CN103195783B - Connecting device, fixing piece, LED display panel and LED display system - Google Patents
Connecting device, fixing piece, LED display panel and LED display system Download PDFInfo
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- CN103195783B CN103195783B CN201310057356.4A CN201310057356A CN103195783B CN 103195783 B CN103195783 B CN 103195783B CN 201310057356 A CN201310057356 A CN 201310057356A CN 103195783 B CN103195783 B CN 103195783B
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Abstract
The invention provides a connecting device, a fixing piece, LED display panels and an LED display system. The connecting device comprises connecting pieces, wherein each connecting piece comprises a first casing, locking balls and a first elastic piece; the first casing is provided with a first accommodating cavity, the first end of the first casing is connected to the back side of each mounted component, and the second end of the first casing is provided with an insertion hole, and the first accommodating cavity comprises a shrinkage part arranged at the second end of the first casing, and the shrinkage part gradually extends in a contracting way in the direction from the first end to the second end of the first casing; the locking balls are arranged in the first accommodating cavity; the first elastic piece is arranged in the first accommodating cavity, the first end of the first elastic piece is propped against the first end of the first casing, and the second end of the first elastic piece is propped against the locking balls, and the locking balls are in the shrinkage part under the action of the first elastic piece; the fixing piece comprises a positioning pin; and clamping grooves matched with the locking balls of the connecting device are formed in the side wall of the positioning pin. According to the invention, the connecting device can be mounted and dismounted at the front sides of the mounted components, and the mounted components are not damaged.
Description
Technical field
The present invention relates to a kind of connection set, fixed block, LED display board and LED display system.
Background technique
As shown in Figure 1, at present, LED display system is made up of multiple LED display board 40 ' be fixed on fixed support 2 '.The installation and removal of LED display board 40 ' of the prior art are all carry out at the back side (i.e. LED display board 40 ' coordinate with fixed support 2 ' face) of LED display board 40 ', need LED display board 40 ' and metope 1 ' at least at a distance of 1m, staff just can be made can to carry out work at the back side of LED display board 40 ', as fixing or dismounting LED display board 40 ' etc.
The shortcoming of technique scheme is: must carry out installation and maintenance from the back side of LED display board 40 ', have strict demand to the backside space of LED display board 40 '.
Also have some can carry out the technological scheme of housekeeping operation in LED display board 40 ' front (display surface) in prior art, but such scheme all needs to punch in LED display board 40 ', by screw, LED display board 40 ' is connected with fixing fixed support 2 ' on the wall, waste time and energy, also destroy the conformity of screen surface.Because the front of LED display board 40 ' is covered with LED, housekeeping operation is carried out to the front from LED display board 40 ', there is larger narrow limitation.
The shortcoming of technique scheme is: need to punch to LED display board 40 ', destruction is caused to the global consistency of LED display board 40 ', this scheme cannot be implemented in the LED display board 40 ' that pel spacing is smaller simultaneously, especially, gap between LED is less than 1mm, and in LED display board 40 ', punching can very difficultly even cannot realize.
Summary of the invention
The present invention aims to provide and a kind ofly can carry out dismounting in the front of mounted member and not damage the connection set of mounted member, fixed block, LED display board and LED display system.
To achieve these goals, according to an aspect of the present invention, provide a kind of connection set, comprise link, link comprises: the first housing, has the first receiving cavity, the first end of the first housing is connected on the back side of mounted member, second end of the first housing is provided with the jack be communicated with the first receiving cavity, and the first receiving cavity comprises the contraction section of the second end being arranged on the first housing, and contraction section extends gradually along the direction of first end to the second end of the first housing with shrinking; Locking ball, is arranged in the first receiving cavity; First elastic component, is arranged in the first receiving cavity, and the first end of the first elastic component supports the first end at the first housing, and the second end of the first elastic component is supported on locking ball, and wherein, locking ball is in contraction section under the effect of the first elastic component.
Further, link also comprises the annular gasket be arranged between the first elastic component and locking ball, and annular gasket has dodges hole, and diameter and the diameter of dodging hole of jack are all less than the diameter of locking ball.
Further, contraction section has the first annular flange flange radially extended internally, and the endoporus of the first annular flange flange forms jack, the internal surface of the first annular flange flange is formed with first ring connected in star, the bottom land of first ring connected in star and the surface of locking ball suitable.
Further, connection set also comprises magnetic dismounting device, and magnetic dismounting device comprises: connecting frame; Magnetic removable unit, be arranged on connecting frame, magnetic removable unit selectively coordinates with the front of mounted member, magnetic removable unit comprises for adsorbing locking ball and making locking ball towards the magnetic part of the first end movement of the first housing, and magnetic part has the primary importance of close mounted member and the second place away from mounted member; Control gear, is arranged on connecting frame, and control gear and magnetic part drive and be connected to drive magnetic part to change between the first position and the second position.
Further, magnetic removable unit also comprises the second housing, and the second housing has the second receiving cavity, and magnetic part is arranged in the second receiving cavity movably.
Further, link and magnetic removable unit are multiple and arrange correspondingly, control gear comprises control device and multiple drive portion, multiple drive portion drives correspondingly with the magnetic part of multiple magnetic removable unit and is connected, and control device drives multiple magnetic part to change between the first position and the second position by multiple drive portion.
Further, control device is multiple, and each control device drives two magnetic parts to change between the first position and the second position by two drive portions.
Further, control gear also comprises the second elastic component be arranged in the second receiving cavity, the first end of the second elastic component is supported in the second housing one end towards mounted member, second end of the second elastic component is supported on magnetic part, control device is button, and this button has the projection extended towards connecting frame inside; Drive portion comprises the first driveshaft and the second driveshaft, the first end of the first driveshaft and male cooperation, second end of the first driveshaft and the first end of the second driveshaft hinged, second end of the second driveshaft is connected with magnetic part, connecting frame is provided with pivot, and the middle part of the first driveshaft is hinged on pivot.
Further, magnetic part comprises magnetic part body and is connected to the annular fixture block on magnetic part body, annular fixture block is arranged on magnetic part one end away from mounted member, second receiving cavity sidewall forms the second annular groove, annular fixture block is arranged in the second annular groove movably, and the second end of the second elastic component is supported on annular fixture block.
According to a further aspect in the invention, provide the fixed block that a kind of with above-mentioned connection set coordinates, comprise locating stud, the sidewall of locating stud has the draw-in groove coordinated with the locking ball of connection set.
Further, the surface of the bottom land of draw-in groove and the locking ball of above-mentioned connection set is suitable.
Further, the first end of locating stud stretches out to form taper guide portion along the axial direction of locating stud gradually with shrinking, and fixed block also comprises base, and the second end of locating stud is connected on base.
According to a further aspect in the invention, provide a kind of LED display board, comprise display board body and be connected to the multiple links on display board body, link is the link in above-mentioned connection set.
According to a further aspect in the invention, provide a kind of LED display system, comprise fixing part and be fixed on multiple LED display board on fixing part, fixing part is provided with fixed block, and fixed block is above-mentioned fixed block, and LED display board is above-mentioned LED display board.
Further, arrange at each interval between multiple LED display board.
Apply technological scheme of the present invention, connection set and fixed block are used in combination, fixing for mounted member.First, be fixed on the back side of mounted member by the link of connection set, locking ball is in contraction section under the restoring force effect of the first elastic component.Fixed block is arranged on fixture simultaneously, the locating stud of fixed block is extended in the horizontal direction.When mounted member is installed, make the locating stud of fixed block be inserted in jack, locking ball supported by locating stud makes locking ball compress the first elastic component and first end to the first housing moves, and then makes locating stud be inserted in the first receiving cavity gradually, now, locking ball coordinates with the sidewall of locating stud always.When the draw-in groove of locating stud enters to the contraction section of the first receiving cavity, locking ball contacts with this draw-in groove under the restoring force of the first elastic component and the leading role of contraction section, and now, locking ball will be stuck on draw-in groove and locating stud is fixed in the first receiving cavity.Link is fixed to one another with fixed block and is connected, thus effectively secures mounted member.In above-mentioned installation process, operator can install from the front of mounted member easily, and fitting operation is simple, convenient.
During dismounting mounted member, can use with magnetic bodies, such as magnet, the dismounting to mounted member is dismantled and then realized to link and fixed block.Particularly, magnet is resisted against the front of mounted member, and corresponding with the position of link.The adsorption force of magnet to locking ball is greater than the restoring force of the first elastic component to locking ball, therefore, locking ball moves also and exact separation towards the first end of the first housing, and now, link can be separated with fixed block thus mounted member can be disassembled from fixture.In above-mentioned unloading process, utilize the magnetic force of magnetic bodies to dismantle, can not mounted member be damaged, and disassembling section is simple, convenient.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment of LED display system in prior art;
Fig. 2 shows the sectional structure schematic diagram according to connection set of the present invention, not shown magnetic dismounting device;
Fig. 3 shows the sectional structure schematic diagram according to fixed block of the present invention;
Fig. 4 shows the mated condition schematic diagram of the connection set of Fig. 2 and the fixed block of Fig. 3, not shown magnetic dismounting device;
Fig. 5 to Fig. 7 shows the schematic diagram of the unloading process between the connection set of Fig. 2 and the fixed block of Fig. 3;
Fig. 8 shows the A place enlarged diagram of the link of the connection set of Fig. 7;
The magnetic part that Fig. 9 shows the connection set of Fig. 2 is in generalized section during primary importance;
The magnetic part that Figure 10 shows the connection set of Fig. 2 is in the generalized section during second place;
Figure 11 shows the perspective view of the connection set of Fig. 2 and the fixed block of Fig. 3;
Figure 12 shows the schematic side view of the embodiment according to LED display system of the present invention; And
Figure 13 shows the B place enlarged diagram of the LED display system of Figure 12.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 2, link 10 is comprised according to the embodiment of connection set of the present invention.Link 10 comprises the first housing 11, locking ball 13 and the first elastic component 15.The first end that first housing 11 has the first receiving cavity 12, first housing 11 is connected on the back side of mounted member 40, and the mounted member 40 in the present embodiment is LED display board, certainly, also can be the parts that other need to install.It is circular holes that second end of the first housing 11 is provided with the jack 16 shown in jack 16, Fig. 2 be communicated with the first receiving cavity 12, certainly, also as required jack 16 can be designed to other shapes.First receiving cavity 12 comprises the contraction section of the second end being arranged on the first housing 11, and contraction section extends gradually along the direction of first end to the second end of the first housing 11 with shrinking.Locking ball 13 is arranged in the first receiving cavity 12, the Metal Ball that locking ball 13 preferably can be attracted by magnet, can be also Magnetic force ball.
First elastic component 15 is arranged in the first receiving cavity 12, and first elastic component 15 of the present embodiment is spring, but is not limited to spring, as long as have spring function and the elastic member that center has hole can.The first end of the first elastic component 15 supports the first end at the first housing 11, and the second end of the first elastic component 15 is supported on locking ball 13, and locking ball 13 is in contraction section under the effect of the first elastic component 15.
As shown in Figure 3, comprise locating stud 21 according to the embodiment of fixed block of the present invention, the sidewall of locating stud 21 has the draw-in groove 211 coordinated with the locking ball 13 of connection set.Locating stud 21 is fixed on the fixture of metope.For the ease of penetrating in jack 16 by locating stud 21, the shape of locating stud 21 need be suitable with jack 16, and locating stud 21 is coordinate with circular hole cylindrical.
As shown in Figure 2, the surface of the locking ball 13 of the bottom land of draw-in groove 211 and the embodiment of connection set of the present invention is suitable.What draw-in groove 211 can be made like this to coordinate with locking ball 13 is tightr, and then link 10 is more firmly fixed on fixed block.Draw-in groove 211 is preferably annular groove, and the cross section of annular groove is the circular arc with locking ball 13 surface engagement.
As shown in Figure 2, the first end of locating stud 21 stretches out to form taper guide portion along the axial direction of locating stud 21 gradually with shrinking, and fixed block also comprises base 22, and the second end of locating stud 21 is connected on base 22.If locking ball 13 gets lodged on jack 16, locking ball 13 can back down and move to the sidewall of locating stud 21 by the first end of locating stud 21 easily.
The installation process of mounted member 40 is as follows:
The link 10 of connection set is fixed on the back side of mounted member 40, and locking ball 13 is in contraction section under the restoring force effect of the first elastic component 15.Fixed block is arranged on fixture simultaneously, the locating stud 21 of fixed block is extended in the horizontal direction.When mounted member 40 is installed, the locating stud 21 of fixed block is made to be inserted in jack 16, locking ball 13 supported by locating stud 21 makes locking ball 13 compress the first elastic component 15 and first end to the first housing 11 moves, and then make locating stud 21 be inserted in the first receiving cavity 12 gradually, now, locking ball 13 coordinates with the sidewall of locating stud 21 always.As shown in Figure 4, when the draw-in groove 211 of locating stud 21 enters to the contraction section of the first receiving cavity 12, locking ball 13 contacts with this draw-in groove 211 under restoring force and the leading role of contraction section of the first elastic component 15, now, locking ball 13 will be stuck on draw-in groove 211 and locating stud 21 is fixed in the first receiving cavity 12.Link 10 is fixed to one another with fixed block and is connected, thus effectively secures mounted member 40.In above-mentioned installation process, operator can install from the front of mounted member easily, and fitting operation is simple, convenient.
The unloading process of mounted member 40 is as follows:
During dismounting mounted member 40, can use with magnetic bodies, such as magnet, the dismounting to mounted member 40 is dismantled and then realized to link 10 and fixed block.Particularly, magnet is resisted against the front of mounted member 40, and corresponding with the position of link 10.The adsorption force of magnet to locking ball 13 is greater than the restoring force of the first elastic component 15 pairs of locking balls 13, therefore, locking ball 13 moves towards the first end of the first housing 11 and is separated with draw-in groove 211, now, link 10 can be separated with fixed block thus mounted member 40 can be disassembled from fixture.In above-mentioned unloading process, utilize the magnetic force of magnetic bodies to dismantle, mounted member 40 can not be damaged, and disassembling section is simple, convenient.
As shown in Figure 2, link 10 also comprises the annular gasket 14 be arranged between the first elastic component 15 and locking ball 13, and annular gasket 14 has dodges hole.The elastic-restoring force that annular gasket 14 can make locking ball 13 be subject to evenly, and the spring that diameter can be selected thinner is as the first elastic component 15.Diameter and the diameter of dodging hole of jack 16 are all less than the diameter of locking ball 13, and such locking ball can not fall into dodges in hole and can not drop out the first housing 11 in jack 16.
As shown in Figure 7 and Figure 8, contraction section has the first annular flange flange 17 radially extended internally, the endoporus of the first annular flange flange 17 forms jack 16, the internal surface of the first annular flange flange 17 is formed with first ring connected in star 18, the bottom land of first ring connected in star 18 and the surface of locking ball 13 suitable, locking ball can be reduced like this and get lodged in probability on jack 16, and also can be more stable when locking ball 13 coordinates with draw-in groove 211.
As shown in Figures 5 to 7, the connection set of the present embodiment also comprises magnetic dismounting device 30.Magnetic dismounting device 30 comprises: connecting frame 38, magnetic removable unit and control gear 50.Magnetic removable unit is arranged on connecting frame 38, magnetic removable unit selectively coordinates with the front of mounted member 40, magnetic removable unit comprises for adsorbing locking ball 13 and making locking ball 13 towards the magnetic part 31 of the first end movement of the first housing 11, and magnetic part 31 has the primary importance of close mounted member 40 and the second place away from mounted member 40.Control gear 50 is arranged on connecting frame 38, and control gear 50 and magnetic part 31 drive and be connected to drive magnetic part 31 to change between the first position and the second position.
When needs dismounting mounted member 40, as shown in Figure 5, by the front face of magnetic removable unit and mounted member 40, and corresponding link 10, now magnetic part 31 is in the second place away from mounted member 40.As shown in figs. 6 and 10, by control gear 50, magnetic part 31 is driven into the primary importance of close mounted member 40, now, locking ball 13 overcomes the restoring force of the first elastic component 15 under the magnetic attraction effect of magnetic part 31, and locking ball 13 moves towards the first end of the first housing 11 and is separated with draw-in groove 211.As shown in Figure 7, mounted member 40 is clamped between locking ball 13 and magnetic removable unit, by mobile link framework 38, just mounted member 40 can be dismantled from the front of mounted member 40.When magnetic part 31 being driven into the second place away from mounted member 40 by control gear 50, the magnetic force of magnetic part 31 cannot attract locking ball 13, and therefore, magnetic part 31 and locking ball 13 cannot clamp mounted member 40, now, magnetic dismounting device 30 can be separated with mounted member 40.
As shown in Fig. 5 to Figure 10, magnetic removable unit also comprises the second housing 32, second housing 32 and has the second receiving cavity 33, and magnetic part 31 is arranged in the second receiving cavity 33 movably.By the second housing 32 and the front face of mounted member 40, preferably, the outer surface that the second housing 32 contacts with mounted member 40 arranges layer of silica gel, the effect of protection LED can be played when dismounting LED display board.Obviously, be not limited to layer of silica gel, on the object of other soft materials can be used to be coated on outer surface that the second housing 32 contacts with mounted member 40, or directly form the surface that the second housing 32 contacts with mounted member 40.
When link 10 is multiple, magnetic removable unit be also multiple and with link 10 one_to_one corresponding.As shown in Figure 9 and Figure 10, control gear 50 also comprises control device 51 and drive portion, and control device 51 drives two magnetic parts 31 to change between the first position and the second position by two drive portions.Certainly, a control device 51 also can control plural drive portion, and the quantity of magnetic part 31 is consistent with the quantity of drive portion, and drive portion drives correspondingly with magnetic part 31 and is connected.
As shown in Figure 9 and Figure 10, control gear 50 also comprises the second elastic component 55 be arranged in the second receiving cavity 33, the first end of the second elastic component 55 is supported in the second housing 32 one end towards mounted member 40, second end of the second elastic component 55 is supported on magnetic part 31, control device 51 is button, and this button has the projection 511 extended towards connecting frame 38 inside.Drive portion comprises the first driveshaft 52 and the second driveshaft 53, the first end of the first driveshaft 52 coordinates with protruding 511, second end of the first driveshaft 52 and the first end of the second driveshaft 53 hinged, second end of the second driveshaft 53 is connected with magnetic part 31, connecting frame 38 is provided with pivot 54, and the middle part of the first driveshaft 52 is hinged on pivot 54.The first end of the first driveshaft 52 can not be connected with protruding 511, and only contacts with protruding 511, like this, simplifies production process.Second end of the second driveshaft 53 can be connected with magnetic part 31.
Control gear 50 is not when stressing, and magnetic part 31 is in the second place away from mounted member 40 under the elastic force effect of the second elastic component 55.When needing dismounting, towards the direction pressing control device 51 of connecting frame 38 inside, the first end of protruding 511 driving the first driveshafts 52, first driveshaft 52 pivotally 54 rotates, now, the second end counter-rotation of the first driveshaft 52, and drive the second driveshaft 53 towards the direction of connecting frame 38 outside, and then magnetic part 31 is moved towards mounted member 40, finally make magnetic part 31 be in primary importance.First driveshaft 52 is equivalent to lever under the effect of pivot 54, can realize effect that the is laborsaving and displacement of the second end of increase the first driveshaft 52 by selecting pivot 54 at the link position of the first driveshaft 52.
In second receiving cavity 33, the second elastic component 55 also can not be set, only need by the first end of the first driveshaft 52 with protruding 511 hinged, simultaneously the second end of the second driveshaft 53 and magnetic part 31 hinged.Magnetic part 31 conversion between the first position and the second position just can be realized by the active force applied to control device 51 towards or away from the direction of connecting frame 38 inside.
As shown in Figs. 5 to 7, magnetic part 31 comprises magnetic part body and is connected to the annular fixture block 311 on magnetic part body, annular fixture block 311 is arranged on magnetic part one end away from mounted member 40, second receiving cavity 33 sidewall forms the second annular groove 36, annular fixture block 311 is arranged in the second annular groove 36 movably, and the second end of the second elastic component 55 is supported on annular fixture block 311.Like this, magnetic part 31 at compression the second elastic component 55 time, magnetic part body can be close to greatest extent with mounted member 40, and can not make magnetic part body and mounted member 40 also across being compressed to the second elastic component 55 to a certain degree.Magnetic part body is preferably magnet, can certainly be that other have magnetic and can attract the parts of locking ball 13.
As shown in figure 11, the embodiment of LED display board of the present invention comprises display board body and is connected to the multiple links 10 on display board body, and link 10 is the link 10 of the embodiment of connection set of the present invention.The LED display board back side is provided with power supply 3 and wire 4.
As shown in figure 12, the embodiment of LED display system of the present invention comprises fixing part 2 and is fixed on multiple LED display board on fixing part 2, and fixing part 2 is provided with fixed block, and fixed block is above-mentioned fixing piece, and LED display board is above-mentioned LED display board.Fixing part 2 is preferably fixed support, and fixed support is fixed on body of wall 1.
As shown in figure 13, arrange at each interval between multiple LED display board.Like this, the mutual extruding between each LED display board is avoided.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1. a connection set, comprises link (10), it is characterized in that, described link (10) comprising:
First housing (11), there is the first receiving cavity (12), the first end of described first housing (11) is connected on the back side of mounted member (40), second end of described first housing (11) is provided with the jack (16) be communicated with described first receiving cavity (12), described first receiving cavity (12) comprises the contraction section of the second end being arranged on described first housing (11), and described contraction section extends gradually along the direction of first end to the second end of described first housing (11) with shrinking;
Locking ball (13), is arranged in described first receiving cavity (12), and described locking ball (13) is Magnetic force ball or the Metal Ball that can be attracted by magnet;
First elastic component (15), be arranged in described first receiving cavity (12), the first end of described first elastic component (15) supports the first end described first housing (11), second end of described first elastic component (15) is supported on described locking ball (13), wherein, described locking ball (13) is in described contraction section under the effect of described first elastic component (15);
Magnetic dismounting device (30), described magnetic dismounting device (30) comprising:
Connecting frame (38);
Magnetic removable unit, be arranged on described connecting frame (38), described magnetic removable unit is when dismantling described mounted member (40) and the front face of described mounted member (40), described magnetic removable unit comprises for adsorbing described locking ball (13) and making described locking ball (13) towards the magnetic part (31) of the first end movement of described first housing (11), and described magnetic part (31) has near the primary importance of described mounted member (40) and the second place away from described mounted member (40);
Control gear (50), be arranged on described connecting frame (38), described control gear (50) and described magnetic part (31) drive and are connected to drive described magnetic part (31) to change between described primary importance and the described second place.
2. connection set according to claim 1, it is characterized in that, described link (10) also comprises the annular gasket (14) be arranged between described first elastic component (15) and described locking ball (13), described annular gasket (14) has dodges hole, and the diameter of described jack (16) and described diameter of dodging hole are all less than the diameter of described locking ball (13).
3. connection set according to claim 1, it is characterized in that, described contraction section has the first annular flange flange (17) radially extended internally, the endoporus of described first annular flange flange (17) forms described jack (16), the internal surface of described first annular flange flange (17) is formed with first ring connected in star (18), the bottom land of described first ring connected in star (18) and the surface of described locking ball (13) suitable.
4. connection set according to claim 1, it is characterized in that, described magnetic removable unit also comprises the second housing (32), described second housing (32) has the second receiving cavity (33), and described magnetic part (31) is arranged in described second receiving cavity (33) movably.
5. connection set according to claim 4, it is characterized in that, described link (10) and described magnetic removable unit are multiple and arrange correspondingly, described control gear (50) comprises control device (51) and multiple drive portion, multiple drive portion drives correspondingly with the magnetic part (31) of multiple described magnetic removable unit and is connected, and described control device (51) drives multiple described magnetic part (31) to change between described primary importance and the described second place by multiple described drive portion.
6. connection set according to claim 5, it is characterized in that, described control device (51) is for multiple, and each described control device (51) drives two described magnetic parts (31) to change between described primary importance and the described second place by two described drive portions.
7. connection set according to claim 5, is characterized in that,
Described control gear (50) also comprises the second elastic component (55) be arranged in described second receiving cavity (33), the first end of described second elastic component (55) is supported in described second housing (32) one end towards described mounted member (40), second end of described second elastic component (55) is supported on described magnetic part (31), described control device (51) is button, and this button has the projection (511) extended towards connecting frame (38) inside;
Described drive portion comprises the first driveshaft (52) and the second driveshaft (53), the first end of described first driveshaft (52) coordinates with described projection (511), second end of described first driveshaft (52) and the first end of described second driveshaft (53) hinged, second end of described second driveshaft (53) is connected with described magnetic part (31), described connecting frame (38) is provided with pivot (54), and the middle part of described first driveshaft (52) is hinged on described pivot (54).
8. connection set according to claim 7, it is characterized in that, magnetic part (31) comprises magnetic part body and is connected to the annular fixture block (311) on described magnetic part body, described annular fixture block (311) is arranged on described magnetic part one end away from described mounted member (40), described second receiving cavity (33) sidewall forms the second annular groove (36), described annular fixture block (311) is arranged in described second annular groove (36) movably, second end of described second elastic component (55) is supported on described annular fixture block (311).
9. the fixed block coordinated with the connection set according to any one of claim 1 to 8, it is characterized in that, comprise locating stud (21), the sidewall of described locating stud (21) has the draw-in groove (211) coordinated with the locking ball (13) of described connection set.
10. fixed block according to claim 9, is characterized in that, the surface of the locking ball (13) of the bottom land of described draw-in groove (211) and the connection set according to any one of described claim 1 to 8 is suitable.
11. fixed blocks according to claim 9, it is characterized in that, the first end of described locating stud (21) stretches out to form taper guide portion along the axial direction of described locating stud (21) gradually with shrinking, described fixed block also comprises base (22), and the second end of described locating stud (21) is connected on described base (22).
12. 1 kinds of LED display board, is characterized in that, comprise display board body and are connected to the multiple links on described display board body, the link (10) in the connection set of described link according to any one of claim 1 to 8.
13. 1 kinds of LED display system, comprise fixing part (2) and be fixed on the upper multiple LED display board of described fixing part (2), (2) are provided with fixed block to described fixing part, it is characterized in that, the fixed block of described fixed block according to any one of claim 10 to 11, described LED display board is LED display board according to claim 12.
14. LED display system according to claim 13, is characterized in that, arrange at each interval between multiple described LED display board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310057356.4A CN103195783B (en) | 2013-02-22 | 2013-02-22 | Connecting device, fixing piece, LED display panel and LED display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310057356.4A CN103195783B (en) | 2013-02-22 | 2013-02-22 | Connecting device, fixing piece, LED display panel and LED display system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103195783A CN103195783A (en) | 2013-07-10 |
| CN103195783B true CN103195783B (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310057356.4A Active CN103195783B (en) | 2013-02-22 | 2013-02-22 | Connecting device, fixing piece, LED display panel and LED display system |
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| CN (1) | CN103195783B (en) |
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| CN104882073B (en) * | 2015-05-21 | 2018-01-23 | 深圳市洲明科技股份有限公司 | Magnetic suck mechanism and the LED display module with the mechanism |
| CN105139771B (en) * | 2015-10-12 | 2018-06-01 | 湖南师范大学 | A kind of LED display that display module can be dismounted by front |
| CN106837952B (en) * | 2017-03-22 | 2018-10-02 | 安徽工程大学 | A kind of quick disconnecting joint |
| CN108766262B (en) * | 2018-05-28 | 2024-01-30 | 利亚德光电股份有限公司 | LED display device |
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| Publication number | Publication date |
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| CN103195783A (en) | 2013-07-10 |
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Effective date of registration: 20200805 Address after: No.206, floor 2, No.11, Fengzhi East Road, Baiwang Innovation Technology Park, Xibeiwang Town, Haidian District, Beijing 100094 Patentee after: Beijing Virtual Dynamic Technology Co.,Ltd. Address before: 100091 Beijing, the Summer Palace, north of the north is red flag No. 9 West Street, Haidian District Patentee before: LEYARD OPTOELECTRONIC Co.,Ltd. |