CN219566329U - Waste classification and collection device for biosafety cabinet - Google Patents
Waste classification and collection device for biosafety cabinet Download PDFInfo
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- CN219566329U CN219566329U CN202320438246.1U CN202320438246U CN219566329U CN 219566329 U CN219566329 U CN 219566329U CN 202320438246 U CN202320438246 U CN 202320438246U CN 219566329 U CN219566329 U CN 219566329U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/10—Waste collection, transportation, transfer or storage, e.g. segregated refuse collecting, electric or hybrid propulsion
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Abstract
The utility model relates to the field of medical equipment for experiments, in particular to a waste classification and collection device for a biosafety cabinet, which mainly comprises: the waste classifying and collecting device comprises a waste classifying and collecting device body, a larger waste discarding area, a sharp tool discarding area and a film discarding area. The utility model utilizes the first linkage control mechanism, the second linkage control mechanism and the third linkage control mechanism to respectively control the opening and closing of the first electric top cover, the second electric top cover and the third electric top cover in the larger waste discarding area, the sharp tool discarding area and the film discarding area, and simultaneously controls the closing and opening of the dryer, the ultraviolet disinfection lamp and the negative pressure air suction device, thereby facilitating the waste discarding operation of experimenters, reducing the health influence of toxic drugs and sharp tools on staff, and being beneficial to high-efficiency experiments and safety experiments.
Description
Technical Field
The utility model relates to the field of medical equipment for experiments, in particular to a waste classification and collection device for a biosafety cabinet.
Background
Cell biological experiments are an important link in medical science research, and because cells need to be operated in a sterile environment, the experimental process is usually required to be completed in a biosafety cabinet; before the experiment starts, the required reagent, consumable, test instrument and other articles are put into the biosafety cabinet in advance to be disinfected for 30 minutes by ultraviolet rays, then the disposable thin film gloves are worn by both hands and enter the biosafety cabinet to carry out experiment operation after being disinfected by alcohol, and before the experiment is finished, the hands need to be prevented from extending out of the biosafety cabinet as much as possible, so that the aseptic environment in the biosafety cabinet is prevented from being polluted and destroyed.
While performing medical cell experiments in biosafety cabinets can generate more waste, such as: pipette tips, blades, syringe needles, culture flasks, petri dishes, and packaging paper and sealing films for various reagent bottles, among others, also contain partially toxic waste. In order to reduce the pollution probability of experiments, hands are prevented from being withdrawn out of the biosafety cabinet as much as possible after the experiments are started, so that wastes generated in the experimental process are temporarily stored beside the inner table surface of the biosafety cabinet, no special waste recovery device for the biosafety cabinet exists in the market at present, and a plastic barrel for containing alcohol is often used for replacing the waste recovery device.
At present, the empty alcohol barrel is used for placing waste, cross pollution is easy to cause, and the waste with toxic liquid medicine, the waste of sharps and the like can harm the health and safety of experimenters; the simple recycling container has no classification function, and part of sharps are mixed in the container to increase risks of scratch operators and post garbage disposers; in addition, the repeated use of the reagent is often involved in the experiment process, and in order to prevent pollution and volatilization of the reagent, the bottle mouth is wound and sealed by a sealing film after each use of the reagent, so that the uncovered sealing film is often adhered with a thin film glove after each use of the reagent, and is difficult to discard, thereby influencing the operation efficiency of experiment staff; in addition, the simple recycling container has no matched top cover and has no disinfection function, and waste can pollute and harm experimental articles and operators, and even cause environmental pollution in the post-treatment process.
Disclosure of Invention
In view of the above, the utility model aims to provide a waste classification and collection device for a biosafety cabinet, which aims to solve the problems that various wastes generated by experiments cannot be conveniently classified and collected and sterilized in the process of experiments in the biosafety cabinet by experimenters, and further the experimental efficiency and the experimental safety of the experimenters are affected.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a waste sort collection device for a biosafety cabinet, comprising:
the waste classification collection device body for carry out classified collection with the waste that produces in the experiment, waste classification collection device body is arranged in biological safety cabinet, waste classification collection device body includes great waste discarding area, sharp machine discarding area and film discarding area, wherein:
the large waste discarding area comprises a first cavity, wherein a dryer and a plurality of ultraviolet disinfection lamps which are uniformly distributed are arranged on the inner wall of the first cavity, a first electric top cover is arranged at the top port of the first cavity, a first linkage control mechanism is arranged on the first electric top cover, and the opening and closing of the first electric top cover are controlled through the first linkage control mechanism, so that the working states of the dryer and the ultraviolet disinfection lamps in the first cavity are controlled in a linkage manner, and the large waste is a pipetting gun head, a culture bottle and a culture dish;
the edge tool discarding area comprises a second cavity, wherein a plurality of ultraviolet disinfection lamps are uniformly arranged on the inner wall of the second cavity, a second electric top cover is arranged at the top port of the second cavity, a second linkage control mechanism is arranged on the second electric top cover, and the second linkage control mechanism is used for controlling the opening and closing of the second electric top cover so as to control the working state of the ultraviolet disinfection lamps in the second cavity in a linkage manner;
the film discarding area comprises a third cavity, a third electric top cover is arranged at the top port of the third cavity, a third linkage control mechanism is arranged on the third electric top cover, the third cavity is divided into a storage cavity and a control cavity which are in an upper lamination structure and a lower lamination structure by a partition plate, a wind hole is formed in the partition plate, the storage cavity is communicated with the control cavity by the wind hole, a filter screen is arranged on the wind hole, on the basis, a negative pressure air suction device is arranged in the control cavity, the negative pressure air suction device is connected into the third linkage control mechanism, and the opening and the closing of the third electric top cover are controlled by the third linkage control mechanism, so that the working state of the negative pressure air suction device is controlled in a linkage mode;
the mobile power supply is arranged in the control cavity and supplies power to all electric equipment in the whole waste classification and collection device body, and the mobile power supply comprises the dryer, the ultraviolet disinfection lamp, the first linkage control mechanism, the second linkage control mechanism and the third linkage control mechanism.
Preferably, the first linkage control mechanism comprises a first pressure-sensitive sensor arranged on the upper end surface of the first electric top cover, a first controller arranged on one side of the first pressure-sensitive sensor and a first infrared induction disinfection lamp arranged on the lower end surface of the first electric top cover;
the first pressure-sensitive sensor, the first electric top cover, the first infrared induction sterilizing lamp, the dryer and the ultraviolet sterilizing lamp are all electrically connected with the first controller, when the pressure is monitored by the first pressure-sensitive sensor, a pressure signal is transmitted to the first controller, the first controller controls the first electric top cover to turn up, and meanwhile, the dryer and the ultraviolet sterilizing lamp are all closed, and the first infrared induction sterilizing lamp senses that the hands of an experimenter are close to each other and infrared sterilization is started; when the waste is discarded, the hand is far away from the first infrared induction sterilizing lamp, at the moment, the first infrared induction sterilizing lamp is closed and transmits signals to the first controller, the first controller controls the first electric top cover to be closed, and meanwhile, the dryer and the ultraviolet sterilizing lamp are both opened.
Preferably, the second linkage control mechanism comprises a second pressure-sensitive sensor arranged on the upper end surface of the second electric top cover, a second controller arranged on one side of the second pressure-sensitive sensor and a second infrared induction sterilizing lamp arranged on the lower end surface of the second electric top cover;
the second pressure-sensitive sensor, the second electric top cover, the second infrared induction sterilizing lamp and the ultraviolet sterilizing lamp are all electrically connected with the second controller, when the second pressure-sensitive sensor monitors the pressure, a pressure signal is transmitted to the second controller, the second controller controls the second electric top cover to turn up, and meanwhile, the ultraviolet sterilizing lamp is turned off, the second infrared induction sterilizing lamp senses that the hands of an experimenter are close to each other and infrared sterilizing is started; when the sharp tool is discarded, the hand is far away from the second infrared induction sterilizing lamp, at the moment, the second infrared induction sterilizing lamp is turned off and transmits signals to the second controller, the second controller controls the second electric top cover to be turned on, and meanwhile the ultraviolet sterilizing lamp is turned on.
Preferably, the negative pressure air suction device comprises an inner air pipe communicated with the side wall of the control cavity and an outer air pipe communicated with an external negative pressure machine, wherein one end of the inner air pipe away from the control cavity is connected with one end of the outer air pipe away from the negative pressure machine through a sealing joint, on the basis, the inner air pipe is longer, and before an experiment, the inner air pipe follows the waste classification collecting device body to sterilize for 30min in the biosafety cabinet.
Preferably, the third linkage control mechanism comprises an infrared sensor arranged on the upper end surface of the third electric top cover, a third controller arranged on one side of the infrared sensor and a third infrared induction disinfection lamp arranged on the lower end surface of the third electric top cover;
the infrared inductor, the third electric top cover and the third infrared induction sterilizing lamp are electrically connected with the third controller, when the infrared inductor monitors that hands are swept, signals are transmitted to the third controller, the third controller controls the third electric top cover to be turned up, and meanwhile, the negative pressure air suction device is started, and the third infrared induction sterilizing lamp senses that hands of an experimenter are close to each other and infrared sterilization is started; when the negative pressure induced draft device sucks the film waste adhered on the hand into the object placing cavity, the hand is far away from the third infrared induction sterilizing lamp, at the moment, the third infrared induction sterilizing lamp is closed and transmits signals to the third controller, the third controller controls the third electric top cover to be closed, and meanwhile, the negative pressure induced draft device is closed.
Preferably, sealing strips are arranged at the top ends of the side walls of the first cavity, the second cavity and the third cavity, namely, the positions of the side walls of the first cavity, the second cavity and the third cavity, which are respectively abutted against the first electric top cover, the second electric top cover and the third electric top cover.
Preferably, the collecting work of the larger waste discarding area, the sharp instrument discarding area and the thin film discarding area are independent of each other and do not interfere with each other.
The utility model has the beneficial effects that:
according to the utility model, the whole interior of the device is divided into three independent cavities, so that a cavity area for recycling and placing large wastes, a cavity area for recycling and placing sharp tool wastes such as blades and needles and a cavity area for recycling and placing thin film wastes are formed respectively, the classified recycling and placing of experimental wastes are realized, the pollution of experimental wastes to experimental cells or other experimental props is prevented, and the influence of sharp tools and toxic drugs on the safety of experimental personnel is also prevented;
according to the utility model, each action cavity is provided with an independent linkage control mechanism, and the opening and closing of the electric top cover are controlled through the pressure sensor or the infrared sensor, so that pollution caused by bacteria and the like on hands caused by direct contact of experimenters with the top cover is avoided, and the experimental result is influenced;
in addition, the inner walls of the larger waste discarding area and the edge tool discarding area are provided with the ultraviolet disinfection lamps, and the opening and closing of the electric top covers are used for controlling the closing and opening of the ultraviolet disinfection lamps, so that the experiment personnel can be prevented from being directly irradiated by the ultraviolet disinfection lamps when the waste is discarded, the ultraviolet disinfection lamps disinfect the waste in the cavity after the top covers are closed, and the subsequent potential safety hazard and environmental pollution to the personnel when the waste is intensively treated are prevented;
on the basis, the utility model adopts a negative pressure air suction mode for treating the film waste, when the electric top cover is opened by utilizing infrared induction, the negative pressure machine starts to work, and the film waste adhered to the hands is sucked and placed in the object placing cavity, so that the operation efficiency of experimenters is greatly improved; meanwhile, in order to prevent the film from being sucked into the air pipe and further causing the blocking and damage of the negative pressure machine, the utility model also provides a filter screen at the port of the air pipe to filter the film.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a partial cross-sectional layout of the present utility model;
FIG. 3 is a schematic diagram of a layout of a film reject area of the present utility model.
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 description of the present utility model, it should be noted that, directions or positional relationships indicated by terms "upper", "lower", "left", "right", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
At present, in the process of experiments in a biosafety cabinet, most of generated wastes are replaced by containers such as an alcohol barrel, and the simple recovery device is not only easy to cause cross contamination, but also wastes with toxic liquid medicine, wastes such as sharps and the like cannot be classified, the problem of health and safety of experimenters is solved, and in addition, the wastes with films easy to adhere to hands in the experiments are difficult to discard and treat, so that the operation efficiency of the experimenters is affected.
Therefore, the inventor considers providing a waste classification collecting device for a biosafety cabinet, dividing the whole interior of the device into three independent cavities, providing an independent linkage control mechanism for each region on the basis of classifying and placing waste regions, controlling the working states of a top cover and a sterilizing device of each region in an induction automation mode, greatly improving the operation efficiency of experimenters, sterilizing the waste, and improving the experimental safety of the experimenters.
The scheme provided by the utility model will be described in detail below with reference to the accompanying drawings.
The utility model relates to a waste classification and collection device for a biosafety cabinet, which comprises: the waste sorting and collecting device comprises a waste sorting and collecting device body 1, a large waste discarding area 2, a sharp tool discarding area 3, a film discarding area 4 and a mobile power supply 5. The utility model utilizes the first linkage control mechanism 205, the second linkage control mechanism 303 and the third linkage control mechanism 403 to respectively control the opening and closing of the first electric top cover 204, the second electric top cover 302 and the third electric top cover 402 in the larger waste discarding area 2, the sharp tool discarding area 3 and the film discarding area 4, and simultaneously controls the closing and opening of the dryer 202, the ultraviolet disinfection lamp 203 and the negative pressure air suction device 407, thereby facilitating the waste discarding operation of experimenters, reducing the health influence of toxic drugs and sharp tools on the workers, and being beneficial to high-efficiency experiments and safety experiments.
In this technical scheme, as shown in fig. 1, the waste classification and collection device body 1 is used for classifying and collecting the waste generated during the experiment, the waste classification and collection device body 1 is placed in the biosafety cabinet, and the waste classification and collection device body 1 comprises a larger waste discarding area 2, a sharp instrument discarding area 3 and a thin film discarding area 4.
As shown in fig. 1-2, the larger waste discarding area 2 includes a first cavity 201, a dryer 202 and a plurality of ultraviolet disinfection lamps 203 uniformly distributed are disposed on an inner wall of the first cavity 201, a first electric top cover 204 is disposed at a top port of the first cavity 201, and a first linkage control mechanism 205 is disposed on the first electric top cover 204.
In the present utility model, the first linkage control mechanism 205 controls the opening and closing of the first electric top cover 204, so as to control the working states of the dryer 202 and the ultraviolet disinfection lamp 203 in the first cavity 201 in a linkage manner.
Wherein the first linkage control mechanism 205 comprises a first pressure sensor 206 arranged on the upper end surface of the first electric top cover 204, a first controller 207 arranged on one side of the first pressure sensor 206, and a first infrared induction disinfection lamp 208 arranged on the lower end surface of the first electric top cover 204;
the first pressure-sensitive sensor 206, the first electric top cover 204, the first infrared induction sterilizing lamp 208, the dryer 202, and the ultraviolet sterilizing lamp 203 are all electrically connected with the first controller 207.
In this embodiment, when the first pressure sensor 206 detects pressure, a pressure signal is transmitted to the first controller 207, and the first controller 207 controls the first electric top cover 204 to turn up, and at the same time, the dryer 202 and the ultraviolet sterilizing lamp 203 are turned off, the first infrared sensing sterilizing lamp 208 senses that the hands of the experimenter are approaching and infrared sterilization is turned on; when the waste is discarded, the hand is far away from the first infrared induction sterilizing lamp 208, at this time, the first infrared induction sterilizing lamp 208 is turned off and transmits signals to the first controller 207, the first controller 207 controls the first electric top cover 204 to be turned on, and meanwhile, the dryer 202 and the ultraviolet sterilizing lamp 203 are both turned on to sterilize the larger waste such as the pipette tip, the culture flask, the culture dish and the like which is placed in the first cavity 201, and dry the residual liquid medicine and the like on the experimental prop.
As shown in fig. 1-2, the sharps disposal area 3 includes a second cavity 301, a plurality of ultraviolet disinfection lamps 203 are uniformly disposed on an inner wall of the second cavity 301, a second electric top cover 302 is disposed at a top port of the second cavity 301, and a second linkage control mechanism 303 is disposed on the second electric top cover 302.
In the present utility model, the second linkage control mechanism 303 controls the opening and closing of the second electric top cover 302, so as to control the working state of the ultraviolet disinfection lamp 203 inside the second cavity 301 in a linkage manner.
Wherein the second linkage control mechanism 303 comprises a second pressure sensor 304 disposed on the upper end surface of the second electric top cover 302, a second controller 305 disposed on one side of the second pressure sensor 304, and a second infrared induction sterilizing lamp 306 disposed on the lower end surface of the second electric top cover 302;
the second pressure-sensitive sensor 304, the second electric top cover 302, the second infrared induction sterilizing lamp 306, and the ultraviolet sterilizing lamp 203 are all electrically connected to the second controller 305.
In this embodiment, when the second pressure sensor 304 detects pressure, a pressure signal is transmitted to the second controller 305, and the second controller 305 controls the second electric top cover 302 to turn up, and at the same time, the ultraviolet sterilizing lamp 203 is turned off, the second infrared sensing sterilizing lamp 306 senses that the hands of the experimenter are approaching and the infrared sterilization is turned on; when the disposal of the sharps is completed, the hand is far away from the second infrared sensing sterilizing lamp 306, at this time, the second infrared sensing sterilizing lamp 306 is turned off and transmits a signal to the second controller 305, the second controller 305 controls the second electric top cover 302 to be closed, and simultaneously the ultraviolet sterilizing lamp 203 is turned on to sterilize the sharps waste such as the needle, the blade, etc. which has been put into the second cavity 301.
In addition, the meaning of setting up sharp machine and discarding district 3 still lies in carrying out the staff who unifies the processing to experimental waste and reminds this region to be sharp machine, reduces because of the inadvertent operation in the collection process leads to fish tail staff, and then leads to the fact the influence to the healthy of staff.
As shown in fig. 1-3, the film discarding area 4 includes a third cavity 401, a third electric top cover 402 is disposed at a top port of the third cavity 401, a third linkage control mechanism 403 is disposed on the third electric top cover 402, the third cavity 401 is divided into a storage cavity 405 and a control cavity 406 with an upper and a lower lamination structure by a partition plate 404, a wind hole is formed in the partition plate 404, the storage cavity 405 is communicated with the control cavity 406 through the wind hole, a filter screen 414 is disposed on the wind hole, and a negative pressure air suction device 407 is disposed in the control cavity 406 on the basis of the third electric top cover 402.
In the present utility model, the negative pressure air suction device 407 is connected to the third linkage control mechanism 403, and the third electric top cover 402 is controlled to be opened and closed by the third linkage control mechanism 403, so as to control the working state of the negative pressure air suction device 407 in a linkage manner.
The negative pressure air suction device 407 comprises an inner air pipe 408 communicated with the side wall of the control cavity 406 and an outer air pipe 410 communicated with an external negative pressure machine 409, wherein one end of the inner air pipe 408 away from the control cavity 406 is connected with one end of the outer air pipe 410 away from the negative pressure machine 409 through a sealing joint, and on the basis, the inner air pipe 408 is longer.
In this embodiment, before the experiment, the inner air duct 408 follows the waste classification device body 1 to sterilize for 30min in the biosafety cabinet, during the experiment, the real operation experimenter throws the inner air duct 408 out of the biosafety cabinet along the operation port, and the other experimenters connect the inner air duct 408 with the outer air duct 410 through the sealing joint outside, during the operation, the hands of the real operation experimenter are always placed in the biosafety cabinet, so as to ensure the relatively sterile environment and prevent the influence on the experimental result.
In the present utility model, the operation of sterilizing the biosafety cabinet and the ultraviolet rays for 30 minutes on all experimental instruments before the experiment is performed in the biosafety cabinet is the conventional instruments and conventional operations in the existing biosafety test, which are the prior known techniques, and thus are not explained in detail herein.
In addition, the third linkage control mechanism 403 includes an infrared sensor 411 disposed on an upper end surface of the third electric top cover 402, a third controller 412 disposed on one side of the infrared sensor 411, and a third infrared induction sterilizing lamp 413 disposed on a lower end surface of the third electric top cover 402;
the infrared sensor 411, the third electric top cover 402, and the third infrared induction sterilizing lamp 413 are electrically connected to the third controller 412.
In this embodiment, when the infrared sensor 411 monitors that the hand is sweeped, a signal is transmitted to the third controller 412, and the third controller 412 controls the third electric top cover 402 to turn up, and at the same time, the negative pressure air suction device 407 is turned on, the third infrared sensing sterilizing lamp 413 senses that the hand of the experimenter is approaching and infrared sterilization is turned on; when the negative pressure air suction device 407 sucks the film waste adhered on the hand into the storage cavity 405, the hand is far away from the third infrared induction sterilizing lamp 413, at this time, the third infrared induction sterilizing lamp 413 is turned off and transmits a signal to the third controller 412, the third controller 412 controls the third electric top cover 402 to be turned on, and meanwhile, the negative pressure air suction device 407 is turned off.
In this embodiment, as shown in fig. 3, a mobile power source 5 is disposed in the control chamber 406, where the mobile power source 5 supplies power to all electric devices in the waste classification collecting device body 1, including the dryer 202, the ultraviolet disinfection lamp 203, the first linkage control mechanism 205, the second linkage control mechanism 303 and the third linkage control mechanism 403.
In addition, sealing strips 6 are respectively disposed at the top ends of the side walls of the first cavity 201, the second cavity 301 and the third cavity 401, that is, the positions of the top ends of the side walls of the first electric top cover 204, the second electric top cover 302 and the third electric top cover 402, respectively, so as to form a relatively closed environment when any waste collecting area is closed.
On the basis, the utility model is important in that: the collecting work of the larger waste discarding area 2, the sharp tool discarding area 3 and the thin film discarding area 4 are independent of each other and do not interfere with each other, so in a further embodiment, the position arrangement of each waste discarding area accords with the human body action structure, and the most intuitive arrangement mode is that when the discarding of the larger waste and the sharp tool is carried out, the hands of the experimenter cannot influence the working state of the thin film discarding area 4, namely, the thin film discarding area 4 is arranged at the place farthest from the experimenter for experimental operation.
Specifically, before the experiment is performed by using the biosafety cabinet, all experimental equipment to be used in the experiment is firstly placed in the biosafety cabinet for 30 minutes of ultraviolet sterilization, the ultraviolet sterilization comprises an inner air pipe 408 of a negative pressure air suction device 407, then after the experimenter disinfects himself, hands are inserted into the biosafety cabinet through an operation port of the biosafety cabinet, so that the experimenter cannot extend the hands out of the biosafety cabinet before the experiment is completed, and the relative sterility in the biosafety cabinet is ensured; the experimenter throws the inner air pipe 408 on the waste classifying and collecting device body 1 out of the operation port of the biosafety cabinet in the biosafety cabinet, so that the offsite staff communicates the inner air pipe 408 with the outer air pipe 409 through a sealing joint;
when the experimenter needs to discard the larger waste, the experimenter holds the waste and presses the first pressure-sensitive sensor 206 by utilizing the waste, at the moment, the first electric top cover 204 is turned up, the first infrared induction sterilizing lamp 208 is turned on, after the experimenter discards the waste into the first cavity 201 from the upper part of the first cavity 201, the experimenter continues to return to the original position by hands, the first infrared induction sterilizing lamp 208 is turned off, the first electric top cover 204 falls down, and meanwhile, the dryer 202 and the ultraviolet sterilizing lamp 203 start to work;
when the experimenter needs to discard the sharps such as the blade, the needle head and the like, the experimenter presses the second pressure-sensitive sensor 304 by using the sharps as well, at the moment, the second electric top cover 302 is turned up, the second infrared induction sterilizing lamp 306 is turned on, after the experimenter also discards the wastes from the upper part of the second cavity 301 into the second cavity 301, the hands continue to restore to the original positions for experiments, the second infrared induction sterilizing lamp 306 is turned off, the second electric top cover 302 falls down, and meanwhile, the ultraviolet sterilizing lamp 203 starts to work;
when the experimenter needs to discard the film waste adhered to the hands, the experimenter places the hands above the third electric top cover 402, when the infrared sensor 411 detects the hands, the third electric top cover 402 is controlled to turn up, meanwhile, the third infrared induction sterilizing lamp 413 and the negative pressure air suction device 407 are both opened, after the film waste of the hands is sucked into the object placing cavity 405 through negative pressure, the hands continue to restore to the original position for experiments, the third infrared induction sterilizing lamp 413 is closed, the third electric top cover 402 falls, and meanwhile, the negative pressure air suction device 407 stops working;
after the experiment is completed, the waste classification and collection device body 1 is taken out of the biosafety cabinet to uniformly treat the waste.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. A waste sorting and collecting device for a biosafety cabinet, comprising:
the waste classification collection device body for carry out classified collection with the waste that produces in the experiment, waste classification collection device body is arranged in biological safety cabinet, waste classification collection device body includes great waste discarding area, sharp machine discarding area and film discarding area, wherein:
the large waste discarding area comprises a first cavity, wherein a dryer and a plurality of ultraviolet disinfection lamps which are uniformly distributed are arranged on the inner wall of the first cavity, a first electric top cover is arranged at the top port of the first cavity, a first linkage control mechanism is arranged on the first electric top cover, and the opening and closing of the first electric top cover are controlled through the first linkage control mechanism, so that the working states of the dryer and the ultraviolet disinfection lamps in the first cavity are controlled in a linkage manner, and the large waste is a pipetting gun head, a culture bottle and a culture dish;
the edge tool discarding area comprises a second cavity, wherein a plurality of ultraviolet disinfection lamps are uniformly arranged on the inner wall of the second cavity, a second electric top cover is arranged at the top port of the second cavity, a second linkage control mechanism is arranged on the second electric top cover, and the second linkage control mechanism is used for controlling the opening and closing of the second electric top cover so as to control the working state of the ultraviolet disinfection lamps in the second cavity in a linkage manner;
the film discarding area comprises a third cavity, a third electric top cover is arranged at the top port of the third cavity, a third linkage control mechanism is arranged on the third electric top cover, the third cavity is divided into a storage cavity and a control cavity which are in an upper lamination structure and a lower lamination structure by a partition plate, a wind hole is formed in the partition plate, the storage cavity is communicated with the control cavity by the wind hole, a filter screen is arranged on the wind hole, on the basis, a negative pressure air suction device is arranged in the control cavity, the negative pressure air suction device is connected into the third linkage control mechanism, and the opening and the closing of the third electric top cover are controlled by the third linkage control mechanism, so that the working state of the negative pressure air suction device is controlled in a linkage mode;
the mobile power supply is arranged in the control cavity and supplies power to all electric equipment in the whole waste classification and collection device body, and the mobile power supply comprises the dryer, the ultraviolet disinfection lamp, the first linkage control mechanism, the second linkage control mechanism and the third linkage control mechanism.
2. A waste sorting and collecting device for biosafety cabinet according to claim 1, wherein: the first linkage control mechanism comprises a first pressure-sensitive sensor arranged on the upper end face of the first electric top cover, a first controller arranged on one side of the first pressure-sensitive sensor and a first infrared induction disinfection lamp arranged on the lower end face of the first electric top cover;
the first pressure-sensitive sensor, the first electric top cover, the first infrared induction sterilizing lamp, the dryer and the ultraviolet sterilizing lamp are all electrically connected with the first controller, when the first pressure-sensitive sensor detects pressure, a pressure signal is transmitted to the first controller, the first controller controls the first electric top cover to turn up, and meanwhile, the dryer and the ultraviolet sterilizing lamp are all closed, and the first infrared induction sterilizing lamp senses that hands of an experimenter are close to each other and infrared sterilization is started; when the waste is discarded, the hand is far away from the first infrared induction sterilizing lamp, at the moment, the first infrared induction sterilizing lamp is closed and transmits signals to the first controller, the first controller controls the first electric top cover to be closed, and meanwhile, the dryer and the ultraviolet sterilizing lamp are both opened.
3. A waste sorting and collecting device for biosafety cabinet according to claim 1, wherein: the second linkage control mechanism comprises a second pressure-sensitive sensor arranged on the upper end face of the second electric top cover, a second controller arranged on one side of the second pressure-sensitive sensor and a second infrared induction disinfection lamp arranged on the lower end face of the second electric top cover;
the second pressure-sensitive sensor, the second electric top cover, the second infrared induction sterilizing lamp and the ultraviolet sterilizing lamp are all electrically connected with the second controller, when the second pressure-sensitive sensor detects pressure, a pressure signal is transmitted to the second controller, the second controller controls the second electric top cover to turn up, and meanwhile, the ultraviolet sterilizing lamp is turned off, the second infrared induction sterilizing lamp senses that the hands of an experimenter are close to each other and infrared sterilizing is started; when the sharp tool is discarded, the hand is far away from the second infrared induction sterilizing lamp, at the moment, the second infrared induction sterilizing lamp is turned off and transmits signals to the second controller, the second controller controls the second electric top cover to be turned on, and meanwhile the ultraviolet sterilizing lamp is turned on.
4. A waste sorting and collecting device for biosafety cabinet according to claim 1, wherein: the negative pressure induced draft device comprises an inner air pipe communicated with the side wall of the control cavity and an outer air pipe communicated with an external negative pressure machine, wherein one end of the inner air pipe away from the control cavity is connected with one end of the outer air pipe away from the negative pressure machine through a sealing joint, on the basis, the inner air pipe is longer, and the inner air pipe follows the waste classification collecting device body to disinfect for 30min in the biosafety cabinet before an experiment.
5. A waste sorting and collecting device for biosafety cabinet according to claim 1, wherein: the third linkage control mechanism comprises an infrared sensor arranged on the upper end face of the third electric top cover, a third controller arranged on one side of the infrared sensor and a third infrared induction disinfection lamp arranged on the lower end face of the third electric top cover;
the infrared inductor, the third electric top cover and the third infrared induction sterilizing lamp are electrically connected with the third controller, when the infrared inductor detects that hands are swept, signals are transmitted to the third controller, the third controller controls the third electric top cover to be turned up, and meanwhile, the negative pressure air suction device is started, and the third infrared induction sterilizing lamp senses that hands of an experimenter are close to each other and infrared sterilization is started; when the negative pressure induced draft device sucks the film waste adhered on the hand into the object placing cavity, the hand is far away from the third infrared induction sterilizing lamp, at the moment, the third infrared induction sterilizing lamp is closed and transmits signals to the third controller, the third controller controls the third electric top cover to be closed, and meanwhile, the negative pressure induced draft device is closed.
6. A waste sorting and collecting device for biosafety cabinet according to claim 1, wherein: the side wall top ends of the first cavity, the second cavity and the third cavity, namely the positions respectively abutted against the first electric top cover, the second electric top cover and the third electric top cover are provided with sealing strips.
7. A waste sorting and collecting device for biosafety cabinet according to claim 1, wherein: the larger waste discarding area, the sharp tool discarding area and the film discarding area are independent of each other in collecting work and do not interfere with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320438246.1U CN219566329U (en) | 2023-03-09 | 2023-03-09 | Waste classification and collection device for biosafety cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320438246.1U CN219566329U (en) | 2023-03-09 | 2023-03-09 | Waste classification and collection device for biosafety cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219566329U true CN219566329U (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320438246.1U Active CN219566329U (en) | 2023-03-09 | 2023-03-09 | Waste classification and collection device for biosafety cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219566329U (en) |
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2023
- 2023-03-09 CN CN202320438246.1U patent/CN219566329U/en active Active
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