CN218521709U

CN218521709U - Riprap slope type wharf island wall structure

Info

Publication number: CN218521709U
Application number: CN202222636741.1U
Authority: CN
Inventors: 王广川; 王周洲; 赵鲁滨; 赵炼恒; 赵伟龙
Original assignee: Mcc Guizhou Construction Investment Development Co ltd
Current assignee: Mcc Guizhou Construction Investment Development Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-02-24
Anticipated expiration: 2032-10-08

Abstract

The utility model relates to the technical field of island wall construction, in particular to a riprap slope type wharf island wall structure, which comprises an island wall foundation, a dyke body main body, a protective structure, a reversed filtering structure and a breast wall; the embankment body is filled on the island wall foundation and consists of embankment core stones; the protection structure is arranged on the upstream surface of the embankment body and comprises a bottom protection stone block layer, a surface protection stone block layer and a twisted king-shaped block layer, wherein the bottom protection stone block layer is arranged at the lower part of the embankment body, the surface protection stone block layer covers one ends of the upper parts of the embankment body and the bottom protection stone block layer, and the twisted king-shaped block layer covers the other ends of the upper parts of the bottom protection stone block layer and the surface protection stone block layer; the inverted filter structure is arranged on the back water surface of the dyke body and comprises an inverted filter layer covering the back water surface of the dyke body and a backfilled sand layer covering the inverted filter layer; the breast wall is arranged at the junction of the top of the embankment body, the protective structure and the reversed filter structure. The utility model discloses good prevention of seepage performance and island wall structural reliability have.

Description

Riprap slope type wharf island wall structure

Technical Field

The utility model relates to a island wall construction technical field, concretely relates to jettison slope's pier island wall structure.

Background

Along with the development of national economy, the contradiction of crowded population, dense population, limited industrial land and the like is more and more prominent, so the construction of the artificial island is more and more emphasized, in the construction process, the island wall needs to be constructed to prevent seawater from flowing into the artificial island, according to the functional requirements of the island wall, in order to ensure the seepage stability of the island wall when the island wall is constructed, an anti-seepage structure is generally arranged on an embankment body of the island wall, the existing anti-seepage structure usually adopts a relatively economic anti-seepage clay wall structure, if the structure is used as a permanent anti-seepage structure, the reliability is relatively poor, and in order to ensure the permanent safety and reliability of seepage prevention, an anti-seepage geomembrane is often arranged, but the combination of the two is inconvenient and the construction quality is not easy to ensure. In some special island wall projects with higher seepage-proofing requirements, if seepage-proofing is still carried out by adopting the seepage-proofing wall and seepage-proofing geomembrane mode, the construction efficiency is lower, and the integral reliability of the seepage-proofing structure and the island wall structure cannot be ensured.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the relatively poor defect of tradition island wall structure impermeability performance and whole reliable performance among the prior art to a jettison slope's pier island wall structure is provided.

A riprap slope type wharf island wall structure comprises an island wall foundation, an embankment body, a protection structure, a reverse filtering structure and a breast wall;

the embankment body is filled on the island wall foundation and consists of embankment core stones; the protection structure is arranged on the upstream surface of the embankment body and comprises a bottom protection stone block layer, a surface protection stone block layer and a twisted king-shaped block layer, wherein the bottom protection stone block layer is arranged at the lower part of the embankment body, the surface protection stone block layer covers one ends of the upper parts of the embankment body and the bottom protection stone block layer, and the twisted king-shaped block layer covers the other ends of the upper parts of the bottom protection stone block layer and the surface protection stone block layer; the inverted filter structure is arranged on the back water surface of the dyke body and comprises an inverted filter layer covering the back water surface of the dyke body and a backfilled sand layer covering the inverted filter layer; the breast wall is arranged at the junction of the top of the dyke body main body, the protection structure and the inverted filter structure.

As a preferred aspect of the slope-type wharf island wall structure of the present invention, the inverted filter layer has an upper portion extending between the main body of the dyke body and the breast wall.

As the utility model discloses well throwing stone slope type's pier island wall structure is preferred, the particle size scope of rubble granule is 5mm ~ 80mm in the inverted filter, and the content of long and thin and flat granule is less than 20 percent in the rubble granule.

As the utility model discloses well throw a preference of stone slope type's pier island wall structure, turn round in the king word layer and turn round the king word piece and form by the prefabricated plain concrete of C35, its weight is 3 tons.

As an optimization of the slope-type wharf island wall structure of the utility model, a gravel cushion layer is arranged between the main body of the embankment body and the foundation of the island wall.

As the utility model discloses well throw a preference of stone slope type's pier island wall structure, the island wall basis is including setting up the cement mixing pile in the stratum.

The utility model discloses technical scheme has following advantage:

the utility model discloses utilize dyke core stone as the building material of dyke body main part, then utilize the revetment stone block bedding at the upstream face of dyke core stone, improved the effect of prevention of seepage, turn round the king's block and put at revetment stone block outermost one deck, through the impact force protection island wall structure that weakens the wave, make the upstream face have the ability of scour protection, promote island wall structure overall reliability. The seepage-proofing performance of the island wall is further improved through the inverted filter layer and the backfilled sand layer which are laid on the back surface of the dike core block stone, and the purpose of protecting the island wall structure is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a structural front view of the king word block of the utility model.

Fig. 3 is a side view of the structure of the Chinese character 'wang' block.

Fig. 4 is a top view of the structure of the Chinese character 'wang' block.

Description of reference numerals:

1. a protective surface block stone layer; 2. twisting a Chinese character 'wang' block layer; 3. a dike body; 4. a bottom protecting stone layer; 5. a reversed filtering layer; 6. backfilling a sand layer; 7. an island wall foundation; 8. a breast wall.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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 skilled in the art as the case may be.

Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

A jettison slope type wharf island wall structure is shown in figure 1 and comprises an island wall foundation 7, an embankment body 3, a protection structure, an inverted filter structure and a breast wall 8;

the embankment body 3 is filled on the island wall foundation 7 and consists of embankment core stones; the protection structure is arranged on the upstream face of the embankment body 3 and comprises a bottom protection block stone layer 4, a surface protection block stone layer 1 and a turned king block layer 2, the bottom protection block stone layer 4 is arranged on the lower portion of the embankment body 3, the surface protection block stone layer 1 covers one ends of the upper portions of the embankment body 3 and the bottom protection block stone layer 4, and the turned king block layer 2 covers the other ends of the upper portions of the bottom protection block stone layer 4 and the surface protection block stone layer 1; the inverted filter structure is arranged on the back surface of the dike body main body 3 and comprises an inverted filter layer 5 covering the back surface of the dike body main body 3 and a backfilled sand layer 6 covering the inverted filter layer 5; the breast wall 8 is arranged at the junction of the top of the embankment body 3, the protection structure and the reversed filter structure.

In this embodiment, the upper part of the inverted filter layer 5 extends between the dyke body 3 and the breast wall 8.

In this embodiment, the particle size range of the crushed stone particles in the inverted filter layer 5 is 5 mm-80 mm, the content of the slender and flat particles in the crushed stone particles is less than 20 percent, and the crushed stone particles are not mixed with clay blocks, plants and other impurities. .

As shown in fig. 2 to 4, in the present embodiment, the twisted king block is disposed at the outermost layer, and the impermeable and moisture-proof function can be realized only by a certain strength, so that the twisted king block in the twisted king block layer 2 is prefabricated by C35 plain concrete, and the weight of the twisted king block is 3 tons. In the construction process of twisting the Chinese character 'wang' block, the template of twisting the Chinese character 'wang' block adopts an assembled template, the design form is vertical, and the bottom surface is placed on the pedestal. Each set of template consists of two symmetrical sheets. The supporting and the stripping are connected by bolts when in supporting, and the stripping is backed by a screw rod when in stripping. A truck crane is matched with a manual support-disassembly template, a rubber strip is clamped between two templates for stopping slurry, a rubber strip is clamped between the template and the floor for stopping slurry, and the template is required to ensure the verticality; maintaining with fresh water in time after removing the mould, and covering with geotextile

In this embodiment, a gravel cushion layer is arranged between the main body 3 and the island wall foundation 7, the adopted gravel particle size range is 5 mm-80 mm, the content of slender and flat particles in gravel particles is less than 20 percent, and the gravel is nonweathered hard granite which meets the specification requirement and is generated in the processing of a quarry.

In this embodiment, the island wall foundations 7 comprise cement mixing piles disposed in the formation.

In the embodiment, the embankment body 3, the bottom protecting stone layer 4 and the gravel cushion layer are filled in a layered manner, and the inverted filter layer 5 is a graded gravel layer with the grain size from fine to coarse along the water flow direction.

The embodiment also provides a construction method of the structure, which comprises the following specific steps:

firstly, carrying out basic sludge cleaning construction by using an 8-10 square grab bucket ship and a mud barge, then transferring to a large mud barge to transport to a specified mud throwing area, and then filling a specified island wall foundation 7 area with dike core stones to form a dike body main body 3; then paving the bottom protecting block stone layer 4 at the position of the feet of the dyke body 3; then the surface protection block stone is compacted on the filled dyke body main body 3; secondly, paving the ZUOWANGJU on a facing stone; and finally, paving a reversed filter layer 5 with a certain thickness on the back surface of the dyke core stone, constructing a breast wall 8, and finally filling backfill sand on the reversed filter layer 5.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a jettison slope formula's pier island wall structure which characterized in that: comprises an island wall foundation (7), an embankment body (3), a protective structure, a reversed filter structure and a breast wall (8);

the embankment body (3) is filled on an island wall foundation (7) and consists of embankment core stones; the protection structure is arranged on the upstream face of the embankment body (3) and comprises a bottom protection block stone layer (4), a surface protection block stone layer (1) and a twisted king-shaped block layer (2), the bottom protection block stone layer (4) is arranged on the lower portion of the embankment body (3), the surface protection block stone layer (1) covers the embankment body (3) and one end of the upper portion of the bottom protection block stone layer (4), and the twisted king-shaped block layer (2) covers the other end of the upper portion of the bottom protection block stone layer (4) and the surface protection block stone layer (1); the inverted filter structure is arranged on the back surface of the dyke body main body (3) and comprises a inverted filter layer (5) covering the back surface of the dyke body main body (3) and a backfilled sand layer (6) covering the inverted filter layer (5); the breast wall (8) is arranged at the junction of the top of the embankment body (3), the protective structure and the reversed filter structure.

2. The riprap ramp type quay island wall structure according to claim 1, wherein the upper part of the inverted filter layer (5) extends between the dyke body (3) and the breast wall (8).

3. The riprap slope type wharf island wall structure according to claim 2, wherein the crushed stone particles in the inverted filter layer (5) have a particle size ranging from 5mm to 80mm.

4. The riprap slope type dock island wall structure according to claim 1, wherein the twisted king blocks in the twisted king block layer (2) are prefabricated by C35 plain concrete and have a weight of 3 tons.

5. The riprap slope type wharf island wall structure according to claim 1, wherein a gravel cushion layer is provided between the embankment body (3) and the island wall foundation (7).

6. The riprap ramp type quay island wall structure according to claim 5, wherein said island wall foundation (7) comprises cement mixing piles disposed in the ground.