CN213416615U - Coastal vertical flow constructed wetland - Google Patents

Coastal vertical flow constructed wetland Download PDF

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Publication number
CN213416615U
CN213416615U CN202022217196.3U CN202022217196U CN213416615U CN 213416615 U CN213416615 U CN 213416615U CN 202022217196 U CN202022217196 U CN 202022217196U CN 213416615 U CN213416615 U CN 213416615U
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China
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coastal
baffle
vertical flow
dam
constructed wetland
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CN202022217196.3U
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Chinese (zh)
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李赐创
阳灵泉
刘海波
何正友
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Shenzhen Construction Engineering Group Co Ltd
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Shenzhen Construction Engineering Group Co Ltd
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Abstract

The utility model relates to a coastal vertical current constructed wetland belongs to constructed wetland technical field, it is including being no less than two separate the barricade and correspond the setting and separate the vertical current filter layer between the barricade, it sets up to separate barricade perpendicular to sea level, the barricade upper end of separating of keeping away from coastal culture area one side is equipped with the retaining dam, be equipped with garbage collection mechanism on the retaining dam, garbage collection mechanism includes baffle and buoyancy spare, the baffle rotates with the retaining dam to be connected, buoyancy spare is fixed in the baffle upper end, the baffle rotates towards coastal culture area direction when the sea water rises, the baffle perpendicular to retaining dam when the sea water moves back down. The application has the effect of solving the problem that the marine garbage influences the environment of the coastal culture area.

