CN220325483U - Permanent magnet brushless motor - Google Patents
Permanent magnet brushless motor Download PDFInfo
- Publication number
- CN220325483U CN220325483U CN202321142232.1U CN202321142232U CN220325483U CN 220325483 U CN220325483 U CN 220325483U CN 202321142232 U CN202321142232 U CN 202321142232U CN 220325483 U CN220325483 U CN 220325483U
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- China
- Prior art keywords
- shell
- wall
- fixedly connected
- permanent magnet
- casing
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- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000008439 repair process Effects 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The utility model relates to the field of motors and discloses a permanent magnet brushless motor, which comprises a first shell and a second shell, wherein a cooling fan is fixedly connected to the middle part of the outer wall of one side of the front end of the first shell, a clamping block is fixedly connected to the outer part of the upper surface of the rear end of the first shell, a plurality of radiating plates are fixedly connected to the middle part of the outer wall of the first shell, a first shell is fixedly connected to one end, far away from the first shell, of each radiating plate, a second shell is fixedly connected to the rear end of each second shell, a thread groove is formed in the inner wall of the front end of each second shell, and a rotating shaft is arranged in each second shell. According to the utility model, after the clamping block is slidably connected to the rearmost end of the thread groove in the thread groove, the limiting bolt rotates downwards into the shell of the first shell, the clamping block is limited while the first shell is fixed, and the first shell and the second shell can be quickly disassembled and assembled by the structure, so that the maintenance and the repair of the interior of the motor by workers are facilitated.
Description
Technical Field
The utility model relates to the field of motors, in particular to a permanent magnet brushless motor.
Background
The permanent magnet brushless motor is a permanent magnet motor controlled by electronic circuit phase change or current, and has the advantages of high efficiency, low energy consumption, low noise and the like, and the permanent magnet brushless motor is widely applied along with the development of permanent magnet materials in recent years.
The traditional permanent magnet brushless motor is more complicated in the process of disassembling the shell, when the motor fails, the maintenance is inconvenient for a worker, certain heat is generated in the motor during rotation, and the performance of the permanent magnet brushless motor is affected if the motor is continuously heated at high temperature, so that a permanent magnet brushless motor is provided by a person skilled in the art to solve the problem in the background art.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a permanent magnet brushless motor, which is characterized in that after a clamping block is slidably connected to the rearmost end of a thread groove in the thread groove, a limit bolt is downwards rotated into a shell of a first shell, the first shell is fixed, and the clamping block is limited at the same time.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the permanent magnet brushless motor comprises a first shell and a second shell, wherein the middle part of the outer wall of one side of the front end of the first shell is fixedly connected with a cooling fan, the outer part of the upper surface of the rear end of the first shell is fixedly connected with a clamping block, the middle part of the outer wall of the first shell is fixedly connected with a plurality of radiating plates, and one ends of the radiating plates, far away from the first shell, are fixedly connected with a first shell;
the rear end of the second shell is fixedly connected with a second shell, the inner wall of the front end of the second shell is provided with a thread groove, a rotating shaft is arranged in the second shell, the rear end of the rotating shaft penetrates through the second shell to the outside, a stator iron core is arranged at the front end of the outer wall of the shaft body of the rotating shaft, a plurality of windings are wound on one end, close to the second shell, of the stator iron core, a rotor magnetic yoke is arranged on the inner wall of the second shell, and two magnets are fixedly connected to the inner wall of one side, close to the stator iron core, of the rotor magnetic yoke;
through above-mentioned technical scheme, through the fixture block in the inside sliding connection of screw groove to the rear end of screw groove, stop bolt rotates downwards to the casing of first casing in, it is spacing with the fixture block also to fix first casing, this structure can be with first casing and second casing quick assembly disassembly, the staff of being convenient for overhauls and maintains the inside of motor, derive the inside heat of second casing to the second heat-absorbing plate through first heat-absorbing plate, the heat transfer is to the outside heating panel of first casing by the second heat-absorbing plate again, the rethread starts the cooling fan and can blow off the heat on the heating panel to first shell outside, radiating effect in the motor can be strengthened, improve cooling efficiency, thereby reduce the possibility that produces the trouble because of the high temperature in the motor.
Further, the inner wall of the front end of the first shell is provided with a plurality of ventilation holes;
through the technical scheme, the ventilation holes enable air to circulate when the cooling fan is started.
Further, a limit bolt is arranged in the middle of the upper end face of the second shell;
through the technical scheme, the limit bolt can fix and limit the installed first shell.
Further, a junction box is arranged at the rear end of the upper end face of the second shell;
through above-mentioned technical scheme, the terminal box is convenient for people to the inside circuit wiring of motor and overhaul, measure etc..
