Adjustable wheelchair

Abstract

The utility model discloses an adjustable wheelchair which comprises a chair plate, and a backup plate is installed at one end of the top of the chair plate. The number of the side plates is two, the two side plates are symmetrically installed on the outer side face of the chair plate, and rolling wheels are rotationally arranged on the side plates; the adjusting mechanism comprises a sliding groove formed in the top of the chair plate, a movable plate movably arranged at the top of the chair plate, a cushion arranged at the top of the movable plate, a sliding plate arranged at the bottom of the movable plate and capable of sliding in the sliding groove, threaded grooves symmetrically formed in the side surface of the movable plate, and stand columns symmetrically installed at the top of the chair plate; the locking threaded rod is rotationally arranged on any stand column, and the locking threaded rod can be screwed into the threaded groove; the adjustable seat cushion has the advantages that through the designed adjusting mechanism, the position of the movable plate can be adjusted, and the adjusted movable plate is stabilized, so that the adjusted seat cushion is stabilized, and the use experience is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of wheelchairs, and particularly relates to an adjustable wheelchair. Background Art

[0002] Wheelchairs provide convenience for people who have difficulty walking or are unable to walk due to physical reasons; with wheelchairs, it is easier to move indoors and outdoors, thereby maintaining a certain level of mobility and self-care ability; with the help of wheelchairs, people with limited mobility can more easily participate in social activities, engage in outdoor exercises, visit relatives and friends, etc., thus enriching the content of life and improving the quality of life.

[0003] An adjustable wheelchair with the publication number of CN219878479U, which patent discloses including a seat, side plates are provided on both sides of the seat; an adjusting mechanism is provided at the lower end of the seat, and the adjusting mechanism adjusts the front and rear positions of the seat by rotation to adapt to people with different leg lengths and heights; a rebounding mechanism is provided inside the side plates, and the rebounding mechanism automatically rebounds after the feet are released so that people will not be obstructed when getting on and off the wheelchair, which is more convenient. A boosting frame, by rotating the boosting frame, the roller will not get muddy water on the hands when passing through water. A connecting base, a belt shaft one on the rotating shaft one on the connecting base is connected to a belt shaft two through a belt.

[0004] When the existing wheelchair is in use, in order to increase the sitting comfort, a cushion is placed on the seat board. The cushion is directly placed, and it is easy to cause the movement of the cushion during the sitting process, which is not conducive to increasing the use stability. Content of the Utility Model

[0005] The purpose of the utility model is to provide an adjustable wheelchair. Through the designed adjusting mechanism, the position of the cushion can be adjusted, and the adjusted cushion can be stabilized.

[0006] To achieve the above purpose, the utility model provides the following technical solution: An adjustable wheelchair, comprising

[0007] A seat board, a backrest is installed at one end of the top of the seat board;

[0008] Side plates, there are two side plates, and the two side plates are symmetrically installed on the outer side of the seat board, and rollers are rotatably arranged on the side plates;

[0009] Adjusting mechanism, the adjusting mechanism includes a chute opened at the top of the seat board, a movable board movably arranged at the top of the seat board, a cushion arranged at the top of the movable board, a sliding board arranged at the bottom of the movable board and the sliding board can slide in the chute, threaded grooves symmetrically opened on the side surface of the movable board, upright columns symmetrically installed at the top of the seat board, and a locking threaded rod rotatably arranged on any one of the upright columns and the locking threaded rod can be screwed into the interior of the threaded groove.

[0010] Preferably, it further includes a breathable net arranged on the inner side of the backrest, and push handles symmetrically arranged on the side surface of the backrest.

[0011] Preferably, it further includes a boosting wheel arranged on the outer side surface of the roller, and the boosting wheel is of an annular structure.

[0012] Preferably, it further includes a retaining frame symmetrically installed at the top of the seat board, and the retaining frame is of an inverted "U" shape structure.

[0013] Preferably, it further includes pedals symmetrically and rotatably arranged on the side plates, and reinforcing components symmetrically arranged on the side plates.

[0014] Preferably, the reinforcing component includes a reinforcing frame installed on the side plate, telescopic springs symmetrically arranged on the inner side surface of the reinforcing frame, a reinforcing plate arranged on the side surface of the telescopic spring, and when the pedal is erected, the pedal is placed inside the reinforcing frame and abuts between the two reinforcing plates.

[0015] Preferably, the reinforcing frame is of a "U" shape structure, and the reinforcing plate is of a cuboid structure.

[0016] Compared with the prior art, the beneficial effects of the present utility model are:

[0017] Through the designed adjusting mechanism, the position of the movable board can be adjusted and the adjusted movable board can be stabilized, thereby helping to stabilize the adjusted cushion and improving the use experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic structural diagram of the present utility model;

[0019] Figure 2 is a front view partial sectional structural diagram of the present utility model;

[0020] Figure 3 is of the present utility model Figure 2 the enlarged structural diagram of the F area in;

[0021] Figure 4 is of the present utility model Figure 1 the enlarged structural diagram of the E area in;

[0022] Figure 5 is a schematic structural diagram of the reinforcing component of the present utility model;

[0023] In the figure: 1. Chair board; 11. Baffle; 12. Slide groove; 13. Column; 2. Side plate; 3. Roller; 31. Boosting wheel; 4. Backrest; 41. Push handle; 5. Movable plate; 51. Cushion; 52. Slide plate; 53. Thread groove; 6. Pedal; 7. Locking threaded rod; 8. Reinforcement frame; 81. Telescopic spring; 810. Reinforcement plate. Specific embodiments

[0024] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0025] Embodiment 1

[0026] Please refer to Figures 1-3 , which is the first embodiment of the present invention. This embodiment provides an adjustable wheelchair, including

[0027] A chair board 1, with a backrest 4 installed at one end of the top of the chair board 1. When a person with limited mobility sits on the wheelchair, the performance of leaning back is increased through the backrest 4;

[0028] Side plates 2, there are two side plates 2, and the two side plates 2 are symmetrically installed on the outer side surface of the chair board 1, realizing the addition of the side plates 2, and rollers 3 are rotatably arranged on the side plates 2, and the performance of the wheelchair moving is increased through the rollers 3;

[0029] An adjusting mechanism, the adjusting mechanism includes a slide groove 12 opened at the top of the chair board 1, realizing the opening of the slide groove 12, a movable plate 5 movably arranged on the top of the chair board 1, a cushion 51 arranged on the top of the movable plate 5, increasing the comfort of a person with limited mobility sitting on it through the cushion 51, a slide plate 52 arranged at the bottom of the movable plate 5 and the slide plate 52 can slide in the slide groove 12, using the cooperation of the slide plate 52 and the slide groove 12 to increase the adjustable position performance of the movable plate 5, thread grooves 53 symmetrically opened on the side surface of the movable plate 5, realizing the opening of the thread grooves 53, columns 13 symmetrically installed on the top of the chair board 1, realizing the addition of the columns 13, a locking threaded rod 7 rotatably arranged on any one of the columns 13 and the locking threaded rod 7 can be screwed into the inside of the thread groove 53, a threaded hole is opened inside the column 13, the locking threaded rod 7 passes through the inside of the threaded hole, rotating the locking threaded rod 7, when the locking threaded rod 7 is screwed into the thread groove 53, the stability after the adjustment of the movable plate 5 is increased, and the movable plate 5 and the cushion 51 are integrally designed. When the movable plate 5 is stable, the adjusted cushion 51 can be stabilized, improving the use experience.

[0030] In this embodiment, preferably, it further includes a ventilation net disposed inside the backrest 4, which increases the ventilation performance when the back leans against the backrest 4, and push handles 41 symmetrically disposed on the side surface of the backrest 4, which increases the convenience of pushing the wheelchair to move.

[0031] In this embodiment, preferably, it further includes booster wheels 31 disposed on the outer side surface of the rollers 3, which increases the convenience of the rotation of the rollers 3 and helps to realize the movement of the wheelchair, and the booster wheels 31 are of an annular structure.

[0032] In this embodiment, preferably, it further includes a retaining frame 11 symmetrically installed on the top of the seat board 1. The retaining frame 11 is of an inverted "U" - shaped structure, which prevents the person with mobility difficulties from falling when using the wheelchair.

[0033] Embodiment 2

[0034] Please refer to Figures 1-5 , which is the second embodiment of the present utility model. This embodiment is based on the previous embodiment. The differences are as follows:

[0035] It further includes pedals 6 symmetrically and rotatably disposed on the side plates 2. When the pedals 6 are laid flat, it is convenient for the feet to be placed on the pedals 6, and reinforcing components symmetrically disposed on the side plates 2. The reinforcing components include reinforcing frames 8 installed on the side plates 2, realizing the addition of the reinforcing frames 8, telescopic springs 81 symmetrically disposed on the inner side surface of the reinforcing frames 8, realizing the addition of the telescopic springs 81, and reinforcing plates 810 disposed on the side surface of the telescopic springs 81, realizing the addition of the reinforcing plates 810. When the pedals 6 are erected, the pedals 6 are placed inside the reinforcing frames 8 and abutted between the two reinforcing plates 810. With the cooperation of the telescopic springs 81, the two reinforcing plates 810 can clamp and reinforce the erected pedals 6; the reinforcing frames 8 are of a "U" - shaped structure, which is more convenient for the erected pedals 6 to be placed inside the reinforcing frames 8, and the reinforcing plates 810 are of a cuboid structure.

[0036] The working principle and usage process of the present utility model: When in use, a person with mobility difficulties can sit on the seat cushion 51 of the wheelchair, lay flat the erected pedals 6, and the feet can step on the pedals 6. The booster wheels 31 increase the convenience of the rotation of the rollers 3, thereby realizing the movement of the wheelchair.

[0037] Although the embodiments of the present utility model have been shown and described, as detailed in the above - mentioned description, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. An adjustable wheelchair, characterized in that: include A chair board (1), wherein a backrest board (4) is mounted on one end of the top of the chair board (1); Side panels (2), wherein two side panels (2) are provided, and the two side panels (2) are symmetrically mounted on the outer side surfaces of the chair panel (1), and rollers (3) are rotatably provided on the side panels (2); An adjustment mechanism, the adjustment mechanism comprising a slide groove (12) opened on the top of the chair board (1), a movable plate (5) movably arranged on the top of the chair board (1), a cushion (51) arranged on the top of the movable plate (5), a slide plate (52) arranged on the bottom of the movable plate (5), and the slide plate (52) can slide in the slide groove (12), a threaded groove (53) symmetrically opened on the side surface of the movable plate (5), a column (13) symmetrically installed on the top of the chair board (1), and a locking threaded rod (7) rotatably arranged on any one of the columns (13), and the locking threaded rod (7) can be screwed into the interior of the threaded groove (53).

2. An adjustable wheelchair according to claim 1, characterized in that: It also includes a breathable net arranged on the inner side of the backing plate (4), and a push handle (41) symmetrically arranged on the side surface of the backing plate (4).

3. The adjustable wheelchair according to claim 1, characterized in that: It also includes a booster wheel (31) arranged on the outer side of the roller (3), and the booster wheel (31) is an annular structure.

4. The adjustable wheelchair according to claim 1, characterized in that: It also includes a retaining frame (11) symmetrically mounted on the top of the chair plate (1), and the retaining frame (11) is an inverted "U"-shaped structure.

5. The adjustable wheelchair according to claim 1, characterized in that: It also includes a pedal (6) symmetrically arranged on the side plate (2) for rotation, and a reinforcing component symmetrically arranged on the side plate (2).

6. An adjustable wheelchair according to claim 5, characterized in that: The reinforcing component comprises a reinforcing frame (8) mounted on the side plate (2), a telescopic spring (81) symmetrically arranged on the inner side of the reinforcing frame (8), and a reinforcing plate (810) arranged on the side surface of the telescopic spring (81); when the pedal (6) is erected, the pedal (6) is placed on the inner side of the reinforcing frame (8) and abuts between the two reinforcing plates (810).

7. An adjustable wheelchair according to claim 6, characterized in that: The reinforcement frame (8) is a "U"-shaped structure, and the reinforcement plate (810) is a rectangular parallelepiped structure.

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