A waste gas treatment device for a sewage treatment tank

Abstract

The utility model relates to waste gas treatment technical field, specifically speak to a kind of waste gas treatment device for sewage treatment tank, including intake pipe, gas-liquid separator and filter sleeve, the gas-liquid separator top exhaust port is connected filter sleeve by conical connecting cover, the filter sleeve inner wall is equipped with the welding of erection ring, the erection ring top is laid with non-woven fabric screen and non-woven fabric screen top outer edge is fixed with compacting ring by positioning screw;The top end side of filter sleeve is connected with sealing clamping cover by damping pivot, the bottom gas inlet of gas-liquid separator is connected with intake pipe and the other end of intake pipe is provided with connecting disc, suction pump is provided on intake pipe;For the process of waste gas treatment device for sewage treatment tank treatment, it is convenient to remove moisture in gas, close sealing clamping cover when not using, dustproof and waterproof effect is played to filter screen.

Description

Technical Field

[0001] This utility model relates to the field of waste gas treatment technology, specifically to a waste gas treatment device for a sewage treatment tank. Background Technology

[0002] Wastewater treatment tanks are specialized equipment used to treat wastewater, playing a vital role in environmental protection, municipal engineering, and industry. During operation, wastewater treatment tanks generate various gases due to microbial metabolism, chemical reactions, and physical processes. If these gases are not properly treated, they may pose safety hazards, corrode equipment, or pollute the environment, necessitating the use of specialized wastewater treatment tank exhaust gas treatment devices.

[0003] Existing waste gas treatment devices for sewage treatment tanks are not convenient for removing moisture from the gas during the treatment process, and cannot provide dust and water protection for the filter screen when not in use. Utility Model Content

[0004] To address the problems in the existing technology, this utility model provides a waste gas treatment device for sewage treatment tanks. During the treatment process, the waste gas treatment device for sewage treatment tanks facilitates the removal of moisture from the gas. When not in use, the sealing cover is closed, which provides dust and water protection for the filter screen.

[0005] The technical solution adopted by this utility model to solve its technical problem is a waste gas treatment device for sewage treatment tank, including an air inlet pipe, a gas-liquid separator and a filter sleeve. The top exhaust port of the gas-liquid separator is connected to the filter sleeve through a conical connecting cover. An overlapping ring is welded to the inner wall of the filter sleeve. A non-woven fabric filter screen is laid on the top of the overlapping ring, and a clamping ring is fixed to the outer edge of the top of the non-woven fabric filter screen by a positioning screw. The top side of the filter sleeve is connected to a sealing cap via a damping shaft. The bottom air inlet of the gas-liquid separator is connected to an air inlet pipe, and the other end of the air inlet pipe is equipped with a connecting plate. A suction pump is installed on the air inlet pipe.

[0006] By adopting the above technical solution, the exhaust gas treatment device used in sewage treatment tanks can easily remove moisture from the gas during the treatment process. When not in use, the sealing cover can be closed to prevent dust and water from entering the filter screen.

[0007] Specifically, T-shaped mounting plates are welded to both ends of one side of the gas-liquid separator, and mounting holes are provided on the mounting surface of the T-shaped mounting plates.

[0008] Specifically, an embedded sealing ring is provided at the bottom air inlet of the connecting plate, and connecting holes are provided at equal intervals around the periphery of the connecting plate.

[0009] By adopting the above technical solution, the connecting plate can be easily fixed to the air outlet at the top of the sewage treatment tank using the connecting holes and matching bolts. The embedded sealing ring is then embedded into the air outlet at the top of the sewage treatment tank, which greatly improves the sealing performance.

[0010] Specifically, a one-way valve is installed on the air inlet pipe and at the lower end of the suction pump.

[0011] Specifically, a drain pipe is provided at the bottom of the other side of the gas-liquid separator.

[0012] Specifically, the nonwoven filter screen has an activated carbon filter layer sandwiched inside.

[0013] By adopting the above technical solution, the non-woven fabric filter screen facilitates the filtration of particulate matter in the gas, and the activated carbon filter layer in the non-woven fabric filter screen facilitates the adsorption of toxic and harmful substances in the gas.

[0014] The beneficial effects of this utility model are: (1) The exhaust gas treatment device for sewage treatment tank described in this utility model uses the mounting holes on the T-shaped mounting plate and the matching bolts to make it easy to fix the gas-liquid separator to one side of the sewage treatment tank, and uses the connecting holes on the connecting plate and the matching bolts to make it easy to fix the connecting plate to the top air outlet of the sewage treatment tank. The embedded sealing ring is embedded in the top air outlet of the sewage treatment tank, which greatly improves the sealing performance.

[0015] (2) The waste gas treatment device for sewage treatment tank described in this utility model is used to draw the gas generated in the sewage treatment tank into the gas-liquid separator by a suction pump to remove the liquid in the gas. The removed liquid is discharged through the drain pipe for easy collection. The gas enters the filter sleeve through the conical connecting cover. The non-woven fabric filter screen is used to filter the particulate matter in the gas. The activated carbon filter layer in the non-woven fabric filter screen is used to adsorb the toxic and harmful substances in the gas. Attached Figure Description

[0016] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0017] Figure 1 This is a schematic diagram of the overall structure of this utility model; Figure 2 This is a bottom view of the present invention; Figure 3 This is a schematic diagram of the activated carbon filter layer structure of this utility model.

[0018] In the diagram: 1. Inlet pipe; 2. Connecting hole; 3. Connecting plate; 4. T-shaped mounting plate; 5. Mounting hole; 6. Gas-liquid separator; 7. Overlapping ring; 8. Positioning screw; 9. Compression ring; 10. Non-woven filter screen; 11. Sealing cap; 12. Filter sleeve; 13. Conical connecting cover; 14. Suction pump; 15. One-way valve; 16. Drain pipe; 17. Embedded sealing ring; 18. Activated carbon filter layer. Detailed Implementation

[0019] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0020] To facilitate the removal of moisture from the gas during the waste gas treatment process in the wastewater treatment tank, the sealing cover 11 is closed when not in use, providing dust and water protection for the filter screen. Figure 1-3 As shown, the exhaust gas treatment device for a sewage treatment tank according to the present invention includes an air inlet pipe 1, a gas-liquid separator 6 and a filter sleeve 12. The exhaust port at the top of the gas-liquid separator 6 is connected to the filter sleeve 12 through a conical connecting cover 13. An overlapping ring 7 is welded to the inner wall of the filter sleeve 12. A non-woven fabric filter screen 10 is laid on the top of the overlapping ring 7, and a clamping ring 9 is fixed to the outer edge of the top of the non-woven fabric filter screen 10 by a positioning screw 8. The top side of the filter sleeve 12 is connected to a sealing cap 11 via a damping shaft. The bottom air inlet of the gas-liquid separator 6 is connected to an air inlet pipe 1, and the other end of the air inlet pipe 1 is provided with a connecting plate 3. A suction pump 14 is provided on the air inlet pipe 1.

[0021] When in use, the exhaust gas treatment device for the sewage treatment tank facilitates the removal of moisture from the gas. When not in use, the sealing cover 11 is closed to prevent dust and water from entering the filter screen.

[0022] For example, such as Figure 1 As shown, the present invention also includes a T-shaped mounting plate 4 welded to both ends of one side of the gas-liquid separator 6, and mounting holes 5 are provided on the mounting surface of the T-shaped mounting plate 4.

[0023] When in use, the gas-liquid separator 6 can be easily fixed to one side of the sewage treatment tank by using the mounting holes 5 on the T-shaped mounting plate 4 and the matching bolts.

[0024] For example, such as Figure 1 , 2 As shown, the present invention also includes an embedded sealing ring 17 at the bottom air inlet of the connecting disk 3, and connecting holes 2 are provided at equal intervals around the periphery of the connecting disk 3.

[0025] When in use, the connecting hole 2 on the connecting plate 3 and the matching bolts can be used to fix the connecting plate 3 to the air outlet on the top of the sewage treatment tank. The embedded sealing ring 17 is embedded in the air outlet on the top of the sewage treatment tank, which greatly improves the sealing performance.

[0026] For example, such as Figure 1 As shown, the present invention also includes a one-way valve 15 provided on the air inlet pipe 1 and located at the lower end of the suction pump 14.

[0027] When in use, the one-way valve 15 facilitates the unidirectional flow of gas and prevents backflow.

[0028] For example, such as Figure 1 , 2 As shown, the present invention also includes a drain pipe 16 provided at the bottom of the other side of the gas-liquid separator 6.

[0029] During use, the removed liquid is discharged through the drain pipe 16 for convenient centralized collection.

[0030] For example, such as Figure 1 , 3 As shown, the present invention also includes an activated carbon filter layer 18 sandwiched inside the non-woven fabric filter screen 10.

[0031] In use, the non-woven fabric filter 10 facilitates the filtration of particulate matter in the gas, and the activated carbon filter layer 18 inside the non-woven fabric filter 10 facilitates the adsorption of toxic and harmful substances in the gas.

[0032] In use, the gas-liquid separator 6 can be easily fixed to one side of the sewage treatment tank by using the mounting holes 5 on the T-shaped mounting plate 4 and the matching bolts. The connecting plate 3 can be easily fixed to the air outlet at the top of the sewage treatment tank by using the connecting holes 2 on the connecting plate 3 and the matching bolts. The embedded sealing ring 17 is embedded in the air outlet at the top of the sewage treatment tank, which greatly improves the sealing performance. The gas generated in the sewage treatment tank is drawn into the gas-liquid separator 6 by the suction pump 14 to remove the liquid in the gas. The removed liquid is discharged through the drain pipe 16 for easy centralized collection. The gas enters the filter sleeve 12 through the conical connecting cover 13. The non-woven fabric filter screen 10 is used to filter particulate matter in the gas, and the activated carbon filter layer 18 in the non-woven fabric filter screen 10 is used to adsorb toxic and harmful substances in the gas.

[0033] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The descriptions of the above embodiments and specifications are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of protection claimed by this utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A waste gas treatment device for a sewage treatment tank, characterized in that, It includes an air inlet pipe (1), a gas-liquid separator (6) and a filter sleeve (12). The top exhaust port of the gas-liquid separator (6) is connected to the filter sleeve (12) through a conical connecting cover (13). The filter sleeve (12) is fitted with a welded overlapping ring (7) on its inner wall. A non-woven fabric filter screen (10) is laid on the top of the overlapping ring (7), and a clamping ring (9) is fixed to the outer edge of the top of the non-woven fabric filter screen (10) by a positioning screw (8). The top side of the filter sleeve (12) is connected to a sealing cap (11) via a damping shaft. The bottom air inlet of the gas-liquid separator (6) is connected to an air inlet pipe (1), and the other end of the air inlet pipe (1) is provided with a connecting plate (3). A suction pump (14) is provided on the air inlet pipe (1).

2. The waste gas treatment device for a sewage treatment tank according to claim 1, characterized in that, The gas-liquid separator (6) has T-shaped mounting plates (4) welded to both ends on one side, and mounting holes (5) are provided on the mounting surface of the T-shaped mounting plates (4).

3. The waste gas treatment device for a sewage treatment tank according to claim 1, characterized in that, An embedded sealing ring (17) is provided at the bottom air inlet of the connecting plate (3), and connecting holes (2) are provided at equal intervals around the connecting plate (3).

4. The waste gas treatment device for a sewage treatment tank according to claim 1, characterized in that, A one-way valve (15) is provided on the air inlet pipe (1) and at the lower end of the suction pump (14).

5. The waste gas treatment device for a sewage treatment tank according to claim 1, characterized in that, A drain pipe (16) is provided at the bottom of the other side of the gas-liquid separator (6).

6. The waste gas treatment device for a sewage treatment tank according to claim 1, characterized in that, The nonwoven filter screen (10) has an activated carbon filter layer (18) sandwiched inside.

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