CN112467914A - Heat dissipation assembly, rotor and motor - Google Patents
Heat dissipation assembly, rotor and motor Download PDFInfo
- Publication number
- CN112467914A CN112467914A CN202011354793.9A CN202011354793A CN112467914A CN 112467914 A CN112467914 A CN 112467914A CN 202011354793 A CN202011354793 A CN 202011354793A CN 112467914 A CN112467914 A CN 112467914A
- Authority
- CN
- China
- Prior art keywords
- pipe body
- branch pipe
- heat dissipation
- mover
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000017525 heat dissipation Effects 0.000 title abstract description 26
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 238000004804 winding Methods 0.000 claims description 33
- 239000011810 insulating material Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 description 12
- 239000003507 refrigerant Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/24—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The application provides a radiator unit, active cell and motor. The heat dissipation assembly comprises a main flow pipe body, an injection pipe body and an output pipe body; the branch pipe bodies comprise a plurality of branch pipe bodies, and each branch pipe body is communicated between the injection pipe body and the output pipe body; and a heat-dissipating piece to be dissipated can be arranged between the adjacent branch pipe bodies. The mode that the heat dissipation part is to be arranged among the multi-branch pipe bodies is adopted, and the uniformity of heat dissipation can be realized.
Description
Technical Field
The application belongs to the technical field of motors, and particularly relates to a heat dissipation assembly, a rotor and a motor.
Background
The linear motor mainly comprises a rotor, a stator, a rotor, a stator winding, a rotor winding, a stator winding, a rotor.
In the prior art, a cooling mode that a refrigerant flow channel is bent into an S shape according to the size of an iron core and is nested outside a winding of a rotor of a linear motor is adopted, firstly, the cooling mode flow channel is longer, cooling fluid exchanges heat with a winding coil for a long distance, and front-back temperature difference is generated, so that the cooling effect of each coil unit of the rotor of the linear motor is inconsistent; secondly, the refrigerant flow channel is difficult to ensure good contact effect with the winding coil in an S-shaped bending nesting mode, and the heat exchange efficiency is low.
Disclosure of Invention
Therefore, the technical problem that this application will be solved lies in providing a radiator unit, active cell and motor, can dispel the heat evenly, and heat exchange efficiency is high.
In order to solve the above problems, the present application provides a heat dissipation assembly, including:
the main flow pipe body comprises an injection pipe body and an output pipe body;
the branch pipe bodies comprise a plurality of branch pipe bodies, and each branch pipe body is communicated between the injection pipe body and the output pipe body; and a heat-dissipating piece to be dissipated can be arranged between the adjacent branch pipe bodies.
Optionally, the tributary pipe body is in surface contact with an outer surface of the member to be heat-dissipated.
Alternatively, the shape of the contact surface of the branch pipe body and the shape of the outer surface are set to match.
Optionally, the flow area of the main flow pipe body is larger than the sum of the flow areas of all the branch flow pipe bodies.
Optionally, a plurality of flow passages communicating the injection pipe body and the output pipe body are provided in the branch pipe body.
According to another aspect of the present application, there is provided a mover including the heat dissipation assembly as described above.
Optionally, the mover includes a plurality of winding coils, and the to-be-cooled member includes the winding coils; and one branch pipe body is arranged between the adjacent winding coils.
Optionally, an insulating material layer is arranged between the winding coil and the branch pipe body.
Optionally, the contact surface shape comprises a trapezoidal boss.
According to still another aspect of the present application, there is provided a motor including the heat dissipation assembly as described above or the mover as described above.
The application provides a heat dissipation assembly, includes: the main flow pipe body comprises an injection pipe body and an output pipe body; the branch pipe bodies comprise a plurality of branch pipe bodies, and each branch pipe body is communicated between the injection pipe body and the output pipe body; and a heat-dissipating piece to be dissipated can be arranged between the adjacent branch pipe bodies. The mode that the heat dissipation part is to be arranged among the multi-branch pipe bodies is adopted, and the uniformity of heat dissipation can be realized.
Drawings
Fig. 1 is an exploded structure view of a mover according to an embodiment of the present application;
fig. 2 is an isometric view of a mover of an embodiment of the present application;
fig. 3 is a plan view of a mover according to an embodiment of the present application;
fig. 4 is a sectional view of a mover in an embodiment of the present application;
fig. 5 is an enlarged view of a mover coil unit according to an embodiment of the present application.
The reference numerals are represented as:
1. injecting the tube body; 11. an output pipe body; 2. a branch pipe body; 21. a flow channel; 3. a winding coil; 4. an iron core; 5. an insulating framework; 6. and (4) insulating slot paper.
Detailed Description
Referring to fig. 1 to 5 in combination, according to an embodiment of the present application, a heat dissipation assembly includes:
a main flow pipe body comprising an injection pipe body 1 and an output pipe body 11;
a plurality of branch pipe bodies 2, each branch pipe body 2 communicating between the injection pipe body 1 and the discharge pipe body 11; and a heat-radiating part to be radiated can be arranged between the adjacent branch pipe bodies 2.
The adoption sets up a plurality of tributary body 2 between injection body 1 and output body 11, sets up between the adjacent tributary body 2 and treats the heat dissipation piece, can ensure that the refrigerant dispersion in the mainstream body flows in a plurality of tributary body 2, can avoid S type buckle cooling flow 21 because of the front and back difference in temperature condition emergence that the distance overlength produced, the heat dissipation homogeneity is good.
In some embodiments, the tributary pipe body 2 is in surface contact with the outer surface of the member to be heat-radiated.
Through the face contact mode, ensure increase tributary body 2 and treat the heat exchange area of radiating piece, improve the radiating effect.
In some embodiments, the shape of the contact surface of the tributary pipe body 2 and the shape of the outer surface are set to match.
The shape of the contact surface is matched with that of the outer surface, the contact surface and the outer surface are in maximum surface contact, the laminating effect is best, the heat exchange effect is enhanced, and the heat dissipation capacity is improved.
In some embodiments, the flow area of the main flow pipe body is larger than the sum of the flow areas of all the branch pipe bodies 2.
The main flow pipe body has a large flow area, so that the refrigerant can smoothly flow in all the branch flow pipe bodies 2, and the uniformity is improved.
In some embodiments, a plurality of flow passages 21 are provided in the branch pipe body 2 to communicate the injection pipe body 1 and the discharge pipe body 11.
A plurality of flow passages 21 are provided in the branch pipe body 2 to ensure uniformity of heat on the branch pipe body 2.
According to another aspect of the present application, there is provided a mover including the heat dissipation assembly as described above.
The mover is provided with the heat dissipation assembly, and heat generated parts in the mover, such as the winding coil 3, can be dissipated.
In some embodiments, the mover includes a plurality of winding coils 3, and the heat to be dissipated includes the winding coils 3; one branch pipe body 2 is arranged between the adjacent winding coils 3.
The branch pipe body 2 and the winding coils of the rotor are alternately assembled and arranged, and the heat dissipation of the rotor is realized by flowing a refrigerant in the branch pipe body 2.
In some embodiments, a layer of insulating material is provided between the winding coil 3 and the branch pipe body 2.
In order to prevent leakage and improve safety, a layer of insulating material, such as insulating paper 6, is provided between the winding coil 3 and the branch pipe body 2.
In some embodiments, the contact surface shape includes a trapezoidal boss.
In practical application, the outer surface of the winding coil 3 is in a groove structure, and the shape of a contact surface adopts a trapezoidal boss, so that the attachment contact can be realized.
The mover of the tributary pipe body 2 adopting a specific structure will be described in detail.
As shown in fig. 1 to 5, the mover includes an iron core 4, an insulating frame 5, a winding coil 3, an insulating slot paper 6, a main flow pipe body and a branch flow pipe body 2, wherein the iron core 4 may be designed as a split type or an integral type, and will be described as a split type.
The main flow pipe body is positioned on two sides of the rotor in the non-operation direction and assembled with the branch flow pipe body 2 to form a mesh-shaped cooling structure, wherein the branch flow pipe body 2 and the rotor coil units are alternately assembled and arranged, and the heat dissipation of the rotor is realized through the flowing of a refrigerant.
By designing the winding forming shape and mutually nesting and assembling the winding forming shape and the branch pipe body 2, a binding surface of a trapezoidal boss structure is formed, the contact area of the branch pipe body 2 and the winding coil 3 is increased, the heat dissipation effect is improved, and the temperature rise of a rotor of the linear motor can be effectively reduced; in the middle of the rotor coil unit that tributary body 2 was embedded and two concatenation equipments, because the assembly process of equipment cooling structure is simple, 2 pipelines of tributary body and winding coil 3 design for little interference fit, can effectively guarantee tributary body 2 and winding area of contact, and then improve the radiating effect.
The multi-line parallel cooling structure in the shape of the Chinese character mu can avoid the front and back temperature difference generated by the S-shaped bent cooling flow channel 21 due to overlong distance, ensure the consistent cooling effect of each coil unit in the moving direction of the rotor, and avoid the defects of poor positioning precision, low reliability and the like of the linear motor caused by uneven heat dissipation.
The refrigerant is shunted to tributary body 2 from injection body 1 to the flow path of refrigerant in certain tributary body 2, through a plurality of runners 21 to output body 11 in the tributary body 2, derives the refrigerant, and whole cooling structure is under the prerequisite of guaranteeing that the cooling effect is good, compromises processing, assembles simple characteristic, has improved the structural manufacturability of linear electric motor active cell assembly.
Winding is carried out on the linear motor rotor block iron core 4 through a mould, the external shape of the winding coil 3 with a trapezoidal concave structure is realized, and a layer of insulating slot paper 6 is pasted and covered on the external part of the winding coil 3, so that the electrical insulation performance is ensured.
The rotor coil units are spliced into an assembled rotor through the iron cores 4 in a clamping mode, the branch pipe body 2 in small interference fit is inserted between the two rotor coil units, the good contact effect between the two rotor coil units is guaranteed, the pipeline material of the branch pipe body 2 is made of aluminum alloy materials with excellent heat dissipation performance, a plurality of flow channels 21 are formed in the middle of the branch pipe body, and when refrigerant passes through the flow channels 21, heat generated by the winding coils 3 can be quickly taken away.
The main flow pipe bodies are arranged on two sides of the linear motor rotor in the non-operation direction, the main flow pipe bodies and the branch flow pipe bodies 2 are welded after being assembled to ensure strength and sealing performance, and the refrigerant is injected into the pipe bodies 1 from the main flow pipe bodies to feed water and return water from the output pipe bodies 11, so that cooling and heat dissipation of the whole linear motor rotor are realized.
After the whole rotor assembly is assembled, epoxy resin plastic package can be carried out, and the heat dissipation capacity of the linear motor stator and the long-term operation reliability of the motor are guaranteed.
According to still another aspect of the present application, there is provided a motor including the heat dissipation assembly as described above or the mover as described above.
It is easily understood by those skilled in the art that the above embodiments can be freely combined and superimposed without conflict.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.
Claims (10)
1. A heat sink assembly, comprising:
a main flow pipe body comprising an injection pipe body (1) and an output pipe body (11);
a plurality of branch pipe bodies (2), wherein each branch pipe body (2) is communicated between the injection pipe body (1) and the output pipe body (11); and a to-be-cooled part can be arranged between the adjacent branch pipe bodies (2).
2. The radiator assembly according to claim 1, wherein the tributary pipe body (2) is in surface contact with an outer surface of the member to be heat-dissipated.
3. The heat dissipating assembly of claim 2, wherein the shape of the contact surface of the branch pipe body (2) is configured to match the shape of the outer surface.
4. The heat dissipating assembly of claim 1 or 2, wherein the flow area of the main flow pipe body is larger than the sum of the flow areas of all the branch pipe bodies (2).
5. The heat dissipating assembly according to claim 4, wherein a plurality of flow passages (21) communicating the inlet pipe body (1) and the outlet pipe body (11) are provided in the branch pipe body (2).
6. A mover, characterized by comprising a heat dissipating assembly as claimed in any one of claims 1 to 5.
7. The mover according to claim 6, wherein said mover comprises a plurality of winding coils (3), and said member to be heat-dissipated comprises said winding coils (3); and one branch pipe body (2) is arranged between the adjacent winding coils (3).
8. The mover according to claim 7, characterized in that a layer of insulating material is provided between said winding coils (3) and said tributary tubes (2).
9. The mover according to claim 7 or 8, wherein said contact surface shape comprises trapezoidal bosses.
10. An electric machine comprising a heat dissipating assembly according to any one of claims 1 to 5 or a mover according to any one of claims 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354793.9A CN112467914A (en) | 2020-11-27 | 2020-11-27 | Heat dissipation assembly, rotor and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354793.9A CN112467914A (en) | 2020-11-27 | 2020-11-27 | Heat dissipation assembly, rotor and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112467914A true CN112467914A (en) | 2021-03-09 |
Family
ID=74808886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011354793.9A Pending CN112467914A (en) | 2020-11-27 | 2020-11-27 | Heat dissipation assembly, rotor and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112467914A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338746A (en) * | 2021-06-16 | 2021-09-03 | 绍兴市聪慧电子科技有限公司 | Linear motor mounting structure and automatic door or gate machine convenient to mount and maintain |
| CN115378174A (en) * | 2022-08-24 | 2022-11-22 | 上海铼钠克数控科技有限公司 | Linear motor coil winding, manufacturing method thereof and linear motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003224961A (en) * | 2002-01-28 | 2003-08-08 | Canon Inc | Linear motor, stage device, exposure apparatus, and device manufacturing method |
| EP3125414A1 (en) * | 2014-03-28 | 2017-02-01 | Fuji Machine Mfg. Co., Ltd. | Linear motor heat release structure |
| CN109256880A (en) * | 2018-11-20 | 2019-01-22 | 珠海格力电器股份有限公司 | Linear motor rotor and linear motor |
| CN110365185A (en) * | 2019-07-24 | 2019-10-22 | 珠海格力电器股份有限公司 | Rotor split block assembly, linear motor rotor, linear motor, machine tool and production method of linear motor rotor |
| CN110417155A (en) * | 2019-07-29 | 2019-11-05 | 珠海格力电器股份有限公司 | Cooling assembly of linear motor rotor, linear motor and machine tool |
-
2020
- 2020-11-27 CN CN202011354793.9A patent/CN112467914A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003224961A (en) * | 2002-01-28 | 2003-08-08 | Canon Inc | Linear motor, stage device, exposure apparatus, and device manufacturing method |
| EP3125414A1 (en) * | 2014-03-28 | 2017-02-01 | Fuji Machine Mfg. Co., Ltd. | Linear motor heat release structure |
| CN109256880A (en) * | 2018-11-20 | 2019-01-22 | 珠海格力电器股份有限公司 | Linear motor rotor and linear motor |
| CN110365185A (en) * | 2019-07-24 | 2019-10-22 | 珠海格力电器股份有限公司 | Rotor split block assembly, linear motor rotor, linear motor, machine tool and production method of linear motor rotor |
| CN110417155A (en) * | 2019-07-29 | 2019-11-05 | 珠海格力电器股份有限公司 | Cooling assembly of linear motor rotor, linear motor and machine tool |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338746A (en) * | 2021-06-16 | 2021-09-03 | 绍兴市聪慧电子科技有限公司 | Linear motor mounting structure and automatic door or gate machine convenient to mount and maintain |
| CN113338746B (en) * | 2021-06-16 | 2022-05-20 | 绍兴市聪慧电子科技有限公司 | Linear motor mounting structure and automatic door or gate machine convenient to mount and maintain |
| CN115378174A (en) * | 2022-08-24 | 2022-11-22 | 上海铼钠克数控科技有限公司 | Linear motor coil winding, manufacturing method thereof and linear motor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210309 |