CN205533022U - Polygon wind power tower - Google Patents
Polygon wind power tower Download PDFInfo
- Publication number
- CN205533022U CN205533022U CN201620032359.1U CN201620032359U CN205533022U CN 205533022 U CN205533022 U CN 205533022U CN 201620032359 U CN201620032359 U CN 201620032359U CN 205533022 U CN205533022 U CN 205533022U
- Authority
- CN
- China
- Prior art keywords
- pylon
- tower
- sections
- tower sections
- wind power
- 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.)
- Active
Links
Classifications
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Wind Motors (AREA)
Abstract
The utility model discloses a polygon wind power tower, this polygon wind power tower are polygonized structure including at least two sections pylon sections, the horizontal cross -sectional of pylon section, dock through the welded ring flange between two liang of pylon sections to adopt the ring flange of two pylon sections of bolted connection to fix, and then be linked to be whole with the pylon section, and on the ring flange still the welding have vertical strengthening rib to come the reinforcement, vertical strengthening rib also is in the same place with corresponding pylon section welding. The utility model discloses make the pylon need can not change to the steel sheet instead and weld or the bender manufacturing with veneer reeling machine production to make full use of material more, reduce cost.
Description
Technical field
This utility model relates to the technical field of wind power tower, refers in particular to a kind of polygon wind power tower.
Background technology
The most known, the pylon of tradition Large-scale Wind Turbines, most employing conical structures, tower
The level cross-sectionn of rack enclosure is rounded.Owing to being conical structure, therefore pylon must divide a lot of segments,
And every section must produce with veneer reeling machine, which results in substantial amounts of equipment investment.Meanwhile, the roll bending of veneer reeling machine
Length is conditional, and the roll bending length of most of veneer reeling machines is less than 3 meters, so length to be made tens
The pylon of rice, is necessary for producing coniform shell segment one by one, these segment weldings is got up the most again.
It is huge that this results in welding job amount.
Owing to pylon is made up of many shell segments, and between segment, use welding production, these side seams
Become the place that towers fatigue intensity is the most weak.In order to allow pylon have enough fatigue strength, it is necessary for increasing tower
The thickness of frame, and do so causes a large amount of wastes of steel.Additionally, for cross-sectional outer for the most
The wind power tower of limit shape, the most not yet has manufacture method, also cannot produce with traditional rolling machine.
It addition, Large-scale Wind Turbines is the heaviest, the weight of a machine host can exceed that 300 tons,
And it is the heaviest to support large-scale wind electricity pylon.Tower diameter greatly, the highest, tower weight also tends to surpass
Crossing 150 tons, present most of tower frame for wind generating set is to use single common low carbon steel alloy structure system
Make, such as use Q345 or S355 to manufacture.This rolled steel dosage resulting in pylon is big, product weight, price
Expensive.Simultaneously as pylon is overweight, cause ferrous materials waste serious, for providing too much ferrous materials,
Also need to consume substantial amounts of natural resources and the energy.Additionally, due to pylon is overweight, cause wind power generating set
Freight, lifting cost increase, the basis of wind power generating set be also required to strengthen design (need increase
Water mixes the consumptions such as armored concrete).
Also for pylon, the cross section of its shell overhead differing heights, requirement for bearing capacity is the most different,
The biggest the closer to landing load, and the least the closer to tip loads.Therefore for wind power tower shell, liftoff
The near part wall thickness in face wants thickness, and the wall thickness near top is thinner.Traditional design is: use
A lot of piece housings splice making, then this section of piece housing welding are stitched together, and form overall pylon.Right
In same piece housing, all using ordinary flat to make, therefore the wall thickness on bottom this piece housing and top is all
Identical.For this piece housing, the steel plate bearing capacity near bottom is big, and the bearing capacity near top is little,
Cause top steel waste many.If this piece housing is made the longest, this waste can be the most serious.For avoiding
Excess waste, often every piece housing is all made comparatively short.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of polygon wind power tower,
Pylon be need not with veneer reeling machine produce, steel plate butt welding or bender manufacture can be used instead, and can be more fully sharp
With material, reduce cost.
For achieving the above object, technical scheme provided by the utility model is: a kind of polygon wind power tower,
Including at least two sections of tower sections, the level cross-sectionn of tower sections is polygonized structure, two-by-two between tower sections
Docked by the ring flange of welding, and the ring flange of two tower sections with bolts is fixed, and enters
And tower sections is linked to be entirety, and on ring flange, be also welded with waling carry out reinforcement, described longitudinal direction adds
Strong muscle also welds together with corresponding tower sections.
Described tower sections uses LP steel plate to manufacture, and for same section of tower sections, the side thick by LP steel plate
Design is in bottom, and thin side is designed at top, so that the top of same section of tower sections and bottom can
Make identical safe clearance.
Described LP steel plate uses bender to be converted into polygonal splitted structure, and every section of tower sections is spelled by multiple points of lobes
Welded together, be formed as polygon body.
Described LP steel plate is Q345 structural steel, Q550 structural steel or Q690 structural steel or other available steel,
And the tower sections of difference section uses different structural steel manufactures, to realize the light-weight design of pylon.
Described ring flange uses ring forging or weldment to make.
This utility model compared with prior art, has the advantage that and beneficial effect:
1, owing to using polygonized structure so that pylon can need not veneer reeling machine and produce, and uses bender
Bending, it is achieved that also can produce the feasibility of wind power tower without veneer reeling machine.
2, the welding of polygonized structure, ring flange, flange face is used to be connected with at wind field, can be by pylon
Every section be made the longest, it is not necessary to side seam, it is achieved thereby that pylon entire length can continue lengthen,
Overcome veneer reeling machine roll bending curtailment and the problem of the long transport difficult of product.
3, use multiple splitted structure, then weld together, solve by folding that steel plate width is wide cannot roll
System and the problem of transport.
4, the horizontal plane of pylon has made reinforcement solutions without weld seam or commissure, thus avoids weak phenomenon,
The specifically side seam position at flange face, additionally uses waling reinforcement, increases substantially herein
Intensity, also solves the problem that intensity is strengthened and reinforcement cannot connect herein.
5, pylon uses LP steel plate to manufacture, and for same section of tower sections, by side design thick for LP steel plate
In bottom, and thin side is designed at top, so makes the top of same section of tower sections and bottom to do
Become identical safe clearance, even if the length of each segmentation increases, still do not result in waste of material, therefore adopt
Make pylon with LP steel plate, can effectively reduce tower material waste, and the length of every section can be extended,
And then reduce splicing operation amount, can improve reduction cost.
6, use different steel mixing, select the more preferable steel of cost performance, play steel performance to greatest extent,
To realize the light-weight design of pylon, and can effectively reduce cost.
Accompanying drawing explanation
Fig. 1 be LP steel plate bending before and after comparison diagram.
Fig. 2 be multiple points of lobes weld together constitute polygon body schematic diagram.
Fig. 3 is the schematic diagram after ring flange and polygon pipe welding.
Fig. 4 is the sectional view on polygon pipe welding after waling and ring flange.
Fig. 5 is the sectional view after the docking of multistage tower sections is fixed.
Fig. 6 is the A partial enlarged drawing of Fig. 5.
Fig. 7 is that tower sections is linked to be the polygon wind power tower schematic diagram being monolithically fabricated.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described in further detail.
