CN218853897U - VOC (volatile organic compound) for treatment without open fire S Adsorption carbonization regeneration device - Google Patents
VOC (volatile organic compound) for treatment without open fire S Adsorption carbonization regeneration device Download PDFInfo
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- CN218853897U CN218853897U CN202223544726.0U CN202223544726U CN218853897U CN 218853897 U CN218853897 U CN 218853897U CN 202223544726 U CN202223544726 U CN 202223544726U CN 218853897 U CN218853897 U CN 218853897U
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Abstract
The utility model discloses a no naked light handles VOC S The adsorption carbonization regeneration device comprises a ceramsite adsorption box, a carbonization furnace and an exhaust device; the ceramsite adsorption tanks comprise at least two ceramsite adsorption tanks which are arranged in parallel; the inlet end of each ceramsite adsorption box is respectively provided with a tail gas inlet, and the outlet end of each ceramsite adsorption box is respectively provided with an exhaust port; a saturated gas inlet is formed in the bottom of the carbonization furnace, and a carbonized gas outlet is formed in the top of the carbonization furnace; the exhaust port of each ceramsite adsorption box and the carbonThe gas outlets are respectively communicated with the exhaust devices; a saturated gas inlet at the bottom of the carbonization furnace and the inlet end of each ceramsite adsorption box are respectively provided with a desorption tube; and a carbonized gas outlet of the carbonization furnace and the outlet end of each ceramsite adsorption box are respectively provided with a purging pipe. The utility model is used for handle VOC in the industrial waste gas S The whole process has no open fire treatment, no potential safety hazard, small equipment investment and low treatment cost.
Description
Technical Field
The utility model relates to a VOC S The technical field of treatment equipment, in particular to a VOC (volatile organic compound) without open fire treatment S The adsorption carbonization regeneration device.
Background
Generally, volatile Organic Compounds (VOCs) S ) Is a general term for organic pollutants in industrial waste gas, and mainly is an organic mixture of low-boiling-point and volatile solvents such as gasoline, ethyl acetate and the like. And most Volatile Organic Compounds (VOCs) S ) Is an offensive odor and is harmful to the human body.
Volatile Organic Compounds (VOCs) S ) Including organic solvents used in chemical processes, carbon chlorides used as sprays or refrigerants, volatile oils or compounds derived therefrom, compounds of benzene contained in tobacco, automobile soot, etc., formaldehyde as a raw material for building materials, paints, adhesives, etc., and the like.
Volatile Organic Compounds (VOCs) S ) Can cause leukemia, central nervous system diseases, chromosome abnormality and the like, can also cause haze weather and the like, and has great harm to the life, physical and mental health of people, and VOC S Is one of the leading factors for PM2.5 generation. Thus, VOC can be prevented and controlled S Has reached an untimely pace.
At present, to VOC S The treatment (2) is generally carried out by high-temperature incineration. However, this treatment mode is to remove VOC from the exhaust gas S When the concentration is low, the treatment difficulty is high, and the energy consumption is high. In addition, the treatment method adopts open fire, has great potential safety hazard and is easy to cause secondary pollution.
Disclosure of Invention
The utility model aims to solve the technical problem that: aiming at the defects in the prior art, the VOC (volatile organic compounds) without open fire treatment is provided S Adsorption carbonization ofA raw device for treating and degrading VOC by adsorption, desorption and high-temperature carbonization S No open fire, no potential safety hazard, low treatment cost and small equipment investment.
In order to solve the technical problem, the technical scheme of the utility model is that:
VOC (volatile organic compound) for treatment without open fire S The adsorption carbonization regeneration device comprises a ceramsite adsorption box, a carbonization furnace and an exhaust device;
the ceramsite adsorption boxes comprise at least two ceramsite adsorption boxes which are arranged in parallel; the inlet end of each ceramsite adsorption box is respectively provided with a tail gas inlet, and the outlet end of each ceramsite adsorption box is respectively provided with an exhaust port; a saturated gas inlet is formed in the bottom of the carbonization furnace, and a carbonized gas outlet is formed in the top of the carbonization furnace;
the exhaust port of each ceramsite adsorption box and the carbonized gas outlet are respectively communicated with the exhaust device;
a carbonized gas outlet of the carbonization furnace and the outlet end of each ceramsite adsorption box are respectively provided with a purging pipe; and a saturated gas inlet at the bottom of the carbonization furnace and the inlet end of each ceramsite adsorption box are respectively provided with a desorption tube.
As a preferred technical scheme, the ceramsite adsorption box comprises a first ceramsite adsorption box and a second ceramsite adsorption box which are arranged in parallel; the inlet ends of the first ceramsite adsorption box and the second ceramsite adsorption box are respectively provided with a first tail gas inlet and a second tail gas inlet; the outlet ends of the first ceramsite adsorption box and the second ceramsite adsorption box are respectively provided with a first exhaust port and a second exhaust port;
the first exhaust port, the second exhaust port and the carbonized gas outlet are communicated with the exhaust device;
a carbonized gas outlet of the carbonization furnace and outlet ends of the first ceramsite adsorption box and the second ceramsite adsorption box are respectively provided with a first purging pipe and a second purging pipe; and a saturated gas inlet at the bottom of the carbonization furnace and inlet ends of the first ceramsite adsorption box and the second ceramsite adsorption box are respectively provided with a first analysis tube and a second analysis tube.
As an improved technical scheme, the first purging pipe and the second purging pipe are respectively communicated with a first exhaust port and a second exhaust port of the first ceramsite adsorption box and the second ceramsite adsorption box; the first analysis pipe and the second analysis pipe are respectively communicated with a first inlet and a second inlet of the first ceramsite adsorption box and a second ceramsite adsorption box.
As an improved technical scheme, the first tail gas inlet, the second tail gas inlet, the first exhaust port, the second exhaust port, the saturated gas inlet and the carbonized gas outlet are respectively provided with a two-way valve.
Preferably, the exhaust device includes an exhaust funnel.
As an improved technical scheme, the exhaust device comprises a spray tower and an exhaust cylinder which are arranged in sequence.
As an improved technical scheme, an air inlet chamber is arranged at the lower part of the carbonization furnace, a high-temperature carbonization chamber is arranged above the air inlet chamber, and a fire retardant layer is arranged above the high-temperature carbonization chamber.
As an improved technical scheme, a heating coil is arranged on the inner wall of the high-temperature carbonization chamber, a magnetic core column is arranged in the middle of the high-temperature carbonization chamber, and carbonized ceramsite is filled between the heating coil and the magnetic core column.
As an improved technical scheme, the fire retardant layer is a ceramsite filling layer; the fire retardant layer is provided with two layers.
As an improved technical scheme, the outer wall of the carbonization furnace is provided with a heat insulation layer, and the inner wall of the carbonization furnace is provided with a refractory material layer.
Preferably, the high-temperature carbonization chamber comprises the following components in sequence from the outer layer to the inner layer: heat preservation, retort furnace shell, refractory material layer, heating coil, refractory material layer.
As an improved technical scheme, the high-temperature carbonization chamber is provided with a temperature sensor, and the temperature sensor and the electromagnetic coil are controlled in an interlocking manner.
Since the technical scheme is used, the beneficial effects of the utility model are that:
the utility model discloses a no naked light handles VOC S The ceramsite adsorption box comprises at least two ceramsite adsorption boxes which are arranged in parallel; a saturated gas inlet at the bottom of the carbonization furnace and the inlet end of each ceramsite adsorption box are respectively provided with a desorption pipe; a carbonized gas outlet of the carbonization furnace and the outlet end of each ceramsite adsorption box are respectively provided with a purging pipe; the exhaust port of each ceramsite adsorption box and the carbonized gas outlet at the top of the carbonization furnace are respectively communicated with an exhaust device. The utility model discloses an after two haydite adsorption tanks adsorb saturation, switch to another haydite adsorption tank and continue to adsorb, can realize continuous operation, the gaseous exit end that follows saturated haydite adsorption tank through the purge tube that sweeps after the retort preheats gets into, sweeps the absorbent VOC of haydite S The purged gas enters from the bottom of the carbonization furnace through a desorption pipe at the outlet end of the ceramsite adsorption box, is carbonized and decomposed into carbon dioxide and water at high temperature in a high-temperature carbonization chamber, then is discharged from a carbonized gas outlet at the top of the carbonization furnace and enters an exhaust device to be discharged, and the standard-reaching gas after the tail gas is adsorbed by the ceramsite adsorption box also enters the exhaust device to be discharged.
The utility model discloses equipment is simple, easy to operate, and whole journey does not have naked light to be handled, only through adsorb concentrated and high temperature carbonization VOC in can high-efficiency processing industrial waste gas S No potential safety hazard, low equipment investment and low treatment cost. The ceramsite adsorption material can be regenerated and recycled after being purged and carbonized, and VOC (volatile organic compounds) is required to be heated to 350-400 ℃ except for the condition that the ceramsite is required to be heated to be started S The heat can be released in the carbonization process, and only electric heating is needed to assist heating in the continuous production process, so that the production cost is very low.
The utility model discloses an exhaust apparatus is including the spray column and the aiutage that set gradually, and tail gas is advanced to go into the spray column through haydite adsorption box absorption gas up to standard after accomplishing and the gas after the high temperature carbomorphism sprays further and absorbs harmful gas wherein to deposit behind the solid impurity wherein, discharge through the aiutage again, further purified exhaust gas's harmful substance.
The tail gas inlet and the exhaust port of the ceramsite adsorption box are respectively provided with the two-way valve, so that when the ceramsite adsorption box is analyzed after adsorption is finished, only the valves need to be switched; the saturated gas inlet and the carbonized gas outlet of the carbonization furnace are respectively provided with a two-way valve, when the carbonization furnace is required to be subjected to impurity removal, the valves can be switched, the gas up to the standard after the adsorption from the ceramsite adsorption box enters from the carbonized gas outlet, and carbonized impurities carried by the ceramsite in the carbonization furnace are swept to the bottom of the carbonization furnace and are discharged through a slag discharge port.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the carbonization furnace of FIG. 1;
in the figure, 1, a first ceramsite adsorption box; 11. a first tail gas inlet; 12. a first exhaust port; 2. a second ceramsite adsorption box; 21. a second tail gas inlet; 22. a second exhaust port; 3. a carbonization furnace; 31. a saturated gas inlet; 32. a carbonized gas outlet; 33. an air intake chamber; 34. a high-temperature carbonization chamber; 35. a fire barrier layer; 36. a heating coil; 37. a magnetic core column; 38. carbonizing ceramsite; 4. a two-way valve; 5. a first desorption tube; 6. a second desorption tube; 7. a first purge tube; 8. a second purge tube; 9. a spray tower; 10. an exhaust funnel.
Detailed Description
The invention is further explained below with reference to the drawings and examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications can be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Example 1
As shown in fig. 1 and fig. 2, in the present embodiment, the ceramsite adsorption box includes a first ceramsite adsorption box 1 and a second ceramsite adsorption box 2, which are arranged in parallel; the ceramsite adsorption boxes are filled with adsorption ceramsite; the inlet ends of the first ceramsite adsorption box 1 and the second ceramsite adsorption box 2 are respectively provided with a first tail gas inlet 11 and a second tail gas inlet 21; the outlet ends of the first ceramsite adsorption box 1 and the second ceramsite adsorption box 3 are respectively provided with a first exhaust port 12 and a second exhaust port 22; a saturated gas inlet 31 is formed in the bottom of the carbonization furnace 3, and a carbonized gas outlet 32 is formed in the top of the carbonization furnace; the first tail gas inlet 11, the second tail gas inlet 21, the first exhaust port 12, the second exhaust port 22, the saturated gas inlet 31 and the carbonized gas outlet 32 are all provided with two-way valves 4;
a first desorption pipe 5 and a second desorption pipe 6 are respectively arranged between a saturated gas inlet 31 at the bottom of the carbonization furnace 3 and a first tail gas inlet 11 and a second tail gas inlet 21 of the first ceramsite adsorption box 1 and the second ceramsite adsorption box 2; and a first purging pipe 7 and a second purging pipe 8 are respectively arranged between the carbonized gas outlet 32 of the carbonization furnace and the first exhaust port 12 and the second exhaust port 22 of the first ceramsite adsorption box and the second ceramsite adsorption box.
The first exhaust port 12 and the second exhaust port 22 of the first ceramsite adsorption box 1 and the second ceramsite adsorption box 2 are respectively communicated with the inlets of the spray tower 9 and the exhaust funnel 10; the carbonized gas outlet 32 of the carbonization furnace 3 is also respectively communicated with the inlets of the spray tower 9 and the exhaust funnel 10; and a gas phase outlet at the top of the spray tower 9 is communicated with an inlet of the exhaust funnel 10.
The lower part of the carbonization furnace 3 is provided with an air inlet chamber 33, a high-temperature carbonization chamber 34 is arranged above the air inlet chamber 33, and two fire retardant layers 35 are arranged above the high-temperature carbonization chamber 34. The inner wall of the high-temperature carbonization chamber 34 is provided with a heating coil 36, the middle of the high-temperature carbonization chamber 34 is provided with a magnetic core column 37, and carbonized ceramic grains 38 are filled between the heating coil 36 and the magnetic core column 37.
In a preferred embodiment, the fire barrier layer is a ceramsite filling layer; the fire barrier layer is provided with 2 layers.
In a preferred embodiment, the outer wall of the carbonization furnace is provided with an insulating layer, and the inner wall of the carbonization furnace is provided with a refractory material layer.
In a preferred embodiment, the high temperature carbonization chamber is provided with a temperature sensor, and the temperature sensor and the electromagnetic coil are controlled in an interlocking manner. The whole device is controlled by PCL, the adsorption and regeneration period of the ceramsite adsorption box, the carbonization time, the temperature, the purging time and the like are preset, whether the electromagnetic heating system is automatically started or not is automatically controlled according to the display temperature of the temperature sensor, the heating time and the like, and automatic control and operation are realized.
The utility model discloses a theory of operation is: containing VOCs S The industrial waste gas enters from a first tail gas inlet of a first ceramsite adsorption box, and VOC in the tail gas is adsorbed by the filled adsorption ceramsite S The gas is adsorbed on the ceramsite, and the adsorbed purified gas directly enters the exhaust funnel to be discharged outside, or is further sprayed by a spray tower to absorb other impurities in the tail gas, and then enters the exhaust funnel to be discharged outside.
After the ceramsite in the first ceramsite adsorption box is saturated in adsorption, the direction of a two-way valve arranged on the first tail gas inlet and the first exhaust port is changed, at the moment, the gas preheated by the carbonization furnace enters from the outlet end of the first ceramsite adsorption box through a carbonized gas outlet at the top of the carbonization furnace and a first blowing pipe, and VOC adsorbed on the ceramsite is blown and swept S And the purged saturated gas is discharged from the inlet end of the first ceramsite adsorption box, enters the carbonization furnace through the first desorption pipe and the saturated gas inlet at the bottom of the carbonization furnace, passes through the high-temperature carbonization chamber, is carbonized into carbon dioxide and water through high-temperature carbonized ceramsite with the temperature of about 400 ℃, is discharged from the top of the carbonization furnace, or enters the spray tower for further spraying and impurity removal, absorbs other harmful gases and then enters the exhaust funnel for discharge, or directly enters the exhaust funnel for discharge.
VOC-containing substances to be treated S The industrial waste gas is switched to a second ceramsite adsorption box, enters the second ceramsite adsorption box through a second tail gas inlet, and is adsorbed by the ceramsite filled in the second ceramsite adsorption box. The adsorbed purified gas directly enters the exhaust funnel to be discharged outside, or is further sprayed and absorbed by the spray tower to absorb other impurities in the tail gas, and then enters the exhaust funnel to be discharged outside. After the ceramsite in the second ceramsite adsorption box is saturated in adsorption, VOC (volatile organic compounds) contained in the ceramsite to be treated S The industrial waste gas is switched to the first ceramsite adsorption box. The direction of the two-way valve arranged at the second tail gas inlet and the second exhaust port is changedAt the moment, the gas preheated by the carbonization furnace enters from the outlet end of the second ceramsite adsorption box through a carbonized gas outlet at the top of the carbonization furnace and a second purging pipe to purge the VOC adsorbed on the ceramsite S And the saturated gas after purging is discharged from the inlet end of the second ceramsite adsorption box, enters the carbonization furnace through the second desorption pipe and the saturated gas inlet at the bottom of the carbonization furnace, is carbonized into carbon dioxide and water through the high-temperature carbonization chamber, is discharged from the top of the carbonization furnace, or enters the spray tower for further spraying and impurity removal to absorb other harmful gases and then enters the exhaust funnel for discharge, or directly enters the exhaust funnel for discharge.
Therefore, in a repeated way, after one of the two ceramsite adsorption boxes is saturated in adsorption, purging is carried out, then high-temperature carbonization and desorption are carried out, industrial gas is switched to the other ceramsite adsorption box for adsorption, and continuous work can be realized.
Claims (10)
1. VOC (volatile organic compound) treated without open fire S The adsorption carbonization regeneration device is characterized in that: the adsorption carbonization regeneration device comprises a ceramsite adsorption box, a carbonization furnace and an exhaust device;
the ceramsite adsorption boxes comprise at least two ceramsite adsorption boxes which are arranged in parallel; the inlet end of each ceramsite adsorption box is respectively provided with a tail gas inlet, and the outlet end of each ceramsite adsorption box is respectively provided with an exhaust port; a saturated gas inlet is formed in the bottom of the carbonization furnace, and a carbonized gas outlet is formed in the top of the carbonization furnace;
the exhaust port of each ceramsite adsorption box and the carbonized gas outlet are respectively communicated with the exhaust device;
a carbonized gas outlet of the carbonization furnace and the outlet end of each ceramsite adsorption box are respectively provided with a purging pipe; and a saturated gas inlet at the bottom of the carbonization furnace and the inlet end of each ceramsite adsorption box are respectively provided with a desorption tube.
2. Open flame free VOC treatment of claim 1 S The adsorption carbonization regeneration device is characterized in that: the ceramsite adsorption box comprises a first ceramsite adsorption box and a second ceramsite adsorption box which are arranged in parallelA tank; the inlet ends of the first ceramsite adsorption box and the second ceramsite adsorption box are respectively provided with a first tail gas inlet and a second tail gas inlet; the outlet ends of the first ceramsite adsorption box and the second ceramsite adsorption box are respectively provided with a first exhaust port and a second exhaust port;
the first exhaust port, the second exhaust port and the carbonized gas outlet are communicated with the exhaust device;
a carbonized gas outlet of the carbonization furnace and outlet ends of the first ceramsite adsorption box and the second ceramsite adsorption box are respectively provided with a first purging pipe and a second purging pipe; and a saturated gas inlet at the bottom of the carbonization furnace and inlet ends of the first ceramsite adsorption box and the second ceramsite adsorption box are respectively provided with a first analysis tube and a second analysis tube.
3. Open flame free VOC treatment as claimed in claim 2 S The adsorption carbonization regeneration device is characterized in that: the first purging pipe and the second purging pipe are respectively communicated with a first exhaust port and a second exhaust port of the first ceramsite adsorption box and the second ceramsite adsorption box; first analytic pipe and second are analytic pipe and are linked together respectively first import and the second import of first haydite adsorption tank and second haydite adsorption tank.
4. Open flame free VOC treatment as claimed in claim 2 S The adsorption carbonization regeneration device is characterized in that: first tail gas import the second tail gas import first exhaust port the second exhaust port saturated gas import with carbide gas outlet all is equipped with two-way valve.
5. Open flame free VOC treatment of claim 1 S The adsorption carbonization regeneration device is characterized in that: the exhaust device comprises an exhaust funnel.
6. Open flame free VOC treatment of claim 5 S The adsorption carbonization regeneration device is characterized in that: the exhaust device comprises a spray tower and an exhaust funnel which are arranged in sequence.
7. Open flame free VOC disposal of claim 1 S The adsorption carbonization regeneration device is characterized in that: the lower part of the carbonization furnace is provided with an air inlet chamber, a high-temperature carbonization chamber is arranged above the air inlet chamber, and a fire retardant layer is arranged above the high-temperature carbonization chamber.
8. Open flame free VOC treatment of claim 7 S The adsorption carbonization regeneration device is characterized in that: the inner wall of the high-temperature carbonization chamber is provided with a heating coil, the middle of the high-temperature carbonization chamber is provided with a magnetic core column, and carbonized ceramsite is filled between the heating coil and the magnetic core column.
9. Open flame free VOC disposal of claim 7 S The adsorption carbonization regeneration device is characterized in that: the fire retardant layer is a ceramsite filling layer; the fire retardant layer is provided with two layers.
10. Open flame free VOC disposal of claim 7 S The adsorption carbonization regeneration device is characterized in that: the outer wall of the carbonization furnace is provided with a heat insulation layer, and the inner wall of the carbonization furnace is provided with a refractory material layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223544726.0U CN218853897U (en) | 2022-12-19 | 2022-12-19 | VOC (volatile organic compound) for treatment without open fire S Adsorption carbonization regeneration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223544726.0U CN218853897U (en) | 2022-12-19 | 2022-12-19 | VOC (volatile organic compound) for treatment without open fire S Adsorption carbonization regeneration device |
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| CN218853897U true CN218853897U (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223544726.0U Active CN218853897U (en) | 2022-12-19 | 2022-12-19 | VOC (volatile organic compound) for treatment without open fire S Adsorption carbonization regeneration device |
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| CN (1) | CN218853897U (en) |
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