CN209493443U - A kind of hospital sewage circulation recycling system - Google Patents
A kind of hospital sewage circulation recycling system Download PDFInfo
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- CN209493443U CN209493443U CN201822033060.XU CN201822033060U CN209493443U CN 209493443 U CN209493443 U CN 209493443U CN 201822033060 U CN201822033060 U CN 201822033060U CN 209493443 U CN209493443 U CN 209493443U
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- tank
- recycling system
- pond
- hospital sewage
- circulation recycling
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- Treatment Of Water By Ion Exchange (AREA)
Abstract
The utility model discloses a kind of hospital sewage circulation recycling system, including being connect by gas sterilizing unit with the hydrolysis acidification pool by the top of the sequentially connected grid pond of pipeline, conditioning tank, flocculation basin, quartz filter, anaerobic pond, hydrolysis acidification pool, aerobic tank and sedimentation basin, the conditioning tank；The bottom of the sedimentation basin is connected with sludge concentration tank and methane-generating pit in turn by pipeline, and the side wall of the sludge concentration tank is connected by the first elevator pump conditioning tank；Supernatant outlet is provided on the side wall of the sedimentation basin, the supernatant outlet is connect with reverse osmosis unit, the reverse osmosis unit, which is provided with, produces water out and concentrated water outlet, the concentrated water outlet is connected by the second elevator pump with the anaerobic pond, and the production water out is connected with ion exchange adsorption resin column, neutralization pond and sterilization pool in turn；The sterilization pool is connected by ejector with ozone generator.The hospital sewage circulation recycling system, effluent quality can be up to state standards.
Description
Technical field
The utility model belongs to Progress in Technology of Hospital Wastewater Treatment field, and in particular to a kind of hospital sewage cycling and reutilization system
System.
Background technique
Hospital sewage source and complicated component containing pathogenic microbes, toxic, harmful physical chemistry pollutant and are put
Radioactive pollution etc. has many characteristics, such as space-pollution, acute infection and latent infection, can become an epidemic disease without being effectively treated
The important channel of diffusion and serious pollution environment.Hospital sewage is by pathogenic microbes such as excrement, infective bacterial and viruses
Pollution has infectiousness, can induce an illness or damage.The processes such as dental treatment, developing and printing and chemical examination generate sewage and contain
Heavy metal, disinfectant, organic solvent etc. partially have carcinogenic, teratogenesis or mutagenicity, are detrimental to health and have length to environment
It is remote to influence.Isotope therapy and diagnosis generate radioactive dirty water.Radioactive isotope generates radioactivity in decay process, in people
Cylinder accumulation and be detrimental to health.If the hospital sewage containing pathogenic microorganism is discharged directly into without disinfection treatment
Urban sewage pipeline or environment water often will cause the pollution of water body, cause various diseases and infectious disease, and harmful to human is strong
Health.
Present hospitals sewage be easy to cause pollution, causes secondary pollution, and part band is infectious, if without place
Reason, direct emission will cause serious environmental pollution, and can become a kind of new transmission approach.Therefore, it is necessary to cure
Treating stations are established in institute, and the comprehensive draining in entire institute is handled.
Utility model content
In view of the drawbacks of the prior art, the utility model provides a kind of hospital sewage circulation recycling system, can effectively go
Except the pollutant in hospital sewage.
A kind of hospital sewage circulation recycling system, including pass through the sequentially connected grid pond of pipeline, conditioning tank, flocculation
The top of pond, quartz filter, anaerobic pond, hydrolysis acidification pool, aerobic tank and sedimentation basin, the conditioning tank is sterilized by gas
Device is connect with the hydrolysis acidification pool；Anaerobic bacteria filler is filled in the anaerobic pond；The aerobic bottom of pond portion is provided with drum
Wind aerator；The bottom of the sedimentation basin is connected with sludge concentration tank and methane-generating pit, the sludge condensation in turn by pipeline
The side wall in pond is connected by the first elevator pump conditioning tank；Supernatant outlet, the supernatant are provided on the side wall of the sedimentation basin
Liquid outlet is connect by pipeline with reverse osmosis unit, and the reverse osmosis unit, which is provided with, produces water out and concentrated water outlet, described dense
Water out is connected by the second elevator pump with the anaerobic pond, and the production water out is connected with ion-exchange absorption in turn by pipeline
Attached resin column, neutralization pond and sterilization pool；The sterilization pool is connected by ejector with ozone generator.
Preferably, the aerobic tank includes sequentially connected first aerobic tank and the second aerobic tank.
Preferably, gas sterilizing unit is ultraviolet sterilization device.
Preferably, centrifugal filter device is provided in the sludge concentration tank.
Preferably, the model D001 of the ion exchange adsorption resin column.
Preferably, blender is provided in the sterilization pool and flocculation basin.
