CN210872564U

CN210872564U - Wheelchair removes auxiliary device

Info

Publication number: CN210872564U
Application number: CN201921620876.0U
Authority: CN
Inventors: 刘远美
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-30
Anticipated expiration: 2029-09-27

Abstract

A wheelchair movement assist device includes a driving portion, a connecting portion, and a shock absorbing portion; when the wheelchair is used, the driving part is connected with the connecting part, so that the direction, the brake or the speed regulation can be controlled through the driving part of the device, the safety is improved, the connecting part is provided with an additional storage battery, so that the electric quantity can be increased, and the bottom of the wheelchair is also provided with a damping part, so that the vibration can be reduced; and the device has low manufacturing cost and easy installation, and is suitable for various wheelchairs.

Description

Wheelchair removes auxiliary device

Technical Field

The utility model relates to a wheelchair technical field specifically is a wheelchair removes auxiliary device.

Background

Every year, people who lose walking ability or are inconvenient to walk for various reasons exist, so that the wheelchair is invented, and the ordinary wheelchair needs to control the movement of the wheelchair body by hands, so that the electric wheelchair is very inconvenient; however, the existing electric wheelchair has many defects, such as difficult direction control, low damping function and high cost.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the problems, the utility model provides a wheelchair movement auxiliary device, when a user uses the wheelchair, the device is connected with the wheelchair, the movement direction, the movement speed and the brake of the wheelchair body can be controlled by the driving part of the device, thereby improving the safety, and the bottom of the wheelchair is provided with a damping part, thereby reducing the vibration; and the device has low manufacturing cost and easy installation, and is suitable for various wheelchairs.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme:

a wheelchair movement assist device for driving a wheelchair body to move, comprising: a driving part, a connecting part and a damping part; the driving part is detachably arranged in front of the chair body and comprises a driving headstock, a first storage battery, a car lamp, a driving wheel, a speed regulating hand brake and a braking hand brake, wherein the first storage battery, the car lamp and the driving wheel are all arranged on the driving headstock, and the speed regulating hand brake and the braking hand brake are respectively arranged on two handles of the driving headstock and are used for speed regulation and braking; the connecting part comprises a connecting block and a clamping block, the connecting block is arranged below the wheelchair body, and one end of the clamping block is connected with the driving headstock; the other end of the clamping block is detachably connected with the connecting block so that the wheelchair body is detachably connected with the driving part, and a second storage battery is arranged above the connecting block; the damping part is arranged below the seat plate of the wheelchair body and comprises a fixing shaft and a damping shaft, the fixing shaft is arranged along a wheel shaft of the wheelchair body, one end of the damping shaft is connected with the fixing shaft, and the other end of the damping shaft is abutted to the seat plate of the wheelchair body.

Preferably, the connecting block is internally provided with a connecting cavity, the connecting cavity is opened towards the direction of the clamping block, the driving locomotive is further provided with a supporting rod, one end of the clamping block is connected with the supporting rod, and the other end of the clamping block is connected with the connecting cavity in a clamping manner.

Preferably, the inside spacing chamber and the stopper of being equipped with of screens piece, the stopper can for spacing chamber removes, connect intracavity portion be equipped with the spacing hole that the stopper is corresponding to the messenger is through stopper and spacing hole lock, thereby can make screens piece and connection chamber locking fixed.

Preferably, the limiting block is provided with a magnetic element on one side, the limiting cavity is internally provided with a power-on magnet, the power-on magnet can repel or attract the magnetic element on one side of the limiting block, the current direction of the power-on magnet is controlled, so that the limiting block is controlled to stretch relative to the limiting cavity, and finally the clamping block and the connecting cavity can be locked or loosened.

Preferably, the driving part is further provided with a control button, and the control button controls the current direction of the electrified magnet to reverse the positive and negative magnetism of the electrified magnet, so that the electrified magnet and the limiting block attract or repel each other.

Preferably, the driving wheel is provided with a hub motor and a brake disc.

