CN110230325A - A kind of basement bottom board and supporting ground-connecting-wall are flexibly connected construction method - Google Patents
A kind of basement bottom board and supporting ground-connecting-wall are flexibly connected construction method Download PDFInfo
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- CN110230325A CN110230325A CN201910503567.3A CN201910503567A CN110230325A CN 110230325 A CN110230325 A CN 110230325A CN 201910503567 A CN201910503567 A CN 201910503567A CN 110230325 A CN110230325 A CN 110230325A
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- wall
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- supporting ground
- bottom board
- connector
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
-
- 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
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- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The present invention relates to a kind of basement bottom boards and supporting ground-connecting-wall flexible connection construction method, include the following steps: one: the construction of supporting ground-connecting-wall, two: earth excavation, three: ground-connecting-wall dabbing, four: stripping rib straight thread connector picks chisel, five: extruded sheet picks chisel, six: channel steel welding, seven: steel plate for sealing water welding, eight: expansion sealing strip placement, nine: base plate steel bar binding, ten: sleeve valve barrel grouting.The present invention is to guarantee that the quality of basement bottom board and supporting ground-connecting-wall controls, and promotes the connection waterproof construction quality of basement bottom board and supporting ground-connecting-wall, improves quality, save cost, easy for construction, improves working efficiency, has saved the duration.
Description
Technical field
The present invention relates to the realm of building construction, specially one kind be guarantee be ground-connecting-wall, the unification of two wall of outer wall of basement and
The waterproof construction of basement bottom board connection improves the waterproof construction matter of ground-connecting-wall, outer wall of basement and basement bottom board connection
The basement bottom board and supporting ground-connecting-wall of amount are flexibly connected construction method.
Background technique
With the development of society, especially scientific and technical progress, is greatly facilitated the rapid development of social productive forces, greatly
Social progress is promoted greatly, wherein being even more to be developed rapidly with the urbanization process that construction industry development is mark.
With deepening continuously for building field, deeper subsurface is built and is more than that layer superstructure obtains under the support of science and technology
Fast development is arrived, wherein ground-connecting-wall is a highly important component part in many building fields.
Currently, ground-connecting-wall technology is generally implemented in China, how to guarantee that ground-connecting-wall or ground-connecting-wall, two wall of outer wall of basement close
One becomes an important technology with basement bottom board quality of connection, to guarantee basement bottom board and supporting ground-connecting-wall quality of connection,
Working efficiency is improved, save the cost is saved the duration, and a kind of special basement bottom board and supporting ground-connecting-wall are flexibly connected construction party
Method is a good problem to study.
Summary of the invention
In order to solve above-mentioned the deficiencies in the prior art, the present invention provides one kind to improve ground-connecting-wall, basement
The waterproof construction quality that exterior wall is connect with basement bottom board, saves cost, easy for construction, improves working efficiency, has saved work
The basement bottom board and supporting ground-connecting-wall of phase is flexibly connected construction method.
The object of the present invention is achieved like this:
A kind of basement bottom board and supporting ground-connecting-wall are flexibly connected construction method, characterized by the following steps:
Step 1: supporting ground-connecting-wall construction；Step 2: earth excavation；Step 3: ground-connecting-wall dabbing；Step 4: stripping rib straight thread
Connector picks chisel；Step 5: extruded sheet picks chisel；Step 6: channel steel welding；Step 7: steel plate for sealing water welding；Step 8: expansion
Sealing rod is placed；Step 9: base plate steel bar binding；Step 10: sleeve valve barrel grouting.
The step one: the construction of supporting ground-connecting-wall: progress supporting ground-connecting-wall measurement and positioning work first carries out mud shield
Wall drilling, places steel reinforcement cage after drilling to designed elevation；Steel reinforcement cage, which is placed, to be required: ground-connecting-wall and raft slab muscle link position are reserved
Rib connector is shelled, rib connector diameter and the same baseplate reinforcing bar of spacing (C32@200) is shelled, is blocked using plastic cap, shells rib connector
Stretch out ground-connecting-wall reinforcing bar 20mm；Ground-connecting-wall, which with raft plate connect middle position and stays, sets 400*100 water stopping trough, is filled using extruded sheet,
Extruded sheet closure is filled out outside reinforcing bar, filling is finished using 4 reinforced mesh of Φ and the fixation of ground-connecting-wall muscle.
Step 2 earth excavation is to start earth excavation after the construction of supporting ground-connecting-wall finishes and intensity meets design requirement
Operation, earth excavation bottom absolute altitude are bottom plate bottom absolute altitude；Step 3 ground-connecting-wall dabbing are as follows: start ground-connecting-wall chisel after the completion of earth excavation
Hair work, the loose concrete in ground-connecting-wall surface is all chiseled out, and extruded sheet on the outside of ground-connecting-wall is cleaned out；
Step 4 is that stripping rib straight thread connector picks chisel: shelling rib connector position and carries out picking chisel, pay attention to the protection of connector, to applying
The connector damaged during work is replaced or bar planting processing；Step 5 extruded sheet picks chisel are as follows: and 400*100 extruded sheet picks chisel,
Play the role of water stopping trough in groove position.
Step 6 channel steel welding are as follows: 14# channel steel and ground-connecting-wall main reinforcement are welded；Step 7 steel plate for sealing water welding are as follows: water-stopping steel
Plate and 14# channel steel weld, and welding position is channel steel center, steel plate for sealing water concave surface downward, towards upstream face direction.
Step 8 expansion sealing strip is placed are as follows: and ground-connecting-wall surface scum, dust etc. are cleaned out, rigid base is exposed,
Ground-connecting-wall surface is directly bonded to using expansion sealing strip itself caking property；Step 9 base plate steel bar binding are as follows: baseplate reinforcing bar with
The binding of ground-connecting-wall connector；Step 10 sleeve valve barrel grouting are as follows: in bottom plate and ground-connecting-wall interface, slip casting is carried out using mini-valve tube,
Mini-valve tube outer diameter is 48mm, guarantees the density of seam crossing.
Positive beneficial effect: the present invention is suitable for ground-connecting-wall, the unification of two wall of outer wall of basement is connected with basement bottom board
Waterproof construction, improve ground-connecting-wall, outer wall of basement and basement bottom board connection waterproof construction quality, lay steel plate for sealing water,
Water expandable waterstop, sleeve valve barrel grouting guarantee connection waterproof quality, save cost, easy for construction, improve working efficiency, section
About duration.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and embodiments:
Fig. 1 is the structural diagram of the present invention one；
Fig. 2 is structural schematic diagram two of the invention；
In figure are as follows: steel reinforcement cage 1, stripping rib connector 2, extruded sheet 3, channel steel 4, expansion sealing strip 6, steel plate for sealing water 5, mini-valve tube 7.
Specific embodiment
Below with reference to specific the drawings and specific embodiments, it is described further:
Embodiment 1
Step 1: supporting ground-connecting-wall construction
As shown in Figure 1 and Figure 2, the work of supporting ground-connecting-wall measurement and positioning is carried out first, carries out holing with slurry wall protection, and drilling extremely designs
Steel reinforcement cage 1 is placed after absolute altitude；Steel reinforcement cage 1, which is placed, to be required: ground-connecting-wall and the reserved stripping rib connector 2 of raft slab muscle link position, stripping
2 diameter of rib connector and the same baseplate reinforcing bar of spacing (C32@200), are blocked using plastic cap, and stripping rib connector 2 stretches out ground-connecting-wall steel
Muscle 20mm.Ground-connecting-wall, which with raft plate connect middle position and stays, sets 400*100 water stopping trough, is filled, is filled out outside reinforcing bar crowded using extruded sheet 3
Mould plate 3 blocks, and filling is finished using 4 reinforced mesh of Φ and the fixation of ground-connecting-wall muscle；
Step 2: earth excavation
Start earth excavation operation after the construction of supporting ground-connecting-wall finishes and intensity meets design requirement, earth excavation bottom absolute altitude is
Bottom plate bottom absolute altitude；
Step 3: ground-connecting-wall dabbing
Start the work of ground-connecting-wall dabbing after the completion of earth excavation, the loose concrete in ground-connecting-wall surface is all chiseled out, and ground is connected
Extruded sheet 3 is cleaned out on the outside of wall；
Step 4: stripping rib straight thread connector picks chisel
Stripping 2 position of rib connector carries out picking chisel, pays attention to the protection of connector, is replaced to the connector damaged in work progress
Or bar planting processing；
Step 5: extruded sheet picks chisel
400*100 extruded sheet 3 picks chisel, and water stopping trough is played the role of at groove position；
Step 6: channel steel welding
14# channel steel 4 and ground-connecting-wall main reinforcement are welded；
Step 7: steel plate for sealing water welding
Steel plate for sealing water 5 and 14# channel steel 4 weld, and welding position is channel steel center, steel plate for sealing water concave surface downward, towards upstream face
Direction；
Step 8: expansion sealing strip is placed
Ground-connecting-wall surface scum, dust etc. are cleaned out, expose rigid base, itself caking property is straight using expansion sealing strip 6
It connects and is bonded in ground-connecting-wall surface；
Step 9: base plate steel bar binding
Baseplate reinforcing bar and ground-connecting-wall connector 2 are bound；
Step 10: sleeve valve barrel grouting
In bottom plate and ground-connecting-wall interface, slip casting is carried out using mini-valve tube 7,7 outer diameter of mini-valve tube is 48mm, guarantees the close of seam crossing
Reality.
The present invention is suitable for ground-connecting-wall, two wall of outer wall of basement unifies the waterproof construction connected with basement bottom board, is promoted
The waterproof construction quality of ground-connecting-wall, outer wall of basement and basement bottom board connection, lays steel plate for sealing water, water-swellable sealing
Item, sleeve valve barrel grouting guarantee connection waterproof quality, save cost, easy for construction, improve working efficiency, have saved the duration.
The foregoing is merely the preferred embodiment of the present invention, to the description and interpretation present invention rather than limit.In this hair
Within bright objective and principle, it can modify to the scheme illustrated by above-described embodiment or equivalent replacement, without departing from
Thought of the invention, made any modification or equivalent replacement are equally considered as the invention disclosure of that.
Claims (5)
1. a kind of basement bottom board and supporting ground-connecting-wall are flexibly connected construction method, characterized by the following steps:
Step 1: supporting ground-connecting-wall construction；Step 2: earth excavation；Step 3: ground-connecting-wall dabbing；Step 4: stripping rib straight thread
Connector picks chisel；Step 5: extruded sheet picks chisel；Step 6: channel steel welding；Step 7: steel plate for sealing water welding；Step 8: expansion
Sealing rod is placed；Step 9: base plate steel bar binding；Step 10: sleeve valve barrel grouting.
2. a kind of basement bottom board according to claim 1 and supporting ground-connecting-wall are flexibly connected construction method, feature exists
In: the step one: the construction of supporting ground-connecting-wall: progress supporting ground-connecting-wall measurement and positioning work first carries out mud off brill
Steel reinforcement cage is placed after drilling to designed elevation in hole；Steel reinforcement cage, which is placed, to be required: ground-connecting-wall and the reserved stripping rib of raft slab muscle link position
Connector is shelled rib connector diameter and the same baseplate reinforcing bar of spacing (C32@200), is blocked using plastic cap, and stripping rib connector stretches out
Ground-connecting-wall reinforcing bar 20mm；Ground-connecting-wall, which with raft plate connect middle position and stays, sets 400*100 water stopping trough, is filled using extruded sheet, reinforcing bar
Extruded sheet closure is filled out in outside, and filling is finished using 4 reinforced mesh of Φ and the fixation of ground-connecting-wall muscle.
3. a kind of basement bottom board according to claim 1 and supporting ground-connecting-wall are flexibly connected construction method, feature exists
In: step 2 earth excavation is to start earth excavation operation after the construction of supporting ground-connecting-wall finishes and intensity meets design requirement,
Earth excavation bottom absolute altitude is bottom plate bottom absolute altitude；Step 3 ground-connecting-wall dabbing are as follows: start ground-connecting-wall dabbing work after the completion of earth excavation
Make, the loose concrete in ground-connecting-wall surface is all chiseled out, and extruded sheet on the outside of ground-connecting-wall is cleaned out；
A kind of basement bottom board according to claim 1 and supporting ground-connecting-wall are flexibly connected construction method, it is characterised in that:
Step 4 is that stripping rib straight thread connector picks chisel: shelling rib connector position and carries out picking chisel, pay attention to the protection of connector, to constructing
The connector damaged in journey is replaced or bar planting processing；Step 5 extruded sheet picks chisel are as follows: 400*100 extruded sheet picks chisel, groove
Play the role of water stopping trough in position.
4. a kind of basement bottom board according to claim 1 and supporting ground-connecting-wall are flexibly connected construction method, feature exists
In: step 6 channel steel welding are as follows: 14# channel steel and ground-connecting-wall main reinforcement are welded；Step 7 steel plate for sealing water welding are as follows: steel plate for sealing water with
14# channel steel welding, welding position be channel steel center, steel plate for sealing water concave surface downward, towards upstream face direction.
5. a kind of basement bottom board according to claim 1 and supporting ground-connecting-wall are flexibly connected construction method, feature exists
In: step 8 expansion sealing strip is placed are as follows: is cleaned out ground-connecting-wall surface scum, dust etc., is exposed rigid base, utilization is swollen
Itself caking property of swollen sealing rod is directly bonded to ground-connecting-wall surface；Step 9 base plate steel bar binding are as follows: baseplate reinforcing bar and ground-connecting-wall
Connector binding；Step 10 sleeve valve barrel grouting are as follows: in bottom plate and ground-connecting-wall interface, carry out slip casting, mini-valve tube using mini-valve tube
Outer diameter is 48mm, guarantees the density of seam crossing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503567.3A CN110230325A (en) | 2019-06-12 | 2019-06-12 | A kind of basement bottom board and supporting ground-connecting-wall are flexibly connected construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503567.3A CN110230325A (en) | 2019-06-12 | 2019-06-12 | A kind of basement bottom board and supporting ground-connecting-wall are flexibly connected construction method |
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| Publication Number | Publication Date |
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| CN110230325A true CN110230325A (en) | 2019-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910503567.3A Pending CN110230325A (en) | 2019-06-12 | 2019-06-12 | A kind of basement bottom board and supporting ground-connecting-wall are flexibly connected construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395352A (en) * | 2020-03-17 | 2020-07-10 | 中国建筑一局(集团)有限公司 | Foundation pit support next to super-deep foundation pit of super high-rise subway and construction method of foundation pit support |
| CN114411694A (en) * | 2021-12-17 | 2022-04-29 | 上海建工二建集团有限公司 | Ground connection wall internal connector embedded positioning system and construction method thereof |
Citations (6)
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|---|---|---|---|---|
| KR20120122024A (en) * | 2011-04-28 | 2012-11-07 | 이창남 | Uniting Method of Temporary earth wall with basement exterior Wall using Couplers and Bolts. |
| CN103321231A (en) * | 2013-06-10 | 2013-09-25 | 叶长青 | Construction method of foundation pit support |
| CN203320518U (en) * | 2013-06-27 | 2013-12-04 | 中建五局第三建设有限公司 | Connector fixing device |
| CN103590428A (en) * | 2013-11-28 | 2014-02-19 | 华东建筑设计研究院有限公司 | Connection method for basic raft and 'two-in-one' underground diaphragm wall |
| CN204551483U (en) * | 2015-02-03 | 2015-08-12 | 中国建筑股份有限公司 | A kind of to be used for " Two walls unite as one " ground-connecting-wall-Vierendeel girder Joint's connection fabrication |
| CN109403631A (en) * | 2018-12-08 | 2019-03-01 | 上海宝冶集团有限公司 | A kind of ground-connecting-wall connect waterproof construction method with original place flowering structure |
-
2019
- 2019-06-12 CN CN201910503567.3A patent/CN110230325A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120122024A (en) * | 2011-04-28 | 2012-11-07 | 이창남 | Uniting Method of Temporary earth wall with basement exterior Wall using Couplers and Bolts. |
| CN103321231A (en) * | 2013-06-10 | 2013-09-25 | 叶长青 | Construction method of foundation pit support |
| CN203320518U (en) * | 2013-06-27 | 2013-12-04 | 中建五局第三建设有限公司 | Connector fixing device |
| CN103590428A (en) * | 2013-11-28 | 2014-02-19 | 华东建筑设计研究院有限公司 | Connection method for basic raft and 'two-in-one' underground diaphragm wall |
| CN204551483U (en) * | 2015-02-03 | 2015-08-12 | 中国建筑股份有限公司 | A kind of to be used for " Two walls unite as one " ground-connecting-wall-Vierendeel girder Joint's connection fabrication |
| CN109403631A (en) * | 2018-12-08 | 2019-03-01 | 上海宝冶集团有限公司 | A kind of ground-connecting-wall connect waterproof construction method with original place flowering structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395352A (en) * | 2020-03-17 | 2020-07-10 | 中国建筑一局(集团)有限公司 | Foundation pit support next to super-deep foundation pit of super high-rise subway and construction method of foundation pit support |
| CN114411694A (en) * | 2021-12-17 | 2022-04-29 | 上海建工二建集团有限公司 | Ground connection wall internal connector embedded positioning system and construction method thereof |
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