Assembled eco-friendly water-permeable breakwater structure

The modular, green, permeable breakwater structure solves the problems of traditional breakwaters being prone to collapse and obstructing water flow, achieving comprehensive benefits in terms of structural stability, water quality protection, and ecological environment, while also providing power generation and aesthetic appeal.

WO2026065435A1PCT designated stage Publication Date: 2026-04-02TIANJIN RES INST FOR WATER TRANSPORT ENG M O T
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-09-30
Publication Date
2026-04-02

AI Technical Summary

Technical Problem

Traditional breakwater structures are susceptible to wave impact, leading to structural movement, rollover, and collapse, which affects the flow of seawater inside and outside the harbor, resulting in water quality deterioration and ecological damage.

Method used

Design a modular green ecological permeable breakwater structure, which adopts a geotextile waterproof material layer, a soft purlin layer, a riprap layer, a crushed stone layer, gabion cages, solid components, permeable components and power generation components to form a bottom protection structure and a main structure. The permeable holes and stepped design mitigate wave impact, the power generation components convert wave energy into electrical energy, and provide a habitat for marine life.

Benefits of technology

It improves the stability and ease of construction of the breakwater, promotes water exchange between the port area and the surrounding waters, reduces the impact of the project on the marine ecosystem, and has power generation and aesthetic functions, forming an ecological landscape.

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Abstract

The present invention relates to the technical field of port breakwater structure design, and in particular, to an assembled eco-friendly water-permeable breakwater structure, comprising a geotechnical waterproof material layer, a flexible mattress layer, a riprap layer, a gravel layer, a gabion, a land area, a solid component, a water-permeable component, and a power generation component. The flexible mattress layer is arranged above the geotechnical waterproof material layer, and the riprap layer is arranged above the flexible mattress layer. The gravel layer is arranged above the riprap layer, and the water-permeable component is arranged above the gravel layer. The solid component is arranged above the water-permeable component, and the power generation component is arranged on one side of the solid component. One end of the geotechnical waterproof material layer borders the land area, and one side of the water-permeable component borders the land area. The gabion is arranged at an edge of the geotechnical waterproof material layer. To improve conventional breakwater structures, the present invention uses an assembled breakwater, and designs an underwater portion thereof as a water-permeable structure, so that seawater inside and outside a port area can circulate. In addition, wave energy power generation is used to improve the aesthetics of the breakwater.
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Description

Assembled green ecological water-permeable breakwater structure TECHNICAL FIELD

[0001] The present application relates to the technical field of port breakwater structure design, and particularly relates to an assembled green ecological water-permeable breakwater structure. BACKGROUND

[0002] The breakwater is an important component of the port water structure, and plays a key role in maintaining the stability of the water area in the port and ensuring the safety of port operations. The traditional breakwater structure type is mainly of the slope type, the vertical type and the mixed type, which mainly resists the impact of waves from the sea, reduces the direct impact of waves on the water area behind the breakwater, and stabilizes the water area in the port.

[0003] The traditional breakwater is mainly composed of a core stone to form a main structure, and is protected by a twist king block and a bottom protection block stone. Due to long-term impact of waves, the protection block is prone to move, roll and even collapse, causing the internal structure of the breakwater to be eroded, and then the overall structure of the breakwater to collapse. In addition, the construction of the traditional breakwater hinders the flow of seawater in and out of the port, forming a semi-closed water area, which is prone to accumulate various sundries, affecting the water quality environment of the nearby sea area, and damaging the local water ecology.

[0004] Therefore, in view of the above problems, an assembled green ecological water-permeable breakwater structure can be designed, which can not only prevent waves and protect the stability of the water area in the port, but also utilize wave energy to generate electricity and create a breakwater landscape, while taking into account the ecological environment of the sea area, and has good overall stability.

[0005] SUMMARY

[0006] In order to overcome the problem that most breakwaters are mainly composed of a core stone to form a main structure, and are protected by a twist king block and a bottom protection block stone. Due to long-term impact of waves, the protection block is prone to move, roll and even collapse, causing the internal structure of the breakwater to be eroded, and then the overall structure of the breakwater to collapse. In addition, the construction of the traditional breakwater hinders the flow of seawater in and out of the port, forming a semi-closed water area, which is prone to accumulate various sundries, affecting the water quality environment of the nearby sea area, and damaging the local water ecology.

