CN210584436U

CN210584436U - Sulfur dioxide tail gas spraying absorption tower

Info

Publication number: CN210584436U
Application number: CN201921277615.3U
Authority: CN
Inventors: 赵勇; 郭小刚; 王凯; 黄瑜
Original assignee: Sichuan Wusheng Chunrui Medical Chemical Industry Co ltd
Current assignee: Sichuan Wusheng Chunrui Medical Chemical Industry Co ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-05-22
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses a sulfur dioxide tail gas sprays absorption tower mainly solves and has inertia when having current flue gas entering tower body inside among the prior art and move up along the tower wall easily for spray set can not be abundant spray the sulphur to in the flue gas, and spray and contain sulphur in the liquid of drippage, the easy polluted environment's of direct discharge problem. This sulfur dioxide tail gas sprays absorption tower, including the tower body, be provided with air inlet and gas outlet on the tower body, the top of tower body is provided with the inlet tube, and the intercommunication has the box that sprays on the inlet tube, and the bottom intercommunication that sprays the box has a plurality of shower nozzles, and the inside of tower body is provided with annular cylinder, and slope slidable mounting has the water conservancy diversion sieve on annular cylinder's the inner wall. By the proposal, the utility model discloses can make the sulfur dioxide to in the flue gas that spray set can be abundant spray, can be with the sulfur dioxide absorption processing in the liquid that sprays, avoid the easy polluted environment of direct discharge.

Description

Sulfur dioxide tail gas spraying absorption tower

Technical Field

The utility model belongs to the technical field of the sulfur dioxide processing technique and specifically relates to a sulfur dioxide tail gas sprays absorption tower is related to.

Background

At present, in the chemical production process, gas containing sulfur dioxide needs to be discharged, so that desulfurization treatment is needed before discharge, the wet desulfurization technology is widely applied due to mature process, higher desulfurization efficiency and lower investment and operation cost, and in the wet desulfurization process, an absorption tower device mainly adopts a spraying mode to remove sulfur.

The existing sulfur absorption and removal mode of the spray absorption tower is simple, inertia is easy to move upwards along the tower wall when flue gas enters the tower body, so that the spray device can not spray sulfur in the flue gas sufficiently, and the spray dropped liquid contains sulfur which is directly discharged to pollute the environment easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sulfur dioxide tail gas sprays absorption tower to it is simple to solve current absorption tower that sprays and inhale sulphur removal mode, has inertia when the flue gas gets into inside the tower body and moves upwards along the tower wall easily, makes spray set can not be abundant spray the sulphur in the flue gas, and contains sulphur in the liquid that sprays drippage, the easy polluted environment's of direct discharge problem.

In order to solve the above problem, the utility model provides a following technical scheme:

sulfur dioxide tail gas sprays absorption tower, comprising a tower body, be provided with air inlet and gas outlet on the tower body, the top of tower body is provided with the inlet tube, the intercommunication has the box that sprays on the inlet tube, the bottom intercommunication that sprays the box has a plurality of shower nozzles, the inside of tower body is provided with annular cylinder, slope slidable mounting has the water conservancy diversion sieve on annular cylinder's the inner wall, a plurality of sieve meshes have evenly been seted up on the water conservancy diversion sieve, be provided with on the bottom inner wall of tower body and handle the case, handle the incasement internal rotation and install the (mixing) shaft, one side of tower body is provided with servo motor, fixed mounting has the axis of ordinates on servo motor's the output shaft, the axis of ordinates is rotated with the outside of tower body and is connected.

Specifically, the top fixedly connected with power plate of water conservancy diversion sieve, the atress hole has been seted up on the power plate, rotates on the annular cylinder and installs the cross axle, and the one end fixed mounting of cross axle has the extrusion piece, and the extrusion piece is mutually supported with the atress hole, and the extrusion piece makes a round trip to reciprocate through making a round trip to extrude the atress hole, and the power plate drives water conservancy diversion sieve and makes a round trip to shake from top to bottom.

Specifically, two sliding chutes have been seted up on the inner wall of an annular section of thick bamboo, and equal slidable mounting has the sliding block in two sliding chutes, and two sliding blocks all with water conservancy diversion sieve fixed connection, the sliding block plays the effect of support and direction to the water conservancy diversion sieve.

Specifically, an inlet and an outlet are formed in the treatment box, a plurality of stirring rods are fixedly mounted on the outer side of each stirring shaft, the inlet is used for adding lime water, and the outlet is used for discharging waste liquid.

Specifically, two first bevel gears are fixedly mounted on the outer sides of the longitudinal shaft, second bevel gears are fixedly mounted on the outer sides of the stirring shaft and the transverse shaft, the first bevel gears are meshed with the corresponding second bevel gears, and the longitudinal shaft drives the transverse shaft and the stirring shaft to rotate due to the fact that the two first bevel gears and the two second bevel gears are arranged.

More specifically, the outside fixed mounting of tower body has two dead levers, and the axis of ordinates rotates with two dead levers to be connected, and the last electric connection of servo motor has the controller, and the dead lever plays the supporting role to the axis of ordinates.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses well flue gas receives blockking of water conservancy diversion sieve and evenly flows out in a plurality of sieve meshes, can improve the effect that sprays of flue gas, filters the solid of great granule through a plurality of sieve meshes to drop to handle incasement portion.

The utility model discloses well start-up servo motor makes the power plate make a round trip to reciprocate through extrusion piece extrusion atress hole of making a round trip, and the power plate drives the vibrations from top to bottom of making a round trip of water conservancy diversion sieve, can shake the granule that is attached to on the water conservancy diversion sieve and fall, avoids causing the water conservancy diversion sieve to block up.

The utility model discloses in rotate through the (mixing) shaft and improved lime wash and contained sulfur dioxide's granule or liquid mixing effect, improved the speed that takes place chemical reaction, absorb the processing with sulfur dioxide, avoid directly getting rid of the polluted environment.

The utility model discloses can avoid the flue gas to get into in the tower body along tower wall rebound for spray set can be abundant spray the sulfur dioxide in the flue gas, can be with the sulfur dioxide absorption processing in the liquid that sprays, avoids the easy polluted environment of direct discharge.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the three-dimensional connection structure of the annular cylinder and the flow guide sieve plate of the present invention.

Fig. 3 is a schematic structural diagram of part a of the present invention.

Fig. 4 is a schematic view of the side-view connection structure of the power plate, the extrusion block and the cross shaft of the present invention.

Fig. 5 is a schematic view of the three-dimensional connection structure of the power plate and the extrusion block of the present invention.

Fig. 6 is a schematic view of the bottom connection structure of the spray box and the spray head of the present invention.

In the drawings, the names of the parts corresponding to the reference numerals are as follows:

1-tower body, 2-spraying box, 3-nozzle, 4-annular cylinder, 5-guide sieve plate, 6-treatment box, 7-stirring shaft, 8-servo motor, 9-longitudinal shaft, 10-sliding block, 11-sieve hole, 12-transverse shaft, 13-power plate, 14-stress hole, 15-extrusion block, 16-first bevel gear and 17-second bevel gear.

Detailed Description

The present invention will be further described with reference to the following drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples.

Referring to fig. 1-6, a sulfur dioxide tail gas spray absorption tower comprises a tower body 1, wherein an air inlet and an air outlet are arranged on the tower body 1, an inlet pipe is arranged at the top of the tower body 1, a spray box 2 is communicated with the inlet pipe, the bottom of the spray box 2 is communicated with a plurality of spray heads 3, an annular cylinder 4 is arranged inside the tower body 1, a guide sieve plate 5 is obliquely and slidably arranged on the inner wall of the annular cylinder 4, a plurality of sieve holes 11 are uniformly arranged on the guide sieve plate 5, a treatment box 6 is arranged on the inner wall of the bottom of the tower body 1, a stirring shaft 7 is rotatably arranged in the treatment box 6, a servo motor 8 is arranged on one side of the tower body 1, a longitudinal shaft 9 is fixedly arranged on an output shaft of the servo motor 8, the longitudinal shaft 9 is rotatably connected with the outer side of the tower body 1, the, can improve the spraying effect of the flue gas, filter the solid with larger particles through a plurality of sieve pores 11, drop the solid into the processing box 6, start the servo motor 8, the extrusion block 15 extrudes the stressed hole 14 back and forth to lead the power plate 13 to move up and down back and forth, the power plate 13 drives the diversion sieve plate 5 to vibrate up and down back and forth, can shake off the particles attached on the diversion sieve plate 5 to avoid blocking the diversion sieve plate 5, improves the mixing effect of the lime water and the particles or liquid containing sulfur dioxide through the rotation of the stirring shaft 7, improves the speed of chemical reaction, absorbs and treats the sulfur dioxide to avoid directly discharging the polluted environment, can prevent the flue gas from entering the tower body to move upwards along the tower wall, ensures that the spraying device can fully spray the sulfur dioxide in the flue gas, can absorb and treat sulfur dioxide in the spraying liquid, and avoid direct discharge and easy environmental pollution.

In this embodiment, a power plate 13 is fixedly connected to the top of the diversion sieve plate 5, a stress hole 14 is formed in the power plate 13, a transverse shaft 12 is rotatably installed on the annular cylinder 4, an extrusion block 15 is fixedly installed at one end of the transverse shaft 12, the extrusion block 15 is matched with the stress hole 14, the extrusion block 15 enables the power plate 13 to move up and down by extruding the stress hole 14 back and forth, the power plate 13 drives the diversion sieve plate 5 to vibrate up and down back and forth, two sliding grooves are formed in the inner wall of the annular cylinder 4, sliding blocks 10 are slidably installed in the two sliding grooves, both the two sliding blocks 10 are fixedly connected with the diversion sieve plate 5, the sliding blocks 10 play a supporting and guiding role on the diversion sieve plate 5, an inlet and an outlet are formed in the processing box 6, a plurality of stirring rods are fixedly installed on the outer side of the stirring shaft 7, the inlet is used for adding lime water, the outlet is used for discharging waste, the outer sides of the stirring shaft 7 and the transverse shaft 12 are fixedly provided with second bevel gears 17, the first bevel gears 16 are meshed with the corresponding second bevel gears 17, due to the arrangement of the two first bevel gears 16 and the two second bevel gears 17, the longitudinal shaft 9 drives the transverse shaft 12 and the stirring shaft 7 to rotate, the outer side of the tower body 1 is fixedly provided with two fixed rods, the longitudinal shaft 9 is rotatably connected with the two fixed rods, a controller is electrically connected on the servo motor 8, the fixed rods play a supporting role on the longitudinal shaft 9, smoke is blocked by the diversion sieve plate 5 and uniformly flows out of the sieve pores 11, the spraying effect of the smoke can be improved, larger-particle solids are filtered through the sieve pores 11 and fall into the treatment box 6, the servo motor 8 is started, the stress holes 14 are extruded back and forth through the extrusion blocks 15, so that the power plate 13 moves back and forth and up and down, the, can shake the granule that adheres to on water conservancy diversion sieve 5 and fall, avoid causing water conservancy diversion sieve 5 to block up, rotate through (mixing) shaft 7 and improve lime wash and the granule or the liquid mixing effect that contain sulfur dioxide, improved the speed that takes place chemical reaction, absorb the processing with sulfur dioxide, avoid directly getting rid of the polluted environment, the utility model discloses can avoid in the flue gas entering tower body along tower wall rebound for spray set can be abundant spray the sulfur dioxide in the flue gas, can be with the sulfur dioxide absorption processing in the liquid that sprays, avoid the easy polluted environment of direct discharge.

The working principle is as follows: when the device is used, the servo motor 8 is powered on, lime water is added into the treatment box 6, flue gas enters through the air inlet, the flue gas flows upwards along the inner wall of the tower body 1 under the action of inertia, the flue gas is blocked by the flow guide sieve plate 5 and uniformly flows out of the sieve holes 11, solids with larger particles are filtered through the sieve holes 11 and fall into the treatment box 6, the flue gas is sprayed by water sprayed by the spraying box 2 and the spray head 3, the particles and sulfur dioxide in the flue gas drop to the top of the flow guide sieve plate 5 through spraying and fall into the treatment box 6 along the sieve holes 11, the treated flue gas is discharged through the air outlet, the servo motor 8 is started, the servo motor 8 drives the longitudinal shaft 9 to rotate, due to the arrangement of the two first bevel gears 16 and the two second bevel gears 17, the longitudinal shaft 9 drives the transverse shaft 12 and the stirring shaft 7 to rotate, the transverse shaft 12 drives the extrusion block 15 to rotate, extrusion piece 15 makes power plate 13 make a round trip to reciprocate through making a round trip to extrude atress hole 14, power plate 13 drives water conservancy diversion sieve 5 vibrations from top to bottom making a round trip, can shake the granule that is attached to on water conservancy diversion sieve 5 and fall, wherein sliding block 10 plays the effect of support and direction to water conservancy diversion sieve 5, it has improved lime wash and the granule or the liquid mixing effect that contain sulfur dioxide to rotate through (mixing) shaft 7, the speed of taking place chemical reaction has been improved, absorb the processing with sulfur dioxide, avoid directly getting rid of the polluted environment.

According to the above embodiment, alright realize the utility model discloses well. It is worth to say that, on the premise of the above structural design, in order to solve the same technical problem, even if some insubstantial changes or retouching are made in the utility model, the essence of the adopted technical scheme is still the same as the utility model, so it should be in the protection scope of the utility model.

Claims

1. Sulfur dioxide tail gas sprays absorption tower, including tower body (1), be provided with air inlet and gas outlet on tower body (1), the top of tower body (1) is provided with the inlet tube, and the intercommunication has on the inlet tube to spray box (2), and the bottom intercommunication that sprays box (2) has a plurality of shower nozzles (3), its characterized in that: the inside of tower body (1) is provided with annular cylinder (4), slope slidable mounting has water conservancy diversion sieve (5) on the inner wall of annular cylinder (4), evenly seted up a plurality of sieve meshes (11) on water conservancy diversion sieve (5), be provided with on the bottom inner wall of tower body (1) and handle case (6), handle case (6) internal rotation and install (mixing) shaft (7), one side of tower body (1) is provided with servo motor (8), fixed mounting has axis of ordinates (9) on the output shaft of servo motor (8), axis of ordinates (9) are rotated with the outside of tower body (1) and are connected, mixing shaft (7) and water conservancy diversion sieve (5) all cooperate with axis of ordinates (9).

2. The sulfur dioxide tail gas spray absorption tower of claim 1, characterized in that: the top fixedly connected with power board (13) of water conservancy diversion sieve (5), offered atress hole (14) on power board (13), rotate on annular cylinder (4) and install cross axle (12), the one end fixed mounting of cross axle (12) has extrusion piece (15), and extrusion piece (15) cooperate with atress hole (14).

3. The sulfur dioxide tail gas spray absorption tower of claim 1, characterized in that: two sliding grooves are formed in the inner wall of the annular cylinder (4), sliding blocks (10) are installed in the two sliding grooves in a sliding mode, and the two sliding blocks (10) are fixedly connected with the flow guide sieve plate (5).

4. The sulfur dioxide tail gas spray absorption tower of claim 1, characterized in that: an inlet and an outlet are arranged on the treatment box (6), and a plurality of stirring rods are fixedly arranged on the outer side of the stirring shaft (7).

5. The sulfur dioxide tail gas spray absorption tower of claim 1, characterized in that: two first bevel gears (16) are fixedly mounted on the outer side of the longitudinal shaft (9), second bevel gears (17) are fixedly mounted on the outer sides of the stirring shaft (7) and the transverse shaft (12), and the first bevel gears (16) are meshed with the corresponding second bevel gears (17).

6. The sulfur dioxide tail gas spray absorption tower of claim 1, characterized in that: the outer side of the tower body (1) is fixedly provided with two fixing rods, a longitudinal shaft (9) is rotatably connected with the two fixing rods, and a servo motor (8) is electrically connected with a controller.