Further, the clamping block is in sliding connection in the threaded groove;
through the technical scheme, the first shell and the second shell are installed.
Further, a sealing gasket is arranged on the inner wall of one side of the front end of the first shell;
through above-mentioned technical scheme, improve the leakproofness of first casing and second casing through sealed the pad.
Further, the inner wall of the first shell is fixedly connected with a second heat absorbing plate;
through the technical scheme, the heat of the first heat absorbing plate is transferred to the heat radiating plate outside the first shell through the second heat absorbing plate.
Further, the outer wall of the second shell is fixedly connected with a first heat absorbing plate;
through the technical scheme, heat in the second shell can be conducted out through the first heat absorbing plate.
The utility model has the following beneficial effects:
1. according to the permanent magnet brushless motor provided by the utility model, after the motor is slidably connected to the rearmost end of the thread groove through the clamping block in the thread groove, the limiting bolt downwards rotates into the shell of the first shell, the clamping block is limited while the first shell is fixed, and the structure can be used for rapidly dismounting the first shell and the second shell, so that the maintenance and the repair of the interior of the motor by workers are facilitated.
2. The permanent magnet brushless motor provided by the utility model is provided with the first heat absorbing plate, the second heat absorbing plate, the heat radiating plate and the cooling fan, the heat in the second casing is led out to the second heat absorbing plate through the first heat absorbing plate, then the heat is transferred to the heat radiating plate outside the first casing through the second heat absorbing plate, and then the heat on the heat radiating plate can be blown out to the outside of the first casing through starting the cooling fan, so that the heat radiating effect in the motor can be enhanced, the cooling efficiency can be improved, and the possibility of faults caused by high temperature in the motor can be reduced.
3. The permanent magnet brushless motor provided by the utility model has the characteristics of convenience in disassembly and assembly, excellent heat dissipation effect and long service life, is simple in structure, is convenient for a user to operate, and improves the practicability of the motor.
Drawings
Fig. 1 is an isometric view of a permanent magnet brushless motor according to the present utility model;
FIG. 2 is a side cross-sectional view of a permanent magnet brushless motor according to the present utility model;
FIG. 3 is a right side view of a first housing of a permanent magnet brushless motor according to the present utility model;
fig. 4 is a left side view of a second housing of a permanent magnet brushless motor according to the present utility model.
Legend description:
1. a first housing; 2. a winding; 3. a stator core; 4. a magnet; 5. a rotor yoke; 6. a junction box; 7. a limit bolt; 8. a second housing; 9. a thread groove; 10. a first heat absorbing plate; 11. a clamping block; 12. a second heat absorbing plate; 13. a first housing; 14. a sealing gasket; 15. a cooling fan; 16. ventilation holes; 17. a heat dissipation plate; 18. a rotating shaft; 19. and a second housing.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the permanent magnet brushless motor comprises a first shell 1 and a second shell 19, wherein the middle part of the outer wall of one side of the front end of the first shell 1 is fixedly connected with a cooling fan 15, the outer part of the upper surface of the rear end of the first shell 1 is fixedly connected with a clamping block 11, the middle part of the outer wall of the first shell 1 is fixedly connected with a plurality of radiating plates 17, and one ends of the radiating plates 17 far away from the first shell 1 are fixedly connected with a first shell 13;
the rear end of the second shell 19 is fixedly connected with the second shell 8, the inner wall of the front end of the second shell 8 is provided with a thread groove 9, a rotating shaft 18 is arranged in the second shell 19, the rear end of the rotating shaft 18 penetrates through the second shell 8 to the outside, a stator iron core 3 is arranged at the front end of the shaft body outer wall of the rotating shaft 18, a plurality of windings 2 are wound on one end, close to the second shell 19, of the stator iron core 3, a rotor magnet yoke 5 is arranged on the inner wall of the second shell 19, and two magnets 4 are fixedly connected to the inner wall of one side, close to the stator iron core 3, of the rotor magnet yoke 5;
after the clamping block 11 is slidably connected to the rearmost end of the thread groove 9 in the thread groove 9, the limit bolt 7 rotates downwards into the shell of the first shell 1, the clamping block 11 is limited while the first shell 1 is fixed, the structure can rapidly disassemble and assemble the first shell 1 and the second shell 19, workers can overhaul and maintain the inside of the motor conveniently, heat in the second shell 19 is led out to the second heat-absorbing plate 12 through the first heat-absorbing plate 10, the heat is transferred to the heat dissipation plate 17 outside the first shell 1 through the second heat-absorbing plate 12, the heat on the heat dissipation plate 17 can be blown out to the outside of the first shell 13 through starting the cooling fan 15, the heat dissipation effect in the motor can be enhanced, the cooling efficiency is improved, and the possibility of faults caused by high temperature in the motor is reduced.
The inner wall of first shell 13 front end has seted up a plurality of bleeder vents 16, air circulation when making cooling fan 15 start through bleeder vent 16, the middle part of second shell 8 up end is provided with stop bolt 7, stop bolt 7 can fix and spacing to the first casing 1 after the installation, the rear end of second shell 8 up end is provided with terminal box 6, terminal box 6 is convenient for people to the inside circuit wiring of motor and maintenance, measure etc. of motor, fixture block 11 is at the inside sliding connection of screw groove 9, make first casing 1 and second casing 19 install, the inner wall of first casing 1 front end one side is provided with sealed pad 14, improve the leakproofness of first casing 1 and second casing 19 through sealed pad 14, the inner wall fixedly connected with second absorber plate 12 of first casing 1, the heating panel 17 outside with first absorber plate 10 through second absorber plate 12, the outer wall fixedly connected with first absorber plate 10 of second casing 19 can derive the inside heat of second casing 19 through first absorber plate 10.
Working principle: after the clamping block 11 is slidably connected to the rearmost end of the thread groove 9 in the thread groove 9, the limit bolt 7 rotates downwards into the shell of the first shell 1, the clamping block 11 is limited while the first shell 1 is fixed, the structure can rapidly disassemble and assemble the first shell 1 and the second shell 19, workers can overhaul and maintain the inside of the motor conveniently, heat in the second shell 19 is led out to the second heat-absorbing plate 12 through the first heat-absorbing plate 10, the heat is transferred to the heat dissipation plate 17 outside the first shell 1 through the second heat-absorbing plate 12, and the heat on the heat dissipation plate 17 can be blown out to the outside of the first shell 13 through starting the cooling fan 15, so that the heat dissipation effect in the motor can be enhanced, and the cooling efficiency can be improved.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. A permanent magnet brushless motor comprising a first housing (1) and a second housing (19), characterized in that: the middle part of the outer wall of one side of the front end of the first casing (1) is fixedly connected with a cooling fan (15), the outer part of the upper surface of the rear end of the first casing (1) is fixedly connected with a clamping block (11), the middle part of the outer wall of the first casing (1) is fixedly connected with a plurality of radiating plates (17), and one ends, far away from the first casing (1), of the radiating plates (17) are fixedly connected with a first casing (13);
the rear end fixedly connected with second shell (8) of second casing (19), thread groove (9) have been seted up to the inner wall of second shell (8) front end, the inside of second casing (19) is provided with pivot (18), the rear end of pivot (18) runs through second shell (8) to outside, the front end of being close to of pivot (18) shaft outer wall is provided with stator core (3), stator core (3) are close to the one end of second casing (19) all around being equipped with a plurality of windings (2), the inner wall of second casing (19) is provided with rotor yoke (5), one side inner wall fixedly connected with two magnet (4) that rotor yoke (5) are close to stator core (3).
2. A permanent magnet brushless motor according to claim 1, wherein: the inner wall of the front end of the first shell (13) is provided with a plurality of ventilation holes (16).
3. A permanent magnet brushless motor according to claim 1, wherein: and a limit bolt (7) is arranged in the middle of the upper end face of the second housing (8).
4. A permanent magnet brushless motor according to claim 1, wherein: the rear end of the upper end face of the second housing (8) is provided with a junction box (6).
5. A permanent magnet brushless motor according to claim 1, wherein: the clamping block (11) is in sliding connection in the threaded groove (9).
6. A permanent magnet brushless motor according to claim 1, wherein: the inner wall of one side of the front end of the first shell (1) is provided with a sealing gasket (14).
7. A permanent magnet brushless motor according to claim 1, wherein: the inner wall of the first shell (1) is fixedly connected with a second heat absorbing plate (12).
8. A permanent magnet brushless motor according to claim 1, wherein: the outer wall of the second shell (19) is fixedly connected with a first heat absorbing plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321142232.1U CN220325483U (en) | 2023-05-12 | 2023-05-12 | Permanent magnet brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321142232.1U CN220325483U (en) | 2023-05-12 | 2023-05-12 | Permanent magnet brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220325483U true CN220325483U (en) | 2024-01-09 |
Family
ID=89416707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321142232.1U Active CN220325483U (en) | 2023-05-12 | 2023-05-12 | Permanent magnet brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220325483U (en) |
-
2023
- 2023-05-12 CN CN202321142232.1U patent/CN220325483U/en active Active
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