CN105756102A - Waterproof structure and process of integrated underground diaphragm wall and basement exterior wall - Google Patents
Waterproof structure and process of integrated underground diaphragm wall and basement exterior wall Download PDFInfo
- Publication number
- CN105756102A CN105756102A CN201610240835.3A CN201610240835A CN105756102A CN 105756102 A CN105756102 A CN 105756102A CN 201610240835 A CN201610240835 A CN 201610240835A CN 105756102 A CN105756102 A CN 105756102A
- Authority
- CN
- China
- Prior art keywords
- wall
- basement
- diaphram
- waterproof
- glued membrane
- 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
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Classifications
-
- 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
- E02D31/025—Draining membranes, sheets or fabric specially adapted therefor, e.g. with dimples
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- 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
- E02D31/04—Watertight packings for use under hydraulic pressure
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/0021—Mortar
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0098—Bitumen
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2450/00—Gaskets
- E02D2450/10—Membranes
- E02D2450/105—Membranes impermeable
- E02D2450/106—Membranes impermeable for liquids
Abstract
The invention discloses a waterproof structure and process of integrated underground diaphragm wall and basement exterior wall. The waterproof structure comprises an underground diaphragm wall, a basement exterior wall with a reserved hole and a tensioning rib, wherein the tensioning rib is penetrated into the reserved hole of the basement exterior wall and used for connecting the underground diaphragm wall with the basement exterior wall; a layer of macromolecule self-adhered membrane waterproof roll is paved and bonded between the underground diaphragm wall and the basement exterior wall. The present invention aims to deal with the waterproof work of a part connected by the tensioning rib between the basement exterior wall and the underground diaphragm wall.
Description
Technical field
The present invention relates to building foundation engineering field, it is specifically related to waterproof construction and the technique of a kind of diaphram wall and the unification of outer wall of basement two wall, especially a kind of technique for reverse construction diaphram wall and outer wall of basement " two walls are unified " tension rib node place water-proofing treatment and structure.
Background technology
At present, in the underground structure reverse construction of industry and civil building engineering, generally adopt foundation ditch diaphram wall and the version with the unification of outer wall of basement (or being referred to as underground structure inwall) two wall, as a kind of integrating gear soil, sealing, preventing that the building enclosure pattern blending basement structure outer wall has very significant technology and economic effect.In two wall unification structures, diaphram wall need to be attached by tension rib with outer wall of basement, herein owing to tension rib needs guiding through inwall, therefore inwall needs reserving hole, very easily there is seepage in structure herein, reduce construction quality, increasing later stage processing cost, this problem annoyings building operation always person, how handling this structure place leakage problems well becomes engineering significant concern point.
For the structure that outer wall of basement and diaphram wall two wall are unified, the waterproof work how handling outer wall of basement and diaphram wall dependence tension rib connecting portion well is the emphasis of engineering.
Summary of the invention
The present invention seeks to: for above-mentioned technical problem, the present invention proposes waterproof construction and the waterproof technology of a kind of diaphram wall and the unification of outer wall of basement two wall, to handle outer wall of basement and the waterproof work of diaphram wall dependence tension rib connecting portion well.
The technical scheme is that the waterproof construction of a kind of diaphram wall and the unification of outer wall of basement two wall, this structure includes diaphram wall, with the outer wall of basement of reserving hole, the tension rib that is located in the reserving hole of described outer wall of basement and described diaphram wall and outer wall of basement are linked together, between described diaphram wall and outer wall of basement, be affixed with a floor height molecule from glued membrane waterproof roll.
The waterproof construction that this diaphram wall of the present invention and outer wall of basement two wall are unified, on the basis of technique scheme, also includes following preferred version:
Described macromolecule from the PV100 macromolecule that glued membrane waterproof roll is 1.2mm thickness from glued membrane waterproof roll.
Being coated with concrete protective oxidant layer on the side wall of described diaphram wall, described macromolecule is arranged between described concrete protective oxidant layer and outer wall of basement from glued membrane waterproof roll.
Rubber-asphalt waterproof encapsulant it is marked with in the reserving hole of described outer wall of basement.
A kind of diaphram wall and the waterproof technology of outer wall of basement two wall unification, comprise the following steps:
Step one, lay steel fabric sheet at the side wall of described diaphram wall, and use cement mortar screeding after metope is whitewashed；
Step 2, form concrete protective oxidant layer at the side wall gunning concrete protective agent of described diaphram wall；
Step 3, according to the spacing of reserved steel bar on described diaphram wall, macromolecule is punched from glued membrane waterproof roll；
Step 4, by macromolecule on the side wall that glued membrane waterproof roll is laid on described diaphram wall；
Step 5, in the reserving hole of described outer wall of basement, uniformly pouring into rubber-asphalt waterproof encapsulant, tension rib being penetrated in the reserving hole of structure inwall described in underground, thus utilizing tension rib described diaphram wall and outer wall of basement to be coupled together.
The waterproof technology that this diaphram wall of the present invention and outer wall of basement two wall are unified, on the basis of technique scheme, also includes following preferred version:
Before described step one carries out, described diaphram wall first being carried out basal plane process work, smooth, clean, dry to keep basal plane, without loose pitted skin and floating assorted dirt, straight circular arc is made at negative and positive angle.
In described step one, in described cement mortar, the weight ratio of cement and sand is 1:2.
In described step 4, described macromolecule from the PV100 macromolecule that glued membrane waterproof roll is 1.2mm thickness from glued membrane waterproof roll.
The degree of depth in reserving hole is poured at more than 30mm at described step 5, described rubber-asphalt waterproof encapsulant.
The invention have the advantage that
1, pv100 macromolecule can form permanent combining closely with concrete from glued membrane waterproof roll, it is simple to construction, speed of application is fast, efficiency of construction is high, be easier to reach completely completely to glue requirement.
2, carry out injecting and guarantee to seal for rubber-asphalt waterproof encapsulant in the reserving hole of tension rib traverse, it is greatly improved the sealing property of tension rib junction, even if breakage occurs in waterproof layer, also can effectively prevent water at the gap crossfire penetrated between coil waterproof layer and structure.
3, pre-laid method paving pv100 macromolecule is from glued membrane waterproof roll, and can be laid on bed course by coiled material directly sky, and during construction, the non-bituminous base adhesive layer of coiled material is towards operator, is conducive to site operation personnel to be operated, and speed of application is fast, and efficiency of construction is high.
4, paving pv100 macromolecule need not apply protective layer again after glued membrane waterproof roll, after coiled material has been constructed, can help to wire-tie, and pours into a mould underground structure concrete.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the invention will be described further:
Fig. 1 is the overall structure profile of this diaphram wall of the embodiment of the present invention and outer wall of basement two wall unification waterproof construction；
Fig. 2 is this diaphram wall of the embodiment of the present invention and outer wall of basement two wall unification waterproof construction structural representation of diaphram wall in work progress；
Fig. 3 is this diaphram wall of the embodiment of the present invention and outer wall of basement two wall unification waterproof construction structural representation of outer wall of basement in work progress；
Wherein: 1-diaphram wall, 2-outer wall of basement, 3-tension rib, 4-macromolecule is from glued membrane waterproof roll, 5-rubber-asphalt waterproof encapsulant.
Detailed description of the invention
Fig. 1～Fig. 3 illustrates a specific embodiment of this diaphram wall of the present invention and the waterproof construction of outer wall of basement two wall unification, identical with traditional structure, this structure also includes diaphram wall 1, with the outer wall of basement 2 (or being referred to as underground structure inwall) of reserving hole, the tension rib 3 that is located in the reserving hole of described outer wall of basement and described diaphram wall and outer wall of basement linked together.Specifically, it is internal that one end of tension rib 3 is anchored at diaphram wall 1, and the other end is located in the reserving hole of outer wall of basement 2 and fixes, thus described diaphram wall and outer wall of basement being linked together.
The crucial reconstruction of the present embodiment is in that: is affixed with a floor height molecule between described diaphram wall 1 and outer wall of basement 2 from glued membrane waterproof roll 4, is also marked with rubber-asphalt waterproof encapsulant in the reserving hole of described outer wall of basement 2 simultaneously.
Described macromolecule is preferably the pv100 macromolecule of 1.2mm thickness from glued membrane waterproof roll from glued membrane waterproof roll 4.
In this example, the side wall of described diaphram wall 1 being coated with concrete protective oxidant layer, described macromolecule is specifically arranged in from glued membrane waterproof roll 4 between concrete protective oxidant layer and the described outer wall of basement 2 of this diaphram wall 1 sidepiece.
Referring again to shown in Fig. 1～Fig. 3, the existing waterproof technology by this for the present embodiment diaphram wall with the unification of outer wall of basement two wall is described below, and this technique comprises the following steps:
Step one, lay steel fabric sheet at the side wall of described diaphram wall 1, and use cement mortar screeding after metope is whitewashed.In described cement mortar, the weight ratio of cement and sand is preferably 1:2.
In order to ensure the laying fixed effect of steel fabric sheet in above-mentioned steps one, before this step one carries out, diaphram wall 1 first can be carried out basal plane process work by workmen, smooth, clean, dry to keep basal plane, without loose pitted skin and floating assorted dirt, and straight circular arc is made at negative and positive angle.
Step 2, then form concrete protective oxidant layer at the side wall gunning concrete protective agent of described diaphram wall 1.
Step 3, according to the spacing of reserved steel bar on described diaphram wall 1, macromolecule is punched from glued membrane waterproof roll 4.Punch position is wanted accurately, in order to following macromolecule is from the intact laying of glued membrane waterproof roll.
Step 4, by macromolecule on the side wall that glued membrane waterproof roll 4 is laid on diaphram wall 1.The paving of this coiled material to accomplish that coiled material seam is closely knit, without damaged, fracture, different shape bonding, without defects such as alices.Described macromolecule is preferably the PV100 macromolecule of 1.2mm thickness from glued membrane waterproof roll from glued membrane waterproof roll 4.
Step 5, in the reserving hole of described outer wall of basement, uniformly pour into rubber-asphalt waterproof encapsulant 5, tension rib 3 is penetrated in the reserving hole of structure inwall 2 described in underground, thus utilizing tension rib 3 described diaphram wall 1 and outer wall of basement 2 to be coupled together.Preferably ensureing that the degree of depth that described rubber-asphalt waterproof encapsulant pours in reserving hole is at more than 30mm, and guarantee that whole circle rubber-asphalt waterproof encapsulant is without coherent hole, it is careful about dead angle to accomplish to seal, such as Fig. 3.
Certainly, above-described embodiment only for technology design and the feature of the present invention are described, its object is to allow people will appreciate that present disclosure and to implement according to this, can not limit the scope of the invention with this.All equivalent transformations done according to the spirit of main technical schemes of the present invention or modification, all should be encompassed within protection scope of the present invention.
Claims (9)
1. the waterproof construction that a diaphram wall is unified with outer wall of basement two wall, this structure includes diaphram wall (1), with the outer wall of basement (2) of reserving hole, the tension rib (3) that is located in the reserving hole of described outer wall of basement and described diaphram wall and outer wall of basement linked together, it is characterised in that: between described diaphram wall (1) and outer wall of basement (2), it is affixed with a floor height molecule from glued membrane waterproof roll (4).
2. the waterproof construction of diaphram wall as claimed in claim 1 and the unification of outer wall of basement two wall, it is characterised in that: described macromolecule from glued membrane waterproof roll (4) be 1.2mm thickness pv100 macromolecule from glued membrane waterproof roll.
3. the waterproof construction that diaphram wall as claimed in claim 2 is unified with outer wall of basement two wall; it is characterized in that: be coated with concrete protective oxidant layer on the side wall of described diaphram wall (1), described macromolecule is arranged between described concrete protective oxidant layer and outer wall of basement (2) from glued membrane waterproof roll (4).
4. the waterproof construction that diaphram wall as claimed in claim 1 is unified with outer wall of basement two wall, it is characterised in that: in the reserving hole of described outer wall of basement (2), it is marked with rubber-asphalt waterproof encapsulant (5).
5. the waterproof technology that a diaphram wall is unified with outer wall of basement two wall, it is characterised in that this technique comprises the following steps:
Step one, lay steel fabric sheet at the side wall of described diaphram wall (1), and use cement mortar screeding after metope is whitewashed；
Step 2, form concrete protective oxidant layer at the side wall gunning concrete protective agent of described diaphram wall (1)；
Step 3, spacing according to the upper reserved steel bar of described diaphram wall (1), punch from glued membrane waterproof roll (4) to macromolecule；
Step 4, macromolecule is laid on the side wall of described diaphram wall (1) from glued membrane waterproof roll (4)；
Step 5, in the reserving hole of described outer wall of basement (2), uniformly pour into rubber-asphalt waterproof encapsulant, tension rib (3) is penetrated in the reserving hole of structure inwall (2) described in underground, thus utilizing tension rib (3) described diaphram wall (1) and outer wall of basement (2) to be coupled together.
6. the waterproof technology that diaphram wall as claimed in claim 5 is unified with outer wall of basement two wall, it is characterized in that: before described step one carries out, first described diaphram wall (1) is carried out basal plane process work, smooth, clean, dry to keep basal plane, without loose pitted skin and floating assorted dirt, straight circular arc is made at negative and positive angle.
7. the waterproof technology that diaphram wall as claimed in claim 5 is unified with outer wall of basement two wall, it is characterised in that: in described step one, in described cement mortar, the weight ratio of cement and sand is 1:2.
8. the waterproof technology that diaphram wall as claimed in claim 5 is unified with outer wall of basement two wall, it is characterized in that: in described step 4, described macromolecule from glued membrane waterproof roll (4) be 1.2mm thickness PV100 macromolecule from glued membrane waterproof roll.
9. the waterproof technology that diaphram wall as claimed in claim 5 is unified with outer wall of basement two wall, it is characterised in that: pour into the degree of depth in reserving hole at more than 30mm at described step 5, described rubber-asphalt waterproof encapsulant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610240835.3A CN105756102A (en) | 2016-04-18 | 2016-04-18 | Waterproof structure and process of integrated underground diaphragm wall and basement exterior wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610240835.3A CN105756102A (en) | 2016-04-18 | 2016-04-18 | Waterproof structure and process of integrated underground diaphragm wall and basement exterior wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105756102A true CN105756102A (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610240835.3A Pending CN105756102A (en) | 2016-04-18 | 2016-04-18 | Waterproof structure and process of integrated underground diaphragm wall and basement exterior wall |
Country Status (1)
| Country | Link |
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| CN (1) | CN105756102A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108071118A (en) * | 2018-01-12 | 2018-05-25 | 上海岩土工程勘察设计研究院有限公司 | A kind of supporting construction and its construction method and the overlapping piling wall for also serving as supporting construction |
| CN108894248A (en) * | 2018-08-14 | 2018-11-27 | 中建五局土木工程有限公司 | Underground structure and ground-connecting-wall attachment device and method |
| CN109371957A (en) * | 2018-12-04 | 2019-02-22 | 广东建诚监理咨询有限公司 | Braced wall and two wall combined structure of structural wall |
| CN112281886A (en) * | 2020-10-13 | 2021-01-29 | 中国建筑第八工程局有限公司 | Waterproof and structure integration construction structure of two-in-one interior lining wall |
Citations (4)
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| JP2009121204A (en) * | 2007-11-19 | 2009-06-04 | Taisei Corp | Underground structure |
| CN203256809U (en) * | 2013-01-11 | 2013-10-30 | 李�杰 | Waterproof structure at connecting position of concrete floor and underground continuous wall |
| CN203684293U (en) * | 2013-12-26 | 2014-07-02 | 上海建工二建集团有限公司 | Antiseep structure of underground diaphragm wall |
| CN205557606U (en) * | 2016-04-18 | 2016-09-07 | 上海建工二建集团有限公司 | Waterproof construction of two walls of underground continuous wall and basement outer wall unification |
-
2016
- 2016-04-18 CN CN201610240835.3A patent/CN105756102A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009121204A (en) * | 2007-11-19 | 2009-06-04 | Taisei Corp | Underground structure |
| CN203256809U (en) * | 2013-01-11 | 2013-10-30 | 李�杰 | Waterproof structure at connecting position of concrete floor and underground continuous wall |
| CN203684293U (en) * | 2013-12-26 | 2014-07-02 | 上海建工二建集团有限公司 | Antiseep structure of underground diaphragm wall |
| CN205557606U (en) * | 2016-04-18 | 2016-09-07 | 上海建工二建集团有限公司 | Waterproof construction of two walls of underground continuous wall and basement outer wall unification |
Non-Patent Citations (1)
| Title |
|---|
| 吴腾达: "地下连续墙叠合内衬墙可调式单侧模板施工技术探讨", 《福建建筑》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108071118A (en) * | 2018-01-12 | 2018-05-25 | 上海岩土工程勘察设计研究院有限公司 | A kind of supporting construction and its construction method and the overlapping piling wall for also serving as supporting construction |
| CN108894248A (en) * | 2018-08-14 | 2018-11-27 | 中建五局土木工程有限公司 | Underground structure and ground-connecting-wall attachment device and method |
| CN109371957A (en) * | 2018-12-04 | 2019-02-22 | 广东建诚监理咨询有限公司 | Braced wall and two wall combined structure of structural wall |
| CN112281886A (en) * | 2020-10-13 | 2021-01-29 | 中国建筑第八工程局有限公司 | Waterproof and structure integration construction structure of two-in-one interior lining wall |
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Application publication date: 20160713 |
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