CN210674790U - Organic waste gas low-temperature catalytic device - Google Patents
Organic waste gas low-temperature catalytic device Download PDFInfo
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- CN210674790U CN210674790U CN201921240631.5U CN201921240631U CN210674790U CN 210674790 U CN210674790 U CN 210674790U CN 201921240631 U CN201921240631 U CN 201921240631U CN 210674790 U CN210674790 U CN 210674790U
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Abstract
The utility model relates to a waste gas treatment equipment discloses an organic waste gas low temperature catalytic unit, include filtering component, reaction tower, biological purification subassembly and spray the subassembly. The filtering component comprises an air purifier and a vent pipe, the air purifier is communicated with the first end of the vent pipe, a bacterium solution containing cavity, an air distribution cavity and a biological purification cavity which are sequentially communicated from bottom to top are arranged in the reaction tower, the air distribution cavity is communicated with the second end of the vent pipe, the biological purification component comprises a mushroom bran filler component, a polyurethane filler component and a biological carbon filler component, and the mushroom bran filler component, the polyurethane filler component and the biological carbon filler component are sequentially arranged in the biological purification cavity from bottom to top. The utility model discloses an air purifier filters large granule pollutant, dust and the bacterium in the organic waste gas, avoids large granule pollutant, dust and bacterium can pollute the biofilm carrier to and alleviate the purification burden of biological purification subassembly, and then improve the purifying effect of whole device.
Description
Technical Field
The utility model relates to a waste gas treatment equipment field especially relates to an organic waste gas low temperature catalytic unit.
Background
Many existing waste gas treatment devices, for example, high temperature catalytic combustion devices, are designed to completely oxidize and decompose toxic substances in organic waste gas by fully mixing the organic waste gas with fuel gas at high temperature, and have high purification efficiency, but the devices are easy to corrode and consume fuel, and have high treatment cost and easy formation of secondary pollution. In order to save the treatment cost and reduce the secondary pollution, people treat the organic waste gas through a low-temperature catalytic device, the low-temperature catalytic device transfers the organic waste gas from a gas phase to a biological filler under a low-temperature environment, toxic substances in the organic waste gas are decomposed through the metabolism of microorganisms fixed on a filter material, the treatment cost is low, and the secondary pollution cannot be formed.
However, the organic waste gas discharged from the factory contains large-particle pollutants, dust and bacteria besides toxic substances, and the large-particle pollutants, dust and bacteria are discharged into the filter material, cannot be metabolized and decomposed by microorganisms, and can pollute the biological filler, so that the biological filler has a large purification burden on the organic waste gas, and the purification effect of the existing low-temperature catalytic device is poor. Moreover, the existing low-temperature catalytic device only has a single-layer biological filler structure, and the purification effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point among the prior art, provide a practice thrift treatment cost, reduce secondary pollution, alleviate biofilm carrier's purification burden and improve purifying effect's organic waste gas low temperature catalytic unit.
The purpose of the utility model is realized through the following technical scheme:
an organic exhaust gas low-temperature catalytic device comprising:
the filter assembly comprises an air purifier and a vent pipe, and the air purifier is communicated with the first end of the vent pipe;
the reaction tower is internally provided with a bacterial liquid accommodating cavity, an air distribution cavity and a biological purification cavity which are sequentially communicated from bottom to top, and the air distribution cavity is communicated with the second end of the vent pipe;
the biological purification component comprises a mushroom bran filler component, a polyurethane filler component and a biochar filler component, the mushroom bran filler component, the polyurethane filler component and the biological carbon filler component are sequentially arranged in the biological purification cavity from bottom to top, the fungus chaff packing component comprises a first guide plate and a fungus chaff packing layer, the first guide plate is connected with the inner wall of the reaction tower, the fungus chaff packing layer is arranged on the first guide plate, the polyurethane packing component comprises a second guide plate and a polyurethane packing layer, the second guide plate is connected with the inner wall of the reaction tower, the polyurethane packing layer is arranged on the second guide plate, the biological carbon packing component comprises a third guide plate and a biological carbon packing layer, the third guide plate is connected with the inner wall of the reaction tower, and the biological carbon packing layer is arranged on the third guide plate; and
the spray assembly, the spray assembly includes first sprinkler head group, second sprinkler head group, third sprinkler head group and leads to the liquid pipe, first sprinkler head group, second sprinkler head group and third sprinkler head group set gradually from bottom to top in the biological purification intracavity, first sprinkler head orientation fungus chaff filler subassembly sets up, the second sprinkler head orientation polyurethane filler subassembly sets up, the third sprinkler head orientation charcoal filler subassembly sets up, the first end that leads to the liquid pipe with the fungus liquid holds the chamber intercommunication, the second end that leads to the liquid pipe respectively with first sprinkler head group the second sprinkler head group reaches third sprinkler head group intercommunication.
In one of them embodiment, air purifier includes by leading panel, PP cotton filter screen, HEPA filter screen and the rearmounted panel that sets gradually after to, leading water conservancy diversion mouth has been seted up to leading panel, rearmounted water conservancy diversion mouth has been seted up to the rearmounted panel, rearmounted water conservancy diversion mouth with the first end intercommunication of breather pipe.
In one of the embodiments, a fungus liquid outlet and an air inlet are respectively formed in the bottom of the reaction tower, a first end of the fungus liquid outlet is communicated with the fungus liquid accommodating cavity, a second end of the fungus liquid outlet is communicated with the liquid through pipe, the air inlet is located above the fungus liquid outlet, a first end of the air inlet is communicated with a second end of the air through pipe, and a second end of the air inlet is communicated with the air distribution cavity.
In one embodiment, the top of the reaction tower is provided with an air outlet, and the air outlet is communicated with the biological purification cavity.
In one of them embodiment, organic waste gas low temperature catalytic device still includes the defogging subassembly, the defogging subassembly set up in the gas outlet, the defogging subassembly includes that bearing frame, cotton absorb water layer and active carbon adsorption layer, the cotton absorb water the layer and the active carbon adsorption layer set gradually from bottom to top in the bearing frame.
In one embodiment, the reaction column is cylindrical.
In one embodiment, the first guide plate has a plurality of first guide holes, the second guide plate has a plurality of second guide holes, and the third guide plate has a plurality of third guide holes.
In one embodiment, the first sprinkler head group includes a plurality of first sprinkler heads, the second sprinkler head group includes a plurality of second sprinkler heads, and the third sprinkler head group includes a plurality of third sprinkler heads.
In one embodiment, the spraying assembly further comprises a pressurizing pump, and the spraying assembly is arranged on the liquid through pipe.
In one embodiment, the organic waste gas low-temperature catalytic device further comprises a gas supply assembly, the gas supply assembly comprises a centrifugal fan and a gas supply pipe, the centrifugal fan is communicated with a first end of the gas supply pipe, and a second end of the gas supply pipe is communicated with the air purifier.
Compared with the prior art, the utility model discloses at least, following advantage has:
the utility model discloses an air purifier filters large granule pollutant, dust and the bacterium in the organic waste gas, gets into the reaction tower by the breather pipe again, so avoids large granule pollutant, dust and bacterium can pollute the biofilm carrier to and alleviate the purification burden of biological purification subassembly to organic waste gas, and then improve the purifying effect of whole device to organic waste gas. Through the fungus chaff packing layer, the polyurethane packing layer and the biological charcoal packing layer that set up, with the metabolism degradation of microorganism, combine the multilayer physical adsorption of fungus chaff filler, polyurethane filler and biological charcoal filler to reach more efficient organic waste gas purifying effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of an organic exhaust gas low-temperature catalytic device according to an embodiment of the present invention.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, an organic exhaust gas low-temperature catalytic device 10 according to an embodiment includes a gas feeding assembly 110, a filtering assembly 120, a reaction tower 130, a biological purification assembly 140, a spraying assembly 150, and a defogging assembly 160. The organic waste gas is sent into the filtering component 120 by the gas feeding component 110, enters the reaction tower 130 after being filtered by the filtering component 120, is discharged after sequentially passing through the biological purification component 140 and the defogging component 160, and the spraying component 150 is used for spraying the bacteria liquid on the biological purification component 140.
Specifically, referring to fig. 1, the air supply assembly 110 includes a centrifugal fan 111 and an air supply pipe 112, the centrifugal fan 111 is communicated with a first end of the air supply pipe 112, and a second end of the air supply pipe 112 is communicated with the air purifier. The centrifugal fan 111 can accelerate the flow rate of the organic waste gas to further improve the purification efficiency of the organic waste gas.
Specifically, referring to fig. 1, the filter assembly 120 includes an air purifier 121 and an air pipe 122, and the air purifier 121 is communicated with a first end of the air pipe 122. Organic waste gas gets into air purifier 121 by air feed pipe 112, filters the large granule pollutant, dust and the bacterium in the organic waste gas by air purifier 121, gets into reaction tower 130 by breather pipe 122 again, avoids large granule pollutant, dust and bacterium can pollute the biofilm carrier so to and alleviate biological purification subassembly 140 to organic waste gas's purification burden, and then improve whole device to organic waste gas's purifying effect.
Referring to fig. 1, the air purifier 121 includes a front panel 1211, a PP cotton cloth filter 1212, an HEPA filter 1213, and a rear panel 1214 sequentially disposed from front to rear, the front panel 1211 defines a front diversion port, the rear panel 1214 defines a rear diversion port, and the rear diversion port is communicated with the first end of the vent pipe 122. Organic waste gas is in air purifier 121, in proper order through leading water conservancy diversion mouth, PP cotton filter screen 1212, HEPA filter screen 1213 and rearmounted water conservancy diversion mouth, through PP cotton filter screen 1212 and HEPA filter screen 1213 large granule pollutant, dust and bacterium in can effectively adsorbing organic waste gas, purifying effect is good.
Specifically, referring to fig. 1, the reaction tower 130 has a cylindrical shape. The reaction tower 130 is provided inside with a bacteria liquid accommodating cavity 131, an air distribution cavity 132 and a biological purification cavity 133 which are sequentially communicated from bottom to top, and the air distribution cavity 132 is communicated with the second end of the vent pipe 122. A bacterium liquid outlet 134 and an air inlet 135 are respectively formed in the bottom of the reaction tower 130, the first end of the bacterium liquid outlet 134 is communicated with the bacterium liquid accommodating cavity 131, the second end of the bacterium liquid outlet 134 is communicated with the liquid through pipe, the air inlet 135 is located above the bacterium liquid outlet 134, the first end of the air inlet 135 is communicated with the second end of the air vent pipe 122, and the second end of the air inlet 135 is communicated with the air distribution cavity 132. The top of the reaction tower 130 is provided with an air outlet 136, and the air outlet 136 is communicated with the biological purification cavity 133. Organic waste gas enters the reaction tower 130 from the air inlet 135, sequentially passes through the air distribution chamber 132 and the biological purification chamber 133 from bottom to top, and is discharged from the air outlet 136, and the bacteria liquid accommodating chamber 131 is used for accommodating bacteria liquid.
Specifically, referring to fig. 1, the bio-purification assembly 140 includes a mushroom bran packing assembly 141, a polyurethane packing assembly 142, and a bio-charcoal packing assembly 143, the mushroom bran packing assembly 141, the polyurethane packing assembly 142, and the bio-charcoal packing assembly 143 are sequentially disposed in the bio-purification chamber 133 from bottom to top, the mushroom bran packing assembly 141 includes a first guide plate 1411 and a mushroom bran packing layer 1412, the first guide plate 1411 is connected to an inner wall of the reaction tower 130, the mushroom bran packing layer 1412 is disposed on the first guide plate 1411, the polyurethane packing assembly 142 includes a second guide plate 1421 and a polyurethane packing layer 1422, the second guide plate 1421 is connected to the inner wall of the reaction tower 130, the polyurethane packing layer 1422 is disposed on the second guide plate 1421, the bio-charcoal packing assembly 143 includes a third guide plate 1431 and a bio-charcoal packing layer 1432, the third guide plate 1431 is connected to the inner wall of the reaction tower 130, and the biochar filler layer 1432 is disposed on the third guide plate 1431.
It should be noted that the organic waste gas uniformly enters the fungus chaff packing layer 1412, the polyurethane packing layer 1422 and the biochar packing layer 1432 through the first guide plate 1411, the second guide plate 1421 and the third guide plate 1431, respectively. The mushroom bran filler layer 1412 is an existing mushroom bran filler, the polyurethane filler layer 1422 is an existing polyurethane filler, the biochar filler layer 1432 is an existing biochar filler, and the mushroom bran filler, the polyurethane filler and the biochar filler are all porous structures, are good carriers of microorganisms, can improve the adhesion performance of the microorganisms, and have a purification function of physical adsorption. The metabolism and degradation of microorganisms are combined with the multilayer physical adsorption of the mushroom residue filler, the polyurethane filler and the biochar filler, so that the organic waste gas can be more effectively purified.
Further, the first baffle 1411 has a plurality of first flow guiding holes, the second baffle 1421 has a plurality of second flow guiding holes, and the third baffle 1431 has a plurality of third flow guiding holes. The first diversion holes, the second diversion holes and the third diversion holes are used for uniform diversion, so that the organic waste gas is uniformly distributed.
Specifically, referring to fig. 1, the spraying assembly 150 includes a first spraying head group 151, a second spraying head group 152, a third spraying head group 153 and a liquid flowing pipe 154, the first spraying head group 151, the second spraying head group 152 and the third spraying head group 153 are sequentially disposed in the biological purification cavity 133 from bottom to top, the first spraying head is disposed toward the mushroom bran filler assembly 141, the second spraying head is disposed toward the polyurethane filler assembly 142, the third spraying head is disposed toward the biochar filler assembly 143, a first end of the liquid flowing pipe 154 is communicated with the bacteria liquid accommodating cavity 131, and a second end of the liquid flowing pipe 154 is respectively communicated with the first spraying head group 151, the second spraying head group 152 and the third spraying head group 153.
The bacteria solution containsA large number of effective microorganisms. The bacteria liquid in the bacteria liquid accommodating cavity 131 enters the liquid through pipe 154 through the bacteria liquid outlet 134, then enters the first spraying head group 151, the second spraying head group 152 and the third spraying head group 153 respectively, and is uniformly sprayed to the bacteria bran filler component 141, the polyurethane filler component 142 and the charcoal filler component 143 respectively, the bacteria liquid contains a large amount of effective microorganisms, and the effective microorganisms grow and reproduce by taking toxic substances in organic waste gas as nutrients; on the other hand, toxic substances in the organic waste gas are decomposed and degraded into nontoxic and harmless CO2、H2O、H2SO4、HNO3And the like, thereby achieving the purpose of purifying the organic waste gas. In the spraying process, the bacteria liquid can press the organic waste gas into the biological purification component 140, so as to prolong the contact time between the organic waste gas and the biological purification component 140 and increase the area between the organic waste gas and the biological purification component 140, thereby improving the purification effect of the biological purification component 140 on the organic waste gas.
Further, referring to fig. 1, the first spray head group 151 includes a plurality of first spray heads, and the plurality of first spray heads are disposed on the liquid flowing pipe 154 at intervals. The second spray head group 152 includes a plurality of second spray heads, which are disposed on the liquid pipe 154 at intervals. The third spraying head group 153 includes a plurality of third spraying heads, and the plurality of third spraying heads are disposed on the liquid flowing pipe 154 at intervals. Therefore, the first spraying head, the second spraying head and the third spraying head are uniformly distributed, so that the bacterial liquid is sprayed more uniformly.
Further, referring to fig. 1, the spraying assembly 150 further includes a pressurizing pump 155, and the spraying assembly 150 is disposed on the liquid flowing pipe 154. The bacteria liquid is pressurized by the pressurizing pump 155, so that the spraying amount of the first spraying head, the second spraying head and the third spraying head to the bacteria liquid is increased, and the purification efficiency of the biological purification component 140 to the organic waste gas is further increased.
Specifically, please refer to fig. 1, the defogging assembly 160 is disposed in the air outlet 136, the defogging assembly 160 includes a carrying frame 161, a cotton cloth water absorption layer 162 and an activated carbon adsorption layer 163, and the cotton cloth water absorption layer 162 and the activated carbon adsorption layer 163 are sequentially disposed in the carrying frame 161 from bottom to top. The cotton absorbs water layer 162 and is the cotton material, and active carbon adsorption layer 163 is the active carbon material, and organic waste gas gets into gas outlet 136 in by biological purification chamber 133 after the purification of biological purification subassembly 140, loops through cotton layer 162 and the active carbon adsorption layer 163 that absorbs water, and cotton absorbs water layer 162 can adsorb the steam that contains in the organic waste gas, and active carbon adsorption layer 163 can adsorb remaining peculiar smell in the organic waste gas, and then improves whole device's purifying effect.
Compared with the prior art, the utility model discloses at least, following advantage has:
the utility model discloses an air purifier 121 filters large granule pollutant, dust and the bacterium in the organic waste gas, gets into reaction tower 130 by breather pipe 122 again, so avoids large granule pollutant, dust and bacterium can pollute the biofilm carrier to and alleviate biological purification subassembly 140 to organic waste gas's purification burden, and then improve whole device to organic waste gas's purifying effect. Through the fungus chaff packing layer 1412, the polyurethane packing layer 1422 and the biochar packing layer 1432, the metabolism of microorganisms is degraded, and the multilayer physical adsorption of the fungus chaff packing, the polyurethane packing and the biochar packing is combined, so that the more efficient organic waste gas purification effect is achieved.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. An organic exhaust gas low-temperature catalytic device, characterized by comprising:
the filter assembly comprises an air purifier and a vent pipe, and the air purifier is communicated with the first end of the vent pipe;
the reaction tower is internally provided with a bacterial liquid accommodating cavity, an air distribution cavity and a biological purification cavity which are sequentially communicated from bottom to top, and the air distribution cavity is communicated with the second end of the vent pipe;
the biological purification component comprises a mushroom bran filler component, a polyurethane filler component and a biochar filler component, the mushroom bran filler component, the polyurethane filler component and the biological carbon filler component are sequentially arranged in the biological purification cavity from bottom to top, the fungus chaff packing component comprises a first guide plate and a fungus chaff packing layer, the first guide plate is connected with the inner wall of the reaction tower, the fungus chaff packing layer is arranged on the first guide plate, the polyurethane packing component comprises a second guide plate and a polyurethane packing layer, the second guide plate is connected with the inner wall of the reaction tower, the polyurethane packing layer is arranged on the second guide plate, the biological carbon packing component comprises a third guide plate and a biological carbon packing layer, the third guide plate is connected with the inner wall of the reaction tower, and the biological carbon packing layer is arranged on the third guide plate; and
the spray assembly, the spray assembly includes first sprinkler head group, second sprinkler head group, third sprinkler head group and leads to the liquid pipe, first sprinkler head group, second sprinkler head group and third sprinkler head group set gradually from bottom to top in the biological purification intracavity, first sprinkler head orientation fungus chaff filler subassembly sets up, the second sprinkler head orientation polyurethane filler subassembly sets up, the third sprinkler head orientation charcoal filler subassembly sets up, the first end that leads to the liquid pipe with the fungus liquid holds the chamber intercommunication, the second end that leads to the liquid pipe respectively with first sprinkler head group the second sprinkler head group reaches third sprinkler head group intercommunication.
2. The low-temperature organic waste gas catalytic device according to claim 1, wherein the air purifier comprises a front panel, a PP cotton cloth filter, an HEPA filter and a rear panel, which are sequentially arranged from front to back, the front panel is provided with a front diversion port, the rear panel is provided with a rear diversion port, and the rear diversion port is communicated with the first end of the vent pipe.
3. The organic waste gas low-temperature catalytic device according to claim 1, wherein a bacteria liquid outlet and an air inlet are respectively formed at the bottom of the reaction tower, a first end of the bacteria liquid outlet is communicated with the bacteria liquid accommodating chamber, a second end of the bacteria liquid outlet is communicated with the liquid through pipe, the air inlet is located above the bacteria liquid outlet, a first end of the air inlet is communicated with a second end of the air through pipe, and a second end of the air inlet is communicated with the air distribution chamber.
4. The low-temperature catalytic device for organic waste gas as claimed in claim 1, wherein the top of the reaction tower is opened with an air outlet, and the air outlet is communicated with the biological purification chamber.
5. The low-temperature organic waste gas catalysis device as claimed in claim 4, further comprising a defogging component disposed in the gas outlet, wherein the defogging component comprises a support frame, a cotton cloth water absorption layer and an active carbon adsorption layer, and the cotton cloth water absorption layer and the active carbon adsorption layer are sequentially disposed in the support frame from bottom to top.
6. The low-temperature catalytic device for organic waste gas as claimed in claim 1, wherein the reaction tower is cylindrical.
7. The low-temperature catalytic device for organic waste gas as claimed in claim 1, wherein the first diversion plate has a plurality of first diversion holes, the second diversion plate has a plurality of second diversion holes, and the third diversion plate has a plurality of third diversion holes.
8. The low-temperature organic exhaust gas catalytic device according to claim 1, wherein the first spray head group comprises a plurality of first spray heads, the second spray head group comprises a plurality of second spray heads, and the third spray head group comprises a plurality of third spray heads.
9. The low-temperature catalytic device for organic waste gas as claimed in claim 1, wherein the spraying component further comprises a booster pump, and the spraying component is disposed on the liquid passing pipe.
10. The low-temperature organic waste gas catalytic device according to claim 1, further comprising a gas supply assembly, wherein the gas supply assembly comprises a centrifugal fan and a gas supply pipe, the centrifugal fan is communicated with a first end of the gas supply pipe, and a second end of the gas supply pipe is communicated with the air purifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921240631.5U CN210674790U (en) | 2019-07-31 | 2019-07-31 | Organic waste gas low-temperature catalytic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921240631.5U CN210674790U (en) | 2019-07-31 | 2019-07-31 | Organic waste gas low-temperature catalytic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210674790U true CN210674790U (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921240631.5U Expired - Fee Related CN210674790U (en) | 2019-07-31 | 2019-07-31 | Organic waste gas low-temperature catalytic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210674790U (en) |
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2019
- 2019-07-31 CN CN201921240631.5U patent/CN210674790U/en not_active Expired - Fee Related
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Granted publication date: 20200605 Termination date: 20210731 |