CN216130097U

CN216130097U - Many topography ground of hydraulic and hydroelectric engineering handles structure

Info

Publication number: CN216130097U
Application number: CN202122703035.XU
Authority: CN
Inventors: 许一帆; 傅晨鹏; 李�杰
Original assignee: Zhejiang Daoyuan Engineering Technology Co ltd
Current assignee: Zhejiang Daoyuan Engineering Technology Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-03-25
Anticipated expiration: 2031-11-02

Abstract

The application discloses a multi-terrain foundation treatment structure for hydraulic and hydroelectric engineering, which relates to the technical field of foundations and solves the problem that soil layers have higher water content and lower shear strength, and comprises a silt layer, wherein the top of the silt layer is provided with a film, the top of the film is provided with soil stabilization, a water absorption pipe is arranged in the soil stabilization, the water absorption pipe comprises a water absorption main pipe and a water absorption branch pipe, the water absorption main pipe and the water absorption branch pipe are communicated with each other, the top outlet end of the water absorption main pipe is provided with a vacuum pump, the bottom of the water absorption branch pipe is spliced with a steel pipe, the top of the soil stabilization is provided with a leveling layer, the top of the leveling layer is provided with a drainage plate, the top of the drainage plate is provided with a first soil covering layer, the top of the first soil covering layer is provided with a filter layer, the top of the filter layer is provided with a backfill layer, the design of the multi-terrain foundation treatment structure can reduce air and water in the silt layer, and increase the compaction degree of the silt layer, the sludge layer is not easy to deform and collapse, thereby increasing the working efficiency and the safety.

Description

Many topography ground of hydraulic and hydroelectric engineering handles structure

Technical Field

The application relates to the technical field of foundations, in particular to a multi-terrain foundation treatment structure for hydraulic and hydroelectric engineering.

Background

Under the background that the social and economic level is continuously improved, the construction projects of the water conservancy and hydropower engineering are gradually increased. In the design process of hydraulic and hydroelectric engineering, the foundation can provide stable support for the whole hydraulic and hydroelectric engineering. Therefore, corresponding foundation treatment techniques must be employed to treat the different foundations. Only foundation treatment is done, the improvement of the engineering construction progress and the construction quality can be better promoted, the foundation treatment technology in water conservancy design is deeply discussed, and the practical application of the foundation treatment technology is developed and analyzed.

In view of the above-mentioned related technologies, the inventor considers that the existing mucky soil layer is soft particles which are affected by clean water or running water, deposited in a large area, and finally formed through physical and chemical interactions. And the particles are not completely consolidated, so that the method is a special rock formation with a wider application range. The mucky soil layer has higher water content, but the shear strength of the mucky soil layer needs to be improved, and once the pressure ratio is higher, the mucky soil layer flows into the soil of the soil layer, so that the shape of the soil layer is changed, and the safety and the quality of engineering projects on a foundation are adversely affected.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that soil layers have higher water content but have lower shear strength, the application provides many topography ground processing structure of hydraulic and hydroelectric engineering.

The application provides many topography ground of hydraulic and hydroelectric engineering handles structure adopts following technical scheme:

many topography ground of hydraulic and hydroelectric engineering handles structure, including the silt layer, the top on silt layer is provided with the film, the top of film is provided with solid soil, the inside of solid soil is provided with the pipe that absorbs water, the pipe that absorbs water is including the house steward and the branch pipe that absorbs water, and absorbs water house steward and absorb water and manage between lining up each other, the top exit end of the house steward that absorbs water is provided with the vacuum pump, the bottom of the branch pipe that absorbs water is pegged graft and is had the steel pipe, the top of solid soil is provided with the screed-coat, the top of screed-coat is provided with the drain bar, the top of drain bar is provided with first overburden layer, the top of first overburden layer is provided with the filter layer, the top of filter layer is provided with the backfill layer.

Optionally, circular holes are formed in the sludge layer, and the circular holes are matched with the steel pipes.

Optionally, a water inlet is formed in the surface of the steel pipe, and the water inlet is provided with a plurality of water inlets.

Optionally, the inside of steel pipe is provided with first filter screen and second filter screen respectively, and the second filter screen is located the top of first filter screen, the both sides of first filter screen are provided with the fixed plate, match each other between fixed plate and the water inlet.

Optionally, a sludge discharge port is formed in the top of the steel pipe, and the sludge discharge port is perpendicular to the bottom of the first filter screen.

Optionally, the surface of the filter layer is provided with a barrier net, and the barrier net is arranged inside the barrier net.

Optionally, the drain board is provided with a plurality of, just fixed connection between the drain board.

Optionally, the surface of the first soil-covering layer is provided with geotextile, and the surface of the geotextile is provided with a grid.

To sum up, the present application includes the following beneficial effects:

1. when the foundation needs to be stabilized, a film is laid on the surface of the sludge layer to be treated, so that air and the foundation are effectively isolated, air entering the foundation is avoided as much as possible, the vacuum pump pumps out air and moisture in the sludge layer through a water suction pipe, the sludge layer is more compact, the bearing capacity of the foundation is improved, the steel pipe is inserted into the sludge layer, the contact area between the steel pipe and the sludge layer is increased, the water suction speed is increased, meanwhile, the steel pipe can effectively increase the structural strength of the sludge layer and reduce the displacement of the sludge layer, the leveling layer and the drainage plate arranged at the top of the film increase the passing of water flow, the water flow is prevented from entering the sludge layer as much as possible, the compact degree of the sludge layer is reduced, the first soil covering layer and the filtering layer at the top of the drainage plate increase the structural strength of the foundation, the stability of the foundation is improved, and the design reduces the air and the moisture in the sludge layer, the compaction degree of the sludge layer is increased, so that the sludge layer is not easy to deform and collapse, and the working efficiency and the safety are improved.

2. The inside of steel pipe is provided with first filter screen and second filter screen respectively, design through first filter screen and second filter screen can be to the effectual filtration of silt, avoid silt to pass through the steel pipe as far as possible and get into the branch pipe that absorbs water, and the second filter screen is located the top of first filter screen, the both sides of first filter screen are provided with the fixed plate, the surface of fixed plate is provided with the circular hole, and the inner wall laminating of fixed plate and steel pipe, match each other between fixed plate and the water inlet, through the mutually supporting of fixed plate and water inlet, the structural strength of first filter screen has been increased, the mud discharge opening has been seted up at the top of steel pipe, the mud discharge opening bottom is the circular arc type, make things convenient for the inside that the steel pipe inserted the silt layer, the bottom of mud discharge opening perpendicular to first filter screen, the design of mud discharge opening makes things convenient for first filter screen to filter the department's mud to discharge through the mud discharge opening, filterable efficiency has been increased.

Drawings

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

FIG. 2 is a schematic view of the configuration of the barrel of the present embodiment;

FIG. 3 is a schematic view showing the internal structure of the barrel according to the present embodiment;

fig. 4 is a schematic view of the filter layer structure of the present embodiment.

Description of reference numerals: 1. a sludge layer; 11. a circular hole; 2. a film; 3. soil stabilization; 4. leveling layer; 5. a drain plate; 6. a first cover soil layer; 61. geotextile; 7. a filter layer; 71. blocking; 72. separating the net; 8. a backfill layer; 9. a suction pipe; 91. a water absorption main pipe; 92. water absorption branch pipes; 93. a steel pipe; 931. a water inlet; 932. a sludge discharge port; 94. a first filter screen; 941. a fixing plate; 95. and a second filter screen.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Example (b):

the embodiment of the application discloses many topography ground of hydraulic and hydroelectric engineering handles structure. Referring to fig. 1 and 2, the foundation treatment structure includes silt layer 1, the top of silt layer 1 is provided with film 2, film 2 blanking cover silt layer 1's surface, avoid the contact of air and silt layer 1 as far as possible, the top of film 2 is provided with solid soil 3, the inside of solid soil 3 is provided with the suction pipe 9, suction pipe 9 is including suction main 91 and branch pipe 92 that absorbs water, and link up each other between suction main 91 and the branch pipe 92 that absorbs water, the top exit end of suction main 91 is provided with the vacuum pump, it has steel pipe 93 to peg graft in the bottom of branch pipe 92, round hole 11 has been seted up to silt layer 1's inside, the quantity and the steel pipe 93 of round hole 11 are unanimous, match each other between round hole 11 and the steel pipe 93, steel pipe 93 inserts the inside of round hole 11 perpendicularly.

Referring to fig. 2 and 3, a water inlet 931 is formed on the surface of the steel pipe 93, the water inlet 931 is a circular hole, the water inlet 931 is positioned on the surface of the steel pipe 93, less than 4 groups of water inlets 931 are arranged, by designing the water inlet 931, larger stones are prevented from entering the interior of the water inlet 931, thereby blocking the steel pipe 93, the first and

second strainers

94 and 95 are respectively provided inside the steel pipe 93, the sludge can be effectively filtered by the design of the first filter screen 94 and the second filter screen 95, the sludge is prevented from entering the water absorption branch pipe 92 through the steel pipe 93 as much as possible, and the second filter screen 95 is positioned on the top of the first filter screen 94, fixing plates 941 are disposed at both sides of the first filter screen 94, circular holes are disposed on the surfaces of the fixing plates 941, and the fixed plate 941 is attached to the inner wall of the steel pipe 93, the fixed plate 941 is matched with the water inlet 931, the fixing plate 941 is engaged with the water inlet 931 to increase the structural strength of the first filter 94. Mud discharge port 932 has been seted up to steel pipe 93's bottom, and mud discharge port 932 bottom is the circular arc type, makes things convenient for steel pipe 93 to insert the inside on silt layer 1, and mud discharge port 932 is perpendicular to the bottom of first filter screen 94, and mud that the design of mud discharge port 932 made things convenient for first filter screen 94 to filter the department passes through mud discharge port 932 and discharges, has increased filterable efficiency.

Referring to fig. 1, the top of firm soil 3 is provided with screed-coat 4, the top of screed-coat 4 is provided with drain bar 5, the quantity of drain bar 5 is laid according to actual conditions, and drain bar 5 covers screed-coat 4's surface completely, fixed connection between drain bar 5, drain bar 5 is the plastics drain bar, drain bar 5 can help the rapid circulation of rivers, avoid piling up of rivers in the ground as far as possible, the top of drain bar 5 is provided with first earthing layer 6, first earthing layer 6's surface is provided with geotechnological cloth 61, geotechnological cloth 61 has increased first earthing layer 6's stability, and geotechnological cloth 61's surface is provided with the gridwork, the structural strength of gridwork cloth 61 has been increased in the design of gridwork, make geotechnological cloth 61's life more of a specified duration.

Referring to fig. 1 and 4, a filter layer 7 is disposed on the top of the first soil cover layer 6, a barrier 71 is disposed on the surface of the filter layer 7, the barrier 71 is designed to make the filter layer 7 not easily deform, a barrier 72 is disposed inside the barrier 71, the filter layer 7 and the barrier 71 are fixedly connected, the structural strength of the barrier 71 is increased, and a backfill layer 8 is disposed on the top of the filter layer 7.

The implementation principle of many topography ground of hydraulic and hydroelectric engineering treatment structure of this application embodiment is:

when the foundation needs to be stabilized, a film 2 is laid on the surface of the sludge layer 1 to be treated, so that air and the foundation are effectively isolated, air entering the foundation is avoided as much as possible, the vacuum pump pumps out the air and moisture in the sludge layer 1 through a water suction pipe 9, so that the sludge layer 1 is more compact, the bearing capacity of the foundation is improved, the steel pipe 93 is inserted into the sludge layer 1, the contact area between the steel pipe 93 and the sludge layer 1 is increased, the water suction speed is increased, meanwhile, the steel pipe 93 can effectively increase the structural strength of the sludge layer 1 and reduce the displacement of the sludge layer 1, the leveling layer 4 and the drainage plate 5 arranged at the top of the film 2 can increase the water flow passing, the water flow is prevented from entering the sludge layer 1 as much as possible, the compact degree of the sludge layer 1 is reduced, the structural strength of the foundation is increased by the first soil covering layer 6 and the filter layer 7 at the top of the drainage plate 5, and the stability of the foundation is improved, the design reduces the air and moisture inside the sludge layer 1, increases the compaction degree of the sludge layer 1, and ensures that the sludge layer 1 is not easy to deform and collapse, thereby increasing the working efficiency and the safety.

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. Many topography ground of hydraulic and hydroelectric engineering handles structure, including silt layer (1), its characterized in that: a film (2) is arranged on the top of the sludge layer (1), soil (3) is fixed on the top of the film (2), a water suction pipe (9) is arranged in the soil fixing part (3), the water suction pipe (9) comprises a water suction main pipe (91) and a water suction branch pipe (92), the water absorption main pipe (91) and the water absorption branch pipe (92) are communicated with each other, the outlet end at the top of the water absorption main pipe (91) is provided with a vacuum pump, a steel pipe (93) is inserted at the bottom of the water absorption branch pipe (92), a leveling layer (4) is arranged at the top of the solid soil (3), the top of the leveling layer (4) is provided with a drainage plate (5), the top of the drainage plate (5) is provided with a first soil covering layer (6), the top of the first soil covering layer (6) is provided with a filter layer (7), and the top of the filter layer (7) is provided with a backfill layer (8).

2. The hydraulic and hydroelectric engineering multi-terrain foundation treatment structure of claim 1, wherein: round holes (11) are formed in the sludge layer (1), and the round holes (11) are matched with the steel pipes (93).

3. The hydraulic and hydroelectric engineering multi-terrain foundation treatment structure of claim 2, wherein: the surface of steel pipe (93) is seted up water inlet (931), water inlet (931) are seted up a plurality ofly.

4. The hydraulic and hydroelectric engineering multi-terrain foundation treatment structure of claim 3, wherein: the inside of steel pipe (93) is provided with first filter screen (94) and second filter screen (95) respectively, and second filter screen (95) are located the top of first filter screen (94), the both sides of first filter screen (94) are provided with fixed plate (941), match each other between fixed plate (941) and water inlet (931).

5. The hydraulic and hydroelectric engineering multi-terrain foundation treatment structure of claim 4, wherein: a sludge discharge port (932) is formed in the top of the steel pipe (93), and the sludge discharge port (932) is perpendicular to the bottom of the first filter screen (94).

6. The hydraulic and hydroelectric engineering multi-terrain foundation treatment structure of claim 1, wherein: the surface of the filter layer (7) is provided with a barrier net (71), and a separation net (72) is arranged inside the barrier net (71).

7. The hydraulic and hydroelectric engineering multi-terrain foundation treatment structure of claim 1, wherein: the drainage plates (5) are provided with a plurality of drainage plates, and the drainage plates (5) are fixedly connected with one another.

8. The hydraulic and hydroelectric engineering multi-terrain foundation treatment structure of claim 1, wherein: the surface of the first soil covering layer (6) is provided with geotextile (61), and the surface of the geotextile (61) is provided with a grid.