CN216515410U

CN216515410U - Dam foundation closed seepage-proofing structure in reservoir danger-removing and reinforcing engineering

Info

Publication number: CN216515410U
Application number: CN202123440626.9U
Authority: CN
Inventors: 易勇; 毕海波; 徐元兵
Original assignee: Hubei Jinghong Weiye Construction Co ltd
Current assignee: Hubei Jinghong Weiye Construction Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-13
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to a dam foundation seals seepage prevention structure among reservoir danger removal strengthening engineering relates to the hydraulic engineering construction field to the installation intensity of solving the impervious wall is lower, the problem of easy damage, and it includes impervious wall, coupling assembling and stake, still includes reinforcing frame and a plurality of retaining members that are used for with reinforcing frame fixed mounting in impervious wall one side, coupling assembling sets up in order to connect both between reinforcing frame and stake. This application has through the retaining member with the reinforcing frame fixed mounting that the atress degree is stronger in one side of cut-off wall, coupling assembling will reinforce frame and pile connection, avoids coupling assembling lug connection on the cut-off wall, has improved the effect of cut-off wall's installation strength.

Description

Dam foundation closed seepage-proofing structure in reservoir danger-removing and reinforcing engineering

Technical Field

The application relates to the field of hydraulic engineering construction, in particular to a dam foundation closed seepage-proofing structure in reservoir danger-removing reinforcement engineering.

Background

The dam foundation refers to the root of a dam, and comprises a riverbed, a part for placing a dam body on two banks, and a part which is adjacent to the part for bearing the effects of the dam body, a water body and the like, and the seepage prevention of the dam foundation is a treatment project which is built for preventing the seepage and the seepage stability of the dam foundation.

The existing seepage-proofing structure mainly comprises a concrete seepage-proofing wall, the seepage-proofing effect is realized through the installation of the seepage-proofing wall, and the installation of the seepage-proofing wall mainly comprises the connection of the seepage-proofing wall and a pile through a connecting piece.

With respect to the related art among the above, the inventors found that the following drawbacks exist: the diaphragm wall is connected with the pile column through the connecting piece during installation, and the connecting part of the diaphragm wall is fragile due to the small contact area between the connecting piece and the diaphragm wall, so that the installation strength of the diaphragm wall is low, the diaphragm wall is easy to damage, and the diaphragm effect is influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve the installation strength of the impervious wall, the dam foundation closed impervious structure in the reservoir danger removing and reinforcing engineering is provided.

The application provides a dam foundation seals seepage prevention structure in reservoir removes dangerous reinforcement engineering adopts following technical scheme:

the utility model provides a dam foundation seals seepage prevention structure in reservoir removes dangerous reinforcement engineering, includes impervious wall, coupling assembling and stake, still includes reinforcing frame and a plurality of retaining members that are used for with reinforcing frame fixed mounting in impervious wall one side, coupling assembling sets up between reinforcing frame and stake in order to connect both.

By adopting the technical scheme, the locking piece fixedly installs the reinforcing frame with higher stress degree at one side of the impervious wall, and the connecting assembly connects the reinforcing frame with the pile, so that the connecting assembly is prevented from being directly connected to the impervious wall, and the installation strength of the impervious wall is improved.

Optionally, the retaining member includes the threaded rod and with the thread bush of threaded rod screw-thread adaptation, the threaded rod sets up perpendicularly in the inside of cut-off wall in one side of cut-off wall and the one end fixed connection of threaded rod, set up the mounting hole that supplies the threaded rod to wear to establish on the reinforcing frame, the one side activity butt that the cut-off wall was kept away from to thread bush and reinforcing frame.

By adopting the technical scheme, the threaded rod on the anti-seepage wall penetrates through the mounting hole in the reinforcing frame, and the threaded sleeve is rotated to abut against the reinforcing frame, so that the reinforcing frame can be stably mounted on the anti-seepage wall, the structure is simple, the mounting is convenient, and the mounting efficiency is improved.

Optionally, the connecting assembly comprises a telescopic positioning piece, a first fixing piece and a second fixing piece, the first fixing piece and the second fixing piece are respectively arranged at two ends of the telescopic positioning piece, the first fixing piece is detachably connected with the pile, and the second fixing piece is detachably connected with the reinforcing frame.

Through adopting above-mentioned technical scheme, be fixed in the stake with first mounting on, the second mounting is fixed in on the reinforcement frame, can adjust the distance between first mounting and the second mounting through flexible setting element for can adjust the position that the cut-off wall was located as required during the construction, make the installation result of use of cut-off wall better.

Optionally, the telescopic positioning part comprises a sliding rod, a sleeve and a jackscrew, the sleeve is coaxially sleeved on the sliding rod, a threaded hole matched with the jackscrew in a threaded manner is formed in the sleeve, and one end of the jackscrew is movably abutted to the outer wall of the sliding rod.