[0007] The technical scheme of the present application is: a kind of assembled green ecological water-permeable breakwater structure, including geotechnical waterproof material layer, soft body row layer, riprapping layer, gravel layer, stone cage net box, land, entity component, water-permeable component and power generation component;Geotechnical waterproof material layer is provided with soft body row layer above, soft body row layer is provided with riprapping layer above, riprapping layer is provided with gravel layer above, and water-permeable component is arranged on the top of gravel layer, and the top of water-permeable component is provided with entity component, and the side of entity component is provided with power generation component, and geotechnical waterproof material layer, soft body row layer, riprapping layer and gravel layer jointly form bottom protection structure, one end of bottom protection structure is in contact with land, and stone cage net box is arranged in the edge of bottom protection structure not in contact with land, and entity component, water-permeable component and power generation component are stacked to form main structure, and the main structure is in the shape of a long strip and is marked as head and tail of dike at both ends respectively, the tail of dike is connected with land, and the head of dike extends to water area, the cross section of the main structure perpendicular to its length direction is isosceles triangle, and the head of dike has slope.

[0008] Preferably, by setting geotechnical waterproof material layer, soft body row layer, riprapping layer and gravel layer to jointly form bottom protection structure, the seabed is protected, and the installation of breakwater structure provides flat and convenient construction conditions, by stacking entity component, water-permeable component and power generation component to form main structure, a ladder type breakwater is formed, and stone cage net box is used to slow down the scouring of sea current and wave on the breakwater foot.

[0009] As preferred, entity component and water-permeable component are rectangular blocks with consistent size, the opposite sides of entity component are provided with sawtooth structure, and the opposite sides of water-permeable component are sawtooth-shaped, and entity component and water-permeable component are both prefabricated concrete blocks.

[0010] As preferred, water-permeable component is stacked on gravel layer and intermeshed through sawtooth structure, and several water-permeable components are all located underwater and form lower part of dike body, the water-facing side of water-permeable component is provided with water-permeable hole, and the water-permeable hole penetrates water-permeable component.

[0011] As preferred, entity component is stacked on lower part of dike body and intermeshed through sawtooth structure, and several water-permeable components are all located above water surface, and power generation component is installed on the water-facing side of the outermost layer of entity component of breakwater.

[0012] As preferred, power generation component is internally provided with fixed steel plate, U-shaped plate, piezoelectric ceramic plate, pressing rod and mounting plate, the fixed steel plate is provided with two groups, one group of fixed steel plate is fixed on the water-facing side of entity component, U-shaped plate is installed on one side of fixed steel plate, piezoelectric ceramic plate is fixed in U-shaped plate and connected through pressing rod and mounting plate, and mounting plate is fixed on one side of the other group of fixed steel plate.

[0013] Preferably, the power generation component is internally provided with a rectifier, a battery and an LED light-emitting plate, the piezoelectric ceramic plate is connected in series to one side of the rectifier, the rectifier is provided with the battery on one side, the rectifier is electrically connected to the battery, the battery is provided with the LED light-emitting plate on one side, and the battery is electrically connected to the LED light-emitting plate.

[0014] Preferably, the piezoelectric ceramic plate is located on the water-facing side of the power generation component, the rectifier and the battery are located inside the power generation component, and the LED light-emitting plate is located on the upper surface of the power generation component.

[0015] Preferably, the body structure is provided with a stepped structure on both sides and the inclined surface of the head, the slope of the two sides is 1:1.5, and the slope of the head is 1:1.125.

[0016] The present application has the following advantages:

[0017] 1. The bottom protection structure not only protects the seabed, but also provides a flat and convenient construction condition for the installation of the breakwater structure. The stone cage net box at the edge of the bottom protection structure can slow down the flow of seawater and waves to the breakwater toe. The overall structure of the breakwater is assembled by breakwater components, has good integrity, and the components can be prefabricated, installed conveniently and quickly, disassembled conveniently, and maintained easily. The breakwater head and body are both stepped structures. The stepped dam head can gradually disperse the concentrated flow around the head, weaken the vortex intensity of the head, and the stepped body can cause a large amount of air entrainment in the impact waves, cause the wave energy to be severely dissipated, weaken the wave reflection, weaken the wave force on the breakwater, ensure the wave dissipation effect and the structural safety and stability, and the breakwater power generation component can convert the wave impact energy into electrical energy and power the multi-color LED light-emitting plate to form a landscape breakwater with aesthetic and hydrophilic properties. The underwater breakwater is a permeable structure, which ensures the exchange of seawater inside and outside the harbor, reduces the impact on the water quality of the project sea area, provides a habitat and refuge for fish and other marine organisms, plays the role of a fish reef, and reduces the impact on the marine ecosystem. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 shows a side view of the bottom protection structure of the assembled green ecological permeable breakwater structure according to the present application;

[0019] Fig. 2 shows a plan view of the bottom protection structure of the assembled green ecological permeable breakwater structure according to the present application;

[0020] Fig. 3 shows a three-dimensional view of the physical component of the assembled green ecological permeable breakwater structure according to the present application;

[0021] Fig. 4 shows a three-dimensional view of the permeable component of the assembled green ecological permeable breakwater structure according to the present application;

[0022] Figure 5 shows a side view of the power generation component of the assembled green ecological water-permeable breakwater structure of the present application.

[0023] Figure 6 shows a plan view of the main structure of the assembled green ecological water-permeable breakwater structure of the present application.

[0024] Figure 7 shows a side view of the main structure of the assembled green ecological water-permeable breakwater structure of the present application.

[0025] Figure 8 shows a perspective view of the power generation component structure of the assembled green ecological water-permeable breakwater structure of the present application.

[0026] Figure 9 shows a perspective view of the power generation component structure of the assembled green ecological water-permeable breakwater structure of the present application.

[0027] Figure 10 shows a perspective view of the power generation component structure of the assembled green ecological water-permeable breakwater structure of the present application.

[0028] Reference signs: 1, geotechnical water barrier material layer; 2, soft body row layer; 3, riprap layer; 4, gravel layer; 5, gabion net box; 6, solid component; 7, water-permeable component; 8, power generation component; 9, land area; 10, water-permeable hole; 11, fixed steel plate; 12, U-shaped plate; 13, piezoelectric ceramic plate; 14, pressing rod; 15, mounting plate; 16, rectifier; 17, storage battery; 18, LED light-emitting plate. DETAILED DESCRIPTION

[0029] The present application is further described below in conjunction with the accompanying drawings and examples.

[0030] Referring to Figures 1-6, the present application provides an embodiment: an assembled green ecological water-permeable breakwater structure, comprising a geotechnical water barrier material layer 1, a soft body row layer 2, a riprap layer 3, a gravel layer 4, a gabion net box 5, a land area 9, a solid component 6, a water-permeable component 7, and a power generation component 8; the soft body row layer 2 is arranged above the geotechnical water barrier material layer 1, the riprap layer 3 is arranged above the soft body row layer 2, the gravel layer 4 is arranged above the riprap layer 3, the water-permeable component 7 is arranged above the gravel layer 4, the solid component 6 is arranged above the water-permeable component 7, the power generation component 8 is arranged on one side of the solid component 6, the geotechnical water barrier material layer 1, the soft body row layer 2, the riprap layer 3, and the gravel layer 4 together form a bottom protection structure, one end of the bottom protection structure borders the land area 9, the edge of the bottom protection structure not bordering the land area 9 is arranged with the gabion net box 5, the solid component 6, the water-permeable component 7, and the power generation component 8 are stacked to form a main structure, the main structure as a whole is in the shape of a long strip and has two ends, namely a breakwater head and a breakwater tail, the breakwater tail is connected to the land area 9, and the breakwater head extends into the water area, the cross section of the main structure perpendicular to the length direction of the main structure is in the shape of an isosceles triangle, and the breakwater head has a slope.

[0031] Please refer to Fig. 3-4, in this embodiment, the solid member 6 and the water permeable member 7 are rectangular blocks with consistent size, the opposite sides of the solid member 6 are provided with sawtooth structure, the opposite sides of the water permeable member 7 are sawtooth-shaped, the solid member 6 and the water permeable member 7 are both prefabricated concrete blocks, the water permeable member 7 is stacked on the gravel layer 4 and interlocked through the sawtooth structure, the water permeable member 7 is located underwater and forms the lower part of the dike body, the water permeable member 7 is provided with water permeable holes 10 on the water-facing side, the water permeable holes 10 penetrate the water permeable member 7; the sawtooth structure facilitates the interlocking and fixing of the solid member 6 and the water permeable member 7, improves the strength of the breakwater, the water permeable holes 10 facilitate the flow of water inside and outside the breakwater, reduces the influence of the project on seawater quality, and facilitates the habitat of marine organisms to form a green ecology.

[0032] Please refer to Fig. 5-7, in this embodiment, the solid member 6 is stacked on the lower part of the dike body and interlocked through the sawtooth structure, the water permeable member 7 is located above the water surface, the water-facing side of the outermost solid member 6 of the breakwater is provided with a power generation member 8, the both sides of the main structure and the inclined surface of the head of the dike are provided with stepped structure, the slope of the both sides is 1:1.5, and the slope of the head of the dike is 1:1.125; the stepped dam head can gradually disperse the concentrated flow around the head of the dike, weaken the vortex intensity of the head of the dike, the stepped dike body can make the impact wave produce a large amount of air entrainment, cause the wave energy to be violently dissipated, weaken the wave reflection, weaken the wave force on the breakwater, and ensure the wave dissipation effect and the structural safety and stability.

[0033] Please refer to Fig. 8-10, in this embodiment, the power generation member 8 is internally provided with fixed steel plates 11, U-shaped plates 12, piezoelectric ceramic plates 13, pressing rods 14 and mounting plates 15, the fixed steel plates 11 are provided with two groups, one group of the fixed steel plates 11 is fixed on the water-facing side of the solid member 6, the U-shaped plates 12 are installed on one side of the fixed steel plates 11, the piezoelectric ceramic plates 13 are fixed in the U-shaped plates 12 and connected through the pressing rods 14 and the mounting plates 15, the mounting plates 15 are fixed on one side of the other group of the fixed steel plates 11, the power generation member 8 is further internally provided with rectifiers 16, storage batteries 17 and LED light-emitting plates 18, the piezoelectric ceramic plates 13 are sequentially connected in series on one side of the rectifiers 16, the storage batteries 17 are provided on one side of the rectifiers 16, the rectifiers 16 are electrically connected with the storage batteries 17, the LED light-emitting plates 18 are provided on one side of the storage batteries 17, and the storage batteries 17 are electrically connected with the LED light-emitting plates 18; the fixed steel plates 11, the U-shaped plates 12 and the mounting plates 15 are used to fix the piezoelectric ceramic plates 13, the rectifiers 16, the storage batteries 17 and the LED light-emitting plates 18, so that the power generation member 8 can generate electricity by absorbing the kinetic energy of the wave, the electricity is stored in the storage batteries 17 after being rectified by the rectifiers 16, and the electricity is used to make the LED light-emitting plates 18 emit light to improve the aesthetics of the breakwater.

[0034] When the breakwater is built, the geotechnical waterproof material layer 1, the soft body row layer 2, the riprap layer 3 and the gravel layer 4 are arranged from bottom to top in turn to form a bottom protection structure to protect the seabed, and provide flat and convenient construction conditions for the installation of the breakwater structure, the outer edge of the bottom protection structure is the stone cage net box 5, according to the wave theory, the protection range of the bottom protection structure is greater than one fourth of the wavelength, then the water permeable member 7 is stacked in the upper part of the gravel layer 4 in a staggered manner, and the direction of the water permeable hole 10 is consistent with the direction of the water flow, until the water permeable member 7 is stacked to the water surface, the water permeable member 7 is replaced by the solid member 6 for continuous stacking, and the power generation member 8 is directed to the water side;

[0035] When the breakwater is used, the water flow can flow in the water permeable hole 10, so that the seawater inside and outside the harbor area can be exchanged, the water permeable member 7 provides a habitat and refuge site for fish and other marine organisms, plays a role of fish reef, reduces the influence on the marine ecology, at the same time, the piezoelectric ceramic plate 13 generates electricity under the impact of the wave, the electricity enters the storage battery 17 after passing through the rectifier 16 and is stored, the storage battery 17 can supply energy to the LED light-emitting plate 18 to make the LED light-emitting plate 18 emit light and improve the decorative property of the breakwater.

[0036] Through the above steps, the geotechnical waterproof material layer 1, the soft body row layer 2, the riprap layer 3 and the gravel layer 4 are arranged to form a bottom protection structure to protect the seabed, and provide flat and convenient construction conditions for the installation of the breakwater structure, the solid member 6, the water permeable member 7 and the power generation member 8 are stacked to form a main structure to form a ladder type breakwater, and the stone cage net box 5 is used to slow down the scouring of the sea current and the wave on the breakwater foot.

