CN214261280U - Chemistry experiment room exhaust treatment device - Google Patents
Chemistry experiment room exhaust treatment device Download PDFInfo
- Publication number
- CN214261280U CN214261280U CN202120126560.7U CN202120126560U CN214261280U CN 214261280 U CN214261280 U CN 214261280U CN 202120126560 U CN202120126560 U CN 202120126560U CN 214261280 U CN214261280 U CN 214261280U
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- CN
- China
- Prior art keywords
- treatment device
- carbon fiber
- fiber felt
- gas
- inlet pipe
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- 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
Links
- 238000011282 treatment Methods 0.000 title claims abstract description 69
- 238000002474 experimental method Methods 0.000 title description 4
- 239000004917 carbon fiber Substances 0.000 claims abstract description 41
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 39
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 38
- 239000007789 gas Substances 0.000 claims abstract description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000002912 waste gas Substances 0.000 claims abstract description 21
- 239000000126 substance Substances 0.000 claims abstract description 18
- 239000011248 coating agent Substances 0.000 claims abstract description 15
- 238000000576 coating method Methods 0.000 claims abstract description 15
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000001179 sorption measurement Methods 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 15
- 238000010521 absorption reaction Methods 0.000 claims description 11
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000011221 initial treatment Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000013033 photocatalytic degradation reaction Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 238000007146 photocatalysis Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 238000011268 retreatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
A chemical laboratory waste gas treatment device relates to a waste gas treatment device. The problem of the exhaust treatment device of current chemistry laboratory is comparatively single, mostly is physics or chemical treatment, the treatment effect is not good is solved. The device comprises a first processing device, a second processing device and a third processing device; one side of the first processing device is provided with a first air inlet pipe, and the other side of the first processing device is provided with a first air inlet pipeAn air outlet pipe; the first treatment device is internally provided with a carbon fiber felt and loaded with TiO2Carbon fiber felt of coating, carbon fiber felt and TiO loaded carbon fiber felt2The carbon fiber felts of the coating are all in a wave shape of repeated folding, and the carbon fiber felts and the loaded TiO2A cavity is formed between the carbon fiber felts of the coating, and a plurality of ultraviolet light sources are uniformly distributed in the cavity; the first air outlet pipe is communicated with the second processing device and is communicated with the third processing device through the second air inlet pipe, and the gas drying plate and the activated carbon adsorption plate are sequentially and obliquely arranged in the third processing device along the gas flowing direction.
Description
Technical Field
The utility model relates to a waste gas treatment device.
Background
If the waste gas in chemical laboratory directly discharges to the atmosphere in, can influence the quality of environment, often inhaled by people and will cause the injury of different degrees, so the waste gas treatment problem in laboratory receives people's attention and concern all the time.
However, the existing waste gas treatment device in the chemical laboratory is single, and is mostly used for physical or chemical treatment, and the treatment effect is not good.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is comparatively single to solve the exhaust treatment device in current chemistry experiment room, mostly is physics or chemical treatment, the not good problem of treatment effect, and provides a chemistry experiment room exhaust treatment device.
A chemical laboratory waste gas treatment device comprises a first treatment device, a second treatment device and a third treatment device;
a first air inlet pipe is arranged on one side of the first processing device, and a first air outlet pipe is arranged on the other side of the first processing device; the first treatment device is internally provided with a carbon fiber felt and loaded with TiO2Carbon fiber felt of coating, carbon fiber felt and TiO loaded carbon fiber felt2The carbon fiber felt of the coating is in a wave shape which is repeatedly folded along the gas flowing direction, and the carbon fiber felt is loaded with TiO2The upper part of the carbon fiber felt of the coating, the carbon fiber felt and the loaded TiO2A cavity is formed between the carbon fiber felts of the coating, and a plurality of purple particles are uniformly distributed in the cavityAn external light source;
the first air outlet pipe is communicated with the second treatment device, the end face of the first air outlet pipe is located below the liquid level of absorption liquid in the second treatment device, the end face of the second air inlet pipe is located in the second treatment device and above the liquid level of the absorption liquid, the second treatment device is communicated with the third treatment device through the second air inlet pipe, the second air inlet pipe is located on the upper portion of one side of the third treatment device, the second air outlet pipe is arranged on the lower portion of the other side of the third treatment device, and a gas drying plate and an activated carbon adsorption plate are sequentially obliquely arranged in the third treatment device along the gas flowing direction.
The utility model discloses a theory of operation:
after waste gas in a chemical laboratory enters a treatment device, the waste gas is physically adsorbed with dust and organic pollutants through a carbon fiber felt, and then under the irradiation of ultraviolet light, TiO loaded on the carbon fiber felt2The catalyst can degrade organic pollutants into harmless small substances such as carbon dioxide, water and the like, so that the waste gas is subjected to primary treatment; because the carbon fiber felt 1-3 is loaded with TiO2The carbon fiber felts 1-4 of the coating are all in a wave shape of repeated folding, and the carbon fiber felts 1-3 are positioned on the load with TiO2The waste gas is firstly physically absorbed, then the photocatalytic degradation process is carried out, and the circulation is carried out for many times, meanwhile, the contact area of the activated carbon fiber and the photocatalytic oxidation part is effectively increased in a wavy manner, so that the absorption and catalytic oxidation efficiency is improved. The waste gas after the primary treatment then enters into the absorption liquid and carries out the retreatment, then gets rid of the moisture in the gas through the gas drying board, then passes through activated carbon particle absorption once more, and the gas is purified to the degree of depth, improves gas treatment effect once more.
The utility model has the advantages that:
the utility model combines TiO with2Photocatalysis is introduced into a chemical laboratory waste gas device, waste gas is firstly subjected to physical adsorption, then the photocatalytic degradation process is carried out, multiple circulation is carried out, waste gas after primary treatment then enters into absorption liquid to be treated again, and finally, the gas is deeply purified through gas drying plates and activated carbon particle adsorption, so that the treatment effect and the treatment efficiency are improvedAnd (4) improving.
Drawings
Fig. 1 is a schematic structural diagram of the chemical laboratory waste gas treatment device of the present invention.
Detailed Description
The first embodiment is as follows: the present embodiment will be described in detail with reference to fig. 1, and the present embodiment is a chemical laboratory exhaust gas treatment apparatus including a first treatment apparatus 1, a second treatment apparatus 2, and a third treatment apparatus 3;
one side of the first processing device 1 is provided with a first air inlet pipe 1-1, and the other side is provided with a first air outlet pipe 1-2; the first treatment device 1 is internally provided with carbon fiber felts 1-3 and loaded with TiO21-4 parts of coated carbon fiber felt, 1-3 parts of carbon fiber felt and TiO loaded carbon fiber felt2The carbon fiber felt 1-4 of the coating is in a wave shape which is repeatedly folded along the gas flowing direction, and the carbon fiber felt 1-3 is positioned on the TiO loaded carbon fiber felt2The upper part of the carbon fiber felt 1-4 of the coating, the carbon fiber felt 1-3 and the loaded TiO2A cavity is formed between the carbon fiber felts 1-4 of the coating, and a plurality of ultraviolet light sources 1-5 are uniformly distributed in the cavity;
the first air outlet pipe 1-2 is communicated with the second treatment device 2, the end face of the first air outlet pipe 1-2 is positioned below the liquid level of absorption liquid in the second treatment device 2, the end face of the second air inlet pipe 3-1 is positioned in the second treatment device 2 and above the liquid level of the absorption liquid, the second treatment device 2 is communicated with the third treatment device 3 through the second air inlet pipe 3-1, the second air inlet pipe 3-1 is positioned at the upper part of one side of the third treatment device 3, the second air outlet pipe 3-2 is arranged at the lower part of the other side of the third treatment device 3, and the gas drying plate 3-3 and the activated carbon adsorption plate 3-4 are sequentially and obliquely arranged in the third treatment device 3 along the gas flowing direction.
The beneficial effects of the embodiment are as follows:
this embodiment uses TiO as a base material2Photocatalysis is introduced into a chemical laboratory waste gas device, waste gas is subjected to physical adsorption firstly, then a photocatalytic degradation process is carried out, multiple circulation is carried out, waste gas after primary treatment then enters into absorption liquid for secondary treatment, and finally, gas is deeply purified through gas drying plates and activated carbon particle adsorption, so that gas is deeply purifiedThe treatment effect and efficiency are improved.
The second embodiment is as follows: the present embodiment differs from the first embodiment in that: the first air inlet pipe 1-1 is connected with a fan 4. The rest is the same as the first embodiment.
The third concrete implementation mode: the present embodiment is different from the first or second embodiment in that: a plurality of gas drying plates 3-3 and a plurality of activated carbon adsorption plates 3-4 are sequentially arranged in the third treatment device 3 in an inclined manner along the gas flowing direction. The other is the same as in the first or second embodiment.
The fourth concrete implementation mode: the present embodiment is different from the first to third embodiments in that: gaps are reserved among the plurality of gas drying plates 3-3; gaps are reserved among the plurality of activated carbon adsorption plates 3-4. The others are the same as the first to third embodiments.
The fifth concrete implementation mode: the present embodiment is different from one of the first to fourth embodiments in that: valves are arranged on the first air inlet pipe 1-1, the first air outlet pipe 1-2, the second air inlet pipe 3-1 and the second air outlet pipe 3-2. The rest is the same as the first to fourth embodiments.
Claims (5)
1. A chemical laboratory waste gas treatment device is characterized by comprising a first treatment device (1), a second treatment device (2) and a third treatment device (3);
a first air inlet pipe (1-1) is arranged at one side of the first processing device (1), and a first air outlet pipe (1-2) is arranged at the other side of the first processing device; the first treatment device (1) is internally provided with a carbon fiber felt (1-3) and a load of TiO2Carbon fiber felt (1-4) of the coating, and the carbon fiber felt (1-3) and the carbon fiber felt loaded with TiO2The carbon fiber felt (1-4) of the coating is in a wave shape which is repeatedly folded along the gas flowing direction, and the carbon fiber felt (1-3) is loaded with TiO2The upper part of the carbon fiber felt (1-4) of the coating, the carbon fiber felt (1-3) and the carbon fiber felt loaded with TiO2A cavity is formed between the carbon fiber felts (1-4) of the coating, and a plurality of ultraviolet light sources (1-5) are uniformly distributed in the cavity;
the first air outlet pipe (1-2) is communicated with the second treatment device (2), the end face of the first air outlet pipe (1-2) is located below the liquid level of absorption liquid in the second treatment device (2), the end face of the second air inlet pipe (3-1) is located in the second treatment device (2) and above the liquid level of the absorption liquid, the second treatment device (2) is communicated with the third treatment device (3) through the second air inlet pipe (3-1), the second air inlet pipe (3-1) is located on the upper portion of one side of the third treatment device (3), the second air outlet pipe (3-2) is arranged on the lower portion of the other side of the third treatment device (3), and the gas drying plate (3-3) and the activated carbon adsorption plate (3-4) are sequentially and obliquely arranged in the third treatment device (3) along the gas flowing direction.
2. A chemical laboratory exhaust gas treatment device according to claim 1, characterized in that the first inlet pipe (1-1) is connected to a fan (4).
3. A chemical laboratory exhaust gas treatment device according to claim 1, characterized in that a plurality of gas drying plates (3-3) and a plurality of activated carbon adsorption plates (3-4) are sequentially arranged in the third treatment device (3) in an inclined manner along the gas flow direction.
4. A chemical laboratory exhaust gas treatment device according to claim 3, characterized in that said plurality of gas drying plates (3-3) are spaced apart from each other; gaps are reserved among the plurality of activated carbon adsorption plates (3-4).
5. The chemical laboratory waste gas treatment device according to claim 1, wherein valves are arranged on the first gas inlet pipe (1-1), the first gas outlet pipe (1-2), the second gas inlet pipe (3-1) and the second gas outlet pipe (3-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120126560.7U CN214261280U (en) | 2021-01-18 | 2021-01-18 | Chemistry experiment room exhaust treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120126560.7U CN214261280U (en) | 2021-01-18 | 2021-01-18 | Chemistry experiment room exhaust treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214261280U true CN214261280U (en) | 2021-09-24 |
Family
ID=77763520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120126560.7U Expired - Fee Related CN214261280U (en) | 2021-01-18 | 2021-01-18 | Chemistry experiment room exhaust treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214261280U (en) |
-
2021
- 2021-01-18 CN CN202120126560.7U patent/CN214261280U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210924 |