CN207026079U - A kind of plasma fume hood experimental provision - Google Patents
A kind of plasma fume hood experimental provision Download PDFInfo
- Publication number
- CN207026079U CN207026079U CN201720792841.XU CN201720792841U CN207026079U CN 207026079 U CN207026079 U CN 207026079U CN 201720792841 U CN201720792841 U CN 201720792841U CN 207026079 U CN207026079 U CN 207026079U
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- China
- Prior art keywords
- cabinet
- plasma
- fume hood
- experimental provision
- blower fan
- 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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- 239000003517 fume Substances 0.000 title claims abstract description 30
- 239000011521 glass Substances 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000012774 insulation material Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 18
- 230000000505 pernicious effect Effects 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 5
- 239000000126 substance Substances 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 2
- 239000012814 acoustic material Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000035568 catharsis Effects 0.000 description 1
- 238000007705 chemical test Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 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
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a kind of plasma fume hood experimental provision, including cabinet, exhaust passage, blower fan and plasma purifier, exhaust passage junction chamber is outer and cabinet, assembling is between exhaust passage and cabinet, cabinet upper end is provided with plasma purifier, operating room is provided with the middle part of cabinet, plasma purifier air inlet is arranged at the top of the operating room of cabinet, plasma purifier air outlet connects with blower fan, and plasma purifier includes high voltage power supply and at least one clean room, electrode tube being horizontally or vertically provided with clean room.Plasma fume hood experimental provision of the present utility model, on the basis of original fume hood, add plasma purifier, after pernicious gas in experimentation purifies via plasma purifier, obtain the air of cleaning, outdoor is expelled to eventually through exhaust passage, pernicious gas is avoided and is expelled directly out secondary pollution caused by outdoor.
Description
Technical field
The utility model belongs to laboratory equipment technical field, and in particular to a kind of plasma fume hood experimental provision.
Background technology
Laboratory ventilation is an indispensable part in lab design.In order that laboratory worker is not
Sucking or swallow should into the not clear chemical substance of some poisonous, can causing a disease or toxicity and organism, the experimental facilities in laboratory
There is good ventilation.To prevent the absorption of some steams, gas and particulate (smog, coal smoke, dust and aerosol), polluter
Typically removed using fume hood (cabinet), ventilator cowling or the method for local ventilation.What existing fume hood had direct is set using exhausting
Standby extract toxic gas in chemical test out is discharged into outdoor, and secondary pollution is caused to air, handles not thorough；Some fume hoods are first
After carrying out preliminary treatment to pernicious gas first with activated carbon, outdoor is being emitted into again, but active carbon purifying efficiency is low, some
Chemical gas can not be fully cleaned up, and activated carbon service life is short, need to frequently be changed.
Utility model content
Purpose of utility model：In view of the deficienciess of the prior art, the purpose of this utility model be to provide it is a kind of based on etc.
Ion air purification device, the plasma fume hood experimental provision of the thorough resolving harmful gas of energy.
Technical scheme：In order to realize above-mentioned purpose of utility model, the technical solution adopted in the utility model is as follows：
A kind of plasma fume hood experimental provision, including cabinet, exhaust passage, blower fan and plasma purifier, the row
Gas passage junction chamber is outer and cabinet, and between exhaust passage and cabinet, the cabinet upper end is provided with the assembling
Ion purifier, operating room is provided with the middle part of the cabinet, the plasma purifier air inlet is arranged on the operation of cabinet
Ceiling portion, the plasma purifier air outlet connect with blower fan, and the plasma purifier includes high voltage power supply and at least one
Individual clean room, electrode tube is horizontally or vertically provided with the clean room, and the electrode tube includes cathode electrode pipe and anode electricity
Pole pipe, the cathode electrode pipe are arranged on both ends, and the anode electrode pipe is arranged in clean room parallel to cathode electrode pipe
Portion.
Preferably, the electrode tube is hollow tube-shape electrode tube or wire-type of electrode pipe.
Preferably, the cabinet top is provided with clarifier Installation cabinet, the clean room is arranged on clarifier Installation cabinet
It is interior, and form cavity between clarifier Installation cabinet upper cover plate.
Preferably, being provided with air box between the exhaust passage and cabinet, the assembling is in air box, institute
It is the air box made of acoustic material to state air box.
Preferably, being provided with automatically controlled glass door outside the operating room, the automatically controlled glass door bottom is provided with sealing
Bar, automatically controlled glass door are totally-enclosed by operating room when closing.
Preferably, two handle holes are provided with described automatically controlled glass door.
Preferably, the cabinet bottom is provided with locker.
Beneficial effect：Compared with prior art, the utility model has advantages below：
Ventilating cabinet experimental provision of the present utility model adds plasma purifier on the basis of original fume hood,
After pernicious gas in experimentation purifies via plasma purifier, the air of cleaning is obtained, is arranged eventually through exhaust passage
Go out to outdoor, avoid pernicious gas and be expelled directly out secondary pollution caused by outdoor；It is provided with outside the operating room of fume hood
Bright glass door, and handle hole is provided with glass door, it is more convenient and safe in the stronger chemical experiment of volatility.
Brief description of the drawings
Fig. 1 is plasma fume hood experimental provision structural representation；
Fig. 2 is the front view of the clean room in plasma fume hood experimental provision；
Fig. 3 is the left view of the clean room in plasma fume hood experimental provision.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the utility model is furtherd elucidate, embodiment is with the utility model skill
Implemented under premised on art scheme, it should be understood that these embodiments are merely to illustrate the utility model rather than limit this practicality
New scope.
As shown in Figure 1, Figure 2 and Figure 3, a kind of plasma fume hood experimental provision, including cabinet 1, exhaust passage 2, blower fan 3
With plasma purifier 4, cabinet 1 includes the locker 8 of bottom, the operating room 11 at middle part and the clarifier Installation cabinet 9 on top, behaviour
Make to be provided with operating desk 12 in room 11, the bottom of cabinet 1 can also set universal wheel, facilitate the movement of fume hood experimental provision.
The junction chamber of exhaust passage 2 is outer and cabinet 1, blower fan 3 are arranged between exhaust passage 2 and cabinet 1, the upper end of cabinet 1
Clarifier Installation cabinet 9 in plasma purifier 4 is installed, the air inlet of plasma purifier 4 is arranged on the operating room 11 of cabinet 1
Interior, the air outlet of plasma purifier 4 connects with blower fan 3, and plasma purifier 4 includes high voltage power supply and at least one clean room 5,
Electrode tube is horizontally or vertically provided with clean room 5, electrode tube includes cathode electrode pipe 51 and anode electrode pipe 52, negative electricity pole pipe
51 are arranged on both ends, and anode electrode pipe 52 is arranged on the middle part of clean room 5 parallel to cathode electrode pipe 51, because blower fan 3 is set
In the surface of cabinet 1, when opening blower fan 3, air-flow enters in the clean room 5 of clarifier vertically upward, optimal selection electrode tube
It is horizontally disposed, it can make it that the contact area of gas and electrode tube is maximum, electrode tube is hollow tube-shape electrode tube or line style electricity
Pole pipe.
Operating desk 12 is arranged on the bottom of operating room 11, and the top of operating room 11 is provided with reticular lamina, and operating desk 12 is used for putting
Put test equipment and carry out experimental implementation, because the chemicals that is corrosive unavoidably in experimentation spills, the surface of operating desk 12
It is made of corrosion resistant polytetrafluoroethylene (PTFE), polypropylene or high-quality stainless steel, during experiment, opens blower fan 3 and plasma cleaning
Device 4, air-flow rise, and due to containing corrosive gas in the air in operating room 11, the reticular lamina at the top of operating room 11 is also by resistance to
Corrosion material is made, and can be made of tetrafluoroethene, polypropylene, perfluoroethylene-propylene or 302,304 stainless steels.Operating room 11
Outside is provided with automatically controlled glass door 7, can be with accessible situation about observing in operating room 11, automatically controlled glass through glass door 7
7 bottoms of door are provided with sealing strip, and automatically controlled glass door 7 is totally-enclosed by operating room 11 when closing, and two are provided with automatically controlled glass door 7
Handle hole 71, if during experiment, the stronger chemical substance of volatility is run into, automatically controlled glass door 7 can be closed, two hands stretch into behaviour
Make easily carry out chemical experiment in control 71, without hurting experiment operator.
Clean room 5 and high voltage power supply are installed in clarifier Installation cabinet 9, clean room 5 and the shape between the upper cover plate of cabinet 1
Into cavity, for the air-flow after buffer purge, the air outlet of plasma purifier 4 is connected by cavity with the machine of wind 3.Blower fan 3 is change
Frequency centrifugal blower, air-blower control switch is provided with 1 positive side of cabinet.Blower fan is provided between exhaust passage 2 and cabinet 1
Case 6, blower fan 3 are arranged in air box 6, can produce larger noise during due to fan operation, air box 6 is by acoustic material system
Into.
As another embodiment, plasma purifier 4 can also be arranged in exhaust passage 2, the air outlet of blower fan 3
Place, so as to reduce the volume of fume hood experimental provision.
Clean room 5 is arranged to the casing of an entirety, is easily installed and overhauls, and the setting of the side of clarifier Installation cabinet 9 can
Portable plate, in maintenance, in that context it may be convenient to open and take out clean room 5.
Plasma purifier is to form low temperature plasma using high pressure generator, in average energy about 5eV a large amount of electricity
Under son effect, extremely short time internal oxidition decomposes the pollution factors such as methyl mercaptan, ammonia, hydrogen sulfide, and opens the change of organic gas
Chain is learned, carbon dioxide and water are ultimately generated after a series of reaction；Destroy air in bacterium living environment, make bacterium and
Spore loses activity, and cannot breed again, so as to reduce indoor bacteria concentration, can also adsorb more than own wt tens
Suspended particulate again, settles down by deadweight, so as to remove the purpose that suspension colloid in air reaches purification air, obtains waste gas
To purification.
Plasma fume hood experimental provision is during pernicious gas is handled, unlatching blower fan 3, and the air-flow in operating room 11 exists
In the presence of blower fan, into plasma purifier 4, gas is evenly distributed in clean room 5 and handled, after the completion of processing
The air for obtaining cleaning is discharged from the air outlet of plasma purifier 4, outdoor is discharged through blower fan 3 and exhaust passage 2, so as to reach
The catharsis of Laboratory Air, and outdoor gas is discharged as treated clean gas, environment will not be caused secondary
Pollution.
In summary, Ventilating cabinet experimental provision of the present utility model is on the basis of original fume hood, add etc. from
Sub- clarifier, the pernicious gas in experimentation purify via plasma purifier, the air of cleaning are obtained, eventually through exhaust
Passage discharge is outdoor, avoids pernicious gas and is expelled directly out secondary pollution caused by outdoor；Installed outside the operating room of fume hood
There is transparent glass door, and handle hole is provided with glass door, it is more convenient and safe in the stronger chemical experiment of volatility.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (8)
- A kind of 1. plasma fume hood experimental provision, it is characterised in that：Including cabinet (1), exhaust passage (2) and are waited blower fan (3) Ion purifier (4), exhaust passage (2) junction chamber is outer and cabinet (1), the blower fan (3) installed in exhaust passage (2) and Between cabinet (1), cabinet (1) upper end is provided with plasma purifier (4), and behaviour is provided with the middle part of the cabinet (1) Make room (11), plasma purifier (4) air inlet is arranged at the top of the operating room (11) of cabinet (1), and the plasma is net Change device (4) air outlet to connect with blower fan (3), the plasma purifier (4) includes high voltage power supply and at least one clean room (5) electrode tube horizontally or vertically, is provided with the clean room (5), the electrode tube includes cathode electrode pipe (51) and anode Electrode tube (52), the cathode electrode pipe (51) are arranged on both ends, and the anode electrode pipe (52) is parallel to cathode electrode pipe (51) it is arranged on the middle part of clean room (5).
- 2. plasma fume hood experimental provision according to claim 1, it is characterised in that：The electrode tube is hollow tube-shape Electrode tube or wire-type of electrode pipe.
- 3. plasma fume hood experimental provision according to claim 1, it is characterised in that：Cabinet (1) top is set Have a clarifier Installation cabinet (9), the clean room (5) is arranged in clarifier Installation cabinet (9), and with clarifier Installation cabinet (9) Cavity is formed between cover plate.
- 4. plasma fume hood experimental provision according to claim 1, it is characterised in that：The blower fan (3) be frequency conversion from Heart blower fan, air-blower control switch is provided with cabinet (1) positive side.
- 5. plasma fume hood experimental provision according to claim 1, it is characterised in that：The exhaust passage (2) and cabinet Air box (6) is provided between body (1), the blower fan (3) is arranged in air box (6), and the air box (6) is by sound insulation material Air box made of material.
- 6. plasma fume hood experimental provision according to claim 1, it is characterised in that：Pacify outside the operating room (11) Equipped with automatically controlled glass door (7), automatically controlled glass door (7) bottom is provided with sealing strip, will operation when automatically controlled glass door (7) is closed Room (11) is totally-enclosed.
- 7. plasma fume hood experimental provision according to claim 6, it is characterised in that：Described automatically controlled glass door (7) On be provided with two handle holes (71).
- 8. plasma fume hood experimental provision according to claim 1, it is characterised in that：Cabinet (1) bottom is set There is locker (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720792841.XU CN207026079U (en) | 2017-07-03 | 2017-07-03 | A kind of plasma fume hood experimental provision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720792841.XU CN207026079U (en) | 2017-07-03 | 2017-07-03 | A kind of plasma fume hood experimental provision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207026079U true CN207026079U (en) | 2018-02-23 |
Family
ID=61466453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720792841.XU Expired - Fee Related CN207026079U (en) | 2017-07-03 | 2017-07-03 | A kind of plasma fume hood experimental provision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207026079U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109047256A (en) * | 2018-09-17 | 2018-12-21 | 长江大学 | A kind of intelligence sterile hood |
| CN110695044A (en) * | 2018-07-09 | 2020-01-17 | 广西壮族自治区环境保护科学研究院 | Exhaust and dust removal dual-purpose fume hood |
| CN111167535A (en) * | 2018-11-13 | 2020-05-19 | 上海重智科技发展有限公司 | Volatile gas automatic purification experiment table |
| CN116272352A (en) * | 2023-03-17 | 2023-06-23 | 武汉大学 | Purification and detection device suitable for experiment foul smell |
-
2017
- 2017-07-03 CN CN201720792841.XU patent/CN207026079U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110695044A (en) * | 2018-07-09 | 2020-01-17 | 广西壮族自治区环境保护科学研究院 | Exhaust and dust removal dual-purpose fume hood |
| CN109047256A (en) * | 2018-09-17 | 2018-12-21 | 长江大学 | A kind of intelligence sterile hood |
| CN109047256B (en) * | 2018-09-17 | 2023-09-15 | 长江大学 | Intelligent sterile fume hood |
| CN111167535A (en) * | 2018-11-13 | 2020-05-19 | 上海重智科技发展有限公司 | Volatile gas automatic purification experiment table |
| CN116272352A (en) * | 2023-03-17 | 2023-06-23 | 武汉大学 | Purification and detection device suitable for experiment foul smell |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhuang Jiayao Inventor after: Zhang Jinchi Inventor before: Zhang Jinchi |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Geguan Agroforestry Technology Group Co., Ltd. Assignor: Nanjing Forestry University Contract record no.: 2018320000362 Denomination of utility model: Plasma fume hood experimental apparatus Granted publication date: 20180223 License type: Common License Record date: 20181129 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Huangdun Nursery Farm, Ganyu District, Lianyungang City Assignor: Nanjing Forestry University Contract record no.: 2018320000376 Denomination of utility model: Plasma fume hood experimental apparatus Granted publication date: 20180223 License type: Common License Record date: 20181212 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Zhongjiao aesthetic education science and Education Equipment Co., Ltd Assignor: Nanjing Forestry University Contract record no.: X2019980001293 Denomination of utility model: Plasma fume hood experimental apparatus Granted publication date: 20180223 License type: Common License Record date: 20191225 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Qingshi Engineering Consulting Co., Ltd Assignor: Nanjing Forestry University Contract record no.: X2019980001340 Denomination of utility model: Plasma fume hood experimental apparatus Granted publication date: 20180223 License type: Common License Record date: 20191226 Assignee: Jiangsu Yunuo Electronic Technology Co., Ltd Assignor: Nanjing Forestry University Contract record no.: X2019980001320 Denomination of utility model: Plasma fume hood experimental apparatus Granted publication date: 20180223 License type: Common License Record date: 20191226 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20200703 |