Through adopting above-mentioned technical scheme, relative slip takes place between slide bar and the sleeve to can adjust the distance between first mounting and the second mounting, make jackscrew and slide bar's outer wall butt through rotating the jackscrew, thereby can make the relative position between slide bar and the sleeve fixed, it is convenient to adjust.

Optionally, the first fixing part comprises two sets of clamping plates and a first fixing bolt, the first fixing bolt penetrates through the two sets of clamping plates, the clamping plates are movably abutted to the outer peripheral wall of the pile, and one end of the sleeve is fixedly connected with the clamping plates.

Through adopting above-mentioned technical scheme, locate the periphery wall of stake with two sets of clamp plates cover, first fixing bolt makes two sets of clamp plates be close to each other to make clamp plate and stake periphery wall butt, thereby make telescopic one end fixed connection between the stake, the installation is simple and convenient.

Optionally, the second fixing part comprises two sets of clamping blocks and a second fixing bolt, the second fixing bolt penetrates through the two sets of clamping blocks, the clamping blocks are movably abutted to the outer walls of the sliding rod and the reinforcing frame, and the sliding rod and the reinforcing frame are provided with through holes for the second fixing bolt to penetrate through.

Through adopting above-mentioned technical scheme, pass the second fixing bolt and press from both sides the perforation on tight piece and the slide bar, make and press from both sides between tight piece and the slide bar fixedly, pass the second fixing bolt again and press from both sides the perforation on tight piece and the reinforcement frame, make and press from both sides between tight piece and the reinforcement frame fixedly to make fixed connection between the one end of slide bar and the reinforcement frame, it is simple and convenient to install.

Optionally, the reinforcing frame includes horizontal pole and the montant of the crisscross setting each other of multiunit, horizontal pole and montant are located the coplanar, the tip of horizontal pole and montant all extends to the border position of cut-off wall, the perforation is located the junction of horizontal pole and montant.

Through adopting above-mentioned technical scheme, the reinforcement frame that horizontal pole and montant are constituteed forms a plane, and is laminated tighter between the impervious wall, and the perforation is located the junction of horizontal pole and montant, and the threaded rod passes the perforation and installs the reinforcement frame, and the installation is more stable, and the planar area of reinforcement frame is the same with the planar area of impervious wall, improves the intensity of impervious wall.

Optionally, the piles are provided with multiple groups along the length direction of the impervious wall, and the connecting pieces between one group of piles and the reinforcing frame are provided with multiple groups.

By adopting the technical scheme, the multiple groups of piles are arranged, the transverse installation stability of the impervious wall is improved, the fixing effect of the impervious wall is improved, the multiple groups of connecting pieces on each pile are arranged, the longitudinal installation stability of the impervious wall is improved, the fixing effect of the impervious wall is further improved, and the installation angle of the impervious wall can be adjusted.

In summary, the present application includes at least the following advantageous technical effects:

the reinforcing frame with higher stress degree is fixedly arranged on one side of the impervious wall through the locking part, and the reinforcing frame is connected with the pile through the connecting assembly, so that the connecting assembly is prevented from being directly connected to the impervious wall, and the mounting strength of the impervious wall is improved;

the first fixing piece is fixed on the pile, the second fixing piece is fixed on the reinforcing frame, and the distance between the first fixing piece and the second fixing piece can be adjusted through the telescopic positioning piece, so that the position of the impervious wall can be adjusted as required during construction, and the mounting and using effects of the impervious wall are better;

through setting up multiunit stake, promote the installation stability of cut-off wall in horizontal, improve the fixed effect of cut-off wall, and the connecting piece on every stake also is provided with the multiunit, improves the installation stability of cut-off wall in vertical, further improves the fixed effect of cut-off wall, and can adjust the angle of cut-off wall installation.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Reference numerals: 1. a cut-off wall; 2. a connecting assembly; 21. a telescopic positioning piece; 211. a slide bar; 212. a sleeve; 213. carrying out top thread; 22. a first fixing member; 221. a clamping plate; 222. a first fixing bolt; 23. a second fixing member; 231. a clamping block; 232. a second fixing bolt; 3. pile columns; 4. a reinforcing frame; 41. a cross bar; 42. a vertical rod; 5. a locking member; 51. a threaded rod; 52. and (4) a threaded sleeve.

Detailed Description

The present application is described in further detail below with reference to fig. 1.

The embodiment of the application discloses a dam foundation closed seepage-proofing structure in reservoir danger removal and reinforcement engineering.

Referring to fig. 1, the dam foundation closed seepage-proofing structure in the reservoir danger removal and reinforcement project comprises a seepage-proofing wall 1, a connecting assembly 2, a pile 3, a reinforcing frame 4 and a locking member 5, wherein the reinforcing frame 4 is fixedly installed on one side of the seepage-proofing wall 1 through the locking member 5, the pile 3 is poured on the ground, and the seepage-proofing wall 1 provided with the reinforcing frame 4 is fixedly connected to the pile 3 through the connecting assembly 2.

In order to install the reinforcing frame 4 on the impervious wall 1 conveniently, the locking member 5 is provided with a plurality of groups, the locking member 5 comprises a threaded rod 51 and a threaded sleeve 52 matched with the threaded rod 51 in a threaded manner, the threaded rod 51 is vertically arranged on one side of the impervious wall 1, one end of the threaded rod 51 is poured inside the impervious wall 1, a mounting hole for the threaded rod 51 to penetrate is formed in the reinforcing frame 4, the threaded sleeve 52 is movably abutted to one side, far away from the impervious wall 1, of the reinforcing frame 4, the threaded rod 51 on the impervious wall 1 penetrates through the mounting hole in the reinforcing frame 4, and the threaded sleeve 52 is rotated to abut against the reinforcing frame 4, so that the reinforcing frame 4 can be installed.

In order to improve the installation effect of the reinforcing frame 4, the reinforcing frame 4 comprises a plurality of groups of cross rods 41 and vertical rods 42 which are arranged in a staggered mode, the cross rods 41 and the vertical rods 42 are integrally formed, the cross rods 41 and the vertical rods 42 are located on the same plane, the reinforcing frame 4 is connected with the impervious wall 1 and then attached tightly, the through holes are located at the connecting positions of the cross rods 41 and the vertical rods 42, the threaded rods 51 penetrate through the through holes to install the reinforcing frame 4, the reinforcing frame 4 is installed more stably, the end portions of the cross rods 41 and the end portions of the vertical rods 42 extend to the edge position of the impervious wall 1, the plane area of the reinforcing frame 4 is the same as the plane area of the impervious wall 1, and the strength of the impervious wall 1 is improved; in order to improve the installation stability of the cut-off wall 1, a plurality of groups of piles 3 are arranged along the length direction of the cut-off wall 1, a plurality of groups of connecting pieces between one group of piles 3 and the reinforcing frame 4 are arranged, the installation stability of the cut-off wall 1 in the transverse direction is improved by arranging the plurality of groups of piles 3, and a plurality of groups of connecting pieces on each pile 3 are arranged, so that the installation stability of the cut-off wall 1 in the longitudinal direction is improved, and the fixing effect of the cut-off wall 1 is improved.

In order to realize the connection between the pile 3 and the reinforcing frame 4, the connecting assembly 2 comprises a telescopic positioning piece 21, a first fixing piece 22 and a second fixing piece 23, the first fixing piece 22 and the second fixing piece 23 are respectively arranged at two ends of the telescopic positioning piece 21, the first fixing piece 22 is detachably connected with the pile 3, the second fixing piece 23 is detachably connected with the reinforcing frame 4, the first fixing piece 22 is fixed on the pile 3, the second fixing piece 23 is fixed on the reinforcing frame 4, and the distance between the first fixing piece 22 and the second fixing piece 23 can be adjusted through the telescopic positioning piece 21, so that the position of the impervious wall 1 can be adjusted as required during construction; in order to adjust the distance between the first fixing element 22 and the second fixing element 23, the telescopic positioning element 21 includes a sliding rod 211, a sleeve 212 and a jackscrew 213, the sleeve 212 is coaxially sleeved on the sliding rod 211, a threaded hole matched with the jackscrew 213 is formed in the sleeve 212, one end of the jackscrew 213 is movably abutted to the outer wall of the sliding rod 211, relative sliding occurs between the sliding rod 211 and the sleeve 212, the distance between the first fixing element 22 and the second fixing element 23 can be adjusted, the jackscrew 213 is abutted to the outer wall of the sliding rod 211 by rotating the jackscrew 213, and therefore the relative position between the sliding rod 211 and the sleeve 212 can be fixed.

The first fixing member 22 includes two sets of clamping plates 221 and a first fixing bolt 222, the first fixing bolt 222 penetrates through the two sets of clamping plates 221, the clamping plates 221 are movably abutted against the outer peripheral wall of the pile 3, one end of the sleeve 212 is fixedly connected with the one set of clamping plates 221, the two sets of clamping plates 221 are sleeved on the outer peripheral wall of the pile 3, the first fixing bolt 222 enables the two sets of clamping plates 221 to approach each other so that the clamping plates 221 are abutted against the outer peripheral wall of the pile 3, one end of the sleeve 212 is fixedly connected between the piles 3, the second fixing member 23 includes two sets of clamping blocks 231 and a second fixing bolt 232, the second fixing bolt 232 penetrates through the two sets of clamping blocks 231, the clamping blocks 231 are movably abutted against the outer walls of the sliding rod 211 and the reinforcing frame 4, through holes for the second fixing bolt 232 to penetrate through are formed in the sliding rod 211 and the reinforcing frame 4, the second fixing bolt 232 penetrates through the clamping blocks 231 and the through holes formed in the sliding rod 211, and fixing the clamping block 231 and the sliding rod 211, and then, passing a second fixing bolt 232 through the clamping block 231 and the through hole on the reinforcing frame 4 to fix the clamping block 231 and the reinforcing frame 4, so that one end of the sliding rod 211 is fixedly connected with the reinforcing frame 4, and the impervious wall 1 is fixedly installed on the pile 3.

The implementation principle of the dam foundation closed seepage-proofing structure in the reservoir danger removal and reinforcement engineering provided by the embodiment of the application is as follows: when the anti-seepage structure is installed, after a foundation pit is excavated on the ground, a pile 3 is poured in the foundation pit, a reinforcing frame 4 is installed to one side of an anti-seepage wall 1 through a locking piece 5, then a first fixing piece 22 is fixedly installed on the pile 3, and after the length of a telescopic positioning piece 21 is adjusted, a second fixing piece 23 is fixedly connected with the reinforcing frame 4, so that the anti-seepage wall 1 and the pile 3 are fixedly connected, and after the connection is completed, the soil layer is compacted through landfill, and the construction is completed.

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 dam foundation seals seepage prevention structure among reservoir danger removal strengthening engineering, includes impervious wall (1), coupling assembling (2) and stake (3), its characterized in that: still include reinforcing frame (4) and a plurality of retaining member (5) that are used for with reinforcing frame (4) fixed mounting in impervious wall (1) one side, coupling assembling (2) set up between reinforcing frame (4) and stake (3) in order to connect both.

2. The dam foundation closed seepage-proofing structure in the reservoir danger-removing and reinforcing project according to claim 1, characterized in that: retaining member (5) include threaded rod (51) and with threaded rod (51) screw thread adaptation's thread bush (52), threaded rod (51) set up perpendicularly in the inside of one side of cut-off wall (1) and the one end fixed connection of threaded rod (51) in cut-off wall (1), set up the mounting hole that supplies threaded rod (51) to wear to establish on reinforcement frame (4), one side activity butt that cut-off wall (1) was kept away from in thread bush (52) and reinforcement frame (4).

3. The dam foundation closed seepage-proofing structure in the reservoir danger-removing and reinforcing project according to claim 2, characterized in that: coupling assembling (2) are including flexible setting element (21), first mounting (22) and second mounting (23) set up respectively in the both ends of flexible setting element (21), first mounting (22) with pile (3) can be dismantled and be connected, second mounting (23) with reinforcing frame (4) can be dismantled and be connected.

4. The dam foundation closed seepage-proofing structure in the reservoir danger-removing and reinforcing project according to claim 3, characterized in that: flexible setting element (21) includes slide bar (211), sleeve (212) and jackscrew (213), sleeve (212) coaxial line cover is located on slide bar (211), be provided with the screw hole with jackscrew (213) screw thread adaptation on sleeve (212), the one end of jackscrew (213) and the outer wall activity butt of slide bar (211).

5. The dam foundation closed seepage-proofing structure in the reservoir danger-removing and reinforcing project according to claim 4, characterized in that: first mounting (22) include two sets of clamp plates (221) and first fixing bolt (222), two sets of clamp plates (221) are worn to establish by first fixing bolt (222), clamp plate (221) with the periphery wall activity butt of stake (3), the one end and a set of sleeve (212) clamp plate (221) fixed connection.

6. The dam foundation closed seepage-proofing structure in the reservoir danger-removing and reinforcing project according to claim 5, characterized in that: the second fixing piece (23) comprises two sets of clamping blocks (231) and a second fixing bolt (232), the second fixing bolt (232) penetrates through the two sets of clamping blocks (231), the clamping blocks (231) are movably abutted to the outer walls of the sliding rod (211) and the reinforcing frame (4), and through holes for the second fixing bolt (232) to penetrate through are formed in the sliding rod (211) and the reinforcing frame (4).

7. The dam foundation closed seepage-proofing structure in the reservoir danger-eliminating and reinforcing project according to claim 6, characterized in that: reinforcing frame (4) include horizontal pole (41) and montant (42) that the multiunit was crisscross each other and is set up, horizontal pole (41) and montant (42) are located the coplanar, the tip of horizontal pole (41) and montant (42) all extends to the border position of cut-off wall (1), the perforation is located the junction of horizontal pole (41) and montant (42).

8. The dam foundation closed seepage-proofing structure in the reservoir danger-eliminating and reinforcing project according to claim 7, characterized in that: the pile (3) is provided with a plurality of groups along the length direction of the impervious wall (1), and the connecting piece between the pile (3) and the reinforcing frame (4) is provided with a plurality of groups.