CN107116676A - Superelevation blower fan prestressed concrete tower tube construction method - Google Patents
Superelevation blower fan prestressed concrete tower tube construction method Download PDFInfo
- Publication number
- CN107116676A CN107116676A CN201710459869.6A CN201710459869A CN107116676A CN 107116676 A CN107116676 A CN 107116676A CN 201710459869 A CN201710459869 A CN 201710459869A CN 107116676 A CN107116676 A CN 107116676A
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- China
- Prior art keywords
- concrete tower
- tower
- semicircle
- concrete
- prestressed concrete
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/70—Methods or machines specially adapted for the production of tubular articles by building-up from preformed elements
Abstract
The present invention relates to a kind of superelevation blower fan prestressed concrete tower tube construction method, it is prefabricated that prestressed concrete tower cylinder is divided into left and right 2；Left semicircle concrete tower and right concrete tower reserve that 225mm is not prefabricated when prefabricated two free ends per side, and tower wall reinforcing bar is closed ring；Left semicircle concrete tower and right semicircle concrete tower are lifted in place respectively；The end of left semicircle concrete tower and right semicircle concrete tower is formed in wide closing space, closing space inserts the vertical muscle of tower wall in the axial direction, formwork casting concrete after colligation.Superelevation blower fan prestressed concrete tower tube construction method of the present invention, using assembled framework, is readily transported, it is ensured that concrete construction quality, improves pre-stress construction quality and presentation quality；The problem of cast-in-situ prestressed concrete tower long construction period is solved, saves and sets up external scaffolding process, potential safety hazard is reduced, efficiency of construction is improved, construction cost is reduced.
Description
Technical field
It is to be related to a kind of superelevation blower fan prestressed concrete tower specifically the present invention relates to a kind of construction techniques
Tube construction method.
Background technology
Domestic wind power plant Wind turbine supporting construction tower is highly more than 120m, the even up to 140m having, and bottom needs
30-60m high pre-stress concrete towers are poured, because the prestressed concrete tower tube construction cycle is longer, a kind of assembling are now invented
Formula prestressed concrete tower tube construction method, transports to seat in the plane after the completion of precasting yard is prefabricated, lifts after-pouring connecting portion in place,
Complete the lifting of precast prestressed concrete tower.
But, precast prestressed concrete tower is relatively large in diameter, transporting over-wide, gives conveyer belt great difficult.
The content of the invention
For above-mentioned deficiency of the prior art, the present invention provides one kind and is readily transported, and reduces potential safety hazard, improves construction
Efficiency, reduces the superelevation blower fan prestressed concrete tower tube construction method of construction cost
The technical solution used in the present invention is：
A kind of superelevation blower fan prestressed concrete tower tube construction method, it is characterised in that
Prestressed concrete tower cylinder it is prefabricated；
It is prefabricated that prestressed concrete tower cylinder is divided into left and right 2；
Prestressed concrete tower cylinder includes left semicircle concrete tower and right semicircle concrete tower；
Left semicircle concrete tower and right concrete tower are assembled into prestressed concrete tower cylinder；
Every semicircle concrete tower includes tower wall reinforcing bar and prestress wire；
It is not pre- that left semicircle concrete tower and right concrete tower reserve 225mm per side when prefabricated two free ends
Make, up and down the pre-buried ring flange of top surface；
Tower wall reinforcing bar is closed ring；
Left semicircle concrete tower and right semicircle concrete tower are lifted in place respectively；
After two panels lifting is in place, the end formation 50mm of left semicircle concrete tower and right semicircle concrete tower is wide
The vertical muscle of tower wall is inserted in closing space, closing space in the axial direction, formwork casting concrete after colligation；
Continue to lift last layer prestressed concrete tower cylinder.
Prestress wire throws away length at semicircle concrete tower two ends for 600mm.
Every prestressed concrete tower cylinder top sets 2 suspension ring that can be dismantled, for lifting tower, after lifting is in place
Lay down suspension ring.
Left semicircle concrete tower tower wall reinforcing bar is highly more than corresponding with left semicircle concrete tower
Right semicircle concrete tower tower wall reinforcing bar height.Left semicircle concrete tower tower wall reinforcing bar is highly more than and a left side
Right corresponding semicircle concrete tower tower wall reinforcing bar height value of piece semicircle concrete tower is at least barrel reinforcing bar
Diameter；Left semicircle concrete tower tower wall reinforcing bar overlays right semicircle concrete tower tower wall reinforcing bar respectively
On.
The beneficial effect of the present invention compared with the prior art：
Superelevation blower fan prestressed concrete tower tube construction method of the present invention, using assembled framework, is readily transported, lifting construction adds
Fast progress；Batch production is prefabricated, it is ensured that concrete construction quality, improves pre-stress construction quality and presentation quality；Solve existing
The problem of prestressed concrete tower tube construction cycle length is poured, saves and sets up external scaffolding process, potential safety hazard is reduced, construction is improved
Efficiency, reduces construction cost.
Brief description of the drawings
Fig. 1 is the exhibition of the semicircle concrete tower of monolithic of superelevation blower fan prestressed concrete tower tube construction method of the present invention
Open main structure diagram；
Fig. 2 is the expansion side of the semicircle concrete tower of monolithic of superelevation blower fan prestressed concrete tower tube construction method of the present invention
Depending on structural representation；
Fig. 3 is the transport schematic diagram of superelevation blower fan prestressed concrete tower tube construction method of the present invention；
Fig. 4 is Fig. 1 1-1 cross section structure diagrams；
Fig. 5 is that left semicircle concrete tower of superelevation blower fan prestressed concrete tower tube construction method of the present invention and right mix
Solidifying soil tower is assembled into the overlooking the structure diagram of prestressed concrete tower cylinder.
Critical piece symbol description in accompanying drawing：
In figure：
1st, left semicircle concrete tower 2, right semicircle concrete tower
3rd, tower wall reinforcing bar 4, prestress wire
5th, section 6, closing space are reserved
7th, the vertical muscle 8 of tower wall, rubber blanket
9th, transport support 10, flitch
11st, concrete tower diameter.
Embodiment
Referring to the drawings and embodiment the present invention will be described in detail：
Knowable to accompanying drawing 1-5, a kind of superelevation blower fan prestressed concrete tower tube construction method,
Prestressed concrete tower cylinder it is prefabricated；
It is prefabricated that prestressed concrete tower cylinder is divided into left and right 2；
Prestressed concrete tower cylinder includes left semicircle concrete tower 1 and right semicircle concrete tower 2；
Left semicircle concrete tower 1 and right concrete tower 2 are assembled into prestressed concrete tower cylinder；
Every semicircle concrete tower includes tower wall reinforcing bar 3 and prestress wire 4；
It is not pre- that left semicircle concrete tower and right concrete tower reserve 225mm per side when prefabricated two free ends
System reserves section 5, up and down the pre-buried ring flange of top surface；
Tower wall reinforcing bar 3 is closed ring；
Left semicircle concrete tower 1 and right semicircle concrete tower 2 lift in place respectively；
After two panels lifting is in place, the end formation 50mm of left semicircle concrete tower and right semicircle concrete tower is wide
The vertical muscle 7 of tower wall, formwork casting concrete after colligation are inserted in closing space 6, closing space in the axial direction；
Continue to lift last layer prestressed concrete tower cylinder.
Prestress wire throws away length at semicircle concrete tower two ends for 600mm.
Every prestressed concrete tower cylinder top sets 2 suspension ring 8 that can be dismantled, and for lifting tower, lifting is in place
After lay down suspension ring.
Left semicircle concrete tower tower wall reinforcing bar is highly more than corresponding with left semicircle concrete tower
Right semicircle concrete tower tower wall reinforcing bar height.Left semicircle concrete tower tower wall reinforcing bar is highly more than and a left side
Right corresponding semicircle concrete tower tower wall reinforcing bar height value of piece semicircle concrete tower is at least barrel reinforcing bar
Diameter；Left semicircle concrete tower tower wall reinforcing bar overlays right semicircle concrete tower tower wall reinforcing bar respectively
On.
Superelevation blower fan prestressed concrete tower tube construction method of the present invention,
Superelevation blower fan prestressed concrete tower tube construction method of the present invention, using assembled framework, is readily transported, lifting construction adds
Fast progress；Batch production is prefabricated, it is ensured that concrete construction quality, improves pre-stress construction quality and presentation quality；Solve existing
The problem of prestressed concrete tower tube construction cycle length is poured, saves and sets up external scaffolding process, potential safety hazard is reduced, construction is improved
Efficiency, reduces construction cost.
Superelevation blower fan prestressed concrete tower tube construction method of the present invention, when prestressed concrete tower cylinder batch production is prefabricated,
By prestressed concrete tower cylinder be divided into 2 it is prefabricated, transported after maintenance is good using Special transportation rack to seat in the plane, by 2 prefabricated towers
After the completion of lifting, vertical connecting sewing formwork supporting plate is poured into a high concrete, continues to lift the precast prestressed coagulation of last layer
Native tower, formwork supporting plate is poured, and assembly when last layer precast prestressed concrete tower is assembled pours seam and poured with next layer of assembly
The angle for building gap is 30-150 degree, and assembly, which is stitched to, up and down lacks not on the same line.
Completed until whole 60m precast prestressed concretes tower is lifted.
Tower haulage vehicle is transported half tower to scene with Special transportation rack.
Two panels concrete tower is pressed after the assembly well of design requirement size, suspension ring are laid down.Vertical muscle is inserted in junction
Colligation is good.Interior outboard template is installed, segmentation pours a high concrete.Lift last layer precast prestressed concrete tower.
Two sections of tower junction prestress wire tensioning.
The above described is only a preferred embodiment of the present invention, not making any formal to the structure of the present invention
Limitation.Any simple modification, equivalent variations and modification that every technical spirit according to the present invention is made to above example,
Belong in the range of technical scheme.
Claims (4)
1. a kind of superelevation blower fan prestressed concrete tower tube construction method, it is characterised in that
Prestressed concrete tower cylinder it is prefabricated；
It is prefabricated that prestressed concrete tower cylinder is divided into left and right 2；
Prestressed concrete tower cylinder includes left semicircle concrete tower and right semicircle concrete tower；
Left semicircle concrete tower and right concrete tower are assembled into prestressed concrete tower cylinder；
Every semicircle concrete tower includes tower wall reinforcing bar and prestress wire；
It is not pre- that left semicircle concrete tower and right concrete tower reserve 225mm per side when prefabricated two free ends
Make, up and down the pre-buried ring flange of top surface；
Tower wall reinforcing bar is closed ring；
Left semicircle concrete tower and right semicircle concrete tower are lifted in place respectively；
After two panels lifting is in place, the end formation 50mm of left semicircle concrete tower and right semicircle concrete tower is wide
The vertical muscle of tower wall is inserted in closing space, closing space in the axial direction, formwork casting concrete after colligation；
Continue to lift last layer prestressed concrete tower cylinder.
2. superelevation blower fan prestressed concrete tower tube construction method according to claim 1, it is characterised in that：Prestress steel twist
Line throws away length at semicircle concrete tower two ends for 600mm.
3. superelevation blower fan prestressed concrete tower tube construction method according to claim 1, it is characterised in that：Every prestressing force
Concrete atop a tower sets 2 suspension ring that can be dismantled, and for lifting tower, suspension ring are laid down after lifting is in place.
4. superelevation blower fan prestressed concrete tower tube construction method according to claim 1, it is characterised in that：Left semicircle
Concrete tower tower wall reinforcing bar is highly more than the right piece semicircle concrete towers corresponding with left semicircle concrete tower
Cylinder tower wall reinforcing bar height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710459869.6A CN107116676A (en) | 2017-06-17 | 2017-06-17 | Superelevation blower fan prestressed concrete tower tube construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710459869.6A CN107116676A (en) | 2017-06-17 | 2017-06-17 | Superelevation blower fan prestressed concrete tower tube construction method |
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| CN107116676A true CN107116676A (en) | 2017-09-01 |
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| CN201710459869.6A Pending CN107116676A (en) | 2017-06-17 | 2017-06-17 | Superelevation blower fan prestressed concrete tower tube construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108590316A (en) * | 2018-05-10 | 2018-09-28 | 中国电建集团华东勘测设计研究院有限公司 | A kind of assembly concrete tower piece construction method |
| CN108858731A (en) * | 2018-06-26 | 2018-11-23 | 北京天杉高科风电科技有限责任公司 | The manufacturing method of template of being in the milk and tower |
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| CN102767303A (en) * | 2012-07-13 | 2012-11-07 | 北京金风科创风电设备有限公司 | Precast concrete tower and construction method thereof |
| CN103015787A (en) * | 2012-12-21 | 2013-04-03 | 北京金风科创风电设备有限公司 | Construction method of wind generating set tower and wind generating set tower |
| CN103967719A (en) * | 2014-04-01 | 2014-08-06 | 北京金风科创风电设备有限公司 | Connecting structure of precast concrete tower shell ring and tower barrel using same |
| CN204510989U (en) * | 2015-03-17 | 2015-07-29 | 陈宝民 | Multistage concrete towers cylinder integral structure |
| CN106337560A (en) * | 2016-10-10 | 2017-01-18 | 中国二十二冶集团有限公司 | Template for construction of pre-stress steel strand concrete tower cylinder and construction method |
| WO2017039922A1 (en) * | 2015-08-31 | 2017-03-09 | Siemens Energy, Inc. | Concrete equipment tower with tensioning tendon guide slot |
-
2017
- 2017-06-17 CN CN201710459869.6A patent/CN107116676A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767303A (en) * | 2012-07-13 | 2012-11-07 | 北京金风科创风电设备有限公司 | Precast concrete tower and construction method thereof |
| CN103015787A (en) * | 2012-12-21 | 2013-04-03 | 北京金风科创风电设备有限公司 | Construction method of wind generating set tower and wind generating set tower |
| CN103967719A (en) * | 2014-04-01 | 2014-08-06 | 北京金风科创风电设备有限公司 | Connecting structure of precast concrete tower shell ring and tower barrel using same |
| CN204510989U (en) * | 2015-03-17 | 2015-07-29 | 陈宝民 | Multistage concrete towers cylinder integral structure |
| WO2017039922A1 (en) * | 2015-08-31 | 2017-03-09 | Siemens Energy, Inc. | Concrete equipment tower with tensioning tendon guide slot |
| CN106337560A (en) * | 2016-10-10 | 2017-01-18 | 中国二十二冶集团有限公司 | Template for construction of pre-stress steel strand concrete tower cylinder and construction method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108590316A (en) * | 2018-05-10 | 2018-09-28 | 中国电建集团华东勘测设计研究院有限公司 | A kind of assembly concrete tower piece construction method |
| CN108858731A (en) * | 2018-06-26 | 2018-11-23 | 北京天杉高科风电科技有限责任公司 | The manufacturing method of template of being in the milk and tower |
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Application publication date: 20170901 |