Waste gas treatment absorption tower

Abstract

The utility model relates to the technical field of waste gas treatment absorption towers, in particular to a waste gas treatment absorption tower. The sampling tower comprises a tower body, a gas inlet pipe, a liquid discharge pipe and a liquid inlet pipe are fixedly connected to the arc surface of the tower body, a sampling assembly is arranged on the arc surface of the tower body, an exhaust pipe is fixedly connected to the top of the tower body, filling mesh plates are fixedly connected to the inner wall of the tower body, and a spraying assembly is arranged between the two filling mesh plates. The spraying assembly comprises a mounting rod fixedly connected between the filling screen plates, the arc surface of the mounting rod is fixedly connected with a connecting pipe, and the connecting pipe penetrates through the tower body and is connected with the liquid inlet pipe, so that the problem that waste gas is discharged into the absorption tower through the gas inlet pipe and then the spraying head sprays treatment liquid is solved; the problem that the waste gas treatment effect is relatively general due to the fact that the spraying area of the spraying head is fixed and the waste gas which does not pass through the spraying area cannot well mix the absorption liquid and the waste gas is solved.

Description

Technical Field

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

[0002] The waste gas treatment absorption tower is used to treat the waste gas generated in industry. The waste gas treatment absorption tower is mainly composed of a tower body, an air inlet pipe, an air outlet pipe, a filling mesh plate, a liquid inlet pipe, a nozzle and a liquid discharge pipe. When using the waste gas treatment absorption tower, the filler is placed on the filling mesh plate, and the waste gas pipe and the air inlet pipe are connected so that the waste gas passes through the filler on the filling mesh plate from bottom to top in sequence. At the same time, the absorption liquid is passed through an external pump to flow to the liquid inlet pipe and finally sprayed out by the nozzle so that the absorption liquid and the waste gas are combined, and the combined waste liquid is discharged from the liquid discharge pipe.

[0003] The inventor found in his daily work that when the waste gas treatment absorption tower is in use, the waste gas is discharged into the absorption tower through the air inlet pipe, and then the spray head sprays the treatment liquid. Since the position of the spray head is fixed, the area sprayed by the spray head is fixed, so that the waste gas that has not passed through the spraying area cannot mix the absorption liquid and the waste gas well, which leads to the waste gas treatment effect being relatively general. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that in actual use, the waste gas is discharged into the absorption tower through the air inlet pipe, and then the spray head sprays the treatment liquid. Since the position of the spray head is fixed, the spraying area of ​​the spray head is fixed, so that the waste gas that has not passed through the spraying area cannot mix the absorption liquid and the waste gas well, which leads to a relatively general treatment effect on the waste gas. A waste gas treatment absorption tower is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an exhaust gas treatment absorption tower, comprising a tower body, the arc surface of the tower body is fixedly connected with an air inlet pipe, a liquid discharge pipe and a liquid inlet pipe, the arc surface of the tower body is provided with a sampling assembly, the top of the tower body is fixedly connected with an exhaust pipe, the inner wall of the tower body is fixedly connected with a filling mesh plate, a spray assembly is provided between the two filling mesh plates, the spray assembly comprises a mounting rod fixedly connected between the filling mesh plates, the arc surface of the mounting rod is fixedly connected with a connecting pipe, the connecting pipe passes through the tower body and is connected with the liquid inlet pipe, the connecting pipe and the tower body are sealed by means of a sealing ring, the arc surface of the mounting rod is provided with uniformly distributed cavity rotating rods, the lower end of the cavity rotating rod is fixedly connected with a nozzle, a liquid inlet mechanism is provided between the cavity rotating rod and the mounting rod, the arc surface of the mounting rod is provided with a driving mechanism, the cavity rotating rod is rotated by means of the driving mechanism, and the cavity rotating rod enters the absorption liquid by means of the liquid inlet mechanism.

