CN111622424A - Construction method for inserting ribs into frame structure column - Google Patents

Construction method for inserting ribs into frame structure column Download PDF

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Publication number
CN111622424A
CN111622424A CN202010320112.0A CN202010320112A CN111622424A CN 111622424 A CN111622424 A CN 111622424A CN 202010320112 A CN202010320112 A CN 202010320112A CN 111622424 A CN111622424 A CN 111622424A
Authority
CN
China
Prior art keywords
column
steel bars
raft
steel
bar
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202010320112.0A
Other languages
Chinese (zh)
Inventor
庞鹏
王威威
黎耀彬
黄豪
周胜富
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China MCC20 Group Corp Ltd
Shanghai Ershiye Construction Co Ltd
Original Assignee
China MCC20 Group Corp Ltd
Shanghai Ershiye Construction Co Ltd
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 China MCC20 Group Corp Ltd, Shanghai Ershiye Construction Co Ltd filed Critical China MCC20 Group Corp Ltd
Priority to CN202010320112.0A priority Critical patent/CN111622424A/en
Publication of CN111622424A publication Critical patent/CN111622424A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00Foundations as substructures
    • E02D27/01Flat foundations
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work

Abstract

The invention relates to a frame structure column dowel bar construction method which is characterized by comprising the following steps of installing raft lower-layer steel bars and installing column bottom positioning stirrups; manufacturing and installing a column inserted rib steel framework; installing reinforcing steel bars at the upper part of the raft and installing positioning structure reinforcing steel bars; installing column inserted bar anchoring steel bars; and (5) concealed acceptance and concrete pouring. The invention has simple structure and convenient use, can effectively ensure accurate positioning of the frame structure column dowel, and is convenient for subsequent positioning and paying-off and column template construction.

Description

Construction method for inserting ribs into frame structure column
Technical Field
The invention relates to the field of building construction, in particular to a construction method of a frame structure column dowel.
Background
According to the traditional column inserting rib construction method, the column inserting ribs are difficult to protect or the supporting effect is not obvious after the column inserting ribs are reserved, so that the situation that the column inserting ribs are not deviated along the straight direction is often caused after the concrete construction of the bottom plate is finished, and the subsequent construction quality is difficult to guarantee. Therefore, there is a need for a construction method that can effectively prevent the deviation of the column dowels and ensure the construction quality.
Disclosure of Invention
The invention provides a construction method for inserting ribs into a frame structure column, which can effectively support a template, is convenient to construct and effectively improves the pouring quality of concrete with different strengths at beam slab column joints of the frame structure.
In order to achieve the purpose, the invention provides the following technical scheme: a construction method for inserting ribs into a frame structure column is characterized by comprising the following specific steps:
the method comprises the following steps: installing the lower layer steel bars of the raft and installing column bottom positioning stirrups;
after the construction of the waterproof protective layer at the bottom of the raft is finished and the raft passes the inspection and acceptance, steel bars are started to be paid off, the steel bars at the lower part of the raft and the column bottom positioning stirrups are bound, and the column bottom positioning stirrups are accurately positioned and firmly connected with the lower steel bar net piece;
step two: manufacturing and installing a column inserted rib steel framework;
the column inserted rib steel rib framework adopts a pre-assembly mode, the column inserted ribs comprise a plurality of column inserted ribs which are vertically arranged side by side and transverse stirrups which are uniformly arranged along the axial direction of the column inserted ribs and are used for connecting each column inserted rib, assembly is carried out according to the design requirements of drawings, after the assembly is finished, a welding machine is adopted to weld the column inserted ribs and the transverse stirrups to form the column inserted rib steel rib framework, the lower parts of the column inserted rib steel ribs are welded with the column bottom positioning stirrups, and the whole positioning and installation of the steel rib framework are finished;
step three: installing reinforcing steel bars at the upper part of the raft and installing additional reinforcing steel bars;
after the column insertion rib steel bar framework is installed, raft horse stool ribs and raft upper portion steel bars are installed, after the raft upper portion steel bars are installed, corresponding transverse stirrups on the column insertion rib steel bar framework are connected with the raft upper portion steel bars in a welding mode through a welding machine in a welding mode, the raft upper portion steel bars are connected with the raft lower portion steel bars through additional steel bars, the additional steel bars penetrate through the column insertion rib steel bars and are connected with the column insertion ribs 7 in a welding mode, and it is guaranteed that no relative displacement occurs between the column insertion ribs and the raft upper portion steel bars and between the raft upper portion steel bars and the raft lower portion steel bars in the construction process;
step four: installing column inserted bar anchoring steel bars;
the upper part of the column dowel bar anchoring reinforcing steel bar is reliably connected with the column dowel bar reinforcing steel bar framework by adopting an iron wire, and the lower part of the column dowel bar anchoring reinforcing steel bar extends into the bottom of the raft plate, is placed on the reinforcing steel bar at the lower layer of the raft plate and is reliably connected by the iron wire;
step five: and (5) concealed acceptance and concrete pouring.
Preferably, the column dowel anchoring reinforcing steel bars are arranged on two sides of the column dowel reinforcing steel bar framework, and the column dowel reinforcing steel bar framework is arranged from two sides.
Preferably, the additional reinforcing steel bars consist of middle oblique reinforcing steel bars and two end transverse reinforcing steel bars, the two end transverse reinforcing steel bars are respectively connected with upper reinforcing steel bars of the raft and lower reinforcing steel bars of the raft, and the middle oblique reinforcing steel bars are connected with the column insertion ribs 7.
Preferably, the additional steel bars are provided with a plurality of steel bars and are symmetrically arranged by the central line of the column inserted steel bar framework.
Compared with the prior art, the invention has the beneficial effects that:
the original column dowel construction mode is changed, the additional steel bars and the column dowel anchoring steel bars are added, the column dowel steel framework and the raft plate steel bars can be effectively prevented from being displaced, the whole construction method is simple to operate and not cumbersome, and the condition that the steel bars are not deflected smoothly after the column dowel is reserved can be effectively avoided.
Drawings
Fig. 1 is a schematic front view of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the present invention provides a method for constructing a frame structure column dowel, which is a specific embodiment of the present invention and includes the following specific steps:
the method comprises the following steps: installing the lower layer steel bars of the raft, and installing column bottom positioning stirrups 1;
after the construction of the waterproof protective layer at the bottom of the raft is finished and the raft passes the acceptance, steel bar paying-off work is started, the steel bars at the lower part of the raft and the column bottom positioning stirrups 1 are bound, the column bottom positioning stirrups 1 are accurately positioned and firmly connected with the steel bar net at the lower part, and a plurality of column bottom positioning stirrups 1 are arranged side by side or in a grid shape;
step two: manufacturing and installing a column inserted rib steel framework;
the column inserted bar steel rib framework adopts a pre-assembly mode, the column inserted bar comprises a plurality of column inserted bars 7 which are vertically arranged side by side and transverse stirrups 2 which are uniformly arranged along the axial direction of the column inserted bars 7 and are used for connecting the column inserted bars 7, assembly is carried out according to the design requirements of drawings, after the assembly is finished, a welding machine is adopted to weld and connect the column inserted bars 7 and the transverse stirrups 2 to form the column inserted bar steel rib framework, the lower parts of the column inserted bar steel ribs are welded with column bottom positioning stirrups 1, and the integral positioning and installation of the steel rib framework is finished;
the column dowel 7 can be divided into two types according to different thicknesses, wherein the column dowel is thicker and arranged on the outer side, and the column dowel is thinner and arranged on the inner side.
Step three: installing reinforcing steel bars at the upper part of the raft and installing additional reinforcing steel bars 4;
after the column insertion rib steel bar framework is installed, raft split heads and raft upper portion steel bars are installed, after the raft upper portion steel bars are installed, corresponding transverse stirrups 2 on the column insertion rib steel bar framework are connected with the raft upper portion steel bars in a welding mode through a welding machine, the raft upper portion steel bars are connected with the raft lower portion steel bars through additional steel bars 4, the additional steel bars 4 penetrate through the column insertion rib steel bars and are connected with the column insertion ribs 7 in a welding mode, it is guaranteed that no relative displacement occurs between the column insertion ribs 7 and the raft upper portion steel bars and between the raft upper portion steel bars and the raft lower portion steel bars in the construction process, the additional steel bars 4 are composed of middle oblique steel bars and two end transverse steel bars, the transverse steel bars at two ends are respectively connected with the raft upper portion steel bars and the raft lower portion steel bars, and the middle oblique steel bars are connected with the column insertion ribs 7;
in order to improve the reinforcing effect, the additional steel bars 4 are provided with a plurality of steel bars and are symmetrically arranged by the central line of the column inserted steel bar framework.
Step four: installing column inserted bar anchoring steel bars 5;
the upper part of the column inserted bar anchoring steel bar 5 is reliably connected with the column inserted bar steel bar framework by adopting an iron wire, the lower part of the column inserted bar anchoring steel bar 5 extends into the bottom of the raft plate, is placed on the lower layer steel bar of the raft plate and is reliably connected by the iron wire, wherein the column inserted bar anchoring steel bar 5 is arranged at two sides of the column inserted bar steel bar framework, and the column inserted bar steel bar framework is connected from two sides;
step five: and (5) concealed acceptance and concrete pouring.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (4)

1. A construction method for inserting ribs into a frame structure column is characterized by comprising the following specific steps:
the method comprises the following steps: installing the lower layer steel bars of the raft, and installing column bottom positioning stirrups (1);
after the construction of the waterproof protective layer at the bottom of the raft is finished and the raft passes the inspection and acceptance, steel bars are started to be paid off, the steel bars at the lower part of the raft and the column bottom positioning stirrups (1) are bound, and the column bottom positioning stirrups (1) are accurately positioned and firmly connected with the lower steel bar net;
step two: manufacturing and installing a column inserted rib steel framework;
the column inserted rib steel rib framework adopts a pre-assembly mode, the column inserted ribs comprise a plurality of column inserted ribs (7) which are vertically arranged side by side and transverse stirrups (2) which are uniformly arranged along the axial direction of the column inserted ribs (7) and are used for connecting each column inserted rib (7), assembly is carried out according to the design requirements of drawings, after the assembly is finished, a welding machine is adopted to weld and connect the column inserted ribs (7) and the transverse stirrups (2) to form the column inserted rib steel rib framework, the lower parts of the column inserted rib steel ribs are welded with column bottom positioning stirrups (1), and the steel rib framework is integrally positioned and installed;
step three: installing reinforcing steel bars at the upper part of the raft and installing additional reinforcing steel bars (4);
after the column insertion rib steel bar framework is installed, raft horse stool ribs and raft upper portion steel bars are installed, after the raft upper portion steel bars are installed, corresponding transverse stirrups (2) on the column insertion rib steel bar framework are welded and connected with the raft upper portion steel bars through a welding machine, the raft upper portion steel bars are connected with the raft lower portion steel bars through additional steel bars (4), the additional steel bars (4) penetrate through the column insertion rib steel bars and are welded and connected with the column insertion ribs 7, and it is guaranteed that no relative displacement occurs between the column insertion ribs 7 and the raft upper portion steel bars and between the raft upper portion steel bars and the raft lower portion steel bars in the construction process;
step four: installing column inserted bar anchoring steel bars (5);
the upper part of the column inserted bar anchoring reinforcing steel bar (5) is reliably connected with the column inserted bar reinforcing steel bar framework by adopting an iron wire, and the lower part of the column inserted bar anchoring reinforcing steel bar extends into the bottom of the raft plate and is placed on the reinforcing steel bar at the lower layer of the raft plate and is reliably connected by the iron wire;
step five: and (5) concealed acceptance and concrete pouring.
2. The frame structure column dowel construction method of claim 1, wherein: the column inserted bar anchoring steel bars (5) are arranged on two sides of the column inserted bar steel bar framework.
3. The frame structure column dowel construction method of claim 1, wherein: the additional reinforcing steel bars (4) are composed of oblique reinforcing steel bars in the middle and transverse reinforcing steel bars at two ends, the transverse reinforcing steel bars at the two ends are respectively connected with reinforcing steel bars at the upper part of the raft and reinforcing steel bars at the lower part of the raft, and the oblique reinforcing steel bars at the middle are connected with the column inserted bars (7).
4. The frame structure column dowel construction method of claim 3, wherein: the additional steel bars (4) are provided with a plurality of steel bars and are symmetrically arranged by the central line of the column inserted steel bar framework.
CN202010320112.0A 2020-04-22 2020-04-22 Construction method for inserting ribs into frame structure column Pending CN111622424A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010320112.0A CN111622424A (en) 2020-04-22 2020-04-22 Construction method for inserting ribs into frame structure column

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010320112.0A CN111622424A (en) 2020-04-22 2020-04-22 Construction method for inserting ribs into frame structure column

Publications (1)

Publication Number Publication Date
CN111622424A true CN111622424A (en) 2020-09-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010320112.0A Pending CN111622424A (en) 2020-04-22 2020-04-22 Construction method for inserting ribs into frame structure column

Country Status (1)

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CN (1) CN111622424A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002364080A (en) * 2001-06-13 2002-12-18 Taisei Corp Joining structure
CN204385921U (en) * 2014-12-26 2015-06-10 江苏省矿业工程集团有限公司 Clear-water concrete wall column joint bar fastening devices
CN204720099U (en) * 2015-06-30 2015-10-21 沈阳市和平区一砖一瓦教育培训学校 Teaching emulation building iron model
CN105421476A (en) * 2015-11-30 2016-03-23 中国建筑第八工程局有限公司 Construction method for installing tower crane embedded parts on raft foundation and installation structure
CN206438529U (en) * 2017-01-23 2017-08-25 中国能源建设集团北京电力建设公司 Beam and slab type raft foundation formwork support structure
CN207553318U (en) * 2017-08-31 2018-06-29 陕西建工第一建设集团有限公司 A kind of anti-displacement constructing structure of wall column reinforcing bar

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002364080A (en) * 2001-06-13 2002-12-18 Taisei Corp Joining structure
CN204385921U (en) * 2014-12-26 2015-06-10 江苏省矿业工程集团有限公司 Clear-water concrete wall column joint bar fastening devices
CN204720099U (en) * 2015-06-30 2015-10-21 沈阳市和平区一砖一瓦教育培训学校 Teaching emulation building iron model
CN105421476A (en) * 2015-11-30 2016-03-23 中国建筑第八工程局有限公司 Construction method for installing tower crane embedded parts on raft foundation and installation structure
CN206438529U (en) * 2017-01-23 2017-08-25 中国能源建设集团北京电力建设公司 Beam and slab type raft foundation formwork support structure
CN207553318U (en) * 2017-08-31 2018-06-29 陕西建工第一建设集团有限公司 A kind of anti-displacement constructing structure of wall column reinforcing bar

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