CN215120346U

CN215120346U - Brush motor mounting seat, brush motor end cover and brush motor thereof

Info

Publication number: CN215120346U
Application number: CN202120224489.6U
Authority: CN
Inventors: 王书敏; 林景彬; 钟羡威; 冯如智
Original assignee: Xiamen David Technology Co ltd
Current assignee: Xiamen David Technology Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-12-10
Anticipated expiration: 2031-01-25

Abstract

The utility model provides a there is brush motor mount pad, has brush motor end cover and has brush motor thereof. Wherein, brush motor mount pad includes base, bullet needle, control assembly. The elastic needle and the control assembly are both installed on the base. When installing the end cover of brush motor, with carbon brush and carbon brush spring install in the end cover in proper order, install the standing groove with the end cover again in, at this moment, in the bullet needle stretches into the end cover from the standing groove, extrude the carbon brush, let the bullet needle stretch out and block the carbon brush and reset from the head of carbon brush, at this moment, can install the end cover on having the brush motor, after the installation, press or slide the control block, the bullet needle withdraws from the head of carbon brush, accomplishes the installation of end cover. The utility model discloses simple structure is reliable, and there is loaded down with trivial details, the speed is slow, the motor carbon brush pops out the scheduling problem easily in the production installation flow that can effectively solve current brush motor.

Description

Brush motor mounting seat, brush motor end cover and brush motor thereof

Technical Field

The utility model relates to a there is brush motor mount pad, has brush motor end cover and have brush motor thereof.

Background

A brushed electric machine is a rotating electric machine that includes a brush arrangement to convert electrical energy into mechanical energy (an electric motor) or mechanical energy into electrical energy (a generator). The brush motor is the basis of all motors, and has the characteristics of quick start, timely braking, capability of smoothly regulating the speed in a large range, relatively simple control circuit and the like.

The existing production and installation process of the brush motor has the problems of complex installation, low speed, easy ejection of the motor carbon brush and the like. In view of the above problems, it is desirable to develop a structure for facilitating the convenient installation of a carbon brush of a brush motor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solve above-mentioned technical problem, provide a brush motor mount pad, brush motor end cover and have brush motor.

In a first aspect, a brush motor mounting base is provided, which comprises a base, a spring pin and a control assembly. The elastic needle and the control assembly are both installed on the base. In particular, the method comprises the following steps of,

the top of base is equipped with the standing groove. Two elastic needle telescopic holes are formed in the placing groove and penetrate through the bottom of the base to form a bottom hole. And the side part of the base is provided with a butt joint hole communicated with the elastic needle telescopic hole.

The elastic needle comprises a needle rod and a bottom block. The needle rod is vertically arranged on the bottom block.

The control assembly comprises a spring and a control block. The control block is arranged on the side part of the base and provided with a convex block extending into the elastic needle telescopic hole, and a through hole coaxial with the elastic needle telescopic hole is formed in the convex block.

The needle rod of the elastic needle sequentially penetrates through the bottom hole, the through hole and extends into the placing groove. The top of the bottom block is propped against the convex block. The bottom of base is equipped with the bottom, the bottom shutoff bottom hole. The spring is arranged in the elastic needle telescopic hole, one end of the spring props against the bottom of the bottom block, and the other end of the spring props against the bottom cover.

The control block is hinged or slidably mounted on the side part of the base, and the elastic needle reciprocates in the elastic needle telescopic hole through the spring and the rotation or sliding of the control block.

When installing the end cover of brush motor, with carbon brush and carbon brush spring install in the end cover in proper order, install the standing groove with the end cover again in, at this moment, in the bullet needle stretches into the end cover from the standing groove, extrude the carbon brush, let the bullet needle stretch out and block the carbon brush and reset from the head of carbon brush, at this moment, can install the end cover on having the brush motor, after the installation, press or slide the control block, the bullet needle withdraws from the head of carbon brush, accomplishes the installation of end cover.

Furthermore, the side part of the base is provided with a mounting groove, and the control block is arranged in the mounting groove.

Furthermore, the control block is close to the top angle of the base lateral part and is provided with a hinge hole, and the control block is hinged and installed in the installation groove through the hinge hole.

Furthermore, two hanging lugs corresponding to the hinge holes are arranged in the mounting groove, and the distance between the two hanging lugs is equal to the thickness of the control block. The control block is hinged on the hanging lug through a rotating shaft.

Furthermore, one side of the control block, which is far away from the side part of the base, is provided with a pressing surface. The bottom angle of the control block close to the side part of the base is designed to be a notch. Upwards press or release the press surface, the breach of stepping down is kept away from or is close to the base lateral part, the bullet needle in the standing groove contracts or stretches.

Furthermore, the pressing surface and the abdicating notch are both arc-shaped surfaces which incline downwards.

