CN211067530U

CN211067530U - Electric wheelchair

Info

Publication number: CN211067530U
Application number: CN201920961554.6U
Authority: CN
Inventors: 章伯伦
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-07-24
Anticipated expiration: 2029-06-24

Abstract

The present application provides an electric wheelchair comprising: the wheelchair comprises a wheelchair body, a first mounting frame and a plurality of controllers. The first mounting frame is arranged on the armrest of the wheelchair. The plurality of controllers have different kinds of control types, and any one of the controllers is fixed to the first mounting frame and electrically connected to the control portion of the wheelchair. The application provides an electric wheelchair, the user can use corresponding controller to control the wheelchair according to own needs, can satisfy the control requirement of not controlling environment and different crowds to can improve the application range of product, improve the use comfort of product, and then can improve the market competitiveness of product. In addition, when different users use the same wheelchair, different controllers can be used, so that one wheelchair can be used by multiple users in turn.

Description

Electric wheelchair

Technical Field

The application relates to the field of machinery, in particular to an electric wheelchair.

Background

The statements in this application as background to the related art related to this application are merely provided to illustrate and facilitate an understanding of the contents of the present application and are not to be construed as an admission that the applicant expressly or putatively admitted the prior art of the filing date of the present application at the first filing date.

The electric wheelchair is an important rehabilitation tool, is not only a walking tool for physically disabled people, but also is more important for the physically disabled people to do physical exercises and participate in social activities by virtue of the wheelchair, and is mainly suitable for the disabled lower limbs, the hemiplegic people, the paraplegic people below the chest and the old with inconvenient movement. The controller of the existing electric wheelchair is generally arranged on the armrest of the wheelchair, so that a rider can operate the electric wheelchair, and the controller has single control operation and can not meet the requirements of users.

SUMMERY OF THE UTILITY MODEL

The present application provides an electric wheelchair comprising: a wheelchair; the first mounting frame is arranged on an armrest of the wheelchair; and a plurality of controllers having different kinds of control types, any one of the controllers being fixed to the first mounting frame and electrically connected to the control part of the wheelchair.

The application provides an electronic wheelchair, the user can use corresponding controller to control the wheelchair according to own needs, for example: a simplified version of the controller used indoors, the controller having the most basic functions: direction control, electric quantity display and power switch; a simplified version of the controller used outdoors, the controller having the most basic functions in outdoor driving: direction control, electric quantity display, power switch, speed regulation and horn; an advanced version of the controller for outdoor use, the controller having the functions of: direction control, power switch, speed regulation, a loudspeaker and a liquid crystal screen, wherein the liquid crystal screen can display electric quantity, speed gear, vehicle information and regulation, time and the like; the control mode can meet the control requirements of the non-control environment and different crowds, so that the application range of the product can be enlarged, the use comfort of the product is improved, and the market competitiveness of the product can be improved.

Optionally, the controller has a first metal sheet; the first mounting bracket includes: a bracket connected with the armrest; the base is fixed on the support, a second metal sheet matched with the first metal sheet is arranged on the base, the second metal sheet is electrically connected with the control part of the wheelchair, and the controller is installed in the installation groove of the base.

Optionally, the second metal sheet is connected with the control part of the wheelchair through a lead; the bracket is provided with a wire passing hole, and the wire passes through the wire passing hole and is connected with the control part of the wheelchair.

Optionally, an avoiding groove matched with the mounting groove in shape is arranged on the outer surface of the controller; an outer surface of the controller is coplanar with an outer surface of the base.

Optionally, a first limiting portion is arranged on the controller, and a second limiting portion matched with the first limiting portion is arranged on the base.

Optionally, the first limiting portion is a clamping groove, the second limiting portion is a protrusion, and the protrusion is clamped into the clamping groove.

Optionally, the electric wheelchair further comprises: and the rotating device is respectively connected with the first mounting frame and the handrail and is used for adjusting the deflection angle of the first mounting frame.

Optionally, the electric wheelchair further comprises: the second mounting rack is arranged on the chair back of the wheelchair, and any one of the controllers is fixed on the second mounting rack.

Optionally, a gripping groove is provided on an outer surface of the controller.

Optionally, an anti-slip layer is disposed on an outer surface of the controller.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

In order to more clearly illustrate the technical embodiments in the embodiments of the present application, the drawings that are needed to be used in the embodiments or the prior art description will be briefly described below.

