CN219918526U - Stator punching sheet radiating structure special for high-speed motor - Google Patents
Stator punching sheet radiating structure special for high-speed motor Download PDFInfo
- Publication number
- CN219918526U CN219918526U CN202320210294.5U CN202320210294U CN219918526U CN 219918526 U CN219918526 U CN 219918526U CN 202320210294 U CN202320210294 U CN 202320210294U CN 219918526 U CN219918526 U CN 219918526U
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- Prior art keywords
- punching sheet
- motor
- electromagnetic wire
- heat dissipation
- electromagnetic
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- 238000004080 punching Methods 0.000 title claims abstract description 43
- 230000017525 heat dissipation Effects 0.000 claims abstract description 22
- 238000005192 partition Methods 0.000 claims abstract description 6
- 238000004804 winding Methods 0.000 claims description 7
- 230000005855 radiation Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a stator punching sheet radiating structure special for a high-speed motor, which comprises a punching sheet shell, wherein punching sheet grooves are distributed on the punching sheet shell, electromagnetic wires are wound in the punching sheet grooves, an insulating layer is arranged between the electromagnetic wires and the punching sheet grooves and at one end far away from a notch of the punching sheet grooves, meanwhile, at the bottom end position of the electromagnetic wires, the punching sheet grooves are designed with two bulges and are provided with a partition plate for preventing the electromagnetic wires from moving, and a section of space gap is arranged between the bottom end of the partition plate and the notch of the punching sheet grooves and is used as a motor radiating channel. Compared with the traditional heat dissipation structure, the utility model has the advantages that the area of the air duct is obviously increased, the air duct is directly contacted with the electromagnetic wire and the rotor, the heat is directly taken away from the inside, the heat dissipation capacity of the motor is greatly improved, the weight of the motor is lightened, and the power density of the motor is improved.
Description
Technical Field
The utility model relates to the field of motor heat dissipation structures, in particular to a stator punching heat dissipation structure special for a high-speed motor.
Background
The high-speed motor has high operating frequency, the electromagnetic wire generates skin effect, the resistance is increased, copper loss is obviously increased, and a large amount of heat is generated; the rotor is affected by high frequency, and the eddy current loss of the rotor is obviously increased, so that the rotor becomes a remarkable heat source of the motor. Because the high-speed motor rotates fast, the power density is very high, the motor volume is very small, the heat dissipation performance is poor, and if the heat generated by the electromagnetic wire and the rotor cannot be timely dissipated, the electromagnetic wire is burnt out, the rotor magnetic steel loses magnetism, the motor fails, and serious faults are generated.
At present, a high-rotation-speed motor generally adopts a liquid cooling and simple internal ventilation heat dissipation structure, a heat dissipation channel is small, heat dissipation efficiency is low, an effect is poor, the motor is large in size, power density is low, the consumption of product materials is high, resource waste is caused, and the requirements of energy conservation and emission reduction are not met.
Disclosure of Invention
The utility model provides a stator punching sheet radiating structure special for a high-speed motor, which can rapidly and directly take away heat generated by a heat source by adopting a method of reserving a radiating channel by a punching sheet, and has more direct path and higher radiating efficiency than the traditional path through an electromagnetic wire and a shell.
The electromagnetic wire heat dissipation device comprises a punching sheet shell, wherein punching sheet grooves are distributed on the punching sheet shell, electromagnetic wires are wound in the punching sheet grooves, an insulating layer is arranged between the electromagnetic wire winding part and the punching sheet grooves, the electromagnetic wire winding position is arranged at one end far away from the notch of the punching sheet grooves, and a section of space gap is arranged between the electromagnetic wires and the notch of the punching sheet grooves and used as a motor heat dissipation channel.
Further improved, the punching groove is provided with two bulges at the bottom end of the electromagnetic wire, and the bulges are provided with a baffle for preventing the electromagnetic wire from moving.
Further improved, the punching sheet grooves are distributed at equal intervals along the circumference of the punching sheet shell.
The utility model has the beneficial effects that:
1. the heat generated by the heat source can be rapidly and directly taken away by adopting the method of reserving the heat dissipation channel by the punching sheet, and the heat dissipation efficiency is higher than that of the traditional method of directly passing through the paths such as the electromagnetic wire and the shell.
2. The area of the air duct is obviously increased, the air duct is directly contacted with the electromagnetic wire and the rotor, heat is directly taken away from the inside, the heat dissipation capacity of the motor is greatly improved, the weight of the motor is lightened, and the power density of the motor is improved.
3. Through Ansys thermal simulation calculation, a proper fan is selected, and compared with a traditional structure, the heat dissipation capacity of the fan is improved by 50%, and the motor volume of the fan can be reduced by more than 30%.
4. Through the design of protruding and baffle, can effectively prevent the electromagnetic wire drunkenness in the punching groove.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the whole structure of the present utility model
Marked in the figure as: 1. a heat dissipation channel; 2. a punched sheet shell; 3. a partition plate; 4. an insulating layer; 5. electromagnetic wire.
Description of the embodiments
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.
As shown in fig. 1, a novel punching sheet heat radiation structure of a high-speed motor comprises a punching sheet shell 2, wherein punching sheet grooves are distributed on the punching sheet shell 2, electromagnetic wires 5 are wound in the punching sheet grooves, an insulating layer 4 is arranged between the punching sheet grooves of the winding parts of the electromagnetic wires 5, the winding positions of the electromagnetic wires 5 are arranged at one ends far away from the notches of the punching sheet grooves, meanwhile, the bottoms of the electromagnetic wires 5 are arranged at the bottoms of the electromagnetic wires, two bulges are designed on the punching sheet grooves, a partition plate 3 for preventing the electromagnetic wires from moving is arranged on the bulges, and a section of space gap is arranged between the bottoms of the partition plate 3 and the notches of the punching sheet grooves to serve as a motor heat radiation channel 1.
In this embodiment, with punching sheet groove space split, partly be used for depositing the electromagnetic wire, partly space is as the inside heat dissipation passageway of motor, simultaneously through punching sheet groove protruding structure, put into electromagnetic wire below with baffle 3 and fasten it, prevent its drunkenness, the design of punching sheet groove notch has increased the sectional area than ordinary notch ratio.
Compared with the traditional heat dissipation structure, the heat dissipation structure has the advantages that the heat generated by the heat source can be rapidly and directly taken away by adopting the method of reserving the heat dissipation channel through the punching sheet, and the heat dissipation efficiency is higher than that of the traditional heat dissipation structure through the paths such as the electromagnetic wire and the shell.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for the equipment examples, what has been described above is merely a preferred embodiment of the utility model, which, since it is substantially similar to the method examples, is described relatively simply, as relevant to the description of the method examples. The foregoing is merely illustrative of specific embodiments of the present utility model, and the scope of the utility model is not limited thereto, since modifications and substitutions will be readily made by those skilled in the art without departing from the spirit of the utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims (1)
1. The utility model provides a dedicated stator punching heat radiation structure of high-speed motor, includes towards piece casing (2), towards distributed on piece casing (2) and be provided with towards the piece groove, towards the inslot winding of piece has electromagnetic wire (5), is equipped with insulating layer (4) between electromagnetic wire (5) winding portion and the towards piece groove, its characterized in that: the winding position of the electromagnetic wire (5) is arranged at one end far away from the notch of the punching sheet groove, and a section of space gap is arranged between the electromagnetic wire (5) and the notch of the punching sheet groove and is used as a motor heat dissipation channel (1); the punching groove is provided with two bulges at the bottom end of the electromagnetic wire (5), and the bulges are provided with the partition plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320210294.5U CN219918526U (en) | 2023-02-14 | 2023-02-14 | Stator punching sheet radiating structure special for high-speed motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320210294.5U CN219918526U (en) | 2023-02-14 | 2023-02-14 | Stator punching sheet radiating structure special for high-speed motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219918526U true CN219918526U (en) | 2023-10-27 |
Family
ID=88425296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320210294.5U Active CN219918526U (en) | 2023-02-14 | 2023-02-14 | Stator punching sheet radiating structure special for high-speed motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219918526U (en) |
-
2023
- 2023-02-14 CN CN202320210294.5U patent/CN219918526U/en active Active
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