CN211847624U - Breeding tail water ditch circulating treatment system - Google Patents
Breeding tail water ditch circulating treatment system Download PDFInfo
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- CN211847624U CN211847624U CN202020265901.4U CN202020265901U CN211847624U CN 211847624 U CN211847624 U CN 211847624U CN 202020265901 U CN202020265901 U CN 202020265901U CN 211847624 U CN211847624 U CN 211847624U
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Abstract
A cultivation tail water ditch circulation treatment system comprises a sedimentation ditch, a sewage collection cone bottom round tank, an aeration tank and an ecological pond; the tail water pipe is communicated with one side of the sedimentation channel, and the other side of the sedimentation channel is communicated with the upper part of one side of the dirt collecting cone bottom circular pool through a fence to form a tangential water inlet channel; the upper part of the other side of the sewage collecting cone bottom circular tank is communicated with the upper part of one side of the aeration tank through a primary filter dam; the upper part of the other side of the aeration tank is communicated with the ecological pond through a secondary filtering dam; the bottom of the sewage collecting cone bottom round pool is connected with sludge pumping equipment through a sludge discharge pipe; an underwater ultraviolet lamp is arranged in the middle of the circular pool at the bottom of the sewage collecting cone; the bottom of the water inlet end of the channel section is horizontally arranged, the bottom of the water outlet end is sunken and inclined towards the water outlet end, and the left side and the right side of the water outlet end are inclined towards the middle to form an inclined groove; a standby blow-off pipe is arranged at the lower end of each chute; more than one of biological brushes, water purification fishes and ecological basebands are placed in the ditch section according to the characteristics of tail water. The tail water purification effect of the system is good, and the maintenance and operation cost is low.
Description
Technical Field
The utility model relates to a breed technical field that the tail water was handled specifically is a breed tail ditch circulation processing system.
Background
With the increasing world population, water resources can quickly become a factor for limiting a plurality of industries, the nutrition cost required by food production is further increased, the demand of southeast Asia countries on high-quality water products is greatly increased, the current situation of the fishing industry is kept or the fishing industry is in a descending trend, and the cultured aquatic products occupy the main market. Meanwhile, the water cost of agriculture, especially aquaculture industry, is increased, the environmental pressure is increased, and the biggest challenge of 21 st century agricultural production is to produce more than 3 times of products by using less resources. World bank global fishery program-2030 fishery project preliminary: the world aquaculture amount must be increased by 100% in 10-15 years in future to meet the increasing demand of people on aquatic products.
Pond culture, reservoir culture and riverway cage culture are always traditional aquaculture modes in China, but the cage culture is generally suitable for wide water areas of riverway surfaces, and the yield of the pond culture per unit area is much lower than that of the cage culture. In recent years, due to the pressure of national ecological environment protection, the current river reservoir net cages completely forbid the cultivation, advocate green environment protection and intensive cultivation, and the pond cultivation also conforms to the mode of aquaculture which is the dominant cause. However, due to the pressure of national ecological environment protection, the traditional pond culture faces the pressure of strict standard discharge of tail water and tense utilization of water resources, and further development of the aquaculture industry in China is restricted to a certain extent. Therefore, how to reduce tail water discharge in the freshwater pond culture process is a key problem of sustainable development of freshwater aquaculture industry; the low-carbon, high-efficiency and environment-friendly circulating water aquaculture mode and the waste recycling are development directions of modern fresh water aquaculture industry. Therefore, a cultivation tail water treatment recycling technology is needed, and some cultivation tail water treatment recycling technologies are also reported in published documents, such as:
1. chinese patent: a tail water ecological purification circulating system suitable for inland freshwater aquaculture pond, application number: 201910852773.5, filing date 2019.09.10, applicant: zhejiang province fresh water aquatic research institute, address: 313000 Hangzhou long bridge Nanlu No. 999 of Wuxing district, Huzhou, Zhejiang province, inventor: original forest, Liu Mei, Nimeng, Liqingping, Guo love ring, Gu Shi Ming, abstract: the invention relates to the technical field of culture tail water treatment, in particular to an ecological purification circulation system suitable for tail water of inland freshwater culture ponds, which comprises a sedimentation tank, an aeration tank and an ecological tank, wherein the sedimentation tank is communicated with the culture ponds through ecological channels or pipelines; and filtering dams are arranged at the communication part of the sedimentation tank and the aeration tank and the communication part of the aeration tank and the ecological tank. The invention not only can effectively purify the culture tail water and improve the surrounding water environment, but also can realize the cyclic utilization rate of the culture tail water to be more than 50 percent, and has less one-time investment and low operation cost.
2. Chinese patent: a tail water treatment and cyclic utilization system in the culture process, the application number: 201720917397.X, application date: 2017.07.26, patentee: changxing longqing special aquaculture limited company, address: 313100 Zhejiang Huzhong city changxing county, Lushan county, south China poplar village, inventor: Yuelong, Wangshoujie, Wangjinxing, abstract: the utility model discloses a tail water treatment and cyclic utilization system among aquaculture process, including breeding the pond, the effluent water sump, restore the pond, the cobblestone filtering ponds, the ecological pond, conduit and water pump, breed the pond, the effluent water sump, restore the pond, cobblestone filtering ponds and ecological pond all are equipped with water inlet and delivery port, the delivery port of breeding the pond links to each other with the water inlet of effluent water sump, the delivery port of effluent water sump links to each other with the water inlet of restoring the pond, the delivery port of restoring the pond links to each other with the water inlet of cobblestone filtering ponds, the delivery port of cobblestone filtering ponds links to each other with the water inlet of ecological pond, the delivery port of ecological pond passes through conduit and links to each other with the water inlet of breeding the pond, the water pump sets up on conduit, it has the water purification plant to plant in the restoration pond. The tail water generated in the culture pond is treated by the sewage pond, the restoration pond, the cobblestone filtering pond and the ecological pond and then returned to the culture pond for recycling, so that the recycling of the tail water is realized.
3. Chinese patent: a waste recovery and tail water treatment method for fish cultured in a water tank in a centralized way is disclosed in the application number: 201810490224.3, filing date: 2018.05.21, Applicant: hunan Xiao agro-ecological science and technology Limited, Address: 413200 Ten groups of southern villages in southern county, south China, Yiyang city, Hunan province, inventor: yellow super, abstract: the invention discloses a method for recovering wastes of fish cultured in a water tank in a centralized way and treating tail water, which mainly treats culture tail water in a culture pond, precipitates and recycles magazines in the tail water, precipitates and utilizes a flocculating agent in a precipitation tank to accelerate tail water precipitation and utilizes aquatic plants to absorb and utilize nutritive salt in water, the culture tail water after precipitation is degraded through aeration, pollutants in water are degraded mainly through biological agents, finally the pollutants in a filtering dam are blocked by fine sand to remove floating objects, the filtered culture tail water is purified again through a biological purification tank under the action of plants and organisms, and finally the culture tail water is discharged to the culture pond or an external river channel according to different standards. The invention can effectively recycle the culture tail water, filters the tail water mixed with pollution in multiple times, finally enters the culture after reaching the standard, effectively applies the recycled culture waste for the growth of organisms and plants, and carries out ecological culture circulation.
4. Chinese patent: a tail water treatment circulating system of a shrimp culture pond, which has the application number: 201611006089.8, filing date: 2016.11.16, Applicant: city of defense, city of town, xinrun aquaculture limited, address: 538000 Guangxi Zhuang autonomous region defending against east China Taoism tax office comprehensive building No. 2 cell No. 401 in the harbor of the City, inventor: yellow cloud, wien limin, Lianghai, Zengwillow, abstract: the invention discloses a tail water treatment circulating system of a shrimp culture pond, which comprises an outdoor culture water pretreatment system and an indoor culture circulating water treatment system, wherein the outdoor culture water pretreatment system comprises: precipitating tail water of the shrimp culture pond in a precipitation tank to remove solid wastes; aerating the precipitated water for 23 hours; adding a color and odor removing agent into the water after aeration treatment; filtering the water after color and odor removal by a filter screen to remove impurities with particle sizes larger than 100 microns, and then feeding the water into an indoor culture circulating water treatment system; indoor breed circulating water treatment system includes: pumping the filtered water into a water return pool; extracting the water treated by the water return tank to a biological filter by a circulating water pump; the water treated by the biofilter directly enters the shrimp culture pond. The invention saves water resources, reduces the waste of water resources, improves the water utilization rate by more than 99 percent, reduces harmful substances in the treated water, and realizes green and pollution-free products.
However, practical application researches find that some existing tail water treatment recycling systems have poor water purification effects, some systems are easy to cause parasitic diseases (such as ichthyophthirius multifiliis) to spread and burst, some systems are inconvenient to maintain and high in treatment cost.
Disclosure of Invention
The utility model aims at providing a breed tail ditch circulation processing system, this breed tail ditch circulation processing system tail water purification effect is good, effectively prevents the source of illness, and maintains and running cost hangs down.
In order to realize the purpose of the utility model, the technical scheme who takes is:
a cultivation tail water ditch circulation treatment system comprises a sedimentation ditch, a sewage collection cone bottom round tank, an aeration tank and an ecological pond; a tail water pipe of the pond or an industrial aquaculture workshop is communicated with one side of the sedimentation channel, and the other side of the sedimentation channel is communicated with the upper part of one side of the dirt collecting cone bottom round pond through a fence to form a tangential water inlet channel; the upper part of the other side of the sewage collecting cone bottom circular tank is communicated with the upper part of one side of the aeration tank through a primary filter dam; the upper part of the other side of the aeration tank is communicated with the ecological pond through a secondary filtering dam; the bottom of the sewage collecting cone bottom round pool is connected with sludge pumping equipment through a sludge discharge pipe; an underwater ultraviolet lamp is arranged in the middle of the circular pool at the bottom of the sewage collecting cone to kill germs in the tail water; the settling channel is divided into more than one channel section according to the terrain, the channel sections are connected in series and arranged in a ladder way, the bottom of the upper channel section is higher than that of the lower channel section, and the upper parts of the adjacent channel sections are communicated through fences; the bottom of the water inlet end of the channel section is horizontally arranged, the bottom of the water outlet end is sunken and inclined towards the water outlet end, the left side and the right side of the water outlet end are inclined towards the middle to form a chute, and the chute occupies one third of the length of the channel and is smaller than one third of the length of the channel assembly; the water inlet of the ditch section is higher than the water outlet, so that when tail water enters the ditch from a high position, forward thrust can be formed, precipitates are not easy to aggregate on the horizontal bottom surface, and the precipitates are favorably concentrated in the chute; the lower end of the chute of each channel section is provided with a standby blow-off pipe with a valve which is communicated with the lower channel section, and the standby blow-off pipe of the lowest channel section is communicated with the lower part of the dirt collecting cone bottom circular pool; more than one of biological brushes, water purification fishes and ecological basebands are placed in the ditch section according to the characteristics of tail water; the method comprises the following steps that culture tail water of a pond or an industrial culture workshop is discharged into a precipitation channel, sediment of a tail water body is precipitated and collected in a chute, the tail water is converged into a sewage cone bottom circular pool through a fence to form circulation, suspended matters in water are collected at the bottom of the sewage cone bottom circular pool, sludge is periodically pumped into a rice field, a fruit forest or a gully by sludge pumping equipment, and the sludge is naturally dried to be used as biological fertilizer; tail water precipitated in the dirt collecting cone bottom circular pool and subjected to ultraviolet sterilization passes through a primary filter dam and then enters an aeration tank, and the water body is treated by continuous oxygenation and aeration; the tail water treated by the aeration tank enters an ecological pond through a secondary filter dam, and the tail water is subjected to final biological treatment; the water treated by the ecological pond can be purified again by the backflow of a pumping device and a pipeline, or can be returned as the circulating water for cultivation, or can be used for irrigation, or can be directly discharged into rivers and lakes after being detected to reach the standard. The system can be used as a surrounding separation facility of a culture area, plays a role in isolation and protection from the outside, is convenient for developing culture tail water purification treatment research in sections, and optimizes the water quality purification mode. The tail water of a plurality of culture ponds in the culture area can be discharged into the channel section, the tail water of the culture ponds is discharged according to the nearby principle, and the tail water pipes of the culture ponds are communicated with the water inlets of the adjacent channel sections.
Preferably: all install the water quality monitoring probe in ditch canal section, dirty cone bottom circle pond, aeration tank and the ecological pond, the water quality monitoring probe all is connected with display controller through the wire, and the monitoring data of water quality monitoring probe gathers to display controller analysis to carry out the aassessment research to the tail water treatment effect of each part of system, the tail water treatment mode of each part of in good time adjustment system.
Preferably: emergent aquatic plants are planted in the ecological pond, aquatic plant ecological floating beds and/or filter feeding fishes are placed in the ecological pond, and final biological treatment is carried out on tail water.
Preferably: the bottom of the aeration tank is provided with a nanometer oxygenation plate.
Preferably: ecological agents and carriers are placed in the dam bodies of the first-stage filtering dam and the second-stage filtering dam; the ecological preparation is bacillus or EM bacteria, and the carrier is corallite or volcanic rock.
Preferably: the position of a spare sewage discharge pipe communicated with the sewage collecting cone bottom circular pool at the lowest level ditch canal section is lower than that of the first-level filtering dam.
This breed tail ditch circulation processing system's advantage does:
1. the system can circularly purify the culture tail water, treats the tail water in a grading way, finally converts the tail water into qualified culture water or discharges the tail water after reaching the standard, has good treatment effect on the tail water, and can take three purposes of tail water treatment, scientific research and isolation protection into consideration. The system can also be used as a surrounding separation facility of an aquaculture pond area, and plays a role in isolation and protection with the outside.
2. The system adopts a multi-stage channel which is arranged in a ladder way, and the bottom of the channel section of the previous stage is higher than the bottom of the channel section of the next stage; last one-level trench section and the end bottom level setting of intaking of next-level trench section, the bottom of play water end is to going out the water end slope, and goes out the middle slope of the left and right sides both sides of water end, forms the chute, sets up the tail water in the canal like this and is difficult for rolling, and the precipitate subsides soon, and the precipitate mainly subsides and in the chute, and ditch bottom clearance convenient and fast, does not need the manual work to scrape the harrow clearance at the bottom of the canal.
3. This system adopts dirty awl end circle pond of collection as terminal sedimentation irrigation canals and ditches, and water inlet and delivery port all are on upper portion, are the anticlockwise design of oblique subtend, and the setting up of water inlet makes into water and flows along the pool wall, and the tail water of following the segmentation of last one-level irrigation canals and ditches is discharged easily forms the circulation in dirty awl end circle pond of collection, and debris can subside in the bottom of the pool fast, reaches the purpose of fully subsiding. In addition, the underwater ultraviolet lamp and the circulating design are arranged in the middle of the circular pool at the bottom of the sewage collecting cone, which is favorable for killing water body germs and depositing and removing water body parasite spores, thereby achieving the effect of effectively blocking aquaculture pathogens.
Drawings
FIG. 1 is a schematic view of the flow structure of the circulation treatment system for the aquaculture tail water ditch;
FIG. 2 is a schematic top view of the dirt collection cone-bottom circular basin of FIG. 1;
the part names of the sequence numbers in the figure are:
1. pond or factory aquaculture workshop, 2, draft tube, 3, last level ditch canal section, 4, water quality monitoring probe, 5, fence, 6, reserve blow off pipe, 7, next level ditch canal section, 8, display controller, 9, dirt collection cone bottom round pond, 10, one-level filtering dam, 11, aeration tank, 12, ecological pond, 13, second level filtering dam, 14, nanometer oxygenation dish, 15, arrange the silt pipe, 16, take out silt equipment.
Detailed Description
In order to make the technical scheme and advantages of the present application clearer, the following describes the technical scheme of the aquaculture tail canal circulation treatment system clearly and completely with reference to the embodiments and the accompanying drawings.
Example 1
A cultivation tail water ditch circulation treatment system comprises a sedimentation ditch, a sewage collection cone bottom round tank 9, an aeration tank 11 and an ecological pond 12; a tail water pipe 2 of the pond or the factory aquaculture workshop 1 is communicated with one side of a sedimentation channel, and the other side of the sedimentation channel is communicated with the upper part of one side of a dirt collecting cone bottom round pond 9 through a fence 5 to form a tangential water inlet channel; the upper part of the other side of the sewage collecting cone bottom circular tank 9 is communicated with the upper part of one side of the aeration tank 11 through a primary filtering dam 10; the upper part of the other side of the aeration tank 11 is communicated with the ecological pond 12 through a secondary filtering dam 13, and a nano oxygenation disc 14 is arranged at the bottom of the aeration tank 11; the bottom of the dirt collecting cone bottom round pool 9 is connected with a silt pumping device 16 through a silt discharging pipe 15; an underwater ultraviolet lamp is arranged in the middle of the dirt collecting cone bottom round pool 9 to kill the tail water germs; the sedimentation channel is divided into more than one channel section according to the terrain, a plurality of channel sections are connected in series and arranged in a ladder way, the bottom of the upper channel section 3 is higher than the bottom of the lower channel section 7, and the upper parts of the adjacent channel sections are communicated through the fence 5; the bottom of the water inlet end of the channel section is horizontally arranged, the bottom of the water outlet end is sunken and inclined towards the water outlet end, the left side and the right side of the water outlet end are inclined towards the middle to form a chute, and the chute occupies one third of the length of the channel and is smaller than one third of the length of the channel assembly; the water inlet of the ditch section is higher than the water outlet, so that when tail water enters the ditch from a high position, forward thrust can be formed, precipitates are not easy to aggregate on the horizontal bottom surface, and the precipitates are favorably concentrated in the chute; the lower end of the chute of each channel section is provided with a standby blow-off pipe 6 with a valve which is communicated with the lower channel section, the standby blow-off pipe 6 of the lowest channel section is communicated with the lower part of the dirt collecting cone bottom circular pool 9, and the position of the standby blow-off pipe is lower than that of the first-stage filtering dam 10; more than one of biological brushes, water purification fishes and ecological basebands are placed in the ditch section according to the characteristics of tail water; the tail water of the pond or the industrial aquaculture workshop is discharged into a sedimentation ditch, sediment of the tail water body is settled and concentrated in a chute, the tail water is converged into a dirt collecting cone bottom circular pool 9 through a fence 5 to form a circular flow, suspended matters in the water are concentrated at the bottom of the dirt collecting cone bottom circular pool 9, and the silt pumping equipment is used for periodically pumping silt into a rice field, a fruit forest or a gully and naturally drying the silt to be used as biological fertilizer; tail water precipitated in the dirt collecting cone bottom circular pool 9 and subjected to ultraviolet sterilization passes through a primary filtering dam 10 and then enters an aeration tank 11, and the water body is treated by continuous oxygenation and aeration; tail water treated by the aeration tank 11 enters an ecological pond 12 through a secondary filter dam 13, emergent aquatic plants are planted in the ecological pond 12, an aquatic plant ecological floating bed and/or filter feeding fishes are placed in the ecological pond, and final biological treatment is carried out on the tail water; the water treated by the ecological pond 12 can be purified again by the backflow of pumping equipment and pipelines, or can be returned as the circulating water for cultivation, or can be used for irrigation, or can be directly discharged into rivers and lakes after being detected to reach the standard.
Example 2
A cultivation tail water ditch circulation treatment system comprises a sedimentation ditch, a sewage collection cone bottom round tank 9, an aeration tank 11 and an ecological pond 12; the system is used as a surrounding separation facility of a culture area, plays a role in isolation and protection from the outside, is convenient for developing culture tail water purification treatment research in sections, and optimizes the water quality purification mode. The sedimentation channel is divided into more than one channel section according to the terrain, a plurality of channel sections are connected in series and arranged in a ladder way, the bottom of the upper channel section 3 is higher than the bottom of the lower channel section 7, and the upper parts of the adjacent channel sections are communicated through the fence 5; the bottom of the water inlet end of the channel section is horizontally arranged, the bottom of the water outlet end is sunken and inclined towards the water outlet end, the left side and the right side of the water outlet end are inclined towards the middle to form a chute, and the chute occupies one third of the length of the channel and is smaller than one third of the length of the channel assembly; the water inlet of the ditch section is higher than the water outlet, so that when tail water enters the ditch from a high position, forward thrust can be formed, precipitates are not easy to aggregate on the horizontal bottom surface, and the precipitates are favorably concentrated in the chute; the lower end of the chute of each channel section is provided with a standby blow-off pipe 6 with a valve which is communicated with the lower channel section, the standby blow-off pipe 6 of the lowest channel section is communicated with the lower part of the dirt collecting cone bottom circular pool 9, and the position of the standby blow-off pipe is lower than that of the first-stage filtering dam 10; the tail water of a plurality of ponds or factory-like cultivation workshops 1 in the cultivation area can be discharged into a channel section, the tail water discharge of the cultivation ponds is discharged according to the nearby principle, the tail water pipes 2 of the ponds or factory-like cultivation workshops 1 are communicated with the water inlets of the adjacent channel sections, and the other side of the channel section is communicated with the upper part of one side of a sewage collecting cone bottom circular pool 9 through a fence 5 to form a tangential water inlet channel; the upper part of the other side of the sewage collecting cone bottom circular tank 9 is communicated with the upper part of one side of the aeration tank 11 through a primary filtering dam 10; the upper part of the other side of the aeration tank 11 is communicated with an ecological pond 12 through a secondary filtering dam 13; the bottom of the dirt collecting cone bottom round pool 9 is connected with a silt pumping device 16 through a silt discharging pipe 15; an underwater ultraviolet lamp is arranged in the middle of the dirt collecting cone bottom round pool 9 to kill the tail water germs; more than one of biological brushes, water purification fishes and ecological basebands are placed in the ditch section according to the characteristics of tail water; culturing tail water in a pond or an industrial culturing workshop is discharged into a nearby ditch section, then flows into a next-stage ditch section through a fence of the ditch section, is precipitated and purified step by step, precipitates in tail water bodies in the ditches are precipitated and concentrated in a chute, tail water in an Nth-stage ditch is converged into a sewage cone bottom circular pool through the fence to form precipitates of circulating tail water bodies, and is precipitated and concentrated in the chute, the tail water is converged into a sewage cone bottom circular pool 9 through a fence 5 to form circulation, suspended matters in water are concentrated at the bottom of the sewage cone bottom circular pool 9, and silt pumping equipment is used for periodically pumping silt into a rice field, a fruit forest or a ditch and is naturally dried to be used as biological fertilizer; tail water precipitated by the dirt collecting cone bottom circular pool 9 and subjected to ultraviolet sterilization passes through a primary filtering dam 10 and then enters an aeration tank 11, and a nano oxygenation disc 14 is placed at the bottom of the aeration tank 11 to continuously perform oxygenation aeration treatment on a water body; tail water treated by the aeration tank 11 enters an ecological pond 12 through a secondary filtering dam 13, and ecological agents and carriers are placed in dam bodies of the primary filtering dam 10 and the secondary filtering dam 13; the ecological preparation is bacillus or EM bacteria, and the carrier is corallite or volcanic rock; emergent aquatic plants are planted in the ecological pond 12, aquatic plant ecological floating beds and/or filter feeding fishes are placed in the ecological pond, and the tail water is subjected to final biological treatment; the water treated by the ecological pond 12 can be purified again by the backflow of pumping equipment and pipelines, or can be returned as the circulating water for cultivation, or can be used for irrigation, or can be directly discharged into rivers and lakes after being detected to reach the standard. All install water quality monitoring probe 4 in ditch channel section, dirty awl end circular pool 9 of collection, aeration tank 11 and ecological pond 12, water quality monitoring probe 4 all is connected with display controller 8 through the wire, and water quality monitoring probe 4's monitoring data gathers to display controller 8 analysis to the tail water treatment effect to each part of system carries out the aassessment research, adjusts the tail water treatment mode of each part of system in good time.
Application examples
The system is used for land trial in Guangxi fishery species demonstration gardens (core areas) in a certain county of Chongxi city, the pond of the core areas occupies 500 mu of land, the area of the pond occupies more than 300 mu of land, the treatment system occupies 50 mu of land, and the ditch part is connected with a tail water pipe channel of the pond or an industrial aquaculture workshop, and the whole aquaculture area is surrounded. The system gives consideration to 300 mu of pond culture tail water treatment, tail water treatment mode research and the application of isolation and protection with the outside. Through test comparison, multistage sectional type ditches in stepped arrangement are adopted, and the bottom of each stage of ditch is higher than that of the next stage of ditch; the bottom of the water inlet end of each stage of ditch is horizontally arranged, the bottom of the water outlet end is sunken and inclines towards the water outlet end, the left side and the right side of the water outlet end incline towards the middle to form a chute, so that tail water in the ditch is not easy to roll, precipitates settle quickly, the precipitates mainly settle in the chute, the bottom of the ditch is convenient and quick to clean, manual scraping harrows are not needed to clean the bottom of the ditch, and the ditch is superior to the whole level or all inclined planes of the bottom of the ditch. The cone bottom circular pool is used as a tail end sedimentation ditch, the water inlet and the water outlet are respectively arranged at the upper part of one side, tail water discharged from the last stage of ditch forms circulation in the cone bottom circular pool, impurities can be quickly and intensively settled at the bottom of the cone bottom circular pool, the purpose of full settlement is achieved, and the effect is superior to that of sedimentation ditches or ponds in other shapes.
The above description is not intended to limit the present application, and the present application is not limited to the above examples, and those skilled in the art should understand that they can make various changes, modifications, additions or substitutions within the spirit and scope of the present application.
Claims (6)
1. The utility model provides a breed tail water ditch circulation processing system which characterized in that: comprises a sedimentation ditch, a dirt collection cone bottom round tank (9), an aeration tank (11) and an ecological pond (12); a tail water pipe (2) of the pond or an industrial aquaculture workshop (1) is communicated with one side of a sedimentation channel, and the other side of the sedimentation channel is communicated with the upper part of one side of a dirt collecting cone bottom round pool (9) through a fence (5) to form a tangential water inlet channel; the upper part of the other side of the sewage collecting cone bottom circular tank (9) is communicated with the upper part of one side of the aeration tank (11) through a primary filtering dam (10); the upper part of the other side of the aeration tank (11) is communicated with the ecological pond (12) through a secondary filtering dam (13); the bottom of the sewage collecting cone bottom round pool (9) is connected with a sludge pumping device (16) through a sludge discharge pipe (15); an underwater ultraviolet lamp is arranged in the middle of the dirt collecting cone bottom round pool (9) to kill the tail water germs; the sedimentation ditch is divided into more than one ditch section according to the terrain, a plurality of ditch sections are connected in series and arranged in a ladder way, the bottom of the upper ditch section (3) is higher than the bottom of the lower ditch section (7), and the upper parts of the adjacent ditch sections are communicated through a fence (5); the bottom of the water inlet end of the channel section is horizontally arranged, the bottom of the water outlet end is sunken and inclined towards the water outlet end, and the left side and the right side of the water outlet end are inclined towards the middle to form an inclined groove; the lower end of the chute of each channel section is provided with a standby blow-off pipe (6) with a valve which is communicated with the lower channel section, and the standby blow-off pipe (6) of the lowest channel section is communicated with the lower part of the dirt collecting cone bottom circular pool (9); more than one of biological brushes, water purification fishes and ecological basebands are placed in the ditch section according to the characteristics of tail water; the tail water of the pond or the industrial aquaculture workshop is discharged into a sedimentation channel, sediment of the tail water body is settled and concentrated in a chute, and the tail water is converged into a sewage cone bottom circular pool (9) through a fence (5) to form circulation, so that suspended matters in the water are concentrated at the bottom of the sewage cone bottom circular pool (9); tail water precipitated by the dirt collecting cone bottom circular pool (9) and subjected to ultraviolet sterilization passes through a primary filtering dam (10) and then enters an aeration pool (11) to continuously carry out oxygenation aeration treatment on the water body; the tail water treated by the aeration tank (11) enters an ecological pond (12) through a secondary filtering dam (13) and is subjected to final biological treatment; the water body treated by the ecological pond (12) can be purified again through the backflow of a pumping device and a pipeline, or can be returned as the circulating water for cultivation, or can be used for irrigation, or can be directly discharged into rivers and lakes after being detected to reach the standard.
2. The aquaculture tail canal circulation treatment system of claim 1, wherein: all install water quality monitoring probe (4) in ditch canal section, dirty awl end round pond (9), aeration tank (11) and ecological pond (12), water quality monitoring probe (4) all are connected with display controller (8) through the wire, and the monitoring data of water quality monitoring probe (4) gathers to display controller (8) analysis to the tail water treatment effect to each part of system carries out the aassessment research, the tail water treatment mode of each part of in good time adjustment system.
3. The aquaculture tail canal circulation treatment system of claim 1, wherein: emergent aquatic plants are planted in the ecological pond (12), aquatic plant ecological floating beds and/or filter feeding fishes are placed in the ecological pond, and final biological treatment is carried out on tail water.
4. The aquaculture tail canal circulation treatment system of claim 1, wherein: the bottom of the aeration tank (11) is provided with a nanometer oxygenation plate (14).
5. The aquaculture tail canal circulation treatment system of claim 1, wherein: ecological agents and carriers are placed in the dam bodies of the primary filtering dam (10) and the secondary filtering dam (13); the ecological preparation is bacillus or EM bacteria, and the carrier is corallite or volcanic rock.
6. The aquaculture tail canal circulation treatment system of claim 1, wherein: the position of a standby blow-off pipe (6) communicated with the dirt collecting cone bottom circular pool (9) at the lowest level of the ditch canal section is lower than that of the first-level filtering dam (10).
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111115989A (en) * | 2020-03-06 | 2020-05-08 | 广西壮族自治区水产引育种中心 | Breeding tail water ditch circulating treatment system |
| CN113383742A (en) * | 2021-05-28 | 2021-09-14 | 华南农业大学 | Series multi-step landscape type pond culture integrated system |
-
2020
- 2020-03-06 CN CN202020265901.4U patent/CN211847624U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111115989A (en) * | 2020-03-06 | 2020-05-08 | 广西壮族自治区水产引育种中心 | Breeding tail water ditch circulating treatment system |
| CN113383742A (en) * | 2021-05-28 | 2021-09-14 | 华南农业大学 | Series multi-step landscape type pond culture integrated system |
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