CN219983246U

CN219983246U - Wheelchair interfacing apparatus

Info

Publication number: CN219983246U
Application number: CN202321562338.7U
Authority: CN
Inventors: 冯亚帅; 张志勇
Original assignee: Shandong Mingao Automobile Technology Co ltd
Current assignee: Shandong Mingao Automobile Technology Co ltd
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2023-11-10
Anticipated expiration: 2033-06-19

Abstract

The utility model discloses a wheelchair docking device, and belongs to the technical field of wheelchairs. The wheelchair comprises a butt joint part and a wheelchair part which are matched with each other, wherein the wheelchair part comprises a wheelchair frame, rear rollers are rotatably arranged on the wheelchair frame, a seat base support is slidably arranged at the top of the wheelchair frame, the seat base support is slidably matched with the butt joint part, a limiting mechanism for limiting the movement of the seat base support is arranged on the seat base support, a brake mechanism is arranged on the wheelchair frame, and the brake mechanism is matched with the rear rollers. When the disabled person or the old with inconvenient actions needs to use the car, the driver or the nursing staff pushes the wheelchair frame to dock the buckle on the docking shaft, the L-shaped hand brake rod is pushed downwards to enable the brake accessory to resist on the rear roller, and under the condition that the docking wheelchair is kept stationary, the nursing staff pushes the forward moving handle downwards to unlock the spring limiting pin, and the seat is successfully docked on the docking part or the wheelchair part through the horizontal movement of the seat base support, so that the disabled person can get on or off the car conveniently.

Description

Wheelchair interfacing apparatus

Technical Field

The utility model relates to the technical field of wheelchairs, in particular to a wheelchair docking device.

Background

Wheelchairs are an important tool for rehabilitation, not only for disabled limbs and mobility impaired persons, but also for physical exercise and social activities by means of wheelchairs. The common wheelchair generally comprises a wheelchair frame, wheels, a brake device and a seat. Along with the progress of society, disabled people are more and more widely communicated and slowly integrated into social life, and currently, wheelchairs are widely used. Wheelchair vehicles are more common for disabled people during travel.

When the disabled or the elderly with inconvenient movement go out of the wheelchair, the disabled or the elderly with inconvenient movement need to be held down from the wheelchair manually, the disabled or the elderly with inconvenient movement need to be held onto the wheelchair, the wheelchair is placed on the vehicle, the wheelchair is placed on the ground firstly when the disabled or the elderly with inconvenient movement need to be held down from the wheelchair manually, and the disabled or the elderly with inconvenient movement need to be held onto the wheelchair. Therefore, the disabled or the elderly with inconvenient movement are very troublesome to get on or off the vehicle, and thus it is necessary to provide a docking device for a wheelchair to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a wheelchair docking device, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a wheelchair interfacing apparatus, includes butt joint portion and wheelchair portion that mutually support, wheelchair portion includes the wheelchair frame, rotates on the wheelchair frame and is provided with two back gyro wheels, the top slip of wheelchair frame is provided with seat base support, seat base support and butt joint portion sliding fit are provided with the stop gear who restricts seat base support and remove on the seat base support, are provided with brake mechanism on the wheelchair frame, brake mechanism and back gyro wheel cooperation.

As a further scheme of the utility model: the butt joint portion comprises a butt joint bottom plate, butt joint sliding ways are symmetrically arranged on two sides of the butt joint bottom plate, a butt joint shaft is arranged on the outer side of one end of each butt joint sliding way, and the seat base support is in sliding fit with each butt joint sliding way.

As a further scheme of the utility model: the top symmetry of wheelchair frame is provided with the spout, and spout and seat base support sliding fit, the one end outside of spout is provided with the buckle, buckle and butt joint axle cooperation.

As a further scheme of the utility model: the seat base support comprises two sliding frames which are symmetrically arranged, a rotating shaft is rotatably arranged between the two sliding frames, the top of each sliding frame is provided with the same seat, the outer sides of the sliding frames are rotatably connected with a plurality of pulleys, and the pulleys are matched with the sliding grooves.

As a further scheme of the utility model: the auxiliary wheel support is connected in all rotations at the both ends of carriage, and the one end that the carriage was kept away from to the auxiliary wheel support rotates and is provided with the auxiliary wheel, and the one end of first extension spring is all installed at the both ends of carriage, and the other end setting of first extension spring is kept away from the one end of auxiliary wheel support and auxiliary wheel near it, auxiliary wheel and spout cooperation.

As a further scheme of the utility model: the limiting mechanism comprises a forward moving handle, the forward moving handle is fixedly arranged on the rotating shaft, an installation shaft is arranged at one end, close to the rotating shaft, of the forward moving handle, a spring limiting pin is arranged on the sliding frame, a second limiting hole is formed in the sliding groove, a first limiting hole is formed in the butting sliding way, the spring limiting pin penetrates through the sliding frame to be matched with the second limiting hole or the first limiting hole, and the spring limiting pin is connected with the installation shaft through a second tension spring.

As a further scheme of the utility model: the brake mechanism comprises an L-shaped hand brake rod, the L-shaped hand brake rod is rotationally connected to one side of the sliding frame, an eccentric wheel is fixedly installed at the horizontal position of the L-shaped hand brake rod, the eccentric position of the eccentric wheel is hinged to one end of a first connecting rod, the other end of the first connecting rod is hinged to the middle of a second connecting rod, the top end of the second connecting rod is rotationally connected to the wheelchair frame through a connecting shaft penetrating through the wheelchair frame, one end of the connecting shaft, far away from the second connecting rod, is fixedly connected with a third connecting rod, and braking accessories are arranged at the ends, far away from the connecting shaft, of the third connecting rod and the second connecting rod and are matched with a rear roller.

As a further scheme of the utility model: one side of the wheelchair frame, which is close to the buckle, is provided with a plurality of L-shaped rods in a rotating way, one end of the L-shaped rods, which is far away from the wheelchair frame, is provided with a rear-turning-preventing small wheel in a rotating way, the L-shaped rods are connected with a knob in a threaded way, the wheelchair frame is provided with a plurality of fixing holes, and the knob penetrates through the L-shaped rods to be matched with the fixing holes.

As a further scheme of the utility model: and a folding pedal and universal front rollers are symmetrically arranged at one end of the wheelchair frame, which is far away from the L-shaped rod.

Compared with the prior art, the utility model has the beneficial effects that: when the disabled or the elderly with inconvenient actions need to use the vehicle, the driver or the nursing staff pushes the wheelchair frame to butt joint the buckle on the butt joint shaft, the L-shaped hand brake rod is pushed downwards to enable the brake accessory to resist on the rear roller, the nursing staff pushes the forward moving handle downwards under the state that the butt joint wheelchair is kept static, the spring limiting pin is unlocked, the seat is successfully butt-jointed on the butt joint part or the wheelchair part through the horizontal movement of the seat base support, and a stable seat is provided for the disabled or the elderly with inconvenient actions to get on or get off the vehicle to get on the wheelchair, so that the disabled can get on or off the vehicle conveniently.

Drawings

FIG. 1 is a schematic view of a wheelchair docking mechanism;

FIG. 2 is a schematic view of the wheelchair portion of the present utility model;

FIG. 3 is a schematic view of the seat base support structure of the present utility model;

FIG. 4 is a schematic view of the structure of the butt joint part of the present utility model;

fig. 5 is a partial enlarged view of I of fig. 1.

In the figure: 1. a butt joint part; 11. a butt joint bottom plate; 12. docking slide ways; 13. a butt joint shaft; 14. a first limiting hole; 2. a wheelchair section; 21. a wheelchair frame; 22. a rear roller; 23. a chute; 24. a buckle; 25. a second limiting hole; 3. a seat base support; 31. a carriage; 32. a rotating shaft; 33. a pulley; 34. an auxiliary wheel support; 35. an auxiliary wheel; 36. a first tension spring; 4. a limiting mechanism; 41. advancing the handle; 42. a mounting shaft; 43. a spring limit pin; 5. a brake mechanism; 51. an L-shaped hand brake rod; 52. an eccentric wheel; 53. a first link; 54. a second link; 55. a connecting shaft; 56. a third link; 57. a brake accessory; 6. an L-shaped rod; 61. a rear-turning prevention small wheel; 62. a knob; 63. a fixing hole; 7. folding the foot pedal; 8. universal front roller.

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.

