Permanent magnet direct current motor carbon brush with reinforced structure

Abstract

The utility model discloses a permanent magnet direct current motor carbon brush with a reinforced structure, which comprises a mounting ring disc, two ends of the mounting ring disc are fixedly connected with side plates, one sides, deviating from each other, of the two side plates are fixedly connected with two connecting square plates, and two sides of the top of the mounting ring disc are fixedly provided with carbon brush mounting plates. The tops of the two carbon brush installation plates are fixedly connected with carbon brush fixing frames, the corresponding sides in the two carbon brush fixing frames are connected with carbon brushes in a clamped mode, and the sides, away from each other, of the two carbon brushes are fixedly connected with pressure springs. The novel permanent magnet direct current motor carbon brush is provided with the installation ring disc and the carbon brush fixing frame, the carbon brush is reinforced through the carbon brush fixing frame, the installation ring disc is used for connecting equipment, the carbon brush is stabilized, meanwhile, the side edge plate is used for fixing the structure, the carbon brush is installed and detached, and the carbon brush is prevented from being damaged after being directly detached.

Description

TECHNICAL FIELD

[0001] The utility model relates to permanent magnet DC motor technical field, concretely is a permanent magnet DC motor carbon brush with reinforcing structure. BACKGROUND

[0002] Permanent magnet DC motor can be divided into permanent magnet brushless DC motor and permanent magnet brush DC motor according to whether there is brush.Permanent magnet DC motor is a kind of DC motor using permanent magnet to establish magnetic field.Permanent magnet DC motor is widely used in various portable electronic equipment or appliance, such as tape recorder, VCD machine, record player, electric massager and various toys, also widely used in automobile, motorcycle, hand dryer, electric bicycle, battery car, ship, aviation, machinery and other industries, also has wide application in some high-precision products, such as video recorder, copying machine, camera, mobile phone, precision machine tool, bank point counting machine, money bundling machine etc.

[0003] Traditional permanent magnet DC motor carbon brush has the following defects:

[0004] When using traditional permanent magnet DC motor carbon brush, since traditional motor carbon brush does not have fixing structure, leading to unstable carbon brush in use, left and right shaking is unstable;

[0005] When using traditional permanent magnet DC motor carbon brush, since traditional motor carbon brush is directly installed on the equipment, leading to the structure of direct disassembly and installation may damage carbon brush. INVENTION CONTENTS

[0006] The utility model aims at providing a kind of permanent magnet DC motor carbon brush with reinforcing structure, to solve the problems of unstable carbon brush in use, left and right shaking is unstable in the above background technique, since traditional motor carbon brush does not have fixing structure, when using traditional permanent magnet DC motor carbon brush, since traditional motor carbon brush is directly installed on the equipment, leading to the structure of direct disassembly and installation may damage carbon brush.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: A permanent magnet DC motor carbon brush with reinforcing structure, including installation ring disc, both ends of installation ring disc are fixedly connected with side board, both sides of two side boards are fixedly connected with two connecting square boards, both sides of installation ring disc top are fixedly provided with carbon brush installation plate, the top of two carbon brush installation plates is fixedly connected with carbon brush fixed frame, the side of two carbon brush fixed frames corresponding is clamped and is connected with carbon brush, both sides of two carbon brush are fixedly connected with pressure spring, both ends of two pressure springs are fixedly connected with connecting strip, both ends of two pressure springs are fixedly connected with connecting copper sheet, one side of two connecting copper sheets is fixedly connected with clamping strip, the other side of two connecting copper sheets is provided with the bayonet of setting up, pressure spring and copper sheet are used for connecting equipment, and copper sheet is installed using clamping strip and bayonet.

[0008] Preferably, the top of the installation ring disc is provided with a plurality of uniformly distributed first connecting holes and second connecting holes, and the first connecting holes and the second connecting holes are used to fix the structural components.

[0009] Preferably, the bottom of the installation ring disc is fixedly connected with an insulating rubber ring block, and the insulating rubber ring block is used to connect the installation ring disc and the isolation connecting object.

[0010] Preferably, the top of each of the plurality of connecting square boards is provided with a fixing hole, and the fixing hole is fixedly provided with an anti-falling sleeve.

[0011] Preferably, the top of each of the plurality of connecting square boards is provided with a fixing hole, and the fixing hole is fixedly provided with an anti-falling sleeve.

[0012] Preferably, the top of each of the plurality of connecting square boards is provided with a fixing hole, and the fixing hole is fixedly provided with an anti-falling sleeve.

[0013] Preferably, the top of each of the plurality of connecting square boards is provided with a fixing hole, and the fixing hole is fixedly provided with an anti-falling sleeve.

[0014] Preferably, the top of each of the plurality of connecting square boards is provided with a fixing hole, and the fixing hole is fixedly provided with an anti-falling sleeve.

[0015] Compared with the prior art, the novel permanent magnet DC motor carbon brush has the installation ring disc and the carbon brush fixing frame, the carbon brush is reinforced through the carbon brush fixing frame, the installation ring disc is used for connecting equipment, which is favorable for stabilizing the carbon brush, meanwhile, the side plate is used for fixing structure, which is favorable for installing and dismounting the carbon brush, and damage after directly dismounting the carbon brush is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a perspective view of the utility model;

[0017] Figure 2 is a top view of the utility model;

[0018] Figure 3 is a bottom view of the utility model;

[0019] Figure 4 is an enlarged view of partial A of the utility model.

[0020] In the drawing: 1, installation ring disc; 2, first connecting hole; 3, second connecting hole; 4, side plate; 5, connecting square plate; 6, fixed hole; 7, insulating rubber ring block; 8, carbon brush mounting plate; 9, carbon brush fixing frame; 10, hexagonal screw; 11, fixed iron plate; 12, threaded fixing clamping column; 13, carbon brush; 14, pressure spring; 15, connecting strip; 16, connecting copper sheet; 17, clamping strip; 18, bayonet; 19, U-shaped notch; 20, round handle; 21, anti-dropping mouth sleeve. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the utility model.

[0022] Please refer to Figures 1-4The utility model provides a kind of permanent magnet DC motor carbon brush with reinforcing structure, including installation ring disc 1, the both ends of installation ring disc 1 are fixedly connected with side plate 4, the side of two side plates 4 opposite each other is fixedly connected with two connecting square plates 5, the both sides of installation ring disc 1 top are fixedly provided with carbon brush mounting plate 8, the top of two carbon brush mounting plates 8 is fixedly connected with carbon brush fixed frame 9, the side corresponding in two carbon brush fixed frames 9 is clampedly connected with carbon brush 13, the side of two carbon brushes 13 opposite each other is fixedly connected with pressure spring 14, the both ends of two pressure springs 14 are fixedly connected with connecting strip 15, the end of two pressure springs 14 opposite each other is fixedly connected with connecting copper sheet 16, the side of two connecting copper sheets 16 is fixedly connected with clamping strip 17, the other side of two connecting copper sheets 16 is equipped with clamping head 18.

[0023] When using, the top of two carbon brush mounting plates 8 is connected with carbon brush fixed frame 9, carbon brush 13 is reinforced by carbon brush fixed frame 9, and installation ring disc 1 is installed on the object.

[0024] The top of installation ring disc 1 is provided with a plurality of uniformly distributed first connecting holes 2 and second connecting holes 3, the bottom of installation ring disc 1 is fixedly connected with insulating rubber ring block 7, the top of a plurality of connecting square plates 5 is provided with fixed hole 6, the inside of a plurality of fixed holes 6 is fixedly provided with anti-drop mouth sleeve 21, and the both sides of the top of two carbon brush mounting plates 8 are fixedly provided with two hexagonal screws 10.

[0025] When using, the inside of a plurality of fixed holes 6 is provided with anti-drop mouth sleeve 21, anti-drop mouth sleeve 21 is used to prevent bolt from falling off, and bolt is used to fixedly connect connecting square plate 5 by passing through fixed hole 6.

[0026] The inside of the wall of two carbon brush fixed frames 9 is fixedly provided with fixed iron plate 11, the middle part of two fixed iron plates 11 is threadedly connected with threaded fixed clamp column 12, the side of two threaded fixed clamp columns 12 is fixedly connected with circular handle 20, one end of two threaded fixed clamp columns 12 respectively extends to the inside of carbon brush fixed frame 9 through the side of two carbon brush fixed frames 9, and the side of two carbon brush fixed frames 9 opposite each other is equipped with U-shaped notch 19.

