CN214783958U

CN214783958U - Foundation ditch stagnant water curtain structure

Info

Publication number: CN214783958U
Application number: CN202120187876.7U
Authority: CN
Inventors: 陈宇; 邢仲星; 李施威; 刘晓辉
Original assignee: Beijing Tengyuxiang Construction Engineering Co ltd
Current assignee: Beijing Tengyuxiang Construction Engineering Co ltd
Priority date: 2021-01-23
Filing date: 2021-01-23
Publication date: 2021-11-19
Anticipated expiration: 2031-01-23

Abstract

The utility model relates to the field of foundation pit construction, in particular to a foundation pit waterproof curtain structure, which comprises a pouring wall body arranged at the periphery of a foundation pit, wherein the pouring wall body comprises a plurality of first pouring piles and a plurality of second pouring piles, the first pouring piles and the second pouring piles are arranged at intervals, two sides of the first pouring piles facing the second pouring piles are respectively provided with an occlusion groove, and the side wall of the second pouring pile is abutted to the side wall of the occlusion groove; the upper end position department of pouring the stake is provided with and is used for carrying out the fixed subassembly to pouring the wall body, and fixed subassembly is fixed with pouring the wall body upper end fixedly including fixing the dead lever in the foundation ditch lateral wall and fixing the locating part at the tip of dead lever, locating part. This application has promotion curtain structure stagnant water performance, reduces the effect that produces the influence to foundation ditch stability.

Description

Foundation ditch stagnant water curtain structure

Technical Field

The application relates to the field of foundation pit construction, in particular to a foundation pit waterproof curtain structure.

Background

The waterproof curtain of the foundation pit is a structure arranged in the process of digging the foundation pit, so that the leakage of underground water is reduced, and a better construction environment in the foundation pit is kept; a waterproof curtain structure that uses at present does, after accomplishing the foundation ditch and digs and establish, pours on the inner wall of foundation ditch and forms the enclosure wall body, and when carrying out the construction, at the inner wall fixed die plate of foundation ditch, later pours and forms the stagnant water wall body, realizes the function of stagnant water.

With respect to the related art in the above, the inventors found that: adopt this structure to carry out the stagnant water, need keep the better planarization of the lateral wall of foundation ditch, otherwise when carrying out pouring of stagnant water wall body, there is the clearance between the lateral wall of foundation ditch and the stagnant water wall body, under the circumstances of groundwater infiltration appears, the phenomenon that drops appears collapsing in the soil layer that can make the foundation ditch lateral wall, and its stagnant water effect is relatively poor, produces the influence to the stability of foundation ditch easily.

SUMMERY OF THE UTILITY MODEL

In order to promote the stagnant water effect of curtain structure, reduce the stability production influence to the foundation ditch, this application provides a foundation ditch stagnant water curtain structure.

The application provides a foundation ditch stagnant water curtain adopts following technical scheme:

a foundation pit waterproof curtain structure comprises a pouring wall body arranged on the periphery of a foundation pit, wherein the pouring wall body comprises a plurality of first pouring piles and a plurality of second pouring piles, the first pouring piles and the second pouring piles are arranged at intervals, occlusion grooves are respectively formed in two sides, facing the second pouring piles, of the first pouring piles, and the side walls of the second pouring piles are abutted to the side walls of the occlusion grooves; the upper end position department of pouring the stake is provided with and is used for carrying out the fixed subassembly to pouring the wall body, and fixed subassembly is fixed with pouring the wall body upper end fixedly including fixing the dead lever in the foundation ditch lateral wall and fixing the locating part at the tip of dead lever, locating part.

Through adopting above-mentioned technical scheme, before digging and establishing the foundation ditch, pour the stake respectively with first pouring and pour the stake and install in the hole position department that corresponds with the second, adjacent first pouring is built stake and the second is pour stake interlock each other, the phenomenon in groundwater infiltration foundation ditch appears in the reduction, pour the stake to first pouring and pour the stake to fix with the second through fixed subassembly, make first pouring and build stake and second and pour the stake and keep the state of pasting with the foundation ditch lateral wall, promote the stagnant water effect of curtain, the reduction produces the influence to the stability of foundation ditch.

Optionally, a connecting steel bar protrudes from the upper end of the second pouring pile, and the connecting steel bar and the second pouring pile are integrally poured and formed; the locating part is including fixing the steel reinforcement cage on the connecting reinforcement, has pour the concrete on the steel reinforcement cage and has formed spacing edge, and the dead lever pierces through spacing edge.

Through adopting above-mentioned technical scheme, when using fixed subassembly to fix the upper end of pouring the wall body, fix the steel reinforcement cage on the connecting reinforcement of upside, later use the concrete to pour through the erection template for the dead lever is with spacing along the shaping of pouring of an organic whole, and is comparatively firm to the dead lever is fixed, and the operation is comparatively convenient.

Optionally, the fixing rod is formed by pouring concrete, and a fixing bolt is integrally poured on the fixing rod; the end part of the fixed rod penetrating through the limiting edge is provided with an anti-skid block, and the fixed bolt penetrates through the anti-skid block and is matched with the nut for fixing.

Through adopting above-mentioned technical scheme, can promote the fastening nature that dead lever and spacing edge are connected, reduce dead lever and spacing along producing the phenomenon of relative slip, it is more firm to the upper end of pouring the wall body is fixed.

Optionally, a plurality of reinforcing assemblies are uniformly arranged at intervals on the lower side of the fixing assembly, and each reinforcing assembly comprises a reinforcing rod fixed on the side wall of the foundation pit and a connecting assembly arranged at the end part of the reinforcing rod; the anchor strut pierces through pours the wall body, and coupling assembling is located the anchor strut towards one side in the middle part of the foundation ditch, and coupling assembling includes and pours the connecting plate of wall body butt, and the connecting plate is fixed with the anchor strut.

Through adopting above-mentioned technical scheme, the pile is pour to first pouring and the pile is pour to the second to the reinforcement subassembly and the cooperation of fixed subassembly and fixed, further promotes to first pouring pile and the fixed fastness of second pouring pile, when using the reinforcement subassembly to fix, with the anchor strut fix on the foundation ditch lateral wall after, to connecting plate and anchor strut fix can, fixed operation is more convenient.

Optionally, the connecting assembly further includes a butting block disposed on the reinforcing rod and a tightening member disposed on the reinforcing rod for fixing the connecting plate; the reinforcing rods are formed by pouring concrete, and reinforcing steel bars are integrally poured in the reinforcing rods; the tensioning piece comprises a fixed cylinder fixedly connected with the abutting block, a clamping cylinder connected in the fixed cylinder in a sliding mode and a fixing bolt arranged on the fixed cylinder and the clamping cylinder in a matched mode, and the clamping cylinder is tightly clamped on the reinforcing steel bar.

Through adopting above-mentioned technical scheme, the anchor strut produces the power towards foundation ditch lateral wall direction to butt joint piece and connecting plate for the connecting plate with first pile and the second of pouring pour the pile support tight inseparabler, further reduce first pile, the second of pouring and to pour the phenomenon that has the clearance between pile and the foundation ditch lateral wall, promote the stagnant water effect of curtain structure, reduce the stability production influence to the foundation ditch.

Optionally, a reinforcing plate is fixedly connected to a position, corresponding to the abutting block, of the connecting plate, and the abutting block abuts against the reinforcing plate; the butt piece is equipped with the grafting piece towards the side rigid coupling of fixed section of thick bamboo, and the cross-section of grafting piece is the polygon, sets up the inserting groove that supplies the grafting piece embedding on the fixed section of thick bamboo.

By adopting the technical scheme, the phenomenon that the connecting plate is deformed and damaged due to the fact that the butt joint block generates large pressure on the connecting plate is reduced, and firmness of fixing the first pouring pile and the second pouring pile is improved; through the grafting piece that sets up, promote the stability that fixed section of thick bamboo and butt piece are connected.

Optionally, a butt plate is fixedly connected to the side face, facing the pouring wall, of the reinforcing plate, and the side face, facing the pouring wall, of the butt plate is set to be arc-shaped and is abutted to the side walls of the first pouring pile and the second pouring pile.

Through adopting above-mentioned technical scheme, the increase is pour the area of stake butt with first pouring and second, promotes and pours the stake and carry out the fastness fixed to first pouring stake and second.

Optionally, one end of the fixing rod and one end of the reinforcing rod, which are inserted into the side wall of the foundation pit, are inclined downwards.

Through adopting above-mentioned technical scheme, when the first trend of pouring appears pouring with the second pouring stake, can make the resistance between dead lever, anchor strut and the foundation ditch lateral wall bigger, promote to pour the stake and carry out the fastness fixed with the second pouring stake first pouring.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the pouring wall body is completed before the foundation pit is dug through the arranged pouring wall body and the fixing assembly, when the foundation pit is dug, the phenomenon that the side wall of the foundation pit collapses can be reduced, the difficulty of digging and setting the foundation pit is reduced, the pouring wall body is more tightly attached to the side wall of the foundation pit, and the phenomenon that the leaked underground water influences the stability of the foundation pit due to the gap between the pouring wall body and the side wall of the foundation pit is reduced;

2. through the arrangement of the fixing component and the reinforcing component, the compactness of the first pouring pile and the second pouring pile which are attached to the side wall of the foundation pit is improved, the water stopping effect of the curtain structure is improved, the phenomenon that the first pouring pile and the second pouring pile are toppled is reduced, the influence on the stability of the foundation pit is reduced, and the operation of fixing the first pouring pile and the second pouring pile is more convenient;

3. through the reinforcement assembly who sets up, can be comparatively convenient pour the stake to first pouring and the stake is fixed with the second, and it is comparatively convenient to operate, uses the tensioning member to exert the power towards foundation ditch middle part direction to the anchor strut, and the firm power of supporting between increase connecting plate and first pouring stake and the second pouring stake promotes to first pouring stake and the fixed fastness of second pouring stake.

Drawings

FIG. 1 is a schematic view of a curtain construction of an embodiment of the present application;

fig. 2 is a schematic view made to show a connection structure of the first and second cast piles;

FIG. 3 is a schematic view showing the structure of the fixing member;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

FIG. 5 is a schematic view of the structure of the reinforcement member;

FIG. 6 is an enlarged schematic view of portion B of FIG. 5;

fig. 7 is a schematic view for showing a connection structure of the fixed cylinder and the abutment block.

Description of reference numerals: 1. pouring a wall body; 11. first pouring and building a pile; 111. an occlusion groove; 12. secondly, pouring and building the pile; 121. connecting reinforcing steel bars; 2. a fixing assembly; 21. fixing the rod; 211. a connecting bolt; 212. anti-skid blocks; 22. a limiting member; 221. a reinforcement cage; 222. a limiting edge; 3. a reinforcement assembly; 31. a reinforcing rod; 311. reinforcing steel bars; 32. a connecting assembly; 321. a connecting plate; 322. a butting block; 323. a tension member; 3231. a fixed cylinder; 32311. inserting grooves; 3232. a clamping cylinder; 3233. fixing the bolt; 324. a reinforcing plate; 325. an insertion block; 326. abutting against the board.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses foundation ditch stagnant water curtain structure. Referring to fig. 1 and 2, the foundation pit comprises a pouring wall 1 arranged on the side wall of a foundation pit, fixing components 2 arranged at the upper end of the pouring wall 1, and a plurality of reinforcing components 3 uniformly arranged at the lower side of the fixing components 2 at intervals; pouring wall body 1 is around foundation ditch a week setting, and pouring wall body 1 includes many first pouring piles 11 and many second pouring piles 12, and many first pouring piles 11 and many second pouring piles 12 interval set up, and the position department of the second pouring pile 12 of both sides has seted up occlusion groove 111 towards on 11 lateral walls of first pouring pile, and the second is poured and is built the lateral wall butt of pile 12 and occlusion groove 111.

During construction, drilling holes at the periphery of a preset position of a foundation pit, placing a position supplementing column for forming an occlusion groove 111 in the drilled holes, pouring concrete, and extracting the position supplementing column to form a first pouring pile 11; digging a hole for installing a second pouring pile 12 at the position of one side of a first pouring pile 11, drilling out redundant concrete at the position of a first pouring pile 11 occlusion groove 111, pouring to form the second pouring pile 12, sequentially drilling and pouring, enclosing and arranging at the periphery of a foundation pit, digging and arranging the foundation pit, digging and arranging a certain depth, fixing a pouring wall body 1 by using a fixing component 2, continuously digging and arranging, and arranging a certain distance every time digging, namely reinforcing the pouring wall body 1 by using a reinforcing component 3.

After pouring and forming pouring wall body 1, carry out digging of foundation ditch and establish, need not keep the planarization of foundation ditch lateral wall or follow-up foundation ditch lateral wall to revise carelessly, reduced work load, and dig establish before the foundation ditch and accomplish pouring of pouring wall body 1 promptly, make pouring wall body 1 inseparabler with the soil butt, reduce the phenomenon that has the clearance between foundation ditch lateral wall and the curtain structure, promote the stagnant water effect of curtain structure, reduce the phenomenon that produces the influence to the stability of foundation ditch.

Referring to fig. 3 and 4, the second casting pile 12 is integrally cast with connecting steel bars 121, and the upper ends of the connecting steel bars 121 extend to the upper side of the casting body; the fixing component 2 comprises a fixing rod 21 fixed on the side wall of the foundation pit and a limiting piece 22 arranged at the end part of the fixing rod 21, and the limiting piece 22 is fixedly connected with the upper ends of the first casting pile 11 and the second casting pile 12; the limiting member 22 includes a reinforcement cage 221 fixed to the connection reinforcement 121, a corresponding formwork is installed on an outer side of the reinforcement cage 221, concrete is cast to form a limiting edge 222, and an end of the fixing rod 21 penetrates the limiting edge 222.

Correspondingly, the fixing rod 21 is formed by pouring concrete, the fixing rod 21 is obliquely arranged, and one end, inserted into the side wall of the foundation pit, of the fixing rod 21 inclines downwards; when the fixing rod 21 is installed, firstly, drilling holes in the side wall of the foundation pit, inserting reinforcing steel bars into the holes, and pouring concrete to form the fixing rod 21; the end of the fixed rod 21 is integrally cast with a connecting bolt 211; the end of the fixing rod 21 penetrating through the limiting edge 222 is provided with an anti-slip block 212, the anti-slip block 212 is sleeved on the connecting bolt 211, the anti-slip block 212 abuts against the limiting edge 222, and the end of the connecting bolt 211 penetrating through the anti-slip block 212 is matched with a nut to be screwed down to reinforce the fixing rod 21 and the limiting edge 222.

Use fixed subassembly 2 to consolidate stably first pouring pile 11 and the upper end of second pouring pile 12, promote the stability and the fastness of the lateral wall butt of first pouring pile 11 and second pouring pile 12 and foundation ditch, promote the stability of curtain structure stagnant water performance, and promoted the steadiness of strutting the foundation ditch lateral wall.

With the foundation pit excavated downwards, the first cast pile 11 and the second cast pile 12 are reinforced by the reinforcing member 3 after a certain distance, referring to fig. 5 and 6, the reinforcing member 3 includes a plurality of reinforcing rods 31 fixed on the sidewall of the foundation pit and a connecting member 32 disposed at the end of the reinforcing rods 31, and the connecting member 32 includes a connecting plate 321 disposed on the reinforcing rods 31, an abutment block 322 disposed at one end of the reinforcing rods 31 penetrating the connecting plate 321, and a tightening member 323 disposed on the reinforcing rods 31 for fixing the connecting plate 321.

Referring to fig. 5 and 6, one end of the reinforcing rod 31, which is located in the side wall of the foundation pit, is inclined downwards, and reinforcing steel bars 311 are integrally cast in the reinforcing rod 31; the reinforcing steel bar 311 penetrates through the connecting plate 321 and the abutting block 322, a reinforcing plate 324 is fixedly connected to a position, corresponding to the abutting block 322, on the connecting plate 321, and the abutting block 322 abuts against the reinforcing plate 324, so that the phenomenon that the connecting plate 321 is deformed and damaged under the condition that the abutting block 322 generates large pressure on the connecting plate 321 is reduced.

Referring to fig. 6 and 7, the tension member 323 includes a fixed cylinder 3231 fixed to the abutment block 322 and a clamping cylinder 3232 slidably coupled in the fixed cylinder 3231; the abutting block 322 is fixedly connected with an inserting block 325 on the side surface facing the fixed cylinder 3231, the section of the inserting block 325 is rectangular, an inserting groove 32311 for the inserting block 325 to be embedded is formed in the fixed cylinder 3231, and the fixed cylinder 3231 is fixed with the inserting block 325 through a bolt.

Referring to fig. 6 and 7, the clamping cylinder 3232 clamps the reinforcing bars 311, and pulls the reinforcing bars 311 away from the connecting plate 321 using a corresponding device, during which the connecting plate 321 is maintained in a state of being attached to the first and second casting piles 11 and 12; fixing cylinder 3231 and press from both sides the cooperation between the section of thick bamboo 3232 and be provided with fixing bolt 3233, after the section of thick bamboo 3232 certain distance is pressed from both sides in the pulling, use fixing bolt 3233 to press from both sides a section of thick bamboo 3232 and fixing cylinder 3231 and fix, to butt joint piece 322, the connecting plate 321 produces the power towards foundation ditch lateral wall direction, promote the connecting plate 321 and first waters the compactness of building stake 11 and the 12 butt of second, it is more firm to first pouring the fixing of building stake 11 and second pouring building stake 12.

Referring to fig. 5 and 6, the connecting plate 321 is fixed with an abutting plate 326 on the side facing the side wall of the foundation pit, and one side of the abutting plate 326 facing the first casting pile 11 and the second casting pile 12 is set to be an arc surface, so that the abutting plate 326 is abutted against the first casting pile 11 and the first casting pile 12 more tightly, and the firmness of fixing the first casting pile 11 and the second casting pile 12 is improved.

The implementation principle of a foundation pit waterproof curtain structure in the embodiment of the application is as follows: before the foundation pit is dug, drilling holes at the peripheral edge of the foundation pit, installing the first casting piles 11 and the second casting piles 12 to corresponding positions, and mutually engaging the adjacent first casting piles 11 and the second casting piles 12 to play a role in stopping water and reduce the phenomenon that underground water permeates into the foundation pit; use fixed subassembly 2 to first watering stake 11 and second to water the upper end of stake 12 and fix, later carry out digging of foundation ditch and establish, and dig in and establish after certain degree of depth, use reinforcement assembly 3 to water stake 11 and second and water stake 12 and consolidate first, can make first watering stake 11 and second water stake 12 and foundation ditch lateral wall butt inseparabler, reduce first watering stake 11, there is the phenomenon in clearance between second watering stake 12 and the foundation ditch lateral wall, promote the stagnant water effect of curtain structure, the reduction produces the influence to the stability of foundation ditch.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a foundation ditch stagnant water curtain structure which characterized in that: the pouring wall comprises a pouring wall body (1) arranged on the periphery of a foundation pit, wherein the pouring wall body (1) comprises a plurality of first pouring piles (11) and a plurality of second pouring piles (12), the plurality of first pouring piles (11) and the plurality of second pouring piles (12) are arranged at intervals, occlusion grooves (111) are respectively arranged on two sides, facing the second pouring piles (12), of the first pouring piles (11), and the side walls of the second pouring piles (12) are abutted to the side walls of the occlusion grooves (111); the upper end position department of pouring the stake is provided with and is used for pouring fixed subassembly (2) that wall body (1) go on fixing, and fixed subassembly (2) are fixed with pouring wall body (1) upper end including fixing dead lever (21) in the foundation ditch lateral wall and fixing locating part (22) at the tip of dead lever (21), locating part (22).

2. The foundation pit waterproof curtain structure according to claim 1, wherein: a connecting steel bar (121) protrudes from the upper end of the second cast pile (12), and the connecting steel bar (121) and the second cast pile (12) are integrally cast and formed; the limiting piece (22) comprises a steel reinforcement cage (221) fixed on the connecting steel bars (121), concrete is poured on the steel reinforcement cage (221) to form a limiting edge (222), and the fixing rod (21) penetrates through the limiting edge (222).

3. A foundation pit waterproof curtain structure according to claim 2, characterized in that: the fixing rod (21) is formed by pouring concrete, and a fixing bolt (3233) is integrally poured on the fixing rod (21); the end part of the fixing rod (21) penetrating through the limiting edge (222) is provided with an anti-skid block (212), and a fixing bolt (3233) penetrates through the anti-skid block (212) and is matched with a nut for fixing.

4. The foundation pit waterproof curtain structure according to claim 1, wherein: a plurality of reinforcing assemblies (3) are uniformly arranged on the lower side of the fixing assembly (2) at intervals, and each reinforcing assembly (3) comprises a reinforcing rod (31) fixed on the side wall of the foundation pit and a connecting assembly (32) arranged at the end part of the reinforcing rod (31); the anchor strut (31) pierces through pouring wall body (1), and coupling assembling (32) are located anchor strut (31) one side towards the foundation ditch middle part, and coupling assembling (32) include with connecting plate (321) of pouring wall body (1) butt, and connecting plate (321) are fixed with anchor strut (31).

5. A foundation pit waterproof curtain structure according to claim 4, wherein: the connecting assembly (32) further comprises an abutting block (322) arranged on the reinforcing rod (31) and a tensioning piece (323) arranged on the reinforcing rod (31) and used for fixing the connecting plate (321); the reinforcing rods (31) are formed by pouring concrete, and reinforcing steel bars (311) are integrally poured in the reinforcing rods (31); the tensioning piece (323) comprises a fixed cylinder (3231) fixedly connected with the abutting block (322), a clamping cylinder (3232) connected in the fixed cylinder (3231) in a sliding mode and a fixed bolt (3233) arranged on the fixed cylinder (3231) and the clamping cylinder (3232) in a matched mode, and the clamping cylinder (3232) is clamped on the reinforcing steel bar (311).

6. A foundation pit waterproof curtain structure according to claim 5, wherein: a reinforcing plate (324) is fixedly connected to the position, corresponding to the abutting block (322), of the connecting plate (321), and the abutting block (322) abuts against the reinforcing plate (324); the side face, facing the fixed cylinder (3231), of the abutting block (322) is fixedly connected with an inserting block (325), the cross section of the inserting block (325) is polygonal, and an inserting groove (32311) for the inserting block (325) to be embedded into is formed in the fixed cylinder (3231).

7. A foundation pit waterproof curtain structure according to claim 6, characterized in that: the side, facing the pouring wall body (1), of the reinforcing plate (324) is fixedly connected with an abutting plate (326), and the side, facing the pouring wall body (1), of the abutting plate (326) is arc-shaped and is abutted to the side walls of the first pouring pile (11) and the second pouring pile (12).

8. A foundation pit waterproof curtain structure according to claim 4, wherein: and one end of the fixing rod (21) and one end of the reinforcing rod (31) inserted into the side wall of the foundation pit are inclined downwards.