CN2917605Y

CN2917605Y - Rear steering cross-country wheelchair vehicle

Info

Publication number: CN2917605Y
Application number: CN 200620026653
Authority: CN
Inventors: 刘克勤
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-07-06
Filing date: 2006-07-06
Publication date: 2007-07-04
Anticipated expiration: 2016-07-06

Abstract

The utility model relates to a rear steering wheel chair which can be operated on bumpy roads. Two fixed fore wheels are provided on front ends of two sides of frame respectively, and a bushing is installed respectively on two sides of back ends of the frame. Steering fork is arranged moveably inside the bushing, and rear steering wheel is provided on bottom of the steering fork. The steering wheel is installed on back of the wheel chair, and fore wheel is smaller than common drive wheel while the rear steering wheel is bigger than common steering wheel. All the wheels can be aerated, which provides good effect of shock-absorption and feeling of comfort for user. Due to size of the fore and back wheels are average, the wheel chair runs evenly. Even on bumpy roads, the wheel chair will not turn over, which exhibits security and reliability for user. The new wheel chair is more agile than common wheel chair in running. Besides, the new wheel chair with simply structure can be easily fabricated and generalized.

Description

After turn to the Cross-country wheel Wheel-chair

[technical field]: this utility model belongs to the improvement of Wheelchair car.

[background technology]: the wheelchair car owner who uses will comprise vehicle frame, seat at present, the big driving wheel that has driving hands circle that install rear end, vehicle frame below, the little deflecting roller that the vehicle frame front end is installed.This Wheel-chair of taking turns generally can only use in the more smooth place of indoor or outdoors, if run into the place of uneven out of doors then can occur toppling and can't use at all.

[summary of the invention]: this utility model purpose is to solve the problem that existing wheelchair can't use in the place of uneven, provides to turn to the Cross-country wheel Wheel-chair after a kind of.

This utility model provide after turn to the Cross-country wheel Wheel-chair, comprise the handlebar installed on vehicle frame and seat thereof, the vehicle frame and pedal, wheel, it is characterized in that two fixedly front vehicle wheel be installed in vehicle frame both sides front end respectively, in both sides, vehicle frame rear end a sleeve pipe is installed respectively, be movably installed with the bogie car fork in the sleeve pipe, the back steered wheel is equipped with in bogie car fork lower end.

Seat is fixed seat or tilting seat.

Front vehicle wheel is the inflation wheel with the back steered wheel, and its size dimension is approaching.

This utility model advantage and effect: this utility model is installed in deflecting roller the back of seat, and the general driving wheel of this car preposition wheel is little, back deflecting roller is bigger than general deflecting roller again, and is inflation wheel so its good damping effect, bring a kind of comfortable sensation to user, because the front and back wheel size is even, and it is more steady to travel,, this car do not have the danger of toppling on the road surface of comparing hollow simultaneously even exercising yet, make user feel as safe as a house reliable, therefore be applicable to various road surfaces; The light degree that is better than common wheelchair when it travels greatly; It is simple in structure, is easy to produce, and its product cost and cost of investment are all lower, is convenient to popularize and popularization.

[description of drawings]:

Fig. 1, after turn to Cross-country wheel Wheel-chair overall structure sketch map.

[specific embodiment]:

Embodiment 1

As shown in Figure 1, turn to the Cross-country wheel Wheel-chair to comprise vehicle frame 1 after this, the seat of installing on handrail 3 and the vehicle frame (not drawing among the figure), handlebar 5 and grip 4 are installed in the vehicle frame rear end, vehicle frame front end below installation foot pedal 12, two fixedly front vehicle wheel 10 be installed in vehicle frame both sides front end by axle rod 11 respectively, brake 2 fixedly is installed on the front vehicle wheel 10, in both sides, vehicle frame rear end a sleeve pipe 7 is installed respectively, be movably installed with bogie car fork 8 in the sleeve pipe, the bogie car fork is movably arranged in the sleeve pipe by connecting eight, its upper end is installed to prevent dust and is emitted 6, and back steered wheel 9 is equipped with in bogie car fork lower end.

Above-mentioned seat can be a fixed seat, also can be tilting seat.

Front vehicle wheel is the inflation wheel with the back steered wheel, and its size dimension is approaching.Therefore this wheel Wheel-chair operates steadily comfortable.

Claims

1, turns to the Cross-country wheel Wheel-chair after a kind of, comprise the handlebar installed on vehicle frame and seat thereof, the vehicle frame and pedal, wheel, it is characterized in that two fixedly front vehicle wheel be installed in vehicle frame both sides front end respectively, in both sides, vehicle frame rear end a sleeve pipe is installed respectively, be movably installed with the bogie car fork in the sleeve pipe, the back steered wheel is equipped with in bogie car fork lower end.

2, turn to the Cross-country wheel Wheel-chair according to claim 1 after described, it is characterized in that seat is fixed seat or tilting seat.

3, turn to the Cross-country wheel Wheel-chair according to claim 1 or 2 after described, it is characterized in that front vehicle wheel and back steered wheel are the inflation wheel.