CN208461603U - Electric machine casing cooling and sealing structure - Google Patents
Electric machine casing cooling and sealing structure Download PDFInfo
- Publication number
- CN208461603U CN208461603U CN201820694063.5U CN201820694063U CN208461603U CN 208461603 U CN208461603 U CN 208461603U CN 201820694063 U CN201820694063 U CN 201820694063U CN 208461603 U CN208461603 U CN 208461603U
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- Prior art keywords
- electric machine
- machine casing
- sealing structure
- cooling
- sealing
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The utility model belongs to motor cooling technology, in particular to a kind of electric machine casing cooling and sealing structure.Including electric machine casing and it is set to the intracorporal cooling water channel of motor casing, cooling water channel is with S type structure distribution at one week of electric machine casing, electric machine casing both ends end face is equipped with the sealing structure for sealing cooling water channel, and the outer surface of electric machine casing is equipped with the inlet and outlet being connected to cooling water channel both ends.The utility model is improved yield rate, reduced costs by being flowed through one week cooling water channel of shell, the formation problems of this structure and molding mode effective solution electric machine casing in the form of S font.
Description
Technical field
The utility model belongs to motor cooling technology, in particular to a kind of electric machine casing cooling and sealing structure.
Background technique
A large amount of heat can be generated when motor use, if being discharged outside electric machine casing not in time, the heat of aggregation be will cause
Motor stator component, rotor assembly temperature are excessively high, so that rotor magnetic steel demagnetization, stator line packet are burnt, influence the normal fortune of motor
Turn, reduced service life, so must be by radiator structure come so that temperature stablizes the model being able to bear in each components of motor
In enclosing.Original electric machine casing water channel form is usually integrally casting, and this forging type be easy to cause product defects, product
Qualification rate reduces, such as sand holes, stomata.There is also sediment outflows simultaneously it is difficult, efficiency is lower, higher cost the deficiencies of.Now it is badly in need of one
Kind effectively avoids above-mentioned casting risk, while can improve product qualification rate again, reduces the electric machine casing radiator structure of cost.
Utility model content
In view of the above-mentioned problems, the purpose of this utility model is to provide a kind of electric machine casing cooling and sealing structure, to solve
Existing the problems such as being usually cast into of poor quality, low efficiency brought by shell body and higher cost.
To achieve the goals above, the utility model uses following technical scheme:
A kind of electric machine casing cooling and sealing structure, including electric machine casing and it is set to the intracorporal cooling water of the motor casing
Road, with S type structure distribution at one week of the electric machine casing, electric machine casing both ends end face is equipped with to be used the cooling water channel
In the sealing structure for sealing the cooling water channel, the outer surface of the electric machine casing is equipped with to be connected to the cooling water channel both ends
Inlet and outlet.
Preferably, the cooling water channel includes multiple circumferentially distributed axial water channels, and each axial water channel is along axis
To extending and at positive and negative both ends by channel successively alternate communication of transferring, the turnover channel is located at the end of the electric machine casing
Portion and be unenclosed construction, the sealing structure be located at it is described turnover channel outside, for sealing the turnover channel, with
Form the cooling water channel of reciprocating and turning-back.
Preferably, the sealing structure includes being set on the electric machine casing end face to be connected to each turnover channel
Annular groove, the annular groove is interior to be equipped with sealing ring.
Preferably, the sealing ring is aluminium ring, and the aluminium ring is fixed in the annular groove by welding manner and passes through institute
State the supporting surface support of annular groove bottom.
Preferably, the sealing structure includes being set on the electric machine casing end face to be connected to each turnover channel
Multiple end grooves and the multiple sealing blocks being placed in each end groove.
Preferably, the sealing block is aluminium block, and the aluminium block is fixed in the end groove and logical by welding manner
Cross the supporting surface support of the end groove bottom.
Preferably, multiple end grooves are arcuate structure and center line is located on same circumference.
Preferably, the water inlet and the water outlet are set to same side end or the both side ends of the electric machine casing.
The advantages of the utility model and beneficial effect are: the utility model in the form of S font by being flowed through shell one week
Cooling water channel, the formation problems of this structure and molding mode effective solution electric machine casing, improves yield rate, reduces into
This.
The utility model processes groove at electric machine casing both ends, on the one hand groove forms the channel of coolant liquid, another party
Aluminium ring or aluminium block are placed by welding manner in groove in face, guarantee the leakproofness of cooling water channel, coolant liquid is avoided to leak outside.
The utility model structure is simple, is easy to extend, can be according to actual use situation adjustment shell length without modifying mould
Tool, processing technology is simple, reliable in quality, high-efficient.
Detailed description of the invention
Fig. 1 is the axonometric drawing of the utility model；
Fig. 2 is the cross-sectional view of the utility model；
Fig. 3 is enlarged view at I in Fig. 2；
Fig. 4 is electric machine casing end construction schematic diagram in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of electric machine casing end in another embodiment of the utility model.
In figure: 1 is electric machine casing, and 11 be annular groove, and 2 be sealing ring, and 3 be cooling water channel, and 31 be axial water channel, and 32 be turnover
Channel, 4 be water inlet, and 5 be water outlet, and 6 be sealing block.
Specific embodiment
Existing electric machine casing generallys use integral cast mode, but casting sand hole, stomata, shrinkage porosite etc. give the conjunction of product
Lattice rate brings influence.
For the insufficient problem of existing integral cast shell, the utility model provides a kind of cooling knot of electric machine casing
Structure, flows through one week cooling water channel of shell in the form of S type, this structure and molding mode effective solution electric machine casing at
Type problem, improves yield rate, reduces costs.
In order to keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawing and it is embodied
The utility model is described in detail in example.
As shown in Figure 1, a kind of electric machine casing cooling and sealing structure provided by the utility model, including electric machine casing 1 and set
The cooling water channel 3 being placed in electric machine casing 1, one week with S type structure distribution in electric machine casing 1 of cooling water channel 3, electric machine casing 1
Both ends end face is equipped with the sealing structure for sealing cooling water channel 3, and the outer surface of electric machine casing 1 is equipped with and 3 liang of cooling water channel
Hold the water inlet 4 and water outlet 5 of connection.
As Figure 2-3, cooling water channel 3 includes multiple circumferentially spaced axial water channels 31, each axial direction water channel 31
Along axial laying and at positive and negative both ends, by turnover channel 32, successively alternate communication, turnover channel 32 are located at electric machine casing 1
End and be unenclosed construction, sealing structure is located at turnover channel 32 outside, reciprocal to be formed for sealing turnover channel 32
The cooling water channel 3 for S type of turning back.
Water inlet 4 and water outlet 5 are set to the same side end or both ends of electric machine casing 1.
As shown in Figure 3-4, in an embodiment of the utility model, sealing structure includes being set to the both ends of electric machine casing 1
Annular groove 11 on end face, annular groove 11 are connected to each turnover channel 32 of cooling water channel 3, are equipped in annular groove 11 logical for closing turnover
The sealing ring 2 in road 32.
Sealing ring 2 is aluminium ring, and aluminium ring is fixed in annular groove 11 by welding manner, and the bottom of annular groove 11, which is equipped with, to be used to support
The supporting surface of sealing ring 2.The supporting surface that the bottom design of annular groove 11 has aluminium ring to install, it is therefore an objective to the position of limitation welding aluminium ring,
And when welding is provided to the support of aluminium ring to meeting welding procedure.The purpose of welding aluminium ring is prevented to block cooling water channel 3
Only coolant liquid is excessive.
As shown in figure 5, sealing structure includes being set to the both ends of electric machine casing 1 in another embodiment of the utility model
The multiple end grooves being connected on end face with each turnover channel 32 of cooling water channel 3 and the sealing block being placed in each end groove
6, the bottom of end groove is equipped with the supporting surface for being used to support sealing block 6.Multiple end grooves are arcuate structure and center line
On same circumference.
Sealing block 6 is aluminium block, and aluminium block is fixed in end groove by welding manner, the aluminium block of this segmented, can be with
Preferably it is suitable for the electric machine casing of different cross section shape.The purpose for welding aluminium block is to prevent from cooling down to block cooling water channel 3
Liquid is excessive.
Electric machine casing cooling and sealing structure provided by the utility model, in the inside of electric machine casing 1 integrally formed with axial direction
Water channel, both ends process groove (turnover channel), and on the one hand groove forms the channel of coolant liquid, on the other hand in the outside of groove
Aluminium ring or aluminium block, aluminium ring or aluminium block and case weld are placed, guarantees the leakproofness of cooling water channel, coolant liquid is avoided to leak outside.In electricity
The outer surface of casing body 3 processes two holes as water inlet 4 and water outlet 5, water inlet 4 and water outlet 5 respectively with cooling water channel 3
Entrance and exit communicate, so that coolant liquid is able to carry out circulation, achieve the purpose that cooling shell.
Electric machine casing cooling and sealing structure provided by the utility model, the coolant liquid in cooling water channel 3 are axially moveable,
End is turned back, and electric machine casing is flowed through in the form of S type 1 one weeks, and this cooling water channel 3 is using sandwich type element is squeezed, in end machine
The mode of processing processes the turnover channel 32 of cooling water channel 3, passes through welding with two aluminium rings in the both ends end of electric machine casing 1
Mode guarantee the sealing of cooling water channel 3.The structure of the cooling water channel 3 is simple, is easy to extend, can be according to actual use situation tune
The length of whole electric machine casing 1, and do not have to modification mold, processing technology is simple, reliable in quality, high-efficient.
The foregoing is merely the embodiments of the present invention, are not intended to limit the protection scope of the utility model.It is all
Any modification, equivalent substitution and improvement made within spirit of the present utility model and principle, extension etc., are all contained in this reality
With in novel protection scope.
Claims (8)
1. a kind of electric machine casing cooling and sealing structure, which is characterized in that including electric machine casing (1) and be set to the electric machine casing
(1) cooling water channel (3) in, one week with S type structure distribution in the electric machine casing (1) of the cooling water channel (3), the electricity
Casing body (1) both ends end face is equipped with sealing structure for sealing the cooling water channel (3), the electric machine casing (1) it is outer
Surface is equipped with the water inlet (4) and water outlet (5) being connected to the cooling water channel (3) both ends.
2. electric machine casing cooling and sealing structure according to claim 1, which is characterized in that the cooling water channel (3) includes
Multiple circumferentially distributed axial water channels (31), each axial water channel (31) axially extend and pass through at positive and negative both ends
Successively alternate communication, turnover channel (32) are located at the end of the electric machine casing (1) and are open type for turnover channel (32)
Structure, the sealing structure is located at the outside of turnover channel (32), past to be formed for sealing the turnover channel (32)
The cooling water channel (3) turned back again.
3. electric machine casing cooling and sealing structure according to claim 2, which is characterized in that the sealing structure includes setting
It is equipped in the annular groove (11) being connected on the electric machine casing (1) end face with each turnover channel (32), the annular groove (11)
Sealing ring (2).
4. electric machine casing cooling and sealing structure according to claim 3, which is characterized in that the sealing ring (2) is aluminium ring,
The aluminium ring is fixed in the annular groove (11) by welding manner and is supported by the supporting surface of the annular groove (11) bottom.
5. electric machine casing cooling and sealing structure according to claim 2, which is characterized in that the sealing structure includes setting
In the multiple end grooves being connected on the electric machine casing (1) end face with each turnover channel (32) and it is placed in each end
Multiple sealing blocks (6) in portion's groove.
6. electric machine casing cooling and sealing structure according to claim 5, which is characterized in that the sealing block (6) is aluminium block,
The aluminium block is fixed in the end groove by welding manner and is supported by the supporting surface of the end groove bottom.
7. electric machine casing cooling and sealing structure according to claim 5, which is characterized in that multiple end grooves are
Arcuate structure and center line is located on same circumference.
8. electric machine casing cooling and sealing structure according to claim 1, which is characterized in that the water inlet (4) and described
Water outlet (5) is set to same side end or the both side ends of the electric machine casing (1).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018205697909 | 2018-04-20 | ||
| CN201820569790 | 2018-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208461603U true CN208461603U (en) | 2019-02-01 |
Family
ID=63101968
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810443690.6A Pending CN108400671A (en) | 2018-04-20 | 2018-05-10 | Electric machine casing cooling and sealing structure |
| CN201820694063.5U Active CN208461603U (en) | 2018-04-20 | 2018-05-10 | Electric machine casing cooling and sealing structure |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810443690.6A Pending CN108400671A (en) | 2018-04-20 | 2018-05-10 | Electric machine casing cooling and sealing structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN108400671A (en) |
| WO (1) | WO2019200635A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110350708A (en) * | 2019-07-17 | 2019-10-18 | 上海浩正电气有限公司 | Water channel processing method and motor housing cooling structure |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387937B (en) * | 2019-08-12 | 2022-07-12 | 中车株洲电力机车研究所有限公司 | Permanent magnet synchronous motor, motor shell and sand core for processing |
| CN112975457A (en) * | 2021-03-18 | 2021-06-18 | 广州市昊志机电股份有限公司 | Multi-axis turntable and machine tool |
| US20230192808A1 (en) | 2021-05-10 | 2023-06-22 | The Regents Of The University Of Colorado, A Body Corporate | Hla engineering methods and compositions for treatment of autoimmunity |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204030818U (en) * | 2014-06-23 | 2014-12-17 | 华域汽车电动系统有限公司 | Integrated water-cooling electric machine casing |
| CN205509730U (en) * | 2016-01-29 | 2016-08-24 | 联合汽车电子有限公司 | Water cooled machine's casing water course structure and casing body |
| CN206226184U (en) * | 2016-10-08 | 2017-06-06 | 宁波腾隆户外用品有限公司 | A kind of electric machine casing with cooling structure |
| CN206775291U (en) * | 2017-04-01 | 2017-12-19 | 杨文波 | A kind of electric car high-power water-cooling motor case |
-
2018
- 2018-05-10 CN CN201810443690.6A patent/CN108400671A/en active Pending
- 2018-05-10 WO PCT/CN2018/086308 patent/WO2019200635A1/en active Application Filing
- 2018-05-10 CN CN201820694063.5U patent/CN208461603U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110350708A (en) * | 2019-07-17 | 2019-10-18 | 上海浩正电气有限公司 | Water channel processing method and motor housing cooling structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108400671A (en) | 2018-08-14 |
| WO2019200635A1 (en) | 2019-10-24 |
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