CN204524711U - A kind of wind generating set yaw brake examine and replace device - Google Patents
A kind of wind generating set yaw brake examine and replace device Download PDFInfo
- Publication number
- CN204524711U CN204524711U CN201520187138.7U CN201520187138U CN204524711U CN 204524711 U CN204524711 U CN 204524711U CN 201520187138 U CN201520187138 U CN 201520187138U CN 204524711 U CN204524711 U CN 204524711U
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- China
- Prior art keywords
- support member
- generating set
- examine
- lifting support
- lifting screw
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- Expired - Fee Related
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- 238000010276 construction Methods 0.000 abstract description 4
- 230000007423 decrease Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
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- Y02E10/722—
Abstract
The utility model discloses a kind of wind generating set yaw brake examine and replace device, comprise the lifting screw by threaded engagement and lifting support member, one end of lifting screw is connected on the main frame of wind power generating set, and off-course brake is installed on lifting support member and also can moves up and down along lifting screw with lifting support member.The utility model is simple and compact for structure, easy to operate, reduces labor intensity, decreases construction number, improves the efficiency of operating personnel, also improves working security simultaneously, improves the operating condition that site examining and repairing changes operating personnel.
Description
Technical field
The utility model is mainly concerned with field of wind power equipment, is specifically related to a kind of wind generating set yaw brake examine and replace device.
Background technology
At present, one of wind-power electricity generation major way becoming utilization of new energy resources, installed capacity increases fast.Current wind generating set is all designed with active yawing system, for driving cabin to rotate, making wind wheel aim at wind direction, obtaining maximum wind energy.Off-course brake, by frictional force effect, realizes the function under two states: not during yaw maneuver, braking and locking, keeps cabin angle constant; During yaw maneuver, provide certain damping, ensure that fan yaw stable action is carried out.
Large-scale Wind Turbines, in whole life cycle running, needs to safeguard, overhaul and change the operations such as Wear Friction sheet to off-course brake.But be in that operating fan yaw brake volume is comparatively large, heavier-weight, common replacing options needs more staff to carry out on-site maintenance, efficiency is lower and be difficult to meet the requirement of attendant's processing safety, and maintenance repair needs the human and material resources cost that spends increasing in safeguarding.
Utility model content
The technical problems to be solved in the utility model is: for prior art Problems existing, provides the wind generating set yaw brake examine and replace device that a kind of structure is simple, easy to operate, operating efficiency is high.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of wind generating set yaw brake examine and replace device, comprise the lifting screw by threaded engagement and lifting support member, one end of described lifting screw is connected on the main frame of wind power generating set, and the off-course brake of wind power generating set is installed on lifting support member and also can moves up and down along lifting screw with lifting support member.
As further improvement of the utility model: described lifting support member is provided with the rotary handle for driving the rotary motion of lifting support member.
As further improvement of the utility model: the excircle of described lifting support member is provided with more than one the handle fixed part for being connected with rotary handle.
As further improvement of the utility model: be provided with intermeshing pinion and gear wheel in described lifting support member, described gear wheel be sheathed on lifting screw outer and with lifting screw threaded engagement, described rotary handle is connected with pinion and rotates for driving pinion and drive gear wheel to rotate that lifting support member is moved up and down along lifting screw.
As further improvement of the utility model: the center of described pinion is provided with wheel shaft, described wheel shaft stretches out and is elevated outside support member and is connected with rotary handle.
As further improvement of the utility model: described pinion, be equipped with bearing between gear wheel and lifting support member.
As further improvement of the utility model: described lifting support member is also provided with the support pad for supporting off-course brake.
As further improvement of the utility model: on described lifting screw excircle, screw thread is trapezoidal thread.
As further improvement of the utility model: described lifting screw upper end is provided with the connecting portion for being connected with wind power generating set main frame.
As further improvement of the utility model: the lower end of described lifting screw is provided with through hole, described rotary handle inserts in through hole to rotate fixing lifting screw.
