CN202663208U - Motor cooled through coolant in circulation mode - Google Patents
Motor cooled through coolant in circulation mode Download PDFInfo
- Publication number
- CN202663208U CN202663208U CN 201220231148 CN201220231148U CN202663208U CN 202663208 U CN202663208 U CN 202663208U CN 201220231148 CN201220231148 CN 201220231148 CN 201220231148 U CN201220231148 U CN 201220231148U CN 202663208 U CN202663208 U CN 202663208U
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- Prior art keywords
- motor
- cooling
- stator
- cooling fluid
- coolant
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- Expired - Fee Related
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- Motor Or Generator Cooling System (AREA)
Abstract
The utility model relates to a motor cooled through coolant in a circulation mode. The motor comprises a stator body and a motor casing. A stator fixing shaft is arranged at the center of the stator body. The motor is characterized in that a cooling cavity for cooling the motor through coolant is formed between the stator fixing shaft and the stator body, and the stator fixing shaft is provided with a coolant inlet channel and a coolant outlet channel communicated with two ends of the cooling cavity respectively. By arranging the cooling cavity, a good cooling effect of the inside of the motor is achieved. By arranging a plurality of flow guiding plates in the cooling cavity, radiating area is increased, and circulation paths of the coolant are increased. By means of air guiding plates, radiating performance of the motor casing is effectively improved. By means of a radiating structure inside and outside the motor, shutdown and damage caused by high temperature in an operation process of the motor can be avoided. The motor has the advantages of being simple in structure, good in cooling performance and convenient for popularization and application.
Description
Technical field
The utility model relates to a kind of liquid circulation cooling motor, in particular, relates in particular to a kind of outside liquid circulation cooling motor air-cooled, that motor internal can adopt the liquid circulation cooling that adopts.
Background technology
No matter be motor or generator, when operation, all can produce a large amount of heat, if can not timely and effectively heat be shed, not only can affect the operation of motor, even also may burn out motor.Along with the day by day minimizing of nonrenewable resources, hybrid power or pure electric automobile are following developing direction; The heat dispersion of motor directly affects stability and the life-span of motor.
That existing motor adopts substantially is air-cooled, water-cooled or three kinds of methods for cooling of oil injection type, for example the patent No. is the utility model patent of CN 200620058939.4, the form of its cooling is the external refrigeration of motor, and the energy that not only consumes is large, and heat dispersion is also low.Under the situation of shell as rotor of motor, its surface only is provided with radiating ribs, because radiating ribs also just distributes vertically, it only has the effect of increasing heat radiation area.
Summary of the invention
The utility model provides a kind of outside liquid circulation cooling motor air-cooled, that motor internal can adopt the liquid circulation cooling that adopts in order to overcome the shortcoming of above-mentioned technical problem.
Liquid circulation cooling motor of the present utility model comprises the stator body and the motor housing that cooperatively interact, and the central authorities of described stator body are provided with the stator fixed axis; Its special feature is: form the cooling cavity that adopts cooling fluid that motor is lowered the temperature between stator fixed axis and the stator body, offer the cooling fluid stand in channel and the cooling fluid that are connected with the two ends of cooling cavity respectively on the described stator fixed axis and go out passage.
Existing circulating cooling cooling method all is arranged on the outside of motor, and heat-conductive characteristic is low.To be designed to cool off cavity between stator fixed axis and the motor housing, the heat that motor produces can be passed to cooling fluid rapidly, in order to heat is taken away, realized effective, fast cooling to stator.
Liquid circulation cooling motor of the present utility model is arranged at intervals with a plurality of bafflers in the described cooling cavity; Form guiding gutter between adjacent two bafflers, adjacent two guiding gutters are connected by flow-guiding mouth.Baffler can increase the area of dissipation of motor stator, also can prolong the circulation path of cooling fluid in the cooling cavity, so that radiating effect more.
Liquid circulation cooling motor of the present utility model, described motor housing if the outer surface of described motor housing evenly is provided with the wind deflector of leading along the oblique line directions distribution, form wind guide tank between adjacent two wind deflectors as rotor.
The radiating ribs that arranges on the existing motor housing all is linear, and it has the effect of increasing heat radiation area.Under the situation of motor housing as rotor, at its outer surface some wind deflectors that distribute along oblique line directions are set, not only increased the area of dissipation of motor housing, but also can in wind guide tank, form the air-flow that circulates, so that the cooling of the shell of motor reaches optimum state.
Liquid circulation cooling motor of the present utility model, described cooling fluid stand in channel go out passage with cooling fluid and are connected with liquid return hole with the liquid outlet of coolant circulation system respectively.Adopt coolant circulation system, can guarantee that cooling fluid circulates in the cooling cavity.
The beneficial effects of the utility model are: (1) has realized utilizing cooling fluid to the direct cooling of stator by between stator body and stator fixed axis the cooling cavity being set, and has advantages of that heat-conductive characteristic is good, cooling is fast; (2) by the outer surface at motor housing the wind deflector that distributes along oblique line directions is set, so that motor housing can produce the radiating airflow that flows along the wind guide tank direction in crossing of rotation claims, has effectively improved the heat dispersion of motor housing; (3) by in the cooling cavity, a plurality of bafflers being set, both increase area of dissipation, also increased the circulation path of cooling fluid.The utility model can avoid motor in running owing to excess Temperature causes shutdown, damages, have advantages of simple for structure, cooling performance good and be convenient to application.
Description of drawings
Fig. 1 is the structural representation of front view of the present utility model;
Fig. 2 is the structural representation of left view of the present utility model;
Fig. 3 is the structural representation of stator in the utility model.
Among the figure: 1 stator fixed axis, 2 stator bodies, 3 bafflers, 4 guiding gutters, 5 cooling fluid stand in channels, 6 cooling fluids go out passage, 7 flow-guiding mouths, 8 motor housings, 9 wind deflectors, 10 wind guide tanks.
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment.
Embodiment
As shown in Figure 1, provided the structural representation of stator, it comprises that stator body 2, cooling fluid stand in channel 5, cooling fluid go out passage 6, baffler 3; Shown stator fixed axis 1 is fixed on the central authorities of stator body 2, form sealing cooling cavity between stator body 2 and the stator fixed axis 1, length direction along stator fixed axis 1 is evenly distributed with a plurality of bafflers 3, having formed guiding gutter 4, two adjacent guiding gutters 4 between adjacent two bafflers 3 is connected by flow-guiding mouth 7.Like this, by a plurality of bafflers 3 are set, both increased and cooling fluid between area of dissipation, also prolonged cooling fluid at cooling cavity flow path, guaranteed good heat dispersion.
Cooling fluid stand in channel 5 and cooling fluid go out passage 6 and all are opened on the stator fixed axis 1, and it is connected with the two ends of cooling cavity respectively.In the process of using, be connected with liquid return hole with the liquid outlet of coolant circulation system respectively by cooling fluid stand in channel 5 and cooling fluid being gone out passage 6, can effectively guarantee to circulate in the guiding gutter 4 of cooling fluid between baffler 3, in order to dispel the heat.
As shown in Figures 2 and 3, the master who has provided motor housing of the present utility model looks and the left structural representation of looking, and it comprises stator fixed axis 1, motor housing 8, wind deflector 9; Shown stator fixed axis 1 fixes with stator body 2, and motor housing 8 is arranged on the outside of stator body 2, and motor housing 8 externally does work as rotor in the process of operation.A plurality of wind deflectors 9 evenly are arranged on the outer surface of motor housing 8 in the mode that tilts, and have just formed wind guide tank 10 between adjacent two wind deflectors 9.In the process that motor housing 8 rotates, the wind deflector 9 of inclination will drive ambient air and flow along wind guide tank 10, formed can to motor housing 8 lower the temperature distinguished and admirable, guaranteed the excellent heat dispersion performance of motor housing 8.
Liquid circulation cooling motor of the present utility model, in the process of using, by liquid circulation system cooling fluid is inputted via cooling fluid stand in channel 5, the motor internal heat is taken away in crossing in the title that cooling fluid flows in guiding gutter 4, go out passage through cooling fluid again cooling fluid is flowed out, reduce the motor internal temperature by cool cycles, baffler 3 also is heat-conducting plate simultaneously, increase heat-conducting area, realized the motor internal cooling.By the rotation of motor housing 8, gradient wind deflector 9 produces distinguished and admirable, reduces motor housing 8 temperature, realizes motor housing 8 heat radiations.
Claims (4)
1. a liquid circulation cooling motor comprises the stator body (2) and the motor housing (8) that cooperatively interact, and the central authorities of described stator body are provided with stator fixed axis (1); It is characterized in that: form the cooling cavity that adopts cooling fluid that motor is lowered the temperature between stator fixed axis and the stator body, offer the cooling fluid stand in channel (5) and the cooling fluid that are connected with the two ends of cooling cavity respectively on the described stator fixed axis and go out passage (6).
2. liquid circulation cooling motor according to claim 1 is characterized in that: be arranged at intervals with a plurality of bafflers (3) in the described cooling cavity; Form guiding gutter (4) between adjacent two bafflers, adjacent two guiding gutters are connected by flow-guiding mouth (7).
3. liquid circulation cooling motor according to claim 1 and 2, it is characterized in that: described motor housing (8) is as rotor, if the outer surface of described motor housing evenly is provided with along what oblique line directions distributed and leads wind deflector (9), form wind guide tank (10) between adjacent two wind deflectors.
4. liquid circulation cooling motor according to claim 1 and 2, it is characterized in that: described cooling fluid stand in channel (5) goes out passage (6) with cooling fluid and is connected with liquid return hole with the liquid outlet of coolant circulation system respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220231148 CN202663208U (en) | 2012-05-22 | 2012-05-22 | Motor cooled through coolant in circulation mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220231148 CN202663208U (en) | 2012-05-22 | 2012-05-22 | Motor cooled through coolant in circulation mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202663208U true CN202663208U (en) | 2013-01-09 |
Family
ID=47458087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220231148 Expired - Fee Related CN202663208U (en) | 2012-05-22 | 2012-05-22 | Motor cooled through coolant in circulation mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202663208U (en) |
-
2012
- 2012-05-22 CN CN 201220231148 patent/CN202663208U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20130522 |