CN211456182U

CN211456182U - Brush holder

Info

Publication number: CN211456182U
Application number: CN202020436755.7U
Authority: CN
Inventors: 周伟
Original assignee: Jiangsu Yiken Electrical Technology Co ltd
Current assignee: Jiangsu Yiken Electrical Technology Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-09-08
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses a brush holder, including first carbon brush mounting, second carbon brush mounting, mount pad and carbon brush box, rotate through the pivot on the mount pad and install first carbon brush mounting, the top fixed mounting of first carbon brush mounting has the installation top shell, and installs the top shell internal thread and install the regulation head, regulation head one end is passed and is extended to the inboard fixed mounting of first carbon brush mounting and have the bottom block, the inside fixed mounting of mount pad has connecting spring and middle installation piece, rotate through the pivot on the middle installation piece and install second carbon brush mounting; the utility model discloses an install the regulation head, the foundation block of regulation head one end is connected with coupling spring one end, when adjusting the head and adjusting the removal, can also carry out certain tensile to coupling spring, can effectively adjust the pressure of spring to the pressure of applying on the carbon brush to the carbon brush mounting is adjusted, powerful, excellent in use effect.

Description

Brush holder

Technical Field

The utility model belongs to the technical field of the brush holder, concretely relates to brush holder.

Background

The brush holder is a mechanical guide groove for holding and maintaining the position of the carbon brush in the brush motor, and generally comprises main parts such as a brush box, a volute spiral spring, a pressure finger and the like. The brush holder is used for applying pressure to the brush which is in sliding contact with the surface of the commutator or the collecting ring through a spring, so that the brush can stably conduct current between the fixed body and the rotating body. The brush holder is one of the most important parts for the motor.

Traditional brush holder is only simply installing a carbon brush mounting to lead to installing one at most two carbon brushes in a brush holder, lead to the installation capacity in whole brush holder not enough, and traditional brush holder can't adjust at the pressure of the spring of internal installation, lead to can't adjust the pressure that the carbon brush mounting applyed on the carbon brush, and the functionality is relatively weak, needs to carry out certain improvement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a brush holder to solve traditional brush holder that proposes in the above-mentioned background art and simply installing a carbon brush mounting, thereby lead to installing one or two carbon brushes in the brush holder at most, lead to the installation capacity in whole brush holder not enough, and traditional brush holder can't adjust at the pressure of the spring of interior installation, lead to unable pressure of applying on the carbon brush to the carbon brush mounting to adjust, the functional weak problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a brush holder, includes first carbon brush mounting, second carbon brush mounting, mount pad and carbon brush box, rotate through the pivot on the mount pad and install first carbon brush mounting, the top fixed mounting of first carbon brush mounting has the installation topshell, and installs the regulation head in the topshell, the inboard fixed mounting that regulation head one end passed and extended to first carbon brush mounting has the bottom block, the inside fixed mounting of mount pad has coupling spring and puts the installation piece in with, put the installation piece in and rotate through the pivot and install second carbon brush mounting, the top fixed mounting of mount pad has the backup pad, the inside fixed mounting that puts installation piece one side in the mount pad has the carbon brush box, fixed mounting has the outer groove on one side outer wall of mount pad.

Preferably, the first carbon brush fixing piece and the second carbon brush fixing piece are consistent in size and shape.

Preferably, the first carbon brush fixing piece and the second carbon brush fixing piece are respectively provided with a first carbon brush fixing head and a second carbon brush fixing head through connecting screws.

Preferably, the bottom block is internally provided with a connecting hole.

Preferably, the top end of the connecting spring is fixedly provided with a spring strip, and one end of the spring strip is fixedly connected with the connecting hole in a clamping manner.

Preferably, the first carbon brush fixing head and the second carbon brush fixing part are in contact with and extruded with the supporting plate.

Preferably, the outer walls of the first carbon brush fixing piece and one side of the first carbon brush fixing piece are fixedly provided with handheld pieces, and the handheld pieces are in an upwarping shape.

Preferably, the middle spacer is fixedly arranged in the carbon brush box, and the middle spacer has a certain gradient and an oblique angle.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the two carbon brush fixing pieces are installed in the brush holder, the carbon brushes are installed in the carbon brush box when the carbon brushes are installed and fixed, the carbon brush box is internally provided with the separated carbon brush box, the two carbon brush fixing pieces can be used for fixing the plurality of carbon brushes simultaneously, the installation quantity of the carbon brushes in the brush holder is greatly increased, and the using effect of the brush holder is effectively improved.

(2) The adjusting head is installed on the brush holder, the bottom block at one end of the adjusting head is connected with one end of the connecting spring, when the adjusting head is adjusted to move, the connecting spring can be stretched to a certain degree, the pressure of the spring can be effectively adjusted, and therefore the pressure applied to the carbon brush by the carbon brush fixing piece is adjusted, the function is strong, and the using effect is good.

(3) The middle spacer is installed in the carbon brush box, and the middle spacer is designed to have a certain gradient and an oblique angle, so that the carbon brush can be installed in the carbon brush box more easily when being installed, and the installation is convenient and rapid.

Drawings

FIG. 1 is a partial sectional view of the front view of the present invention;

fig. 2 is a schematic view of a top view of the present invention;

fig. 3 is an enlarged schematic structural diagram of a position a in the present invention.

In the figure: 1. a first carbon brush holder; 2. an adjustment head; 3. installing a top shell; 4. a connecting screw; 5. a hand-held piece; 6. a first carbon brush fixing head; 7. a second carbon brush holder; 8. a second carbon brush fixing head; 9. an outer tank; 10. a support plate; 11. a connecting spring; 12. a mounting seat; 13. a middle mounting plate; 14. a rotating shaft; 15. a carbon brush box; 16. a middle spacer; 17. a bottom block; 18. a spring bar; 19. and connecting the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a brush holder, including a first carbon brush fixing member 1, a second carbon brush fixing member 7, a mounting base 12 and a carbon brush box 15, wherein the first carbon brush fixing member 1 is rotatably mounted on the mounting base 12 through a rotating shaft 14, a mounting top shell 3 is fixedly mounted on the top of the first carbon brush fixing member 1, an adjusting head 2 is mounted in the mounting top shell 3 through an internal thread, one end of the adjusting head 2 passes through and extends to the inner side of the first carbon brush fixing member 1 and is fixedly mounted with a bottom block 17, a connecting spring 11 and a middle mounting plate 13 are fixedly mounted inside the mounting base 12, the second carbon brush fixing member 7 is rotatably mounted on the middle mounting plate 13 through the rotating shaft 14, a supporting plate 10 is fixedly mounted on the top of the mounting base 12, and a carbon brush box 15 is fixedly mounted inside the mounting plate 13, an outer groove 9 is fixedly arranged on the outer wall of one side of the mounting seat 12.

The technical scheme is as follows: the first carbon brush fixing part 1 and the second carbon brush fixing part 7 are overturned through the handheld piece 5, so that the first carbon brush fixing head 6 and the second carbon brush fixing head 8 are separated from the carbon brush box 15, the carbon brush to be installed is installed in the carbon brush box 15, after the installation, the first carbon brush fixing part 1 and the second carbon brush fixing part 7 are directly overturned again, the first carbon brush fixing head 6 and the second carbon brush fixing head 8 are reset, the carbon brush after the installation is fixed, the installation is completed, when the installation is carried out, the tightness of the connecting spring 11 can be adjusted as required, the adjusting head 2 is directly rotated, the adjusting head 2 is enabled to move upwards, the bottom block 17 is driven to move upwards, and therefore the spring strip 18 is used for pulling the connecting spring 11 to adjust the pressure of the connecting spring.

Specifically, as shown in fig. 1, the first carbon brush fixing member 1 and the second carbon brush fixing member 7 have the same size and shape, and the first carbon brush fixing member 1 and the second carbon brush fixing member 7 have the same size and shape, so that the appearance of the device is more attractive and more harmonious.

Specifically, as shown in fig. 1 and 2, the first carbon brush fixing member 1 and the second carbon brush fixing member 7 are respectively provided with a first carbon brush fixing head 6 and a second carbon brush fixing head 8 through the connecting screws 4, and the first carbon brush fixing head 6 and the second carbon brush fixing head 8 can effectively fix the carbon brush loaded in the carbon brush box 15 by installing the first carbon brush fixing head 6 and the second carbon brush fixing head 8.

Specifically, as shown in fig. 1 and 3, the bottom block 17 is provided with a connecting hole 19 inside, and the connecting hole 19 provides an effective connecting position for the spring strip 18 by being provided with the connecting hole 19.

Specifically, as shown in fig. 1 and 3, a spring bar 18 is fixedly installed at the top end of the connecting spring 11, one end of the spring bar 18 is fixedly connected with a connecting hole 19 in a clamping manner, and the connecting spring 11 is connected with the bottom block 17 by installing the spring bar 18 and fixedly connecting one end of the spring bar 18 with the connecting hole 19 in a clamping manner.

Specifically, as shown in fig. 1, the first carbon brush fixing head 6 and the second carbon brush fixing member 7 are in contact with and pressed against the support plate 10, and the support plate 10 may have a certain limiting effect on the first carbon brush fixing head 6 and the second carbon brush fixing member 7 by making the first carbon brush fixing head 6 and the second carbon brush fixing member 7 in contact with and pressed against the support plate 10.

Specifically, as shown in fig. 1, the handheld piece 5 is fixedly mounted on the outer wall of one side of the first carbon brush fixing member 1 and the outer wall of one side of the first carbon brush fixing member 1, the handheld piece 5 is in an upwarping shape, the handheld piece 5 is mounted, and the handheld piece 5 is in an upwarping shape, so that when the first carbon brush fixing member 1 and the second carbon brush fixing member 7 need to be flipped, the first carbon brush fixing member 1 and the second carbon brush fixing member 7 can be flipped directly by the handheld piece 5.

Specifically, as shown in fig. 1 and 2, the inside fixed mounting of carbon brush box 15 has well spacer 16, and well spacer 16 has certain slope and oblique angle, and through installing well spacer 16, this well spacer 16 can be effectively with dividing into two spaces in the carbon brush box 15, all can place the carbon brush, through making well spacer 16 have certain slope and oblique angle, makes and more easily installs in the carbon brush box when installing to the carbon brush, simple to operate, swift.

The utility model discloses a theory of operation and use flow: the first carbon brush fixing part 1 and the second carbon brush fixing part 7 are overturned through the handheld piece 5, so that the first carbon brush fixing head 6 and the second carbon brush fixing head 8 are separated from the carbon brush box 15, the carbon brush to be installed is installed in the carbon brush box 15, after the installation, the first carbon brush fixing part 1 and the second carbon brush fixing part 7 are directly overturned again, the first carbon brush fixing head 6 and the second carbon brush fixing head 8 are reset, the carbon brush after the installation is fixed, the installation is completed, when the installation is carried out, the tightness of the connecting spring 11 can be adjusted as required, the adjusting head 2 is directly rotated, the adjusting head 2 is enabled to move upwards, the bottom block 17 is driven to move upwards, and therefore the spring strip 18 is used for pulling the connecting spring 11 to adjust the pressure of the connecting spring.

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

Claims

1. The utility model provides a brush holder, includes first carbon brush mounting (1), second carbon brush mounting (7), mount pad (12) and carbon brush box (15), its characterized in that: a first carbon brush fixing piece (1) is rotatably arranged on the mounting seat (12) through a rotating shaft (14), the top of the first carbon brush fixing piece (1) is fixedly provided with an installation top shell (3), an adjusting head (2) is installed in the inner thread of the installing top shell (3), one end of the adjusting head (2) penetrates through and extends to the inner side of the first carbon brush fixing piece (1) to be fixedly provided with a bottom block (17), a connecting spring (11) and a middle mounting plate (13) are fixedly mounted in the mounting seat (12), a second carbon brush fixing piece (7) is rotatably arranged on the middle mounting piece (13) through a rotating shaft (14), a supporting plate (10) is fixedly arranged at the top of the mounting seat (12), a carbon brush box (15) is fixedly arranged at one side of the middle mounting plate (13) in the mounting seat (12), an outer groove (9) is fixedly arranged on the outer wall of one side of the mounting seat (12).

2. A brush holder according to claim 1, wherein: the first carbon brush fixing piece (1) and the second carbon brush fixing piece (7) are identical in size and shape.

3. A brush holder according to claim 1, wherein: and a first carbon brush fixing head (6) and a second carbon brush fixing head (8) are respectively arranged on the first carbon brush fixing piece (1) and the second carbon brush fixing piece (7) through connecting screws (4).

4. A brush holder according to claim 1, wherein: the inside of the bottom block (17) is provided with a connecting hole (19).

5. A brush holder according to claim 4, wherein: the top end of the connecting spring (11) is fixedly provided with a spring strip (18), and one end of the spring strip (18) is fixedly connected with the connecting hole (19) in a clamping manner.

6. A brush holder according to claim 3, wherein: the first carbon brush fixing head (6) and the second carbon brush fixing piece (7) are in mutual contact with the supporting plate (10) and are extruded.

7. A brush holder according to claim 1, wherein: and hand-held pieces (5) are fixedly mounted on the outer walls of the first carbon brush fixing pieces (1) and one side of the first carbon brush fixing pieces (1), and the hand-held pieces (5) are in an upwarping shape.

8. A brush holder according to claim 1, wherein: the inside fixed mounting of carbon brush box (15) has well spacer (16), and well spacer (16) have certain slope and oblique angle.