FIG. 1 is a perspective view of an electrically powered wheelchair in accordance with the present application;

FIG. 2 is a perspective view of one of the controllers of FIG. 1 engaged with a wheelchair;

FIG. 3 is a schematic perspective view of an embodiment of the controller shown in FIG. 1;

FIG. 4 is a schematic perspective view of another embodiment of the controller shown in FIG. 1;

FIG. 5 is a schematic perspective view of another embodiment of the controller shown in FIG. 1;

FIG. 6 is a schematic perspective view of another embodiment of the controller shown in FIG. 1;

FIG. 7 is a schematic perspective view of another embodiment of the controller shown in FIG. 1;

FIG. 8 is a partial schematic structural view of the electric wheelchair of FIG. 2;

FIG. 9 is an exploded view from a perspective of the structure shown in FIG. 8;

fig. 10 is an exploded view from another perspective of the structure shown in fig. 8.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 10 is:

the wheelchair comprises a wheelchair 10, a first mounting frame 20, a support 21, a base 22, a second metal sheet 23, a mounting groove 24, a wire passing hole 25, a protrusion 26, a controller 30, a first metal sheet 31, an avoiding groove 32, a clamping groove 33, a lead 40, a screw 50 and a positioning groove 60.

Detailed Description

The following discussion provides a number of embodiments of the application. While each embodiment represents a single combination of elements of the claims, the elements of different embodiments of the application can be substituted or combined, and thus the application is intended to include all possible combinations of elements of the same and/or different embodiments as disclosed. Thus, if one embodiment comprises element A, B, C and another embodiment comprises a combination of elements B and D, then this application is also contemplated to include embodiments having all other possible combinations of one or more of the elements A, B, C, D, even though such embodiments may not be explicitly recited in the following text.

As shown in fig. 1 and 2, the present application provides an electric wheelchair 10 including: a wheelchair 10, a first mounting bracket 20, and a plurality of controls 30.

The first mounting bracket 20 is provided on an armrest of the wheelchair 10. The plurality of controllers 30 have different kinds of control types, and any one of the controllers 30 is fixed to the first mounting frame 20 and electrically connected to the control portion of the wheelchair 10.

The application provides an electronic wheelchair 10, the user can use corresponding controller 30 to control wheelchair 10 according to the needs of oneself, can satisfy the control requirement of not controlling environment and different crowds to can improve the application range of product, improve the use comfort of product, and then can improve the market competition of product. In addition, different users may use different controllers 30 while using the same wheelchair 10, so that one wheelchair 10 may be used by multiple users in turn.

Specifically, the types of the controller 30 include, but are not limited to, the following:

as shown in fig. 3, a simplified version of the controller 30 used indoors, the controller 30 has the most basic functions: direction control, electric quantity display and power switch; the controller 30 is small in size, is easy to pass in narrow areas at home at a low speed, is convenient to enter a desk or a hand basin (handrails are shorter, and the body of a user can be closer to the edge of the desk or the hand basin), and is convenient for the old and other users who are inconvenient to move.

As shown in fig. 4, in a controller 30 of a general version used indoors, the controller 30 has functions of: direction control, electric quantity display, power switch and speed regulation. On the basis of simplifying the edition, the function of speed adjustment is added, and the device is suitable for indoor areas with larger space.

As shown in fig. 5, the controller 30 of the simplified version used outdoors, the controller 30 has the most basic functions in outdoor driving: direction control, electric quantity display, switch, speed regulation, loudspeaker, convenience of customers' operation.

As shown in fig. 6, in the controller 30 of the general version used outdoors, the controller 30 has functions of: direction control, electric quantity display, power switch, speed regulation, nixie tube display and loudspeaker. The nixie tube displays the current speed gear, and a user can conveniently and visually observe the current speed.

As shown in fig. 7, in the controller 30 of the advanced version used outdoors, the controller 30 has functions of: direction control, power switch, speed regulation, loudspeaker and liquid crystal screen; the liquid crystal screen can display electric quantity, speed gear, vehicle information, regulation, time and the like; the controller 30 functions more intelligently and is convenient for the user to operate.

