CN216703731U

CN216703731U - Medium efficiency filter screen with adjustable filter aperture

Info

Publication number: CN216703731U
Application number: CN202122941378.XU
Authority: CN
Inventors: 方小刚
Original assignee: Suzhou Qili Environmental Protection Technology Co ltd
Current assignee: Suzhou Qili Environmental Protection Technology Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-06-10
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a medium efficiency filter screen with adjustable filter aperture, which comprises a filter box, a placing box and an installation cavity, wherein the surface of the filter box is provided with the placing box, one side of the filter box is provided with the installation cavity, the inner bottom wall of the filter box is provided with a group of slide rails a, the inner bottom wall of the placing box is provided with a group of slide rails b, the inside of each slide rail b is connected with a limiting slide block in a sliding manner, and the top of each limiting slide block is provided with a filter screen a. According to the utility model, through the arrangement of the filter box, the slide rail a, the slide rail b, the limiting slide block, the filter screen a, the filter screen b, the filter holes a, the filter holes b and the handle, the filter screen a and the filter screen b are convenient to switch, and different gases are convenient to filter due to the difference of the sizes of the filter holes a and the filter holes b on one sides of the filter screen a and the filter screen b.

Description

Medium efficiency filter screen with adjustable filter aperture

Technical Field

The utility model relates to the technical field of filter screens, in particular to a medium efficiency filter screen with adjustable filter aperture.

Background

The medium efficiency filter screen is used for trapping 1-55 mu m of particle dust and various suspended solids, special non-woven fabrics or glass fibers are adopted, the filter screen can be repeatedly cleaned, and the existing partial filter screen is difficult to adjust the aperture of the filter screen when in use, so that partial small suspended solids or particles are difficult to filter, the consideration effect of partial air purification equipment is influenced, and the subsequent use is further influenced.

The middle-effect filter screen with adjustable filter aperture in the prior art has the defects that:

1. patent document CN112316576A discloses a middle-effect filter convenient for cleaning, which comprises a box body, wherein an air inlet is arranged on the front surface of the box body, an inner cavity fixedly connected with grille of the air inlet is arranged on the two sides of the box body, an air outlet is arranged on the back surface of the box body, an inner cavity of the box body is close to a front middle-effect filter screen fixedly connected with a position, a back surface fixedly connected with HEPA layer of the middle-effect filter screen, a dust removing opening is arranged right in front of the bottom of the middle-effect filter screen and the HEPA layer, the high-efficiency filter screen is a coconut shell activated carbon VOC adsorption layer and can rapidly and effectively remove VOC gas, the middle-effect filter screen and the HEPA layer are in an arch bridge shape, a dust removing opening is arranged right in front of the bottom of the middle-effect filter screen and the HEPA layer, when the air passes through the middle-effect filter screen and the HEPA layer, particles in the gas can be separated from shelves, the arched shape can reduce the adhesive force of the particles, and the particles can fall off only by means of a small amount of external force, the device is convenient to clean the filter screen, and then dust is discharged out of the box body through the dust removing port at the bottom, the aperture of the filter screen is difficult to adjust when the device is used, so that part of the filter screen is difficult to filter fine dust, the filtering effect of the air purifying equipment is influenced, and the device has certain limitation when in use;

2. when a middle-effect filter screen with adjustable filter aperture gets into the filter screen surface through the guide vane when using among the prior art, partial dust granule is difficult to once only through the surface of filter screen to make its adhesion in the bottom dead center department of filter screen, still can produce certain influence to the inside of placing the case even, cause certain influence to the inside of slide rail, do not possess certain practicality when using.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a medium efficiency filter screen with adjustable filter pore size, which aims to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme that the medium-efficiency filter screen with the adjustable filter aperture comprises a filter box, a placing box and an installation cavity, wherein the placing box is arranged on the surface of the filter box, and the installation cavity is arranged on one side of the filter box;

the inner bottom wall of the filter box is provided with a group of slide rails a, and the inner bottom wall of the placing box is provided with a group of slide rails b;

the inner part of the sliding rail b is connected with a limiting sliding block in a sliding mode, and a filter screen a is arranged at the top of the limiting sliding block.

Preferably, a plurality of filtering holes a are formed in the surface of the filtering net a, a filtering net b is arranged at the top of the limiting sliding block, and a plurality of filtering holes b are formed in one side of the filtering net b.

Preferably, the surface of the filter screen a is provided with a movable clamp, the surface of the filter screen b is provided with a movable clamp, and a movable plate penetrates through the surface of the movable clamp.

Preferably, a rotating shaft penetrates through the movable plate, and a handle penetrates through the surface of the rotating shaft.

Preferably, one side of the top of the placing box is provided with an empty groove, a sealing plate penetrates through the inside of the empty groove, and a handle is installed at the top of the sealing plate.

Preferably, the inner bottom wall of the placing box is provided with a plugging groove, and the inside of the plugging groove is connected with the bottom of the sealing plate.

Preferably, the inner bottom wall of the installation cavity is provided with a collection box, the inner side wall of the installation cavity is provided with a plurality of air guide sheets, and one side of the surface of the placing box is connected with a sealing door through a hinge.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the filter box, the slide rail a, the slide rail b, the limiting slide block, the filter screen a, the filter screen b, the filter holes a, the filter holes b and the handle, the filter screen a and the filter screen b are convenient to switch, and different gases are convenient to filter due to the difference of the sizes of the filter holes a and the filter holes b on one sides of the filter screen a and the filter screen b.

2. According to the utility model, through the arrangement of the mounting cavity, the collecting box, the air guide sheet, the sealing plate and the inserting groove, dust particles which are difficult to pass through the interior of the filter screen a at one time are collected, and meanwhile, the influence of dust on the sliding rail b in the placing box is prevented.

Drawings

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

FIG. 2 is a schematic structural diagram of a filter screen a according to the present invention;

FIG. 3 is a schematic view of the structure of the insertion groove of the present invention;

fig. 4 is a schematic structural view of the collecting box of the present invention.

In the figure: 1. a filter box; 2. placing a box; 3. a mounting cavity; 4. a slide rail a; 5. a slide rail b; 6. a limiting slide block; 7. a filter screen a; 8. a filtering hole a; 9. a filter screen b; 10. a filtering hole b; 11. a movable plate; 12. a handle; 13. a sealing plate; 14. inserting grooves; 15. a collection box; 16. the wind-guiding piece.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

referring to fig. 1, 2 and 3, in an embodiment of the present invention, a middle efficiency filter screen with adjustable filter aperture includes a filter box 1, a placing box 2 and an installation cavity 3, the surface of the filter box 1 is provided with the placing box 2, one side of the filter box 1 is provided with the installation cavity 3, the inner bottom wall of the filter box 1 is provided with a set of slide rails a4, the inner bottom wall of the placing box 2 is provided with a set of slide rails b5, the inside of the slide rails b5 is slidably connected with a limiting slide block 6, the top of the limiting slide block 6 is provided with a filter screen a7, the surface of the filter screen a7 is provided with a plurality of filter apertures a8, the top of the limiting slide block 6 is provided with a filter screen b9, one side of the filter screen b9 is provided with a plurality of filter apertures b10, the surface of the filter screen a7 is provided with a movable clamp, the surface of the filter screen b9 is provided with a movable clamp, the surface of the movable clamp is penetrated by a movable plate 11, the movable plate is penetrated by a rotating shaft inside of the movable plate 11, a handle 12 penetrates through the surface of the rotating shaft;

the filter box 1, the slide rail a4, the slide rail b5, the limiting slide block 6, the filter screen a7, the filter screen b9, the filter hole a8, the filter hole b10 and the handle 12 are arranged, when the air purification device is in use, when the filtered dust particles are small, the worker opens the sealing door, the movable plate 11 draws the filter screen a7 out of the slide rail a4 through the handle 12, so that the filter screen a7 slides into the slide rail b5 of the bottom wall in the placing box 2, and at the same time, the worker pushes the filter screen b9 in the slide rail b5 to the slide rail a4 in the filter box 1 through the handle 12 again, so that the gas with small dust particles passes through the inside of the filter hole b10 to be filtered, the filter screen a7 and the filter screen b9 are convenient to switch due to the matching use of the slide rail a4, the slide rail b5, the filter screen a7, the filter screen b9 and the filter hole 38742 of the filter hole a8 on one side of the filter screen a7 and the filter screen b 466, is convenient for filtering different gases.

Place one side at case 2 top and seted up the dead slot, the inside of dead slot has run through there is closing plate 13, and the handle is installed at closing plate 13's top, places the interior diapire of case 2 and has seted up inserting groove 14, and inserting groove 14's internal connection and closing plate 13's bottom.

Example two:

referring to fig. 1 and 4, in an embodiment of the utility model, a middle efficiency filter screen with an adjustable filter aperture includes a mounting cavity 3, a collecting box 15 and air guide sheets 16, the inner bottom wall of the mounting cavity 3 is provided with the collecting box 15, and the inner side wall of the mounting cavity 3 is provided with a plurality of air guide sheets 16;

the installation cavity 3, the collection box 15, the wind-guiding sheet 16, the sealing plate 13 and the inserting groove 14 are arranged, when the external air enters the interior of the filter screen a7 through the wind-guiding sheet 16, dust particles contained in part of the gas are difficult to pass through the interior of the filter screen a7 at one time, so that part of the dust falls into the interior of the collection box 15 at the bottom of the installation cavity 3, so that the dust which is difficult to pass through the filter screen a7 is collected, and the subsequent treatment is convenient, because the empty groove is formed at one side of the top of the placement box 2, the sealing plate 13 penetrates through the interior of the empty groove, and because the inserting groove 14 is formed on the inner bottom wall of the placement box 2, the sealing plate 13 is clamped into the interior of the inserting groove 14, so that the interior of the placement box 2 is further sealed, the dust is prevented from blowing into the interior of the placement box 2 through the collection box 15, and through the matching use of the wind-guiding sheet 16, the installation cavity 3, the collection box 15 and the sealing plate 13, so that the dust particles which pass through the interior of the filter screen a7 are difficult to be collected, while preventing the influence of dust on the slide rails b5 inside the placing case 2.

One side of the surface of the placing box 2 is connected with a sealing door through a hinge.

In the utility model, the working steps of the device are as follows:

through the matching work of the filter box 1, the sliding rail a4, the sliding rail b5, the limiting sliding block 6, the filter screen a7, the filter screen b9, the filter hole a8, the filter hole b10 and the handle 12, when the air purification equipment is in use, when the filtered dust particles are smaller, the worker opens the sealing door, the movable plate 11 draws the filter screen a7 out of the sliding rail a4 through the handle 12, so that the filter screen a7 slides into the sliding rail b5 of the inner bottom wall of the placing box 2, and at the same time, the worker pushes the filter screen b9 inside the sliding rail b5 to the inside of the sliding rail a4 inside the filter box 1 through the handle 12 again, so that the gas with smaller dust particles passes through the inside of the filter hole b10 to be filtered, and through the matching use of the sliding rail a4, the sliding rail b5, the filter screen a7, the filter screen b9 and the handle 12, so that the filter screen a7 and the filter screen b9 are convenient to switch, and because the filter screen a7 and the filter hole 8 a 38742 on one side of the filter screen b 6 are different in size, the air filter is convenient for filtering different gases, and through the matching work of the installation cavity 3, the collection box 15, the air guide sheet 16, the sealing plate 13 and the inserting groove 14, when external air enters the interior of the filter screen a7 through the air guide sheet 16, dust particles contained in partial gas are difficult to pass through the interior of the filter screen a7 at one time, so that partial dust falls into the interior of the collection box 15 at the bottom of the installation cavity 3, and the dust which is difficult to pass through the filter screen a7 is collected, thereby facilitating subsequent processing, because one side of the top of the placing box 2 is provided with a hollow groove, the sealing plate 13 penetrates through the interior of the hollow groove, and because the inserting groove 14 is arranged on the inner bottom wall of the placing box 2, the sealing plate 13 is clamped into the interior of the inserting groove 14, further sealing is achieved in the placing box 2, the dust is prevented from being blown into the interior of the placing box 2 through the collection box 15, and the air guide sheet 16, the installation cavity 3, the collection box 15 and the sealing plate 13 are matched for use, making it difficult to collect dust particles passing through the inside of the filter net a7 at a time while preventing the dust from affecting the slide rails b5 inside the placing case 2.

It will be evident to those skilled in the art that the utility model 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 utility model 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 a well effect filter screen with adjustable filter pore size, includes rose box (1), places case (2) and installation cavity (3), its characterized in that: a placing box (2) is arranged on the surface of the filter box (1), and an installation cavity (3) is arranged on one side of the filter box (1);

a group of sliding rails a (4) are installed on the inner bottom wall of the filtering box (1), and a group of sliding rails b (5) are installed on the inner bottom wall of the placing box (2);

the inner part of the sliding rail b (5) is connected with a limiting sliding block (6) in a sliding mode, and a filter screen a (7) is arranged at the top of the limiting sliding block (6).

2. The medium efficiency filter screen with adjustable filter pore size according to claim 1, characterized in that: the surface of the filter screen a (7) is provided with a plurality of filter holes a (8), the top of the limiting slide block (6) is provided with a filter screen b (9), and one side of the filter screen b (9) is provided with a plurality of filter holes b (10).

3. The medium efficiency filter screen with adjustable filter pore size according to claim 1, characterized in that: the surface of filter screen a (7) is provided with the activity and presss from both sides, and the surface of filter screen b (9) is provided with the activity and presss from both sides, the surface of activity clamp is run through there is fly leaf (11).

4. The medium efficiency filter screen with adjustable filter pore size according to claim 3, characterized in that: a rotating shaft penetrates through the inner part of the movable plate (11), and a handle (12) penetrates through the surface of the rotating shaft.

5. The medium efficiency filter screen with adjustable filter pore size according to claim 1, characterized in that: the novel multifunctional container is characterized in that one side of the top of the containing box (2) is provided with an empty groove, a sealing plate (13) penetrates through the inside of the empty groove, and a handle is installed at the top of the sealing plate (13).

6. The medium efficiency filter screen with adjustable filter pore size according to claim 1, characterized in that: the inner bottom wall of the placing box (2) is provided with a plug-in groove (14), and the inside of the plug-in groove (14) is connected to the bottom of the sealing plate (13).

7. The medium efficiency filter screen with adjustable filter pore size according to claim 1, characterized in that: the inner bottom wall of the installation cavity (3) is provided with a collection box (15), the inner side wall of the installation cavity (3) is provided with a plurality of air guide sheets (16), and one side of the surface of the placement box (2) is connected with a sealing door through a hinge.