CN214549875U

CN214549875U - Wheelchair structure convenient for patient transfer

Info

Publication number: CN214549875U
Application number: CN202120338385.8U
Authority: CN
Inventors: 丁艳; 王炳娥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-11-02
Anticipated expiration: 2031-02-06

Abstract

The utility model discloses a wheelchair structure convenient for patients to transfer, which comprises a U-shaped bottom plate, wherein the closed end of the U-shaped bottom plate is fixedly connected with two upright posts, the upper end of the upright post is connected with a rotating rod through a bearing, one side of the rotating rod is fixed with a side plate, the bottom of the inner side of the side plate is fixed with a seat plate, the top of the U-shaped bottom plate is provided with a roller, the top end of the rotating rod is connected with a push handle, a notch is arranged at one end of the seat board close to the rotating rod, the two separable seat boards are arranged in the chair, thereby the seat board can be plugged after being separated or under the hip part, the rising range of the patient can be reduced, in addition, one side of the seat plate close to the rotating rod is provided with a gap for placing or supporting legs, so that the patient can be in the wheelchair without turning during the whole transfer process, thereby greatly reducing the amplitude of the movement of the patient and reducing the workload of the nursing staff.

Description

Wheelchair structure convenient for patient transfer

Technical Field

The utility model relates to a wheelchair technical field specifically is a make things convenient for wheelchair structure of patient's transfer.

Background

The wheelchair is an important rehabilitation tool, not only is a walking tool for the disabled with injured limbs, but also can perform physical exercise and participate in social activities by means of the wheelchair, and the common wheelchair generally comprises a wheelchair frame, wheels, a seat rest and the like.

The current wheelchair design is that pushing away the back that is close to the patient, when shifting the patient, if shift to the wheelchair on from other positions, must let the patient stand and rotate 180 degrees and let the back towards the wheelchair, so the process lets the patient experience actions such as standing, sitting down, turning round, and is very troublesome in many occasions and environment to this process also has certain requirement to the nursing staff. To this end, we propose a wheelchair structure that facilitates patient transfer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a make things convenient for wheelchair structure that patient shifted to solve the problem that above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a make things convenient for wheelchair structure of patient's transfer, includes U type bottom plate, two stands of closed end fixedly connected with of U type bottom plate, the upper end of stand is connected with the bull stick through the bearing, one side of bull stick is fixed with the curb plate, the inboard bottom of curb plate is fixed with the bedplate, the gyro wheel is installed at the top of U type bottom plate, just the top of bull stick is connected with pushes away the handle, just the one end that the bedplate is close to the bull stick is equipped with the breach.

Preferably, an inner cavity is formed in the U-shaped bottom plate, a through groove is reserved at the top of the inner cavity, a first reset spring is fixed at the end of the inner cavity, a movable plate is fixed at the end of the first reset spring, a first gear is connected to one end of the top of the movable plate, a first rotating shaft is fixedly penetrated through the middle of the first gear and rotatably connected with the inside of the inner cavity, a supporting rod is fixed at the top of the first gear, the upper end of the supporting rod is penetrated through the inside of the through groove, a sliding groove is formed in the bottom of the side plate and movably connected with the upper end of the supporting rod, a second rotating shaft is installed in the inner cavity, a cam is fixed on the outer wall of the second rotating shaft, the end of the cam is mutually attached to the end of the movable plate, a second gear is fixed in the middle of the second rotating shaft, and a driving plate is arranged on one side of the second gear, the upper end of the driving plate penetrates through the top of the U-shaped bottom plate, the lower end of the driving plate is connected with a second return spring, and the lower end of the second return spring is fixedly connected with the bottom of the inner cavity.

Preferably, the number of the movable plates is two and is symmetrically arranged about the central axis of the U-shaped bottom plate, one end of the top of each movable plate is of a saw-toothed structure, and the movable plates are in meshed connection with the first gears.

Preferably, the number of the support rods is two and is symmetrical about the central axis of the U-shaped bottom plate, the upper ends of the support rods and the side plates form a clamping type sliding connection through sliding grooves, the number of the cams is two and is symmetrical about the central axis of the U-shaped bottom plate, and the central axis of the cams and the central axis of the movable plate are overlapped.

Preferably, an anti-slip sleeve is fixed on the outer wall of the upper end of the rotating rod in a nested mode.

Preferably, one end, far away from the rotating rod, of the side plate protrudes upwards, and the surface of the side plate is coated with a silica gel layer.

Preferably, the driving plate is in sliding connection with the U-shaped bottom plate, one side of the driving plate is of a saw-toothed structure, and the driving plate is in meshed connection with the second gear.

Compared with the prior art, the beneficial effects of the utility model are that: the wheelchair structure convenient for the patient to transfer is provided with the two seat boards which can be separated, so that the seat boards can be plugged after being separated or below the hip part, the rising range of the patient can be reduced, in addition, one side of the seat board close to the rotating rod is provided with a notch for placing or supporting legs, the whole transfer process can be carried out on the wheelchair without the patient turning, and the transfer process is realized; in addition, the supporting rod with adjustable position is arranged, so that the overall supporting stability can be improved.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3B according to the present invention;

fig. 5 is a schematic view of the mounting structure of the driving plate of the present invention;

fig. 6 is a schematic view of the top view of the seat plate of the present invention.

In the figure: 1. a U-shaped bottom plate; 2. a first return spring; 3. a movable plate; 4. a first gear; 5. a first rotating shaft; 6. a support bar; 7. a column; 8. a rotating rod; 9. a side plate; 10. a chute; 11. a seat plate; 12. a second rotating shaft; 13. a cam; 14. a second gear; 15. a drive plate; 16. a roller; 17. an anti-slip sleeve; 18. A second return spring; 19. an inner cavity; 20. a through groove; 21. a push handle; 22. and (4) a notch.

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. 1-6, the present invention provides a technical solution: a wheelchair structure convenient for a patient to transfer comprises a U-shaped bottom plate 1, wherein two upright posts 7 are fixedly connected to the closed end of the U-shaped bottom plate 1, the upper ends of the upright posts 7 are connected with a rotating rod 8 through bearings, a side plate 9 is fixed to one side of the rotating rod 8, the weight of the side plate 9 can be reduced due to the fact that the middle of the side plate 9 is through, a seat plate 11 is fixed to the bottom of the inner side of the side plate 9, rollers 16 are mounted at the top of the U-shaped bottom plate 1, a push handle 21 is connected to the top end of the rotating rod 8, a notch 22 is formed in one end, close to the rotating rod 8, of the seat plate 11, for example, when the patient is on a bed, when the patient is transferred, the rotating rod 8 rotates relative to the upright posts 7 first, so that the two seat plates 11 are separated, then the push handle 21 pushes the patient in the direction, then the legs of the patient step on the closed end of the U-shaped bottom plate 1, hands can hold the rotating rod 8 to slightly lift the buttocks, and then medical staff can close the two seat plates 11, the patient may then relax to sit, i.e. the patient may be transferred from the bed to the wheelchair, and the process reversed when transferred from the wheelchair to the bed.

Specifically, in order to increase the supporting force of the seat plate 11, an inner cavity 19 is formed inside the U-shaped bottom plate 1, a through groove 20 is reserved at the top of the inner cavity 19, a first return spring 2 is fixed at the end of the inner cavity 19, a movable plate 3 is fixed at the end of the first return spring 2, a first gear 4 is connected to one end of the top of the movable plate 3, a first rotating shaft 5 is fixedly penetrated through the middle of the first gear 4, the first rotating shaft 5 is rotatably connected with the inside of the inner cavity 19, a supporting rod 6 is fixed at the top of the first gear 4, the upper end of the supporting rod 6 is penetrated through the inside of the through groove 20, a sliding groove 10 is formed at the bottom of the side plate 9, the inside of the sliding groove 10 is movably connected with the upper end of the supporting rod 6, the supporting rod 6 can be used for supporting the stress of the side plate 9, so as to improve the stability, a second rotating shaft 12 is installed inside the inner cavity 19, and a cam 13 is fixed on the outer wall of the second rotating shaft 12, the end of the cam 13 is attached to the end of the movable plate 3, so that the movable plate 3 can be pushed to move, a second gear 14 is fixed in the middle of the second rotating shaft 12, a driving plate 15 is arranged on one side of the second gear 14, the upper end of the driving plate 15 penetrates through the top of the U-shaped bottom plate 1, the lower end of the driving plate 15 is connected with a second return spring 18, the lower end of the second return spring 18 is fixedly connected with the bottom of the inner cavity 19, when the patient is transferred, the nursing staff can firstly press the driving board 15 to drive the supporting rod 6 to be separated from the sliding groove 10 in a linkage way, so as not to affect the separation and the closing of the side plates 9, when a patient sits on the two seat plates 11, the driving plate 15 can be loosened to reset the supporting rod 6, thereby contacting with the top surface of the sliding groove 10, the side plates 9 are deflected to the right due to bumping in the transferring process under the structure, and the supporting rod 6 can play a role of auxiliary support.

Specifically, two movable plates 3 are symmetrically arranged about the central axis of the U-shaped bottom plate 1, one end of the top of each movable plate 3 is in a zigzag structure, and the movable plates 3 are in meshed connection with the first gear 4, so that the first gear 4 can rotate when the movable plates 3 move.

Specifically, the two support rods 6 are symmetrically arranged about the central axis of the U-shaped bottom plate 1, the upper ends of the support rods 6 form a clamping type sliding connection with the side plates 9 through the sliding grooves 10, it is guaranteed that the support rods 6 can support the side plates 9 when the wheelchair is moved to be inclined, the wheelchair can be more stably supported, the two cams 13 are symmetrically arranged about the central axis of the U-shaped bottom plate 1, the central axis of the cams 13 coincides with the central axis of the movable plate 3, it is guaranteed that the movable plate 3 can be pushed to move when the cams 13 rotate, and the movable plate can be reset under the action of the first reset spring 2.

The outer wall of bull stick 8 upper end is nested to be fixed with antiskid cover 17, can hand when letting the patient shift and hold here, the one end that bull stick 8 was kept away from to curb plate 9 is upwards protruding, and the surface coating has the silica gel layer, and patient's both arms are put in the outside of two curb plates 9, and the protruding department of curb plate 9 can be located the shoulder board rear side, plays certain supplementary effect.

Specifically, the driving plate 15 is in sliding connection with the U-shaped bottom plate 1, one side of the driving plate 15 is in a sawtooth structure, and the driving plate 15 is in meshing connection with the second gear 14, so that the second gear 14 can rotate when the driving plate 15 is pressed down, and the driving plate 15 can be reset by the elastic force generated by the second reset spring 18.

The working principle is as follows: when a patient sits on a bed (or a chair) and needs to be transferred to other positions, the wheelchair is pushed to the front of the patient through the rotating rods 8 and the rollers 16, then the driving plate 15 is stepped downwards by feet, so that the driving plate 15 moves downwards, the second return spring 18 is compressed, the second gear 14, the second rotating shaft 12 and the cam 13 rotate reversely, meanwhile, the two cams 13 simultaneously push the movable plate 3 to move towards the right side, the first return spring 2 is compressed, the first gear 4, the first rotating shaft 5 and the supporting rod 6 rotate reversely, so that the supporting rod 6 is separated from the sliding groove 10, the side plate 9 is separated from the limit position, then the two rotating rods 8 are rotated, so that the two rotating rods 8 drive the two side plates 9 and the two seat plates 11 to be separated, then the end part of the U-shaped bottom plate 1 is inserted under the bed (or the chair), then the patient puts the feet on the U-shaped bottom plate 1, and then the buttocks are forcibly moved to the upper part of the seat plates 11 through the anti-slip sleeves 17, rotate two bull sticks 8 next, make two bedplate 11 contact reset, loosen drive plate 15 next, the elasticity that first reset spring 2 and second reset spring 18 produced this moment makes drive plate 15 move upward and reset, makes fly leaf 3 move to the left side simultaneously, thereby makes bracing piece 6 corotation, blocks in the inside of spout 10 again, thereby bracing piece 6 has played the effect of support to curb plate 9 and bedplate 11, makes bedplate 11 can bear heavier patient, has increased the practicality of wheelchair.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A wheelchair structure convenient for patient transfer comprises a U-shaped bottom plate (1), and is characterized in that: two stands (7) of closed end fixedly connected with of U type bottom plate (1), the upper end of stand (7) is connected with bull stick (8) through the bearing, one side of bull stick (8) is fixed with curb plate (9), the inboard bottom of curb plate (9) is fixed with bedplate (11), gyro wheel (16) are installed at the top of U type bottom plate (1), just the top of bull stick (8) is connected with pushes away handle (21), just one end that bedplate (11) are close to bull stick (8) is equipped with breach (22).

2. The wheelchair structure of claim 1 wherein: an inner cavity (19) is formed in the U-shaped bottom plate (1), a through groove (20) is reserved at the top of the inner cavity (19), a first reset spring (2) is fixed at the end of the inner cavity (19), a movable plate (3) is fixed at the end of the first reset spring (2), a first gear (4) is connected to one end of the top of the movable plate (3), a first rotating shaft (5) penetrates through the middle of the first gear (4), the first rotating shaft (5) is rotatably connected with the inner cavity (19), a supporting rod (6) is fixed at the top of the first gear (4), the upper end of the supporting rod (6) penetrates through the through groove (20), a sliding groove (10) is formed in the bottom of the side plate (9), the inner part of the sliding groove (10) is movably connected with the upper end of the supporting rod (6), a second rotating shaft (12) is mounted in the inner cavity (19), the outer wall of the second rotating shaft (12) is fixed with a cam (13), the end of the cam (13) is attached to the end of the movable plate (3), a second gear (14) is fixed to the middle of the second rotating shaft (12), a driving plate (15) is arranged on one side of the second gear (14), the upper end of the driving plate (15) penetrates through the top of the U-shaped bottom plate (1), the lower end of the driving plate (15) is connected with a second reset spring (18), and the lower end of the second reset spring (18) is fixedly connected with the bottom of the inner cavity (19).

3. The wheelchair structure of claim 2 wherein: the movable plate (3) is symmetrically arranged about the central axis of the U-shaped bottom plate (1), one end of the top of the movable plate (3) is of a saw-toothed structure, and the movable plate (3) is in meshed connection with the first gear (4).

4. The wheelchair structure of claim 2 wherein: the supporting rods (6) are symmetrically arranged about the central axis of the U-shaped bottom plate (1), the upper ends of the supporting rods (6) are connected with the side plates (9) in a clamping type sliding mode through sliding grooves (10), the cams (13) are symmetrically arranged about the central axis of the U-shaped bottom plate (1), and the central axis of the cams (13) is overlapped with the central axis of the movable plate (3).

5. The wheelchair structure of claim 1 wherein: an anti-slip sleeve (17) is fixed on the outer wall of the upper end of the rotating rod (8) in an embedded mode.

6. The wheelchair structure of claim 1 wherein: one end, far away from the rotating rod (8), of the side plate (9) protrudes upwards, and the surface of the side plate is coated with a silica gel layer.

7. The wheelchair structure of claim 2 wherein: the driving plate (15) is in sliding connection with the U-shaped bottom plate (1), one side of the driving plate (15) is of a saw-toothed structure, and the driving plate (15) is in meshed connection with the second gear (14).