Multifunctional electric wheelchair pedal adjusting apparatus
An electric wheelchair and adjustment device technology, applied in the field of medical devices, can solve the problems of secondary injury not being substantially improved, unable to adjust the sitting posture, etc., and achieve the effects of reliable performance, reasonable structure and convenient adjustment
Inactive Publication Date: 2011-04-13
史平华
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Problems solved by technology
This structure has a certain improvement in terms of getting on and off the wheelchair from the occupant, but the occupant still cannot adjust the sitting posture according to his own actual situation, and has not been substantially improved in terms of secondary injury to the human body
Method used
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Embodiment Construction
[0017] see figure 1 , the invention relates to a multifunctional electric wheelchair foot adjustment device. Include:
[0018] A seat chassis device 20, the seat chassis device 20 has a seat lock screw 16, seat support pad lock screw 18, seat support pad lock washer 19, seat support block 21, seat tight Set screws 22 and seat set nuts 23 are connected to the top plate of the electric wheelchair seat, a pair of side plates 20.1 connected to the connecting rod, a stop washer 13 for the pivot of the pedal bracket, and a lock washer for the pivot of the pedal bracket 14 and the pedal bracket pivot locking screw 25 are pivotally connected with the following pedal bracket 28. The seat chassis device 20 is a supporting base for three connections, on which the multifunctional foot is realized. pedal adjustment;
[0019] A pedal bracket 28, the pedal bracket 28 is pivotally connected with the pedal bracket pivot 15, and is pivotally connected with the front ends of a pair of side pl...
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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 withthe 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 [0001] The invention relates to an electric wheelchair, in particular to a multifunctional electric wheelchair pedal adjustment device. It is used for the occupant to adjust the pedal device so that the occupant can feel the most comfortable sitting posture. It belongs to the technical field of medical equipment. Background technique [0002] Existing various electric wheelchairs are provided with pedals at the front and bottom of the vehicle body. Most of these pedals are of rigid structure and are always in a suspended state, which cannot be adjusted according to needs. It will not only bring a lot of inconvenience when using , and there are certain potential safety hazards, especially for occupants living in wheelchairs, the uncomfortable sitting posture will cause secondary damage to the body. Simultaneously, for the existing adjustable pedals, it is necessary for the occupant to leave the seat to adjust or be adjusted by the nursing staff, so the occup...
Claims
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IPC IPC(8): A61G5/04A61G5/12
Inventor 史平华郭永民承达峰
Owner 史平华