CN212039738U

CN212039738U - Wet desulphurization absorption tower

Info

Publication number: CN212039738U
Application number: CN202020162278.XU
Authority: CN
Inventors: 李勇
Original assignee: Ningxia Zhongtai Furui Technology Co ltd
Current assignee: Ningxia Zhongtai Furui Technology Co ltd
Priority date: 2020-02-11
Filing date: 2020-02-11
Publication date: 2020-12-01
Anticipated expiration: 2030-02-11

Abstract

The utility model discloses a wet flue gas desulfurization absorption tower relates to absorption tower technical field, comprising a tower body, the inside of tower body is fixed with the distributing groove, and the inside of distributing groove is provided with the multiunit and leads to the groove, the inside that leads to the groove all is provided with holds the chamber, one side of tower body is provided with the intake pipe that extends to holding intracavity portion, one side of tower body is provided with the feed liquor pipe that extends to tower body inside, and feed liquor union coupling has the dispersion pipe, and the bottom of dispersion pipe all is connected with the multiunit water jet. The utility model discloses a logical groove in the distributing box, make the flue gas from leading to groove upward movement respectively, siphunculus feed liquor pipe is spout the thick liquid from the water jet, make the thick liquid enter into the flue gas that leads to the groove in every group, make the flue gas that leads to the groove in every group can fully absorb, make its absorption effect better, and the rotation through the worm wheel, make the worm wheel drive the worm downstream, make the worm drive the brush body enter into leading to the groove, will adhere to and brush downwards dropping at the adsorbate that leads to inslot portion, better cooperation distributing box's use.

Description

Wet desulphurization absorption tower

Technical Field

The utility model relates to an absorption tower technical field specifically is a wet flue gas desulfurization absorption tower.

Background

Wet desulphurization, the characteristic is that the desulfurization system is located the end of flue, behind the dust remover, the reaction temperature of desulfurization process is less than the dew point, so the flue gas after the desulfurization needs reheating just can discharge, because be the gas-liquid reaction, its desulfurization reaction rate is fast, efficient, desulfurization additive high-usage, if use lime as the desulfurizer, when Ca/S equals 1, can reach 90% desulfurization rate, be fit for the flue gas desulfurization of large-scale coal fired power plant.

The inside of the existing absorption tower usually uses alkaline limestone slurry to absorb acid oxides in the flue gas, but the flue gas is unevenly distributed, the slurry is unevenly mixed, and the using effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the wet desulphurization absorption tower is provided for solving the problems that the inside of the existing absorption tower usually uses alkaline limestone slurry to absorb acidic oxides in flue gas, the flue gas is unevenly distributed, the slurry is unevenly mixed, and the using effect is not good.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wet flue gas desulfurization absorption tower, includes the tower body, the inside of tower body is fixed with the distributing box, and the inside of distributing box is provided with the multiunit and leads to the groove, the inside that leads to the groove all is provided with holds the chamber, one side of tower body is provided with the intake pipe that extends to holding intracavity portion, one side of tower body is provided with the feed liquor pipe that extends to the tower body inside, and the feed liquor union coupling has the dispersion pipe, and the bottom of dispersion pipe all is connected with the multiunit water jet, the inside of tower body is provided with the multiunit brush body, and the top of the brush body is fixed with the connecting rod, the top of connecting rod is fixed with the worm that extends to the tower body top, the top of tower body is rotated and is.

Preferably, the number of the brush bodies and the number of the through grooves are multiple groups, and each group of brush bodies are respectively positioned right above the through grooves.

Preferably, the dispersion pipe forms a plurality of sets of gaps which are mutually matched with the brush body.

Preferably, the inner walls of the cavities are provided with air outlets extending to the outer sides of the through grooves.

Preferably, the number of the cavities is multiple, and the multiple cavities are connected with each other through a through pipe.

Preferably, the end of the worm wheel is connected with the output end of the motor, the liquid inlet pipe is connected with slurry through the pump body, and the air inlet pipe is connected with the air outlet end of the air blower.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model makes the smoke gas move upwards from the through grooves respectively through the through grooves in the distribution groove, and sprays the slurry from the water spray opening through the liquid inlet pipe, so that the slurry enters the smoke gas in the through grooves, and the smoke gas in each group of through grooves can be fully absorbed, thereby having better absorption effect;

2. the utility model discloses a rotation of worm wheel makes the worm wheel drive the worm downstream, makes the worm drive the brush body and enters into logical groove, will adhere to and lead to the inside adsorbate brush of inslot and drop downwards, the use in better cooperation distributing groove.

Drawings

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

fig. 2 is a schematic top view of the distribution tank of the present invention;

fig. 3 is a schematic structural view of the liquid inlet pipe of the present invention.

In the figure: 1. a tower body; 2. a distribution groove; 3. a through groove; 4. a cavity; 5. an air outlet; 6. an air inlet pipe; 7. a liquid inlet pipe; 8. a dispersion pipe; 9. a water jet; 10. a connecting rod; 11. a worm gear; 12. a worm; 13. A brush body; 14. an air outlet pipe; 15. a pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a wet desulfurization absorption tower comprises a tower body 1, a distribution groove 2 is fixed inside the tower body 1, a plurality of groups of through grooves 3 are arranged inside the distribution groove 2, an accommodating chamber 4 is arranged inside each through groove 3, an air inlet pipe 6 extending into the accommodating chamber 4 is arranged on one side of the tower body 1, a liquid inlet pipe 7 extending into the tower body 1 is arranged on one side of the tower body 1, the liquid inlet pipe 7 is connected with a dispersion pipe 8, a plurality of groups of water spray nozzles 9 are connected to the bottom of the dispersion pipe 8, a plurality of groups of brush bodies 13 are arranged inside the tower body 1, a connecting rod 10 is fixed on the top of each brush body 13, a worm 12 extending into the top of the tower body 1 is fixed on the top of the connecting rod 10, a worm wheel 11 meshed with the worm 12 is rotatably connected to the top of the tower body 1.

The utility model discloses a logical groove 3 in the distributing box 2 makes the flue gas from leading to upward movement in groove 3 respectively, and through feed liquor pipe 7 with the thick liquid from the blowout of water jet 9, make the thick liquid enter into the flue gas that leads to in groove 3, make the flue gas that leads to in groove 3 of every group can fully absorb, make its absorption effect better.

Please refer to fig. 1 and 2, the number of the brush bodies 13 and the through slots 3 are multiple, and each group of brush bodies 13 is located right above the through slots 3; the dispersion pipes 8 form a plurality of groups of gaps which are matched with the brush bodies 13, so that the brush bodies 13 can enter the through grooves 3 through the gaps more conveniently.

Please refer to fig. 2, the inner walls of the cavities 4 are provided with air outlets 5 extending to the outer sides of the through slots 3, so that the air can enter more uniformly.

Please refer to fig. 2, the number of the cavities 4 is multiple, and the multiple cavities 4 are connected to each other through the duct 15, so that the air flows, the air is injected into the through groove 3, the generated calcium sulfite is oxidized, and the formation of gypsum is assisted.

Please refer to fig. 1, the end of the worm wheel 11 is connected to the output end of the motor, the liquid inlet pipe 7 is connected to the slurry through the pump body, the air inlet pipe 6 is connected to the air outlet end of the blower, so that the worm 12 drives the brush 13 to enter the through groove 3 for cleaning.

The working principle is as follows: the flue gas enters the tower body 1, the air enters the containing cavity 4 through the air inlet pipe 6, and then enters the containing cavity4 flows into a through pipe 15 and is discharged from an air outlet 5, the pump body drives the slurry to enter a liquid inlet pipe 7 and is sprayed downwards through a water spraying port 9, SO that the slurry reacts with the flue gas entering the through groove 3, and the acidic oxide SO in the flue gas is removed₂And other pollutants HCL, HF and the like are absorbed, the flue gas is fully purified, the air exhausted from the air outlet 5 reacts with the slurry after absorbing SO2 to generate CaSO3, the CaSO 4.2H2O is generated through in-situ forced oxidation and crystallization, gypsum is obtained after dehydration and falls into the bottom of the tower body 1, the worm gear 11 rotates to drive the worm 12 to downwards drive the brush body 13 to enter the through groove 3, and the inner wall of the through groove 3 is cleaned.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a wet flue gas desulfurization absorption tower, includes tower body (1), its characterized in that: the inside of tower body (1) is fixed with distributing groove (2), and the inside of distributing groove (2) is provided with the logical groove of multiunit (3), the inside that leads to groove (3) all is provided with holds chamber (4), one side of tower body (1) is provided with and extends to the intake pipe (6) that holds the chamber (4) inside, one side of tower body (1) is provided with and extends to the inside feed liquor pipe (7) of tower body (1), and feed liquor pipe (7) are connected with dispersion tube (8), and the bottom of dispersion tube (8) all is connected with multiunit water jet (9), the inside of tower body (1) is provided with multiunit brush body (13), and the top of brush body (13) is fixed with connecting rod (10), the top of connecting rod (10) is fixed with worm (12) that extend to tower body (1) top, the top of tower body (1) is rotated and is connected with worm wheel (11) with worm (12), an air outlet pipe (14) is arranged on one side of the top of the tower body (1).

2. The wet desulfurization absorption tower according to claim 1, wherein: the number of the brush bodies (13) and the number of the through grooves (3) are multiple, and each group of brush bodies (13) is respectively positioned right above the through grooves (3).

3. The wet desulfurization absorption tower according to claim 1, wherein: the dispersion pipe (8) forms a plurality of groups of gaps which are matched with the brush body (13).

4. The wet desulfurization absorption tower according to claim 1, wherein: the inner wall of the accommodating cavity (4) is provided with an air outlet (5) extending to the outer side of the through groove (3).

5. The wet desulfurization absorption tower according to claim 1, wherein: the number of the containing cavities (4) is multiple, and the multiple containing cavities (4) are connected with each other through a through pipe (15).

6. The wet desulfurization absorption tower according to claim 1, wherein: the tail end of the worm wheel (11) is connected with the output end of the motor, the liquid inlet pipe (7) is connected with slurry through the pump body, and the air inlet pipe (6) is connected with the air outlet end of the air blower.