CN204633533U - Permagnetic synchronous motor actuating mechanism - Google Patents
Permagnetic synchronous motor actuating mechanism Download PDFInfo
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- CN204633533U CN204633533U CN201520277474.0U CN201520277474U CN204633533U CN 204633533 U CN204633533 U CN 204633533U CN 201520277474 U CN201520277474 U CN 201520277474U CN 204633533 U CN204633533 U CN 204633533U
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- bolster
- boss
- actuating sleeve
- installation cavity
- synchronous motor
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Abstract
Permagnetic synchronous motor actuating mechanism, comprises impeller, rotor, and impeller has an installation cavity, and have an actuating sleeve in installation cavity, rotor is connected with actuating sleeve, thus rotor can drive actuating sleeve to rotate; Bolster is had between actuating sleeve and the inwall of installation cavity, between bolster and actuating sleeve, radial direction is interfered mutually, between bolster and the madial wall of installation cavity, radial direction is interfered mutually, thus actuating sleeve rotates the rotation of drive bolster, and bolster again impeller rotates.Between bolster of the present utility model and actuating sleeve, radial direction is interfered mutually, and radial direction is interfered mutually between bolster and the madial wall of installation cavity, therefore actuating sleeve rotates and drives bolster to rotate, bolster again impeller rotates, thus reach the object of startup, the rotational angle of bolster is comparatively large, start success rate high, little to the infringement of motor, and structure is comparatively simple.
Description
Technical field
The utility model relates to a kind of permagnetic synchronous motor actuating mechanism.
Background technology
Existing permagnetic synchronous motor actuating mechanism generally drives the bolster be fixed on impeller by rotor, this class formation is fixed on impeller due to bolster.During startup the non-loaded scope of rotor be driver, the difference of the angle of bolster, angle sum shared by impeller positive stop lug boss three and a circumference.As everyone knows, synchronous machine has the little characteristic of staring torque, and in start-up course, non-loaded scope is less, and the reliability of startup is poorer.
For above-mentioned deficiency of the prior art, the patent No. is that the Chinese utility model patent of ZL201420009740.7 provides the permagnetic synchronous motor starting drive adopting double startup mode, it arranges the cam mechanism of several socket, non-loaded scope in start-up course can be increased to a certain extent, but too increase the complexity of structure.
Summary of the invention
In order to overcome the above-mentioned deficiency of existing permagnetic synchronous motor actuating mechanism, the utility model provides a kind of and starts that success rate is high, the simpler permagnetic synchronous motor actuating mechanism of structure.
The technical scheme in the invention for solving the technical problem is: permagnetic synchronous motor actuating mechanism, comprise impeller, rotor, described impeller has an installation cavity, an actuating sleeve is had in described installation cavity, described rotor is connected with described actuating sleeve, thus rotor can drive described actuating sleeve to rotate;
Bolster is had between the inwall of described actuating sleeve and described installation cavity, between described bolster and described actuating sleeve, radial direction is interfered mutually, between the madial wall of described bolster and described installation cavity, radial direction is interfered mutually, thus actuating sleeve rotates the rotation of drive bolster, bolster again impeller rotates.
Further, described installation cavity is cylindrical, and the madial wall of this installation cavity is provided with the first boss and the second boss; Described bolster is between the first described boss and the second boss, described actuating sleeve is positioned at the inner side of described first boss, the second boss, the lateral surface of this actuating sleeve is provided with driving boss, one side of described bolster can offset with the first described boss or the second boss, and the another side of described bolster can offset with described driving boss.
Or: described installation cavity is cylindrical, and the madial wall of this installation cavity is provided with a driven boss; In the neutral of described bolster between the two sides of described driven boss, described actuating sleeve is positioned at the inner side of described driven boss, the lateral surface of this actuating sleeve is provided with driving boss, one side of described bolster can offset with two of a driven boss side, and the another side of described bolster can offset with described driving boss.
The utility model also has following additional technical feature:
Described bolster is flexible piece.
Described rotor inserts from the afterbody of described actuating sleeve and is rigidly connected with described actuating sleeve and is integrated.
The afterbody of described actuating sleeve is provided with a sealing bulge loop.
The afterbody of described impeller is provided with sealing device.
The utility model in use, the rotation of rotor drives actuating sleeve to rotate, because between bolster and actuating sleeve, radial direction is interfered mutually, and radial direction is interfered mutually between bolster and the madial wall of installation cavity, therefore actuating sleeve rotates and drives bolster to rotate, bolster again impeller rotates, thus reaches the object of startup.
The beneficial effects of the utility model are: between bolster and actuating sleeve, radial direction is interfered mutually, and radial direction is interfered mutually between bolster and the madial wall of installation cavity, therefore actuating sleeve rotates and drives bolster to rotate, bolster again impeller rotates, thus reach the object of startup, the rotational angle of bolster is comparatively large, start success rate high, little to the infringement of motor, and structure is comparatively simple.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is explosive view of the present utility model.
Fig. 3 is cross-sectional figure of the present utility model.
Fig. 4 is the structural representation of impeller.
Fig. 5 is another kind of cross-sectional figure of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
With reference to Fig. 1 ~ Fig. 4, permagnetic synchronous motor actuating mechanism, comprises impeller 1, rotor 2, described impeller 1 has an installation cavity 3, have an actuating sleeve 4 in described installation cavity 3, described rotor 2 is connected with described actuating sleeve 4, thus rotor 2 can drive described actuating sleeve 4 to rotate.Rotor 2 described in the present embodiment inserts from the afterbody of described actuating sleeve 4 and is rigidly connected with described actuating sleeve 4 and is integrated.
Bolster 5 is had between described actuating sleeve 4 and the inwall of described installation cavity 3, between described bolster 5 and described actuating sleeve 4, radial direction is interfered mutually, between described bolster 5 and the madial wall of described installation cavity 3, radial direction is interfered mutually, thus actuating sleeve 4 rotation drives bolster 5 to rotate, bolster 5 again impeller 1 rotates.In use, the rotation of rotor 2 drives actuating sleeve 4 to rotate, because between bolster 5 and actuating sleeve 4, radial direction is interfered mutually, and radial direction is interfered mutually between the madial wall of bolster 5 and installation cavity 3, therefore actuating sleeve 4 rotates and drives bolster 5 to rotate, bolster 5 again impeller 1 rotates, thus reaches the object of startup.
In the present embodiment, radial interference implementation between bolster 5 and actuating sleeve 4, between bolster 5 and the madial wall of installation cavity 3 is: described installation cavity 3 is cylindrical, the inner surface that the madial wall of this installation cavity 3 is provided with the first boss 6 and the second boss 7, first boss 6 and the second boss 7 is curved; Described bolster 5 is between the first described boss 6 and the second boss 7, described actuating sleeve 4 is positioned at the inner side of described first boss 6, second boss 7, the lateral surface of this actuating sleeve 4 is provided with and drives boss 8, drive the outer surface of boss 8 in the arc with the inner surface adaptation of the first boss 6, second boss 7, thus the outer surface of driving boss 8 can be adaptive with the inner surface of the first boss 6, second boss 7; One side of described bolster 5 can offset with the first described boss 6 or the second boss 7, the another side of described bolster 5 can offset with described driving boss 8, the medial surface of described bolster 5 and the body adaptation of actuating sleeve, the lateral surface of described bolster 5 and the madial wall adaptation of described installation cavity 3.In use, the rotation of rotor 2 drives actuating sleeve 4 to rotate, actuating sleeve 4 drives boss 8 and bolster 5 to offset when turning to certain angle, thus drive bolster 5 to rotate, offset with the first boss 6 or the second boss 7 after bolster 5 turns to certain angle, thus bolster 5 again impeller 1 rotate, thus reach the object of startup.Adopt above-mentioned setting; rotor 2 drives actuating sleeve 4 to dally after an angle and contacts with bolster 5; actuating sleeve 4 does not have load burden when driving bolster 5 to move; just drive bolster 5 action; itself and zero load are suitable, until bolster 5 offsets with the first boss 6 or the second boss 7, therefore synchronous machine zero load angle when starting is large; be more conducive to the buffering and the raising startup success rate that start the incipient stage, simultaneously larger to protective effect during electric motor starting.
Certainly, also can be as shown in Figure 5, two boss are not set, a boss is only set, the madial wall of i.e. installation cavity only establishes a driven boss 10, in the neutral of described bolster 5 between the two sides of described driven boss 10, described actuating sleeve 4 is positioned at the inner side of described driven boss 10, the lateral surface of this actuating sleeve 4 is provided with and drives boss 8, one side of described bolster 5 can offset with two sides of driven boss 10, and the another side of described bolster 5 can offset with described driving boss 8.Similar, rotor 2 drives actuating sleeve 4 to dally after an angle and contacts with bolster 5, actuating sleeve 4 does not have load burden when driving bolster 5 to move, just drive bolster 5 action, it is suitable with zero load, until bolster 5 offsets with a side of driven boss 10, thus bolster 5 again impeller 1 rotate.
