CN214480165U

CN214480165U - Brush carrier plate of vehicle radiator fan motor

Info

Publication number: CN214480165U
Application number: CN202120716876.1U
Authority: CN
Inventors: 李双林; 方必祥; 张建华
Original assignee: Tongchi Automobile Air Conditioner Manufacturing Co ltd
Current assignee: Tongchi Automobile Air Conditioner Manufacturing Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-10-22
Anticipated expiration: 2031-04-08

Abstract

The utility model provides a radiator fan motor brush carrier plate for vehicle belongs to the auto-parts field. It has solved the inconvenient problem of current brush yoke board equipment. The brush yoke plate of the vehicle radiator fan motor comprises a plate body, wherein the plate body consists of an insulating layer and a conducting layer embedded in the insulating layer, the insulating layer is provided with a first central hole, a circle of strip-shaped groove axially penetrates through the insulating layer along the first central hole, the length of the strip-shaped groove radially extends along the first central hole, the strip-shaped groove is communicated with the first central hole, and the circle of strip-shaped groove is uniformly distributed along the first central hole in the circumferential direction; the conducting layer comprises mounting parts horizontally arranged in the strip-shaped grooves, each strip-shaped groove corresponds to one mounting part, and the mounting parts and the strip-shaped grooves form one or two mounting grooves; all contact and be fixed with the brush piece on every installation department, and both length extending direction of brush piece and bar groove are unanimous. This radiator fan motor brush yoke board for car is convenient for assemble.

Description

Brush carrier plate of vehicle radiator fan motor

Technical Field

The utility model belongs to the auto-parts field relates to an automobile-used radiator fan motor, especially an automobile-used radiator fan motor brush yoke plate.

Background

The radiator belongs to an automobile cooling system, when the radiator is used, cooling liquid flows in the radiator core, and air passes through the radiator core, so that heat dissipation and cooling are realized. The fan is an important component for generating air for cooling, and the motor provides driving force for the operation of the fan.

The existing fan motor generally comprises an end cover, a rotor, a brush holder and the like. Wherein, the brush is installed on the brush yoke, and both mounting means are as follows: be fixed with the conductive brush box that is used for placing the brush on the brush yoke, the brush box passes through the cable and is connected with brush yoke conducting segment, and when brush quantity was more, the equipment was comparatively inconvenient, and the brush receives the interference and influences motor operating stability easily through brush box and brush yoke conducting segment indirect connection moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided an automobile-used radiator fan motor brush yoke plate convenient to equipment.

The purpose of the utility model can be realized by the following technical proposal: the automotive radiator fan motor brush carrier plate comprises a plate body, wherein the plate body consists of an insulating layer and a conductive layer embedded in the insulating layer, and the insulating layer is provided with a first central hole; the conducting layer comprises mounting parts horizontally arranged in the strip-shaped grooves, each strip-shaped groove corresponds to one mounting part, and the mounting parts and the strip-shaped grooves form one or two mounting grooves; all contact and be fixed with the brush piece on every installation department, and both length extending direction of brush piece and bar groove are unanimous.

The brush block direct contact location is on the conducting layer, like this when actual equipment, can leave out the brush box that is used for installing the brush block and be used for connecting the cable of brush box and conducting layer, so not only can reduce the equipment step, the equipment of being convenient for, owing to brush block direct and conducting layer contact, reduced middle adapting unit moreover, better in stability, be favorable to improving motor operating stability.

In foretell automobile-used radiator fan motor brush yoke plate, installation department constitutes two mounting grooves with the bar groove, and the brush piece all is equipped with the draw-in groove that runs through along this brush piece length direction on the both sides wall that a centre bore circumference distributes along the brush piece, and draw-in groove width matches with installation department thickness, is equipped with the bar breach that runs through along a centre bore axial on the installation department, and the length direction of bar breach and brush piece both is unanimous, and the both sides chucking respectively of bar breach is in two draw-in grooves. The electric brush block utilizes the cooperation of draw-in groove and bar breach to link firmly with the installation department, not only can realize the connection of electric brush block and installation department, but also greatly increased electric brush block and the area of contact of installation department to effectively improve electric brush block's job stabilization nature, thereby improve the operating stability of motor.

In the brush holder plate for the vehicle radiator fan motor, the conductive layer is provided with a second central hole, the central lines of the first central hole and the second central hole are collinear, and the aperture of the first central hole is larger than that of the second central hole. By adopting the design, part of the conducting layer extends to the central hole, so that the conducting layer is conveniently connected with the electric brush block, the contact area of the conducting layer and the electric brush block can be further increased, and the running stability of the motor is improved.

In the brush holder plate for the vehicle radiator fan motor, the groove width of the mounting groove is larger than the width of the brush block, so that the brush block is further convenient to mount.

In foretell automobile-used radiator fan motor brush yoke plate, the length of mounting groove is greater than brush piece length to vacate more spaces power supply brush piece and remove on length direction, increase brush piece sliding distance, more be favorable to adjusting to improve the motor performance.

As another scheme, in the brush holder plate for the vehicle radiator fan motor, the mounting part and the strip-shaped groove form a mounting groove, and the electric brush block is fixedly connected with the mounting part through conductive adhesive.

Compared with the prior art, this car has following advantage with radiator fan motor brush yoke board:

1. the brush block direct contact location is on the conducting layer, like this when actual equipment, can leave out the brush box that is used for installing the brush block and be used for connecting the cable of brush box and conducting layer, so not only can reduce the equipment step, the equipment of being convenient for, owing to brush block direct and conducting layer contact, reduced middle adapting unit moreover, better in stability, be favorable to improving motor operating stability.

2. The electric brush block utilizes the cooperation of draw-in groove and bar breach to link firmly with the installation department, not only can realize the connection of electric brush block and installation department, but also greatly increased electric brush block and the area of contact of installation department to effectively improve electric brush block's job stabilization nature, thereby improve the operating stability of motor.

Drawings

Fig. 1 is a schematic perspective view of a brush holder plate of a radiator fan motor for a vehicle.

Fig. 2 is a schematic sectional view of a brush holder plate of a radiator fan motor for a vehicle.

Fig. 3 is a schematic structural view of a brush block.

Fig. 4 is a schematic view of the structure of the conductive layer.

Fig. 5 is a schematic view of the structure of the insulating layer.

In the figure, 1, a plate body; 1a, an insulating layer; 1a1, central hole one; 1a2, strip groove; 1b, a conductive layer; 1b1, central hole two; 1b2, mounting part; 1b3, a strip-shaped notch; 1c, mounting grooves; 2. an electric brush block; 2a and a card slot.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1, the radiator fan motor brush holder plate for a vehicle includes a plate body 1, and the plate body 1 is composed of an insulating layer 1a and a conductive layer 1b buried in the insulating layer 1 a. Wherein, the insulating layer 1a is made of plastic material or resin material; the conductive layer 1b is made of copper alloy, so that the conductive layer has better conductivity. In this embodiment, it is preferable that the insulating layer 1a is made of a plastic material, and the insulating layer 1a and the conductive layer 1b are injection-molded integrally. In the actual product, the conductive layer 1b is partially exposed for connection to a power supply line.

Specifically, as shown in fig. 1, 3 and 4, the insulating layer 1a has a first central hole 1a1, the conductive layer 1b has a second central hole 1b1, and the central lines of the first central hole 1a1 and the second central hole 1b1 are collinear, and preferably, the first central hole 1a1 and the second central hole 1b1 are both circular holes. The insulating layer 1a is axially provided with a circle of strip-shaped grooves 1a2 along the first central hole 1a1, the length of the strip-shaped grooves 1a2 radially extends along the first central hole 1a1, the strip-shaped grooves 1a2 are communicated with the first central hole 1a1, and the circle of strip-shaped grooves 1a2 are circumferentially and uniformly distributed along the first central hole 1a 1; the conducting layer 1b comprises mounting portions 1b2 horizontally arranged in the strip-shaped grooves 1a2, each strip-shaped groove 1a2 corresponds to one mounting portion 1b2, the mounting portions 1b2 and the strip-shaped grooves 1a2 form one or two mounting grooves 1c, and the mounting grooves 1c are communicated with the central hole 1a 1; each of the mounting portions 1b2 has the brush block 2 in contact with and fixed to it, and the brush block 2 and the strip-shaped groove 1a2 have the same longitudinal extension direction. The brush block 2 directly contacts and positions on the conducting layer 1b, so that a brush box for mounting the brush block 2 and a cable for connecting the brush box and the conducting layer 1b can be omitted during actual assembly, assembly steps can be reduced, assembly is convenient, and in addition, because the brush block 2 directly contacts with the conducting layer 1b, intermediate connecting parts are reduced, so that the stability is better, and the stability of motor operation is improved.

In the present embodiment, it is preferred that,

the number of the mounting grooves 1c located on the same side is 4, and at this time, the number of the brush blocks 2 is 4.

As shown in fig. 2, 3 and 4, the mounting portion 1b2 and the strip-shaped groove 1a2 form two mounting grooves 1c, and the two mounting grooves 1c are axially distributed along the center hole one 1a 1. All be equipped with along the draw-in groove 2a that this brush piece 2 length direction runs through on the both sides wall of first 1a1 circumference distribution of centre bore of brush piece 2, draw-in groove 2a groove width matches with installation department 1b2 thickness, be equipped with on the installation department 1b2 along the one 1a1 axial strip breach 1b3 that runs through of centre bore, strip breach 1b3 is unanimous with brush piece 2 length direction between them, strip breach 1b3 is close to the one end opening of a 1a1 of centre bore, the other end is sealed, and the both sides of strip breach 1b3 chucking respectively in two draw-in grooves 2 a. The brush block 2 is fixedly connected with the mounting part 1b2 by the matching of the clamping groove 2a and the strip notch 1b3, so that the connection between the brush block 2 and the mounting part 1b2 can be realized, and the contact area between the brush block 2 and the mounting part 1b2 can be greatly increased, so that the working stability of the brush block 2 is effectively improved, and the running stability of a motor is improved.

Further, as shown in fig. 1, the aperture of the first central hole 1a1 is larger than that of the second central hole 1b1, so that part of the conductive layer 1b extends to the position of the first central hole 1a1, which not only facilitates the connection with the brush block 2, but also further increases the contact area between the conductive layer 1b and the brush block 2, thereby improving the operation stability of the motor. The width of the mounting groove 1c is larger than that of the electric brush block 2, so that the electric brush block 2 is further convenient to mount; the length of mounting groove 1c is greater than brush piece 2 length to vacate more spaces and supply power brush piece 2 and remove in length direction, increase brush piece 2 sliding distance, more be favorable to adjusting to improve the motor performance.

Example two

The structure and principle of the second embodiment are the same as those of the first embodiment, and different points are as follows: the mounting portion 1b2 and the strip-shaped groove 1a2 form a mounting groove 1c, and the brush block 2 is fixedly connected with the mounting portion 1b2 through conductive adhesive.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The automotive radiator fan motor brush carrier plate comprises a plate body (1), wherein the plate body (1) is composed of an insulating layer (1a) and a conducting layer (1b) embedded in the insulating layer (1a), the insulating layer (1a) is provided with a first central hole (1a1), and the automotive radiator fan motor brush carrier plate is characterized in that the insulating layer (1a) axially penetrates through a circle of strip-shaped groove (1a2) along the first central hole (1a1), the length of the strip-shaped groove (1a2) radially extends along the first central hole (1a1), the strip-shaped groove (1a2) is communicated with the first central hole (1a1), and the circle of strip-shaped groove (1a2) is circumferentially and uniformly distributed along the first central hole (1a 1); the conductive layer (1b) comprises mounting parts (1b2) horizontally arranged in the strip-shaped grooves (1a2), each strip-shaped groove (1a2) corresponds to one mounting part (1b2), and the mounting parts (1b2) and the strip-shaped grooves (1a2) form one or two mounting grooves (1 c); each mounting part (1b2) is contacted and fixed with a brush block (2), and the length extension directions of the brush block (2) and the strip-shaped groove (1a2) are consistent.

2. The vehicle radiator fan motor brush carrier plate according to claim 1, wherein the mounting portion (1b2) and the strip-shaped groove (1a2) form two mounting grooves (1c), two side walls of the brush block (2) distributed along the circumferential direction of the first central hole (1a1) are respectively provided with a clamping groove (2a) penetrating along the length direction of the brush block (2), the groove width of the clamping groove (2a) is matched with the thickness of the mounting portion (1b2), the mounting portion (1b2) is provided with a strip-shaped notch (1b3) penetrating along the axial direction of the first central hole (1a1), the strip-shaped notch (1b3) and the brush block (2) have the same length direction, and two sides of the strip-shaped notch (1b3) are respectively clamped in the two clamping grooves (2 a).

3. A vehicle radiator fan motor brush carrier plate according to claim 1 or 2, wherein the conductive layer (1b) is provided with a central aperture two (1b1), and the central axes of the central aperture one (1a1) and the central aperture two (1b1) are collinear, the aperture of the central aperture one (1a1) being larger than the aperture of the central aperture two (1b 1).

4. A vehicle radiator fan motor brush carrier plate according to claim 1 or 2, characterized in that the width of the mounting groove (1c) is greater than the width of the brush block (2).

5. A vehicle radiator fan motor brush carrier plate according to claim 1 or 2, characterized in that the length of the mounting groove (1c) is greater than the length of the brush block (2).

6. A vehicle radiator fan motor brush holder plate according to claim 1, wherein the mounting portion (1b2) and the strip-shaped groove (1a2) constitute a mounting groove (1c), and the brush block (2) is fixedly attached to the mounting portion (1b2) by means of a conductive adhesive.