Sewage sterilization device for pathogenic microorganism laboratory

Abstract

The utility model discloses a sewage sterilization device for a pathogenic microorganism laboratory, which comprises a sterilization box main body, liquid inlets are symmetrically arranged on two sides of the top of the sterilization box main body, the inside of the sterilization box main body is rotatably connected with a rotating shaft through a motor, and a movable sleeve is movably sleeved outside the top end of the rotating shaft. An annular base is arranged outside the movable sleeve, a plurality of partition plates are connected between the inner wall of the annular base and the outer wall of the movable sleeve in a surrounding mode, containing grooves are formed in the partition plates, a plurality of flow dividing openings are formed in the two sides of the containing grooves in the partition plates, and a plurality of blocking rods are further fixed to the inner wall of the annular base in a surrounding mode. According to the sewage sterilization device for the pathogenic microorganism laboratory, a disinfectant can be uniformly added into sewage, so that the disinfectant and the sewage are more sufficiently mixed, and the sewage sterilization effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a sewage sterilization device for a pathogenic microorganism laboratory. Background Art

[0002] Pathogenic microorganisms refer to microorganisms that can invade the human body and cause infection or even infectious diseases, or pathogens. Among pathogens, bacteria and viruses are the most harmful. Pathogenic microorganism laboratories refer to laboratories that legally engage in research, teaching, testing, diagnosis, production and other experimental activities related to pathogenic microorganisms (viruses) and samples that contain or may contain pathogenic microorganisms.

[0003] At present, pathogenic microorganism laboratories usually produce a certain amount of sewage during experiments. In order to avoid pollution caused by these sewage, sterilization treatment is required. The existing sewage sterilization equipment used in pathogenic microorganism laboratories is partially achieved by adding disinfectants. However, since the disinfectant is added to the sewage with low uniformity, it cannot be fully mixed with the sewage, thus affecting the effect of sewage sterilization. Utility Model Content

[0004] The purpose of the utility model is to provide a sewage sterilization device for pathogenic microorganism laboratories to solve the problem raised in the above background technology that when the sewage is sterilized by adding a disinfectant, the disinfectant cannot be fully mixed with the sewage due to low uniformity of the disinfectant added to the sewage.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sewage sterilization device for a pathogenic microorganism laboratory, comprising a sterilization box body, liquid inlets are symmetrically provided on both sides of the top of the sterilization box body, the interior of the sterilization box body is connected to a rotating shaft through a motor, an external movable sleeve at the top of the rotating shaft is provided with a movable sleeve, an annular seat is provided on the outside of the movable sleeve, a plurality of partition plates are connected around the inner wall of the annular seat and the outer wall of the movable sleeve, and a containing groove is provided inside the partition plate, a plurality of diversion ports are provided on both sides of the containing groove inside the partition plate, and a plurality of gear rods are also fixed around the inner wall of the annular seat.

[0006] Preferably, the shift rods are evenly distributed on the inner wall of the annular seat, and the shift rods are all located in the gaps between the partition plates.

[0007] Preferably, the outer wall of the upper end of the rotating shaft is provided with a recessed portion, and the movable sleeve sliding sleeve is arranged outside the recessed portion of the rotating shaft.

[0008] Preferably, both upper and lower ends of the rotating shaft recess are sleeved with limit springs, and both ends of the limit springs are respectively connected to the upper and lower ends of the movable sleeve and the inner walls of the upper and lower ends of the rotating shaft recess.

[0009] Preferably, a plurality of stirring blades are evenly fixed to the outside of the lower end of the rotating shaft, and a plurality of strip-shaped recesses are provided on the top surface of the stirring blades, and the inner wall of the strip-shaped recesses on the top surface of the stirring blades is an arc-shaped structure.

[0010] Preferably, both upper and lower ends of the annular seat are open structures, and the position of the annular seat corresponds to the position of the liquid inlet.

[0011] Compared with the prior art, the utility model has the beneficial effect that the sewage sterilization device for pathogenic microorganism laboratory can evenly add disinfectant to sewage, so that the two are more fully mixed, thereby improving the sterilization effect of sewage. The device is provided with an annular seat at the upper end of the sterilization box body, and when the shaft rotates, the annular seat can be driven to rotate synchronously through the movable sleeve. When the annular seat rotates, the partition plate and the gear lever can be used to effectively disperse the sewage and the disinfectant, so that the disinfectant and the sewage are fully mixed inside the sterilization box body, avoiding the low uniformity of the disinfectant added to the sewage affecting the sterilization effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of a sewage sterilization device for pathogenic microorganism laboratories of the utility model;

[0013] Figure 2 This is a schematic diagram of the internal structure of a ring-shaped seat of a sewage sterilization device for pathogenic microorganism laboratories of the utility model;

[0014] Figure 3 This is a schematic diagram of the connection structure between the movable sleeve and the rotating shaft of a sewage sterilization device for pathogenic microorganism laboratories of the utility model;

[0015] Figure 4 The utility model is a schematic diagram of the connection structure of the rotating shaft and the stirring blade of a sewage sterilization device for pathogenic microorganism laboratories.

[0016] In the figure: 1. Sterilization box body; 2. Liquid inlet; 3. Rotating shaft; 4. Movable sleeve; 5. Partition plate; 6. Ring seat; 7. Diversion port; 8. Stirring blade; 9. Gear lever; 10. Limit spring. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-4The utility model provides a technical solution: a sewage sterilization device for a pathogenic microorganism laboratory, comprising a sterilization box body 1, liquid inlets 2 are symmetrically arranged on both sides of the top of the sterilization box body 1, a liquid outlet is arranged at the bottom of the sterilization box body 1, a rotating shaft 3 is connected to the inside of the sterilization box body 1 through a motor, and the connection between the rotating shaft 3 and the sterilization box body 1 is connected through a bearing, an external movable sleeve at the top of the rotating shaft 3 is provided with a movable sleeve 4, and an annular seat 6 is arranged on the outside of the movable sleeve 4, and both upper and lower ends of the annular seat 6 are open structures, and the annular seat 6 corresponds to the position of the liquid inlet 2, and a plurality of partition plates 5 are fixedly connected around the inner wall of the annular seat 6 and the outer wall of the movable sleeve 4, and a containing groove is arranged inside the partition plate 5, and both sides of the containing groove inside the partition plate 5 are provided with The sterilization box body 1 of this structure can add sewage and disinfectant at the same time through the two liquid inlets 2 on the top, and the rotating shaft 3 can rotate inside the sterilization box body 1 under the drive of the motor. When the rotating shaft 3 rotates, the annular seat 6 and the partition plate 5 can be driven to rotate synchronously through the movable sleeve 4. When the sewage and disinfectant fall into the interior of the annular seat 6 from the liquid inlet 2, the partition plate 5 can effectively disperse the sewage and disinfectant by rotating. At the same time, when part of the sewage and disinfectant fall into the containing groove inside the partition plate 5, the partition plate 5 can further disperse the sewage and disinfectant through the several diversion ports 7, which makes the disinfectant and sewage The inner wall of the annular seat 6 is also surrounded by a plurality of gear rods 9 welded and fixed thereon. The gear rods 9 are evenly distributed on the inner wall of the annular seat 6, and the gear rods 9 are all located in the gaps between the partition plates 5. When the annular seat 6 of this structure rotates, the gear rods 9 are synchronously driven to rotate, which enables the gear rods 9 to disperse the sewage and disinfectant that fall into the gaps between the partition plates 5, thereby further improving the mixing effect of the two inside the sterilization box body 1. The outer wall of the upper end of the rotating shaft 3 is provided with a recessed portion, and the movable sleeve 4 is slidably sleeved on the outside of the recessed portion of the rotating shaft 3. The upper and lower ends of the recessed portion of the rotating shaft 3 are both sleeved with limit springs 10, and the limit springs The two ends of 10 are respectively connected to the upper and lower ends of the movable sleeve 4 and the inner walls of the upper and lower ends of the recessed part of the rotating shaft 3. In this structure, when the rotating shaft 3 drives the movable sleeve 4 to rotate, the movable sleeve 4 can move up and down in the recessed part of the rotating shaft 3 and squeeze the limit spring 10, which enables the movable sleeve 4 to drive the partition plate 5 to produce a certain amplitude of shaking under the action of the limit spring 10, thereby effectively improving the effect of the partition plate 5 on dispersing sewage and disinfectant. A plurality of stirring blades 8 are evenly sleeved and fixed on the outside of the lower end of the rotating shaft 3, and a plurality of strip recesses are provided on the top surface of the stirring blade 8, and the inner wall of the strip recess on the top surface of the stirring blade 8 is an arc-shaped structure. When the rotating shaft 3 of this structure rotates, it can synchronously drive a plurality of stirring blades 8 to stir and mix the sewage and disinfectant.And the stirring blade 8 can improve the disturbance effect of both through a plurality of strip-shaped notches on the top surface, thereby further improving the sterilization effect of sewage.

[0019] Working principle: When using the sewage sterilization device for pathogenic microorganism laboratories, first add sewage and disinfectant at the same time through the two liquid inlets 2 on the top of the sterilization box body 1, and then start the motor on the top of the sterilization box body 1. When the motor is driven, it drives the rotating shaft 3 to rotate inside the sterilization box body 1. When the rotating shaft 3 rotates, it will synchronously drive the movable sleeve 4 to move up and down in the recessed part of the rotating shaft 3 and squeeze the limit spring 10. At this time, the movable sleeve 4 will generate a certain amplitude under the action of the limit spring 10. When the movable sleeve 4 moves, it will also drive the annular seat 6 and the partition plate 5 to rotate synchronously. When the sewage and disinfectant fall into the sterilizer from the liquid inlet 2, When the sewage and disinfectant pass through the annular seat 6 inside the bacteria box body 1, the partition plate 5 can effectively disperse part of the sewage and disinfectant. At the same time, when part of the sewage and disinfectant fall into the container groove inside the partition plate 5, the partition plate 5 disperses the sewage and disinfectant through a plurality of diversion ports 7. When the two fall into the interior of the sterilization box body 1, the rotating shaft 3 will synchronously drive a plurality of stirring blades 8 to stir and mix the sewage and disinfectant, and the stirring blades 8 can improve the disturbance effect through a plurality of strip recesses on the top surface, so that the disinfectant and sewage can be fully mixed inside the sterilization box body 1, thereby completing a series of tasks.

[0020] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A sewage sterilization device for a pathogenic microorganism laboratory, comprising a sterilization box body (1), wherein liquid inlets (2) are symmetrically arranged on both sides of the top of the sterilization box body (1), and the characteristics are: The interior of the sterilization box body (1) is connected to a rotating shaft (3) through a motor, and an external movable sleeve (4) is provided on the top of the rotating shaft (3). An annular seat (6) is provided on the outside of the movable sleeve (4). A plurality of partition plates (5) are connected around the inner wall of the annular seat (6) and the outer wall of the movable sleeve (4), and a containing groove is provided inside the partition plate (5). Both sides of the containing groove inside the partition plate (5) are provided with a plurality of diversion ports (7), and a plurality of shift rods (9) are fixed around the inner wall of the annular seat (6).

2. The sewage sterilization device for pathogenic microorganism laboratory according to claim 1 is characterized in that: The shift rods (9) are evenly distributed on the inner wall of the annular seat (6), and the shift rods (9) are all located in the gaps between the partition plates (5).

3. The sewage sterilization device for pathogenic microorganism laboratory according to claim 1 is characterized in that: The outer wall of the upper end of the rotating shaft (3) is provided with a recessed portion, and the movable sleeve (4) is slidably sleeved outside the recessed portion of the rotating shaft (3).

4. The sewage sterilization device for pathogenic microorganism laboratory according to claim 3 is characterized by: Limit springs (10) are sleeved on both upper and lower ends of the recessed portion of the rotating shaft (3), and both ends of the limit spring (10) are respectively connected to the upper and lower ends of the movable sleeve (4) and the inner walls of the upper and lower ends of the recessed portion of the rotating shaft (3).

5. The sewage sterilization device for pathogenic microorganism laboratory according to claim 1 is characterized in that: A plurality of stirring blades (8) are evenly fixed on the outside of the lower end of the rotating shaft (3), and a plurality of strip-shaped recesses are provided on the top surface of the stirring blades (8), and the inner wall of the strip-shaped recess on the top surface of the stirring blades (8) is an arc-shaped structure.

6. The sewage sterilization device for pathogenic microorganism laboratory according to claim 1 is characterized by: The upper and lower ends of the annular seat (6) are both open structures, and the positions of the annular seat (6) and the liquid inlet (2) correspond.

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