CN114606911B - Device for preventing earthquake landslide surge from impacting dam structure - Google Patents
Device for preventing earthquake landslide surge from impacting dam structure Download PDFInfo
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- CN114606911B CN114606911B CN202210305424.3A CN202210305424A CN114606911B CN 114606911 B CN114606911 B CN 114606911B CN 202210305424 A CN202210305424 A CN 202210305424A CN 114606911 B CN114606911 B CN 114606911B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/06—Spillways; Devices for dissipation of energy, e.g. for reducing eddies also for lock or dry-dock gates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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Abstract
The invention discloses a device for preventing earthquake landslide surge from impacting a dam structure, which relates to the technical field of dam protection and comprises a slope body; a dam is built on the opposite sides of the slope body; the fixed rod is fixed on one side of the dam close to the slope body and is vertically fixed with the slope of the dam; the anti-impact assembly is hinged on the fixed rod and used for blocking the impact of landslide surge on the dam; and the energy dissipation assembly is hinged to the bottom of the anti-impact assembly and is suspended on the water body and used for primarily dissipating energy of landslide surge. The energy dissipation assembly can primarily dissipate energy of landslide surge, so that the impact force of the landslide surge is reduced, and the anti-impact assembly is used for further dissipating energy of the landslide surge, so that direct impact of the landslide surge on a dam is avoided.
Description
Technical Field
The invention relates to the technical field of dam protection, in particular to a device for preventing earthquake landslide surge from impacting a dam structure.
Background
Landslide surge is a sudden downward slip of a rock-soil body of a bank slope in a water reservoir area, surge caused by impacting reservoir water, small landslide is not harmful, a huge landslide body of a large landslide is flushed into a reservoir at a high speed, the water body is excited to surge, the huge landslide is flushed to a opposite bank or a water retaining building, and the surge can generate a climbing phenomenon, so that the dam top is overturned, and the dam body and the downstream are damaged.
The existing anti-impact structure can only reduce impact on a dam, and the anti-impact structure is damaged when suffering from the impact of surge for a long time, is not easy to replace, and can not effectively prevent the climbing phenomenon of the surge.
In order to solve the problems, the invention provides a device for preventing the impact of earthquake landslide surge on a dam structure.
Disclosure of Invention
In order to achieve the above purpose, the present invention provides the following technical solutions: an apparatus for preventing an impact of a seismic landslide surge on a dam structure, comprising:
a slope body;
a dam is built on the opposite sides of the slope body;
the fixed rod is fixed on one side of the dam close to the slope body and is vertically fixed with the slope of the dam;
the anti-impact assembly is hinged on the fixed rod and used for blocking the impact of landslide surge on the dam; and
the energy dissipation assembly is hinged to the bottom of the anti-impact assembly and is suspended on the water body and used for primarily dissipating energy of landslide surge.
Further, preferably, the energy dissipating assembly includes:
one end of the connecting plate is hinged to the bottom end of the anti-impact assembly;
the limiting plate is fixed on the upper end surface of the connecting plate, which is far away from the anti-impact assembly;
the reverse pushing assemblies are symmetrically distributed into two groups, the bottoms of the reverse pushing assemblies are connected by adopting a suspension plate, and the bottoms of the suspension plate are connected above the limit plate by adopting a limit chain;
the mounting frame is fixed on the upper end face of the thrust reverser assembly; and
the rotary table assembly is fixed on the upper end face of the mounting frame and located in the middle of the reverse pushing assembly and used for carrying out preliminary energy dissipation on landslide surge.
Further, preferably, the thrust reverser assembly includes:
the reverse pushing column is fixed on the upper end face of the suspension plate; and
the anti-impact assembly comprises an anti-impact assembly, a reverse pushing block and a reverse pushing block, wherein the reverse pushing block is arranged in one side of the reverse pushing column far away from the anti-impact assembly in a sliding manner, and a reverse pushing spring is arranged between the reverse pushing block and the reverse pushing column;
and one side of the reverse pushing block, which is far away from the reverse pushing spring, is provided with an arc-shaped energy collecting surface for collecting the impact force of landslide surge and applying reverse impact force to the landslide surge through the reverse pushing spring.
Further, preferably, the turntable assembly includes:
the connecting shaft is fixed on the upper end surface of the mounting frame by adopting a mounting seat;
the rotating disc is symmetrically and rotatably arranged on the connecting shaft, and a limiting wheel is arranged on one side of the rotating disc, which is close to the connecting shaft, and the limiting wheel is fixed on the connecting shaft; and
the baffle plates are circumferentially arranged between the turntables.
Further, preferably, the baffle is an arc-shaped sheet body, so that landslide surge is facilitated to provide power for rotation of the turntable.
Further, preferably, a rotary drum is coaxially fixed between the rotary discs, a plurality of limiting teeth are hinged to the inner circumference of the rotary drum, the limiting teeth are meshed with the limiting wheels, and the limiting teeth are pressed onto the limiting wheels through spring pieces and used for providing resistance to rotation of the rotary discs.
Further, preferably, the impact protection assembly includes:
the reset plate is hinged on the fixed rod;
the upper impact plate is hinged to the upper end of the reset plate;
the lower impact plate is hinged at the lower end of the reset plate;
guide posts are slidably arranged between the upper impact plate, the lower impact plate and the reset plate, and guide springs are sleeved on the outer walls of the guide posts;
the reset assembly is symmetrically and slidably arranged in the fixed rod; and
and one end of the sliding plate is hinged to the reset plate, and the other end of the sliding plate is hinged to the reset assembly.
Further, preferably, one side of the upper impact plate and one side of the lower impact plate, which are far away from the fixed rod, are hinged with an elastic connecting plate, and the elastic connecting plate is of an arc-shaped guiding structure and is used for guiding landslide surge.
Further, preferably, the reset assembly includes:
the reset groove is formed in the fixing rod;
the reset block is arranged in the reset groove in a sliding manner, and reset springs are arranged between the two sides of the reset block and the reset groove; and
the hinge bin is fixed on the upper end face of the reset block and is positioned outside the fixing rod.
Compared with the prior art, the invention provides the device for preventing the impact of the earthquake landslide surge on the dam structure, which has the following beneficial effects:
according to the invention, the small-sized landslide surge can be directly eliminated through the energy dissipation assembly, the situation that the anti-impact assembly is impacted by the landslide surge for a long time is avoided, when the energy dissipation assembly dissipates energy of the landslide surge, the impact force can be collected through the counter-thrust block, when the counter-thrust spring is compressed to the limit, the counter-thrust block is pushed to generate thrust to the impact force, the impact generated by the landslide surge and the counter-thrust block are mutually offset, the energy dissipation effect is improved, the resistance of the turntable during rotation can be improved through the cooperation of the limiting wheels and the limiting teeth, further energy dissipation of the landslide surge is achieved, when the large-sized landslide surge is achieved, the energy dissipation assembly is used for carrying out primary energy dissipation on the landslide surge, the lower impact plate is pushed to rotate through the hinge position of the anti-impact assembly, the landslide surge is buffered, the upper impact plate and the reset plate are driven to move, and the elastic connecting plate is enabled to form a semicircular arc in the first quadrant, so that the climbing surge forms a parabola and collides with the landslide surge, and the safety of the device is improved.
Drawings
FIG. 1 is an overall schematic diagram of an apparatus for preventing the impact of seismic landslide surge on a dam structure;
FIG. 2 is a schematic diagram of an energy dissipating assembly for use in an apparatus for preventing the impact of seismic landslide surge on a dam structure;
FIG. 3 is a schematic view of an impact assembly for preventing the impact of a seismic landslide surge on a dam structure;
FIG. 4 is a schematic diagram of a reset assembly of an impact device for preventing earthquake landslide surge from impacting a dam structure;
in the figure: 1. a dam; 2. a slope body; 3. an energy dissipation assembly; 4. a fixed rod; 5. an impact assembly; 31. a connecting plate; 32. a limiting plate; 33. a limit chain; 34. a reverse pushing column; 341. a reverse pushing block; 35. a mounting frame; 36. a connecting shaft; 37. a turntable; 371. a rotary drum; 372. limit teeth; 373. a spring piece; 38. a baffle; 51. a reset plate; 52. an upper impingement plate; 53. a lower impingement plate; 54. an elastic connecting plate; 55. a guide post; 56. a sliding plate; 57. a reset assembly; 571. a reset groove; 572. a reset block; 573. a hinged bin; 574. and a return spring.
Detailed Description
Referring to fig. 1 to 4, the present invention provides a technical solution: an apparatus for preventing an impact of a seismic landslide surge on a dam structure, comprising:
a slope body 2;
a dam 1 is built on the opposite sides of the slope body 2;
the fixed rod 4 is fixed on one side of the dam 1 close to the slope body 2 and is vertically fixed with the inclined surface of the dam 1;
the anti-impact assembly 5 is hinged on the fixed rod 4 and is used for blocking the impact of landslide surge on the dam 1; and
the energy dissipation assembly 3 is hinged to the bottom of the anti-impact assembly 5 and is suspended on a water body and used for primarily dissipating energy of landslide surge.
It should be noted that the impact protection assembly 5 and the energy dissipation assembly 3 may be installed in multiple ways according to the building direction of the dam 1, so as to protect the dam 1 comprehensively.
In this embodiment, the energy dissipating assembly 3 comprises:
a connecting plate 31, one end of which is hinged to the bottom end of the anti-impact assembly 5;
the limiting plate 32 is fixed on the upper end surface of the connecting plate 31, which is far away from the anti-impact assembly 5;
the back-pushing assemblies are symmetrically distributed into two groups, the bottoms of the back-pushing assemblies are connected by adopting a suspension plate, and the bottoms of the suspension plate are connected above the limiting plate 32 by adopting a limiting chain 33;
the mounting frame 35 is fixed on the upper end surface of the thrust reverser assembly; and
the turntable assembly is fixed on the upper end face of the mounting frame 35 and positioned in the middle of the thrust reverser assembly and is used for primarily dissipating energy of landslide surge.
It should be noted that the lower part of the turntable assembly is positioned in the water body, so that waves generated by wind on the water surface at ordinary times can be eliminated, the ordinary stress of the anti-impact assembly 5 is avoided, the service life of the anti-impact assembly is prolonged, that is, only the energy-saving assembly needs to be replaced regularly, and the replacement difficulty is reduced.
As a preferred embodiment, the thrust reverser assembly comprises:
the reverse pushing column 34 is fixed on the upper end face of the suspension plate; and
the thrust reverser 341 is slidably arranged in one side of the thrust reverser 34 away from the anti-impact assembly 5, and a thrust reverser spring is arranged between the thrust reverser 34;
and, the side of the reverse pushing block 341 away from the reverse pushing spring is provided with an arc-shaped energy collecting surface for collecting the impact force of landslide surge and applying reverse impact force to the landslide surge through the reverse pushing spring.
That is, when the thrust reverser spring is compressed to the limit, it pushes the thrust reverser 341 and makes it generate thrust to the impact force, so that it counteracts the impact generated by the landslide surge, and the energy dissipation effect is improved.
As a preferred embodiment, the turntable assembly comprises:
the connecting shaft 36 is fixed on the upper end surface of the mounting frame 35 by adopting a mounting seat;
the turntable 37 is symmetrically and rotatably arranged on the connecting shaft 36, and a limiting wheel is arranged on one side of the turntable, which is close to the connecting shaft 36, and is fixed on the connecting shaft 36; and
the baffle plates 38 are circumferentially arranged between the turntables 37.
In a preferred embodiment, the baffle 38 is an arc-shaped sheet, so that landslide surge can power the rotation of the turntable 37.
As a preferred embodiment, a rotating cylinder 371 is coaxially fixed between the turntables 37, a plurality of limiting teeth 372 are hinged to the inner circumference of the rotating cylinder 371, the plurality of limiting teeth 372 are meshed with the limiting wheels, and the plurality of limiting teeth 372 are pressed on the limiting wheels through spring pieces 373 for providing resistance to rotation of the turntables 37, so that landslide surge can be further dissipated.
In this embodiment, the impact protection assembly 5 includes:
a reset plate 51 hinged to the fixed rod 4;
an upper striking plate 52 hinged to the upper end of the reset plate 51;
a lower striking plate 53 hinged to the lower end of the reset plate 51;
guide posts 55 are slidably arranged between the upper impact plate 52, the lower impact plate 53 and the reset plate 51, and guide springs are sleeved on the outer walls of the guide posts 55;
the reset component 57 is symmetrically and slidably arranged inside the fixed rod 4; and
a sliding plate 56, one end of which is hinged to the return plate 51, and the other end of which is hinged to the return assembly 57.
As a preferred embodiment, an elastic connection plate 54 is hinged to one side of the upper impact plate 52 and the lower impact plate 53 away from the fixing rod 4, and the elastic connection plate 54 is of an arc-shaped guiding structure and is used for guiding landslide surge.
It is noted that when the elastic connection plate 54 is in the unmuted state, it forms a semicircular arc located in the fourth quadrant by the upper impingement plate 52 and the lower impingement plate 53.
As a preferred embodiment, the reset assembly 57 includes:
a reset groove 571 which is arranged in the fixed rod 4;
a reset block 572 slidably disposed in the reset groove 571, and a reset spring 574 disposed between both sides of the reset block 572 and the reset groove 571; and
and a hinge chamber 573 fixed to the upper end surface of the reset block 572 and located outside the fixing rod 4.
Specifically, can directly eliminate small-size landslide surge through the energy dissipation subassembly 3 that sets up, avoided the anti-shock subassembly 5 to receive the impact of landslide surge for a long time, and when the energy dissipation subassembly 3 is surging the landslide surge, can collect the impact force through the thrust block 341, when the thrust block compression reaches the limit, it promotes the thrust block and makes its thrust to the impact force, make its impact that surmounts each other with landslide surge production, improve the energy dissipation effect, still can improve the resistance when carousel 37 rotates through the cooperation of spacing wheel and spacing tooth 372, thereby further energy dissipation to the landslide surge, when large-scale landslide surge can carry out preliminary energy dissipation to the landslide surge through energy dissipation subassembly 3, and promote down the impact plate 53 rotation through with the articulated position of anti-shock subassembly 5, thereby cushion the landslide surge, and drive up impact plate 52 and reset plate 51 and move, make elastic connection plate 54 form the semicircle that is located first quadrant arc, thereby can make the landslide form the parabola, and surging with the landslide surge, thereby the surge is further, the surge is surging, the safety device is surging, the surge of the safety has been improved.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. An impact device for preventing earthquake landslide surge from impacting a dam structure, which is characterized in that: comprising the following steps:
a slope (2);
a dam (1) is built on the opposite sides of the slope body (2);
the fixed rod (4) is fixed on one side of the dam (1) close to the slope body (2) and is vertically fixed with the slope of the dam (1);
the anti-impact assembly (5) is hinged on the fixed rod (4) and is used for blocking the impact of landslide surge on the dam (1); and
the energy dissipation assembly (3) is hinged to the bottom of the anti-impact assembly (5) and is suspended on a water body for primarily dissipating energy of landslide surge;
the impact assembly (5) comprises:
a reset plate (51) hinged to the fixed rod (4);
an upper impact plate (52) hinged to the upper end of the reset plate (51);
a lower impact plate (53) hinged to the lower end of the reset plate (51);
guide posts (55) are slidably arranged between the upper impact plate (52) and the lower impact plate (53) and between the lower impact plate (51), and guide springs are sleeved on the outer walls of the guide posts (55);
the reset assembly (57) is symmetrically and slidably arranged inside the fixed rod (4); and
a sliding plate (56) with one end hinged to the reset plate (51) and the other end hinged to the reset assembly (57);
an elastic connecting plate (54) is hinged to one side, far away from the fixed rod (4), of the upper impact plate (52) and the lower impact plate (53), and the elastic connecting plate (54) is of an arc-shaped guiding structure and is used for guiding landslide surge;
the reset assembly (57) includes:
a reset groove (571) which is arranged in the fixing rod (4);
a reset block (572) which is arranged in the reset groove (571) in a sliding manner, and reset springs (574) are arranged between the two sides of the reset block and the reset groove (571); and
and the hinge bin (573) is fixed on the upper end face of the reset block (572) and is positioned outside the fixing rod (4).
2. A device for preventing the impact of a seismic landslide surge on a dam structure as defined in claim 1 wherein: the energy dissipating assembly (3) comprises:
one end of the connecting plate (31) is hinged to the bottom end of the anti-impact assembly (5);
the limiting plate (32) is fixed on the upper end surface of the connecting plate (31) far away from the anti-impact assembly (5);
the reverse pushing assemblies are symmetrically distributed into two groups, the bottoms of the reverse pushing assemblies are connected by adopting a suspension plate, and the bottoms of the suspension plates are connected above the limiting plates (32) by adopting limiting chains (33);
the mounting frame (35) is fixed on the upper end face of the thrust reverser assembly; and
the rotary table assembly is fixed on the upper end face of the mounting frame (35) and located in the middle of the thrust reverser assembly and is used for carrying out preliminary energy dissipation on landslide surge.
3. A device for preventing the impact of a seismic landslide surge on a dam structure as recited in claim 2, wherein: the thrust reverser assembly includes:
the reverse pushing column (34) is fixed on the upper end face of the suspension plate; and
the reverse pushing block (341) is arranged in one side, far away from the impact-resistant assembly (5), of the reverse pushing column (34) in a sliding manner, and a reverse pushing spring is arranged between the reverse pushing block and the reverse pushing column (34);
and, one side of the thrust block (341) far away from the thrust spring is provided with an arc-shaped energy collecting surface for collecting the impact force of landslide surge and applying reverse impact force to the landslide surge through the thrust spring.
4. A device for preventing the impact of a seismic landslide surge on a dam structure as recited in claim 2, wherein: the turntable assembly includes:
the connecting shaft (36) is fixed on the upper end surface of the mounting frame (35) by adopting a mounting seat;
the rotary table (37) is symmetrically and rotatably arranged on the connecting shaft (36), and a limiting wheel is arranged on one side of the rotary table, which is close to the connecting shaft, and is fixed on the connecting shaft (36); and
the baffle plates (38) are circumferentially arranged between the turntables (37).
5. A device for preventing the impact of a seismic landslide surge on a dam structure as recited in claim 4 wherein: the baffle (38) is an arc-shaped sheet body, so that landslide surge is facilitated, and power is provided for rotation of the turntable (37).
6. A device for preventing the impact of a seismic landslide surge on a dam structure as recited in claim 4 wherein: the rotary table is characterized in that a rotary table (371) is coaxially fixed between the rotary tables (37), a plurality of limiting teeth (372) are hinged to the inner circumference of the rotary table (371), the limiting teeth (372) are meshed with the limiting wheels, and the limiting teeth (372) are tightly pressed on the limiting wheels through spring pieces (373) and used for providing resistance to rotation of the rotary tables (37).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210305424.3A CN114606911B (en) | 2022-03-25 | 2022-03-25 | Device for preventing earthquake landslide surge from impacting dam structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210305424.3A CN114606911B (en) | 2022-03-25 | 2022-03-25 | Device for preventing earthquake landslide surge from impacting dam structure |
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| CN114606911B true CN114606911B (en) | 2023-06-20 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2020102022A4 (en) * | 2020-08-18 | 2020-10-01 | Tianjin Research Institute For Water Transport Engineering, M.O.T. | Artificial algal reef type ecological coastal protection structure |
| AU2020103204A4 (en) * | 2020-10-23 | 2021-01-14 | Tianjin Research Institute For Water Transport Engineering, M.O.T. | Emergency wave-blocking embankment protection device |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6121494B2 (en) * | 2015-08-25 | 2017-04-26 | ソク−ムン，キム | Floating breakwater |
| CN208545715U (en) * | 2018-05-29 | 2019-02-26 | 山东鑫怡宁环保工程有限公司 | A kind of wave attenuating device for water conservancy construction engineering |
| CN208815453U (en) * | 2018-07-26 | 2019-05-03 | 上海莹太物业管理有限公司 | A kind of garage corner wall automobile collision preventing structure |
| CN109098155B (en) * | 2018-09-19 | 2024-03-15 | 华北水利水电大学 | Hydraulic engineering curved surface energy dissipation wall |
| CN209989787U (en) * | 2019-05-30 | 2020-01-24 | 程雪 | Novel hydraulic engineering energy dissipater structure |
| CN212027336U (en) * | 2020-04-16 | 2020-11-27 | 张峻华 | Shock-absorbing top plate of shock-absorbing safety bin |
| CN212688853U (en) * | 2020-07-08 | 2021-03-12 | 马珺 | Wave-dissipating and impact-preventing structure for seawall and dam foundation |
| CN212865594U (en) * | 2020-07-22 | 2021-04-02 | 中交一公局集团有限公司 | Safety protective guard for bridge |
| CN214005576U (en) * | 2020-10-21 | 2021-08-20 | 四川省川力水利电力建设有限公司 | Hydraulic engineering dykes and dams prevention of seepage ecological protection structure |
| CN112459108A (en) * | 2020-12-04 | 2021-03-09 | 安徽丰之源工程建设有限公司 | Water conservancy retaining wall structure capable of preventing soil erosion and water loss |
| CN113653004A (en) * | 2021-08-19 | 2021-11-16 | 连海翔 | Self-adaptation flood control device based on municipal works |
| CN113718705B (en) * | 2021-08-25 | 2022-07-22 | 应急管理部国家自然灾害防治研究院 | Fabricated coast protection structure with toughness energy dissipation function and construction method |
| CN215925850U (en) * | 2021-08-28 | 2022-03-01 | 阜阳市顺达路桥有限公司 | Water conservancy dam hinders unrestrained wall |
| CN113718806B (en) * | 2021-09-30 | 2022-08-02 | 应急管理部国家自然灾害防治研究院 | Slope toughness frame structure system capable of realizing post-earthquake self-resetting function and construction method |
-
2022
- 2022-03-25 CN CN202210305424.3A patent/CN114606911B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2020102022A4 (en) * | 2020-08-18 | 2020-10-01 | Tianjin Research Institute For Water Transport Engineering, M.O.T. | Artificial algal reef type ecological coastal protection structure |
| AU2020103204A4 (en) * | 2020-10-23 | 2021-01-14 | Tianjin Research Institute For Water Transport Engineering, M.O.T. | Emergency wave-blocking embankment protection device |
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