CN216603311U

CN216603311U - Walking-aid folding wheelchair

Info

Publication number: CN216603311U
Application number: CN202123068981.8U
Authority: CN
Inventors: 周旺
Original assignee: Hengshui Jinshang Medical Instrument Co ltd
Current assignee: Hengshui Jinshang Medical Instrument Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-05-27
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a walking-aid folding wheelchair, which relates to the technical field of wheelchairs and comprises a main frame, wherein cloth is wrapped on the outer side of the main frame, one side of the bottom of the main frame is connected with a first wheel body, the other side of the bottom of the main frame is movably connected with a second wheel body, a support frame is arranged below the inner side of the main frame, the middle of the support frame is connected with a telescopic inner rod, and a telescopic outer rod is arranged at the bottom of the telescopic inner rod. According to the utility model, through the arrangement of the support frame, the telescopic inner rod and the limiting frame, after the folding support frame is unfolded and operated by people, the support frame can be connected and stably operated through the telescopic inner rod, and the support frame is secondarily stably operated under the action of the rotating limiting frame with the L-shaped structure, so that the telescopic inner rod is separated from the support frame, and the limiting frame is normally used for stabilizing the support frame, so that the folding wheelchair can be continuously used, and the walking aid effect of the folding wheelchair on people is improved.

Description

Walking-aid folding wheelchair

Technical Field

The utility model relates to the technical field of wheelchairs, in particular to a walking-aid folding wheelchair.

Background

The wheelchair is a chair provided with wheels and capable of helping to replace walking, is divided into electric and manual folding wheelchairs and is an important moving tool for home rehabilitation, turnover transportation, diagnosis and outgoing activities of wounded persons, patients and disabled persons.

Current wheelchair, it is in the use, and folding assembly simple structure only links up folding district through the body of rod or axis body, causes folding assembly loose easily, can't continue to use, influences its ability to help of people's line effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that in the use process of the existing wheelchair, a folding assembly is simple in structure, the folding area is only connected through a rod body or a shaft body, the folding assembly is easy to loosen and cannot be used continuously, and the walking aid effect of the folding assembly on people is influenced, and the walking aid folding wheelchair is provided.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a rollator folding wheelchair comprising:

the outer side of the main frame is wrapped with cloth, one side of the bottom of the main frame is connected with a first wheel body, the other side of the bottom end of the main frame is movably connected with a second wheel body, a support frame is arranged below the inner side of the main frame, the middle of the support frame is connected with a telescopic inner rod, a telescopic outer rod is arranged at the bottom of the telescopic inner rod, a reserved groove penetrates through the outer wall of the telescopic outer rod, a steel wire rope is arranged inside the reserved groove, and the telescopic inner rod is connected with the telescopic outer rod through a spring;

the limiting frame is connected to two ends of the steel wire rope, a supporting plate is mounted at the bottom of the limiting frame, the supporting plate is connected with the limiting frame through a torsion spring shaft, a supporting rod is connected to the bottom end of the supporting plate, and a third wheel body is movably connected to the bottom of the supporting rod.

Preferably, the outer wall of the main frame is connected with a pedal through a shaft body, the top of the telescopic inner rod is connected with a seat cushion, and the edge of the seat cushion is connected with cloth.

Preferably, the support frames are movably connected with the telescopic inner rod, and two groups of support frames are distributed on each support frame.

Preferably, the limiting frames are distributed in an L-shaped structure, and the limiting frames and the supporting plate form a rotating structure through torsion spring shafts.

Preferably, the preformed groove and the telescopic outer rod form an integrated structure through the open groove, and the inner side of the telescopic outer rod and the inner sides of the supporting rod and the supporting plate are both in a communicated structure.

Preferably, the steel wire rope and the telescopic inner rod are in through connection, and the telescopic inner rod and the telescopic outer rod form an elastic structure through the spring.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the support frame, the telescopic inner rod and the limiting frame, after the folding support frame is unfolded and operated by people, the support frame can be connected and stably operated through the telescopic inner rod, and the support frame is secondarily stably operated under the action of the rotating limiting frame with the L-shaped structure, so that the telescopic inner rod is separated from the support frame, and the limiting frame is normally used for stabilizing the support frame, so that the folding wheelchair can be continuously used, and the walking aid effect of the folding wheelchair on people is improved.

2. According to the utility model, through the arrangement of the support rod and the third wheel body, the folding wheelchair is convenient to vibrate in the advancing process, the support frame, the telescopic inner rod and the limiting frame are in a movable state, so that the wheelchair can be conveniently folded and furled by subsequent people, and the phenomenon that the folding assembly is more and more clamped and more and is difficult to fold and furl due to the fact that the folding assembly is pressed down by the gravity of people in the traditional folding wheelchair is replaced.

Drawings

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

FIG. 2 is a schematic top view of the supporting frame of the present invention;

fig. 3 is a schematic view of the lower front view of the seat cushion of the present invention.

Illustration of the drawings:

1. a main frame; 2. distributing; 3. a first wheel body; 4. a pedal; 5. a second wheel body; 6. a support frame; 7. a support bar; 8. a third wheel body; 9. a limiting frame; 10. a telescopic inner rod; 11. a seat cushion; 12. a telescopic outer rod; 13. reserving a groove; 14. a wire rope; 15. a torsion spring shaft; 16. a support plate; 17. a spring.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a folding wheelchair for walking aid comprises a main frame 1, cloth 2, a first wheel body 3, a pedal 4, a second wheel body 5, a support frame 6, a support rod 7, a third wheel body 8, a limit frame 9, a telescopic inner rod 10, a seat cushion 11, a telescopic outer rod 12, a preformed groove 13, a steel wire rope 14, a torsional spring shaft 15, a support plate 16 and a spring 17, wherein the cloth 2 is wrapped outside the main frame 1, the first wheel body 3 is connected to one side of the bottom of the main frame 1, the pedal 4 is connected to the outer wall of the main frame 1 through a shaft body, the seat cushion 11 is connected to the top of the telescopic inner rod 10, the edge of the seat cushion 11 is connected with the cloth 2, a semi-surrounding structure is formed through the connection between the cloth 2 and the edge of the seat cushion 11, the user can conveniently sit comfortably while walking aid, the second wheel body 5 is movably connected to the other side of the bottom of the main frame 1, the support frame 6 is installed below the inner side of the main frame 1, the support frame 6 is movably connected with the inner telescopic rod 10, two groups of support frames 6 are distributed, after the support frame 6 rotates around a hinge connected with the inner telescopic rod 10, the expansion and folding work can be rapidly completed, the middle part of the support frame 6 is connected with the inner telescopic rod 10, the bottom of the inner telescopic rod 10 is provided with an outer telescopic rod 12, the outer wall of the outer telescopic rod 12 penetrates through a reserved groove 13, the inner side of the reserved groove 13 is provided with a steel wire rope 14, the reserved groove 13 and the outer telescopic rod 12 form an integrated structure through a groove, the inner side of the outer telescopic rod 12, the support rod 7 and the inner side of the support plate 16 are both of a communicated structure, the reserved groove 13 is arranged, the steel wire rope 14 can conveniently drive the inner telescopic rod 10 to move up and down along the inner side of the outer telescopic rod 12, the steel wire rope 14 and the inner telescopic rod 10 are in a penetrating connection, and the outer telescopic rod 10 and the inner telescopic rod 12 form an elastic structure through a spring 17, after people unfold the wheelchair, the support frame 6 can press the steel wire rope 14 downwards to drive the limiting frame 9 to rotate and abut against the surface of the support frame 6, the telescopic inner rod 10 synchronously moves downwards along the inner side of the telescopic outer rod 12 along with the traction of the steel wire rope 14, and the middle part of the seat cushion 11 moves downwards, so that the telescopic inner rod 10 is finally arranged horizontally, and the telescopic inner rod 10 is connected with the telescopic outer rod 12 through the spring 17;

the limiting frame 9 is connected to two ends of the steel wire rope 14, the supporting plate 16 is installed at the bottom of the limiting frame 9, the limiting frame 9 is distributed in an L-shaped structure, the limiting frame 9 forms a rotating structure through the torsion spring shaft 15 and the supporting plate 16, after people unfold the wheelchair, the supporting frame 6 can press the steel wire rope 14 downwards, the limiting frame 9 is driven to rotate and abuts against the surface of the supporting frame 6, the stabilizing effect on the supporting frame 6 is enhanced, the supporting plate 16 is connected with the limiting frame 9 through the torsion spring shaft 15, the bottom end of the supporting plate 16 is connected with the supporting rod 7, and the bottom of the supporting rod 7 is movably connected with the third wheel body 8.

The working principle is as follows: when in use, the wheelchair is unfolded by a user, the main frames 1 which are distributed oppositely need to be pulled to two sides, the support frame 6 is switched from the inclined distribution to the horizontal distribution, so that the support frame 6 presses down the wire rope 14, the limiting frame 9 connected with the steel wire rope 14 rotates around the torsion spring shaft 15 and abuts against the surface of the supporting frame 6 to complete the stabilizing work of the supporting frame 6, and synchronously drives the telescopic inner rod 10 to move downwards along the inner side of the telescopic outer rod 12 through the steel wire rope 14, completes the expansion work of the seat cushion 11 movably connected with the top end of the telescopic inner rod 10, is convenient for people to sit down better, and finally, when people push the wheelchair, the third wheel body 8 moves synchronously to generate vibration, so that the vibration force among the support frame 6, the telescopic inner rod 10 and the limiting frame 9 is increased conveniently, gaps exist among the support frame, the telescopic inner rod and the limiting frame, and the follow-up folding and unfolding work is facilitated.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A rollator folding wheelchair, comprising:

the cloth (2) wraps the outer side of the main frame (1), one side of the bottom of the main frame (1) is connected with a first wheel body (3), the other side of the bottom end of the main frame (1) is movably connected with a second wheel body (5), a supporting frame (6) is installed below the inner side of the main frame (1), the middle of the supporting frame (6) is connected with an inner telescopic rod (10), the bottom of the inner telescopic rod (10) is provided with an outer telescopic rod (12), a reserved groove (13) penetrates through the outer wall of the outer telescopic rod (12), a steel wire rope (14) is arranged on the inner side of the reserved groove (13), and the inner telescopic rod (10) is connected with the outer telescopic rod (12) through a spring (17);

the limiting device comprises limiting frames (9), the limiting frames (9) are connected to two ends of a steel wire rope (14), supporting plates (16) are mounted at the bottoms of the limiting frames (9), the supporting plates (16) are connected with the limiting frames (9) through torsion spring shafts (15), the bottom ends of the supporting plates (16) are connected with supporting rods (7), and the bottoms of the supporting rods (7) are movably connected with third wheel bodies (8).

2. A rollator folding wheelchair according to claim 1, characterised in that: the outer wall of the main frame (1) is connected with a pedal (4) through a shaft body, the top of the telescopic inner rod (10) is connected with a seat cushion (11), and the edge of the seat cushion (11) is connected with the cloth (2).

3. A rollator folding wheelchair according to claim 1, characterised in that: the support frame (6) is movably connected with the telescopic inner rod (10), and two groups of support frames (6) are distributed.

4. A rollator folding wheelchair according to claim 1, characterised in that: the limiting frames (9) are distributed in an L-shaped structure, and the limiting frames (9) and the supporting plate (16) form a rotating structure through a torsion spring shaft (15).

5. A rollator folding wheelchair according to claim 1, characterised in that: the preformed groove (13) and the telescopic outer rod (12) form an integrated structure through a groove, and the inner side of the telescopic outer rod (12) and the inner sides of the supporting rod (7) and the supporting plate (16) are both in a communicated structure.

6. A rollator folding wheelchair according to claim 1, characterised in that: the steel wire rope (14) is in through connection with the telescopic inner rod (10), and the telescopic inner rod (10) forms an elastic structure with the telescopic outer rod (12) through the spring (17).