CN112943554B - Wind power blade bracket - Google Patents

Wind power blade bracket Download PDF

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Publication number
CN112943554B
CN112943554B CN202110413652.8A CN202110413652A CN112943554B CN 112943554 B CN112943554 B CN 112943554B CN 202110413652 A CN202110413652 A CN 202110413652A CN 112943554 B CN112943554 B CN 112943554B
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China
Prior art keywords
lower bracket
wind power
support
base
blade root
Prior art date
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Application number
CN202110413652.8A
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Chinese (zh)
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CN112943554A (en
Inventor
邱宇舟
姚保鹏
钱进
孙路
刘克东
闫孟娇
石金松
陈中培
侯骏
王坤
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China Shipbuilding NDRI Engineering Co Ltd
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China Shipbuilding NDRI Engineering Co Ltd
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Priority to CN202110413652.8A priority Critical patent/CN112943554B/en
Publication of CN112943554A publication Critical patent/CN112943554A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D13/00Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/40Arrangements or methods specially adapted for transporting wind motor components
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D80/00Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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  • 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)
  • Wind Motors (AREA)

Abstract

The invention provides a wind power blade bracket, comprising: the first braced frame and the second braced frame that set up around, first braced frame includes two vertical lower carriage side posts that set up, lower carriage end rail connects between two lower carriage side post bottoms, the structure of second braced frame is the same with first braced frame structure, lower carriage top rail connects between two lower carriage side post upper portions of first braced frame, lower carriage top beam connects between the upper portion of the respective lower carriage side post of first braced frame and second braced frame, lower carriage end beam connects between first braced frame and second braced frame lower part, the blade root base includes: the base panel is arc-shaped and matched with the radian of the blade root of the wind power blade, and a plurality of base vertical reinforcing plates are supported below the base panel. The wind power blade bracket provided by the invention has a firm structural form, and can be used for integrating storage, transportation and lifting.

Description

Wind power blade bracket
Technical Field
The invention relates to a wind power blade bracket, and belongs to the technical field of wind power.
Background
Wind power is a new energy source which is green, environment-friendly and renewable, and in wind power generation, blades are an important ring for wind energy utilization, and the conversion efficiency of wind energy is directly influenced. Along with the enhancement of environmental protection consciousness of various countries, the development and utilization requirements on new energy sources such as wind power are also increasingly larger. Wind power blades are also becoming larger and larger, from 20m and 30m of onshore wind power to hundreds of m of offshore wind power, and besides the production needs advanced and complex processes, the storage, transportation, lifting and installation of the blades are also very difficult. In the conventional wind power blade production, the storage of the general blades is carried out by adopting a factory self-made pier and sleeper, the transportation of the blades is carried out by adopting a blade base and binding, and the hoisting of the blades is carried out by adopting a hanging belt. The steps are complicated, the intermediate flow is more, and the damage of the blade is very easy to cause in the intermediate logistics process. At present, part of blades are stacked and transported into an integrated blade bracket, but the bracket has a relatively simple structural form, and is easy to shake and slip in the transportation process.
Disclosure of Invention
The invention aims to provide a wind power blade bracket which is firm in structural form and can be used for storage and transportation.
The invention adopts the following technical scheme:
A wind power blade stand supported at a wind power blade root, comprising: the first support frame comprises two vertically arranged lower support side columns, lower support bottom longitudinal beams connected between the bottom ends of the two lower support side columns, the second support frame has the same structure as the first support frame, lower support top longitudinal beams connected between the upper parts of the two lower support side columns of the first support frame, lower support top cross beams connected between the upper parts of the respective lower support side columns of the first support frame and the second support frame, lower support bottom cross beams connected between the lower parts of the first support frame and the second support frame, a plurality of first ladder angle steel parallel to the lower support bottom cross beams and distributed between the lower support side columns of the first support frame and the second support frame, a first lower support middle column and a second lower support middle column vertically arranged between the two lower support side columns of the first support frame,
The second straight ladder angle steel is transversely arranged between the first lower bracket middle column and the second lower bracket middle column; the blade root base includes: the base panel is arc-shaped and is matched with the radian of the blade root of the wind power blade, a plurality of base vertical reinforcing plates are supported below the base panel, two base transverse reinforcing plates are supported on the left side and the right side below the base panel, and base webs are fixedly arranged in the area formed by the base transverse reinforcing plates and one corresponding base vertical reinforcing plate.
Further, the wind power blade bracket of the invention has the following characteristics: the blade root side support is laterally mounted on the lower bracket side column.
Further, the wind power blade bracket of the invention has the following characteristics: the blade root side support includes: a side support outer clamping plate and a side support inner clamping plate which are arranged in parallel; the side support adjusting plates are laterally connected with the side columns of the lower support.
Further, the wind power blade bracket of the invention has the following characteristics: the blade root side support is in threaded connection with the blade root of the wind power blade.
Further, the wind power blade bracket of the invention has the following characteristics: still have a root end support, set up between the bottom of first carriage and second carriage, the root end support includes the end supporting baseplate, and the vertical setting of riser end support is on the end supporting baseplate on the end supporting.
Further, the wind power blade bracket of the invention has the following characteristics: the blade root bottom support is connected with the blade root of the wind power blade through bolts and fastened and fixed through nuts.
Further, the wind power blade bracket of the invention has the following characteristics: the base pad is arranged below the base panel, the shape of the base pad is consistent with that of the base panel, and the base panel is tightly connected with the base pad.
Further, the wind power blade bracket of the invention has the following characteristics: and the lower bracket bottom longitudinal beam is also provided with a lower bracket forklift hole.
Further, the wind power blade bracket of the invention has the following characteristics: the blade root bottom support is also provided with bottom support reinforcing plates, the bottom support upper vertical plates are two plates which are arranged front and back, and a plurality of bottom support reinforcing plates are welded between the two bottom support upper vertical plates.
Further, the wind power blade bracket of the invention has the following characteristics: the lifting eye ring is arranged on the top beam of the lower bracket.
The wind power blade bracket provided by the invention has a firm structural form, and can be used for integrating storage, transportation and lifting. And moreover, the blade root support is supported at the bottom by the stress, and the blade root bolts are not stressed and cannot deform and damage.
Drawings
FIG. 1 is a schematic view of a blade root sub-mount stored for use alone;
FIG. 2 is a front view of a blade root sub-mount;
FIG. 3 is a side view of a blade root sub-mount;
FIG. 4 is a schematic view of a blade root side support;
FIG. 5 is a schematic view of the construction of a blade root base;
Fig. 6 is a schematic view of the structure of the root base support.
Detailed Description
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
As shown in fig. 1,2 and 3, the blade root sub-mount 2 includes: the lower bracket top longitudinal beam 21, the lower bracket top cross beam 22, the first lower bracket center pillar 23, the second lower bracket center pillar 24, the lower bracket connecting seat 25, the lower bracket side pillar 26, the lower bracket bottom longitudinal beam 27, the lower bracket bottom cross beam 28, the eye ring 29, the first straight ladder angle steel 210, the lower bracket forklift hole 211 and the second straight ladder angle steel 212.
The blade root lower bracket 2 comprises a first supporting frame and a second supporting frame which are arranged front and back, and the structures of the two supporting frames are identical. The first support frame comprises two vertically arranged lower support side posts 26 and a lower support side sill 27. The lower bracket side rails 27 are connected between the bottom ends of the two lower bracket side rails 26. The lower bracket top longitudinal beam 21 is connected between the upper parts of the two lower bracket side posts 26 of the first support frame.
As shown in fig. 3, the lower bracket top beam 22 is connected between the upper portions of the respective lower bracket side posts of the first and second support frames. The lower bracket bottom beam 28 is connected between the first support frame and the lower portion of the second support frame, thereby forming a frame structure.
As shown in fig. 3, the plurality of first ladder angle steel 210 are parallel to the bottom cross beam of the lower bracket, and are distributed between the respective side columns of the lower bracket of the first support frame and the second support frame, so as to increase the structural strength.
Two first lower bracket center posts 23 and two second lower bracket center posts 24 are vertically disposed intermediate the two lower bracket side posts 26 of the first support frame. The lower end of the first lower bracket center pillar 23 is welded to the lower bracket roof rail 21. The lower end of the second lower bracket center pillar 24 is welded to the lower bracket side sill 27. The upper end is welded to the lower bracket top rail 21. The first lower bracket center post 23 and the second lower bracket center post 24 are aligned and are similar in shape to a single post. A plurality of second straight ladder angle bars 212 are disposed laterally between two struts formed by the first lower bracket center pillar 23 and the second lower bracket center pillar 24.
As shown in fig. 4, the blade root side support 3 includes: a side support adjustment plate 31, a side support outer clamping plate 32, a side support inner clamping plate 33, and a side support connection plate 34. The side support outer clamping plate 32 and the side support inner clamping plate 33 are arranged in parallel. A plurality of side support webs 34 are transversely connected between the side support outer clamp plates 32 and the side support inner clamp plates 33. And the side support adjusting plate 31 is laterally connected with the side column of the lower bracket. As shown in fig. 1, rectangular spaces are formed between the side support outer clamping plates 32, the side support inner clamping plates 33 and the side support connecting plates 34, and blade roots of the fan blades are fixed with the blade root side supports 3 through bolts.
As shown in fig. 5, the blade root base 4 includes: the base panel 41, the base web 42, the base pad 43, the base transverse reinforcement plate 44, the first base vertical reinforcement plate 45, the second base vertical reinforcement plate 46, the third base vertical reinforcement plate 47, the fourth base vertical reinforcement plate 48. The base panel 41 is arc-shaped and is matched with the radian of the blade root of the wind power blade, so that the wind power blade root is supported. A base pad 43 is arranged below the base panel 41, the base pad 43 is consistent with the base panel 41 in shape, and the base panel 41 is tightly connected with the base pad 43.
A plurality of base vertical reinforcement plates are supported below the base panel 41. The vertical base reinforcement plate in this embodiment includes two first vertical base reinforcement plates 45, two second vertical base reinforcement plates 46, and two third vertical base reinforcement plates 47, which are symmetrically disposed on the left and right sides of one fourth vertical base reinforcement plate 48, respectively. In other embodiments, the number of base vertical stiffeners may be increased or decreased as appropriate depending on the weight of the wind blade.
Two base transverse reinforcing plates 44 are provided in a horizontal direction and supported on the left and right sides below the base panel 41.
The base web 42 has two pieces welded respectively in the areas formed by the base transverse stiffener 44 and the corresponding base vertical stiffener 45 to provide further support.
The mounting position of She Gende support 5 is shown in figures 3 and 6. The root bottom support 5 comprises: a bottom support upper riser 51, a bottom support base plate 52, a bottom support lower riser 53, a bottom support reinforcing plate 54, and a bottom support round bar 55. The blade root bottom support 5 is arranged between the bottoms of the first and second support frames, and comprises a bottom support bottom plate 52 and a bottom support upper riser 51. The bottom support upper vertical plate is vertically arranged on the bottom support bottom plate. The blade root bottom support is connected with the blade root of the wind power blade through bolts and fastened and fixed through nuts.
As shown in fig. 3 and 6, the bottom support upper riser 51 has two bottom support reinforcing plates 54 disposed one behind the other, and three bottom support reinforcing plates are welded between the two bottom support upper risers. The upper end of the bottom support upper vertical plate 51 is provided with a wave-shaped structure, and the bottom support round steel 55 is welded in the wave crest area of the wave-shaped structure. The wave trough area of the wave-shaped structure is matched with the base panel 41, and the blade root of the wind power blade is fixed at the wave trough area through bolts, so that the blade is prevented from rolling.
And a lifting eye ring 29 arranged on the top beam of the lower bracket.
Of course, the fixed connection modes of the components are not fixed, and all components can be formed by welding, bolting and other fixed connection modes.
The blade root base 4 and the blade root bottom support 5 are fixed on the blade root lower bracket through welding and are used for bearing the stress of the blade root and fixing the blade root bottom. The blade root side support 3 is a movable component, and after the root of a wind power blade falls on the blade root base 4 and the blade root bottom support 5, the blade attitude and the side support position are adjusted and the wind power blade is mounted on the side face of the blade root lower support through bolts.
The blade root bracket of the invention can be matched with various existing blade root brackets.
According to the wind power blade support, after the wind power blade root is fixedly supported, other types of blade root supporting structures do not need to be disassembled and replaced in the storage and hoisting transportation processes, so that the convenience is improved.
According to the structural form, size and weight of different wind power blades, the components can be combined differently, and the size and connection mode of the formed assembly can be fine-tuned, including the main body size, the number of parts and the like of the blade bracket.

Claims (6)

1. A wind power blade stand supported at a wind power blade root, comprising:
A first supporting frame and a second supporting frame which are arranged in front and behind,
The first supporting frame comprises two vertically arranged side columns of the lower bracket,
The bottom longitudinal beam of the lower bracket is connected between the bottom ends of the side columns of the two lower brackets,
The structure of the second supporting frame is the same as that of the first supporting frame,
The lower bracket top longitudinal beam is connected between the upper parts of two lower bracket side columns of the first supporting frame,
A lower bracket top cross beam connected between the upper parts of the respective lower bracket side posts of the first support frame and the second support frame,
The lower bracket bottom cross beam is connected between the lower parts of the first support frame and the second support frame,
The plurality of first ladder angle steel are parallel to the bottom cross beam of the lower bracket and are distributed between the side columns of the lower bracket of the first supporting frame and the second supporting frame,
A first lower bracket middle column and a second lower bracket middle column which are vertically arranged between two lower bracket side columns of the first supporting frame,
The second straight ladder angle steel is transversely arranged between the first lower bracket middle column and the second lower bracket middle column;
a blade root base, comprising:
The base panel is arc-shaped and is matched with the radian of the blade root of the wind power blade,
A plurality of base vertical reinforcement plates are supported below the base panel,
Two base transverse reinforcing plates supported on the left and right sides of the lower surface of the base panel,
A base web fixedly arranged in a region formed by the base transverse reinforcing plate and a corresponding base vertical reinforcing plate,
Blade root side supports, and the side mounting is on the lower carriage side post, and blade root side supports includes: a side support outer clamping plate and a side support inner clamping plate which are arranged in parallel; the side support adjusting plates are laterally connected with the side columns of the lower bracket;
The wind power blade support is characterized by further comprising a blade root bottom support arranged between the bottoms of the first supporting frame and the second supporting frame, wherein the blade root bottom support comprises a bottom supporting bottom plate and a vertical plate arranged on the bottom supporting bottom plate vertically, the blade root bottom support is further provided with a bottom supporting reinforcing plate, the bottom supporting upper vertical plate is two plates arranged front and back, and a plurality of bottom supporting reinforcing plates are welded between the two bottom supporting upper vertical plates.
2. The wind power blade mount of claim 1, wherein:
The blade root side support is in threaded connection with the blade root of the wind power blade.
3. The wind power blade mount of claim 1, wherein:
The blade root bottom support is connected with the blade root of the wind power blade through bolts and fastened and fixed through nuts.
4. The wind power blade mount of claim 1, wherein:
the base pad is arranged below the base panel, the shape of the base pad is consistent with that of the base panel, and the base panel is tightly connected with the base pad.
5. The wind power blade mount of claim 1, wherein:
and the lower bracket bottom longitudinal beam is also provided with a lower bracket forklift hole.
6. The wind power blade mount of claim 1, wherein:
The lifting eye ring is arranged on the top beam of the lower bracket.
CN202110413652.8A 2021-04-16 2021-04-16 Wind power blade bracket Active CN112943554B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110413652.8A CN112943554B (en) 2021-04-16 2021-04-16 Wind power blade bracket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110413652.8A CN112943554B (en) 2021-04-16 2021-04-16 Wind power blade bracket

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CN112943554B true CN112943554B (en) 2024-10-01

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113719423B (en) * 2021-07-23 2023-04-07 国能联合动力技术(连云港)有限公司 Transfer mechanism is deposited to wind generating set blade multilayer
CN116408756A (en) * 2021-12-29 2023-07-11 北京天杉高科风电科技有限责任公司 Tower barrel mold assembling tool and assembling method

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CN214998033U (en) * 2021-04-16 2021-12-03 中船第九设计研究院工程有限公司 Wind power blade root support

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DE202012009278U1 (en) * 2012-09-27 2012-11-12 Siemens Aktiengesellschaft Transport device for a component of a wind turbine and transport system
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Publication number Priority date Publication date Assignee Title
CN208135720U (en) * 2017-12-19 2018-11-23 南通蓝岛海洋工程有限公司 A kind of transport device of offshore wind farm cylinder
CN214998033U (en) * 2021-04-16 2021-12-03 中船第九设计研究院工程有限公司 Wind power blade root support

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