CN108035337A - For the connector of diaphram wall and the construction method of diaphram wall - Google Patents
For the connector of diaphram wall and the construction method of diaphram wall Download PDFInfo
- Publication number
- CN108035337A CN108035337A CN201711363123.1A CN201711363123A CN108035337A CN 108035337 A CN108035337 A CN 108035337A CN 201711363123 A CN201711363123 A CN 201711363123A CN 108035337 A CN108035337 A CN 108035337A
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- Prior art keywords
- connector
- width
- wall
- reinforcement cage
- steel reinforcement
- 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.)
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Links
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 57
- 239000010959 steel Substances 0.000 claims abstract description 57
- 230000002787 reinforcement Effects 0.000 claims abstract description 33
- 238000003466 welding Methods 0.000 claims abstract description 3
- 239000002689 soil Substances 0.000 claims description 14
- 239000004576 sand Substances 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- 238000013461 design Methods 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 5
- 210000000003 hoof Anatomy 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 238000003780 insertion Methods 0.000 abstract description 3
- 230000037431 insertion Effects 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (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)
- Hydrology & Water Resources (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention belongs to the device and method of construction engineering technical field, there is provided for the connector of diaphram wall and the construction method of diaphram wall.The connector is connected by U-shaped steel plate and yi word pattern steel plate combination, described yi word pattern steel plate one end with U-shaped steel plate bottom along symmetrical direction of principal axis.The construction method of diaphram wall is arranged on two width diaphragm wall seam crossings for connector, the connector is laterally disposed in diaphragm wall, banding steel cage side welding point yi word pattern end, opposite side is in convex, by in width continuous wall connector U-type groove before back panel steel reinforcement cage convex binding end insertion, back panel concrete continuous wall is poured.The characteristics of one word plate joint of the connector set of invention and H profile steel connector impervious waterproof, connector one end is welded with steel reinforcement cage, keeps globality, and the other end makes in steel reinforcement cage insertion U grooves, increases contact area and break, enhance waterproof effect；And continuous wall construction method is simple to operation, good water-proof effect, cost relative moderate, great application and promotional value.
Description
Technical field
The present invention relates to the device and method of construction engineering technical field, and in particular to for diaphram wall connector and
The construction method of diaphram wall.
Background technology
Construction method of underground continuous wall mainly has：Slurry → fabrication of reinforcing cage and peace are changed in construction of guide wall → trenching construction → clear bottom
Put → connector processing → casting concrete etc..Wherein diaphragm wall seam crossing construction be influence diaphragm wall water-impervious key problem in technology with
Technical barrier.
Existing common diaphragm wall construction seam waterproof technology has：1. circular joint Manifold technology；2. yi word pattern steel plate
Or cross-shaped steel plate technique；3. I-steel or king's word technology；4. seam crossing exterior wall rotary churning pile waterproof；5. rubber fastening band.Five is big
The feature itself and defect of class connector are as shown in table 1：
Several connector characteristic comparing tables of table 1
The content of the invention
The present invention is directed to the above-mentioned problems in the prior art, there is provided a kind of connector and underground for diaphram wall
The construction method of diaphragm wall.
To achieve the above object, the technical scheme is that：
In a first aspect, the connector for diaphram wall
The connector is composed of U-shaped board and yi word pattern plate, and described yi word pattern plate one end and U-shaped board bottom are along symmetry axis
Direction connects；
The weld width is less than diaphragm wall design width, the width of remaining concrete cover.
The connector is arranged on two width diaphragm wall seam crossings, and the connector is laterally disposed in diaphragm wall, i.e., described connector
Symmetry axis be to extend laterally direction along diaphragm wall.
The material of the connector is steel.
The width of the remaining concrete cover is 7cm.
Second aspect, the construction method of diaphram wall
Step 1：Pour and lead wall, then excavate diaphram wall foundation trench, basialveolar length is greater than or equal to steel reinforcement cage design length
Spend the length of adjunction head.
Step 2：Junction block is placed in preparation spoil body position.
Step 3：The first width diaphram wall steel reinforcement cage is bound, the one or both sides medium position of the steel reinforcement cage connects
First font end, connector transfer to commitment positions with steel reinforcement cage.
Step 4：Before pouring the first width diaphram wall, sand pocket is filled to pouring more than face in the U-type groove side of connector, and with connecing
Head tube works together prevents concrete from streaming.
Step 5：Connector retains thickness of concrete cover, casting concrete continuous walls by soil body side.
Step 6：After second width foundation trench excavates, the first width continuous wall connector pipe is extracted, the soil body is excavated in preparation and places back panel
Junction block.
Step 7：The second width diaphragm wall steel reinforcement cage, the steel reinforcement cage are bound, one end is in convex, with the first width continuous wall connector
U-type groove matching, the medium position of the other end welds with connector yi word pattern end；By the second width steel reinforcement cage convex binding end in insertion
Formula is put into the first width continuous wall connector U-type groove.
Step 8：Before pouring the second width diaphram wall, sand pocket is filled to pouring more than face in the U-type groove side of connector, and with connecing
Head tube works together prevents concrete from streaming.
Step 9：Connector retains thickness of concrete cover, wherein casting concrete continuous walls, diaphragm wall and U by soil body side
Type groove contact portion pours the concrete of addition anticracking waterproof additive.
Step 10：Remaining width diaphragm wall such as step 6-9, so pours successively, until diaphram wall pours completely, finally
One width diaphragm wall steel reinforcement cage both ends convex binding, is put into U-shaped steel groove, pours completion.
Further, the junction block is the shape of a hoof.
Further, the connector stays the concrete cover of 7cm by soil body side.
The construction method of connector and diaphram wall provided by the present invention for diaphram wall, has following beneficial to effect
Fruit：
(1) the advantages of connector of the invention has concentrated yi word pattern plate joint waterproof and H profile steel waterproof, in previous width underground
There is steel reinforcement cage and steel plate to weld in construction of diaphragm wall, connector is contacted well with previous width diaphragm wall, be not in burning into sand mud and
Cause waterproof bad, and can transferring structure stress, good integrity；Steel reinforcement cage is used in latter width diaphram wall interface
The characteristics of form of embedded U-type groove, the globality that has continued I-shaped steel joint completely is strong, waterproof effect, make latter width diaphragm wall
Wide, seepage flow approach length is contacted with preceding width diaphragm wall.
(2) junction block is with concrete because not contacting directly, has solved and has pulled out the time and be difficult to grasp, be difficult to pull out, to disturbance
The problem of diaphragm wall disturbance destroys.
(3) compared with I-steel, the steel using amount of a wing plate is reduced, and the structure for combining I-steel and yi word pattern steel is prevented
The characteristics of water, shearing resistance, simplify construction method, significantly reduce construction cost, and securely and reliably, excellent effect.
(4) diaphragm wall pours the concrete of addition anticracking waterproof additive, further optimization with U-type groove contact portion
Water-stagnating effect.
(5) shape of a hoof junction block is used in work progress, is that concrete streams in order to prevent.
Brief description of the drawings
Fig. 1 is the structure diagram of apparatus of the present invention；
Fig. 2 is the scheme of installation of apparatus of the present invention；
Fig. 3 is that the node construction of apparatus of the present invention completes schematic diagram；
Fig. 4 is apparatus of the present invention and steel reinforcement cage connection diagram.
In figure：1- connectors；2- junction blocks；3- concrete continuous walls；4- fills sand pocket；5- concrete covers；6- preparations
Excavate the soil body；7- adds the concrete of anticracking waterproof additive；8- steel reinforcement cages.
Embodiment
With reference to specific embodiments and the drawings, the present invention will be further described, to help present disclosure is understood.
In a first aspect, the connector for diaphram wall
As shown in Figs 1-4, a kind of connector 1 for diaphram wall of the invention, the connector 1 is by U-shaped board and a word
Template is composed, and described yi word pattern plate one end is connected with U-shaped board bottom along symmetrical direction of principal axis；1 width of connector, which is less than, to be connected
Continuous wall design width, the width of remaining concrete cover 5.The connector 1 is arranged on two width diaphragm wall seam crossings, the connector
1 is laterally disposed in diaphragm wall, i.e., the symmetry axis of described connector 1 is to extend laterally direction along diaphragm wall.The material of the connector 1
Expect for steel.The width of the remaining concrete cover 5 is 7cm.The connector 1 has gathered a word plate joint and H profile steel connects
The characteristics of impervious waterproof, connector one end is welded with steel reinforcement cage 8, keeps globality, and the other end makes steel reinforcement cage 8 be embedded in U-type groove steel
It is interior, increase contact area and break, effectively play waterproof action.
Second aspect, the construction method of diaphram wall
Step 1：Pour and lead wall, then excavate diaphram wall foundation trench, basialveolar length is greater than or equal to the design length of steel reinforcement cage 8
Spend the length of adjunction first 1.
Step 2：6 position of sound production junction block 2 of the soil body is excavated in preparation.
Step 3：Bind the first width diaphram wall steel reinforcement cage 8, the one or both sides medium position welding of the steel reinforcement cage 8
1 yi word pattern end of connector, connector 1 transfer to commitment positions with steel reinforcement cage 8, as 1 device of permanent waterproof connector.
Step 4：Before pouring the first width diaphram wall, sand pocket 4 is filled to pouring more than face in the U-type groove side of connector, and with
Junction block 2 works prevent concrete from streaming together.
Step 5：Connector 1 retains 5 thickness of concrete cover, casting concrete continuous walls 3 by soil body side.
Step 6：After second width foundation trench excavates, the first width continuous wall connector pipe 2 is extracted, after the placement of the soil body 6 is excavated in preparation
Width junction block 2.
Step 7：The second width diaphragm wall steel reinforcement cage 8, the steel reinforcement cage 8 are bound, one end is in convex, is connect with the first width diaphragm wall
First 1 U-type groove matching, medium position and the 1 yi word pattern end of connector of the other end are welded；Second width steel reinforcement cage, 8 convex is bound into end
It is put into embedded in the first width continuous wall connector 1U type grooves.
Step 8：Before pouring the second width diaphram wall, sand pocket 4 is filled to pouring more than face in the U-type groove side of connector 1, and with
Junction block 2 works prevent concrete from streaming together.
Step 9：Connector 1 retains 5 thickness of concrete cover, wherein casting concrete continuous walls 3, diaphragm wall by soil body side
The concrete seven of addition anticracking waterproof additive is poured with U-type groove contact portion, further optimizes water-stagnating effect.
Step 10：Remaining width diaphragm wall such as step 6-9, so pours successively, until buried concrete diaphragm wall 3 has poured
Whole, last 8 both ends convex binding of width diaphragm wall steel reinforcement cage, is put into U-shaped steel groove, pours completion.
The construction method method is simple to operation, good water-proof effect, cost relative moderate, great application and promotion price
Value.
Further, the junction block 2 is the shape of a hoof.The shape of a hoof junction block is that concrete streams in order to prevent.
Further, the connector 1 stays the concrete cover 5 of 7cm by soil body side.
Specific case used herein elaborates inventive concept, the explanation of above example is only intended to
Help to understand core concept of the invention.It should be pointed out that for those skilled in the art, this is not being departed from
On the premise of inventive concept, any obvious modification, equivalent substitution or the other improvements made, should be included in the present invention
Protection domain within.
Claims (8)
- A kind of 1. connector for diaphram wall, it is characterised in that：The connector is composed of U-shaped board and yi word pattern plate, Described yi word pattern plate one end is connected with U-shaped board bottom along symmetrical direction of principal axis.
- 2. connector according to claim 1, it is characterised in that：The weld width is less than diaphragm wall design width, remaining The width of concrete cover.
- 3. connector according to claim 2, it is characterised in that：The connector is arranged on two width diaphragm wall seam crossings, described Connector is laterally disposed in diaphragm wall, i.e., the symmetry axis of described connector is to extend laterally direction along diaphragm wall.
- 4. connector according to claim 3, it is characterised in that：The material of the connector is steel.
- 5. connector according to claim 4, it is characterised in that：The width of connector 7cm small compared with the width of diaphragm wall.
- 6. a kind of construction method of diaphram wall using any connectors of claim 1-5 is as follows：Step 1：Pour and lead wall, then excavate diaphram wall foundation trench, basialveolar length adds more than or equal to steel reinforcement cage design length The length of connector；Step 2：Junction block is placed in preparation spoil body position；Step 3：Bind the first width diaphram wall steel reinforcement cage, the one or both sides medium position welding point one of the steel reinforcement cage Font end, connector transfer to commitment positions with steel reinforcement cage；Step 4：Before pouring the first width diaphram wall, sand pocket is filled to pouring more than face in the U-type groove side of connector, and and junction block Working together prevents concrete from streaming；Step 5：Connector retains thickness of concrete cover, casting concrete continuous walls by soil body side；Step 6：After second width foundation trench excavates, the first width continuous wall connector pipe is extracted, the soil body is excavated in preparation and places back panel connector Pipe；Step 7：Bind the second width diaphragm wall steel reinforcement cage, the steel reinforcement cage, one end is in convex, the U with the first width continuous wall connector Type groove matches, and medium position and the connector yi word pattern end of the other end are welded；By the second width steel reinforcement cage convex binding end in embedded It is put into the first width continuous wall connector U-type groove；Step 8：Before pouring the second width diaphram wall, sand pocket is filled to pouring more than face in the U-type groove side of connector, and and junction block Working together prevents concrete from streaming；Step 9：Connector retains thickness of concrete cover, wherein casting concrete continuous walls, diaphragm wall and U-type groove by soil body side Contact portion pours the concrete of addition anticracking waterproof additive；Step 10：Remaining width diaphragm wall such as step 6-9, so pours successively, until diaphram wall pours completely, last width The convex binding of diaphragm wall steel reinforcement cage both ends, is put into U-shaped steel groove, pours completion.
- 7. connector according to claim 6, it is characterised in that：The junction block is the shape of a hoof.
- 8. the connector according to claim 6 or 7, it is characterised in that：The connector stays the concrete protective of 7cm by soil body side Layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711363123.1A CN108035337B (en) | 2017-12-18 | 2017-12-18 | The construction method of a kind of diaphram wall and applied to the connector in this method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711363123.1A CN108035337B (en) | 2017-12-18 | 2017-12-18 | The construction method of a kind of diaphram wall and applied to the connector in this method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108035337A true CN108035337A (en) | 2018-05-15 |
| CN108035337B CN108035337B (en) | 2019-10-11 |
Family
ID=62099695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711363123.1A Expired - Fee Related CN108035337B (en) | 2017-12-18 | 2017-12-18 | The construction method of a kind of diaphram wall and applied to the connector in this method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108035337B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537574A (en) * | 2018-11-23 | 2019-03-29 | 福建建中建设科技股份有限公司 | The construction technology of diaphram wall in a kind of extremely hard rock |
| CN110055952A (en) * | 2019-03-14 | 2019-07-26 | 姚燕明 | A kind of underground continuous wall connector structure and its construction method |
| CN110528502A (en) * | 2018-05-23 | 2019-12-03 | 中铁七局集团西安铁路工程有限公司 | A kind of anti-construction method streamed of diaphram wall H-type connector |
| CN112392029A (en) * | 2020-11-20 | 2021-02-23 | 武汉盛士瑞建设工程有限公司 | Underground continuous wall and green construction process thereof |
| CN114197490A (en) * | 2022-01-07 | 2022-03-18 | 中铁二局集团有限公司 | Cross continuous wall and construction method thereof |
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| CN106381866A (en) * | 2016-08-31 | 2017-02-08 | 中铁二局工程有限公司 | Construction method of ultra-deep underground diaphragm wall in water-rich soft-soil area |
-
2017
- 2017-12-18 CN CN201711363123.1A patent/CN108035337B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3725926B2 (en) * | 1995-12-28 | 2005-12-14 | ダウ化工株式会社 | Underground wall drainage panel and drainage structure inside the underground wall |
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| CN102535519A (en) * | 2012-03-20 | 2012-07-04 | 广州中煤江南基础工程公司 | I-shaped steel joint structure for underground continuous wall and construction method for I-shaped steel joint structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528502A (en) * | 2018-05-23 | 2019-12-03 | 中铁七局集团西安铁路工程有限公司 | A kind of anti-construction method streamed of diaphram wall H-type connector |
| CN109537574A (en) * | 2018-11-23 | 2019-03-29 | 福建建中建设科技股份有限公司 | The construction technology of diaphram wall in a kind of extremely hard rock |
| CN110055952A (en) * | 2019-03-14 | 2019-07-26 | 姚燕明 | A kind of underground continuous wall connector structure and its construction method |
| CN112392029A (en) * | 2020-11-20 | 2021-02-23 | 武汉盛士瑞建设工程有限公司 | Underground continuous wall and green construction process thereof |
| CN114197490A (en) * | 2022-01-07 | 2022-03-18 | 中铁二局集团有限公司 | Cross continuous wall and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108035337B (en) | 2019-10-11 |
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Granted publication date: 20191011 |