CN208288032U - Gas treatment Biohazard Safety Equipment - Google Patents
Gas treatment Biohazard Safety Equipment Download PDFInfo
- Publication number
- CN208288032U CN208288032U CN201721864829.1U CN201721864829U CN208288032U CN 208288032 U CN208288032 U CN 208288032U CN 201721864829 U CN201721864829 U CN 201721864829U CN 208288032 U CN208288032 U CN 208288032U
- Authority
- CN
- China
- Prior art keywords
- main box
- fixed
- safety equipment
- active carbon
- biohazard safety
- 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.)
- Active
Links
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a kind of gas treatment Biohazard Safety Equipment comprising main box, bracket and guide tank, the fixed main box of cantilever tip, the fixed guide tank in main box bottom end, guide tank are placed in bracket；Lower area is fixed with worktable panel in main box, multiple grate openings are equipped between main box inner wall and worktable panel, the bottom end of worktable panel is fixed with collecting tank, the rear end of collecting tank offers long hole, fixed activated carbon filter device is sealed in long hole, active carbon filtering device is placed in the guide tank, the top of active carbon filtering device is equipped with filter screen or orifice plate, the top of guide tank and it is located in main box and is provided with pressure sensor below negative pressure air duct, the front of main box is embedded with display screen, controller is integrated in main box, pressure sensor and display screen are electrically connected with the controller.
Description
Technical field
The utility model relates to a kind of Biohazard Safety Equipments, more particularly to a kind of gas treatment Biohazard Safety Equipment.
Background technique
General Biohazard Safety Equipment need to be equipped with efficient HEPA or ULPA and the above grade filters according to its standard requirements,
Effect is to intercept to be greater than 0.3um dust particle in air, and filter efficiency reaches >=99.995%, to guarantee that Biohazard Safety Equipment operates
The cleanliness in section.Gas stream of pollution enters about 70% gas recirculation after ducting system, and safety is discharged after about 30% airflow filtering
Cabinet is into environment.This common Biohazard Safety Equipment can meet most routine experimentation work.
If in biochemical test, certain samples or unknown sample generate irritating organic compound gas such as ammonia,
Benzene class, ethyl mercaptan etc., HEPA filter can not intercept.And these volatile organic compounds are directly arranged without purification
Out to environment and remain in Biohazard Safety Equipment recycle exist.When such gas is discharged into environment, people can be not only stimulated
The respiratory tract of body jeopardizes experimenter's health, and can pollute the environment in entire laboratory.When such gas constantly exists
When recycling in Biohazard Safety Equipment, the cross contamination of laboratory sample may cause and the failure of an experiment.
Utility model content
The utility model is in view of the problems of the existing technology and insufficient, provides a kind of gas treatment Biohazard Safety Equipment.
The utility model is to solve above-mentioned technical problem by following technical proposals:
The utility model provides a kind of gas treatment Biohazard Safety Equipment, it is characterized in that comprising it main box, bracket and leads
Case is flowed, which is fixed with the main box, and the bottom end of the main box is fixed with the guide tank, which is placed in the bracket
In；
Lower area is fixed with worktable panel in the main box, is equipped between the main box inner wall and the worktable panel
The bottom end of multiple grate openings, the worktable panel is fixed with collecting tank, and the rear end of the collecting tank offers long hole, close in the long hole
Activated carbon filter device is determined in sealing, which is placed in the guide tank, the top of the active carbon filtering device
Filter screen or orifice plate be installed, the top of the guide tank and is located in the main box and is provided with pressure sensing below negative pressure air duct
The front of device, the main box is embedded with display screen, is integrated with controller in the main box, and the pressure sensor and the display screen are equal
It is electrically connected with the controller.
Preferably, the active carbon filtering device includes V-type frame, the two sides of the V-type frame are plate-shaped carrier, and two should
Plate-shaped carrier is V-shaped, is fixed with board-like active carbon filter by fixing piece on each plate-shaped carrier, the top of the V-type frame
Equipped with square frame, protective screen plate is fixed on the square frame.
Preferably, the front end of the collecting tank be it is horizontal greater than the liquid collecting region of set volume amount, after the collecting tank
Inclined upward shape is held, the rear end side wall upper part of the collecting tank offers the long hole.
Preferably, bottom end and being located in the main box in the main box and being fixed with water conservancy diversion frame below negative pressure air duct.
Preferably, the water conservancy diversion frame is sheet metal structural.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can any combination to get the utility model respectively compared with
Good example.
The positive effect of the utility model is:
The utility model improves processing before polluted gas enters main box ducting system, removes or reduces and is toxic
Harmful substance, can adequately protect environment but also the sample that adequately protects, and protozoa safety cabinet is higher than in security level, is being used
In terms of purposes also more extensively, the needs of different user can be met.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the Biohazard Safety Equipment of the utility model preferred embodiment.
Fig. 2 is the structural schematic diagram of the active carbon filtering device of the utility model preferred embodiment.
Fig. 3 is the Biohazard Safety Equipment flow pattern figure of the utility model preferred embodiment.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, those of ordinary skill in the art's every other embodiment obtained without making creative work, all belongs to
In the range of the utility model protection.
As shown in Figure 1, the present embodiment provides a kind of gas treatment Biohazard Safety Equipments comprising main box 1, bracket 2 and lead
Case 3 is flowed, which is fixed with the main box 1, and the bottom end of the main box 1 is fixed with the guide tank 3, which is placed in
In the bracket 2.
Lower area is fixed with worktable panel 19 in the main box 1, offers multiple grids on the worktable panel 19
Hole, the bottom end of the worktable panel 19 are fixed with collecting tank 21, and the front end of the collecting tank 21 is greater than set volume amount (such as 4
Liter capacity) liquid collecting region it is horizontal, the inclined upward shape in the rear end of the collecting tank 21, on the rear end side wall of the collecting tank 21
Portion offers long hole, and sealing is fixed with the active carbon filtering device 12 in the long hole, which is placed in this and leads
It flows in case 3, the top of the active carbon filtering device 12 is equipped with filter screen or orifice plate 10, the top of the guide tank 3 and be located at should
The lower section in negative pressure air duct 7 is provided with pressure sensor 11 in main box 1, and the front of the main box 1 is embedded with display screen 17, the master
It is integrated with controller in cabinet 1, which is used to receive the pressure value that the pressure sensor 11 transmission comes and controls the display
Screen 17 shows the pressure value.
Wherein, as shown in Fig. 2, the active carbon filtering device 12 includes V-type frame, the two sides of the V-type frame are plate
Bracket 121, two plate-shaped carriers 121 are V-shaped, are fixed with board-like active carbon by fixing piece 122 on each plate-shaped carrier 121
Filter 123, the top of the V-type frame are equipped with square frame 124, pass through nut 125 on the square frame 124 and be fixed with protection
Web plate 126.
In the present embodiment, the collecting tank 21 of 19 bottom end of worktable panel is designed as inclination plus up concave type structure, and purpose is to work as
When user tests, such as liquid bottles are toppled over accidentally or are splashed into after collecting tank 21, liquid not can enter active carbon filtering
In device 12, it must flow in the up concave type structure of front end along inclined collecting tank 21, be cleared up convenient for user.After collecting tank 21
End sloping portion design has an elongated square hole, can be mounted on one by one active carbon filtering device 12 on reserved position, and solid
Fixed and sealing.All gas stream of pollution, which are both needed to be introduced into active carbon filtering device 12, to be handled.
In the present embodiment, for the improvement for realizing ducting system, in the lower end of main box 1, design has a sheet metal structural water conservancy diversion
Frame 25, that is, bottom end and be located at the lower section in negative pressure air duct 7 in the main box 1 in the main box 1 and be fixed with water conservancy diversion frame 25, as this
An important link for utility model ducting system, need to be seal-installed on main box lower part, can will have been subjected to the air-flow of processing
It imported into the ducting system of main box.
Active carbon filtering device 12 used by the present embodiment is designed as v-shaped structure, can gradually be overlapped mutually installation, to protect
Demonstrate,prove the sealing of entire ducting system, all gas handled needed for guaranteeing all after active carbon filtering device 12 is handled into
Enter main box ducting system.
The present embodiment is service life and the treatment effeciency for guaranteeing active carbon filtering device, before each active carbon filtering device
End be designed with the backplate or protective net for being also possible to round hole with strip shape gob, can avoid such as napkin paper or film compared with bigger material into
Enter active carbon filtering device and influences air-flow treatment effect.
The utility model is the service condition for allowing user to understand active carbon filtering device at any time, after active carbon filtering device
End position is provided with pressure sensor sampled point and carries out pressure monitor, and is shown on a user interface, including design has the longevity
Order warning function.
As shown in Figure 1, operating area 20 is clean area, the safe space region of sample operation is carried out for user, it is left
The stainless steel interior plate 9 that right rear wall is one of the forming forms, and corner is Rouno Cormer Pregrinding Wheel design, easy to clean and beautiful.Operating space
Domain upper end is homogenizing plate 16, and effect is to maintain the uniformity of wind that decline filter 15 drop down so that operating area 20 from
The equally distributed each point wind speed uniformity of 30cm position height is maintained within 20% worktable panel 19 above.
If Biohazard Safety Equipment uniformity is bad, it may cause that product cannot get safeguard protection or there are between product
The risk of cross contamination may.It is that moveable glass door 18, general Lift are 16 up and down in the front end of operating area 20
To 25cm, for the Lift which sets as 20cm, which obtained by many experiments conclusion, high because opening
Degree is different, and the horizontal intake volume of Biohazard Safety Equipment is then different, and according to II grades of A2 type Bio-safety Cabinet Theories, outer exhaust air rate is equal to
Horizontal intake, again and down current there are certain proportionate relationships.So consider complete machine total blast volume and proportion relation and
The personal protection requirement of Biohazard Safety Equipment, horizontal air quantity need to be greater than 0.5 meter per second, so for comprehensive, the glass of the Biohazard Safety Equipment
It is more appropriate that 18 Lift of glass door is set as 20cm.
9 rear wall upper right side of interior plate is provided with micro- air velocity transducer and temperature sensor 8, the purpose is to monitor and stablize
The mean wind speed and temperature of operating area 20 make the wind speed of operating area 20 remain at the air speed value range of setting, it is ensured that
Safeguard protection.Also, real-time wind speed can be displayed on the liquid crystal display 17 at the front lower middle part of front shroud 14, and user is grasping
It can intuitively be observed when making.If wind speed goes beyond the scope, it will do it sound-light alarm and remind user.It is set in the preceding upper end of operating area 20
It is equipped with ultraviolet lamp, can open or reserve unlatching after closing glass door and carry out disinfection.The each side setting of operating area 20
There are a water-proofing power socket and two reserved hole locations, water valve and air valve etc. are installed according to actual needs for user.
1 front of main box is front shroud 14, and inside is equipped with electric appliance box, shows that liquid crystal display and operation panel 17 are installed on
Front shroud middle and lower part, angle design are observed and are operated convenient for user.14 inside lower end of front shroud is provided with two fluorescent tubes
22, the illumination for operating area 20.
1 upper interior portion region of main box is equipped with exhaust-air filter 4, blower 5, positive pressure air duct 6 and decline filter 15, shape
At a barotropic field, blower 5 run after by wind to two filters to reach required wind speed.6 outside area of positive pressure air duct
Domain is since the effect of blower 5 forms negative pressure section, in this way, the design of negative pressure protection positive pressure is formed, even if working as positive pressure air duct
Due to certain original generation it is damaged in the case where, also can by the protection of negative pressure region, will not make pollution leak to main box 1 it
Outside, it ensure that safety.Moreover the seams of all splicings of main box 1, welding are all made of encapsulation process, just ensure that in many ways practical
The safety of new bio safety cabinet.Meanwhile pressure sensor apparatus sample point 23 is provided in the barotropic field, for monitoring
The pressure value of barotropic field changes, and is simultaneously displayed on 17 region of liquid crystal display, understands positive pressure pressure value situation of change, the palm convenient for user
Holding the variation of barotropic field filter resistance can be appreciated that the service life situation of filter.
Such as Fig. 1, in 1 upper end of main box, 4 top of discharging filtering device is also equipped with a gentle breeze speed sensor device, equally
For monitoring the size of outlet wind speed, while also by wind speed sizes values real-time display on liquid crystal display 17, the palm is understood convenient for user
Hold the correlated performance of machine.
Such as Fig. 1,1 lower area of main box is provided with collecting tank 21 in 19 lower end of worktable panel, which passes through
Special designing, Front-end Design are the liquid collecting region greater than 4 liter capacities, and rear portion is to tilt upward, in order to guarantee contaminated area
The cleanablity in domain, if having liquid to flow down on worktable panel 19, which ensure that liquid is not accumulated in rear end,
Front side liquid collecting region can be actively flowed to, cleans and sterilizes convenient for user.21 rear portion of collecting tank is provided with installation active carbon
The region of filter device, for installing active carbon filtering device, while the region is ensure that in design if worktable panel
All directions are splashed or are toppled over if any liquid and will not be flowed directly into liquid in active carbon filtering device on 19.
Such as Fig. 2, diagram 12 is active carbon filtering device, can be mounted on reserved area, each active carbon filtering dress one by one
It sets 12 upper ends and designs and filter webs or orifice plate 10 are installed, it is therefore prevented that such as scraps of paper or film are inhaled accidentally due to user's operation
The risk for entering active carbon filtering device 12 and blocking.So far, the active carbon filtering device 12 being installed, by entire negative pressure air duct
System is isolated, all extraneous air entered, and the gas of the pollution and irritant smell that generate in operating process is both needed to
Active carbon filtering device 12 is carried out to be pre-processed.All components of rear portion ducting system are played to a certain extent
Protective effect, can effectively extend the service life of rear portion components.In 12 rear end of active carbon filtering device, 3 upper back of guide tank peace
The pressure sensor apparatus sampled point of full cabinet activated carbon filter device 12, is equally used for the resistance of monitoring active carbon filtering device 12
Power and life situations are shown on liquid crystal display 17.
Such as the Biohazard Safety Equipment flow pattern figure that Fig. 3 is the utility model.As shown, room air is from front window operation port
Into safety cabinet, play the role of protecting operator, the polluted gas for distributing volatilization in conjunction with sample is each from worktable panel 19
Grid hole enters active carbon filtering device 12, enters main tank by high efficiency filter and adsorption treatment and after purifying by 3 channel of guide tank
Enter blower 5 on rear side of body behind negative pressure air duct 7, by after wind to positive pressure air duct 6 after 5 suction airflow of blower, about 70% air-flow is passed through
Decline 15 filter of filter is blown into operating area 20, and about 30% air-flow is blown out to ring after 4 filter of exhaust-air filter
In border.
From whole air-flow trend it is easy to see that being compared with traditional biological safety cabinet, the utility model Biohazard Safety Equipment
Advantage, that is, all gas stream of pollution into main box 1 must enter back into after the processing of active carbon filtering device 12, in certain journey
1 inside air channel structure of main box is protected on degree, reduces pollution.More solve common Biohazard Safety Equipment it is insurmountable for
Penetrating odor, the adsorption treatment of volatile flavor etc..Therefore the utility model Biohazard Safety Equipment at the gas on to traditional biological
Safety cabinet is improved, and plays better protective effect to product protection and environmental protection.
The utility model will be safer and conveniently in terms of safeguarding and replacing active carbon filtering device, traditional biological safety cabinet
Because entire inner chamber body be it is contaminated, filter and box house component are both needed to carry out complicated disinfection treatment, Er Qiebi
Must close blower state, blower be also it is contaminated, process is quite cumbersome.In the whole process, operator must be full
Arms are to avoid infected.Ducting system designed by the utility model then changes the generation of such case, all dirts completely
Dye is concentrated in active carbon filtering device, and end spaces are clean unpolluted regions thereafter.Substantially prolong master
It in the service life of each component in cabinet, does not need to disinfect needing to open cabinet yet, it is very safe.In active carbon filtering device
Be also when filter accumulation needs replacing to a certain extent it is quite safe, replacement when do not need close blower, so more
Changing is carried out under negative pressure state, quite safe to operator.Operator only need to be with pollution recyclable device in operating area
It inside can be completed, all whole process are extremely secure for operator.
After air-flow enters main box ducting system after efficient process and absorption, entire main box system can be thoroughly protected
Pollution, including air duct metal plate side wall, blower, discharging filtering device and decline filter etc. extend these components from using
Service life, reduce the long-time service cost of user.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely examples, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or be repaired to these embodiments under the premise of without departing substantially from the principles of the present invention and essence
Change, but these change and modification each fall within the protection scope of the utility model.
Claims (5)
1. a kind of gas treatment Biohazard Safety Equipment, which is characterized in that it includes main box, bracket and guide tank, the cantilever tip
It is fixed with the main box, the bottom end of the main box is fixed with the guide tank, which is placed in the bracket；
Lower area is fixed with worktable panel in the main box, is equipped between the main box inner wall and the worktable panel multiple
The bottom end of grate opening, the worktable panel is fixed with collecting tank, and the rear end of the collecting tank offers long hole, and sealing is solid in the long hole
Determine activated carbon filter device, which is placed in the guide tank, the top installation of the active carbon filtering device
There are filter screen or an orifice plate, the top of the guide tank and be located in the main box and be provided with pressure sensor below negative pressure air duct,
The front of the main box is embedded with display screen, is integrated with controller in the main box, the pressure sensor and the display screen with
Controller electrical connection.
2. gas treatment Biohazard Safety Equipment as described in claim 1, which is characterized in that the active carbon filtering device includes V-type
Frame, the two sides of the V-type frame are plate-shaped carrier, and two plate-shaped carriers are V-shaped, pass through fixing piece on each plate-shaped carrier
It is fixed with board-like active carbon filter, the top of the V-type frame is equipped with square frame, is fixed with protective net on the square frame
Plate.
3. Biohazard Safety Equipment as described in claim 1, which is characterized in that the front end of the collecting tank is greater than set volume amount
Liquid collecting region is horizontal, and the inclined upward shape in the rear end of the collecting tank, the rear end side wall upper part of the collecting tank offers the length
Hole.
4. Biohazard Safety Equipment as described in claim 1, which is characterized in that in the main box bottom end and be located at the main box in bear
Pressure is fixed with water conservancy diversion frame below air duct.
5. Biohazard Safety Equipment as claimed in claim 4, which is characterized in that the water conservancy diversion frame is sheet metal structural.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721864829.1U CN208288032U (en) | 2017-12-27 | 2017-12-27 | Gas treatment Biohazard Safety Equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721864829.1U CN208288032U (en) | 2017-12-27 | 2017-12-27 | Gas treatment Biohazard Safety Equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208288032U true CN208288032U (en) | 2018-12-28 |
Family
ID=64697854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721864829.1U Active CN208288032U (en) | 2017-12-27 | 2017-12-27 | Gas treatment Biohazard Safety Equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208288032U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499630A (en) * | 2018-12-29 | 2019-03-22 | 重庆医药高等专科学校 | Biohazard Safety Equipment |
| CN116328452A (en) * | 2023-05-29 | 2023-06-27 | 通威微电子有限公司 | Purifying and dedusting equipment |
-
2017
- 2017-12-27 CN CN201721864829.1U patent/CN208288032U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499630A (en) * | 2018-12-29 | 2019-03-22 | 重庆医药高等专科学校 | Biohazard Safety Equipment |
| CN116328452A (en) * | 2023-05-29 | 2023-06-27 | 通威微电子有限公司 | Purifying and dedusting equipment |
| CN116328452B (en) * | 2023-05-29 | 2023-08-08 | 通威微电子有限公司 | Purifying and dedusting equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104482602A (en) | Intelligent air purifier and monitoring method for service life of filter screen of intelligent air purifier | |
| CN208288032U (en) | Gas treatment Biohazard Safety Equipment | |
| KR20130111090A (en) | A chemsafe store | |
| CN207196716U (en) | A kind of indoor environment monitoring device | |
| CN113883633A (en) | Multi-stage dynamic sterilizing and environment-friendly indoor air purifying method | |
| CN208302801U (en) | Ultra-clean Biohazard Safety Equipment | |
| CN209423337U (en) | A kind of plant gas processing VOC purification apparatus based on photooxidation catalysis technique | |
| CN205351559U (en) | Low temperature plasma exhaust gas purifying apparatus | |
| KR20180026127A (en) | Window type air purifier using hair filter | |
| CN211706804U (en) | Novel biological safety cabinet | |
| CN212701017U (en) | Integrated combined waste gas purifying device | |
| CN204358865U (en) | Efficient air purifier | |
| CN207941320U (en) | Workshop dust processing equipment | |
| CN103624051A (en) | Fume hood used for lab | |
| CN108246369A (en) | Biohazard Safety Equipment with Combined filtering apptss | |
| CN207317120U (en) | One kind removes haze air purifier | |
| CN215508274U (en) | Food production is with fume hood that has adsorption apparatus and constructs | |
| CN108176417A (en) | Biohazard Safety Equipment with improved gas treatment | |
| CN211515495U (en) | Ventilation device for chemical laboratory | |
| CN204778193U (en) | Elevator car purifier | |
| CN209848914U (en) | Biological safety cabinet with it is dustproof | |
| CN208629485U (en) | A kind of isolator being convenient for changing operating gloves | |
| CN208356310U (en) | Air cleaning device | |
| CN205730637U (en) | Gas treatment equipment | |
| CN207778534U (en) | Kitchen fume processing purifier |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |