CN214625678U

CN214625678U - Motor carbon brush convenient to replace

Info

Publication number: CN214625678U
Application number: CN202120485168.1U
Authority: CN
Inventors: 王建文
Original assignee: Zhongshan Mengli Motor & Electric Appliance Co ltd
Current assignee: Zhongshan Mengli Motor & Electric Appliance Co ltd
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-11-05
Anticipated expiration: 2031-03-08

Abstract

The utility model discloses a convenient motor carbon brush of changing, including carbon brush lid, insulation board one is installed to the avris block of carbon brush lid, insulation board two is installed in the outside laminating of carbon brush lid, the gasket is installed in the outside laminating of insulation board two, the brush holder is installed in the outside laminating of gasket, the inside fixed mounting of carbon brush lid has the rivet cover, the inboard fixed mounting of rivet cover has the connection rivet, the outside fixed mounting of brush holder has the brush spring. This convenient motor carbon brush of changing, carbon brush overall structure is for invering the assembly, the carbon powder can not pile up on the bottom plate, improve later maintenance's convenience, the short circuit risk of having avoided appearing, every carbon brush independently comes out to pass through screw hole locking assembly with the screw, change convenient and fast, inside brush is held and is connected with the gasket, both are insulated through two insulation boards between with the carbon brush lid, the brush of opposite side is held and is connected on the gasket through copper line welding, four carbon brushes just can independently come out the assembly like this, the production is made things convenient for greatly with later maintenance.

Description

Motor carbon brush convenient to replace

Technical Field

The utility model relates to a motor carbon brush technical field specifically is a motor carbon brush of convenient change.

Background

The motor carbon brush is a general name of the carbon brush of a motor and the carbon brush of a generator, the carbon brush of the motor is like a rubber strip of a pencil, a lead is arranged on the top of the carbon brush of the motor to be led out, the size of the carbon brush of the motor is small, the carbon brush of the motor is used for changing the current direction of a current coil of a winding to be divided into a direct current motor and an alternating current motor, and the direct current motor is used for changing the current direction of the current coil of the winding, so that the polarity of the winding is changed, and the rotating direction of the motor is changed.

Most motor carbon brushes all adopt at present just putting the assembly, and the beading is on the motor line package, can't stand alone out, is difficult for changing it, and inside carbon dust takes place easily to pile up simultaneously, leads to the troublesome and short circuit risk of later maintenance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient motor carbon brush of changing to it all adopts just putting the assembly to present most motor carbon brushes among the solution above-mentioned background art, and the beading is unable independently out on the motor line package, is difficult for changing it, and the pile up takes place easily for the carbon dust of inside simultaneously, leads to the trouble and the problem that has the short circuit risk of later maintenance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a convenient motor carbon brush of changing, includes the carbon brush lid, insulation board one is installed to the avris block of carbon brush lid, insulation board two is installed in the outside laminating of carbon brush lid, the gasket is installed in the outside laminating of insulation board two, the brush holder is installed in the outside laminating of gasket, the inside fixed mounting of carbon brush lid has the rivet cover, the inboard fixed mounting of rivet cover has the connection rivet, the outside fixed mounting of brush holder has the brush spring, the avris fixed mounting of carbon brush lid has the screw hole.

Preferably, the number of the first insulating plates is four relative to the vertical center line of the carbon brush cover, the first insulating plates are sleeved and mounted on the outer sides of the connecting rivets, and the number of the connecting rivets is two in the first insulating plates.

Preferably, the second insulating plate is located on one side, far away from the first insulating plate, of the carbon brush cover, the second insulating plate is sleeved and mounted on the outer side of the connecting rivet, and the second insulating plate corresponds to the first insulating plate one to one.

Preferably, the gasket is sleeved and installed on the outer side of the connecting rivet, the gasket is located between the second insulating plate and the gasket, the gasket corresponds to the second insulating plate one to one, the brush holders correspond to the gasket one to one, the brush holders are sleeved and installed on the outer side of the connecting rivet, and the brush springs correspond to the brush holders one to one.

Preferably, the circle center of the connecting rivet and the circle center of the rivet sleeve are located on the same vertical line, the rivet sleeve corresponds to the connecting rivet one to one, one end of the connecting rivet extends to the outer side of the brush holder, and the other end of the connecting rivet extends to the outer side of the insulating plate I.

Preferably, the screw holes are located on one side of the carbon brush cover close to the brush holder, and two screw holes are symmetrically arranged about a vertical center line of the carbon brush cover.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the conveniently-replaced motor carbon brush, the whole structure of the carbon brush is inverted and assembled, the carbon powder cannot be accumulated on the bottom plate, the convenience of later maintenance is improved, the existing short circuit risk is avoided, each carbon brush is independently taken out and is locked and assembled through the threaded hole by a screw, and replacement is convenient and rapid;

2. this convenient motor carbon brush of changing, inside brush holder is connected with the gasket, and both are two insulating through the insulation board between with the carbon brush lid, and the brush holder of opposite side is connected on the gasket through copper line welding, and four carbon brushes just can independently come out the assembly like this, have made things convenient for production greatly with later maintenance.

Drawings

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

fig. 2 is a schematic rear view of the present invention;

fig. 3 is a schematic sectional view of the present invention.

In the figure: 1. a carbon brush cover; 2. a first insulating plate; 3. a second insulating plate; 4. a gasket; 5. a brush holder; 6. a rivet sleeve; 7. connecting rivets; 8. brushing the spring; 9. screw holes.

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. 1-3, the present invention provides a technical solution: a motor carbon brush convenient to replace comprises a carbon brush cover 1, a first insulation plate 2, a second insulation plate 3, a gasket 4, a brush holder 5, a rivet sleeve 6, a connecting rivet 7, a brush spring 8 and screw holes 9, wherein the first insulation plate 2 is clamped and installed on the lateral side of the carbon brush cover 1, the second insulation plate 3 is installed on the outer side of the carbon brush cover 1 in a laminating manner, the gasket 4 is installed on the outer side of the second insulation plate 3 in a laminating manner, the brush holder 5 is installed on the outer side of the gasket 4 in a laminating manner, the rivet sleeve 6 is fixedly installed inside the carbon brush cover 1, the connecting rivet 7 is fixedly installed on the inner side of the rivet sleeve 6, the brush spring 8 is fixedly installed on the outer side of the brush holder 5, the screw holes 9 are fixedly installed on the lateral side of the carbon brush cover 1, four insulation plates 2 are annularly arranged on the vertical central line of the carbon brush cover 1, the first insulation plate 2 is sleeved and installed on the outer side of the connecting rivet 7, the connecting rivet 7 is arranged inside the first insulation plate 2, the insulation plate I2 has an insulation effect on one end of the connecting rivet 7, and current is prevented from leaking out through the connecting rivet 7;

the second insulation plate 3 is positioned on one side, away from the first insulation plate 2, of the carbon brush cover 1, the second insulation plate 3 is sleeved and mounted on the outer side of the connecting rivet 7, the second insulation plate 3 corresponds to the first insulation plate 2 in a one-to-one mode, the second insulation plate 3 improves the insulativity between the brush holder 5 and the carbon brush cover 1, the gasket 4 is sleeved and mounted on the outer side of the connecting rivet 7, the gasket 4 is positioned between the second insulation plate 3 and the gasket 4, the gasket 4 corresponds to the second insulation plate 3 in a one-to-one mode, the brush holder 5 corresponds to the gasket 4 in a one-to-one mode, the brush holder 5 is sleeved and mounted on the outer side of the connecting rivet 7, the brush springs 8 correspond to the brush holder 5 in a one-to-one mode, and the brush holders 5 on the opposite side are welded on the gasket 4 through copper wires;

the centre of a circle of connecting rivet 7 and the centre of a circle of rivet cover 6 are located same vertical line, rivet cover 6 with connect rivet 7 one-to-one, the one end of connecting rivet 7 extends to the outside of brush holder 5, the other end of connecting rivet 7 extends to the outside of insulation board 2, connect rivet 7 and install inside carbon brush lid 1 through rivet cover 6, to carbon brush lid 1, insulation board 2, insulation board two 3, gasket 4, brush holder 5 plays the fixed action, screw hole 9 is located one side that carbon brush lid 1 is close to brush holder 5, screw hole 9 is provided with two about the vertical central line symmetry of carbon brush lid 1, carbon brush lid 1 is installed through screw hole 9, make every carbon brush independently come out with screw locking assembly.

The working principle is as follows: firstly, use connection rivet 7 with insulation board one 2, insulation board two 3, gasket 4, brush holder 5 is fixed on carbon brush lid 1, brush holder 5 is connected with gasket 4, both are insulated through insulation board two 3 between with carbon brush lid 1, brush holder 5 of opposite side is connected on gasket 4 through copper line welding, four carbon brushes just can independently come out the assembly like this, the production is made things convenient for greatly with the later maintenance, insulation effect is played to the outside of connection rivet 7 to insulation board one 2, prevent that the electric current from leaking out through connecting rivet 7, the security of using is improved, after the fixed completion, use the screw to install carbon brush lid 1 through screw hole 9, make every carbon brush independently assemble, change convenient and fast.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a convenient motor carbon brush of changing, includes carbon brush lid (1), its characterized in that: insulation board (2) are installed to the avris block of carbon brush lid (1), insulation board two (3) are installed in the outside laminating of carbon brush lid (1), gasket (4) are installed in the outside laminating of insulation board two (3), brush holder (5) are installed in the outside laminating of gasket (4), the inside fixed mounting of carbon brush lid (1) has rivet cover (6), the inboard fixed mounting of rivet cover (6) has connection rivet (7), the outside fixed mounting of brush holder (5) has brush spring (8), the avris fixed mounting of carbon brush lid (1) has screw hole (9).

2. The carbon brush of the motor convenient to replace according to claim 1, wherein: the carbon brush cover is characterized in that four insulation plates (2) are annularly arranged on the vertical center line of the carbon brush cover (1), the insulation plates (2) are sleeved and mounted on the outer side of a connecting rivet (7), and two connecting rivets (7) are arranged inside the insulation plates (2).

3. The carbon brush of the motor convenient to replace according to claim 1, wherein: the second insulation board (3) is located on one side, away from the first insulation board (2), of the carbon brush cover (1), the second insulation board (3) is installed on the outer side of the connecting rivet (7) in a sleeved mode, and the second insulation board (3) corresponds to the first insulation board (2) in a one-to-one mode.

4. The carbon brush of the motor convenient to replace according to claim 1, wherein: the gasket (4) is sleeved and installed on the outer side of the connecting rivet (7), the gasket (4) is located between the second insulating plate (3) and the gasket (4), the gasket (4) is in one-to-one correspondence with the second insulating plate (3), the brush holder (5) is in one-to-one correspondence with the gasket (4), the brush holder (5) is sleeved and installed on the outer side of the connecting rivet (7), and the brush spring (8) is in one-to-one correspondence with the brush holder (5).

5. The carbon brush of the motor convenient to replace according to claim 1, wherein: the circle center of connecting rivet (7) is located same vertical line with the circle center of rivet cover (6), rivet cover (6) with connect rivet (7) one-to-one, the one end of connecting rivet (7) extends to the outside of brush holder (5), the other end of connecting rivet (7) extends to the outside of insulation board (2).

6. The carbon brush of the motor convenient to replace according to claim 1, wherein: the carbon brush cover is characterized in that the screw holes (9) are located on one side, close to the brush holder (5), of the carbon brush cover (1), and two screw holes (9) are symmetrically arranged on the vertical center line of the carbon brush cover (1).