CN204099374U - Locking device, generator and wind power generating set - Google Patents
Locking device, generator and wind power generating set Download PDFInfo
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- CN204099374U CN204099374U CN201420549344.3U CN201420549344U CN204099374U CN 204099374 U CN204099374 U CN 204099374U CN 201420549344 U CN201420549344 U CN 201420549344U CN 204099374 U CN204099374 U CN 204099374U
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- cam
- stop pin
- locking device
- pin
- divider
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Abstract
The utility model provides a kind of locking device, generator and wind power generating set.The locking device that the utility model provides, it comprises stop pin, described stop pin is connected with cam rotationally, described cam is connected with handle, and on described stop pin, cover has spring, and described cam and described spring are positioned at the both sides of divider, one end and the described divider of described spring offset, the other end and the fitting be connected on described stop pin of described spring offset, and described cam, stop pin and divider are equipped with jack, also comprise position limit pin; When described cam is in the first corner, described position limit pin is inserted in the jack of described stop pin and described cam; When described cam is in the second corner, described position limit pin is inserted in the jack of described stop pin and described divider.This locking device has that structure is simple, easy and simple to handle, the advantage of fast response time, utilizes position limit pin to coordinate jack can avoid the fortuitous events such as misoperation occur simultaneously.
Description
Technical field
The utility model relates to Lock Part, particularly relates to locking device, generator and wind power generating set.
Background technique
In some cases, sometimes need to lock the parts of rotation motion, make it static and no longer rotate, so that carry out follow-up operation.Particularly in wind power generation field, wind power generating set is in the process lifting, debug and safeguard, in order to ensure the safety of equipment and personnel, needing the rotary component to wind power generating set (rotor of such as generator or impeller) to carry out locking and making it to rotate.In the prior art; in order to realize the positive lock of wind-driven generator; general after a shutdown, the lock pin of the locking framework on the static part (as stator) of generator is pushed in hole on rotary component (as rotor) or groove, this rotary component can not be rotated again.In order to make the lock pin movement of locking framework, generally have two kinds of modes at present, wherein one utilizes hydraulic drive parts thus drives lock pin movement, and another kind adopts screw rod as lock pin, and rotary screw makes screw axial move.
State in realization in the process of technological scheme, inventor finds that in prior art, at least there are the following problems:
The system architecture that hydraulic solution adopts is complicated, cost is higher, also higher to the requirement of operator.And no matter be hydraulic solution or screw rod scheme, it often needs repeatedly to attempt ability success in the locking process of reality.
Analyze through inventor, this is due to when locked rotor, and site environment (such as wind speed and direction) is uncertain, and this is very large on the impact of locking, locks opportunity often transient.The locking time of hydraulic solution and screw rod scheme is longer, can not respond fast, and therefore its probability being once locked into merit is lower.
Model utility content
The utility model object is to provide easy and simple to handle, fast response time, the reliable a kind of locking device of locking, a kind of generator and a kind of wind power generating set.
To achieve these goals, the utility model provides a kind of locking device, it comprises stop pin, described stop pin is connected with cam rotationally, described cam is connected with handle, on described stop pin, cover has spring, described cam and described spring are positioned at the both sides of divider, one end and the described divider of described spring offset, the other end and the fitting be connected on described stop pin of described spring offset, described cam, stop pin and divider are equipped with jack, also comprise position limit pin;
When described cam is in the first corner, described position limit pin is inserted in the jack of described stop pin and described cam;
When described cam is in the second corner, described position limit pin is inserted in the jack of described stop pin and described divider.
The locking device that the utility model provides, wherein can be provided with spline hole on described divider, and described stop pin can be provided with rotation prevention portion, and described rotation prevention portion is located in described spline hole.
The locking device that the utility model provides, wherein said spline hole can be flat.
The locking device that the utility model provides, wherein can overlap on described stop pin and have guide sleeve, described divider is connected on described guide sleeve, and described spring is positioned at described guide sleeve.
The locking device that the utility model provides, wherein said divider can comprise cover body part and boss part, the jack of described divider is arranged in described boss part, described boss part is positioned at described guide sleeve, described spring and described boss part offset, described cover body part is connected with described guide sleeve, and described guide sleeve is provided with jack, and the jack on described guide sleeve is corresponding with the jack in described boss part.
The locking device that the utility model provides, wherein said fitting can for being arranged on the shaft shoulder on described stop pin.
The locking device that the utility model provides, wherein all can be provided with pin shaft hole on described cam and stop pin, in the pin shaft hole of described cam and stop pin, be jointly equipped with bearing pin.
The locking device that the utility model provides, wherein said cam can comprise two clamping parts be arranged in parallel, jack on described cam and pin shaft hole are all arranged on described clamping part, and the pin shaft hole of described stop pin is arranged on its end, and described end is between described two clamping parts.
The locking device that the utility model provides, wherein said cam can have the first plane, fillet surface and the second plane, and the distance between described bearing pin and described first plane is greater than the distance between described bearing pin and described second plane;
When described cam is in the first corner, described first plane and described divider are fitted;
When described cam is in the second corner, described second plane and described divider are fitted.
The utility model additionally provides a kind of generator, and it comprises arbitrary above-mentioned locking device, and the divider of described locking device is fixed relative to the stator of generator, and on the rotor of generator, the stop pin of corresponding described locking device is provided with groove or hole.
The generator that the utility model provides, wherein can overlap in the end of described stop pin and have terminal guide part, described terminal guide part is fixed on the stator of described generator.
The utility model additionally provides a kind of wind power generating set comprising arbitrary above-mentioned locking device.
The main beneficial effect of the above-mentioned locking device that the utility model provides is, handle rotating cam only need be utilized just can to control the flexible of stop pin quickly and easily, have that structure is simple, easy and simple to handle, the advantage of fast response time, utilize position limit pin to coordinate jack that stop pin can be made to stablize simultaneously and remain on the locking and unlocking state, avoid the fortuitous events such as misoperation occur.
The above-mentioned generator that the utility model provides and wind power generating set can accept the advantage of above-mentioned locking device, and structure is simple, easy and simple to handle, fast response time, good reliability.
Accompanying drawing explanation
Fig. 1 is the stereogram of the locking device of the utility model embodiment;
Fig. 2 is a kind of using state figure of the locking device of the utility model embodiment;
Fig. 3 is the another kind of using state figure of the locking device of the utility model embodiment;
Fig. 4 is the stereogram of the divider of the utility model embodiment;
Fig. 5 is the stereogram of the stop pin of the utility model embodiment;
Fig. 6 is the sectional view of the generator of the locking device being provided with the utility model embodiment;
Fig. 7 is the cam of the utility model embodiment and the stereogram of handle;
Fig. 8 is the stereogram of the generator of the locking device being provided with the utility model embodiment.
Drawing reference numeral illustrates:
1-stop pin; 11-rotation prevention portion; The 12-shaft shoulder; 21-cam; 22-handle; 211-clamping part; 2111-first plane; 2112-fillet surface; 2113-second plane; 31-spring; 32-divider; 321-spline hole; 322-cover body part; 3221-screw hole; 323-boss part; 33-fitting; 34-guide sleeve; 41-jack; 42-position limit pin; 51-pin shaft hole; 52-bearing pin; 61-stator; 62-rotor; 621-groove; 7-locking device; 8-terminal guide part.
Embodiment
Below in conjunction with accompanying drawing, the locking device of the utility model embodiment, generator and wind power generating set are described in detail.
As shown in Figure 1, the locking device of the utility model embodiment, it comprises stop pin 1, stop pin 1 is connected with cam 21 rotationally, cam 21 is connected with handle 22, on stop pin 1, cover has spring 31, cam 21 and spring 31 are positioned at the both sides of divider 32, one end and the divider 32 of spring 31 offset, the other end and the fitting 33 be connected on stop pin 1 of spring 31 offset, at cam 21, stop pin 1 and divider 32 are equipped with jack 41, also comprise position limit pin 42, see Fig. 2, when cam 21 is in the first corner, position limit pin 42 is inserted in the jack of stop pin 1 and cam 21, see Fig. 3, when cam 21 is in the second corner, position limit pin 42 is inserted in the jack of stop pin 1 and divider 32.
See Fig. 1, the cam 21 of the present embodiment is when rotating, when the near point (in cam 21 outer rim from the point close to the center of rotation of cam 21) in cam 21 outer rim is near divider 32, the active force of spring 31 pairs of fittings 33 can make stop pin 1 stretch out, when the far point (in cam 21 outer rim from the point away from the center of rotation of cam 21) in cam 21 outer rim is near divider 32, the reaction force of divider 32 pairs of cams 21 makes cam 21 drive stop pin 1 rollback and Compress Spring 31, so handle 22 rotating cam 21 only need be utilized just can to control the flexible of stop pin 1 quickly and easily, it is simple that the locking device that the present embodiment is provided has structure, easy and simple to handle, the advantage of fast response time, simultaneously when stop pin 1 is in the state of stretching out and retracted mode respectively, it can distinguish corresponding lock state and released state, the locking device of the present embodiment utilizes position limit pin 42 to coordinate jack 41 that stop pin 1 can be made easily stably to remain on lock state and released state respectively, avoid the fortuitous events such as misoperation occur.
Specifically when using the locking device of the present embodiment, divider 32 can be fixedly attached on one of them parts of two relatively rotating parts (or using a certain structure division on these parts as divider), another parts offer the groove corresponding with stop pin 1 or hole, thus the locking device being beneficial to the present embodiment carries out the locking and unlocking.See Fig. 2 and Fig. 3, when operating the locking device of the present embodiment, to lock, then can pull up position limit pin 42 rotating cam 21 makes it be in the second corner, position limit pin 42 is inserted in the jack of stop pin 1 and divider 32, to unlock, then can pull up position limit pin 42 rotating cam 21 and make it be in the first corner, position limit pin 42 is inserted in the jack of stop pin 1 and cam 21, so move in circles.
Preferably, as shown in Figure 4 and Figure 5, divider 32 can be provided with spline hole 321, stop pin 1 can be provided with rotation prevention portion 11, rotation prevention portion 11 is located in spline hole 321, can avoid stop pin 1 that rotation occurs like this, the jack 41 on divider 32 can be made when operating to aim at the jack 41 on stop pin 1 and do not misplace, be convenient to position limit pin 42 to insert.Particularly, the cross section in spline hole 321 can be non-circular shape, and further preferably, spline hole 321 can be flat, and such as spline hole 321 can be flat round hole as shown in Figure 4.
As shown in Figure 6, it is the sectional view of the generator of the locking device being provided with the utility model embodiment, preferably, stop pin 1 can overlap and have guide sleeve 34, divider 32 is connected on guide sleeve 34, spring 31 is positioned at guide sleeve 34, such guide sleeve 34 can play the effect of leading to stop pin 1, and can by the stator 91 that guide sleeve 34 is arranged on generator makes divider 32 fix relative to the stator 61 of generator by guide sleeve 34, the jack 41 on divider 32 can be made when mounted to be easily positioned at outside stator 61, thus be convenient to insert position limit pin 42 when lock state.
As shown in Figure 4 and Figure 6, further preferably, divider 32 can comprise cover body part 322 and boss part 323, the jack 41 of divider 32 is arranged in boss part 323, boss part 323 is positioned at guide sleeve 34, spring 31 and boss part 323 offset, cover body part 322 is connected with guide sleeve 34, guide sleeve 34 is provided with jack 41, jack 41 on guide sleeve 34 is corresponding with the jack 41 in boss part 323, boss part 323 can be utilized like this by spring 31 shutoff in guide sleeve 34, the assembling of the locking device of more convenient the present embodiment.Particularly, the end of guide sleeve 34 and cover body part 322 can be provided with screw hole 3221, the end of cover body part 322 and guide sleeve 34 can be connected by screw.
See Fig. 1, particularly, fitting 33 can be the various fittings that spring 31 freely extends that stop, such as nut or the block etc. be welded on stop pin 1, as shown in Figure 5, preferably, fitting can for being arranged on the shaft shoulder 12 on stop pin 1, the shaft shoulder 12 just can process when processing stop pin 1, and structure is simple, without the need to assembling special fitting again.
Particularly, cam 21 can be connected on stop pin 1 by the parts such as bearing pin and bearing thus to realize rotatable, preferably, as shown in Figures 5 to 7, cam 21 and stop pin 1 all can be provided with pin shaft hole 51, in the pin shaft hole 51 of cam 21 and stop pin 1, be jointly equipped with bearing pin 52, this linkage structure is simpler.Further preferably, cam 21 can comprise two clamping parts be arranged in parallel 211, jack 41 on cam 21 and pin shaft hole 51 all can be arranged on clamping part 211, the pin shaft hole 51 of stop pin 1 is arranged on its end, this end is between two clamping parts 211, this linkage structure connects reliable, stability of rotation.
The shape of cam 21 can need flexible length according to stop pin 1 and design, as shown in Figures 2 and 3, preferably, cam 21 can have the first plane 2111, fillet surface 2112 and the second plane 2113, distance between bearing pin 52 and the first plane 2111 is greater than the distance between bearing pin 52 and the second plane 2113, and when cam 21 is in the first corner, the first plane 2111 is fitted with divider 32, when cam 21 is in the second corner, the second plane 2113 is fitted with divider 32.Here cam 21 feel that adopts plane and divider 32 to fit when can make operation when two kinds of corner states is respectively better, is convenient to the state of the perception cam 21 when operating and the cam 21 that stops operating.Particularly, the first plane 2111, fillet surface 2112 and the second plane 2113 can be arranged on above on said clamping part 211.Preferably, the first plane 2111 can with the second plane parallel, the angle between such first corner and the second corner is then 180 °.
Particularly, the locking device of the utility model embodiment can be used for locking generator, as shown in Figure 6 and Figure 8, the generator of the utility model embodiment, it comprises the locking device 7 of above-described embodiment, the divider 32 of locking device 7 is fixed relative to the stator 61 of generator, and on the rotor 62 of generator, the stop pin 1 of corresponding locking device 7 is provided with groove 621 or hole.
As shown in Figure 6, further, can overlap in the end of stop pin 1 and have terminal guide part 8, terminal guide part 8 is fixed on the stator 61 of generator, terminal guide part 8 can carry out auxiliary guiding to the keyed end of stop pin 1, and the radial direction stop of terminal guide part 8 pairs of stop pins 1 simultaneously can avoid stop pin 1 to bear larger moment of flexure when locking.
In addition, in order to lock the rotor of generator, divider 32 also can relative to cabin, the parts such as base are fixed, and the locking device of the utility model embodiment is except may be used for locking the rotor of generator, can also be used to lock other rotary components (such as impeller) in wind power generating set, such as divider 32 can be fixed relative to the engine room foundation in wind power generating set, and the groove corresponding with stop pin 1 or hole are opened on impeller, according to previously described principle, the locking device that known the utility model embodiment provides is to direct wind-driven generator group, the wind power generating set of the types such as half-direct-drive wind driven generator group and double-fed wind power generator group is applicable equally, so the utility model also claimed wind power generating set including the locking device of above-described embodiment.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (12)
1. a locking device, it is characterized in that, comprise stop pin, described stop pin is connected with cam rotationally, described cam is connected with handle, on described stop pin, cover has spring, described cam and described spring are positioned at the both sides of divider, and one end and the described divider of described spring offset, and the other end and the fitting be connected on described stop pin of described spring offset, described cam, stop pin and divider are equipped with jack, also comprise position limit pin;
When described cam is in the first corner, described position limit pin is inserted in the jack of described stop pin and described cam;
When described cam is in the second corner, described position limit pin is inserted in the jack of described stop pin and described divider.
2. locking device according to claim 1, is characterized in that, described divider is provided with spline hole, and described stop pin is provided with rotation prevention portion, and described rotation prevention portion is located in described spline hole.
3. locking device according to claim 2, is characterized in that, described spline hole is flat.
4. locking device according to claim 1, is characterized in that, on described stop pin, cover has guide sleeve, and described divider is connected on described guide sleeve, and described spring is positioned at described guide sleeve.
5. locking device according to claim 4, it is characterized in that, described divider comprises cover body part and boss part, the jack of described divider is arranged in described boss part, described boss part is positioned at described guide sleeve, and described spring and described boss part offset, and described cover body part is connected with described guide sleeve, described guide sleeve is provided with jack, and the jack on described guide sleeve is corresponding with the jack in described boss part.
6. the locking device according to claim 1 or 4, is characterized in that, described fitting is be arranged on the shaft shoulder on described stop pin.
7. locking device according to claim 1, is characterized in that, described cam and stop pin are equipped with pin shaft hole, in the pin shaft hole of described cam and stop pin, be jointly equipped with bearing pin.
8. locking device according to claim 7, it is characterized in that, described cam comprises two clamping parts be arranged in parallel, jack on described cam and pin shaft hole are all arranged on described clamping part, the pin shaft hole of described stop pin is arranged on its end, and described end is between described two clamping parts.
9. locking device according to claim 7, is characterized in that, described cam has the first plane, fillet surface and the second plane, and the distance between described bearing pin and described first plane is greater than the distance between described bearing pin and described second plane;
When described cam is in the first corner, described first plane and described divider are fitted;
When described cam is in the second corner, described second plane and described divider are fitted.
10. a generator, it is characterized in that, comprise the locking device described in arbitrary claim in claim 1 to 9, the divider of described locking device is fixed relative to the stator of generator, and on the rotor of generator, the stop pin of corresponding described locking device is provided with groove or hole.
11. generators according to claim 10, is characterized in that, have terminal guide part in the end sleeve of described stop pin, and described terminal guide part is fixed on the stator of described generator.
12. 1 kinds of wind power generating set comprising locking device described in arbitrary claim in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420549344.3U CN204099374U (en) | 2014-09-23 | 2014-09-23 | Locking device, generator and wind power generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420549344.3U CN204099374U (en) | 2014-09-23 | 2014-09-23 | Locking device, generator and wind power generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204099374U true CN204099374U (en) | 2015-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420549344.3U Active CN204099374U (en) | 2014-09-23 | 2014-09-23 | Locking device, generator and wind power generating set |
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| Country | Link |
|---|---|
| CN (1) | CN204099374U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139391A (en) * | 2018-08-27 | 2019-01-04 | 远景能源（江苏）有限公司 | A kind of anti-misoperation lock system and its operation method for wind-driven generator |
| CN110094397A (en) * | 2019-04-12 | 2019-08-06 | 西安飞机工业（集团）有限责任公司 | A kind of quick-release connecting pin structure |
| CN110173495A (en) * | 2019-05-27 | 2019-08-27 | 重庆金美通信有限责任公司 | A kind of design method of quick dual fail-safe retaining mechanism |
| CN111550482A (en) * | 2019-12-26 | 2020-08-18 | 兰州空间技术物理研究所 | Cam type locking and unlocking device |
| CN112125173A (en) * | 2020-09-02 | 2020-12-25 | 中联重科股份有限公司 | Locking device and engineering machinery |
-
2014
- 2014-09-23 CN CN201420549344.3U patent/CN204099374U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139391A (en) * | 2018-08-27 | 2019-01-04 | 远景能源（江苏）有限公司 | A kind of anti-misoperation lock system and its operation method for wind-driven generator |
| CN110094397A (en) * | 2019-04-12 | 2019-08-06 | 西安飞机工业（集团）有限责任公司 | A kind of quick-release connecting pin structure |
| CN110173495A (en) * | 2019-05-27 | 2019-08-27 | 重庆金美通信有限责任公司 | A kind of design method of quick dual fail-safe retaining mechanism |
| CN111550482A (en) * | 2019-12-26 | 2020-08-18 | 兰州空间技术物理研究所 | Cam type locking and unlocking device |
| CN111550482B (en) * | 2019-12-26 | 2022-01-21 | 兰州空间技术物理研究所 | Cam type locking and unlocking device |
| CN112125173A (en) * | 2020-09-02 | 2020-12-25 | 中联重科股份有限公司 | Locking device and engineering machinery |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Patentee after: Jinfeng Technology Co.,Ltd. Address before: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Patentee before: XINJIANG GOLDWIND SCIENCE & TECHNOLOGY Co.,Ltd. |