CN106533038A - Phase change heat dissipation air cooling motor shell, manufacturing method thereof and air cooling motor - Google Patents
Phase change heat dissipation air cooling motor shell, manufacturing method thereof and air cooling motor Download PDFInfo
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- CN106533038A CN106533038A CN201611215067.2A CN201611215067A CN106533038A CN 106533038 A CN106533038 A CN 106533038A CN 201611215067 A CN201611215067 A CN 201611215067A CN 106533038 A CN106533038 A CN 106533038A
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- heat dissipation
- phase transition
- change heat
- vacuum
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 82
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 230000008859 change Effects 0.000 title abstract description 11
- 238000001816 cooling Methods 0.000 title abstract description 11
- 230000007704 transition Effects 0.000 claims description 80
- 238000000034 method Methods 0.000 claims description 26
- 239000000126 substance Substances 0.000 claims description 21
- 230000008569 process Effects 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 10
- 230000002787 reinforcement Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 5
- 229910021641 deionized water Inorganic materials 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical group O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 210000002421 cell wall Anatomy 0.000 claims description 4
- 239000003673 groundwater Substances 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 3
- 230000004048 modification Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000012546 transfer Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000037361 pathway Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 206010020843 Hyperthermia Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000003416 augmentation Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004643 material aging Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/14—Casings; Enclosures; Supports
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a phase change heat dissipation air cooling motor shell, a manufacturing method thereof and an air cooling motor. The phase change heat dissipation air cooling motor shell comprises an annular shell. A plurality of heat dissipation fins which are arranged at regular intervals are convexly and peripherally arranged out of the annular shell. The phase change heat dissipation air cooling motor shell is characterized in also comprising an upper end plate and a lower end plate. A plurality of vacuum phase change heat dissipation channels are distributed in the annular shell peripherally. The vacuum phase change heat dissipation channels stretch from the upper end face of the annular shell to the lower end face. Two ends of the vacuum phase change heat dissipation channels are sealed by the upper end plate and the lower end plate. Phase change working media are arranged in the vacuum phase change heat dissipation channels. The phase change heat dissipation air cooling motor shell provided by the invention is simple in structure, good in heat dissipation effect, convenient in installation and low in cost and is applicable to modification of all vehicle-using permanent magnet synchronous motors in the market. The manufacturing method is simple and convenient in processing. The air cooling motor is high in temperature control effect and stable in operation.
Description
Technical field：
The present invention relates to a kind of phase-change heat ventilated machine shell, its manufacture method and ventilated machine.
Background technology：
At present, new-energy automobile is all being greatly developed in countries in the world, and it is emerging that seven great strategies are even more listed in by China
Among industry.Energy-conservation is China's reduction consumption of petroleum and the Important Action for reducing CO2 emission with the development of new-energy automobile
One of, governments at all levels of central and local governments develop highest attention to which, have put into effect various support cultivation policies successively, have been new forms of energy vapour
Good policy environment has been built in the development of car.
But at present, the automobile motor and its control system as its drive system core still lacks large-scale at present
Industrialization verifies that the High Efficiency Thermal management key technology of part kernel component is still grasped in foreign vendor's handss, constrains China
The performance boost of product and extensive industrialization.Motor thermal management technology directly affects electric efficiency, reliability and service life.
Temperature rise is too high, easily accelerates motor insulation material aging, reduction of service life, promotes electric efficiency to decline, and under electric efficiency
Drop, will further result in caloric value increase, so as to raise temperature rise again.Therefore, it is temperature control works to motor efficiency, stable
Property and reliability are most important.
The temperature control system of existing automobile motor relies primarily on water-cooling system or the forced air cooling.Wherein for pressure
Air cooling system, as motor major heat producing components are stator winding and stator core, and the heat transfer path both which is main
Carry out by contact site of the stator core with air-cooled casing, it is generally the case that by installation site, outlet method and material
The restriction of cost etc., above-mentioned contact site area only account for 1st/to two/3rd of air-cooled casing internal face area, remaining
Area then cannot get effectively utilizes, and so as to cause air-cooled casing part temperature too high, the excessive phenomenon of temperature gradient is air-cooled
The radiating fin group at casing two ends cannot obtain good utilization, affect the temperature-control performance of the whole machine of motor, and then affect new
The performance of energy automobile.
The content of the invention：
It is an object of the invention to provide a kind of phase-change heat ventilated machine shell, its manufacture method and ventilated machine, energy
The radiating machine casing local temperature for solving ventilated machine is too high, and radiate slow problem.
The purpose of the present invention is achieved by following technical proposals.
It is an object of the present invention to provide a kind of phase-change heat ventilated machine shell, including toroidal shell, the annular
Hull outside is circumferentially protruding with some spaced radiating fins, it is characterised in that：Also include upper head plate and bottom plate, institute
State toroidal shell inner circumferential and some phase transition of vacuum heat dissipation channels are distributed with, the phase transition of vacuum heat dissipation channel is from the toroidal shell
Upper surface extend to lower surface, the phase transition of vacuum heat dissipation channel two ends are sealed by the upper head plate, the bottom plate, described
Phase-change working substance is provided with phase transition of vacuum heat dissipation channel.
Phase transition of vacuum heat dissipation channel described above is axially arranged.
Phase transition of vacuum heat dissipation channel described above is evenly distributed in the toroidal shell.
The cross section of phase transition of vacuum heat dissipation channel described above is circle, arc, rectangle or trapezoidal.
The upper surface of toroidal shell described above is provided with first annular groove, and the two neighboring phase transition of vacuum radiating is logical
The upper port in road is connected with first annular groove, and the first annular groove is sealed by the upper head plate.
The lower surface of toroidal shell described above is provided with the second annular groove, and the two neighboring phase transition of vacuum radiating is logical
The lower port in road is connected with the second annular groove, and second annular groove is sealed by the bottom plate.
First annular recess described above and second annular recess are countersunk head formula groove, the groove of the countersunk head formula groove
The axially inclined angle of wall is 5 ° 20 °.
The inwall of phase transition of vacuum heat dissipation channel described above is provided with very low power.
The cross section of very low power described above is V-arrangement, arc, zigzag, rectangle or trapezoidal.
The groove width and flute length ratio of very low power described above is 1：200—1：20, the groove width of the very low power is high with groove to be compared
Example is 1：4—1：2, groove width and the spacing ratio of the very low power 141 are 1：2—1：1.
The groove width of very low power described above is 0.5 1mm, and a height of 0.5 2mm of the groove, the spacing are 0.5
1mm。
Phase-change working substance described above is deionized water or acetone, and the liquid groundwater increment of the phase-change working substance is the vacuum phase
Become 25% the 75% of heat dissipation channel total measurement (volume).
The sealing vacuum of phase transition of vacuum heat dissipation channel described above is less than or equal to 100 handkerchiefs.
Radiating fin lateral surface described above is provided with some radiating reinforcements.
The cross section of radiating reinforcement described above is V-arrangement, arc, zigzag, rectangle or trapezoidal.
Toroidal shell described above, the radiating fin, the phase transition of vacuum heat dissipation channel are with the very low power by aluminium
Integrated extrusion molding machine-shaping.
It is a further object to provide a kind of manufacture method of phase-change heat ventilated machine shell, its feature exists
In, including：
The toroidal shell is manufactured with drawing process, some radiating fins outside the toroidal shell, are circumferentially protruding with,
Toroidal shell inner circumferential is distributed with some phase transition of vacuum heat dissipation channels, and phase transition of vacuum heat dissipation channel prolongs from the upper surface of toroidal shell
Lower surface is reached, the inwall of phase transition of vacuum heat dissipation channel is provided with very low power；
The bottom plate is arranged on the second annular groove of the toroidal shell and bottom plate described in welded seal, institute
State the lower port that bottom plate closes the phase transition of vacuum heat dissipation channel；
The upper head plate is arranged on the first annular groove of the toroidal shell and upper head plate described in welded seal, institute
The upper port of upper head plate containing vacuum phase-change heat passage is stated, the upper head plate is protruding with evacuation pipe with the vacuum phase
Become heat dissipation channel connection.
The phase-change working substance of liquid is poured into by the evacuation pipe to the phase transition of vacuum heat dissipation channel；
Evacuation process is carried out to the phase transition of vacuum heat dissipation channel by the evacuation pipe；
Evacuation pipe described in pinch off to welded seal process is carried out at pinch off.
It is also another object of the present invention to provide a kind of ventilated machine, including casing assembly, stator module, rotor assembly and
Rotating shaft, the rotor assembly are arranged in the rotating shaft, and the stator module is nested to be arranged on inside the casing assembly, described
Rotor assembly is sheathed on inside the stator module, wherein the stator module includes stator core and is set around the stator
Coil windings on iron core, it is characterised in that：The casing assembly includes case body, upper end cover and bottom end cover, the shell
Housing is phase-change heat ventilated machine shell described above.
The present invention compared with prior art, has the effect that：
1) the toroidal shell inner circumferential is distributed with some phase transition of vacuum heat dissipation channels, is provided with phase transition of vacuum heat dissipation channel
Phase-change working substance, by liquid working substance phase transition property under vacuum conditions, gives phase transition of vacuum heat dissipation channel and extremely efficiently passes
Heat energy power, its heat conductivity are up to ten thousand times of known metal, can realize the Quick Casting of motor internal heat distribution；
2) the phase transition of vacuum heat dissipation channel extends to lower surface from the upper surface of toroidal shell, will can collect in prior art
In propagate rapidly, diffuse to whole toroidal shell in the amount of heat of local location, so as to eliminate local temperature problems of excessive heat, greatly
Amplitude reduces the temperature gradient of toroidal shell, and then promotes more heats to conduct to radiating fin from toroidal shell to be dissipated
Heat；
3) the phase transition of vacuum heat dissipation channel is axially arranged, and phase transition of vacuum heat dissipation channel is evenly distributed in toroidal shell,
Easy to process, radiating is uniform；
4) upper port of the two neighboring phase transition of vacuum heat dissipation channel is connected with first annular groove, first annular groove
Sealed by the upper head plate；The lower port of the two neighboring phase transition of vacuum heat dissipation channel is connected with the second annular groove, and second
Annular groove is sealed by the bottom plate, and the phase transition of vacuum heat dissipation channel being interconnected is easy to pouring into for phase-change working substance；
5) inwall of the phase transition of vacuum heat dissipation channel is provided with very low power, and very low power is heated the gas that be mutually changed into beneficial to liquid working substance
Body, and then improve heat-transfer effect；
6) the radiating fin lateral surface is provided with some radiating reinforcements, and reinforcement increases the contact surface of heat loss through convection
Product, radiating effect are more preferable；
7) toroidal shell, the radiating fin, the phase transition of vacuum heat dissipation channel with the very low power by aluminium one
Body extrusion molding machine-shaping, eliminates using and assembling for phase transformation heat pipe, further reduces in heat sinking pathway
Thermal contact resistance；
8) manufacture method of the phase-change heat ventilated machine shell, method are simple, easy to process；
9) ventilated machine, has used phase-change heat ventilated machine shell, has made the heat of coil windings and stator core
Radiating fin can be rapidly transferred to be radiated, improve the temperature-control performance of motor, improve the operation stability of motor.
Description of the drawings：
Fig. 1 is the axonometric chart of the phase-change heat ventilated machine shell that the embodiment of the present invention one is provided；
Fig. 2 is the A-A sectional views of Fig. 1；
Fig. 3 is enlarged drawing at the B of Fig. 2；
Fig. 4 is enlarged drawing at the D of Fig. 2；
Fig. 5 is the explosive view of the phase-change heat ventilated machine shell that the embodiment of the present invention one is provided；
Fig. 6 is the top view of the toroidal shell of the phase-change heat ventilated machine shell that the embodiment of the present invention one is provided；
Fig. 7 is enlarged drawing at the C of Fig. 6；
Fig. 8 is the structural representation of the one of which shape of the phase transition of vacuum heat dissipation channel；
Fig. 9 is the structural representation of another kind of shape of the phase transition of vacuum heat dissipation channel；
Figure 10 is the sectional view of the ventilated machine that the embodiment of the present invention three is provided.
Specific embodiment：
Below by specific embodiment and combine accompanying drawing the present invention is described in further detail.
Embodiment one：
As shown in Figures 1 to 7, the present embodiment provides a kind of phase-change heat ventilated machine shell, including toroidal shell
1, some spaced radiating fins 11 are circumferentially protruding with outside the toroidal shell 1, it is characterised in that：Also include upper end
Plate 2 and bottom plate 3,1 inner circumferential of the toroidal shell are distributed with some phase transition of vacuum heat dissipation channels 14, phase transition of vacuum heat dissipation channel
14 extend to lower surface 13 from the upper surface 12 of toroidal shell 1, and 14 two ends of phase transition of vacuum heat dissipation channel are by upper head plate 2, bottom plate 3
Sealing, is provided with phase-change working substance in phase transition of vacuum heat dissipation channel 14.
Phase-change heat ventilated machine shell described in the present embodiment, by liquid working substance interconvertibility under vacuum conditions
Matter, gives phase transition of vacuum heat dissipation channel extremely efficient heat-transfer capability；The phase transition of vacuum heat dissipation channel 14 is from toroidal shell 1
Upper surface 12 extends to lower surface 13, promotes heat from the localized hyperthermia position of toroidal shell 1 to the rapid of two ends low position
Diffusion, plays a part of uniform heat distribution.
Phase transition of vacuum heat dissipation channel 14 described above is axially arranged, easy to process.
Phase transition of vacuum heat dissipation channel described above 14 is evenly distributed in toroidal shell 1, and radiating is uniform.
The upper surface 12 of above-mentioned toroidal shell 1 is provided with first annular groove 15, the two neighboring phase transition of vacuum radiating
The upper port 142 of passage 14 is connected with first annular groove 15, and first annular groove 15 is sealed by upper head plate 2.Phase transition of vacuum dissipates
The upper port 142 of the passage of heat 14 is interconnected and is easy to pouring into for phase-change working substance.
The lower surface 13 of above-mentioned toroidal shell 1 is provided with the second annular groove 16, the two neighboring phase transition of vacuum radiating
The lower port 143 of passage 14 is connected with the second annular groove 16, and the second annular groove 16 is sealed by bottom plate 3.It is interconnected
Phase transition of vacuum heat dissipation channel 14 is more conducive to the flowing of phase-change working substance.
First annular recess 15 described above and the second annular recess 16 are countersunk head formula groove, the cell wall of countersunk head formula groove
Axially inclined angle is 5 ° 20 °.
Upper head plate described above 2 includes roof 22 and side wall 23, and roof 22 is provided with evacuation pipe 21, evacuation pipe
Seal at the top of 21, the side wall 23 is sticked on the cell wall of the countersunk recesses.
The inwall of phase transition of vacuum heat dissipation channel described above 14 is provided with very low power 141, and very low power 141 is received beneficial to liquid working substance
Heat is mutually changed into gas, and then improves heat-transfer effect.
Groove width D1 and flute length L ratios of very low power described above 141 is 1：200—1：20, the groove width of the very low power 141
D1 and the high H ratios of groove are 1：4—1：2, groove width D1 and 2 ratio of space D of the very low power 141 are 1：2—1：1.
Groove width D1 of very low power described above 141 is 0.5 1mm, and the high H of the groove is 0.5 2mm, the spacing
D2 is 0.5 1mm.
Phase-change working substance described above is deionized water or acetone, and the liquid groundwater increment of the phase-change working substance is the vacuum phase
Become 25% the 75% of 14 total measurement (volume) of heat dissipation channel.
The sealing vacuum of phase transition of vacuum heat dissipation channel described above 14 is less than or equal to 100 handkerchiefs.
11 lateral surface of radiating fin described above is provided with some radiating reinforcements 111, and reinforcement 111 increases heat loss through convection
Contact area, radiating effect is more preferable.
Toroidal shell described above 1, the radiating fin 11, the phase transition of vacuum heat dissipation channel 14 and the very low power
141 by aluminium integrated extrusion molding machine-shaping.It is integrally formed and can eliminates using and assembling for phase transformation heat pipe, further subtracts
Thermal contact resistance in little heat sinking pathway.
11 lateral surface of radiating fin described above also can be by blasting treatment come augmentation of heat transfer effect.The toroidal shell 1
Upper surface 12 and lower surface 13 be also machined with some screwed holes, with realize with motor upper cover, bottom end cover bolt connection.
In the present embodiment, 24 phase transition of vacuum heat dissipation channels 14 in the toroidal shell 1, are evenly distributed with, phase transition of vacuum dissipates
The cross section of the passage of heat 14 is rectangle, and the cross section of very low power 141 is V-arrangement, and the cross section of the radiating reinforcement 111 is V-arrangement.
Groove width D1 and flute length L ratios of very low power described above 141 is 1：200, groove width D1 of the very low power 141
For 1mm, the high H of the groove is 1mm, and the space D 2 is 1mm.
In phase transition of vacuum heat dissipation channel described above 14, the phase-change working substance of perfusion is deionized water, the groundwater increment of deionized water
80ml altogether, the sealing vacuum degree control of phase transition of vacuum heat dissipation channel 14 is between 10 20 handkerchiefs.
The axially inclined angle of the cell wall of the first annular recess 15 described above and second annular recess 16 is 5 °.
As shown in Figure 8, Figure 9, the cross section of phase transition of vacuum heat dissipation channel described above 14 is alternatively circular, arc or ladder
Shape etc.；The cross section of the very low power 141 is alternatively rectangle, arc, zigzag or trapezoidal；The horizontal stroke of the radiating reinforcement 111
Section is alternatively arc, zigzag, rectangle or trapezoidal.
The phase-change heat ventilated machine shell that the present embodiment is provided, simple structure, good heat dissipation effect are easy for installation, cost
It is cheap, it is applicable to all of automobile permanent magnet synchronous motor repacking on the market；Motor electromagnetic performance can more be promoted toward more power
Density direction is designed, and realizes the purpose of electric machine assembly lightweight and cost degradation.
Embodiment two：
The present embodiment provides a kind of manufacture method of phase-change heat ventilated machine shell, it is characterised in that include：
Step 1：The toroidal shell 1 is manufactured with drawing process, some outside the toroidal shell 1, are circumferentially protruding with
Every the radiating fin 11 of arrangement, 1 inner circumferential of toroidal shell is distributed with some phase transition of vacuum heat dissipation channels 14, and phase transition of vacuum radiating is logical
Road 14 extends to lower surface 13 from the upper surface 12 of toroidal shell 1, and the inwall of phase transition of vacuum heat dissipation channel 14 is provided with very low power
141；
Step 2：The bottom plate 3 is arranged on the second annular groove 16 of the toroidal shell 1 and welded seal institute
Bottom plate 3 is stated, the bottom plate 3 closes the lower port 143 of the phase transition of vacuum heat dissipation channel 14；
Step 3：The upper head plate 2 is arranged on the first annular groove 15 of the toroidal shell 1 and welded seal institute
State upper head plate 2, the upper port 142 of 2 containing vacuum phase-change heat passage 14 of the upper head plate, the upper head plate 2 is protruding with to be taken out
Vacuum pipe 21 is connected with the phase transition of vacuum heat dissipation channel 14；
21 length of evacuation pipe of the upper head plate 2 is 10 50mm.
Step 4：The phase-change working substance of liquid is poured into by the evacuation pipe 21 to the phase transition of vacuum heat dissipation channel 14；
Step 5：Evacuation process is carried out by 21 pairs of phase transition of vacuum heat dissipation channels 14 of the evacuation pipe；
Step 6：Evacuation pipe 21 described in pinch off to welded seal process is carried out at pinch off.
The manufacture method of the phase-change heat ventilated machine shell described in the present embodiment, method are simple, easy to process.
Upper head plate 2 described in welded seal, institute described in bottom plate 3, step 3 described in welded seal described in above-mentioned steps 2
Stating welded seal can be using various welding procedures such as high temperature brazing, low temperature solderings.
It is above-mentioned complete the step 1 after, also including step 1.1 and step 1.2：
Step 1.1：Carry out polish to go after flash removed burr, to implement current flushing work after 1 molding of the toroidal shell to which
Sequence, removes the aluminium skimmings and coolant on radiating fin 11 and in phase transition of vacuum heat dissipation channel 14.
Step 1.2：The toroidal shell 1 is placed in baking oven to carry out baking removal moisture content and is cooled to room temperature.
Step 6 described above：Evacuation pipe 21 described in pinch off to welded seal process is carried out at pinch off, specially：
Using hydraulic means pinch off evacuation pipe 21, mechanical force sealing is carried out, then by argon arc welding to 21 pinch off of evacuation pipe
Place carries out welded seal operation.
Embodiment three：
As shown in Figure 10, the present embodiment provides a kind of ventilated machine, including casing assembly, stator module 4, rotor set
Part 5 and rotating shaft 6, the rotor assembly 5 are arranged in the rotating shaft 6, and the stator module 4 is nested to be arranged on the casing assembly
The inside, the rotor assembly 5 are sheathed on inside the stator module 4, and the stator module 4 includes stator core 41 and winding
Coil windings 42 on the stator core 41, it is characterised in that：The casing assembly includes case body 10, upper end cover 71
With bottom end cover 72, the case body 10 is the phase-change heat ventilated machine shell described in embodiment one.
Ventilated machine described in the present embodiment, has used phase-change heat ventilated machine shell, makes coil windings 42 and stator ferrum
The heat of core 41 can be rapidly transferred to radiating fin 11 and be radiated, and improve the temperature-control performance of motor, improve motor
Operation stability.
Above example is the better embodiment of the present invention, but embodiments of the present invention not limited to this, and other are any
Spirit and the change, modification, replacement made under principle without departing from the present invention, combine, simplification, be equivalent displacement side
Formula, is included within protection scope of the present invention.
Claims (18)
1. a kind of phase-change heat ventilated machine shell, including toroidal shell (1), circumferentially protrudes outside the toroidal shell (1)
There are some spaced radiating fins (11), it is characterised in that：Also include upper head plate (2) and bottom plate (3), the circular casing
Body (1) inner circumferential is distributed with some phase transition of vacuum heat dissipation channels (14), and the phase transition of vacuum heat dissipation channel (14) is from the annular
The upper surface (12) of housing (1) extends to lower surface (13), and phase transition of vacuum heat dissipation channel (14) two ends are by the upper head plate
(2), bottom plate (3) sealing, is provided with phase-change working substance in the phase transition of vacuum heat dissipation channel (14).
2. a kind of phase-change heat ventilated machine shell according to claim 1, it is characterised in that：The phase transition of vacuum radiating
Passage (14) is axially arranged.
3. a kind of phase-change heat ventilated machine shell according to claim 2, it is characterised in that：The phase transition of vacuum radiating
Passage (14) is evenly distributed in the toroidal shell (1).
4. a kind of phase-change heat ventilated machine shell according to claim 3, it is characterised in that：The phase transition of vacuum radiating
The cross section of passage (14) is circle, arc, rectangle or trapezoidal.
5. a kind of phase-change heat ventilated machine shell according to claim 4, it is characterised in that：The toroidal shell (1)
Upper surface (12) be provided with first annular groove (15), the upper port of the two neighboring phase transition of vacuum heat dissipation channel (14)
(142) connect with first annular groove (15), the first annular groove (15) is sealed by the upper head plate (2).
6. a kind of phase-change heat ventilated machine shell according to claim 5, it is characterised in that：The toroidal shell (1)
Lower surface (13) be provided with the second annular groove (16), the lower port of the two neighboring phase transition of vacuum heat dissipation channel (14)
(143) connect with the second annular groove (16), second annular groove (16) is sealed by the bottom plate (3).
7. a kind of phase-change heat ventilated machine shell according to claim 6, it is characterised in that：First annular recess
(15) and second annular recess (16) is countersunk head formula groove, the axially inclined angle of the cell wall of the countersunk head formula groove is 5 °
20°。
8. a kind of phase-change heat ventilated machine shell as claimed in any of claims 1 to 7, it is characterised in that：Institute
The inwall for stating phase transition of vacuum heat dissipation channel (14) is provided with very low power (141).
9. a kind of phase-change heat ventilated machine shell according to claim 8, it is characterised in that：The very low power (141)
Cross section be V-arrangement, arc, zigzag, rectangle or trapezoidal.
10. a kind of phase-change heat ventilated machine shell according to claim 9, it is characterised in that：The very low power (141)
Groove width and flute length ratio be 1：200—1：20, groove width and the groove of the very low power (141) are 1 at high proportion：4—1：2, it is described
The groove width of very low power (141) is 1 with spacing ratio：2—1：1.
A kind of 11. phase-change heat ventilated machine shells according to claim 10, it is characterised in that：The very low power
(141) the groove width is 0.5 1mm, and a height of 0.5 2mm of the groove, the spacing are 0.5 1mm.
A kind of 12. phase-change heat ventilated machine shells as claimed in any of claims 1 to 7, it is characterised in that：Institute
It is deionized water or acetone to state phase-change working substance, and the liquid groundwater increment of the phase-change working substance is the phase transition of vacuum heat dissipation channel (14)
25% the 75% of total measurement (volume).
A kind of 13. phase-change heat ventilated machine shells as claimed in any of claims 1 to 7, it is characterised in that：Institute
The sealing vacuum for stating phase transition of vacuum heat dissipation channel (14) is less than or equal to 100 handkerchiefs.
A kind of 14. phase-change heat ventilated machine shells as claimed in any of claims 1 to 7, it is characterised in that：Institute
State radiating fin (11) lateral surface and be provided with some radiatings reinforcement (111).
A kind of 15. phase-change heat ventilated machine shells according to claim 14, it is characterised in that：The radiating reinforcement
(111) cross section is V-arrangement, arc, zigzag, rectangle or trapezoidal.
A kind of 16. phase-change heat ventilated machine shells according to claim 8, it is characterised in that：The toroidal shell
(1), the radiating fin (11), the phase transition of vacuum heat dissipation channel (14) are squeezed by aluminium is integrated with the very low power (141)
Molded machine-shaping.
17. a kind of manufacture methods of phase-change heat ventilated machine shell, it is characterised in that include：
The toroidal shell (1) is manufactured with drawing process, outside the toroidal shell (1), some radiatings is circumferentially protruding with
Fin (11), toroidal shell (1) inner circumferential are distributed with some phase transition of vacuum heat dissipation channels (14), the phase transition of vacuum radiating
Passage (14) extends to the lower surface (13) from the upper surface (12) of the toroidal shell (1), and the phase transition of vacuum dissipates
The inwall of the passage of heat (14) is provided with the very low power (141)；
By the bottom plate (3) on second annular groove (16) of the toroidal shell (1) and welded seal described under
End plate (3), the bottom plate (3) close the lower port (143) of the phase transition of vacuum heat dissipation channel (14)；
By the upper head plate (2) on first annular recess (15) of the toroidal shell (1) and welded seal described on
End plate (2), the upper port (142) of the upper head plate (2) containing vacuum phase-change heat passage (14), the upper head plate (2) are convex
Go out to have evacuation pipe (21) to connect with the phase transition of vacuum heat dissipation channel (14)；
The phase-change working substance of liquid is poured into by the evacuation pipe (21) to the phase transition of vacuum heat dissipation channel (14)；
Evacuation process is carried out to the phase transition of vacuum heat dissipation channel (14) by the evacuation pipe (21)；
Evacuation pipe (21) described in pinch off to welded seal process is carried out at pinch off.
A kind of 18. ventilated machines, including casing assembly, stator module (4), rotor assembly (5) and rotating shaft (6), the rotor set
In the rotating shaft (6), the stator module (4) is nested to be arranged on inside the casing assembly part (5), the rotor set
Part (5) is sheathed on inside the stator module (4), wherein the stator module (4) is including stator core (41) and is set around
Coil windings (42) on the stator core (41), it is characterised in that：The casing assembly includes case body (10), upper end
Lid (71) and bottom end cover (72), the case body (10) are the phase-change heat ventilated machine shell described in claim 1 to 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611215067.2A CN106533038B (en) | 2016-12-26 | 2016-12-26 | Phase-change heat-dissipation air-cooled motor shell, manufacturing method thereof and air-cooled motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611215067.2A CN106533038B (en) | 2016-12-26 | 2016-12-26 | Phase-change heat-dissipation air-cooled motor shell, manufacturing method thereof and air-cooled motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106533038A true CN106533038A (en) | 2017-03-22 |
| CN106533038B CN106533038B (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611215067.2A Active CN106533038B (en) | 2016-12-26 | 2016-12-26 | Phase-change heat-dissipation air-cooled motor shell, manufacturing method thereof and air-cooled motor |
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| CN (1) | CN106533038B (en) |
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| CN107017728A (en) * | 2017-05-27 | 2017-08-04 | 中山大洋电机股份有限公司 | A kind of phase-change heat motor case and its ventilated machine of application |
| CN108566024A (en) * | 2018-05-21 | 2018-09-21 | 王浩 | A kind of new-energy automobile motor based on phase change radiator structure |
| CN110061586A (en) * | 2019-06-03 | 2019-07-26 | 电子科技大学中山学院 | Phase-change heat dissipation motor shell and motor using same |
| CN110233545A (en) * | 2019-06-21 | 2019-09-13 | 扬州大学 | A kind of multiple stators motor cooling heat radiator |
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| CN110233545B (en) * | 2019-06-21 | 2024-02-02 | 扬州大学 | Cooling and radiating device for multi-stator motor |
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| CN106533038B (en) | 2024-01-05 |
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