CN213791693U - Intelligent biological safety cabinet - Google Patents
Intelligent biological safety cabinet Download PDFInfo
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- CN213791693U CN213791693U CN202022816400.3U CN202022816400U CN213791693U CN 213791693 U CN213791693 U CN 213791693U CN 202022816400 U CN202022816400 U CN 202022816400U CN 213791693 U CN213791693 U CN 213791693U
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Abstract
The utility model discloses an intelligence biosafety cabinet, the air current of design moves towards rationally, works as through the design of the second malleation passageway of reposition of redundant personnel and third malleation passageway second malleation passageway breaks down or the air current is not smooth, the urgent mediation of air current can be realized to third malleation passageway, and has passed through the filtration of second air filter component for the air feed that discharges away meets the requirements, has ensured experimenter's safety. The second air filtering component can be externally connected with a ventilation pipe to discharge gas to the outside, so that the stability of the experimental environment is further guaranteed. And the experimenter can preset the time point, and how long time the operation panel does not operate the back promptly, can close fan and transparent window form, opens the ultraviolet lamp simultaneously, carries out the sterilization of operation layer environment, realizes a regularly function promptly, realizes intelligent controlling, avoids the operation panel to expose for a long time, causes the pollution.
Description
Technical Field
The utility model belongs to the technical field of biological assay equipment, concretely relates to intelligence biosafety cabinet.
Background
The biological safety cabinet is a special protection device for a biological laboratory, and is designed for protecting an operator, a laboratory environment and experimental materials from being exposed to infectious aerosol and splashed substances possibly generated in the operation process when the experimental materials with infectivity, such as primary cultures, strains of bacteria and viruses, diagnostic specimens and the like, are operated. The method is widely applied to scientific research and production departments such as medicine and health departments, biological pharmacy departments, sterile laboratories and the like which need local sterile working environments. An operator can operate in the safety cabinet through the front window operation port, and negative pressure airflow sucked inwards through the front window operation port is used for protecting the safety of the operator; the downdraft filtered by the high-efficiency filter is used for protecting the experimental articles in the safety cabinet; the airflow is filtered by the high-efficiency filter and then discharged out of the safety cabinet to protect the environment. Therefore, the inflow airflow velocity for protecting personnel and the downdraft airflow velocity for protecting the experimental sample of the biological safety cabinet are key performance indexes, and the change of the external environment and the change of the running state can cause the change of the indexes, so that the biological safety cabinet is in an abnormal running state, and the operator, the environment and the experimental sample cannot be protected.
The biological safety cabinet in the prior art has unreasonable airflow design, so that airflow disorder occurs in the operation process of the biological safety cabinet, or an emergency exhaust channel does not exist, the airflow flows out from an operation surface, and the body of an experimenter is injured. And current biological safety cabinet can't realize intelligent control, like experimental personnel forget the operation, but the operation panel does not close, causes the test bench to pollute easily, and when next person used, it can use to have to clean and ultraviolet irradiation a period of time, causes cross contamination easily like this, just delays the experiment process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming at least one kind of defect of above-mentioned prior art, provide an intelligence biosafety cabinet to reach intelligent control, the air current is more stable, whole safer effect.
The technical scheme adopted by the utility model is that an intelligent biosafety cabinet is provided, which comprises a cabinet body, wherein the cabinet body comprises a first negative pressure channel, a fan provided with an air inlet and an air outlet, a second positive pressure channel, a third positive pressure channel and an operation layer; the first negative pressure channel is arranged on the lower side of the operation layer, one end of the first negative pressure channel is communicated with external air, and the other end of the first negative pressure channel is connected with an air inlet of the fan; one end of the second positive pressure channel is connected with an air outlet of the fan, and a first air filtering component is arranged between the second positive pressure channel and the operation layer, so that polluted air entering the second positive pressure channel passes through the first air filtering component to realize air purification, and then enters the operation layer; one end of the third positive pressure channel is connected with one side of the upper end of the second positive pressure channel, an exhaust port is formed in the upper end of the cabinet body, and a second air filtering assembly is arranged between the third positive pressure channel and the exhaust port; polluted air entering the third positive pressure channel passes through the second air filtering component to realize air purification and is discharged out of the cabinet body; the upper layer of the cabinet body is also provided with a control assembly which comprises a control main board and an operation panel, and the operation layer is provided with a liftable transparent window body; an ultraviolet lamp for sterilization is arranged on the upper layer of the operation layer; inductors used for inducing a human body are arranged on two sides of the operating layer, and the inductors are in communication connection with the control main board; the control main board controls the lifting of the transparent window body and the opening and closing of the ultraviolet lamp.
The utility model discloses an air current moves towards reasonable in design, through the design of the second malleation passageway of reposition of redundant personnel and third malleation passageway, works as when second malleation passageway breaks down or the air current is not smooth, the urgent mediation of air current can be realized to third malleation passageway, and has passed through second air filter component's filtration for the air feed that discharges away meets the requirements, has ensured experimenter's safety. The second air filtering component can be externally connected with a ventilation pipe to discharge gas to the outside, so that the stability of the experimental environment is further guaranteed.
Another main design point is that the experimenter can preset the time point, namely after how long time the operation panel is not operated, can close fan and transparent window, open the ultraviolet lamp simultaneously, carry out the sterilization of operation layer environment, realize a regularly function promptly, realize intelligent controlling, avoid the operation panel to expose for a long time, cause the pollution.
Further, the first air filtering assembly and the second air filtering assembly are HEPA air filters.
The utility model discloses a conventional HEPA air cleaner can, to the biological safety cabinet that biological safety requires higher, can adjust air cleaner according to actual conditions, enlarge the range of application.
Further, the operation layer includes horizontal operating platform and the air inlet sieve that links up, and the outside air by the air inlet sieve gets into first negative pressure channel.
Furthermore, the aperture size of the screen holes on the air inlet screen plate is 0.1 mm-0.5 mm.
The air inlet sieve mainly used air inlet, external air enter into first negative pressure passageway from the air inlet sieve, export to second malleation passageway and third malleation passageway through the fan, further realize the purification of air by HEPA air cleaner, and realize that the operation layer is in the malleation state always, avoid the outside air of pollution to get into.
Furthermore, the both sides of air inlet sieve with the connection can be dismantled to the inner wall of the cabinet body.
Because the experiment operation in-process probably has the laboratory glassware, if the animal experiment to aseptic mouse probably has mouse excrement and urine or bedding and padding to fall into, probably drip the cell liquid of cultivation etc. even, so all need clean and clean below the air inlet sieve for a period of time, consequently the utility model discloses a detachable design, the support frame can be designed to the both sides inner wall of biosafety cabinet promptly for the air inlet sieve can directly be placed on it, can take off again when needing to clean, convenient and fast.
Furthermore, one side of the operation layer is also provided with an exhaust air flow alarm and an exhaust air pressure difference alarm.
Furthermore, a temperature and humidity recorder is arranged in the operation layer.
The exhaust air flow alarm, the exhaust air pressure difference alarm, the temperature and humidity recorder and the control mainboard are all electrically connected, so that the alarm can be timely given when a fault occurs, corresponding data can be displayed on the display screen, and intelligent regulation and control are realized.
Furthermore, the operating panel is provided with a temperature and humidity display screen and a plurality of operating buttons, wherein the temperature and humidity display screen comprises a lifting button for controlling the transparent window to lift and a switch button for controlling the ultraviolet lamp.
Besides the above function buttons, other function buttons can be set according to requirements, and the utility model discloses do not do relevant restriction.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an air current moves towards reasonable in design, through the design of the second malleation passageway of reposition of redundant personnel and third malleation passageway, works as when second malleation passageway breaks down or the air current is not smooth, the urgent mediation of air current can be realized to third malleation passageway, and has passed through second air filter component's filtration for the air feed that discharges away meets the requirements, has ensured experimenter's safety. The second air filtering component can be externally connected with a ventilation pipe to discharge gas to the outside, so that the stability of the experimental environment is further guaranteed. And the experimenter can preset the time point, and how long time the operation panel does not operate the back promptly, can close fan and transparent window form, opens the ultraviolet lamp simultaneously, carries out the sterilization of operation layer environment, realizes a regularly function promptly, realizes intelligent controlling, avoids the operation panel to expose for a long time, causes the pollution.
Drawings
Fig. 1 is a schematic side view of the biosafety cabinet of the present invention.
Fig. 2 is a front view schematic structural diagram of the novel biosafety cabinet.
Detailed Description
The technical solutions in the embodiments of the present invention are described in more detail with reference to the accompanying drawings in the embodiments. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Examples
The embodiment provides an intelligent biosafety cabinet, as shown in fig. 1, wherein a is filled with unpurified polluted air, and B is filled with purified air; c is filled with indoor air schematically; the air conditioner comprises a cabinet body 1, wherein the cabinet body 1 comprises a first negative pressure channel 11, a fan 12 provided with an air inlet 10 and an air outlet 20, a second positive pressure channel 13, a third positive pressure channel 14 and an operation layer 15; the first negative pressure channel 11 is arranged at the lower side of the operation layer 15, one end of the first negative pressure channel is communicated with external air, and the other end of the first negative pressure channel is connected with the air inlet 10 of the fan 12; one end of the second positive pressure channel 13 is connected to an air outlet 20 of the fan 12, and as shown in fig. 2, a first air filtering component 16 is arranged between the second positive pressure channel 13 and the operation layer 15, so that polluted air entering the second positive pressure channel 13 passes through the first air filtering component 16 to realize air purification, and then enters the operation layer 15; one end of the third positive pressure channel 14 is connected with one side of the upper end of the second positive pressure channel 13, an air outlet is arranged at the upper end of the cabinet body 1, and a second air filtering component 17 is arranged between the third positive pressure channel 14 and the air outlet; polluted air entering the third positive pressure channel 14 passes through the second air filtering component 17 to realize air purification and is discharged out of the cabinet body 1; the upper layer of the cabinet body 1 is also provided with a control assembly 18 which comprises a control main board which is not marked in the figure; the operation panel 181, the said operation floor 15 has transparent windows 19 that can be lifted; an ultraviolet lamp for sterilization is arranged on the upper layer of the operating layer 15, which is not marked in the figure; inductors 30 used for inducing a human body are arranged on two sides of the operating layer 15, and the inductors 30 are in communication connection with the control main board; the control main board controls the lifting of the transparent window 19 and the opening and closing of the ultraviolet lamp.
Experimenter can preset the time point, and how long time the operation panel does not operate the back promptly, can close fan 12 and transparent window 19, opens the ultraviolet lamp simultaneously, realizes the sterilization of 15 environment of operation layer, realizes a regularly function promptly, realizes intelligent controlling, avoids the operation panel to expose for a long time, causes the pollution.
The first air filter assembly 16 and the second air filter assembly 17 are HEPA air filters.
The utility model discloses a conventional HEPA air cleaner can, to the biological safety cabinet that biological safety requires higher, can adjust air cleaner according to actual conditions, enlarge the range of application.
The operation layer 15 includes the operation panel 151 and the air inlet sieve 152 that the level links up, and the outside air by the air inlet sieve 152 gets into first negative pressure passageway 11. The experimenter performs experimental operations on the operation table 151.
The aperture size of the screen holes on the air inlet screen plate 152 is 0.1 mm-0.5 mm.
The both sides of air inlet sieve 152 with the connection can be dismantled to the inner wall of the cabinet body 1.
Because the experiment operation in-process may have the laboratory glassware, if the animal experiment to aseptic mouse may have mouse excrement and urine or bedding and padding to fall into, perhaps drip the cell liquid of cultivation etc. even, so all need clean and clean below the air inlet sieve 152 for a period of time, consequently the utility model discloses a detachable design, the support frame can be designed to the both sides inner wall of biosafety cabinet promptly for air inlet sieve 152 can directly be placed on it, can take off again when needing to clean, convenient and fast.
And an exhaust air flow alarm and an exhaust air pressure difference alarm are also arranged on one side of the operating layer 15.
And a temperature and humidity recorder is also arranged in the operation layer 15.
The exhaust air flow alarm, the exhaust air pressure difference alarm, the temperature and humidity recorder and the control main board are electrically connected without being marked, so that the alarm can be given in time when a fault occurs, corresponding data can be displayed on the display screen, and intelligent regulation and control are realized. The exhaust air flow alarm, the exhaust air pressure difference alarm and the temperature and humidity recorder are not specifically marked in the figure, the positions can be flexibly designed according to needs, and the exhaust air flow alarm, the exhaust air pressure difference alarm and the temperature and humidity recorder are preferably arranged on the inner walls of the two sides of the operation layer of the biological safety cabinet.
And a temperature and humidity display screen and a plurality of operation buttons 40 are arranged on the operation panel 181, and comprise a lifting button for controlling the transparent window 19 to lift and a switch button for controlling the ultraviolet lamp. The specific distribution of the plurality of buttons in the specific member in fig. 2 is not limited, and can be limited according to the operation habit.
Besides the above function buttons, other function buttons can be set according to requirements, and the utility model discloses do not do relevant restriction.
The above embodiments are only used to illustrate the technical solutions of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the above preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention. Those skilled in the art can also make other changes and the like in the spirit of the present invention, and the design of the present invention can be used as long as the technical effects of the present invention are not deviated. Such variations are intended to be included within the scope of the invention as claimed.
Claims (8)
1. An intelligent biosafety cabinet is characterized by comprising a cabinet body (1), wherein the cabinet body (1) comprises a first negative pressure channel (11), a fan (12) provided with an air inlet (10) and an air outlet (20), a second positive pressure channel (13), a third positive pressure channel (14) and an operation layer (15);
the first negative pressure channel (11) is arranged on the lower side of the operation layer (15), one end of the first negative pressure channel is communicated with external air, and the other end of the first negative pressure channel is connected with an air inlet (10) of the fan (12);
one end of the second positive pressure channel (13) is connected with an air outlet (20) of the fan (12), and a first air filtering component (16) is arranged between the second positive pressure channel (13) and the operation layer (15), so that polluted air entering the second positive pressure channel (13) passes through the first air filtering component (16), is purified, and then enters the operation layer (15);
one end of the third positive pressure channel (14) is connected with one side of the upper end of the second positive pressure channel (13), an air outlet is formed in the upper end of the cabinet body (1), and a second air filtering component (17) is arranged between the third positive pressure channel (14) and the air outlet; polluted air entering the third positive pressure channel (14) passes through the second air filtering component (17) to realize air purification and is discharged out of the cabinet body (1);
the upper layer of the cabinet body (1) is also provided with a control assembly (18) which comprises a control main board and an operation panel (181), and the operation layer (15) is provided with a liftable transparent window body (19); an ultraviolet lamp for sterilization is arranged on the upper layer of the operating layer (15); inductors (30) used for inducing a human body are arranged on two sides of the operating layer (15), and the inductors (30) are in communication connection with the control main board; the control main board controls the lifting of the transparent window body (19) and the opening and closing of the ultraviolet lamp.
2. The intelligent biosafety cabinet according to claim 1, wherein the first air filtration assembly (16) and the second air filtration assembly (17) are HEPA air filters.
3. The intelligent biosafety cabinet according to claim 1, wherein the operation layer (15) comprises a horizontally connected operation table (151) and an air inlet screen plate (152), and outside air enters the first negative pressure channel (11) through the air inlet screen plate (152).
4. The intelligent biosafety cabinet according to claim 3, wherein the aperture size of the screen holes on the air inlet screen plate (152) is 0.1 mm-0.5 mm.
5. The intelligent biosafety cabinet according to claim 4, characterized in that two sides of the air inlet screen plate (152) are detachably connected with the inner wall of the cabinet body (1).
6. The intelligent biosafety cabinet according to claim 1, characterized in that an exhaust air flow alarm and an exhaust air pressure difference alarm are further arranged on one side of the operation layer (15).
7. The intelligent biosafety cabinet according to claim 5, wherein a temperature and humidity recorder is further arranged in the operation layer (15).
8. The intelligent biosafety cabinet according to claim 1, wherein a temperature and humidity display screen and a plurality of operation buttons (40) are arranged on the operation panel (181), and the operation buttons comprise a lifting button for controlling the transparent window (19) to lift and a switch button for controlling the ultraviolet lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022816400.3U CN213791693U (en) | 2020-11-30 | 2020-11-30 | Intelligent biological safety cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022816400.3U CN213791693U (en) | 2020-11-30 | 2020-11-30 | Intelligent biological safety cabinet |
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| Publication Number | Publication Date |
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| CN213791693U true CN213791693U (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022816400.3U Active CN213791693U (en) | 2020-11-30 | 2020-11-30 | Intelligent biological safety cabinet |
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| CN (1) | CN213791693U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345425A (en) * | 2021-12-31 | 2022-04-15 | 青岛九维医学创新研究院有限公司 | Intelligent sterilization biological safety cabinet |
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2020
- 2020-11-30 CN CN202022816400.3U patent/CN213791693U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345425A (en) * | 2021-12-31 | 2022-04-15 | 青岛九维医学创新研究院有限公司 | Intelligent sterilization biological safety cabinet |
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