CN206996626U - A kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain - Google Patents
A kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain Download PDFInfo
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- CN206996626U CN206996626U CN201720840965.0U CN201720840965U CN206996626U CN 206996626 U CN206996626 U CN 206996626U CN 201720840965 U CN201720840965 U CN 201720840965U CN 206996626 U CN206996626 U CN 206996626U
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- fresh air
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- isolation
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Abstract
The utility model discloses a kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain, including chassis and cabinet, wherein：Fresh air channel and return air channel are provided with cabinet, fresh air channel connects air blower, return air channel connects air-introduced machine, it is operating room below fresh air channel, operating room front end is provided with glass door, and rear end is separated by with vertical air plenums, bottom is turned on by Turbogrid plates with horizontal duct, horizontal duct connects air-introduced machine through vertical air plenums, is provided with filter at blower inlet, ultraviolet germicidal lamp is provided with fresh air channel；High efficiency particulate air and ultraviolet germicidal lamp are provided with vertical air plenums, horizontal duct bottom is additionally provided with discard solution discharge port.The utility model provides one kind is isolated using fresh air, avoids contaminated air in cabinet from making the Biohazard Safety Equipment of operator or sample by cross-infection because of the security isolation impaired performance of circulated air.
Description
Technical field
The utility model belongs to laboratory cleaning apparatus technical field, and in particular to one kind is prevented using the isolation of fresh air air curtain
The Biohazard Safety Equipment of cross-infection.
Background technology
Biohazard Safety Equipment is the safety for operating personnel and its surrounding people, what is occurred when handling dangerous microbes
Pollution aerosol is isolated in the defence installation in operating area.It isolates pollution air effect, is mainly circulated by air filtration
System is completed, and the air-flow that the charge air flow, sedimentation air-flow and workspace in cabinet constantly purify is promoted by blower fan, the gas of formation
Curtain can be avoided by microorganism infection with Protection room operator, while sample/product can also be protected to avoid by Interior Space
Entrained Institute of Micro-biology pollution in gas.But the isolation air curtain of the Biohazard Safety Equipment 70% used at present comes from circulated air,
30% is discharged, and the filtering of circulated air is completed by high efficiency particle air-flow HEPA filters, and filter uses a period of time
Afterwards because grit deposits blocking action, its resistance increases therewith, the flow velocity of clean gas flow is not reached requirement, so that the peace of complete machine
Full isolation performance weakens, and such laboratory operation person is by sample/product in microorganism infection, and cabinet by entrained in air
The probability of microorganism pollution will increase.Therefore, develop it is a kind of isolated using fresh air, avoid in cabinet contaminated air because following
The security isolation impaired performance of ring wind and make operator or sample/product by the Biohazard Safety Equipment of cross-infection are desirability
's.
Utility model content
The purpose of this utility model be to provide it is a kind of isolated using fresh air, avoid in cabinet contaminated air because of circulated air
Security isolation impaired performance and make the Biohazard Safety Equipment of operator or sample by cross-infection.
The purpose of this utility model is achieved in that including chassis and cabinet, wherein：Fresh air channel is provided with cabinet
And return air channel, fresh air channel connection air blower, return air channel connection air-introduced machine, fresh air channel lower section is operating room, and return air leads to
Road includes the horizontal duct below operating room and the vertical air plenums on rear side of operating room；Operating room front end is provided with glass door, rear end
It is separated by with vertical air plenums, bottom is turned on by Turbogrid plates with horizontal duct, and horizontal duct connects air-introduced machine, air blast through vertical air plenums
Machine entrance is provided with filter, and ultraviolet germicidal lamp is provided with fresh air channel；High efficiency particulate air is provided with vertical air plenums
And ultraviolet germicidal lamp, horizontal duct bottom are additionally provided with discard solution discharge port.
Further, air blower is adapted with the air quantity and blast of air-introduced machine, guarantee induction air flow ratio be 0.52m/s ±
0.025, down current flow velocity is 0.30m/s ± 0.025.
Further, ultraviolet germicidal lamp radiation intensity >=30uw/cm2。
Further, pressure difference monitoring meter is provided with cabinet.
Further, air monitoring meter is additionally provided with cabinet.
The beneficial effects of the utility model are：Isolation air curtain in Biohazard Safety Equipment uses fresh air completely, avoids use from following
Ring wind, when preventing that filter from using to the security isolation impaired performance of later stage complete machine, in cabinet contaminated air make operator and
Sample/product is by cross-infection；The present apparatus, as isolation air curtain, can effectively reduce operation using the VMC after purification
The probability that person or sample/product are infected or polluted.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
In figure：1- chassis, 2- horizontal ducts, 3- cabinets, 4- vertical air plenums, 5- high efficiency particulate airs, 6- ultraviolet germicidal lamps,
7- air-introduced machines, 8- filters, 9- air blowers, 10- fresh air channels, 11- operating rooms, 12- glass doors, 13- Turbogrid plates, 14- waste liquids
Floss hole.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings, but the utility model is not subject in any way
Limitation, any changes and modifications made based on the utility model training centre, belongs to the scope of protection of the utility model.
As shown in figure 1, the utility model includes chassis 1 and cabinet 3, wherein：Fresh air channel 10 is provided with cabinet 3 and is returned
Wind passage, fresh air channel 10 connect air blower 9, and return air channel connection air-introduced machine 7, the lower section of fresh air channel 10 is operating room 11, is returned
Wind passage includes the horizontal duct 2 of the lower section of operating room 11 and the vertical air plenums 4 of the rear side of operating room 11；The front end of operating room 11 is provided with
Glass door 12, rear end are separated by with vertical air plenums 4, and bottom is turned on by Turbogrid plates 13 and horizontal duct 2, and horizontal duct 2 is through vertical
Air channel 4 connects air-introduced machine 7, and the entrance of air blower 9 is provided with filter 8, ultraviolet germicidal lamp 6 is provided with fresh air channel 10；
High efficiency particulate air 5 and ultraviolet germicidal lamp 6 are provided with vertical air plenums 4, the bottom of horizontal duct 2 is additionally provided with discard solution discharge port
14。
In order to ensure the security isolation performance of complete machine, air blower 9 is adapted with the air quantity and blast of air-introduced machine 7, ensure into
Gas velocity is 0.52m/s ± 0.025, and down current flow velocity is 0.30m/s ± 0.025.
In order that ultraviolet germicidal lamp 6 has given play to optimal bactericidal effect, 6 radiation intensity of ultraviolet germicidal lamp >=30uw/
cm2。
Pressure difference monitoring meter is provided with cabinet 3, to monitor the pressure difference of fresh air and return air in real time, ensures that safety cabinet is in negative
Pressure condition.
Air monitoring meter is additionally provided with cabinet 3, for measuring induction air flow ratio and down current flow velocity in real time.
When in use, fresh air enters air blower 9 to the utility model by filter 8, is killed in fresh air channel 10 through ultraviolet
Bacterium lamp 6 enters operating room 11 after sterilizing, then enters horizontal duct 2 by the Turbogrid plates 13 of the bottom of operating room 11, then through vertically-supplying air
Discharged by air-introduced machine 7 in road 4.Gas is before discharge by the high efficiency particulate air 5 and ultraviolet germicidal lamp 6 in vertical air plenums 4
Purify and sterilize, avoid surrounding air and be contaminated.Charge air flow, sedimentation air-flow and workspace in cabinet 3 constantly purify
Air-flow be all directly to use fresh air air-flow, avoid contaminated circulated air in the security isolation impaired performance of complete machine, operate
Person and sample/product are improved the security performance of product by the danger of cross-infection.
Claims (5)
1. a kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain, including chassis (1) and cabinet (3), it is special
Sign is：Fresh air channel (10) and return air channel are provided with cabinet (3), fresh air channel (10) connection air blower (9), return air leads to
Road connection air-introduced machine (7), fresh air channel (10) lower section are operating room (11), and return air channel includes the level below operating room (11)
Vertical air plenums (4) on rear side of air channel (2) and operating room (11)；Operating room (11) front end is provided with glass door (12), and rear end is with hanging down
Straight air channel (4) is separated by, and bottom is turned on by Turbogrid plates (13) and horizontal duct (2), and horizontal duct (2) connects through vertical air plenums (4)
Air-introduced machine (7) is connect, air blower (9) entrance is provided with filter (8), ultraviolet germicidal lamp is provided with fresh air channel (10)
(6)；High efficiency particulate air (5) and ultraviolet germicidal lamp (6) are provided with vertical air plenums (4), horizontal duct (2) bottom is additionally provided with
Discard solution discharge port (14).
2. a kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain according to claim 1, its feature
It is：Air blower (9) is adapted with the air quantity and blast of air-introduced machine (7), and guarantee induction air flow ratio is 0.52m/s ± 0.025, is declined
Air-flow velocity is 0.30m/s ± 0.025.
3. a kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain according to claim 1, its feature
It is：Ultraviolet germicidal lamp (6) radiation intensity >=30uw/cm2。
4. a kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain according to claim 1, its feature
It is：Pressure difference monitoring meter is provided with cabinet (3).
5. a kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain according to claim 1, its feature
It is：Air monitoring meter is additionally provided with cabinet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720840965.0U CN206996626U (en) | 2017-07-12 | 2017-07-12 | A kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720840965.0U CN206996626U (en) | 2017-07-12 | 2017-07-12 | A kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206996626U true CN206996626U (en) | 2018-02-13 |
Family
ID=61453789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720840965.0U Active CN206996626U (en) | 2017-07-12 | 2017-07-12 | A kind of Biohazard Safety Equipment that cross-infection is prevented using the isolation of fresh air air curtain |
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| Country | Link |
|---|---|
| CN (1) | CN206996626U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110090670A (en) * | 2019-06-05 | 2019-08-06 | 江苏拓米洛环境试验设备有限公司 | Environmental test chamber with top air draught type air channel structure |
| CN111658156A (en) * | 2020-07-17 | 2020-09-15 | 山东省肿瘤防治研究院（山东省肿瘤医院） | Automatic endoscope transfer transport vehicle and transport method |
-
2017
- 2017-07-12 CN CN201720840965.0U patent/CN206996626U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110090670A (en) * | 2019-06-05 | 2019-08-06 | 江苏拓米洛环境试验设备有限公司 | Environmental test chamber with top air draught type air channel structure |
| CN110090670B (en) * | 2019-06-05 | 2024-02-20 | 江苏拓米洛高端装备股份有限公司 | Environmental test box with top induced draft type air duct structure |
| CN111658156A (en) * | 2020-07-17 | 2020-09-15 | 山东省肿瘤防治研究院（山东省肿瘤医院） | Automatic endoscope transfer transport vehicle and transport method |
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