CN105013261B - A kind of outdoor haze cleaning treatment system - Google Patents
A kind of outdoor haze cleaning treatment system Download PDFInfo
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- CN105013261B CN105013261B CN201510389405.3A CN201510389405A CN105013261B CN 105013261 B CN105013261 B CN 105013261B CN 201510389405 A CN201510389405 A CN 201510389405A CN 105013261 B CN105013261 B CN 105013261B
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Abstract
A kind of outdoor haze cleaning treatment system, including filter and upper and lower two set cleaning devices, filter overlaps between cleaning device upper and lower two；Filter includes cabinet, and the front side wall of cabinet has air outlet window, is installed with blower fan at air outlet window, and cabinet rear wall has air-inlet window, is installed on non-woven fabrics at air-inlet window；Often set cleaning device all includes tank, is relatively rotatably installed with driving roller in tank, drives roller to be connected with motor, and the two ends of non-woven fabrics are connected with upper and lower driving roller respectively.Being correspondingly arranged on front-seat steel rider and heel row steel rider before and after at air-inlet window, non-woven fabrics is that serpentine is wrapped between front-seat steel rider and heel row steel rider.Being fixedly connected with reinforcement between adjacent front-seat steel rider and heel row steel rider, reinforcement is positioned at the air side of non-woven fabrics；Reinforcement includes two connecting plates that the left and right sides is correspondingly arranged, connecting plate and front-seat steel rider and heel row steel rider is the most tangent is fixedly linked, and is fixedly connected with round muscle between two connecting plates of every layer.
Description
Technical field
The present invention relates to a kind of outdoor air cleaning system, particularly relate to a kind of outdoor haze cleaning treatment system.
Background technology
Quickening and the raising of people's quality of life level along with process of industrialization, in life, the consumption to coal and oil is increasing, the air pollutants given off due to domestic, commercialization, industry, building etc. get more and more, the quantity making PM2.5 in air, pollen, dust etc. the most drastically increases, thus shone into haze phenomenon, have a strong impact on daily life and healthy.
In order to improve air quality, need by air cleaner, the pollutant in air to be filtered, and the small-sized depurator of indoor can only carry out the air cleaning of little scope, it is difficult to arrive the effect of outdoor large area air cleaning, it is therefore desirable to a kind of air cleaner that may be used for outdoor large area purification.
Summary of the invention
It is an object of the invention to provide a kind of outdoor haze cleaning treatment system, this system can carry out large-area air cleaning to outdoor.
For achieving the above object, the technical solution used in the present invention is:
A kind of outdoor haze cleaning treatment system, is characterized in that, including filter and upper and lower two set cleaning devices, filter overlaps between cleaning device upper and lower two；Filter includes cabinet, and the front side wall of cabinet has air outlet window, is installed with blower fan at air outlet window, and the rear wall of cabinet has air-inlet window, is installed on non-woven fabrics at air-inlet window；Often set cleaning device all includes tank, is relatively rotatably installed with driving roller in tank, drives roller to be connected with motor, and the two ends of non-woven fabrics are connected with upper and lower driving roller respectively.
According to described a kind of outdoor haze cleaning treatment system, it is characterized in that, at described air-inlet window before and after be correspondingly arranged on front-seat steel rider and heel row steel rider, described non-woven fabrics is that serpentine is wrapped between front-seat steel rider and heel row steel rider.
According to described a kind of outdoor haze cleaning treatment system, it is characterized in that, being fixedly connected with reinforcement between adjacent described front-seat steel rider and heel row steel rider, reinforcement is positioned at the air side of described non-woven fabrics；Reinforcement includes two connecting plates that the left and right sides is correspondingly arranged, connecting plate and front-seat steel rider and heel row steel rider is the most tangent is fixedly linked, and is fixedly connected with round muscle between two connecting plates of every layer.
According to described a kind of outdoor haze cleaning treatment system, it is characterized in that, it is installed with fixed plate at air outlet window on described cabinet front side wall, offer circle in fixed plate crosses wind passage, cross the diameter at wind passage two ends more than its internal diameter, the two ends crossing wind passage form circular groove, and described assembling is in crossing wind passage.
According to described a kind of outdoor haze cleaning treatment system, it is characterized in that, two described driving rollers relatively it are rotatably installed with in described tank, roller is driven to lay respectively at the front side in tank and rear side, the driving roller of front side is connected with described motor-driven, the roller that drives of rear side is positioned at above and below described non-woven fabrics, and non-woven fabrics is connected with this driving roller transmission outside the driving roller of rear side.
According to described a kind of outdoor haze cleaning treatment system, it is characterized in that, relatively being rotatably installed with three described driving rollers in described tank, the middle position driving roller drives the line of roller less than both sides, and described non-woven fabrics is connected with its transmission on the downside of middle driving roller.
According to described a kind of outdoor haze cleaning treatment system, it is characterized in that, being installed with the hairbrush being arranged in pairs in described tank, described non-woven fabrics passes in the middle of hairbrush；Being installed with vacuum cleaner outside tank, non-woven fabrics is pressed close to vacuum cleaner and is arranged.
According to described a kind of outdoor haze cleaning treatment system, it is characterized in that, being installed with non-woven fabrics induction apparatus on the sidewall of described tank, described non-woven fabrics is installed with non-woven fabrics sensing chip, non-woven fabrics sensing chip is corresponding with non-woven fabrics induction apparatus and the two is connected by actuated signal control.
According to described a kind of outdoor haze cleaning treatment system, it is characterized in that, be provided with dividing plate in described tank, the homonymy free end of described driving roller passes dividing plate, is connected with synchronous pulley respectively, is connected with Timing Belt outside synchronous pulley.
According to described a kind of outdoor haze cleaning treatment system, it is characterized in that, equipped with water inlet pipe and outlet pipe on described tank, water inlet pipe is provided with water inlet pipe automatic regulating valve, and outlet pipe is provided with outlet pipe automatic regulating valve；Being installed with level sensor in tank, level sensor controls to be connected by information with water inlet pipe automatic regulating valve and outlet pipe automatic regulating valve.
This system is controlled by PLC system, air is driven to flow by blower fan, air is filtered by non-woven fabrics, after filtering a period of time, rotated by driven by motor Timing Belt again, thus drive non-woven fabrics carry out rolling in cleaning device and unreel, thus adjust the relative position of non-woven fabrics in filter, make the non-woven fabrics can normally dedusting, and the non-woven fabrics sent out in cleaning device is after dedusting, washing and blot, can send back in filter and reuse, the water after cleaning processes through water treatment facilities and recycles.
The present invention carries out filtration, purification by the non-woven fabrics using filtering holes aperture to be 0.3um～10um to the pollutant in outdoor air, effective filtration of solid particulate matter in air can be realized, this system can in a row be combined into unit, under the synergism of several rows of unit, can large area air outside clean room in the short time, thus reach to purify the purpose of air, and draught fan impeller is processed by leaf joint, power of motor can be reduced, use fluid motor-driven so that volume of the present invention is little, energy consumption is low.
Accompanying drawing explanation
Fig. 1 is the perspective cross-sectional structural representation of the present invention；
Fig. 2 is the side, sectional structural representation of the present invention；
Fig. 3 is the perspective view of the present invention；
Fig. 4 is the horizontal cross-sectional structural representation of filter in the present invention；
Fig. 5 is the side, sectional structural representation of filter in the present invention；
Fig. 6 is the structural representation of reinforcement in Fig. 5；
Fig. 7 is the connection diagram driving roller and short axle in the present invention；
Fig. 8 is the plan structure schematic diagram of tank in the present invention.
In accompanying drawing:
1, tank；2, cabinet；3, fixed plate；4, fan supporter；5, impeller；6, leaf joint；7, motor；8, chain；9, cleaning device；10, dividing plate；11, Timing Belt；12, synchronous pulley；13, non-woven fabrics；14, front-seat steel rider；15, heel row steel rider；16, reinforcement；17, muscle is justified；18, vacuum cleaner；19, roller is driven；20, hairbrush；21, short axle；22, Timing Belt auxiliary wheel；23, level sensor；24, non-woven fabrics induction apparatus；25, non-woven fabrics sensing chip；26, hydraulic motor；27, bearing block.
Detailed description of the invention
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings:
A kind of outdoor haze cleaning treatment system, as shown in Figures 1 to 8, including filter and upper and lower two set cleaning devices 9, filter overlaps between cleaning device 9 upper and lower two；Filter includes that cabinet 2, the front side wall of cabinet 2 have air outlet window, is installed with blower fan at air outlet window, and the rear wall of cabinet 2 has air-inlet window, is installed on non-woven fabrics 13 at air-inlet window；Often set cleaning device 9 all includes tank 1, is relatively rotatably installed with driving roller 19 in tank 1, drives roller 19 to be connected with motor 7, and the two ends of non-woven fabrics 13 are connected with upper and lower driving roller 19 respectively.Being correspondingly arranged on front-seat steel rider 14 and heel row steel rider 15 before and after at described air-inlet window, described non-woven fabrics 13 is wrapped in serpentine between front-seat steel rider 14 and heel row steel rider 15.
In the present embodiment, being fixedly connected with reinforcement 16 between adjacent described front-seat steel rider 14 and heel row steel rider 15, reinforcement 16 is positioned at the air side of described non-woven fabrics 13；Reinforcement 16 includes two connecting plates that the left and right sides is correspondingly arranged, connecting plate and front-seat steel rider 14 and heel row steel rider 15 is the most tangent is fixedly linked, and is fixedly connected with round muscle 17 between two connecting plates of every layer.It is installed with fixed plate 3 at air outlet window on described cabinet 2 front side wall, offer circle in fixed plate 3 crosses wind passage, the diameter crossing wind passage two ends forms circular groove more than its internal diameter, the two ends crossing wind passage, and described assembling is in crossing wind passage.
Two described driving rollers 19 relatively it are rotatably installed with in described tank 1, roller 19 is driven to lay respectively at the front side in tank 1 and rear side, the driving roller 19 of front side is connected with the transmission of described motor 7, the roller 19 that drives of rear side is positioned at above and below described non-woven fabrics 13, and non-woven fabrics 13 is connected with this driving roller 19 transmission outside the driving roller 19 of rear side.Relatively being rotatably installed with three described driving rollers 19 in described tank 1, the middle position driving roller 19 drives the line of roller 19 less than both sides, and described non-woven fabrics 13 is connected with its transmission on the downside of middle driving roller 19.
In the present embodiment, being installed with the hairbrush 20 being arranged in pairs in described tank 1, described non-woven fabrics 13 passes in the middle of hairbrush 20；Being installed with vacuum cleaner 18 outside tank 1, non-woven fabrics 13 is pressed close to vacuum cleaner 18 and is arranged.Being installed with non-woven fabrics induction apparatus 24 on the sidewall of described tank 1, described non-woven fabrics 13 is installed with non-woven fabrics sensing chip 25, non-woven fabrics sensing chip 25 is corresponding with non-woven fabrics induction apparatus 24 and the two is connected by actuated signal control.
Being provided with dividing plate 10 in described tank 1, the homonymy free end of described driving roller 19 passes dividing plate 10, is connected with synchronous pulley 12 respectively, is connected with Timing Belt 11 outside synchronous pulley 12.Equipped with water inlet pipe and outlet pipe on described tank 1, water inlet pipe is provided with water inlet pipe automatic regulating valve, and outlet pipe is provided with outlet pipe automatic regulating valve；Being installed with level sensor 23 in tank 1, level sensor 23 controls to be connected by information with water inlet pipe automatic regulating valve and outlet pipe automatic regulating valve.
In the present invention, motor is frequency conversion motor, and driving roller is steel rider.Wherein also rotating against on the dividing plate in the tank of top and be provided with a Timing Belt auxiliary wheel, Timing Belt is connected with Timing Belt auxiliary wheel transmission.Motor is connected by chain drive with driving roller；Synchronous belt pulley transmission connects short axle, drives roller to be connected with synchronous belt pulley transmission by short axle respectively.In the present embodiment, blower fan includes that fan supporter, fan supporter are connected with fixed plate, and fan supporter is fixed with bearing block, and in bearing block, by rotating main shaft, front and back, both sides connection has impeller and hydraulic motor；Impeller includes radially, multiple blades of equidistantly distribution, and blade is fixedly connected with leaf joint；Leaf joint is toroidal, and the center of leaf joint is the emission center of blade；Leaf joint and the joining of blade are positioned on blade, emission center side 4/6 to 5/6 place of distance blade；Leaf joint starts from the air intake side of blade to extend connection along the width of blade to the opposite side of blade, and leaf joint is across the 70%～100% of width of blade.The filtering holes aperture of described non-woven fabrics is 0.3um～10um.On front side of air outlet window and it is provided with protective cover on rear side of air-inlet window, above tank, also is provided with protective cover.
In the present invention, cabinet is rib a length of 3～the square box of 4m, the sidewall thickness of cabinet is 80mm, before and after cabinet, two sides are opened wide, remaining each uses corrosion resistant plate welded closure, fixed plate it is fixed with before cabinet, fixed plate is by header board, back plate forms with crossing wind passage, the groove of a bowl-type it is respectively arranged with in front and rear panels, bottom portion of groove is air vent, wind passage it was fixed with on air vent, crossing wind passage is horn mouth form, cabinet roof is concordant with left and right sides wall with before diapire, than left and right sides wall the shortest 150～200mm after cabinet roof and diapire.After cabinet, it is perpendicular to left and right sides wall, is fixed with 11 heel row steel riders by bearing, 11 heel row steel riders are in cabinet rear, slightly spill upper and lower two side and be on same vertical guide, cabinet inside with on the position that heel row steel rider horizontal range is 1～2.5m, with the direction identical with heel row steel rider, by fixed 10 the front-seat steel riders of bearing, each front-seat steel rider is located behind on the perpendicular bisector of adjacent two heel row steel riders, and the diameter of steel rider is 80mm.Fixed plate is provided with four orthogonal fan supporters, being fixed with bearing block on fan supporter, be fixed with rotation main shaft by bearing in bearing block, before and after rotating main shaft, both sides are connected to impeller and hydraulic motor, leaf joint it is welded with, a diameter of the 1.5 of impeller～1.8M on the blade of impeller.
In the present invention, tank is rectangular structure, a length of 3.3M, a width of 3M, a height of 0.4M, thickness of slab is 80MM, dividing plate it is welded with in it, gap is left in bottom of gullet in dividing plate bottom surface, liquid can be passed through, dividing plate is positioned at the side of tank, other sidewalls of dividing plate and tank surround the square region of 3M*3M, tank is positioned at surface and the underface of cabinet, dividing plate and the basin sidewall relative with dividing plate in the tank of lower section project upwards higher than cabinet, by bolt, cabinet is fixed on the tank of lower section, the rear wall of the tank of top is concordant with after the roof of cabinet, it is less than above other each wooden partitions of tank of top above rear wall, the tank of top is bolted on above cabinet.
In the square region of tank, with on the direction of divider upright, by bearing, 3 driving rollers are fixed between the sidewall of tank and dividing plate, drive a diameter of 80MM of roller, middle drives the roller driving roller less than both sides, and it is positioned at the lower partition, in the tank of top, the roller that drives being in rear side is positioned at the top of tank rear wall, and the most slightly protrude from tank rear wall, in upper lower flume, the driving roller and the heel row steel rod that are in rear side are positioned at same vertical guide, be positioned at the same side drives wherein one end of steel rod through dividing plate, it extend out to outside dividing plate, which is provided with connection keyhole, and connected by connecting key and a short axle, fixed by flat head bolt.Being fixed with synchronous pulley with on the short axle driving steel rod to be connected, on located anteriorly short axle, be fixed with gear between dividing plate and synchronous pulley, gear is connected with motor fixing before dividing plate by chain.
Below the synchronous pulley that on dividing plate in the tank of top, midway drive roller connects, a Timing Belt auxiliary wheel is installed, being wrapped Timing Belt with S-shaped canoe on synchronous pulley in tank and Timing Belt auxiliary wheel, Timing Belt is wrapped over the synchronous pulley top row that before and after two drives roller to be connected and becomes closed-loop path；Timing Belt in the tank of lower section forms closed-loop path by three synchronous pulleys.
In the present invention, on front two rows steel rider (i.e. front-seat steel rider and heel row steel rider), canoe with S-shaped is wrapped filtering holes aperture as 0.3um～the non-woven fabrics of 10um, the air side of non-woven fabrics is provided with reinforcement, non-woven fabrics is turned back at the heel row steel rider of highest and lowest, the driving roller transmission continued respectively and be positioned at upper and lower two tank inner back side is connected, non-woven fabrics in tank is wrapped on driving steel rod along the driving direction of Timing Belt, and the end of non-woven fabrics is fixed on tank and is internally located on the driving roller of front side.Being fixed with non-woven fabrics sensing chip on non-woven fabrics, tank is interior, the both sides up and down of non-woven fabrics are provided with hairbrush, and tank rear, two, left and right sidewall stretch out backward, has been bolted vacuum cleaner in the position near non-woven fabrics.
In the present invention, the both sides of reinforcement are the thin version (i.e. connecting plate) of two cuboids, equidistantly it is welded with the round muscle of five a diameter of 10～20mm in the middle of the two thin versions of block length cube, and the thin version of two cuboids is welded on cabinet inside with the direction the most tangent with front two rows steel rider.It is additionally provided with net-shaped protective cover outside face and tank before and after cabinet, device generally stainless steel structure, it is provided with water seal at steel rider bearing, tank is provided with level sensor and non-woven fabrics induction apparatus, equipped with water inlet pipe and outlet pipe on tank, the resistance to water erosion of Timing Belt.
The present invention is controlled by PLC system, the non-woven fabrics a length of 40～44m of filter-portion, the nonwoven fabric roll of the 43～46m length that prestore in tank, during start, the induction zone of the non-woven fabrics induction apparatus that non-woven fabrics sensing chip is positioned in upper flume or lower flume, hydraulic motor drives blower fan to rotate, blower fan wind-force is up to 7～8 grades, thus produce the air-flow sprung up to cabinet inside, when after the non-woven fabrics that air contact aperture is 0.5～2.5um with pollution particulate matter, particle diameter will be filtered out by non-woven fabrics more than the pollution particulate matter in filtering holes aperture, outside gas after filtration is by blower fan blowout cabinet.After when system purification outdoor air 3～5 is little, water filling in tank opened by water inlet pipe automatic regulating valve, and when water level reaches the induction zone of level sensor, water inlet pipe automatic regulating valve cuts out.Now under the induction effect of non-woven fabrics induction apparatus, motor rotates forward, thus transmit non-woven fabrics downward or upward by chain-driving Timing Belt, vacuum cleaner starts simultaneously, one of them absorbs moisture unnecessary on non-woven fabrics, another vacuum cleaner absorbs the dust floated on non-woven fabrics, after non-woven fabrics enters tank, by hairbrush, it is carried out, in non-woven fabrics sensing chip is transferred to tank after the induction region of non-woven fabrics induction apparatus, under the induction effect of non-woven fabrics induction apparatus, motor quits work, outlet pipe automatic regulating valve is opened simultaneously, water in tank is put into sewage diposal area and carries out purified treatment, after releasing completely, outlet pipe automatic regulating valve cuts out, air cleaner enters steady operation.After system works 3～5 hours, continue to inject water, this time under the effect of induction apparatus, motor reversal in tank so that non-woven fabrics moves to another tank direction, completes cleaning.
Claims (8)
1. an outdoor haze cleaning treatment system, is characterized in that, including filter and upper and lower two sets cleaning device (9), filter is positioned between upper and lower two sets cleaning device (9)；Filter includes that cabinet (2), the front side wall of cabinet (2) have air outlet window, is installed with blower fan at air outlet window, and the rear wall of cabinet (2) has air-inlet window, is installed on non-woven fabrics (13) at air-inlet window；Often set cleaning device (9) all includes tank (1), is relatively rotatably installed with driving roller (19) in tank (1), drives roller (19) to be connected with motor (7), and the two ends of non-woven fabrics (13) are connected with upper and lower driving roller (19) respectively；Being correspondingly arranged on front-seat steel rider (14) and heel row steel rider (15) before and after at described air-inlet window, described non-woven fabrics (13) is wrapped in serpentine between front-seat steel rider (14) and heel row steel rider (15)；Being fixedly connected with reinforcement (16) between adjacent described front-seat steel rider (14) and heel row steel rider (15), reinforcement (16) is positioned at the air side of described non-woven fabrics (13)；Reinforcement (16) includes two connecting plates that the left and right sides is correspondingly arranged, connecting plate and front-seat steel rider (14) and heel row steel rider (15) is the most tangent is fixedly linked, and is fixedly connected with round muscle (17) between two connecting plates of every layer.
A kind of outdoor haze cleaning treatment system the most according to claim 1, it is characterized in that, fixed plate (3) it is installed with at air outlet window on described cabinet (2) front side wall, offer circle in fixed plate (3) crosses wind passage, cross the diameter at wind passage two ends more than its internal diameter, the two ends crossing wind passage form circular groove, and described assembling is in crossing wind passage.
A kind of outdoor haze cleaning treatment system the most according to claim 2, it is characterized in that, two described driving rollers (19) relatively it are rotatably installed with in described tank (1), roller (19) is driven to lay respectively at the front side in tank (1) and rear side, the driving roller (19) of front side is connected with described motor (7) transmission, the driving roller (19) of rear side is positioned at above and below described non-woven fabrics (13), and non-woven fabrics (13) is connected with this driving roller (19) transmission through driving roller (19) outside of rear side.
A kind of outdoor haze cleaning treatment system the most according to claim 3, it is characterized in that, three described driving rollers (19) relatively it are rotatably installed with in described tank (1), the position of middle driving roller (19) drives the line of roller (19) less than both sides, and described non-woven fabrics (13) is connected with its transmission through middle driving roller (19) downside.
A kind of outdoor haze cleaning treatment system the most according to claim 4, is characterized in that, be installed with the hairbrush (20) being arranged in pairs in described tank (1), described non-woven fabrics (13) passes in the middle of hairbrush (20)；Tank (1) outside is installed with vacuum cleaner (18), and non-woven fabrics (13) is pressed close to vacuum cleaner (18) and arranged.
A kind of outdoor haze cleaning treatment system the most according to claim 5, it is characterized in that, non-woven fabrics induction apparatus (24) it is installed with on the sidewall of described tank (1), being installed with non-woven fabrics sensing chip (25) on described non-woven fabrics (13), non-woven fabrics sensing chip (25) is corresponding with non-woven fabrics induction apparatus (24) and the two is connected by actuated signal control.
A kind of outdoor haze cleaning treatment system the most according to claim 6, it is characterized in that, dividing plate (10) it is provided with in described tank (1), the homonymy free end of described driving roller (19) passes dividing plate (10), is connected with synchronous pulley (12) respectively, and synchronous pulley (12) outside is connected with Timing Belt (11).
A kind of outdoor haze cleaning treatment system the most according to claim 7, is characterized in that, equipped with water inlet pipe and outlet pipe on described tank (1), water inlet pipe is provided with water inlet pipe automatic regulating valve, and outlet pipe is provided with outlet pipe automatic regulating valve；Being installed with level sensor (23) in tank (1), level sensor (23) controls to be connected by information with water inlet pipe automatic regulating valve and outlet pipe automatic regulating valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389405.3A CN105013261B (en) | 2015-07-06 | 2015-07-06 | A kind of outdoor haze cleaning treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389405.3A CN105013261B (en) | 2015-07-06 | 2015-07-06 | A kind of outdoor haze cleaning treatment system |
Publications (2)
| Publication Number | Publication Date |
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| CN105013261A CN105013261A (en) | 2015-11-04 |
| CN105013261B true CN105013261B (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510389405.3A Expired - Fee Related CN105013261B (en) | 2015-07-06 | 2015-07-06 | A kind of outdoor haze cleaning treatment system |
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| CN (1) | CN105013261B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105999907A (en) * | 2016-07-07 | 2016-10-12 | 北京巨维通科技有限公司 | Outdoor haze filter with anti-slip non-woven fabric |
| CN111359338A (en) * | 2020-02-12 | 2020-07-03 | 葛飞月 | Dust collection mulching film for construction site |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3312079B2 (en) * | 1994-05-16 | 2002-08-05 | 株式会社大氣社 | Oil mist collection device |
| CN201776043U (en) * | 2010-06-22 | 2011-03-30 | 广州海呈空调技术有限公司 | Self-cleaning air filter apparatus |
| CN203694802U (en) * | 2014-02-17 | 2014-07-09 | 郑州金石环境技术有限公司 | Oil fume purifying device with movable brush |
| CN203954892U (en) * | 2014-06-23 | 2014-11-26 | 李进 | Automatic circulating type air cleaner |
| CN204246988U (en) * | 2014-11-26 | 2015-04-08 | 上海禾益净化设备制造有限公司 | A kind of folded form Coiled-curtain-type filter |
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2015
- 2015-07-06 CN CN201510389405.3A patent/CN105013261B/en not_active Expired - Fee Related
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Granted publication date: 20170104 Termination date: 20180706 |