CN111424681B - Waterproof joint structure under condition of segmented application of underground diaphragm wall and cast-in-place pile and construction method thereof - Google Patents
Waterproof joint structure under condition of segmented application of underground diaphragm wall and cast-in-place pile and construction method thereof Download PDFInfo
- Publication number
- CN111424681B CN111424681B CN202010342849.2A CN202010342849A CN111424681B CN 111424681 B CN111424681 B CN 111424681B CN 202010342849 A CN202010342849 A CN 202010342849A CN 111424681 B CN111424681 B CN 111424681B
- Authority
- CN
- China
- Prior art keywords
- diaphragm wall
- cast
- pile
- underground diaphragm
- place pile
- 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.)
- Active
Links
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 230000002787 reinforcement Effects 0.000 claims description 36
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 239000004567 concrete Substances 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000009412 basement excavation Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 239000002689 soil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
-
- 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
-
- 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
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (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 relates to the technical field of foundation pit support structures, in particular to a waterproof joint structure under the condition of sectioning application of an underground continuous wall and a filling pile and a construction method thereof. The invention provides a structure for sectionally applying an underground diaphragm wall and a cast-in-place pile and a corresponding joint structure, which can pertinently select a proper enclosure structure according to factors such as geology, construction, environment and the like, has good waterproof effect, is convenient to construct, simultaneously takes coordination and stability of deformation into consideration, and realizes coordination and unification between the waterproof effect and rigidity coordination of the joint structure between the underground diaphragm wall and the cast-in-place pile.
Description
Technical Field
The invention relates to the technical field of foundation pit support structures, in particular to a waterproof joint structure under the condition of sectionalized application of an underground continuous wall and a cast-in-place pile and a construction method thereof.
Background
With the deepening of urban construction, urban land resources are more and more tense, and underground structures are gradually valued. As one of the main construction modes of the underground structure, the construction conditions and environmental requirements faced by the foundation pit engineering are also becoming more severe.
The foundation pit support structure generally comprises two types of filling piles and underground continuous walls, wherein the filling piles are arranged in rows at the pit edge of a foundation pit, and because gaps are formed among the filling piles, water or soft mud outside the foundation pit possibly flows into the foundation pit from the gaps when the foundation pit is excavated, and therefore the foundation pit support structure is not generally suitable for soft soil layers, particularly silt stratum; the latter means that a continuous reinforced concrete wall is provided to prevent water or soft mud from flowing into the foundation pit, and the continuous wall has a rigidity greater than that of the piles, can withstand the pressure of the rear soil layer, is suitable and safe to be applied in the soft soil layer, but has the disadvantage of high interval.
Disclosure of Invention
The invention aims to solve the defects of the prior art, and provides a waterproof joint structure under the condition of sectioning application of an underground diaphragm wall and a filling pile and a construction method thereof, so that the underground diaphragm wall and the filling pile can be sectionally applied and have good waterproof property.
In order to achieve the above purpose, a waterproof joint structure under the condition of sectioning application of an underground diaphragm wall and a filling pile is designed, a reserved groove is formed in the end portion of the underground diaphragm wall, the filling pile is arranged at the reserved groove, an inner edge section is arranged on the outer edge of the filling pile, the inner edge section is located in the reserved groove and integrated with the reserved groove in a pouring mode, a reinforcement cage is arranged in the filling pile, a connecting piece is arranged on one side, close to the underground diaphragm wall, of the reinforcement cage, a water-stopping caulking strip is arranged at the outer end of the connecting piece, and the water-stopping caulking strip is propped against the surface of the reserved groove.
The steel reinforcement cage be close to underground diaphragm wall one side from top to bottom evenly be equipped with a plurality of connecting pieces, the stagnant water caulking strip on correspond to the connecting piece on be equipped with the trompil for be connected with the connecting piece.
The outer end of the connecting piece is also sleeved with a water stop washer at the joint of the connecting piece and the water stop caulking strip.
The water-stopping caulking strip adopts an expansion water-stopping strip.
The inner end of the reserved groove is arc-shaped.
Before the underground diaphragm wall is poured, a steel sleeve is preset at the end part of the underground diaphragm wall so as to form the reserved groove after the underground diaphragm wall is poured.
The depth of the bottom end of the filling pile is deeper than that of the bottom end of the underground continuous wall.
The invention also relates to a construction method of the waterproof joint structure under the condition of sectioning application of the underground diaphragm wall and the filling pile, which comprises the following steps: step a, grooving and pouring of the underground continuous wall are carried out, and a reserved groove for connecting with the filling pile is formed; and b, excavating at the position of the reserved groove and forming a cast-in-place pile integrally cast with the reserved groove.
The step a specifically comprises the following steps: step a1., firstly, grooving a preset underground diaphragm wall, cleaning the groove, then placing an underground diaphragm wall reinforcement cage, and placing a sleeve on the underground diaphragm wall for connecting the end part of a cast-in-place pile; step a2, concrete is poured into the underground continuous wall groove; step a3., starting from the initial setting of the concrete, gradually extracting the sleeve to form a reserved groove along with the increase of the strength of the poured concrete until the underground diaphragm wall is partially completed after the sleeve is completely extracted.
The step b specifically comprises the following steps: step b1., excavating pile holes of the cast-in-place piles at the reserved groove positions; step b2., after the excavation is completed, placing the reinforcement cage into a pile hole of the cast-in-place pile, and simultaneously propping up a water-stopping caulking strip connected with the reinforcement cage on the wall of the underground diaphragm wall; and b3., pouring concrete into pile holes of the cast-in-place pile after the reinforcement cage is placed, so as to realize connection of the underground diaphragm wall and the cast-in-place pile.
The construction method also comprises the following steps: step s1., uniformly perforating the water-stopping caulking strips from top to bottom in advance; step S2, welding connecting steel bars at the positions of the holes of the steel reinforcement cage of the filling pile, which correspond to the water-stopping caulking strips; step s3. the water-stopping caulking strip and the connecting steel bars are fixed together in a binding mode, and a water-stopping gasket is sleeved between one side of the water-stopping caulking strip and the connecting steel bars.
Advantageous effects of the invention
The waterproof joint structure and the construction method thereof provided by the invention have the advantages that the waterproof joint structure and the construction method thereof under the condition of sectioning application of the underground diaphragm wall and the filling pile include but are not limited to: the invention provides a structure for sectionally applying an underground diaphragm wall and a cast-in-place pile and a corresponding joint structure, which can pertinently select a proper enclosure structure according to factors such as geology, construction, environment and the like, has good waterproof effect, is convenient to construct, simultaneously takes coordination and stability of deformation into consideration, and realizes coordination and unification between the waterproof effect and rigidity coordination of the joint structure between the underground diaphragm wall and the cast-in-place pile.
Drawings
FIG. 1 is a schematic view of an underground diaphragm wall of the present invention;
FIG. 2 is a schematic illustration of a bored pile hole in accordance with the present invention;
FIG. 3 is a schematic view of the connection of the underground diaphragm wall and the cast-in-place pile according to the present invention;
FIG. 4 is a schematic cross-sectional view of the connection of the underground diaphragm wall and the cast-in-place pile according to the present invention;
in the figure: 1-an underground continuous wall; 11-reserving grooves; 2-a sleeve; 3-filling pile; 4-water-stopping caulking strips; 31-a reinforcement cage; 32-connecting steel bars; 33-inner edge segment.
Detailed Description
The construction and principles of such apparatus and methods will be apparent to those skilled in the art from the following description of the invention taken in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
For foundation pit construction sites with uneven geological distribution, the same enclosing mode is not economical and is unfavorable for construction. Therefore, in this embodiment, an appropriate enclosure structure is selected in a targeted manner according to factors such as geology, construction, and environment. According to the actual situation, the two maintenance structures of the underground diaphragm wall and the cast-in-place pile are used in a segmented mode, the waterproof joint structure of the underground diaphragm wall and the cast-in-place pile is formed in the segmented application situation, the scheme shown in fig. 1 is a schematic diagram of the underground diaphragm wall, the scheme shown in fig. 2 is a schematic diagram of the junction of the cast-in-place pile and the underground diaphragm wall, the sleeve is arranged in advance at the connection position of the underground diaphragm wall and the cast-in-place pile, the sleeve is pulled out when the concrete poured on the underground diaphragm wall begins to be initially set, after the sleeve is pulled out, the cast-in-place pile is excavated along the groove reserved by the sleeve, and because the sleeve is meshed with the underground diaphragm wall, the cast-in-place pile concrete poured after the sleeve is pulled out can be meshed with the concrete of the underground diaphragm wall poured first, and the deformation of the underground diaphragm wall and the cast-in-place pile is facilitated to be coordinated. Simultaneously, the water-stopping caulking strip that bored concrete pile and underground continuous wall are connected is connected on the steel reinforcement cage of bored concrete pile through connecting reinforcement, and the water-stopping caulking strip is held in bored concrete pile and underground continuous wall juncture position along with the steel reinforcement cage when the steel reinforcement cage is transferred down.
With further reference to fig. 3, the right end of the underground diaphragm wall is provided with a reserved groove at the joint with the cast-in-place pile, the cast-in-place pile is arranged in close proximity to the outer side of the reserved groove, the depth of the bottom end of the cast-in-place pile is deeper than that of the bottom end of the underground diaphragm wall, and the design is particularly suitable for the design depth of the cast-in-place pile to be equal to or greater than that of the underground diaphragm wall, so that the strength of the joint of the underground diaphragm wall and the cast-in-place pile can be effectively improved. The outer edge of the filling pile is provided with a part which is positioned in the reserved groove at one side close to the reserved groove, the part is called an inner edge section, namely, the projection of the inner edge section on the horizontal plane is positioned at the inner side of the groove formed by the projection of the reserved groove on the horizontal plane, and pouring is carried out in the reserved groove, so that the filling pile is integrally poured with the reserved groove through the inner edge section, a reinforcement cage is further arranged in the filling pile, a connecting piece is arranged at one side, close to the underground diaphragm wall, of the reinforcement cage, a water-stopping caulking strip is arranged at the outer end, close to one end of the underground diaphragm wall, of the connecting piece, and the water-stopping caulking strip is propped against the surface of the reserved groove by the connecting piece. In addition, in the embodiment, before the underground diaphragm wall is poured, a steel sleeve is preset at the right end part of the underground diaphragm wall, so that the reserved groove is formed after the underground diaphragm wall is poured, the inner end of the reserved groove is in an arc shape, the pouring contact area can be increased to a certain extent, and the reserved groove can be better connected with the pouring pile.
In combination with fig. 4, a plurality of connecting pieces are uniformly arranged from top to bottom on one side of the reinforcement cage of the bored pile close to the underground continuous wall, 6 connecting reinforcements serving as the connecting pieces are arranged from top to bottom in the embodiment, the inner ends of the connecting reinforcements are welded with the reinforcement cage, the outer ends of the connecting reinforcements are connected with water-stopping caulking strips, and openings are arranged on the water-stopping caulking strips corresponding to the arrangement positions of the connecting pieces so as to be sleeved at the outer ends of the connecting pieces. And preferably, the diameter of the hole of the water-stopping caulking strip and the diameter of the connecting piece are set to be 10mm, the hole distance between the adjacent holes and the distance between the adjacent connecting pieces are set to be 1m, and the outer end of the connecting piece can be further provided with a water-stopping gasket at the joint of the water-stopping caulking strip and the connecting piece. In addition, preferably, the water-stopping caulking strip can adopt an expansion water-stopping strip.
Example 1
The embodiment provides the construction process steps of the waterproof joint under the condition of sectionally applying the underground diaphragm wall and the cast-in-place pile, so that the water seepage problem between different enclosure connection parts is solved through the process, the rigidity difference of the underground diaphragm wall and the cast-in-place pile is coordinated, and the deformation is controlled.
Step a, grooving and pouring of the underground continuous wall, and forming a reserved groove for connecting with a cast-in-place pile, wherein the method specifically comprises the following steps:
step a1. firstly, grooving and cleaning the preset underground diaphragm wall, then placing an underground diaphragm wall reinforcement cage, and placing a steel sleeve at the end of the underground diaphragm wall, namely the joint position of the underground diaphragm wall and the cast-in-place pile.
And a step a2, concrete is poured into the underground continuous wall groove.
Step a3., starting from the initial setting of the concrete, gradually extracting the sleeve to form a reserved groove along with the increase of the strength of the poured concrete until the underground diaphragm wall is partially completed after the sleeve is completely extracted.
Step b, after the pouring of the underground continuous wall is completed, excavating at the position of the reserved groove and forming a cast-in-place pile integrated with the pouring of the reserved groove, and specifically comprising the following steps:
step b1., excavating pile holes of the cast-in-place pile according to the reserved groove positions, wherein the excavating mode can adopt manual excavating or mechanical excavating.
And b2., after the excavation is completed, placing the reinforcement cage into a reinforcement cage design position of the cast-in-place pile, and simultaneously, tightly pushing a water stop caulking strip connected with the reinforcement cage on the wall of the underground continuous wall, wherein the water stop caulking strip preferably uses an expansion water stop strip.
And b3., pouring concrete into pile holes of the cast-in-place pile after the reinforcement cage is placed, and finally connecting the underground diaphragm wall and the cast-in-place pile.
Example 2
The water caulking strip is connected with the reinforcement cage through connecting reinforcements, and the concrete connection method is as follows:
step s1. uniformly holes are formed in the water-stopping caulking strips from top to bottom in advance, and the suggested aperture is 10mm, and the vertical hole pitch is 1m.
And S2, welding connecting steel bars at the positions, corresponding to the openings of the water-stopping caulking strips, of the steel reinforcement cage of the cast-in-place pile, wherein the suggested size of the connecting steel bars is phi 10mm, and the positions of the connecting steel bars are consistent with the openings of the water-stopping caulking strips.
Step s3. the water-stopping caulking strips and the connecting steel bars are fixed together in a binding mode, and the water-stopping caulking strips are sleeved on the connecting steel bars through holes on one side by using water-stopping gaskets.
Claims (10)
1. The utility model provides a waterproof joint structure under underground diaphragm wall and bored concrete pile segmentation application condition, its characterized in that underground diaphragm wall tip be equipped with the reservation recess, reservation recess department be equipped with the bored concrete pile, just the outer edge of bored concrete pile have an interior edge section, interior edge section be located the reservation recess in and with reservation recess pour integrative, the bored concrete pile in be equipped with the steel reinforcement cage, the steel reinforcement cage be equipped with the connecting piece in one side of underground diaphragm wall in a neighborhood, the outer end of connecting piece be equipped with stagnant water caulking strip, stagnant water caulking strip be supported in the surface of reservation recess.
2. The waterproof joint structure for the sectional application of the underground diaphragm wall and the cast-in-place pile as claimed in claim 1, wherein a plurality of connecting pieces are uniformly arranged on one side of the reinforcement cage close to the underground diaphragm wall from top to bottom, and openings are arranged on the water-stopping caulking strips corresponding to the connecting pieces and are used for being connected with the connecting pieces.
3. A waterproof joint structure for use in a section of underground diaphragm wall and cast-in-place pile according to claim 2, wherein the diameter of the openings is 10mm, the pitch between adjacent openings is 1m, and the diameter of the connecting member is 10mm.
4. The waterproof joint structure for the sectional application of the underground diaphragm wall and the cast-in-place pile as claimed in claim 1, wherein the outer end of the connecting piece is further sleeved with a water stop washer at the joint of the water stop caulking strip.
5. The waterproof joint structure for the sectional application of the underground diaphragm wall and the cast-in-place pile as claimed in claim 1, wherein the inner end of the reserved groove is arc-shaped.
6. A waterproof joint structure for use in a section of a diaphragm wall and a cast-in-place pile according to claim 1, wherein the depth of the bottom end of the cast-in-place pile is deeper than the depth of the bottom end of the diaphragm wall.
7. A construction method of a waterproof joint structure in the case of using the underground diaphragm wall and the cast-in-place pile section according to claim 1, characterized by comprising the steps of:
step a, grooving and pouring of the underground continuous wall are carried out, and a reserved groove for connecting with the filling pile is formed;
and b, excavating at the position of the reserved groove and forming a cast-in-place pile integrally cast with the reserved groove.
8. The construction method according to claim 7, wherein the step a specifically comprises:
step a1., firstly, grooving a preset underground diaphragm wall, cleaning the groove, then placing an underground diaphragm wall reinforcement cage, and placing a sleeve on the underground diaphragm wall for connecting the end part of a cast-in-place pile;
step a2, concrete is poured into the underground continuous wall groove;
step a3., starting from the initial setting of the concrete, gradually extracting the sleeve to form a reserved groove along with the increase of the strength of the poured concrete until the underground diaphragm wall is partially completed after the sleeve is completely extracted.
9. The construction method according to claim 7, wherein the step b specifically comprises:
step b1., excavating pile holes of the cast-in-place piles at the reserved groove positions;
step b2., after the excavation is completed, placing the reinforcement cage into a pile hole of the cast-in-place pile, and simultaneously propping up a water-stopping caulking strip connected with the reinforcement cage on the wall of the underground diaphragm wall;
and b3., pouring concrete into pile holes of the cast-in-place pile after the reinforcement cage is placed, so as to realize connection of the underground diaphragm wall and the cast-in-place pile.
10. The construction method according to claim 7, further comprising the step of:
step s1., uniformly perforating the water-stopping caulking strips from top to bottom in advance;
step S2, welding connecting steel bars at the positions of the holes of the steel reinforcement cage of the filling pile, which correspond to the water-stopping caulking strips;
step s3. the water-stopping caulking strip and the connecting steel bars are fixed together in a binding mode, and a water-stopping gasket is sleeved between one side of the water-stopping caulking strip and the connecting steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010342849.2A CN111424681B (en) | 2020-04-27 | 2020-04-27 | Waterproof joint structure under condition of segmented application of underground diaphragm wall and cast-in-place pile and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010342849.2A CN111424681B (en) | 2020-04-27 | 2020-04-27 | Waterproof joint structure under condition of segmented application of underground diaphragm wall and cast-in-place pile and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111424681A CN111424681A (en) | 2020-07-17 |
| CN111424681B true CN111424681B (en) | 2024-03-08 |
Family
ID=71556958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010342849.2A Active CN111424681B (en) | 2020-04-27 | 2020-04-27 | Waterproof joint structure under condition of segmented application of underground diaphragm wall and cast-in-place pile and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111424681B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609709A (en) * | 2020-12-16 | 2021-04-06 | 上海市基础工程集团有限公司 | Tenon type sleeve milling joint based on removable steel pipe and construction method |
| CN113818463A (en) * | 2021-10-09 | 2021-12-21 | 中建八局轨道交通建设有限公司 | Construction method of semi-rigid connection diaphragm wall |
| CN113863323A (en) * | 2021-10-29 | 2021-12-31 | 中铁上海工程局集团有限公司 | Construction method adopting wall-shaped supporting structure |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1441473A (en) * | 1974-01-23 | 1976-06-30 | Soil Mechanics Ltd | Contiguous bored pile walls |
| JPH09158174A (en) * | 1995-12-13 | 1997-06-17 | Dainippon Doboku Kk | Water stopping mechanism and method between case bodies of underground continuous wall |
| JPH09170230A (en) * | 1995-12-20 | 1997-06-30 | Chem Grouting Co Ltd | Process for stopping water at underground wall |
| DE102008003561A1 (en) * | 2008-01-09 | 2009-07-16 | Stock, Alfons, Dipl.-Ing. | Unreinforced extended drilled pile for static load transfer application, is reinforced by construction of special form of reinforcing arrangement in overlapping drilled pile wall and is pretension by prestressing steel reinforcement |
| CN102011397A (en) * | 2010-11-09 | 2011-04-13 | 中安泰达建设发展(北京)有限公司 | Construction process of concrete form water-stopping occlusion pile |
| CN102409702A (en) * | 2011-09-16 | 2012-04-11 | 中铁三局集团有限公司 | Method for performing seam waterproof construction in underground continuous wall by using embedded rubber water stop tapes |
| CN102535441A (en) * | 2012-03-16 | 2012-07-04 | 广州中煤江南基础工程公司 | Construction method of underground diaphragm wall |
| CN103276752A (en) * | 2013-06-20 | 2013-09-04 | 江苏城市职业学院 | Construction method of underground continuous wall expansive concrete joint |
| CN103410174A (en) * | 2013-08-23 | 2013-11-27 | 上海隧道工程股份有限公司 | GXJ underground continuous wall rubber waterproof connector tool and construction method thereof |
| CN207062931U (en) * | 2017-07-28 | 2018-03-02 | 青岛春旭钢结构有限公司 | A kind of continuous wall connector |
| CN110331727A (en) * | 2019-07-11 | 2019-10-15 | 江西建工第二建筑有限责任公司 | The supporting construction and construction method that bored concrete pile and diaphram wall combine |
| CN212388557U (en) * | 2020-04-27 | 2021-01-22 | 中铁上海工程局集团华海工程有限公司 | Waterproof joint structure under sectional application condition of underground continuous wall and cast-in-place pile |
-
2020
- 2020-04-27 CN CN202010342849.2A patent/CN111424681B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1441473A (en) * | 1974-01-23 | 1976-06-30 | Soil Mechanics Ltd | Contiguous bored pile walls |
| JPH09158174A (en) * | 1995-12-13 | 1997-06-17 | Dainippon Doboku Kk | Water stopping mechanism and method between case bodies of underground continuous wall |
| JPH09170230A (en) * | 1995-12-20 | 1997-06-30 | Chem Grouting Co Ltd | Process for stopping water at underground wall |
| DE102008003561A1 (en) * | 2008-01-09 | 2009-07-16 | Stock, Alfons, Dipl.-Ing. | Unreinforced extended drilled pile for static load transfer application, is reinforced by construction of special form of reinforcing arrangement in overlapping drilled pile wall and is pretension by prestressing steel reinforcement |
| CN102011397A (en) * | 2010-11-09 | 2011-04-13 | 中安泰达建设发展(北京)有限公司 | Construction process of concrete form water-stopping occlusion pile |
| CN102409702A (en) * | 2011-09-16 | 2012-04-11 | 中铁三局集团有限公司 | Method for performing seam waterproof construction in underground continuous wall by using embedded rubber water stop tapes |
| CN102535441A (en) * | 2012-03-16 | 2012-07-04 | 广州中煤江南基础工程公司 | Construction method of underground diaphragm wall |
| CN103276752A (en) * | 2013-06-20 | 2013-09-04 | 江苏城市职业学院 | Construction method of underground continuous wall expansive concrete joint |
| CN103410174A (en) * | 2013-08-23 | 2013-11-27 | 上海隧道工程股份有限公司 | GXJ underground continuous wall rubber waterproof connector tool and construction method thereof |
| CN207062931U (en) * | 2017-07-28 | 2018-03-02 | 青岛春旭钢结构有限公司 | A kind of continuous wall connector |
| CN110331727A (en) * | 2019-07-11 | 2019-10-15 | 江西建工第二建筑有限责任公司 | The supporting construction and construction method that bored concrete pile and diaphram wall combine |
| CN212388557U (en) * | 2020-04-27 | 2021-01-22 | 中铁上海工程局集团华海工程有限公司 | Waterproof joint structure under sectional application condition of underground continuous wall and cast-in-place pile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111424681A (en) | 2020-07-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111424681B (en) | Waterproof joint structure under condition of segmented application of underground diaphragm wall and cast-in-place pile and construction method thereof | |
| CN103343538B (en) | Supporting and construction method of steel sheet pile under soft foundation of high flow plastic deep layer | |
| US3431736A (en) | Method of constructing underground concrete walls | |
| CN108086328A (en) | A kind of dynamic sealing, assembled building enclosure and its construction method from recharge | |
| CN108612111B (en) | Steel pipe pile, foundation pit support structure and construction method of foundation pit support structure | |
| CN109356183B (en) | Open caisson reserved hole plugging structure and construction method thereof | |
| CN102535519A (en) | I-shaped steel joint structure for underground continuous wall and construction method for I-shaped steel joint structure | |
| CN112359868B (en) | Underground passage construction method closely attached to existing underground structure | |
| CN106812131B (en) | A kind of permanent sheet pile underground structure and its construction method | |
| CN104099946A (en) | Novel jacking pipe intersegment overhaul well | |
| CN212388557U (en) | Waterproof joint structure under sectional application condition of underground continuous wall and cast-in-place pile | |
| JP2002364006A (en) | Construction method for underwater foundation | |
| CN108149694B (en) | A kind of wall width based on underground wall body construction longitudinally splices subsidence process | |
| CN108086302B (en) | A kind of transverse direction based on underground wall body construction is whole to pour wall width subsidence process | |
| CN113957880B (en) | Construction method of steel-concrete underground continuous wall | |
| CN110106898A (en) | A kind of reinforcement means of sea soft soil foundation Steel Sheet Pile cofferdam unstability | |
| CN213867894U (en) | Open caisson reserved hole door plugging support structure | |
| CN113373904B (en) | Water-stop type angle lug steel sheet pile and construction method | |
| CN209293051U (en) | A kind of open caisson reserved opening plugging structure | |
| JPH05132941A (en) | Open shield method and concrete segment used therefor | |
| KR101862761B1 (en) | the method of constructing underground basic structure | |
| CN219261048U (en) | Working well | |
| CN216238557U (en) | Foundation pit supporting structure of steel pipe pile and concrete prefabricated section | |
| CN109763518A (en) | A kind of construction method of basement post-pouring zone | |
| CN214005597U (en) | Earth and rock dykes and dams are worn dam culvert pipe and are led to arrange to encapsulate and irritate core combination block structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |