CN207896812U - The double cooling systems of motor grease - Google Patents
The double cooling systems of motor grease Download PDFInfo
- Publication number
- CN207896812U CN207896812U CN201820365289.0U CN201820365289U CN207896812U CN 207896812 U CN207896812 U CN 207896812U CN 201820365289 U CN201820365289 U CN 201820365289U CN 207896812 U CN207896812 U CN 207896812U
- Authority
- CN
- China
- Prior art keywords
- motor
- inner cavity
- gear
- box
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 48
- 239000004519 grease Substances 0.000 title claims abstract description 18
- 238000004804 winding Methods 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000446 fuel Substances 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 11
- 238000005461 lubrication Methods 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 47
- 239000010687 lubricating oil Substances 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 12
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000498 cooling water Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Abstract
The utility model provides a kind of double cooling systems of motor grease, including motor, gear-box, water cooling subsystem and oil cooling subsystem；The water cooling subsystem is set to the surface of the motor；The motor is equipped with inner cavity, the gear-box is equipped with inner cavity, the inner cavity of the motor and the inner cavity of gear-box are communicated with pipeline road and oil return line, and the lubricating oil in the inner cavity of the motor and the inner cavity of gear-box is formed circulation loop by the pipeline road and oil return line.The utility model passes through the water cooling subsystem on motor casing, the heat that heat and electric machine iron core that motor stator winding generates generate is taken away, in oil cooling subsystem, there is lubricating oil in gear-box, lubricating oil iterative cycles between the inner cavity of gear-box and the inner cavity of motor, the heat of motor stator winding end is transmitted to inside gear-box, the heat dissipation effect of motor is improved.
Description
Technical field
The utility model is related to a kind of electromotor cooling systems, refer in particular to a kind of double cooling systems of motor grease.
Background technology
Currently, the motor of conventional new energy electric motor vehicle only has water-cooling system, winding and the electric machine iron core generation of motor
Heat is transmitted to the casing of motor, the cold water in casing water cooled pipeline, under the action of water pump, realizes heat exchange, and motor
For stator winding end due to not being in direct contact with motor casing, the heat that electronics winding overhang generates can only pass through air transmitted to machine
Shell, but the effect of air conduction is poor, electric motor winding end cannot exchange to the external world in time, lead to the temperature of machine winding
It is excessively high.Accordingly, it is desirable to provide a kind of cooling system that can improve the machine winding heat dissipation effect inside motor.
Utility model content
Technical problem to be solved in the utility model is：A kind of double cooling systems of motor grease are provided.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of double cooling systems of motor grease,
Including motor, gear-box, water cooling subsystem and oil cooling subsystem；
The water cooling subsystem is set to the surface of the motor；
The motor is equipped with inner cavity, and the gear-box is equipped with inner cavity, and the inner cavity of the motor is connected to the inner cavity of gear-box
There are pipeline road and oil return line, the pipeline road and oil return line will be in the inner cavities of the motor and the inner cavity of gear-box
Lubricating oil forms circulation loop.
Further, the pipeline road of the inner cavity of the motor is connected with atomizing fuel spray nozzle.
Further, the motor includes stator winding, and the atomizing fuel spray nozzle is set to the lower section of the stator winding.
Further, the oil outlet of the atomizing fuel spray nozzle is towards the end of the stator winding.
Further, the bottom of the motor cavity is equipped with oil return opening, and the oil return opening is connect with the oil return line, institute
It states oil return opening and is equipped with oil strain mouth.
Further, the inner cavity bottom side of the motor was equipped with oil groove, the slot radius for crossing oil groove 3~5mm it
Between.
Further, it is respectively equipped with oil pump on the pipeline road and oil return line.
Further, the motor is equipped with output shaft, and the output shaft is engaged with the gear-box.
Further, the output shaft is hollow shaft, and the output shaft is communicated with the inner cavity of the gear-box, the motor
Output sleeve be equipped with bearing, the position that is arranged of the output shaft and the bearing offers through-hole.
Further, the motor includes drive end bearing bracket, and the gear-box is installed on the drive end bearing bracket.
The beneficial effects of the utility model are：By the water-cooling system on motor casing, motor stator winding is generated
The heat that heat and electric machine iron core generate is taken away, and in oil cooling system, has lubricating oil in gear-box, lubricating oil is in the inner cavity of gear-box
The heat of motor stator winding end is transmitted to inside gear-box, improves motor by the iterative cycles between the inner cavity of motor
Heat dissipation effect.
Description of the drawings
The concrete structure of the utility model is described in detail below in conjunction with the accompanying drawings.
Fig. 1 is the system structure diagram of the utility model；
Fig. 2 is the internal structure chart of the utility model；
Fig. 3 is the overall perspective view of the utility model；
Fig. 4 crosses tank structure figure for the utility model；
1- water cooling subsystems；2- oil cooling subsystems；3- motors；4- gear-boxes；5- atomizing fuel spray nozzles；6- water cooling water inlets；
The end of 7- stator winding；8- stator winding；9- pipeline roads；The end of 10- stator winding；11- atomizing fuel spray nozzles；12- oil
Pump；13- rear end caps；14- through-holes；15- rotors；The inner cavity bottom side of 16- motors；17- water cooling water outlets；18- motor casings；19- is filtered
Oil nozzle；20- crosses oil groove；21- oil return lines；22- output shafts；23- drive end bearing brackets；24- through-holes.
Specific implementation mode
For the technology contents of the utility model, construction feature, the objects and the effects are described in detail, below in conjunction with implementation
Mode simultaneously coordinates attached drawing to be explained in detail.
With reference to figure 1, a kind of double cooling systems of motor grease, water cooling subsystem 1, arrow is that direction, water are illustrated in the flowing of cold water
Refrigeration subsystem is located on the motor casing of motor；Oil cooling subsystem 2, arrow direction are that the loop direction of oil cooling is illustrated, oil cooling system
Set on the inner cavity of motor, intermediate arrow indicates output shaft of the lubricating oil by motor, is lubricated to bearing.
With reference to figure 2, a kind of double cooling systems of motor grease, including motor 3, gear-box 4, water cooling subsystem 1 and oil cooling subsystem
System 2；The water cooling subsystem 1 is set to the surface of the motor 3；The motor 3 is equipped with inner cavity, and the gear-box 4 is equipped with inner cavity,
The inner cavity of the motor 3 is communicated with pipeline road 9 and oil return line 21, the pipeline road 9 and oil return with the inner cavity of gear-box 4
Lubricating oil in the inner cavity of the motor 3 and the inner cavity of gear-box 4 is formed circulation loop by pipeline 21.
The water circulating pipe of water cooling subsystem 1 is set on motor casing 18, and motor casing is equipped with water cooling water inlet 6 and water cooling goes out
The mouth of a river 17, water cooling subsystem 1 can be obtained effectively to cool down to motor casing 18, and motor 3 is equipped with output shaft 22, output shaft 22 and gear-box
4 are engaged, and gear set is equipped in gear-box 4, lubricating oil is housed in gear-box, will by pipeline road 9 and oil return line 21
Circulation loop is formed between the inner cavity and the inner cavity of gear-box 4 of motor 3, using the lubricating oil of gear-box 4, is delivered lubricating oil to
Inside motor 3, lubricating oil is sprayed onto the end of stator winding 8 or the end face of high-speed rotating rotor 15, and lubricating oil is in rotor 15
Centrifugation force effect under, be thrown to the end 7 of stator winding, so that the end 7 of stator winding is adequately cooled, lubricating oil is in gravity
The inner cavity bottom side 16 for gathering motor under effect returns to the inner cavity of gear-box 4 by oil return line 21, realizes heat exchange, improves
The heat dissipation effect of electric motor winding end 7.
Embodiment one
With reference to figure 2, Fig. 3, the pipeline road 9 of the inner cavity of the motor 3 is connected with atomizing fuel spray nozzle 5, by being atomized oil spout
Lubricating oil atomization is ejected into stator winding 8, on the end 7 of stator winding and rotor 15, increases the contact of lubricating oil by mouth 5
Area can improve heat dissipation effect.
Embodiment two
With reference to figure 2, motor 3 includes drive end bearing bracket 23 and rear end cap 13, and mist is mounted on drive end bearing bracket 23 and rear end cap 13
Change atomizer 5,11, the motor 3 includes stator winding 8, and the atomizing fuel spray nozzle 5 is set to the lower section of the stator winding 8,
Improve the heat dissipation effect of stator winding.
Embodiment three
With reference to figure 2, the oil outlet of the atomizing fuel spray nozzle 5 is towards the end 7 of the stator winding, a large amount of lubricating oil energy
It is enough to be contacted with the end 10 of stator winding, the heat of the end 7 of stator winding is taken away.
Example IV
With reference to figure 2, the bottom of the motor cavity is equipped with oil return opening, and the oil return opening is connect with the oil return line 21,
The oil return opening is equipped with oil strain mouth 19, and lubricating oil under the effect of gravity, is gathered in the inner cavity bottom side of motor, is returned by oil strain mouth 19
To the inner cavity of gear-box 4.
Embodiment five
With reference to figure 2, Fig. 3, the inner cavity bottom side 16 of the motor was equipped with oil groove 20, and the lubricating oil for being injected in motor cavity exists
After crossing the filtering of oil groove 3, it is gathered in the inner cavity bottom side 16 of motor, the slot radius for crossing oil groove 20 is between 3~5mm.
Embodiment six
With reference to figure 2, oil pump 12 is respectively equipped on the pipeline road 9 and oil return line 21.
Embodiment seven
With reference to figure 2, the motor is equipped with output shaft 22, and the output shaft 22 is engaged with the gear-box 4, the output of motor
The power output that axis 22 generates motor 3, the gear in gear-box 4 are engaged with the output shaft 22 of motor 3.
Embodiment eight
With reference to figure 2, the output shaft 22 is hollow shaft, and the output shaft 22 is communicated with the inner cavity of the gear-box 4, described
The output shaft 22 of motor 3 is arranged with bearing, and the output shaft 22 and the position that is arranged of the bearing offer through-hole 14, output shaft
22 when rotated, and under the influence of centrifugal force, lubricating oil enters output shaft 22, and bearing, profit are reached by the through-hole 14 of output shaft
Lubricating oil is lubricated bearing, can improve the service life of bearing.
