CN217629832U

CN217629832U - Anti-seepage underground continuous wall joint

Info

Publication number: CN217629832U
Application number: CN202221914312.XU
Authority: CN
Inventors: 叶飞; 钱宏大
Original assignee: Jiangsu Yaojin Construction Co ltd
Current assignee: Jiangsu Yaojin Construction Co ltd
Priority date: 2022-07-23
Filing date: 2022-07-23
Publication date: 2022-10-21
Anticipated expiration: 2032-07-23

Abstract

The application discloses prevention of seepage passes through underground continuous wall and connects, it includes the splice plate, compresses tightly the subassembly and is used for the shutoff subassembly of seam crossing between the shutoff cell wall, the splice plate sets up between two cell walls along the thickness direction of continuous wall, link up along its thickness direction on the splice plate and seted up the intercommunicating pore, the shutoff subassembly includes the vertical shutoff board of connecting in two cell wall seam crossings, the shutoff board sets up with one side laminating of two cell walls simultaneously, compress tightly the subassembly and set up on the cell wall and be used for with shutoff board and cell wall support tightly. This application has the effect that improves continuous wall seam crossing joint quality.

Description

Anti-seepage underground continuous wall joint

Technical Field

The application relates to the technical field of civil engineering, in particular to an anti-seepage underground continuous wall joint.

Background

The underground continuous wall is a foundation engineering, and adopts a trenching machine on the ground, along the peripheral axis of the deep trenching engineering, under the condition of slurry wall protection, a long and narrow deep groove is dug, a reinforcement cage is placed in the long and narrow deep groove, underwater concrete is poured by using a conduit method to build a unit groove section, a continuous wall joint is placed on the edge of the previous unit wall, and then the next unit wall is manufactured. Repeating the above operations, and constructing a continuous reinforced concrete wall section by section. Because of its characteristics of small floor space and good anti-seepage property, it is often used for intercepting water, anti-seepage or bearing load.

At present, I-shaped steel or cross plates are often used as joints between unit walls in the construction process of the continuous walls.

In view of the above-mentioned related technologies, the inventor believes that in the process of constructing the diaphragm wall, because the pouring time of two adjacent section of unit walls is different, a gap is easily generated between the two adjacent unit walls, and after the diaphragm wall is formed, water is easily infiltrated from the gap between the two unit walls, which affects the quality of the diaphragm wall.

SUMMERY OF THE UTILITY MODEL

In order to reduce the possibility of water seepage at the joint of the continuous wall and improve the connection strength at the joint of the continuous wall, the application provides an anti-seepage underground continuous wall joint.

The utility model provides an underground continuous wall joint is passed through in prevention of seepage adopts following technical scheme:

the utility model provides a prevention of seepage passes through underground continuous wall and connects, includes the splice plate, compresses tightly the subassembly and is used for the shutoff subassembly of seam crossing between the shutoff unit wall, the splice plate sets up between two unit walls along the thickness direction of continuous wall, link up along its thickness direction on the splice plate and seted up the intercommunicating pore, the shutoff subassembly includes the vertical shutoff board of connecting in two unit wall seam crossings, the shutoff board sets up with the laminating of one side of two unit walls simultaneously, compress tightly the subassembly and set up on the unit wall and be used for with shutoff board and unit wall support tightly.

Through adopting above-mentioned technical scheme, when being under construction to the continuous wall, pour earlier one section cell wall, place the tip in the cell wall with the splice plate along the thickness direction of cell wall after accomplishing the casting. And then, pouring the next unit wall, wherein the concrete is in contact with the edge of the previous unit wall through the communicating hole on the joint plate and is solidified, so that the connecting strength between the two adjacent unit walls is enhanced. After the completion is to two adjacent unit walls pour, pass through the fastener with the shutoff board and connect in the seam crossing of two unit walls to use and compress tightly the subassembly and support tightly the seam crossing between shutoff board and the unit wall, reduced underground moisture content from the possibility of seam crossing infiltration continuous wall. Through the mutual cooperation of joint plate, pressure subassembly and shutoff subassembly, realized having improved the effect of continuous wall seam crossing connection quality to being connected and consolidating between two adjacent cell walls.

Optionally, a perfusion groove is formed in the top end of the joint plate, the perfusion groove is communicated with the communication hole, and a partition plate is inserted into the perfusion groove.

By adopting the technical scheme, when the unit wall is poured, the joint plate can be placed at the joint between the two unit plates in advance, the unit wall at the previous section is poured, the unit wall at the next section can be simultaneously poured in the solidification process, and concrete in the two section of unit wall enters the communication hole. The partition plate is drawn out from the pouring groove, and the incompletely solidified concrete in the two sections of unit walls are contacted and condensed with each other, so that the construction efficiency and the connection strength between the two unit walls are improved.

