CN217709158U - Medical wastewater treatment equipment - Google Patents
Medical wastewater treatment equipment Download PDFInfo
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- CN217709158U CN217709158U CN202220535809.4U CN202220535809U CN217709158U CN 217709158 U CN217709158 U CN 217709158U CN 202220535809 U CN202220535809 U CN 202220535809U CN 217709158 U CN217709158 U CN 217709158U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The embodiment of the application discloses medical wastewater treatment equipment, wherein a hydrolysis acidification tank, a contact oxidation tank, an MBR membrane tank and a disinfection tank are integrally designed, wherein the MBR membrane tank is adopted, and a sedimentation tank can be omitted, so that the floor area of the medical wastewater treatment equipment is reduced; handle integrated hydrolysis-acidification pond in the pond, the contact oxidation pond, MBR membrane cisterna, and integrated MBR membrane cisterna in the contact oxidation pond, the hydrolysis-acidification pond has been improved, the integrated level in contact oxidation pond and MBR membrane cisterna, reduced hydrolysis-acidification pond to a certain extent, the area of contact oxidation pond and MBR membrane cisterna, the simultaneous processing pond arranges side by side with the disinfection pond, the holistic compactedness that pond and disinfection pond are constituteed is handled in the reinforcing, further reduce the holistic area of medical wastewater treatment equipment.
Description
Technical Field
The application relates to the technical field of sewage treatment, in particular to medical wastewater treatment equipment.
Background
The medical industry is developed vigorously, and the discharge amount of medical wastewater is gradually increased. The medical wastewater has complex water quality components and contains a large amount of pathogenic bacteria, and if the medical wastewater is not treated properly, the medical wastewater can pose great threats to the environment and the human health.
For large-scale medical institutions, medical wastewater treatment facilities are usually constructed in a civil engineering mode, but the civil engineering mode is not suitable for small-scale medical institutions, and each process section of the civil engineering mode wastewater treatment facilities adopts a steel-concrete tank body structure, so that the tank body structure is not compact, and the occupied area is large.
Therefore, how to reduce the floor space of the medical wastewater treatment facility becomes a technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The application provides a medical wastewater treatment device to reduce the floor area of medical wastewater treatment facilities.
In order to achieve the above object, the present application provides a medical wastewater treatment apparatus including a treatment tank, an MBR membrane tank, and a disinfection tank, the treatment tank being arranged side by side with the disinfection tank;
a first partition plate is arranged in the treatment tank and used for separating the treatment tank into a hydrolysis acidification tank and a contact oxidation tank, and a first hole used for communicating the hydrolysis acidification tank with the contact oxidation tank is formed above the first partition plate;
be provided with the second baffle in the contact oxidation pond, the second baffle with first baffle is followed the treatment tank with the direction setting that the disinfection pond arranged side by side, the second baffle is separated the contact oxidation pond is first cell body and second cell body, the second cell body is close to the disinfection pond, set up in the second cell body the MBR membrane cisterna, the top of second baffle has been seted up and has been used for the intercommunication first cell body with the second hole of second cell body.
Preferably, in the medical wastewater treatment equipment, a first filler and a built-in inclined tube filler are arranged in the hydrolysis acidification tank, and the built-in inclined tube filler is positioned above the first built-in biological filler.
Preferably, in the medical wastewater treatment equipment, a second filler is arranged in the tank body close to the hydrolysis acidification tank, and an aerator is arranged below the second filler.
Preferably, in the above medical wastewater treatment apparatus, the aerator and the MBR membrane tank are supplied with air by a submerged aeration blower,
the submerged aeration blower is arranged between the second clapboard and the MBR membrane tank.
Preferably, in the medical wastewater treatment equipment, the MBR membrane tank is communicated with the hydrolysis acidification tank through a sludge reflux pump, and is used for pumping sludge to the hydrolysis acidification tank.
Preferably, in the medical wastewater treatment facility described above, further comprising:
the disinfectant tank is used for containing disinfectant liquid;
the liquid inlet of the disinfection medicine pump is communicated with the disinfection medicine tank, and the liquid outlet of the disinfection medicine pump is communicated with the disinfection pool and used for pumping the disinfection liquid medicine to the disinfection pool.
Preferably, in the medical wastewater treatment equipment, a cleaning assembly is further included for cleaning the MBR membrane tank,
the cleaning component comprises a cleaning medicine tank and a cleaning medicine pump, and the cleaning medicine tank is used for pumping cleaning medicine liquid to the MBR membrane pool through the cleaning medicine pump.
Preferably, in the medical wastewater treatment equipment, a water production pipe of the MBR membrane tank is communicated with the disinfection tank, a self-priming pump is arranged on the water production pipe,
the water producing pipe is communicated with the cleaning chemical pump, and the connecting position of the cleaning chemical pump and the water producing pipe is positioned at the upstream of the self-sucking pump.
Preferably, in the medical wastewater treatment equipment, stirring paddles are arranged in the disinfection medicine tank and the cleaning medicine tank.
According to the medical wastewater treatment equipment provided by the embodiment of the application, the hydrolysis acidification tank, the contact oxidation tank, the MBR membrane tank and the disinfection tank are integrally designed, wherein the MBR membrane tank is adopted, and the sedimentation tank can be omitted, so that the floor area of the medical wastewater treatment equipment is reduced; handle integrated hydrolysis-acidification pond in the pond, the contact oxidation pond, MBR membrane cisterna, and integrated MBR membrane cisterna in the contact oxidation pond, the hydrolysis-acidification pond has been improved, the integrated level in contact oxidation pond and MBR membrane cisterna, reduced hydrolysis-acidification pond to a certain extent, the area of contact oxidation pond and MBR membrane cisterna, the simultaneous processing pond arranges side by side with the disinfection pond, the holistic compactedness that pond and disinfection pond are constituteed is handled in the reinforcing, further reduce the holistic area of medical wastewater treatment equipment.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some examples or embodiments of the present application, and that for a person skilled in the art, other drawings can be obtained from the provided drawings without inventive effort, and that the present application can also be applied to other similar scenarios from the provided drawings. Unless otherwise apparent from the context, or stated otherwise, like reference numbers in the figures refer to the same structure or operation.
FIG. 1 is a schematic view of the construction of a medical wastewater treatment facility of the present application.
The drawings are illustrated as follows:
1. hydrolysis-acidification pool, 2, contact oxidation pool, 3, MBR membrane pool, 4, disinfection pool, 5, built-in pipe chute filler, 6, first filler, 7, aerator, 8, submerged aeration blower, 9, membrane module, 10, drain pump, 11, self-priming pump, 12, cleaning medicine pump, 13, cleaning medicine tank, 14, disinfection medicine pump, 15, disinfection medicine tank, 16, treatment pool.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant application and are not limiting of the application. The described embodiments are only some embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that, for the convenience of description, only the portions related to the related applications are shown in the drawings. The embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be understood that "system", "apparatus", "unit" and/or "module" as used in this application is a method for distinguishing different components, elements, parts, portions or assemblies at different levels. However, other words may be substituted by other expressions if they accomplish the same purpose.
As used in this application and in the claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are intended to include the plural, unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" merely indicate that steps and elements are included which are explicitly identified, that the steps and elements do not form an exclusive list, and that a method or apparatus may include other steps or elements. An element defined by the phrase "comprising a … …" does not exclude the presence of additional identical elements in a process, method, article, or apparatus that comprises the element.
In the description of the embodiments herein, "/" means "or" unless otherwise specified, for example, a/B may mean a or B; "and/or" herein is merely an association describing an associated object, and means that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, in the description of the embodiments of the present application, "a plurality" means two or more than two.
In the following, the terms "first", "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
Flow charts are used herein to illustrate operations performed by systems according to embodiments of the present application. It should be understood that the preceding or following operations are not necessarily performed in the exact order in which they are performed. Rather, the various steps may be processed in reverse order or simultaneously. Meanwhile, other operations may be added to the processes, or a certain step or several steps of operations may be removed from the processes.
Please refer to fig. 1.
Some embodiments of the present application disclose a medical wastewater treatment apparatus, comprising a treatment tank 16, an MBR membrane tank 3, and a disinfection tank 4, wherein the treatment tank 16 and the disinfection tank 4 are arranged side by side;
wherein, a first clapboard is arranged in the treatment tank 16, and the first clapboard divides the treatment tank 16 into a hydrolysis acidification tank 1 and a contact oxidation tank 2;
a second clapboard is arranged in the contact oxidation pond 2, the contact oxidation pond 2 is divided into a first pond body and a second pond body by the second clapboard, and an MBR membrane pond 3 is arranged in the second pond body close to the disinfection pond 4.
As shown in FIG. 1, the second partition and the first partition are provided in this application in a direction in which the treatment tank 16 and the sterilizing tank 4 are arranged side by side, and preferably, the first partition and the second partition are arranged in parallel. The first tank body and the second tank body partitioned by the second partition plate are also arranged in the direction in which the treatment tank 16 and the disinfection tank 4 are arranged side by side.
The medical wastewater treatment equipment disclosed by the application is characterized in that a hydrolysis acidification tank 1, a contact oxidation tank 2, an MBR membrane tank 3 and a disinfection tank 4 are integrally designed, wherein the MBR membrane tank 3 is adopted, so that a sedimentation tank can be omitted, and the floor area of the medical wastewater treatment equipment is reduced; handle integrated hydrolysis-acidification pool 1 in the pond 16, contact oxidation pond 2, MBR membrane cisterna 3, and integrated MBR membrane cisterna 3 in the contact oxidation pond 2, hydrolysis-acidification pool 1 has been improved, contact oxidation pond 2 and MBR membrane cisterna 3's integrated level, hydrolysis-acidification pool 1 has been reduced to a certain extent, contact oxidation pond 2 and MBR membrane cisterna 3's area, it arranges side by side with disinfection pond 4 to handle 16 simultaneously, the holistic compactness of 16 and 4 constitutions in disinfection pond of reinforcing treatment pond, further reduce the holistic area of medical wastewater treatment equipment.
Furthermore, the hydrolysis acidification tank 1 is communicated with the contact oxidation tank 2 through a first hole above the first partition plate, and the wastewater after hydrolysis and acidification in the hydrolysis acidification tank 1 automatically flows into the contact oxidation tank 2 through the first through hole without arranging power equipment, so that the floor area of medical wastewater treatment equipment is reduced to a certain extent;
first cell body and the second cell body of contact oxidation pond 2 pass through the second hole intercommunication of the top of second baffle, wherein, two cell bodies that first cell body and second cell body are separated for contact oxidation pond 2 through the second baffle, first cell body is for being close to hydrolysis acidification tank 1's cell body, the cell body of second cell body for being close to disinfection pond 4, waste water in the first cell body passes through the second hole and flows into the second cell body certainly, need not set up power equipment, medical wastewater treatment equipment's area has been reduced to a certain extent.
The functions of the hydrolysis acidification tank 1, the contact oxidation tank 2 and the MBR membrane tank 3 will be explained.
The hydrolysis acidification tank 1 is used for hydrolysis and acidification, which are two stages of anaerobic nitrification process, and aims to convert the organic matters which are difficult to biodegrade in the original medical wastewater into the organic matters which are easy to biodegrade, improve the biodegradability of the wastewater, and facilitate the subsequent aerobic treatment,
meanwhile, denitrification reaction is carried out in the hydrolysis acidification tank 1, and denitrifying bacteria reduce nitrate nitrogen into nitrogen by using organic pollutants in the medical wastewater as a carbon source in an anoxic environment to complete the denitrification process.
Denitrification refers to a process of finally converting organic nitrogen and ammonia nitrogen in the wastewater into nitrogen through nitridation, nitration reaction and denitrification reaction under the combined action of microorganisms.
And phosphorus is removed during denitrification. Phosphorus has the property of being converted in a solid form and a dissolved form in a cyclic manner with each other in wastewater, and the sewage phosphorus removal technology includes a chemical phosphorus removal method of making phosphorus into an insoluble solid precipitate to be separated from sewage, and a biological phosphorus removal method of making phosphorus in a dissolved form to be taken by microorganisms, to be integrated with the microorganisms, and to be separated from sewage along with the microorganisms. Different phosphorus removal technologies should be adopted according to different existing modes of phosphorus in the wastewater. Biological phosphorus removal is used in this application.
Phosphorus removal in this application mainly takes place in hydrolysis acidification tank 1 and MBR membrane tank 3.
The contact oxidation pond 2 removes organic matters and ammonia nitrogen in water by using a contact oxidation method. The contact oxidation pond 2 removes organic matters and ammonia nitrogen in the medical wastewater by using a biological contact oxidation method. The biological contact oxidation method is a biological treatment method of waste water derived from a biofilm method, in the process, medical waste water is contacted with a biofilm, and under the action of microorganisms on the biofilm, the medical waste water is purified.
The method adopts the same aeration method as the aeration tank to provide the oxygen quantity required by the microorganisms, plays the roles of stirring and mixing, simultaneously adds a second filler into the first tank body for the attachment and growth of the microorganisms, and the microorganisms perform aerobic respiration in an aerobic environment to degrade and adsorb organic pollutants in water and further decompose organic matters into inorganic matters so as to achieve the purpose of water quality purification.
The MBR membrane tank 3 is used for filtering wastewater, nitrogen removal, phosphorus removal and SS (suspended solids) after contact oxidation, and the effluent quality is better.
The MBR membrane tank 3 is a new sewage treatment device formed by combining an ultrafiltration membrane separation technology and a microfiltration membrane separation technology with a bioreactor in sewage treatment. And the activated sludge in the MBR membrane tank 3 and the microbial population on the activated sludge adsorb and decompose soluble organic pollutants in the wastewater to obtain the effect of purifying the wastewater. The ultrafiltration membrane component 9 can completely replace a secondary sedimentation tank as a mud-water separation unit, so that the medical wastewater treatment equipment disclosed by the application does not need to be provided with the secondary sedimentation tank, and the space is saved. Meanwhile, the ultra-filtration membrane and the micro-filtration membrane entrap microbial flocs and larger-molecular organic matters in the activated sludge mixed liquor and stay in the reactor, so that high biological concentration is obtained in the reactor, the retention time of organic solids is prolonged, and the oxidation rate of the microorganisms on the organic matters is greatly improved.
3 high-efficient solid-liquid separation of MBR membrane cisterna separates the microbial community that has suspended substance and organic matter to run off in the medical wastewater and purified water, does not need tertiary treatment can reach emission standard, has higher quality of water security.
The microorganisms in the MBR membrane tank 3 maintain higher concentration, so that the volume load is greatly improved, the hydraulic retention time of the treatment unit is greatly shortened due to the high efficiency of membrane separation, and the occupied area is small.
The MBR membrane pool 3 is applied to the medical wastewater treatment equipment, so that the automation degree of the medical wastewater treatment equipment is improved, the medical wastewater treatment equipment is highly integrated and intelligent through the PLC control technology, the later-stage personnel management expense is greatly saved, the operation cost is reduced, unattended operation can be realized, and the operation and maintenance are convenient.
The disinfection tank 4 is used for disinfection treatment to eliminate viruses such as escherichia coli in the medical wastewater. The medical wastewater that meets the discharge standard after sterilization is discharged through the drain pump 10.
The utility model discloses medical wastewater treatment equipment is including hydrolysis acidification pond 1, contact oxidation pond 2, MBR membrane cisterna 3 and disinfection pond 4, and medical wastewater at first passes through front end grid preliminary treatment, then gets into hydrolysis acidification pond 1 and handles, and reentrant contact oxidation pond 2 further carries out biochemical reaction, and the disinfection is handled after filtering through MBR membrane cisterna 3, and it reaches emission standard to go out water.
A first filler 6 and a built-in inclined tube filler 5 are arranged in the hydrolysis acidification tank 1, and the built-in inclined tube filler 5 is positioned above the first built-in biological filler.
The first filler 6 is an aerobic biological carrier, the first filler 6 is of a hollow structure and can normally move, the first filler 6 is suspended in water, anaerobic bacteria grow inside the first filler 6 to generate denitrification effect for denitrification, aerobic bacteria grow outside the first filler 6 to remove organic matters, and the nitrification and denitrification processes exist simultaneously in the whole treatment process.
The built-in inclined tube filler 5 is used for preventing sludge loss and ensuring the sludge concentration.
As shown in fig. 1, the inline slant filling 5 is located above the first filling 6. The medical wastewater entering the hydrolytic acidification tank 1 firstly passes through the built-in inclined tube filler 5 and then passes through the first filler 6.
As shown in fig. 1, a second filler is arranged in the tank body (i.e. the first tank body) close to the hydrolytic acidification tank 1, and a large amount of aerobic bacteria are attached to the second filler;
an aerator 7 is arranged below the second filler, and the aerator 7 aerates the second tank body so that the aerobic bacteria decompose the organic matters in the medical wastewater into inorganic matters under the aeration and oxygenation conditions.
The first filler 6 and the second filler are various in types and can be soft fibrous filler, combined fibrous filler, semi-soft filler, elastic three-dimensional filler, suspension filler, fibrous ball filler, plum blossom rings or obliquely suspended porous suspension filler and the like.
The aeration refers to a process of forcibly transferring oxygen in the air into liquid to obtain enough dissolved oxygen, so that microorganisms in the first tank can perform oxidative decomposition on organic matters in the medical wastewater under the condition of sufficient dissolved oxygen; meanwhile, the aeration can also prevent the suspended matters in the first tank body from sinking, so as to achieve the purpose of strengthening the contact of the organic matters in the first tank body with the microorganisms and the dissolved oxygen.
The aerator 7 can be a microporous aeration disc or a tubular aerator 7.
Oxygen required by microorganisms in the first tank body is supplied by aeration, after the biofilm grows to a certain thickness, the microorganisms on the filler wall of the second filler can carry out anaerobic metabolism due to oxygen deficiency, the produced gas and the scouring action formed by aeration cause the biofilm to fall off and promote the growth of new biofilm, and at the moment, the fallen biofilm flows out of the second tank body along with effluent.
The contact oxidation pond 2 has the following advantages:
1. the specific surface area of the filler is large, the oxygen filling condition in the second tank body is good, and the biosolids per unit volume in the second tank body is high, so that the contact oxidation tank 2 has high volume load;
2. the contact oxidation pond 2 has a large amount of biosolids, water flows are completely mixed, and the contact oxidation pond has strong adaptability to sudden changes of water quality and water quantity;
3. the excess sludge amount is small, the sludge expansion problem does not exist, and the operation management is simple and convenient.
In some embodiments of the present application, a submerged aeration blower 8 is provided in the tank body (i.e., the second tank body) in which the MBR membrane tank 3 is provided, and the submerged aeration blower 8 can supply air to the aerator 7 and the MBR membrane tank 3.
The submerged aeration blower 8 sinks at the bottom of the second tank body, and heat generated by the operation of the submerged aeration blower 8 is completely absorbed by the medical wastewater in the second tank body, so that 100% recovery of heat energy is realized; the preheating of the submerged aeration blower 8 is utilized to heat the medical wastewater in the second tank body, so that the temperature of the medical wastewater is raised by 2-3 ℃, the temperature of the whole biochemical system is raised, the influence of the temperature on the activity of microorganisms is reduced, the treatment effect on the medical wastewater is ensured, and the effluent is stable and reaches the standard.
The waste heat of the submerged aeration blower 8 heats the biochemical system, and the medical wastewater treatment efficiency can be improved by 10%.
In addition, the submerged aeration blower 8 sinks into the bottom of the second tank body, and the running noise of the submerged aeration blower 8 is cleared up in the water, so that the running noise of the medical wastewater treatment equipment is reduced, and the noise influence on the surrounding environment is avoided.
Submerged aeration blower 8 sets up between second baffle and MBR membrane cisterna 3 in this application to shorten the length of submerged aeration blower 8 and aerator 7 and MBR membrane cisterna 3's intercommunication pipeline.
The aeration equipment can be a submerged aeration blower 8 or different blowers such as a Roots blower and the like.
In order to ensure the flora concentration in the hydrolysis acidification tank 1, the MBR membrane tank 3 is communicated with the hydrolysis acidification tank 1 through a sludge reflux pump and is used for pumping sludge to the hydrolysis acidification tank 1 regularly.
The sludge reflux pump is also communicated with a beating pipe and is used for periodically discharging the sludge in the MBR membrane tank 3.
The disinfectant liquid for eliminating viruses such as escherichia coli and the like in the disinfection tank 4 can be poured into the disinfection tank 4 in advance, and the disinfectant liquid can be periodically conveyed into the disinfection tank 4.
In some embodiments of the present application, the medical wastewater treatment apparatus disclosed herein further comprises a disinfection canister 15 and a disinfection pump 14.
Wherein, the disinfectant tank 15 is used for containing disinfectant liquid;
the liquid inlet of the disinfection medicine pump 14 is communicated with the disinfection medicine tank 15, the liquid outlet of the disinfection medicine pump 14 is communicated with the disinfection tank 4, and the disinfection medicine pump 14 is used for pumping disinfection medicine liquid in the disinfection medicine tank 15 into the disinfection tank 4.
Preferably, the disinfectant pump 14 is periodically started for a preset time to pump the disinfectant into the disinfection tank 4, so as to avoid generating the waste of the disinfectant.
The medical wastewater that meets the discharge standard after sterilization is discharged through the drain pump 10.
The medical wastewater treatment apparatus disclosed herein further comprises a cleaning assembly.
The cleaning component comprises a cleaning medicine tank 13 and a cleaning medicine pump 12, and the cleaning medicine tank 13 pumps cleaning medicine liquid to the MBR membrane pool 3 through the cleaning medicine pump 12.
When the MBR membrane tank 3 is cleaned, cleaning agents are reversely input into the water production pipe through the water production pipe, and the MBR membrane tank 3 is backwashed.
The medical wastewater treatment equipment is designed aiming at small-volume medical wastewater, and the maximum treated water volume of the medical wastewater treatment equipment is not more than 100m3/d。
The lines in figure 1 are illustrated here, the line marked 1 being a sewage line, the line marked 2 being an air line, the line marked 3 being a dosing line, the line marked 4 being a return line, the line marked 5 being a sludge discharge line.
The above description is only for the purpose of illustrating the preferred embodiments of the present application and the technical principles applied, and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. The scope of the application referred to in the present application is not limited to the specific combinations of the above-mentioned features, and it is intended to cover other embodiments in which the above-mentioned features or their equivalents are arbitrarily combined without departing from the spirit of the application. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (8)
1. A medical wastewater treatment device is characterized by comprising a treatment tank (16), an MBR membrane tank (3) and a disinfection tank (4), wherein the treatment tank (16) and the disinfection tank (4) are arranged side by side;
a first partition plate is arranged in the treatment tank (16) and used for separating the treatment tank (16) into a hydrolysis acidification tank (1) and a contact oxidation tank (2), and a first hole used for communicating the hydrolysis acidification tank (1) with the contact oxidation tank (2) is formed above the first partition plate;
a second clapboard is arranged in the contact oxidation tank (2), the second clapboard and the first clapboard are arranged along the direction that the treatment tank (16) and the disinfection tank (4) are arranged side by side, the second clapboard separates the contact oxidation tank (2) into a first tank body and a second tank body, the second tank body is close to the disinfection tank (4), the MBR membrane tank (3) is arranged in the second tank body, and a second hole for communicating the first tank body and the second tank body is formed above the second clapboard;
also comprises a cleaning component used for cleaning the membrane component (9) of the MBR membrane tank (3),
the cleaning assembly comprises a cleaning medicine tank (13) and a cleaning medicine pump (12), wherein the cleaning medicine tank (13) is used for pumping cleaning medicine liquid to the MBR membrane pool (3) through the cleaning medicine pump (12).
2. The medical wastewater treatment equipment according to claim 1, wherein a first filler (6) and a built-in inclined tube filler (5) are arranged in the hydrolytic acidification tank (1), and the built-in inclined tube filler (5) is positioned above the first filler.
3. The medical wastewater treatment apparatus according to claim 1, wherein a second filler is disposed in the tank body near the hydrolytic acidification tank (1), and an aerator (7) is disposed below the second filler.
4. The medical wastewater treatment apparatus according to claim 3, wherein the aerator (7) and the MBR membrane tank (3) are supplied with air by a submerged aeration blower (8),
the submerged aeration blower (8) is arranged between the second clapboard and the MBR membrane tank (3).
5. The medical wastewater treatment apparatus according to claim 1, wherein the MBR membrane tank (3) is communicated with the hydrolysis acidification tank (1) through a sludge reflux pump for pumping sludge to the hydrolysis acidification tank (1).
6. The medical wastewater treatment apparatus according to claim 1, further comprising:
a disinfectant tank (15) for holding disinfectant liquid;
the liquid inlet of the disinfection medicine pump (14) is communicated with the disinfection medicine tank (15), and the liquid outlet of the disinfection medicine pump (14) is communicated with the disinfection pool (4) and used for pumping the disinfection liquid medicine to the disinfection pool (4).
7. The medical wastewater treatment device according to claim 1, wherein a water production pipe of the MBR membrane tank (3) is communicated with the disinfection tank (4), and a self-priming pump (11) is arranged on the water production pipe,
the water production pipe is communicated with the cleaning agent pump (12), and the connecting position of the cleaning agent pump (12) and the water production pipe is positioned at the upstream of the self-sucking pump (11).
8. The medical wastewater treatment apparatus according to claim 6, wherein stirring paddles are provided in both the disinfection tank (15) and the cleaning tank (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220535809.4U CN217709158U (en) | 2022-03-11 | 2022-03-11 | Medical wastewater treatment equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220535809.4U CN217709158U (en) | 2022-03-11 | 2022-03-11 | Medical wastewater treatment equipment |
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| CN217709158U true CN217709158U (en) | 2022-11-01 |
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| CN202220535809.4U Active CN217709158U (en) | 2022-03-11 | 2022-03-11 | Medical wastewater treatment equipment |
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