In the present embodiment, described bolster 5 is flexible piece, such as rubber parts, can strengthen cushioning effect further.The afterbody of described actuating sleeve 4 is provided with a sealing bulge loop 9, and the afterbody of described impeller 1 is provided with sealing device, can realize sealing, prevent into water, enters dust.
Claims (7)
1. permagnetic synchronous motor actuating mechanism, comprises impeller, rotor, it is characterized in that: described impeller has an installation cavity, has an actuating sleeve in described installation cavity, and described rotor is connected with described actuating sleeve, thus rotor can drive described actuating sleeve to rotate;
Bolster is had between the inwall of described actuating sleeve and described installation cavity, between described bolster and described actuating sleeve, radial direction is interfered mutually, between the madial wall of described bolster and described installation cavity, radial direction is interfered mutually, thus actuating sleeve rotates the rotation of drive bolster, bolster again impeller rotates.
2. permagnetic synchronous motor actuating mechanism as claimed in claim 1, it is characterized in that: described installation cavity is cylindrical, the madial wall of this installation cavity is provided with the first boss and the second boss;
Described bolster is between the first described boss and the second boss, described actuating sleeve is positioned at the inner side of described first boss, the second boss, the lateral surface of this actuating sleeve is provided with driving boss, one side of described bolster can offset with the first described boss or the second boss, and the another side of described bolster can offset with described driving boss.
3. permagnetic synchronous motor actuating mechanism as claimed in claim 1, it is characterized in that: described installation cavity is cylindrical, the madial wall of this installation cavity is provided with a driven boss;
In the neutral of described bolster between the two sides of described driven boss, described actuating sleeve is positioned at the inner side of described driven boss, the lateral surface of this actuating sleeve is provided with driving boss, one side of described bolster can offset with two of a driven boss side, and the another side of described bolster can offset with described driving boss.
4. the permagnetic synchronous motor actuating mechanism as described in one of claim 1 ~ 3, is characterized in that: described bolster is flexible piece.
5. the permagnetic synchronous motor actuating mechanism as described in one of claim 1 ~ 3, is characterized in that: described rotor inserts from the afterbody of described actuating sleeve and is rigidly connected with described actuating sleeve and is integrated.
6. the permagnetic synchronous motor actuating mechanism as described in one of claim 1 ~ 3, is characterized in that: the afterbody of described actuating sleeve is provided with a sealing bulge loop.
7. the permagnetic synchronous motor actuating mechanism as described in one of claim 1 ~ 3, is characterized in that: the afterbody of described impeller is provided with sealing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520277474.0U CN204633533U (en) | 2015-05-04 | 2015-05-04 | Permagnetic synchronous motor actuating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520277474.0U CN204633533U (en) | 2015-05-04 | 2015-05-04 | Permagnetic synchronous motor actuating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN204633533U true CN204633533U (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520277474.0U Active CN204633533U (en) | 2015-05-04 | 2015-05-04 | Permagnetic synchronous motor actuating mechanism |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779738A (en) * | 2015-05-04 | 2015-07-15 | 宁波贞观电器有限公司 | Permanent magnet synchronous motor starting mechanism |
| CN107061304A (en) * | 2017-03-23 | 2017-08-18 | 江门市地尔汉宇电器股份有限公司 | Draining pump rotor startup mechanism, draining pump motor and draining pump |
| CN107689707A (en) * | 2016-08-25 | 2018-02-13 | 马燕翔 | A kind of anti-blocking rotary device of motor and loaded starting |
-
2015
- 2015-05-04 CN CN201520277474.0U patent/CN204633533U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779738A (en) * | 2015-05-04 | 2015-07-15 | 宁波贞观电器有限公司 | Permanent magnet synchronous motor starting mechanism |
| CN107689707A (en) * | 2016-08-25 | 2018-02-13 | 马燕翔 | A kind of anti-blocking rotary device of motor and loaded starting |
| CN107061304A (en) * | 2017-03-23 | 2017-08-18 | 江门市地尔汉宇电器股份有限公司 | Draining pump rotor startup mechanism, draining pump motor and draining pump |
| CN107061304B (en) * | 2017-03-23 | 2023-11-21 | 汉宇集团股份有限公司 | Drainage pump rotor starting mechanism, drainage pump motor and drainage pump |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |