CN207076467U - A kind of high-performance bio safety cabinet - Google Patents
A kind of high-performance bio safety cabinet Download PDFInfo
- Publication number
- CN207076467U CN207076467U CN201720781519.7U CN201720781519U CN207076467U CN 207076467 U CN207076467 U CN 207076467U CN 201720781519 U CN201720781519 U CN 201720781519U CN 207076467 U CN207076467 U CN 207076467U
- Authority
- CN
- China
- Prior art keywords
- cabinet
- gathering hole
- performance bio
- air channel
- workspace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The utility model belongs to medical apparatus and instruments field, more particularly to a kind of high-performance bio safety cabinet.Including cabinet and blower fan, the wall of cabinet is provided with gathering hole, gas outside cabinet is via gathering hole, the air inlet of the blower fan is sucked into by air channel, cabinet internal layer is provided with cabinet, the air channel is formed between cabinet internal layer and the wall of cabinet, workspace is adjacent with filtering area and is located at the inside of the cabinet internal layer, the air inlet in the air channel is provided with two and is located at respectively above and below gathering hole, the air outlet of the blower fan is towards the filtering area, also include controller, ultraviolet lamp and fluorescent lamp are provided with the workspace, the gathering hole is provided with infrared inductor, the ultraviolet lamp is provided with the intelligent switch of energy controlling switch, the controller is electrical connected with the infrared inductor and the intelligent switch respectively.Its advantage is：Simple and reasonable, cost is low, and air circulation is good, can fully sterilize, and effectively avoids ultraviolet light to human injury.
Description
Technical field
The utility model belongs to medical apparatus and instruments field, more particularly to a kind of high-performance bio safety cabinet.
Background technology
Biohazard Safety Equipment is that have infective experiment material for operation primary culture, bacterium strain and diagnostic sample etc.
During material, for protecting operator, laboratory environment and experiment material, make it can during avoiding exposure to aforesaid operations
Infectious aerosol and spatters caused by energy and design.When operating liquid or semifluid, such as shake, pour into, stir, or
By liquid be added drop-wise on the surface of solids or another liquid in when, be possible to produce aerosol.To agar plate streak inoculation,
The suspension of infectious reagent is transferred in microtest plate with suction pipe inoculating cell blake bottle, using multiple tracks sample injector, be right
Infectious substance is homogenized and vortex oscillation, when being centrifuged to infectious liquid and carrying out animal operation, these experiments
All there may be infectious aerosol for room operation.Because naked eyes can not see that diameter is less than 5 microns of aerosol and a diameter of 5
~100 microns of fine droplet, therefore laboratory worker has been normally unaware that this level of particle is generating, and can
Energy suction or the other materials of cross pollution work top.It has been shown that proper use of Biohazard Safety Equipment can effectively reduce by
Laboratory infection and culture cross pollution caused by aerosol exposure.Biohazard Safety Equipment simultaneously also can environmental protection.
In the prior art, however, all Biohazard Safety Equipments comprising double-decker being currently known all are by inside cabinet
All spaces are all used as air channel, so as to cause gas positive pressure and negative pressure to be full of whole cabinet.And the requirement of Biohazard Safety Equipment
Air channel is the structure of sealing, is not allow for any leakage, therefore the requirement to whole cabinet is whole sealings, any turning and is connect
The leakage part of head is unacceptable.In order to realize this requirement, typically using high intensity metal plate as cabinet shell (for example,
The standard requirement of U.S.'s Biohazard Safety Equipment is steel construction cabinet, while requires that negative pressure is protected), with any turning of silica gel sealing and connect
At head, so as to produce the material of costliness and more production costs.And the sterilizing unit on operating desk is generally ultraviolet light, hold
Easily influence staff's body.
Utility model content
The purpose of this utility model is to provide a kind of high-performance bio safety cabinet, conjunction simple in construction in view of the shortcomings of the prior art
Reason, cost is low, and air circulation is good, can fully sterilize, and whether energy automatic identification people is close, effectively avoids ultraviolet light from hindering human body
Evil.
To solve the above problems, the utility model adopts the following technical scheme that：
A kind of high-performance bio safety cabinet, including cabinet and blower fan, the wall of the cabinet are provided with gathering hole, in the cabinet
Provided with workspace and filtering area, the gas outside the cabinet is sucked into the blower fan via the gathering hole, by air channel
Air inlet, the cabinet is interior to be provided with cabinet internal layer, and the air channel, work are formed between the cabinet internal layer and the wall of the cabinet
Make that area is adjacent with filtering area and inside positioned at the cabinet internal layer, gathering hole is located at the wall adjacent with workspace, the wind
The air inlet in road is provided with two and respectively above and below the gathering hole, and the air outlet of the blower fan is towards the filtering
Area, the gas enter the workspace, in addition to controller by filtering area, ultraviolet lamp and day are provided with the workspace
Light lamp, the gathering hole are provided with infrared inductor, and the ultraviolet lamp is provided with the intelligent switch of energy controlling switch, the control
Device is electrical connected with the infrared inductor and the intelligent switch respectively.
On the basis of above-mentioned technical proposal, the utility model can also improve as follows：
Further, the sectional area in air channel is gradual described in the air inlet to the air outlet direction in the air channel from the air channel
Reduce.
Further, the filtering area side adjacent with the fan outlet is provided with coarse filtration layer.
Further, the coarse filtration layer is 1-3 layers and is detachably connected with cabinet internal layer.
Further, it is additionally provided with time controller on the controller.
Further, the operation door of the gathering hole can be sealed by being additionally provided with the wall of the cabinet, the operation door
Rubber weather strip is provided with the junction of the gathering hole.
Further, the cabinet bottom is provided with 4 Height Adjustable support feets.
Further, the support feet connects universal wheel by folding device.
The beneficial effects of the utility model are compared with prior art：
1st, the utility model is simple and reasonable so that the negative-pressure gas in the air channel is isolated with cabinet wall, and is made
The malleation that negative pressure is surrounded in the filtering area, meanwhile, the air inlet in the air channel is provided with two and is located at the gathering hole respectively
Above and below, so described gathering hole is entirely under negative pressure, and air inlet effect is obvious, therefore safety cabinet external shell is not
Need to provide sealing function again, and be only to provide a frame structure, so as to significantly reduce the cost of cabinet material and sealing, because
This is more economical.
2nd, the utility model is provided with infrared inductor in the gathering hole, and ultraviolet lamp is provided with the intelligence of energy controlling switch
Switch, the controller are electrical connected with the infrared inductor and the intelligent switch respectively.When infrared inductor senses
When someone operates, energy automatic switch power, using more conveniently, safely.Time controller is additionally provided with the controller, can be led to
The irradiation time of time controller control uviol lamp is crossed, while uviol lamp time opening can also be made, so greatlys save doctor
The workload of shield personnel.
Brief description of the drawings
Fig. 1 is the structural representation of the high-performance bio safety cabinet described in the utility model embodiment；
Wherein, 1- cabinets, 2- cabinet internal layers, 3- workspaces, 4- workspaces, 5- air channels, 6- gathering holes, the air intake in 7- air channels
Mouthful, 8- blower fans, the air outlet of 9- blower fans, 10- ultraviolet lamps, 11- intelligent switch, 12- fluorescent lamps, 13- controllers, 14- operations
Door, 15- rubber weather strips, 16- support feets, 17- folding devices, 18- universal wheels, 19- coarse filtration layers.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.According to claims and
Following explanation, advantages and features of the present utility model will become apparent from.It should be noted that accompanying drawing is using very simplified form
And non-accurately ratio is used, only to purpose that is convenient, lucidly aiding in illustrating the utility model embodiment.
Embodiment
A kind of high-performance bio safety cabinet, as shown in figure 1, including cabinet 1 and blower fan 8, the wall of the cabinet 1 is provided with operation
Mouthfuls 6, be provided with workspace 3 and filtering area 4 in the cabinet 1, the gas outside the cabinet 1 via the gathering hole 6, pass through air channel
5 are sucked into the air inlet of the blower fan 8, and cabinet internal layer, the cabinet internal layer and the cabinet 1 are provided with the cabinet 1
The air channel 5 is formed between wall, workspace 3 is adjacent with filtering area 4 and is located at the inside of the cabinet internal layer, gathering hole 6
In the wall adjacent with workspace 3, the air inlet in the air channel is provided with two and is located at respectively above and below gathering hole 6,
The air outlet of the blower fan enters the workspace 3, in addition to control towards the filtering area 4, the gas by filtering area 4
Device 13, the workspace 3 is interior to be provided with ultraviolet lamp 10 and fluorescent lamp 12, and the gathering hole 6 is provided with infrared inductor, described ultraviolet
Line lamp 10 be provided with can controlling switch intelligent switch 11, the controller 13 respectively with the infrared inductor and the intelligence
11 can be switched to be electrical connected.
On the basis of above-mentioned technical proposal, the utility model can also improve as follows：
Further, from the air inlet 7 in the air channel to the air outlet direction in the air channel, the sectional area in the air channel 5
It is gradually reduced.
Further, the filtering area 4 side adjacent with the air outlet of blower fan 8 is provided with coarse filtration layer 19.
Further, the coarse filtration layer 19 is 1-3 layers and is detachably connected with cabinet internal layer.
Further, it is additionally provided with time controller 13 on the controller 13.
Further, the operation door 14 of the gathering hole 6, the behaviour can be sealed by being additionally provided with the wall of the cabinet 1
The junction for making door 14 and the gathering hole 6 is provided with rubber weather strip 15.
Further, the bottom of cabinet 1 is provided with 4 Height Adjustable support feets 16.
Further, the support feet 16 connects universal wheel 18 by folding device 17.It is convenient fixed and mobile.
The beneficial effects of the utility model are compared with prior art：
1st, the utility model is simple and reasonable so that and the negative-pressure gas in the air channel 5 is isolated with the wall of cabinet 1, and
The malleation for making negative pressure surround in the filtering area 4, meanwhile, the air inlet in the air channel is provided with two and is located at the operation respectively
Above and below mouth 6, so described gathering hole 6 is entirely under negative pressure, and air inlet effect is obvious, therefore safety cabinet external shell
Body no longer needs to provide sealing function, and is only to provide a frame structure, so as to significantly reduce the material of cabinet 1 and sealing into
This, thus it is more economical.
2nd, the utility model is provided with infrared inductor in the gathering hole 6, and ultraviolet lamp 10 is provided with energy controlling switch
Intelligent switch 11, the controller 13 are electrical connected with the infrared inductor and the intelligent switch 11 respectively.Hot diseases caused by external factors
Answer device sense someone operation when, can automatic switch power, using more conveniently, safely.When being additionally provided with the controller 13
Between controller 13, can passage time controller 13 control the irradiation time of uviol lamp, while uviol lamp time opening can also be made,
So greatly save the workload of medical personnel.
Obviously, it is new without departing from this practicality can to carry out various changes and modification to utility model by those skilled in the art
The spirit and scope of type.So, if these modifications and variations of the present utility model belong to the utility model claims and its
Within the scope of equivalent technologies, then the utility model is also intended to including these changes and modification.
Claims (8)
1. a kind of high-performance bio safety cabinet, including cabinet and blower fan, the wall of the cabinet is provided with gathering hole, is set in the cabinet
There are a workspace and filtering area, the gas outside the cabinet is sucked into entering for the blower fan via the gathering hole, by air channel
Air port, it is characterised in that be provided with cabinet internal layer in the cabinet, institute is formed between the cabinet internal layer and the wall of the cabinet
Air channel is stated, workspace is adjacent with filtering area and is located at the inside of the cabinet internal layer, and gathering hole is located at the wall adjacent with workspace
Face, the air inlet in the air channel are provided with two and are located at respectively above and below gathering hole, the air outlet direction of the blower fan
The filtering area, the gas enter the workspace, in addition to controller by filtering area, are provided with the workspace ultraviolet
Line lamp and fluorescent lamp, the gathering hole are provided with infrared inductor, and the ultraviolet lamp is provided with the intelligent switch of energy controlling switch,
The controller is electrical connected with the infrared inductor and the intelligent switch respectively.
2. high-performance bio safety cabinet according to claim 1, it is characterised in that from the air inlet in the air channel to the wind
The air outlet direction in road, the sectional area in the air channel are gradually reduced.
3. high-performance bio safety cabinet according to claim 1, it is characterised in that the filtering area and the fan outlet
Adjacent side is provided with coarse filtration layer.
4. high-performance bio safety cabinet according to claim 3, it is characterised in that the coarse filtration layer is 1-3 layers and and cabinet
Internal layer is detachably connected.
5. high-performance bio safety cabinet according to claim 1, it is characterised in that be additionally provided with time control on the controller
Device.
6. high-performance bio safety cabinet according to claim 1, it is characterised in that being additionally provided with the wall of the cabinet can be with
The operation door of the gathering hole is sealed, the junction of the operation door and the gathering hole is provided with rubber weather strip.
7. high-performance bio safety cabinet according to claim 1, it is characterised in that the cabinet bottom can provided with 4 height
The support feet of regulation.
8. high-performance bio safety cabinet according to claim 7, it is characterised in that the support feet is connected by folding device
Universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720781519.7U CN207076467U (en) | 2017-06-30 | 2017-06-30 | A kind of high-performance bio safety cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720781519.7U CN207076467U (en) | 2017-06-30 | 2017-06-30 | A kind of high-performance bio safety cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207076467U true CN207076467U (en) | 2018-03-09 |
Family
ID=61426244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720781519.7U Expired - Fee Related CN207076467U (en) | 2017-06-30 | 2017-06-30 | A kind of high-performance bio safety cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207076467U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216719A (en) * | 2019-07-05 | 2019-09-10 | 中国建筑科学研究院有限公司 | A protector for biological experiments for biosafety laboratory |
| CN111773841A (en) * | 2020-07-14 | 2020-10-16 | 烟台工程职业技术学院(烟台市技师学院) | Biological safety cabinet capable of providing digital experimental environment and control method thereof |
-
2017
- 2017-06-30 CN CN201720781519.7U patent/CN207076467U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216719A (en) * | 2019-07-05 | 2019-09-10 | 中国建筑科学研究院有限公司 | A protector for biological experiments for biosafety laboratory |
| CN110216719B (en) * | 2019-07-05 | 2020-10-09 | 中国建筑科学研究院有限公司 | A protector for biological experiments for biosafety laboratory |
| CN111773841A (en) * | 2020-07-14 | 2020-10-16 | 烟台工程职业技术学院(烟台市技师学院) | Biological safety cabinet capable of providing digital experimental environment and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180309 Termination date: 20210630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |