CN205544800U - Possesses good radiating generator structure - Google Patents
Possesses good radiating generator structure Download PDFInfo
- Publication number
- CN205544800U CN205544800U CN201620364742.7U CN201620364742U CN205544800U CN 205544800 U CN205544800 U CN 205544800U CN 201620364742 U CN201620364742 U CN 201620364742U CN 205544800 U CN205544800 U CN 205544800U
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- China
- Prior art keywords
- radiating
- radiating sleeve
- stator
- axis hole
- sleeve
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Abstract
The utility model provides a possesses good radiating generator structure, some of pivot pierces through the casing communicates with each other with the external world, contain in the pivot partly outer surface set has first heat dissipation cover, and two terminal surfaces of stator are equipped with the second heat dissipation and overlap, second heat dissipation cover corresponds the through -hole has been offered in first shaft hole and second shaft hole, second heat dissipation cover with first heat dissipation cover is connected, at the downthehole heat dissipation strip that is equipped with of the secondary shaft of stator, heat dissipation strip with second heat dissipation cover is connected. The utility model discloses make the generator in the course of the work, the heat dispersion of pivot and stator is showing and is promoting, compares prior art's generator structure, has its temperature rise reduced by 6 10K, and then optimized the complete machine heat dispersion of generator, the generator is guaranteed and work can be stabilized for a long time.
Description
Technical field
This utility model relates to electrical generator fields, particularly relates to a kind of electric generator structure possessing good heat radiating.
Background technology
Development along with electromotor, more and more higher to the cooling requirements of electromotor, in the electric generator structure of prior art, stator and rotor are all closed in casing, are not in contact with external, and the stator of electromotor is under the high speed rotating of rotor, substantial amounts of heat can be produced, the heat radiation causing stator is undesirable, if not taking heat dissipating method fast and effectively, will have a strong impact on the service life of electromotor.
It is therefore desirable to provide a kind of electric generator structure possessing good heat radiating.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of electric generator structure possessing good heat radiating, extends the service life of electromotor.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of electric generator structure possessing good heat radiating, including rotor, stator, rotating shaft and casing；Described rotor, stator and rotating shaft are arranged in described casing, and a part for described rotating shaft penetrates described casing and communicates with the external world；
Described stator is provided with the first axis hole passed through for described rotor, is laid with several the second axis holes along described first axis hole circumference；
The outer surface comprising a described part in described rotating shaft is set with the first radiating sleeve, two end faces of described stator are provided with the second radiating sleeve, corresponding described first axis hole of described second radiating sleeve and the second axis hole offer through hole, and described second radiating sleeve is connected with described first radiating sleeve；Being provided with heat sink strip in described second axis hole, described heat sink strip is connected with described second radiating sleeve.
Wherein, the aluminum that material is high thermal conductivity of described first radiating sleeve, the second radiating sleeve and heat sink strip.
Wherein, the hole wall of described second axis hole of described heat sink strip laminating.
Wherein, the thickness of described first radiating sleeve and the second radiating sleeve is 6-10mm.
Wherein, the thickness of described first radiating sleeve and the second radiating sleeve is 8mm.
Wherein, described second axis hole is 12.
Wherein, described rotating shaft is arranged oriented described first radiating sleeve and the second radiating sleeve and the fan of heat sink strip air-supply.
Wherein, described heat sink strip is arc strip.
The beneficial effects of the utility model are: electric generator structure of the present utility model is equiped with the first radiating sleeve at the outer surface of rotating shaft, end face at casing internal stator is set with the second radiating sleeve, second axis hole of stator is provided with heat sink strip, and heat sink strip, second radiating sleeve and the first radiating sleeve are sequentially connected with, make electromotor in the course of the work, the heat of rotating shaft and stator heat radiation can be conducted to the first radiating sleeve being attached thereto by heat sink strip and the second radiating sleeve, thus be dispersed in air, so that the heat dispersion of electromotor is obviously improved, the most do not install the electric generator structure of radiating sleeve and heat sink strip, its temperature rise reduces 6-10K；And then optimizing the complete machine heat dispersion of electromotor, it is ensured that electromotor can long-time stable work.
Accompanying drawing explanation
Fig. 1 is the complete machine structure schematic diagram of a kind of electric generator structure possessing good heat radiating of this utility model；
Fig. 2 is the stator structure schematic diagram of a kind of electric generator structure possessing good heat radiating of this utility model.
Label declaration:
1, stator；2, rotating shaft；3, the first axis hole；4, the second axis hole；5, the first radiating sleeve；
6, the second radiating sleeve；7, heat sink strip；8, casing.
Detailed description of the invention
By describing technology contents of the present utility model in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained.
The design of this utility model most critical is: at partial denudation in the outer surface of extraneous rotating shaft, and the end face of stator is equiped with the radiating sleeve being connected, the second axis hole at stator is provided with the heat sink strip being connected with radiating sleeve, conducted heat to outside casing by heat sink strip and radiating sleeve, thus heat radiation performance.
Refer to Fig. 1 to Fig. 2, this utility model provides a kind of electric generator structure possessing good heat radiating, including rotor, stator, rotating shaft and casing；Described rotor, stator and rotating shaft are arranged in described casing, and a part for described rotating shaft penetrates described casing and communicates with the external world；
Described stator is provided with the first axis hole passed through for described rotor, is laid with several the second axis holes along described first axis hole circumference；
The outer surface comprising a described part in described rotating shaft is set with the first radiating sleeve, two end faces of described stator are provided with the second radiating sleeve, corresponding described first axis hole of described second radiating sleeve and the second axis hole offer through hole, and described second radiating sleeve is connected with described first radiating sleeve；Being provided with heat sink strip in described second axis hole, described heat sink strip is connected with described second radiating sleeve.
Further, the aluminum that material is high thermal conductivity of described first radiating sleeve, the second radiating sleeve and heat sink strip.
Seen from the above description, the aluminium material of high thermal conductivity is used to make radiating sleeve and heat sink strip, it is possible to promote its heat dispersion further, possess optimal radiating effect.
Further, the hole wall of described second axis hole of described heat sink strip laminating.
Having foregoing description to understand, heat sink strip hole wall of fitting completely is arranged, it is possible to make the second axis hole obtain optimal radiating effect.
Further, the thickness of described first radiating sleeve and the second radiating sleeve is 6-10mm.
Further, the thickness of described first radiating sleeve and the second radiating sleeve is 8mm.
Seen from the above description, the thickness of the radiating sleeve being sleeved on rotating shaft and stator between 6-10mm, preferably 8mm, it can be ensured that the thickness of radiating sleeve is moderate, be provided simultaneously with optimal radiating effect.
Further, described second axis hole is 12.
Seen from the above description, the number of corresponding second axis hole arranges the heat sink strip of respective numbers, maximizes the radiating effect promoting stator.
Further, described rotating shaft is arranged oriented described first radiating sleeve and the second radiating sleeve and the fan of heat sink strip air-supply.
Seen from the above description, the fan blown to radiating sleeve and heat sink strip is set, it is possible to accelerates rotating shaft and the radiating rate of stator, is dispersed in air through the first radiating sleeve by heat faster, reduces rotating shaft and the temperature of stator faster, promote the radiating effect of electromotor.
Further, described heat sink strip is arc strip.
Seen from the above description, heat sink strip is set to the arc strip with male and fomale(M&F), it is possible to extend the area of fluid process, further promotes the radiating effect to stator.
Refer to Fig. 1-Fig. 2, embodiment one of the present utility model is:
A kind of electric generator structure possessing good heat radiating, including rotor, stator 1, rotating shaft 2 and casing 8；Described rotor, stator 1 and rotating shaft 2 are arranged in described casing 8, and a part for described rotating shaft 2 penetrates described casing 8 and communicates with the external world；Concrete, described rotor is fixedly mounted in described rotating shaft 2；Described stator 1, rotor and rotating shaft 2 are coaxially disposed, and the middle part of described stator 1 is provided with the first axis hole 3 passed through for described rotor, and described rotor is plugged in described first axis hole 3；On described stator 1, the circumferencial direction along described first axis hole 3 is uniformly laid with several the second axis holes 4, and the aperture of the first axis hole 3 is more than the aperture of the second axis hole 4；Producing rotating excitation field by stator 1, rotating shaft 2 drives rotor to do cutting magnetic line movement in the rotating excitation field that stator 1 produces, thus produces electric current；
Include in described rotating shaft 2 being positioned at casing 8 inside and being positioned at the outside exposed outer surface in air part of casing 8 being set with the first radiating sleeve 5；
Two nose circle surface covers of described stator 1 are preferably cooling plate structure equipped with the second radiating sleeve 6, the second radiating sleeve 6；And the position of corresponding described first axis hole the 3, second axis hole 4 and coil tooth offers correspondingly sized through hole on two nose circle faces；It is provided with heat sink strip 7 in described second axis hole 4；Described heat sink strip 7 is connected with the second radiating sleeve 6, and the second radiating sleeve 6 is connected with the first radiating sleeve 5；
In the work process of electromotor, rotating shaft 2 drives rotor to run up in the first axis hole 3 of stator 1, produce certain heat, the high efficiencies of heat transfer performance that the heat that stator produces is had by the second radiating sleeve 6 in the second axis hole 4 and the second radiating sleeve 6 on end face respectively, heat is quickly conducted the first radiating sleeve 5 to the rotating shaft 2 being attached thereto, directly distributed heat in air by the first radiating sleeve 5, thus realizing the raising of complete machine heat dispersion, the temperature rise of electromotor compared to existing technology reduces 6-10k.
Preferably, described heat sink strip 7 is fitted the hole wall of described second axis hole 4；It is furthermore preferred that described heat sink strip 7 is arc heat sink strip, by increasing capacitance it is possible to increase the area that fluid flows through, optimize the radiating effect of heat sink strip 7 further.
Preferably, described first radiating sleeve the 5, second radiating sleeve 6 and the aluminum that material is high thermal conductivity of heat sink strip 7；The thickness of the first radiating sleeve 5 and the second radiating sleeve 6 between 6～10mm, most preferably 8mm.
Embodiment two of the present utility model is:
The present embodiment is further to expand on the basis of embodiment one, and something in common is not repeated, and in place of optimization is:
Rotating shaft 2 is additionally provided with the fan can blown to the first radiating sleeve 5 and heat sink strip 7, preferably air supply direction is the direction towards the first radiating sleeve, when generator operation, rotating shaft rotarily drives fan synchronous axial system, fan is to the first radiating sleeve 5, second radiating sleeve 6 and heat sink strip 7 carry out air-cooled, accelerate via the first radiating sleeve, heat is distributed the speed to air simultaneously, thus further accelerate rotating shaft 2 and the radiating rate of stator 1, reduce stator and the temperature of rotating shaft faster, electric generator structure is made to obtain optimal radiating effect, ensure that electromotor can the work of long-time stable.
In sum, the electric generator structure that this utility model provides, it is provided by the first radiating sleeve, the second radiating sleeve and heat sink strip, make electromotor in the course of the work, the heat dispersion of rotating shaft and stator is obviously improved, electric generator structure compared to existing technology, and its temperature rise reduces 6-10K；Further, high heat conduction aluminum radiating sleeve and heat sink strip can promote the heat dispersion of electromotor further；Further, additionally it is possible to carrying out air-cooled to radiating sleeve and heat sink strip in real time, again promote the radiating rate of electromotor, it is ensured that the work of electromotor long-time stable, service life is longer, and generating efficiency is higher；Finally, radiating sleeve thickness is preferably 6-10mm, it is possible to ensures radiating effect, is that the volume of stator and rotating shaft too increases simultaneously, can control again cost and put into.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalents utilizing this utility model description and accompanying drawing content to be made; or directly or indirectly it is used in relevant technical field, the most in like manner it is included in scope of patent protection of the present utility model.
Claims (8)
1. the electric generator structure possessing good heat radiating, it is characterised in that include rotor, stator, rotating shaft
And casing；Described rotor, stator and rotating shaft are arranged in described casing, and a part for described rotating shaft penetrates
Described casing communicates with the external world；
Described stator is provided with the first axis hole passed through for described rotor, if being laid with along described first axis hole circumference
Dry the second axis hole；
The outer surface comprising a described part in described rotating shaft is set with the first radiating sleeve, two of described stator
End face is provided with the second radiating sleeve, and corresponding described first axis hole of described second radiating sleeve and the second axis hole offer logical
Hole, described second radiating sleeve is connected with described first radiating sleeve；It is provided with heat sink strip, institute in described second axis hole
State heat sink strip to be connected with described second radiating sleeve.
A kind of electric generator structure possessing good heat radiating, it is characterised in that institute
State the aluminum that material is high thermal conductivity of the first radiating sleeve, the second radiating sleeve and heat sink strip.
A kind of electric generator structure possessing good heat radiating, it is characterised in that institute
State the hole wall of heat sink strip described second axis hole of laminating.
A kind of electric generator structure possessing good heat radiating, it is characterised in that institute
The thickness stating the first radiating sleeve and the second radiating sleeve is 6-10mm.
A kind of electric generator structure possessing good heat radiating, it is characterised in that institute
The thickness stating the first radiating sleeve and the second radiating sleeve is 8mm.
A kind of electric generator structure possessing good heat radiating, it is characterised in that institute
Stating the second axis hole is 12.
A kind of electric generator structure possessing good heat radiating, it is characterised in that institute
State and oriented described first radiating sleeve and the second radiating sleeve and the fan of heat sink strip air-supply are set in rotating shaft.
A kind of electric generator structure possessing good heat radiating, it is characterised in that institute
Stating heat sink strip is arc strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620364742.7U CN205544800U (en) | 2016-04-27 | 2016-04-27 | Possesses good radiating generator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620364742.7U CN205544800U (en) | 2016-04-27 | 2016-04-27 | Possesses good radiating generator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205544800U true CN205544800U (en) | 2016-08-31 |
Family
ID=56794782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620364742.7U Expired - Fee Related CN205544800U (en) | 2016-04-27 | 2016-04-27 | Possesses good radiating generator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205544800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3114199A1 (en) * | 2020-09-17 | 2022-03-18 | Alstom Transport Technologies | Railway electric motor comprising a cooling device and associated railway vehicle |
-
2016
- 2016-04-27 CN CN201620364742.7U patent/CN205544800U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3114199A1 (en) * | 2020-09-17 | 2022-03-18 | Alstom Transport Technologies | Railway electric motor comprising a cooling device and associated railway vehicle |
| EP3972094A1 (en) * | 2020-09-17 | 2022-03-23 | ALSTOM Transport Technologies | Electric railway motor comprising a cooling device and associated railway vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160831 Termination date: 20170427 |