CN208571804U - A kind of motor case water channel - Google Patents
A kind of motor case water channel Download PDFInfo
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- CN208571804U CN208571804U CN201821048539.4U CN201821048539U CN208571804U CN 208571804 U CN208571804 U CN 208571804U CN 201821048539 U CN201821048539 U CN 201821048539U CN 208571804 U CN208571804 U CN 208571804U
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- muscle
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- full muscle
- casing
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Abstract
The utility model relates to motor internal liquid technical field of heat dissipation, disclose a kind of motor case water channel, casing water channel ontology form of zigzag, the side wall of casing water channel ontology offers inlet and outlet, a plurality of full muscle and half muscle are in axial direction equipped in casing water channel ontology, the outer surface of full muscle and half muscle is fixedly connected with metal layer, full muscle and half muscle are circumferentially alternately distributed along motor case, the both ends of full muscle are fixedly connected with the inner wall of motor case respectively, and the both ends of half muscle are fixedly connected with the inner wall of motor case respectively；Cooling water flow point is two parts by full muscle, and the upper end and casing water channel ontology side of full muscle are equipped with the first interval, and the lower end and the casing water channel ontology other side of full muscle are equipped with the second interval, and a side end of half muscle is connected with the side wall of casing water channel ontology；Casing water channel ontology edge is axially arranged with multiple screw empty avoiding boss.The utility model increases the contact area of channel structure and coolant liquid, improves heat dissipation effect.
Description
Technical field
The utility model relates to motor internal liquid technical field of heat dissipation, and in particular to a kind of motor case water channel.
Background technique
The type of cooling of conventional motor has three kinds of forms of air-cooled, air-cooled, liquid cooling (oily cold and water cooling), wherein liquid cooling mode ratio
More typically, especially water-cooling pattern, because its radiating efficiency is high, it is relatively low to close dustless and noise, comprehensive performance it is superior and by
It is widely used in new-energy automobile industry.The design of motor water channel is most important to motor integral heat sink, has data to show
Water channel heat dissipation accounts for the ratio of motor integral heat sink up to 80% or more.The automotive electric motors type of cooling is according to contact side at present
Formula division has two classes: (1) it is indirectly cooling, i.e., copper wire is cooled down indirectly with cooling medium, such as casing water cooling；(2) directly cooling, that is, it uses
Cooling medium directly cools down copper wire, as internal water cooling (water flowing in copper wire), oil are cold, air-cooled.Casing water cooling is compared to other
Type of cooling cost performance is high, and at low cost and good cooling results do not have particular/special requirement to manufacturing process, without adding special waterproof
System, it is easy to use.In addition, water-cooled motor also has the characteristics that loss is small, noise is low and with small vibration.
Existing casing water-cooling structure usually offers cavity in casing, forms casing water channel, casing water in cavity
Inlet and outlet are offered in road, water inlet is equipped with water inlet pipe, and the end of water inlet pipe stretches out cavity and is located at casing
Outside, water outlet are equipped with outlet pipe, and the outside that cavity is located at casing is stretched out in the end of outlet pipe, by filling into water inlet
Enter cooling water, so that the casing to motor cools down.Heat production is mainly stator and coil windings inside existing motor, is
This, the casing type of cooling is more commonly used, but present electric machine structure and intake-outlet diameter is certain, the design of casing inner lead
Space cannot take than relatively limited and increase additional cooling device or structure on the outside of casing, for this purpose, improving casing heat dissipation effect
It is a urgent problem to be solved.
Utility model content
The utility model is intended to provide a kind of motor case water channel, in the limited situation in the design space of casing inner lead,
Increase the contact area of channel structure and coolant liquid, improves heat dissipation effect.
In order to achieve the above objectives, the utility model adopts the following technical solution: a kind of motor case water channel, including casing water
Road ontology, casing water channel ontology form of zigzag, the side wall of casing water channel ontology offer inlet and outlet, water inlet and
Water outlet is located at the same side of casing water channel ontology, and water inlet is located at the lower section of water outlet, and casing water channel ontology is interior along axial direction
Direction is equipped with a plurality of full muscle and half muscle, and the outer surface of full muscle and half muscle is fixedly connected with metal layer, and full muscle and half muscle are along motor machine
Shell is circumferentially alternately distributed, and the both ends of full muscle are fixedly connected with the inner wall of motor case respectively, the both ends of half muscle respectively with motor machine
The inner wall of shell is fixedly connected；Cooling water flow point is two parts by full muscle, and the upper end and casing water channel ontology side of full muscle are equipped with the
One interval, the lower end and the casing water channel ontology other side of full muscle are equipped with the second interval, a side end of half muscle and casing water channel sheet
The side wall of body is connected；Casing water channel ontology edge is axially arranged with multiple screw empty avoiding boss.
The principle of this programme: when practical application, cooling water is flowed into casing water channel by water inlet first, cooling water flow
It is divided into two cooling water flows under the action of full muscle, two cooling water flows are arrived to the chassis sidewall far from water inlet side, and two
The cooling water flow of item merges into a water flow.Later, under the action of half muscle, casing water channel is divided into two parts, the cooling after converging
Water flow is flowed to water inlet direction again, and is divided into two cooling water flows under the action of full muscle.Later along casing water channel with
Above-mentioned mode flow to always water outlet.
The utility model has the advantages that
1) between motor case inner wall and cooling water, between outer wall and air respectively in the form of heat convection and radiation heat transfer
Based on form.Its cooling performance is related with convection transfer rate and heat exchange area, cooling water flow velocity, intake-outlet diameter and
Under conditions of casing water channel length is certain, compared to increase convection transfer rate, improve heat exchange area, i.e., raising channel structure with
The contact area effect and feasibility of cooling water are higher.The channel structure of the utility model increases full muscle and half muscle, extends
Residence time of the cooling water in casing water channel, so that the heat of coil windings end carries out adequately heat by full muscle and half muscle
Exchange, effectively improves radiating efficiency.
2) under the action of full muscle and half muscle, cooling water flow is undergone in casing water channel repeatedly to be shunted and converges, and can be subtracted
Small water resistance and dead water region, improve the mobility in waters in motor water channel, to accelerate the efficiency of heat dissipation.
3) the utility model uses bis- " it " font water channel fluid flow directions in the axial direction, inlet and outlet cloth
It sets in ipsilateral, flexibility height more convenient to the position adjustment of inlet and outlet.
4) there is metal layer in the outer surface of the full muscle in the utility model and half muscle, and full muscle and half muscle have heating conduction, entirely
The both ends of muscle and half muscle are connect with motor case, and the heat in such casing water channel passes to motor machine along full muscle and half muscle
Shell increases the contact area of cooling water flow and motor case, improves radiating efficiency.Meanwhile the both ends of full muscle and half muscle are equal
It is connect with motor case, can play a supporting role to casing water channel, the rigidity of entire motor case is reinforced, and is complete
Muscle and half muscle are circumferential setting, and reinforcing effect is more balanced.
5) water inlet size is constant, under flow velocity certain condition, the adjustment by the length limitation of water channel, existing water channel is empty
Between it is smaller, cooling effect is poor.For this purpose, multiple screw empty avoiding boss are provided in casing water channel ontology, by original machine
It is hollowed out at the screw clearance position at shell both ends, convenient for the installation of screw empty avoiding boss, casing water channel in industry equal length
Under the conditions of motor case, casing water channel effective length is lengthened, and is increased with the effective contact area of motor case, heat dissipation effect also has bright
Aobvious promotion.
Preferably, the length of multiple half muscle is identical, and full muscle is divided into the multiple first full muscle groups and the second full muscle group, the first full muscle
Group includes the first full muscle and the second full muscle, and the length of the first full muscle and the second full muscle is identical, and the second full muscle group includes the full muscle of third
With the 4th full muscle, the length of the full muscle of third is more than or less than the length of the 4th full muscle.By the way that full muscle different in size is arranged, improve
The disorder degree of cooling water flow, is allowed to form turbulent flow, can also accelerate cooling water flow upper and lower level heat exchange, in water inlet and water outlet
Under conditions of the cooling water flow velocity of mouth and flow are certain, more heats can be taken away.
Preferably, the end of full muscle is at a distance from the side wall of casing water channel ontology than the end of half muscle and ipsilateral casing water channel
The side wall of ontology is apart from short.Can make in this way water flow by full muscle shunting and then it is secondary converged, pass through above structure
Setting, increases the space that water flow is converged.
Preferably, width of the width of full muscle less than half muscle, the space ratio that muscle complete in this way occupies in casing water channel ontology
Smaller, conducive to the shunting and flowing of water flow, the width of full muscle is smaller, can reduce weight to the greatest extent under the action of reaching support
Amount.
Preferably, the cooling water drainage mouth of a river is offered on casing water channel ontology, the diameter at the cooling water drainage mouth of a river is 10~25mm,
The cooling water increased in casing water channel is exchanged with the heat of outside air, improves heat dissipation effect.
Preferably, the cross-sectional shape of full muscle is waveform or rectangle.By setting wave for the cross-sectional shape of full muscle
Shape wave can increase the contact area of cooling water Yu full muscle, improve heat exchange efficiency；Square is set by the cross-sectional shape of full muscle
Shape is processed more convenient.
