CN208174462U - High-voltage motor air cooling device - Google Patents
High-voltage motor air cooling device Download PDFInfo
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- CN208174462U CN208174462U CN201820415228.0U CN201820415228U CN208174462U CN 208174462 U CN208174462 U CN 208174462U CN 201820415228 U CN201820415228 U CN 201820415228U CN 208174462 U CN208174462 U CN 208174462U
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- working medium
- stator
- condenser
- cooling device
- air cooling
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Abstract
This application provides a kind of high-voltage motor air cooling devices, including the evaporation tube axially through motor stator side wall, stator condenser is equipped with above motor stator, stator condenser has working medium entrances and sender property outlet, evaporation tube one end is connected to by gas-phase working medium pipeline with working medium entrances, the other end is connected to by liquid phase working fluid pipeline with sender property outlet, and gas-phase working medium pipeline is equipped with the first working medium filler；The second working medium filler on the end face center position of rotor axis of electric, the inside of rotor axis of electric sets Packed working medium cavity, second working medium geat is connected to working medium cavity, rotor axis of electric is equipped with rotor condensers close to one end of the second working medium geat, rotor condensers include the condenser coil being sheathed on rotor axis of electric, the entrance and exit of condenser coil is all connected to working medium cavity, the inner wall of condenser coil is equipped with the groove of multiple arcs, and the lower section of stator condenser is equipped with the blower for drying towards stator condenser；The application is compact-sized low in energy consumption.
Description
Technical field
This application involves motor cooling technology more particularly to a kind of high-voltage motor air cooling devices.
Background technique
The main effect of high-voltage motor is to generate driving torque, various different machinery is driven, as electric appliance or various machines
The power source of tool, is widely used in electro-mechanical arts.High-voltage motor generally includes stator and rotor, in the operation of high-voltage motor
In the process, stator and rotor can generate a large amount of heat, and temperature is excessively high to be easy to cause damage or operation troubles.
Traditional high-voltage motor type of cooling is to carry out partition convection current to motor inner circulating air using tubular heat exchanger
Heat exchange.Cold source is outside motor air, is directed the air by motor shaft a tail wind machine and carries out forced convertion in heat exchanger tube；Heat source is
Motor inner circulating air, the rotation of motor inner rotator shaft end fan blade generate cross-ventilation, take away the heat of rotor and stator, added
Stream of hot air exchanges heat through heat exchange pipe outer wall；The heat exchanger tube that the heat-transfer surface machine that this type of cooling generates results in the need for greatly is more,
To reach heat convection, need to be arranged blower at three, occupied space is big；And power consumption is high, and cooling device consumptive material is more.
Therefore, how to be directed to disadvantage present in the above-mentioned prior art and carry out research and development improvement, actually exerted needed for relevant industry
Power research and development target, the application designer in view of this, be think and creation idea, designed then with the experience of many years, pass through
In many ways sampling test is inquired into and is studied, and repeatedly amendment improvement, be releasing the application.
Such as application No. is：201710686484.3 Chinese patent disclose a kind of motor Phase cooling system, including
The motor stator and rotor being set in motor, it is characterised in that：It further include brine cooler and stator phase-change working substance pipe
Road, the stator phase-change working substance channel interior is filled with phase-change working substance, and the stator phase-change working substance pipeline includes stator evaporation
Section and stator condensation segment, the stator evaporator section are fixed on the motor stator, and the stator condensation segment connects the stator
Evaporator section and the brine cooler；This application passes through the combination of motor and Phase cooling system, improves the heat dissipation effect of motor
Fruit, extends the service life of motor, but use two brine coolers, two blowers of this application, and occupied space is larger,
Power consumption is high and consumptive material is more, is unfavorable for large-scale promotion.
Again for example application No. is：201720085727.3 Chinese patent disclose a kind of cooling device, including in hollow
The shell of structure, it is characterised in that:Left air inlet and right air inlet, front and back two are respectively equipped on the outer wall of the shell left and right ends
It is respectively equipped with front air outlet and rear air outlet on the side wall of side, is set in the shell there are two positive plate, two positive plates are by shell
It is separated into chamber and right chamber between mutually independent left chamber, towel along its length；The left air inlet is connected to left chamber, right
Air inlet is connected to right chamber, and front air outlet and rear air outlet are connected to intermediate cavity:The shell bottom wall correspond to left chamber, in
Between the position of chamber and right chamber be respectively equipped with ventilating duct；This application is by realizing the cold airflow enter to motor and the heat shed
Air-flow isolation, avoid the tears of hot and cold air, prevent thermal current by it is cold again bring back in motor improve high-voltage motor dissipate
Hot merit effect；But this application occupied space is larger, power consumption is high and consumptive material is more.
Again for example application No. is：201710719091.8 Chinese patent disclose a kind of air-cooled cooling of heat pipe type generator
Device, including generator, the generator include stator, rotor and shaft, and the rotor is rotatably assorted with shaft, and stator is set
In the periphery of rotor；It is characterized in that：It further include blower, heat exchanger assembly, wind scooper and cooling component, the cooling component is set
In the periphery of the stator of generator, the outlet of the blower is connected with one end of heat exchanger assembly, wind scooper and heat exchanger group
The other end of part is connected；The heat exchanger assembly includes outer cover of heat exchanger and condenser pipe, is equipped in the outer cover of heat exchanger more
Root condenser pipe, the condenser pipe have liquid injection port and liquid outlet；The cooling component includes cooling shell and evaporation tube, described cold
But more evaporation tubes are equipped in shell, and cooling shell is fixedly connected on the periphery of the stator of generator；The heat exchanger assembly
The liquid outlet of every condenser pipe be connected respectively with corresponding evaporation tube in cooling shell, and condenser pipe and evaporation tube constitute it is hot
Pipe；This application improves the heat exchanger efficiency of cooler by using the radiating mode of heat pipe；In addition, cooled external air exists
The outside of condenser pipe is flowed, and only needing to open heat exchanger shell after fouling can be cleaned；But this application safety cannot
It ensures, and occupied space is larger.
Utility model content
(1) technical problems to be solved
In view of above-mentioned technical problem, this application provides it is a kind of it is compact-sized, safety is good, high reliablity, have excellent
Isothermal and high-voltage motor air cooling device low in energy consumption.
(2) technical solution
This application provides a kind of high-voltage motor air cooling devices, including the evaporation axially through motor stator side wall
Pipe, the motor stator top are equipped with stator condenser, and the stator condenser has working medium entrances and sender property outlet, described
Evaporation tube one end is connected to by gas-phase working medium pipeline with the working medium entrances, and the other end passes through liquid phase working fluid pipeline and the working medium
Outlet, the gas-phase working medium pipeline are equipped with the first working medium filler；
It further include the second working medium filler being set on the end face center position of rotor axis of electric, the rotor axis of electric
Inside set Packed working medium cavity, the second working medium geat is connected to the working medium cavity, and the rotor axis of electric leans on
One end of the nearly second working medium geat is equipped with rotor condensers, and the rotor condensers include being sheathed on the rotor axis of electric
On condenser coil, the entrance and exit of the condenser coil is all connected to the working medium cavity, the inner wall of the condenser coil
It is equipped with the groove of multiple arcs, the lower section of the stator condenser is equipped with the wind for drying towards the stator condenser
Machine.
In some embodiments of the present application, the motor stator and the rotor are arranged at the stator condensation
The lower part of device, the evaporation tube are connected by the gas-phase working medium pipeline and the liquid phase working fluid pipeline with the stator condenser
It connects.
In some embodiments of the present application, the gas-phase working medium pipeline and the liquid phase working fluid pipeline are close to the stator
The top of condenser side is equipped with a ball valve.
In some embodiments of the present application, the evaporation tube is tubular heat exchanger, and the stator condenser is pipe wing
Formula heat exchanger.
In some embodiments of the present application, the evaporation tube is by several copper pipes uniformly across stator silicon steel sheet.
In some embodiments of the present application, the copper pipe is equipped with 8.
In some embodiments of the present application, the outer dimension of the stator condenser no more than 600mm × 500mm ×
200mm。
In some embodiments of the present application, the height of the heat pipe fin in the stator condenser is 7-9mm, wing away from
Height is 4.5-5.5mm.
In some embodiments of the present application, the height of the heat pipe fin in the stator condenser is 8mm, wing away from height
Degree is 5mm.
In some embodiments of the present application, the rotor condensers inner wall is equipped with several curved grooves.
In some embodiments of the present application, the evaporation tube, the stator condenser, the gas-phase working medium pipeline and institute
It states liquid phase working fluid pipeline and is all made of Alpaka and be made.
(3) beneficial effect
It can be seen from the above technical proposal that the application at least has the advantages that one of them：
(1) high-voltage motor air cooling device provided by the present application, inside vapour, liquid phase-change heat transfer mainly by medium, heat
Very little is hindered, therefore there is the very high capacity of heat transmission, it is more compact to compare original system structure using heat pipe type refrigerating mechanism, occupies empty
Between it is smaller；
(2) high-voltage motor air cooling device provided by the present application, evaporation tube are separated with stator condenser, and air only passes through
Stator condenser tube wing part and rotor condensers, compared with existing pipe type heat transfer, specific air consumption is low, flow resistance is small, low in energy consumption；
(3) high-voltage motor air cooling device provided by the present application, by the way that the installation site of stator condenser is higher than evaporation
Pipe can reduce power consumption by gravity reflux to evaporation tube with the condensate liquid guaranteed in stator condenser；
(4) blower of high-voltage motor air cooling device provided by the present application, setting can carry out pressure wind to stator condenser
It is cold, improve cooling efficiency；
(5) high-voltage motor air cooling device provided by the present application, by the way that curve ditch is arranged on rotor condensers inner wall
Slot can increase cooling heat transferring area；
(6) high-voltage motor air cooling device provided by the present application, by the way that the second working medium filler is arranged in rotor condensation
Device center, it is ensured that axis dynamic balancing is not had an impact, stability is increased；
(7) high-voltage motor air cooling device provided by the present application, equipment heat exchange property is excellent, and heat transfer efficiency is high, and structure is tight
Gather, safety is good, high reliablity, with excellent isothermal and low in energy consumption, use scope is wider.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the application high-voltage motor air cooling device.
【The application main element symbol description】
1, stator condenser；2, exhaust outlet；3, ball valve；4, liquid phase working fluid pipeline；5, motor；6, evaporation tube；7, the second work
Matter filler；8, condenser coil；9, working medium cavity；10, blower；11, the first working medium filler；12, motor stator；13, motor
Rotor；14, gas-phase working medium pipeline.
Specific embodiment
This application provides a kind of equipment heat exchange property is excellent, heat transfer efficiency is high, compact-sized, safety is good, reliability
Height has excellent isothermal and low in energy consumption, the wider array of high-voltage motor air cooling device of use scope.
For the purposes, technical schemes and advantages of the application are more clearly understood, below in conjunction with specific embodiment, and reference
The application is further described in attached drawing.
In the exemplary embodiment of the application, a kind of high-voltage motor air cooling device is provided.As shown in Figure 1,
The application includes the evaporation tube 6 axially through 12 side wall of motor stator, is equipped with stator condenser above the motor stator 12
1, the stator condenser 1 have working medium entrances and sender property outlet, described 6 one end of evaporation tube by gas-phase working medium pipeline 14 with
The working medium entrances connection, the other end are connected to by liquid phase working fluid pipeline 4 with the sender property outlet, the gas-phase working medium pipeline 4
It is equipped with the first working medium filler 11；
It further include the second working medium filler 7 being set on the end face center position of rotor axis of electric, the rotor
The inside of axis sets Packed working medium cavity 9, and the second working medium geat 7 is connected to the working medium cavity 9, the rotor
Axis is equipped with rotor condensers close to one end of the second working medium geat 7, and the rotor condensers include being sheathed on the motor
Condenser coil 8 on armature spindle, the entrance and exit of the condenser coil 8 are all connected to the working medium cavity 9, the condensate pans
The inner wall of pipe 8 is equipped with the groove of multiple arcs, and the lower section of the stator condenser 1 is equipped with for towards the stator condenser
The blower 10 of 1 blowing；Mainly by the vapour of medium, liquid phase-change heat transfer, thermal resistance very little inside the application, therefore have very high thermally conductive
Ability, compares that original system structure is more compact, and occupied space is smaller using heat pipe type refrigerating mechanism.
Each component part of the present embodiment is described in detail individually below：
Specifically, in this embodiment of the application, as shown in Figure 1, the motor stator 12 and the rotor 13
It is arranged at the lower part of the stator condenser 1, the evaporation tube 6 passes through the gas-phase working medium pipeline 14 and the liquid phase working fluid
Pipeline 4 is connected with the stator condenser 1；The application is by being higher than evaporation tube 6 for the installation site of stator condenser 1 to protect
Power consumption can be reduced by gravity reflux to evaporation tube 6 by demonstrate,proving the condensate liquid in stator condenser 1.
Specifically, in this embodiment of the application, as shown in Figure 1, the gas-phase working medium pipeline 14 and the liquid phase work
Matter pipeline 4 is equipped with a ball valve 3 close to the top of 1 side of stator condenser.
Specifically, being equipped with exhaust outlet 2 between liquid phase working fluid pipeline 4 and stator condenser 1, it is fixed that evaporation tube 6 is arranged in motor
Inside son 12, all silicon steel sheets is passed through, and be axially formed continuous thermally conductive space in motor stator 12 using silicon steel sheet, realize motor
The heat exchange of stator 12 and heat-pipe working medium；Stator condenser 1 is arranged in the former cooler space in 5 top of motor, utilizes air bosher
Matter steam, the blower 10 for needing to arrange herein carry out air blast cooling to stator condenser 1；Gas-phase working medium pipeline 14 and liquid phase working fluid
Pipeline 4 connects evaporation tube 6 and stator condenser 1, circulation and liquid refrigerant reflux for heat-conducting work medium steam；The ball valve of setting
The pressure-resistant ball valve of index request is all satisfied for pressure-bearing and sealability；When heat pipe cooling device installation and maintenance, exhaust outlet 2 is discharged
Air inside heat exchanger；First working medium filler 11 and the second working medium filler 7 are filled for filling and supplementing heat-conducting work medium
Before should first exclude air in heat exchanger.
Specifically, in this embodiment of the application, as shown in Figure 1, the evaporation tube 6 is tubular heat exchanger, it is described
Stator condenser 1 is fin-tube type heat exchanger, and by several copper pipes uniformly across stator silicon steel sheet, the copper pipe is set the evaporation tube 6
There are 8；The outer dimension of the stator condenser 1 is not more than 600mm × 500mm × 200mm；Its evaporation tube 6 of the application and fixed
Sub- condenser 1 separates, and air only passes through 1 pipe wing part of stator condenser and rotor condensers, empty compared with existing pipe type heat transfer
Gas consumption is low, flow resistance is small, low in energy consumption.
Specifically, the height of the heat pipe fin in the stator condenser 1 is 7-9mm in this embodiment of the application,
Wing away from height be 4.5-5.5mm；It is further preferred that the high 8mm of heat pipe fin in the stator condenser 1, wing is away from height
5mm, this design make the helical form of fin at an angle in stator condenser 1, accelerate the speed of wind flow, be conducive to
Heat dissipation.
Specifically, working medium cavity 9 is the working medium transferred heat in cavity using the rotor axis of electric of motor 5, due to
The rotation of axis can be uniformly filled in flowing liquid membrane in its inner wall, reach ideal heat absorption state, working substance steam is due to rotor condensers
Mobilization dynamic is generated to the condensation condensation of working medium, realizes the lasting heat exchange of rotor 13.
Specifically, in this embodiment of the application, the evaporation tube 6, the stator condenser 1, the gas-phase working medium
Pipeline 14 and the liquid phase working fluid pipeline 4 are all made of Alpaka and are made, further, heat exchanger tube, stator condensation in evaporation tube 6
The connecting tube of heat exchanger tube, gas-phase working medium pipeline 14 and liquid phase working fluid pipeline 4 and ball valve 3 in device 1 is Alpaka pipe group
At；Using pipeline section made of this metal, several weight can be transmitted with metal phases ratio, the heat pipes of Unit Weight such as silver, copper, aluminium more
The heat of grade compares original system structure using heat pipe type refrigerating mechanism, more compact, volume-diminished, and safety is higher.
So far, attached drawing is had been combined the present embodiment is described in detail.According to above description, those skilled in the art
There should be clear understanding to the application.
It should be noted that in attached drawing or specification text, the implementation for not being painted or describing is affiliated technology
Form known to a person of ordinary skill in the art, is not described in detail in field.In addition, the above-mentioned definition to each element and method is simultaneously
It is not limited only to various specific structures, shape or the mode mentioned in embodiment.
It should also be noted that, can provide the demonstration of the parameter comprising particular value herein, but these parameters are without definite etc.
In corresponding value, but analog value can be similar in acceptable error margin or design constraint.The side mentioned in embodiment
It is only the direction with reference to attached drawing to term, such as "upper", "lower", "front", "rear", "left", "right" etc., is not used to limit this
The protection scope of application.In addition, unless specifically described or the step of must sequentially occur, the sequences of above-mentioned steps there is no restriction in
It is listed above, and can change or rearrange according to required design.And above-described embodiment can be based on design and reliability
Consider, the collocation that is mixed with each other is used using or with other embodiments mix and match, i.e., the technical characteristic in different embodiments can be with
Freely form more embodiments.
Particular embodiments described above has carried out further in detail the purpose of the application, technical scheme and beneficial effects
Describe in detail it is bright, it is all it should be understood that be not intended to limit this application the foregoing is merely the specific embodiment of the application
Within spirit herein and principle, any modification, equivalent substitution, improvement and etc. done should be included in the guarantor of the application
Within the scope of shield.
Claims (10)
1. a kind of high-voltage motor air cooling device, it is characterised in that：Including the evaporation axially through motor stator (12) side wall
Manage (6), be equipped with stator condenser (1) above the motor stator (12), the stator condenser (1) have working medium entrances and
Sender property outlet, described evaporation tube (6) one end are connected to by gas-phase working medium pipeline (14) with the working medium entrances, and the other end passes through liquid
Phase working medium pipeline (4) is connected to the sender property outlet, and the gas-phase working medium pipeline (14) is equipped with the first working medium filler (11)；
It further include the second working medium filler (7) being set on the end face center position of rotor axis of electric, the rotor axis of electric
Inside set Packed working medium cavity (9), the second working medium filler (7) is connected to the working medium cavity (9), the electricity
Machine rotor axis is equipped with rotor condensers close to one end of the second working medium filler (7), and the rotor condensers include being arranged
In the condenser coil (8) on the rotor axis of electric, the entrance and exit of the condenser coil all connects with the working medium cavity (9)
Logical, the inner wall of the condenser coil (8) is equipped with the groove of multiple arcs, and the lower section of the stator condenser (1), which is equipped with, to be used for
The blower (10) dried towards the stator condenser (1).
2. high-voltage motor air cooling device according to claim 1, it is characterised in that：The motor stator (12) and described
Rotor (13) is arranged at the lower part of the stator condenser (1), and the evaporation tube (6) passes through the gas-phase working medium pipeline
(14) it is connected with the liquid phase working fluid pipeline (4) with the stator condenser (1).
3. high-voltage motor air cooling device according to claim 1, it is characterised in that：The gas-phase working medium pipeline (14) and
The liquid phase working fluid pipeline (4) is equipped with a ball valve (3) close to the top of stator condenser (1) side.
4. high-voltage motor air cooling device according to claim 1, it is characterised in that：The evaporation tube (6) is shell and tube
Heat exchanger, the stator condenser (1) are fin-tube type heat exchanger.
5. high-voltage motor air cooling device according to claim 4, it is characterised in that：The evaporation tube (6) is if by dry copper
Pipe is uniformly across stator silicon steel sheet.
6. high-voltage motor air cooling device according to claim 5, it is characterised in that：The copper pipe is equipped with 8.
7. high-voltage motor air cooling device according to claim 6, it is characterised in that：Outside the stator condenser (1)
Shape size is not more than 600mm × 500mm × 200mm.
8. high-voltage motor air cooling device according to claim 7, it is characterised in that：In the stator condenser (1)
The height of heat pipe fin be 7-9mm, wing away from height be 4.5-5.5mm.
9. high-voltage motor air cooling device according to claim 8, it is characterised in that：In the stator condenser (1)
The height of heat pipe fin be 8mm, wing away from height be 5mm.
10. high-voltage motor air cooling device according to claim 1, it is characterised in that：It is the evaporation tube (6), described fixed
Sub- condenser (1), the gas-phase working medium pipeline (14) and the liquid phase working fluid pipeline (4) are all made of Alpaka and are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820415228.0U CN208174462U (en) | 2018-03-25 | 2018-03-25 | High-voltage motor air cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820415228.0U CN208174462U (en) | 2018-03-25 | 2018-03-25 | High-voltage motor air cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208174462U true CN208174462U (en) | 2018-11-30 |
Family
ID=64375846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820415228.0U Expired - Fee Related CN208174462U (en) | 2018-03-25 | 2018-03-25 | High-voltage motor air cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208174462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111237220A (en) * | 2020-01-17 | 2020-06-05 | 珠海格力电器股份有限公司 | Air conditioner fan and air conditioning system |
-
2018
- 2018-03-25 CN CN201820415228.0U patent/CN208174462U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111237220A (en) * | 2020-01-17 | 2020-06-05 | 珠海格力电器股份有限公司 | Air conditioner fan and air conditioning system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 |