Energy-saving A type auxiliary electric stair-climbing wheel chair
A stair-climbing wheelchair and assistive technology, which is applied to the patient's chair or special transportation tool, vehicle rescue, medical transportation, etc. , The body is light and the effect of reducing the number of starts
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[0017] The specific embodiment of the present invention will be further described below in conjunction with accompanying drawing: Figure 1-Figure 4 Shown is the structure diagram of the present invention, and this wheelchair comprises vehicle frame 9, universal wheel 52, rear wheel 54, seat 57, seat armrest 56, power switch 55, storage battery 41, motor 42, speed reducer 43, pedal 40, pedal rod 38, pedal adjustment plate 39, landing gear, controllable gas spring combined slow down device, guide wheel, ratchet combined safety self-locking device, foldable extended armrest device, double crank linkage positioning rod device, clutch combination device.
[0018]Wherein the lock pin 2 is socketed with the lock pin pole 1, the lock pin pole 1 is fixedly connected with the handrail 5, and the handrail 5 is fixedly connected with the vehicle frame 9, and plays a fixing role when the extension handrail 8 is stretched out. One end of the extended armrest branch pipe 4 is fixedly conne...
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