CN106438216A - Pre-stressed concrete fan tower provided with segmented straight tower cylinder and installation method of pre-stressed concrete fan tower - Google Patents
Pre-stressed concrete fan tower provided with segmented straight tower cylinder and installation method of pre-stressed concrete fan tower Download PDFInfo
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- CN106438216A CN106438216A CN201610929742.1A CN201610929742A CN106438216A CN 106438216 A CN106438216 A CN 106438216A CN 201610929742 A CN201610929742 A CN 201610929742A CN 106438216 A CN106438216 A CN 106438216A
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- concrete
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- straight tower
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- 239000011513 prestressed concrete Substances 0.000 title claims abstract description 45
- 238000009434 installation Methods 0.000 title claims description 16
- 238000000034 method Methods 0.000 title claims description 8
- 239000004567 concrete Substances 0.000 claims abstract description 51
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 239000011178 precast concrete Substances 0.000 claims description 40
- 230000011218 segmentation Effects 0.000 claims description 24
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 4
- 238000010248 power generation Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- Y02E10/72—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
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- Wind Motors (AREA)
Abstract
The invention discloses a pre-stressed concrete fan tower provided with a segmented straight tower cylinder. The pre-stressed concrete fan tower comprises a pre-stressed concrete straight tower cylinder segment and a steel tower cylinder segment (5), wherein the steel tower cylinder segment (5) is connected with the pre-stressed concrete straight tower cylinder segment through a bolt assembly (4); the pre-stressed concrete straight tower cylinder segment comprises a bottom concrete straight tower cylinder segment (1) and a prefabricated concrete straight tower cylinder segment (2) which is mounted at the upper end of the bottom concrete straight tower cylinder segment (1); the diameter of the prefabricated concrete straight tower cylinder segment (2) is gradually reduced from top to bottom; the parts, different in diameter, of the prefabricated concrete straight tower cylinder segment (2) are connected by virtue of prefabricated concrete tower cylinder diameter changing segments (3); the bottom concrete straight tower cylinder segment (1) is provided with a tower door (7). The pre-stressed concrete fan tower disclosed by the invention is reasonable in structural design, low in cost, convenient to install, low in transportation cost, firm, stable, good in safety, capable of greatly increasing the utilization rate of a concrete material and applicable to a concrete wind-driven power generation tower of which the height is 30m or larger.
Description
Technical field
The invention belongs to low wind speed area high tower wind-driven generator tower frame technical field is and in particular to one kind is used for supporting wind-force
The segmentation straight tower prestressed concrete blower fan pylon of electromotor and its installation method.
Background technology
The straight tower of concrete being presently used for wind-driven generator tower frame is typically designed height below 30 meters, for 30 meters
Above pylon situation, typically adopts reducing concrete tower, template consumption is big, cost is high.The straight tower design of single concrete
Template is simple, but barrel diameter is larger, and the increase cylinder material utilization ratio with tower height reduces, and reducing concrete towers
Costly, up-front investment cost is huge for tube template.
Therefore necessary a kind of reasonable in design of design research and development, low cost on the basis of prior art, installs
Convenient, firm stable, safety is good, can be used for more than 30 meters of concrete blower fan pylon.
Content of the invention
Goal of the invention：The invention aims to overcoming more than 30 meters concrete tower wind-driven generator tower frame design efficiencys
Relatively low problem, provides a kind of reasonable in design, low cost, easy for installation, firm stable, safety is good, template utilization rate
Height, is greatly improved concrete material utilization ratio, can be used for more than 30 meters of concrete wind turbine tower.The present invention is in addition
One purpose is to provide the installation method of segmentation straight tower prestressed concrete blower fan pylon.
