Multifunctional electric wheelchair pedal adjusting apparatus

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

Multifunctional Electric Wheelchair Pedal Adjustment Device technical field 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 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 ...

AI Technical Summary

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

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