CN215105043U - Ecological breakwater compounded by submerged dikes and square-hole grid artificial fish reefs - Google Patents

Abstract

The utility model belongs to the technical field of the ocean, provides an ecological breakwater with a submerged dike and a square-hole grid artificial fish reef composite, which comprises a riprap foundation bed, an artificial coral reef bottom guard, a submerged dike, a square-hole grid artificial fish reef and a node column; the jetty is arranged in riprap foundation bed top, the artificial fish reef of square hole net is arranged in the jetty outside, the node post sets up between jetty and the artificial fish reef of square hole net. The utility model discloses arrange the artifical fish reef of square hole net along the direction of following the bank, utilize the square hole net empty box top facing and the wave interact dissipation wave energy of its formation to protect the interior submerged bank, the porous structure of hollow curved surface not only has great surface area simultaneously and can provide more inhabitation spaces for the organism, still has good water permeability, can strengthen inside and outside water exchange.

Description

Ecological breakwater compounded by submerged dikes and square-hole grid artificial fish reefs

Technical Field

The utility model belongs to the technical field of the ocean, involve an ecological breakwater, especially relate to a submerged wall and the compound ecological breakwater of square hole net artificial fish reef.

Background

The breakwater is an important hydraulic building for resisting sea wave invasion and keeping the safety of a water area behind the breakwater, and the ecological function of the breakwater is to be improved along with the continuous enhancement of marine ecological civilization construction. The traditional breakwater has a monotonous structure and single material, is not beneficial to inhabitation of organisms and influences the local ecological structure. In order to solve the problem, the predecessors propose structures such as combination of culverts and biological attachment bases, cultivation of oyster reefs by low-alkalinity concrete members, covering in turned-king character block protective face rock, or compounding of submerged dikes and mangroves, and the like, although the ecology of the breakwaters can be increased to a certain extent, the formed ecological system is single and fragile, and has a larger difference compared with the original natural ecological system. In order to improve the problem, the composite ecological breakwater of the submerged breakwater and the square-hole grid artificial fish reef is provided, and the composite and multidimensional curved surface structure is used, so that a larger habitat is provided for more kinds of organisms on the premise of keeping the normal function of the breakwater, and further, the function of a richer and more stable ecological system is formed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to increase the ecological function of breakwater, provide a submerged dike and the compound ecological breakwater of artifical fish reef of square hole net. The utility model discloses a with the artifical fish reef of square hole net along arranging along the ashore direction, utilize the square hole net empty box top facing and the wave interact dissipation wave energy of its formation to protect the interior submerged dike, the porous structure of hollow curved surface not only has great surface area simultaneously and can provide more inhabitation spaces for the organism, still has good water permeability, can strengthen inside and outside water exchange. Set up the node post and connect through the mode of inlaying admittedly between outside square hole net artificial fish reef top facing and the inside submerged dike to increase structural strength, wholeness and stability. Artificial coral reef bottom guards are arranged on the wave facing surface and the wave backing surface of the structure, and coral reefs are artificially cultured or coral reef-like structures are arranged on the traditional riprap foundation bed, so that the coral reef structure is not only rugged and uneven, but also can be used for friction consumption of sea wave energy, the height of sea waves reaching the coast is reduced, and the wave absorption of the structure is assisted; meanwhile, the complex structure of the coral reef can provide habitat for organisms, and a batch of small benign ecosystem is built.

The technical scheme of the utility model:

an ecological breakwater with a submerged dike and a square-hole grid artificial fish reef combined comprises a riprap foundation bed 1, an artificial coral reef bottom protector 5, a submerged dike 2, a square-hole grid artificial fish reef 3 and node columns 4; the artificial fish reef is characterized in that the submerged dike 2 is arranged at the top of the riprap foundation bed 1, the artificial fish reef 3 with the square hole grids is arranged outside the submerged dike 2, and the node columns 4 are arranged between the submerged dike and the artificial fish reef 3 with the square hole grids.

Furthermore, the square-hole grid artificial fish reef 3 is formed by intersecting a transverse arc beam and a longitudinal straight line beam, and a square-hole structure is formed on the square-hole grid artificial fish reef.

Further, the node columns 4 are formed by extending the square-hole grid artificial fish reef nodes 3 inwards in the radial direction and being embedded and intersected with the submerged dike 2.

Further, artificial coral reef bottom protection 5 adopts the artificial cultivation coral reef on traditional riprap foundation bed or sets up the formation of coral reef-like structure, and artificial coral reef structure adopts irregular arrangement.

The utility model has the advantages that: 1) the square-hole grid artificial fish reef is arranged along the bank, and a plurality of square-hole grid empty box cover surfaces formed by opening holes of the square-hole grid artificial fish reef interact with waves to dissipate wave energy; the waves enter the inner side of the fish reef structure after partial energy dissipation, so that the hydrodynamic action on the inner submerged dike can be reduced; 2) the hollow curved surface porous structure of the square-hole grid artificial fish reef has larger external surface area, and can provide more inhabitation space for organisms; meanwhile, the porous structure has good water permeability, and can enhance the water body exchange inside and outside the structure; 3) the vertical elevation change is realized by the composite arrangement of the submerged dike and the square-hole grid artificial fish reef, so that more shear layers are generated when waves interact with the submerged dike and the square-hole grid artificial fish reef, and the hydrodynamic dissipation capacity of the structure is improved; 4) the elevation of the top of the internal submerged dike is the same as the designed high water level, so that the friction, disturbance and reduction of the submerged dike on external waves are improved to the maximum extent, and the capability of preventing the erosion of a bank line behind the dike is realized; 5) the upper side of the square-hole grid artificial fish reef is provided with the node column, the corresponding position on the upper side of the submerged dike is provided with the clamping groove, and the integrity and the stability of the structure are improved through the embedding effect of the node column and the clamping groove; 6) an artificial coral reef or coral-like structure is arranged at the bottom protection position of the stone-throwing foundation bed on the wave-facing side, and by utilizing the characteristics of rugged and uneven structure of the coral reef, the energy of sea waves is consumed through bottom friction, the wave height of the near-shore sea waves is reduced, and the wave absorption of the structure is assisted; meanwhile, a benign ecological system can be formed by the coral reef structure, and a good living environment is provided for marine organisms; 7) artificial coral reefs or coral-like structures are arranged at the bottom protection positions of the riprap foundation bed on the back wave surface, so that the wave energy is further reduced; meanwhile, under the water environment condition that the back wave surface of the structure is stable, the coral reef structure can play a better ecological effect and promote the propagation process of benthic plants and animals.

Drawings

FIG. 1 is a schematic structural view of an ecological breakwater compounded by the submerged dike and the square-hole grid artificial fish reef;

in the figure: 1, throwing a stone foundation bed; 2, submerging the dike; 3, a square hole grid artificial fish reef; 4-node columns; 5 artificial coral reef bottom protection.

Detailed Description

The following describes the embodiments of the present invention in detail with reference to the technical solutions (and the accompanying drawings).

As shown in figure 1, the utility model discloses a submerged bank and the compound ecological breakwater of square hole net artificial fish reef, including riprap foundation bed 1 with locate on it submerged bank 2, square hole net artificial fish reef 3, node post 4 and artificial coral reef back wall 5. The submerged dike 2 is manufactured by integral pouring. The square-hole grid artificial fish reef 3 is manufactured by integral pouring. The square-hole grid artificial fish reef 3 and the submerged dike 2 are provided with node columns which are fixedly connected with the grooves in an embedded mode. The artificial coral reef bottom protection 5 is formed by artificially cultivating coral reefs or arranging coral reef-like structures on a riprap foundation bed, and the wave-facing surface and the back wave surface are both arranged.

In this embodiment, the submerged dike 2 is a prefabricated reinforced concrete structure.

In this embodiment, the square-hole grid artificial fish reef 3 is a prefabricated reinforced concrete structure.

In this embodiment, the matching position of the submerged dike 2 and the square-hole grid artificial fish reef 3 is provided with a node column 4.

In this embodiment, the artificial coral reef bottom protectors 5 are arranged irregularly.

The utility model discloses a theory of operation is: firstly paving a riprap foundation bed 1 at an engineering position, and calculating and determining the thickness and the form of the riprap foundation bed according to the bearing capacity of a foundation; after taking place, the top of the riprap foundation bed 1 is provided with the submerged dike 2 and the prefabricated square-hole grid artificial fish reef 3, the square-hole grid artificial fish reef 3 is arranged on the outer side of the submerged dike 2, the node columns 4 are part of the square-hole grid artificial fish reef 3 and are positioned on the inner side of the square-hole grid artificial fish reef 3, and the node columns 4 of the square-hole grid artificial fish reef 3 are fixedly connected with the grooves of the submerged dike 2. The surface facing waves and the surface facing waves are artificial coral reef bottom guards 5, and a coral reef structure or a coral reef-like structure is designed and adopts an irregular arrangement mode. The square-hole grid artificial fish reef 3 is composed of a transverse arc beam and a longitudinal straight line beam to form a square-hole structure. The square-hole grid artificial fish reef 3 is arranged along the bank, and the square-hole grid empty box cover surface formed by a plurality of holes interacts with waves to dissipate wave energy, so that the scouring of the inner submerged dike 2 can be reduced, more inhabitation spaces are provided for organisms, and the water body exchange inside and outside the structure can be enhanced; the node columns 4 can ensure that the square-hole grid artificial fish reef 3 is not influenced by wave water flow and changes the relative position with the submerged dike 2 in the direction along the waves; the vertical elevation change can be realized by the composite arrangement of the submerged dike 2 and the square-hole grid artificial fish reef 3, and the hydrodynamic dissipation capacity of the structure can be increased; the outer side square hole grid artificial fish reef 3 cover and the inner submerged dike 2 adopt an embedded device to improve the stability of the integral structure of the breakwater; artificial coral reefs or artificial coral reef bottom protectors 5 with coral-like structures are arranged on the wave-facing surface and the wave-back surface, and the wave energy is consumed by utilizing the characteristics of bumpiness of the artificial coral reefs or the artificial coral reef bottom protectors, so that wave absorption of the auxiliary structure is realized; meanwhile, a benign ecological system can be formed by the complex structure of the coral reef, and a good living environment for inhabiting, laying and multiplying marine organisms is provided.

Claims (3)

1. An ecological breakwater compounded by a submerged dike and a square-hole grid artificial fish reef is characterized in that the ecological breakwater compounded by the submerged dike and the square-hole grid artificial fish reef comprises a riprap foundation bed (1), an artificial coral reef bottom protector (5), a submerged dike (2), a square-hole grid artificial fish reef (3) and a node column (4); the riprap foundation bed (1) top is arranged in submerged bank (2), the submerged bank (2) outside is arranged in artifical fish reef of square hole net (3), node post (4) set up between submerged bank (2) and the artifical fish reef of square hole net (3).

2. The ecological breakwater according to claim 1, wherein the square-hole grid artificial fish reef (3) is formed by intersecting a transverse arc beam and a longitudinal straight beam, and is provided with a square-hole structure.

3. The ecological breakwater according to claim 1 or 2, wherein the node columns (4) are formed by extending the nodes of the square-hole grid artificial fish reef (3) inwards in the radial direction and being embedded and intersected with the submerged dike (2).

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