CN210993701U

CN210993701U - Multilayer sprays flue gas desulfurization tower

Info

Publication number: CN210993701U
Application number: CN201921187068.XU
Authority: CN
Inventors: 田晓亮; 田永军; �田�浩
Original assignee: Tianjin Haochuang Energy Saving Equipment Co ltd
Current assignee: Tianjin Haochuang Energy Saving Equipment Co ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-07-14
Anticipated expiration: 2029-07-26

Abstract

The utility model provides a multilayer spraying flue gas desulfurization tower, which comprises a tower body, wherein an alkaline solution pool is arranged at the bottom end inside the tower body, an air inlet pipe is arranged at the bottom of one side of the tower body, a first filter plate is arranged above the alkaline solution pool inside the tower body, a plurality of first air outlet holes are arranged on the first filter plate, a sleeve pipe with an upper end opening is arranged at the upper end of the first filter plate corresponding to the first air outlet holes, an air inlet cover with a lower end opening is sleeved outside the sleeve pipe, a plurality of second air outlet holes are arranged on the side wall of the air inlet cover, a second filter plate is arranged above the first filter plate inside the shell, a plurality of third air outlet holes are arranged on the second filter plate, a plurality of air dispersing sheets are rotatably connected at the upper end of the second filter plate, a ball filter layer is arranged above the second filter plate, a spraying pipe is arranged above the first filter plate, the second filter plate, the top of the uppermost spray pipe in the tower body is provided with a demisting plate, and the top of the tower body is provided with an air outlet pipe.

Description

Multilayer sprays flue gas desulfurization tower

Technical Field

The utility model relates to a desulfurization technical field especially relates to a multilayer sprays flue gas desulfurization tower.

Background

The flue gas discharged by chemical plants, coking plants and brick factories contains a large amount of sulfur dioxide, the sulfur dioxide has great harm to human bodies and the environment and is the main source of PM2.5 at present, and in a flue gas desulfurization system, a desulfurizing tower is the most important equipment; the existing desulfurizing tower has the advantages that in the flue gas desulfurization process, the flow speed of flue gas is high, so that the flue gas is not fully contacted with alkali liquor, the desulfurizing effect is poor, and the using requirement can not be well met.

Disclosure of Invention

The utility model discloses just to above technical problem, provide a multilayer sprays flue gas desulfurization tower.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a multilayer spray flue gas desulfurization tower comprises a tower body and is characterized in that an alkaline solution pool is arranged at the bottom end inside the tower body, an air inlet pipe communicated with the alkaline solution pool is arranged at the bottom of one side of the tower body, a first filter plate is arranged above the alkaline solution pool inside the tower body, a plurality of first air outlet holes are formed in the first filter plate, sleeves with openings at the upper ends are arranged at the positions, corresponding to the first air outlet holes, of the upper ends of the first filter plate, an air inlet cover with an opening at the lower end is sleeved outside the sleeves, the height of the air inlet cover is larger than that of the sleeves, a plurality of second air outlet holes are formed in the side wall of the air inlet cover, a second filter plate is arranged above the first filter plate inside a shell, a plurality of third air outlet holes are formed in the second filter plate, a plurality of air dispersing sheets are rotatably connected to the upper ends of the second filter plate, the lower ends of one side of the air, and wire rope and every equal fixed connection of piece of loosing gas, wire rope's one end even has the piston rod, the other end of piston rod stretches out the tower body and is connected with the cylinder, the top of the inside second filter of tower body is equipped with the spheroid filter layer, the inside of tower body is corresponding to first filter, the top of second filter and spheroid filter layer all is equipped with the shower, the lower surface of shower is equipped with a plurality of nozzles, the other end of shower all stretches out the tower body and links to each other with the transfer line that the tower body outside was equipped with, be equipped with the transfer pump on the transfer line, the equal alkali lye pond of the other end of transfer line links to each other, the top of the inside the.

The spheroid filter layer is equipped with the fourth venthole that a plurality of slopes set up including setting up the third filter in tower body inside on the third filter, and the top of third filter is equipped with the multilayer spheroid, and supreme reducing in proper order is down followed to every layer of spheroidal diameter, is equipped with the separation net between the adjacent two-layer spheroid.

The air dispersing sheet is of an S-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a first filter, second filter and the spheroid filter layer that set up in the desulfurizing tower can effectual extension flue gas at the inside flow time of tower body, and the top of first filter, second filter and spheroid filter layer all sets up the shower in addition for flue gas after filtering at every turn fully contact reaction with alkali lye again, desulfurization effect is better.

Drawings

Fig. 1 is a schematic structural view of the present invention;

in the figure: 1. a tower body; 2. an alkaline solution pool; 3. an air inlet pipe; 4. a first filter plate; 5. a first air outlet hole; 6. a sleeve; 7. an air intake hood; 8. a second filter plate; 9. a third air outlet; 10. a gas dispersing tablet; 11. a wire rope; 12. a cylinder; 13. a shower pipe; 14. a nozzle; 15. a transfusion tube; 16. a defogging plate; 17. an air outlet pipe; 18. a third filter plate; 19. a fourth air outlet; 20. a sphere; 21. an isolation net.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in figure 1, the multilayer spray flue gas desulfurization tower comprises a tower body 1, wherein an alkaline solution pool 2 is arranged at the bottom end inside the tower body 1, an air inlet pipe 3 communicated with the alkaline solution pool 2 is arranged at the bottom of one side of the tower body 1, a first filter plate 4 is arranged above the alkaline solution pool 2 inside the tower body 1, a plurality of first air outlet holes 5 are arranged on the first filter plate 4, sleeves 6 with openings at the upper ends are respectively arranged at the positions, corresponding to the first air outlet holes 5, of the upper ends of the first filter plate 4, an air inlet cover 7 with an opening at the lower end is sleeved outside the sleeves 6, the height of the air inlet cover 7 is larger than that of the sleeves 6, a plurality of second air outlet holes are arranged on the side wall of the air inlet cover 7, a second filter plate 8 is arranged above the first filter plate 4 inside the tower body 1, a plurality of third air outlet holes 9 are arranged on the second filter plate 8, a plurality of air diffusing plates 10 are rotatably connected at the upper, all be equipped with the perforation on every piece 10 that looses, it has wire rope 11 to alternate in the perforation, and wire rope 11 and every equal fixed connection of piece 10 that looses, wire rope 11's one end even has the piston rod, the other end of piston rod stretches out tower body 1 and is connected with cylinder 12, the top of the inside second filter 8 of tower body 1 is equipped with the spheroid filter layer, the inside of tower body 1 is corresponding to first filter 4, the top of second filter 8 and spheroid filter layer all is equipped with shower 13, the lower surface of shower 13 is equipped with a plurality of nozzles 14, the other end of shower 13 all stretches out tower body 1 and links to each other with the transfer line 15 that tower body 1 outside was equipped with, be equipped with the transfer pump on the transfer line 15, the equal lye pond 2 of the other end of transfer line 15 links to each other, the top of the inside superiors shower 13 of tower body.

The sphere filter layer is including setting up the third filter 18 in tower body 1 inside, is equipped with the fourth venthole 19 that a plurality of slopes set up on the third filter 18, and the top of third filter 18 is equipped with multilayer spheroid 20, and supreme reducing in proper order is down followed to every layer of spheroid 20's diameter, is equipped with separation net 21 between the adjacent two-layer spheroid 20.

The air dispersing sheet 10 is provided in an S-shaped configuration.

When the utility model is used, the flue gas enters the alkali liquor pool 2 from the air inlet pipe 3, continuously rises after being preliminarily reacted with the alkali liquor in the alkali liquor pool 2, and continuously rises after passing through the first air outlet 5 arranged on the first filter plate 4 and the second air outlet arranged on the air inlet cover 7 to be reacted with the sprayed alkali liquor again; the flue gas after reaction meets the alkali liquor that sprays down again after the third venthole 9 that sets up on second filter 8 is again through the horizontal hunting disturbance of gas diffusion piece 10, and the flue gas after the reaction continues to rise and meets the reaction with the alkali liquor that sprays down again after the spheroid filter layer, discharges from outlet duct 17 after the defogging of defogging board 16 at last.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. A multilayer spray flue gas desulfurization tower comprises a tower body (1), and is characterized in that an alkaline solution pool (2) is arranged at the bottom end inside the tower body (1), an air inlet pipe (3) communicated with the alkaline solution pool (2) is arranged at the bottom of one side of the tower body (1), a first filter plate (4) is arranged above the alkaline solution pool (2) inside the tower body (1), a plurality of first air outlet holes (5) are formed in the first filter plate (4), a sleeve pipe (6) with an opening at the upper end is arranged at the position, corresponding to the first air outlet holes (5), of the upper end of the first filter plate (4), an air inlet cover (7) with an opening at the lower end is sleeved outside the sleeve pipe (6), the height of the air inlet cover (7) is larger than that of the sleeve pipe (6), a plurality of second air outlet holes are formed in the side wall of the air inlet cover (7), a second filter plate (8) is arranged above the first filter plate (4) inside the tower body (1), a plurality of, the upper end of the second filter plate (8) is rotatably connected with a plurality of air diffusing pieces (10), the lower end of one side of each air diffusing piece (10) is connected with the second filter plate (8) through a torsion spring, each air diffusing piece (10) is provided with a through hole, a steel wire rope (11) is inserted into the through hole, the steel wire rope (11) and each air diffusing piece (10) are fixedly connected, one end of the steel wire rope (11) is connected with a piston rod, the other end of the piston rod extends out of the tower body (1) and is connected with a cylinder (12), a ball filtering layer is arranged above the second filter plate (8) in the tower body (1), the interior of the tower body (1) corresponds to the first filter plate (4), spraying pipes (13) are arranged above the second filter plate (8) and the ball filtering layer, the lower surface of each spraying pipe (13) is provided with a plurality of nozzles (14), the other ends of the spraying pipes (13) extend out of the tower body (1) and, an infusion pump is arranged on the infusion tube (15), the other end of the infusion tube (15) is connected with an alkaline solution pool (2), a demisting plate (16) is arranged above the spray pipe (13) on the uppermost layer in the tower body (1), and an air outlet pipe (17) is arranged at the top of the tower body (1).

2. The multi-layer spray flue gas desulfurization tower of claim 1, wherein the sphere filtering layer comprises a third filtering plate (18) disposed inside the tower body (1), the third filtering plate (18) is provided with a plurality of fourth air outlets (19) obliquely disposed, a plurality of layers of spheres (20) are disposed above the third filtering plate (18), the diameter of each layer of spheres (20) is sequentially reduced from bottom to top, and a separation net (21) is disposed between two adjacent layers of spheres (20).

3. The multi-layer spray flue gas desulfurization tower of claim 1, wherein said air diffusing sheet (10) is configured in an S-shaped configuration.