CN202297310U - Treatment device of hair product waste water - Google Patents
Treatment device of hair product waste water Download PDFInfo
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- CN202297310U CN202297310U CN 201120403571 CN201120403571U CN202297310U CN 202297310 U CN202297310 U CN 202297310U CN 201120403571 CN201120403571 CN 201120403571 CN 201120403571 U CN201120403571 U CN 201120403571U CN 202297310 U CN202297310 U CN 202297310U
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Abstract
The utility model discloses a treatment device of hair product waste water. The inlet of a grid well is connected with a hair product waste water outlet; the outlet of the grid well is connected with the inlet of a collecting well; the outlet of the collecting well is connected with an aeration regulating pond; the water outlet of the aeration regulating pond is connected with a hair filter; the water outlet of the hair filter is connected with the water inlet of a coagulating basin; the water inlet of the coagulating basin is connected with the water inlet of a flocculation basin; the water outlet of the flocculation basin is connected with the water inlet of a primary settling tank; the water outlet of the primary settling tank is connected with the water inlet of an electrolysis machine; the water outlet of the electrolysis machine is connected with the water inlet of a hydrolysis acidification pond; the water outlet of the hydrolysis acidification pond is connected with the water inlet of an anoxic pond; the water outlet of the anoxic pond is connected with the water inlet of an aerobic pond; the water outlet of the aerobic pond is connected with the water inlet of a nitration pond; the water outlet of the nitration pond is connected with the water inlet of a secondary settling tank; and the water outlet of the secondary settling tank is connected with a sewage drainage pipeline. Devices are matched sequentially, so that treated hair product waste water can reach the grade I discharge standard of Comprehensive Sewage Discharge Standard (GB8978-1996).
Description
Technical field
The utility model relates to field of environment engineering, is meant a kind of treatment unit of hair products waste water especially, and treated waste water can reach " integrated wastewater discharge standard " (GB8978-1996) first discharge standard.
Background technology
Wig goods (be commonly called as hair products or shelves send out) are that hair, animal hair and the chemical fibre with human body is raw material, technology such as wash through pickling, washing, decolouring, dyeing and whole and process.The waste water that produces in the wig production of articles process is commonly called as hair products waste water or shelves are sent out waste water, and the source mainly contains: lose the acid-bearing wastewater that sour operation produces, promptly soak grease, dirt on the hair with sulfuric acid, the waste water that is discharged with ammonia neutralization, flushing then; Dyeing waste-water promptly after Hair grooming highly basic, the high temperature dyeing, is toppled over the high-alkali band look waste water that from staining trough; Hair washing waste water, behind the hair-dyeing with the look that attaches on the flushing with clean water hair, and then the waste water that is discharged with the cleaning of shampoo and softening agent, processing; Workshop flushing waste water and sewage.Therefore hair products waste water contains grease, strong oxidizer, dyestuff, hair jelly, tensio-active agent and softening agent etc., characteristics, common water-quality guideline of waste water such as table 1 such as have that organic concentration height, colourity are dark, complicated component, biodegradability difference and water quality and quantity fluctuation are big.
Table 1 hair products waste water raw water quality situation
| Project | Index | Project | Index |
| COD Cr | 500～1500mg/L | Colourity (extension rate) | 300～500 times |
| BOD 5 | 130～380mg/L | SS | 100～500mg/L |
| Ammonia nitrogen | 90～300 mg/L | The pH value | 4.0～8.0 |
Can know that by table 1 hair products waste water raw water quality mainly shows as:
1) ammonia nitrogen concentration is high, causes containing in the waste water a large amount of inorganic ammonias because of adding a large amount of ammoniacal liquor in the hair products production process;
2) colourity is high, because of adding a large amount of dyestuffs in the hair products production process, causes containing in the waste water a large amount of coloured dyestuffs;
3) composition is complicated, and biodegradability is poor, can add a large amount of NaC1O, H in the hair products production process
2SO
4(dense), H
2O
2, NaS
20
3, trisodium phosphate, ammoniacal liquor, tensio-active agent and inorganic assistant agent, in the course of processing, can come off hair jelly, grease, glue protein and VITAMINs etc. of human hair simultaneously.
