CN220834792U - Movable renewable waste gas purifier - Google Patents
Movable renewable waste gas purifier Download PDFInfo
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- CN220834792U CN220834792U CN202322529357.6U CN202322529357U CN220834792U CN 220834792 U CN220834792 U CN 220834792U CN 202322529357 U CN202322529357 U CN 202322529357U CN 220834792 U CN220834792 U CN 220834792U
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- adsorbent
- way valve
- renewable
- flange
- exhaust gas
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- 239000002912 waste gas Substances 0.000 title abstract description 26
- 239000003463 adsorbent Substances 0.000 claims abstract description 43
- 238000010521 absorption reaction Methods 0.000 claims abstract description 19
- 239000010453 quartz Substances 0.000 claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 35
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 238000004887 air purification Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 claims description 8
- 239000012494 Quartz wool Substances 0.000 claims description 7
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 7
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 abstract description 10
- 239000007789 gas Substances 0.000 description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 16
- 229910052760 oxygen Inorganic materials 0.000 description 16
- 239000001301 oxygen Substances 0.000 description 16
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 10
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 10
- 238000000354 decomposition reaction Methods 0.000 description 10
- 238000001179 sorption measurement Methods 0.000 description 10
- 238000000746 purification Methods 0.000 description 9
- 239000002250 absorbent Substances 0.000 description 6
- 230000002745 absorbent Effects 0.000 description 6
- 238000003795 desorption Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 239000002585 base Substances 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000004064 recycling Methods 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000010815 organic waste Substances 0.000 description 4
- 238000006864 oxidative decomposition reaction Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000000440 bentonite Substances 0.000 description 2
- 229910000278 bentonite Inorganic materials 0.000 description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 206010010071 Coma Diseases 0.000 description 1
- 206010010904 Convulsion Diseases 0.000 description 1
- 206010019233 Headaches Diseases 0.000 description 1
- 206010028813 Nausea Diseases 0.000 description 1
- 206010047700 Vomiting Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 210000000133 brain stem Anatomy 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 231100000861 limb weakness Toxicity 0.000 description 1
- 208000027905 limb weakness Diseases 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008693 nausea Effects 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008673 vomiting Effects 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to a movable renewable waste gas purifier, wherein a pair of through holes are formed in the upper and lower parts of a microwave oven (11), an air purifying pipe (13) is arranged in the pair of through holes, a first flange (4) and a second flange (9) are respectively fixedly arranged at the upper and lower ends of the air purifying pipe (13), an upper quartz cotton (6), an adsorbent (7) and a lower quartz cotton (8) are sequentially filled in the air purifying pipe (13) from top to bottom, the upper quartz cotton (6) and the lower quartz cotton (8) are limited by a quartz supporting pipe (5), the first flange (4) is connected with a fan (1) through a pipeline, a first three-way valve (2) and a second three-way valve (3) are arranged on the pipeline between the first flange (4) and the fan (1), and the first three-way valve (2) and the second three-way valve (3) are respectively connected with an absorption bottle (10) through pipelines.
Description
Technical Field
The utility model relates to a purifier, in particular to a movable renewable waste gas purifier.
Background
Various types of volatile organic waste gases (VOCs) are often used, stored and generated in laboratories, pharmaceutical, and dispersed small rubber or plastic warehouses at universities and research institutes. These volatile organic waste gases can harm the liver, kidneys, brain and nervous system of a person. When the concentration of VOCs in the room exceeds a certain limit, people feel headache, nausea, vomiting and limb weakness in a short time, and convulsion, coma and hypomnesis can occur in severe cases. If the air purifier with the activated carbon is simply used, the adsorption capacity of the air purifier is limited, the activated carbon needs to be replaced frequently, the air purifier is not very convenient to use and has high cost, and in order to eliminate the influence of indoor VOCs on people, a new laboratory mostly adopts a fresh air system, and the air purifier has the capacity of purifying air and can well solve the problem of laboratory air pollution. However, the system is expensive and complex to install, and is only suitable for the whole large-scale reconstruction engineering of a new laboratory or an old laboratory. At present, a large number of laboratories which are already established but lack an exhaust gas purification system are still in use, and a plurality of laboratory workers still suffer from serious VOCs pollution, so that the physical health of the laboratory workers is seriously affected.
At present, the utility model of patent number CN204672137U discloses a gas purification device, includes air inlet, air purification district and gas outlet in proper order, the air purification district include gas mixing district, coarse particle filter layer, purification portion, catalyst layer, gas conveying portion and gas outlet, the air purification district still be provided with reserve purification portion and gas purification monitoring devices, purification portion and reserve purification portion be provided with renewable purifier. The gas purifying device provided by the utility model is provided with the renewable purifying part, the standby purifying part and the gas purifying monitoring device, and can meet the uninterrupted use of air purification, and has the advantages of simple structure and convenience in operation. However, the patent is mainly used for dealing with household environments, and the adsorbent mainly used is a porous alumina particle-containing layer or a porous bentonite particle-containing layer or a porous molecular sieve particle-containing layer, and although the adsorbent can effectively adsorb the exhaust gas of VOCs, the purifying part must be removed for regeneration, and the adsorbent still needs to be replaced frequently, so that the adsorbent is not very convenient to use.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides the movable renewable waste gas purifier which can be conveniently moved and deployed, effectively eliminates VOCs waste gas, can automatically regenerate active carbon, and can effectively reduce equipment maintenance requirements and use cost.
In order to achieve the purpose, the movable renewable waste gas purifier comprises a fan, a first three-way valve, a second three-way valve, a first flange, a quartz supporting tube, upper quartz cotton, an adsorbent, lower quartz cotton, a second flange, an absorption bottle, a microwave oven and a base, wherein the base is arranged at the lower part of the microwave oven, a pair of through holes are formed in the microwave oven up and down, an air purifying pipe is arranged in the through holes, the upper end and the lower end of the air purifying pipe are respectively fixedly provided with the first flange and the second flange, the upper quartz cotton, the adsorbent and the lower quartz cotton are sequentially filled in the air purifying pipe from top to bottom, the upper quartz cotton and the lower quartz cotton are limited by the quartz supporting tube, the first flange is connected with the fan through a pipeline, the first three-way valve and the second three-way valve are arranged on the pipeline between the first flange and the fan, the first three-way valve and the second three-way valve are connected with the absorption bottle through the pipeline, and the fan is arranged in the downwind direction of the adsorbent.
In addition, the portable renewable exhaust gas purifier according to the above embodiment of the present utility model may further have the following additional technical features:
Further, the adsorbent adopts an activated carbon adsorbent impregnated with cerium oxide.
Further, the absorption bottle is internally provided with absorption liquid, and the absorption liquid adopts sodium hydroxide solution, potassium hydroxide solution or calcium hydroxide solution.
Furthermore, the phenolphthalein indicator is dripped into the absorption liquid in the absorption bottle.
Further, the adsorbent is entirely in the microwave oven.
Further, the base is provided with universal wheels.
By means of the scheme, the utility model has at least the following advantages: compared with a conventional air purifier, the active carbon surface is impregnated with cerium oxide, so that VOCs waste gas in the air is effectively purified, and meanwhile, the adsorbent in the air purifying pipe is heated by a microwave oven, and the active carbon in the adsorbent can absorb microwaves to convert microwave energy into heat energy for desorption and decomposition of the waste gas; ceO2 has oxygen storage and release functions, oxygen released by CeO2 can promote the oxidative decomposition of waste gas during microwave heating decomposition, and oxygen in air can recover CeO2 during adsorption. The recycling of the adsorbent is realized, the utilization rate of the adsorbent bed is increased, VOCs waste gas can be effectively eliminated, the activated carbon can be automatically regenerated, and the equipment maintenance requirement and the use cost can be effectively reduced.
Drawings
FIG. 1 is a schematic structural view of a mobile renewable exhaust gas purifier;
In the figure: 1. fan, 2, three-way valve one, 3, three-way valve two, 4, flange one, 5, quartz stay tube, 6, upper portion quartz wool, 7, adsorbent, 8, lower portion quartz wool, 9, flange two, 10, absorption bottle, 11, microwave oven, 12, base, 13, air purification pipe.
Detailed Description
With the gradual development of building specifications, new laboratories, medicine rooms and scattered small rubber or plastic product warehouses of new universities and research institutes are all provided with fresh air systems, so that various volatile organic waste gases in air can be effectively purified, and the old laboratories, medicine rooms and scattered small rubber or plastic product warehouses are not provided with corresponding purification systems, so that the health of personnel can be seriously influenced. Although the existing air purifier can purify pollutants, the adsorption capacity of the air purifier is limited, the activated carbon needs to be replaced frequently, and the air purifier is not very convenient to use and has high cost.
A mobile renewable exhaust gas purifier according to an embodiment of the present utility model is described below with reference to the accompanying drawings.
In the first embodiment of the present application, as shown in fig. 1, the movable type renewable exhaust gas purifier is impregnated with cerium oxide on the surface of activated carbon in an air purifying pipe 13, wherein the activated carbon plays an adsorption role, and the activated carbon can absorb microwaves to convert microwave energy into heat energy for desorption and decomposition of exhaust gas; ceO2 (cerium oxide) has the functions of oxygen storage and oxygen release, and after the activated carbon is heated by microwaves, the CeO2 can be decomposed by heat, so that the released oxygen can promote the oxidative decomposition of waste gas, and the CeO2 can be recovered by the oxygen in the air during adsorption. And further enables the repeated use of the adsorbent 7. The use cost can be effectively saved, and the service life can be prolonged.
A gas purifying apparatus of the utility model No. CN204672137U (hereinafter referred to simply as "the patent"), but the patent is mainly used for coping with home environments, the adsorbent mainly used is a porous alumina-containing particle layer or a porous bentonite particle layer or a porous molecular sieve particle layer, although the purifying part can be removed for regeneration, the purifying part still needs to be replaced frequently, and the use is not convenient, while the patent effectively purifies the VOCs waste gas in the air by impregnating cerium oxide on the surface of the activated carbon, and at the same time, the adsorbent in the air purifying pipe is heated by a microwave oven, and the activated carbon in the adsorbent can absorb microwaves to convert the microwave energy into heat energy for desorption and decomposition of the waste gas; ceO2 has oxygen storage and release functions, oxygen released by CeO2 can promote the oxidative decomposition of waste gas during microwave heating decomposition, and oxygen in air can recover CeO2 during adsorption. The recycling of the adsorbent is realized, the utilization rate of the adsorbent bed is increased, VOCs waste gas can be effectively eliminated, the activated carbon can be automatically regenerated, and the equipment maintenance requirement and the use cost can be effectively reduced.
The second embodiment is the same as the first embodiment in other structures, and the only difference is that the absorption liquid in the absorption bottle 10 is sodium hydroxide solution, potassium hydroxide solution or calcium hydroxide solution, and the alkaline solution can absorb acidic substances in the exhaust gas, so that the air is harmless, and finally clean gas is discharged.
In order to further optimize the working efficiency of the present application, in an additional feature of the present application, in order to allow an operator to know whether the absorbent in the absorbent bottle 10 is available, the phenolphthalein indicator is dropped into the absorbent in the absorbent bottle 10, and after the alkalinity of the absorbent is reduced, the phenolphthalein becomes colorless, indicating that the absorbent needs to be replaced. In order to enable the adsorbent 7 to be regenerated better, the adsorbent 7 is entirely inside the microwave oven 11, so that the energy of the microwave oven 11 can be applied to the entire adsorbent 7. To facilitate movement, the base 12 is provided with universal wheels.
When in use, the movable renewable waste gas purifier is installed and connected with corresponding pipelines, and the absorption liquid is filled, so that the equipment can be put into use.
When the utility model is used, the concrete work is as follows:
(a) And (5) adsorption. The fan 1 is started to suck the indoor waste gas into the air purifying pipe 13, the adsorption bed in the air purifying pipe 13 is the activated carbon adsorbent 7 impregnated with CeO2, and the pollutants in the air are adsorbed and captured by the adsorbent 7 in the adsorption bed. The upper and lower ends of the air purifying tube 13 are provided with quartz wool which can filter impurities and fix the adsorbent 7.
(B) And (5) desorption and decomposition. After the adsorbent 7 is adsorbed and saturated, the air inlets of the fan 1 and the air purifying pipe 13 are closed, the combustion of the adsorbent 7 caused by excessive oxygen is avoided, the microwave oven 11 is started for heating, the adsorbent 7 is quickly heated, and the adsorbed pollutants are decomposed and desorbed. The small amount of oxygen in the air cleaning pipe 13 and the small amount of oxygen released in CeO2 facilitate the decomposition of the pollutants into CO2.
(C) And (5) desorbing and decomposing waste gas for purification. After the desorption is completed, the flow of the air inlet valve is regulated, the fan 1 is started, so that waste gas generated by decomposition slowly enters the absorption bottle 10, acid waste gas is absorbed by alkali liquor, and finally clean gas is discharged through the fan 1.
In summary, according to the mobile renewable waste gas purifier provided by the embodiment of the utility model, the VOCs waste gas in the air is effectively purified by impregnating the surface of the active carbon with cerium oxide, and meanwhile, the adsorbent in the air purifying pipe is heated by the microwave oven, so that the active carbon in the adsorbent can absorb microwaves to convert microwave energy into heat energy for desorption and decomposition of the waste gas; ceO2 has oxygen storage and release functions, oxygen released by CeO2 can promote the oxidative decomposition of waste gas during microwave heating decomposition, and oxygen in air can recover CeO2 during adsorption. The adsorbent recycling device has the advantages that the adsorbent recycling device can realize the repeated utilization of the adsorbent, the utilization rate of the adsorbent bed is increased, VOCs waste gas can be effectively eliminated, the activated carbon can be automatically regenerated, the equipment maintenance requirement and the use cost can be effectively reduced, the adsorbent recycling device has the characteristics of simple structure, low cost, quick deployment and maintenance-free performance, and can effectively treat various volatile organic waste gases in old laboratories, medicine rooms and dispersed small rubber or plastic product warehouses.
While embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.
Claims (6)
1. The utility model provides a portable renewable exhaust gas purifier, includes fan (1) and base (12), microwave oven (11) lower part is equipped with base (12), its characterized in that, microwave oven (11) set up from top to bottom and to the through-hole, install air purification pipe (13) to the through-hole in, air purification pipe (13) upper and lower extreme respectively fixed mounting flange one (4) and flange two (9), fill upper portion quartz wool (6) from top to bottom in air purification pipe (13) in proper order, adsorbent (7) and lower part quartz wool (8), upper portion quartz wool (6) and lower part quartz wool (8) are spacing by quartz stay tube (5), flange one (4) are equipped with three-way valve one (2) and three-way valve two (3) on the pipeline between flange one (4) and fan (1), three-way valve one (2) and three-way valve two (3) are respectively through pipeline connection absorption bottle (10), fan (1) arranges the downwind of adsorbent (7) in.
2. The mobile renewable exhaust gas purifier according to claim 1, wherein the adsorbent (7) is an activated carbon adsorbent impregnated with cerium oxide.
3. The portable renewable exhaust gas purifier according to claim 2, wherein the absorption bottle (10) is internally provided with an absorption liquid, and the absorption liquid is sodium hydroxide solution, potassium hydroxide solution or calcium hydroxide solution.
4. The portable renewable exhaust gas purifier according to claim 1, wherein the phenolphthalein indicator is dripped into the absorption liquid in the absorption bottle (10).
5. A mobile renewable exhaust gas purifier according to claim 1, characterized in that the adsorbent (7) is entirely located in the microwave oven (11).
6. The mobile renewable exhaust gas cleaner according to claim 1, wherein the base (12) is equipped with universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322529357.6U CN220834792U (en) | 2023-09-18 | 2023-09-18 | Movable renewable waste gas purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322529357.6U CN220834792U (en) | 2023-09-18 | 2023-09-18 | Movable renewable waste gas purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220834792U true CN220834792U (en) | 2024-04-26 |
Family
ID=90748722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322529357.6U Active CN220834792U (en) | 2023-09-18 | 2023-09-18 | Movable renewable waste gas purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220834792U (en) |
-
2023
- 2023-09-18 CN CN202322529357.6U patent/CN220834792U/en active Active
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