CN204391950U - A kind of servomotor of oil immersed type cooling - Google Patents
A kind of servomotor of oil immersed type cooling Download PDFInfo
- Publication number
- CN204391950U CN204391950U CN201420866015.1U CN201420866015U CN204391950U CN 204391950 U CN204391950 U CN 204391950U CN 201420866015 U CN201420866015 U CN 201420866015U CN 204391950 U CN204391950 U CN 204391950U
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- stator
- installing hole
- rotor
- servomotor
- encoder
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Abstract
The utility model relates to the servomotor of a kind of oil immersed type cooling, comprise stator, stator casing body cross section is rectangle, it is a straight-through installing hole in stator, in stator installing hole, rotor is installed, rotor stage casing cover has magnet steel, in magnet steel, external diameter both sides are respectively overlapped a circle O shape circle, the output of rotor stretch out stator case front end forward flange installing hole and and fixed by bearing between forward flange installing hole, forward flange circumferentially has some oilholes, the rear end diameter of rotor forms one from big to small, two two-stage step surfaces, fixed by bearing between one two-stage step surface and the rear flange installing hole of stator case rear end, on two two-stage step surfaces, cover has encoder, encoder overcoat has back shroud, back shroud center has circular hole and be covered with protective cover on circular hole.The utility model can meet the special applied environment of client; Promote the heat radiation of motor; The lubrication of the performance improvement bearing of lifting motor and heat radiation; Improve the insulation property of motor.
Description
Technical field
The utility model belongs to servomotor technical field, particularly relates to the servomotor of a kind of oil immersed type cooling.
Background technology
In the application scenario that some are special, need motor be arranged in fuel tank, and for this applied environment, consider and the flowing of oil whether can be utilized can to take away a part of heat, and commercially also there is not corresponding equipment for these ideas, still on motor, specially process oilhole, the oil in fuel tank can be flowed at motor internal, improve the heat radiation of motor, thus the performance of lifting motor; Meanwhile, we have employed open bearing, make oil to flow into bearing, promote lubrication and the heat radiation of bearing.
Utility model content
Technical problem to be solved in the utility model is to provide the servomotor of a kind of oil immersed type cooling, to solve servomotor heat radiation difficulty, lubricates inadequate problem.
The utility model solves the technical scheme that its technical problem adopts: provide the servomotor that a kind of oil immersed type cools, comprise stator, stator casing body cross section is rectangle, it is a straight-through installing hole in stator, in described stator installing hole, rotor is installed, rotor stage casing cover has magnet steel, in magnet steel, external diameter both sides are respectively overlapped a circle O shape circle, the output of rotor stretch out stator case front end forward flange installing hole and and fixed by bearing between forward flange installing hole, forward flange circumferentially has some oilholes, the rear end diameter of rotor forms two step surfaces from big to small, fixed by bearing between the rear flange installing hole of wherein larger step surface and stator case rear end, on less step surface, cover has encoder, encoder overcoat has back shroud, back shroud center has circular hole and be covered with protective cover on circular hole.
Fixing forward flange is installed by screw in described stator case front end.
Described less step surface is connected by screw fixing with the internal diameter of encoder.
Be connected by screw fixing between described encoder external diameter and back shroud.
Described protective cover is network structure.
Beneficial effect
The utility model can be special according to client installation environment, the structure of motor is suitably changed, make oil to flow into motor internal, promote electric insulation property, promote the heat radiation of the lubrication of bearing and heat radiation, promotion motor, thus promote the performance of servomotor.
Accompanying drawing explanation
Fig. 1 is the utility model cutaway view.
Fig. 2 is the utility model end view.
