CN207994795U - Motor and fluid-cooled electrical machine casing - Google Patents
Motor and fluid-cooled electrical machine casing Download PDFInfo
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- CN207994795U CN207994795U CN201721882125.7U CN201721882125U CN207994795U CN 207994795 U CN207994795 U CN 207994795U CN 201721882125 U CN201721882125 U CN 201721882125U CN 207994795 U CN207994795 U CN 207994795U
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- cooling liquid
- shell
- stator
- motor
- liquid outlet
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Abstract
The utility model is related to a kind of motor and fluid-cooled electrical machine casings, motor includes fluid-cooled electrical machine casing, the fluid-cooled electrical machine casing includes shell and the stator that is arranged in shell, the peripheral surface sealing of the inner walls and stator with merges besieged city for coolant liquid by annular housing, the cooling liquid inlet and cooling liquid outlet of connection annular housing and the external world are equipped at intervals on the shell.Coolant liquid is entered by cooling liquid inlet in the annular housing that inner walls are formed with stator peripheral surface, and then directly carries out heat exchange with stator, and the coolant liquid after the completion of heat exchange is flowed out by the cooling liquid outlet of electric machine casing, and motor heat is taken away.Cooling structure is simple, easy to process；Coolant liquid directly carries out heat exchange with stator, can fully take away the heat that motor generates, heat exchange is abundant.Solve that cooling device existing in the prior art is complicated, the insufficient problem of heat exchange between cooling water and motor.
Description
Technical field
The utility model is related to a kind of motor and fluid-cooled electrical machine casings.
Background technology
It will produce heat when motor operation, if the overall performance of motor will be influenced not in time by heat shedding, thus it is big
It is equipped with recirculated cooling water mostly on motor or oil cools down motor.It includes one to use the motor of circulating water in the market
The dedicated water tank for being placed in outside motor, water tank are connected by the different parts of multiple water pipes and motor to realize motor not
With the cooling at position.It is this in such a way that coolant duct carries out motor cooling, recirculated water by pipeline and motor case into
Row heat exchange haves the shortcomings that heat exchange is insufficient and complicated.
Utility model content
The purpose of this utility model is to provide a kind of motors, multiple to solve cooling device structure existing in the prior art
It is miscellaneous, the insufficient problem of heat exchange between cooling water and motor；The purpose of this utility model, which also resides in, provides a kind of fluid-cooled electrical machine
Casing and stator.
To achieve the above object, the technical solution of the motor of the utility model is：
Technical solution 1：Motor includes fluid-cooled electrical machine casing, and the fluid-cooled electrical machine casing includes shell and is arranged in shell
Stator, the peripheral surface sealing of the inner walls and stator with merges encircle a city for coolant liquid by annular housing, the shell
Connection annular housing and extraneous cooling liquid inlet and cooling liquid outlet are equipped at intervals on body.Coolant liquid by cooling liquid inlet into
Enter in the annular housing that inner walls are formed with stator peripheral surface, and then directly carry out heat exchange with stator, after the completion of heat exchange
Coolant liquid by electric machine casing cooling liquid outlet flow out, motor heat is taken away.Cooling structure is simple, easy to process；It is cooling
Liquid directly carries out heat exchange with stator, can fully take away the heat that motor generates, heat exchange is abundant.It solves in the prior art
Existing cooling device is complicated, the insufficient problem of heat exchange between cooling water and motor.
Technical solution 2：On the basis of technical solution 1, the inner walls are equipped with housing groove, the housing groove
The peripheral surface of cell wall and stator surrounds the annular housing.Groove, groove and stator periphery only need to be processed in inner walls
Face surrounds annular housing, simple in structure, easy to process.
Technical solution 3：On the basis of technical solution 1 or 2, cooling liquid outlet connector is equipped at the cooling liquid outlet,
Cooling liquid inlet connector is equipped at cooling liquid inlet.Facilitate coolant pipe by cooling liquid inlet connector, cooling liquid outlet connector
The connection in road and shell.
Technical solution 4：On the basis of technical solution 1 or 2, the cooling liquid outlet and cooling liquid inlet are separately positioned on
The upper side and lower side of shell.The installation position of cooling liquid inlet and cooling liquid outlet can guarantee in annular housing by cooling liquid stream
It crosses, heat dissipation is uniform.
Technical solution 5：On the basis of technical solution 4, the cooling liquid outlet and cooling liquid inlet are arranged at shell
Centre position.The heat in motor centre position least easily sheds, and cooling liquid inlet and cooling liquid outlet are arranged at shell
Centre position can guarantee that shell is fully cooled.
To achieve the above object, the technical solution of the fluid-cooled electrical machine casing of the utility model is：
Technical solution 1：Fluid-cooled electrical machine casing includes shell, and the inner walls are equipped with housing groove, inner walls tool
The peripheral surface sealing cooperation of the stator with installation inside housings is useful for so that the cell wall of the housing groove is surrounded with stator
For coolant liquid by annular housing housing seal mating part, be equipped at intervals on the shell for be connected to annular housing with
Extraneous cooling liquid inlet and cooling liquid outlet.
Technical solution 2：On the basis of technical solution 1, cooling liquid outlet connector is equipped at the cooling liquid outlet, it is cooling
Liquid entrance is equipped with cooling liquid inlet connector.
Technical solution 3：On the basis of technical solution 1 or 2, the cooling liquid outlet and cooling liquid inlet are separately positioned on
The upper side and lower side of shell.
Technical solution 4：On the basis of technical solution 3, the cooling liquid outlet and cooling liquid inlet are arranged at shell
Centre position.
To achieve the above object, the technical solution of the stator of the utility model is：
Technical solution 1：Stator, stator peripheral surface are equipped with stator groove, and stator peripheral surface has for close with inner walls
Envelope coordinate so that cell wall and the inner walls of stator groove surround for coolant liquid by annular housing seal stator auxiliary section
Point.
The utility model has the beneficial effects that：Setting and the peripheral surface of stator cooperatively form the recessed of annular housing on shell
Slot, coolant liquid flow through annular housing and are cooled down to motor, and coolant liquid directly and stator contact, can make coolant liquid abundant with motor
Carry out heat exchange；In addition, shell structure is simple, it is easy to process.Further, cooling liquid outlet and cooling liquid inlet are respectively set
In shell the upper side and lower side, and position between being arranged in the housing, it is ensured that coolant liquid flows through each position of annular housing, fully right
Motor radiates；Further, cooling liquid outlet connector is equipped at cooling liquid outlet, be equipped at cooling liquid inlet coolant liquid into
Mouth connector, facilitates the connection of coolant duct.
Description of the drawings
Fig. 1 is the structural schematic diagram of the specific embodiment one of the motor of the utility model；
Fig. 2 is the structural schematic diagram of the specific embodiment two of the motor of the utility model；
Fig. 3 is the structural schematic diagram of the specific embodiment three of the motor of the utility model；
Fig. 4 is the structural schematic diagram of the specific embodiment four of the motor of the utility model；
Fig. 5 is the structural schematic diagram of the specific embodiment five of the motor of the utility model；
In figure：1- shells, 2- stators, 3- annular housings, 4- cooling liquid outlets, 5- cooling liquid inlets, 20- stators, 30- rings
Shape cavity, 40- cooling liquid outlets, 50- cooling liquid inlets, 31- annular housings, 41- cooling liquid outlets, 51- cooling liquid inlets.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment one of the motor of the utility model, as shown in Figure 1, motor includes fluid-cooled electrical machine casing, liquid cooling electricity
Machine casing includes shell 1 and the stator 2 that is arranged in shell 1, and in order to be fully cooled to motor, 1 inner wall of shell is equipped with shell
Body groove, the cell wall of housing groove and the peripheral surface of stator 2 surround for coolant liquid by annular housing 3.In addition, on shell 1
It is equipped at intervals with connection annular housing 3 and extraneous cooling liquid inlet 5 and cooling liquid outlet 4.In order to allow coolant liquid to flow through ring
Each position of shape cavity, fully cools down motor, and the setting of cooling liquid outlet 4 in the present embodiment is in 1 upside of shell, cooling
The setting of liquid import 5 is in 1 downside of shell.In other embodiments, cooling liquid inlet may be provided on the upside of shell, while coolant liquid goes out
Mouth is arranged on the downside of shell；Cooling liquid inlet and cooling liquid outlet also other positions of the space set in shell.In view of electricity
The heat at machine center least easily sheds, and the cooling liquid inlet 5 and cooling liquid outlet 4 in the present embodiment are arranged in shell 1
Between position.Cooling liquid inlet may be provided at side of the shell close to electric motor end cap in other embodiments；Cooling liquid outlet also may be used
The side close to electric motor end cap in shell is set.To increase the leakproofness for the annular housing 3 that shell 1 is formed with stator 2, this implementation
Annular housing 3 in example is less than the length of stator 2 along the length of shell axis direction.Coolant liquid in the present embodiment is cooling
Water for the cooling water corrosion stator 2 for avoiding flowing through in annular housing 3, while increasing the insulation performance of stator 2, in the present embodiment
2 peripheral surface of stator be made of epoxide resin material.In other embodiments, coolant liquid can be other coolings Jie such as cooling oil
Matter；Stator can also be made of insulating materials such as plastics.
For convenience of the connection of coolant duct and shell 1, cooling liquid inlet connector, coolant liquid are equipped at cooling liquid inlet 5
It exports and is equipped with cooling liquid outlet connector at 4.In other embodiments, cooling liquid inlet connector can be not provided with and cooling liquid outlet connects
Head.Cooling liquid inlet 5 is flowed by the cooling liquid inlet 5 of 1 downside of shell in annular housing 3 in cooling water, in cooling water under
Annular housing 3 is flowed through on and, while carrying out heat exchange with electric machine casing 1 and stator 2, and last coolant liquid is cold by 1 upside of shell
But 4 outflow of liquid outlet, the heat that motor generates is taken away.Setting and the peripheral surface of stator coordinate to form annular chamber on shell
The housing groove of body, cooling water flow through direct pair of annular housing and carry out heat exchange with stator and shell, motor heat is taken away.Separately
Outside, only housing groove need to be processed on original shell, is not required to increase cooling device in hull outside, electricity can be effectively reduced
Body accumulates, and shell structure is simple, easy to process.Cooling liquid outlet and cooling liquid inlet are separately positioned on shell the upper side and lower side,
And position between setting in the housing, it is ensured that coolant liquid flows through each position of annular housing, fully radiates to motor.Annular
The length of cavity is less than the length of stator, and stator is made of epoxy resin, ensure that the leakproofness of annular housing, ensures motor
The safety of operation.It is complicated to solve cooling device existing in the prior art, heat exchange is not between cooling water and motor
Abundant problem.
The specific embodiment two of the motor of the utility model, compared with the specific embodiment one of the motor of the utility model,
It differs only in：As shown in Fig. 2, the annular housing 30 in the present embodiment is equal to the length of stator 20 along the length of shell axis direction
Degree.
The specific embodiment three of the motor of the utility model, compared with the specific embodiment one of the motor of the utility model,
It differs only in：As shown in figure 3, the cooling liquid inlet 50 and cooling liquid outlet 40 in the present embodiment are respectively along shell axis direction
It is arranged at different ends.
The specific embodiment four of the motor of the utility model, compared with the specific embodiment one of the motor of the utility model,
It differs only in：As shown in figure 4, the stator in the present embodiment is equipped with stator groove, the cell wall and shell of the stator groove
Surround for coolant liquid by annular housing 31.