Description

Coastal vertical flow constructed wetland
Technical Field
The application relates to the field of artificial wetlands, in particular to a coastal vertical flow artificial wetland.
Background
Aquafarms are places where production activities of breeding, cultivating and harvesting aquatic animals and plants are controlled by humans. Aquaculture generally involves the entire process of growing aquatic products from fingerlings under artificial breeding management. In a broad sense, this may also include the proliferation of aquatic resources. Aquaculture in coastal areas is also increasing in their weight in aquaculture as aquaculture production increases rapidly.
In the existing coastal aquaculture industry, in order to prevent other marine organisms from damaging culture conditions in a coastal culture area, a blocking net is arranged at the periphery of the bordering sea in the coastal culture area to prevent large animals from entering the coastal culture area.
Aiming at the related technologies, the inventor thinks that garbage on the sea surface floats to the coastal culture area through the blocking net along the seawater and stays in the coastal culture area, thereby influencing the environment of the coastal culture area, polluting the cultured seafood and indirectly influencing the health of people.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the garbage of the ocean influences the environment of a coastal culture area, the application provides a coastal vertical current artificial wetland.
The coastal vertical flow constructed wetland provided by the application adopts the following technical scheme:
the utility model provides a coastal vertical flow constructed wetland, is separating the barricade and correspond the setting and is separating the vertical flow filter layer between the barricade including being no less than two, separate barricade perpendicular to sea level setting, keep away from coastal culture area one side it is equipped with the retaining dam to separate the barricade upper end, be equipped with garbage collection mechanism on the retaining dam, garbage collection mechanism includes baffle and buoyancy spare, the baffle rotates with the retaining dam to be connected, buoyancy spare is fixed in the baffle upper end, when the sea water rises the baffle rotates towards coastal culture area direction, when the sea water moves back down the baffle perpendicular to retaining dam.
By adopting the technical scheme, the partition walls are arranged, so that the scouring erosion of the seawater to the wetland can be prevented; by arranging the dam, the effect of buffering sea waves can be effectively achieved, and a stable living environment is provided for plants in the artificial wetland; through the arrangement of the garbage collection mechanism, garbage overflowing to the wetland along with seawater can be collected in a centralized manner, the ecological environment of the artificial wetland is improved, and the artificial wetland is convenient to manage.
Preferably, the middle part of the baffle is hollowed, an intercepting net is arranged at the hollowed part of the baffle and is fixedly connected with the baffle.
Through adopting above-mentioned technical scheme, through the setting to the interception net, reduced the weight of baffle, make things convenient for the baffle to reset.
Preferably, the baffle is provided with a plurality of water drainage holes.
Through adopting above-mentioned technical scheme, through the setting to the outlet, make things convenient for the sea water to flow out the baffle and keep off when keeping off between the net with rubbish entrapment between baffle and the fender net.
Preferably, the garbage collection mechanism further comprises a blocking net, and the blocking net is parallel to the blocking wall and fixed at the lower end of the blocking dam.
Through adopting above-mentioned technical scheme, through the setting to keeping off the net, when the sea water moves back down, with rubbish spacing between baffle and keeping off the net, conveniently carry out centralized processing to rubbish.
Preferably, a limiting plate is fixed on one side of the dam, which is far away from the coastal culture area, and the upper end of the limiting plate is abutted against a baffle plate which is perpendicular to the dam.
Through adopting above-mentioned technical scheme, through the setting to the limiting plate, prevent that the baffle from rotating to the one side of keeping away from the coastal culture area, lead to rubbish to get into in the sea area again.
Preferably, a plurality of the vertical flow filter layers rise in a step shape in a direction away from the coastal culture area.
By adopting the technical scheme, the seawater starts to be filtered along the vertical flow filter layer far away from one side of the coastal culture area through the multistage arrangement of the vertical flow filter layers, so that the seawater is conveniently filtered.
Preferably, the vertical flow filter layer sequentially comprises a base stone layer, a cobble layer, a coarse sand layer, a fine sand layer and a planting region from bottom to top.
Through adopting above-mentioned technical scheme, through the setting to the vertical current filter layer, different filter layers correspond different filter effects, and planting district can play the effect of fixed soil and water, also can absorb the harmful substance in the sea water, provides living environment for the organism in the wetland.
Preferably, fine sand layer upper end is provided with a plurality of rock pieces, planting district sets up with a plurality of rock piece intervals.
Through adopting above-mentioned technical scheme, when the sea water was walked over constructed wetland, through setting up the interval to rock and stone and planting, for the plant provides the buffering, prevent that the plant from being washed away by the sea water.
Preferably, the lower ends of the partition walls among the plurality of vertical flow filtering layers are provided with water outlets corresponding to the foundation stone layer.
By adopting the technical scheme, the seawater flows to the next vertical flow filter layer along the water outlet or flows into the culture area close to the side of the coastal culture area after being filtered by the vertical flow filter layer through the water outlet.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the garbage collection mechanism, garbage can be collected between the baffle plate and the blocking net in a centralized manner, so that the effects of improving the ecological environment of the wetland and preventing the garbage from influencing the environment of the coastal culture area are achieved;
2. by arranging the dam and the rock, the seawater can be buffered and decelerated when flowing over the artificial wetland, and the effect of providing a stable living environment for plants in the artificial wetland is achieved;
3. through the setting to multistage vertical current filter layer, can make different filter layers correspond different filter effects, realized the purifying effect to the sea water.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
fig. 2 is a partial structural schematic diagram of an embodiment of the present application.
Description of reference numerals: 1. a retaining wall; 11. a water outlet; 2. blocking a dam; 21. a limiting plate; 22. a torsion spring; 3. a vertical flow filtration layer; 31. a base stone layer; 32. a cobble layer; 33. coarse layer; 34. a fine sand layer; 35. a planting area; 36. a rock block; 4. a waste collection mechanism; 41. a baffle plate; 42. a buoyant member; 43. blocking the net; 44. a water drain hole; 45. and (5) intercepting a net.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a coastal vertical flow constructed wetland. Referring to fig. 1, the coastal vertical flow constructed wetland comprises at least two retaining walls 1 and a vertical flow filter layer 3 correspondingly arranged between the retaining walls 1, wherein the retaining walls 1 are arranged perpendicular to the sea level, a dam 2 is arranged at the upper end of the retaining wall 1 far away from one side of the coastal culture area, and the dam 2 can effectively play a role in buffering sea waves and provide a stable living environment for organisms in the constructed wetland. Be equipped with rubbish collection mechanism 4 on the dam 2, rubbish collection mechanism 4 includes baffle 41 and buoyancy 42, and baffle 41 rotates with dam 2 to be connected, and buoyancy 42 fixes in baffle 41 upper end, and baffle 41 rotates towards the regional direction of coastal culture during the sea water rises, and baffle 41 perpendicular to dam 2 when the sea water moves back down stops when the sea water moves back down to the rubbish that overflows to the wetland along with the sea water, prevents that rubbish from getting into the coastal culture region or follow the sea water again and get into the sea area.
Referring to fig. 1 and 2, in order to better collect the garbage, the garbage collecting mechanism 4 further comprises a blocking net 43, the blocking net 43 is vertical and fixed on the lower end face of the blocking dam 2, the height of the blocking net 43 is larger than that of the upper end face of the blocking dam 2 and smaller than that of the upper end face of the baffle 41, the garbage is prevented from floating into the wetland, and the garbage is conveniently treated in a centralized manner. The plurality of water drainage holes 44 are formed in the baffle 41, the water drainage holes 44 are convenient for seawater to retreat and simultaneously block garbage, and the arrangement of the blocking net 43 prevents seawater between the baffle 41 and the blocking net 43 from flowing into the artificial wetland, so that the garbage is limited between the baffle 41 and the blocking net 43.
Referring to fig. 1 and 2, in order to facilitate the resetting of the baffle 41, the middle part of the baffle 41 is hollowed, a blocking net 45 is arranged at the hollowed part of the baffle 41, the blocking net 45 is fixedly connected with the baffle 41, and the weight of the baffle 41 is reduced by the blocking net 45; the torsional spring 22 is hinged at the rotary joint of the baffle 41 and the upper end of the dam 2; in order to prevent the baffle 41 from rotating towards one side far away from the coastal culture area after resetting, a limiting plate 21 is fixedly arranged on one side of the dam 2 far away from the coastal culture area, and the upper end of the limiting plate 21 is abutted against the baffle 41 perpendicular to the state of the dam 2 to limit the baffle 41.
Referring to fig. 1, in order to realize the vertical flow purification of seawater, the vertical flow filter layer 3 sequentially comprises a basic stone layer 31, a cobblestone layer 32, a coarse layer 33, a fine sand layer 34 and a planting area 35 from bottom to top, wherein the basic stone layer 31 is used as the foundation of the artificial wetland and has the effect of blocking; the cobbles in the cobble layer 32 are smaller than the stone material of the base stone layer 31 and larger than the coarse layer 33, and different filtering layers have different filtering effects. In order to ensure the best vertical flow filtering effect, the lower end of the retaining wall 1 among the plurality of vertical flow filtering layers 3 is provided with a water outlet 11 corresponding to the substrate layer 31, and the seawater filtered from the vertical flow filtering layers 3 flows to the next vertical flow filtering layer 3 along the water outlet 11 or flows into the coastal culture area. Because of the high salinity of the water and soil in coastal areas, plants with high salt tolerance and drought and flood tolerant plants that can grow on the fine sand bed 34 are preferred for the growing area 35, such as: mangrove, vetch, bindweed, siebol, black pine, erythrina, padauk, alocasia, emerald green and crinum asiaticum, etc. The planting area 35 can not only fix water and soil, but also absorb harmful substances in seawater, thereby providing living environment for organisms in the wetland.
Referring to fig. 1, in order to achieve the best purification effect, the plurality of vertical flow filter layers 3 are stepped up in the direction away from the coastal culture area, in the present application, the vertical flow filter layers 3 are set in two stages, the seawater starts to be vertically filtered along the vertical flow filter layer 3 at the side away from the coastal culture area, the seawater infiltrates to the bed stone layer 31 along the vertical flow filter layer 3, then flows to the vertical flow filter layer 3 at the side close to the coastal culture area along the drainage port 11 of the partition wall 1, and the seawater is upwards filtered in the vertical flow filter layer 3 and finally flows into the coastal culture area.
Referring to fig. 1, in order to improve the seawater scouring resistance of plants in a planting area 35, a plurality of rock blocks 36 are arranged at the upper end of a fine sand layer 34, the planting area 35 and the rock blocks 36 are arranged at intervals, and when seawater flows over the artificial wetland, the rock blocks 36 provide buffering for the plants and prevent the seawater scouring from influencing the growth of the plants.
The implementation principle of the coastal vertical flow constructed wetland in the embodiment of the application is as follows: when seawater rises and overflows the dam 2, the baffle 41 rotates towards the direction of a coastal culture area under the action of water flow thrust, garbage overflows between the baffle 41 and the blocking net 43 along with the seawater, when the seawater moves back, the baffle 41 is restored to a state perpendicular to the dam 2 under the multiple acting forces of the buoyancy piece 42, the water flow thrust and the torsion spring 22 and is perpendicular to the dam 2 all the time under the limiting action of the limiting plate 21, the seawater flows back to the sea area along the drainage hole 44 and the blocking net 45, and the garbage is finally limited between the baffle 41 and the blocking net 43, so that the garbage is conveniently intensively cleaned. The seawater is filtered and purified vertically along the planting area 35, the fine sand layer 34, the coarse sand layer 33, the cobble layer 32 and the bed stone layer 31, and the purified seawater flows to the next vertical flow filter layer 3 along the water discharge port 11 or flows into the coastal culture area.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a coastal vertical flow constructed wetland, is separating barricade (1) and corresponding setting and is separating vertical flow filter layer (3) between barricade (1) including being no less than two, separate barricade (1) perpendicular to sea level setting, its characterized in that: keep away from coastal breed area one side separate barricade (1) upper end and be equipped with dam (2), be equipped with garbage collection mechanism (4) on dam (2), garbage collection mechanism (4) are including baffle (41) and buoyancy spare (42), baffle (41) rotate with dam (2) and are connected, buoyancy spare (42) are fixed in baffle (41) upper end, and when the sea water rises baffle (41) rotate towards coastal breed area direction, and when the sea water moves back down baffle (41) perpendicular to dam (2).
2. The coastal vertical flow constructed wetland according to claim 1, characterized in that: the middle of the baffle (41) is hollow, the hollow part of the baffle (41) is provided with an intercepting net (45), and the intercepting net (45) is fixedly connected with the baffle (41).
3. The coastal vertical flow constructed wetland according to claim 1, characterized in that: the baffle (41) is provided with a plurality of water drainage holes (44).
4. The coastal vertical flow constructed wetland according to claim 1, characterized in that: garbage collection mechanism (4) still include fender net (43), keep off net (43) and fix in dam (2) lower extreme on a parallel with separating barricade (1).
5. The coastal vertical flow constructed wetland according to claim 1, characterized in that: a limiting plate (21) is fixed on one side, away from the coastal culture area, of the dam (2), and the upper end of the limiting plate (21) is abutted against a baffle (41) which is perpendicular to the dam (2).
6. The coastal vertical flow constructed wetland according to claim 1, characterized in that: the vertical flow filter layers (3) rise in a step shape along the direction far away from the coastal culture area.
7. The coastal vertical flow constructed wetland according to claim 1, characterized in that: the vertical flow filter layer (3) comprises a base stone layer (31), a cobble layer (32), a coarse sand layer (33), a fine sand layer (34) and a planting area (35) from bottom to top in sequence.
8. The coastal vertical flow constructed wetland according to claim 7, characterized in that: the fine sand layer (34) upper end is provided with a plurality of rock pieces (36), plant district (35) and a plurality of rock pieces (36) interval setting.
9. The coastal vertical flow constructed wetland according to claim 7, characterized in that: a plurality of water outlets (11) are arranged at the lower ends of the retaining walls (1) among the vertical flow filtering layers (3) and correspond to the base stone layers (31).
CN202022217196.3U 2020-09-30 2020-09-30 Coastal vertical flow constructed wetland Active CN213416615U (en)

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Application Number Priority Date Filing Date Title
CN202022217196.3U CN213416615U (en) 2020-09-30 2020-09-30 Coastal vertical flow constructed wetland

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Application Number Priority Date Filing Date Title
CN202022217196.3U CN213416615U (en) 2020-09-30 2020-09-30 Coastal vertical flow constructed wetland

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114349270A (en) * 2021-12-24 2022-04-15 东珠生态环保股份有限公司 Coastal vertical flow constructed wetland restoration treatment system and restoration method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114349270A (en) * 2021-12-24 2022-04-15 东珠生态环保股份有限公司 Coastal vertical flow constructed wetland restoration treatment system and restoration method

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