CN214142336U - Biosafety cabinet with good sealing performance - Google Patents
Biosafety cabinet with good sealing performance Download PDFInfo
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- CN214142336U CN214142336U CN202023159410.0U CN202023159410U CN214142336U CN 214142336 U CN214142336 U CN 214142336U CN 202023159410 U CN202023159410 U CN 202023159410U CN 214142336 U CN214142336 U CN 214142336U
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Abstract
The utility model discloses a biosafety cabinet with good sealing performance, which belongs to the technical field of biosafety cabinets and comprises a support frame and a biosafety cabinet, wherein the biosafety cabinet is fixedly connected to the upper end of the support frame and comprises an air supply device, a cabinet body, a sealing door, an observation window, an operation hole, a control panel, a heating plate, a functional lamp group and an air draft device; the back of the cabinet body is fixedly connected with an air supply device, the left side of the cabinet body is rotatably connected with a sealing door, an observation window is arranged on the inclined plane of the cabinet body, an operation hole is arranged at the front end of the cabinet body, a control panel is fixedly connected on the cabinet body at the right end of the observation window, a functional lamp group is fixedly connected on the inner wall of the cabinet body, the right end of the cabinet body is fixedly connected with an air draft device, and a heating plate is arranged at the bottom of the cabinet body; the utility model discloses a cooperation of each part is used, has carried out the totally enclosed experiment to the biosafety cabinet, neither hinders the researcher and operates, can ensure their life safety again to a certain extent, makes this device application scope more extensive, improves work efficiency.
Description
Technical Field
The utility model relates to a biosafety cabinet technical field specifically is a biosafety cabinet that leakproofness is good.
Background
The biosafety cabinet is designed for protecting the operator, the laboratory environment and the experimental materials from being exposed to infectious aerosols and splashes which may be generated in the operation process when operating infectious experimental materials such as primary cultures, strains of bacteria and viruses and diagnostic specimens. The biological safety cabinet can be divided into three categories, namely a first-level category, a second-level category and a third-level category so as to meet different biological research and epidemic prevention requirements. The biological safety cabinet is widely applied to the fields of medical health, disease prevention and control, food sanitation, biological pharmacy, environmental monitoring, various biological laboratories and the like, is an important basis for guaranteeing biological safety and environmental safety, and belongs to the category of 'livelihood' metering.
However, the biosafety cabinet appearing in the market at present has a complex structure and a single function, the operation area of the existing biosafety cabinet is open when in use, the sealing is realized through the electric roller shutter when not in use, and the sealing performance of the electric roller shutter is general, so that the biosafety cabinet cannot form a closed experimental environment when not in use or in use, bacteria are easy to breed, the experimental result is influenced, harmful substances produced during the experiment are easy to leak, and the harm is caused to the experimenters.
Based on this, the utility model designs a biosafety cabinet that leakproofness is good to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a following technical scheme:
a biological safety cabinet with good sealing performance comprises a support frame and a biological safety cabinet, wherein the biological safety cabinet is fixedly connected to the upper end of the support frame and comprises an air supply device, a cabinet body, a sealing door, an observation window, an operation hole, a control panel, a heating plate, a functional lamp group and an air draft device; the utility model discloses a cabinet, including cabinet body, function banks fixed connection air supply arrangement, cabinet body left side is rotated and is connected sealing door, the observation window has been seted up on the cabinet body inclined plane, the handle hole has been seted up to cabinet body front end, control panel fixed connection is on the cabinet body of observation window right-hand member, function banks fixed connection is in the internal wall of cabinet, cabinet body right-hand member fixed connection updraft ventilator, cabinet body bottom is equipped with the hot plate.
As a further scheme of the utility model, the air supply device comprises an air supply fan, an air supply pipeline and an HEPA filter, one end of the air supply pipeline is fixedly connected with the cabinet body, the other end of the air supply pipeline is fixedly connected with the air supply fan, and the HEPA filter is fixedly connected inside the air supply pipeline; updraft ventilator includes induced draft fan, exhaust pipe way and HEPA filter, the exhaust pipe way one end fixed connection cabinet body, other end fixed connection induced draft fan, the inside two-layer HEPA filter of fixed connection of exhaust pipe way. The during operation, when needs take a breath to biological safety cabinet inside, air supply fan sends clean air into the internal portion of cabinet with the transportation of outside air through supply air duct and HEPA filter's filtration, and exhaust fan takes out the internal portion contaminated gas of cabinet simultaneously, through two-layer HEPA filter, can be reassurance filter into clean air with waste gas, directly emits into the laboratory, avoids the environment to receive the pollution, and the protection researcher is healthy physically and mentally.
As a further scheme of the utility model, be equipped with the knocker on the sealing door, be equipped with the sealing washer of rubber material between the sealing door and the cabinet body, be equipped with the hinge between the sealing door and the cabinet body. During operation, when needs were tested, rotate the last handle of sealing door, can open the sealing door, the design of sealing washer makes the cabinet body more closed.
As a further scheme of the utility model, fixed mounting window installation frame on the observation window, the window installation frame is the visual glass of supporting use in addition, the solid fixed ring of fixed connection on the handle hole, solid fixed ring fixed connection operating glove, gu fixed ring and operating glove formula structure as an organic whole, operating glove's finger end is located the inside of the cabinet body. During operation, the observation window is convenient for observe the internal portion situation of change of cabinet when the experiment, and solid fixed ring connects operating glove, and the researcher of being convenient for directly participates in the internal portion experiment of cabinet, does not worry moreover and is infected with the pollutant, has protected scientific research personnel's life safety.
As a further scheme of the utility model, the function banks includes LED lamp strip and ultraviolet ray sterilization lamp, LED lamp strip fixed connection is in internal wall of cabinet, the observation window is located all around to the LED lamp strip, ultraviolet ray sterilization lamp fixed connection is on internal wall top of cabinet. During operation, observation window installs LED lamp strip all around, makes the internal portion change of observation cabinet that scientific research personnel can be more clear, avoids causing experimental error because of the light problem, sets up the sterilamp, can not use the utility model discloses the time perhaps before experimenting, to the internal portion of cabinet disinfecting.
As a further aspect of the present invention, control panel is equipped with the display screen, control panel is equipped with time-recorder, thermometer and pressure detector, control panel contains all above equipment switches. During operation, the control panel can monitor a state of the internal portion of the cabinet in real time, and the collection of the switch is convenient for timely control of all parts of the internal portion of the cabinet, so that the rapid response is realized, the working strength of scientific research personnel is reduced, and the working efficiency is improved.
Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
1. through air supply arrangement, updraft ventilator and ultraviolet sterilamp's cooperation is used, air supply fan passes through the transportation of supply air duct and HEPA filter's filtration with the outside air, send clean air into the internal portion of cabinet, updraft ventilator takes the internal portion contaminated gas of cabinet out simultaneously, through two-layer HEPA filter, can be reassurance become clean air with waste gas filtration, ultraviolet sterilamp eliminates the internal portion bacterium irradiation of cabinet, provide a sterile pollution-free experimental environment for the experiment at every turn, avoid the experiment to receive the influence, reduce researcher working strength, and work efficiency is improved.
2. Through setting up observation window and handle hole, under the basis of having guaranteed can direct observation and operation, totally closed to biosafety cabinet has not delayed the researcher and has operated, can guarantee their life safety to a certain extent again, indirect improvement work efficiency.
3. Through at cabinet body below installation hot plate, can carry out a preheating to the cabinet body before the experiment, to different subjects and adjust the temperature in the cabinet, make the utility model discloses application scope is more extensive, improves work efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of FIG. 2A according to the present invention;
fig. 4 is a side sectional view of the present invention;
fig. 5 is a schematic view of the sealing door of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-support frame, 2-biological safety cabinet, 3-air supply device, 4-cabinet body, 5-sealing door, 6-observation window, 7-operation hole, 8-control panel, 9-heating plate, 10-air draft device, 11-air supply fan, 12-air supply pipeline, 13-HEPA filter, 14-air draft fan, 15-air draft pipeline, 16-door catch, 17-sealing ring, 18-window installation frame, 19-fixing ring, 20-LED lamp strip and 21-ultraviolet sterilizing lamp.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution:
a biological safety cabinet with good sealing performance comprises a support frame 1 and a biological safety cabinet 2, wherein the biological safety cabinet 2 is fixedly connected to the upper end of the support frame 1, and the biological safety cabinet 2 comprises an air supply device 3, a cabinet body 4, a sealing door 5, an observation window 6, an operation hole 7, a control panel 8, a heating plate 9, a functional lamp group and an air draft device 10; 4 back fixed connection air supply arrangement 3 of the cabinet body, 4 left sides of the cabinet body are rotated and are connected sealing door 5, have seted up observation window 6 on 4 inclined planes of the cabinet body, and handle hole 7 has been seted up to 4 front ends of the cabinet body, and 8 fixed connection of control panel are on 6 right-hand members of observation window's the cabinet body 4, and function banks fixed connection is in 4 inner walls of the cabinet body, 4 right-hand members of the cabinet body fixed connection updraft ventilator 10, and 4 bottoms of the cabinet body are equipped with hot plate 9.
