CN215268025U - Direct current motor capable of being communicated with alternating current - Google Patents
Direct current motor capable of being communicated with alternating current Download PDFInfo
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- CN215268025U CN215268025U CN202120397445.3U CN202120397445U CN215268025U CN 215268025 U CN215268025 U CN 215268025U CN 202120397445 U CN202120397445 U CN 202120397445U CN 215268025 U CN215268025 U CN 215268025U
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- brush
- casing
- direct current
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- commutator
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Abstract
The utility model relates to the technical field of electric machines, concretely relates to can lead to direct current motor of interchange, including casing, fixed set up in the magnet steel of casing inner wall, set up in the rotor subassembly of casing and set up the brush subassembly in the casing, the louvre has been seted up to the casing, the rotor subassembly includes the rotation axis, the rotation axis is from bottom to top fixed iron core subassembly, radiator fan and the commutator of being provided with in proper order, the brush subassembly includes the brush yoke, sets up in the carbon brush of brush yoke both sides and sets up in the rectifier of brush yoke upper surface, the rectifier with carbon brush electric connection, the carbon brush with the commutator is contradicted. The utility model discloses setting up radiator fan between core subassembly and commutator, both can guaranteeing radiating while, reserved the installation space of rectifier for brush yoke top, the rectifier can turn into the direct current with the alternating current and function with drive direct current motor to satisfy more scene user demands.
Description
Technical Field
The utility model relates to the technical field of electric machines, concretely relates to can lead to direct current motor who exchanges.
Background
A brushed electric motor is a rotating electric machine that converts electrical energy into mechanical energy or mechanical energy into electrical energy, with a brush arrangement incorporated therein. Unlike brushless motors, brush devices are used to draw in or out voltage and current. The brush motor is the basis of all motors, and has the characteristics of quick start, timely braking, capability of smoothly regulating the speed in a large range, relatively simple control circuit and the like. The motor inevitably generates a large amount of heat during operation, so that it is necessary to provide a heat dissipation mechanism in the motor.
CN212323935U discloses an open type dc motor, which improves the heat dissipation capability by arranging heat dissipation blades on the top of the rotating shaft, but the arrangement of the heat dissipation blades above the mounting rack is not favorable for the installation of the dc motor, and only can supply dc current, which also causes certain limitation.
Disclosure of Invention
In order to overcome the defects and deficiencies existing in the prior art, the utility model aims to provide a direct current motor capable of being communicated with alternating current.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a can lead to DC motor of interchange, includes the casing, fixes the magnet steel that sets up in the casing inner wall, sets up rotor subassembly in the casing and sets up the brush subassembly in the casing, the louvre has been seted up to the casing, the rotor subassembly includes the rotation axis, the rotation axis is from bottom to top fixed iron core subassembly, radiator fan and the commutator of having set up in proper order, the brush subassembly includes the brush yoke, sets up in the carbon brush of brush yoke both sides and sets up in the rectifier of brush yoke upper surface, the rectifier with carbon brush electric connection, the carbon brush with the commutator is contradicted.
The cooling fan comprises an installation foot and cooling fan blades arranged on the installation foot, and the installation foot is connected with the iron core assembly in a clamping mode.
The radiating holes are arranged corresponding to the radiating fan blades, and the number of the radiating holes is two.
The brush holder comprises a circular top surface, the edge of the circular top surface is provided with a side wall in a downward protruding mode, mounting holes used for mounting carbon brushes are formed in two sides of the side wall, one end of each carbon brush hole is abutted to the corresponding commutator, and the other end of each carbon brush hole penetrates through the corresponding mounting hole and protrudes out of the brush holder.
The carbon brush is arranged on the upper end of the shell, and penetrates through the opening and protrudes out of the shell.
And the outer side wall of the shell is sleeved with a magnetic protecting ring.
The beneficial effects of the utility model reside in that: the utility model discloses setting up radiator fan between core subassembly and commutator, both can guaranteeing radiating while, reserved the installation space of rectifier for brush yoke top, the rectifier can turn into the direct current with the alternating current and function with drive direct current motor to satisfy more scene user demands.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an exploded view of the present invention;
the reference signs are: 1-machine shell, 11-heat dissipation holes, 2-magnetic steel, 3-rotating shaft, 4-iron core component, 5-heat dissipation fan, 51-heat dissipation fan blade, 52-mounting pin, 6-commutator, 7-brush holder, 8-carbon brush, 9-rectifier and 10-magnetic protection ring.
Detailed Description
In order to facilitate the understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying fig. 1-2, which are not intended to limit the present invention.
Example 1
The utility model provides a can lead to DC motor of interchange, includes casing 1, the fixed magnet steel 2 that sets up in 1 inner wall of casing, sets up in the rotor subassembly of casing 1 and sets up the brush subassembly in casing 1, louvre 11 has been seted up to casing 1, the rotor subassembly includes rotation axis 3, rotation axis 3 from bottom to top is fixed in proper order and is provided with iron core subassembly 4, radiator fan 5 and commutator 6, the brush subassembly includes brush yoke 7, sets up in the carbon brush 8 of brush yoke 7 both sides and sets up in the rectifier 9 of brush yoke 7 upper surface, rectifier 9 with 8 electric connection of carbon brush, carbon brush 8 with commutator 6 contradicts.
The utility model discloses setting up radiator fan 5 between iron core subassembly 4 and commutator 6, both can guaranteeing radiating while, reserved rectifier 9's installation space for brush yoke 7 top, rectifier 9 can turn into the direct current with the alternating current and function with drive DC motor to satisfy more scene user demands.
The heat dissipation fan 5 comprises an installation foot 52 and a heat dissipation fan blade 51 arranged on the installation foot 52, and the installation foot 52 is connected with the iron core assembly 4 in a clamping manner.
The utility model discloses set up radiator fan 5 in iron core subassembly 4 and another advantage between commutator 6 and lie in, radiator fan 5's installation foot 52 can carry out the joint and realize radiator fan 51's rotation with iron core subassembly 4, and direct relatively and pivot fixed connection, moment are littleer, and stability is better, and radiator fan 5 hollow setting makes its installation space of more practicing thrift moreover, does not need too much design radiator fan 5's space.
The heat dissipation holes 11 are arranged at positions corresponding to the heat dissipation fan blades 51, the number of the heat dissipation holes 11 is two, and the heat dissipation efficiency is good.
The brush holder 7 comprises a circular top surface, a side wall is convexly arranged at the edge of the circular top surface downwards, mounting holes for mounting the carbon brushes 8 are formed in the two sides of the side wall, one end of each hole of the carbon brushes 8 is abutted to the commutator 6, and the other end of each hole of the carbon brushes passes through the mounting holes and protrudes out of the brush holder 7.
The utility model discloses a design into the carbon brush 8 and stretch out outside brush yoke 7, can prolong the length of carbon brush 8 to the life of extension motor.
The upper end of the casing 1 is provided with an opening, the carbon brush 8 penetrates through the opening and protrudes out of the casing 1, the length of the carbon brush 8 is prolonged, the opening depth can be set to the position of the heat dissipation fan blade 51, and the heat dissipation effect is further improved.
Wherein, the lateral wall cover of casing 1 is equipped with and protects magnetic ring 10, can prevent the motor magnetic leakage, improves the life of motor.
The above-mentioned embodiment is the utility model discloses the implementation of preferred, in addition, the utility model discloses can also realize by other modes, not deviating from the utility model discloses any obvious replacement is all within the protection scope under the prerequisite of design.
Claims (6)
1. A can lead to DC motor of interchange which characterized in that: including casing, fixed set up in the magnet steel of casing inner wall, set up rotor subassembly in the casing and set up the brush subassembly in the casing, the louvre has been seted up to the casing, the rotor subassembly includes the rotation axis, the rotation axis is from bottom to top fixed iron core subassembly, radiator fan and the commutator of having set up in proper order, the brush subassembly includes the brush yoke, sets up in the carbon brush of brush yoke both sides and sets up in the rectifier of brush yoke upper surface, the rectifier with carbon brush electric connection, the carbon brush with the commutator is contradicted.
2. An alternating current capable direct current motor according to claim 1, wherein: the cooling fan comprises an installation foot and cooling fan blades arranged on the installation foot, and the installation foot is connected with the iron core assembly in a clamping mode.
3. An alternating current capable direct current motor according to claim 2, wherein: the heat dissipation holes are arranged corresponding to the positions of the heat dissipation fan blades, and the number of the heat dissipation holes is two.
4. An alternating current capable direct current motor according to claim 1, wherein: the brush holder comprises a circular top surface, the edge of the circular top surface is provided with a side wall in a downward protruding mode, mounting holes used for mounting carbon brushes are formed in two sides of the side wall, one end of each carbon brush hole is abutted to the corresponding commutator, and the other end of each carbon brush hole penetrates through the corresponding mounting hole and protrudes out of the brush holder.
5. An alternating current capable direct current motor according to claim 4, wherein: an opening is formed in the upper end of the machine shell, and the carbon brush penetrates through the opening and protrudes out of the machine shell.
6. An alternating current capable direct current motor according to claim 1, wherein: and the outer side wall of the shell is sleeved with a magnetic protection ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120397445.3U CN215268025U (en) | 2021-02-23 | 2021-02-23 | Direct current motor capable of being communicated with alternating current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120397445.3U CN215268025U (en) | 2021-02-23 | 2021-02-23 | Direct current motor capable of being communicated with alternating current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215268025U true CN215268025U (en) | 2021-12-21 |
Family
ID=79502224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120397445.3U Active CN215268025U (en) | 2021-02-23 | 2021-02-23 | Direct current motor capable of being communicated with alternating current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215268025U (en) |
-
2021
- 2021-02-23 CN CN202120397445.3U patent/CN215268025U/en active Active
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