CN220237196U

CN220237196U - Wheelchair structure convenient for single-hand steering adjustment

Info

Publication number: CN220237196U
Application number: CN202320994855.5U
Authority: CN
Inventors: 俞凤生; 张俊
Original assignee: Oufan Electromechanical Technology Suzhou Co ltd
Current assignee: Oufan Electromechanical Technology Suzhou Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-12-26
Anticipated expiration: 2033-04-27

Abstract

The utility model relates to the technical field of wheelchair structures, in particular to a wheelchair structure convenient for one-hand adjustment and steering, which comprises a first tire, a connecting rod and a connecting column, wherein a first hub is arranged on one side of the first tire, the first tire is connected with the first hub in an embedded mode, a connecting rod is arranged on one side of the first hub far away from the first tire, the connecting column rotates to drive a second square tube to rotate, the second square tube drives the second hub to rotate through the first square tube, the second hub moves on the ground through the second tire, when the first tire needs to be rotated, a large turntable is rotated, the large turntable rotates to drive the first hub to rotate through a first supporting column, the first supporting column rotates on the connecting column through a rotating shaft, the direction of the wheelchair can be adjusted by one hand without two hands, and the practicability of the wheelchair structure is shown.

Description

Wheelchair structure convenient for single-hand steering adjustment

Technical Field

The utility model relates to the technical field of wheelchair structures, in particular to a wheelchair structure convenient for one-hand steering adjustment.

Background

The wheelchair is a chair with wheels, can help to replace walking, and is an important moving tool for home rehabilitation, turnover transportation, treatment and outgoing activities of wounded persons, patients and disabled persons. The wheelchair not only meets the riding instead of walking requirements of disabled limbs and people with mobility impairment, but also is more important to facilitate the movement of family members and care of patients, so that the patients can exercise and participate in social activities by means of the wheelchair.

When people with inconvenient limbs need to move, the wheelchair is needed to be used, people with inconvenient limbs can be driven to move by rotating the turntable on one side of the wheelchair, but when the existing wheelchair turns, the existing wheelchair needs to be operated by two hands of the user to turn, and when the user can only use one arm, the wheelchair is inconvenient to use.

Disclosure of Invention

Aiming at the problems in the prior art, a wheelchair structure convenient for one-hand adjustment and steering is provided.

The specific technical scheme is as follows:

the utility model provides a make things convenient for wheelchair structure that one hand was adjusted and was turned to, includes first tire, linking pole and linking post, first tire one side is equipped with first wheel hub, first tire is connected through the form of embedding first wheel hub, first wheel hub keeps away from one side of first tire is equipped with the linking pole, linking pole one end is passed through the fastener and is connected first wheel hub, linking pole is kept away from first wheel hub's one end is passed through the fastener and is connected first support column, first support column is inside to be equipped with the pivot, first support column fixed connection the pivot outer wall, the pivot is inside to be equipped with the linking post, the linking post is connected through the form of cup jointing the linking post.

Preferably, one end of the connecting column is provided with a small rotary disc, the small rotary disc is connected with one end of the connecting column through a fastener, and one end of the connecting column away from the small rotary disc is provided with a second square tube.

Preferably, the second square tube is connected with one end of the connecting column through a fastener, and one end of the second square tube, which is far away from the connecting column, is connected with the inside of the first square tube through an embedded mode.

Preferably, the outer wall of the first square pipe is provided with a threaded column, the threaded column is connected with the first square pipe through threads, and one end of the threaded column is located inside the second square pipe.

Preferably, one end of the first square pipe far away from the second square pipe is fixedly connected with a second support column, and the second support column is connected with a second hub through a connecting rod.

Preferably, the second wheel hub is provided with a second tire, the second tire is connected with the second wheel hub in an embedded mode, and the connecting rods are distributed in an equidistant mode.

Preferably, one side of the first hub is provided with a large turntable, and the large turntable is connected with the inner wall of the first hub through a fastener.

The technical scheme has the following advantages or beneficial effects:

1. through having set up linking post and first support column, when needs single hand operation wheelchair turns to, rotate little carousel, little carousel drives linking post and rotates through the pivot inside first support column, linking post rotates and drives the second side pipe and rotate, the second side pipe drives the second wheel hub through first side pipe and rotates, the second wheel hub moves subaerial through the second tire, when needs rotate first tire, rotate big carousel, big carousel rotates and drives first wheel hub and rotate through first support column, first support column rotates on linking post through the pivot, can accomplish the direction of single hand to the wheelchair and adjust, need not the both hands and operate, the practicality of this device has been embodied.

2. Through having set up first side pipe and second side pipe, when wanting to install first tire and second tire on the wheelchair, according to the interval between first tire of size adjustment and the second tire of wheelchair, pulling second tire, second tire drives first side pipe and removes, until the distance between two tires is fit for the wheelchair that needs to install, then rotate the screw thread post, screw thread post rotation moves on first side pipe through the screw thread, until one end of screw thread post enters into the inside of second side pipe and carries out spacingly between first side pipe and the second side pipe, can make the tire be suitable for the wheelchair of equidimension not.

Drawings

Embodiments of the present utility model will now be described more fully with reference to the accompanying drawings. The drawings, however, are for illustration and description only and are not intended as a definition of the limits of the utility model.

FIG. 1 is a schematic structural view of a wheelchair structure with steering adjustment by one hand;

FIG. 2 is a cross-sectional view of a wheelchair structure according to the present utility model for facilitating one-hand steering adjustment;

FIG. 3 is a schematic view of a connecting column and a rotating shaft in a wheelchair structure with steering adjustment by one hand;

fig. 4 is a schematic structural view of a first square tube and a second square tube in a wheelchair structure with steering adjustment by one hand.

The above reference numerals denote: 1. a first tire; 2. a second tire; 3. a connecting rod; 4, a first square tube; 5. a second square tube; 6. a small turntable; 7. a large turntable; 8. a threaded column; 9. a first support column; 10. a rotating shaft; 11. a connecting column; 12. a first hub; 13. a second hub; 14. and a second support column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The utility model is further described below with reference to the drawings and specific examples, which are not intended to be limiting.

Referring to fig. 1-4, a wheelchair structure convenient for one-hand steering adjustment comprises a first tire 1, a connecting rod 3 and a connecting column 11, wherein one side of the first tire 1 is provided with a first hub 12, the first tire 1 is connected with the first hub 12 in an embedded mode, one side of the first hub 12 far away from the first tire 1 is provided with the connecting rod 3, one end of the connecting rod 3 is connected with the first hub 12 through a fastener, one end of the connecting rod 3 far away from the first hub 12 is connected with a first support column 9 through a fastener, a rotating shaft 10 is arranged in the first support column 9, the first support column 9 is fixedly connected with the outer wall of the rotating shaft 10, the rotating shaft 10 is internally provided with the connecting column 11, the connecting column 11 is connected with the connecting column 11 through a sleeved mode, the connecting column 11 and the first support column 9 are arranged, when the wheelchair is required to be steered by one-hand operation, the small turntable 6 is rotated, the small turntable 6 drives the connecting column 11 to rotate in the first support column 9 through the rotating shaft 10, the connecting column 11 rotates to drive the second square tube 5 to rotate, the second square tube 5 drives the second hub 13 to rotate through the first square tube 4, the second hub 13 moves on the ground through the second tire 2, when the first tire 1 needs to be rotated, the large rotary table 7 is rotated, the large rotary table 7 rotates to drive the first hub 12 to rotate through the first supporting column 9, the first supporting column 9 rotates on the connecting column 11 through the rotating shaft 10, the direction of the wheelchair can be adjusted by one hand without two hands, the practicability of the device is shown, through the arrangement of the first square tube 4 and the second square tube 5, when the first tire 1 and the second tire 2 are to be installed on the wheelchair, the distance between the first tire 1 and the second tire 2 is adjusted according to the size of the wheelchair, the second tire 2 is pulled, the second tire 2 drives the first square tube 4 to move, until the distance between two tires is suitable for the wheelchair to be installed, then the threaded column 8 is rotated, the threaded column 8 is rotated to move on the first square tube 4 through threads, and until one end of the threaded column 8 enters into the second square tube 5 to limit the space between the first square tube 4 and the second square tube 5, so that the tires can be suitable for wheelchairs with different sizes.

Further, the one end of linking post 11 is equipped with little carousel 6, and little carousel 6 passes through fastener connection linking post 11 one end, and the one end that links up post 11 and keep away from little carousel 6 is equipped with second side pipe 5, and little carousel 6 is used for rotating linking post 11, and convenient to use personnel can turn to the wheelchair by one hand.

Further, the second side pipe 5 passes through fastener connection linking post 11 one end, and the second side pipe 5 is kept away from the one end of linking post 11 and is passed through the embedded form and connect inside the first side pipe 4, and linking post 11 can rotate in the inside of first support column 9 through pivot 10, and linking post 11 is rotatory can drive second tire 2 and rotate, carries out the adjustment of direction to the wheelchair.

Further, the outer wall of the first square pipe 4 is provided with a threaded column 8, the threaded column 8 is connected with the first square pipe 4 through threads, one end of the threaded column 8 is located inside the second square pipe 5, and the threaded column 8 is used for limiting the space between the first square pipe 4 and the second square pipe 5 and preventing the first square pipe from falling off.

