CN104646182A - Dual-zone wet electrostatic smoke purification device with deodorizing and sterilizing functions - Google Patents
Dual-zone wet electrostatic smoke purification device with deodorizing and sterilizing functions Download PDFInfo
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- CN104646182A CN104646182A CN201510061508.7A CN201510061508A CN104646182A CN 104646182 A CN104646182 A CN 104646182A CN 201510061508 A CN201510061508 A CN 201510061508A CN 104646182 A CN104646182 A CN 104646182A
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Abstract
The invention discloses a dual-zone wet electrostatic smoke purification device with deodorizing and sterilizing functions, which can greatly improve the purification effect. The dual-zone wet electrostatic smoke purification device comprises a flue gas chamber, which is formed in a purifying box body between an upper pore plate and a lower pore plate and is communicated with a smoke inlet channel, wherein a plurality of air inlet holes are formed in the lower pore plate; core rods in oil collecting electrode containers are fixedly arranged on an upper pole plate rack and a lower pole plate rack respectively; the core rod in each oil collecting electrode container is divided into a corona discharge section and a plasma discharge section; a plurality of discharge tooth sheets are arranged on the corona discharge section on each core rod at intervals; a corona zone is formed between each discharge tooth sheet and the inner wall of the corresponding oil collecting electrode container; a collection zone is formed between the core rod between each two adjacent corona zones and the inner wall of the corresponding oil collecting electrode container; a discharge rack winds the plasma discharge section of each core rod in a spiral manner; a plasma discharge zone capable of generating ozone is formed between each discharge rack and the inner wall of the corresponding oil collecting electrode container; and a top chamber is communicated with an exhaust pipe with a fan.
Description
Technical field
The present invention relates to wet electrostatic fume purifier of fume technical field.
Background technology
Containing the smoke particle be made up of organic solvent and auxiliary agent in a large number in the industry lampblack waste gas that textile printing and dyeing class industry produces, and all also containing various stink in industry lampblack waste gas.Wet electrostatic fume purifier of fume passes through to collect the smoke particle in industry lampblack waste gas thus purified industrial oil flue waste gas.The structure of traditional wet electrostatic fume purifier of fume comprises: purification casing, some vertical oil-collecting electrode containers are provided with in purification casing, each oil-collecting electrode container upper, lower nozzle is corresponding with the plate hole on orifice plate with up-hole plate to be respectively connected, and each oil-collecting electrode container is upper, lower nozzle seals respectively and is fixed in plate hole corresponding on up-hole plate and orifice plate, described up-hole plate and orifice plate are fixed with the inner wall sealing of purification casing respectively, top chamber is formed in purification casing above up-hole plate, bottom chamber is formed in purification casing below orifice plate, top chamber is connected by oil-collecting electrode container with bottom chamber, bottom chamber is communicated with fume inlet passage, top chamber is communicated with blast pipe, blast pipe is connected with the blower fan that the gas in top chamber can be discharged, a wire electrode is provided with in each oil-collecting electrode container, every root wire electrode upper, upper respectively from the oil-collecting electrode container of correspondence of lower two ends, stretch out in lower nozzle, and be separately fixed on top crown frame and bottom crown frame, on, bottom crown frame insulate respectively to be fixed on and is positioned on the purification casing at top chamber and bottom chamber place, Dan Qu high-voltage electrostatic field is formed between the inwall of each oil-collecting electrode container and corresponding wire electrode.During work, under the effect of blower fan, industry lampblack waste gas constantly enters in bottom chamber from fume inlet passage, then constantly enter in each oil-collecting electrode container from bottom chamber, industry lampblack waste gas in oil-collecting electrode container constantly moves from the bottom up, between oil-collecting electrode container inwall and wire electrode single district high voltage electric field effect under, electric charge is brought after smoke particle corona in industry lampblack waste gas in oil-collecting electrode container, the inwall being constantly attracted to oil-collecting electrode container with the smoke particle of electric charge is removed, the pure air eliminating smoke particle enters in blast pipe through the upper nozzle of oil-collecting electrode container, pure air under the effect of blower fan in blast pipe constantly discharges.
The defect of traditional wet electrostatic fume purifier of fume is: form single district electric field, the weak effect of single district electric field fume eliminating between the inwall of, wire electrode and oil-collecting electrode container; Two, wire electrode poor rigidity, easily rock in oil-collecting electrode container, thus reduce the efficiency of fume eliminating; Three, the smoke particle in industry lampblack waste gas can only be purified, cannot the stink in industry lampblack waste gas be purified.
Summary of the invention
The technical issues that need to address of the present invention are: provide a kind of fume eliminating effective and effectively can remove stink can the two-region wet electrostatic fume purifier of fume of deodoring and disinfecting.
For solving the problem, the technical solution used in the present invention is: the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting, comprise: purification casing, some vertical oil-collecting electrode containers are arranged at intervals with in purification casing, each oil-collecting electrode container upper, lower nozzle is corresponding with the plate hole on orifice plate with up-hole plate to be respectively connected, and each oil-collecting electrode container is upper, lower nozzle seals respectively and is fixed in plate hole corresponding on up-hole plate and orifice plate, described up-hole plate and orifice plate are fixed with the inner wall sealing of purification casing respectively, top chamber is formed in purification casing above up-hole plate, bottom chamber is formed in purification casing below orifice plate, top chamber and bottom chamber are interconnected by oil-collecting electrode container, smoke chamber is formed in purification casing between up-hole plate and orifice plate, smoke chamber is connected with bottom chamber by the fresh air inlet be arranged on orifice plate, the side of smoke chamber is communicated with fume inlet passage, the plug of a rigidity is provided with in each oil-collecting electrode container, every root plug upper, upper respectively from the oil-collecting electrode container of correspondence of lower two ends, stretch out in lower nozzle, and be separately fixed at, on bottom crown frame, on, bottom crown frame insulate respectively and is fixed on purification casing, plug in each oil-collecting electrode container is divided into two sections---corona discharge section and plasma discharge section, the corona discharge Duan Jun of every root plug is arranged at intervals with some electric discharge gear pieces, the excircle of each electric discharge gear piece some electric discharge teeth have been evenly arranged, corona zone is formed between the inwall of the oil-collecting electrode container that each electric discharge tooth is corresponding with it, collecting region is formed between the inwall of the oil-collecting electrode container that the plug often between adjacent two corona zones is corresponding with this section of plug, the plasma discharge section of every root plug from bottom to up spiral winding is provided with electric discharge tooth bar, forms the ozoniferous plasma discharge district of energy between electric discharge tooth bar and the inwall of corresponding oil-collecting electrode container, top chamber is communicated with blast pipe, blast pipe is connected with the blower fan that the gas in top chamber can be discharged, described bottom chamber is communicated with blow-off pipe.
Further, the two-region wet electrostatic fume purifier of fume of aforesaid energy deodoring and disinfecting, wherein, the plasma discharge section on every root plug is positioned at the top of corona discharge section.
Further, the two-region wet electrostatic fume purifier of fume of aforesaid energy deodoring and disinfecting, wherein, the ratio of the length of the plasma discharge section on every root plug and the length of corona discharge section is 1:2.
Further, the two-region wet electrostatic fume purifier of fume of aforesaid energy deodoring and disinfecting, wherein, oil-collecting electrode container is evenly fitly arranged in smoke chamber.
Further, the two-region wet electrostatic fume purifier of fume of aforesaid energy deodoring and disinfecting, wherein, fresh air inlet is evenly arranged on orifice plate.
Further, the two-region wet electrostatic fume purifier of fume of aforesaid energy deodoring and disinfecting, wherein, is provided with the top spray pipe of some band hole for water sprayings for cleaning oil-collecting electrode container inwall in top chamber.
Further, the two-region wet electrostatic fume purifier of fume of aforesaid energy deodoring and disinfecting, wherein, is provided with the electrode container shower of some band hole for water sprayings for cleaning oil-collecting electrode container outer wall in smoke chamber.
Further, the two-region wet electrostatic fume purifier of fume of aforesaid energy deodoring and disinfecting, wherein, the base plate of purification casing comprises the first base plate and the second base plate, first, second base plate is connected to a blow-off pipe, described blow-off pipe is positioned at the inner side of first, second base plate with one end, first, second base plate is removably mounted on the bottom of purification casing respectively, first, second base plate tilts from one end of purification casing to one end that blow-off pipe is housed respectively, and the inner side that first, second base plate is equipped with blow-off pipe from the lateral of purification casing respectively tilts.
Advantage of the present invention is: the plug one, in each oil-collecting electrode container is divided into two sections---corona discharge section and plasma discharge section, on the plug of corona discharge section, uniform intervals arranges some electric discharge gear pieces, and this makes gap-forming corona zone and collecting region between the plug of corona discharge section and corresponding oil-collecting electrode container inwall; On the plug of plasma discharge section, spiral is provided with electric discharge tooth bar, forms the ozoniferous plasma discharge district of energy between electric discharge tooth bar and the inwall of corresponding oil-collecting electrode container; The smoke particle entered in the industry lampblack waste gas in oil-collecting electrode container can be removed in corona discharge section region, stink in industry lampblack waste gas and bacterium can be removed in plasma discharge section region, smoke particle in such industry lampblack waste gas and stink and bacterium all can be removed efficiently, and clean-up effect and the purification efficiency of industry lampblack waste gas improve greatly; Two, the plug of rigidity is adopted to replace traditional wire electrode, the rigidity of plug strengthens greatly, electric discharge gear piece and electric discharge tooth bar can be made to be fixedly mounted in corresponding oil-collecting electrode container, effectively guarantee discharge gear piece and the electric fields uniform between electric discharge tooth bar and corresponding oil-collecting electrode container inwall, thus further increase purification efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting of the present invention.
Fig. 2 is the internal structure schematic diagram of the purification casing in Fig. 1 shown in right apparent direction.
Fig. 3 is the partial structurtes schematic diagram of up-hole plate and orifice plate in Fig. 1.
Fig. 4 is the structural representation of the mounting means of oil-collecting electrode container in Fig. 1.
Fig. 5 is the structural representation of gear piece of discharging in Fig. 4.
Fig. 6 is the local expansion structural representation of tooth bar of discharging in Fig. 4.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, the present invention is described in further detail.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Fig. 6, the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting, comprise: purification casing 2, some vertical oil-collecting electrode containers 16 are arranged at intervals with in purification casing 2, each oil-collecting electrode container 16 upper, lower nozzle is corresponding with the plate hole on orifice plate 18 with up-hole plate 17 to be respectively connected, and each oil-collecting electrode container 16 is upper, lower nozzle seals respectively and is fixed in plate hole corresponding on up-hole plate 17 and orifice plate 18, described up-hole plate 17 and the surrounding of orifice plate 18 are fixed with the inner wall sealing of purification casing 2 respectively, top chamber 20 is formed in purification casing 2 above up-hole plate 17, bottom chamber 21 is formed in purification casing 2 below orifice plate 18, top chamber 20 is connected by oil-collecting electrode container 16 with bottom chamber 21, gap in purification casing 2 between up-hole plate 17 and orifice plate 18 forms smoke chamber 22, smoke chamber 22 is connected with bottom chamber 21 by the some fresh air inlets 24 be arranged on orifice plate 18, the side of smoke chamber 22 is communicated with fume inlet passage 23, and in the present embodiment, oil-collecting electrode container 16 is evenly fitly arranged in smoke chamber 22, and in order to make industry lampblack waste gas be uniformly distributed, in the present embodiment, fresh air inlet 24 is evenly arranged on orifice plate 18.The plug 25 of a rigidity is provided with in each oil-collecting electrode container 16, every root plug 25 upper, upper respectively from the oil-collecting electrode container 16 of correspondence of lower two ends, stretch out in lower nozzle, and be separately fixed on top crown frame 26 and bottom crown frame 27, on, bottom crown frame 26, on the purification casing 2 that 27 insulate respectively is fixed on and is positioned at top chamber 20 and bottom chamber 21 place, plug 25 in each oil-collecting electrode container 16 is divided into two sections---corona discharge section 251 and plasma discharge section 252, plasma discharge section 252 in the present embodiment on every root plug 25 is positioned at the top of corona discharge section 251, and the length of plasma discharge section 251 on every root plug 25 and the ratio of the length of corona discharge section 251 are 1:2, corona discharge section 251 uniform intervals of every root plug 25 is provided with some electric discharge gear pieces 29, the excircle of each electric discharge gear piece 29 some electric discharge teeth 291 have been evenly arranged, corona zone is formed between the inwall of the oil-collecting electrode container 16 that each electric discharge gear piece 29 is corresponding with it, collecting region is formed between the inwall of the oil-collecting electrode container 16 that the plug 25 often between adjacent two electric discharge gear pieces 29 is corresponding with this section of plug 25, the plasma discharge section 252 of every root plug 25 from bottom to up spiral winding is provided with electric discharge tooth bar 36, the ozoniferous plasma discharge district of energy is formed between electric discharge tooth bar 36 and the inwall of corresponding oil-collecting electrode container 16, because the rigidity of plug 25 is large, so just effectively can avoid because of air-flow or equipment vibrations, plug 25 being produced to rock, thus make to discharge gear piece 29 and electric discharge tooth bar 36 firm be arranged in oil-collecting electrode container 16, and guarantee the electric field produced between each electric discharge tooth 291 and inwall of corresponding oil-collecting electrode container 16 on electric discharge gear piece 29, and the electric field produced between electric discharge tooth bar 36 and the inwall of corresponding oil-collecting electrode container 16 is all more even, thus raising purification efficiency, top chamber 20 is communicated with blast pipe 28, blast pipe 28 is connected with the blower fan 30 that the gas in top chamber 20 can be discharged, described bottom chamber 21 is connected with blow-off pipe 35.In the present embodiment, for the ease of cleaning the inwall of top crown frame 26 and oil-collecting electrode container 16, in top chamber 20, be provided with the top spray pipe 31 of some band hole for water sprayings; For the ease of cleaning the outer wall of oil-collecting electrode container 16, be provided with in smoke chamber 22 some for clean oil-collecting electrode container 16 outer wall, band hole for water spraying electrode container shower 32.In addition, the base plate purifying casing 2 in the present embodiment comprises the first base plate 33 and the second base plate 34, first, second base plate 33, a blow-off pipe 35 is communicated with respectively on 34, described blow-off pipe 35 is positioned at the first base plate 33 and the second base plate 34 inner side with one end, first, second base plate 33, 34 are removably mounted on the bottom purifying casing 2 respectively, first, second base plate 33, 34 tilt from one end of purification casing 2 to one end that blow-off pipe 35 is housed respectively, and first, second base plate 33, 34 inner sides that blow-off pipe 35 is housed from the lateral of purification casing 2 respectively tilt, first, second base plate 33, 34 modes tilted are conducive to purifying sewage bottom casing 2 or greasy dirt is discharged from blow-off pipe 35.
Operation principle of the present invention is as follows: under the effect of blower fan 30, industry lampblack waste gas enters smoke chamber 22 from fume inlet passage 23, industry lampblack waste gas in smoke chamber 22 enters after in bottom chamber 21 and enters to from the lower nozzle of each oil-collecting electrode container 16 in each oil-collecting electrode container 16 again from the fresh air inlet 24 orifice plate 18, industry lampblack waste gas constantly moves from bottom to top in each oil-collecting electrode container 16, region---corona discharge section region in the process that industry lampblack waste gas moves upward successively between corona discharge section 251 and corresponding oil-collecting electrode container, and the region between plasma discharge section 252 and corresponding oil-collecting electrode container 16---plasma discharge section region, industry lampblack waste gas constantly repeatedly experiences corona zone and collecting region in corona discharge section region, smoke particle in industry lampblack waste gas to power on lotus in corona zone, smoke particle with electric charge is removed by the absorption of the inwall of oil-collecting electrode container 16 at collecting region, the gas eliminating smoke particle continues to move up to plasma discharge section region, oxygen in gas is excited into ozone by the electric discharge tooth bar 36 in plasma discharge section region and the high voltage electric field formed between the inwall of corresponding oil-collecting electrode container 16, the organic or inorganic thing of stink is produced thus the stink in effective removal gas in the Strong oxdiative performance fast decoupled gas of ozone, ozone has very strong killing action to the virus in gas and bacterium simultaneously, sterilizing can be carried out to gas.Smoke particle, stink and bacterium is eliminated successively in the process that industry lampblack waste gas moves from lower to upper in oil-collecting electrode container 16, gas after cleaning enters to top chamber 20 from the upper nozzle of oil-collecting electrode container 16, then discharge from blast pipe 28, after the Double Fields having corona zone and collecting region through above-mentioned and plasma electric field process, purification efficiency and the clean-up effect of industry lampblack waste gas are greatly enhanced.Can regularly open top spray pipe 31 in real work thus top crown frame 26 and the inwall of oil-collecting electrode container 16, the tooth bar 36 that discharges, electric discharge gear piece 29 and plug 25 are cleaned; Regularly open electrode container shower 32 thus the outer wall of oil-collecting electrode container 16 is cleaned; Sewage after above-mentioned cleaning is all discharged from the blow-off pipe 35 bottom purification casing 2.The greasy dirt be adsorbed on oil-collecting electrode container 16 inwall falls on first, second base plate 33,34 from the inwall of oil-collecting electrode container 16 under gravity, and then discharges from blow-off pipe 35.
Claims (8)
1. the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting, comprise: purification casing, some vertical oil-collecting electrode containers are arranged at intervals with in purification casing, each oil-collecting electrode container upper, lower nozzle is corresponding with the plate hole on orifice plate with up-hole plate to be respectively connected, and each oil-collecting electrode container is upper, lower nozzle seals respectively and is fixed in plate hole corresponding on up-hole plate and orifice plate, described up-hole plate and orifice plate are fixed with the inner wall sealing of purification casing respectively, top chamber is formed in purification casing above up-hole plate, bottom chamber is formed in purification casing below orifice plate, top chamber and bottom chamber are interconnected by oil-collecting electrode container, it is characterized in that: the gap in the purification casing between up-hole plate and orifice plate forms smoke chamber, smoke chamber is connected with bottom chamber by the fresh air inlet be arranged on orifice plate, the side of smoke chamber is communicated with fume inlet passage, the plug of a rigidity is provided with in each oil-collecting electrode container, every root plug upper, upper respectively from the oil-collecting electrode container of correspondence of lower two ends, stretch out in lower nozzle, and be separately fixed at, on bottom crown frame, on, bottom crown frame insulate respectively and is fixed on purification casing, plug in each oil-collecting electrode container is divided into two sections---corona discharge section and plasma discharge section, the corona discharge Duan Jun of every root plug is arranged at intervals with some electric discharge gear pieces, the excircle of each electric discharge gear piece some electric discharge teeth have been evenly arranged, corona zone is formed between the inwall of the oil-collecting electrode container that each electric discharge tooth is corresponding with it, collecting region is formed between the inwall of the oil-collecting electrode container that the plug often between adjacent two corona zones is corresponding with this section of plug, the plasma discharge section of every root plug from bottom to up spiral winding is provided with electric discharge tooth bar, forms the ozoniferous plasma discharge district of energy between electric discharge tooth bar and the inwall of corresponding oil-collecting electrode container, top chamber is communicated with blast pipe, blast pipe is connected with the blower fan that the gas in top chamber can be discharged, described bottom chamber is communicated with blow-off pipe.
2. the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting according to claim 1, is characterized in that: the plasma discharge section on every root plug is positioned at the top of corona discharge section.
3. the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting according to claim 1 and 2, is characterized in that: the length of plasma discharge section on every root plug and the ratio of the length of corona discharge section are 1:2.
4. the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting according to claim 1 and 2, is characterized in that: oil-collecting electrode container is evenly fitly arranged in smoke chamber.
5. the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting according to claim 1 and 2, is characterized in that: fresh air inlet is evenly arranged on orifice plate.
6. the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting according to claim 1 and 2, is characterized in that: the top spray pipe being provided with some band hole for water sprayings for cleaning oil-collecting electrode container inwall in top chamber.
7. the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting according to claim 1 and 2, is characterized in that: the electrode container shower being provided with some band hole for water sprayings for cleaning oil-collecting electrode container outer wall in smoke chamber.
8. the two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting according to claim 1 and 2, it is characterized in that: the base plate of purification casing comprises the first base plate and the second base plate, first, second base plate is connected to a blow-off pipe, described blow-off pipe is positioned at first, second base plate is with the inner side of one end, first, second base plate is removably mounted on the bottom of purification casing respectively, first, second base plate tilts from one end of purification casing to one end that blow-off pipe is housed respectively, and first, the inner side that second base plate is equipped with blow-off pipe from the lateral of purification casing respectively tilts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510061508.7A CN104646182B (en) | 2015-02-06 | 2015-02-06 | Dual-zone wet electrostatic smoke purification device with deodorizing and sterilizing functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510061508.7A CN104646182B (en) | 2015-02-06 | 2015-02-06 | Dual-zone wet electrostatic smoke purification device with deodorizing and sterilizing functions |
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| Publication Number | Publication Date |
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| CN104646182A true CN104646182A (en) | 2015-05-27 |
| CN104646182B CN104646182B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510061508.7A Active CN104646182B (en) | 2015-02-06 | 2015-02-06 | Dual-zone wet electrostatic smoke purification device with deodorizing and sterilizing functions |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107530714A (en) * | 2015-06-18 | 2018-01-02 | 三菱电机株式会社 | Discharge cell and air-conditioning device |
| CN111167272A (en) * | 2018-11-13 | 2020-05-19 | 上海重智科技发展有限公司 | Large-gear oil smoke cleaning tower |
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| JP2002306925A (en) * | 2002-01-21 | 2002-10-22 | Kawasaki Heavy Ind Ltd | Exhaust gas cleaning equipment |
| CN101598359A (en) * | 2007-10-16 | 2009-12-09 | 刘洪华 | Oil-smoke purifier for non-chimney kitchen |
| CN202750323U (en) * | 2012-08-22 | 2013-02-20 | 东莞市科怡环保设备科技有限公司 | Matrix type plasma generator integration assembly |
| CN203972135U (en) * | 2014-07-28 | 2014-12-03 | 绍兴新宇环保设备有限公司 | Oil flue waste gas electrostatic treatment devices |
| CN204503336U (en) * | 2015-02-06 | 2015-07-29 | 江苏保丽洁环境科技股份有限公司 | The two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting |
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2015
- 2015-02-06 CN CN201510061508.7A patent/CN104646182B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002306925A (en) * | 2002-01-21 | 2002-10-22 | Kawasaki Heavy Ind Ltd | Exhaust gas cleaning equipment |
| CN101598359A (en) * | 2007-10-16 | 2009-12-09 | 刘洪华 | Oil-smoke purifier for non-chimney kitchen |
| CN202750323U (en) * | 2012-08-22 | 2013-02-20 | 东莞市科怡环保设备科技有限公司 | Matrix type plasma generator integration assembly |
| CN203972135U (en) * | 2014-07-28 | 2014-12-03 | 绍兴新宇环保设备有限公司 | Oil flue waste gas electrostatic treatment devices |
| CN204503336U (en) * | 2015-02-06 | 2015-07-29 | 江苏保丽洁环境科技股份有限公司 | The two-region wet electrostatic fume purifier of fume of energy deodoring and disinfecting |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107530714A (en) * | 2015-06-18 | 2018-01-02 | 三菱电机株式会社 | Discharge cell and air-conditioning device |
| CN111167272A (en) * | 2018-11-13 | 2020-05-19 | 上海重智科技发展有限公司 | Large-gear oil smoke cleaning tower |
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| CN104646182B (en) | 2017-01-11 |
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