CN210945262U - Cosmetic production wastewater treatment system - Google Patents

Cosmetic production wastewater treatment system Download PDF

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Publication number
CN210945262U
CN210945262U CN201921880202.4U CN201921880202U CN210945262U CN 210945262 U CN210945262 U CN 210945262U CN 201921880202 U CN201921880202 U CN 201921880202U CN 210945262 U CN210945262 U CN 210945262U
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tank
anaerobic sludge
treatment system
cosmetic production
wastewater treatment
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黄什阳
刘淑仪
李成鑫
杨鹏坤
李桂文
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Industry University Research Guangzhou Environmental Service Co ltd
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Industry University Research Guangzhou Environmental Service Co ltd
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Abstract

The utility model discloses a cosmetic production wastewater treatment system, which comprises a wastewater inlet, an adjusting tank, a connecting pipe, a first lift pump, an electrocoagulation-floatation tank, a second lift pump, an upflow anaerobic sludge bed reactor, an aerobic tank, a membrane bioreactor, a water outlet pump and a clean water tank; in the utility model, the electric flocculation floatation tank is adopted, the pretreatment is effectively carried out, most suspended solids, LAS and other emulsified oil are removed, the COD value is reduced, the organic load of the subsequent biochemical treatment is reduced, the biochemical treatment efficiency is improved, the adding and stirring of the medicament are omitted, the energy consumption is reduced, and the generation of sludge is reduced; an up-flow anaerobic sludge bed reactor is adopted, so that the microbial biomass is large, and the mixing and mass transfer effects are good; the volume load is high, the equipment volume is much smaller than that of other common reactors, and the capital investment is greatly reduced; the contact oxidation is combined with the membrane bioreactor, so that the three-stage treatment is added, the sewage treatment effect is obvious, the effluent quality is stable, and the better discharge standard is achieved.

Description

Cosmetic production wastewater treatment system
Technical Field
The utility model belongs to the technical field of waste water treatment, specifically be a cosmetics waste water treatment system.
Background
Along with the continuous improvement of living standard of people, the consumption of cosmetics is also continuously and greatly increased, the treatment of waste water in the production of cosmetics is gradually paid attention to, the waste water in the production of cosmetics contains a large amount of organic pollutants, but the water quantity is not large, the components of the waste water are complex, besides raw materials and products, byproducts are generated in the production process, the components of pollutants in the waste water are complex, the difficulty of sewage treatment is increased, the concentrations of COD, BOD, LAS and the like in the waste water are high, but the BOD/COD value is very low, most of the organic pollutants belong to substances which are difficult to degrade biologically, and part of toxic and harmful substances exist.
At present, most of treatment processes of cosmetic production wastewater are coagulating sedimentation, anaerobic biological treatment and aerobic biological treatment, but the treatment processes often cannot reach the current increasingly-improved discharge standard. If the pretreatment effect before biochemistry is insufficient, the biodegradability is poor; LAS is not removed, a large amount of foam can be generated in the aeration link, the sewage treatment effect is influenced, the three-stage treatment of the cosmetic production wastewater is relatively weak at present, and the three-stage treatment of the wastewater which still cannot reach the discharge standard after the biochemical treatment must be carried out along with the improvement of the environmental protection requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems proposed above, a cosmetic production wastewater treatment system is provided.
The utility model adopts the technical scheme as follows:
a cosmetic production wastewater treatment system comprises a wastewater inlet, a regulating tank, a connecting pipe, a first lift pump, an electric flocculation floatation tank, a second lift pump, an up-flow anaerobic sludge bed reactor, an aerobic tank, a membrane bioreactor, a water outlet pump and a clean water tank, the utility model discloses a sewage treatment device, including waste water inlet, equalizing basin, connecting pipe, first elevator pump, second elevator pump, aerobic tank, membrane bioreactor, the clear water basin is installed through the delivery pump to waste water entry outside one side, equalizing basin lower part one side is connected with first elevator pump through the connecting pipe, first elevator pump outside one side is connected with the electric flocculation air supporting pond through the connecting pipe, the second elevator pump is installed through the connecting pipe to the outside one side of electric flocculation air supporting pond, the outside one side of second elevator pump is connected with STREAMING anaerobic sludge blanket reactor through the connecting pipe, STREAMING anaerobic sludge blanket reactor outside middle part is connected with aerobic tank.
Wherein, electrolytic zone, air supporting district, cloth water district and settling zone have been seted up in proper order to inboard upper portion to the lower part in electric flocculation air supporting pond, and sediment machine body is scraped to the inside top in electric flocculation air supporting pond, and mud bucket is installed to the inside bottom in electric flocculation air supporting pond, and outside one side of mud bucket is connected with the blow off pipe.
The device comprises an upflow anaerobic sludge blanket reactor, a three-phase separator, a suspended layer and a sludge layer, wherein the three-phase separator is installed at the top end inside the upflow anaerobic sludge blanket reactor, the suspended layer is embedded in the middle inside the upflow anaerobic sludge blanket reactor, and the sludge layer is installed at the bottom end inside the upflow anaerobic sludge blanket reactor.
Wherein, the bottom end in the aerobic tank is provided with an aeration pipe, and the top end of the aerobic tank is fixed with a blower.
Wherein, a biological film layer is embedded in the membrane bioreactor.
Wherein, a water outlet is arranged at one side of the bottom end of the clean water tank.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model provides a cosmetics waste water treatment system adopts the electric flocculation air supporting pond, and effective pretreatment is carried out, removes most suspended solids and emulsified oil such as LAS, reduces the COD value, reduces the organic load of follow-up biochemical treatment, improves biochemical treatment efficiency, saves the adding and stirring of medicament, reduces energy consumption and reduces the production of mud; an up-flow anaerobic sludge bed reactor is adopted, so that the microbial biomass is large, and the mixing and mass transfer effects are good; the volume load is high, the equipment volume is much smaller than that of other common reactors, and the capital investment is greatly reduced; the contact oxidation is combined with the membrane bioreactor, so that the three-stage treatment is added, the sewage treatment effect is obvious, the effluent quality is stable, and the better discharge standard is achieved.
Drawings
FIG. 1 is a schematic structural view of a wastewater treatment system for cosmetic production according to the present invention.
Reference numbers in the figures:
1. a wastewater inlet; 2. a regulating tank; 3. a connecting pipe; 4. a first lift pump; 5. an electrocoagulation-floatation tank; 6. a second lift pump; 7. an up-flow anaerobic sludge bed reactor; 8. an aerobic tank; 9. a membrane bioreactor; 10. discharging the water pump; 11. a clean water tank.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1, a cosmetic production wastewater treatment system comprises a wastewater inlet 1, an adjusting tank 2, a connecting pipe 3, a first lift pump 4, an electrocoagulation-flotation tank 5, a second lift pump 6, an upflow anaerobic sludge bed reactor 7, an aerobic tank 8, a membrane bioreactor 9, a water outlet pump 10 and a clean water tank 11, wherein the adjusting tank 2 is installed on one side of the outside of the wastewater inlet 1, the first lift pump 4 is connected to one side of the lower part of the adjusting tank 2 through the connecting pipe 3, the electrocoagulation-flotation tank 5 is connected to one side of the outside of the first lift pump 4 through the connecting pipe 3, the second lift pump 6 is installed on one side of the outside of the electrocoagulation-flotation tank 5 through the connecting pipe 3, the upflow anaerobic sludge bed reactor 7 is connected to one side of the outside of the upflow anaerobic sludge bed reactor 7 through the connecting pipe 3, the aerobic tank 8 is connected to one side of the outside of the aerobic, a clean water tank 11 is arranged at one side of the outer part of the membrane bioreactor 9 through a water outlet pump 10.
Electrolytic area, air supporting district, water distribution district and settling zone have been seted up in proper order to inboard upper portion to lower part in 5 electric flocculation air supporting ponds, and sediment machine body is scraped to 5 inside tops in electric flocculation air supporting pond, is convenient for scrape the top dross, and the mud fill is installed to 5 inside bottoms in electric flocculation air supporting pond, and outside one side of mud fill is connected with the blow off pipe, the sediment and the discharge of the mud of being convenient for.
The inside top of up-flow anaerobic sludge bed reactor 7 installs the triphase separator, and the suspension layer has been inlayed at the inside middle part of up-flow anaerobic sludge bed reactor 7, and the sludge blanket is installed to the inside bottom of up-flow anaerobic sludge bed reactor 7, is convenient for better with gas, water, mud separation.
An aeration pipe is arranged at the bottom end in the aerobic tank 8, and an air blower is fixed at the top end of the aerobic tank 8, so that the oxygen utilization rate of the aerobic tank 8 is improved conveniently, and the functions of stirring and mixing are achieved.
The membrane bioreactor 9 is embedded with a biofilm layer, so that the filtering through the biofilm is facilitated, the microorganism is intercepted, and the wastewater can reach a better discharge standard.
And a water outlet is arranged on one side of the bottom end of the clean water tank 11, so that the wastewater reaching the standard can be discharged conveniently.
The working principle is as follows:
the method comprises the following steps: cosmetic production wastewater enters the regulating reservoir 2 through the wastewater inlet 1 to be collected, and the water quality and the water quantity are regulated.
Step two: the wastewater in the adjusting tank 2 enters an electric flocculation flotation tank 5 through a connecting pipe 3 and a first lifting pump 4. The electrocoagulation-floatation tank 5 is composed of a water distribution area, an electrolysis area, an air floatation area and a sedimentation area, wherein the water distribution system is arranged at the lower part of the electrolysis area, the water distribution system adopts a series of perforated water distribution pipes and is uniformly distributed in the water distribution area, water flows upwards enter the electrolysis area, the electrolysis area is provided with a plurality of metal electrodes which are arranged in parallel, metal iron is used as an anode, when direct current passes through the electrodes, a large amount of divalent iron ions are dissolved out from the anode and are combined with hydroxide ions electrolyzed by a cathode, and the metal iron is used as an effective flocculating agent in wastewater to coagulate particulate matters in the wastewater and emulsified oil such as LAS into floccule precipitates so as to achieve the purpose of removing; when bubbles generated by the cathode rise, suspended matters in water are taken out of the water surface to form a scum layer, and the scum layer is cleaned into a collecting tank through a slag scraper at the top of the tank; the air supporting district is on electrolysis district upper portion, and the mud fill that 5 bottoms in electric flocculation air supporting pond set up can be collected great sediment, discharges through the mud pipe, and most suspended solid and partial COD and heavy metal can be got rid of to this kind of technology, can improve the biodegradability of follow-up waste water as the preliminary treatment, need not to add the medicament and thoughtlessly congeals, reduce cost.
Step three: the wastewater treated by the electrocoagulation-flotation tank 5 enters an upflow anaerobic sludge bed reactor 7 through a second lift pump 6, the upflow anaerobic sludge bed reactor 7 is assembled by steel plates and is a closed space and consists of a water distribution system, a three-phase separator and a mixing zone, the water distribution system is positioned at the bottom of the upflow anaerobic sludge bed reactor 7, the wastewater enters a water distributor and enters a reactor through a water distribution pipeline, water flows upwards through a sludge layer, the sludge layer is cultured by adding special anaerobic sludge, the wastewater is more adaptive to the wastewater produced in the cosmetic production process, the upper part of the sludge layer is a suspended sludge layer with low concentration, the wastewater is fully mixed and contacted with the sludge, under the action of the high-concentration sludge, the microorganisms decompose organic substances with poor biodegradability to produce methane, the tiny bubbles are combined to form larger bubbles gradually in the ascending process to produce stronger stirring, the mixed liquid of gas, water and mud rises to a three-phase separator, and the biogas enters a gas chamber through a baffle hole channel and is collected and discharged; the water and the sludge are folded to the sedimentation zone through the baffle plate, under the action of gravity, solid-liquid separation is carried out, supernatant is discharged from the upper part through the effluent weir, and the sludge returns to a sludge bed along the inclined wall; under certain hydraulic load, most sludge particles can be kept in the reaction zone, so that the reaction zone has enough sludge, the upflow anaerobic sludge blanket reactor 7 is convenient to install and does not need to be welded by optimizing the structure and modularly assembling the three-phase separator and the water distributor, and meanwhile, the water distribution and separation effects are better.
Step four: the wastewater treated by the upflow anaerobic sludge bed reactor 7 automatically flows into an aerobic tank 8, aerobic reaction occurs in the aerobic tank 8, and a nanoscale aeration pipe is arranged at the bottom of the device, so that the oxygen utilization rate of the aerobic tank 8 is improved, and stirring and mixing effects are achieved; the device is internally provided with a filler, the wastewater passes through the filler layer, the biological membrane adsorbs organic matters in the wastewater, and the organic matters are oxidized and decomposed by microorganisms under the aerobic condition to achieve the aim of removing.
Step five: the membrane bioreactor 9 belongs to three-stage treatment and is combined with the aerobic tank 8 to carry out solid-liquid separation on the wastewater after the aerobic reaction treatment, and the high-efficiency interception function of the membrane ensures that microorganisms are completely intercepted in the bioreactor and the quality of the effluent reaches the discharge standard.
Step six: the wastewater treated by the membrane bioreactor 9 enters the clean water tank 11 through the water outlet pump 10, reaches the discharge standard, and can be discharged from the water outlet of the clean water tank 11.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. A cosmetic production wastewater treatment system comprises a wastewater inlet (1), an adjusting tank (2), a connecting pipe (3), a first lifting pump (4), an electrocoagulation-flotation tank (5), a second lifting pump (6), an upflow anaerobic sludge bed reactor (7), an aerobic tank (8), a membrane bioreactor (9), a water outlet pump (10) and a clean water tank (11), wherein the adjusting tank (2) is installed on one side of the outside of the wastewater inlet (1), the first lifting pump (4) is connected to one side of the lower part of the adjusting tank (2) through the connecting pipe (3), the electrocoagulation-flotation tank (5) is connected to one side of the outside of the first lifting pump (4) through the connecting pipe (3), the second lifting pump (6) is installed on one side of the outside of the electrocoagulation-flotation tank (5) through the connecting pipe (3), the upflow anaerobic sludge bed reactor (7) is connected to one side of the outside of the second lifting pump (6), the middle part of the outer side of the up-flow anaerobic sludge bed reactor (7) is connected with an aerobic tank (8) through a connecting pipe (3), one side of the outer part of the aerobic tank (8) is communicated with a membrane bioreactor (9), and one side of the outer part of the membrane bioreactor (9) is provided with a clean water tank (11) through a water outlet pump (10).
2. The cosmetic production wastewater treatment system according to claim 1, wherein: electrolytic area, air supporting district, cloth water district and settling zone have been seted up in proper order to inboard upper portion to the lower part in electric flocculation air supporting pond (5), and sediment machine body is scraped to the inside top of electric flocculation air supporting pond (5), and the mud fill is installed to the inside bottom in electric flocculation air supporting pond (5), and outside one side of mud fill is connected with the blow off pipe.
3. The cosmetic production wastewater treatment system according to claim 1, wherein: the three-phase separator is installed on the top end inside the upflow anaerobic sludge blanket reactor (7), a suspension layer is embedded in the middle inside the upflow anaerobic sludge blanket reactor (7), and a sludge layer is installed at the bottom end inside the upflow anaerobic sludge blanket reactor (7).
4. The cosmetic production wastewater treatment system according to claim 1, wherein: an aeration pipe is arranged at the bottom end in the aerobic tank (8), and an air blower is fixed at the top end of the aerobic tank (8).
5. The cosmetic production wastewater treatment system according to claim 1, wherein: a biological film layer is embedded in the membrane bioreactor (9).
6. The cosmetic production wastewater treatment system according to claim 1, wherein: a water outlet is arranged on one side of the bottom end of the clean water tank (11).
CN201921880202.4U 2019-11-04 2019-11-04 Cosmetic production wastewater treatment system Active CN210945262U (en)

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CN201921880202.4U CN210945262U (en) 2019-11-04 2019-11-04 Cosmetic production wastewater treatment system

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Application Number Priority Date Filing Date Title
CN201921880202.4U CN210945262U (en) 2019-11-04 2019-11-04 Cosmetic production wastewater treatment system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114394665A (en) * 2021-12-13 2022-04-26 西南交通大学 Electric flocculation reinforced self-air-floatation anaerobic bioreactor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114394665A (en) * 2021-12-13 2022-04-26 西南交通大学 Electric flocculation reinforced self-air-floatation anaerobic bioreactor

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