CN214154186U - High-concentricity brushless motor rotor core - Google Patents
High-concentricity brushless motor rotor core Download PDFInfo
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- CN214154186U CN214154186U CN202120129914.3U CN202120129914U CN214154186U CN 214154186 U CN214154186 U CN 214154186U CN 202120129914 U CN202120129914 U CN 202120129914U CN 214154186 U CN214154186 U CN 214154186U
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- rotor core
- brushless motor
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Abstract
The utility model belongs to the technical field of motor device, especially, be a high concentricity brushless motor rotor core, including motor stator, motor stator's medial surface is provided with copper line winding handle, and motor rotor's medial surface is provided with the connecting block, and the medial surface of connecting block is provided with the dead eye, and the medial surface of dead eye is provided with the fixed slot, and the inside of dead eye is provided with the fixed axle, and the surface of fixed axle is provided with the fixed block, and one side of fixed axle is provided with the connecting axle, and the surface of connecting axle is provided with the locating piece. The utility model discloses a set up fixed slot and fixed block, make fixed axle and electric motor rotor firmly together fixed, ensure that rotor and fixed axle remain stable state when rotating, avoid brushless motor's performance to receive the influence, through setting up the locating piece, make the fixed axle can not appear squinting when rotating, and then make electric motor rotor and electric motor stator's the centre of a circle keep on same position, avoid producing the error and cause the electric motor rotor damage.
Description
Technical Field
The utility model relates to a motor technical field specifically is a high concentricity brushless motor rotor core.
Background
The brushless motor is composed of a motor main body and a driver, and is a typical electromechanical integration product. Because the brushless DC motor is operated in a self-control mode, a starting winding is not additionally arranged on a rotor like a synchronous motor which is started under the condition of variable frequency and speed regulation and does not generate oscillation and step-out when the load suddenly changes. The permanent magnet of the brushless DC motor with medium and small capacity is mostly made of rare earth neodymium iron boron (Nd-Fe-B) material with high magnetic energy product. Therefore, the volume of the rare earth permanent magnet brushless motor is reduced by one machine seat number compared with that of a same-capacity three-phase asynchronous motor. In recent thirty years, research on variable frequency speed regulation of asynchronous motors is based on finding a method for controlling torque of the asynchronous motors, and the rare earth permanent magnet brushless direct current motor has the advantages in the speed regulation field by the characteristics of wide speed regulation, small volume, high efficiency, small error of steady-state rotating speed and the like.
There are the following problems:
1. when the existing rotor core of the brushless motor is used, the rotor and the fixed shaft cannot be kept in a stable state when rotating, and the performance of the brushless motor can be influenced.
2. When the existing brushless motor rotor core is used, the same concentricity cannot be kept between a motor rotor and a motor stator, so that large deviation can be caused, and certain damage is caused to the motor rotor.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a high concentricity brushless motor rotor core has solved the problem that can not keep stable condition and concentricity deviation appear and cause the damage to electric motor rotor.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high concentricity brushless motor rotor core, includes motor stator, motor stator's surface is provided with the recess, motor stator's medial surface is provided with copper line winding handle, the one end of copper line winding handle is provided with the separation blade, one side of copper line separation blade is provided with the space, one side in space is provided with electric rotor, electric rotor's medial surface is provided with the connecting block, the medial surface of connecting block is provided with the dead eye, the medial surface of dead eye is provided with the fixed slot, the inside of dead eye is provided with the fixed axle, the surface of fixed axle is provided with the fixed block, one side of fixed axle is provided with the connecting axle, the surface of connecting axle is provided with the locating piece, one side of locating piece is provided with rolling bearing, one side of rolling bearing is provided with the connector.
As an optimal technical scheme of the utility model, the recess is embedded in motor stator's surface, copper line winding handle fixed connection is in motor stator's medial surface.
As an optimal technical scheme of the utility model, copper line separation blade swing joint is in the one end of copper line winding handle, space fixed connection is in one side of copper line separation blade.
As a preferred technical scheme of the utility model, electric motor rotor rotates and connects in one side in space, connecting block fixed connection is in electric motor rotor's medial surface.
As a preferred technical scheme of the utility model, the dead eye is embedded in the medial surface of connecting block, the fixed slot is embedded in the medial surface of dead eye.
As a preferred technical scheme of the utility model, fixed axle fixed connection is in the inside of dead eye, fixed block fixed connection is in the surface of fixed axle.
As a preferred technical scheme of the utility model, connecting axle fixed connection is in one side of fixed axle, locating piece swing joint is in the surface of connecting axle.
As a preferred technical scheme of the utility model, rolling bearing swing joint is in one side of locating piece, connector fixed connection is in one side of rolling bearing.
Compared with the prior art, the utility model provides a high concentricity brushless motor rotor core possesses following beneficial effect:
1. this high concentricity brushless motor rotor core through setting up fixed slot and fixed block, makes fixed axle and electric motor rotor firmly together, ensures that rotor and fixed axle remain stable state when rotating, avoids brushless motor's performance to receive the influence.
2. This high concentricity brushless motor rotor core through setting up the locating piece, makes the fixed axle can not appear the skew when rotating, and then makes electric motor rotor and motor stator's the centre of a circle keep on same position, avoids producing the error and causes electric motor rotor damage.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the motor rotor of the present invention;
fig. 3 is a structure view of the fixing shaft of the present invention.
In the figure: 1. a motor stator; 2. a groove; 3. a copper wire winding handle; 4. a copper wire baffle plate; 5. a void; 6. a motor rotor; 7. connecting blocks; 8. a bearing bore; 9. fixing grooves; 10. a fixed shaft; 11. a fixed block; 12. a connecting shaft; 13. a connector; 14. positioning blocks; 15. and rotating the bearing.
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.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a high concentricity brushless motor rotor core, including motor stator 1, motor stator 1's surface is provided with recess 2, motor stator 1's medial surface is provided with copper line winding handle 3, the one end of copper line winding handle 3 is provided with copper line separation blade 4, one side of copper line separation blade 4 is provided with space 5, one side of space 5 is provided with motor rotor 6, motor rotor 6's medial surface is provided with connecting block 7, connecting block 7's medial surface is provided with dead eye 8, dead eye 8's medial surface is provided with fixed slot 9, dead eye 8's inside is provided with fixed axle 10, the surface of fixed axle 10 is provided with fixed block 11, one side of fixed axle 10 is provided with connecting axle 12, the surface of connecting axle 12 is provided with locating piece 14, one side of locating piece 14 is provided with rolling bearing 15, one side of rolling bearing 15 is provided with connector 13.
In the embodiment, the copper wire is led in from the outside and then reaches the copper wire winding handle 3 along the groove 2, and is wound on the copper wire winding handle 3 one by one, and the positioning block 14 is connected and fixed with an external structure to fix the positions of the connecting shaft 12 and the fixing shaft 10.
Specifically, recess 2 is embedded in motor stator 1's surface, and copper line winding handle 3 fixed connection is in motor stator 1's medial surface.
In this embodiment, recess 2 provides the track of access for outside copper line, and copper line winding handle 3 provides winding position for the copper line.
Specifically, copper line separation blade 4 swing joint is in the one end of copper line winding handle 3, and space 5 fixed connection is in one side of copper line separation blade 4.
In this embodiment, copper line separation blade 4 blocks the copper line on copper line winding handle 3, prevents that the copper line from droing, and the rotation that motor rotor 6 can be free is guaranteed to space 5.
Specifically, motor rotor 6 rotates and connects in one side in space 5, and connecting block 7 fixed connection is in motor rotor 6's medial surface.
In this embodiment, the motor rotor 6 is a device for realizing mutual conversion between electric energy and mechanical energy, and the connecting block 7 connects the fixed shaft 10 and the motor rotor 6 together.
Specifically, the bearing hole 8 is embedded in the inner side surface of the connecting block 7, and the fixing groove 9 is embedded in the inner side surface of the bearing hole 8.
In this embodiment, the bearing hole 8 is used for installing the position of the fixing shaft 10, and the fixing groove 9 provides an installation position for the fixing block 11.
Specifically, the fixing shaft 10 is fixedly connected to the inside of the bearing hole 8, and the fixing block 11 is fixedly connected to the outer surface of the fixing shaft 10.
In this embodiment, the fixing shaft 10 connects the connecting shaft 12 and the motor rotor 6 together, and the fixing block 11 fixes the position of the fixing shaft 10.
Specifically, the connecting shaft 12 is fixedly connected to one side of the fixed shaft 10, and the positioning block 14 is movably connected to the outer surface of the connecting shaft 12.
