Waste gas treatment device

Abstract

The utility model provides a waste gas treatment device which comprises a fan, three groups of treatment boxes arranged on the outer side of the fan, a filter piece arranged inside the treatment boxes, a connecting piece arranged on the outer side of the filter piece, a connecting pipe arranged on the outer side of the treatment boxes, and a valve arranged on the outer side of the connecting pipe, the filter part comprises a filter cartridge arranged in the treatment box, an activated carbon plate is arranged in the filter cartridge, the connecting part comprises a threaded sleeve fixedly connected to the top of the filter cartridge, the interior of the threaded sleeve is in threaded connection with a threaded block, the top of the threaded block is fixedly connected with a cover plate, and the treatment box comprises a box body. The waste gas treatment device provided by the utility model solves the problems that the activated carbon plate in the existing device is arranged in the shell, the activated carbon plate is inconvenient to clean or replace when needing to be cleaned, and the waste gas treatment efficiency is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to a waste gas treatment device. Background Art

[0002] With the development of society, scientific and technological innovation and research are indispensable. Therefore, companies in various industries will have their own laboratories, and the resulting laboratory wastewater problem is a hot topic of common concern to the whole society. Due to the large number of complex industries and the large number of laboratory types, laboratory wastewater has the characteristics of complex and changeable water quality, unstable water volume, and often contains many volatile organic compounds, which is difficult to treat. Volatile organic compounds, namely VOCs. Most VOCs have a special odor that makes people uncomfortable, and are toxic, irritating, teratogenic and carcinogenic, so the waste gas needs to be treated.

[0003] After searching, the patent document with authorization number: CN218741271U discloses "a device for treating volatile organic compounds in laboratory wastewater". When volatile organic compounds pass through the activated carbon adsorption filter layer, they are initially adsorbed and filtered using the fine pores of the activated carbon to reduce the load for subsequent treatment. However, in the above device, the activated carbon plate is arranged in the outer shell, which is inconvenient when the activated carbon plate needs to be cleaned or replaced, thereby reducing the treatment efficiency of the exhaust gas. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a high-efficiency exhaust gas treatment device.

[0005] The waste gas treatment device provided by the utility model comprises a fan, a treatment box is arranged on the outside of the fan, a filter is arranged inside the treatment box, a connecting piece is arranged on the outside of the filter, a connecting pipe is arranged on the outside of the treatment box, a valve is arranged on the outside of the connecting pipe, and the treatment box is provided with three groups.

[0006] As an exhaust gas treatment device provided by the utility model, preferably, the filter element comprises a filter cartridge arranged inside the treatment box, and an activated carbon plate is arranged inside the filter cartridge.

[0007] As an exhaust gas treatment device provided by the utility model, preferably, the connecting piece includes a threaded sleeve fixedly connected to the top of the filter cartridge, the internal threads of the threaded sleeve are connected to a threaded block, and the top of the threaded block is fixedly connected to a cover plate.

[0008] As an exhaust gas treatment device provided by the utility model, preferably, the treatment box includes a box body, the interior of the box body is provided with internal threads, and the bottom of the cover plate is provided with external threads adapted to the internal threads.

[0009] As an exhaust gas treatment device provided by the utility model, preferably, the bottom of the box body is fixedly connected to a support seat, the top of the support seat is fixedly connected to a reinforcement plate, and the reinforcement plate is fixedly connected to the outside of the box body.

[0010] As an exhaust gas treatment device provided by the utility model, preferably, a handle is fixedly connected to the top of the cover plate.

[0011] As an exhaust gas treatment device provided by the utility model, preferably, an expansion cover is fixedly connected to the air inlet of the fan.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] When the filter element needs to be cleaned or replaced, the exhaust gas treatment device only requires rotating the cover plate in the opposite direction to detach the cover plate from the housing, and then rotating the filter cartridge to detach the filter cartridge from the cover plate, thereby allowing the filter cartridge and the activated carbon plate inside to be cleaned and replaced. This solves the problem that in the existing device, the activated carbon plate is arranged in the outer shell, which is inconvenient when the activated carbon plate needs to be cleaned or replaced, thereby reducing the exhaust gas treatment efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic structural diagram of a preferred embodiment of the exhaust gas treatment device provided by the utility model;

[0015] Figure 2 This is a schematic diagram of the connection structure between the filter cartridge and the cover plate of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the filter element of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the processing box of the utility model.

[0018] Numbers in the figure: 1. Fan; 2. Processing box; 201. Box body; 202. Internal thread; 203. External thread; 3. Filter element; 301. Filter cartridge; 302. Activated carbon plate; 4. Connector; 401. Threaded sleeve; 402. Threaded block; 403. Cover plate; 5. Connecting pipe; 6. Reinforcement plate; 7. Support seat; 8. Expansion cover; 9. Handle. DETAILED DESCRIPTION

[0019] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0020] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in Figure 1A schematic structural diagram of a preferred embodiment of the exhaust gas treatment device provided by the utility model; Figure 2 This is a schematic diagram of the connection structure between the filter cartridge and the cover plate of the utility model; Figure 3 This is a schematic diagram of the structure of the filter element of the utility model; Figure 4 The schematic diagram of the structure of the treatment box of the utility model is a waste gas treatment device, comprising a fan 1, a treatment box 2 is arranged outside the fan 1, a filter 3 is arranged inside the treatment box 2, a connector 4 is arranged outside the filter 3, a connecting pipe 5 is arranged outside the treatment box 2, a valve is arranged outside the connecting pipe 5, and the treatment box 2 is provided with three groups.

[0021] It should be noted that: the exhaust gas is transported to the interior of the treatment box 2 by the fan 1, the gas is purified by the filter 3, and the filter 3 is connected to the interior of the treatment box 2 by the connector 4, so that the filter 3 can be removed for replacement and cleaning.

[0022] In the specific implementation process, Figure 1 to Figure 4 As shown, the filter element 3 includes a filter cartridge 301 arranged inside the treatment box 2, and an activated carbon plate 302 is arranged inside the filter cartridge 301; the connecting member 4 includes a threaded sleeve 401 fixedly connected to the top of the filter cartridge 301, the internal thread of the threaded sleeve 401 is connected to a threaded block 402, and the top of the threaded block 402 is fixedly connected to a cover plate 403; the treatment box 2 includes a box body 201, the interior of the box body 201 is provided with an internal thread 202, and the bottom of the cover plate 403 is provided with an external thread 203 adapted to the internal thread 202; the bottom of the box body 201 is fixedly connected to a support seat 7, the top of the support seat 7 is fixedly connected to a reinforcement plate 6, and the reinforcement plate 6 is fixedly connected to the outside of the box body 201; the top of the cover plate 403 is fixedly connected to a handle 9; the air inlet of the fan 1 is fixedly connected to an expansion cover 8.

[0023] It should be noted that: the activated carbon plate 302 is placed inside the filter cartridge 301, and the filter cartridge 301 and the activated carbon plate 302 are used to filter, adsorb and purify the exhaust gas. The threaded sleeve 401 at the top of the filter cartridge 301 is threadedly connected with the threaded block 402 at the bottom of the cover plate 403, and the filter cartridge 301 is fixed to the bottom of the cover plate 403. Then, the filter cartridge 301 is inserted into the interior of the box body 201, and the external thread 203 at the bottom of the cover plate 403 is threadedly connected with the internal thread 202 inside the box body 201. The cover plate 403 is sealed in the box. The top of the body 201 makes the entire box body 201 sealed to prevent gas from overflowing. When the filter element 3 needs to be cleaned or replaced, it is only necessary to rotate the cover plate 403 in the opposite direction to separate the cover plate 403 from the box body 201, and then rotate the filter cartridge 301 to separate the filter cartridge 301 from the cover plate 403, so that the filter cartridge 301 and the activated carbon plate 302 inside it can be cleaned and replaced. The box body 201 is supported and fixed by the support seat 7 and the reinforcement plate 6 to improve the firmness of the box body 201, and the expansion cover 8 is used to facilitate the fan 1 to absorb gas.

[0024] The working principle of an exhaust gas treatment device provided by the utility model is as follows:

[0025] The exhaust gas is transported to the interior of the treatment box 2 by the fan 1, and the gas is purified by the filter element 3. The activated carbon plate 302 is placed inside the filter cartridge 301, and the filter cartridge 301 and the activated carbon plate 302 are used to filter, adsorb and purify the exhaust gas. The threaded sleeve 401 at the top of the filter cartridge 301 is threadedly connected with the threaded block 402 at the bottom of the cover plate 403, and the filter cartridge 301 is fixed to the bottom of the cover plate 403. Then, the filter cartridge 301 is inserted into the interior of the box body 201, and the bottom of the cover plate 403 is screwed. The external thread 203 is threadably connected to the internal thread 202 inside the box body 201, and the cover plate 403 is sealed on the top of the box body 201 to seal the entire box body 201 to prevent gas from overflowing. When the filter element 3 needs to be cleaned or replaced, it is only necessary to rotate the cover plate 403 in the opposite direction to separate the cover plate 403 from the box body 201, and then rotate the filter cartridge 301 to separate the filter cartridge 301 from the cover plate 403, so that the filter cartridge 301 and the activated carbon plate 302 therein can be cleaned and replaced.

[0026] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An exhaust gas treatment device, characterized in that: The invention comprises a fan (1), a treatment box (2) is arranged on the outside of the fan (1), a filter element (3) is arranged inside the treatment box (2), a connecting element (4) is arranged on the outside of the filter element (3), a connecting pipe (5) is arranged on the outside of the treatment box (2), a valve is arranged on the outside of the connecting pipe (5), and the treatment box (2) is provided with three groups.

2. The exhaust gas treatment device according to claim 1, characterized in that: The filter element (3) comprises a filter cartridge (301) arranged inside the processing box (2), and an activated carbon plate (302) is arranged inside the filter cartridge (301).

3. The exhaust gas treatment device according to claim 2, characterized in that: The connecting member (4) comprises a threaded sleeve (401) fixedly connected to the top of the filter cartridge (301), the internal thread of the threaded sleeve (401) being connected to a threaded block (402), and the top of the threaded block (402) being fixedly connected to a cover plate (403).

4. The exhaust gas treatment device according to claim 3, characterized in that: The processing box (2) comprises a box body (201), the interior of the box body (201) is provided with an internal thread (202), and the bottom of the cover plate (403) is provided with an external thread (203) adapted to the internal thread (202).

5. The exhaust gas treatment device according to claim 4, characterized in that: The bottom of the box body (201) is fixedly connected to a support seat (7), the top of the support seat (7) is fixedly connected to a reinforcement plate (6), and the reinforcement plate (6) is fixedly connected to the outside of the box body (201).

6. The exhaust gas treatment device according to claim 3, characterized in that: A handle (9) is fixedly connected to the top of the cover plate (403).

7. The exhaust gas treatment device according to claim 1, characterized in that: The air inlet of the fan (1) is fixedly connected to a capacity expansion cover (8).

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