Microorganism experiment workbench capable of sterilizing and disinfecting

Abstract

The utility model relates to the field of microbiological experiment equipment industry, in particular to a microbiological experiment workbench capable of sterilizing and disinfecting. The technical problems that when a conventional workbench for the microbiological experiment is sterilized and disinfected through ultraviolet rays, some dead corners possibly cannot be irradiated to cause bacterial residues, and meanwhile, the cleaning effect is poor and the efficiency is low when the table top of the workbench is manually wiped are solved. According to the technical scheme, the sterilizing and disinfecting workbench for the microbiological experiment comprises a bearing assembly, a workbench assembly, a cleaning assembly and a disinfecting assembly. Through the arrangement of the electric cylinder, the height of the workbench assembly can be adjusted according to the height of an experimenter or the use requirement, the sliding block drives the sponge block to slide along the surface of the operation table, cleaning and wiping of the operation table are achieved, the sliding block is convenient to disassemble and replace, and the operation table is convenient to use. The motor drives the ultraviolet lamp tubes hinged to the rotating disc to do circular motion in the working cabin, so that multi-angle and all-directional ultraviolet irradiation is realized, and the problem is solved.

Description

Technical Field

[0001] The utility model belongs to the field of microbial experimental equipment, and particularly relates to a workbench for microbial experiments that can be sterilized and disinfected. Background Art

[0002] In the field of microbial experimental equipment, microbial experimental equipment is tools and devices for researching, culturing, and analyzing microorganisms. A workbench for microbial experiments that can be sterilized and disinfected is usually called a biosafety cabinet or a laminar flow hood, which is generally a semi-closed or closed cabinet structure designed to provide a sterile environment, prevent contamination, and protect users and the environment from harmful microorganisms. In the prior art, conventional workbenches for microbial experiments often set ultraviolet lamps inside the operation cabinet for sterilization and disinfection before and after the experiment. However, the irradiation angle of the lamps is often fixed, which may lead to some dead corners that cannot be irradiated and bacteria remaining. At the same time, when the experiment ends, 70% alcohol is often needed to clean the workbench surface, and the efficiency of manual wiping with a rag is low and the cleaning effect is poor. Therefore, a workbench for microbial experiments that can be sterilized and disinfected is proposed to solve the above problems. Summary of the Utility Model

[0003] In order to overcome the problems that in the process of microbial experiments, when using ultraviolet rays for sterilization and disinfection on conventional workbenches for microbial experiments, there may be some dead corners that cannot be irradiated, resulting in bacteria remaining, and at the same time, the cleaning effect of manually wiping the workbench surface is poor and the efficiency is low.

[0004] The technical solution of the utility model is: a workbench for microbial experiments that can be sterilized and disinfected, comprising a bearing component, a workbench component, a cleaning component, and a disinfection component; a workbench component for operation is arranged at the upper end of the bearing component; a cleaning component for cleaning the workbench surface is arranged inside the workbench component; and a disinfection component for ultraviolet disinfection is arranged inside the workbench component.

[0005] Preferably, through the setting of the bearing component, the height of the workbench component can be adjusted according to the height of the experimenter or the use requirements. Through the setting of the workbench component, a clean and sterile operation environment is created to ensure the safety of microbial experiments. Through the setting of the cleaning component that can slide along the inner wall of the workbench component, rapid wiping and cleaning of the workbench component are realized, and the cleaning component is also convenient for disassembly and replacement, solving the problems of poor cleaning effect and low efficiency of manually wiping the workbench surface. Through the setting of the disinfection component that can be rotated and adjusted in angle, multi-angle and full-range ultraviolet coverage inside the workbench component is realized, solving the problem that when using ultraviolet rays for sterilization and disinfection on conventional workbenches for microbial experiments, there may be some dead corners that cannot be irradiated, resulting in bacteria remaining.

[0006] Preferably, the bearing component includes a bottom plate, a placement groove, bottom wheels, and an electric cylinder; the placement groove runs through the upper and lower ends of the bottom plate; the bottom wheels are fixedly installed at the four corners of the lower end of the bottom plate by bolts; the electric cylinders are fixedly connected to the four corners of the upper end of the bottom plate; through the setting of the placement groove, sufficient leg placement space is provided, and through the setting of the electric cylinder, the height of the workbench component can be adjusted accordingly according to the operator's height or operation requirements, making the operator's working state more comfortable.

[0007] Preferably, the workbench component includes a work cabin, an airtight door, an operating table, an air filtration fan, a rotating groove, and a heating pipe; the upper ends of the output shafts of the four electric cylinders are fixedly connected to the work cabin; the work cabin is a rectangular box structure with an open front end; the airtight door is hinged to the left edge of the front end of the work cabin; the airtight door is adapted to the work cabin; the operating table is fixedly connected to the lower end surface inside the work cabin; the rotating groove runs through the rear end of the work cabin; through the setting of the work cabin as a rectangular box structure with an open front end, the semi-closed design can, to a certain extent, isolate the outside dust, water vapor, etc. from polluting the operating table and provide a relatively safe experimental environment for microbiological experiments.

[0008] Preferably, the air filtration fan is fixedly installed through the upper end of the work cabin; the air inlet of the air filtration fan is located at the upper end; the air outlet of the air filtration fan is located inside the work cabin; the heating pipes are fixedly connected to the left and right end surfaces inside the work cabin and are evenly distributed; through the setting of the air filtration fan, it continuously operates during the experiment to circulate the air, and the outside air enters the work cabin after being filtered by the air filtration fan to avoid contamination of the experimental treatment samples. Through the setting of the heating pipes, after spraying alcohol inside the work cabin for disinfection, the heating pipes can be started to accelerate the volatilization of the alcohol, making the experimental process more efficient.

[0009] Preferably, the cleaning component includes a slider, a push handle, positioning holes, a sponge block, positioning columns, a stud, and a cylindrical nut; the slider is slidably arranged on the inner wall of the work cabin; the slider is a U-shaped structure with an open bottom; the inner wall of the slider fits the outer wall of the operating table; the push handle is fixedly connected to the upper end of the slider; the positioning holes are symmetrically distributed about the center of the slider and run through the front and rear ends of the slider; the sponge blocks are fixedly connected to the upper end surface inside the slider and are evenly distributed; through the slider being slidably arranged on the outer wall of the operating table, after manually spraying alcohol on the surface of the operating table, the push handle can be pulled to drive the slider to slide along the upper end of the operating table. Multiple sponge blocks are fixedly connected to the inner wall of the slider, which can effectively wipe off bacteria, stains, etc. on the surface of the operating table in cooperation with the alcohol. The operation is simple, time-saving, and labor-saving, solving the problem of poor cleaning effect and low efficiency of manually wiping the workbench surface.

[0010] Preferably, a positioning post is slidably arranged on the inner wall of the positioning hole; a stud is fixedly connected to the front end of the positioning post; a cylindrical nut is threadedly installed on the outer wall of the stud; the rear end of the cylindrical nut is in the same plane as the front end of the operating table; the rear end of the cylindrical nut is in contact with the front end of the slider; through the arrangement of threadedly installing the cylindrical nut on the outer wall of the stud, the slider is limited, preventing the slider from slipping off the operating table. At the same time, after removing the cylindrical nut, the slider can be conveniently disassembled, facilitating the cleaning and replacement of the slider.

[0011] Preferably, the disinfection component includes a motor, a turntable, an installation groove, a lamp holder, a power-on groove, and an ultraviolet lamp tube; a motor is fixedly connected to the rear end of the working cabin; the output shaft of the motor passes through the rotation groove and is fixedly connected to the turntable; the rear end of the turntable is in contact with the inner rear end surface of the working cabin; installation grooves are formed through the front and rear ends of the turntable and are evenly distributed in a circumferential manner; a lamp holder is hinged to the inner wall of the installation groove; a power-on groove is formed at the front end of the lamp holder; an ultraviolet lamp tube is threadedly installed on the inner wall of the power-on groove; through the setting of the disinfection component, after the experiment is over, manually turn the ultraviolet lamp tube to be parallel to the output shaft of the motor. At this time, the lamp holder will be in a fixed and stationary state. Then start the motor to drive the turntable to start rotating, and multiple ultraviolet lamp tubes will start to move in a circular motion synchronously, irradiating from different angles and positions to cover all possible dead corners in the working cabin, ensuring that the ultraviolet rays can fully penetrate and kill bacteria and viruses, solving the problem that there may be some dead corners that cannot be irradiated during the use of ultraviolet sterilization for conventional microbiological experiment workbenches, resulting in bacterial residues.

[0012] The beneficial effects of the present utility model:

[0013] 1. Through the setting of the disinfection component, after the experiment is over, manually turn the ultraviolet lamp tube to be parallel to the output shaft of the motor. At this time, the lamp holder will be in a fixed and stationary state. Then start the motor to drive the turntable to start rotating, and multiple ultraviolet lamp tubes will start to move in a circular motion synchronously, irradiating from different angles and positions to cover all possible dead corners in the working cabin, ensuring that the ultraviolet rays can fully penetrate and kill bacteria and viruses, solving the problem that there may be some dead corners that cannot be irradiated during the use of ultraviolet sterilization for conventional microbiological experiment workbenches, resulting in bacterial residues;

[0014] 2. A slider is slidably arranged on the outer wall of the operating table. After manually spraying alcohol on the surface of the operating table, the slider can be driven to slide along the upper end of the operating table by pulling the push handle. A plurality of sponge blocks are fixedly connected to the inner wall of the slider, which can effectively wipe off bacteria, stains, etc. on the surface of the operating table in cooperation with alcohol. The operation is simple, time-saving and labor-saving, solving the problems of poor cleaning effect and low efficiency of manually wiping the workbench surface. The cylindrical nut is threadedly installed on the outer wall of the stud, which plays a role in limiting the slider and preventing the slider from slipping off the operating table. At the same time, after removing the cylindrical nut, the slider can be conveniently disassembled, which is convenient for cleaning and replacing the slider;

[0015] 3. Through the setting of the placement groove, sufficient leg placement space is provided. Through the setting of the electric cylinder, the height of the workbench assembly can be adjusted accordingly according to the operator's height or operation requirements, making the operator's working state more comfortable. Brief Description of the Drawings

[0016] Figure 1 Shows a three-dimensional structural schematic diagram of a workbench for microbial experiments that can be sterilized and disinfected according to the present invention;

[0017] Figure 2 Shows a three-dimensional structural schematic diagram of the bearing assembly and the workbench assembly of a workbench for microbial experiments that can be sterilized and disinfected according to the present invention;

[0018] Figure 3 Shows a three-dimensional structural schematic diagram of the cleaning assembly of a workbench for microbial experiments that can be sterilized and disinfected according to the present invention;

[0019] Figure 4 Shows a three-dimensional structural schematic diagram of the disinfection assembly of a workbench for microbial experiments that can be sterilized and disinfected according to the present invention.

[0020] The reference numerals in the drawings are: 1 - bearing assembly, 101 - bottom plate, 102 - placement groove, 103 - bottom wheel, 104 - electric cylinder, 2 - workbench assembly, 201 - work cabin, 202 - airtight door, 203 - operating table, 204 - air filtration fan, 205 - rotating groove, 206 - heating pipe, 3 - cleaning assembly, 301 - slider, 302 - push handle, 303 - positioning hole, 304 - sponge block, 305 - positioning column, 306 - stud, 307 - cylindrical nut, 4 - disinfection assembly, 401 - motor, 402 - turntable, 403 - installation groove, 404 - lamp holder, 405 - energization groove, 406 - ultraviolet lamp tube. Detailed Embodiment

[0021] The present invention will be further described below with reference to the drawings and embodiments.

[0022] Please refer toFigure 1 , the present utility model provides an embodiment: a workbench for microbiological experiments capable of sterilization and disinfection, comprising a carrying component 1, a workbench component 2, a cleaning component 3 and a disinfection component 4; a workbench component 2 for operation is arranged at the upper end of the carrying component 1; a cleaning component 3 for cleaning the tabletop is arranged inside the workbench component 2; a disinfection component 4 for ultraviolet disinfection is arranged inside the workbench component 2.

[0023] Please refer to Figure 2 , in this embodiment, the carrying component 1 includes a bottom plate 101, a placement groove 102, bottom wheels 103 and an electric cylinder 104; placement grooves 102 are penetrated and opened at the upper and lower ends of the bottom plate 101; bottom wheels 103 are fixedly installed at the four corner edges of the lower end of the bottom plate 101 through bolts; electric cylinders 104 are fixedly connected to the four corner edges of the upper end of the bottom plate 101; the workbench component 2 includes a work cabin 201, an airtight door 202, an operating table 203, an air filtration fan 204, a rotating groove 205 and a heating pipe 206; the upper ends of the output shafts of the four electric cylinders 104 are jointly fixedly connected to the work cabin 201; the work cabin 201 is a rectangular box-shaped structure with an open front end; an airtight door 202 is hinged at the left edge of the front end of the work cabin 201; the airtight door 202 is adapted to the work cabin 201; an operating table 203 is fixedly connected to the lower end surface inside the work cabin 201; a rotating groove 205 is penetrated and opened at the rear end of the work cabin 201; an air filtration fan 204 is fixedly installed through the upper end of the work cabin 201; the air inlet of the air filtration fan 204 is located at the upper end; the air outlet of the air filtration fan 204 is located inside the work cabin 201; heating pipes 206 are fixedly connected to the left and right end surfaces inside the work cabin 201 and are evenly distributed.

[0024] Please refer to Figure 3 , in this embodiment, the cleaning component 3 includes a slider 301, a push handle 302, positioning holes 303, a sponge block 304, positioning columns 305, stud bolts 306 and cylindrical nuts 307; a slider 301 is slidably arranged on the inner wall of the work cabin 201; the slider 301 is a C-shaped structure with an open lower end; the inner wall of the slider 301 is attached to the outer wall of the operating table 203; a push handle 302 is fixedly connected to the upper end of the slider 301; positioning holes 303 which are symmetrically distributed about the center of the slider 301 are penetrated and opened at the front and rear ends of the slider 301; evenly distributed sponge blocks 304 are fixedly connected to the upper end surface inside the slider 301; positioning columns 305 are slidably arranged on the inner walls of the positioning holes 303; a stud bolt 306 is fixedly connected to the front end of the positioning column 305; a cylindrical nut 307 is threadedly installed on the outer wall of the stud bolt 306; the rear end of the cylindrical nut 307 is in the same plane as the front end of the operating table 203; the rear end of the cylindrical nut 307 is attached to the front end of the slider 301.

[0025] Please refer to Figure 4, in this embodiment, the disinfection component 4 includes a motor 401, a turntable 402, a mounting groove 403, a lamp holder 404, a power-on groove 405 and an ultraviolet lamp tube 406; a motor 401 is fixedly connected to the rear end of the working chamber 201; the output shaft of the motor 401 passes through the rotation groove 205 and is fixedly connected to the turntable 402; the rear end of the turntable 402 is in contact with the inner rear end surface of the working chamber 201; the front and rear ends of the turntable 402 are provided with mounting grooves 403 which are evenly distributed in a circumferential manner; the inner wall of the mounting groove 403 is hinged with a lamp holder 404; the front end of the lamp holder 404 is provided with a power-on groove 405; and an ultraviolet lamp tube 406 is threadedly installed on the inner wall of the power-on groove 405.

[0026] When working, before starting the microbial experiment, first close the airtight door 202, start the motor 401 to drive the turntable 402 to start rotating, and multiple ultraviolet lamp tubes 406 will start to do circular motion synchronously, and can irradiate at different angles and positions to cover all possible dead corners in the working chamber 201, disinfect the inside of the working chamber 201 in all directions, ensure a sterile experimental environment, and after disinfection, fold the ultraviolet lamp tube 406 so that it fits against the inner wall of the working chamber 201 to ensure sufficient operating space;

[0027] Then start the electric cylinder 104 to adjust the height of the workbench assembly 2 according to the needs of the experimenter, and then start the air filtration fan 204 to create a sterile environment inside the working chamber 201 through the circulation of sterile air to ensure the accuracy and safety of the experiment;

[0028] When the experiment is over, take out the experimental waste, spray alcohol on the surface of the operating table 203, drive the slider 301 to slide along the upper end of the operating table 203 by pulling the push handle 302, and the sponge block 304 will wipe the surface of the operating table 203 clean. At the same time, start the heating tube 206 to accelerate the volatilization of alcohol and maintain the air flow circulation of the air filtration fan 204 for a period of time to discharge the pollutants in the working area. Finally, manually turn the ultraviolet lamp tube 406 to be parallel to the output shaft of the motor 401. At this time, the lamp holder 404 will be in a fixed and stationary state, close the airtight door 202 and start the disinfection component 4 to thoroughly disinfect the inside of the working chamber 201 for the next experiment.

[0029] Through the above steps, by setting the bearing component 1, the height of the workbench component 2 can be adjusted according to the height of the experimenter or the usage requirements. By setting the workbench component 2, a clean aseptic operation environment is created to ensure the safety of microbiological experiments. By setting the cleaning component 3 that can slide along the inner wall of the workbench component 2, rapid wiping and cleaning of the workbench component 2 are achieved, and the cleaning component 3 is also convenient for disassembly and replacement, solving the problems of poor cleaning effect and low efficiency of manually wiping the workbench surface. By setting the disinfection component 4 that can be rotated and adjusted in angle, multi-angle and all-round ultraviolet coverage inside the workbench component 2 is achieved, solving the problem that when the conventional workbench for microbiological experiments uses ultraviolet rays for sterilization and disinfection, there may be some dead corners that cannot be irradiated, resulting in bacterial residues.

[0030] The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the purpose of the present invention.

Claims

1. A microbiological experiment workbench capable of sterilization and disinfection, comprising a bearing assembly (1); characterized in that: It also includes a workbench component (2), a cleaning component (3) and a disinfection component (4); a workbench component (2) for operation is arranged at the upper end of the bearing component (1); a cleaning component (3) for cleaning the tabletop is arranged inside the workbench component (2); a disinfection component (4) for ultraviolet disinfection is arranged inside the workbench component (2); the workbench component (2) includes a work cabin (201), a sealed door (202), an operating table (203), an air filtration fan (204), a rotating groove (205) and a heating pipe (206); the upper ends of the output shafts of the four electric cylinders (104) are jointly fixedly connected with the work cabin (201); the work cabin (201) is a rectangular box structure with an open front end; a sealed door (202) is hinged at the left edge of the front end of the work cabin (201); the sealed door (202) is adapted to the work cabin (201); the lower end surface inside the work cabin (201) is fixedly connected with the operating table (203); a rotating groove (205) is penetrated and opened at the rear end of the work cabin (201); the cleaning component (3) includes a slider (301), a push handle (302), positioning holes (303), a sponge block (304), positioning columns (305), stud bolts (306) and cylindrical nuts (307); a slider (301) is slidably arranged on the inner wall of the work cabin (201); the slider (301) is a U-shaped structure with an open lower end; the inner wall of the slider (301) is attached to the outer wall of the operating table (203); the upper end of the slider (301) is fixedly connected with the push handle (302); positioning holes (303) symmetrically distributed about the center of the slider (301) are penetrated and opened at the front and rear ends of the slider (301); evenly distributed sponge blocks (304) are fixedly connected to the upper end surface inside the slider (301); the disinfection component (4) includes a motor (401), a turntable (402), an installation groove (403), a lamp holder (404), a power-on groove (405) and an ultraviolet lamp tube (406); a motor (401) is fixedly connected to the rear end of the work cabin (201); the output shaft of the motor (401) passes through the rotating groove (205) and is fixedly connected with the turntable (402); the rear end of the turntable (402) is attached to the rear end surface inside the work cabin (201); installation grooves (403) evenly distributed in a circular shape are penetrated and opened at the front and rear ends of the turntable (402); a lamp holder (404) is hinged to the inner wall of the installation groove (403); a power-on groove (405) is opened at the front end of the lamp holder (404); an ultraviolet lamp tube (406) is threadedly installed on the inner wall of the power-on groove (405).

2. A sterilizable microbiological experiment workbench according to claim 1, characterized in that: The bearing component (1) includes a bottom plate (101), a placement groove (102), bottom wheels (103) and electric cylinders (104); placement grooves (102) are penetrated and opened at the upper and lower ends of the bottom plate (101); bottom wheels (103) are fixedly installed at the four corner edges of the lower end of the bottom plate (101) by bolts; electric cylinders (104) are fixedly connected to the four corner edges of the upper end of the bottom plate (101).

3. A sterilizable microbiological experiment workbench according to claim 2, characterized in that: An air filter fan (204) is fixedly installed through the upper end of the working cabin (201); an air inlet of the air filter fan (204) is located at the upper end; an air outlet of the air filter fan (204) is located inside the working cabin (201); and evenly distributed heating pipes (206) are fixedly connected to the left and right end surfaces inside the working cabin (201).

4. A sterilizable microbiological experiment workbench according to claim 3, characterized in that: A positioning column (305) is slidably provided on the inner wall of the positioning hole (303); a stud (306) is fixedly connected to the front end of the positioning column (305); a cylindrical nut (307) is threadedly installed on the outer wall of the stud (306); the rear end of the cylindrical nut (307) is in the same plane as the front end of the operating table (203); and the rear end of the cylindrical nut (307) is in contact with the front end of the slider (301).

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