CN214695688U

CN214695688U - Impervious wall for deep covering layer

Info

Publication number: CN214695688U
Application number: CN202120455501.4U
Authority: CN
Inventors: 吴汉平; 吴跃钢; 姜黎; 徐菁
Original assignee: Wuhan Jinruiwei Basic Engineering Co ltd
Current assignee: Wuhan Jinruiwei Basic Engineering Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-11-12
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a be used for intraformational cut-off wall of deep covering, including the dam body, the bottom of dam body is equipped with the foundation layer, the top mid-mounting of dam body has the core wall, the bottom fixedly connected with lug of core wall is first, a plurality of cut-off wall is installed to the bottom of lug is first, the cut-off wall includes high strength concrete, waterproof concrete, reinforcing bar net, lug two and draw-in groove one, fixedly connected with waterproof concrete is surveyed to high strength concrete's two, be equipped with the reinforcing bar net in the waterproof concrete, high strength concrete's bottom fixedly connected with lug two, draw-in groove one has all been seted up at high strength concrete's top, the outer fixed surface of cut-off wall is connected with the waterproof layer. Has the advantages that: the water leakage phenomenon of the impervious wall caused by overlarge water pressure in the reservoir is effectively reduced, and the potential safety hazard problem is reduced.

Description

Impervious wall for deep covering layer

Technical Field

The utility model relates to a cut-off wall field particularly, relates to a be used for the intraformational cut-off wall of deep overburden.

Background

The impervious wall is a main vertical impervious technology of the existing granular stratum, can be used for permanent foundation seepage prevention and leakage stopping treatment of dikes and dams with water leakage and dangerous situations, can also be used for seepage prevention treatment of temporary cofferdams, foundation pits and the like, can be used as retaining walls, impact-resistant walls and the like of buildings, and has the problems of serious water leakage phenomenon at the joint of the two impervious walls and potential safety hazards due to the dead weight pressure of a dam body, the vertical pressure of reservoir water, the additional vertical pressure generated by the settlement of soil bodies on two sides, the horizontal thrust caused by water head difference and the like.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for the intraformational cut-off wall of deep overburden to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for intraformational cut-off wall of deep covering, includes the dam body, the bottom of dam body is equipped with the basement layer, the top mid-mounting of dam body has the core wall, the bottom fixedly connected with lug one of core wall, a plurality of cut-off wall is installed to the bottom of lug one, the cut-off wall includes high strength concrete, waterproof concrete, reinforcing bar net, lug two and draw-in groove one, fixedly connected with waterproof concrete is surveyed to two of high strength concrete, be equipped with the reinforcing bar net in the waterproof concrete, the bottom fixedly connected with lug two of high strength concrete, draw-in groove one has all been seted up at the top of high strength concrete, the outer fixed surface of cut-off wall is connected with the waterproof layer.

Furthermore, a first water stop sheet is fixedly connected to the position, close to the impervious wall, of the core wall, a first water stop strip is arranged on each of two sides of the impervious wall, and the first water stop strip is connected with the waterproof layer and the first water stop strip through a first bolt.

Furthermore, the first clamping groove is matched with the first projection and the second projection.

Furthermore, two sides of the two anti-seepage walls are provided with a second water stop strip, and the second water stop strip is connected with the waterproof layer through a second bolt.

Furthermore, the foundation layer is close to one of the cut-off wall department has seted up draw-in groove two, draw-in groove two with cut-off wall looks adaptation, draw-in groove two is close to cut-off wall department is equipped with stagnant water piece two, the both sides of stagnant water piece two are equipped with sealing rod three, sealing rod three pass through bolt three with stagnant water piece two and waterproof layer are connected.

Furthermore, the waterproof layer, the first water stop sheet, the second water stop sheet, the first water stop strip, the second water stop strip and the third water stop strip are all made of red copper materials.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the joint of the two existing impervious walls has a large gap, the water pressure in a reservoir is large, so that the water leakage phenomenon at the gap is serious, and potential safety hazards exist.

(2) The existing impervious wall is generally formed by pouring concrete, the strength is reduced, the existing impervious wall is easy to break, the potential safety hazard problem exists, the strength of the existing impervious wall is improved, the existing impervious wall is prevented from breaking, and the potential safety hazard problem is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an anti-seepage wall used in a deep covering layer according to an embodiment of the invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

FIG. 4 is an enlarged view at C of FIG. 1;

fig. 5 is a schematic structural view of a diaphragm wall for a diaphragm wall in a deep covering according to an embodiment of the present invention.

Reference numerals:

1. a dam body; 2. a ground layer; 3. a core wall; 4. a first bump; 5. a cut-off wall; 6. high strength concrete; 7. waterproof concrete; 8. a reinforcing mesh; 9. a second bump; 10. a first clamping groove; 11. a waterproof layer; 12. a first water stop sheet; 13. a first water stop strip; 14. a first bolt; 15. a second water stop strip; 16. a second bolt; 17. a second clamping groove; 18. a second water stop sheet; 19. a third water stop strip; 20. and a third bolt.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-5, a cut-off wall for use in deep overburden according to an embodiment of the present invention includes a dam body 1, a foundation layer 2 is disposed at the bottom of the dam body 1, a core wall 3 is disposed at the middle of the top of the dam body 1, a first bump 4 is fixedly connected to the bottom of the core wall 3, a plurality of cut-off walls 5 are disposed at the bottom of the first bump 4, the cut-off walls 5 include high strength concrete 6, waterproof concrete 7, a reinforcing mesh 8, a second bump 9 and a first slot 10, the waterproof concrete 7 is fixedly connected to two sides of the high strength concrete 6, the reinforcing mesh 8 is disposed in the waterproof concrete 7, strength is improved, the cut-off of the cut-off walls 5 is prevented, potential safety problems are reduced, the second bump 9 is fixedly connected to the bottom of the high strength concrete 6, the first slot 10 is disposed at the top of the high strength concrete 6, the waterproof layer 11 is fixedly connected to the outer surface of the impervious wall 5, so that the sealing performance of the joint of the two impervious walls 5 is improved, the water leakage phenomenon of the impervious walls is effectively prevented, and the potential safety hazard problem is reduced.

Example two:

referring to fig. 1-5, a first water stop strip 12 is fixedly connected to a position of the core wall 3 close to the cut-off wall 5, a first water stop strip 13 is arranged on two sides of one of the cut-off walls 5, the first water stop strip 13 is connected with the waterproof layer 11 and the first water stop strip 13 through a first bolt 14, so that the sealing performance of the connection position of the cut-off wall 5 and the core wall 3 is improved, the water leakage phenomenon between the cut-off wall 5 and the core wall 3 is prevented, the first clamping groove 10 is matched with the first projection 4 and the second projection 9, a second water stop strip 15 is arranged on two sides of each of the two cut-off walls 5, and the second water stop strip 15 is connected with the waterproof layer 11 through a second bolt 16, so that the sealing performance is improved.

Example three:

referring to fig. 1-5, a second clamping groove 17 is formed in the foundation layer 2 near one of the anti-seepage walls 5, the second clamping groove 17 is matched with the anti-seepage wall 5, a second water stop sheet 18 is arranged in the second clamping groove 17 near the anti-seepage wall 5, third water stop strips 19 are arranged on two sides of the second water stop sheet 18, the third water stop strips 19 are connected with the second water stop sheets 18 and the waterproof layer 11 through third bolts 20, so that the sealing property between the foundation layer 2 and the anti-seepage wall 5 is improved, the water leakage phenomenon at the connection position of the foundation layer 2 and the anti-seepage wall 5 is prevented, the waterproof layer 11, the first water stop sheets 12, the second water stop sheets 18, the first water stop strips 13, the second water stop strips 15 and the third water stop strips 19 are made of red copper materials, the red copper materials have excellent heat conductivity, ductility and corrosion resistance, the elastic deformation of the anti-seepage wall 5 under the action of water pressure is improved, and the anti-seepage wall 5 is prevented from being broken, and the water stopping performance is high, and the water leakage of the waterproof wall 5 is prevented.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the sealing performance of the joint of the core wall 3 and the impervious wall 5 is improved through the matching of the first bump 4 and the first slot 10, the water leakage phenomenon of the joint of the impervious wall 5 and the core wall 3 is reduced, the gap of the joint of the impervious wall 5 and the core wall 3 is shielded through the first water stop strip 13, the sealing performance of the joint of the impervious wall 5 and the core wall 3 is further improved, the water leakage phenomenon is reduced, the sealing performance of the joint of the two impervious walls 5 is improved through the matching of the second bump 9 and the first slot 10, the water leakage phenomenon of the joint of the two impervious walls 5 is reduced, the gap of the joint of the two impervious walls 5 is shielded through the second water stop strip 15, the sealing performance of the joint of the two impervious walls 5 is further improved, the water leakage phenomenon is reduced, the sealing performance of the joint of the foundation layer 2 and the impervious wall 5 is improved through the matching of the second slot 17 and the impervious wall 5, the water leakage phenomenon of the joint of the foundation layer 2 is reduced, the gap at the joint of the impervious wall 5 and the foundation layer 2 is shielded through the third water stop strip 19, the sealing performance between the impervious wall 5 and the foundation layer 2 is further improved, the water leakage phenomenon is reduced, the red copper material has excellent machinability and good telescopic performance, and is not easy to break when the red copper material is unevenly settled, so that the water leakage is caused, the sealing performance of the joint of the impervious wall 5 is improved, the water leakage phenomenon of the impervious wall 5 is effectively prevented, the potential safety hazard problem is reduced, the strength is improved, the fracture of the impervious wall 5 is prevented, and the potential safety hazard problem is further reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The impervious wall for the deep covering layer is characterized by comprising a dam body (1), wherein a foundation layer (2) is arranged at the bottom of the dam body (1), a core wall (3) is installed in the middle of the top of the dam body (1), a first bump (4) is fixedly connected to the bottom of the core wall (3), a plurality of impervious walls (5) are installed at the bottom of the first bump (4), each impervious wall (5) comprises high-strength concrete (6), waterproof concrete (7), a reinforcing mesh (8), a second bump (9) and a first clamping groove (10), the waterproof concrete (7) is fixedly connected to two sides of the high-strength concrete (6), the reinforcing mesh (8) is arranged in the waterproof concrete (7), the second bump (9) is fixedly connected to the bottom of the high-strength concrete (6), the first clamping groove (10) is formed in the top of the high-strength concrete (6), and a waterproof layer (11) is fixedly connected to the outer surface of the impervious wall (5).

2. The cut-off wall for the deep covering layer according to claim 1, characterized in that a first water stop strip (12) is fixedly connected to the core wall (3) near the cut-off wall (5), wherein a first water stop strip (13) is arranged on two sides of one cut-off wall (5), and the first water stop strip (13) is connected with the waterproof layer (11) and the first water stop strip (13) through a first bolt (14).

3. The cut-off wall for use in deep coverings according to claim 1, characterised in that the first locking groove (10) is adapted to the first projection (4) and the second projection (9).

4. The cut-off wall for the deep covering layer according to claim 2, wherein two sides of the cut-off walls (5) are provided with a second water stop strip (15), and the second water stop strips (15) are connected with the waterproof layer (11) through second bolts (16).

5. The impervious wall for the deep covering layer according to claim 4, wherein a second clamping groove (17) is formed in the ground base layer (2) close to one of the impervious walls (5), the second clamping groove (17) is matched with the impervious wall (5), a second water stop sheet (18) is arranged in the second clamping groove (17) close to the impervious wall (5), three water stop strips (19) are arranged on two sides of the second water stop sheet (18), and the third water stop strips (19) are connected with the second water stop sheet (18) and the waterproof layer (11) through third bolts (20).

6. The impervious wall for the deep covering layer according to claim 5, wherein the waterproof layer (11), the first water stop sheet (12), the second water stop sheet (18), the first water stop strip (13), the second water stop strip (15) and the third water stop strip (19) are all made of red copper materials.