CN217972915U - Combined ecological purification system applied to irrigation water outlet - Google Patents

Abstract

A combined ecological purification system applied to an irrigation water outlet comprises a water outlet primary filtering backflow structure, an ecological channel and a purification device. The primary filtering backflow structure of the water outlet comprises a cleaning area and a filling area. Effectively improves the treatment time and effect and has no secondary pollution. The ecological canal comprises a ceramic particle layer, a zeolite layer and a biological layer from the bottom to the surface of the canal in sequence. The irrigation water is treated by adopting the self-flowing mode, no electrical equipment is installed, and the device is energy-saving and environment-friendly. The purification device is a four-stage purification structure, a high-efficiency ecological composite filter screen and an overflow layer. The purification structure adopts four different fillers, namely a polyurethane spherical filler, an epoxy resin filler, a carbon fiber artificial float grass and an iron carbon filler from front to back in sequence. Can effectively remove indexes such as ammonia nitrogen, total phosphorus and the like. The high-efficiency ecological composite filter screen is arranged between the purification structures at all levels. Can effectively reduce the pollution of agricultural irrigation water to the river channel, and the discharge port reaches the standard of IV water.

Description

Combined ecological purification system applied to irrigation water outlet

Technical Field

The utility model relates to a sewage treatment device technical field, in particular to be applied to combined ecological clean system of irrigation outlet.

Background

With the continuous acceleration of the urbanization process in China, the living standard of people in rural areas is continuously improved, and the requirements on the quality of living environment are higher and higher.

The agricultural sewage refers to sewage and precipitation discharged from agriculture and animal husbandry production or water discharged from irrigation water flowing through farmlands or leaking through farmlands. At present, agricultural irrigation water is rarely treated in river channel treatment and is basically directly discharged into a river channel, so that an irrigation water discharge port treatment system is necessary to be provided for rural river channel treatment aiming at the situation.

Chinese utility model like patent number CN201920468299.1, an agricultural sewage treatment environment-friendly device, which comprises an outer shell, water inlet, filter chamber and stock solution room have been seted up in proper order from top to bottom in the shell, the lower right corner rigid coupling of shell just each other is for the intercommunication has the outlet pipe, the rigid coupling has the ball valve in the outlet pipe, the equal rigid coupling in lower surface four corners of shell has the landing leg. This agricultural sewage treatment environment-friendly device, through the filter screen, lantern ring and telescopic cooperation, when making agricultural sewage through the filter screen, the large granule debris in the agricultural sewage are filtered by the filter screen, and agricultural sewage mixes with the water purification material on the filter screen and gets into in the filter chamber, through the cooperation of first baffle, first connecting axle and the first in command, make the upper right corner of shell can open to make the filtering layer expose, and then realize the clearance change of filtering layer and the clearance in the filter chamber.

Although the treatment of the agricultural sewage is realized, only a filtering method is adopted to remove large-particle pollutants in the sewage, but the rich nutrient elements in the agricultural sewage are not solved, and the treatment effect on the agricultural irrigation water is lower.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a combined ecological purification system applied to an irrigation outlet, which can solve the above problems.

The utility model provides a be applied to combined ecological clean system of irrigation outlet, its includes that a outlet just strains the backflow structure, one sets up ecological canal behind the outlet just strains the backflow structure, and one sets up purifier behind the ecological canal. The water outlet primary filtering backflow structure comprises a cleaning area arranged behind the water outlet and a filler area arranged behind the cleaning area. And the cleaning and digging area and the filling area are periodically added with biological strains during the drainage period. Emergent aquatic plants are planted in the filling area. The ecological ditch comprises a ceramic particle layer, a zeolite layer and a biological layer from the bottom of the ditch to the surface of the ditch in sequence. The purification device is provided with four stages of purification structures behind the overflow port of the ecological canal, a plurality of high-efficiency ecological composite filter screens arranged between the purification structures at all stages and an overflow layer arranged on the purification structures at all stages. The purification structure adopts four different fillers from front to back, namely a polyurethane spherical filler of a first level, an epoxy resin filler of a second level, a carbon fiber artificial float grass of a third level and an iron carbon filler of a fourth level. Emergent aquatic plants are planted on the iron-carbon filler. High-efficient ecological compound filter screen sets up at different levels between the purification structure, and the hole of filter screen reduces step by step. The overflow layer is arranged on the top of each stage of the purification structure.

Furthermore, the ecological canal adopts a concrete trapezoidal lining as a main body, the upper width of the ecological canal is not less than 1m, and the lower bottom of the ecological canal is not less than 0.8m.

Furthermore, 20cm thick ceramsite is paved on the ceramsite layer, and the particle size of the ceramsite layer is 3-5cm.

Furthermore, the zeolite layer is paved with 20 cm-thick zeolite, and the grain diameter of the zeolite layer is 1-3cm.

Further, the bio-layer is 1.

Furthermore, the combined ecological purification system applied to the irrigation and drainage outlet further comprises a purification buffer area arranged behind the purification device, wherein the purification buffer area comprises a microbial inoculum adding area arranged behind the purification device, a double-layer filtering area arranged behind the microbial inoculum adding area and a deep filtering area arranged behind the double-layer filtering area.

Furthermore, emergent aquatic plants are planted in the double-layer filtering area, and double filtering is carried out by adopting an anti-corrosion grid and a high-efficiency ecological composite filter screen.

Furthermore, the deep filtering area is surrounded by double-layer wooden piles, three layers of filtering materials are placed inside the deep filtering area, the filtering materials are soft goose stones, phosphorus removal ceramsite and zeolite respectively, and emergent aquatic plants are planted on the upper portion of the deep filtering area.

Compared with the prior art, the utility model provides a be applied to combined ecological clean system of irrigation outlet is through setting up one the drainage is strained backflow structure just, has effectively improved processing time and effect, and does not have secondary pollution. And the water quality is purified by one ecological channel, irrigation water is treated by adopting a self-flowing mode, no electric equipment is installed, and the ecological channel is energy-saving and environment-friendly. Through setting up a purifier, utilize the level four purification structure embeds multiple filler medium, can effectively get rid of indexes such as ammonia nitrogen, total phosphorus. And finally, the water is discharged into the river channel after passing through the purification buffer area, so that the pollution of agricultural irrigation water to the river channel can be effectively reduced, and the discharge port reaches the standard of IV water.

Drawings

Fig. 1 is a schematic structural view (overlooking) of a combined ecological purification system applied to an irrigation outlet provided by the present invention.

Fig. 2 is a cross-sectional view of an ecological canal of a combined ecological purification system applied to an irrigation drain outlet of fig. 1.

Fig. 3 is a schematic structural view of a purification apparatus of a combined ecological purification system applied to an irrigation drain outlet of fig. 1.

Fig. 4 is a schematic view of a purification buffer area of the combined ecological purification system applied to an irrigation drain outlet in fig. 1.

Detailed Description

Specific examples of the present invention will be described in further detail below. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.

As shown in fig. 1 to fig. 4, it is a schematic structural diagram of a combined ecological purification system applied to an irrigation outlet according to the present invention. The combined ecological purification system applied to the irrigation drain comprises a drain outlet primary filter backflow structure 10, an ecological canal 20 arranged behind the drain outlet primary filter backflow structure 10, a purification device 30 arranged behind the ecological canal 20, and a purification buffer area 40 arranged behind the purification device 30. It is contemplated that the combined ecological purification system applied to the irrigation drain opening further includes other functional modules such as a water pipe for connection, a blower for aeration, etc., which are well known to those skilled in the art and will not be described herein.

The primary filtering and backflow structure 10 of the water outlet is arranged near the upstream, and comprises a cleaning area 12 arranged behind the water outlet 11 and a filling area 13 arranged behind the cleaning area 12. The cleaning and digging area 12 and the filling area 13 are periodically added with biological strains during the drainage period so as to realize the preliminary filtration of the agricultural sewage. Emergent aquatic plants are planted in the filling area 13 to realize the initial purification of water quality by biological functions and also have a certain beautifying effect on the environment.

The ecological canal 20 is mainly formed by adopting a concrete trapezoid lining, the size of the ecological canal is designed according to the original canal, the upper width is generally not less than 1m, and the lower bottom is not less than 0.8m. The ecological canal 20 comprises a ceramic particle layer 21, a zeolite layer 22 and a biological layer 23 in sequence from the canal bottom to the canal surface. The ceramsite layer 21 is paved with 20 cm-thick ceramsite with the particle size of 3-5cm. The zeolite layer 22 is paved with 20cm thick zeolite with the grain diameter of 1-3cm. The biological layer 23 is formed by mixing 1.

The purification device 30 is composed of four purification structures 31 arranged behind the overflow port of the ecological canal 20, a plurality of high-efficiency ecological composite filter screens 32 arranged between the purification structures, and an overflow layer 33 arranged on the purification structures. The purification structure 31 sequentially adopts four different types of fillers from front to back, namely a first-stage polyurethane spherical filler 311, a second-stage epoxy resin filler 312, a third-stage carbon fiber artificial float grass 313 and a fourth-stage iron carbon filler 314. The polyurethane spherical filler 311 primarily purifies the water entering the purification apparatus 30 by attaching microorganisms in the water. The epoxy resin filler 312 forms a biological barrier through a biofilm formation, so that metal ions of water quality are further adsorbed, and the water quality is purified. The carbon fiber artificial aquatic weed 313 is used for adsorbing and degrading pollutants and filtering impurities. Emergent aquatic plants are planted on the iron-carbon filler 314 to be deeply purified and then discharged into a river channel. High-efficient ecological compound filter screen 32 sets up at different levels between purification structure 31, and the hole of filter screen reduces step by step to effectively get rid of the suspended impurity who is arranged into in the sewage. The overflow layer 33 is disposed on the top of each stage of the purification structure 31 to prevent water level from rising when a channel is not drained in time.

The purification buffer zone 40 comprises a microbial inoculum adding zone 41 arranged behind the purification device 30, a double-layer filtering zone 42 arranged behind the microbial inoculum adding zone 41, and a deep filtering zone 43 arranged behind the double-layer filtering zone 42. The microbial inoculum addition 41 may be provided with an aeration device (not shown) for controlling the oxygen concentration of the microbial inoculum reaction and improving the purification effect, which is a prior art and well known to those skilled in the art, and therefore will not be described in detail. Emergent aquatic plants are planted in the double-layer filtering area 42, and double filtering is carried out by adopting an anti-corrosion grating and a high-efficiency ecological composite filter screen, so that impurities in water are further removed and purified. The deep filtering area 43 is surrounded by double-layer wooden piles, three layers of filtering materials are placed in the deep filtering area, the filtering materials are soft goose stones, phosphorus removal ceramsite and zeolite respectively, emergent aquatic plants are planted on the upper portion of the deep filtering area, and the filtering is carried out finally before the emergent aquatic plants are discharged into a river channel.

Compared with the prior art, the utility model provides a be applied to combined ecological clean system of irrigation outlet is through setting up one backflow structure 10 is strained just to the drainage, has effectively improved processing time and effect, and does not have secondary pollution. And water quality purification is carried out through one ecological canal 20, irrigation water is treated by adopting a self-flowing mode, no electric equipment is installed, and the ecological canal is energy-saving and environment-friendly. Through setting up a purifier 30, utilize the level four purification structure embeds multiple packing medium, can effectively get rid of indexes such as ammonia nitrogen, total phosphorus. And finally, the water is discharged into the river channel after passing through the purification buffer area 40, so that the pollution of agricultural irrigation water to the river channel can be effectively reduced, and the discharge port reaches the standard of IV water.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention, and any modification, equivalent replacement or improvement within the spirit of the present invention is encompassed by the claims of the present invention.

Claims (8)

1. The utility model provides a be applied to combined ecological clean system of irrigation outlet which characterized in that: the combined ecological purification system applied to the irrigation outlet comprises an outlet primary filtering backflow structure, an ecological canal arranged behind the outlet primary filtering backflow structure, and a purification device arranged behind the ecological canal, wherein the outlet primary filtering backflow structure comprises a clear drawing area arranged behind the outlet and a filler area arranged behind the clear drawing area, biological strains are regularly added in the clear drawing area and the filler area during drainage, emergent aquatic plants are planted in the filler area, the ecological canal sequentially comprises a ceramic layer, a zeolite layer and a biological layer from the bottom of the canal to the surface of the canal, the purification device is a purification structure arranged at four levels behind an overflow port of the ecological canal, a plurality of high-efficiency composite filter screens arranged between the purification structures at all levels and an overflow layer arranged on the purification structure, the purification structure sequentially adopts different fillers from front to back, the purification structure respectively adopts polyurethane spherical fillers at a first level, epoxy resin fillers at a second level, carbon fiber artificial aquatic plants at all levels and iron carbon fillers at third level, the iron carbon fillers are arranged on the purification structure, the iron carbon fillers are arranged on the top of the composite filter screens, the pore of the plant is arranged between the purification structures at four levels, and the purification structure is reduced.

2. The combined ecological purification system applied to an irrigation drain outlet of claim 1, wherein: the ecological canal adopts a concrete trapezoid lining as a main body, the upper width of the ecological canal is not less than 1m, and the lower bottom of the ecological canal is not less than 0.8m.

3. The combined ecological decontamination system for irrigation drains of claim 1, wherein: and paving 20 cm-thick ceramsite with the particle size of 3-5cm on the ceramsite layer.

4. The combined ecological purification system applied to an irrigation drain outlet of claim 1, wherein: the zeolite layer is paved with 20 cm-thick zeolite with the particle size of 1-3cm.

5. The combined ecological purification system applied to an irrigation drain outlet of claim 3, wherein: the biological layer is formed by mixing 1.

6. The combined ecological purification system applied to an irrigation drain outlet of claim 1, wherein: be applied to combined ecological clean system of irrigation outlet still includes a setting purification buffer behind the purifier, it includes that one sets up the microbial inoculum addition area behind the purifier, one sets up double-deck filtering area behind the microbial inoculum addition area, and one sets up degree of depth filtering area behind the double-deck filtering area.

7. The combined ecological purification system applied to an irrigation drain outlet of claim 6, wherein: emergent aquatic plants are planted in the double-layer filtering area, and double filtering is carried out by adopting an anti-corrosion grating and a high-efficiency ecological composite filter screen.

8. The combined ecological decontamination system for an irrigation drain of claim 6, wherein: the deep filtering area is surrounded by double-layer wooden piles, three layers of filtering materials are placed inside the deep filtering area and are respectively made of soft goose stones, phosphorus removal ceramsite and zeolite, and emergent aquatic plants are planted on the upper portion of the deep filtering area.

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