It should be understood by those skilled in the art that the above embodiments of the controller 30 are only for fully explaining the relationship between the type of the controller 30 and the usage scenario, the type of the controller 30 and the control scenario are not limited to the above embodiments, and the controller 30 may further include a voice control function, a wireless transmission function, etc.

As shown in fig. 7 to 10, in one embodiment of the present application, the first mount 20 includes: a bracket 21 and a base 22.

The controller 30 has a first metal sheet 31. The bracket 21 is connected with the armrest. The base 22 is fixed on the bracket 21, the base 22 is provided with a second metal sheet 23 matched with the first metal sheet 31, the second metal sheet 23 is electrically connected with the control part of the wheelchair 10, and the controller 30 is arranged in the mounting groove 24 of the base 22.

In this embodiment, when the controller 30 needs to be replaced, the controller 30 is only fixed to the base 22, and the first metal plate 31 and the second metal plate 23 are connected. When the user operates the controller 30, the controller 30 controls the operation of the wheelchair 10 through the electrical connection between the first metal sheet 31 and the second metal sheet 23. Due to the connection mode of the controller 30 and the wheelchair 10, the signal transmission between the controller 30 and the wheelchair 10 is more stable, and the wheelchair 10 can quickly make corresponding actions in time according to the signal of the controller 30, so that the use comfort of the product can be realized.

As shown in fig. 9 and 10, in one embodiment of the present application, the bracket 21 is connected with the armrest by a screw 50. The base 22 is connected to the bracket 21 by screws 50. The screw connection mode has simple connection structure, convenient assembly and disassembly and is beneficial to maintenance; in addition, the connection is reliable, so that the connection reliability between the components is ensured, and the market competitiveness of the product is increased.

In one embodiment of the present application, as shown in fig. 9 and 10, the armrest is provided with a positioning groove 60 adapted to the bracket 21. The base 22 is provided with a positioning groove 60 matched with the bracket 21. The setting of constant head tank 60 in the assembly process, can make support 21 and base 22 quick installation in corresponding position to improve the production efficiency of product, and then reduced the manufacturing cost of product, improved the market competition of product.

In one embodiment of the present application, as shown in figures 8 to 10, the second metal sheet 23 is connected to the control portion of the wheelchair 10 by a wire 40. The bracket 21 is provided with a wire passing hole 25, and a lead wire 40 passes through the wire passing hole 25 and is connected with the control part of the wheelchair 10.

In this embodiment, after the wire 40 passes through the wire passing hole 25, the wire is routed from the lower surface of the armrest of the wheelchair 10 to be connected with the control part of the wheelchair 10, i.e. the wire 40 is hidden at the lower surface of the armrest; according to the wiring mode, on one hand, the wires 40 are protected, and the wires 40 are prevented from being scratched in the using or carrying process, so that the replacement and maintenance probability of the wires 40 can be reduced, and the service life of a product can be prolonged. On the other hand, the user can not see the lead 40 in appearance, so that the appearance attractiveness of the product can be ensured, and the market competitiveness of the product can be improved.

As shown in fig. 8 to 10, in one embodiment of the present application, the outer surface of the controller 30 is provided with an escape groove 32 adapted to the shape of the mounting groove 24. The controller 30 is mounted in the mounting slot 24 of the base 22. As shown in fig. 8, the outer surface of the controller 30 is coplanar with the outer surface of the base 22.

In this embodiment, the engagement of the escape groove 32 with the mounting groove 24 of the base 22 integrates the controller 30 with the base 22, and even if the controller 30 and the base 22 are seen as one unit, the aesthetic appearance of the product can be ensured, thereby improving the market competitiveness of the product.

In one embodiment of the present application, a first position-limiting portion is disposed on the controller, and a second position-limiting portion matched with the first position-limiting portion is disposed on the base.

In this embodiment, the cooperation of first spacing portion and the spacing portion of second makes the controller more firm fix on the base to reduced the probability that the controller drops from the base, reduced the probability that the controller damaged, prolonged the life of controller, can reduce the expense of the maintenance of product, and then increased the market competition of product.

As shown in fig. 10, in an embodiment of the present application, the first position-limiting portion is a slot 33, the second position-limiting portion is a protrusion 26, and the protrusion 26 is inserted into the slot 33.

In this embodiment, the engagement between the engaging groove 33 and the protrusion 26 enables the controller 30 to be more firmly fixed on the base 22, so as to reduce the probability of the controller 30 falling off from the base 22, reduce the probability of the controller 30 being damaged, prolong the service life of the controller 30, reduce the maintenance cost of the product, and further increase the market competitiveness of the product. In addition, the clamping groove 33 and the protrusion 26 are simple in structure, convenient to work and manufacture and convenient to assemble, so that the assembly efficiency of the product is improved, and the production efficiency of the product is improved.

In one embodiment of the present application, the electric wheelchair further comprises: and a rotating device.

The rotating device is connected with the first mounting frame and the handrail respectively and used for adjusting the deflection angle of the first mounting frame.

In this embodiment, the user can be according to the demand of oneself, through the deflection angle of rotary device adjustment mounting bracket, the deflection angle of adjustment controller promptly, and convenience of customers uses the controller to can improve the use comfort of product, and then can increase the market competition of product.

In one embodiment of the present application, the electric wheelchair further comprises: a second mounting bracket.

The second mounting rack is arranged on the chair back of the wheelchair, and any one controller is fixed on the second mounting rack.

In this embodiment, when the controller is mounted on the first mounting bracket, the controller is located on the armrest of the wheelchair to facilitate the patient's own operation of the wheelchair; when the controller is installed on the second installation frame, the controller is located on a chair back handle of the wheelchair, so that the electric wheelchair can be operated by caregivers conveniently, the application range of the product is expanded, and the market competitiveness of the product is enhanced.

In one embodiment of the present application, a grip groove is provided on an outer surface of the controller.

In the embodiment, the holding groove is arranged, so that a user can conveniently take the controller when the user replaces the controller, and the use comfort of the product is improved.

In one embodiment of the present application, an anti-slip layer is disposed on an outer surface of the controller.

In the embodiment, the friction force between the controller and the user is increased due to the arrangement of the anti-slip layer, so that the probability that the controller falls off from the hand of the user is reduced, the probability that the controller is damaged is reduced, and the maintenance cost of a product can be reduced.

It should be understood by those skilled in the art that there are many kinds of anti-slip layers, such as a rough layer (a layer structure having a rough surface), a concave-convex layer (a layer structure having a concave-convex structure), etc., and the examples are not limited to the embodiments, as long as the friction between the controller and the user can be increased.

In this application, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An electrically powered wheelchair, comprising:

a wheelchair;

the first mounting frame is arranged on an armrest of the wheelchair; and

and the controllers have different control types, and any one of the controllers is fixed on the first mounting frame and is electrically connected with the control part of the wheelchair.

2. The electrically powered wheelchair of claim 1,

the controller has a first metal sheet;

the first mounting bracket includes: a bracket connected with the armrest; and

the base, the base is fixed on the support, just be provided with on the base with the second sheetmetal of first sheetmetal looks adaptation, the second sheetmetal with the control part electricity of wheelchair is connected, the controller is installed in the mounting groove of base.

3. The electrically powered wheelchair of claim 2,

the second metal sheet is connected with the control part of the wheelchair through a lead;

the bracket is provided with a wire passing hole, and the wire passes through the wire passing hole and is connected with the control part of the wheelchair.

4. The electrically powered wheelchair of claim 2,

an avoidance groove matched with the mounting groove in shape is formed in the outer surface of the controller;

an outer surface of the controller is coplanar with an outer surface of the base.

5. The electrically powered wheelchair of claim 2,

the controller is provided with a first limiting part, and the base is provided with a second limiting part matched with the first limiting part.

6. The electrically powered wheelchair of claim 5,

the first limiting portion is a clamping groove, the second limiting portion is a protrusion, and the protrusion is clamped into the clamping groove.

7. The electrically powered wheelchair of claim 1 further comprising:

and the rotating device is respectively connected with the first mounting frame and the handrail and is used for adjusting the deflection angle of the first mounting frame.

8. The electrically powered wheelchair of claim 1 further comprising:

the second mounting rack is arranged on the chair back of the wheelchair, and any one of the controllers is fixed on the second mounting rack.

9. The electrically powered wheelchair of claim 1,

and a holding groove is formed in the outer surface of the controller.

10. The electrically powered wheelchair of claim 1,

and an anti-slip layer is arranged on the outer surface of the controller.