CN220715209U - Welding fume exhaust treatment equipment - Google Patents
Welding fume exhaust treatment equipment Download PDFInfo
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- CN220715209U CN220715209U CN202322459563.4U CN202322459563U CN220715209U CN 220715209 U CN220715209 U CN 220715209U CN 202322459563 U CN202322459563 U CN 202322459563U CN 220715209 U CN220715209 U CN 220715209U
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- gas treatment
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- treatment equipment
- exhaust gas
- fan
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- 239000003496 welding fume Substances 0.000 title claims abstract description 21
- 239000007789 gas Substances 0.000 claims abstract description 37
- 239000002912 waste gas Substances 0.000 claims abstract description 28
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 24
- 239000010457 zeolite Substances 0.000 claims abstract description 24
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000006864 oxidative decomposition reaction Methods 0.000 claims abstract description 20
- 238000003795 desorption Methods 0.000 claims description 21
- 238000001179 sorption measurement Methods 0.000 claims description 17
- 238000007084 catalytic combustion reaction Methods 0.000 claims description 16
- 238000012544 monitoring process Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000002562 thickening agent Substances 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000010790 dilution Methods 0.000 description 4
- 239000012895 dilution Substances 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 3
- 238000010977 unit operation Methods 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to the technical field of waste gas treatment, in particular to welding fume waste gas treatment equipment, which comprises a waste gas treatment equipment body, wherein the waste gas treatment equipment body comprises an air inlet module, a PLC intelligent control system and a connecting pipeline for connecting equipment. The utility model has the advantages that: through the cooperation between exhaust-gas treatment equipment body, air inlet module, pretreatment module, zeolite runner concentrator, power module, oxidative decomposition module, PLC intelligent control system and the connecting tube for can realize the control to the exhaust-gas treatment equipment body through PLC, make the exhaust-gas treatment equipment body have high reliability, high stability, interference killing feature is strong, degree of automation is high convenient operation simple advantage, can make the thermal insulation performance of equipment good through the heat preservation that oxidative decomposition module surface set up, can make facility operation reliable and stable through detachable connecting tube, thereby can reduce the fault rate maintenance simple operation cost low.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, in particular to welding fume waste gas treatment equipment.
Background
The waste gas treatment equipment is equipment capable of adsorbing and filtering waste gas so as to enable the waste gas to reach the emission standard, and has a wide application range, wherein the waste gas treatment equipment can be used in the treatment of welding fume, and the welding fume is gas and dust generated in the welding process. The method has the characteristics of higher exhaust gas temperature, high viscosity, small smoke particles, solid and gaseous pollution compounding and the like. The existing welding process in China has low automation degree, scattered working points and a plurality of process variation factors, so that welding smoke cannot be thoroughly treated for a long time, but the existing welding smoke and waste gas treatment equipment still has some defects in the use process: the degree of automation of the existing welding fume and waste gas treatment equipment in the using process is low, so that the operation intensity of workers is high.
Disclosure of Invention
The object of the present utility model is to solve at least one of the technical drawbacks.
Therefore, an object of the present utility model is to provide a welding fume exhaust gas treatment device, which solves the problems mentioned in the background art, and overcomes the shortcomings existing in the prior art.
In order to achieve the above object, an embodiment of an aspect of the present utility model provides a welding fume exhaust gas treatment device, including an exhaust gas treatment device body, the exhaust gas treatment device body includes an air intake module, a PLC intelligent control system and a connecting pipe for connecting devices, the air intake module is connected with a pretreatment module, the pretreatment module is connected with a zeolite runner concentrator, the zeolite runner concentrator is connected with a power module, the power module is connected with an oxidative decomposition module, the oxidative decomposition module is connected with an exhaust gas outlet, the PLC intelligent control system is respectively connected with the air intake module, the pretreatment module, the zeolite runner concentrator, the power module, the oxidative decomposition module and the connecting pipe, the technical effects achieved by adopting the above scheme are that: the intelligent control system is connected with the air inlet module, the pretreatment module, the zeolite runner concentrator, the power module, the oxidative decomposition module and the connecting pipeline, and real-time data information such as unit operation information, fault information, equipment states and environmental parameters are monitored by the monitoring layer, meanwhile, operation can be completed through the touch screen, the operation parameters, the operation states and the fault reasons are displayed in real time, and corresponding operation is performed by the field equipment layer under the control of the control layer, so that the automation degree of the waste gas treatment equipment body is higher, and the operation strength is reduced.
By the above-mentioned arbitrary scheme preferred, PLC intelligent control system includes monitoring layer, control layer and field device layer, adopts the technical effect that above-mentioned scheme reaches to be: the field device layer composed of the main fan, the heater, various sensors, the electromagnetic valve, the pneumatic valve and other devices and components can transmit real-time running information, fault information, state of each device, environmental parameters and other real-time data information of each device to the control layer controlled by the PLC as a central processing unit, and then the control layer reflects the information on the touch screen, so that the monitoring and control of the field device can be more visual and convenient.
By the above-mentioned arbitrary scheme preferred, pretreatment module includes primary filter, intermediate filter and advanced filter, primary filter, intermediate filter and advanced filter keep away from the air inlet module in proper order, adopt the technical effect that above-mentioned scheme reached to be: the pretreatment module formed by the three layers of filters can filter particulate matters in the waste gas, so that the zeolite rotating wheel can be protected from being blocked by the particulate matters, and the service life of the rotating wheel is prolonged.
By the preferred of arbitrary scheme above-mentioned, power module includes adsorption fan and desorption fan, adsorption fan's one end is connected with zeolite runner concentrator, desorption fan's one end is connected with zeolite runner concentrator and pretreatment module respectively, adsorption fan and desorption fan's motor adopts variable frequency fan, adopts the technical effect that above-mentioned scheme reached to be: the motors of the main fan, the adsorption fan and the desorption fan adopt variable frequency motors, the operation of the fans is controlled by adopting a frequency converter, the frequency of the fans can be automatically adjusted according to the pressure change of a pipeline before the fans along with the change of the air quantity in the operation process of the system, the air quantity of the fans is adjusted, the energy is saved, the consumption is reduced, and the stability of a user production line is ensured.
By the preferred of arbitrary scheme above-mentioned, connecting tube is detachable pipeline, connecting tube's minimum sets up clean mouth, connecting tube's surface sets up the viewing aperture, connecting tube slope top is provided with washs the point position, adopts the technical effect that above-mentioned scheme reached to be: the detachable connecting pipeline has low failure rate, simple maintenance and low operation cost.
By the preferred of above-mentioned arbitrary scheme, oxidative decomposition module includes catalytic combustion room and plate heat exchanger, catalytic combustion room and plate heat exchanger and the surperficial outer heat preservation that all set up ceramic fiber material of tuber pipe, the technical effect that adopts above-mentioned scheme to reach is: the electric heating mode or the burner heating mode can be selected through the waste gas preheating mode, the PLC and the system temperature interlocking control are adopted, the plate heater can be automatically started when the waste gas temperature is lower than a certain temperature, the plate heater is automatically closed when the waste gas temperature is higher than a certain temperature, the high-precision controller is adopted to control the opening of the plate heater so as to save energy and ensure safe operation, and when the concentration of the waste gas in desorption gas reaches a certain value, the self-heating can be realized, and the purpose of saving energy is fully realized.
By the preferred of above-mentioned arbitrary scheme, exhaust-gas treatment equipment body is provided with flame arrester and rupture disk, adsorption fan and desorption fan select for use the explosion-proof type fan of grade for ExDIIBT4, the inside of catalytic combustion room sets up temperature monitoring point and temperature alarm system, the inside of connecting tube is provided with the concentration detector, adopts the technical effect that above-mentioned scheme reached to be: the dilution valve is arranged in front of the air inlet during catalytic combustion and is controlled by the PLC, when the temperature of the catalytic combustion chamber reaches different set values (at the moment, the electric heating is fully closed), the dilution valve can automatically open the valve in proportion, natural air is supplemented, the concentration of waste gas is reduced, and safe operation is ensured; when the catalytic combustion chamber exceeds the set maximum value, the desorption air inlet valve is closed, the cold supplementing valve is fully opened, the emergency cooling program is started, the catalytic bed is ensured not to run at the excessive temperature, and meanwhile, the explosion-proof type fan with the grade of ExDIIBT4 and the waste gas treatment equipment body are selected by the adsorption fan and the desorption fan, and multiple safety equipment such as a flame arrester, a rupture disc and the like are arranged, so that the occurrence of safety accidents can be avoided.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. this welding fume exhaust treatment equipment, through the cooperation between exhaust treatment equipment body, air inlet module, pretreatment module, zeolite runner concentrator, power module, oxidative decomposition module, PLC intelligent control system and the connecting tube for thereby can realize the control to the exhaust treatment equipment body through PLC, make the exhaust treatment equipment body have high reliability, high stability, interference killing feature is strong, degree of automation is high convenient operation simple advantage.
2. This welding fume exhaust gas treatment equipment can make the heat preservation of equipment good through the heat preservation that the oxidative decomposition module surface set up, can make the facility operation reliable and stable through detachable connecting tube to can reduce the fault rate, subsequent maintenance is simple and convenient simultaneously, and the working costs is low.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic top view of a part of a first embodiment of the present utility model;
fig. 3 is a structural diagram of a first embodiment of the present utility model.
Wherein: the device comprises a 1-waste gas treatment equipment body, a 2-air inlet module, a 3-pretreatment module, a 4-zeolite rotating wheel thickener, a 5-power module, a 501-adsorption fan, a 502-desorption fan, a 6-oxidative decomposition module, a 601-catalytic combustion chamber, a 602-plate heat exchanger, a 7-waste gas outlet, an 8-PLC intelligent control system and a 9-connecting pipeline.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following.
Embodiment one: as shown in fig. 1 to 3, a welding fume exhaust gas treatment device comprises an exhaust gas treatment device body 1, wherein the exhaust gas treatment device body 1 comprises an air inlet module 2, a PLC intelligent control system 8 and a connecting pipeline 9 for connecting the device, the air inlet module 2 is connected with a pretreatment module 3, the pretreatment module 3 is connected with a zeolite runner concentrator 4, the zeolite runner concentrator 4 is connected with a power module 5, the power module 5 is connected with an oxidative decomposition module 6, the oxidative decomposition module 6 is connected with an exhaust gas outlet 7, the PLC intelligent control system 8 is respectively connected with the air inlet module 2, the pretreatment module 3, the zeolite runner concentrator 4, the power module 5, the oxidative decomposition module 6 and the connecting pipeline 9, the PLC intelligent control system 8 is connected with the air inlet module 2, the pretreatment module 3, the zeolite runner concentrator 4, the power module 5, the oxidative decomposition module 6 and the connecting pipeline 9, and the real-time data information such as unit operation information, fault information, device states and environmental parameters can be displayed through a touch screen in real time, the operation states and fault reasons are displayed, and the control layer controls the field device layer to perform corresponding operation, so that the exhaust gas treatment device 1 has higher operation strength.
As an alternative technical scheme of the utility model, the PLC intelligent control system 8 comprises a monitoring layer, a control layer and a field device layer, and the field device layer consisting of equipment such as a main fan, a heater, various sensors, an electromagnetic valve, a pneumatic valve and the like and components can transmit real-time running information, fault information, equipment states, environment parameters and the like of each equipment to the control layer which is controlled by the PLC as a central processing unit, and then the control layer reacts the information on a touch screen, so that the monitoring and the control of the field device can be more visual and convenient.
As an alternative technical scheme of the utility model, the pretreatment module 3 comprises a primary filter, a middle-grade filter and a high-grade filter, the primary filter, the middle-grade filter and the high-grade filter are sequentially far away from the air inlet module 2, and the pretreatment module 3 consisting of three layers of filters can be used for filtering particulate matters in waste gas, so that the zeolite rotating wheel can be protected from being blocked by the particulate matters, and the service life of the rotating wheel is prolonged.
As an alternative technical scheme of the utility model, the power module 5 comprises an adsorption fan 501 and a desorption fan 502, one end of the adsorption fan 501 is connected with the zeolite runner concentrator 4, one end of the desorption fan 502 is respectively connected with the zeolite runner concentrator 4 and the pretreatment module 3, motors of the adsorption fan 501 and the desorption fan 502 adopt variable frequency fans, the motors of the adsorption fan 501 and the desorption fan 502 through a main fan and a variable frequency motor are controlled by adopting a frequency converter, the fan operation is controlled by adopting the frequency converter, and in the operation process of the system, the fan frequency can be automatically adjusted according to the change of the pressure of a pipeline in front of the fan along with the change of the air quantity, the air quantity of the fan is adjusted, the energy is saved, the consumption is reduced, and the stability of a user production line is ensured.
As an alternative technical scheme of the utility model, the connecting pipeline 9 is a detachable pipeline, a cleaning port is arranged at the lowest point of the connecting pipeline 9, an observation port is arranged on the surface of the connecting pipeline 9, a cleaning point is arranged at the slope top of the connecting pipeline 9, and the detachable connecting pipeline 9 has low failure rate, simple maintenance and low operation cost.
As an alternative technical scheme of the utility model, the oxidative decomposition module 6 comprises a catalytic combustion chamber 601 and a plate heat exchanger 602, the surfaces of the catalytic combustion chamber 601, the plate heat exchanger 602 and an air pipe are respectively provided with an external heat-insulating layer made of ceramic fiber materials, two heating modes of electric heating or a burner can be selected by an exhaust gas preheating mode, PLC and system temperature interlocking control is adopted, when the exhaust gas temperature is lower than a certain temperature, the plate heater 602 is automatically started, when the exhaust gas temperature is higher than a certain temperature, the opening of the plate heater 602 is controlled by a high-precision controller so as to save energy and ensure safe operation, and when the concentration of the exhaust gas in desorption gas reaches a certain value, self-heating can be realized, and the purpose of saving energy is fully realized.
As an alternative technical scheme of the utility model, the waste gas treatment equipment body 1 is provided with a flame arrester and a rupture disk, the adsorption fan 501 and the desorption fan 502 are explosion-proof fans with the grade of ExDIIBT4, a temperature monitoring point and a temperature alarm system are arranged in the catalytic combustion chamber 601, a concentration detector is arranged in the connecting pipeline 9, a dilution valve is arranged in front of an air inlet during catalytic combustion 601 and is controlled by a PLC, and when the temperature of the catalytic combustion chamber reaches different set values (at the moment, electric heating is fully closed), the dilution valve automatically opens the valve in proportion, natural air is supplemented to reduce the waste gas concentration, and safe operation is ensured; when the catalytic combustion chamber exceeds the set maximum value, the desorption air inlet valve is closed, the cold supplementing valve is fully opened, the emergency cooling program is started, the catalytic bed is ensured not to run at the excessive temperature, and meanwhile, the explosion-proof type fan with the grade of ExDIIBT4 and the waste gas treatment equipment body 1 are selected through the adsorption fan 501 and the desorption fan 502, and multiple safety equipment such as a flame arrester, a rupture disc and the like are arranged to prevent safety accidents.
A welding fume exhaust gas treatment device has the following working principle: the intelligent control system 8 is connected with the air inlet module 2, the pretreatment module 3, the zeolite rotating wheel thickener 4, the power module 5, the oxidative decomposition module 6 and the connecting pipeline 9, and real-time data information such as unit operation information, fault information, equipment states, environmental parameters and the like are processed through the monitoring layer, meanwhile, operation can be completed through the touch screen, the operation parameters, the operation states and the fault reasons are displayed in real time, and corresponding operation is performed through the control layer control field equipment layer, so that the automation degree of the waste gas treatment equipment body 1 is higher, and the operation strength is reduced.
To sum up, this welding fume exhaust gas treatment equipment, through exhaust gas treatment equipment body 1, air inlet module 2, pretreatment module 3, zeolite runner concentrator 4, power module 5, the cooperation between oxidation decomposition module 6, PLC intelligent control system 8 and connecting tube 9, thereby make through PLC can realize the control to exhaust gas treatment equipment body 1, make exhaust gas treatment equipment body 1 have high reliability, high stability, interference killing feature is strong, degree of automation is high convenient operation simple's advantage, the heat preservation through the heat preservation that oxidation decomposition module 6 surface set up can make equipment's thermal insulation performance is good, can make facility operation reliable and stable through detachable connecting tube 9, thereby can reduce the fault rate, subsequent maintenance is simple and convenient simultaneously, the running cost is low.
Claims (7)
1. Welding fume exhaust gas treatment equipment, including exhaust gas treatment equipment body (1), its characterized in that: exhaust treatment equipment body (1) are including air inlet module (2), PLC intelligent control system (8) and connecting tube (9) that are used for connecting device, air inlet module (2) are connected with pretreatment module (3), pretreatment module (3) are connected with zeolite runner concentrator (4), zeolite runner concentrator (4) are connected with power module (5), power module (5) are connected with oxidative decomposition module (6), oxidative decomposition module (6) are connected with exhaust gas outlet (7), PLC intelligent control system (8) are connected with air inlet module (2), pretreatment module (3), zeolite runner concentrator (4), power module (5), oxidative decomposition module (6) and connecting tube (9) respectively.
2. The welding fume exhaust gas treatment apparatus according to claim 1, wherein: the PLC intelligent control system (8) comprises a monitoring layer, a control layer and a field device layer.
3. A welding fume exhaust gas treatment apparatus according to claim 2, wherein: the pretreatment module (3) comprises a primary filter, a middle-stage filter and a high-stage filter, and the primary filter, the middle-stage filter and the high-stage filter are sequentially far away from the air inlet module (2).
4. A welding fume exhaust gas treatment apparatus according to claim 3, wherein: the power module (5) comprises an adsorption fan (501) and a desorption fan (502), one end of the adsorption fan (501) is connected with the zeolite rotating wheel thickener (4), one end of the desorption fan (502) is connected with the zeolite rotating wheel thickener (4) and the pretreatment module (3) respectively, and motors of the adsorption fan (501) and the desorption fan (502) adopt variable frequency fans.
5. The welding fume exhaust gas treatment apparatus according to claim 4, wherein: the connecting pipeline (9) is a detachable pipeline, a cleaning port is formed in the lowest point of the connecting pipeline (9), an observation port is formed in the surface of the connecting pipeline (9), and a cleaning point position is formed in the slope top of the connecting pipeline (9).
6. The welding fume exhaust gas treatment apparatus according to claim 5, wherein: the oxidative decomposition module (6) comprises a catalytic combustion chamber (601) and a plate heat exchanger (602), and the surfaces of the catalytic combustion chamber (601), the plate heat exchanger (602) and the air pipe are respectively provided with an outer heat-preserving layer made of ceramic fiber materials.
7. The welding fume exhaust gas treatment apparatus according to claim 6, wherein: the waste gas treatment equipment body (1) is provided with a flame arrester and a rupture disk, an explosion-proof type fan with the grade of ExDIIBT4 is selected for use by the adsorption fan (501) and the desorption fan (502), a temperature monitoring point and a temperature alarm system are arranged in the catalytic combustion chamber (601), and a concentration detector is arranged in the connecting pipeline (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322459563.4U CN220715209U (en) | 2023-09-11 | 2023-09-11 | Welding fume exhaust treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322459563.4U CN220715209U (en) | 2023-09-11 | 2023-09-11 | Welding fume exhaust treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220715209U true CN220715209U (en) | 2024-04-05 |
Family
ID=90485569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322459563.4U Active CN220715209U (en) | 2023-09-11 | 2023-09-11 | Welding fume exhaust treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220715209U (en) |
-
2023
- 2023-09-11 CN CN202322459563.4U patent/CN220715209U/en active Active
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