CN209093026U - A kind of organic exhaust gas absorption adsorption/desorption integrated treating device - Google Patents
A kind of organic exhaust gas absorption adsorption/desorption integrated treating device Download PDFInfo
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- CN209093026U CN209093026U CN201821399693.6U CN201821399693U CN209093026U CN 209093026 U CN209093026 U CN 209093026U CN 201821399693 U CN201821399693 U CN 201821399693U CN 209093026 U CN209093026 U CN 209093026U
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Abstract
The utility model discloses a kind of organic exhaust gas in waste gas purification field to absorb adsorption/desorption integrated treating device, including absorbing adsorbing mechanism, the absorption adsorbing mechanism is connected with desorption mechanism, the absorption adsorbing mechanism includes horizontal washing tower, the air inlet of horizontal washing tower controls on-off through valve one, the horizontal washing tower is connected with activated carbon adsorption case and controls on-off through valve two, the activated carbon adsorption case is connected with absorption blower and controls on-off through valve three, and the absorption blower is connected with exhaust tube；The desorption mechanism includes heat exchanger, and the heat exchanger includes room temperature fresh air inlet；It absorbs adsorption process and desorption process circuits sequentially operation, it will not interfere with each other, realize the sustainable regeneration of VOCs treatment process, whole process does not have exhaust gas discharge, and it adsorbs and the effect of desorption gets a promotion, the utility model can be used for the purified treatment of organic exhaust gas.
Description
Technical field
The utility model relates to a kind of emission-control equipment, in particular to a kind of exhaust gas adsorption/desorption device.
Background technique
Currently, disclosing notification number in the prior art are as follows: CN207734791U, date of declaration are as follows: the one of 2018-08-17
Kind organic exhaust gas adsorption desorption purification integrated equipment, is the activated carbon adsorption case of organic exhaust gas air inlet including one end, is connected to
The Uv photodissociation case of the activated carbon adsorption case other end and the air heater that activated carbon adsorption case side is set；The air adds
One end that hot device is not connect with activated carbon adsorption case is air inlet, and the Uv photodissociation case is not connect with activated carbon adsorption case
One end is that organic exhaust gas exports, the interior activated carbon adsorption layer and low efficient filter screen including longitudinal arrangement of the activated carbon adsorption case,
It is longitudinal in the Uv photodissociation case sequentially to arrange Uv fluorescent tube.A kind of organic exhaust gas adsorption desorption purification one provided by the utility model
Body equipment can be effectively reduced activated carbon adsorption desorption energy consumption, improve photooxidation purification efficiency, extend active carbon physical life.
But this device absorption and desorption process clean-up effect it is bad, carry out absorption and desorption process in will appear equipment it
Between interfere with each other and pollute, affect using effect.
Utility model content
The purpose of the utility model is to provide a kind of organic exhaust gas to absorb adsorption/desorption integrated treating device, adsorbed
Journey and desorption process circuit sequentially operation, will not interfere with each other, and realize the sustainable regeneration of VOCs treatment process, entirely
Process does not have exhaust gas discharge, and the effect adsorbed and be desorbed gets a promotion.
To achieve the above object, the utility model provides a kind of organic exhaust gas absorption adsorption/desorption integrated treating device,
Including absorbing adsorbing mechanism, the absorption adsorbing mechanism is connected with desorption mechanism, and the absorption adsorbing mechanism includes horizontal washing
The air inlet of tower, horizontal washing tower controls on-off through valve one, and the horizontal washing tower is connected with activated carbon adsorption case and through valve
Door two control on-off, the activated carbon adsorption case with absorption blower be connected and through valve three control on-off, the absorption blower and
Exhaust tube is connected；The desorption mechanism includes heat exchanger, and the heat exchanger includes room temperature fresh air inlet, the heat exchanger
Medium temperature Fresh air vent is connected through desorption blower with heater, and the heater is connected with activated carbon adsorption case and through valve four
On-off is controlled, the high-temp waste gas entrance of the heat exchanger is connected with activated carbon adsorption case and controls on-off, heat exchanger through valve five
Medium temperature waste gas outlet be connected with horizontal washing tower and control on-off through valve six, the horizontal washing tower sets with photochemical catalytic oxidation
Standby air inlet is connected and controls on-off through valve seven, and the gas outlet of the photochemical catalytic oxidation equipment is connected with exhaust tube.
When work, under adsorbed state, valve one, valve two, valve three are in open state, valve four, valve five, valve six
And valve seven is in closed state, absorption blower is in open state, and desorption blower is in closed state, the purple of photochemical catalytic oxidation equipment
Outer lamp is in closed state, and organic exhaust gas passes through valve one first and pre-processed into horizontal washing tower, and treated, and exhaust gas is logical
It crosses valve two and enters activated carbon adsorption case, the pollutant in exhaust gas is adsorbed in activated carbon capillary, and clean gas passes through valve
Three are discharged through absorption blower from exhaust tube；
Under detachment status, valve one, valve two, valve three are in closed state, valve four, valve five, valve six and valve
Door seven is in open state, and absorption blower is in closed state, and desorption blower is in open state, and the ultraviolet lamp of photochemical catalytic oxidation equipment is in
Open state, after activated carbon adsorption case adsorption saturation, fresh air enters heat exchanger through room temperature fresh air inlet, absorbs and changes
Enter the import of desorption blower after hot device internal heat through medium temperature Fresh air vent, medium temperature fresh air goes out from desorption blower
Mouth becomes hot-air after entering heater, and hot-air is passed through activated carbon adsorption case by valve four and is desorbed, and hot-air will be dirty
Dye object is taken away, and successively enters heat exchanger by valve five and high-temp waste gas entrance, a part of heat of high-temp waste gas is inhaled by heat exchanger
It receives, realizes recycling for hot-air, exhaust gas successively passes through medium temperature waste gas outlet and valve six enters horizontal washing tower, exhaust gas
In some of the contaminants absorbed by horizontal washing tower after by valve seven enter photochemical catalytic oxidation equipment, when photochemical catalytic oxidation material
After being greater than the ultraviolet lamp photon irradiation of forbidden bandwidth energy, electronics transits to conduction band from valence band, produces electron-hole
Right, electronics has reproducibility, and hole has oxidisability, and generation is reacted with-the OH of oxide semiconductor nanoparticle surface in hole
The very high OH free radical of oxidisability, active OH free radical can be oxidized to organic compounds the inorganic matters such as CO2 and H2O, clean
Net gas is discharged into atmosphere by exhaust tube.
Compared with prior art, the beneficial effects of the utility model are, are inhaled using independent operating, non-interfering absorption
Random structure and desorption mechanism, absorb adsorption process and desorption process circuit sequentially operation, realize VOCs treatment process
Sustainable regeneration, whole process do not have in the atmosphere of exhaust gas discharge；And heat portion consumed by during regenerating active carbon
Divide the internal heat that heat exchanger generates in desorption apparatus, no longer additionally increases energy consumption, realize energy conservation and environmental protection；Absorb absorption
In the process, exhaust gas obtains effective adsorption cleaning by scrubbing tower and activated carbon adsorption device, in desorption process, in active carbon
Pollutant obtain the inorganic matters such as CO2 and H2O and clean gas after scrubbing tower and photochemical catalytic oxidation equipment are effectively handled,
Can direct emission, clean-up effect more preferably, do not pollute the environment, and the utility model can be used for the purified treatment of organic exhaust gas.
It is provided with spray washing layer and demisting layer in the horizontal washing tower as a further improvement of the utility model,
The water mist that the spray washing layer is taken out of is trapped through demisting layer, and such organic exhaust gas flows through spray washing layer, and (gas liquid contact is anti-
The medium answered), the medical fluid (cleaning solution) for flowing exhaust gas with filler surface in spray washing layer comes into full contact with, to adsorb in exhaust gas
Some of the contaminants then flow through demisting layer, the water mist in exhaust gas are trapped, so that organic exhaust gas is effectively pre-processed, into one
Step promotes the subsequent processing effect of exhaust gas.
It is provided with temperature sensor one on the activated carbon adsorption case as a further improvement of the utility model, in this way
The air themperature in heater is detected by temperature sensor one, when temperature reaches 150 DEG C, heater stops heating, can be with
It is energy saving in the case where ensuring that hot air temperature is enough to take away pollutant from contaminated active carbon, avoid heater into
Row is heated without limitation, causes the waste of the energy.
Temperature sensor two is set on the heater as a further improvement of the utility model, passes through temperature in this way
Sensor two detects the air themperature being passed through in activated carbon adsorption case, and when temperature is lower than 100 DEG C, heater restarting is heated,
It may insure that the hot air temperature being sent into activated carbon adsorption case is enough to take away the pollutant in active carbon in this way, avoid temperature
It is too low, influence the desorption treatment effect of active carbon.
The valve one, valve two, valve three, valve four, valve five, valve as a further improvement of the utility model,
Door six and valve seven are electric butterfly valve, can be not easy in pipeline with the flow of lift gas between tubes, pollutant in this way
Deposition avoids influencing circulation effect, flexible and convenient operation.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Wherein, 1 valve one, 2 horizontal washing towers, 3 demisting layers, 4 valves seven, 5 valves two, 6 photochemical catalytic oxidation equipment, 7 temperature
Degree sensor two, 8 valves four, 9 valves three, 10 exhaust tubes, 11 valves six, 12 spray washing layers, 13 room temperature fresh air inlets,
14 heat exchangers, 15 valves five, 16 activated carbon adsorption casees, 17 temperature sensors one, 18 heaters, 19 desorption blowers, 20 absorption wind
Machine.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing:
A kind of organic exhaust gas as shown in Figure 1 absorbs adsorption/desorption integrated treating device, including absorbs adsorbing mechanism, absorbs
Adsorbing mechanism is connected with desorption mechanism, and absorbing adsorbing mechanism includes horizontal washing tower 2, and the air inlet of horizontal washing tower 2 is through valve
One 1 control on-off, horizontal washing tower 2 are connected with activated carbon adsorption case 16 and control on-off, activated carbon adsorption case 16 through valve 25
It is connected with absorption blower 20 and controls on-off through valve 39, absorption blower 20 is connected with exhaust tube 10；It includes heat exchange that mechanism, which is desorbed,
Device 1, heat exchanger 1 include room temperature fresh air inlet 13, and the medium temperature Fresh air vent of heat exchanger 1 is through desorption blower 19 and heating
Device 18 is connected, and heater 18 is connected with activated carbon adsorption case 16 and controls on-off through valve 48, and the high-temp waste gas of heat exchanger 1 enters
Mouth is connected with activated carbon adsorption case 16 and controls on-off, the medium temperature waste gas outlet and horizontal washing tower 2 of heat exchanger 1 through valve 5 15
It is connected and controls on-off through valve 6 11, horizontal washing tower 2 is connected with the air inlet of photochemical catalytic oxidation equipment 6 and through valve 74
On-off is controlled, the gas outlet of photochemical catalytic oxidation equipment 6 is connected with exhaust tube 10；Spray washing layer is provided in horizontal washing tower 2
12 and demisting layer 3, the water mist that spray washing layer 12 is taken out of is trapped through demisting layer 3；Temperature biography is provided on activated carbon adsorption case 16
Sensor 1；Temperature sensor 27 is set on heater 18；Valve 1, valve 25, valve 39, valve 48, valve five
15, valve 6 11 and valve 74 are electric butterfly valve.
When work, under adsorbed state, valve 1, valve 25, valve 39 are in open state, valve 48, valve 5 15,
Valve 6 11 and valve 74 are in closed state, and absorption blower 20 is in open state, and desorption blower 19 is in closed state, and light is urged
The ultraviolet lamp for changing oxidation furnaces 6 is in closed state, and organic exhaust gas port valve door 1 first is pre-processed into horizontal washing tower 2,
Spray washing layer 12 in horizontal washing tower 2 (medium of gas liquid contact reaction) is flowed through, makes to fill out in exhaust gas and spray washing layer 12
The medical fluid (cleaning solution) of material surface flow comes into full contact with, and to adsorb some of the contaminants in exhaust gas, then flows through demisting layer 3, traps
Water mist in exhaust gas, treated, and exhaust gas passes through the entrance activated carbon adsorption case 16 of valve 25, and the pollutant in exhaust gas is adsorbed to
In activated carbon capillary, clean gas is discharged through absorption blower 20 from exhaust tube 10 by valve 39；
Under detachment status, valve 1, valve 25, valve 39 are in closed state, valve 48, valve 5 15, valve six
11 and valve 74 it is in open state, absorption blower 20 it is in closed state, desorption blower 19 it is in open state, photochemical catalytic oxidation
The ultraviolet lamp of equipment 6 is in open state, and after 16 adsorption saturation of activated carbon adsorption case, fresh air is through room temperature fresh air inlet 13
Into heat exchanger 1, absorbs and enter desorption 19 import of blower, medium temperature through medium temperature Fresh air vent after 1 internal heat of heat exchanger
Fresh air enters after heater 18 from the outlet of desorption blower 19 becomes hot-air, and temperature is monitored by temperature sensor 1, when
After temperature reaches 150 DEG C, heater 187 stops heating.Hot-air is passed through activated carbon adsorption case 16 through valve 48 and is desorbed,
Temperature is monitored by temperature sensor 27, and after temperature reaches 100 DEG C, the starting heating of heater 18, hot-air is by pollutant band
It walks, successively enters heat exchanger 1 by valve 5 15 and high-temp waste gas entrance, a part of heat of high-temp waste gas is absorbed by heat exchanger 1,
Recycling for hot-air is realized, exhaust gas successively passes through medium temperature waste gas outlet and valve 6 11 enters horizontal washing tower 2, exhaust gas
In some of the contaminants by horizontal washing tower 2 absorb after by valve 74 enter photochemical catalytic oxidation equipment 6, worked as photochemical catalytic oxidation
After material is by the ultraviolet lamp photon irradiation of forbidden bandwidth energy is greater than, electronics transits to conduction band from valence band, produces electronics-sky
Cave pair, electronics have reproducibility, and hole has oxidisability, and life is reacted with-the OH of oxide semiconductor nanoparticle surface in hole
At the very high OH free radical of oxidisability, active OH free radical can be oxidized to organic compounds the inorganic matters such as CO2 and H2O,
Clean gas is discharged into atmosphere by exhaust tube 10.
The utility model is not limited to the above embodiment, on the basis of the technical solution of the disclosure, the technology of this field
According to disclosed technology contents, some of which technical characteristic can be made personnel by not needing creative labor
Replacement and deformation, these replacements and deformation are within the protection scope of the present utility model.
Claims (5)
1. a kind of organic exhaust gas absorbs adsorption/desorption integrated treating device, including absorbs adsorbing mechanism, the absorption adsorbing mechanism
Mechanism is connected with desorption, it is characterised in that: the absorption adsorbing mechanism includes horizontal washing tower, the air inlet of horizontal washing tower
On-off is controlled through valve one, the horizontal washing tower is connected with activated carbon adsorption case and controls on-off, the activity through valve two
Charcoal adsorption box is connected with absorption blower and controls on-off through valve three, and the absorption blower is connected with exhaust tube；
The desorption mechanism includes heat exchanger, and the heat exchanger includes room temperature fresh air inlet, and the medium temperature of the heat exchanger is new
Fresh air outlet slit is connected through desorption blower with heater, and the heater is connected with activated carbon adsorption case and controls through valve four logical
Disconnected, the high-temp waste gas entrance of the heat exchanger is connected with activated carbon adsorption case and controls on-off, the medium temperature of heat exchanger through valve five
Waste gas outlet is connected with horizontal washing tower and controls on-off through valve six, the horizontal washing tower and photochemical catalytic oxidation equipment into
Port is connected and controls on-off through valve seven, and the gas outlet of the photochemical catalytic oxidation equipment is connected with exhaust tube.
2. a kind of organic exhaust gas according to claim 1 absorbs adsorption/desorption integrated treating device, it is characterised in that: described
Spray washing layer and demisting layer are provided in horizontal washing tower, the water mist that the spray washing layer is taken out of is trapped through demisting layer.
3. a kind of organic exhaust gas according to claim 1 or 2 absorbs adsorption/desorption integrated treating device, it is characterised in that:
Temperature sensor one is provided on the activated carbon adsorption case.
4. a kind of organic exhaust gas according to claim 1 or 2 absorbs adsorption/desorption integrated treating device, it is characterised in that:
Temperature sensor two is set on the heater.
5. a kind of organic exhaust gas according to claim 1 or 2 absorbs adsorption/desorption integrated treating device, it is characterised in that:
The valve one, valve two, valve three, valve four, valve five, valve six and valve seven are electric butterfly valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821399693.6U CN209093026U (en) | 2018-08-29 | 2018-08-29 | A kind of organic exhaust gas absorption adsorption/desorption integrated treating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821399693.6U CN209093026U (en) | 2018-08-29 | 2018-08-29 | A kind of organic exhaust gas absorption adsorption/desorption integrated treating device |
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| CN209093026U true CN209093026U (en) | 2019-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821399693.6U Active CN209093026U (en) | 2018-08-29 | 2018-08-29 | A kind of organic exhaust gas absorption adsorption/desorption integrated treating device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113648787A (en) * | 2021-09-16 | 2021-11-16 | 广州市帝东环保科技有限公司 | Fluidized bed device for recycling large-air-volume low-concentration VOCs tail gas |
| GB2596086A (en) * | 2020-06-16 | 2021-12-22 | Dyson Technology Ltd | Air treatment |
-
2018
- 2018-08-29 CN CN201821399693.6U patent/CN209093026U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2596086A (en) * | 2020-06-16 | 2021-12-22 | Dyson Technology Ltd | Air treatment |
| CN113648787A (en) * | 2021-09-16 | 2021-11-16 | 广州市帝东环保科技有限公司 | Fluidized bed device for recycling large-air-volume low-concentration VOCs tail gas |
| CN113648787B (en) * | 2021-09-16 | 2024-04-30 | 广州市帝东环保科技有限公司 | Fluidized bed device for recycling tail gas of high-air-volume low-concentration VOCs |
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