Embodiment nine
With reference to figure 2, the motor includes drive end bearing bracket 23, and the gear-box 4 is installed on the drive end bearing bracket 4, gear-box 4
With 3 compatible front-end lid 23 of motor, the oil pump of oil return line 21 and pipeline road 9 is mountable to the drive end bearing bracket 23, Huo Zhe electricity of motor
On casing 18.
In conclusion by the water cooling subsystem on motor casing, heat and electric machine iron core that motor stator winding is generated
The heat of generation is taken away, and in oil cooling subsystem, there is lubricating oil, inner cavity of the lubricating oil in the inner cavity of gear-box and motor in gear-box
Between iterative cycles, the heat of motor stator winding end is transmitted to inside gear-box, the heat dissipation effect of motor is improved.
Herein first, second ... only represents the differentiation of its title, what significance level and the position for not representing them have
It is different.
Herein, up, down, left, right, before and after only represents its relative position and does not indicate that its absolute position
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are equally included in the patent within the scope of the utility model.
Claims (10)
1. a kind of double cooling systems of motor grease, it is characterised in that：Including motor, gear-box, water cooling subsystem and oil cooling subsystem；
The water cooling subsystem is set to the surface of the motor；
The motor is equipped with inner cavity, and the gear-box is equipped with inner cavity, and the inner cavity of the motor and the inner cavity of gear-box are communicated with defeated
Oil pipe line and oil return line, the pipeline road and oil return line are by the lubrication in the inner cavity of the motor and the inner cavity of gear-box
Oil forms circulation loop.
2. the double cooling systems of motor grease as described in claim 1, it is characterised in that：The pipeline road of the inner cavity of the motor connects
It is connected to atomizing fuel spray nozzle.
3. the double cooling systems of motor grease as claimed in claim 2, it is characterised in that：The motor includes stator winding, institute
State the lower section that atomizing fuel spray nozzle is set to the stator winding.
4. the double cooling systems of motor grease as claimed in claim 3, it is characterised in that：The oil outlet direction of the atomizing fuel spray nozzle
The end of the stator winding.
5. the double cooling systems of motor grease as described in claim 1, it is characterised in that：The bottom of the motor cavity is equipped with oil return
Mouthful, the oil return opening is connect with the oil return line, and the oil return opening is equipped with oil strain mouth.
6. the double cooling systems of motor grease as described in claim 1, it is characterised in that：The inner cavity bottom side of the motor was equipped with oil
Slot, the slot radius for crossing oil groove is between 3~5mm.
7. the double cooling systems of motor grease as described in claim 1, it is characterised in that：The pipeline road divides on oil return line
It She You not oil pump.
8. the double cooling systems of motor grease as described in claim 1, it is characterised in that：The motor is equipped with output shaft, described defeated
Shaft is engaged with the gear-box.
9. the double cooling systems of motor grease as claimed in claim 8, it is characterised in that：The output shaft is hollow shaft, described defeated
Shaft is communicated with the inner cavity of the gear-box, and the output sleeve of the motor is equipped with bearing, the output shaft and the bearing
It is arranged position and offers through-hole.
10. the double cooling systems of motor grease as claimed in claim 9, it is characterised in that：The motor includes drive end bearing bracket, described
Gear-box is installed on the drive end bearing bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820365289.0U CN207896812U (en) | 2018-03-16 | 2018-03-16 | The double cooling systems of motor grease |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820365289.0U CN207896812U (en) | 2018-03-16 | 2018-03-16 | The double cooling systems of motor grease |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207896812U true CN207896812U (en) | 2018-09-21 |
Family
ID=63542283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820365289.0U Expired - Fee Related CN207896812U (en) | 2018-03-16 | 2018-03-16 | The double cooling systems of motor grease |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207896812U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108258850A (en) * | 2018-03-16 | 2018-07-06 | 深圳派赛科技有限公司 | The double cooling systems of motor grease |
| CN110601450A (en) * | 2019-09-03 | 2019-12-20 | 精进电动科技股份有限公司 | Oil-water double-cooling electric drive assembly and new energy automobile |
| CN111313611A (en) * | 2018-12-12 | 2020-06-19 | 晟昌机电股份有限公司 | Motor cooling structure |
-
2018
- 2018-03-16 CN CN201820365289.0U patent/CN207896812U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108258850A (en) * | 2018-03-16 | 2018-07-06 | 深圳派赛科技有限公司 | The double cooling systems of motor grease |
| CN111313611A (en) * | 2018-12-12 | 2020-06-19 | 晟昌机电股份有限公司 | Motor cooling structure |
| CN110601450A (en) * | 2019-09-03 | 2019-12-20 | 精进电动科技股份有限公司 | Oil-water double-cooling electric drive assembly and new energy automobile |
| WO2021042465A1 (en) * | 2019-09-03 | 2021-03-11 | 精进电动科技股份有限公司 | Oil-water double-cooling electric drive assembly, and new energy automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180921 |