Wheel removal device for wheelchairs

Abstract

The invention discloses a wheel detachment device of a wheelchair. Wheels in a pair are installed on the two sides of a frame respectively through a middle shaft and are locked through steel ball locking mechanisms. Brake discs are fixedly installed on the wheels in the pair respectively, hand push rings are arranged on the wheels in the pair, limiting stop blocks are arranged on the two sides of the frame respectively, the frame is sleeved with a seat cover, locking holes in a pair are formed in the seat cover, a locking rod penetrates through the locking holes in the pair to lock the seat cover on the frame, brake calipers are fixedly installed on the seat cover and correspond to the brake discs, and the seat cover is also provided with limiting plates corresponding to the limiting stop blocks. The device has the advantages that the device is very convenient to use, the wheels are detachable, the space occupied by the wheels can be greatly reduced, and the wheelchair becomes very convenient to transport and move.

Description

technical field [0001] The present invention relates to the technical field of wheelchairs, more specifically to the technical field of wheelchair driving systems. Background technique [0002] Wheelchairs are a kind of transportation and rehabilitation tool specially provided for physically disabled or handicapped people. With the help of wheelchairs, physically handicapped or handicapped people can perform physical exercises or participate in social activities. And present common wheelchair has the following shortcomings: the one, for the convenience of carrying and transferring, common wheelchair is generally collapsible at present, but its wheel all can't be dismantled conveniently and quickly, makes the space that wheelchair takes is bigger, thereby gives wheelchair Second, the braking mechanism of the common wheelchair generally relies on the hand pushing circle arranged on the wheel of the wheelchair to brake, and adopts this braking mechanism, and the user of the whe...

AI Technical Summary

Problems solved by technology

And present common wheelchair has the following shortcomings: the one, for the convenience of carrying and transferring, common wheelchair is generally collapsible at present, but its wheel all can't be dismantled conveniently and quickly, makes the space that wheelchair takes is bigger, thereby gives wheelchair Second, the braking mechanism of the common wheelchair generally relies on the hand pushing circle arranged on the wheel of the wheelchair to brake, and adopts this braking mechanism, and the user of the wheelchair needs to push it by hand. To control the circle, it not only needs a lot of effort, but also the braking effect is poor, and sometimes it will even cause damage to the user's hands

Images