Further, one end of the first square tube 4 far away from the second square tube 5 is fixedly connected with a second support column 14, the second support column 14 is connected with a second hub 13 through the connecting rod 3, and the second square tube 5 can be embedded into the first square tube 4, so that the distance between the first tire 1 and the second tire 2 can be adjusted conveniently.

Further, the second tire 2 is arranged on the second hub 13, the second tire 2 is connected with the second hub 13 in an embedded mode, the connecting rods 3 are distributed at equal intervals, and the connecting rods 3 are used for supporting the first hub 12 and the second hub 13 through the first supporting columns 9 and the second supporting columns 14, so that the hubs can effectively rotate.

Further, a large turntable 7 is arranged on one side of the first hub 12, the large turntable 7 is connected with the inner wall of the first hub 12 through a fastener, the large turntable 7 is used for driving tires on one side of the large turntable 7 to rotate, and the large turntable 7 is arranged on one side of each of the two hubs.

Working principle: when the wheelchair is used, when the wheelchair is operated by one hand to turn, the small turntable 6 is rotated, the small turntable 6 drives the connecting column 11 to rotate in the first supporting column 9 through the rotating shaft 10, the connecting column 11 rotates to drive the second square tube 5 to rotate, the second square tube 5 drives the second hub 13 to rotate through the first square tube 4, the second hub 13 moves on the ground through the second tire 2, when the first tire 1 needs to be rotated, the large turntable 7 is rotated, the large turntable 7 rotates to drive the first hub 12 to rotate through the first supporting column 9, the first supporting column 9 rotates on the connecting column 11 through the rotating shaft 10, the direction of the wheelchair can be adjusted by one hand, the distance between the first tire 1 and the second tire 2 is adjusted according to the size of the wheelchair, the second tire 2 is pulled, the first square tube 4 is driven to move until the distance between the two tires is suitable for being installed, then the threaded column 8 is rotated on the first square tube 4 through threads, until one end of the threaded column 8 enters the inside of the second square tube 5 to limit the first square tube 4 and the second square tube 5, and the wheelchair can be limited.

The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included within the scope of the present utility model.

Claims

1. The utility model provides a make things convenient for wheelchair structure that single hand adjusted to turn to which characterized in that: including first tire (1), adapter rod (3) and linking post (11), first tire (1) one side is equipped with first wheel hub (12), first tire (1) are connected through the form of embedding first wheel hub (12), first wheel hub (12) are kept away from one side of first tire (1) is equipped with adapter rod (3), adapter rod (3) one end is passed through the fastener and is connected first wheel hub (12), adapter rod (3) are kept away from the one end of first wheel hub (12) is passed through the fastener and is connected first support column (9), the inside pivot (10) that are equipped with of first support column (9), first support column (9) fixed connection pivot (10) outer wall, the inside being equipped with of pivot (10) adapter rod (11), adapter rod (11) are connected through the form of cup jointing pivot (10).

2. The wheelchair structure for facilitating one-hand steering adjustment of claim 1, wherein: the utility model discloses a small rotary table, including linking post (11), small rotary table (6), fastener, linking post (11) one end is equipped with small rotary table (6), small rotary table (6) pass through the fastener and connect linking post (11) one end, linking post (11) is kept away from the one end of small rotary table (6) is equipped with second side pipe (5).

3. The wheelchair structure for facilitating one-hand steering adjustment of claim 2, wherein: the second square tube (5) is connected with one end of the connecting column (11) through a fastener, and one end, far away from the connecting column (11), of the second square tube (5) is connected with the inside of the first square tube (4) through an embedded mode.

4. A wheelchair structure for facilitating one-handed adjustment and steering as claimed in claim 3, wherein: the outer wall of the first square tube (4) is provided with a threaded column (8), the threaded column (8) is connected with the first square tube (4) through threads, and one end of the threaded column (8) is located inside the second square tube (5).

5. The wheelchair structure for facilitating one-hand steering adjustment of claim 4, wherein: one end of the first square tube (4) far away from the second square tube (5) is fixedly connected with a second support column (14), and the second support column (14) is connected with a second hub (13) through a connecting rod (3).

6. The wheelchair structure for facilitating one-hand steering adjustment of claim 5, wherein: the second wheel hub (13) is provided with a second tire (2), the second tire (2) is connected with the second wheel hub (13) in an embedded mode, and the connecting rods (3) are distributed in an equidistant mode.

7. The wheelchair structure for facilitating one-hand steering adjustment of claim 1, wherein: one side of the first hub (12) is provided with a large turntable (7), and the large turntable (7) is connected with the inner wall of the first hub (12) through a fastener.