CN110529343B - Top cover supporting device of wind driven generator cabin - Google Patents
Top cover supporting device of wind driven generator cabin Download PDFInfo
- Publication number
- CN110529343B CN110529343B CN201910982946.5A CN201910982946A CN110529343B CN 110529343 B CN110529343 B CN 110529343B CN 201910982946 A CN201910982946 A CN 201910982946A CN 110529343 B CN110529343 B CN 110529343B
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- CN
- China
- Prior art keywords
- upper cover
- cabin
- rod
- seat
- wind turbine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000006073 displacement reaction Methods 0.000 claims description 12
- 238000010248 power generation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/40—Arrangements or methods specially adapted for transporting wind motor components
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/80—Arrangement of components within nacelles or towers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a top cover supporting device of a wind driven generator cabin, which belongs to the technical field of wind power generation and comprises a bracket, a first shifting mechanism and a second shifting mechanism, wherein the bracket is connected with a cabin lower cover; the second shifting mechanism comprises a fixed seat and a moving rod, wherein the fixed seat is fixedly connected with the support, and the moving rod can push the cabin upper cover to move along the vertical direction. When the cabin upper cover is required to be jacked, the support is connected with the cabin lower cover, the cabin upper cover is pushed to vertically move upwards for a certain distance through the support rod, then the movable seat is pushed to slide along the support, the cabin upper cover is enabled to move for a certain distance along the horizontal direction, finally the cabin upper cover is pushed to vertically move upwards through the movable rod until the cabin upper cover reaches a required height, and then the parts can be transported to the inside of the cabin.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to a top cover propping device of a wind power generator cabin.
Background
When parts (such as a gear box part, a generator part, a control cabinet and the like) in the cabin are damaged, the prior art is to hoist an upper cover of the cabin by means of a ground crane, and then to operate new parts into the cabin for maintenance and replacement.
The following disadvantages exist in using a ground crane to hoist the nacelle upper cover: 1. the ground crane has high use cost, and the maintenance cost is obviously increased; 2. the ground crane is greatly influenced by weather conditions (the wind speed exceeds 10m/s and can not be hoisted, and the ground crane can not be hoisted in rainy days), so that the application range is limited, and the maintenance efficiency is influenced; 3. when the ground crane is used, a tool frame needs to be erected, the occupied space is large, the erection process is complex, and the construction time is long.
Disclosure of Invention
The invention aims to provide a top cover supporting device of a wind driven generator cabin, which aims to solve the technical problem of inconvenient maintenance of parts in the cabin in the prior art.
The technical scheme adopted by the invention is as follows:
a nacelle upper cover jacking device of a wind turbine, comprising:
the bracket is connected with the cabin lower cover;
the first shifting mechanism comprises a movable seat and a supporting rod, wherein the movable seat is in sliding connection with the bracket along the horizontal direction, and the supporting rod can push the cabin upper cover to move along the vertical direction;
the second shifting mechanism comprises a fixed seat and a moving rod, wherein the fixed seat is fixedly connected with the bracket, and the moving rod can push the cabin upper cover to move along the vertical direction.
The movable seat is provided with a roller, and the roller is in sliding connection with the bracket.
Wherein, be provided with the spout on the support, the gyro wheel set up in the spout.
The first shifting mechanism comprises a hydraulic cylinder, wherein the hydraulic cylinder comprises a cylinder body and a telescopic rod, the cylinder body is connected with the movable seat, and the telescopic rod is connected with the supporting rod.
The first shifting mechanism comprises a jack, the jack comprises a shell and a screw rod, the shell is connected with the movable seat, and the screw rod is connected with the supporting rod.
The second shifting mechanism comprises a power assembly and a transmission assembly, wherein the power assembly is connected with the fixed seat and drives the transmission assembly, and the output end of the transmission assembly is connected with the movable rod.
The power assembly is a motor, and the transmission assembly is a worm and gear assembly.
The support comprises upright posts and supporting beams, wherein the upright posts are connected with the cabin lower cover, a plurality of upright posts are arranged at intervals in parallel, the supporting beams are arranged between the adjacent upright posts, and the movable seat is in sliding connection with the supporting beams.
Wherein, the fixing base set up in the top of stand.
The supporting beam comprises longitudinal beams and transverse beams which are arranged in a crisscross mode.
The invention has the beneficial effects that:
According to the top cover propping device for the wind driven generator cabin, when the top cover of the cabin is required to be propped, the support is connected with the lower cover of the cabin, and the support plays a supporting role; when the cabin upper cover is jacked, the cabin upper cover is pushed to move upwards for a certain distance along the vertical direction through the supporting rod, then the movable seat is pushed to slide along the support, so that the cabin upper cover moves for a certain distance along the horizontal direction, and finally the cabin upper cover is pushed to move upwards along the vertical direction through the movable rod until the cabin upper cover reaches the required height, and then new parts can be operated to the inside of the cabin for maintenance and replacement. Through the cooperation of first shift mechanism and second shift mechanism for the cabin upper cover can be followed vertical direction and horizontal direction and shifted, is convenient for dismouting and maintenance, effectively shortens down time, shortens maintenance time and reduce cost of maintenance.
Drawings
FIG. 1 is a schematic view of a nacelle upper cover support device for a wind turbine according to an embodiment of the present invention in use;
FIG. 2 is a schematic structural view of a nacelle upper cover support device of a wind turbine according to an embodiment of the present invention;
Fig. 3 is a schematic view of a part of a structure of a nacelle upper cover support device of a wind turbine according to an embodiment of the invention.
In the figure:
10. A nacelle upper cover; 20. a nacelle lower cover;
1. A bracket; 11. a column; 12. a longitudinal beam; 13. a cross beam;
2. A first displacement mechanism; 21. a movable seat; 22. a brace rod; 23. a roller;
3. a second displacement mechanism; 31. a fixing seat; 32. and (3) moving the rod.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
Referring to fig. 1 to 3, an embodiment of the present invention provides a nacelle upper cover propping device for a wind turbine nacelle, which is used for propping a nacelle upper cover 10 so as to facilitate maintenance and replacement of components inside the nacelle.
The top cover supporting device of the wind driven generator cabin comprises a bracket 1, a first shifting mechanism 2 and a second shifting mechanism 3. When the nacelle upper cover 10 needs to be supported, the bracket 1 is connected with the nacelle lower cover 20 to play a supporting role. The first displacement mechanism 2 comprises a movable seat 21 and a supporting rod 22, wherein the movable seat 21 is in sliding connection with the bracket 1 along the horizontal direction, and the supporting rod 22 can push the cabin upper cover 10 to move along the vertical direction; when the nacelle cover 10 is supported, the nacelle cover 10 is pushed to move upward by a certain distance in the vertical direction by the stay 22, and then the moving seat 21 is pushed to slide along the bracket 1, so that the nacelle cover 10 moves by a certain distance in the horizontal direction. The second displacement mechanism 3 comprises a fixed seat 31 and a moving rod 32, the fixed seat 31 is fixedly connected with the bracket 1, the moving rod 32 can push the cabin upper cover 10 to move along the vertical direction, after the first displacement mechanism 2 horizontally moves the cabin upper cover 10, the cabin upper cover 10 is pushed by the moving rod 32 to move upwards along the vertical direction until the cabin upper cover 10 reaches the required height, and then new parts can be operated to the cabin interior for maintenance and replacement. Through the cooperation of first shift mechanism 2 and second shift mechanism 3 for cabin upper cover 10 can be followed vertical direction and horizontal direction and shifted, is convenient for dismouting and maintenance, effectively shortens down time, shortens maintenance time and reduce cost of maintenance.
The support 1 comprises upright posts 11 and supporting beams, wherein the upright posts 11 are connected with a cabin lower cover 20, a plurality of upright posts 11 are arranged at intervals in parallel, the supporting beams are arranged between the adjacent upright posts 11, and a movable seat 21 is in sliding connection with the supporting beams. Specifically, the bottom end of the upright 11 is provided with a mounting plate, and the mounting plate is connected with the cabin lower cover 20 through screws.
The support beam comprises longitudinal beams 12 and transverse beams 13 which are arranged in a crisscross manner so as to realize a stable support effect. The movable seat 21 is slidably connected with the cross beam 13, and the longitudinal beam 12 plays a role in increasing structural strength. In this embodiment, the upright 11 is a hollow cylinder, the cross beam 13 is an i-beam, and the longitudinal beam 12 is an i-beam or a square steel.
The fixing bases 31 are provided in plurality, and one moving rod 32 is provided corresponding to each fixing base 31. The fixing seat 31 is arranged at the top end of the upright post 11, so that the movable rod 32 can conveniently lift the cabin upper cover 10. In the present embodiment, four moving bars 32 are provided.
The second shifting mechanism 3 comprises a power assembly and a transmission assembly, the power assembly is connected with the fixed seat 31 and drives the transmission assembly, and the output end of the transmission assembly is connected with the movable rod 32. The power assembly transmits power to the moving rod 32 through the transmission assembly, and further drives the moving rod 32 to linearly move.
In this embodiment, the power component is a motor, and the transmission component is a worm and gear component. Of course, the transmission assembly may also be a rack and pinion assembly. The lifting operation of the moving lever 32 may be performed by an air cylinder. The specific setting can be selected according to the stress condition, the space size, the cost and the like.
The roller 23 is arranged on the movable seat 21, and the roller 23 is in sliding connection with the bracket 1, so that the friction between the movable seat 21 and the bracket 1 is rolling friction, and the movement of the movable seat 21 is smoother.
In order to ensure the sliding stability of the movable seat 21, the bracket 1 is provided with a sliding groove, the roller 23 is arranged in the sliding groove, and the sliding groove plays a role in guiding and limiting, so that the roller 23 cannot deviate.
The movement of the stay 22 in the vertical direction may be driven by a hydraulic cylinder or by a jack, which is not limited herein. The first displacement mechanism 2 comprises a hydraulic cylinder, the hydraulic cylinder comprises a cylinder body and a telescopic rod, the cylinder body is connected with the movable seat 21, and the telescopic rod is connected with the supporting rod 22. Or the first displacement mechanism 2 comprises a jack, the jack comprises a shell and a screw, the shell is connected with the movable seat 21, and the screw is connected with the stay 22.
The first shifting mechanism 2 and the bracket 1 and the second shifting mechanism 3 and the bracket 1 are detachably connected, so that the installation and the detachment are convenient, and the storage is convenient.
When the parts in the nacelle are required to be replaced, the upper cover propping device of the wind driven generator nacelle is installed. The bracket 1 is connected to the nacelle cover 20, specifically the upright 11 is connected to the nacelle cover 20. The first displacement mechanism 2 is mounted to the cross beam 13 of the bracket 1 such that the mobile seat 21 can slide along the cross beam 13, and the second displacement mechanism 3 is mounted to the upright 11 of the bracket 1. The upper cabin cover 10 is pushed to move upwards for a certain distance along the vertical direction by the supporting rod 22, then the moving seat 21 is pushed to slide, so that the upper cabin cover 10 moves for a certain distance along the horizontal direction, the upper cabin cover 10 is pushed to move upwards along the vertical direction by the moving rod 32 until the upper cabin cover 10 reaches the required height, and then new parts can be operated to the inside of the cabin for maintenance and replacement.
The travel of the stay 22 in the vertical direction is smaller than the travel of the moving rod 32 in the vertical direction, and the nacelle cover 10 is pushed to move upward in the vertical direction by the stay 22 for a certain distance in order to prevent the nacelle cover 10 from interfering with other structures during the horizontal movement.
The above embodiments merely illustrate the basic principle and features of the present invention, and the present invention is not limited to the above embodiments, but may be varied and altered without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. An upper cover jacking device of a wind driven generator cabin, which is characterized by comprising:
The support (1), the support (1) includes stand (11) and supporting beam, stand (11) are connected with cabin lower cover (20), a plurality of stand (11) parallel interval sets up, supporting beam sets up in adjacent between stand (11), supporting beam includes longeron (12) and crossbeam (13) that vertically and horizontally staggered set up;
the first shifting mechanism (2) comprises a shifting seat (21) and a supporting rod (22), the first shifting mechanism (2) is installed on the cross beam (13), the shifting seat (21) is in sliding connection with the cross beam (13) along the horizontal direction, and the supporting rod (22) can push the cabin upper cover (10) to move along the vertical direction;
The second shifting mechanism (3) comprises a fixed seat (31) and a moving rod (32), the second shifting mechanism (3) is installed on the upright post (11), the fixed seat (31) is arranged at the top end of the upright post (11), and the moving rod (32) can push the cabin upper cover (10) to move along the vertical direction;
the supporting rod (22) is used for pushing the cabin upper cover (10) to move upwards for a certain distance along the vertical direction, then the moving seat (21) is pushed to slide, so that the cabin upper cover (10) moves for a certain distance along the horizontal direction, the moving rod (32) is used for pushing the cabin upper cover (10) to move upwards along the vertical direction until the cabin upper cover (10) reaches the required height, and then new parts can be operated into the cabin.
2. Wind turbine nacelle upper cover jacking device according to claim 1, characterized in that the mobile seat (21) is provided with rollers (23), which rollers (23) are in sliding connection with the bracket (1).
3. Wind turbine nacelle upper cover jacking device according to claim 2, characterized in that the bracket (1) is provided with a chute in which the roller (23) is arranged.
4. Wind turbine nacelle upper cover jacking device according to claim 1, characterized in that the first displacement mechanism (2) comprises a hydraulic cylinder comprising a cylinder body connected with the mobile seat (21) and a telescopic rod connected with the stay rod (22).
5. Wind turbine nacelle upper cover jacking device according to claim 1, characterized in that the first displacement mechanism (2) comprises a jack comprising a housing connected with the mobile seat (21) and a screw connected with the stay (22).
6. Wind turbine nacelle upper cover jacking device according to claim 1, characterized in that the second displacement mechanism (3) comprises a power assembly and a transmission assembly, the power assembly is connected with the fixed seat (31) and drives the transmission assembly, and the output end of the transmission assembly is connected with the moving rod (32).
7. The wind turbine nacelle upper cover support assembly of claim 6, wherein the power assembly is a motor and the transmission assembly is a worm gear assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910982946.5A CN110529343B (en) | 2019-10-16 | 2019-10-16 | Top cover supporting device of wind driven generator cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910982946.5A CN110529343B (en) | 2019-10-16 | 2019-10-16 | Top cover supporting device of wind driven generator cabin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110529343A CN110529343A (en) | 2019-12-03 |
| CN110529343B true CN110529343B (en) | 2024-07-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910982946.5A Active CN110529343B (en) | 2019-10-16 | 2019-10-16 | Top cover supporting device of wind driven generator cabin |
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| Country | Link |
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| CN (1) | CN110529343B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925149B (en) * | 2019-12-13 | 2020-11-24 | 河北新天科创新能源技术有限公司 | Maintenance method for gearbox tower of wind driven generator |
| CN112610430B (en) * | 2020-12-21 | 2022-05-27 | 远景能源有限公司 | Method for replacing gear shaft in wind driven generator |
| CN116062300B (en) * | 2021-10-29 | 2025-03-18 | 江苏金风科技有限公司 | Mobile device, balanced load-bearing equipment and control method thereof |
| CN116142940B (en) * | 2022-12-05 | 2025-09-05 | 重庆海装风电工程技术有限公司 | A wind turbine nacelle cover hoisting tool |
| CN118242235B (en) * | 2024-03-27 | 2024-11-05 | 新清环境技术(连云港)有限公司 | Supporting structure for installing cabin cover top cover |
| CN119933943B (en) * | 2025-02-22 | 2025-11-25 | 大丰锦辉风电设备有限公司 | Be used for cabin cover angle fixing device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210637190U (en) * | 2019-10-16 | 2020-05-29 | 南京高速齿轮制造有限公司 | Top supporting device for upper cover of wind driven generator cabin |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004046700B4 (en) * | 2004-09-24 | 2006-08-17 | Aloys Wobben | Wind turbine with a generator cooling |
| ES2315042B1 (en) * | 2004-12-15 | 2010-01-11 | GAMESA INNOVATION & TECHNOLOGY, S.L. | SYSTEM OF WITHDRAWAL OF THE CAPOTA OF AN AEROGENERATOR. |
| WO2007096008A1 (en) * | 2006-02-27 | 2007-08-30 | Ecotecnia Energias Renovables, S.L. | Method and system for hoisting heavy parts onto a wind turbine |
| KR101038641B1 (en) * | 2008-09-01 | 2011-06-03 | 두산중공업 주식회사 | Maintenance system of wind turbine facility |
| JP2018003785A (en) * | 2016-07-07 | 2018-01-11 | 株式会社日立製作所 | Wind power generation device and maintenance method of wind power generation device |
| CN209212468U (en) * | 2018-12-20 | 2019-08-06 | 重庆海装风电工程技术有限公司 | A kind of engine rooms of wind power generators pallet |
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2019
- 2019-10-16 CN CN201910982946.5A patent/CN110529343B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210637190U (en) * | 2019-10-16 | 2020-05-29 | 南京高速齿轮制造有限公司 | Top supporting device for upper cover of wind driven generator cabin |
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| CN110529343A (en) | 2019-12-03 |
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Effective date of registration: 20200507 Address after: 211100 No. 30 Houjiao Road, High-tech Park, Jiangning District, Nanjing City, Jiangsu Province Applicant after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Address before: 211100 No. 30 Houjiao Road, High-tech Park, Jiangning District, Nanjing City, Jiangsu Province Applicant before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Applicant before: Nanjing High Precision Transmission Equipment Manufacturing Group Co.,Ltd. |
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