CN108539925A - A kind of motor with heat sinking function - Google Patents
A kind of motor with heat sinking function Download PDFInfo
- Publication number
- CN108539925A CN108539925A CN201810499813.8A CN201810499813A CN108539925A CN 108539925 A CN108539925 A CN 108539925A CN 201810499813 A CN201810499813 A CN 201810499813A CN 108539925 A CN108539925 A CN 108539925A
- Authority
- CN
- China
- Prior art keywords
- motor
- shaped pipe
- motor case
- sinking function
- heat sinking
- 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
- 239000012782 phase change material Substances 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 9
- 230000002776 aggregation Effects 0.000 abstract description 2
- 238000004220 aggregation Methods 0.000 abstract description 2
- 230000007812 deficiency Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The present invention provides a kind of motors with heat sinking function, are related to technical field of motors, including motor case, stator, rotor and output shaft, and the motor further includes back-shaped pipe, phase-change material.The motor case is cylindrical shape, two-port is opening, the back-shaped pipe in axial direction passes through two-port ring set on the shell wall of the motor case, the back-shaped pipe is located at the interior pipeline section inside motor case and is fixed on the motor case inner wall, outer segment outside motor case is fixed on the motor case outer wall, and said inner tube section, which joins with the outer segment at the motor case two-port, to be connected to；The phase-change material is filled with inside the back-shaped pipe.The motor with heat sinking function of the present invention can solve existing motor because heat aggregation, motor internal temperature are excessively high caused by heat dissipation deficiency, the problems such as burning out or damage so as to cause motor.
Description
Technical field
The present invention relates to a kind of motor field more particularly to a kind of motors with heat sinking function.
Background technology
Stator and rotor subject will produce amount of heat when motor works, and cause motor bulk temperature to be substantially increased, system
Each component energy consumption increases, and efficiency reduces, serious to burn motor, so motor radiating is extremely important.The heat dissipation of motor at present
It is mainly rotated by the fan work of inside setting, takes away motor internal heat, not only need to be additionally provided the energy, but also radiate
Effect is bad, often assembles the speed of heat considerably beyond radiating rate, leads to motor internal temperature or constantly rise, damage
Component inside bad motor, the problem of causing motor that can not work.
Invention content
In order to solve the deficiency present in above-mentioned technology, the present invention proposes a kind of motor with heat sinking function, efficiently avoids
The aggregation of motor internal heat leads to temperature excessively high the problem of burning out motor.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of motor with heat sinking function, including motor case, stator, rotor and output shaft, the motor further include back
Shape pipe, phase-change material；The motor case is cylindrical shape, and two-port is opening, and the back-shaped pipe in axial direction passes through both ends
Choma is sleeved on the shell wall of the motor case, and the interior pipeline section that the back-shaped pipe is located inside motor case is fixed on the motor
On casing inner wall, the outer segment outside motor case is fixed on the motor case outer wall, said inner tube section and described
Outer segment joins connection at the motor case two-port；The phase-change material is filled with inside the back-shaped pipe.
Further, the inner sealing of the back-shaped pipe.
Further, the back-shaped pipe quantity is multiple, is evenly distributed on the motor case.
Further, the back-shaped pipe entire body diameter is completely the same.
Further, the motor case both ends open is covered by upper end cover and bottom end cover.
Further, the upper end cover and the bottom end cover on be uniformly distributed multiple through-holes, the through-hole is returned for described
Shape pipe passes through, and is mutually matched with position, quantity and the shape of the back-shaped pipe.
Further, the said inner tube section of the back-shaped pipe is consolidated by the interior fixed block for being fixed on the motor case inner wall
Fixed, the outer segment of the back-shaped pipe is fixed by the outer fixed block for being fixed on the motor case outer wall.
Further, the tube section of the back-shaped pipe is rectangle or round or ellipse.
Further, the diameter of the back-shaped pipe is less than the gap between the motor case inner wall and the stator outer circle
Size.
Further, under the conditions of same pressure equality of temperature, the back-shaped pipe inner space is more than the volume of the phase-change material.
