CN219878479U

CN219878479U - Adjustable wheelchair

Info

Publication number: CN219878479U
Application number: CN202321102092.5U
Authority: CN
Inventors: 杨小燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-06
Filing date: 2023-05-06
Publication date: 2023-10-24
Anticipated expiration: 2033-05-06

Abstract

The utility model relates to the technical field of mobile wheelchairs, and discloses an adjusting wheelchair. The utility model comprises a seat, wherein two sides of the seat are provided with side plates; the adjusting mechanism is erected at the lower end of the seat, and the front and rear positions of the seat are adjusted through rotation to adapt to people with different leg lengths and heights; the elastic mechanism is erected on the inner side of the side plate, people can not be blocked when the elastic mechanism is used for automatically rebounding after loosening feet, the elastic mechanism is more convenient, the boosting frame is rotated, the roller can be rotated to prevent muddy water from being full of hands when the user passes through the water surface through rotating the boosting frame, the elastic mechanism is connected with the base, the first belt shaft on the first rotating shaft on the base is connected with the second belt shaft through a belt, the second belt shaft is rotated when the first rotating shaft is rotated to enable the rotating gear to move on the rack to adjust the positions of the seat and the roller, and the user with long feet can have a proper sitting posture through adjustment.

Description

Adjustable wheelchair

Technical Field

The utility model relates to the technical field of mobile wheelchairs, in particular to an adjustable wheelchair.

Background

The wheelchair is provided with wheels and can help to replace a walking chair, is an important moving tool for the home rehabilitation, turnover transportation, treatment and outgoing activities of wounded persons, patients and disabled persons, is usually used for going out when the body is inconvenient to move, achieves the moving effect by pushing by other persons or rotating the wheels on two sides by using both hands, has limited adjusting function, can not automatically retract a pedal, is easy to block the action when the wheelchair is up and down, and can push the wheels to easily get muddy water on the hands when the road surface is wet and water exists, so that the wheelchair is adjusted.

Disclosure of Invention

The present utility model is directed to an adjustable wheelchair for solving the above-mentioned problems.

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

the seat is provided with side plates on two sides;

the adjusting mechanism is erected at the lower end of the seat, and the front and rear positions of the seat are adjusted through rotation to adapt to people with different leg lengths and heights;

the rebound mechanism is erected on the inner side of the side plate, and people can not be blocked when getting on or off the wheelchair by automatically rebounding after loosening feet, so that the wheelchair is more convenient.

Preferably, the upper part of the seat is fixedly provided with handrails, the upper end of the seat, which is close to the seat, is fixedly provided with push rods, the lower ends of the side plates are hinged with rotating wheels, and the number of the rotating wheels is two.

Preferably, the adjusting mechanism comprises a roller, a boosting frame and a first rotating shaft, the first sliding groove penetrates through and is arranged on the side plate, the first rotating shaft is rotatably arranged in the first sliding groove, the roller is arranged at one end of the side plate, the roller is sleeved on the first rotating shaft, and the boosting frame is fixedly arranged on the roller.

Preferably, the adjusting mechanism further comprises an adjusting knob, a first belt shaft, a belt, a connecting base and a second belt shaft, wherein the adjusting knob is fixedly arranged at two ends of the first rotating shaft, the first belt shaft is erected on the inner side of the side plate, the first belt shaft is fixedly arranged on the first rotating shaft, the connecting base is sleeved on the first rotating shaft, the second belt shaft is erected at the upper end of the first belt shaft, the second belt shaft is rotatably connected with the connecting base, and the belt is erected on the first belt shaft and the second belt shaft.

Preferably, the adjusting mechanism further comprises a second sliding groove, a rack and a rotary gear, the second sliding groove is formed in the side plate in a penetrating mode, the rack is fixedly mounted on the inner wall of the side plate, the rack is arranged at the lower end of the second sliding groove, the rotary gear is fixedly mounted on the second belt shaft, and the rotary gear is meshed with the rack.

Preferably, the rebound mechanism comprises a pedal and an elastic spring, the pedal is rotatably arranged on the inner side of the side plate, the elastic spring is sleeved on the pedal and fixedly connected with the side plate, the other end of the elastic spring is fixedly connected with the pedal, and the number of the elastic springs is two.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The utility model is provided with the boosting frame, and the rotating roller wheel can not be stained with muddy water on the hand when the roller wheel passes through the water surface by rotating the boosting frame.

