CN101087083B - A cooling water cover of electromotive motorcar electromotor - Google Patents
A cooling water cover of electromotive motorcar electromotor Download PDFInfo
- Publication number
- CN101087083B CN101087083B CN2007100226737A CN200710022673A CN101087083B CN 101087083 B CN101087083 B CN 101087083B CN 2007100226737 A CN2007100226737 A CN 2007100226737A CN 200710022673 A CN200710022673 A CN 200710022673A CN 101087083 B CN101087083 B CN 101087083B
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- water
- cooling
- jacket
- cooling jacket
- motor
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- 239000000498 cooling water Substances 0.000 title claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 141
- 238000001816 cooling Methods 0.000 claims abstract description 87
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 239000004568 cement Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 239000012809 cooling fluid Substances 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 201000006549 dyspepsia Diseases 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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
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- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a cooling water jacket of electromobile motor, the cooling water jacket (16) includes water jacket body (1) and water jacket cap (2) in direction of axes, and end surface of the two are sealed, beard on inner circle and outer circle of motor stator (9) form said cooling water-way (3), the cooling water jacket (16) is sealed with motor stator (9). The contact area of cooling water with water jacket in water-way is big, effect of cooling is well, and structure is compact, assemblage is convenient, especially fits for vehicle; sealing property is good, without leakage of cooling water; structure of water-way easy, processing is convenient; flow of cooling water is smooth, drag force is little, power consumption of cooling is little.
Description
Technical field
The invention belongs to the technical field of automobile construction, relate to the motor cooling system of the electric automobile of electric automobile, especially hybrid power, more particularly, the present invention relates to a kind of cooling jacket of motor in electric automobile.
Background technology
Electric automobile will produce a large amount of heats when especially the motor of mixed power electric car is worked under the bigger and complicated operating mode of load.If the untimely discharge of heat will impact motor properties.If motor is positioned at the front deck of automobile, because front deck ambient temperature very high (generally above 100 ℃) also can make the temperature of motor rise thereupon.Some are integrated in hybrid vehicle between engine and the gearbox with motor, and the temperature in the gearbox clutch housing is higher, and regional area may reach about 300 ℃ in some cases.The heat of the generation of engine and gearbox can pass on the motor, causes that motor temperature further raises, and the operate as normal of motor is caused serious threat.Therefore the effective cooling system of one cover must be set on electric motor of automobile, the temperature of motor is remained in the reasonable range.
The present electric automobile especially motor of mixed power electric car is subjected to the restriction of structural condition, adopts natural ventilation system or forced ventilation mode to cool off mostly, seldom adopts the mode of water-cooled, and cooling effect is not ideal enough.
China Patent No. is that the patent documentation of CN03205425.4 discloses a kind of permagnetic synchronous motor, wherein relates to the technology of the water-cooled of motor, but too simple and ambiguous about the cooling jacket part in this patent documentation, and unreasonable structure.The problem of its existence is mainly:
1, intake-outlet is positioned at bottom, is difficult to discharge gas.
2, clearly do not provide channel structure.If cast structure, portion does not embody the fabrication hole that shakes out within it; If two parts cooperate the water channel that forms, then do not embody each self-structure of these two parts, between two parts, hermetically-sealed construction is not set.This fabrication hole that not only do not shaked out, but also be not two cooling jackets that the parts assembling forms, obviously be difficult to produced.
3, do not see whether separating between the intake-outlet and how to separate from technical scheme, embodiment and accompanying drawing that this patent documentation provided, structure does not herein have clarity, be understood that easily intake-outlet communicates, cooling water is entered the back at once from the delivery port discharge from water inlet, and the hermetically-sealed construction of Inlet and outlet water is also indeterminate in addition.
Obviously this patent does not have the fine solution problem of existence at present about the technical scheme of motor cooling jacket part, and its inventive concept is unclear, imperfection and irrational, makes those skilled in the art's indigestion, more can't realize.
Summary of the invention
Problem to be solved by this invention provides a kind of cooling jacket of motor in electric automobile, its objective is the cooling effect that improves motor in electric automobile.
