CN108970277B - Air cleaner with self-cleaning function - Google Patents
Air cleaner with self-cleaning function Download PDFInfo
- Publication number
- CN108970277B CN108970277B CN201811120487.1A CN201811120487A CN108970277B CN 108970277 B CN108970277 B CN 108970277B CN 201811120487 A CN201811120487 A CN 201811120487A CN 108970277 B CN108970277 B CN 108970277B
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- Prior art keywords
- filter
- rotating shaft
- filter plate
- wall
- air
- 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.)
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Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000007790 scraping Methods 0.000 claims abstract description 30
- 229910052742 iron Inorganic materials 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 abstract description 23
- 239000000428 dust Substances 0.000 abstract description 11
- 238000001914 filtration Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 11
- 238000000151 deposition Methods 0.000 description 8
- 238000009825 accumulation Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 230000008021 deposition Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011087 paperboard Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides an air filter with a self-cleaning function, and belongs to the technical field of dust removal equipment. The filter comprises a cylindrical shell, an end cover, a first-stage filter plate, a second-stage filter plate and a rotating shaft, wherein the end cover is detachably connected to an opening of the shell, the rotating shaft is rotatably connected in the shell, a first-stage filter cavity is formed between the outer wall of the first-stage filter screen and the inner wall of the shell, a second-stage filter cavity is formed between the outer wall of the second-stage filter screen and the inner wall of the filter screen, a filter cavity is formed in the second-stage filter screen, the rotating shaft is positioned in the filter cavity, an air inlet pipe communicated with the first-stage filter cavity is arranged on the shell, and an air outlet pipe communicated with the filter cavity is arranged on the end cover; a turbine is fixedly arranged on the rotating shaft, and the outer ring of the turbine is connected with the air outlet pipe through a bearing; at least one permanent magnet block is fixedly arranged on the rotating shaft, at least one scraping strip is arranged in the secondary filter cavity, and an iron block which can be adsorbed by the permanent magnet block is buried in the scraping strip. The invention has the advantages of automatically removing impurities on the filter plate, and the like.
Description
Technical Field
The invention belongs to the technical field of dust removal equipment, and relates to an air filter with a self-cleaning function.
Background
The primary filter is suitable for primary filtration of an air conditioning system and is mainly used for filtering dust particles above 5 microns. The primary filter has three types of plate type, folding type and bag type.
The outer frame of the filter is composed of a firm waterproof board for fixing the folded filter material. The diagonal design of the outer frame can provide a large filtering area and enable the internal filtering material to be tightly adhered to the outer frame. The periphery of the filter is adhered with the outer frame by special adhesive glue, so that the air leakage or the damage caused by wind resistance pressure can be prevented. The outer frame of the disposable paper frame filter is generally divided into a common hard paper frame and a high-strength die cut hard paper board, the filter element is a pleated fiber filter material lining single-sided wire mesh, and the disposable paper frame filter has attractive appearance and firm and durable structure. The common cardboard outer frame is used for manufacturing filters with nonstandard specifications, can be used for producing filters with any specifications, has high strength and is not easy to deform. The high-strength touch-and-hard paperboard is used for manufacturing the filter with standard specification, and is characterized by high specification accuracy and low attractive cost. If the inlet face fiber or the synthetic fiber filter material is used, various performance indexes of the filter material can reach or exceed the same production of inlet filtration.
However, the existing plate-type primary air filter is very troublesome to overhaul and the filter screen is very difficult to install and replace, the practicability is not high, and when a large amount of impurities are attached to the filter screen, the air filtering effect is poor, so that further improvement is needed on the basis.
Disclosure of Invention
The invention aims to solve the problems of the prior art and provide an air filter with a self-cleaning function, and the technical problem to be solved by the invention is how to enable a scraping strip to automatically remove impurities and clean a filter plate through the action of air flow.
The aim of the invention can be achieved by the following technical scheme: the air filter with the self-cleaning function is characterized by comprising a cylindrical shell, an end cover, a first-stage filter plate, a second-stage filter plate and a rotating shaft, wherein the end cover is detachably connected to an opening of the shell, the rotating shaft is rotatably connected in the shell, a first-stage filter cavity is formed between the outer wall of the first-stage filter screen and the inner wall of the shell, a second-stage filter cavity is formed between the outer wall of the second-stage filter screen and the inner wall of the filter screen, a filter cavity is formed in the second-stage filter screen, the rotating shaft is positioned in the filter cavity, an air inlet pipe communicated with the first-stage filter cavity is arranged on the shell, and an air outlet pipe communicated with the filter cavity is arranged on the end cover;
the rotating shaft is fixedly provided with a turbine, and the outer ring of the turbine is connected with the air outlet pipe through a bearing;
the rotary shaft is fixedly provided with at least one permanent magnet, at least one scraping strip is arranged in the secondary filter cavity, and an iron block which can be adsorbed by the permanent magnet is buried in the scraping strip.
The air flow enters the first-stage filter cavity from the air inlet pipe, after being filtered by the first-stage filter plate, large-diameter particles enter the second-stage filter cavity after being filtered by the second-stage filter plate, the air flow enters the filter cavity after being filtered by the second-stage filter plate, finally is discharged by the air outlet pipe, passes through the air outlet pipe and acts on the turbine to enable the turbine to rotate, thereby driving the rotating shaft to rotate, driving the permanent magnet to adsorb the iron block by the rotation of the rotating shaft, driving the iron block and the scraping strip to rotate in the second-stage filter cavity with a certain probability, and removing impurities and cleaning the inner wall of the first-stage filter plate and the outer wall of the second-stage filter plate.
The whole filter does not need electric external force equipment, and is directly driven to rotate through the flowing of air flow, so that automatic impurity removal and cleaning are realized, the filtering effect is greatly improved, and the first-stage filter plate and the second-stage filter plate are prevented from being blocked.
In the air filter with the self-cleaning function, two permanent magnets are symmetrically distributed on the outer side of the rotating shaft, and the permanent magnets are fixedly connected with the rotating shaft through a connecting arm.
The permanent magnets are symmetrically distributed, which is helpful to the rotation stability of the rotating shaft, can adsorb iron blocks with higher probability, and control the scraping strip to rotate in the secondary filter cavity.
In the air filter with the self-cleaning function, two scraping strips are fixedly connected through the plurality of annular positioning rods.
In the air filter with the self-cleaning function, each scraping strip is embedded with an iron block, and the two iron blocks are spaced in the vertical direction.
The two iron blocks have a distance in the vertical direction, and the two permanent magnetic blocks are positioned on the same transverse plane, so that in the rotating process of the rotating shaft, the permanent magnetic strips can drive the scraping strips where the iron blocks are positioned to longitudinally jump in the secondary filter cavity, the impurity removing paths and the impurity removing modes of the scraping strips are more diversified, and the impurity removing and cleaning effects are better.
In the air filter with the self-cleaning function, the height of the scraping strip is smaller than that of the secondary filter cavity, and the scraping strip comprises the supporting strips and the plastic wires densely attached to the outer surfaces of the supporting strips.
In the air filter with the self-cleaning function, a rotary disc is arranged at the bottom of the shell, the upper surface of the rotary disc is connected with the bottom of the primary filter plate and the bottom of the secondary filter plate through plane bearings respectively, and the rotary disc is fixedly connected with the rotating shaft; the shell is provided with an ash discharging pipe, the rotary disc is provided with an ash depositing hole which can be positioned on the same straight line with the ash discharging pipe, the ash depositing hole is communicated with the primary filter cavity through an ash inlet I, the ash depositing hole is communicated with the secondary filter cavity through an ash inlet II, and the ash depositing hole is communicated with the filter cavity through an ash inlet III.
The existing filter can not actively discharge accumulated dust and impurities, and the filter plate needs to be cleaned or replaced by dismantling the filter to remove impurities so as to ensure the air filtering effect.
This filter utilizes the intermittent type to the mode of leading to ash discharge pipe and deposition hole, makes the dust impurity of filtering in one-level filter chamber, the second grade filter chamber, the filter chamber and is scraped the impurity of strip and can discharge under the air current effect, and the carousel is rotatory, and when ash discharge pipe is not leading to with deposition hole, the dust is piled up at the carousel upper surface, and when ash discharge pipe is leading to with deposition hole, the air current effect makes dust and impurity quick discharge to ash discharge pipe, and is used for the discharge volume of filterable air then less, can not influence the overall seal of filter.
In the air filter with the self-cleaning function, a limit bearing is arranged between the inner wall of the shell and the outer edge of the turntable, the outer ring of the limit bearing is fixedly connected with the inner wall of the shell, and the inner ring of the limit bearing abuts against the edge of the upper surface of the turntable.
Through the spacing bearing, can seal between carousel and the casing on the one hand, the other party is fixed a position the carousel, avoids the carousel shake, after all the rotation of pivot is non-uniform or regular.
In the air filter with the self-cleaning function, a guide plate is fixedly arranged on the outer wall surface of the primary filter plate, and the air inlet pipe is opposite to the guide plate.
The guide plate is arranged to prevent the inlet air flow from directly acting on the first-stage filter plate, so that the strong air flow impacts the first-stage filter plate and the second-stage filter plate to influence the filtering effect.
In the air filter with the self-cleaning function, the end cover is in threaded connection with the shell, and the upper end of the primary filter plate and the upper end of the secondary filter plate are fixedly connected with the end cover.
The whole filter is very convenient to assemble and disassemble, good in stability and free from interference fit, and the limit bearing is clamped into the shell, because the position of the rotary disc and the position of the rotary shaft are basically fixed, the limit bearing only plays an auxiliary role.
Drawings
Fig. 1 is a schematic diagram of the structure of the present filter.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic view of a connection structure of the wiper strip and the positioning rod.
In the figure, 1, a shell; 2. an end cap; 31. a first-stage filter plate; 32. a second-stage filter plate; 33. a rotating shaft; 34. a primary filter chamber; 35. a secondary filter chamber; 36. a filter chamber; 37. an air inlet pipe; 38. an air outlet pipe; 39. a turbine; 41. permanent magnet blocks; 42. scraping the strip; 43. iron blocks; 44. a positioning rod; 51. a turntable; 52. an ash discharge pipe; 53. an ash deposition hole; 54. an ash inlet I; 55. an ash inlet II; 56. an ash inlet III; 57. a limit bearing; 6. and a deflector.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, the filter comprises a cylindrical shell 1, an end cover 2, a primary filter plate 31, a secondary filter plate 32 and a rotating shaft 33, wherein the end cover 2 is detachably connected to an opening of the shell 1, the rotating shaft 33 is rotatably connected in the shell 1, a primary filter cavity 34 is formed between the outer wall of the primary filter screen and the inner wall of the shell 1, a secondary filter cavity 35 is formed between the outer wall of the secondary filter screen and the inner wall of the filter screen, a filter cavity 36 is formed in the secondary filter screen, the rotating shaft 33 is positioned in the filter cavity 36, an air inlet pipe 37 communicated with the primary filter cavity 34 is arranged on the shell 1, and an air outlet pipe 38 communicated with the filter cavity 36 is arranged on the end cover 2;
a turbine 39 is fixedly arranged on the rotating shaft 33, and the outer ring of the turbine 39 is connected with an air outlet pipe 38 through a bearing;
at least one permanent magnet block 41 is fixedly arranged on the rotating shaft 33, at least one scraping strip 42 is arranged in the secondary filter cavity 35, and an iron block 43 which can be adsorbed by the permanent magnet block 41 is buried in the scraping strip 42.
The air flow enters the first-stage filter cavity 34 from the air inlet pipe 37, after being filtered by the first-stage filter plate 31, large-diameter particles enter the second-stage filter cavity 35 after being filtered by the second-stage filter plate 32, the air flow enters the filter cavity 36 and finally is discharged by the air outlet pipe 38, the air flow passes through the air outlet pipe 38 and acts on the turbine 39 to enable the turbine 39 to rotate, so that the rotating shaft 33 is driven to rotate, the rotation of the rotating shaft 33 drives the permanent magnet block 41 to adsorb the iron block 43, and the iron block 43 and the scraping bar 42 are driven to rotate in the second-stage filter cavity 35 with a certain probability, so that impurity removal and cleaning are carried out on the inner wall of the first-stage filter plate 31 and the outer wall of the second-stage filter plate 32.
The whole filter does not need electric external force equipment, and is directly driven to rotate by the flowing of air flow, so that automatic impurity removal and cleaning are realized, the filtering effect is greatly improved, and the first-stage filter plate 31 and the second-stage filter plate 32 are prevented from being blocked.
The number of the permanent magnet blocks 41 is two, the permanent magnet blocks 41 are symmetrically distributed on the outer side of the rotating shaft 33, and the permanent magnet blocks 41 are fixedly connected with the rotating shaft 33 through a connecting arm. The permanent magnets 41 are symmetrically distributed, which is helpful to the rotation stability of the rotating shaft 33, and can adsorb the iron blocks 43 with a higher probability and control the scraper 42 to rotate in the secondary filter cavity 35.
As shown in fig. 1 and 3, the number of the scraping strips 42 is two, and the two scraping strips 42 are fixedly connected through a plurality of annular positioning rods 44. An iron block 43 is buried in each scraper 42, and the two iron blocks 43 have a spacing in the vertical direction. The two iron blocks 43 have a distance in the vertical direction, and the two permanent magnet blocks 41 are positioned on the same transverse plane, so that in the rotating process of the rotating shaft 33, the permanent magnet bars can drive the scraping bars 42 where the iron blocks 43 are positioned to longitudinally jump in the secondary filter cavity 35, the impurity removing paths and the impurity removing modes of the scraping bars 42 are more diversified, and the impurity removing and cleaning effects are better.
The height of the scraping strip 42 is smaller than that of the secondary filter chamber 35, and the scraping strip 42 comprises a supporting strip and plastic wires densely attached on the outer surface of the supporting strip.
As shown in fig. 1 and 2, a turntable 51 is arranged at the bottom of the casing 1, the upper surface of the turntable 51 is connected with the bottom of the primary filter plate 31 and the bottom of the secondary filter plate 32 through plane bearings respectively, and the turntable 51 is fixedly connected with the rotating shaft 33; the shell 1 is provided with an ash discharge pipe 52, the rotary disc 51 is provided with an ash accumulation hole 53 which can be positioned on the same straight line with the ash discharge pipe 52, the ash accumulation hole 53 is communicated with the primary filter cavity 34 through an ash inlet I54, the ash accumulation hole 53 is communicated with the secondary filter cavity 35 through an ash inlet II 55, and the ash accumulation hole 53 is communicated with the filter cavity 36 through an ash inlet III 56.
The existing filter can not actively discharge accumulated dust and impurities, and the filter plate needs to be cleaned or replaced by dismantling the filter to remove impurities so as to ensure the air filtering effect.
The filter utilizes the intermittent way of passing through the ash discharge pipe 52 and the ash accumulation hole 53, so that dust and impurities filtered in the first-stage filter cavity 34, the second-stage filter cavity 35 and the filter cavity 36 and impurities scraped by the scraping strip 42 can be discharged under the action of air flow, the rotary table 51 rotates, when the ash discharge pipe 52 is not communicated with the ash accumulation hole 53, dust is accumulated on the upper surface of the rotary table 51, when the ash discharge pipe 52 is communicated with the ash accumulation hole 53, the air flow acts, so that the dust and the impurities are rapidly discharged to the ash discharge pipe 52, the discharge amount of air for filtering is small, and the integral tightness of the filter cannot be influenced.
A limit bearing 57 is arranged between the inner wall of the shell 1 and the outer edge of the turntable 51, the outer ring of the limit bearing 57 is fixedly connected with the inner wall of the shell 1, and the inner ring of the limit bearing 57 is abutted against the edge of the upper surface of the turntable 51. The limiting bearing 57 can seal the rotary table 51 and the shell 1, and position the rotary table 51 to avoid shaking of the rotary table 51, and after all, the rotation of the rotary shaft 33 is not uniform or regular.
A deflector 6 is fixedly arranged on the outer wall surface of the primary filter plate 31, and an air inlet pipe 37 faces the deflector 6. The guide plate 6 is arranged to prevent the inlet air flow from directly acting on the first-stage filter plate 31, so that the strong air flow impacts the first-stage filter plate 31 and the second-stage filter plate 32 to influence the filtering effect.
The end cover 2 is in threaded connection with the shell 1, and the upper ends of the primary filter plate 31 and the secondary filter plate 32 are fixedly connected with the end cover 2. The whole filter is very convenient to assemble and disassemble and good in stability, and the limit bearing 57 is clamped into the shell 1 and is not tightly matched with the shell in an interference mode, because the position of the rotary disc 51 and the position of the rotary shaft 33 are basically fixed, and the limit bearing 57 only plays an auxiliary role.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides an air cleaner with self-cleaning function, its characterized in that, this filter includes tubular casing (1), end cover (2), one-level filter plate (31), second grade filter plate (32) and pivot (33), end cover (2) can dismantle the opening part of connection at casing (1), pivot (33) rotate and connect in casing (1), form one-level filter chamber (34) between one-level filter plate (31) outer wall and casing (1) inner wall, form second grade filter chamber (35) between second grade filter plate (32) outer wall and one-level filter plate (31) inner wall, form filter chamber (36) in second grade filter plate (32), pivot (33) are located filter chamber (36), be provided with intake pipe (37) of intercommunication one-level filter chamber (34) on casing (1), be provided with outlet duct (38) of intercommunication filter chamber (36) on end cover (2).
A turbine (39) is fixedly arranged on the rotating shaft (33), and the outer ring of the turbine (39) is connected with an air outlet pipe (38) through a bearing;
at least one permanent magnet block (41) is fixedly arranged on the rotating shaft (33), at least one scraping strip (42) is arranged in the secondary filter cavity (35), and an iron block (43) which can be adsorbed by the permanent magnet block (41) is buried in the scraping strip (42);
a guide plate (6) is fixedly arranged on the outer wall surface of the primary filter plate (31), and the air inlet pipe (37) is opposite to the guide plate (6);
the end cover (2) is in threaded connection with the shell (1), and the upper ends of the primary filter plate (31) and the secondary filter plate (32) are fixedly connected with the end cover (2).
2. An air filter with self-cleaning function according to claim 1, characterized in that the number of the permanent magnet blocks (41) is two, and the permanent magnet blocks are symmetrically distributed on the outer side of the rotating shaft (33), and the permanent magnet blocks (41) are fixedly connected with the rotating shaft (33) through a connecting arm.
3. An air filter with self-cleaning function according to claim 2, characterized in that the number of the scraping strips (42) is two, and the two scraping strips (42) are fixedly connected through a plurality of annular positioning rods (44).
4. An air filter with self-cleaning function according to claim 3, characterized in that an iron block (43) is embedded in each scraper bar (42), the two iron blocks (43) being spaced apart in the vertical direction.
5. An air filter with self-cleaning function according to claim 4, characterized in that the height of the scraping strip (42) is smaller than the height of the secondary filter cavity (35), the scraping strip (42) comprising a supporting strip and plastic filaments densely attached on the outer surface of the supporting strip.
6. An air filter with self-cleaning function according to claim 1 or 2 or 3 or 4 or 5, characterized in that the bottom of the housing (1) is provided with a turntable (51), the upper surface of the turntable (51) is respectively connected with the bottom of the primary filter plate (31) and the bottom of the secondary filter plate (32) through plane bearings, and the turntable (51) is fixedly connected with the rotating shaft (33); an ash discharging pipe (52) is arranged on the shell (1), an ash accumulating hole (53) which can be positioned on the same straight line with the ash discharging pipe (52) is arranged on the rotary disc (51), the ash accumulating hole (53) is communicated with the primary filter cavity (34) through an ash inlet I (54), the ash accumulating hole (53) is communicated with the secondary filter cavity (35) through an ash inlet II (55), and the ash accumulating hole (53) is communicated with the filter cavity (36) through an ash inlet III (56).
7. An air filter with self-cleaning function according to claim 6, characterized in that a limit bearing (57) is arranged between the inner wall of the shell (1) and the outer edge of the turntable (51), the outer ring of the limit bearing (57) is fixedly connected with the inner wall of the shell (1), and the inner ring of the limit bearing (57) is abutted against the edge of the upper surface of the turntable (51).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811120487.1A CN108970277B (en) | 2018-09-26 | 2018-09-26 | Air cleaner with self-cleaning function |
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CN201811120487.1A CN108970277B (en) | 2018-09-26 | 2018-09-26 | Air cleaner with self-cleaning function |
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CN108970277A CN108970277A (en) | 2018-12-11 |
CN108970277B true CN108970277B (en) | 2024-03-08 |
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CN201811120487.1A Active CN108970277B (en) | 2018-09-26 | 2018-09-26 | Air cleaner with self-cleaning function |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109939479A (en) * | 2019-03-29 | 2019-06-28 | 太原理工大学 | A kind of strainer cleaning plant for the decentralization of filling mining slurry |
CN112957831B (en) * | 2021-02-25 | 2022-07-29 | 山东达洁过滤器有限公司 | Degerming air-purifying filter |
CN113465347B (en) * | 2021-07-13 | 2022-06-21 | 江西师范大学 | Air shower type rapid drying device for food vacuum packaging |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4826512A (en) * | 1988-10-19 | 1989-05-02 | Fuller Carmel U | Self-cleaning air filter |
CN201412243Y (en) * | 2009-06-03 | 2010-02-24 | 祁永东 | Air cleaner for automobile |
WO2011042661A1 (en) * | 2009-10-08 | 2011-04-14 | Nielsen Innovation | Device for filtering dust |
CN205422999U (en) * | 2016-03-16 | 2016-08-03 | 刘华 | Automobile -used oily formula air cleaner |
CN107399885A (en) * | 2017-08-24 | 2017-11-28 | 天津市水利科学研究院 | A kind of cleaning system and its method with the coagulation cyclone filter backwashed |
CN209033991U (en) * | 2018-09-26 | 2019-06-28 | 湖北科技学院 | A kind of air filter with self-cleaning function |
-
2018
- 2018-09-26 CN CN201811120487.1A patent/CN108970277B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4826512A (en) * | 1988-10-19 | 1989-05-02 | Fuller Carmel U | Self-cleaning air filter |
CN201412243Y (en) * | 2009-06-03 | 2010-02-24 | 祁永东 | Air cleaner for automobile |
WO2011042661A1 (en) * | 2009-10-08 | 2011-04-14 | Nielsen Innovation | Device for filtering dust |
CN205422999U (en) * | 2016-03-16 | 2016-08-03 | 刘华 | Automobile -used oily formula air cleaner |
CN107399885A (en) * | 2017-08-24 | 2017-11-28 | 天津市水利科学研究院 | A kind of cleaning system and its method with the coagulation cyclone filter backwashed |
CN209033991U (en) * | 2018-09-26 | 2019-06-28 | 湖北科技学院 | A kind of air filter with self-cleaning function |
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