CN213788284U

CN213788284U - Wheelchair with quick adjustment structure

Info

Publication number: CN213788284U
Application number: CN202021714148.9U
Authority: CN
Inventors: 李凤; 杨婷; 黄慧灵; 黄亦莲; 王瑞
Original assignee: Guangdong Pharmaceutical University
Current assignee: Guangdong Pharmaceutical University
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-07-27
Anticipated expiration: 2030-08-17

Abstract

The utility model discloses a wheelchair with quick adjustment structure, which comprises a vehicle rack, the one end of frame is connected with through the hub and is rotated the worm, and rotates the outer wall fixedly connected with back frame of worm, the back lining has been cup jointed between the back frame, the top inner wall of frame is equipped with the seat lining, fixedly connected with centrally positioned board between the top bottom both sides of frame, and centrally positioned board's bottom outer wall fixedly connected with jacking subassembly, the bottom outer wall of jacking subassembly passes through bearing fixedly connected with wheel. The utility model discloses have the jacking subassembly, adjustable high back is with the handrail upset of both sides and the integrative plane of bed surface formation, by patient oneself from the bed slide to the wheelchair on, need not artifical supplementary, put the board in and be equipped with the cushion and promote and take the comfort level, put to be equipped with pressure sensor and horizontal sensor on the board in, can automatic alarm when patient's slippage or wheelchair turn on one's side, back part accessible is adjusted from taking the capstan winch, and is more convenient.

Description

Wheelchair with quick adjustment structure

Technical Field

The utility model relates to a wheelchair technical field especially relates to a wheelchair with quick adjustment structure.

Background

The wheelchair is an important tool for rehabilitation, not only is the walking tool for the disabled with limbs injured, but also is more important for the disabled to do physical exercise and participate in social activities by means of the wheelchair. The common wheelchair generally comprises a wheelchair frame, wheels, a brake device and a seat back.

The wheelchair which is commonly used in the market is manual or electric, people still need to assist in the actual use process, and for a patient, the wheelchair which is convenient to use, can finish getting on and off the wheelchair by the patient and ensures the use safety is very important. Therefore, the wheelchair which can be independently used by the patient and can protect the safety of the patient to a certain extent is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a wheelchair with a quick adjusting structure.

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

a wheelchair with a quick adjusting structure comprises a frame, wherein one end of the frame is connected with a rotating worm through a shaft, the outer wall of the rotating worm is fixedly connected with a backrest frame, a backrest lining cloth is sleeved between the backrest frames, a seat lining cloth is arranged on the inner wall of the top end of the frame, a middle-placed plate is fixedly connected between two sides of the bottom end of the top of the frame, a jacking assembly is fixedly connected with the outer wall of the bottom end of the middle-placed plate, the outer wall of the bottom end of the jacking assembly is fixedly connected with wheels through bearings, a foot support frame is connected with one side, away from the backrest frame, of the end portion of the frame through a shaft, a leg support is sleeved on the inner wall of the foot support frame, a pedal plate is connected with the outer wall of the bottom end of the foot support frame through a shaft, auxiliary steering wheels are arranged on one side, close to the foot support frame, handrails are fixedly connected with two sides of the outer wall of the top of the frame through hinges, and a rotating table plate is rotatably connected with one side of the frame, the bottom outer wall of rotatory table is equipped with solar cell panel, and the side of rotatory table is equipped with the USB interface, the outer wall both sides of frame all are equipped with the capstan winch, and are connected with the capstan winch axle through the bearing between the capstan winch, mesh mutually between the outer wall of capstan winch and the outer wall of rotating the worm, the tip fixedly connected with capstan winch crank of capstan winch axle.

As a further proposal of the utility model, the top outer wall of the centrally installed plate is a matrix distribution with shock-absorbing seats, and the bottom outer wall of the shock-absorbing seats is equipped with a thin-sheet pressure sensor.

As a further scheme of the utility model, four side outer wall middle parts of well-positioned board all are equipped with tilt sensor and siren, and tilt sensor and thin slice pressure sensor all pass through electric connection between signal line and the siren.

As a further proposal of the utility model, the outer wall of the top end of the backrest frame is provided with a pull handle, and the outer wall of the pull handle is provided with a brake component.

As a further aspect of the utility model, the brake subassembly includes brake handle, brake cable and brake ware, and the brake handle is connected through brake cable and brake ware, the outer wall of brake ware cup joints on the outer wall of the connecting axle of wheel.

As a further scheme of the utility model, the jacking subassembly includes the jacking hydraulic stem and stabilizes the connecting rod, and stabilizes the both ends of connecting rod and pass through hinge fixed connection between frame and central board, form the triangle-shaped structure between jacking hydraulic stem and the stable connecting rod, and the jacking hydraulic stem is established between the outer wall of central board and wheel connecting axle.

As a further aspect of the utility model, the jacking hydraulic stem is connected with the switch, and the switch is connected through wire and microprocessor.

The utility model has the advantages that:

1. the wheelchair is provided with a jacking assembly, the height of the jacking assembly can be adjusted, the armrests on the two sides are turned over to form an integrated plane with a bed surface, a patient slides onto the wheelchair from the bed, and then the wheelchair is controlled to restore the shape of the seat, and the wheelchair does not need to be manually supported;

2. the middle part of the wheelchair is provided with a middle-placed plate, the middle-placed plate is provided with a shock absorption seat, the seat and the backrest are both of lining cloth structures, so that the wheelchair is better in ventilation, and meanwhile, the middle-placed plate is provided with a pressure sensor and a horizontal sensor, so that when a patient slips from the wheelchair or the wheelchair turns over, an automatic alarm can be given out to remind a caregiver to help and hold up in time for checking when the patient uses the wheelchair;

3. the backrest part of the wheelchair is provided with the winch, the back is laid down through the rotation of the crank and is positioned at the rear end position of the wheel, so that the wheelchair is convenient for a person to rotate and operate by himself, and the rotation angle and the position can be adjusted by himself;

4. this wheelchair still is equipped with the table, and the table can be used to the feed and place article and use, is equipped with solar cell panel and USB interface simultaneously, can be used to charge equipment, and the functionality is wider, and the suitability is better.

Drawings

Fig. 1 is a schematic perspective view of a wheelchair with a quick adjustment structure according to the present invention;

FIG. 2 is a schematic view of a mid-deck structure of a wheelchair with a quick adjustment structure according to the present invention;

fig. 3 is a schematic view of a backrest adjusting structure of a wheelchair with a quick adjusting structure according to the present invention.

In the figure: the device comprises a frame 1, a solar cell panel 2, a rotary table plate 3, a seat lining cloth 4, a handrail 5, a backrest lining cloth 6, a drawing handle 7, a brake assembly 8, a backrest frame 9, wheels 10, a built-in plate 11, a jacking assembly 12, an auxiliary steering wheel 13, a leg support 14, a foot pedal 15, a tilt sensor 16, a sheet type pressure sensor 17, a shock absorption seat 18, a rotating worm 19, a winch 20 and a winch 21.

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.

Referring to fig. 1-3, a wheelchair with a quick adjustment structure comprises a frame 1, one end of the frame 1 is connected with a rotating worm 19 through a shaft, the outer wall of the rotating worm 19 is fixedly connected with a backrest frame 9, a backrest lining 6 is sleeved between the backrest frames 9, the top inner wall of the frame 1 is provided with a seat lining 4, a middle-positioned plate 11 is fixedly connected between the two sides of the top and the bottom of the frame 1, the outer wall of the bottom end of the middle-positioned plate 11 is fixedly connected with a jacking assembly 12, the outer wall of the bottom end of the jacking assembly 12 is fixedly connected with a wheel 10 through a bearing, one side of the end part of the frame 1 far away from the backrest frame 9 is connected with a foot support through a shaft, the inner wall of the foot support is sleeved with a leg support 14, the outer wall of the bottom end of the foot support is connected with a pedal 15 through a shaft, one side of the outer wall of the bottom end of the frame 1 near the foot support is provided with an auxiliary steering wheel 13, the two sides of the outer wall of the top of the frame 1 are fixedly connected with handrails 5 through hinges, the outer wall of one side of the frame 1 is rotatably connected with a rotating table plate 3, the outer wall of the bottom end of the rotating table plate 3 is provided with a solar cell panel 2, the side edge of the rotating table plate 3 is provided with a USB interface, two sides of the outer wall of the frame 1 are both provided with winches 20, a winch shaft is connected between the winches 20 through bearings, the outer wall of the winch 20 is meshed with the outer wall of a rotating worm 19, the end part of the winch shaft is fixedly connected with a winch crank 21, the outer wall of the top part of the middle plate 11 is distributed with shock absorption seats 18 in a matrix manner, the outer wall of the bottom end of each shock absorption seat 18 is provided with a sheet type pressure sensor 17, the middle parts of the outer walls of four sides of the middle plate 11 are respectively provided with an inclination sensor 16 and an alarm, the inclination sensor 16 and the sheet type pressure sensor 17 are electrically connected with the alarm through signal lines, the outer wall of the top end of the backrest frame 9 is provided with a drawing handle 7, and the outer wall of the drawing handle 7 is provided with a brake component 8, brake subassembly 8 includes the brake handle, brake cable and brake ware, and the brake handle is connected through brake cable and brake ware, the outer wall of brake ware cup joints on the outer wall of the connecting axle of wheel 10, jacking subassembly 12 includes jacking hydraulic stem and stabilizing the connecting rod, and the both ends of stabilizing the connecting rod pass through hinge fixed connection between frame 1 and central slab 11, form the triangle-shaped structure between jacking hydraulic stem and the stabilizing the connecting rod, and the jacking hydraulic stem establishes between the outer wall of central slab 11 and wheel 10 connecting axle, the jacking hydraulic stem is connected with the switch, and the switch is connected through wire and microprocessor.

The working principle is as follows: when the wheelchair is used, the height is adjusted to the height of the bed surface by controlling the jacking component 12, meanwhile, the armrests 5 on the two sides are turned over and form an integrated plane with the bed surface, a patient slides to the wheelchair from the bed, then the wheelchair is controlled to recover the shape of the seat, the patient does not need to manually support the sitting wheelchair, after sitting on the seat lining cloth 4, higher shock absorption and riding comfort are provided through the shock absorption seat 18, meanwhile, the middle-placed plate 11 is provided with the sheet-type pressure sensor 17 and the inclination sensor 16, when the patient slips from the wheelchair or the wheelchair turns over, an automatic alarm can be given out when the wheelchair is in use, a nursing person is reminded to help and hold up and check the backrest, the backrest is adjustable through the winch 20 with the function, the backrest is placed through the rotation of the crank, the backrest is positioned at the rear end position of the wheel 10, the self-rotation operation of the person on the wheelchair is facilitated, the rotation angle and the position can be automatically adjusted, the rotating table plate 3 on the frame 1 can be used for feeding and placing articles, be equipped with solar cell panel 2 and USB interface simultaneously, can be used to charge equipment, the functional is wider, and the suitability is better.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A wheelchair with a quick adjusting structure comprises a frame (1) and is characterized in that one end of the frame (1) is connected with a rotating worm (19) through a shaft, the outer wall of the rotating worm (19) is fixedly connected with a backrest frame (9), backrest lining cloth (6) is sleeved between the backrest frames (9), seat lining cloth (4) is arranged on the inner wall of the top end of the frame (1), a middle-placed plate (11) is fixedly connected between two sides of the bottom end of the top of the frame (1), a jacking assembly (12) is fixedly connected with the outer wall of the bottom end of the middle-placed plate (11), wheels (10) are fixedly connected with the outer wall of the bottom end of the jacking assembly (12) through bearings, a foot support frame is connected to one side, far away from the backrest frame (9), of the end of the frame (1) through a shaft, a leg support (14) is sleeved on the inner wall of the foot support frame, and a pedal (15) is connected to the outer wall of the bottom end of the foot support frame through a shaft, one side that the bottom outer wall of frame (1) is close to foot strut is equipped with auxiliary steering wheel (13), the top outer wall both sides of frame (1) all are through hinge fixedly connected with handrail (5), and one side outer wall of frame (1) rotates and is connected with swivel table board (3), the bottom outer wall of swivel table board (3) is equipped with solar cell panel (2), and the side of swivel table board (3) is equipped with the USB interface, the outer wall both sides of frame (1) all are equipped with capstan winch (20), and are connected with the capstan winch axle through the bearing between capstan winch (20), mesh mutually between the outer wall of capstan winch (20) and the outer wall of rotating worm (19), the tip fixedly connected with capstan winch crank (21) of capstan winch axle.

2. The wheelchair with the rapid adjusting structure as claimed in claim 1, wherein the outer wall of the top of the central plate (11) is distributed with shock absorbing seats (18) in a matrix form, and the outer wall of the bottom end of the shock absorbing seat (18) is provided with a thin sheet type pressure sensor (17).

3. The wheelchair with the rapid adjusting structure as claimed in claim 2, wherein the central portion of the outer walls of the four sides of the central plate (11) is provided with an inclination sensor (16) and an alarm, and the inclination sensor (16) and the thin sheet type pressure sensor (17) are electrically connected with the alarm through signal wires.

4. The wheelchair with the rapid adjusting structure as claimed in claim 1, wherein the outer wall of the top end of the backrest frame (9) is provided with a drawing handle (7), and the outer wall of the drawing handle (7) is provided with a brake assembly (8).

5. The wheelchair with the rapid adjusting structure as claimed in claim 4, wherein the brake assembly (8) comprises a brake handle, a brake cable and a brake, the brake handle is connected with the brake through the brake cable, and the outer wall of the brake is sleeved on the outer wall of the connecting shaft of the wheel (10).

6. The wheelchair with the rapid adjusting structure as claimed in claim 1, wherein the jacking assembly (12) comprises a jacking hydraulic rod and a stabilizing connecting rod, two ends of the stabilizing connecting rod are fixedly connected between the frame (1) and the central plate (11) through hinges, a triangular structure is formed between the jacking hydraulic rod and the stabilizing connecting rod, and the jacking hydraulic rod is arranged between the central plate (11) and the outer wall of the connecting shaft of the wheel (10).

7. The wheelchair with the rapid adjusting structure as claimed in claim 6, wherein the jacking hydraulic rod is connected with a switch, and the switch is connected with the microprocessor through a wire.