To achieve these goals, the overall technological scheme taked of the present invention is:
The cooling jacket of the motor in electric automobile that is provided, it is shaped as annular, be sleeved on the cylindrical of motor stator, described cooling jacket is provided with the cooling water channel of cooling water circulation and the intake-outlet that is communicated with the cooling water channel two ends, described cooling jacket is divided into two of water jacket body and water jacket plug on its axis direction, and both end face seals connect, and the groove in it on circle and the periphery of motor stator constitute described cooling water channel, and cooling jacket and motor stator are for being tightly connected.
The structure technology scheme of the cooling water channel that is proposed among the present invention is:
The groove of described cooling water channel is located on the interior circle of water jacket body, it is shaped as spirality, constitute helical groove, form recess sidewall between the adjacent helical groove, position at two of its helix, respectively establish an intake-outlet on the water jacket body and communicate with it, described intake-outlet is a through hole, leads on the external circular surfaces of water jacket.
Because the present invention directly adopts the part of motor stator as cooling water channel, so be to its insulation technology scheme of taking:
On the outer surface of described motor stator, be provided with one deck insulating heat-conductive glue and bonding with the intimate of motor stator.
The structure of intake-outlet of the present invention and water pipe head thereof with the technical scheme that is connected is:
The installation of described motor in electric automobile on vehicle body makes its axis to be horizontal level or to approach horizontal level, makes whole cooling water channel that the difference of height be arranged, and one or two in the described intake-outlet is positioned at the top of cooling jacket cylindrical.
Respectively establish on described two intake-outlets one be used to into water and water outlet, middlely be the water pipe head of through hole, form to be sealed and matched by Water Pipe Joint Ring between the cylindrical of described water pipe head and the endoporus of intake-outlet and be connected, on the outer surface of the cooling jacket that water pipe head is installed, establish the water pipe head baffle plate, described water pipe head is axially fixed in by the water pipe head baffle plate in the hole of intake-outlet, and described water pipe head baffle plate is fixed on the cooling jacket by a plurality of water pipe head baffle plate attachment screws.
The technical scheme of the profile of cooling jacket involved in the present invention can adopt one of two following schemes:
The profile of described cooling jacket is the cylindrical of diameter unanimity on its axis direction;
Perhaps the profile of described cooling jacket is the unequal step cylinder of diameter on its axis direction.
Among the present invention, the technical scheme of the structure technology that the end face seal of described water jacket body and water jacket plug connects is: between the connection end face of water jacket body and water jacket plug, be provided with water jacket body and water jacket plug sealing ring.
Among the present invention, cooling jacket with the technical scheme of the structure that is tightly connected of motor stator is: be connected between the surface with motor stator at the water jacket body, be provided with the water jacket body and the seal stator circle of annular; Be connected between the surface with motor stator in water jacket plug, be provided with the water jacket plug and the seal stator circle of annular.
The present invention adopts technique scheme, compared with prior art has following characteristics: cooling water is big with the water jacket contact area in water channel, good cooling results; Compact conformation, easy for installation, be particluarly suitable for using on the narrow and small automobile in space; Good seal performance can not produce leakage of cooling water; Channel structure is simple, convenient processing and manufacture; Flow of cooling water is unobstructed, and resistance is little, and power consumption of cooling is little.
Description of drawings
Below expressed content of each width of cloth accompanying drawing of this specification and the mark among the figure are made brief description:
The cross-sectional schematic that Fig. 1 dissects along axis for structure of the present invention;
Fig. 2 is a perspective view of the present invention;
Fig. 3 is a structure front projection schematic diagram of the present invention;
Fig. 4 is the sectional structure schematic diagram of the cooling water channel among the present invention.
Be labeled as among the figure: 1, the water jacket body, 2, water jacket plug, 3, cooling water channel, 4, intake-outlet, 5, admitting pipe joint, 6, titting water outlet, 7, the water jacket connecting hole, 8, water jacket assembly installing hole, 9, motor stator, 10, water jacket plug and seal stator circle, 11, water jacket body and seal stator circle, 12, water jacket body and water jacket plug sealing ring, 13, the water jacket attachment screw, 14, helical groove, 15, recess sidewall, 16, cooling jacket, 17, insulating cement, 18, water pipe head, 19, the water pipe head baffle plate, 20, water pipe head baffle plate attachment screw, 21, Water Pipe Joint Ring.
