CN210277521U

CN210277521U - Hand-operated wheelchair

Info

Publication number: CN210277521U
Application number: CN201920802437.5U
Authority: CN
Inventors: 张艺
Original assignee: Second Affiliated Hospital Army Medical University
Current assignee: Second Affiliated Hospital Army Medical University
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-04-10
Anticipated expiration: 2029-05-30

Abstract

The utility model discloses a manual wheelchair, be in including wheelchair frame and setting the wheel of wheelchair frame both sides, the front end of wheelchair frame is provided with directional control device, through directional control device, can make hemiplegia patient or the manual wheelchair of the safe effectual operation of single armed patient, and simple structure is convenient, and the help that need not other people just can guide the wheelchair safely effectively, and the practicality is high, has further satisfied special crowd's demand.

Description

Hand-operated wheelchair

Technical Field

The utility model relates to the technical field of wheelchairs, in particular to a manual wheelchair.

Background

Wheelchairs are primarily used as an aid for individuals to walk on for illness, injury or disability, and most manual wheelchairs include a pair of rear drive wheels and a pair of passive front casters. The passenger rotates the rear wheel with hands to push, turn or stop the wheelchair, but the hemiplegia and the single-arm patients are difficult to safely and effectively control the direction, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manual wheelchair to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a manual wheelchair, is in including wheelchair frame and setting the wheel of wheelchair frame both sides, the front end of wheelchair frame is provided with direction control device, direction control device includes vertical central siphon, the top of vertical central siphon with the wheelchair frame is connected, the lower extreme that the platform was alternated to vertical central siphon passes through the axle collar and is connected with the truckle lever, the one end of truckle lever is connected with pulls the connecting rod, the other end of truckle lever is provided with the truckle fork, install the truckle in the truckle fork, the sole carousel is installed to the upper end of platform, the foot rest is installed to the upper end of sole carousel, the rear end of foot rest is provided with the foot bar, the foot bar pass through the connecting rod with pull the connecting rod and connect, the running-board is installed to the upper end of foot.

Preferably, the foot plate rotating disc, the foot stand and the foot pedal can be arranged at different positions of the platform.

Preferably, the footboard carousel comprises an upper portion and a lower portion, the upper portion being mounted in the lower portion by a bearing member.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a manual wheelchair, through direction control device, can make hemiplegia patient or the effectual manual wheelchair of operation of single armed patient safety, simple structure is convenient, need not other people's help and just can guide the wheelchair safely effectively, and the practicality is high, has further satisfied special crowd's demand.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the direction control device of the present invention;

fig. 3 is a side view of the direction control device of the present invention.

In the figure: 1. wheelchair frame, 2, wheel, 3, direction control device, 301, vertical central siphon, 302, platform, 303, shaft collar, 304, truckle lever, 305, traction connecting rod, 306, truckle fork, 307, truckle, 308, sole carousel, 308a, upper portion, 308b, lower portion, 309, foot rest, 310, foot bar, 311, connecting rod, 312, running-board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a manual wheelchair comprises a wheelchair frame 1 and wheels 2 arranged on two sides of the wheelchair frame 1, a direction control device 3 is arranged at the front end of the wheelchair frame 1, the direction control device 3 comprises a vertical shaft tube 301, the top end of the vertical shaft tube 301 is screwed and fastened with the wheelchair frame 1, the lower end of the vertical shaft tube 301 inserted through a platform 302 is connected with a caster lever 304 through a shaft collar 303, so that the vertical shaft tube 301 and the caster lever 304 can rotate relatively, one end of the caster lever 304 is rotatably sleeved with a traction connecting rod 305, the other end of the caster lever 304 is screwed and fastened with a caster fork 306, a caster 307 is rotatably connected in the caster fork 306, the upper end of the platform 302 is screwed and fastened with a foot plate turntable 308, a foot stool 309 is screwed and fastened at the upper end of the foot plate turntable 308, a foot rod 310 is inserted and fastened at the rear end of the foot stool 309, the foot rod 310 is connected with the traction connecting rod 305, the connecting rod 311 is fixedly connected with the traction connecting rod 305, and the upper end of the foot rest 309 is screwed with a foot pedal 312.

When a user puts feet on the foot rest 312, the feet of the user rotate to drive the foot rest 312 and the foot rest 309 to rotate, the motion of the foot rest 309 is transmitted through the foot rods 310 and the connecting rods 311, so that the traction connecting rods 305 slide transversely, the sliding of the traction connecting rods 305 drives the caster levers 304 to rotate around the shaft rings 303, and the steering of the casters 307 is realized.

In particular, the foot plate turntable 308, foot stand 309 and foot pedal 312 may be mounted at different locations on the platform 302 so that the user can use either the left or right foot as desired for steering control of the wheelchair.

Specifically, the foot plate rotating disc 308 comprises an upper part 308a and a lower part 308b, the upper part 308a is installed in the lower part 308b through a bearing component, the upper part 308a is fastened with the foot rest 309 in a threaded mode, the lower part 308b is fastened with the platform 302 in a threaded mode, and the steering is light.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Manual wheelchair, be in including wheelchair frame (1) and setting wheel (2) of wheelchair frame (1) both sides, its characterized in that: the front end of wheelchair frame (1) is provided with directional control device (3), directional control device (3) include vertical central siphon (301), the top of vertical central siphon (301) with wheelchair frame (1) is connected, the lower extreme that platform (302) were worn in vertical central siphon (301) passes through the axle collar (303) and is connected with truckle lever (304), the one end of truckle lever (304) is connected with traction connecting rod (305), the other end of truckle lever (304) is provided with truckle fork (306), install truckle (307) in truckle fork (306), footboard carousel (308) is installed to the upper end of platform (302), foot rest (309) is installed to the upper end of footboard carousel (308), the rear end of foot rest (309) is provided with foot bar (310), foot bar (310) through connecting rod (311) with traction connecting rod (305) connects, the upper end of the foot rest (309) is provided with a pedal (312).

2. The manual wheelchair of claim 1 wherein: the foot plate turntable (308), foot stand (309) and foot pedal (312) may be mounted at different locations on the platform (302).

3. The manual wheelchair of claim 1 wherein: the foot plate turntable (308) comprises an upper portion (308 a) and a lower portion (308 b), the upper portion (308 a) being mounted in the lower portion (308 b) by means of a bearing member.