CN220822140U

CN220822140U - Electromagnetic compatibility integrated brush holder

Info

Publication number: CN220822140U
Application number: CN202322582051.7U
Authority: CN
Inventors: 徐回; 林甲特
Original assignee: Zhejiang Linrui Auto Electric Co ltd
Current assignee: Zhejiang Linrui Auto Electric Co ltd
Priority date: 2023-09-22
Filing date: 2023-09-22
Publication date: 2024-04-19
Anticipated expiration: 2033-09-22

Abstract

The utility model discloses an electromagnetic compatibility integrated brush holder, which relates to the technical field of brushes and comprises an annular chassis, wherein a through hole is formed in the annular chassis, the top end of the annular chassis is fixedly connected with a circular ring, the top end of the annular chassis is fixedly connected with a group of connecting seats, the circular ring is positioned on the inner side of the connecting seats, the connecting seats are symmetrically arranged, a guide rod is fixedly connected in the connecting seats, and a stabilizing mechanism is movably connected on the outer side of the guide rod. According to the utility model, the brush plate is supported by the connecting piece and the adjusting spring, so that the brush plate is parallel to the motor commutator, a certain extrusion force is formed on the commutator, dislocation of the brush plate is prevented, the brush plate is elastically propelled by the adjusting spring, good contact between the brush plate and the commutator is ensured, the stability of the brush plate is improved, and the abrasion of the brush plate is reduced.

Description

Electromagnetic compatibility integrated brush holder

Technical Field

The utility model relates to the technical field of brushes, in particular to an electromagnetic compatibility integrated brush holder.

Background

The motor brushes are devices for transmitting energy or signals between a fixed part and a rotating part of a rotary machine such as a motor or a generator, and are also called carbon brushes. The electric brush has good electric conduction, heat conduction and lubricating performance, and has certain mechanical strength and the instinct of commutating spark, and is an important component part of the motor, and almost all direct current motors and commutating motors use the electric brush. Brush holders are widely used in many electrical devices as a sliding contact.

The existing motor brush has a short service cycle, the brush needs to be replaced at intervals, the brush is supported only by a spring when the commutator rotates, the stability is poor, dislocation is easy to occur, a certain abrasion is caused to a bearing of the motor, and the service life of the motor is influenced.

Disclosure of utility model

Technical problem to be solved

The utility model aims to make up the defects of the prior art and provides an electromagnetic compatibility integrated brush holder.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electromagnetic compatibility integrated form brush yoke, includes annular chassis, the through-hole has been seted up to the inside of annular chassis, the top fixedly connected with ring on annular chassis, the top fixedly connected with of annular chassis is a set of connecting seat, the ring is located the inboard of connecting seat, and the connecting seat is the symmetry setting, the inside fixedly connected with guide arm of connecting seat, and the outside swing joint of guide arm has stabilizing mean.

Above-mentioned, stabilizing mean includes connecting piece, card post, brush board, connecting rod, regulating spring and fastener, the connecting piece is the symmetry setting, and the connecting piece swing joint in the outside of card post respectively, brush board and connection respectively fixed connection in the outside of card post, and brush the board and be located the outside of card post, regulating spring's one end and connecting rod fixed connection, and regulating spring's the other end and fastener fixed connection.

The two ends of the clamping column are movably connected to the inside of the connecting seat, the guide rod is located at the lower side of the clamping column, and the lower side of the connecting piece is movably connected to the outer side of the guide rod.

Above-mentioned, brush board swing joint is in the upside of ring, and the brush board is the symmetry setting, the both sides fixedly connected with branch of connecting seat, and fastener swing joint is in the outside of branch.

Above-mentioned, the straight flute has been seted up to the inboard of brush board, and the inside fixedly connected with dead lever of straight flute, the outside swing joint of dead lever has several gyro wheel, the outside fixedly connected with spacing ring of dead lever, and the gyro wheel is located the inboard of spacing ring.

Above-mentioned, the outside fixedly connected with of ring a set of fixed block, the inboard of fixed block is all fixedly connected with damping spring, and damping spring's the other end fixedly connected with gasket.

The inner side of the circular ring is provided with a group of clamping grooves, the clamping grooves respectively correspond to the gaskets, and the gaskets are respectively movably connected to the inner sides of the clamping grooves.

The beneficial effects are that:

compared with the prior art, the electromagnetic compatibility integrated brush holder has the following beneficial effects:

1. According to the utility model, the brush plate is supported by the connecting piece and the adjusting spring, so that the brush plate is parallel to the motor commutator, a certain extrusion force is formed on the commutator, dislocation of the brush plate is prevented, the brush plate is elastically propelled by the adjusting spring, good contact between the brush plate and the commutator is ensured, the stability of the brush plate is improved, and the abrasion of the brush plate is reduced.

2. According to the utility model, through the fixed rod and the roller, rolling friction is formed between the brush plate and the commutator, so that the loss of the electric brush is reduced, the service life of the brush plate is prolonged, stable contact between the brush plate and the commutator is ensured through the damping spring and the gasket, the stability of the commutator is improved, and the integration level between the brush plate and the commutator is enhanced.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic side view of the stabilizing mechanism of the present utility model;

FIG. 3 is a schematic diagram of the front view of the stabilizing mechanism of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

In the figure: 1. an annular chassis; 2. a through hole; 3. a circular ring; 4. a connecting seat; 5. a guide rod; 6. a stabilizing mechanism; 601. a connecting piece; 602. a clamping column; 603. brushing a plate; 604. a connecting rod; 605. an adjusting spring; 606. a clamping piece; 7. a support rod; 8. a straight groove; 9. a fixed rod; 10. a roller; 11. a limiting ring; 12. a fixed block; 13. a damping spring; 14. a gasket; 15. a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides an electromagnetic compatibility integrated form brush yoke, includes annular chassis 1, through-hole 2 has been seted up to the inside of annular chassis 1, and the top fixedly connected with ring 3 of annular chassis 1, the top fixedly connected with of annular chassis 1 is a set of connecting seat 4, and ring 3 is located the inboard of connecting seat 4, and connecting seat 4 is the symmetry setting, and the inside fixedly connected with guide arm 5 of connecting seat 4, and the outside swing joint of guide arm 5 has stabilizing mean 6.

The brush plate 603 is supported by the connecting piece 601 and the adjusting spring 605, the brush plate 603 and the motor commutator are kept parallel, a certain extrusion force is formed on the commutator, dislocation of the brush plate 603 is prevented, the brush plate 603 and the commutator are guaranteed to be in good contact by elastic pushing of the adjusting spring 605, rolling friction between the brush plate 603 and the commutator is changed into through the fixing rod 9 and the roller 10, loss of the brush is reduced, service life of the brush plate 603 is prolonged, the damping spring 13 supports the gasket 14, stable contact between the brush plate 603 and the commutator is guaranteed, stability of the commutator is improved, and integration degree between the brush plate 603 and the commutator is enhanced.

As shown in fig. 1-3, the stabilizing mechanism 6 comprises a connecting piece 601, a clamping post 602, a brush plate 603, a connecting rod 604, an adjusting spring 605 and a clamping piece 606, wherein the connecting piece 601 is symmetrically arranged, the connecting piece 601 is respectively and movably connected to the outer side of the clamping post 602, the brush plate 603 and the connection are respectively and fixedly connected to the outer side of the clamping post 602, the brush plate 603 is positioned on the outer side of the clamping post 602, one end of the adjusting spring 605 is fixedly connected with the connecting rod 604, and the other end of the adjusting spring 605 is fixedly connected with the clamping piece 606; two ends of the clamping column 602 are movably connected to the inside of the connecting seat 4, the guide rod 5 is positioned at the lower side of the clamping column 602, and the lower side of the connecting piece 601 is movably connected to the outer side of the guide rod 5; the brush plate 603 is movably connected to the upper side of the ring 3, the brush plate 603 is symmetrically arranged, the two sides of the connecting seat 4 are fixedly connected with the supporting rods 7, and the clamping pieces 606 are movably connected to the outer sides of the supporting rods 7.

As shown in fig. 2-4, a straight groove 8 is formed in the inner side of the brush plate 603, a fixed rod 9 is fixedly connected to the inner side of the straight groove 8, a plurality of rollers 10 are movably connected to the outer side of the fixed rod 9, a limiting ring 11 is fixedly connected to the outer side of the fixed rod 9, and the rollers 10 are located on the inner side of the limiting ring 11; the outer side of the circular ring 3 is fixedly connected with a group of fixed blocks 12, the inner sides of the fixed blocks 12 are fixedly connected with damping springs 13, and the other ends of the damping springs 13 are fixedly connected with gaskets 14; a group of clamping grooves 15 are formed in the inner side of the circular ring 3, the clamping grooves 15 respectively correspond to the gaskets 14, and the gaskets 14 are respectively and movably connected to the inner sides of the clamping grooves 15.

Working principle: when the brush plate 603 is used, the brush plate 603 is supported by the connecting piece 601 and the adjusting spring 605, so that the brush plate 603 is parallel to the motor commutator, a certain extrusion force is formed on the commutator, dislocation of the brush plate 603 is prevented, the brush plate 603 is elastically pushed by the adjusting spring 605, good contact between the brush plate 603 and the commutator is ensured, rolling friction is changed between the brush plate 603 and the commutator by the fixing rod 9 and the roller 10, loss of the brush is reduced, the service life of the brush plate 603 is prolonged, the damping spring 13 supports the gasket 14, and stable contact between the brush plate 603 and the commutator is ensured.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "fixedly attached," "mounted," "connected," and "coupled" are to be construed broadly, e.g., as a fixed connection, as a removable connection, or as an integral connection; "coupled" may be either mechanical or electrical; the "connection" may be direct, indirect via an intermediary, or communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electromagnetic compatibility integrated brush yoke, includes annular chassis (1), its characterized in that: through-hole (2) have been seted up to the inside of annular chassis (1), the top fixedly connected with ring (3) of annular chassis (1), the top fixedly connected with of annular chassis (1) is a set of connecting seat (4), ring (3) are located the inboard of connecting seat (4), and connecting seat (4) are the symmetry setting, the inside fixedly connected with guide arm (5) of connecting seat (4), and the outside swing joint of guide arm (5) has stabilizing mean (6).

2. An electromagnetic compatibility integrated brush holder as set forth in claim 1, wherein: stabilizing mean (6) is including connecting piece (601), card post (602), brush board (603), connecting rod (604), adjusting spring (605) and fastener (606), connecting piece (601) are the symmetry setting, and connecting piece (601) swing joint in the outside of card post (602) respectively, brush board (603) and connection are fixed connection in the outside of card post (602) respectively, and brush board (603) are located the outside of card post (602), one end and connecting rod (604) fixed connection of adjusting spring (605), and the other end and fastener (606) fixed connection of adjusting spring (605).

3. An electromagnetic compatibility integrated brush holder as set forth in claim 2, wherein: the two ends of the clamping column (602) are movably connected to the inside of the connecting seat (4), the guide rod (5) is located at the lower side of the clamping column (602), and the lower side of the connecting piece (601) is movably connected to the outer side of the guide rod (5).

4. An electromagnetic compatibility integrated brush holder as set forth in claim 2, wherein: the brush board (603) is movably connected to the upper side of the circular ring (3), the brush board (603) is symmetrically arranged, the two sides of the connecting seat (4) are fixedly connected with the supporting rods (7), and the clamping pieces (606) are movably connected to the outer sides of the supporting rods (7).

5. An electromagnetic compatibility integrated brush holder as set forth in claim 2, wherein: straight flute (8) have been seted up to the inboard of brush board (603), and the inside fixedly connected with dead lever (9) of straight flute (8), the outside swing joint of dead lever (9) has several gyro wheel (10), the outside fixedly connected with spacing ring (11) of dead lever (9), and gyro wheel (10) are located the inboard of spacing ring (11).

6. An electromagnetic compatibility integrated brush holder as set forth in claim 1, wherein: the outer side of ring (3) fixedly connected with a set of fixed block (12), the inboard of fixed block (12) is all fixedly connected with damping spring (13), and damping spring's (13) other end fixedly connected with gasket (14).

7. An electromagnetic compatibility integrated brush holder as set forth in claim 6, wherein: a group of clamping grooves (15) are formed in the inner side of the circular ring (3), the clamping grooves (15) respectively correspond to the gaskets (14), and the gaskets (14) are respectively and movably connected to the inner sides of the clamping grooves (15).