CN209828636U - Advanced treatment device for high-humidity organic waste gas - Google Patents
Advanced treatment device for high-humidity organic waste gas Download PDFInfo
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- CN209828636U CN209828636U CN201920101943.1U CN201920101943U CN209828636U CN 209828636 U CN209828636 U CN 209828636U CN 201920101943 U CN201920101943 U CN 201920101943U CN 209828636 U CN209828636 U CN 209828636U
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Abstract
The utility model discloses a high humidity organic waste gas's deep treatment device, including the air intake fan, preliminary treatment case and the adsorption tank that connect in order, exhaust emission pipe is connected to the front end of air intake fan, and the rear end links to each other with the preliminary treatment case. The adsorption tank comprises a tank body, and a hydrophilic material layer and a hydrophobic material layer which are arranged inside the tank body, wherein the hydrophilic material layer is fixedly arranged on the lower portion of the tank body, and the hydrophobic material layer is fixedly arranged on the upper portion of the tank body. The bottom of the box body is provided with a waste gas inlet pipe and a degassing pipe which are communicated with the box body, the waste gas inlet pipe is connected with the pretreatment box, and the top of the box body is provided with an exhaust pipe and a hot air inlet pipe which are communicated with the box body. Valves are respectively arranged on the waste gas inlet pipe, the degassing pipe, the exhaust pipe and the hot air inlet pipe. The utility model provides a high humidity organic waste gas's deep processing apparatus adopts the combination adsorbent, has increased the absorption-desorption cycle of waste gas, has purifying effect good, purification efficiency is high and the energy consumption is low advantage.
Description
Technical Field
The utility model relates to an organic waste gas handles the field, in particular to high humidity organic waste gas's deep treatment device.
Background
High-humidity organic waste gas (generally, RH > 70%) is generally discharged from wet spray rooms for spraying automobile parts and fixtures, and a large amount of water mist, paint mist and organic matters are entrained in the waste gas, and the moisture in the air flow is in a saturated state or even liquid drops appear, which seriously affects the efficiency of subsequent adsorption treatment.
Under the general condition, for the treatment of high humidity organic waste gas, adopt absorbent such as active carbon to detach the water smoke in the gas, adsorb the organic matter again and handle, however, when waste gas humidity RH > 70%, absorbent such as active carbon is showing to be reduced to volatility organic waste gas VOCs adsorption efficiency, causes subsequent organic matter adsorption efficiency to reduce, leads to handling the organic matter concentration in the gas of emission often exceeds standard, causes the pollution to the ambient air, influences people's health.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide an advanced treatment device for high humidity organic waste gas, which employs a combined adsorbent to increase the adsorption-desorption period of waste gas, and has the advantages of good purification effect, high purification efficiency and low energy consumption.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a high humidity organic waste gas's deep processing device, includes air intake fan, preliminary treatment case and the adsorption tank that connects in order, the waste gas delivery pipe is connected to air intake fan's front end, and the rear end links to each other with the preliminary treatment case. The adsorption tank comprises a tank body, and a hydrophilic material layer and a hydrophobic material layer which are arranged inside the tank body, wherein the hydrophilic material layer is fixedly arranged on the lower portion of the tank body, and the hydrophobic material layer is fixedly arranged on the upper portion of the tank body. The bottom of box is equipped with the waste gas intake pipe and the degasification pipe that are linked together rather than, the waste gas intake pipe links to each other with the preliminary treatment case, the top of box is equipped with blast pipe and the hot-blast intake pipe rather than being linked together. And valves are respectively arranged on the waste gas inlet pipe, the degassing pipe, the exhaust pipe and the hot air inlet pipe.
Further, the degassing device also comprises an exhaust fan, and the exhaust fan is connected with the degassing pipe.
Furthermore, a pore plate is fixedly arranged in the middle of the interior of the box body, and the hydrophobic material layer is fixed on the pore plate.
Furthermore, the adsorption tanks are provided in plurality.
Preferably, the hydrophilic material layer is made of a hydrophilic 3A zeolite molecular sieve or a hydrophilic 13X zeolite molecular sieve.
Preferably, the hydrophobic material layer is made of hydrophobic molecular sieve or activated carbon.
The utility model discloses following beneficial effect has: the advanced treatment device for the high-humidity organic waste gas adopts the combined adsorbent, increases the adsorption-desorption period of the waste gas, and has the advantages of good purification effect, high purification efficiency and low energy consumption.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of the main component symbols: 1. an air intake fan; 10. an exhaust gas discharge pipe; 2. a pretreatment tank; 3. an adsorption tank; 300. a valve; 31. a box body; 32 a layer of hydrophilic material; 33. an orifice plate; 34. a layer of hydrophobic material; 301. an exhaust gas inlet pipe; 302. a degassing tube; 303. an exhaust pipe; 304. a hot air inlet pipe; 4. an exhaust fan.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in figure 1, the advanced treatment device for the high-humidity organic waste gas comprises an air inlet fan 1, a pretreatment tank 2, an adsorption tank 3 and an exhaust fan 4, wherein the front end of the air inlet fan 1 is connected with a waste gas discharge pipe 10, the rear end of the air inlet fan is connected with the pretreatment tank 2 through a pipeline, the adsorption tank 3 can be arranged in one or multiple modes, and when the adsorption tanks 3 are arranged, the adsorption tanks can be continuously switched.
The adsorption tank 3 comprises a tank body 31, a hydrophilic material layer 32, an orifice plate 33 and a hydrophobic material layer 34, wherein the hydrophilic material layer 32 is fixedly arranged at the lower part of the tank body 31, the orifice plate 33 is fixed at the middle part of the tank body 31, and the hydrophobic material layer 34 is fixed on the orifice plate 33. The hydrophilic material layer 32 is preferably made of a hydrophilic 3A zeolite molecular sieve or a hydrophilic 13X zeolite molecular sieve as a raw material, and the hydrophobic material layer 34 is made of a hydrophobic molecular sieve or activated carbon. The bottom of the box body 31 is provided with a waste gas inlet pipe 301 and a degassing pipe 302 which are communicated with the box body, the waste gas inlet pipe 301 is connected with the pretreatment tank 2, and the degassing pipe 302 is connected with the exhaust fan 4. The top of the box 31 is provided with an exhaust pipe 303 and a hot air inlet pipe 304 which are communicated with the box, and the hot air inlet pipe 304 is connected with hot air supply equipment (not shown in the figure). Valves 300 are arranged on the waste gas inlet pipe 301, the degassing pipe 302, the exhaust pipe 303 and the hot air inlet pipe 304.
The waste gas VOCs of a certain coating plant workshop is cultivated by 800mg/m in 500-; (1) after being treated by the pretreatment tank 2, the waste gas enters an adsorption tank 3 filled with the combined adsorbent through a fan, the VOCs of the tail gas are detected on line, when the VOC value of an outlet is 90-95% of the emission limit value, the waste gas is switched to a desorption state, and the other adsorption tank 3 enters an adsorption state; (2) opening a valve 300 on a degassing pipe 302, thermally desorbing by using hot air or nitrogen for 60min, cooling, and enabling an absorber to enter the next round of adsorption; (3) and the desorbed gas enters the next stage of treatment process, namely catalytic combustion, so that pollutants are converted into carbon dioxide and water.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The advanced treatment device for the high-humidity organic waste gas is characterized in that: including the air intake fan who connects in order, preliminary treatment case and adsorption tank, waste gas discharge pipe is connected to the front end of air intake fan, and the rear end links to each other with the preliminary treatment case, the adsorption tank include the box and establish inside hydrophilic material layer, the hydrophobic material layer of box, hydrophilic material layer sets firmly in the box lower part, the hydrophobic material layer sets firmly on box upper portion, the bottom of box is equipped with rather than the waste gas intake pipe and the degasification pipe that are linked together, the waste gas intake pipe links to each other with the preliminary treatment case, the top of box is equipped with blast pipe and the hot-blast intake pipe that is linked together with it, waste gas intake pipe, degasification pipe, blast pipe and hot-blast intake pipe on be equipped with the valve respectively.
2. The apparatus for advanced treatment of high humidity organic waste gas as claimed in claim 1, wherein: the degassing device is characterized by further comprising an exhaust fan, and the exhaust fan is connected with the degassing pipe.
3. The apparatus for advanced treatment of high humidity organic waste gas as claimed in claim 1, wherein: and a pore plate is fixedly arranged in the middle of the interior of the box body, and the hydrophobic material layer is fixed on the pore plate.
4. The apparatus for advanced treatment of high humidity organic waste gas as claimed in claim 1, wherein: the adsorption tanks are provided with a plurality of adsorption tanks.
5. The apparatus for advanced treatment of high humidity organic waste gas as claimed in any one of claims 1 to 4, wherein: the hydrophilic material layer is made of hydrophilic 3A zeolite molecular sieve or hydrophilic 13X zeolite molecular sieve.
6. The apparatus for advanced treatment of high humidity organic waste gas as claimed in any one of claims 1 to 4, wherein: the hydrophobic material layer is made of hydrophobic molecular sieve or activated carbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920101943.1U CN209828636U (en) | 2019-01-19 | 2019-01-19 | Advanced treatment device for high-humidity organic waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920101943.1U CN209828636U (en) | 2019-01-19 | 2019-01-19 | Advanced treatment device for high-humidity organic waste gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209828636U true CN209828636U (en) | 2019-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920101943.1U Active CN209828636U (en) | 2019-01-19 | 2019-01-19 | Advanced treatment device for high-humidity organic waste gas |
Country Status (1)
| Country | Link |
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| CN (1) | CN209828636U (en) |
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2019
- 2019-01-19 CN CN201920101943.1U patent/CN209828636U/en active Active
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