CN110975470B - Wet dust collector for high-temperature flue gas purification - Google Patents
Wet dust collector for high-temperature flue gas purification Download PDFInfo
- Publication number
- CN110975470B CN110975470B CN201911334787.4A CN201911334787A CN110975470B CN 110975470 B CN110975470 B CN 110975470B CN 201911334787 A CN201911334787 A CN 201911334787A CN 110975470 B CN110975470 B CN 110975470B
- Authority
- CN
- China
- Prior art keywords
- dust
- flue gas
- box body
- gauze
- temperature flue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
- B01D47/028—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath by directing the gas through a wetted wire mesh or a perforated plate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
Abstract
The invention discloses a wet dust collector for purifying high-temperature flue gas, which comprises a shell, a circulating water supply system and a tubular dust collecting system, wherein the shell is provided with a water inlet and a water outlet; the shell comprises an airflow outlet, a box body, a suspension, a flow guide baffle and an airflow inlet; the air flow outlet is arranged at the top end of the box body, the air flow inlet is arranged at the lower part of the box body, the suspension and the flow guide baffle are both arranged inside the box body, and the tubular dust collecting system is fixed inside the box body through the suspension and the flow guide baffle; the invention combines gauze water film and spray, adopts a circulating water supply system, and has the characteristics of cleanness and environmental protection; the flue gas gets into in the catch district, and the particulate matter receives the coalescence effect of spraying liquid drop, is caught under the action of gravity to when the air current passes through catch dirt gauze, the dust is caught again by the wetting effect of water film, and the dust is under spraying and gauze water film dual action, and dust collection efficiency is higher.
Description
Technical Field
The invention relates to the technical field of flue gas purification, in particular to a wet dust collector for high-temperature flue gas purification.
Background
The wet dust collector mainly utilizes the contact of liquid and dusty airflow and washes gas in the forms of liquid drops, liquid films, bubbles and the like, so that dust liquid is adhered and dust particles are mutually condensed, and the aim of separating dust from gas is fulfilled. The wet dust collector has the characteristics of high dust collection efficiency, simple structure, low investment cost and the like, can treat high-temperature, high-humidity or dust-containing gas with larger dust viscosity, and is applied to the fields of electric power, chemical industry, metallurgy, material preparation and the like.
The existing wet dust collector has limitations, firstly, the dust-containing sewage discharged by the wet dust collector can cause secondary pollution; secondly, the existing wet dust collector has large resistance and is not energy-saving and environment-friendly in the aspect of power energy consumption; finally, when dusty gases are corrosive, dust collectors and sewage plant treatment facilities require consideration for corrosion protection. The above factors also restrict the popularization and application of the wet dust collector to a certain extent.
In view of the above-mentioned drawbacks, the inventors of the present invention have finally obtained the present invention through a long period of research and practice.
Disclosure of Invention
In order to solve the technical defects, the invention adopts the technical scheme that the wet dust collector for purifying the high-temperature flue gas comprises a shell, a circulating water supply system and a tubular dust collecting system; the shell comprises an airflow outlet, a box body, a suspension, a flow guide baffle and an airflow inlet; the air flow outlet is arranged at the top end of the box body, the air flow inlet is arranged at the lower part of the box body, the suspension and the flow guide baffle are both arranged inside the box body, and the tubular dust collecting system is fixed inside the box body through the suspension and the flow guide baffle; the tubular dust catching system comprises a nozzle, a water storage disc and a dust catching gauze; the dust catching gauze is tubular and is fixed between the water storage disc and the flow guide baffle; the nozzle is connected with a water supply pipe of the circulating water supply system, and the nozzle is fixed below the water storage disc and in the center of the dust catching gauze.
Preferably, the water supply pipe is provided with a connecting pipe and an overflow pipe corresponding to the tubular dust catching system, the connecting pipe is connected with the nozzle, and a pipe orifice of the overflow pipe is arranged right above the water storage disc.
Preferably, the mesh size of the dust catching gauze ranges from 0.01mm to 4 mm.
Preferably, the water storage disc comprises a connecting portion, an outer frame, an inner frame and a bottom plate, the bottom plate is circular, the outer frame and the inner frame are annularly arranged, the connecting portion is fixedly arranged at the central position of the bottom plate, the inner frame and a space between the connecting portions form a water storage space, a pipe opening of the overflow pipe is arranged right above the water storage space, and an overflow opening is formed between the outer frame and the inner frame.
Preferably, the inner frame comprises a first annular plate and a second annular plate, the first annular plate and the second annular plate are connected at the top to form the inner frame with a triangular cross section, the first annular plate and the bottom plate are connected to form the water storage space, and the second annular plate and the outer frame form the overflow port.
Preferably, the second annular plate is inclined from top to bottom in the direction of the outer frame.
Preferably, the circulating water supply system comprises a water supply pipe, a sewage filter screen, a circulating water tank and a sewage draining outlet, the circulating water tank is arranged at the bottom of the box body and is divided into an inside and an outside by the sewage filter screen, the inside is arranged inside the circulating water tank, the outside is arranged outside the circulating water tank, the sewage draining outlet is arranged on the inside, and the tubular dust catching system is communicated with the outside by the water supply pipe.
Preferably, the guide baffle is provided with a plurality of round openings connected with the dust catching gauze, and the edges of the round openings are in a convex shape; the whole diversion baffle is in a shape with a convex center and a concave edge.
Preferably, the lower part of the diversion baffle is communicated with the circulating water tank, and the water level in the circulating water tank is higher than the lower end of the diversion baffle.
Preferably, a dehumidifier is further disposed at a position of the box body corresponding to the airflow outlet.
Compared with the prior art, the invention has the beneficial effects that: the invention combines gauze water film and spray, adopts a circulating water supply system, and has the characteristics of cleanness and environmental protection; the flue gas gets into in the catch district, and the particulate matter receives the coalescence effect of spraying liquid drop, is caught under the action of gravity to when the air current passes through catch dirt gauze, the dust is caught again by the wetting effect of water film, and the dust is under spraying and gauze water film dual action, and dust collection efficiency is higher.
Drawings
FIG. 1 is a structural view of the wet scrubber for high temperature flue gas cleaning;
FIG. 2 is a structural view of the pipe dust collecting system;
fig. 3 is a cross-sectional view a-a of fig. 1.
The figures in the drawings represent:
1-a shell; 2-a circulating water supply system; 3-a tubular dust capture system; 4-a dehumidifier; 11-a gas stream outlet; 12-a box body; 13-a suspension; 14-a flow guide baffle; 15-gas stream inlet; 21-a water supply pipe; 22-a flow regulating valve; 23-a water valve; 24-a circulating water pump; 25-sewage filter screen; 26-a circulating water tank; 27-a sewage draining outlet; 31-a nozzle; 32-water storage disc; 33-a dust catching gauze; 141-a guide baffle fixing accessory; 321-an overflow port; 331-upper screen holder; 332-lower screen support.
Detailed Description
The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.
Example one
As shown in fig. 1, fig. 1 is a structural view of the wet dust collector for high-temperature flue gas purification; the wet dust collector for high-temperature flue gas purification comprises a shell 1, a circulating water supply system 2 and a tubular dust collecting system 3.
The shell 1 comprises an airflow outlet 11, a box body 12, a suspension 13, a flow guide baffle 14 and an airflow inlet 15; the airflow outlet 11 is arranged at the top end of the box body 12, the airflow inlet 15 is arranged at the lower part of the box body 12, the suspension 13 and the flow guide baffle 14 are both arranged inside the box body 12, and the tubular dust collecting system 3 is fixed inside the box body 12 through the suspension 13 and the flow guide baffle 14. Dust-laden gas enters the interior of the housing 12 through the gas stream inlet 15 and is discharged from the gas stream outlet 11 by filtration by the tubular dust capture system 3.
Preferably, a dehumidifier 4 is further disposed at a position of the box 12 corresponding to the airflow outlet 11, and the dehumidifier 4 dehumidifies the gas wet-dedusted by the pipe dust-collecting system 3.
Circulation water supply system 2 includes delivery pipe 21, flow control valve 22, water valve 23, circulating water pump 24, sewage filter screen 25, circulation tank 26, drain 27, circulation tank 26 sets up the bottom of box 12, just circulation tank 26 passes through sewage filter screen 25 is cut apart into incasement portion and incasement portion, incasement portion sets up circulation tank 26 is inside, the incasement portion sets up circulation tank 26 is outside, drain 27 sets up on the incasement portion, dust collecting system 3 passes through in the tubular delivery pipe 21 with the outside intercommunication of case, be provided with on the delivery pipe 21 flow control valve 22 water valve 23 circulating water pump 24.
Circulating water is arranged in the circulating water tank 26, the circulating water with dust and impurities in the tank enters the outside of the tank through the filtering of the sewage filter screen 25, the circulating water enters the tubular dust catching system 3 through the water supply pipe 21 under the function of the circulating water pump 24, the tubular dust catching system 3 performs wet dust removal on dust-containing gas, and the circulating water contaminated with dust is gathered in the tank again under the action of gravity.
The water valve 23 controls the opening and closing of the water supply pipe 21, and the flow control valve 22 controls the flow of the water supplied to each of the pipe-type dust collecting systems 3.
As shown in fig. 2, fig. 2 is a structural view of the pipe dust collecting system; the tubular dust catching system 3 comprises a nozzle 31, a water storage disc 32 and a dust catching gauze 33; the dust catching gauze 33 is tubular, and the dust catching gauze 33 is fixed between the water storage disc 32 and the flow guide baffle 14; the nozzle 31 is connected with the water supply pipe 21, and the nozzle 31 is fixed below the water storage disc 32 and at the center of the dust catching gauze 33.
Preferably, the water supply pipe 21 is provided with a connection pipe and an overflow pipe corresponding to the tubular dust collecting system 3, the connection pipe is connected to the nozzle 31, a nozzle of the overflow pipe is disposed right above the water storage disc 32, the connection pipe supplies water to the nozzle 31, and the overflow pipe supplies water to the water storage disc 32. The connecting pipe and the overflow pipe are respectively provided with the flow regulating valve 22, and the water flow is controlled by the flow regulating valve 22 to respectively ensure the continuous and uniform distribution of water films on the surface of the dust catching gauze and the optimal atomization characteristic of the nozzle 31.
Preferably, the dust-catching screen 33 is provided with an upper screen support 331 and a lower screen support 332, the upper screen support 331 is connected with the water storage disc 32, and the lower screen support 332 is connected with the deflector 14.
The mesh size range of the dust catching gauze 33 is 0.01 mm-4 mm, and the dust catching gauze with different mesh sizes is selected according to the processing air volume, the resistance and the dust removal efficiency of the wet dust collector. The water in the water storage disc 32 forms a continuous and uniform water film on the dust catching gauze 33 through an overflow port, and the formed gauze water film is used for catching dust.
The water storage disc 32 includes connecting portion, outline, interior frame, bottom plate, the bottom plate sets up to circular, the outline with interior frame annular sets up, the fixed setting of connecting portion is in the central point of bottom plate puts, interior frame with space between the connecting portion forms the retaining space, the mouth of pipe setting of overflow pipe is in directly over the retaining space, the outline with set up overflow mouth 321 between the interior frame, overflow mouth 321 generally sets up to the annular, works as the retaining space water-logging assembles behind the certain volume, the liquid level is higher than in the retaining space interior frame, then the retaining space water-logging overflows interior frame, and the warp overflow mouth 321 flows extremely it forms the gauze water film to catch dirt gauze 331.
Generally, the outer frame height is higher than the inner frame height; interior frame includes first annular slab and second annular slab, first annular slab with the second annular is connected at the top to it is triangle-shaped to form the cross section interior frame, first annular slab with the bottom plate is connected thereby and is formed the retaining space, the second annular slab with the outline forms overflow mouth 321, generally, the second annular slab from top to bottom to outline direction slope sets up, thereby is convenient for follow the water that overflows in the retaining space is along the slope the second annular slab flows to overflow mouth 321.
The tubular dust catching system 3 combines a gauze water film and spray, adopts a circulating water supply system, and has the characteristics of cleanness and environmental protection; the flue gas gets into in the catch district, and the particulate matter receives the coalescence effect of spraying liquid drop, is caught under the action of gravity to when the air current passes through catch dirt gauze, the dust is caught again by the wetting effect of water film, and the dust is under spraying and gauze water film dual action, and dust collection efficiency is higher.
Example two
The plurality of tubular dust collecting systems 3 are arranged in the shell 1, and the plurality of tubular dust collecting systems 3 are arranged between the suspension 13 and the flow guide baffle 14 in parallel, that is, the upper end of the tubular dust collecting system 3 is fixed by the suspension 13, and the lower end of the tubular dust collecting system 3 is fixed by the flow guide baffle 14.
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1, as shown in FIG. 3; the diversion baffle 14 is provided with a plurality of round openings connected with the dust catching gauze 33, and the edges of the round openings are in a convex shape and block water flow from flowing into an air inlet; the baffle 14 is convex in the center and concave in the edge, and guides water to the circulation tank 26.
The dehumidifier 4, the suspension 13 and the baffle 14 are fixed inside the box 12, and preferably, the baffle 14 is fixed by a fixing accessory 141.
Two ends of the dust catching gauze 33 are respectively connected with the overflow port 321 and the round port on the diversion baffle 14; specifically, the upper gauze support 331 is connected with the water storage disc 32, and the lower gauze support 332 is connected with the circular opening of the diversion baffle 14.
The lower part of the diversion baffle plate 14 is communicated with the circulating water tank 26, and the distance between the lower end of the diversion baffle plate 14 and the bottom of the circulating water tank 26 is preferably 5 cm-15 cm.
EXAMPLE III
When the tubular dust collecting system 3 is a multi-layer structure, as shown in fig. 1, the suspension 13 and the flow guide baffle 14 are both arranged as an upper layer and a lower layer, two ends of the tubular dust collecting system 3 at the lower layer are respectively and fixedly connected with the suspension 13 and the flow guide baffle 14 at the lower layer, and two ends of the tubular dust collecting system 3 at the upper layer are respectively and fixedly connected with the suspension 13 and the flow guide baffle 14 at the upper layer.
The diversion baffle 14 comprises an upper sealing plate, a lower sealing plate and a surrounding plate, wherein the upper sealing plate and the lower sealing plate are all provided with round openings, so that the tubular dust catching system 3 is respectively fixed on the upper layer and the lower layer, the surrounding plate is connected with the upper sealing plate and the lower sealing plate in a sealing manner, the upper sealing plate and the lower sealing plate form a middle sealing space, the tubular dust catching system 3 is arranged on the lower layer in the middle sealing space, a gap is formed between the surrounding plate and the inner wall of the box body 12, and the gap is a circulating water gathering channel. The distance between the lower end of the enclosing plate and the bottom of the circulating water tank 26 is 5-15 cm, the water level in the circulating water tank 26 is higher than the lower end of the enclosing plate, so that the lower end of the circulating water gathering channel is sealed, the lower sealing plate, the enclosing plate and the water level in the circulating water tank 26 form a lower sealing space, and the airflow inlet 15 is communicated with the lower sealing space.
The dust-containing gas enters the lower sealed space from the gas flow inlet 15, enters the middle sealed space through the lower tubular dust collecting system 3, and flows out of the gas flow outlet 11 through the upper tubular dust collecting system 3 again, and the sealing arrangement of the lower sealed space and the middle sealed space ensures that the dust-containing gas must circulate from the tubular dust collecting system 3, so that the dust-containing gas is prevented from directly flowing to the gas flow outlet 11 without being filtered, and the filtering effect of the wet dust collector for purifying high-temperature flue gas is improved.
The foregoing is merely a preferred embodiment of the invention, which is intended to be illustrative and not limiting. It will be understood by those skilled in the art that various changes, modifications and equivalents may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. A wet dust collector for purifying high-temperature flue gas is characterized by comprising a shell, a circulating water supply system and a tubular dust collecting system; the shell comprises an airflow outlet, a box body, a suspension, a flow guide baffle and an airflow inlet; the air flow outlet is arranged at the top end of the box body, the air flow inlet is arranged at the lower part of the box body, the suspension and the flow guide baffle are both arranged inside the box body, and the tubular dust collecting system is fixed inside the box body through the suspension and the flow guide baffle; the tubular dust catching system comprises a nozzle, a water storage disc and a dust catching gauze; the dust catching gauze is tubular and is fixed between the water storage disc and the flow guide baffle; the nozzle is connected with a water supply pipe of the circulating water supply system, and is fixed below the water storage disc and in the central position of the dust catching gauze;
the water supply pipe is provided with a connecting pipe and an overflow pipe corresponding to the tubular dust catching system, the connecting pipe is connected with the nozzle, and a pipe orifice of the overflow pipe is arranged right above the water storage disc;
the water storage disc comprises a connecting portion, an outer frame, an inner frame and a bottom plate, the bottom plate is circular, the outer frame and the inner frame are annularly arranged, the connecting portion is fixedly arranged at the central position of the bottom plate, the inner frame and a space between the connecting portions form a water storage space, a pipe opening of the overflow pipe is arranged right above the water storage space, and an overflow opening is formed between the outer frame and the inner frame.
2. The wet scrubber for high temperature flue gas cleaning as recited in claim 1, wherein the dust-catching screen has a mesh size ranging from 0.01mm to 4 mm.
3. The wet scrubber for high temperature flue gas cleaning as recited in claim 1, wherein the inner frame comprises a first annular plate and a second annular plate, the first annular plate and the second annular rim being joined at a top portion to form the inner frame having a triangular cross-section, the first annular plate and the bottom plate being joined to form the water storage space, the second annular plate and the outer frame forming the overflow opening.
4. The wet scrubber for high temperature flue gas cleaning as recited in claim 3, wherein the second annular plate is inclined from top to bottom toward the outer rim.
5. The wet scrubber for high-temperature flue gas purification as recited in claim 1, wherein the circulating water supply system comprises a water supply pipe, a sewage filter, a circulating water tank, and a drain outlet, the circulating water tank is disposed at the bottom of the tank body, and the circulating water tank is divided into an interior and an exterior by the sewage filter, the interior is disposed inside the circulating water tank, the exterior is disposed outside the circulating water tank, the drain outlet is disposed on the interior, and the pipe type dust collecting system is communicated with the exterior through the water supply pipe.
6. The wet dust collector for high-temperature flue gas purification according to claim 1, wherein the deflector has a plurality of circular openings connected to the dust-catching gauze, and edges of the circular openings are convex; the whole diversion baffle is in a shape with a convex center and a concave edge.
7. The wet scrubber for high temperature flue gas cleaning as recited in claim 6, wherein the lower portion of the diversion baffle is connected to the circulation tank, and the water level in the circulation tank is higher than the lower end of the diversion baffle.
8. The wet scrubber for high temperature flue gas cleaning as recited in claim 1, further comprising a dehumidifier disposed in the housing at a position corresponding to the gas flow outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911334787.4A CN110975470B (en) | 2019-12-19 | 2019-12-19 | Wet dust collector for high-temperature flue gas purification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911334787.4A CN110975470B (en) | 2019-12-19 | 2019-12-19 | Wet dust collector for high-temperature flue gas purification |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110975470A CN110975470A (en) | 2020-04-10 |
| CN110975470B true CN110975470B (en) | 2021-09-10 |
Family
ID=70074226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911334787.4A Active CN110975470B (en) | 2019-12-19 | 2019-12-19 | Wet dust collector for high-temperature flue gas purification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110975470B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558270B (en) * | 2020-04-29 | 2022-12-13 | 刘根凡 | Porous medium liquid film dust remover |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0033801A1 (en) * | 1979-11-13 | 1981-08-19 | Uop Inc. | Scrubber utilizing wetted screens |
| CN203315939U (en) * | 2013-05-09 | 2013-12-04 | 南昌航空大学 | Venturi gravity type water bath desulfurizing deduster |
| CN203816403U (en) * | 2013-12-20 | 2014-09-10 | 阳谷祥光铜业有限公司 | Overflow weir and washer |
| CN205838211U (en) * | 2016-06-12 | 2016-12-28 | 河北力科纺织有限责任公司 | A kind of Novel yarn tube |
| WO2017035129A1 (en) * | 2015-08-24 | 2017-03-02 | Hayden John B | Air cleaning fountain |
| CN206621912U (en) * | 2017-04-12 | 2017-11-10 | 江苏罗门扬环保工程有限公司 | A kind of exhaust dust device with bag in flue gas purification system |
| CN208340406U (en) * | 2018-05-23 | 2019-01-08 | 佛山市锐拓环境工程设备有限公司 | A kind of wet-type cloth bag deduster |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2327466B1 (en) * | 2009-11-12 | 2014-08-06 | Novomatic AG | Air cleaner for removing air pollutants from an air stream |
| US9759112B2 (en) * | 2011-08-05 | 2017-09-12 | Nichias Corporation | Retainer for gas processing device, gas processing device, and manufacturing methods therefor |
| CN105169872A (en) * | 2015-10-09 | 2015-12-23 | 东南大学 | Device and method for flue gas cleaning by combining impact agglomeration wet dust collector with wet electric dust collector |
| US11022013B2 (en) * | 2016-01-27 | 2021-06-01 | Mirza Mohammad ARIF | Multipurpose air pollution and heat reducing device |
-
2019
- 2019-12-19 CN CN201911334787.4A patent/CN110975470B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0033801A1 (en) * | 1979-11-13 | 1981-08-19 | Uop Inc. | Scrubber utilizing wetted screens |
| CN203315939U (en) * | 2013-05-09 | 2013-12-04 | 南昌航空大学 | Venturi gravity type water bath desulfurizing deduster |
| CN203816403U (en) * | 2013-12-20 | 2014-09-10 | 阳谷祥光铜业有限公司 | Overflow weir and washer |
| WO2017035129A1 (en) * | 2015-08-24 | 2017-03-02 | Hayden John B | Air cleaning fountain |
| CN205838211U (en) * | 2016-06-12 | 2016-12-28 | 河北力科纺织有限责任公司 | A kind of Novel yarn tube |
| CN206621912U (en) * | 2017-04-12 | 2017-11-10 | 江苏罗门扬环保工程有限公司 | A kind of exhaust dust device with bag in flue gas purification system |
| CN208340406U (en) * | 2018-05-23 | 2019-01-08 | 佛山市锐拓环境工程设备有限公司 | A kind of wet-type cloth bag deduster |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110975470A (en) | 2020-04-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110898991A (en) | Wet-type electric dust remover for purifying boiler flue gas | |
| CN210171054U (en) | Automatic environment purifying device | |
| CN113384985A (en) | Oil smoke purification system of high-temperature setting machine | |
| CN110975470B (en) | Wet dust collector for high-temperature flue gas purification | |
| CN203852976U (en) | Air filtering purifier integrated with filter screen and filtrate | |
| CN204672091U (en) | A kind of stripper filtration system | |
| CN107511273B (en) | Dust collector and long-acting haze combination formula air conditioning unit that removes of laying dust formula | |
| CN104826723B (en) | Wet-method dust removal device for powder grinding machine | |
| CN212283518U (en) | Novel desulfurizing tower | |
| CN208643461U (en) | A kind of air-conditioning of automatic cleaning spot | |
| CN211987803U (en) | Waste rubber recycling and dust removing device | |
| CN211302495U (en) | Chemical industry is with waste gas desulfurization tower of environmental protection | |
| CN208661411U (en) | A kind of Compact gas electrostatic filter | |
| CN208809691U (en) | A kind of environment-friendly type industrial waste-gas purifier | |
| CN208727096U (en) | A kind of dust pelletizing system for flue gas of refuse burning processing | |
| KR940001416B1 (en) | Wet electric dust collector | |
| CN205939476U (en) | Milipore filter new trend system | |
| CN214332987U (en) | Air purification equipment that powder filter effect is good | |
| CN214389449U (en) | Smoke-eliminating and dust-removing device for furnace and kiln | |
| CN110448989A (en) | A kind of explosion-proof dust waste gas purification apparatus for chemical industry | |
| CN213610235U (en) | Circulating water structure applied to stainless steel cyclone tower waste gas treatment equipment | |
| CN212166883U (en) | Dust remover with shunting dust removal function | |
| CN217431251U (en) | Pipeline type oil mist purification system | |
| CN218741071U (en) | Dust removal device and solar cell production line | |
| CN108905468A (en) | Air cleaner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |