CN113877325A

CN113877325A - Air filter

Info

Publication number: CN113877325A
Application number: CN202111120342.3A
Authority: CN
Inventors: 钟柳红; 杨茂松
Original assignee: Individual
Current assignee: Dongguan Huake Environmental Technology Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-01-04
Anticipated expiration: 2041-09-24
Also published as: CN113877325B

Abstract

The invention relates to the technical field of filters, in particular to an air filter which comprises a filter main body, wherein the middle part of the outer wall of the left side of the filter main body is fixedly connected with an air inlet, the middle part of the outer wall of the right side of the filter main body is fixedly connected with an air outlet, the left side of the top end of the filter main body is provided with a motor through a bearing, an output end of the bottom end of the motor penetrates through the outer wall of the filter main body and then is connected to the middle part of the top end of a filter element through another bearing, the outer wall of an output port is fixedly connected with a first connecting gear, the outer wall of the right side of the first connecting gear is meshed with the outer wall of the left side of a second connecting gear in a radial direction, and the middle part of the inner side of the second connecting gear is fixedly connected to the outer wall of the top end of a first connecting rod. The invention can lead the filter element to automatically complete the cleaning work when in work, thereby avoiding the traditional step of disassembling and separating the whole filter element from the filter main body and improving the working efficiency of the device in the use process.

Description

Air filter

Technical Field

The invention relates to the technical field of filters, in particular to an air filter.

Background

As is well known, air filter devices are now in widespread use in our lives. The air filter is a device which can collect dust from air flow and purify air under the action of a filter element, the traditional filter element is transversely arranged at equal intervals around a filter plate, a filter screen is positioned between two adjacent filter plates, and filter holes are formed in the gap between the two filter plates. The air filter purifies and sends air with low dust content into a room to ensure the process requirement of cleaning the room and the air cleanliness in a common air-conditioning room, so that the prior air filter meets the use requirement of people, but still has the following problems.

The filter core carries out physics through the less aperture of mesh number and filters, the kind of filter core is more relatively, the opening of one of them filter core is that the vertical intermittent type of circumference is arranged, it is located two adjacent clearance departments to import and export, the main adhesion of impurity such as dust is on the lateral wall of clearance department, when the filter core is when the high frequency uses, the filter pore department of filter core easily causes the dust to pile up, can reduce whole filter effect, in order to guarantee the filter effect of device, it clears away or changes to need artifical periodic disassembly, the operating procedure is loaded down with trivial details relatively, the cleaning cycle length, consequently, need an air cleaner to solve the problem that the aforesaid provided urgently.

Disclosure of Invention

The present invention is directed to an air filter that solves the problems set forth above in the background.

In order to achieve the purpose, the invention provides the following technical scheme: an air filter comprises a filter main body, wherein the middle part of the outer wall of the left side of the filter main body is fixedly connected with an air inlet, the middle part of the outer wall of the right side of the filter main body is fixedly connected with an air outlet, the left side of the top end of the filter main body is provided with a motor through a bearing, the output end of the bottom end of the motor penetrates through the outer wall of the filter main body and is connected to the middle part of the top end of the filter element through another bearing, the outer wall of the output end is fixedly connected with a first connecting gear, the outer wall of the right side of the first connecting gear is engaged with the outer wall of the left side of the second connecting gear, the middle part of the inner side of the second connecting gear is fixedly connected with the outer wall of the top end of the first connecting rod, the top end of the first connecting rod is connected to the middle of the bottom end of the fixed top plate through a bearing, the top end of the fixed top plate is fixedly connected to the top end of the inner wall of the filter main body, and the bottom end of the first connecting rod is fixedly connected with a cleaning mechanism.

Further, clean mechanism is including fixed interior pole, clean interior roller, hollow disc and cleaning brush, pole in the first connecting rod bottom middle part fixedly connected with is fixed, and the bearing is passed through in the bottom of pole in the fixed inner wall of filter core, and the outer wall of pole in the fixed has cup jointed clean interior roller, the outer wall equidistance ring connection of clean interior roller has nine sets of cleaning brushes, right side the filtration pore middle part of seting up at the filter core inner wall is inserted to the outer wall of cleaning brush, and the left side the outer wall butt of cleaning brush strikes off the mechanism right side, and the outer wall of pole in the fixed just is located and has cup jointed hollow disc in the position between clean interior roller bottom and the filter core inner wall, and the bottom of hollow disc is passed through dead lever fixed connection at the bottom inner wall of filter core, and circular spout has been seted up to the up terminal surface of hollow disc, and the welding has wave bulge in the circular spout.

Further, the scraping mechanism comprises a sliding block, a first sliding rail, a reset spring, a communicating pipe, a second connecting rod, a rolling ball, a containing groove and a cleaning scraper, the upper end of the middle part of the outer wall of the fixed inner rod is connected with the sliding block in a sliding manner, the outer walls of the upper end and the lower end of the sliding block are all welded with the same reset spring, the top ends of the outer sides of the reset springs are all welded at the top end of the inner wall of a groove hole formed in the upper end of the middle part of the cleaning inner roller, the middle parts of the reset springs are all surrounded on the outer wall of the fixed inner rod, the middle parts of the outer sides of the sliding blocks are all fixedly connected with the first sliding block, the top ends of the outer sides of the first sliding block are all slid inside the first sliding rail, the first sliding rails are all symmetrically formed in the middle parts of the inner wall of the groove hole formed in the upper end of the cleaning inner roller, the two sides of the bottom end of the cleaning inner roller are all fixedly connected with the second connecting rod, and the bottom end of the second connecting rod is all fixedly connected with the middle part of the top end of the rolling ball, in the circular spout in roll ball bottom, the cleaning brush in left side top all inserts and establish the inboard in communicating pipe, the bottom right side position of filter main part is provided with and accomodates the groove.

Further, the inner wall middle part on communicating pipe right side all fixedly connected with cleaning scraper, and cleaning scraper rear side top all laminates on the outer wall of left side cleaning brush front end.

Further, the inner tube right side outer wall of communicating pipe bottom is provided with guide mechanism, guide mechanism includes discharge gate, intercommunication mouth and guide board, the discharge gate has been seted up to the inner tube right side outer wall of communicating pipe bottom, the intercommunication mouth has been seted up to filter core right side outer wall bottom, the filter core outer wall fixedly connected with guide board of intercommunication mouth bottom, and guide board right side bottom laminating is accommodating groove left side top.

Further, accomodate outer wall fixed connection that groove right side top runs through filter main part at the inboard middle part of limiting plate, the fixed inserted block of the inboard top fixedly connected with of limiting plate, and fixed inserted block left side top insert establish on filter main part's outer wall, accomodate groove left side bottom fixedly connected with second slider, and the second slider slides at the second slide rail inboardly, the right side bottom at filter main part inner wall is seted up to the second slide rail.

Furthermore, the middle part of the right side of the limiting plate is fixedly connected with a pull handle, and the middle part of the left side of the pull handle is provided with anti-skidding grains.

The invention has the beneficial effects that:

1. according to the air filter provided by the invention, the cleaning mechanism is arranged, so that when the filter element works, the top end of the outer side of each group of cleaning brushes is driven to clean the filtering holes in the inner wall of the filter element under the meshing action of the first connecting gear and the second connecting gear, the filter element can automatically complete cleaning work when working, the traditional step of disassembling and separating the whole filter element from the filter main body is omitted, the problem that the traditional filter is not designed with an automatic cleaning step is solved, and the working efficiency of the device in the use process is further improved.

2. According to the air filter provided by the invention, the scraping mechanism is arranged on the outer wall of the top inner tube, so that when the outer wall of the cleaning brush on the right side cleans the filtering holes of the filter elements, the rolling balls on the two sides of the bottom end of the cleaning inner roller can generate wavy longitudinal shaking at the top end of the accommodating groove, the top end of the outer side of the cleaning brush is inserted into the inner side of the communicating tube under the action of elastic deformation of the first sliding block, the first sliding rail and the reset spring, the top end of the outer side of the cleaning brush is scraped under the action of the cleaning scraping plate, and the adhered dust falls on the inner side of the communicating tube under the action of the longitudinal shaking, so that the dust is effectively scraped off from the top end of the outer wall of the cleaning brush, the use efficiency of the device in the use process can be improved, and each group of cleaning brushes can effectively clean the inner parts of the filter elements.

3. According to the air filter provided by the invention, the collecting mechanism is arranged at the bottom end of the right side of the filter main body, at the moment, the scraped dust is gathered at the top end of the discharge hole under the action of gravity, at the moment, when the communicating port at the bottom end of the filter element is communicated with the discharge hole, the dust at the inner side of the communicating pipe slides to the inner side of the accommodating groove under the guiding action of the guiding plate, the scraped dust can be effectively and conveniently collected through the collecting mechanism, the condition that the dust is accumulated on the inner wall of the filter element is avoided, and the convenience of the device in the use process is further ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the invention taken along line E-E of FIG. 1;

FIG. 3 is a schematic sectional view, partially in plan, showing the rolling ball and the receiving groove of FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 1 at C according to the present invention;

fig. 7 is an enlarged view of the structure of fig. 2 according to the present invention.

In the figure: 1. a filter body; 2. an air inlet; 3. an air outlet; 4. a filter element; 5. an inner tube; 6. a first connecting gear; 7. a second connecting gear; 8. fixing a top plate; 9. a first connecting rod; 10. fixing the inner rod; 11. cleaning the inner roller; 12. a cleaning brush; 13. a slider; 14. a first slider; 15. a first slide rail; 16. a return spring; 17. a communicating pipe; 18. a discharge port; 19. a communication port; 20. a guide plate; 21. a second connecting rod; 22. a rolling ball; 23. a receiving groove; 24. a limiting plate; 25. pulling a handle; 26. fixing the insert block; 27. a second slide rail; 28. a second slider; 29. a cleaning blade; 30. a hollow disc; 31. a circular chute; 32. the wave-shaped bulge block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

As shown in fig. 1-7, the present invention provides an embodiment: an air filter comprises a filter body 1, an air inlet 2 is fixedly connected in the middle of the outer wall of the left side of the filter body 1, an air outlet 3 is fixedly connected in the middle of the outer wall of the right side of the filter body 1, a motor is installed on the left side of the top end of the filter body 1 through a bearing, the output end of the bottom end of the motor penetrates through the outer wall of the filter body 1 and then is connected in the middle of the top end of a filter element 4 through another bearing, a first connecting gear 6 is fixedly connected to the outer wall of the output port, the outer wall of the right side of the first connecting gear 6 is meshed with the outer wall of the left side of a second connecting gear 7 in the axial direction, the middle of the inner side of the second connecting gear 7 is fixedly connected to the outer wall of the top end of a first connecting rod 9, the top end of the first connecting rod 9 is connected in the middle of the bottom end of a fixed top plate 8 through a bearing, the top end of the fixed top plate 8 is fixedly connected to the top end of the inner wall of the filter body 1, and the bottom end of the first connecting rod 9 is fixedly connected with a cleaning mechanism, the cleaning mechanism comprises a fixed inner rod 10, a cleaning inner roller 11, a hollow disc 30 and a cleaning brush 12, the middle part of the bottom end of a first connecting rod 9 is fixedly connected with the fixed inner rod 10, the bottom of the fixed inner rod 10 is installed on the inner wall of the bottom of a filter element 4 through a bearing, the outer wall of the fixed inner rod 10 is sleeved with the cleaning inner roller 11, nine groups of cleaning brushes 12 are annularly connected to the outer wall of the cleaning inner roller 11 at equal intervals, the outer wall of the cleaning brush 12 on the right side is inserted in the middle of a filter hole formed in the inner wall of the filter element 4, the outer wall of the cleaning brush 12 on the left side is abutted against the right side of the scraping mechanism, the hollow disc 30 is sleeved on the outer wall of the fixed inner rod 10 and positioned between the bottom of the cleaning inner roller 11 and the inner wall of the filter element 4, the bottom of the hollow disc 30 is fixedly connected to the inner wall of the bottom of the filter element 4 through a fixing rod, a circular chute 31 is formed in the upper end face of the hollow disc 30, and a wave-shaped raised block 32 is welded in the circular chute 31, after the motor is started, the air enters the inner side of the filter element 4 from the inner side of the air inlet 2 at the moment, the first connecting rod 9 drives the fixed inner rod 10 to rotate at the top end of the accommodating groove 23 under the meshing effect of the first connecting gear 6 and the second connecting gear 7 at the moment, the top end of the outer side of the cleaning brush 12 is attached to the inner wall of the filter element 4 at the moment, the top end of the outer side of the cleaning brush 12 is made of soft rubber, filter holes formed in the inner wall of the filter element 4 in the embedded inner side of the top end of the outer side of the cleaning brush 12 when the inner wall of the filter element 4 is abutted, the adhering step to dust is completed, the cleaning work for the dust on the inner wall of the filter element 4 is achieved, the cleaning work for the filter element 4 to be automatically completed at the working time can be achieved, the step of detaching and separating the whole filter element 4 from the filter body 1 in the traditional way is removed, and the working efficiency of the device in the using process is improved.

The outer wall of the left cleaning brush 12 is abutted against the right side of the scraping mechanism, the scraping mechanism comprises a sliding block 13, a first sliding block 14, a first sliding rail 15, a reset spring 16, a communicating pipe 17, a second connecting rod 21, a rolling ball 22, a containing groove 23 and a cleaning scraper 29, the upper end of the middle part of the outer wall of the fixed inner rod 10 is connected with the sliding block 13 in a sliding way, the outer walls of the upper end and the lower end of the sliding block 13 are welded with the same reset spring 16, the top ends of the outer sides of the reset springs 16 are all welded at the top end of the inner wall of a slotted hole formed in the upper end of the middle part of the cleaning inner roller 11, the middle parts of the reset springs 16 are all wound on the outer wall of the fixed inner rod 10, the middle parts of the outer sides of the sliding blocks 13 are all fixedly connected with the first sliding block 14, the top ends of the outer sides of the first sliding blocks 14 are all slid on the inner side of the first sliding rail 15, the first sliding rails 15 are all symmetrically formed in the middle parts of the inner wall of the slotted hole formed in the upper end of the middle part of the cleaning inner roller 11, the two sides of the bottom end of the cleaning inner roller 11 are all fixedly connected with the second connecting rod 21, the bottom ends of the second connecting rods 21 are fixedly connected to the middle of the top ends of the rolling balls 22, the bottom ends of the rolling balls 22 are arranged in a circular sliding groove 31, the left top cleaning brushes 12 are all inserted into the inner side of the communicating pipe 17, the accommodating groove 23 is arranged at the position of the right side of the bottom of the filter body 1, the middle of the inner wall of the right side of the communicating pipe 17 is fixedly connected with the cleaning scraper 29, the top ends of the rear sides of the cleaning scraper 29 are all attached to the outer wall of the front end of the left cleaning brush 12, when the outer wall of the right cleaning brush 12 cleans the filter holes of the filter element 4, the second connecting rods 21 at the two sides of the bottom end of the cleaning inner roller 11 do circular motion along the circular sliding groove 31, when the rolling balls 22 arranged at the bottom of the second connecting rods 21 move to the wavy convex blocks 32 along the circular sliding groove 31, the second connecting rods 21 do circular motion and do longitudinal reciprocating displacement under the action of the wavy convex blocks 32, namely, the cleaning brush 12 is driven by the second connecting rods 21 to shake longitudinally, at this moment, under the sliding action and the elastic deformation action of the first sliding block 14, the first sliding rail 15 and the return spring 16, the top end of the outer side of the cleaning brush 12 is inserted into the inner side of the communicating pipe 17, the top end of the outer wall of the cleaning brush 12 is scraped under the action of the cleaning scraper 29, the adhered dust falls on the inner side of the communicating pipe 17 due to the shaking generated when the cleaning brush 12 moves, the dust is effectively scraped on the top end of the outer wall of the cleaning brush 12, the use efficiency of the device in the use process can be improved, and the inside of the filter element 4 can be effectively cleaned by each group of cleaning brushes 12.

The outer wall of the right side of the inner tube 5 at the bottom end of the communicating tube 17 is provided with a guiding mechanism, the guiding mechanism comprises a discharge port 18, a communicating port 19 and a guiding plate 20, the outer wall of the right side of the inner tube 5 at the bottom end of the communicating tube 17 is provided with the discharge port 18, the bottom end of the outer wall of the right side of the filter element 4 is provided with the communicating port 19, the outer wall of the filter element 4 at the bottom end of the communicating port 19 is fixedly connected with the guiding plate 20, and the bottom end of the right side of the guide plate 20 is attached to the top end of the left side of the containing groove 23, at the moment, the scraped dust is gathered at the top end of the discharge hole 18 under the action of gravity, at the moment, when the communication port 19 at the bottom end of the filter element 4 is communicated with the discharge hole 18, at this time, the dust inside the communicating pipe 17 slides down to the inside of the receiving groove 23 by the guiding action of the guiding plate 20, the scraped dust can be guided into the containing groove 23 relatively conveniently and conveniently by the guide mechanism, so that the dust is prevented from being accumulated on the inner wall of the filter element 4.

The top end of the right side of the containing groove 23 penetrates through the outer wall of the filter main body 1 and is fixedly connected to the middle part of the inner side of the limit plate 24, the top end of the inner side of the limit plate 24 is fixedly connected with a fixed inserting block 26, the top end of the left side of the fixed inserting block 26 is inserted on the outer wall of the filter main body 1, the bottom end of the left side of the containing groove 23 is fixedly connected with a second sliding block 28, the second sliding block 28 slides on the inner side of a second sliding rail 27, the second sliding rail 27 is arranged at the bottom end of the right side of the inner wall of the filter main body 1, the middle part of the right side of the limit plate 24 is fixedly connected with a pull handle 25, the middle part of the left side of the pull handle 25 is provided with anti-slip lines, dust on the inner side of the communicating pipe 17 slides to the inner side of the containing groove 23 under the guiding action of the guide plate 20, at the moment, the pull handle 25 is pulled to the right side under the sliding action of the second sliding rail 27 and the second sliding block 28, so as to drive the containing groove 23 carrying dust to be taken out from the inner wall of the filter main body 1, can be comparatively convenient carry out effectual concentrated collection processing to the dust of scraping, again can increase staff's hand and draw the frictional force between the handle 25 under the effect of the anti-skidding line that the handle 25 left side middle part set up, further ensured the stability of device in the use.

The working principle of the invention is as follows:

the device cleaning process: after starting the motor, the air gets into filter core 4 inboard back from air inlet 2 inboard this moment, make under the effect of the meshing of first connecting gear 6 and second connecting gear 7 make the head rod 9 drive fixed interior pole 10 rotate on circular spout 31 top, and the outer wall of filter core 4 adopts the elastic rubber material, can make cleaning brush 12 when cleaning, go deep into filter core 4 inboard, cleaning brush 12 outside top is laminated with filter core 4 inner wall mutually, simultaneously the outside top of cleaning brush 12 can directly stretch out under the elastic effect of filter core 4 outer wall, accomplish the cleaning to filter core 4 outer wall, because cleaning brush 12 outside top is soft rubber material, in the filtration pore that the embedded inner filter core 4 inner wall of filter core was seted up in cleaning brush 12 outside top when producing the butt with filter core 4 inner wall, accomplish the adhesion step to the dust, thereby reach the cleaning work to filter core 4 inner wall dust.

Dust scraping process: when the outer wall of the cleaning brush 12 is cleaned to finish the filtering holes of the filter element 4, the rolling balls 22 on the two sides of the bottom end of the cleaning inner roller 11 can generate wave-shaped movement under the action of the wave-shaped convex block 32 on the top end of the circular chute 31, and then the top end of the outer side of the cleaning brush 12 is inserted into the inner side of the communicating pipe 17 under the sliding action and the elastic deformation action of the first sliding block 14, the first sliding rail 15 and the reset spring 16, the top end of the outer side of the cleaning brush 12 is scraped under the action of the cleaning scraping plate 29, and the dust adhered to the surface of the cleaning brush 12 falls on the inner side of the communicating pipe 17 under the longitudinal shaking of the wave-shaped movement, so that the dust is effectively scraped off from the top end of the outer wall of the cleaning brush 12.

And (3) dust collection process: the scraped dust is gathered at the top end of the discharge hole 18 under the action of gravity, at the moment, when the communication port 19 at the bottom end of the filter element 4 is communicated with the discharge hole 18, the dust at the inner side of the communication pipe 17 slides to the inner side of the accommodating groove 23 under the guiding action of the guide plate 20, and then the pull handle 25 is pulled to the right side under the sliding action of the second slide rail 27 and the second slide block 28, so that the accommodating groove 23 bearing the dust is driven to be taken out from the inner wall of the filter main body 1, and the dust collecting process can be completed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an air filter, includes filter main body (1), filter main body (1) left side outer wall middle part fixedly connected with air inlet (2), filter main body (1) right side outer wall middle part fixedly connected with gas outlet (3), its characterized in that: the motor is installed through the bearing in the left side on filter main part (1) top, and the output of motor bottom runs through and connects at filter core (4) top middle part through another bearing behind the outer wall of filter main part (1), the outer wall fixedly connected with first connecting gear (6) of output port, and the right side outer wall of first connecting gear (6) is connected gear (7) left side outer wall with the second and is to the meshing, the inboard middle part fixed connection of second connecting gear (7) is on the outer wall on head rod (9) top, head rod (9) top is passed through the bearing and is connected at fixed roof (8) bottom middle part, fixed roof (8) top fixed connection is on filter main part (1) inner wall top, head rod (9) bottom fixed connection has clean mechanism.

2. An air filter according to claim 1, wherein: the cleaning mechanism comprises a fixed inner rod (10), a cleaning inner roller (11), a hollow disc (30) and a cleaning brush (12), the middle part of the bottom end of a first connecting rod (9) is fixedly connected with the fixed inner rod (10), the bottom of the fixed inner rod (10) is installed on the inner wall of the bottom of a filter element (4) through a bearing, the outer wall of the fixed inner rod (10) is sleeved with the cleaning inner roller (11), the outer wall of the cleaning inner roller (11) is connected with nine groups of cleaning brushes (12) in an annular mode at equal intervals, the outer wall of the cleaning brush (12) on the right side is inserted into the middle part of a filter hole formed in the inner wall of the filter element (4), the outer wall of the cleaning brush (12) on the left side is abutted against the right side of the scraping mechanism, the hollow disc (30) is sleeved on the outer wall of the fixed inner rod (10) and is positioned between the bottom of the cleaning inner roller (11) and the inner wall of the filter element (4), the bottom of the hollow disc (30) is fixedly connected to the inner wall of the bottom of the filter element (4) through a fixing rod, the upper end surface of the hollow disc (30) is provided with a circular sliding groove (31), and a wave-shaped convex block (32) is welded in the circular sliding groove.

3. An air filter according to claim 2, wherein: the scraping mechanism comprises a sliding block (13), a first sliding block (14), a first sliding rail (15), a reset spring (16), a communicating pipe (17), a second connecting rod (21), a rolling ball (22), a containing groove (23) and a cleaning scraper (29), wherein the sliding block (13) is connected to the upper end of the middle part of the outer wall of the fixed inner rod (10) in a sliding manner, the same reset spring (16) is welded to the outer walls of the upper end and the lower end of the sliding block (13), the top end of the outer side of the reset spring (16) is welded to the top end of the inner wall of a groove hole formed in the upper end of the middle part of the cleaning inner roller (11), the middle part of the reset spring (16) is encircled on the outer wall of the fixed inner rod (10), the first sliding block (14) is fixedly connected to the middle part of the outer side of the sliding block (13), the top end of the outer side of the first sliding block (14) is slid in the inner side of the first sliding rail (15), the first sliding rail (15) is symmetrically formed in the middle part of the cleaning inner roller (11), roller (11) bottom both sides are fixed connection second connecting rod (21) in the cleanness, and the all fixed connection in rolling ball (22) top middle part in second connecting rod (21) bottom, in rolling ball (22) bottom circular spout (31), left side top cleaning brush (12) all insert and establish in communicating pipe (17) inboard, and the bottom right side position of filter main part (1) is provided with and accomodates groove (23).

4. An air filter according to claim 3, wherein: the middle part of the inner wall on the right side of the communicating pipe (17) is fixedly connected with a cleaning scraper (29), and the top end of the rear side of the cleaning scraper (29) is attached to the outer wall of the front end of the cleaning brush (12) on the left side.

5. An air filter according to claim 3, wherein: inner tube (5) right side outer wall of communicating pipe (17) bottom is provided with guide mechanism, guide mechanism includes discharge gate (18), intercommunication mouth (19) and guide board (20), discharge gate (18) have been seted up to inner tube (5) right side outer wall of communicating pipe (17) bottom, intercommunication mouth (19) have been seted up to filter core (4) right side outer wall bottom, filter core (4) outer wall fixedly connected with guide board (20) of intercommunication mouth (19) bottom, and guide board (20) right side bottom laminating is accomodating groove (23) left side top.

6. An air filter according to claim 5, wherein: accomodate outer wall fixed connection that groove (23) right side top runs through filter main body (1) at limiting plate (24) inboard middle part, limiting plate (24) inboard top end fixedly connected with fixed inserted block (26), and fixed inserted block (26) left side top is inserted and is established on the outer wall of filter main body (1), accomodate groove (23) left side bottom fixedly connected with second slider (28), and second slider (28) slide at second slide rail (27) inboardly, second slide rail (27) are seted up in the right side bottom of filter main body (1) inner wall.

7. An air cleaner according to claim 6 wherein: the middle part of the right side of the limiting plate (24) is fixedly connected with a pull handle (25), and the middle part of the left side of the pull handle (25) is provided with anti-skid grains.