CN207845429U - A kind of hospital sewage disposal system with pooling feature - Google Patents
A kind of hospital sewage disposal system with pooling feature Download PDFInfo
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- CN207845429U CN207845429U CN201721713229.5U CN201721713229U CN207845429U CN 207845429 U CN207845429 U CN 207845429U CN 201721713229 U CN201721713229 U CN 201721713229U CN 207845429 U CN207845429 U CN 207845429U
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Abstract
The utility model discloses a kind of hospital sewage disposal systems with pooling feature comprising：The secondary septic tank being attached by liquid line, regulating reservoir, hydrolysis acidification pool, contact-oxidation pool, sedimentation basin, sterilization pool, dechlorination pond, clear water reserviors and drainage well further include sludge drying pond and accident pool；The sludge outlet of sedimentation basin is connected to septic tank and sludge drying pond respectively；Liquid pump is installed, for the slurries in regulating reservoir to be pumped to hydrolysis acidification pool in regulating reservoir；Air inlet pipe one end of contact-oxidation pool is connected to swinging wind turbine, and the air inlet pipe other end is connect with the micro-hole aerator being arranged in contact-oxidation pool；Filler support is set in contact-oxidation pool, and aerobic filler is arranged on filler support；Sterilization pool connects disinfectant adding set；Dechlorination pond connects antichlor chemicals dosing plant, for adding antichlor into dechlorination pond.Sewage disposal system has regulating reservoir and accident pool, improves the buffer capacity of system, and sewage is avoided to be discharged without processing.
Description
Technical field
The utility model belongs to medical waste water processing technology field, dirty more particularly to a kind of hospital with pooling feature
Water treatment system.
Background technology
The sewage of hospital also contains chemical substance, radioactive wastewater and pathogen in addition to general sanitary sewage.Therefore, must
It could must discharge, the sewage that especially contagious wards such as hepatitis eject, can just be discharged after palpus is sterilized after treatment.Nothing
The hospital of centralized sewage disposal device, to infectious excrement, it is necessary to which individually disinfection keeps its innoxious.Common disinfectants have
Bleaching powder, liquid chlorine, sodium hypochlorite, ozone.For hospital sewage in processing procedure, the sludge of precipitation contains a large amount of bacterium, virus
And parasitic ovum, palpus sterilized (common white lime disinfection) or During High-Temperature Composting rear can be used as fertilizer.
Medical sewage have the special feature that be waste water water quality and quantity it is unstable, especially quantity of wastewater effluent, wherein peak flow
Amount is 1.5 times or more of average flow rate, and sewage discharge peak is at the morning 7~9, when afternoon 18~20, in 1 year, and summer waste water
Discharge capacity is maximum.Therefore a kind of sewage disposal system that buffer capacity is strong is needed.
Utility model content
The purpose of this utility model is to provide a kind of hospital sewage disposal system with pooling feature.
The technical solution that the utility model solves above-mentioned technical problem is as follows：At a kind of hospital sewage with pooling feature
Reason system comprising：Pass sequentially through septic tank, regulating reservoir, hydrolysis acidification pool, contact-oxidation pool that liquid line is attached,
Sedimentation basin, sterilization pool, dechlorination pond, clear water reserviors and drainage well further include sludge drying pond and accident pool；The sludge of the sedimentation basin
Outlet is connected to septic tank and sludge drying pond respectively；Filtering grid is arranged in the liquid outlet of the septic tank；In the regulating reservoir
Liquid pump is installed, for the slurries in regulating reservoir to be pumped to hydrolysis acidification pool；Air inlet pipe one end of the contact-oxidation pool is connected to
Swinging wind turbine, the air inlet pipe other end are connect with the micro-hole aerator being arranged in contact-oxidation pool；Setting in contact-oxidation pool
Filler support, aerobic filler are arranged on filler support；The sterilization pool connects disinfectant adding set, for into sterilization pool
Add disinfectant；The dechlorination pond connects antichlor chemicals dosing plant, for adding antichlor into dechlorination pond；The feed liquor of septic tank
Pipe includes feed liquor supervisor, the first feed liquor branch pipe and two branch pipe of feed liquor, and first feed liquor branch pipe one end is connected to feed liquor and is responsible for the other end
Be connected to septic tank, second feed liquor branch pipe one end be connected to feed liquor supervisor the other end be connected to accident pool, the first feed liquor branch pipe and second into
Regulating valve is set on liquid branch pipe.
The utility model has the hospital sewage disposal system of pooling feature as described above, further, the hydrolysis acid
Change and filler support is installed in pond, anaerobism filler is arranged on the filler support.
The utility model has the hospital sewage disposal system of pooling feature, further, the sedimentation basin as described above
For inclined-tube sedimentation tank, sludge hopper is set in the bottom of inclined-tube sedimentation tank.
The utility model has the hospital sewage disposal system of pooling feature as described above, and further, the sludge is dry
Change pond and connect disinfectant adding set, for adding disinfectant into sludge drying pond.
The hospital sewage disposal system with pooling feature further includes further foul smell to the utility model as described above
Adsorption tanks, foul smell adsorption tube is interior to fill foul smell adsorbent；The foul smell adsorption tanks connect the outlet of septic tank by gas piping
Mouthful.
The utility model has the beneficial effects that：Designed sewage disposal system has regulating reservoir and accident pool, works as sewage
It when amount fluctuates, is adjusted first by regulating reservoir, when the buffer capacity deficiency of regulating reservoir and then accident pool can be passed through
Sewage storage and adjusting are carried out, to improve the buffer capacity of system, sewage is avoided to be discharged without processing.Hospital excludes simultaneously
Sewage through with pooling feature hospital sewage disposal system processing after, meet《Discharge standard of water pollutants for medical organization》
（GB18466-2005）In discharge standard.
Description of the drawings
By being described in detail made by conjunction with the following drawings, the above-mentioned and/or otherwise advantage of the utility model will
It becoming more apparent upon and is easier to understand, these attached drawings are only schematical, are not intended to limit the utility model, wherein：
Fig. 1 is a kind of hospital sewage disposal system schematic diagram with pooling feature of embodiment；
Fig. 2 is supervisor and branch pipe arrangement schematic diagram in a kind of contact-oxidation pool of embodiment of the utility model；
Fig. 3 is a kind of supervisor's schematic diagram of embodiment of the utility model；
Fig. 4 is a kind of supervisor's schematic cross-section of embodiment of the utility model.
In attached drawing, parts list represented by the reference numerals are as follows：
1, septic tank, 2, hydrolysis acidification pool, 3, contact-oxidation pool, 4, sedimentation basin, 5, sterilization pool, 6, dechlorination pond, 7, clear water
Pond, 8, drainage well, 9, sludge drying pond, 10, swinging wind turbine, 11, connect disinfectant adding set, 12, antichlor chemicals dosing plant,
13, regulating reservoir, 14, accident pool, 15, feed liquor supervisor, the 16, first feed liquor branch pipe, the 17, second feed liquor branch pipe, 31, supervisor, 32, small
Head end, 33, stub end, 34, branch pipe, 35, supervisor's regulating valve, 36, branch pipe regulating valve, 37, micro-hole aerator.
Specific implementation mode
Hereinafter, the reality of the hospital sewage disposal system with pooling feature of the utility model is described with reference to the accompanying drawings
Apply example.
The attached drawing of this specification is schematic diagram, aids in illustrating the design of the utility model, it is schematically indicated each section
Shape and its correlation.It note that the structure of each component for the ease of clearly showing the utility model embodiment, respectively
It is not drawn according to identical ratio between attached drawing.Identical reference marker is for indicating identical part.
Fig. 1 shows a kind of hospital sewage disposal system with pooling feature of embodiment of the utility model comprising：
Pass sequentially through the septic tank 1 that liquid line is attached, regulating reservoir 13, hydrolysis acidification pool 2, contact-oxidation pool 3, heavy
Shallow lake pond 4, sterilization pool 5, dechlorination pond 6, clear water reserviors 7 and drainage well 8 include additionally sludge drying pond 9 and accident pool 14；
The sludge outlet of sedimentation basin 4 is connected to septic tank 1 and sludge drying pond 9 respectively；
Filtering grid is arranged in the liquid outlet of septic tank 1；Septic tank carries out anaerobic pretreatment to waste water, removes partial organic substances
And germ.Grid is arranged in Chi Neichukouchu, for intercepting the suspended matter in sewage, such as polybag.
Liquid pump is installed, for the slurries in regulating reservoir to be pumped to hydrolysis acidification pool 2 in regulating reservoir 13；Regulating reservoir homogeneous is equal
Stream mitigates the burden of subsequent processing structures.Due to the periodicity of draining and the inhomogeneities of water quality, from it is each when water quality,
Water is different, and general peak flow is 2~8 times of average treatment amount, therefore, in order to ensure that the normal fortune of subsequent processing facility
Row and the effluent quality for reaching design, in order to save the gross investment of Sewage Disposal, while ensureing that sewage treatment facility can be just
Often, it steadily runs, one regulating reservoir of design adjusts water, the water quality of sewage.
Air inlet pipe one end connection swinging wind turbine 10 of contact-oxidation pool 3, the air inlet pipe other end is with setting in catalytic oxidation
Micro-hole aerator 37 in pond 3 connects；Filler support is set in contact-oxidation pool 3, and aerobic filler is arranged on filler support；It is raw
Object contact oxidation method has the advantages that volume load height, small accommodation area, power consumption is low, effluent quality is good and stablizes.It is filled out
Material selects large specific surface area, the semi soft packing that water distribution gas distribution ability is strong, mass transfer effect is good, overcomes soft-filler and honeycomb is filled out
Some drawbacks of material, improve biochemical treatment efficiency.Sewage is largely oxygenated in biochemistry pool, makes the dissolved oxygen in sewage in a short time
Reach saturation, to ensure the effect of biological treatment.
Sterilization pool 5 connects disinfectant adding set 11, for adding disinfectant into sterilization pool 5；Such as utilize hypochlorous acid
Sodium thimerosal destroys enzyme and protein in microbial body, achievees the purpose that inactivate microorganism.
Dechlorination pond 6 connects antichlor chemicals dosing plant 12, for adding antichlor into dechlorination pond 6.It is added in dechlorination pond
Antichlor carries out dechlorination processing, and total residual chlorine in water outlet is made to be less than 0.5mg/L.
Sludge drying pond 9 is used for sludge disinfection, and carries out nature desiccation.It is carried out disinfection, is disappeared to sludge using sodium hypochlorite
Sludge after poison carries out nature desiccation in pond.
The inlet tube of septic tank includes that feed liquor is responsible for the 15, first feed liquor branch pipe 16 and two branch pipe 17 of feed liquor, the first feed liquor
16 one end of branch pipe is connected to feed liquor and is responsible for 15 other ends connection septic tank 1, and it is another that 17 one end of the second feed liquor branch pipe is connected to feed liquor supervisor 15
One end is connected to accident pool 14, and regulating valve is arranged on the first feed liquor branch pipe 16 and the second feed liquor branch pipe 17.Sewage disposal system occurs
When accident or water fluctuate, medical waste water is temporarily stored.According to code requirement designed size not less than design water
30%, that is, it is not less than 30m3。
The hospital sewage disposal system operational process with pooling feature of above-described embodiment is：Sewage is introduced into septic tank
The adjusting for flowing into regulating reservoir progress water quality and quantity after Anaerobic Treatment after grid is handled, is then promoted to hydrolysis acidification through liquid pump
Pond.Waste water the pollutant of macromolecular chain interrupted by the effect of anaerobism, facultative aerobe in hydrolysis acidification pool be decomposed into it is degradable
Small molecule contaminants, to further increase Biodegradability of Wastewater, and mitigate the processing load of subsequent processing units.Be discharged into
Enter contact-oxidation pool and carry out biological oxidation, oxidation point is carried out to the effect of the labile organic compound in sewage using aerobic microbiological
The pollutant loads such as most COD and BOD of the solution to reduce waste water.Water outlet enters inclined-tube sedimentation tank, is separated by solid-liquid separation, on
Layer clear liquid enters sterilization pool processing, enters dechlorination pond, last qualified discharge afterwards, and partial sludge is back to septic tank, excess sludge
Into the disinfection of sludge drying pond and desiccation, then disposed by environmental impact assessment requirement.The sewage that hospital excludes is through above-described embodiment
After hospital sewage disposal system processing with pooling feature, meet《Discharge standard of water pollutants for medical organization》（GB18466-
2005）In discharge standard（Table 1）.
1 Discharge standard of water pollutants for medical organization of table
In a kind of preferred hospital sewage disposal system embodiment with pooling feature, installation in hydrolysis acidification pool 2
Filler support, anaerobism filler are arranged on filler support.Hydrolysis acidification pool provides denitrification work for improving wastewater biodegradability
Use environment.
In a kind of preferred hospital sewage disposal system embodiment with pooling feature, sedimentation basin 4 is tube settling
Sludge hopper is arranged in the bottom of inclined-tube sedimentation tank 4 in pond 4.The biomembrane that aging falls off during biochemical treatment is discharged by inclined-tube sedimentation tank
And a small amount of solid deposits are got off.Inclined-tube sedimentation tank utilizes shallow-layer principle, using different orientation flowing oblique tube sedimentation basin form, has and stops
Stay the time short, the advantages that deposition efficiency is high, small accommodation area, and maintenance workload is few.Inclined tube filler is used without deformation inclined tube filler,
Have many advantages, such as that resistance to deformation, service life are long.Since the object of precipitation is mainly SS, medium is in flowing shape in precipitation process
State, while deposition sloped tube surface smoother, therefore the blocking of inclined-tube sedimentation tank will not be caused, it ensure that the normal fortune of sedimentation basin
Row.
In a kind of preferred hospital sewage disposal system embodiment with pooling feature, the connection of sludge drying pond 9 disappears
Toxic agent adding set 11, for adding disinfectant into sludge drying pond 9.
Further include foul smell adsorption tanks in a kind of preferred hospital sewage disposal system embodiment with pooling feature,
Foul smell adsorbent is filled in foul smell adsorption tube；Foul smell adsorption tanks connect the gas outlet of septic tank 1 by gas piping.
In contact-oxidation pool 3, since air inlet pipe is connected to multiple branch pipes 34,34 end of branch pipe is connected to micro-hole aerator 37,
Leading to the 34 interior air-flow pressure bigger of branch pipe close to air inlet pipe, the aeration of corresponding micro-hole aerator 37 is efficient, and far from air inlet
The 34 interior air-flow pressure of branch pipe of pipe is smaller, and the aeration efficiency of corresponding micro-hole aerator 37 is low.To solve the above-mentioned problems, to above-mentioned
Contact-oxidation pool 3 in embodiment is improved：
As shown in Figure 2, Figure 3 and Figure 4, a kind of hospital sewage disposal system with pooling feature comprising：It passes sequentially through
It is septic tank 1 that liquid line is attached, hydrolysis acidification pool 2, contact-oxidation pool 3, sedimentation basin 4, sterilization pool 5, dechlorination pond 6, clear
Pond 7, drainage well 8 and sludge drying pond 9；The sludge outlet of sedimentation basin 4 is connected to septic tank 1 and sludge drying pond 9 respectively；Change
Filtering grid is arranged in the liquid outlet of manure pit 1；Air inlet pipe one end connection swinging wind turbine 10 of contact-oxidation pool 3, air inlet pipe is another
The micro-hole aerator 37 held and be arranged in contact-oxidation pool 3 connects；Filler support, aerobic filler are set in contact-oxidation pool 3
It is arranged on filler support；Sterilization pool 5 connects disinfectant adding set 11, for adding disinfectant into sterilization pool 5；Dechlorination pond
6 connection antichlor chemicals dosing plants 12, for adding antichlor into dechlorination pond 6.
Above-mentioned air inlet pipe includes supervisor 31 and branch pipe 34, and 31 connection swinging wind turbine 10 of supervisor, 34 one end of branch pipe is along master
The axial direction of pipe 31 is uniformly arranged and is connected to supervisor 31, and 34 other end of branch pipe is connected to micro-hole aerator 37；Above-mentioned supervisor 31
Diameter gradually changes from one end to the other end, that is, the one end being relatively large in diameter is stub end 33, and the smaller one end of diameter is small head end
32；Small head end 32 connects swinging wind turbine 10.
Airflow portion from swinging wind turbine 10 enters the branch pipe 34 close to wind turbine, and another part is in supervisor 31 to master
31 other end of pipe flows and enters corresponding branch pipe 34, and since supervisor 31 is far from wind turbine one end diameter bigger, airflow is more fast
Speed reduces pressure difference when air-flow enters different branch pipes 34, keeps 34 interior air-flow pressure of different branch pipes more uniform, and then micropore
The aeration of aerator 37 is more uniform, can improve the biological oxidation effect in base oxide pond.
Above-described embodiment can also be further improved, as shown in Fig. 2, the installation supervisor regulating valve 35 on supervisor 31,
Branch pipe regulating valve 36 is installed on branch pipe 34, passes through the more controllable adjusting supervisor 31 of supervisor's regulating valve 35 and branch pipe regulating valve 36
Air-flow size in interior air-flow total amount and each branch pipe 34 realizes the function of adjusting air inlet total amount and balance 34 air-flow of branch pipe.
Each technical characteristic of above-mentioned disclosure is not limited to disclosed and other feature combination, and those skilled in the art are also
Other combinations between each technical characteristic can be carried out according to the purpose of invention, be subject to the purpose for realizing the utility model.
Claims (5)
1. a kind of hospital sewage disposal system with pooling feature, which is characterized in that including：Pass sequentially through liquid line progress
Septic tank, regulating reservoir, hydrolysis acidification pool, contact-oxidation pool, sedimentation basin, sterilization pool, dechlorination pond, clear water reserviors and the discharge of connection
Well further includes sludge drying pond and accident pool；The sludge outlet of the sedimentation basin is connected to septic tank and sludge drying pond respectively；
Filtering grid is arranged in the liquid outlet of the septic tank；Liquid pump is installed, for pumping the slurries in regulating reservoir in the regulating reservoir
To hydrolysis acidification pool；Air inlet pipe one end of the contact-oxidation pool is connected to swinging wind turbine, and the air inlet pipe other end is connecing with setting
Touch the micro-hole aerator connection in oxidation pond；Filler support is set in contact-oxidation pool, and aerobic filler is arranged on filler support；
The sterilization pool connects disinfectant adding set, for adding disinfectant into sterilization pool；The dechlorination pond connection antichlor adds
Medicine device, for adding antichlor into dechlorination pond；The inlet tube of septic tank include feed liquor supervisor, the first feed liquor branch pipe and the into
Two branch pipe of liquid, first feed liquor branch pipe one end be connected to feed liquor supervisor the other end be connected to septic tank, second feed liquor branch pipe one end be connected into
Liquid is responsible for the other end and is connected to accident pool, and regulating valve is arranged on the first feed liquor branch pipe and the second feed liquor branch pipe.
2. the hospital sewage disposal system according to claim 1 with pooling feature, which is characterized in that the hydrolysis acid
Change and filler support is installed in pond, anaerobism filler is arranged on the filler support.
3. the hospital sewage disposal system according to claim 1 with pooling feature, which is characterized in that the sedimentation basin
For inclined-tube sedimentation tank, sludge hopper is set in the bottom of inclined-tube sedimentation tank.
4. the hospital sewage disposal system according to claim 1 with pooling feature, which is characterized in that the sludge is dry
Change pond and connect disinfectant adding set, for adding disinfectant into sludge drying pond.
5. the hospital sewage disposal system according to claim 1 with pooling feature, which is characterized in that further include foul smell
Adsorption tanks, foul smell adsorption tube is interior to fill foul smell adsorbent；The foul smell adsorption tanks connect the outlet of septic tank by gas piping
Mouthful.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721713229.5U CN207845429U (en) | 2017-12-11 | 2017-12-11 | A kind of hospital sewage disposal system with pooling feature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721713229.5U CN207845429U (en) | 2017-12-11 | 2017-12-11 | A kind of hospital sewage disposal system with pooling feature |
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| Publication Number | Publication Date |
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| CN207845429U true CN207845429U (en) | 2018-09-11 |
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ID=63423967
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| CN201721713229.5U Active CN207845429U (en) | 2017-12-11 | 2017-12-11 | A kind of hospital sewage disposal system with pooling feature |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110255854A (en) * | 2019-07-03 | 2019-09-20 | 湖南旺和环保实业有限公司 | A kind of hospital's method for sludge treatment |
| CN112028411A (en) * | 2020-09-24 | 2020-12-04 | 河南威尔森实业有限公司 | Automatic aeration sewage treatment device without fan |
| CN115583722A (en) * | 2022-08-29 | 2023-01-10 | 武汉华康世纪医疗股份有限公司 | Flocculation sludge poisoning treatment equipment suitable for medical waste water |
-
2017
- 2017-12-11 CN CN201721713229.5U patent/CN207845429U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110255854A (en) * | 2019-07-03 | 2019-09-20 | 湖南旺和环保实业有限公司 | A kind of hospital's method for sludge treatment |
| CN112028411A (en) * | 2020-09-24 | 2020-12-04 | 河南威尔森实业有限公司 | Automatic aeration sewage treatment device without fan |
| CN115583722A (en) * | 2022-08-29 | 2023-01-10 | 武汉华康世纪医疗股份有限公司 | Flocculation sludge poisoning treatment equipment suitable for medical waste water |
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