As shown in Figures 1 to 7, the polygon wind power tower described in the present embodiment, include at least two sections of towers
Frame section, the level cross-sectionn of every section of tower sections is polygonized structure, owing to using polygonized structure so that tower
Frame can need not veneer reeling machine and produce, and can use bender manufacture instead；Two-by-two by the method for welding between tower sections
Blue dish 1 (using ring forging or weldment to make) is docked, and uses bolt 2 to connect the method for two tower sections
Blue dish 1 is fixed, and then tower sections is linked to be entirety, and is also welded with longitudinally reinforced on ring flange 1
Muscle 3 carries out reinforcement, and described waling 3 also welds together with corresponding tower sections.So pylon
Horizontal plane made reinforcement solutions without weld seam or commissure, thus avoid weak phenomenon.And owing to adopting
It is connected with at wind field with polygonized structure, ring flange welding, flange face, every section of pylon can be done
Obtain the longest, it is not necessary to side seam, it is achieved thereby that pylon entire length can continue to lengthen, overcome volume
Trigger cannot roll out the longest segmentation of length and the problem of the long transport difficult of product.
Described tower sections uses LP steel plate (steel plate that i.e. side is thick, side is thin) to manufacture, and for same section
Tower sections, designs side thick for LP steel plate in bottom, and thin side is designed at top, so makes same
Identical safe clearance can be made in the top of one section of tower sections and bottom, even if the length of each segmentation increases,
Still do not result in waste of material, therefore use LP steel plate to make pylon, can effectively reduce tower material waste,
And can extend the length of every section, and then reduce splicing operation amount, can improve reduction cost.Additionally,
Described LP steel plate uses bender to be converted into polygonal splitted structure, and every section of tower sections is by multiple points of lobe weldings
Together, be formed as polygon body, so solve and cannot be rolled and transport by folding steel plate width is wide
Problem.
For Welding Structure, the yield strength of high-strength steel is higher than general structural steel, and high-strength steel and ordinary construction
The fatigue strength of steel weld seam is close.For the enclosure designs of pylon, the yield strength needed due to different cross section
Inconsistent with fatigue strength, the most according to actual needs, the pylon shell of each height section selects proper strength etc.
The steel of level, the pylon shell ultimately formed mixes different steel types from top to bottom, thus reaches maximum
Limit utilizes steel performance, reduces weight, the purpose of minimizing cost.And in the present embodiment, described LP steel
Plate can select Q345 structural steel, Q550 structural steel or Q690 structural steel or other available steel, and different
The tower sections of section can use different structural steel manufactures, to realize the light-weight design of pylon.Specifically tower
Frame bottom enclosure uses high-tensile structural steel, such as Q690；Another kind of high-tensile structural steel is selected at middle part, as
Q550；Tower top shell uses general structural steel, such as Q345.For tower flanges face, select as required
With more suitably steel, such as with Q550 or Q690, substitute current Q345.
The manufacture process of the present embodiment above-mentioned polygon wind power tower is as follows:
1) first making needs the long steel plate (flat board) of size；
2) using bender that every block length steel plate is converted into polygonal point of lobe, effect is as shown in Figure 1；
3) the several points of lobes needed are welded together, form polygon body, as shown in Figure 2；
4) set ring flange is welded together with polygon body, as shown in Figure 3；
5) set waling is welded on polygon body and ring flange, as shown in Figure 4；
6) time to wind field assembling, then with bolt, tower sections is linked to be entirety, as shown in Fig. 5, Fig. 6, Fig. 7.
The examples of implementation of the above are only the preferred embodiment of this utility model, not limit this practicality with this
Novel practical range, therefore the change that all shapes according to this utility model, principle are made, all should contain at this
In the protection domain of utility model.
Claims (3)
1. a polygon wind power tower, it is characterised in that: include at least two sections of tower sections, tower sections
Level cross-sectionn is polygonized structure, is docked by the ring flange of welding two-by-two, and adopt between tower sections
The ring flange being connected with two tower sections is fixed, and then tower sections is linked to be entirety, and at ring flange
On be also welded with waling and carry out reinforcement, described waling also welds together with corresponding tower sections.
A kind of polygon wind power tower the most according to claim 1, it is characterised in that: described tower sections
Use LP steel plate to manufacture, and for same section of tower sections, side thick for LP steel plate is designed in bottom, and
Thin side is designed at top, so that identical safety can be made in the top of same section of tower sections and bottom
Surplus.
A kind of polygon wind power tower the most according to claim 2, it is characterised in that: described LP steel
Plate uses bender to be converted into polygonal splitted structure, and every section of tower sections is welded together by multiple points of lobes, shape
Become polygon body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620032359.1U CN205533022U (en) | 2016-01-12 | 2016-01-12 | Polygon wind power tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620032359.1U CN205533022U (en) | 2016-01-12 | 2016-01-12 | Polygon wind power tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205533022U true CN205533022U (en) | 2016-08-31 |
Family
ID=56764895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620032359.1U Active CN205533022U (en) | 2016-01-12 | 2016-01-12 | Polygon wind power tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205533022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484945A (en) * | 2016-01-12 | 2016-04-13 | 广东明阳风电产业集团有限公司 | Polygonal wind power tower and manufacturing method thereof |
-
2016
- 2016-01-12 CN CN201620032359.1U patent/CN205533022U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484945A (en) * | 2016-01-12 | 2016-04-13 | 广东明阳风电产业集团有限公司 | Polygonal wind power tower and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204456570U (en) | A kind of Dome roof tank net shell of steel mixed type | |
| CN203430129U (en) | Steel shell concrete tower barrel | |
| CN105484945B (en) | A kind of polygon wind power tower and its manufacturing method | |
| CN204152736U (en) | A kind of wind-power generating unit tower and screw type tube structure thereof | |
| CN207864102U (en) | The part of wind-driven generator thickeies tower device | |
| CN201786579U (en) | Tower of wind power generating unit | |
| CN107725281B (en) | It puts more energy into a kind of fragment assembled T-steel wind energy conversion system steel cylinder tower section | |
| CN205533022U (en) | Polygon wind power tower | |
| CN107975459A (en) | The attachment device and its concrete tower of wind-driven generator tower frame and cabin | |
| CN103669924B (en) | A kind of substation framework square-section angle iron frame beam thread gripping-board novel joint structure | |
| CN108756409A (en) | A kind of anti-seismic structure improving reinforced concrete frame endurance and stiffness and energy consumption | |
| CN208083108U (en) | Alignment tool and round member alignment tool | |
| CN201574612U (en) | Pole for transmission tower | |
| CN208364307U (en) | A kind of novel wind generator group tower doorframe | |
| CN102797647A (en) | Double-deck supporting and connecting structure for tower cylinder and jacket foundation of wind driven generator | |
| CN201574613U (en) | Pole for transmission tower | |
| CN207110624U (en) | A kind of power transmission line steel pipe rod | |
| CN104153630A (en) | Transition connection method of hybrid wind power towers | |
| CN206396896U (en) | A kind of unit assembled cover plate connecting bolt ball node of six bar tetrahedral modules | |
| CN201738628U (en) | Angle steel and steel bar combined iron tower | |
| CN205243731U (en) | Wind power tower cylinder flange | |
| CN209293225U (en) | A kind of Self-resetting repairs U-shaped mild steel energy-dissipating support fastly | |
| CN109750687A (en) | The steel construction tower crane foundation platform of adjustable dimension | |
| CN207017439U (en) | A kind of top frame being used in module house cellular construction | |
| CN207296000U (en) | A kind of door headpin structure for curtain wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170704 Address after: 300450, No. two, No. 526, building six, hi tech Road, Binhai hi tech Zone, Binhai 13888, Jin Han Road, Tianjin Patentee after: Tianjin Mingyang wind power equipment Co., Ltd. Address before: 528437 Guangdong torch hi tech Industrial Development Zone, Torch Road, No. 22, Ming Yang Industrial Park, Zhongshan Patentee before: Guangdong Mingyang Wind Power Group Co., Ltd. |