CN220812109U - Integrated medical wastewater purifying and sterilizing equipment - Google Patents

Abstract

The utility model discloses integrated medical wastewater purification and disinfection equipment, which belongs to the technical field of wastewater treatment and comprises a water collecting tank, wherein a water pump is connected to a pipeline on one side of the water collecting tank, and a purification mechanism capable of performing multistage purification and disinfection treatment on wastewater is arranged above the water collecting tank and comprises a treatment tank, an ozone generator, an air pipe and a purification and disinfection cylinder. According to the utility model, through the purification mechanism, the wastewater is subjected to ozone sterilization and purification, chlorine dioxide sterilization and purification and ultraviolet sterilization treatment in sequence, and the wastewater is subjected to three times of sterilization and purification treatment, so that the sterilization effect is better, the purification effect on the wastewater is better, the wastewater flows into the water guide funnel after being filtered by anthracite, quartz sand and activated carbon, and the anthracite, quartz sand and activated carbon can filter suspended matters, sediment, jelly, color and peculiar smell in the water, so that the filtering effect is better.

Description

Integrated medical wastewater purifying and sterilizing equipment

Technical Field

The utility model belongs to the technical field of wastewater treatment, and particularly relates to integrated medical wastewater purification and disinfection equipment.

Background

Medical wastewater comes from hospitals and contains a large amount of pathogenic bacteria, viruses and chemical agents, so that the medical wastewater is sufficiently purified and disinfected, the purification effect is better, and the integrated medical wastewater purification and disinfection equipment is provided.

According to the search, the application number is CN202020541942.1, integrated medical wastewater treatment equipment is disclosed, the integrated medical wastewater treatment equipment comprises a wastewater tank, a wastewater treatment tank and a solid treatment tank which is positioned inside the wastewater treatment tank and fixedly connected with the wastewater treatment tank respectively, the integrated medical wastewater treatment equipment has the advantages that through the mutual matching of the pressure sensor and the electromagnetic valve, solid particles which are retained on the filter sheet flow into the solid treatment tank, the solid particles in medical wastewater are separated out and treated independently, so that the solid particles are prevented from blocking a pipeline in the wastewater treatment tank, and meanwhile, an oxidation tank, a disinfection tank and a filtering tank are sequentially arranged in the wastewater treatment tank, so that harmful substances in medical wastewater are purified for a plurality of times, and the medical wastewater can reach the standard of emission.

But it is found through research that: the device is only to waste water through disinfection pond disinfection treatment, does not have other disinfection modes, and the disinfection is not thorough enough, and the disinfection effect is not good enough, and the device filters the solid matter in the waste water through the filter piece, and the filter effect is not good enough, and then leads to not good enough to the purifying effect of waste water, consequently provides a novel device and solves this problem.

Disclosure of utility model

The utility model aims at: in order to solve the problems of insufficient disinfection effect and insufficient filtering effect, the integrated medical wastewater purification and disinfection equipment is provided.

The technical scheme adopted by the utility model is as follows: the integrated medical wastewater purifying and sterilizing equipment comprises a water collecting tank, wherein a water pump is connected to one side of the water collecting tank through a pipeline;

The purifying mechanism capable of carrying out multistage purification and disinfection treatment on the wastewater is arranged above the water collecting tank.

Wherein the purifying mechanism comprises a treatment box, an ozone generator, an air pipe, a purifying and sterilizing cylinder, a primary purifying tank, a secondary purifying tank, a liquid storage bottle, a metering pump, a servo motor, an electric ball valve and an ultraviolet sterilizing tank, wherein the treatment box is fixedly arranged above the water collecting tank, the inside of the treatment box is connected with the purifying and sterilizing cylinder through a hollow rotary disc in a sealing and rotating way, the servo motor is embedded and arranged above the treatment box, an output shaft of the servo motor is in transmission connection with the purifying and sterilizing cylinder through a chain, chain wheels meshed with the chain are nested outside the purifying and sterilizing cylinder and outside the servo motor, the primary purifying tank and the secondary purifying tank are arranged inside the purifying and sterilizing cylinder from top to bottom, a feeding hole of the treatment box extends into the primary purifying tank, one side of the outside of the treatment box is fixedly provided with the ozone generator, an air pipe is arranged at an outlet of the ozone generator, the air pipe outlet extends to the inside of the treatment box, part of the air pipe extending to the inside of the treatment box is in telescopic arrangement, one side of the outside of the purification disinfection cylinder is fixedly provided with a liquid storage bottle close to the secondary purification groove, a pipeline at the outlet of the liquid storage bottle is connected with a metering pump, the outlet of the metering pump is connected with the pipeline of the secondary purification groove, the inside of the treatment box is fixedly provided with an ultraviolet disinfection groove, the outlet of the secondary purification groove extends to the inside of the ultraviolet disinfection groove, the ultraviolet disinfection groove is in double-layer arrangement, the inner layer of the ultraviolet disinfection groove is made of transparent glass, electric ball valves are arranged at the outlet of the primary purification groove, the outlet of the secondary purification groove and the outlet of the ultraviolet disinfection groove, one side above the purification disinfection cylinder is provided with an opening communicated with the primary purification groove, the inner wall of the opening and the outer wall of the air pipe outlet are adhered with sealing rubber rings, the inside and opening department that corresponds of one-level purifying tank are connected with the closing plate through the pivot rotation, and closing plate and one-level purifying tank pass through spring elastic connection, and closing plate upper edge and opening lower border department all bond and have magnetic seal circle, the trachea is close to the outside nested connecting plate of installing of exit, the servo electricity jar is installed in the embedding of processing case top symmetry, and servo electricity jar end and connecting plate are connected, ultraviolet disinfection lamp is installed around inside the ultraviolet disinfection tank intermediate layer, the outside one side of purifying disinfection section of thick bamboo and the corresponding department fixed mounting of one-level purifying tank have the cistern, cistern top fixed mounting has the aspiration pump, and aspiration pump entry and one-level purifying tank pipe connection, and the aspiration pump export extends to inside the cistern through the connecting pipe, and the one-way discharge valve is installed to connecting pipe exit.

Wherein, the processing box is inside to have the filter vat through slide rail sliding connection with ultraviolet ray disinfection groove exit correspondence department he, and the filter vat bottom is provided with a plurality of sieve meshes, and the inside anthracite, quartz sand, the active carbon that fills in proper order of filter vat from bottom to top, the processing box is inside to have water guide funnel with filter vat bottom correspondence department fixed mounting, and water guide funnel export and water catch bowl pipe connection.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. According to the utility model, the purifying mechanism is used for sequentially carrying out ozone sterilization and purification, chlorine dioxide sterilization and purification and ultraviolet sterilization treatment on the wastewater, and carrying out three times of sterilization and purification treatment on the wastewater, so that the sterilizing effect is better, and the purifying effect on the wastewater is better.

2. According to the utility model, the wastewater flows into the water guide funnel after being filtered by the anthracite, the quartz sand and the activated carbon, and suspended matters, sediment, jelly, color and peculiar smell in the water can be filtered by the anthracite, the quartz sand and the activated carbon, so that the filtering effect is better.

3. According to the utility model, through two implementation modes, the residual ozone after the ozone disinfection and purification treatment is convenient to adsorb, so that the ozone is prevented from being discharged to the outside air to pollute the air.

Drawings

FIG. 1 is a schematic diagram of an overall three-dimensional structure of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of an overall side cross-sectional structure of an embodiment of the present utility model;

FIG. 3 is a schematic diagram of the enlarged construction of FIG. 2 at A in accordance with the present utility model;

FIG. 4 is a schematic diagram of the enlarged structure of FIG. 2B in accordance with the present utility model;

FIG. 5 is a schematic and schematic diagram of a cross-sectional side view of a second embodiment of the present utility model;

Fig. 6 is a schematic diagram of the enlarged structure at C of fig. 5 in the present utility model.

The marks in the figure: 1. a water collection tank; 101. a water pump; 1011. a water guide funnel; 102. a treatment box; 1021. a filter tank; 103. an ozone generator; 1031. an air pipe; 1032. a servo electric cylinder; 1033. a connecting plate; 2. a purifying and sterilizing cylinder; 201. a first-stage purifying tank; 2011. a liquid tank; 2012. an air extracting pump; 2013. a mounting groove; 2014. an active carbon storage tank; 202. a second-stage purifying tank; 2021. a liquid storage bottle; 2022. a metering pump; 203. a servo motor; 204. a sealing plate; 205. an electric ball valve; 206. an ultraviolet disinfection tank; 2061. ultraviolet sterilizing lamp.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the utility model, the following components are added:

Referring to fig. 1 to 6, the integrated medical wastewater purification and disinfection equipment comprises a water collecting tank 1, wherein a water pump 101 is connected to a pipeline at one side of the water collecting tank 1;

A purifying mechanism which can carry out multistage purification and disinfection treatment on the wastewater is arranged above the water collecting tank 1.

Embodiment one:

Referring to fig. 1-4, in this embodiment, the purifying mechanism comprises a treatment tank 102, an ozone generator 103, an air pipe 1031, a purifying and sterilizing cylinder 2, a primary purifying tank 201, a secondary purifying tank 202, a liquid storage bottle 2021, a metering pump 2022, a servo motor 203, an electric ball valve 205 and an ultraviolet sterilizing tank 206, wherein the treatment tank 102 is fixedly arranged above the water collecting tank 1, the purifying and sterilizing cylinder 2 is connected inside the treatment tank 102 through a hollow turntable in a sealing and rotating manner, the servo motor 203 is arranged above the treatment tank 102 in an embedded manner, an output shaft of the servo motor 203 is in transmission connection with the purifying and sterilizing cylinder 2 through a chain, chain wheels meshed with the chain are nested outside the purifying and sterilizing cylinder 2 and outside the output shaft of the servo motor 203, the primary purifying tank 201 and the secondary purifying tank 202 are arranged inside the purifying and sterilizing cylinder 2 from top to bottom, a feeding hole of the treatment tank 102 extends into the primary purifying tank 201, an ozone generator 103 is fixedly arranged on one side outside the treatment box 102, an air pipe 1031 is arranged at the outlet of the ozone generator 103, the outlet of the air pipe 1031 extends into the treatment box 102, part of the air pipe 1031 extending into the treatment box 102 is in telescopic arrangement, a connecting plate 1033 is nested outside the air pipe 1031 near the outlet, a servo cylinder 1032 is symmetrically embedded and arranged above the treatment box 102, the tail end of the servo cylinder 1032 is connected with the connecting plate 1033, an opening communicated with the primary purification tank 201 is arranged on one side above the purification and disinfection cylinder 2, sealing rubber rings are adhered to the inner wall of the opening and the outer wall of the outlet of the air pipe 1031, a sealing plate 204 is connected in a rotary mode through a rotary shaft at the position corresponding to the opening inside of the primary purification tank 201, the sealing plate 204 is in elastic connection with the primary purification tank 201 through a spring, magnetic sealing rings are adhered to the upper edge and the lower edge of the opening of the sealing plate 204, a liquid storage bottle 2021 is fixedly arranged at one side of the outer part of the purification and disinfection cylinder 2, which is close to the secondary purification tank 202, a metering pump 2022 is connected to the pipeline at the outlet of the liquid storage bottle 2021, and the outlet of the metering pump 2022 is connected with the pipeline of the secondary purification tank 202;

An ultraviolet disinfection tank 206 is fixedly arranged in the treatment tank 102, an outlet of the secondary purification tank 202 extends into the ultraviolet disinfection tank 206, the ultraviolet disinfection tank 206 is arranged in a double-layer manner, the inner layer of the ultraviolet disinfection tank 206 is made of transparent glass, electric ball valves 205 are arranged at the outlet of the primary purification tank 201, the outlet of the secondary purification tank 202 and the outlet of the ultraviolet disinfection tank 206, and ultraviolet disinfection lamps 2061 are circumferentially arranged in interlayers of the ultraviolet disinfection tank 206;

the staff introduces medical wastewater into the first-stage purifying tank 201 from the inlet of the treatment tank 102, then closes a valve at the inlet of the treatment tank 102, stretches a servo electric cylinder 1032, pushes an outlet of an air pipe 1031 to penetrate into the first-stage purifying tank 201 from an opening at one side above the purifying and sterilizing cylinder 2, the outlet of the air pipe 1031 rotates against a sealing plate 204, then an ozone generator 103 works, the generated ozone is introduced into the first-stage purifying tank 201 through the air pipe 1031, the servo electric cylinder 1032 contracts, the outlet of the air pipe 1031 is driven to move out of the first-stage purifying tank 201, the sealing plate 204 resets under the action of spring force to seal the opening, part of ozone in the first-stage purifying tank 201 is dissolved in the wastewater, the ozone is decomposed to generate nascent atomic oxygen which is very active in nature and has strong oxidizing property after being dissolved in water, microorganisms and organic matters in the water can be rapidly decomposed, the wastewater is purified and primarily purified, and treated, and simultaneously, the servo electric motor 203 drives the purifying and sterilizing cylinder 2 to reciprocate, so that the wastewater in the first-stage purifying tank 201 is rocked, the wastewater is more evenly mixed with the ozone, and the reaction effect is better;

then the electric ball valve 205 at the outlet of the primary purification tank 201 is opened, the wastewater in the primary purification tank 201 is led into the secondary purification tank 202, then the metering pump 2022 works, the chlorine dioxide aqueous solution in the liquid storage bottle 2021 is led into the secondary purification tank 202, then the servo motor 203 continues to drive the purification and disinfection cylinder 2 to rotate reciprocally, the wastewater in the secondary purification tank 202 and the chlorine dioxide aqueous solution are uniformly mixed, chlorine dioxide can easily penetrate the cell wall of microorganisms, and can oxidize the protein in the microorganisms, so that the enzyme loses activity, the protein synthesis is destroyed, bacteria are killed finally, and the wastewater is subjected to secondary purification and disinfection treatment;

Then the electric ball valve 205 at the outlet of the secondary purifying tank 202 is opened to guide the waste water in the secondary purifying tank 202 into the ultraviolet sterilizing tank 206, the ultraviolet sterilizing lamp 2061 in the interlayer of the ultraviolet sterilizing tank 206 works, and the emitted ultraviolet rays penetrate the inner layer of the ultraviolet sterilizing tank 206 to sterilize the waste water by ultraviolet rays.

Referring to fig. 1, 2 and 4, in the present embodiment, a liquid tank 2011 is fixedly installed at a position corresponding to a primary purifying tank 201 on one side of the exterior of a purifying and sterilizing cylinder 2, an air pump 2012 is fixedly installed above the liquid tank 2011, an inlet of the air pump 2012 is connected with a primary purifying tank 201 through a pipeline, an outlet of the air pump 2012 extends to the interior of the liquid tank 2011 through a connecting pipe, and a one-way exhaust valve is installed at an outlet of the connecting pipe;

After the wastewater is subjected to primary purification and disinfection treatment by ozone, the air pump 2012 works to pump the residual ozone in the primary purification tank 201 into the liquid tank 2011, and the ozone is dissolved in alkali liquor in the liquid tank 2011 to decompose the ozone, so that the ozone is prevented from being discharged into the outside air.

Referring to fig. 1 and 2, in the present embodiment, a filter tank 1021 is slidably connected to a position corresponding to an outlet of an ultraviolet disinfection tank 206 in the treatment tank 102, a plurality of sieve holes are provided at the bottom of the filter tank 1021, anthracite, quartz sand and activated carbon are sequentially filled in the filter tank 1021 from bottom to top, a water guide funnel 1011 is fixedly installed at a position corresponding to the bottom of the filter tank 1021 in the treatment tank 102, and an outlet of the water guide funnel 1011 is connected with a water collecting tank 1 through a pipeline;

The electric ball valve 205 at the outlet of the ultraviolet disinfection tank 206 is opened, the wastewater flows out from the inside of the ultraviolet disinfection tank 206, then flows into the water guide funnel 1011 after being filtered by anthracite, quartz sand and active carbon, and the anthracite, quartz sand and active carbon can filter suspended matters, sediment, jelly, color and peculiar smell in water, and then the filtered water flows into the water collection tank 1 for storage after being drained by the water guide funnel 1011.

Embodiment two:

In the present utility model, there is another embodiment in addition to the above-described treatment of ozone with the alkali liquid dissolved in the liquid bath 2011 by ozone;

referring to fig. 5 and 6, in the present embodiment, a mounting groove 2013 is fixedly mounted on one side of the exterior of the purification and disinfection cylinder 2, an active carbon storage groove 2014 is slidably connected below the mounting groove 2013 through a sliding rail, the active carbon storage groove 2014 is connected with the mounting groove 2013 through a fixing bolt, two sides of the mounting groove 2013 are respectively connected with a primary purification groove 201 and an inlet pipeline of an air pump 2012 through pipelines, and punching holes are formed at positions, corresponding to the pipelines, of two sides of the active carbon storage groove 2014;

The suction pump 2012 pumps the redundant ozone in the primary purification tank 201 into the installation tank 2013, and then enters the activated carbon storage tank 2014 from the punching position on the surface of the activated carbon storage tank 2014, and the activated carbon in the activated carbon storage tank 2014 adsorbs the ozone.

Referring to fig. 1-6, in the present embodiment, the water pump 101, the ozone generator 103, the servo cylinder 1032, the air pump 2012, the metering pump 2022, the servo motor 203, the electric ball valve 205, and the ultraviolet sterilization lamp 2061 are all electrically connected to an external power supply through a control panel.

Working principle: firstly, a worker introduces medical wastewater into the primary purification tank 201 from the inlet of the treatment tank 102, then closes a valve at the inlet of the treatment tank 102, stretches a servo cylinder 1032, pushes an outlet of an air pipe 1031 to penetrate into the primary purification tank 201 from an opening at one side above the purification and disinfection cylinder 2, the outlet of the air pipe 1031 rotates against a sealing plate 204, then an ozone generator 103 works to introduce generated ozone into the primary purification tank 201 through the air pipe 1031, then the servo cylinder 1032 contracts to drive the outlet of the air pipe 1031 to move out of the primary purification tank 201, the sealing plate 204 resets under the action of spring force to seal the opening, part of ozone in the primary purification tank 201 is dissolved in the wastewater, the ozone is decomposed to generate nascent atomic oxygen which has very active property and strong oxidizing property after being dissolved in water, and can rapidly decompose microorganisms and organic matters in the water, the wastewater is purified and primarily purified, meanwhile, the servo motor 203 drives the purifying and sterilizing cylinder 2 to reciprocate, so that the wastewater in the primary purifying tank 201 shakes, the wastewater is mixed with ozone more uniformly, the reaction effect is better, then the air pump 2012 works, residual ozone in the primary purifying tank 201 is pumped into the liquid tank 2011, the ozone is dissolved in alkaline liquid in the liquid tank 2011 to decompose the ozone, and in another embodiment, the air pump 2012 pumps the residual ozone in the primary purifying tank 201 into the mounting tank 2013, then the residual ozone enters the activated carbon storage tank 2014 from the punching position on the surface of the activated carbon storage tank 2014, activated carbon in the activated carbon storage tank 2014 adsorbs the ozone, the ozone is prevented from being discharged into the outside air, then the electric ball valve 205 at the outlet of the primary purifying tank 201 is opened, introducing the wastewater in the primary purification tank 201 into the secondary purification tank 202, then operating a metering pump 2022, introducing the chlorine dioxide water solution in a liquid storage bottle 2021 into the secondary purification tank 202, then continuously driving a purification and disinfection cylinder 2 to rotate in a reciprocating manner by a servo motor 203, uniformly mixing the wastewater in the secondary purification tank 202 with the chlorine dioxide water solution, enabling chlorine dioxide to easily penetrate the cell wall of microorganisms, oxidizing proteins in the microorganisms, inactivating enzymes, destroying protein synthesis, finally killing bacteria, performing secondary purification and disinfection treatment on the wastewater, opening an electric ball valve 205 at the outlet of the secondary purification tank 202, introducing the wastewater in the secondary purification tank 202 into an ultraviolet disinfection tank 206, the ultraviolet disinfection lamp 2061 of the intermediate layer of ultraviolet disinfection groove 206 works, the ultraviolet ray that sends pierces through the ultraviolet disinfection groove 206 inlayer, carry out ultraviolet disinfection to waste water, last the electric ball valve 205 of ultraviolet disinfection groove 206 exit is opened, waste water flows from the inside of ultraviolet disinfection groove 206, later flow into the water guide funnel 1011 inside after filtering through anthracite, quartz sand, active carbon, anthracite, quartz sand, active carbon can filter suspended solid in the aquatic, precipitate, jelly, colour and peculiar smell, later the water through filtration is through water guide funnel 1011 drainage inflow to water catch bowl 1 in store, water pump 101 is derived the inside water purification of water catch bowl 1 and is utilized.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (7)

1. The utility model provides an integrated medical wastewater purification and disinfection equipment, includes water catch bowl (1), its characterized in that: a water pump (101) is connected to one side of the water collecting tank (1) through a pipeline;

A purifying mechanism capable of carrying out multistage purification and disinfection treatment on the wastewater is arranged above the water collecting tank (1);

The purifying mechanism comprises a processing box (102), an ozone generator (103), an air pipe (1031), a purifying and sterilizing cylinder (2), a primary purifying tank (201), a secondary purifying tank (202), a liquid storage bottle (2021), a metering pump (2022), a servo motor (203), an electric ball valve (205) and an ultraviolet sterilizing tank (206);

A treatment tank (102) is fixedly arranged above the water collecting tank (1), a purification disinfection cylinder (2) is connected inside the treatment tank (102) through hollow turntable sealing rotation, a servo motor (203) is embedded and arranged above the treatment tank (102), an output shaft of the servo motor (203) is in transmission connection with the purification disinfection cylinder (2) through a chain, chain wheels meshed with the chain are nested outside the purification disinfection cylinder (2) and outside the output shaft of the servo motor (203), a primary purification tank (201) and a secondary purification tank (202) are arranged inside the purification disinfection cylinder (2) from top to bottom, a feeding port of the treatment tank (102) extends into the primary purification tank (201), an ozone generator (103103) is fixedly arranged on one side outside the treatment tank (102), an air pipe (1) is arranged at an outlet of the ozone generator (103), the air pipe (1031) extends into the inside the treatment tank (102), part of the air pipe (1031) extending into the treatment tank (102) is in a telescopic arrangement, one side of the purification cylinder (2) is close to the secondary purification tank (202), a metering pump (2021) is fixedly arranged at one side of the outer side of the purification tank (2), and the outlet of the purification tank (202) is fixedly connected with the metering pump (2);

The treatment box (102) is internally and fixedly provided with an ultraviolet disinfection tank (206), the outlet of the secondary purification tank (202) extends to the inside of the ultraviolet disinfection tank (206), the ultraviolet disinfection tank (206) is arranged in a double-layer mode, the inner layer of the ultraviolet disinfection tank (206) is made of transparent glass, and the outlet of the primary purification tank (201), the outlet of the secondary purification tank (202) and the outlet of the ultraviolet disinfection tank (206) are all provided with electric ball valves (205).

2. The integrated medical wastewater purification and disinfection apparatus of claim 1, wherein: the purifying and sterilizing cylinder is characterized in that an opening communicated with the primary purifying tank (201) is formed in one side above the purifying and sterilizing cylinder (2), sealing rubber rings are adhered to the inner wall of the opening and the outer wall of the outlet of the air pipe (1031), a sealing plate (204) is connected to the corresponding part of the primary purifying tank (201) through a rotating shaft in a rotating mode, the sealing plate (204) is elastically connected with the primary purifying tank (201) through a spring, and magnetic sealing rings are adhered to the upper edge of the sealing plate (204) and the lower edge of the opening.

3. The integrated medical wastewater purification and disinfection apparatus of claim 1, wherein: the air pipe (1031) is arranged outside the outlet close to the outlet in a nested mode, a servo electric cylinder (1032) is symmetrically arranged above the treatment box (102) in an embedded mode, and the tail end of the servo electric cylinder (1032) is connected with the connecting plate (1033).

4. The integrated medical wastewater purification and disinfection apparatus of claim 1, wherein: ultraviolet disinfection lamps (2061) are arranged in the interlayer of the ultraviolet disinfection tank (206) in a surrounding mode.

5. The integrated medical wastewater purification and disinfection apparatus of claim 1, wherein: the purifying and sterilizing cylinder is characterized in that a liquid tank (2011) is fixedly arranged at the position, corresponding to the primary purifying tank (201), of one side outside the purifying and sterilizing cylinder (2), an air pump (2012) is fixedly arranged above the liquid tank (2011), an inlet of the air pump (2012) is connected with the primary purifying tank (201) through a pipeline, an outlet of the air pump (2012) extends to the inside of the liquid tank (2011) through a connecting pipe, and a one-way exhaust valve is arranged at the outlet of the connecting pipe.

6. The integrated medical wastewater purification and disinfection apparatus of claim 1, wherein: the treatment box (102) is internally provided with a filter tank (1021) in sliding connection with a position corresponding to the outlet of the ultraviolet disinfection tank (206) through a sliding rail, the bottom of the filter tank (1021) is provided with a plurality of sieve holes, and anthracite, quartz sand and activated carbon are sequentially filled in the filter tank (1021) from bottom to top.

7. The integrated medical wastewater purification and disinfection apparatus of claim 1, wherein: a water guide funnel (1011) is fixedly arranged in the treatment box (102) corresponding to the bottom of the filter tank (1021), and the outlet of the water guide funnel (1011) is connected with the water collecting tank (1) through a pipeline.