CN218648661U

CN218648661U - Brush direct current motor convenient for replacing electric brush

Info

Publication number: CN218648661U
Application number: CN202222674793.8U
Authority: CN
Inventors: 章顶平; 刘桂明
Original assignee: Jiangsu Oubang Motor Manufacturing Co ltd
Current assignee: Jiangsu Oubang Motor Manufacturing Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-03-17
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses a conveniently change brush have brush direct current motor relates to direct current motor technical field, this conveniently change brush have brush direct current motor, which comprises an outer shell, the surface of shell is provided with the base through the screw, the inside of shell is provided with the pivot, the base cup joints the surface in the pivot, the commutator has been cup jointed on the surface of pivot, the surface of base is provided with the installation pipe, the inside of installation pipe is provided with the brush body through reset spring, the surface of brush body is provided with the conductor wire, the surface of installation pipe is provided with the mounting structure who is used for installing the brush body. The utility model discloses a set up mounting structure, reached and be convenient for dismantle the installation of brush body to conveniently change the brush body, mounting structure is simple, and the advantage of operation has solved and has made the brush body inconvenient to be connected with the commutator under the effect of spring force, thereby leads to the installation of brush body hard, operates more loaded down with trivial details problem.

Description

Brush direct current motor convenient for replacing electric brush

Technical Field

The utility model relates to a direct current motor technical field specifically is a brush direct current motor who conveniently changes brush.

Background

A dc motor is a rotating electrical machine which can convert dc electrical energy into mechanical energy (dc motor) or convert mechanical energy into dc electrical energy (dc generator), and is a motor which can convert dc electrical energy and mechanical energy into each other.

When the existing direct current motor is used for replacing the brush body and installing a new brush body, the spring needs to be installed in the installation pipe firstly, then the brush body is installed and contacted with the spring, the other end of the brush body is connected with the commutator, and the brush body is inconvenient to be connected with the commutator under the action of the elastic force of the spring, so that the problems that the brush body is difficult to install and the operation is complex are caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a brush direct current motor who conveniently changes brush possesses and is convenient for dismantle the installation of brush body to conveniently change the brush body, mounting structure is simple, the advantage of operation, with the solution make the brush body inconvenient be connected with the commutator under the effect of spring force, thereby lead to the installation of brush body hard, the more loaded down with trivial details problem of operation.

For the realization is convenient for dismantle the installation of brush body to the convenient brush body of changing, mounting structure is simple, the purpose of operation, the utility model provides a following technical scheme: the utility model provides a brush direct current motor who conveniently changes brush, includes the shell, the surface of shell is provided with the base through the screw, the inside of shell is provided with the pivot, the base cup joints the surface at the pivot, the commutator has been cup jointed on the surface of pivot, the surface of base is provided with the installation pipe, the inside of installation pipe is provided with the brush body through reset spring, the surface of brush body is provided with the conductor wire, the surface of installation pipe is provided with the mounting structure who is used for installing the brush body.

As a preferred technical scheme of the utility model, mounting structure includes fixed case, joint spare and mounting panel, the fixed surface of fixed case and installation pipe is connected, the inside wall swing joint of mounting panel and installation pipe, the conductor wire runs through the mounting panel through the perforation, the surface connection of joint spare and mounting panel, the surface of joint spare is provided with the fixed part, the surface connection of joint spare and fixed case, the joint spare has certain elasticity, the fixed part is connected with the inside wall of fixed case, the surface of fixed part is provided with the inclined plane.

As a preferred technical scheme of the utility model, the surface of joint spare is provided with stop screw through the through-hole, stop screw and mounting panel threaded connection.

As a preferred technical scheme of the utility model, the surface of mounting panel is provided with the mount, the mount sets up to the L type, reset spring links with the inside wall activity of mount.

As a preferred technical scheme of the utility model, it includes guide part and spacing portion to perforate, guide part and spacing portion integrated into one piece, the guide part sets up the one side of being close to reset spring, spacing portion sets up the one side of keeping away from reset spring, the guide part sets up to loudspeaker form.

As a preferred technical scheme of the utility model, the surface of shell is provided with places the board, the surface of placing the board is provided with abrasive paper.

