CN103993701A - Petal-shaped concrete column and construction method thereof - Google Patents
Petal-shaped concrete column and construction method thereof Download PDFInfo
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- CN103993701A CN103993701A CN201410240040.3A CN201410240040A CN103993701A CN 103993701 A CN103993701 A CN 103993701A CN 201410240040 A CN201410240040 A CN 201410240040A CN 103993701 A CN103993701 A CN 103993701A
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Abstract
The invention relates to the field of building construction, and particularly relates to a petal-shaped concrete column and a construction method thereof. The petal-shaped concrete column comprises a column body and a column cap, wherein the bottom of the column body is a solid cylinder which is divided into two parts from bottom to top and then the two parts are divided into four parts; the column cap is an annulated column cap; embedded elements are respectively embedded in the top surface and the bottom surface of the annulated column cap. The construction method comprises the following steps: step one, formulating a reasonable construction process; step two, manufacturing the embedded elements; step three, machining column body and column cap rebars; step four, installing a template; step five, installing the rebars; step six, installing the embedded elements; step seven, performing concrete pouring and maintenance. The bearing capacity of the petal-shaped concrete column disclosed by the invention is increasingly improved from top to bottom, holes of the petal-shaped concrete column are more and more larger from bottom to top, so that the installation requirement and the structure safety requirement are met; the precise embedding and structure construction are synchronous, so that the precise installation of equipment is realized.
Description
Technical field
The present invention relates to the realm of building construction, be specifically related to a kind of petal concrete column and construction method thereof.
Background technology
The gallery of show field is provided with rotary seat, and by Stage Design effect, being determined will be at the inner equipment of realizing seat rotation of installing of chair supporting column.Different from general post, this post requires shaft up/down perforation, left and right perforate.And install for meeting equipment, shaft has built-in fitting up and down, embedded part One's name is legion, and required precision is strict, and difficulty of construction is relatively large.
In order to meet Chinese show theatre chair installation requirement, rod structure requires up/down perforation, left and right perforate.The prior art that can realize hollow form is generally steel pipe column, annulus reinforced concrete post etc.Immediate technical scheme is common circular ring type reinforced concrete post, and punches in both sides.The shortcoming of general circular ring type reinforced concrete post: be only applicable to require the post of up/down perforation, realize both sides perforation if want and meet the necessary perforate of special installation installation.Not only destroy shaft structure, be also difficult to the required precision that the equipment that reaches is installed.
Summary of the invention
For addressing the above problem, the invention discloses a kind of petal concrete column, this post is reinforced concrete structure post, the post self structure of this form is stable, can meet again the installation requirement of special installation.Concrete solution is:
A petal concrete column, comprises shaft and cap, and described shaft bottom is solid cylinder, is up divided into two, and two are divided into four then, and described cap is annular cap, at annular cap end face and bottom surface, is embedded with respectively built-in fitting.
As preferably, built-in fitting comprises pre-embedded steel slab and dowel, and pre-embedded steel slab is rectangular steel plates and curved plate, and dowel region is identical with pre-embedded steel slab shape, and pre-embedded steel slab and dowel adopt the welding of T shape; Be imbedded on the arc of cap end face the pre-embedded steel slab of built-in fitting on built-in fitting and rectangle and be provided with vibrate hole and air-vent, vibrate hole and air-vent are evenly arranged, and this hole of vibrating polishes with material roundlet divided edge of steel plate plug welding polishing with uniform thickness after casting and compacting of concrete;
As preferably, under rectangle, built-in fitting is imbedded at cap soffit and across is symmetrical arranged.
The invention also discloses a kind of construction method of petal concrete column.Comprise the steps:
The first step, formulates reasonable construction flow process.
Second step, built-in fitting is made: when dowel diameter is not more than 20mm, should adopt pressure submerged arc welding, when dowel diameter is greater than 20mm, should adopt perforation plug welding to polish.
The 3rd step, cylinder and the processing of cap reinforcing bar: the working height of stirrup is 930～940mm; Setting-out at the scene before steel hoop processing, processes according to lofting ruler little progress row.
The 4th step, template is installed: template installation Hou Ying organization steel structural units checks Template Location, size; Before reinforcement installation, on bed die, emit the location of steel hoop and the location of beam face built-in fitting dowel, so that follow-up construction; Setting-out work should carry out an acceptance inspection.
The 5th step, reinforcement installation: can steel pipe be set at the dowel place of plate face embedded part in installation process or bar planting is not less than 32 reinforcing bar, so that follow-up embedded part is installed.After reinforcement installation completes, carry out an acceptance inspection.
The 6th step, installs embedded part: after reinforcement installation completes, extract steel pipe or the reinforcing bar of location use out, embedded part is in place; After whole installations, then carry out an acceptance inspection.
The 7th step, concreting and maintenance: during pouring concrete, in embedded part plate and near should strengthen vibrating, guarantee that under embedded part plate, concrete is full of closely knit.
Beneficial effect: from top to down, supporting capacity is more and more stronger for petal post of the present invention; From below to up, hole is increasing, forms the form of structure of up/down perforation, left and right perforate, meets the installation requirement of the equipment such as lifting shaft in post, also meets structural safety requirement simultaneously.Accurate embedded part is synchronizeed with structure construction, and the equipment of can realizing is accurately installed.
Accompanying drawing explanation
Fig. 1 is concrete solid cylinder sectional drawing;
Fig. 2 is two minutes post sectional drawings of concrete;
Fig. 3 is concrete petal post sectional drawing;
Fig. 4 is annular cap;
Fig. 5 is built-in fitting arrangement diagram on annular cap;
Fig. 6 is built-in fitting arrangement diagram under annular cap;
Fig. 7 is built-in fitting schematic diagram on arc;
Fig. 8 is built-in fitting schematic diagram on long rectangle;
Fig. 9 is built-in fitting schematic diagram on rectangle;
Figure 10 is built-in fitting schematic diagram under rectangle;
Figure 11 is built-in fitting heeling-in drawing;
In figure, 11, solid cylinder; 12, two minutes posts; 13, petal post; 2, cap; 3, through hole; 41, built-in fitting on arc; 42, built-in fitting on rectangle; 43, built-in fitting on long rectangle; 5, built-in fitting under rectangle; 61, dowel; 62, the hole of vibrating; 63, pre-embedded steel slab.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
Shown in Fig. 1, Fig. 2, Fig. 3, petal concrete column of the present invention comprises shaft and cap, shaft bottom is solid cylinder, up be divided into two into two minutes posts, then two are divided into four one-tenth petal posts, and shown in Fig. 4, Fig. 5, Fig. 6, described cap is annular cap, cap has through hole, at annular cap end face and bottom surface, is embedded with respectively built-in fitting.Shown in Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, built-in fitting comprises pre-embedded steel slab and dowel, and pre-embedded steel slab is rectangular steel plates and curved plate, and dowel region is identical with pre-embedded steel slab shape, and pre-embedded steel slab and dowel adopt the welding of T shape; Being imbedded on the arc of cap upper surface built-in fitting presses close to interior annulus and is symmetrical arranged, upper built-in fitting is respectively along X-axis, Y-axis and Z axis setting, pre-embedded steel slab is provided with vibrate hole and air-vent, vibrate hole and air-vent is evenly arranged, and this hole of vibrating polishes with material roundlet divided edge of steel plate plug welding polishing with uniform thickness after casting and compacting of concrete; Under rectangle, built-in fitting is imbedded at cap soffit and is symmetrical arranged along X-axis and Y-axis across.
The construction method of petal concrete column of the present invention, comprises the steps:
The first step, formulates reasonable construction flow process.
Second step, built-in fitting is made: when dowel diameter is not more than 20mm, should adopt pressure submerged arc welding, when dowel diameter is greater than 20mm, should adopt perforation plug welding to polish.And should accomplish: 1. before construction, will accurately locate, and require to form between each embedded parts of cap top and bottom whole; 2. at the bottom of the flat cap face of the embedded part face of built-in fitting or cap; Built-in fitting plan-position allowable error is ± 10mm; Embedded part requires to bury underground smooth; Cap face embedded part absolute altitude allowable error is+0～-10mm; At the bottom of cap, embedded part face absolute altitude allowable error is+0～+ 10mm; Cylinder embedded part requires fine finishining, and especially arc built-in fitting should reach 9 class precisions, whole board plane degree <0.2mm; Build rear whole board plane degree <2mm; 3. for guaranteeing pouring concrete quality, the part embedded part plate setting air-vent that vibrates; The air-vent radius 80mm that vibrates, application uniform thickness polishes with material roundlet divided edge of steel plate plug welding polishing.
The 3rd step, cylinder and the processing of cap reinforcing bar: the working height of stirrup is 930 ~ 940mm, the most very much not should surpass 950mm; Setting-out at the scene before steel hoop processing, processes according to lofting ruler little progress row.
The 4th step, template is installed: template installation Hou Ying organization steel structural units checks Template Location, size; Before reinforcement installation, on bed die, emit the location of steel hoop and the location of beam face built-in fitting dowel, so that follow-up construction; Setting-out work should carry out an acceptance inspection; Described template is the large thick and high-strength degree of prefabrication steel form, and steel form is shaped to every of high 500mm/, adopts on-the-spot connecting method to assemble, and guarantees stability, compactness that template is installed simultaneously.
The 5th step, reinforcement installation: can steel pipe be set at the dowel place of plate face embedded part in installation process or bar planting is not less than 32 reinforcing bar, so that follow-up embedded part is installed.After reinforcement installation completes, carry out an acceptance inspection.
The 6th step, installs embedded part: after reinforcement installation completes, extract steel pipe or the reinforcing bar of location use out, embedded part is in place; After whole installations, then carry out an acceptance inspection.
The 7th step, concreting and maintenance: during pouring concrete, in embedded part plate and near should strengthen vibrating, guarantee that under embedded part plate, concrete is full of closely knit.
Claims (5)
1. a petal concrete column, comprises shaft and cap, it is characterized in that, described shaft bottom is solid cylinder, is up divided into two, and two are divided into four then, and described cap is annular cap, at annular cap end face and bottom surface, is embedded with respectively built-in fitting.
2. concrete column according to claim 1, is characterized in that, built-in fitting comprises pre-embedded steel slab and dowel,
Described pre-embedded steel slab is rectangular steel plates and curved plate, and dowel region is identical with pre-embedded steel slab shape, and pre-embedded steel slab and dowel adopt the welding of T shape;
Be imbedded on the arc of cap end face the pre-embedded steel slab of built-in fitting on built-in fitting and rectangle and be provided with vibrate hole and air-vent, vibrate hole and air-vent are evenly arranged, and this hole of vibrating polishes with material roundlet divided edge of steel plate plug welding polishing with uniform thickness after casting and compacting of concrete;
Under rectangle, built-in fitting is imbedded at cap soffit and across is symmetrical arranged.
3. a construction method for petal concrete column, is characterized in that, comprises the steps:
The first step, formulates reasonable construction flow process;
Second step, built-in fitting is made: when dowel diameter is not more than 20mm, should adopt pressure submerged arc welding, when dowel diameter is greater than 20mm, should adopt perforation plug welding to polish;
The 3rd step, cylinder and the processing of cap reinforcing bar: the working height of stirrup is 930～940mm; Setting-out at the scene before steel hoop processing, processes according to lofting ruler little progress row;
The 4th step, template is installed: template installation Hou Ying organization steel structural units checks Template Location, size; Before reinforcement installation, on bed die, emit the location of steel hoop and the location of beam face built-in fitting dowel, so that follow-up construction; Setting-out work should carry out an acceptance inspection;
The 5th step, reinforcement installation: can steel pipe be set at the dowel place of plate face embedded part in installation process or bar planting is not less than 32 reinforcing bar, so that follow-up embedded part is installed, after reinforcement installation completes, carry out an acceptance inspection;
The 6th step, installs embedded part: after reinforcement installation completes, extract steel pipe or the reinforcing bar of location use out, embedded part is in place; After whole installations, then carry out an acceptance inspection;
The 7th step, concreting and maintenance: during pouring concrete, in embedded part plate and near should strengthen vibrating, guarantee that under embedded part plate, concrete is full of closely knit.
4. construction method according to claim 3, is characterized in that, in second step, should accomplish:
1. before construction, to accurately locate, and require to form between each embedded parts of cap top and bottom whole;
2. at the bottom of the flat cap face of the embedded part face of built-in fitting or cap; Embedded part plan-position allowable error is ± 10mm; Built-in fitting requires to bury underground smooth; Cap face embedded part absolute altitude allowable error is+0～-10mm; At the bottom of cap, embedded part face absolute altitude allowable error is+0～+ 10mm; Cylinder embedded part requires fine finishining, 9 class precisions, whole board plane degree <0.2mm; Build rear whole board plane degree <2mm;
3. for guaranteeing pouring concrete quality, the part embedded part plate setting air-vent that vibrates; The air-vent radius 80mm that vibrates, application uniform thickness polishes with material roundlet divided edge of steel plate plug welding polishing.
5. construction method according to claim 3, is characterized in that, in the 4th step, described template is the large thick and high-strength degree of prefabrication steel form, and steel form is shaped to every of high 500mm/, adopt on-the-spot connecting method to assemble, guarantee stability, compactness that template is installed simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410240040.3A CN103993701B (en) | 2014-06-03 | 2014-06-03 | A kind of petal concrete column and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410240040.3A CN103993701B (en) | 2014-06-03 | 2014-06-03 | A kind of petal concrete column and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN103993701A true CN103993701A (en) | 2014-08-20 |
| CN103993701B CN103993701B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410240040.3A Expired - Fee Related CN103993701B (en) | 2014-06-03 | 2014-06-03 | A kind of petal concrete column and construction method thereof |
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Citations (9)
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|---|---|---|---|---|
| WO1994028263A2 (en) * | 1993-05-28 | 1994-12-08 | Rossi Jean Louis | Method for fabricating construction elements for the erection of pillars and elements obtained according to such method |
| CN2474607Y (en) * | 2001-03-27 | 2002-01-30 | 天津大学 | Steel concrete separated column for high storey building |
| WO2003054321A1 (en) * | 2001-12-14 | 2003-07-03 | Usinor | Prefabricated composite post for constructing a building vertical support structure consisting of at least a hollow cylindrical steel section |
| CN2806624Y (en) * | 2005-06-27 | 2006-08-16 | 扬州大学 | Reinforced concrete damping column |
| CN202265937U (en) * | 2011-09-20 | 2012-06-06 | 新世纪建设集团有限公司 | Decorative roman column structure |
| CN102493647A (en) * | 2011-12-05 | 2012-06-13 | 中冶天工集团有限公司 | Construction method for high-rise concrete structure |
| CN202401665U (en) * | 2011-09-18 | 2012-08-29 | 烟台大学 | Self-adapting split column |
| CN103088915A (en) * | 2012-08-16 | 2013-05-08 | 杨众 | Cast-in-site column with column cap and construction method |
| CN103276895A (en) * | 2013-06-06 | 2013-09-04 | 金陵科技学院 | Reversed-cone-shaped column cap die and die supporting method thereof |
-
2014
- 2014-06-03 CN CN201410240040.3A patent/CN103993701B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994028263A2 (en) * | 1993-05-28 | 1994-12-08 | Rossi Jean Louis | Method for fabricating construction elements for the erection of pillars and elements obtained according to such method |
| CN2474607Y (en) * | 2001-03-27 | 2002-01-30 | 天津大学 | Steel concrete separated column for high storey building |
| WO2003054321A1 (en) * | 2001-12-14 | 2003-07-03 | Usinor | Prefabricated composite post for constructing a building vertical support structure consisting of at least a hollow cylindrical steel section |
| CN2806624Y (en) * | 2005-06-27 | 2006-08-16 | 扬州大学 | Reinforced concrete damping column |
| CN202401665U (en) * | 2011-09-18 | 2012-08-29 | 烟台大学 | Self-adapting split column |
| CN202265937U (en) * | 2011-09-20 | 2012-06-06 | 新世纪建设集团有限公司 | Decorative roman column structure |
| CN102493647A (en) * | 2011-12-05 | 2012-06-13 | 中冶天工集团有限公司 | Construction method for high-rise concrete structure |
| CN103088915A (en) * | 2012-08-16 | 2013-05-08 | 杨众 | Cast-in-site column with column cap and construction method |
| CN103276895A (en) * | 2013-06-06 | 2013-09-04 | 金陵科技学院 | Reversed-cone-shaped column cap die and die supporting method thereof |
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| CN103993701B (en) | 2016-05-18 |
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Granted publication date: 20160518 Termination date: 20170603 |