CN108696040A - A kind of water cooling motor housing and motor - Google Patents
A kind of water cooling motor housing and motor Download PDFInfo
- Publication number
- CN108696040A CN108696040A CN201810566846.XA CN201810566846A CN108696040A CN 108696040 A CN108696040 A CN 108696040A CN 201810566846 A CN201810566846 A CN 201810566846A CN 108696040 A CN108696040 A CN 108696040A
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- water
- water channel
- channel
- cooling
- splitter
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 109
- 238000001816 cooling Methods 0.000 title claims abstract description 59
- 239000000498 cooling water Substances 0.000 claims abstract description 89
- 238000005452 bending Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 49
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 description 76
- 239000002826 coolant Substances 0.000 description 73
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000005012 migration Effects 0.000 description 3
- 238000013508 migration Methods 0.000 description 3
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
- H02K9/193—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with provision for replenishing the cooling medium; with means for preventing leakage of the cooling medium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Motor Or Generator Frames (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of water cooling motor housings, including casing ontology, casing ontology is equipped with cooling water inlet, cooling water outlet and the heat exchange water channel for being connected to cooling water inlet and cooling water outlet, cooling water inlet is set on one end of casing ontology, and cooling water outlet is set on the other end of casing ontology;Heat exchange water channel includes the first water channel and the second water channel, and cooling water inlet is connected to the water inlet of the water inlet of the first water channel, the second water channel, and cooling water outlet is connected to the water outlet of the water outlet of the first water channel, the second water channel;First water channel, the second water channel along the lateral wall circumferential direction bending forming of casing ontology, and the first water channel and the second water channel about casing central symmetry and be distributed on the lateral wall of casing ontology.The present invention can effectively optimize the cooling water channel of electric machine casing, and then effectively improve radiating efficiency, while conducive to the overall performance of promotion motor.The present invention also provides a kind of motors.
Description
Technical field
The present invention relates to motor technology fields, more particularly, to a kind of water cooling motor housing and motor.
Background technology
Currently, since motor is when carrying out energy conversion, certain heat is will produce, therefore in the operation of motor, needed
The heat that motor generates to be distributed in time, otherwise motor temperature is excessively high can cause motor performance index to decline, even
Damage motor internal circuit.
In the prior art, critical piece of the motor as pure electric automobile is constantly carried with the requirement of power of motor density
Height, motor are also continuously improved in the requirement of heat-sinking capability, are generally cooled down to motor using the water channel sealing type of cooling, still
Existing water channel sealing means mainly use single channel structure, are circulated along water channel by coolant liquid and generate motor stator winding
Heat take away, but since the heat exchange area of single water channel is limited, and radiating efficiency is relatively low, can not timely and effectively will be electric
The heat absorption that machine generates is taken away, to affect the overall performance of motor.
Invention content
The present invention provides a kind of water cooling motor housing and motors, to solve existing motor water channel sealing means using single water
The technical issues of heat that road causes motor to generate cannot be distributed timely and effectively, to effectively optimize electric machine casing
Cooling water channel, and then radiating efficiency is effectively improved, while conducive to the overall performance of promotion motor.
In order to solve the above technical problem, the present invention provides a kind of water cooling motor housing, including casing ontology, the casing
Ontology is equipped with the heat exchange of cooling water inlet, cooling water outlet and the connection cooling water inlet and the cooling water outlet
Water channel, the cooling water inlet are set on one end of the casing ontology, and the cooling water outlet is set to the casing ontology
On the other end;
The heat exchange water channel includes the first water channel and the second water channel, the cooling water inlet and first water channel into
The mouth of a river, second water channel water inlet be connected to, the water outlet of the cooling water outlet and first water channel, described second
The water outlet of water channel is connected to;
Wherein, first water channel, second water channel be along the lateral wall circumferential direction bending forming of the casing ontology, and
First water channel and second water channel about the casing central symmetry and be distributed in the lateral wall of the casing ontology
On.
Preferably, the cooling water inlet includes interconnected first port and for connecting external water inlet pipe
Second port, the first port is connected to the water outlet of the water inlet of first water channel, second water channel;
The cooling water outlet includes interconnected third port and the 4th end for connecting external outlet pipe, described
Third port is connected to the water outlet of the water outlet of first water channel, second water channel;
The first position of splitter and the second position of splitter are equipped in the heat exchange water channel, first described in the first position of splitter face
Port, third port described in the second position of splitter face, and first position of splitter is set to the water inlet of first water channel
With the connectivity part of the water inlet of second water channel, second position of splitter is set to the water outlet and described the of first water channel
The connectivity part of the water outlet of two water channels.
Preferably, first position of splitter, the tapered structure of second position of splitter;
The larger one end of the first position of splitter cross-sectional area, which is connected to, constitutes first water channel, second water channel
On waterway wall, the middle part of first port described in the smaller one end face of the first position of splitter cross-sectional area;
The larger one end of the second position of splitter cross-sectional area, which is connected to, constitutes first water channel, second water channel
On waterway wall, the middle part of third port described in the smaller one end face of the second position of splitter cross-sectional area.
Preferably, the first diversion channel and the second diversion channel, first shunting are equipped in the heat exchange water channel
Slot, second diversion channel are arc-shaped, and first diversion channel, second diversion channel are along the outer of the casing ontology
Side wall is circumferentially disposed;
Wherein, first diversion channel is between first position of splitter and the first port, second shunting
Slot is between second position of splitter and the third port.
Preferably, first water channel is several phases along the lateral wall circumferential direction bending forming of the casing ontology
Mutually the first parallel sub- water channel, second water channel are that several are mutual along the lateral wall circumferential direction bending forming of the casing ontology
The second parallel sub- water channel;
Wherein, the quantity of the described first sub- water channel is identical as the quantity of the described second sub- water channel, and several described first
The connection corner between connection corner, several described second sub- water channels between sub- water channel is arc-shaped.
Preferably, first water channel, be equipped with multiple cooling fins, multiple heat dissipations in second water channel
Piece along the casing ontology lateral wall distribution circumferentially straggly, and the height of each cooling fin be equal to or less than constitute described in
The waterway wall height of heat exchange water channel.
Preferably, several support elements, each support are equipped in first water channel, second water channel
Part is circumferentially distributed along the lateral wall of the casing ontology, and the height of each support element is equal to the composition heat exchange water channel
Waterway wall height.
Preferably, it is equipped with the first stepped part for water inlet pipe outside grafting in the second port, described the
The second step ladder for outlet pipe outside grafting is equipped in four ports.
Preferably, the casing ontology is equipped with the first sealing ring and the second sealing ring, first sealing ring
Between the heat exchange water channel and the cooling water inlet, second sealing ring be located at the heat exchange water channel with it is described
Between cooling water outlet, and first sealing ring is parallel with second sealing ring.
In order to solve identical technical solution, the present invention also provides a kind of motor, including casing sealing structure and as above
The water cooling motor housing stated;The casing sealing structure is socketed on the casing ontology, first sealing ring, described second close
Seal is sealedly connected on the madial wall of the casing sealing structure.
Compared with the prior art, the present invention has the advantages that:
By the way that the heat exchange water channel is arranged on the casing ontology, so that the coolant liquid in the heat exchange water channel is inhaled
The heat for receiving and taking away motor generation, to realize the radiating and cooling of motor, and then is conducive to the normal operation of motor.Specifically
, in motor operation, the lower coolant liquid of temperature is transported through the cooling water inlet by external water inlet pipe and is flowed into institute
It states in heat exchange water channel, coolant liquid migration and exchanges heat in the heat exchange water channel with the lateral wall of the casing ontology,
It is excessively high to be effectively prevented from motor temperature to absorb the heat of motor generation and become the higher coolant liquid of temperature;Last temperature
It spends higher coolant liquid and flows out to external outlet pipe via the cooling water outlet, to take away the heat of motor generation, coolant liquid
It so circulates, effectively can timely and effectively distribute the heat that motor generates.
Wherein, the heat exchange water channel is made of first water channel, second water channel, and first water channel and institute
Central symmetry of second water channel about the casing is stated, then the coolant liquid flowed by the cooling water inlet can be divided into two
Flowed in first water channel, second water channel, on the one hand, about the casing central symmetry be distributed described first
Water channel, second water channel are conducive to coolant liquid and are uniformly distributed on the lateral wall of the casing ontology, and can effectively expand
Heat exchange area greatly between coolant liquid and the casing ontology, also effectively increases coolant liquid in the heat exchange water channel
Volume so that coolant liquid and the lateral wall of the casing ontology can come into full contact with, and then is conducive to improve heat exchange effect
Rate;On the other hand, coolant liquid is increased about first water channel, second water channel of the distribution of the central symmetry of the casing
Flowing time in the heat exchange water channel, so that coolant liquid can fully absorb the heat of the casing ontology, to
Be conducive to improve heat exchanger effectiveness;In this way, first water channel, second water that the central symmetry about the casing is distributed
Road optimizes the cooling water channel of electric machine casing, can effectively improve radiating efficiency, and motor is avoided to be led since work generates heat
It causes temperature excessively high and influences motor operation, to be conducive to promote the overall performance of motor.The present invention also provides a kind of motors.
Description of the drawings
Fig. 1 is the structural schematic diagram of the water cooling motor housing in the embodiment of the present invention;
Fig. 2 is the vertical view of the water cooling motor housing in the embodiment of the present invention;
Fig. 3 is the structural schematic diagram of the casing sealing structure in the embodiment of the present invention;
Wherein, the reference numeral in Figure of description is as follows:
1, casing ontology;11, the first position of splitter;12, the second position of splitter;13, the first diversion channel;14, the second diversion channel;
15, cooling fin;16, support element;17, the first sealing ring;18, the second sealing ring;
2, cooling water inlet;21, second port;
3, cooling water outlet;31, third port;32, the 4th port;
4, the first water channel;
5, the second water channel;
6, casing sealing structure.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 and Fig. 2 are referred to, the preferred embodiment of the present invention provides a kind of water cooling motor housing, including casing ontology 1, institute
Casing ontology 1 is stated equipped with cooling water inlet 2, cooling water outlet 3 and the connection cooling water inlet 2 and the cooling water to go out
The heat exchange water channel of mouth 3, the cooling water inlet 2 are set on one end of the casing ontology 1, and the cooling water outlet 3 is set to
On the other end of the casing ontology 1;
The heat exchange water channel includes the first water channel 4 and the second water channel 5, the cooling water inlet 2 and first water channel 4
Water inlet, second water channel 5 water inlet be connected to, the water outlet of the cooling water outlet 3 and first water channel 4,
The water outlet of second water channel 5 is connected to;
Wherein, first water channel 4, second water channel 5 are circumferentially bent into along the lateral wall of the casing ontology 1
Type, and first water channel 4 and second water channel 5 about the casing central symmetry and be distributed in the casing ontology 1
Lateral wall on.
In embodiments of the present invention, by the way that the heat exchange water channel is arranged on the casing ontology 1, so that the heat is handed over
The coolant liquid changed in water channel absorbs and takes away the heat of motor generation, to realize the radiating and cooling of motor, and then is conducive to electricity
The normal operation of machine.Specifically, in motor operation, the lower coolant liquid of temperature is transported through described cold by external water inlet pipe
But water inlet 2 is flowed into the heat exchange water channel, coolant liquid in the heat exchange water channel migration and with the casing ontology 1
Lateral wall exchange heat, with absorb motor generation heat and become the higher coolant liquid of temperature, to be effectively prevented from electricity
Machine temperature is excessively high;The higher coolant liquid of end temperature flows out to external outlet pipe via the cooling water outlet 3, to take away motor
The heat of generation, coolant liquid so circulate, and effectively can timely and effectively distribute the heat that motor generates.
Wherein, the heat exchange water channel is made of first water channel 4, second water channel 5, and first water channel 4
Central symmetry with second water channel 5 about the casing, then can be one point by the coolant liquid that the cooling water inlet 2 flows into
The flowing in first water channel 4, second water channel 5 for two, on the one hand, what the central symmetry about the casing was distributed
First water channel 4, second water channel 5 are conducive to coolant liquid and are uniformly distributed on the lateral wall of the casing ontology 1, and energy
Enough heat exchange areas effectively expanded between coolant liquid and the casing ontology 1, also effectively increase the heat exchange water
The volume of coolant liquid in road so that coolant liquid and the lateral wall of the casing ontology 1 can come into full contact with, and then is conducive to
Improve heat exchanger effectiveness;On the other hand, first water channel 4 about the distribution of the central symmetry of the casing, second water
Road 5 increases flowing time of the coolant liquid in the heat exchange water channel, so that coolant liquid can fully absorb the casing
The heat of ontology 1, to be conducive to improve heat exchanger effectiveness;In this way, the central symmetry about the casing be distributed described the
One water channel 4, second water channel 5 optimize the cooling water channel of electric machine casing, can effectively improve radiating efficiency, avoid motor
Since work generation heat causes temperature excessively high and motor operation is influenced, to be conducive to promote the overall performance of motor.
In the present embodiment, it should be noted that constitute the waterway wall and the casing ontology 1 one of the heat exchange water channel
It is body formed to cast, advantageously ensure that the water cooling motor housing reliability of structure and leakproofness.
