CN206272366U - Automobile motor stator module based on iron core phase transformation heat pipe low thermal resistance mounting technology - Google Patents
Automobile motor stator module based on iron core phase transformation heat pipe low thermal resistance mounting technology Download PDFInfo
- Publication number
- CN206272366U CN206272366U CN201621373137.2U CN201621373137U CN206272366U CN 206272366 U CN206272366 U CN 206272366U CN 201621373137 U CN201621373137 U CN 201621373137U CN 206272366 U CN206272366 U CN 206272366U
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- CN
- China
- Prior art keywords
- heat pipe
- phase transformation
- transformation heat
- thermal resistance
- iron core
- 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.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The utility model discloses the automobile motor stator module based on iron core phase transformation heat pipe low thermal resistance mounting technology, including casing, phase transformation heat pipe, stator core and stator winding.The casing includes housing and phase transformation heat pipe assembling passage, and circumferentially type is equally spaced in shell body two ends the phase transformation heat pipe assembling passage, and the phase transformation heat pipe condenser section is assemblied in the assembling passage of shell body, and evaporator section is assembled together with stator core.The phase transformation heat pipe is connected one end and is engaged by welding, expanded joint or adhesive technology with assembling passage.The condensation segment assembling passage corresponding with heat of transformation tube shape is provided with the stator core.The utility model overcomes that the existing motor stator core capacity of heat transmission is limited can not in time by heat derives, cause stator winding local temperature too high, temperature gradient is excessive, so as to influence the problem of motor entirety temperature-control performance and electrical machinery life, there is simple structure, easy for installation, applied widely, with low cost.
Description
Technical field
The utility model is related to the key components and parts technical field of new-energy automobile, and in particular to one kind utilizes phase transformation heat pipe
The even heat that automobile motor major heat producing components stator core and stator winding are produced is conducted to be carried out certainly into whole casing
The automobile motor stator module of right air cooling, air blast cooling or Forced water cooling.
Background technology
Motor can produce substantial amounts of heat, particularly heavy-duty motor when working, caloric value is very big to need discharge in time.And it is right
Water proof and dust proof class requirement motor higher, due to the raising of motor seal causes the heat of motor internal can only be by casing
Surface swaps so that motor internal temperature rise is more serious.The copper loss and stator punching that motor stator winding is produced are produced
Iron loss intelligently reach casing surface via stator core by way of heat transfer, then heat is taken away through heat convection.Heat
Amount transmission path is cumbersome, causes motor internal stator winding localized hyperthermia, and influences the safety in utilization and service life of motor.
Therefore, efficiency, stability and the reliability that temperature control works motor are most important.
The type of cooling of current new-energy automobile motor mainly has：Free convection is air-cooled, forced convertion is air-cooled and water
Cooling system.Wherein, for air cooling system, because contact site area only accounts for 1st to two/3rd of air-cooled casing internal face area
/ mono-, remaining area then cannot be utilized effectively, so as to cause air-cooled casing part temperature too high, temperature gradient mistake
Greatly.The motor type of cooling species of current main flow is more, and a kind of common type of cooling is stator water-cooling, but existing water-cooled is electric
Machine still has several drawbacks, is mainly reflected in the especially structure of existing stator water-cooling, and it is too small that stator covers water area, causes cold
But effect is poor, and rotor and bearing also cannot be cooled down sufficiently.Especially for pot motor, in finite volume
In the case of, it be thereon unconformable that existing motor water cooling technology is directly applied to, therefore further to the cooling system of motor
Improved, be necessary to improve its heat-sinking capability, the problems demand is solved.
For it is current the fact that, the utility model discloses a kind of based on stator core-phase transformation heat pipe low thermal resistance assembling
The high heat conduction automobile motor stator module of technology, by between casing and stator core assemble phase transformation heat pipe, promote heat from
, to the rapid diffusion of casing low position, the quick work for deriving heat is played through stator core in stator winding localized hyperthermia position
With, so that strengthen the overall heat exchange efficiency of motor, the temperature-control performance of improvement motor.
Utility model content
The purpose of this utility model is the heat dissipation problem for overcoming prior art to exist, and proposes that a kind of equal thermal effect is good, scattered
Thermal effect is good, simple structure, long service life, easy for installation and with low cost newly based on iron core-phase transformation heat pipe low thermal resistance dress
Automobile motor stator module with technology.
The utility model is realized at least through one of following technical scheme.
Based on the automobile motor stator module of iron core-phase transformation heat pipe low thermal resistance mounting technology, it includes casing, the heat of transformation
Pipe, stator core and stator winding；Stator core is located in casing with stator winding, and the casing includes shell body and phase
Become heat pipe assembling passage；Phase transformation heat pipe assembling passage is blind hole structure, circumferentially shape be equally spaced in shell body with it is fixed
Sub- iron core two ends.
Further optimally, the cross section of phase transformation heat pipe assembling passage be circle, rectangle, pancake with or arc.
Further optimally, the heat pipe assembling number of channels is one or more.
Further optimally, the phase transformation heat pipe includes condensation segment and evaporator section, and condensation segment is assemblied in the phase of shell body
Become in heat pipe assembling passage, evaporator section is assembled together with the phase transformation heat pipe assembling passage of stator core.
Further optimally, the phase transformation heat pipe passes through welding, expanded joint or adhesive technology phase with phase transformation heat pipe assembling passage
Coordinate.
Further optimally, the phase transformation heat pipe is copper heat pipe or aluminothermy pipe.
Further optimally, the phase transformation heat pipe is sintered type wick type heat pipe, very low power type heat pipe or mixed type heat
Pipe.
Further optimally, the phase transformation heat pipe is cylindrical heat pipe, arc heat pipe or rectangular heat pipe.
Further optimally, in the phase transformation heat pipe liquid-sucking core or groove structure cross section can be annular, pyramid
Shape, zigzag and the various shapes such as trapezoidal.
Compared with prior art, the utility model has the following advantages that：
1. the utility model is installed in casing assembling passage using phase transformation heat pipe as heat conduction, equal thermal part, can
Propagated rapidly with by the amount of heat for concentrating on stator winding and stator core originally, diffuse to whole casing, so that elimination office
Portion's temperature overheating problem, realizes the Quick Casting of motor internal heat distribution, is that motor reaches more outstanding temperature
Control performance is provided may.
2. heat transfer component of the present utility model --- phase transformation heat pipe is using welding, expanded joint or adhesive technology and is located at casing
Assembling passage coordinate, can be by thermal contact resistance control in a relatively low level, the effective temperature-control performance of lifting motor.
3. the utility model can promote motor electromagnetic performance close toward more power by improving the temperature-control performance of motor
The design of degree direction, while the use of stator iron core silicon steel sheet and stator-winding copper loop material can be reduced further, realizes electricity
Thermomechanical components lightweight and the purpose of cost degradation.
4. the utility model structure, process is simple, easy for installation, with low cost, is applicable to all of automobile-used on the market
Permagnetic synchronous motor is reequiped.
Brief description of the drawings
Fig. 1 is the automobile motor stator pack based on iron core-phase transformation heat pipe low thermal resistance mounting technology in the utility model example
The three-dimensional cutaway view of part.
Fig. 2 is the close-up schematic view of key position in Fig. 1.
Fig. 3 is the assembly relation schematic diagram of removal casing and stator winding in Fig. 1.
Fig. 4 is the three-dimensional cutaway view of stator core in Fig. 1.
Specific embodiment
Specific embodiment of the present utility model is described further with example below in conjunction with the accompanying drawings, but the utility model
Implementation and protection not limited to this, if being this area it is noted that following have not the especially process or parameter of detailed description
Technical staff can refer to prior art realization.
As shown in figure 1, in one embodiment, the automobile motor based on iron core-phase transformation heat pipe low thermal resistance mounting technology is determined
Sub-component, including casing 1, phase transformation heat pipe 2, stator core 3 and stator winding 4.
Casing 1 uses gravity foundry technology machine-shaping, including shell body 11 and phase transformation heat pipe dress by aluminium A6061
With passage 12.
The both ends of the surface of shell body 11 are respectively machined with 6 M8 screwed holes 111, to realize the connection with flange end cap.
Such as Fig. 1 ~ Fig. 4, circumferentially type is equally spaced in shell body and stator core two ends heat pipe assembling passage 13, altogether
There is the first heat pipe to assemble the quantity 16 that the quantity 16 of passage 12, the second heat pipe assemble passage 31, in the embodiment, heat pipe dress
Shape of cross section with passage is designed as flat.
As shown in Fig. 2 the phase transformation heat pipe 2 of this example is aluminium very low power formula flat hot pipe, profile is flat.
As shown in figure 4, stator core includes that phase transformation heat pipe assembles passage 31 and iron core 32.Phase transformation heat pipe assembles passage 31
Through hole shape.
Phase transformation heat pipe 2 assembles passage 12 by low-temperature welding technique and heat pipe and heat pipe assembles passage 31 and realizes closely matching somebody with somebody
Close.
Only as a kind of example, the automobile motor stator module based on iron core-phase transformation heat pipe low thermal resistance mounting technology is specific
Shaping and assembling process are as follows：A6061 aluminium section bars are molded by gravitational casting and obtain casing 1, and being placed in carries out M8 on machining center
The drilling processing of screwed hole 111, the heat pipe assembling Milling Process of passage 12, then carry out implementing after flash removed flash is removed in finishing to it
Current rinse operation, removal casing 1 on aluminium skimmings and coolant, hereafter the casing 1 is placed in baking oven carry out baking go water removal
Part is simultaneously cooled to room temperature；Stator core 3 is put into machining center carries out the processing that phase transformation heat pipe assembles passage 31, then removes defeathering
Seta side simultaneously carries out wire winding after implementing developing technique；Casing 1 is placed in into heating in high-frequency induction heating machine receives aluminium section bar
Thermal expansion, will complete the stator core assemblies hot jacket of wire winding in casing 1 while hot, and natural cooling is realizing stator iron
The tight fit of core assembly and casing 1；Smooth polishing treatment, and uniform application a thin layer low temperature are carried out to the surface of phase transformation heat pipe 2
Tin cream is to the evaporator section of phase transformation heat pipe 2 and condenses section surface；The evaporator section of phase transformation heat pipe 2 and condensation segment are at the uniform velocity embedded in respectively casing and
In the heat pipe assembling passage 12 and heat pipe assembling passage 31 of stator core, if necessary by straight tube pressure instrument；Will embedded phase transformation
The casing 1 of heat pipe 2 is overall to be put into high temperature oven, and design temperature and soaking time to the welding procedure demand of low temperature tin cream are
Can, carry out being welded and fixed for phase transformation heat pipe 2；Finally, iron core-phase transformation heat pipe low thermal resistance assembling skill is based on to this kind that welding is finished
The automobile motor stator module of art carries out cleaning treatment, obtains final products.
During operation, being installed on the phase transformation heat pipe 2 between casing 1 and stator core 3 can concentrate on stator winding 4 by script
Propagated rapidly with the amount of heat of stator core 3, diffuse to whole casing 1, so that local temperature problems of excessive heat is eliminated, significantly
Reduce the temperature gradient of motor, realize heat distribution restructuring, realize the more outstanding temperature-control performance of motor.
Embodiment described above only expresses a kind of implementation method of the present utility model, and its description is more specific and detailed,
But therefore can not be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that common for this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In protection domain of the present utility model.The protection domain of the utility model patent should be determined by the appended claims.
Claims (9)
1. the automobile motor stator module of iron core-phase transformation heat pipe low thermal resistance mounting technology is based on, it is characterised in that including casing, phase
Become heat pipe, stator core and stator winding；Stator core and stator winding are located in casing, the casing include shell body with
And phase transformation heat pipe assembling passage；The phase transformation heat pipe assembling passage is blind hole structure, and circumferentially shape is equally spaced in shell body
With stator core two ends.
2. the automobile motor stator module based on iron core-phase transformation heat pipe low thermal resistance mounting technology according to claim 1, its
The cross section for being characterised by phase transformation heat pipe assembling passage is circle, rectangle, pancake with or arc.
3. the automobile motor stator module based on iron core-phase transformation heat pipe low thermal resistance mounting technology according to claim 1, its
It is characterised by, the heat pipe assembling number of channels is one or more.
4. the automobile motor stator module based on iron core-phase transformation heat pipe low thermal resistance mounting technology according to claim 1, its
It is characterised by, the phase transformation heat pipe includes condensation segment and evaporator section, the phase transformation heat pipe assembling that condensation segment is assemblied in shell body is logical
In road, evaporator section is assembled together with the phase transformation heat pipe assembling passage of stator core.
5. the automobile motor stator module based on iron core-phase transformation heat pipe low thermal resistance mounting technology according to claim 1, its
It is characterised by, the phase transformation heat pipe is assembled passage and is engaged by welding, expanded joint or adhesive technology with phase transformation heat pipe.
6. the automobile motor stator module based on iron core-phase transformation heat pipe low thermal resistance mounting technology according to claim 1, its
It is characterised by, the phase transformation heat pipe is copper heat pipe or aluminothermy pipe.
7. the automobile motor stator module based on iron core-phase transformation heat pipe low thermal resistance mounting technology according to claim 1, its
It is characterised by, the phase transformation heat pipe is sintered type wick type heat pipe, very low power type heat pipe or mixed type heat pipe.
8. the automobile motor stator module based on iron core-phase transformation heat pipe low thermal resistance mounting technology according to claim 1, its
It is characterised by, the phase transformation heat pipe is cylindrical heat pipe, arc heat pipe or rectangular heat pipe.
9. the automobile motor stator module based on iron core-phase transformation heat pipe low thermal resistance mounting technology according to claim 1, its
It is characterised by, the liquid-sucking core or groove structure cross section in the phase transformation heat pipe are annular, pyramid, zigzag or trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621373137.2U CN206272366U (en) | 2016-12-14 | 2016-12-14 | Automobile motor stator module based on iron core phase transformation heat pipe low thermal resistance mounting technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621373137.2U CN206272366U (en) | 2016-12-14 | 2016-12-14 | Automobile motor stator module based on iron core phase transformation heat pipe low thermal resistance mounting technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206272366U true CN206272366U (en) | 2017-06-20 |
Family
ID=59045992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621373137.2U Expired - Fee Related CN206272366U (en) | 2016-12-14 | 2016-12-14 | Automobile motor stator module based on iron core phase transformation heat pipe low thermal resistance mounting technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206272366U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505759A (en) * | 2016-12-14 | 2017-03-15 | 华南理工大学 | Automobile motor stator module based on iron core phase transformation heat pipe low thermal resistance mounting technology |
| CN107947479A (en) * | 2018-01-08 | 2018-04-20 | 华南理工大学 | A kind of automobile motor stator module and its method for packing based on convection conduct heat material |
| CN109687609A (en) * | 2019-03-04 | 2019-04-26 | 中车永济电机有限公司 | Permanent magnet synchronous traction motor with heat pipe cooler |
| EP3562003A1 (en) * | 2018-04-23 | 2019-10-30 | Fukuta Electric & Machinery Co., Ltd. | Motor device with rapid heat dissipation |
| CN110798024A (en) * | 2019-11-28 | 2020-02-14 | 华南理工大学 | Vehicle motor enhanced cooling structure based on pulsating heat pipe |
-
2016
- 2016-12-14 CN CN201621373137.2U patent/CN206272366U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505759A (en) * | 2016-12-14 | 2017-03-15 | 华南理工大学 | Automobile motor stator module based on iron core phase transformation heat pipe low thermal resistance mounting technology |
| CN107947479A (en) * | 2018-01-08 | 2018-04-20 | 华南理工大学 | A kind of automobile motor stator module and its method for packing based on convection conduct heat material |
| EP3562003A1 (en) * | 2018-04-23 | 2019-10-30 | Fukuta Electric & Machinery Co., Ltd. | Motor device with rapid heat dissipation |
| CN109687609A (en) * | 2019-03-04 | 2019-04-26 | 中车永济电机有限公司 | Permanent magnet synchronous traction motor with heat pipe cooler |
| CN110798024A (en) * | 2019-11-28 | 2020-02-14 | 华南理工大学 | Vehicle motor enhanced cooling structure based on pulsating heat pipe |
| CN110798024B (en) * | 2019-11-28 | 2022-03-29 | 华南理工大学 | Vehicle motor enhanced cooling structure based on pulsating heat pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170620 Termination date: 20211214 |