Technical scheme：In order to realize object above, the technical scheme that the present invention takes is：
A kind of straight tower prestressed concrete blower fan pylon of segmentation, it include the straight tower segments of prestressed concrete and with advance should
Power concrete tower segments are by the connected steel tower tube section of bolt assemblies；
Described prestressed concrete tower cylinder section includes the straight tower segments of coxopodite concrete, is arranged on the straight tower of coxopodite concrete
The straight tower segments of precast concrete of Duan Shangduan；Diameter tapers into the straight tower segments of described precast concrete from bottom to up, described
The straight tower segments of precast concrete of different-diameter between by precast concrete tower reducer connect；
The described straight tower segments of coxopodite concrete are provided with pyller；
The outer tensioning of the straight tower segments of described prestressed concrete has external prestressing steel strand wires.
Preferably, the straight tower prestressed concrete blower fan pylon of above-described segmentation, prestressed concrete is straight
In tower segments, along the circumferential direction uniform tensioning has external prestressing steel strand wires.
Preferably, the straight tower prestressed concrete blower fan pylon of above-described segmentation, prestress wire is not
Pyller through in the straight tower segments of coxopodite concrete.
Preferably, the straight tower prestressed concrete blower fan pylon of above-described segmentation, described bolt combination
Part includes bolt, nut and anchor slab etc..
Preferably, the straight tower prestressed concrete blower fan pylon of above-described segmentation, the straight tower of precast concrete
Be connected by flange between cylinder section and precast concrete tower reducer, bolt connection or welding.
Preferably, the straight tower prestressed concrete blower fan pylon of above-described segmentation, the straight tower of precast concrete
Cylinder section diameter is sequentially reduced to tower top by bottom of towe, and the precast concrete straight tower element number of wherein equal diameters is more than or equal to 1,
Precast concrete tower reducing segment number is more than or equal to 1；The quantity of steel tower tube section is more than or equal to 1.
The installation method of the straight tower prestressed concrete blower fan pylon of segmentation of the present invention, comprises the following steps：
A, first excavate ground, casting concrete makes gravity type foundation, bankets, cast in situs or pre- on gravity type foundation
System installs the straight tower segments of coxopodite concrete；
The b and then prefabricated straight tower segments of precast concrete are lifted in the straight tower segments of coxopodite concrete, then will be prefabricated
Concrete tower reducer is lifted in the straight tower of precast concrete, then according to designed elevation, by concrete little for diameter
The straight tower segments of soil are lifted on precast concrete tower reducer, after installation the method is installed to designed elevation, by steel tower tube section
It is lifted in the straight tower segments of precast concrete of top, and connected using bolt assemblies；
C, installation the straight tower segments of tensioning coxopodite concrete, the straight tower segments of precast concrete and precast concrete tower reducing
The external prestressing steel strand wires of section inner side.
The segmentation straight tower prestressed concrete blower fan pylon that the present invention provides is compared with existing design, has following beneficial
Effect：
The segmentation straight tower prestressed concrete blower fan pylon that the present invention provides, reasonable in design, low cost, installation side
Just, firm stable, safety is good, is greatly improved concrete material utilization ratio, can be used for more than 30 meters of concrete wind-force
Generating pylon.
The precast concrete tower may that the present invention provides is prefabricated nearby near wind field, detachable template height easy for installation
Effect, freight charges are low, can avoid ultra-wide and limit.Relatively-stationary concrete tower segments specification, less input for template, close type, phase
Nearly height, all can adopt identical tower segments；Concrete tube section horizontal fragmentation, the lifting duration is very fast.
Brief description
Fig. 1 is segmentation of the present invention straight tower prestressed concrete blower fan pylon facade structures schematic diagram；
Fig. 2 is segmentation of the present invention straight tower prestressed concrete blower fan pylon tower segments schematic cross-section；
Fig. 3 is segmentation of the present invention straight tower prestressed concrete blower fan pylon coxopodite tower segments schematic cross-section；
Fig. 4 is structural representation when segmentation of the present invention straight tower prestressed concrete blower fan pylon is installed.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is described in further detail.
Embodiment 1
As shown in Figures 1 to 3, the straight tower prestressed concrete blower fan pylon of a kind of segmentation, it is straight that it includes prestressed concrete
Tower segments and being connected steel tower tube section 5 by bolt assemblies 4 with prestressed concrete tower cylinder section；
Described prestressed concrete tower cylinder section includes the straight tower segments of coxopodite concrete 1, is arranged on the straight tower of coxopodite concrete
The straight tower segments of precast concrete 2 of cylinder section 1 upper end；Diameter tapers into the straight tower segments of described precast concrete 2 from bottom to up,
Connected by precast concrete tower reducer 3 between the straight tower segments of precast concrete 2 of described different-diameter；
The described straight tower segments of coxopodite concrete 1 are provided with pyller 7；
In the straight tower segments of described prestressed concrete, along the circumferential direction uniform tensioning has prestress wire 6.But in advance should
Power steel strand wires 6 are not passed through the pyller 7 in the straight tower segments of coxopodite concrete 1.
The straight tower segments of precast concrete 2 of described equal diameters, precast concrete tower reducer 3 and steel tower tube section 5
Element number is more than 1.
Embodiment 2
As shown in figure 4, a kind of installation method of the straight tower prestressed concrete blower fan pylon of segmentation, comprise the following steps：
A, first excavate ground, casting concrete makes gravity type foundation 8, bankets, on gravity type foundation 8 cast in situs or
The prefabricated installation straight tower segments of coxopodite concrete 1；
The b and then prefabricated straight tower segments of precast concrete 2 are lifted in the straight tower segments of coxopodite concrete 1, then will be pre-
Concrete tower reducer 3 processed is lifted in the straight tower segments of precast concrete 2, then according to designed elevation, will be little for diameter pre-
The straight tower segments 2 of concrete processed are lifted on precast concrete tower reducer 3, after being installed to designed elevation, steel tower tube section 5 are hung
It is attached in the straight tower segments of precast concrete 2 of top, and connected using bolt assemblies 4；
C, installation the straight tower segments of tensioning coxopodite concrete, the straight tower segments of precast concrete 2 and precast concrete tower become
The external prestressing steel strand wires 6 of footpath section 3 inner side.
More than, only presently preferred embodiments of the present invention, but protection scope of the present invention is not limited thereto, any it is familiar with basis
Those skilled in the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should cover
Within protection scope of the present invention.Therefore, the protection domain that protection scope of the present invention should be defined with claim.
Claims (6)
1. a kind of straight tower prestressed concrete blower fan pylon of segmentation is it is characterised in that it includes the straight tower of prestressed concrete
Section and being connected steel tower tube section (5) by bolt assemblies (4) with prestressed concrete tower cylinder section；
Described prestressed concrete tower cylinder section includes the straight tower segments of coxopodite concrete (1), is arranged on the straight tower of coxopodite concrete
The straight tower segments of the precast concrete (2) of section (1) upper end；Described precast concrete straight tower segments (2) stepped diameter from bottom to up
Diminish, pass through precast concrete tower reducer (3) between the straight tower segments of the precast concrete (2) of described different-diameter even
Connect；
The described straight tower segments of coxopodite concrete (1) is provided with pyller (7)；
The outer tensioning of the straight tower segments of described prestressed concrete has external prestressing steel strand wires (6).
2. the straight tower prestressed concrete blower fan pylon of segmentation according to claim 1 is it is characterised in that prestressed concrete
In the straight tower segments of soil, along the circumferential direction uniform tensioning has external prestressing steel strand wires (6).
3. the straight tower prestressed concrete blower fan pylon of segmentation according to claim 2 is it is characterised in that prestress steel twist
Line (6) is not passed through the pyller (7) on the straight tower segments of coxopodite concrete (1).
4. the straight tower prestressed concrete blower fan pylon of segmentation according to claim 3 is it is characterised in that precast concrete
The quantity of straight tower segments (2) is more than or equal to 1.
5. the straight tower prestressed concrete blower fan pylon of segmentation according to claim 4 is it is characterised in that steel tower tube section
(5) quantity is more than or equal to 1.
6. the installation method of the straight tower of the segmentation described in any one of claim 1 to 5 prestressed concrete blower fan pylon, its feature
It is, comprise the following steps：
A, first excavate ground, casting concrete makes gravity type foundation (8), bankets, in the upper cast in situs of gravity type foundation (8) or
The prefabricated installation straight tower segments of coxopodite concrete (1)；
The b and then prefabricated straight tower segments of precast concrete (2) is lifted on the straight tower segments of coxopodite concrete (1), then will be pre-
Concrete tower reducer (3) processed is lifted on the straight tower segments of precast concrete (2), then according to designed elevation, diameter is little
The straight tower segments of precast concrete (2) be lifted on precast concrete tower reducer (3), after being installed to designed elevation, by steel
Tower segments (5) are lifted on the straight tower segments of the precast concrete (2) of top, and are connected using bolt assemblies (4)；
C, installation the straight tower segments of tensioning coxopodite concrete (1), the straight tower segments of precast concrete (2) and precast concrete tower become
External prestressing steel strand wires (6) inside footpath section (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929742.1A CN106438216A (en) | 2016-10-31 | 2016-10-31 | Pre-stressed concrete fan tower provided with segmented straight tower cylinder and installation method of pre-stressed concrete fan tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929742.1A CN106438216A (en) | 2016-10-31 | 2016-10-31 | Pre-stressed concrete fan tower provided with segmented straight tower cylinder and installation method of pre-stressed concrete fan tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106438216A true CN106438216A (en) | 2017-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610929742.1A Pending CN106438216A (en) | 2016-10-31 | 2016-10-31 | Pre-stressed concrete fan tower provided with segmented straight tower cylinder and installation method of pre-stressed concrete fan tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106438216A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763942A (en) * | 2019-02-21 | 2019-05-17 | 江苏金海新能源科技有限公司 | A kind of prestressed concrete blower fan pylon and its construction method |
| CN113494425A (en) * | 2020-04-07 | 2021-10-12 | 上海夏凯建筑科技有限公司 | Tower and tower member |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725475A (en) * | 2008-10-15 | 2010-06-09 | 天津万联管道工程有限公司 | Wind power tower drum with precast reinforced concrete pillar |
| US20140033628A1 (en) * | 2012-08-03 | 2014-02-06 | James D. Lockwood | Precast concrete post tensioned segmented wind turbine tower |
| CN105179183A (en) * | 2015-09-11 | 2015-12-23 | 中国航空规划设计研究总院有限公司 | Prestressed concrete wind power tower system and construction method thereof |
-
2016
- 2016-10-31 CN CN201610929742.1A patent/CN106438216A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725475A (en) * | 2008-10-15 | 2010-06-09 | 天津万联管道工程有限公司 | Wind power tower drum with precast reinforced concrete pillar |
| US20140033628A1 (en) * | 2012-08-03 | 2014-02-06 | James D. Lockwood | Precast concrete post tensioned segmented wind turbine tower |
| CN105179183A (en) * | 2015-09-11 | 2015-12-23 | 中国航空规划设计研究总院有限公司 | Prestressed concrete wind power tower system and construction method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763942A (en) * | 2019-02-21 | 2019-05-17 | 江苏金海新能源科技有限公司 | A kind of prestressed concrete blower fan pylon and its construction method |
| CN113494425A (en) * | 2020-04-07 | 2021-10-12 | 上海夏凯建筑科技有限公司 | Tower and tower member |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200403 Address after: No. 36 Yancheng City Funing 224400 Jiangsu province Xin Road Economic Development Zone Applicant after: Jiangsu Jinhai wind tower Technology Co.,Ltd. Address before: No. 36 Yancheng City Avenue GCL 224400 Funing County in Jiangsu Province Economic Development Zone Applicant before: JIANGSU JINHAI NEW ENERGY TECHNOLOGY Co.,Ltd. Applicant before: INNER MONGOLIA OF GIMHAE NEW ENERGY TECHNOLOGY Co.,Ltd. Applicant before: SHANGHAI NIUANJIE NEW ENERGY TECHNOLOGY Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |