CN214272150U - A sea current retaining wall - Google Patents
A sea current retaining wall Download PDFInfo
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- CN214272150U CN214272150U CN202022838405.6U CN202022838405U CN214272150U CN 214272150 U CN214272150 U CN 214272150U CN 202022838405 U CN202022838405 U CN 202022838405U CN 214272150 U CN214272150 U CN 214272150U
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Abstract
本实用新型公开了一种海流挡墙，海流挡墙布置在冲刷改良区域前方，包括左挡墙和右挡墙，左挡墙和右挡墙关于冲刷改良区域的中心线对称，左挡墙的第一端和右挡墙的第一端位于中心线上并形成共用端，左挡墙的第二端自共用端向左下方延伸至冲刷改良区域的左边界附近，右挡墙的第二端自共用端向右下方延伸至冲刷改良区域的右边界附近；共用端上设置有中心浮体平台；左挡墙包括第一尾流浮体平台、第一引流浮体平台、第一分流墙、第一引流墙；右挡墙包括第二尾流浮体平台、第二引流浮体平台、第二分流墙、第二引流墙。本实用新型既合理引流又限速固土，引导海流偏离风电基础，有效降低风电发电基础区域流速，加强基础泥土保持，进而减少对基础冲刷。
The utility model discloses a sea current retaining wall. The sea current retaining wall is arranged in front of a scour improvement area, and includes a left retaining wall and a right retaining wall. The left retaining wall and the right retaining wall are symmetrical about the center line of the scouring improvement area. The first end and the first end of the right retaining wall are located on the centerline and form a common end, the second end of the left retaining wall extends from the common end to the lower left to the vicinity of the left boundary of the scour improvement area, and the second end of the right retaining wall Extend from the common end to the lower right to the vicinity of the right boundary of the scour improvement area; the common end is provided with a central floating body platform; the left retaining wall includes the first wake floating body platform, the first drainage floating body platform, the first diversion wall, the first drainage body wall; the right retaining wall includes a second wake floating body platform, a second drainage floating body platform, a second diversion wall, and a second drainage wall. The utility model not only reasonably diverts the current but also limits the speed to fix the soil, guides the ocean current to deviate from the wind power foundation, effectively reduces the flow velocity in the wind power generation foundation area, strengthens the foundation soil retention, and further reduces the scouring of the foundation.
Description
Technical Field
The utility model relates to an offshore wind power generation basis scour prevention technique, in particular to ocean current barricade.
Background
The wind power generation foundation is easily washed by ocean currents in use, and sand around the foundation is taken away, so that the bearing capacity of the foundation is reduced, and the foundation inclined structure loses stability, so that the foundation needs to be protected to reduce the scouring of the foundation by tidal ocean currents. Patent 201810328155.6 has introduced a marine wind power generation basis scour prevention structure, lays the grit around the pile foundation within a certain range and forms the scour prevention effect of scouring sand face in the short time better, but can't avoid between the grit to have the clearance, and effect is not good under the effect along with the daily accumulation of ocean current and morning and evening tides, and the maintenance cost who maintains the scour prevention effect is higher. Patent 201910795899.3 introduces a steel pipe pile foundation anti-scour structure and a construction method, which can effectively improve the anti-scour capability of the steel pipe pile by reinforcing the steel pipe pile, but needs to reinforce all foundations with large engineering quantity and high cost. Under the condition that the structure instability phenomenon is frequent due to basic scouring, effective measures are taken to actively conduct drainage on ocean currents, and the restriction of the flow velocity of the area is a new way.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the prior art, providing an ocean current barricade, not only reasonable drainage but also the solid soil of speed limit, the skew wind-powered electricity generation basis of guide ocean current effectively reduces the regional velocity of flow of wind-powered electricity generation basis, strengthens basic earth and keeps, and then reduces and erode the basis.
The utility model adopts the technical proposal that: an ocean current retaining wall, the ocean current retaining wall is arranged in front of a scoured improved area, the ocean current retaining wall comprises a left retaining wall and a right retaining wall, the left retaining wall and the right retaining wall are symmetrical about a central line of the scoured improved area, a first end of the left retaining wall and a first end of the right retaining wall are located on the central line and form a shared end, a second end of the left retaining wall extends to the vicinity of the left boundary of the scoured improved area from the shared end to the left lower side, and a second end of the right retaining wall extends to the vicinity of the right boundary of the scoured improved area from the shared end to the right lower side;
wherein a central floating body platform is arranged on the common end;
the left retaining wall comprises a first wake buoyant platform located at the second end and a first drainage buoyant platform located between the central buoyant platform and the first wake buoyant platform; a first diversion wall is arranged between the central floating body platform and the first drainage floating body platform, and a first drainage wall is arranged between the first drainage floating body platform and the first wake floating body platform;
the right barricade comprises a second wake buoyant platform at a second end and a second drainage buoyant platform between the central buoyant platform and the second wake buoyant platform; a second diversion wall is arranged between the central floating body platform and the second drainage floating body platform, and a second drainage wall is arranged between the second drainage floating body platform and the second wake floating body platform.
Further, the central buoyant platform, the first flow-directing buoyant platform, the first wake buoyant platform, the second flow-directing buoyant platform, and the second wake buoyant platform each comprise a buoyancy tank and an anchoring system;
wherein the anchoring system comprises mooring lines, platform longitudinal slings and platform suction buckets; the first end of the mooring cable is fixedly connected with the buoyancy tank, and the second end of the mooring cable is anchored in the seabed; the platform suction bucket is fixed in the seabed below the buoyancy tank, the first end of the platform longitudinal sling is fixedly connected with the buoyancy tank, and the second end of the platform longitudinal sling is anchored on the platform suction bucket.
Furthermore, the floating box of the central floating body platform and the floating box of the first drainage floating body platform, the floating box of the first drainage floating body platform and the floating box of the first wake floating body platform, the floating box of the central floating body platform and the floating box of the second drainage floating body platform, and the floating box of the second drainage floating body platform and the floating box of the second wake floating body platform are connected through transverse slings.
Furthermore, first flow dividing wall second flow dividing wall with second flow dividing wall all includes top horizontal pole, bottom horizontal pole and sets up the top horizontal pole with barricade body between the horizontal pole of bottom, the upper and lower both ends of barricade body respectively with top horizontal pole with bottom horizontal pole fixed connection, the discharge orifice has been seted up on the barricade body.
Further, the first division wall, the first drainage wall, the second division wall and the second drainage wall can move up and down simultaneously under the action of a lifting system;
wherein the lift system comprises a first lift device disposed at the central buoyant platform, a second lift device disposed at the first leading buoyant platform, a third lift device disposed at the first wake buoyant platform, a fourth lift device disposed at the second leading buoyant platform, and a fifth lift device disposed at the second wake buoyant platform.
Further, a first retaining wall longitudinal sling is arranged between the platform longitudinal sling of the central floating body platform and the platform longitudinal sling of the first drainage floating body platform, so that the first division wall is divided into a first division wall single body and a second division wall single body; a second drainage wall longitudinal sling is arranged between the platform longitudinal sling of the first drainage floating body platform and the platform longitudinal sling of the first wake floating body platform, so that the first drainage wall is divided into a first drainage wall single body and a second drainage wall single body; a third baffle wall longitudinal sling is arranged between the platform longitudinal sling of the central floating body platform and the platform longitudinal sling of the second drainage floating body platform, so that the second division wall is divided into a third division wall monomer and a fourth division wall monomer; a fourth retaining wall longitudinal sling is arranged between the platform longitudinal sling of the second drainage floating body platform and the platform longitudinal sling of the second wake floating body platform, so that the second drainage wall is divided into a third drainage wall single body and a fourth drainage wall single body; the first lifting device controls the first flow dividing wall monomer and the third flow dividing wall monomer simultaneously; the second lifting device simultaneously controls the second division wall single body and the first guide wall single body; the third lifting device controls the second drainage wall single body; the fourth lifting device simultaneously controls the fourth shunting wall single body and the third drainage wall single body; and the fifth lifting device controls the fourth drainage wall monomer.
Furthermore, first hanging rings are respectively arranged at the middle position of a top cross bar and the middle position of a bottom cross bar of the first diversion wall, and the two first hanging rings are sleeved on the first retaining wall longitudinal sling; second hanging rings are respectively arranged at the middle position of a top cross rod and the middle position of a bottom cross rod of the first drainage wall, and the two second hanging rings are sleeved on a longitudinal sling of the second drainage wall; third hanging rings are respectively arranged at the middle position of a top cross bar and the middle position of a bottom cross bar of the second division wall, and the two third hanging rings are sleeved on a third baffle wall longitudinal sling; fourth hanging rings are respectively arranged at the middle position of a top cross rod and the middle position of a bottom cross rod of the second drainage wall, and the two fourth hanging rings are sleeved on a fourth retaining wall longitudinal sling;
the first end of the top cross rod of the first diversion wall and the first end of the top cross rod of the first drainage wall are connected with each other, the first end of the bottom cross rod of the first diversion wall and the first end of the bottom cross rod of the first drainage wall are connected with each other through fifth hanging rings respectively, and the two fifth hanging rings are sleeved on a platform longitudinal sling of the first drainage floating body platform; the first end of the top cross rod of the second diversion wall and the first end of the top cross rod of the second diversion wall, and the first end of the bottom cross rod of the second diversion wall are connected with each other through sixth hanging rings respectively, and the two sixth hanging rings are sleeved on a platform longitudinal sling of the second drainage floating body platform; the second end of the top cross bar of the first division wall and the second end of the top cross bar of the second division wall are connected with each other, the second end of the bottom cross bar of the first division wall and the second end of the bottom cross bar of the second division wall are connected with each other through seventh hanging rings respectively, and the two seventh hanging rings are sleeved on the platform longitudinal hanging rope of the central floating body platform; the second end of the top cross rod and the second end of the bottom cross rod of the first drainage wall are respectively provided with eighth hanging rings, and the two eighth hanging rings are sleeved on a platform longitudinal sling of the first wake floating body platform; and the second end of the top cross rod and the second end of the bottom cross rod of the second drainage wall are respectively provided with a ninth hanging ring, and the ninth hanging rings are sleeved on the longitudinal platform sling of the second wake floating body platform.
Further, the first lifting device, the second lifting device, the third lifting device, the fourth lifting device and the fifth lifting device comprise adjusting slings and electric winches;
the first end of an adjusting sling of the first lifting device is fixedly connected with a top cross bar of the first division wall monomer and a top cross bar of the third division wall monomer, the second end of the adjusting sling of the first lifting device is fixedly connected with a bottom cross bar of the first division wall monomer and a bottom cross bar of the third division wall monomer, the middle part of the adjusting sling of the first lifting device is bound and connected with an electric winch of the first lifting device, and the electric winch of the first lifting device is arranged on a buoyancy tank of the central floating body platform;
the first end of an adjusting sling of the second lifting device is fixedly connected with a top cross bar of the second division wall monomer and a top cross bar of the first drainage wall monomer, the second end of the adjusting sling of the second lifting device is fixedly connected with a bottom cross bar of the second division wall monomer and a bottom cross bar of the first drainage wall monomer, the middle part of the adjusting sling of the second lifting device is bound and connected with an electric winch of the second lifting device, and the electric winch of the second lifting device is arranged on a buoyancy tank of the first drainage floating body platform;
the first end of an adjusting sling of the third lifting device is fixedly connected with the top cross rod of the second drainage wall monomer, the second end of the adjusting sling of the third lifting device is fixedly connected with the bottom cross rod of the second drainage wall monomer, the middle part of the adjusting sling of the third lifting device is bound and connected with an electric winch of the third lifting device, and the electric winch of the third lifting device is arranged on the buoyancy tank of the first wake flow floating body platform;
the first end of an adjusting sling of the fourth lifting device is fixedly connected with the top cross bar of the fourth diversion wall monomer and the top cross bar of the third diversion wall monomer, the second end of the adjusting sling of the fourth lifting device is fixedly connected with the bottom cross bar of the fourth diversion wall monomer and the bottom cross bar of the third diversion wall monomer, the middle part of the adjusting sling of the fourth lifting device is bound and connected with an electric winch of the fourth lifting device, and the electric winch of the fourth lifting device is arranged on a buoyancy tank of the second diversion floating body platform;
the first end of an adjusting sling of the fifth lifting device is fixedly connected with the top cross rod of the fourth drainage wall monomer, the second end of the adjusting sling of the fifth lifting device is fixedly connected with the bottom cross rod of the fourth drainage wall monomer, the middle part of the adjusting sling of the fifth lifting device is bound and connected with the electric winch of the fifth lifting device, and the electric winch of the fifth lifting device is arranged on the buoyancy tank of the second wake floating body platform.
Furthermore, a first end of the first retaining wall longitudinal sling is fixedly connected to a transverse sling between the central floating body platform and the first drainage floating body platform, a second end of the first retaining wall longitudinal sling is anchored to a first retaining wall suction bucket, and the first retaining wall suction bucket is fixed in the seabed surface;
the first end of the second retaining wall longitudinal sling is fixedly connected to the transverse sling between the first drainage floating body platform and the first wake floating body platform, the second end of the second retaining wall longitudinal sling is anchored on a second retaining wall suction bucket, and the second retaining wall suction bucket is fixed in the seabed surface;
the first end of the third baffle wall longitudinal sling is fixedly connected to the transverse sling between the central floating body platform and the second drainage floating body platform, the second end of the third baffle wall longitudinal sling is anchored on a third baffle wall suction bucket, and the third baffle wall suction bucket is fixed in the seabed;
the first end fixed connection of the vertical hoist cable of fourth barricade is in on the second drainage body platform with horizontal hoist cable between the second wake body platform the second end anchor of the vertical hoist cable of fourth barricade is on fourth barricade suction bucket, fourth barricade suction bucket is fixed in the seabed.
The utility model has the advantages that: the utility model discloses an ocean current barricade simple structure, material low cost and very easily acquire, can prefabricate direct on-the-spot installation and easily be under construction, dismouting, change, easy maintenance. When the ocean current comes, the flow velocity of a target area can be effectively reduced, the foundation soil retention is enhanced, the problem that the foundation soil moves under the action of the ocean current is solved, the drainage is reasonable, the speed is limited, the soil is fixed, and therefore the scouring on the foundation is reduced.
Drawings
FIG. 1: the overlooking structure schematic diagram of the ocean current retaining wall of the utility model;
FIG. 2: the utility model discloses a schematic diagram of a left retaining wall plane structure of the ocean current retaining wall;
FIG. 3: the utility model discloses a schematic diagram of the right retaining wall plane structure of the ocean current retaining wall;
FIG. 4: the utility model discloses the spatial structure sketch map of ocean current barricade.
The attached drawings are marked as follows:
1-left retaining wall; 2-right retaining wall;
3-central buoyant platform; 4-first wake buoyant platform;
5-first drainage buoyant platform; 6-first dividing wall;
7-first drainage wall; 8-second wake buoyant platform;
9-second drainage buoyant platform; 10-second dividing wall;
11-second drainage wall; 12-buoyancy tank;
13-mooring line; 14-platform longitudinal slings;
15-platform suction bucket; 16-transverse slings;
17-top rail; 18-bottom rail;
19-retaining wall body; 20-overflowing hole;
21-first lifting device; 22-second lifting device;
23-third lifting device; 24-fourth lifting device;
25-fifth lifting device; 26-first wall longitudinal slings;
27-first dividing wall monomer; 28-second shunting wall monomer;
29-second retaining wall longitudinal sling; 30-first drainage wall monomer;
31-second drainage wall monomer; 32-third retaining wall longitudinal slings;
33-third dividing wall monomer; 34-fourth shunting wall monomer;
35-fourth retaining wall longitudinal sling; 36-third drainage wall monomer;
37-fourth drainage wall monomer; 38-first eye;
39-second hoisting ring; 40-third hoisting ring;
41-fourth hoisting ring; 42-fifth hoisting ring;
43-sixth lifting ring; 44-seventh lifting ring;
45-eighth hoisting ring; 46-ninth hoisting ring;
47-first retaining wall suction bucket; 48-suction bucket of second retaining wall;
49-third bulkhead suction bucket; 50-fourth retaining wall suction bucket;
i, flushing the improved area; II-sea bottom surface.
Detailed Description
For further understanding of the contents, features and functions of the present invention, the following embodiments will be exemplified in conjunction with the accompanying drawings as follows:
as shown in fig. 1 to 4, an ocean current barricade, ocean current barricade arranges in the place ahead of scouring improvement district I, ocean current barricade includes left barricade 1 and right barricade 2, left barricade 1 with right barricade 2 about the central line symmetry of scouring improvement district I, left barricade 1's first end with right barricade 2's first end is located on the central line and forms the sharing end, left barricade 1's second end certainly sharing end extends to below left side near the left boundary of scouring improvement district I, right barricade 2's second end certainly sharing end extends to below right side near the right boundary of scouring improvement district I. Wherein a central buoyant platform 3 is arranged on the common end. The left retaining wall 1 comprises a first wake buoyant platform 4 at a second end and a first drainage buoyant platform 5 between the central buoyant platform 3 and the first wake buoyant platform 4; a first diversion wall 6 is arranged between the central floating body platform 3 and the first drainage floating body platform 5, and a first drainage wall 7 is arranged between the first drainage floating body platform 5 and the first wake floating body platform 4. The right retaining wall 2 comprises a second wake buoyant platform 8 at a second end and a second drainage buoyant platform 9 between the central buoyant platform 3 and the second wake buoyant platform 8; a second diversion wall 10 is arranged between the central floating body platform 3 and the second drainage floating body platform 9, and a second drainage wall 11 is arranged between the second drainage floating body platform 9 and the second wake floating body platform 8. The left retaining wall 1 and the right retaining wall 2 are eight parts in total and are smoothly connected into a whole from left to right; left side barricade 1 and right barricade 2 are washd improvement district I the place ahead at the target through central body platform 3 symmetrical arrangement.
The central buoyant platform 3, the first current-directing buoyant platform 5, the first wake buoyant platform 4, the second current-directing buoyant platform 9, and the second wake buoyant platform 8 each include a buoyancy tank 12 and an anchoring system. Wherein the anchoring system comprises mooring lines 13, platform longitudinal slings 14 and platform suction buckets 15; the first end of the mooring cable 13 is fixedly connected with the buoyancy tank 12, and the second end of the mooring cable is anchored in the sea floor II; the platform suction bucket 15 is fixed in the seabed II below the buoyancy tank 12, the first end of the platform longitudinal sling 14 is fixedly connected with the buoyancy tank 12, and the second end is anchored on the platform suction bucket 15. The adjacent floating platforms are connected through transverse slings 16 anchored on the floating boxes 12, specifically, the floating boxes 12 of the central floating platform 3 and the floating boxes 12 of the first drainage floating platform 5, the floating boxes 12 of the first drainage floating platform 5 and the floating boxes 12 of the first wake floating platform 4, the floating boxes 12 of the central floating platform 3 and the floating boxes 12 of the second drainage floating platform 9, and the floating boxes 12 of the second drainage floating platform 9 and the floating boxes 12 of the second wake floating platform 8 are connected through the transverse slings 16.
First flow dividing wall 6 first flow dividing wall 7 second flow dividing wall 10 with second flow dividing wall 11 all includes top horizontal pole 17, bottom horizontal pole 18 and sets up top horizontal pole 17 with barricade body 19 between the bottom horizontal pole 18, the upper and lower both ends of barricade body 19 respectively with top horizontal pole 17 with bottom horizontal pole 18 is tied up together. The retaining wall body 19 is provided with overflowing holes 20, the diameter of the overflowing holes 20 is 10 cm-20 cm, the distance between the overflowing holes is 10 cm-20 cm, the turbulent flow effect is achieved, the moving direction and speed of ocean currents are locally changed, and the effect of maintaining foundation soil is enhanced.
In this embodiment, a first retaining wall longitudinal sling 26 is provided between the platform longitudinal sling 14 of the central float platform 3 and the platform longitudinal sling 14 of the first drainage float platform 5, so that the first division wall 6 is divided into a first division wall single body 27 and a second division wall single body 28; the first end fixed connection of first barricade longitudinal sling 26 is in central body platform 3 with on the transverse sling 16 between the first drainage body platform 5, the second end anchor of first barricade longitudinal sling 26 is on first barricade suction bucket 47, first barricade suction bucket 47 is fixed in seabed II. A second drainage wall longitudinal sling 29 is arranged between the platform longitudinal sling 14 of the first drainage floating platform 5 and the platform longitudinal sling 14 of the first wake floating platform 4, so that the first drainage wall 7 is divided into a first drainage wall single body 30 and a second drainage wall single body 31; the first end of the second retaining wall longitudinal sling 29 is fixedly connected to the transverse sling 16 between the first drainage floating platform 5 and the first wake floating platform 4, the second end of the second retaining wall longitudinal sling 29 is anchored on a second retaining wall suction bucket 48, and the second retaining wall suction bucket 48 is fixed in the sea bottom surface II. Third retaining wall longitudinal slings 32 are provided between the platform longitudinal slings 14 of the central buoyant platform 3 and the platform longitudinal slings 14 of the second buoyant float platform 9, so that the second division wall 10 is divided into third division wall monomers 33 and fourth division wall monomers 34; the first end of the third retaining wall longitudinal sling 32 is fixedly connected to the transverse sling 16 between the central floating body platform 3 and the second drainage floating body platform 9, the second end of the third retaining wall longitudinal sling 32 is anchored on a third retaining wall suction bucket 49, and the third retaining wall suction bucket 49 is fixed in the sea bottom surface II. A fourth retaining wall longitudinal sling 35 is arranged between the platform longitudinal sling 14 of the second drainage floating platform 9 and the platform longitudinal sling 14 of the second wake floating platform 8, so that the second drainage wall 11 is divided into a third drainage wall single body 36 and a fourth drainage wall single body 37; the first end fixed connection of fourth barricade longitudinal sling 35 is in on the second drainage body platform 9 with the horizontal sling 16 between the second wake body platform 8 the second end anchor of fourth barricade longitudinal sling 35 is on fourth barricade suction bucket 50, fourth barricade suction bucket 50 is fixed in seabed face II.
The middle position of the top cross bar 17 and the middle position of the bottom cross bar 18 of the first division wall 6 are respectively provided with a first hanging ring 38, and the two first hanging rings 38 are sleeved on the first retaining wall longitudinal sling 26; second hanging rings 39 are respectively arranged at the middle positions of the top cross bar 17 and the bottom cross bar 18 of the first drainage wall 7, and the two second hanging rings 39 are sleeved on the longitudinal sling 29 of the second drainage wall; third hanging rings 40 are respectively arranged at the middle positions of the top cross bar 17 and the bottom cross bar 18 of the second division wall 10, and the two third hanging rings 40 are sleeved on the third baffle wall longitudinal sling 32; fourth rings 41 are respectively arranged at the middle positions of the top cross rod 17 and the bottom cross rod 18 of the second drainage wall 11, and the fourth rings 41 are all sleeved on the fourth retaining wall longitudinal sling 35. Moreover, the first end of the top cross bar 17 of the first diversion wall 6 and the first end of the top cross bar 17 of the first diversion wall 7, and the first end of the bottom cross bar 18 of the first diversion wall 6 and the first end of the bottom cross bar 18 of the first diversion wall 7 are respectively connected with each other through a fifth lifting ring 42, and the two fifth lifting rings 42 are both sleeved on the platform longitudinal lifting rope 14 of the first diversion floating body platform 5; the first end of the top cross rod 17 of the second diversion wall 10 and the first end of the top cross rod 17 of the second diversion wall 11, and the first end of the bottom cross rod 18 of the second diversion wall 10 and the first end of the bottom cross rod 18 of the second diversion wall 11 are connected with each other through sixth lifting rings 43 respectively, and the two sixth lifting rings 43 are sleeved on the platform longitudinal lifting rope 14 of the second diversion floating body platform 9; the second end of the top cross bar 17 of the first division wall 6 and the second end of the top cross bar 17 of the second division wall 10, and the second end of the bottom cross bar 18 of the first division wall 6 and the second end of the bottom cross bar 18 of the second division wall 10 are respectively connected with each other through seventh lifting rings 44, and the two seventh lifting rings 44 are sleeved on the platform longitudinal lifting ropes 14 of the central floating body platform 3; the second end of the top cross bar 17 and the second end of the bottom cross bar 18 of the first drainage wall 7 are respectively provided with an eighth hanging ring 45, and the two eighth hanging rings 45 are sleeved on the platform longitudinal sling 14 of the first wake floating body platform 4; and a second end of the top cross bar 17 and a second end of the bottom cross bar 18 of the second drainage wall 11 are respectively provided with a ninth hanging ring 46, and the two ninth hanging rings 46 are sleeved on the platform longitudinal sling 14 of the second wake floating body platform 8.
The first division wall 6, the first guide wall 7, the second division wall 10 and the second guide wall 11 can move up and down simultaneously under the action of a lifting system. Wherein the lifting system comprises a first lifting device 21 arranged at the central buoyant platform 3, a second lifting device 22 arranged at the first buoyant float platform 5, a third lifting device 23 arranged at the first buoyant float platform 4, a fourth lifting device 24 arranged at the second buoyant float platform 9 and a fifth lifting device 25 arranged at the second buoyant float platform 8. The first lifting device 21 controls the first division wall single body 27 and the third division wall single body 33 simultaneously; the second lifting device 22 controls the second division wall single body 28 and the first division wall single body 30 simultaneously; the third lifting device 23 controls the second drainage wall single body 31; the fourth lifting device 24 controls the fourth diversion wall single body 34 and the third diversion wall single body 36 at the same time; the fifth lifting device 25 controls the fourth guide wall unit 37.
In particular, the first lifting device 21, the second lifting device 22, the third lifting device 23, the fourth lifting device 24 and the fifth lifting device 25 each comprise an adjusting sling and an electric winch. The first end of the adjusting sling of the first lifting device 21 is fixedly connected with the top cross bar 17 of the first division wall single body 27 and the top cross bar 17 of the third division wall single body 33, the second end of the adjusting sling of the first lifting device 21 is fixedly connected with the bottom cross bar 18 of the first division wall single body 27 and the bottom cross bar 18 of the third division wall single body 33, the middle part of the adjusting sling of the first lifting device 21 is bound and connected with the electric winch of the first lifting device 21, and the electric winch of the first lifting device 21 is arranged on the buoyancy tank 12 of the central floating body platform 3. The first end of the adjusting sling of the second lifting device 22 is fixedly connected with the top cross bar 17 of the second division wall single body 28 and the top cross bar 17 of the first drainage wall single body 30, the second end of the adjusting sling of the second lifting device 22 is fixedly connected with the bottom cross bar 18 of the second division wall single body 28 and the bottom cross bar 18 of the first drainage wall single body 30, the middle part of the adjusting sling of the second lifting device 22 is bound and connected with the electric winch of the second lifting device 22, and the electric winch of the second lifting device 22 is arranged on the buoyancy tank 12 of the first drainage buoyancy body platform 5. The first end of the adjusting sling of the third lifting device 23 is fixedly connected with the top cross rod 17 of the second drainage wall single body 31, the second end of the adjusting sling of the third lifting device 23 is fixedly connected with the bottom cross rod 18 of the second drainage wall single body 31, the middle part of the adjusting sling of the third lifting device 23 is bound and connected with the electric winch of the third lifting device 23, and the electric winch of the third lifting device 23 is arranged on the buoyancy tank 12 of the first wake buoyancy platform 4. The first end of the adjusting sling of the fourth lifting device 24 is fixedly connected with the top cross bar 17 of the fourth division wall single body 34 and the top cross bar 17 of the third division wall single body 36, the second end of the adjusting sling of the fourth lifting device 24 is fixedly connected with the bottom cross bar 18 of the fourth division wall single body 34 and the bottom cross bar 18 of the third division wall single body 36, the middle part of the adjusting sling of the fourth lifting device 24 is bound and connected with the electric winch of the fourth lifting device 24, and the electric winch of the fourth lifting device 24 is arranged on the buoyancy tank 12 of the second drainage buoyancy body platform 9. The first end of the adjusting sling of the fifth lifting device 25 is fixedly connected with the top cross bar 17 of the fourth drainage wall single body 37, the second end of the adjusting sling of the fifth lifting device 25 is fixedly connected with the bottom cross bar 18 of the fourth drainage wall single body 37, the middle part of the adjusting sling of the fifth lifting device 25 is bound and connected with the electric winch of the fifth lifting device 25, and the electric winch of the fifth lifting device 25 is arranged on the buoyancy tank 12 of the second wake buoyancy platform 8.
The transverse slings 16, the platform longitudinal slings 14, the first retaining wall longitudinal slings 26, the second retaining wall longitudinal slings 29, the third retaining wall longitudinal slings 32, the fourth retaining wall longitudinal slings 35, the adjusting slings, the top cross bar 17 and the bottom cross bar 18 are all made of steel structures; the mooring cable 13 is a steel cable; the retaining wall body 19 is made of high-toughness geotextile with oxidation resistance and corrosion resistance.
The construction method of the ocean current retaining wall is as follows:
And 2, connecting the first drainage floating platform 5, the central floating platform 3 and the second drainage floating platform 9 into a whole from left to right through a transverse sling 16, wherein the transverse sling 16 is 2-5 m higher than the highest water level of the sea surface.
And 7, respectively connecting the top cross rod 17 of the first division wall single body 27 and the top cross rod 17 of the third division wall single body 33, the bottom cross rod 18 of the first division wall single body 27 and the bottom cross rod 18 of the third division wall single body 33 into a whole through seventh hanging rings 44, and sleeving the two seventh hanging rings 44 on the platform longitudinal hanging ropes 14 of the central floating body platform 3.
And 8, installing a first lifting device 21, a second lifting device 22 and a third lifting device 23, wherein an adjusting sling of the lifting devices is fixedly connected with the corresponding cross beam, and collecting the adjusting sling through an electric winch of the lifting devices to lift the retaining wall body 19 out of the water surface when the retaining wall body 19 needs to be disassembled, replaced and maintained.
And 9, determining the positions of the first wake floating platform 4 and the second wake floating platform 8 according to the range of the scoured improved area I, and installing the first wake floating platform 4, the second wake floating platform 8, the second retaining wall longitudinal sling 29, the fourth retaining wall longitudinal sling 35, the first drainage wall single body 30, the second drainage wall single body 31, the third drainage wall single body 36, the fourth drainage wall single body 37, the third lifting device 23 and the fifth lifting device 25 according to the method shown in the steps 1 to 8 to complete the construction of the ocean current retaining wall.
When the ocean current comes, the retaining wall body 19 is bent into an arc shape, the ocean current is divided into two parts under the action of the first diversion wall 6 and the second diversion wall 10, one part of the ocean current is diverted to the first diversion wall 7 of the left retaining wall 1, the other part of the ocean current is diverted to the second diversion wall 11 of the right retaining wall 2, so that most of the ocean current flow deviates from the scouring improvement area I, a small amount of the ocean current flows to the scouring improvement area I through the flow holes 20, the flow speed and the direction of the ocean current are locally changed, the ocean current flow speed of the scouring improvement area I is greatly reduced, the sediment in the ocean current is deposited, and the problem that the base soil moves due to scouring under the action of the ocean current is effectively solved.
Although the preferred embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the protection scope of the present invention.
Claims (9)
1. The ocean current retaining wall is arranged in front of an improved scouring area (I), and is characterized by comprising a left retaining wall (1) and a right retaining wall (2), wherein the left retaining wall (1) and the right retaining wall (2) are symmetrical about a central line of the improved scouring area (I), a first end of the left retaining wall (1) and a first end of the right retaining wall (2) are positioned on the central line and form a shared end, a second end of the left retaining wall (1) extends to the vicinity of the left boundary of the improved scouring area (I) from the shared end to the lower left, and a second end of the right retaining wall (2) extends to the vicinity of the right boundary of the improved scouring area (I) from the shared end to the lower right;
wherein the common end is provided with a central floating platform (3);
the left retaining wall (1) comprises a first wake buoyant platform (4) located at the second end and a first drainage buoyant platform (5) located between the central buoyant platform (3) and the first wake buoyant platform (4); a first diversion wall (6) is arranged between the central floating body platform (3) and the first drainage floating body platform (5), and a first drainage wall (7) is arranged between the first drainage floating body platform (5) and the first wake floating body platform (4);
the right retaining wall (2) comprises a second wake buoyant platform (8) located at a second end and a second drainage buoyant platform (9) located between the central buoyant platform (3) and the second wake buoyant platform (8); a second diversion wall (10) is arranged between the central floating body platform (3) and the second drainage floating body platform (9), and a second drainage wall (11) is arranged between the second drainage floating body platform (9) and the second wake floating body platform (8).
2. The ocean current retaining wall of claim 1 wherein the central buoyant platform (3), the first current-inducing buoyant platform (5), the first wake buoyant platform (4), the second current-inducing buoyant platform (9), and the second wake buoyant platform (8) each comprise a pontoon (12) and an anchoring system;
wherein the anchoring system comprises mooring lines (13), platform longitudinal slings (14) and a platform suction bucket (15); the first end of the mooring cable (13) is fixedly connected with the buoyancy tank (12), and the second end of the mooring cable is anchored in the sea floor (II); the platform suction bucket (15) is fixed in a sea floor surface (II) below the floating box (12), the first end of the platform longitudinal sling (14) is fixedly connected with the floating box (12), and the second end of the platform longitudinal sling is anchored on the platform suction bucket (15).
3. The ocean current retaining wall of claim 2, wherein the pontoons (12) of the central buoyant platform (3) and the pontoons (12) of the first buoyant platform (5), the pontoons (12) of the first buoyant platform (5) and the pontoons (12) of the first wake buoyant platform (4), the pontoons (12) of the central buoyant platform (3) and the pontoons (12) of the second buoyant platform (9), and the pontoons (12) of the second buoyant platform (9) and the pontoons (12) of the second wake buoyant platform (8) are connected by transverse slings (16).
4. The ocean current retaining wall according to claim 1, wherein the first diversion wall (6), the first diversion wall (7), the second diversion wall (10) and the second diversion wall (11) each comprise a top cross rod (17), a bottom cross rod (18) and a retaining wall body (19) arranged between the top cross rod (17) and the bottom cross rod (18), the upper end and the lower end of the retaining wall body (19) are respectively fixedly connected with the top cross rod (17) and the bottom cross rod (18), and the retaining wall body (19) is provided with an overflowing hole (20).
5. Ocean current retaining wall according to claim 4, wherein the first diversion wall (6), the first diversion wall (7), the second diversion wall (10) and the second diversion wall (11) can move up and down simultaneously under the action of a lifting system;
wherein the lifting system comprises a first lifting device (21) arranged at the central buoyant platform (3), a second lifting device (22) arranged at the first buoyant hull platform (5), a third lifting device (23) arranged at the first buoyant wake platform (4), a fourth lifting device (24) arranged at the second buoyant wake platform (9) and a fifth lifting device (25) arranged at the second buoyant wake platform (8).
6. The ocean current retaining wall according to claim 5 wherein first retaining wall longitudinal slings (26) are provided between the platform longitudinal slings (14) of the central buoyant platform (3) and the platform longitudinal slings (14) of the first diverting buoyant platform (5) such that the first diverting wall (6) is divided into first diverting wall monomers (27) and second diverting wall monomers (28); a second drainage wall longitudinal sling (29) is arranged between the platform longitudinal sling (14) of the first drainage floating platform (5) and the platform longitudinal sling (14) of the first wake floating platform (4), so that the first drainage wall (7) is divided into a first drainage wall single body (30) and a second drainage wall single body (31); a third baffle wall longitudinal sling (32) is arranged between the platform longitudinal sling (14) of the central floating body platform (3) and the platform longitudinal sling (14) of the second drainage floating body platform (9), so that the second division wall (10) is divided into a third division wall single body (33) and a fourth division wall single body (34); a fourth retaining wall longitudinal sling (35) is arranged between the platform longitudinal sling (14) of the second drainage floating platform (9) and the platform longitudinal sling (14) of the second wake floating platform (8), so that the second drainage wall (11) is divided into a third drainage wall single body (36) and a fourth drainage wall single body (37); the first lifting device (21) controls the first flow dividing wall single body (27) and the third flow dividing wall single body (33) simultaneously; the second lifting device (22) controls the second diversion wall single body (28) and the first diversion wall single body (30) at the same time; the third lifting device (23) controls the second drainage wall single body (31); the fourth lifting device (24) controls the fourth diversion wall single body (34) and the third diversion wall single body (36) at the same time; the fifth lifting device (25) controls the fourth guide wall unit (37).
7. The ocean current retaining wall according to claim 6, wherein first hanging rings (38) are respectively arranged at the middle position of the top cross bar (17) and the middle position of the bottom cross bar (18) of the first diversion wall (6), and both first hanging rings (38) are sleeved on the first retaining wall longitudinal sling (26); second hanging rings (39) are respectively arranged at the middle positions of a top cross bar (17) and a bottom cross bar (18) of the first drainage wall (7), and the two second hanging rings (39) are sleeved on longitudinal sling (29) of the second drainage wall; third hanging rings (40) are respectively arranged at the middle positions of a top cross bar (17) and a bottom cross bar (18) of the second division wall (10), and the two third hanging rings (40) are sleeved on third baffle wall longitudinal slings (32); fourth hanging rings (41) are respectively arranged at the middle position of a top cross bar (17) and the middle position of a bottom cross bar (18) of the second drainage wall (11), and the two fourth hanging rings (41) are sleeved on a fourth retaining wall longitudinal sling (35);
moreover, the first end of the top cross rod (17) of the first diversion wall (6) and the first end of the top cross rod (17) of the first diversion wall (7), the first end of the bottom cross rod (18) of the first diversion wall (6) and the first end of the bottom cross rod (18) of the first diversion wall (7) are respectively connected with each other through a fifth hanging ring (42), and the two fifth hanging rings (42) are sleeved on the platform longitudinal sling (14) of the first diversion floating body platform (5); the first end of a top cross rod (17) of the second diversion wall (10) and the first end of a top cross rod (17) of the second diversion wall (11), the first end of a bottom cross rod (18) of the second diversion wall (10) and the first end of a bottom cross rod (18) of the second diversion wall (11) are connected with each other through sixth hanging rings (43), and the two sixth hanging rings (43) are sleeved on a platform longitudinal sling (14) of the second diversion floating body platform (9); the second end of the top cross rod (17) of the first division wall (6) and the second end of the top cross rod (17) of the second division wall (10) are connected with each other through a seventh lifting ring (44), the second end of the bottom cross rod (18) of the first division wall (6) and the second end of the bottom cross rod (18) of the second division wall (10) are connected with each other through a seventh lifting ring (44), and the two seventh lifting rings (44) are sleeved on the platform longitudinal lifting cable (14) of the central floating body platform (3); the second end of a top cross rod (17) and the second end of a bottom cross rod (18) of the first drainage wall (7) are respectively provided with eighth hanging rings (45), and the two eighth hanging rings (45) are sleeved on a platform longitudinal sling (14) of the first wake floating body platform (4); and a second end of a top cross rod (17) and a second end of a bottom cross rod (18) of the second drainage wall (11) are respectively provided with a ninth hanging ring (46), and the two ninth hanging rings (46) are sleeved on the platform longitudinal sling (14) of the second wake floating body platform (8).
8. The ocean current retaining wall of claim 6, wherein the first lifting device (21), the second lifting device (22), the third lifting device (23), the fourth lifting device (24) and the fifth lifting device (25) each comprise an adjusting sling and an electric winch;
a first end of an adjusting sling of the first lifting device (21) is fixedly connected with a top cross rod (17) of the first shunting wall single body (27) and a top cross rod (17) of the third shunting wall single body (33), a second end of the adjusting sling of the first lifting device (21) is fixedly connected with a bottom cross rod (18) of the first shunting wall single body (27) and a bottom cross rod (18) of the third shunting wall single body (33), a middle part of the adjusting sling of the first lifting device (21) is bound and connected with an electric winch of the first lifting device (21), and the electric winch of the first lifting device (21) is arranged on a floating box (12) of the central floating body platform (3);
the first end of the adjusting sling of the second lifting device (22) is fixedly connected with the top cross rod (17) of the second division wall single body (28) and the top cross rod (17) of the first division wall single body (30), the second end of the adjusting sling of the second lifting device (22) is fixedly connected with the bottom cross rod (18) of the second division wall single body (28) and the bottom cross rod (18) of the first division wall single body (30), the middle part of the adjusting sling of the second lifting device (22) is bound and connected with the electric winch of the second lifting device (22), and the electric winch of the second lifting device (22) is arranged on the buoyancy tank (12) of the first division floating body platform (5);
the first end of an adjusting sling of the third lifting device (23) is fixedly connected with the top cross rod (17) of the second drainage wall single body (31), the second end of the adjusting sling of the third lifting device (23) is fixedly connected with the bottom cross rod (18) of the second drainage wall single body (31), the middle part of the adjusting sling of the third lifting device (23) is bound and connected with an electric winch of the third lifting device (23), and the electric winch of the third lifting device (23) is arranged on the buoyancy tank (12) of the first wake float platform (4);
the first end of an adjusting sling of the fourth lifting device (24) is fixedly connected with a top cross rod (17) of the fourth diversion wall single body (34) and a top cross rod (17) of the third diversion wall single body (36), the second end of the adjusting sling of the fourth lifting device (24) is fixedly connected with a bottom cross rod (18) of the fourth diversion wall single body (34) and a bottom cross rod (18) of the third diversion wall single body (36), the middle part of the adjusting sling of the fourth lifting device (24) is bound and connected with an electric winch of the fourth lifting device (24), and the electric winch of the fourth lifting device (24) is arranged on a floating box (12) of the second diversion floating body platform (9);
the first end of an adjusting sling of the fifth lifting device (25) is fixedly connected with the top cross rod (17) of the fourth drainage wall single body (37), the second end of the adjusting sling of the fifth lifting device (25) is fixedly connected with the bottom cross rod (18) of the fourth drainage wall single body (37), the middle part of the adjusting sling of the fifth lifting device (25) is bound and connected with an electric winch of the fifth lifting device (25), and the electric winch of the fifth lifting device (25) is arranged on the buoyancy tank (12) of the second wake float platform (8).
9. The ocean current retaining wall of claim 6, wherein the first ends of the first retaining wall longitudinal slings (26) are fixedly connected to the transverse slings (16) between the central buoyant platform (3) and the first drainage buoyant platform (5), the second ends of the first retaining wall longitudinal slings (26) are anchored to a first retaining wall suction bucket (47), and the first retaining wall suction bucket (47) is fixed in the sea floor (II);
the first end of the second retaining wall longitudinal sling (29) is fixedly connected to the transverse sling (16) between the first drainage floating body platform (5) and the first wake floating body platform (4), the second end of the second retaining wall longitudinal sling (29) is anchored on a second retaining wall suction bucket (48), and the second retaining wall suction bucket (48) is fixed in the sea bottom surface (II);
the first end of the third retaining wall longitudinal sling (32) is fixedly connected to the transverse sling (16) between the central floating body platform (3) and the second drainage floating body platform (9), the second end of the third retaining wall longitudinal sling (32) is anchored on a third retaining wall suction bucket (49), and the third retaining wall suction bucket (49) is fixed in the sea bottom surface (II);
the first end fixed connection of fourth barricade longitudinal sling (35) is in second drainage body platform (9) with on horizontal hoist cable (16) between second wake body platform (8), the second end anchor of fourth barricade longitudinal sling (35) is on fourth barricade suction bucket (50), fourth barricade suction bucket (50) are fixed in seabed face (II).
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| CN112411629A (en) * | 2020-11-30 | 2021-02-26 | 天津大学 | A kind of sea current retaining wall and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112411629A (en) * | 2020-11-30 | 2021-02-26 | 天津大学 | A kind of sea current retaining wall and construction method thereof |
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