CN201257313Y - Microwave decompression condensation bromomethane recovering system - Google Patents
Microwave decompression condensation bromomethane recovering system Download PDFInfo
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- CN201257313Y CN201257313Y CNU2008200759750U CN200820075975U CN201257313Y CN 201257313 Y CN201257313 Y CN 201257313Y CN U2008200759750 U CNU2008200759750 U CN U2008200759750U CN 200820075975 U CN200820075975 U CN 200820075975U CN 201257313 Y CN201257313 Y CN 201257313Y
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The utility model relates to a microwave decompression condensed curafume recovery system which comprises a centrifugal blower, an air guide tube, a valve, microwave adsorption and desorption plant, a high-temperature and high-pressure resistance air guide tube, a high-temperature valve, vapor filter plant, a dry vacuum pump, refrigeration plant and a steel bottle, wherein the air outlet of the centrifugal blower and the airinlet of the microwave adsorption and desorption plant are respectively connected with a fumigation bin, the air outlet of the microwave adsorption and desorption plant is connected with the air inlet of the centrifugal blower, the air outlet of the microwave adsorption and desorption plant is connected with the airinlet of the vapor filter plant, and the vent port of the vapor filter plant is connected with the airinlet of the dry vacuum pump; the air outlet of the vapor filter plant is connected with the extract opening of the dry vacuum pump, the air outlet of the dry vacuum pump is connected with the airinlet of the refrigeration plant, and the air outlet of the refrigeration plant is connected with the steel bottle. The system adopts the microwave technique to heat and desorb the curafume adsorbed in active carbon, greatly increases the heating efficiency, improves the desorption effect and can effectively reduce the discharge of the curafume to the environments, and the recovered curafume is renewedly stored in the steel bottle and can be effectively recycled.
Description
Technical field
The utility model relates to goods is carried out after methyl bromide fumigation handles, the recovery system of fumigant Celfume, particularly a kind of goods stifling microwave decompression condensation Celfume recovery system of handling of passing in and out that is used for.
Background technology
Celfume be use at most in stifling in the world at present the processing, fumigant the most widely.Celfume has the characteristic of extensive kill insects, nematode, germ and weeds, but because Celfume has destruction to the ozone layer in the atmosphere, 1992, it was put into the controlled substance list of " about ODS Montreal Protocol book " amendment.For reducing stifling destruction of handling back Celfume discharging, must design a kind of device that effectively Celfume is reclaimed to ozone layer.
Once designed the method that adopts absorption before this and will fumigate the system that the Celfume after the processing reclaims, but this system in implementation process, exists absorption not exclusively, desorb not thoroughly, shortcoming such as the Celfume concentration of recovery is too low.
Summary of the invention
In order to overcome the defective of above-mentioned prior art, the utility model provides a kind of effective Celfume recovery system.This system has solved the recovery problem of Celfume well in conjunction with microwave technology, vacuum technique and condensation technology.
For achieving the above object, technical solution adopted in the utility model is: a kind of microwave decompression condensation Celfume recovery system, it is characterized in that: comprise centrifugal fan, wireway, valve, microwave adsorption-desorption equipment, high temperature high voltage resistant wireway, high-temperature valve, steam filter plant, dry vacuum pump, refrigeration plant and steel cylinder, wherein, the air outlet of described centrifugal fan is connected with stifling storehouse by wireway; The air inlet of described microwave adsorption-desorption equipment is connected with stifling storehouse by valvular wireway is installed; The gas outlet of microwave adsorption-desorption equipment connects and valvular wireway is installed by the high temperature high voltage resistant wireway and is connected with the air inlet of centrifugal fan; The gas outlet of microwave adsorption-desorption equipment also is connected with the air inlet of described steam filter plant by the high temperature high voltage resistant wireway that high-temperature valve is installed; The gas outlet of steam filter plant is connected with the bleeding point of described dry vacuum pump by the high temperature high voltage resistant wireway; The exhaust outlet of dry vacuum pump is connected with the air inlet of described refrigeration plant by the high temperature high voltage resistant wireway; The gas outlet of refrigeration plant is connected with described steel cylinder by the high temperature high voltage resistant wireway.
The beneficial effects of the utility model are: 1, adopt the Celfume that adsorbs in the microwave technology heating desorption active carbon, improved the efficiency of heating surface greatly, improved desorption effect, make that desorb is more thorough, the Celfume rate of recovery is higher; 2, make that by the absorption that repeatedly circulates the methyl bromide gas in the stifling storehouse fully is adsorbed in the active carbon, improved the adsorption rate and the adsorption effect of active carbon; 3, open dry vacuum pump before the desorb air in the microwave adsorption-desorption equipment is extracted out, greatly reduce the content of air in this equipment, thus the danger of exploding when having got rid of high temperature desorb methyl bromide gas; 4, adopt the refrigeration plant condensation to reclaim Celfume and have the recycling step of minimizing, advantages of simple operation; 5, after this recovery system reclaims Celfume, can reduce the discharging of Celfume effectively, and the Celfume that reclaims is stored in again in the steel cylinder and can utilizes effectively again to environment.
Description of drawings
Fig. 1 is the utility model connection diagram and as Figure of abstract.
Fig. 2 is a microwave adsorption-desorption equipment heating cabinet generalized section among Fig. 1.
The specific embodiment
With reference to Fig. 1, the utility model comprises centrifugal fan 1, wireway 3, valve 4 and 6, microwave adsorption-desorption equipment 5, high temperature high voltage resistant wireway 7, high-temperature valve 8, steam filter plant 9, dry vacuum pump 10, refrigeration plant 11 and steel cylinder 12, wherein, the air outlet of centrifugal fan 1 is connected with stifling storehouse 2 by wireway 3; The air inlet of microwave adsorption-desorption equipment 5 is connected with stifling storehouse 2 by the wireway 3 that valve 4 is installed; The gas outlet of microwave adsorption-desorption equipment 5 is by high temperature high voltage resistant wireway 7, is connected with the air inlet of centrifugal fan by the wireway 3 that is connected with high temperature high voltage resistant wireway 7 and valve 6 is installed again; The gas outlet of microwave adsorption-desorption equipment 5 also is connected with the air inlet of described steam filter plant 9 by the high temperature high voltage resistant wireway 7 that high-temperature valve 8 is installed; The gas outlet of steam filter plant 9 is connected with the bleeding point of dry vacuum pump 10 by high temperature high voltage resistant wireway 7; The exhaust outlet of dry vacuum pump 10 is connected with the air inlet of refrigeration plant 11 by high temperature high voltage resistant wireway 7; The gas outlet of refrigeration plant 11 is connected with steel cylinder 12 by high temperature high voltage resistant wireway 7.
Microwave adsorption-desorption equipment 5 adopts vacuum microwave equipment, casing both sides at vacuum microwave equipment have air inlet and gas outlet, refractory ceramics pipe 5.3 is installed in the microwave heating box of vacuum microwave equipment, be filled with active carbon 5.2 for 5.3 li at the refractory ceramics pipe, the air inlet 5.1 at refractory ceramics pipe 5.3 two ends is connected with high temperature high voltage resistant wireway 7 with described wireway 3 respectively with the gas outlet by the air inlet of casing respectively with gas outlet 5.4.Microwave adsorption-desorption equipment adopts ripe vacuum microwave technology and temperature-controlling system, the microwave energy that microwave magnetron goes out is input to microwave heating box through the energy regenerative mouth, active carbon in the heating refractory ceramics pipe, the methyl bromide gas that is adsorbed in the active carbon is desorbed, export temperature data to thermometer and show by being installed in temperature-sensing probe in the earthenware again, after temperature reaches setting value, make microwave stop output by the relay deenergization in the temp controlled meter.
Operating process of the present utility model is: after stifling storehouse 2 stifling processing goods finish, open valve 4 and valve 6, open centrifugal fan 1, Celfume in the stifling storehouse 2 and air gas mixture are extracted out, mist is entered in the microwave adsorption-desorption equipment 5 by wireway 3.Celfume in the mist is by 5.2 absorption of the active carbon in the microwave adsorption-desorption equipment 5, Celfume that is not adsorbed and air gas mixture return in the stifling storehouse 2 by wireway 3, adsorb by microwave adsorption-desorption equipment 5 again, so after the circulation several times, when detecting less than Celfume, close centrifugal fan 1, valve 4 and valve 6 by the Celfume concentration detector in the stifling storehouse 2.Open high-temperature valve 8 and dry vacuum pump 10 this moment, and the air in the microwave adsorption-desorption equipment 5 is extracted out.Start microwave adsorption-desorption equipment 5, steam filter plant 9 and refrigeration plant 11, microwave adsorption-desorption equipment 5 produces the methyl bromide gas of charcoal absorption in the heating using microwave desorb refractory ceramics pipe, the methyl bromide gas that desorbs enters in the refrigeration plant 11 after removing steam through water vapour filter plant 9, refrigeration plant 11 is with the methyl bromide gas condensation liquefaction, liquid bromine methane enters in the steel cylinder 12 and deposits, and finishes the recovery of Celfume.
Claims (2)
1, a kind of microwave decompression condensation Celfume recovery system, it is characterized in that: comprise centrifugal fan (1), wireway (3), valve (4,6), microwave adsorption-desorption equipment (5), high temperature high voltage resistant wireway (7), high-temperature valve (8), steam filter plant (9), dry vacuum pump (10), refrigeration plant (11) and steel cylinder (12), wherein, the air outlet of described centrifugal fan (1) is connected with stifling storehouse (2) by wireway (3); The air inlet of described microwave adsorption-desorption equipment (5) is connected with stifling storehouse (2) by the wireway (3) that valve (4) are installed; The gas outlet of microwave adsorption-desorption equipment (5) is by high temperature high voltage resistant wireway (7), again by being connected with the air inlet of centrifugal fan with wireway (3) that high temperature high voltage resistant wireway (7) is connected and is equipped with valve (6); The gas outlet of microwave adsorption-desorption equipment (5) also is connected with the air inlet of described steam filter plant (9) by the high temperature high voltage resistant wireway (7) that high-temperature valve (8) is installed; The gas outlet of steam filter plant (9) is connected with the bleeding point of described dry vacuum pump (10) by high temperature high voltage resistant wireway (7); The exhaust outlet of dry vacuum pump (10) is connected with the air inlet of described refrigeration plant (11) by high temperature high voltage resistant wireway (7); The gas outlet of refrigeration plant (11) is connected with described steel cylinder (12) by high temperature high voltage resistant wireway (7).
2, microwave decompression condensation Celfume recovery system as claimed in claim 1, it is characterized in that: described microwave adsorption-desorption equipment (5) adopts vacuum microwave equipment, casing both sides at vacuum microwave equipment have air inlet and gas outlet, earthenware (5.3) is installed in vacuum microwave equipment heating cabinet, be filled with active carbon (5.2) in earthenware (5.3) lining, the air inlet (5.1) at earthenware (5.3) two ends is connected with high temperature high voltage resistant wireway (7) with described wireway (3) respectively with the gas outlet by the air inlet of casing respectively with gas outlet (5.4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200759750U CN201257313Y (en) | 2008-08-13 | 2008-08-13 | Microwave decompression condensation bromomethane recovering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200759750U CN201257313Y (en) | 2008-08-13 | 2008-08-13 | Microwave decompression condensation bromomethane recovering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201257313Y true CN201257313Y (en) | 2009-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200759750U Expired - Fee Related CN201257313Y (en) | 2008-08-13 | 2008-08-13 | Microwave decompression condensation bromomethane recovering system |
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| CN (1) | CN201257313Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102792138A (en) * | 2009-12-21 | 2012-11-21 | 因菲康有限公司 | Method and apparatus for determining leaks |
| CN105688593A (en) * | 2015-11-03 | 2016-06-22 | 中国检验检疫科学研究院 | Recycling system and application of fumigant |
-
2008
- 2008-08-13 CN CNU2008200759750U patent/CN201257313Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102792138A (en) * | 2009-12-21 | 2012-11-21 | 因菲康有限公司 | Method and apparatus for determining leaks |
| CN102792138B (en) * | 2009-12-21 | 2015-11-25 | 因菲康有限公司 | Method and apparatus for determining leaks |
| CN105688593A (en) * | 2015-11-03 | 2016-06-22 | 中国检验检疫科学研究院 | Recycling system and application of fumigant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090617 Termination date: 20100813 |