CN214412467U

CN214412467U - Direct current brush motor

Info

Publication number: CN214412467U
Application number: CN202120730220.5U
Authority: CN
Inventors: 刘建坤; 石小芳; 纪春展
Original assignee: Changzhou Boan Heda Electric Co ltd
Current assignee: Changzhou Boan Heda Electric Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-10-15
Anticipated expiration: 2031-04-12

Abstract

The utility model discloses a direct current has brush motor, including casing, coupling mechanism and protection machanism, coupling mechanism sets up the inside at the casing, protection machanism sets up the right side at the casing, coupling mechanism includes pivot, rotor, permanent magnet and vibration damping mount, pivot swing joint is in shells inner wall's left side, the rotor sets up the surface in the pivot, the permanent magnet sets up on the inner wall of casing and corresponds the position of rotor. The utility model discloses a protecting crust, connecting block, locating piece, constant head tank, movable block, fly leaf, connecting plate, spacing groove, stopper, mounting panel, pull rod, arm-tie, fixture block and buffer spring mutually support to play the effect of protection pivot, avoided the motor to appear the phenomenon of damage in the external world because of exposing in the in-process pivot of transportation, make the protecting crust to utilize repeatedly moreover, avoided the waste of resource, improved the practicality, bring very big facility for the user.

Description

Direct current brush motor

Technical Field

The utility model relates to a direct current motor technical field specifically is a direct current has brush motor.

Background

The brush direct current motor is a direct current motor, a stator of the brush motor is provided with a fixed main magnetic pole and a brush, a rotor is provided with an armature winding and a commutator, but the common rotating shaft only leaving the brush motor does not have a protection effect, when the motor is transported, the rotating shaft is always exposed to the outside, thereby easily causing the phenomenon of damage to the rotating shaft, greatly influencing the service life of the motor, reducing the practicability and bringing great inconvenience to users.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a direct current has brush motor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a direct current brush motor comprises a shell, a connecting mechanism and a protection mechanism, wherein the connecting mechanism is arranged inside the shell, and the protection mechanism is arranged on the right side of the shell;

the connecting mechanism comprises a rotating shaft, a rotor, a permanent magnet and a damping base, the rotating shaft is movably connected to the left side of the inner wall of the shell, the rotor is arranged on the surface of the rotating shaft, the permanent magnet is arranged on the inner wall of the shell and corresponds to the position of the rotor, and the damping base is arranged at the bottom of the shell;

the protection mechanism comprises a protection shell, the protection shell is arranged on the right side of a shell, connecting blocks are arranged on the top of the inner wall of the protection shell and on the left side of the bottom of the inner wall of the protection shell, a positioning block is arranged on the left side of the connecting block, a positioning groove is formed in the right side of the shell and in a position corresponding to the positioning block, the left side of the positioning block penetrates through the positioning groove and extends to the inside of the positioning groove to be contacted with the inner wall of the positioning groove, a moving block is arranged on the top of the inner wall of the protection shell and on the right side of the connecting block, a moving plate is arranged on the top of the moving block, the top of the moving plate penetrates through the protection shell and extends to the outside of the protection shell, a connecting plate is arranged on the top of the left side of the moving plate, a limiting groove is formed in the right side of the shell and in a position corresponding to the connecting plate, a limiting block matched with the limiting groove is arranged on the top of the connecting plate and in the limiting groove, the mounting panel is installed at the top of protecting crust, the right side of mounting panel is provided with the pull rod, the arm-tie is installed to the right-hand member of pull rod, the left end of pull rod runs through the mounting panel and extends to its outside, the fixture block is installed in the left side of pull rod, one side that the fixture block is close to the fly leaf runs through the fly leaf and extends to its inside inner wall contaction with the fly leaf, buffer spring has been cup jointed on the surface of pull rod.

Preferably, the left side of the protective shell and the right side of the housing are in contact with each other.

Preferably, the right end of the rotating shaft sequentially penetrates through the shell and the protective shell from left to right and extends into the protective shell.

Preferably, a rubber pad is installed on the right side of the inner wall of the protective shell, and one side, close to the rotating shaft, of the rubber pad is in contact with the rotating shaft.

Preferably, one side of the connecting block close to the shell is contacted with the shell.

Preferably, one side of the moving block, which is close to the inner wall of the protective shell, is in contact with the inner wall of the protective shell.

Preferably, the left side of mounting panel is through the right side fixed connection of buffer spring with the fixture block, one side and the protecting crust sliding connection that the fixture block is close to the protecting crust.

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

the utility model discloses a protecting crust, connecting block, locating piece, constant head tank, movable block, fly leaf, connecting plate, spacing groove, stopper, mounting panel, pull rod, arm-tie, fixture block and buffer spring mutually support to play the effect of protection pivot, avoided the motor to appear the phenomenon of damage in the external world because of exposing in the in-process pivot of transportation, make the protecting crust to utilize repeatedly moreover, avoided the waste of resource, improved the practicality, bring very big facility for the user.

Drawings

FIG. 1 is a structural section view in elevation of the present invention;

FIG. 2 is an enlarged view of a portion of A-A of FIG. 1 according to the present invention;

fig. 3 is a schematic structural diagram of the front view of the present invention.

In the figure: the damping device comprises a shell 1, a connecting mechanism 2, a rotating shaft 21, a rotor 22, a permanent magnet 23, a damping base 24, a protection mechanism 3, a protection shell 31, a connecting block 32, a positioning block 33, a positioning groove 34, a moving block 35, a moving plate 36, a connecting plate 37, a limiting groove 38, a limiting block 39, a mounting plate 310, a pull rod 311, a pull plate 312, a clamping block 313, a buffer spring 314 and a rubber pad 4.

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. 1-3, a dc brush motor includes a housing 1, a connecting mechanism 2 and a protection mechanism 3, wherein the connecting mechanism 2 is disposed inside the housing 1, and the protection mechanism 3 is disposed on the right side of the housing 1.

The connecting mechanism 2 comprises a rotating shaft 21, a rotor 22, a permanent magnet 23 and a damping base 24, the rotating shaft 21 is movably connected to the left side of the inner wall of the shell 1, the rotor 22 is arranged on the surface of the rotating shaft 21, the permanent magnet 23 is arranged on the inner wall of the shell 1 and corresponds to the position of the rotor 22, and the damping base 24 is arranged at the bottom of the shell 1.

The protection mechanism 3 comprises a protection shell 31, the protection shell 31 is arranged on the right side of the shell 1, the left side of the protection shell 31 is contacted with the right side of the shell 1, the right end of the rotating shaft 21 sequentially penetrates through the shell 1 and the protection shell 31 from left to right and extends into the protection shell 31, the right side of the inner wall of the protection shell 31 is fixedly connected with a rubber pad 4, one side of the rubber pad 4 close to the rotating shaft 21 is contacted with the rotating shaft 21, the effect of protecting the rotating shaft 21 is achieved by arranging the rubber pad 4, the top and the bottom left sides of the inner wall of the protection shell 31 are both fixedly connected with a connecting block 32, one side of the connecting block 32 close to the shell 1 is contacted with the shell 1, the left side of the connecting block 32 is fixedly connected with a positioning block 33, the right side of the shell 1 is provided with a positioning groove 34 corresponding to the position of the positioning block 33, the left side of the positioning block 33 penetrates through the positioning groove 34 and extends into the inner side of the positioning block 33 to be contacted with the inner wall of the positioning groove 34, a moving block 35 is arranged on the top of the inner wall of the protective shell 31 and positioned on the right side of the connecting block 32, one side of the moving block 35 close to the inner wall of the protective shell 31 is contacted with the inner wall of the protective shell 31, a movable plate 36 is fixedly connected to the top of the moving block 35, the top of the movable plate 36 penetrates through the protective shell 31 and extends to the outside, a connecting plate 37 is fixedly connected to the top of the left side of the movable plate 36, a limiting groove 38 is arranged on the right side of the housing 1 and corresponds to the connecting plate 37, the left side of the connecting plate 37 penetrates through the limiting groove 38 and extends to the inside, a limiting block 39 matched with the limiting groove 38 is fixedly connected to the top of the connecting plate 37, a mounting plate 310 is fixedly connected to the top of the protective shell 31, a pull rod 311 is arranged on the right side of the mounting plate 310, a pull plate 312 is fixedly connected to the right end of the pull rod 311, and the left end of the pull rod 311 penetrates through the mounting plate 310 and extends to the outside, a fixture block 313 is fixedly connected to the left side of the pull rod 311, one side of the fixture block 313 close to the movable plate 36 penetrates through the movable plate 36 and extends to the inside to be contacted with the inner wall of the movable plate 36, a buffer spring 314 is sleeved on the surface of the pull rod 311, the left side of the mounting plate 310 is fixedly connected with the right side of the fixture block 313 through the buffer spring 314, one side of the fixture block 313 close to the protective shell 31 is connected with the protective shell 31 in a sliding manner, and the protective shell 31, the connecting block 32, the positioning block 33, the positioning groove 34, the moving block 35, the movable plate 36, the connecting plate 37, the limiting groove 38, the limiting block 39, the mounting plate 310, the pull rod 311, the pull plate 312, the fixture block 313 and the buffer spring 314 are matched with each other, so that the effect of protecting the rotating shaft 21 is achieved, the phenomenon that the rotating shaft 21 is damaged due to being exposed to the outside in the transportation process of the motor is avoided, and the protective shell 31 can be repeatedly used, and the waste of resources is avoided, the practicability is improved, and great convenience is brought to users.

When the protective shell 31 is used, the protective shell 31 drives the positioning block 33 to be inserted into the positioning groove 34, the connecting plate 37 drives the limiting block 39 to be inserted into the limiting groove 38 at the moment, the pulling plate 312 is pulled rightwards, the pulling plate 312 drives the clamping block 313 to move rightwards through the pulling rod 311, the pulling rod 311 stretches the buffer spring 314 to move, the connecting plate 37 is pulled upwards, the connecting plate 37 drives the movable plate 36 to move upwards, the connecting plate 37 drives the limiting block 39 to move upwards, the clamping positions of the limiting block 39 and the limiting groove 38 are clamped with each other, the pulling plate 312 is loosened, the clamping block 313 is inserted into the movable plate 36 through the restoring elasticity of the buffer spring 314, the installation is completed, the pulling plate 312 is pulled rightwards when the protective shell 31 needs to be disassembled at the later stage, the clamping block 313 and the movable plate 36 are separated, and then the connecting plate 37, the movable block 313 and the movable plate 36 are enabled to be inserted into the movable plate 37 through the self gravity of the movable block 35 and the connecting plate 37, The movable plate 36 and the movable block 35 move downward, so that the clamping part of the limit block 39 and the limit groove 38 is separated, and then the protective shell 31 is pulled rightwards to finish the disassembly.

In summary, the following steps: the direct current brush motor solves the problems in the background art through the mutual matching of the protective shell 31, the connecting block 32, the positioning block 33, the positioning groove 34, the moving block 35, the moving plate 36, the connecting plate 37, the limiting groove 38, the limiting block 39, the mounting plate 310, the pull rod 311, the pull plate 312, the clamping block 313 and the buffer spring 314.

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 direct current has brush motor, includes casing (1), coupling mechanism (2) and protection machanism (3), its characterized in that: the connecting mechanism (2) is arranged inside the shell (1), and the protection mechanism (3) is arranged on the right side of the shell (1);

the connecting mechanism (2) comprises a rotating shaft (21), a rotor (22), a permanent magnet (23) and a damping base (24), the rotating shaft (21) is movably connected to the left side of the inner wall of the shell (1), the rotor (22) is arranged on the surface of the rotating shaft (21), the permanent magnet (23) is arranged on the inner wall of the shell (1) and corresponds to the position of the rotor (22), and the damping base (24) is arranged at the bottom of the shell (1);

the protection mechanism (3) comprises a protection shell (31), the protection shell (31) is arranged on the right side of the shell (1), connecting blocks (32) are installed on the top of the inner wall of the protection shell (31) and the left side of the bottom of the protection shell, a positioning block (33) is installed on the left side of the connecting block (32), positioning grooves (34) are formed in the right side of the shell (1) and correspond to the positioning blocks (33), the left side of each positioning block (33) penetrates through the positioning grooves (34) and extends to the inside of the positioning grooves to be in contact with the inner wall of the positioning grooves (34), a moving block (35) is arranged on the top of the inner wall of the protection shell (31) and is located on the right side of the connecting block (32), a movable plate (36) is installed on the top of the moving block (35), the top of the movable plate (36) penetrates through the protection shell (31) and extends to the outside of the protection shell, and a connecting plate (37) is installed on the top of the left side of the movable plate (36), a limiting groove (38) is arranged on the right side of the shell (1) and corresponds to the connecting plate (37), the left side of the connecting plate (37) penetrates through the limiting groove (38) and extends into the limiting groove, a limiting block (39) matched with the limiting groove (38) is arranged at the top of the connecting plate (37) and positioned in the limiting groove (38), the top of the protective shell (31) is provided with a mounting plate (310), the right side of the mounting plate (310) is provided with a pull rod (311), a pull plate (312) is arranged at the right end of the pull rod (311), the left end of the pull rod (311) penetrates through the mounting plate (310) and extends to the outside of the mounting plate, a clamping block (313) is installed on the left side of the pull rod (311), one side, close to the movable plate (36), of the clamping block (313) penetrates through the movable plate (36) and extends to the inside of the clamping block to be in contact with the inner wall of the movable plate (36), and a buffer spring (314) is sleeved on the surface of the pull rod (311).

2. A dc brushed electrical machine according to claim 1, wherein: the left side of the protective shell (31) is in contact with the right side of the shell (1).

3. A dc brushed electrical machine according to claim 2, wherein: the right end of the rotating shaft (21) sequentially penetrates through the shell (1) and the protective shell (31) from left to right and extends into the protective shell (31).

4. A dc brushed electrical machine according to claim 3, wherein: rubber pad (4) are installed on the right side of protective housing (31) inner wall, one side that rubber pad (4) are close to pivot (21) contacts with pivot (21) each other.

5. A DC brushed electric motor according to claim 4, characterized in that: one side of the connecting block (32) close to the shell (1) is contacted with the shell (1).

6. A DC brushed electric motor according to claim 5, characterized in that: one side of the moving block (35) close to the inner wall of the protective shell (31) is in mutual contact with the inner wall of the protective shell (31).

7. A DC brushed electric motor according to claim 6, characterized in that: the left side of mounting panel (310) is through buffer spring (314) and the right side fixed connection of fixture block (313), one side and protective housing (31) sliding connection that fixture block (313) are close to protective housing (31).