CN105369893A - Reinforced concrete column capable of resisting external force deformation and construction method thereof - Google Patents
Reinforced concrete column capable of resisting external force deformation and construction method thereof Download PDFInfo
- Publication number
- CN105369893A CN105369893A CN201510755432.8A CN201510755432A CN105369893A CN 105369893 A CN105369893 A CN 105369893A CN 201510755432 A CN201510755432 A CN 201510755432A CN 105369893 A CN105369893 A CN 105369893A
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- Prior art keywords
- bloom
- concrete
- concrete column
- cylinder
- basic
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/002—Concrete
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0026—Metals
- E02D2300/0029—Steel; Iron
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Foundations (AREA)
Abstract
The invention discloses a reinforced concrete column capable of resisting external force deformation and a construction method thereof. According to the reinforced concrete column, the two sides of the lower part of a concrete column body are respectively provided with column body steel blocks which are integrated with a reinforcement cage of the concrete column body by welding; the upper part of a concrete base is provided with base steel blocks which correspond to the column body steel blocks and are integrated with a concrete base reinforcement cage by welding; and v-shaped reinforcements are welded in preformed holes between the bottom surfaces, exposing out of the concrete column body, of the column body steel blocks and top surfaces, exposing out of the concrete base, of the base steel blocks for connecting the column body steel blocks and the base steel blocks as a whole. According to the reinforced concrete column, two groups of v-shaped reinforcements which are fixedly connected with the concrete base are additionally arranged on the root part of the concrete column body, so that the reinforced concrete column has capacity of resisting external force; under strong transverse force formed by an earthquake, even the concrete column body inclines, only the v-shaped reinforces are deformed to consume earthquake energy, so that the concrete column body is not liable to crack with the concrete base, and therefore, the building is not liable to collapse, and the earthquake resistant behavior of the building is improved.
Description
Technical field
The present invention relates to building structure, particularly a kind of can external force resistance distortion reinforced concrete post and construction method.
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 horizontal external force resistance deformability of concrete column of this structure is poor, once generation 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 for the above-mentioned defect of existing reinforced concrete post provide a kind of can external force resistance distortion reinforced concrete post and construction method, in order to improve the anti-seismic performance of building, earthquake disaster mitigation lose.
For realizing this purpose, provided by the invention can external force resistance distortion reinforced concrete post, comprise concrete column and concrete foundation, have respectively in the both sides, bottom of concrete column and construct all-in-one-piece cylinder bloom with concrete column, have on concrete foundation top corresponding with cylinder bloom, construct all-in-one-piece basis bloom with concrete foundation, cylinder bloom exposes the bottom surface 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 end face of concrete foundation.
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; Expose at cylinder bloom end face that the bottom surface of concrete column and basic bloom expose concrete foundation and drill through one group of spaced preformed hole respectively; 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, mounting cylinder bloom and 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 described cylinder bloom be welded on above the reinforcing cage of concrete foundation; Then to concrete foundation and concrete column placing of concrete, cylinder bloom is exposed from concrete column body concrete with the end of preformed hole, the end face of basic bloom and concrete foundation concrete surface maintain an equal level;
3) v shape reinforcing bar is welded
After completing concrete foundation and concrete column concrete curing, get above-mentioned v shape reinforcing bar, the two ends of v shape reinforcing bar inserted respectively in cylinder bloom bottom surface and preformed hole corresponding to basic bloom end face, 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 the square of 200mm ╳ 200mm, and thickness is 50mm, and on a side at front end 20mm place, boring five preformed holes of mutual spacing 40mm, preformed hole is 200mm open-work, preformed hole diameter 10mm.
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 (not comprising the 200mm length inserted in preformed hole).
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, make cylinder bloom expose 30mm from concrete column body concrete, basic bloom maintains an equal level with the end of preformed hole and concrete foundation concrete surface.
3, v shape reinforcing bar 4 is welded
After completing concrete foundation and concrete column concrete curing, in the preformed hole of cylinder bloom corresponding up and down and the preformed hole of basic bloom, insert above-mentioned v shape reinforcing bar 4 respectively, 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 can external force resistance distortion reinforced concrete post, comprise concrete column (1) and concrete foundation (6), it is characterized in that, 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 bottom surface 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 end face of concrete foundation.
2. can the construction method of reinforced concrete post of external force resistance distortion described in claim 1, 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; Expose at cylinder bloom end face that the bottom surface of concrete column and basic bloom expose concrete foundation and drill through one group of spaced preformed hole respectively; 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), mounting cylinder bloom and 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 described cylinder bloom be welded on above the reinforcing cage of concrete foundation; Then to concrete foundation and concrete column placing of concrete, cylinder bloom is exposed from concrete column body concrete with the end of preformed hole, the end face of basic bloom and concrete foundation concrete surface maintain an equal level;
3) v shape reinforcing bar is welded
After completing concrete foundation and concrete column concrete curing, get above-mentioned v shape reinforcing bar, the two ends of v shape reinforcing bar inserted respectively in cylinder bloom bottom surface and preformed hole corresponding to basic bloom end face, by v shape reinforcing bar and cylinder bloom and basic bloom integrally welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510755432.8A CN105369893A (en) | 2015-11-06 | 2015-11-06 | Reinforced concrete column capable of resisting external force deformation and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510755432.8A CN105369893A (en) | 2015-11-06 | 2015-11-06 | Reinforced concrete column capable of resisting external force deformation and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105369893A true CN105369893A (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510755432.8A Pending CN105369893A (en) | 2015-11-06 | 2015-11-06 | Reinforced concrete column capable of resisting external force deformation and construction method thereof |
Country Status (1)
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000008493A (en) * | 1998-06-23 | 2000-01-11 | Okabe Co Ltd | Base plate for column leg |
| JP2001303585A (en) * | 2000-04-25 | 2001-10-31 | Okabe Co Ltd | 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 |
-
2015
- 2015-11-06 CN CN201510755432.8A patent/CN105369893A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000008493A (en) * | 1998-06-23 | 2000-01-11 | Okabe Co Ltd | Base plate for column leg |
| JP2001303585A (en) * | 2000-04-25 | 2001-10-31 | Okabe Co Ltd | 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: 20160302 |
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