CN106311364B - A kind of simple auto purification type vent cabinet exhaust treatment system - Google Patents
A kind of simple auto purification type vent cabinet exhaust treatment system Download PDFInfo
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- CN106311364B CN106311364B CN201611038773.4A CN201611038773A CN106311364B CN 106311364 B CN106311364 B CN 106311364B CN 201611038773 A CN201611038773 A CN 201611038773A CN 106311364 B CN106311364 B CN 106311364B
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- vent cabinet
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- 238000000746 purification Methods 0.000 title claims abstract description 20
- 238000009423 ventilation Methods 0.000 claims abstract description 29
- 238000009413 insulation Methods 0.000 claims abstract description 12
- 238000005530 etching Methods 0.000 claims abstract description 5
- 238000000605 extraction Methods 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000011324 bead Substances 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000013022 venting Methods 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- -1 small molecule inorganic acid Chemical class 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000007084 catalytic combustion reaction Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
- B08B15/023—Fume cabinets or cupboards, e.g. for laboratories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/104—Alumina
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20707—Titanium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Clinical Laboratory Science (AREA)
- Biomedical Technology (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
A kind of simple auto purification type vent cabinet exhaust treatment system, including vent cabinet cabinet, by ventilation duct, wind turbine, leading portion filter, back segment filter, shockproof soundproof shielding case case is combined into one, it is characterized in that the high temperature of vent cabinet discharge, high humidity, deep-etching exhaust gas, it is set the leading portion filter in ventilation duct inlet scoop and carries out first time processing, through having shockproof sound insulation, high temperature resistant, anticorrosive wind turbine extraction, it is set the back segment filter at fan outlet again and carries out second of processing, reach outside the exhaust removal chamber that purification requires, realize the self-purification function of vent cabinet.
Description
Technical field
The present invention relates to a kind of laboratory hood technical fields, and in particular to a kind of simple auto purification type vent cabinet exhaust gas
Processing system.
Background technology
The improvement of existing vent cabinet discharge exhaust gas is generally administered using wind turbine extraction outdoor again, this is for large and medium-sized experiment
Room is feasible, but for only having for the small-size laboratory of minute quantity vent cabinet, builds outdoor exhaust treatment system, capital cost
With height, it is subject to laboratory exhaust gas improvement and is not yet included in ruling by law track, often without administering outside direct emission room, cause surrounding enviroment
Pollution, this is not permitted in law；Therefore, it is necessary to develop a kind of economical and practical small-sized auto purification type vent cabinet system, such as
No. 2013208704456 patents " no air hose self-purification type vent cabinet " are used in inlet scoop using technological means such as molecular filters
Being placed in the fan shroud on wall will be outside the exhaust removal chamber after improvement；For another example No. 2012103913883 patents are " a kind of energy-saving
Waste gas processing method and its device "：It is also inlet scoop before wind turbine, by exhaust gas successively through wind deflector, ion exchange resin membrane,
Carbon fiber adsorption and catalytic combustion layer and nano-photo catalytic device are handled, treated exhaust gas section emptying, part reuse.These sides
Method and the similarities and differences of the outdoor improvement of discharge lack comparative study, the precautionary measures are not taken to the negative effect that it is generated, to functionization
Bring certain difficulty, when inlet scoop sucking exhaust gas, be much high temperature, high humidity, deep-etching steam or flue gas, directly
Into filter process, filter should not use, such as fill the filter of organic media；Second is that filter is in wind turbine
Before, due to the resistance of filtering, the load of wind turbine will be increased, cause vibration, noise enhancing, energy is born to filter, air hose, people
Power impacts；Third, wind turbine and high temperature, high humidity, high corrosion close contact, have an impact its performance, if PP wind turbines not
Suitable for working at high temperature；Fourth, filter, wind turbine, air hose need Proper Match and layout, the effect of exhaust gas self-cleaning could be improved
Fruit is only inadequate from the single means improvement of filter.Accordingly, the present invention develops one in view of the above-mentioned problems, from syetematic view
Kind simple auto purification type vent cabinet exhaust treatment system.
Invention content
The technical problem to be solved by the present invention is to：Defect existing for scheme in view of the above technology, from filter, wind turbine,
Ventilation duct Proper Match is started with layout, develops a kind of elimination fan vibration and noise, and compatibility bears high temperature, high humidity, strong rotten
Lose the simple auto purification type vent cabinet exhaust treatment system of filter.
It adopts the technical scheme that：A kind of simple auto purification type vent cabinet exhaust treatment system, including vent cabinet cabinet, by
Ventilation duct, wind turbine, leading portion filter, back segment filter, shockproof soundproof shielding case case are combined into one, it is characterised in that vent cabinet is arranged
High temperature, high humidity, the deep-etching exhaust gas gone out is set the leading portion filter in ventilation duct inlet scoop and carries out first time processing, through tool
There are shockproof sound insulation, high temperature resistant, the extraction of anticorrosive wind turbine, then the back segment filter being set at fan outlet carries out second
Processing reaches outside the exhaust removal chamber that purification requires, realizes the self-purification function of vent cabinet；
The different sections of the wherein described ventilation duct are made of different materials, and the ventilation duct before wind turbine selects the anti-corruption of high temperature resistant
The stainless steel pipe or PPS series alloy plastic pipes of erosion make, and the effective PP tubing of wind turbine rear venting makes, in ventilation duct air draught
Leading portion filter is configured at mouthful, back segment filter is configured at the ventilation duct of fan outlet, and the junction of ventilation duct and wind turbine is sat
It falls on wall, or is located in laboratory on independent supporting rack, ventilation duct stretches out the outer a distance of wall；It is filtered convenient for back segment
The installation of device；
The wherein described wind turbine selects corrosion-resistant, wear-resisting, high temperature resistance ceramic frequency conversion fan or stainless steel frequency conversion fan, or
The frequency conversion fan customized with PPS series alloy plastics；Blower housing is with base sheath in shockproof soundproof shielding case case；Shield box lumber
Material selects semi-rigid EPP P bead materials, and open hollow babinet identical with wind turbine shape is molded as in die forming machine, draws
Opening is sleeved on wind turbine is compact in the shielded box of shockproof sound insulation；Selection EPP makes shielded box reason：The first, EPP ratios
Heavy and light, elasticity are good, antidetonation resistance to compression, sound insulation is good, deformation-recovery rate is high, sound insulation value is good, oil resistant, acidproof, alkaline-resisting, resistance to various chemistry
Solvent does not absorb water, insulate, is heat-resisting（- 40~130 DEG C）, it is non-toxic and tasteless, can 100% recycle and performance almost do not reduce,
It is real environmentally friendly foamed plastics, can be molded into various EPP of different shapes in the mold of molding machine with EPP beads
Product, the shockproof soundproof shielding case case of suitable for making wind turbine；The second, using its high resilience, wind turbine is attached to by shielded box is compact
On, improve the shockproof sound insulation functional effect of wind turbine；Third, compared with existing muffler, manufacture craft is simple, of low cost, simultaneous
It is multi-functional in one to have noise reduction, shockproof, small volume and less weight, appropriate intensity etc., is the new selection of one kind of making muffler；
The wherein described leading portion filter is light nanofilter, ventilation duct air inlet is mounted on, mainly for the treatment of VOC
Class larger molecular organics exhaust gas, filter medium are load TiO2Photochemical catalyst；
The wherein described back segment filter be molecular filter, be mounted on fan outlet at, mainly for the treatment of small molecule without
Machine acid, salt, solia particle exhaust gas, filter medium are activated carbon and activated alumina；
The wherein described shockproof soundproof shielding case case, is molded as using the EPP beads of semi-rigid in die forming machine and wind turbine
The identical open hollow babinet of shape pulls open opening using its high resilience, and compact be sleeved on of wind turbine is filled the EPP of shockproof sound insulation
In shielded box.
Description of the drawings
Fig. 1 is simple auto purification type vent cabinet exhaust treatment system structural schematic diagram；
Fig. 2 is the shockproof soundproof shielding case case difference appearance schematic diagram of wind turbine, wherein (a) is one of box shape, it is (b) case
The two of external shape are (c) the three of box shape.
Specific implementation mode
1 in attached drawing 1,2 it is vent cabinet cabinet, 2 is ventilation duct, 3 is wind turbine, and 4 be leading portion filter, and 5 be back segment filtering
Device, 6 be shockproof soundproof shielding case case.
In conjunction with shown in attached drawing, the mode of specific implementation is：A kind of simple auto purification type vent cabinet exhaust treatment system, including
Vent cabinet cabinet 1 is combined as one by ventilation duct 2, wind turbine 3, leading portion filter 4, back segment filter 5, shockproof soundproof shielding case case 6
Body, it is characterised in that high temperature, high humidity, the deep-etching exhaust gas of vent cabinet discharge, the leading portion mistake being set at 1 inlet scoop of ventilation duct
Filter 4 carries out first time processing, and the wind turbine 3 through being set with shockproof soundproof shielding case case 6 is extracted out, then is set at fan outlet
Back segment filter 5 carries out second and handles, and reaches outside the exhaust removal chamber that purification requires, realizes the self-purification function of vent cabinet；
The wherein described ventilation duct 2, the ventilation duct before wind turbine select high temperature resistant, erosion-resisting stainless steel pipe or PPS systems
Row alloy plastic tubing makes, and the effective PP tubing of wind turbine rear venting makes, and leading portion filter 4 is configured at ventilation duct inlet scoop,
Back segment filter 6 is configured at the ventilation duct of fan outlet, the junction of ventilation duct 2 and wind turbine 3 is located on wall, or is sat
It falls in laboratory on independent supporting rack, ventilation duct stretches out the outer a distance of wall；Installation for back segment filter 5；
The wherein described wind turbine 3 selects corrosion-resistant, wear-resisting, high temperature resistance ceramic frequency conversion fan or stainless steel frequency conversion fan, or
The frequency conversion fan customized with PPS series alloy plastics；Blower housing is with base sheath in shockproof soundproof shielding case case 6；
Wherein the leading portion filter 4 with back segment filter 5 it is characterized in that, leading portion filter 4 is light nanofilter,
Mainly for the treatment of VOC class larger molecular organics exhaust gas, filter medium is load TiO2Photochemical catalyst；Back segment filter 5 is point
Sub- filter, mainly for the treatment of small molecule inorganic acid, salt, solia particle exhaust gas, filter medium is activated carbon and active oxidation
Aluminium；
The wherein described shockproof soundproof shielding case case 6, is molded as using the EPP beads of semi-rigid in die forming machine and wind turbine
The identical open hollow babinet of shape pulls open opening using its high resilience, by the compact EPP for being sleeved on shockproof sound insulation of wind turbine 3
In shielded box.
Claims (1)
1. a kind of simple auto purification type vent cabinet exhaust treatment system, including vent cabinet cabinet（1）, by ventilation duct（2）, wind turbine
（3）, leading portion filter（4）, back segment filter（5）, the shockproof hollow shielded box of sound insulation（6）It is combined into one, it is characterised in that logical
High temperature, high humidity, the deep-etching exhaust gas of wind cabinet discharge, are set in ventilation duct（2）The leading portion filter of air inlet（4）Carry out the
Single treatment, through being set with shockproof soundproof shielding case case（6）Wind turbine（3）Extraction, then it is set the back segment mistake at fan outlet
Filter（5）It carries out second to handle, reaches outside the exhaust removal chamber that purification requires, realize the self-purification function of vent cabinet；
The wherein described ventilation duct（2）, ventilation duct selection high temperature resistant, erosion-resisting stainless steel pipe or PPS series before wind turbine
Alloy plastic tubing makes, and the effective PP tubing of wind turbine rear venting makes, in ventilation duct（2）Air inlet configures leading portion filter
（4）, in wind turbine（3）Back segment filter is configured at the ventilation duct of air outlet（5）, ventilation duct（2）With wind turbine（3）Junction, sit
It falls on wall, or is located in laboratory on independent supporting rack, ventilation duct（2）Stretch out the outer a distance of wall；For installing
Back segment filter（5）；The wherein described wind turbine（3）, corrosion-resistant, wear-resisting, high temperature resistance ceramic frequency conversion fan or stainless steel is selected to become
Frequency wind turbine, or the frequency conversion fan with the customization of PPS series alloy plastics；Blower housing is mounted in the hollow shielding of shockproof sound insulation with base sheath
Case（6）In；
The wherein described leading portion filter（4）For light nanofilter, mainly for the treatment of VOC class larger molecular organics exhaust gas,
Filter medium is load TiO2Photochemical catalyst；
The wherein described back segment filter（5）It is useless mainly for the treatment of small molecule inorganic acid, salt, solia particle for molecular filter
Gas, filter medium are activated carbon and activated alumina；
The wherein described hollow shielded box of shockproof sound insulation（6）, it is molded as in die forming machine using the EPP beads of semi-rigid and wind
The identical open hollow babinet of machine shape pulls open opening using its high resilience, by wind turbine（3）It is compact to be sleeved on shockproof sound insulation
EPP shielded boxes in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611038773.4A CN106311364B (en) | 2016-11-23 | 2016-11-23 | A kind of simple auto purification type vent cabinet exhaust treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611038773.4A CN106311364B (en) | 2016-11-23 | 2016-11-23 | A kind of simple auto purification type vent cabinet exhaust treatment system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106311364A CN106311364A (en) | 2017-01-11 |
| CN106311364B true CN106311364B (en) | 2018-08-07 |
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|---|---|---|---|
| CN201611038773.4A Active CN106311364B (en) | 2016-11-23 | 2016-11-23 | A kind of simple auto purification type vent cabinet exhaust treatment system |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052017B (en) * | 2017-06-16 | 2019-09-10 | 淄博豪迈实验室装备有限公司 | A kind of dedicated ventilation equipment in Environment-friendlycorrosion-resistant corrosion-resistant type laboratory |
| CN108144658A (en) * | 2018-02-10 | 2018-06-12 | 湖南正海现代实验室设备有限公司 | A kind of graphene filter administers laboratory hood waste gas system |
| CN108213019A (en) * | 2018-03-21 | 2018-06-29 | 苏州特福佳实验室系统工程有限公司 | A kind of fountain environment protection ventilating cabinet |
| CN110355173B (en) * | 2019-06-29 | 2020-11-20 | 新海创嘉美(北京)工程科技有限公司 | Self-adaptive variable air volume ventilation cabinet |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100498097C (en) * | 2006-09-20 | 2009-06-10 | 中国建筑科学研究院空气调节研究所 | Security exhaust device |
| WO2011158763A1 (en) * | 2010-06-18 | 2011-12-22 | 株式会社エアレックス | Isolator device |
| CN201930790U (en) * | 2010-10-27 | 2011-08-17 | 苏州工业园区亚科化学试剂有限公司 | Ventilated cabinet |
| CN202984239U (en) * | 2012-02-20 | 2013-06-12 | 广州德昕仪实验室设备科技有限公司 | Fume chamber and ventilation system |
| CN204544219U (en) * | 2015-04-13 | 2015-08-12 | 湖南省生宝生物科技有限公司 | Biohazard Safety Equipment |
| CN205217573U (en) * | 2015-12-21 | 2016-05-11 | 河南省计量科学研究院 | Novel multi -functional laboratory fume chamber |
| CN106111654B (en) * | 2016-06-29 | 2018-06-29 | 王子恺 | A kind of net gas vent cabinet of air-flow adjustment type multipurpose |
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Denomination of invention: A simple exhaust gas treatment system for self cleaning fume hood Effective date of registration: 20201216 Granted publication date: 20180807 Pledgee: Changsha bank Limited by Share Ltd. Xiangjiang New District sub branch Pledgor: HUNAN ZHENGHAI MODERN LABORATORY EQUIPMENT Co.,Ltd. Registration number: Y2020980009357 |
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Date of cancellation: 20231220 Granted publication date: 20180807 Pledgee: Changsha bank Limited by Share Ltd. Xiangjiang New District sub branch Pledgor: HUNAN ZHENGHAI MODERN LABORATORY EQUIPMENT CO.,LTD. Registration number: Y2020980009357 |
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Denomination of invention: A concise self-cleaning fume hood exhaust gas treatment system Effective date of registration: 20231222 Granted publication date: 20180807 Pledgee: Changsha bank Limited by Share Ltd. Xiangjiang New District sub branch Pledgor: HUNAN ZHENGHAI MODERN LABORATORY EQUIPMENT CO.,LTD. Registration number: Y2023980073591 |
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