CN118122123A - Environment-friendly industrial waste gas treatment equipment - Google Patents
Environment-friendly industrial waste gas treatment equipment Download PDFInfo
- Publication number
- CN118122123A CN118122123A CN202311788437.1A CN202311788437A CN118122123A CN 118122123 A CN118122123 A CN 118122123A CN 202311788437 A CN202311788437 A CN 202311788437A CN 118122123 A CN118122123 A CN 118122123A
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- China
- Prior art keywords
- waste gas
- gas treatment
- shell
- catalyst
- industrial waste
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- Pending
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- 239000007789 gas Substances 0.000 title claims abstract description 65
- 239000002440 industrial waste Substances 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 239000003054 catalyst Substances 0.000 claims abstract description 55
- 239000002912 waste gas Substances 0.000 claims abstract description 39
- 238000004880 explosion Methods 0.000 claims abstract description 13
- 238000002485 combustion reaction Methods 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims description 11
- 239000003595 mist Substances 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 claims 9
- 238000000034 method Methods 0.000 abstract description 17
- 239000002360 explosive Substances 0.000 abstract description 16
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- 239000010815 organic waste Substances 0.000 abstract description 6
- 230000007774 longterm Effects 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- -1 and meanwhile Substances 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Incineration Of Waste (AREA)
Abstract
The invention relates to the field of waste gas treatment, in particular to environment-friendly industrial waste gas treatment equipment. The technical problems to be solved are as follows: in the long-term use process of the catalyst, the catalyst is not replaced for a long time, ash content is high, heat dissipation of a bed layer is poor, the temperature of the catalyst reaches the flash point of organic waste gas, and meanwhile, air enters the waste gas to form explosive mixed gas with combustible substances, so that safety accidents such as combustion or explosion are easy to cause; meanwhile, in the waste gas treatment equipment, the concentration of flammable and explosive gas continuously rises, and is influenced by temperature and the like, so that the flammable and explosive gas is easy to burn and explode in the equipment, and the personal safety of surrounding staff is endangered. The technical implementation scheme of the invention is as follows: an environment-friendly industrial waste gas treatment device comprises a shell, a heat exchanger and the like; the inside of the shell is provided with a heat exchanger for preheating the exhaust gas. The invention realizes the collection of the decomposed water vapor through the condenser, realizes the recycling of the water vapor, and reduces the heat dissipation cost during the waste gas treatment.
Description
Technical Field
The invention relates to the field of waste gas treatment, in particular to environment-friendly industrial waste gas treatment equipment.
Background
In the existing volatile organic waste gas treatment process, a microwave catalytic oxidation purification technology is generally used for treatment, namely, the catalyst is adsorbed by the catalyst, and then the catalyst is heated by microwaves, so that the organic waste gas is decomposed into carbon dioxide and water, in the process of decomposing the organic waste gas into carbon dioxide and water, the Chinese patent with the application number of CN202010451646.7 is provided with a microwave coupling catalytic reactor and VOCs treatment equipment, a reaction channel is arranged in a serpentine shape, microwave generators are respectively arranged at each turning section of the serpentine reaction channel correspondingly, and a plurality of microwave generator partitions are used for heating the catalyst in the reaction channel, so that the catalyst can be uniformly heated in whole, all the catalysts in the reaction channel can reach the optimal reaction state, the heating speed and the reaction efficiency can be effectively improved, the energy consumption can be reduced, and the waste of the catalyst can be avoided, but in the long-term use process of the catalyst, the ash content is higher, the heat dissipation of a bed layer is poorer, the heat is accumulated in the bed layer, the temperature of the catalyst reaches the flash point of the organic waste gas, and meanwhile, part of air enters the waste gas to form explosive mixed gas with combustible substances, so that safety accidents such as combustion or explosion are easily caused;
meanwhile, in the waste gas treatment equipment, the concentration of flammable and explosive gas continuously rises, and in the waste gas treatment process, the flammable and explosive gas is easily burnt and exploded in the equipment under the influence of temperature and the like, so that the personal safety of surrounding workers is endangered.
Disclosure of Invention
In order to overcome the defects that in the long-term use process of the catalyst, the catalyst is not replaced for a long time, ash content is high, heat dissipation of a bed layer is poor, heat is accumulated in the bed layer, so that the temperature of the catalyst reaches the flash point of organic waste gas, and meanwhile, part of air enters the waste gas to form explosive mixed gas with combustible substances, so that safety accidents such as combustion or explosion are easy to cause; meanwhile, the concentration of flammable and explosive gas in the waste gas treatment equipment is continuously increased, and the waste gas treatment equipment is easily burnt and exploded in the equipment under the influence of temperature and the like in the waste gas treatment process, so that the personal safety of surrounding workers is endangered.
The technical implementation scheme of the invention is as follows: an environment-friendly industrial waste gas treatment device comprises a shell, a heat exchanger, a baffle plate, a vibrating screen, a catalyst and a microwave emitter; the left side of the shell is provided with an air inlet; the right side of the shell is provided with an air outlet; a heat exchanger for preheating the exhaust gas is arranged on the inner side of the shell; a baffle plate is arranged on the upper side of the heat exchanger; a vibrating screen is arranged on the right side of the partition plate; a catalyst is placed on the vibrating screen; a microwave emitter is arranged on the inner side of the shell; the device also comprises a collecting assembly, a radiating pipe and a protection system; the right side of the partition plate is provided with a collecting component for collecting water vapor; the collecting assembly is communicated with a plurality of radiating pipes used for radiating the catalyst; the inside of the shell is provided with a protection system for preventing the combustion and explosion of the waste gas.
Optionally, the collection assembly includes a condenser and a reservoir; a reservoir is arranged on the right side of the partition plate; the reservoir is communicated with the condensing tube; the right side of the reservoir is fixedly connected with a plurality of condensers for collecting water vapor and liquefying the water vapor.
Optionally, the protection system comprises a baffle and an electromagnet; a baffle plate for collecting oil mist is arranged on the left side of the baffle plate; the baffle is provided with a plurality of slots for circulating waste gas; an electromagnet is fixedly connected on the baffle plate.
Optionally, the protection system further comprises a sensor; a sensor for detecting the concentration of exhaust gas is installed inside the housing.
Optionally, a plugging plate is also included; the inner side of the baffle is movably connected with a plugging plate for controlling the flow of the waste gas.
Alternatively, the closure plate will completely cover the slot when the closure plate is moved to the right to a limit.
Optionally, the device also comprises a water pipe and a spray head; each radiating pipe is communicated with a water pipe; a one-way valve is arranged at the joint of each water pipe and the adjacent radiating pipe; each water pipe is fixedly connected with a plurality of spray heads for extinguishing fire.
Optionally, the water pipe is located below the catalyst.
Optionally, the water tank is also included; a water tank is arranged on the upper side of the shell; a water pump is arranged at the inner side of the water tank; the water suction pump is communicated with the radiating pipe.
Optionally, a rupture disk is also included; a plurality of rupture discs for quick pressure relief are arranged on the right side of the shell.
The invention has the following advantages: the invention realizes the rapid cooling of the catalyst through the radiating pipe, prevents heat from accumulating in the bed layer of the catalyst, leads the temperature of the catalyst to reach the flash point of the waste gas, further causes explosion, and ensures the safety of waste gas treatment;
The decomposed water vapor is collected through the condenser, so that the recovery and the reutilization of the water vapor are realized, and the heat dissipation cost in the waste gas treatment is reduced;
the static electricity on the surface of the baffle plate is used for adsorbing oil mist in the waste gas, so that the oil mist is filtered, the oil mist is prevented from flowing to the surface of the catalyst along with the waste gas, and the safety of waste gas treatment is ensured;
The plugging plate moves rightwards to the semi-covering slot, so that the flux of exhaust gas is reduced, the concentration of the exhaust gas is prevented from exceeding the standard, the inside of the shell is filled with flammable and explosive gas, explosion in the shell is avoided, and the safety in the exhaust gas treatment process is ensured;
through the shutoff board remove to cover the fluting completely to the right, make baffle top and below keep apart, prevent that waste gas from continuing to circulate upwards, lead to waste gas concentration to exceed standard, make the inside inflammable and explosive gas that is full of casing, avoid the inside explosion that produces of casing, further ensured exhaust treatment's in-process security.
Drawings
FIG. 1 is a schematic view of a perspective structure of an environmental-friendly industrial waste gas treatment apparatus of the present invention;
FIG. 2 is a schematic perspective view of a first portion of the present invention;
FIG. 3 is a schematic view of a vibrating screen, catalyst and radiator tube combination in a three-dimensional configuration of the present invention;
FIG. 4 is a schematic perspective view of a second portion of the present invention;
FIG. 5 is a schematic perspective view of a protection system according to the present invention;
FIG. 6 is a view showing a covering state of a first plugging plate according to the present invention;
FIG. 7 is a view showing a covering state of a second plugging plate according to the present invention;
FIG. 8 is a schematic perspective view of the combination of the water pipe, the spray head and the water tank of the present invention;
fig. 9 is a schematic perspective view of a housing and rupture disk combination of the present invention.
Meaning of reference numerals in the drawings: 1-shell, 2-heat exchanger, 3-baffle, 4-vibrating screen, 5-catalyst, 6-microwave emitter, 7-radiating pipe, 101-condenser, 102-reservoir, 201-sensor, 202-baffle, 20201-slot, 203-electromagnet, 204-plugging plate, 301-water pipe, 302-shower nozzle, 303-water tank, 304-burst disk.
Detailed Description
Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the invention. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
Example 1
As shown in fig. 2 to 4, an environment-friendly industrial waste gas treatment apparatus comprises a housing 1, a heat exchanger 2, a partition plate 3, a vibrating screen 4, a catalyst 5 and a microwave emitter 6; the left side of the shell 1 is provided with an air inlet; the right side of the shell 1 is provided with an air outlet; a heat exchanger 2 is arranged on the inner side of the shell 1; a baffle plate 3 is arranged on the upper side of the heat exchanger 2; a vibrating screen 4 is arranged on the right side of the partition plate 3; a catalyst 5 is arranged on the vibrating screen 4; a microwave emitter 6 is arranged on the inner side of the shell 1;
The device also comprises a collecting assembly, a radiating pipe 7 and a protection system; the right side of the partition plate 3 is provided with a collecting component; the collecting assembly is communicated with a plurality of radiating pipes 7; when the waste gas flows to the catalyst 5 and is adsorbed by the catalyst 5, the catalyst 5 is heated by the microwave emitter 6, so that the waste gas in the catalyst 5 is burnt without fire, the waste gas adsorbed by the catalyst 5 is decomposed into carbon dioxide and water vapor, the water vapor is collected by the collecting component and is liquefied into water, and the liquefied water is guided to the bottom surface of the catalyst 5 by the radiating pipe 7, so that the catalyst 5 is quickly cooled, heat is prevented from accumulating in a bed layer of the catalyst 5, the temperature of the catalyst 5 reaches the flash point of the waste gas, explosion occurs, and the safety of waste gas treatment is ensured; a protection system is arranged on the inner side of the shell 1; in the exhaust gas treatment process, the oil mist in the exhaust gas is removed through the protection system, the flow of the exhaust gas is controlled, the exhaust gas is prevented from generating combustion explosion, and the safety of the exhaust gas treatment is ensured.
The collection assembly includes a condenser 101 and a reservoir 102; a reservoir 102 is arranged on the right side of the partition plate 3; reservoir 102 is in communication with a condenser tube; the right side of the reservoir 102 is fixedly connected with a plurality of condensers 101; after the waste gas is decomposed, the water vapor generated after the waste gas is decomposed is collected through the condenser 101, and is liquefied and then is introduced into the water reservoir 102, and then is introduced into the condenser pipe, so that the recovery and the reutilization of the water vapor are realized, and the heat dissipation cost during the waste gas treatment is reduced.
Example 2
On the basis of the embodiment 1, as shown in fig. 5 to 7, the protection system comprises a baffle 202 and an electromagnet 203; a baffle 202 is arranged on the left side of the baffle 3; the baffle 202 is provided with a plurality of grooves 20201; an electromagnet 203 is fixedly connected on the baffle 202; in the process of upward movement of the waste gas, the surface of the baffle 202 is attached with magnetic force through the electromagnet 203, and then oil mist in the waste gas is adsorbed through the baffle 202, so that the oil mist is filtered, the oil mist is prevented from flowing to the surface of the catalyst 5 along with the waste gas, the catalyst 5 is prevented from being burnt by fireless combustion to be burnt by fire in the process of heating the catalyst 5, inflammable and explosive gas is prevented from contacting with naked flame, the inflammable and explosive gas is prevented from being burnt and exploded in the shell 1, and the safety of waste gas treatment is ensured.
The protection system further comprises a sensor 201; a sensor 201 is arranged on the inner side of the shell 1; during the exhaust gas treatment process, whether the concentration of the exhaust gas exceeds the standard is detected by the sensor 201, and when the concentration of the exhaust gas exceeds the standard, the sensor 201 sends out an alarm signal to prompt surrounding staff to prepare for fire extinguishment and evacuation.
Also included is a shutoff plate 204; a blocking plate 204 is movably connected to the inner side of the baffle 202; as shown in fig. 5, when the sensor 201 detects that the concentration of the exhaust gas is about to exceed the standard, the blocking plate 204 moves rightwards to the semi-covering slot 20201, so as to reduce the flux of the exhaust gas flow, prevent the concentration of the exhaust gas from exceeding the standard, fill the inside of the shell 1 with flammable and explosive gas, avoid explosion in the shell 1, and ensure the safety in the process of treating the exhaust gas.
When the closure plate 204 is moved to the right to a limit, the closure plate 204 will completely cover the slot 20201; as shown in fig. 6, when the sensor 201 detects that the concentration of the exhaust gas is saturated, the plugging plate 204 moves rightward to completely cover the slot 20201, so that the upper and lower parts of the baffle 202 are isolated, the exhaust gas is prevented from continuing to flow upwards, the concentration of the exhaust gas exceeds the standard, the inside of the shell 1 is filled with flammable and explosive gas, the explosion inside the shell 1 is avoided, and the safety in the exhaust gas treatment process is further ensured.
Example 3
On the basis of the embodiments 1 and 2, as shown in fig. 1, 8 and 9, the shower nozzle further comprises a water pipe 301 and a shower nozzle 302; each radiating pipe 7 is communicated with a water pipe 301; a one-way valve is arranged at the joint of each water pipe 301 and the adjacent radiating pipe 7; each water pipe 301 is fixedly connected with a plurality of spray heads 302; when the catalyst 5 bed burns, the plugging plate 204 moves rightwards to the limit, so that waste gas is prevented from flowing to the surface of the catalyst 5, meanwhile, the plugging plate 204 extrudes the condensing pipe to enable the condensing pipe to be plugged, so that the pressure in the condensing pipe rises, when the left side pressure of the one-way valve at the joint of the water pipe 301 and the radiating pipe 7 is higher than the right side pressure, the one-way valve is extruded, water in the condensing pipe is quickly introduced into the water pipe 301, and then water is sprayed onto the catalyst 5 bed through the spray head 302, so that the fire extinguishing of the catalyst 5 bed is realized, the explosion caused by continuous combustion is avoided, and the safety of surrounding workers is ensured.
The water pipe 301 is positioned below the catalyst 5; the water sprayed to the catalyst 5 is directly sprayed to the lower surface of the catalyst 5 through the water pipe 301 positioned below the catalyst 5, so that the water is directly contacted with the ignition point, and the fire extinguishing efficiency is improved.
Also included is a water tank 303; a water tank 303 is arranged on the upper side of the shell 1; a water pump is arranged on the inner side of the water tank 303; the water suction pump is communicated with the radiating pipe 7; after the work of the radiating pipe 7 is finished, water in the radiating pipe 7 is introduced into the water tank 303 for storage, when the water quantity in the reservoir 102 is insufficient, the water suction pump reversely runs, and the water in the inner side of the water tank 303 is introduced into the radiating pipe 7, so that the phenomenon that the water in the reservoir 102 is insufficient, the heat cannot be dissipated normally is avoided, and the heat dissipation effect is guaranteed.
Also included is a rupture disk 304; the right side of the shell 1 is provided with a plurality of rupture discs 304; when the catalyst 5 bed burns, the surface pressure of the catalyst 5 rises rapidly, and the rupture disk 304 ruptures outwards, so that inflammable and explosive gas above the catalyst 5 is discharged outwards along with the holes left after the rupture disk 304 ruptures, the inflammable and explosive gas is prevented from contacting with the catalyst 5, the harm caused by burning is reduced, and the safety in the waste gas treatment process is further guaranteed.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present invention.
Claims (10)
1. An environment-friendly industrial waste gas treatment device comprises a shell (1), a heat exchanger (2), a baffle plate (3), a vibrating screen (4), a catalyst (5) and a microwave emitter (6); an air inlet is arranged on the left side of the shell (1); an air outlet is arranged on the right side of the shell (1); a heat exchanger (2) for preheating the exhaust gas is arranged on the inner side of the shell (1); a baffle plate (3) is arranged on the upper side of the heat exchanger (2); a vibrating screen (4) is arranged on the right side of the partition plate (3); a catalyst (5) is arranged on the vibrating screen (4); a microwave emitter (6) is arranged on the inner side of the shell (1); the device is characterized by further comprising a collecting assembly, a radiating pipe (7) and a protection system; a collecting component for collecting water vapor is arranged on the right side of the partition plate (3); the collecting assembly is communicated with a plurality of radiating pipes (7) for radiating the catalyst (5); the inner side of the shell (1) is provided with a protection system for preventing the combustion and explosion of the waste gas.
2. An environmental protection type industrial waste gas treatment apparatus according to claim 1, wherein the collecting assembly comprises a condenser (101) and a reservoir (102); a reservoir (102) is arranged on the right side of the partition plate (3); the reservoir (102) is communicated with the condensing tube; the right side of the reservoir (102) is fixedly connected with a plurality of condensers (101) for collecting water vapor and liquefying the water vapor.
3. An environmental protection type industrial waste gas treatment apparatus according to claim 2, wherein the protection system comprises a baffle plate (202) and an electromagnet (203); a baffle plate (202) for collecting oil mist is arranged on the left side of the baffle plate (3); the baffle plate (202) is provided with a plurality of slots (20201) for circulating exhaust gas; an electromagnet (203) is fixedly connected on the baffle plate (202).
4. An environmental protection type industrial waste gas treatment apparatus according to claim 1, wherein the protection system further comprises a sensor (201); a sensor (201) for detecting the concentration of exhaust gas is mounted inside the housing (1).
5. An environmental protection type industrial waste gas treatment apparatus according to claim 3, further comprising a plugging plate (204); the inner side of the baffle plate (202) is movably connected with a blocking plate (204) for controlling the flow of the waste gas.
6. An environmental protection type industrial waste gas treatment apparatus according to claim 5, characterized in that the plugging plate (204) will cover the slot (20201) completely when the plugging plate (204) is moved to the right to the limit.
7. An environmental protection type industrial waste gas treatment apparatus according to claim 1, further comprising a water pipe (301) and a spray head (302); each radiating pipe (7) is communicated with a water pipe (301); a one-way valve is arranged at the joint of each water pipe (301) and the adjacent radiating pipe (7); each water pipe (301) is fixedly connected with a plurality of spray heads (302) for extinguishing fire.
8. An environmental protection type industrial waste gas treatment apparatus according to claim 7, characterized in that the water pipe (301) is located below the catalyst (5).
9. An environmental protection type industrial waste gas treatment apparatus according to claim 7, further comprising a water tank (303); a water tank (303) is arranged on the upper side of the shell (1); a water pump is arranged at the inner side of the water tank (303); the water pump is communicated with the radiating pipe (7).
10. An environmental protection type industrial waste gas treatment apparatus according to claim 9, further comprising a rupture disk (304); a plurality of rupture discs (304) for quick pressure relief are arranged on the right side of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311788437.1A CN118122123A (en) | 2023-12-25 | 2023-12-25 | Environment-friendly industrial waste gas treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311788437.1A CN118122123A (en) | 2023-12-25 | 2023-12-25 | Environment-friendly industrial waste gas treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118122123A true CN118122123A (en) | 2024-06-04 |
Family
ID=91230680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311788437.1A Pending CN118122123A (en) | 2023-12-25 | 2023-12-25 | Environment-friendly industrial waste gas treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118122123A (en) |
-
2023
- 2023-12-25 CN CN202311788437.1A patent/CN118122123A/en active Pending
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