Offshore pile foundation ecological restoration structure

Abstract

The utility model relates to an offshore pile foundation ecological restoration structure which comprises at least two artificial mangrove root system reefs, a fixing disc and a fixing device, the number of the artificial mangrove root system reefs is at least two, each artificial mangrove root system reef is provided with a plurality of root systems, the root systems extend in a bent mode, at least part of the root systems are connected with one another, and the fixing disc is connected with the fixing device. The plurality of root systems are crisscrossed and form a hollow reef body structure; the fixing discs are arranged on at least one side of the mangrove root system imitating reefs in the axial direction, and every two adjacent mangrove root system imitating reefs are spliced through the fixing discs and the fixing devices. The offshore pile foundation ecological restoration structure can provide a living place for marine organisms, rejuvenate and nurse the marine organisms, solve the problem of marine organism degradation and protect and improve the diversity of the marine organisms.

Description

Technical Field

[0001] The present application relates to the technical field of marine ecological protection and restoration, and particularly relates to an offshore pile foundation ecological restoration structure. Background Art

[0002] Up to now, in the ecological restoration technology of marine wind power engineering projects, ecological compensation is carried out by putting out aquaculture cages and releasing fry for proliferation. Marine organisms such as fish live and reproduce, so that the population of marine organisms can increase, aiming to reduce the negative impact of wind farm construction on marine organisms and the environment, and at the same time promote the restoration and protection of the marine ecosystem. However, there is little ecological restoration technology for offshore pile foundations. Utility Model Content

[0003] The first aspect of the embodiment of the present application provides an offshore pile foundation ecological restoration structure, which can provide a living place for marine organisms, rejuvenate and conserve marine organisms, repair the problem of degradation of marine organisms, and protect and improve marine biodiversity.

[0004] The offshore pile foundation ecological restoration structure provided by the first aspect of the embodiment of the present application includes:

[0005] Mangrove root-like reef bodies, the number of the mangrove root-like reef bodies is at least two, the mangrove root-like reef bodies have a plurality of roots, the plurality of roots bend and extend and at least some of the roots are connected to each other, and the plurality of roots crisscross to form a reef body structure with a hollow interior;

[0006] A fixing plate and a fixing device, the fixing plate is arranged on at least one side of the mangrove root-like reef body along the axis, and adjacent two mangrove root-like reef bodies are spliced through the fixing plate and the fixing device.

[0007] In addition, the offshore pile foundation ecological restoration structure provided by the embodiment of the present application may also have the following additional technical features:

[0008] In an optional solution, the fixing device includes a plug-in part and a plug-in block, the fixing plate is a semi-circular structure, the plug-in parts are arranged at both ends of the fixing plate, and the plug-in block is inserted into two opposite plug-in parts and connected by bolts.

[0009] In an optional solution, at least one of the mangrove root-like reef body and the fixing plate is made of low-alkali and porous marine ecological concrete. A plurality of radial steel bars and a plurality of circumferential steel bars are arranged in the mangrove root-like reef body in a crisscross manner.

[0010] In an alternative solution, a bioattachment promoter is provided on the surface of the mangrove root - like reef body to attract the attachment of microorganisms, algae and animals, and the bioattachment promoter includes an organic compound coating.

[0011] In an alternative solution, the fixing plate has a two - layer or multi - layer structure, the mangrove root - like reef body has a two - stage or multi - stage structure, the fixing plate and the mangrove root - like reef body are of an integral structure, and the root shape of the mangrove root - like reef body is cylindrical.

[0012] In the second aspect of the embodiments of the present application, a method for ecological restoration of offshore pile foundations is provided. The method for ecological restoration of offshore pile foundations uses the offshore pile foundation ecological restoration structure in the embodiments of the first aspect to repair the offshore pile foundations, and the method for ecological restoration of offshore pile foundations includes the following steps:

[0013] 1) Transport the fixing plate and the mangrove root - like reef body to the ecological restoration point, move them to the predetermined position with a crane, ensure that the mangrove root - like reef body is aligned with the seabed foundation structure, splice at least two mangrove root - like reef bodies, and check that the ecological structure is in the correct position and posture;

[0014] 2) After the installation is completed, bolt - fix the spliced fixing plate.

[0015] The beneficial effects of the embodiments of the present application are as follows:

[0016] The offshore pile foundation ecological restoration structure provided by the embodiments of the present application simulates the developed root systems of mangroves in nature, thereby providing a stable and complex hard wave - dissipating ecological reef body structure; at the same time, this structure also has good stability, a large hydraulic roughness and good wave - dissipating effects; the root system structure of the mangrove - like forest forms a complex three - dimensional structure, providing shelter and habitats for various marine organisms.

[0017] It should be understood that the above general description and the following detailed description are only exemplary and do not limit the present application. Description of the Drawings

[0018] Figure 1 It is a schematic structural diagram of the offshore pile foundation ecological restoration structure provided by the present application in a specific embodiment;

[0019] Figure 2 It is a schematic connection diagram of the fixing plate and the fixing device provided by the present application.

[0020] Reference numerals: mangrove root - like reef body 1, root system 11, fixing plate 2, fixing device 3, plug - in part 31, plug - in block 32.

[0021] The accompanying drawings herein are incorporated into and constitute a part of this specification, showing embodiments consistent with the present application, and are used together with the specification to explain the principles of the present application. Detailed Description of the Embodiments

[0022] For a better understanding of the technical solution of the present application, the embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0023] It should be clear that the described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the present application without creative efforts belong to the scope of protection of the present application.

[0024] The terms used in the embodiments of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application. The singular forms "a", "the", and "said" used in the embodiments of the present application and the appended claims are also intended to include the plural forms unless the context clearly indicates otherwise.

[0025] It should be understood that the term " / and / or" used herein is only a description of the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B may represent: A exists alone, A and B exist simultaneously, and B exists alone. In addition, the character " / " herein generally represents an "or" relationship between the associated objects before and after.

[0026] It should be noted that the orientation terms such as "upper", "lower", "left", and "right" described in the embodiments of the present application are described from the angles shown in the accompanying drawings and should not be construed as a limitation on the embodiments of the present application. In addition, in the context, it should also be understood that when it is mentioned that an element is connected "above" or "below" another element, it can not only be directly connected "above" or "below" another element, but also be indirectly connected "above" or "below" another element through an intermediate element.

[0027] As Figure 1-2 shown, in the first aspect of the embodiments of the present application, a marine pile foundation ecological restoration structure is provided. The marine pile foundation ecological restoration structure includes a mangrove root-like reef body 1, a fixing plate 2, and a fixing device 3. Among them, the number of mangrove root-like reef bodies 1 is at least two. The mangrove root-like reef body 1 has a plurality of roots 11. The plurality of roots 11 bend and extend, and at least some of the roots 11 are connected to each other. The plurality of roots 11 crisscross to form a reef body structure with an internal hollow. The fixing plate 2 is arranged on at least one side of the mangrove root-like reef body 1 along the axial direction. Adjacent two mangrove root-like reef bodies 1 are spliced through the fixing plate 2 and the fixing device 3.

[0028] The offshore pile foundation ecological restoration structure provided by the embodiments of the present application simulates the well-developed root systems of mangroves in nature, thereby providing a stable and complex hard wave-dissipating ecological reef body structure. At the same time, the structure also has good stability, a large hydraulic roughness, and good wave-dissipating effects. The root system 11 structure of the mangrove-like structure forms a complex three-dimensional structure, providing shelter and habitats for various marine organisms.

[0029] As Figure 1-2 shown, in a specific embodiment, the fixing device 3 includes a plug-in member 31 and a plug-in block 32. The fixing plate 2 is of a semi-circular structure. The two ends of the fixing plate 2 are provided with plug-in members 31, and the plug-in block 32 is plugged into two opposite plug-in members 31 and connected by bolts.

[0030] In this embodiment, the fixing plate 2 is of a semi-circular structure, and fixing devices 3 are provided at its two ends for fixing the splicing of the overall structure. Specifically, the fixing plate 2 is a vertical multi-level structure, which plays a role in providing fixation for the mangrove-like root reef body horizontally and vertically. The fixing plate 2 enhances the stability and load-bearing capacity of the structure through two or more layers of support or fixing measures, preventing the structure from tilting or collapsing under the action of tides, thereby extending the service life of the structure. In addition, the mangrove-like root reef body 1 is a multi-level mangrove-like root system structure, which plays a role in enhancing the coastal stability and providing biological habitats.