[0037] The embodiments of the application are described in detail above in combination with the drawings, but the application is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the purpose of the application.

Claims

1. An assembled green ecological permeable breakwater structure, comprising a geotechnical waterproof material layer (1); characterized in that: The application also comprises a soft drain layer (2), a riprap layer (3), a gravel layer (4), a gabion box (5), a land (9), a solid member (6), a water permeable member (7) and a power generation member (8); the soft drain layer (2) is arranged above the geotechnical water-proof material layer (1), the riprap layer (3) is arranged above the soft drain layer (2), the gravel layer (4) is arranged above the riprap layer (3), the water permeable member (7) is arranged above the gravel layer (4), the solid member (6) is arranged above the water permeable member (7), the power generation member (8) is arranged on one side of the solid member (6), the geotechnical water-proof material layer (1), the soft drain layer (2), the riprap layer (3) and the gravel layer (4) jointly form a bottom protection structure, one end of the bottom protection structure is adjacent to the land (9), the edge of the bottom protection structure which is not adjacent to the land (9) is provided with the gabion box (5), the solid member (6), the water permeable member (7) and the power generation member (8) are stacked to form a main structure, the main structure is in the shape of a long strip and two ends thereof are respectively referred to as a head and a tail, the tail is connected to the land (9) and the head extends to a water area, the main structure is in the shape of an isosceles triangle in a cross section perpendicular to the length direction of the main structure, and the head has a slope.

2. The assembled green ecological permeable breakwater structure according to claim 1, characterized in that: The solid member (6) and the water permeable member (7) are rectangular blocks with the same size, the opposite sides of the solid member (6) are provided with sawtooth structures, the opposite sides of the water permeable member (7) are in the shape of sawteeth, and the solid member (6) and the water permeable member (7) are both prefabricated concrete blocks.

3. The assembled green ecological permeable breakwater structure according to claim 1, characterized in that: The water permeable member (7) is stacked on the gravel layer (4) and is engaged with each other through the sawtooth structures, the water permeable member (7) is located underwater and forms a lower part of a dike body, the water permeable member (7) is provided with water permeable holes (10) on the water-facing side thereof, and the water permeable holes (10) penetrate the water permeable member (7).

4. The assembled green ecological permeable breakwater structure according to claim 1, characterized in that: The solid member (6) is stacked on the lower part of the dike body and is engaged with each other through the sawtooth structures, the water permeable member (7) is located above the water surface, and the power generation member (8) is arranged on the water-facing side of the outermost solid member (6) of the breakwater.

5. The assembled green ecological permeable breakwater structure according to claim 1, characterized in that: The power generation member (8) is internally provided with fixed steel plates (11), U-shaped plates (12), piezoelectric ceramic plates (13), pressing rods (14) and mounting plates (15), the fixed steel plates (11) are arranged in two groups, one group of the fixed steel plates (11) is fixed on the water-facing side of the solid member (6), the U-shaped plates (12) are arranged on one side of the fixed steel plates (11), the piezoelectric ceramic plates (13) are fixed in the U-shaped plates (12) and are connected through the pressing rods (14) and the mounting plates (15), and the mounting plates (15) are fixed on one side of the other group of the fixed steel plates (11).

6. The assembled green ecological permeable breakwater structure according to claim 5, characterized in that: The power generation member (8) is internally further provided with rectifiers (16), storage batteries (17) and LED light-emitting plates (18), the piezoelectric ceramic plates (13) are sequentially connected in series on one side of the rectifiers (16), the storage batteries (17) are arranged on one side of the rectifiers (16), the rectifiers (16) are electrically connected with the storage batteries (17), the LED light-emitting plates (18) are arranged on one side of the storage batteries (17), and the storage batteries (17) and the LED light-emitting plates (18) are electrically connected.

7. The assembled green ecological permeable breakwater structure according to claim 6, characterized in that: The piezoelectric ceramic plate (13) is located on the water side of the power generation component (8), the rectifier (16) and the battery (17) are located inside the power generation component (8), and the LED light-emitting plate (18) is located on the exposed area of the upper surface of the power generation component (8).

8. The assembled green ecological permeable breakwater structure according to claim 6, characterized in that: The body structure is provided with stepped structures on both sides and the inclined surface of the head, the slope of both sides is 1:1.5, and the slope of the head is 1:1.125.

Citation Information

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