CN215503843U

CN215503843U - Foldable portable electric wheelchair

Info

Publication number: CN215503843U
Application number: CN202121502358.6U
Authority: CN
Inventors: 杨建平; 张丽琴
Original assignee: Suzhou Bangai Medical Equipment Co ltd
Current assignee: Suzhou Bangai Medical Equipment Co ltd
Priority date: 2021-07-03
Filing date: 2021-07-03
Publication date: 2022-01-14
Anticipated expiration: 2031-07-03

Abstract

The utility model relates to the technical field of electric wheelchairs, in particular to a foldable portable light electric wheelchair, which comprises a backrest support, wherein armrest plates are symmetrically arranged on two sides of the backrest support, one end of each armrest plate is provided with a first rotating shaft, one end of each armrest plate is connected with the backrest support through the first rotating shaft, the other end of each armrest plate is provided with an installation seat, a controller is arranged on each installation seat, the bottom of each armrest plate is provided with an armrest support, one end of each armrest support is connected with a seat, a locking handle is arranged at the joint of each armrest support and the seat, one end of the seat is connected with the backrest support, the backrest support is foldable through the first rotating shaft and the second rotating shaft, the electric wheelchair is small in size and convenient to store, the diameter of a front wheel is smaller than that of a rear wheel, so that the electric wheelchair is more flexible and stable in the movement process, and the electric wheelchair has reasonable structural design, the electric wheelchair is safe and convenient to use, and the convenience of the electric wheelchair is greatly improved.

Description

Foldable portable electric wheelchair

Technical Field

The utility model relates to the technical field of electric wheelchairs, in particular to a foldable and portable light electric wheelchair.

Background

The electric wheelchair is improved on the basis of the traditional manual wheelchair, main components such as a high-performance driving device, an intelligent control device and a battery are additionally arranged, the electric wheelchair is formed by transformation and upgrading, and functions of advancing, retreating, turning, stopping and the like of the wheelchair can be realized by a user only by controlling a control lever. Can provide great help for the disabled or the people who are inconvenient to move.

For example, the patent publication "CN 201921065735.7" is named as: the ' a foldable electric wheelchair ' patent discloses ' including: cushion, back, body frame, with the forearm of body frame cross arrangement and be used for carrying out folding locking or the folding adjusting device of unblock to the wheelchair, the cushion with back swing joint, the bottom of back through folding adjusting device with forearm swing joint, be provided with spacing between two the forearm, the upper portion of body frame sets up in the bottom surface of cushion, the body frame activity sets up in spacing, the forearm lower extreme with the both sides of body frame are provided with the gyro wheel, are provided with the support between two the forearm, be provided with the footboard on the support, the footboard overturns along the support, the activity is provided with the handrail on the back, be provided with the handrail adjusting device who is used for adjusting handrail and back between cushion and the handrail, be provided with the battery in the body frame and with the controller that the battery is connected, the controller is connected with a control handle arranged on the handrail.

However, the existing wheelchairs are large in size, not light, and incapable of being folded or poor in folding effect when in use. Occupies a large space when not in use, is not easy to carry and move when going out.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a foldable portable electric wheelchair with strong usability.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a foldable portable electric wheelchair comprises a backrest support, a handrail plate, a first rotating shaft, a handrail support, a second rotating shaft, a mounting seat, a controller, a seat, a supporting plate, a front wheel supporting frame, a cross beam, a supporting plate, a front wheel, a rear wheel, a pedal plate, a motor and a gearbox, wherein the handrail plate is symmetrically arranged on the backrest support on two sides, the first rotating shaft is arranged at one end of the handrail plate, one end of the handrail plate is connected with the backrest support through the first rotating shaft, the mounting seat is arranged at the other end of the handrail plate, the controller is arranged on the mounting seat, the handrail support is arranged at the bottom of the handrail plate, one end of the handrail support is connected with the seat, a locking handle is arranged at the joint of the handrail support and the seat, one end of the seat is connected with the backrest support, the supporting plate is arranged at the bottom end of the backrest support, and the backrest support is connected with the supporting plate through the second rotating shaft, the seat is characterized in that a connecting block is arranged on one side of the bottom end of the seat, a cross beam is arranged on the connecting block, a folding locking mechanism is arranged in the middle of the cross beam, a connecting rod is arranged on the folding locking mechanism, a supporting plate is arranged at the bottom of the connecting rod, a battery is arranged on the supporting plate and is installed below the seat, a front wheel supporting frame is arranged at one end of the connecting rod, a fixing rod is arranged at the other end of the connecting rod, a supporting wheel is arranged on the fixing rod, a front wheel is arranged on the front wheel supporting frame, a pedal plate is arranged at the front end of the front wheel supporting frame, a rear wheel is arranged at one end of the cross beam, and a motor and a gearbox are arranged on the rear wheel.

In order to realize better anti-toppling and fixing, the utility model is improved in that the fixed rod is fixedly connected with the connecting rod, two ends of the connecting rod are connected with the cross beam, and two supporting wheels are arranged on the fixed rod and symmetrically arranged on two sides of the fixed rod.