As an embodiment of the present invention, the air supply device 3 includes an air supply fan 11, an air supply duct 12 and an HEPA filter 13, one end of the air supply duct 12 is fixedly connected to the cabinet 4, the other end is fixedly connected to the air supply fan 11, and the HEPA filter 13 is fixedly connected to the inside of the air supply duct 12; updraft ventilator 10 includes induced draft fan 14, exhaust duct 15 and HEPA filter 13, 15 one end fixed connection cabinet bodies 4 of exhaust duct, other end fixed connection induced draft fan 14, 15 inside fixed connection two-layer HEPA filter 13 of exhaust duct. The during operation, when needs take a breath to 2 insides of biosafety cabinet, air supply fan 11 passes through the transportation of supply air duct 12 and HEPA filter 13's filtration with the outside air, send clean air into the cabinet body 4 insidely, exhaust fan 14 takes out the inside contaminated gas of the cabinet body 4 simultaneously, through two-layer HEPA filter 13, can be reassurance filter into clean air with waste gas, directly emits into the laboratory, avoids the environment to receive the pollution, and the protection researcher is healthy physically and mentally.
As an embodiment of the utility model, be equipped with knocker 16 on the sealing door 5, be equipped with rubber material's sealing washer 17 between sealing door 5 and the cabinet body 4, be equipped with the hinge between sealing door 5 and the cabinet body 4. During operation, when needing to experiment, rotate sealing door 5 and go up the handle, can open sealing door 5, the design of sealing washer 17 makes cabinet body 4 more closed.
As an embodiment of the utility model, fixed mounting window installation frame 18 on observation window 6, window installation frame 18 still have the visual glass of supporting use, the solid fixed ring 19 of fixed connection on the handle hole 7, solid fixed ring 19 fixed connection operating gloves, solid fixed ring 19 and operating gloves formula structure as an organic whole, operating gloves's finger end is located the inside of the cabinet body 4. During operation, observation window 6 observes the inside situation of change of the cabinet body 4 when being convenient for the experiment, and solid fixed ring 19 connects operating gloves, and the researcher of being convenient for directly participates in the inside experiment of the cabinet body 4, does not worry moreover and is infected with the pollutant, has protected researcher's life safety.
As an embodiment of the utility model, the function banks includes LED lamp strip 20 and ultraviolet sterilamp 21, and LED lamp strip 20 fixed connection is in 4 inner walls of the cabinet body, and around observation window 6 was located to LED lamp strip 20, ultraviolet sterilamp 21 fixed connection was on 4 inner wall tops of the cabinet body. During operation, observation window 6 installs LED lamp strip 20 all around, makes the observation cabinet body 4 inside changes that scientific research personnel can be more clear, avoids causing experimental error because of the light problem, sets up ultraviolet ray sterilamp 21, can not use the utility model discloses the time perhaps before experimental, to the cabinet body 4 inside disinfection of disinfecting that disinfects.
As an embodiment of the present invention, the control panel 8 is provided with a display screen, the control panel 8 is provided with a timer, a thermometer and a pressure detector, and the control panel 8 contains all the above device switches. During operation, the control panel 8 can monitor a state inside the cabinet body 4 in real time, and the collection of switches is convenient for timely control each part inside the cabinet body 4, makes a response fast, reduces the working strength of scientific research personnel, and improves the working efficiency.
One specific application of this embodiment is:
when the utility model is used, firstly, the heating plate 9 is started, the temperature is adjusted to the temperature suitable for the experiment of the experimental object, then the air supply fan 11 is controlled on the control panel 8 to convey the outside air through the air supply pipeline 12 and the HEPA filter 13, clean air is sent into the cabinet body 4, the air exhaust fan 14 simultaneously takes out the polluted gas in the cabinet body 4, the waste gas can be filtered into clean air through the two layers of HEPA filters 13, and the pollution to the environment is avoided; then, the irradiation time of the ultraviolet sterilizing lamp 21 is controlled on the control panel 8 to eliminate bacteria in the cabinet body 4, so that the interior of the cabinet body 4 is kept in an aseptic state, and the experimental deviation caused by the pollution of external bacteria on an experimental body is avoided; then rotate the last knocker 16 of sealing door 5, pull open sealing door 5, put into biological safety cabinet 2 with the subject rapidly inside, the researcher can pass the handle hole 7 with the hand, wears the operating glove that solid fixed ring 19 is connected and operates this experiment, and the inside concrete accessible observation window 6 that changes of cabinet body 4 observes, and totally enclosed cabinet body 4 has prevented that the researcher from receiving the experiment and has polluted.
In the experimentation, can come to carry out appropriate adjustment to cabinet body 4 inside according to the data on the control panel 8, still carry out the irradiation of an ultraviolet sterilamp 21 and disinfect to cabinet body 4 inside after the experiment is ended, avoid this experiment the bacterial contamination cabinet body 4 that multiplies.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a biological safety cabinet that leakproofness is good, includes support frame (1) and biological safety cabinet (2), its characterized in that: the biological safety cabinet (2) is fixedly connected to the upper end of the support frame (1), and the biological safety cabinet (2) comprises an air supply device (3), a cabinet body (4), a sealing door (5), an observation window (6), an operation hole (7), a control panel (8), a heating plate (9), a functional lamp group and an air draft device (10); the utility model discloses a cabinet, including the cabinet body, cabinet body (4) back fixed connection air supply arrangement (3), the sealed door of connection (5) is rotated in the left side of the cabinet body (4), observation window (6) have been seted up on the cabinet body (4) inclined plane, handle hole (7) have been seted up to the cabinet body (4) front end, control panel (8) fixed connection is on the cabinet body (4) of observation window (6) right-hand member, function banks fixed connection is in cabinet body (4) inner wall, cabinet body (4) right-hand member fixed connection updraft ventilator (10), cabinet body (4) bottom is equipped with hot plate (9).
2. The biosafety cabinet with good sealing performance according to claim 1, wherein: the air supply device (3) comprises an air supply fan (11), an air supply pipeline (12) and a HEPA filter (13), one end of the air supply pipeline (12) is fixedly connected with the cabinet body (4), the other end of the air supply pipeline is fixedly connected with the air supply fan (11), and the HEPA filter (13) is fixedly connected inside the air supply pipeline (12); updraft ventilator (10) are including exhaust fan (14), exhaust pipe (15) and HEPA filter (13), the cabinet body of exhaust pipe (15) one end fixed connection (4), other end fixed connection exhaust fan (14), two-layer HEPA filter (13) of inside fixed connection of exhaust pipe (15).
3. The biosafety cabinet with good sealing performance according to claim 1, wherein: be equipped with knocker (16) on sealing door (5), be equipped with sealing washer (17) of rubber material between sealing door (5) and the cabinet body (4), be equipped with the hinge between sealing door (5) and the cabinet body (4).
4. The biosafety cabinet with good sealing performance according to claim 1, wherein: fixed mounting window installation frame (18) on observation window (6), window installation frame (18) visual glass of supporting use in addition, the solid fixed ring of fixed connection (19) is gone up in handle hole (7), gu fixed ring (19) fixed connection operating glove, gu fixed ring (19) and operating glove formula structure as an organic whole, operating glove's finger end is located the inside of the cabinet body (4).
5. The biosafety cabinet with good sealing performance according to claim 1, wherein: the function banks includes LED lamp strip (20) and ultraviolet sterilamp (21), LED lamp strip (20) fixed connection is in the cabinet body (4) inner wall, observation window (6) are located around LED lamp strip (20), ultraviolet sterilamp (21) fixed connection is on the top of the cabinet body (4) inner wall.
6. The biosafety cabinet with good sealing performance according to claim 1, wherein: control panel (8) are equipped with the display screen, control panel (8) are equipped with time-recorder, thermometer and pressure detector, control panel (8) contain above all equipment switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023159410.0U CN214142336U (en) | 2020-12-24 | 2020-12-24 | Biosafety cabinet with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023159410.0U CN214142336U (en) | 2020-12-24 | 2020-12-24 | Biosafety cabinet with good sealing performance |
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| Publication Number | Publication Date |
|---|---|
| CN214142336U true CN214142336U (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023159410.0U Active CN214142336U (en) | 2020-12-24 | 2020-12-24 | Biosafety cabinet with good sealing performance |
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| CN (1) | CN214142336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114196514A (en) * | 2021-12-19 | 2022-03-18 | 安徽飞创仪器设备有限公司 | Fungus culture observation box |
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2020
- 2020-12-24 CN CN202023159410.0U patent/CN214142336U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114196514A (en) * | 2021-12-19 | 2022-03-18 | 安徽飞创仪器设备有限公司 | Fungus culture observation box |
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Address after: 065200 south of dongliushan street, Yingbin Road, Yanjiao Development Zone, Sanhe City, Langfang City, Hebei Province, east of Shenjiang Road Patentee after: Langfang Luoqi Medical Laboratory Co.,Ltd. Address before: 065200 south of dongliushan street, Yingbin Road, Yanjiao Development Zone, Sanhe City, Langfang City, Hebei Province, east of Shenjiang Road Patentee before: Hebei LUOQI medical laboratory Co.,Ltd. |