CN105936566B - A kind of medical treatment liquid waste treatment system - Google Patents

A kind of medical treatment liquid waste treatment system Download PDF

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CN105936566B
CN105936566B CN201610376602.6A CN201610376602A CN105936566B CN 105936566 B CN105936566 B CN 105936566B CN 201610376602 A CN201610376602 A CN 201610376602A CN 105936566 B CN105936566 B CN 105936566B
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pond
waste
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liquid
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CN105936566A (en
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王翔
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Nanjing Yiyang Environmental Protection Technology Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/30Treatment of water, waste water, or sewage by irradiation
    • C02F1/32Treatment of water, waste water, or sewage by irradiation with ultraviolet light
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    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/42Treatment of water, waste water, or sewage by ion-exchange
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    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4693Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
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    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
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    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5263Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
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    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56Macromolecular compounds
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    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/74Treatment of water, waste water, or sewage by oxidation with air
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    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/78Treatment of water, waste water, or sewage by oxidation with ozone
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/122Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
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    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/003Wastewater from hospitals, laboratories and the like, heavily contaminated by pathogenic microorganisms
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/78Details relating to ozone treatment devices
    • C02F2201/782Ozone generators
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    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/06Controlling or monitoring parameters in water treatment pH
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/11Turbidity
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/28Anaerobic digestion processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

The invention discloses a kind of medical liquid waste treatment systems, belong to field of waste liquid treatment.A kind of medical liquid waste treatment system of the present invention, including pre-processing route, the pretreatment route is connected with classification route, and the classification route is connected with waste processing route, the waste processing route includes the Treatment of Sludge route being in parallel, common liquid waste processing route and special liquid waste processing route.A kind of medical liquid waste treatment system of the invention, which has carry out disinfection to medical waste liquid, inactivate etc., enables waste water to reach national emission standard, will not pollute to water, soil etc., avoid the characteristics of causing disease.

Description

A kind of medical treatment liquid waste treatment system
Technical field
The present invention relates to a kind of liquid waste treatment system, especially a kind of medical liquid waste treatment system.
Background technique
Consulting room of the medical waste water from hospital, laboratory, ward, laundry, the sewage of the discharges such as X piece photo studio, Ingredient is extremely complex, containing a large amount of clinical waste, pathogenetic bacteria, virus and chemical agent, has space-pollution, acute infection And the characteristics of latent infection.The harm that water resource is made in the discharge of medical waste water is huge, but there is no right for various big hospital at present Medical waste water with serious harm property is rationally disposed, and it is pernicious to have ignored the water pollution that viral infection in waste water may cause Event without harmless treatments such as disinfection, inactivations, and is directly discharged into city if the medical sewage containing pathogenic microorganism Sewer often will cause the pollution of water, soil, cause various diseases, or lead to the eruption and prevalence of water-borne infection, but existing Really be able to reach the seldom of national emission standard.
Summary of the invention
Goal of the invention of the invention is: in view of the above problems, providing one kind and carries out disinfection, goes out to medical waste liquid It is living etc. that waste water is enabled to reach national emission standard, water, soil etc. will not be polluted, avoid the medical treatment for causing disease useless Liquid treating system.
The technical solution adopted by the invention is as follows:
A kind of medical liquid waste treatment system of the present invention, including pretreatment route, the pretreatment route and classification route phase Even, the classification route is connected with waste processing route, and the waste processing route includes the Treatment of Sludge route being in parallel, commonly Liquid waste processing route and special liquid waste processing route.
By adopting the above-described technical solution, the substance in medical waste liquid is all carried out disinfection by pretreatment, is inactivated It carries out classification step-by-step processing again afterwards, can be avoided the propagation in treatment process, guarantee the safety for the treatment of process.
A kind of medical liquid waste treatment system of the invention, the pretreatment route includes the mechanical grid pond being linked in sequence, Anaerobic pond, sterilize pond and flocculation basin, and filtering elevating mechanism is equipped in the mechanical grid pond.
By adopting the above-described technical solution, can be by solid clinical waste, such as syringe, disposably by mechanical grid pond Gloves, mask etc. filter out, and can remove the biological wastes such as cell, tissue fluid, body fluid in waste liquid by the processing of anaerobic pond, By sterilization treatment by waste liquid virus, pathogen kill, avoid pathogen transmission, finally by flocculation basin by organic agent, put Penetrate the coagulative precipitations such as agent.
A kind of medical liquid waste treatment system of the invention, the interior anaerobic pond includes denitrifying bacterium, Methane producing bacteria, anaerobism Ammonia oxidation bacteria and polyP bacteria, sterilizing pond in be equipped with ultraviolet generator, the ultraviolet generator energy generation wavelength be 210 ~ 370nm; The flocculation basin is used cooperatively flocculant, and the flocculant is by 15 ~ 23 parts of polyaluminium chlorides of mass parts, 18 ~ 35 parts of polyacrylate, 8 ~ 12 parts of dimethyl carbonates, 5 ~ 12 parts of calcium carbonate, 22 ~ 28 parts of sodium tripolyphosphates, 14 ~ 26 parts of chitosans, 16 ~ 33 parts of alginic acids Sodium, 10 ~ 14 parts of potassium dihydrogen phosphates and 4 ~ 9 parts of sulfuric acid monoester compositions.
By adopting the above-described technical solution, treatment effect is preferable.
Wherein, polyaluminium chloride can be the arbitrary value in 15 ~ 23 parts, such as 16,17,19,21,22 etc., polyacrylate It can be the arbitrary value in 18 ~ 35 parts, such as 19,20,22,24,25,27,28,30,31,32,34 etc., dimethyl carbonate can be with For the arbitrary value in 8 ~ 12 parts, such as 9,10,11 etc., calcium carbonate can be the arbitrary value in 5 ~ 12 parts, such as 6,7,8,9,11 It can be the arbitrary value in 22 ~ 28 parts Deng, sodium tripolyphosphate, such as 23,24,25,27 etc., chitosan can be in 14 ~ 26 parts Arbitrary value, such as 15,18,19,22,24,25 etc., sodium alginate can be the arbitrary value in 16 ~ 33 parts, such as 17,19, 20,22,24,26,28,30,31 etc., potassium dihydrogen phosphate can be the arbitrary value in 10 ~ 14 parts, such as 11,12,13 etc., sulfuric acid Monoesters can be the arbitrary value in 4 ~ 9 parts, such as 5,6,7,8 etc..
Preferably, when flocculant is by 21 parts of polyaluminium chlorides of mass parts, 32 parts of polyacrylate, 10 parts of dimethyl carbonates, 8 parts Calcium carbonate, 23 parts of sodium tripolyphosphates, 24 parts of chitosans, 31 parts of sodium alginates, 11 parts of potassium dihydrogen phosphates and 5 parts of sulfuric acid monoester compositions When be optimum value, to the rate of deposition 67.4% of radiological agent, organic agent etc..
A kind of medical liquid waste treatment system, the classification route includes contact-oxidation pool, the contact-oxidation pool with it is general Logical liquid waste processing route is connected with special liquid waste processing route, and the flocculation basin is connected with sludge concentration tank, the sludge condensation Pond is connected by contact-oxidation pool with Treatment of Sludge route.
By adopting the above-described technical solution, carrying out after sludge aoxidizes after concentration using contact-oxidation pool into one Plate compression in transporting outward after mud cake can guarantee that pathogen will not be remained in sludge to the full extent again after the sterilization treatment of step, It causes pathogen to spread, causes disease.
A kind of medical liquid waste treatment system of the invention, the contact-oxidation pool is interior to be equipped with ozone generator, the contact Oxidation pond is equipped with filter mechanism, Turbidity measurement mechanism and pH testing agency.
By adopting the above-described technical solution, catalytic oxidation is carried out to waste liquid and waste by ozone, and it is high-efficient, it can keep away Exempt to introduce the new pollutant of such as chloride ion during processing.By Turbidity measurement mechanism and pH testing agency, to waste liquid Turbidity and pH value carry out detection to classify to waste liquid, handle for waste liquid situation waste liquid, reduce treatment process, Save the cost.
A kind of medical liquid waste treatment system of the invention, the Treatment of Sludge route includes the plate compression pond being linked in sequence Pond is transported outward with mud cake;The common liquid waste processing route includes the hydrolysis acidification pool being linked in sequence, jet aeration tanks and multimedium Filtering ponds, the special liquid waste processing route includes the secondary settling tank being in parallel and secondary oxidation pond.
By adopting the above-described technical solution, waste and sludge carry out plate compression and mud cake outward transport are made after classification Processing, high concentrtion waste liquid enters after secondary settling tank carries out secondary precipitation after waste liquid classification carries out the processing of next step again, high residue Waste liquid carries out the processing of next step again after secondary oxidation, and common waste liquid is then directly entered hydrolysis acidification, by remaining wadding Solidifying agent etc. carries out subsequent processing after disposing.
A kind of medical liquid waste treatment system of the invention, the jet aeration tanks are equipped with jet aerator;The multimedium Exchanger resin filter, electrodialysis filter and reverse osmosis filter are equipped in filtering ponds.
By adopting the above-described technical solution, utilizing the high speed for the muddy water mixed solution that water pump is squeezed by jet aerator Water flow is kinetic energy, sucks large quantity of air, since mixing agitation makes blistering crushing nebulize strongly in pond for gas, muddy water mixed solution, Then pressure head being transformed by tasselled head in diffuser, further compression, oxygen are quickly transferred to mixed liquor for fine blistering, To enhance the transfer process of oxygen, so that the decomposing hydrogen dioxide solution introduced during ozone oxidation be fallen.Using multimedium mistake Filter effect, so that waste liquid is finally reached discharge standard, the impurity residual quantity in waste liquid is only 0.13%.
A kind of medical liquid waste treatment system of the invention, the hydrolysis acidification pool are used cooperatively hydrolytic reagent, the hydrolytic reagent By 34 ~ 47 parts of polytetrahydrofuran triols of mass parts, 17 ~ 27 parts of saturation hexabasic carboxylic acids, 10 ~ 22 parts of saturations, eight yuan of carboxylic acids, 5 ~ 9 parts of carbon Change diimine, 8 ~ 13 parts of siloxanes and 21 ~ 38 parts of neopelex compositions.
By adopting the above-described technical solution, flocculant, remaining organic agent further can be carried out acid by hydrolytic reagent Change hydrolysis, finally gets rid of.
Wherein, polytetrahydrofuran triol can be the arbitrary value in 34 ~ 47 parts, such as 35,37,38,39,41,43,44, 46 etc., saturation hexabasic carboxylic acid can be the arbitrary value in 17 ~ 27 parts, such as 18,19,21,22,24,25 etc., it is saturated eight yuan of carboxylic acids It can be the arbitrary value in 10 ~ 22 parts, such as 11,13,14,16,17,19,20 etc., carbodiimides can be in 5 ~ 9 parts Arbitrary value, such as 7,8 etc., siloxanes can be the arbitrary value in 8 ~ 13 parts, such as 9,10,11,12 etc., dodecyl benzene sulfonic acid Sodium can be the arbitrary value in 21 ~ 38 parts, such as 23,24,26,29,30,31,34,35,36 etc..
Preferably, when hydrolytic reagent is by 43 parts of polytetrahydrofuran triols of mass parts, 22 parts of saturation hexabasic carboxylic acids, 18 parts of saturations eight It is optimum value when first carboxylic acid, 6 parts of carbodiimides, 11 parts of siloxanes and 31 parts of neopelex compositions, removal rate is 87.2%。
A kind of medical liquid waste treatment system of the invention, the secondary oxidation pond are connected with hydrolysis acidification pool, and described two is heavy Pond and flocculation basin, secondary oxidation pond are connected, and the multi-medium filtering pond is connected with secondary settling tank.
By adopting the above-described technical solution, the waste liquid of next step will be carried out by the waste liquid of secondary precipitation and secondary oxidation Processing.
A kind of medical liquid waste treatment system of the invention, medical liquid waste processing include the following steps,
Step 1, waste liquid pass through mechanical grid pond, clinical waste are filtered, and clinical waste leaves machine with filtering elevating mechanism Tool grid pond;Waste liquid enters anaerobic pond, and 2 ~ 3day of microbial action is passed through in anaerobic pond;Into sterilizing pond in 210 ~ 370nm Ultraviolet light under 3 ~ 5h of irradiation into flocculation basin 13kg flocculant is added into flocculation basin according to the speed of 1 ~ 1.4g/s, standing 24 ~ 48h, filtering, solid enter sludge concentration tank, and liquid enters contact-oxidation pool;
Step 2, solid in sludge concentration tank through pervaporation, drying, in contact-oxidation pool drying regime, into connecing Touch oxidation pond;Ozone generator generates ozone in contact-oxidation pool, under conditions of ozone concentration is 75% ~ 84%, aoxidizes 5 ~ 6h;
Step 3, after sludge enters plate compression after catalytic oxidation, mud cake outward transport;Detect the turbidity and pH of waste liquid Value, as turbidity >=3JTU, waste liquid enters secondary settling tank;As turbidity<3JTU, when pH value>=5.2, waste liquid enters secondary oxidation pond; As turbidity < 3JTU, pH < 5.2, waste liquid enters hydrolysis acidification pool;
Step 4, waste liquid stand 36 ~ 48h in secondary settling tank, and filtering, solid enters flocculation basin and enters Treatment of Sludge route, Liquid enters secondary oxidation pond;Under conditions of waste liquid is 32% ~ 48% by ozone concentration in secondary oxidation pond, after aoxidizing 2 ~ 3h Into hydrolysis acidification pool;
Into in hydrolysis acidification pool hydrolytic reagent is added, after 5 ~ 8h of acidification hydrolization in step 5;Through jet aeration tanks, flowing back Than for 18 ~ 20h of jet-flow aeration under conditions of 0.6:1, finally by multi-medium filtering pond by exchanger resin filtering, electrodialysis Liquid discharges after filter and osmosis filtration, and solid enters secondary settling tank.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1, it carries out disinfection, inactivate to medical waste liquid etc. and waste water is enabled to reach national emission standard, will not pollute, It avoids causing disease.
2, classify to medical waste liquid, waste liquid handled for waste liquid situation, reduce treatment process, save at This.
3, high-efficient, it can be avoided and introduce the new pollutant of such as chloride ion during processing, waste liquid is made to reach discharge Standard, the impurity residual quantity in waste liquid is only 0.13%.
Detailed description of the invention
Fig. 1 is a kind of medical liquid waste treatment system schematic diagram.
Specific embodiment
With reference to the accompanying drawing, the present invention is described in detail.
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.
Embodiment 1
As shown in Figure 1, a kind of medical treatment liquid waste treatment system, including pretreatment route, pretreatment route and classification route phase Even, classification route is connected with waste processing route, and it includes the Treatment of Sludge route being in parallel, common liquid waste processing that waste, which handles route, Route and special liquid waste processing route.Pretreatment route includes the mechanical grid pond being linked in sequence, and anaerobic pond, sterilize pond and flocculation Pond is equipped with filtering elevating mechanism in the mechanical grid pond.It include denitrifying bacterium, Methane producing bacteria, anaerobism ammonia oxygen in anaerobic pond Change bacterium and polyP bacteria, ultraviolet generator is equipped in the pond that sterilizes, ultraviolet generator energy generation wavelength is 210 ~ 370nm;Flocculation basin is matched It closes and uses flocculant.
Classification route includes contact-oxidation pool, contact-oxidation pool and common liquid waste processing route and special liquid waste processing route It is connected, flocculation basin is connected with sludge concentration tank, and sludge concentration tank is connected by contact-oxidation pool with Treatment of Sludge route.Contact oxygen Change and be equipped with ozone generator in pond, contact-oxidation pool is equipped with filter mechanism, Turbidity measurement mechanism and pH testing agency, Turbidity measurement Mechanism is able to detect the turbidity of waste liquid, and pH testing agency is able to detect the pH value of waste liquid.
Treatment of Sludge route includes the plate compression pond being linked in sequence and mud cake outward transport pond, and the mud cake transported outward is needed to place In mud cake outward transport pond, outward transport processing is waited;Common liquid waste processing route includes the hydrolysis acidification pool being linked in sequence, jet-flow aeration Pond and multi-medium filtering pond, special liquid waste processing route include the secondary settling tank being in parallel and secondary oxidation pond.Jet aeration tanks are set There is jet aerator;Exchanger resin filter, electrodialysis filter and reverse osmosis filter are equipped in multi-medium filtering pond.Hydrolysis Acidification pool is used cooperatively hydrolytic reagent.Secondary oxidation pond is connected with hydrolysis acidification pool, secondary settling tank and flocculation basin, secondary oxidation pond phase Even, multi-medium filtering pond is connected with secondary settling tank.
Embodiment 2
Medical liquid waste processing includes the following steps,
Step 1, waste liquid pass through mechanical grid pond, clinical waste is filtered, clinical waste such as syringe, gloves, mask etc. with Filtering elevating mechanism leaves mechanical grid pond;Waste liquid enters anaerobic pond, in anaerobic pond pass through denitrifying bacterium, Methane producing bacteria, Anaerobic ammonia oxidizing bacteria and polyP bacteria act on 2 ~ 3day, dispose the biological wastes such as tissue, cell liquid and a small amount of organic agent;By The waste liquid of microbiological treatment enters sterilizing pond and irradiates 3 ~ 5h under the ultraviolet light of 210 ~ 370nm, kills the pathogen such as virus, bacterium Enter flocculation basin later, 13kg flocculant is added into flocculation basin according to the speed of 1 ~ 1.4g/s, stands 24 ~ 48h, filters, Gu Body enters sludge concentration tank, and liquid enters contact-oxidation pool;
Step 2, solid in sludge concentration tank through pervaporation, drying, in contact-oxidation pool drying regime, into connecing Oxidation pond is touched, contact-oxidation pool separately carries out the catalytic oxidation of sludge and waste liquid by concentration, in contact-oxidation pool Ozone generator generates ozone, when handling sludge, under conditions of ozone concentration is 75% ~ 84%, aoxidizes 5 ~ 6h, when processing is useless When liquid, under conditions of ozone concentration is 75% ~ 78%, 2 ~ 3h is aoxidized;
Mud cake is made after entering plate compression after catalytic oxidation in step 3, sludge, and mud cake enters in mud cake outward transport pond Wait outward transport;The turbidity and pH value of Turbidity measurement mechanism and pH testing agency detection waste liquid, as turbidity >=3JTU, waste liquid enters Secondary settling tank;As turbidity<3JTU, when pH value>=5.2, waste liquid enters secondary oxidation pond;As turbidity < 3JTU, pH < 5.2, waste liquid into Enter hydrolysis acidification pool;
Step 4, the waste liquid into secondary settling tank stand 36 ~ 48h in secondary settling tank, and filtering, solid enters flocculation basin and enters dirt Mud handles route, and liquid enters secondary oxidation pond;Waste liquid into secondary oxidation pond passes through ozone concentration in secondary oxidation pond Under conditions of 32% ~ 48%, enter hydrolysis acidification pool after aoxidizing 2 ~ 3h;
Step 5, waste liquid enter in hydrolysis acidification pool, and 7kg hydrolysis is added into flocculation basin according to the speed of 0.3 ~ 0.7g/s Agent, after 5 ~ 8h of acidification hydrolization;Through jet aeration tanks, 18 ~ 20h of jet-flow aeration under conditions of reflux ratio is 0.6:1 finally passes through Multi-medium filtering pond is filtered by exchanger resin, and liquid discharges after electrodialysis filtering and osmosis filtration, and solid enters secondary settling tank Enter Treatment of Sludge route by flocculation basin, mud cake is made.
Embodiment 3
Flocculant is by 15 parts of polyaluminium chlorides of mass parts, 18 parts of polyacrylate, 8 parts of dimethyl carbonates, 5 parts of calcium carbonate, and 22 Part sodium tripolyphosphate, 14 parts of chitosans, 16 parts of sodium alginates, 10 parts of potassium dihydrogen phosphates and 4 parts of sulfuric acid monoesters compositions, it is useless to medical treatment The rate of deposition 61.1% of the chemical agents such as radiological agent, organic agent in liquid.
Embodiment 4
Flocculant is by 23 parts of polyaluminium chlorides of mass parts, 35 parts of polyacrylate, 12 parts of dimethyl carbonates, 12 parts of calcium carbonate, 28 parts of sodium tripolyphosphates, 26 parts of chitosans, 33 parts of sodium alginates, 14 parts of potassium dihydrogen phosphates and 9 parts of sulfuric acid monoester compositions, to medical treatment The rate of deposition 63.8% of the chemical agents such as radiological agent, organic agent in waste liquid.
Embodiment 5
Flocculant is by 21 parts of polyaluminium chlorides of mass parts, 18 parts of polyacrylate, 10 parts of dimethyl carbonates, 8 parts of calcium carbonate, and 23 Part sodium tripolyphosphate, 21 parts of chitosans, 32 parts of sodium alginates, 13 parts of potassium dihydrogen phosphates and 8 parts of sulfuric acid monoesters compositions, it is useless to medical treatment The rate of deposition 62.9% of the chemical agents such as radiological agent, organic agent in liquid.
Embodiment 6
Flocculant is by 17 parts of polyaluminium chlorides of mass parts, 27 parts of polyacrylate, 9 parts of dimethyl carbonates, 7 parts of calcium carbonate, and 26 Part sodium tripolyphosphate, 19 parts of chitosans, 30 parts of sodium alginates, 12 parts of potassium dihydrogen phosphates and 5 parts of sulfuric acid monoesters compositions, it is useless to medical treatment The rate of deposition 61.8% of the chemical agents such as radiological agent, organic agent in liquid.
Embodiment 7
Flocculant is by 21 parts of polyaluminium chlorides of mass parts, 32 parts of polyacrylate, 10 parts of dimethyl carbonates, 8 parts of calcium carbonate, and 23 Part sodium tripolyphosphate, 24 parts of chitosans, 31 parts of sodium alginates, 11 parts of potassium dihydrogen phosphates and 5 parts of sulfuric acid monoesters compositions, it is useless to medical treatment The rate of deposition 67.4% of the chemical agents such as radiological agent, organic agent in liquid.
Embodiment 8
Flocculant is by 16 parts of polyaluminium chlorides of mass parts, 19 parts of polyacrylate, 11 parts of dimethyl carbonates, 12 parts of calcium carbonate, 25 parts of sodium tripolyphosphates, 20 parts of chitosans, 17 parts of sodium alginates, 13 parts of potassium dihydrogen phosphates and 9 parts of sulfuric acid monoester compositions, to medical treatment The rate of deposition 66.2% of the chemical agents such as radiological agent, organic agent in waste liquid.
Embodiment 9
Flocculant is by 17 parts of polyaluminium chlorides of mass parts, 24 parts of polyacrylate, 8 parts of dimethyl carbonates, 9 parts of calcium carbonate, and 23 Part sodium tripolyphosphate, 19 parts of chitosans, 26 parts of sodium alginates, 12 parts of potassium dihydrogen phosphates and 7 parts of sulfuric acid monoesters compositions, it is useless to medical treatment The rate of deposition 63.7% of the chemical agents such as radiological agent, organic agent in liquid.
Embodiment 10
Flocculant is by 18 parts of polyaluminium chlorides of mass parts, 21 parts of polyacrylate, 9 parts of dimethyl carbonates, 5 parts of calcium carbonate, and 25 Part sodium tripolyphosphate, 25 parts of chitosans, 25 parts of sodium alginates, 10 parts of potassium dihydrogen phosphates and 5 parts of sulfuric acid monoesters compositions, it is useless to medical treatment The rate of deposition 62.8% of the chemical agents such as radiological agent, organic agent in liquid.
Embodiment 11
Hydrolytic reagent is by 34 parts of polytetrahydrofuran triols of mass parts, 17 parts of saturation hexabasic carboxylic acids, 10 parts of saturations, eight yuan of carboxylic acids, and 5 Part carbodiimides, 8 parts of siloxanes and 21 parts of neopelexes compositions, in medical waste liquid, by flocculant process Chemical residue agent removal rate be 84.9%.
Embodiment 12
Hydrolytic reagent is by 47 parts of polytetrahydrofuran triols of mass parts, 27 parts of saturation hexabasic carboxylic acids, 22 parts of saturations, eight yuan of carboxylic acids, and 9 Part carbodiimides, 13 parts of siloxanes and 38 parts of neopelexes compositions, in medical waste liquid, by flocculant process Chemical residue agent removal rate be 83.1%.
Embodiment 13
Hydrolytic reagent is by 41 parts of polytetrahydrofuran triols of mass parts, 19 parts of saturation hexabasic carboxylic acids, 21 parts of saturations, eight yuan of carboxylic acids, and 8 Part carbodiimides, 12 parts of siloxanes and 27 parts of neopelexes compositions, in medical waste liquid, by flocculant process Chemical residue agent removal rate be 82.0%.
Embodiment 14
Hydrolytic reagent is by 45 parts of polytetrahydrofuran triols of mass parts, 23 parts of saturation hexabasic carboxylic acids, 20 parts of saturations, eight yuan of carboxylic acids, and 6 Part carbodiimides, 9 parts of siloxanes and 26 parts of neopelexes compositions, in medical waste liquid, by flocculant process Chemical residue agent removal rate be 86.5%.
Embodiment 15
Hydrolytic reagent is by 36 parts of polytetrahydrofuran triols of mass parts, 19 parts of saturation hexabasic carboxylic acids, 15 parts of saturations, eight yuan of carboxylic acids, and 8 Part carbodiimides, 9 parts of siloxanes and 36 parts of neopelexes compositions, in medical waste liquid, by flocculant process Chemical residue agent removal rate be 83.9%.
Embodiment 16
Hydrolytic reagent is by 35 parts of polytetrahydrofuran triols of mass parts, 20 parts of saturation hexabasic carboxylic acids, 14 parts of saturations, eight yuan of carboxylic acids, and 8 Part carbodiimides, 9 parts of siloxanes and 27 parts of neopelexes compositions, in medical waste liquid, by flocculant process Chemical residue agent removal rate be 82.0%.
Embodiment 17
Hydrolytic reagent is by 43 parts of polytetrahydrofuran triols of mass parts, 22 parts of saturation hexabasic carboxylic acids, 18 parts of saturations, eight yuan of carboxylic acids, and 6 Part carbodiimides, 11 parts of siloxanes and 31 parts of neopelexes compositions, in medical waste liquid, by flocculant process Chemical residue agent removal rate be 87.2%.
Embodiment 18
Hydrolytic reagent is by 44 parts of polytetrahydrofuran triols of mass parts, 21 parts of saturation hexabasic carboxylic acids, 13 parts of saturations, eight yuan of carboxylic acids, and 7 Part carbodiimides, 10 parts of siloxanes and 35 parts of neopelexes compositions, in medical waste liquid, by flocculant process Chemical residue agent removal rate be 86.6%.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (9)

1. a kind of medical treatment liquid waste treatment system, it is characterised in that: including pre-processing route, the pretreatment route and classification route It is connected, the classification line of fall includes contact-oxidation pool, and the classification route is connected with waste processing route, and the waste handles route Including the Treatment of Sludge route being in parallel, common liquid waste processing route and special liquid waste processing route, the contact-oxidation pool with Common liquid waste processing route is connected with special liquid waste processing route, and the common liquid waste processing route includes the hydrolysis being linked in sequence Acidification pool, jet aeration tanks and multi-medium filtering pond, the special liquid waste processing route include the secondary settling tank being in parallel and secondary Oxidation pond, the hydrolysis acidification pool are used cooperatively hydrolytic reagent, the hydrolytic reagent by 34 ~ 47 parts of polytetrahydrofuran triols of mass parts, 17 ~ 27 parts of saturation hexabasic carboxylic acids, 10 ~ 22 parts of saturations, eight yuan of carboxylic acids, 5 ~ 9 parts of carbodiimides, 8 ~ 13 parts of siloxanes and 21 ~ 38 parts Neopelex composition.
2. a kind of medical liquid waste treatment system as described in claim 1, it is characterised in that: the pretreatment route includes sequence The mechanical grid pond of connection, anaerobic pond, sterilize pond and flocculation basin, and filtering elevating mechanism is equipped in the mechanical grid pond.
3. a kind of medical liquid waste treatment system as claimed in claim 2, it is characterised in that: include denitrification in the anaerobic pond Bacterium, Methane producing bacteria, anaerobic ammonia oxidizing bacteria and polyP bacteria, sterilizing are equipped with ultraviolet generator in pond, and the ultraviolet generator can produce Raw wavelength is 210 ~ 370nm;The flocculation basin is used cooperatively flocculant, the flocculant by 15 ~ 23 parts of polyaluminium chlorides of mass parts, 18 ~ 35 parts of polyacrylate, 8 ~ 12 parts of dimethyl carbonates, 5 ~ 12 parts of calcium carbonate, 22 ~ 28 parts of sodium tripolyphosphates, 14 ~ 26 parts of shells are poly- Sugar, 16 ~ 33 parts of sodium alginates, 10 ~ 14 parts of potassium dihydrogen phosphates and 4 ~ 9 parts of sulfuric acid monoester compositions.
4. a kind of medical liquid waste treatment system as claimed in claim 2 or claim 3, it is characterised in that: the flocculation basin and sludge are dense Contracting pond is connected, and the sludge concentration tank is connected by contact-oxidation pool with Treatment of Sludge route.
5. a kind of medical liquid waste treatment system as claimed in claim 4, it is characterised in that: be equipped in the contact-oxidation pool smelly Oxygen Generator, the contact-oxidation pool are equipped with filter mechanism, Turbidity measurement mechanism and pH testing agency.
6. a kind of medical liquid waste treatment system as claimed in claim 5, it is characterised in that: the Treatment of Sludge route includes suitable The plate compression pond of sequence connection and mud cake transport outward pond.
7. a kind of medical liquid waste treatment system as claimed in claim 6, it is characterised in that: the jet aeration tanks are equipped with jet stream Aerator;Exchanger resin filter, electrodialysis filter and reverse osmosis filter are equipped in the multi-medium filtering pond.
8. a kind of medical liquid waste treatment system as claimed in claim 7, it is characterised in that: the secondary oxidation pond and hydrolysis acid Change Chi Xianglian, the secondary settling tank and flocculation basin, secondary oxidation pond is connected, and the multi-medium filtering pond is connected with secondary settling tank.
9. a kind of medical liquid waste treatment system as claimed in claim 8, it is characterised in that: medical liquid waste processing includes following step Suddenly,
Step 1, waste liquid pass through mechanical grid pond, clinical waste are filtered, and clinical waste leaves mechanical grid with filtering elevating mechanism Lattice pond;Waste liquid enters anaerobic pond, and 2 ~ 3d of microbial action is passed through in anaerobic pond;Into sterilizing pond in the ultraviolet of 210 ~ 370nm 3 ~ 5h is irradiated under light, into flocculation basin, is added 13kg flocculant into flocculation basin according to the speed of 1 ~ 1.4g/s, standing 24 ~ 48h, filtering, solid enter sludge concentration tank, and liquid enters contact-oxidation pool;
Step 2, solid is in sludge concentration tank through pervaporation, drying, in contact-oxidation pool drying regime, into contact oxygen Change pond;Ozone generator generates ozone in contact-oxidation pool, under conditions of ozone concentration is 75% ~ 84%, aoxidizes 5 ~ 6h;
Step 3, after sludge enters plate compression after catalytic oxidation, mud cake outward transport;The turbidity and pH value for detecting waste liquid, when When turbidity >=3JTU, waste liquid enters secondary settling tank;As turbidity<3JTU, when pH value>=5.2, waste liquid enters secondary oxidation pond;Work as turbidity When < 3JTU, pH < 5.2, waste liquid enters hydrolysis acidification pool;
Step 4, waste liquid stand 36 ~ 48h in secondary settling tank, and filtering, solid enters flocculation basin and enters Treatment of Sludge route, liquid Into secondary oxidation pond;Under conditions of waste liquid is 32% ~ 48% by ozone concentration in secondary oxidation pond, enter after aoxidizing 2 ~ 3h Hydrolysis acidification pool;
Into in hydrolysis acidification pool hydrolytic reagent is added, after 5 ~ 8h of acidification hydrolization in step 5;Through jet aeration tanks, it is in reflux ratio 18 ~ 20h of jet-flow aeration under conditions of 0.6:1, finally by multi-medium filtering pond by exchanger resin filter, electrodialysis filtering with Liquid discharges after osmosis filtration, and solid enters secondary settling tank.
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