CN108579826A - A kind of A2 types Biohazard Safety Equipment - Google Patents
A kind of A2 types Biohazard Safety Equipment Download PDFInfo
- Publication number
- CN108579826A CN108579826A CN201810414545.5A CN201810414545A CN108579826A CN 108579826 A CN108579826 A CN 108579826A CN 201810414545 A CN201810414545 A CN 201810414545A CN 108579826 A CN108579826 A CN 108579826A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
- B01L1/04—Dust-free rooms or enclosures
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M1/00—Apparatus for enzymology or microbiology
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
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- Sustainable Development (AREA)
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- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Biomedical Technology (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
A kind of A2 types Biohazard Safety Equipment, including cabinet, one side of the cabinet forms jagged, observation window and front shroud are installed on the notch of the cabinet, front shroud is placed in the top of observation window, it is placed with workbench in the inside of cabinet, workbench is placed in the bottom of cabinet, powered air-purifying device and laminated borosilicate microfibre filter layer are installed on the top of workbench, laminated borosilicate microfibre filter is placed on the bottom of powered air-purifying device, exhaust outlet is installed on the top of cabinet, exhaust-air filter is installed on the bottom of exhaust outlet.The front shroud of the present invention is fitted on cabinet, when exhaust-air filter and powered air-purifying device and laminated borosilicate microfibre filter layer use after a certain period of time, it is replaced, front shroud need to only be removed at this time can expose cavity in cabinet, discard can be removed from cavity and be replaced by maintenance personal, it avoids replacing cabinet integral demounting, also shortens maintenance time and labor intensity.
Description
Technical field
The present invention relates to a kind of A2 types Biohazard Safety Equipments.
Background technology
Biohazard Safety Equipment is that have infective experiment for operating primary culture, bacterium strain and diagnostic sample etc.
When material, for protecting operator, laboratory environment and the equipment of experiment material, Biohazard Safety Equipment that can effectively reduce
Laboratory infection caused by being exposed due to aerosol and culture cross contamination, and it is more focused on protection operating personnel and ring
Border, prevent operation pathogenic microorganism diffusion cause personnel injure and environmental pollution, Biohazard Safety Equipment can be divided into level-one, two level,
Three-level, A2 types Biohazard Safety Equipment therein are two level, since the outer housing of existing A2 types Biohazard Safety Equipment is the whole knot of sealing
Structure formula, so inner cavity could be exposed by needing to remove shell when the vulnerable parts such as filter inside replacement, this will not only waste dimension
The plenty of time for repairing personnel, also increase labor intensity.
Invention content
In view of the deficiencies of the prior art, the present invention provides a kind of A2 type Biohazard Safety Equipments that can be solved the above problems.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：
A kind of A2 types Biohazard Safety Equipment, including cabinet, the outside plate environmental sealing of the cabinet form the sealing of one and half packets
Cavity；One side of seal cavity forms jagged, and observation window and front shroud, protecgulum are equipped on the notch of the cabinet
Plate is placed in the top of observation window, and workbench is placed in the inside of cabinet, and workbench is placed in the bottom of cabinet, the top of workbench
Powered air-purifying device and laminated borosilicate microfibre filter layer are installed, laminated borosilicate microfibre filter, which is placed on, blew in portion
The bottom of filter is equipped with exhaust outlet on the top of cabinet, exhaust-air filter is equipped on the bottom of exhaust outlet.
Air inlet runner is formed between the bottom of the observation window and the indentations bottom of cabinet, air inlet runner is placed in work
The bottom of platform, observation window are fitted on the side of workbench, shape between the another side of workbench and the outside plate of cabinet
At there is ventilation and negative pressure ventilation road, an end interface in ventilation and negative pressure ventilation road and an end interface of air inlet runner, which penetrate through, to be connected, the upside of workbench
Position is formed with cavity, and another end interface in ventilation and negative pressure ventilation road extends on the bottom of cavity, and exhaust fan is placed in cavity,
Exhaust-air filter is placed on the top of cavity.
Partition is provided on the two bottom sides frame of the workbench of the cabinet, a partition therein is placed in observation window
Bottom part down.
Controller is installed in the bottom frame of the front shroud.
The bottom of the cabinet is installed with fixing bracket, and support bracket fastened entirety is in frame structure, support bracket fastened
Mounting hole is offered in the plane of bottom end, coordinates in mounting hole and support leg is installed, and the quantity of support leg is four, four support legs
It is distributed in four frames of fixing bracket bottom, castor is equipped on the inside of support leg, the quantity of castor is four, four castors
Top be fixedly mounted on four frames of fixing bracket bottom.
External screw thread is offered on the top outer wall of the support leg, and internal thread is offered in the interior sidewall surface of mounting hole,
Support bracket fastened top is screwed on together with mounting hole.
Advantageous effect：The present invention compared with prior art, has the advantages that：
The front shroud of A2 types Biohazard Safety Equipment of the present invention is fitted on cabinet, when exhaust-air filter and powered air-purifying
Device and laminated borosilicate microfibre filter layer use after a certain period of time, are replaced, only need to remove front shroud i.e. at this time
The cavity in cabinet can be exposed, discard can be removed from cavity and be replaced, avoided to cabinet integral demounting more by maintenance personal
It changes, also shortens maintenance time and labor intensity.
Description of the drawings
Fig. 1 is the structure chart of A2 type Biohazard Safety Equipments.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the side view of Fig. 1.
Fig. 4 is the work flow diagram of Fig. 3.
Specific implementation mode
Refering to fig. 1-4, a kind of A2 types Biohazard Safety Equipment, including cabinet 1, observation window 2, exhaust-air filter 3, powered air-purifying
Device 4, ventilation and negative pressure ventilation road 5, exhaust outlet 6, laminated borosilicate microfibre filter layer 7, exhaust fan 8, controller 9, the outside plate of cabinet 1
Environmental sealing forms the seal cavity of one and half packets；One side of seal cavity forms jagged, is installed on the notch of cabinet 1
There are observation window 2 and front shroud 13, front shroud 13 to be placed in the top of observation window 2, the bottom of observation window 2 and lacking for cabinet 1
Mouth is formed with air inlet runner 11 between bottom, workbench (figure is not marked) is placed in the inside of cabinet 1, workbench is placed in cabinet 1
Bottom, air inlet runner 11 is placed in the bottom of workbench, and observation window 2 is fitted on the side of workbench, workbench
Ventilation and negative pressure ventilation road 5, an end interface and the air inlet runner 11 in ventilation and negative pressure ventilation road 5 are formed between another side and the outside plate of cabinet 1
End interface perforation connection, the upside position of workbench is formed with cavity (figure is not marked), another end interface in ventilation and negative pressure ventilation road 5
It extends on the bottom of cavity, exhaust fan 8 is placed in cavity, powered air-purifying device 4 is installed on the top of workbench and folds
Sheet borosilicate microfibre filter layer 7, laminated borosilicate microfibre filter layer 7 are placed in the bottom of powered air-purifying device 4, the top of cabinet 1
Exhaust outlet 6 is installed in portion, exhaust-air filter 3 is installed on the bottom of exhaust outlet 6, exhaust-air filter 3 is placed in the top of cavity
On.
Partition (not shown) is provided on the two bottom sides frame of the workbench of cabinet 1, a partition therein is placed in observation
The bottom part down of window 2, the exhaust gas generated in workbench are discharged by two partitions of bottom, later exhaust gas converge into
In flow channel 11, exhaust gas is brought into ventilation and negative pressure ventilation road 5 after the air inlet sucking air of air inlet runner 11, later by exhaust fan
8 rotation suction, 70% gas sequentially pass through powered air-purifying device 4 and laminated borosilicate microfibre filter layer 7, powered air-purifying device
Impurity dust is stopped and adsorbs by 4, clean later again by laminated borosilicate microfibre filter layer 7 by after microorganism fine filtering
Air forms down draft and is constantly blown down from the bench-top of cabinet 1, and down draft is recycled to the workbench of cabinet 1
Interior, with the trial target in protection cabinets 1 not by extraneous dust or germ contamination, 30% gas passes through exhaust-air filter 3, by air draft
Filter 3 is discharged by exhaust outlet 6 outside cabinet 1 after absorbing and filter, and is set around Polluted area by the negative pressure in ventilation and negative pressure ventilation road 5
Meter, prevents the content leaks in cabinet 1.