In order to improve the folding effect of the wheelchair, the utility model has the improvement that the mounting seat is rotationally connected with the armrest plate, and the controller is fixedly connected with the mounting seat.

In order to improve the transmission efficiency of the wheelchair, the utility model is improved in that the motor is fixed on the inner side of the right rear wheel, the gearbox is fixed on the inner side of the left rear wheel, and the rear wheels are respectively sleeved on the output shafts of the motor and the gearbox.

In order to improve the stability of the wheelchair, the utility model improves that the diameter of the front wheel is smaller than that of the rear wheel.

In order to realize better folding of the wheelchair, the utility model is improved in that one end of the armrest plate is rotatably connected with the backrest support through a first rotating shaft, and the backrest support is rotatably connected with the support plate through a second rotating shaft.

(III) advantageous effects

Compared with the prior art, the utility model provides a foldable portable electric wheelchair which has the following beneficial effects:

according to the foldable portable electric wheelchair, when the foldable portable electric wheelchair needs to be folded, the backrest support can be folded through the first rotating shaft and the second rotating shaft, so that the electric wheelchair is small in size and convenient to store, the diameter of the front wheel is smaller than that of the rear wheel, and the electric wheelchair is more flexible and stable in the movement process.

Drawings

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

FIG. 2 is a rear view of the structure of FIG. 1 according to the present invention;

FIG. 3 is a schematic top view of the structure of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the left side of FIG. 1 according to the present invention;

FIG. 5 is a schematic view of the folded configuration of FIG. 1 according to the present invention;

in the figure: 1. a backrest support; 2. a handrail plate; 3. a first rotating shaft; 4. a handrail support; 5. a mounting seat; 6, a controller; 7. a locking handle; 8. a seat; 9. a second rotating shaft; 10. a support plate; 11. a front wheel support frame; 12. a cross beam; 13. connecting blocks; 14. a connecting rod; 15. a support plate; 16. a front wheel; 17. a rear wheel; 18. fixing the rod; 19. a support wheel; 20. a foot pedal; 21. a folding locking mechanism; 22. a battery; 23. a motor; 24. a gearbox.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a foldable and portable light electric wheelchair comprises a backrest support 1, a handrail plate 2, a first rotating shaft 3, a handrail support 4, a second rotating shaft 9, a mounting seat 5, a controller 6, a seat 8, a support plate 10, a front wheel support frame 11, a beam 12, a support plate 15, a front wheel 16, a rear wheel 17, a pedal plate 20, a motor 23 and a gearbox 24, wherein the handrail plate 2 is symmetrically arranged on the backrest support 1, the first rotating shaft 3 is arranged at one end of the handrail plate 2, one end of the handrail plate 2 is connected with the backrest support 1 through the first rotating shaft 3, the mounting seat 5 is arranged at the other end of the handrail plate 2, the controller 6 is arranged on the mounting seat 5, the handrail support 4 is arranged at the bottom of the handrail plate 2, one end of the handrail support 4 is connected with the seat 8, a locking handle 7 is arranged at the connection part of the handrail support 4 and the seat 8, one end of the seat 8 is connected with a backrest support 1, a support plate 10 is arranged at the bottom end of the backrest support 1, the backrest support 1 is connected with the support plate 10 through a second rotating shaft 9, a connecting block 13 is arranged at one side of the bottom end of the seat 8, a cross beam 12 is arranged on the connecting block 13, a folding locking mechanism 21 is arranged in the middle of the cross beam 12, a connecting rod 14 is arranged on the folding locking mechanism 21, a supporting plate 15 is arranged at the bottom of the connecting rod 14, a battery 22 is arranged on the supporting plate 15, the battery 22 is arranged below the seat 8, a front wheel support frame 11 is arranged at one end of the connecting rod 14, a fixing rod 18 is arranged at the other end of the connecting rod 18, a support wheel 19 is arranged on the fixing rod 18, a front wheel 16 is arranged on the front wheel support frame 11, a pedal 20 is arranged at the front end of the front wheel support frame 11, and a rear wheel 17 is arranged at one end of the cross beam 12, the rear wheel 17 is provided with a motor 23 and a gearbox 24.

Furthermore, the fixing rod 18 is fixedly connected with the connecting rod 14, two ends of the connecting rod 14 are connected with the cross beam 12, and two supporting wheels 19 are arranged on the fixing rod 18 and symmetrically arranged on two sides of the fixing rod 18, so that the wheelchair can be fixed and placed conveniently.

Further, the mounting seat 5 is rotatably connected with the armrest plate 2, and the controller 6 is fixedly connected with the mounting seat 5, so that the wheelchair can be folded conveniently.

Further, the motor 23 is fixed on the inner side of the right rear wheel 17, the gearbox 24 is fixed on the inner side of the left rear wheel 17, and the rear wheels 17 are respectively sleeved on the output shafts of the motor 23 and the gearbox 24, so that the transmission efficiency of the wheelchair is improved.

Further, the diameter of the front wheel 16 is smaller than that of the rear wheel 17, so that the stability of the wheelchair during movement can be improved.

Furthermore, 2 one ends of handrail board are connected with back support 1 through first axis of rotation 3 rotation, back support 1 is connected with backup pad 10 rotation through second axis of rotation 9, can fold around, dwindles the wheelchair volume greatly, convenient to carry.

In summary, the operation principle and operation process of the foldable portable light electric wheelchair are that, when the electric wheelchair is changed to a folded state in a normal use state, the electric wheelchair is unlocked by the folding locking mechanism 21, the backrest support 1 can be turned over with the seat 8 and the armrest plate 2 by the first rotating shaft 3 and the second rotating shaft 9, the pedal 20 is stored, after the storage is completed, the support frame 11 of the front wheel 16 is forced to make the front wheel 16 separate from the bottom surface, at the same time, the rear wheel 17 is not moved, when the backrest support 1 is not moved, the armrest plate 2 is folded, the seat 8 is rotated by the second rotating shaft 9 to be connected with the backrest support 1, the support wheel 19 is fixed with the rear wheel 17, the installation seat 5 is selected to be stored on the armrest plate 2, the controller 6 is stored outside the wheelchair, and then the locking handle 7 locks the armrest support 4 and the seat 8, the folding is realized, the occupied space is small after the electric wheelchair is folded, the electric wheelchair is convenient to store, the electric wheelchair can be divided into two gears, one gear is in the open position and is convenient for daily riding and driving, the other gear is in the half position and is convenient for passengers to have a rest, the electric wheelchair can be unfolded in an opposite mode when the electric wheelchair is normally used, the folding and the use of a user are convenient, the diameter of the front wheel 16 is smaller than that of the rear wheel 17, so that the electric wheelchair is more flexible and stable in the movement process, the electric wheelchair is reasonable in structural design, safe and convenient to use, and the convenience of the electric wheelchair is greatly improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. The utility model provides a portable electronic wheelchair that collapsible easily carried which characterized in that: comprises a backrest support (1), a handrail plate (2), a first rotating shaft (3), a handrail support (4), a second rotating shaft (9), a mounting seat (5), a controller (6), a seat (8), a supporting plate (10), a front wheel supporting frame (11), a cross beam (12), a supporting plate (15), a front wheel (16), a rear wheel (17), a pedal plate (20), a motor (23) and a gearbox (24), wherein the handrail plate (2) is symmetrically arranged on two sides of the backrest support (1), the first rotating shaft (3) is arranged at one end of the handrail plate (2), one end of the handrail plate (2) is connected with the backrest support (1) through the first rotating shaft (3), the mounting seat (5) is arranged at the other end of the handrail plate (2), the controller (6) is arranged on the mounting seat (5), the handrail support (4) is arranged at the bottom of the handrail plate (2), the seat backrest is characterized in that one end of the armrest support (4) is connected with the seat (8), a locking handle (7) is arranged at the joint of the armrest support (4) and the seat (8), one end of the seat (8) is connected with the backrest support (1), a supporting plate (10) is arranged at the bottom end of the backrest support (1), the backrest support (1) is connected with the supporting plate (10) through a second rotating shaft (9), a connecting block (13) is arranged on one side of the bottom end of the seat (8), a cross beam (12) is arranged on the connecting block (13), a folding locking mechanism (21) is arranged in the middle of the cross beam (12), a connecting rod (14) is arranged on the folding locking mechanism (21), a supporting plate (15) is arranged at the bottom of the connecting rod (14), a battery (22) is arranged on the supporting plate (15), the battery (22) is arranged below the seat (8), a front wheel supporting frame (11) is arranged at one end of the connecting rod (14), the other end of the front wheel supporting frame is provided with a fixing rod (18), a supporting wheel (19) is arranged on the fixing rod (18), a front wheel (16) is arranged on the front wheel supporting frame (11), a pedal plate (20) is arranged at the front end of the front wheel supporting frame (11), one end of the cross beam (12) is provided with a rear wheel (17), and a motor (23) and a gearbox (24) are arranged on the rear wheel (17).

2. The portable electric wheelchair as claimed in claim 1, wherein: the fixing rod (18) is fixedly connected with the connecting rod (14), two ends of the connecting rod (14) are connected with the cross beam (12), and the two supporting wheels (19) are symmetrically arranged on two sides of the fixing rod (18).

3. The portable electric wheelchair as claimed in claim 1, wherein: the mounting seat (5) is rotatably connected with the armrest plate (2), and the controller (6) is fixedly connected with the mounting seat (5).

4. The portable electric wheelchair as claimed in claim 1, wherein: the motor (23) is fixed on the inner side of the right rear wheel (17), the gearbox (24) is fixed on the inner side of the left rear wheel (17), and the rear wheels (17) are respectively sleeved on output shafts of the motor (23) and the gearbox (24).

5. The portable electric wheelchair as claimed in claim 1, wherein: the diameter of the front wheel (16) is smaller than that of the rear wheel (17).

6. The portable electric wheelchair as claimed in claim 1, wherein: one end of the armrest plate (2) is rotatably connected with the backrest support (1) through a first rotating shaft (3), and the backrest support (1) is rotatably connected with the support plate (10) through a second rotating shaft (9).