CN111188368A - Anti-seepage layer pre-stressed fixing sleeve - Google Patents
Anti-seepage layer pre-stressed fixing sleeve Download PDFInfo
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- CN111188368A CN111188368A CN202010109126.8A CN202010109126A CN111188368A CN 111188368 A CN111188368 A CN 111188368A CN 202010109126 A CN202010109126 A CN 202010109126A CN 111188368 A CN111188368 A CN 111188368A
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- 229920001971 elastomer Polymers 0.000 claims abstract description 33
- 239000005060 rubber Substances 0.000 claims abstract description 33
- 230000002787 reinforcement Effects 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000001788 irregular Effects 0.000 claims description 8
- 239000004568 cement Substances 0.000 claims description 7
- 239000002002 slurry Substances 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 4
- 239000011150 reinforced concrete Substances 0.000 claims description 4
- 238000004873 anchoring Methods 0.000 claims 1
- 230000004888 barrier function Effects 0.000 claims 1
- 239000004567 concrete Substances 0.000 abstract description 10
- 238000010276 construction Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 3
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- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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Classifications
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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
- E02D31/025—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
- 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
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/122—Flexible prefabricated covering elements, e.g. mats, strips
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0001—Rubbers
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- 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
- E02D2300/002—Concrete
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0026—Metals
- E02D2300/0029—Steel; Iron
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Revetment (AREA)
Abstract
A seepage-proofing layer pre-stressing type fixing external member belongs to the technical field of civil engineering and comprises a seepage-proofing layer, main building blocks, auxiliary building blocks and a rubber core body, wherein two adjacent main building blocks are connected through connecting pieces arranged in adjacent reserved rectangular grooves; the lower parts of the main building block and the auxiliary building block are provided with pre-stressed rib channels penetrating through the main building block and the auxiliary building block, pre-stressed ribs are inserted into the channels, one side of the main building block is a fixed end and is fixed through an anchorage device, one side of the auxiliary building block is a stretching end, and the main building block and the auxiliary building block are fixed through the anchorage device after tension is applied. The invention adopts an assembly structure, and can solve the problems of long construction period, difficult maintenance and reinforcement and the like of the traditional concrete pouring and fixing form. The integrity of the impermeable layer can be maintained while the impermeable layer is fixed, and leakage is avoided.
Description
Technical Field
The invention belongs to the technical field of civil engineering, and particularly relates to a pre-stressed fixing sleeve for an impermeable layer.
Background
The geosynthetic material is a novel material following steel, cement and wood, has higher tensile strength, extensibility and integrity and good hydraulic property, and is a plurality of products made of raw materials such as synthetic fiber, plastic, synthetic rubber and the like. The geosynthetic material is a multifunctional material, has six basic functions of reverse filtration, drainage, protection, reinforcement, isolation and seepage prevention, and often plays a leading role in the application of actual engineering, and other functions also play auxiliary roles correspondingly. Among geosynthetics, geomembranes have good permeation resistance and chemical corrosion resistance, can resist the erosion of various chemicals, and have excellent strength, puncture resistance and welding performance, so that the geomembrane is widely used as an impermeable layer for various projects, and is mainly used for domestic garbage landfill sites, sewage treatment pools, waste residue treatment sites, artificial lakes, water storage pools, lotus root ponds in aquaculture industry, industrial aquaculture pools, fish ponds and the like.
The impermeable layer can adopt a form of a single-layer geomembrane or a mode of a geomembrane and a geotextile protective layer, and also can adopt a form of compounding thin non-woven fabrics and thin films, and can be made into a cloth-one film, a cloth-two film or a cloth-three-two film according to engineering requirements. The impermeable layers in various projects may shift, deform or even break under the action of impact force and suction force of water flow, drag force of landfills or wind force, temperature stress and the like, so that the impermeable layers need to be fixed at the top of the side slope, the middle of the slope section and other key positions. In order to keep the integrity of the impermeable layer and not destroy the impermeable function, the positions except the top end or the edge of the impermeable layer cannot be fixed by adopting a penetrating mode such as a rivet and the like. At present, the concrete pouring form fixing method in actual engineering is applied more, and generally a rectangular groove is excavated first, and the impermeable layer is poured and fixed in the groove by cement concrete. The side wall and the bottom surface of the groove need to be reinforced in the construction process of the traditional concrete pouring and fixing method, the engineering quantity is large, the concrete on the impermeable layer needs to be maintained, and the construction period is long. In addition, if the impermeable layer below the concrete is damaged, the concrete pouring body needs to be broken in maintenance and reinforcement, and the engineering quantity is large.
Disclosure of Invention
In order to overcome the technical problems, the invention provides an impermeable layer pre-stressed fixing kit which adopts an assembled structure and can solve the problems of long construction period, difficulty in maintenance and reinforcement and the like of the traditional concrete pouring and fixing mode. The integrity of the impermeable layer can be maintained while the impermeable layer is fixed, and leakage is avoided.
The technical scheme adopted by the invention is as follows:
a pre-stressed fixing kit for an impermeable layer comprises the impermeable layer, a main building block, auxiliary building blocks and a rubber core body, wherein tenons buried in a foundation are arranged at the lower part of the main building block, a reserved rectangular groove is formed in the upper end part of the main building block, the reserved rectangular grooves in the upper end parts of two adjacent main building blocks are adjacent and correspond in position, the two adjacent main building blocks are connected through connecting pieces arranged in the adjacent reserved rectangular grooves, the left upper part of the main building block is an irregular curved surface and comprises a semicircular groove of the main building block and a quarter circular groove of the main building block, the right upper part of the auxiliary building block is an irregular curved surface and comprises a semicircular groove of the auxiliary building block and a quarter circular groove of the auxiliary building block, the semicircular groove of the auxiliary building block and the quarter circular groove of the main building block are symmetrical in shape, and the rubber; semicircular bulges are arranged at the lower part and the left side and the right side of the rubber core body and correspond to the positions of a semicircular groove of the main building block, a semicircular groove of the auxiliary building block, a quarter-circle groove of the main building block and a quarter-circle groove of the auxiliary building block, and the impermeable layer is clamped among the main building block, the auxiliary building block and the rubber core body; the lower parts of the main building block and the auxiliary building block are provided with pre-stressed rib channels penetrating through the main building block and the auxiliary building block, the pre-stressed rib channels of the main building block and the auxiliary building block respectively correspond to the pre-stressed rib channels of the auxiliary building block in position and are positioned on a straight line, pre-stressed ribs are inserted in the channels, one side of the main building block is a fixed end and is fixed through an anchorage device, one side of the auxiliary building block is a stretching end, and the main building block and the auxiliary building block are fixed through the anchorage device after tension is applied; the rubber core body generates compression deformation after tension is applied, and forms extrusion fixation on the impermeable layer together with the main building block and the auxiliary building block.
Furthermore, the connecting piece is matched with the size and shape of the two adjacent reserved rectangular grooves, namely the spliced rectangular grooves.
Furthermore, the radius of the semicircular convex of the rubber core body is smaller than that of the corresponding groove, and the difference value of the radius of the semicircular convex of the rubber core body and the radius of the corresponding groove is equal to the thickness of the impermeable layer.
Furthermore, the main building blocks and the auxiliary building blocks are prefabricated by reinforced concrete.
Further, the lengths of the main building blocks, the auxiliary building blocks and the rubber core body segments are 1.5-2.0 m; the tenon height of the main building block is 20-30cm, the tenon is arranged along the length direction of the main building block, one side surface is vertical and coplanar with the side surface of the main building block, the other side surface adopts an inclined form, and the inclination angle is 10-20 degrees.
Further, an expansion joint is arranged between the adjacent main building blocks and the adjacent auxiliary building blocks, and the width of the expansion joint is 1 cm.
Furthermore, the left upper corner of the main building block and the right upper corner of the auxiliary building block are chamfered in an arc shape.
Furthermore, an angle steel is arranged in the connecting piece.
Furthermore, the prestressed ribs are steel strands, the tensile strength is not less than 1700MPa, and cement slurry is injected into the prestressed rib hole channels of the main building blocks and the prestressed rib hole channels of the auxiliary building blocks after tensioning is finished.
The invention has the advantages and effects that:
the impermeable layer pre-stressed fixing kit provided by the invention can be prefabricated in a factory, constructed in an on-site assembly manner, and parts are manufactured in a standardized manner, so that the working efficiency can be improved, and the construction period can be shortened. The problems of long construction period, difficult maintenance and reinforcement and the like of the traditional concrete pouring and fixing form can be solved. The integrity of the impermeable layer can be maintained while the impermeable layer is fixed, and leakage is avoided.
Drawings
FIG. 1 is an overall cross-sectional view of the present invention;
FIG. 2 is a front view of a main building block;
FIG. 3 is a side view of a main building block and an auxiliary building block;
fig. 4 is a side view of the rubber core.
In the figure: the anti-seepage concrete block comprises a seepage-proof layer 1, a main building block 2, a tenon 2-1, a reserved rectangular groove 2-2, a main building block semicircular groove 2-3, a main building block quarter circular groove 2-4, a main building block pre-stressing rib pore passage 2-5, a tenon side inclination angle 2-6, an auxiliary building block 3, an auxiliary building block semicircular groove 3-1, an auxiliary building block quarter circular groove 3-2, an auxiliary building block pre-stressing rib pore passage 3-3, a connecting piece 4, a rubber core 5, a semicircular bulge 5-1, a pre-stressing rib 6, an anchorage 7 and an expansion joint 8.
Detailed Description
The invention will be further described with reference to the accompanying drawings, which are not to be construed as limiting the scope of the invention. The invention relates to an impermeable layer pre-stressed fixing kit, which comprises an impermeable layer 1, a main building block 2, an auxiliary building block 3, a connecting piece 4, a rubber core body 5, a pre-stressed rib 6 and an anchorage device 7, wherein the main building block 2 and the auxiliary building block 3 are prefabricated by reinforced concrete, and a tenon 2-1 is arranged at the lower part of the main building block 2 and is buried in a foundation to play a limiting role; the end parts of the main building blocks 2 are provided with reserved rectangular grooves 2-2, the positions of the reserved rectangular grooves 2-2 at the end parts of two adjacent main building blocks 2 are corresponding, and the connecting piece 4 is arranged in the butted reserved rectangular grooves 2-2 and used for connecting the adjacent main building blocks 2; the left upper part of the main building block 2 is an irregular curved surface and comprises a main building block semicircular groove 2-3 and a main building block quarter-circle groove 2-4, the right upper part of the auxiliary building block 3 is an irregular curved surface and comprises an auxiliary building block semicircular groove 3-1 and an auxiliary building block quarter-circle groove 3-2, the shape of the auxiliary building block semicircular groove and the shape of the auxiliary building block quarter-circle groove are symmetrical with that of the left upper part of the main building block 2, and a rubber core body 5 is arranged in a space formed by the two parts in a surrounding manner; the rubber core body 5 is provided with semicircular bulges 5-1 corresponding to the positions of a main building block semicircular groove 2-3, an auxiliary building block semicircular groove 3-1, a main building block quarter-circle groove 2-4 and an auxiliary building block quarter-circle groove 3-2, and the impermeable layer is clamped between the main building block 2, the auxiliary building block 3 and the rubber core body 5; the radius of the semicircular bulge 5-1 of the rubber core body 5 is smaller than the radius of the corresponding groove, and the difference value of the radius and the radius is equivalent to the thickness of the impermeable layer 1, so that the two can be tightly matched; each main building block 2 and each auxiliary building block 3 are provided with two pre-stressed rib hole channels, the positions of the pre-stressed rib hole channels 2-5 and the pre-stressed rib hole channels 3-3 are respectively corresponding to each other and are positioned on a straight line, a pre-stressed rib 6 is inserted in each hole channel, one side of each main building block 2 is a fixed end and is fixed by an anchorage 7, one side of each auxiliary building block 3 is an expansion end, and the main building blocks and the auxiliary building blocks are fixed by the anchorages 7 after tension is applied; the rubber core body 5 generates certain compression deformation after applying tension, and forms an extrusion fixing effect on the impermeable layer 1 together with the main building block 2 and the auxiliary building block 3. The lengths of the main building blocks 2, the auxiliary building blocks 3 and the rubber core body 5 are 1.5-2.0 m; the height of the tenon 2-1 of the main building block is 20-30cm, the tenon is arranged along the length direction of the main building block 2, one side surface is vertical and coplanar with the side surface of the main building block 2, the other side surface adopts an inclined form, and the inclination angle is 10-20 degrees within the range of 2-6 degrees. And an expansion joint 8 with the width of 1cm is arranged between the adjacent main building blocks 2 and the adjacent auxiliary building blocks 3. The left upper corner of the main building block 2 and the right upper corner of the auxiliary building block 3 are chamfered in an arc shape. And angle steel is arranged in the connecting piece 4 to increase the shearing strength. The pre-stressing tendon 6 adopts a steel strand, and the tensile strength is not less than 1700 MPa. And after tensioning is finished, injecting cement slurry into the main building block pre-stressing rib hole 2-5 and the auxiliary building block pre-stressing rib hole 3-3.
Example 1
As shown in figure 1, the anti-seepage layer pre-stressed fixing sleeve consists of an anti-seepage layer 1, a main building block 2, an auxiliary building block 3, a connecting piece 4, a rubber core body 5, a pre-stressed rib 6 and an anchorage device 7. The main building block 2 and the auxiliary building block 3 are prefabricated by reinforced concrete, and the lower part of the main building block 2 is provided with a tenon 2-1 which is buried in a foundation to play a limiting role; the end parts of the main building blocks 2 are provided with reserved rectangular grooves 2-2, the positions of the reserved rectangular grooves 2-2 at the end parts of two adjacent main building blocks 2 are corresponding, and the connecting pieces 4 are arranged in the butted reserved rectangular grooves 2-2 and used for connecting the adjacent main building blocks 2 to prevent position dislocation, which is shown in figure 2. As shown in fig. 3, the left upper part of the main building block 2 is an irregular curved surface and comprises a main building block semicircular groove 2-3 and a main building block quarter circular groove 2-4, the right upper part of the auxiliary building block 3 is an irregular curved surface and comprises an auxiliary building block semicircular groove 3-1 and an auxiliary building block quarter circular groove 3-2, the shape of the auxiliary building block semicircular groove and the shape of the auxiliary building block quarter circular groove are symmetrical to the shape of the left upper part of the main building block 2, and a rubber core 5 is arranged in a space formed by the two parts in a surrounding manner. As shown in FIG. 4, the rubber core 5 is provided with a semicircular projection 5-1 corresponding to the positions of the main building block semicircular groove 2-3, the auxiliary building block semicircular groove 3-1, the main building block quarter circular groove 2-4 and the auxiliary building block quarter circular groove 3-2. The impermeable layer 1 is clamped between the main building block 2, the auxiliary building block 3 and the rubber core body 5. The radius of the semicircular bulge 5-1 of the rubber core body is smaller than that of the corresponding groove, and the difference value of the two is equivalent to the thickness of the impermeable layer 1, so that the two can be tightly matched. Each main building block 2 and each auxiliary building block 3 are provided with two pre-stressed rib channels, and the positions of the pre-stressed rib channels 2-5 and the pre-stressed rib channels 3-3 respectively correspond to each other and are positioned on the same straight line. The pore canal is internally inserted with a pre-stressed rib 6, one side of the main building block 2 is a fixed end and is fixed by an anchorage 7, one side of the auxiliary building block 3 is a stretching end, and the pre-stressed rib is fixed by the anchorage 7 after being applied with tension. The rubber core body 5 generates certain compression deformation after applying tension, and forms an extrusion fixing effect on the impermeable layer 1 together with the main building block 2 and the auxiliary building block 3.
The length of the main building block 2, the auxiliary building block 3 and the rubber core body 5 is 2.0 m. The height of the main building block tenon 2-1 is 30cm, the main building block tenon is arranged along the length direction of the main building block 2, one side surface is vertical and is coplanar with the side surface of the main building block 2, the other side surface adopts an inclined form, and the inclination angle 2-6 is 15 degrees. And an expansion joint 8 with the width of 1cm is arranged between the adjacent main building blocks 2 and the adjacent auxiliary building blocks 3.
The left upper corner of the main building block 2 and the right upper corner of the auxiliary building block 3 are chamfered in an arc shape. And angle steel is arranged in the connecting piece 4 to increase the shearing strength. The prestressed reinforcement 6 adopts 7 steel strands, and the tensile strength is 1860 MPa. After tensioning is finished, cement slurry is injected into the main building block prestressed reinforcement hole channels 2-5 and the auxiliary building block prestressed reinforcement hole channels 3-3 to protect the steel strands from being rusted and ensure durability, and in addition, the prestressed reinforcement is integrated with the surrounding main building block 2 and auxiliary building block 3 through the cement slurry, so that reliability is improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a fixed external member of barrier layer prestressing force formula which characterized in that: comprises an impermeable layer (1), a main building block (2), auxiliary building blocks (3) and a rubber core body (5), wherein the lower part of the main building block (2) is provided with a tenon (2-1) embedded in a foundation, the upper end parts of the main building blocks (2) are provided with reserved rectangular grooves (2-2), the reserved rectangular grooves (2-2) at the upper end parts of two adjacent main building blocks (2) are adjacent and correspond to each other in position, the two adjacent main building blocks (2) are connected through a connecting piece (4) arranged in the adjacent reserved rectangular grooves (2-2), the upper left part of the main building block (2) is an irregular curved surface and comprises a main building block semicircular groove (2-3) and a main building block quarter circular groove (2-4), the upper right part of the auxiliary building block (3) is an irregular curved surface and comprises an auxiliary building block semicircular groove (3-1) and an auxiliary building block quarter circular groove (3-2), the shape of the rubber core body is symmetrical to that of the upper left part of the main building block (2), and a rubber core body (5) is arranged in a space formed by the two building blocks in a surrounding way; semicircular bulges (5-1) are arranged at the lower part and the left side and the right side of the rubber core body (5) and correspond to the positions of a main building block semicircular groove (2-3), an auxiliary building block semicircular groove (3-1), a main building block quarter-circle groove (2-4) and an auxiliary building block quarter-circle groove (3-2), and the anti-seepage layer is clamped among the main building block (2), the auxiliary building block (3) and the rubber core body (5); the lower parts of the main building block (2) and the auxiliary building block (3) are provided with pre-stressed rib channels (2-5) and 3-3) which penetrate through the main building block (2) and the auxiliary building block (3), the positions of the pre-stressed rib channels correspond to those of the main building block and the auxiliary building block respectively, the pre-stressed ribs (6) are inserted into the channels on the same straight line, one side of the main building block (2) is a fixed end and is fixed through an anchorage device (7), one side of the auxiliary building block (3) is a stretching end, and the pre-stressed ribs and the anchoring devices are fixed through the anchorage device (7) after tension is applied; the rubber core body (5) generates compression deformation after tension is applied, and forms extrusion fixation on the impermeable layer (1) together with the main building block (2) and the auxiliary building block (3).
2. The pre-stressed impermeable layer fixing kit according to claim 1, wherein: the connecting piece (4) is matched with the size and shape of the rectangular groove after the two adjacent reserved rectangular grooves (2-2) are spliced.
3. The pre-stressed impermeable layer fixing kit according to claim 1, wherein: the radius of the semicircular bulge (5-1) of the rubber core body (5) is smaller than that of the corresponding groove, and the difference value of the radius and the radius is equal to the thickness of the impermeable layer (1).
4. The pre-stressed impermeable layer fixing kit according to claim 1, wherein: the main building block (2) and the auxiliary building block (3) are prefabricated by reinforced concrete.
5. The pre-stressed impermeable layer fixing kit according to claim 1, wherein: the lengths of the sections of the main building block (2), the auxiliary building block (3) and the rubber core body (5) are 1.5-2.0 m; the height of the main building block tenon (2-1) is 20-30cm, the main building block tenon is arranged along the length direction of the main building block (2), one side surface is vertical and coplanar with the side surface of the main building block (2), the other side surface adopts an inclined form, and the inclination angle (2-6) is 10-20 degrees.
6. The pre-stressed impermeable layer fixing kit according to claim 1, wherein: and an expansion joint (8) is arranged between the adjacent main building blocks (2) and the adjacent auxiliary building blocks (3), and the width of the expansion joint (8) is 1 cm.
7. The pre-stressed impermeable layer fixing kit according to claim 1, wherein: the corners of the upper left corner of the main building block (2) and the corners of the upper right corner of the auxiliary building block (3) adopt arc-shaped chamfers.
8. The pre-stressed impermeable layer fixing kit according to claim 1, wherein: and angle steel is arranged in the connecting piece (4).
9. The pre-stressed impermeable layer fixing kit according to claim 1, wherein: the prestressed reinforcement (6) adopts steel strands, the tensile strength is not less than 1700MPa, and cement slurry is injected into the main building block prestressed reinforcement hole channels (2-5) and the auxiliary building block prestressed reinforcement hole channels (3-3) after tensioning is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010109126.8A CN111188368B (en) | 2020-02-21 | 2020-02-21 | Anti-seepage layer pre-stressed fixing sleeve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010109126.8A CN111188368B (en) | 2020-02-21 | 2020-02-21 | Anti-seepage layer pre-stressed fixing sleeve |
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| Publication Number | Publication Date |
|---|---|
| CN111188368A true CN111188368A (en) | 2020-05-22 |
| CN111188368B CN111188368B (en) | 2021-08-13 |
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| CN202010109126.8A Expired - Fee Related CN111188368B (en) | 2020-02-21 | 2020-02-21 | Anti-seepage layer pre-stressed fixing sleeve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113106924A (en) * | 2021-04-23 | 2021-07-13 | 中水北方勘测设计研究有限责任公司 | Slope top anchoring method for side slope seepage-proofing waterproof blanket |
| CN114837176A (en) * | 2022-06-14 | 2022-08-02 | 中国一冶集团有限公司 | Method for fixing anti-seepage geotextile in separation belt |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867711A (en) * | 2018-08-27 | 2018-11-23 | 四川智宇比盟工程技术有限公司 | The device for preventing geomembrane from folding |
| CN109629609A (en) * | 2018-12-28 | 2019-04-16 | 沈阳工业大学 | Utilize the landfill pad layer anchor structure of rice hull ash concrete |
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2020
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867711A (en) * | 2018-08-27 | 2018-11-23 | 四川智宇比盟工程技术有限公司 | The device for preventing geomembrane from folding |
| CN109629609A (en) * | 2018-12-28 | 2019-04-16 | 沈阳工业大学 | Utilize the landfill pad layer anchor structure of rice hull ash concrete |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113106924A (en) * | 2021-04-23 | 2021-07-13 | 中水北方勘测设计研究有限责任公司 | Slope top anchoring method for side slope seepage-proofing waterproof blanket |
| CN114837176A (en) * | 2022-06-14 | 2022-08-02 | 中国一冶集团有限公司 | Method for fixing anti-seepage geotextile in separation belt |
Also Published As
| Publication number | Publication date |
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| CN111188368B (en) | 2021-08-13 |
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