CN106286158B - Waste oil collecting device of yaw system of wind turbine generator - Google Patents
Waste oil collecting device of yaw system of wind turbine generator Download PDFInfo
- Publication number
- CN106286158B CN106286158B CN201610904834.4A CN201610904834A CN106286158B CN 106286158 B CN106286158 B CN 106286158B CN 201610904834 A CN201610904834 A CN 201610904834A CN 106286158 B CN106286158 B CN 106286158B
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- yaw
- arc
- oil collecting
- groove
- edge
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- 239000002699 waste material Substances 0.000 title claims abstract description 31
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 description 13
- 239000004519 grease Substances 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Wind Motors (AREA)
Abstract
The invention discloses a waste oil collecting device of a yaw system of a wind turbine generator, which relates to the technical field of wind power and comprises a tower drum and a yaw brake disc arranged at the upper end of the tower drum, wherein a yaw platform is arranged on the inner wall of the tower drum, 4 brackets are upwards arranged on the yaw platform, arc grooves are respectively arranged at the upper ends of the 4 brackets, the 4 arc grooves are sequentially connected end to form an annular oil collecting groove, a plurality of oil leakage holes are formed in the yaw brake disc along the circumferential direction of the yaw brake disc, and the annular oil collecting grooves are arranged under the oil leakage holes.
Description
Technical Field
The invention relates to the technical field of wind power, in particular to a waste oil collecting device of a yaw system of a wind turbine.
Background
At present, whether a large-scale wind generating set on land or at sea adopts an automatic wind aligning system, namely a yaw system, the system comprises a wind direction sensor, a yaw bearing, a yaw driving device, a yaw brake disc, a yaw brake and a control system, the yaw bearing bears the weight of the whole cabin and a wind wheel and is simultaneously connected with the cabin and a tower drum, under the driving action of the driving device, the wind aligning system is realized through the relative movement of an inner ring and an outer ring of the yaw bearing, the running quality of the yaw bearing directly influences the generating efficiency and the whole service life of the wind generating set, and therefore, the yaw bearing is well lubricated and maintained to ensure the good running of the yaw bearing in the design life cycle.
At present, no matter the yaw bearing of the large wind generating set is lubricated by adopting automatic lubrication or manual lubrication, the collection and treatment of discharged waste grease are always a difficult problem in the field while new grease is continuously injected.
In the prior art, in order to solve the needs of wind turbine generator system yaw system waste oil collection, the design of 4 small-size oil collection boxes has been adopted under yaw drive gear. However, the yaw lubrication pump is started every 36 hours, the running time of each time is 960s, and the yaw lubrication pump continuously works for a fixed time because the fan is possibly in an yawing-free state, so that waste yaw lubricating grease is accumulated excessively and scattered to a yaw platform. In addition, leave a plurality of round holes on the yaw brake disc for waste oil passes through yaw brake disc round hole, and then falls to yaw platform in a large scale, can't fully collect the oil collecting box, has aggravated yaw platform's greasy dirt condition.
Disclosure of Invention
The invention aims to solve the technical problem of providing a waste oil collecting device of a yaw system of a wind turbine generator, which adopts a 360-degree annular oil collecting groove design without dead angles, is additionally arranged on the inner wall of a tower cylinder and is positioned right below a yaw brake disc, so as to solve the defects caused by the prior art.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a wind turbine generator system yaw system waste oil collection device, includes a tower section of thick bamboo and sets up the yaw brake disc in tower section of thick bamboo upper end, the inner wall of tower section of thick bamboo is equipped with yaw platform, yaw platform upwards is equipped with 4 supports, and the upper end of 4 supports all is equipped with the arc wall, and 4 arc wall head and tail connection form an annular oil drain groove in proper order, yaw brake disc is equipped with a plurality of oil drain hole along its circumferencial direction, annular oil drain groove sets up under the oil drain hole.
Preferably, the inner edge and the outer edge of the arc-shaped groove are both provided with heightened edges, and the height of each heightened edge is 3cm.
Preferably, the width of the arc-shaped groove is 2Ocm, the inner edge and the outer edge of the arc-shaped groove are respectively provided with a mounting groove, and the heightened edge is arranged in the mounting groove and is connected with the arc-shaped groove through a screw.
Preferably, the yaw platform is provided with an oil collecting barrel, the oil collecting barrel is provided with a shovel, and the width of the shovel is matched with the width of the arc-shaped groove.
Preferably, the edge of the oil collecting barrel is provided with an everting edge.
Preferably, the height of the support is 150cm, a triangular base is arranged at the lower end of the support, and the triangular base is connected with the yaw platform through bolts.
Preferably, one end of the arc-shaped groove is provided with a bulge, the other end of the arc-shaped groove is provided with a groove matched with the bulge, and the 4 arc-shaped grooves are sequentially connected with the groove in a matched mode through the bulge to form an annular oil collecting groove.
The beneficial effects of adopting above technical scheme are: the waste oil collecting device for the yaw system of the wind turbine generator adopts the design of the annular oil collecting groove with 360-degree dead angle, is additionally arranged in the tower barrel and is positioned right below the yaw brake disc, a plurality of oil leakage holes are formed in the circumferential direction of the yaw brake disc, the annular oil collecting groove is arranged right below the oil leakage holes, and the waste oil of the yaw system is collected 360-degree dead angle-free and omnibearing, so that the problems that the waste oil of the yaw system of the wind turbine generator is splashed, the collection is difficult, the clean cleaning of a yaw platform is difficult, slipping is easy to occur and the like are thoroughly solved, and the maintenance efficiency of the whole wind turbine generator is improved under the condition that the normal working condition of the yaw system is not influenced.
The arc grooves are formed in the way that the protrusions are arranged at one ends of the arc grooves, grooves matched with the protrusions are formed in the other ends of the arc grooves, the 4 arc grooves are sequentially connected with the grooves in a matched mode through the protrusions to form an annular oil collecting groove, the arc grooves are detachably connected with the grooves through the protrusions, installation and detachment between the arc grooves are facilitated, follow-up maintenance and replacement are facilitated, maintenance efficiency is improved, and cost is saved; the inner edge and the outer edge of the arc-shaped groove are respectively provided with a heightened edge, the height of the heightened edge is 3cm, the heightened edges can avoid waste oil to splash, sanitation of the yaw platform is guaranteed, the inner edge and the outer edge of the arc-shaped groove are respectively provided with a mounting groove, the heightened edges are arranged in the mounting grooves and are connected with the arc-shaped groove through screws, and the heightened edges are convenient to install or detach and convenient to maintain in the later period; the yaw platform is provided with an oil collecting barrel, the oil collecting barrel is matched with a shovel special for the annular oil collecting groove, the yaw platform is portable and provided with a handle, the operation is flexible, the width of the shovel is matched with the width of the arc-shaped groove, the scraping of the waste oil in the annular oil collecting groove can be ensured to be carried out for one time or two times, and the waste oil in the annular oil collecting groove can be completely and thoroughly cleaned; the edge of the oil collecting barrel is provided with an outward flanging edge, a plastic bag can be sleeved, waste oil is cleaned into the sleeved plastic bag, the plastic bag is taken away, no pollution is caused, and the use is convenient; the height of support is 150cm, and the lower extreme of support is equipped with triangle-shaped base, triangle-shaped base's design for the support is firm to be fixed on yaw platform, is connected triangle-shaped base and yaw platform through the bolt, and it is convenient to install or dismantle, the later maintenance of being convenient for.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of an arcuate slot;
FIG. 3 is a front view of the raised edge mounted on an arcuate slot;
Fig. 4 is an exploded view of the annular sump.
The device comprises a 1-tower, a 2-yaw brake disc, a 3-oil leakage hole, a 4-bracket, a 5-arc groove, a 51-mounting groove, a 52-bulge, a 53-groove, a 6-yaw platform, a 7-triangle base, an 8-oil collecting barrel, an 81-everting edge, a 9-shovel, a 10-heightening edge and 11-screws.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1,2, 3 and 4 illustrate embodiments of the present invention: the utility model provides a wind turbine generator system yaw system waste oil collection device, includes tower section of thick bamboo 1 and sets up yaw brake disc 2 in tower section of thick bamboo 1 upper end, the inner wall of tower section of thick bamboo 1 is equipped with yaw platform 6, yaw platform 6 upwards is equipped with 4 supports 4, and the upper end of 4 supports 4 all is equipped with arc wall 5, and 4 arc wall 5 end to end in proper order form an annular oil collecting groove, yaw brake disc 2 is equipped with a plurality of oil leak hole 3 along its circumferencial direction, annular oil collecting groove sets up under oil leak hole 3.
In this embodiment, the inside and outside limit of arc wall 5 all is equipped with increases border 10, increase the height of border 10 and be 3cm, increase border 10 and can avoid waste oil to splash, guarantee yaw platform 6 health.
In this embodiment, the width of arc wall 5 is 2Ocm, the inside and outside edge of arc wall 5 all is equipped with mounting groove 51, increase border 10 and set up in mounting groove 51 to be connected with arc wall 5 through screw 11, increase border 10 and set up in mounting groove 51, and be connected with arc wall 5 through screw 11, it is convenient to install or dismantle, the later maintenance of being convenient for.
In this embodiment, be equipped with oil collecting drum 8 on the yaw platform 6, be equipped with shovel 9 on the oil collecting drum 8, the width of shovel 9 and the width assorted of arc wall 5, it has shovel 9 to form a complete set on the oil collecting drum 8, is the special shovel 9 of annular oil collecting tank, is portable shovel 9, takes the handle, flexible operation, and the width of shovel 9 and the width assorted of arc wall 5 guarantee to scrape one to two times, can thoroughly clear up the waste oil in the annular oil collecting tank.
In this embodiment, the edge of the oil collecting barrel 8 is provided with a flanging edge 81, which can be sleeved with a plastic bag, waste oil is cleaned into the sleeved plastic bag, and the plastic bag is taken away, so that the oil collecting barrel is free of any pollution and convenient to use.
In this embodiment, the height of support 4 is 150cm, and the lower extreme of support 4 is equipped with triangle-shaped base 7, triangle-shaped base 7's design for support 4 is firm to be fixed on yaw platform 6, is connected triangle-shaped base 7 and yaw platform 6 through the bolt, and it is convenient to install or dismantle, the later maintenance of being convenient for.
In this embodiment, the one end of arc wall 5 is equipped with protruding 52, and the other end is equipped with and protruding 52 matched with recess 53,4 arc wall loop through protruding 52 and recess 53 cooperation connection and form an annular oil trap, can dismantle with the recess 53 through protruding 52 and be connected, be convenient for installation and dismantlement between the arc wall 5, be convenient for follow-up maintenance and change, improve maintenance efficiency, practice thrift the cost.
Based on the above, the waste oil collecting device for the yaw system of the wind turbine generator can realize the following functions:
1. Thoroughly collect waste oil function: because the device adopts 360 degrees no dead angles, the omnidirectional design, can collect the waste oil that drops from arbitrary position, thoroughly solve waste oil and splash, collect difficult problem.
2. Yaw waste oil treatment simplifying function: after the device is installed, the shovel 9 matched with the oil collecting barrel 8 is used, the shovel 9 only needs to scrape a circle around the inner channel of the annular oil collecting groove every half year, and the shovel is put into the special oil collecting barrel 8 sleeved with the plastic bag, so that the plastic bag is taken away, and the whole yaw waste oil treatment process is simplified.
3. The tower 1 and yaw deck 6 remain clean: after the device is arranged, the interior of the tower 1 is sanitary, particularly the yaw platform 6 and the inner wall of the tower 1 are not greasy dirt to be horizontal any more, and the cleanliness in the tower 1 is greatly improved.
4. Eliminating unsafe hidden trouble function: compared with the prior art, waste yaw lubricating grease is more on the sole of the rear foot of the yaw platform 6, so that the yaw platform is easy to slip and unsafe to occur, and after the yaw platform is arranged, the danger of slipping is avoided, the unsafe hidden danger is eliminated, and the life safety of maintenance personnel is ensured.
5. Improve whole wind turbine generator system maintenance efficiency function: in the past, maintenance personnel are always injured due to skidding after stepping on greasy dirt, and daily defect elimination is affected. And yaw greasy dirt sanitary cleaning during daily defect elimination, minor repair and middle repair is time-consuming and labor-consuming, and cleaning is not clean, and after the device is arranged, maintenance personnel can conveniently treat the problems, and the vacated time is used for eliminating fan faults, so that the maintenance efficiency of the whole wind turbine generator set is improved.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which falls within the scope of the present invention.
Claims (3)
1. The utility model provides a wind turbine generator system yaw system waste oil collection device, includes a tower section of thick bamboo and sets up at the yaw brake disc of tower section of thick bamboo upper end, its characterized in that: the yaw brake disc is characterized in that a yaw platform is arranged on the inner wall of the tower barrel, 4 brackets are upwards arranged on the yaw platform, arc grooves are formed in the upper ends of the 4 brackets, the 4 arc grooves are sequentially connected end to form an annular oil collecting groove, a plurality of oil leakage holes are formed in the yaw brake disc along the circumferential direction of the yaw brake disc, and the annular oil collecting groove is arranged right below the oil leakage holes; the inner edge and the outer edge of the arc-shaped groove are respectively provided with a heightened edge, and the height of each heightened edge is 3cm; the width of the arc-shaped groove is 2Ocm, the inner edge and the outer edge of the arc-shaped groove are respectively provided with a mounting groove, and the heightened edge is arranged in the mounting groove and is connected with the arc-shaped groove through a screw; an oil collecting bucket is arranged on the yaw platform, a shovel is arranged on the oil collecting bucket, and the width of the shovel is matched with the width of the arc-shaped groove; one end of the arc-shaped groove is provided with a bulge, the other end of the arc-shaped groove is provided with a groove matched with the bulge, and the 4 arc-shaped grooves are sequentially connected with the groove in a matched mode through the bulge to form an annular oil collecting groove.
2. The wind turbine yaw system waste oil collection device of claim 1, wherein: the edge of the oil collecting barrel is provided with an outward turning edge.
3. The wind turbine yaw system waste oil collection device of claim 1, wherein: the height of the support is 150cm, a triangular base is arranged at the lower end of the support, and the triangular base is connected with the yaw platform through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610904834.4A CN106286158B (en) | 2016-10-18 | 2016-10-18 | Waste oil collecting device of yaw system of wind turbine generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610904834.4A CN106286158B (en) | 2016-10-18 | 2016-10-18 | Waste oil collecting device of yaw system of wind turbine generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106286158A CN106286158A (en) | 2017-01-04 |
| CN106286158B true CN106286158B (en) | 2024-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610904834.4A Active CN106286158B (en) | 2016-10-18 | 2016-10-18 | Waste oil collecting device of yaw system of wind turbine generator |
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| Country | Link |
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| CN (1) | CN106286158B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107514346B (en) * | 2017-08-29 | 2024-07-12 | 运达能源科技集团股份有限公司 | Yaw brake seal failure oil leakage monitoring and collecting device |
| CN113550874B (en) * | 2021-08-24 | 2023-05-12 | 华能新能源上海发电有限公司 | Waste oil collecting device for tower drum of wind generating set |
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| CN201943890U (en) * | 2011-01-21 | 2011-08-24 | 太原重工股份有限公司 | Oil receiving device of wind power generator unit yaw system |
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| KR20150001711U (en) * | 2013-10-28 | 2015-05-07 | 대우조선해양 주식회사 | Pitch Bearing Lubricant Discharge Device of Wind Turbine |
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| CN105840801A (en) * | 2016-06-02 | 2016-08-10 | 南京安维士传动技术股份有限公司 | Oil leakage maintenance device for pipe shaft of gearbox in wind driven generator room and mounting method |
| CN206234066U (en) * | 2016-10-18 | 2017-06-09 | 大唐定边风力发电有限责任公司 | A kind of Wind turbines yaw system waste oil collecting device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2504574B1 (en) * | 2009-11-24 | 2019-06-19 | Siemens Gamesa Renewable Energy A/S | Grease collector, wind turbine nacelle and method for collecting excess grease |
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2016
- 2016-10-18 CN CN201610904834.4A patent/CN106286158B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201943890U (en) * | 2011-01-21 | 2011-08-24 | 太原重工股份有限公司 | Oil receiving device of wind power generator unit yaw system |
| CN202165227U (en) * | 2011-08-02 | 2012-03-14 | 华锐风电科技(集团)股份有限公司 | Oil gathering device for tooth faces of yaw bearings of large wind generator unit |
| CN202431438U (en) * | 2011-12-22 | 2012-09-12 | 华锐风电科技(集团)股份有限公司 | Brake disc device of yaw system of wind generating set |
| CN203161454U (en) * | 2013-04-10 | 2013-08-28 | 大唐山东清洁能源开发有限公司 | Leaked oil collecting device in wind generating set tower barrel |
| KR20150001711U (en) * | 2013-10-28 | 2015-05-07 | 대우조선해양 주식회사 | Pitch Bearing Lubricant Discharge Device of Wind Turbine |
| CN203730567U (en) * | 2013-12-24 | 2014-07-23 | 广东明阳风电产业集团有限公司 | Yaw bearing lubricating structure of yaw system of wind turbine generator unit |
| CN205243739U (en) * | 2015-11-03 | 2016-05-18 | 大唐华安（齐齐哈尔）风力发电有限公司 | Aerogenerator cabin collection oil and automatic water conservancy diversion periodic cleaning system |
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| CN206234066U (en) * | 2016-10-18 | 2017-06-09 | 大唐定边风力发电有限责任公司 | A kind of Wind turbines yaw system waste oil collecting device |
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| CN106286158A (en) | 2017-01-04 |
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