CN209997400U - Waste gas treatment system for casting core-making workshop - Google Patents
Waste gas treatment system for casting core-making workshop Download PDFInfo
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- CN209997400U CN209997400U CN201920728643.6U CN201920728643U CN209997400U CN 209997400 U CN209997400 U CN 209997400U CN 201920728643 U CN201920728643 U CN 201920728643U CN 209997400 U CN209997400 U CN 209997400U
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- treatment system
- exhaust
- gas treatment
- waste gas
- exhaust treatment
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- 239000002912 waste gas Substances 0.000 title claims abstract description 48
- 238000005266 casting Methods 0.000 title claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 238000005070 sampling Methods 0.000 claims abstract description 13
- 230000005611 electricity Effects 0.000 claims abstract description 4
- 239000000779 smoke Substances 0.000 claims description 25
- 238000005507 spraying Methods 0.000 claims description 24
- 239000000428 dust Substances 0.000 claims description 22
- 238000007539 photo-oxidation reaction Methods 0.000 claims description 16
- 230000003197 catalytic effect Effects 0.000 claims description 10
- 238000006555 catalytic reaction Methods 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 description 9
- 238000012545 processing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000006303 photolysis reaction Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model provides an casting coremaking workshop exhaust-gas treatment system belongs to waste gas treatment field, including exhaust-gas treatment module and chimney, still include control module, control module includes on-line monitoring feedback equipment and PLC controller, on-line monitoring feedback equipment includes detection device, detection device includes the sampling sensor, the sampling sensor is located exhaust-gas treatment module entrance, and the chimney exit, the PLC controller with exhaust-gas treatment module, and the detection device electricity is connected.
Description
Technical Field
The utility model belongs to the waste gas treatment field especially relates to kinds of casting coremaking workshop exhaust treatment system.
Background
The waste gas concentration discharged by the core-making workshops is low, the types of workshop equipment are large, only part of the equipment is possibly opened during normal use, and other parts of the equipment are in a shutdown state, so the waste gas discharge concentration and flow of the core-making workshops are unstable, casting workshops are usually provided with sets of waste gas treatment equipment, the waste gas treatment of the core-making workshops is high in energy consumption and resource waste, in addition, set of smoke dust is generated in the core-making process by using a heating organic binder, the main components of the smoke dust are fine particles, aldehydes, phenols and amine waste gas, the cavity cooling process of the core-making machines also generates a large amount of smoke dust, the release time of the smoke dust is short, but the waste gas concentration is several times of the emission amount of the hot core process, but the smoke dust is usually ignored by high-power removal equipment, and the energy consumption of the whole equipment is usually ignored.
Patent CN 207546217U discloses kinds of high accuracy photodissociation catalysis exhaust-gas treatment equipment, collect the cover including waste gas, the waste gas dust removal tower, circulating line upper portion is equipped with the circulation control valve, and the photodissociation treatment box, photodissociation treatment box upper portion are equipped with the monitoring top cap, and monitoring top cap middle part is equipped with gas composition monitoring induction element.
However, the above patent does not change the exhaust gas treatment power according to the exhaust emission concentration of the core making plant, and still has the problems of high energy consumption and energy waste.
Disclosure of Invention
The utility model discloses there is the energy consumption higher when being used for casting coremaking workshop exhaust-gas treatment to above-mentioned waste gas treatment equipment, the extravagant technical problem of the energy provides kinds of waste gas treatment effectual, the casting coremaking workshop exhaust-gas treatment system that the energy consumption is low.
In order to achieve the above object, the utility model discloses a technical scheme be:
the utility model provides an casting coremaking workshop exhaust-gas treatment system, including exhaust-gas treatment module and chimney, still include control module, control module includes on-line monitoring feedback equipment and PLC controller, on-line monitoring feedback equipment includes detection device, detection device includes the sampling sensor, the sampling sensor is located exhaust-gas treatment module entrance, and the chimney exit, the PLC controller with exhaust-gas treatment module, and the detection device electricity is connected.
Preferably, the detection device comprises a smoke concentration detector and a smoke flow meter, and the smoke concentration detector and the smoke flow meter are connected with the sampling sensor.
Preferably, the waste gas treatment module comprises a collection device, a dust removal device, a spraying device and a photo-oxidation catalytic device which are connected in sequence.
Preferably, the dust removal device, the spray device and the photo-oxidation catalysis device are respectively provided with a controller, and the controllers are electrically connected with the PLC.
Preferably, the collecting means comprises at least 2 exhaust gas collecting hoods.
Preferably, the device further comprises a shell, and the control module and the photo-oxidation catalytic device are arranged in the shell.
Preferably, the photo-oxidation catalysis device comprises an ultraviolet lamp tube unit and a catalysis unit, and the ultraviolet lamp tube unit is of a double-row opposite insertion type structure.
Preferably, the spraying device comprises double layers of spraying pipes, and each layer of spraying pipe is provided with an electromagnetic control valve.
Preferably, the control module further comprises a touch screen, and the touch screen is electrically connected with the detection device.
Compared with the prior art, the utility model discloses an advantage and beneficial effect lie in:
1. the utility model provides an waste gas treatment system for a casting core-making workshop, which has the characteristics of high waste gas treatment efficiency and low energy consumption;
2. the utility model provides an kinds of casting coremaking workshop exhaust treatment system has the efficient characteristics of smoke and dust entrapment.
Drawings
FIG. 1 is a schematic layout view of the waste gas treatment system of the casting core-making workshop according to the present invention;
in the above figures: 1. a control module; 2. a collection device; 21. a collection hood; 3. a dust removal device; 4. a spraying device; 5. a photo-oxygen catalytic device; 6. a fan; 7. and (4) a chimney.
Detailed Description
The present invention is now described in detail with reference to the exemplary embodiments thereof, however, it should be understood that the elements, structures and features of the embodiments may be beneficially incorporated in other embodiments without further recitation of .
In the description of the present invention, it should be understood that the terms "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that unless otherwise expressly specified or limited, the terms "connected" and "connecting" are to be construed as , for example, they may be fixedly connected or detachably connected or physically connected, they may be directly connected or indirectly connected through an intermediate medium, and they may communicate between two elements.
An embodiment, as shown in FIG. 1, the utility model provides an kinds of casting coremaking workshop exhaust-gas treatment system, including exhaust-gas treatment module and chimney 7, still include control module 1, control module 1 includes on-line monitoring feedback equipment and PLC controller, on-line monitoring feedback equipment includes detection device, detection device includes the sampling sensor, the sampling sensor is located exhaust-gas treatment module entrance, and chimney 7 exit, PLC controller and exhaust-gas treatment module, and the detection device electricity is connected.
In order to improve the detection precision, the detection device comprises a smoke concentration detector and a smoke flow meter, wherein the smoke concentration detector and the smoke flow meter are connected with a sampling sensor. The smoke concentration detector is used for detecting smoke concentration, the smoke flow meter is used for detecting smoke flow, monitoring smoke concentration and flow in real time, analyzing a detection result, feeding back according to an analysis result, controlling the processing power of the waste gas processing module, effectively improving waste gas processing efficiency and reducing energy consumption.
In order to ensure the waste gas treatment effect, the waste gas treatment module comprises a collection device 2, a dust removal device 3, a spraying device 4 and a photo-oxidation catalysis device 5 which are sequentially connected, wherein the collection device 2 is used for collecting waste gas in a casting core making workshop, the dust removal device 3 is used for carrying out dust removal treatment on the waste gas, a pulse back-blowing type dust remover is selected and used, the dust particle treatment effect is obvious for the dust particles in the casting workshop, the spraying device 4 is used for filtering the waste gas, the photo-oxidation catalysis device 5 is used for carrying out photo-oxidation treatment on the waste gas, the devices are sequentially connected, the waste gas is subjected to multi-stage treatment, the waste gas treatment effect is greatly improved, in addition, the waste gas treatment module also comprises a fan 6 connected with an outlet of the photo-oxidation catalysis device 5, the fan 6 is connected with a chimney 7 above the fan 6 through a connecting pipe, the chimney 7 is fixed on a support, and an exhaust port monitoring platform is.
, respectively arranging controllers on the dust removal device 3, the spray device 4 and the photo-oxidation catalytic device 5, wherein the controllers are electrically connected with the PLC, and controlling each controller by the PLC according to the waste gas concentration data feedback at the inlets of the dust removal device 3, the spray device 4 and the photo-oxidation catalytic device 5, so as to adjust the processing power of the dust removal device 3, the spray device 4 and the photo-oxidation catalytic device 5 in time, ensure the processing effect and save the energy consumption.
In order to improve the waste gas collection efficiency, the collection device 2 comprises at least 2 waste gas collection covers 21, specifically, 2 waste gas collection covers 21 are arranged beside each core making machine, waste gas collection covers 21 are positioned at the back of the core making machine, and waste gas collection covers 21 are positioned above the outlet of the core making machine, each air outlet is converged into a workshop main pipeline through a pipeline and extends to a dust removal module, the collection device 2 adopts a single-device front and back double-air-collecting cover design, and therefore the collection device can suck away the smoke generated during heating in real time and has high collection efficiency on the high-concentration smoke generated during cooling.
In order to improve the safety of the system, the system further comprises a shell, and the control module 1 and the photo-oxidation catalytic device 5 are arranged in the shell. The shell is built by 304 stainless steel, and is firm and corrosion-resistant. Wherein, the box body of the control module 1 is built by a sheet metal structure in the shell, and a cooling fan is arranged in the shell.
, in order to improve the treatment efficiency of the waste gas, the photo-oxidation catalyst 5 includes a UV lamp unit and a catalyst unit, the UV lamp unit is a dual-row plug-in structure, wherein the dual-row plug-in structure can make full use of the space to improve the treatment efficiency.
In order to improve the waste gas treatment effect, the spraying device 4 comprises double-layer spraying pipes, each layer of spraying pipe is provided with an electromagnetic control valve, the side of the spraying device 4 is connected with a power box, the spraying device 4 comprises a spraying tower, the spraying pipes are arranged in the spraying tower, the purpose of waste gas treatment is achieved through adsorption and filtration of the double-layer spraying pipes, the treated waste gas is dried through a drying demisting plate, a dry gas pipeline enters the photo-oxidation catalytic device 5, according to the concentration data of the waste gas at the inlet of the spraying device 4, a PLC controls the electromagnetic control valves to control the spraying state of each layer of spraying pipes, and the purposes of ensuring the treatment effect and saving energy consumption are achieved.
In order to monitor the exhaust gas treatment condition in real time, the control module 1 further comprises a touch screen, and the touch screen is electrically connected with the detection device. When the sampling sensor at the outlet of the chimney 7 transmits a signal to the control module 1 in the form of an electric signal, the touch screen displays the concentration data of the waste gas at the outlet in time and records the data in real time, and when the concentration value of the waste gas at the outlet is too high, the control module 1 automatically improves the processing power of the waste gas processing module and gives an alarm for reminding.
The working process of the waste gas treatment system of the casting core-making workshop comprises the following steps:
the sampling sensor turns into the signal of telecommunication with the waste gas concentration data of waste gas treatment module entrance and 7 exits of chimney, sends the PLC controller to, and the PLC controller is through doing intelligent analysis to concentration numerical value, and according to the analysis result, the PLC controller adjusts the processing power of waste gas treatment module. Specifically, when the concentration of the exhaust gas is high, the treatment power is increased; when the exhaust gas concentration is low, the exhaust gas treatment power is reduced.
Claims (9)
1. Casting coremaking workshop exhaust treatment system, including exhaust treatment module and chimney (7), its characterized in that: still include control module (1), control module (1) includes on-line monitoring feedback equipment and PLC controller, on-line monitoring feedback equipment includes detection device, detection device includes the sampling sensor, the sampling sensor is located exhaust-gas treatment module entrance, and chimney (7) exit, the PLC controller with exhaust-gas treatment module, and the detection device electricity is connected.
2. The exhaust treatment system of claim 1, wherein: the detection device comprises a smoke concentration detector and a smoke flow instrument, and the smoke concentration detector and the smoke flow instrument are connected with the sampling sensor.
3. The exhaust treatment system of claim 1, wherein: the waste gas treatment module comprises a collecting device (2), a dust removing device (3), a spraying device (4) and a photo-oxidation catalytic device (5) which are connected in sequence.
4. The exhaust treatment system of claim 3, wherein: the dust removal device (3), the spraying device (4) and the photo-oxidation catalysis device (5) are respectively provided with a controller, and the controllers are electrically connected with the PLC.
5. The exhaust treatment system of claim 3, wherein: the collecting device (2) comprises at least 2 exhaust gas collecting hoods (21).
6. The exhaust treatment system of claim 3, wherein: the device is characterized by further comprising a shell, wherein the control module (1) and the photo-oxygen catalytic device (5) are arranged in the shell.
7. The exhaust treatment system of claim 3, wherein: the photo-oxygen catalysis device (5) comprises an ultraviolet lamp tube unit and a catalysis unit, wherein the ultraviolet lamp tube unit is of a double-row opposite insertion type structure.
8. The exhaust treatment system of claim 3, wherein: the spraying device (4) comprises double layers of spraying pipes, and each layer of spraying pipe is provided with an electromagnetic control valve.
9. The exhaust treatment system of claim 1, wherein: the control module (1) further comprises a touch screen, and the touch screen is electrically connected with the detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920728643.6U CN209997400U (en) | 2019-05-21 | 2019-05-21 | Waste gas treatment system for casting core-making workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920728643.6U CN209997400U (en) | 2019-05-21 | 2019-05-21 | Waste gas treatment system for casting core-making workshop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209997400U true CN209997400U (en) | 2020-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920728643.6U Active CN209997400U (en) | 2019-05-21 | 2019-05-21 | Waste gas treatment system for casting core-making workshop |
Country Status (1)
| Country | Link |
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| CN (1) | CN209997400U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112588087A (en) * | 2021-03-02 | 2021-04-02 | 江中药业股份有限公司 | Workshop gas purification and separation structure with online sensing function |
| CN113599975A (en) * | 2021-08-12 | 2021-11-05 | 湖州南丰机械制造有限公司 | Workshop casting waste gas treatment device and treatment process thereof |
-
2019
- 2019-05-21 CN CN201920728643.6U patent/CN209997400U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112588087A (en) * | 2021-03-02 | 2021-04-02 | 江中药业股份有限公司 | Workshop gas purification and separation structure with online sensing function |
| CN113599975A (en) * | 2021-08-12 | 2021-11-05 | 湖州南丰机械制造有限公司 | Workshop casting waste gas treatment device and treatment process thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231124 Address after: 266400 88 Gang Xing Road, POI Town, Huangdao District, Qingdao, Shandong Patentee after: Qingdao Hailang Intelligent Equipment Co.,Ltd. Address before: 266400 88 Gang Xing Road, POI Town, Huangdao District, Qingdao, Shandong Patentee before: QINGDAO DOUBLESTAR ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. |