CN212713183U - Novel energy-concerving and environment-protective printing and dyeing wastewater treatment system - Google Patents
Novel energy-concerving and environment-protective printing and dyeing wastewater treatment system Download PDFInfo
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- CN212713183U CN212713183U CN202022028216.2U CN202022028216U CN212713183U CN 212713183 U CN212713183 U CN 212713183U CN 202022028216 U CN202022028216 U CN 202022028216U CN 212713183 U CN212713183 U CN 212713183U
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Abstract
The utility model discloses a novel energy-saving and environment-friendly printing and dyeing wastewater treatment system, which comprises a water collecting tank, an adjusting tank, an anaerobic tank, a facultative anaerobic tank, an aerobic biological contact oxidation tank, a middle water tank, a biochemical sedimentation tank, a mixed reaction tank, a physicochemical sedimentation tank, a clean water tank, a reclaimed water recycling unit, a sludge concentration tank and a screw-overlapping dehydrator; the water collecting tank is connected with the adjusting tank through a sewage pipeline, the adjusting tank is connected with the anaerobic tank through a sewage pipeline, the aerobic biological contact oxidation tank is connected with the intermediate water tank through a sewage pipeline, the intermediate water tank is connected with a water inlet of the biochemical sedimentation tank through a sewage pipeline, and a water outlet of the biochemical sedimentation tank is connected with the clean water tank through a sewage pipeline; the utility model discloses earlier can get rid of most organic matters through biochemical regulation, oxygen deficiency, good oxygen microorganism degradation and materialization sediment, then the further advanced water treatment that carries on of waste water can carry out reuse with waste water, saves the water resource.
Description
Technical Field
The utility model relates to a waste water treatment technical field specifically is a novel energy-concerving and environment-protective printing and dyeing wastewater treatment system.
Background
The printing and dyeing wastewater is wastewater discharged from printing and dyeing factories which mainly process cotton, hemp, chemical fibers and blended products thereof. The amount of the printing and dyeing wastewater is large, 100-200 tons of water are consumed for each 1 ton of textiles processed by printing and dyeing, and 80-90% of the water becomes wastewater. The textile printing and dyeing wastewater has the characteristics of large water quantity, high organic pollutant content, large alkalinity, large water quality change and the like, and belongs to one of the industrial wastewater difficult to treat. Therefore, the comprehensive treatment of the printing and dyeing wastewater is a great problem to be solved urgently. The existing wastewater treatment system is simple in structure, poor in treatment effect, low in removal rate and the like, indexes such as total phosphorus, chemical oxygen demand and ammonia nitrogen content in treated wastewater cannot meet the emission standard, the existing device does not perform further advanced treatment on the wastewater, water resources are wasted, the environment is polluted, and the novel energy-saving and environment-friendly printing and dyeing wastewater treatment system is provided for solving the problem.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to overcome current defect, provide a novel energy-concerving and environment-protective printing and dyeing wastewater treatment system, can get rid of most organic matters through biochemical regulation, oxygen deficiency, aerobic microbial degradation and materialization sediment earlier, then the further advanced water treatment that carries on of waste water can carry out reuse with waste water, satisfies national emission standard, saves the water resource, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a novel energy-saving environment-friendly printing and dyeing wastewater treatment system comprises a water collecting tank, an adjusting tank, an anaerobic tank, a facultative anaerobic tank, an aerobic biological contact oxidation tank, an intermediate water tank, a biochemical sedimentation tank, a mixed reaction tank, a physicochemical sedimentation tank, a clean water tank, a reclaimed water reuse unit, a sludge concentration tank and a spiral-stacked dehydrator; the water collecting tank is connected with the adjusting tank through a sewage pipeline, the adjusting tank is connected with the anaerobic tank through a sewage pipeline, the aerobic biological contact oxidation tank is connected with the intermediate water tank through a sewage pipeline, the intermediate water tank is connected with a water inlet of the biochemical sedimentation tank through a sewage pipeline, a water outlet of the biochemical sedimentation tank is connected with the clean water tank through a sewage pipeline, the anaerobic tank, the facultative anaerobic tank and the aerobic biological contact oxidation tank are respectively connected with the sludge reflux pump in the intermediate water tank through sludge pipelines, sludge sedimentation outlets of the physicochemical sedimentation tank and the biochemical sedimentation tank are connected with an inlet of a sludge concentration tank through sludge pipelines, and an outlet of the sludge concentration tank is connected with an inlet of the spiral-overlapping dehydrator through a sludge pipeline;
the reclaimed water recycling unit comprises an ultrafiltration membrane group, a reverse osmosis membrane group, an activated carbon filter and a product water tank, wherein the activated carbon filter is connected with a clean water tank through a sewage pipeline, the activated carbon filter is connected with a flushing water tank through a sewage pipeline, the flushing water tank is connected with a raw water tank through a sewage pipeline, the raw water tank is connected with the ultrafiltration membrane group through a sewage pipeline, and the ultrafiltration membrane group, the reverse osmosis membrane group and the product water tank are connected through sewage pipelines;
wherein: the sludge concentration tank, the clean water tank, the ultrafiltration membrane group and the reverse osmosis membrane group are connected with the regulating tank through sewage pipelines.
Further, be provided with the waste water import on the catch basin, the inside of catch basin is equipped with agitator and elevator pump, and the elevator pump is connected with the equalizing basin through sewage line, is provided with level gauge and PH meter on the equalizing basin, the catch basin has PH to adjust through adding medicine pipe connection and adds the medicinal cupping, can make through the agitator to carry out abundant mixture with sewage and the medicine of adjusting for PH adjusts more accuracy.
Furthermore, submersible aerators are arranged in the facultative anaerobic tank and the aerobic biological contact oxidation tank, the submersible aerators are connected with a fan through an air pipeline, and the number of the submersible aerators in the aerobic biological contact oxidation tank is 2 times that of the submersible aerators in the facultative anaerobic tank.
Further, it has the medicinal cupping to mix the reaction tank through adding medicine pipe connection, and is provided with the agitator in the pond of mixing the reaction tank, is convenient for add the medicine to mixing the reaction tank through adding the medicinal cupping to stir through the agitator, make more thorough of reaction.
Further, ultrafiltration membrane group and reverse osmosis membrane group are provided with the well peak water tank, and the upper portion of well peak water tank is provided with the overflow mouth, carries out further filtration through ultrafiltration membrane group and reverse osmosis membrane group to the demand that waste water was recycled has been satisfied, and the well peak water tank plays the effect of water storage, makes the water yield even.
Further, the sludge sedimentation outlet of the biochemical sedimentation tank is respectively connected with the anaerobic tank, the facultative anaerobic tank and the aerobic biological contact oxidation tank through sludge pipelines, organic matters of sewage seeds are precipitated through the biochemical sedimentation tank, and the precipitated sludge enters the anaerobic tank, the facultative anaerobic tank and the aerobic biological contact oxidation tank again through the sludge pipelines to be treated, so that the sludge is refluxed outside, and the sewage treatment effect is better.
Compared with the prior art, the beneficial effects of the utility model are that: this novel energy-concerving and environment-protective printing and dyeing wastewater treatment system has following benefit:
1. the utility model discloses on set up the agitator, can make through the agitator and carry out abundant mixture with the medicine of regulation with sewage for PH adjusts more accuracy, carries out further filtration through ultrafiltration membrane group and reverse osmosis membrane group, thereby has satisfied the demand of waste water reuse, and the well peak water tank plays the effect of water storage, makes the water yield even.
2. The utility model discloses on set up the medicine feeding tank, be convenient for add the medicine to mixing the reaction tank through the medicine feeding tank to stir through the agitator, make more thoroughly of reaction, deposit the organic matter of sewage kind through biochemical sedimentation tank, mud after the sediment enters into anaerobism pond, facultative anaerobism pond and aerobic biological contact oxidation pond once more through the mud pipeline and handles, thereby realized mud external reflux, make sewage treatment's effect better.
3. The utility model discloses on set up the sludge thickening jar, carried out the concentration with mud through the sludge thickening jar and sent into and fold spiral shell hydroextractor and handle, the utility model discloses can get rid of most organic matters through biochemical regulation, oxygen deficiency, aerobic microorganism degradation and materialization sediment earlier, then the further advanced water treatment that carries on of waste water can carry out reuse with waste water, satisfies national emission standard, saves the water resource.
Drawings
Fig. 1 is a schematic diagram of the system structure of the present invention.
In the figure: 1 water collecting tank, 2 stack spiral dewaterer, 3 sludge concentration tank, 4 raw water tank, 5 flushing water tank, 6 reclaimed water reuse unit, 61 ultrafiltration membrane group, 62 reverse osmosis membrane group, 63 activated carbon filter tank, 64 product water tank, 7 clean water tank, 8 materialization sedimentation tank, 9 dosing tank, 10 mixing reaction tank, 11 biochemical sedimentation tank, 12 middle water tank, 13 aerobic biological contact oxidation tank, 14 facultative anaerobic tank, 15 anaerobic tank, 16 PH regulation dosing tank, 17 regulation tank, 18 stirrer and 19 waste water inlet.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1, the present invention provides a technical solution: a novel energy-saving environment-friendly printing and dyeing wastewater treatment system comprises a water collecting tank 1, an adjusting tank 17, an anaerobic tank 15, a facultative anaerobic tank 14, an aerobic biological contact oxidation tank 13, a middle water tank 12, a biochemical sedimentation tank 11, a mixed reaction tank 10, a physicochemical sedimentation tank 8, a clean water tank 7, a reclaimed water recycling unit 6, a sludge concentration tank 3 and a spiral-stacked dehydrator 2; the water collecting tank 1 is connected with an adjusting tank 17 through a sewage pipeline, a sewage inlet 19 is arranged on the water collecting tank 1, a screw conveyor is arranged at the position of the sewage inlet 19, the conveying of non-edema sediments is facilitated, the blockage is prevented, an agitator 18 and a lift pump are arranged inside the water collecting tank 1, the lift pump is connected with the adjusting tank 17 through the sewage pipeline, a liquid level meter and a PH meter are arranged on the adjusting tank 17, the water collecting tank 1 is connected with a PH adjusting dosing tank 16 through a dosing pipeline, the sewage and the adjusted medicines can be fully mixed through the agitator 18, the PH adjustment is more accurate, the adjusting tank 17 is connected with an anaerobic tank 15 through the sewage pipeline, an aerobiont contact oxidation tank 13 is connected with an intermediate tank 12 through the sewage pipeline, the intermediate tank 12 is connected with a water inlet of a biochemical sedimentation tank 11 through the sewage pipeline, a water outlet of the biochemical sedimentation tank 11 is connected with a clean water tank 7 through the sewage pipeline, the anaerobic tank 15, the facultative anaerobic tank 14 and the aerobic biological contact oxidation tank 13 are respectively connected with a sludge reflux pump in the middle water tank 12 through sludge pipelines, submersible aerators are arranged in the facultative anaerobic tank 14 and the aerobic biological contact oxidation tank 13, the submersible aerators are connected with a fan through air pipelines, the number of the submersible aerators in the aerobic biological contact oxidation tank 13 is 2 times of that of the submersible aerators in the facultative anaerobic tank 14, sludge precipitation outlets of the physicochemical sedimentation tank 8 and the biochemical sedimentation tank 11 are connected with an inlet of the sludge concentration tank 3 through sludge pipelines, an outlet of the sludge concentration tank 3 is connected with an inlet of the screw-overlapping dehydrator 2 through sludge pipelines, sludge is concentrated and sent into the screw-overlapping dehydrator 2 through the sludge concentration tank 3 for treatment, and sludge precipitation outlets of the biochemical sedimentation tank 11 are respectively connected with the anaerobic tank 15 through sludge pipelines, The facultative anaerobic tank 14 is connected with the aerobic biological contact oxidation tank 13, organic matters in sewage are precipitated through the biochemical precipitation tank 11, and the precipitated sludge enters the anaerobic tank 15, the facultative anaerobic tank 14 and the aerobic biological contact oxidation tank 13 again through sludge pipelines for treatment, so that the external reflux of the sludge is realized, and the sewage treatment effect is better;
the reclaimed water reuse unit 6 comprises an ultrafiltration membrane group 61, a reverse osmosis membrane group 62, an activated carbon filter 63 and a product water tank 64, wherein the activated carbon filter 63 is connected with the clean water tank 7 through a sewage pipeline, the activated carbon filter 63 is connected with a flushing water tank 5 through a sewage pipeline, the flushing water tank 5 is connected with a raw water tank 4 through a sewage pipeline, the raw water tank 4 is connected with the ultrafiltration membrane group 61 through a sewage pipeline, the ultrafiltration membrane group 61, the reverse osmosis membrane group 62 and the product water tank 64 are connected through sewage pipelines, and the product water tank 64 is provided with a water outlet;
wherein: the sludge concentration tank 3, the clean water tank 7, the ultrafiltration membrane group 61 and the reverse osmosis membrane group 62 are connected with the adjusting tank 17 through sewage pipelines, the ultrafiltration membrane group 61 and the reverse osmosis membrane group 62 are provided with a middle peak water tank, the upper part of the middle peak water tank is provided with an overflow port, deeper filtration is carried out through the ultrafiltration membrane group 61 and the reverse osmosis membrane group 62, thereby the requirement of waste water reuse is met, the middle peak water tank plays a role of water storage, so that the water yield is uniform, the mixing reaction tank 10 is connected with a medicine adding tank 9 through a medicine adding pipeline, a stirrer 18 is arranged in the mixing reaction tank 10, medicines are conveniently added into the mixing reaction tank 10 through the medicine adding tank 9, and stirring is carried out through the stirrer 18, so that the reaction is more thorough, the utility model can remove most organic matters through biochemical regulation, anoxic and aerobic microbial degradation and physicochemical precipitation, then the waste water is further subjected to deep water treatment, can carry out reuse with waste water, satisfy national emission standard, save the water resource.
When in use: the wastewater and wastewater produced enter a water collecting tank 1 through a wastewater inlet 19, a medicament is added into a pH adjusting and medicament adding tank 16 to adjust the pH value in the water collecting tank 1, sewage in the water collecting tank 1 is stirred by a stirrer 18, a lifting water pump sends the wastewater into an adjusting tank 17 through a sewage pipeline, the adjusting tank 17 sends the wastewater into an anaerobic tank 15 through the sewage pipeline, the wastewater is treated by a facultative anaerobic tank 14 and an aerobic biological contact oxidation tank 13 in sequence and then enters an intermediate tank 12 through the sewage pipeline, the intermediate tank 12 sends the wastewater into a biochemical sedimentation tank 11 through the sewage pipeline for sedimentation, then the wastewater enters a mixed reaction tank 10 through the sewage pipeline for reaction, the wastewater after reaction enters a physicochemical sedimentation tank 8, the physicochemical sedimentation tank 8 treats the wastewater and then sends the wastewater into a clear water tank 7, the clear water tank 7 sends the wastewater into an activated carbon filter tank 63 through a sewage pipeline, then the sludge sequentially passes through a flushing water tank 5, a raw water tank 4, an ultrafiltration membrane group 61 and a reverse osmosis membrane group 62 and is sent into a product water tank 64 after being processed by one step for recycling, the sludge generated by a biochemical sedimentation tank 11 and a physicochemical sedimentation tank 8 is sent into a sludge concentration tank 3 through a sludge pipeline, the sludge after being processed by the sludge concentration tank 3 is sent into a laminated spiral dehydrator 2 for processing, the wastewater generated by the sludge concentration tank 3 is sent into a regulating tank 17 again through a sewage pipeline for circulation processing, an anaerobic tank 15, a facultative anaerobic tank 14 and an aerobic biological contact oxidation tank 13 are respectively connected with a sludge reflux pump in an intermediate water tank 12 through sludge pipelines, so that the internal reflux of the sludge is realized, the biochemical sedimentation tank 11 sediments the organic matters of the sewage species, and the settled sludge enters the anaerobic tank 15, the facultative anaerobic tank 14 and the aerobic biological contact oxidation tank 13 again through sludge pipelines for processing, thereby realizing the external reflux of the sludge.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel energy-concerving and environment-protective printing and dyeing wastewater treatment system, includes catch basin (1), equalizing basin (17), anaerobism pond (15), facultative anaerobism pond (14), aerobic biological contact oxidation pond (13), middle pond (12), biochemical sedimentation tank (11), mixed reaction tank (10), materialization sedimentation tank (8), clean water basin (7), reuse of reclaimed water unit (6), sludge thickening jar (3) and fold spiral shell hydroextractor (2), its characterized in that: the water collecting tank (1) is connected with the adjusting tank (17) through a sewage pipeline, the adjusting tank (17) is connected with the anaerobic tank (15) through a sewage pipeline, the aerobic biological contact oxidation tank (13) is connected with the intermediate water tank (12) through a sewage pipeline, the intermediate water tank (12) is connected with the water inlet of the biochemical sedimentation tank (11) through a sewage pipeline, the water outlet of the biochemical sedimentation tank (11) is connected with the clean water tank (7) through a sewage pipeline, the anaerobic tank (15), the facultative anaerobic tank (14) and the aerobic biological contact oxidation tank (13) are respectively connected with a sludge reflux pump in the middle water tank (12) through sludge pipelines, sludge sedimentation outlets of the materialization sedimentation tank (8) and the biochemical sedimentation tank (11) are connected with an inlet of the sludge concentration tank (3) through sludge pipelines, and an outlet of the sludge concentration tank (3) is connected with an inlet of the spiral-stacked dehydrator (2) through a sludge pipeline;
the reclaimed water recycling unit (6) comprises an ultrafiltration membrane group (61), a reverse osmosis membrane group (62), an activated carbon filter (63) and a product water tank (64), wherein the activated carbon filter (63) is connected with a clean water tank (7) through a sewage pipeline, the activated carbon filter (63) is connected with a flushing water tank (5) through a sewage pipeline, the flushing water tank (5) is connected with a raw water tank (4) through a sewage pipeline, the raw water tank (4) is connected with the ultrafiltration membrane group (61) through a sewage pipeline, and the ultrafiltration membrane group (61), the reverse osmosis membrane group (62) and the product water tank (64) are connected through a sewage pipeline;
wherein: the sludge concentration tank (3), the clean water tank (7), the ultrafiltration membrane group (61) and the reverse osmosis membrane group (62) are connected with the regulating tank (17) through sewage pipelines.
2. The novel energy-saving environment-friendly printing and dyeing wastewater treatment system as claimed in claim 1, characterized in that: be provided with waste water import (19) on catch basin (1), the inside of catch basin (1) is equipped with agitator (18) and elevator pump, and the elevator pump is connected with equalizing basin (17) through the sewage line, is provided with level gauge and PH meter on equalizing basin (17), catch basin (1) is connected with PH through adding the medicine pipeline and adjusts and add medicinal cupping (16).
3. The novel energy-saving environment-friendly printing and dyeing wastewater treatment system as claimed in claim 1, characterized in that: submersible aerators are arranged in the facultative anaerobic tank (14) and the aerobic biological contact oxidation tank (13), the submersible aerators are connected with a fan through an air pipeline, and the number of the submersible aerators in the aerobic biological contact oxidation tank (13) is 2 times that of the submersible aerators in the facultative anaerobic tank (14).
4. The novel energy-saving environment-friendly printing and dyeing wastewater treatment system as claimed in claim 1, characterized in that: the mixing reaction tank (10) is connected with a medicine adding tank (9) through a medicine adding pipeline, and a stirrer (18) is arranged in the mixing reaction tank (10).
5. The novel energy-saving environment-friendly printing and dyeing wastewater treatment system as claimed in claim 1, characterized in that: the ultrafiltration membrane group (61) and the reverse osmosis membrane group (62) are provided with a middle peak water tank, and the upper part of the middle peak water tank is provided with an overflow port.
6. The novel energy-saving environment-friendly printing and dyeing wastewater treatment system as claimed in claim 1, characterized in that: and a sludge precipitation outlet of the biochemical precipitation tank (11) is respectively connected with an anaerobic tank (15), a facultative anaerobic tank (14) and an aerobic biological contact oxidation tank (13) through sludge pipelines.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022028216.2U CN212713183U (en) | 2020-09-16 | 2020-09-16 | Novel energy-concerving and environment-protective printing and dyeing wastewater treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022028216.2U CN212713183U (en) | 2020-09-16 | 2020-09-16 | Novel energy-concerving and environment-protective printing and dyeing wastewater treatment system |
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| CN212713183U true CN212713183U (en) | 2021-03-16 |
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| CN202022028216.2U Active CN212713183U (en) | 2020-09-16 | 2020-09-16 | Novel energy-concerving and environment-protective printing and dyeing wastewater treatment system |
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