CN102135077B - Stretched type multi-segment concrete wind power tower frame - Google Patents
Stretched type multi-segment concrete wind power tower frame Download PDFInfo
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- CN102135077B CN102135077B CN2011101028250A CN201110102825A CN102135077B CN 102135077 B CN102135077 B CN 102135077B CN 2011101028250 A CN2011101028250 A CN 2011101028250A CN 201110102825 A CN201110102825 A CN 201110102825A CN 102135077 B CN102135077 B CN 102135077B
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- 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
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Abstract
The invention provides a stretched type multi-segment concrete wind power tower frame which comprises a base, a tower body and a steel transition segment, wherein the base and the tower body are made from prestressed reinforced concrete; the base is internally provided with a step hole, the periphery at a transition segment of the step hole is evenly provided with a plurality of stretched steel cable holes, and the upper end of the base is provided with a plurality of planted bar holes; the tower body is divided into a plurality of tower segments, the upper ends of the tower segments are previously provided with the planted bar holes except the upmost tower segment, and the lower ends of the tower segments are previously embedded with a plurality of anchored steel bars; the steel transition segment is a T-shaped structure and comprises a leg part and an arm part, the leg is provided with a stretched wire cable hole, one end of the arm part is connected with a steel flange, and the other end of the arm part is previously embedded at the upmost end of the tower body; and the anchored steel bar of the downmost tower segment is inserted into the planted bar hole of the base to be fixed, and the anchored steel bars of the tower segments on the adjoining tower segments are inserted into the planted bar holes of the lower tower segments to be fixed. The tower frame is convenient to transport, is cost-saving, can effectively strengthen the forcing stability due to the internally-arranged prestressed stretched steel cables, and is good for prolonging the service life.
Description
Technical field
The invention belongs to wind power plant, particularly a kind of stretched type multi-segment concrete wind power tower frame.
Background technique
Recent year wind-powered electricity generation construction scale is larger, development is very fast, the wind power tower industry is gradually to maximization, heavy-duty and development in pluralism, wind power tower is the important component part of wind power plant, existing main flow wind power tower adopts steel cone barrel type integral structure, in wind power equipment, wind power tower accounts for 30% of whole cost, and manufacture cost is relatively high; Along with wind power generating set power constantly increases, also more and more higher to height, the requirement of strength of wind turbine tower, but be subjected to the restriction of traffic condition, the size of unlimited increase pylon obviously is irrational.
Summary of the invention
For the deficiency that existing wind power tower exists, the invention provides and a kind ofly be convenient to transport and lifting, stretched type multi-segment concrete wind power tower frame with low cost.
For achieving the above object, the technical solution used in the present invention is: this pylon comprises pedestal, tower body and steel changeover portion, and pedestal and tower body are prestressed reinforced concrete and make; Described base interior is provided with shoulder hole, and shoulder hole changeover portion even circumferential is furnished with prestressed stretch-draw cable wire hole, and the pedestal upper end is provided with bar planting hole and pouring basin; Described tower body is the cone barrel type structure, and tower body is divided into n tower section in short transverse, n 〉=2, and other tower section upper end except the tower section of the top all is preset with the bar planting hole, and all tower section lower ends are embedded with anchor bar; Described steel changeover portion is T-shaped structure, comprises shank and arm, and shank is provided with prestressed stretch-draw cable wire hole, and arm one end connects steel flanges, and the other end is embedded in the tower section of tower body the top; Fixing in the bar planting hole of the anchor bar insertion pedestal of bottom tower section, fixing in the bar planting hole of tower section below the anchor bar of tower section inserts above the two adjacent towers sections.
Described steel changeover portion is embedded into tower body part topmost and is provided with stiffener.
Described tower body internal circumference evenly is provided with the prestressed stretch-draw cable wire, prestressed stretch-draw cable wire upper end, lower end are separately fixed at steel changeover portion shank and base interior by prestressed stretch-draw cable wire hole with locking nut, prestressed stretch-draw cable wire up/down perforation and locking impose the secondary pulling force to the tower section, strengthen its stability.
The space of the connection place of described pedestal and bottom tower section is filled with composite concrete.
The both sides, adjacent two tower section connection place of described tower body are respectively equipped with rubber weather strip and cast baffle plate, and the cast baffle plate is fixed on the following tower section, and the space of tower section connection place is filled with composite concrete.
The invention has the beneficial effects as follows: this stretched type multi-segment concrete wind power tower frame sectional making, convenient transportation, construction are easily; The most of concrete for making that adopts of pylon is saved cost; The tower body internal circumference evenly arranges the prestressed stretch-draw cable wire tower section is imposed the secondary pulling force, can effectively strengthen the steadiness of pylon after stressed, is conducive to improve pylon working life.
Description of drawings
Fig. 1 is the overall structure schematic diagram of the embodiment of the invention;
Fig. 2 is that the pedestal of the embodiment of the invention connects schematic diagram with bottom tower section;
Fig. 3 is that the tower section of the embodiment of the invention connects schematic diagram;
Fig. 4 is that the prestressed stretch-draw cable wire of the embodiment of the invention connects schematic diagram with pedestal;
Fig. 5 is that the prestressed stretch-draw cable wire of the embodiment of the invention connects schematic diagram with the steel changeover portion;
Among the figure: 1-pedestal, 2-bottom tower section, 3-II tower section, 4-III tower section, 5-prestressed stretch-draw cable wire, 6-steel changeover portion, 6a-steel changeover portion shank, 6b-steel changeover portion arm, 7-bar planting hole, 8-anchor bar, 9-pouring basin, 10-rubber seal, the 11-composite concrete, 12-pours into a mould baffle plate, 13-bolt, the 14-nut, 15-locking nut, 16-shoulder hole, the 17-steel flanges, 18-attachment hole, 19-stiffener.
Embodiment
The present invention is further described below in conjunction with drawings and Examples.
Stretched type multi-segment concrete wind power tower frame comprises pedestal 1, tower body and steel changeover portion 6, and pedestal and tower body are prestressed reinforced concrete and make; Pedestal 1 inside is provided with shoulder hole 16, and shoulder hole 16 changeover portion even circumferentials are provided with prestressed stretch-draw cable wire hole, and pedestal 1 upper end is provided with bar planting hole 7 and pouring basin 9; Tower body is the cone barrel type structure, and tower body is divided into 10 tower sections in short transverse, and other tower section upper end except the tower section of the top all is preset with bar planting hole 7, and all tower section lower ends are embedded with anchor bar 8; Described steel changeover portion 6 is T-shaped structure, comprise steel changeover portion shank 6a and steel changeover portion arm 6b, steel changeover portion shank 6a is provided with prestressed stretch-draw cable wire hole, steel changeover portion arm 6b one end connects steel flanges 17, the other end is embedded in the tower section of tower body the top and establishes the stability of stiffener 19 to strengthen connecting, and steel flanges 17 even circumferentials are furnished with attachment hole 18 and are used for connecting main frame or the required parts of other pylon.
Fixing in the bar planting hole 7 of the anchor bar 8 insertion pedestals 1 of bottom tower section, the space of connection place is through pouring basin 9 filled composite concrete 11; Fixing in the bar planting hole 7 of the anchor bar 8 insertion II tower sections 3 of III tower section 4, connection place one side installs rubber seal 10 additional, opposite side is provided with cast baffle plate 12, cast baffle plate 12 utilizes bolt 13 and nut 14 to be fixed on the II tower section 3, the space of connection place is through cast baffle plate 12 filled composite concrete 11, with the stability that guarantees to connect.
All the other tower sections connect with the joining method of III tower section 4 successively according to above-mentioned II tower section 3, are combined into tower body of the present invention.
The tower body internal circumference has been evenly arranged prestressed stretch-draw cable wire 5, after the pylon integral installation is finished, its upper end, lower end utilize locking nut 15 to be separately fixed in the shoulder hole of steel changeover portion shank 6a and pedestal 1 by prestressed stretch-draw cable wire hole behind the prestressed stretch-draw cable wire 5 up/down perforations adjustment pretension, the tower section is imposed the secondary pulling force, be used for to strengthen the steadiness of pylon after stressed.
Claims (6)
1. a stretched type multi-segment concrete wind power tower frame comprises pedestal, tower body and steel changeover portion, and it is characterized in that: described base interior is provided with shoulder hole, and shoulder hole changeover portion even circumferential is furnished with stretch-draw cable wire hole, and the pedestal upper end is provided with bar planting hole and pouring basin; Described tower body is the cone barrel type structure, tower body is divided into a plurality of tower sections in short transverse, other tower section upper end except the tower section of the top is preset with the bar planting hole, all tower section lower ends are embedded with anchor bar, the tower body internal circumference evenly is provided with the stretch-draw cable wire, and stretch-draw cable wire upper end, lower end are separately fixed in the shoulder hole of steel changeover portion shank and pedestal by stretch-draw cable wire hole with locking nut; Described steel changeover portion is T-shaped structure, comprises shank and arm, and shank is provided with stretch-draw cable wire hole, and arm one end connects steel flanges, and the other end is embedded in the tower section of tower body the top; Fixing in the bar planting hole of the anchor bar insertion pedestal of bottom tower section, fixing in the bar planting hole of tower section below the anchor bar of tower section inserts above the two adjacent towers sections.
2. stretched type multi-segment concrete wind power tower frame according to claim 1 is characterized in that described tower body is divided into n tower section, n 〉=2 in short transverse.
3. stretched type multi-segment concrete wind power tower frame according to claim 1 is characterized in that described steel changeover portion is embedded into tower body part topmost and is provided with stiffener.
4. stretched type multi-segment concrete wind power tower frame according to claim 1 is characterized in that the space of described pedestal and bottom tower section connection place is filled with composite concrete.
5. stretched type multi-segment concrete wind power tower frame according to claim 1, the both sides, adjacent two tower section connection place that it is characterized in that described tower body are respectively equipped with rubber weather strip and guiding die plate, guiding die plate is fixed on the following tower section, and the space of tower section connection place is filled with composite concrete.
6. stretched type multi-segment concrete wind power tower frame according to claim 1 is characterized in that described pedestal and tower body are prestressed reinforced concrete and make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101028250A CN102135077B (en) | 2011-04-22 | 2011-04-22 | Stretched type multi-segment concrete wind power tower frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101028250A CN102135077B (en) | 2011-04-22 | 2011-04-22 | Stretched type multi-segment concrete wind power tower frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102135077A CN102135077A (en) | 2011-07-27 |
| CN102135077B true CN102135077B (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011101028250A Active CN102135077B (en) | 2011-04-22 | 2011-04-22 | Stretched type multi-segment concrete wind power tower frame |
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| CN (1) | CN102135077B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330646A (en) * | 2011-08-26 | 2012-01-25 | 姚瑜宁 | Wind driven generator tower and transportation and assembly method thereof |
| CN202451478U (en) * | 2011-11-18 | 2012-09-26 | 陈晨 | Air-jet tower |
| CN102734088A (en) * | 2012-07-13 | 2012-10-17 | 国电联合动力技术有限公司 | Fan tower |
| CN104033340B (en) * | 2014-04-17 | 2016-07-27 | 中国电建集团西北勘测设计研究院有限公司 | Pre-stress stretching method in a kind of wind power generation precast concrete tower body |
| CN104018724B (en) * | 2014-06-13 | 2015-04-15 | 湖南大学 | Connecting device of prestress concrete tower section and steel tower section of combination wind power tower |
| CN105443322B (en) * | 2015-12-24 | 2018-04-10 | 惠宏工程技术（北京）有限公司 | A kind of prestressing force blower fan pylon structure |
| CN107558791A (en) * | 2016-06-30 | 2018-01-09 | 江苏诺斯安通信科技有限公司 | A kind of prestressing force communication tower |
| CN106481515A (en) * | 2016-10-08 | 2017-03-08 | 霍尔果斯新国金新能源科技有限公司 | Concrete towers cartridge module and its method for stretching |
| CN106545470A (en) * | 2016-10-08 | 2017-03-29 | 霍尔果斯新国金新能源科技有限公司 | Concrete towers cartridge module and its assemble method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201011338Y (en) * | 2006-10-10 | 2008-01-23 | 南通锴炼实业(集团)有限公司 | 2MW wind generator set tower frame |
| US7549264B2 (en) * | 2001-12-07 | 2009-06-23 | Aloys Wobben | Tower of a wind power installation |
| CN202017584U (en) * | 2011-04-22 | 2011-10-26 | 辽宁大金重工股份有限公司 | Tension multi-section concrete wind power tower |
-
2011
- 2011-04-22 CN CN2011101028250A patent/CN102135077B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7549264B2 (en) * | 2001-12-07 | 2009-06-23 | Aloys Wobben | Tower of a wind power installation |
| CN201011338Y (en) * | 2006-10-10 | 2008-01-23 | 南通锴炼实业(集团)有限公司 | 2MW wind generator set tower frame |
| CN202017584U (en) * | 2011-04-22 | 2011-10-26 | 辽宁大金重工股份有限公司 | Tension multi-section concrete wind power tower |
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| Publication number | Publication date |
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| CN102135077A (en) | 2011-07-27 |
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Address after: 123000 Fuxin city in Liaoning province Xin Qiu District Xinqiu Street No. 155 Patentee after: Dajin Heavy Industry Co.,Ltd. Address before: 123000 Fuxin city in Liaoning province Xin Qiu District Xinqiu Street No. 155 Patentee before: LIAONING DAJIN HEAVY INDUSTRY Co.,Ltd. |
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