Optionally, the outer wall of the joint plate is provided with a plurality of connecting grooves.

Through adopting above-mentioned technical scheme, the area of contact between the concrete that has increased the cell wall and the joint plate that sets up of spread groove helps improving joint strength between the two.

Optionally, a plurality of connecting rods are arranged on the joint plate, and the connecting rods are arranged on two opposite side walls of the joint plate, which are provided with the communicating holes.

Through adopting above-mentioned technical scheme, when pouring the cell wall, the connecting rod has further strengthened the joint strength between cell wall and the joint plate in inserting the concrete.

Optionally, the pressing assembly comprises a supporting rod, a connecting seat, a connecting plate and a pressing bolt, wherein the supporting rod is connected to one side of the connecting plate, one end, far away from the connecting plate, of the supporting rod is connected with the connecting seat, the connecting seat is connected with the unit walls, the supporting rod is used for erecting the connecting plate between two adjacent unit walls, and the pressing bolt penetrates through the connecting plate and is in threaded connection with the connecting plate.

By adopting the technical scheme, after the plugging plate is installed, the pressing assembly is installed between the two unit walls, the pressing bolt corresponds to the plugging plate in position, and the pressing bolt is screwed until the end part of the pressing bolt is tightly abutted against the plugging plate, so that the possibility of water permeating from a gap between the plugging plate and the unit walls is reduced.

Optionally, the pressing bolt is provided with a plurality of pressing bolts on the connecting plate, one end of the pressing bolt close to the plugging plate is rotatably connected with the pressing plate, and the pressing plate is tightly abutted to the plugging plate.

Through adopting above-mentioned technical scheme, the area of contact between compress tightly subassembly and the shutoff board has been increased in setting up of pressure strip, has reduced the pressure that compresses tightly the subassembly and produce the shutoff board, helps improving the life of device.

Optionally, a waterproof layer is connected to the joint between the plugging plate and the unit wall.

Through adopting above-mentioned technical scheme, the waterproof layer covers the seam of shutoff board and cell wall, has further reduced the possibility that moisture content permeates from the seam crossing.

Optionally, a dovetail groove is formed in one end of the joint plate in the vertical direction, a dovetail strip corresponding to the dovetail groove is connected to the other end of the joint plate in the vertical direction, and the dovetail strip and the dovetail groove are located at two opposite ends of the joint plate respectively.

By adopting the technical scheme, for the unit walls with different thickness specifications, an operator can connect the plurality of joint plates with the dovetail grooves through the dovetail strips to form the joint plates with required length, and the assembled joint plates are placed on the edges of the unit walls along the thickness direction of the unit walls, so that the application range of the device is favorably widened.

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

1. the joint plate, the pressing assembly and the plugging assembly are matched with each other, so that the connection and the reinforcement between two adjacent unit walls are realized, and the effect of improving the connection quality of the joint of the continuous wall is achieved;

2. the compaction assembly tightly supports the plugging plate and the unit wall, so that the possibility of water permeating from a gap between the plugging plate and the unit wall is reduced;

3. the plurality of joint plates can be connected with the dovetail grooves through the dovetail strips to form the joint plate with the required length, and the application range of the device is favorably widened.

Drawings

Fig. 1 is a schematic structural view of a joint for embodying an impermeable underground diaphragm wall according to an embodiment of the present application.

Fig. 2 is a schematic structural view for embodying the joint plate in the embodiment of the present application.

Description of reference numerals: 1. a joint plate; 2. a plugging component; 21. a plugging plate; 22. a waterproof layer; 3. a compression assembly; 31. a hold-down bolt; 32. a support bar; 33. a connecting seat; 34. a connecting plate; 35. a compression plate; 4. a communicating hole; 5. pouring a tank; 6. a partition plate; 7. a dovetail strip; 8. a dovetail groove; 9. connecting grooves; 10. a connecting rod; 11. and (4) a unit wall.

Detailed Description

The present application is described in further detail below with reference to figures 1-2. The embodiment of the application provides an anti-seepage underground continuous wall joint, which has the effect of improving the connection quality of a joint of a continuous wall.

Referring to fig. 1 and 2, an impermeable underground diaphragm wall joint includes a joint plate 1, a plugging assembly 2, and a compressing assembly 3. The height of the joint plate 1 is consistent with that of the unit wall 11, a plurality of communication holes 4 are penetratingly formed in the joint plate 1 along the thickness direction of the joint plate, and the communication holes 4 are arranged on the joint plate 1 in a matrix manner. The top of adapter plate 1 has seted up perfusion groove 5, and perfusion groove 5 is about adapter plate 1's terminal surface parallel arrangement. The filling tank 5 is communicated with the plurality of communication holes 4, and the partition plate 6 is inserted in the filling tank 5.

Referring to fig. 1, the plugging assembly 2 includes a vertically disposed plugging plate 21, and the height of the plugging plate 21 corresponds to the height of the unit wall 11. The plugging plate 21 is connected to the joint between two adjacent unit walls 11 through bolts, and the end surface of the plugging plate 21 is attached to the end surface of the unit wall 11. The pressing component 3 is arranged on the unit wall 11 and used for pressing the plugging plate 21 tightly. The pressing assembly 3 includes a pressing bolt 31, and the pressing bolt 31 corresponds to the position of the blocking plate 21 and the pressing bolt 31 can move along the direction perpendicular to the end surface of the unit wall 11.

Referring to fig. 1 and 2, when the unit wall 11 is poured, the joint plate 1 is placed at the joint between two unit plates in advance, concrete is poured into the reinforcement cage of the previous section of unit wall 11, and the next section of unit wall 11 is poured simultaneously during the solidification process of the previous section of unit wall 11. The concrete in the two sections of unit walls 11 respectively enters the communication holes 4 from two sides of the joint plate 1. Before the concrete is completely solidified, the partition plate 6 is pulled out from the pouring groove 5, the concrete in the two sections of unit walls 11 are contacted with each other and are solidified, and the connecting strength between the two adjacent unit walls 11 is improved. The plugging plate 21 covers the gap between two adjacent unit walls 11, and an operator can tightly abut against the plugging plate 21 by adjusting the position of the compression bolt 31, so that the possibility that moisture leaks into the continuous wall from the gap between the unit walls 11 is reduced.

Referring to fig. 1 and 2, a dovetail bar 7 is fixedly connected to one side of the joint plate 1 in a vertical direction, and the length of the dovetail bar 7 is the same as the height of the joint plate 1. The other side of the joint plate 1 is provided with a dovetail groove 8 along the vertical direction, and the length of the dovetail groove 8 is the same as the height of the joint plate 1. The dovetail strips 7 and the dovetail grooves 8 are positioned on two opposite sides of the joint plate 1, and the shapes of the dovetail strips 7 and the dovetail grooves 8 correspond.

Referring to fig. 1 and 2, a plurality of connecting grooves 9 are formed in two opposite sides of the joint plate 1 along a vertical direction, and the length of each connecting groove 9 is the same as the height of the joint plate 1. The connecting grooves 9 are positioned at two sides of the joint plate 1, which are provided with the communicating holes 4. The two opposite sides of the joint plate 1 are fixedly connected with a plurality of connecting rods 10 vertically, the connecting rods 10 are arranged on the joint plate 1 in a matrix manner, and the connecting rods 10 are arranged on the side wall of the joint plate 1 provided with the connecting grooves 9.

Referring to fig. 1 and 2, an operator connects a plurality of joint plates 1 with dovetail grooves 8 one by one in sequence through dovetail strips 7 to form joint plates 1 of various lengths. The assembled joint plate 1 is placed at the joint of the adjacent unit walls 11 along the thickness direction of the unit walls 11, so that the assembled joint plate 1 can be suitable for the unit walls 11 with different thickness specifications, and the application range of the device is improved. The connecting groove 9 increases the contact area between the joint plate 1 and the concrete when the unit wall 11 is poured, and the connecting rod 10 is inserted into the concrete in the unit wall 11, so that the connecting strength between the joint plate 1 and the unit wall 11 is improved, and the structural stability of the device is improved.

Referring to fig. 1, the pressing assembly 3 further includes a support bar 32, a connection seat 33, a connection plate 34, and a pressing plate 35. Each support bar 32 is fixedly connected with one at four corners of one side of the connecting plate 34, one end of the support bar 32 far away from the connecting plate 34 is fixedly connected with a connecting seat 33, and one end of the connecting seat 33 far away from the support bar 32 is connected with the unit wall 11. The support rod 32 is used for erecting the connecting plate 34 between two adjacent unit walls 11, the connecting plate 34 is arranged in parallel with the plugging plate 21, the compression bolts 31 are connected to the connecting plate 34 in a threaded mode, the compression bolts 31 are arranged perpendicular to the connecting plate 34, and the compression bolts 31 are arranged on the connecting plate 34 in the vertical direction. The pressing plate 35 is rotatably connected to one end of the pressing bolt 31 close to the plugging plate 21, and the pressing plate 35 is arranged in parallel with respect to the plugging plate 21. A waterproof layer 22 is arranged at the joint gap of the plugging plate 21 and the unit wall 11.

Referring to fig. 1, after completing the connection of the plugging plate 21, the operator screws the pressing bolt 31, and the pressing plate 35 is driven by the pressing bolt 31 to approach the plugging plate 21 until the pressing plate 35 abuts against the plugging plate 21, so that the connection strength between the plugging plate 21 and the unit wall 11 is improved. The arrangement of the pressing plate 35 reduces the pressure of the pressing bolt 31 on the plugging plate 21, and reduces the possibility of damage to the plugging plate 21. The provision of the waterproof layer 22 reduces the possibility of moisture infiltration from the gap between the blocking plate 21 and the unit plates.

The implementation principle of an anti-seepage underground continuous wall joint in the embodiment of the application is as follows: when the unit wall 11 is poured, the joint plate 1 is placed at the joint between the two unit plates in advance, concrete is poured into the reinforcement cage of the previous section of the unit wall 11, and the next section of the unit wall 11 is poured in the solidification process of the previous section of the unit wall 11. The concrete in the two sections of unit walls 11 respectively enters the communication holes 4 from two sides of the joint plate 1. Before the concrete is completely solidified, the partition plate 6 is pulled out from the pouring groove 5, the concrete in the two sections of unit walls 11 are contacted with each other and are solidified, and the connecting strength between the two adjacent unit walls 11 is improved. The plugging plate 21 covers the gap between two adjacent unit walls 11, and an operator tightly supports the unit walls 11 against the plugging plate 21 through the pressing component 3, so that the possibility that moisture leaks into the continuous wall from the gap between the unit walls 11 is reduced.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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 prevention of seepage passes through underground continuous wall connects which characterized in that: including splice plate (1), compress tightly subassembly (3) and be used for shutoff subassembly (2) of seam crossing between shutoff cell wall (11), splice plate (1) sets up between two cell walls (11) along the thickness direction of continuous wall, link up along its thickness direction on splice plate (1) and seted up intercommunicating pore (4), shutoff subassembly (2) include vertical shutoff board (21) of connecting in two cell walls (11) seam crossings, shutoff board (21) are laminated with one side of two cell walls (11) simultaneously and are set up, compress tightly subassembly (3) set up on cell wall (11) and be used for with shutoff board (21) support tightly with cell wall (11).

2. An impermeable underground diaphragm wall joint according to claim 1, wherein: pouring basin (5) have been seted up on the top of splice plate (1), pouring basin (5) with intercommunicating pore (4) link up the setting, it is equipped with division board (6) to insert in pouring basin (5).

3. An impermeable underground diaphragm wall joint according to claim 1, wherein: the outer wall of the joint plate (1) is provided with a plurality of connecting grooves (9).

4. An impermeable underground diaphragm wall joint according to claim 3 wherein: the joint plate (1) is provided with a plurality of connecting rods (10), and the connecting rods (10) are arranged on two opposite side walls of the joint plate (1) provided with the communicating holes (4).

5. An impermeable underground diaphragm wall joint according to claim 1, wherein: compress tightly subassembly (3) and include bracing piece (32), connecting seat (33), connecting plate (34) and clamp bolt (31), bracing piece (32) are in one side of connecting plate (34) is connected with a plurality of, bracing piece (32) are kept away from the one end of connecting plate (34) with connecting seat (33) are connected, connecting seat (33) are connected with unit wall (11), bracing piece (32) will connecting plate (34) erect between two adjacent unit wall (11), clamp bolt (31) run through connecting plate (34) and rather than threaded connection.

6. An impermeable underground diaphragm wall joint according to claim 5, wherein: the compression bolt (31) is arranged on the connecting plate (34), one end, close to the plugging plate (21), of the compression bolt (31) is rotatably connected with a compression plate (35), and the compression plate (35) is tightly abutted to the plugging plate (21).

7. An impermeable underground diaphragm wall joint according to claim 6, wherein: and a waterproof layer (22) is connected at the joint of the plugging plate (21) and the unit wall (11).

8. An impermeable underground diaphragm wall joint according to claim 4, wherein: dovetail (8) have been seted up along vertical direction to the one end of joint plate (1), the other end of joint plate (1) along vertical direction be connected with dovetail (7) that dovetail (8) correspond, dovetail (7) with dovetail (8) are located respectively joint plate (1) relative both ends.