CN105442752A - Reinforced concrete column with anti-seismic property and construction method thereof - Google Patents

Reinforced concrete column with anti-seismic property and construction method thereof Download PDF

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Publication number
CN105442752A
CN105442752A CN201510755267.6A CN201510755267A CN105442752A CN 105442752 A CN105442752 A CN 105442752A CN 201510755267 A CN201510755267 A CN 201510755267A CN 105442752 A CN105442752 A CN 105442752A
Authority
CN
China
Prior art keywords
bloom
concrete
cylinder
column
concrete column
Prior art date
Application number
CN201510755267.6A
Other languages
Chinese (zh)
Inventor
张斯远
孟宪宏
刘伟
Original Assignee
沈阳建筑大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 沈阳建筑大学 filed Critical 沈阳建筑大学
Priority to CN201510755267.6A priority Critical patent/CN105442752A/en
Publication of CN105442752A publication Critical patent/CN105442752A/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92Protection against other undesired influences or dangers
    • E04B1/98Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/30Columns; Pillars; Struts
    • E04C3/34Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings

Abstract

The invention discloses a reinforced concrete column. Two sides of the lower part of the concrete column body are respectively provided with column body steel blocks integrally welded with reinforcement cages of the concrete column body, foundation steel blocks corresponding to the column body steel blocks and integrally welded with the reinforcement cages of concrete foundation reinforcement cages are arranged at the upper part of the concrete foundation; and two side surfaces of parts, exposed out of the concrete column body, of the column body steel blocks and two side surfaces of the part, exposed out of the concrete foundation, of the foundation steel blocks are connected into a whole by welding V-shaped reinforcing steel bars into preformed holes. As two groups of V-shaped reinforcing steel bars in fixed connection with the concrete foundation are added at the two sides of the root of the concrete column body, the reinforced concrete column has the anti-seismic property, when suffering from powerfully lateral external force resulted from earthquake, even if the concrete column body inclines, only the V-shaped reinforcing steel bars deform, and the earthquake energy is consumed by the deformed V-shaped reinforcing steel bars, so the concrete column body is not easy to break from the concrete foundation, the building is not easy to collapse, and the anti-seismic property is improved.

Description

A kind of reinforced concrete post and construction method thereof with anti-seismic performance
Technical field
The present invention relates to building structure, particularly a kind of reinforced concrete post and construction method thereof with anti-seismic performance.
Background technology
Reinforced concrete post is architectural important component, plays an important role to the intensity of building.Reinforced concrete post on existing building is vertical with concrete foundation builds integral, and the concrete column Horizontal Seismic poor performance of this structure, once there is violent earthquake, pillar root under lateral external forces effect very easily ruptures, and causes building collapsing.
Summary of the invention
The object of the invention is to provide a kind of reinforced concrete post and the construction method thereof with anti-seismic performance for the above-mentioned defect of existing reinforced concrete post, in order to alleviate the destruction of earthquake to building.
For realizing this purpose, the reinforced concrete post with anti-seismic performance provided by the invention, comprise concrete column and concrete foundation, be characterized in, have respectively in the both sides, bottom of concrete column and construct all-in-one-piece cylinder bloom with concrete column, have corresponding with cylinder bloom on concrete foundation top, all-in-one-piece basis bloom is constructed with concrete foundation, cylinder bloom exposes the two sides of concrete column part and basic bloom exposes the v shape reinforcing bar having one group of two ends and cylinder bloom to be fixedly connected with basic bloom respectively between the two sides of concrete foundation part.
The construction method of reinforced concrete post of the present invention comprises the following steps:
1) cylinder bloom, basic bloom and v shape reinforcing bar is made, for subsequent use
Cylinder bloom and basic bloom take cuboid, and size is determined by Architectural Design Requirements; The two sides of exposing concrete column at cylinder bloom and basic bloom drill through respectively one group of spaced preformed hole; The size of v shape reinforcing bar is determined according to the phase mutual edge distance of the preformed hole on cylinder bloom with the preformed hole on basic bloom;
2) reinforcing cage and mounting cylinder bloom, basic bloom is made
When making the reinforcing cage of concrete column, getting two pieces of above-mentioned cylinder blooms, its one end not with preformed hole being welded on respectively the both sides of reinforcing cage; When making the reinforcing cage of concrete foundation, get above-mentioned basic bloom two pieces, by its one end not with preformed hole respectively corresponding cylinder bloom be welded on above the reinforcing cage of concrete foundation; Then to concrete foundation and concrete column placing of concrete, cylinder bloom and basic bloom are exposed respectively from the concrete of concrete column and the concrete of concrete foundation with the end of preformed hole;
3) v shape reinforcing bar is welded
After completing the concrete curing of concrete foundation and concrete column, get above-mentioned v shape reinforcing bar, the two ends of v shape reinforcing bar to be inserted respectively on cylinder bloom and basic bloom two sides in corresponding preformed hole, by v shape reinforcing bar and cylinder bloom and basic bloom integrally welded.
The present invention is prefabricated concrete structure, owing to adding two groups of v shape reinforcing bars be fixedly connected with concrete foundation in the both sides of steel concrete concrete column root, make concrete column when meeting with the strong lateral external forces effect that earthquake is formed, even if run-off the straight, also v shape reinforcing bar can only be made to be out of shape, and (the v shape reinforcing bar of side is stretched, the v shape reinforcing bar of opposite side is compressed), the energy of earthquake is consumed by the v shape reinforcing bar be out of shape, concrete column is not easily ruptured with concrete foundation, building also just not easily collapses, thus reach raising Antiseismic building performance, the object of earthquake disaster mitigation loss, also significant for the reconstruction after calamity.
Accompanying drawing explanation
Fig. 1 is the structural representation (elevation) of reinforced concrete post of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is that Fig. 1 reinforced concrete post is schemed by power consumption during External Force Acting.
In figure: 1-concrete column, 2-reinforcing cage, 3-cylinder bloom, 4-v shape reinforcing bar, 5-basis bloom, 6-concrete foundation.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
The present embodiment is the reinforced concrete post in certain building, and as depicted in figs. 1 and 2, the cross section of concrete column 1 is that 400mm ╳ 400mm is square, and concrete column height is 3600mm, builds integral with concrete foundation 6.
The construction method of this reinforced concrete post comprises the following steps:
1, processing and fabricating cylinder bloom 3, basic bloom 5 and v shape reinforcing bar 4
The front of cylinder bloom 3 is 200mm ╳ 200mm square, and thickness is 50mm, and on two sides that thickness direction is relative, apart from an end face 40mm place brill three preformed holes, preformed hole is open-work, and the mutual spacing of preformed hole is 60mm;
The shape and size of basis bloom 5 are identical with cylinder bloom 3.
Employing diameter is the HRB400 reinforcing bar of 10mm, makes the v shape reinforcing bar 4 that many angles are 45 degree, the length of side is 100mm.
2, reinforcing cage 2 and mounting cylinder bloom 3, basic bloom 5 is made
When making the reinforcing cage 2 of concrete concrete column, getting above-mentioned cylinder bloom two pieces, its one end not with preformed hole being welded on respectively the both sides of reinforcing cage; When making the reinforcing cage of concrete concrete foundation, get above-mentioned basic bloom two pieces, above its one end not with the preformed hole respectively reinforcing cage that be welded on concrete foundation corresponding with cylinder bloom; Then to concrete foundation and concrete column placing of concrete, cylinder bloom and basic bloom is made from concrete column body concrete and concrete foundation concrete, to expose 30mm respectively with the end of preformed hole.
3, v shape reinforcing bar 4 is welded
After completing concrete foundation and concrete column concrete curing, the two ends of above-mentioned v shape reinforcing bar 4 are inserted respectively in cylinder bloom upper end preformed hole and basic bloom outer end preformed hole, in the middle of cylinder bloom preformed hole and and basic bloom in the middle of in preformed hole, cylinder bloom lower end preformed hole and and the inner preformed hole of basic bloom in, then by welding, cylinder bloom and basic bloom are connected by v shape reinforcing bar.
As shown in Figure 3, if run-off the straight left under the lateral external forces effect that this reinforced concrete post is formed in earthquake, v shape reinforcing bar on the right side of its root can be stretched, the v shape reinforcing bar in left side is compressed simultaneously, v shape reinforcing bar can consume the energy of earthquake in deformation process, even if concrete column run-off the straight, its root can not disconnect with concrete foundation easily, building then not easily collapses (reinforcing bar of distortion when external force is less can help concrete column to restore to the original state by its elasticity after consumption outside energy), its anti-seismic performance is improved, thus effectively can alleviate the destruction of earthquake to building, be conducive to post-disaster reconstruction.

Claims (2)

1. one kind has the reinforced concrete post of anti-seismic performance, comprise concrete column (1) and concrete foundation (6), be characterized in, have respectively in the both sides, bottom of concrete column and construct all-in-one-piece cylinder bloom (3) with concrete column, have corresponding with cylinder bloom on concrete foundation top, all-in-one-piece basis bloom (5) is constructed with concrete foundation, cylinder bloom exposes the two sides of concrete column part and basic bloom exposes the v shape reinforcing bar (4) having one group of two ends and cylinder bloom to be fixedly connected with basic bloom respectively between the two sides of concrete foundation part.
2. there is described in claim 1 construction method of the reinforced concrete post of anti-seismic performance, it is characterized in that comprising the following steps:
1) cylinder bloom, basic bloom and v shape reinforcing bar is made, for subsequent use
Cylinder bloom and basic bloom take cuboid, and size is determined by Architectural Design Requirements; The two sides of exposing concrete column at cylinder bloom and basic bloom drill through respectively one group of spaced preformed hole; The size of v shape reinforcing bar is determined according to the phase mutual edge distance of the preformed hole on cylinder bloom with the preformed hole on basic bloom;
2) reinforcing cage (2) and mounting cylinder bloom, basic bloom is made
When making the reinforcing cage of concrete column, getting two pieces of above-mentioned cylinder blooms, its one end not with preformed hole being welded on respectively the both sides of reinforcing cage; When making the reinforcing cage of concrete foundation, get above-mentioned basic bloom two pieces, by its one end not with preformed hole respectively corresponding cylinder bloom be welded on above the reinforcing cage of concrete foundation; Then to concrete foundation and concrete column placing of concrete, cylinder bloom and basic bloom are exposed respectively from the concrete of concrete column and the concrete of concrete foundation with the end of preformed hole;
3) v shape reinforcing bar is welded
After completing the concrete curing of concrete foundation and concrete column, get above-mentioned v shape reinforcing bar, the two ends of v shape reinforcing bar to be inserted respectively on cylinder bloom and basic bloom two sides in corresponding preformed hole, by v shape reinforcing bar and cylinder bloom and basic bloom integrally welded.
CN201510755267.6A 2015-11-06 2015-11-06 Reinforced concrete column with anti-seismic property and construction method thereof CN105442752A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510755267.6A CN105442752A (en) 2015-11-06 2015-11-06 Reinforced concrete column with anti-seismic property and construction method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510755267.6A CN105442752A (en) 2015-11-06 2015-11-06 Reinforced concrete column with anti-seismic property and construction method thereof

Publications (1)

Publication Number Publication Date
CN105442752A true CN105442752A (en) 2016-03-30

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Application Number Title Priority Date Filing Date
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Country Status (1)

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CN (1) CN105442752A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000008493A (en) * 1998-06-23 2000-01-11 Asahi Chem Ind Co Ltd Base plate for column leg
JP2001303585A (en) * 2000-04-25 2001-10-31 Kazuhide Kutani Aseismatic construction method for anchor bolt
JP2011021413A (en) * 2009-07-17 2011-02-03 Kaneshin:Kk Hold-down hardware
CN102304892A (en) * 2011-07-29 2012-01-04 清华大学 External energy-consumption self-resetting bridge pier stud structure system and realization method thereof
CN103147391A (en) * 2013-03-29 2013-06-12 东南大学 Corrosion-resistant self-centering bridge pier structure easy for seismic rehabilitation
JP2013217184A (en) * 2012-03-14 2013-10-24 Ohbayashi Corp Structure and method for joining pile and foundation
CN104878948A (en) * 2015-04-07 2015-09-02 淮海工学院 Reinforced concrete frame beam hogging moment region reinforcing method and reinforcing device
CN104895249A (en) * 2015-06-09 2015-09-09 华侨大学 Combined column foot capable of being repaired in situ

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000008493A (en) * 1998-06-23 2000-01-11 Asahi Chem Ind Co Ltd Base plate for column leg
JP2001303585A (en) * 2000-04-25 2001-10-31 Kazuhide Kutani Aseismatic construction method for anchor bolt
JP2011021413A (en) * 2009-07-17 2011-02-03 Kaneshin:Kk Hold-down hardware
CN102304892A (en) * 2011-07-29 2012-01-04 清华大学 External energy-consumption self-resetting bridge pier stud structure system and realization method thereof
JP2013217184A (en) * 2012-03-14 2013-10-24 Ohbayashi Corp Structure and method for joining pile and foundation
CN103147391A (en) * 2013-03-29 2013-06-12 东南大学 Corrosion-resistant self-centering bridge pier structure easy for seismic rehabilitation
CN104878948A (en) * 2015-04-07 2015-09-02 淮海工学院 Reinforced concrete frame beam hogging moment region reinforcing method and reinforcing device
CN104895249A (en) * 2015-06-09 2015-09-09 华侨大学 Combined column foot capable of being repaired in situ

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Application publication date: 20160330

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