CN115182834A - Air filter, engine and car - Google Patents
Air filter, engine and car Download PDFInfo
- Publication number
- CN115182834A CN115182834A CN202110364599.7A CN202110364599A CN115182834A CN 115182834 A CN115182834 A CN 115182834A CN 202110364599 A CN202110364599 A CN 202110364599A CN 115182834 A CN115182834 A CN 115182834A
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- China
- Prior art keywords
- transmission shaft
- scraper
- air cleaner
- filter
- plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/08—Air cleaners with means for removing dust, particles or liquids from cleaners; with means for indicating clogging; with by-pass means; Regeneration of cleaners
- F02M35/086—Dust removal by flushing, blasting, pulsating or aspirating flow, washing or the like; Mechanical dust removal, e.g. by using scrapers
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of automobiles, and discloses an air filter which comprises a shell, a bracket, a rotating part, a transmission shaft and at least two filter plates, wherein a scraper plate is arranged between any two adjacent filter plates, the scraper plate is connected with the transmission shaft and can rotate along with the transmission shaft, the scraper plate extends along the radial direction of the transmission shaft, the scraper plate is arranged close to the surfaces of the filter plates, and the rotating part drives the scraper plate to rotate, so that the scraper plate scrapes off dust accumulated on the surfaces of the filter plates, an automatic dust removal function is realized, the air filter is not required to be cleaned frequently manually, the cleaning and maintenance time is reduced, and the service cycle is longer; and the scraper blade can be in real time and continuously clear up air cleaner, has guaranteed air cleaner's ventilation and filter effect, and then improves the efficiency of engine. Secondly, the structure that filter and scraper blade alternate setting is compacter for this air cleaner's volume is less, and occupation space is less. In addition, the invention also provides an engine and an automobile.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to an air filter, an engine comprising the air filter and an automobile comprising the engine.
Background
The air filter is a filter applied to pneumatic machinery or internal combustion machinery of locomotives, automobiles and the like. The engine needs to suck a large amount of air in the working process, if the air is not filtered, dust suspended in the air is sucked into the cylinder, so that the abrasion of the piston group and the cylinder is accelerated, larger particles enter between the piston and the cylinder, and the phenomenon of serious cylinder pulling is caused, which is particularly serious in a dry and sandy working environment. The air filter is arranged in front of the carburetor or the air inlet pipe, plays a role in filtering dust and sand grains in air, reduces the probability of abrasion and damage of mechanical equipment, and ensures that sufficient and clean air enters the cylinder.
The existing air filter does not have automatic dust removal and energy control functions, a large amount of dust is gathered at a filter plate of the air filter after the air filter is used for a period of time, the dust needs to be cleaned frequently by manpower, the service cycle is short, and the operation is complicated; in addition, the dust will gradually deteriorate the ventilation and filtering effect of the air cleaner, thereby affecting the efficiency of the engine.
Disclosure of Invention
The invention aims to provide an air filter which has the advantages of automatic dust removal, good ventilation and compact structure.
In order to achieve the above object, the present invention provides an air cleaner, comprising:
a housing having an air inlet and an air outlet;
the filter plates are arranged in the shell along the direction from the air inlet to the air outlet, each filter plate is provided with a through hole, and the central axis of each through hole is perpendicular to the surface of each filter plate;
the bracket is arranged in the shell;
the rotating piece is rotatably arranged on the bracket;
the transmission shaft is connected with the rotating piece and can rotate along with the rotating piece, and the transmission shaft can rotatably penetrate through the through hole of the filter plate;
the scraper is arranged between any two adjacent filter plates, the scraper is connected with the transmission shaft and can rotate along with the transmission shaft, the scraper extends along the radial direction of the transmission shaft, and the scraper is close to the surface of the filter plate.
In some embodiments of the present application, the scraper has elastic pieces on both side surfaces, the elastic pieces are disposed near the surface of the filter plate, the filter plate has a protrusion corresponding to the elastic pieces, the elastic pieces can reach a compression state and a release state along with the rotation of the scraper, and when the elastic pieces are in the compression state, the protrusion abuts against the elastic pieces and compresses the elastic pieces; when the elastic sheet is in a release state, the elastic sheet and the protruding part are mutually staggered.
In some embodiments of this application, the shell fragment includes rigid coupling section, main part section and wing panel, the rigid coupling section with the scraper blade is connected, the main part section with the rigid coupling section is connected, just the main part section is along deviating from the direction slope on scraper blade surface, the wing panel is established to two and locates respectively the both sides of main part section, the wing panel orientation the surface slope of scraper blade forms the butt inclined plane, the butt inclined plane be used for with bellying looks butt.
In some embodiments of the present application, the scraper includes a first plate portion and two second plate portions, a first end of the first plate portion is connected to the transmission shaft, the two second plate portions are respectively erected on two side surfaces of the first plate portion, and the second plate portions are disposed to be close to surfaces of the filter plate;
the first plate portion is gradually reduced from the second end of the first plate portion to the first end of the first plate portion along the axial longitudinal sectional area of the transmission shaft, the elastic piece is arranged on the first plate portion and is close to the second end of the first plate portion, and the second plate portion is located between the elastic piece and the transmission shaft.
In some embodiments of the present application, the end of the scraper away from the transmission shaft has a scraping head, the scraping head protrudes from the outer peripheral wall of the filter plate, the inner peripheral wall of the housing has an annular collecting groove corresponding to the scraping head, the scraping head extends into the collecting groove, and the scraping head can slide in the collecting groove when rotating along with the scraper.
In some embodiments of the present application, the collecting box is disposed on the housing, and protrudes from the outer peripheral wall of the housing along a radial direction of the transmission shaft, and the collecting box is communicated with the collecting tank.
In some embodiments of the present application, the end of the scraping head connected to the scraping plate has two baffles, and the two baffles are respectively disposed on two sides of the scraping head facing the filter plate.
In some embodiments of the present application, the baffle abuts the peripheral wall of the filter plate.
In some embodiments of the present application, the outer wall of the housing has a mounting block having a first connection hole extending in an axial direction of the drive shaft.
In some embodiments of the present application, the support is disposed between the air inlet and the filter plate, the rotating member includes an impeller, the impeller is disposed on the support, the impeller is disposed toward the air inlet, and the transmission shaft is connected to the impeller and is rotatable therewith.
In some embodiments of the present application, the rotating member further includes a first gear and a plurality of second gears, the first gear is rotatably disposed on the bracket, the transmission shaft is connected with the first gear and can rotate therewith, the second gears are rotatably disposed on the bracket, and the second gears are circumferentially distributed on the outer side of the first gear along the first gear, the second gears are engaged with the first gear, the number of the impellers is equal to that of the second gears, and the impellers are in one-to-one correspondence with the second gears, and the second gears are connected with the impellers through output shafts and can rotate therewith.
In some embodiments of this application, the support includes ring portion and two pole portions, two pole portion are followed the axial of ring portion is arranged in the ring portion, and two form the rotation position between the pole portion, the rotation position is used for settling first gear with the second gear, pole portion has first mounting hole and second mounting hole, the transmission shaft penetrates the rotation position and wears to locate in the first mounting hole, the output shaft penetrates the rotation position and wears to locate in the second mounting hole.
In some embodiments of the present application, the ring portion has a plurality of connecting columns, the connecting columns are distributed on the ring portion along a circumferential direction of the ring portion, the inner wall of the casing has second connecting holes corresponding to the connecting columns, and the connecting columns are inserted into the second connecting holes to connect the ring portion with the casing.
In some embodiments of the present application, bearings are disposed between the transmission shaft and the filter plate, between the transmission shaft and the support, and between the output shaft and the support.
Another object of the present invention is to provide an engine including the air cleaner.
Still another object of the present invention is to provide a vehicle including the air cleaner as described above.
The invention provides an air filter, compared with the prior art, the air filter has the beneficial effects that:
the air filter provided by the invention comprises a shell, a support, a rotating part, a transmission shaft and at least two filter plates, wherein the shell is provided with an air inlet and an air outlet, the filter plates are arranged in the shell along the direction from the air inlet to the air outlet, the filter plates are provided with through holes, the central axis of each through hole is vertical to the surface of each filter plate, the support is arranged in the shell, the rotating part is rotatably arranged on the support, the transmission shaft is connected with the rotating part and can rotate along with the rotating part, and the transmission shaft is rotatably arranged in the through holes of the filter plates in a penetrating way; wherein, all be equipped with the scraper blade between arbitrary two adjacent filter, the scraper blade is connected with the transmission shaft and can rotates thereupon, and the scraper blade is followed the radial extension of transmission shaft, and the scraper blade is close to the surface setting of filter. Based on the structure, the rotating piece drives the scraper to rotate, so that the scraper scrapes off dust accumulated on the surface of the filter plate, an automatic dust removal function is realized, the air filter does not need to be cleaned frequently by manpower, the cleaning and maintenance time is shortened, and the service cycle is longer; and the scraper blade can be in real time and continuously clear up air cleaner, has guaranteed air cleaner's ventilation and filter effect, and then improves the efficiency of engine. Secondly, the structure that filter and scraper blade alternate setting is compacter for this air cleaner's volume is less, and occupation space is less.
The engine provided by the invention comprises the air filter, so that the engine has the advantages of good ventilation, high efficiency and compact structure.
In addition, the invention also provides an automobile, which comprises the air filter, so that the automobile has enough power and reasonable structural arrangement.
Drawings
FIG. 1 is a schematic view showing the overall construction of an air cleaner according to an embodiment of the present invention;
FIG. 2 is a schematic view of a split structure of an air cleaner according to an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of an air cleaner according to an embodiment of the present invention;
FIG. 4 is a partial schematic view of region A of FIG. 3;
FIG. 5 is a schematic view of the structure of a squeegee according to an embodiment of the invention;
FIG. 6 is a schematic structural view of a stent according to an embodiment of the present invention;
fig. 7 is a schematic view showing the overall structure of an air cleaner according to an embodiment of the present invention.
In the figure: 1. a housing; 11. an air inlet; 12. an air outlet; 13. collecting tank; 14. a collection box; 15. mounting blocks; 151. a first connection hole; 16. a second connection hole; 2. a filter plate; 21. a through hole; 22. a boss portion; 3. a support; 31. a ring portion; 311. connecting columns; 32. a rod portion; 321. a first mounting hole; 322. a second mounting hole; 33. rotating the position; 4. a rotating member; 41. an impeller; 42. a first gear; 43. a second gear; 5. a drive shaft; 6. a squeegee; 61. a spring plate; 611. a fixed connection section; 612. a main body section; 613. a wing section; 62. a first plate portion; 63. a second plate portion; 64. scraping the head; 641. a baffle plate; 7. an output shaft; 8. and a bearing.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be understood that in the description of the present application, the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplification of the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the present application. The terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, i.e. a feature defined as "first", "second" may explicitly or implicitly include one or more of such features. Further, unless otherwise specified, "a plurality" means two or more.
It should be noted that, in the description of the present application, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
As shown in fig. 1 to 7, an embodiment of the present invention provides an air cleaner, which includes a housing 1, a bracket 3, a rotating member 4, a transmission shaft 5, and at least two filter plates 2, wherein the housing 1 has an air inlet 11 and an air outlet 12, the filter plates 2 are arranged in the housing 1 along the direction from the air inlet 11 to the air outlet 12, the filter plates 2 have through holes 21, the central axes of the through holes 21 are perpendicular to the surface of the filter plates 2, the bracket 3 is disposed in the housing 1, the rotating member 4 is rotatably disposed on the bracket 3, the transmission shaft 5 is connected with the rotating member 4 and can rotate therewith, and the transmission shaft 5 is rotatably disposed in the through holes 21 of the filter plates 2; wherein, all be equipped with scraper blade 6 between two arbitrary adjacent filter 2, scraper blade 6 is connected and can rotate thereupon with transmission shaft 5, and scraper blade 6 is along transmission shaft 5's radial extension, and scraper blade 6 is close to the surface setting of filter 2.
Based on the structure, the rotating part 4 drives the scraper 6 to rotate, so that the scraper 6 scrapes off dust accumulated on the surface of the filter plate 2, an automatic dust removal function is realized, the air filter is not required to be cleaned frequently by manpower, the cleaning and maintenance time is reduced, and the service cycle is longer; and the scraper 6 can continuously clean the air filter in real time, so that the ventilation and filtering effects of the air filter are ensured, and the efficiency of the engine is improved. Secondly, the structure that filter 2 and scraper blade 6 set up alternately is compacter for this air cleaner's volume is less, and occupation space is less.
Alternatively, in the present embodiment, in consideration that when the scraper 6 scrapes off dust on the surface of the filter plate 2, a part of dust still remains on the filter plate 2, especially may remain in the filter holes, as shown in fig. 4 and 5, both side surfaces of the scraper 6 are provided with elastic pieces 61, the elastic pieces 61 are disposed near the surface of the filter plate 2, the filter plate 2 is provided with the protruding portions 22 corresponding to the elastic pieces 61, the elastic pieces 61 can reach the pressing state and the releasing state by rotating with the scraper 6, and when the elastic pieces 61 are in the pressing state, the protruding portions 22 abut against the elastic pieces 61 and press the elastic pieces 61; when the elastic piece 61 is in the release state, the elastic piece 61 and the boss 22 are staggered with each other. Based on this, when shell fragment 61 converts the release state into from the state of compressing tightly, shell fragment 61 takes place to kick-back to pat filter 2, thereby make filter 2 especially the dust in the filtration pore drops, thereby further optimized dust removal effect, guaranteed this air cleaner's ventilation.
Alternatively, as shown in fig. 4 and 5, in this embodiment, the elastic sheet 61 includes a fixed section 611, a main section 612, and two wing sections 613, the fixed section 611 is connected with the scraper 6, the main section 612 is connected with the fixed section 611, the main section 612 is inclined in a direction away from the surface of the scraper 6, the wing sections 613 are provided in two and respectively disposed at two sides of the main section 612, the wing sections 613 are inclined toward the surface of the scraper 6 and form an abutting inclined surface, and the abutting inclined surface is used for abutting against the protrusion 22. It will be appreciated that the body section 612 is arranged close to a surface of the filter plate 2, which may flap the filter plate 2 upon springback. So, shell fragment 61 is from the in-process that the release state changed into the state that compresses tightly, bellying 22 earlier with butt inclined plane looks butt, again gradually with main part section 612 looks butt, make the relative movement of bellying 22 and main part comparatively mild, both can make the main part and the contact in-process of bellying 22 the power loss of commentaries on classics piece 4 less, that is, make the rotation of commentaries on classics piece 4 and scraper blade 6 more smooth, also can prevent that main part and bellying 22 from taking place the damage that rigid collision leads to shell fragment 61 or filter 2, the effect of protection shell fragment 61 and filter 2 has been played.
Alternatively, in the present embodiment, considering that the volume and size of the scraper 6 affect the ventilation amount of the air cleaner, too large the size of the scraper 6 may obstruct the intake air of the air cleaner, while too small the size of the scraper 6 may make it difficult to provide the elastic pieces 61, so it is necessary to make reasonable arrangement of the structure of the scraper 6. As shown in fig. 5, the scraper 6 includes a first plate portion 62 and two second plate portions 63, wherein the first end of the first plate portion 62 is connected to the transmission shaft 5, the number of the second plate portions 63 is two, the two second plate portions 63 are respectively erected on the two side surfaces of the first plate portion 62, and the second plate portions 63 are closely attached to the surface of the filter plate 2; the longitudinal sectional area of the first plate portion 62 along the axial direction of the transmission shaft 5 is gradually reduced from the second end of the first plate portion 62 to the first end thereof, the elastic sheet 61 is arranged on the first plate portion 62, the elastic sheet 61 is arranged close to the second end of the first plate portion 62, and the second plate portion 63 is arranged between the elastic sheet 61 and the transmission shaft 5. Based on this, the elastic sheet 61 is arranged at the wider second end of the second plate portion 63, the first plate portion 62 is erected on the second plate portion 63, so that the occupied area is small, and the width of the second plate portion 63 gradually decreases from the second end to the first end, which is beneficial to reducing the influence on the ventilation volume.
Alternatively, as shown in fig. 1, in the present embodiment, the end of the scraper 6 remote from the transmission shaft 5 is provided with a scraping head 64, the scraping head 64 protrudes from the outer circumferential wall of the filter plate 2, the inner circumferential wall of the casing 1 is provided with an annular collecting groove 13 corresponding to the scraping head 64, the scraping head 64 extends into the collecting groove 13, and the scraping head 64 can slide in the collecting groove 13 when rotating with the scraper 6. Based on this, the dust scraped by scraper blade 6 can collect to collecting vat 13 in, prevents that the dust from flying in casing 1, and scrapes head 64 and then can slide in collecting vat 13 to the dust that gathers in the clearance collecting vat 13 has optimized the effect of collecting the dust after removing dust.
Optionally, as shown in fig. 1, in the present embodiment, a collecting box 14 is further included, which is disposed on the housing 1, the collecting box 14 protrudes from the outer circumferential wall of the housing 1 along the radial direction of the transmission shaft 5, and the collecting box 14 is communicated with the collecting tank 13. In this way, the scraping head 64 can continuously scrape the dust in the collecting groove 13 into the collecting box 14, thereby further optimizing the dust collecting effect. Preferably, the collecting box 14 is detachably connected with the casing 1, so that the collecting box 14 can be conveniently disassembled and assembled and the dust in the collecting box can be cleaned, the casing 1 does not need to be integrally disassembled, and the dust can be conveniently cleaned.
Alternatively, as shown in fig. 4, in the present embodiment, considering that dust is easily flown onto the filter plate 2 when the scraping head 64 scrapes the dust in the collecting groove 13, one end of the scraping head 64 connected to the scraping plate 6 has two baffles 641, and the baffles 641 are respectively disposed on two sides of the scraping head 64 facing the filter plate 2. Based on this, the baffle 641 plays a role of blocking dust, and prevents the dust from flying to the filter plate 2 when the scraping head 64 scrapes the dust in the collecting groove 13.
Alternatively, as shown in fig. 4, in the present embodiment, the baffle 641 abuts against the outer peripheral wall of the filter plate 2. Thus, when the scraping head 64 rotates, the baffle 641 further scrapes off dust on the outer peripheral wall of the filter plate 2.
Alternatively, as shown in fig. 7, in the present embodiment, the outer wall of the housing 1 has a mounting block 15, and the mounting block 15 has a first connection hole 151 extending in the axial direction of the drive shaft 5. The housing 1 can be connected to other components of the motor vehicle by means of the mounting block 15.
Alternatively, as shown in fig. 2, in the present embodiment, the bracket 3 is disposed between the air inlet 11 and the filter plate 2, the rotating member 4 includes an impeller 41, the impeller 41 is disposed on the bracket 3, the impeller 41 is disposed toward the air inlet 11, and the transmission shaft 5 is connected to the impeller 41 and can rotate therewith. Thus, when the outside air enters the housing 1 from the air inlet 11, the air drives the impeller 41 to rotate, and the impeller 41 drives the scraper 6 to rotate through the transmission shaft 5, thereby realizing the automatic dust removal function. The impeller 41 is arranged in a mode that the air filter is of a pure mechanical structure, and the reliability and the safety are high. Of course, the rotating member 4 is not limited to the impeller 41, and may be other configurations such as a motor, as long as it can drive the scraper 6 to rotate, and when the rotating member 4 is other configurations, the bracket 3 may be disposed at other positions in the housing 1, and is not limited to the position between the air inlet 11 and the filter plate 2, as long as it can support the rotating member 4.
Optionally, as shown in fig. 6, in this embodiment, the rotating component 4 further includes a first gear 42 and a plurality of second gears 43, the first gear 42 is rotatably disposed on the bracket 3, the transmission shaft 5 is connected with the first gear 42 and can rotate therewith, the plurality of second gears 43 are rotatably disposed on the bracket 3, the plurality of second gears 43 are distributed outside the first gear 42 along the circumferential direction of the first gear 42, the second gears 43 are meshed with the first gear 42, the impellers 41 and the second gears 43 are equal in number and correspond to each other one by one, and the second gears 43 are connected with the impellers 41 through the output shaft 7 and can rotate therewith. Based on this, compared with the arrangement form that the transmission shaft 5 is directly driven to rotate by a single impeller 41, the impellers 41 can rotate in the same direction by utilizing the air intake in all directions, so that the scraper 6 is better driven to rotate by the second gear 43 and the first gear 42, and the scraper 6 can rotate more smoothly. Of course, it is also possible to arrange a single impeller 41 connected to the drive shaft 5 for rotation of the scraper 6.
Optionally, as shown in fig. 6, in the present embodiment, the bracket 3 includes a ring portion 31 and two rod portions 32, the two rod portions 32 are arranged in the ring portion 31 along an axial direction of the ring portion 31, a rotation position 33 is formed between the two rod portions 32, the rotation position 33 is used for placing the first gear 42 and the second gear 43, the rod portion 32 has a first mounting hole 321 and a second mounting hole 322, the transmission shaft 5 penetrates through the rotation position 33 and is inserted into the first mounting hole 321, the output shaft 7 penetrates through the rotation position 33 and is inserted into the second mounting hole 322, the first gear 42 is arranged in the rotation position 33 and is connected to the transmission shaft 5, and the second gear 43 is arranged in the rotation position 33 and is connected to the output shaft 7. Thus, the rotation of the first gear 42 and the second gear 43 is smoother; the rod 32 is provided so as to have a small influence on the intake air. Of course, the bracket 3 may be provided in other forms such as a grating plate, as long as the impeller 41, the first gear 42, and the second gear 43 are rotatably supported.
Alternatively, as shown in fig. 6, in the present embodiment, the rod portion 32 includes four integrally formed rod segments (not shown), the four rod segments are uniformly distributed along the circumference of the first mounting hole 321 and form a cross shape, the rod segment has the second mounting hole 322, and the rod segment is in a peach shape. Thus, the tip part of the peach-heart-shaped rod section is narrow, the influence on air intake is small, the wide part of the rod section has certain strength, and the second mounting hole 322 is located at the wide part of the rod section, so that the rod section is not easy to break when the impeller 41 and the output shaft 7 rotate, namely, the part of the peach-heart-shaped rod section far away from the impeller 41 is thin, and therefore air intake is not influenced; its portion near the impeller 41 is wide to prevent breakage.
Alternatively, as shown in fig. 4 and 6, in the present embodiment, the ring portion 31 has a plurality of connecting columns 311, the plurality of connecting columns 311 are distributed on the ring portion 31 along the circumferential direction of the ring portion 31, the inner wall of the housing 1 has second connecting holes 16 corresponding to the connecting columns 311, and the connecting columns 311 are inserted into the second connecting holes 16 to connect the ring portion 31 and the housing 1. Based on this, the connection between the ring part 31 and the housing 1 is firm and reliable, thereby preventing the support 3 from loosening and falling off.
Optionally, as shown in fig. 3, in the present embodiment, bearings 8 are disposed between the transmission shaft 5 and the filter plate 2, between the transmission shaft 5 and the bracket 3, and between the output shaft 7 and the bracket 3. In this way, the bearings 8 are arranged to facilitate the rotation of the transmission shaft 5 and the output shaft 7, and thus the rotation of the scraper 6.
The embodiment of the invention also provides an engine, which comprises the air filter, so that the engine has the advantages of good ventilation, high efficiency and compact structure.
In addition, the embodiment of the invention also provides an automobile, and the automobile comprises the air filter, so that the automobile has enough power and reasonable structural arrangement.
The working process of the air filter provided by the embodiment of the invention is as follows: when external air enters the housing 1 from the air inlet 11, the impeller 41 is driven to rotate, the impeller 41 drives the second gear 43 to rotate through the output shaft 7, the second gear 43 drives the first gear 42 to rotate, the first gear 42 drives the first plate part 62 to rotate through the transmission shaft 5, the second plate part 63 rotates along with the first plate part 62 and scrapes dust on the surface of the filter plate 2 into the collecting tank 13, the elastic piece 61 rotates along with the first plate part 62 and beats the filter plate 2 through rebounding, the baffle 641 scrapes dust attached to the outer peripheral wall of the filter plate 2 into the collecting tank 13, the scraping head 64 rotates along with the first plate part 62 to scrape dust in the collecting tank 13 into the collecting tank 14, and dust removal is completed.
To sum up, the embodiment of the invention provides an air filter, which mainly comprises a shell 1, a bracket 3, a rotating piece 4, a transmission shaft 5 and at least two filter plates 2, wherein the shell 1 is provided with an air inlet 11 and an air outlet 12, the filter plates 2 are arranged in the shell 1 along the direction from the air inlet 11 to the air outlet 12, the filter plates 2 are provided with through holes 21, the central axes of the through holes 21 are vertical to the surface of the filter plates 2, the bracket 3 is arranged in the shell 1, the rotating piece 4 is rotatably arranged on the bracket 3, the transmission shaft 5 is connected with the rotating piece 4 and can rotate along with the rotating piece, and the transmission shaft 5 is rotatably arranged in the through holes 21 of the filter plates 2; wherein, all be equipped with scraper blade 6 between two arbitrary adjacent filter 2, scraper blade 6 is connected and can rotate thereupon with transmission shaft 5, and scraper blade 6 is along transmission shaft 5's radial extension, and scraper blade 6 is close to the surface setting of filter 2. Compared with the prior art, the air filter has the advantages of automatic dust removal, good ventilation, compact structure and the like.
The embodiment of the invention also provides a transmitter which comprises the air filter. Compared with the prior art, the engine has the advantages of good ventilation, high efficiency, compact structure and the like.
The embodiment of the invention also provides an automobile which comprises the air filter. Compared with the prior art, the automobile has the advantages of sufficient power, reasonable structural arrangement and the like.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (16)
1. An air cleaner, comprising:
a housing having an air inlet and an air outlet;
the filter plates are arranged in the shell along the direction from the air inlet to the air outlet, each filter plate is provided with a through hole, and the central axis of each through hole is perpendicular to the surface of each filter plate;
the bracket is arranged in the shell;
the rotating piece is rotatably arranged on the bracket;
the transmission shaft is connected with the rotating piece and can rotate along with the rotating piece, and the transmission shaft can be rotatably arranged in the through hole of the filter plate in a penetrating way;
the scraper is arranged between any two adjacent filter plates, the scraper is connected with the transmission shaft and can rotate along with the transmission shaft, the scraper extends along the radial direction of the transmission shaft, and the scraper is close to the surface of the filter plate.
2. The air cleaner of claim 1, wherein:
the surface of both sides of the scraper blade is provided with an elastic sheet, the elastic sheet is arranged close to the surface of the filter plate, the filter plate is provided with a convex part corresponding to the elastic sheet, the elastic sheet rotates along with the scraper blade to reach a compression state and a release state, and when the elastic sheet is in the compression state, the convex part is abutted against the elastic sheet and compresses the elastic sheet; when the elastic sheet is in a release state, the elastic sheet and the protruding part are mutually staggered.
3. The air cleaner of claim 2, wherein:
the elastic sheet comprises a fixed connection section, a main body section and two wing sections, wherein the fixed connection section is connected with the scraper, the main body section is connected with the fixed connection section, the main body section inclines along the direction deviating from the surface of the scraper, the wing sections are arranged on two sides of the main body section respectively, the wing sections face the surface of the scraper and form a butt inclined plane, and the butt inclined plane is used for being abutted against the protruding part.
4. The air cleaner of claim 2, wherein:
the scraper comprises a first plate part and two second plate parts, wherein the first end of the first plate part is connected with the transmission shaft, the two second plate parts are respectively arranged on the surfaces of two sides of the first plate part in a standing manner, and the second plate parts are arranged in a manner of being tightly attached to the surfaces of the filter plates;
the first plate portion is gradually reduced from the second end of the first plate portion to the first end of the first plate portion along the axial longitudinal sectional area of the transmission shaft, the elastic piece is arranged on the first plate portion and is close to the second end of the first plate portion, and the second plate portion is located between the elastic piece and the transmission shaft.
5. The air cleaner of claim 1, wherein:
the scraper is characterized in that a scraping head is arranged at one end, far away from the transmission shaft, of the scraper, the scraping head protrudes out of the outer peripheral wall of the filter plate, an annular collecting groove corresponding to the scraping head is formed in the inner peripheral wall of the shell, the scraping head extends into the collecting groove, and the scraping head can slide in the collecting groove when rotating along with the scraper.
6. The air cleaner of claim 5, wherein:
still including locating collect the box on the casing, collect the box edge the radial protrusion in of transmission shaft in the periphery wall of casing, collect the box with the collecting vat is linked together.
7. The air cleaner of claim 5, wherein:
the end of the scraping head connected with the scraping plate is provided with two baffles which are respectively arranged at two sides of the scraping head facing the filter plate.
8. The air cleaner of claim 7, wherein:
the baffle is in butt joint with the periphery wall of filter.
9. The air cleaner of claim 1, wherein:
the outer wall of the housing has a mounting block having a first connection hole extending in an axial direction of the transmission shaft.
10. An air cleaner according to any one of claims 1-9 wherein:
the support is arranged between the air inlet and the filter plate, the rotating piece comprises an impeller, the impeller is arranged on the support and faces the air inlet, and the transmission shaft is connected with the impeller and can rotate along with the impeller.
11. The air cleaner of claim 10, wherein:
the rotating part further comprises a first gear and a plurality of second gears, the first gear is rotatably arranged on the support, the transmission shaft is connected with the first gear and can rotate along with the first gear, the second gears are rotatably arranged on the support and are distributed on the outer side of the first gear along the circumferential direction of the first gear, the second gears are meshed with the first gear, the impellers and the second gears are equal in number and correspond to one another in a one-to-one mode, and the second gears are connected with the impellers through output shafts and can rotate along with the impellers.
12. The air cleaner of claim 11, wherein:
the support comprises a ring portion and two rod portions, the two rod portions are arranged in the ring portion in the axial direction of the ring portion, a rotating position is formed between the two rod portions and used for placing the first gear and the second gear, the rod portions are provided with first mounting holes and second mounting holes, the transmission shaft penetrates through the rotating position and penetrates through the first mounting holes, and the output shaft penetrates through the rotating position and penetrates through the second mounting holes.
13. The air cleaner of claim 12, wherein:
the ring part is provided with a plurality of connecting columns, the connecting columns are distributed on the ring part along the circumferential direction of the ring part, the inner wall of the shell is provided with second connecting holes corresponding to the connecting columns, and the connecting columns are inserted into the second connecting holes to connect the ring part with the shell.
14. The air cleaner of claim 11, wherein:
and bearings are arranged between the transmission shaft and the filter plate, between the transmission shaft and the bracket and between the output shaft and the bracket.
15. An engine comprising an air cleaner as claimed in any one of claims 1 to 14.
16. A motor vehicle, comprising an air cleaner according to any one of claims 1 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110364599.7A CN115182834B (en) | 2021-04-02 | 2021-04-02 | Air cleaner, engine and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110364599.7A CN115182834B (en) | 2021-04-02 | 2021-04-02 | Air cleaner, engine and car |
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| Publication Number | Publication Date |
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| CN115182834A true CN115182834A (en) | 2022-10-14 |
| CN115182834B CN115182834B (en) | 2023-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110364599.7A Active CN115182834B (en) | 2021-04-02 | 2021-04-02 | Air cleaner, engine and car |
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| CN (1) | CN115182834B (en) |
Cited By (1)
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| CN117450607A (en) * | 2023-12-22 | 2024-01-26 | 广州普华环保设备有限公司 | Air humidifying filter element and workshop ventilation device |
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| Publication number | Publication date |
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| CN115182834B (en) | 2023-09-01 |
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