CN106704107A - Omni-directional prestress antifatigue combined steel structure wind tower and construction method thereof - Google Patents
Omni-directional prestress antifatigue combined steel structure wind tower and construction method thereof Download PDFInfo
- Publication number
- CN106704107A CN106704107A CN201611125530.4A CN201611125530A CN106704107A CN 106704107 A CN106704107 A CN 106704107A CN 201611125530 A CN201611125530 A CN 201611125530A CN 106704107 A CN106704107 A CN 106704107A
- Authority
- CN
- China
- Prior art keywords
- tower
- king
- post
- antifatigue
- changeover portion
- 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
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
Landscapes
- Wind Motors (AREA)
Abstract
The invention discloses an omni-directional prestress antifatigue combined steel structure wind tower. The omni-directional prestress antifatigue combined steel structure wind tower is composed of a lattice type tower frame, a concrete transition segment and a steel structure tower cylinder. The omni-directional prestress antifatigue combined steel structure wind tower has the beneficial effects that all rod parts of the omni-directional prestress antifatigue combined steel structure wind tower bear pressure under the work loads, the fatigue problem (possible tension under the ultimate load) is solved, and the advantages of being convenient to construct, reasonable and feasible in structural stress and capable of saving materials are achieved.
Description
Technical field
The present invention relates to wind power generation stepped field of structural design, more particularly to a kind of antifatigue combination steel of omnidirectional's prestressing force
Structure wind tower and its construction method.
Background technology
With increasing for wind-power electricity generation project, the preferable wind field of some wind-resources has been developed and has finished, in order to more preferable
It is wind power generation stepped to develop in terms of high tower using the wind-resources of higher position.Theoretical research is proved, when wind-power electricity generation tower height degree
During more than more than 100 meters, the superiority of framework type pylon is highlighted, and can significantly save structural cost.However, due to wind-force hair
There is fatigue problem in electric tower structure, for welding structure, tired allowable stress is relatively low, if meeting tired allowable stress width, knot
Structure material consumption is inevitably enlarged.Therefore, it is the utilization rate of raising material, a kind of antifatigue combination steel of omnidirectional's prestressing force can be designed
Structure wind tower solves the above problems, and the antifatigue combination steel construction wind tower of omnidirectional's prestressing force applies prestretching to king-post and brace
Power so that king-post and its crosswise bar are pressurized under Fatigue Load, such structure design can be without calculating fatigue, and section
About cost.
The content of the invention
The purpose of the present invention is that and provide a kind of antifatigue combination steel knot of omnidirectional's prestressing force in order to solve the above problems
Structure wind tower and its construction method.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of antifatigue combination steel construction wind tower of omnidirectional's prestressing force, the antifatigue combination steel construction wind tower of omnidirectional's prestressing force is by lattice
Formula pylon, concrete changeover portion and steel construction tower composition.
Wherein, the lattice tower includes basis, king-post, peg, steel strand wires, brace, cross bar and diaphragm, and the steel is twisted
Line is through to the king-post inside top from the king-post inside bottom, and the king-post end is welded with the peg, the king-post
Bottom is additionally provided with drag-line, and the king-post bottom is anchored in the king-post bottom jointly with the drag-line and the steel strand wires lower end
It is described basis in, the steel strand wires in king-post described in the concrete changeover portion tensioning at the top of the king-post, the horizontal stroke
Diaphragm arranges two steel strand wires using cross type, by realizing the brace and the horizontal stroke to the steel strand tension
Bar be pressurized so that under controlling work load the brace and the cross bar tension width.
Wherein, the concrete changeover portion is located at lattice tower top, and it is mainly used in connecting the described of bottom
Lattice tower and the steel construction tower at top, are provided with changeover portion steel strand wires in the concrete changeover portion, described mixed
Solidifying soil changeover portion carries out tensioning using the changeover portion steel strand wires of horizontal bidirectional so that the concrete changeover portion is laterally in
Pressured state, manhole is also provided with the middle of the concrete changeover portion.
Wherein, the steel construction tower bottom suspension column is anchored in the concrete changeover portion by prestressed bolt, institute
State concrete changeover portion and be vertically also at pressured state.
A kind of construction method of the antifatigue combination steel construction wind tower of omnidirectional's prestressing force, its step is as follows：
（1）Construction basis, in the pre-buried anchor-hold section in suspension column bottom on the basis, anchors to described drag-line one end；
（2）First segment king-post is installed, the steel strand wires are passed through into the first segment king-post connecting pole pin flange bolt, then install
Bar crosswise, the diaphragm of the first segment king-post, finally carry out tensioning to the diaphragm；
（3）Second section tower is installed, the steel strand wires is connected the flange bolt of the second section king-post through second section king-post,
Then bar crosswise, the diaphragm of the second section king-post be installed, tensioning finally is carried out to the diaphragm again；By that analogy, Zhi Daosuo
Some lattice sections are installed；
（4）The steel strand wires, pre-buried prestressed bolt, assembling reinforcement, formwork, casting concrete are worn in tower top；
（5）After concrete curing is finished, the steel strand wires on tensioning suspension column install first segment tower, then tensioning suspension column
Crab-bolt；
（6）Second section tower is installed, the second section tower is connected with the first segment tower, by that analogy, complete tower
Install.
Above-mentioned omnidirectional's prestressing force it is antifatigue combination steel construction wind tower beneficial effect be：Omnidirectional's prestressing force is antifatigue
The all rod members for combining steel construction wind tower are all pressurized under work load, eliminate fatigue problem（May be received under ultimate load
Draw）, but also there is easy construction, structure stress reasonable, material is saved.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the antifatigue combination steel construction wind tower of omnidirectional's prestressing force of the present invention；
Fig. 2 is a kind of structural representation of the concrete changeover portion of the antifatigue combination steel construction wind tower of omnidirectional's prestressing force of the present invention
Figure；
Fig. 3 is a kind of structural representation of the manhole of the antifatigue combination steel construction wind tower of omnidirectional's prestressing force of the present invention.
Description of reference numerals is as follows：
1st, king-post；2nd, steel strand wires；3rd, brace；4th, cross bar；5th, diaphragm；6th, concrete changeover portion；7th, steel construction tower；8th, prestressing force
Crab-bolt；9th, basis；10th, peg；11st, changeover portion steel strand wires；12nd, manhole.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings：
As shown in Figure 1-Figure 3, a kind of antifatigue combination steel construction wind tower of omnidirectional's prestressing force, the antifatigue combination steel of omnidirectional's prestressing force
Structure wind tower is made up of lattice tower, concrete changeover portion 6 and steel construction tower 7.
In the present embodiment, the lattice tower includes basis 9, king-post 1, peg 10, steel strand wires 2, brace 3, cross bar 4
With diaphragm 5, the steel strand wires 2 are through to the inside top of the king-post 1 from the inside bottom of the king-post 1, the weldering of the end of the king-post 1
There is the peg 10, the peg 10 is used to strengthen the bonding between the king-post 1 and the concrete changeover portion 6, the tower
The bottom of post 1 is additionally provided with drag-line, and the bottom of the king-post 1 is anchored in the tower jointly with the drag-line and the lower end of the steel strand wires 2
In described basic the 9 of the bottom of post 1, the steel in king-post 1 described in the concrete changeover portion 6 tensioning at the top of the king-post 1
Twisted wire 2, the diaphragm 5 arranges two steel strand wires 2 using cross type, by being realized to the tensioning of the steel strand wires 2
The brace 3 and the cross bar 4 are pressurized, thus under controlling work load the brace 3 and the cross bar 4 tension width.
In the present embodiment, the concrete changeover portion 6 is located at lattice tower top, and it is mainly used in connecting bottom
Changeover portion steel strand is provided with the lattice tower in portion and the steel construction tower 7 at top, the concrete changeover portion 6
Line 11, the concrete changeover portion 6 carries out tensioning using the changeover portion steel strand wires 11 of horizontal bidirectional so that the concrete
Changeover portion 6 is laterally in pressured state, and manhole 12 is also provided with the middle of the concrete changeover portion 6, facilitates operating personnel upper and lower.
In the present embodiment, the bottom suspension column of the steel construction tower 7 is anchored in the concrete mistake by prestressed bolt 8
Cross in section 6, the concrete changeover portion 6 is vertically being also at pressured state.
A kind of construction method of the antifatigue combination steel construction wind tower of omnidirectional's prestressing force, its step is as follows：
（1）Construction basis 9, in the described basic 9 pre-buried anchor-hold section in suspension column bottom, anchors to described drag-line one end；
（2）First segment king-post is installed, the steel strand wires 2 are passed through into the first segment king-post connecting pole pin flange bolt, Ran Houan
Bar crosswise, the diaphragm of the first segment king-post are filled, tensioning finally is carried out to the diaphragm；
（3）Second section tower is installed, the steel strand wires 2 are connected the flange spiral shell of the second section king-post through second section king-post
Bolt, then installs bar crosswise, the diaphragm of the second section king-post, finally carries out tensioning to the diaphragm again；By that analogy, until
All of lattice section is installed；
（4）The steel strand wires 2, pre-buried prestressed bolt 8, assembling reinforcement, formwork, casting concrete are worn in tower top；
（5）After concrete curing is finished, the steel strand wires 2 on tensioning suspension column install first segment tower, then tensioning suspension column
Crab-bolt；
（6）Second section tower is installed, the second section tower is connected with the first segment tower, by that analogy, complete tower
Install.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, simply original of the invention is illustrated described in above-described embodiment and specification
Reason, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes and improvements
All fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appending claims and its Xiao Wu circle
It is fixed.
Claims (5)
1. a kind of omnidirectional's prestressing force is antifatigue combines steel construction wind tower, it is characterised in that：The antifatigue combination steel of omnidirectional's prestressing force
Structure wind tower is made up of lattice tower, concrete changeover portion and steel construction tower.
2. a kind of omnidirectional's prestressing force according to claim 1 is antifatigue combines steel construction wind tower, it is characterised in that：The lattice
Structure formula pylon includes basis, king-post, peg, steel strand wires, brace, cross bar and diaphragm, steel strand wires bottom on the inside of the king-post
Portion is through to the king-post inside top, and the king-post end is welded with the peg, and the king-post bottom is additionally provided with drag-line, institute
State king-post bottom to be anchored in jointly in the basis of the king-post bottom with the drag-line and the steel strand wires lower end, the tower
The steel strand wires in king-post described in the concrete changeover portion tensioning of column top, the diaphragm is arranged using cross type
Two steel strand wires, by realizing that the brace and the cross bar are pressurized to the steel strand tension, so as to control work
The tension width of the brace and the cross bar under load.
3. a kind of omnidirectional's prestressing force according to claim 1 is antifatigue combines steel construction wind tower, it is characterised in that：It is described mixed
Solidifying soil changeover portion is located at lattice tower top, the institute at its lattice tower for being mainly used in connection bottom and top
Steel construction tower is stated, changeover portion steel strand wires are provided with the concrete changeover portion, the concrete changeover portion is double using level
To the changeover portion steel strand wires carry out tensioning so that the concrete changeover portion is laterally in pressured state, the concrete
Manhole is also provided with the middle of changeover portion.
4. a kind of omnidirectional's prestressing force according to claim 1 is antifatigue combines steel construction wind tower, it is characterised in that：The steel
Structure tower bottom suspension column is anchored in the concrete changeover portion by prestressed bolt, and the concrete changeover portion is vertical
It is also at pressured state.
5. the construction method of the antifatigue combination steel construction wind tower of a kind of omnidirectional's prestressing force, its step is as follows：
（1）Construction basis, in the pre-buried anchor-hold section in suspension column bottom on the basis, anchors to described drag-line one end；
（2）First segment king-post is installed, the steel strand wires are passed through into the first segment king-post connecting pole pin flange bolt, then install
Bar crosswise, the diaphragm of the first segment king-post, finally carry out tensioning to the diaphragm；
（3）Second section tower is installed, the steel strand wires is connected the flange bolt of the second section king-post through second section king-post,
Then bar crosswise, the diaphragm of the second section king-post be installed, tensioning finally is carried out to the diaphragm again；By that analogy, Zhi Daosuo
Some lattice sections are installed；
（4）The steel strand wires, pre-buried prestressed bolt, assembling reinforcement, formwork, casting concrete are worn in tower top；
（5）After concrete curing is finished, the steel strand wires on tensioning suspension column install first segment tower, then tensioning suspension column
Crab-bolt；
（6）Second section tower is installed, the second section tower is connected with the first segment tower, by that analogy, complete tower
Install.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611125530.4A CN106704107A (en) | 2016-12-09 | 2016-12-09 | Omni-directional prestress antifatigue combined steel structure wind tower and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611125530.4A CN106704107A (en) | 2016-12-09 | 2016-12-09 | Omni-directional prestress antifatigue combined steel structure wind tower and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106704107A true CN106704107A (en) | 2017-05-24 |
Family
ID=58935977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611125530.4A Pending CN106704107A (en) | 2016-12-09 | 2016-12-09 | Omni-directional prestress antifatigue combined steel structure wind tower and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106704107A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143467A (en) * | 2017-06-09 | 2017-09-08 | 南京航空航天大学 | A kind of steel reinforced concrete tower system and method for improving wind energy conversion system aeroperformance |
| CN112177857A (en) * | 2020-09-03 | 2021-01-05 | 重庆大学 | Prestressed hollow sandwich concrete-filled steel tube lattice type hybrid tower and production and installation method thereof |
| CN113982845A (en) * | 2021-10-18 | 2022-01-28 | 袁晓世 | Fan tower cylinder structure with upper and lower ring beam structure transition sections |
-
2016
- 2016-12-09 CN CN201611125530.4A patent/CN106704107A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143467A (en) * | 2017-06-09 | 2017-09-08 | 南京航空航天大学 | A kind of steel reinforced concrete tower system and method for improving wind energy conversion system aeroperformance |
| CN107143467B (en) * | 2017-06-09 | 2018-08-31 | 南京航空航天大学 | A kind of mixed tower system of steel-and method of raising wind energy conversion system aeroperformance |
| CN112177857A (en) * | 2020-09-03 | 2021-01-05 | 重庆大学 | Prestressed hollow sandwich concrete-filled steel tube lattice type hybrid tower and production and installation method thereof |
| CN113982845A (en) * | 2021-10-18 | 2022-01-28 | 袁晓世 | Fan tower cylinder structure with upper and lower ring beam structure transition sections |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206917805U (en) | The antifatigue combination steel construction wind tower of omnidirectional's prestressing force | |
| CN103088750B (en) | Especial-big span suspension bridge of uniparted hyperboloid space rope net main cable and construction method thereof | |
| CN105565176B (en) | A kind of asymmetric cable crane of single column | |
| CN203270457U (en) | Suspension bar anchoring structure capable of initiatively reinforcing concrete tied-arch bridge | |
| CN203129026U (en) | Reinforced concrete arch bridge reinforced structure | |
| CN101446065B (en) | Combined cable support tower | |
| CN203755778U (en) | Assembly external pre-stress reactive powder concrete wind power tower | |
| CN203729193U (en) | Low tower stay cable reinforced T-type rigid framework system with suspension beams | |
| CN205969481U (en) | Open broken line prestressing force precast beam stretch -draw pedestal earlier | |
| CN201713959U (en) | Novel stretchable pressing reinforced concrete support | |
| CN201762717U (en) | Structure for connecting prestressed pipe pile and cushion cap | |
| CN103867019A (en) | Assembly type external prestressing active powder concrete wind power tower | |
| CN106704107A (en) | Omni-directional prestress antifatigue combined steel structure wind tower and construction method thereof | |
| CN106638946A (en) | Connecting structure of reinforced concrete swinging column and reinforced concrete foundation | |
| CN105179183A (en) | Prestressed concrete wind power tower system and construction method thereof | |
| CN206190458U (en) | Prestressing force antifatigue combination steel construction wind tower of qxcomm technology | |
| CN202644385U (en) | Aluminum alloy pipe restriction reinforced concrete bridge pier post | |
| CN201433490Y (en) | Rectangular planar super large-span pre-stressed spacial pipe truss roof | |
| CN202731104U (en) | Novel reinforcing mesh sheet support structure | |
| CN200985510Y (en) | Anchored exterior-protected construction | |
| CN206376178U (en) | A kind of steel reinforced concrete beam rigid framed structure arch bridge | |
| CN202194130U (en) | Composite prestressed uplift pile with enlarged head | |
| CN205046925U (en) | Antifatigue prestressing force steel string structure | |
| CN207619860U (en) | A kind of beam bridge ruggedized construction | |
| CN206707932U (en) | The antifatigue combining structure wind tower of prestressing force |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170524 |
|
| WD01 | Invention patent application deemed withdrawn after publication |