CN207108669U - A kind of medical waste water processing system - Google Patents
A kind of medical waste water processing system Download PDFInfo
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- CN207108669U CN207108669U CN201720809307.5U CN201720809307U CN207108669U CN 207108669 U CN207108669 U CN 207108669U CN 201720809307 U CN201720809307 U CN 201720809307U CN 207108669 U CN207108669 U CN 207108669U
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- waste water
- medical waste
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- water processing
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Abstract
The utility model discloses a kind of medical waste water processing system, including regulating reservoir, coagulation reaction tank, MCR ponds and the sterilization pool being sequentially communicated；Upper end is provided with frame trough in the regulating reservoir；The MCR ponds include membrane module and aerator.Medical waste water processing system of the present utility model is because using membrane chemical reactor, for water outlet concentration of suspension close to zero, bacterium loses protective barrier with virus, is easy to be inactivated；And combined chemical treatment method with membrane technology, short with total residence time, efficiency high, high treating effect, floor space is few, the high advantage of automaticity；The propagation of disease and infectious disease is reduced simultaneously, solves the problems, such as the harm that medical waste water is brought well.
Description
Technical field
Technical field of waste water processing is the utility model is related to, in particular to a kind of medical waste water processing system.
Background technology
Medical waste water once repeatedly causes public attention, the discharge of medical waste water endangered to caused by water resource it is huge,
Through as endangering in one " source " of health of the masses；Some areas really are able to reach the only very few of discharging standards
Ji Jia hospitals.At present, law is lack of standardization, the weakness of environmental consciousness, causes that medical waste water is in line and various big hospital is present
" high pollution, low improvement " present situation.But current various big hospital does not have to be carried out rationally to the medical waste water with serious harm property
Disposal, it have ignored water pollution malignant event caused by viral communication possibility in waste water.
Related data shows, compared with industrial wastewater, influence of the medical waste water to environment is bigger, and harm is also bigger.Medical treatment
Waste water be mainly medical institutions during operation it is caused it is various it is poisonous and harmful have bacterium waste water, its water quality is with Different hospital
Matter, scale and its location and it is different, the sewage quantity that every sick bed discharges daily is about 200-1000L, and its source and composition are answered
It is miscellaneous, mainly it is made up of waste discharges such as consulting room, ward, pathological anatomy room, radiation chamber, X pieces photo studio and operating rooms, also includes
The waste water such as a small amount of office, washing.Contain in medical waste water outside the pathogenic substances such as substantial amounts of pathogenetic bacteria, virus, worm's ovum, also contain
There are chemical agent and radio isotope, there are several big features to space-pollution, acute infection and latent infection.Without place
Total amount containing bacterium is up to 10 in the medical waste water of reason8Individual/more than L.
One of the main source of medical waste water as water environment Poisoning risk, its toxic pollutant material enters aquatic ecological
If balance and drinking water source cause potentially to negatively affect the medical waste water containing pathogenic microorganism, without sterilization, inactivation
Deng harmless treatment, and municipal sewage system is directly discharged into, often causes the pollution of water, soil, serious meeting triggers various diseases
Disease, or cause the outbreak of epidemic of water-borne infection.State Environmental Protection Administration and national quality basicity inspection and quarantine general bureau in
In July, 2005, which combines, has issued medical institutions' pollutant emission standard《Medical institutions' water pollution discharge standard》(GB18466-
2005), standard the pollutant such as waste gas, sludge caused by medical institutions' sewage, Sewage Disposal is proposed control comprehensively will
Ask, and highlight the Disinfection Effect to the sewage containing pathogen.
Following deficiency be present in sewage disposal of hospital of the prior art：The sewage of China's major part hospital is using direct at present
Discharged after sterilization, only a small number of hospitals handle through two stage biological and sterilized again, and suspension is dense in the water outlet of existing sewage treatment process
Degree is high, and bacterium can adhere to or be wrapped in suspension flco with virus and be not easy to be sterilized agent inactivation；Existing sewage disposal of hospital
Carry out disinfection processing in the case where organic matter not yet removes or removal efficiency is relatively low, and not only Disinfection Effect is poor, but also meeting
Produce substantial amounts of DBPs.
Utility model content
In view of this, a kind of medical waste water processing system provided by the utility model, preferably overcomes above-mentioned existing skill
The problem of art is present and defect, short with total residence time, efficiency high, high treating effect, floor space is few, automaticity
Height, medical waste water is finally reached Discharge standard of water pollutants for medical organization, reduce the propagation of disease and infectious disease, solve well
The harm problem that medical waste water of having determined is brought.
A kind of medical waste water processing system, including regulating reservoir, coagulation reaction tank, MCR ponds and the sterilization pool being sequentially communicated；Institute
State upper end in regulating reservoir and be provided with frame trough；The MCR ponds include membrane module and aerator.
Further, elevator pump is provided with the regulating reservoir, the elevator pump connects with the coagulation reaction tank.
Further, in addition to sludge dewatering equipment, the sludge dewatering equipment pass through the pipeline provided with sludge pump and the MCR
Bottom of pond end connects.
Further, in addition to the coagulation reaction tank the first chemicals dosing plant connected.
Further, the membrane module is connected with the first suction pump, and first suction pump connects with the sterilization pool.
Further, the membrane module is also associated with the second suction pump, and second suction pump with the sterilization pool with connecting
It is logical.
Further, the aerator is connected with air blower by pipeline.
Further, in addition to the sterilization pool the second chemicals dosing plant connected and dechlorination pond.
Further, in addition to the dechlorination pond the 3rd chemicals dosing plant connected.
Further, the dechlorination pond is provided with chlorine residue detection means, and the chlorine residue detection means fills with the 3rd dosing
Put connection.
Compared with prior art, the beneficial effect of medical waste water processing system of the present utility model is：
(1), medical waste water processing system of the present utility model using membrane chemical reactor, water outlet concentration of suspension due to being connect
Zero is bordering on, bacterium loses protective barrier with virus, is easy to be inactivated；And combined chemical treatment method with membrane technology, have
Total residence time is short, and efficiency high, high treating effect, floor space is few, the high advantage of automaticity；Reduce disease and biography simultaneously
The propagation caught an illness, solves the problems, such as the harm that medical waste water is brought well.
(2), further, medical waste water processing system of the present utility model is using in sludge dewatering equipment processing MCR ponds
Chemical sludge, less energy consumption, greatly reduce the chemical sludge concentration in MCR ponds, sewage sludge harmlessness, the processing of minimizing can be greatlyd save
Expense.
(3) the dechlorination pond that, further, the utility model medical waste water processing system is connected by setting with sterilization pool,
Avoid that secondary pollution, energy-conserving and environment-protective occur.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Accompanying drawing appended by cooperation, is described in detail below.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation of medical waste water processing system of the present utility model.
Drawing reference numeral explanation：
1 medical waste water processing system
100 regulating reservoirs
110 elevator pumps
200 coagulation reaction tanks
210 first chemicals dosing plants
300 MCR ponds
310 membrane modules
320 aerators
330 air blowers
340 first suction pumps
350 second suction pumps
400 sterilization pools
410 second chemicals dosing plants
500 frame troughs
510 grids
600 sludge dewatering equipments
610 sludge pumps
700 dechlorination ponds
710 the 3rd chemicals dosing plants
720 chlorine residue detection means
Embodiment
For the ease of understanding the utility model, medical waste water processing system is carried out more comprehensively below with reference to relevant drawings
Description.The preferred embodiment of medical waste water processing system is given in accompanying drawing.But medical waste water processing system can be with perhaps
More different form is realized, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is to make
To the disclosure more thorough and comprehensive of medical waste water processing system.
In description of the present utility model, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
Limitation of the present utility model.In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or dark
Show relative importance.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
In description of the present utility model, unless otherwise prescribed with restriction, it is necessary to explanation, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be mechanical connection or the company of electrical connection or two element internals
It is logical, can be joined directly together, can also be indirectly connected by intermediary, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
Refering to Fig. 1, the utility model provides a kind of medical waste water processing system 1, including the regulating reservoir being sequentially communicated
100th, coagulation reaction tank 200, MCR ponds 300 and sterilization pool 400；Upper end is provided with frame trough 500 in the regulating reservoir；The MCR
Pond 300 includes membrane module 310 and aerator 320.
Seen from the above description, the technological process of the medical class Waste Water Treatment 1 of the utility model embodiment is：Medical treatment
After the solid pollutant that waste water retains large-size through frame trough 500, regulating reservoir 100, adjusted pond are entered by frame trough 500
It is anti-by carrying out coagulation with the coagulant in coagulation reaction tank 200 into coagulation reaction tank 200 after 100 homogenizing homogenizations
Should, the suspended contaminant in medical waste water is removed, then reacted sewage enters MCR ponds 300, is filtered by membrane module 310
Realize that solid-liquid is completely separated, then liquid enters in sterilization pool 400 and carried out disinfection.
Above-mentioned frame trough 500 is provided with grid 510, and the grid 510 includes some lattice each other with certain interval
Grizzly bar, the gap between grille strip can be set according to the actual requirements.The frame trough 500 is used to retain larger chi in medical waste water
Very little solid pollutant, prevent these solid pollutants from blocking pipeline and influence the processing procedure of next step.
Above-mentioned regulating reservoir 100 is used for homogenizing homogenization, stabilizing water quality water, ensures the normal of aftertreatment systems
Operation, reduce operating load.Preferably, in the utility model embodiment, elevator pump 110, institute are provided with the regulating reservoir 100
Elevator pump 110 is stated to connect with the coagulation reaction tank 200.
It is understood that above-mentioned elevator pump 110 is for anti-to the coagulation by the medical waste water lifting in regulating reservoir 100
Answer in pond 200.
Above-mentioned coagulating includes：Suitable coagulant is added into coagulation reaction tank 200, makes to be difficult to sink in medical waste water
After the suspended contaminant such as the colloidal in shallow lake or emulsus loses stabilization, assemble mutually or polymerize, overlap and shape due to colliding with each other
Into larger particle or floccule, so that suspended contaminant is easier to nature and sinks or float and be removed.
Preferably, the medical waste water processing unit of the utility model embodiment also includes connecting with the coagulation reaction tank 200
The first logical chemicals dosing plant 210.By first chemicals dosing plant 210 to addition coagulant in coagulation reaction tank 200.The coagulation
Agent can be enumerated as the one or more in polyacrylamide (PAM), aluminium polychloride (PAC), polyacrylic acid or calcium polyacrylate (CPA),
Turbidity, the colourity of medical waste water can be reduced, removes a variety of polymer substances, organic matter, some heavy metal poisons and radioactive material
Matter.
Above-mentioned MCR (membrane chemical reactor) is to be combined chemical treatment technology and immersed membranes separating technology, due to
Membrane separation process can deal with the water inlet of high suspended matter and organic matter and the water inlet unstable to water quality using immersed membranes component to be had
Stronger impact resistance, high-quality filtering can be carried out, efficiently remove bacterium and suspension etc., ensure stable effluent quality and height
Quality；And under high volumetric loading, the residence time is short, MCR flows are simple to operate compared with legacy system, full automation control, account for
Ground area reduces, mobile flexible.
Above-mentioned membrane module 310 can be enumerated as micro-filtration membrane module, and the material of the membrane module 310 can be enumerated as polyvinylidene fluoride
Alkene.Preferably, in the utility model embodiment, the aerator 320 is connected with air blower 330 by pipeline.The aeration
Device 320 can be enumerated as being arranged on the micro-hole aerator of the bottom of MCR ponds 300, and sky is provided to micro-hole aerator using air blower 330
Gas, to control to adjust the aeration in MCR ponds 300, during aerator discharges air and air contacted with muddy water mixed solution
Cheng Zhong, its power play certain plug-flow, are stirred function, on the one hand prevent from blocking fenestra, on the other hand to meet MCR ponds
Needed for 300 sewage disposal fluidised forms and safe operation.
Preferably, in the utility model embodiment, the membrane module 310 is connected with the first suction pump 340, and described first takes out
Sucking pump 340 connects with the sterilization pool 400.
It is understood that above-mentioned first suction pump 340 is for defeated by the medical waste water suction after membrane module 310 filters
It is sent in sterilization pool 400.
Preferably, in the utility model embodiment, the membrane module 310 is also associated with the second suction pump 350, and described second
Suction pump 350 connects with the sterilization pool 400.
Above-mentioned second suction pump 350 is used to suck back in MCR ponds 300 to enter membrane module 310 by the water back suction in sterilization pool 400
Row backwash, further prevents fenestra from being blocked by sludge etc..
Preferably, this medical waste water processing system 1 for being used for utility model embodiment also includes sludge dewatering equipment 600, institute
Sludge dewatering equipment 600 is stated to connect with the bottom of MCR ponds 300 by the pipeline provided with sludge pump 610.
It is to be appreciated that the utility model handles the chemical sludge in MCR ponds 300 by using sludge dewatering equipment 600,
Less energy consumption, greatly reduces the sludge concentration in MCR ponds 300, while greatlys save the expense of innoxious, minimizing the processing of chemical sludge
With avoiding sludge from bringing secondary pollution to water body and air.The sludge dewatering equipment 600 can be enumerated as Centrifugal sludge dehydration
Machine, filter belt mud dewatering equipment, helical ring an official document or note formula sludge dewatering equipment or plate and frame sludge dewatering equipment etc..
Further, above-mentioned sludge dewatering equipment 600 can be connected by pipeline with regulating reservoir 100, by the institute of sludge dewatering equipment 600
Caused sewage is discharged into regulating reservoir 100, avoids the sewage from bringing secondary sludge to water body and environment.
Above-mentioned sterilization pool 400 is used to kill pathogenic microorganism or the other harmful microorganisms in medical waste water.Preferably, exist
In the utility model embodiment, the sterilization pool 400 is provided with the second chemicals dosing plant 410 connected with the sterilization pool 400, leads to
Second chemicals dosing plant 410 is crossed to addition disinfectant in sterilization pool 400, disinfectant is mixed with medical waste water and contacts, on the one hand
The pathogenic microorganism in medical waste water or other harmful microorganisms are removed or killed, on the other hand eliminates peculiar smell and colourity.It is described
Disinfectant can be enumerated as the one or more in chlorine dioxide, sodium hypochlorite, liquid chlorine, calcium hypochlorite.
Further, in the utility model embodiment, second chemicals dosing plant 410 and the pipe provided with sludge pump 610
Road connects, and by the second chemicals dosing plant 410 to disinfectant is provided in the pipeline, so as to be carried out disinfection to sludge, removes or kills
Pathogenic microorganism or other harmful microorganisms in sludge.
But the utility model embodiment is not intended to limit the disinfection way of sterilization pool 400, the sterilization of the sterilization pool 400
Mode can also use prior art to realize, such as kill waste water by using ultraviolet with reference to the U of Chinese patent CN 205773923
In pathogenic microorganism or other harmful microorganisms, be specially：Sterilizer is installed in sterilization pool, the sterilizer by housing and
Ultraviolet sterilization lamp is formed, and the housing is provided with water inlet and delivery port, at least one ultraviolet sterilization is provided with the housing
Lamp, reflecting coating is provided with the inwall of the housing.The U of Chinese patent CN 203487003 are may further reference, are specially：Sterilization
Pond uses chlorine dioxide generator, and produce chlorine dioxide using chlorine dioxide generator carries out disinfection to sewage.In may further reference
The A of state patent CN 105110555, it is specially：Chlorine dioxide generator and ultraviolet generater are provided with sterilization pool, passes through dioxy
Change chlorine dioxide prepared by chlorine generator to carry out disinfection, and the ultraviolet sent by ultraviolet generater enters medical waste water
The sterilization of one step.
Further, to avoid in sterilization pool 400 caused DBPs such as chlorite or chlorate etc. to sterilization
Rear water body and environment produce secondary pollution, by adding dechlorination process after sterilization process in the utility model embodiment, i.e.,
Sterilization pool 400 is connected into dechlorination pond 700, and the 3rd chemicals dosing plant connected with the dechlorination pond 700 is set on dechlorination pond 700
710, by the 3rd chemicals dosing plant 710 to addition antichlor in dechlorination pond 700, pass through antichlor and chlorite or chlorate
Chemically reacted Deng DBPs, so as to which harmful DBPs is converted into harmless material, avoid to water body and
Environment causes secondary pollution.The antichlor can be enumerated as sodium thiosulfate or five water sodium thiosulfate
Preferably, in the utility model embodiment, the dechlorination pond 700 is provided with chlorine residue detection means 720, the chlorine residue
Detection means 720 is connected with the 3rd chemicals dosing plant 710.
Above-mentioned chlorine residue detection means 720 is used for the content for monitoring the chlorine in the dechlorination pond 700 in real time, can know in time
The effect of water process, so as to the effect reached as needed and the Contrast on effect actually reached：When the real data monitored is big
When preset standard data, the chlorine residue detection means 710 automatically controls the 3rd chemicals dosing plant 710 to dechlorination pond
Antichlor is added in 700.When the real data monitored is less than preset standard data, the chlorine residue detection means 720 is automatic
The 3rd chemicals dosing plant 710 is controlled to stop adding antichlor into dechlorination pond 700.
Above-mentioned, the medical waste water processing system of the utility model embodiment can be automatically controlled using PLC system, can also be set
Count into remote monitoring.
In summary, compared with prior art, the beneficial effect of medical waste water processing system of the present utility model is：
(1), medical waste water processing system of the present utility model using membrane chemical reactor, water outlet concentration of suspension due to being connect
Zero is bordering on, bacterium loses protective barrier with virus, is easy to be inactivated；And combined chemical treatment method with membrane technology, have
Total residence time is short, and efficiency high, high treating effect, floor space is few, the high advantage of automaticity, medical waste water is finally reached
To Discharge standard of water pollutants for medical organization, the propagation of disease and infectious disease is reduced, solves what medical waste water was brought well
Harm problem.
(2), further, medical waste water processing system of the present utility model is using in sludge dewatering equipment processing MCR ponds
Chemical sludge, less energy consumption, greatly reduce the chemical sludge concentration in MCR ponds, sewage sludge harmlessness, the processing of minimizing can be greatlyd save
Expense.
(3) the dechlorination pond that, further, the utility model medical waste water processing system is connected by setting with sterilization pool,
Avoid that secondary pollution, energy-conserving and environment-protective occur.
Although more above used the term for representing structure, such as " frame trough ", " coagulation reaction tank ", " sterilization pool "
Deng, but it is not precluded from the possibility using other terms.It is used for the purpose of more easily describing and explaining this using these terms
The essence of utility model；Any additional limitation is construed as all to disagree with the utility model spirit.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Or replace, it should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be described with power
The protection domain that profit requires is defined.
Claims (10)
- A kind of 1. medical waste water processing system, it is characterised in that：Including be sequentially communicated regulating reservoir, coagulation reaction tank, MCR ponds and Sterilization pool；Upper end is provided with frame trough in the regulating reservoir；The MCR ponds include membrane module and aerator.
- 2. medical waste water processing system according to claim 1, it is characterised in that：Lifting is provided with the regulating reservoir Pump, the elevator pump connect with the coagulation reaction tank.
- 3. medical waste water processing system according to claim 1, it is characterised in that：Also include sludge dewatering equipment, the dirt Mud dewaterer is connected by the pipeline provided with sludge pump with the MCR bottom of pond end.
- 4. medical waste water processing system according to claim 1, it is characterised in that：Also include connecting with the coagulation reaction tank The first logical chemicals dosing plant.
- 5. medical waste water processing system according to claim 1, it is characterised in that：The membrane module is connected with the first suction Pump, first suction pump connect with the sterilization pool.
- 6. medical waste water processing system according to claim 1, it is characterised in that：The membrane module is also associated with second and taken out Sucking pump, second suction pump connect with the sterilization pool.
- 7. medical waste water processing system according to claim 1, it is characterised in that：The aerator is connected by pipeline There is air blower.
- 8. medical waste water processing system according to claim 1, it is characterised in that：Also include connecting with the sterilization pool The second chemicals dosing plant and dechlorination pond.
- 9. medical waste water processing system according to claim 8, it is characterised in that：Also include what is connected with the dechlorination pond 3rd chemicals dosing plant.
- 10. medical waste water processing system according to claim 9, it is characterised in that：Detected provided with chlorine residue in the dechlorination pond Device, the chlorine residue detection means are connected with the 3rd chemicals dosing plant.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720809307.5U CN207108669U (en) | 2017-07-05 | 2017-07-05 | A kind of medical waste water processing system |
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| CN201720809307.5U CN207108669U (en) | 2017-07-05 | 2017-07-05 | A kind of medical waste water processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107162275A (en) * | 2017-07-05 | 2017-09-15 | 中山市中开环保设备制造有限公司 | A kind of medical waste water processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107162275A (en) * | 2017-07-05 | 2017-09-15 | 中山市中开环保设备制造有限公司 | A kind of medical waste water processing system |
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