In this embodiment, the connecting shaft 12 provides a mounting position for the positioning block 14 and the rotating bearing 15, and the positioning block 14 protects the motor rotor 6 inside.
Specifically, the rotating bearing 15 is movably connected to one side of the positioning block 14, and the connector 13 is fixedly connected to one side of the rotating bearing 15.
In this embodiment, the rotary bearing 15 connects the connecting shaft 12 and the motor external connection port together to support the motor rotor 6.
The utility model discloses a theory of operation and use flow: firstly, the copper wire that inserts externally twines on copper wire winding handle 3, then install motor rotor 6, install fixed axle 10 at dead eye 8, fixed block 11 combines with fixed slot 9 after fixed axle 10 installs, make fixed axle 10 and motor rotor 6 firmly fixed together, ensure motor rotor 6 and fixed axle 10 remain stable state when rotating, avoid brushless motor's performance to receive the influence, then install locating piece 14 and rolling bearing 15 on connecting axle 12, insert motor rotor 6 in motor stator 1 after the installation, fix motor rotor 6, locating piece 14 is connected fixedly together with the external connecting piece, make fixed axle 10 can not appear the skew when rotating, and then make motor rotor 6 and motor stator 1's the centre of a circle keep on same position, avoid producing the error and cause motor rotor 6 to damage.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a high concentricity brushless motor rotor core, includes motor stator (1), its characterized in that: the surface of the motor stator (1) is provided with a groove (2), the inner side of the motor stator (1) is provided with a copper wire winding handle (3), one end of the copper wire winding handle (3) is provided with a copper wire separation blade (4), one side of the copper wire separation blade (4) is provided with a gap (5), one side of the gap (5) is provided with a motor rotor (6), the inner side of the motor rotor (6) is provided with a connecting block (7), the inner side of the connecting block (7) is provided with a bearing hole (8), the inner side of the bearing hole (8) is provided with a fixing groove (9), the inside of the bearing hole (8) is provided with a fixing shaft (10), the outer surface of the fixing shaft (10) is provided with a fixing block (11), one side of the fixing shaft (10) is provided with a connecting shaft (12), the outer surface of the connecting shaft (12) is provided with a positioning block (14), one side of the positioning block (14) is provided with a rotating bearing (15), and one side of the rotating bearing (15) is provided with a connector (13).
2. The high concentricity brushless motor rotor core according to claim 1, wherein: the groove (2) is embedded in the outer surface of the motor stator (1), and the copper wire winding handle (3) is fixedly connected to the inner side surface of the motor stator (1).
3. The high concentricity brushless motor rotor core according to claim 1, wherein: copper line separation blade (4) swing joint is in the one end of copper line winding handle (3), space (5) fixed connection is in one side of copper line separation blade (4).
4. The high concentricity brushless motor rotor core according to claim 1, wherein: the motor rotor (6) is rotatably connected to one side of the gap (5), and the connecting block (7) is fixedly connected to the inner side face of the motor rotor (6).
5. The high concentricity brushless motor rotor core according to claim 1, wherein: the bearing hole (8) is embedded in the inner side face of the connecting block (7), and the fixing groove (9) is embedded in the inner side face of the bearing hole (8).
6. The high concentricity brushless motor rotor core according to claim 1, wherein: the fixed shaft (10) is fixedly connected to the inside of the bearing hole (8), and the fixed block (11) is fixedly connected to the outer surface of the fixed shaft (10).
7. The high concentricity brushless motor rotor core according to claim 1, wherein: the connecting shaft (12) is fixedly connected to one side of the fixed shaft (10), and the positioning block (14) is movably connected to the outer surface of the connecting shaft (12).
8. The high concentricity brushless motor rotor core according to claim 1, wherein: the rotary bearing (15) is movably connected to one side of the positioning block (14), and the connector (13) is fixedly connected to one side of the rotary bearing (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120129914.3U CN214154186U (en) | 2021-01-19 | 2021-01-19 | High-concentricity brushless motor rotor core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120129914.3U CN214154186U (en) | 2021-01-19 | 2021-01-19 | High-concentricity brushless motor rotor core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214154186U true CN214154186U (en) | 2021-09-07 |
Family
ID=77548309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120129914.3U Active CN214154186U (en) | 2021-01-19 | 2021-01-19 | High-concentricity brushless motor rotor core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214154186U (en) |
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2021
- 2021-01-19 CN CN202120129914.3U patent/CN214154186U/en active Active
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