Coastal salt marsh wetland water quality purification structure

Abstract

The utility model discloses a water quality purification structure for a coastal salt marsh wetland, which comprises a purification pond, a water inlet, a water outlet and a water outlet, the blocking net is arranged in the purification tank, and the blocking net is located between the water inlet and the water outlet; the multiple blocking walls are arranged in parallel, and the multiple blocking walls are located between the blocking net and the water outlet; the purification assemblies are located between the adjacent blocking walls; and the planting floating disc assembly is arranged on the purification tank. Compared with the prior art, sewage discharged into the coastal salt marsh wetland can be purified through the arranged purifying pond, so that the coastal salt marsh wetland water body can be prevented from being polluted, and the biological diversity of the wetland water body is prevented from being damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to wetland water quality purification technical field especially relates to a kind of coastal salt marsh wetland water quality purification structure. BACKGROUND

[0002] Salt marsh is an important type of coastal wetland, widely distributed in middle and high latitude regions, under the interaction of land and sea, salt marsh has vertical shoreline direction water salt, elevation gradient variation and corresponding vegetation zonal distribution pattern, corresponding play unique habitat to provide carbon fixation and oxygen release, water quality improvement and ecological regulation and other functions, while directly providing rich natural resources for social and economic development, also has important significance to maintain biodiversity and other ecological benefits, in recent years, under the influence of high-intensity human activities and climate change, including salt marsh in coastal wetland faces serious threat, about 80% of global coastal wetland resources are lost or degraded, which interferes with the play of wetland ecological service function.

[0003] Under the influence of human activities, many coastal wetlands are directly reclaimed, seawalls, roads, ports and other artificial buildings are built near coastal wetlands, and sewage produced by human activities is directly discharged into wetlands, which leads to water pollution of coastal wetlands, and the destruction speed of water quality of wetlands is greater than the purification speed of water quality itself, which further leads to the destruction of biodiversity of water body. UTILITARY MODEL CONTENT

[0004] The coastal salt marsh wetland water quality purification structure provided by the utility model can purify sewage discharged into coastal salt marsh wetland through the purification tank, so as to prevent the water body of coastal salt marsh wetland from being polluted and avoid the destruction of biodiversity of wetland water body.

[0005] In order to achieve the above purpose, the utility model provides a coastal salt marsh wetland water quality purification structure, which comprises:

[0006] The purification tank is provided with a water inlet and a drainage outlet;

[0007] The blocking net is arranged in the purification tank, and the blocking net is located between the water inlet and the drainage outlet;

[0008] A plurality of blocking walls are arranged in parallel, and the plurality of blocking walls are located between the blocking net and the drainage outlet;

[0009] The purification assembly is located between adjacent blocking walls;

[0010] The planting floating disc assembly is arranged on the purification tank.

[0011] As a further description of the above technical solution:

[0012] The purification assemblies are arranged in steps from the water inlet to the water outlet.

[0013] As a further description of the above technical solution:

[0014] The purification assembly comprises, from top to bottom, a microbial base layer, a solid filler layer and a gravel layer, and the microbial base layer is provided with first aquatic plants.

[0015] As a further description of the above technical solution:

[0016] The barrier wall is formed by bricks, and the barrier wall is provided with through holes.

[0017] As a further description of the above technical solution:

[0018] The planting floating plate assembly comprises a fixing rod and a floating plate, the fixing rod is fixed in the purification pool, the floating plate is arranged on the fixing rod, the floating plate is provided with a gabion frame, the gabion frame is sequentially provided, from bottom to top, with a medium-strength multifunctional active biological filtration layer, an activated carbon filtration layer, a sandy soil layer and a plant soil layer, and the plant soil layer is provided with second aquatic plants.

[0019] As a further description of the above technical solution:

[0020] The bottom of the floating plate is provided with a float.

[0021] As a further description of the above technical solution:

[0022] The bottom of the fixing rod is provided with a ground plug.

[0023] As a further description of the above technical solution:

[0024] The floating plate and the fixing rod are both made of high corrosion-resistant material.

[0025] As described above, due to the adoption of the above technical solution, the present application has the following beneficial effects:

[0026] 1. In the present application, the purification pool can purify the sewage discharged into the coastal salt marsh wetland, and the barrier net arranged at the water inlet of the purification pool can block floating objects and prevent the floating objects from flowing into the coastal salt marsh wetland.

[0027] 2. In the present application, the purification assemblies are arranged in steps from the water inlet to the water outlet, and the purification assemblies are arranged between the barrier walls, so that the sewage can be filtered step by step, and the filtering effect is improved.

[0028] 3. The utility model discloses a planting floating disc assembly is arranged in the purification pond, wherein the activated carbon filter material has strong adsorption capacity and fast filtering speed; the medium strong multifunctional active biological filter material has good physical adsorption, chemical adsorption and biological compatibility, and can simplify the technological process in sewage treatment and save operation cost. BRIEF DESCRIPTION OF DRAWINGS

[0029] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the utility model, and therefore should not be regarded as a limitation to the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor on the premise of the drawings.

[0030] Figure 1 It is a structural schematic diagram of a coastal salt marsh wetland water quality purification structure.

[0031] Figure 2 It is Figure 1 It is an enlarged view of A in the middle.

[0032] Figure 3 It is a structural schematic diagram of a planting floating disc assembly in a coastal salt marsh wetland water quality purification structure in another embodiment.

[0033] LEGEND:

[0034] 1, purification pond, 2, water inlet, 3, drainage, 4, blocking net, 5, blocking wall, 6, purification assembly, 61, microbial base layer, 62, solid filler layer, 63, gravel layer, 7, planting floating disc assembly, 71, fixed rod, 72, floating plate, 73, gabion frame, 8, first aquatic plant, 9, medium strong multifunctional active biological filter layer, 10, activated carbon filter layer, 11, sandy soil layer, 12, plant soil layer, 13, second aquatic plant, 14, buoy, 15, through hole. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model more clear, the following will combine the drawings in the embodiments of the utility model, and the technical scheme in the embodiments of the utility model is clearly and completely described, and obviously, the described embodiments are a part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0036] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed application, but merely represents selected embodiments of the application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0037] It should be noted that similar reference numbers and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

[0038] In the description of the embodiments of the present application, it should be noted that the terms "upper", "inner", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly placed when the product of the present application is used, and are merely for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0039] In the description of the present application, it should also be noted that, unless otherwise explicitly specified and limited, the terms "providing", "installing", "connecting", "connecting" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be directly connected, or indirectly connected through an intermediate medium, or it can be the communication between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0040] Please refer to Figures 1-3 The present application provides a kind of coastal salt marsh wetland water purification structure, comprising:

[0041] purification pond 1, the purification pond 1 is provided with water inlet 2 and drain 3;

[0042] Barrier net 4, the barrier net 4 is arranged in the purification pond 1, the barrier net 4 is located between the water inlet 2 and the drain 3;

[0043] A plurality of barrier walls 5, a plurality of the barrier wall 5 is arranged in parallel, a plurality of the barrier wall 5 is located between the barrier net 4 and the drain 3;

[0044] Purification assembly 6, the purification assembly 6 is located between adjacent the barrier wall 5;

[0045] Planting floating disc assembly 7, the planting floating disc assembly 7 is arranged on the purification pond 1.

[0046] The purification assemblies 6 are arranged in steps from the water inlet 2 to the water outlet 3. The purification assemblies are arranged between the barrier walls, so that the sewage can be filtered step by step, and the filtering effect is improved.

[0047] The purification assembly 6 comprises a microbial base layer 61, a solid filler layer 62 and a gravel layer 63 arranged in sequence from top to bottom, and the microbial base layer 61 is provided with the first aquatic plants 8. The sewage is further filtered by using the chemical reactions of adsorption and precipitation and the biological effects of microorganisms and plants, the microbial base layer contains carbon fibers, sand and nutrient soil, which are mixed together, the root system of the first aquatic plants enters the microbial base layer, which is beneficial to form a biofilm, so that the pollutants in the water can be effectively removed under the joint action of the carbon fibers, the plant root system and the biofilm, and nitrogen and phosphorus in the water body can be particularly purified.

[0048] The barrier wall is formed by bricklaying, and the barrier wall is provided with through holes 15. The through holes are used for drainage.

[0049] In another specific embodiment, the barrier wall 5 is composed of a Bing net stone cage.

[0050] The planting floating disc assembly 7 comprises a fixed rod 71 and a floating plate 72, the fixed rod 71 is fixed in the purification tank 1, the floating plate 72 is arranged on the fixed rod 71, the stone cage frame 73 is arranged on the floating plate 72, the stone cage frame 73 is sequentially arranged with a medium-strength multifunctional active biological filter layer 9, an activated carbon filter layer 10, a sandy soil layer 11 and a plant soil layer 12 from bottom to top, and the second aquatic plants 13 are arranged on the plant soil layer 12. The activated carbon filter material has strong adsorption capacity and fast filtering speed; the medium-strength multifunctional active biological filter material has good physical adsorption, chemical adsorption and biological compatibility, so that the process flow in sewage treatment can be simplified and the operation cost can be saved.

[0051] The bottom of the floating plate 72 is provided with a float 14. The float can provide buoyancy.

[0052] The bottom of the fixed rod is provided with a ground plug. The ground plug is conical, which facilitates the insertion of the fixed rod into the soil.

[0053] The floating plate and the fixed rod are both made of high corrosion-resistant material. In this way, the service life of the floating plate and the fixed rod can be improved.

[0054] Working principle: sewage from the water inlet into the purification tank, first through the barrier net, can block floating objects, prevent floating objects into the coastal salt marsh wetland, second, purification components from the water inlet to the direction of the drain port arranged in a ladder, and between the barrier wall set purification components, can be filtered step by step, improve the filtering effect, filtered water from the drain port to the coastal salt marsh wetland, so as to prevent the coastal salt marsh wetland water body from being polluted, avoid the destruction of the biological diversity of the wetland water body.

[0055] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art within the technical range disclosed by the present application, according to the technical scheme and the utility model concept of the present application, equivalent replacement or change, should be covered within the protection scope of the present application.

Claims

1. A water quality purification structure for a coastal salt marsh wetland, characterized by comprising: The utility model relates to a water purification system, comprising: a purification tank provided with a water inlet and a water outlet; a barrier net provided in the purification tank, the barrier net being located between the water inlet and the water outlet; a plurality of barrier walls arranged in parallel, the barrier walls being located between the barrier net and the water outlet; a purification assembly located between adjacent barrier walls; a planting floating disc assembly provided on the purification tank.

2. The water purification structure of a coastal salt marsh according to claim 1, wherein The purification assemblies are arranged in a stepped manner from the water inlet to the water outlet.

3. The water purification structure of a coastal salt marsh according to claim 1, wherein The purification assembly comprises, from top to bottom, a microbial base layer, a solid filler layer and a gravel layer, the microbial base layer being provided with first aquatic plants.

4. The water purification structure of a coastal salt marsh according to claim 1, wherein The barrier walls are formed by bricklaying, and the barrier walls are provided with through holes.

5. The water purification structure of a coastal salt marsh according to claim 1, wherein The planting floating disc assembly comprises a fixed rod and a floating plate, the fixed rod being fixed in the purification tank, the floating plate being provided on the fixed rod, the floating plate being provided with a gabion frame, the gabion frame being sequentially provided, from bottom to top, with a medium-strength multifunctional active biological filtration layer, an activated carbon filtration layer, a sandy soil layer and a plant soil layer, the plant soil layer being provided with second aquatic plants.

6. A water purification structure for a coastal salt marsh according to claim 5, wherein The floating plate is provided at the bottom with a float.

7. The water purification structure of a coastal salt marsh according to claim 5, wherein The fixed rod is provided at the bottom with a ground plug.

8. The water purification structure of a coastal salt marsh according to claim 5, wherein The floating plate and the fixed rod are both made of high corrosion-resistant material.

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