CN212728469U - Quadrilateral steel structure assembled artificial fish reef - Google Patents

Abstract

The utility model relates to an artifical fish reef of quadrangle steel construction assembled. The utility model comprises a structural component and a functional component, the structural component and the functional component are connected in a detachable assembly manner, the structural component comprises a reef body support frame, a permeable support and a bottom support plate, the reef body support frame, the permeable support and the bottom support plate are made of seawater corrosion resistant steel and are of an inner-outer double-quadrilateral three-dimensional frame structure, the top is provided with a lifting hook, and the bottom is provided with a permeable support; the functional components comprise cement corrugated plates with rough surfaces, the cement corrugated plates are assembled between the reef body support frames at intervals and assembled into multi-layer and multi-hole artificial fish reefs, and the included angle between the cement corrugated plates assembled between the reef body support frames and the horizontal plane is 20-45 degrees. The utility model discloses select for use environmental protection and low cost's material, prepare into the light structure of the assembly of being convenient for, equip the artifical fish reef, standardized subassembly production and assembly are convenient for produce and use.

Description

Quadrilateral steel structure assembled artificial fish reef

Technical Field

The utility model relates to a marine ranch technical field relates to artificial fish reef, concretely relates to artifical fish reef of quadrilateral steel construction assembled.

Background

With the rapid development and the continuous growth of population of economic society in China, the influence of a plurality of factors such as environmental pollution, engineering construction and excessive fishing on offshore fishery resources in China is seriously reduced, the ecological environment of a water area is increasingly worsened, the desertification of the water area is increasingly obvious, and the protection and the sustainable utilization of marine biological resources in China are seriously influenced.

The marine ranch is based on the principle of a marine ecosystem, and is a fishery mode which is used for constructing or repairing places required by marine organism breeding, production, bait feeding or enemy avoidance in a specific sea area through measures such as artificial fish reefs, proliferation and releasing, proliferating and maintaining fishery resources, improving the ecological environment of the sea area and realizing sustainable utilization of the fishery resources. The artificial fish reef construction is a main measure of a marine ranch and is an effective measure which is generally accepted by the world to improve the marine ecological environment and repair and proliferate damaged fishery resources. Research and practice prove that the artificial fish reef firstly provides an attachment matrix for marine algae and attached organisms by putting the artificial fish reef in the artificial fish reef, the marine algae can improve water quality and absorb nutrient salts in seawater so as to avoid seawater eutrophication and red tide, and the artificial fish reef is also natural bait for a plurality of organisms. Therefore, through the construction of the artificial fish reef, not only can resources such as algae and attached organisms be recovered, but also natural sheltering fields, baits and nursery fields are provided for a plurality of organisms, and meanwhile, the artificial fish reef plays a positive role in repairing fishery resources, improving fishery output and particularly promoting the development potential of marine fishery by combining the proliferation and releasing of seedlings. The throwing effect of the artificial fish reef is related to the material, the structural form, the weight and the specification of the artificial fish reef and natural factors of sea areas, in particular to the structural form, the bottom type, the water depth, the water flow and other influencing factors of the artificial fish reef.

The artifical fish reef of putting in at present is mostly reinforced concrete structure, and it has a lot of insufficiencies: firstly, the reef body is heavy, the requirement on the substrate condition is high, and sinking and silting conditions are easy to occur; secondly, the manufacturing process has large environmental pollution, large occupied area and long prefabricating period; thirdly, the reinforced concrete material does not utilize the structural design, so that the function of the fish reef cannot be exerted to the maximum extent; fourthly, due to the fact that the self weight of the reinforced concrete reef is high, the reinforced concrete reef is easy to silt and not easy to carry and throw, the specification of the reinforced concrete reef is limited, the length, the width and the height of the reinforced concrete reef are generally not more than 3 meters, and the effect of the reinforced concrete reef is not obvious when the reinforced concrete reef is thrown into a relatively deep sea area.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model discloses an artifical fish reef of quadrangle steel construction assembled has overturned traditional reinforced concrete fish reef and has adopted the functional module of environmental protection, light, with low costs steel construction component and cement buckled plate from the inherent mode of design to input, makes artifical fish reef equip, the utility model has the advantages of stability and water permeability are strong, long service life, equipment convenience, transportation input efficiency height, be suitable for sea area wide range, space utilization height, fish reef functional strong etc. can furthest's the function of performance artifical fish reef, satisfy requirements such as marine ranch construction.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an artifical fish reef of quadrilateral steel construction assembled, includes structural component and functional component, can dismantle the assembled connection between structural component and the functional component, wherein:

the structural component comprises a reef body support frame, a water permeable support and a bottom support plate, wherein the reef body support frame, the water permeable support and the bottom support plate are made of seawater corrosion resistant steel; the top of the reef body support frame is provided with a lifting hook, so that the artificial fish reef is convenient to put in and lift; the bottom of the reef body support is provided with a water permeable support; the reef body support frame is of an inner-outer double-quadrilateral three-dimensional frame structure and comprises an inner quadrilateral support frame and an outer quadrilateral support frame which are vertically arranged in multiple layers, a fixed support is obliquely arranged between the inner quadrilateral support frame and the outer quadrilateral support frame, and corner fixed supports in the shape of functional components are obliquely arranged at four corners of the inner quadrilateral support frame and the outer quadrilateral support frame; the bottom of the inner quadrilateral support frame and the bottom of the outer quadrilateral support frame are provided with water permeable supports, the other ends of the water permeable supports are welded with bottom support plates, and the bottom support plates are on the same horizontal plane and are in contact with the seabed;

the functional components comprise cement corrugated plates with rough surfaces, the cement corrugated plates are detachably assembled and connected with the reef body supporting frames, the cement corrugated plates are assembled between the reef body supporting frames at intervals and assembled into multi-layer and multi-hole artificial fish reefs, and the included angles between the cement corrugated plates assembled between the double-quadrilateral reef body supporting frames and the horizontal plane are 20-45 degrees.

Furthermore, the quadrangle is a regular quadrangle, including a rectangle, a square, an isosceles trapezoid, and the like.

Further, the suitable length of the permeable support is 10-120 cm.

Furthermore, the support that permeates water on the interval set up multilayer bottom sprag board, the interval of adjacent layer bottom sprag board is 10 ~ 20 cm.

Furthermore, the detachable assembly type connection between the cement corrugated plate and the reef body support frame is clamping assembly connection or bolt assembly connection, an L-shaped fixed clamping plate is arranged between the cement corrugated plate and the reef body support frame, and the fixed clamping plate is arranged at the end part of the cement corrugated plate; the clamping assembly is connected, a clamping groove is formed in the reef body supporting frame, a clamping piece matched with the clamping groove is arranged on the fixed clamping plate, and the cement corrugated plate is clamped and assembled on the reef body supporting frame; the bolt is in assembly connection, a threaded hole is formed in the reef body supporting frame, an L-shaped fixing clamping plate is arranged between the cement corrugated plate and the reef body supporting frame, a threaded hole is formed in the fixing clamping plate, and the cement corrugated plate is assembled on the reef body supporting frame through a bolt.

Furthermore, the reef body support frame and the water permeable support are formed by welding a plurality of steel structure support units.

Furthermore, the reef body support frame, the water permeable support, the bottom support plate, the connecting member and the fixed clamping plate are made of 10CrMoAl steel.

Furthermore, the reef body support frame and the water permeable support frame adopt angle steel and/or square steel.

Furthermore, oyster shell and/or scallop shell are mixed and added into the cement material of the cement corrugated plate, the oyster shell and/or scallop shell are crushed into 1-5 cm of crushed shell, and the weight of the oyster shell and/or scallop shell crushed shell material accounts for less than 10% of the total weight of the cement corrugated plate.

Compared with the prior art, the utility model beneficial effect be:

1. the assembled artificial fish reef structure component and the functional component with the quadrilateral steel structures are both environment-friendly and pollution-free materials, and can not generate negative influence on the seawater quality and the marine ecological environment;

2. the artificial fish reef body with the multiple layers and the multiple holes and assembled by the structural components and the functional components has good water permeability, and the biological attachment area and the space utilization rate of the reef body unit space are improved to the maximum extent. Through calculation, the effective organism attachment area can reach 3-4.5 times of that of the conventional concrete member reef with the same volume through the multi-layer structural design;

3. the structural assembly consists of a plurality of steel structure support units, is easy to process, light in weight and easy to carry and put in; the material has high strength, strong stability, firmness and durability, is not easy to break, resists the scouring and abrasion of waves and flows, and has strong durability; particularly, 10CrMoAl steel is adopted, so that the corrosion resistance is higher, and the service life is long and can reach more than 30 years;

4. the functional components adopt cement corrugated plates, the surfaces of the cement corrugated plates are rough, small eddy currents are easy to form, attachment and growth of macroalgae and various planktonic larvae are facilitated, the attachment area of organisms can be increased by 40-55%, artificial fish reef restoration and sea ecological environment optimization are achieved in a shorter time, and the functions of fishery resources are increased;

5. oyster shell and/or scallop shell crushed shell materials are added into the cement corrugated plate, so that not only is the waste effectively utilized to reduce the environmental pollution, but also the weight of the cement corrugated plate is reduced, and the surface roughness and the environmental protection of the materials are improved;

6. the structural component of the steel structure and the functional component of the cement corrugated plate are in a unit assembly structure, so that the traditional artificial fish reef is changed from large engineering to assembly, and meanwhile, the structural component of the internal and external double-quadrilateral three-dimensional frame steel structure and the functional component of the cement corrugated plate both greatly reduce the weight of the reef body, and the artificial fish reef is simple in structure and convenient to process; the assembly type structure can be assembled on the putting site, so that the cost of putting and transporting the artificial fish reef is effectively reduced, and the putting safety is guaranteed;

to sum up, the utility model discloses select for use environmental protection and low cost's material, prepare into the light structure of the assembly of being convenient for, equip the artifical fish reef, compare in traditional artifical fish reef, the utility model discloses the production and the use of the artifical fish reef of being convenient for of the light, standardized subassembly production of structure and assembly have that stability is strong, long service life, equipment are convenient, transport is put in efficiently, be suitable for advantages such as sea area wide range, space utilization height, fish reef functional strong, can furthest's the function of the artifical fish reef of performance, and economic nature and suitability are strong.

Drawings

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

Fig. 1 is a schematic structural view of a fabricated artificial fish reef with a quadrilateral steel structure in embodiment 1 of the invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

fig. 4 is a schematic structural view of structural components of the quadrangular steel-structured fabricated artificial fish reef of fig. 1;

fig. 5 is a schematic structural diagram of a cement corrugated plate, which is a functional component of the fabricated artificial fish reef with a quadrilateral steel structure in fig. 1;

FIG. 6 is a schematic view of the partial cement corrugated plate and reef support bracket snap-fit connection of FIG. 1A;

FIG. 7 is a schematic view of the bolt assembly connection of the partial cement corrugated plate and the reef support frame A in FIG. 1;

in the figure: 1. Outer quadrangle support frame, 2, interior quadrangle support frame, 3, the support that permeates water, 4, cement buckled plate, 5, bottom sprag board, 6, lifting hook, 7, fixed bolster, 8, angle fixed bolster, 9, solid fixed splint, 10, draw-in groove, 11, fastener, 12, screw hole, 13, bolt.

Detailed Description

Example 1

As shown in figures 1 to 3, a quadrilateral steel structure assembled artificial fish reef, including structural component and functional component, can dismantle the assembled connection between structural component and the functional component, wherein:

as shown in fig. 4, the structural component includes a reef body support frame, a water permeable support 3 and a bottom support plate 5, the reef body support frame in this embodiment is a three-dimensional frame structure with an inner square and an outer square, and includes an outer quadrilateral support frame 1 and an inner quadrilateral support frame 2 which are vertically arranged in a layer, the vertical height of the inner quadrilateral support frame 2 is 50cm higher than that of the outer quadrilateral support frame 1, a fixed support 7 is obliquely installed between the inner quadrilateral support frame 2 and the outer quadrilateral support frame 1, and rectangular corner fixed supports 8 are obliquely installed at four corners of the inner quadrilateral support frame and the outer quadrilateral support frame; the top of the inner quadrilateral support frame 2 is welded with a lifting hook 6, so that the fish reef is convenient to put in and lift; the bottom of the inner quadrilateral support frame 2 and the bottom of the outer quadrilateral support frame 1 are respectively and vertically provided with four permeable supports 3, the length of the permeable support 3 at the bottom of the inner quadrilateral support frame 2 is 1m, the length of the permeable support 3 at the bottom of the outer quadrilateral support frame 1 is 0.5m, the other end of the permeable support 3 is welded with a bottom support plate 5, and the bottom support plate 5 is in contact with the seabed on the same horizontal plane. In the geology of the sea area where silt geology and the like are easy to silt up, a plurality of layers of bottom supporting plates 5 can be arranged on the water permeable support 3 at intervals, and the distance between the bottom supporting plates of adjacent layers is 10-20 cm.

The outer quadrilateral support frame 1, the inner quadrilateral support frame 2, the water permeable support 3, the fixed support 7, the angle fixed support 8, the bottom support plate 5, the lifting hook 6 and the fixed clamping plate 9 are made of 10CrMoAl steel; wherein the outer quadrilateral support frame 1, the inner quadrilateral support frame 2, the water permeable support 3, the fixed support 7 and the angle fixed support 8 are made of 10CrMoAl angle steel; the 10CrMoAl steel is a special steel resistant to seawater corrosion. Al (aluminum) in the 10CrMoAl material can chemically react with O (oxygen) in the air to generate Al2O3 (aluminum oxide), so that a protective film is formed, and the protective film is corrosion-resistant; cr (chromium) and Mo (molybdenum) ions in 10CrMoAl can automatically supplement Cl (chlorine) ions in seawater to form gaps formed by pitting corrosion of steel, so that a compact protective layer is formed, the pitting corrosion is prevented from developing to the depth, the effects of corrosion resistance and service life prolonging are achieved, and the service life of the steel is nearly one time that of class A steel (Q235 service life is 20 years) and is more than 30 years.

As shown in figure 5, the functional component comprises a cement corrugated plate 4 with a rough surface, oyster shells and fan shells are mixed in the cement material, the weight of the oyster shell and fan shell crushed shell material accounts for less than 10% of the total weight of the cement corrugated plate, and the oyster shells and the fan shells are crushed shells crushed to 1-5 cm.

As shown in fig. 1 to 3, the cement corrugated plates 4 are detachably connected and are assembled at intervals between the inner quadrangular support frame 2 and the outer quadrangular support frame 1 and supported by the fixing support 7, and the corner fixing support 8 is assembled to form the quadrangular steel structure assembled artificial fish reef.

As shown in fig. 6, the detachable connection of the cement corrugated plate 4 and the outer quadrilateral support frame 1 adopts a clamping assembly connection, a clamping groove 10 is arranged on the outer quadrilateral support frame 1, an L-shaped fixing clamp plate 7 is arranged at the end of the cement corrugated plate 4, and a clamping piece 11 matched with the clamping groove is arranged on the fixing clamp plate 7, so that the cement corrugated plate 4 is clamped and assembled on the outer quadrilateral support frame 1. The clamping grooves 10 are also arranged on the inner quadrilateral support frame 2, the fixed support 7 and the angle fixed support 8, so that the cement corrugated plates 4 are assembled on the reef body support frame. The included angle between the cement corrugated plate 4 between the inner quadrilateral support frame 2 and the outer quadrilateral support frame 1 and the horizontal plane is 40 degrees.

As shown in figure 7, the detachable connection of the cement corrugated plate 4 and the reef body support frame 2 can also adopt bolt assembly connection, the L-shaped fixed splint 9 is installed at the end part of the outer cement corrugated plate 4, the threaded holes 12 are arranged on the quadrilateral support frame 1 and the fixed splint 9, and the cement corrugated plate 4 is assembled on the outer quadrilateral support frame 1 through the screw 13. Threaded holes are also formed in the inner quadrilateral support frame 2, the fixed support 7 and the angle fixed support 8, so that the cement corrugated plates 4 are assembled on the reef body support frame.

The assembled artificial fish reef structure component and the functional component with the quadrilateral steel structures are both environment-friendly and pollution-free materials, and can not generate negative influence on the seawater quality and the marine ecological environment; adopt assembled structural design, can carry out the design of pertinence to artifical fish reef according to customer sea area natural environment factor and fish reef function demand, the product accords with the degree height, can carry out the specialization design (like shapes such as human, animal, building) with the reef appearance even under the prerequisite that does not influence the fish reef function. The utility model discloses select for use environmental protection and low cost's material, prepare into the light structure of the assembly of being convenient for, equip the artifical fish reef, compare in traditional artifical fish reef, the utility model discloses the structure is light, be convenient for transport and put in, and the production and the use of the artifical fish reef of being convenient for, economic nature and suitability are strong.

For the ecological environment of the sea area, the improvement of the primary productivity of the sea area, the attachment density and the breeding speed of the food organisms are basic factors for determining the construction effect of the marine ranch. The growth condition is fixed under the conditions of latitude, position, temperature, water quality, nutrient salt and the like, and the light condition is a main factor influencing the growth. Therefore, under the condition of ensuring the navigation safety of the functional ship, the height of the reef body is increased as much as possible, and the sufficient illumination condition is ensured. The traditional concrete member reef is heavy and limited by conditions such as manufacturing, transportation, putting and the like, and the size of the single fish reef is not more than 2 meters; and the utility model discloses artifical fish shelter material of quadrangle steel construction assembled is lighter, adopts modularization, standardized preparation, and the transportation is convenient, and field assembly when putting in, preparation, transportation, putting in are easy, and the limited degree of size can exceed 5 meters for a short time, and application scope is wide.

According to calculating and verifying with the field investigation, the input that the reef was found to the concrete requires the bottom bearing capacity not to be less than 40KPa, otherwise can appear the siltation condition, and the utility model discloses artifical fish reef of quadrangle steel construction assembled is applicable to the sea area that the bottom bearing capacity is greater than 18 KPa. And the design of the multilayer and porous holes inside the reef body of the utility model ensures that the biological attachment area and the space utilization ratio of the reef body unit space are improved to the maximum extent. Through calculation, the multilayer structural design can make the effective organism attached area reach 3 ~ 4.5 times of traditional concrete member reef of the same volume, and the cement buckled plate adopts the ripple design, can make the organism attached area improve 40 ~ 55% again. Therefore, under the condition that the total putting amount of the artificial fish reef is not changed, the novel quadrilateral multifunctional artificial fish reef is put in, and the gathering amount of macroalgae and bait organisms is far larger than that of the traditional concrete member reef; meanwhile, due to the design of the multiple layers and the multiple holes, space places for inhabiting, baiting and avoiding stormy waves and enemies can be provided for more benthic organisms such as reef-loving fishes, sea cucumbers, sea urchins, crabs and shellfishes.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (8)

1. The utility model provides an artifical fish reef of quadrangle steel construction assembled, its characterized in that, includes structural component and functional component, can dismantle the assembled connection between structural component and the functional component, wherein:

the structural component comprises a reef body support frame, a water permeable support and a bottom support plate, wherein the reef body support frame, the water permeable support and the bottom support plate are made of seawater corrosion resistant steel; the top of the reef body support frame is provided with a lifting hook, so that the artificial fish reef is convenient to put in and lift; the bottom of the reef body support is provided with a water permeable support; the reef body support frame is of an inner-outer double-quadrilateral three-dimensional frame structure and comprises an inner quadrilateral support frame and an outer quadrilateral support frame which are vertically arranged in multiple layers, a fixed support is obliquely arranged between the inner quadrilateral support frame and the outer quadrilateral support frame, and corner fixed supports in the shape of functional components are obliquely arranged at four corners of the inner quadrilateral support frame and the outer quadrilateral support frame; the bottom of the inner quadrilateral support frame and the bottom of the outer quadrilateral support frame are provided with water permeable supports, the other ends of the water permeable supports are welded with bottom support plates, and the bottom support plates are on the same horizontal plane and are in contact with the seabed;

the functional components comprise cement corrugated plates with rough surfaces, the cement corrugated plates are detachably assembled and connected with the reef body supporting frames, the cement corrugated plates are assembled between the reef body supporting frames at intervals and assembled into multi-layer and multi-hole artificial fish reefs, and the included angles between the cement corrugated plates assembled between the double-quadrilateral reef body supporting frames and the horizontal plane are 20-45 degrees.

2. The fabricated artificial fish reef with the quadrilateral steel structure as claimed in claim 1, wherein the quadrilateral is a regular quadrilateral and comprises a rectangle, a square or an isosceles trapezoid.

3. The fabricated artificial reef with the quadrilateral steel structure according to claim 1, wherein the suitable length of the water permeable support is 10-120 cm.

4. The fabricated artificial fish reef with the quadrilateral steel structure as claimed in claim 1 or 3, wherein a plurality of layers of bottom support plates are arranged on the water permeable support at intervals, and the distance between the bottom support plates of adjacent layers is 10-20 cm.

5. The fabricated artificial fish reef with the quadrilateral steel structure as claimed in claim 1, wherein the detachable assembly connection between the cement corrugated plate and the reef body support frame is a clamping assembly connection or a bolt assembly connection, an L-shaped fixing clamp plate is arranged between the cement corrugated plate and the reef body support frame, and the fixing clamp plate is arranged at the end part of the cement corrugated plate; the clamping assembly is connected, a clamping groove is formed in the reef body supporting frame, a clamping piece matched with the clamping groove is arranged on the fixed clamping plate, and the cement corrugated plate is clamped and assembled on the reef body supporting frame; the bolt is in assembly connection, a threaded hole is formed in the reef body supporting frame, an L-shaped fixing clamping plate is arranged between the cement corrugated plate and the reef body supporting frame, a threaded hole is formed in the fixing clamping plate, and the cement corrugated plate is assembled on the reef body supporting frame through a bolt.

6. The fabricated artificial fish reef with the quadrilateral steel structure as claimed in claim 1, wherein the reef body support frame and the water permeable support are formed by welding a plurality of steel structure support units.

7. The fabricated artificial fish reef with a quadrangular steel structure according to claim 1, wherein the reef body support frame, the water permeable support, the bottom support plate, the connection member and the fixing splint are made of 10CrMoAl steel.

8. The fabricated artificial fish reef with a quadrilateral steel structure according to claim 7, wherein the reef body support frame and the water permeable support frame are made of angle steel and/or square steel.

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