(2) The utility model is provided with the connecting base, the first belt shaft on the first rotating shaft on the connecting base is connected with the second belt shaft through the belt, when the first rotating shaft rotates, the second belt shaft rotates to enable the rotating gear to move on the rack to adjust the positions of the seat and the roller, and a person with long feet can have a proper sitting posture through adjustment.

(3) The utility model is provided with the rebound mechanism, and the elastic spring on the pedal automatically rebounds when the foot is loosened, so that the action of a patient is prevented when the wheelchair is lifted and lowered.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a part of the structure of the present utility model;

fig. 3 is a schematic diagram of the structure a of the present utility model.

In the figure: 1. a seat; 2. an adjusting mechanism; 21. a roller; 22. a boosting frame; 23. a first rotating shaft; 24. an adjustment knob; 25. a first chute; 26. a second chute; 27. a rack; 28. a belt shaft I; 29. a belt; 210. the base is connected; 211. a belt shaft II; 212. a rotary gear; 3. a rebound mechanism; 31. a pedal; 32. an elastic spring; 4. an armrest; 5. a push rod; 6. a side plate; 7. a rotating wheel.

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.

Referring to fig. 1-3, the present utility model provides a technical solution: an adjustable wheelchair comprising:

the seat 1, the both sides of seat 1 erect the curb plate 6, the upper fixed mounting of seat 1 has handrail 4, the seat 1 is close to the upper end fixed mounting has push rod 5, the lower extreme of curb plate 6 articulates and installs runner 7, the quantity of runner 7 is two;

the adjusting mechanism 2 is erected at the lower end of the seat 1, the adjusting mechanism 2 adjusts the front and back positions of the seat 1 to adapt to people with different leg lengths and heights by rotating, the adjusting mechanism 2 comprises a roller 21, a boosting frame 22, a first rotating shaft 23, a first sliding groove 25, the first sliding groove 25 is penetratingly arranged on a side plate 6, the first rotating shaft 23 is rotatably arranged in the first sliding groove 25, the roller 21 is erected at one end of the side plate 6, the roller 21 is sleeved on the first rotating shaft 23, the boosting frame 22 is fixedly arranged on the roller 21, the adjusting mechanism 2 further comprises an adjusting knob 24, a first belt shaft 28, a belt 29, a connecting base 210 and a second belt shaft 211, the adjusting knob 24 is fixedly arranged at two ends of the first rotating shaft 23, the first belt shaft 28 is erected at the inner side of the side plate 6, the first belt shaft 28 is fixedly arranged on the first rotating shaft 23, the connecting base 210 is sleeved on the first rotating shaft 23, the second belt shaft 211 is erected at the upper end of the first belt shaft 28, the second belt shaft 211 is rotatably connected with the connecting base 210, the first belt 29 is rotatably arranged on the second belt shaft 28 and the second belt shaft 211 is rotatably connected with the second side plate 21, the second belt shaft 212 is rotatably arranged on the side plate 27 and is rotatably connected with the first side plate 22 through the rack 27, the first belt shaft 2 is rotatably arranged on the second side plate 27 and the second side plate 22 is rotatably connected with the first belt shaft 2, the second side plate 2 is rotatably arranged on the side plate 2 through the rack 21, and the first belt shaft 2 is rotatably connected with the second side plate 2 is fixedly arranged on the side plate 2, and the side plate 2 is rotatably, and is rotatably connected with the side base 2 is rotatably, and is meshed with the side plate 2, when the first rotating shaft 23 rotates, the second belt shaft rotates to enable the rotating gear 212 to move on the rack 27 to adjust the positions of the seat 1 and the roller 21, and a person with long feet can have a proper sitting position through adjustment;

the utility model provides a rebound mechanism 3, which is characterized in that the rebound mechanism 3 is arranged on the inner side of a side plate 6, people can not be blocked when the people go up and down a wheelchair through automatic rebound after the feet are loosened, the rebound mechanism 3 is more convenient, the rebound mechanism 3 comprises a pedal 31 and elastic springs 32, the pedal 31 is rotatably arranged on the inner side of the side plate 6, the elastic springs 32 are sleeved on the pedal 31, the elastic springs 32 are fixedly connected with the side plate 6, the other ends of the elastic springs 32 are fixedly connected with the pedal 31, and the number of the elastic springs 32 is two.

When the wheelchair is used, the rollers 21 of the boosting frames 22 on two sides are rotated to enable the wheelchair to start moving, if the seat 1 needs to be adjusted, the adjusting knob 24 is rotated to enable the adjusting knob 24 to drive the first belt shaft 28 on the first rotating shaft 23 to start rotating, the first belt shaft 28 is rotated to drive the belt 29 to rotate to enable the second belt shaft 211 to rotate, the rotating gear 212 on the end face is driven to rotate along the rack 27 to be adjusted when the second belt shaft 211 rotates to drive the seat 1 on the connecting base 210 to move, the pedal 31 is rotated to ninety degrees when the foot is needed to be put on, the pedal 31 is stepped on by the foot after being tightly clamped by the elastic spring 32, and the pedal 31 is reset due to resilience of the elastic spring 32 to prevent the action of obstructing the wheelchair from being up and down when the foot is released, and the handrails 4 and the push rod 5 are arranged on the seat 1 to enable a wounded to fix himself or the wheelchair to push by others.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An adjustment wheelchair, comprising:

the seat (1), the both sides of said seat (1) erect the curb plate (6);

the adjusting mechanism (2) is erected at the lower end of the seat (1), and the adjusting mechanism (2) adjusts the front and back positions of the seat (1) through rotation so as to adapt to people with different leg lengths and heights;

the rebound mechanism (3), the inboard at curb plate (6) is erect to rebound mechanism (3), rebound mechanism (3) make personnel can not hinder when going up and down the wheelchair through automatic resilience behind the pine foot, and is more convenient.

2. An adjustment wheelchair according to claim 1, characterized in that: the upper part of the seat (1) is fixedly provided with armrests (4), the upper end of the seat (1) close to the seat is fixedly provided with push rods (5), the lower ends of the side plates (6) are hinged with rotating wheels (7), and the number of the rotating wheels (7) is two.

3. An adjustment wheelchair according to claim 1, characterized in that: the adjusting mechanism (2) comprises a roller (21), a boosting frame (22), a first rotating shaft (23) and a first sliding chute (25), wherein the first sliding chute (25) is arranged on the side plate (6) in a penetrating mode, the first rotating shaft (23) is rotatably arranged in the first sliding chute (25), the roller (21) is arranged at one end of the side plate (6) in a erected mode, the roller (21) is sleeved on the first rotating shaft (23), and the boosting frame (22) is fixedly arranged on the roller (21).

4. An adjustment wheelchair according to claim 1, characterized in that: the adjusting mechanism (2) further comprises an adjusting knob (24), a first belt shaft (28), a belt (29), a connecting base (210) and a second belt shaft (211), wherein the adjusting knob (24) is fixedly arranged at two ends of the first rotating shaft (23), the first belt shaft (28) is erected on the inner side of the side plate (6), the first belt shaft (28) is fixedly arranged on the first rotating shaft (23), the connecting base (210) is sleeved on the first rotating shaft (23), the second belt shaft (211) is erected at the upper end of the first belt shaft (28), the second belt shaft (211) is rotatably connected with the connecting base (210), and the belt (29) is erected on the first belt shaft (28) and the second belt shaft (211).

5. An adjustment wheelchair according to claim 1, characterized in that: the adjusting mechanism (2) further comprises a second sliding chute (26), a rack (27) and a rotary gear (212), the second sliding chute (26) is arranged on the side plate (6) in a penetrating mode, the rack (27) is fixedly mounted on the inner wall of the side plate (6), the rack (27) is arranged at the lower end of the second sliding chute (26) in a erected mode, the rotary gear (212) is fixedly mounted on the second belt shaft (211), and the rotary gear (212) is meshed with the rack (27).

6. An adjustment wheelchair according to claim 1, characterized in that: the rebound mechanism (3) comprises a pedal (31) and an elastic spring (32), wherein the pedal (31) is rotatably arranged on the inner side of the side plate (6), the elastic spring (32) is sleeved on the pedal (31), the elastic spring (32) is fixedly connected with the side plate (6), the other end of the elastic spring (32) is fixedly connected with the pedal (31), and the number of the elastic springs (32) is two.