[0031] As Figure 1-2 shown, in a specific embodiment, at least one of the mangrove-like root reef body 1 and the fixing plate 2 is made of low-alkali and porous marine ecological concrete that is easy for organisms to attach. A plurality of radial steel bars HRB400 (grade III steel) and a plurality of circumferential steel bars HPB300 (grade I steel) are arranged in the mangrove-like root reef body 1, and the plurality of radial steel bars and the plurality of circumferential steel bars are arranged vertically and horizontally.

[0032] As Figure 1-2 shown, in a specific embodiment, a bioattachment promoter is provided on the surface of the mangrove-like root reef body 1, and the bioattachment promoter includes an organic compound coating. In addition, the fixing plate 2 is a two-layer or multi-layer structure, the mangrove-like root reef body 1 is a two-stage or multi-stage structure, the fixing plate 2 and the mangrove-like root reef body 1 are an integral structure, and the shape of the root system 11 of the mangrove-like root reef body 1 is cylindrical.

[0033] Specifically, the fixed plate 2 has a two-layer or multi-layer structure, and in practical applications, it can be constructed in multiple levels according to the needs of the project; the mangrove root-like reef body 1 also has a two-level or multi-level structure like the fixed plate 2, and in practical applications, it can be constructed in multiple levels according to the needs of the project to enhance the ecological nature. In addition, the bioattachment promoter applied can attract and promote the attachment of microorganisms, algae, and small invertebrates. After the reef body is constructed, the proliferation and release of different types of marine organisms can be considered, including benthic organisms, plankton, fish, and invertebrates, to promote the diversity of the ecosystem restoration.

[0034] In the second aspect of the embodiments of the present application, a method for ecological restoration of offshore pile foundations is provided. The method for ecological restoration of offshore pile foundations uses the offshore pile foundation ecological restoration structure in the embodiments of the first aspect to repair the offshore pile foundations. The method for ecological restoration of offshore pile foundations includes the following steps:

[0035] 1) Transport the fixed plate 2 and the mangrove root-like reef body 1 to the ecological restoration point, move them to the predetermined position with a crane, ensure that the mangrove root-like reef body 1 is aligned with the seabed foundation structure, splice at least two mangrove root-like reef bodies 1, and check that the ecological structure is in the correct position and posture;

[0036] 2) After the installation is completed, bolt-fix the spliced fixed plate 2.

[0037] The above are only the preferred embodiments of the present application and are not used to limit the present application. For those skilled in the art, the present application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An ecological restoration structure for offshore pile foundations, characterized in that, Comprising: Mangrove root - like reef bodies, the number of the mangrove root - like reef bodies is at least two, the mangrove root - like reef bodies have a plurality of roots, the plurality of roots bend and extend and at least some of the roots are connected to each other, and the plurality of roots crisscross to form a reef body structure with a hollow interior; A fixing plate and a fixing device, the fixing plate is arranged on at least one side of the mangrove root - like reef body along the axial direction, and adjacent two mangrove root - like reef bodies are spliced through the fixing plate and the fixing device.

2. The offshore pile foundation ecological restoration structure according to claim 1, wherein The fixing device includes a plug - in member and a plug - in block, the fixing plate is of a semi - circular structure, the plug - in members are arranged at both ends of the fixing plate, and the plug - in block is inserted into two opposite plug - in members and connected by bolts.

3. The offshore pile foundation ecological restoration structure according to claim 1 or 2, characterized in that, At least one of the mangrove root - like reef body and the fixing plate is made of low - alkaline and porous marine ecological concrete, a plurality of radial steel bars and a plurality of circumferential steel bars are arranged in the mangrove root - like reef body, and the plurality of radial steel bars and the plurality of circumferential steel bars are arranged crisscross.

4. The offshore pile foundation ecological restoration structure according to claim 3, characterized in that, A biological attachment promoter is arranged on the surface of the mangrove root - like reef body to attract the attachment of microorganisms, algae and animals, and the biological attachment promoter includes an organic compound coating.

5. The offshore pile foundation ecological restoration structure according to claim 1 or 2 or 4, characterized in that, The fixing plate is of a two - layer or multi - layer structure, the mangrove root - like reef body is of a two - stage or multi - stage structure, the fixing plate and the mangrove root - like reef body are of an integral structure, and the root shape of the mangrove root - like reef body is cylindrical.

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