CN207193069U - A kind of efficient hospital sewage disposal system - Google Patents
A kind of efficient hospital sewage disposal system Download PDFInfo
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- CN207193069U CN207193069U CN201721190360.8U CN201721190360U CN207193069U CN 207193069 U CN207193069 U CN 207193069U CN 201721190360 U CN201721190360 U CN 201721190360U CN 207193069 U CN207193069 U CN 207193069U
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Abstract
The utility model discloses a kind of efficient hospital sewage disposal system, including：Outpatient Building sewage conduct, the first septic tank, the first grid pond, hydrolyzing regulation pond, electrocoagulation device, oil interceptor, sump, combined air flotation machine, hydrolysis acidification pool, one-level contact-oxidation pool, two-stage biological contact oxidation pond, swash plate horizontal sedimentation tank, antisepsis contact tank, dechlorination pond and the floss hole being sequentially connected；And inpatient department's sewage conduct, the second septic tank, the second grid pond, collecting-tank and the hydrolyzing regulation pond being sequentially connected；Combined stuffing is filled with the hydrolyzing regulation pond, biomembrane is attached with filler；The one-level contact-oxidation pool, two-stage biological contact oxidation pond are attached with easy-to-keep biological activity flora built with biological adsorption filler on the biological adsorption filler；The one-level contact-oxidation pool and two-stage biological contact oxidation pond are connected with jet aerator；Described antisepsis contact tank is connected with chlorine dioxide generator.The utility model uses " hydrolysis+two stage biological catalytic oxidation " handling process, realizes sewage degraded fully, thoroughly, good purification, efficiency high, has the advantages that management is convenient, floor space is small.
Description
Technical field
It the utility model is related to technical field of sewage, more particularly to a kind of efficient hospital sewage disposal system.
Background technology
The outstanding feature of hospital sewage discharge is that peak period is obvious, and morning outpatient service peak is various viruses, germ, parasite
Deng pollutant emission peak period.Inpatient department afternoon 18:00-20:It is inpatient department's sewage discharge peak period when 00.Sewage discharge is small
Hourly variation factor（The ratio between peak period hour discharge capacity and hourly average displacement）Between generally 2.0 ~ 2.5.
Hospital sewage source and complicated component, containing pathogenic microbes, poisonous, harmful physical chemistry pollutant and put
Radioactive pollution etc., there is the features such as space-pollution, acute infection and latent infection.Contained major pollutants in hospital sewage
For：Pathogen（Parasitic ovum, pathogen, virus etc.）, organic matter, floating and suspension, radioactive pollutant etc..Without effective
Processing can turn into the important channel of an epidemic disease diffusion and serious pollution environment.
The major pollutants factor of hospital sewage is close with sanitary sewage, good biodegradability.The sewage of hospital's discharge is special
Different property is containing a large amount of germs, virus, therefore, for Hospital Sewage Treatment, it is necessary to considers sterilization subsequent treatment this respect
Factor.
Utility model content
The purpose of this utility model is：For above-mentioned problem, there is provided a kind of efficient hospital sewage disposal system,
With hospital sewage effect is good, floor space is small, multistep treatment purification, the thorough spy such as nontoxic, buried of stable, sterilization
Point.
The utility model to achieve the above object, using following technical scheme：
A kind of efficient hospital sewage disposal system, including：
The Outpatient Building sewage conduct that is sequentially connected, the first septic tank, the first grid pond, hydrolyzing regulation pond, electrocoagulation device, every
Oil sump, sump, combined air flotation machine, hydrolysis acidification pool, one-level contact-oxidation pool, two-stage biological contact oxidation pond, swash plate advection sedimentation
Pond, antisepsis contact tank, dechlorination pond and floss hole；
And inpatient department's sewage conduct, the second septic tank, the second grid pond, collecting-tank and the hydrolysis being sequentially connected are adjusted
Save pond；
Combined stuffing is filled with the hydrolyzing regulation pond, biomembrane is attached with filler；
The one-level contact-oxidation pool, two-stage biological contact oxidation pond are built with biological adsorption filler, the biological adsorption filler
On be attached with easy-to-keep biological activity flora；
The one-level contact-oxidation pool and two-stage biological contact oxidation pond are connected with jet aerator；Described antisepsis contact tank with
Chlorine dioxide generator is connected.
Preferably, first grid pond, include anyhow intersecting twice grid in the second grid pond, twice grid
Parameter is respectively e=10mm, e=5mm；Wherein, e is the net gap of grizzly bar.
Preferably, two cut-up type blow-down pumps built in the collecting-tank.
Preferably, inclined plate packing is installed in the swash plate horizontal sedimentation tank.
Preferably, it is provided with air mixer in the antisepsis contact tank.
Preferably, the dechlorination pond uses Na2S2O3As antichlor.
Preferably, in addition to sludge concentration tank, sludge dewatering equipment；The swash plate horizontal sedimentation tank, oil interceptor, combined air flotation
Machine is connected with sludge concentration tank.
The beneficial effects of the utility model are：
1st, using " hydrolysis+two stage biological catalytic oxidation " handling process.By hydrolysis acidification, sewage is through preaeration, sewage
In the filled upper attachment of organic matter a large amount of biomembrane absorption degradations, it is organic that insoluble organic matter is resolved into resolvability
Thing, larger molecular organicses are decomposed into small organic molecule, improve the biodegradability of sewage；By bio-contact oxidation, using one
Kind is efficient, is easily managed, the biomembrance process that resistance to overload shock power is strong, and the sewage being oxygenated through aerating system is flowed through with certain speed
Filler, in the presence of biofilm microorganisms, sewage is further purified.Using two-stage catalytic oxidation, realize that sewage is degraded
Fully, thoroughly, good purification, efficiency high, have the advantages that management is convenient, floor space is small；
2nd, designed using swash plate horizontal sedimentation tank, inclined plate packing is set up in horizontal sedimentation tank, there is relatively low surface water
Power load and longer hydraulic detention time, improve deposition efficiency, it is ensured that the suspension qualified discharge of water outlet；
And then the utility model can reach Different hospital according to different influent qualities by different handling process
It is required that processing standard, there is treatment effeciency height, low cost, stable, management is convenient, it is up to standard for a long time etc. excellent to ensure water outlet
Point.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment.
Reference：11st, sewage conduct；12nd, the first septic tank；13rd, the first grid pond；14th, collecting-tank；15th, hydrolysis is adjusted
Save pond；21st, Outpatient Building sewage conduct；22nd, the second septic tank；23rd, the second grid pond；31st, electrocoagulation device；32nd, oil interceptor；33、
Sump；34th, combined air flotation machine；35th, hydrolysis acidification pool；41st, one-level contact-oxidation pool；42nd, two-stage biological contact oxidation pond；43rd, penetrate
Flow aerator；51st, swash plate horizontal sedimentation tank；61st, antisepsis contact tank；62nd, chlorine dioxide generator；71st, dechlorination pond；81st, discharge
Mouthful；91st, sludge concentration tank；92nd, sludge dewatering equipment.
Embodiment
To describe technology contents of the present utility model, construction feature, the objects and the effects in detail, below in conjunction with specific
Embodiment simultaneously coordinates accompanying drawing to be explained in detail.
Referring to Fig. 1, the present embodiment provides a kind of hospital sewage disposal system, it is mainly to Outpatient Building sewage and Outpatient Building
Sewage is handled.
The sewage disposal system includes Outpatient Building sewage conduct 2111, the first septic tank 12, the first grid being sequentially connected
Pond 13, hydrolyzing regulation pond 15, electrocoagulation device 31, oil interceptor 32, sump 33, combined air flotation machine 34, hydrolysis acidification pool 35, one-level
Contact-oxidation pool 41, two-stage biological contact oxidation pond 42, swash plate horizontal sedimentation tank 51, antisepsis contact tank 61, dechlorination pond 71 and floss hole
81；Inpatient department's sewage conduct 11, the second septic tank 22, the second grid pond 23 and the collecting-tank 14 being sequentially connected；Collecting-tank 14 with
Hydrolyzing regulation pond 15 connects；And sludge concentration tank 91, sludge dewatering equipment 92；Swash plate horizontal sedimentation tank 51, oil interceptor 32, combination
Air floatation machine 34 is connected with sludge concentration tank 91.
Wherein, combined stuffing is filled with hydrolyzing regulation pond 15, combined stuffing is adhered to using intensive mounting means
There is biomembrane.Two crushing type sewage pumps are also equiped with hydrolyzing regulation pond 15, one primary, and one standby.And then water
Regulating reservoir 15 is solved by crushing type sewage pump by sewage lifting to one-level contactization pond.
Elevator pump is equally installed in collecting-tank 14, and then by elevator pump by sewage lifting to hydrolyzing regulation pond 15.
Dechlorination pond 71 uses Na2S2O3As antichlor.
Electrocoagulation device 31 produces a large amount of cations using soluble anode, and precipitation is condensed to colloid waste water.
Non- dissolved organic matter in waste water can be retained and progressively be changed into dissolved organic matter by hydrolysis acidification pool 35, and one
Be difficult to biodegradable macromolecular substances a bit and be converted into the small-molecule substance such as organic acid etc. for being easy to degraded so that waste water can
Biochemical and degradation speed increase substantially, in favor of follow-up Aerobic biological process.
Oil interceptor 32 is different with the proportion of water using suspension in waste water and reaches the purpose of separation.The construction of oil interceptor 32
Use flat flow, oily waste water enters the oil interceptor 32 that plane is rectangle by distribution channel, in the horizontal direction slowly flowing more,
Floatation surface on oil product in flowing, it is pushed in oil collecting pipe by oil collecting pipe or the Oil scraper for being arranged on pond face and is flowed into drain sump.Every
The heavy oil and other impurities to be precipitated in oil sump 32, is accumulated in sludge concentration tank 91.The waste water handled by oil removal then overflows
Flow into drainage ditch and be discharged to sump 33, carry out subsequent treatment.
Combined air flotation machine 34 mainly utilizes the micro air bubble in dissolved air water caused by air-dissolving apparatus, with the fine suspension in water
Particle is bonded together, and with air bubble buoyancy to the water surface, forms scum silica frost, is removed fine suspended particulate in water.
One-level contact-oxidation pool 41, two-stage biological contact oxidation pond 42 are connected with jet aerator 43, and are respectively arranged with both
Biological adsorption filler, easy-to-keep biological activity flora is attached with biological adsorption filler.
Antisepsis contact tank 61 is connected with chlorine dioxide generator 62, is provided with air mixer in it.
Swash plate horizontal sedimentation tank 51 is connected by reflux pump with hydrolyzing regulation pond 15 and septic tank, swash plate horizontal sedimentation tank 51
Inclined plate packing is installed in the common deep pond of advection.Designed using swash plate horizontal sedimentation tank 51, increased in horizontal sedimentation tank
If inclined plate packing, there is relatively low hydraulic surface loading and longer hydraulic detention time, improve deposition efficiency, it is ensured that water outlet
Suspension qualified discharge.
Include anyhow intersecting twice grid, the parameter point of twice grid in first grid pond 13, the second grid pond 23
Wei not e=10mm, e=5mm；Wherein, e is the net gap of grizzly bar.
Therefore, the operation principle of the present embodiment is：
Outpatient Building sewage enters septic tank by Outpatient Building sewage conduct 2111, through grid pond after being pre-processed by septic tank,
The progress of hydrolyzing regulation pond 15 runoff investigation, water quality homogenization are flowed into after retaining bulky grain floating object and debris, while enters water-filling
Acidification reaction is solved, insoluble organic matter is progressively resolved into resolvability organic matter, and long-chain organic pollution is cleared up into short
Chain organic matter.Inpatient department's sewage enters septic tank by inpatient department's sewage conduct 11, and grid pond is flowed into after septic tank pre-processes,
After retaining bulky grain floating object and debris, from collecting-tank 14 is flowed into, hydrolyzing regulation pond 15 is promoted to by elevator pump, hydrolyzed with flowing into
The Outpatient Building sewage mixing of regulating reservoir 15.Sewage in hydrolyzing regulation pond 15 is homogenized, after hydrolysis acidification, is promoted to by elevator pump
Electrocoagulation device 31 is condensed precipitation.Then waste water carries out oil processing by entering to oil interceptor 32, is deposited into sump afterwards
In 33.Particle is removed by combined air flotation machine 34 again afterwards, then acidifying is hydrolyzed by hydrolysis acidification pool 35 again.Then pass to
One-level contact-oxidation pool 41 and two-stage biological contact oxidation pond 42, the sewage for flowing into contact-oxidation pool fill in the aeration of jet aerator 43
Under oxygen, under the abundant microbiological oxidation decomposition that the biofilm surface through large area on biologic packing material adheres to, further drop
Solution is dissolved into short chain organic matter.Water through processing flows into swash plate horizontal sedimentation tank 51 and carries out separation of solid and liquid, removes and is remained in sewage
Suspension, the supernatant on upper strata flows into antisepsis contact tank 61, thrown by chlorine dioxide generator 62 to antisepsis contact tank 61
Add chlorine dioxide, carry out disinfection sterilizing, the clear liquid of sterilized sterilization treatment outflow, into dechlorination pond 71, and adds antichlor
Na2S2O3Dechlorination reaction is carried out, the water outlet after processing is through the qualified discharge of floss hole 81.
In addition, the sludge in swash plate horizontal sedimentation tank 51, oil interceptor 32 and combined air flotation machine 34, is all discharged into by pipeline
Carry out unified collection to sludge concentration tank 91, dewater treatment then carried out by sludge dewatering equipment 92, afterwards, by dry sludge by
Transport vehicle is transported.
Pass through above technical scheme：Using " hydrolysis+two stage biological catalytic oxidation " handling process.Hydrolysis acidification, sewage warp
Preaeration, a large amount of biomembrane absorption degradations of the filled upper attachment of organic matter in sewage, insoluble organic matter is resolved into can
Dissolved organic matter, larger molecular organicses are decomposed into small organic molecule, improve the biodegradability of sewage；Bio-contact oxidation,
It is a kind of efficiently, be easily managed, the biomembrance process that resistance to overload shock power is strong, through aerating system oxygenation sewage with certain speed stream
Through filler, in the presence of biofilm microorganisms, sewage is further purified.Using two-stage catalytic oxidation, realize that sewage drops
Solution fully, thoroughly, good purification, efficiency high, has the advantages that management is convenient, floor space is small.
In addition, what deserves to be explained is, the sewage treatment structure of the present embodiment is buried, is carried out after the earthing of ground green
Change.
Implement the front and rear hospital sewage pollutant concentration obtained below for specific design：
（1）Design sewage load
Design sewage load is 100m3/ d, hour transportation load 5.0m3/ h, day operation time are 20 hours.
（2）Hospital sewage concentration such as table 1-1.
（3）Water quality after processing
Discharge standard performs GB18466-2005《Discharge standard of water pollutants for medical organization》Processing standard, its is main
Water quality index reaches table 1-2 standards.
Table 1-2 discharge standards
Note：Antisepsis contact tank time of contact >=1h, sterilization pool outlet total residual chlorine 3-10mg/L.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent shapes or Structural Transformation made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in other
Related technical field, is similarly included in scope of patent protection of the present utility model.
Claims (7)
- A kind of 1. efficient hospital sewage disposal system, it is characterised in that including：Outpatient Building sewage conduct (21), the first septic tank (12), the first grid pond (13), the hydrolyzing regulation pond being sequentially connected (15), electrocoagulation device (31), oil interceptor (32), sump (33), combined air flotation machine (34), hydrolysis acidification pool (35), one-level connect Touch oxidation pond (41), two-stage biological contact oxidation pond (42), swash plate horizontal sedimentation tank (51), antisepsis contact tank (61), dechlorination pond (71) With floss hole (81)；And inpatient department's sewage conduct (11), the second septic tank (22), the second grid pond (23), the collecting-tank (14) being sequentially connected With the hydrolyzing regulation pond (15)；Combined stuffing is filled with the hydrolyzing regulation pond (15), biomembrane is attached with filler；The one-level contact-oxidation pool (41), two-stage biological contact oxidation pond (42) are built with biological adsorption filler, the biological adsorption Easy-to-keep biological activity flora is attached with filler；The one-level contact-oxidation pool (41) and two-stage biological contact oxidation pond (42) are connected with jet aerator (43)；Described sterilization Contact chamber (61) is connected with chlorine dioxide generator (62).
- A kind of 2. efficient hospital sewage disposal system according to claim 1, it is characterised in that first grid pond (13), include anyhow intersecting twice grid in the second grid pond (23), the parameter of twice grid be respectively e=10mm, e= 5mm；Wherein, e is the net gap of grizzly bar.
- 3. a kind of efficient hospital sewage disposal system according to claim 1, it is characterised in that in the collecting-tank (14) Put two cut-up type blow-down pumps.
- A kind of 4. efficient hospital sewage disposal system according to claim 1, it is characterised in that the swash plate advection sedimentation Inclined plate packing is installed in pond (51).
- A kind of 5. efficient hospital sewage disposal system according to claim 1, it is characterised in that the antisepsis contact tank (61) air mixer is provided with.
- 6. a kind of efficient hospital sewage disposal system according to claim 1, it is characterised in that the dechlorination pond (71) is adopted Use Na2S2O3As antichlor.
- 7. a kind of efficient hospital sewage disposal system according to claim 1, it is characterised in that also including sludge concentration tank (91), sludge dewatering equipment (92)；The swash plate horizontal sedimentation tank (51), oil interceptor (32), combined air flotation machine (34) are and sludge Concentration basin (91) connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721190360.8U CN207193069U (en) | 2017-09-18 | 2017-09-18 | A kind of efficient hospital sewage disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721190360.8U CN207193069U (en) | 2017-09-18 | 2017-09-18 | A kind of efficient hospital sewage disposal system |
Publications (1)
| Publication Number | Publication Date |
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| CN207193069U true CN207193069U (en) | 2018-04-06 |
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ID=61788269
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721190360.8U Expired - Fee Related CN207193069U (en) | 2017-09-18 | 2017-09-18 | A kind of efficient hospital sewage disposal system |
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| Country | Link |
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| CN (1) | CN207193069U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110642475A (en) * | 2019-10-29 | 2020-01-03 | 河北海天环保工程设备股份有限公司 | Hospital linen waste water treatment system and method |
| CN112390456A (en) * | 2019-08-13 | 2021-02-23 | 南京博知源环境科技有限公司 | Hospital sewage treatment system and method |
| CN112723670A (en) * | 2020-12-21 | 2021-04-30 | 广州博才环保技术有限公司 | Efficient medical wastewater treatment process and application method |
-
2017
- 2017-09-18 CN CN201721190360.8U patent/CN207193069U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112390456A (en) * | 2019-08-13 | 2021-02-23 | 南京博知源环境科技有限公司 | Hospital sewage treatment system and method |
| CN110642475A (en) * | 2019-10-29 | 2020-01-03 | 河北海天环保工程设备股份有限公司 | Hospital linen waste water treatment system and method |
| CN110642475B (en) * | 2019-10-29 | 2021-09-07 | 河北海天环保工程设备股份有限公司 | Hospital linen waste water treatment system and method |
| CN112723670A (en) * | 2020-12-21 | 2021-04-30 | 广州博才环保技术有限公司 | Efficient medical wastewater treatment process and application method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20210918 |