CN217579966U

CN217579966U - Self-flowing waste solidified soil submerged dike

Info

Publication number: CN217579966U
Application number: CN202220652035.3U
Authority: CN
Inventors: 郭寅晖; 雷智鹢; 谭慧明; 王蒙; 王静
Original assignee: Hohai University HHU
Current assignee: Hohai University HHU
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-10-14
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a waste solidified soil submerged dike flows automatically, surround structure, foundation bed, levee crown apron and pre-settling bag including the frame, levee crown apron locates the frame and surrounds the structure top, the frame surrounds the structure and establishes on the foundation bed, pre-settling bag arranges at the frame according to the flow direction and surrounds the structure both sides, the frame is equipped with dyke body material in surrounding the structure, dyke body material gets into pre-settling bag and forms the mask. The utility model adopts the sheet pile and the precast concrete dyke top cover plate as the outer frame of the submerged dyke, thereby simplifying the submerged dyke structure; the self-flowing waste solidified soil is adopted for filling the embankment body, so that the consumption of sandstone resources can be reduced, the waste utilization is realized, and the method has important significance for environmental protection and resource conservation.

Description

Self-flowing waste solidified soil submerged dike

Technical Field

The utility model relates to a flowing abandonment solidification soil submerged dike certainly belongs to marine environment protection technical field.

Background

The submerged dike is a protective structure commonly used in coastal protection and beach reconstruction, and has the functions of wave dissipation and silt promotion for beach protection. With the advancement of ecological civilization construction in China, the traditional coastal engineering is urgently required to be changed to an environment-friendly structure, meanwhile, due to the requirements of environmental protection and resource saving in China, the non-renewable resources such as sand stones and the like for mining and using need to be reduced, in addition, a large amount of engineering waste soil generated by various engineering excavation and channel dredging needs to be properly treated, a large amount of materials such as broken stones and concrete are consumed in the traditional submerged embankment, the ecological civilization construction is not beneficial to saving and intensive utilization of resources, and the construction period is long. Therefore, the utility model provides a can reduce grit resource consumption, realize that waste soil recycles, convenient construction's environment-friendly type is from flowing abandonment solidification soil and dive dyke.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome traditional submerged embankment and need consume a large amount of rubble and materials such as concrete, be unfavorable for practicing thrift intensive utilization resources, and the longer not enough of construction cycle provides a flowing abandonment solidified soil submerged embankment certainly.

The self-flowing waste solidified soil submerged dike comprises a frame enclosing structure, a foundation bed, a dike top cover plate and pre-sinking bags, wherein the dike top cover plate is arranged at the top of the frame enclosing structure, the frame enclosing structure is arranged on the foundation bed, the pre-sinking bags are arranged on two sides of the frame enclosing structure in the flowing direction, dike body materials are arranged in the frame enclosing structure, and the dike body materials enter the pre-sinking bags to form a protective surface.

Furthermore, dyke foot suppression layers are arranged at two ends of the foundation bed.

Further, the frame enclosing structure comprises a bank top cover plate and sheet piles, and a space for placing bank body materials is enclosed by the bank top cover plate and the sheet piles.

Further, the dyke top cover plate is connected with the sheet pile through lapped angle steel.

Furthermore, the dyke top cover plate is provided with embedded anchoring ribs.

Furthermore, grouting pipes are embedded in the sheet piles.

Furthermore, a bin separating plate is arranged in the frame surrounding structure.

Further, the hollow rate of the bank top cover plate is 50% -80%.

Further, the dyke body material is self-flowing waste solidified soil.

Compared with the prior art, the utility model discloses the beneficial effect who reaches:

1. the sheet piles and the dike top cover plate are used as an outer frame of the submerged dike, so that the submerged dike structure can be simplified;

2. the self-flowing waste solidified soil is adopted for filling the embankment body, so that the consumption of sandstone resources can be reduced, the waste utilization is realized, and the method has important significance for environmental protection and resource saving;

3. the pre-sinking bag is filled with self-flowing waste solidified soil as a submerged dike protective surface, and the solidified soil has resistance to water flow before being completely solidified, so that a new submerged dike protective surface form is provided;

4. the utility model discloses except that from the abandonment solidification soil of flowing need be mixed the system at the scene, other all can be prefabricated on land, on-the-spot hoist and mount, the construction is simple swift.

Drawings

Fig. 1 is a schematic view of the submerged dike structure of the present invention;

fig. 2 is a side view of the submerged dike structure of the present invention;

FIG. 3 is a schematic view of the structure of the cover plate of the submerged dike top;

FIG. 4 is a side view of the structure of the cover plate of the submerged dike top;

FIG. 5 is a schematic view of the frame unit of the present invention;

FIG. 6 is a schematic view of the pre-settling bladder of the present invention before installation;

in the figure: 1. a bank top cover plate; 2. sheet piling; 3. automatically flowing waste solidified soil; 4. pre-precipitating a capsular bag; 5. embedding anchoring ribs; 6. a foundation bed; 7. overlapping angle steel; 8. a bin dividing plate; 9. a bank foot ballast layer; 10. and (4) grouting pipes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1-3, a self-flowing waste solidified soil submerged dike is disclosed, which comprises a frame enclosing structure, a foundation bed 6, a dike top cover plate and a pre-sinking bag 4, wherein the dike top cover plate is arranged on the top of the frame enclosing structure, the frame enclosing structure is arranged on the foundation bed 6, the pre-sinking bag 4 is arranged on a sheet pile 2, the pre-sinking bag 4 is arranged on two sides of the frame enclosing structure according to the flow direction, a dike body material is arranged in the frame enclosing structure, and the dike body material enters the pre-sinking bag 4 to form a protective surface; the hollow rate of the dyke top cover plate is 50% -80%.

Wherein the density of the pre-precipitation bag 4 is not less than 1800kg/m ³ The thickness is not less than 5mm, has goodToughness, tightness and strength, and the degradation time in seawater is 3-12 months.

As shown in figure 2, the dike foot compacting layers 9 are arranged at two ends of the foundation bed 6, the dike foot compacting layers 9 are cast on the land by using the self-flowing waste solidified soil 3, the height of the dike foot compacting layers is between 1/10 and 1/8 of the height of the submerged dike, and the width of the dike foot compacting layers is between 1/3 and 1/2 of the height of the submerged dike.

The frame enclosing structure comprises a dike top cover plate 1 and sheet piles 2, a space for placing dike body materials is enclosed by the dike top cover plate 1 and the sheet piles 2, and the dike top cover plate 1 is provided with embedded anchoring ribs 5; through angle steel overlap joint dyke top apron 1 on sheet pile 2, through the dyke top apron 1 of trompil to pouring into the space enclosed by sheet pile 2 and mixing the abandonment solidified soil 3 that flows automatically into, all set up by pre-sinking bag 4 parcel abandonment solidified soil 3 facies that flows automatically in the face of the head on the sea and the back of the sea.

As shown in fig. 2, grouting pipes 10 are embedded in the sheet pile 2, the grouting pipes 10 are arranged in the sheet pile 2 in the vertical flow direction at intervals of 50cm to 100cm, the diameter of each grouting pipe is not less than 5cm, the thickness of each grouting pipe is not more than 1/2 of the thickness of the sheet pile, and the specific diameter is determined according to the grouting volume.

The dike body material is self-flowing waste solidified soil 3 which is composed of engineering waste soil and cementing materials and has the characteristics of good fluidity, strong dispersion resistance in water and self-compaction. The slump and expansion of the self-flowing waste solidified soil is not less than 120mm, the initial setting time is not earlier than 1h, the final setting time is not more than 6h, and the unconfined strength of 7 days is not less than 1MPa. The cementing material is one or more of ordinary portland cement, slag cement and fly ash cement.

Referring to fig. 3, the thickness, the shape of the opening and the hollow rate of the top cover plate 1 can be adjusted according to the requirements of the construction and the grouting. The thickness of the panel is not less than 5cm and not more than 15cm; the opening shape should be a regular shape such as a circle and a rectangle, and the opening ratio is preferably set to 50% to 80%.

Referring to fig. 3 to 4, the embedded anchoring rib 4 should be a ribbed steel bar, the length, diameter and arrangement mode of the ribbed steel bar can be adjusted according to the use requirement of the engineering under the condition of meeting the anti-pulling requirement, and a hook can be added at the tail part of the anchoring rib if necessary.

Referring to fig. 3 to 4, the thickness of the embedded angle steel 7 is not less than 5mm, the side length is not less than 80mm, and the specific type and the arrangement mode can be adjusted according to the engineering use requirement when the overlapping requirement is met.

Referring to fig. 5, the vertical width of the frame enclosing structure should be between 3m and 5m, otherwise, the bin dividing plate 8 should be vertically disposed, and the thickness of the bin dividing plate is not less than 3mm. When the forward length exceeds 5m, a plurality of unit bodies are arranged, and adjacent unit bodies can share the vertical sheet pile.

Referring to fig. 6, the pre-sinking pouch 4 has a width of 0.8m to 3m, and is connected to the sheet pile through its surrounding connecting members, which form a good seal with the sheet pile, and may be made of wood, rubber, or other materials with good adhesion.

The utility model discloses a construction method

One) insert sheet pile on appointed engineering position bed and form and enclose the structure, because the sheet pile is in the utility model discloses in not as main bearing member, can relax the requirement to sheet pile bearing capacity.

And II) overlapping the precast concrete cover plate on the sheet pile through the embedded angle steel as shown in figure 5, wherein the condition allows a welding connection mode to be adopted.

Thirdly), grouting into the embankment body through the opening of the concrete cover plate, wherein self-flowing waste solidified soil needs to be leveled at intervals of each grouting until the grouting reaches the top height of the opening of the concrete cover plate;

fourthly) grouting into the pre-settling bag to a specified grouting pressure through a grouting pipe on the wave-facing surface and the back wave surface of the submerged dike, and the step and the grouting of the dike body are carried out simultaneously.

Fifthly), prefabricating the dyke foot pressing layer on site and then hoisting the dyke foot pressing layer to a specified position of a project.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The self-flowing waste solidified soil submerged dike is characterized by comprising a frame enclosing structure, a foundation bed (6), a dike top cover plate (1) and pre-sinking bags (4), wherein the dike top cover plate is arranged at the top of the frame enclosing structure, the frame enclosing structure is arranged on the foundation bed (6), the pre-sinking bags (4) are arranged on two sides of the frame enclosing structure in the flowing direction, dike body materials are arranged in the frame enclosing structure, and the dike body materials enter the pre-sinking bags (4) to form a protective surface.

2. The self-flowing waste solidified soil submerged dike according to claim 1, wherein both ends of the foundation bed (6) are provided with a foot ballast layer (9).

3. The self-flowing waste solidified soil submerged dike according to claim 1, wherein the frame enclosing structure comprises a top dike cover plate (1) and sheet piles (2), and the top dike cover plate (1) and the sheet piles (2) enclose a space for placing dike body materials.

4. The self-flowing waste solidified soil submerged dike according to claim 3, wherein the top cover plate (1) and the sheet pile (2) are connected by overlapping angle steel (7).

5. The self-flowing waste solidified soil submerged dike according to claim 3, wherein the dike top cover plate (1) is provided with embedded anchoring ribs (5).

6. The self-flowing waste solidified soil submerged dike according to claim 3, wherein the grouting pipe (10) is embedded in the sheet pile (2).

7. The self-flowing waste solidified soil submerged dike according to claim 1, wherein a bin separating plate (8) is arranged in the frame enclosing structure.

8. The self-flowing waste solidified soil submerged dike according to claim 1, wherein the hollow rate of the dike top cover plate is 50% to 80%.

9. The self-flowing waste solidified soil submerged dike according to claim 1, wherein the dike body material is self-flowing waste solidified soil (3).