CN213865828U - A device for hospital's waste water treatment - Google Patents
A device for hospital's waste water treatment Download PDFInfo
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- CN213865828U CN213865828U CN202022489186.5U CN202022489186U CN213865828U CN 213865828 U CN213865828 U CN 213865828U CN 202022489186 U CN202022489186 U CN 202022489186U CN 213865828 U CN213865828 U CN 213865828U
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Abstract
The utility model discloses a device for hospital's waste water treatment relates to waste water treatment technical field, specifically is a device for hospital's waste water treatment, including septic tank, grid well. This a device for hospital's waste water treatment, through the septic tank, the grid well, the equalizing basin, the biological integration of AO handles the case, the disinfection pond, the cooperation of Pasteur metering tank is used, with sewage preliminary treatment, the materialization is handled, biochemical treatment and disinfection are handled and are organically combined, can adapt to the medical sewage and the domestic water of handling middle-size and small-size hospital, the device impact load resistance ability and the solid SS ability of hydrolysising are strong, nitrogen and phosphorus removal efficiency is high, area is little, the working costs is low, the treatment effect is stable, the system buries formula waste water treatment device for ground, need not to occupy the surface area, the earth's surface can regard as afforestation or square ground, need not to consider heating heat preservation, high adaptability, and the construction cost is low, the practicality of this a device for hospital's waste water treatment has been improved.
Description
Technical Field
The utility model relates to a waste water treatment technical field specifically is a device for hospital's waste water treatment.
Background
The hospital sewage contains a large amount of pathogenic microorganisms, toxic and harmful physical and chemical pollutants (including organic pollutants represented by Chemical Oxygen Demand (COD) and Biological Oxygen Demand (BOD)) and radioactive pollutants and the like, has the characteristics of space pollution, acute infection, latent infection and the like, and is required to be discharged up to the standard according to the technical specification of hospital sewage treatment engineering issued by the national environmental protection department so as to prevent the pollution to the environment.
At present, large hospitals are generally constructed in a capital manner and are specially designed to collect medical sewage and carry out unified purification treatment, but the construction cost of the sewage treatment station is high, some small and medium-sized hospitals cannot build the sewage treatment station, if the sewage in the hospitals is directly discharged to a municipal sewage system, the harm to the environment is great, and the harmonious life of people around is influenced, so that a device for treating the waste water in the hospitals is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to the not enough of prior art, the utility model provides a device for hospital's waste water treatment has solved the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a device for hospital wastewater treatment comprises a septic tank, a grid well, an adjusting tank, an A/O (anaerobic/oxic) biological integrated treatment tank, a disinfection tank and a pasteurization tank, wherein a water outlet of the septic tank is communicated with a water inlet of the grid well, a water outlet of the grid well is communicated with a water inlet of the adjusting tank, a water outlet of the adjusting tank is communicated with a water inlet of the A/O biological integrated treatment tank, a water outlet of the A/O biological integrated treatment tank is communicated with a water inlet of the disinfection tank, a water outlet of the disinfection tank is communicated with the pasteurization tank, an inner cavity of the A/O biological integrated treatment tank is sequentially provided with a hydrolysis acidification tank, a contact oxidation tank, a sedimentation tank and a clear water tank from left to right, an inner cavity of the hydrolysis acidification tank is provided with hydrolysis elastic three-dimensional filler, the contact oxidation elastic three-dimensional filler is arranged inside the contact oxidation tank, the contact oxidation pond is internally provided with a nitrifying liquid reflux pump, and the inner cavity of the sedimentation tank is provided with a sludge reflux pump.
Optionally, the top of the hydrolysis acidification tank, the contact oxidation tank, the sedimentation tank and the clean water tank are respectively provided with an integrated maintenance manhole.
Optionally, the inner cavity of the adjusting tank is provided with an adjusting tank lift pump.
Optionally, the inner cavity of the contact oxidation pond is provided with nitrifying liquid.
Optionally, a stirrer is arranged in the middle of the disinfection tank.
Optionally, one side of the septic tank is provided with a water inlet hole, and a septic tank maintenance manhole is arranged at the top of the septic tank.
Optionally, an artificial grating is arranged in the inner cavity of the grating well.
The utility model provides a device for hospital's effluent treatment possesses following beneficial effect:
1. this a device for hospital's waste water treatment, through the septic tank, the grid well, the equalizing basin, the biological integration of AO handles the case, the disinfection pond, the cooperation of Pasteur metering tank is used, with sewage preliminary treatment, the materialization is handled, biochemical treatment and disinfection are handled and are organically combined, can adapt to the medical sewage and the domestic water of handling middle-size and small-size hospital, the device impact load resistance ability and the solid SS ability of hydrolysising are strong, nitrogen and phosphorus removal efficiency is high, area is little, the working costs is low, the treatment effect is stable, the system buries formula waste water treatment device for ground, need not to occupy the surface area, the earth's surface can regard as afforestation or square ground, need not to consider heating heat preservation, high adaptability, and the construction cost is low, the practicality of this a device for hospital's waste water treatment has been improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a water inlet hole; 2. a septic tank; 3. a septic tank maintenance manhole; 4. a grid well; 5. an artificial grid; 6. a regulating tank; 7. a conditioning tank lift pump; 8. a hydrolysis acidification pool; 9. hydrolyzing the elastic three-dimensional filler; 10. a contact oxidation pond; 11. a nitrifying liquid reflux pump; 12. oxidizing the elastic three-dimensional filler; 13. a sedimentation tank; 14. a sludge reflux pump; 15. a clean water tank; 16. an integrated maintenance manhole; 17. a disinfection tank; 18. a blender; 19. a pasteurisation tank; 20. an A/O biological integrated treatment box.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1, the present invention provides a technical solution: a device for treating hospital wastewater comprises a septic tank 2, a grid well 4, an adjusting tank 6, an A/O biological integrated treatment tank 20, a disinfection tank 17 and a pasteurization tank 19, wherein the outlet of the pasteurization tank 19 is the water outlet of the whole system, the water outlet of the septic tank 2 is communicated with the water inlet of the grid well 4, the water outlet of the grid well 4 is communicated with the water inlet of the adjusting tank 6, the water outlet of the adjusting tank 6 is communicated with the water inlet of the A/O biological integrated treatment tank 20, the water outlet of the A/O biological integrated treatment tank 20 is communicated with the water inlet of the disinfection tank 17, the water outlet of the disinfection tank 17 is communicated with the pasteurization tank 19, a hydrolysis acidification tank 8, a contact oxidation tank 10, a sedimentation tank 13 and a clean water tank 15 are sequentially arranged in the inner cavity of the A/O biological integrated treatment tank 20 from left to right, hydrolysis elastic three-dimensional fillers 9 are arranged in the inner cavity of the hydrolysis acidification tank 8, heterotrophic bacteria in a hydrolysis acidification tank 8 hydrolyze soluble organic matters in sewage into organic acid, so that macromolecular organic matters are decomposed into small molecular organic matters, insoluble organic matters are converted into soluble organic matters, pollutants such as protein, fat and the like are aminated, oxidation elastic three-dimensional fillers 12 are arranged in a contact oxidation tank 10, a nitrifying liquid reflux pump 11 is arranged in the contact oxidation tank 10, a sludge reflux pump 14 is arranged in an inner cavity of a sedimentation tank 13, the hydrolysis acidification tank 8, the contact oxidation tank 10, the sedimentation tank 13 and the top of a clean water tank 15 are respectively provided with an integrated maintenance manhole 16, an aeration fan is used for carrying out aeration and oxygenation in the contact oxidation tank 10 through an aeration pipeline, the tops of the hydrolysis acidification tank 8, the contact oxidation tank 10, the sedimentation tank 13 and the clean water tank 15 are respectively provided with an integrated maintenance manhole 16 for later maintenance and overhaul, an adjusting tank lifting pump 7 is arranged in an inner cavity of an adjusting tank 6, in order to prevent suspended solid organic matter from being decomposed into soluble organic matter and causing COD in the wastewaterCr、BOD5The concentration is increased, an adjusting tank 6 is arranged at the rear end of the grid well 4, the sewage is homogenized and equalized in the adjusting tank 6 and then lifted to the inner cavity of a hydrolysis acidification tank 8 through an adjusting tank lifting pump 7, the inner cavity of a contact oxidation tank 10 is provided with nitrifying liquid, and the contact oxidation tank 10Aerobic microorganisms and nitrifying bacteria exist in the water, wherein the aerobic microorganisms decompose organic substances into CO2And H2O, under the condition of sufficient oxygen supply, NH is generated by the nitrification of nitrifying bacteria3Oxidation of-N to NO3 -Returning to the inner cavity of the hydrolysis acidification tank 8 through a nitrifying liquid reflux pump 11, and under the anoxic condition, carrying out denitrification on the heterotrophic bacteria to remove NO3 -The reduction is molecular nitrogen, the middle part of disinfection pond 17 is provided with mixer 18, utilize disinfection pond 17 to carry out chlorine piece disinfection and sterilization processing, carry out fine stirring through mixer 18 simultaneously and fuse, one side of septic tank 2 is provided with into water hole 1, septic tank maintenance manhole 3 has been seted up at the top of septic tank 2, the import of septic tank 2 is the water hole 1 of intaking of whole system, the inner chamber of grid well 4 is provided with artifical grid 5, waste residue in the sewage is got rid of through 5 intercepts of artifical grid, wastepaper, solid suspended solid such as fibre.
To sum up, when the device for treating the hospital wastewater is used, all reaction devices are connected in sequence through pipelines, medical wastewater and domestic water are collected and then enter a septic tank 2 through a water inlet hole 1, sedimentation and anaerobic fermentation are carried out in the septic tank 2, an artificial grating 5 pretreatment device is arranged in the inner cavity of a grating well 4, an adjusting tank lifting pump 7 is arranged in an adjusting tank 6 to lift the wastewater to a hydrolysis acidification tank 8, a hydrolysis elastic three-dimensional filler 9 is arranged in the hydrolysis acidification tank 8, an oxidation elastic three-dimensional filler 12 is arranged in a contact oxidation tank 10, an aeration fan is used for carrying out oxygenation into the contact oxidation tank 10 through an aeration pipeline, nitrifying liquid in the contact oxidation tank 10 returns to the hydrolysis acidification tank 8 through a nitrifying liquid reflux pump 11, activated sludge generated in a reaction tank body returns to the hydrolysis acidification tank 8 through a sludge reflux pump 14 in a sedimentation tank 13, and effluent of an A/O biological integrated treatment tank 20 enters a disinfection tank 17 for chlorine sheet disinfection and sterilization, stirring and fusing are carried out through a stirrer 18, and the treated water body automatically flows into a discharge channel in a Pasteur measuring tank 19 to be discharged.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a device for hospital's waste water treatment, includes septic tank (2), grid well (4), equalizing basin (6), biological integration treatment case (20) of AO, disinfection pond (17), pasteurization metering tank (19), its characterized in that: the water inlet intercommunication of the delivery port of septic tank (2) and grid well (4), the delivery port of grid well (4) is linked together with the water inlet of equalizing basin (6), the delivery port of equalizing basin (6) and the water inlet intercommunication of the biological integration processing case of AO (20), the delivery port of the biological integration processing case of AO (20) and the water inlet intercommunication of disinfection pond (17), the delivery port and the pasteurism measuring tank (19) of disinfection pond (17) are linked together, the inner chamber of the biological integration processing case of AO (20) has set gradually hydrolytic acidification pond (8), contact oxidation pond (10), sedimentation tank (13), clear water pond (15) from left to right, the inner chamber of hydrolytic acidification pond (8) is provided with the three-dimensional filler of elasticity (9), the inside of contact oxidation pond (10) sets up the three-dimensional filler of oxidation elasticity (12), the contact oxidation pond (10) is internally provided with a nitrifying liquid reflux pump (11), and the inner cavity of the sedimentation pond (13) is provided with a sludge reflux pump (14).
2. An apparatus for hospital waste water treatment according to claim 1, characterized in that: and the tops of the hydrolysis acidification tank (8), the contact oxidation tank (10), the sedimentation tank (13) and the clean water tank (15) are respectively provided with an integrated maintenance manhole (16).
3. An apparatus for hospital waste water treatment according to claim 1, characterized in that: and an inner cavity of the adjusting tank (6) is provided with an adjusting tank lifting pump (7).
4. An apparatus for hospital waste water treatment according to claim 1, characterized in that: the inner cavity of the contact oxidation tank (10) is provided with nitrifying liquid.
5. An apparatus for hospital waste water treatment according to claim 1, characterized in that: a stirrer (18) is arranged in the middle of the disinfection tank (17).
6. An apparatus for hospital waste water treatment according to claim 1, characterized in that: one side of the septic tank (2) is provided with a water inlet hole (1), and the top of the septic tank (2) is provided with a septic tank maintenance manhole (3).
7. An apparatus for hospital waste water treatment according to claim 1, characterized in that: an artificial grating (5) is arranged in the inner cavity of the grating well (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022489186.5U CN213865828U (en) | 2020-11-02 | 2020-11-02 | A device for hospital's waste water treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022489186.5U CN213865828U (en) | 2020-11-02 | 2020-11-02 | A device for hospital's waste water treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213865828U true CN213865828U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022489186.5U Active CN213865828U (en) | 2020-11-02 | 2020-11-02 | A device for hospital's waste water treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213865828U (en) |
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2020
- 2020-11-02 CN CN202022489186.5U patent/CN213865828U/en active Active
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