CN113718705B - Fabricated coast protection structure with toughness energy dissipation function and construction method - Google Patents
Fabricated coast protection structure with toughness energy dissipation function and construction method Download PDFInfo
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- CN113718705B CN113718705B CN202110981233.4A CN202110981233A CN113718705B CN 113718705 B CN113718705 B CN 113718705B CN 202110981233 A CN202110981233 A CN 202110981233A CN 113718705 B CN113718705 B CN 113718705B
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- 230000021715 photosynthesis, light harvesting Effects 0.000 title claims abstract description 104
- 238000010276 construction Methods 0.000 title claims abstract description 11
- 230000000903 blocking effect Effects 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 230000010355 oscillation Effects 0.000 claims description 15
- 238000004873 anchoring Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000009991 scouring Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
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Abstract
The invention discloses an assembled coast protection structure with a toughness energy dissipation function and a construction method, which relate to the technical field of coast protection and comprise a wave dissipation platform, wherein one side of the wave dissipation platform is provided with a first slope extending to the bottom of a bank slope, the other side of the wave dissipation platform is provided with a second slope extending to the top of the bank slope, a wave blocking wall block is arranged above the second slope, and the wave blocking wall block is supported by an energy dissipation reset assembly so as to provide energy dissipation and reset for a wave blocking strong block during wave blocking through the energy dissipation reset assembly; the elastic buffer block row is laid on the first slope and comprises elastic buffer blocks, and the two adjacent elastic buffer blocks are connected through a connecting chain.
Description
Technical Field
The invention relates to the technical field of coast protection, in particular to an assembled coast protection structure with a toughness energy dissipation function and a construction method.
Background
When the wave slaps the coast, huge energy in the wave can produce huge destruction to the coast, at this moment, the coast side slope can take place to warp under the wave scouring action, in addition, the reciprocating motion of wave also can carry silt and the gravel of coastal zone, thereby cause serious erosion, often need to construct more firm coast protection structure for the protection bank line, if concrete shore protection etc, but rigid embankment body structure still can take place to warp under the scouring of wave, then need to be rebuild when serious, it is comparatively loaded down with trivial details, and its security and stability are lower.
Therefore, it is necessary to provide a fabricated coastal protection structure having a flexible energy dissipation function and a construction method thereof to solve the above problems.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: an assembled coast protection structure with a toughness energy dissipation function comprises a wave dissipation platform, wherein one side of the wave dissipation platform is provided with a first slope extending to the bottom of a bank slope, the other side of the wave dissipation platform is provided with a second slope extending to the top of the bank slope, a wave blocking wall block is arranged above the second slope, and the wave blocking wall block is supported by an energy dissipation reset assembly so as to provide energy dissipation and reset for the wave blocking wall block during wave blocking through the energy dissipation reset assembly;
the elastic buffer block row is laid on the first slope and comprises elastic buffer blocks, and the two adjacent elastic buffer blocks are connected through a connecting chain.
Further, as preferred, the wave-blocking wall block comprises a wall body, an energy dissipation bin is formed in the middle of the wall body, multiple groups of energy dissipation springs are arranged in the energy dissipation bin and connected with an energy dissipation reset end of an energy dissipation reset assembly together, the bottom of the wall body is supported by a base, and the base is anchored to the top of the bank slope through anchor rods.
Preferably, the energy dissipation reset assembly comprises a guide seat, a ring seat, an oscillation energy dissipation block and a double-layer energy dissipation ring, wherein one end of the guide seat is connected with the wall body, the other end of the guide seat is in limit sliding sleeve on the ring seat, the ring seat is fixed on a base by adopting a support column, and the base is anchored on the top of the bank slope by adopting an anchor rod;
the energy dissipation device is characterized in that a double-layer energy dissipation ring is arranged in the ring seat, a connecting rod is connected to the double-layer energy dissipation ring, the other end of the connecting rod penetrates through the guide seat and an opening of the energy dissipation bin to be connected with the oscillation energy dissipation block, and the oscillation energy dissipation block, the connecting rod and the double-layer energy dissipation ring jointly form an energy dissipation reset end.
Preferably, the double-layer energy dissipation ring comprises an outer ring and an inner ring, the outer part of the outer ring is connected with the connecting rod, a reset energy dissipation ring is connected between the outer ring and the inner ring, and the inner ring is connected to the ring seat through another reset energy dissipation ring.
Further, as preferred, a plurality of wave wall pieces of having arranged at the bank slope top along the coast trend interval, the spacing groove has been seted up to the both sides of wave wall piece, and the spliced pole has been pegged graft in the spacing groove between two adjacent wave wall pieces, the spacing slip of spliced pole sets up in the spacing groove.
Further, as preferred, the bottom of wall body is fixed with the guide post, in the guide post slides and imbeds the spout, the spout is seted up in the base.
Further, as preferred, the elastic buffer block body includes ring steel, screw thread post and mounting groove, wherein, the coaxial screw thread post that is fixed with in bottom of ring steel, the bottom of screw thread post adopts spacing chain and spacing ring to link to each other, the spacing rotation of spacing ring set up in the mounting groove, the opening part of mounting groove still is provided with the screw thread for link to each other with screw thread post screw thread, so that keep at initial state ring steel with the mounting groove is fixed continuous.
Further, preferably, a plurality of elastic blocks are distributed on the outer surface of the ring steel, and a limiting column is fixed at the bottom of the mounting groove;
a first series of row beams are arranged at the top of the first slope;
the connecting chains at the top are connected with the first row beam, and the connecting chains at the bottom are connected to the second row beam.
A construction method of an assembly type coast protection structure with a toughness energy dissipation function comprises the following steps:
s1, connecting elastic buffer blocks on a laying ship by using a connecting chain to form an elastic buffer block row;
s2, horizontally pulling the elastic buffer block rows layer by using equipment on the laying ship, connecting a connecting chain at the end part to a first series beam, and connecting a connecting chain at the other end part to a second series beam;
s3, anchoring the base and the base at the top of the bank slope by using an anchor rod;
s4, positioning and placing the wall body by using the guide columns, and presetting an oscillation energy dissipation block in the wall body;
s5, fixing the ring seat by using a support column, sleeving a guide seat outside the ring seat, fixedly connecting the guide seat with a wall body, and connecting the oscillation energy dissipation block with the double-layer energy dissipation ring by using a connecting rod;
and the ring steel in the elastic buffer block automatically breaks away from the mounting groove under the impact of sea waves.
Compared with the prior art, the invention provides an assembly type coast protection structure with toughness energy dissipation function and a construction method thereof, and the assembly type coast protection structure has the following beneficial effects:
1. in the embodiment of the invention, the elastic buffer block rows are laid on the slope, the elastic buffer block rows can be well adapted to the beach and provide protection for the beach, and in the initial stage, the ring steel is in threaded connection with the mounting groove, the fixed state of the ring steel can be kept, the arrangement in the construction process is facilitated, and the ring steel in the elastic buffer block can automatically separate from the mounting groove under the long-term impact of sea waves, so that the response of the elastic buffer block to smaller sea waves is improved;
2. in the embodiment of the invention, the wave blocking wall block is arranged above the second slope and supported by the energy dissipation reset assembly, when larger sea waves impact the wall body, the wave blocking wall block can drive the wall body to slightly move up and down, the micro-motion action of the wall body can be transmitted to the vibration energy dissipation block, and the vibration energy dissipation block rapidly reciprocates under a huge driving force, so that the toughness energy consumption is realized, and the overall stability is improved.
Drawings
FIG. 1 is a schematic view of the whole structure of an assembled coastal protection structure having a flexible energy dissipation function;
FIG. 2 is a schematic structural view of an elastic buffer block in an assembled coastal protection structure with a flexible energy dissipation function;
FIG. 3 is a schematic structural diagram of a wave-stopping wall block and an energy-dissipating reset assembly in an assembled coastal protection structure with a toughness energy-dissipating function;
in the figure: 1. an elastic buffer block body; 2. a connecting chain; 3. a first tie bar; 4. a drain hole; 5. a wave-blocking wall block; 6. an energy dissipation reset assembly; 11. ring steel; 12. an elastic block; 13. a threaded post; 14. mounting grooves; 15. a spacing chain; 16. a limiting post; 51. a wall body; 52. a limiting groove; 53. a guide post; 54. a base; 61. a guide seat; 62. a ring seat; 63. oscillating energy dissipation blocks; 64. a connecting rod; 65. double-layer energy dissipation rings; 66. a pillar; 67. a base.
Detailed Description
Referring to fig. 1 to 3, the invention provides an assembled coastal protection structure with toughness energy dissipation function, which comprises a wave dissipation platform, wherein one side of the wave dissipation platform is provided with a first slope extending to the bottom of a bank slope, the other side of the wave dissipation platform is provided with a second slope extending to the top of the bank slope, a wave blocking wall block 5 is arranged above the second slope, the wave blocking wall block 5 is supported by an energy dissipation resetting component 6, so that the energy dissipation resetting component 6 can dissipate and reset the wave blocking wall block 5 during wave dissipation, and a drain hole 4 can be arranged on the second slope to absorb part of sea waves and convey the sea waves through a pipeline below the drain hole;
lay elastic buffer block on the first slope and arrange, elastic buffer block arranges including elastic buffer block 1, and adopts connecting chain 2 to link to each other between two adjacent elastic buffer blocks 1 to the wholeness that the elastic buffer block was arranged has been increased, and, construct a plurality of elastic buffer blocks through connecting chain 2 and establish to array form, can fine adaptation corrode by the wave for a long time and the deformation beach that leads to, and a plurality of elastic buffer blocks of array form can laminate with the beach well, realize the protection.
In this embodiment, as shown in fig. 3, the wave blocking wall block 5 includes a wall body 51, an energy dissipation bin is provided in the middle of the wall body 51, multiple sets of energy dissipation springs are used in the energy dissipation bin to connect with an energy dissipation reset end of the energy dissipation reset assembly 6, the bottom of the wall body 51 is supported by a base 54, and the base 54 is anchored to the top of the bank slope by an anchor rod.
In addition, the energy dissipation resetting assembly 6 comprises a guide seat 61, a ring seat 62, an oscillation energy dissipation block 63 and a double-layer energy dissipation ring 65, wherein one end of the guide seat 61 is connected with the wall 51, the other end of the guide seat 61 is in limit sliding sleeve on the ring seat 62, the ring seat 62 is fixed on a base 67 by adopting a support column 66, and the base 67 is anchored on the top of the bank slope by adopting an anchor rod;
the ring seat 62 is provided with a double-layer energy dissipation ring 65, the double-layer energy dissipation ring 65 is connected with a connecting rod 64, the other end of the connecting rod 64 penetrates through the guide seat 61 and an opening of the energy dissipation bin to be connected with an oscillation energy dissipation block 63, the connecting rod 64 and the double-layer energy dissipation ring 65 jointly form an energy dissipation reset end, namely, when large sea waves impact the wall body 51, the wall body 51 can be driven to slightly move up and down, the micro motion of the wall body 51 can be transmitted to the oscillation energy dissipation block 63, and the oscillation energy dissipation block 63 rapidly reciprocates under a large driving force to achieve toughness energy dissipation.
In a preferred embodiment, the double-layer energy dissipation ring 65 comprises an outer ring and an inner ring, the outer ring is connected with the connecting rod 64, a reset energy dissipation ring is connected between the outer ring and the inner ring, the inner ring is connected to the ring seat 62 by using another reset energy dissipation ring, and the reset energy dissipation ring can promote the connecting rod 64 and the oscillation energy dissipation block 63 to keep the initial state.
As a preferred embodiment, a plurality of wave-blocking wall blocks 5 are arranged at intervals along the coast running direction at the top of the bank slope, limiting grooves 52 are formed in two sides of each wave-blocking wall block 5, connecting columns are inserted into the limiting grooves 52 between two adjacent wave-blocking wall blocks 5, and the connecting columns are arranged in the limiting grooves 52 in a limiting sliding manner, so that the plurality of wave-blocking wall blocks 5 can be connected by arranging the limiting grooves and the connecting columns, the whole assembly structure is realized, and the problems of inconvenient installation and replacement repair caused by the integrated structure are reduced.
In a preferred embodiment, a guiding post 53 is fixed at the bottom of the wall 51, and the guiding post 53 is slidably inserted into a sliding slot, which is opened in a base 54.
In this embodiment, as shown in fig. 2, the elastic buffer block 1 includes a ring steel 11, a threaded column 13 and a mounting groove 14, wherein the threaded column 13 is coaxially fixed to the bottom of the ring steel 11, the bottom of the threaded column 13 is connected to a limiting ring by a limiting chain 15, the limiting ring is rotatably disposed in the mounting groove 14, a thread is further disposed at an opening of the mounting groove 14, and is used for being in threaded connection with the threaded column 13, so as to maintain the ring steel 11 and the mounting groove 14 in a fixed state in an initial state, and in an initial stage, the ring steel is in threaded connection with the mounting groove 14, so that the fixed state of the ring steel 11 can be maintained, which is beneficial for laying in a construction process, and the ring steel 11 in the elastic buffer block 1 can automatically separate from the mounting groove 14 under long-term impact of ocean waves, thereby improving response of the elastic buffer block to smaller ocean waves.
In a preferred embodiment, a plurality of elastic blocks 12 are distributed on the outer surface of the ring steel 11, and a limiting column 16 is fixed at the bottom of the mounting groove 14;
a first series beam 3 is arranged at the top of the first slope;
the connecting chain 2 at the top is connected with a first row beam 3, the connecting chain at the bottom is connected with a second row beam,
it should be explained that the ring steel 11 is connected with the mounting groove 14 by the limiting chain 15, so that the moving range of the ring steel 11 is increased, the response of the ring steel 11 to sea waves is improved, the effects of wave dissipation and energy dissipation are achieved, the climbing height of the waves is reduced, and the impact of the waves on the sea wall structure above the platform is weakened.
A construction method of an assembly type coast protection structure with a toughness energy dissipation function comprises the following steps:
s1, connecting elastic buffer block bodies 1 on a laying ship by using a connecting chain 2 to form an elastic buffer block body row;
s2, horizontally pulling the elastic buffer block rows layer by using equipment on the laying ship, connecting a connecting chain 2 at the end part to a first series beam 3, and connecting the connecting chain 2 at the other end to a second series beam;
s3, anchoring the base 54 and the base 67 to the top of the bank slope by using anchor rods;
s4, positioning and placing the wall 51 by using the guide columns 53, and presetting an oscillation energy dissipation block 63 in the wall 51;
s5, fixing the ring seat 62 by using a strut 66, sleeving the guide seat 61 outside the ring seat 62, fixedly connecting the guide seat 61 with a wall, and connecting the oscillation energy dissipation block 63 with a double-layer energy dissipation ring 65 by using a connecting rod 64;
in addition, the ring steel 11 in the elastic buffer block 1 automatically breaks away from the mounting groove 14 under the impact of sea waves, and the response of the elastic buffer block to smaller sea waves is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (6)
1. The utility model provides an assembled coast protection structure that possesses toughness energy dissipation function, includes the unrestrained platform that disappears, the one side of the unrestrained platform that disappears has the first slope that extends to bank slope bottom, the opposite side of the unrestrained platform that disappears has the second slope that extends to bank slope top, its characterized in that: a wave blocking wall block (5) is arranged above the second slope, and the wave blocking wall block (5) is supported by an energy dissipation reset assembly (6) so as to provide energy dissipation and reset for the wave blocking wall block (5) through the energy dissipation reset assembly (6) during wave blocking;
an elastic buffer block row is laid on the first slope and comprises elastic buffer blocks (1), and two adjacent elastic buffer blocks (1) are connected by a connecting chain (2);
the wave-blocking wall block (5) comprises a wall body (51), an energy dissipation bin is arranged in the middle of the wall body (51), a plurality of groups of energy dissipation springs are adopted in the energy dissipation bin to be connected with an energy dissipation reset end of an energy dissipation reset assembly (6) together, the bottom of the wall body (51) is supported by a base (54), and an anchoring anchor rod is adopted by the base (54) to be anchored at the top of a bank slope;
the energy dissipation reset assembly (6) comprises a guide seat (61), a ring seat (62), an oscillation energy dissipation block (63) and a double-layer energy dissipation ring (65), wherein one end of the guide seat (61) is connected with a wall body (51), the other end of the guide seat (61) is limited and sleeved on the ring seat (62) in a sliding mode, the ring seat (62) is fixed on a base (67) through a support column (66), and the base (67) is anchored to the top of a bank slope through an anchor rod;
the ring seat (62) is internally provided with a double-layer energy dissipation ring (65), the double-layer energy dissipation ring (65) is connected with a connecting rod (64), the other end of the connecting rod (64) passes through the guide seat (61) and an opening of the energy dissipation bin to be connected with an oscillating energy dissipation block (63), and the oscillating energy dissipation block (63), the connecting rod (64) and the double-layer energy dissipation ring (65) jointly form an energy dissipation reset end;
the elastic buffer block body (1) comprises ring steel (11), a threaded column (13) and a mounting groove (14), wherein the threaded column (13) is coaxially fixed at the bottom of the ring steel (11), the bottom of the threaded column (13) is connected with a limiting ring through a limiting chain (15), the limiting ring is rotatably arranged in the mounting groove (14) in a limiting manner, threads are further arranged at an opening of the mounting groove (14) and are used for being in threaded connection with the threaded column (13), and therefore the ring steel (11) and the mounting groove (14) are kept to be fixedly connected in an initial state;
a plurality of elastic blocks (12) are distributed on the outer surface of the ring steel (11), and a limiting column (16) is fixed at the bottom of the mounting groove (14); a first series row beam (3) is arranged at the top of the first slope; the connecting chain (2) positioned at the top is connected with the first series beam (3), and the connecting chain positioned at the bottom is connected to the second series beam.
2. The fabricated coast protection structure with flexible energy dissipation according to claim 1, wherein: the double-layer energy dissipation ring (65) comprises an outer ring and an inner ring, the outer part of the outer ring is connected with the connecting rod (64), a reset energy dissipation ring is connected between the outer ring and the inner ring, and the inner ring is connected to the ring seat (62) through another reset energy dissipation ring.
3. The fabricated coast protection structure with flexible energy dissipation function according to claim 1, wherein: a plurality of wave-blocking wall pieces (5) have been arranged along the coast on bank slope top trend interval, spacing groove (52) have been seted up to the both sides of wave-blocking wall piece (5), have pegged graft in spacing groove (52) between two adjacent wave-blocking wall pieces (5), the spacing slip of spliced pole sets up in spacing groove (52).
4. The fabricated coast protection structure with flexible energy dissipation according to claim 1, wherein: the bottom of wall body (51) is fixed with guide post (53), in guide post (53) slip embedding spout, the spout is seted up in base (54).
5. A method for constructing an assembled coastal protection structure having a flexible energy dissipation function, using the assembled coastal protection structure as set forth in any of claims 1 to 4, characterized in that: the method comprises the following steps:
s1, connecting elastic buffer blocks (1) by using a connecting chain (2) on a laying ship to form an elastic buffer block row;
s2, horizontally pulling the elastic buffer block rows layer by using equipment on the laying ship, connecting a connecting chain (2) at the end part to a first series beam (3), and connecting the connecting chain (2) at the other end to a second series beam;
s3, anchoring the base (54) and the base (67) on the top of the bank slope by using an anchor rod;
s4, positioning and placing the wall body (51) by using the guide columns (53), and presetting an oscillation energy dissipation block (63) in the wall body (51);
s5, fixing the ring seat (62) by using a support column (66), sleeving a guide seat (61) outside the ring seat (62), fixedly connecting the guide seat (61) with a wall body, and connecting the oscillation energy dissipation block (63) with a double-layer energy dissipation ring (65) by using a connecting rod (64).
6. The construction method of the fabricated coast protection structure with the toughness and the energy dissipation function according to claim 5, wherein: the ring steel (11) in the elastic buffer block body (1) automatically breaks away from the mounting groove (14) under the impact of sea waves.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110981233.4A CN113718705B (en) | 2021-08-25 | 2021-08-25 | Fabricated coast protection structure with toughness energy dissipation function and construction method |
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| CN202110981233.4A CN113718705B (en) | 2021-08-25 | 2021-08-25 | Fabricated coast protection structure with toughness energy dissipation function and construction method |
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| CN114606911B (en) * | 2022-03-25 | 2023-06-20 | 应急管理部国家自然灾害防治研究院 | Device for preventing earthquake landslide surge from impacting dam structure |
| CN115679887B (en) * | 2022-10-18 | 2023-09-12 | 广东海洋大学 | Ecological wave structure that disappears |
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|---|---|---|---|---|
| JP2000273838A (en) * | 2000-01-01 | 2000-10-03 | Soken Kogyo Kk | Beach nourishing method |
| WO2014045085A1 (en) * | 2012-09-19 | 2014-03-27 | Hans Scheel | Protection against tsunami and high sea waves |
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| KR100674477B1 (en) * | 2005-05-03 | 2007-01-25 | 이근희 | Method for constructing the coastline covering structures having a buffering function preventing the coastal erosion |
| CN101173511B (en) * | 2007-10-10 | 2010-12-15 | 李素明 | Dike-dam ocean wave-proof rubber building blocks |
| CN104612104B (en) * | 2015-02-05 | 2016-10-12 | 河海大学 | A kind of flexible coast protection structure and method of construction thereof |
| CN109098155B (en) * | 2018-09-19 | 2024-03-15 | 华北水利水电大学 | Hydraulic engineering curved surface energy dissipation wall |
| CN211256847U (en) * | 2019-06-05 | 2020-08-14 | 中交天航南方交通建设有限公司 | Assembled breakwater |
| CN210797436U (en) * | 2019-09-09 | 2020-06-19 | 深圳市深安企业有限公司 | Gentle type seawall protective structure |
| CN212000871U (en) * | 2020-03-26 | 2020-11-24 | 四川华远建设工程有限公司 | Wave wall construction reinforcing apparatus |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000273838A (en) * | 2000-01-01 | 2000-10-03 | Soken Kogyo Kk | Beach nourishing method |
| WO2014045085A1 (en) * | 2012-09-19 | 2014-03-27 | Hans Scheel | Protection against tsunami and high sea waves |
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