[0027] When using, the middle part of two fixed iron plates 11 is connected with threaded fixed clamp column 12, circular handle 20 is rotated to use threaded fixed clamp column 12 to clamp carbon brush 13, the side of two carbon brush fixed frames 9 is equipped with U-shaped notch 19, and carbon brush 13 is taken out and installed through U-shaped notch 19.

[0028] In specific use, the carbon brush of the permanent magnet DC motor with the reinforcing structure is used, the carbon brush 13 is installed in the inside of the carbon brush fixing frame 9, the carbon brush 13 is clamped by rotating the circular handle 20 and using the threaded fixing clamping column 12, the ring disc 1 and the side plate 4 are fixed on the equipment, the new carbon brush of the permanent magnet DC motor is provided with the ring disc 1 and the carbon brush fixing frame 9, the carbon brush 13 is reinforced by the carbon brush fixing frame 9, the ring disc 1 is used to connect the equipment, which is conducive to stabilizing the carbon brush 13, the clamping strip 17 and the bayonet 18 connected by the copper sheet 16 are connected on the object, at the same time, the side plate 4 is used to fix the structure, which is conducive to installing and dismounting the carbon brush 13, and damage after directly dismounting the carbon brush 13 is avoided, which is the use process of the carbon brush of the permanent magnet DC motor with the reinforcing structure.

[0029] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A carbon brush for permanent magnet DC machines with a reinforced structure comprising a mounting ring disc (1), characterized in that: Both ends of the mounting ring disc (1) are fixedly connected with side plates (4), the sides away from each other of the two side plates (4) are fixedly connected with two connecting square plates (5), the top of the mounting ring disc (1) is fixedly provided with carbon brush mounting plates (8) on both sides, the top of the two carbon brush mounting plates (8) is fixedly connected with carbon brush fixing frames (9), the side corresponding to the two carbon brush fixing frames (9) is clamped and connected with carbon brushes (13), the side away from each other of the two carbon brushes (13) is fixedly connected with pressure springs (14), the two ends of the two pressure springs (14) are fixedly connected with connecting strips (15), the end away from each other of the two pressure springs (14) is fixedly connected with connecting copper sheets (16), one side of the two connecting copper sheets (16) is fixedly connected with clamping strips (17), the other side of the two connecting copper sheets (16) is provided with clamping openings (18).

2. The carbon brush for a permanent magnet DC motor having a reinforcing structure according to claim 1, characterized in that: The top of the mounting ring disc (1) is provided with a plurality of uniformly distributed first connecting holes (2) and second connecting holes (3).

3. The carbon brush for a permanent magnet DC motor having a reinforcing structure according to claim 1, characterized in that: The bottom of the mounting ring disc (1) is fixedly connected with an insulating rubber ring block (7).

4. The carbon brush for a permanent magnet DC motor having a reinforcing structure according to claim 1, characterized in that: The top of the plurality of connecting square plates (5) is provided with fixed holes (6), and the plurality of fixed holes (6) are fixedly provided with anti-dropping mouth sleeves (21).

5. The carbon brush for a permanent magnet DC motor having a reinforcing structure according to claim 1, characterized in that: The top of the two carbon brush mounting plates (8) is fixedly provided with two hexagonal screws (10).

6. The carbon brush for a permanent magnet DC motor having a reinforcing structure according to claim 1, characterized in that: One side of the inner wall of the two carbon brush fixing frames (9) is fixedly provided with fixed iron plates (11), the middle part of the two fixed iron plates (11) is threadedly connected with threaded fixed clamping columns (12), and one side of the two threaded fixed clamping columns (12) is fixedly connected with circular handles (20).

7. A carbon brush for a permanent magnet DC motor having a reinforcing structure according to claim 6, characterized in that: One end of the two threaded fixed clamping columns (12) respectively extends to the inside of the carbon brush fixing frame (9) through one side of the two carbon brush fixing frames (9).

8. The carbon brush for a permanent magnet DC motor having a reinforcing structure according to claim 1, characterized in that: The side away from each other of the two carbon brush fixing frames (9) is provided with a U-shaped notch (19).

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