CN210163846U - Novel open-hole caisson permeable breakwater - Google Patents
Novel open-hole caisson permeable breakwater Download PDFInfo
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- CN210163846U CN210163846U CN201920747392.6U CN201920747392U CN210163846U CN 210163846 U CN210163846 U CN 210163846U CN 201920747392 U CN201920747392 U CN 201920747392U CN 210163846 U CN210163846 U CN 210163846U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 230000000903 blocking effect Effects 0.000 claims description 15
- 238000003780 insertion Methods 0.000 claims description 11
- 230000037431 insertion Effects 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 238000009991 scouring Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000021715 photosynthesis, light harvesting Effects 0.000 abstract description 3
- 238000004062 sedimentation Methods 0.000 abstract description 3
- 239000012466 permeate Substances 0.000 abstract 2
- 238000010276 construction Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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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
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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Abstract
The utility model belongs to the technical field of the ocean, a novel trompil caisson permeable breakwater is provided, including protecting end, preceding toe, back toe and dyke body four parts, the dyke body divide into upper portion wave breaking room, the lower part culvert that permeates water, be used for communicating the upper portion wave breaking room and the lower part pressure release passageway of the culvert that permeates water and other watertight dyke body parts. The utility model has the advantages that: 1) the energy dissipation is realized by utilizing the self kinetic energy of waves, so that the wave load borne by the structure can be reduced, the wave height behind a dike is reduced, and the water surface in a harbor is ensured to be stable; 2) the water body exchange can be carried out inside and outside the breakwater, and the influence on the marine ecological environment is small; 3) the structure is convenient to prefabricate and construct, convenient to install, safe and time-saving; 4) can prevent silt to enter the port, effectively prevent the problem of sedimentation in the port, guarantee to have sufficient depth of water in the port.
Description
Technical Field
The utility model belongs to the technical field of the ocean, involve a formula breakwater that passes through, especially relate to a novel trompil caisson formula breakwater that passes through.
Background
At present, the strategic position of oceans in China is increasingly promoted, and marine structures gradually develop from offshore to deep sea; in addition, the marine ecological civilization construction is strengthened in recent years, and new requirements are provided for the construction of blue gulfs and green and environment-friendly 'green ports' for protecting hydrodynamic force and natural shoreline environment, so that marine structures such as breakwaters and the like are met.
Conventional breakwaters such as slope dikes and vertical dikes have many defects in the aspects of changes, limit the circulation of water in the harbor, greatly influence the water environment of nearby sea areas, and easily cause the problems of silt scouring change, water quality reduction in the harbor and the like.
According to the wave theory, the wave energy is mainly concentrated on the upper layer of the water body, and more than 90 percent of the wave energy is concentrated in the wave height range of 2-3 times of the water surface.
In view of the social needs and the characteristics of wave energy distribution, the research on novel breakwater structures is more and more focused. The permeable breakwater is a novel breakwater structure, and aims to adapt to the wave conditions of the deep water environment, improve the wave-dissipating performance of long-period waves and meet the requirements of the permeable ecological environment by combining some wave-dissipating measures and permeable structures, so that the requirements of future development on breakwater structures are met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to optimize the formula breakwater structure that passes through, provide a novel trompil caisson formula breakwater that passes through. The utility model utilizes the self kinetic energy of the wave to dissipate the energy, can reduce the wave load borne by the structure, reduce the wave height behind the dike and ensure the water surface in the harbor to be stable; the water body exchange can be carried out inside and outside the breakwater, and the influence on the marine ecological environment is small; the structure is convenient to prefabricate and construct, convenient to install, safe and time-saving; can prevent silt to enter the port, effectively prevent the problem of sedimentation in the port, guarantee to have sufficient depth of water in the port.
The technical scheme of the utility model:
a novel open caisson permeable breakwater comprises a protective bottom 1, a front toe 2, a rear toe 3 and a dike body 4, wherein the dike body 4 is divided into an upper wave breaking chamber, a lower water permeable culvert 5, a pressure relief channel 13 for communicating the upper wave breaking chamber with the lower water permeable culvert 5 and other water impermeable dike body parts; the wave dissipation chamber comprises a primary wave dissipation chamber 6 and a secondary wave dissipation chamber 7 which are arranged in front and back; the primary wave dissipation chamber 6 is provided with perforated wave baffles which are alternately arranged up and down, namely an upper perforated wave baffle 8 and a lower perforated wave baffle 9, wave energy is consumed mainly in a mode that the vertical baffle reflects the wave energy and the baffle is perforated to form a vortex, and meanwhile, as the wave passes through the pores, the influence of friction is exerted, the reflectivity can be reduced, and the energy loss is increased; a plurality of layers of horizontal plates 10 are arranged in the secondary wave dissipation chamber 7, the end parts of the horizontal plates 10 are inclined insertion plates 11 with an integral structure, and the tail end of the secondary wave dissipation chamber 7 is provided with a solid wave blocking plate 12; the waves are deformed by the pressing action of the horizontal plate 10 and the inclined insertion plate 11, great influence is generated on the movement of water particles, and the effect of reducing wave energy is further achieved, the width of the horizontal plate 10 is longer according to the wavelength, so that the contact area between the waves and the horizontal plate 10 is increased, more wave energy is consumed, and the characteristic of large long-period wave energy is responded; the solid wave blocking plate 12 intensifies turbulence of a water body entering the structure and a water body transmitted to the breakwater to form eddy dissipation wave energy;
the pressure relief channel 13 is arranged on the embankment body 4 below the upper wave dissipation chamber and corresponds to the lower part of the secondary wave dissipation chamber 7; the embankment body 4 integrated with the pressure relief channel 13 is positioned below the primary wave dissipation chamber 6, so that the fixing of the lower opening wave-blocking plate 9 is realized; the pressure relief channel 13 is used for reducing wave load at the top of the breakwater, waves are sequentially dissipated by the upper primary wave dissipation chamber 6 and the upper secondary wave dissipation chamber 7 and then flow into the culvert 5 through the pressure relief channel 13, one part of water enters the harbor from the culvert 5 for water body exchange, and the other part of water and the water body transferred to the breakwater are turbulently moved to form vortex wave energy for dissipation;
the culvert 5 is a water permeable channel, provides a permeable effect for the breakwater, is convenient for water body exchange, has small influence on the marine ecological environment, and is beneficial to marine pollution treatment;
the watertight dike body part is positioned below the culvert 5, so that the silt can be prevented from entering a harbor, the problem of harbor siltation is effectively prevented, and the harbor is ensured to have enough water depth; the two ends of the bottom of the toy are divided into a front toe 2 and a rear toe 3 which are used for resisting overturning moment and stabilizing a structure;
the protective bottom 1 is a quarter wavelength and is fixed at the end of the front toe 2 to prevent the structural instability caused by silt scouring.
The top elevations of the primary wave dissipation chamber 6 and the secondary wave dissipation chamber 7 are positioned above one wave height of the water surface, and the bottom elevations are positioned below two wave heights of the water surface, so that more than 90% of wave energy concentrated at the accessories of the water surface is reduced;
the dyke body 4 is of a reinforced concrete structure.
The size specification, the number, the opening rate and the arrangement form of the upper opening breakwater 8 and the lower opening breakwater 9 are set according to engineering projects.
The elevation and the number of the horizontal plates 10 of the tail end integrated inclined insertion plate 11, the plate distance of the horizontal plates 10, the height of the inclined insertion plate 11 and the inclination angle between the inclined insertion plate 11 and the horizontal plates 10 are set according to engineering projects.
The utility model has the advantages that: 1) the energy dissipation is realized by utilizing the self kinetic energy of waves, so that the wave load borne by the structure can be reduced, the wave height behind a dike is reduced, and the water surface in a harbor is ensured to be stable; 2) the water body exchange can be carried out inside and outside the breakwater, and the influence on the marine ecological environment is small; 3) the structure is convenient to prefabricate and construct, convenient to install, safe and time-saving; 4) can prevent silt to enter the port, effectively prevent the problem of sedimentation in the port, guarantee to have sufficient depth of water in the port.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a full sectional view of the present invention.
In the figure: 1, protecting the bottom; 2 the front toe; 3, the rear toe; 4, a dike body; 5, a culvert is arranged; 6, a first-stage wave dissipation chamber; 7, a secondary wave dissipation chamber; 8, opening a wave blocking plate; 9, opening a hole wave-blocking plate; 10 horizontal plates; 11, oblique inserting plates; 12 solid breakwaters; 13 pressure relief channel.
Detailed Description
The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
as shown in fig. 1, a novel open caisson permeable breakwater comprises a protective bottom 1, a front toe 2, a rear toe 3 and a breakwater body 4; the dyke body 4 is divided into a first-stage wave-breaking chamber 6 and a second-stage wave-breaking chamber 7 at the upper part, a water-permeable culvert 5 at the lower part, a pressure-relief channel 13 for connecting the first-stage wave-breaking chamber and the second-stage wave-breaking chamber (6, 7) at the upper part and the culvert 5 at the lower part, and other watertight dyke body 4 parts; the first-stage wave dissipation chamber 6 is composed of a plurality of upper opening wave blocking plates 8 and lower opening wave blocking plates 9 (shown in figure 2) which are alternately arranged up and down, and the second-stage wave dissipation chamber 7 is composed of a plurality of horizontal plates 10 of end integrated oblique inserting plates 11 and a solid wave blocking plate 12 at the tail end of the second-stage wave dissipation chamber 7. The utility model discloses after the structure is prefabricated to accomplish and satisfies the requirement, through the tow boat consignment and sink to the engineering position, the abundant depth of water of caisson bottom should be confirmed according to natural condition and construction requirement.
In this embodiment, the embankment body 4 is a reinforced concrete structure.
In this embodiment, the size, number, aperture ratio and arrangement form of the upper opening breakwater 8 and the lower opening breakwater 9 may be set according to engineering projects.
In this embodiment, the elevation and the number of the horizontal plates 10 of the end integrated inclined insertion plate 11, the plate distance of the horizontal plates 10, the height of the inclined insertion plate 11, and the inclination angle between the inclined insertion plate 11 and the horizontal plate 10 may be set according to engineering projects.
The utility model discloses a theory of operation is: the size of the breakwater bottom 1 is a quarter wavelength, so that the structural instability caused by silt scouring can be prevented; the front toe 2 and the rear toe 3 resist overturning moment and stabilize the structure; the flow penetrating effect of the culvert 5 is convenient for water body exchange, has small influence on the marine ecological environment and is beneficial to marine pollution treatment; the upper wave dissipation chamber is divided into a first-stage wave dissipation chamber 6 and a second-stage wave dissipation chamber 7, the top elevation is positioned above one wave height of the water surface, and the bottom elevation is positioned below the two wave height of the water surface, so that more than 90% of wave energy concentrated at the accessories of the water surface is reduced; the primary wave dissipation chamber 6 is composed of a plurality of upper open hole wave blocking plates 8 and lower open hole wave blocking plates 9 which are alternately arranged up and down, wave energy is consumed mainly in a mode that the vertical baffle plates reflect wave energy and the baffle plates open holes form a vortex, and meanwhile, because the waves are influenced by friction force when passing through the holes, the reflectivity can be reduced, and the energy loss is increased; the secondary wave dissipation chamber 7 consists of a plurality of horizontal plates 10 with end parts integrated with inclined insertion plates 11 and a solid wave blocking plate 12 at the tail end of the secondary wave dissipation chamber 7, waves are deformed by the pressing action of the horizontal plates 10 and the inclined insertion plates 11, great influence is generated on the movement of water particles, and the effect of wave energy dissipation is further achieved, the plate width selects a longer scale according to the wavelength, so that the contact area between the waves and the plates is increased, more wave energy is consumed, and the characteristic of large long-period wave energy is responded; the solid wave blocking plate 12 at the tail end of the secondary wave dissipation chamber 7 intensifies the turbulence of the water body entering the structure and the water body transmitted to the breakwater to form eddy current wave energy for dissipating; the pressure relief channel 13 is connected with the first-stage wave dissipation chamber (6, 7) at the upper part, the second-stage wave dissipation chamber (7) and the culvert 5 at the lower part, in order to reduce the wave load at the top of the breakwater, the waves are dissipated by the first-stage wave dissipation chamber (6) at the upper part and the second-stage wave dissipation chamber (7) at the upper part and then flow into the culvert 5 through the pressure relief channel 13, one part of water enters a harbor from the culvert 5 for water body exchange, and the other part of water is turbulent with the water body transmitted to the breakwater to; be located culvert 5 below for impervious dyke body part, can prevent silt from entering the port, effectively prevent the interior siltation problem of port, guarantee to have sufficient depth of water in the port.
The utility model discloses the prefabricated construction of structure is convenient, simple to operate safety labour saving and time saving.
Although the embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments and application fields, and the above-described embodiments are illustrative, instructive, and not restrictive. Those skilled in the art, having the benefit of this disclosure, may effect numerous modifications thereto without departing from the scope of the invention as defined by the appended claims.
Claims (8)
1. The novel open caisson permeable breakwater is characterized by comprising a bottom protection (1), a front toe (2), a rear toe (3) and a dike body (4), wherein the dike body (4) is divided into an upper wave breaking chamber, a lower permeable culvert (5), a pressure relief channel (13) for communicating the upper wave breaking chamber with the lower permeable culvert (5) and a water-impermeable dike body part; the wave dissipation chamber comprises a primary wave dissipation chamber (6) and a secondary wave dissipation chamber (7) which are arranged in front and back; the primary wave dissipation chamber (6) is provided with perforated wave blocking plates which are alternately arranged up and down, namely an upper perforated wave blocking plate (8) and a lower perforated wave blocking plate (9); a plurality of layers of horizontal plates (10) are arranged in the secondary wave dissipation chamber (7), the end parts of the horizontal plates (10) are inclined insertion plates (11) of an integrated structure, and the tail end of the secondary wave dissipation chamber (7) is provided with a solid wave blocking plate (12);
the pressure relief channel (13) is arranged on the embankment body (4) below the upper wave dissipation chamber and corresponds to the position below the secondary wave dissipation chamber (7); the embankment body (4) integrated with the pressure relief channel (13) is positioned below the primary wave dissipation chamber (6) to realize the fixation of the lower open hole wave blocking plate (9);
the culvert (5) is a water permeable channel, provides a permeable effect for the breakwater, is convenient for water body exchange, has small influence on the marine ecological environment, and is beneficial to marine pollution treatment;
the part of the watertight dike body is positioned below the culvert (5), and the two ends of the bottom of the culvert are divided into a front toe (2) and a rear toe (3) which are used for resisting overturning moment and stabilizing a structure;
the sole (1) is a quarter wavelength and is fixed at the front toe (2) end for preventing the structure from being unstable due to silt scouring.
2. The novel open caisson permeable breakwater of claim 1, wherein the top elevations of the first wave breaking chamber (6) and the second wave breaking chamber (7) are above one wave height of the water surface, and the bottom elevations are below two wave heights of the water surface, so as to reduce more than 90% of wave energy concentrated at the accessories of the water surface.
3. A novel open-pored caisson permeable breakwater according to claim 1 or 2, wherein said dyke body (4) is of reinforced concrete structure.
4. The novel open caisson permeable breakwater of claim 1 or 2, wherein the size, number, open ratio and arrangement of the upper open breakwater (8) and the lower open breakwater (9) are set according to engineering projects.
5. The novel open caisson permeable breakwater of claim 3, wherein the size, number, open ratio and arrangement of the upper open breakwater (8) and the lower open breakwater (9) are set according to engineering projects.
6. A novel open caisson permeable breakwater according to claim 1, 2 or 5, wherein the elevation and number of the horizontal plates (10) of the end integrated oblique inserting plate (11), the plate distance of the horizontal plates (10), the height of the oblique inserting plate (11), and the inclination angle between the oblique inserting plate (11) and the horizontal plate (10) are set according to engineering projects.
7. The novel open caisson permeable breakwater of claim 3, wherein the elevation and number of the horizontal plates (10) of the end integrated oblique inserting plate (11), the plate distance of the horizontal plates (10), the height of the oblique inserting plate (11), and the inclination angle between the oblique inserting plate (11) and the horizontal plate (10) are set according to engineering projects.
8. The novel open caisson permeable breakwater of claim 4, wherein the elevation and number of the horizontal plates (10) of the end integrated oblique inserting plate (11), the plate distance of the horizontal plates (10), the height of the oblique inserting plate (11), and the inclination angle between the oblique inserting plate (11) and the horizontal plate (10) are set according to engineering projects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920747392.6U CN210163846U (en) | 2019-05-23 | 2019-05-23 | Novel open-hole caisson permeable breakwater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920747392.6U CN210163846U (en) | 2019-05-23 | 2019-05-23 | Novel open-hole caisson permeable breakwater |
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| CN210163846U true CN210163846U (en) | 2020-03-20 |
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| CN201920747392.6U Active CN210163846U (en) | 2019-05-23 | 2019-05-23 | Novel open-hole caisson permeable breakwater |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080164A (en) * | 2019-05-23 | 2019-08-02 | 大连理工大学 | A kind of novel Acting on Perforated Caisson curtain wall type breakwater |
| CN111827201A (en) * | 2020-06-18 | 2020-10-27 | 中国海洋大学 | Combined breakwater |
| CN111877280A (en) * | 2020-07-07 | 2020-11-03 | 河海大学 | Energy dissipation box |
-
2019
- 2019-05-23 CN CN201920747392.6U patent/CN210163846U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080164A (en) * | 2019-05-23 | 2019-08-02 | 大连理工大学 | A kind of novel Acting on Perforated Caisson curtain wall type breakwater |
| CN111827201A (en) * | 2020-06-18 | 2020-10-27 | 中国海洋大学 | Combined breakwater |
| CN111877280A (en) * | 2020-07-07 | 2020-11-03 | 河海大学 | Energy dissipation box |
| CN111877280B (en) * | 2020-07-07 | 2021-05-18 | 河海大学 | Energy dissipation box |
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