Device for absorbing and treating rigging galvanizing waste gas

Abstract

The utility model relates to the technical field of waste gas treatment, and discloses a rigging galvanizing waste gas absorption treatment device, which solves the problem that the existing waste gas treatment device is incomplete in treatment, and comprises a waste gas treatment tank, an exhaust pipe is arranged at the bottom end of one side of the waste gas treatment tank in a penetrating manner, and an exhaust fan is arranged on the exhaust pipe. An exhaust pipe is arranged on one side of the top end of the waste gas treatment tank, a driving motor is arranged in the middle of the top end of the waste gas treatment tank, a rotating shaft is rotationally arranged in the middle of the interior of the waste gas treatment tank, and the middle of the rotating shaft is sleeved with honeycomb-shaped filler; a gas inlet communicated with the exhaust pipe is formed in one side of the gas guide sleeve, a gas cavity is formed between the gas guide sleeve and the rotating shaft, the bottom end in the rotating shaft is of a hollow structure, a gas guide hole is formed in the rotating shaft, an aeration disc is arranged at the bottom end of the rotating shaft, and a sprayer is arranged at the top end in the waste gas treatment tank; by means of the waste gas absorption treatment device, the treatment sufficiency can be improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of waste gas treatment, specifically is a rig galvanization waste gas absorption treatment device. BACKGROUND

[0002] In the rig production and processing process, in order to improve its corrosion resistance and aesthetic property, usually need to carry out galvanization, and galvanization process will produce some polluting gas, if gas is directly discharged, will cause air pollution, currently usually through spray tower realizes waste gas purification treatment, but the existing waste gas treatment device has the problem that waste gas and spray liquid contact is not sufficient, influence waste gas treatment's comprehensiveness and efficiency, therefore, the present application proposes a rig galvanization waste gas absorption treatment device. CONTENT OF UTILITY MODEL

[0003] In view of above-mentioned situation, in order to overcome the defects of prior art, the utility model provides a rig galvanization waste gas absorption treatment device, effectively solved the problem of not comprehensive of existing waste gas treatment device.

[0004] To achieve the above object, the utility model provides the following technical scheme: a rig galvanization waste gas absorption treatment device, including waste gas treatment jar, the bottom of one side of waste gas treatment jar is inserted and is provided with the air extraction pipe, is provided with the air extraction fan on the air extraction pipe, the top of one side of waste gas treatment jar is fixedly provided with the exhaust pipe, the top of middle position of waste gas treatment jar is fixedly provided with the driving motor, the middle position of inside waste gas treatment jar is rotatably provided with the fixed connection of the output shaft of driving motor with the shaft, the middle position of shaft is sleeved with the honeycomb filler, the outer surface of shaft is rotatably connected with the fixed connection of the gas guide sleeve with the air extraction pipe, the side of gas guide sleeve is provided with the gas inlet that communicates with the air extraction pipe, and the gas cavity is formed between gas guide sleeve and shaft, the bottom of inside shaft is hollow, and a plurality of gas guide holes that communicate with the gas cavity are formed in the shaft, and the bottom of shaft is fixedly provided with the aeration disc, the top of inside waste gas treatment jar is fixedly provided with the sprayer, and the top of both sides of waste gas treatment jar is provided with the purification liquid supply pipe that communicates with the sprayer.

[0005] Preferably, the middle position of the inner side wall of the waste gas treatment tank is fixedly provided with a limiting support ring located at the bottom of the honeycomb filler, and the honeycomb filler and the limiting support ring are rotatably connected by a plane ceramic bearing.

[0006] Preferably, the gas guide sleeve and the shaft are rotatably connected by two shaft seals.

[0007] Preferably, the bottom of the inside of the waste gas treatment tank is fixedly provided with a buffer mesh plate, and the middle position of the buffer mesh plate and the sprayer is provided with a center through hole matched with the shaft, and the inner diameter of the center through hole is greater than the outer diameter of the shaft.

[0008] Preferably, the bottom end of the one side of the inside of the waste gas treatment tank is fixedly provided with a flow guide cover located at the bottom of the buffer screen plate, the bottom end of the one side of the flow guide cover is provided with a liquid inlet, the inside of the flow guide cover is provided with an inner cavity, and the top end of the side of the flow guide cover away from the liquid inlet is fixedly provided with an overflow pipe, and the overflow pipe penetrates into the waste gas treatment tank and is fixedly connected with the waste gas treatment tank.

[0009] Compared with the prior art, the utility model has the advantages that:

[0010] (1), in the work, through being provided with the air extraction pipe and air extraction fan, can guide the waste gas produced in the galvanization treatment process into the inside of the waste gas treatment tank, through setting up the air guide sleeve, the air inlet, the air cavity, the air guide hole and the aeration disc, can carry out the aeration treatment to the waste gas, realize aeration purification, through setting up the sprayer and the purification liquid supply pipe, can supply the purification liquid, through the purification liquid realizes the waste gas purification treatment, through setting up the driving motor, the shaft, the honeycomb filler, can utilize the honeycomb filler to improve the contact area of waste gas and purification liquid, can further improve the uniformity and comprehensiveness of waste gas treatment through the shaft driving the honeycomb filler and aeration disc rotation;

[0011] (2), through setting up the limit support ring and the plane ceramic bearing, can realize the limit support to the honeycomb filler, and improve the activity of the honeycomb filler, through setting up the buffer screen plate, can further disperse the waste gas, can block and buffer the purification liquid in the falling process, slow down the falling speed, through setting up the flow guide cover, the liquid inlet, the inner cavity and the overflow pipe, can overflow the used purification liquid. BRIEF DESCRIPTION OF DRAWINGS

[0012] The accompanying drawings are included to provide a further understanding of the present application, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present application and serve to explain the present application, and do not constitute a limitation of the present application.

[0013] In the drawings:

[0014] Fig. 1 It is the structure schematic drawing of the present utility model rig galvanization waste gas absorption treatment device;

[0015] Fig. 2 It is the local structure schematic drawing of the present utility model rig galvanization waste gas absorption treatment device;

[0016] Fig. 3 It is the connection structure schematic drawing of the present utility model air guide sleeve and shaft and air extraction pipe;

[0017] Fig. 4 It is the connection structure schematic drawing of the present utility model buffer screen plate and flow guide cover;

[0018] In the diagram: 1. Waste gas treatment tank; 2. Extraction pipe; 3. Extraction fan; 4. Exhaust pipe; 5. Drive motor; 6. Rotating shaft; 7. Honeycomb packing; 8. Air guide sleeve; 9. Air inlet; 10. Air chamber; 11. Air guide hole; 12. Aeration disc; 13. Sprayer; 14. Purified liquid supply pipe; 15. Limiting support ring; 16. Flat ceramic bearing; 17. Shaft seal; 18. Buffer mesh plate; 19. Central through hole; 20. Flow guide hood; 21. Liquid inlet; 22. Inner cavity; 23. Overflow pipe. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0020] Depend on Figs. 1 to 4 This utility model discloses a device for absorbing and treating exhaust gas from galvanizing rigging, comprising an exhaust gas treatment tank 1, an extraction pipe 2 inserted through the bottom of one side of the exhaust gas treatment tank 1, an extraction fan 3 mounted on the extraction pipe 2, an exhaust pipe 4 fixedly mounted on one side of the top of the exhaust gas treatment tank 1, a drive motor 5 fixedly mounted at the middle position of the top of the exhaust gas treatment tank 1, and a rotating shaft 6 rotatably mounted at the middle position inside the exhaust gas treatment tank 1 and fixedly connected to the output shaft of the drive motor 5, with honeycomb packing 7 sleeved at the middle position of the rotating shaft 6. A rotatable air guide sleeve 8 is fixedly connected to the air extraction pipe 2. An air inlet 9 communicating with the air extraction pipe 2 is opened on one side of the air guide sleeve 8. An air cavity 10 is formed between the air guide sleeve 8 and the rotating shaft 6. The bottom of the rotating shaft 6 is a hollow structure. Several air guide holes 11 communicating with the air cavity 10 are opened on the rotating shaft 6. An aeration disc 12 is fixedly installed at the bottom of the rotating shaft 6. A sprayer 13 is fixedly installed at the top of the interior of the waste gas treatment tank 1. A purification liquid supply pipe 14 communicating with the sprayer 13 is installed at the top of both sides of the waste gas treatment tank 1.

[0021] In use, the purification liquid supply pipe 14 is connected with a purification liquid supply tank or a liquid supply pump, the purification liquid enters the inside of the sprayer 13 through the purification liquid supply pipe 14, and then the purification liquid is uniformly sprayed through the sprayer 13; the exhaust pipe 2 is connected with a sealed electroplating tank, the exhaust gas generated in the electroplating process is absorbed through the exhaust fan 3, the exhaust gas enters the inside of the air cavity 10, and then enters the inside of the aeration disc 12 through the rotating shaft 6, and the exhaust gas is treated through the aeration disc 12; at this time, part of the purification liquid is stored in the exhaust gas treatment tank 1, so that the exhaust gas and the purification liquid are pre-reacted, the exhaust gas after aeration rises and enters the inside of the honeycomb filler 7, at this time, the exhaust gas can fully and uniformly react with the sprayed purification liquid, so that the exhaust gas purification effect is improved; the driving motor 5 drives the rotating shaft 6 to rotate, the rotating shaft 6 drives the honeycomb filler 7 and the aeration disc 12 to rotate synchronously, so that the reaction comprehensiveness and the treatment efficiency of the exhaust gas and the purification liquid are further improved;

[0022] A limiting support ring 15 located at the bottom of the honeycomb filler 7 is fixedly arranged at the middle position of the inner side wall of the exhaust gas treatment tank 1, so that the honeycomb filler 7 is assisted and supported, and the honeycomb filler 7 and the limiting support ring 15 are rotatably connected through the plane ceramic bearing 16, so that the activity of the honeycomb filler 7 is improved;

[0023] The gas guide sleeve 8 and the rotating shaft 6 are rotatably connected through two shaft seals 17, so that the sealing property and the activity of the connection between the gas guide sleeve 8 and the rotating shaft 6 are improved;

[0024] The bottom end of the inside of the exhaust gas treatment tank 1 is fixedly provided with a buffer mesh plate 18, the middle position of the buffer mesh plate 18 and the sprayer 13 is provided with a center through hole 19 matched with the rotating shaft 6, and the inner diameter of the center through hole 19 is greater than the outer diameter of the rotating shaft 6;

[0025] The falling purification liquid contacts the buffer mesh plate 18, so that the falling speed is slowed down, the purification liquid is prevented from directly entering the bottommost part, and the purification liquid without sufficient reaction is prevented from being discharged;

[0026] The bottom end of one side of the inside of the exhaust gas treatment tank 1 is fixedly provided with a flow guide cover 20 located at the bottom of the buffer mesh plate 18, the bottom end of one side of the flow guide cover 20 is provided with a liquid inlet 21, the inside of the flow guide cover 20 is provided with an inner cavity 22, the top end of the side of the flow guide cover 20 away from the liquid inlet 21 is fixedly provided with an overflow pipe 23, and the overflow pipe 23 penetrates through the exhaust gas treatment tank 1 and is fixedly connected with the exhaust gas treatment tank 1;

[0027] The bottommost purification liquid in the exhaust gas treatment tank 1 enters the inner cavity 22 through the liquid inlet 21, and then is overflowed through the overflow pipe 23, so that the reacted purification liquid can be continuously discharged.

[0028] In work, by setting up the exhaust pipe and exhaust fan, can the waste gas generated in the process of galvanizing treatment is introduced into the inside of the waste gas treatment tank, by setting up the gas guide sleeve, the gas inlet, the air chamber, the gas guide hole and the aeration disc, can the waste gas is aerated, realizes the aeration purification, by setting up the sprayer and the purification liquid supply pipe, can supply the purification liquid, through the purification liquid realizes the waste gas purification treatment, by setting up the driving motor, the shaft, the honeycomb filler, can utilize the honeycomb filler to improve the contact area of waste gas and purification liquid, can further improve the uniformity and comprehensiveness of waste gas treatment by the shaft driving the honeycomb filler and aeration disc rotation; By setting up the limit support ring and the plane ceramic bearing, can realize the limit support to the honeycomb filler, and improve the activity of the honeycomb filler, by setting up the buffer screen, can further disperse the waste gas, can block and buffer the purification liquid in the falling process, slow down the falling speed, by setting up the fairing, the liquid inlet, the inner chamber and the overflow pipe, can overflow the used purification liquid.

Claims

1. A rigging galvanizing exhaust absorption treatment device comprising an exhaust treatment tank (1), characterized in that: The bottom end of one side of the exhaust treatment tank (1) is provided with an exhaust pipe (2), and an exhaust fan (3) is arranged on the exhaust pipe (2). An exhaust pipe (4) is fixedly arranged at the top end of one side of the exhaust treatment tank (1). A driving motor (5) is fixedly arranged at the middle position of the top end of the exhaust treatment tank (1). A rotating shaft (6) fixedly connected with the output shaft of the driving motor (5) is rotatably arranged at the middle position of the inside of the exhaust treatment tank (1). A honeycomb filler (7) is sleeved on the middle position of the rotating shaft (6). A gas guide sleeve (8) fixedly connected with the exhaust pipe (2) is rotatably connected with the outer surface of the rotating shaft (6). An air inlet (9) in communication with the exhaust pipe (2) is formed on one side of the gas guide sleeve (8). An air cavity (10) is formed between the gas guide sleeve (8) and the rotating shaft (6). The bottom end of the rotating shaft (6) is hollow. A plurality of air guide holes (11) in communication with the air cavity (10) are formed on the rotating shaft (6). An aeration disc (12) is fixedly arranged at the bottom end of the rotating shaft (6). A sprayer (13) is fixedly arranged at the top end of the inside of the exhaust treatment tank (1). Purification liquid supply pipes (14) in communication with the sprayer (13) are arranged at the top end of both sides of the exhaust treatment tank (1).

2. A rigging galvanizing exhaust absorption treatment device according to claim 1, characterized in that: The middle position of the inner side wall of the exhaust treatment tank (1) is fixedly provided with a limiting support ring (15) located at the bottom of the honeycomb filler (7). The honeycomb filler (7) and the limiting support ring (15) are rotatably connected through a planar ceramic bearing (16).

3. A rigging galvanizing off-gas absorption treatment device according to claim 1, characterized in that: The gas guide sleeve (8) and the rotating shaft (6) are rotatably connected through two shaft seals (17).

4. A rigging galvanizing exhaust absorption treatment device according to claim 1, characterized in that: The bottom end of the inside of the exhaust treatment tank (1) is fixedly provided with a buffer mesh plate (18). The middle positions of the buffer mesh plate (18) and the sprayer (13) are provided with a center through hole (19) matched with the rotating shaft (6). The inner diameter of the center through hole (19) is greater than the outer diameter of the rotating shaft (6).

5. A rigging galvanizing off-gas absorption treatment device according to claim 1, characterized in that: The bottom end of one side of the inside of the exhaust treatment tank (1) is fixedly provided with a flow guide cover (20) located at the bottom of the buffer mesh plate (18). The bottom end of one side of the flow guide cover (20) is provided with a liquid inlet (21). The inside of the flow guide cover (20) is provided with an inner cavity (22). The top end of the side of the flow guide cover (20) away from the liquid inlet (21) is fixedly provided with an overflow pipe (23). The overflow pipe (23) penetrates the exhaust treatment tank (1) and is fixedly connected with the exhaust treatment tank (1).

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