CN109441728A - A kind of direction easily adjusts wind power generation stepped - Google Patents
A kind of direction easily adjusts wind power generation stepped Download PDFInfo
- Publication number
- CN109441728A CN109441728A CN201811216883.4A CN201811216883A CN109441728A CN 109441728 A CN109441728 A CN 109441728A CN 201811216883 A CN201811216883 A CN 201811216883A CN 109441728 A CN109441728 A CN 109441728A
- Authority
- CN
- China
- Prior art keywords
- power generation
- wind power
- tower body
- fixedly connected
- support plate
- 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.)
- Pending
Links
- 238000010248 power generation Methods 0.000 title claims abstract description 42
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002689 soil 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
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C9/00—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes
- E06C9/02—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes rigidly mounted
- E06C9/04—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes rigidly mounted in the form of climbing irons or the like
-
- 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
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0204—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for orientation in relation to wind direction
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/90—Mounting on supporting structures or systems
- F05B2240/91—Mounting on supporting structures or systems on a stationary structure
- F05B2240/915—Mounting on supporting structures or systems on a stationary structure which is vertically adjustable
- F05B2240/9151—Mounting on supporting structures or systems on a stationary structure which is vertically adjustable telescopically
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/60—Control system actuates through
- F05B2270/602—Control system actuates through electrical actuators
-
- 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
-
- 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
- Y02E10/728—Onshore wind turbines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a kind of direction easily adjust it is wind power generation stepped, including pedestal and tower body, supporting table is fixedly installed at the top of the pedestal, the bottom of the pedestal is bolted to connection in mixed mud, tower body is fixedly installed at the top of the supporting table, support base is welded on the outer wall of the tower body, and support base is close to the bottom of the first support plate, fixed plate is welded in the internal side wall of the tower body, hydraulic cylinder is fixedly installed in the fixed plate, the output end of the hydraulic cylinder is fixedly connected with one end of hydraulic stem.Angle adjustment device includes rotary electric machine, driving gear and driven gear, rotary electric machine drives driving gear rotation, connection is engaged between driving gear and driven gear, so that shaft drives the rotation of the second support plate, the angle of fan blade on wind power generation box can be adjusted, it is more convenient to use, and improves functional effect.
Description
Technical field
The present invention relates to power generation column field, specifically a kind of direction is easily adjusted wind power generation stepped.
Background technique
With the development of science and technology with the raising of people's environmental consciousness, New Green Energy source technology obtained extensive exploitation and answered
With.Wind energy as a kind of clean renewable energy, the increasingly attention by countries in the world, wind be not public hazards the energy it
One, and it is inexhaustible.Wind power generation stepped is important an one of equipment of wind-power electricity generation, still, existing
It is wind power generation stepped there is certain deficiency during use, for example, the height of power generation column cannot be adjusted, to work
The maintenance of personnel is more troublesome, moreover, the fan blade on power generation column cannot be adjusted, uses more troublesome.
Summary of the invention
The purpose of the present invention is to provide a kind of direction easily adjust it is wind power generation stepped, it is existing wind power generation stepped to solve
There is certain deficiency during use, for example, the height of power generation column cannot be adjusted, to the maintenance ratio of staff
It is cumbersome, moreover, the fan blade on power generation column cannot be adjusted, use more troublesome problem.
To achieve the above object, the invention provides the following technical scheme: a kind of direction easily adjust it is wind power generation stepped, including
Pedestal and tower body, supporting table is fixedly installed at the top of the pedestal, and the bottom of the pedestal is bolted to connection mixed
On soil, it is fixedly installed with tower body at the top of the supporting table, support base is welded on the outer wall of the tower body, and support base leans on
The bottom of nearly first support plate is welded with fixed plate in the internal side wall of the tower body, is fixedly installed with liquid in the fixed plate
Cylinder pressure, the output end of the hydraulic cylinder are fixedly connected with one end of hydraulic stem, the other end of the hydraulic stem and the first support plate
Bottom be fixedly connected, be fixedly installed with angle adjustment device in first support plate, the angle adjustment device includes turning
Motor, driving gear and driven gear are moved, the dynamic connection of the axis hole axis on the output shaft and driving gear of the rotary electric machine is described
Connection is engaged between driving gear and driven gear, the axis hole axis on the driven gear is dynamic to be connected with shaft, the shaft
One end be fixedly connected with the bottom of the second support plate, the top of second support plate passes through the bottom of strut and wind power generation box
Portion is fixedly connected, and one end of the wind power generation box is connected with fan blade.
Preferably, fixed link is welded on the outer wall of the tower body, one end of the fixed link is fixedly connected with ladder.
Preferably, it is fixedly connected with locating rod close to avris in the fixed plate, one end of the locating rod passes through positioning
The both ends of the location hole offered on plate, the positioning plate are welded on the inner sidewall of tower body.
Preferably, the bottom of the rotary electric machine is fixedly mounted on cushion, and the bottom of the cushion is fixedly mounted
In the inner bottom of angle adjustment device.
Preferably, anti-static coating is coated on the outer wall of the wind power generation box.
Compared with prior art, the beneficial effects of the present invention are: structure of the invention design is reasonable, by the inside of tower body
Hydraulic cylinder, hydraulic stem and positioning plate are welded on side wall, one end of hydraulic stem is fixedly connected with the bottom of the first support plate, hydraulic
Cylinder drives hydraulic stem to move up and down, and the height of the first support plate is adjusted, so that the height of wind power generation box is adjustable, operation
Get up more convenient, increases practical function；By being equipped with angle adjustment device, angle adjustment device includes rotary electric machine, active
Gear and driven gear, rotary electric machine drive driving gear rotation, connection are engaged between driving gear and driven gear, to make
It obtains shaft and drives the rotation of the second support plate, the angle of the fan blade on wind power generation box can be adjusted, be used more
It is convenient, improve functional effect.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is the structural schematic diagram of tower body of the present invention.
Fig. 3 is the schematic diagram of internal structure of angle adjustment device of the present invention.
In figure: 1, pedestal；2, supporting table；3, tower body；4, fixed link；5, ladder；6, support base；7, the first support plate；8,
Angle adjustment device；9, shaft；10, the second support plate；11, strut；12, wind power generation box；13, fan blade；14, fixed plate；15,
Hydraulic cylinder；16, locating rod；17, positioning plate；18, hydraulic stem；19, cushion；20, rotary electric machine；21, driving gear；22, from
Moving gear.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of direction easily adjusts wind power generation stepped, including pedestal 1 and tower
Body 3, the top of pedestal 1 are fixedly installed with supporting table 2, and the bottom of pedestal 1 is bolted to connection in mixed mud, supporting table
2 top is fixedly installed with tower body 3, and fixed link 4, one end of fixed link 4 and the fixed company of ladder 5 are welded on the outer wall of tower body 3
It connects, support base 6 is welded on the outer wall of tower body 3, and support base 6 is close to the bottom of the first support plate 7, the internal side wall of tower body 3
On be welded with fixed plate 14, be fixedly connected with locating rod 16 close to avris in fixed plate 14, one end of locating rod 16 passes through positioning
The location hole offered on plate 17, the both ends of positioning plate 17 are welded on the inner sidewall of tower body 3, are fixedly installed in fixed plate 14
The output end of hydraulic cylinder 15, hydraulic cylinder 15 is fixedly connected with one end of hydraulic stem 18, the other end of hydraulic stem 18 and the first support
The bottom of plate 7 is fixedly connected, and angle adjustment device 8 is fixedly installed in the first support plate 7, and angle adjustment device 8 includes rotation
Motor 20, driving gear 21 and driven gear 22, the bottom of rotary electric machine 20 are fixedly mounted on cushion 19, cushion 19
Bottom is fixedly mounted on the inner bottom of angle adjustment device 8, the output shaft and the axis hole on driving gear 21 of rotary electric machine 20
The dynamic connection of axis, engages connection between driving gear 21 and driven gear 22, dynamic be connected with of the axis hole axis on driven gear 22 turns
Axis 9, one end of shaft 9 are fixedly connected with the bottom of the second support plate 10, and the top of the second support plate 10 passes through strut 11 and wind
The bottom of power power generation box 12 is fixedly connected, and anti-static coating is coated on the outer wall of wind power generation box 12, wind power generation box 12
One end is connected with fan blade 13, in use, the hydraulic cylinder 15 in tower body 3 drives when needing to reduce the height of wind power generation box 12
Hydraulic stem 18 moves downward, so that wind power generation box 12 moves downward, the adjusting to 12 height of wind power generation box can be completed, behaviour
Make to get up more convenient.
The working principle of the invention is: in use, the liquid when needing to reduce the height of wind power generation box 12, in tower body 3
Cylinder pressure 15 drives hydraulic stem 18 to move downward, so that wind power generation box 12 moves downward, can be completed high to wind power generation box 12
The adjusting of degree operates more convenient, moreover, staff is by climbing when needing to repair wind power generation box 12
Ladder 5 is climbed up on support base 6, and support base 6 is used as a supporting point, and the staff that can stand repairs operation, when needs pair
When the angle of fan blade 13 is adjusted on wind power generation box 12, the rotary electric machine 20 in angle adjustment device 8 drives driving gear
21 rotations, driving gear 21 drive driven gear gear 22 to rotate, so that shaft 9 rotates, just will drive the second support plate
10 rotate, and the fan blade 13 on wind power generation box 12 will be improved with rotation slowly, so as to adjust the position of fan blade 13
To the utilization rate of wind, increase practical function.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (5)
1. a kind of direction is easily adjusted wind power generation stepped, including pedestal (1) and tower body (3), it is characterised in that: the pedestal (1)
Top be fixedly installed with supporting table (2), the bottom of the pedestal (1) is bolted to connection in mixed mud, the branch
It is fixedly installed with tower body (3), is welded with support base (6) on the outer wall of the tower body (3), and support base (6) at the top of support platform (2)
Close to the bottom of the first support plate (7), fixed plate (14), the fixed plate are welded in the internal side wall of the tower body (3)
(14) it being fixedly installed on hydraulic cylinder (15), the output end of the hydraulic cylinder (15) is fixedly connected with one end of hydraulic stem (18),
The other end of the hydraulic stem (18) is fixedly connected with the bottom of the first support plate (7), fixed peace on first support plate (7)
Equipped with angle adjustment device (8), the angle adjustment device (8) includes rotary electric machine (20), driving gear (21) and driven tooth
It takes turns (22), the output shaft of the rotary electric machine (20) and the dynamic connection of axis hole axis on driving gear (21), the driving gear
(21) connection is engaged between driven gear (22), the axis hole axis on the driven gear (22) is dynamic to be connected with shaft (9), institute
The one end for stating shaft (9) is fixedly connected with the bottom of the second support plate (10), passes through branch at the top of second support plate (10)
Bar (11) is fixedly connected with the bottom of wind power generation box (12), and one end of the wind power generation box (12) is connected with fan blade (13).
2. a kind of direction according to claim 1 easily adjusts wind power generation stepped, it is characterised in that: the tower body (3)
It is welded on outer wall fixed link (4), one end of the fixed link (4) is fixedly connected with ladder (5).
3. a kind of direction according to claim 1 easily adjusts wind power generation stepped, it is characterised in that: the fixed plate (14)
Upper to be fixedly connected with locating rod (16) close to avris, what one end of the locating rod (16) offered on positioning plate (17) determines
Position hole, the both ends of the positioning plate (17) are welded on the inner sidewall of tower body (3).
4. a kind of direction according to claim 1 easily adjusts wind power generation stepped, it is characterised in that: the rotary electric machine
(20) bottom is fixedly mounted on cushion (19), and the bottom of the cushion (19) is fixedly mounted on angle adjustment device
(8) inner bottom.
5. a kind of direction according to claim 1 easily adjusts wind power generation stepped, it is characterised in that: the wind power generation box
(12) anti-static coating is coated on outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811216883.4A CN109441728A (en) | 2018-10-18 | 2018-10-18 | A kind of direction easily adjusts wind power generation stepped |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811216883.4A CN109441728A (en) | 2018-10-18 | 2018-10-18 | A kind of direction easily adjusts wind power generation stepped |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109441728A true CN109441728A (en) | 2019-03-08 |
Family
ID=65546818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811216883.4A Pending CN109441728A (en) | 2018-10-18 | 2018-10-18 | A kind of direction easily adjusts wind power generation stepped |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109441728A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439753A (en) * | 2019-08-30 | 2019-11-12 | 神华福能发电有限责任公司 | Wind power generation plant |
| CN110469178A (en) * | 2019-08-26 | 2019-11-19 | 唐伟 | A kind of communication equipment of VTOL formula maintenance |
| CN111271224A (en) * | 2020-04-24 | 2020-06-12 | 杭州沃门峡电子科技有限公司 | Wind power generation tower convenient to maintain |
| CN112392666A (en) * | 2020-11-18 | 2021-02-23 | 温州方舵建筑有限公司 | Wind power generation set erection support |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2177801A (en) * | 1937-02-04 | 1939-10-31 | Erren Rudolf Arnold | Electric generator |
| US4966525A (en) * | 1988-02-01 | 1990-10-30 | Erik Nielsen | Yawing device and method of controlling it |
| DE4029932A1 (en) * | 1990-09-21 | 1992-03-26 | Siegfried Pretzsch | Tube mast for wind generator - has telescopic components mounted on base and extendable or reducible manually or by motor drive |
| JP2003201951A (en) * | 2002-01-07 | 2003-07-18 | Fuji Heavy Ind Ltd | Excessive rotation avoiding mechanism of horizontal axis wind mill |
| US20050005562A1 (en) * | 2000-12-05 | 2005-01-13 | Henderson Allan P. | Telescopic support tower |
| US20130091784A1 (en) * | 2010-06-25 | 2013-04-18 | Phillip M. Schmidt | Fluid-actuated telescoping tower for supporting heavy loads |
| WO2013083854A1 (en) * | 2011-12-09 | 2013-06-13 | Inneo Torres, S.L. | Assembly method for a telescopic tower and means for implementing said method |
| CN205047367U (en) * | 2015-10-15 | 2016-02-24 | 王博文 | Domestic wind power generation set |
| CN105545605A (en) * | 2016-01-19 | 2016-05-04 | 文流渊 | Wind-driven generator changeable in axial direction |
-
2018
- 2018-10-18 CN CN201811216883.4A patent/CN109441728A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2177801A (en) * | 1937-02-04 | 1939-10-31 | Erren Rudolf Arnold | Electric generator |
| US4966525A (en) * | 1988-02-01 | 1990-10-30 | Erik Nielsen | Yawing device and method of controlling it |
| DE4029932A1 (en) * | 1990-09-21 | 1992-03-26 | Siegfried Pretzsch | Tube mast for wind generator - has telescopic components mounted on base and extendable or reducible manually or by motor drive |
| US20050005562A1 (en) * | 2000-12-05 | 2005-01-13 | Henderson Allan P. | Telescopic support tower |
| JP2003201951A (en) * | 2002-01-07 | 2003-07-18 | Fuji Heavy Ind Ltd | Excessive rotation avoiding mechanism of horizontal axis wind mill |
| US20130091784A1 (en) * | 2010-06-25 | 2013-04-18 | Phillip M. Schmidt | Fluid-actuated telescoping tower for supporting heavy loads |
| WO2013083854A1 (en) * | 2011-12-09 | 2013-06-13 | Inneo Torres, S.L. | Assembly method for a telescopic tower and means for implementing said method |
| CN205047367U (en) * | 2015-10-15 | 2016-02-24 | 王博文 | Domestic wind power generation set |
| CN105545605A (en) * | 2016-01-19 | 2016-05-04 | 文流渊 | Wind-driven generator changeable in axial direction |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469178A (en) * | 2019-08-26 | 2019-11-19 | 唐伟 | A kind of communication equipment of VTOL formula maintenance |
| CN110469178B (en) * | 2019-08-26 | 2020-12-04 | 嘉兴英智杰自动化设备有限公司 | Communication equipment for vertical take-off and landing maintenance |
| CN110439753A (en) * | 2019-08-30 | 2019-11-12 | 神华福能发电有限责任公司 | Wind power generation plant |
| CN111271224A (en) * | 2020-04-24 | 2020-06-12 | 杭州沃门峡电子科技有限公司 | Wind power generation tower convenient to maintain |
| CN112392666A (en) * | 2020-11-18 | 2021-02-23 | 温州方舵建筑有限公司 | Wind power generation set erection support |
| CN112392666B (en) * | 2020-11-18 | 2021-10-26 | 温州方舵建筑有限公司 | Wind power generation set erection support |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190308 |
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| RJ01 | Rejection of invention patent application after publication |