Embodiment
Contrast accompanying drawing below, by to the description of embodiment to effect and operation principle, the manufacturing process of the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present invention, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
The of the present invention structure expressed as Fig. 1 to Fig. 4, the present invention is a kind of cooling jacket of motor in electric automobile.The cooling jacket of the motor in electric automobile that is provided, it is shaped as annular, is sleeved on the cylindrical of motor stator 9, and cooling jacket 16 is provided with the cooling water channel 3 of cooling water circulation and the intake-outlet 4 that is communicated with cooling water channel 3 two ends.The cirque structure that is shaped as intermediate hollow of cooling jacket 16, middle hollow parts is used to assemble motor stator 9.The effect of cooling jacket 16 existing cooling motors as the housing of motor, has protective effect to motor simultaneously.
For the purpose of the cooling effect of realizing improving motor in electric automobile, the overall technical scheme that the present invention taked is:
From the above mentioned as can be known, cooling jacket 16 is made up of water jacket body 1 and water jacket plug 2 two parts, and the end face of water jacket body 1 and water jacket plug 2 coaxial lines cooperates, and is fastenedly connected with screw between the two, and is assembled into an integral body by screw.The cavity that water jacket body 1 and water jacket plug 2 and motor stator 9 outer surfaces are enclosed is a cooling water channel 3, is the flow channel of cooling fluid, and cooling fluid directly contacts the outer surface of motor stator 9, and cooling effect is significantly improved.Thereby cooling fluid flows in cooling water channel 3 and takes away motor stator 9 and cooling jacket 16 absorbs the heat of coming from motor.
The material of cooling jacket 16 can be selected poor iron aluminium for use, and this texture material is fine and closely woven, is not easy to produce sand holes, and is in light weight, and good heat-conducting is also arranged.
The embodiment that the present invention takes the structure of cooling water channel 3 is as follows:
Groove as Fig. 1, Fig. 2 and cooling water channel 3 shown in Figure 4, be located on the interior circle of water jacket body 1, it is shaped as spirality, constitute helical groove 14, form recess sidewall 15 between the adjacent helical groove 14, the position at two of its helix is respectively established an intake-outlet 4 and is communicated with it on the water jacket body 1, described intake-outlet 4 is a through hole, leads on water jacket body 1 outer round surface.Fig. 1 and Fig. 4 have shown the internal structure of cooling jacket 16, because water jacket body 1 inner surface is spiral groove, so in Fig. 1, there are 4 road grooves the top of cutaway view, and the below has only 3 road grooves.Recess sidewall 15 increases the contact area with cooling water, increases cooling effect.
The shape of cooling water channel 3 can increase area of dissipation thereby can increase groove as the case may be with different shown in the accompanying drawing, also can reduce groove resistance to water-flow is reduced.
On the outer surface of motor stator 9, be provided with one deck insulating cement 17 and bonding with the intimate of motor stator 9.Insulating cement 17 is a kind of insulating heat-conductive glue, guarantees good heat-conducting.Because cooling fluid directly contacts motor stator 9 outer surfaces, needs to spray insulating cement 17 on the outer surface of motor stator 9, prevent to cause motor to damage in the silicon steel sheet of cooling fluid infiltration motor stator 9.Fig. 1 has shown the internal structure that cooling jacket 16 and motor stator 9 assemble; as seen between cooling jacket 16 and cooling jacket 16 outer surfaces, surround and formed cooling water channel 3; cooling fluid directly touches motor stator 9 outer surfaces; thereby obviously strengthened cooling effect; simultaneously on stator outer surface, need to spray insulating cement 17, with protection motor stator 9.
The embodiment that the present invention is taked intake-outlet 4 is as follows:
As Fig. 2, Fig. 3 and motor in electric automobile shown in Figure 4, installation on vehicle body makes its axis to be horizontal level or to approach horizontal level, make whole cooling water channel 3 that the difference of height be arranged, one or two in the shown intake-outlet 4 is positioned at the top of cooling jacket 16 cylindricals.The water inlet of water jacket and one of them of delivery port or two tops that all are positioned at water jacket are discharged the gas in the water channel easily, avoid occurring the situation that gas stops up water channel; One of them of admitting pipe joint and titting water outlet is positioned at the top of water jacket, is beneficial to the gas of discharging in the water jacket.
On two intake-outlets 4 shown in the figure, respectively establish one be used to into water and water outlet, middlely be the water pipe head 18 of through hole, form to be sealed and matched by Water Pipe Joint Ring 21 between the endoporus of the cylindrical of described water pipe head 18 and intake-outlet 4 and be connected, on the outer surface of the cooling jacket 16 that water pipe head 18 is installed, establish water pipe head baffle plate 19, described water pipe head 18 is axially fixed in by water pipe head baffle plate 19 in the hole of intake-outlet 4, and described water pipe head baffle plate 19 is fixed on the cooling jacket 16 by a plurality of water pipe head baffle plate attachment screws 20.
Water inlet and delivery port cooperate with two water pipe heads 18 respectively, and water pipe head 18 is respectively admitting pipe joint 5 and titting water outlet 6, between admitting pipe joint 5 and titting water outlet 6 and the intake-outlet 4 Water Pipe Joint Ring 21 are arranged, and prevent the cooling fluid leakage.
Between water pipe head 18 and the cooling jacket 16 water pipe head baffle plate 19 is arranged, water pipe head baffle plate 19 sticks in the groove of water pipe head 18, and water pipe joint baffle plate attachment screw is fixed on the cooling jacket 16 simultaneously, prevents that water pipe head 18 from skidding off from intake-outlet 4.
The embodiment that the present invention is taked the cylindrical structure of cooling jacket 16 is as follows:
The optional one of following dual mode: the profile of cooling jacket 16 is the cylindrical of diameter unanimity on its axis direction; Perhaps the profile of cooling jacket 16 is the unequal step cylinder of diameter on its axis direction.
The outside diameter of cooling jacket 16 on its axis direction can be consistent, also can be different one-tenth step, and each width of cloth accompanying drawing of the present invention has only shown to become step; Diagram water jacket body 1 and water jacket plug 2 are assembled into stairstepping, and water jacket body 1 inner surface has spiral groove, cooperate with motor stator 9 outer surfaces to form spirality channel.
If the enough water jackets of axial space can not made stairstepping.The cooling jacket 16 of external diameter unanimity can make the consistency of its inner cooling water channel 3 better, reduces the resistance to cooling fluid, and cooling liquid speed is increased, and improves cooling effectiveness.
Make the cooling jacket 16 of step and can effectively save axial space, for example when cooling jacket 16 was assemblied between engine and the gearbox, the less part of external diameter can extend into the inside of gearbox clutch housing, thereby has saved axial space.
If stepped water jacket, narrower part can not be provided with groove.Water jacket plug 2 is less with the space that motor stator 9 outer surfaces surround formation, and therefore can not establish does not have groove, but the cooling water channel 3 of a perforation.
The concrete structure that the end face seal of water jacket body 1 of the present invention and water jacket plug 2 is connected is:
Between the connection end face of water jacket body 1 and water jacket plug 2, be provided with water jacket body and water jacket plug sealing ring 12.Realize effective seal, prevent the cooling fluid leakage.
The embodiment of cooling jacket 16 assembly structures of the present invention is as follows:
Near a circle hole is arranged on the end face of cooling jacket 16 outer surfaces is water jacket connecting hole 7, in order to connect water jacket body 1 and water jacket plug 2, adopts water jacket attachment screw 13 to connect.The position in hole and quantity can be determined according to actual conditions.It is water jacket assembly installing hole 8 that on cooling jacket 16 circumference circle water jacket installs and fixes the hole, is used to install water jacket.
The installation site of cooling jacket 16 is determined according to actual conditions, for example can with bolt engine, water jacket and gearbox be fixed together between engine and gearbox.
Two macropores are arranged in order to the dress positioning sleeve in the water jacket installing hole, the parts of cooling jacket 16 water jackets and assembling are with it kept with one heart, bolt passes from positioning sleeve.
Form a complete cooling system by mating suitable water pump, fan and radiator etc. with cooling jacket 16 water jackets.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or design of the present invention and technical scheme are directly applied to other occasion without improving, all within protection scope of the present invention.
Claims (8)
1. the cooling jacket of a motor in electric automobile, it is shaped as annular, be sleeved on the cylindrical of motor stator (9), described cooling jacket (16) is provided with the cooling water channel (3) of cooling water circulation and two intake-outlets (4) that are communicated with cooling water channel (3) two ends, described cooling jacket (16) is divided into (2) two of water jacket body (1) and water jacket plug on its axis direction, and both end face seals connect, the groove in the described cooling jacket (16) on the circle and the periphery of motor stator (9) constitute described cooling water channel (3), cooling jacket (16) and motor stator (9) are for being tightly connected, it is characterized in that: respectively establish one on described two intake-outlets (4) and be used to into water and water outlet, the centre is the water pipe head (18) of through hole, form to be sealed and matched by Water Pipe Joint Ring (21) between the cylindrical of described water pipe head (18) and the endoporus of intake-outlet (4) and be connected, on the outer surface of the cooling jacket (16) that water pipe head (18) is installed, establish water pipe head baffle plate (19), described water pipe head (18) is axially fixed in the hole of intake-outlet (4) by water pipe head baffle plate (19), and described water pipe head baffle plate (19) is fixed on the cooling jacket (16) by a plurality of water pipe head baffle plate attachment screws (20).
2. according to the cooling jacket of the described motor in electric automobile of claim 1, it is characterized in that: the groove of described cooling water channel (3) is located on the interior circle of water jacket body (1), it is shaped as spirality, constitute helical groove (14), form recess sidewall (15) between the adjacent helical groove (14), position at the two ends of the helix of described helical groove (14), respectively establishing an intake-outlet (4) on the water jacket body (1) communicates with it, described intake-outlet (4) is a through hole, leads on water jacket body (1) outer round surface.
3. according to the cooling jacket of claim 1 or 2 described motor in electric automobile, it is characterized in that: on the outer surface of described motor stator (9), be provided with one deck insulating cement (17) and bonding with the intimate of motor stator (9).
4. according to the cooling jacket of the described motor in electric automobile of claim 3, it is characterized in that: the installation of described motor in electric automobile on vehicle body makes its axis to be horizontal level or to approach horizontal level, make whole cooling water channel (3) that the difference of height be arranged, one or two in the described intake-outlet (4) is positioned at the top of cooling jacket (15) cylindrical.
5. according to the cooling jacket of claim 1 or 2 or 4 described motor in electric automobile, it is characterized in that: the profile of described cooling jacket (16) is cylindrical for diameter unanimity on its axis direction.
6. according to the cooling jacket of claim 1 or 2 or 4 described motor in electric automobile, it is characterized in that: the profile of described cooling jacket (16) is the unequal step cylinder of diameter on its axis direction.
7. according to the cooling jacket of claim 1 or 2 or 4 described motor in electric automobile, the structure that it is characterized in that the end face seal connection of described water jacket body (1) and water jacket plug (2) is: between the connection end face of water jacket body (1) and water jacket plug (2), be provided with water jacket body and water jacket plug sealing ring (12).
8. according to the cooling jacket of claim 1 or 2 or 4 described motor in electric automobile, it is characterized in that cooling jacket (16) with the structure that is tightly connected of motor stator (9) is: be connected between the surface with motor stator (9) at water jacket body (1), be provided with the water jacket body and the seal stator circle (11) of annular; Be connected between the surface with motor stator (9) in water jacket plug (2), be provided with the water jacket plug and the seal stator circle (10) of annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100226737A CN101087083B (en) | 2007-05-25 | 2007-05-25 | A cooling water cover of electromotive motorcar electromotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100226737A CN101087083B (en) | 2007-05-25 | 2007-05-25 | A cooling water cover of electromotive motorcar electromotor |
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| Publication Number | Publication Date |
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| CN101087083A CN101087083A (en) | 2007-12-12 |
| CN101087083B true CN101087083B (en) | 2010-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007100226737A Active CN101087083B (en) | 2007-05-25 | 2007-05-25 | A cooling water cover of electromotive motorcar electromotor |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101917085A (en) * | 2010-08-03 | 2010-12-15 | 奇瑞汽车股份有限公司 | Electric vehicle driving motor cooling water jacket and manufacturing method thereof |
| CN102857017A (en) * | 2011-06-30 | 2013-01-02 | 南车戚墅堰机车车辆工艺研究所有限公司 | Integrated water-cooling motor shell |
| CN103625266A (en) * | 2012-08-28 | 2014-03-12 | 上海汽车集团股份有限公司 | Electric vehicle power unit cooling system |
| CN106114239A (en) * | 2016-06-28 | 2016-11-16 | 无锡新大力电机有限公司 | A kind of driving motor of the power system for solar electrically propelled vehicle |
| CN110912321A (en) * | 2018-09-17 | 2020-03-24 | 舍弗勒技术股份两合公司 | Cooling jacket for a cooling device and cooling device for an electric machine |
| CN112502993B (en) * | 2020-11-27 | 2024-10-01 | 瑞声新能源发展(常州)有限公司科教城分公司 | Miniature water pump and electronic equipment |
| CN114977589A (en) * | 2022-05-26 | 2022-08-30 | 浙江京惠机电有限公司 | Efficient stator winding device for alternating-current asynchronous motor and using method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0434845A1 (en) * | 1989-07-19 | 1991-07-03 | Fanuc Ltd. | Structure for liquid-cooling of motor |
| EP1045505A2 (en) * | 1999-04-16 | 2000-10-18 | Baumüller Nürnberg Gmbh | Cooled electric disk motor |
| DE10019914A1 (en) * | 1999-04-30 | 2001-02-01 | Valeo Equip Electr Moteur | Cooling configuration for a rotating electrical machine, includes a pocket of sheet material that forms an air circulation circuit through the rotating machine assembly |
| CN1545185A (en) * | 2003-11-24 | 2004-11-10 | 四川东风电机厂有限公司 | Water way for driving motor of electric automobile |
-
2007
- 2007-05-25 CN CN2007100226737A patent/CN101087083B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0434845A1 (en) * | 1989-07-19 | 1991-07-03 | Fanuc Ltd. | Structure for liquid-cooling of motor |
| EP1045505A2 (en) * | 1999-04-16 | 2000-10-18 | Baumüller Nürnberg Gmbh | Cooled electric disk motor |
| DE10019914A1 (en) * | 1999-04-30 | 2001-02-01 | Valeo Equip Electr Moteur | Cooling configuration for a rotating electrical machine, includes a pocket of sheet material that forms an air circulation circuit through the rotating machine assembly |
| CN1545185A (en) * | 2003-11-24 | 2004-11-10 | 四川东风电机厂有限公司 | Water way for driving motor of electric automobile |
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| CN101087083A (en) | 2007-12-12 |
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Owner name: CHERY NEW ENERGY AUTOMOBILE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SAIC CHERY AUTOMOBILE CO., LTD. Effective date: 20150629 |
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Effective date of registration: 20150629 Address after: 241000 Yijiang, Anhui Province Hua Jin Road South Patentee after: New-energy automobile Technology Co., Ltd. of Cherry Address before: 241009 Wuhu economic and Technological Development Zone, Anhui, No. 8 Changchun Road Patentee before: Saic Chery Automobile Co., Ltd. |
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Address after: 241000 No. 226 Jin Hua Nan Road, Yijiang hi tech Industrial Development Zone, Anhui, Wuhu Patentee after: Chery New Energy Automobile Co.,Ltd. Address before: 241000 flower road, Yijiang District, Anhui, Wuhu Patentee before: CHERY NEW ENERGY AUTOMOBILE TECHNOLOGY Co.,Ltd. |
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