Controller 9 is installed, controller 9 is used to control the startup of exhaust fan 8, pause in the bottom frame of front shroud 13
And rotary speed, operating personnel can touch controller 9 according to actual conditions point, the work of exhaust fan 8 determined by touching controller 9
Make state, when needing stable air-flow and pressure in the workbench of cabinet 1, exhaust fan 8 will reach normal rotary speed
It can guarantee from the air velocity minimum or measurement average value of the partition discharge at workbench bottom both ends and reach 0.5m/s.
The bottom of cabinet 1 is installed with fixing bracket 12, and the entirety of fixing bracket 12 is in frame structure, and cabinet 1 passes through
The support of fixing bracket 12 is positively retained at suitable height and position, and operator can be at being conducive to operate in the case of sitting posture,
Mounting hole (not shown) is offered in the bottom end plane of fixing bracket 12, coordinates in mounting hole and support leg 121, support leg are installed
121 quantity is four, and four support legs 121 are distributed in four frames of 12 bottom of fixing bracket, the top of support leg 121
External screw thread (not shown) is offered on lateral wall, and internal thread (not shown), fixing bracket are offered in the interior sidewall surface of mounting hole
12 top is screwed on together with mounting hole, and four support legs 121 rotate to adjust four sides of fixing bracket 12 by itself
Frame height degree, allow cabinet 1 generally in horizontal position, while the whole height of adjustable stationary barrier 12, support leg 121 it is interior
Side has castor 122, and the quantity of castor 122 is four, and the top of four castors 122 is fixedly mounted on 12 bottom of fixing bracket
On four frames.
The front shroud 13 of A2 type Biohazard Safety Equipments is fitted on cabinet 1, when exhaust-air filter 3 and powered air-purifying device
4 and laminated borosilicate microfibre filter layer 7 use after a certain period of time, replaced, need to only remove front shroud 13 at this time
The cavity in cabinet 1 can be exposed, discard can be removed from cavity and be replaced by maintenance personal, avoid tear whole to cabinet 1
Replacement is unloaded, maintenance time and labor intensity are also shortened.
The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to the structure of the present invention
Think and range is defined.Under the premise of not departing from design concept of the present invention, technology of the ordinary people in the field to the present invention
The all variations and modifications that scheme is made, should all drop into protection scope of the present invention, the claimed technology contents of the present invention,
It has all recorded in detail in the claims.
Claims (6)
1. the outside plate environmental sealing of a kind of A2 types Biohazard Safety Equipment, including cabinet (1), the cabinet (1) forms one and half packets
Seal cavity；One side of seal cavity forms jagged, which is characterized in that is equipped with sight on the notch of the cabinet (1)
It surveys window (2) and front shroud (13), front shroud (13) is placed in the top of observation window (2), work are placed in the inside of cabinet (1)
Make platform, workbench is placed in the bottom of cabinet (1), and powered air-purifying device (4) is equipped on the top of workbench and laminated borosilicate is micro-
Fibrous filter layer (7), laminated borosilicate microfibre filter layer (7) are placed in the bottom of powered air-purifying device (4), the top of cabinet (1)
On exhaust outlet (6) is installed, exhaust-air filter (3) is installed on the bottom of exhaust outlet (6).
2. A2 types Biohazard Safety Equipment according to claim 1, which is characterized in that the bottom of the observation window (2) and cabinet
Air inlet runner (11) is formed between the indentations bottom of body (1), air inlet runner (11) is placed in the bottom of workbench, observation window
(2) it is fitted on the side of workbench, ventilation and negative pressure ventilation is formed between the another side of workbench and the outside plate of cabinet (1)
Road (5), an end interface of ventilation and negative pressure ventilation road (5) are connected with the end interface perforation of air inlet runner (11), the upper lateral part of workbench
Position is formed with cavity, and another end interface of ventilation and negative pressure ventilation road (5) extends on the bottom of cavity, and exhaust fan is placed in cavity
(8), exhaust-air filter (3) is placed on the top of cavity.
3. A2 types Biohazard Safety Equipment according to claim 2, which is characterized in that the bottom of the workbench of the cabinet (1)
Partition is provided on the frame of both sides, one therein is separated the bottom part down for being placed in observation window (2).
4. A2 types Biohazard Safety Equipment according to claim 1, which is characterized in that in the bottom frame of the front shroud (13)
Controller (9) is installed.
5. A2 types Biohazard Safety Equipment according to claim 1, which is characterized in that the bottom of the cabinet (1) is fixedly mounted
There is fixing bracket (12), the entirety of fixing bracket (12) is in frame structure, and peace is offered in the bottom end plane of fixing bracket (12)
Hole is filled, coordinates in mounting hole and support leg (121) is installed, the quantity of support leg (121) is four, four support legs (121) point
Cloth is equipped with castor (122), the number of castor (122) in four frames of fixing bracket (12) bottom on the inside of support leg (121)
Amount is four, is fixedly mounted on four frames of fixing bracket (12) bottom at the top of four castors (122).
6. A2 types Biohazard Safety Equipment according to claim 5, which is characterized in that the top outer of the support leg (121)
External screw thread is offered on wall, internal thread is offered in the interior sidewall surface of mounting hole, and top and the mounting hole of fixing bracket (12) revolve
It is connected together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810414545.5A CN108579826A (en) | 2018-05-03 | 2018-05-03 | A kind of A2 types Biohazard Safety Equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810414545.5A CN108579826A (en) | 2018-05-03 | 2018-05-03 | A kind of A2 types Biohazard Safety Equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108579826A true CN108579826A (en) | 2018-09-28 |
Family
ID=63620572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810414545.5A Pending CN108579826A (en) | 2018-05-03 | 2018-05-03 | A kind of A2 types Biohazard Safety Equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108579826A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359682A (en) * | 2020-03-31 | 2020-07-03 | 上海上净净化设备有限公司 | Biological safety cabinet |
| CN113083382A (en) * | 2021-01-20 | 2021-07-09 | 中科美菱低温科技股份有限公司 | Biological safety cabinet and disassembly and assembly method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM473257U (en) * | 2013-11-06 | 2014-03-01 | Air System Entpr Co Ltd | Biological safety cabinet with negative pressure chamber |
| CN204429316U (en) * | 2015-02-05 | 2015-07-01 | 济南鑫贝西生物技术有限公司 | A kind of Biohazard Safety Equipment |
| CN205020096U (en) * | 2015-09-14 | 2016-02-10 | 江苏灵豹药业股份有限公司 | Biological safety box |
| CN106492890A (en) * | 2016-11-20 | 2017-03-15 | 合肥优亿科机电科技有限公司 | A kind of level Four horizontal cell toxin safety cabinet |
| CN208356799U (en) * | 2018-05-03 | 2019-01-11 | 苏洁医疗器械（苏州）有限公司 | A kind of A2 type Biohazard Safety Equipment |
-
2018
- 2018-05-03 CN CN201810414545.5A patent/CN108579826A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM473257U (en) * | 2013-11-06 | 2014-03-01 | Air System Entpr Co Ltd | Biological safety cabinet with negative pressure chamber |
| CN204429316U (en) * | 2015-02-05 | 2015-07-01 | 济南鑫贝西生物技术有限公司 | A kind of Biohazard Safety Equipment |
| CN205020096U (en) * | 2015-09-14 | 2016-02-10 | 江苏灵豹药业股份有限公司 | Biological safety box |
| CN106492890A (en) * | 2016-11-20 | 2017-03-15 | 合肥优亿科机电科技有限公司 | A kind of level Four horizontal cell toxin safety cabinet |
| CN208356799U (en) * | 2018-05-03 | 2019-01-11 | 苏洁医疗器械（苏州）有限公司 | A kind of A2 type Biohazard Safety Equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359682A (en) * | 2020-03-31 | 2020-07-03 | 上海上净净化设备有限公司 | Biological safety cabinet |
| CN113083382A (en) * | 2021-01-20 | 2021-07-09 | 中科美菱低温科技股份有限公司 | Biological safety cabinet and disassembly and assembly method thereof |
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