Waste gas treatment device with filtering mechanism convenient to replace

Abstract

The waste gas treatment device comprises a shell, one side of the shell is connected with an outer door through hinges, the outer wall of the top of the shell is rotationally connected with a plurality of threaded rods, the other ends of the threaded rods are connected with one side of the outer door in a clamped mode, and one ends of the threaded rods are sleeved with butterfly nuts in a threaded mode; a filter assembly is arranged in the shell and comprises a bearing shell, the bearing shell is arranged in the shell, one side of the bearing shell is connected with an inner door through hinges, and a plurality of bearing frames are slidably inserted between the inner wall of the top of the bearing shell and the inner wall of the bottom of the bearing shell. According to the waste gas treatment device, the filter assembly is dragged out of the shell, then the inner door is opened, and the bearing frame, the primary filter, the high-efficiency filter and the activated carbon filter block are pulled out of the bearing shell, so that the interior of the bearing shell is convenient to clean, the primary filter, the high-efficiency filter and the activated carbon filter block are convenient to replace, and the waste gas treatment effect is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to waste gas treatment technical field especially, relate to a waste gas treatment device convenient to change filter mechanism. BACKGROUND

[0002] At present, in the medical waste treatment process, waste gas treatment device is used to extract waste gas from the storage hopper in the feeding process, the waste gas passes through the protective cover of the hopper and enters the waste gas treatment device through the pipeline, so as to protect the environmental protection treatment of medical waste.

[0003] And the existing waste gas treatment device in the use process, since the filter structure is independent individual, so that it is inconvenient to take out and replace as a whole, and the cavity supporting the filter structure is inconvenient to clean, leading to poor use effect of the waste gas treatment device, therefore, in order to the industry technology progress, better realize the filter structure replacement function in the waste gas treatment device, improve the core technology competitiveness, the present application proposes a new implementation scheme different from the filter structure mounting connection mode of the waste gas treatment device in the prior art. SUMMARY

[0004] The utility model discloses a waste gas treatment device convenient to change filter mechanism, which solves the problem of poor use effect of the waste gas treatment device due to the independent individual filter structure in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A waste gas treatment device convenient to change filter mechanism, comprising a shell, a side of the shell is connected with an outer door through a hinge, a plurality of threaded rods are rotatably connected to the top outer wall of the shell, the other end of the threaded rod is clamped to one side of the outer door, a butterfly nut is threadedly sleeved on one end of the threaded rod, a filter assembly is arranged in the shell, the filter assembly comprises a supporting shell, the supporting shell is arranged in the shell, an inner door is connected to one side of the supporting shell through a hinge, a plurality of supporting frames are slidingly inserted between the top inner wall and the bottom inner wall of the supporting shell, an initial filter, a high-efficiency filter and an activated carbon filter block are sequentially clamped between the supporting frames from right to left.

[0007] Further, an outer sealing gasket is attached to the inner side of the outer door.

[0008] Further, an inner sealing gasket is attached to the inner side of the inner door.

[0009] Further, a first sealing frame is sleeved on both ends of the outer side of the supporting frame.

[0010] Further, the outer surface of the supporting shell is sleeved with a second sealing frame.

[0011] Further, the inner side of the inner door is embedded with a magnet block, which is attracted to the supporting shell.

[0012] Further, one end of the shell is inserted with an air inlet pipe, and the other end of the shell is provided with a centrifugal fan, the air inlet end of the centrifugal fan is connected with the shell, and the air outlet end of the centrifugal fan is inserted with an air outlet pipe.

[0013] The beneficial effects of the utility model are:

[0014] 1. By dragging the filter assembly out of the shell, then opening the inner door, pulling out the supporting frame, primary filter, high-efficiency filter and activated carbon filter block from the supporting shell, the inside of the supporting shell can be easily cleaned, and the primary filter, high-efficiency filter and activated carbon filter block can be easily replaced to ensure the treatment effect of waste gas.

[0015] 2. The waste gas is preliminarily filtered by the primary filter, then the waste gas is filtered again by the high-efficiency filter, and then the particulate matter in the waste gas is removed by the activated carbon filter block, thereby improving the waste gas treatment effect. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A three-dimensional structure schematic diagram of a waste gas treatment device with a filter mechanism convenient to replace is provided for the utility model;

[0017] Figure 2 A side sectional structure schematic diagram of a waste gas treatment device with a filter mechanism convenient to replace is provided for the utility model;

[0018] Figure 3 A three-dimensional structure schematic diagram of a waste gas treatment device with a filter mechanism convenient to replace is provided for the utility model;

[0019] Figure 4 A three-dimensional structure schematic diagram of a waste gas treatment device with a filter mechanism convenient to replace is provided for the utility model;

[0020] Figure 5 A three-dimensional structure schematic diagram of a waste gas treatment device with a filter mechanism convenient to replace is provided for the utility model.

[0021] In the figure: 1, shell; 2, outer door; 3, filter assembly; 301, support shell; 302, inner door; 303, support frame; 304, primary filter; 305, high-efficiency filter; 306, activated carbon filter block; 4, threaded rod; 5, butterfly nut; 6, outer gasket; 7, inner gasket; 8, first sealing frame; 9, second sealing frame; 10, magnet block; 11, centrifugal fan; 12, air outlet pipe; 13, air inlet pipe. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0023] Reference Figures 1-5 A waste gas treatment device convenient for replacing a filter mechanism, comprising a shell 1, one side of the shell 1 is connected with an outer door 2 through a hinge, a plurality of threaded rods 4 are rotationally connected to the top outer wall of the shell 1, the other end of the threaded rod 4 is clamped to one side of the outer door 2, a butterfly nut 5 is threadedly sleeved to one end of the threaded rod 4, the butterfly nut 5 is unscrewed, then the threaded rod 4 is pulled away from the outer door 2 to open the outer door 2, a filter assembly 3 is arranged in the shell 1, the filter assembly 3 comprises a support shell 301, the support shell 301 is arranged in the shell 1, an inner door 302 is connected to one side of the support shell 301 through a hinge, a plurality of support frames 303 are slidingly inserted between the top inner wall and the bottom inner wall of the support shell 301, a primary filter 304, a high-efficiency filter 305 and an activated carbon filter block 306 are clamped between the plurality of support frames 303 from right to left, waste gas is preliminarily filtered through the primary filter 304, then the waste gas is filtered again through the high-efficiency filter 305, and the activated carbon filter block 306 is used to remove particulate matters in the waste gas.

[0024] The inner side of the outer door 2 is attached with an outer sealing gasket 6, so as to seal between the outer door 2 and the shell 1, thereby avoiding waste gas leakage; the inner side of the inner door 302 is attached with an inner sealing gasket 7, so as to seal between the inner door 302 and the supporting shell 301, thereby avoiding waste gas leakage; the outer side of the supporting frame 303 is sleeved with a first sealing frame 8 at both ends, so as to seal between the supporting frame 303, the primary filter 304, the high-efficiency filter 305 and the activated carbon filter block 306; the outer surface of the supporting shell 301 is sleeved with a second sealing frame 9; the inner side of the inner door 302 is embedded with a magnet block 10, which is attracted to the supporting shell 301, so as to fix the inner door 302; one end of the shell 1 is inserted with an air inlet pipe 13; the other end of the shell 1 is provided with a centrifugal fan 11, the air inlet end of which is connected with the shell 1; the air outlet end of the centrifugal fan 11 is inserted with an air outlet pipe 12; the waste gas is sucked into the air inlet pipe 13 by the centrifugal fan 11, and finally the filtered waste gas is discharged from the air outlet pipe 12.

[0025] The working principle of the embodiment is as follows: in use, the waste gas is sucked into the air inlet pipe 13 under the action of the centrifugal fan 11, then the waste gas is input into the shell 1, then the waste gas is preliminarily filtered by the primary filter 304, then the waste gas is filtered again by the high-efficiency filter 305, then the activated carbon filter block 306 is used to remove particulate matters in the waste gas, and finally the filtered waste gas is discharged from the air outlet pipe 12 for subsequent treatment.

[0026] When it is necessary to replace and clean the filter assembly 3, the butterfly nut 5 is unscrewed, then the threaded rod 4 is detached from the outer door 2 by pulling, the outer door 2 is opened, then the filter assembly 3 is pulled out of the shell 1, the inner door 302 is opened, the supporting frame 303, the primary filter 304, the high-efficiency filter 305 and the activated carbon filter block 306 are pulled out of the supporting shell 301, so as to facilitate cleaning of the supporting shell 301 and replacement of the primary filter 304, the high-efficiency filter 305 and the activated carbon filter block 306.

[0027] The above is only a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An exhaust treatment device facilitating replacement of a filtration mechanism, comprising a housing (1), characterized in that, One side of the shell (1) is connected with an outer door (2) through a hinge, a plurality of threaded rods (4) are rotationally connected to the top outer wall of the shell (1), the other end of the threaded rod (4) is clamped to one side of the outer door (2), a butterfly nut (5) is threadedly sleeved on one end of the threaded rod (4), a filter assembly (3) is arranged in the shell (1), the filter assembly (3) comprises a supporting shell (301), the supporting shell (301) is arranged in the shell (1), one side of the supporting shell (301) is connected with an inner door (302) through a hinge, a plurality of supporting frames (303) are slidingly inserted between the top inner wall and the bottom inner wall of the supporting shell (301), an initial efficiency filter (304), a high efficiency filter (305) and an activated carbon filter block (306) are sequentially clamped between the supporting frames (303) from right to left.

2. The exhaust treatment device of claim 1, wherein, The inner side of the outer door (2) is attached with an outer sealing gasket (6).

3. The exhaust treatment device of claim 1, wherein, The inner side of the inner door (302) is attached with an inner sealing gasket (7).

4. The exhaust treatment device of claim 1, wherein, The outer side of the supporting frame (303) is sleeved with a first sealing frame (8) at both ends.

5. The exhaust treatment device of claim 1, wherein, The outer surface of the supporting shell (301) is sleeved with a second sealing frame (9).

6. The exhaust treatment device of claim 1, wherein, The inner side of the inner door (302) is embedded with a magnet block (10), and the magnet block (10) is attracted to the supporting shell (301).

7. The exhaust treatment device of claim 1, wherein, One end of the shell (1) is inserted with an air inlet pipe (13), the other end of the shell (1) is provided with a centrifugal fan (11), the air inlet end of the centrifugal fan (11) is connected with the shell (1), and the air outlet end of the centrifugal fan (11) is inserted with an air outlet pipe (12).

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