CN210613380U - Plastic waste gas treatment system - Google Patents
Plastic waste gas treatment system Download PDFInfo
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- CN210613380U CN210613380U CN201921307017.6U CN201921307017U CN210613380U CN 210613380 U CN210613380 U CN 210613380U CN 201921307017 U CN201921307017 U CN 201921307017U CN 210613380 U CN210613380 U CN 210613380U
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Abstract
A plastic waste gas treatment system belongs to the technical field of waste gas treatment equipment. The method is characterized in that: spray column gas outlet (17) of spray column (1) is linked together with rose box air inlet (29) of rose box (3), rose box gas outlet (30) of rose box (3) are linked together with the air inlet of oil smoke clarifier (4), the gas outlet of oil smoke clarifier (4) is linked together with the air inlet of photocatalytic system (5), the gas outlet of photocatalytic system (5) or spray column air inlet (8) of spray column (1) are connected with draught fan (6), spray column (1) are established ties and are provided with multistage, and spray column liquid outlet (10) of every spray column (1) all are connected with water oil separating box (2). The plastic waste gas treatment system has the advantages of high purification efficiency, impact load resistance, relatively saved investment, no secondary pollution, perfect functions and protection matching of the plastic waste gas treatment system, safe and stable operation, simple operation and use, low damage rate and small maintenance amount.
Description
Technical Field
A plastic waste gas treatment system belongs to the technical field of waste gas treatment equipment.
Background
The main generation links of waste gases of PVC plates, PC plates, plastic granulation and the like are working procedures of plastic heating, plate rolling and the like, and main pollutants comprise oils, non-methane total hydrocarbons and the like. The odor components of the waste gas are complex and variable, and the VOC concentration in the waste gas is about 200mg/m3The concentration of the odor is about 10000 (dimensionless), the content of oil smoke particles in the waste gas is large, and process equipment needs to remove the oil smoke in a targeted manner.
The exhaust emission is carried out by GB16297-96 Integrated emission Standard for air pollutants and GB14554-93 emission Standard for malodorous pollutants. In the existing waste gas treatment of plastic granulation production lines, the common means mainly adopts filter cotton to remove oil, and active carbon to adsorb and reduce VOC and the like to treat gaseous pollutants, and because the plastic granulation waste gas emission is large, the pollution components are complex and changeable, the investment of conventional treatment equipment is high, and the environmental protection requirement is difficult to achieve.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: overcomes the defects of the prior art, and provides a plastic waste gas treatment system which can purify plastic waste gas and ensure that the plastic waste gas can meet the environmental protection requirement.
The utility model provides a technical scheme that its technical problem adopted is: this plastics waste gas treatment system, its characterized in that: including the spray column, the rose box, oil smoke clarifier and photocatalytic system, the spray column gas outlet of spray column is linked together with the rose box air inlet of rose box, the rose box gas outlet of rose box is linked together with the air inlet of oil smoke clarifier, the gas outlet of oil smoke clarifier is linked together with photocatalytic system's air inlet, photocatalytic system's gas outlet or the spray column air inlet of spray column are connected with the draught fan, the spray column is established ties and is provided with multistage, and the spray column liquid outlet of every spray column all is connected with oil water separating box.
Preferably, a water outlet of the oil-water separation tank is connected with a spray pump, and a water outlet of the spray pump is communicated with a water inlet of the corresponding spray tower.
Preferably, a spray tower air distribution device is arranged in the spray tower and is arranged on the upper side of the air inlet of the spray tower.
Preferably, the spray tower air distribution device comprises a plurality of spray tower air distribution plates arranged in the spray tower, the plurality of spray tower air distribution plates are uniformly distributed at intervals around the axis of the spray tower, and the spray tower air distribution plates are inclined gradually downwards along the direction close to the inner wall of the spray tower.
Preferably, a plurality of spray pipes are arranged in the spray tower from bottom to top at intervals, and spray nozzles are arranged on the lower sides of the spray pipes.
Preferably, the oil-water separation case include separator box, separator box filter screen and oil interceptor, the separator box filter screen sets up in the separator box to separate into mixed liquid district and clear water district with the separator box, the vertical setting of oil interceptor is in mixed liquid district, the lower part in clear water district is provided with the outlet, the mixed liquid district of oil interceptor upside is provided with the oil drain port.
