CN211610408U

CN211610408U - Electric wheelchair and power supply mechanism thereof

Info

Publication number: CN211610408U
Application number: CN201922281705.6U
Authority: CN
Inventors: 奉明军
Original assignee: Dongguan Yatuo Industrial Co ltd
Current assignee: Dongguan Yatuo Industrial Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-10-02
Anticipated expiration: 2029-12-18

Abstract

The utility model provides an electric wheelchair and a power supply mechanism thereof, wherein the power supply mechanism comprises a shell, a battery pack arranged in the shell and a connecting component arranged on one side of the shell; the shell is provided with a first accommodating cavity; the connecting assembly is arranged on a limiting block of the first accommodating cavity, a first elastic piece arranged between the limiting block and the bottom of the first accommodating cavity and a movable block which is coupled to the shell and connected with the limiting block; one end of the movable block is abutted against the limiting block and matched with the first elastic piece for use so as to drive the limiting block to move repeatedly along the opening end of the first accommodating cavity. The utility model discloses can be quick take off power mechanism from electronic wheelchair, simplify the installation and dismantle the process, the power mechanism's of being convenient for installation, dismantlement, change and maintenance for power mechanism can dismantle to get off and charge, also can improve electronic wheelchair's security performance.

Description

Electric wheelchair and power supply mechanism thereof

Technical Field

The utility model relates to an electronic wheelchair technical field especially relates to an electronic wheelchair and electrical power generating mechanism thereof.

Background

Domestic type electric wheelchair is used more and more, has brought the convenience for the inconvenient people of most legs and feet, but current wheelchair battery adopts the lithium cell, and the battery dress is fixed mounting mostly on the frame. It is not very convenient to charge and change the battery.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric wheelchair and a power mechanism thereof, which solve the technical problem that the power mechanism of the existing electric wheelchair is not convenient to disassemble.

The utility model provides a power mechanism of an electric wheelchair, which comprises a shell, a battery pack arranged in the shell and a connecting component arranged on one side of the shell; the shell is provided with a first accommodating cavity; the connecting assembly is arranged on a limiting block of the first accommodating cavity, a first elastic piece arranged between the limiting block and the bottom of the first accommodating cavity and a movable block which is coupled to the shell and connected with the limiting block; one end of the movable block is abutted against the limiting block and matched with the first elastic piece for use so as to drive the limiting block to move repeatedly along the opening end of the first accommodating cavity.

Furthermore, the limiting block comprises a butting part connected with the first elastic part and a first clamping part arranged on one side of the butting part, which is far away from the first elastic part; the first clamping portion is provided with a guide surface.

Furthermore, the shell is also provided with a second accommodating cavity for accommodating the movable block; the first accommodating cavity is communicated with the second accommodating cavity.

Furthermore, the abutting part is provided with a limit groove; the movable block is axially connected to the communication position of the first accommodating cavity and the second accommodating cavity; one end of the movable block is abutted to the limiting groove.

Furthermore, a first rotating hole is formed in the communication position of the first accommodating cavity and the second accommodating cavity, and the movable block is connected to the first rotating hole through a rotating shaft.

Furthermore, the movable block is provided with a second rotating hole, and a second elastic part is arranged between the rotating shaft and the second rotating hole.

Furthermore, one side of the shell, which is far away from the limiting block, is provided with a first power supply connector connected with the battery pack and a power supply fixing seat arranged on the periphery of the first power supply connector.

On the other hand, the utility model also provides an electronic wheelchair, include power supply mechanism.

Further, the electric wheelchair comprises a frame body, wherein the frame body is provided with a battery accommodating groove, and one end of the battery accommodating groove is provided with a limiting part matched with the limiting block for use.

Furthermore, the battery pack is connected with a first power connector and a power fixing seat arranged on the periphery of the first power connector, and a second power connector assembly connected with the first power connector and a battery fixing groove used for installing the second power connector assembly are arranged at the other end of the battery accommodating groove.

The utility model has the advantages that: the utility model pushes the limiting block outwards through the first elastic piece, so that the limiting block is matched with the electric wheelchair to fix the power supply mechanism on the electric wheelchair, and the limiting block can be prevented from sliding out of the first accommodating cavity through the action of the movable block; when power supply mechanism takes off, only need outwards stimulate the one end of movable block through lever principle, can pass through the other end butt stopper of movable block, and promote the stopper moves toward first elastic component direction to make the stopper move toward first holding intracavity, outwards stimulate again the movable block, can be quick take off power supply mechanism from electric wheelchair, simplified the installation and dismantled the process, the power supply mechanism's of being convenient for installation, dismantlement, change and maintenance for power supply mechanism can dismantle to get off and charge, also can improve electric wheelchair's security performance.

Drawings

Fig. 1 is a perspective view of an embodiment of a power mechanism of an electric wheelchair according to the present invention.

Fig. 2 is an exploded view of an embodiment of a power mechanism of an electric wheelchair according to the present invention.

Fig. 3 is a sectional view of an embodiment of a power mechanism of an electric wheelchair according to the present invention.

Fig. 4 is a partial sectional view of an embodiment of a power mechanism of an electric wheelchair according to the present invention.

Fig. 5 is a perspective view of a movable block of an embodiment of a power mechanism of an electric wheelchair according to the present invention.

Fig. 6 is a perspective view of a limiting block of an embodiment of the power mechanism of the electric wheelchair of the present invention.

Fig. 7 is a perspective view of an embodiment of an electric wheelchair according to the present invention.

Fig. 8 is an exploded view of the power mechanism of an embodiment of the power mechanism of the electric wheelchair of the present invention connected to a battery storage tank.

Figure 9 is an exploded view of a second power connection assembly of an embodiment of the power mechanism of the electric wheelchair of the present invention.

Figure 10 is a partial cross-sectional view of another embodiment of an electrically powered wheelchair in accordance with the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 10, the present invention provides a power mechanism 10 of an electric wheelchair, which includes a housing 1, a battery pack 2 installed inside the housing 1, and a connecting assembly installed at one side of the housing 1; the shell 1 is provided with a first accommodating cavity 11; the connecting assembly is arranged on a limiting block 31 of the first accommodating cavity 11, a first elastic piece 33 arranged between the limiting block 31 and the bottom of the first accommodating cavity 11, and a movable block 32 which is coupled to the housing 1 and connected with the limiting block 31; one end of the movable block 32 abuts against the stopper 31 and cooperates with the first elastic member 33 to drive the stopper 31 to move repeatedly along the opening end of the first accommodating cavity 11.

The utility model pushes the limiting block 31 outwards through the first elastic piece 33, so that the limiting block 31 is matched with the electric wheelchair to fix the power supply mechanism 10 on the electric wheelchair, and the limiting block 31 can be prevented from sliding out of the first accommodating cavity 11 through the action of the movable block 32; when power supply mechanism 10 is taken off to needs, only need outwards stimulate the one end of movable block 32 through lever principle, can pass through movable block 32 other end butt stopper 31, and promote stopper 31 moves toward first elastic component 33 direction to make stopper 31 toward first holding intracavity 11 internal motion, outwards stimulate again movable block 32, can be quick take off power supply mechanism 10 from electric wheelchair, simplified the installation and dismantled the process, be convenient for power supply mechanism 10's installation, dismantlement, change and maintenance, make power supply mechanism 10 can dismantle to get off and charge, also can improve electric wheelchair's security performance.

In an optional embodiment, the stopper 31 includes an abutting portion connected to the first elastic member 33 and a first clamping portion 312 installed on a side of the abutting portion away from the first elastic member 33; the first engaging portion 312 is provided with a guide surface 313. The power supply mechanism 10 can be clamped to the electric wheelchair by the first clamping part 312; and be equipped with spigot surface 313, when needs install power supply mechanism 10 on electronic wheelchair, only need press power supply mechanism 10 downwards, through spigot surface 313's effect, can promote stopper 31 toward first holding chamber 11 in to make first joint portion 312 can carry out the joint with electronic wheelchair, it is simple convenient.

In an alternative embodiment, the housing 1 is further provided with a second accommodating cavity 12 for accommodating the movable block 32; the first accommodating cavity 11 is communicated with the second accommodating cavity 12. The abutting part is provided with a limit groove 311; the movable block 32 is coupled at the communication position of the first accommodating cavity 11 and the second accommodating cavity 12; one end of the movable block 32 abuts against the limiting groove 311. In this embodiment, the second accommodating chamber 12 is provided to accommodate the movable block 32 therein, which can effectively simplify the structure of the power supply mechanism 10.

In an alternative embodiment, a first rotation hole is formed at the connection between the first receiving cavity 11 and the second receiving cavity 12, and the movable block 32 is connected to the first rotation hole through a rotation shaft 321. Through the effect of axis of rotation 321 for the movable block 32 can rotate around axis of rotation 321, thereby be convenient for the user through the one end of pulling movable block 32, make the motion of stopper 31 of other end control of movable block 32. Specifically, the movable block 32 is provided with a second rotation hole 323, and a second elastic member 322 is disposed between the rotation shaft 321 and the second rotation hole 323. Set up first elastic component 33 and second axis of rotation 321, can be convenient for movable block 32 erection joint on casing 1, during the installation, only need rotate axis of rotation 321 towards the second and press in rotating hole 323, can install movable block 32 in second holding chamber 12, and is simple convenient.

In an optional embodiment, a first power connector 14 connected to the battery pack 2 and a power fixing seat disposed at the periphery of the first power connector 14 are disposed on a side of the housing 1 away from the limiting block 31. The first power connector 14 is arranged, so that the electric connection with the electric wheelchair is facilitated, and the stability of connection between the power connector and the power fixing seat can be improved.

Specifically, the first elastic member 33 and the second elastic member 322 may each use a spring.

On the other hand, the utility model also provides an electric wheelchair, including power mechanism 10. Specifically, the power supply mechanism 10 is installed on both sides of the electric wheelchair.

In an optional embodiment, the electric wheelchair includes a frame body 20, the frame body 20 is provided with a battery accommodating groove, and one end of the battery accommodating groove is provided with a limiting portion 42 used in cooperation with the limiting block 31. In this embodiment, the power mechanism 10 can be effectively clamped in the battery accommodating groove by the action of the limiting portion 42.

In an alternative embodiment, the battery pack is connected to a first power connector 14 and a power holder 13 disposed at the periphery of the first power connector 14, and the other end of the battery receiving groove 41 is provided with a second power connector component connected to the first power connector 14 and a battery receiving groove 41 for receiving a battery fixing groove 53 of the second power connector component.

In one embodiment, the second power connector assembly includes a second power connector 51 inserted into the battery fixing groove 53, a third elastic member 52 sleeved between the second power connector 51 and the battery fixing groove 53, a first fixing member 54 installed in the battery fixing groove 53 and used for fixedly connecting with the second power connector 51, an electrode 55 sleeved on one end of the second power connector 51 located at the outer side of the first fixing member 54, and a second fixing member 57 used for fixing the electrode 55 on the second power connector 51. The battery fixing groove 53 is fixed in the battery fixing groove 53 by a screw 56. In this embodiment, the second power connector 51 can be fixedly mounted at the bottom of the battery fixing groove 53 by the first fixing member 54, and the second power connector 51 can be in the unfolded state by the third elastic member 52; the electrode 55 can be connected to the second power connector 51 by the second fixing member 57, thereby facilitating the wiring of the electric wheelchair. Specifically, the third elastic member 52 is a spring, the first fixing member 54 and the second fixing member 57 are nuts, and the second power connector 51 is a screw.

Specifically, when the power supply mechanism 10 needs to be installed on the electric wheelchair, the battery fixing seat 13 is aligned with the power supply fixing groove, so that the first power supply connector 13 is aligned with the second power supply connector 51; then press the one end that casing 1 was equipped with stopper 31, through the effect of spigot surface 313, can be quick with electrical power generating mechanism 10 joint on support body 20 for first joint portion 312 and spacing portion 42 joint accomplish the installation, and is simple quick.

In the description herein, references to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.

Claims

1. A power supply mechanism of an electric wheelchair is characterized by comprising a shell, a battery pack arranged in the shell and a connecting component arranged on one side of the shell; the shell is provided with a first accommodating cavity; the connecting assembly is arranged on a limiting block of the first accommodating cavity, a first elastic piece arranged between the limiting block and the bottom of the first accommodating cavity and a movable block which is coupled to the shell and connected with the limiting block; one end of the movable block is abutted against the limiting block and matched with the first elastic piece for use so as to drive the limiting block to move repeatedly along the opening end of the first accommodating cavity.

2. The power supply mechanism of the electric wheelchair as claimed in claim 1, wherein the limiting block comprises an abutting portion connected to the first elastic member and a first engaging portion mounted on a side of the abutting portion away from the first elastic member; the first clamping portion is provided with a guide surface.

3. The power supply mechanism of an electric wheelchair as claimed in claim 2, wherein the housing is further provided with a second housing chamber for housing the movable block; the first accommodating cavity is communicated with the second accommodating cavity.

4. The power supply mechanism of an electric wheelchair as claimed in claim 3, wherein the abutting portion is provided with a stopper groove; the movable block is axially connected to the communication position of the first accommodating cavity and the second accommodating cavity; one end of the movable block is abutted to the limiting groove.

5. The power supply mechanism of an electric wheelchair as claimed in claim 4, wherein a first rotation hole is provided at a communication position of the first receiving chamber and the second receiving chamber, and the movable block is connected to the first rotation hole through a rotation shaft.

6. The power supply mechanism of electric wheelchair as claimed in claim 5, wherein the movable block is provided with a second rotation hole, and a second elastic member is provided between the rotation shaft and the second rotation hole.

7. The power mechanism of the electric wheelchair as claimed in claim 1, wherein a first power connector connected to the battery pack and a power holder disposed at a periphery of the first power connector are disposed at a side of the housing away from the limiting block.

8. An electrically powered wheelchair comprising a power supply mechanism as claimed in any one of claims 1 to 7.

9. The electric wheelchair as claimed in claim 8, wherein the electric wheelchair comprises a frame body, the frame body is provided with a battery accommodating groove, and one end of the battery accommodating groove is provided with a limiting part used in cooperation with the limiting block.

10. The electrically propelled wheelchair as claimed in claim 9, wherein the battery pack is connected to a first power connector and a power holder installed around the first power connector, and the other end of the battery receiving groove is provided with a second power connector assembly connected to the first power connector and a battery fixing groove for receiving the second power connector assembly.