CN209435047U - The motor circular ring shape channel structure of flow resistance drops - Google Patents
The motor circular ring shape channel structure of flow resistance drops Download PDFInfo
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- CN209435047U CN209435047U CN201822032491.4U CN201822032491U CN209435047U CN 209435047 U CN209435047 U CN 209435047U CN 201822032491 U CN201822032491 U CN 201822032491U CN 209435047 U CN209435047 U CN 209435047U
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- water channel
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- flow resistance
- circular ring
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Abstract
The utility model discloses a kind of motor circular ring shape channel structures for dropping flow resistance, including the inner housing and outer housing being set to outside motor body, inner housing outer wall has been uniformly arranged in the circumferential direction the spiral helicine circumferential water channel of several circles, inner housing outer wall is divided into several axial water channels along axial direction by circumferential water channel, and circumferential water channel is mutually perpendicular to fit closely with axial water channel；Outer housing is set to outside circumferential water channel and axial water channel, is symmetrically arranged with inlet and outlet on outer housing on same axial position, inlet and outlet are the through-hole across outer housing, corresponding with the end positions of circumferential water channel respectively.The utility model can effectively reduce water channel flow resistance under the premise of guaranteeing heat dissipation, while take full advantage of intake-outlet runner gap, farthest increase the heat dissipation area of runner.
Description
Technical field
The utility model relates to electric car water-cooled machine technical fields, in particular to a kind of motor circular ring shape for dropping flow resistance
Channel structure.
Background technique
Since the thermal diffusivity of water-cooled machine is preferable, it is most widely used in new-energy automobile market.Electricity inside motor
Magnetic effect and mechanical rotation can directly result in the raising of motor temperature, so that the performance and security and stability of motor are influenced, thus
Reasonable channel structure design is particularly significant for the heat dissipation for improving motor, in the base for guaranteeing heat dissipation area and convection transfer rate
The flow resistance that water channel is further decreased on plinth can improve scattered heat availability, reach optimal heat dissipation effect.In consideration of it, needing to optimize
Existing water channel form designs a kind of water-cooled machine that water channel flow resistance can be effectively reduced.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art, and provide a kind of motor circular ring shape water for dropping flow resistance
Road structure can effectively reduce water channel flow resistance under the premise of guaranteeing heat dissipation.
To achieve the above object, the motor circular ring shape channel structure of drop flow resistance designed by the utility model, including setting
Inner housing and outer housing outside motor body, are characterized in that, the inner housing outer wall has been uniformly arranged in the circumferential direction
Inner housing outer wall is divided into several axial water channels, institute along axial direction by several spiral helicine circumferential water channels of circle, the circumferential direction water channel
Circumferential water channel is stated to be mutually perpendicular to fit closely with axial water channel；The outer housing is set to outside circumferential water channel and axial water channel,
Inlet and outlet are symmetrically arranged on the outer housing on same axial position, the inlet and outlet are across outer
The through-hole of shell, it is corresponding with the end positions of circumferential water channel respectively.
Further, the circumferential water channel is made of annulus water channel and the splicing of transition arc water channel, the annulus water channel and
The curvature of the stitching portion of transition arc water channel is identical, and is located at each circle same position.
Further, the annulus water channel and transition arc water channel be respectively circumferential water channel 3/4ths and four/
One or 3/5ths and 2/5ths or half and half.
Further, the annulus water channel and transition arc water channel are respectively circumferential water channel 3/4ths and a quarter
When, radial accounting is respectively 135 ° and 45 °；The annulus water channel and transition arc water channel are respectively 3/5ths He of circumferential water channel
When 2/5ths, radial accounting is respectively 108 ° and 72 °；The annulus water channel and transition arc water channel are circumferential water channel
When half, radial accounting is respectively 180 ° and 180 °.
Further, the circumferential water channel is set to outer housing inner wall, and several spiral helicine circumferential water channels of circle are along shell
Internal wall is circumferentially uniformly arranged, and outer housing inner wall is divided into several axial water channels along axial direction by the circumferential direction water channel, described interior
Housing exterior walls are smooth structure, are bonded with the outside of circumferential water channel.
Further, the axial water channel is 20~60mm along the width of inner housing axial direction.The circumferential direction water channel is in
The width of shell radial direction is 4~12mm.
Circular ring type water channel is set to inside electric machine casing and is axially distributed along it by the utility model, and water inlet goes out with water channel
The mouth of a river is located at water channel both ends.Cooling medium flows into electric machine casing from water channel water inlet position, recycles by shaft orientation flowing channel past
Multiple then exported by water channel is flowed out, and the converting heat that the heat transfer by flowing solid interface issues motor is the temperature of cooling medium
It rises.The utility model can effectively reduce water channel flow resistance under the premise of guaranteeing heat dissipation, while take full advantage of intake-outlet stream
Road gap farthest increases the heat dissipation area of runner.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the schematic cross-sectional view of Fig. 1；
Fig. 3 is the structural schematic diagram of inner housing in Fig. 1；
Fig. 4 is the structural schematic diagram of outer housing in Fig. 1；
Fig. 5 is the schematic diagram that cooling medium moves in water channel.
In figure: inner housing 1, outer housing 2, circumferential water channel 3, annulus water channel 3-1, transition arc water channel 3-2, axial water channel 4,
Water inlet 5, water outlet 6, cooling medium 7.
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1 to 4, the utility model proposes a kind of drop flow resistance motor circular ring shape channel structure, including set
The inner housing 1 and outer housing 2 being placed in outside motor body, it is spiral helicine that 1 outer wall of inner housing has been uniformly arranged in the circumferential direction several circles
Circumferential water channel 3, circumferential water channel 3 are 4~12mm along the radial width of inner housing 1.Circumferential water channel 3 is by 1 outer wall of inner housing along axial
Several axial water channels 4 are divided into, axial water channel 4 is 20~60mm along the circumferential width of inner housing 1.Circumferential water channel 3 and axial direction
Water channel 4 is mutually perpendicular to fit closely.Outer housing 2 is set to outside circumferential water channel 3 and axial water channel 4, same axial direction on outer housing 2
Be symmetrically arranged with water inlet 5 and water outlet 6 on position, water inlet 5 and water outlet 6 are the through-hole across outer housing 2, respectively with week
End positions to water channel 3 are corresponding.Water inlet 5 and water outlet are provided with water inlet pipe and outlet pipe at 6 position, respectively with water
Road intake-outlet is connected.Water inlet pipe is connected with water inlet tap with faucet respectively with outlet pipe, water inlet tap and faucet and controller
Connection.
Circumferential water channel 3 is made of annulus water channel 3-1 and transition arc water channel 3-2 splicing, and fluid media (medium) is enabled to change
It is small as far as possible to angle change in the process, reduce the local head loss of water channel to reduce runner flow resistance.Annulus water channel 3-1 and mistake
The curvature for crossing the stitching portion of circular arc water channel 3-2 is identical, and is located at each circle same position, to utilize between runner to greatest extent
Gap, increase cooling medium 7 and shell contact area, improve the heat dissipation of motor.Annulus water channel 3-1 and transition arc water
Road 3-2 be respectively circumferential water channel 3 3/4ths and a quarter or 3/5ths and 2/5ths or half and
Half.Annulus water channel and transition arc
When water channel is respectively circumferential water channel 3/4ths and a quarter, radial accounting is respectively 135 ° and 45 °；Annulus
When water channel and transition arc water channel are respectively circumferential water channel 3/5ths and 2/5ths, radial accounting is respectively 108 ° and 72 °；
When annulus water channel and transition arc water channel are the half of circumferential water channel, radial accounting is respectively 180 ° and 180 °.It is circumferential
Water channel 3 takes full advantage of runner both ends and transition on the basis of the above annulus water channel 3-1 and transition arc water channel 3-2 connect
The gap of circular arc water channel 3-2, further increases the heat dissipation area of runner, improves heat dissipation effect.
Circumferential water channel 3 also may be disposed at 2 inner wall of outer housing, and several spiral helicine circumferential water channels 3 of circle are along 2 inner wall of outer housing
It is circumferentially uniformly arranged, 2 inner wall of outer housing is divided into several axial water channels 4 along axial direction by circumferential water channel 3, and 1 outer wall of inner housing is
Smooth structure is bonded with the outside of circumferential water channel 3.
Circular ring type water channel is set to inside electric machine casing and is axially distributed along it, and water inlet 5 and water channel water outlet 6 distinguish position
In water channel both ends.Motor water channel shell can be placed in 2 inside of 1 outside of inner housing or outer housing according to the difference of processing technology, inside and outside
Shell 1 is by cooperatively forming runner cavity.As shown in figure 5, cooling medium 7 flows into electric machine casing, warp from water channel water inlet position
It crosses shaft orientation flowing channel and moves in circles then to be exported by water channel and flow out, the heat that the heat transfer by flowing solid interface issues motor turns
Turn to the temperature rise of cooling medium 7.
By emulation circular ring shape, axial direction is I-shaped, radial direction is I-shaped, radial spiral motor channel structure is available
As follows as a result, in the case where water channel adjoining dimensions, circular ring type water channel has preferable cooling effect, while runner flow resistance is other
1/2 or so of type water channel.
Four kinds of water channel cooling effect contrast tables
Finally, it should be noted that the above specific embodiment is only to illustrate the art of this patent scheme rather than limits, to the greatest extent
Pipe is described in detail this patent referring to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of patent is modified or replaced equivalently, should all without departing from the spirit and scope of the art of this patent scheme
Cover in the scope of the claims of this patent.
Claims (9)
1. a kind of motor circular ring shape channel structure for dropping flow resistance, including inner housing (1) and the shell being set to outside motor body
Body (2), it is characterised in that: inner housing (1) outer wall has been uniformly arranged in the circumferential direction the spiral helicine circumferential water channel (3) of several circles,
Inner housing (1) outer wall is divided into several axial water channels (4) along axial direction by the circumferential direction water channel (3), the circumferential direction water channel (3) with
Axial water channel (4) is mutually perpendicular to fit closely；The outer housing (2) is set to circumferential water channel (3) and axial water channel (4) is external,
It is symmetrically arranged with water inlet (5) and water outlet (6) on the outer housing (2) on same axial position, the water inlet (5) and goes out
The mouth of a river (6) is the through-hole across outer housing (2), corresponding with the end positions of circumferential water channel (3) respectively.
2. the motor circular ring shape channel structure of drop flow resistance according to claim 1, it is characterised in that: the circumferential direction water channel
(3) it is made of annulus water channel (3-1) and transition arc water channel (3-2) splicing, the annulus water channel (3-1) and transition arc water channel
The curvature of the stitching portion of (3-2) is identical, and is located at each circle same position.
3. the motor circular ring shape channel structure of drop flow resistance according to claim 1, it is characterised in that: the annulus water channel
(3-1) and transition arc water channel (3-2) are respectively 3/4ths and a quarter or 3/5ths and five of circumferential water channel (3)
/ bis- or half and half.
4. the motor circular ring shape channel structure of drop flow resistance according to claim 1, it is characterised in that: the annulus water channel
When (3-1) and transition arc water channel (3-2) are respectively circumferential water channel (3) 3/4ths and a quarter, radial accounting is respectively
135 degree and 45 degree.
5. the motor circular ring shape channel structure of drop flow resistance according to claim 1, it is characterised in that: the annulus water channel
When (3-1) and transition arc water channel (3-2) are respectively circumferential water channel (3) 3/5ths and 2/5ths, radial accounting is respectively
108 degree and 72 degree.
6. the motor circular ring shape channel structure of drop flow resistance according to claim 1, it is characterised in that: the annulus water channel
When (3-1) and transition arc water channel (3-2) are the half of circumferential water channel (3), radial accounting is respectively 180 degree and 180
Degree.
7. the motor circular ring shape channel structure of drop flow resistance according to claim 1, it is characterised in that: the circumferential direction water channel
(3) it is set to outer housing (2) inner wall, several spiral helicine circumferential water channels (3) of circle are circumferentially uniformly arranged along outer housing (2) inner wall,
Outer housing (2) inner wall is divided into several axial water channels (4), inner housing (1) outer wall along axial direction by the circumferential direction water channel (3)
For smooth structure, it is bonded with the outside of circumferential water channel (3).
8. the motor circular ring shape channel structure of drop flow resistance according to claim 1, it is characterised in that: the axial direction water channel
It (4) is 20~60mm along the width of inner housing (1) circumferential direction.
9. the motor circular ring shape channel structure of drop flow resistance according to claim 1, it is characterised in that: the circumferential direction water channel
It (3) is 4~12mm along the width of inner housing (1) radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822032491.4U CN209435047U (en) | 2018-12-05 | 2018-12-05 | The motor circular ring shape channel structure of flow resistance drops |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822032491.4U CN209435047U (en) | 2018-12-05 | 2018-12-05 | The motor circular ring shape channel structure of flow resistance drops |
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| Publication Number | Publication Date |
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| CN209435047U true CN209435047U (en) | 2019-09-24 |
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| CN201822032491.4U Active CN209435047U (en) | 2018-12-05 | 2018-12-05 | The motor circular ring shape channel structure of flow resistance drops |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412350A (en) * | 2018-12-05 | 2019-03-01 | 东风电动车辆股份有限公司 | The motor circular ring shape channel structure of flow resistance drops |
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2018
- 2018-12-05 CN CN201822032491.4U patent/CN209435047U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412350A (en) * | 2018-12-05 | 2019-03-01 | 东风电动车辆股份有限公司 | The motor circular ring shape channel structure of flow resistance drops |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200113 Address after: 430056 No. 339 Chaoyang Avenue, Wuhan Economic and Technological Development Zone, Wuhan City, Hubei Province Patentee after: Zhixin Technology Co., Ltd Address before: 430056 Dongfeng Electric Vehicle Co., Ltd. 339 Chaoyang Avenue, Wuhan Economic and Technological Development Zone, Hubei Province Patentee before: Dongfeng Electric Vehicles Co., Ltd. |
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| TR01 | Transfer of patent right |