CN207612155U - The radiator of submersible electric motor - Google Patents
The radiator of submersible electric motor Download PDFInfo
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- CN207612155U CN207612155U CN201721872538.7U CN201721872538U CN207612155U CN 207612155 U CN207612155 U CN 207612155U CN 201721872538 U CN201721872538 U CN 201721872538U CN 207612155 U CN207612155 U CN 207612155U
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- dissipating pipe
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Abstract
The utility model provides a kind of radiator of submersible electric motor, and submersible electric motor includes mutually matched stator and rotor, and radiator includes radiating shell, the first heat-dissipating pipe, the second heat-dissipating pipe, cooling fin, heat emission hole and circulating cooling conduit；The inside of radiating shell is reservoir chamber, and the first heat-dissipating pipe is arranged in reservoir chamber；Second heat-dissipating pipe is wrapped in the outside of radiating shell；Cooling fin is arranged in the outside of radiating shell；Heat emission hole is arranged on radiating shell；The outlet of the first end of circulating cooling conduit and radiating shell connects, the import connection in the gap and radiating shell of the second end of circulating cooling conduit across stator and rotor, composition circulation cooling circuit.Using above-mentioned radiator structure can persistent loop heat dissipation, to improve the heat dissipation performance of motor, reduce the energy consumption of motor, ensure that stability and the safety of high-pressure immersed electromotor continuous work.
Description
Technical field
The utility model belongs to technical field of heat dissipation more particularly to a kind of radiator of submersible electric motor.
Background technology
Immersible pump has found broad application in daily life, generally includes submersible electric motor and is connected to its lower end
Water pump.Submersible electric motor is run in the sewage due to slipping into various water quality for a long time, and severe working environment determines it to sealing
The performance of structure and more demanding, wet diving motor obtain extensively since it can be applied to underwater in diving techniques field
General application.It is well known that the basic structure of motor is made of stator, rotor, end cap, four major part of bearing.In tradition
In medium-and-large-sized submersible electric motor structure design, motor rotor mostly uses spoke iron construction, i.e., the uniform welding four to six in shaft
A radial muscle (i.e. rotor spoke iron) will be laminated the rotor core formed by rotor punching and be pressed into what this rotor spoke iron was formed
In outer circle.The short arc contact that running heater rotor core is four to six sections with rotor spoke iron, remaining is evenly spaced
Four to six sections come are the inner surface contacted with submersible motor inner air, the short circular arc that rotor core is contacted with rotor spoke iron it
Between there are a air gap, the heat that rotor core in operational process generates contact to axis, impeller etc. with working flow, is scattered
The effect that the relatively good part conduction of heat condition is hindered there are one, i.e., there are one larger thermal resistances.In submersible electric motor
In working environment, because the stator outer wall of submersible electric motor has working flow cooling, radiating condition is good, motor stator core temperature
Rise unobvious, stator core deflection is small.And this structure of rotor can make dissipating for motor rotor core under operation
Hotlist area is inadequate, and the heat that rotor core generates is not easy to carry out heat exchange with working flow, causes the hurried rising of temperature of rotor,
Keep rotor diameter expanded by heating amount excessive.Because of the normally only 1-1.8mm of the air-gap between medium-and-large-sized submersible electric motor rotor, turn
Sub- iron core swell increment is excessive, and when serious, rotor core outer diameter is thermally expanded to the same size of stator core internal diameter, causes rotor iron
The major accident that core is mutually wiped.There are some potential safety problemss in the operation of medium-and-large-sized submersible motor for this structure design.Though also having
Corresponding cooling measure such as adds heat exchanger in submersible motor bottom, is dropped to motor inside by the underground water of circulation
Temperature, but since the circulating rate of underground water is slower, cyclicity is bad, therefore, corresponding heat dissipation effect is also unsatisfactory.
Therefore, this field needs a kind of radiator of new submersible electric motor to solve the above problems.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of radiator of submersible electric motor, it is intended to solve
The bad problem of certainly existing submersible electric motor heat dissipation effect.
To achieve the goals above, the utility model provides following technical scheme：
A kind of radiator of submersible electric motor, the submersible electric motor include mutually matched stator and rotor, described
Radiator includes radiating shell, the first heat-dissipating pipe, the second heat-dissipating pipe, cooling fin, heat emission hole and circulating cooling conduit；It is described to dissipate
The inside of hot shell is reservoir chamber, and first heat-dissipating pipe is arranged in the reservoir chamber；Second heat-dissipating pipe is wrapped in institute
State the outside of radiating shell；The cooling fin is arranged in the outside of the radiating shell；The heat emission hole is arranged in the heat dissipation
On shell；The first end of the circulating cooling conduit is connect with the outlet of the radiating shell, and the of the circulating cooling conduit
Gap of two ends across the stator and the rotor is connect with the import of the radiating shell, is constituted circulating cooling and is returned
Road.
In the optimal technical scheme of above-mentioned radiator, the radiating shell includes outer housing and is arranged in the shell
Internal inner housing is equipped with multiple radiating grooves, the radiating groove and the reservoir chamber between the inner housing and the outer housing
Connection.
In the optimal technical scheme of above-mentioned radiator, the multiple radiating groove along the radiating shell import to institute
The export direction for stating radiating shell is uniformly distributed in a ring.
In the optimal technical scheme of above-mentioned radiator, set at the top of the radiating shell there are one middle transition block,
The rotor lower part is goed deep into inside the middle transition block.
In the optimal technical scheme of above-mentioned radiator, first heat-dissipating pipe is spherical heat-dissipating pipe, described spherical scattered
Be perfused with the first coolant liquid in heat pipe, first coolant liquid in the spherical heat-dissipating pipe along the outlet of the radiating shell to
It flows in the import direction of the radiating shell.
In the optimal technical scheme of above-mentioned radiator, the tube wall of first heat-dissipating pipe is hollow shape, described first
The inside of the tube wall of heat-dissipating pipe is perfused with first coolant liquid.
In the optimal technical scheme of above-mentioned radiator, second heat-dissipating pipe is serpentine fin pipe, described snakelike scattered
Be perfused with the second coolant liquid in heat pipe, second coolant liquid in the serpentine fin pipe along the import of the radiating shell to
The export direction of the radiating shell flows.
In the optimal technical scheme of above-mentioned radiator, the tube wall of second heat-dissipating pipe is hollow shape, described first
The inside of the tube wall of heat-dissipating pipe is perfused with second coolant liquid.
In the optimal technical scheme of above-mentioned radiator, the cooling fin includes multiple first cooling fins and multiple second
Cooling fin, wherein first cooling fin is uniformly arranged on second heat-dissipating pipe, and second cooling fin is uniformly arranged on
On the radiating shell.
In the optimal technical scheme of above-mentioned radiator, flow-stopping plate, the flow-stopping plate setting are equipped in the reservoir chamber
In the top of first heat-dissipating pipe.
The utility model provides a kind of radiator, in the optimal technical scheme of the radiator of the utility model,
The inside of the radiating shell is reservoir chamber, and the first heat-dissipating pipe setting increases heat sink interior in the reservoir chamber
Heat dissipation area；Second heat-dissipating pipe is wrapped in the outside of the radiating shell, and heat dissipation dress is increased by the second heat-dissipating pipe
Set external heat dissipation area；The cooling fin is arranged in the outside of the radiating shell, is further increased by cooling fin scattered
Heat dissipation area outside thermal；The heat emission hole is arranged on the radiating shell, is further increased by heat emission hole scattered
Heat dissipation area outside thermal；The first end of the circulating cooling conduit is connect with the outlet of the radiating shell, described to follow
Gap of the second end of ring cooling duct across the stator and the rotor is connect with the import of the radiating shell, structure
At circulation cooling circuit, the cycle rate of continued down is improved, the equally distributed radiating groove of annular increases underground water and electricity
Contact area inside machine, further improves heat exchange efficiency, improves the heat dissipation effect to motor, ensure that motor continues
Reliability of operation.
Further, in the optimal technical scheme of the radiator of the utility model, flow-stopping plate, institute are equipped in reservoir chamber
It states flow-stopping plate to be arranged in the top of first heat-dissipating pipe, improves the flowing velocity of fluid, and then improve to motor
Heat dissipation effect.
Description of the drawings
Fig. 1 is the sectional view of the radiator of the utility model.
In figure：1, radiating shell；11, outer housing；12, inner housing；13, radiating groove；14, middle transition block；15, baffle
Plate；2, the first heat-dissipating pipe；3, the second heat-dissipating pipe；4, cooling fin；41, the first cooling fin；42, the second cooling fin；5, heat emission hole；6、
Circulating cooling conduit.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, it includes mutually matched stator and rotor that the utility model, which provides the submersible electric motor, it is described
Radiator includes radiating shell 1, the first heat-dissipating pipe 2, the second heat-dissipating pipe 3, cooling fin 4, heat emission hole 5 and circulating cooling conduit 6；
The inside of the radiating shell 1 is reservoir chamber, and first heat-dissipating pipe 2 is arranged in the reservoir chamber；Second heat-dissipating pipe 3
It is wrapped in the outside of the radiating shell 1；The cooling fin 4 is arranged in the outside of the radiating shell 1；The heat emission hole 5 is set
It sets on the radiating shell 1；The first end of the circulating cooling conduit 6 is connect with the outlet of the radiating shell 1, described to follow
Gap of the second end of ring cooling duct 6 across the stator and the rotor and the import of the radiating shell 1 connect
It connects, constitutes circulation cooling circuit.
In said structure, the inside of the radiating shell 1 is reservoir chamber, and first heat-dissipating pipe 2 is arranged in the storage
The heat dissipation area of heat sink interior is increased in hydroecium；Second heat-dissipating pipe 3 is wrapped in the outside of the radiating shell 1,
The heat dissipation area outside radiator is increased by the second heat-dissipating pipe 3；The cooling fin 4 is arranged in the radiating shell 1
Outside further increases the heat dissipation area outside radiator by cooling fin 4；The heat emission hole 5 is arranged in the heat dissipation
On shell 1, the heat dissipation area outside radiator is further increased by heat emission hole 5；The first of the circulating cooling conduit 6
End is connect with the outlet of the radiating shell 1, the second end of the circulating cooling conduit 6 across the stator and the rotor it
Between gap connect with the import of the radiating shell 1, constitute circulation cooling circuit, improve the cycle rate of continued down,
Annular equally distributed radiating groove 13 increases underground water and the contact area inside motor, further improves heat exchange efficiency.
That is, under the collective effect of above structure, the heat dissipation effect improved to motor is effectively increased, ensure that motor
The reliability of continuous service.
In order to improve heat dissipation performance, in the radiating shell 1 includes outer housing 11 and is arranged in the outer housing 11
Shell 12 is equipped with multiple radiating grooves 13, the radiating groove 13 and the water storage between the inner housing 12 and the outer housing 11
Room is connected to.Preferably, the upper end of radiating groove 13 is connected to circulating cooling conduit 6, and the lower end of radiating groove 13 is connected to reservoir chamber, and
The first end of the circulating cooling conduit 6 is connect with the outlet of the radiating shell 1, the second end of the circulating cooling conduit 6
Gap across the stator and the rotor is connect with the import of the radiating shell 1, and the inside of radiating shell 1 is storage
Gap between hydroecium, i.e. radiating groove 13, reservoir chamber, circulating cooling conduit 6 and stator and the rotor constitutes circulating cooling and returns
Road.
Preferably, the multiple radiating groove 13 along the radiating shell 1 export direction from import to the radiating shell 1
It is uniformly distributed in a ring.
Preferably, the top of the radiating shell 1 is set there are one middle transition block 14, and the rotor lower part passes through lower leading axle
Bearing support is fixed, and the rotor lower part is goed deep into inside the middle transition block 14.Preferably, the middle transition block 14 and institute
State the chamber between inner housing 12 and the outer housing 11,1 external edge of outer edge and radiating shell of middle transition block 14
Edge is fixedly connected by flange.
In order to improve heat dissipation performance, first heat-dissipating pipe 2 is spherical heat-dissipating pipe, and the is perfused in the spherical shape heat-dissipating pipe
One coolant liquid, first coolant liquid is in the spherical heat-dissipating pipe along the outlet of the radiating shell 1 to the radiating shell 1
The flowing of import direction, radiate on the contrary, foring adverse current with the flow direction of the fluid in circulating cooling conduit 6, further carry
High heat dissipation effect.
Preferably, the tube wall of first heat-dissipating pipe 2 is hollow shape, and the inside of the tube wall of first heat-dissipating pipe 2 is perfused
There is first coolant liquid, further improves heat dissipation effect.
In order to improve heat dissipation performance, second heat-dissipating pipe 3 is serpentine fin pipe, and the is perfused in the serpentine fin pipe
Two coolant liquids, second coolant liquid is in the serpentine fin pipe along the import of the radiating shell 1 to the radiating shell 1
Export direction flowing, the path for extending the second heat-dissipating pipe 3 improves heat dissipation effect to increase heat dissipation area.
Preferably, the tube wall of second heat-dissipating pipe 3 is hollow shape, and the inside of the tube wall of first heat-dissipating pipe 2 is perfused
There is second coolant liquid, further improves heat dissipation effect.
In order to improve heat dissipation effect, the cooling fin 4 includes multiple first cooling fins 41 and multiple second cooling fins 42,
In, first cooling fin 41 is uniformly arranged on second heat-dissipating pipe 3, improves the heat dissipation effect of the second heat-dissipating pipe 3, institute
It states the second cooling fin 42 to be uniformly arranged on the radiating shell 1, improves the heat dissipation effect of radiating shell 1.
In order to improve heat dissipation effect, flow-stopping plate 15 is equipped in the reservoir chamber, the flow-stopping plate 15 is arranged described first
The top of heat-dissipating pipe 2, improves the flowing velocity of fluid, and then improves the heat dissipation effect to motor.
Preferably, flow-stopping plate 15 is V-arrangement or W-shaped structure.
Preferably, the quantity of the heat emission hole 5 is multiple, and the heat emission hole 5 is uniformly distributed on the radiating shell 1.
Preferably, pressure-equalizing device is set in the inside of motor, pressure-equalizing device so that the pressure of motor both sides is balanced, and
And due to the increase of discharge pressure, it is effectively improved water outlet lift, it ensure that the flowing velocity of fluid, ensure that electronic
The good heat dissipation performance of machine.
The above, the only preferred embodiment of the utility model, are not intended to limit the utility model, every according to this
The technical spirit of utility model should be included in this to any trickle amendment, equivalent replacement and improvement made by above example
Within the protection domain of utility model technical solution.
Claims (10)
1. a kind of radiator of submersible electric motor, the submersible electric motor includes mutually matched stator and rotor, feature
It is, the radiator includes that radiating shell, the first heat-dissipating pipe, the second heat-dissipating pipe, cooling fin, heat emission hole and circulating cooling are led
Pipe；
The inside of the radiating shell is reservoir chamber, and first heat-dissipating pipe is arranged in the reservoir chamber；
Second heat-dissipating pipe is wrapped in the outside of the radiating shell；
The cooling fin is arranged in the outside of the radiating shell；
The heat emission hole is arranged on the radiating shell；
The first end of the circulating cooling conduit is connect with the outlet of the radiating shell, the second end of the circulating cooling conduit
Gap across the stator and the rotor is connect with the import of the radiating shell, constitutes circulation cooling circuit.
2. radiator according to claim 1, which is characterized in that the radiating shell includes outer housing and is arranged in institute
The inner housing in outer housing is stated, multiple radiating grooves, the radiating groove and described are equipped between the inner housing and the outer housing
Reservoir chamber is connected to.
3. radiator according to claim 2, which is characterized in that the multiple radiating groove along the radiating shell into
Mouth is uniformly distributed in a ring to the export direction of the radiating shell.
4. radiator according to claim 1, which is characterized in that intermediate mistake there are one being set at the top of the radiating shell
Block is crossed, the rotor lower part is goed deep into inside the middle transition block.
5. radiator according to claim 1, which is characterized in that first heat-dissipating pipe is spherical heat-dissipating pipe, described
The first coolant liquid is perfused in spherical heat-dissipating pipe, first coolant liquid is in the spherical heat-dissipating pipe along the radiating shell
It exports and is flowed to the import direction of the radiating shell.
6. radiator according to claim 5, which is characterized in that the tube wall of first heat-dissipating pipe is hollow shape, institute
The inside for stating the tube wall of the first heat-dissipating pipe is perfused with first coolant liquid.
7. radiator according to claim 1, which is characterized in that second heat-dissipating pipe is serpentine fin pipe, described
The second coolant liquid is perfused in serpentine fin pipe, second coolant liquid is in the serpentine fin pipe along the radiating shell
Import is flowed to the export direction of the radiating shell.
8. radiator according to claim 7, which is characterized in that the tube wall of second heat-dissipating pipe is hollow shape, institute
The inside for stating the tube wall of the first heat-dissipating pipe is perfused with second coolant liquid.
9. radiator according to claim 1, which is characterized in that the cooling fin includes multiple first cooling fins and more
A second cooling fin, wherein first cooling fin is uniformly arranged on second heat-dissipating pipe, and second cooling fin is uniform
It is arranged on the radiating shell.
10. radiator according to claim 1, which is characterized in that be equipped with flow-stopping plate, the baffle in the reservoir chamber
Plate is arranged in the top of first heat-dissipating pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721872538.7U CN207612155U (en) | 2017-12-27 | 2017-12-27 | The radiator of submersible electric motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721872538.7U CN207612155U (en) | 2017-12-27 | 2017-12-27 | The radiator of submersible electric motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207612155U true CN207612155U (en) | 2018-07-13 |
Family
ID=62799790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721872538.7U Active CN207612155U (en) | 2017-12-27 | 2017-12-27 | The radiator of submersible electric motor |
Country Status (1)
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|---|---|
| CN (1) | CN207612155U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109347369A (en) * | 2018-09-25 | 2019-02-15 | 天长市天毅电子科技有限公司 | A kind of DC brushless controller containing radiator |
| CN115199659A (en) * | 2022-08-22 | 2022-10-18 | 山东锦盛畜牧机械有限公司 | Circulating water cooling bearing seat pulverizer |
-
2017
- 2017-12-27 CN CN201721872538.7U patent/CN207612155U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109347369A (en) * | 2018-09-25 | 2019-02-15 | 天长市天毅电子科技有限公司 | A kind of DC brushless controller containing radiator |
| CN115199659A (en) * | 2022-08-22 | 2022-10-18 | 山东锦盛畜牧机械有限公司 | Circulating water cooling bearing seat pulverizer |
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