Furthermore, the bottom of the placing groove is provided with a convex limiting butt-joint block.

In a second aspect, a brush motor end cover is provided, which comprises an end cover body, a motor carbon brush and a carbon brush spring. The end cover is characterized in that a carbon brush mounting groove is formed in the end cover body, and the carbon brush spring and the motor carbon brush are sequentially arranged in the carbon brush mounting groove.

And the periphery of the outlet of the carbon brush mounting groove is provided with a communicated assembly hole which penetrates through the bottom of the end cover body. The outline of the bottom of the end cover body is consistent with the outline of the placing groove of the end cover of the brush motor provided by the first aspect, the position of the assembling hole is consistent with the position of the through hole, and the diameter of the assembling hole is larger than that of the needle rod of the bullet needle.

The use or installation process is as described in the first aspect.

Furthermore, the bottom of the end cover body is provided with a concave limiting butt joint groove for being connected with a limiting butt joint block of the brush motor mounting seat

In a third aspect, a brush motor is provided, which includes the end cover of the brush motor provided in the second aspect.

From the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. according to the problem of installation of the carbon brush of the brush motor, the brush motor installation base is designed, the carbon brush can be limited before the end cover of the brush motor is installed, and the installation difficulty is reduced;

2. after the end cover of the brush motor is installed, the shrinkage of the elastic needle is controlled through the control block, the limitation on the carbon brush is removed, and the brush motor is simple in structure and convenient to operate;

3. according to the problem of brush motor carbon brush installation, design a brush motor end cover, in its installation, the spacing mode of carbon brush is simple effective, and simple structure solves the production installation flow that current brush motor exists that the installation of motor carbon brush is loaded down with trivial details, slow, the motor carbon brush pops out the scheduling problem easily.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.

Wherein:

FIG. 1 is an axial side view of a brush motor mount of the present invention;

fig. 2 is a front view of a brush motor mounting base of the present invention;

FIG. 3 is a side view of the brush motor mounting base of the present invention

FIG. 4 is a sectional view of the brush motor mounting base of the present invention

The reference numerals of fig. 1 to 4 denote: the elastic needle comprises a base 1, a placing groove 11, an elastic needle telescopic hole 12, a mounting groove 13, a butt joint hole 14, a hanging lug 15, a bottom cover 16, an elastic needle 2, a needle rod 21, a bottom block 22, a spring 31, a control block 32, a projection 321 and a hinge hole 322.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The first embodiment is as follows:

referring to fig. 1 to 4, a brush motor mounting base includes a base 1, a pogo pin 2, and a control assembly. The elastic needle 2 and the control component are both arranged on the base 1. In particular, the method comprises the following steps of,

the top of the base 1 is provided with a placing groove 11. The novel elastic needle type hand-operated tool is characterized in that a protruding limiting butt-joint block and two elastic needle telescopic holes 12 are formed in the placing groove 11, and the elastic needle telescopic holes 12 penetrate through the bottom of the base 1 to form bottom holes. The lateral part of base 1 is equipped with mounting groove 13, be equipped with the intercommunication in mounting groove 13 bullet needle telescopic hole 12 butt joint hole 14.

The latch needle 2 includes a needle bar 21 and a bottom block 22. The needle bar 21 is vertically disposed on the bottom block 22.

The control assembly comprises a spring 31 and a control block 32. The control block 32 is arranged in the mounting groove 13 of the base 1 and is provided with a convex block 321 extending into the elastic needle telescopic hole 12, and the convex block 321 is provided with a through hole coaxial with the elastic needle telescopic hole 12.

In this embodiment, two hanging lugs 15 corresponding to the hinge holes 322 are disposed in the mounting groove 13, and a distance between the two hanging lugs 15 is equal to a thickness of the control block 32. The control block 32 is provided with a hinge hole 322 near the top corner of the side of the base 1, and the control block 32 is hinged and installed on the hanging lug 15 through the hinge hole 322.

The needle bar 21 of the elastic needle 2 sequentially passes through the bottom hole, is perforated and extends into the placing groove 11. The top of the bottom block 22 abuts against the projection 321. The bottom of the base 1 is provided with a bottom cover 16, and the bottom cover 16 blocks the bottom hole. The spring 31 is disposed in the pogo pin expansion hole 12, and one end of the spring abuts against the bottom of the bottom block 22, and the other end abuts against the bottom cap 16.

One surface of the control block 32, which is far away from the side part of the base 1, is provided with a pressing surface with an arc-shaped surface. The bottom angle of the control block 32 close to the side of the base 1 is a notch with an arc-shaped surface. The pressing surface is pressed or released, the abdicating notch is far away from or close to the side part of the base 1, and the elastic needle 2 in the placing groove 11 contracts or extends.

When installing the end cover of brush motor, install carbon brush and carbon brush spring in the end cover in proper order, install the end cover in standing groove 11 again, at this moment, in the bullet needle 2 stretches into the end cover from standing groove 11, extrudees the carbon brush, lets bullet needle 2 stretch out and support and block the carbon brush and reset from the head of carbon brush, at this moment, can install the end cover on having the brush motor, after the installation, press down or slide control piece 32, bullet needle 2 withdraws from the head of carbon brush, accomplishes the installation of end cover.

Example two:

a brush motor end cover comprises an end cover body, a motor carbon brush and a carbon brush spring. The end cover is characterized in that a carbon brush mounting groove 13 is formed in the end cover body, and the carbon brush spring and the motor carbon brush are sequentially installed in the carbon brush mounting groove 13.

And a communicated assembly hole is formed in the periphery of the outlet of the carbon brush mounting groove 13 and penetrates through the bottom of the end cover body. The outline of the bottom of the end cover body is consistent with the outline of the placing groove 11 of the end cover of the brush motor provided by the first embodiment, and the position of the assembling hole is consistent with the position of the through hole, and the diameter of the assembling hole is larger than the diameter of the needle rod 21 of the elastic needle 2.

The use or installation process is as described in the first aspect. In order to improve the butt joint reliability of the end cover of the brush motor and the mounting seat of the brush motor, the bottom of the end cover body is provided with a concave limiting butt joint groove for being connected with a limiting butt joint block of the mounting seat of the brush motor

Example three:

a brush motor comprises the brush motor end cover provided by the second embodiment.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.

Claims

1. A brush motor mounting base is characterized by comprising a base, a spring needle and a control assembly; the elastic needle and the control assembly are both arranged on the base;

the top of the base is provided with a placing groove; two elastic needle telescopic holes are formed in the placing groove and penetrate through the bottom of the base to form bottom holes; the side part of the base is provided with a butt joint hole communicated with the elastic needle telescopic hole;

the elastic needle comprises a needle rod and a bottom block; the needle rod is vertically arranged on the bottom block;

the control assembly comprises a spring and a control block; the control block is arranged on the side part of the base and is provided with a lug extending into the elastic needle telescopic hole, and the lug is provided with a through hole coaxial with the elastic needle telescopic hole;

the needle rod of the elastic needle sequentially penetrates through the bottom hole, the through hole and extends into the placing groove; the top of the bottom block is propped against the convex block; a bottom cover is arranged at the bottom of the base and used for plugging the bottom hole; the spring is arranged in the elastic needle telescopic hole, one end of the spring props against the bottom of the bottom block, and the other end of the spring props against the bottom cover;

2. A brush motor mounting according to claim 1, wherein the base is provided with mounting slots on its sides, and the control block is disposed in the mounting slots.

3. A brush motor mounting according to claim 2, wherein the control block is provided with hinge holes at the top corners near the sides of the base, and the control block is mounted in the mounting groove by means of the hinge holes.

4. The brush motor mounting base according to claim 3, wherein two hanging lugs corresponding to the hinge holes are arranged in the mounting base, and the distance between the two hanging lugs is equal to the thickness of the control block; the control block is hinged on the hanging lug through a rotating shaft.

5. A brush motor mounting base according to claim 3, wherein a pressing surface is provided on a side of the control block remote from the side of the base; a bottom corner of the control block, which is close to the side part of the base, is provided with a yielding notch; upwards press or release the press surface, the breach of stepping down is kept away from or is close to the base lateral part, the bullet needle in the standing groove contracts or stretches.

6. A brush motor mounting base according to claim 5, wherein the pressing surface and the abdicating notch are both arc-shaped surfaces which are inclined downwards.

7. The brush motor mounting base of claim 1, wherein the bottom of the placing groove is provided with a protruding limiting butt joint block.

8. A brush motor end cover comprises an end cover body, a motor carbon brush and a carbon brush spring; a carbon brush mounting groove is formed in the end cover body, and the carbon brush spring and the motor carbon brush are sequentially mounted in the carbon brush mounting groove; the carbon brush installing groove is characterized in that a communicated assembling hole is formed in the peripheral portion of an outlet of the carbon brush installing groove, and the assembling hole penetrates through the bottom of the end cover body; the bottom of the end cap body has a contour corresponding to the contour of the placement groove of the brush motor mount according to any one of claims 1 to 7, and the assembly hole has a diameter larger than the diameter of the needle shaft of the pogo pin and a position corresponding to the position of the through hole.

9. The end cap of claim 8, wherein the bottom of the end cap body is provided with a recessed limit butt groove.

10. A brushed motor comprising the brushed motor end cap of claim 8 or 9.