CN220397548U - Organic waste gas treatment device for emptying and returning to furnace - Google Patents
Organic waste gas treatment device for emptying and returning to furnace Download PDFInfo
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- CN220397548U CN220397548U CN202321401502.6U CN202321401502U CN220397548U CN 220397548 U CN220397548 U CN 220397548U CN 202321401502 U CN202321401502 U CN 202321401502U CN 220397548 U CN220397548 U CN 220397548U
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- 239000007789 gas Substances 0.000 title claims abstract description 34
- 239000010815 organic waste Substances 0.000 title claims abstract description 21
- 238000001179 sorption measurement Methods 0.000 claims abstract description 42
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 40
- 230000003197 catalytic effect Effects 0.000 claims abstract description 28
- 239000002912 waste gas Substances 0.000 claims abstract description 22
- 238000003795 desorption Methods 0.000 claims abstract description 21
- 238000007084 catalytic combustion reaction Methods 0.000 description 7
- 239000012855 volatile organic compound Substances 0.000 description 7
- 238000000746 purification Methods 0.000 description 5
- 238000005238 degreasing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- Incineration Of Waste (AREA)
Abstract
The utility model provides an organic waste gas treatment device for an emptying and returning furnace, which comprises a desorption fan, a catalytic combustor, an organic waste gas treatment device and an adsorption box, wherein the organic waste gas treatment device comprises an electric valve, a first pneumatic butterfly valve, a second pneumatic butterfly valve, an adsorption box, a third pneumatic butterfly valve, a first pipeline, a second pipeline and a third pipeline, one end of the first pipeline is connected to a waste gas discharge pipeline, the other end of the first pipeline is connected to the adsorption box, one end of the second pipeline is connected to the first pipeline, the other end of the second pipeline is connected to the third pipeline, one end of the third pipeline is connected to the desorption fan, the third pneumatic butterfly valve is arranged at the opposite other end of the third pipeline, an adsorption box valve is further arranged on the third pipeline, and the adsorption box valve is connected to the adsorption box through the adsorption box valve, and a first temperature measurement and control point and a second temperature measurement control point are respectively arranged in the first pipeline and the second pipeline.
Description
Technical Field
The utility model relates to VOCs organic waste gas treatment equipment, in particular to an organic waste gas treatment device for changing evacuation into a furnace.
Background
With the increasing emphasis on environmental problems, people pay more and more attention to environmental problems, and environmental pollution is reduced or reduced in various ways. Currently, respirable particulate matter has become an important source of compromising air quality, and Volatile Organic Compounds (VOCs) are a large source of respirable particulate matter. At present, VOCs are mainly derived from industrial production, and volatile organic compounds are polluting air at all times in various occasions where organic solvents are used, such as paint spraying, printing, metal degreasing and degreasing, adhesives.
At present, VOCs treatment equipment is shown in fig. 1, standard waste gas after catalytic combustion is subjected to evacuation treatment, the waste gas is high-temperature waste gas, heat of the waste gas cannot be effectively utilized, meanwhile, insufficient catalytic combustion can occur when the catalyst in the equipment is deactivated, invalid and the like, and the waste gas is directly evacuated after exceeding the standard.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the organic waste gas treatment device for changing the emptying into the furnace, so that the whole system realizes internal circulation, emissions exceeding standard during the emptying of hot air due to low catalytic combustion purification efficiency and high catalytic temperature are avoided, and meanwhile, 100% utilization of heat energy is realized.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides an evacuation changes organic exhaust gas treatment device of furnace back, includes desorption fan and catalytic burner, the catalytic burner is connected to the desorption fan, the catalytic burner below is provided with waste gas exhaust pipe, its characterized in that: the organic waste gas treatment device comprises an electric valve, a first pneumatic butterfly valve, a second pneumatic butterfly valve, an adsorption tank, a third pneumatic butterfly valve, a first pipeline, a second pipeline and a third pipeline, wherein one end of the first pipeline is connected to a waste gas discharge pipeline, the other end of the first pipeline is connected to the adsorption tank, the first pneumatic butterfly valve is arranged on the first pipeline, one end of the second pipeline is connected to the waste gas discharge pipeline, the other end of the second pipeline is connected to the third pipeline, the electric valve and the second pneumatic butterfly valve are respectively arranged on the second pipeline, one end of the third pipeline is connected to a desorption fan, the third pneumatic butterfly valve is arranged at the other end opposite to the desorption fan, the third pipeline is also provided with an adsorption tank valve, the third pipeline is connected to the adsorption tank through the adsorption tank valve, a first temperature point and a second temperature point are respectively arranged in the first pipeline and the second pipeline, the first temperature point is positioned between the first pneumatic butterfly valve and the waste gas discharge point, the second temperature point is positioned between the first pneumatic butterfly valve and the waste gas discharge point, and the second butterfly valve is positioned between the electric butterfly valve and the first pneumatic butterfly valve and the second butterfly valve when the first pneumatic butterfly valve and the second butterfly valve and the first pneumatic butterfly valve are closed at 130 at the same time; when the temperature at the first temperature measurement and control point is reduced to below 130 ℃, the first pneumatic butterfly valve is opened, the electric valve and the second pneumatic butterfly valve are closed, and when the temperature measured at the second temperature measurement and control point is greater than the safety temperature, the second pneumatic butterfly valve and the third pneumatic butterfly valve are opened.
In the above structure: the application provides an organic waste gas treatment device for exhausting and recycling a furnace, which comprises a desorption fan and a catalytic combustor, wherein a waste gas discharge pipeline is arranged below the catalytic combustor, the device is also provided with an organic waste gas treatment device, the device comprises an electric valve, a first pneumatic butterfly valve, a second pneumatic butterfly valve, an adsorption box, a third pneumatic butterfly valve, a first pipeline, a second pipeline and a third pipeline, one end of the first pipeline is connected to the waste gas discharge pipeline, the other end is connected to the adsorption box, the first pneumatic butterfly valve is arranged on the first pipeline, one end of the second pipeline is connected to the first pipeline, the other end is connected to the third pipeline, the electric valve and the second pneumatic butterfly valve are respectively arranged on the second pipeline, one end of the third pipeline is connected with the desorption fan, the third pneumatic butterfly valve is arranged at the other end opposite to the desorption fan, the third pipeline is also provided with an adsorption box valve, the third pipeline is connected with the adsorption box through the adsorption box valve, a first temperature measurement and control point and a second temperature measurement and control point are respectively arranged in the first pipeline and the second pipeline and are used for measuring and controlling the temperature in the first pipeline and the second pipeline, when the temperature at the first temperature measurement and control point reaches 130 ℃, the first pneumatic butterfly valve is closed, and meanwhile, the electric valve and the second pneumatic butterfly valve are both opened; when the temperature of first temperature measurement and control point department falls to below 130 ℃, first pneumatic butterfly valve opens, and motorised valve and second pneumatic butterfly valve all close simultaneously, and when second temperature measurement and control point temperature measurement was greater than safe temperature, second pneumatic butterfly valve and third pneumatic butterfly valve all opened, and this application is through the temperature measurement and control point that sets up to the pipeline temperature measurement, after the pipeline reached the specific temperature, opens different valves to make entire system realize the inner loop, avoid appearing discharging when the hot air emptyd because of catalytic combustion purification efficiency is low, catalytic temperature is high and exceed standard, realize heat energy 100% utilization simultaneously.
Further: the device further comprises a mixed flow box, wherein the first pipeline is connected to the mixed flow box and is connected to the adsorption box through the mixed flow box.
Further: still include the new trend fan, be provided with the fresh air valve on the mixed flow case, the new trend fan is connected on the fresh air valve.
In the above structure: be provided with a new blast gate on the mixed flow case, the new blast gate is through the air current of fresh air valve input to mixed flow incasement, improves the gas pressure of mixed flow incasement to realize carrying the adsorption tank with the waste gas in the first pipeline fast in.
Further: still include the flame arrester, the flame arrester is installed on the third pipeline, and is located between adsorption box valve and the second pipeline junction.
In the above structure: the flame arrestor is mounted on the third conduit and is a safety device for preventing the flame propagation of flammable gases and flammable liquid vapors.
Further: the catalytic combustor is characterized by further comprising a T-shaped connecting pipeline, one pipeline port of the T-shaped connecting pipeline is fixedly connected to the exhaust gas discharge pipeline below the catalytic combustor, and the first pipeline and the second pipeline are respectively connected to the other two pipeline ports of the T-shaped connecting pipeline.
In the above structure: through setting up T type connecting tube, make things convenient for first pipeline and second pipeline to connect fixedly, a pipeline mouth fixed connection of T type connecting tube realizes installing and fixed on the exhaust gas discharge pipeline of catalytic burner below, and first pipeline and second pipeline are connected respectively on two other pipeline mouths, realize installing fixedly
Compared with the prior art, the utility model has the beneficial effects that:
the utility model is provided with two temperature measurement and control points and three pneumatic butterfly valves, when the temperature at the first temperature measurement and control point reaches 130 ℃, the first pneumatic butterfly valve is closed, the electric valve is opened, and the second pneumatic butterfly valve is opened; when the temperature of the first temperature measurement and control point is reduced to below 130 ℃, the first pneumatic butterfly valve is opened, the electric valve is closed, the second pneumatic butterfly valve is closed, and when the temperature measured by the second temperature measurement and control point is greater than the safety temperature, the second pneumatic butterfly valve and the third pneumatic butterfly valve are both opened, so that the whole system realizes internal circulation, emissions exceeding standard during hot air evacuation due to low catalytic combustion purification efficiency and high catalytic temperature are avoided, and meanwhile, 100% utilization of heat energy is realized.
Drawings
FIG. 1 is a schematic diagram of a prior art VOCs treatment apparatus;
fig. 2 is a schematic diagram of the overall structure of the present utility model.
List of reference numerals:
1. a desorption fan; 2. a catalytic burner; 21. evacuating the pipe; 3. an electric valve; 4. a first pneumatic butterfly valve; 5. a mixing box; 6. a fresh air valve; 7. fresh air blower; 8. a second pneumatic butterfly valve; 9. an adsorption box; 10. a third pneumatic butterfly valve; 11. a flame arrester; 12. a first temperature measurement and control point; 13. a second temperature measurement and control point; 14. an adsorption tank valve; 15. a first pipe; 16. a second pipe; 17. a third conduit; 18. t-shaped connecting pipeline.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and detailed description:
as shown in fig. 2: the utility model provides an organic waste gas treatment device for an emptying and returning furnace, which comprises a desorption fan 1 and a catalytic combustor 2, wherein the desorption fan 1 is connected with the catalytic combustor 2, a waste gas discharge pipeline is arranged below the catalytic combustor 2, the organic waste gas treatment device comprises an electric valve 3, a first pneumatic butterfly valve 4, a second pneumatic butterfly valve 8, an adsorption box 9, a third pneumatic butterfly valve 10, a first pipeline 15, a second pipeline 16 and a third pipeline 17, one end of the first pipeline 15 is connected with the waste gas discharge pipeline, the other end is connected with the adsorption box 9, the first pneumatic butterfly valve 4 is arranged on the first pipeline 15, one end of the second pipeline 16 is connected with the waste gas discharge pipeline, the other end is connected with the third pipeline 17, the electric valve 3 and the second pneumatic butterfly valve 8 are respectively arranged on the second pipeline 16, one end of the third pipeline 17 is connected with the desorption fan 1, the third pneumatic butterfly valve 10 is arranged at the other end part opposite to the desorption fan 1, the third pipeline 17 is also provided with an adsorption box valve 14, the third pipeline 17 is connected with the adsorption box 9 through the adsorption box valve 14, the first pipeline 15 and the second pipeline 16 are respectively provided with a first temperature measurement and control point 12 and a second temperature measurement and control point 13, the first temperature measurement and control point 12 is positioned between the first pneumatic butterfly valve 4 and the exhaust gas exhaust pipeline, the second temperature measurement and control point 13 is positioned between the electric valve 3 and the second pneumatic butterfly valve 8, when the temperature at the first temperature measurement and control point 12 reaches 130 ℃, the first pneumatic butterfly valve 4 is closed, and simultaneously the electric valve 3 and the second pneumatic butterfly valve 8 are both opened; when the temperature at the first temperature measurement and control point 12 is reduced to below 130 ℃, the first pneumatic butterfly valve 4 is opened, meanwhile, the electric valve 3 and the second pneumatic butterfly valve 8 are both closed, and when the measured temperature at the second temperature measurement and control point 13 is greater than the safety temperature, the second pneumatic butterfly valve 8 and the third pneumatic butterfly valve 10 are both opened.
The working principle of the utility model is as follows:
the application provides an organic waste gas treatment device for exhausting and recycling a furnace, which comprises a desorption fan 1 and a catalytic combustor 2, wherein a waste gas discharge pipeline is arranged below the catalytic combustor 2, an organic waste gas treatment device is also arranged, the organic waste gas treatment device comprises an electric valve 3, a first pneumatic butterfly valve 4, a second pneumatic butterfly valve 8, an adsorption box 9, a third pneumatic butterfly valve 10, a first pipeline 15, a second pipeline 16 and a third pipeline 17, one end of the first pipeline 15 is connected to the waste gas discharge pipeline, the other end is connected to the adsorption box 9, the first pneumatic butterfly valve 4 is arranged on the first pipeline 15, one end of the second pipeline 16 is connected to the first pipeline 15, the other end is connected to the third pipeline 17, the electric valve 3 and the second pneumatic butterfly valve 8 are respectively arranged on the second pipeline 16, one end of the third pipeline 17 is connected with the desorption fan 1, the third pneumatic butterfly valve 10 is arranged at the other end opposite to the desorption fan 1, the third pipeline 17 is also provided with an adsorption box valve 14, the third pipeline 17 is connected with the adsorption box 9 through the adsorption box valve 14, a first temperature measurement and control point 12 and a second temperature measurement and control point 13 are respectively arranged in the first pipeline 15 and the second pipeline 16 and are used for measuring and controlling the temperature in the first pipeline 15 and the second pipeline 16, when the temperature at the first temperature measurement and control point 12 reaches 130 ℃, the first pneumatic butterfly valve 4 is closed, and meanwhile, the electric valve 3 and the second pneumatic butterfly valve 8 are both opened; when the temperature of first temperature measurement and control point 12 department falls to below 130 ℃, first pneumatic butterfly valve 4 opens, simultaneously motorised valve 3 and second pneumatic butterfly valve 8 all close, when 13 temperature measurement and control points of second temperature are greater than safe temperature, second pneumatic butterfly valve 8 and third pneumatic butterfly valve 10 all open, this application is through the temperature measurement and control point that sets up to the pipeline temperature measurement, after the pipeline reaches the specific temperature, open different valves, thereby make entire system realize the inner loop, avoid appearing discharging when the hot air empting because of catalytic combustion purification efficiency is low, catalytic temperature is high exceeding, realize heat energy 100% utilization simultaneously.
The device also comprises a mixed flow box 5, and the first pipeline 15 is connected to the mixed flow box 5 and connected to the adsorption box 9 through the mixed flow box 5.
Still include fresh air fan 7, be provided with fresh air valve 6 on the mixed flow case 5, fresh air fan 7 connects on fresh air valve 6.
Be provided with a new trend valve 6 on the mixed flow case 5, new trend fan 7 is through the air current of new trend valve 6 to mixed flow case 5 in, improves the gas pressure in the mixed flow case 5 to realize carrying the waste gas in the first pipeline 15 fast to the adsorption tank 9 in.
Also included is a flame arrestor 11, the flame arrestor 11 being mounted on the third conduit 17 and located between the junction of the adsorption tank valve 14 and the second conduit 16.
The flame arrestor 11 is mounted on the third conduit 17 and is a safety device for preventing the flame propagation of flammable gases and flammable liquid vapors.
The catalytic combustor further comprises a T-shaped connecting pipeline 18, one pipeline opening of the T-shaped connecting pipeline 18 is fixedly connected to an exhaust gas discharge pipeline below the catalytic combustor 2, and the first pipeline 15 and the second pipeline 16 are respectively connected to the other two pipeline openings of the T-shaped connecting pipeline 18.
Through setting up T type connecting tube 18, make things convenient for first pipeline 15 and second pipeline 16 to connect fixedly, a pipeline mouth fixed connection of T type connecting tube 18 realizes the installation and fixes on the exhaust gas discharge pipeline of catalytic burner 2 below, and first pipeline 15 and second pipeline 16 are connected respectively on two other pipeline mouths, realize the installation fixedly.
The utility model is provided with two temperature measurement and control points and three pneumatic butterfly valves, when the temperature at the first temperature measurement and control point 12 reaches 130 ℃, the first pneumatic butterfly valve 4 is closed, the electric valve 3 is opened, and the second pneumatic butterfly valve 8 is opened; when the temperature at the first temperature measurement and control point 12 is reduced to below 130 ℃, the first pneumatic butterfly valve 4 is opened, meanwhile, the electric valve 3 is closed, the second pneumatic butterfly valve 8 is closed, and when the measured temperature of the second temperature measurement and control point 13 is greater than the safety temperature, the second and third pneumatic butterfly valves 10 are opened, so that the whole system realizes internal circulation, emission exceeding standard is avoided when hot air is emptied due to low catalytic combustion purification efficiency and high catalytic temperature, and meanwhile, 100% utilization of heat energy is realized.
The above description is only of the preferred embodiment of the present utility model, and is not intended to limit the present utility model in any other way, but is intended to cover any modifications or equivalent variations according to the technical spirit of the present utility model, which fall within the scope of the present utility model as defined by the appended claims.
Claims (5)
1. The utility model provides an evacuation changes organic exhaust gas treatment device of furnace back, includes desorption fan (1) and catalytic combustor (2), catalytic combustor (2) are connected to desorption fan (1), catalytic combustor (2) below is provided with exhaust gas discharge pipeline, its characterized in that: the organic waste gas treatment device comprises an electric valve (3), a first pneumatic butterfly valve (4), a second pneumatic butterfly valve (8), an adsorption tank (9), a third pneumatic butterfly valve (10), a first pipeline (15), a second pipeline (16) and a third pipeline (17), one end of the first pipeline (15) is connected to a waste gas discharge pipeline, the other end of the first pipeline is connected with the adsorption tank (9), the first pneumatic butterfly valve (4) is installed on the first pipeline (15), one end of the second pipeline (16) is connected to the waste gas discharge pipeline, the other end of the second pipeline is connected to the third pipeline (17), the electric valve (3) and the second pneumatic butterfly valve (8) are respectively installed on the second pipeline (16), one end of the third pipeline (17) is connected with a desorption fan (1), one end of the third pipeline (10) is installed at the other end opposite to the desorption fan (1), the third pipeline (17) is also provided with an adsorption tank (14), the third pipeline (17) is connected to the first pipeline (14) through the adsorption tank (14), the first pipeline (12) and the second pipeline (12) is connected to the first pipeline (12) through the adsorption tank (12), the second temperature measurement and control point (13) is positioned between the electric valve (3) and the second pneumatic butterfly valve (8), when the temperature at the first temperature measurement and control point (12) reaches 130 ℃, the first pneumatic butterfly valve (4) is closed, and meanwhile, the electric valve (3) and the second pneumatic butterfly valve (8) are both opened; when the temperature at the first temperature measurement and control point (12) is reduced to below 130 ℃, the first pneumatic butterfly valve (4) is opened, meanwhile, the electric valve (3) and the second pneumatic butterfly valve (8) are both closed, and when the temperature measured by the second temperature measurement and control point (13) is greater than the safety temperature, the second pneumatic butterfly valve (8) and the third pneumatic butterfly valve (10) are both opened.
2. An organic waste gas treatment device for an evacuation-change furnace according to claim 1, wherein: the device further comprises a mixed flow box (5), wherein the first pipeline (15) is connected to the mixed flow box (5) and is connected to the adsorption box (9) through the mixed flow box (5).
3. An organic waste gas treatment device for an evacuation-change furnace according to claim 2, wherein: still include new trend fan (7), be provided with new trend valve (6) on mixing box (5), new trend fan (7) are connected on new trend valve (6).
4. An organic waste gas treatment device for an evacuation-change furnace according to claim 1, wherein: the fire arrestor also comprises a fire arrestor (11), wherein the fire arrestor (11) is arranged on the third pipeline (17) and is positioned between the connection part of the adsorption box valve (14) and the second pipeline (16).
5. An organic waste gas treatment device for an evacuation-change furnace according to claim 1, wherein: the catalytic combustor is characterized by further comprising a T-shaped connecting pipeline (18), wherein one pipeline port of the T-shaped connecting pipeline (18) is fixedly connected to an exhaust gas discharge pipeline below the catalytic combustor (2), and the first pipeline (15) and the second pipeline (16) are respectively connected to the other two pipeline ports of the T-shaped connecting pipeline (18).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321296325X | 2023-05-26 | ||
| CN202321296325 | 2023-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220397548U true CN220397548U (en) | 2024-01-26 |
Family
ID=89606566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321401502.6U Active CN220397548U (en) | 2023-05-26 | 2023-06-05 | Organic waste gas treatment device for emptying and returning to furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220397548U (en) |
-
2023
- 2023-06-05 CN CN202321401502.6U patent/CN220397548U/en active Active
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