CN113209756B - Air dust filtering device - Google Patents
Air dust filtering device Download PDFInfo
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- CN113209756B CN113209756B CN202110396049.3A CN202110396049A CN113209756B CN 113209756 B CN113209756 B CN 113209756B CN 202110396049 A CN202110396049 A CN 202110396049A CN 113209756 B CN113209756 B CN 113209756B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/10—Combinations of devices covered by groups B01D45/00, B01D46/00 and B01D47/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Particles Using Liquids (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an air dust filtering device which comprises a box body, a cover plate and a water tank, wherein the cover plate is arranged at the top of the box body, the water tank is arranged at the bottom of the box body, the box body comprises an air inlet, a dust treatment box, a flow guide groove, a filter plate, an air outlet and a water suction pipe, the air inlet is arranged at the bottom of the left side of the box body, the dust treatment box is arranged at the top of the inner wall of the box body, the flow guide groove is arranged at the bottom of the inner wall of the box body, the filter plate is arranged in the flow guide groove, water flow pumped up through a water suction pipe enters the movable groove through a fixing seat, the movable seat is pushed to the left side through the thrust of the water flow, the groove can improve the pushing effect, when the movable seat is pushed to the leftmost side of the fixing seat, the water flow enters the surface of a filter block through the water outlet groove for filtering, and the filtered water flow filters air again, so that the filtering effect of air can be improved.
Description
Technical Field
The invention relates to the technical field of air filtration, in particular to an air dust filtering device.
Background
Dust pollution is directly threatening the life of people, especially dust-polluted environment can cause various cardiovascular and respiratory diseases, dust can be classified according to a plurality of characteristics, and in the air pollution control, the dust particles can be classified according to the size of the dust particles in the air: 1. the floating dust refers to solid particles with the particle size smaller than 10 mu m in the atmosphere, can float in the atmosphere for a long time, is sometimes called floating dust, is also called inhalable particles, is called PM10,2 and falls dust, refers to solid particles with the particle size larger than 10 mu m in the atmosphere, can settle to the ground in a short time under the action of gravity, and is 3 and total suspended particles, refers to all solid particles with the particle size smaller than 100 mu m in the atmosphere, and the dust not only pollutes the surrounding environment but also affects the physical health of staff due to the fact that a large amount of dust exists in the air in the places such as the existing processing factories.
Disclosure of Invention
The present invention is directed to an air dust filtering device, which solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the air dust filtering device comprises a box body, a cover plate and a water tank, wherein the cover plate is arranged at the top of the box body, and the water tank is arranged at the bottom of the box body;
the dust collection box comprises a box body, and is characterized in that the box body comprises an air inlet, a dust treatment box, a diversion trench, a filter plate, an air outlet and a water pumping pipe, the air inlet is formed in the left side bottom of the box body, the dust treatment box is arranged at the top of the inner wall of the box body, the diversion trench is formed in the bottom of the inner wall of the box body, the filter plate is arranged inside the diversion trench, the air outlet is formed in the top of the right side of the box body, the water pumping pipe is arranged on the back of the dust treatment box, and the bottom of the water pumping pipe penetrates through the bottom of the box body and extends to the inside of the water tank.
Preferably, the dust treatment box comprises a shell, a dust concentration groove, a filter block, a fixing seat, a water outlet pipe, a water collecting groove and a spray pipe, wherein the shell is arranged at the top of the inner wall of the dust treatment box, the dust concentration groove is arranged inside the shell, the filter block is arranged at the center inside the shell, the fixing seat is arranged at the top of the inner wall of the shell, the water outlet pipe is arranged at the bottom of the inner wall of the shell, the water collecting groove is arranged at the bottom of the dust treatment box, and the spray pipe is arranged at the bottom of the water collecting groove.
Preferably, the fixing base comprises a movable groove, a spring seat, a plug, a water outlet groove and a cleaning seat, wherein the movable groove is arranged inside the fixing base, the spring seat is arranged on the left side of the inner wall of the movable groove, the plug is arranged on the right side of the spring seat, the water outlet groove is formed in the bottom of the movable groove, and the cleaning seat is arranged below the fixing base.
Preferably, the cleaning seat comprises a movable seat, a groove, a sealing tube, an extrusion block and a cleaning mechanism, wherein the movable seat is arranged at the top of the cleaning seat, the groove is formed in the top of the right side of the movable seat, the sealing tube is arranged inside the movable seat, the extrusion block is arranged on the left side of the top of the sealing tube, and the cleaning mechanism is arranged at the bottom of the cleaning seat.
Preferably, the cleaning mechanism comprises a sealing block, a push rod, an elastic plate, a scraping block, a baffle, a fixing block and bristles, wherein the sealing block is arranged inside the cleaning mechanism, the top of the sealing block is fixedly connected with the bottom of a sealing tube, the push rod is arranged inside the sealing block, the elastic plate is arranged at the top of the inner wall of the cleaning seat, the scraping block is arranged at the bottom of the elastic plate, the baffle is arranged at the left side and the right side of the sealing block, the fixing block is arranged at the bottom of the push rod, and the bristles are arranged at the bottom of the fixing block.
Preferably, the scraping block comprises a bag body, a rubber sleeve, an arc-shaped elastic piece, an elastic wire and a plastic scraping blade, wherein the bag body is arranged inside the scraping block, the rubber sleeve is sleeved at the bottom of the scraping block, the arc-shaped elastic piece is arranged on the outer surface of the bag body, the elastic wire is arranged inside the arc-shaped elastic piece, and the plastic scraping blade is arranged on the outer surface of the rubber sleeve.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the fixed seat is arranged, so that water flow pumped up through the water pumping pipe enters the movable groove, the movable seat is pushed to the left side through the thrust of the water flow, the pushing effect can be improved by the groove, when the movable seat is pushed to the leftmost side of the fixed seat, the water outlet groove is exposed, the water flow enters the surface of the filter block through the water outlet groove for filtering, and the filtered water flow filters air again, so that the filtering effect of the air can be improved.
2. According to the invention, the cleaning seat is arranged, the movable seat is pushed to the left side by water flow in the movable groove, and then the movable seat is rebounded under the action of the rebound force of the elastic seat, so that the cleaning seat can reciprocate on the surface of the filter block, and dust on the surface of the filter block is cleaned.
3. According to the invention, the cleaning mechanism is arranged, the extrusion block can move the extrusion block to the right side when the extrusion block presses the top, so that gas in the sealing tube is extruded to the bottom, the push rod at the bottom of the cleaning seat drives the fixed block to move downwards, the bristles extend out to clean the surface of the filter block, and dust attached to the surface of the filter block can be cleaned, so that the dust is prevented from adhering to the filter block.
4. According to the invention, the scraping block is arranged to scrape dust cleaned on the surface of the filter block through the reciprocating movement of the cleaning seat, the elastic force generated by the elastic plate on the scraping block can press the scraping block, so that the bottom of the scraping block is subjected to extrusion force, the plastic scraping blade can be tightly attached to the surface of the filter block under the action of the opposite force of the arc-shaped elastic sheet and the elastic wire which are arranged in the scraping block, and the air bag is contracted inwards through the extrusion force, so that the contact surface between the bottom of the scraping block and the filter block is wider, the cleaning effect is improved, the replacement frequency of the filter block is reduced, and the cost is reduced.
5. According to the invention, the air is dedusted through the spray pipes when the air flows in the air guide grooves, and the air can be dedusted for multiple times due to the arrangement of the plurality of guide grooves and the spray pipes arranged at the top of each guide groove, so that the filtering effect is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a front cross-sectional structure of the present invention;
FIG. 3 is a schematic diagram of a front cross-sectional structure of a dust treatment tank according to the present invention;
FIG. 4 is a schematic view of a front cross-sectional structure of a fixing base of the present invention;
FIG. 5 is a schematic view of a front cross-sectional structure of a cleaning seat according to the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5A according to the present invention;
FIG. 7 is a schematic view of a front cross-sectional structure of a scraper block according to the present invention;
in the figure: 1. the dust collection device comprises a box body, an air inlet, a dust treatment box, a box body, a dust concentration groove, a box body, a dust concentration groove, a box body, a filtering block, a fixed seat, a a1. movable groove, an a2 elastic seat, a a3. plug, a a4. water outlet groove, a a5. cleaning seat, an a51 movable seat, an a52 groove, an a53 sealing pipe, an a54 extrusion block, an a55 cleaning mechanism, a w1. sealing block, a w2. push rod, a w3. elastic plate, a w4. scraping block, a w41 bag body, a w42 rubber sleeve, a w43 arc-shaped elastic sheet, a w44 elastic wire, a w45 plastic scraping blade, a w5. blocking piece, a w6. fixed block, w7. bristles, a 125 water outlet pipe, a 126 water collecting groove, a 127 spray pipe, a 13 guide groove, a 14, a filtering plate, a 15 air outlet, a 16 water pumping pipe, a2 cover plate and a water tank.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
please refer to fig. 1-3:
the invention provides a technical scheme that: the utility model provides an air dust filter, including box 1, apron 2 and water tank 3, apron 2 installs at box 1 top, water tank 3 installs in box 1 bottom, box 1 includes air intake 11, dust treatment case 12, guiding gutter 13, filter 14, air outlet 15 and drinking-water pipe 16, air intake 11 sets up in box 1 left side bottom, dust treatment case 12 installs at box 1 inner wall top, guiding gutter 13 sets up in box 1 inner wall bottom, filter 14 sets up inside guiding gutter 13, air outlet 15 sets up at box 1 right side top, drinking-water pipe 16 sets up at dust treatment case 12 back, the drinking-water pipe 16 bottom runs through box 1 bottom and extends to water tank 3 inside, be through spraying pipe 127 when air flows in inside through setting guiding gutter 13 and remove dust to the air, owing to set up a plurality of guiding gutter 13 and every guiding gutter 13 top all are provided with spraying pipe 127, can make the air pass through multiple dust removal, improve the filter effect.
The dust treatment box 12 includes casing 121, dust concentration groove 122, filter block 123, fixing base 124, outlet pipe 125, water catch bowl 126 and spray pipe 127, casing 121 installs at dust treatment box 12 inner wall top, dust concentration groove 122 sets up inside casing 121, filter block 123 installs in the inside center department of casing 121, fixing base 124 installs at casing 121 inner wall top, outlet pipe 125 installs in casing 121 inner wall bottom, water catch bowl 126 installs in dust treatment box 12 bottom, spray pipe 127 installs in water catch bowl 126 bottom, dust concentration groove 122 installs at outlet pipe 125 top, outlet pipe 125 one end communicates each other with filter block 123 bottom, the outlet pipe 125 other end runs through casing 121 and extends to the casing 121 outside, riser 16 top and fixing base 124 right side fixed connection and inside intercommunication each other.
Example 2:
please refer to fig. 4-7:
the fixing seat 124 comprises a movable groove a1, a spring seat a2, a plug a3, a water outlet groove a4 and a cleaning seat a5, wherein the movable groove a1 is arranged inside the fixing seat 124, the spring seat a2 is arranged on the left side of the inner wall of the movable groove a1, the plug a3 is arranged on the right side of the spring seat a2, the water outlet groove a4 is arranged at the bottom of the movable groove a1, the cleaning seat a5 is arranged below the fixing seat 124, water flow pumped up through the water pumping pipe 16 by the fixing seat 124 can enter the movable groove a1, the movable seat a51 can be pushed to the left side through the thrust of the water flow, the pushing effect can be improved through the groove a52, when the movable seat a51 is pushed to the leftmost side of the fixing seat 124, the water outlet groove a4 can be exposed, the water flow enters the surface of the filter block 123 through the water outlet groove a4 for filtering, the filtered water flow can be filtered again for air filtering, and the air filtering effect can be improved.
The cleaning seat a5 comprises a movable seat a51, a groove a52, a sealing tube a53, an extrusion block a54 and a cleaning mechanism a55, wherein the movable seat a51 is arranged at the top of the cleaning seat a5, the groove a52 is formed in the top of the right side of the movable seat a51, the sealing tube a53 is arranged in the movable seat a51, the extrusion block a54 is arranged on the left side of the top of the sealing tube a53, the cleaning mechanism a55 is arranged at the bottom of the cleaning seat a5, the left side of the extrusion block a54 is matched with the right side of the top a3, the extrusion block a54 is in sliding connection with the sealing tube a53, the cleaning seat a5 is pushed to the left side by water flow in a movable groove a1 through the movable seat a51, and the rebound of the movable seat a2 can enable the cleaning seat a5 to reciprocate on the surface of the filter block 123 under the rebound force of the elastic seat a2, so that dust on the surface of the filter block 123 is cleaned.
The cleaning mechanism a55 comprises a sealing block w1, a push rod w2, an elastic plate w3, a scraping block w4, a baffle w5, a fixing block w6 and bristles w7, wherein the sealing block w1 is arranged inside the cleaning mechanism a55, the top of the sealing block w1 is fixedly connected with the bottom of the sealing tube a53, the push rod w2 is arranged inside the sealing block w1, the elastic plate w3 is arranged at the top of the inner wall of the cleaning seat a5, the scraping block w4 is arranged at the bottom of the elastic plate w3, the baffle w5 is arranged at the left side and the right side of the sealing block w1, the fixing block w6 is arranged at the bottom of the push rod w2, the bristles w7 are arranged at the bottom of the fixing block w6, the inside of the sealing block w1 is mutually communicated with the inside of the sealing tube a53, the baffle w5 is used for supporting the bristles w7, the bristles w7 are prevented from being forked, and the cleaning mechanism a55 is arranged to move the right side by pressing the top a54, so that gas inside the sealing tube a53 is extruded to the bottom, the push rod w2 at the bottom of the seat a5 drives the fixing block w6 to move downwards, the bristles 123 are arranged at the bottom of the sealing block w6, the bristles 123 are arranged at the bottom the sealing block w6, dust can be prevented from adhering to the filter block 123, and dust can be cleaned on the surface 123.
The scraping block w4 comprises a bag body w41, a rubber sleeve w42, an arc-shaped elastic piece w43, an elastic wire w44 and a plastic scraping blade w45, wherein the bag body w41 is arranged inside the scraping block w4, the rubber sleeve w42 is sleeved at the bottom of the scraping block w4, the arc-shaped elastic piece w43 is arranged on the outer surface of the bag body w41, the elastic wire w44 is arranged inside the arc-shaped elastic piece w43, the plastic scraping blade w45 is arranged on the outer surface of the rubber sleeve w42, dust cleaned on the surface of the filter block 123 is scraped through the reciprocating movement of the cleaning seat a5 by the scraping block w4, the elastic force generated by the scraping block w4 is used for pressing the scraping block w4 through the elastic plate w3, the bottom of the scraping block w4 is enabled to be subjected to extrusion force, the plastic scraping blade w45 can be clung to the surface of the filter block 123 under the action of the reverse force of the arc-shaped elastic piece w43 and the elastic wire w44, the air bag w41 is enabled to shrink inwards through the extrusion force received, the bottom of the scraping block w4 and the contact surface of the filter block 123 are wider, so that the effect is improved, and the replacement frequency of the filter block 123 is reduced.
Working principle: when the air dust filtering device is used, firstly, air with dust enters from the air inlet pipe 11, the air flows in the guide groove 13, the dust in the air can be carried into the bottom water tank 3 through water mist by spraying the air in the guide groove 13 through the spraying pipe 127, as the filter plate 14 is arranged in the guide groove 13, some dust in the air can remain on the filter plate 14, the dust on the filter plate 14 can be carried into the water tank 3 again under the action of the water mist, the water with the dust in the water tank 3 is pumped into the dust processing box 12 by the water pumping pipe 16, the pumped water flow enters into the movable groove a1, the movable seat a51 is pushed to the left side through the thrust of the water flow, the pushing effect of the groove a52 can be improved, when the movable seat a51 is pushed to the leftmost side of the fixed seat 124, the water outlet groove a4 can be exposed, the water flow enters the surface of the filter block 123 through the water outlet groove a4 to filter, the extrusion block a54 presses the top head a3 leftwards, so that the elastic seat a2 contracts and deforms, the movable seat a51 is rebounded to the original position through the rebound force of the elastic seat a2, the cleaning seat a5 reciprocates on the surface of the filter block 123, so that dust on the surface of the filter block 123 is cleaned, the extrusion block a54 presses the top head a3 and moves the extrusion block a54 rightwards, so that gas in the sealing tube a53 is extruded to the bottom, the push rod w2 at the bottom of the cleaning seat a5 drives the fixed block w6 to move downwards, the brush hairs w7 extend out, the surface of the filter block 123 is cleaned, the dust cleaned on the surface of the filter block 123 is scraped through the scraping block w4, the scraping block w4 is pressed through the elasticity generated by the elastic plate w3, so that the bottom of the scraping block w4 is subjected to extrusion force, can make plastic doctor-bar w45 hug closely filter block 123 surface through the effect of inside arc shell fragment w43 that sets up with elastic wire w44 reverse force down, then gasbag w41 is to inside shrink through the extrusion force that receives, make the contact surface of scraping the piece w4 bottom and filter block 123 wider, thereby improve the cleaning effect, scrape the dust on filter block 123 surface through the removal of clearance seat a5 and to the dust concentration groove 122 inside of both sides, can accomplish the clearance of dust, the water after the filtration can enter into dust treatment case 12 bottom through outlet pipe 125, inside the water catch bowl 126 flows again, through spray pipe 127 blowout, the spun water smoke adsorbs the dust in the air once more, can be better to the dust filter effect in the air through a plurality of guiding grooves 13 that set up, the air after the filtration is through air outlet 15 outflow at last can.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides an air dust filter, includes box (1), apron (2) and water tank (3), its characterized in that: the cover plate (2) is arranged at the top of the box body (1), and the water tank (3) is arranged at the bottom of the box body (1);
the dust treatment box (12) is arranged at the top of the inner wall of the box (1), the guide groove (13) is arranged at the bottom of the inner wall of the box (1), the filter plate (14) is arranged inside the guide groove (13), the air outlet (15) is arranged at the top of the right side of the box (1), the water pumping pipe (16) is arranged at the back of the dust treatment box (12), and the bottom of the water pumping pipe (16) penetrates through the bottom of the box (1) and extends to the inside of the water tank (3);
the dust treatment box (12) comprises a shell (121), a dust concentration groove (122), a filter block (123), a fixing seat (124), a water outlet pipe (125), a water collecting groove (126) and a spray pipe (127), wherein the shell (121) is arranged at the top of the inner wall of the dust treatment box (12), the dust concentration groove (122) is arranged inside the shell (121), the filter block (123) is arranged at the center inside the shell (121), the fixing seat (124) is arranged at the top of the inner wall of the shell (121), the water outlet pipe (125) is arranged at the bottom of the inner wall of the shell (121), the water collecting groove (126) is arranged at the bottom of the dust treatment box (12), and the spray pipe (127) is arranged at the bottom of the water collecting groove (126);
the fixing seat (124) comprises a movable groove (a 1), a bullet seat (a 2), a plug (a 3), a water outlet groove (a 4) and a cleaning seat (a 5), wherein the movable groove (a 1) is arranged in the fixing seat (124), the bullet seat (a 2) is arranged on the left side of the inner wall of the movable groove (a 1), the plug (a 3) is arranged on the right side of the bullet seat (a 2), the water outlet groove (a 4) is arranged at the bottom of the movable groove (a 1), and the cleaning seat (a 5) is arranged below the fixing seat (124);
the cleaning seat (a 5) comprises a movable seat (a 51), a groove (a 52), a sealing tube (a 53), an extrusion block (a 54) and a cleaning mechanism (a 55), wherein the movable seat (a 51) is arranged at the top of the cleaning seat (a 5), the groove (a 52) is formed in the right top of the movable seat (a 51), the sealing tube (a 53) is arranged in the movable seat (a 51), the extrusion block (a 54) is arranged at the left side of the top of the sealing tube (a 53), and the cleaning mechanism (a 55) is arranged at the bottom of the cleaning seat (a 5).
2. An air dust filtration device according to claim 1, wherein: the cleaning mechanism (a 55) comprises a sealing block (w 1), a push rod (w 2), an elastic plate (w 3), a scraping block (w 4), a baffle plate (w 5), a fixing block (w 6) and bristles (w 7), wherein the sealing block (w 1) is arranged inside the cleaning mechanism (a 55), the top of the sealing block (w 1) is fixedly connected with the bottom of a sealing tube (a 53), the push rod (w 2) is arranged inside the sealing block (w 1), the elastic plate (w 3) is arranged at the top of the inner wall of the cleaning seat (a 5), the scraping block (w 4) is arranged at the bottom of the elastic plate (w 3), the baffle plate (w 5) is arranged at the left side and the right side of the sealing block (w 1), the fixing block (w 6) is arranged at the bottom of the push rod (w 2), and the bristles (w 7) are arranged at the bottom of the fixing block (w 6).
3. An air dust filtration device according to claim 2, wherein: the scraping block (w 4) comprises a bag body (w 41), a rubber sleeve (w 42), an arc-shaped elastic piece (w 43), an elastic wire (w 44) and a plastic scraping blade (w 45), wherein the bag body (w 41) is arranged inside the scraping block (w 4), the rubber sleeve (w 42) is sleeved at the bottom of the scraping block (w 4), the arc-shaped elastic piece (w 43) is arranged on the outer surface of the bag body (w 41), the elastic wire (w 44) is arranged inside the arc-shaped elastic piece (w 43), and the plastic scraping blade (w 45) is arranged on the outer surface of the rubber sleeve (w 42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110396049.3A CN113209756B (en) | 2021-04-13 | 2021-04-13 | Air dust filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110396049.3A CN113209756B (en) | 2021-04-13 | 2021-04-13 | Air dust filtering device |
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| CN113209756A CN113209756A (en) | 2021-08-06 |
| CN113209756B true CN113209756B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110396049.3A Active CN113209756B (en) | 2021-04-13 | 2021-04-13 | Air dust filtering device |
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| CN (1) | CN113209756B (en) |
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| JP3224361U (en) * | 2019-09-17 | 2019-12-12 | 蘇州百創達環保科技有限公司 | Spray type air dust remover |
| CN111829096A (en) * | 2020-07-15 | 2020-10-27 | 广州德程机电设备有限公司 | Sterilization air purifier |
| JP3229676U (en) * | 2020-09-01 | 2020-12-17 | 蘇州百創達環保科技有限公司 | Box-type cleaning system that prevents dust diffusion |
| CN212188384U (en) * | 2020-03-09 | 2020-12-22 | 绍兴金楚印染有限公司 | Warp knitting super gentle short pile surface fabric setting waste gas water sprays processing apparatus |
| CN112295344A (en) * | 2020-11-19 | 2021-02-02 | 湖州科峰磁业有限公司 | Dust removal device for magnetic element production workshop and application method thereof |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0594213A1 (en) * | 1992-10-22 | 1994-04-27 | Kaltenbach & Voigt Gmbh & Co. | Filtering device for a gaseous medium |
| CA2890436A1 (en) * | 2014-08-14 | 2016-02-14 | Henan Dragon Into Coal Technology Co., Ltd. | A dust filtration system of gas mixture of high temperature oil gas, water vapor and precipitation-prone carbides |
| CN204294062U (en) * | 2014-11-24 | 2015-04-29 | 绍兴昆运压纹制版有限公司 | A kind of dust filtering device |
| CN106902602A (en) * | 2017-03-07 | 2017-06-30 | 肖荣健 | A kind of Self-excitation wet-type cleaning dust machine and dust collection method |
| CN107694267A (en) * | 2017-11-10 | 2018-02-16 | 余凤莲 | A kind of air water washing device and the air method for washing based on the device |
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| CN113209756A (en) | 2021-08-06 |
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