CN214836777U

CN214836777U - Filter element sealing structure of air filter

Info

Publication number: CN214836777U
Application number: CN202121123834.3U
Authority: CN
Inventors: 胡少琛; 曹露
Original assignee: Bengbu Chengtai Filter Co ltd
Current assignee: Bengbu Chengtai Filter Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-11-23
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a filter element sealing structure of an air filter, which comprises an upper cover, a lower cover, an extrusion component arranged on the upper cover and a sealing component arranged in the lower cover, wherein the upper cover is arranged at the top of the lower cover; the sealing assembly comprises a first mounting plate, a plurality of springs and a rubber pad, the first mounting plate is mounted inside the lower cover, the side surface of the first mounting plate is connected with the inner wall of the lower cover, the plurality of springs are positioned at the top of the first mounting plate, one ends of the plurality of springs, far away from the center of the first mounting plate, are connected with the inner wall of the lower cover, and the other ends of the plurality of springs are connected with the rubber pad; the lower cover is rectangular, and the springs are distributed on the inner wall of the lower cover at equal intervals. Therefore, the phenomenon that the service life of the engine is influenced because air flows into the engine from the periphery of the filter element is avoided.

Description

Filter element sealing structure of air filter

Technical Field

The utility model relates to a closing device field, concretely relates to air cleaner filter element seal structure.

Background

The filter is a filter that filters impurities or gas through filter paper. Generally, the automobile filter is an accessory of an engine and is divided into the following parts according to different filtering functions: oil filters, fuel filters (gasoline filters, diesel filters, oil-water separators, hydraulic filters), air filters, air-conditioning filters, and the like. The engine has three filters of air, engine oil and fuel oil, generally called three filters, and an air-conditioning filter, commonly called four filters. Respectively takes charge of the filtration of a lubricating system, a medium in a combustion system, an engine air inlet system and a carriage air circulating system.

At present, when a filter element of an air filter is replaced, only a box cover is opened, a new filter element is replaced, and no sealing device is added between the filter element and a box body.

The problem that the service life of an engine is greatly influenced because partial air flows into the engine from the periphery of a filter element when the filter element filters air because no sealing device is added between the filter element and a box body exists in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model provides an air cleaner filter element seal structure has solved and has had not added any sealing device between filter core and the box body among the prior art, leads to the filter core when filtered air, and partial air flows into the engine all around from the filter core, influences the life's of engine problem greatly.

In order to achieve the above object, the utility model provides a following technical scheme: the air filter element sealing structure comprises an upper cover, a lower cover, an extrusion assembly arranged on the upper cover and a sealing assembly arranged in the lower cover, wherein the upper cover is arranged at the top of the lower cover;

the sealing assembly comprises a first mounting plate, a plurality of springs and a rubber pad, the first mounting plate is mounted inside the lower cover, the side face of the first mounting plate is connected with the inner wall of the lower cover, the springs are located at the top of the first mounting plate, one ends of the springs, far away from the center of the first mounting plate, are connected with the inner wall of the lower cover, and the other ends of the springs are connected with the rubber pad;

the lower cover is rectangular, and the springs are distributed on the inner wall of the lower cover at equal intervals.

Preferably, the upper cover with the lower cover junction is provided with two axis of rotation, the inside filter core that is provided with of lower cover, the filter core with rubber pad extrusion contact, the gas outlet has been seted up to lower cover bottom one side, the air inlet has been seted up at the upper cover top.

Preferably, the squeezing assembly comprises a second mounting plate and a plurality of elastic sheets, the second mounting plate is mounted on the inner wall of the upper cover, the elastic sheets are arranged into a rectangle and mounted at the bottom of the second mounting plate, and one side, close to the center of the upper cover, of the elastic sheets is connected with the side face of the filter element.

Preferably, a first connecting plate and a second connecting plate are arranged on one side, away from the rotating shaft, of the upper cover and one side, away from the rotating shaft, of the lower cover in parallel, bolts are arranged at the tops of the first connecting plate and the second connecting plate, and threaded ends of the bolts penetrate through the tops of the first connecting plate and the second connecting plate.

Preferably, logical groove has all been seted up on first mounting panel and second mounting panel surface.

The utility model has the advantages that: rubber pad and filter core contact surface are the slope setting initially, and the installation of the filter core of being convenient for, when the filter core was put at first mounting panel top, the shrink of extrusion spring, under the effect of spring force, to the side extrusion of filter core, the filter core pushes down on the bottom surface of rubber pad under the effect of gravity, has realized that it is sealed with the lower cover junction to filter core installation back filter core, has avoided the air to flow into the engine all around from the filter core, influences the life of engine.

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 these drawings without creative efforts.

FIG. 1 is a schematic view of the overall front structure of the sealing structure of the filter element of the air cleaner of the present invention;

FIG. 2 is a schematic view of the overall back structure of the sealing structure of the filter element of the air cleaner of the present invention;

FIG. 3 is a schematic view of the vertical cross-sectional structure of the sealing structure of the filter element of the air cleaner of the present invention;

FIG. 4 is a schematic view of the structure of the air filter element sealing structure A according to the present invention;

fig. 5 is a schematic view of the top structure of the first mounting plate of the sealing structure of the filter element of the air cleaner of the present invention.

In the figure: 1. an upper cover; 2. a lower cover; 3. an air inlet; 4. an air outlet; 5. a first connecting plate; 6. a second connecting plate; 7. a bolt; 8. a rotating shaft; 9. a filter element; 10. a first mounting plate; 11. a spring; 12. a rubber pad; 13. a second mounting plate; 14. an elastic sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the air cleaner filter element sealing structure comprises an upper cover 1, a lower cover 2, an extrusion assembly arranged on the upper cover 1 and a sealing assembly arranged inside the lower cover 2, wherein the upper cover 1 is arranged at the top of the lower cover 2, the sealing assembly is used for sealing the joint of the filter element 9 and the lower cover 2 after the filter element 9 is installed, air is prevented from flowing into an engine from the periphery of the filter element to affect the service life of the engine, and the filter element 9 is installed more stably through the extrusion assembly.

The sealing assembly comprises a first mounting plate 10, a plurality of springs 11 and a rubber pad 12, wherein the first mounting plate 10 is mounted inside the lower cover 2, the side surface of the first mounting plate 10 is connected with the inner wall of the lower cover 2, the plurality of springs 11 are positioned at the top of the first mounting plate 10, one ends of the plurality of springs 11 far away from the center of the first mounting plate 10 are connected with the inner wall of the lower cover 2, and the other ends of the plurality of springs 11 are connected with the rubber pads 12, the contact surface of the rubber pads 12 and the filter element 9 is initially arranged in an inclined way, so that the filter element 9 is convenient to mount, when the filter element 9 is placed on the top of the first mounting plate 10, the springs 11 are extruded to contract, under the action of the elastic force of the springs, to filter core 9 side extrusion, filter core 9 pushes down on the bottom surface of rubber pad 12 under the effect of gravity, has realized that the filter core 9 is sealed with lower cover 2 junction after the filter core 9 installation, has avoided the air to flow into the engine all around from filter core 9, influences the life of engine.

The lower cover 2 is rectangular, and a plurality of springs 11 are distributed on the inner wall of the lower cover 2 in a rectangular and equidistant manner.

The upper cover 1 is provided with two axis of rotation 8 with 2 junctions of lower cover, and 2 inside filter cores 9 that are provided with of lower cover,

filter core

9 and 12 extrusion contact of rubber pad, gas outlet 4 has been seted up to 2 bottom one sides of lower cover, and air inlet 3 has been seted up at 1 top of upper cover.

The extrusion subassembly includes second mounting panel 13 and a plurality of shell fragment 14, and second mounting panel 13 is installed at 1 inner wall of upper cover, and a plurality of shell fragments 14 are arranged into the rectangle and are installed in second mounting panel 13 bottom, and one side that a plurality of shell fragments 14 are close to 1 center of upper cover is connected with filter element 9 side, and when upper cover 1 covered, second mounting panel 13 extruded filter element 9 top frame, and shell fragment 14 extrudees filter element 9 all around, makes the more stable of filter element 9 installation.

One side of the upper cover 1 and one side of the lower cover 2 far away from the rotating shaft 8 are provided with a first connecting plate 5 and a second connecting plate 6 in parallel, the tops of the first connecting plate 5 and the second connecting plate 6 are provided with bolts 7, and the threaded ends of the bolts 7 penetrate through the tops of the first connecting plate 5 and the second connecting plate 6.

The surfaces of the first mounting plate 10 and the second mounting plate 13 are provided with through grooves.

The utility model discloses theory of operation and use flow: the device is when using, loosen bolt 7, open upper cover 1, put on rubber pad 12 with filter core 9, rubber pad 12 sets up for the slope with the filter core 9 initial contact surface, the installation of the filter core 9 of being convenient for, when filter core 9 was put at first mounting panel 10 top, the shrink of extrusion spring 11, under the effect of spring force, to filter core 9 side extrusion, filter core 9 pushes down the bottom surface at rubber pad 12 under the effect of gravity, it is sealed to have realized to filter core 9 installation back filter core 9 and lower cover 2 junction, avoided the air to flow into the engine all around from filter core 9, influence the life of engine, when upper cover 1 covered, second mounting panel 13 extrusion filter core 9 top frame, shell fragment 14 extrusion filter core 9 is all around, make the more stable of filter core 9 installation, turn round bolt 7.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The air filter element sealing structure is characterized by comprising an upper cover (1), a lower cover (2), an extrusion assembly arranged on the upper cover (1) and a sealing assembly arranged in the lower cover (2), wherein the upper cover (1) is arranged at the top of the lower cover (2);

the sealing assembly comprises a first mounting plate (10), a plurality of springs (11) and a rubber pad (12), wherein the first mounting plate (10) is mounted inside the lower cover (2), the side surface of the first mounting plate (10) is connected with the inner wall of the lower cover (2), the plurality of springs (11) are located at the top of the first mounting plate (10), one ends, far away from the center of the first mounting plate (10), of the plurality of springs (11) are connected with the inner wall of the lower cover (2), and the other ends of the plurality of springs (11) are connected with the rubber pad (12);

the shape of the lower cover (2) is rectangular, and the springs (11) are distributed on the inner wall of the lower cover (2) in a rectangular equidistance mode.

2. The air filter element sealing structure according to claim 1, wherein two rotating shafts (8) are arranged at the joint of the upper cover (1) and the lower cover (2), the filter element (9) is arranged inside the lower cover (2), the filter element (9) is in pressing contact with the rubber pad (12), an air outlet (4) is formed in one side of the bottom of the lower cover (2), and an air inlet (3) is formed in the top of the upper cover (1).

3. The air filter element sealing structure according to claim 2, wherein the pressing assembly comprises a second mounting plate (13) and a plurality of elastic sheets (14), the second mounting plate (13) is mounted on the inner wall of the upper cover (1), the plurality of elastic sheets (14) are arranged in a rectangular shape and mounted at the bottom of the second mounting plate (13), and one side of the plurality of elastic sheets (14) close to the center of the upper cover (1) is connected with the side of the filter element (9).

4. The air cleaner filter element sealing structure according to claim 2, wherein a first connecting plate (5) and a second connecting plate (6) are arranged in parallel on one side of the upper cover (1) and the lower cover (2) away from the rotating shaft (8), a bolt (7) is arranged on the top of the first connecting plate (5) and the top of the second connecting plate (6), and the threaded end of the bolt (7) penetrates through the tops of the first connecting plate (5) and the second connecting plate (6).

5. An air filter cartridge sealing structure according to claim 3, wherein the first mounting plate (10) and the second mounting plate (13) are provided with through grooves on the surfaces thereof.