Embodiment
Below in conjunction with specific embodiment, set forth the utility model further.Should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
Embodiment 1
As shown in Fig. 1 ~ Fig. 2, a kind of servomotor of oil immersed type cooling, comprises rotor 1, forward flange 2, stator 3, O shape circle 4, rear flange 5, back shroud 6, encoder 7 and protective cover 8.Wherein rear flange 5 is fixed by screws in stator 3 rear end; Together with rotor 1 is fixed by screws in forward flange 2, then entirety is arranged on stator 3 front end by screw; Back shroud 6 is arranged on rear flange 5 by screw; Encoder 7 inner ring is arranged on rotor 1 by screw, and encoder 7 outer ring is arranged on stator 3 by screw; Protective cover 8 is arranged on back shroud 6 by screw.Forward flange 2 machined several oilhole, and protective cover 8 is network structure, is convenient to the turnover of oil; Stator 3 has to pass through dipping lacquer or cast epoxy finishes; In order to prevent oil corrosion magnet steel, rotor 1 being installed O shape circle 4, encapsulation process has been carried out to the part of rotor 1 mounting magnetic steel; The degree of protection of encoder 7 need reach IP67, prevents oil from entering; Selected bearing is open architecture, and oil can flow into Bearing inner freely; Oil in casing is transformer oil, can improve electrical insulation properties.
Claims (5)
1. the servomotor of an oil immersed type cooling, comprise stator (3), stator (3) shell body cross section is rectangle, it is a straight-through installing hole in stator (3), it is characterized in that: in described stator (3) installing hole, rotor (1) is installed, rotor (1) stage casing cover has magnet steel, in magnet steel, external diameter both sides are respectively overlapped circle O shape circle (4), the output of rotor (1) stretch out stator (3) housing forward end forward flange (2) installing hole and and fixed by bearing between forward flange (2) installing hole, (2) circumferentially have some oilholes to forward flange, the rear end diameter of rotor (1) forms two step surfaces from big to small, fixed by bearing between rear flange (5) installing hole of wherein larger step surface and stator (3) housing rear end, on less step surface, cover has encoder (7), encoder (7) overcoat has back shroud (6), back shroud (6) center has circular hole and on circular hole, is covered with protective cover (8).
2. the servomotor of a kind of oil immersed type cooling according to claim 1, is characterized in that: described stator (3) housing forward end installs fixing forward flange (2) by screw.
3. the servomotor of a kind of oil immersed type cooling according to claim 1, is characterized in that: described less step surface is connected by screw fixing with the internal diameter of encoder (7).
4. the servomotor of a kind of oil immersed type cooling according to claim 1, is characterized in that: be connected by screw fixing between described encoder (7) external diameter and back shroud (6).
5. the servomotor of a kind of oil immersed type cooling according to claim 1, is characterized in that: described protective cover (8) is network structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866015.1U CN204391950U (en) | 2014-12-30 | 2014-12-30 | A kind of servomotor of oil immersed type cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866015.1U CN204391950U (en) | 2014-12-30 | 2014-12-30 | A kind of servomotor of oil immersed type cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204391950U true CN204391950U (en) | 2015-06-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420866015.1U Active CN204391950U (en) | 2014-12-30 | 2014-12-30 | A kind of servomotor of oil immersed type cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204391950U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342947A (en) * | 2018-12-04 | 2019-02-15 | 宁波菲仕电机技术有限公司 | A kind of rotor separation motor test fixture |
| CN109459695A (en) * | 2018-12-04 | 2019-03-12 | 宁波菲仕电机技术有限公司 | A kind of machine with natural cooling mechanism for testing |
| CN109560655A (en) * | 2017-09-27 | 2019-04-02 | 天津市松正电动汽车技术股份有限公司 | A kind of motor bearing lubricating structure |
| CN109802503A (en) * | 2019-01-01 | 2019-05-24 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | A kind of oil immersed type magneto |
-
2014
- 2014-12-30 CN CN201420866015.1U patent/CN204391950U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109560655A (en) * | 2017-09-27 | 2019-04-02 | 天津市松正电动汽车技术股份有限公司 | A kind of motor bearing lubricating structure |
| CN109342947A (en) * | 2018-12-04 | 2019-02-15 | 宁波菲仕电机技术有限公司 | A kind of rotor separation motor test fixture |
| CN109459695A (en) * | 2018-12-04 | 2019-03-12 | 宁波菲仕电机技术有限公司 | A kind of machine with natural cooling mechanism for testing |
| CN109802503A (en) * | 2019-01-01 | 2019-05-24 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | A kind of oil immersed type magneto |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |