CN220017394U - Incineration purification system for treating volatile solvent - Google Patents
Incineration purification system for treating volatile solvent Download PDFInfo
- Publication number
- CN220017394U CN220017394U CN202321558469.8U CN202321558469U CN220017394U CN 220017394 U CN220017394 U CN 220017394U CN 202321558469 U CN202321558469 U CN 202321558469U CN 220017394 U CN220017394 U CN 220017394U
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- Prior art keywords
- heat exchanger
- valve
- catalytic reactor
- temperature detection
- purification system
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- 238000000746 purification Methods 0.000 title claims abstract description 16
- 239000002904 solvent Substances 0.000 title claims abstract description 16
- 230000003197 catalytic effect Effects 0.000 claims abstract description 37
- 239000002912 waste gas Substances 0.000 claims abstract description 22
- 239000001301 oxygen Substances 0.000 claims abstract description 6
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 6
- 230000001502 supplementing effect Effects 0.000 claims abstract description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 46
- 238000004880 explosion Methods 0.000 claims description 12
- 230000001706 oxygenating effect Effects 0.000 claims description 6
- 239000007789 gas Substances 0.000 description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 101100169314 Viola odorata Voc3 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
Landscapes
- Incineration Of Waste (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model discloses an incineration purification system for treating volatile solvents, which comprises a mixing box, an oxygen supplementing tank, a heat exchanger, an electric heater, a first catalytic reactor and a second catalytic reactor, wherein the mixing box is connected with an external waste gas generating device through an air inlet valve, a heat exchange coil is arranged in the heat exchanger, the mixing box is connected with the heat exchange coil through a main induced draft fan, the heat exchange coil is connected with the electric heater, the right side of the electric heater is connected with the left side of the heat exchanger through the first catalytic reactor and the second catalytic reactor in sequence, and the right side of the heat exchanger is connected with a chimney.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, in particular to an incineration purification system for treating volatile solvents.
Background
In the production process of the battery industry, a lot of high-concentration waste gases are generated when the reaction kettle, the tank farm storage tank and the workshop packaging barrel are purged, and the waste gases contain nitrogen and VOC3 (organic volatile compounds) which are 3 Not only is the health of workers impaired, but direct discharge without treatment also results in environmental pollution.
Due to VOC 3 The incinerator has inflammability, the existing incinerator purifying device has no reliable protective measures when being used for treating the incinerator purifying device, dangers are easy to occur when the incinerator purifying device is used for treating the incinerator purifying device, and the existing incinerator purifying device cannot stably and efficiently treat VOC 3 And (5) processing.
Disclosure of Invention
In order to solve the problems, the utility model provides an incineration purification system for treating volatile solvents, which is realized by the following technical scheme.
An incineration purification system for treating volatile solvents comprises a mixing box, an oxygen supplementing tank, a heat exchanger, an electric heater, a first catalytic reactor and a second catalytic reactor; the left side of mixing box is connected with external waste gas generating device through the admission valve, the oxygenating jar is connected with the mixing box through the oxygenating valve, the inside of heat exchanger is equipped with heat exchange coil, the right side of mixing box is connected with the main pressure valve through the access connection of main draught fan and heat exchange coil, the both sides of main draught fan, heat exchange coil's exit end is connected with electric heater's left side, and electric heater's right side loops through first catalytic reactor and second catalytic reactor and is connected with the left side of heat exchanger, and the right side of heat exchanger is connected with the chimney.
Preferably, a flame arrester is connected between the external waste gas generating device and the air inlet valve.
Preferably, an emergency bypass valve is connected between the flame arrester and the air inlet valve, and the emergency bypass valve further comprises a lower explosion limit detector, wherein the detection end of the lower explosion limit detector is connected with the left side of the flame arrester, and the control end of the lower explosion limit detector is respectively connected with the air inlet valve and the emergency bypass valve.
Preferably, the device further comprises a standby induced draft fan, wherein the standby induced draft fan is connected with the main induced draft fan in parallel, and the left side and the right side of the standby induced draft fan are connected with standby pressure valves.
Preferably, the intelligent fire-fighting device further comprises a pressure display adjusting alarm, wherein the detection end of the pressure display adjusting alarm is connected with the left side of the fire arrestor, and the control end of the pressure display adjusting alarm is connected with the main induced draft fan.
Preferably, the device further comprises a first temperature detection controller, wherein the detection end of the first temperature detection controller is connected with the electric heater and the first catalytic reactor, and the control end of the first temperature detection controller is connected with the electric heater.
Preferably, the device further comprises a second temperature detection controller, a hot plate through pipe is connected between the right side of the heat exchanger and the first catalytic reactor as well as between the right side of the heat exchanger and the second catalytic reactor, a hot plate through valve is connected to the hot plate through pipe, the detection end of the second temperature detection controller is connected between the hot plate through pipe and the first catalytic reactor, and the control end of the second temperature detection controller is connected with the hot plate through valve.
Preferably, the heat exchange device further comprises a third temperature detection controller, a heat exchanger disc through pipe is connected between the inlet end and the outlet end of the heat exchange coil, a heat exchanger disc through valve is connected to the heat exchanger disc through pipe, the detection end of the third temperature detection controller is connected between the outlet end of the heat exchange coil and the electric heater, and the control end of the third temperature detection controller is connected with the heat exchanger disc through valve.
The utility model has the beneficial effects that the utility model is provided with multiple protection control measures, and when the concentration of the waste gas is higher or the temperature is higher, the utility model has urgent emission and control measures, so that the waste gas treatment process is safer, the waste gas can be stably and efficiently treated by adopting the two-stage catalytic incineration device, and the utility model is also provided with the flame arrestor, thereby ensuring the safety protection of the source and the tail gas treatment system.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description of the specific embodiments will be briefly described below, it being obvious that the drawings in the following description are only some examples of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1: the utility model discloses a schematic diagram of an incineration purification system for treating volatile solvents.
The reference numerals are as follows:
the device comprises a 1-mixing box, a 2-oxygen supplementing tank, a 3-heat exchanger, a 4-electric heater, a 5-first catalytic reactor, a 6-second catalytic reactor, a 7-air inlet valve, an 8-oxygen supplementing valve, a 9-heat exchange coil, a 10-main induced draft fan, an 11-main pressure valve, a 12-chimney, a 13-flame arrestor, a 14-emergency disc through valve, a 15-explosion lower limit detector, a 16-standby induced draft fan, a 17-standby pressure valve, a 18-pressure regulation display alarm, a 19-first temperature detection controller, a 20-second temperature detection controller, a 21-hot disc through pipe, a 22-hot disc through valve, a 23-third temperature detection controller, a 24-heat exchanger disc through pipe and a 25-heat exchanger disc through valve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, an incineration purification system for treating volatile solvents comprises a mixing box 1, an oxygen supplementing tank 2, a heat exchanger 3, an electric heater 4, a first catalytic reactor 5 and a second catalytic reactor 6; the left side of mixing box 1 is connected with external exhaust gas generating device through admission valve 7, oxygenating jar 2 is connected with mixing box 1 through oxygenating valve 8, the inside of heat exchanger 3 is equipped with heat exchange coil 9, the right side of mixing box 1 is connected with heat exchange coil 9's access connection through main draught fan 10, the both sides of main draught fan 10 are connected with main pressure valve 11, heat exchange coil 9's exit end is connected with electric heater 4's left side, electric heater 4's right side loops through first catalytic reactor 5 and second catalytic reactor 6 and is connected with heat exchanger 3's left side, heat exchanger 3's right side is connected with chimney 12.
The external waste gas generating device mainly comprises a reaction kettle, a tank field storage tank and waste gas generated during cleaning and purging of workshop packaging barrels, wherein the waste gas contains high-concentration VOC 3.
The mixed gas enters the heat exchange coil 9, the mixed gas flowing in the heat exchange coil 9 is preheated through the heat exchanger 3, the preheated waste gas is heated by the electric heater 4, the heated waste gas sequentially enters the first catalytic reactor 5 and the second catalytic reactor 6 for catalytic incineration, the flue gas after catalytic incineration is discharged into the atmosphere through the heat exchanger 3 and the chimney 12, and the flue gas after combustion has a certain temperature, so that the waste gas flowing in the heat exchange coil 9 can be preheated.
Further, a flame arrester 13 is connected between the external exhaust gas generating device and the air inlet valve 7.
Due to the flame arrester 13, the waste gas source and the subsequent waste gas treatment system can be separated, so that fire disasters are avoided, and the safety protection function is achieved.
Further, an emergency bypass valve 14 is connected between the flame arrester 13 and the air inlet valve 7, and the emergency bypass valve further comprises a lower explosion limit detector 15, wherein the detection end of the lower explosion limit detector 15 is connected with the left side of the flame arrester 13, and the control end of the lower explosion limit detector 15 is respectively connected with the air inlet valve 7 and the emergency bypass valve 14.
When the lower explosion limit detector 15 detects that the concentration of the exhaust gas exceeds the standard, for example, the concentration is more than 20% LEL, the lower explosion limit detector 15 controls the air inlet valve 7 to be closed and controls the emergency disc through valve to be opened, so that the exhaust gas is discharged in an emergency way until the LEL is in a safety value.
Further, the device also comprises a standby induced draft fan 16, wherein the standby induced draft fan 16 is connected with the main induced draft fan 10 in parallel, and the left side and the right side of the standby induced draft fan 16 are connected with standby pressure valves 17.
When the main induced draft fan 10 is damaged, a standby induced draft fan 16 is added for enabling the system to work normally.
Further, the intelligent fire extinguisher further comprises a pressure display adjusting alarm 18, wherein the detecting end of the pressure display adjusting alarm 18 is connected with the left side of the fire extinguisher 13, and the control end of the pressure display adjusting alarm 18 is connected with the main induced draft fan 10.
The pressure of the waste gas in the pipeline can be detected through the pressure display adjusting alarm 18, the pressure display adjusting alarm 18 has the functions of pressure display, adjustment and alarm, when the pressure is high, the pressure display adjusting alarm 18 sends out an alarm signal and controls the power of the main induced draft fan 10 to be reduced, so that the input of the waste gas is reduced, and when the pressure is too high, the main pressure valve 11 can be controlled to be closed, and the inflow of the waste gas is cut off.
Further, the electric heater also comprises a first temperature detection controller 19, wherein the detection end of the first temperature detection controller 19 is connected with the electric heater 4 and the first catalytic reactor 5, and the control end of the first temperature detection controller 19 is connected with the electric heater 4.
If the preheated exhaust gas reaches the catalytic temperature, the electric heater 4 is turned on, and if the preheated exhaust gas does not reach the catalytic temperature, the first temperature detection controller 19 controls the heater to work.
Further, the device also comprises a second temperature detection controller 20, a hot plate through pipe 21 is connected between the right side of the heat exchanger 3 and the first catalytic reactor 5 and between the right side of the heat exchanger and the second catalytic reactor 6, a hot plate through valve 22 is connected to the hot plate through pipe 21, a detection end of the second temperature detection controller 20 is connected between the hot plate through pipe 21 and the first catalytic reactor 5, and a control end of the second temperature detection controller 20 is connected with the hot plate through valve 22.
Further, the heat exchanger further comprises a third temperature detection controller 23, a heat exchanger plate through pipe 24 is connected between the inlet end and the outlet end of the heat exchange coil 9, a heat exchanger plate through valve 25 is connected to the heat exchanger plate through pipe 24, the detection end of the third temperature detection controller 23 is connected between the outlet end of the heat exchange coil 9 and the electric heater 4, and the control end of the third temperature detection controller 23 is connected with the heat exchanger plate through valve 25.
When the detected exhaust gas temperature is high, the hot plate through valve 22 may be opened by the second temperature detection controller 20 so that the incineration flue gas is directly discharged without preheating the exhaust gas through the heat exchanger 3.
The heat exchanger coil valve 25 can also be opened by the third temperature detection controller 23 so that the exhaust gas does not pass through the preheating in the heat exchanger 3.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (8)
1. An incineration purification system for treating volatile solvents, characterized in that: comprises a mixing box (1), an oxygen supplementing tank (2), a heat exchanger (3), an electric heater (4), a first catalytic reactor (5) and a second catalytic reactor (6); the left side of mixing box (1) is connected with external waste gas generating device through admission valve (7), oxygenating tank (2) are connected with mixing box (1) through oxygenating valve (8), the inside of heat exchanger (3) is equipped with heat exchange coil (9), the right side of mixing box (1) is connected with main pressure valve (11) through the access connection of main draught fan (10) with heat exchange coil (9), the exit end of heat exchange coil (9) is connected with the left side of electric heater (4), and the right side of electric heater (4) loops through first catalytic reactor (5) and second catalytic reactor (6) and is connected with the left side of heat exchanger (3), and the right side of heat exchanger (3) is connected with chimney (12).
2. An incineration purification system for treating volatile solvents according to claim 1, characterised in that: a flame arrester (13) is connected between the external waste gas generating device and the air inlet valve (7).
3. An incineration purification system for treating volatile solvents according to claim 2, characterised in that: the emergency bypass valve (14) is connected between the flame arrester (13) and the air inlet valve (7), the emergency bypass valve further comprises an explosion lower limit detector (15), the detection end of the explosion lower limit detector (15) is connected with the left side of the flame arrester (13), and the control end of the explosion lower limit detector (15) is connected with the air inlet valve (7) and the emergency bypass valve (14) respectively.
4. An incineration purification system for the treatment of volatile solvents according to claim 3, characterised in that: the novel energy-saving air conditioner further comprises a standby induced draft fan (16), the standby induced draft fan (16) is connected with the main induced draft fan (10) in parallel, and standby pressure valves (17) are connected to the left side and the right side of the standby induced draft fan (16).
5. An incineration purification system for processing volatile solvents according to claim 4, characterised in that: the intelligent fire-fighting device further comprises a pressure display adjusting alarm (18), wherein the detecting end of the pressure display adjusting alarm (18) is connected with the left side of the fire arrestor (13), and the control end of the pressure display adjusting alarm (18) is connected with the main induced draft fan (10).
6. An incineration purification system for processing volatile solvents according to claim 5, characterised in that: the device further comprises a first temperature detection controller (19), wherein the detection end of the first temperature detection controller (19) is connected with the electric heater (4) and the first catalytic reactor (5), and the control end of the first temperature detection controller (19) is connected with the electric heater (4).
7. An incineration purification system for processing volatile solvents according to claim 6, characterised in that: still include second temperature detection controller (20), be connected with hot dish siphunculus (21) between the right side of heat exchanger (3) and first catalytic reactor (5) and second catalytic reactor (6), be connected with hot dish logical valve (22) on hot dish siphunculus (21), the detection end of second temperature detection controller (20) is connected between hot dish siphunculus (21) and first catalytic reactor (5), and the control end and the hot dish logical valve (22) of second temperature detection controller (20) are connected.
8. An incineration purification system for processing volatile solvents according to claim 7, characterised in that: the heat exchanger further comprises a third temperature detection controller (23), a heat exchanger disc through pipe (24) is connected between the inlet end and the outlet end of the heat exchange coil (9), a heat exchanger disc through valve (25) is connected to the heat exchanger disc through pipe (24), the detection end of the third temperature detection controller (23) is connected between the outlet end of the heat exchange coil (9) and the electric heater (4), and the control end of the third temperature detection controller (23) is connected with the heat exchanger disc through valve (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558469.8U CN220017394U (en) | 2023-06-16 | 2023-06-16 | Incineration purification system for treating volatile solvent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558469.8U CN220017394U (en) | 2023-06-16 | 2023-06-16 | Incineration purification system for treating volatile solvent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220017394U true CN220017394U (en) | 2023-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321558469.8U Active CN220017394U (en) | 2023-06-16 | 2023-06-16 | Incineration purification system for treating volatile solvent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220017394U (en) |
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2023
- 2023-06-16 CN CN202321558469.8U patent/CN220017394U/en active Active
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