CN210129791U - Oil cooling efficient heat dissipation permanent magnet synchronous motor for elevator - Google Patents
Oil cooling efficient heat dissipation permanent magnet synchronous motor for elevator Download PDFInfo
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- CN210129791U CN210129791U CN201921503765.1U CN201921503765U CN210129791U CN 210129791 U CN210129791 U CN 210129791U CN 201921503765 U CN201921503765 U CN 201921503765U CN 210129791 U CN210129791 U CN 210129791U
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Abstract
The utility model relates to an elevator oil-cooling high-efficiency heat dissipation permanent magnet synchronous motor, which comprises a casing and a box body which are mutually communicated, wherein a motor assembly is arranged in the casing and the box body in a penetrating way, a cooling liquid flow passage is arranged in the casing, a cooling liquid inlet and a cooling liquid outlet which are communicated with the cooling liquid flow passage are arranged on the outer wall of the casing, a cooling device is connected between the cooling liquid inlet and the cooling liquid outlet, and the cooling liquid flow passage is arranged in the casing in a snake shape along the extension direction of the casing; compared with the prior art, the utility model has the advantages that: effectively improve the quick heat dissipation of motor cooling rate to can reduce the motor size under the prerequisite of guaranteeing motor power density and torque density, practice thrift motor occupation space, and the coolant liquid runner is snakelike arranging along the extending direction of casing, the production preparation of being convenient for.
Description
Technical Field
The utility model relates to an elevator hauler field, concretely relates to high-efficient heat dissipation PMSM of oil cooling for elevator.
Background
The motor is used as a power device for driving the lift car to ascend and descend, and is the most important component in elevator accessories. The good heat dissipation performance can ensure the operation reliability and the service life of the motor. And because the requirement for the occupied area of the elevator is higher and higher at present, the problem that the size of the motor is reduced while the heat dissipation efficiency of the motor is ensured and improved is also to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is: an oil-cooled efficient heat dissipation permanent magnet synchronous motor for an elevator is provided.
The technical scheme of the utility model is that: the utility model provides an elevator is with high-efficient heat dissipation PMSM of oil cooling, includes casing and the box that communicates each other, run through in casing and the box and be provided with motor element, the coolant liquid runner has been seted up in the casing of casing, set up on the outer wall of casing with coolant liquid entry and coolant liquid export that the coolant liquid runner is linked together, just coolant liquid entry and coolant liquid export between be connected with cooling device, the coolant liquid runner is in follow in the casing the extending direction of casing is snakelike arranging.
Further: the motor assembly comprises a main shaft, a rotor assembly and a traction wheel, wherein the main shaft penetrates through the casing and the box body, and the rotor assembly and the traction wheel are respectively sleeved on the main shaft.
Further: the motor assembly further comprises a stator rear cover and an encoder which are connected to the two ends of the main shaft respectively, the stator rear cover is installed on the main shaft close to one end of the stator assembly and fixed to the end portion of the casing, and a brake is sleeved outside the encoder.
Further: the cooling device comprises a cooling liquid storage box and a pump arranged in the cooling liquid storage box, the cooling liquid storage box is communicated with the cooling liquid outlet through a pipeline, and the pump is communicated with the cooling liquid inlet through a pipeline.
Further: and the end part of the machine shell is provided with a junction box.
Compared with the prior art, the utility model has the advantages that: effectively improve the quick heat dissipation of motor cooling rate to can reduce the motor size under the prerequisite of guaranteeing motor power density and torque density, practice thrift motor occupation space, and the coolant liquid runner is snakelike arranging along the extending direction of casing, the production preparation of being convenient for.
Drawings
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 the ordinary skilled person in the art without creative work all belong to the protection scope of the present invention:
fig. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is an axial cross-sectional view of the present invention;
FIG. 4 is a schematic diagram of a circulation simulation path of a coolant flow channel according to the present invention;
wherein: 1. a housing; 2. a box body; 3. a coolant flow passage; 4. a coolant inlet; 5. a coolant outlet; 6. a main shaft; 7. a rotor assembly; 8. a stator assembly; 9. a traction sheave; 10. a bearing; 11. a stator rear cover; 12. an encoder; 13. a brake; 14. a junction box.
Detailed Description
Example (b): referring to fig. 1 to 4, an elevator oil cooling high-efficiency heat dissipation permanent magnet synchronous motor comprises a casing 1 and a box body 2 which are communicated with each other, the motor components are arranged in the casing 1 and the box body 2 in a penetrating way, a cooling liquid flow passage 3 is arranged in the casing of the casing 1, a cooling liquid inlet 4 and a cooling liquid outlet 5 which are communicated with the cooling liquid flow passage 3 are arranged on the outer wall of the machine shell 1, and a cooling device is connected between the cooling liquid inlet 4 and the cooling liquid outlet 5, the cooling liquid flow passages 3 are arranged in the casing 1 in a snake shape along the extension direction of the casing 1, when the casing 1 is produced, firstly, a through groove is turned out in the casing 1 along the direction parallel to the central axis of the casing 1, then the end parts of the through grooves are welded in a staggered mode and sealed, and the cooling liquid flow passages 3 which are distributed in a snake shape can be formed, so that the manufacturing is convenient, the cost is saved, and the manufacturing efficiency is improved.
The motor assembly comprises a main shaft 6 arranged in the casing 1 and the box body 2 in a penetrating mode, and a rotor assembly 7 and a traction wheel 9 which are respectively sleeved on the main shaft 6, wherein the rotor assembly 7 is sleeved with a stator assembly 8, the main shaft 6 is further sleeved with bearings 10 distributed on two sides of the traction wheel 9, the bearings 10 and the traction wheel 9 are both located in the box body 2, and the rotor assembly 7 and the stator assembly 8 are located in the casing 1. The motor assembly further comprises a stator rear cover 11 and an encoder 12 which are connected to two ends of the main shaft 6 respectively, the stator rear cover 11 is installed on the main shaft 6 close to one end of the stator assembly 8 and fixed to the end portion of the machine shell 1, and a brake 13 is sleeved outside the encoder 12.
The cooling apparatus includes a coolant storage tank communicating with the coolant outlet 5 through a pipeline, and a pump (not shown) disposed in the coolant storage tank and communicating with the coolant inlet 4 through a pipeline.
A junction box 14 is mounted on the end of the casing 1.
It is to be noted that, in this document, terms such as "comprises" or any other variation thereof are intended to cover a non-exclusive inclusion, such that an article or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such article or apparatus.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art will be able to make the description as a whole, and the embodiments may be appropriately combined to form other embodiments as will be apparent to those skilled in the art.
Claims (5)
1. The utility model provides an elevator is with high-efficient heat dissipation PMSM of oil cooling, includes casing and the box that communicates each other, run through in casing and the box and be provided with motor element, its characterized in that: the cooling device is characterized in that a cooling liquid flow channel is formed in the shell of the shell, a cooling liquid inlet and a cooling liquid outlet which are communicated with the cooling liquid flow channel are formed in the outer wall of the shell, a cooling device is connected between the cooling liquid inlet and the cooling liquid outlet, and the cooling liquid flow channel is arranged in the shell in a snake shape along the extending direction of the shell.
2. The elevator oil cooling high-efficiency heat dissipation permanent magnet synchronous motor according to claim 1, characterized in that: the motor assembly comprises a main shaft, a rotor assembly and a traction wheel, wherein the main shaft penetrates through the casing and the box body, and the rotor assembly and the traction wheel are respectively sleeved on the main shaft.
3. The elevator oil cooling high-efficiency heat dissipation permanent magnet synchronous motor as set forth in claim 2, characterized in that: the motor assembly further comprises a stator rear cover and an encoder which are connected to the two ends of the main shaft respectively, the stator rear cover is installed on the main shaft close to one end of the stator assembly and fixed to the end portion of the casing, and a brake is sleeved outside the encoder.
4. The elevator oil cooling high-efficiency heat dissipation permanent magnet synchronous motor according to claim 1, characterized in that: the cooling device comprises a cooling liquid storage box and a pump arranged in the cooling liquid storage box, the cooling liquid storage box is communicated with the cooling liquid outlet through a pipeline, and the pump is communicated with the cooling liquid inlet through a pipeline.
5. The elevator oil cooling high-efficiency heat dissipation permanent magnet synchronous motor according to claim 1, characterized in that: and the end part of the machine shell is provided with a junction box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921503765.1U CN210129791U (en) | 2019-09-10 | 2019-09-10 | Oil cooling efficient heat dissipation permanent magnet synchronous motor for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921503765.1U CN210129791U (en) | 2019-09-10 | 2019-09-10 | Oil cooling efficient heat dissipation permanent magnet synchronous motor for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210129791U true CN210129791U (en) | 2020-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921503765.1U Active CN210129791U (en) | 2019-09-10 | 2019-09-10 | Oil cooling efficient heat dissipation permanent magnet synchronous motor for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210129791U (en) |
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2019
- 2019-09-10 CN CN201921503765.1U patent/CN210129791U/en active Active
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