CN206705902U - Hospital Sewage Treatment integration apparatus - Google Patents
Hospital Sewage Treatment integration apparatus Download PDFInfo
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- CN206705902U CN206705902U CN201720323993.5U CN201720323993U CN206705902U CN 206705902 U CN206705902 U CN 206705902U CN 201720323993 U CN201720323993 U CN 201720323993U CN 206705902 U CN206705902 U CN 206705902U
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Abstract
The utility model discloses Hospital Sewage Treatment integration apparatus.The Hospital Sewage Treatment integration apparatus includes wastewater treatment module, exhaust-gas treatment module and Treatment of Sludge module, wastewater treatment module includes pretreatment unit, biological processing unit, precipitation unit and disinfect unit, pretreatment unit, biological processing unit, precipitation unit and disinfect unit be sequentially connected it is logical, pretreatment unit is provided with water inlet, water inlet connects immersible pump, water inlet is provided by immersible pump, disinfect unit and be provided with discharge outlet, discharge outlet communicated drainage pipe network, exhaust-gas treatment module includes the gas sampling unit and exhaust gas treatment unit being connected, gas sampling unit connects pretreatment unit and biological processing unit, Treatment of Sludge module connects precipitation unit.There is the equipment integral system that waste water, waste gas and sewage sludge solid are carried out to hospital sewage to handle, and eliminate the beneficial effect that harmful water body, gas and solid enter environment.
Description
Technical field
It the utility model is related to water treatment field, more particularly to Hospital Sewage Treatment integration apparatus.
Background technology
Hospital sewage water quality is complicated, and hospital sewage is mainly Synthetic Wardss sewage, contains substantial amounts of cause of disease in hospital sewage
Body, disinfectant, organic solvent, be also mingled with dense blood, tissue discarded object, medicine and detergent etc., at the same also containing substantial amounts of bacterium,
Parasitic ovum and other harmful substances.There are many deficiencies in Hospitals at Present method of wastewater treatment, most of hospital wastewater directly disappears
Poison discharge, a small number of handled through two stage biological sterilize again, and concentration of suspension is high after bilge well processing, and bacterium and virus are outstanding because being attached to
It is not easy to be sterilized agent inactivation in floating flco；Hospital wastewater carries out disinfection place when organic matter not yet removes or clearance is relatively low
Reason, not only Disinfection Effect is poor, also produces a large amount of accessory substances.
Utility model content
According to one side of the present utility model, there is provided Hospital Sewage Treatment integration apparatus, including wastewater treatment mould
Block, exhaust-gas treatment module and Treatment of Sludge module, it is single that wastewater treatment module includes pretreatment unit, biological processing unit, precipitation
Member and disinfect unit, pretreatment unit, biological processing unit, precipitation unit and disinfect unit be sequentially connected it is logical, in advance
Processing unit is provided with water inlet, water inlet connection immersible pump, intakes and is provided by immersible pump, disinfect unit and be provided with discharge outlet,
Discharge outlet communicated drainage pipe network, exhaust-gas treatment module include the gas sampling unit and exhaust gas treatment unit being connected, and waste gas is received
Collect unit connection pretreatment unit and biological processing unit, Treatment of Sludge module connection precipitation unit.
The hospital sewage treatment device is divided into wastewater treatment, exhaust-gas treatment, three modules of Treatment of Sludge, its advantage
It is：First, wastewater treatment module is using pretreatment unit, biological treatment system and disinfects the processing of unit three-stage, waste water
Drainage pipeline networks can be directly entered after three-stage is handled；Second, wastewater treatment module uses each workshop section's modularization, modularization side
Just processing assembling；Third, exhaust-gas treatment module is collected processing to waste gas, discharge standard, reduction pair are reached after gas treatment
The pollution of air；Fourth, Treatment of Sludge module is handled the solid collection in sewage, sludge is turned into regular specification shape, side
Just transport and further processing.
In some embodiments, pretreatment unit includes frame trough, and frame trough is provided with grid maker, and grid maker is provided with automatic
The rake teeth of rotation.Its advantage is：Frame trough and grid maker are set, hospital sewage is removed and has partial surgical residue
(tissue discarded object, gauze, cotton swab, infusion bag etc.) and other impurity, prevent the difficult degradations such as plastic sheeting or undegradable miscellaneous
Thing flows into subsequent module with sewage, causes the accidents such as water pump blocking to occur.
In some embodiments, pretreatment unit also includes regulating tank, regulating tank connection frame trough.Its advantage
It is：Regulating tank makes sewage change stable in certain numerical value, to reduce system loading, mitigates sewage to back segment processing system
Impact.
In some embodiments, biological processing unit includes anaerobism groove, and anaerobism groove inner homogeneous is disposed with some biologies
Filler, anaerobism trench bottom are provided with mixing pump.Its advantage is：Waste water is provided with biologic packing material even into anaerobism groove in groove,
Anaerobic bacteria is added in anaerobism groove, a part of strain is suspended in water, and another part strain fixed growth is given up on specific filler surface
Strain in water changes its property on the one hand by own metabolism by Organic substance in water molecular scission, on the one hand thin by bacterium
Born of the same parents' mucous membrane catches SS, and Organic substance in water is hydrolyzed into dissolved organic matter with bacterium itself enzyme, removes part COD, raising can give birth to
The property changed.
In some embodiments, biological processing unit includes catalytic oxidation groove, and fixed mount is provided with catalytic oxidation groove, Gu
Determine to be evenly arranged combined stuffing in frame, fixed mount is interwoven in length and breadth by steel wire rope, and combined stuffing above-below direction is uniformly fixed
On longitudinal steel wire rope.Its advantage is：Aerobic bacteria is added in oxygen groove is contacted, combined stuffing, aerobic bacteria are hung with groove
Filler surface is attached to, forms the agent structure of biomembrane, due to a large amount of growths of der Pilz, it is close to form a stereochemical structure
The biological net of collection, the sewage of the biological net is filtered through, effectively improves clean-up effect, the addition of combined stuffing improves into decades of times
The surface area of biology and waste water, therefore very big biomass can be provided in less pond, so as to greatly reduce biology
The volume of reaction tank.Contact oxygen groove and most of removal is carried out to the COD in waste water, while remove N, P of part.
In some embodiments, in addition to air-supply module, air-supply module include air blower, ajutage and aeration plate, exposed
Gas disk is uniformly distributed in the bottom of regulating tank and catalytic oxidation groove, and aeration plate is fixed on ajutage, ajutage connection air blower.Its
Beneficial effect is：Oxygenation stirring is carried out to waste water by aerating pipelines in regulating tank, required for can providing aerobic strain
Oxygen, and increase the probability that strain contacts with pollutant.
In some embodiments, disinfecting unit includes disinfection trough and chemicals feeder, and sterilization groove center is provided with mixer,
Chemicals feeder connects disinfection trough.Its advantage is：Contain substantial amounts of pathogen, bacterium, parasitic ovum, large intestine bar in hospital wastewater
The pollutants such as bacterium, chemicals feeder add disinfectant according to quantitative manner to disinfection trough, and disinfectant main component is active oxygen, in water
Nascent oxygen continuously can persistently be produced by chain reaction in body【O】And its serial free radical, pollution is killed in a manner of hydroxide
Thing, sewage after disinfecting is up to standard can be discharged into drainage pipeline networks.
In some embodiments, gas sampling unit includes air-introduced machine and connects pretreatment unit, biological processing unit
With the gas exhaust piping of Treatment of Sludge module three, exhaust gas treatment unit is arranged between air-introduced machine and gas exhaust piping.It is beneficial to effect
Fruit is：This equipment is total closed type equipment, and gas sampling pipeline is provided with the section for easily producing waste gas, will by air-introduced machine
Waste gas after gas sampling introduces emission-control equipment, the activated carbon granule of high allusion quotation value is provided with waste treatment equipment, to collecting
Waste gas afterwards carries out qualified discharge after adsorption treatment.
In some embodiments, precipitation unit is included into flow tube, enters flow tube and is arranged right below umbrella reflector plate, precipitation is single
First central lower is provided with the first sludge outlet, and the downflow weir of annular is additionally provided with above precipitation unit.
In some embodiments, Treatment of Sludge module includes sludge pump, sludge concentration tank, screw pump and dewaterer, dirty
Dredge pump, sludge concentration tank, screw pump and dewaterer are sequentially communicated, and sludge pump is provided with the first import and first outlet, the first import
Precipitation unit is connected, first outlet connection biological processing unit and sludge concentration tank, screw pump go out provided with the second import and second
Mouthful, sludge concentration tank bottom is provided with the second sludge outlet, second the second sludge outlet of inlet communication, second outlet connection dewaterer
With enter pretreatment unit, sludge concentration tank is additionally provided with refluxing opening, refluxing opening connection pretreatment unit.Its advantage is：Sludge
Sludge after precipitation is periodically evacuated to sludge concentration tank by pump, is concentrated in sludge concentration tank by Action of Gravity Field, sludge, on
Clear liquid is back to regulating tank, and the sludge after concentration is delivered to sludge dewatering equipment by screw pump and carries out dewater treatment, after dehydration
Mud cake is periodically transported outward.
Brief description of the drawings
Fig. 1 is the outward appearance schematic front view of the Hospital Sewage Treatment integration apparatus of the embodiment of the utility model one；
Fig. 2 is the section view and schematic flow sheet of the Hospital Sewage Treatment integration apparatus shown in Fig. 1；
Wastewater treatment module 1, pretreatment unit 101, water inlet 1011, frame trough 1012, regulating tank 1013, grid maker
1014, rake teeth 1015, biological processing unit 102, anaerobism groove 1021, catalytic oxidation groove 1022, biologic packing material 1023, mixing pump
1024, fixed mount 1025, combined stuffing 1026, precipitation unit 103 enters flow tube 1031, reflecting plate 1032, downflow weir 1033, and
One sludge outlet 1034, unit 104 is disinfected, discharge outlet 1041, disinfection trough 1042, mixer 1043, chemicals feeder 1044, is given up
Gas disposal module 2, gas sampling unit 201, air-introduced machine 2011, gas exhaust piping 2012, exhaust gas treatment unit 202, Treatment of Sludge
Module 3, sludge pump 301, the first import 3011, first outlet 3012, sludge concentration tank 302, refluxing opening 3021, the second sludge go out
Mouth 3022, screw pump 303, the second import 3031, second outlet 3032, dewaterer 304, module 4 of blowing, air blower 401, air-supply
Pipe 403, aeration plate 402, immersible pump 5.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 to Fig. 2 schematically shows the Hospital Sewage Treatment one according to a kind of embodiment of the present utility model
Change equipment.The Hospital Sewage Treatment integration apparatus includes wastewater treatment module 1, exhaust-gas treatment module 2 and Treatment of Sludge module 3,
Wastewater treatment module 1 includes pretreatment unit 101, biological processing unit 102, precipitation unit 103 and disinfects unit 104,
Pretreatment unit 101, biological processing unit 102, precipitation unit 103 and disinfect unit 104 and be sequentially connected logical, pretreatment is single
Member 101 is provided with water inlet 1011, and water inlet 1011 connects immersible pump 5, intakes and provided by immersible pump 5, disinfect unit 104 and set
There are discharge outlet 1041, the communicated drainage pipe network of discharge outlet 1041, exhaust-gas treatment module 2 includes the gas sampling unit 201 being connected
With exhaust gas treatment unit 202, gas sampling unit 201 connects pretreatment unit 101 and biological processing unit 102, Treatment of Sludge
Module 3 connects precipitation unit 103.
The hospital sewage treatment device is divided into wastewater treatment, exhaust-gas treatment, three modules of Treatment of Sludge, its advantage
It is：First, wastewater treatment module 1 is using pretreatment unit 101, biological treatment system 102 and disinfects the three-stage of unit 104
Processing, wastewater treatment can be discharged directly into drainage pipeline networks afterwards；Second, wastewater treatment module 1 uses modularization assembling, processing group
Dress is convenient；Third, exhaust-gas treatment module 2 is collected processing to waste gas, the waste gas after processing reaches discharge standard, reduces to big
The pollution of gas；Fourth, Treatment of Sludge module 3 is collected to the solid in sewage is processed into bulk, convenience in transport and further
Processing；Fifth, this device achieves that the integral system processing of waste water, waste gas and sewage sludge solid, elimination are carried out to hospital sewage
Harmful water body, gas, solid enter in environment.
Preferably, pretreatment unit 101 includes frame trough 1012, and frame trough 1012 is provided with grid maker 1014.The grid maker
1014 are provided with the rake teeth 1015 rotated automatically in 1012 tilted setting of frame trough, grid maker 1014.Set frame trough 1012 with
And grid maker 1014, remove hospital sewage have partial surgical residue (tissue discarded object, gauze, cotton swab, infusion bag etc.) and
Other impurity, prevent the difficult degradations such as plastic sheeting or undegradable debris from flowing into subsequent module with sewage, cause water pump to block
Occur etc. accident, the rake teeth 1015 rotated automatically by grid maker 1014 in frame trough 1012 is collected at recovery to discarded object
Reason.
Preferably, pretreatment unit 101 also includes regulating tank 1013, and regulating tank 1013 connects frame trough 1012.Regulating tank
1013 make sewage change stable in certain numerical value, to reduce system loading, mitigate impact of the sewage to back segment processing system.
Preferably, biological processing unit 102 includes anaerobism groove 1021, and the inner homogeneous of anaerobism groove 1021 is disposed with some biologies
Filler 1023, the bottom of anaerobism groove 1021 are provided with mixing pump 1024.Waste water is filled out even into anaerobism groove 1021 in groove provided with biology
Material 1023, adds anaerobic bacteria, a part of strain is suspended in water, and a part of strain fixed growth is in specific filler table in groove
Face, strain in waste water change its property, on the one hand by thin on the one hand by own metabolism by Organic substance in water molecular scission
Bacterium cell-adhesion catches SS, and Organic substance in water is hydrolyzed into dissolved organic matter with bacterium itself enzyme, part COD is removed, improves
Biodegradability.
Preferably, biological processing unit 102 includes catalytic oxidation groove 1022, and fixed mount is provided with catalytic oxidation groove 1022
1025, combined stuffing 1026 has been evenly arranged in fixed mount 1025.Fixed mount 1025 is interwoven in length and breadth by steel wire rope, combination
The above-below direction of filler 1026 is uniformly fixed on longitudinal steel wire rope.Aerobic bacteria is added in oxygen groove 1022 is contacted, group is hung with groove
Filler 1026 is closed, aerobic bacteria is attached to the surface of combined stuffing 1026, forms the agent structure of biomembrane, big due to der Pilz
Amount is grown, and forms the intensive biological net of a stereochemical structure, sewage is wherein by the way that similar " filtering " acts on, can be effectively
Clean-up effect is improved, the addition of combined stuffing improves the surface area of biology and waste water into decades of times, therefore in less pond
Very big biomass can be provided in appearance, so as to greatly reduce the volume of biological reaction pool, reduced investment outlay.Oxygen groove is contacted to waste water
In COD carry out most of removal, while remove N, P of part.
Preferably, in addition to air-supply module 4, air-supply module 4 include air blower 401, ajutage 403 and aeration plate 402, exposed
Gas disk 402 is uniformly distributed in the bottom of regulating tank 1013 and catalytic oxidation groove 1022, and aeration plate 402 is fixed on ajutage 403, sent
Airduct 403 connects air blower 401.The tunnel of aeration tube 402 carries out oxygenation stirring to waste water, there is provided the oxygen required for aerobic strain,
And increase the probability that strain contacts with pollutant.
Preferably, disinfecting unit 104 includes disinfection trough 1042 and chemicals feeder 1044, and the center of disinfection trough 1042 is provided with and stirred
Machine 1043 is mixed, chemicals feeder 1044 connects disinfection trough 1042.Contain substantial amounts of pathogen, bacterium, parasitic ovum, big in hospital wastewater
The pollutants such as enterobacteria, chemicals feeder 1044 add disinfectant according to a certain amount of mode to disinfection trough 1042, and disinfectant is main
Composition is active oxygen, and nascent oxygen continuously can be persistently produced by chain reaction in water body【O】And its serial free radical, with hydrogen
Mode of oxidizing kills the pollutants such as bacterium, parasitic ovum, Escherichia coli, water qualified discharge after treatment.
Preferably, gas sampling unit bag 201 includes air-introduced machine 2011 and connects pretreatment unit 101, biological processing unit
102 and the gas exhaust piping 2012 of the three of Treatment of Sludge module 3, exhaust gas treatment unit 202 be arranged at air-introduced machine 2011 and blast pipe
Between road 2012.This equipment is total closed type equipment, is provided with gas sampling pipeline in the section for easily producing waste gas, passes through air inducing
Waste gas after gas sampling is drawn middle exhaust gas treatment unit 202 by machine 2011, and the activity of high allusion quotation value is provided with exhaust gas treatment unit 202
Charcoal particle, qualified discharge after adsorption treatment is carried out to the waste gas after collection.
Preferably, precipitation unit 103 is included into flow tube 1031, enters flow tube 1031 and is arranged right below umbrella reflector plate 1032,
The central lower of precipitation unit 103 is provided with the first sludge outlet 1034, and the top of precipitation unit 103 is additionally provided with the downflow weir of annular
1033。
Preferably, Treatment of Sludge module 3 includes sludge pump 301, sludge concentration tank 302, screw pump 303 and dewaterer 304,
Sludge pump 301, sludge concentration tank 302, screw pump 303 and dewaterer 304 are sequentially communicated, and sludge pump 301 is provided with the first import
3011 and first outlet 3012, the first import 3011 connection precipitation unit 103, first outlet 3012 connects biological processing unit
102 and sludge concentration tank 302, screw pump 303 be provided with the second import 3031 and second outlet 3032, the bottom of sludge concentration tank 302
Provided with the second sludge outlet 3022, the second import 3031 connects the second sludge outlet 3022, and second outlet 3032 connects dewaterer
304 and water inlet 1011, sludge concentration tank 302 is additionally provided with refluxing opening 3021, and refluxing opening 3021 connects water inlet 1011 and waste gas
Processing unit 2.Sludge pump 301 is provided with the bottom of precipitation unit 103, the sludge after precipitation is periodically evacuated to sludge concentration tank 302,
By Action of Gravity Field in sludge concentration tank 302, sludge is concentrated, supernatant is back to regulating tank 1013, after concentration
Sludge is delivered to sludge dewatering equipment 304 by screw pump 303 and carries out dewater treatment, and the mud cake after dehydration is periodically transported outward.
Above-described is only some embodiments of the present utility model.For the person of ordinary skill of the art,
On the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these belong to this practicality
New protection domain.
Claims (10)
1. Hospital Sewage Treatment integration apparatus, it is characterised in that including wastewater treatment module (1), exhaust-gas treatment module (2) and
Treatment of Sludge module (3), the wastewater treatment module (1) include pretreatment unit (101), biological processing unit (102), precipitation
Unit (103) and unit (104) is disinfected, it is the pretreatment unit (101), the biological processing unit (102), described heavy
Shallow lake unit (103) and the unit (104) of disinfecting are sequentially connected logical, and the pretreatment unit (101) is provided with water inlet
(1011), water inlet (1011) the connection immersible pump (5), the unit (104) of disinfecting are provided with discharge outlet (1041), institute
State discharge outlet (1041) communicated drainage pipe network, the exhaust-gas treatment module (2) include the gas sampling unit (201) being connected and
Exhaust gas treatment unit (202), the gas sampling unit (201) connect the pretreatment unit (101) and the biological treatment
Unit (102), the Treatment of Sludge module (3) connect the precipitation unit (103).
2. Hospital Sewage Treatment integration apparatus according to claim 1, it is characterised in that the pretreatment unit
(101) frame trough (1012) is included, the frame trough (1012) is provided with grid maker (1014), and the grid maker (1014) is provided with certainly
The rake teeth (1015) of dynamic rotation.
3. Hospital Sewage Treatment integration apparatus according to claim 2, it is characterised in that the pretreatment unit
(101) regulating tank (1013) is also included, the regulating tank (1013) connects the frame trough (1012).
4. Hospital Sewage Treatment integration apparatus according to claim 1, it is characterised in that the biological processing unit
(102) anaerobism groove (1021) is included, anaerobism groove (1021) inner homogeneous is disposed with some biologic packing materials (1023), described to detest
Oxygen groove (1021) bottom is provided with mixing pump (1024).
5. Hospital Sewage Treatment integration apparatus according to claim 3, it is characterised in that the biological processing unit
(102) include catalytic oxidation groove (1022), fixed mount (1025), the fixed mount are provided with the catalytic oxidation groove (1022)
(1025) combined stuffing (1026) has been evenly arranged in.
6. Hospital Sewage Treatment integration apparatus according to claim 5, it is characterised in that also include air-supply module (4),
The air-supply module (4) includes air blower (401), ajutage (403) and aeration plate (402), and the aeration plate (402) is uniformly divided
The bottom of the regulating tank (1013) and the catalytic oxidation groove (1022) is distributed in, the aeration plate (402) is fixed on described send
Airduct (403), the ajutage (403) connect the air blower (401).
7. Hospital Sewage Treatment integration apparatus according to claim 1, it is characterised in that described to disinfect unit
(104) disinfection trough (1042) and chemicals feeder (1044) are included, disinfection trough (1042) center is provided with mixer (1043), described
Chemicals feeder (1044) connects the disinfection trough (1042).
8. Hospital Sewage Treatment integration apparatus according to claim 1, it is characterised in that the gas sampling unit
(201) include air-introduced machine (2011) and connect the pretreatment unit (101), the biological processing unit (102) and the dirt
The gas exhaust piping (2012) of mud processing module (3) three, the exhaust gas treatment unit (202) are arranged at the air-introduced machine (2011)
Between the gas exhaust piping (2012).
9. Hospital Sewage Treatment integration apparatus according to claim 1, it is characterised in that the precipitation unit (103)
Including entering flow tube (1031), it is described enter flow tube (1031) be arranged right below umbrella reflector plate (1032), the precipitation unit (103)
Central lower is provided with the first sludge outlet (1034), and the downflow weir (1033) of annular is additionally provided with above the precipitation unit (103).
10. Hospital Sewage Treatment integration apparatus according to claim 1, it is characterised in that the Treatment of Sludge module
(3) sludge pump (301), sludge concentration tank (302), screw pump (303) and dewaterer (304) are included, the sludge pump (301),
The sludge concentration tank (302), the screw pump (303) and the dewaterer (304) are sequentially communicated, the sludge pump (301)
Provided with the first import (3011) and first outlet (3012), first import (3011) connects the precipitation unit (103), institute
State first outlet (3012) and connect the biological processing unit (102) and the sludge concentration tank (302), the screw pump
(303) the second import (3031) and second outlet (3032) are provided with, sludge concentration tank (302) bottom goes out provided with the second sludge
Mouth (3022), second import (3031) connect second sludge outlet (3022), second outlet (3032) connection
The dewaterer (304) and the pretreatment unit (101), the sludge concentration tank (302) are additionally provided with refluxing opening (3021), institute
State refluxing opening (3021) and connect the pretreatment unit (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720323993.5U CN206705902U (en) | 2017-03-30 | 2017-03-30 | Hospital Sewage Treatment integration apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720323993.5U CN206705902U (en) | 2017-03-30 | 2017-03-30 | Hospital Sewage Treatment integration apparatus |
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| Publication Number | Publication Date |
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| CN206705902U true CN206705902U (en) | 2017-12-05 |
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ID=60467918
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| CN201720323993.5U Active CN206705902U (en) | 2017-03-30 | 2017-03-30 | Hospital Sewage Treatment integration apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106830566A (en) * | 2017-03-30 | 2017-06-13 | 苏州宏安环境科技有限公司 | Hospital Sewage Treatment integration apparatus |
| CN109399784A (en) * | 2018-11-27 | 2019-03-01 | 国红环保科技有限责任公司 | A kind of medical waste water processing unit worked continuously |
-
2017
- 2017-03-30 CN CN201720323993.5U patent/CN206705902U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106830566A (en) * | 2017-03-30 | 2017-06-13 | 苏州宏安环境科技有限公司 | Hospital Sewage Treatment integration apparatus |
| CN109399784A (en) * | 2018-11-27 | 2019-03-01 | 国红环保科技有限责任公司 | A kind of medical waste water processing unit worked continuously |
| CN109399784B (en) * | 2018-11-27 | 2023-08-18 | 国红环保科技有限责任公司 | Medical wastewater treatment device capable of continuously operating |
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