CN101305952A - Multifunctional electric wheelchair pedal adjusting apparatus - Google Patents
Multifunctional electric wheelchair pedal adjusting apparatus Download PDFInfo
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- CN101305952A CN101305952A CN 200810123318 CN200810123318A CN101305952A CN 101305952 A CN101305952 A CN 101305952A CN 200810123318 CN200810123318 CN 200810123318 CN 200810123318 A CN200810123318 A CN 200810123318A CN 101305952 A CN101305952 A CN 101305952A
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- treading
- pedal support
- pedal
- articulated
- foot
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Abstract
The invention relates to a treading adjustment mechanism of a multifunctional electric wheelchair, The treading adjustment mechanism comprises: a seat chassis device (20) which is provided with a head plate connected with a seat of the electric wheelchair, a pair of lateral plates (20.1) connected with connecting bars and a treading bracket pivot (15) articulated with a treading bracket; the treading bracket (28) which is articulated with the middle part of the treading bracket pivot (15); a pair of connecting bars (17), wherein, one end of each connecting bar is respectively articulated with the front ends of the lateral plates (20.1) of the seat chassis device, and the other end of each connecting bar and a wrench are fixedly articulated in cambered grooves (28.1) on a left lateral plate and a right lateral plate of the treading bracket; the wrench (12) which is articulated in the cambered grooves (28.1) on the left lateral plate and the right lateral plate of the treading bracket together with the other ends of the connecting bars; a treading sliding bar (8) which is connected with straight sliding chutes (28.2) on a left vertical lateral plate and a right vertical lateral plate of the treading bracket; a treading supporting shaft (29) which is fixedly connected to the lower end of the treading sliding bar in a penetrating manner; and a pair of foot boards (1) which are articulated with the left end and the right end of the treading supporting shaft. By adopting the treading adjustment mechanism, a driver can adjust the sitting position according to the self condition without leaving the seat.
Description
Technical field
The present invention relates to a kind of electric wheelchair, especially relate to a kind of multifunctional electric wheelchair pedal adjusting apparatus.Be used for that the occupant adjusts foot pedal apparatus so that the occupant experiences the sitting posture of the most comfortable.Belong to technical field of medical instruments.
Background technology
Existing various Electric Motor Wheel wheelchair is provided with pedal in the vehicle body front lower place, this pedal mostly is a rigid structure, all the time be in a kind of vacant state, can't adjust as required, not only can bring inconvenience during use, and have certain potential safety hazard, especially for the occupant who lives on the wheelchair, uncomfortable sitting posture can produce the secondary injury to health.Simultaneously can adjust foot-operatedly, need the occupant to leave that seat could be adjusted or protect personnel by Jie and adjust, can not carry out comfortable sitting posture adjustment according to oneself taking needs this occupant for existing.To this, Chinese patent CN 2928073Y discloses a kind of " wheelchair footrest mechanism ", and this footrest mechanism has comprised foot-operated holder group, air spring assembly, pedal slide block group and pedal assembly.Though this mechanism can flat-hand position descend under certain active force, stop until contacting to earth, pressure eliminate or reduce after can rise automatically again and reset.This structure is being considered to improve aspect the wheelchair about the occupant, but the occupant still can not carry out the sitting posture adjustment according to the practical situation of self, considers not obtain the improvement of essence from human body secondary injury aspect.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency, provide a kind of occupant needn't leave seat and just can carry out the multifunctional electric wheelchair pedal adjusting apparatus that sitting posture is adjusted according to the practical situation of self.
The object of the present invention is achieved like this: a kind of multifunctional electric wheelchair pedal adjusting apparatus.Comprise:
One Chair underframe device, this Chair underframe device has side plate that a top board that is connected with the electric wheelchair seat, a pair of and following connecting rod be connected and one and the pedal support pivot that articulates of pedal support, this Chair underframe device is the brace foundation of three connections, realizes multi-functional foot-operated adjustment on this basis;
One pedal support, articulate in the middle of this pedal support and the pedal support pivot, pair of side plates front end by foot-operated described pedal support pivot and Chair underframe device articulates, realize articulating with the Chair underframe device, tiltedly driving an arcuate groove on the side plate about described pedal support, so that articulate, opening a straight runner on the perpendicular side plate about pedal support, so that be slidingly connected with following foot-operated sliding bar with following connecting rod and spanner;
Pair of links, an end of described connecting rod articulate with the front end of the pair of side plates of Chair underframe device respectively, and the other end fixedly is articulated in the arcuate groove on the described pedal support left side plate with following spanner,
One spanner, this spanner are in the other end of described connecting rod is articulated in arcuate groove on the pedal support left side plate, and the rotation drivening rod by spanner rotates the rotation that realizes pedal support;
One foot-operated sliding bar, the straight runner about this foot-operated sliding bar and pedal support on the perpendicular side plate is slidingly connected, and can adjust the lifting that realizes pedal support on pedal support in the straight runner up and down;
One foot-operated back shaft, this foot-operated back shaft fixedly cross-under in described foot-operated sliding bar lower end;
A pair of pedal, this is articulated in the two ends, the left and right sides of described foot-operated back shaft to pedal.
The present invention combines by rotating mechanism and elevating mechanism are effective, and the occupant needn't leave seat just can carry out appropriate sitting posture adjustment according to rotation and the foot-operated slide bar of needs by pedal support of self, to experience the sitting posture of the most comfortable.The present invention is rational in infrastructure, easy to adjust, dependable performance, meet the ergonomics principle.
Description of drawings
Fig. 1 is the perspective view of multifunctional electric wheelchair pedal adjusting apparatus of the present invention.
Fig. 2 is the left side view of Chair underframe device among Fig. 1.
Fig. 3 is the left side view of pedal support among Fig. 1.
Among the figure: pedal 1, pedal stop bit nut 2, pedal stop bit screw 3, pedal rotation trip bolt 4, pedal lock washer 5, pedal stop bit packing ring 6, pedal stop bit sleeve 7, foot-operated sliding bar 8, foot-operated sliding bar trip bolt 9, foot-operated sliding bar attaching nut 10, spanner packing ring 11, spanner 12, pedal support pivot stop bit packing ring 13, pedal support pivot lock washer 14, pedal support pivot 15, seat lock-screw 16, connecting rod 17, seat supporting pad lock-screw 18, seat supporting pad lock washer 19, Chair underframe device 20, seat back-up block 21, seat holding screw 22, seat locknut 23, seat link attachment screw 24, pedal support pivot lock-screw 25, connecting rod pedal support spanner attachment screw 26, joint sleeve 27, pedal support 28, foot-operated back shaft 29, arcuate groove 28.1, straight runner 28.2.
The specific embodiment
Referring to Fig. 1, the multifunctional electric wheelchair pedal adjusting apparatus that the present invention relates to.Comprise:
One Chair underframe device 20, this Chair underframe device 20 has one by seat lock-screw 16, seat supporting pad lock-screw 18, seat supporting pad lock washer 19, seat back-up block 21, the top board that seat holding screw 22 and seat locknut 23 are connected with the electric wheelchair seat, the a pair of side plate that is connected with connecting rod 20.1, one by pedal support pivot stop bit packing ring 13, the pedal support pivot 15 that pedal support pivot lock washer 14 and pedal support pivot lock-screw 25 and following pedal support 28 articulate, this Chair underframe device 20 is brace foundations of three connections, realizes multi-functional foot-operated adjustment on this basis;
One pedal support 28, this pedal support 28 and pedal support pivot 15 middle pivot joints, articulate by the front end of pedal support pivot 15 with the pair of side plates 20.1 of Chair underframe device, realize articulating with Chair underframe device 20, tiltedly driving an arcuate groove 28.1 on the side plate about pedal support 28, so that articulate with following connecting rod 17 and spanner 12, opening a straight runner 28.2 on the perpendicular side plate about pedal support 28, so that be slidingly connected with following foot-operated sliding bar 8;
Pair of links 17, one end of described connecting rod 17 articulates with the front end of the pair of side plates 20.1 of Chair underframe device respectively with seat link attachment screw 24, the other end fixedly is articulated in the arcuate groove 28.1 on the pedal support left side plate with following spanner 12 with connecting rod pedal support spanner attachment screw 26 and joint sleeve 27
One spanner 12, these spanner 12 usefulness spanner packing rings 11 other ends with described connecting rod 17 are articulated in the arcuate groove 28.1 on the pedal support left side plate, and the rotation drivening rod by spanner rotates the rotation that realizes pedal support;
One foot-operated sliding bar 8, the straight runner 28.2 about the foot-operated sliding bar trip bolt 9 of these foot-operated sliding bar 8 usefulness and foot-operated sliding bar attaching nut 10 and pedal support on the perpendicular side plate is slidingly connected, and adjusts up and down in the straight runner on pedal support to realize pedal support;
One foot-operated back shaft 29, this foot-operated back shaft 29 fixedly cross-under in foot-operated sliding bar 8 lower ends;
A pair of pedal 1, this is articulated in the two ends, the left and right sides of described foot-operated back shaft 29 by pedal stop bit nut 2, pedal stop bit screw 3, pedal rotation trip bolt 4, pedal lock washer 5, pedal stop bit packing ring 6 and pedal stop bit sleeve 7 to pedal 1.
Claims (1)
1, a kind of multifunctional electric wheelchair pedal adjusting apparatus.Comprise:
One Chair underframe device (20), this Chair underframe device (20) have side plate (20.1) that a top board that is connected with the electric wheelchair seat, a pair of and following connecting rod be connected and one and the pedal support pivot (15) that articulates of pedal support;
One pedal support (28), this pedal support (28) articulates with pedal support pivot (15) is middle, described pedal support pivot (15) articulates with pair of side plates (20.1) front end of Chair underframe device, tiltedly drive an arcuate groove (28.1) on the side plate about described pedal support (28), opening a straight runner (28.2) on the perpendicular side plate about pedal support (28);
Pair of links (17), an end of described connecting rod (17) articulate with the front end of the pair of side plates (20.1) of Chair underframe device respectively, and the other end fixedly is articulated in the arcuate groove (28.1) on the described pedal support left side plate with following spanner,
One spanner (12), this spanner (12) is in the other end of described connecting rod (17) is articulated in arcuate groove (28.1) on the pedal support left side plate;
One foot-operated sliding bar (8), the straight runner (28.2) about this foot-operated sliding bar (8) and pedal support on the perpendicular side plate is slidingly connected;
One foot-operated back shaft (29), this foot-operated back shaft (29) fixedly cross-under in described foot-operated sliding bar (8) lower end;
A pair of pedal (1), this is articulated in the two ends, the left and right sides of described foot-operated back shaft (29) to pedal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810123318 CN101305952B (en) | 2008-06-13 | 2008-06-13 | Multifunctional electric wheelchair pedal adjusting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810123318 CN101305952B (en) | 2008-06-13 | 2008-06-13 | Multifunctional electric wheelchair pedal adjusting apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101305952A true CN101305952A (en) | 2008-11-19 |
| CN101305952B CN101305952B (en) | 2011-04-13 |
Family
ID=40122793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810123318 Expired - Fee Related CN101305952B (en) | 2008-06-13 | 2008-06-13 | Multifunctional electric wheelchair pedal adjusting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101305952B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102551971A (en) * | 2011-12-30 | 2012-07-11 | 太仓市康辉科技发展有限公司 | Pedal turning mechanism |
| CN103271804A (en) * | 2013-05-30 | 2013-09-04 | 杰曼（苏州）金属制造有限公司 | Wheelchair leg frame quick adjustment mechanism |
| CN103655075A (en) * | 2014-01-04 | 2014-03-26 | 李健 | Wheelchair pedal regulator |
| CN103860339A (en) * | 2014-03-31 | 2014-06-18 | 温州医科大学附属第二医院育英儿童医院 | Wheelchair |
| CN106137593A (en) * | 2015-05-15 | 2016-11-23 | 国睦工业股份有限公司 | Leg lifting device of scooter |
| CN113081519A (en) * | 2021-03-09 | 2021-07-09 | 耿文凯 | Medical physical rehabilitation wheelchair |
-
2008
- 2008-06-13 CN CN 200810123318 patent/CN101305952B/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102551971A (en) * | 2011-12-30 | 2012-07-11 | 太仓市康辉科技发展有限公司 | Pedal turning mechanism |
| CN102551971B (en) * | 2011-12-30 | 2013-08-07 | 太仓市康辉科技发展有限公司 | Pedal turning mechanism |
| CN103271804A (en) * | 2013-05-30 | 2013-09-04 | 杰曼（苏州）金属制造有限公司 | Wheelchair leg frame quick adjustment mechanism |
| CN103271804B (en) * | 2013-05-30 | 2016-02-17 | 杰曼（苏州）金属制造有限公司 | Wheelchair leg frame quick adjustment mechanism |
| CN103655075A (en) * | 2014-01-04 | 2014-03-26 | 李健 | Wheelchair pedal regulator |
| CN103860339A (en) * | 2014-03-31 | 2014-06-18 | 温州医科大学附属第二医院育英儿童医院 | Wheelchair |
| CN106137593A (en) * | 2015-05-15 | 2016-11-23 | 国睦工业股份有限公司 | Leg lifting device of scooter |
| CN106137593B (en) * | 2015-05-15 | 2017-11-28 | 国睦工业股份有限公司 | Leg lifting device of scooter |
| CN113081519A (en) * | 2021-03-09 | 2021-07-09 | 耿文凯 | Medical physical rehabilitation wheelchair |
| CN113081519B (en) * | 2021-03-09 | 2023-08-15 | 山东思奥尔医疗科技有限公司 | Medical body rehabilitation wheelchair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101305952B (en) | 2011-04-13 |
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Granted publication date: 20110413 Termination date: 20140613 |
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| EXPY | Termination of patent right or utility model |