CN107437864A - Motor case - Google Patents
Motor case Download PDFInfo
- Publication number
- CN107437864A CN107437864A CN201710338800.8A CN201710338800A CN107437864A CN 107437864 A CN107437864 A CN 107437864A CN 201710338800 A CN201710338800 A CN 201710338800A CN 107437864 A CN107437864 A CN 107437864A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- cooling
- outer cover
- cooling end
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- 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
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- 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
- 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
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
-
- 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
- H02K9/20—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil wherein the cooling medium vaporises within the machine casing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The present invention relates to motor case, it is characterised in that cooling end forms bottom loop construction that to upper end untill continuous winding form of the body from the regulation space of water jacket.By making cooling end form fine and closely woven loop construction; and cooling end is set firmly to be close to outer cover body to expand film-cooled heat by embedding and injection molding; on this basis; cooling effectiveness is set to reach maximization in the outer peripheral face addition cooling fins of cooling end; so as to obtain following effect; i.e.; not only embody outstanding motor defencive function; but also motor performance can be improved; thus; it can realize that expense is thrifty by extending motor life, at the same time, can also together improve the performance of subject by improving motor performance.
Description
Technical field
The present invention relates to motor case, in more detail, is related to following motor case, i.e. by making cooling end be formed carefully
Close loop construction, and cooling end is firmly close to outer cover body to expand film-cooled heat, herein by embedding and injection molding
On the basis of, cooling effectiveness is reached maximization in the outer peripheral face addition cooling fins of cooling end.
Background technology
Generally, motor is the conductor used the power on magnetic force suffered in magnetic field, to convert electrical current into the dress of mechanical energy
Put.
This motor includes：Stator, receive electric current；Rotor, axle rotation is carried out by the magnetic force of said stator；And motor
Shell, for protecting stator and rotor.
Moreover, it is provided with for preventing from making motor case because heat caused by the operation of motor conducts to motor case
The cooling unit of heat loss occurs.
This cooling unit is commonly divided into the ventilation type cooled down using air and cooled down using cooling water
Water-cooled.
Wherein, ventilation type sets multiple cooling fins to pass through above-mentioned cooling fins by the lateral surface in motor case
Extraneous air carries out heat exchange, to reach cooling motor case.
Moreover, water-cooled makes cooling water in water jacket inner loop by forming water jacket in motor case, to reach cold
But motor case.
But in the case of use is air-cooled, due to only setting cooling fins cold to carry out in the outside of motor case
But, the problem of substantially being reduced accordingly, there exist cooling effectiveness.
Moreover, in the case of use is water-cooled, due to being cooled down using water jacket with cooling water, therefore, although cold
But efficiency can increase, and still, limitation be present in the shape of water jacket and structure etc., exist and be possible to underproof hidden
Suffer from, moreover, cooling water stream also can only be uneven, also, water jacket is formed by the material of motor case itself, therefore, is had
The problem of being possible to produce cracking etc. in the case of the poor rigidity of motor case.
The content of the invention
The present invention is as described above for solving the problems, such as, its object is to, there is provided following motor case, i.e. by making
Cooling end forms fine and closely woven loop construction, and it is cold to expand by embedding and injection molding cooling end is firmly close to outer cover body
But area, on this basis, cooling effectiveness is made to reach maximization in the outer peripheral face addition cooling fins of cooling end, thus, no
Outstanding motor defencive function is only embodied, but also motor performance can be improved.
Also, another object of the present invention is to, there is provided following motor case, i.e. by setting the pipe from cooling end
The straight sections that body upper end extends downwards make inlet portion and exit site in same horizontal line, so as to so that cooling water pipe not
The mode of length difference be present makes pipe connection operation become light.
Also, it is a further object of the present invention to provide following motor case, i.e. by being provided for being opened and closed entrance
Portion, the opening and closing valve of export department, valve is opened during reaching use, valve is closed when unused, so as to prevent foreign matter to body
Inside flows into.
To achieve these goals, the motor case of one embodiment of the invention includes：Outer cover body, in outer cover body
The water jacket with the regulation space being isolated with outside is internally provided between side and lateral surface；And cooling end, configuration
In in the regulation space of above-mentioned water jacket, the inlet portion of cooling water, export department expose to the outside of above-mentioned outer cover body, said motor
Shell is characterised by, above-mentioned cooling end formed body from the bottom in the regulation space of above-mentioned water jacket untill upper end it is continuous
The loop construction being entwined.
Brief description of the drawings
Fig. 1 is the stereogram for the motor case for representing one embodiment of the invention.
Fig. 2 is the exploded perspective view for the motor case for representing one embodiment of the invention.
Fig. 3 is the sectional view for the motor case for representing one embodiment of the invention.