Preferably, the twice grid that setting is intersected in length and breadth in the grid pond, the grizzly bar gap of first of grid are 10mm,
The grizzly bar gap of second grid is 5mm.
Preferably, the reverse osmosis membrane in the reverse osmosis unit is the anti-of the model FORTILIFE XC70 of DOW company
Permeable membrane.
The advantages of the utility model:
Hospital sewage circulation recycling system provided by the utility model, the pernicious gas that conditioning tank generates is after sterilization
The progress of bio-degradation reactions is promoted to carry out biological treatment after sewage flocculation pretreatment, can effectively degrade into hydrolysis acidification pool
Organic pollutant therein, is then handled with reverse osmosis equipment again, and the concentrated water of reverse osmosis generation returns to anaerobic pond and given birth to again
Object processing, pollutant removal is thorough, and effluent quality can reach " Discharge standard of water pollutants for medical organization " (GB18466-2005)
In Comprehensive hospitals and other medical institutions' Sewage Water Emissions secondary standards.
Detailed description of the invention
The structural schematic diagram of Fig. 1 the utility model；
Wherein, 1- grid pond, 2- conditioning tank, 3- flocculation basin, 4- quartz filter, 5- anaerobic pond, 6- hydrolysis acidification pool,
7- aerobic tank, the first aerobic tank of 71-, the second aerobic tank of 72-, 8- sedimentation basin, 9- gas sterilizing unit, 10- sludge concentration tank,
11- methane-generating pit, the first elevator pump of 12-, 13- supernatant outlet, 14- reverse osmosis unit, 15- produce water out, and 16- concentrated water exports,
The second elevator pump of 17-, 18- ion exchange adsorption resin column, 19- neutralization pond, 20- sterilization pool, 21- ejector, 22- ozone occur
Device.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawing.
Embodiment 1
A kind of hospital sewage circulation recycling system, including pass through the sequentially connected grid pond 1 of pipeline, conditioning tank 2, flocculation
The top of pond 3, quartz filter 4, anaerobic pond 5, hydrolysis acidification pool 6, aerobic tank 7 and sedimentation basin 8, the conditioning tank 2 passes through
Gas sterilizing unit 9 is connect with the hydrolysis acidification pool 6；Anaerobic bacteria filler is filled in the anaerobic pond 5；The aerobic tank 7
Bottom is provided with blast aerator；The bottom of the sedimentation basin 8 is connected with sludge concentration tank 10 and biogas in turn by pipeline
The side wall in pond 11, the sludge concentration tank 10 is connected by 12 conditioning tank 2 of the first elevator pump；It is set on the side wall of the sedimentation basin 8
It is equipped with supernatant outlet 13, the supernatant outlet 13 is connect by pipeline with reverse osmosis unit 14, the reverse osmosis unit 14
It being provided with and produces water out 15 and concentrated water outlet 16, the concentrated water outlet 16 is connected by the second elevator pump 17 with the anaerobic pond 5,
The production water out 15 is connected with ion exchange adsorption resin column 18, neutralization pond 19 and sterilization pool 20 in turn by pipeline；It is described
Sterilization pool 20 is connected by ejector 21 with ozone generator 22；
Wherein, the aerobic tank 7 includes sequentially connected first aerobic tank 71 and the second aerobic tank 72；
Gas sterilizing unit 9 is ultraviolet sterilization device；
Centrifugal filter device is provided in the sludge concentration tank 10；
The model D001 of the ion exchange adsorption resin column 18；
Blender is provided in the sterilization pool 20 and flocculation basin 3；
The twice grid that setting is intersected in length and breadth in the grid pond 1, the grizzly bar gap of first of grid are 10mm, second
The grizzly bar gap of grid is 5mm；
Reverse osmosis membrane in the reverse osmosis unit 14 is the reverse osmosis of the model FORTILIFE XC70 of DOW company
Film.
Specific embodiment of the present utility model:
Hospital sewage, influent quality are as follows: COD:500 mg/L；BOD5: 300 mg/L；SS:280 mg/L；NH3- N:30
mg/L；Paracolon 5.0 × 108A/L；
The pollutant that larger particles are removed by grid pond 1, into conditioning tank 2, after regulating water quality and water, conditioning tank 2
The pernicious gas of generation is sterilized by gas sterilizing unit 9, and into hydrolysis acidification pool 6, the water outlet of conditioning tank 2 enters flocculation basin 3, is added
After entering flocculant, little particle and microbial flocculation are removed, further filtered by quartz sand, quartz filter 4 be discharged into
Enter anaerobic pond 5, clear up partial organic substances, reduces organic concentration；The water outlet of anaerobic pond 5 enters hydrolysis acidification pool 6, in anaerobic environment
In, realize denitrogenation；The water outlet of hydrolysis acidification pool 6 enters aerobic tank 7, and by adjusting aeration quantity, organic matter is further resolved into nothing
Machine object；It is handled by two-stage aerobic pond, can preferably degrade organic pollutant therein；Aerobic tank water outlet enters sedimentation basin 8, sinks
The supernatant generated behind shallow lake enters reverse osmosis equipment, the pure water generated after reverse osmosis equipment purification through production water out 15 enter from
Sub- exchange adsorption resin column 18, heavy metal ion adsorbed, the water slant acidity after the absorption of ion exchange adsorption resin column 18 needs
It to be neutralized by neutralization pond 19, subsequently into sterilization pool 20, open ozone generator 22 and ejector 21, killed by ozonization
After bacterium, discharge；16 discharge of concentrated water concentrated water outlet of reverse osmosis generation, is pumped into anaerobic pond 5 by the second elevator pump 17 and is given birth to again
Change processing；The precipitating that sedimentation basin 8 generates enters sludge concentration tank 10, and by the concentration of centrifugal filter device, concentration is generated
Water is pumped into conditioning tank 2 by the first elevator pump 12, and the sludge that generation is concentrated drains into methane-generating pit 11 and utilizes again；
Effluent quality: COD:60 mg/L；BOD5: 20 mg/L；SS:20 mg/L；NH3- N:15 mg/L；Paracolon
500/L.
Claims (8)
1. a kind of hospital sewage circulation recycling system, it is characterised in that: including by the sequentially connected grid pond of pipeline (1),
Conditioning tank (2), flocculation basin (3), quartz filter (4), anaerobic pond (5), hydrolysis acidification pool (6), aerobic tank (7) and sedimentation basin
(8), the top of the conditioning tank (2) is connect by gas sterilizing unit (9) with the hydrolysis acidification pool (6)；The anaerobic pond
(5) anaerobic bacteria filler is filled in；Aerobic tank (7) bottom is provided with blast aerator；The bottom of the sedimentation basin (8)
Sludge concentration tank (10) and methane-generating pit (11) are connected in turn by pipeline, and the side wall of the sludge concentration tank (10) passes through first
Elevator pump (12) conditioning tank (2) is connected；Supernatant outlet (13), the supernatant are provided on the side wall of the sedimentation basin (8)
Outlet (13) is connect by pipeline with reverse osmosis unit (14), and it is water out (15) and dense that the reverse osmosis unit (14) is provided with production
Water out (16), the concentrated water outlet (16) are connected by the second elevator pump (17) with the anaerobic pond (5), the production water out
(15) ion exchange adsorption resin column (18), neutralization pond (19) and sterilization pool (20) are connected in turn by pipeline；The disinfection
Pond (20) is connected by ejector (21) with ozone generator (22).
2. a kind of hospital sewage circulation recycling system according to claim 1, it is characterised in that: aerobic tank (7) packet
Include sequentially connected first aerobic tank (71) and the second aerobic tank (72).
3. a kind of hospital sewage circulation recycling system according to claim 1, it is characterised in that: gas sterilizing unit (9)
For ultraviolet sterilization device.
4. a kind of hospital sewage circulation recycling system according to claim 1, it is characterised in that: the sludge concentration tank
(10) centrifugal filter device is provided in.
5. a kind of hospital sewage circulation recycling system according to claim 1, it is characterised in that: the ion exchange adsorption
The model D001 of resin column (18).
6. a kind of hospital sewage circulation recycling system according to claim 1, it is characterised in that: the sterilization pool (20) and
Blender is provided in flocculation basin (3).
7. a kind of hospital sewage circulation recycling system according to claim 1, it is characterised in that: in the grid pond (1)
The twice grid intersected in length and breadth is set, and the grizzly bar gap of first of grid is 10mm, and the grizzly bar gap of second grid is 5mm.
8. a kind of hospital sewage circulation recycling system according to claim 1, it is characterised in that: the reverse osmosis unit
(14) reverse osmosis membrane in is the reverse osmosis membrane of the model FORTILIFE XC70 of DOW company.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822033060.XU CN209493443U (en) | 2018-12-05 | 2018-12-05 | A kind of hospital sewage circulation recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822033060.XU CN209493443U (en) | 2018-12-05 | 2018-12-05 | A kind of hospital sewage circulation recycling system |
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| Publication Number | Publication Date |
|---|---|
| CN209493443U true CN209493443U (en) | 2019-10-15 |
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ID=68152445
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| CN201822033060.XU Active CN209493443U (en) | 2018-12-05 | 2018-12-05 | A kind of hospital sewage circulation recycling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111268864A (en) * | 2020-03-07 | 2020-06-12 | 浙江津膜环境科技有限公司 | Hospital sewage treatment process containing highly pathogenic viruses |
-
2018
- 2018-12-05 CN CN201822033060.XU patent/CN209493443U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111268864A (en) * | 2020-03-07 | 2020-06-12 | 浙江津膜环境科技有限公司 | Hospital sewage treatment process containing highly pathogenic viruses |
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