CN112336538B

CN112336538B - Balanced wheelchair

Info

Publication number: CN112336538B
Application number: CN202011362957.2A
Authority: CN
Inventors: 王海立; 田丽; 巩小波; 王慧君; 韩露; 郭露阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2022-12-09
Anticipated expiration: 2040-11-28
Also published as: CN112336538A

Abstract

The invention discloses a balanced wheelchair, which comprises a wheelchair fixing frame, wherein a wheelchair cushion is arranged on the surface of the upper end of the wheelchair fixing frame, the rear end of the wheelchair cushion is fixed with a seat backrest through welding, telescopic adjusting handles are arranged on two sides of the wheelchair fixing frame, movable wheels are arranged on two ends of the bottom of the wheelchair fixing frame, an auxiliary balancing mechanism is arranged on one side of each movable wheel, a suspension balancing mechanism is arranged above each auxiliary balancing mechanism, the suspension balancing mechanisms are connected with balancing rollers arranged on the surface of the wheelchair fixing frame through balancing belts, and the balancing rollers are connected with movable idler wheels arranged inside the auxiliary balancing mechanisms through the balancing belts. The adjustable telescopic type wheelchair with the auxiliary balance mechanism can be used for improving the running stability of the wheelchair and facilitating climbing operation of the wheelchair, is provided with the adjustable telescopic type armrests, facilitates adjustment of the width between the armrests, facilitates use of patients with different body sizes, and has a good balance adjustment effect.

Description

Balanced wheelchair

Technical Field

The invention relates to the technical field of wheelchairs, in particular to a balanced wheelchair.

Background

Wheelchairs are chairs equipped with wheels to help replace walking and are classified into electric and manual folding wheelchairs. The wheelchair not only meets the requirements of physical disabilities and mobility-handicapped people for riding instead of walking, but also is more important to facilitate the family members to move and take care of the patients, so that the patients can do physical exercises and participate in social activities by means of the wheelchair. The common wheelchair generally comprises a foldable frame, front and rear wheels, left and right kneepads, a pedal, left and right detachable armrests, a handle brake device, a seat, a backrest, a medical image data bag, a bedpan, a urine receiving bag hook, an electric standing part and the like. The hand-operated wheelchair is added with a hand-operated device on the basis of a common wheelchair. The electric wheelchair is additionally provided with an electronic power assisting system on the basis of a common wheelchair, so that the physical consumption of a user is reduced. On the basis of the electric wheelchair, the intelligent wheelchair is additionally provided with positioning movement, standing movement, remote control movement and related internet + assisted life.

The existing wheelchair is not balanced and stable enough when traveling on a rugged and uneven road or on an uphill slope, and meanwhile, the damping effect is poor, the horizontal width of the armrest handle cannot be adjusted, so that the patient is inconvenient to use, and therefore a balanced wheelchair needs to be developed in the market to solve the existing problems.

Disclosure of Invention

The invention aims to provide a balanced wheelchair to solve the problems that the existing wheelchair in the background art is not balanced and stable enough when running on a rugged and uneven road or on an uphill slope, and simultaneously has poor damping effect, and the horizontal width of a handle cannot be adjusted, so that a patient is inconvenient to use.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a balanced type wheelchair, includes the wheelchair mount, the upper end surface mounting of wheelchair mount has the wheelchair cushion, and the rear end of wheelchair cushion is fixed mutually with the backrest through the welding, the retractable is installed in the both sides of wheelchair mount and is adjusted the handrail handle, and the removal wheel is installed at the bottom both ends of wheelchair mount, and supplementary balance mechanism is installed to one side of removal wheel, and the internally mounted of removal wheel has the bumper shock absorber, the outside edge that the retractable was adjusted the handrail is provided with the handle and extends the board, hang balance mechanism is installed to supplementary balance mechanism's top, hangs balance mechanism and is connected with the balance roller of installing on wheelchair mount surface through the balancing strap, and the balance roller is connected with the removal gyro wheel of installing the inside at supplementary balance mechanism through the balancing strap.

Preferably, the wheelchair cushion and the wheelchair fixing frame are of an integrally formed welding structure.

Preferably, the surface of the adjusting armrest handle is provided with a fixing shaft hole, and the inside of the adjusting armrest handle is connected with the wheelchair fixing frame through a telescopic shaft lever.

Preferably, the surface of the moving wheel is provided with anti-skid lines.

Preferably, the inside of the shock absorber is formed by combining a shock absorption spring and a shock absorption guide pillar, the shock absorption spring is wrapped on the outer surface of the shock absorption guide pillar, and two ends of the shock absorber are clamped and fixed with the wheel hub.

Preferably, the auxiliary balance mechanism is internally provided with a movable roller and a balancing weight, and the surface of the movable roller is wrapped with a motor-driven crawler belt.

Preferably, two ends of the bottom of the wheelchair fixing frame are connected with the pedal carrying plate through the telescopic frame, and the folding supporting block is arranged below the pedal carrying plate.

Preferably, drive switches are installed at two ends of the inner wall of the wheelchair fixing frame, a fixing shaft tube is installed between the wheelchair fixing frames, and a telescopic shaft rod is arranged in the fixing shaft tube.

Compared with the prior art, the invention has the beneficial effects that:

(1) The adjustable telescopic type armrest handles are mounted on two sides of the wheelchair fixing frame, fixing shaft holes are formed in the surfaces of the adjustable armrest handles, the interiors of the adjustable armrest handles are connected with the wheelchair fixing frame through telescopic shaft rods, the adjustable telescopic type armrest handles are mounted at the same time, the width between the adjustable armrest handles is convenient to adjust, patients with different body sizes can use the adjustable telescopic type armrest handles conveniently, and a good balance adjusting effect is achieved;

(2) The movable wheels are mounted at two ends of the bottom of the wheelchair fixing frame, the auxiliary balancing mechanism is mounted on one side of each movable wheel, the movable idler wheels and the balancing weights are arranged in the auxiliary balancing mechanisms, the surfaces of the movable idler wheels are wrapped with the motor tracks, and the auxiliary balancing mechanisms are mounted, so that the stability of the wheelchair during running can be improved, and the wheelchair can conveniently climb and run on rugged roads;

(3) The shock absorber is arranged in the movable wheel, the shock absorber is formed by combining a shock absorbing spring and a shock absorbing guide post, the shock absorbing spring wraps the outer surface of the shock absorbing guide post, two ends of the shock absorber are clamped and fixed with the wheel hub, and the shock absorbing mechanism is additionally arranged in the movable wheel and used for absorbing shock of a wheel body, so that a good buffering protection effect is improved;

(4) Install through auxiliary balance mechanism's top and hang balance mechanism, it is connected with the balance roller of installing on wheelchair mount surface through the balance belt to hang balance mechanism, the balance roller is connected with the removal gyro wheel of installing in auxiliary balance mechanism's inside through the balance belt, the balance roller is through balance belt regulation and removal tension between the gyro wheel, make two auxiliary balance mechanism's vertical load all equal under any circumstance, can not produce the unsettled condition of individual wheel, play good balance adjustment effect, guarantee wheelchair even movement operation.

Drawings

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

FIG. 2 is a rear side view of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a side view of the present invention;

fig. 5 is a top view of the present invention.

Fig. 6 is a schematic structural view of the suspension balance mechanism of the present invention.

In the figure: 1. adjusting the armrest handle; 2. a wheelchair cushion; 3. a drive switch; 4. a wheelchair securing frame; 5. a telescopic frame; 6. a foot-carrying board; 7. a shock absorber; 8. folding the supporting block; 9. a motorized track; 10. moving the roller; 11. a balancing weight; 12. an auxiliary balancing mechanism; 13. a seat back; 14. a telescopic shaft lever; 15. fixing the shaft hole; 16. moving the wheels; 17. anti-skid lines; 18. fixing the shaft tube; 19. a lap extension panel; 20. a balance roller; 21. a suspension balancing mechanism; 22. a balancing strap.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-6, an embodiment of the present invention is shown: the utility model provides a balanced type wheelchair, including wheelchair mount 4, the upper end surface mounting of wheelchair mount 4 has wheelchair cushion 2, the rear end of wheelchair cushion 2 is fixed mutually with backrest 13 through the welding, retractable regulation handrail 1 is installed to the both sides of wheelchair mount 4, removal wheel 16 is installed at the bottom both ends of wheelchair mount 4, supplementary balance mechanism 12 is installed to one side of removal wheel 16, the internally mounted of removal wheel 16 has bumper shock absorber 7, the outside edge of retractable regulation handrail 1 is provided with handle extension board 19, hang balance mechanism 21 is installed to the top of supplementary balance mechanism 12, hang balance mechanism 21 and be connected with the balance roller 20 of installing on wheelchair mount 4 surface through balance belt 22, balance roller 20 is connected with the removal gyro wheel 10 of installing in the inside of supplementary balance mechanism 12 through balance belt 22.

Further, the wheelchair cushion 2 and the wheelchair fixing frame 4 are of an integrally formed welding structure.

Furthermore, the surface of the adjusting armrest handle 1 is provided with a fixing shaft hole 15, and the inside of the adjusting armrest handle 1 is connected with the wheelchair fixing frame 4 through a telescopic shaft lever 14.

Further, the surface of the moving wheel 16 is provided with an anti-slip pattern 17.

Furthermore, the inside of the shock absorber 7 is formed by combining a shock absorption spring and a shock absorption guide post, the shock absorption spring is wrapped on the outer surface of the shock absorption guide post, and two ends of the shock absorber 7 are clamped and fixed with the wheel hub.

Further, a movable roller 10 and a balancing weight 11 are arranged inside the auxiliary balance mechanism 12, and the surface of the movable roller 10 is wrapped with a motor-driven crawler 9.

Furthermore, two ends of the bottom of the wheelchair fixing frame 4 are connected with a pedal carrying plate 6 through a telescopic frame 5, and a folding supporting block 8 is arranged below the pedal carrying plate 6.

Further, drive switches 3 are installed at two ends of the inner wall of the wheelchair fixing frame 4, a fixed shaft tube 18 is installed between the wheelchair fixing frames 4, and a telescopic shaft rod 14 is arranged inside the fixed shaft tube 18.

The working principle is as follows: when in use, the surface of the upper end of the wheelchair fixing frame 4 is provided with the wheelchair cushion 2, the rear end of the wheelchair cushion 2 is fixed with the seat backrest 13 by welding, two sides of the wheelchair fixing frame 4 are provided with the telescopic adjusting armrests 1, the surface of the adjusting armrests 1 is provided with the fixing shaft holes 15, the inner parts of the adjusting armrests 1 are connected with the wheelchair fixing frame 4 through the telescopic shaft rods 14, meanwhile, the adjustable telescopic armrests 1 are arranged, the width between the armrests is convenient to adjust, the wheelchair fixing frame is convenient for patients with different body sizes to use, has good balance adjusting effect, two ends of the bottom of the wheelchair fixing frame 4 are provided with the movable wheels 16, one side of each movable wheel 16 is provided with the auxiliary balance mechanism 12, the inner part of the auxiliary balance mechanism 12 is provided with the movable idler wheels 10 and the counter weight 11, the surface of each movable idler wheel 10 is wrapped with the motor-driven caterpillar band 9, and the auxiliary balance mechanism 12 is installed, can be used for improving the stability of the wheelchair when driving, is convenient for the wheelchair to climb and run on rugged and uneven roads, the shock absorber 7 is arranged inside the moving wheel 16, the inside of the shock absorber 7 is formed by combining a shock absorbing spring and a shock absorbing guide post, the shock absorbing spring is wrapped on the outer surface of the shock absorbing guide post, two ends of the shock absorber 7 are clamped and fixed with the wheel hub, the shock absorbing mechanism is additionally arranged inside the moving wheel for absorbing shock to the wheel body, so as to improve good buffering protection effect, the suspension balance mechanism 21 is arranged above the auxiliary balance mechanism 12, the suspension balance mechanism 21 is connected with a balance roller 20 arranged on the surface of the wheelchair fixing frame 4 through a balance belt 22, the balance roller 20 is connected with the moving roller 10 arranged inside the auxiliary balance mechanism 12 through the balance belt 22, the balance roller 20 adjusts the tension between the moving roller 10 through the balance belt 22, the vertical loads of the two auxiliary balance mechanisms 12 are equal under any condition, the suspension condition of individual wheels cannot be generated, a good balance adjusting effect is achieved, and the stable moving and running of the wheelchair are guaranteed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a balanced wheelchair, includes wheelchair mount (4), its characterized in that, the upper end surface mounting of wheelchair mount (4) has wheelchair cushion (2), and the rear end of wheelchair cushion (2) is fixed mutually with backrest (13) through the welding, retractable regulation handrail (1) are installed to the both sides of wheelchair mount (4), and moving wheel (16) are installed at the bottom both ends of wheelchair mount (4), and auxiliary balance mechanism (12) are installed to one side of moving wheel (16), and the internally mounted of moving wheel (16) has bumper shock absorber (7), retractable regulation handrail (1) the outside edge is provided with handrail extension board (19), hang balance mechanism (21) are installed to the top of auxiliary balance mechanism (12), hang balance mechanism (21) and be connected with install in balance roller (20) on wheelchair mount (4) surface through balancing area (22), and balance roller (20) are connected with install removal gyro wheel (10) in auxiliary balance mechanism's (12) inside through balancing area (22).

2. The balancing wheelchair as claimed in claim 1, wherein: the wheelchair cushion (2) and the wheelchair fixing frame (4) are of an integrally formed welding structure.

3. The balancing wheelchair as claimed in claim 1, wherein: the surface of the adjusting armrest handle (1) is provided with a fixing shaft hole (15), and the inside of the adjusting armrest handle (1) is connected with a wheelchair fixing frame (4) through a telescopic shaft lever (14).

4. The balancing wheelchair as claimed in claim 1, wherein: the surface of the movable wheel (16) is provided with anti-skid lines (17).

5. The balancing wheelchair as claimed in claim 1, wherein: the inside of bumper shock absorber (7) is formed by damping spring and the combination of shock attenuation guide pillar, and damping spring wraps up the surface at the shock attenuation guide pillar, and the both ends and the wheel hub joint of bumper shock absorber (7) are fixed.

6. The balancing wheelchair as claimed in claim 1, wherein: the auxiliary balance mechanism (12) is internally provided with a movable roller (10) and a balancing weight (11), and the surface of the movable roller (10) is wrapped with a motor-driven crawler (9).

7. The balancing wheelchair as claimed in claim 1, wherein: the two ends of the bottom of the wheelchair fixing frame (4) are connected with the foot loading plates (6) through the expansion bracket (5), and the folding supporting blocks (8) are installed below the foot loading plates (6).

8. The balancing wheelchair as claimed in claim 1, wherein: the wheelchair comprises a wheelchair fixing frame (4), wherein driving switches (3) are installed at two ends of the inner wall of the wheelchair fixing frame (4), a fixing shaft tube (18) is installed between the wheelchair fixing frame (4), and a telescopic shaft rod (14) is arranged inside the fixing shaft tube (18).