CN108755984A - Late poured band support construction method based on concrete square column - Google Patents
Late poured band support construction method based on concrete square column Download PDFInfo
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- CN108755984A CN108755984A CN201810338799.3A CN201810338799A CN108755984A CN 108755984 A CN108755984 A CN 108755984A CN 201810338799 A CN201810338799 A CN 201810338799A CN 108755984 A CN108755984 A CN 108755984A
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- Prior art keywords
- square column
- concrete square
- concrete
- post
- cast strip
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Classifications
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
A kind of late poured band support construction method based on concrete square column, it is characterised in that include the following steps：A, the preparation of concrete square column is poured, b, concrete square column is poured, c, removes concrete square column.The late poured band support construction method based on concrete square column of the present invention is simple with concrete square column formwork structure, setting is convenient, beam bottom or board bottom the setting concrete square column at post-cast strip position are supported as independent, it is just removed after the completion of concrete placings in post-cast strip, it ensure that the beam slab of post-cast strip position overhanging will not be disturbed the advantages of causing concrete crack and influence structure safety, setting up supporting rack without steel pipe and reduce engineering cost.
Description
Technical field
The present invention relates to a kind of late poured band support construction methods, specifically, being a kind of post-cast strip branch based on concrete square column
Support construction method.
Background technology
During structure of reinforced concrete, supporting rack is generally set up in post-cast strip position with steel pipe.But if after
It pours the supporting rack with position and is not turned off and set up, the supporting rack at post-cast strip position just will receive disturbance or part quilt in form removal
It removes.Also usually accidentally the supporting rack at post-cast strip position can be removed when worker's form removal.Moreover if post-cast strip position beam slab
Cantilever span it is longer, just will produce downwarp, cause beam slab concrete cracking cause structural damage, influence structure safety.It is poured after in addition,
Supporting rack with position will wait for removing after the completion of the concrete placings of post-cast strip, cause to set up the steel pipe of supporting rack, fastener, jackscrew and stay
It is longer to set the time, cannot effectively be used in turn and generate higher lease expenses.
Therefore known late poured band support construction method there are problems that it is above-mentioned various inconvenient and.
Invention content
The purpose of the present invention is to propose a kind of safe and reliable late poured band support construction method based on concrete square column.
To achieve the above object, technical solution of the invention is：
A kind of late poured band support construction method based on concrete square column, it is characterised in that include the following steps：
A, the preparation of concrete square column is poured
Steel tube frame is set up in the backplate surface poured, after the completion of steel tube frame is set up, after review absolute altitude axis is errorless,
Install roof plate template or beam forms；
B, concrete square column is poured
（1）Post-cast strip floor bottom installs concrete square column：In the top plate mould of the floor where the concrete square column top of post-cast strip position both sides
One row side hole is respectively set on plate, is 2m with adjacent two side hole spacing is arranged；Or
（2）Post-cast strip beam bottom installs concrete square column：In adjacent two beam forms where the concrete square column top of post-cast strip position both sides
The upper square hole of each setting one；
Wherein：From square hole to setting concrete square column template its projection on backplate surface, adapted concrete side in concrete square column template
Column main reinforcement and concrete square column stirrup；Concrete square column main reinforcement is overlapped with roof steel bar or is overlapped with beam main tendon；Concrete square column template is installed, it is multiple
Core concrete square column mold plate verticality, concrete square column mold plate verticality meet the requirements post-reinforcing, check and accept after the completion of concrete square column mold plate verticality
Pour concrete square column concrete；
C, concrete square column is removed
Concrete square column concrete form removal waits for removing concrete square column after the completion of the concrete placings of post-cast strip.
The late poured band support construction method based on concrete square column of the present invention can also be using technical measures below come into one
Step is realized.
Method above-mentioned, wherein the side hole is 200 × 200mm.
Method above-mentioned, wherein the concrete square column main reinforcement is four diameter 12mm three-level reinforcing bars.
Method above-mentioned, wherein the concrete square column stirrup is the intervals φ 6mm 200mm three-level reinforcing bars.
Method above-mentioned, wherein the concrete grade of the concrete square column and floor construction or the concrete grade of girder construction
It is identical.
After adopting the above technical scheme, the late poured band support construction method based on concrete square column of the present invention is with following excellent
Point：
1, concrete square column formwork structure is simple, setting is convenient；
2, beam bottom or board bottom the setting concrete square column at post-cast strip position are supported as independent, are just torn open after the completion of concrete placings in post-cast strip
It removes, ensure that the beam slab of post-cast strip position overhanging will not be disturbed and cause concrete crack and influence structure safety；
3, supporting rack is set up without steel pipe, reduces engineering cost.
Description of the drawings
Fig. 1 is that the post-cast strip board bottom of the embodiment of the present invention installs the floor map that concrete square column independently supports；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is that the post-cast strip beam bottom of the embodiment of the present invention installs the floor map that concrete square column independently supports；
Fig. 4 is the side view of Fig. 3.
In figure：1 concrete square column, 2 post-cast strips, 3 roof plate templates, 4 top plates, 5 roof steel bars, 6 concrete square column main reinforcements, 7 concrete square column hoops
Muscle, 8 concrete square column templates, 9 bottom plates, 10 beam forms, 11 beam main tendons, 12 beam stirrups, 13 beams.
Specific implementation mode
With reference to embodiments and its attached drawing illustrates further the present invention.
Embodiment 1
The late poured band support construction method based on concrete square column of the present invention pours thereafter band board bottom and installs concrete square column and independently support, packet
Include following steps：
Referring now to Fig. 1 and Fig. 2, Fig. 1 installs the plane that concrete square column independently supports for the post-cast strip board bottom of the embodiment of the present invention and shows
It is intended to, Fig. 2 is the side view of Fig. 1.
A, the preparation of concrete square column is poured
Steel tube frame is set up in the base surface poured, after the completion of supporting rack is set up, after review absolute altitude axis is errorless, is installed
Roof plate template.
B, concrete square column is poured
Post-cast strip floor bottom installs concrete square column 1：In the top plate 4 of floor where the concrete square column top of 2 position both sides of post-cast strip
The square hole of one row four is respectively set on roof plate template 3, is 2m with adjacent two side hole spacing is arranged.The side hole is 200 × 200mm.
From square hole to being vertically arranged concrete square column template 9 surface of bottom plate poured, adapted concrete in concrete square column template
Square column main reinforcement 6 and concrete square column stirrup 7；Concrete square column main reinforcement 6 and the roof steel bar 5 of floor overlap.Concrete square column template 8 is installed, is checked
Concrete square column mold plate verticality, concrete square column mold plate verticality meet the requirements post-reinforcing, check and accept concrete square column mold plate verticality and pour after the completion
Concrete square column concrete is built, the concrete grade of the concrete square column is identical as the concrete grade of floor construction or girder construction.Institute
It is four diameter 12mm three-level reinforcing bars to state concrete square column main reinforcement.The concrete square column stirrup is the intervals φ 6mm 200mm three-level reinforcing bars.
C, concrete square column is removed
Concrete square column concrete form removal waits for removing concrete square column after the completion of the concrete placings of post-cast strip.
The late poured band support construction method based on concrete square column of the present invention should be noted that following item：
1, it after concrete column is independently supported at post-cast strip concreting, can be removed when intensity reaches design requirement.
2, concrete column concrete grade is suitably vibrated with structural slab concrete when pouring, it is ensured that concrete column is closely knit, and no leakage is existing
As.
Embodiment 2
The late poured band support construction method based on concrete square column of the present invention pours thereafter band board bottom and installs concrete square column and independently support, packet
Include following steps：
Referring now to Fig. 3 and Fig. 4, Fig. 3 installs the plane that concrete square column independently supports for the post-cast strip beam bottom of the embodiment of the present invention and shows
It is intended to, Fig. 4 is the side view of Fig. 3.
A, the preparation of concrete square column is poured
Steel tube frame is set up on 9 surface of bottom plate poured, after the completion of supporting rack is set up, after review absolute altitude axis is errorless,
Install beam forms 10.
B, concrete square column is poured, post-cast strip beam bottom installs concrete square column：Where the concrete square column top of post-cast strip position both sides
One square hole is respectively set on adjacent two beam forms 10；
Wherein：From square hole to being vertically arranged concrete square column template the beam bottom plate face poured, adapted concrete side in concrete square column template
Column main reinforcement and concrete square column stirrup；Concrete square column main reinforcement is overlapped with roof steel bar or is overlapped with beam main tendon 11；Concrete square column template is installed,
Concrete square column mold plate verticality is checked, concrete square column mold plate verticality meets the requirements post-reinforcing, checks and accepts concrete square column mold plate verticality and completes
After-pouring concrete square column concrete.Remaining step of the present embodiment is the same as embodiment 1.
There is the present invention substantive distinguishing features and significant technological progress, the late poured band support of the invention based on concrete square column to apply
Work method, construction is simple is easy to operate, is supported as independent in the beam bottom at post-cast strip position or floor bottom setting concrete square column,
It just removes after the completion of the concrete placings of post-cast strip, ensure that the beam slab of post-cast strip position overhanging will not be disturbed and cause concrete crack and shadow
Ring structure safety.In addition, setting up supporting rack without steel pipe, it ensure that its effectively turnover without generating additional lease expenses.
Above example is used for illustrative purposes only rather than limitation of the present invention, the technology people in relation to technical field
Member, without departing from the spirit and scope of the present invention, can also make various transformation or variation.Therefore, all equivalent
Technical solution should also belong to scope of the invention, should be limited by each claim.
Claims (5)
1. a kind of late poured band support construction method based on concrete square column, it is characterised in that include the following steps：
A, the preparation of concrete square column is poured
Steel tube frame is set up in the backplate surface poured, after the completion of steel tube frame is set up, after review absolute altitude axis is errorless,
Install roof plate template or beam forms；
B, concrete square column is poured
（1）Post-cast strip floor bottom installs concrete square column：In the top plate mould of the floor where the concrete square column top of post-cast strip position both sides
One row side hole is respectively set on plate, is 2m with adjacent two side hole spacing is arranged；Or
（2）Post-cast strip beam bottom installs concrete square column：In adjacent two beam forms where the concrete square column top of post-cast strip position both sides
The upper square hole of each setting one；
Wherein：From square hole to setting concrete square column template its projection on backplate surface, adapted concrete side in concrete square column template
Column main reinforcement and concrete square column stirrup；Concrete square column main reinforcement is overlapped with roof steel bar or is overlapped with beam main tendon；Concrete square column template is installed, it is multiple
Core concrete square column mold plate verticality, concrete square column mold plate verticality meet the requirements post-reinforcing, check and accept after the completion of concrete square column mold plate verticality
Pour concrete square column concrete；
C, concrete square column is removed
Concrete square column concrete form removal waits for removing concrete square column after the completion of the concrete placings of post-cast strip.
2. the late poured band support construction method based on concrete square column as described in claim 1, which is characterized in that the side hole is
200×200mm。
3. the late poured band support construction method based on concrete square column as described in claim 1, which is characterized in that the concrete square column master
Muscle is four diameter 12mm three-level reinforcing bars.
4. the late poured band support construction method based on concrete square column as described in claim 1, which is characterized in that the concrete square column hoop
Muscle is the intervals φ 6mm 200mm three-level reinforcing bars.
5. the late poured band support construction method based on concrete square column as described in claim 1, which is characterized in that the concrete square column
Concrete grade is identical as the concrete grade of floor construction or girder construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810338799.3A CN108755984A (en) | 2018-04-16 | 2018-04-16 | Late poured band support construction method based on concrete square column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810338799.3A CN108755984A (en) | 2018-04-16 | 2018-04-16 | Late poured band support construction method based on concrete square column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108755984A true CN108755984A (en) | 2018-11-06 |
Family
ID=64010599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810338799.3A Pending CN108755984A (en) | 2018-04-16 | 2018-04-16 | Late poured band support construction method based on concrete square column |
Country Status (1)
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242039A (en) * | 2019-07-08 | 2019-09-17 | 中信国安建工集团有限公司 | A kind of application method when building template is constructed |
| CN110593311A (en) * | 2019-10-23 | 2019-12-20 | 中国建筑第七工程局有限公司 | Post-cast strip concrete temporary support column |
| CN111058628A (en) * | 2020-01-14 | 2020-04-24 | 福建建工集团有限责任公司 | Construction method of post-cast strip formwork support system |
| CN112900852A (en) * | 2021-01-19 | 2021-06-04 | 五冶集团上海有限公司 | Concrete floor post-cast strip back-jacking supporting method |
| CN113700157A (en) * | 2021-09-02 | 2021-11-26 | 中国建筑第五工程局有限公司 | Concrete constructional column supporting method for roof post-cast strip |
| CN113738157A (en) * | 2021-09-30 | 2021-12-03 | 宁波建工工程集团有限公司 | Temporary supports on two sides of post-cast strip of building and method for constructing constructional column by using temporary supports |
| CN114412168A (en) * | 2021-12-21 | 2022-04-29 | 成都建工第四建筑工程有限公司 | Construction method of post-cast strip for supporting and settling reinforced concrete column |
| CN114541809A (en) * | 2022-02-15 | 2022-05-27 | 中国十七冶集团有限公司 | Supporting system for building structure pouring and construction process |
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| CN101144328A (en) * | 2007-10-17 | 2008-03-19 | 山东万鑫建设有限公司 | Construction method for after-pouring band beam-slab template |
| CN104389430A (en) * | 2014-11-24 | 2015-03-04 | 中设建工集团有限公司 | Application of plain concrete columns to later-poured strip supporting |
| CN204357118U (en) * | 2014-12-04 | 2015-05-27 | 广厦湖北第六建设工程有限责任公司 | Form removal bracing frame behind a kind of beam slab ater-casting |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242039A (en) * | 2019-07-08 | 2019-09-17 | 中信国安建工集团有限公司 | A kind of application method when building template is constructed |
| CN110593311A (en) * | 2019-10-23 | 2019-12-20 | 中国建筑第七工程局有限公司 | Post-cast strip concrete temporary support column |
| CN111058628A (en) * | 2020-01-14 | 2020-04-24 | 福建建工集团有限责任公司 | Construction method of post-cast strip formwork support system |
| CN112900852A (en) * | 2021-01-19 | 2021-06-04 | 五冶集团上海有限公司 | Concrete floor post-cast strip back-jacking supporting method |
| CN113700157A (en) * | 2021-09-02 | 2021-11-26 | 中国建筑第五工程局有限公司 | Concrete constructional column supporting method for roof post-cast strip |
| CN113738157A (en) * | 2021-09-30 | 2021-12-03 | 宁波建工工程集团有限公司 | Temporary supports on two sides of post-cast strip of building and method for constructing constructional column by using temporary supports |
| CN114412168A (en) * | 2021-12-21 | 2022-04-29 | 成都建工第四建筑工程有限公司 | Construction method of post-cast strip for supporting and settling reinforced concrete column |
| CN114541809A (en) * | 2022-02-15 | 2022-05-27 | 中国十七冶集团有限公司 | Supporting system for building structure pouring and construction process |
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| PB01 | Publication | ||
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Application publication date: 20181106 |