As a preferred technical scheme of the utility model, the surface of placing the board is provided with set screw through spacing frame, spacing frame and abrasive paper's surface swing joint, set screw runs through spacing frame and places board threaded connection.

Compared with the prior art, the utility model provides a brush direct current motor who conveniently changes brush possesses following beneficial effect:

1. this brush direct current motor of brush conveniently changes, through setting up mounting structure, earlier pass through the screw with the base and follow the surface dismantlement of shell, pass through mounting structure and installation pipe again, the pulling conductor wire drives the brush body and breaks away from with the installation pipe, change the brush body, earlier in advance reset spring fixes, run through mounting structure with the conductor wire again, fill in the installation pipe with the brush body, install mounting structure, it is convenient for dismantle the installation of brush body to have reached, thereby conveniently change the brush body, mounting structure is simple, the advantage of operation, the problem of making the brush body inconvenient be connected with the commutator under the effect of spring elasticity has been solved, thereby it is hard to lead to the installation of brush body, the more loaded down with trivial details problem of operation.

2. This brush DC motor who conveniently changes brush, through setting up abrasive paper, place abrasive paper and place the surface of placing the board, with spacing frame and place board and abrasive paper contact, twist set screw, make fixing bolt with place board threaded connection, it is spacing to abrasive paper, if the brush body size is great, can polish to the advantage that the size is suitable on abrasive paper, when the size of having solved the brush body is greater than the size of installation pipe, the problem of installing is carried out with the brush body inconveniently.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the surface structure of the base of the present invention;

FIG. 3 is a schematic view of the installation structure of the present invention;

fig. 4 is a schematic view of the perforation structure of the present invention.

In the figure: 1. a housing; 2. a base; 3. a rotating shaft; 4. installing a pipe; 5. a return spring; 6. an electric brush body; 7. a fixed box; 8. a clamping piece; 9. mounting a plate; 10. a conductive wire; 11. a fixed part; 12. a limit screw; 13. a fixed mount; 14. perforating; 1401. a guide portion; 1402. a limiting part; 15. placing the plate; 16. grinding abrasive paper; 17. a limiting frame; 18. and fixing the screw.

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.

Please refer to fig. 1-4, the utility model discloses a conveniently change brush's brush dc motor, which comprises a housing 1, the surface of shell 1 is provided with base 2 through the screw, the inside of shell 1 is provided with pivot 3, base 2 cup joints the surface at pivot 3, the commutator has been cup jointed on the surface of pivot 3, the surface of base 2 is provided with installation pipe 4, the inside of installation pipe 4 is provided with brush body 6 through reset spring 5, the surface of brush body 6 is provided with conductor wire 10, the surface of installation pipe 4 is provided with the mounting structure who is used for installing brush body 6.

Specifically, mounting structure includes fixed case 7, joint spare 8 and mounting panel 9, fixed case 7 is connected with the fixed surface of installation pipe 4, mounting panel 9 and the inside wall swing joint of installation pipe 4, conductor wire 10 runs through mounting panel 9 through perforation 14, the surface connection of joint spare 8 and mounting panel 9, the surface of joint spare 8 is provided with fixed part 11, the surface connection of joint spare 8 and fixed case 7, joint spare 8 has certain elasticity, fixed part 11 is connected with the inside wall of fixed case 7, the surface of fixed part 11 is provided with the inclined plane.

In this embodiment, press two joint spare 8 to relative direction, make joint spare 8 take place deformation, joint spare 8 drives the inside wall of fixed part 11 and fixed case 7 and breaks away from simultaneously, stimulate joint spare 8 towards the direction of keeping away from brush body 6 again, joint spare 8 drives mounting panel 9 and breaks away from with mounting tube 4, the motion of mounting panel 9 drives reset spring 5 through mount 13 and moves, make reset spring 5 break away from with brush body 6, be convenient for change brush body 6.

Specifically, the surface of the clamping piece 8 is provided with a limit screw 12 through a through hole, and the limit screw 12 is in threaded connection with the mounting plate 9.

In this embodiment, if the snap-in member 8 breaks, the inner thread groove is formed in the surface of the mounting plate 9, and the limit screw 12 is screwed to separate the limit screw 12 from the inner thread groove and the snap-in member 8, so that the snap-in member 8 can be replaced.

Specifically, the surface of the mounting plate 9 is provided with a fixing frame 13, the fixing frame 13 is L-shaped, and the return spring 5 is movably connected with the inner side wall of the fixing frame 13.

In this embodiment, one end of the return spring 5 is in contact with the inner side wall of the fixing frame 13, so that the return spring 5 is pre-fixed, and the return spring 5 is convenient to install.

Specifically, the through hole 14 includes a guide portion 1401 and a stopper portion 1402, the guide portion 1401 and the stopper portion 1402 are integrally formed, the guide portion 1401 is disposed on a side close to the return spring 5, the stopper portion 1402 is disposed on a side away from the return spring 5, and the guide portion 1401 is formed in a horn shape.

In this embodiment, the conductive wire 10 on the surface of the new brush body 6 penetrates the mounting plate 9 through the through hole 14, and when penetrating, the conductive wire 10 is firstly contacted with the guide portion 1401 and then moves along the inner side walls of the guide portion 1401 and the limiting portion 1402, so as to penetrate the mounting plate 9, and the guide portion 1401 is horn-shaped and can guide the conductive wire 10.

Specifically, the surface of the casing 1 is provided with a placing plate 15, and the surface of the placing plate 15 is provided with abrasive paper 16.

In this embodiment, if the brush body 6 is large in size, grinding can be performed on the abrasive paper 16 to a suitable size.

Specifically, the surface of the placing plate 15 is provided with a fixing screw 18 through a limiting frame 17, the limiting frame 17 is movably connected with the surface of the abrasive paper 16, and the fixing screw 18 penetrates through the limiting frame 17 and is in threaded connection with the placing plate 15.

In this embodiment, the surface of placing board 15 has seted up the spacing groove, and the inside wall of spacing groove is seted up there is the internal thread, moves set screw 18 through twisting, and set screw 18 breaks away from with the spacing groove, takes off spacing frame 17 from placing board 15 again, can change abrasive paper 16.

The utility model discloses a theory of operation and use flow: when in use, the base 2 is firstly detached from the surface of the shell 1 through screws, two clamping pieces 8 and two fixing boxes 7 are arranged, the two clamping pieces 8 are pressed towards opposite directions, so that the clamping pieces 8 are deformed, meanwhile, the clamping pieces 8 drive the fixing parts 11 to be separated from the inner side wall of the fixing box 7, then the clamping pieces 8 are pulled towards the direction far away from the electric brush body 6, the clamping pieces 8 drive the mounting plates 9 to be separated from the mounting pipe 4, the mounting plates 9 move to drive the reset springs 5 to move through the fixing frames 13, so that the reset springs 5 are separated from the electric brush body 6, the clamping pieces 8 are loosened, the clamping pieces 8 elastically reset, then the conducting wires 10 are pulled, so that the electric wires 10 pull the electric brush body 6 out of the mounting pipe 4, meanwhile, the electric brush body 6 is separated from the commutator, the conducting wires 10 are disconnected with copper wires on the base 2, then the conducting wires 10 are separated from the through holes 14, and the reset springs 5 are taken down from the fixing frames 13, taking out a new electric brush body 6, if the electric brush body 6 is large in size, polishing can be carried out on the abrasive paper 16 until the size is proper, a limit groove is arranged on the surface of the placing plate 15, an internal thread is arranged on the inner side wall of the limit groove, the fixing screw 18 is separated from the limit groove by screwing the fixing screw 18, then the limit frame 17 is taken off from the placing plate 15, the abrasive paper 16 can be replaced, after the replacement is finished, the limit frame 17 is reset, the fixing screw 18 is screwed to lead the fixing screw 18 to be in threaded connection with the limit groove, the abrasive paper 16 is limited, one end of the reset spring 5 is contacted with the inner side wall of the fixing frame 13, thereby the reset spring 5 is pre-fixed, the reset spring 5 is convenient to install, the conducting wire 10 on the surface of the new electric brush body 6 penetrates through the installing plate 9 through the through hole 14, the conducting wire 10 is contacted with the guide part 1401 firstly when penetrating through the conducting wire, then move along the inside wall of guide 1401 and spacing portion 1402, thereby run through mounting panel 9, guide 1401 can lead to conductor wire 10 for loudspeaker form, more convenient run through mounting panel 9, again with conductor wire 10 and copper line fixed welding, fill in the installation pipe 4 with brush body 6 earlier, rethread mounting panel 9 fills in reset spring 5 in the installation pipe 4, reset spring 5 extrudes brush body 6, make brush body 6 and commutator contact, mounting panel 9 continues the motion, can extrude reset spring 5, make reset spring 5 compress, simultaneously mounting panel 9 drives joint 8 and enters into fixed box 7, joint 8 drives the inclined plane of fixed part 11 and extrudees with the surface of fixed box 7 mutually, it takes place deformation to drive joint 8, fixed part 11 and the surface of fixed box 7 pass through, joint 8 elasticity resets, the plane that drives fixed part 11 and the upper surface contact of the fixed box 7 inside wall, joint 8 and the surface contact of fixed box 7 simultaneously, it is spacing to mount panel 9, thereby accomplish brush body 6, if joint 8 takes place the fracture, the surface of mounting panel 9 has seted up interior thread groove, through twisting the change internal thread groove, make spacing screw 12 break away from the internal thread with spacing screw 12, make spacing screw 12 break away from joint 8 and carry out the joint piece.

To sum up, this brush DC motor who conveniently changes brush through setting up mounting structure, has reached and has been convenient for dismantle the installation of brush body 6 to conveniently change brush body 6, mounting structure is simple, and the advantage of operation has solved and has made brush body 6 inconvenient to be connected with the commutator under the effect of spring elasticity, thereby leads to brush body 6 to install hard, operates more loaded down with trivial details problem.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

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 direct current motor who conveniently changes brush, includes shell (1), its characterized in that: the surface of shell (1) is provided with base (2) through the screw, the inside of shell (1) is provided with pivot (3), base (2) cup joint on the surface of pivot (3), the commutator has been cup jointed on the surface of pivot (3), the surface of base (2) is provided with installation pipe (4), the inside of installation pipe (4) is provided with brush body (6) through reset spring (5), the surface of brush body (6) is provided with conductor wire (10), the surface of installation pipe (4) is provided with the mounting structure who is used for installing brush body (6).

2. A brush-equipped dc motor facilitating brush replacement according to claim 1, wherein: mounting structure is including fixed case (7), joint spare (8) and mounting panel (9), fixed case (7) is connected with the fixed surface of installation pipe (4), the inside wall swing joint of mounting panel (9) and installation pipe (4), mounting panel (9) is run through perforation (14) conductor wire (10), the surface connection of joint spare (8) and mounting panel (9), the surface of joint spare (8) is provided with fixed part (11), the surface connection of joint spare (8) and fixed case (7), joint spare (8) have certain elasticity, fixed part (11) are connected with the inside wall of fixed case (7), the surface of fixed part (11) is provided with the inclined plane.

3. The brush-equipped direct current motor facilitating brush replacement according to claim 2, characterized in that: the surface of the clamping piece (8) is provided with a limit screw (12) through a through hole, and the limit screw (12) is in threaded connection with the mounting plate (9).

4. A brush-equipped dc motor facilitating brush replacement according to claim 2, wherein: the surface of mounting panel (9) is provided with mount (13), mount (13) set up to the L type, reset spring (5) link with the inside wall activity of mount (13).

5. A brush-equipped dc motor facilitating brush replacement according to claim 2, wherein: the perforation (14) comprises a guide part (1401) and a limiting part (1402), the guide part (1401) and the limiting part (1402) are integrally formed, the guide part (1401) is arranged on one side close to the return spring (5), the limiting part (1402) is arranged on one side far away from the return spring (5), and the guide part (1401) is arranged in a horn shape.

6. A brush-equipped dc motor facilitating brush replacement according to claim 1, wherein: the surface of the shell (1) is provided with a placing plate (15), and the surface of the placing plate (15) is provided with abrasive paper (16).

7. A brush-equipped DC motor facilitating brush replacement according to claim 6, wherein: the surface of the placing plate (15) is provided with a fixing screw (18) through a limiting frame (17), the limiting frame (17) is movably connected with the surface of the abrasive paper (16), and the fixing screw (18) penetrates through the limiting frame (17) and is in threaded connection with the placing plate (15).