CN208571857U - A kind of motor cooling based on coolant liquid - Google Patents
A kind of motor cooling based on coolant liquid Download PDFInfo
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- CN208571857U CN208571857U CN201820749020.2U CN201820749020U CN208571857U CN 208571857 U CN208571857 U CN 208571857U CN 201820749020 U CN201820749020 U CN 201820749020U CN 208571857 U CN208571857 U CN 208571857U
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- rotor core
- coolant liquid
- core
- rotor
- space
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- 239000002826 coolant Substances 0.000 title claims abstract description 58
- 239000007788 liquid Substances 0.000 title claims abstract description 53
- 238000001816 cooling Methods 0.000 title claims abstract description 49
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000009423 ventilation Methods 0.000 claims abstract description 20
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 238000002309 gasification Methods 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 241000883990 Flabellum Species 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 6
- 239000000110 cooling liquid Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a kind of motor cooling based on coolant liquid, cooler is mounted on cover top portion；Seal closure passes through stator core internal diameter and covers stator core, and extends to inside cooler, is isolated to form closed space with the rotor core space in shell；Coolant liquid is injected in seal closure, forms coolant reservoirs；It is axially external that ventilation duct is located at stator core, and both ends are communicated with rotor core space；Several subplates are connected between shaft and rotor core, the space between subplate forms iron core axial ducts；Air gap is formed between rotor core and seal closure inner peripheral surface；Internal fan is fixed on shaft axle stretch end, in the rotor circulating air duct for being made of rotor core space, ventilation duct, iron core axial ducts, rotor core radial passage, air gap, generates dynamic air-flow.The utility model has two sets of independent cooling circuits of rotor, but is absorbed heat by coolant liquid, is reduced complicated cooling structure, is increased the service efficiency of coolant liquid, reduce costs, and improve reliability.
Description
Technical field
The utility model relates to technical field of motors, in particular to a kind of motor cooling based on coolant liquid.
Background technique
Now socially used motor usually can all encounter the problem of the motor feels hot, this is the disaster in industry
Topic.Typically achieve the purpose that cooling by increase material and reduction capacity motor.It will result directly in copper consumption and use iron
Far beyond the ordinary motor of same capacity.How to solve the problems, such as that ordinary motor is made to subtract material synergy in this industry, makes high-new skill
Art becomes matter of utmost importance based on the motor cooling cooling even running of coolant liquid.
Achieve the purpose that cooling in addition to changing motor material and structure, in industry frequently with the type of cooling dissipated there are also air-cooled
Heat specifically includes that
1, open-type ventilating and cooling.Cooling medium (generally air) is sent directly into inside motor by the type of cooling, is inhaled
It is discharged after receiving energy to ambient enviroment.The type of cooling be suitable for general cleaning, it is corrosion-free, without under explosion environment open-type and
Drip-proof machine is higher to motor application occasion and environmental requirement；
2, closed circulation is cooling.Self-contained closed loop is isolated with ambient enviroment inside motor, is existed by air
Heat is taken out of outside machine through cooler after the heat absorption of closed loop.This radiating mode heat dissipation is slow, and motor is high-speed rotating
When the high temperature that generates be difficult to Quick diffusing and go out, be easy to cause motor ages, influence the service life of motor.
Therefore, it is safe and reliable how to provide a kind of structure, function admirable, the motor cooling based on coolant liquid is this
Field technical staff technical problem urgently to be resolved.
Utility model content
In view of this, being provided a kind of based on cooling the purpose of the utility model is to overcome in place of the deficiencies in the prior art
The motor cooling of liquid has independent stator cooling system and rotor cooling system, solves being based purely on for existing structure
The motor cooling radiating efficiency of air-cooled technology is low, the problems such as can not targetedly cooling down respectively to rotor.For reality
Existing its concrete scheme of above-mentioned purpose is as follows:
The motor includes shell, is fixed on the stator core in the shell by base, penetrates the stator core
The rotor core of inner cavity, stator core are aligned with rotor core, and the rotor core is socketed in the middle part of shaft, further include sealing
Cover, ventilation duct, coolant reservoirs, internal fan and cooler；
The cooler is mounted on the cover top portion；And the side of the cooler is provided with outer fan；
The seal closure passes through the stator core internal diameter and covers the stator core, and extends in the cooler
Portion is isolated to form closed space with the rotor core space in the shell；Coolant liquid is injected in seal closure, forms coolant liquid
Pond, coolant liquid submerge the stator core and stator winding；
It is axially external that the ventilation duct is located at the stator core, and inside the seal closure；The ventilation duct two
End is communicated with the rotor core space；
Several subplates are connected between the shaft and the rotor core, the space between the subplate forms iron mandrel
To air duct；
The rotor core has several gaps, and the gap forms rotor core radial passage；The rotor core with
Air gap is formed between the seal closure inner peripheral surface, the air gap is communicated with the rotor core radial passage；
The internal fan is located at the rotor core space, and is fixed on the shaft axle stretch end, and the internal fan has
Several flabellums, the flabellum are circumferentially arranged along the shaft；For by the rotor core space, the ventilation duct, the iron
In the rotor circulating air duct that core axial ducts, the rotor core radial passage, the air gap are constituted, dynamic air-flow is generated.
Preferably, the ventilation duct is provided with several, and is evenly distributed on the outside of the stator core along axial direction.
Preferably, the head end of the iron core axial ducts is open, for receiving the air-flow in circulating air duct；The iron
The end of core axial ducts be it is closed, for air-flow to be imported the rotor core radial passage.
Preferably, the cooler is internally provided with several cooling tubes, is logical by outer fan inside the cooling tube
Enter cold air, the heat of the coolant liquid of gasification is taken away, the gasification coolant liquid for losing heat is condensed into again described in liquid inflow
Coolant reservoirs.
Preferably, the cooler uses the type of cooling of water cooling, is passed through liquid in the cooling tube, including water and other
Cooling liquid, is equally played the liquefied effect of the coolant liquid.
Preferably, the both ends of the shaft passes through bearing and the non-drive connection of the shell.
Preferably, the coolant liquid is isolated cryogenic volatilised liq.
Preferably, the brushless dual-feed motor includes motor and generator.Either generator or motor, this is practical
The motor cooling of novel offer is applicable in.
A kind of motor cooling based on coolant liquid of the utility model, since design has two sets of rotor independently to cool back
Road, but absorbed heat by coolant liquid, reduce complicated cooling structure, increases the service efficiency of coolant liquid, reduce into
This.
1, the utility model is to absorb motor stator heat by coolant liquid, when motor temperature reaches certain value, coolant liquid
It absorbs the heat distributed in ventilation duct and is volatilized into gas, gas rises to cooler.In the work of cooler outer fan blows to
Portion's cooling tube, coolant liquid gas encounter cooling tubular heat and are pulled away, and gas becomes liquid, flows back to cooling liquid bath again.
2, the rotor core heat dissipation of the utility model is independent wind path, is operated by shaft, drives internal fan exhausting, is made interior
The rotor circulating air duct stream that the wind in portion is made up of rotor core space, iron core axial ducts, rotor core radial passage, air gap
Inside fan end, then hot wind is further through the ventilation duct in stator side embedment coolant liquid.Heat is vented pipe suction during this
It walks, becomes cold wind and blow to end, be formed into a loop.Achieve the purpose that cooling rotor.
Since the coolant liquid that the technology uses is low temperature volatilised liq, there is non-conductive characteristic, there are also protect to motor insulation
The effect of shield.
The utility model can make ordinary motor subtract material increase-volume, and brushless dual-feed motor runs temperature rise and reduces, and reliability improves.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of motor cooling schematic diagram based on coolant liquid disclosed by the utility model；
Fig. 2 is a kind of motor cooling axial view based on coolant liquid disclosed by the utility model.
Specific embodiment
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
Every other embodiment obtained, fall within the protection scope of the utility model.
