CN216998403U

CN216998403U - Pathogen activity detection system in medical wastewater

Info

Publication number: CN216998403U
Application number: CN202220227357.3U
Authority: CN
Inventors: 毛品梅
Original assignee: Changzhou Suce Environment Detection Co ltd
Current assignee: Changzhou Suce Environment Detection Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-07-19
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a system for detecting the activity of pathogens in medical wastewater, which comprises a wastewater treatment tank, wherein a water sample extraction pipeline fixing partition plate and a water pump fixing partition plate are fixed inside the wastewater treatment tank, the bottom of the water sample extraction pipeline fixing partition plate is communicated with five water sample extraction pipelines, a polymerization pipeline is connected between the water sample extraction pipeline fixing partition plate and the water pump fixing partition plate, a water pump is fixed on the upper surface of the water pump fixing partition plate, a water outlet pipeline is connected onto the water pump, a wastewater sampling tank is connected to the bottom of the water outlet pipeline, a sampling tank water outlet pipe is communicated onto the wastewater sampling tank, a seed receiving rod is connected onto the water outlet pipe of the sampling tank, and a seed receiving ring is connected onto the seed receiving rod. The waste water sampling tank is provided with the inoculation rod and the inoculation ring, a waste water sample in the waste water sampling tank is extruded under the aseptic condition, waste water is smeared in a solid through the inoculation ring to be cultured, and the activity of pathogens in the medical waste water is determined by observing the colony number of microorganism propagation in a culture medium.

Description

Pathogen activity detection system in medical wastewater

Technical Field

The utility model relates to a medical wastewater detection system, in particular to a system for detecting pathogen activity in medical wastewater, and belongs to the field of medical wastewater detection equipment application.

Background

The wastewater discharge of medical institutions is special wastewater which takes pathogenic microorganisms containing viruses, bacteria and the like as main pollutants, and if the wastewater is directly discharged to the environment without treatment, the wastewater will inevitably pollute the receiving water body and cause harm to human health. The medical wastewater disinfection comprises pre-disinfection before treatment and disinfection after treatment, and sludge also needs to be subjected to drying treatment after disinfection due to the environmental protection requirement and the health of operators. Especially in the epidemic situation protection period, the work of disinfecting and detecting medical waste water is well done.

The basic methods for treating medical wastewater at present are three types: the physical method, the chemical method and the microbiological method are adopted by hospitals at present, and the physical method mainly aims at the operations of precipitation, separation, cold and hot treatment and the like of hospital wastewater. The chemical method is widely applied to hospital wastewater treatment, and the currently common methods comprise: chlorination, oxidant, radiation, etc. The microorganism processing method is gradually favored by people as a method with higher scientific and technological added value at present.

No matter which method is adopted to disinfect the medical wastewater, the one-time performance can not be ensured to completely eliminate pathogenic microorganisms in the medical wastewater, therefore, the disinfected medical wastewater needs to be sampled to detect the activity of the pathogenic microorganisms, and can be discharged on the premise that the detection result meets the regulation.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving the above problems and providing a system for detecting the activity of pathogens in medical wastewater.

The utility model realizes the aim by the following technical scheme, and the system comprises a wastewater treatment tank, wherein a water inlet pipeline, a drainage pipeline and a disinfectant pipeline are communicated with the wastewater treatment tank, a stirrer is connected at the bottom in the wastewater treatment tank, a water sample extraction pipeline fixed partition plate and a water pump fixed partition plate which are of hollow structures are fixed in the wastewater treatment tank, five water sample extraction pipelines are communicated with the bottom of the water sample extraction pipeline fixed partition plate, a polymerization pipeline is connected between the water sample extraction pipeline fixed partition plate and the water pump fixed partition plate, the water sample extraction pipeline is communicated with the polymerization pipeline, a water pump is fixed on the upper surface of the water pump fixed partition plate, the water inlet end at the bottom of the water pump is communicated with the polymerization pipeline, a water outlet pipeline is connected with the water inlet end of the water pump, and a plurality of through holes A are respectively arranged on the water sample extraction pipeline fixed partition plate and the water pump fixed partition plate, the water outlet pipeline is connected with an electronic valve, the bottom of the water outlet pipeline is connected with a wastewater sampling tank, the side wall of the wastewater sampling tank is provided with scales, the wastewater sampling tank is communicated with a water outlet pipe of the sampling tank, the water outlet pipe of the sampling tank is connected with a hollow structure and a seed receiving rod with two open ends, and the seed receiving rod is connected with a seed receiving ring.

Preferably, be fixed with waste water sample jar draw-in groove on the waste water treatment jar lateral wall, outlet conduit goes out the water end and is located waste water sample jar draw-in groove top, be connected with spring post A on the inside basal surface of waste water sample jar draw-in groove, spring post A upper end is connected with the bearing board, waste water sample jar is located on the bearing board, elastic connection has the checkpost on the bearing board lateral wall, be equipped with the logical groove of checkpost on the waste water sample jar draw-in groove lateral wall, the checkpost with the logical groove of checkpost is relative.

Preferably, be equipped with the checkpost recess on the bearing board lateral wall, the checkpost inlays to be established in the checkpost recess, the checkpost with be connected with spring post B between the checkpost recess, be equipped with on the waste water sample jar draw-in groove lateral wall and press the platen, be connected with spring post C and depression bar on pressing the interior terminal surface of platen, the depression bar cover is established in the spring post C, spring post C fixes the logical groove periphery of checkpost, the depression bar with the logical groove of checkpost is relative.

Preferably, the waste water sample jar includes stainless steel's sample jar intake end and PVC material's sample jar body, the sample jar intake end with sample jar body formula structure as an organic whole, sample jar body overcoat is equipped with the stainless steel dustcoat, it leads to the groove to be equipped with two relative dustcoats on the stainless steel dustcoat.

Preferably, the sample jar is intake and is held the internal fixation and have the stopper connection pad, be equipped with a plurality of through-holes B on the stopper connection pad, be connected with spring post D on the stopper connection pad, be connected with the stopper on the spring post D, the stopper is plugged in the water inlet of sample jar intake end.

Preferably, a water pipe fixing clamp is fixed on the side wall of the wastewater treatment tank, the water outlet pipeline is fixed on the water pipe fixing clamp, the bottom surface of the water outlet pipeline is of a closed structure, and two opposite water outlets are formed in the side wall of the water outlet end of the bottom of the water outlet pipeline.

The utility model has the beneficial effects that: the utility model discloses a system for detecting pathogen activity in medical wastewater, which is characterized in that a five-point sampling method is adopted to sample medical wastewater treated in a wastewater treatment tank, a wastewater sample is injected into the wastewater sampling tank with scales, the wastewater sampling tank is provided with a seed inoculating rod and a seed inoculating ring, the wastewater sample in the wastewater sampling tank is extruded under the aseptic condition, the wastewater is smeared in a solid through the seed inoculating ring for culture, and the pathogen activity in the medical wastewater is determined by observing the colony number of microorganism propagation in a culture medium, so that the purpose of detecting the pathogen activity in the medical wastewater is achieved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of a connection structure of a water sample extraction pipeline fixing partition and a water pump fixing partition according to the present invention.

FIG. 3 is a schematic view of the connection structure of the bearing plate and the clamping groove of the waste water sampling tank.

FIG. 4 is a schematic view of the connection structure of the clip and the support plate according to the present invention.

FIG. 5 is a schematic view of the connection structure of the water outlet pipe and the wastewater sampling tank according to the present invention.

FIG. 6 is a schematic view of the stainless steel housing according to the present invention.

FIG. 7 is a schematic view of the interconnecting structure of the water outlet pipe, the inoculating rod and the inoculating ring.

In the figure: 1. 1-1 parts of wastewater treatment tank, 1-2 parts of water inlet pipeline, 1-3 parts of drainage pipeline, 1-4 parts of disinfectant pipeline, 1-4 parts of stirrer, 2 parts of water sample extraction pipeline fixing partition plate, 3 parts of water pump fixing partition plate, 4 parts of water sample extraction pipeline, 5 parts of water pump, 6 parts of polymerization pipeline, 7 parts of through hole A, 8 parts of water outlet pipeline, 9 parts of wastewater sampling tank clamping groove, 10 parts of wastewater sampling tank, 10-1 parts of sampling tank water inlet end, 10-2 parts of sampling tank body, 11 parts of water pipe fixing clamp, 12 parts of bearing plate, 13 parts of spring column A, 14 parts of clamp through groove, 15 parts of clamp, 16 parts of pressing plate, 17 parts of spring column C, 18 parts of pressing rod, 19 parts of clamp groove, 20 parts of spring column B, 21 parts of electronic valve, 22 parts of water outlet, 23 parts of scale, 24 parts of sampling tank, 25 parts of water outlet pipe, seed receiving rod, 26 parts of seed receiving ring, 27 parts of pressing rod, The plug connecting disc 28, the through holes B and 29, the plugs 30, the spring columns D and 31, the stainless steel outer covers 32 and the outer cover through grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner" and "outer" indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect through an intermediate medium, and the connection may be internal to the two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1, 2, 5 and 7, the system for detecting the activity of pathogens in medical wastewater comprises a wastewater treatment tank 1, wherein the wastewater treatment tank 1 is communicated with a water inlet pipeline 1-1, a water outlet pipeline 1-2 and a disinfectant pipeline 1-3, the bottom of the wastewater treatment tank 1 is connected with a stirrer 1-4, a water sample extraction pipeline fixed partition plate 2 and a water pump fixed partition plate 3 which are of hollow structures are fixed in the wastewater treatment tank 1, the bottom of the water sample extraction pipeline fixed partition plate 2 is communicated with five water sample extraction pipelines 4, a polymerization pipeline 6 is connected between the water sample extraction pipeline fixed partition plate 2 and the water pump fixed partition plate 3, the water sample extraction pipeline 4 is communicated with the polymerization pipeline 6, a water pump 5 is fixed on the upper surface of the water pump fixed partition plate 3, and the water inlet end at the bottom of the water pump 5 is communicated with the polymerization pipeline 6, be connected with outlet conduit 8 on the intake of water pump 5, water sample extraction pipeline fixed stop 2 with all be equipped with a plurality of through-holes A7 on the water pump fixed stop 3, be connected with electronic valve 21 on the

outlet conduit

8, 8 bottoms of outlet conduit are connected with waste water sample jar 10, be equipped with scale 23 on the waste water sample jar 10 lateral wall, the intercommunication has sample jar outlet pipe 24 on the waste water sample jar 10, be connected with hollow structure and both ends open-ended inoculation stick 25 on the sample jar outlet pipe 24, be connected with transfering loop 26 on the inoculation stick 25.

The through holes A7 on the water sample extraction pipeline fixed partition plate 2 and the water pump fixed partition plate 3 facilitate the circulation of waste water.

Medical wastewater is injected into a wastewater treatment tank 1 through a water inlet pipeline 1-1, trichloroisocyanuric acid powder is discharged into the wastewater treatment tank 1 through a disinfectant pipeline 1-3 and disinfects the wastewater in the wastewater treatment tank 1, a stirring machine 1-4 is opened in the disinfection process to ensure that the trichloroisocyanuric acid powder and the medical wastewater are uniformly mixed, after the disinfection lasts for 24-48 hours, the stirring machine 1-4 is closed, a water pump 5 and a switch of an electronic valve 21 are opened, the water pump 5 pumps the wastewater out through a water sample extraction pipeline 4 and injects the wastewater into a wastewater sampling tank 10 through a water outlet pipeline 8, the volume of the wastewater in the wastewater sampling tank 10 is read through a scale 23, after a inoculating ring 26 is fixed on an inoculating rod 25, the whole wastewater sampling tank 10 is placed in a ventilation cabinet in a sterile environment, and the wastewater sampling tank 10, a water outlet pipe 24 and the inoculating rod 25 are wiped and disinfected by alcohol cotton, roasting and disinfecting the inoculating loop 26 by using an alcohol lamp, extruding the wastewater sampling tank 10, slowly extruding the wastewater in the wastewater sampling tank 10, dripping a drop of wastewater on a solid culture medium, then adopting a streak culture method, dripping the wastewater on the culture medium by using the inoculating loop 26, and after culturing for 24 hours at 37 ℃, observing the colony number on the culture medium, wherein if the colony number on the culture medium is more, the medical wastewater is not disinfected completely and does not accord with the discharge regulation; if only a very individual colony number exists on the culture medium, the specific type of bacteria needs to be observed under a microscope, and if the bacteria are not pathogenic bacteria, the medical wastewater is completely disinfected and can be discharged.

As shown in fig. 1 and 3, be fixed with waste water sample jar draw-in groove 9 on the 1 lateral wall of waste water treatment jar, outlet conduit 8 goes out the water end and is located waste water sample jar draw-in groove 9 top, be connected with spring post A13 on the inside basal surface of waste water sample jar draw-in groove 9, spring post A13 upper end is connected with bearing board 12, waste water sample jar 10 is located on the bearing board 12, elastic connection has checkpost 15 on the bearing board 12 lateral wall, it leads to groove 14 to be equipped with the checkpost on the waste water sample jar draw-in groove 9 lateral wall, checkpost 15 with it is relative that groove 14 is led to the checkpost.

The clamp 15 is embedded in the clamp through groove 14, and the bearing plate 12 is fixed at the bottom of the clamping groove 9 of the wastewater sampling tank.

As shown in fig. 3 and 4, be equipped with checkpost recess 19 on the bearing board 12 lateral wall, checkpost 15 inlays to be established in the checkpost recess 19, checkpost 15 with be connected with spring post B20 between the checkpost recess 19, be equipped with on the lateral wall of waste water sample tank draw-in groove 9 and press the board 16, be connected with spring post C17 and depression bar 18 on pressing the terminal surface in the board 16, depression bar 18 cover is established in spring post C17, spring post C17 is fixed the groove 14 periphery is led to the checkpost, depression bar 18 with the groove 14 is led to the checkpost is relative.

The pressing plate 16 is pressed inwards, the pressing rod 18 pushes the clamp 15 out of the clamp through groove 14, the supporting plate 12 extends upwards under the elastic action of the spring column A13, and the waste water sampling tank 10 located on the supporting plate 12 is pressed to be abutted against the water outlet pipeline 8.

As shown in fig. 5 and 6, the wastewater sampling tank 10 comprises a sampling tank water inlet end 10-1 made of stainless steel and a sampling tank body 10-2 made of PVC, the sampling tank water inlet end 10-1 and the sampling tank body 10-2 are of an integrated structure, a stainless steel outer cover 31 is sleeved outside the sampling tank body 10-2, and two opposite outer cover through grooves 32 are formed in the stainless steel outer cover 31.

The stainless steel outer cover 31 supports the wastewater sampling tank 10.

As shown in fig. 5, a plug connecting disc 27 is fixed in the water inlet end 10-1 of the sampling tank, a plurality of through holes B28 are formed in the plug connecting disc 27, a spring column D30 is connected to the plug connecting disc 27, a plug 29 is connected to the spring column D30, the plug 29 is plugged in the water inlet of the water inlet end 10-1 of the sampling tank, the bottom surface of the water outlet pipe 8 is of a closed structure, and two opposite water outlets 22 are formed in the side wall of the water outlet end at the bottom of the water outlet pipe 8.

When the water outlet pipeline 8 abuts against the wastewater sampling tank 10, the water outlet end of the water outlet pipeline 8 presses the plug 29 into the water inlet end 10-1 of the sampling tank, and wastewater in the water outlet pipeline 8 is discharged into the wastewater sampling tank 10; when the waste water sampling tank 10 is pressed downwards, the waste water sampling tank 10 is separated from the water outlet pipe 8, and the plug 29 is rebounded into the water inlet of the water inlet end 10-1 of the sampling tank by the spring column D30.

As shown in figure 1, a water pipe fixing clamp 11 is fixed on the side wall of the wastewater treatment tank 1, and the water outlet pipe 8 is fixed on the water pipe fixing clamp 11, so that the stability of the water outlet pipe 8 is improved.

The working principle is as follows:

in the scheme, a five-point sampling method is adopted for sampling; the disinfectant filled in the disinfectant pipelines 1-3 is trichloroisocyanuric acid powder; the stirrer 1-4 is a commercially available stirrer and comprises a servo motor and a stirring rod, and the connection structure of the stirrer 1-4 and the wastewater treatment tank 1 is the prior art and is not described herein in detail.

In the present case, need adopt a plurality of culture dishes to carry out parallel test, because there is the cell wall on the bacterium surface as the protection, and the virus surface does not have the protective layer, consequently when touching disinfectant, the bacterium is inactivated earlier to the virus, uses the bacterial colony as the detection standard when consequently detecting the activity of pathogen in the medical waste water.

In the present case, the culture medium is with agar bovine serum solid plate medium for the laboratory, and the fume hood is with the aseptic fume hood from taking the ultraviolet lamp for the laboratory.

The specific detection steps are as follows:

s1, opening an ultraviolet lamp in the fume hood 24 hours before detection, and disinfecting the fume hood;

s2, pressing the wastewater sampling tank 10 into the wastewater sampling tank clamping groove 9 and extruding the bearing plate 12 downwards, embedding the clamp 15 on the bearing plate 12 into the clamp through groove 14, fixing the bearing plate 12 at the bottom of the wastewater sampling tank clamping groove 9, and positioning the wastewater sampling tank 10 below the water outlet pipeline 8;

s3, the pressing plate 16 is pressed inwards, the pressing rod 18 pushes the clips 15 out of the clip through groove 14, the supporting plate 12 extends upwards under the elastic action of the spring column A13, the wastewater sampling tank 10 located on the supporting plate 12 is pressed to be abutted against the water outlet pipeline 8, and the plug 29 is pressed into the water inlet end 10-1 of the sampling tank by the water outlet end of the water outlet pipeline 8;

s4, using a water pump 5 to pump out medical wastewater sterilized by trichloroisocyanuric acid powder for 24-48 hours through a water sample extraction pipeline 4, injecting the medical wastewater into a wastewater sampling tank 10 through a water outlet pipeline 8, reading the volume of the wastewater in the wastewater sampling tank 10 through a scale 23, fixing an inoculating ring 26 on an inoculating rod 25, placing the whole wastewater sampling tank 10 in a ventilation cabinet in an aseptic environment, wiping and sterilizing the wastewater sampling tank 10, a water outlet pipe 24 of the sampling tank and the inoculating rod 25 by alcohol cotton, using an alcohol lamp to roast and sterilize the inoculating ring 26, extruding the wastewater sampling tank 10, slowly extruding the wastewater in the wastewater sampling tank 10, dropping a drop of the wastewater on a solid culture medium, using a streak culture method to cut the wastewater on the culture medium by the inoculating ring 26, observing the colony number on the culture medium after culturing for 24 hours at 37 ℃, and if the colony number on the culture medium is more, the medical wastewater is not disinfected completely and does not accord with the discharge regulation; if only a very individual colony number exists on the culture medium, the specific type of bacteria needs to be observed under a microscope, and if the bacteria are not pathogenic bacteria, the medical wastewater is completely disinfected and can be discharged.

In conclusion, the medical wastewater treated in the wastewater treatment tank is sampled by adopting a five-point sampling method, the wastewater sample is injected into the wastewater sampling tank with scales, the wastewater sampling tank is provided with the inoculating rod and the inoculating ring, the wastewater sample in the wastewater sampling tank is extruded under the aseptic condition, the wastewater is smeared in a solid through the inoculating ring for culture, and the activity of pathogens in the medical wastewater is determined by observing the colony number of microorganism propagation in a culture medium, so that the purpose of detecting the activity of the pathogens in the medical wastewater is achieved, and the medical wastewater has wide application prospect.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an active detecting system of pathogen among medical waste water, includes waste water treatment tank (1), the intercommunication has inlet channel (1-1), drainage pipe (1-2), disinfectant pipeline (1-3) on waste water treatment tank (1), the bottom is connected with mixer (1-4), its characterized in that in waste water treatment tank (1): the water sample extraction pipeline fixing partition plate (2) and the water pump fixing partition plate (3) which are of hollow structures are fixed inside the wastewater treatment tank (1), five water sample extraction pipelines (4) are communicated with the bottom of the water sample extraction pipeline fixing partition plate (2), a polymerization pipeline (6) is connected between the water sample extraction pipeline fixing partition plate (2) and the water pump fixing partition plate (3), the water sample extraction pipeline (4) is communicated with the polymerization pipeline (6), a water pump (5) is fixed on the upper surface of the water pump fixing partition plate (3), the water inlet end at the bottom of the water pump (5) is communicated with the polymerization pipeline (6), a water outlet pipeline (8) is connected to the water inlet end of the water pump (5), a plurality of through holes A (7) are formed in the water sample extraction pipeline fixing partition plate (2) and the water pump fixing partition plate (3), and an electronic valve (21) is connected to the water outlet pipeline (8), outlet conduit (8) bottom is connected with waste water sample jar (10), be equipped with scale (23) on waste water sample jar (10) lateral wall, the intercommunication has sample jar outlet pipe (24) on waste water sample jar (10), be connected with hollow structure and both ends open-ended inoculation stick (25) on sample jar outlet pipe (24), be connected with transfering loop (26) on inoculation stick (25).

2. The system for detecting the activity of pathogens in medical wastewater according to claim 1, wherein: be fixed with waste water sample jar draw-in groove (9) on waste water treatment jar (1) lateral wall, outlet conduit (8) play water end is located waste water sample jar draw-in groove (9) top, be connected with spring post A (13) on waste water sample jar draw-in groove (9) inside basal surface, spring post A (13) upper end is connected with bearing board (12), waste water sample jar (10) are located on bearing board (12), elastic connection has checkpost (15) on bearing board (12) lateral wall, it leads to groove (14) to be equipped with the checkpost on waste water sample jar draw-in groove (9) lateral wall, checkpost (15) with it is relative that groove (14) are led to the checkpost.

3. The system for detecting the activity of pathogens in medical wastewater according to claim 2, wherein: be equipped with checkpost recess (19) on bearing board (12) lateral wall, checkpost (15) are inlayed and are established in checkpost recess (19), checkpost (15) with be connected with spring post B (20) between checkpost recess (19), be equipped with on waste water sample tank draw-in groove (9) lateral wall and press clamp plate (16), be connected with spring post C (17) and depression bar (18) on pressing clamp plate (16) terminal surface, depression bar (18) cover is established in spring post C (17), spring post C (17) are fixed the logical groove of checkpost (14) periphery, depression bar (18) with it is relative that logical groove (14) are led to the checkpost.

4. The system for detecting the activity of pathogens in medical wastewater according to claim 1 or claim 2, wherein: waste water sample jar (10) including stainless steel's sample jar intake end (10-1) and sample jar body (10-2) of PVC material, sample jar intake end (10-1) with sample jar body (10-2) formula structure as an organic whole, sample jar body (10-2) overcoat is equipped with stainless steel dustcoat (31), it leads to groove (32) to be equipped with two relative dustcoats on stainless steel dustcoat (31).

5. The system for detecting the activity of pathogens in medical wastewater according to claim 4, wherein: sample jar is intake end (10-1) internal fixation has stopper connection pad (27), be equipped with a plurality of through-holes B (28) on stopper connection pad (27), be connected with spring post D (30) on stopper connection pad (27), be connected with stopper (29) on spring post D (30), stopper (29) are blocked in the water inlet of sample jar intake end (10-1).

6. The system for detecting the activity of pathogens in medical wastewater according to claim 1, wherein: the water pipe fixing clamp (11) is fixed on the side wall of the wastewater treatment tank (1), the water outlet pipeline (8) is fixed on the water pipe fixing clamp (11), the bottom surface of the water outlet pipeline (8) is of a closed structure, and two opposite water outlets (22) are formed in the side wall of the water outlet end of the bottom of the water outlet pipeline (8).