Examples

Referring to fig. 1-5, a wheelchair docking device comprises a docking portion 1 and a wheelchair portion 2 which are matched with each other, wherein the wheelchair portion 2 comprises a wheelchair frame 21, two rear rollers 22 are rotatably arranged on the wheelchair frame 21, a seat base support 3 is slidably arranged on the top of the wheelchair frame 21, the seat base support 3 is slidably matched with the docking portion 1, a limiting mechanism 4 for limiting movement of the seat base support 3 is arranged on the seat base support 3, a brake mechanism 5 is arranged on the wheelchair frame 21, and the brake mechanism 5 is matched with the rear rollers 22. The docking portion 1 is provided on a mount of a rotary lift seat for a vehicle of chinese patent No. CN202121915244.4, and the rotary lift seat for a vehicle of chinese patent No. CN202121915244.4 is provided on a vehicle, and when in use, the wheelchair portion 2 is moved to the docking portion 1, the wheelchair portion 2 is docked with the docking portion 1, the rear rollers 22 on the wheelchair portion 2 are stopped rotating by the brake mechanism 5, the wheelchair frame 21 is made difficult to move, then the slide seat base bracket 3 is slid from the docking portion 1 to the wheelchair portion 2 or from the wheelchair portion 2 to the docking portion 1, then the slide seat base bracket 3 is fixed to the wheelchair portion 2 or the docking portion 1 by the limit mechanism 4, the docking of the docking portion 1 and the wheelchair portion 2 is completed, and finally the brake mechanism 5 is released, so that the wheelchair frame 21 can move, and the wheelchair frame 21 is separated from the docking portion 1.

Further, the docking portion 1 includes a docking base plate 11, docking slide ways 12 are symmetrically arranged on two sides of the docking base plate 11, a docking shaft 13 is arranged on the outer side of one end of the docking slide way 12, and the seat base bracket 3 is in sliding fit with the docking slide way 12. The top of the wheelchair frame 21 is symmetrically provided with a sliding groove 23, the sliding groove 23 is in sliding fit with the seat base bracket 3, the outer side of one end of the sliding groove 23 is provided with a buckle 24, and the buckle 24 is matched with the butt joint shaft 13. When the wheelchair portion 2 is docked with the docking portion 1, the docking shaft 13 is aligned with the buckle 24 to determine the relative position of the docking portion 1 and the wheelchair portion 2, the docking slide 12 is docked with the slide groove 23, and then the seat base support 3 is slid from the docking slide 12 to the slide groove 23 or from the slide groove 23 to the docking slide 12.

Still further, the seat base support 3 includes two carriages 31 that the symmetry set up, rotates between two carriages 31 to be provided with pivot 32, and same seat is installed at the top of two carriages 31, and the outside of carriage 31 all rotates and is connected with a plurality of pulleys 33, and pulley 33 cooperates with spout 23 or butt joint slide 12. The pulley 33 reduces the friction between the carriage 31 and the chute 23 or the docking slide 12, facilitating the user to push the wheelchair to slide on the chute 23 or the docking slide 12.

Still further, both ends of the carriage 31 are all rotatably connected with the auxiliary wheel support 34, one end of the auxiliary wheel support 34 far away from the carriage 31 is rotatably provided with the auxiliary wheel 35, one end of the first tension spring 36 is all installed at both ends of the carriage 31, the other end of the first tension spring 36 is arranged at one end of the auxiliary wheel support 34 close to the first tension spring, far away from the auxiliary wheel 35, and the auxiliary wheel 35 is matched with the chute 23. When the carriage 31 moves toward the chute 23 or the docking slide 12, the auxiliary wheel 35 contacts the chute 23 or the docking slide 12 first, and the first tension spring 36 pulls the auxiliary wheel bracket 34 to make the auxiliary wheel 35 always contact the chute 23 or the docking slide 12.

Still further, the stop gear 4 includes the forward handle 41, and forward handle 41 fixed mounting is on pivot 32, and the one end that forward handle 41 is close to pivot 32 is provided with installation axle 42, installs spring spacer 43 on the carriage 31, has seted up second spacing hole 25 on the spout 23, is provided with first spacing hole 14 on the butt joint slide 12, and spring spacer 43 runs through carriage 31 and cooperates with second spacing hole 25 or first spacing hole 14, and spring spacer 43 passes through second extension spring connection installation axle 42. The user rotates forward handle 41 downwards, forward handle 41 drives pivot 32 to rotate downwards, forward handle 41 drives installation axle 42 upward movement, installation axle 42 pulling second extension spring, the second extension spring drives spring spacer 43, spring spacer 43 is prior art, including fixed part and movable part, be provided with the spring between movable part and the fixed part, the movable part of spring spacer 43 is connected to the one end of second extension spring, the movable part of second extension spring pulling spring spacer 43 makes the movable part of spring spacer 43 break away from second spacing hole 25 or first spacing hole 14, make carriage 31 can remove.

Still further, the brake mechanism 5 includes an L-shaped hand brake rod 51, the L-shaped hand brake rod 51 is rotatably connected to one side of the carriage 31, an eccentric wheel 52 is fixedly mounted at a horizontal position of the L-shaped hand brake rod 51, an eccentric position of the eccentric wheel 52 is hinged to one end of a first connecting rod 53, the other end of the first connecting rod 53 is hinged to a middle part of a second connecting rod 54, a top end of the second connecting rod 54 is rotatably connected to the wheelchair frame 21 through a connecting shaft 55 penetrating through the wheelchair frame 21, one end of the connecting shaft 55 far away from the second connecting rod 54 is fixedly connected with a third connecting rod 56, one ends of the third connecting rod 56 and the second connecting rod 54 far away from the connecting shaft 55 are respectively provided with a brake accessory 57, and the brake accessory 57 is matched with the rear roller 22. The L-shaped hand brake rod 51 is pulled, the eccentric wheel 52 is driven to rotate by the rotation of the L-shaped hand brake rod 51, the first connecting rod 53 is driven to move by the eccentric wheel 52, the second connecting rod 54 is driven to move by the first connecting rod 53, the connecting shaft 55 is driven to rotate by the second connecting rod 54, the third connecting rod 56 is driven to rotate by the connecting shaft 55, the second connecting rod 54 and the third connecting rod 56 respectively drive the brake accessory 57 on the second connecting rod 54 and the third connecting rod 56 to move, and the brake accessory 57 presses the rear roller 22 closest to the brake accessory, so that the rear roller 22 cannot rotate, and the wheelchair part 2 is difficult to move.

Still further, the wheelchair frame 21 is close to one side rotation of buckle 24 and is provided with a plurality of L type poles 6, and the one end that L type pole 6 kept away from wheelchair frame 21 rotates and is provided with anti-back-turning steamers 61, is provided with knob 62 on the L type pole 6 threaded connection, is provided with a plurality of fixed orificess 63 on the wheelchair frame 21, and knob 62 runs through L type pole 6 and cooperates with fixed orificess 63. The knob 62 is turned to disengage the knob 62 from the fixing hole 63, so that the L-shaped rod 6 can be turned, and when the L-shaped rod 6 is turned to a position parallel to the rear roller 22, the knob 62 is turned to insert the knob 62 into the fixing hole 63, so that the L-shaped rod 6 cannot be turned, and the L-shaped rod 6 is engaged with the rear-turning prevention small wheel 61 to support the wheelchair frame 21 when rear-turning occurs.

In addition, the wheelchair frame 21 is symmetrically provided with a folding pedal 7 and a universal front roller 8 at one end far away from the L-shaped rod 6. The folding pedal 7 is convenient for a user to pedal when in use, can be folded and stored, and the universal front roller 8 is convenient for the wheelchair part 2 to bend and move.

It should be noted that, the foregoing embodiments only specifically and clearly describe the technical solutions and technical features of the present utility model. And those skilled in the art will not be able to describe in detail the above embodiments regarding the schemes or features belonging to the prior art or common general knowledge.

In addition, the technical solutions of the present utility model are not limited to the above-mentioned embodiments, and those skilled in the art should consider the description as a whole, and the technical solutions in the embodiments may be appropriately combined, so as to form other embodiments that can be understood by those skilled in the art.

Claims

1. A wheelchair interfacing apparatus, characterized in that: including butt joint portion (1) and wheelchair portion (2) of mutually supporting, wheelchair portion (2) are provided with two back gyro wheels (22) including wheelchair frame (21) rotation on wheelchair frame (21), the top slip of wheelchair frame (21) is provided with seat base support (3), seat base support (3) and butt joint portion (1) sliding fit are provided with stop gear (4) that restrict seat base support (3) removal on seat base support (3), are provided with brake mechanism (5) on wheelchair frame (21), brake mechanism (5) and back gyro wheel (22) cooperation.

2. The wheelchair docking apparatus of claim 1 wherein: the butt joint part (1) comprises a butt joint bottom plate (11), butt joint slide ways (12) are symmetrically arranged on two sides of the butt joint bottom plate (11), a butt joint shaft (13) is arranged on the outer side of one end of each butt joint slide way (12), and the seat base support (3) is in sliding fit with each butt joint slide way (12).

3. A wheelchair docking apparatus in accordance with claim 2 wherein: the top of wheelchair frame (21) symmetry is provided with spout (23), and spout (23) and seat base support (3) sliding fit, and the one end outside of spout (23) is provided with buckle (24), and buckle (24) and butt joint axle (13) cooperate.

4. A wheelchair docking apparatus in accordance with claim 3 wherein: the seat base support (3) comprises two symmetrically arranged sliding frames (31), a rotating shaft (32) is rotatably arranged between the two sliding frames (31), the same seat is mounted at the top of each sliding frame (31), a plurality of pulleys (33) are rotatably connected to the outer sides of the sliding frames (31), and the pulleys (33) are matched with the sliding grooves (23).

5. The wheelchair docking apparatus of claim 4 wherein: the both ends of carriage (31) all rotate and connect auxiliary wheel support (34), and the one end that auxiliary wheel support (34) kept away from carriage (31) rotates and is provided with auxiliary wheel (35), and the one end of first extension spring (36) is all installed at the both ends of carriage (31), and the other end setting of first extension spring (36) is kept away from the one end of auxiliary wheel (35) at auxiliary wheel support (34) that is close with it, auxiliary wheel (35) and spout (23) cooperation.

6. The wheelchair docking apparatus of claim 5 wherein: the limiting mechanism (4) comprises an advancing handle (41), the advancing handle (41) is fixedly arranged on the rotating shaft (32), an installation shaft (42) is arranged at one end, close to the rotating shaft (32), of the advancing handle (41), a spring limiting pin (43) is arranged on the sliding frame (31), a second limiting hole (25) is formed in the sliding groove (23), a first limiting hole (14) is formed in the butt joint sliding rail (12), the spring limiting pin (43) penetrates through the sliding frame (31) to be matched with the second limiting hole (25) or the first limiting hole (14), and the spring limiting pin (43) is connected with the installation shaft (42) through a second tension spring.

7. The wheelchair docking apparatus of claim 6 wherein: the utility model provides a brake mechanism (5) is including L type manual brake pole (51), one side at carriage (31) is rotationally connected to L type manual brake pole (51), the level department fixed mounting of L type manual brake pole (51) has eccentric wheel (52), the one end of first connecting rod (53) is articulated to eccentric department of eccentric wheel (52), the middle part of second connecting rod (54) is articulated to the other end of first connecting rod (53), the top of second connecting rod (54) is rotationally connected on wheelchair frame (21) through connecting axle (55) that run through wheelchair frame (21), one end fixed connection third connecting rod (56) of second connecting rod (54) are kept away from to connecting axle (55), one end that third connecting rod (56) and second connecting rod (54) kept away from connecting axle (55) all is provided with brake annex (57), brake annex (57) and back gyro wheel (22) cooperation.

8. The wheelchair docking apparatus of claim 7 wherein: one side of wheelchair frame (21) is close to buckle (24) rotates and is provided with a plurality of L type poles (6), and one end that L type pole (6) kept away from wheelchair frame (21) rotates and is provided with anti-back-turning steamboat (61), and threaded connection has knob (62) on L type pole (6), is provided with a plurality of fixed orificess (63) on wheelchair frame (21), and knob (62) run through L type pole (6) and fixed orificess (63) cooperation.

9. The wheelchair docking apparatus of claim 8 wherein: one end of the wheelchair frame (21) far away from the L-shaped rod (6) is symmetrically provided with a folding pedal plate (7) and a universal front roller wheel (8).