Motor includes shell 1, is fixed on the stator core 2 in shell 1 by base, penetrates turning for 2 inner cavity of stator core
Sub- iron core 3, stator core 2 are aligned with rotor core 3, and rotor core 3 is socketed in the middle part of shaft 4, further include seal closure 21, logical
Air hose 23, coolant reservoirs, internal fan 34 and cooler 5；Cooler 5 is mounted on 1 top of shell；And the side of cooler 5 is set
It is equipped with outer fan 7；Seal closure 21 passes through 2 internal diameter of stator core and covers stator core 2, and extends to inside cooler 5, and outer
The isolation of rotor core space 31 in shell 1 forms closed space；Coolant liquid is injected in seal closure 21, forms coolant reservoirs, it is cooling
Liquid submerges stator core 2 and stator winding；It is axially external that ventilation duct 23 is located at stator core 2, and inside seal closure 21；It is logical
23 both ends of air hose are communicated with rotor core space 31；Several subplates are connected between shaft 4 and rotor core 3, between subplate
Space forms iron core axial ducts 42；Rotor core has several gaps, and gap forms rotor core radial passage；Rotor core
Air gap 32 is formed between 3 and 21 inner peripheral surface of seal closure, air gap 32 is communicated with rotor core radial passage 33；Internal fan 34, which is located at, to be turned
Sub- iron core space 31, and it is fixed on 4 axle stretch end of shaft, internal fan 34 has several flabellums, and flabellum is along the circumferential setting of shaft 4；With
Turn in what is be made of rotor core space 31, ventilation duct 23, iron core axial ducts 42, rotor core radial passage 33, air gap 32
In subcycle wind path, dynamic air-flow is generated.
In order to further optimize the above technical scheme, ventilation duct 23 is provided with several, and is evenly distributed on and determines along axial direction
Sub- 2 outside of iron core.
In order to further optimize the above technical scheme, the head end of iron core axial ducts 42 is open, for receiving circulation
Air-flow in wind path；The end of iron core axial ducts 42 be it is closed, for by air-flow import rotor core radial passage 33.
In order to further optimize the above technical scheme, cooler 5 is internally provided with several cooling tubes 51, inside cooling tube 51
It is that cold air is passed through by outer fan, the heat of the coolant liquid of gasification is taken away, the gasification coolant liquid for losing heat is coagulated again
It is polymerized to liquid and flows into coolant reservoirs.
In order to further optimize the above technical scheme, 4 both ends of shaft pass through bearing 6 and the non-drive connection of shell 1.
In order to further optimize the above technical scheme, coolant liquid is isolated cryogenic volatilised liq.
As shown in Fig. 2 axial view, coolant liquid only recycles between stator and cooler coolant circuit.
The cooling of stator core and winding is to absorb heat by coolant liquid.It is upward that gas is volatilized into after coolant liquid absorption heat
It is covered on cooling tube periphery.It is that cold air is passed through by outer fan inside cooling tube.The heat of the coolant liquid of gasification is taken away,
The gasification coolant liquid for losing heat is condensed into liquid again and flows into stator coolant reservoirs.Iterative cycles keep stator temperature steady in this way
It is scheduled on the temperature of setting.
Rotor cooling system is by the fan extracting rotor core on rotor and the hot-air inside winding.Hot-air is logical
The air gap that rotor core axial ducts converge between rotor is crossed, fan is flowed to.Fan is sent into hot-air 12 on stator
A ventilation duct, this 12 ventilation ducts are surrounded by coolant liquid.Hot wind can siphon away heat by 12 ventilation ducts and coolant liquid when passing through
Quantitative change flows into rear end at cold air, and passes through rotor core space and flow into iron mandrel to air duct, with rotor core and winding
Heat is siphoned away by fan.Form rotor circulating air duct.
Motor involved in the utility model is not limited to motor and generator.
Cooler involved in the utility model be not limited to using water cooling or it is air-cooled by the way of cool down to coolant liquid,
It further include the cooling principle of any cooler used in the prior art.
A kind of motor cooling based on coolant liquid provided by the utility model is described in detail above, this
It applies specific case in text to be expounded the principles of the present invention and embodiment, the explanation of above embodiments is
It is used to help understand the method and its core concept of the utility model；At the same time, for those skilled in the art, according to this
The thought of utility model, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification
It should not be construed as a limitation of the present invention.
Herein, relational terms such as first and second and the like be used merely to by an entity or operation with it is another
One entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this reality
Relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
Claims (3)
1. a kind of motor cooling based on coolant liquid, the motor include shell, it is fixed in the shell by base
Stator core, penetrate the rotor core of the stator core inner cavity, stator core is aligned with rotor core, the rotor core
It is socketed in the middle part of shaft, it is characterised in that: further include seal closure, ventilation duct, coolant reservoirs, internal fan and cooler；
The cooler is mounted on the cover top portion；And the side of the cooler is provided with outer fan；
The seal closure passes through the stator core internal diameter and covers the stator core, and extends to inside the cooler, with
Rotor core space in the shell is isolated to form closed space；Coolant liquid is injected in seal closure, forms coolant reservoirs, it is cooling
Liquid submerges the stator core and stator winding；
It is axially external that the ventilation duct is located at the stator core, and inside the seal closure；The ventilation duct both ends with
The rotor core space communicates；The ventilation duct is provided with several, and is evenly distributed on outside the stator core along axial direction
Side；
Several subplates are connected between the shaft and the rotor core, the space between the subplate forms iron mandrel aweather
Road；The head end of the iron core axial ducts be it is open, for receiving the air-flow in circulating air duct；The iron core axial ducts
End be it is closed, for air-flow to be imported the rotor core radial passage；
The rotor core has several gaps, and the gap forms rotor core radial passage；The rotor core with it is described
Air gap is formed between seal closure inner peripheral surface, the air gap is communicated with the rotor core radial passage；
The internal fan is located at the rotor core space, and is fixed on the shaft axle stretch end, and the internal fan has several
Flabellum, the flabellum are circumferentially arranged along the shaft；For by the rotor core space, the ventilation duct, the iron mandrel
In the rotor circulating air duct constituted to air duct, the rotor core radial passage, the air gap, dynamic air-flow is generated.
2. a kind of motor cooling based on coolant liquid according to claim 1, which is characterized in that
The cooler is internally provided with several cooling tubes, is to be passed through cold air by outer fan inside the cooling tube,
The heat of the coolant liquid of gasification is taken away, and the gasification coolant liquid for losing heat is condensed into liquid again and flows into the coolant reservoirs.
3. a kind of motor cooling based on coolant liquid according to claim 1, which is characterized in that the coolant liquid is
Isolated cryogenic volatilised liq.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749020.2U CN208571857U (en) | 2018-05-21 | 2018-05-21 | A kind of motor cooling based on coolant liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749020.2U CN208571857U (en) | 2018-05-21 | 2018-05-21 | A kind of motor cooling based on coolant liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208571857U true CN208571857U (en) | 2019-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820749020.2U Active CN208571857U (en) | 2018-05-21 | 2018-05-21 | A kind of motor cooling based on coolant liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208571857U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921567A (en) * | 2019-05-06 | 2019-06-21 | 哈尔滨理工大学 | A kind of large synchronous compensator rotor rotation formula air-makeup system |
| CN114498989A (en) * | 2021-12-29 | 2022-05-13 | 西安中车永电捷力风能有限公司 | Wind driven generator with cooling function |
-
2018
- 2018-05-21 CN CN201820749020.2U patent/CN208571857U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921567A (en) * | 2019-05-06 | 2019-06-21 | 哈尔滨理工大学 | A kind of large synchronous compensator rotor rotation formula air-makeup system |
| CN114498989A (en) * | 2021-12-29 | 2022-05-13 | 西安中车永电捷力风能有限公司 | Wind driven generator with cooling function |
| CN114498989B (en) * | 2021-12-29 | 2024-03-26 | 西安中车永电捷力风能有限公司 | Wind driven generator with cooling function |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231109 Address after: Q1181, Room 103, No. 137 Heguang Road, Tianhe District, Guangzhou City, Guangdong Province, 510000 Patentee after: Guangzhou Yizhi Environmental Protection Technology Co.,Ltd. Address before: 510000 room G315, No. 201 Kezhu Road, Science City, high tech Industrial Development Zone, Guangzhou, Guangdong Patentee before: GUANGDONG SHANGSHUI ENERGY TECHNOLOGY Co.,Ltd. |