Preferably, the oil removal plate be provided with the polylith along the direction interval that is close to the separator box filter screen, the upside parallel and level of oil removal plate, the oil removal plate is at the length of vertical direction along being close to the separator box filter screen crescent, the oil drain port setting lies in the adjacent oil removal plate upside of separator box filter screen.
Preferably, the filter box comprises a filter box body and a filter box filter screen, a filter box air inlet and a filter box air outlet are formed in the filter box body, the filter box filter screen is arranged in the filter box body, and the filter box filter screen is arranged between the filter box air inlet and the filter box air outlet.
Preferably, the filter box filter screen is installed on the filter screen mounting bracket, and the filter screen mounting bracket is connected with the filter box body in a sliding manner.
Preferably, a filter box air distribution device is arranged in the filter box body and is arranged between the filter box air inlet and the filter box filter screen.
Compared with the prior art, the utility model discloses the beneficial effect who has is:
1. this plastics waste gas treatment system sprays the deoiling through the spray column, the spray column is established ties and is provided with multistage, the deoiling effect has been strengthened, oil water separator can separate the profit, the rose box can further collect the grease that the spray column did not remove to the greatest extent, and the dry steam of smuggleing secretly that sprays, reduce the influence to subsequent equipment, the oil smoke clarifier can further get rid of the little molecular oil that omits and drip, improve the oil smoke rate of getting rid of to more than 98%, prevent that a small amount of oil smoke from perhaps adhering to the fluorescent tube, photocatalysis system passes through photocatalyst district with waste gas, ultraviolet ray and titanium base catalyst through specific wavelength, produce photolysis reaction and oxygen atom oxidation through the region, OH-The final peculiar smell component is treated through oxidation reaction, VOC and odor are removed, the removal rate can reach 90%, the gas reaching the standard can be directly discharged, the plastic waste gas treatment system is high in purification efficiency, resistant to impact load, relatively low in investment, free of secondary pollution, complete in functions and protection matching, safe and stable in operation, simple in operation and use, low in damage rate, small in maintenance amount and wide in popularization and application prospect.
2. The water separated by the oil-water separator enters the spray tower again for spraying, so that the water is recycled, the waste of water resources is reduced, and the operation cost of equipment is also reduced.
3. The air distribution device of the spray tower has a uniform diffusion effect on air inlet, and the uniformity of gas-liquid contact is increased.
4. The air distribution plate of the spray tower diffuses the inlet air, the diffusion effect is good, the gas is ensured to be fully contacted with spray water, and the oil in the waste gas is ensured to be fully washed away.
5. Spray gas through the shower nozzle of setting on the shower, make that water is even spray the whole cross-section of spray column, the shower water fully contacts with waste gas, sprays effectually.
6. Because the density of oil is less than the density of water, profit can be in the internal layering of separator box, and the oil removal board can block oil, and the separator box filter screen can filter the water that enters into the clear water district, makes the hydrologic cycle in clear water district spray, avoids wasting the water resource.
7. The filter screen of the filter box adopts a honeycomb structure, and by utilizing the uniformity and the space utilization maximization of the honeycomb structure, macromolecular water drops and oil drops are cut to the maximum extent, so that macromolecular oil mist and water mist are condensed and accumulated, grease which is not completely removed by the spray oil separation tower is further collected, entrained water mist is dried and sprayed, and the influence on subsequent equipment is reduced.
8. The filter box filter screen is installed on the filter screen mounting bracket, and the filter screen mounting bracket is connected with filter box detachable, and the method has changed the washing and the change of filter box filter screen.
9. The air distribution device of the filter box enables water vapor or oil vapor to diffuse from the circle center, overcomes the defects of large air quantity in the middle and small air quantity around the traditional air distribution plate, and is more uniform in air distribution.
Drawings
FIG. 1 is a schematic diagram of a plastic exhaust treatment system.
Fig. 2 is a front cross-sectional view of a spray tower.
Fig. 3 is a partially enlarged view of a portion a in fig. 2.
Fig. 4 is a schematic top view of the spray tower air distribution device.
Fig. 5 is a front cross-sectional schematic view of a filter box.
Fig. 6 is a left side view of the filter box air distribution device.
In the figure: 1. a spray tower 2, an oil-water separation box 3, a filter box 4, an oil fume purifier 5, a photocatalytic system 6, a draught fan 7, a spray tower main body 8, a spray tower air inlet 9, a guide plate 10, a spray tower liquid outlet 11, an access hole 12, a spray pipe 13, a spray nozzle 14, a spray tower air distribution device 15, a back flushing pipe 16, a back flushing nozzle 17 and a spray tower air outlet 18, the device comprises a separation box body 19, a separation box filter screen 20, an oil separation plate 21, a liquid level meter port 22, a back flush conveying pipe 23, a spray conveying pipe 24, a valve 25, a water outlet 26, an oil outlet 27, a spray tower air distribution plate 28, a filter box body 29, a filter box air inlet 30, a filter box air outlet 31, a filter box air distribution device 32, a filter box filter screen 33, a filter screen mounting frame 34 and a filter box air distribution plate.
Detailed Description
Fig. 1 to 6 are preferred embodiments of the present invention, and the present invention will be further explained with reference to fig. 1 to 6.
The utility model provides a plastics waste gas treatment system, including spray column 1, rose box 3, oil smoke clarifier 4 and photocatalytic system 5, spray column 1's spray column gas outlet 17 is linked together with rose box 3's rose box air inlet 29, rose box 3's rose box gas outlet 30 is linked together with oil smoke clarifier 4's air inlet, oil smoke clarifier 4's gas outlet is linked together with photocatalytic system 5's air inlet, photocatalytic system 5's gas outlet or spray column 1's spray column air inlet 8 is connected with draught fan 6, spray column 1 is established ties and is provided with multistage, and spray column liquid outlet 10 of every spray column 1 all is connected with oil water separating box 2. This plastics waste gas treatment system sprays the deoiling through spray column 1, spray column 1 is provided with multistage in series, the deoiling effect has been strengthened, oil water separator 2 can separate the profit, rose box 3 can further collect the grease that spray column 1 did not remove completely, and the dry steam that sprays smuggleing secretly, reduce the influence to subsequent equipment, oil smoke clarifier 4 can further get rid of the little molecular oil that misses, it gets rid of the rate to more than 98% to improve the oil smoke, prevent that a small amount of oil smoke from to perhaps adhering to of fluorescent tube, photocatalysis system 5 is with waste gas through photocatalyst district, ultraviolet ray and titanium base catalyst through specific wavelength, through regional production photolysis reaction and oxygen atom oxidation, OH-The final peculiar smell component is treated through oxidation reaction, VOC and odor are removed, the removal rate can reach 90%, the gas reaching the standard can be directly discharged, the plastic waste gas treatment system is high in purification efficiency, resistant to impact load, relatively low in investment, free of secondary pollution, complete in functions and protection matching, safe and stable in operation, simple in operation and use, low in damage rate, small in maintenance amount and wide in popularization and application prospect.
The present invention is further described with reference to specific embodiments, however, it will be understood by those skilled in the art that the detailed description given herein with respect to the drawings is for better explanation and that the present invention is necessarily to be construed as limited to those embodiments, and equivalents or common means thereof will not be described in detail but will fall within the scope of the present application.
Specifically, the method comprises the following steps: as shown in fig. 1: in this embodiment, the spray towers 1 are connected in series in two stages, the spray tower gas outlet 17 of the left spray tower 1 is communicated with the spray tower gas inlet 8 of the right spray tower 1, the spray tower gas outlet 17 of the right spray tower 1 is communicated with the filter box gas inlet 29 of the filter box 3, the filter box gas outlet 30 is communicated with the gas inlet of the oil fume purifier 4, and the gas outlet of the oil fume purifier 4 is communicated with the gas inlet of the photocatalytic system 5. The air outlet of the photocatalytic system 5 is connected with an induced draft fan 6, and the induced draft fan 6 can also be communicated with the air inlet 8 of the spray tower 1 on the left side.
The spray tower liquid outlet 10 of each spray tower 1 is connected with an oil-water separator 2, and the oil-water separator 2 is used for separating oil from water, so that the water can be recycled.
As shown in FIGS. 2-4: spray tower 1 includes spray tower main part 7 and sets up shower 12 in spray tower main part 7, spray tower air inlet 8 sets up the lower part at spray tower main part 7, spray tower gas outlet 17 sets up the top at spray tower main part 7, shower 12 is provided with many from top to bottom intervals, in this embodiment, shower 12 is provided with two from top to bottom intervals, the lower part of every shower 12 all is provided with a plurality of spray header 13 to can form the water smoke on the whole cross-section of spray tower main part 7.
The bottom of spray column main part 7 is provided with guide plate 9, and the upside of guide plate 9 is for from left to right downward slope form gradually, and the right side bottom of spray column main part 7 is provided with spray column liquid outlet 10, and guide plate 9 can carry out the water conservancy diversion to liquid, makes liquid enter into in the oil-water separator box 2 through spray column liquid outlet 10.
A spray tower air distribution device 14 is further arranged in the spray tower main body 7, the spray tower air distribution device 14 is arranged on the upper side of the spray tower air inlet 8 and is arranged on the lower side of the spray pipe 12, and the spray tower air distribution device 14 can distribute waste gas entering through the spray tower air inlet 8 to enable the waste gas to be in full contact with spray water.
The spray tower wind distribution device comprises a plurality of spray tower wind distribution plates 27, the plurality of spray tower wind distribution plates 27 are uniformly distributed at intervals around the axis of the spray tower main body 7, the spray tower wind distribution plates 27 are radially arranged along the spray tower main body 7, the spray tower wind distribution plates 27 are gradually inclined downwards along the direction close to the inner wall of the spray tower main body 7, the central line of the spray tower wind distribution plates 27 is 10 degrees with the included angle of the axis of the spray tower main body 7, the residence time of oil smoke in the spray tower main body 7 is prolonged, and the spray cooling oil removal effect is good. The distance between every two adjacent spray tower air distribution plates 27 is a cone which is gradually increased along the direction close to the inner wall of the spray tower main body 7, so that the gas can be prevented from being concentrated in the middle of the spray tower main body 7, and the gas in the spray tower main body 7 is ensured to be fully contacted with spray water.
A plurality of access holes 11 are formed in the side portion of the spray tower main body 7 from bottom to top at intervals, so that the spray tower main body 7 can be conveniently overhauled, and the interior of the spray tower main body 7 can be observed through the access holes 11.
A back flushing pipe 15 is arranged in the spray tower main body 7, the back flushing pipe 15 is positioned between the spray pipe 12 and a spray tower air outlet 17, and a plurality of back flushing nozzles 16 are arranged at intervals at the bottom of the back flushing pipe 15, so that the inner wall of the spray tower main body 7 and the spray pipe 12 can be flushed, and oil is prevented from being adhered to the inner wall of the spray tower main body 7 and the spray pipe 12.
The oil-water separation tank 2 comprises a separation tank body 18, a separation tank filter screen 19 and an oil separation plate 20, the separation tank body 18 is a cuboid box body, the separation tank filter screen 19 is vertically arranged, the separation tank filter screen 19 is detachably mounted in the separation tank body 18, and the separation tank body 18 is separated into a left mixed liquid area and a right clean water area. The upper portion and the lower part in clear water district all are provided with level gauge mouth 21, and the both ends of level gauge link to each other with the level gauge mouth 21 that corresponds the side respectively to can detect the liquid level in the clear water district. The vertical setting of oil removal board 20 is in the mixed liquid district, and oil removal board 20 and separator box filter screen 19 parallel arrangement, because the density of oil is little than the density of water, therefore the profit in the mixed liquid district can separate, and the oil level in the upside, and the oil removal board can carry out the separation to oil, avoids oil to enter into in the clear water district. The left side of the separation box body 18 is provided with a liquid inlet which is communicated with the liquid outlet 10 of the spray tower.
The lower part of the clear water area is provided with a water outlet 25, the water outlet 25 is connected with a spray pump (not shown in the figure), the liquid inlet end of the spray pump is communicated with the water outlet 25, the liquid outlet end of the spray pump is simultaneously connected with a back flush conveying pipe 22 and a spray conveying pipe 23, the liquid outlet end of the spray conveying pipe 23 is simultaneously communicated with a plurality of spray pipes 12, and the back flush conveying pipe 22 is communicated with a back flush pipe 15, so that the water recycling is realized.
As shown in FIGS. 5 to 6: the filter box 3 comprises a filter box body 28 and a filter box filter screen 32, the filter box body 28 is a cuboid box body with two open ends, the two ends of the filter box body 28 are both conical shapes with gradually reduced cross sectional areas along the direction close to the end parts, the left end of the filter box body 28 is provided with a filter box air inlet 29, and the right end of the filter box body 28 is provided with a filter box air outlet 30. The vertical setting of rose box filter screen 32 is in rose box 28, thereby gas to passing through rose box 28 filters, in this embodiment, rose box filter screen 32 has two of parallel and interval setting, rose box filter screen 32 adopts honeycomb structure, utilize honeycomb structure's homogeneity, the space utilization maximize, furthest's cutting macromolecule water droplet and oil drip, make macromolecule oil mist and water mist condense and gather, further collect the grease that sprays the oil removal tower and not remove completely, and dry spraying smugglies smugglied water mist secretly, reduce the influence to follow-up equipment.
Every rose box filter screen 32 all passes through filter screen mounting bracket 33 slidable mounting in rose box 28, and all is provided with the handle on every filter screen mounting bracket 33 to make things convenient for the dismouting of filter screen mounting bracket 33, and then made things convenient for maintenance and the change of rose box filter screen 32.
The filter box body 28 is internally provided with a filter box air distribution device 31, and the filter box air distribution device 31 is arranged between the filter box air inlet 29 and the filter box filter screen 32. The filter box air distribution device comprises a plurality of filter box air distribution plates 34, the filter box air distribution plates 34 are uniformly distributed at intervals around the central line of the filter box body 28, the filter box air distribution plates 34 are arranged in a divergence mode, the distance between every two adjacent filter box air distribution plates 34 is a cone gradually increasing along the direction close to the inner wall of the filter box body 28, therefore, the middle part of the filter box body 28 can be prevented from being concentrated, the problem that the air quantity in the middle of the traditional air distribution plates is large, the air quantity around is small is overcome, and the air distribution is more uniform.
The treatment process of the plastic waste gas treatment system is as follows: the plastic granulation waste gas enters the spray tower 1 through the induced draft fan 6 to remove oil; according to the characteristics of large oil content and high temperature of the waste gas generated in plastic granulation, the spray tower 1 adopts water for spraying and cooling, and the two stages of spray towers 1 are connected in series for removing oil, so that the oil removing effect is enhanced. Considering that the grease is easy to block the filler, the filler-free spraying cooling is designed. An oil-water separation tank 2 is arranged beside the spray tower 1, and oil in the oil-water separation tank 2 is collected and recycled through an oil discharge port 26 by utilizing the density difference of water and the oil.
The deoiled plastic granulation waste gas enters the filter box 3, the honeycomb filter box filter screen 19 is used for cutting and gathering water mist and oil vapor, grease which is not completely removed by the spray tower 1 is further collected, entrained water mist is dried and sprayed, and the influence on subsequent equipment is reduced.
The exhaust gas enters the oil fume purifier 4 again, and after spraying and filtering for oil removal, the oil fume removal rate can reach 90%, and the oil fume purifier 4 can further remove the omitted micromolecule oil drops, so that the oil fume removal efficiency is improved to more than 98%. Preventing the adhesion of a small amount of oil smoke to the subsequent lamp tube.
The waste gas finally enters a photocatalytic system 5, the photocatalytic system 5 leads the waste gas to pass through a photocatalyst area, and the ultraviolet light with specific wavelength and a titanium-based catalyst generate photolysis reaction and oxygen atom oxidation, OH-Oxidation reaction, most preferablyAnd finally, the peculiar smell components are treated to remove VOC and odor, the removal rate can reach 90%, and the tail gas reaching the standard is discharged through an exhaust funnel.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. A plastics waste gas treatment system which characterized in that: the oil fume purification device comprises a spray tower (1), a filter box (3), an oil fume purifier (4) and a photocatalytic system (5), wherein a spray tower gas outlet (17) of the spray tower (1) is communicated with a filter box gas inlet (29) of the filter box (3), a filter box gas outlet (30) of the filter box (3) is communicated with a gas inlet of the oil fume purifier (4), a gas outlet of the oil fume purifier (4) is communicated with a gas inlet of the photocatalytic system (5), a gas outlet of the photocatalytic system (5) or a spray tower gas inlet (8) of the spray tower (1) is connected with a draught fan (6), the spray tower (1) is provided with multiple stages in series, and a spray tower liquid outlet (10) of each spray tower (1) is connected with an oil-water separation box (2).
2. The plastic exhaust treatment system according to claim 1, wherein: a water outlet (25) of the oil-water separation tank (2) is connected with a spray pump, and a water outlet of the spray pump is communicated with a water inlet of the corresponding spray tower (1).
3. The plastic exhaust treatment system according to claim 1, wherein: a spray tower air distribution device (14) is arranged in the spray tower (1), and the spray tower air distribution device (14) is arranged on the upper side of a spray tower air inlet (8).
4. The plastic exhaust treatment system according to claim 3, wherein: the spray tower air distribution device (14) comprises a plurality of spray tower air distribution plates (27) arranged in the spray tower (1), the plurality of spray tower air distribution plates (27) are uniformly distributed at intervals around the axis of the spray tower (1), and the spray tower air distribution plates (27) are gradually inclined downwards along the direction close to the inner wall of the spray tower (1).
5. The plastic exhaust treatment system according to claim 1, wherein: a plurality of spray pipes (12) are arranged in the spray tower (1) from bottom to top at intervals, and spray nozzles (13) are arranged on the lower sides of the spray pipes (12).
6. The plastic exhaust treatment system according to claim 1, wherein: oil-water separation case (2) including separator box body (18), separator box filter screen (19) and oil baffle (20), separator box filter screen (19) set up in separator box body (18) to separate into mixed liquid district and clear water district with separator box body (18), oil baffle (20) vertical setting is in mixed liquid district, the lower part in clear water district is provided with outlet (25), the mixed liquid district of oil baffle (20) upside is provided with oil drain port (26).
7. The plastic exhaust treatment system according to claim 6, wherein: oil removal board (20) be provided with the polylith along the direction interval that is close to separator box filter screen (19), the upside parallel and level of oil removal board (20), oil removal board (20) are along being close to separator box filter screen (19) crescent at the length of vertical direction, oil drain port (26) set up and lie in separator box filter screen (19) adjacent oil removal board (20) upside.
8. The plastic exhaust treatment system according to claim 1, wherein: the filter box (3) comprises a filter box body (28) and a filter box filter screen (32), a filter box air inlet (29) and a filter box air outlet (30) are formed in the filter box body (28), the filter box filter screen (32) is arranged in the filter box body (28), and the filter box filter screen (32) is arranged between the filter box air inlet (29) and the filter box air outlet (30).
9. The plastic exhaust treatment system according to claim 8, wherein: the filter box is characterized in that the filter box filter screen (32) is arranged on a filter screen mounting rack (33), and the filter screen mounting rack (33) is connected with the filter box body (28) in a sliding manner.
10. The plastic exhaust treatment system according to claim 8, wherein: a filter box air distribution device (31) is arranged in the filter box body (28), and the filter box air distribution device (31) is arranged between the filter box air inlet (29) and the filter box filter screen (32).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921307017.6U CN210613380U (en) | 2019-08-13 | 2019-08-13 | Plastic waste gas treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921307017.6U CN210613380U (en) | 2019-08-13 | 2019-08-13 | Plastic waste gas treatment system |
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| CN210613380U true CN210613380U (en) | 2020-05-26 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921306A (en) * | 2020-07-31 | 2020-11-13 | 常州多单微电子设备有限公司 | Oil smoke waste gas effluent disposal system |
| CN112810003A (en) * | 2020-12-29 | 2021-05-18 | 江苏新泉汽车饰件股份有限公司 | Production process for solving appearance and physical defects of low-pressure injection molding product |
| CN114307592A (en) * | 2022-01-13 | 2022-04-12 | 黄春梅 | A kind of air treatment system and using method thereof |
| CN114768445A (en) * | 2022-05-27 | 2022-07-22 | 宁波爱斯凯酒店用品有限公司 | Oil smoke clarifier with multistage purification structure |
-
2019
- 2019-08-13 CN CN201921307017.6U patent/CN210613380U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921306A (en) * | 2020-07-31 | 2020-11-13 | 常州多单微电子设备有限公司 | Oil smoke waste gas effluent disposal system |
| CN112810003A (en) * | 2020-12-29 | 2021-05-18 | 江苏新泉汽车饰件股份有限公司 | Production process for solving appearance and physical defects of low-pressure injection molding product |
| CN114307592A (en) * | 2022-01-13 | 2022-04-12 | 黄春梅 | A kind of air treatment system and using method thereof |
| CN114768445A (en) * | 2022-05-27 | 2022-07-22 | 宁波爱斯凯酒店用品有限公司 | Oil smoke clarifier with multistage purification structure |
| CN114768445B (en) * | 2022-05-27 | 2023-07-28 | 浙江哈能厨房设备有限公司 | Lampblack purifier with multistage purification structure |
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