Moreover, the cooling water inlet 2 and the cooling water outlet 3 are also distributed about the central symmetry of the casing,
The i.e. described cooling water inlet 2 and cooling water outlet 3 can be located along the same line or stagger setting, can be according to actual demand
It is configured.
Fig. 1 and Fig. 2 are referred to, in embodiments of the present invention, the cooling water inlet 2 includes the first port being interconnected
(not shown) and second port 21 for connecting external water inlet pipe, the water inlet of the first port and first water channel 4,
The water outlet of second water channel 5 is connected to;
Fourth end of the cooling water outlet 3 including interconnected third port 31 and for connecting external outlet pipe,
The third port 31 is connected to the water outlet of the water outlet of first water channel 4, second water channel 5.
In the present embodiment, the cooling water inlet 2 is for connecting external water inlet pipe, so that coolant liquid passes through the cooling
Water inlet 2 flows into the heat exchange water channel;And the cooling water outlet 3 is then used to connect external outlet pipe, so that the heat
The coolant liquid exchanged in water channel leaves the casing ontology 1 from the cooling water outlet 3;It should be understood that external water inlet pipe, outer
Portion's outlet pipe is all connected in a cooling system, and this will not be repeated here.
Specifically, the cooling water inlet 2, the cooling water outlet 3 are in bar shaped, and it is equipped in the second port 21
For the first stepped part of water inlet pipe outside grafting, the second-order for outlet pipe outside grafting is equipped in the 4th port 32
Terraced portion.In specific implementation, the cooling water inlet 2, the cooling water outlet 3 side be equipped with screw hole, screw can be used
External water inlet pipe is fixed in the cooling water inlet 2 by fixed form, and external outlet pipe is fixed on the cooling water
In outlet 3, to ensure the reliability of the water cooling motor housing.
It should be understood that the water outlet of external water inlet pipe is interference fitted with the cooling water inlet 2, and first ladder
Portion has the function of the external water inlet pipe of limitation, when flowing into the cooling water inlet 2 from external water inlet pipe so as to avoid coolant liquid
Spilling water situation occurs, and then ensure that the stability and reliability of the water cooling motor housing water-cooling;Similarly, external outlet pipe
Water inlet and the cooling water outlet 3 be interference fitted.
In the present embodiment, in order to make structure rationalization, the first position of splitter 11 and second is equipped in the heat exchange water channel
Position of splitter 12, first port described in 11 face of the first position of splitter, third port 31 described in 12 face of the second position of splitter,
And first position of splitter 11 is set to the connectivity part of the water inlet of first water channel 4 and the water inlet of second water channel 5, institute
State connectivity part of second position of splitter 12 set on the water outlet of first water channel 4 and the water outlet of second water channel 5.
In the present embodiment, it is made of first water channel 4, second water channel 5 due to the heat exchange water channel, and institute
The central symmetry of the first water channel 4 and second water channel 5 about the casing is stated, first position of splitter 11 is to via described cold
But the coolant liquid that water inlet 2 flows into has shunting function, and coolant liquid is divided into two and is diverted to first water channel 4, institute
It states in the second water channel 5, so that coolant liquid can be divided into two the flowing in first water channel 4, second water channel 5;And
Second position of splitter 12 then has guiding role, and the coolant liquid of first water channel 4, second water channel 5 is crossed simultaneously
Water conservancy diversion is described cold to be flowed into conducive to the coolant liquid in the heat exchange water channel quick and smoothly towards the cooling water outlet 3
But water out 3.
Preferably, the middle part of first port described in 11 face of the first position of splitter, so that the cooling water inlet 2 flows into
Coolant liquid in the heat exchange water channel can be flowed to equably respectively in first water channel 4, second water channel 5, to
It ensure that first water channel 4, the coolant liquid in second water channel 5 fully absorb and take away the heat of the casing ontology 1,
It is uneven to avoid the temperature of the casing ontology 1, and then be conducive to improve the globality of the motor of the application water cooling motor housing
Energy.
Fig. 1 and Fig. 2 are referred to, in embodiments of the present invention, first position of splitter 11, second position of splitter 12 are in
Pyramidal structure;
The larger one end of first position of splitter, 11 cross-sectional area, which is connected to, constitutes first water channel 4, second water
On the waterway wall in road 5, the middle part of first port described in the smaller one end face of 11 cross-sectional area of the first position of splitter;
The larger one end of second position of splitter, 12 cross-sectional area, which is connected to, constitutes first water channel 4, second water
On the waterway wall in road 5, the middle part of third port 31 described in the smaller one end face of 12 cross-sectional area of the second position of splitter.
In the present embodiment, it should be noted that the larger one end of 11 cross-sectional area of the first position of splitter respectively with structure
Turning is formed at the waterway wall of first water channel 4, second water channel 5, then first position of splitter 11, second shunting
The arc-shaped structure in the both sides of part 12, in favor of the flowing of coolant liquid.
Fig. 1 and Fig. 2 are referred to, is equipped with the first diversion channel 13 and the in embodiments of the present invention, in the heat exchange water channel
Two diversion channels 14, first diversion channel 13, second diversion channel 14 are arc-shaped, and first diversion channel 13, described
Lateral wall of second diversion channel 14 along the casing ontology 1 is circumferentially disposed;
Wherein, first diversion channel 13 is between first position of splitter 11 and the first port, and described second
Diversion channel 14 is between second position of splitter 12 and the third port 31.
In the present embodiment, the coolant liquid flowed into via the cooling liquid inlet first flows into first diversion channel 13
It is interior, shunted by first diversion channel 13, by arc groove by coolant liquid be divided into two toward first water channel 4,
Second water channel 5 flows.And second diversion channel 14 then has confluence effect, so that first water channel 4, described second
Water in water channel 5 converges at the third port 31 of the cooling water outlet 3, so that coolant liquid is toward the cooling water outlet 3
Gush out.
It, can be effectively in this way by the shunting and polymerization of first diversion channel 13, second diversion channel 14
Fluency of the coolant liquid in the heat exchange water channel is improved, motor generation is timely and effectively taken away to be conducive to coolant liquid
Heat, and then be conducive to improve radiating efficiency.
Fig. 1 and Fig. 2 are referred to, in embodiments of the present invention, lateral wall of first water channel 4 along the casing ontology 1
Circumferential bending forming is the first sub- water channel that several are mutually parallel, lateral wall of second water channel 5 along the casing ontology 1
Circumferential bending forming is the second sub- water channel that several are mutually parallel;
Wherein, the quantity of the described first sub- water channel is identical as the quantity of the described second sub- water channel, and several described first
The connection corner between connection corner, several described second sub- water channels between sub- water channel is arc-shaped, to advantageous
In avoid corner generate hot-spot situation, and be conducive to improve coolant liquid in first water channel 4, second water channel 5
Interior fluency, and then be conducive to carry out sufficient heat exchange between the coolant liquid of monomer volume and the casing ontology 1, to carry
The radiating efficiency of the high water-cooled motor shell.
In the present embodiment, it should be noted that the quantity of the quantity and the described second sub- water channel of the first sub- water channel
It is designed according to actual demand, can be 3,4 or multiple.
Fig. 1 and Fig. 2 are referred to, in embodiments of the present invention, is equipped in first water channel 4, second water channel 5 more
A cooling fin 15, multiple cooling fins 15 are along the lateral wall distribution circumferentially straggly of the casing ontology 1, and each heat dissipation
The height of piece 15 is equal to or less than constitute the waterway wall height of the heat exchange water channel.
In the present embodiment, the cooling fin 15 in the form of sheets, and 1 one of the cooling fin 15 and the casing ontology at
Type also has a part of heat when the heat transfer that motor generates is to the casing ontology 1 on the cooling fin 15, then more
A cooling fin 15 is straggly to be distributed in the heat exchange water channel, is conducive to the heat exchange area for increasing coolant liquid, to make
Obtaining the coolant liquid of unit volume can be fully absorbed by the cooling fin 15 and take away a part of heat.
Wherein, lateral wall circumferentially straggly distribution of the multiple cooling fins 15 along the casing ontology 1, it is preferable that described
First water channel 4 is identical with 15 quantity of cooling fin in second water channel 5, to ensure that the heat dissipation of 1 both sides of the casing ontology is imitated
Rate is identical, to advantageously ensure that the radiating efficiency of the water cooling motor housing.
It should be understood that each cooling fin 15 is parallel with the waterway wall of heat exchange water channel is constituted, so that cooling
Liquid unobstructed flowing in the heat exchange water channel;Either multiple cooling fins 15 are obliquely installed, and are existed with slowing down coolant liquid
Flowing velocity in the heat exchange water channel, when heat exchange to be conducive to extend between coolant liquid and the casing ontology 1
Between, so that the coolant liquid of unit volume can be more efficiently absorbed and take away the heat of motor generation.
Fig. 1 and Fig. 2 are referred to, is equipped in embodiments of the present invention, in first water channel 4, second water channel 5 several
A support element 16, each support element 16 is circumferentially distributed along the lateral wall of the casing ontology 1, and each support element 16
Height be equal to the waterway wall height for constituting the heat exchange water channel.
In the present embodiment, cold to limit since the water cooling motor housing needs to be sealed using casing sealing structure 6
But liquid flows in the heat exchange water channel, and it is close that the support element 16 is used to support the casing being set on the casing ontology 1
The effect of seal structure 6, to improve the stability that the casing sealing structure 6 is set on the casing ontology 1.It is appreciated that
, the support element 16 includes but not limited to supporting rib, the support element 16 it is arc-shaped and with the one of the casing ontology 1 at
Type, to adapt to the water cooling motor housing of cylindrical structure.
Fig. 1 and Fig. 2 are referred to, in embodiments of the present invention, the casing ontology 1 is equipped with the first sealing ring 17 and second
Sealing ring 18, first sealing ring 17 is between the heat exchange water channel and the cooling water inlet 2, second sealing
Circle 18 is between the heat exchange water channel and the cooling water outlet 3, and first sealing ring 17 is sealed with described second
It is parallel to enclose 18.
In the present embodiment, first sealing ring 17 and second sealing ring 18 structure in a ring, so that the machine
Shell sealing structure 6 is interference fitted with the casing ontology 1, advantageously ensures that the leakproofness of the water cooling motor housing.
Preferably, first sealing ring 17 and second sealing ring 18 are using good materials of leakproofness such as silicon rubber
Material.
Fig. 1 and 2 is referred to, the present invention also provides a kind of motors, including casing sealing structure 6 and such as above-mentioned water cooling electricity
Casing;The casing sealing structure 6 is socketed on the casing ontology 1, first sealing ring 17, second sealing ring 18
It is sealedly connected on the madial wall of the casing sealing structure 6.
In the present embodiment, the casing sealing structure 6 is interference fitted with the casing ontology 1, the casing sealing knot
Structure 6 is in cylindrical structure so that first sealing ring 17 of annular, second sealing ring 18 can be fitted tightly over it is described
On the inner wall of casing sealing structure 6, to avoid coolant liquid from revealing, to ensure the reliability of the motor.
To sum up, the present invention provides a kind of water cooling motor housing, including casing ontology 1, the casing ontology 1 is equipped with cooling
The heat exchange water channel of water inlet 2, cooling water outlet 3 and the connection cooling water inlet 2 and the cooling water outlet 3, it is described
Cooling water inlet 2 is set on one end of the casing ontology 1, and the cooling water outlet 3 is set to the other end of the casing ontology 1
On;
The heat exchange water channel includes the first water channel 4 and the second water channel 5, the cooling water inlet 2 and first water channel 4
Water inlet, second water channel 5 water inlet be connected to, the water outlet of the cooling water outlet 3 and first water channel 4,
The water outlet of second water channel 5 is connected to;
Wherein, first water channel 4, second water channel 5 are circumferentially bent into along the lateral wall of the casing ontology 1
Type, and first water channel 4 and second water channel 5 about the casing central symmetry and be distributed in the casing ontology 1
Lateral wall on.
Compared with the prior art, the present invention has the advantages that:
(1) by the way that the heat exchange water channel is arranged on the casing ontology 1, so that the cooling in the heat exchange water channel
Liquid absorbs and takes away the heat of motor generation, to realize the radiating and cooling of motor, and then is conducive to the normal operation of motor.Tool
Body, in motor operation, the lower coolant liquid of temperature is transported through the cooling water inlet 2 by external water inlet pipe and is flowed into
In the heat exchange water channel, coolant liquid migration and is changed in the heat exchange water channel with the lateral wall of the casing ontology 1
Heat, it is excessively high to be effectively prevented from motor temperature to absorb the heat of motor generation and become the higher coolant liquid of temperature;Finally
The higher coolant liquid of temperature flows out to external outlet pipe via the cooling water outlet 3, cooling to take away the heat of motor generation
Liquid so circulates, and effectively can timely and effectively distribute the heat that motor generates.
(2) the heat exchange water channel is made of first water channel 4, second water channel 5, and 4 He of the first water channel
Central symmetry of second water channel 5 about the casing, then the coolant liquid flowed by the cooling water inlet 2 can one point be
The flowing in first water channel 4, second water channel 5 of two ground;
On the one hand, be conducive to about first water channel 4, second water channel 5 of the distribution of the central symmetry of the casing
Coolant liquid is uniformly distributed on the lateral wall of the casing ontology 1, and can effectively expand coolant liquid and the casing ontology 1
Between heat exchange area, also effectively increase the volume of coolant liquid in the heat exchange water channel so that coolant liquid with
The lateral wall of the casing ontology 1 can come into full contact with, and then be conducive to improve heat exchanger effectiveness;
On the other hand, increase about first water channel 4 of the central symmetry of casing distribution, second water channel 5
Flowing time of the coolant liquid in the heat exchange water channel, so that coolant liquid can fully absorb the casing ontology 1
Heat, to be conducive to improve heat exchanger effectiveness;In this way, about the casing central symmetry be distributed first water channel 4,
Second water channel 5 optimizes the cooling water channel of electric machine casing, can effectively improve radiating efficiency, avoids motor due to work
Generating heat causes temperature excessively high and influences motor operation, to be conducive to promote the overall performance of motor.
(3) the heat exchange water channel uses first position of splitter 11, can be divided into two coolant liquid and be diverted to institute
It states in the first water channel 4, second water channel 5, so that coolant liquid can be divided into two in first water channel 4, described second
Flowing in water channel 5;And second position of splitter 12 then has guiding role, by first water channel 4, second water channel 5
Coolant liquid cross and water conservancy diversion is towards the cooling water outlet 3, to quickly be flowed conducive to the coolant liquid in the heat exchange water channel
Freely flow into the cooling water outlet 3.
(4) middle part of first port described in 11 face of the first position of splitter so that the cooling water inlet 2 flow into it is described
Coolant liquid in heat exchange water channel can be flowed to equably respectively in first water channel 4, second water channel 5, to ensure
Coolant liquid in first water channel 4, second water channel 5 fully absorbs and takes away the heat of the casing ontology 1, to keep away
The temperature for exempting from the casing ontology 1 is uneven, and then is conducive to improve the overall performance of the motor of the application water cooling motor housing.
(5) the larger one end of 11 cross-sectional area of the first position of splitter respectively with constitute first water channel 4, described second
The waterway wall of water channel 5 forms turning, then first position of splitter 11, the arc-shaped structure in both sides of second position of splitter 12,
In favor of the flowing of coolant liquid.
(6) it by the shunting and polymerization of first diversion channel 13, second diversion channel 14, can effectively carry
Fluency of the high coolant liquid in the heat exchange water channel, to be conducive to the heat that coolant liquid timely and effectively takes away motor generation
Amount, and then be conducive to improve radiating efficiency.
(7) the connection corner between several described first sub- water channels, the company between several described second sub- water channels
Logical corner is arc-shaped, to be conducive to avoid corner to generate hot-spot situation, and is conducive to improve coolant liquid in institute
The first water channel 4, the fluency in second water channel 5 are stated, and then is conducive to the coolant liquid and the casing ontology 1 of monomer volume
Between carry out sufficient heat exchange, to improve the radiating efficiency of the water-cooled motor shell.
(8) lateral wall circumferentially straggly distribution of the multiple cooling fins 15 along the casing ontology 1, it is preferable that described
One water channel 4 is identical with 15 quantity of cooling fin in second water channel 5, to ensure the radiating efficiency of 1 both sides of the casing ontology
It is identical, to advantageously ensure that the radiating efficiency of the water cooling motor housing.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (10)
1. a kind of water cooling motor housing, which is characterized in that including casing ontology, the casing ontology is equipped with cooling water inlet, cold
But the heat exchange water channel of water out and the connection cooling water inlet and the cooling water outlet, the cooling water inlet are set to
On one end of the casing ontology, the cooling water outlet is set on the other end of the casing ontology;
The heat exchange water channel includes the first water channel and the second water channel, the water inlet of the cooling water inlet and first water channel
Mouthful, the water inlet of second water channel be connected to, water outlet, second water of the cooling water outlet and first water channel
The water outlet in road is connected to;
Wherein, first water channel, second water channel be along the lateral wall circumferential direction bending forming of the casing ontology, and described
First water channel and second water channel about the casing central symmetry and be distributed on the lateral wall of the casing ontology.
2. water cooling motor housing as described in claim 1, which is characterized in that the cooling water inlet includes interconnected first
Port and second port for connecting external water inlet pipe, the water inlet of the first port and first water channel, described the
The water outlet of two water channels is connected to;
The cooling water outlet includes interconnected third port and the 4th end for connecting external outlet pipe, the third
Port is connected to the water outlet of the water outlet of first water channel, second water channel;
It is equipped with the first position of splitter and the second position of splitter in the heat exchange water channel, first end described in the first position of splitter face
Mouthful, third port described in the second position of splitter face, and first position of splitter be set to the water inlet of first water channel with
The connectivity part of the water inlet of second water channel, second position of splitter are set to the water outlet and described second of first water channel
The connectivity part of the water outlet of water channel.
3. water cooling motor housing as claimed in claim 2, which is characterized in that first position of splitter, second position of splitter are equal
Tapered structure;
The larger one end of the first position of splitter cross-sectional area is connected to the water channel for constituting first water channel, second water channel
On wall, the middle part of first port described in the smaller one end face of the first position of splitter cross-sectional area;
The larger one end of the second position of splitter cross-sectional area is connected to the water channel for constituting first water channel, second water channel
On wall, the middle part of third port described in the smaller one end face of the second position of splitter cross-sectional area.
4. water cooling motor housing as claimed in claim 2, which is characterized in that be equipped in the heat exchange water channel the first diversion channel and
Second diversion channel, first diversion channel, second diversion channel are arc-shaped, and first diversion channel, second point described
Lateral wall of the chute along the casing ontology is circumferentially disposed;
Wherein, first diversion channel is between first position of splitter and the first port, second diversion channel position
Between second position of splitter and the third port.
5. water cooling motor housing as described in claim 1, which is characterized in that first water channel is along the outside of the casing ontology
Wall circumferential direction bending forming is the first sub- water channel that several are mutually parallel, lateral wall of second water channel along the casing ontology
Circumferential bending forming is the second sub- water channel that several are mutually parallel;
Wherein, the quantity of the described first sub- water channel is identical as the quantity of the described second sub- water channel, and several described first sub- water
The connection corner between connection corner, several described second sub- water channels between road is arc-shaped.
6. water cooling motor housing as described in claim 1, which is characterized in that be all provided in first water channel, second water channel
There are multiple cooling fins, multiple cooling fins are along the lateral wall distribution circumferentially straggly of the casing ontology, and each heat dissipation
The height of piece is equal to or less than constitute the waterway wall height of the heat exchange water channel.
7. water cooling motor housing as described in claim 1, which is characterized in that be equipped in first water channel, second water channel
Several support elements, each support element is circumferentially distributed along the lateral wall of the casing ontology, and each support element
Height is equal to the waterway wall height for constituting the heat exchange water channel.
8. water cooling motor housing as claimed in claim 2, which is characterized in that be equipped in the second port for outside grafting into
First stepped part of water pipe is equipped with the second step ladder for outlet pipe outside grafting in the 4th port.
9. such as claim 1~8 any one of them water cooling motor housing, which is characterized in that the casing ontology is equipped with first
Sealing ring and the second sealing ring, first sealing ring are described between the heat exchange water channel and the cooling water inlet
Second sealing ring is between the heat exchange water channel and the cooling water outlet, and first sealing ring and described second close
Seal is parallel.
10. a kind of motor, which is characterized in that including casing sealing structure and water cooling motor housing as claimed in claim 9;It is described
Casing sealing structure is socketed on the casing ontology, and first sealing ring, second sealing ring are sealedly connected on institute
On the madial wall for stating casing sealing structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810566846.XA CN108696040B (en) | 2018-06-04 | 2018-06-04 | Water-cooled motor shell and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810566846.XA CN108696040B (en) | 2018-06-04 | 2018-06-04 | Water-cooled motor shell and motor |
Publications (2)
| Publication Number | Publication Date |
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| CN108696040A true CN108696040A (en) | 2018-10-23 |
| CN108696040B CN108696040B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810566846.XA Active CN108696040B (en) | 2018-06-04 | 2018-06-04 | Water-cooled motor shell and motor |
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| CN109149840A (en) * | 2018-10-25 | 2019-01-04 | 珠海英搏尔电气股份有限公司 | A kind of automobile drive motor and its casing |
| CN111446806A (en) * | 2020-03-30 | 2020-07-24 | 江苏汤臣汽车零部件有限公司 | Casing of motor for new energy vehicle |
| CN112671124A (en) * | 2020-12-26 | 2021-04-16 | 山东双华易驱智能制造研究院有限公司 | Motor inner stator and motor |
| CN112701836A (en) * | 2020-12-16 | 2021-04-23 | 杭州科技职业技术学院 | Casing structure for new energy automobile motor |
| CN112994313A (en) * | 2019-12-13 | 2021-06-18 | 观致汽车有限公司 | Motor casing and vehicle |
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|---|---|
| CN108696040B (en) | 2024-01-30 |
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