In sum, the hair products industrial water consumption is many, and wastewater discharge is big, many, the complicated component of pollutant kind, and in order to reduce the pollution of discharging, existing hair products waste water must be through handling before discharging.At present, domestic and international processing to hair products waste water mainly contains physics method, chemical method and biochemical process three major types.The physics method mainly contains methods such as absorption (air supporting) method, membrane separation process, supersonic gas vibrating method, distillation method; Chemical method mainly comprises methods such as chemical coagulation process, chemical oxidization method, photochemical catalysis oxidation style, electrochemical process.Biochemical process mainly comprises anaerobic process and aerobic method etc.At present hair products waste water adopts the treatment process of materialization and biochemical combination more, mainly comprises steps such as aerating regulation, hair filtration, flocculation, deposition, acidication, aerobic and secondary sedimentation.But; Because hair products waste water contains grease, strong oxidizer, dyestuff, hair jelly, tensio-active agent and softening agent etc.; Characteristics such as have that organic concentration height, colourity are dark, complicated component, biodegradability difference and water quality and quantity fluctuation are big; There is poor processing effect in existing treatment process, the ammonia nitrogen of waste discharge, colourity, COD
CrNot up to standard, defectives such as processing costs height.
The utility model content
The purpose of the utility model is to have shortcomings such as chemical consumption is many, sludge discharge big, the processed waste water discharging is not up to standard to existing hair products waste water, and a kind of high ammonia nitrogen removal frank, high chroma clearance and high COD are provided
CrClearance, chemical consumption be few, produce mud few, handle the treatment unit of hair products waste water more completely.
The technical scheme of the utility model is following:
A kind of treatment unit of hair products waste water, it comprises: grille well, pump well, aerating regulation pond, hair filter, coagulation basin, flocculation basin, preliminary sedimentation tank, electrolysis machine, hydrolysis acidification pool, anoxic pond, Aerobic Pond, nitrification tank, second pond, sludge sump and sludge dehydration device; The import of described grille well connects with the hair products wastewater outlet, and the outlet of grille well connects with the pump well inlet, and the pump well outlet connects with the aerating regulation pond; Aerating regulation pond water outlet connects with hair filter, and the hair filter water outlet connects with the coagulation basin water-in, and the coagulation basin water outlet connects with the flocculation basin water-in; The flocculation basin water outlet connects with the preliminary sedimentation tank water-in; The preliminary sedimentation tank water outlet connects with the electrolysis machine water-in, and the electrolysis machine water outlet connects with the hydrolysis acidification pool water-in, and the hydrolysis acidification pool water outlet connects with the anoxic pond water-in; The anoxic pond water outlet connects with the Aerobic Pond water-in; The Aerobic Pond water outlet connects with the nitrification tank water-in, and the nitrification tank water outlet connects with the second pond water-in, and the second pond water outlet connects with sewage vent line; The sludge outlet of preliminary sedimentation tank and second pond connects with sludge sump, is provided with sludge pump between sludge sump and the sludge dehydration device; The water outlet of sludge dehydration device is back to pump well.
Also be respectively equipped with pH regulator agent chemicals dosing plant, flocculation agent chemicals dosing plant, coagulating agent chemicals dosing plant on said aerating regulation pond, coagulation basin and the flocculation basin.
Said treatment unit comprises that also one makes the mixed-liquor return pump of mixed-liquor return to the anoxic pond of Aerobic Pond.
The anode of said electrolysis machine is metal or Graphite Electrodes, and the negative electrode of said electrolysis machine is iron cathode, aluminium negative electrode, stainless steel cathode, nickel cathode, titanium or zinc negative electrode, and said anode and cathode surface all are coated with the nano level metal oxide containing precious metals.
As stated, through above-mentioned treatment effect such as table 2 when respectively installing.
The treatment effect of each device of table 2
Annotate: in the bracket is clearance.
Can know that by above-mentioned description compare with prior art, the advantage of the utility model is to the utility model:
(1) consumption of flocculation agent reduces 1/2～3/5, reduces the consumption of unit product chemical agent and practices thrift reagent cost;
(2) quantity discharged of mud reduces 1/2～3/5, reduces the sludge treatment cost significantly;
(3) respectively install orderly cooperation and can guarantee to reach " integrated wastewater discharge standard " (GB8978-1996) first discharge standard after the hair products wastewater treatment through above-mentioned.
(4) nano-catalytic electrolysis machine employing surface coverage has and has good catalytic effect crystal grain the noble electrode of the nano-catalytic coating that is 15～32nm to make anode; Anode does not consume, and cost is low, and electrical efficiency is high; The electric energy that the ton wastewater treatment consumes reduces significantly, to waste water COD
Cr, ammonia nitrogen, suspended substance, chroma removal rate be higher.
Description of drawings
Fig. 1 is the syndeton synoptic diagram of the utility model.
Embodiment
The embodiment of the utility model is described with reference to the accompanying drawings.
With reference to Fig. 1; A kind of treatment unit of hair products waste water, it comprises: grille well 1, pump well 2, aerating regulation pond 3, hair filter 4, coagulation basin 5, flocculation basin 6, preliminary sedimentation tank 7, electrolysis machine 8, hydrolysis acidification pool 9, anoxic pond 10, Aerobic Pond 11, nitrification tank 12, second pond 13, sludge sump 14 and sludge dehydration device 15.The anode of electrolysis machine 8 is metal or Graphite Electrodes, and the negative electrode of electrolysis machine 8 is iron cathode, aluminium negative electrode, stainless steel cathode, nickel cathode, titanium or zinc negative electrode, and said anode and cathode surface all are coated with the nano level metal oxide containing precious metals.
The import of grille well 1 connects with the hair products wastewater outlet, and the outlet of grille well 1 connects with pump well 2 inlets, and pump well 2 outlets connect with aerating regulation pond 3; Aerating regulation pond 3 water outlets connect with hair filter 4, and hair filter 4 water outlets connect with coagulation basin 5 water-ins, and coagulation basin 5 water outlets connect with flocculation basin 6 water-ins; Flocculation basin 6 water outlets connect with preliminary sedimentation tank 7 water-ins; Preliminary sedimentation tank 7 water outlets connect with electrolysis machine 8 water-ins, and electrolysis machine 8 water outlets connect with hydrolysis acidification pool 9 water-ins, and hydrolysis acidification pool 9 water outlets connect with anoxic pond 10 water-ins; Anoxic pond 10 water outlets connect with Aerobic Pond 11 water-ins; Aerobic Pond 11 water outlets connect with nitrification tank 12 water-ins, and nitrification tank 12 water outlets connect with second pond 13 water-ins, and second pond 13 water outlets connect with sewage vent line; The sludge outlet of preliminary sedimentation tank 7 and second pond 13 all connects with sludge sump 14; Be provided with sludge pump 16 between sludge sump 14 and the sludge dehydration device 15; Mud in the sludge sump 14 can pump into filtering separation in the sludge dehydration device 15 through sludge pump 16; And the water of sludge dehydration device 15 can be back to and carry out recycle in the pump well 2, thereby has practiced thrift the consumption of water; Also be provided with the mixed-liquor return pump 110 of mixed-liquor return to the anoxic pond 10 that makes Aerobic Pond 11 between Aerobic Pond 11 and the anoxic pond 10.
Also be respectively equipped with pH regulator agent chemicals dosing plant, flocculation agent chemicals dosing plant, coagulating agent chemicals dosing plant on aerating regulation pond 3, coagulation basin 5 and the flocculation basin 6, PH regulator chemicals dosing plant, flocculation agent chemicals dosing plant, coagulating agent chemicals dosing plant can add an amount of PH regulator, flocculation agent and coagulating agent respectively in aerating regulation pond, coagulation basin and flocculation basin.
Waste water is pressed 15m
3The flow velocity of/h gets into grille well 1 and filters, and flows into pump well 2 after removing the macrobead solids, presses 15m through sump pump again
3The flow velocity of/h pumps into aerating regulation pond 3; Adding pH regulator agent (be generally in sodium hydroxide, yellow soda ash, sodium hydrogencarbonate, the lime a kind of) adjusting pH is 6-8; And through the aeration thorough mixing; Then through pumping into coagulation basin 5 after the hair filter 4 filtering and removing fine impurities, waste water per ton adds 800 ~ 1000g Poly aluminum Chloride (PAC) (one or more the combination that flocculation agent also can be aluminium salt, molysite, gather iron) back that reacts completely and gets into flocculation basin 6, and waste water per ton adds 5-9g SEPIGEL 305 (PAM) and carries out flocculation reaction; Get into preliminary sedimentation tank 6 then; Sludge settling is sent in the sludge sump 14 through pump and pipeline, in sludge dehydration device 15, carries out filtering separation at last, and waste water then gets into electrolysis machine 8.
Waste water is through flowing into electrolysis machine 8 electrolysis behind the flocculation sediment, said electrolysis machine 8 is the nano-catalytic electrolysis machine, and its WV is 48V, and current density is 150mA/cm
2, two interpolar voltages are for 4.2 V, and the residence time of waste water in electrolysis machine 8 is 5s.The radical of the strong oxidizing property that the little electrolysis of nano-catalytic produces; It is chlorine [Cl], oxygen [O] and hydroxyl [OH] organic substance in the oxygenolysis waste water fast of status nascendi; Make the big organic molecule open loop, chain rupture, the macromole that are difficult to biochemical degradation in the waste water be decomposed into small molecules, for biochemistry provides better condition; Make chromophoric group, the auxochrome group oxidation of the dye molecule in the waste water simultaneously or be reduced to colourless group, reach the purpose of decolouring, reduce COD
CrWith improve waste water can be biochemical; In addition, can also kill mikrobe in the waste water, and make suspended substance, colloid, charged corpuscle in the waste water under electric field action, form larger particles.
Waste water after the electrolysis gets into hydrolysis acidification pool 9 and anoxic pond 10 successively, further reduces the COD in the waste water
Cr, improve the B/C value, improve biodegradability, help subsequent disposal; Simultaneously, the denitrification through denitrifying bacterium in the anoxic pond 10 removes the ammonia nitrogen in the waste water, reaches the effect of removing ammonia nitrogen.
Waste water after the anaerobic treatment gets in Aerobic Pond 11 and the nitrification tank 12 successively, makes good use of the organism in the further oxygenolysis waste water of oxygen animalcule, and the degree of depth is removed the COD in the waste water
CrAnd BOD
5, utilize the nitrification of nitrobacteria and the nitrosification of nitrite bacteria to make ammonia-state nitrogen be converted into nitric nitrogen or nitrite nitrogen simultaneously.Mixed solution in the Aerobic Pond 11 is back in the anoxic pond 10 with the ratio of 2:1, utilizes the denitrification of the denitrifying bacterium in the anoxic pond 10 to remove the ammonia nitrogen of waste water.
Waste water after the aerobic treatment flows into second pond 13 and carries out precipitate and separate, further removes the COD in the waste water
Cr, BOD
5, SS etc., but the water outlet qualified discharge of second pond 13; The mud part of second pond 13 bottoms flow in the anoxic pond 10 through blowback, and another part flows in the sludge sump 14 through pipeline, becomes filtrating and mud cake through sludge dehydration device 15 filtering separation again, and filtrating is back in the pump well 2 through pipeline, and mud cake is then transported outward.
The above-mentioned embodiment that is merely the utility model, but the design concept of the utility model is not limited thereto allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (4)
1. the treatment unit of a hair products waste water is characterized in that it comprises: grille well, pump well, aerating regulation pond, hair filter, coagulation basin, flocculation basin, preliminary sedimentation tank, electrolysis machine, hydrolysis acidification pool, anoxic pond, Aerobic Pond, nitrification tank, second pond, sludge sump and sludge dehydration device; The import of described grille well connects with the hair products wastewater outlet, and the outlet of grille well connects with the pump well inlet, and the pump well outlet connects with the aerating regulation pond; Aerating regulation pond water outlet connects with hair filter, and the hair filter water outlet connects with the coagulation basin water-in, and the coagulation basin water outlet connects with the flocculation basin water-in; The flocculation basin water outlet connects with the preliminary sedimentation tank water-in; The preliminary sedimentation tank water outlet connects with the electrolysis machine water-in, and the electrolysis machine water outlet connects with the hydrolysis acidification pool water-in, and the hydrolysis acidification pool water outlet connects with the anoxic pond water-in; The anoxic pond water outlet connects with the Aerobic Pond water-in; The Aerobic Pond water outlet connects with the nitrification tank water-in, and the nitrification tank water outlet connects with the second pond water-in, and the second pond water outlet connects with sewage vent line; The sludge outlet of preliminary sedimentation tank and second pond connects with sludge sump, is provided with sludge pump between sludge sump and the sludge dehydration device; The water outlet of sludge dehydration device is back to pump well.
2. the treatment unit of a kind of hair products waste water as claimed in claim 1 is characterized in that: also be respectively equipped with pH regulator agent chemicals dosing plant, flocculation agent chemicals dosing plant, coagulating agent chemicals dosing plant on said aerating regulation pond, coagulation basin and the flocculation basin.
3. the treatment unit of a kind of hair products waste water as claimed in claim 1 is characterized in that: said treatment unit comprises that also one makes the mixed-liquor return pump of mixed-liquor return to the anoxic pond of Aerobic Pond.
4. the treatment unit of a kind of hair products waste water as claimed in claim 1; It is characterized in that: the anode of said electrolysis machine is metal or Graphite Electrodes; The negative electrode of said electrolysis machine is iron cathode, aluminium negative electrode, stainless steel cathode, nickel cathode, titanium or zinc negative electrode, and said anode and cathode surface all are coated with the nano level metal oxide containing precious metals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120403571 CN202297310U (en) | 2011-10-21 | 2011-10-21 | Treatment device of hair product waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120403571 CN202297310U (en) | 2011-10-21 | 2011-10-21 | Treatment device of hair product waste water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202297310U true CN202297310U (en) | 2012-07-04 |
Family
ID=46366248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120403571 Expired - Lifetime CN202297310U (en) | 2011-10-21 | 2011-10-21 | Treatment device of hair product waste water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202297310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104817229A (en) * | 2015-04-15 | 2015-08-05 | 常州大学 | Bamboo product waste water treatment system |
-
2011
- 2011-10-21 CN CN 201120403571 patent/CN202297310U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104817229A (en) * | 2015-04-15 | 2015-08-05 | 常州大学 | Bamboo product waste water treatment system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
|
| CX01 | Expiry of patent term |