CN212924574U - Channel type enhanced ecological interception wetland - Google Patents
Channel type enhanced ecological interception wetland Download PDFInfo
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- CN212924574U CN212924574U CN202021389698.8U CN202021389698U CN212924574U CN 212924574 U CN212924574 U CN 212924574U CN 202021389698 U CN202021389698 U CN 202021389698U CN 212924574 U CN212924574 U CN 212924574U
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Abstract
The utility model relates to the technical field of sewage treatment, in particular to a channel type enhanced ecological interception wetland, which comprises a deep water wet area and a shallow water wet area; shallow water wet areas are arranged on the left and right sides of the deep water wet area, wet areas are arranged on the outer sides of the shallow water wet areas, slope wet areas are arranged on the outer sides of the wet areas, ecological intercepting boxes are uniformly distributed at the bottom of the deep water wet area, and rotary channels are dug at the bottoms of the deep water wet area and the shallow water wet area; the deep water wet area, the shallow water wet area, the wet and wet area and the slope wetland area are combined, so that the surface flow wetland and the subsurface flow wetland have the characteristics and are combined with a rotary channel, the contact area with a water body is increased, and the effect of purifying the water quality is effectively enhanced; by planting different plant layers, the water body can be purified, and a good landscape effect is achieved; the bottom of the deep water wetland area is provided with the ecological intercepting box, so that the continuous water purification can be ensured in the icebound season.
Description
Technical Field
The utility model relates to a sewage treatment technical field, concretely relates to ecological interception wetland is reinforceed to channel formula.
Background
In recent years, the ecological environment of water bodies such as riverways, lakes and the like is damaged to a great extent, point source and surface source pollution is serious, and the quality of river water environment presents poor class V water bodies and forms black and odorous water bodies. Aiming at the problem of river pollution, various ecological technologies for eliminating black and odorous water bodies, such as artificial wetlands, ecological floating islands, ecological slope protection, ecological permeable dams and the like, have been developed.
For example, the patent No. CN201920712945.4 discloses an artificial wetland ecological management system in 2020, 03, 27, which comprises a water collection system, a water distribution system and a plurality of filter units uniformly distributed along the X-axis direction, wherein the water collection system is connected with the water distribution system through a water distribution pipe, a partition plate is arranged between two adjacent filter units, the water distribution system is connected with a water inlet of the filter unit through a water distribution pipe, the water inlet is connected with a water outlet through a water pipe, the filter units sequentially comprise a vegetable layer, a matrix layer, an adsorption layer and an impermeable layer from top to bottom along the Z-axis direction, the vegetable layer is one or more of reed, canna, lotus flower and allium fistulosum, the matrix layer is broken tiles and gravel, the adsorption layer is clay and cinder, and the impermeable layer is concrete. The artificial wetland ecological treatment system has high sewage treatment efficiency, and is convenient for cleaning the artificial wetland system; simple structure, simple operation, and the cost is lower.
The utility model discloses an ecological management system of constructed wetland, sewage treatment efficiency is high, and a plurality of linear type filter unit of X axle direction evenly distributed are convenient for to constructed wetland system's clearance, but limited space water is little to the side with the processing system contact surface, has very big promotion to strengthen the space. Based on this, the utility model designs an ecological interception wetland is reinforceed to the channel formula to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned shortcoming that prior art exists, the utility model provides an ecological interception wetland is reinforceed to channel formula is little on the small side with the processing system contact surface in order to solve the limited space water that proposes in the above-mentioned background art, the problem that water space utilization is low.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a channel type ecological interception enhanced wetland comprises a deep water wet area and a shallow water wet area; the deep water wetland area is characterized in that shallow water wet areas are arranged on the left side and the right side of the deep water wetland area, wet areas are arranged on the outer sides of the shallow water wet areas, slope wet areas are arranged on the outer sides of the wet areas, ecological intercepting boxes are uniformly distributed at the bottom of the deep water wetland area, and rotary channels are dug at the bottom of the deep water wet areas and the bottom of the shallow water wetland area.
Furthermore, a floating plant layer is planted at the upper end of the deep water wet area, a sinking plant layer is planted at the lower end of the deep water wet area, a straight plant layer is planted in the shallow water wet area, a hydrophilic plant layer is planted in the wet plant area, and a wet plant layer and a shrubbery plant layer are planted in the slope wet area.
Furthermore, the fillers in the ecological intercepting box are zeolite, volcanic rock and humus soil mixture, planting holes are formed in the outer side of the ecological intercepting box, and gaps formed in the uniformly distributed ecological intercepting boxes are 15-20 m.
Furthermore, the rotary channel is in a shape of a square curve, the length of a single rotary section of the rotary channel is 100-200 m, and the ratio of the width of the single rotary section of the rotary channel to the longitudinal length of the single rotary section of the rotary channel is 1:8-1: 12.
Furthermore, the depth of the water surface of the shallow water wet area is 0.3-0.5 meter, and the width of the shallow water wet area is 2-5 meters.
Furthermore, the width of the wet area and the sloping surface wet area is 4-6 meters.
Furthermore, the ratio of the width to the length of the water surface in the deep water wet area and the shallow water wet area is 1:15-1: 25.
Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:
the utility model combines the deep water wet area, the shallow water wet area, the wet and green area and the slope wet area, so that the surface flow wet land and the subsurface flow wet land have the characteristics and are combined with the excavated rotary channel, thereby increasing the contact area with the water body and effectively strengthening the effect of purifying the water quality; by planting different plant layers in the deep water wetland area, the shallow water wet area, the wet-to-wet area and the slope wet area, the water body can be purified, and a good landscape effect is achieved; an ecological intercepting box is arranged at the bottom of the deep water wetland area, so that the continuous water purification can be ensured in the icebound season; and the water body and each vegetation layer have good contact performance by adopting a slope-shaped fluctuation structure in the symmetrical subarea, so that construction and later maintenance are facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic structural view of a front cross section of the present invention;
FIG. 2 is a schematic diagram of the cross-sectional structure of the plate of the present invention;
FIG. 3 is a schematic top view of the rotary channel of the present invention;
the reference numerals in the drawings denote: 1-deep water wet area, 2-shallow water wet area, 3-wet vegetation area, 4-slope wet area, 5-ecological interception box, 501-planting hole, 6-rotary channel, 7-floating plant layer, 8-submerged plant layer, 9-emergent water plant layer, 10-hydrophilic plant layer, 11-wet vegetation layer, 12-shrub grass vegetation layer, T-single section width and L-longitudinal length.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Referring to fig. 1 to 3, the channel type enhanced ecological interception wetland of the present embodiment includes a deep water wet area 1 and a shallow water wet area 2; the side is provided with shallow water wet area 2 about the deep water wet area 1, the shallow water wet area 2 outside is provided with wet area 3 of giving birth to, the wet area 3 outside of giving birth to is provided with domatic wet area 4, deep water wet area 1 bottom is provided with the ecological intercepting case 5 of equipartition, deep water wet area 1 and shallow water wet area 2 bottom all dig and are equipped with rotation channel 6.
Furthermore, a floating plant layer 7 is planted at the upper end of the deep water wet area 1, a sinking plant layer 8 is planted at the lower end of the deep water wet area, a straight plant layer 9 is planted in the shallow water wet area 2, a hydrophilic plant layer 10 is planted in the wet plant area 3, and a wet plant layer 11 and a shrub and grass vegetation layer 12 are planted in the slope wet area 4.
Furthermore, the fillers in the ecological intercepting box 5 are zeolite, volcanic rock and humus soil mixture, planting holes 501 are formed in the outer side of the ecological intercepting box 5, and gaps between the uniformly distributed ecological intercepting boxes 5 are 15-20 m.
Furthermore, the rotary channel 6 is in a zigzag curve form, the length of a single rotary section of the rotary channel 6 is 100-200 m, and the ratio of the width T of the single rotary section to the longitudinal length L of the single rotary section is 1:8-1: 12.
Furthermore, the depth of the water surface of the shallow water wet area 2 is 0.3-0.5 meter, and the width of the shallow water wet area 2 is 2-5 meters.
Furthermore, the width of the wet area 3 and the sloping wet area 4 is 4-6 meters.
Furthermore, the ratio of the width to the length of the water surface in the deep water wet area 1 and the shallow water wet area 2 is 1:15-1: 25.
Referring to fig. 1 to 3, the wetland foundation is set up as follows: setting a construction wetland into a deep water wet area 1, a shallow water wet area 2, a wet and green wet area 3 and a slope wet area 4; rotary channels 6 are dug at the bottoms of the deep water wetland area 1 and the shallow water wetland area 2, and slopes are arranged along the water flow direction, so that the ratio of the single-section width T of the rotary channel 6 to the longitudinal length L thereof is 1:8-1:12, and the length of the rotary single-section of the rotary channel 6 is 100-200 meters; filling a mixture of zeolite, volcanic rock and humus as a filler in the ecological intercepting box 5, forming planting holes on the surface of the ecological intercepting box 5, and arranging the ecological intercepting box 5 at the bottom of the deep-water wetland area 1, wherein the gap is 15-20 m.
Plant selection and planting: the wetland adopts a slope-shaped continuous fluctuation composite structure to form different deep and shallow water areas, plants are configured in multiple layers, and the plants of the floating plant layer 7 and the submerged plant layer 8 in the deep water wetland area 1 comprise local dominant species such as lotus, duckweed, water lily, waterweed, potamogeton crispus, watermifoil and the like, and more than one of the plants can be selected to be combined randomly; the emergent aquatic plant layer 9 of the shallow water wet area 2 comprises local dominant species such as reed, cattail, calamus, allium mongolicum regel, Chinese globeflower and the like, and more than one of the plants can be selected in any combination. The hydrophilic plant layer 10 plants in the wet growing area 3 comprise local dominant species such as sweet potato, amorpha fruticosa, loosestrife and the like, and more than one of the local dominant species can be selected in any combination. The plants in the wet plant layer 11 and the shrub and grass vegetation layer 12 of the slope wet area 4 comprise local dominant species such as ligustrum quihoui, Chinese globeflower herb, lespedeza bicolor and the like, and more than one of the local dominant species can be selected to be combined randomly. The plant configuration adopts a block or strip mode, so that the water bank line changes orderly, good water and plant contact is formed, and meanwhile, a good landscape effect is achieved.
Water injection purification: injecting the water body to be treated into the deep water wet area 1 and the shallow water wet area 2, controlling the water body flow time to be more than 24 hours as the best, controlling the ratio of the width to the length of the water surface to be 1:15-1:25, and enabling the water flow in the rotary channel 6 to flow forwards in a plug flow mode.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. A channel type enhanced ecological interception wetland comprises a deep water wet area (1) and a shallow water wet area (2); the ecological deep water wet land is characterized in that shallow water wet lands (2) are arranged on the left side and the right side of the deep water wet land (1), wet land (3) is arranged on the outer side of the shallow water wet land (2), a slope wet land (4) is arranged on the outer side of the wet land (3), ecological intercepting boxes (5) are uniformly distributed at the bottom of the deep water wet land (1), and rotary channels (6) are arranged at the bottoms of the deep water wet land (1) and the shallow water wet land (2).
2. The channel type enhanced ecological interception wetland according to claim 1, characterized in that a floating plant layer (7) is planted at the upper end of the deep water wet area (1), a sinking plant layer (8) is planted at the lower end of the deep water wet area, a standing plant layer (9) is planted in the shallow water wet area (2), a hydrophilic plant layer (10) is planted in the wet plant area (3), and a wet plant layer (11) and a shrub plant layer (12) are planted in the slope wet area (4).
3. The channel type enhanced ecological intercepting wetland according to claim 1, wherein the ecological intercepting boxes (5) are filled with a mixture of zeolite, volcanic rock and humus, planting holes (501) are formed in the outer sides of the ecological intercepting boxes (5), and gaps formed among the uniformly distributed ecological intercepting boxes (5) are 15-20 m.
4. The channel type enhanced ecological interception wetland according to claim 1, wherein the rotary channel (6) is in a shape of a square curve, the length of a single rotary section of the rotary channel (6) is 100-200 m, and the ratio of the width T of the single rotary section to the longitudinal length L of the single rotary section is 1:8-1: 12.
5. The channel type enhanced ecological interception wetland according to claim 1, wherein the depth of the water surface of the shallow water wet area (2) is 0.3-0.5 m, and the width of the shallow water wet area (2) is 2-5 m.
6. The channel type enhanced ecological interception wetland according to claim 1, wherein the width of the wet green area (3) and the slope wet area (4) is 4-6 m.
7. The channel type enhanced ecological interception wetland according to claim 1, characterized in that the ratio of the width to the length of the water surface in the deep water wet area (1) and the shallow water wet area (2) is 1:15-1: 25.
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CN113845232A (en) * | 2021-11-04 | 2021-12-28 | 盐城师范学院 | Wet land system for treating river pollution |
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CN113845232A (en) * | 2021-11-04 | 2021-12-28 | 盐城师范学院 | Wet land system for treating river pollution |
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