Compared with prior art, the invention has the advantages that：
1. the present invention provides a kind of motor with heat sinking function, by the way that phase-change material to be filled in back-shaped pipe, then will return
Shape pipe ring is sleeved on the shell wall of motor case, is in the principle of different conditions under different temperatures pressure using phase-change material,
Heat absorption becomes gaseous state from solid-state inside motor, and volume constantly becomes larger, and expands to other spaces of back-shaped pipe, by motor internal heat band
It is discharged to outside motor, in outside motor since temperature is relatively low, gaseous phase change material releases heat becomes solid, is then rushed by air-flow
It brushes inside motor, such cycle operation, achievees the purpose that temperature with high efficiency radiates.
2. the energy-absorbing and exoergic when the radiation processes of motor are by phase-change material state change are efficient by motor internal heat energy
Band to outside distributes, and need not be additionally provided power supply, not only energy conservation and environmental protection, but also heat dissipation effect is apparent.
Description of the drawings
Fig. 1 is a kind of main body schematic diagram of the motor with heat sinking function provided by the invention.
Fig. 2 is a kind of internal structure schematic diagram of the motor with heat sinking function provided by the invention.
Reference sign：
1- motor cases；2- back-shaped pipes；3- phase-change materials；The outer fixed blocks of 4-；5- upper end covers；6- bottom end covers；It is fixed in 7-
Block；8- rotors；9- output shafts；10- stators.
Specific implementation mode
In order to further explain the technical solution of the present invention, being explained in detail the present invention below by specific embodiment
It states.It should be noted that attached drawing is all made of very simplified form and uses non-accurate ratio, only to conveniently, lucidly
Aid in illustrating the purpose of the embodiment of the present invention.
As shown in Figure 1, the present invention provides a kind of motor with heat sinking function, including motor case 1, stator 10,8 and of rotor
Output shaft 9, the motor further include back-shaped pipe 2, phase-change material 3.The motor case 1 is cylindrical shape, and two-port is opening, institute
Stating back-shaped pipe 2 in axial direction passes through two-port ring set on the shell wall of the motor case 1, and the back-shaped pipe 2 is by four parts
Composition, is interior pipeline section, outer segment and two semi-circular bend pipes respectively.Said inner tube section is located inside motor case 1, is fixed on institute
It states on 1 inner wall of motor case；The outer segment is located at outside motor case 1, is fixed on 1 outer wall of the motor case.It is described
Interior pipeline section, which joins with the outer segment at 1 two-port of the motor case, to be connected to, and is plugged into company by two semi-circular bend pipes
Logical, i.e., the connection of the described back-shaped pipe is followed successively by said inner tube section, a semi-circular bend pipe, outer segment, another semi-circular bend pipe.
2 entire body diameter of the back-shaped pipe is completely the same, that is, takes said inner tube section, outer segment consistent with the outer diameter of two semi-circular bend pipes.
Stress deformation in view of bend pipe and thinned effect, the numerical value that the wall thickness of the semi-circular bend pipe is chosen are slightly larger than said inner tube section
With the outer segment.Preferably, the wall ratio said inner tube section and the outer segment of the semi-circular bend pipe are two millimeters thick.
The said inner tube section of the back-shaped pipe 2 is fixed by the interior fixed block 7 for being fixed on 1 inner wall of the motor case, described
The outer segment of back-shaped pipe 2 is fixed by the outer fixed block 4 for being fixed on 1 outer wall of the motor case.The motor case is ring
Shape steel, the interior fixed block 7 and the outer fixed block 4 straight line in an axial direction on 1 inner and outer wall of the motor case respectively
Arrangement, and about 1 axial symmetry of the motor case.The interior fixed block 7 and the outer fixed block 4 are directly soldered or bolt is solid
It is scheduled on the motor case 1.The interior fixed block 7 and the outer fixed block 4 can be lock, clip etc., it is preferable that described
Interior fixed block 7 and the outer fixed block 4 are clip, and yoke configurations are：Centre is half ring plate that can embrace pipeline section, and both sides are band logical
Flat piece of hole.In one embodiment, when said inner tube section and outer segment are each passed through positioned at 1 inner wall of the motor case and outer
When the clip on wall, the clip fitted bolt, gasket are used together with nut, will work as said inner tube section and outer segment point
It is not fixed on 1 inner and outer wall of the motor case.
After said inner tube section and outer segment are separately fixed on the inner and outer wall of the motor case 1, in described
A certain amount of phase-change material 3 of filling, then docks semi-circular bend pipe with them in pipeline section and the pipe of outer segment.Positioned at institute
It states the said inner tube section of 1 the same end of motor case and two nozzles of outer segment and same two nozzle of semi-circular bend pipe one is a pair of
It answers, then the welding manner of butt welding is used to seal them.Similarly, it is located at the described of 1 other end of the motor case
Interior pipeline section and two nozzles of outer segment seal in the same way.So, the structure complete combination of the back-shaped pipe is complete
At inside connection and sealing.The inside of the back-shaped pipe 2 must assure that sealing, this is in order to avoid the phase-change material 3 is let out
Dew, especially when the phase-change material 3 absorbs heat phase change expansion, caused volume becomes larger.The phase-change material 3 can be water,
The composite phase-change material of oil, freon, inorganic salts.Preferably, the phase-change material 3 chooses inorganic salts composite phase-change material.Institute
Stating phase transition process of the phase-change material 3 in the back-shaped pipe has：Solid-state-liquid-solid-state, is consolidated liquid-gaseous state-liquid
State-gaseous state-solid-state, liquid-gaseous state-liquid.In one embodiment, when motor internal heat is constantly assembled, make to be located at
The temperature of said inner tube section on 1 inner wall of the motor case constantly increases, and is constantly absorbed in the solid phase-change material 3
Heat, after the heat of absorption reaches certain value, the phase-change material 3 becomes gaseous state by solid-state, and volume, which constantly becomes larger, causes gas
Body portion is to the outer segment diffusion on 1 outer wall of the motor case, in motor case outer wall, relatively due to temperature
Low, the airflow scouring that heat release becomes solid-state from gas, and spread to the cold of the phase-change material 3 for being diffused into the outer segment returns
To said inner tube section, the above cycle is repeated, constantly carries away the heat inside motor, makes to reach cooling effect inside motor
Fruit.The ingenious endless tube for being inside the back-shaped pipe 2 to be connection and seal of the embodiment of the present invention, next is its ring set in institute
State on motor case 1 so that a part in the inside of the motor case 1, a part in the outside of the motor case 1, and
It is close to motor case 1.The difference of 1 inside and outside temperature of the motor case is exactly the 2 inside phase-change material of the back-shaped pipe
The power of 3 state change, and the smooth connectivity structure of the back-shaped pipe 2 makes the phase-change material 3 become gas in solid-state
The resistance that circulation and diffusion after state are subject to is smaller, can comparatively fast take heat outside the motor case 1 to, while in the electricity
The phase-change material 3 after becoming solid-state from gaseous state to the cold outside machine casing 1, which is relatively easy to be washed, returns to the motor case 1
Entire cycle is completed in inside.It so designs more flexible, more efficiently releases motor internal heat, heat dissipation effect is notable.
Under the conditions of same pressure equality of temperature, 2 inner space of the back-shaped pipe is more than the volume of the phase-change material 3.This is because
Ensure that the phase-change material 3 can also be accommodated in the back-shaped pipe 2 after the phase change, avoid volume it is excessive cause it is described back-shaped
Pipe 2 bursts, and causes unnecessary safety problem.
The tubing of the back-shaped pipe 2 is steel or aluminium alloy, it is preferable that chooses the stainless steel in steel.The back-shaped pipe 2
Tube section be rectangle or round or ellipse, it is preferable that choose round.Because the effect of the back-shaped pipe 2 is heat dissipation,
The main functionality of motor cannot be influenced, that is, the work of the stator 10 and the rotor 8 in motor cannot be influenced.Cause
This, the diameter of the back-shaped pipe 2 is less than the gap size between 10 outer circle of 1 inner wall of the motor case and the stator, protects
The back-shaped pipe 2 will not be touched in the course of work by demonstrate,proving the stator 10, and the phase-change material 3 inside the back-shaped pipe 2 exists
Vibration caused by phase transition process will not influence the stator 10.
2 quantity of the back-shaped pipe is multiple, is evenly distributed on the motor case 1.Perpendicular to the axial direction of the motor
Direction sees that each back-shaped pipe 2 only takes up the position of a line on the motor case 1, so to make heat dissipation effect
Preferably, it should make each line position in 1 axial direction of the motor case that the back-shaped pipe 2 is all set；But if setting is too intensive,
The phase-change material 3 can cause mutually to restrict in the bad heat dissipation of the outer segment, so between the two neighboring back-shaped pipe 2
Want spaced apart.In one embodiment, the outer segment with close to the opposite another side of 1 outer wall of the motor case
On add fin either with the protrusion that is connected to inside the outer segment, and be uniformly distributed in the outer segment.Because of root
According to radiating principle, the fin or protrusion can reach increase heat transfer efficiency by increasing heat radiation area.
1 both ends open of the motor case is covered by upper end cover 5 and bottom end cover 6.The motor case 1 respectively with it is described on
End cap 5, the bottom end cover 6 are threadedly coupled.The motor case 1 on end face can be equipped with several bolts hole, the upper end cover 5,
The bottom end cover 6 and the motor case 1 are equipped on the corresponding position of bolt hole and also are provided with bolt hole.Described in being covered when needs
When motor upper port, the bolt hole of both the motor case 1 and the upper end cover 5, attaching nut is passed through to tighten i.e. with bolt
Can, the lower port for covering the motor is also equally to operate.It is uniformly distributed on the upper end cover 5 and the bottom end cover 6 multiple
Through-hole, the through-hole are passed through for the back-shaped pipe 2, are mutually matched with position, quantity and the shape of the back-shaped pipe 2.In order to
Dust etc. is avoided to enter inside the motor, the through-hole internal diameter should be only more somewhat larger than the outer diameter of the back-shaped pipe 2, described
It, can be in full-filling fluid sealant in the gap of the through-hole and the back-shaped pipe, or setting after back-shaped pipe passes through the through-hole
Sealing ring.
The provided by the invention kind of motor with heat sinking function, by the way that phase-change material is filled in back-shaped pipe, then will be back-shaped
Pipe ring is sleeved on the shell wall of motor case, is in the principle of different conditions under different temperatures pressure using phase-change material, will be electric
Machine internal heat takes outside motor release to, and such cycle operation achievees the purpose that cooling and heat dissipation.And radiation processes do not need
It is additionally provided power supply, energy derives from the heat generated inside motor, not only energy conservation and environmental protection, but also heat dissipation effect is apparent.
It should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although reference
Invention is explained in detail for previous embodiment, it will be understood by those of ordinary skill in the art that：It still can be right
Technical solution recorded in foregoing embodiments is modified or equivalent replacement of some of the technical features；And this
A little modification or replacements, the protection domain for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of motor with heat sinking function, including motor case (1), stator (10), rotor (8) and output shaft (9), feature
It is, the motor further includes back-shaped pipe (2), phase-change material (3)；The motor case (1) is cylindrical shape, and two-port is to open
Mouthful, the back-shaped pipe (2) in axial direction passes through two-port ring set on the shell wall of the motor case (1), the back-shaped pipe
(2) it is located at the internal interior pipeline section of motor case (1) to be fixed on the motor case (1) inner wall, it is external is located at motor case (1)
Outer segment be fixed on the motor case (1) outer wall, said inner tube section and the outer segment are in the motor case (1) two
Join connection at port；The phase-change material (3) is filled with inside the back-shaped pipe (2).
2. a kind of motor with heat sinking function according to claim 1, which is characterized in that the inside of the back-shaped pipe (2)
Sealing.
3. a kind of motor with heat sinking function according to claim 1, which is characterized in that back-shaped pipe (2) quantity is
It is multiple, it is evenly distributed on the motor case (1).
4. a kind of motor with heat sinking function according to claim 1, which is characterized in that back-shaped pipe (2) entire body is straight
Diameter is completely the same.
5. a kind of motor with heat sinking function according to claim 1, which is characterized in that motor case (1) both ends
Opening is covered by upper end cover (5) and bottom end cover (6).
6. a kind of motor with heat sinking function according to claim 1, which is characterized in that the upper end cover (5) and described
Multiple through-holes are uniformly distributed on bottom end cover (6), the through-hole is passed through for the back-shaped pipe (2), with the back-shaped pipe (2)
Position, quantity and shape are mutually matched.
7. a kind of motor with heat sinking function according to claim 1, which is characterized in that the back-shaped pipe (2) it is described
Interior pipeline section is fixed by the interior fixed block (7) for being fixed on the motor case (1) inner wall, the outer segment of the back-shaped pipe (2)
It is fixed by the outer fixed block (4) for being fixed on the motor case (1) outer wall.
8. a kind of motor with heat sinking function according to claim 1, which is characterized in that the pipe of the back-shaped pipe (2) is cut
Face is rectangle or round or ellipse.
9. a kind of motor with heat sinking function according to claim 1, which is characterized in that the diameter of the back-shaped pipe (2)
Less than the gap size between the motor case (1) inner wall and the stator (10) outer circle.
10. a kind of motor with heat sinking function according to claim 1, which is characterized in that under the conditions of same pressure equality of temperature, institute
State the volume that back-shaped pipe (2) inner space is more than the phase-change material (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810499813.8A CN108539925A (en) | 2018-05-23 | 2018-05-23 | A kind of motor with heat sinking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810499813.8A CN108539925A (en) | 2018-05-23 | 2018-05-23 | A kind of motor with heat sinking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108539925A true CN108539925A (en) | 2018-09-14 |
Family
ID=63472446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810499813.8A Pending CN108539925A (en) | 2018-05-23 | 2018-05-23 | A kind of motor with heat sinking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108539925A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109842226A (en) * | 2019-02-20 | 2019-06-04 | 浙江大学 | Wind-driven generator |
| CN112531977A (en) * | 2020-11-27 | 2021-03-19 | 中车大连机车研究所有限公司 | Rail transit vehicle traction motor walking wind phase change heat dissipation system |
| CN113193686A (en) * | 2021-04-25 | 2021-07-30 | 薛理通 | High heat dissipating motor based on two fluid medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201699535U (en) * | 2010-05-20 | 2011-01-05 | 珠海银通新能源有限公司 | Heat super-conduction cooling system structure of motor |
| CN102255430A (en) * | 2010-05-20 | 2011-11-23 | 珠海银通新能源有限公司 | Superconductive radiating motor |
| CN203491850U (en) * | 2013-10-17 | 2014-03-19 | 李同强 | Motor rotor cooler |
| CN106374642A (en) * | 2016-09-06 | 2017-02-01 | 珠海凯邦电机制造有限公司 | Electric machine |
| CN208174454U (en) * | 2018-05-23 | 2018-11-30 | 安徽机电职业技术学院 | A kind of motor with heat sinking function |
-
2018
- 2018-05-23 CN CN201810499813.8A patent/CN108539925A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201699535U (en) * | 2010-05-20 | 2011-01-05 | 珠海银通新能源有限公司 | Heat super-conduction cooling system structure of motor |
| CN102255430A (en) * | 2010-05-20 | 2011-11-23 | 珠海银通新能源有限公司 | Superconductive radiating motor |
| CN203491850U (en) * | 2013-10-17 | 2014-03-19 | 李同强 | Motor rotor cooler |
| CN106374642A (en) * | 2016-09-06 | 2017-02-01 | 珠海凯邦电机制造有限公司 | Electric machine |
| CN208174454U (en) * | 2018-05-23 | 2018-11-30 | 安徽机电职业技术学院 | A kind of motor with heat sinking function |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109842226A (en) * | 2019-02-20 | 2019-06-04 | 浙江大学 | Wind-driven generator |
| CN112531977A (en) * | 2020-11-27 | 2021-03-19 | 中车大连机车研究所有限公司 | Rail transit vehicle traction motor walking wind phase change heat dissipation system |
| CN113193686A (en) * | 2021-04-25 | 2021-07-30 | 薛理通 | High heat dissipating motor based on two fluid medium |
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