CN105571391A - Electronic water gun - Google Patents
Electronic water gun Download PDFInfo
- Publication number
- CN105571391A CN105571391A CN201510989860.7A CN201510989860A CN105571391A CN 105571391 A CN105571391 A CN 105571391A CN 201510989860 A CN201510989860 A CN 201510989860A CN 105571391 A CN105571391 A CN 105571391A
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- China
- Prior art keywords
- pump
- water
- piston
- pump case
- rotor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B9/00—Liquid ejecting guns, e.g. water pistols, devices ejecting electrically charged liquid jets, devices ejecting liquid jets by explosive pressure
- F41B9/0003—Liquid ejecting guns, e.g. water pistols, devices ejecting electrically charged liquid jets, devices ejecting liquid jets by explosive pressure characterised by the pressurisation of the liquid
- F41B9/0006—Liquid ejecting guns, e.g. water pistols, devices ejecting electrically charged liquid jets, devices ejecting liquid jets by explosive pressure characterised by the pressurisation of the liquid the liquid being pressurised prior to ejection
- F41B9/0015—Liquid ejecting guns, e.g. water pistols, devices ejecting electrically charged liquid jets, devices ejecting liquid jets by explosive pressure characterised by the pressurisation of the liquid the liquid being pressurised prior to ejection the liquid being pressurised by compressed gas, e.g. air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B23/00—Pumping installations or systems
- F04B23/04—Combinations of two or more pumps
- F04B23/06—Combinations of two or more pumps the pumps being all of reciprocating positive-displacement type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B41/00—Pumping installations or systems specially adapted for elastic fluids
- F04B41/06—Combinations of two or more pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B9/00—Liquid ejecting guns, e.g. water pistols, devices ejecting electrically charged liquid jets, devices ejecting liquid jets by explosive pressure
- F41B9/0071—Liquid ejecting guns, e.g. water pistols, devices ejecting electrically charged liquid jets, devices ejecting liquid jets by explosive pressure characterised by special valve arrangements
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses an electronic water gun. The electronic water gun comprises a gun body which is made from plastic and hollow, wherein a handle is integrally connected below the rear end of the gun body, a water storage bottle is detachably connected below the middle position of the gun body, a water pump is installed in the gun body and located above the water storage bottle; an air pump is installed in the gun body and located behind the water pump; a circular-tube-shaped gun barrel is fixedly installed on the front part in the gun body, the front end of the gun barrel stretches out of the front end part of the gun body, and the rear end of the gun barrel is connected with the water pump and the air pump through a three-way tube; a press switch used for controlling the air pump and the water pump to work is installed in the handle, and a trigger is connected to a key of the press switch; and a controller and a storage battery are further installed in the handle, and the storage battery, the press switch, a stator winding of the water pump, and an outer stator winding of the air pump are connected with the controller through a conductive wire respectively. The water gun is low in water quantity, and therefore is capable of being played for a long time compared with a water gun with the same water storage quantity.
Description
Technical field
The invention belongs to toy art, be specifically related to a kind of electric water gun structure.
Background technology
Existing water gun is all extruded from gun barrel continuously by water by air pressure or hydraulic pressure, forms water column.But the hydraulic giant water consumption of this kind of continuous effluent is comparatively large, can be shorter for the time of playing continuously.Applicant discloses a kind of trigger mechanism of electric water gun in the patent of invention that the patent No. that 2011 apply for is 201110060646.5, a section little water column is driven outwards to penetrate by moving back and forth of electromagnet, it is less that it also can reach water consumption, the object that time of can playing is longer, but electromagnet needs larger power could obtain larger driving force, makes the hydraulic giant power consumption being equipped with this trigger mechanism larger.
Summary of the invention
Technical problem to be solved by this invention is: the deficiency existed for prior art, provides a kind of novel structure, consumes energy low and can the electric water gun of sequential filming bullet shaped water column.
For realizing the object of the present invention, be achieved by the following technical solutions: a kind of electric water gun, include plastic material and the rifle body of hollow, handle is connected with below the rear end of rifle body, rifle body is removably connected with water-storing bottle below centre position, be positioned in rifle body above water-storing bottle and a water pump is installed, be positioned at water pump rear in rifle body and an air pump is installed; In rifle body, front portion is installed with the gun barrel of circular tube shaped, and the front end of gun barrel extend out to rifle body leading section, and the rear end of gun barrel is connected with water pump, air pump by three-way pipe; Be provided with in described handle to control air pump, pump working by compressing switch, be connected with trigger by the button compressed switch; Also be provided with controller and battery in described handle, described battery, by compressing switch, the stator winding of water pump and the external stator winding of air pump be connected by wire with controller respectively;
Described air pump includes the pump case of round tube shape, is fixedly mounted on the external stator winding in order to produce rotating excitation field of pump case outer wall medium position, and is rotatably installed in the interior p-m rotor in pump case,
Described pump case outer wall medium position forms the external stator winding mounting groove installing described external stator winding;
The centre of described interior p-m rotor is fixedly connected with armature spindle, and the both sides that described armature spindle sidewall is positioned at p-m rotor form two direction recess be parallel to each other respectively, plane residing for direction recess and armature spindle axially between form the angle of 5-20 °; On described pump case, the position of corresponding two direction recess is provided with two guide posts, the rear end of guide post is vertically connected with location-plate, the front end bilateral symmetry of guide post forms two steel ball shrinkage pools, be provided with the guiding steel ball coordinating with direction recess sidewall and roll and be connected in steel ball shrinkage pool, the degree of depth of described steel ball shrinkage pool is greater than the radius of guiding steel ball; Described guide post front end passes through in pump case from pump case outer wall, is tightly connected between guide post and pump case; Described location-plate and pump case outer wall are connected by screw, and pump case outer wall forms the guide post locating slot of locating described location-plate;
Distance 0.5-1.0mm less of the width of direction recess between two guiding steel ball outer ends on each guide post;
Distance along armature spindle axis between the two ends that described direction recess distance is the longest is t, the length t-2t larger than the length of external stator winding of described interior p-m rotor;
The outside being positioned at two direction recess in described pump case is installed with two rotor bearings be rotationally connected with armature spindle, described rotor bearing includes the bearing outer ring be fixedly connected with pump case, the multiple connection straps be connected with bearing outer ring inwall, and be connected to the bearing inner race of each connection strap the inner, the inwall of described bearing inner race circumferentially forms steel ball mounting groove, the steel ball coordinated that to roll with described armature spindle is installed in described steel ball mounting groove; The degree of depth of described steel ball mounting groove is greater than the radius of steel ball;
One end of described armature spindle is connected with a first piston by bearing, the armature spindle other end is connected with second piston by bearing, the diameter of described first piston is greater than the diameter of the second piston, and the internal diameter of described pump case two end portions matches with the diameter of first piston, the second piston respectively; Described pump case is connected with the first pump cover near one end of first piston, and described pump case is connected with the second pump cover near one end of the second piston, described first pump cover is connected with external admission valve, described first piston is connected with interior air outlet valve; Described second piston is connected with interior intake valve, described second pump cover is connected with outer air outlet valve, described outer air outlet valve is connected with three-way pipe by pipeline;
Between first piston and the first pump cover, form the first air pump in described pump case, form the second air pump in described pump case between the second piston and the second pump cover, the volume of described first air pump is 1.2-1.5 times of the second air pump volume;
Described water pump includes the housing of round tube shape, is fixedly mounted on the stator winding in order to produce rotating excitation field of housing exterior walls medium position, and is rotatably installed in the p-m rotor in housing,
Described housing exterior walls medium position forms the winding mounting groove installing described stator winding;
The centre of described p-m rotor is fixedly connected with rotating shaft, and the both sides that described rotating shaft sidewall is positioned at p-m rotor form two gathering sills be parallel to each other respectively, forms the angle of 5-20 ° between plane residing for gathering sill and rotating shaft axially; On described housing, the position of corresponding two gathering sills is provided with two guides, the rear end of guide is vertically connected with connecting plate, the front end bilateral symmetry of guide forms two ball shrinkage pools, be provided with the guiding ball coordinating with gathering sill sidewall and roll and be connected in ball shrinkage pool, the degree of depth of described ball shrinkage pool is greater than the radius of guiding ball; Described guide front end passes through in housing from housing exterior walls, is tightly connected between guide and housing; Described connecting plate and housing exterior walls are connected by screw, and housing exterior walls forms the guide holddown groove of locating described connecting plate;
Distance 0.5-1.0mm less of the width of gathering sill between two guiding ball outer ends on each guide;
Distance along rotating shaft axis between the two ends that described gathering sill distance is the longest is t, the length t-2t larger than the length of stator winding of described p-m rotor;
The outside being positioned at two gathering sills in described housing is installed with two shaft bearings be connected with axis of rotation, described shaft bearing includes the outer ring be fixedly connected with housing, the multiple dowels be connected with outer ring inwall, and be connected to the inner ring of each dowel the inner, the inwall of described inner ring circumferentially forms ball grooves, the ball coordinated that to roll with described rotating shaft is installed in described ball grooves; The degree of depth of described ball grooves is greater than the radius of ball;
Described rotating shaft two ends are connected with the piston matched with inner walls respectively by bearing; Described housing two ends are sealedly connected with two pump covers, and each described pump cover is all provided with a water intaking valve and an outlet valve, two described outlet valves are connected by three-way pipe a, and the other end of three-way pipe a is connected with three-way pipe again; Two water intaking valves are connected by three-way pipe b, and the other end of three-way pipe b is connected with water inlet pipe, and water inlet pipe reaches water-storing bottle inner bottom part.
Compared with prior art, the invention has the beneficial effects as follows:
1, when being pressed by when compressing switch by trigger, described controller exports two-way three-phase electricity and drives water pump and air pump to continue to carry out work respectively.Because two outlet valves of described water pump are water outlets in turn, and air pump is just given vent to anger after two series connection of pumps superchargings, therefore giving vent to anger of air pump is discontinuity, and continuous print water column is separated the water column forming bullet shaped one by one and outwards penetrated by the gas that such air pump is formed.Because the water yield of each water bullet is less, compare the hydraulic giant of same moisture storage capacity like this, the time that can play is longer.
2, the housing of described water pump is not only for installing stator winding, p-m rotor and two pistons are also installed in its inside simultaneously, piston is connected at two pump covers at housing two ends, form two plunger displacement pumps, p-m rotor is between two plunger displacement pumps, and being matched by gathering sill and guide makes p-m rotor move back and forth in the axial direction while rotation, drives two plunger displacement pump alternations, this water pump structure is compact, and the pumping for water pump efficiency comparing equal volume is higher.P-m rotor is in the seal cavity between housing and two pistons, even if such piston produces a small amount of leakage after a long time use, the liquid be sucked also can not be leaked to outside the pump housing, and a small amount of leak liquid is present in seal cavity and can not impacts the work of water pump.The length distance t larger than the length of stator winding of described p-m rotor, distance t is at least the distance of p-m rotor movement vertically, the motor that such p-m rotor and stator winding are formed can not produce the situation of leakage field, and relative normal motor, longer p-m rotor weight is larger, inertia is comparatively large, is beneficial to its smooth rotation.Described shaft bearing, by arranging ball and roll with rotating shaft at the shaping ball grooves of inner ring and coordinate, makes rotating shaft rotating and being all in low Frotteurism along in the process of axis movement, guarantees the efficiency of water pump.Described guide is inserted in housing from housing, so when mounted, first in ball shrinkage pool, fill butter, taking up the ball guide penetrates in housing, again guiding ball is installed in ball shrinkage pool, then connecting plate is adjusted vertical with housing, continuing inwardly to promote guide makes its front end insert in gathering sill, rotary connection plate makes it snap in guide positions groove again, the ball that meanwhile leads also turns to state towards gathering sill madial wall, to be fixed on housing by connecting plate namely to complete installation finally by screw.Facilitate aliging of guide and gathering sill like this, accelerate the assembling speed of guide.
3, the pump case of described air pump is not only for installing external stator winding, interior p-m rotor and two pistons are also installed in its inside simultaneously, piston is connected at two pump covers at pump case two ends, form two air pumps, interior p-m rotor is between two air pumps, being matched by direction recess and guide post makes interior p-m rotor move back and forth in the axial direction while rotation, drives two air pump alternations.Particularly, diameter due to described first piston is greater than the diameter of the second piston, like this in one-period, first air pump charge volume is greater than the second air pump charge volume, therefore the first air pump makes the air pressure in pump case between first piston and the second piston raise, when the second air pump air inlet, the pressure differential of the second piston body both sides is comparatively large, makes the outlet pressure of the second air pump higher; Two air pumps are equivalent to series connection and use, and the air pressure that air pump is exported is higher than the air pump of same power.The length distance t larger than the length of external stator winding of described interior p-m rotor, distance t is at least the distance of interior p-m rotor movement vertically, the motor that like this, p-m rotor and external stator winding are formed can not produce the situation of leakage field, and relative normal motor, longer interior p-m rotor weight is larger, inertia is comparatively large, is beneficial to its smooth rotation.Described rotor bearing, by arranging steel ball and roll with armature spindle at the shaping steel ball mounting groove of bearing inner race and coordinate, makes armature spindle rotating and being all in low Frotteurism along in the process of axis movement, guarantees the efficiency of air pump.Described guide post is inserted in pump case from pump case, so when mounted, first in steel ball shrinkage pool, fill butter, taking up the ball guide post penetrates in pump case, again guiding steel ball is installed in steel ball shrinkage pool, then location-plate is adjusted vertical with pump case, continuing inwardly to promote guide post makes its front end insert in direction recess, rotating retaining plate makes it snap in guide post locating slot again, the steel ball that meanwhile leads also turns to state towards direction recess madial wall, to be fixed on pump case by location-plate namely to complete installation finally by screw.Facilitate aliging of guide post and direction recess like this, accelerate the assembling speed of guide post.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of air pump.
Fig. 3 is the sectional structure schematic diagram of air pump.
Fig. 4 is the structural representation of the pump case of air pump, rotor bearing, guide post part.
Fig. 5 is the interior p-m rotor of air pump and the structural representation of piston portion.
Fig. 6 is the structural representation of water pump.
Fig. 7 is the sectional structure schematic diagram of water pump.
Fig. 8 is the structural representation of housing, shaft bearing, guide portion.
Fig. 9 is the p-m rotor of water pump and the structural representation of piston portion.
1, rifle body; 11, handle; 12, controller; 13, battery; 2, by compressing switch; 21, trigger; 3, water-storing bottle; 5, water inlet pipe; 6, gun barrel;
8, air pump; 81, pump case; 811, external stator winding mounting groove; 812, guide post locating slot; 813, additional-air inlet valve; 82, external stator winding; 83, guide post; 831, location-plate; 832, lead steel ball; 84, the first pump cover; 841, external admission valve; 85, the second pump cover; 851, outer air outlet valve; 86, interior p-m rotor; 861, armature spindle; 862, direction recess; 87, rotor bearing; 871, bearing outer ring; 872, connection strap; 873, bearing inner race; 874, steel ball mounting groove; 875, steel ball; 88, first piston; 881, interior air outlet valve; 89, the second piston; 891, interior intake valve;
9, water pump; 91, housing; 911, winding mounting groove; 912, guide holddown groove; 92, stator winding; 93, guide; 931, connecting plate; 932, lead ball; 94, pump cover; 941, water intaking valve; 942, outlet valve; 95, p-m rotor; 951, rotating shaft; 952, gathering sill; 96, piston; 97, shaft bearing; 971, outer ring; 972, dowel; 973, inner ring; 974, ball grooves; 975, ball.
Detailed description of the invention
With reference to the accompanying drawings the specific embodiment of the present invention is made a detailed explanation below.
According to shown in Fig. 1 to Fig. 9, the present embodiment is a kind of electric water gun, include plastic material and the rifle body 1 of hollow, handle 11 is connected with below the rear end of rifle body, rifle body is removably connected with water-storing bottle 3 below centre position, be positioned in rifle body above water-storing bottle and a water pump 9 is installed, be positioned at water pump rear in rifle body and an air pump 8 is installed; In rifle body, front portion is installed with the gun barrel 6 of circular tube shaped, and the front end of gun barrel extend out to rifle body leading section, and the rear end of gun barrel is connected with water pump, air pump by three-way pipe; Be provided with in described handle to control air pump, pump working by compressing switch 2, be connected with trigger 21 by the button compressed switch; Also be provided with controller 12 and battery 13 in described handle, described battery, by compressing switch, the stator winding of water pump and the external stator winding of air pump be connected by wire with controller respectively.
The internal diameter of described gun barrel is 1-3mm, and gun barrel front end side wall is tapered, and cone angle is 10-30 degree, makes water column penetrate hourly velocity higher.
Described air pump includes the pump case 81 of round tube shape, is fixedly mounted on the external stator winding 82 in order to produce rotating excitation field of pump case outer wall medium position, and is rotatably installed in the interior p-m rotor 86 in pump case.Described pump case diameter is 5-10cm.
Described pump case 81 outer wall medium position forms the external stator winding mounting groove 811 installing described external stator winding.
The centre of described interior p-m rotor 86 is fixedly connected with armature spindle 861, the both sides that described armature spindle sidewall is positioned at p-m rotor form two direction recess be parallel to each other 862 respectively, plane residing for direction recess and armature spindle axially between form the angle of 5-20 °; On described pump case, the position of corresponding two direction recess is provided with two guide posts 83, the rear end of guide post is vertically connected with location-plate 831, the front end bilateral symmetry of guide post forms two steel ball shrinkage pools, be provided with the guiding steel ball 832 coordinating with direction recess sidewall and roll and be connected in steel ball shrinkage pool, the degree of depth of described steel ball shrinkage pool is greater than the radius of guiding steel ball; Described guide post front end passes through in pump case from pump case outer wall, is tightly connected between guide post and pump case; Described location-plate and pump case outer wall are connected by screw, and pump case outer wall forms the guide post locating slot 812 of locating described location-plate, and guide post locating slot is arranged along pump case length direction.
Distance 0.5-1.0mm less of the width of direction recess between two guiding steel ball outer ends on each guide post.
Distance along armature spindle axis between the two ends that described direction recess distance is the longest is t, the length t-2t larger than the length of external stator winding of described interior p-m rotor; Described t is 8-20mm, is also the stroke of piston along axis movement.
The outside being positioned at two direction recess in described pump case is installed with two rotor bearings 87 be rotationally connected with armature spindle, described rotor bearing includes the bearing outer ring 871 be fixedly connected with pump case, the multiple connection straps 872 be connected with bearing outer ring inwall, and be connected to the bearing inner race 873 of each connection strap the inner, the inwall of described bearing inner race circumferentially forms steel ball mounting groove 874, the steel ball 875 coordinated that to roll with described armature spindle is installed in described steel ball mounting groove; The degree of depth of described steel ball mounting groove is 1.2-1.5 times of steel ball radius.
One end of described armature spindle is connected with a first piston 88 by bearing, the armature spindle other end is connected with second piston 89 by bearing, the diameter of described first piston is greater than the diameter of the second piston, and the internal diameter of described pump case two end portions matches with the diameter of first piston, the second piston respectively; Described pump case is connected with the first pump cover 84 near one end of first piston, and described pump case is connected with the second pump cover 85 near one end of the second piston, and described first pump cover is connected with external admission valve 841, described first piston is connected with interior air outlet valve 881; Described second piston is connected with interior intake valve 891, described first pump cover is connected with outer air outlet valve 851, described outer air outlet valve is connected with three-way pipe by pipeline;
Between first piston and the first pump cover, form the first air pump in described pump case, form the second air pump in described pump case between the second piston and the second pump cover, the volume of described first air pump is 1.2-1.5 times of the second air pump volume.
Interval area between described interior p-m rotor and pump housing endophragm is greater than the area of external admission valve valve port.
Described water pump includes the housing 91 of round tube shape, is fixedly mounted on the stator winding 92 in order to produce rotating excitation field of housing exterior walls medium position, and is rotatably installed in the p-m rotor 95 in housing; The diameter of described housing is 5-10cm.
Described housing exterior walls medium position forms the winding mounting groove 912 installing described stator winding.
The centre of described p-m rotor 95 is fixedly connected with rotating shaft 951, and the both sides that described rotating shaft sidewall is positioned at p-m rotor form two gathering sills be parallel to each other 952 respectively, forms the angle of 5-20 ° between plane residing for gathering sill and rotating shaft axially; On described housing, the position of corresponding two gathering sills is provided with two guides 93, the rear end of guide is vertically connected with connecting plate 931, the front end bilateral symmetry of guide forms two ball shrinkage pools, be provided with the guiding ball 932 coordinating with gathering sill sidewall and roll and be connected in ball shrinkage pool, the degree of depth of described ball shrinkage pool is the 2/3-3/4 of guiding ball bearing radius; Described guide front end passes through in housing from housing exterior walls, is connected between guide with housing by sealing ring or sealant sealing; Described connecting plate and housing exterior walls are connected by screw, and housing exterior walls forms the guide holddown groove of locating described connecting plate.
Distance 0.5-1.0mm less of the width of gathering sill between two guiding ball outer ends on each guide.
Distance along rotating shaft axis between the two ends that described gathering sill distance is the longest is t, the length t-2t larger than the length of stator winding of described p-m rotor; Described t is 8-20mm, is also the stroke of piston along axis movement.
The outside being positioned at two gathering sills in described housing is installed with two shaft bearings be connected with axis of rotation 97, described shaft bearing includes the outer ring 971 be fixedly connected with housing, the multiple dowels 972 be connected with outer ring inwall, and be connected to the inner ring 973 of each dowel the inner, the inwall of described inner ring circumferentially forms ball grooves 974, the ball 975 coordinated that to roll with described rotating shaft is installed in described ball grooves; The degree of depth of described ball grooves is greater than the radius of ball.
Described rotating shaft two ends are connected with the piston 96 matched with inner walls respectively by bearing; Described housing two ends are sealedly connected with two pump covers 94, each described pump cover are all provided with a water intaking valve 941 and an outlet valve 942.
The area in the gap between described p-m rotor and inner walls is greater than 3 times of the area of water intaking valve valve port.Described gap is unsuitable too small, the draught head excess loss power of wall both sides.
Two described outlet valves are connected by three-way pipe a, and the other end of three-way pipe a is connected with three-way pipe again.Two water intaking valves are connected by three-way pipe b, and the other end of three-way pipe b is connected with water inlet pipe 5, and water inlet pipe reaches water-storing bottle inner bottom part.
When being pressed by when compressing switch by trigger, described controller exports two-way three-phase electricity and drives water pump and air pump to continue to carry out work respectively.Because two outlet valves of described water pump are water outlets in turn, and air pump is just given vent to anger after two series connection of pumps superchargings, therefore giving vent to anger of air pump is discontinuity, and continuous print water column is separated the water column forming bullet shaped one by one and outwards penetrated by the gas that such air pump is formed.Preferably, the gas output that air pump is each is 1-3 times of water yield volume in the same time.
When air pump constant airspeed, by adjusting the speed of water pump, the size of adjustable injection water bullet, when water pump speed is constant, by adjusting the speed of air pump, the frequency of adjustable injection water bullet.
Described rifle body also can be installed two respectively in order to control the adjusting knob of water pump, air pump speed, adjusting knob is electrically connected with controller respectively.
Claims (1)
1. an electric water gun, it is characterized in that: include plastic material and the rifle body of hollow, handle is connected with below the rear end of rifle body, rifle body is removably connected with water-storing bottle below centre position, be positioned in rifle body above water-storing bottle and a water pump is installed, be positioned at water pump rear in rifle body and an air pump is installed; In rifle body, front portion is installed with the gun barrel of circular tube shaped, and the front end of gun barrel extend out to rifle body leading section, and the rear end of gun barrel is connected with water pump, air pump by three-way pipe; Be provided with in described handle to control air pump, pump working by compressing switch, be connected with trigger by the button compressed switch; Also be provided with controller and battery in described handle, described battery, by compressing switch, the stator winding of water pump and the external stator winding of air pump be connected by wire with controller respectively;
Described air pump includes the pump case of round tube shape, is fixedly mounted on the external stator winding in order to produce rotating excitation field of pump case outer wall medium position, and is rotatably installed in the interior p-m rotor in pump case,
Described pump case outer wall medium position forms the external stator winding mounting groove installing described external stator winding;
The centre of described interior p-m rotor is fixedly connected with armature spindle, and the both sides that described armature spindle sidewall is positioned at p-m rotor form two direction recess be parallel to each other respectively, plane residing for direction recess and armature spindle axially between form the angle of 5-20 °; On described pump case, the position of corresponding two direction recess is provided with two guide posts, the rear end of guide post is vertically connected with location-plate, the front end bilateral symmetry of guide post forms two steel ball shrinkage pools, be provided with the guiding steel ball coordinating with direction recess sidewall and roll and be connected in steel ball shrinkage pool, the degree of depth of described steel ball shrinkage pool is greater than the radius of guiding steel ball; Described guide post front end passes through in pump case from pump case outer wall, is tightly connected between guide post and pump case; Described location-plate and pump case outer wall are connected by screw, and pump case outer wall forms the guide post locating slot of locating described location-plate;
Distance 0.5-1.0mm less of the width of direction recess between two guiding steel ball outer ends on each guide post;
Distance along armature spindle axis between the two ends that described direction recess distance is the longest is t, the length t-2t larger than the length of external stator winding of described interior p-m rotor;
The outside being positioned at two direction recess in described pump case is installed with two rotor bearings be rotationally connected with armature spindle, described rotor bearing includes the bearing outer ring be fixedly connected with pump case, the multiple connection straps be connected with bearing outer ring inwall, and be connected to the bearing inner race of each connection strap the inner, the inwall of described bearing inner race circumferentially forms steel ball mounting groove, the steel ball coordinated that to roll with described armature spindle is installed in described steel ball mounting groove; The degree of depth of described steel ball mounting groove is greater than the radius of steel ball;
One end of described armature spindle is connected with a first piston by bearing, the armature spindle other end is connected with second piston by bearing, the diameter of described first piston is greater than the diameter of the second piston, and the internal diameter of described pump case two end portions matches with the diameter of first piston, the second piston respectively; Described pump case is connected with the first pump cover near one end of first piston, and described pump case is connected with the second pump cover near one end of the second piston, described first pump cover is connected with external admission valve, described first piston is connected with interior air outlet valve; Described second piston is connected with interior intake valve, described second pump cover is connected with outer air outlet valve, described outer air outlet valve is connected with three-way pipe by pipeline;
Between first piston and the first pump cover, form the first air pump in described pump case, form the second air pump in described pump case between the second piston and the second pump cover, the volume of described first air pump is 1.2-1.5 times of the second air pump volume;
Described water pump includes the housing of round tube shape, is fixedly mounted on the stator winding in order to produce rotating excitation field of housing exterior walls medium position, and is rotatably installed in the p-m rotor in housing,
Described housing exterior walls medium position forms the winding mounting groove installing described stator winding;
The centre of described p-m rotor is fixedly connected with rotating shaft, and the both sides that described rotating shaft sidewall is positioned at p-m rotor form two gathering sills be parallel to each other respectively, forms the angle of 5-20 ° between plane residing for gathering sill and rotating shaft axially; On described housing, the position of corresponding two gathering sills is provided with two guides, the rear end of guide is vertically connected with connecting plate, the front end bilateral symmetry of guide forms two ball shrinkage pools, be provided with the guiding ball coordinating with gathering sill sidewall and roll and be connected in ball shrinkage pool, the degree of depth of described ball shrinkage pool is greater than the radius of guiding ball; Described guide front end passes through in housing from housing exterior walls, is tightly connected between guide and housing; Described connecting plate and housing exterior walls are connected by screw, and housing exterior walls forms the guide holddown groove of locating described connecting plate;
Distance 0.5-1.0mm less of the width of gathering sill between two guiding ball outer ends on each guide;
Distance along rotating shaft axis between the two ends that described gathering sill distance is the longest is t, the length t-2t larger than the length of stator winding of described p-m rotor;
The outside being positioned at two gathering sills in described housing is installed with two shaft bearings be connected with axis of rotation, described shaft bearing includes the outer ring be fixedly connected with housing, the multiple dowels be connected with outer ring inwall, and be connected to the inner ring of each dowel the inner, the inwall of described inner ring circumferentially forms ball grooves, the ball coordinated that to roll with described rotating shaft is installed in described ball grooves; The degree of depth of described ball grooves is greater than the radius of ball;
Described rotating shaft two ends are connected with the piston matched with inner walls respectively by bearing; Described housing two ends are sealedly connected with two pump covers, and each described pump cover is all provided with a water intaking valve and an outlet valve, two described outlet valves are connected by three-way pipe a, and the other end of three-way pipe a is connected with three-way pipe again; Two water intaking valves are connected by three-way pipe b, and the other end of three-way pipe b is connected with water inlet pipe, and water inlet pipe reaches water-storing bottle inner bottom part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989860.7A CN105571391A (en) | 2015-12-24 | 2015-12-24 | Electronic water gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989860.7A CN105571391A (en) | 2015-12-24 | 2015-12-24 | Electronic water gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105571391A true CN105571391A (en) | 2016-05-11 |
Family
ID=55881800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510989860.7A Pending CN105571391A (en) | 2015-12-24 | 2015-12-24 | Electronic water gun |
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| Country | Link |
|---|---|
| CN (1) | CN105571391A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108745693A (en) * | 2018-05-24 | 2018-11-06 | 国网四川省电力公司宜宾供电公司 | One kind being used for high voltage power transmission and transforming framework anti-corrosion spray gun |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5184755A (en) * | 1991-12-11 | 1993-02-09 | Lanard Toys Limited | Toy water gun utilizing an air pressure pump |
| CN1363769A (en) * | 2001-01-04 | 2002-08-14 | 李万浩 | Double electromagnetic pump |
| CN1517547A (en) * | 2003-01-06 | 2004-08-04 | ��ʽ��������Զ�֯�������� | Reciprocating pump and vacuum pump |
| CN102175091A (en) * | 2011-03-14 | 2011-09-07 | 林伟鑫 | Trigger mechanism of electronic toy water gun |
| CN202018235U (en) * | 2011-04-29 | 2011-10-26 | 黄壮明 | Toy water gun |
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2015
- 2015-12-24 CN CN201510989860.7A patent/CN105571391A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5184755A (en) * | 1991-12-11 | 1993-02-09 | Lanard Toys Limited | Toy water gun utilizing an air pressure pump |
| CN1363769A (en) * | 2001-01-04 | 2002-08-14 | 李万浩 | Double electromagnetic pump |
| CN1517547A (en) * | 2003-01-06 | 2004-08-04 | ��ʽ��������Զ�֯�������� | Reciprocating pump and vacuum pump |
| CN102175091A (en) * | 2011-03-14 | 2011-09-07 | 林伟鑫 | Trigger mechanism of electronic toy water gun |
| CN202018235U (en) * | 2011-04-29 | 2011-10-26 | 黄壮明 | Toy water gun |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108745693A (en) * | 2018-05-24 | 2018-11-06 | 国网四川省电力公司宜宾供电公司 | One kind being used for high voltage power transmission and transforming framework anti-corrosion spray gun |
| CN108745693B (en) * | 2018-05-24 | 2021-06-01 | 国网四川省电力公司宜宾供电公司 | Be used for anticorrosive spray gun of high voltage power transmission and transformation framework |
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Application publication date: 20160511 |