CN216841982U

CN216841982U - Air filter

Info

Publication number: CN216841982U
Application number: CN202220036379.1U
Authority: CN
Inventors: 张国京
Original assignee: Jiangxi Jianguan Technology Co ltd
Current assignee: Jiangxi Jianguan Technology Co ltd
Priority date: 2022-01-08
Filing date: 2022-01-08
Publication date: 2022-06-28
Anticipated expiration: 2032-01-08

Abstract

The utility model relates to a filter field especially relates to an air cleaner, which comprises an outer shell, be fixed with intake pipe and outlet duct on the shell, the shell below is fixed with the lower cover, form the filter chamber between shell and the lower cover, the filter chamber of intake pipe below is fixed with and strains a section of thick bamboo, strain the middle pivot that is connected for filtering the passageway of section of thick bamboo, cover still to be provided with down and rotate the pivot of being connected with the lower cover down, evenly be fixed with a plurality of flabellums in the pivot of filtering the passageway inside, still be fixed with the cam in the pivot, cover still and be fixed with the backup pad down, correspond the position with the cam in the backup pad and still evenly be provided with a plurality of striking gear. The collision of the collision ball and the filter cylinder drives the inner wall of the filter cylinder to vibrate and drop the dust adhered to the inner wall, so that the dust adhered to the inner wall of the filter cylinder can be effectively prevented from affecting the filtering of the filter cylinder.

Description

Air filter

[ technical field ] A method for producing a semiconductor device

The utility model relates to a filter field especially relates to an air cleaner.

[ background of the invention ]

The air filter is mainly used for filtering dust and impurities in air and providing clean air for an internal combustion engine so as to reduce the abrasion of the engine. And engineering machinery, construction machinery and the like often work in areas with serious dust, such as building sites, mines and the like, a filter element in an air filter can be blocked by dust deposition in a short time, the air inlet resistance and the oil consumption of an engine are increased, and the power output of the engine is influenced. Air cleaner generally installs in engineering machine's cabin body the inside, and automatic clearance exhaust dust will fall into the under-deck in following air cleaner, if clearance under-deck dust, will increase mechanical equipment maintenance personnel's man-hour and working strength, if do not clear up under-deck dust, the long-term deposition of month will lead to the under-deck dirty, and the oil absorption of easily absorbing water accelerates the ageing corrosion of other equipment in the cabin body, increases the equipment and rolls over the damage.

After the air filter is used for a period of time, dust adheres to the surface of the filter cylinder, and the dust blocks the filter holes of the filter cylinder to influence the filtering effect of the filter cylinder.

The utility model discloses it is not enough to solve prior art and research and propose.

[ Utility model ] content

The utility model aims at overcoming the shortcomings of the prior art and providing an air filter.

The utility model discloses can realize through following technical scheme:

the utility model discloses an air filter, which comprises a shell, wherein an air inlet pipe and an air outlet pipe are fixed on the shell, a lower cover is fixed below the shell, a filter cavity is formed between the shell and the lower cover, a filter cartridge is fixed in the filter cavity below the air inlet pipe, a filter channel is arranged in the middle of the filter cartridge, a rotating shaft rotationally connected with the lower cover is further arranged on the lower cover, a plurality of fan blades are uniformly fixed on the rotating shaft in the filter channel, a cam is further fixed on the rotating shaft, a support plate is further fixed on the lower cover, a plurality of stirring devices are further uniformly arranged on the support plate corresponding to the cam, each stirring device comprises a support rod, the support rod passes through the support plate and is slidably connected with the support plate, a support block is fixed at the tail end of the support rod between the support plate and the rotating shaft, a support block is fixed at one end of the support rod, a collision ball is fixed at the other end of the support rod, and a spring in a compressed state is also fixed between the supporting block and the supporting plate. When the filter is used, external air enters the filter through the air inlet pipe, the external air enters the filtering channel and is filtered through the filter cartridge, the filtered air is discharged through the air outlet pipe, when the air enters the filtering channel, the air passes through the positions of the fan blades, the fan blades drive the rotating shaft to rotate due to the arc structural characteristics of the fan blades, the cam on the rotating shaft rotates along with the rotating shaft, due to the spring action, the supporting block is always attached to the surface of the cam, due to the structural characteristics of the cam, when the cam rotates, the supporting block pushes the supporting rod to move back and forth on the supporting plate, the collision ball at the tail end of the supporting rod moves along with the supporting rod, the collision ball collides with the inner wall of the filter cartridge in the moving process, the dust adhered to the inner wall is vibrated and dropped by driving the inner wall of the filter cartridge through the collision of the collision ball and the filter cartridge, and the filter cartridge is effectively prevented from being influenced by the dust adhered to the inner wall of the filter cartridge.

Preferably, the supporting block is further provided with a ball matched with the cam. The balls are in rolling connection with the supporting blocks, and friction between the supporting blocks and the cam can be effectively avoided through the balls.

Preferably, the filter cartridge is an annular filter cartridge.

Preferably, a conical baffle is further fixed above the support plate, a gap is formed between the baffle and the filter cartridge, and the baffle is arranged around the rotating shaft. Through setting up the baffle can avoid the dust to fall the bearing position between pivot and the base to influence the pivot and rotate.

Preferably, the lower cover below the supporting plate is further provided with a dust exhaust pipe, the bottom of the dust exhaust pipe is sealed through a sealing cover, and the filtering channel is communicated with the dust exhaust pipe through a connecting port. The dust is collected in the dust exhaust pipe through the connecting port after reaching the bottom of the filtering channel.

Preferably, a base matched with the filter cartridge for use is further arranged inside the lower cover.

Compared with the prior art, the utility model has the advantages that:

when the filter is used, the collision ball is collided with the inner wall of the filter cylinder, the collision ball and the filter cylinder are collided to drive the inner wall of the filter cylinder to vibrate and drop dust adhered to the inner wall, and the filter cylinder can be effectively prevented from being influenced by the dust adhered to the inner wall of the filter cylinder to filter.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is an enlarged view of FIG. 3 at B;

in the figure: 1. a housing; 2. a lower cover; 3. an air outlet pipe; 4. an air inlet pipe; 5. a filter cartridge; 6. a base; 7. a filtration channel; 8. a rotating shaft; 9. a fan blade; 10. a support plate; 11. a baffle plate; 12. a cam; 13. a shifting device; 14. a support bar; 15. knocking the ball; 16. a spring; 17. a support block; 18. a ball bearing; 19. a dust exhaust pipe; 20. a connecting port; 21. a sealing cover;

[ detailed description ] embodiments

The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings:

as shown in figures 1 to 4, the utility model discloses an air filter, which comprises a shell 1, an air inlet pipe 4 and an air outlet pipe 3 are fixed on the shell 1, a lower cover 2 is fixed under the shell 1, a filter cavity is formed between the shell 1 and the lower cover 2, a filter cartridge 5 is fixed in the filter cavity under the air inlet pipe 4, a filter channel 7 is arranged in the middle of the filter cartridge 5, a rotating shaft 8 which is rotatably connected with the lower cover 2 is further arranged on the lower cover 2, a plurality of fan blades 9 are uniformly fixed on the rotating shaft 8 in the filter channel 7, a cam 12 is further fixed on the rotating shaft 8, a support plate 10 is further fixed on the lower cover 2, a plurality of toggle devices 13 are further uniformly arranged on the support plate 10 corresponding to the cam 12, each toggle device 13 comprises a support rod 14, the support rod 14 passes through the support plate 10 and is slidably connected with the support plate 10, a support block 17 is fixed at the end of the support rod 14 between the support plate 10 and the rotating shaft 8, a supporting block 17 is fixed at one end of the supporting rod 14, a ball 15 is fixed at the other end of the supporting rod 14, and a spring 16 in a compressed state is fixed between the supporting block 17 and the supporting plate 10. When the filter is used, the outside air enters the filter through the air inlet pipe 4, the outside air enters the filtering channel 7 and is filtered through the filter cylinder 5, the filtered air is discharged through the air outlet pipe 3, when the air enters the filtering channel 7, the air passes through the position of the fan blades 9, due to the arc-shaped structure of the fan blade 9, the fan blade 9 drives the rotating shaft 8 to rotate, the cam 12 on the rotating shaft 8 rotates along with the rotating shaft 8, due to the action of the spring 16, the support block 17 is always resting against the surface of the cam 12, and due to the structural characteristics of the cam 12, when the cam 12 rotates, the supporting block 17 pushes the supporting rod 14 to move back and forth on the supporting plate 10, the ball 15 at the end of the supporting rod 14 moves along with the supporting rod 14, the ball 15 collides with the inner wall of the filter cartridge 5 in the moving process, the collision of the collision ball 15 and the filter cartridge 5 drives the inner wall of the filter cartridge 5 to vibrate and drop the dust adhered to the inner wall, so that the dust is effectively prevented from adhering to the inner wall of the filter cartridge 5 to influence the filtering of the filter cartridge 5.

Wherein, the supporting block 17 is also provided with a ball 18 which is matched with the cam 12. The balls 18 are in rolling connection with the supporting block 17, and the supporting block 17 can be effectively prevented from rubbing against the cam 12 through the balls 18.

Wherein the filter cartridge 5 is an annular filter cartridge 5.

Wherein, a conical baffle plate 11 is fixed above the supporting plate 10, a gap is arranged between the baffle plate 11 and the filter cartridge 5, and the baffle plate 11 is arranged around the rotating shaft 8. Through setting up baffle 11 can avoid the dust to fall the bearing position between pivot 8 and the base 6 and influence pivot 8 and rotate.

Wherein, the lower cover 2 below the supporting plate 10 is further provided with a dust exhaust pipe 19, the bottom of the dust exhaust pipe 19 is sealed by a sealing cover 21, and the filtering channel 7 is communicated with the dust exhaust pipe 19 through a connecting port 20. The dust reaches the bottom of the filter passage 7 and is collected in the dust exhaust pipe 19 through the connection port 20.

Wherein, the lower cover 2 is also internally provided with a base 6 which is matched with the filter cartridge 5 for use.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes, modifications, substitutions and variations can be made to the embodiments without departing from the technical principles of the present invention, and these changes, modifications, substitutions and variations should also be regarded as the protection scope of the present invention.

Claims

1. An air cleaner comprising a housing, characterized in that: an air inlet pipe and an air outlet pipe are fixed on the shell, a lower cover is fixed below the shell, a filter cavity is formed between the shell and the lower cover, a filter cylinder is fixed in the filter cavity below the air inlet pipe, a filter channel is arranged in the middle of the filter cylinder, a rotating shaft which is rotationally connected with the lower cover is also arranged on the lower cover, a plurality of fan blades are uniformly fixed on a rotating shaft in the filtering channel, a cam is also fixed on the rotating shaft, a supporting plate is fixed on the lower cover, a plurality of shifting devices are evenly arranged on the supporting plate corresponding to the cam, the toggle device comprises a supporting rod which passes through the supporting plate and is connected with the supporting plate in a sliding way, a supporting block is fixed at the tail end of the supporting rod between the supporting plate and the rotating shaft, one end of the supporting rod is fixed with the supporting block, the other end of the supporting rod is fixed with a collision ball, and a spring in a compressed state is further fixed between the supporting block and the supporting plate.

2. An air cleaner according to claim 1 wherein: and the supporting block is also provided with a ball matched with the cam for use.

3. An air cleaner according to claim 1 wherein: the filter cartridge is an annular filter cartridge.

4. An air cleaner according to claim 1 wherein: a conical baffle is further fixed above the supporting plate, a gap is reserved between the baffle and the filter cylinder, and the baffle is arranged around the rotating shaft.

5. An air cleaner according to claim 1 wherein: the lower cover below the supporting plate is further provided with a dust exhaust pipe, the bottom of the dust exhaust pipe is sealed through a sealing cover, and the filtering channel is communicated with the dust exhaust pipe through a connecting port.

6. An air cleaner according to claim 1 wherein: the interior of the lower cover is also provided with a base matched with the filter cylinder for use.