CN205283314U - Liquid cooling motor casing and motor - Google Patents
Liquid cooling motor casing and motor Download PDFInfo
- Publication number
- CN205283314U CN205283314U CN201520730015.3U CN201520730015U CN205283314U CN 205283314 U CN205283314 U CN 205283314U CN 201520730015 U CN201520730015 U CN 201520730015U CN 205283314 U CN205283314 U CN 205283314U
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- Prior art keywords
- machine shell
- inner ring
- shell inner
- cooling
- cooling passage
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Abstract
The utility model relates to a liquid cooling motor casing and motor belongs to motor technical field. This liquid cooling motor casing includes casing inner circle, casing outer lane and is used for the but cooling passage crossed of liquid stream of cooling by what casing inner circle and the outer corral of casing became, its characterized in that, be provided with the vortex body in the cooling passage. The utility model discloses a set up the vortex body at the casing inner circle of the electrode shell body or the annular groove bottom of casing outer lane, improved the radiating efficiency.
Description
Technical field
The utility model relates to a kind of liquid cooling electric machine casing and motor, belongs to technical field of motors.
Background technology
Along with the development of new forms of energy economy, new-energy automobile receives unprecedented concern, and electromobile wherein, except environmental protection and energy saving, also has the advantages such as comfortable property height, noise be little. Owing to interior space is limited, this just requires that the drive-motor of power truck constantly to be reduced volume and increase power density simultaneously, and this has higher requirement also to the thermal diffusivity of drive-motor.
The structure of common liquid cooling motor case is as shown in Figure 1, the front end end cover 1 comprising machine shell 3 and be connected with machine shell and rear end cap 7, machine shell 3 is wherein provided with water-in 4 and water outlet 5, machine shell 3 is processed with axial tank 2, front end end cover and rear end cover and are provided with diversion trench 6, the axial tank that one end of each axial tank is adjacent by the diversion trench on front end end cover communicates, and another axial tank that the diversion trench that its other end is covered by rear end is adjacent communicates. Cooling fluid enters axial tank from water-in and flows to end cap, and by the diversion trench on end cap, cooling fluid imports next axial tank, and constantly advances to water outlet and flow out and taken away by heat. Axis tank is connected by this kind of motor by end cap, it is achieved making full use of of cooling fluid. But needing to process diversion trench on end cap, and the joint portion of end cap and machine shell needs to carry out anti-water-lute, processing request is higher, and the efficiency comparison that dispels the heat is low.
For overcoming the problems referred to above, the Chinese invention patent (Shen Qing Publication day is on January 15th, 2014) that application publication number is CN103516138A discloses a kind of water-cooled motor cooling water channel, comprise water-in 8, water outlet 9 and the multiple annular water tanks 10 being arranged on machine shell inner ring, the spaced certain distance of annular water tank, and the axial distribution along motor case, it is connected by connectivity slot 11 between adjacent annular water tank, stagger between adjacent connectivity slot certain distance, the position of connectivity slot is provided with tank block 12, annular water tank and connectivity slot is made jointly to form one continuously, complete passage, each annular water tank head and the tail are connected by this passage, make the current can only along this passage uniflux. annular water tank and connectivity slot on this kind of motor are easy to process, are convenient to sealing, and heat radiation efficiency is higher. but the existence due to water channel point angle, can cause water impact loss and eddy-current loss, and cooling fluid is easy to occur causing heat exchanger effectiveness to reduce by laminar flow near heat exchange surface in annular water tank.
Practical novel content
The purpose of this utility model is the liquid cooling electric machine casing providing a kind of heat exchanger effectiveness high. The purpose of this utility model also is to provide a kind of motor using above-mentioned liquid cooling electric machine casing.
In order to realize above object, the technical scheme of liquid cooling electric machine casing of the present utility model is as follows:
A kind of liquid cooling electric machine casing, the cooling passage being used for flowing through for cooling fluid comprising machine shell inner ring, machine shell outer ring and surrounding by machine shell inner ring and machine shell outer ring, is provided with turbulent in described cooling passage.
Cooling fluid stream can be broken up by turbulent, avoids laminar flow occur, and described turbulent is the turbulence columns being evenly distributed on described cooling passage inwall. It can also be interceptor.
Described machine shell inner ring is provided with annular recesses, the bottom of described annular recesses is fixedly installed the shunting muscle extended along machine shell inner ring circumference, described annular recesses is separated and is formed a cooling passage by described shunting muscle, described shunting muscle comprise more than two along the spaced annular boss in machine shell inner ring axis direction, annular boss has square breach, annular boss has the feed-water end being positioned at square breach side and is positioned at the water side of square another side of breach, oblique muscle it is connected with between the water side of each annular boss with the feed-water end of adjacent annular boss. cooling fluid in each liquid road can be imported adjacent next liquid road by oblique muscle, it is achieved the head and the tail in liquid road are connected.
The two ends of machine shell outer ring are respectively arranged with the fluid inlet and liquid outlet that communicate with described cooling passage, and the axis of described fluid inlet and the axis of liquid outlet are all tangent with the periphery of machine shell inner ring. Cooling fluid can be made so smoothly to enter cooling channel, avoid impact and eddy current.
The technical scheme of motor of the present utility model is as follows:
A kind of motor, comprise liquid cooling electric machine casing, the cooling passage being used for flowing through for cooling fluid that described liquid cooling electric machine casing comprises machine shell inner ring, machine shell outer ring and surrounds by machine shell inner ring and machine shell outer ring, it is characterised in that, described cooling passage is provided with turbulent.
Cooling fluid stream can be broken up by turbulent, avoids laminar flow occur, and described turbulent is the turbulence columns being evenly distributed on described cooling passage inwall. It can also be interceptor.
Described machine shell inner ring is provided with annular recesses, the bottom of described annular recesses is fixedly installed the shunting muscle extended along machine shell inner ring circumference, described annular recesses is separated and is formed a cooling passage by described shunting muscle, described shunting muscle comprise more than two along the spaced annular boss in machine shell inner ring axis direction, annular boss has square breach, annular boss has the feed-water end being positioned at square breach side and is positioned at the water side of square another side of breach, oblique muscle it is connected with between the water side of each annular boss with the feed-water end of adjacent annular boss. cooling fluid in each liquid road can be imported adjacent next liquid road by oblique muscle, it is achieved the head and the tail in liquid road are connected.
The two ends of machine shell outer ring are respectively arranged with the fluid inlet and liquid outlet that communicate with described cooling passage, and the axis of described fluid inlet and the axis of liquid outlet are all tangent with the periphery of machine shell inner ring. Cooling fluid can be made so smoothly to enter cooling channel, avoid impact and eddy current.
The utility model by arranging turbulent in the cooling passage of electrode shell, add the contact area of electric machine casing and cooling fluid on the one hand, improve heat radiation efficiency, cooling fluid stream can be broken up by turbulent on the other hand, avoid the laminar flow effect that cooling fluid and annular recesses contact surface place occur, obtain good Flow Field Distribution, it is to increase rate of heat exchange and heat radiation efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of liquid cooling motor case of the prior art;
Fig. 2 is the structural representation of a kind of water-cooled motor water channel of the prior art;
Fig. 3 is the structural representation of the machine shell inner ring of the embodiment of motor of the present utility model;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is the side-view of Fig. 3;
Fig. 6 is the structural representation of the electric machine casing of the embodiment of motor of the present utility model;
Fig. 7 is the side-view of Fig. 6;
Fig. 8 is the structural representation of the machine shell inner ring of another embodiment of motor of the present utility model;
Fig. 9 is the vertical view of Fig. 8;
Figure 10 is the side-view of Fig. 8.
Embodiment
The embodiment of motor of the present utility model:
As shown in fig. 3 to 7, motor of the present utility model comprises liquid cooling electric machine casing, the machine shell outer ring 201 that liquid cooling electric machine casing comprises machine shell inner ring 101 and is set in outside machine shell inner ring, machine shell inner ring is provided with annular recesses 102, defining the annular cooling chamber for holding cooling fluid like this between machine shell inner ring and machine shell outer ring, the two ends of machine shell outer ring are respectively arranged with the fluid inlet 202 and liquid outlet 203 that communicate with annular cooling chamber. Cooling fluid can be the cooling liqs such as water, cooling oil.
The bottom welding of the annular recesses on machine shell inner ring connects or is wholely set the shunting muscle for annular recesses is separated into coolant flow passage, shunting muscle comprises three along the even spaced annular boss 103 in machine shell inner ring axis direction, annular boss is identical with the degree of depth of annular recesses along the height in machine shell inner ring radial direction, and annular recesses be divide into four Tiao Ye roads by three annular boss. Each annular boss has a square breach in the position near water-in, the square breach of all annular boss constitutes the square three-way groove extended along machine shell inner ring axial direction due, and each annular boss is separated and make annular boss have the feed-water end being in square three-way groove side and be in the water side of another side of square three-way groove by square three-way groove. What the water side of each annular boss was adjacent is connected with oblique muscle 104 from fluid inlet between the feed-water end of next annular boss in liquid outlet direction, the afterbody in each Tiao Ye road is connected with the stem in next Tiao Ye road, annular recesses has been separated to form a complete cooling passage by annular boss together with oblique muscle, this cooling passage one end is connected with fluid inlet, and the other end is connected with liquid outlet.
In machine shell bottom cooling passage, ring outer wall is welded to connect turbulent, in the present embodiment, turbulent is the turbulence columns 105 with column structure, every two of turbulence columns is one group, two turbulence columns in each group are arranged along interval, machine shell inner ring axis direction, and the bearing of trend along cooling passage is evenly intervally distributed with organizes turbulence columns more. Described turbulence columns be less than annular boss at the height that this side up along the height in machine shell inner ring radial direction, in the present embodiment, the height of turbulence columns is 1/5th of annular boss height.
Fluid inlet on machine shell outer ring is the input duct extended along excircle tangent line direction, machine shell outer ring, the axis of input duct and the excircle of machine shell outer ring are tangent, liquid outlet is contrary with the direction of fluid inlet, liquid outlet is the fluid pipeline extended along excircle tangent line direction, machine shell outer ring, the axis of fluid pipeline and the excircle of machine shell outer ring are tangent, like this, cooling fluid from fluid inlet enter annular cooling chamber and from annular cooling chamber out time can smooth flow, reduce resistance, ensure that coolant flow is more smooth and easy.
Liquid cooling electric machine casing of the present utility model is in use, machine shell outer ring sleeve is located on machine shell inner ring, the inwall of machine shell outer ring coordinates formation annular cooling chamber with the annular recesses of machine shell inner ring, cooling fluid is injected annular cooling chamber from fluid inlet, flowing in the cooling passage that cooling fluid is formed at shunting muscle and annular recesses, turbulence columns is except increasing heat radiation area, can also play and cooling fluid stream is broken up, avoid the effect of laminar flow, cooling fluid flows out from liquid outlet, and heat is taken away the cooling heat dissipation realizing motor.
In other embodiments of liquid cooling electric machine casing of the present utility model, as seen in figs. 8-10, turbulent is integrated the interceptor 106 with tabular structure being arranged in the machine shell bottom cooling passage on ring outer wall, interceptor setting parallel with the bearing of trend of annular boss, four Tiao Ye roads respectively have an interceptor, interceptor is continuous print, equal with the length of annular boss along the length in machine shell inner ring excircle direction, not arranging interceptor on liquid road between two oblique muscle, the height of interceptor is 1/5th of annular boss height.
In other embodiments, interceptor can also be set to discontinuous, evenly spaced apart along machine shell inner ring excircle direction. In other embodiments, distribute in each Tiao Ye road two parallel interceptors, and two interceptor intervals on machine shell inner ring axis direction are arranged.
In other embodiments, turbulence columns or interceptor can be arranged on the sidewall of annular recesses or shunting muscle.
In other embodiments, machine shell inner ring can use machine shell inner ring of the prior art, and cooling passage is also cooling passage of the prior art, arranges turbulence columns or interceptor bottom cooling passage.
In other embodiments, annular recesses and shunting muscle are arranged on the inwall of machine shell outer ring.
In other embodiments, shunting muscle is a continuous print spiral bar, and bottom annular recesses, solderless wrapped connection mouth inner ring excircle extends and annular recesses is separated into complete, a continuous print cooling passage. In other embodiments, spiral bar is two spiral bars being set up in parallel, and annular recesses is separated into two cooling passages extended in parallel side by side like this.
In other embodiments, the axis of fluid inlet and liquid outlet extends along machine shell inner ring radial direction, to facilitate processing.
In other embodiments, the height of turbulence columns can be equal with the height of annular boss.
The structure of the liquid cooling electric machine casing in the embodiment of liquid cooling electric machine casing of the present utility model and the embodiment of above-mentioned motor is completely the same, repeats no longer one by one herein. In addition, the alternative of the various liquid cooling electric machine casings in the embodiment of above-mentioned motor is also all applicable to the embodiment of liquid cooling electric machine casing of the present utility model.
Claims (8)
1. a liquid cooling electric machine casing, the cooling passage being used for flowing through for cooling fluid comprising machine shell inner ring (101), machine shell outer ring (201) and surrounding by machine shell inner ring and machine shell outer ring, it is characterised in that, described cooling passage is provided with turbulent;
Described turbulent is the turbulence columns (105) being evenly distributed on described cooling passage inwall.
2. a liquid cooling electric machine casing, the cooling passage being used for flowing through for cooling fluid comprising machine shell inner ring (101), machine shell outer ring (201) and surrounding by machine shell inner ring and machine shell outer ring, it is characterised in that, described cooling passage is provided with turbulent; Described turbulent is interceptor (106);
Described interceptor is set to discontinuous, evenly spaced apart along machine shell inner ring excircle direction.
3. liquid cooling electric machine casing as claimed in claim 1 or 2, it is characterized in that, described machine shell inner ring is provided with annular recesses (102), the bottom of described annular recesses is fixedly installed the shunting muscle extended along machine shell inner ring circumference, described annular recesses is separated and is formed a cooling passage by described shunting muscle, described shunting muscle comprise more than two along the machine spaced annular boss in shell inner ring axis direction (103), annular boss has square breach, annular boss has the feed-water end being positioned at square breach side and is positioned at the water side of square another side of breach, oblique muscle (104) it is connected with between the water side of each annular boss with the feed-water end of adjacent annular boss.
4. liquid cooling electric machine casing as claimed in claim 1 or 2, it is characterized in that, the two ends of machine shell outer ring be respectively arranged with the fluid inlet (202) communicated with described cooling passage and liquid outlet (203), the axis of described fluid inlet and the axis of liquid outlet all tangent with the periphery of machine shell inner ring.
5. a motor, comprise liquid cooling electric machine casing, it is characterized in that, the cooling passage being used for flowing through for cooling fluid that described liquid cooling electric machine casing comprises machine shell inner ring (101), machine shell outer ring (201) and surrounds by machine shell inner ring and machine shell outer ring, it is characterized in that, described cooling passage is provided with turbulent;
Described turbulent is the turbulence columns (105) being evenly distributed on described cooling passage inwall.
6. a motor, comprise liquid cooling electric machine casing, it is characterized in that, the cooling passage being used for flowing through for cooling fluid that described liquid cooling electric machine casing comprises machine shell inner ring (101), machine shell outer ring (201) and surrounds by machine shell inner ring and machine shell outer ring, it is characterized in that, described cooling passage is provided with turbulent; Described turbulent is interceptor (106);
Described interceptor is set to discontinuous, evenly spaced apart along machine shell inner ring excircle direction.
7. motor as described in claim 5 or 6, it is characterized in that, described machine shell inner ring is provided with annular recesses (102), the bottom of described annular recesses is fixedly installed the shunting muscle extended along machine shell inner ring circumference, described annular recesses is separated and is formed a cooling passage by described shunting muscle, described shunting muscle comprise more than two along the machine spaced annular boss in shell inner ring axis direction (103), annular boss has square breach, annular boss has the feed-water end being positioned at square breach side and is positioned at the water side of square another side of breach, oblique muscle (104) it is connected with between the water side of each annular boss with the feed-water end of adjacent annular boss.
8. motor as described in claim 5 or 6, it is characterized in that, the two ends of machine shell outer ring be respectively arranged with the fluid inlet (202) communicated with described cooling passage and liquid outlet (203), the axis of described fluid inlet and the axis of liquid outlet all tangent with the periphery of machine shell inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520730015.3U CN205283314U (en) | 2015-09-18 | 2015-09-18 | Liquid cooling motor casing and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520730015.3U CN205283314U (en) | 2015-09-18 | 2015-09-18 | Liquid cooling motor casing and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205283314U true CN205283314U (en) | 2016-06-01 |
Family
ID=56067848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520730015.3U Expired - Fee Related CN205283314U (en) | 2015-09-18 | 2015-09-18 | Liquid cooling motor casing and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205283314U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207398A (en) * | 2015-09-18 | 2015-12-30 | 郑州宇通客车股份有限公司 | Liquid cooling motor shell and motor |
| CN106505791A (en) * | 2016-11-25 | 2017-03-15 | 长沙汽电汽车零部件有限公司 | Motor, electric machine controller, reducing gear integral structure |
| CN106849466A (en) * | 2016-12-13 | 2017-06-13 | 高邮市高农机械配件有限公司 | The built-in cooling water channel structure of onboard power electric machine casing and encapsulating method |
| CN108574376A (en) * | 2017-03-13 | 2018-09-25 | 舍弗勒技术股份两合公司 | Hub drive and its cooling jacket |
| CN109045560A (en) * | 2018-08-22 | 2018-12-21 | 文立琴 | A kind of heat radiating type Ho La hoop |
| CN109690918A (en) * | 2016-09-21 | 2019-04-26 | Zf 腓德烈斯哈芬股份公司 | Electric drive unit with coolant jacket |
| CN116073740A (en) * | 2023-04-06 | 2023-05-05 | 北京牧风科技有限公司 | Control method and control system for high-speed motor |
-
2015
- 2015-09-18 CN CN201520730015.3U patent/CN205283314U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207398A (en) * | 2015-09-18 | 2015-12-30 | 郑州宇通客车股份有限公司 | Liquid cooling motor shell and motor |
| CN109690918A (en) * | 2016-09-21 | 2019-04-26 | Zf 腓德烈斯哈芬股份公司 | Electric drive unit with coolant jacket |
| CN109690918B (en) * | 2016-09-21 | 2021-10-19 | Zf 腓德烈斯哈芬股份公司 | Electric drive unit with cooling jacket |
| CN106505791A (en) * | 2016-11-25 | 2017-03-15 | 长沙汽电汽车零部件有限公司 | Motor, electric machine controller, reducing gear integral structure |
| CN106505791B (en) * | 2016-11-25 | 2024-01-02 | 长沙汽电汽车零部件有限公司 | Motor, motor controller and speed reducing mechanism integrated structure |
| CN106849466A (en) * | 2016-12-13 | 2017-06-13 | 高邮市高农机械配件有限公司 | The built-in cooling water channel structure of onboard power electric machine casing and encapsulating method |
| CN108574376A (en) * | 2017-03-13 | 2018-09-25 | 舍弗勒技术股份两合公司 | Hub drive and its cooling jacket |
| CN108574376B (en) * | 2017-03-13 | 2022-04-08 | 舍弗勒技术股份两合公司 | Hub driver and cooling water jacket thereof |
| CN109045560A (en) * | 2018-08-22 | 2018-12-21 | 文立琴 | A kind of heat radiating type Ho La hoop |
| CN116073740A (en) * | 2023-04-06 | 2023-05-05 | 北京牧风科技有限公司 | Control method and control system for high-speed motor |
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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: 20160601 Termination date: 20190918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |