CN218183146U - Oil-water mixed cooling structure, electric drive assembly and vehicle - Google Patents
Oil-water mixed cooling structure, electric drive assembly and vehicle Download PDFInfo
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- CN218183146U CN218183146U CN202222675960.0U CN202222675960U CN218183146U CN 218183146 U CN218183146 U CN 218183146U CN 202222675960 U CN202222675960 U CN 202222675960U CN 218183146 U CN218183146 U CN 218183146U
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Abstract
The utility model belongs to the technical field of electric drive assembly, specifically relate to an oil water mixes cold structure, electric drive assembly and vehicle, including oil inlet one, oil-out one and delivery port one that set up on the casing, oil inlet one, oil-out one communicate with the inside oil circuit of casing, delivery port one communicates with the water-cooling runner of casing, still include the heat exchanger, one side of heat exchanger is provided with oil-out two, oil inlet two and water inlet two, the heat exchanger is fixed to be set up on the casing, paste mutually between oil inlet one and oil-out two, oil-out one and oil inlet two, delivery port one and water inlet two and correspond the intercommunication; the water-cooling flow passage is directly connected with the heat exchanger, parts such as a connecting water pipe between the water-cooling flow passage and the heat exchanger are omitted, the cost of the electric drive assembly is reduced, and the peripheral size of the electric drive assembly is reduced, so that the occupied space required by the installation of the electric drive assembly is reduced, and the low-cost and small-space target of the electric drive assembly is favorably realized.
Description
Technical Field
The utility model belongs to the technical field of the electric drive assembly, specifically relate to a profit mixes cold structure, electric drive assembly and vehicle.
Background
With the continuous development of the new energy automobile industry, the pursuit of low quality, low cost, small space, high efficiency and the like of an electric drive assembly becomes the primary target of a whole automobile factory. In the electric drive assembly, the cooling mode of the motor has three modes of pure water cooling, oil-water mixed cooling and pure oil cooling, wherein the oil-water mixed cooling cools the motor through the combined action of oil and cooling water, the oil-water mixed cooling structure generally comprises an oil way, a water cooling runner, a heat exchanger (or a cooler) and the like, the oil way generally leads to the inside of the motor, two ends of the oil way are connected with two ends of a first heat exchange channel on the heat exchanger to form an oil way circulation structure, the water cooling runner is arranged on a motor shell, an external cooling water pipeline at one end of a water inlet of the water cooling runner is communicated, the other end of the water cooling runner is communicated with a second heat exchange channel on the heat exchanger, the other end of the second heat exchange channel is connected with a cooling water system of the vehicle, and due to the high temperature of the oil, the cooling water flowing through the motor shell exchanges heat with the oil in the heat exchanger, and flows back to the cooling water system of the vehicle after the temperature of the oil is reduced. In present profit mixes cold structure, heat exchanger and motor casing cooling water path connection adopt external water pipe mode to connect usually, and the delivery port in cooling water path is connected with the one end of water pipe promptly, and the other end of water pipe is connected with the cooling water entry in the heat exchanger, and this kind of external water piping connection's mode has increased spare parts such as pipeline, not only leads to the cost-push of electric drive assembly, still leads to the peripheral size increase of electric drive assembly to lead to the shared space increase of installation.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a can reduce electric drive assembly cost, reduce electric drive assembly space size's profit and mix cold structure, electric drive assembly and vehicle.
The utility model provides an profit mixes cold structure, including setting up oil inlet one, oil-out one and delivery port one on the casing, oil inlet one, oil-out one and the inside oil circuit intercommunication of casing, delivery port one and the water-cooling runner intercommunication of casing still include the heat exchanger, and one side of heat exchanger is provided with oil-out two, oil inlet two and water inlet two, the heat exchanger is fixed to be set up on the casing, paste mutually and correspond the intercommunication between oil inlet one and oil-out two, oil-out one and oil inlet two, delivery port one and the water inlet two.
Furthermore, a sealing ring is arranged between the heat exchanger and the shell.
Furthermore, the machine shell is provided with three annular grooves which are respectively and correspondingly positioned on the outer sides of the edges of the first oil inlet, the first oil outlet and the water outlet, and the number of the sealing rings is three and correspondingly arranged in the three annular grooves.
Furthermore, the shell is provided with a mounting table, the first oil inlet, the first oil outlet and the first water outlet are arranged on the surface of the mounting table, the heat exchanger is fixedly arranged on the mounting table, and one side, provided with the second oil outlet, the second oil inlet and the second water inlet, of the heat exchanger is attached to the surface of the mounting table.
Furthermore, the edge of the heat exchanger is provided with a mounting block, and the fixing piece penetrates through the mounting block to be connected with the mounting table.
Furthermore, the water cooling device also comprises a water jacket, wherein the water jacket is arranged on the inner wall of the machine shell, and the water cooling flow channel is arranged between the water jacket and the machine shell.
Furthermore, a water passing channel is arranged on the outer wall of the water jacket, and a water cooling flow channel is formed between the water passing channel and the inner wall of the shell.
Furthermore, a connecting channel is further arranged on the machine shell, and the first water outlet is communicated with the water-cooling flow channel through the connecting channel.
The utility model also provides an electric drive assembly is provided with foretell profit and mixes cold structure.
The utility model also provides a vehicle is provided with foretell electric drive assembly.
The beneficial effects of the utility model are that, through with oil-out two, two and the two settings of water inlet are in same one side of heat exchanger, when fixing the heat exchanger on the casing, oil inlet one and oil-out two, oil-out one and oil inlet two, can directly paste mutually and correspond the intercommunication between delivery port one and the water inlet two, thereby make water-cooling runner and heat exchanger lug connection, parts such as the connecting water pipe between water-cooling runner and the heat exchanger have been cancelled, reduce electric drive assembly cost, reduce the peripheral dimension of electric drive assembly, thereby reduce the required occupation space of electric drive assembly installation, do benefit to the low cost of realizing the electric drive assembly, the target in little space.
Drawings
Fig. 1 is a schematic structural diagram of a first viewing angle of the present invention.
Fig. 2 is a schematic structural diagram of a second viewing angle of the present invention.
Fig. 3 is a schematic structural diagram of the housing of the present invention.
Fig. 4 is a schematic structural diagram of the heat exchanger of the present invention.
Fig. 5 is a schematic structural diagram of the water jacket of the present invention.
Fig. 6 is a cross-sectional view of the present invention.
In the figure, 1-housing; 11-oil inlet I; 12-oil outlet I; 13-water outlet I; 14-water inlet I; 15-water cooling flow channel; 16-an annular groove; 17-a mounting table; 18-a connecting channel; 2-a heat exchanger; 21-oil outlet II; 22-oil inlet II; 23-water inlet II; 24-water outlet II; 3-water jacket; 31-water passing channel.
Detailed Description
As shown in the accompanying drawings 1-6, the utility model provides an oil-water changes and mixes cold structure, including setting up oil inlet 11, oil-out 12, delivery port 13 and water inlet 14 on casing 1, oil inlet 11, oil-out 12 and the inside oil circuit intercommunication of casing 1, delivery port 13 is connected with 15 one end of the water-cooling runner of casing 1, and water inlet 14 communicates with the other end of water-cooling runner 15, and wherein casing 1 is the main casing body of motor in the electric drive assembly.
The utility model discloses still include heat exchanger 2, one side of heat exchanger 2 is provided with oil-out two 21, oil inlet two 22 and water inlet two 23, and oil-out two 21, oil inlet two 22 and water inlet two 23 set up on same one side of heat exchanger 2 promptly, lie in to be provided with delivery port two 24 on heat exchanger 2's the opposite side the utility model discloses in, heat exchanger 2 is fin heat exchanger, and inside has first heat transfer passageway and second heat transfer passageway, and oil-out two 21 and oil inlet two 22 are the both ends of first heat transfer passageway, and water inlet two 23 and delivery port two 24 are the both ends of second heat transfer passageway. The heat exchanger 2 is fixedly arranged on the machine shell 1, and one side of the heat exchanger 2, which is provided with the oil outlet II 21, the oil inlet II 22 and the water inlet II 23, faces to an area of the machine shell 1, which is provided with the oil inlet I11, the oil outlet I12 and the water outlet I13, and is attached to the area, so that the oil inlet I11 is attached to, aligned with and communicated with the oil outlet II 21, the oil outlet I12 is attached to, aligned with and communicated with the oil inlet II 22, and the water outlet I13 is attached to, aligned with and communicated with the water inlet II 23.
The oil that flows through the inside oil circuit of casing 1 gets into in the first heat transfer passageway of heat exchanger 2 along oil inlet two 22 from oil-out one 12, and external cooling water gets into the water-cooling runner 15 on the casing 1 through water inlet one 14, takes away the heat of casing 1, and the cooling water that flows out from water-cooling runner 15 then gets into in the second heat transfer passageway of heat exchanger 2 along water inlet two 23 through delivery port one 13, because the temperature of oil is higher than the cooling water temperature, oil and cooling water carry out the heat exchange in heat exchanger 2, the oil heat is walked to the cooling water, cool down it. The oil liquid after heat exchange enters the oil circuit in the machine shell 1 again through the oil outlet II 21 along the oil inlet I11, and the cooling water after heat exchange flows back to a cooling water system of the vehicle through the water outlet 24.
The utility model discloses a with oil-out two 21, two 22 and two 23 settings of water inlet are in same one side of heat exchanger 2 on, when fixing heat exchanger 2 on casing 1, oil inlet 11 and oil-out two 21, oil-out one 12 and two 22 of oil inlet, can directly paste mutually and correspond the intercommunication between delivery port 13 and the two 23 water inlets, thereby make water- cooling runner 15 and 2 lug connection of heat exchanger, parts such as the water pipe of being connected between water-cooling runner 15 and the heat exchanger 2 have been cancelled, reduce electric drive assembly cost, reduce the peripheral size of electric drive assembly, thereby reduce the required occupation space of electric drive assembly installation, do benefit to the low cost of realizing the electric drive assembly, the target in little space.
The utility model discloses in, be provided with the sealing washer between heat exchanger 2 and the casing 1, improve the leakproofness between oil inlet 11 and oil-out two 21, between oil-out 12 and oil inlet two 22, between delivery port 13 and the water inlet two 23, avoid taking place cooling water or fluid and reveal.
The three sealing rings are correspondingly arranged in the three annular grooves 16, the heat exchanger 2 is fixedly arranged on the machine shell 1, and the sealing rings are compressed by the heat exchanger 2 towards one side of the machine shell 1.
As shown in fig. 3, a mounting table 17 is arranged on the machine shell 1, the surface of the mounting table 17 is a plane, and the oil inlet one 11, the oil outlet one 12 and the water outlet one 13 are arranged on the surface of the mounting table 17. As shown in fig. 4, one side of the heat exchanger 2, which is provided with the second oil outlet 21, the second oil inlet 22 and the second water inlet 23, is a plane, the heat exchanger 2 is fixedly arranged on the mounting table 17, and one side of the heat exchanger 2, which is provided with the second oil outlet 21, the second oil inlet 22 and the second water inlet 23, is attached to the surface of the mounting table 17, so that the first oil inlet 11 and the second oil outlet 21, the first oil outlet 12 and the second oil inlet 22, and the first water outlet 13 and the second water inlet 23 are attached to each other and correspondingly communicated with each other.
In order to fix the heat exchanger 2, as shown in fig. 4, an installation block is transversely arranged at the edge of the heat exchanger 2, a through hole is formed in the installation block, a bolt is used as a fixing piece, and the fixing piece penetrates through the through hole in the installation block and is in threaded connection with the installation platform 17 to fix the heat exchanger 2.
The utility model discloses still include water jacket 3, water jacket 3 sets up in casing 1, and the outer wall of water jacket 3 pastes with the inner wall of casing 1 mutually, and water-cooling runner 15 sets up between water jacket 3 and casing 1. Specifically, a water passing channel 31 is arranged on the outer wall of the water jacket 3, the water jacket 3 is arranged behind the casing 1, the outer wall of the water jacket 3 is attached to the inner wall of the casing 1, the water jacket 3 and the casing 1 are fixed by welding, and a water cooling flow channel 15 is formed between the area of the water passing channel 31 and the inner wall of the casing 1. The water passing channel 31 may be annular, spiral or other shape.
As shown in fig. 6, the first water outlet 13 is arranged upward, in order to facilitate communication between the first water outlet 13 and the water-cooling flow channel 15, a connection channel 18 is further arranged on the casing 1, one end of the connection channel 18 is connected with the water-cooling flow channel 15, and the other end of the connection channel is communicated with the first water outlet 13, that is, the first water outlet 13 is communicated with the water-cooling flow channel 15 through the connection channel 18.
The utility model also provides an electric drive assembly is provided with foretell profit in this electric drive assembly and mixes cold structure, can reduce electric drive assembly cost, reduces the peripheral size of electric drive assembly to reduce the required occupation space of electric drive assembly installation.
The utility model also provides a vehicle, this vehicle is provided with foretell electric drive assembly.
Claims (10)
1. The utility model provides an oil water mixes cold structure, characterized by, including setting up oil inlet (11), oil-out (12) and delivery port (13) on casing (1), oil inlet (11), oil-out (12) and casing (1) inside oil circuit intercommunication, delivery port (13) and the water-cooling runner (15) intercommunication of casing (1), still include heat exchanger (2), one side of heat exchanger (2) is provided with oil-out two (21), oil inlet two (22) and water inlet two (23), heat exchanger (2) are fixed to be set up on casing (1), paste mutually between oil inlet (11) and oil-out two (21), oil-out (12) and oil inlet two (22), delivery port (13) and water inlet two (23) and correspond the intercommunication.
2. The oil-water cooling structure as claimed in claim 1, wherein a sealing ring is provided between the heat exchanger (2) and the casing (1).
3. The oil-water mixed cooling structure as claimed in claim 2, wherein three annular grooves (16) are formed in the housing (1), the three annular grooves (16) are respectively correspondingly located outside the edges of the oil inlet (11), the oil outlet (12) and the water outlet (13), and three sealing rings are correspondingly formed in the three annular grooves (16).
4. The oil-water mixed cooling structure as claimed in any one of claims 1 to 3, wherein a mounting table (17) is arranged on the housing (1), the first oil inlet (11), the first oil outlet (12) and the first water outlet (13) are arranged on the surface of the mounting table (17), the heat exchanger (2) is fixedly arranged on the mounting table (17), and one side of the heat exchanger (2) provided with the second oil outlet (21), the second oil inlet (22) and the second water inlet (23) is attached to the surface of the mounting table (17).
5. The oil-water mixed cooling structure as claimed in claim 4, wherein the heat exchanger (2) is provided with a mounting block at the edge, and the fixing member passes through the mounting block to be connected with the mounting table (17).
6. The oil-water mixed cooling structure as claimed in any one of claims 1 to 3 and 5, further comprising a water jacket (3), wherein the water jacket (3) is arranged on the inner wall of the machine shell (1), and the water cooling flow passage (15) is arranged between the water jacket (3) and the machine shell (1).
7. The oil-water mixed cooling structure as claimed in claim 6, wherein the outer wall of the water jacket (3) is provided with a water passing channel (31), and a water cooling channel (15) is formed between the water passing channel (31) and the inner wall of the machine shell (1).
8. The oil-water mixed cooling structure as claimed in any one of claims 1 to 3, 5 and 7, wherein the casing (1) is further provided with a connecting channel (18), and the first water outlet (13) is communicated with the water cooling flow channel (15) through the connecting channel (18).
9. An electric drive assembly, characterized in that an oil-water cooling structure according to any one of claims 1-8 is provided.
10. A vehicle provided with an electric drive assembly according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222675960.0U CN218183146U (en) | 2022-10-11 | 2022-10-11 | Oil-water mixed cooling structure, electric drive assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222675960.0U CN218183146U (en) | 2022-10-11 | 2022-10-11 | Oil-water mixed cooling structure, electric drive assembly and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218183146U true CN218183146U (en) | 2022-12-30 |
Family
ID=84607340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222675960.0U Active CN218183146U (en) | 2022-10-11 | 2022-10-11 | Oil-water mixed cooling structure, electric drive assembly and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218183146U (en) |
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2022
- 2022-10-11 CN CN202222675960.0U patent/CN218183146U/en active Active
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