Tail gas deacidification purification device

Abstract

The utility model relates to the technical field of waste gas treatment, and discloses a tail gas deacidification purification device which comprises a barrel body, and a gas inlet mechanism is arranged at the top of the barrel body; the air inlet mechanism comprises a draught fan, an air inlet pipe, a connecting pipe, a transverse pipe, an annular pipe and an exhaust pipe, one end of the air inlet pipe is fixedly connected to the input end of the draught fan, one end of the connecting pipe is fixedly connected to the output end of the draught fan, and the outer side of the connecting pipe is fixedly connected to the middle of the top face of the barrel body; a plurality of transverse pipes are fixedly connected to the bottom of the outer side of the connecting pipe, the outer sides of the transverse pipes are fixedly connected to the inner wall of an annular pipe, and exhaust pipes are fixedly connected to the top faces of the transverse pipes and the top face of the annular pipe. According to the tail gas deacidification device disclosed by the utility model, tail gas can be conveyed into the transverse pipe along the connecting pipe by driving the fan, and is finally exhausted from the transverse pipe and the exhaust pipe at the top of the annular pipe, so that the tail gas can be uniformly distributed in the purification liquid in the barrel body, and the tail gas deacidification efficiency and quality can be further improved.

Description

Technical Field

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

[0002] Tail gas deacidification and purification devices are equipment used to treat acidic substances in exhaust gas. These devices are usually used to treat tail gas produced by the combustion of coal, oil or other fossil fuels, because these tail gases contain acidic gases such as sulfur dioxide (SO2), which are likely to have adverse effects on the environment and health.

[0003] However, when the existing tail gas deacidification and purification device is in use, after the tail gas is passed into the deacidification liquid, the tail gas and the deacidification liquid are easily mixed unevenly, which leads to incomplete deacidification of the tail gas. After purification, acidic gas still exists in the tail gas, which affects the surrounding air environment. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a tail gas deacidification purification device, which aims to improve the problem that the tail gas deacidification of the existing tail gas deacidification purification device is not thorough during use, and acidic gas still exists in the tail gas after purification, which affects the surrounding air environment.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: the tail gas deacidification purification device comprises a barrel body, a filter box is fixedly connected to the top of one side of the barrel body, and an air intake mechanism is arranged on the top of the barrel body;

[0006] The air intake mechanism includes a fan, an air intake pipe, a connecting pipe, a transverse pipe, an annular pipe and an exhaust pipe. The fan is fixedly connected to one side of the top surface of the barrel body, one end of the air intake pipe is fixedly connected to the input end of the fan, the other end of the air intake pipe is fixedly connected to the top of one side of the filter box, one end of the connecting pipe is fixedly connected to the output end of the fan, the outer side of the connecting pipe is fixedly connected to the middle of the top surface of the barrel body, a plurality of transverse pipes are fixedly connected to the bottom of the outer side of the connecting pipe, the outer sides of the plurality of transverse pipes are fixedly connected to the inner wall of the annular pipe, the top surfaces of the plurality of transverse pipes and the annular pipes are fixedly connected to the exhaust pipe, the bottom of the barrel body is fixedly connected to the discharge pipe, and the other side of the top surface of the barrel body is fixedly connected to the outlet pipe.

[0007] As a further description of the above technical solution:

[0008] A diversion pipe is fixedly connected to the middle part of one side of the discharge pipe, and a valve is arranged in the middle part of the diversion pipe.

[0009] As a further description of the above technical solution:

[0010] The bottom of the outer side of the discharge pipe is threadedly connected with a collecting pipe.

[0011] As a further description of the above technical solution:

[0012] A bevel ring is fixedly connected to the bottom surface of the inner wall of the barrel body, and a supporting leg is fixedly connected to the outer side of the middle portion of the bottom surface of the barrel body.

[0013] As a further description of the above technical solution:

[0014] A connecting pipe is fixedly connected to the top of the other side of the filter box.

[0015] As a further description of the above technical solution:

[0016] The connecting pipe, the transverse pipe and the annular pipe are all configured as hard pipes.

[0017] As a further description of the above technical solution:

[0018] The filter box is slidably connected to an installation frame inside, a installation plate is fixedly connected to the top of the installation frame, a handle is fixedly connected to the top of the installation plate, bolts are provided on both sides of the installation plate, the bottoms of the bolts on both sides are respectively threadedly connected to both sides of the middle part of the top surface of the filter box, and a filter is fixedly connected to the middle part of the installation frame.

[0019] As a further description of the above technical solution:

[0020] A through hole is provided on the right side of the top surface of the filter box, the other end of the air inlet pipe is located inside the through hole, a slot is provided in the middle of the top surface of the filter box, and the installation frame is located inside the slot.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the exhaust gas can be transported along the connecting pipe to the inside of the horizontal pipe by driving the fan, and finally discharged from the exhaust pipe at the top of the horizontal pipe and the annular pipe. At this time, the exhaust gas can be evenly distributed in the purified liquid inside the barrel, thereby improving the efficiency and quality of exhaust gas deacidification.

[0023] 2. In the utility model, the exhaust gas can be initially filtered through the filter screen inside the filter box, which can prevent large particles of debris contained in the exhaust gas from entering the fan and causing excessive wear on the fan, thereby helping to ensure the service life of the fan and further improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the three-dimensional structure of the tail gas deacidification purification device proposed by the utility model;

[0025] Figure 2 This is a front cross-sectional view of the barrel of the tail gas deacidification purification device proposed by the utility model;

[0026] Figure 3 This is a schematic diagram of the structure of the fan part of the tail gas deacidification purification device proposed by the utility model;

[0027] Figure 4 This is a structural breakdown diagram of the filter screen portion of the tail gas deacidification purification device proposed in the utility model.

[0028] Legend:

[0029] 1. Barrel body; 2. Fan; 3. Inlet pipe; 4. Filter box; 5. Connecting pipe; 6. Horizontal pipe; 7. Ring pipe; 8. Exhaust pipe; 9. Exhaust pipe; 10. Discharge pipe; 11. Diverter pipe; 12. Valve; 13. Collecting pipe; 14. Bevel ring; 15. Support leg; 16. Connecting pipe; 17. Mounting plate; 18. Mounting frame; 19. Filter; 20. Bolt; 21. Slot; 22. Through hole. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the specification of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Reference Figure 1 and Figure 3The utility model provides an embodiment of a tail gas deacidification purification device, comprising a barrel body 1, a filter box 4 is fixedly connected to the top of one side of the barrel body 1, and an air intake mechanism is arranged on the top of the barrel body 1; the air intake mechanism comprises a fan 2, an air intake pipe 3, a connecting pipe 5, a cross pipe 6, an annular pipe 7 and an exhaust pipe 8. The fan 2 is fixedly connected to one side of the top surface of the barrel body 1, one end of the air intake pipe 3 is fixedly connected to the input end of the fan 2, the other end of the air intake pipe 3 is fixedly connected to the top of one side of the filter box 4, one end of the connecting pipe 5 is fixedly connected to the output end of the fan 2, the outer side of the connecting pipe 5 is fixedly connected to the middle part of the top surface of the barrel body 1, the bottom of the outer side of the connecting pipe 5 is fixedly connected with a plurality of cross pipes 6, the outer sides of the plurality of cross pipes 6 are fixedly connected to the inner wall of the annular pipe 7, the top surfaces of the plurality of cross pipes 6 and the annular pipe 7 are fixedly connected with the exhaust pipe 8, the bottom of the barrel body 1 is fixedly connected with a discharge pipe 10, and the other side of the top surface of the barrel body 1 is fixedly connected with an outlet pipe 9. The connecting pipe 5, the transverse pipe 6 and the annular pipe 7 are all configured as hard pipes. By driving the fan 2, the fan 2 can be used to extract the gas inside the filter box 4. At this time, the exhaust gas can enter the interior of the filter box 4 along the connecting pipe 16, and the granular impurities contained in the exhaust gas can be filtered through the filter screen 19 to prevent it from entering the interior of the fan 2. At this time, through the transportation of the fan 2, the exhaust gas can enter the interior of the transverse pipe 6 along the connecting pipe 5, and finally be discharged from the exhaust pipe 8 at the top of the annular pipe 7 and the transverse pipe 6. When the exhaust gas is discharged, it will contact the essence liquid inside the barrel body 1. At this time, the purification liquid can be used to deacidify the exhaust gas, and by providing multiple exhaust pipes 8, the exhaust gas can be discharged in small quantities and at multiple points, and then the exhaust gas can be fully contacted with the purification liquid, thereby improving the quality of the exhaust gas deacidification treatment.

[0032] Reference Figure 2 A shunt pipe 11 is fixedly connected to the middle of one side of the discharge pipe 10, and a valve 12 is provided in the middle of the shunt pipe 11. A collecting pipe 13 is threadedly connected to the bottom of the outer side of the discharge pipe 10. A bevel ring 14 is fixedly connected to the bottom surface of the inner wall of the barrel body 1, and a support leg 15 is fixedly connected to the outer side of the middle part of the bottom surface of the barrel body 1. A connecting pipe 16 is fixedly connected to the top of the other side of the filter box 4. By opening the valve 12, the ineffective purified liquid can be discharged from the shunt pipe 11, and new purified liquid can be added through the outlet pipe 9. After the purified liquid is discharged, it can be removed from the bottom of the discharge pipe 10 by rotating the collecting pipe 13, and then the collected sediment can be taken out.

[0033] Reference Figure 4The filter box 4 is slidably connected with a mounting frame 18 inside, a mounting plate 17 is fixedly connected to the top of the mounting frame 18, a handle is fixedly connected to the top of the mounting plate 17, bolts 20 are arranged on both sides of the mounting plate 17, the bottoms of the bolts 20 on both sides are respectively threadedly connected to the middle two sides of the top surface of the filter box 4, and a filter screen 19 is fixedly connected to the middle of the mounting frame 18. A through hole 22 is opened on the right side of the top surface of the filter box 4, the other end of the air intake pipe 3 is inside the through hole 22, a slot 21 is opened in the middle of the top surface of the filter box 4, and the mounting frame 18 is inside the slot 21. By connecting the connecting pipe 16 with the exhaust gas emission pipe, the filter 19 can be used to filter the particulate debris contained in the exhaust gas to prevent it from entering the interior of the fan 2, and by removing the bolts 20, the mounting plate 17 and the mounting frame 18 can be pulled out from the slot 21 inside the filter box 4 through the handle, and then the filter 19 can be removed for cleaning. During installation, it is only necessary to reinsert the mounting frame 18 into the slot 21, and finally tighten the bolts 20 to complete the loading and unloading of the filter 19, making the loading and unloading of the filter 19 convenient, which is beneficial to later maintenance.

[0034] Working principle: When in use, first pour the purified liquid into the interior of the barrel 1 along the outlet pipe 9, and the liquid level of the purified liquid is above the top of the exhaust pipe 8, then connect the connecting pipe 16 with the exhaust gas discharge pipe, and then drive the fan 2 to extract the gas inside the filter box 4, and then the exhaust gas can enter the interior of the filter box 4 along the connecting pipe 16, and pass through the filter 19 to filter the granular impurities contained in the exhaust gas to prevent it from entering the interior of the fan 2, and then the exhaust gas can be transported by the fan 2 to enter the interior of the cross pipe 6 along the connecting pipe 5, and finally discharged from the annular pipe 7 and the exhaust pipe 8 at the top of the cross pipe 6. When the exhaust gas is discharged, it will contact with the essence liquid inside the barrel 1, and then the purified liquid can be used to filter the exhaust gas. The exhaust gas is deacidified, and by providing a plurality of exhaust pipes 8, the exhaust gas can be discharged in small quantities and at multiple points, so that the exhaust gas can be fully contacted with the purification liquid, thereby improving the quality of the exhaust gas deacidification treatment. After the exhaust gas is deacidified, it will be discharged from the purification liquid and finally discharged from the outlet pipe 9. In the process of deacidification, the precipitate generated will slide along the bevel ring 14 and finally enter the interior of the collecting pipe 13 through the discharge pipe 10. By opening the valve 12, the invalid purification liquid can be discharged from the diversion pipe 11, and new purification liquid can be added through the outlet pipe 9. After the purification liquid is discharged, it can be removed from the bottom of the discharge pipe 10 by rotating the collecting pipe 13, and then the collected precipitate can be taken out.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A tail gas deacidification purification device, comprising a barrel (1), characterized in that: A filter box (4) is fixedly connected to the top of one side of the barrel body (1), and an air intake mechanism is provided on the top of the barrel body (1); The air intake mechanism comprises a fan (2), an air intake pipe (3), a connecting pipe (5), a transverse pipe (6), an annular pipe (7) and an exhaust pipe (8); the fan (2) is fixedly connected to one side of the top surface of the barrel body (1); one end of the air intake pipe (3) is fixedly connected to the input end of the fan (2); the other end of the air intake pipe (3) is fixedly connected to the top of one side of the filter box (4); one end of the connecting pipe (5) is fixedly connected to the output end of the fan (2); the outer side of the connecting pipe (5) is fixedly connected to the middle of the top surface of the barrel body (1); the bottom of the outer side of the connecting pipe (5) is fixedly connected to a plurality of transverse pipes (6); the outer sides of the plurality of transverse pipes (6) are fixedly connected to the inner wall of the annular pipe (7); the top surfaces of the plurality of transverse pipes (6) and the annular pipe (7) are fixedly connected to the exhaust pipe (8); the bottom of the barrel body (1) is fixedly connected to a discharge pipe (10); and the other side of the top surface of the barrel body (1) is fixedly connected to an exhaust pipe (9).

2. The tail gas deacidification purification device according to claim 1, characterized in that: A diversion pipe (11) is fixedly connected to the middle of one side of the discharge pipe (10), and a valve (12) is provided in the middle of the diversion pipe (11).

3. The tail gas deacidification purification device according to claim 2, characterized in that: The bottom of the outer side of the discharge pipe (10) is threadedly connected with a collecting pipe (13).

4. The tail gas deacidification purification device according to claim 1, characterized in that: A bevel ring (14) is fixedly connected to the bottom surface of the inner wall of the barrel body (1), and a support leg (15) is fixedly connected to the outer side of the middle portion of the bottom surface of the barrel body (1).

5. The tail gas deacidification purification device according to claim 1, characterized in that: A connecting pipe (16) is fixedly connected to the top of the other side of the filter box (4).

6. The tail gas deacidification purification device according to claim 5, characterized in that: The connecting pipe (5), the transverse pipe (6) and the annular pipe (7) are all configured as hard pipes.

7. The tail gas deacidification purification device according to claim 1, characterized in that: The filter box (4) is slidably connected to a mounting frame (18) inside, the mounting frame (18) is fixedly connected to a mounting plate (17) on the top, the mounting plate (17) is fixedly connected to a handle on the top, bolts (20) are provided on both sides of the mounting plate (17), the bottoms of the bolts (20) on both sides are respectively threadedly connected to both sides of the middle of the top surface of the filter box (4), and a filter screen (19) is fixedly connected to the middle of the mounting frame (18).

8. The tail gas deacidification purification device according to claim 7, characterized in that: A through hole (22) is provided on the right side of the top surface of the filter box (4), the other end of the air intake pipe (3) is located inside the through hole (22), a slot (21) is provided in the middle of the top surface of the filter box (4), and the mounting frame (18) is located inside the slot (21).

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