Preferably, full muscle with a thickness of 5~8mm.When the thickness of full muscle is less than 5mm, difficulty of processing is bigger, cost ratio
It is higher；When the thickness of full muscle is greater than 8mm, the area that full muscle occupies in casing water channel is bigger, and will increase motor case
Weight；Full muscle with a thickness of 5~8mm, the thickness of full muscle is suitable for that can play the role of water proof, and process and be easier.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of motor case water channel embodiment of the utility model；
Fig. 2 is the structural schematic diagram after the installation of motor case water channel.
Specific embodiment
The utility model is described in further detail below by specific embodiment:
Appended drawing reference in Figure of description includes: casing water channel ontology 1, motor case 2, water inlet 3, water outlet 4, row
The mouth of a river 5, full muscle 6, half muscle 7, the first water channel 8, the second water channel 9, third water channel 10, screw empty avoiding boss 11.
Embodiment 1
As depicted in figs. 1 and 2: a kind of motor case water channel, including casing water channel ontology 1, casing water channel ontology 1 are in " it "
Font, casing water channel ontology 1 is circumferential to be arranged in motor case 2, and the side wall of casing water channel ontology 1 offers water inlet 3 and goes out
The mouth of a river 4, water inlet 3 and water outlet 4 are located at the same side of casing water channel ontology 1, and water inlet 3 is located at the lower section of water outlet 4, machine
The discharge outlet 5 of cooling water is offered on shell water channel ontology 1, the diameter of the discharge outlet 5 of cooling water is 10mm.Casing water channel ontology 1
Inside in axial direction be equipped with a plurality of full muscle 6 and half muscle 7, the cross-sectional shape of full muscle 6 is rectangle, full muscle 6 with a thickness of 5mm, entirely
The outer surface of muscle 6 and half muscle 7 is fixedly connected with metal layer, full muscle 6 and half muscle 7 and is circumferentially alternately distributed along motor case 2, full muscle 6
Both ends respectively with the inner wall of motor case 2 weld, the both ends of half muscle 7 respectively with the inner wall of motor case 2 weld.Full muscle 6
Upper end and 1 side of casing water channel ontology are equipped with the first interval, and the lower end and 1 other side of casing water channel ontology of full muscle 6 are equipped with second
Interval, a side end of half muscle 7 are connected with the side wall of casing water channel ontology 1, the end of full muscle 6 and the side of casing water channel ontology 1
The distance of wall than the end of half muscle 7 and ipsilateral casing water channel ontology 1 side wall apart from short.The length of multiple half muscle 7 is identical, full muscle
Less than the width of half muscle 7, full muscle 6 divides for the multiple first full muscle groups and the second full muscle group 6 width, and the first full muscle group includes first
The length of full muscle and the second full muscle, the first full muscle and the second full muscle is identical, and the second full muscle group includes the full muscle of third and the 4th full muscle,
The length of the full muscle of third is greater than the length of the 4th full muscle.By the setting of half muscle 7, casing water channel ontology 1 is along cooling water flow side
To successively including multiple first water channels 8, the second water channel 9 and third water channel 10, the first water channel 8, the second water channel 9 and third water channel 10
It is parallel to each other, the first water channel 8 is connected to the second water channel 9 by third water channel 10, the cooling water of the first water channel 8 and the second water channel 9
It flows contrary.By the setting of full muscle 6, the cooling water in the first water channel 8 and the second water channel 9 is divided into two branch
Stream.It at the screw clearance position close to 2 both ends of motor case, is hollowed out, multiple screw empty avoidings is set in casing water channel side wall
Boss 11, screw empty avoiding boss 11 protrude at the screw clearance position hollowed out.
Embodiment 2
Embodiment 2 difference from example 1 is that, the diameter at the cooling water drainage mouth of a river 5 is 23mm, full muscle 6 it is transversal
Face shape be waveform, full muscle 6 with a thickness of 7mm.
Embodiment 3
Embodiment 3 difference from example 1 is that, the diameter at the cooling water drainage mouth of a river 5 is 25mm, full muscle 6 it is transversal
Face shape is waveform, full muscle 6 with a thickness of 8mm, the length of the length of the full muscle 6 of third less than the 4th full muscle 6.
When practical application, cooling water is flowed into casing water channel by water inlet 3 first, work of the cooling water flow in full muscle 6
It is divided into two cooling water flows under, two cooling water flows are arrived to the chassis sidewall far from 3 side of water inlet, two cooling water flows
Merge into a water flow.Later, under the action of half muscle 7, casing water channel is divided into two parts, the cooling water flow after converging again to
The flowing of 3 direction of water inlet, and it is divided into two cooling water flows under the action of full muscle 6.Later along casing water channel with above-mentioned side
Formula flow to always water outlet 4.
Above-described is only the embodiments of the present invention, well known specific technical solution and/or characteristic etc. in scheme
Common sense does not describe excessively herein.It should be pointed out that for those skilled in the art, not departing from the utility model technology
Under the premise of scheme, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these
It all will not influence the effect and patent practicability of the utility model implementation.This application claims protection scope should be with its right
It is required that content subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.
Claims (7)
1. a kind of motor case water channel, including casing water channel ontology, which is characterized in that the casing water channel ontology is in " it " word
Shape, the side wall of the casing water channel ontology offer inlet and outlet, and inlet and outlet are located at casing water channel ontology
The same side, and water inlet is located at the lower section of water outlet, and a plurality of full muscle and half muscle are in axial direction equipped in casing water channel ontology,
The outer surface of full muscle and half muscle is fixedly connected with metal layer, and full muscle and half muscle are circumferentially alternately distributed along motor case, and the two of full muscle
End is fixedly connected with the inner wall of motor case respectively, and the both ends of half muscle are fixedly connected with the inner wall of motor case respectively；Full muscle will
Cooling water flow point is two parts, and the upper end and casing water channel ontology side of full muscle are equipped with the first interval, the lower end of full muscle and casing
The water channel ontology other side is equipped with the second interval, and a side end of half muscle is connected with the side wall of casing water channel ontology；Casing water channel sheet
Body edge is axially arranged with multiple screw empty avoiding boss.
2. motor case water channel according to claim 1, it is characterised in that: the length of multiple half muscle is identical, described
Full muscle is divided into the multiple first full muscle groups and the second full muscle group, and the first full muscle group includes the first full muscle and the second full muscle, the first full muscle
Identical with the length of the second full muscle, the second full muscle group includes the full muscle of third and the 4th full muscle, and the length of the full muscle of third is greater than or small
In the length of the 4th full muscle.
3. motor case water channel according to claim 2, it is characterised in that: the end of the full muscle and casing water channel ontology
Side wall distance than the end of half muscle and ipsilateral casing water channel ontology side wall apart from short.
4. motor case water channel according to claim 3, it is characterised in that: width of the width of the full muscle less than half muscle
Degree.
5. motor case water channel according to any one of claims 1 to 4, it is characterised in that: on the casing water channel ontology
The cooling water drainage mouth of a river is offered, the diameter at the cooling water drainage mouth of a river is 10~25mm.
6. motor case water channel according to any one of claims 1 to 4, it is characterised in that: the cross section shape of the full muscle
Shape is waveform or rectangle.
7. motor case water channel according to any one of claims 1 to 4, it is characterised in that: the full muscle with a thickness of 5~
8mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821048539.4U CN208571804U (en) | 2018-06-29 | 2018-06-29 | A kind of motor case water channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821048539.4U CN208571804U (en) | 2018-06-29 | 2018-06-29 | A kind of motor case water channel |
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| Publication Number | Publication Date |
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| CN208571804U true CN208571804U (en) | 2019-03-01 |
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ID=65490122
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821048539.4U Active CN208571804U (en) | 2018-06-29 | 2018-06-29 | A kind of motor case water channel |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504807A (en) * | 2019-08-22 | 2019-11-26 | 江苏亚太航空科技有限公司 | A kind of automobile water-based cooling motor casing aluminum profile and its processing method |
| CN112610384A (en) * | 2020-12-23 | 2021-04-06 | 重庆隆鑫通航发动机制造有限公司 | Starting and launching all-in-one machine shell and starting and launching all-in-one machine |
| WO2021115895A1 (en) * | 2019-12-09 | 2021-06-17 | Valeo Siemens Eautomotive Germany Gmbh | Stator housing for an electrical machine, electrical machine for a vehicle, and vehicle |
-
2018
- 2018-06-29 CN CN201821048539.4U patent/CN208571804U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504807A (en) * | 2019-08-22 | 2019-11-26 | 江苏亚太航空科技有限公司 | A kind of automobile water-based cooling motor casing aluminum profile and its processing method |
| WO2021115895A1 (en) * | 2019-12-09 | 2021-06-17 | Valeo Siemens Eautomotive Germany Gmbh | Stator housing for an electrical machine, electrical machine for a vehicle, and vehicle |
| CN112610384A (en) * | 2020-12-23 | 2021-04-06 | 重庆隆鑫通航发动机制造有限公司 | Starting and launching all-in-one machine shell and starting and launching all-in-one machine |
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