Fig. 4 be represent one embodiment of the invention motor case body and cooling fins bonding state major part
Stereogram.
Fig. 5 be represent one embodiment of the invention motor case body and cooling fins bonding state major part
Enlarged drawing.
Fig. 6 is the stereogram of the cooling end for the motor case for representing another embodiment of the present invention.
Fig. 7 is the major part top view of the opening and closing valve for the motor case for representing another embodiment of the present invention.
Embodiment
As shown in Figures 1 to 5, the motor case of one embodiment of the invention includes outer cover body 10 and cooling end 20.
Above-mentioned outer cover body 10 forms drum open above boring, to set the rotation of motor on the inside of it
Rotating shaft (not shown) etc., being internally provided between the inner peripheral surface and outer peripheral face of the above-mentioned outer cover body 10 with specific thickness
Water jacket 11 with the regulation space being isolated with outside.
Wherein, above-mentioned water jacket 11 is the space that is formed in the state of above-mentioned cooling end 20 is removed.
Moreover, the first protection portion 12, above-mentioned first protection portion are provided with the side of the bottom of above-mentioned outer cover body 10
12 formed it is square block-shaped, in the center of above-mentioned first protection portion 12 formed with making inlet portion 21 penetrate the through hole 12a that exposes,
Above-mentioned first protection portion 12 is used in the state of the inlet portion 21 of cooling end 20 exposes to outside by surrounding above-mentioned inlet portion
21 rear side is protected.
Moreover, the above-mentioned outer cover body 10 adjacent with above-mentioned first protection portion 12 outer peripheral face along upper and lower whole installation
Have the second protection portion 13, above-mentioned second protection portion 13 formed it is block-shaped along right angle long up and down, in above-mentioned second protection portion 13
Lower end formed with making export department 24 penetrate the through hole 13a that exposes, above-mentioned second protection portion 13 is used for above-mentioned cold by surrounding
But the rear portion of the bending section 22 in portion 20, straight sections 23 and export department 24 is protected.
Above-mentioned cooling end 20 is configured in the regulation space of above-mentioned water jacket 11, and has flow in and out cooling water to enter
Oral area 21, export department 24, above-mentioned cooling end 20 form body 20a from the bottom to upper end in the regulation space of above-mentioned water jacket 11
Untill the loop construction that forms of continuous winding.
Moreover, the above-mentioned inlet portion 21 of above-mentioned cooling end 20 form loop construction bottom body 20a front ends to
Outside is bent, to expose to the extension of the outer linear of above-mentioned outer cover body 10.
Moreover, above-mentioned cooling end 20 includes：Bending section 22, form loop construction upper end body 20a front ends to
Outside forms once bending and formed；And straight sections 23, from the front end of above-mentioned bending section 22 linear extension downwards, above-mentioned outlet
Portion 24 forms the structure that the outside extension bent laterally in the lower end of above-mentioned straight sections 23 and to above-mentioned outer cover body 10 is exposed.
Wherein, above-mentioned export department 24 is located at same horizontal line by bending section 22 and straight sections 23 with above-mentioned inlet portion 21
On, such as so that for supplying the cooling water pipe being connected with inlet portion 21, export department 24 of cooling water to cooling end 20 (not
Diagram) length it is identical so that pipe connection is more convenient, can also refrigerating function is played by single tube.
That is, in exit site in the case of cooling end upper end, for the cooling water pipe being connected with above-mentioned export department
Length can be elongated, and its connection operation also becomes complicated, also, in order to connect inlet portion, export department respectively, it is necessary to needs
Two are individually managed.
On the other hand, cooling fins 25 are provided with the side of above-mentioned cooling end 20, above-mentioned cooling fins are used to cause stream
Transmitted to the cold air of body 20a cooling water to above-mentioned outer cover body 10.
Wherein, above-mentioned cooling fins 25 formed one end from the upper end of cooling end 20 untill bottom with above-mentioned cooling
Portion 20 be integrally attached to connect and the other end with radiated entends along thin plate belt shape long up and down.
Moreover, the above-mentioned tubular body 20a of above-mentioned loop construction is formed in the body along above-below direction each layer overlapping layer by layer
Separated from each other predetermined distance between 20a, formed with gap 20b.
Wherein, above-mentioned tubular body 20a section is circular tube structure, is connected in the above-mentioned tubular body 20a with above-mentioned cooling fins 25
Tactile one side has the multiple depressed parts for the outer peripheral face for being surrounded in a manner of making contact area become big and being close to each body 20a
25a。
Moreover, being provided with protuberance 25b between the depressed part 25a of above-mentioned cooling fins 25, above-mentioned protuberance 25b passes through
It is prominent to extension between body 20a, to expand the contact area between body 20a.
Wherein it is preferred to above-mentioned protuberance 25b is set to extend to the contact that body 20a intersects with horizontal wiring.
That is, if above-mentioned protuberance 25b exceeds contact, body 20a contact can not be formed, it is thus preferred that making protrusion
Untill portion 25b extends to contact.
Multiple this above-mentioned cooling fins 25 are continuously matched somebody with somebody with the outer peripheral face at equal intervals along body 20 in regulation arc chord angle
Put, if this multiple cooling fins 25 continuously configured are set as into one group of cooling fins, again match somebody with somebody one group of cooling fins
The whole outer peripheral face of body 20 is placed in, so as to which the cooling effectiveness of outer cover body 10 can be improved.
Moreover, as shown in fig. 6, this cooling fins 25 are not only arranged at the outer peripheral face of body 20 and are also provided at body
20 inner peripheral surface, so as to make to reach maximization to the cooling effectiveness of outer cover body 10.
In the case, in order to improve the inner peripheral surface of above-mentioned cooling end 20, outer peripheral face cooling fins cooling effectiveness, it is excellent
Selection of land, cooling fins 25 are arranged with "the" shape each other.
Moreover, as shown in fig. 7, opening and closing valve 21b, 24b are respectively arranged with above-mentioned inlet portion 21 and export department 24, not
In the case of using inlet portion 21, export department 24, above-mentioned opening and closing valve 21b, 24b is come by closing inlet portion 21, export department 24
Foreign matter is blocked to be flowed into by inlet portion 21, export department 24 to the inner side of cooling end 20, in the feelings using inlet portion 21, export department 24
Under condition, in order to reopen inlet portion 21, export department 24, handle is rotated to horizontal direction, then make to be configured at inlet portion 21, go out
Opening-closing plate 21a, 24a of the circular plate shape of the inner side of oral area 24 carry out axle rotation, so as to open inlet portion 21, export department 24
Close.
On the other hand, above-mentioned outer cover body 10 cast in the case where above-mentioned cooling end 20 is inserted into it is above-mentioned cold
But portion 20 forms and is integrated, and can so solve following problem, i.e. husky material is put into using sand casting conventional
Inserts cast after through removing during stream is come by way of making cooling water circulation caused by sand, because in casting process
Sandy inserts is impaired and causes the underproof problem of stream or the process cooled down in the stream only by cast-internal
Middle the problems such as producing cracking because of the poor rigidity of casting itself.
Moreover, the cooling end 20 that the rigid by the present invention is formed has as inserts come the motor case cast
The durability of color, thus electric automobile can be primarily adapted for use in.
The motor case of one embodiment of the invention with structure as described above in the mold frame got ready by throwing
Enter cooling end 20 and be put into casting liquid to complete casting.
The motor case so completed causes casting liquid to enter the gap 20b and each cooling fins 25 of cooling end 20
Between and solidify, ultimately form the bonding state that outer cover body 10 and cooling end 20 firmly engage.
In this state, the part such as stator and rotary shaft (not shown) is put into the inside of outer cover body 10, and passed through
Motor is completed to the upper-end caps upper cover (not shown) opened of outer cover body 10.
Moreover, in starter motor and during producing heat, if passing through inlet portion 21 puts into cooling water, cooling water edge
It is upward the body 20a rotations of the cooling end 20 of loop construction, and outer cover body 10 is cooled down, is supplied to cooling end 20
Upper end body 20a cooling water is discharged by bending section 22 and straight sections 23 from export department 24 to outside.
The mistake for being supplied by inlet portion 21 and being discharged again to export department 24 by body 20a by persistently carrying out this repeatedly
Journey, to be cooled down to motor.
On the other hand, the cooling in motor be stopped or without cooling in the case of, in order to block foreign matter to put into pipe
Body 20a, inlet portion 21, export department 24 can be closed by being opened and closed valve 21b, 24b.
Like this, motor case of the invention is by making cooling end form fine and closely woven loop construction, and passes through embedding and injection molding
To make cooling end firmly be close to outer cover body to expand film-cooled heat, on this basis, added in the outer peripheral face of cooling end
Cooling fins make cooling effectiveness reach maximization, so as to not only embody outstanding motor defencive function, but also can improve horse
Up to performance, thus, can realize that expense is thrifty by extending motor life, at the same time, can also by improve motor performance come
Together improve the performance of subject.
Also, by setting the straight sections extended downwards from the body upper end of cooling end to make inlet portion and exit site
In in same horizontal line, so as to make pipe connection operation become light in a manner of making cooling water pipe that length difference be not present.
Also, by be provided for being opened and closed inlet portion, export department opening and closing valve, open valve during reaching use, not
Valve is closed during use, thus prevents foreign matter from being flowed into tubular body, so as to avoid causing cooling effectiveness because foreign matter flows into
Decline.
Claims (3)
1. a kind of motor case, including：
Outer cover body, being internally provided with the regulation being isolated with outside between the medial surface and lateral surface of outer cover body
The water jacket in space；And
Cooling end, it is configured in the regulation space of above-mentioned water jacket, the inlet portion of cooling water, export department are to the outer of above-mentioned outer cover body
Portion exposes,
Said motor shell is characterised by,
The bottom in regulation space of the above-mentioned cooling end formation body from above-mentioned water jacket continuous winding untill upper end forms
Loop construction,
There are cooling fins in the side of above-mentioned cooling end, for the cold air of cooling water that to flow to body to above-mentioned shell sheet
Body transmission,
Above-mentioned cooling fins form one end and are integrally attached to from the upper end of cooling end untill bottom with above-mentioned cooling end
Connect and the other end is with the thin sheet form of radiated entends.
2. motor case according to claim 1, it is characterised in that
In above-mentioned cooling end,
Above-mentioned inlet portion is bent laterally in the body front end for the bottom for forming loop construction, to the outer of above-mentioned outer cover body
Portion's extension is exposed,
Above-mentioned cooling end includes：
Bending section, form once bending laterally in the body front end for the upper end for forming loop construction and form；And
Straight sections, from the front end of above-mentioned bending section linear extension downwards,
Above-mentioned export department forms the outside extension bent laterally in the lower end of above-mentioned straight sections and to above-mentioned outer cover body and exposed
Structure.
3. motor case according to claim 1, it is characterised in that form the above-mentioned tubular body of above-mentioned loop construction by
Separated from each other predetermined distance forms gap in-between.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020160063878A KR101636259B1 (en) | 2016-05-25 | 2016-05-25 | Motor housing |
| KR10-2016-0063878 | 2016-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107437864A true CN107437864A (en) | 2017-12-05 |
Family
ID=56502617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710338800.8A Pending CN107437864A (en) | 2016-05-25 | 2017-05-15 | Motor case |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101636259B1 (en) |
| CN (1) | CN107437864A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101767621B1 (en) | 2017-03-17 | 2017-08-14 | 이영식 | Motor Housing and Manufacturing Method of it |
| KR102591381B1 (en) * | 2018-02-28 | 2023-10-19 | 엠에이치기술개발 주식회사 | Method for manufacturing motor housing cooling device and motor housing cooling device manufactured by the manufacturing method |
| CN114520562A (en) * | 2022-03-09 | 2022-05-20 | 江苏欧斯特精密机械有限公司 | High-strength corrosion-resistant wind power motor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0859447A1 (en) * | 1997-02-14 | 1998-08-19 | General Electric Company | Liquid cooled electric motor frame |
| TW200805861A (en) * | 2006-07-03 | 2008-01-16 | Joy Ride Technology Co Ltd | Airtight motor capable of dissipating heat |
| CN201230257Y (en) * | 2008-07-17 | 2009-04-29 | 宝元数控精密股份有限公司 | Heat radiating construction for motor |
| CN104882992A (en) * | 2015-06-10 | 2015-09-02 | 常熟市第二特种电机有限公司 | Novel high-temperature-resistant motor case |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030073903A (en) | 2002-03-13 | 2003-09-19 | (주)테놉스 | Method for manufacturing the heat sink using insert casting of fin and auxiliary plate |
| KR100907937B1 (en) * | 2007-06-29 | 2009-07-16 | 한국산업기술대학교산학협력단 | Electric motor cooling device |
| KR101714842B1 (en) * | 2014-11-12 | 2017-03-10 | 주식회사 포스코 | Motor for Electric Vehicle |
-
2016
- 2016-05-25 KR KR1020160063878A patent/KR101636259B1/en active IP Right Grant
-
2017
- 2017-05-15 CN CN201710338800.8A patent/CN107437864A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0859447A1 (en) * | 1997-02-14 | 1998-08-19 | General Electric Company | Liquid cooled electric motor frame |
| TW200805861A (en) * | 2006-07-03 | 2008-01-16 | Joy Ride Technology Co Ltd | Airtight motor capable of dissipating heat |
| CN201230257Y (en) * | 2008-07-17 | 2009-04-29 | 宝元数控精密股份有限公司 | Heat radiating construction for motor |
| CN104882992A (en) * | 2015-06-10 | 2015-09-02 | 常熟市第二特种电机有限公司 | Novel high-temperature-resistant motor case |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101636259B1 (en) | 2016-07-06 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171205 |