CN109403632A - A kind of ground-connecting-wall crown beam and superstructure connection construction method - Google Patents
A kind of ground-connecting-wall crown beam and superstructure connection construction method Download PDFInfo
- Publication number
- CN109403632A CN109403632A CN201811498261.5A CN201811498261A CN109403632A CN 109403632 A CN109403632 A CN 109403632A CN 201811498261 A CN201811498261 A CN 201811498261A CN 109403632 A CN109403632 A CN 109403632A
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- China
- Prior art keywords
- wall
- reinforcing bar
- basement
- exterior wall
- ground
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Classifications
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- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/18—Bulkheads or similar walls made solely of concrete in situ
-
- 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
- E04B1/0007—Base structures; Cellars
-
- 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
Abstract
The present invention relates to a kind of ground-connecting-wall crown beams and superstructure connection construction method, include the following steps: one: ground-connecting-wall construction, two, crown beam construction (basement one exterior wall reinforcing bar reserved), three: crown beam rejects, four: the binding of chemise reinforcing bar, five: sealing reinforcement welding, six: installation template, seven: two layers of underground top plate beam pour, eight: the binding of basement one exterior wall reinforcing bar, nine: installation template, ten: casting concrete.The present invention is the quality control for guaranteeing ground-connecting-wall crown beam and connecting with superstructure, promotes ground-connecting-wall crown beam and connect waterproof construction quality with superstructure, improves quality, save cost, easy for construction, improves working efficiency, has saved the duration.
Description
Technical field
The present invention is suitable for ground-connecting-wall and two wall of inwall and unifies engineering construction field, specially a kind of ground-connecting-wall crown beam with
Superstructure connection construction method.
Background technique
With the development of society, especially scientific and technical progress, is greatly facilitated the rapid development of social productive forces；Especially
It is the development of construction industry, is even more advanced by leaps and bounds；The progress faster of urbanization, most addresses need to carry on limited soil
The work and clothing, food, lodging and transportion -- basic necessities of life of larger population, thus it is a large amount of high-rise and rise sheer from level ground like the mushrooms after rain more than layer.
Ground-connecting-wall, i.e. diaphram wall are referred to using various trench machines, are acted on by means of the retaining wall of mud, in underground
Narrow and deep groove is dug out, and is poured material appropriate in it and is formed together with antiseepage (water), earth-retaining and weight-bearing function
Continuous underground wall body.
Currently, ground-connecting-wall technology is generally implemented in China, ground-connecting-wall and two wall unification technique of outer wall of basement are in China
It is widely used；But engineering method disunity, how to guarantee that ground-connecting-wall crown beam and superstructure quality of connection become an important technology,
Therefore it provides a kind of guarantee ground-connecting-wall and superstructure quality of connection, it is ensured that ground-connecting-wall and superstructure connect into one
It is whole, working efficiency is improved, the ground-connecting-wall crown beam and superstructure connection construction method of save the cost, being one is worth research
Problem.
Summary of the invention
In order to realize expected purpose in the prior art, the present invention provides one kind to ensure that ground-connecting-wall is connect with superstructure
At an entirety, quality is improved, saves cost, it is easy for construction, working efficiency is improved, the ground-connecting-wall crown beam of duration has been saved
With superstructure connection construction method.
The object of the present invention is achieved like this:
A kind of ground-connecting-wall crown beam and superstructure connection construction method, it is characterised in that: the following steps are included:
Step 1: ground-connecting-wall construction；
Step 2: crown beam construction, i.e. basement one exterior wall reinforcing bar are reserved；Step 3: crown beam is rejected；Step 4: chemise reinforcing bar is tied up
It pricks；Step 5: sealing reinforcement welding；Step 6: two layers of underground installation template；Step 7: two layers of underground exterior wall, top plate beam pour
Concrete；Step 8: basement one exterior wall reinforcing bar binding；Step 9: basement one installation template；Step 10: casting concrete；
A kind of ground-connecting-wall crown beam and superstructure connection construction method, it is characterised in that: the following steps are included:
Step 1: ground-connecting-wall construction
1 thickness 800mm of diaphram wall, strength grade of concrete is C40, seepage-resistant grade P8；Vertical main reinforcement protective layer meets pitted surface
For 50mm, meeting native face is 70mm；
Step 2: crown beam construction, i.e. basement one exterior wall reinforcing bar are reserved
Crown beam 3 is having a size of 800*1200mm, strength grade of concrete C30；Being preced with beam steel bar colligation should will be on the outside of basement one exterior wall
Reinforcing bar 2 anchors into crown beam in advance, and reinforcing bar is C25@100 on the outside of basement one exterior wall, and be staggered 35d above and below C25 reinforcing bar, guarantees underground
One layer of external wall construction bar splicing；
Step 3: crown beam is rejected
Before two layers of inwall in underground to be onstructed, dash area crown beam 4 is picked into chisel, cleaning, brush interface by the part foundation pit face 400mm
Agent, reinforcing bar retain, and clean out after dabbing, brush interfacial agents；
Step 4: chemise reinforcing bar binding
5 reinforcing bar of inwall is C12@150, picks chisel part reinforcing bar using binding overlap joint with crown beam in step 3；
Step 5: sealing reinforcement welding
Steel plate for sealing water 6 is placed in the middle part of exterior wall, is welded using C12 and exterior wall two sides main reinforcement, steel plate for sealing water concave surface upstream face direction；
Step 6: two layers of underground installation template
Two layers of underground outer wall template is laid simultaneously with two layers of underground top plate beam 7；
Step 7: two layers of underground exterior wall, top plate beam casting concrete
Exterior wall casting concrete strength grade C40, beam slab concrete grade C35；
Step 8: basement one exterior wall reinforcing bar binding
Reinforcing bar is using being welded to connect on the outside of basement one exterior wall, and welding point mutually staggers, reinforcement welding connector join domain section
Length be 35d, longitudinal tensile splice quantity should not exceed 50% in same join domain, and inside reinforcing bar is C20@
150, horizontal distribution muscle C20@150, quincuncial arrangement tension rib C12@600；
Step 9: basement one installation template
8 template of basement one exterior wall is laid simultaneously with basement one roof bow template；
Step 10: casting concrete
Exterior wall casting concrete strength grade C40, beam slab concrete grade C35.
Unify engineering construction suitable for ground-connecting-wall and two wall of inwall, chisel, inwall and crown beam reinforcing bar are picked by crown beam
Binding, concrete pour simultaneously, basement one exterior wall reinforcing bar is reserved, it is ensured that ground-connecting-wall and basement structure are linked to be an entirety.
Positive beneficial effect: the present invention realize more preferably guarantee ground-connecting-wall connect with superstructure ensure ground-connecting-wall with it is upper
While portion's structure connects into the quality control an of entirety, the connection waterproof construction matter of ground-connecting-wall and superstructure is improved
Amount, improves quality, saves cost, easy for construction, improves working efficiency, has saved the duration.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
With reference to the accompanying drawings and embodiments, the present invention is described further.
Embodiment
As shown in Figure 1, a kind of ground-connecting-wall crown beam and superstructure connection construction method, include the following steps:
Step 1: ground-connecting-wall construction
1 thickness 800mm of diaphram wall, strength grade of concrete is C40, seepage-resistant grade P8；Vertical main reinforcement protective layer meets pitted surface
For 50mm, meeting native face is 70mm；
Step 2: crown beam construction (basement one exterior wall reinforcing bar is reserved)
Crown beam 3 is having a size of 800*1200mm, strength grade of concrete C30；Being preced with beam steel bar colligation should will be on the outside of basement one exterior wall
Reinforcing bar 2 anchors into crown beam in advance, and reinforcing bar is C25@100 on the outside of basement one exterior wall, and be staggered 35d above and below C25 reinforcing bar, guarantees underground
One layer of external wall construction bar splicing；
Step 3: crown beam is rejected
Before two layers of inwall in underground to be onstructed, dash area crown beam 4 is picked into chisel, cleaning, brush interface by the part foundation pit face 400mm
Agent, reinforcing bar retain, and clean out after dabbing, brush interfacial agents；
Step 4: chemise reinforcing bar binding
5 reinforcing bar of inwall is C12@150, picks chisel part reinforcing bar using binding overlap joint with crown beam；
Step 5: sealing reinforcement welding
Steel plate for sealing water 6 is placed in the middle part of exterior wall, is welded using C12 and exterior wall two sides main reinforcement, steel plate for sealing water concave surface upstream face direction；
Step 6: two layers of underground installation template
Two layers of underground outer wall template is laid simultaneously with two layers of underground top plate beam 7；
Step 7: two layers of underground exterior wall, top plate beam casting concrete
Exterior wall casting concrete strength grade C40, beam slab concrete grade C35；
Step 8: basement one exterior wall reinforcing bar binding
Reinforcing bar is using being welded to connect on the outside of basement one exterior wall, and welding point mutually staggers, reinforcement welding connector join domain section
Length be 35d, longitudinal tensile splice quantity should not exceed 50% in same join domain, and inside reinforcing bar is C20@
150, horizontal distribution muscle C20@150, quincuncial arrangement tension rib C12@600；
Step 9: basement one installation template
8 template of basement one exterior wall is laid simultaneously with basement one roof bow template；
Step 10: casting concrete
Exterior wall casting concrete strength grade C40, beam slab concrete grade C35.
The present invention is suitable for ground-connecting-wall and two wall of inwall unifies engineering construction, picks chisel, inwall and hat by crown beam
Beam steel bar colligation, concrete pour simultaneously, basement one exterior wall reinforcing bar is reserved, it is ensured that ground-connecting-wall and basement structure are linked to be one
It is whole, the waterproof construction quality that ground-connecting-wall is connect with basement structure is improved, cost is saved, it is easy for construction, improve work
Efficiency has saved the duration.
Above embodiments are merely to illustrate the preferred embodiment of the present invention, but the present invention is not limited to above-mentioned embodiment party
Formula, the field those of ordinary skill within the scope of knowledge, it is made any within the spirit and principles in the present invention
Modification, equivalent substitute and improvement etc. should all be covered within the claimed technical proposal scope of the present invention.
Claims (3)
1. a kind of ground-connecting-wall crown beam and superstructure connection construction method, it is characterised in that: the following steps are included:
Step 1: ground-connecting-wall construction；
Step 2: crown beam construction, i.e. basement one exterior wall reinforcing bar are reserved；Step 3: crown beam is rejected；Step 4: chemise reinforcing bar is tied up
It pricks；Step 5: sealing reinforcement welding；Step 6: two layers of underground installation template；Step 7: two layers of underground exterior wall, top plate beam pour
Concrete；Step 8: basement one exterior wall reinforcing bar binding；Step 9: basement one installation template；Step 10: casting concrete.
2. a kind of ground-connecting-wall crown beam according to claim 1 and superstructure connection construction method, it is characterised in that: including
Following steps:
Step 1: ground-connecting-wall construction
Diaphram wall (1) thickness 800mm, strength grade of concrete are C40, seepage-resistant grade P8；Vertical main reinforcement protective layer meets hole
Face is 50mm, and meeting native face is 70mm；
Step 2: crown beam construction, i.e. basement one exterior wall reinforcing bar are reserved
Crown beam (3) is having a size of 800*1200mm, strength grade of concrete C30；Being preced with beam steel bar colligation should will be outside basement one exterior wall
Side reinforcing bar (2) anchors into crown beam in advance, and reinforcing bar is C25@100 on the outside of basement one exterior wall, and be staggered 35d above and below C25 reinforcing bar, guarantees
Basement one external wall construction bar splicing；
Step 3: crown beam is rejected
Before two layers of inwall in underground to be onstructed, dash area crown beam (4) are picked into chisel, cleaning, brush interface by the part foundation pit face 400mm
Agent, reinforcing bar retain, and clean out after dabbing, brush interfacial agents；
Step 4: chemise reinforcing bar binding
Inwall (5) reinforcing bar is C12@150, picks chisel part reinforcing bar using binding overlap joint with crown beam in step 3；
Step 5: sealing reinforcement welding
Steel plate for sealing water (6) is placed in the middle part of exterior wall, is welded using C12 and exterior wall two sides main reinforcement, steel plate for sealing water concave surface upstream face direction；
Step 6: two layers of underground installation template
Two layers of underground outer wall template is laid simultaneously with two layers of underground top plate beam (7)；
Step 7: two layers of underground exterior wall, top plate beam casting concrete
Exterior wall casting concrete strength grade C40, beam slab concrete grade C35；
Step 8: basement one exterior wall reinforcing bar binding
Reinforcing bar is using being welded to connect on the outside of basement one exterior wall, and welding point mutually staggers, reinforcement welding connector join domain section
Length be 35d, longitudinal tensile splice quantity should not exceed 50% in same join domain, and inside reinforcing bar is C20@
150, horizontal distribution muscle C20@150, quincuncial arrangement tension rib C12@600；
Step 9: basement one installation template
Basement one exterior wall (8) template is laid simultaneously with basement one roof bow template；
Step 10: casting concrete
Exterior wall casting concrete strength grade C40, beam slab concrete grade C35.
3. a kind of ground-connecting-wall crown beam according to claim 1 and superstructure connection construction method, it is characterised in that: this hair
Bright ground-connecting-wall and two wall of inwall of being suitable for unifies engineering construction, picks chisel, inwall and hat beam steel bar colligation, mixed by crown beam
Solidifying soil pours simultaneously, basement one exterior wall reinforcing bar is reserved, it is ensured that ground-connecting-wall and basement structure are linked to be an entirety.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811498261.5A CN109403632A (en) | 2018-12-08 | 2018-12-08 | A kind of ground-connecting-wall crown beam and superstructure connection construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811498261.5A CN109403632A (en) | 2018-12-08 | 2018-12-08 | A kind of ground-connecting-wall crown beam and superstructure connection construction method |
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| Publication Number | Publication Date |
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| CN109403632A true CN109403632A (en) | 2019-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811498261.5A Pending CN109403632A (en) | 2018-12-08 | 2018-12-08 | A kind of ground-connecting-wall crown beam and superstructure connection construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622571A (en) * | 2020-04-21 | 2020-09-04 | 上海二十冶建设有限公司 | Construction method for pouring reserved plate joint bars on cyclone well pool wall and cantilever plate in stages |
| CN112376636A (en) * | 2020-10-16 | 2021-02-19 | 中国建筑第二工程局有限公司 | Reinforcing construction method for increasing cross section of outer wall based on existing basement structure |
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| CN103615017A (en) * | 2013-12-10 | 2014-03-05 | 华东建筑设计研究院有限公司 | Connecting part of underground continuous wall top beam and basement structure top plate |
| CN103726514A (en) * | 2013-12-26 | 2014-04-16 | 上海建工二建集团有限公司 | Anti-leakage structure and anti-leakage construction method for underground continuous wall |
| CN105178329A (en) * | 2015-08-08 | 2015-12-23 | 广州市设计院 | Wall supporting type supporting structure and construction method of foundation pit underground continuous wall |
| WO2017206412A1 (en) * | 2016-06-03 | 2017-12-07 | 长沙远大住宅工业集团股份有限公司 | Superimposed assembly-type underground pipe gallery system and construction and manufacturing process |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103615017A (en) * | 2013-12-10 | 2014-03-05 | 华东建筑设计研究院有限公司 | Connecting part of underground continuous wall top beam and basement structure top plate |
| CN103726514A (en) * | 2013-12-26 | 2014-04-16 | 上海建工二建集团有限公司 | Anti-leakage structure and anti-leakage construction method for underground continuous wall |
| CN105178329A (en) * | 2015-08-08 | 2015-12-23 | 广州市设计院 | Wall supporting type supporting structure and construction method of foundation pit underground continuous wall |
| WO2017206412A1 (en) * | 2016-06-03 | 2017-12-07 | 长沙远大住宅工业集团股份有限公司 | Superimposed assembly-type underground pipe gallery system and construction and manufacturing process |
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Non-Patent Citations (1)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622571A (en) * | 2020-04-21 | 2020-09-04 | 上海二十冶建设有限公司 | Construction method for pouring reserved plate joint bars on cyclone well pool wall and cantilever plate in stages |
| CN111622571B (en) * | 2020-04-21 | 2021-11-16 | 上海二十冶建设有限公司 | Construction method for pouring reserved plate joint bars on cyclone well pool wall and cantilever plate in stages |
| CN112376636A (en) * | 2020-10-16 | 2021-02-19 | 中国建筑第二工程局有限公司 | Reinforcing construction method for increasing cross section of outer wall based on existing basement structure |
| CN112376636B (en) * | 2020-10-16 | 2022-01-28 | 中国建筑第二工程局有限公司 | Reinforcing construction method for increasing cross section of outer wall based on existing basement structure |
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