CN102373804A - Novel precast concrete pipe column structure and construction method thereof - Google Patents
Novel precast concrete pipe column structure and construction method thereof Download PDFInfo
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- CN102373804A CN102373804A CN2011103610602A CN201110361060A CN102373804A CN 102373804 A CN102373804 A CN 102373804A CN 2011103610602 A CN2011103610602 A CN 2011103610602A CN 201110361060 A CN201110361060 A CN 201110361060A CN 102373804 A CN102373804 A CN 102373804A
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Abstract
The invention discloses a novel precast concrete pipe column structure, which is a precast concrete pipe pile of a hollow structure. The wall of a precast concrete pipe column is internally provided with annular and vertical reinforcing steel bars, the inner surface of the precast concrete pipe column is provided with dowel bars connected with post-poured concrete into a whole, the upper end and the lower end of the precast concrete pipe column are provided with tooth-shaped connectors which are mutually matched, the wall of the concrete pipe column is internally provided with preset pore canals for prestress reinforcing steel bars, and the pore canals are through longitudinally. A construction method of the novel precast concrete pipe column structure comprises the steps of: after positioning the precast concrete pipe column, performing high-dropping self-compacting concrete pouring on the middle of the concrete pipe column; and after a first section of cylinder core of the pipe die is poured, performing hoisting positioning and concrete pouring on a second section of the concrete pipe column. The invention has the advantages that by precasting the concrete pipe column structure, the special requirement on the use functions of a concrete column surface and a column template as well as a load-carrying column can be met; and the novel precast concrete pipe column structure and the construction method thereof have the advantages of simplicity and rapidness for construction, less required construction equipment, low construction cost and low comprehensive manufacturing cost, and special templates are avoided being used.
Description
Technical field
The present invention relates to the structure and the construction technology thereof of concrete column in the construction work, particularly a kind of novel precast concrete tubular column structure and job practices thereof.
Background technology
At present; Often quality defects was surperficial for the concrete column of some specific (special) requirements in addition because template builds the control problem of precision during concrete column structure in construction work was constructed at the scene, like as-cast finish; The cost of setting up template is higher, and quality also guarantees not too easily.
Summary of the invention
The objective of the invention is to above-mentioned existing problems; A kind of novel precast concrete tubular column structure and job practices thereof are provided, and this precast concrete tubular column structure can serve as stay in place formwork, also can become the bolster stake structure; Construction is simple, convenient, can obviously reduce the construction cost of rod structure.
Technical scheme of the present invention:
A kind of novel precast concrete tubular column structure; Be the prefabricated concrete pipe pile hollow structure; The concrete tubing string adopts the steel concrete preparation, and precast concrete pipe post jamb inside is furnished with ring-type and vertical reinforcing bar, and precast concrete tubing string inner surface is furnished with the joint bar that connects as one with the back pouring concrete; The precast concrete tubing string is provided with the dentation connector that matches each other in two ends up and down, is provided with the reserving hole channel of the prestressed reinforcement of vertical perforation in the concrete pipe post jamb.
Said precast concrete pipe outer surface of column is the ordinary concrete surface, clear-water concrete is surperficial, waterproof concrete is surperficial, the surface of the specific (special) requirements such as concrete surface or anti-corrosion concrete surface of preventing fires; Precast concrete tubing string inner surface is optical surface or rough surface.
Said precast concrete pipe post jamb inside is furnished with ring-type and vertical reinforcing bar is plain bars and prestressed reinforcement, and the reinforcement ratio of plain bars is 0.5-3%; The vertical prestressing reinforcing bar evenly arranges vertically that along the concrete pipe post jamb spacing is 300-1000mm, and the ring orientation prestress reinforcing bar is evenly arranged by the spacing of 1000-3000mm from top to bottom.
Said precast concrete tubing string external diameter is that 0.5-10m, wall thickness are 0.1m-2m.
The length that said joint bar stretches out concrete tubing string inner surface is 50-500mm, and spacing is 100-500mm.
The said precast concrete tubing string dentation connector of two ends setting up and down is sawtooth pattern or T flute profile.
The presstressed reinforcing steel reserving hole channel that is provided with in the said concrete pipe post jamb is 8-16, and the aperture is 40-120mm.
A kind of job practices of precast concrete tubing string of said new structure may further comprise the steps:
1) adopt centrifuge method or laterally place tubing string method precast concrete tubing string, concrete grade is C20-C100, transports to the job site then;
2) the precast concrete tubing string is placed into assigned address and cylinder is connected with base plate, then the cavity in the middle of the concrete tubing string is carried out height throwing self-compacting concrete and builds, concrete grade is C20-C100;
3) after first segment precast concrete pipe column casing core has been built concrete; Carry out the hoisting and locating of the second joint concrete tubing string, the dentation connector of two joint precast concrete tubing strings staggers coupling to good, and the reserving hole channel with presstressed reinforcing steel aligns simultaneously; Carry out the concreting of the second joint concrete pipe column casing core; By identical method carry out successively the 3rd the joint and the back several joints connection and build, at last presstressed reinforcing steel is put on from top to bottom, carry out post stretching stretch-draw and duct grouting;
4) beam slab that carries out above the concrete tubing string is constructed.
The advantage that the present invention has is: prefabricated through the concrete pipe rod structure, can realize the concrete column surface of specific (special) requirements and the function of use of column template and force column; The present invention constructs simply, fast, required construction equipment has seldom been avoided the use of special template, construction cost is low, comprehensive cost is low.
Description of drawings
Fig. 1 is this novel precast concrete tubular column structure sketch map.
Fig. 2 is this novel precast concrete tubular column structure vertical view.
Fig. 3 is this novel precast concrete tubing string more piece syndeton sketch map.
Among the figure: 1. precast concrete tubing string 2. steel concrete 3. back pouring concrete 4. joint bar 5.T flute profile connectors 6. prestressed reinforcements 7. reserving hole channels
The specific embodiment
Embodiment:
A kind of novel precast concrete tubular column structure like Fig. 1, shown in Figure 2, is the prefabricated concrete pipe pile hollow structure; Precast concrete tubing string 1 external diameter is that 3m, wall thickness are 0.3m, and concrete tubing string 1 adopts steel concrete 2 preparations, and concrete tubing string 1 external surface is the clear-water concrete surface; Have waterproof, fire prevention and corrosion-resistant function, concrete tubing string 1 inner surface is a rough surface, and precast concrete tubing string 1 pars intramuralis is furnished with ring-type and vertical reinforcing bar is plain bars and prestressed reinforcement; The diameter of plain bars is that 12mm, reinforcement ratio are 0.8%, and the vertical prestressing bar diameter is 15.2mm and vertically evenly arranges that along the concrete pipe post jamb spacing is 500mm; The ring orientation prestress reinforcing bar is evenly arranged by the spacing of 2000mm from top to bottom; Precast concrete tubing string 1 inner surface is furnished with the joint bar 4 that connects as one with back pouring concrete 3, and the length that joint bar 4 stretches out concrete tubing string 1 inner surface is 200mm, and spacing is 300mm; The precast concrete tubing string is provided with the T flute profile connector 5 that matches each other in two ends about in the of 1; The T flute profile is of a size of wide 80mm, high 40mm, the reserving hole channel 7 of the prestressed reinforcement 6 of vertical perforation that to be provided with 12 diameters in the concrete pipe post jamb be 80mm.
The job practices of the precast concrete tubing string of the said new structure of this embodiment, concrete pipe rod structure total length is 30m, every joint length is 10m, may further comprise the steps:
1) adopt centrifuge method or laterally place tubing string method precast concrete tubing string, concrete grade is C60, transports to the job site then;
2) the precast concrete tubing string is placed into assigned address and cylinder is connected with base plate, then the cavity in the middle of the concrete tubing string is carried out height throwing self-compacting concrete and builds, concrete grade is C30;
3) after first segment precast concrete pipe column casing core has been built concrete; Carry out the hoisting and locating of the second joint concrete tubing string; The dentation connector of two joint precast concrete tubing strings staggers coupling to good, simultaneously with the reserving hole channel alignment of presstressed reinforcing steel, carries out the concreting of the second joint concrete pipe column casing core; By identical method carry out successively the 3rd the joint connection and build; At last presstressed reinforcing steel is put on from top to bottom, carried out post stretching stretch-draw and duct grouting, concrete tubing string more piece syndeton is as shown in Figure 3;
4) beam slab that carries out above the concrete tubing string is constructed.
Although combine accompanying drawing that the preferred embodiments of the present invention are described above; But the present invention is not limited to the above-mentioned specific embodiment, and the above-mentioned specific embodiment only is schematically, is not restrictive; Those of ordinary skill in the art is under enlightenment of the present invention; Not breaking away under the scope situation that aim of the present invention and claim protect, can also make a lot of forms, these all belong within protection scope of the present invention.
Claims (8)
1. novel precast concrete tubular column structure; It is characterized in that: be the prefabricated concrete pipe pile hollow structure; The concrete tubing string adopts the steel concrete preparation, and precast concrete pipe post jamb inside is furnished with ring-type and vertical reinforcing bar, and precast concrete tubing string inner surface is furnished with the joint bar that connects as one with the back pouring concrete; The precast concrete tubing string is provided with the dentation connector that matches each other in two ends up and down, is provided with the reserving hole channel of the prestressed reinforcement of vertical perforation in the concrete pipe post jamb.
2. according to the said novel precast concrete tubular column structure of claim 1, it is characterized in that: said precast concrete pipe outer surface of column is the ordinary concrete surface, clear-water concrete is surperficial, waterproof concrete is surperficial, the surface of the specific (special) requirements such as concrete surface or anti-corrosion concrete surface of preventing fires; Precast concrete tubing string inner surface is optical surface or rough surface.
3. according to the said novel precast concrete tubular column structure of claim, it is characterized in that: said precast concrete pipe post jamb inside is furnished with ring-type and vertical reinforcing bar is plain bars and prestressed reinforcement, and the reinforcement ratio of plain bars is 0.5-3%; The vertical prestressing reinforcing bar evenly arranges vertically that along the concrete pipe post jamb spacing is 300-1000mm, and the ring orientation prestress reinforcing bar is evenly arranged by the spacing of 1000-3000mm from top to bottom.
4. according to the said novel precast concrete tubular column structure of claim, it is characterized in that: said precast concrete tubing string external diameter is that 0.5-10m, wall thickness are 0.1m-2m.
5. according to the said novel precast concrete tubular column structure of claim, it is characterized in that: the length that said joint bar stretches out concrete tubing string inner surface is 50-500mm, and spacing is 100-500mm.
6. according to the said novel precast concrete tubular column structure of claim, it is characterized in that: the said precast concrete tubing string dentation connector of two ends setting up and down is sawtooth pattern or T flute profile.
7. according to the said novel precast concrete tubular column structure of claim, it is characterized in that: the presstressed reinforcing steel reserving hole channel that is provided with in the said concrete pipe post jamb is 8-16, and the aperture is 40-120mm.
8. job practices of the precast concrete tubing string of new structure according to claim 1 is characterized in that may further comprise the steps:
1) adopt centrifuge method or laterally place tubing string method precast concrete tubing string, concrete grade is C20-C100, transports to the job site then;
2) the precast concrete tubing string is placed into assigned address and cylinder is connected with base plate, then the cavity in the middle of the concrete tubing string is carried out height throwing self-compacting concrete and builds, concrete grade is C20-C100;
3) after first segment precast concrete pipe column casing core has been built concrete; Carry out the hoisting and locating of the second joint concrete tubing string, the dentation connector of two joint precast concrete tubing strings staggers coupling to good, and the reserving hole channel with presstressed reinforcing steel aligns simultaneously; Carry out the concreting of the second joint concrete pipe column casing core; By identical method carry out successively the 3rd the joint and the back several joints connection and build, at last presstressed reinforcing steel is put on from top to bottom, carry out post stretching stretch-draw and duct grouting;
4) beam slab that carries out above the concrete tubing string is constructed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103610602A CN102373804A (en) | 2011-11-15 | 2011-11-15 | Novel precast concrete pipe column structure and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011103610602A CN102373804A (en) | 2011-11-15 | 2011-11-15 | Novel precast concrete pipe column structure and construction method thereof |
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| CN102373804A true CN102373804A (en) | 2012-03-14 |
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| CN2011103610602A Pending CN102373804A (en) | 2011-11-15 | 2011-11-15 | Novel precast concrete pipe column structure and construction method thereof |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720125A (en) * | 2012-06-26 | 2012-10-10 | 天津城市建设学院 | Concrete filled steel tube pier having steel tubes with holes |
| CN103046751A (en) * | 2012-12-04 | 2013-04-17 | 中建三局建设工程股份有限公司 | Binding construction method of steel pipe column ring beam reinforcing bars |
| CN103643740A (en) * | 2013-11-12 | 2014-03-19 | 浙江江南春建设集团有限公司 | Steel pipe column concrete jacking construction method |
| CN103758122A (en) * | 2014-02-13 | 2014-04-30 | 天津大学前沿技术研究院有限公司 | Environment-friendly modular concrete tubular column and construction method thereof |
| CN106049757A (en) * | 2016-07-04 | 2016-10-26 | 清华大学 | Steel tube reinforced concrete member and manufacturing method thereof |
| CN106351401A (en) * | 2016-11-07 | 2017-01-25 | 沈阳建筑大学 | Half-assembling type ultrahigh strength steel tube slip casting overlapped column structure and manufacturing method thereof |
| CN106968399A (en) * | 2017-05-18 | 2017-07-21 | 贵州中建伟业建设工程有限责任公司 | Prefabricated anticorrosive concrete column and preparation method thereof |
| CN107586068A (en) * | 2017-08-29 | 2018-01-16 | 中国电建集团铁路建设有限公司 | A kind of construction method of column concrete and concrete column |
| CN108049394A (en) * | 2017-12-21 | 2018-05-18 | 江苏金风科技有限公司 | Wind power generating set mounting structure and its installation method |
| CN108179843A (en) * | 2018-03-01 | 2018-06-19 | 费熙 | A kind of building-brick type concrete prefabricated post mould and its application process |
| CN108298900A (en) * | 2018-01-29 | 2018-07-20 | 中国电力科学研究院有限公司 | A kind of transmission pole |
| CN109610499A (en) * | 2018-12-07 | 2019-04-12 | 北京天杉高科风电科技有限责任公司 | Single-pile foundation, offshore wind turbine and its installation method with the single-pile foundation |
| WO2023000340A1 (en) * | 2021-07-23 | 2023-01-26 | 青建智造(香港)有限公司 | System and method for connection of cubic structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB959239A (en) * | 1962-04-24 | 1964-05-27 | John Gill Contractors Ltd | Improvements in or relating to reinforced concrete piles |
| JPH11303389A (en) * | 1998-04-23 | 1999-11-02 | Fujita Corp | Work execution method of hollow concrete structure |
| KR20060011598A (en) * | 2004-07-30 | 2006-02-03 | 주식회사 하이콘엔지니어링 | Hollow reinforced concrete column with internal steel tube |
| KR100864953B1 (en) * | 2007-06-13 | 2008-10-23 | 한국건설기술연구원 | Frp-concrete composite structure using precast fiber reinforced polymer pipe of double(inner and outer) hollow type and the construction method using the same |
-
2011
- 2011-11-15 CN CN2011103610602A patent/CN102373804A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB959239A (en) * | 1962-04-24 | 1964-05-27 | John Gill Contractors Ltd | Improvements in or relating to reinforced concrete piles |
| JPH11303389A (en) * | 1998-04-23 | 1999-11-02 | Fujita Corp | Work execution method of hollow concrete structure |
| KR20060011598A (en) * | 2004-07-30 | 2006-02-03 | 주식회사 하이콘엔지니어링 | Hollow reinforced concrete column with internal steel tube |
| KR100864953B1 (en) * | 2007-06-13 | 2008-10-23 | 한국건설기술연구원 | Frp-concrete composite structure using precast fiber reinforced polymer pipe of double(inner and outer) hollow type and the construction method using the same |
Non-Patent Citations (1)
| Title |
|---|
| 郭纯等: "一种新型预制管混凝土柱的轴压性能研究", 《工业建筑》 * |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720125A (en) * | 2012-06-26 | 2012-10-10 | 天津城市建设学院 | Concrete filled steel tube pier having steel tubes with holes |
| CN103046751A (en) * | 2012-12-04 | 2013-04-17 | 中建三局建设工程股份有限公司 | Binding construction method of steel pipe column ring beam reinforcing bars |
| CN103046751B (en) * | 2012-12-04 | 2015-11-25 | 中建三局集团有限公司 | Steel pipe column ring beam reinforcing bar binding construction method |
| CN103643740A (en) * | 2013-11-12 | 2014-03-19 | 浙江江南春建设集团有限公司 | Steel pipe column concrete jacking construction method |
| CN103643740B (en) * | 2013-11-12 | 2016-08-17 | 浙江江南春建设集团有限公司 | A kind of steel pipe column concrete lifting construction method |
| CN103758122A (en) * | 2014-02-13 | 2014-04-30 | 天津大学前沿技术研究院有限公司 | Environment-friendly modular concrete tubular column and construction method thereof |
| CN106049757A (en) * | 2016-07-04 | 2016-10-26 | 清华大学 | Steel tube reinforced concrete member and manufacturing method thereof |
| CN106351401B (en) * | 2016-11-07 | 2018-09-28 | 沈阳建筑大学 | Half assembled super-high strength steel pipe slip casting overlaps rod structure and production method |
| CN106351401A (en) * | 2016-11-07 | 2017-01-25 | 沈阳建筑大学 | Half-assembling type ultrahigh strength steel tube slip casting overlapped column structure and manufacturing method thereof |
| CN106968399A (en) * | 2017-05-18 | 2017-07-21 | 贵州中建伟业建设工程有限责任公司 | Prefabricated anticorrosive concrete column and preparation method thereof |
| CN107586068A (en) * | 2017-08-29 | 2018-01-16 | 中国电建集团铁路建设有限公司 | A kind of construction method of column concrete and concrete column |
| CN107586068B (en) * | 2017-08-29 | 2020-04-14 | 中国电建集团铁路建设有限公司 | Upright column concrete and construction method of concrete upright column |
| CN108049394A (en) * | 2017-12-21 | 2018-05-18 | 江苏金风科技有限公司 | Wind power generating set mounting structure and its installation method |
| CN108298900A (en) * | 2018-01-29 | 2018-07-20 | 中国电力科学研究院有限公司 | A kind of transmission pole |
| CN108179843A (en) * | 2018-03-01 | 2018-06-19 | 费熙 | A kind of building-brick type concrete prefabricated post mould and its application process |
| CN109610499A (en) * | 2018-12-07 | 2019-04-12 | 北京天杉高科风电科技有限责任公司 | Single-pile foundation, offshore wind turbine and its installation method with the single-pile foundation |
| WO2023000340A1 (en) * | 2021-07-23 | 2023-01-26 | 青建智造(香港)有限公司 | System and method for connection of cubic structure |
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Application publication date: 20120314 |