CN212835466U - Waterproof curtain for repairing polluted site - Google Patents
Waterproof curtain for repairing polluted site Download PDFInfo
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- CN212835466U CN212835466U CN202021229037.9U CN202021229037U CN212835466U CN 212835466 U CN212835466 U CN 212835466U CN 202021229037 U CN202021229037 U CN 202021229037U CN 212835466 U CN212835466 U CN 212835466U
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- waterproof curtain
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Abstract
The utility model provides a waterproof curtain for repairing contaminated site, which belongs to the technical field of contaminated soil repair, and comprises a plurality of positioning piles and a baffle, wherein the positioning piles are arranged at intervals, the positioning piles are used for being vertically fixed in soil, one side of each positioning pile is provided with a connecting part arranged along the axis direction, the baffle is arranged between two adjacent positioning piles and used for blocking a gap between the positioning piles, the baffle is provided with two vertical edges, and the vertical edges are used for being sealed and detachably connected with the connecting parts; the utility model provides a be used for polluting prosthetic stagnant water curtain in place can solve the current concrete overlap joint column type stagnant water curtain that is used for the foundation ditch manger plate can not be fine the technical problem who is applicable to the restoration engineering in place of polluting.
Description
Technical Field
The utility model belongs to the technical field of pollute soil restoration, more specifically say, relate to a be used for polluting prosthetic stagnant water curtain in place.
Background
A large amount of sludge can be generated in the process of urbanization development, the pollutant components in the sludge are complex, and the soil and underground water can be seriously polluted by irregular dumping and filling. In order to prevent the sludge from causing environmental pollution, a temporary storage field for intensively dumping the sludge can be arranged. When the sludge stock in the temporary storage yard reaches a certain volume, the sludge is repaired by a certain treatment process to eliminate pollution.
Before the sludge in the temporary storage yard is repaired, waterproof curtains need to be built around the temporary storage yard to separate the groundwater seepage of the soil in the temporary storage yard and the soil around the temporary storage yard. The existing waterproof curtain is generally composed of concrete overlapping columns and used for retaining water of a foundation pit. A large amount of concrete is consumed for manufacturing the concrete lap joint column, and after the sludge is repaired, the concrete lap joint column is left in soil, so that the concrete lap joint column cannot be reused, and the construction of a subsequent construction project can be possibly hindered.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be used for polluting prosthetic stagnant water curtain in place aims at solving the current concrete overlap joint column type stagnant water curtain that is used for the foundation ditch manger plate and can not be fine the technical problem who is applicable to the restoration engineering in place of polluting.
In order to achieve the purpose, the technical scheme adopted by the utility model is to provide a waterproof curtain for repairing a polluted site, which comprises positioning piles and baffles;
the positioning piles are arranged at intervals and used for being vertically and fixedly arranged in soil, and one side of each positioning pile is provided with a connecting part arranged along the axis direction;
the baffle is located adjacent two be used for blocking between the spud the clearance between the spud, the baffle has two vertical limits, vertical limit be used for with connecting portion are sealed and can dismantle the connection.
As another embodiment of the present application, the connecting portion is a notch groove, and the notch groove is formed in an edge of the positioning pile and extends along an axial direction of the positioning pile;
vertical edge be equipped with the lug that the breach groove cooperation was used, the lug be used for with the help of the pressure of soil with the lateral wall in close contact with realization sealing connection in breach groove.
As another embodiment of this application, the lateral wall of breach groove offer with the seal groove of lug adaptation, the seal groove is followed the length direction in breach groove extends, the opening direction perpendicular to of seal groove the plate edge part of baffle.
As another embodiment of the present application, the cross-sectional shapes of the sealing groove and the bump are both trapezoidal.
As another embodiment of the present application, the positioning pile is a reinforced concrete cast-in-place pile, the reinforced concrete cast-in-place pile includes a reinforcement cage, and the notch groove is defined by an integrated metal plate fixedly disposed on the reinforcement cage.
As another embodiment of the present application, the bump is a rubber block.
As another embodiment of the present application, the baffle has an arcuate cross-section.
As another embodiment of the present application, the baffle is made of an aluminum alloy material.
As another embodiment of the application, the baffle consists of two layers of panels and a plurality of reinforcing plates clamped between the panels, and the reinforcing plates are fixedly connected with the inner side surfaces of the panels.
As another embodiment of the application, the upper end of the baffle extends out of the ground and is provided with a hanging ring.
Compared with the prior art, the waterproof curtain for repairing the polluted site has the advantages that the existing concrete overlapping pile is replaced by the positioning pile and the baffle, the baffle is connected with the positioning pile in a sealing and detachable mode, a water retaining curtain wall can be formed, the purpose of blocking soil seepage is achieved, the baffle can be separated from the positioning pile after the polluted site repairing engineering is completed, the baffle can be continuously used by being drawn out from the underground, the concrete consumption is greatly saved, the construction of subsequent construction projects cannot be influenced, and two purposes are achieved by one action; the positioning pile can be a concrete pile or a steel pipe pile, and can be extracted from the ground to be continuously used when the positioning pile is the steel pipe pile.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic longitudinal sectional view of a part of the structure of a waterproof curtain for repairing a contaminated site according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a part of the structure of a waterproof curtain for repairing a contaminated site according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a connection between a positioning pile and a baffle in a waterproof curtain for repairing a contaminated site according to an embodiment of the present invention, wherein a dotted circle in the diagram indicates a vertical hole excavated when a baffle slot is formed, and an arrow in the diagram indicates a pressure direction of soil to the baffle;
FIG. 4 is an enlarged view taken at A in FIG. 3;
fig. 5 is a schematic cross-sectional structural view of a positioning pile in a waterproof curtain for repairing a contaminated site according to an embodiment of the present invention;
fig. 6 is a schematic cross-sectional structural view of a baffle in a waterproof curtain for repairing a contaminated site according to an embodiment of the present invention.
In the figure: 1. positioning the pile; 11. a notch groove; 111. a sealing groove; 12. a reinforcement cage; 13. an integral metal plate; 2. a baffle plate; 21. a bump; 22. a panel; 23. a reinforcing plate; 24. a hoisting ring; 3. and (4) a vertical hole.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and 2 together, the waterproof curtain for repairing contaminated sites according to the present invention will now be described. The waterproof curtain for repairing the polluted site comprises a plurality of positioning piles 1 and baffles 2, wherein the positioning piles 1 are arranged at intervals, the positioning piles 1 are vertically and fixedly arranged in soil, and one side of each positioning pile 1 is provided with a connecting part arranged along the axis direction; baffle 2 is located between two adjacent spuds 1 and is used for blocking the clearance between the spud 1, and baffle 2 has two vertical limits, and vertical limit is used for just can dismantle with connecting portion is sealed to be connected.
Compared with the prior art, the waterproof curtain for repairing the polluted site has the advantages that the positioning pile 1 and the baffle 2 are used for replacing the existing concrete overlapping pile, the baffle 2 is connected with the positioning pile 1 in a sealing and detachable mode, a water retaining curtain wall can be formed, the purpose of blocking soil seepage is achieved, after the polluted site repairing engineering is completed, the baffle 2 can be separated from the positioning pile 1 and is drawn out from the underground for continuous use, the concrete consumption is greatly saved, the construction of subsequent construction projects cannot be influenced, and two purposes are achieved by one action; the positioning pile 1 can be a concrete pile or a steel pipe pile, and the positioning pile 1 can be drawn out from the ground for continuous use when being the steel pipe pile.
It should be noted that fig. 1 and 2 are only a part of the waterproof curtain, and the whole waterproof curtain is a closed-loop wall body, which can surround the contaminated site, block the groundwater seepage of the soil at the contaminated site and the soil around, and create essential basic conditions for the contaminated site remediation project.
The utility model provides a method of doing of stagnant water curtain does, at first do spud 1, then excavate the baffle groove between two adjacent spuds 1 to put into baffle groove with baffle 2, make the vertical limit of baffle 2 and spud 1's connecting portion sealing connection can.
As a specific embodiment of the waterproof curtain for repairing a contaminated site provided by the present invention, please refer to fig. 3 to 5, the connection portion is a gap groove 11, and the gap groove 11 is disposed at the edge of the positioning pile 1 and extends along the axial direction of the positioning pile 1; the vertical edge is provided with a convex block 21 matched with the notch groove 11, and the convex block 21 is used for being in close contact with the side wall of the notch groove 11 by virtue of the pressure of soil to realize sealing connection. The notch groove 11 is arranged along the axial direction of the spud 1 and is vertically through, the cross section of the spud 1 is circular, and the opening of the notch groove 11 is arranged along the radial direction.
When the baffle 2 is constructed, a baffle groove needs to be excavated. The baffle groove can be constructed by the existing rotary drilling hole forming technology, namely, a plurality of vertical holes 3 which are mutually overlapped are excavated by using hole forming equipment, and the height of each vertical hole 3 is not less than that of the baffle 2 and the positioning pile 1; after all the vertical holes 3 are excavated, a baffle groove can be formed, after the baffle 2 is placed in the baffle groove, the baffle groove is divided into two parts by the baffle 2, soil is backfilled and tamped at the outer part, namely the part above the baffle 2 in fig. 3, and the inner part is not backfilled, so that the soil can generate pressure from the outer side to the inner side shown by an arrow on the outer surface of the baffle 2, and the convex block 21 is enabled to tightly press the side wall of the gap groove 11 to realize sealing. After the polluted site restoration project is finished, the baffle 2 can be directly lifted by utilizing lifting equipment, and the convex block 21 is automatically separated from the side wall of the notch groove 11.
As a specific embodiment of the waterproof curtain for repairing contaminated site provided by the present invention, please refer to fig. 4 and 5, a sealing groove 111 adapted to the bump 21 is formed on the sidewall of the notch groove 11, the sealing groove 111 extends along the length direction of the notch groove 11, and the opening direction of the sealing groove 111 is perpendicular to the plate edge portion of the baffle 2. That is, the opening direction of the sealing groove 111 is parallel to the pressure direction of the soil to the baffle 2, which is beneficial to the tight fit between the bump 21 and the sidewall of the sealing groove 111, and improves the sealing effect.
As a specific embodiment of the waterproof curtain for repairing contaminated site provided by the present invention, please refer to fig. 4, the cross-sectional shapes of the sealing groove 111 and the bump 21 are both trapezoidal. The head of the bump 21 extends into the sealing groove 111 and is tightly attached to the side wall of the sealing groove 111; the tail of the bump 21 is left with a margin and cannot completely enter the sealing groove 111, so that the bump 21 can continuously move into the sealing groove 111, and the bump 21 is attached to the side wall of the sealing groove 111 more tightly.
As the utility model provides a concrete implementation mode for polluting prosthetic waterproof curtain in place please refer to fig. 5, spud 1 is the reinforced concrete bored concrete pile, and the reinforced concrete bored concrete pile includes steel reinforcement cage 12, and breach groove 11 is enclosed by the integral type metal sheet 13 that sets firmly on steel reinforcement cage 12, the processing preparation of breach groove 11 and seal groove 111 of being convenient for. Specifically, the notch groove 11 and the sealing groove 111 are formed by bending a metal plate according to a predetermined shape. The cast-in-place concrete pile uses the reinforcement cage 12 as a framework, and further comprises a cylindrical concrete block which surrounds the reinforcement cage 12 and is formed by pouring. The reinforcement cage 12 is composed of a plurality of inner ring reinforcements and outer ring reinforcements arranged in the axial direction, and longitudinal reinforcements that connect all the inner ring reinforcements and the outer ring reinforcements into one body.
As a specific embodiment of the waterproof curtain for contaminated site remediation provided by the present invention, the bump 21 is a rubber block. If the bumps 21 are metal blocks, the position accuracy of the sealing grooves 111 of the two spuds 1 is required to be very high, so that it can be ensured that the bumps 21 at the two ends of the baffle 2 are respectively and simultaneously clamped into the sealing grooves 111 of the two spuds 1. The rubber block has certain flexibility, can reduce the shape and position accuracy of adjacent seal groove 111, and the form and position error of seal groove 111 is restoreed automatically, and closely laminates with the lateral wall of seal groove 111, guarantees sealed effect.
As a specific embodiment of the waterproof curtain for repairing contaminated sites provided by the present invention, please refer to fig. 2, 3 and 6, the cross section of the baffle 2 is arched. The arch can bear great soil pressure, and only under great soil pressure, the lug 21 on the baffle 2 can be closely attached to the side wall of the sealing groove 111, so that the sealing effect is ensured. Only the plate edge of the baffle 2 is connected with the positioning pile 1 in a sealing way, the water seepage of soil can be stopped, and the water retaining effect is achieved.
As a specific implementation mode of the waterproof curtain for repairing the polluted site, the baffle 2 is made of aluminum alloy material. The aluminum alloy material has light weight and high strength, can well bear the soil pressure, is convenient to lift, and is favorable for improving the construction efficiency.
As a specific embodiment of the waterproof curtain for repairing contaminated site provided by the present invention, please refer to fig. 6, the baffle 2 is composed of two layers of panels 22 and a plurality of reinforcing plates 23 sandwiched between the panels 22, and the reinforcing plates 23 are fixedly connected to the inner side surfaces of the panels 22. The structure can increase the length of the baffle 2 on the premise of meeting the strength requirement, thereby reducing the use of the positioning pile 1 as much as possible and reducing the material and construction cost.
As a specific embodiment of the waterproof curtain for repairing a contaminated site provided by the present invention, please refer to fig. 1, the upper end of the baffle 2 extends out of the ground and is provided with a hanging ring 24. The hoisting ring 24 is beneficial to hoisting the baffle 2 by hoisting equipment, and the construction efficiency is improved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A stagnant water curtain for contaminated site is restoreed, its characterized in that includes:
the positioning piles are arranged at intervals and used for being vertically and fixedly arranged in soil, and one side of each positioning pile is provided with a connecting part arranged along the axis direction;
the baffle is located adjacent two be used for blocking between the spud the clearance between the spud, the baffle has two vertical limits, vertical limit be used for with connecting portion are sealed and can dismantle the connection.
2. The waterproof curtain for repairing the polluted site according to claim 1, wherein the connecting part is a notched groove which is opened at the edge of the positioning pile and extends along the axial direction of the positioning pile;
vertical edge be equipped with the lug that the breach groove cooperation was used, the lug be used for with the help of the pressure of soil with the lateral wall in close contact with realization sealing connection in breach groove.
3. The waterproof curtain for repairing the polluted site as claimed in claim 2, wherein a sealing groove matched with the bump is formed in a side wall of the gap groove, the sealing groove extends along the length direction of the gap groove, and the opening direction of the sealing groove is perpendicular to the plate edge part of the baffle.
4. The waterproof curtain for repairing the polluted site as claimed in claim 3, wherein the cross-sectional shapes of the sealing groove and the bump are both trapezoidal.
5. The waterproof curtain for repairing the polluted site as claimed in claim 2, wherein the positioning pile is a reinforced concrete cast-in-place pile, the reinforced concrete cast-in-place pile comprises a reinforcement cage, and the gap groove is defined by an integrated metal plate fixedly arranged on the reinforcement cage.
6. The waterproof curtain for contaminated site remediation of claim 2 wherein said projection is a rubber block.
7. The waterproof curtain for contaminated site remediation according to claim 1 wherein said baffle is arcuate in cross section.
8. The waterproof curtain for repairing the polluted site as claimed in claim 7, wherein the baffle is made of an aluminum alloy material.
9. The waterproof curtain for repairing the polluted site as claimed in claim 8, wherein the baffle plate is composed of two layers of panels and a plurality of reinforcing plates clamped between the panels, and the reinforcing plates are fixedly connected with the inner side surfaces of the panels.
10. The waterproof curtain for repairing the polluted site as claimed in claim 1, wherein the upper end of the baffle plate extends out of the ground and is provided with a hanging ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021229037.9U CN212835466U (en) | 2020-06-29 | 2020-06-29 | Waterproof curtain for repairing polluted site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021229037.9U CN212835466U (en) | 2020-06-29 | 2020-06-29 | Waterproof curtain for repairing polluted site |
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| Publication Number | Publication Date |
|---|---|
| CN212835466U true CN212835466U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021229037.9U Active CN212835466U (en) | 2020-06-29 | 2020-06-29 | Waterproof curtain for repairing polluted site |
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| CN (1) | CN212835466U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116251829A (en) * | 2023-04-25 | 2023-06-13 | 北京建工环境修复股份有限公司 | Heat-insulating waterproof curtain for in-situ soil thermal repair and application thereof |
-
2020
- 2020-06-29 CN CN202021229037.9U patent/CN212835466U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116251829A (en) * | 2023-04-25 | 2023-06-13 | 北京建工环境修复股份有限公司 | Heat-insulating waterproof curtain for in-situ soil thermal repair and application thereof |
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