CN202679157U - Cooling water path structure of motor shell - Google Patents
Cooling water path structure of motor shell Download PDFInfo
- Publication number
- CN202679157U CN202679157U CN 201220361486 CN201220361486U CN202679157U CN 202679157 U CN202679157 U CN 202679157U CN 201220361486 CN201220361486 CN 201220361486 CN 201220361486 U CN201220361486 U CN 201220361486U CN 202679157 U CN202679157 U CN 202679157U
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- motor
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- cooling
- water channel
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Abstract
The utility model relates to a cooling water path structure of a motor shell, which comprises a motor inner shell and a motor outer shell, wherein the motor outer shell is sleeved on the motor inner shell in a sealing manner so that a cooling channel is formed between the motor inner shell and the motor outer shell, a cooling liquid inlet and a cooling liquid outlet are arranged in the motor outer shell, the cooling liquid inlet is communicated with the cooling liquid outlet through the cooling channel, preferably, a plurality of reinforcing ribs are arranged in the cooling channel so as to guide the flowing direction of a cooling liquid. The cooling water path structure of the motor shell also comprises a first sealing ring and a second sealing ring which are used for sealing the motor outer shell and the motor inner shell. The cooling water path structure of the motor shell also comprises a baffle limit part which is arranged on the motor inner shell and is used for baffling and limiting the motor outer shell, and also comprises a cooling liquid source and a power source. The cooling water path structure of the motor shell is skilled in structure design, has a simple and novel structure, and can rapidly and effectively enable a motor to radiate heat, thereby solving the problem of heat radiation of the motor, improving motor performance, finally increasing efficiency of the motor and the service life, and being suitable for massive popularization and application.
Description
Technical field
The utility model relates to the automobile construction technical field, particularly the motor cooling technical field of electric automobile, specifically a kind of cooling water channel structure for motor casing.
Background technology
At present, for the living environment of to protect mankind and saving non-renewable resources, the existing necessary energy consumption structure that changes is just can avoid energy crisis.What therefore new-energy automobile just showed under current situation is very important.
Electric motor of automobile is as the heart of new-energy automobile, its operating mode is subjected to the impact of the composite factors such as road conditions, vehicle load, so that electric motor of automobile is compared the operating mode of other motor is more complicated, can produce a large amount of heats during its work, directly have influence on useful life and the operational reliability of motor.The loss heat that can produce in the machine operation process: 1. the iron loss of stator module, copper loss are converted into thermal losses.2. the parts mechanical loss such as bearing is converted into thermal losses.
Therefore, it is particularly important that motor radiating structure shows in electric motor of automobile, if obstructed overcooling structure goes out the loss hot type, can cause motor stator component, rotor assembly excess Temperature, thereby rotor magnetic steel demagnetization, stator line bag burn, and affect the normal operation of motor.So must by radiator structure come so that temperature stabilization in the scope that each parts of motor can bear.
So, a kind of cooling water channel structure for motor casing need to urgently be provided, it can effectively make motor radiating fast, thereby solves motor radiating, improves motor performance, finally improves electric efficiency and life-span.
The utility model content
The purpose of this utility model is to have overcome above-mentioned shortcoming of the prior art, a kind of cooling water channel structure for motor casing is provided, this cooling water channel structure for motor casing design is ingenious, novelty simple in structure, can effectively make fast motor radiating, thereby solve motor radiating, improve motor performance, the final raising electric efficiency and life-span is suitable for large-scale promotion application.
To achieve these goals, cooling water channel structure for motor casing of the present utility model has adopted following technical scheme:
This cooling water channel structure for motor casing, be characterized in, comprise motor inner housing and motor housing body, thereby described motor housing body sealing shroud is connected on the described motor inner housing and forms the cooling duct between described motor inner housing and described motor housing body, be provided with cooling liquid inlet and cooling liquid outlet on the described motor housing body, described cooling liquid inlet is communicated with described cooling liquid outlet by described cooling duct.
Preferably, be provided with some reinforcements in the described cooling duct, thereby described reinforcement extends and extends against contact described motor inner housing or described reinforcement from described motor inner housing and against the flow direction of the described motor housing body Directed cooling liquid of contact from described motor housing body.
Preferably, be provided with some reinforcements in the described cooling duct, thereby described reinforcement is respectively from described motor housing body with described motor inner housing extends and respectively against the flow direction of described motor inner housing and described motor housing body Directed cooling liquid.
More preferably, described reinforcement is crisscross arranged so that described cooling duct becomes the waveform cooling duct.
Preferably, described cooling water channel structure for motor casing also comprises the first sealing ring and the second sealing ring, all between described motor housing body and described motor inner housing and respectively against described motor housing body and described motor inner housing, described cooling duct is between described the first sealing ring and described the second sealing ring for described the first sealing ring and described the second sealing ring.
More preferably, described the first sealing ring and described the second sealing ring are the O RunddichtringO.
Preferably, described cooling water channel structure for motor casing also comprises and stops limiting component, and the described limiting component that stops is arranged on the described motor inner housing and stops spacing described motor housing body.
More preferably, the described limiting component that stops is back-up ring.
Preferably, described cooling water channel structure for motor casing also comprises liquid coolant sources, the described cooling liquid inlet of described liquid coolant sources pipeline connection.
Preferably, described cooling water channel structure for motor casing also comprises power source, the described cooling liquid inlet of described power source pipeline connection.
The beneficial effects of the utility model are specific as follows:
1, the utility model is by forming the cooling duct between motor inner housing and motor housing body, thereby the heat transferred cooling liquid with generations such as stator module, bearings, design ingenious, novelty simple in structure, can effectively make fast motor radiating, thereby solve motor radiating, improve motor performance, the final raising electric efficiency and life-span is suitable for large-scale promotion application.
2, reinforcement of the present utility model can extend separately from motor inner housing or motor housing body, also can extend from motor inner housing and motor housing body, when consisting of the cooling duct, play the effect of strengthening case strength, design ingenious, novelty simple in structure, can effectively make fast motor radiating, thereby solve motor radiating, improve motor performance, the final raising electric efficiency and life-span is suitable for large-scale promotion application.
3, realize being tightly connected by the first sealing ring and the second sealing ring respectively in motor inner housing of the present utility model and motor housing body two ends, and good seal performance effectively avoids cooling liquid to reveal, and design ingeniously, and novelty simple in structure is suitable for large-scale promotion application.
4, arrange on the motor inner housing of the present utility model and stop limiting component, thereby stop the limit electric machine shell body, prevent that the motor housing body from producing the position and moving, improve stability, design ingeniously, novelty simple in structure is suitable for large-scale promotion application.
Description of drawings
Fig. 1 is the perspective view of a specific embodiment of the present utility model.
Fig. 2 is the perspective view of the motor housing body of specific embodiment shown in Figure 1.
Fig. 3 is the perspective view of the motor inner housing of specific embodiment shown in Figure 1.
Fig. 4 is the cross-sectional schematic of specific embodiment shown in Figure 1.
Fig. 5 is that the expansion schematic diagram is analysed and observe in the cooling duct of specific embodiment shown in Figure 1.
Embodiment
In order more clearly to understand technology contents of the present utility model, describe in detail especially exemplified by following examples.Wherein identical parts adopt identical Reference numeral.
See also shown in Fig. 1～5, cooling water channel structure for motor casing of the present utility model comprises motor inner housing 1 and motor housing body 2, thereby described motor housing body 2 sealing shrouds are connected on and form cooling duct 3 on the described motor inner housing 1 between described motor inner housing 1 and described motor housing bodies 2, be provided with cooling liquid inlet 4 and cooling liquid outlet 5 on the described motor housing body 2, described cooling liquid inlet 4 is communicated with described cooling liquid outlet 5 by described cooling duct 3.Therefore, described cooling duct 3 is unidirectional cooling duct.
Described cooling duct 3 can have various suitable shapes, its shape can form by reinforcement 6 is set, preferably, thus described reinforcement 6 extends and extends against contact described motor inner housing 1 or described reinforcement from described motor inner housing 1 and against the flow direction of the described motor housing body 2 Directed cooling liquid of contact from described motor housing body 2.Perhaps also can arrange like this: thus described reinforcement 6 is respectively from described motor housing body 2 with described motor inner housing 1 extends and respectively against the flow direction of described motor inner housing 1 and described motor housing body 2 Directed cooling liquid.See also Fig. 2, Fig. 3 and shown in Figure 5, in specific embodiment of the utility model, reinforcement 6 extends from described motor housing body 2 and described motor inner housing 1 respectively, and interlaced setting, so that described cooling duct 3 becomes the waveform cooling duct, and the reinforcement 6 of motor inner housing 1 with motor housing body 2 against the upper surface that contacts preferably with the 2 sealing applyings of motor housing body, similarly, the reinforcement 6 of motor housing body 1 with motor inner housing 1 against the lower surface that contacts preferably with the 1 sealing applying of motor inner housing.Also be provided with in the described cooling duct 3 a full muscle 7(here full muscle 7 be arranged on the motor housing body 2, as shown in Figure 2, obviously it also can be arranged on the motor inner housing 1, or a part is arranged on the motor inner housing 1, another part is arranged on the motor housing body 2, two parts and form full muscle 7 together) as the dividing plate between cooling liquid inlet 4 and the cooling liquid outlet 5, guarantee the directivity of cooling fluid stream, setting in conjunction with reinforcement 6, cooling fluid stream wave complications are advanced, so that cooling fluid is flow to end the outer surface of described motor inner housing 1 of flowing through possibly, thereby make the cooling effect maximization.
Described motor housing body 2 and described motor inner housing 1 can adopt any suitable hermetically-sealed construction.Preferably, described cooling water channel structure for motor casing also comprises the first sealing ring 8 and the second sealing ring 9, all between described motor housing body 2 and described motor inner housing 1 and respectively against described motor housing body 2 and described motor inner housing 1, described cooling duct 3 is between described the first sealing ring 8 and described the second sealing ring 9 for described the first sealing ring 8 and described the second sealing ring 9.See also shown in Fig. 1～5, in specific embodiment of the utility model, described the first sealing ring 8 and described the second sealing ring 9 are the O RunddichtringO.And described the first sealing ring 8 is arranged in the groove (not marking) of described motor inner housing 1, and described the second sealing ring 9 is arranged in the groove (not marking) of described motor housing body 2.Obviously, groove can all be arranged on the motor inner housing 1, also can all be arranged on the motor housing body 2, determines as required.
In order to increase stability of the present utility model, preferably, described cooling water channel structure for motor casing also comprises and stops limiting component 10, and the described limiting component 10 that stops is arranged on the described motor inner housing 1 and stops spacing described motor housing body 2.More preferably, the described limiting component 10 that stops is back-up rings.See also shown in Fig. 1～4, in specific embodiment of the utility model, described motor inner housing 1 is cylindric, has the flange-type end, back-up ring is positioned at the circlip groove (not marking) of the other end, and described motor housing body 2 is cylindric, is socketed on the described motor inner housing 1, one end is against described motor inner housing 1, and the other end is by retainer ring spacing.
Preferably, described cooling water channel structure for motor casing also comprises the liquid coolant sources (not shown), the described cooling liquid inlet 4 of described liquid coolant sources pipeline connection.Thereby for cooling provides cooling fluid.In specific embodiment of the utility model, described liquid coolant sources is cooling water.
Preferably, described cooling water channel structure for motor casing also comprises the power source (not shown), the described cooling liquid inlet 4 of described power source pipeline connection.In specific embodiment of the utility model, described power source is water pump, and described cooling water is communicated with described cooling liquid inlet 4 by described water pump.
Assembling process of the present utility model is as follows:
1. coat lubricating oil in the groove with described motor inner housing 1, and the first sealing ring 8 is installed;
2. described motor housing body 2 is heated to uniform temperature (below the sealing ring bearing temperature), in its groove, coats lubricating oil, and the second sealing ring 9 is installed;
3. the parts that the parts that assemble in inciting somebody to action 2. assemble in being fitted in 1. are outer, and are seated;
4. back-up ring is fit in the circlip groove of motor inner housing 1 and stops limit electric machine shell body 2.Thereby, the be assembled together cooling duct 3 of rear formation one sealing of motor inner housing 1 and motor housing body 2, it is communicated with cooling liquid inlet 4 and cooling liquid outlet 5, thereby consists of unidirectional waterway structure, so that cooling fluid one-way flow in the cooling duct 3 of sealing.Cooling duct 3 interior formation water turbulences have been avoided, so that the uniformity of temperature profile of motor and housing wall maintain below the rated temperature.
The performance of new-energy automobile is closely related with the performance of motor, and cooling water channel structure for motor casing heat dispersion of the present utility model is high, has improved the delivery efficiency of motor.Radiator structure improves by heat transfer efficiency.Its compact conformation is is conveniently installed and used.It is simple for structure, is conducive to Mould Machining.And sealing is reliable, stable performance.
The utility model reaches best by improving motor radiating efficient with the electric motor of automobile performance, and guarantees motor delivery efficiency and life-span.Changed electric machine casing parts form, reduced the product difficulty of processing, thereby reduced processing cost and improved product percent of pass; The waterway structure that has replaced present welding fabrication, thus the complexity of reduction housing technique improves the efficient that motor is produced.
To sum up, cooling water channel structure for motor casing design of the present utility model is ingenious, and novelty simple in structure can effectively make motor radiating fast, thereby solves motor radiating, improves motor performance, finally improves electric efficiency and life-span, is suitable for large-scale promotion application.
In this specification, the utility model is described with reference to its specific embodiment.But, still can make various modifications and conversion obviously and not deviate from spirit and scope of the present utility model.Therefore, specification and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (10)
1. cooling water channel structure for motor casing, it is characterized in that, comprise motor inner housing and motor housing body, thereby described motor housing body sealing shroud is connected on the described motor inner housing and forms the cooling duct between described motor inner housing and described motor housing body, be provided with cooling liquid inlet and cooling liquid outlet on the described motor housing body, described cooling liquid inlet is communicated with described cooling liquid outlet by described cooling duct.
2. cooling water channel structure for motor casing according to claim 1, it is characterized in that, be provided with some reinforcements in the described cooling duct, thereby described reinforcement extends and extends against contact described motor inner housing or described reinforcement from described motor inner housing and against the flow direction of the described motor housing body Directed cooling liquid of contact from described motor housing body.
3. cooling water channel structure for motor casing according to claim 1, it is characterized in that, be provided with some reinforcements in the described cooling duct, thereby described reinforcement is respectively from described motor housing body with described motor inner housing extends and respectively against the flow direction of described motor inner housing and described motor housing body Directed cooling liquid.
4. according to claim 2 or 3 described cooling water channel structure for motor casings, it is characterized in that, described reinforcement is crisscross arranged so that described cooling duct becomes the waveform cooling duct.
5. cooling water channel structure for motor casing according to claim 1, it is characterized in that, described cooling water channel structure for motor casing also comprises the first sealing ring and the second sealing ring, all between described motor housing body and described motor inner housing and respectively against described motor housing body and described motor inner housing, described cooling duct is between described the first sealing ring and described the second sealing ring for described the first sealing ring and described the second sealing ring.
6. cooling water channel structure for motor casing according to claim 5 is characterized in that, described the first sealing ring and described the second sealing ring are the O RunddichtringO.
7. cooling water channel structure for motor casing according to claim 1, it is characterized in that, described cooling water channel structure for motor casing also comprises and stops limiting component, and the described limiting component that stops is arranged on the described motor inner housing and stops spacing described motor housing body.
8. cooling water channel structure for motor casing according to claim 7 is characterized in that, the described limiting component that stops is back-up ring.
9. cooling water channel structure for motor casing according to claim 1 is characterized in that, described cooling water channel structure for motor casing also comprises liquid coolant sources, the described cooling liquid inlet of described liquid coolant sources pipeline connection.
10. cooling water channel structure for motor casing according to claim 1 is characterized in that, described cooling water channel structure for motor casing also comprises power source, the described cooling liquid inlet of described power source pipeline connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220361486 CN202679157U (en) | 2012-07-25 | 2012-07-25 | Cooling water path structure of motor shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220361486 CN202679157U (en) | 2012-07-25 | 2012-07-25 | Cooling water path structure of motor shell |
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| Publication Number | Publication Date |
|---|---|
| CN202679157U true CN202679157U (en) | 2013-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220361486 Expired - Fee Related CN202679157U (en) | 2012-07-25 | 2012-07-25 | Cooling water path structure of motor shell |
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| CN (1) | CN202679157U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244436A (en) * | 2013-05-29 | 2013-08-14 | 江苏大学 | Low-noise electric centrifugal pump |
| CN104184241A (en) * | 2014-09-03 | 2014-12-03 | 东方电气（乐山）新能源设备有限公司 | Light type electric automobile motor base |
| CN106329804A (en) * | 2015-06-19 | 2017-01-11 | 舍弗勒技术股份两合公司 | Hybrid power system, electric drive module and cooling assembly thereof |
| WO2017045478A1 (en) * | 2015-09-14 | 2017-03-23 | 舍弗勒技术股份两合公司 | Coolant sleeve and fixing device thereof and electric machine |
| CN106787397A (en) * | 2017-03-02 | 2017-05-31 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | Water-cooled machine |
| CN107947478A (en) * | 2017-12-27 | 2018-04-20 | 北京奥博汽车电子电器有限公司 | Automobile current generator cooling structure and automobile current generator |
| CN114696509A (en) * | 2020-12-28 | 2022-07-01 | 日立安斯泰莫株式会社 | Liquid-cooled electric motor |
| WO2023186624A1 (en) * | 2022-03-29 | 2023-10-05 | Valeo Equipements Electriques Moteur | Rotary electric machine comprising a cooling chamber |
-
2012
- 2012-07-25 CN CN 201220361486 patent/CN202679157U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244436A (en) * | 2013-05-29 | 2013-08-14 | 江苏大学 | Low-noise electric centrifugal pump |
| CN103244436B (en) * | 2013-05-29 | 2016-01-20 | 江苏大学 | A kind of Low-noise electric centrifugal pump |
| CN104184241A (en) * | 2014-09-03 | 2014-12-03 | 东方电气（乐山）新能源设备有限公司 | Light type electric automobile motor base |
| CN106329804A (en) * | 2015-06-19 | 2017-01-11 | 舍弗勒技术股份两合公司 | Hybrid power system, electric drive module and cooling assembly thereof |
| WO2017045478A1 (en) * | 2015-09-14 | 2017-03-23 | 舍弗勒技术股份两合公司 | Coolant sleeve and fixing device thereof and electric machine |
| US10468939B2 (en) | 2015-09-14 | 2019-11-05 | Schaeffler Technologies AG & Co. KG | Coolant sleeve and fixing device thereof and electric machine |
| CN106787397A (en) * | 2017-03-02 | 2017-05-31 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | Water-cooled machine |
| CN107947478A (en) * | 2017-12-27 | 2018-04-20 | 北京奥博汽车电子电器有限公司 | Automobile current generator cooling structure and automobile current generator |
| CN114696509A (en) * | 2020-12-28 | 2022-07-01 | 日立安斯泰莫株式会社 | Liquid-cooled electric motor |
| WO2023186624A1 (en) * | 2022-03-29 | 2023-10-05 | Valeo Equipements Electriques Moteur | Rotary electric machine comprising a cooling chamber |
| FR3134260A1 (en) * | 2022-03-29 | 2023-10-06 | Valeo Equipements Electriques Moteur | Rotating electric machine comprising a cooling chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20180725 |
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| CF01 | Termination of patent right due to non-payment of annual fee |