CN105919739A - Portable stair-climbing wheelchair - Google Patents
Portable stair-climbing wheelchair Download PDFInfo
- Publication number
- CN105919739A CN105919739A CN201610410509.2A CN201610410509A CN105919739A CN 105919739 A CN105919739 A CN 105919739A CN 201610410509 A CN201610410509 A CN 201610410509A CN 105919739 A CN105919739 A CN 105919739A
- Authority
- CN
- China
- Prior art keywords
- base plate
- hand
- heel brace
- bottom board
- seat support
- 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.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/06—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs with obstacle mounting facilities, e.g. for climbing stairs, kerbs or steps
- A61G5/068—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs with obstacle mounting facilities, e.g. for climbing stairs, kerbs or steps with extensible supports pushing upwards, e.g. telescopic legs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2200/00—Information related to the kind of patient or his position
- A61G2200/30—Specific positions of the patient
- A61G2200/34—Specific positions of the patient sitting
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a portable stair-climbing wheelchair comprising a backrest, armrests, a seat bottom board, a seat cushion, hand-push wheels, a leg bottom board and leg supports, and further comprises an air pressure support bar connected with an external force application structure, front stands and rear stands. A slide slot is formed in each armrest along the length direction thereof, and two sides of the lower end of the backrest are movably connected in the slide slots and can be folded along the slide slots. A rotary bottom board is movably connected to the lower surface of the seat bottom board, the hand-push wheels are in mortise joint with the rotary bottom board through connectors, a hand-push ring is arranged on the outer side of each hand-push wheel coaxially, a cam is arranged at the center of each hand-push ring, a plurality of telescopic handles are evenly distributed in the peripheral direction of each hand-push ring, and the lower end of each telescopic handle is in contact with the corresponding cam constantly. The leg bottom board is in mortise joint with the seat bottom board, two groups of the front stands and the rear stands are mounted at the front end and the rear end of the leg bottom board symmetrically and respectively, the front stands and the rear stands at the front end and the rear end are connected through springs, and leg wheels are connected to the tail ends of the front stands and the rear stands in an inserted manner.
Description
Technical field
The present invention relates to a kind of portable step on rank wheelchair.
Background technology
The quantity of group of handicapped gets more and more, and social senilization's present situation is more and more heavier, so society
Context request we must should also be as carrying out the research of this respect, how by science and technology, if
Meter exploitation, living standard per capita day by day improve current, improve their living standard, solely
Vertical viability, improves their life happiness.Although the people with disability's equipment on market is various,
But all cannot the most constantly investigate exploitation comprehensively in view of the demand of use crowd, just can find
Real suitably product.We also actively find the inconvenience that in life, wheelchair occupant runs into simultaneously
Part, the ramp of the upper roadside step that such as passes through for people with disability, is often kept off by some barriers
Live, cause people with disability cannot pass through to detour.Problem in these lives is all that we design
The most important power of research and development.
Summary of the invention
For the function singleness overcoming existing people with disability's equipment to exist, cannot clear the jumps etc.
Shortcoming, the present invention provides and a kind of takes into account functional unification, comfortableness is high, realize legs and feet inconvenience
The portable of the function that use crowd is more convenient independently climbs up roadside step, fast turn round steps on rank wheel
Chair.
The technical solution used in the present invention is:
Portable step on rank wheelchair, including backrest, handrail, seat support base plate, medicated cushion, hand-pushing wheel, chair
Lower limb base plate and foot rest, the both sides of described seat support base plate are respectively arranged with described handrail, institute
The foot rest stated is limited in the front end of seat support base plate by folding rods；It is characterized in that: also include
For the air pressure support stick, front heel brace and the rear heel brace that are connected with outside force application structure；
Along the length direction of handrail, chute, described backrest lower end is offered on described handrail
Both sides be movably connected in described chute and can be along described chute folding；
The air pressure that described air pressure support stick is one-body molded and described with described seat support base plate
The external tapping of support stick is stuck on described handrail, and described external tapping is used for connecting outside force
Structure, the bottom of described air pressure support stick is provided with gear and ratchet structure；
The lower surface of described seat support base plate is connected with a rotating bottom board, described hand-pushing wheel
By link joggle on described rotating bottom board, the outside of described hand-pushing wheel is coaxially disposed
Have a hand-push loop, described hand-push loop be provided centrally with a cam, the circle of described hand-push loop
Some telescoping handles it are evenly equipped with in circumferential direction；Described telescoping handle is plugged on described hand-push loop
On, and the lower end of described telescoping handle all the time with described cam contact；Described is flexible
Being arranged with spring on handle, spring is squeezed between hand-push loop inner surface and cam outer face；
Described chair lower limb base plate and seat support base plate joggle, before and after described chair lower limb base plate, end is respectively
It is symmetrically installed with the front heel brace described in two groups and rear heel brace, and the front heel brace of front and back end and the rear foot
Being connected by spring between support, described front heel brace is plugged with lower limb wheel with the end of rear heel brace.
Described lower limb wheel includes triangle wheel disc and three pairs of wheels, described front heel brace and rear heel brace
End both sides are respectively arranged with triangle wheel disc, and three angles of described triangle wheel disc are respectively provided with
Having wheel, described wheel arbitrarily can rotate around triangle wheel disc junction, and adjacent wheels
Wheel centre-to-centre spacing is more than or equal to the height of roadside step.
Joggle between described rotating bottom board and chair lower limb base plate；Described hand-pushing wheel and seat support base plate
Between mortise structure and rotating bottom board and the seat support base plate at place mortise structure complementary.
Described front heel brace and rear heel brace are the most spacing at chair by spring sheet metal component respectively
On lower limb base plate.Ensure its angle excessive and affect occupant's safety, ensure that spring can portion simultaneously
Point power-assisted climbs up roadside step.
The pipeline bearing being positioned at described handrail is provided with the pressure relief opening that pressure bar can be made to bounce back.
Umbrella buckle it is provided with on described backrest.
The socket for connecting water tumbler plate it is provided with inside described chute.
Described rotating bottom board is threadedly attached on described seat support base plate.
Described medicated cushion is threadingly attached on seat support base plate.
The air pressure support stick of the present invention utilizes the external force application structure of support stick external tapping (lever),
Press, make air pressure support stick extend, provide support force, rod end to be provided with gear for climbing rank
Ratchet mechanism, it is achieved unidirectional travel forward, has pressure relief opening in handrail pipeline bearing simultaneously, makes
Air pressure support stick bounces back.
Beneficial effects of the present invention is embodied in: realizes use crowd and independently goes on roadside step, folding
Folded portability is high, and function globality is strong.
Accompanying drawing explanation
Fig. 1 is the structure chart of the present invention.
Fig. 2 is the front view of the present invention.
Fig. 3 is the end perspective view of the present invention.Wherein, 1-backrest, 2-support stick external tapping,
3-water tumbler plate, 4-medicated cushion, 5-rotating bottom board, 6-spring sheet metal component, 7-seat support base plate, 8-
Heel brace after heel brace, 12-before chair lower limb base plate, 9-foot rest, 10-hand-pushing wheel, 11-, 13-link,
14-air pressure support stick, 15-spring, 16-lower limb wheel, 17-telescoping handle, 18-gear, 19-
Ratchet
Detailed description of the invention
Referring to figs. 1 through Fig. 3, portable step on rank wheelchair, including backrest 1, handrail, seat support base plate 7,
Medicated cushion 4, hand-pushing wheel 10, chair lower limb base plate 8 and foot rest 9, the two of described seat support base plate 7
Side is respectively arranged with described handrail, and described foot rest 9 is limited at the bottom of seat support by folding rods
The front end of plate 7；Also include the air pressure support stick 14 for being connected, front with outside force application structure
Heel brace 11 and rear heel brace 12；
Along the length direction of handrail, chute, described backrest 1 time is offered on described handrail
The both sides of end are movably connected in described chute and can be along described chute foldings；
Described air pressure support stick 14 is one-body molded and described with described seat support base plate 7
The external tapping 2 of air pressure support stick 14 be stuck on described handrail, described external tapping 2 is used
In connecting outside force application structure, the bottom of described air pressure support stick 14 is provided with gear 18 and spine
Wheel construction 19；
The lower surface of described seat support base plate 7 is connected with a rotating bottom board 5, described hands
Push away wheel 10 by link 13 joggle on described rotating bottom board 5, described hand-pushing wheel
The outside of 10 is coaxially arranged with a hand-push loop, described hand-push loop be provided centrally with a cam,
Some telescoping handles 17 it are evenly equipped with on the circumferencial direction of described hand-push loop；Described flexible hands
Handle 17 is plugged on described hand-push loop, and the lower end of described telescoping handle 17 all the time with
Described cam contact；Being arranged with spring on described telescoping handle 17, spring is squeezed in hands
Push away between circle inner surface and cam outer face；
Described chair lower limb base plate 8 and seat support base plate 7 joggle, before and after described chair lower limb base plate 7
End is respectively symmetrically and is provided with the front heel brace 11 described in two groups and rear heel brace 12, and front and back end
Be connected by spring 15 between front heel brace 11 with rear heel brace 12, described front heel brace 11 with
The end of rear heel brace 12 is plugged with lower limb wheel 16.
Described lower limb wheel 16 includes triangle wheel disc and three pairs of wheels, described front heel brace 11 with after
The end both sides of heel brace 12 are respectively arranged with triangle wheel disc, three angles of described triangle wheel disc
On be respectively arranged with wheel, described wheel arbitrarily can rotate around triangle wheel disc junction, and
The wheel centre-to-centre spacing of adjacent wheels is more than or equal to the height of roadside step.
Joggle between described rotating bottom board 5 and chair lower limb base plate 8；Described hand-pushing wheel 10 with
Between mortise structure and rotating bottom board 5 and seat support base plate 7 at seat support base plate 7 joggle knot
Structure is complementary.
Described front heel brace 11 and rear heel brace 12 are angularly limited by spring sheet metal component 6 respectively
Position is on chair lower limb base plate 8.Ensure its angle excessive and affect occupant's safety, ensure bullet simultaneously
Spring part power-assisted can climb up roadside step.
The pipeline bearing being positioned at described handrail is provided with the pressure relief opening that pressure bar can be made to bounce back.
It is provided with umbrella buckle on described backrest 1.
The socket for connecting water tumbler plate 3 it is provided with inside described chute.
Described rotating bottom board 5 is threadedly attached on described seat support base plate 7.
Described medicated cushion 4 is threadingly attached on seat support base plate 7.
The air pressure support stick 14 of the present embodiment utilizes support stick external tapping 2 external force application structure (thick stick
Bar), press, make air pressure support stick 14 extend, provide support force, rod end for climbing rank
It is provided with gear ratchet mechanism, it is achieved unidirectional travel forward, lets out in handrail pipeline bearing simultaneously
Pressure mouth, makes air pressure support stick bounce back.
The folding mode of the present embodiment is accomplished in that
First forward and backward heel brace being drawn in, spring metal sheet is broken stress balance and is drawn in, and spring draws
Long formation dead point, draws forward and backward heel brace in and is adjacent to chair lower limb base plate, open chair lower limb base plate and seat support
The joggle of base plate connects；After backrest moves folding along chute, mortise structure outwardly, at the bottom of chair lower limb
Slot at plate correspondence seat support base plate upper armrest accesses；Pull down and the hand push of seat support base plate joggle
Wheel, at the mortise structure that corresponding access two base plates expose, now folds complete；Hand-pushing wheel patch ground,
Have handle at seat support rear portion, the movement of chair tool after convenient folding, as needed entrucking the lightest.
The upper rank function of the present embodiment is to be accomplished in that
When roadside step stepped on by needs, step is just carried out by chair tool, and front heel brace steps on rank wheel touching
At the bottom of step, then around heel brace junction central rotation, simultaneously before and after spring between heel brace can extend,
Front and back heel brace becomes big with the angle of seat support back plate connections, and rank stepped on by front heel brace wheel, rotate afterwards
Hand-pushing wheel is brought into contact with step, exerts a force after the external lever of air pressure support stick external tapping, air pressure
Certain pressure is also born in the overhanging support ground, bottom of support stick, the gear ratchet machine of mated ends
Structure, promotes hand-pushing wheel to top bar, and after rear heel brace is topped bar, opens pressure relief opening, pack up gas
Pressure support stick, completes to step on rank.
The function of turning round of the present embodiment is to be accomplished by:
Seat support base plate is provided with rotating bottom board, is threaded connection, and can realize each other mutually rotating.
The telescoping handle of hand-pushing wheel is with buckle, collapsible, when needs are turned round, only need to press flexible
Telescoping handle is shunk by the buckle of handle, pulls out and rotates the handle that seat support is anterior, turn round.
Content described in this specification embodiment is only the row of the way of realization to inventive concept
Lifting, protection scope of the present invention is not construed as being only limitted to the concrete shape that embodiment is stated
Formula, protection scope of the present invention also and is caned according to present inventive concept in those skilled in the art
The equivalent technologies means expected.
Claims (9)
- The most portable step on rank wheelchair, including backrest, handrail, seat support base plate, medicated cushion, hand-pushing wheel, Chair lower limb base plate and foot rest, the both sides of described seat support base plate are respectively arranged with described handrail, Described foot rest is limited in the front end of seat support base plate by folding rods；It is characterized in that: also wrap Include air pressure support stick, front heel brace and the rear heel brace for being connected with outside force application structure；Along the length direction of handrail, chute, described backrest lower end is offered on described handrail Both sides be movably connected in described chute and can be along described chute folding；The air pressure that described air pressure support stick is one-body molded and described with described seat support base plate The external tapping of support stick is stuck on described handrail, and described external tapping is used for connecting outside force Structure, the bottom of described air pressure support stick is provided with gear and ratchet structure；The lower surface of described seat support base plate is connected with a rotating bottom board, described hand-pushing wheel By link joggle on described rotating bottom board, the outside of described hand-pushing wheel is coaxially disposed Have a hand-push loop, described hand-push loop be provided centrally with a cam, the circle of described hand-push loop Some telescoping handles it are evenly equipped with in circumferential direction；Described telescoping handle is plugged on described hand-push loop On, and the lower end of described telescoping handle all the time with described cam contact；Described is flexible Being arranged with spring on handle, spring is squeezed between hand-push loop inner surface and cam outer face；Described chair lower limb base plate and seat support base plate joggle, before and after described chair lower limb base plate, end is respectively It is symmetrically installed with the front heel brace described in two groups and rear heel brace, and the front heel brace of front and back end and the rear foot Being connected by spring between support, described front heel brace is plugged with lower limb wheel with the end of rear heel brace.
- The most portable step on rank wheelchair, it is characterised in that: described lower limb wheel Including triangle wheel disc and three pairs of wheels, described front heel brace sets respectively with the end both sides of rear heel brace It is equipped with triangle wheel disc, three angles of described triangle wheel disc are respectively arranged with wheel, described Wheel arbitrarily can rotate around triangle wheel disc junction, and the wheel centre-to-centre spacing of adjacent wheels more than or Height equal to roadside step.
- The most portable step on rank wheelchair, it is characterised in that: described rotation Joggle between base plate and chair lower limb base plate；Mortise structure at described hand-pushing wheel and seat support base plate and Between rotating bottom board and seat support base plate mortise structure complementary.
- The most portable step on rank wheelchair, it is characterised in that: the described forward foot in a step Support and rear heel brace are the most spacing on chair lower limb base plate by spring sheet metal component respectively.
- The most portable step on rank wheelchair, it is characterised in that: it is positioned at described The pipeline bearing of handrail is provided with the pressure relief opening that pressure bar can be made to bounce back.
- The most portable step on rank wheelchair, it is characterised in that: described backrest On be provided with umbrella buckle.
- The most portable step on rank wheelchair, it is characterised in that: in described cunning The socket for connecting water tumbler plate it is provided with inside groove.
- The most portable step on rank wheelchair, it is characterised in that: described rotation Base plate is threadedly attached on described seat support base plate.
- The most portable step on rank wheelchair, it is characterised in that: described medicated cushion It is threadingly attached on seat support base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610410509.2A CN105919739B (en) | 2016-06-12 | 2016-06-12 | It is portable to step on rank wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610410509.2A CN105919739B (en) | 2016-06-12 | 2016-06-12 | It is portable to step on rank wheelchair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105919739A true CN105919739A (en) | 2016-09-07 |
| CN105919739B CN105919739B (en) | 2018-06-05 |
Family
ID=56833953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610410509.2A Active CN105919739B (en) | 2016-06-12 | 2016-06-12 | It is portable to step on rank wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105919739B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107595502A (en) * | 2017-09-04 | 2018-01-19 | 广东开放大学（广东理工职业学院） | A kind of electric wheelchair for crossing barrier function having |
| CN110722579A (en) * | 2019-10-25 | 2020-01-24 | 台州风达机器人科技有限公司 | Mobile supporting leg for robot |
| CN110916918A (en) * | 2019-12-09 | 2020-03-27 | 河海大学常州校区 | Multifunctional stepping barrier-free wheelchair |
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| CN201422972Y (en) * | 2009-06-30 | 2010-03-17 | 杨吉全 | Electric wheel chair for climbing stairs |
| CN201453537U (en) * | 2009-08-03 | 2010-05-12 | 徐克林 | Wheelchair with lifting function |
| CN102190015A (en) * | 2010-03-05 | 2011-09-21 | 徐宝生 | Various up-down stairs cart with multiple up-down stairs roller devices |
| CN202051917U (en) * | 2011-04-26 | 2011-11-30 | 谭先权 | Wheelchair with stair climbing function |
| CN202179644U (en) * | 2011-05-24 | 2012-04-04 | 孙中土 | Wheelchair capable of climbing stairs |
| CN203493841U (en) * | 2013-09-30 | 2014-03-26 | 朱洪亮 | Electric wheelchair for going upstairs |
| CN204394829U (en) * | 2015-01-14 | 2015-06-17 | 齐小宁 | A kind of nursing wheelchair with foot's recovery function |
| CN205964324U (en) * | 2016-06-12 | 2017-02-22 | 浙江工业大学 | Portable rank wheelchair of stepping on |
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- 2016-06-12 CN CN201610410509.2A patent/CN105919739B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2742973A (en) * | 1952-02-01 | 1956-04-24 | Johannesen Hans Arne Ingolf | Powered invalid chair and handle control therefor |
| EP0146029A2 (en) * | 1983-12-12 | 1985-06-26 | Peter Auer AG | Stair-climbing transport device |
| EP0903138A1 (en) * | 1997-09-19 | 1999-03-24 | Jesag | Wheelchair |
| CN2345185Y (en) * | 1997-10-23 | 1999-10-27 | 王云 | Cranking-bar type multifunction wheel chair |
| CN2366081Y (en) * | 1999-02-03 | 2000-03-01 | 张宗权 | Multi-functional wheel-chair |
| CN1788651A (en) * | 2004-12-17 | 2006-06-21 | 莱福斯坦德国际公司 | Body-supporting chair with automatically adjusting backrest slope |
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| CN102190015A (en) * | 2010-03-05 | 2011-09-21 | 徐宝生 | Various up-down stairs cart with multiple up-down stairs roller devices |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107595502A (en) * | 2017-09-04 | 2018-01-19 | 广东开放大学（广东理工职业学院） | A kind of electric wheelchair for crossing barrier function having |
| CN110722579A (en) * | 2019-10-25 | 2020-01-24 | 台州风达机器人科技有限公司 | Mobile supporting leg for robot |
| CN110916918A (en) * | 2019-12-09 | 2020-03-27 | 河海大学常州校区 | Multifunctional stepping barrier-free wheelchair |
| CN110916918B (en) * | 2019-12-09 | 2022-03-01 | 河海大学常州校区 | Multifunctional stepping barrier-free wheelchair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105919739B (en) | 2018-06-05 |
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