CN210150899U - Hospital domestic sewage treatment system - Google Patents
Hospital domestic sewage treatment system Download PDFInfo
- Publication number
- CN210150899U CN210150899U CN201920086177.6U CN201920086177U CN210150899U CN 210150899 U CN210150899 U CN 210150899U CN 201920086177 U CN201920086177 U CN 201920086177U CN 210150899 U CN210150899 U CN 210150899U
- Authority
- CN
- China
- Prior art keywords
- tank
- sedimentation
- sedimentation tank
- rear end
- sludge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a hospital domestic sewage treatment system, including the catch basin, the equalizing basin, the coagulating sedimentation tank, the anaerobism pond, the AO reaction tank, the second grade sedimentation tank, the disinfection pond, discharge tank and sludge impoundment, the catch basin front end links to each other with domestic sewage discharge pipeline, the catch basin rear end links to each other with the equalizing basin, the equalizing basin rear end links to each other with the coagulating sedimentation tank, the coagulating sedimentation tank rear end links to each other with the anaerobism pond, the anaerobism pond rear end links to each other with the AO reaction tank, the AO reaction tank rear end links to each other with the second grade sedimentation tank, the second grade sedimentation tank rear end links to each other with the disinfection pond, link to each other with the discharge tank behind the disinfection pond, the sewage after handling in the discharge tank can discharge to reach standard through the discharge pump, the sludge impoundment links to each other with coagulating sedimentation tank and second; the coagulating sedimentation tank adopts a grid structure, carries out multistage sedimentation treatment on sewage, and effectively removes fine particles in the sewage. The hospital sewage treatment system realizes high-efficiency purification treatment of sewage and ensures the quality of discharged water.
Description
Technical Field
The utility model relates to a domestic wastewater treatment technical field, concretely relates to hospital's domestic sewage treatment system.
Background
The hospital is dense in personnel, the source and the components of domestic wastewater used by patients with various diseases during hospitalization are complex, and if the domestic wastewater is directly discharged into urban sewer pipelines or environmental water bodies after certain chemical treatment only by a conventional wastewater treatment method, namely primary physical filtration treatment, the water bodies are polluted frequently, various diseases and infectious diseases are caused, and the health of people is seriously harmed.
Therefore, a hospital domestic sewage treatment system needs to be designed, so that the hospital domestic sewage can be efficiently purified, the quality of the discharged water is ensured, and the pollution to the environment is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem existing in the background technology, the utility model provides a hospital domestic sewage treatment system, structural design is reasonable, area is little, energy-concerving and environment-protective, can guarantee drainage quality of water to sewage high-efficient purification treatment.
In order to solve the problem, the utility model adopts the following technical scheme:
a hospital domestic sewage treatment system comprises a collecting tank, an adjusting tank, a coagulating sedimentation tank, an anaerobic tank, an A/O reaction tank, a secondary sedimentation tank, a disinfection tank, a discharge tank and a sludge tank, wherein the front end of the collecting tank is connected with a domestic sewage discharge pipeline, the rear end of the collecting tank is connected with the adjusting tank, the rear end of the adjusting tank is connected with the coagulating sedimentation tank, the rear end of the coagulating sedimentation tank is connected with the anaerobic tank, the rear end of the anaerobic tank is connected with the A/O reaction tank, the rear end of the A/O reaction tank is connected with the secondary sedimentation tank, the rear end of the secondary sedimentation tank is connected with the disinfection tank, the rear end of the disinfection tank is connected with the discharge tank, the sewage treated in the discharge tank can reach the discharge standard through a discharge pump, and the sludge tank is respectively connected with the coagulating sedimentation tank and the secondary sedimentation tank;
the inside of the coagulating sedimentation tank is divided into a primary sedimentation chamber, a secondary sedimentation chamber and a tertiary sedimentation chamber along the sewage flow direction by two clapboards, the heights of the two clapboards are all lower than the height of the side wall of the coagulating sedimentation tank, the height of the partition board positioned at the third-stage sedimentation tank is lower than that of the partition board positioned at the primary sedimentation chamber, sewage flows through the primary sedimentation tank, the secondary sedimentation tank and the third-stage sedimentation tank in sequence for multi-stage sedimentation treatment, the upper parts of the primary sedimentation chamber and the secondary sedimentation chamber are respectively connected with a dosing device, and the primary sedimentation tank and the secondary sedimentation tank are internally provided with stirring devices, the upper part of the primary sedimentation tank is connected with the adjusting tank through a lift pump, the bottom of the third-level sedimentation tank is provided with a sedimentation hopper, the bottom of the sedimentation hopper is connected with a sludge tank, and liquid on the upper part of the third-level sedimentation tank enters the anaerobic tank through a pipeline.
The improved sewage treatment device is characterized in that a coarse grating and two fine gratings are sequentially arranged in the water collecting tank along the sewage flow direction. The device is used for removing large solid impurities and suspended matters in sewage, preventing impurities from blocking a water pump, a valve and a pipeline and ensuring the normal operation of subsequent equipment.
The further improvement is that the A/O reaction tank comprises an anoxic tank and an aerobic tank, and fillers are arranged in the anoxic tank, the aerobic tank and the anaerobic tank. Through setting up the filler for adhere to a large amount of anaerobism or good oxygen microorganism, promote the biochemical treatment ability of whole system.
The further improvement is that a circulating pump is arranged in the aerobic tank and is connected with the anoxic tank. The sewage can be circularly treated in the anoxic tank and the aerobic tank through the circulating pump, so that the efficient purification treatment of the sewage is realized.
The further improvement is that the bottom of the adjusting tank and the aerobic tank are both provided with aeration devices. Set up aeration equipment in the equalizing basin and be used for preventing the impurity in the sewage from sinking in the bottom of the pool, can also get rid of partial organic pollutant simultaneously, alleviate follow-up processing load.
The further improvement is that a sedimentation hopper is arranged at the bottom of the secondary sedimentation tank, the bottom of the sedimentation hopper is connected with a sludge tank, and liquid at the upper part in the secondary sedimentation tank automatically flows into the disinfection tank. The secondary sedimentation tank is mainly used for removing fallen biological films and suspended matters carried after biochemical treatment.
The further improvement is that the disinfection tank is a chlorine dioxide disinfection tank, and the disinfection tank is connected with a chlorine dioxide generator positioned on one side of the disinfection tank. Chlorine dioxide is used as a sterilization medium in the chlorine dioxide generator, and has a virus sterilization effect more effective than that of ozone and liquid chlorine, and the chlorine dioxide is efficient, broad-spectrum, safe, rapid, multifunctional and long in duration.
The further improvement lies in that the sludge impoundment bottom sets up to leaking hopper-shaped, sludge impoundment one side is provided with the plate and frame filter press, and when the sludge amount reached the certain degree, the mud of sludge impoundment bottom promoted to the dehydration of plate and frame filter press, sludge impoundment upper portion liquid enters into the equalizing basin through the pipeline and further handles. The sludge settled at the bottom of the sludge tank is further dehydrated and is easy to transport and discharge, and the liquid at the upper part of the sedimentation tank returns to enter the regulating tank again, so that the total amount of microorganisms participating in biochemical reaction in the system is increased.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model adopts a mature and reliable treatment process, has both practicability and advancement, and is mainly practical and reliable, thereby ensuring that each water outlet index meets the discharge requirement;
(2) the structure has small volume, the occupied area is correspondingly reduced, and the capital construction cost is greatly saved;
(3) the sewage treatment process has no secondary pollution;
(4) the water treatment efficiency is high, the operation is stable, the water treatment device adapts to the change of water quality and water quantity, the operation energy consumption is low, and the operation cost for treating the unit sewage quantity is low.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a flow chart of the domestic sewage treatment system of traditional Chinese medicine;
FIG. 2 is an internal structure diagram of the coagulating sedimentation tank of the utility model;
wherein the specific reference numerals are as follows: the device comprises a primary settling chamber 1, a secondary settling chamber 2, a tertiary settling chamber 3, a partition plate 4, a dosing device 5, a stirring device 6 and a settling hopper 7.
Detailed Description
Referring to fig. 1, the utility model provides a hospital domestic sewage treatment system, mainly used carries out the integrated processing to hospital dining room oily waste water, ward domestic sewage and other special waste water of hospital. The hospital domestic sewage treatment system comprises a water collecting tank, an adjusting tank, a coagulating sedimentation tank, an anaerobic tank, an A/O reaction tank, a secondary sedimentation tank, a disinfection tank, a discharge tank and a sludge tank, wherein the front end of the water collecting tank is connected with a domestic sewage discharge pipeline, the rear end of the water collecting tank is connected with the adjusting tank, the rear end of the adjusting tank is connected with the coagulating sedimentation tank, the rear end of the coagulating sedimentation tank is connected with the anaerobic tank, the rear end of the anaerobic tank is connected with the A/O reaction tank, the rear end of the A/O reaction tank is connected with the secondary sedimentation tank, the rear end of the secondary sedimentation tank is connected with the disinfection tank, the rear end of the disinfection tank is connected with the discharge tank, the sewage treated in the discharge tank can reach the discharge standard through a discharge pump, and the sludge tank is connected with the.
The coarse grating and the two fine gratings are sequentially arranged in the water collecting tank along the sewage water flow direction and used for removing large solid impurities and suspended matters in sewage, preventing impurities from blocking a water pump, a valve and a pipeline and ensuring the normal operation of subsequent equipment. All be equipped with aeration equipment in bottom and the good oxygen pond in the equalizing basin, aeration equipment is linked together with outside fan, and the equalizing basin mainly used is even quality of water and regulating pondage, sets up aeration equipment in the equalizing basin and is used for preventing that the impurity in the sewage from sinking in the bottom of the pool, can also get rid of partial organic pollutant simultaneously, alleviates follow-up processing load. The A/O reaction tank comprises an anoxic tank and an aerobic tank, wherein the anoxic tank, the aerobic tank and the anaerobic tank are all provided with fillers, and the fillers are used for attaching a large amount of anaerobic or aerobic microorganisms to improve the biochemical treatment capacity of the whole system; the anaerobic tank and the anoxic tank are mainly used for carrying out biochemical degradation on organic matters in the sewage and have the effects of denitrification and dephosphorization; the aerobic tank mainly utilizes aerobic bacteria to degrade organic matters, reduces the content of CODcr, BOD5 and the like in the sewage and achieves the aim of purifying the sewage; the aerobic tank is internally provided with a circulating pump which is connected with the anoxic tank, and sewage can be circularly treated in the anoxic tank and the aerobic tank through the circulating pump, so that the high-efficiency purification treatment of the sewage is realized. The bottom of the secondary sedimentation tank is provided with a sedimentation hopper 7, the bottom of the sedimentation hopper 7 is connected with a sludge tank, liquid on the upper part of the secondary sedimentation tank automatically flows into the disinfection tank, and the secondary sedimentation tank is mainly used for removing fallen biological membranes and suspended matters carried after biochemical treatment. The disinfection tank is a chlorine dioxide disinfection tank, the disinfection tank is connected with a chlorine dioxide generator positioned on one side of the disinfection tank, the chlorine dioxide generator takes chlorine dioxide as a sterilization medium, the virus disinfection effect of the chlorine dioxide is more effective than that of ozone and liquid chlorine, and the chlorine dioxide is efficient, broad-spectrum, safe, rapid, multifunctional and long in duration. The mud bottom of the pool sets up to leaking hopper-shaped, and mud pool one side is provided with plate and frame filter press, and when the sludge amount reached the certain degree, the mud of mud bottom of the pool promoted to the dehydration of plate and frame filter press, and mud top of the pool liquid entered into the equalizing basin through the pipeline and further handled, further dewaters the mud that subsides bottom of the pool, carries out outward transportation discharge easily, and the liquid on sedimentation tank upper portion returns once more and enters into the equalizing basin, has increased the microorganism gross of participating in biochemical reaction in the system.
Referring to fig. 2, the inside of the coagulation sedimentation tank is divided into a primary sedimentation chamber 1, a secondary sedimentation chamber 2 and a tertiary sedimentation chamber 3 by two partition plates 4 along the sewage flow direction, the height of each partition plate 4 is lower than that of the side wall of the coagulation sedimentation tank, the height of the partition board 4 positioned at the third-level sedimentation tank is lower than that of the partition board 4 positioned at the primary sedimentation tank 1, sewage flows through the primary sedimentation tank, the secondary sedimentation tank and the third-level sedimentation tank in sequence for multi-level sedimentation treatment, the upper parts of the primary sedimentation tank 1 and the secondary sedimentation tank 2 are respectively connected with a dosing device 5, and install agitating unit 6 in elementary sedimentation tank and the secondary sedimentation tank, elementary sedimentation tank upper portion passes through the elevator pump and connects the equalizing basin, and tertiary sedimentation tank bottom is equipped with sediment fill 7, and the sediment of sediment fill 7 bottom passes through the mud pump and pumps to the sludge impoundment, and tertiary sedimentation tank upper portion liquid passes through the pipeline and enters into in the anaerobism pond. The coagulating sedimentation tank adopts a grid structure, carries out multistage sedimentation treatment on sewage, effectively removes fine particles in the sewage, creates good conditions for subsequent biochemical treatment, realizes efficient purification treatment on the sewage, and ensures the quality of the discharged water.
The utility model adopts a mature and reliable treatment process, has both practicability and advancement, and is mainly practical and reliable, thereby ensuring that each water outlet index meets the discharge requirement; the structure has small volume, the occupied area is correspondingly reduced, and the capital construction cost is greatly saved; the sewage treatment process has no secondary pollution; the water treatment efficiency is high, the operation is stable, the water treatment device adapts to the change of water quality and water quantity, the operation energy consumption is low, and the operation cost for treating the unit sewage quantity is low.
It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.
Claims (8)
1. A hospital domestic sewage treatment system which is characterized by comprising a collecting tank, an adjusting tank, a coagulating sedimentation tank, an anaerobic tank, an A/O reaction tank, a secondary sedimentation tank, a disinfection tank, a discharge tank and a sludge tank, the front end of the water collecting tank is connected with a domestic sewage discharge pipeline, the rear end of the water collecting tank is connected with an adjusting tank, the rear end of the adjusting tank is connected with a coagulating sedimentation tank, the rear end of the coagulating sedimentation tank is connected with an anaerobic tank, the rear end of the anaerobic tank is connected with the A/O reaction tank, the rear end of the A/O reaction tank is connected with the secondary sedimentation tank, the rear end of the secondary sedimentation tank is connected with the disinfection tank, the rear end of the disinfection tank is connected with the discharge tank, the sewage treated in the discharge tank can be discharged after reaching the standard through a discharge pump, and the sludge tank is respectively connected with the coagulating sedimentation tank and the secondary sedimentation tank;
the inside of the coagulating sedimentation tank is divided into a primary sedimentation chamber, a secondary sedimentation chamber and a tertiary sedimentation chamber along the sewage flow direction by two clapboards, the heights of the two clapboards are all lower than the height of the side wall of the coagulating sedimentation tank, the height of the partition board positioned at the third-stage sedimentation tank is lower than that of the partition board positioned at the primary sedimentation chamber, sewage flows through the primary sedimentation tank, the secondary sedimentation tank and the third-stage sedimentation tank in sequence for multi-stage sedimentation treatment, the upper parts of the primary sedimentation chamber and the secondary sedimentation chamber are respectively connected with a dosing device, and the primary sedimentation tank and the secondary sedimentation tank are internally provided with stirring devices, the upper part of the primary sedimentation tank is connected with the adjusting tank through a lift pump, the bottom of the third-level sedimentation tank is provided with a sedimentation hopper, the bottom of the sedimentation hopper is connected with a sludge tank, and liquid on the upper part of the third-level sedimentation tank enters the anaerobic tank through a pipeline.
2. The hospital domestic sewage treatment system according to claim 1, wherein a coarse grid and two fine grids are sequentially arranged in the water collection tank along the sewage flow direction.
3. The hospital domestic sewage treatment system according to claim 1, wherein said a/O reaction tank comprises an anoxic tank and an aerobic tank, and wherein a filler is disposed in each of said anoxic tank, said aerobic tank and said anaerobic tank.
4. The hospital domestic sewage treatment system according to claim 3, wherein a circulation pump is provided in said aerobic tank, said circulation pump being connected to said anoxic tank.
5. The hospital domestic sewage treatment system according to claim 3, wherein aeration devices are provided in both the bottom of said conditioning tank and said aerobic tank.
6. The hospital domestic sewage treatment system according to claim 1, wherein a sedimentation hopper is arranged at the bottom of the secondary sedimentation tank, the bottom of the sedimentation hopper is connected with a sludge tank, and liquid at the upper part in the secondary sedimentation tank automatically flows into the disinfection tank.
7. The hospital domestic sewage treatment system according to claim 1, wherein said disinfection tank is a chlorine dioxide disinfection tank, said disinfection tank being connected to a chlorine dioxide generator located at one side of the disinfection tank.
8. The hospital domestic sewage treatment system according to claim 1, wherein the bottom of the sludge tank is funnel-shaped, a plate-and-frame filter press is arranged on one side of the sludge tank, when the amount of sludge reaches a certain degree, the sludge at the bottom of the sludge tank is lifted to the plate-and-frame filter press for dehydration, and the liquid at the upper part of the sludge tank enters the regulating tank through a pipeline for further treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920086177.6U CN210150899U (en) | 2019-01-18 | 2019-01-18 | Hospital domestic sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920086177.6U CN210150899U (en) | 2019-01-18 | 2019-01-18 | Hospital domestic sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210150899U true CN210150899U (en) | 2020-03-17 |
Family
ID=69754492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920086177.6U Active CN210150899U (en) | 2019-01-18 | 2019-01-18 | Hospital domestic sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210150899U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115385525A (en) * | 2022-08-24 | 2022-11-25 | 中建八局第三建设有限公司 | Maintainable assembled comprehensive epidemic sewage treatment equipment and construction method thereof |
| CN115448570A (en) * | 2022-09-13 | 2022-12-09 | 温州市环境发展有限公司 | Fly ash leachate sludge treatment system |
-
2019
- 2019-01-18 CN CN201920086177.6U patent/CN210150899U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115385525A (en) * | 2022-08-24 | 2022-11-25 | 中建八局第三建设有限公司 | Maintainable assembled comprehensive epidemic sewage treatment equipment and construction method thereof |
| CN115448570A (en) * | 2022-09-13 | 2022-12-09 | 温州市环境发展有限公司 | Fly ash leachate sludge treatment system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101708917B (en) | Device and method for integrally processing garbage percolate | |
| CN104176886A (en) | Micro power MBR sewage treatment device and method | |
| CN210150899U (en) | Hospital domestic sewage treatment system | |
| CN108178438A (en) | A kind of rural domestic sewage treatment system and purification method | |
| CN211111596U (en) | Overground integrated sewage treatment equipment | |
| CN215627425U (en) | New rural domestic sewage treatment system based on MBR membrane reactor | |
| Awuah et al. | Performance evaluation of the UASB sewage treatment plant at James Town (Mudor), Accra | |
| CN110845078B (en) | Adjustable integrated garbage transfer station leachate treatment system and process | |
| CN204999766U (en) | MBR integration equipment | |
| CN113912248A (en) | Composite process treatment system suitable for rural domestic sewage | |
| CN210367341U (en) | Sewage treatment system | |
| CN209065678U (en) | A kind of leachate in garbage transfer station processing Integration Equipment | |
| CN208700837U (en) | A kind of recovery processing structure for sewage | |
| CN209178176U (en) | A kind of high concentration return flow device | |
| CN112408720A (en) | Garbage penetrating fluid treatment system | |
| CN201713414U (en) | Integral decentralized wastewater treatment equipment | |
| CN2568641Y (en) | Sleeve type sewage treatment appts. | |
| CN109292980A (en) | A kind of adjustable multistage AO-MBBR process spent water processing unit of series and method | |
| CN213141745U (en) | Sludge circulation decrement system | |
| CN218403872U (en) | Hydrolysis-alternating AO sewage advanced treatment unit | |
| CN215799039U (en) | Transfer station waste water treatment equipment | |
| CN109095725A (en) | A kind of leachate in garbage transfer station processing Integration Equipment | |
| CN109354337A (en) | A kind of culturing wastewater processing system | |
| CN217535592U (en) | Multifunctional combined pump room | |
| CN217996989U (en) | Rubbish transfer station presses leachate processing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |