CN103706609A - Pipeless self-purification fume hood and air purification process thereof - Google Patents
Pipeless self-purification fume hood and air purification process thereof Download PDFInfo
- Publication number
- CN103706609A CN103706609A CN201310691464.7A CN201310691464A CN103706609A CN 103706609 A CN103706609 A CN 103706609A CN 201310691464 A CN201310691464 A CN 201310691464A CN 103706609 A CN103706609 A CN 103706609A
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- medicament
- spray
- process chamber
- cabinet
- upper plenum
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- 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
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- 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
- B01D53/38—Removing components of undefined structure
-
- 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
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention relates to a pipeless self-purification fume hood, and the pipeless self-purification fume hood comprises a hood with a space for experiments. Rear and upper part of the hood is provided with an upper chamber which is communicated with the space for experiments, front and upper part of the hood is provided with a spray processing chamber, a medicament spray thrower, a dehumidifier and an activated carbon layer from the bottom up, wherein the upper chamber and the spray processing chamber is departed by two vertical partitions which is disposed with an interval. Upper part of the vertical clapboard near the upper chamber and lower part of the other vertical clapboard near the spray processing chamber are respectively provided with a port to realize the communication of the upper chamber and the spray processing chamber. The pipeless self-purification fume hood has the advantages that the structure is simple, the design is reasonable, air can be purified without pipes, and the installation and construction of pipes can be saved.
Description
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technical field:
The present invention relates to a kind of pipe free self-cleaning vent cabinet and air cleaning technique.
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background technology:
The place that test in laboratory is scientific and technological output ground, so country drops into very large to laboratory.Nowadays the laboratory of a lot of universities is all the place of teacher and postgraduate's routine work research.Enter twentieth century, all kinds of physics, chemical laboratory are as emerged rapidly in large numbersBamboo shoots after a spring rain, and research work is extensively carried out.Can say, laboratory is the cradle of science, is the base of scientific research.
In laboratory, scientific research personnel tests on operating desk, because the experiment of carrying out is various, wherein comprise a little peculiar smell or unclean gas, therefore, to carrying out exhausting, Air exhaust on laboratory operation platform, to guarantee scientific research personnel's health of human body, be very important, yet vent cabinet exhausting, the air draft of use for laboratory at present all needs to be connected after exhaust gas collector and unified to process by pipeline, not only increase miscellaneous degree of equipment, and increased the difficulty of site operation.
summary of the invention:
The object of the present invention is to provide a kind of pipe free self-cleaning vent cabinet, this pipe free self-cleaning vent cabinet is simple in structure, reasonable in design, is conducive to play the effect from net air.
The present invention is achieved through the following technical solutions:
Pipe free self-cleaning vent cabinet of the present invention, it is characterized in that: comprise and there is the cabinet of operating space for experiment, described cabinet top rearward position is provided with the upper plenum that can be connected with operating space with experiment, described cabinet top forward position is provided with spray process chamber from bottom to top successively, medicament spray thrower, dehumidifier and active carbon layer, between described upper plenum and spray process chamber, by two spaced vertical baffles, separate, wherein the vertical baffle top near upper plenum has respectively port with the vertical baffle bottom near spray process chamber, to realize upper plenum and to spray being communicated with of process chamber.
Above-mentioned spray process chamber bottom is connected with the medicament barrel that is arranged on bottom of cabinet bulk, described medicament barrel be provided with outward a delivery pump by the drug delivery in medicament barrel toward spray thrower.
In above-mentioned medicament barrel, be provided with tank gage, on medicament barrel top, be provided with medicine feeding hole and venthole, in medicament barrel bottom, be provided with relieving device.
Above-mentioned cabinet leading flank is provided with the active cabinet door that can lift up and down, and described active cabinet door bottom is arranged with row's air vent.
In above-mentioned upper plenum or active carbon layer top is provided with high pressure positive blower.
Above-mentioned medicament forms to be counted by weight: 8 ~ 15 parts of Caulis Lonicerae extracts, 25 ~ 40 parts of cordate houttuynias, 15 ~ 20 parts of pomelo peel extracts, 5 ~ 10 parts of 6 ~ 10 parts of purslanes and Jasmines.
The above-mentioned vitamin B compound that can also add 5 ~ 10 weight portions in formula.
Above-mentioned 8 ~ 12 weight portion tealeaves that can also add in formula.
The technique that pipe free self-cleaning vent cabinet of the present invention carries out air cleaning, it is characterized in that: in cabinet top rearward position, be provided with the upper plenum that can be connected with operating space with experiment, described cabinet top forward position is provided with spray process chamber from bottom to top successively, medicament spray thrower, dehumidifier and active carbon layer, between described upper plenum and spray process chamber, by two spaced vertical baffles, separate, wherein the vertical baffle top near upper plenum has respectively port with the vertical baffle bottom near spray process chamber, some gases that form in testing with operating space enter spray process chamber after the port by upper plenum and two vertical baffles successively, under the effect of medicament spray thrower, most of gas has obtained purification, then through dehumidifier dehumidifying, finally by the further absorption of crossing active carbon layer, gas is further purified.
Medicament in above-mentioned medicament barrel flows to medicament spray thrower from delivery pump, and the medicament after spray flow back into medicament barrel from spray chamber bottom again.
Pipe free self-cleaning vent cabinet operation principle of the present invention, some gases that form in testing with operating space enter spray process chamber after the port by upper plenum and two vertical baffles successively, under the effect of medicament spray thrower, most of gas has obtained purification, then through dehumidifier dehumidifying, further absorption finally by crossing active carbon layer, is further purified gas.
Pipe free self-cleaning vent cabinet advantage of the present invention: simple in structure, reasonable in design, be conducive to, without can independently playing the effect from net air under pipe condition, save setting and the construction of those cabinet extra ducts.
accompanying drawing explanation:
fig. 1 is front view of the present invention;
Fig. 2 is side cutaway view of the present invention;
Fig. 3 is schematic diagram of the present invention;
Fig. 4 is the enlarged drawing of coarse filtration layer;
Fig. 5 is the profile on another kind of embodiment cabinet top.
the specific embodiment:
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below:
Pipe free self-cleaning vent cabinet of the present invention, comprise and there is the cabinet 1 of operating space 2 for experiment, described cabinet 1 top rearward position is provided with the upper plenum 3 that can be connected with operating space 2 with experiment, described cabinet top forward position is provided with spray process chamber 4 from bottom to top successively, medicament spray thrower 5, dehumidifier 6 and active carbon layer 7, between described upper plenum 3 and spray process chamber 4, by two spaced vertical baffles 8, separate, wherein the vertical baffle top near upper plenum has respectively port 9 with the vertical baffle bottom near spray process chamber, to realize upper plenum and to spray being communicated with of process chamber.
In order to realize recycling of medicament, above-mentioned spray process chamber 4 bottoms are connected with the medicament barrel 10 that is arranged on bottom of cabinet bulk, described medicament barrel 10 is outer be provided with a delivery pump 11 by the drug delivery in medicament barrel toward spray thrower 5.
For reasonable in design, in above-mentioned medicament barrel, be provided with tank gage 12, on medicament barrel top, be provided with medicine feeding hole 13 and venthole 14, in medicament barrel bottom, be provided with relieving device 15.
For the ease of operating personnel's operation, above-mentioned cabinet leading flank is provided with the active cabinet door 16 that can lift up and down, and described active cabinet door 16 bottoms are arranged with row's air vent 17.
For better exhausting, in above-mentioned upper plenum or active carbon layer top is provided with high pressure positive blower 18.
In order to play preferably filtration, can in the communicating passage with operating space 2 and upper plenum 3, be provided with coarse filtration layer 19 in experiment, in order to make filter effect better, coarse filtration layer 19 is arranged to corrugated, for the specificity of laboratory gas, this undulatory each ripple is pressed close to mutually.
Good in order to make to spray treatment effect, two vertical baffles 8 are not exclusively vertical, the bending but vertical baffle 801 tops of close upper plenum past spray process chamber 4 tilts, and its underpart is vertical shape; And near the up cavity inclination bending of 802 times parts of vertical baffle that sprays process chamber, its top is vertical shape, and the vertical baffle 801 of the more close upper plenum in bottom, setting is more conducive to gas formation eddy current like this, to contact more fully medicament.
Above-mentioned medicament forms to be counted by weight: 8 ~ 15 parts of Caulis Lonicerae extracts, 25 ~ 40 parts of cordate houttuynias, 15 ~ 20 parts of pomelo peel extracts, 5 ~ 10 parts of 6 ~ 10 parts of purslanes and Jasmines.Wherein preferred embodiment is 12 parts of Caulis Lonicerae extracts, 28 parts of cordate houttuynias, 17 parts of pomelo peel extracts, 7 parts of 7 parts of purslanes and Jasmines.
Described Caulis Lonicerae extract is for to make through water extraction and alcohol precipitation method, caulis lonicerae is dried, pulverized, be soaked in 60 ℃ of water and heat 8 ~ 10h, filter to obtain first extract, being concentrated into weight is 5% of first extract, lets cool, slowly add ethanol to there being precipitation to occur, airtight refrigeration 20 ~ 30h, filtered and recycled ethanol, obtains refined liquid.
Described pomelo peel extract is adopted with the following method and is made: pomelo peel is soaked in to 12 ~ 15h in the acetum of 0.1mol/L, filter to obtain first extract, decompression distillation, being concentrated into weight is 2% of first extract, let cool, slowly add ethanol to there being precipitation to occur, airtight refrigeration 10 ~ 15h, filtered and recycled ethanol, obtains refined liquid.
The above-mentioned vitamin B compound that can also add 5 ~ 10 weight portions in formula, mosquito proof is bitten effectively.Wherein preferred embodiment is the vitamin B compound that adds 6 weight portions.
Above-mentioned 8 ~ 12 weight portion tealeaves that can also add in formula, can remove formaldehyde effectively.Wherein preferred embodiment is the tealeaves that adds 8 weight portions.
This herb disinfection solution adopts the Chinese herbal medicine of pure natural, and sterilizing effect is obvious, has no side effect, and is suitable for air sterillization, the sterilization of skin surface etc.
The technique that pipe free self-cleaning vent cabinet of the present invention carries out air cleaning, in cabinet 1 top rearward position, be provided with the upper plenum 3 that can be connected with operating space 2 with experiment, described cabinet top forward position is provided with spray process chamber 4 from bottom to top successively, medicament spray thrower 5, dehumidifier 6 and active carbon layer 7, between described upper plenum 3 and spray process chamber 4, by two spaced vertical baffles 8, separate, wherein the vertical baffle top near upper plenum has respectively port 9 with the vertical baffle bottom near spray process chamber, some gases that form in testing with operating space enter spray process chamber after the port by upper plenum and two vertical baffles successively, under the effect of medicament spray thrower, most of gas has obtained purification, then through dehumidifier dehumidifying, finally by the further absorption of crossing active carbon layer, gas is further purified.
Pipe free self-cleaning vent cabinet operation principle of the present invention, some gases that form in testing with operating space enter spray process chamber after the port by upper plenum and two vertical baffles successively, under the effect of medicament spray thrower, most of gas has obtained purification, then through dehumidifier dehumidifying, further absorption finally by crossing active carbon layer, is further purified gas.
Pipe free self-cleaning vent cabinet advantage of the present invention:
1, environment is not caused to secondary pollution, guarantee to greatest extent staff's health of human body;
2, easy and simple to handle, activity is strong, laboratory environment is required low;
3, long service life, the replacement frequency of high efficiency active carbon filter course is for annually under normal circumstances;
4, energy consumption is low, noise is little;
5, pH value that can on-line monitoring vent cabinet inside and the saturated conditions of filter, user can arrange suitable alarm point voluntarily, improves laboratory safety grade;
6, user can preengage the opening and closing time period of vent cabinet voluntarily;
7, vent cabinet is reserved with the installation site of water, electricity, gas body, facilitates user's upgrading to equipment in the future.
8, the form of vent cabinet adopts chain driving pattern, safe, opens more flexible.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (10)
1. a pipe free self-cleaning vent cabinet, it is characterized in that: comprise and there is the cabinet of operating space for experiment, described cabinet top rearward position is provided with the upper plenum that can be connected with operating space with experiment, described cabinet top forward position is provided with spray process chamber from bottom to top successively, medicament spray thrower, dehumidifier and active carbon layer, between described upper plenum and spray process chamber, by two spaced vertical baffles, separate, wherein the vertical baffle top near upper plenum has respectively port with the vertical baffle bottom near spray process chamber, to realize upper plenum and to spray being communicated with of process chamber.
2. pipe free self-cleaning vent cabinet according to claim 1, is characterized in that: described spray process chamber bottom is connected with the medicament barrel that is arranged on bottom of cabinet bulk, described medicament barrel be provided with outward a delivery pump by the drug delivery in medicament barrel toward spray thrower.
3. pipe free self-cleaning vent cabinet according to claim 1, is characterized in that: in described medicament barrel, be provided with tank gage, on medicament barrel top, be provided with medicine feeding hole and venthole, in medicament barrel bottom, be provided with relieving device.
4. pipe free self-cleaning vent cabinet according to claim 1, is characterized in that: described cabinet leading flank is provided with the active cabinet door that can lift up and down, and described active cabinet door bottom is arranged with row's air vent.
5. pipe free self-cleaning vent cabinet according to claim 1, is characterized in that: in described upper plenum or active carbon layer top is provided with high pressure positive blower.
6. pipe free self-cleaning vent cabinet according to claim 1, is characterized in that: described medicament forms to be counted by weight: 8 ~ 15 parts of Caulis Lonicerae extracts, 25 ~ 40 parts of cordate houttuynias, 15 ~ 20 parts of pomelo peel extracts, 5 ~ 10 parts of 6 ~ 10 parts of purslanes and Jasmines.
7. pipe free self-cleaning vent cabinet according to claim 6, is characterized in that: the vitamin B compound that can also add 5 ~ 10 weight portions in formula.
8. pipe free self-cleaning vent cabinet according to claim 6, is characterized in that: in formula, can also add 8 ~ 12 weight portion tealeaves.
9. the technique that pipe free self-cleaning vent cabinet carries out air cleaning, it is characterized in that: in cabinet top rearward position, be provided with the upper plenum that can be connected with operating space with experiment, described cabinet top forward position is provided with spray process chamber, medicament spray thrower, dehumidifier and active carbon layer from bottom to top successively, between described upper plenum and spray process chamber, by two spaced vertical baffles, separate, wherein the vertical baffle top near upper plenum has respectively port with the vertical baffle bottom near spray process chamber; Some gases that form in testing with operating space enter spray process chamber after the port by upper plenum and two vertical baffles successively, under the effect of medicament spray thrower, most of gas has obtained purification, then through dehumidifier dehumidifying, further absorption finally by crossing active carbon layer, is further purified gas.
10. the technique that pipe free self-cleaning vent cabinet according to claim 9 carries out air cleaning, is characterized in that: the medicament in described medicament barrel flows to medicament spray thrower from delivery pump, and the medicament after spray flow back into medicament barrel from spray chamber bottom again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310691464.7A CN103706609B (en) | 2013-12-17 | 2013-12-17 | Pipe free self-cleaning vent cabinet and purification of air technique thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310691464.7A CN103706609B (en) | 2013-12-17 | 2013-12-17 | Pipe free self-cleaning vent cabinet and purification of air technique thereof |
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| CN103706609A true CN103706609A (en) | 2014-04-09 |
| CN103706609B CN103706609B (en) | 2016-03-16 |
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| CN201310691464.7A Active CN103706609B (en) | 2013-12-17 | 2013-12-17 | Pipe free self-cleaning vent cabinet and purification of air technique thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444301A (en) * | 2015-11-18 | 2016-03-30 | 常州市利众环保科技有限公司 | Purification air conditioner |
| CN107596861A (en) * | 2017-10-27 | 2018-01-19 | 孙洪军 | A kind of intelligent purifying formaldehyde equipment of the good adsorption performance of anti-secondary pollution |
| CN108870837A (en) * | 2018-06-30 | 2018-11-23 | 朱亚南 | A kind of fridge-freezer with deodorization, dehumidification function |
| CN112568627A (en) * | 2020-12-04 | 2021-03-30 | 西安奕斯伟硅片技术有限公司 | Multi-layer goods shelf |
| CN114571099A (en) * | 2022-04-21 | 2022-06-03 | 中机数控科技（福建）有限公司 | Ultrafast laser processing equipment that flexible sensor made |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444301A (en) * | 2015-11-18 | 2016-03-30 | 常州市利众环保科技有限公司 | Purification air conditioner |
| CN107596861A (en) * | 2017-10-27 | 2018-01-19 | 孙洪军 | A kind of intelligent purifying formaldehyde equipment of the good adsorption performance of anti-secondary pollution |
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| CN108870837A (en) * | 2018-06-30 | 2018-11-23 | 朱亚南 | A kind of fridge-freezer with deodorization, dehumidification function |
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| CN112568627A (en) * | 2020-12-04 | 2021-03-30 | 西安奕斯伟硅片技术有限公司 | Multi-layer goods shelf |
| CN114571099A (en) * | 2022-04-21 | 2022-06-03 | 中机数控科技（福建）有限公司 | Ultrafast laser processing equipment that flexible sensor made |
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| Publication number | Publication date |
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| CN103706609B (en) | 2016-03-16 |
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Address after: 350002 office at 01-03, floor 12, S2 building, China Resources Vientiane City, No. 526, Gongye Road, Gulou District, Fuzhou City, Fujian Province Patentee after: Fujian Mingcheng laboratory equipment Technology Co., Ltd Address before: 350002, No. 548, industrial building, 5 Industrial Road, Fujian, Fuzhou Province Patentee before: FUJIAN MING CHENG LABORATORY EQUIPMENT Co.,Ltd. |