Uniform spraying device for waste gas treatment spray tower

Abstract

The utility model relates to the technical field of spray towers, and discloses a uniform spraying device for a waste gas treatment spray tower. According to the spraying tower, the clamping assembly moves up and down through the driving assembly, the lower-layer spraying pipe swings up and down around the joint of the lower-layer spraying pipe and the outer surface of the spraying tower body under the limitation of the spraying tower body, the spraying angle of the lower-layer spraying pipe is changed, the spraying effect is more uniform, and the problem that when an existing spraying tower treats waste gas, the spraying angle of the lower-layer spraying pipe is too large is solved. The problems that the direction of a spraying liquid pipe orifice is fixed, the contact angle of spraying liquid and waste gas is single in the waste gas rising process, spraying dead angles possibly exist on the edge of a spraying tower, and waste gas flowing to the edge of the spraying tower is not completely treated are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of spray towers, in particular to a uniform spraying device for an exhaust gas treatment spray tower. Background Technique

[0002] A spray tower is an environmental protection device for treating exhaust gas. When the exhaust gas passes through the spray tower body, liquid media such as alkali solution and sulfuric acid solution will be sprayed at appropriate positions inside the tower body to absorb acidic or alkaline substances contained in the exhaust gas. For exhaust gas without acid or alkali but containing oil and dust, it can be treated by spraying circulating aqueous solution, and finally the harmless qualified gas is discharged up to standard into the atmosphere.

[0003] However, when the existing spray tower treats exhaust gas, the direction of the spray liquid nozzle is fixed. During the rising process of the exhaust gas, the contact angle between the spray liquid and the exhaust gas is single, and there may be spray dead angles at the edge of the spray tower, and the treatment of the exhaust gas flowing to the edge of the spray tower is not complete enough.

[0004] Therefore, in order to solve such problems, we propose a uniform spraying device for an exhaust gas treatment spray tower. Content of the Utility Model

[0005] The purpose of the utility model is to provide a uniform spraying device for an exhaust gas treatment spray tower, aiming to solve the problems in the above background technique that when the existing spray tower treats exhaust gas, the direction of the spray liquid nozzle is fixed, the contact angle between the spray liquid and the exhaust gas is single during the rising process of the exhaust gas, there may be spray dead angles at the edge of the spray tower, and the treatment of the exhaust gas flowing to the edge of the spray tower is not complete enough.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: A uniform spraying device for an exhaust gas treatment spray tower, including a spray tower main body. An upper spray pipe is arranged on one side of the spray tower main body. The upper spray pipe passes through the outer surface of the spray tower main body. One end of the upper spray pipe is connected to the inside of a spray liquid tank. A lower spray pipe is arranged below the upper spray pipe. The lower spray pipe passes through the outer surface of the spray tower main body. One end of the lower spray pipe is connected to the inside of the spray liquid tank. A shaking device is installed on the side of the lower spray pipe away from the spray tower main body. One end of the shaking device is fixedly connected to the spray liquid tank. The shaking device includes a fixing component. One side of the fixing component is fixedly connected to the spray liquid tank. A driving component is installed on the side of the fixing component close to the spray liquid tank. The end of the driving component away from the fixing component is welded with a clamping component. The clamping component is fixedly connected to the outer surface of the lower spray pipe, and the clamping component matches the lower spray pipe.

[0007] Preferably, the spray tower main body includes a tank body. An air inlet is opened on the outer surface of the tank body. An air outlet is opened above the tank body. Multiple layers of fillers are arranged inside the tank body.

[0008] Preferably, the upper spray pipe includes an L-shaped pipe. One end of the L-shaped pipe is connected to the spray liquid tank, and the other end of the L-shaped pipe away from the spray liquid tank extends into the tank body. A first rubber sealing ring is provided at the connection between the L-shaped pipe and the tank body. A plurality of rows of upper water outlet pipes are welded to the end of the L-shaped pipe located inside the tank body. A plurality of groups of first nozzles are provided on the side of the upper water outlet pipe close to the air inlet, and a plurality of groups of second nozzles are provided on the side of the upper water outlet pipes at both ends close to the tank body.

[0009] Preferably, the lower spray pipe includes a first straight pipe. One end of the first straight pipe is connected to the spray liquid tank, and the other end of the first straight pipe away from the spray liquid tank is fixedly connected to an elastic pipe. The other end of the elastic pipe away from the first straight pipe is fixedly connected to a second straight pipe. The second straight pipe extends into the tank body. A second rubber sealing ring is provided at the connection between the second straight pipe and the tank body. A plurality of rows of lower water outlet pipes are welded to the end of the second straight pipe located inside the tank body. A plurality of groups of third nozzles are provided on the side of the lower water outlet pipe close to the air inlet.

[0010] Preferably, the elastic pipe includes an annular ring. The annular ring is fixedly connected to the end of the first straight pipe away from the spray liquid tank. A first bent pipe is sleeved inside the annular ring, and the first bent pipe is matched with the annular ring. The other end of the first bent pipe away from the annular ring is movably connected to a second bent pipe, and the second bent pipe is matched with the first bent pipe. The other end of the second bent pipe away from the first bent pipe is fixedly connected to the second straight pipe. A spring is installed at the end of the second bent pipe close to the annular ring, and the other end of the spring away from the second bent pipe is fixedly connected to the annular ring.

[0011] Preferably, the fixing component includes a support leg. One end of the support leg is fixedly connected to one side of the spray liquid tank, and a fixing plate is welded to the other end of the support leg away from the spray liquid tank. A motor is installed on the side of the fixing plate away from the spray liquid tank. The driving end of the motor is fixedly connected to a rotating shaft. The rotating shaft passes through the fixing plate, and a cam is welded to the other end of the rotating shaft away from the motor. A ball is movably connected to the side of the cam close to the motor. A connecting rod is provided on the outer side of the ball, and the ball is matched with the connecting rod. A connecting block is welded to the other end of the connecting rod away from the ball. A clamping block is installed on the side of the connecting block away from the connecting rod. A clamping ring is provided inside the clamping block, and the clamping ring is matched with the first straight pipe.

[0012] The utility model has the following beneficial effects:

[0013] In the utility model, the shaking device includes a fixing component. One side of the fixing component is fixedly connected to the spray liquid tank. A driving component is installed on the side of the fixing component close to the spray liquid tank. The other end of the driving component away from the fixing component is welded to a clamping component. The clamping component is fixedly connected to the outer surface of the lower spray pipe, and the clamping component is matched with the lower spray pipe. By means of the driving component, the clamping component moves up and down. Under the limitation of the spray tower main body, the lower spray pipe shakes up and down around the connection between the lower spray pipe and the outer surface of the spray tower main body, so that the spraying angle of the lower spray pipe changes, and the spraying effect is more uniform. Description of the Drawings

[0014] Figure 1 3D schematic diagram of a uniform spraying device for an exhaust gas treatment spray tower proposed by the present utility model Figure 1 ;

[0015] Figure 2 2D schematic diagram of a uniform spraying device for an exhaust gas treatment spray tower proposed by the present utility model Figure 2 ;

[0016] Figure 3 3D schematic diagram of the elastic tube in a uniform spraying device for an exhaust gas treatment spray tower proposed by the present utility model;

[0017] Figure 4 3D schematic diagram of the shaking device in a uniform spraying device for an exhaust gas treatment spray tower proposed by the present utility model.

[0018] Legend description:

[0019] 1. Spray tower main body; 11. Tank body; 12. Air inlet; 13. Air outlet; 14. Filler; 2. Upper spray pipe; 21. L-shaped pipe; 22. Rubber sealing ring I; 23. Upper water outlet pipe; 24. Nozzle I; 25. Nozzle II; 3. Lower spray pipe; 31. Straight pipe I; 32. Elastic tube; 321. Ring; 322. Elbow pipe I; 323. Elbow pipe II; 324. Spring; 33. Straight pipe II; 34. Rubber sealing ring II; 35. Lower water outlet pipe; 36. Nozzle III; 4. Shaking device; 41. Fixed component; 411. Support leg; 412. Fixed plate; 42. Driving component; 421. Motor; 422. Rotating shaft; 423. Cam; 424. Ball; 425. Connecting rod; 426. Connecting block; 43. Clamping component; 431. Clamping block; 432. Clamping ring; 5. Spray liquid tank. Detailed implementation method

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. The terms "first", "second", "third" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance. In addition, unless otherwise clearly specified and defined, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0022] Please refer to Figure 1 - Figure 2 , an embodiment provided by the present utility model: a uniform spraying device for an exhaust gas treatment spray tower, including a spray tower main body 1. An upper spray pipe 2 is arranged on one side of the spray tower main body 1. The upper spray pipe 2 passes through the outer surface of the spray tower main body 1. One end of the upper spray pipe 2 is connected to the inside of a spray liquid tank 5. A lower spray pipe 3 is arranged below the upper spray pipe 2. The lower spray pipe 3 passes through the outer surface of the spray tower main body 1. One end of the lower spray pipe 3 is connected to the inside of the spray liquid tank 5. A shaking device 4 is installed on the side of the lower spray pipe 3 away from the spray tower main body 1. One end of the shaking device 4 is fixedly connected to the spray liquid tank 5. The shaking device 4 includes a fixing component 41. One side of the fixing component 41 is fixedly connected to the spray liquid tank 5. A driving component 42 is installed on the side of the fixing component 41 close to the spray liquid tank 5. A clamping component 43 is welded to the end of the driving component 42 away from the fixing component 41. The clamping component 43 is fixedly connected to the outer surface of the lower spray pipe 3. The clamping component 43 matches the lower spray pipe 3. By means of the driving component 42, the clamping component 43 moves up and down. Under the restriction of the spray tower main body 1, the lower spray pipe 3 shakes up and down around the connection between the lower spray pipe 3 and the outer surface of the spray tower main body 1, so that the spraying angle of the lower spray pipe 3 is changed, and the spraying effect is more uniform.

[0023] Please refer to Figure 2 , the spray tower main body 1 includes a tank body 11. An air inlet 12 is opened on the outer surface of the tank body 11. An air outlet 13 is opened above the tank body 11. A plurality of layers of fillers 14 are arranged inside the tank body 11. By arranging the fillers 14, the contact area between the spray liquid and the exhaust gas is larger, and the reaction is more sufficient.

[0024] Please refer to Figure 2, the upper spray pipe 2 includes an L-shaped pipe 21. One end of the L-shaped pipe 21 is connected to the spray liquid tank 5, and the end of the L-shaped pipe 21 far from the spray liquid tank 5 extends into the interior of the tank body 11. A first rubber sealing ring 22 is provided at the connection between the L-shaped pipe 21 and the tank body 11. A plurality of rows of upper water outlet pipes 23 are welded to the end of the L-shaped pipe 21 located inside the tank body 11. A plurality of groups of first nozzles 24 are provided on the side of the upper water outlet pipe 23 close to the air inlet 12, and a plurality of groups of second nozzles 25 are provided on the side of the upper water outlet pipes 23 at both ends close to the tank body 11. The spray liquid is sprayed downward through the first nozzles 24, and the spray liquid is sprayed sideways through the second nozzles 25, so that the residual liquid on the inner wall of the tank body 11 can flow downward, facilitating collection.

[0025] Please refer to Figure 2 , the lower spray pipe 3 includes a first straight pipe 31. One end of the first straight pipe 31 is connected to the spray liquid tank 5, and an elastic pipe 32 is fixedly connected to the end of the first straight pipe 31 far from the spray liquid tank 5. A second straight pipe 33 is fixedly connected to the end of the elastic pipe 32 far from the first straight pipe 31. The second straight pipe 33 extends into the interior of the tank body 11. A second rubber sealing ring 34 is provided at the connection between the second straight pipe 33 and the tank body 11. A plurality of rows of lower water outlet pipes 35 are welded to the end of the second straight pipe 33 located inside the tank body 11. A plurality of groups of third nozzles 36 are provided on the side of the lower water outlet pipe 35 close to the air inlet 12. Through the expansion and contraction of the elastic pipe 32, the second straight pipe 33 swings up and down around the second rubber sealing ring 34, driving the lower water outlet pipe 35 to swing up and down, increasing the spraying angle of the third nozzles 36.

[0026] Please refer to Figure 3 , the elastic pipe 32 includes an annular ring 321. The annular ring 321 is fixedly connected to the end of the first straight pipe 31 far from the spray liquid tank 5. A first bent pipe 322 is sleeved inside the annular ring 321. The first bent pipe 322 matches the annular ring 321. A second bent pipe 323 is movably connected to the end of the first bent pipe 322 far from the annular ring 321. The second bent pipe 323 matches the first bent pipe 322. The end of the second bent pipe 323 far from the first bent pipe 322 is fixedly connected to the second straight pipe 33. A spring 324 is installed at the end of the second bent pipe 323 close to the annular ring 321. The end of the spring 324 far from the second bent pipe 323 is fixedly connected to the annular ring 321.

[0027] Please refer to Figure 4, the fixing component 41 includes support legs 411. One end of the support leg 411 is fixedly connected to one side of the spray liquid tank 5. A fixing plate 412 is welded to the end of the support leg 411 away from the spray liquid tank 5. A motor 421 is installed on the side of the fixing plate 412 away from the spray liquid tank 5. The driving end of the motor 421 is fixedly connected to a rotating shaft 422. The rotating shaft 422 passes through the fixing plate 412. A cam 423 is welded to the end of the rotating shaft 422 away from the motor 421. A ball 424 is movably connected to the side of the cam 423 close to the motor 421. A connecting rod 425 is arranged on the outer side of the ball 424. The ball 424 is matched with the connecting rod 425. A connecting block 426 is welded to the end of the connecting rod 425 away from the ball 424. A clamping block 431 is installed on the side of the connecting block 426 away from the connecting rod 425. A clamping ring 432 is arranged inside the clamping block 431. The clamping ring 432 is matched with the first straight pipe 31. By the motor 421, the cam 423 rotates around the rotating shaft 422. The ball 424 contacts the surface of the cam 423, pushing the connecting rod 425 and the connecting block 426 to move up and down, so that the clamping ring 432 drives the first straight pipe 31 to move up and down.

[0028] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A uniform spraying device for an exhaust gas treatment spray tower, comprising a spray tower main body (1). An upper spraying pipe (2) is arranged on one side of the spray tower main body (1). The upper spraying pipe (2) passes through the outer surface of the spray tower main body (1). A spraying liquid tank (5) is arranged on one side of the spray tower main body (1). One end of the upper spraying pipe (2) is connected to the inside of the spraying liquid tank (5). A lower spraying pipe (3) is arranged below the upper spraying pipe (2). The lower spraying pipe (3) is movably connected to the spray tower main body (1). The lower spraying pipe (3) passes through the outer surface of the spray tower main body (1). One end of the lower spraying pipe (3) is connected to the inside of the spraying liquid tank (5). A shaking device (4) is installed on one side of the lower spraying pipe (3) away from the spray tower main body (1). One end of the shaking device (4) is fixedly connected to the spraying liquid tank (5). It is characterized in that: The shaking device (4) includes a fixing component (41). One side of the fixing component (41) is fixedly connected to the spray liquid tank (5). A driving component (42) is installed on the side of the fixing component (41) close to the spray liquid tank (5). A clamping component (43) is welded to the end of the driving component (42) away from the fixing component (41). The clamping component (43) is fixedly connected to the outer surface of the lower spray pipe (3), and the clamping component (43) matches the lower spray pipe (3).

2. The uniform spraying device for an exhaust gas treatment spray tower according to claim 1, characterized in that: The spray tower main body (1) includes a tank body (11). An air inlet (12) is provided on the outer surface of the tank body (11). An air outlet (13) is provided above the tank body (11). A plurality of layers of fillers (14) are arranged inside the tank body (11).

3. The uniform spraying device for an exhaust gas treatment spray tower according to claim 1, characterized in that: The upper spray pipe (2) includes an L-shaped pipe (21). One end of the L-shaped pipe (21) is connected to the spray liquid tank (5). The end of the L-shaped pipe (21) away from the spray liquid tank (5) extends into the tank body (11). A rubber sealing ring I (22) is provided at the connection between the L-shaped pipe (21) and the tank body (11). A plurality of rows of upper water outlet pipes (23) are welded to the end of the L-shaped pipe (21) located inside the tank body (11). A plurality of groups of nozzles I (24) are provided on the side of the upper water outlet pipes (23) close to the air inlet (12). A plurality of groups of nozzles II (25) are provided on the side of the upper water outlet pipes (23) at both ends close to the tank body (11).

4. The uniform spraying device for an exhaust gas treatment spray tower according to claim 1, characterized in that: The lower spray pipe (3) includes a straight pipe I (31). One end of the straight pipe I (31) is connected to the spray liquid tank (5). An elastic pipe (32) is fixedly connected to the end of the straight pipe I (31) away from the spray liquid tank (5). A straight pipe II (33) is fixedly connected to the end of the elastic pipe (32) away from the straight pipe I (31). The straight pipe II (33) extends into the tank body (11). A rubber sealing ring II (34) is provided at the connection between the straight pipe II (33) and the tank body (11). A plurality of rows of lower water outlet pipes (35) are welded to the end of the straight pipe II (33) located inside the tank body (11). A plurality of groups of nozzles III (36) are provided on the side of the lower water outlet pipes (35) close to the air inlet (12).

5. The uniform spraying device for an exhaust gas treatment spray tower according to claim 4, characterized in that: The elastic pipe (32) includes an annular ring (321). The annular ring (321) is fixedly connected to the end of the straight pipe I (31) away from the spray liquid tank (5). A bent pipe I (322) is sleeved inside the annular ring (321). The bent pipe I (322) matches the annular ring (321). A bent pipe II (323) is movably connected to the end of the bent pipe I (322) away from the annular ring (321). The bent pipe II (323) matches the bent pipe I (322). The end of the bent pipe II (323) away from the bent pipe I (322) is fixedly connected to the straight pipe II (33). A spring (324) is installed at the end of the bent pipe II (323) close to the annular ring (321). The end of the spring (324) away from the bent pipe II (323) is fixedly connected to the annular ring (321).

6. The uniform spraying device for an exhaust gas treatment spray tower according to claim 4, characterized in that: The fixed component (41) includes support legs (411). One end of the support legs (411) is fixedly connected to one side of the spray liquid tank (5). A fixing plate (412) is welded to the end of the support legs (411) far from the spray liquid tank (5). A motor (421) is installed on the side of the fixing plate (412) far from the spray liquid tank (5). The driving end of the motor (421) is fixedly connected to a rotating shaft (422). The rotating shaft (422) passes through the fixing plate (412). A cam (423) is welded to the end of the rotating shaft (422) far from the motor (421). A ball (424) is movably connected to the side of the cam (423) close to the motor (421). A connecting rod (425) is arranged outside the ball (424). The ball (424) is matched with the connecting rod (425). A connecting block (426) is welded to the end of the connecting rod (425) far from the ball (424). A clamping block (431) is installed on the side of the connecting block (426) far from the connecting rod (425). A clamping ring (432) is arranged inside the clamping block (431). The clamping ring (432) is matched with the straight pipe one (31).

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