The specific embodiment five of the motor of the utility model, compared with the specific embodiment one of the motor of the utility model,
It differs only in：As shown in figure 5, connector, shell is not arranged at cooling liquid inlet 51 and cooling liquid outlet 41 in the present embodiment
It is equipped with helicitic texture at the cooling liquid inlet 51 and cooling liquid outlet 41 of body, coolant duct is connected through a screw thread with shell.
The specific embodiment of the fluid-cooled electrical machine casing of the utility model, the fluid-cooled electrical machine casing in the present embodiment and above-mentioned electricity
Any one of fluid-cooled electrical machine casing structure is identical in the specific embodiment one to embodiment five of machine, repeats no more.
The specific embodiment of the stator of the utility model, the specific embodiment four of stator and above-mentioned motor in the present embodiment
Described in stator structure it is identical, repeat no more.
Claims (8)
1. motor, including fluid-cooled electrical machine casing, the fluid-cooled electrical machine casing includes shell and the stator that is arranged in shell, special
Sign is that the peripheral surface sealing cooperation of the inner walls and stator, the inner walls are equipped with housing groove, the housing groove
Cell wall and stator peripheral surface surround for coolant liquid by annular housing, be equipped at intervals with connection annular housing on the shell
With extraneous cooling liquid inlet and cooling liquid outlet.
2. motor according to claim 1, characterized in that cooling liquid outlet connector is equipped at the cooling liquid outlet, it is cold
But liquid entrance is equipped with cooling liquid inlet connector.
3. motor according to claim 1, characterized in that the cooling liquid outlet and cooling liquid inlet are separately positioned on shell
The upper side and lower side of body.
4. motor according to claim 3, characterized in that the cooling liquid outlet and cooling liquid inlet are arranged at shell
Centre position.
5. fluid-cooled electrical machine casing, characterized in that including shell, the inner walls are equipped with housing groove, and inner walls have
Peripheral surface sealing for the stator with installation inside housings coordinates so that the cell wall of the housing groove surrounds confession with stator
Coolant liquid by annular housing housing seal mating part, be equipped at intervals on the shell for be connected to annular housing with it is outer
The cooling liquid inlet and cooling liquid outlet on boundary.
6. fluid-cooled electrical machine casing according to claim 5, characterized in that be equipped with cooling liquid outlet at the cooling liquid outlet
Connector is equipped with cooling liquid inlet connector at cooling liquid inlet.
7. fluid-cooled electrical machine casing according to claim 5 or 6, characterized in that the cooling liquid outlet and cooling liquid inlet
It is separately positioned on the upper side and lower side of shell.
8. fluid-cooled electrical machine casing according to claim 7, characterized in that the cooling liquid outlet and cooling liquid inlet are all provided with
It sets in the centre position of shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721882125.7U CN207994795U (en) | 2017-12-28 | 2017-12-28 | Motor and fluid-cooled electrical machine casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721882125.7U CN207994795U (en) | 2017-12-28 | 2017-12-28 | Motor and fluid-cooled electrical machine casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207994795U true CN207994795U (en) | 2018-10-19 |
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ID=63817327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721882125.7U Active CN207994795U (en) | 2017-12-28 | 2017-12-28 | Motor and fluid-cooled electrical machine casing |
Country Status (1)
| Country | Link |
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| CN (1) | CN207994795U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110112866A (en) * | 2019-06-17 | 2019-08-09 | 苏州百狮腾电气有限公司 | A kind of small screw compressor electric motor |
-
2017
- 2017-12-28 CN CN201721882125.7U patent/CN207994795U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110112866A (en) * | 2019-06-17 | 2019-08-09 | 苏州百狮腾电气有限公司 | A kind of small screw compressor electric motor |
| CN110112866B (en) * | 2019-06-17 | 2024-04-19 | 苏州百狮腾电气有限公司 | Small screw compressor motor |
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