CN113216271A - Insertion type vertical film laying method - Google Patents
Insertion type vertical film laying method Download PDFInfo
- Publication number
- CN113216271A CN113216271A CN202110617944.3A CN202110617944A CN113216271A CN 113216271 A CN113216271 A CN 113216271A CN 202110617944 A CN202110617944 A CN 202110617944A CN 113216271 A CN113216271 A CN 113216271A
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- CN
- China
- Prior art keywords
- steel plate
- steel
- seepage
- geomembrane
- shaped interface
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000003780 insertion Methods 0.000 title abstract description 10
- 230000037431 insertion Effects 0.000 title abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 66
- 239000010959 steel Substances 0.000 claims abstract description 66
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 15
- 238000005452 bending Methods 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000012528 membrane Substances 0.000 claims description 3
- 210000002310 elbow joint Anatomy 0.000 claims 1
- 229920001903 high density polyethylene Polymers 0.000 claims 1
- 239000004700 high-density polyethylene Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 229920006262 high density polyethylene film Polymers 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000004927 clay Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/16—Sealings or joints
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/18—Restraining of underground water by damming or interrupting the passage of underground water by making use of sealing aprons, e.g. diaphragms made from bituminous or clay material
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/18—Restraining of underground water by damming or interrupting the passage of underground water by making use of sealing aprons, e.g. diaphragms made from bituminous or clay material
- E02D19/185—Joints between sheets constituting the sealing aprons
-
- 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
- E02D31/002—Ground foundation measures for protecting the soil or subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/004—Sealing liners
-
- 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)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Civil Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention provides an insertion type vertical film laying method which comprises a steel plate insertion, a guide steel frame and an anti-seepage geomembrane, wherein the guide steel frame comprises a workbench, a positioning hole penetrating through the steel plate insertion is formed in the middle of the workbench, a reinforcing steel bar is embedded into the bottom of the anti-seepage geomembrane, the reinforcing steel bar is in a U shape, the reinforcing steel bar bends the bottom of the anti-seepage geomembrane into a U-shaped interface, the steel plate insertion comprises a steel plate, a cambered surface guide block is fixed on the lower portion of the steel plate, a bending connector on the cambered surface guide block abuts against the U-shaped interface, the cambered surface guide block drives the bending connector to move downwards and synchronously drives the U-shaped interface to move downwards when driving the bending connector to move downwards, the U-shaped interface moves downwards to drive the anti-seepage geomembrane to vertically lay at an elevation position determined by an anti-seepage wall, the geomembrane is quickly vertically laid on the anti-seepage wall, the construction efficiency is improved, the cost is low, and the anti-seepage effect is good.
Description
Technical Field
The invention relates to the technical field of underground diaphragm walls, in particular to an insertion type vertical film paving method.
Background
The underground impervious wall is an underground impervious building which is built by utilizing a special machine to form holes in a loose and permeable foundation of a gate dam and pouring concrete or cement clay mortar and the like into the holes. The diaphragm wall is built by sections, a slot is built into a wall section, and a plurality of wall sections are connected into a whole wall, so the diaphragm wall is also called as an underground diaphragm wall. The top of the wall is connected with the impervious body in the gate dam, two ends of the wall are directly connected with the shore or the impervious facility on the shore, and the weakly weathered bedrock is embedded into the bottom of the wall, so that the underground seepage can be cut off more thoroughly, and the seepage flow is greatly reduced. Plays an important role in ensuring the permeation stability of the loose and permeable foundation and the safety of the gate dam.
The underground impervious wall is not only applied to dams, cofferdams, sluice gates and dikes of water conservancy and hydropower engineering, but also widely applied to the aspects of large mine foundation pits, various tailing dams, industrial waste residue storage yards, municipal engineering and the like, the water stopping performance of the underground impervious wall is very important, if seepage occurs, river dikes, reservoir dikes, dam dikes and the like can be seriously collapsed, and the geomembrane is widely applied to the seepage-proofing construction neighborhood because the seepage-proofing effect is very good, but the laying efficiency of the geomembrane is not high, the construction progress is influenced, and the defects exist.
In view of the above, there is a need for an insertion type vertical film-spreading method to overcome the deficiencies of the prior art.
Disclosure of Invention
The invention aims to provide an insertion type vertical membrane paving method which is simple in structure, simple and convenient to operate, capable of quickly and vertically paving a geomembrane on an impervious wall, capable of improving construction efficiency and excellent in practicability.
The technical scheme adopted by the invention for solving the technical problem is as follows:
the plug-in type vertical film paving method comprises a steel plate plug, a guide steel frame and an anti-seepage geomembrane, wherein the guide steel frame comprises a workbench, a positioning hole penetrating through the steel plate plug is formed in the middle of the workbench, a reinforcing steel bar is embedded into the bottom of the anti-seepage geomembrane and is in a U shape, the reinforcing steel bar bends the bottom of the anti-seepage geomembrane into a U-shaped interface, the steel plate plug comprises a steel plate, a cambered surface guide block is fixed to the lower portion of the steel plate, a bending connector on the cambered surface guide block abuts against the U-shaped interface, the cambered surface guide block drives the bending connector to move downwards and synchronously drives the U-shaped interface to move downwards when driving the bending connector to move downwards, and the U-shaped interface moves downwards to drive the anti-seepage geomembrane to be vertically paved at a determined elevation position of an anti-seepage wall.
Further, the anti-seepage geomembrane is made of an HDPE film.
Furthermore, the positioning holes are in strip shapes and are vertically distributed with the steel plate.
Furthermore, the guide steel frame and the steel plate are detachably connected.
Further, the reinforcing steel bars are fixed with the anti-seepage geomembrane through screws.
Furthermore, the upper part of the steel plate is provided with a hanging point connected with the hydraulic vibration pile driver.
Furthermore, the surface of the bending joint is an arc surface-shaped structure attached to the U-shaped interface.
Further, ribbed steel bars are arranged on the surface of the steel plate.
Further, the bottom of workstation is provided with the support channel-section steel, and the mount has all been welded to the both sides of workstation, and the shape of mount is trapezoidal shape.
Further, the workbench is formed by welding a steel mesh.
The invention has the advantages that:
in conclusion, the geomembrane vertical laying construction method is scientific and reasonable in structural design, simple in construction, low in cost, good in seepage prevention effect, capable of vertically laying the geomembrane on the seepage prevention wall, capable of improving the construction efficiency, widely applicable to construction neighborhoods of riverways, reservoirs and dam projects and excellent in practical performance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view of the construction of the steel plate insert of the present invention;
FIG. 3 is a structural view of a guide steel frame of the present invention;
fig. 4 is a diagram of the construction of an impermeable geomembrane of the present invention;
10-steel plate insertion, 11-steel plate, 12-lifting point, 13-ribbed steel bar, 14-cambered surface guide block, 15-bending joint, 20-guide steel frame, 21-positioning hole, 22-workbench, 23-fixing frame, 24-supporting channel steel, 30-impermeable geomembrane, 31-screw and 32-reinforcing steel bar.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the invention is further described with reference to the figures and the specific embodiments.
As shown in fig. 1, 2, 3 and 4, the plug-in vertical membrane laying method includes a steel plate insert 10, a guide steel frame 20 and an impermeable geomembrane 30, wherein the impermeable geomembrane 30 is made of a HDPE film, the guide steel frame 20 includes a workbench 22, a positioning hole 21 penetrating through the steel plate insert is formed in the middle of the workbench 22, a reinforcing steel bar 32 is embedded in the bottom of the impermeable geomembrane 30, the reinforcing steel bar 32 is in a U shape, the reinforcing steel bar 32 bends the bottom of the impermeable geomembrane 30 into a U-shaped interface, the steel plate insert 10 includes a steel plate 11, an arc guide block 14 is fixed at the lower part of the steel plate 11, a bending connector 15 on the arc guide block 14 abuts against the U-shaped interface, the arc guide block 14 drives the U-shaped interface to move downwards when driving the bending connector 15 to move downwards, and the U-shaped interface moves downwards to vertically lay the impermeable geomembrane at a determined elevation position of an impermeable wall.
The upper portion of steel sheet 11 is provided with the hoisting point 12 of connecting hydraulic pressure vibration pile driver, and steel sheet 11 is provided with ribbed billet 13 on the surface, and reinforcing billet 32 passes through screw 31 and anti-seepage geomembrane is fixed.
The surface of the bending joint 15 is an arc surface-shaped structure attached to the U-shaped interface.
The guide steel frame 20 and the steel plate insert 10 are detachably connected, the workbench 22 is formed by welding a steel mesh, the positioning holes 21 are in strip shapes, and the positioning holes 21 and the steel plates 11 are vertically distributed. The bottom of workstation 22 is provided with support channel-section steel 24, and the both sides of workstation 22 all have welded mount 23, and the shape of mount 23 is trapezoidal shape.
The implementation process of the invention is as follows:
after site conditions are met, cutting soil bodies by using TRD (Top-grade recovery device) according to a designed laying position, then injecting cement paste, laying an anti-seepage geomembrane before cement paste is initially set, using a specially-made guide steel frame as a temporary operation table and a guide wall, and moving the guide steel frame to a corresponding position when each section is laid; the steel plate is fixed with a hydraulic vibration pile sinking machine through a hanging point on the upper portion, the hydraulic vibration pile sinking machine is used as power for inserting the steel plate into the ground, a reinforcing steel bar is installed at the bottom of an anti-seepage geomembrane and fixed through screws, the anti-seepage geomembrane on the reinforcing steel bar portion forms a U-shaped interface, a bent joint at the bottom of the steel plate abuts against the U-shaped interface, the anti-seepage geomembrane forms linkage with the steel plate through the U-shaped interface at the bottom, then the hydraulic vibration pile sinking machine is started, the hydraulic vibration pile sinking machine slowly pressurizes, slowly moves the steel plate downwards, the steel plate drives a cambered surface guide block to move downwards, namely the bent joint moves downwards, the bent joint synchronously drives the U-shaped interface to move downwards when moving downwards, the U-shaped interface moves downwards to drive the anti-seepage geomembrane to vertically lay to an elevation position determined by an anti-seepage wall, namely the anti-seepage geomembrane is inserted into a soil body.
The invention has the advantages that:
in conclusion, the geomembrane vertical laying construction method is scientific and reasonable in structural design, simple in construction, low in cost, good in seepage prevention effect, capable of vertically laying the geomembrane on the seepage prevention wall, capable of improving the construction efficiency, widely applicable to construction neighborhoods of riverways, reservoirs and dam projects and excellent in practical performance.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The plug-in type vertical film paving method is characterized by comprising a steel plate plug, a guide steel frame and an anti-seepage geomembrane, wherein the guide steel frame comprises a workbench, a positioning hole penetrating through the steel plate plug is formed in the middle of the workbench, a reinforcing steel bar is embedded into the bottom of the anti-seepage geomembrane and is in a U shape, the reinforcing steel bar bends the bottom of the anti-seepage geomembrane into a U-shaped interface, the steel plate plug comprises a steel plate, a cambered surface guide block is fixed to the lower portion of the steel plate, a bending connector on the cambered surface guide block abuts against the U-shaped interface, the cambered surface guide block drives the bending connector to move downwards and synchronously drives the U-shaped interface to move downwards, and the U-shaped interface moves downwards to drive the anti-seepage geom.
2. The inserted vertical membrane-laying method according to claim 1, characterized in that the impermeable geomembrane is HDPE membrane.
3. The inserted vertical filming method as claimed in claim 1, wherein the shape of the pilot hole is a strip shape, and the pilot hole is vertically distributed between the steel plate.
4. The method for vertically laying a film in a plug-in manner according to claim 1, wherein the guide steel frame and the steel plate plug are detachably connected.
5. An inserted vertical filming method as claimed in claim 1, wherein said reinforcing steel bars are fixed by screws and impermeable geomembranes.
6. The inserted vertical filming method as claimed in claim 1, wherein the upper part of said steel plate is provided with a hanging point for connecting a hydraulic vibration pile driver.
7. The inserted vertical filming method of claim 1, wherein the surface of said elbow joint is a cambered surface shaped structure conforming to a U-shaped interface.
8. A plug-in vertical filming process as claimed in claim 1, wherein said steel plate is provided with ribbed steel bars on its surface.
9. The plug-in vertical film paving method according to claim 1, wherein a supporting channel steel is arranged at the bottom of the workbench, fixing frames are welded on two sides of the workbench, and the fixing frames are trapezoidal.
10. The inserted vertical filming method of claim 1, wherein the worktable is welded with a steel mesh sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110617944.3A CN113216271B (en) | 2021-06-03 | 2021-06-03 | Plug-in type vertical film laying method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110617944.3A CN113216271B (en) | 2021-06-03 | 2021-06-03 | Plug-in type vertical film laying method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113216271A true CN113216271A (en) | 2021-08-06 |
| CN113216271B CN113216271B (en) | 2024-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110617944.3A Active CN113216271B (en) | 2021-06-03 | 2021-06-03 | Plug-in type vertical film laying method |
Country Status (1)
| Country | Link |
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| CN (1) | CN113216271B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016553A (en) * | 2021-12-15 | 2022-02-08 | 同济大学 | Soft soil burying device and method for geomembrane |
| CN114164869A (en) * | 2021-11-16 | 2022-03-11 | 中煤科工集团西安研究院有限公司 | Magnetic-attraction impermeable film vertical concealed laying device and water-intercepting curtain construction method |
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| CN206143819U (en) * | 2016-11-01 | 2017-05-03 | 北京高能时代环境技术股份有限公司 | Take injection system's perpendicular membrane equipment down |
| CN106677199A (en) * | 2015-11-11 | 2017-05-17 | 北京高能时代环境技术股份有限公司 | Method for vertically laying HDPE geomembranes underground |
| CN109083203A (en) * | 2018-10-09 | 2018-12-25 | 北京高能时代环境技术股份有限公司 | A kind of vertical laying method of HDPE film |
| CN110422770A (en) * | 2019-07-26 | 2019-11-08 | 北京高能时代环境技术股份有限公司 | The vertical deployment equipment of flexible membrane |
| CN110984238A (en) * | 2019-10-28 | 2020-04-10 | 上海市政工程设计研究总院（集团）有限公司 | HDPE (high-density polyethylene) film-bentonite composite vertical anti-seepage wall system and construction equipment and construction method thereof |
| CN214994124U (en) * | 2021-06-03 | 2021-12-03 | 上海远方基础工程有限公司 | Novel plug-in vertical film paving device for impervious wall |
-
2021
- 2021-06-03 CN CN202110617944.3A patent/CN113216271B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677199A (en) * | 2015-11-11 | 2017-05-17 | 北京高能时代环境技术股份有限公司 | Method for vertically laying HDPE geomembranes underground |
| CN206143819U (en) * | 2016-11-01 | 2017-05-03 | 北京高能时代环境技术股份有限公司 | Take injection system's perpendicular membrane equipment down |
| CN109083203A (en) * | 2018-10-09 | 2018-12-25 | 北京高能时代环境技术股份有限公司 | A kind of vertical laying method of HDPE film |
| CN110422770A (en) * | 2019-07-26 | 2019-11-08 | 北京高能时代环境技术股份有限公司 | The vertical deployment equipment of flexible membrane |
| WO2021017326A1 (en) * | 2019-07-26 | 2021-02-04 | 北京高能时代环境技术股份有限公司 | Flexible film vertical laying device |
| CN110984238A (en) * | 2019-10-28 | 2020-04-10 | 上海市政工程设计研究总院（集团）有限公司 | HDPE (high-density polyethylene) film-bentonite composite vertical anti-seepage wall system and construction equipment and construction method thereof |
| CN214994124U (en) * | 2021-06-03 | 2021-12-03 | 上海远方基础工程有限公司 | Novel plug-in vertical film paving device for impervious wall |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114164869A (en) * | 2021-11-16 | 2022-03-11 | 中煤科工集团西安研究院有限公司 | Magnetic-attraction impermeable film vertical concealed laying device and water-intercepting curtain construction method |
| CN114016553A (en) * | 2021-12-15 | 2022-02-08 | 同济大学 | Soft soil burying device and method for geomembrane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113216271B (en) | 2024-07-23 |
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