Filter element for air filter

Abstract

The utility model discloses a filter element for an air filter, which comprises an equipment shell and a plurality of filter plates, the equipment shell is of a square frame structure, the plurality of filter plates are arranged in the equipment shell, one end of the equipment shell is symmetrically provided with two placing grooves, the surface of each placing groove is provided with a plurality of T-shaped sliding grooves at equal intervals, and the T-shaped sliding grooves are arranged in the equipment shell. Two screw holes are formed in the surfaces of the two containing grooves respectively, the sliding groove is located between the two screw holes, the two ends of the filter plate extend into the sliding groove and are in sliding connection with the sliding groove, a fixing cover is arranged on one side of the equipment shell and extends into the two containing grooves, and first bolts are arranged at the ends, away from the containing grooves, of the fixing cover. And the first bolts penetrate through the fixing cover, extend into the screw holes and are in threaded connection with the screw holes. The multiple filter plates are combined and matched with the equipment shell and the fixing cover to form the filter element, so that the damaged filter plates can be independently replaced when the filter plates are damaged, and the use cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter core technical field, concretely is a filter core for air filter. BACKGROUND

[0002] Air filter is through the effect of porous filter material from gas-solid two-phase flow trapping dust, and make gas can be purified equipment. It purifies and handles low dust content air and sends into the room to ensure that the clean room process requirements and general air conditioning room air cleanliness. Filter core is the important component structure of air filter.

[0003] Filter core needs to be regularly disassembled according to the use environment and use brush cleaning, avoid the mesh of filter core to be blocked and lead to the decline of filtering effect, but the filter hole aperture of filter core can be increased if improper operation in the cleaning process, lead to the decline of filtering effect of filter core, in order to guarantee the filtering effect of air filter, need to replace new filter core, but the commonly used filter core can only be replaced as a whole, and the use cost is higher. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of filter cores for air filter, can be made into complete filter core by multiple filter plates, it is convenient to clean after filter core disassembly, and damaged filter plate can be individually replaced when filter plate is damaged, reduce use cost.

[0005] To achieve the above object, provide a kind of filter core for air filter, including equipment shell and filter plate, the equipment shell is square frame structure, the filter plate is equipped with multiple and is installed in equipment shell, one end of the equipment shell is symmetrically equipped with two placement grooves, and placement groove is located equipment shell inner wall, the surface of placement groove is equidistantly provided with several T-shaped sliding grooves, and one end of sliding groove penetrates to equipment shell inner side wall, the surface of two placement grooves is respectively provided with two screw holes, and sliding groove is located between two screw holes, two ends of the filter plate extend into sliding groove and are slidably connected with sliding groove, one side of the equipment shell is equipped with fixed cover, and fixed cover extends into two placement grooves, the end of fixed cover away from placement groove is equipped with first bolt, and first bolt penetrates fixed cover, first bolt extends into screw hole and is threadedly connected with screw hole. Can be made into complete filter core by multiple filter plates, it is convenient to clean after filter core disassembly, and damaged filter plate can be individually replaced when filter plate is damaged, reduce use cost

[0006] According to the filter core for the air filter, the filter plate is composed of a limiting strip, a sliding block, a filter core body and a frame, the filter core body is arranged in the middle of the frame and penetrates the frame, the sliding block is arranged in the middle of the two side ends of the frame and is fixedly connected with the frame, and the sliding block is slidably connected with the sliding groove, and the limiting strip is fixedly connected with the outer side end of the frame and is arranged at the upper and lower ends of the frame, and the frames of the adjacent filter plates are in contact with each other. The sliding block facilitates the installation of the filter plate in the equipment shell and prevents the filter plate from shaking.

[0007] According to the filter core for the air filter, two limiting strips are symmetrically arranged at the upper and lower ends of the frame, and the limiting strips are symmetrically arranged with the frame as the symmetric axis. The limiting strips symmetrically arranged on the frame increase the contact area between the two adjacent filter plates.

[0008] According to the filter core for the air filter, the fixed cover is composed of a connecting plate, a rubber block and a U-shaped guide rail, the connecting plate is arranged in the two placing grooves, the rubber block is fixedly connected with one end of the connecting plate at equal intervals, the rubber block is arranged on the side of the rubber block facing the sliding block, the rubber block extends into the sliding groove, a through hole is formed in the surface of the connecting plate, a first bolt extends into the threaded hole through the through hole, the two ends of the U-shaped guide rail are fixedly connected with the connecting plates in the two placing grooves, and the U-shaped guide rail is arranged on one side of the contact end of the two adjacent filter plates, and the limiting strips on the two adjacent filter plates extend into the U-shaped guide rail and are slidably connected with the U-shaped guide rail. The connecting plate is used for connecting the fixed cover and the equipment shell, the rubber block is elastically extruded on the sliding block, the fixed effect of the fixed cover on the filter plate is improved, the U-shaped guide rail seals the connection between the two adjacent filter plates, dust in the air sucked by the air filter is prevented from entering through the gap between the two adjacent filter plates, and the filtering effect of the air filter is reduced.

[0009] According to the filter core for the air filter, the upper and lower ends of the U-shaped guide rail extend to the inner walls of the two adjacent frames. The U-shaped guide rail is prevented from blocking the air, so that part of the filter holes of the filter core body cannot pass through the air and cannot be fully utilized.

[0010] According to the filter core for the air filter, the inner wall top end and the inner wall bottom end of the equipment shell are respectively provided with a cavity, a locking plate is slidably connected in the cavity, a countersunk hole is arranged in the middle of the upper and lower ends of the equipment shell and extends into the equipment shell, a second bolt is arranged in the countersunk hole and extends through the equipment shell and is threadedly connected with the equipment shell, and one end of the second bolt extending through the equipment shell is rotatably connected with the middle part of the locking plate. The second bolt and the locking plate cooperate to apply pressure to the filter plate, so that the filter plates at the upper and lower parts of the equipment shell are prevented from vibrating due to not being in complete contact with the equipment shell.

[0011] Compared with the prior art, the filter core of the air filter has the beneficial effects that: the filter core is composed of a plurality of filter plates combined with the equipment shell and the fixing cover, the damaged filter plate can be replaced individually when the filter plate is damaged, and the use cost is reduced.

[0012] Additional aspects and advantages of the present application will be described in the following description, become apparent from the following description, or be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0013] The present application will be further described below in conjunction with the drawings and embodiments.

[0014] Figure 1 It is a perspective view of the filter core of the air filter of the present application;

[0015] Figure 2 It is a sectional view of the equipment shell of the filter core of the air filter of the present application;

[0016] Figure 3 It is a perspective view of the fixing cover of the filter core of the air filter of the present application;

[0017] Figure 4 It is a perspective view of the filter plate of the filter core of the air filter of the present application;

[0018] Figure 5 It is Figure 2 It is an enlarged view of A in the middle.

[0019] In the figure: 1, equipment shell; 2, fixing cover; 3, first bolt; 4, filter plate; 5, placing groove; 6, sliding groove; 7, screw hole; 8, locking plate; 9, connecting plate; 10, rubber block; 11, U-shaped guide rail; 12, through hole; 13, limiting strip; 14, sliding block; 15, filter core main body; 16, frame; 17, counterbore; 18, cavity; 19, second bolt. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0021] Please refer to Figure 1 - Figure 5The utility model provides a technical scheme: an air filter filter core, including equipment shell 1 and filter plate 4, equipment shell 1 is the square frame structure, filter plate 4 is equipped with multiple and installs in equipment shell 1, filter plate 4 is by limiting strip 13, slider 14, filter core main part 15 and frame 16 are composed, filter core main part 15 is located in the middle part of frame 16, and filter core main part 15 penetrates frame 16, slider 14 is located in the middle part of both sides of frame 16 respectively and is fixedly connected with frame 16, and slider 14 is slidably connected with sliding slot 6, limiting strip 13 is fixedly connected in the outside end of frame 16, and limiting strip 13 is located in the upper and lower ends of frame 16 respectively, limiting strip 13 of the upper and lower ends of frame 16 is respectively equipped with two, and limiting strip 13 is symmetrically arranged with frame 16 as the axis of symmetry, the limiting strip 13 symmetrically arranged on frame 16 increases the contact surface between two adjacent filter plates 4, and the frame 16 of adjacent filter plate 4 contacts each other, and slider 14 is convenient for filter plate 4 to install in equipment shell 1 and prevents filter plate 4 from shaking. One end of equipment shell 1 is symmetrically equipped with two placing grooves 5, and placing groove 5 is located in the inner wall of equipment shell 1, the surface of placing groove 5 is equidistantly provided with several T-shaped sliding slots 6, and one end of sliding slot 6 penetrates to the inner wall of equipment shell 1, the surface of two placing grooves 5 is respectively provided with two screw holes 7, and sliding slot 6 is located between two screw holes 7, and the both ends of filter plate 4 extend to sliding slot 6 and are slidably connected with sliding slot 6, one side of equipment shell 1 is equipped with fixed cover 2, and fixed cover 2 extends to two placing grooves 5, fixed cover 2 is composed of connecting plate 9, rubber block 10 and U-shaped guide rail 11, connecting plate 9 is located in two placing grooves 5 respectively, rubber block 10 is equidistantly fixedly connected to one end of connecting plate 9, and rubber block 10 is located on the side of rubber block 10 towards slider 14, rubber block 10 extends to sliding slot 6, the surface of connecting plate 9 is provided with through-hole 12, and first bolt 3 extends to screw hole 7 through through-hole 12, the both ends of U-shaped guide rail 11 are fixedly connected with connecting plate 9 in two placing grooves 5 respectively, and U-shaped guide rail 11 is located on one side of the contact end of two adjacent filter plates 4 respectively, limiting strip 13 on two adjacent filter plates 4 extends to U-shaped guide rail 11 and is slidably connected with U-shaped guide rail 11, the upper and lower ends of U-shaped guide rail 11 extend to the inner wall of two adjacent frames 16 respectively, avoid U-shaped guide rail 11 to block the air, so that part of filter hole of filter core main part 15 does not pass through the air, cannot make full use of filter core, connecting plate 9 is used for connecting fixed cover 2 with equipment shell 1, rubber block 10 extrudes slider 14 through the elasticity of itself, improves the fixed effect of fixed cover 2 to filter plate 4, U-shaped guide rail 11 seals the joint of two adjacent filter plates 4, avoids the dust in the air that air filter inhales to pass through the gap between adjacent filter plates 4, reduces the filtering effect of air filter, and one end of fixed cover 2 away from placing groove 5 is equipped with first bolt 3, and first bolt 3 penetrates fixed cover 2, first bolt 3 extends to screw hole 7 and is threadedly connected with screw hole 7, fixed cover 2 is composed of connecting plate 9, rubber block 10 and U-shaped guide rail 11,The connecting plate 9 is located in the two placing grooves 5 respectively, the rubber block 10 is fixedly connected to one end of the connecting plate 9 at equal intervals, and the rubber block 10 is located on the side of the rubber block 10 facing the sliding block 14, the rubber block 10 extends into the sliding groove 6, the surface of the connecting plate 9 is provided with a through hole 12, and the first bolt 3 extends into the threaded hole 7 through the through hole 12, the two ends of the U-shaped guide rail 11 are fixedly connected with the connecting plates 9 in the two placing grooves 5 respectively, and the U-shaped guide rail 11 is located on one side of the contact end of the two adjacent filter plates 4 respectively, the limiting strips 13 on the two adjacent filter plates 4 extend into the U-shaped guide rail 11 and are in sliding connection with the U-shaped guide rail 11, the connecting plate 9 is used for connecting the fixed cover 2 and the equipment shell 1, the rubber block 10 extrudes the sliding block 14 through the elasticity of the rubber block 10, the fixing effect of the fixed cover 2 on the filter plate 4 is improved, the U-shaped guide rail 11 seals the connection part of the two adjacent filter plates 4, so that the dust in the air inhaled by the air filter cannot pass through the gap between the adjacent filter plates 4, and the filtering effect of the air filter is reduced, the inner wall top end and the bottom of the equipment shell 1 are respectively provided with a cavity 18, the locking plate 8 is in sliding connection in the cavity 18, the equipment shell 1 is provided with a countersunk hole 17 in the middle of the upper end and the lower end, the countersunk hole 17 extends into the equipment shell 1, the second bolt 19 is arranged in the countersunk hole 17, the second bolt 19 passes through the equipment shell 1 and is in threaded connection with the equipment shell 1, one end of the second bolt 19 extends to the surface of the locking plate 8 and is in rotary connection with the middle part of the locking plate 8, the second bolt 19 cooperates with the locking plate 8 to apply pressure to the filter plate 4, and vibration is avoided due to the fact that the filter plates 4 at the upper part and the bottom of the equipment shell 1 are not in complete contact with the equipment shell 1.

[0022] Working principle: when in use, the filter core is taken out of the air filter, the first bolt 3 is screwed out, the fixed cover 2 is taken off, the locking plate 8 is separated from the surface of the filter plate 4 by rotating the second bolt 19, then the filter plate 4 is taken out of the equipment shell 1 for cleaning, the filter plate 4 after cleaning is put back into the equipment shell 1, the sliding block 14 on the filter plate 4 enters the sliding groove 6, and the damaged filter plate 4 is replaced, then the locking plate 8 is clamped to the filter plate 4 by rotating the second bolt 19, the fixed cover 2 is put back, and the fixed cover 2 is installed by using the first bolt 3.

[0023] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, and various changes can be made within the knowledge range possessed by ordinary skilled persons in the technical field without departing from the purpose of the utility model.

Claims

1. A filter element for an air filter, comprising a housing (1) and a filter plate (4), characterized in that, The equipment housing (1) is a square frame structure. Multiple filter plates (4) are provided and installed in the equipment housing (1). Two placement slots (5) are symmetrically provided at one end of the equipment housing (1), and the placement slots (5) are located on the inner wall of the equipment housing (1). Several T-shaped sliding grooves (6) are equidistantly opened on the surface of the placement slots (5), and one end of the sliding grooves (6) penetrates to the inner side wall of the equipment housing (1). Two screw holes (7) are opened on the surface of the two placement slots (5), and the sliding grooves (6) are located between the two screw holes (7). Both ends of the filter plates (4) extend into the sliding grooves (6) and are slidably connected to the sliding grooves (6). A fixing cover (2) is provided on one side of the equipment housing (1), and the fixing cover (2) extends into the two placement slots (5). A first bolt (3) is provided at the end of the fixing cover (2) away from the placement slots (5), and the first bolt (3) penetrates the fixing cover (2). The first bolt (3) extends into the screw hole (7) and is threadedly connected to the screw hole (7).

2. The filter element for an air filter as described in claim 1, characterized in that: The filter plate (4) is composed of a limiting strip (13), a slider (14), a filter element body (15), and a frame (16). The filter element body (15) is located in the middle of the frame (16) and passes through the frame (16). The slider (14) is located in the middle of the two ends of the frame (16) and is fixedly connected to the frame (16). The slider (14) is slidably connected to the slide groove (6). The limiting strip (13) is fixedly connected to the outer end of the frame (16) and is located at the upper and lower ends of the frame (16). The frames (16) of adjacent filter plates (4) are in contact with each other.

3. The filter element for an air filter as described in claim 2, characterized in that: The frame (16) has two symmetrically arranged limiting strips (13) at its upper and lower ends, and the limiting strips (13) are arranged symmetrically with the frame (16) as the axis of symmetry.

4. The filter element for an air filter as described in claim 2, characterized in that: The fixed cover (2) is composed of a connecting plate (9), a rubber block (10) and a U-shaped guide rail (11). The connecting plate (9) is located in two placement slots (5). The rubber block (10) is fixedly connected to one end of the connecting plate (9) at equal intervals, and the rubber block (10) is located on the side of the rubber block (10) facing the slider (14). The rubber block (10) extends into the sliding groove (6). The surface of the connecting plate (9) is provided with a through hole (12), and the first bolt (3) extends into the screw hole (7) through the through hole (12). The two ends of the U-shaped guide rail (11) are fixedly connected to the connecting plate (9) in the two placement slots (5), and the U-shaped guide rail (11) is located on one side of the contact end of two adjacent filter plates (4). The limiting strips (13) on the two adjacent filter plates (4) extend into the U-shaped guide rail (11) and are slidably connected to the U-shaped guide rail (11).

5. The filter element for an air filter as described in claim 4, characterized in that: The upper and lower ends of the U-shaped guide rail (11) extend to the inner walls of two adjacent frames (16), respectively.

6. The filter element for an air filter as described in claim 1, characterized in that: The inner wall of the equipment housing (1) is provided with a cavity (18) at the top and bottom respectively. A locking plate (8) is slidably connected in the cavity (18). The upper and lower ends of the equipment housing (1) are respectively provided with countersunk holes (17), and the countersunk holes (17) extend into the equipment housing (1). A second bolt (19) is provided in the countersunk hole (17), and the second bolt (19) passes through the equipment housing (1) and is threadedly connected to the equipment housing (1). One end of the second bolt (19) passing through the equipment housing (1) extends to the surface of the locking plate (8) and is rotatably connected to the middle part of the locking plate (8).

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