CN220899826U

CN220899826U - Filter box

Info

Publication number: CN220899826U
Application number: CN202322546423.0U
Authority: CN
Inventors: 曾尚文; 陈久元; 杨利明
Original assignee: Sichuan Tongmiao Automation Equipment Co ltd
Current assignee: Sichuan Tongmiao Automation Equipment Co ltd
Priority date: 2023-09-19
Filing date: 2023-09-19
Publication date: 2024-05-07
Anticipated expiration: 2033-09-19

Abstract

The utility model discloses a filter box, comprising: the inner wall of the upper end of the shell is protruded with a circle of supporting steps along the periphery of the shell, and the side surface of the shell is provided with an air inlet; the upper cover is detachably arranged at the upper end of the shell, is pressed and sealed with the supporting step, and is provided with an air outlet; the upper part of the filter screen component is provided with an opening, the periphery and the bottom are closed, and the edge of the opening of the upper part of the filter screen component is pressed between the upper cover and the supporting step; the chassis is arranged on the bottom surface of the shell and can slide out from the side surface of the shell. According to the utility model, two filter screens are arranged in parallel in the filter box, so that the filter area is increased, and dust in air is filtered with high efficiency. And when the filter screen is replaced, the filter screen assembly is taken out of the filter box, and the filter screen bag is taken down from the sealing rubber to be replaced. The filter box is further provided with a chassis which can be pulled out, and dust falling in the chassis can be easily cleaned by pulling the chassis out.

Description

Filter box

Technical Field

The utility model relates to the field of purifying devices, in particular to a filter box.

Background

At present, a great amount of dust is generated in the processing and production processes in the industries of electronic element production, battery (storage battery) production, acid cleaning operation workshops, laboratory exhaust, metallurgy, chemical plants, medicine production factories, coating workshops, polishing workshops, food and brewing, furniture production, catering, plastic products and the like, if the dust is discharged into the atmosphere without treatment, the environment is polluted, and if workers inhale the air with the dust for a long time in the workshops, the health of the workers can be seriously endangered. However, the existing dust purification technology has the disadvantages of high manufacturing and maintenance cost, low purification efficiency and the like. Therefore, designing a purification device that filters dust in air with high efficiency is a problem that should be considered and solved.

Disclosure of utility model

The utility model provides a filter box for solving the technical problem that the existing dust purifying device is low in dust purifying efficiency.

The technical scheme adopted by the utility model is as follows:

The utility model provides a filter box, comprising:

The inner wall of the upper end of the shell is protruded with a circle of supporting steps along the periphery of the shell, and the side surface of the shell is provided with an air inlet;

The upper cover is detachably arranged at the upper end of the shell, is pressed and sealed with the supporting step, and is provided with an air outlet;

The upper part of the filter screen component is provided with an opening, the periphery and the bottom are closed, and the edge of the opening of the upper part of the filter screen component is pressed between the upper cover and the supporting step;

The chassis is arranged on the bottom surface of the shell and can slide out from the side surface of the shell.

Further, the upper cover and the supporting step are provided with sealing rubber rings.

Further, two sealing rubber rings are arranged up and down, and an opening of the filter screen assembly is clamped between the two sealing rubber rings.

Further, the filter screen assembly comprises two filter screen bags which are arranged side by side, a circle of clamping edges which are arranged at the top opening of the filter screen bags, the clamping edges are clamped between the two sealing rubber rings, and a plurality of supporting frames which are arranged in the filter screen bags and used for supporting the filter screen bags.

Further, the four corners of the bottom of the shell are respectively extended with supporting feet, and the chassis is arranged among the four supporting feet.

Further, sliding grooves are formed in two opposite sides of the bottom of the shell, and supporting pieces capable of sliding along the sliding grooves are arranged on the outer side face of the chassis.

Further, two corners below one end of the shell extend out of the baffle plate.

Further, a handle is arranged on the chassis and used for pulling out the chassis along the sliding groove.

Further, the upper cover and the chassis are fixed through a lock catch, the lock catch comprises a first connecting piece arranged at the edge of the upper cover and a second connecting piece arranged at the upper edge of the shell, and the first connecting piece and the second connecting piece are fastened and fixed.

Further, a plurality of vacuum adjusting holes are formed in one side of the shell, and a rotatable adjusting plate is arranged on one side of the shell, and the adjusting plate can cover different numbers of vacuum adjusting holes by rotating.

Compared with the prior art, the filter box is provided with the two filter screen bags in parallel, so that the filter area is increased, and dust in air is filtered with high efficiency. And when the filter screen is replaced, the filter screen assembly is taken out of the filter box, and the filter screen bag is taken down from the sealing rubber to be replaced. The support frame is arranged in the filter screen bag, so that the filter screen bag is prevented from deforming greatly to influence the filtering effect. The filter box is provided with the chassis which can be pulled out, and the chassis can be taken out through pulling, so that dust falling in the chassis can be easily cleaned. The box body is also provided with vacuum adjusting holes, and the vacuum degree in the filter box can be adjusted by rotating the adjusting plates to cover different numbers of the vacuum adjusting holes.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of an embodiment of the present utility model;

FIG. 2 is a rear view of an embodiment of the present utility model;

FIG. 3 is an exploded view of an embodiment of the present utility model;

1. A housing; 11. a support step; 12. locking; 13. supporting feet; 14. a baffle; 15. folding edges;

2. an upper cover; 21. an air outlet; 22. an air inlet;

3. a chassis; 31. a support sheet; 32. a connecting plate; 33. a handle;

41. a filter screen bag; 42. sealing the rubber ring;

5. And (3) adjusting the sheet.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The principles and structures of the present utility model are described in detail below with reference to the drawings and the examples.

As shown in fig. 1-3, the present utility model proposes a filter box comprising: a shell 1, an upper cover 2, a filter screen assembly and a chassis 3. The shell 1 is a cuboid shell 1, the upper end and the lower end of the shell are not provided with panels, and a circle of supporting steps 11 are protruded on the inner wall of the upper end of the shell 1 along the periphery of the shell 1 and are used for installing a filter screen assembly. An air inlet 22 is arranged on the side surface of the shell 1, so that the air in the shell 1 can be discharged from the air inlet 22. The upper cover 2 is mounted at the upper end of the housing 1 and is detachable. The upper cover 2 is pressed and sealed with the supporting step 11, so that unfiltered air is prevented from flowing out of the polluted air between the upper cover 2 and the shell 1. An air outlet 21 is provided at one end of the upper cover 2, and filtered air is discharged from the air outlet 21. A filter screen component is arranged in the shell 1, an opening is arranged at the upper part of the filter screen component, the periphery and the bottom are closed, and the edge of the opening at the upper part of the filter screen component is pressed between the upper cover 2 and the supporting step 11. The bottom surface of the shell 1 is provided with the chassis 3, and the chassis 3 can slide out from the side surface of the shell 1, so that dust falling into the chassis 3 can be cleaned conveniently.

As shown in fig. 1-3, in a specific embodiment, the casing 1 is a cuboid casing 1, the upper end and the lower end are not provided with panels, a supporting step 11 is arranged in the casing 1, and the supporting step 11 protrudes along the inner wall of the upper end of the casing 1 and is used for installing a filter screen assembly. An air inlet 22 is also arranged on the side surface of the shell 1, the air inlet 22 is arranged below the side surface of the shell 1, and the filtered air in the shell 1 can be discharged from the air outlet 21. The upper end of the shell 1 is provided with an upper cover 2, and the upper cover 2 is detachably arranged at the upper end of the shell 1, so that the filter screen component can be conveniently replaced. The upper cover 2 is sealed with the supporting step 11 in a pressing way, an air outlet 21 is formed in one end side face of the upper cover 2, and air to be filtered enters from the air inlet 22 and then is filtered through the filter screen assembly and then is discharged through the air outlet 21. The upper portion of filter screen subassembly is equipped with the opening, and the periphery is sealed with the bottom, can increase filtration area. The edge of the upper ring opening of the filter screen assembly is pressed and fixed between the upper cover 2 and the supporting step 11. The bottom surface of the shell 1 is provided with the chassis 3, and the chassis 3 can slide out from the side surface of the shell 1, so that dust falling into the chassis 3 can be cleaned conveniently.

In a further embodiment, a sealing rubber ring 42 is provided between the upper cover 2 and the support step 11 to seal between the upper cover 2 and the housing 1, preventing gas from flowing out of the gap between the upper cover 2 and the housing 1.

In a further embodiment, as shown in fig. 3, two sealing rubber rings 42 are provided, two sealing rubber rings 42 are arranged up and down, and an opening of the filter screen assembly is clamped between the two sealing rubber rings 42, so that when the filter screen assembly is replaced, the filter screen assembly is only required to be removed from between the two sealing rubber rings for replacement.

In a further embodiment, the upper rim of the screen assembly is pressed into two sealing rubber rings 42 between the upper cover 2 and the support step 11. Specifically, the screen assembly includes: the two parallel filter screen bags 41 are arranged, a circle of clamping edges are arranged at the top opening of the filter screen bag 41, and the support frame is arranged in the filter screen bag 41, the clamping edges are clamped between the two sealing rubber rings 42, the sealing rubber ring 42 sleeved with the filter screen assembly is placed on the supporting step 11 protruding from the inner wall of the shell 1 and is pressed with the supporting step 11 through the upper cover 2, so that the sealing rubber rings 42 are fixed, the filter screen bag 41 is positioned in the shell 1, and gas to be filtered enters from the air inlet 22 during filtration. A plurality of supporting frames are further arranged in the filter screen bag, the supporting frames are net-shaped drums, and the filter screen bag 41 is prevented from being deformed greatly due to the influence of air inlet of the air inlet, so that the filtering area is prevented from being influenced. The design of the two filter bags 41 increases the filter screen area for filtering the gas and improves the filtering effect. When the filter screen bag 41 needs to be replaced, the filter screen assembly is taken out by opening the upper cover 2, the filter screen bag 41 is replaced after the sealing rubber ring is removed, and replacement is simple and convenient.

In a further embodiment, support feet 13 extend downwardly from the four corners of the bottom of the housing 1, and a chassis is mounted between the four support feet 13. The supporting leg 13 comprises a connecting portion and a fixing portion, the connecting portion is rectangular and is arranged in a downward extending mode along four corners of the lower portion of the shell 1, the fixing portion is formed by vertically bending the other end of the connecting portion to the outer side, and a reserved hole is formed in the fixing portion and used for being fixedly installed on a to-be-installed surface.

In a further embodiment, as shown in fig. 2, the bottom of the casing 1 is provided with flanges 15 at opposite sides thereof and is used as a chute, the outer side of the chassis 3 is provided with support plates 31 at opposite ends thereof and is provided with a support plate 31 at opposite sides thereof, and the chassis 3 can slide along the chute at the bottom of the casing 1 through the support plates 31, so that the chassis 3 can be taken out in a drawing manner.

In a further embodiment, two flaps 14 extend downwardly from two corners of one end of the housing to prevent the chassis 3 from sliding out of the other end during installation.

As shown in fig. 3, in a further embodiment, the chassis 3 comprises: the bottom plate and the curb plate are connected around the bottom plate, and the curb plate sets up perpendicularly along bottom plate peripheral edge upwards, makes it enclose into the integrated groove with the bottom plate for collect the dust in the casing 1. A flap 15 for sliding is provided vertically at the upper edge of the outer faces of the side plates on opposite sides. The upper edges of the side plates at the two ends of the chassis are respectively provided with a folded edge 15, so that the folded edge 15 which is not provided with one end of the baffle 14 is sealed and attached to the shell 1, the folded edge 15 which is not provided with one end of the baffle 14 is bent inwards and vertically to form a plane with the shell 1, and the folded edge 15 which is provided with one end of the baffle 14 is vertically downwards provided with a connecting plate 32 along the edge of the folded edge 15, so that the folded edge 15 and the shell 1 are in the same plane, and the folded edge is convenient to fix.

In a further embodiment, a pull tab 33 is provided on one end side plate of the chassis 3, by means of which the chassis 3 can be pulled out along a chute. When the chassis 3 is detached, the chassis 3 can be pulled out of the housing 1 by pulling the handle 33.

In a further embodiment, the upper cover 2 is fixed to the housing 1 by a lock catch 12, the lock catch 12 includes a first connecting member and a second connecting member, the first connecting members are respectively disposed at the lower edges of two ends of the upper cover, the second connecting members are disposed at the upper edges of two end surfaces of the housing and correspond to the positions of the first connecting members on the upper cover, and the first connecting members and the second connecting members are fastened and fixed. (the lock catch 12 is conventional and is relatively common, and not specifically described herein), the chassis 3 and the housing 1 are fixed by the lock catch 12, a plurality of first connectors are disposed at the upper edges of two ends of the chassis or at the upper edges of the connecting plates 32, a plurality of second connectors are disposed at the lower edges of two end surfaces of the housing and correspond to the positions of the first connectors on the chassis, and the first connectors and the second connectors are fastened and fixed.

In a further embodiment, a plurality of vacuum adjusting holes are formed in one side of the shell at intervals, and a rotatable adjusting plate is arranged on one side of the shell, the adjusting plate 5 covers the vacuum adjusting holes, and the adjusting plate 5 can cover different numbers of vacuum adjusting holes by rotating. Specifically, three vacuum adjusting holes are formed in one side of the shell at intervals, rotatable adjusting plates 5 are covered on the three vacuum adjusting holes, different numbers of vacuum adjusting holes are exposed through manual rotation of the adjusting plates 5, external air flows in the filter box, and the vacuum degree in the filter box is adjusted. The more the vacuum adjusting holes are covered by the adjusting sheet 5, the greater the vacuum degree in the filter box; the smaller the vacuum adjusting holes are covered by the adjusting sheet 5, the smaller the vacuum degree in the filter box.

In use, the gas to be filtered enters from the air inlet 22, passes through the filter screen assembly, and then dust is blocked outside the filter screen bag, and the filtered gas is discharged from the air outlet 21. After the air inlet stops air intake, the filtered dust is concentrated in the chassis 3, and when the chassis 3 is cleaned, the lock catch 12 is only required to be opened, and the chassis 3 is pulled out for cleaning.

Compared with the prior art, the filter box is internally provided with the two filter screen bags 41 in parallel, so that the filter area is increased, and the filter effect is better. And when the filter screen bag 41 is replaced, the filter screen assembly is only required to be taken out of the filter box, and the filter screen bag 41 is removed from the sealing rubber and replaced. The support frame is arranged in the filter screen bag, so that the filter screen bag is prevented from being deformed too much to influence the filtering effect. The filter box is further provided with the chassis 3 which can be pulled out, and the chassis 3 can be taken out through pulling, so that dust falling into the chassis 3 can be easily cleaned.

It is noted that the above-mentioned terms are used merely to describe specific embodiments, and are not intended to limit exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A filtration tank, comprising:

2. The filter housing of claim 1, wherein the upper cover and the support step are provided with sealing rubber rings.

3. The filter housing of claim 2, wherein said sealing rubber rings are positioned one above the other, and wherein said openings of said screen assembly are sandwiched between said sealing rubber rings.

4. A filter housing as claimed in claim 3, wherein the filter screen assembly comprises two filter screen bags arranged side by side, a ring of clamping edges arranged at the top opening of the filter screen bags, said clamping edges being sandwiched between two said sealing rubber rings, and a plurality of support frames arranged in said filter screen bags to hold the filter screen bags open.

5. The filter housing of claim 1, wherein the bottom four corners of the housing extend beyond the support feet, and the chassis is mounted between the four support feet.

6. The filter box of claim 5, wherein the opposite sides of the bottom of the housing are provided with sliding grooves, and the outer side of the chassis is provided with a supporting sheet capable of sliding along the sliding grooves.

7. The filter housing of claim 6, wherein two corners below one end of the housing extend beyond the flaps, respectively.

8. The filter housing of claim 7, wherein the chassis is provided with a pull tab for pulling the chassis along the chute.

9. The filter housing of claim 1, wherein the top cover and the bottom plate are secured to the housing by a latch, respectively, the latch including a first connector disposed at an edge of the top cover and a second connector disposed at an upper edge of the housing, the first connector and the second connector being secured by a snap fit.

10. The filter housing of claim 1, wherein a plurality of vacuum adjustment holes are provided in one side of the housing, and wherein a rotatable adjustment tab covers the vacuum adjustment holes, the rotation of the adjustment tab covering a different number of the vacuum adjustment holes.