Compared with prior art, the utility model has the advantage of:
A kind of wind generating set yaw brake examine and replace device of the present utility model, simple and compact for structure, flexible to operation, reduce the labour intensity of examine and replace Wind turbines off-course brake work, decrease construction number, improve the efficiency of operating personnel, also improve working security simultaneously, improve the operating condition that site examining and repairing changes operating personnel.
Accompanying drawing explanation
Fig. 1 is the use principle schematic diagram of the utility model embodiment 1.
Fig. 2 is the structural principle schematic diagram of the utility model embodiment 1.
Fig. 3 is the partial structurtes principle schematic of the utility model embodiment 1.
Fig. 4 is the structural principle schematic diagram of the utility model embodiment 2.
Fig. 5 is the partial structurtes principle schematic of the utility model embodiment 2.
Marginal data:
1, lifting screw; 11, connecting portion; 12, through hole; 2, support member is elevated; 21, handle fixed part; 22, pinion; 221, wheel shaft; 23, gear wheel; 24, bearing; 25, support pad; 3, rotary handle; 4, off-course brake; 5, wind power generating set main frame.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the utility model is described in further detail.
Embodiment 1: as shown in Figure 1, the utility model provides a kind of wind generating set yaw brake examine and replace device, comprise the lifting screw 1 by threaded engagement and lifting support member 2, one end of lifting screw 1 is connected on the main frame of wind power generating set, and off-course brake is installed on lifting support member 2 and also can moves up and down along lifting screw 1 with lifting support member 2.
Carry out safeguarding when needs take off off-course brake 4, when overhauling, first by self through hole of lifting screw 1 of the present utility model through off-course brake 4 to be got, and lifting screw 1 upper end passed is fixed with wind power generating set main frame 5 is connected, again the lower end of lifting support member 2 from lifting screw 1 is screwed in until be supported on the below of off-course brake 4 to be got, now take off the original set bolt of off-course brake 4, off-course brake 4 drops on lifting support member 2 completely; Rotation and lifting support member 2 makes it along lifting screw 1 progressively screw thread slip downwards, off-course brake 4 and wind power generating set main frame 5 are progressively departed from, when reaching certain operating space, can stop the rotation lifting support member 2, safeguards the off-course brake 4 taken off, overhaul.
When needs take off off-course brake 4 completely and change, continue rotation and lifting support member 2, until lifting support member 2 is close to the bottom of lifting screw 1, now continues to rotate until lifting support member 2 comes off while manually holding off-course brake 4, take off off-course brake 4.
When needing the off-course brake 4 more renewed, first off-course brake 4 to be installed is upward through a segment distance from the lower end of lifting screw 1, again the lower end of lifting support member 2 from lifting screw 1 is screwed in until be supported on the below of off-course brake 4 to be installed, now need not manually hold off-course brake 4 again, off-course brake 4 drops on lifting support member 2 completely; Rotation and lifting support member 2 makes it along lifting screw 1 progressively upwards screw thread slip, make off-course brake 4 progressively to rising and the final installation place arriving wind power generating set main frame 5, now install the construction bolt of off-course brake 4, off-course brake 4 and wind power generating set main frame 5 keep fixing; Lifting screw 1 and wind power generating set main frame 5 are departed from, installation.
Utilize device of the present utility model to operate, reduce the labour intensity of work, decrease construction number, improve the efficiency of operating personnel, also improve working security simultaneously, improve the operating condition that site examining and repairing changes operating personnel.
In the present embodiment, be elevated support member 2 to be provided with for driving the rotary handle 3 being elevated support member 2 rotary motion.Rotary handle 3 and lifting support member 2 are connected, utilizes rotary handle 3 slow circumvolve and drive lifting support member 2 to move up and down along lifting screw 1, labor intensity can be reduced further, raise labour efficiency.
In the present embodiment, the excircle being elevated support member 2 is provided with four handle fixed parts 21 for being connected with rotary handle 3.Handle fixed part 21 is screw, and rotary handle 3 is threaded with lifting support member 2; In other embodiments, handle fixed part 21 also can be blind hole, inner hexagonal hole or other forms.
Embodiment 2: as shown in Figure 3, in the present embodiment, intermeshing pinion 22 and gear wheel 23 is provided with in lifting support member 2, gear wheel 23 be sheathed on lifting screw 1 outer and with lifting screw 1 threaded engagement, rotary handle 3 is connected with pinion 22 and rotates for driving pinion 22 and drive gear wheel 23 to rotate lifting support member 2 is moved up and down along lifting screw 1.
The concrete operations mode of the present embodiment is similar to Example 1, is all to utilize lifting support member 2 along lifting screw 1 oscilaltion to carry out the examine and replace of off-course brake 4.Unlike, in embodiment 1, utilize rotary handle 3 directly to drive lifting support member 2 to rotate together, and in example 2, utilize rotary handle 3 to drive the pinion 22 in lifting support member 2 to move, and driving the gear wheel 23 be engaged with along lifting screw 1 oscilaltion, final drive is elevated support member 2 oscilaltion.
In the present embodiment, the center of pinion 22 is provided with wheel shaft 221, and wheel shaft 221 stretches out and is elevated outside support member 2 and is connected with rotary handle 3.
In the present embodiment, pinion 22, gear wheel 23 and lifting support member 2 between be equipped with bearing 24.
In the present embodiment, lifting support member 2 is also provided with the support pad 25 for supporting off-course brake.Its copper support pad 25 plays lubrication and the effect reducing to rub to protect off-course brake 4 corrosion resistant surfaces.
In the present embodiment, on lifting screw 1 excircle, screw thread is trapezoidal thread.Trapezoidal thread has auto-lock function, the injury accident caused to prevent off-course brake 4 landing suddenly in the course of work.
In the present embodiment, lifting screw 1 upper end is provided with the connecting portion 11 for being connected with wind power generating set main frame.Connecting portion 11 is the stud matched with screw own on wind power generating set main frame 5.In other embodiments, connecting portion 11 also can adopt other modes, is fixedly connected with as long as make lifting screw 1 set up with wind power generating set main frame 5.
In the present embodiment, the lower end of lifting screw 1 is provided with through hole 12, and rotary handle 3 inserts in through hole 12 to rotate fixing lifting screw 1.The installation contributing to strengthening lifting screw 1 is fixed.
Below be only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, not departing from the some improvements and modifications under the utility model principle prerequisite, protection domain of the present utility model should be considered as.
Claims (10)
1. a wind generating set yaw brake examine and replace device, it is characterized in that, comprise the lifting screw (1) by threaded engagement and lifting support member (2), one end of described lifting screw (1) is connected on the main frame of wind power generating set, and the off-course brake of wind power generating set is installed on lifting support member (2) and above also can moves up and down along lifting screw (1) with lifting support member (2).
2. wind generating set yaw brake examine and replace device according to claim 1, is characterized in that, described lifting support member (2) is provided with the rotary handle (3) for driving lifting support member (2) rotary motion.
3. wind generating set yaw brake examine and replace device according to claim 2, is characterized in that, the excircle of described lifting support member (2) is provided with more than one the handle fixed part (21) for being connected with rotary handle (3).
4. wind generating set yaw brake examine and replace device according to claim 2, it is characterized in that, intermeshing pinion (22) and gear wheel (23) is provided with in described lifting support member (2), described gear wheel (23) be sheathed on lifting screw (1) outward and with lifting screw (1) threaded engagement, described rotary handle (3) be connected with pinion (22) be used for driving pinion (22) rotate and drive gear wheel (23) to rotate that lifting support member (2) is moved up and down along lifting screw (1).
5. wind generating set yaw brake examine and replace device according to claim 4, it is characterized in that, the center of described pinion (22) is provided with wheel shaft (221), and described wheel shaft (221) stretches out lifting support member (2) and be connected with rotary handle (3) outward.
6. wind generating set yaw brake examine and replace device according to claim 5, is characterized in that, described pinion (22), is equipped with bearing (24) between gear wheel (23) and lifting support member (2).
7. according to the wind generating set yaw brake examine and replace device in claim 1 ~ 6 described in any one, it is characterized in that, described lifting support member (2) being also provided with the support pad (25) for supporting off-course brake.
8., according to the wind generating set yaw brake examine and replace device in claim 1 ~ 6 described in any one, it is characterized in that, on described lifting screw (1) excircle, screw thread is trapezoidal thread.
9. according to the wind generating set yaw brake examine and replace device in claim 1 ~ 6 described in any one, it is characterized in that, described lifting screw (1) upper end is provided with the connecting portion (11) for being connected with wind power generating set main frame.
10. according to the wind generating set yaw brake examine and replace device in claim 2 ~ 6 described in any one, it is characterized in that, the lower end of described lifting screw (1) is provided with through hole (12), and described rotary handle (3) inserts in through hole (12) to rotate fixing lifting screw (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520187138.7U CN204524711U (en) | 2015-03-31 | 2015-03-31 | A kind of wind generating set yaw brake examine and replace device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520187138.7U CN204524711U (en) | 2015-03-31 | 2015-03-31 | A kind of wind generating set yaw brake examine and replace device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204524711U true CN204524711U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520187138.7U Expired - Fee Related CN204524711U (en) | 2015-03-31 | 2015-03-31 | A kind of wind generating set yaw brake examine and replace device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204524711U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382760A (en) * | 2015-11-24 | 2016-03-09 | 山西江淮重工有限责任公司 | Yaw brake assembling and disassembling tool |
| CN105945866A (en) * | 2016-07-14 | 2016-09-21 | 新疆金风科技股份有限公司 | Replacing device for off-course brake |
| CN108105042A (en) * | 2018-01-19 | 2018-06-01 | 国华爱依斯（黄骅）风电有限公司 | The replacing options of pad are yawed in a kind of wind power generating set |
| CN111255632A (en) * | 2020-02-20 | 2020-06-09 | 甘肃靖远航天风力发电有限公司 | Method for replacing yaw hydraulic brake of wind turbine generator |
| CN112264958A (en) * | 2020-10-26 | 2021-01-26 | 华能国际电力开发公司吉林白城风电分公司 | Be applied to lead screw frock that wind-powered electricity generation machine driftage overhauld and maintained |
-
2015
- 2015-03-31 CN CN201520187138.7U patent/CN204524711U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382760A (en) * | 2015-11-24 | 2016-03-09 | 山西江淮重工有限责任公司 | Yaw brake assembling and disassembling tool |
| CN105945866A (en) * | 2016-07-14 | 2016-09-21 | 新疆金风科技股份有限公司 | Replacing device for off-course brake |
| CN105945866B (en) * | 2016-07-14 | 2017-11-07 | 新疆金风科技股份有限公司 | The more changing device of off-course brake |
| CN108105042A (en) * | 2018-01-19 | 2018-06-01 | 国华爱依斯（黄骅）风电有限公司 | The replacing options of pad are yawed in a kind of wind power generating set |
| CN111255632A (en) * | 2020-02-20 | 2020-06-09 | 甘肃靖远航天风力发电有限公司 | Method for replacing yaw hydraulic brake of wind turbine generator |
| CN111255632B (en) * | 2020-02-20 | 2022-04-12 | 甘肃靖远航天风力发电有限公司 | Method for replacing yaw hydraulic brake of wind turbine generator |
| CN112264958A (en) * | 2020-10-26 | 2021-01-26 | 华能国际电力开发公司吉林白城风电分公司 | Be applied to lead screw frock that wind-powered electricity generation machine driftage overhauld and maintained |
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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 |
Granted publication date: 20150805 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |