CN201887587U

CN201887587U - Carbon brush holder component

Info

Publication number: CN201887587U
Application number: CN2010206470474U
Authority: CN
Inventors: 陈孙艺
Original assignee: QUANZHOU YIDA ELECTRIC VEHICLE CO Ltd
Current assignee: FUJIAN YIDA ELECTRIC DRIVE CO., LTD.
Priority date: 2010-12-08
Filing date: 2010-12-08
Publication date: 2011-06-29
Anticipated expiration: 2020-12-08

Abstract

The utility model discloses a carbon brush holder component, which comprises an upper conductive seat, a lower conductive seat and a plurality of insulated fitting seats, wherein a first hollow hole for a rotating shaft to penetrate is formed on the upper conductive seat, and a first conducting wire for being connected with one group of carbon brushes is further connected on the upper conductive seat; a second hollow hole coaxial with the first hollow hole and for the rotating shaft to penetrate is formed on the lower conductive seat in parallel with the upper conductive seat, and a second conducting wire for being connected with the other group of carbon brushes is further connected on the lower conductive seat; and a plurality of insulated fitting seats are equidistantly distributed between the upper and the lower conductive seats, the upper end and the lower end of each insulated fitting seat are respectively connected with the upper and the lower conductive seats, and an accommodating room allowing the carbon brushes and springs for driving the carbon brushes to move to be arranged is further arranged on each insulated fitting seat. By adopting the carbon brush holder component, short circuit between the two groups of carbon brushes can be fundamentally avoided, and the property is stable.

Description

A kind of carbon brush holder assembly

Technical field

The utility model relates to carbon brush positioning element field, relates to a kind of carbon brush holder assembly in particular.

Background technology

Carbon brush, it is the device that transmits energy or signal between the standing part of motor or generator or other rotating machineries and the rotating part, it generally is to add coagulating agent by pure carbon to make, its external form generally is a square, it is fastened on the carbon brush holder, this carbon brush holder the inside also is provided with spring, this spring ejection carbon brush and make carbon brush be pressed in the rotating shaft.

As depicted in figs. 1 and 2, it is the front view and the vertical view of existing carbon brush holder assembly 400, this carbon brush holder assembly 400 comprises conductive seat 41, insulating trip 42 and a plurality of location arc sheet 43, this conductive seat 41 in the form of a ring, and has a hollow hole 411, this hollow hole 411 is used for passing setting for rotating shaft, also is provided with on this conductive seat 41 for first lead 412 that links to each other with carbon brush 200; This insulating trip 42 folded being located on the conductive seat 41 offer perforation 44 on this insulating trip 42 and conductive seat 41 same positions, and pass perforation 44 and insulating trip 42 is fixed on the conductive seat 41 via the rivet (not shown); This a plurality of location arc sheet 43 equidistantly is arranged on 41 weeks of conductive seat upward at interval, each location arc sheet 43 all is bent to form a containing cavity 431 for carbon brush 200 settings, and containing cavity 431 is along the radially extension of conductive seat 41, and this carbon brush holder assembly 400 also is connected with and is used to drive the spring 432 that carbon brush 200 moves along containing cavity 431; Above-mentioned location arc sheet 43 is divided into two groups in order to be matched with carbon brush 200, these two groups location arc sheets 43 are set in distance, these two groups location arc sheets 43 are separately fixed on conductive seat 41 and the insulating trip 42, promptly when a location arc sheet 43 was positioned on the conductive seat 41, its 43 contiguous of location arc sheet all was arranged on the insulating trip 42; Also be connected with second lead (not indicating among the figure) that links to each other for another group carbon brush on this rivet, thereby the electric current that another group carbon brush produces is derived, at this moment, in order to realize two groups of insulation between the carbon brush, insulating varnish 45 is coated in the place that this rivet contacts with conductive seat 41.

But above-mentioned insulating varnish 45 breaks away from easily, thereby can cause two groups of short circuits between the carbon brush 200, and then have influence on the performance of whole motor or generator etc. in the process of using; Be present carbon brush holder assembly 400 on this problem of avoiding short circuit between two groups of carbon brush 200, can't fundamentally solve all the time, have much room for improvement in fact.

In view of this, the inventor furthers investigate at the defective that existing carbon brush holder assembly 400 can't fundamentally solve short circuit between two groups of carbon brush, has this case to produce then.

The utility model content

The purpose of this utility model is to provide a kind of carbon brush holder assembly, and carbon brush holder can't fundamentally solve easy problem of short-circuit between two groups of carbon brush in the prior art to solve.

In order to reach above-mentioned purpose, solution of the present utility model is:

A kind of carbon brush holder assembly wherein, comprising:

The conduction seat of honour has first hollow hole that passes for rotating shaft, also is connected with on this conduction seat of honour for first lead that links to each other with one group of carbon brush;

Conduct electricity following, be arranged in parallel with the conduction seat of honour, and also have second hollow hole that passes for rotating shaft, this second hollow hole and the coaxial setting of first hollow hole also are connected with second lead that confession links to each other with another group carbon brush on following of this conduction;

A plurality of insulating mounting seats equidistantly are laid between following of the conduction seat of honour and the conduction, and each insulating mounting seat up and down two ends links to each other with the conduction seat of honour and following of conduction respectively, and have the room that supplies the spring setting that carbon brush and driving carbon brush move.

Further, this conduction seat of honour is provided with a plurality of detents, and this each insulating mounting seat upper end is provided with bending button portion, and this a bending button portion and a corresponding detent fasten.

Further, following of this conduction is provided with draw-in groove, and this each insulating mounting seat lower end is provided with trip, and this trip fastens with draw-in groove and links to each other.

After adopting said structure, a kind of carbon brush holder assembly that the utility model relates to, when itself and a plurality of carbon brush are connected with group, this conduction seat of honour links to each other with one group of carbon brush wherein by first lead, should following of conduction then link to each other with another group carbon brush by second lead, because this conduction seat of honour and conduct electricity and to be laid with a plurality of insulating mounting seats between following, be that the insulating mounting seat can be kept apart a conduction seat of honour and following of conduction on the structure, the carbon brush holder assembly that relates to of the utility model has realized fundamentally avoiding the hidden danger of short circuit between two groups of carbon brush thus.

Description of drawings

Fig. 1 is the structural front view of carbon brush holder assembly in the prior art;

Fig. 2 is the vertical view of Fig. 1;

The perspective view of a kind of carbon brush holder assembly that Fig. 3 relates to for the utility model;

Fig. 4 is the cutaway view of Fig. 3;

Fig. 5 is the three-dimensional exploded view of Fig. 3.

Among the figure:

The carbon brush holder assembly 100 conduction seats of honour 1

First hollow hole, 11 first leads 12

Following 2 of detent 13 conduction

Second hollow hole, 21 draw-in grooves 22

Insulating mounting seat 3 rooms 31

Portion 33 is buckled in spring 32 bendings

Trip 34 carbon brush 200

Rotating shaft 300 carbon brush holder assemblies 400

Conductive seat 41 hollow holes 411

First lead, 412 insulating trips 42

Location arc sheet 43 containing cavities 431

Spring 432 perforation 44

Insulating varnish 45.

Embodiment

In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.Need to prove, in the present embodiment with background technology in same parts adopt same label.

As Fig. 3 to shown in Figure 5, a kind of carbon brush holder assembly 100 that relates to for the utility model shown in it, it comprises the conduction seat of honour 1, conduct electricity following 2 and a plurality of insulating mounting seat 3, wherein:

This conducts electricity the seat of honour 1, has first hollow hole 11 that passes for rotating shaft 300, its integral body is rendered as ring-type, also be connected with first lead 12 on this conduction seat of honour 1, this first lead 12 is set to three in the present embodiment, it links to each other with a carbon brush respectively, thereby the electric current in the carbon brush is derived, and the bar number of this first lead 12 is matched with the number of carbon brush in one group of carbon brush;

Following 2 of this conduction, be arranged in parallel with the conduction seat of honour 1, in the present embodiment, following 2 of this conduction is set in parallel in the below at the conduction seat of honour 1, and has second hollow hole 21 that passes for rotating shaft 300, this second hollow hole 21 and the 11 coaxial settings of first hollow hole equally, thereby can make things convenient for rotating shaft 300 by and be adjacent to mutually with each carbon brush 200, also be connected with second lead on following 2 of this conduction, this second lead also is set to three in the present embodiment, thereby links to each other with another group carbon brush;

These a plurality of insulating mounting seats 3, equidistantly be laid in the conduction seat of honour 1 and the conduction following 2 between, each insulating mounting seat links to each other with following 2 of conduction with the conduction seat of honour 1 respectively at two ends about in the of 3, thereby will conduct electricity following 2 of the seat of honour 1 and conduction like this comes with regard to distinguishing on structure, and, all has room 31 on this each insulating mounting seat 3, this room 31 is provided with for carbon brush 200, and also be provided with spring 32 in the room 31, this spring 32 is used to drive carbon brush 200 and moves in room 31, promptly drives carbon brush 200 and is resisted against in the rotating shaft 300.

Like this, a kind of carbon brush holder assembly 100 that the utility model relates to, when itself and a plurality of carbon brush 200 and rotating shaft 300 are connected with group, concrete with reference to shown in Figure 3, this conduction seat of honour 1 links to each other with one group of carbon brush wherein by first lead 12, should following 2 of conduction then link to each other with another group carbon brush by second lead, because this conduction seat of honour 1 and conduct electricity and to be laid with a plurality of insulating mounting seats 3 between following 2, be that insulating mounting seat 3 is kept apart the conduction seat of honour 1 and following 2 of conduction on structure, and two groups of carbon brush (being adjacent carbon brush) can be short-circuited.Thus, the carbon brush holder assembly 100 that the utility model relates to can be realized fundamentally avoiding short circuit between two groups of carbon brush, thereby has the effect that guarantees the carbon brush performance.

As a kind of embodiment that is connected between this conduction seat of honour 1 and insulating mounting seat 3, in the present embodiment, its adopt for being removably connected, thereby be convenient to keep in repair and replacing; Promptly this conduction seat of honour 1 is provided with a plurality of detents 13, and these each insulating mounting seat 3 upper ends are provided with bending button portion 33, and this bending button portion 33 fastens with a corresponding detent 13, realizes each other connection by fastening between the two.

As a kind of embodiment of being connected between following 2 of this conduction and the insulating mounting seat 3, again in the present embodiment, its also adopt for being removably connected, thereby be convenient to keep in repair and replacing, promptly have the effect of reduction use cost; Following 2 of this conduction is provided with draw-in groove 22, and these each insulating mounting seat 3 lower ends are provided with trip 34, by the fastening between this trip 34 and the draw-in groove 22, and the connection that realizes this conduction between following 2 and the insulating mounting seat 3.

Need to prove, connected mode between this conduction seat of honour 1, following 2 of conduction and the insulating mounting seat 3 is not limited to above-mentioned connected mode, it can also adopt the dismantled and assembled of other or be fixedly coupled mode, be separated from structure as long as can allow insulating mounting seat 3 will conduct electricity following 2 of the seat of honour 1 and conduction, thereby realize main purpose of the present utility model.

The foregoing description and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present utility model to its suitable variation or modification of doing.

Claims

1. a carbon brush holder assembly is characterized in that, comprising:

2. a kind of carbon brush holder assembly as claimed in claim 1 is characterized in that this conduction seat of honour is provided with a plurality of detents, and this each insulating mounting seat upper end is provided with bending button portion, and this a bending button portion and a corresponding detent fasten.

3. a kind of carbon brush holder assembly as claimed in claim 1 is characterized in that, following of this conduction is provided with draw-in groove, and this each insulating mounting seat lower end is provided with trip, and this trip fastens with draw-in groove and links to each other.