CN210419521U - Culture wastewater reclaimed water recycling system - Google Patents

Culture wastewater reclaimed water recycling system Download PDF

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Publication number
CN210419521U
CN210419521U CN201920632516.6U CN201920632516U CN210419521U CN 210419521 U CN210419521 U CN 210419521U CN 201920632516 U CN201920632516 U CN 201920632516U CN 210419521 U CN210419521 U CN 210419521U
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water
filter
membrane
water tank
tank
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王桂胜
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Guohuan Dongfang Beijing Environmental Protection Technology Co Ltd
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Guohuan Dongfang Beijing Environmental Protection Technology Co Ltd
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Abstract

The utility model provides a breed waste water reuse of reclaimed water system, including the integration water purifier (1), multi-media filter (4), membrane system (7) and RO membrane device (13) that connect gradually. The utility model provides a breed waste water reuse of reclaimed water system, the concentrate of breeding waste water behind the membrane system can be used for farming as high-efficient fertilizer, and the permeate liquid reaches emission standard through membrane filtration once more, can discharge or the retrieval and utilization.

Description

Culture wastewater reclaimed water recycling system
Technical Field
The utility model relates to a sewage treatment field, concretely relates to breed waste water reuse of reclaimed water system.
Background
The breeding wastewater mainly comprises animal urine, partial excrement and breeding fence flushing water, the water is rich in nitrogen, phosphorus, organic matters and high suspended matters, the breeding wastewater is organic wastewater with high concentration, the pollutant components are complex, the breeding wastewater is high in treatment cost and large in treatment difficulty, the breeding wastewater is directly discharged without treatment to cause serious damage to rural ecology and environment, the discharge of the high-concentration organic wastewater can also cause the increase of river nutrition load and the eutrophication of lakes.
At present, the treatment method for large-scale breeding wastewater at home and abroad mainly comprises two categories of comprehensive utilization and standard-reaching discharge treatment, and because the breeding management mode of domestic livestock and poultry plants is laggard and the anaerobic treatment is not in place before the comprehensive utilization, a plurality of problems such as large sewage yield, complex components, high pollutant concentration after treatment and the like often occur in the comprehensive utilization process of the breeding wastewater. For the process for treating the wastewater which reaches the standard and is discharged, the process flows used at home and abroad are approximately the same, namely solid-liquid separation, anaerobic digestion and aerobic treatment, and for the domestic breeding industry, the investment for building the facility for treating the breeding wastewater is too large.
Disclosure of Invention
The utility model discloses a solve the breed waste water treatment that exists among the prior art not thoroughly, handle the facility problem with high costs, provide an operation cost low, handle efficient and breed waste water reuse of reclaimed water system, not only solved the difficult problem of discharging of breed waste water, still prepare into high-efficient fertilizer with the concentrate, final permeate liquid can reach the drinking water standard.
The utility model provides a reclaimed water recycling system for aquaculture wastewater, which comprises an integrated water purifier, an integrated water production tank connected with the integrated water purifier and used for loading clean water, a booster pump for pumping water from the integrated water production tank, a multi-medium filter connected with the water outlet of the booster pump, the multi-medium water production tank is connected with the multi-medium filter, the multi-medium water production tank is connected with a water inlet of the high-pressure pump, a water outlet of the high-pressure pump is connected with the membrane system, permeate of the membrane system enters the permeate water tank, the concentrate enters the concentrate water tank, the permeate water tank is connected with a water inlet of the RO booster pump, a water outlet of the RO booster pump is connected with the RO filter, the RO filter is connected with a water inlet of the RO high-pressure pump, a water outlet of the RO high-pressure pump is connected with the RO membrane device, second permeate of the RO membrane device enters a discharge pipeline, and second concentrate of the RO membrane device is connected with the. The process of precipitation, filtration and concentration is adopted, the aquaculture wastewater firstly enters an integrated water purifying device to precipitate large granular substances, then impurities with the size of more than 50 micrometers are filtered out through a filter to reach the standard of entering a subsequent process, then the aquaculture wastewater enters a membrane system for concentration, the aquaculture wastewater can be concentrated to 4-5 times after the membrane concentration, the permeate liquid can reach the national sewage discharge standard through secondary membrane filtration, the permeate liquid can also be recycled, and the concentrate can be used as a high-efficiency organic fertilizer for agricultural planting.
The utility model provides a breed waste water reuse of reclaimed water system, as preferred mode, integration water purifier is still including coagulating the district, and the pipe chute settling zone that is used for separating mud that links to each other with coagulating the district links to each other with the pipe chute settling zone and is used for the mud bucket of discharge mud, sets up the sediment machine of scraping that is used for scraping the dross in the pipe chute settling zone, links to each other with the pipe chute settling zone and is used for filtering the filter chamber of clear water, and the filter chamber links to each other and produces the water tank with the integration and links to each other. The aquaculture wastewater firstly enters a coagulation area through a water inlet of the integrated water purifier, complete coagulation reaction is carried out, then the aquaculture wastewater enters a precipitation area, the aquaculture wastewater flows on a slope net along an inclined pipe in the precipitation area and enters the precipitation area, deposited solid impurities slide downwards along the slope direction of the inclined pipe under the action of gravity and are pushed into a sludge discharge hopper, scum is scraped by a scum scraper on the water surface through obliquely hanging clarified water, then the clarified water enters a filter chamber through the upper part of the integrated water purifying device and is filtered through a filter layer from top to bottom, alum blossom in the water is intercepted and filtered by the filter layer, filtered clear water is collected to an integrated water production tank through a filter head, backwashing is automatically carried out on the filter chamber after filtering for a period of time, and a backwashing water pump pumps water from the integrated water production tank to carry out backwashing on the filter chamber. The multi-media filter adopts an advanced micro-flocculation filtering mode, contains multiple layers of filtering media with different materials, can completely filter impurities insoluble in water, ensures that the SDI value is not more than 4, provides a foundation for a back-stage membrane system, removes substances such as suspended matters, particulate mechanical impurities, iron and manganese, colloid and the like in water, reduces the turbidity of the water, simultaneously reduces the turbidity and the chroma of the water, filters visible matters such as particles, algae and the like in the water, automatically performs back flushing after the multi-media filter operates for a period of time, and the back flushing water is tap water.
The utility model provides a breed waste water reuse of reclaimed water system is provided with the circulating pump as preferred mode between permeate liquid water tank and the membrane system. The permeate liquid water tank and the membrane system are connected through the circulating pump, so that permeate liquid passing through the membrane system is continuously circulated, and the treatment degree of the aquaculture wastewater is improved.
The utility model provides a breed waste water reuse of reclaimed water system, as preferred mode, the membrane system is disc formula reverse osmosis membrane system or formula of book high pressure reverse osmosis membrane system. The roll type high-pressure reverse osmosis membrane technology is a novel special membrane separation technology, has the anti-pollution capacity between a roll type membrane and a disc tube type membrane, is used for treating high-concentration sewage with large water volume, and is a safe, low-energy-consumption and low-maintenance membrane. The roll type high-pressure reverse osmosis membrane overcomes the defects of serious pollution blockage, low recovery rate, frequent cleaning, short service life, poor impact resistance and the like of the traditional roll type membrane, a water flowing channel supported by a wide-channel anti-pollution membrane grid form has the characteristics of wider channel and smoother flowing, can tolerate the entering of impurities with larger particle size, simultaneously reduces the hydraulic loss, and the contact part of the grid and the membrane has no dead angle and is easier to clean.
The utility model provides a breed waste water reuse of reclaimed water system still is provided with the self-cleaning filter and the quartz sand filter that connect gradually between booster pump and the many medium filter as preferred mode. The reclaimed water recycling system of the aquaculture wastewater adopts three stages of pretreatment, recycling treatment and post-treatment, and the pretreatment adopts an integrated water purifying device and a multi-medium filter to remove suspended matters and large granular substances in the aquaculture wastewater. The water inlet requirement of a subsequent membrane system is met. The recycling treatment adopts a roll type high-pressure reverse osmosis membrane. The purpose of concentration of the culture sewage is achieved, and the water quality is treated to meet the national standard by RO membrane treatment in the post-treatment. The quartz sand filter utilizes quartz sand as a filter medium, water with high turbidity is filtered by granular or non-granular quartz sand with a certain thickness under a certain pressure, suspended matters, organic matters, colloidal particles, microorganisms, chlorine, odor, partial heavy metal ions and the like in the water are effectively intercepted and removed, and the effects of reducing the water turbidity and purifying the water quality are finally achieved.
The utility model discloses in the use, breed the coagulation district that waste water got into integration water purifier, then get into the settling zone, the water of clarification gets into the filter chamber after scraping the dross through scraping the sediment machine in the settling zone, clear water after the filtration gets into integration product water tank, the booster pump draws water from integration product water tank and gets into multi-media filter, water through the processing gets into multi-media product water tank, the high-pressure pump draws water from multi-media product water tank and gets into the membrane system, the permeate liquid of membrane system gets into the permeate liquid water tank, the concentrate gets into the concentrate water tank, the RO booster pump draws water from permeate liquid water tank and gets into RO membrane device through the RO high-pressure pump again after RO filter, the second permeate liquid of RO membrane device discharges or recycle through outlet conduit, the second concentrate gets into multi-media product water tank and continues to concentrate.
The utility model discloses a deposit-filter-concentrated equipment, solved the difficult problem of discharging of breed waste water, still prepare into high-efficient fertilizer with the concentrate, final permeate liquid accords with national emission standard, sets up and reaches the drinking water standard.
Drawings
FIG. 1 is a schematic flow diagram of a system for recycling aquaculture wastewater;
FIG. 2 is a schematic flow diagram of another system for recycling aquaculture wastewater;
fig. 3 is a schematic structural view of the integrated water purifier.
Reference numerals:
1. an integrated water purifier; 1-1, a coagulation zone; 1-2, an inclined tube settling zone; 1-3, a mud bucket; 1-4, a slag scraper; 1-5, filtering chamber; 2. an integrated water production tank; 3. a booster pump; 4. a multi-media filter; 5. a multi-medium water producing tank; 6. a high pressure pump; 7. a membrane system; 8. a permeate tank; 9. a concentrated solution water tank; 10. an RO booster pump; 11. an RO filter; 12. an RO high-pressure pump; 13. an RO membrane device; 14. a circulation pump; 15. a self-cleaning filter; 16. a quartz sand filter.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1
As shown in fig. 1, a system for recycling water in aquaculture wastewater comprises an integrated water purifier 1, an integrated water production tank 2 connected with the integrated water purifier 1 and used for loading clean water, a booster pump 3 used for pumping water from the integrated water production tank 2, a multi-media filter 4 connected with a water outlet of the booster pump 3, a multi-media water production tank 5 connected with the multi-media filter 4, a high-pressure pump 6 used for pumping water from the multi-media water production tank 5, a membrane system 7 connected with a water outlet of the high-pressure pump 6, permeate of the membrane system 7 enters a permeate water tank 8, concentrate enters a concentrate water tank 9, the permeate water tank 8 is connected with a water inlet of an RO booster pump 10, a circulating pump 14 is arranged between the permeate water tank 8 and the membrane system 7, and the membrane system 7 is a disc-type reverse osmosis; the water outlet of the RO booster pump 10 is connected with the RO filter 11, the RO filter 11 is connected with the water inlet of the RO high-pressure pump 12, the water outlet of the RO high-pressure pump 12 is connected with the RO membrane device 13, the second permeate liquid passing through the RO membrane device 13 enters a discharge pipeline, and the second concentrate liquid passing through the RO membrane device 13 is connected with the multi-medium water production tank 5 through a pipeline.
As shown in fig. 3, the integrated water purifier 1 further comprises a coagulation area 1-1, an inclined tube sedimentation area 1-2 connected with the coagulation area 1-1 and used for separating sludge, a sludge discharge hopper 1-3 connected with the inclined tube sedimentation area 1-2 and used for discharging sludge, a residue scraping machine 1-4 arranged in the inclined tube sedimentation area 1-3 and used for scraping scum, a filter chamber 1-5 connected with the inclined tube sedimentation area 1-3 and used for filtering clean water, and the filter chamber 1-5 is connected with the integrated water production tank 2.
In the use process of the utility model, the aquaculture wastewater enters the coagulation area 1-1 of the integrated water purifier 1, then the wastewater enters a settling zone 1-2, clear water in the settling zone 1-2 is subjected to scum removal by a scum scraper 1-4 and then enters a filtering chamber 1-5, filtered clean water enters an integrated water production tank 2, a booster pump 3 pumps water from the integrated water production tank 2 and enters a multi-media filter 4, the treated water enters the multi-media water production tank 5, a high-pressure pump 6 pumps water from the multi-media water production tank 5 and enters a membrane system 7, permeate of the membrane system 7 enters a permeate water tank 8, a concentrated solution enters a concentrated solution water tank 9, an RO booster pump 10 pumps water from the permeate water tank 8 and enters an RO membrane device 13 through an RO high-pressure pump 12 after passing through an RO filter 11, second permeate of the RO membrane device 13 is discharged or recycled through a water outlet pipeline, and the second concentrated solution enters the multi-media water production tank 5 for continuous concentration.
Example 2
As shown in fig. 2, the filter arrangement of this embodiment is the same as that of embodiment 1.
In the embodiment, the system for recycling the recycled water in the aquaculture wastewater comprises an integrated water purifier 1, an integrated water production tank 2 connected with the integrated water purifier 1 and used for loading clean water, a booster pump 3 for pumping water from the integrated water production tank 2, a multi-medium filter 4 connected with the water outlet of the booster pump 3, a multi-medium water producing tank 5 connected with the multi-medium filter 4, a self-cleaning filter 15 and a quartz sand filter 16 which are connected in sequence are arranged between the booster pump 3 and the multi-medium filter 4, a high pressure pump 6 for pumping water from the multi-medium water producing tank 5 is also included, a membrane system 7 connected with the water outlet of the high-pressure pump 6, wherein permeate of the membrane system 7 enters a permeate water tank 8, a concentrated solution enters a concentrated solution water tank 9, the permeate water tank 8 is connected with the water inlet of an RO booster pump 10, a circulating pump 14 is arranged between the permeate water tank 8 and the membrane system 7, and the membrane system 7 is a disc-type reverse osmosis membrane system or a roll-type high-pressure reverse osmosis membrane system; the water outlet of the RO booster pump 10 is connected with the RO filter 11, the RO filter 11 is connected with the water inlet of the RO high-pressure pump 12, the water outlet of the RO high-pressure pump 12 is connected with the RO membrane device 13, the second permeate liquid passing through the RO membrane device 13 enters a discharge pipeline, and the second concentrate liquid passing through the RO membrane device 13 is connected with the multi-medium water production tank 5 through a pipeline.
As shown in fig. 3, the integrated water purifier 1 further comprises a coagulation area 1-1, an inclined tube sedimentation area 1-2 connected with the coagulation area 1-1 and used for separating sludge, a sludge discharge hopper 1-3 connected with the inclined tube sedimentation area 1-2 and used for discharging sludge, a residue scraping machine 1-4 arranged in the inclined tube sedimentation area 1-3 and used for scraping scum, a filter chamber 1-5 connected with the inclined tube sedimentation area 1-3 and used for filtering clean water, and the filter chamber 1-5 is connected with the integrated water production tank 2.
In the use process of the utility model, the aquaculture wastewater enters the coagulation zone 1-1 of the integrated water purifier 1 and then enters the sedimentation zone 1-2, the clarified water in the sedimentation zone 1-2 enters the filtration chamber 1-5 after scum is scraped by the scum scraper 1-4, the filtered clear water enters the integrated water production tank 2, the booster pump 3 pumps water from the integrated water production tank 2 and sequentially enters the self-cleaning filter 15, the quartz sand filter 16 and the multi-medium filter 4, the treated water enters the multi-medium water production tank 5, the high-pressure pump 6 pumps water from the multi-medium water production tank 5 and enters the membrane system 7, the permeate liquid of the membrane system 7 enters the permeate liquid tank 8, the concentrate enters the concentrate liquid tank 9, the RO booster pump 10 pumps water from the permeate liquid tank 8 and enters the RO membrane device 13 through the RO high-pressure pump 12 after the RO filter 11, the second permeate liquid of the RO membrane device 13 is discharged or recycled through a water outlet pipeline, the second concentrated solution enters the multimedia water producing tank 5 to be concentrated continuously.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims (5)

1. The utility model provides a breed waste water reuse of reclaimed water system which characterized in that: including integration water purifier (1), with integration water tank (2) of producing that is used for loading clear water that integration water purifier (1) connects gradually, be used for following booster pump (3), multi-media filter (4), multi-media produce water tank (5) that integration water tank (2) were taken a water pump (6), membrane system (7) that are used for following multi-media produce water tank (5) and draw a water, permeate liquid water tank (8) and concentrate water tank (9) that link to each other with membrane system (7), RO booster pump (10), RO filter (11), RO high-pressure pump (12), RO membrane device (13) that connect gradually with permeate liquid water tank (8), with the outlet conduit who is used for discharging the second permeate liquid that RO membrane device (13) link to each other, RO membrane device (13) with multi-media produce water tank (5).
2. The system for recycling aquaculture wastewater according to claim 1, wherein: the integrated water purifier (1) comprises a coagulation area (1-1), an inclined tube sedimentation area (1-2) connected with the coagulation area (1-1) and used for separating sludge, a sludge discharge hopper (1-3) connected with the inclined tube sedimentation area (1-2) and used for discharging the sludge, a residue scraping machine (1-4) arranged in the inclined tube sedimentation area (1-2) and used for scraping scum, and a filter chamber (1-5) connected with the inclined tube sedimentation area (1-2) and used for filtering clean water, wherein the filter chamber (1-5) is connected with the integrated water production tank (2).
3. The system for recycling aquaculture wastewater according to claim 1, wherein: and the circulating pump (14) is connected with the permeate liquid water tank (8) at the water inlet and the membrane system (7) at the water outlet.
4. The system for recycling aquaculture wastewater according to claim 1, wherein: the membrane system (7) is a disc type reverse osmosis membrane system or a roll type high-pressure reverse osmosis membrane system.
5. The system for recycling aquaculture wastewater according to claim 1, wherein: and a self-cleaning filter (15) and a quartz sand filter (16) which are sequentially connected are also arranged between the booster pump (3) and the multi-medium filter (4).
CN201920632516.6U 2019-05-06 2019-05-06 Culture wastewater reclaimed water recycling system Active CN210419521U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920632516.6U CN210419521U (en) 2019-05-06 2019-05-06 Culture wastewater reclaimed water recycling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920632516.6U CN210419521U (en) 2019-05-06 2019-05-06 Culture wastewater reclaimed water recycling system

Publications (1)

Publication Number Publication Date
CN210419521U true CN210419521U (en) 2020-04-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920632516.6U Active CN210419521U (en) 2019-05-06 2019-05-06 Culture wastewater reclaimed water recycling system

Country Status (1)

Country Link
CN (1) CN210419521U (en)

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