[0006] The effect achieved by the above components is: by setting up a spraying assembly, when spraying the absorption liquid into the exhaust gas, the absorption liquid in the liquid inlet pipe enters the mounting rod through the connecting pipe, and passes through the liquid inlet mechanism to make the absorption liquid flow into the cavity rotating rod, and then is sprayed by the nozzle. At the same time, the driving mechanism drives the cavity rotating rod to rotate, so that the nozzle can spray and rotate, so as to achieve uniform spraying of the absorption liquid onto the exhaust gas.

[0007] Preferably, the liquid inlet mechanism comprises a swivel rotatably connected to the arc surface of the mounting rod, the swivel and the cavity rotating rod are fixed, the arc surface of the mounting rod is provided with a connecting hole 1, and the inner arc surface of the swivel is provided with a connecting hole 2.

[0008] The effect achieved by the above components is that the absorption liquid in the mounting rod enters into the cavity rotating rod through the connecting hole 1, the connecting hole 2 and the rotating ring.

[0009] Preferably, the driving mechanism comprises a water tank provided inside the mounting rod, the inner wall of the water tank is rotatably connected to a rotating shaft 1, and the arc surface of the rotating shaft 1 is fixedly connected to a water turbine and a bevel gear 1.

[0010] The effect achieved by the above components is that the absorption liquid enters the water tank in the installation rod from the connecting pipe, so that when the absorption liquid flows to the water turbine, it rotates, thereby rotating shaft 1 and bevel gear 1 rotate.

[0011] Preferably, the arc surface of the mounting rod is rotatably connected to a second rotating shaft, one end of the second rotating shaft is fixedly connected to a second bevel gear, and the other end of the second rotating shaft is fixedly connected to a third bevel gear.

[0012] The effects achieved by the above components are: the bevel gear 1 rotates, causing the bevel gear 2 and the bevel gear 3 on the rotating shaft 2 to rotate.

[0013] Preferably, a bevel gear four is fixedly connected to the lower end of the rotating ring, and the bevel gear four and the bevel gear are in three-phase meshing.

[0014] The effects achieved by the above components are: the bevel gear three rotates, causing the bevel gear four to rotate, thereby driving the rotating ring to rotate, causing the cavity stirring rod to rotate.

[0015] Preferably, the sampling assembly comprises a sampling barrel fixedly connected to the top of the arc surface of the tower body, a mounting hole is provided on one side of the sampling barrel, a sealing gasket is provided on the inner wall of the mounting hole, and an L-shaped hole is provided inside the sealing gasket.

[0016] The effect achieved by the above components is: when it is necessary to sample the treated exhaust gas, the test tube is dragged to make it hit the sealing gasket in the installation hole, and the sealing gasket moves, so that the exhaust gas in the sampling tube enters the test tube through the L-shaped hole.

[0017] Preferably, a U-shaped rod is fixedly connected to the inner wall of the sampling cylinder, and a telescopic rod and a spring are fixedly connected to one side of the U-shaped rod.

[0018] The effects achieved by the above components are: the sealing pad is reset by arranging the U-shaped rod, the telescopic rod and the spring.

[0019] Preferably, the other end of the telescopic rod and the spring is connected to a sealing gasket, and a ring groove is formed at the right end of the sealing gasket.

[0020] The effect achieved by the above components is: by setting the annular groove, it is convenient for the test tube to be closely attached to the sealing gasket.

[0021] In summary, the beneficial effects of the utility model are:

[0022] In the utility model, by arranging a spraying assembly, when spraying the absorption liquid into the waste gas, the absorption liquid in the liquid inlet pipe enters into the mounting rod through the connecting pipe, and flows into the cavity rotating rod through the liquid inlet mechanism, and then is sprayed by the spray head. At the same time, the driving mechanism drives the cavity rotating rod to rotate, so that the spray head can spray and rotate, so as to achieve the absorption liquid being evenly sprayed onto the waste gas, thereby solving the problem that the waste gas is discharged into the absorption tower through the air inlet pipe, and then the spray head sprays the treatment liquid. Since the position of the spray head is fixed, the area sprayed by the spray head is fixed, so that the waste gas that has not passed through the spraying area cannot mix the absorption liquid and the waste gas well, which leads to the problem that the treatment effect of the waste gas is relatively general. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a three-dimensional structural schematic diagram of the cross section of the utility model;

[0025] Figure 3 For this utility model Figure 2 A is an enlarged schematic diagram of the three-dimensional structure;

[0026] Figure 4 For this utility model Figure 2 Schematic diagram of the three-dimensional structure of B.

[0027] Legend: 1. Tower body; 2. Spraying assembly; 3. Sampling assembly; 4. Inlet pipe; 5. Drain pipe; 6. Exhaust pipe; 7. Inlet pipe; 8. Filling mesh plate; 21. Mounting rod; 22. Connecting pipe; 23. Cavity rotating rod; 24. Sprinkler; 25. Inlet mechanism; 26. Driving mechanism; 251. Rotating ring; 252. Connecting hole one; 253. Connecting hole two; 261. Water tank; 262. Rotating shaft one; 263. Water turbine; 264. Bevel gear one; 265. Rotating shaft two; 266. Bevel gear two; 267. Bevel gear three; 268. Bevel gear four; 31. Sampling tube; 32. Mounting hole; 33. Sealing pad; 34. L-shaped hole; 35. U-shaped rod; 36. Ring groove; 38. Telescopic rod; 39. Spring. DETAILED DESCRIPTION

[0028] Reference Figure 1 and Figure 2 As shown, the utility model provides a technical solution: a waste gas treatment absorption tower includes a tower body 1, the arc surface of the tower body 1 is fixedly connected with an air inlet pipe 4, a discharge pipe 5 and a liquid inlet pipe 7, the arc surface of the tower body 1 is provided with a sampling assembly 3, the top of the tower body 1 is fixedly connected with an exhaust pipe 6, the inner wall of the tower body 1 is fixedly connected with a filling mesh plate 8, and a spraying assembly 2 is provided between the two filling mesh plates 8.

[0029] The specific configuration and functions of the spraying component 2 and the sampling component 3 are described in detail below.

[0030] Reference Figure 2 and Figure 3As shown, in this embodiment: the spray assembly 2 includes a mounting rod 21 fixedly connected between the filling mesh plates 8, the arc surface of the mounting rod 21 is fixedly connected with a connecting pipe 22, the connecting pipe 22 passes through the tower body 1 and is connected with the liquid inlet pipe 7, the connecting pipe 22 and the tower body 1 are sealed by means of a sealing ring, the arc surface of the mounting rod 21 is provided with uniformly distributed cavity rotating rods 23, the lower end of the cavity rotating rod 23 is fixedly connected with a spray head 24, a liquid inlet mechanism 25 is provided between the cavity rotating rod 23 and the mounting rod 21, the arc surface of the mounting rod 21 is provided with a driving mechanism 26, the cavity rotating rod 23 rotates with the help of the driving mechanism 26, and the cavity rotating rod 2 By means of the liquid inlet mechanism 25, the absorption liquid is introduced into the exhaust gas. By setting the spraying assembly 2, when the absorption liquid is sprayed into the exhaust gas, the absorption liquid in the liquid inlet pipe 7 enters the mounting rod 21 through the connecting pipe 22, and flows into the cavity rotating rod 23 through the liquid inlet mechanism 25, and then is sprayed by the spray head 24. At the same time, the driving mechanism 26 drives the cavity rotating rod 23 to rotate, so that the spray head 24 can spray and rotate, so that the absorption liquid is evenly sprayed into the exhaust gas. The liquid inlet mechanism 25 includes a rotating ring 251 rotatably connected to the arc surface of the mounting rod 21, the rotating ring 251 and the cavity rotating rod 23 are fixed, and the arc surface of the mounting rod 21 is provided with a connecting The first hole 252 and the inner arc surface of the rotating ring 251 are provided with a connecting hole 253. The absorption liquid in the mounting rod 21 enters into the hollow rotating rod 23 through the connecting hole 252, the connecting hole 253 and the rotating ring 251. The driving mechanism 26 comprises a water tank 261 provided inside the mounting rod 21. The inner wall of the water tank 261 is rotatably connected with a rotating shaft 262. The arc surface of the rotating shaft 262 is fixedly connected with a water turbine 263 and a bevel gear 264. The absorption liquid enters into the water tank 261 in the mounting rod 21 through the connecting pipe 22. When the absorption liquid flows to the water turbine 263, it is rotated, thereby causing the rotating shaft 262 to rotate. 262 and bevel gear one 264 rotate, the arc surface of the mounting rod 21 is rotatably connected to the rotating shaft 265, one end of the rotating shaft 265 is fixedly connected to the bevel gear two 266, and the other end of the rotating shaft 265 is fixedly connected to the bevel gear three 267. The bevel gear one 264 rotates, so that the bevel gear two 266 and the bevel gear three 267 on the rotating shaft 265 rotate, and the lower end of the rotating ring 251 is fixedly connected to the bevel gear four 268, and the bevel gear four 268 and the bevel gear three 267 are meshed. The bevel gear three 267 rotates, so that the bevel gear four 268 rotates, thereby driving the rotating ring 251 to rotate, so that the cavity stirring rod rotates.

[0031] Reference Figure 2 and Figure 4As shown, in this embodiment: the sampling component 3 includes a sampling barrel 31 fixedly connected to the top of the arc surface of the tower body 1, a mounting hole 32 is provided on one side of the sampling barrel 31, a sealing gasket 33 is provided on the inner wall of the mounting hole 32, an L-shaped hole 34 is provided inside the sealing gasket 33, when it is necessary to sample the treated exhaust gas, the test tube is dragged so that it reaches the sealing gasket 33 in the mounting hole 32, and the sealing gasket 33 moves so that the exhaust gas in the sampling barrel 31 enters the test tube through the L-shaped hole 34, a U-shaped rod 35 is fixedly connected to the inner wall of the sampling barrel 31, a telescopic rod 38 and a spring 39 are fixedly connected to one side of the U-shaped rod 35, the sealing gasket 33 is reset by arranging the U-shaped rod 35, the telescopic rod 38 and the spring 39, the other end of the telescopic rod 38 and the spring 39 and the sealing gasket 33, the right end of the sealing gasket 33 is provided with an annular groove 36, and the annular groove 36 is provided to facilitate the test tube to fit closely to the sealing gasket 33.

[0032] Working principle:

[0033] When using the exhaust gas treatment absorption tower, the filler is placed on the filling mesh plate 8, and the exhaust gas pipe is connected to the air inlet pipe 4 on the tower body 1, so that the exhaust gas passes through the filler on the filling mesh plate 8 from bottom to top in sequence, and at the same time, the absorption liquid is made to flow to the liquid inlet pipe 7 through an external pump, and finally sprayed out by the nozzle 24, so that the absorption liquid and the exhaust gas are combined, and the treated exhaust gas is discharged from the exhaust pipe 6, and the combined waste liquid is discharged from the discharge pipe 5. When the absorption liquid is sprayed on the exhaust gas, the absorption liquid in the liquid inlet pipe 7 enters the installation rod 21 through the connecting pipe 22, and flows into the cavity rotating rod 23 through the liquid inlet mechanism 25, and then is sprayed by the nozzle 24. At the same time, the driving mechanism 26 drives the cavity rotating rod 23 to rotate, so that the nozzle 24 can spray and rotate, so that the absorption liquid is evenly sprayed on the exhaust gas, and the absorption liquid in the installation rod 21 passes through the connecting hole 1 252 and the connecting hole 253 and the rotating ring 25. 1 enters the cavity rotating rod 23, and the absorption liquid enters the water tank 261 in the mounting rod 21 from the connecting pipe 22, so that when the absorption liquid flows to the water turbine 263, it rotates, thereby rotating shaft 1 262 and bevel gear 1 264 rotate, and bevel gear 1 264 rotates, so that bevel gear 2 266 and bevel gear 3 267 on rotating shaft 2 265 rotate, and bevel gear 3 267 rotates, so that bevel gear 4 268 rotates, thereby driving the rotating ring 251 to rotate, so that the cavity stirring rod rotates, when it is necessary to sample the treated exhaust gas, drag the test tube to make it hit the sealing gasket 33 in the mounting hole 32, and the sealing gasket 33 moves, so that the exhaust gas in the sampling tube 31 enters the test tube from the L-shaped hole 34, and the sealing gasket 33 is reset by setting the U-shaped rod 35, the telescopic rod 38 and the spring 39, and the annular groove 36 is provided to facilitate the test tube to be close to the sealing gasket 33.

[0034] The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model. In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "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, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood by specific circumstances.

Claims

1. A waste gas treatment absorption tower, comprising a tower body (1), characterized in that: The arc surface of the tower body (1) is fixedly connected to an air inlet pipe (4), a liquid discharge pipe (5) and a liquid inlet pipe (7); the arc surface of the tower body (1) is provided with a sampling assembly (3); the top of the tower body (1) is fixedly connected to an exhaust pipe (6); the inner wall of the tower body (1) is fixedly connected to a filling mesh plate (8); a spray assembly (2) is provided between two filling mesh plates (8); the spray assembly (2) comprises a mounting rod (21) fixedly connected between the filling mesh plates (8); the arc surface of the mounting rod (21) is fixedly connected to a connecting pipe (22); the connecting pipe (22) penetrates The tower body (1) is connected to a liquid inlet pipe (7); the connecting pipe (22) and the tower body (1) are sealed by means of a sealing ring; the arc surface of the mounting rod (21) is provided with uniformly distributed cavity rotating rods (23); the lower end of the cavity rotating rod (23) is fixedly connected with a nozzle (24); a liquid inlet mechanism (25) is provided between the cavity rotating rod (23) and the mounting rod (21); the arc surface of the mounting rod (21) is provided with a driving mechanism (26); the cavity rotating rod (23) rotates by means of the driving mechanism (26); and the cavity rotating rod (23) enters the absorption liquid by means of the liquid inlet mechanism (25).

2. The exhaust gas treatment absorption tower according to claim 1, characterized in that: The liquid inlet mechanism (25) comprises a rotating ring (251) rotatably connected to the arc surface of the mounting rod (21); the rotating ring (251) and the cavity rotating rod (23) are fixed; the arc surface of the mounting rod (21) is provided with a first connecting hole (252); and the inner arc surface of the rotating ring (251) is provided with a second connecting hole (253).

3. The exhaust gas treatment absorption tower according to claim 2, characterized in that: The driving mechanism (26) comprises a water tank (261) disposed inside the mounting rod (21); the inner wall of the water tank (261) is rotatably connected to a rotating shaft (262); and the arc surface of the rotating shaft (262) is fixedly connected to a water turbine (263) and a bevel gear (264).

4. The exhaust gas treatment absorption tower according to claim 3, characterized in that: The arc surface of the mounting rod (21) is rotatably connected to a second rotating shaft (265), one end of the second rotating shaft (265) is fixedly connected to a second bevel gear (266), and the other end of the second rotating shaft (265) is fixedly connected to a third bevel gear (267).

5. The exhaust gas treatment absorption tower according to claim 4, characterized in that: The lower end of the rotating ring (251) is fixedly connected with a bevel gear four (268), and the bevel gear four (268) is meshed with a bevel gear three (267).

6. The exhaust gas treatment absorption tower according to claim 5, characterized in that: The sampling assembly (3) comprises a sampling tube (31) fixedly connected to the top of the arc surface of the tower body (1), a mounting hole (32) is provided on one side of the sampling tube (31), a sealing gasket (33) is provided on the inner wall of the mounting hole (32), and an L-shaped hole (34) is provided inside the sealing gasket (33).

7. The exhaust gas treatment absorption tower according to claim 6, characterized in that: A U-shaped rod (35) is fixedly connected to the inner wall of the sampling tube (31), and a telescopic rod (38) and a spring (39) are fixedly connected to one side of the U-shaped rod (35).

8. The exhaust gas treatment absorption tower according to claim 7, characterized in that: The other end of the telescopic rod (38) and the spring (39) is connected to a sealing pad (33), and a ring groove (36) is formed at the right end of the sealing pad (33).

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