CN218232084U - Effluent treatment plant is bred to eel - Google Patents
Effluent treatment plant is bred to eel Download PDFInfo
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- CN218232084U CN218232084U CN202221600987.7U CN202221600987U CN218232084U CN 218232084 U CN218232084 U CN 218232084U CN 202221600987 U CN202221600987 U CN 202221600987U CN 218232084 U CN218232084 U CN 218232084U
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Abstract
The utility model provides an effluent treatment plant is bred to eel, the utility model belongs to resource cyclic utilization and environmental protection field, concretely relates to effluent treatment plant is bred to eel. The device mainly comprises an oxidation device and an adsorption phosphorus removal device, wherein the oxidation device is mainly used for removing ammonia nitrogen in the wastewater and converting organic phosphorus in the wastewater into phosphate radical; the adsorption dephosphorization device adsorbs phosphate radicals in the wastewater on the filter material, so that the ammonia nitrogen in the treated water body is less than or equal to 1mg/L, and the total phosphorus is less than or equal to 0.2mg/L; when the utility model is adopted to treat the eel breeding wastewater, the treatment cost is less than or equal to 0.2 yuan/ton, and the treatment cost is low; has the advantages of 1: when the eel breeding wastewater is treated, only the wastewater flows through the filtering and adsorbing tower, and no special person is required to operate and manage, so that the operation is simple; 2: no sludge is produced; 3: over 90% of phosphorus resource can be recovered by desorbing, eluting and precipitating the phosphorus adsorbed on the adsorption filter material.
Description
Technical Field
The utility model relates to a resource cyclic utilization and environmental protection field, concretely relates to processing apparatus of eel aquaculture wastewater.
Background
COD of eel culture wastewater Cr About 20-30 mg/L, BOD 5 About 5-15 mg/L of ammonia nitrogen, about 0.5-3 mg/L of ammonia nitrogen, about 1-15 mg/L of total nitrogen and about 0.5-2 mg/L of total phosphorus, wherein the main pollutants are ammonia nitrogen and total phosphorus. If the eel aquaculture wastewater is directly discharged to the environment, the nitrogen and phosphorus of the surrounding water body exceed the standards, and the water body is eutrophicated, so the eel aquaculture wastewater must be treated. The ammonia nitrogen treatment method in the eel breeding wastewater comprises a physical method, a chemical method and a biological method. The physical method comprises the treatment technologies of reverse osmosis, distillation, soil irrigation and the like; the chemical method comprises the treatment technologies of ion exchange, ammonia stripping, breakpoint chlorination, incineration, chemical precipitation, catalytic cracking, electrodialysis, electrochemistry and the like; the biological method comprises algae culture, biological nitrification, immobilized biotechnology and other treatment technologies. The method for treating the total phosphorus in the eel culture wastewater comprises a chemical precipitation method, an electrolysis method, a microbiological method, a hydrobiological method, a physical adsorption method, a soil treatment method, a membrane technology treatment method and the like. Microbiological methods, chemical precipitation methods and physical adsorption methods are the mainstream dephosphorization processes. Although ammonia nitrogen and total phosphorus in the wastewater are successfully treated, at present, no successful or mature treatment device and method for the eel culture wastewater exist. The biochemical method has large investment and large occupied area, and does not need to continuously add carbon sources during operation, thereby causing high treatment cost; the precipitation method not only has high treatment cost, but also generates a large amount of sludge; therefore, with the development of the eel breeding industry, an economical and practical eel breeding wastewater treatment device is urgently needed.
Disclosure of Invention
An object of the utility model is to overcome prior art's defect, provide an eel breeding effluent treatment plant.
The utility model discloses a following technical scheme realizes:
the utility model provides an eel breeding effluent treatment plant, mainly includes oxidation unit, adsorbs phosphorus removal device:
the oxidation device comprises a reaction tank (tank), a dosing tank, a metering dosing pump, a pipeline mixer and a sewage lifting pump, wherein the dosing tank is communicated with a tee joint on a water inlet pipe of the reaction tank (tank) through the metering dosing pump; the pipeline mixer is used for uniformly mixing the medicine added into the pipeline with the wastewater;
the adsorption dephosphorization device comprises a lift pump, a water inlet valve, a water inlet tee joint, a filtration adsorption tower (barrel), a lower support plate, a support filler, an adsorption filler, an upper support plate, a water outlet tee joint and a water outlet valve, wherein the water inlet valve and the water inlet tee joint are sequentially communicated with a water inlet of the filtration adsorption tower (barrel); the water inlet of the water inlet valve is communicated with the water outlet of the reaction tank of the oxidation device through a lift pump, the water outlet of the water inlet valve is communicated with one water inlet of a water inlet tee joint, the other water inlet of the water inlet tee joint is communicated with the water outlet of a backwashing valve of a backwashing desorption device, the water outlet of the water inlet tee joint is communicated with the water inlet of a filtering and adsorbing tower (barrel), the water inlet of the filtering and adsorbing tower (barrel) is communicated with a water distributor in the filtering and adsorbing tower (barrel), a lower supporting plate is installed at the bottom of the filtering and adsorbing tower, supporting filler is installed above the lower supporting plate, adsorbing filler is filled above the supporting filler, an upper supporting plate is installed at the top of the adsorbing filler, the water outlet is formed in the top of the filtering and adsorbing tower (barrel), the water outlet is connected with one water inlet of a water outlet tee joint, one water outlet of the water outlet tee joint is communicated with a water outlet valve, the other water outlet of the water outlet tee joint is communicated with a backwashing recovery liquid outlet valve, and the water outlet valve is communicated with a water drain pipe.
The adsorption filler filled in the filtration adsorption tower is an iron-based oxyhydroxide phosphorus adsorption special filler.
The supporting filler filled in the filtering and adsorbing tower (barrel) is smooth stone.
The embodiment of the utility model provides an in, still include backwash desorption device, backwash desorption device includes backwash liquid storage tank, backwash pump, backwash liquid water intaking valve, filtration adsorption tower (bucket), play water tee bend, backwash liquid outlet valve, backwash desorption liquid storage tank, backwash pump, backwash liquid water intaking valve communicate in proper order, backwash liquid water intaking valve communicates with the water inlet intercommunication of the tee bend that intakes of adsorbing and removing phosphorus device and through the water inlet intercommunication of the tee bend delivery port of intaking and filtration adsorption tower (bucket), the delivery port and the tee bend water inlet intercommunication of play water of filtration adsorption tower (bucket), a delivery port and the outlet valve intercommunication of play water tee bend, another delivery port and backwash liquid outlet valve intercommunication, backwash liquid outlet valve and backwash desorption liquid storage tank intercommunication.
The utility model discloses in the bright embodiment, still include phosphorus recovery unit, phosphorus recovery unit is by desorption liquid delivery pump, phosphorus precipitant storage tank, measurement dosing pump, phosphorus recovery tee bend, line mixer, phosphorus recovery reaction tank (jar), phosphorus sedimentation tank, clean water basin constitute, desorption liquid delivery pump entry connects the delivery port of backwash desorption liquid storage tank, desorption liquid delivery pump's delivery port and phosphorus recovery tee bend entry are connected, phosphorus recovery tee bend's export is connected with phosphorus recovery reaction tank (jar) entry through line mixer, phosphorus recovery tee bend another entry is through measurement dosing pump and phosphorus precipitant storage tank intercommunication; the outlet of the phosphorus recovery reaction tank is connected with the inlet of the phosphorus sedimentation tank, the water outlet of the phosphorus recovery reaction tank is connected with the phosphorus sedimentation tank, the water outlet of the phosphorus sedimentation tank is connected with the inlet of the clean water tank, and the outlet of the clean water tank is connected with the drain pipe.
Furthermore, in the embodiment of the present invention, the oxidation device further comprises an eel breeding sewage adjusting tank in front of the oxidation device for adjusting the water amount and balancing the water quality.
The utility model discloses following beneficial effect has:
1. the eel breeding wastewater treatment only comprises two main processes of oxidation and filtration adsorption of the breeding wastewater, wherein the oxidation mainly comprises the steps of removing ammonia nitrogen in the wastewater and converting organic phosphorus in the wastewater into phosphate radical; the filtration and adsorption are to adsorb phosphate radicals in the wastewater on a filter material, so that the ammonia nitrogen in the treated water body is less than or equal to 1mg/L, and the total phosphorus is less than or equal to 0.2mg/L;
2. when the utility model is adopted to treat the eel breeding wastewater, the treatment cost is less than or equal to 0.2 yuan/ton, and the treatment cost is low;
3. when the utility model is adopted to treat the eel breeding wastewater, only the wastewater is required to flow through the filtering and adsorbing tower, and the operation management of a specially-assigned person is not required, so the operation is simple;
4. no sludge is produced;
5. the phosphorus adsorbed on the adsorption filter material can recover more than 90 percent of phosphorus resources through desorption, elution and precipitation.
Description of the drawings:
FIG. 1 is a schematic structural view of the oxidation apparatus of the present invention;
FIG. 2 is a schematic structural view of the adsorption dephosphorization apparatus of the utility model;
FIG. 3 is a schematic structural view of the backwashing desorption device of the utility model;
FIG. 4 is a schematic structural view of the phosphorus recovery apparatus of the present invention.
The specific implementation mode is as follows:
referring to the attached drawings 1-4, an eel culture wastewater treatment device mainly comprises an oxidation device 100 and an adsorption dephosphorization device 200:
the oxidation device 100 comprises a reaction tank (tank) 110, a dosing tank 120, a metering dosing pump 130, a pipeline mixer 150 and a sewage lifting pump 160, wherein the dosing tank 120 is communicated with a tee 140 on a water inlet pipe of the reaction tank (tank) 110 through the metering dosing pump 130, the tee 140 on the water inlet pipe is arranged in front of the pipeline mixer 150 and is communicated with a water inlet of the reaction tank (tank) 110 through the sewage lifting pump 160, the tee 140 and the pipeline mixer 150, a water inlet of the sewage lifting pump 160 is communicated with a wastewater adjusting tank (not shown in the figure), a water inlet 111 of the reaction tank (tank) 110 is communicated with a water distributor 170 arranged at the bottom of the reaction tank (tank) 110, and a water outlet 112 at the top of the reaction tank (tank) 110 is communicated with a water inlet of the adsorption phosphorus removal device 200; the pipeline mixer 150 is used for uniformly mixing the medicine added into the pipeline with the wastewater;
the adsorption dephosphorization device 200 comprises a lift pump 211, a water inlet valve 212, a water inlet tee joint 213, a filtration adsorption tower (barrel) 210, a lower support plate 214, a support filler 215, an adsorption filler 216, an upper support plate 217, a water outlet tee joint 218 and a water outlet valve 219, wherein the water inlet valve 212 and the water inlet tee joint 213 are sequentially communicated with a water inlet of the filtration adsorption tower (barrel) 210; the water inlet of the water inlet valve 212 is communicated with the water outlet of the reaction tank (tank) 110 of the oxidation device 100 through a lift pump 211, the water outlet of the water inlet valve 212 is communicated with one water inlet of a water inlet tee joint 213, the other water inlet of the water inlet tee joint 213 is communicated with the water outlet of a backwashing valve 223 of a backwashing desorption device 220, the water outlet of the water inlet tee joint 213 is communicated with the water inlet of a filtering and adsorbing tower (barrel) 210, the water inlet of the filtering and adsorbing tower (barrel) 210 is communicated with a water distributor 170 in the filtering and adsorbing tower (barrel) 210, the bottom of the filtering and adsorbing tower (barrel) 210 is provided with a lower support plate 214, a support filler 215 is arranged above the lower support plate 214, an adsorption filler 216 is filled above the support filler 215, the top of the adsorption filler 216 is provided with an upper support plate 217, the top of the filtering and adsorbing tower (barrel) 210 is provided with a water outlet, the water outlet is connected with one water inlet of a water outlet tee joint 218, one water outlet of the water tee joint 218 is communicated with a water outlet valve 219, the other water outlet of the water outlet tee joint 218 is communicated with a backwashing water outlet valve 224, and the water outlet valve 219 is communicated with a water outlet (not shown in the figure.
The adsorption filler 216 filled in the filtering adsorption tower (barrel) 210 is a special filler for adsorbing iron-based oxyhydroxide phosphorus.
The supporting packing 215 filled in the filtering and adsorbing tower (barrel) 210 is smooth stone.
The backwashing desorption device 220 comprises a backwashing liquid storage tank 221, a backwashing pump 222, a backwashing liquid inlet valve 223, a filtration and adsorption tower (barrel) 210, a water outlet tee joint 218, a backwashing liquid outlet valve 224 and a backwashing desorption liquid storage tank 225, wherein the backwashing liquid storage tank 221, the backwashing pump 222 and the backwashing liquid inlet valve 223 are sequentially communicated, the backwashing liquid inlet valve 223 is communicated with one water inlet of the water inlet tee joint 213 of the adsorption and phosphorus removal device 200 and is communicated with the water inlet of the filtration and adsorption tower (barrel) 210 through the water outlet of the water inlet tee joint 213, the water outlet of the filtration and adsorption tower (barrel) 210 is communicated with the water inlet of the water outlet tee joint 218, one water outlet of the water outlet tee joint 218 is communicated with the water outlet valve 219, the other water outlet is communicated with the backwashing liquid outlet valve 224, and the backwashing liquid outlet valve 224 is communicated with the backwashing desorption liquid storage tank 225.
The device is characterized by further comprising a phosphorus recovery device 230, wherein the phosphorus recovery device 230 is composed of a desorption liquid delivery pump 231, a phosphorus precipitator storage tank 232, a metering dosing pump 233, a phosphorus recovery tee 234, a pipeline mixer 235, a phosphorus recovery reaction tank (tank) 236, a phosphorus precipitation tank 237 and a clean water tank 238, the inlet of the desorption liquid delivery pump 231 is connected with the water outlet of the backwashing desorption liquid storage tank 225, the water outlet of the desorption liquid delivery pump 231 is connected with one inlet of the phosphorus recovery tee 234, the outlet of the phosphorus recovery tee 234 is connected with the inlet of the phosphorus recovery reaction tank (tank) 236 through the pipeline mixer 235, and the other inlet of the phosphorus recovery tee 234 is communicated with the phosphorus precipitator storage tank 232 through the metering dosing pump 233; the water outlet of the phosphorus recovery reaction tank (tank) 236 is connected with the phosphorus precipitation tank 237, the outlet of the phosphorus recovery reaction tank (tank) 236 is connected with the inlet of the phosphorus precipitation tank 237, the water outlet of the phosphorus precipitation tank 237 is connected with the inlet of the clean water tank 238, and the outlet of the clean water tank 238 is connected with a drain pipe (not shown in the figure).
Furthermore, the eel breeding sewage treatment device comprises an eel breeding sewage adjusting tank in front of the oxidation device, and the eel breeding sewage adjusting tank is used for adjusting water quantity and balancing water quality.
Example 1
500 ton/day eel aquaculture wastewater treatment device:
referring to fig. 1 to 4, the eel culture wastewater treatment device provided in this embodiment includes an oxidation device 100 and a filtration, adsorption and phosphorus removal device 200.
The oxidation apparatus 100 includes a reaction tank (tank) 110 having a volume of 5m 3 The volume of the medicine adding tank 120 is 0.1m 3 A metering dosing pump 130, a pipeline mixer 150, sewageThe dosing tank 120 is communicated with a tee 140 on a water inlet pipe of the reaction tank (tank) 110 through a metering dosing pump 130, the tee 140 on the water inlet pipe is arranged in front of a pipeline mixer 150, a water inlet of the sewage lifting pump 160 is communicated with a wastewater adjusting tank and is communicated with a water inlet 111 of the reaction tank (tank) 110 through the sewage lifting pump 160, the tee 140 and the pipeline mixer 150, the water inlet 111 of the reaction tank (tank) 110 is communicated with a water distributor 170 arranged at the bottom of the reaction tank (tank) 110, and a water outlet 112 at the top of the reaction tank (tank) 110 is communicated with a water inlet of the filtering and adsorbing device 200; the pipeline mixer 150 is used for uniformly mixing the medicine added into the pipeline with the wastewater;
the adsorption dephosphorization device 200 comprises a lift pump 211, a water inlet valve 212, a water inlet tee 213, a filtration adsorption tower (barrel) 210, a specification of phi 2.6m, a height of 4.25 m and a tank capacity of 20m 3 The lower support plate 214, the support filler 215, the adsorption filler 216, the upper support plate 217, the water outlet tee 218, the water outlet valve 219, the water inlet valve 212 and the water inlet tee 213 are sequentially communicated with the water inlet of the filtration and adsorption tower (barrel) 210. The water inlet of the lift pump 211 is communicated with the water outlet 112 of the reaction tank 110 of the oxidation apparatus 100, the water outlet of the water inlet valve 212 is communicated with one water inlet of the water inlet tee 213, the other water inlet of the water inlet tee 213 is communicated with the water outlet of the backwash liquid inlet valve 223 of the backwash desorption apparatus 220, the water outlet of the water inlet tee 213 is communicated with the water inlet of the filtration and adsorption tower (barrel) 210, the water inlet of the filtration and adsorption tower (barrel) 210 is communicated with the water distributor 170 in the filtration and adsorption tower (barrel) 210, the bottom of the adsorption tower 210 is provided with a lower support plate 214, a support filler 215 is arranged above the lower support plate 214, an adsorption filler 216 is filled above the support filler 215, the top of the adsorption filler 216 is provided with an upper support plate 217, the top of the filtration and adsorption tower (barrel) 210 is provided with a water outlet, the water outlet is connected with the water inlet of the water outlet tee 218, one water outlet of the water outlet tee 218 is communicated with a backwash liquid outlet valve 219, the other water outlet of the water tee 218 is communicated with a backwash liquid outlet valve 224, and the water outlet valve 219 is communicated with a drain pipe.
Example 2
1000 ton/day eel aquaculture wastewater treatment device
Referring to fig. 1 to 4, the eel culture wastewater treatment device provided in this embodiment includes an oxidation device 100 and a filtration, adsorption and phosphorus removal device 200.
The oxidation apparatus 100 includes a reaction tank (tank) 110 having a volume of 10m 3 The volume of the medicine adding tank 120 is 0.2m 3 The system comprises a dosing tank 120, a metering dosing pump 130, a pipeline mixer 150 and a sewage lifting pump 160, wherein the dosing tank is communicated with a tee joint 140 on a water inlet pipe of a reaction tank 110 through the metering dosing pump 130, the tee joint 140 on the water inlet pipe is arranged in front of the pipeline mixer 150 and is communicated with a water inlet of the reaction tank (tank) 110 through the sewage lifting pump 160), the tee joint 140 and the pipeline mixer 150, a water inlet of the sewage lifting pump 160 is communicated with a wastewater adjusting tank, a water inlet 111 of the reaction tank (tank) 110 is communicated with a water distributor 170 arranged at the bottom of the reaction tank, and a water outlet 112 at the top of the reaction tank is communicated with a water inlet of an adsorption dephosphorization device 200; the pipeline mixer 150 is used for uniformly mixing the medicine added into the pipeline with the wastewater;
the adsorption dephosphorization device 200 comprises a lift pump 211, a water inlet valve 212, a water inlet tee 213, a filtration adsorption tower (barrel) 210, a specification of phi 3.6m, a height of 5.0 m and a tank capacity of 45m 3 The system comprises a lower supporting plate 214, a supporting filler 215, an adsorption filler 216, an upper supporting plate 217, a water outlet tee 218 and a water outlet valve 219, wherein a water inlet valve 212 and a water inlet tee 213 are sequentially communicated with a water inlet of a filtering and adsorption tower (barrel) 210, a water inlet of a lift pump 211 is communicated with a water outlet 112 of a reaction tank 110 of an oxidation device 100, a water outlet of the water inlet valve 212 is communicated with a water inlet of the water inlet tee 213, another water inlet of the water inlet tee 213 is communicated with a water outlet of a backwash liquid water inlet valve 223 of a backwash desorption device 220, a water outlet of the water inlet tee 213 is communicated with a water inlet of the filtering and adsorption tower (barrel) 210, a water inlet of the filtering and adsorption tower (barrel) 210 is communicated with a water distributor 170 of the filtering and adsorption tower (barrel) 210, the lower supporting plate 214 is installed at the bottom of the adsorption tower 210, the supporting filler 215 is installed above the lower supporting plate 214, the adsorption filler 216 is filled above the supporting filler 215, and the adsorption filler (216 top of which is installed at the bottom of the filtering and adsorption tower (barrel) 210) is provided with the lower supporting plate 214The top of the filtering and adsorbing tower (barrel) 210 is provided with a water outlet which is connected with a water inlet of a water outlet tee joint 218, one water outlet of the water outlet tee joint 218 is communicated with a water outlet valve 219, the other water outlet of the water outlet tee joint 218 is communicated with a backwashing desorption liquid outlet valve 224, and the water outlet valve 219 is communicated with a drain pipe.
In this embodiment, the backwashing desorption device 220 is further included, the backwashing desorption device 220 includes a backwashing liquid storage tank 221, a backwashing pump 222, a backwashing liquid inlet valve 223, a filtration and adsorption tower (barrel) 210, a water outlet tee 218, a backwashing liquid outlet valve 224 and a backwashing desorption liquid storage tank 225, the backwashing liquid storage tank 221, the backwashing pump 222 and the backwashing liquid inlet valve 223 are sequentially communicated, the backwashing liquid inlet valve 223 is communicated with one water inlet of the water inlet tee 213 of the adsorption and phosphorus removal device 200 and is communicated with the water inlet of the filtration and adsorption tower (barrel) 210 through the water outlet of the water inlet tee 213, the water outlet of the filtration and adsorption tower (barrel) 210 is communicated with the water inlet of the water outlet tee 218, one water outlet of the water outlet tee 218 is communicated with the water outlet valve 219, the other water outlet is communicated with the backwashing liquid outlet valve 224, and the backwashing liquid outlet valve 224 is communicated with the backwashing desorption liquid storage tank 225.
In this embodiment, the apparatus further comprises a phosphorus recovery device 230, wherein the phosphorus recovery device 230 comprises a desorption liquid delivery pump 231, a phosphorus precipitant storage tank 232, a dosing pump 233, a phosphorus recovery tee 234, a pipeline mixer 235, a phosphorus recovery reaction tank (tank) 236, a phosphorus precipitation tank 237 and a clean water tank 238, an inlet of the desorption liquid delivery pump 231 is connected with a water outlet of the backwashing desorption liquid storage tank 225, a water outlet of the desorption liquid delivery pump 231 is connected with an inlet of the phosphorus recovery tee 234, and an outlet of the phosphorus recovery tee 234 is connected with an inlet of the phosphorus recovery reaction tank (tank) 236 through the pipeline mixer 235; the other inlet of the phosphorus recovery tee joint 234 is connected with a phosphorus precipitator storage tank 232 through a metering dosing pump 233, the outlet of a phosphorus recovery reaction tank (tank) 236 is connected with the inlet of a phosphorus precipitation tank 237, the water outlet of the phosphorus precipitation tank 237 is connected with the inlet of a clean water tank 238, and the outlet of the clean water tank 238 is connected with a drain pipe.
Example 3
500 ton/day eel aquaculture wastewater treatment device
Referring to fig. 1 to 4, the eel culture wastewater treatment device provided in this embodiment includes an oxidation device 100 and an adsorption phosphorus removal device 200.
The oxidation apparatus 100 includes a reaction tank (tank) 110 having a volume of 5m 3 The volume of the medicine adding tank 120 is 0.1m 3 The dosing tank 120 is communicated with a tee 140 on a water inlet pipe of the reaction tank (tank) 110 through the dosing pump 130, the tee 140 on the water inlet pipe is arranged in front of the pipe mixer 150 and is communicated with a water inlet of the reaction tank (tank) 110 through the sewage lift pump 160, the tee 140 and the pipe mixer 150, a water inlet of the sewage lift pump 160 is communicated with a wastewater adjusting tank, a water inlet 111 of the reaction tank (tank) 110 is communicated with a water distributor 170 arranged at the bottom of the reaction tank, and a water outlet 112 at the top of the reaction tank (tank) 110 is communicated with a water inlet of the adsorption phosphorus removal device 200; the pipeline mixer 150 is used for uniformly mixing the medicines added into the pipeline;
the adsorption dephosphorization device 200 comprises a lift pump 211, a water inlet valve 212, a water inlet tee 213, a filtration adsorption tower (barrel) 210, a specification of phi 2.6m, a height of 4.25 m and a tank capacity of 20m 3 The lower supporting plate 214, the supporting filler 215, the adsorbing filler 216, the upper supporting plate 217, the water outlet tee 218 and the water outlet valve 219, the water inlet valve 212 and the water inlet tee 213 are sequentially communicated with the water inlet of the filtering and adsorbing tower (barrel) 210. The water inlet of the lift pump 211 is communicated with the water outlet 112 of the reaction tank 110 of the oxidation device 100, the water outlet of the water inlet valve 212 is communicated with one water inlet of the water inlet tee 213, the other water inlet of the water inlet tee 213 is communicated with the water outlet of the backwash liquid water inlet valve 223 of the backwash desorption device 220, the water outlet of the water inlet tee 213 is communicated with the water inlet of the filtration and adsorption tower (barrel) 210, the water inlet of the filtration and adsorption tower (barrel) 210 is communicated with the water distributor 170 of the filtration and adsorption tower (barrel) 210, the bottom of the adsorption tower 210 is provided with a lower support plate 214, a support filler 215 is arranged above the lower support plate 214, an adsorption filler 216 is filled above the support filler 215, the top of the adsorption filler 216 is provided with an upper support plate 217, and the top of the filtration and adsorption tower (barrel) 210 is provided with an adsorption filler 216And the water outlet is connected with the water inlet of a water outlet tee joint (218), one water outlet of the water outlet tee joint 218 is communicated with a water outlet valve 219, the other water outlet of the water outlet tee joint 218 is communicated with a backwashing desorption liquid outlet valve 224, and the water outlet valve 219 is communicated with a drain pipe.
Claims (6)
1. The utility model provides an eel breeding effluent treatment plant which characterized in that: mainly comprises an oxidation device and an adsorption phosphorus removal device:
the oxidation device comprises a reaction tank/tank, a dosing tank, a metering dosing pump, a pipeline mixer and a sewage lifting pump, wherein the dosing tank is communicated with a tee joint on a water inlet pipe of the reaction tank/tank through the metering dosing pump, the tee joint on the water inlet pipe is arranged in front of the pipeline mixer and is communicated with a water inlet of the reaction tank/tank through the sewage lifting pump, the tee joint and the pipeline mixer, a water inlet of the sewage lifting pump is communicated with a wastewater adjusting tank, a water inlet of the reaction tank/tank is communicated with a water distributor arranged at the bottom of the reaction tank, and a water outlet at the top of the reaction tank is communicated with a water inlet of an adsorption dephosphorization device; the pipeline mixer is used for uniformly mixing the medicine added into the pipeline with the wastewater;
the adsorption dephosphorization device comprises a lift pump, a water inlet valve, a water inlet tee joint, a filtration adsorption tower/barrel, a lower support plate, a support filler, an adsorption filler, an upper support plate, a water outlet tee joint and a water outlet valve, wherein the water inlet valve and the water inlet tee joint are sequentially communicated with a water inlet of the filtration adsorption tower/barrel; the water inlet of the water inlet valve is communicated with the water outlet of the oxidation device reaction tank through a lift pump, the water outlet of the water inlet valve is communicated with one water inlet of a water inlet tee joint, the other water inlet of the water inlet tee joint is communicated with the water outlet of a backwashing valve of a backwashing desorption device, the water outlet of the water inlet tee joint is communicated with the water inlet of a filtering and adsorbing tower/barrel, the water inlet of the filtering and adsorbing tower/barrel is communicated with a water distributor in the filtering and adsorbing tower/barrel, a lower support plate is installed at the bottom of the adsorbing tower, a support filler is installed above the lower support plate, an adsorbing filler is filled above the support filler, an upper support plate is installed at the top of the adsorbing filler, the water outlet is formed in the top of the filtering and adsorbing tower/barrel, the water outlet is connected with one water inlet of a water outlet tee joint, one water outlet of the water outlet tee joint is communicated with a water outlet valve, the other water outlet of the water outlet tee joint is communicated with a backwashing water outlet valve, and the water outlet valve is communicated with a water discharge pipe.
2. The eel culture wastewater treatment device according to claim 1, wherein: the backwashing desorption device comprises a backwashing liquid storage tank, a backwashing pump, a backwashing liquid inlet valve, a filtering adsorption tower/barrel, a water outlet tee joint, a backwashing liquid outlet valve and a backwashing desorption liquid storage tank, wherein the backwashing liquid storage tank, the backwashing pump and the backwashing liquid inlet valve are sequentially communicated, the backwashing liquid inlet valve is communicated with one water inlet of the water inlet tee joint of the adsorption and dephosphorization device and communicated with the water inlet of the filtering adsorption tower/barrel through the water outlet of the water inlet tee joint, the water outlet of the filtering adsorption tower/barrel is communicated with the water inlet of the water outlet tee joint, one water outlet of the water outlet tee joint is communicated with the water outlet valve, the other water outlet of the water outlet tee joint is communicated with the backwashing liquid outlet valve, and the backwashing liquid outlet valve is communicated with the backwashing desorption liquid storage tank.
3. The eel culture wastewater treatment device according to claim 1, wherein: the device comprises a desorption liquid delivery pump, a phosphorus precipitator storage tank, a metering dosing pump, a phosphorus recovery tee joint, a pipeline mixer, a phosphorus recovery reaction tank/tank, a phosphorus precipitation tank and a clean water tank, wherein the inlet of the desorption liquid delivery pump is connected with the water outlet of the backwashing desorption liquid storage tank, the water outlet of the desorption liquid delivery pump is connected with one inlet of the phosphorus recovery tee joint, the outlet of the phosphorus recovery tee joint is connected with the inlet of the phosphorus recovery reaction tank/tank through the pipeline mixer, and the other inlet of the phosphorus recovery tee joint is communicated with the phosphorus precipitator storage tank through the metering dosing pump; the outlet of the phosphorus recovery reaction tank/tank is connected with the inlet of the phosphorus sedimentation tank, the water outlet of the phosphorus recovery reaction tank/tank is connected with the phosphorus sedimentation tank, the water outlet of the phosphorus sedimentation tank is connected with the inlet of the clean water tank, and the outlet of the clean water tank is connected with the drain pipe.
4. The eel culture wastewater treatment device according to claim 1, wherein: the front part of the oxidation device also comprises an eel breeding sewage adjusting tank which is used for adjusting the water quantity and balancing the water quality.
5. The eel culture wastewater treatment device according to claim 1, wherein: the adsorption filler filled in the filtration adsorption tower is an iron-based oxyhydroxide phosphorus adsorption special filler.
6. The eel culture wastewater treatment device according to claim 1, wherein: the supporting filler filled in the filtering and adsorbing tower/barrel is smooth stone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221600987.7U CN218232084U (en) | 2022-06-25 | 2022-06-25 | Effluent treatment plant is bred to eel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221600987.7U CN218232084U (en) | 2022-06-25 | 2022-06-25 | Effluent treatment plant is bred to eel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218232084U true CN218232084U (en) | 2023-01-06 |
Family
ID=84673558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221600987.7U Active CN218232084U (en) | 2022-06-25 | 2022-06-25 | Effluent treatment plant is bred to eel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218232084U (en) |
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2022
- 2022-06-25 CN CN202221600987.7U patent/CN218232084U/en active Active
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