CN205570039U - Desorption device is inhaled to VOCs microwave - Google Patents
Desorption device is inhaled to VOCs microwave Download PDFInfo
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- CN205570039U CN205570039U CN201620355962.3U CN201620355962U CN205570039U CN 205570039 U CN205570039 U CN 205570039U CN 201620355962 U CN201620355962 U CN 201620355962U CN 205570039 U CN205570039 U CN 205570039U
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Abstract
The utility model discloses a desorption device is inhaled to VOCs microwave, including the adsorption bed room, exhaust gas supply line, the purge gas outlet duct, fan and desorption pipeline, the adsorption bed room comprises a plurality of adsorption bed casings, the both ends of a single adsorption bed casing are equipped with air inlet and gas vent respectively, be equipped with the desorption air inlet on the air inlet, the desorption pipeline sets up between desorption air inlet and purge gas outlet duct, the fan sets up on the desorption pipeline, be equipped with branch's pipeline on the air outlet valve, tail gas processing apparatus is connected to branch's pipeline, two are no less than to the quantity of adsorption bed casing on the adsorption bed room, two adjacent adsorption bed casings do not communicate each other, the utility model discloses a parallelly connected adsorption bed room of a plurality of adsorption bed casings, its mainly to single adsorption bed in back at full capacity, need carry out the cycle operation through parallelly connected adsorption bed room to adsorption bed heat up desorption and cooling operation, and according to the gas conditioning demand of difference, select the adsorption bed casing of different quantity to connect, the flexibility of device improves greatly, practical wide range.
Description
Technical field
This utility model relates to the process field of organic exhaust gas, particularly relates to a kind of VOCs microwave adsorption desorption device.
Background technology
VOCs purification treatment technology can be divided into recovery technology and the big class of destruction technology two.Recovery technology is to use selective absorption or selectively penetrating to realize concentration and separation organic pollution by physical method, including adsorbing, absorb, condense and membrance separation etc..Destruction technology is that the method that organic pollution is oxidized to the harmless little molecule such as carbon dioxide and water, including catalysis burning, catalysis oxidation, biological oxidation, low temperature plasma and photochemical catalytic oxidation etc. by oxidation reaction.
Compare destruction technology, certain advantage is there is in recovery technology when processing the dusty gas of big volume low-concentration, dusty gas for big volume low-concentration, if using destruction technology persistently it to be processed, not only inefficiency, and working that to easily cause relevant device aging for a long time, equipment energy consumption is higher；Corresponding traditional adsorbent equipment; owing to its adsorbing material is after absorbing a large amount of pollutant; cleaning work must be carried out; it is thus desirable to equipment is carried out maintenance shut-downs; not only adsorbing material is cleared up during safeguarding; and it is carried out desorption manipulation, after the whole series circulate, could again VOCs gas be processed.
Summary of the invention
For the problem of above-mentioned existence, this utility model purpose is to provide a kind of simple in construction, facilitates seriality to process, and VOCs treatment efficiency is high, the VOCs microwave adsorption desorption device maintained easily.
nullIn order to achieve the above object，The technical solution adopted in the utility model is as follows: a kind of VOCs microwave adsorption desorption device，Including adsorbent bed room、Exhaust inlet pipe、Purify gas escape pipe、Blower fan and desorption pipeline，Described adsorbent bed room is made up of multiple adsorbent bed housings，Single adsorbent bed housing be respectively arranged at two ends with air inlet and air vent，Described air inlet is provided with desorption air inlet，Described exhaust inlet pipe connects air inlet by intake valve，Described purification gas escape pipe connects air vent by air outlet valve，Described desorption pipeline is arranged on desorption air inlet and purifies between gas escape pipe，Described blower fan is arranged on desorption pipeline，Described air outlet valve is provided with branch line，Described branch line connects exhaust gas processing device，On adsorbent bed room, the quantity of adsorbent bed housing is no less than two，Two adjacent adsorbent bed housings do not connect.
As a kind of improvement of the present utility model, the inside of described adsorbent bed housing is provided with microwave magnetron, gas distribution screen and adsorption bed, described microwave magnetron is arranged on the top of housing, described gas distribution sieve plate is arranged on the inlet port of housing, described adsorption bed is evenly distributed in adsorbent bed housing, adsorbent bed housing is the capital equipment that VOCs processes, adsorption bed is heated by itself inside by microwave, it is fast that device originally runs programming rate in start, the thermal efficiency is high, temperature adjusting facilitates sensitive, and when device is safeguarded, it is little that it adds thermal inertia.
As a kind of improvement of the present utility model, described exhaust gas processing device is provided with evacuated tube and connects purification gas escape pipe；Purifying gas escape pipe is the evacuated tube of single unit system, and the dusty gas after desorption is mainly processed by exhaust gas processing device, and treatment effeciency is high, and the gas after process also passes through purification gas escape pipe and empties.
As a kind of improvement of the present utility model, the described gas escape pipe that purifies is provided with flow divider with the junction being desorbed pipeline, during adsorption bed is carried out desorption manipulation, containing substantial amounts of pollutant in gas after desorption, it is therefore desirable to by flow divider, the gas in the adsorbent bed housing of this desorption manipulation is all entered exhaust gas processing device.
Being attached with adsorbing material in adsorption bed of the present utility model, wherein adsorbing material is zeolite molecular sieve or other microwave absorbing property preferable non-flammable adsorbing material of doping polar molecule.
The utility model has the advantage of: this utility model is by the adsorbent bed room of multiple adsorbent bed housings parallel connection, its mainly for single adsorption bed after at full capacity, needing adsorbent bed carries out desorption by heating and cooling operation, adsorbent bed room in parallel is circulated operation；When set of device is operated, another set of device can carry out the operation that is desorbed and lowers the temperature, and the former purified gas that device itself utilizes carries out desorption manipulation, gas is circulated utilization inside device, different adsorbent bed housings is independent of each other in the course of the work, and according to different gas treatment demands, selects the adsorbent bed housing of varying number to be attached, the motility of device is greatly improved, and usage range is wide.
Accompanying drawing explanation
Fig. 1 is device attachment structure sketch of the present utility model；
Fig. 2 is adsorbent bed shell structure sketch of the present utility model.
Wherein, 1, primary adsorption bed housing；2, secondary absorption bed housing；3, three grades of adsorbent bed housings；1-1, one-level intake valve；1-2, one-level air outlet valve；1-3, one-level desorption air valve；2-1, secondary inlet valve；2-2, two grades of air outlet valves；2-3, two grades of desorption air valves；3-1, three grades of intake valves；3-2, three grades of air outlet valves；3-3, three grades of desorption air valves；4, blower fan；5, exhaust inlet pipe；6, purify gas escape pipe；7, it is desorbed pipeline；8, microwave magnetron；9, it is desorbed air inlet；10, air inlet；11, gas distribution screen；12, air vent；13, adsorption bed, 14 exhaust gas processing devices, 15 branch lines, 15-1 one-level branch line, bis-grades of branch lines of 15-2, tri-grades of branch lines of 15-3.
Detailed description of the invention
This utility model is described in further detail by explanation and detailed description of the invention below in conjunction with the accompanying drawings.
Embodiment 1:nullA kind of VOCs microwave adsorption desorption device as illustrated in fig. 1 and 2，Including adsorbent bed room、Exhaust inlet pipe 5、Purify gas escape pipe 6、Blower fan 4 and desorption pipeline 7，Described adsorbent bed room is by multiple adsorbent bed housings 1、2 and 3 are formed，Single adsorbent bed housing 1 or 2 or 3 be respectively arranged at two ends with air inlet 10 and air vent 12，Described air inlet 10 is provided with desorption air inlet 9，Described exhaust inlet pipe 5 is by intake valve 1-1、2-1 or 3-1 connects air inlet 10，Described purification gas escape pipe 6 is by air outlet valve 1-2、2-2 or 3-2 connects air vent 12，Described desorption pipeline 7 is arranged on desorption air inlet 9 and purifies between gas escape pipe 6，Described blower fan 4 is arranged on desorption pipeline 7，Institute air outlet valve 1-2 is provided with branch line 15-1，Air outlet valve 2-2 is provided with branch line 15-2，Air outlet valve 3-2 is provided with branch line 15-3，Branch line 15-1、15-2 and 15-3 connects exhaust gas processing device 14，On adsorbent bed room, the quantity of adsorbent bed housing is no less than two，Two adjacent adsorbent bed housings do not connect.
Embodiment 2:As illustrated in fig. 1 and 2, the inside of adsorbent bed housing 1 or 2 or 3 is provided with microwave magnetron 8, gas distribution screen 11 and adsorption bed 13, described microwave magnetron 8 is arranged on the top of housing, described gas distribution sieve plate 11 is arranged on one end of the air inlet 10 of housing, described adsorption bed 13 is evenly distributed in adsorbent bed housing 1 or 2 or 3, adsorbent bed housing is the capital equipment that VOCs processes, itself internal microwave that passes through adds thermal desorption to adsorption bed 13, it is fast that device originally runs programming rate in start, the thermal efficiency is high, temperature adjusting facilitates sensitive, and when device is safeguarded, it is little that it adds thermal inertia.
Embodiment 3:As illustrated in fig. 1 and 2, exhaust gas processing device 14 is provided with evacuated tube connection and purifies gas escape pipe 6；Purifying gas escape pipe 6 is the evacuated tube of single unit system, and the dusty gas after desorption is mainly processed by exhaust gas processing device 14, and treatment effeciency is high, and the gas after process also passes through purification gas escape pipe 6 and empties.
Embodiment 4:As illustrated in fig. 1 and 2, purify gas escape pipe 6 and be provided with flow divider with the junction being desorbed pipeline 15, during adsorption bed 13 is carried out desorption manipulation, containing substantial amounts of pollutant in gas after desorption, it is therefore desirable to by flow divider, the gas in the adsorbent bed housing 1 or 2 or 3 of this desorption manipulation is all entered exhaust gas processing device 14.
Embodiment 5:As illustrated in fig. 1 and 2, the operational approach of this utility model device is as follows:
1), when device is started working, open one-level intake valve 1-1 and one-level air outlet valve 1-2, close other all valves and branch line, by the adsorption bed 13 in adsorbent bed housing 1, VOCs gas is carried out adsorption operations.
2) when the adsorption bed in adsorbent bed housing 1 at full capacity after, open secondary inlet valve 2-1 and two grades of air outlet valve 2-2, open one-level desorption air valve 1-3, blower fan 4 and microwave magnetron 8 simultaneously, while VOCs being adsorbed by adsorbent bed housing 2, the portion gas purifying gas escape pipe 6 is used as the desorption manipulation in adsorbent bed housing 1, meanwhile open one-level branch line 15-1, being processed by tail gas exhaust gas processing device 14 after desorption, the gas after process empties by purifying gas escape pipe 6.
3) when adsorbent bed housing 2 at full capacity after, after adsorbent bed housing 1 is desorbed and has lowered the temperature, repeat step 1), step 2) operation complete circulate work.
4) when adsorbent bed housing 2 at full capacity after, adsorbent bed housing 1 has been desorbed, but and be not fully complete cooling, open three grades of intake valve 3-1 and three grades of intake valve 3-2, open two grades of desorption air valve 2-3 and blower fan 4 simultaneously, close one-level desorption air valve 1-3, while VOCs being adsorbed by adsorbent bed housing 3, the gas purifying gas escape pipe 6 is used as the desorption manipulation in adsorbent bed housing 2, adsorbent bed housing 1 is carried out cooling down operation, now open two grades of branch line 15-2, close 15-1 and 15-3, tail gas exhaust gas processing device 14 after desorption is processed, gas after process empties by purifying gas escape pipe 6；Repeat step 1), 2) and 4) complete circulation work.
Being only preferred embodiment of the present utility model it should be noted that above-mentioned, be not used for limiting protection domain of the present utility model, the combination in any made on the basis of above-described embodiment or equivalents belong to protection domain of the present utility model.
Claims (4)
1. a VOCs microwave adsorption desorption device, including adsorbent bed room, exhaust inlet pipe, purify gas escape pipe, blower fan and desorption pipeline, it is characterized in that, described adsorbent bed room is made up of multiple adsorbent bed housings, single adsorbent bed housing be respectively arranged at two ends with air inlet and air vent, described air inlet is provided with desorption air inlet, described exhaust inlet pipe connects air inlet by intake valve, described purification gas escape pipe connects air vent by air outlet valve, described desorption pipeline is arranged on desorption air inlet and purifies between gas escape pipe, described blower fan is arranged on desorption pipeline, described air outlet valve is provided with branch line, described branch line connects exhaust gas processing device, on adsorbent bed room, the quantity of adsorbent bed housing is no less than two, two adjacent adsorbent bed housings do not connect.
VOCs microwave adsorption desorption device the most according to claim 1, it is characterized in that, the inside of described adsorbent bed housing is provided with microwave magnetron, gas distribution screen and adsorption bed, described microwave magnetron is arranged on the top of housing, described gas distribution sieve plate is arranged on the inlet port of housing, and described adsorption bed is evenly distributed in adsorbent bed housing.
VOCs microwave adsorption desorption device the most according to claim 1 and 2, it is characterised in that described exhaust gas processing device is provided with evacuated tube and connects purification gas escape pipe.
VOCs microwave adsorption desorption device the most according to claim 1 and 2, it is characterised in that the described gas escape pipe that purifies is provided with flow divider with the junction being desorbed pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620355962.3U CN205570039U (en) | 2016-04-26 | 2016-04-26 | Desorption device is inhaled to VOCs microwave |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620355962.3U CN205570039U (en) | 2016-04-26 | 2016-04-26 | Desorption device is inhaled to VOCs microwave |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108079766A (en) * | 2018-01-30 | 2018-05-29 | 洛阳天宝环保科技有限公司 | A kind of low concentration big flow organic exhaust gas closed loop multistage retracting device and recovery method |
| CN109200749A (en) * | 2018-09-29 | 2019-01-15 | 天津大学 | A kind of temp.-changing adsorption carbon capture system of microwave heating auxiliary desorption process |
| CN110694427A (en) * | 2019-09-30 | 2020-01-17 | 湖南省计量检测研究院 | Hydrogen separation equipment |
-
2016
- 2016-04-26 CN CN201620355962.3U patent/CN205570039U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108079766A (en) * | 2018-01-30 | 2018-05-29 | 洛阳天宝环保科技有限公司 | A kind of low concentration big flow organic exhaust gas closed loop multistage retracting device and recovery method |
| CN109200749A (en) * | 2018-09-29 | 2019-01-15 | 天津大学 | A kind of temp.-changing adsorption carbon capture system of microwave heating auxiliary desorption process |
| CN110694427A (en) * | 2019-09-30 | 2020-01-17 | 湖南省计量检测研究院 | Hydrogen separation equipment |
| CN110694427B (en) * | 2019-09-30 | 2020-06-23 | 湖南省计量检测研究院 | Hydrogen separation equipment |
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