CN220830174U - Motor carbon brush frame plate assembly - Google Patents

Abstract

The utility model discloses a motor carbon brush frame plate assembly, which relates to the technical field of motor parts and comprises a brush frame plate, wherein mounting holes are formed in the brush frame plate, protruding parts are arranged on two sides of the brush frame plate, and a group of riveting holes are formed in the outer surfaces of the upper ends of the two groups of protruding parts. According to the motor carbon brush frame plate assembly, the arranged riveting holes can rivet the brush frame plate and the motor, meanwhile, the brush frame plate can be fully fixed through the arranged fixing structure and the fixing holes, the arranged fixing threaded holes and the positioning threaded holes can facilitate replacement and disassembly of the brush boxes, meanwhile, the distance between the two groups of brush boxes can be changed, the use limitation of the brush boxes is improved, the heat generated by the brush boxes can be discharged through the arranged heat-radiating holes, dust can be prevented from entering the brush boxes through the arranged filter screen, and the collision of the carbon brush blocks in the carbon brush process can be buffered through the arranged buffer springs.

Description

Motor carbon brush frame plate assembly

Technical Field

The utility model relates to the technical field of motor components, in particular to a motor carbon brush frame plate assembly.

Background

The carbon brush of the motor is used on a phase changer or a slip ring of the motor and is used as a sliding contact body for guiding out and leading in current, and graphite is mainly selected as a raw material in the application material of the product.

The current motor carbon brush frame plate subassembly is fixed when the installation is used to the position of brush box, consequently can not be applicable to not equidimension's device, can produce the heat simultaneously when the brush box uses, and the unable timely discharge of heat of production can cause the damage to the device, has brought certain adverse effect for people's use, in order to solve prior art's not enough, we propose a motor carbon brush frame plate subassembly.

Disclosure of utility model

The utility model mainly aims to provide a motor carbon brush frame plate assembly which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides a motor carbon brush frame plate subassembly, includes the brush frame plate, the inside of brush frame plate is provided with the mounting hole, the both sides of brush frame plate all are provided with the bellying, two sets of the inside a set of riveting hole that all is provided with of upper end surface of bellying, brush frame plate accessible riveting hole is connected with the motor main part, two sets of the left and right sides surface of bellying is all symmetry and is provided with two sets of fixed knot constructs, four sets of fixed knot constructs's inside all is provided with a set of fixed orifices, two sets of the upper end surface of bellying all is provided with a set of installation device, two sets of installation device's inside all is provided with the mounting groove, two sets of the inside of mounting groove all is provided with a set of brush box, two sets of the brush box all can carry out the back-and-forth movement in the inside of mounting groove.

Preferably, the outer surfaces of the left side and the right side of the installation device are respectively provided with a pair of positioning threaded holes, a plurality of groups of positioning threaded holes are formed in the bolts, the outer surfaces of the left side and the right side of the brush box are respectively provided with a plurality of groups of fixing threaded holes, and the brush box can be detachably connected with the installation device through threaded connection of the fixing threaded holes and the bolts.

Preferably, a motor carbon brush frame plate subassembly, the inside of brush box be provided with the box chamber, the inside of box chamber is provided with the carbon brush piece, the left end portion of carbon brush piece sets up the inside at the box chamber, the right-hand member portion of carbon brush piece sets up the outside at the brush box, the inside louvre that is provided with of upper end surface of brush box, the inside of louvre is provided with the filter screen, the filter screen can dismantle with the louvre and be connected.

Preferably, the left inner surface of the brush box is provided with a base, the outer surface of the right end of the base is provided with a contact piece, the outer surface of the right end of the contact piece is provided with a lead wire, and the right end of the lead wire is fixedly connected with the outer surface of the left end of the carbon brush block.

Preferably, a rubber tube is arranged between the contact piece and the carbon brush block, a buffer spring is arranged in the rubber tube, the right end of the buffer spring is fixedly connected with the outer surface of the left end of the carbon brush block, and the left end of the buffer spring is fixedly connected with the outer surface of the right end of the contact piece.

Preferably, the motor carbon brush frame plate assembly, the lead wire is arranged in the buffer spring, and the carbon brush block can move left and right through the telescopic action of the rubber tube and the buffer spring.

Advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, through the fixed structure and the fixed holes, the frame plate can be prevented from being driven to move when the motor works, damage to the frame plate is avoided, the mounting device and the brush box can be fixed through the fixed threaded holes and the positioning threaded holes, and meanwhile, the positions of the brush box in the mounting device can be changed through the multiple groups of the fixed threaded holes and the positioning threaded holes, so that the application limitation of the brush box is improved.

2. According to the utility model, through the heat dissipation holes and the filter screen, damage to elements in the brush box caused by heat is avoided, meanwhile, influence of external dust on the brush box is avoided, and the buffer spring can buffer the pressure of the carbon brush block during carbon brush, so that abrasion of the carbon brush block is reduced.

Drawings

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

FIG. 2 is an enlarged schematic view of A in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the mounting device and brush box of the present utility model;

fig. 4 is a schematic view of the internal connection structure of the brush box of the present utility model.

In the figure: 1. a brush holder plate; 2. a mounting hole; 3. a boss; 4. a fixed structure; 5. a mounting device; 6. riveting holes; 7. a brush box; 8. a mounting groove; 9. a fixing hole; 10. a box cavity; 11. a carbon brush block; 12. a heat radiation hole; 13. a filter screen; 14. fixing the threaded holes; 15. positioning the threaded hole; 16. a bolt; 17. a base; 18. a contact; 19. a rubber tube; 20. a lead wire; 21. and a buffer spring.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

First, as shown in fig. 1-4, a motor carbon brush holder plate assembly, including the brush holder plate 1, the protruding portion 3 that the front and back both sides of brush holder plate 1 set up, the riveting hole 6 on protruding portion 3 surface is riveted with the motor to brush holder plate 1 accessible, four sets of fixed knot constructs 4 and fixed orifices 9 that the surface set up in protruding portion 3 left and right sides simultaneously, can fully fix brush holder plate 1, when the motor works, prevent that brush holder plate 1 from taking place to remove, avoid causing the influence to the device, when the brush box 7 that the inside of installation device 5 set up needs to be changed and maintained, rotate bolt 16, through bolt 16 and fixed screw hole 14, the screw rotation of fixed screw hole 15, can dismantle bolt 16 from the inside of fixed screw hole 14 and fixed screw hole 15, thereby to can take out brush box 7 from the inside of installation device 5, change and maintain brush box 7, multiunit fixed screw hole 14 and fixed screw hole 15 that simultaneously set up, can change the position of brush box 7, thereby the limitation of application of brush box 7 is increased.

In the second embodiment, as shown in fig. 1-4, in the brush holder plate assembly of the motor, the heat dissipation holes 12 provided on the outer surface of the upper end of the brush box 7 can directly exhaust the heat generated during the operation of the carbon brush, meanwhile, the filter screen 13 provided inside the heat dissipation holes 12 can block dust outside the brush box 7, and meanwhile, the filter screen 13 can be detached from the inside of the heat dissipation holes 12 to clean and replace the filter screen 13, when the carbon brush block 11 works, the carbon brush block 11 will move to a certain extent, at this time, the buffer spring 21 can buffer the collision suffered by the carbon brush block 11, so as to prevent the damage caused by the long-time contact between the carbon brush block 11 and other elements, and meanwhile, the lead 20 can guide the current into the carbon brush block 11, thereby facilitating the operation of the carbon brush block 11, and the rubber tube 19 provided between the contact piece 18 and the carbon brush block 11 can avoid the leakage phenomenon.

Principle of operation

It should be noted that, in the use of the carbon brush frame plate assembly of the motor, the riveting holes 6 arranged on the surface of the protruding portion 3 can rivet the brush frame plate 1 with the motor, the fixed structure 4 and the fixed holes 9 can fix the riveted brush frame plate 1, the fixed structure 4 and the fixed holes 9 can prevent the brush frame plate 1 from moving when the motor works, the bolts 16 can be detached from the positioning threaded holes 15 and the fixing threaded holes 14 through rotating the bolts 16, so that the brush box 7 is taken out from the mounting device 5, the brush box 7 is replaced and maintained, meanwhile, the brush box 7 can be moved in the mounting device 5 through the plurality of groups of the fixing threaded holes 14 and the positioning threaded holes 15, so that the distance between the two groups of the brush boxes 7 is changed, the arranged heat dissipation holes 12 can directly discharge heat generated when the brush box 7 works, the arranged filter screen 13 can block dust outside the brush box 7, the filter screen 13 can be detached from the inside of the holes 12, and the buffer block 13 can be detached from the inside the brush box 7, and the buffer spring 21 can be detached from the buffer the filter screen 11.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A motor carbon brush frame plate assembly, comprising a brush frame plate (1), characterized in that: the inside of brush yoke board (1) is provided with mounting hole (2), the both sides of brush yoke board (1) all are provided with bellying (3), two sets of inside a set of rivet hole (6) that all is provided with of upper end surface of bellying (3), brush yoke board (1) accessible rivet hole (6) are connected with the motor main part, two sets of the left and right sides surface of bellying (3) all symmetry is provided with two sets of fixed knot constructs (4), four sets of the inside of fixed knot constructs (4) all is provided with a set of fixed orifices (9), two sets of the upper end surface of bellying (3) all is provided with a set of installation device (5), two sets of the inside of installation device (5) all is provided with mounting groove (8), two sets of the inside of mounting groove (8) all is provided with a set of brush box (7), and two sets of brush box (7) all can carry out the back-and-forth movement in the inside of mounting groove (8).

2. A motor carbon brush frame plate assembly according to claim 1, wherein: the brush box is characterized in that the outer surfaces of the left side and the right side of the installation device (5) are respectively provided with a pair of positioning threaded holes (15), a plurality of groups of positioning threaded holes (15) are internally provided with bolts (16), the outer surfaces of the left side and the right side of the brush box (7) are respectively provided with a plurality of groups of fixing threaded holes (14), and the brush box (7) can be detachably connected with the installation device (5) through threaded connection of the fixing threaded holes (14) and the bolts (16).

3. A motor carbon brush frame plate assembly according to claim 1, wherein: the inside of brush box (7) is provided with box chamber (10), the inside of box chamber (10) is provided with carbon brush piece (11), the left end portion of carbon brush piece (11) sets up the inside in box chamber (10), the right-hand member portion of carbon brush piece (11) sets up the outside at brush box (7), the inside louvre (12) that are provided with of upper end surface of brush box (7), the inside of louvre (12) is provided with filter screen (13), filter screen (13) can dismantle with louvre (12) and be connected.

4. A motor carbon brush frame plate assembly according to claim 1, wherein: the brush box is characterized in that a base (17) is arranged on the left inner surface of the brush box (7), a contact piece (18) is arranged on the right outer surface of the base (17), a lead (20) is arranged on the right outer surface of the contact piece (18), and the right end of the lead (20) is fixedly connected with the left outer surface of the carbon brush block (11).

5. The motor carbon brush frame plate assembly according to claim 4, wherein: a rubber tube (19) is arranged between the contact piece (18) and the carbon brush block (11), a buffer spring (21) is arranged in the rubber tube (19), the right end of the buffer spring (21) is fixedly connected with the outer surface of the left end of the carbon brush block (11), and the left end of the buffer spring (21) is fixedly connected with the outer surface of the right end of the contact piece (18).

6. The motor carbon brush frame plate assembly according to claim 4, wherein: the lead wire (20) is arranged in the buffer spring (21), and the carbon brush block (11) can move left and right through the telescopic action of the rubber tube (19) and the buffer spring (21).