Preferably, the wires of the speed regulation hand brake and the brake hand brake are all wired along the driving vehicle head, the power input end of the speed regulation hand brake is electrically connected with the first storage battery, the power output end of the speed regulation hand brake is electrically connected with the power input end of the hub motor, and the brake hand brake is used for braking a brake disc.

Preferably, a light button is arranged on the driving vehicle head and used for controlling the vehicle lamp to be turned on and turned off.

Preferably, a battery accommodating frame is further arranged on the connecting block and used for loading a second storage battery.

(III) advantageous effects

The utility model provides a wheelchair moving auxiliary device, which comprises a driving part, a connecting part and a damping part; when the wheelchair is used, the driving part is connected with the connecting part, so that the direction, the brake or the speed regulation can be controlled through the driving part of the device, the safety is improved, the connecting part is provided with an additional storage battery, so that the electric quantity can be increased, and the bottom of the wheelchair is also provided with a damping part, so that the vibration can be reduced; and the device has low manufacturing cost and easy installation, and is suitable for various wheelchairs.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention,

in the drawings:

fig. 1 shows a schematic view of the overall structure of the present invention;

figure 2 shows a schematic view of the connection of the whole body of the present invention with the wheelchair body;

fig. 3 shows an exploded view of the driving part of the embodiment of the present invention;

figure 4 shows a cross-sectional view of a connection part of an embodiment of the invention;

FIG. 5 is a schematic view showing the connection of the shock absorbing part to the wheelchair body according to the embodiment of the present invention;

in the figure: the automobile shock absorber comprises a driving part 1, a control button 10, a driving headstock 11, a supporting rod 110, a light button 111, a first storage battery 12, a lamp 13, a driving wheel 14, a hub motor 140, a speed regulation hand brake 15, a brake hand brake 16, a connecting part 2, a connecting block 21, a connecting cavity 21a, a limiting hole 21b, a battery accommodating frame 21c, a second storage battery 21d, a clamping block 22, a limiting cavity 22a, an electrified magnet 22a1, a limiting block 22b, a magnetic element 22b1, a shock absorption part 3, a fixed shaft 31 and a shock absorption shaft 32.

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 to 5, a wheelchair movement assisting device for driving a wheelchair body to move includes: a driving part 1, a connecting part 2 and a damping part 3; the driving part 1 is detachably arranged in front of the chair body, the driving part 1 comprises a driving head 11, a first storage battery 12, a car lamp 13, a driving wheel 14, a speed regulation hand brake 15 and a brake hand brake 16, the first storage battery 12, the car lamp 13 and the driving wheel 14 are all arranged on the driving head 11, and the speed regulation hand brake 15 and the brake hand brake 16 are respectively arranged on two handles of the driving head 11 and used for speed regulation and braking; the connecting part 2 comprises a connecting block 21 and a clamping block 22, the connecting block 21 is arranged below the wheelchair body, one end of the clamping block 22 is connected with the driving headstock 11, and a second storage battery 21d is further arranged above the connecting block 21; the other end of the clamping block 22 is detachably connected with the connecting block 21, so that the wheelchair body is detachably connected with the driving part 1; the shock absorption part 3 is arranged below the seat plate of the wheelchair body, the shock absorption part 3 comprises a fixing shaft 31 and a shock absorption shaft 32, the fixing shaft 31 is installed along the wheel shaft of the wheelchair body, one end of the shock absorption shaft 32 is connected with the fixing shaft 31, and the other end of the shock absorption shaft is abutted to the seat plate of the wheelchair body.

In summary, when the wheelchair movement assisting device is used, the connecting block 21 below the wheelchair body is connected with the clamping block 22 at the driving part 1 in a clamping manner, so that the driving part 1 can be installed in front of the wheelchair body, and the driving direction, the brake or the speed adjustment of the wheelchair are controlled by driving the head 11, thereby improving the safety; the connecting part 2 is provided with an additional second storage battery 21d, when the power supply of the first storage battery 12 on the driving head 11 is exhausted, the motor on the driving head 11 can be connected with the second storage battery 21d through an external lead, and the wheelchair can be ensured to run stably; the bottom of the wheelchair is also provided with a damping part 3, a fixed shaft 31 on the damping part 3 is used for fixing a wheelchair wheel shaft of the wheelchair body, so that the safety is improved, and the damping shaft 32 can reduce vibration; compared with an electric wheelchair, the device has low manufacturing cost and easy installation, and is suitable for various wheelchairs.

Referring to fig. 1 to 5, a connecting cavity 21a is formed in the connecting block 21, the connecting cavity 21a opens toward the clamping block 22, a support rod 110 is further disposed on the driving head 11, one end of the clamping block 22 is connected to the support rod 110, and the other end of the clamping block 22 is connected to the connecting cavity 21a in a clamping manner; when the driving headstock 11 is not used, the connection between the support rod 110 and the blocking block 22 forms a structure which can fix the headstock on a plane so that the headstock cannot incline and fall down.

Referring to fig. 1 to 5, a limiting cavity 22a and a limiting block 22b are arranged inside the clamping block 22, the limiting block 22b can move relative to the limiting cavity 22a, and a limiting hole 21b corresponding to the limiting block 22b is arranged inside the connecting cavity 21a, so that the limiting block 22b is buckled with the limiting hole 21b, and the clamping block 22 and the connecting cavity 21a can be locked and fixed; the magnetic element 22b1 is arranged on one side of the limit block 22b, the energized magnet 22a1 is arranged in the limit cavity 22a, the energized magnet 22a1 can repel or attract the magnetic element 22b1 on one side of the limit block 22b, the limit block 22b is controlled to extend or retract relative to the limit cavity 22a by controlling the current direction of the energized magnet 22a1, and finally the clamping block 22 and the connecting cavity 21a can be locked or unlocked; the driving unit 1 is further provided with a control button 10, and the control button 10 is a forward/backward switch, and controls the direction of the current of the energized magnet 22a1 to rotate the current forward or backward, so that the positive and negative polarities of the energized magnet 22a1 are rotated backward, and finally the energized magnet 22a1 and the stopper 22b attract or repel each other.

In summary, normally, the magnetic element 22b1 on the side of the stopper 22b is opposite to the magnetic force of the electromagnet 22a1 inside the detent block 22, and is attracted and contracted in the stopper cavity 22a by the electromagnet 22a 1; when the driving unit 1 is used, the stopper 22 is inserted into the connection cavity 21a, and then the control button 10 is pressed, so that the direction of the current flowing inside the electromagnet 22a1 is reversed, the electromagnet 22a1 has the same magnetic property as the magnetic element 22b1, the stopper 22b is ejected from the stopper cavity 22a, and is engaged with the stopper hole 21b in the connection cavity 21a, and the stopper 22 is fixed in the connection cavity 21 a.

Referring to fig. 1-5, the driving wheel 14 is provided with a hub motor 140 and a brake disc; the wires of the speed regulation hand brake 15 and the brake hand brake 16 are all wired along the driving vehicle head 11, the power supply input end of the speed regulation hand brake 15 is electrically connected with the first storage battery 12, the power supply output end of the speed regulation hand brake 15 is electrically connected with the power supply input end of the hub motor 140, and the brake hand brake 16 is used for braking a brake disc.

Referring to fig. 1 to 5, a light button 111 is provided on the driving head 11, and the light button 111 is used for controlling the turning on and off of the vehicle light 13.

Referring to fig. 1 to 5, a battery receiving frame 21c is further disposed on the connecting block 21, the battery receiving frame 21c is used for loading a second storage battery 21d, and when the first storage battery 12 on the driving part 1 is exhausted, the second storage battery 21d can be connected with the driving part 1 through an external wire, so that the driving part 1 can operate normally.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A wheelchair movement assist device for driving a wheelchair body to move, comprising:

the driving part (1) is detachably arranged in front of the chair body, the driving part (1) comprises a driving head (11), a first storage battery (12), a car lamp (13), a driving wheel (14), a speed-regulating hand brake (15) and a braking hand brake (16), the first storage battery (12), the car lamp (13) and the driving wheel (14) are all arranged on the driving head (11), and the speed-regulating hand brake (15) and the braking hand brake (16) are respectively arranged on two handles of the driving head (11) and used for speed regulation and braking;

the connecting part (2) comprises a connecting block (21) and a clamping block (22), the connecting block (21) is arranged below the wheelchair body, and one end of the clamping block (22) is connected with the driving headstock (11); the other end of the clamping block (22) is detachably connected with the connecting block (21) so as to detachably connect the wheelchair body with the driving part (1); a second storage battery (21d) is also arranged above the connecting block (21);

the shock absorption part (3) is arranged below the seat plate of the wheelchair body, the shock absorption part (3) comprises a fixing shaft (31) and a shock absorption shaft (32), the fixing shaft (31) is installed along a wheel shaft of the wheelchair body, one end of the shock absorption shaft (32) is connected with the fixing shaft (31), and the other end of the shock absorption shaft is abutted to the seat plate of the wheelchair body.

2. A wheelchair movement assistance device as claimed in claim 1, wherein the connecting block (21) is provided with a connecting cavity (21a) inside, the connecting cavity (21a) opens towards the position clamping block (22), the drive head (11) is further provided with a support rod (110), one end of the position clamping block (22) is connected with the support rod (110), and the other end is connected with the connecting cavity (21a) in a clamping manner.

3. A wheelchair movement assisting device according to claim 2, wherein a limiting cavity (22a) and a limiting block (22b) are arranged inside the clamping block (22), the limiting block (22b) can move relative to the limiting cavity (22a), and a limiting hole (21b) corresponding to the limiting block (22b) is arranged inside the connecting cavity (21a), so that the limiting block (22b) is buckled with the limiting hole (21b), and the clamping block (22) and the connecting cavity (21a) can be locked and fixed.

4. The wheelchair movement assisting device of claim 3, wherein a magnetic element (22b1) is arranged on one side of the limiting block (22b), a powered magnet (22a1) is arranged in the limiting cavity (22a), the powered magnet (22a1) can repel or attract the magnetic element (22b1) on one side of the limiting block (22b), and the limiting block (22b) is controlled to extend or retract relative to the limiting cavity (22a) by controlling the current direction of the powered magnet (22a1), so that the clamping block (22) can be locked or unlocked with the connecting cavity (21a) finally.

5. The wheelchair movement assistance device according to claim 4, wherein the driving part (1) is further provided with a control button (10), and the control button (10) controls the current direction of the energized magnet (22a1) to reverse the positive and negative polarities of the energized magnet (22a1) so that the energized magnet (22a1) and the stopper (22b) attract or repel each other.

6. A wheelchair movement aid according to claim 1, characterised in that the driving wheel (14) is provided with a hub motor (140) and a brake disc.

7. The wheelchair movement assisting device of claim 1, wherein wires of the speed-adjusting hand brake (15) and the brake hand brake (16) are all wired along the driving headstock (11), a power supply input end of the speed-adjusting hand brake (15) is electrically connected with the first storage battery (12), a power supply output end of the speed-adjusting hand brake (15) is electrically connected with a power supply input end of the in-wheel motor (140), and the brake hand brake (16) is used for braking a brake disc.

8. A wheelchair movement assistance device as claimed in claim 1, wherein the drive head (11) is provided with a light button (111), and the light button (111) is used for controlling the light (13) to be turned on and off.

9. A wheelchair movement aid according to claim 1, characterised in that a battery receiving rack (21c) is provided on the connecting block (21), the battery receiving rack (21c) being used for loading a second battery (21 d).