CN216920360U

CN216920360U - Waterproof and drainage double-layer supporting diaphragm wall device in small and medium foundation pits in water-rich soft soil

Info

Publication number: CN216920360U
Application number: CN202220118903.XU
Authority: CN
Inventors: 李然; 王鹏
Original assignee: China Tiesiju Civil Engineering Group Co Ltd CTCE Group
Current assignee: China Tiesiju Civil Engineering Group Co Ltd CTCE Group
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-07-08
Anticipated expiration: 2032-01-17

Abstract

The utility model relates to the technical field of foundation pit retaining structures, and discloses a waterproof and drainage double-layer supporting diaphragm wall device in a middle and small foundation pit in water-rich soft soil; the utility model discloses a waterproof and drainage double-layer supporting diaphragm wall device in a small and medium foundation pit in water-rich soft soil, which comprises two retaining walls, wherein two retaining walls are symmetrically distributed, clamping blocks are arranged on the right sides of the two retaining walls, and clamping strips symmetrically distributed are arranged on the left sides of the two retaining walls.

Description

Waterproof and drainage double-layer supporting diaphragm wall device in small and medium foundation pits in water-rich soft soil

Technical Field

The utility model belongs to the technical field of foundation pit support structures, and particularly relates to a waterproof and drainage double-layer supporting diaphragm wall device in a middle and small foundation pit in water-rich soft soil.

Background

The medium and small foundation pits are soil pits excavated according to the base elevation and the base plane size at the base design position, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby on site before excavation, waterproof and drainage work is carried out, a slope can be placed for people who do not excavate deeply to stabilize the soil slope, the slope size is determined according to relevant construction regulations, people who excavate deeper and nearby buildings can use a medium and small foundation pit wall supporting method and a concrete injection wall protection method, and the foundation pits are even interlocked by adopting underground continuous walls and column-type bored concrete piles and the like to prevent the outside soil layer from collapsing; for those who have no influence on nearby buildings, the underground water level can be reduced by a well point method, and slope releasing open cut is adopted; in cold regions, natural cold freezing method can be adopted for excavation and the like.

When the existing medium and small foundation pit is used for enclosure, because the wall of the foundation pit has a slope, the soil quality of the wall of the medium and small foundation pit is soft and easily slides into the medium and small foundation pit to be scattered after raining, the secondary cleaning is troublesome, and more labor cost can be consumed; therefore, improvements are now needed in view of the current situation.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation and overcoming the defects of the prior art, the utility model provides the underground diaphragm wall device for the waterproof and drainage double-layer support in the middle and small foundation pits of the water-rich soft soil, which effectively solves the problems that when the existing middle and small foundation pits are enclosed, because the walls of the middle and small foundation pits have slopes, the soil quality of the walls of the middle and small foundation pits is soft and easily slides into the middle and small foundation pits to be scattered after raining, the secondary cleaning is troublesome, and more labor cost is consumed.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a prevent ground that drainage double-deck was strutted in rich water soft soil medium and small foundation ditch even wall device, includes the barricade, the barricade symmetric distribution has two, and two barricade right sides all are provided with the fixture block, and two barricade left sides all are provided with the card strip of symmetric distribution.

Preferably, two sets of card strips are the right angle board, and two barricade surfaces have all been seted up and have evenly distributed and run through and be provided with the outlet.

Preferably, the cavities are formed in the two retaining walls, and the baffle plates are arranged in the two cavities.

Preferably, the left side and the right side of the two baffles are provided with stand columns, and the tops of the two sets of stand columns respectively penetrate through the two retaining walls to be provided with pull rods.

Preferably, the opposite sides of the bottoms of the two pull rods and the tops of the two retaining walls are provided with high-power cylinders, and the opposite sides of the tops of the two retaining plates and the cavity are provided with uniformly distributed springs.

Preferably, the threaded holes which are symmetrically distributed are formed in the surfaces of the two retaining walls, and the inner cavities of the two groups of threaded holes are provided with two-way screws.

Compared with the prior art, the utility model has the beneficial effects that: the retaining wall is arranged, the retaining wall is a vertical plate surface, the clamping blocks are arranged on the left side of the retaining wall, the clamping strips which are symmetrically distributed are arranged on the right side of the retaining wall, when the enclosure of the small foundation pit is in progress, the clamping blocks can be installed on the opposite sides of the clamping strips, so that the installation and the disassembly are convenient, the clamping blocks are installed on the opposite sides of the clamping strips, the length of the retaining wall is convenient to extend, and meanwhile, the retaining wall can block the falling rocks or the falling mud on the wall of the small foundation pit in rainy days.

The utility model is provided with a high-power cylinder connected with a pull rod, two upright posts are arranged at the bottom of the pull rod, baffle plates are arranged on the opposite sides of the upright posts, the baffle plates can control the opening and closing of a water outlet formed on the surface of a retaining wall, the pull rod is driven by a telescopic rod of the high-power cylinder to move, so that the baffle plates are controlled by the pull rod to lift, after rainy days, fallen soil outside the retaining wall is cleaned, the cylinder is started to enable accumulated water in small and medium foundation pits to flow out, a screw rod is arranged to adjust the distance between the retaining walls, and a proper distance is selected to enable the retaining wall to be more stable.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

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

FIG. 2 is a schematic view of a baffle of the present invention;

FIG. 3 is a schematic view of a high power cylinder of the present invention;

in the figure: 100. a retaining wall; 101. a clamping block; 102. clamping the strip; 103. a baffle plate; 104. a bidirectional screw; 105. A pull rod; 106. a column; 107. a cylinder; 108. a spring.

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.

In the first embodiment, as shown in fig. 1, fig. 2 and fig. 3, the wall connecting device for waterproof and drainage double-layer support in a small foundation pit in water-rich soft soil of the present invention includes two retaining walls 100, wherein the two retaining walls 100 are symmetrically distributed, when the two retaining walls 100 are connected to the retaining wall 100 through two-way screws 104, the two retaining walls 100 are more structurally stable, the two retaining walls 100 are respectively provided with a fixture block 101 at the right side, the two retaining walls 100 are respectively provided with symmetrically distributed fixture strips 102 at the left side, the fixture block 101 at the left side of the retaining wall 100 is connected to the fixture strip 102 at the right side, so as to extend the length of the retaining wall 100, the two sets of fixture strips 102 are right-angle plates, the surfaces of the two retaining walls 100 are respectively provided with drainage openings which are uniformly distributed and are penetrated, the fixture blocks 101 and the fixture strips 102 are movably connected by the fixture strips 102, and the surfaces of the retaining walls 100 are provided with drainage openings for facilitating drainage.

Cavities are respectively arranged in the two retaining walls 100, the inner cavities of the retaining walls 100 are respectively provided with a baffle 103 for conveniently placing the baffle 103, the baffle 103 is used for sealing a water outlet, the left side and the right side of the two baffles 103 are respectively provided with an upright post 106, the tops of the two sets of upright posts 106 are respectively provided with a pull rod 105 penetrating through the two retaining walls 100, the upright posts 106 are connected with the baffle 103, the pull rods 105 arranged at the tops of the upright posts 106 drive the baffle 103 to lift so as to complete the step of opening and closing the water outlet, the bottoms of the two pull rods 105 and the opposite sides of the tops of the two retaining walls 100 are respectively provided with a high-power cylinder 107, the tops of the two retaining walls 103 and the opposite sides of the cavities are respectively provided with a uniformly distributed spring 108, the cylinders 107 drive the pull rods 105 to lift so as to save manpower, the springs 108 are arranged to connect with the baffle 103 to play a certain damping role, and the surfaces of the two retaining walls 100 are respectively provided with symmetrically distributed threaded holes, two sets of screw hole inner chambers all are provided with two-way screw 104, and two-way screw 104 is connected to the screw hole is seted up on barricade 100 surface, and two-way screw 104 can be when connecting two barricades 100 through the interval of rotating two barricades 100 of regulation.

The working principle is as follows: a screw rod is driven by high-power powerful mechanical equipment to rotate a bidirectional screw rod 104, the bidirectional screw rod 104 rotates to drive two retaining walls 100 to move towards opposite sides or opposite sides, after the distance is adjusted, grooves are dug at the middle and small foundation pits, the retaining walls 100 are fixed in the grooves, after sludge on the outer side of the retaining walls 100 opposite to the middle and small foundation pit walls is cleaned after rain, a high-power air cylinder 107 is started, the telescopic end of the air cylinder 107 stretches to drive a pull rod 105 to move upwards, the pull rod 105 moves upwards to drive an upright post 106 to move upwards, the upright post 106 moves upwards to drive a baffle 103 to move upwards, a spring 108 elastically deforms, the telescopic end of the air cylinder 107 contracts, the pull rod 105 moves downwards, the upright post 106 moves downwards, the baffle 103 moves downwards, and the spring 108 rebounds.

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 prevent ground that drainage double-deck was strutted in rich water soft soil middle and small foundation ditch even wall device, includes barricade (100), its characterized in that: the two retaining walls (100) are symmetrically distributed, the right sides of the two retaining walls (100) are respectively provided with a clamping block (101), and the left sides of the two retaining walls (100) are respectively provided with a clamping strip (102) which is symmetrically distributed.

2. The underground diaphragm wall device of waterproof and drainage double-layer support in small and medium foundation pits in water-rich soft soil according to claim 1, characterized in that: the two groups of clamping strips (102) are right-angle plates, and water outlets which are uniformly distributed and penetrate through are formed in the surfaces of the two retaining walls (100).

3. The underground diaphragm wall device of the waterproof and drainage double-layer support in the middle and small foundation pit in the water-rich soft soil according to claim 1, characterized in that: the cavities are formed in the two retaining walls (100), and the baffle plates (103) are arranged in the two cavities.

4. The underground diaphragm wall device of the waterproof and drainage double-layer support in the middle and small foundation pit in the water-rich soft soil according to claim 3, characterized in that: the left side and the right side of the two baffles (103) are provided with upright columns (106), and the tops of the two sets of upright columns (106) respectively penetrate through the two retaining walls (100) and are provided with pull rods (105).

5. The underground diaphragm wall device of the waterproof and drainage double-layer support in the middle and small foundation pit in the water-rich soft soil according to claim 4, characterized in that: the opposite sides of the bottoms of the two pull rods (105) and the tops of the two retaining walls (100) are provided with high-power cylinders (107), and the tops of the two baffles (103) and the opposite sides of the cavity are provided with uniformly distributed springs (108).

6. The underground diaphragm wall device of the waterproof and drainage double-layer support in the middle and small foundation pit in the water-rich soft soil according to claim 1, characterized in that: threaded holes which are symmetrically distributed are formed in the surfaces of the two retaining walls (100), and two-way screws (104) are arranged in the inner cavities of the two groups of threaded holes.