CN216194469U

CN216194469U - Connection structure of impervious wall and geomembrane of retaining building in retaining engineering

Info

Publication number: CN216194469U
Application number: CN202122501410.2U
Authority: CN
Inventors: 王尧
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-05
Anticipated expiration: 2031-10-18

Abstract

The utility model relates to the technical field of diaphragm wall engineering construction, and discloses a diaphragm wall and geomembrane connecting structure of a retaining building in water storage engineering. According to the utility model, the flatness is improved by assembling and fixing the pillow plate at the top of the impervious wall, the geomembrane and the water stop strip are laid along the central line of the impervious wall, then the waterproof elastomer pile head is poured, the permeable layer at the upper part is constructed subsequently, the laying effect of the geomembrane is improved, the unevenness of the pile head at the top of the impervious wall is avoided, the geomembrane and the waterproof elastomer pile head are improved to form a closed whole, the elastomer pile head with a regular secondary wrapping shape protects the geomembrane structure, and the waterproof performance is improved.

Description

Connection structure of impervious wall and geomembrane of retaining building in retaining engineering

Technical Field

The utility model relates to the technical field of diaphragm wall engineering construction, in particular to a connecting structure of a diaphragm wall and a geomembrane of a retaining building in water storage engineering.

Background

The impervious wall is a continuous underground wall body formed by precast concrete components, is a diaphragm wall constructed in a loose permeable layer or an earth-rock dam and plays a role in seepage prevention, has the advantages of reliable structure, good seepage prevention effect, suitability for various stratum conditions, simplicity and convenience in construction, low manufacturing cost and the like, particularly has good effect on the treatment of dam foundation seepage and the hidden danger of seepage deformation after the dam, and is widely applied at home and abroad.

According to the conventional method, after the geomembrane is laid on the cut-off wall top, the upper structure, such as an earth dike, an ecological protection slope and the like, is directly built, and the pile head of the cut-off wall top is uneven during actual construction, so that the geomembrane and the pile head cannot form a closed whole in the conventional method, and water leakage or local seepage damage is easily caused during engineering operation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a connection structure of a diaphragm wall and a geomembrane of a retaining building in a water storage project, and solves the problems that the geomembrane and the pile head cannot form a closed whole in the conventional method and water leakage or local seepage damage is easily caused during the operation of the project due to the fact that the pile head on the top of the diaphragm wall is uneven during actual construction.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a connection structure of cut-off wall and geomembrane of retaining building in retaining engineering, includes the cut-off wall, the cut-off wall top is provided with fixed pillow board, the geomembrane has been laid at fixed pillow board top, waterproof elastomer pile head has been pour at the geomembrane top, the waterstop has been laid between waterproof elastomer pile head and the geomembrane, the fixed permeable bed that is provided with in waterproof elastomer pile head top.

Preferably, the geomembrane is symmetrically arranged around the center line of the impervious wall, and the center line of the waterstop impervious wall is laid.

Preferably, a convex clamping seat is fixedly arranged at the top of the impervious wall, a concave clamping groove is fixedly arranged at the bottom of the fixed pillow plate, and the concave clamping groove is matched and clamped with the convex clamping seat.

Preferably, sealing gasket strips are laid on two sides of the convex clamping seat, and two sides of the bottom of the fixed pillow plate are matched with the sealing gasket strips to be pressed.

Preferably, the bottoms of the two sides of the fixed pillow plate are fixedly provided with mounting grooves, locking bolts are movably arranged in the mounting grooves and penetrate through the fixed pillow plate and are in threaded connection with the convex clamping seats.

Preferably, the outside of the mounting groove is detachably provided with a plug, and the outer surface of the plug is flush with the outer surface of the fixed pillow plate.

(III) advantageous effects

The utility model provides a connecting structure of an impervious wall and a geomembrane of a retaining building in water storage engineering, which has the following beneficial effects:

(1) according to the utility model, the diaphragm wall is arranged, the fixed pillow plate is assembled and fixed at the top of the diaphragm wall to improve the flatness, the geomembrane and the water stop strip are laid along the central line of the diaphragm wall, then the waterproof elastomer pile head is poured, the permeable layer at the upper part is constructed subsequently, the laying effect of the geomembrane is improved, the unevenness of the pile head at the top of the diaphragm wall is avoided, the geomembrane and the waterproof elastomer pile head are improved to form a closed whole, the elastomer pile head with a regular shape is wrapped secondarily to protect the geomembrane structure, and the waterproof performance is improved.

(2) According to the utility model, the convex clamping seat is clamped with the concave clamping groove, so that the assembly of the fixed pillow plate is facilitated, the sealing gasket strip improves the structural sealing effect, the locking bolt is used for mounting and locking, the stabilizing effect of the fixed pillow plate is improved, and meanwhile, the mounting groove is sealed by the sealing plug, so that the influence on the laying of the subsequent geomembrane is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall sectional structural view of the present invention;

FIG. 3 is a schematic view of the structure of part A of FIG. 2 according to the present invention.

In the figure: 1. a cut-off wall; 2. fixing the pillow plate; 3. a geomembrane; 4. waterproof elastomer pile heads; 5. a water stop; 6. a water permeable layer; 7. a convex card holder; 8. a concave clamping groove; 9. a sealing gasket strip; 10. mounting grooves; 11. locking the bolt; 12. and (7) blocking.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a connecting structure of a diaphragm wall and a geomembrane of a retaining building in a water storage project, which comprises a diaphragm wall 1, wherein a fixed pillow plate 2 is arranged at the top of the diaphragm wall 1, the geomembrane 3 is laid at the top of the fixed pillow plate 2, a waterproof elastomer pile head 4 is poured at the top of the geomembrane 3, a water stop strip 5 is laid between the waterproof elastomer pile head 4 and the geomembrane 3, a permeable layer 6 is fixedly arranged at the top of the waterproof elastomer pile head 4, the fixed pillow plate 2 is assembled at the top of the diaphragm wall 1 to improve the flatness, the geomembrane 3 and the water stop strip 5 are laid along the central line of the diaphragm wall 1, then the waterproof elastomer pile head 4 is poured, the permeable layer 6 at the upper part is subsequently built to improve the laying effect of the geomembrane 3, the unevenness of the pile head at the top of the diaphragm wall 1 is avoided, the geomembrane 3 and the waterproof elastomer pile head 4 are improved to form a closed whole, the elastic pile head 4 with a regular secondary wrapping shape protects the geomembrane 3 structure and improves the waterproof performance.

Preferably, the geomembrane 3 is symmetrically arranged about the center line of the impervious wall 1, the center line of the impervious wall 1 with the water stop 5 is laid, the uniform laying effect of the geomembrane 3 is improved, the waterproof performance is further improved, the sealing performance of the geomembrane 3 and the waterproof elastomer pile head 4 is improved by the water stop 5, and the waterproof effect is improved.

Preferably, the top of the impervious wall 1 is fixedly provided with a convex clamping seat 7, the bottom of the fixed pillow plate 2 is fixedly provided with a concave clamping groove 8, the concave clamping groove 8 is matched and clamped with the convex clamping seat 7, and the convex clamping seat 7 is clamped with the concave clamping groove 8, so that the fixed pillow plate 2 is convenient to assemble.

Preferably, sealing gasket strips 9 are laid on two sides of the convex clamping seat 7, two sides of the bottom of the fixed pillow plate 2 are matched with the sealing gasket strips 9 to be pressed, the sealing gasket strips 9 improve the structural sealing effect, and further improve the waterproof effect.

Preferably, the bottom of the two sides of the fixed pillow plate 2 is fixedly provided with a mounting groove 10, a locking bolt 11 is movably arranged in the mounting groove 10, the locking bolt 11 penetrates through the fixed pillow plate 2 and is in threaded connection with the convex clamping seat 7, the locking bolt 11 is installed and locked, and the stabilizing effect of the fixed pillow plate 2 is improved.

Preferably, the outside of the mounting groove 10 is detachably provided with a sealing plug 12, the outer surface of the sealing plug 12 is flush with the outer surface of the fixed pillow plate 2, the mounting groove 10 is sealed by the sealing plug 12, and the subsequent laying of the geomembrane 3 is prevented from being influenced.

In conclusion, the working process of the utility model is as follows: during engineering construction, the cut-off wall 1 is subjected to wall forming pouring, subsequent wall body detection is carried out, after design indexes are met, the fixed sleeper plate 2 is assembled on the top of the cut-off wall 1 to improve the flatness, a smooth laying environment is provided, the convex clamping seat 7 is clamped with the concave clamping groove 8, the fixed sleeper plate 2 is convenient to assemble, the sealing filler strip 9 improves the structural sealing effect, the locking bolt 11 is used for installation and locking, the stabilizing effect of the fixed sleeper plate 2 is improved, meanwhile, the sealing plug 12 is used for sealing the installation groove 10 to avoid influencing the subsequent laying of the geomembrane 3, the geomembrane 3 is laid along the central line of the cut-off wall 1, the water stop strip 5 is subsequently laid along the central line of the wall body, the waterproof elastomer pile heads 4 are poured, the plastic concrete pile heads 4 are detected, and after the design indexes are met, the upper permeable layer 6 is constructed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a connection structure of impervious wall and geomembrane of retaining building in retaining engineering, includes impervious wall (1), its characterized in that: the anti-seepage wall is characterized in that a fixed pillow plate (2) is arranged at the top of the anti-seepage wall (1), a geomembrane (3) is laid at the top of the fixed pillow plate (2), a waterproof elastomer pile head (4) is poured at the top of the geomembrane (3), a water stop (5) is laid between the waterproof elastomer pile head (4) and the geomembrane (3), and a water permeable layer (6) is fixedly arranged at the top of the waterproof elastomer pile head (4).

2. A connecting structure of a retaining building's impervious wall and geomembrane in water storage engineering according to claim 1, wherein: the geomembrane (3) is symmetrically arranged relative to the center line of the impervious wall (1), and the water stop (5) is laid on the center line of the impervious wall (1).

3. A connecting structure of a retaining building's impervious wall and geomembrane in water storage engineering according to claim 1, wherein: the anti-seepage wall is characterized in that a convex clamping seat (7) is fixedly arranged at the top of the anti-seepage wall (1), a concave clamping groove (8) is fixedly arranged at the bottom of the fixed pillow plate (2), and the concave clamping groove (8) is matched and clamped with the convex clamping seat (7).

4. A connecting structure of a retaining building's impervious wall and geomembrane in water storage engineering as claimed in claim 3, wherein: sealing gasket strips (9) are laid on two sides of the convex clamping seat (7), and two sides of the bottom of the fixed pillow plate (2) are matched with the sealing gasket strips (9) to be pressed.

5. A connecting structure of a retaining building's impervious wall and geomembrane in water storage engineering according to claim 1, wherein: the bottom parts of two sides of the fixed pillow plate (2) are fixedly provided with mounting grooves (10), locking bolts (11) are movably arranged in the mounting grooves (10), and the locking bolts (11) penetrate through the fixed pillow plate (2) and are in threaded connection with the convex clamping seats (7).

6. A connecting structure of a retaining building's impervious wall and geomembrane in water storage engineering as claimed in claim 5, wherein: the outer portion of the mounting groove (10) is detachably provided with a sealing plug (12), and the outer surface of the sealing plug (12) is flush with the outer surface of the fixed pillow plate (2).