CN205669338U - A kind of split blade type bending head tower structure - Google Patents

A kind of split blade type bending head tower structure Download PDF

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Publication number
CN205669338U
CN205669338U CN201620415480.2U CN201620415480U CN205669338U CN 205669338 U CN205669338 U CN 205669338U CN 201620415480 U CN201620415480 U CN 201620415480U CN 205669338 U CN205669338 U CN 205669338U
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China
Prior art keywords
plate
burst
burst plate
blade type
split blade
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CN201620415480.2U
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Chinese (zh)
Inventor
张明熠
杨州
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INNER MONGOLIA OF GIMHAE NEW ENERGY TECHNOLOGY Co Ltd
JIANGSU JINHAI NEW ENERGY TECHNOLOGY Co Ltd
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INNER MONGOLIA OF GIMHAE NEW ENERGY TECHNOLOGY Co Ltd
JIANGSU JINHAI NEW ENERGY TECHNOLOGY Co Ltd
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Priority to CN201620415480.2U priority Critical patent/CN205669338U/en
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    • 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
    • Y02E10/728Onshore wind turbines

Abstract

The utility model discloses a kind of split blade type bending head tower structure, the cylinder section that it is spliced by L-type connecting plate (5) and high-strength bolt (7) by burst plate (12) is constituted;It is welded with T-flange (8) on the bottom of the burst plate (12) of split blade type bending head tower structure foot, anchor hole (9) is offered in T-flange (8), wind driven generator base is attached with split blade type bending head tower structure by prestressed bolt (10) through the anchor hole (9) in T-flange (8), and burst plate (12) is provided with flat board bending part (11).This utility model can be as the high tower supporting construction of large-scale wind driven generator, slice structure uses high-strength thin-walled steel plate to carry out clod wash, processing is convenient, precision is high, all using high-strength bolt to splice between slice structure, cylinder section, fatigue resistance is good, and slice structure transport and Assembling are convenient, save man power and material, meet industrialization of the country developing direction.

Description

A kind of split blade type bending head tower structure
Technical field
This utility model relates to a kind of supporting construction for wind-driven generator, is specifically related to a kind of split blade type bending head tower Structure.
Background technology
At present for wind-driven generator supporting construction, more than ground conventional supporting form is round steel tower, relatively In lattice tower plastic simplicity, stress is simple, simple installation, transporting and hoisting ripe relative to concrete tower manufacturing condition Low cost, quick for installation.The increase required however as Large-scale Wind Turbines design load, the diameter of circular steel tower Limited by traffic condition and not can exceed that more than 4.3m, the materials'use efficiency of this extreme influence steel tower, restrict large-scale The development of wind power generating set.
Utility model content
Utility model purpose: the purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of structure design Rationally, transport, easy for installation, the split blade type bending head tower structure of convenient high accuracy clod wash processing, this structure can be as large-scale wind The supporting construction of power generator group.
Technical scheme: in order to realize object above, the technical scheme that this utility model is taked is as follows:
A kind of split blade type bending head tower structure, the cylinder that it is spliced by L-type connecting plate and high-strength bolt by burst plate Section is constituted;It is welded with T-flange, in T-flange on the bottom of the burst plate of described split blade type bending head tower structure foot Offering anchor hole, prestressed bolt passes the anchor hole in T-flange by wind driven generator base and split blade type bending head tower Structure is attached, and described burst plate is provided with flat board bending part;
Described burst plate includes burst plate bottom flat board, burst plate bottom bending plate, burst plate top flat board and burst Plate top bending plate.
Preferably, above-described split blade type bending head tower structure, often saves cylinder in split blade type bending head tower structure The burst plate quantity of section is more than or equal to 2, and the flat board bending part quantity on each burst plate is more than or equal to 1.
Preferably, above-described split blade type bending head tower structure, the burst plate in top cylinder section and doffing section is adopted Connecting by inside and outside inserting mode, in top cylinder section and doffing section junction, the burst plate bottom flat board of top cylinder section is positioned at doffing section and divides Outside the flat board of sheet top, burst plate bottom bending plate corresponding to top cylinder section is positioned at directly over the bending plate of doffing section burst plate top And hold out against at thickness plane;
Use between the side of L-type connecting plate and the burst plate bottom flat board of top cylinder section and doffing section burst plate top flat board High-strength bolt forms double shear and connects, the opposite side of L-type connecting plate and the burst plate bottom bending plate of top cylinder section, doffing section burst plate Top bending plate and adjacent burst plate are symmetrically formed three and cut connection.
Preferably, above-described split blade type bending head tower structure, described T-flange offers and is more than In 1 anchor hole.
Compared to the prior art this utility model has the advantages that
The most above-described split blade type bending head tower structure, the convenient transport of each slice structure and Assembling, it is possible to resolve existing The problem limited with the presence of the transport of steel tube structure size, makes the development of Large-scale Wind Turbines by highway transportation condition not about Bundle, improves tower structural material utilization ratio, saves major diameter steel cylinder cost of transportation.
2. each burst plate all uses high-strength steel sheet as raw material, and wall thickness can be thinning, conveniently carries out clod wash processing, essence Spend controlled.
3. all using high-strength bolt to connect between each burst plate, no-welding-seam, anti-fatigue performance is good.
Accompanying drawing explanation
The structural representation of the split blade type bending head tower structure that Fig. 1 provides for this utility model.
Fig. 2 is the profile in Fig. 1 along A-A direction.
Fig. 3 is the enlarged drawing in Fig. 2 at A.
Fig. 4 is the Fig. 1 profile along B-B direction.
Fig. 5 is the enlarged drawing in Fig. 4 at B
Fig. 6 is the Fig. 1 profile along C-C direction.
Fig. 7 is the enlarged drawing in Fig. 6 at C
Fig. 8 is the Fig. 1 profile along D-D direction.
The burst plate docking schematic diagram of the split blade type bending head tower structure that Fig. 9 provides for this utility model.
The L-type connecting plate of the split blade type bending head tower structure that Figure 10 provides for this utility model and burst plate connect signal Figure.
The bottom burst plate schematic diagram of the split blade type bending head tower structure that Figure 11 provides for this utility model
Detailed description of the invention
Below in conjunction with the accompanying drawings and specific embodiment, it is further elucidated with this utility model, it should be understood that these embodiments are only used for This utility model is described rather than limits scope of the present utility model, after having read this utility model, art technology Personnel all fall within the application claims limited range to the amendment of the various equivalent form of values of the present utility model.
As shown in Figure 1 to 11, a kind of split blade type bending head tower structure, it is passed through L-type connecting plate 5 and height by burst plate 12 The cylinder section that strength bolt 7 is spliced is constituted;Offering bolt hole 6 on burst plate 12, high-strength bolt 7 is through bolt hole 6;Described It is welded with T-flange 8 on the bottom of the burst plate 12 of split blade type bending head tower structure foot, T-flange 8 offers multiple Anchor hole 9, wind driven generator base is tied with split blade type bending head tower by prestressed bolt 10 through the anchor hole 9 in T-flange 8 Structure is attached, and described burst plate 12 is provided with flat board bending part 11;
Described burst plate 12 includes burst plate bottom flat board 1, burst plate bottom bending plate 2, burst plate top
Flat board 3 and burst plate top bending plate 4.
Above-described split blade type bending head tower structure, often saves burst plate 12 number of cylinder section in split blade type bending head tower structure Amount is more than or equal to 2, and flat board bending part 11 quantity on each burst plate 12 is more than or equal to 1.
Above-described split blade type bending head tower structure, the burst plate 12 in top cylinder section and doffing section uses inside and outside grafting side Formula connects, and in top cylinder section and doffing section junction, the burst plate bottom flat board 1 of top cylinder section is positioned at doffing section burst plate top flat board Outside 3, burst plate bottom bending plate 2 corresponding to top cylinder section is positioned at directly over doffing section burst plate top bending plate 4 and at thickness Plane holds out against;
Between the side of L-type connecting plate 5 and the burst plate bottom flat board 1 of top cylinder section and doffing section burst plate top flat board 3 Use high-strength bolt 7 to form double shear to connect, the opposite side of L-type connecting plate 5 and the burst plate bottom bending plate 2 of top cylinder section, doffing Section burst plate top bending plate 4 and adjacent burst plate 12 are symmetrically formed three and cut connection.
This utility model provide split blade type bending head tower structure be embodied as step, comprise the following steps:
1) in factory, burst plate 12 is processed, burst plate is cut out cutting, and on the flat board of predeterminated position Form bolt hole 6, then carry out clod wash processing, form burst plate bottom flat board 1, burst plate bottom bending plate 2, burst plate top Flat board 3, burst plate top bending plate 4, L-type bending plate 5 and flat board bending part 11;After burst plate 12 bending bottom head tower Welding T-flange 8, flange 8 arranges anchor hole 9;All burst plates 12 are carried out corrosion-inhibiting coating process.
2) burst plate 12 is transported to scene, the burst plate 12 with T-flange 8 is entered with wind-driven generator brace foundation Row connects, and is connected on T-flange 8 and wind-driven generator brace foundation by prestressed bolt 10 by anchor hole 9, and connects High-strength bolt 7 at burst plate bottom fold plate 2, is sequentially connected with adjacent burst plate 12 and assembles complete by bottom cylinder section.
3) use L-type connecting plate 5 by next joint burst plate bottom flat board 1 of tower segments and burst plate bottom bending plate 2 with Burst plate top flat board 3 and the burst plate top bending plate 4 of coxopodite tower segments splice, and all high-strength bolts 7 are all by pre- If bolt hole 6 be attached, be sequentially connected with adjacent burst plate 12 and this section cylinder section installed.
4) according to the 3rd) step by residue cylinder section burst plate 12 successively install.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improve and Retouching also should be regarded as protection domain of the present utility model.

Claims (4)

1. a split blade type bending head tower structure, it is characterised in that it by burst plate (12) by L-type connecting plate (5) and high-strength The cylinder section that bolt (7) is spliced is constituted;On the bottom of the burst plate (12) of described split blade type bending head tower structure foot Being welded with T-flange (8), T-flange (8) offers anchor hole (9), prestressed bolt (10) passes in T-flange (8) Wind driven generator base is attached by anchor hole (9) with split blade type bending head tower structure, and described burst plate (12) is provided with Flat board bending part (11);
Described burst plate (12) includes burst plate bottom flat board (1), burst plate bottom bending plate (2), burst plate top flat board And burst plate top bending plate (4) (3).
Split blade type bending head tower structure the most according to claim 1, it is characterised in that every in split blade type bending head tower structure Burst plate (12) quantity of joint cylinder section is more than or equal to 2, and flat board bending part (11) quantity on each burst plate (12) is more than or equal to 1。
Split blade type bending head tower structure the most according to claim 1, it is characterised in that the burst in top cylinder section and doffing section Plate (12) uses inside and outside inserting mode to connect, in top cylinder section and doffing section junction, and flat board (1) position, burst plate bottom of top cylinder section In doffing section burst plate top flat board (3) outside, burst plate bottom bending plate (2) corresponding to top cylinder section is positioned at doffing section burst plate Directly over top bending plate (4) and hold out against at thickness plane;
Burst plate bottom flat board (1) of the side of L-type connecting plate (5) and top cylinder section and doffing section burst plate top flat board (3) it Between use high-strength bolt (7) to form double shear to connect, the burst plate bottom bending plate of the opposite side of L-type connecting plate (5) and top cylinder section (2), doffing section burst plate top bending plate (4) and adjacent burst plate (12) are symmetrically formed three and cut connection.
Split blade type bending head tower structure the most according to claim 1, it is characterised in that offer in described T-flange (8) The number of anchor hole (9) is more than or equal to 1.
CN201620415480.2U 2016-05-10 2016-05-10 A kind of split blade type bending head tower structure Active CN205669338U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620415480.2U CN205669338U (en) 2016-05-10 2016-05-10 A kind of split blade type bending head tower structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620415480.2U CN205669338U (en) 2016-05-10 2016-05-10 A kind of split blade type bending head tower structure

Publications (1)

Publication Number Publication Date
CN205669338U true CN205669338U (en) 2016-11-02

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Country Status (1)

Country Link
CN (1) CN205669338U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3392502A1 (en) * 2017-04-20 2018-10-24 Nordex Energy GmbH Tower of a wind power plant, and method for building a tower of a wind power plant
WO2019002921A1 (en) * 2017-06-30 2019-01-03 Arcelormittal Wind turbine mast section, wind turbine mast and assembly method
WO2020089674A1 (en) * 2018-10-30 2020-05-07 Arcelormittal Wind turbine mast section, wind turbine mast and assembly method
WO2020089673A1 (en) * 2018-10-30 2020-05-07 Arcelormittal Wind turbine mast section, wind turbine mast and assembly method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3392502A1 (en) * 2017-04-20 2018-10-24 Nordex Energy GmbH Tower of a wind power plant, and method for building a tower of a wind power plant
WO2019002921A1 (en) * 2017-06-30 2019-01-03 Arcelormittal Wind turbine mast section, wind turbine mast and assembly method
CN110809671A (en) * 2017-06-30 2020-02-18 安赛乐米塔尔公司 Wind turbine tower section, wind turbine tower and method of assembly
US11499528B2 (en) * 2017-06-30 2022-11-15 Arcelormittal Wind turbine mast section, wind turbine mast and assembly method
WO2020089674A1 (en) * 2018-10-30 2020-05-07 Arcelormittal Wind turbine mast section, wind turbine mast and assembly method
WO2020089673A1 (en) * 2018-10-30 2020-05-07 Arcelormittal Wind turbine mast section, wind turbine mast and assembly method

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