CN213037717U

CN213037717U - Wet-method coal gas desulfurization tower

Info

Publication number: CN213037717U
Application number: CN202021593016.5U
Authority: CN
Inventors: 唐远志
Original assignee: Sichuan Hengyang Wall Material Co ltd
Current assignee: Sichuan Hengyang Wall Material Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-04-23
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a wet gas desulfurization tower, which comprises a filter box, wherein an air inlet communicated with the inside of the filter box is arranged at the middle position of the lower end face of the filter box, sliding grooves are formed in the middle positions of two sides of the inside of the filter box, a rectangular frame is connected in the sliding grooves in a sliding manner, a filter screen is fixedly connected at the lower end in the rectangular frame, filter cotton is fixedly connected at the upper end face of the filter screen in the rectangular frame, and a sealing door convenient for taking out the rectangular frame is arranged at the middle position of the left side face of the filter box; the utility model discloses a four branch pipes that set up on the breather pipe can make the coal gas dispersion get into the desulfurization case, and then the area of contact of multiplicable coal gas and alkali lye can stir alkali lye through the stirring plectrum that sets up in the desulfurization bottom of the case portion simultaneously, and then make the coal gas dispersion for coal gas and alkali lye contact are more abundant, and then improve desulfurization effect greatly.

Description

Wet-method coal gas desulfurization tower

Technical Field

The utility model relates to a sweetener technical field specifically is a wet process gas desulfurization tower.

Background

The coal gas is gas containing combustible components and prepared by processing coal as a raw material, has various types and complex components, and can be generally divided into natural coal gas and artificial coal gas. The coal gas can be used as fuel or raw material for synthesizing ammonia, synthesizing petroleum, organic synthesis, hydrogen production, etc. The gas furnace is a reaction furnace for producing gas, water gas and semi-water gas. The furnace body is cylindrical, the shell is made of steel plates or is built by bricks, the lining is provided with refractory bricks, and the furnace body is provided with feeding equipment, a blast pipeline, a gas pipeline and the like.

The coal gas generally needs to be subjected to desulfurization and desulfurization treatment in the manufacturing process, however, the existing equipment for desulfurizing the coal gas generally only performs desulfurization once when performing desulfurization, so that the desulfurization efficiency is low, sulfur in the coal gas is difficult to remove completely, meanwhile, the coal gas contains dust and particle impurities, and if the dust and the particle impurities are not treated, the quality of the coal gas is greatly influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wet process coal gas desulfurization tower to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a wet-process gas desulfurization tower comprises a filter box, wherein an air inlet communicated with the inside of the filter box is arranged in the middle of the lower end face of the filter box, sliding grooves are formed in the middle of two sides of the inside of the filter box, a rectangular frame is connected in the sliding grooves in a sliding mode, a filter screen is fixedly connected to the position of the lower end of the rectangular frame, filter cotton is fixedly connected to the position, located on the upper end face of the filter screen, of the rectangular frame, and a sealing door convenient for taking out the rectangular frame is arranged in the middle of the left side face of the filter box;

the four angular positions of the upper end surface of the filter box are fixedly connected with supporting upright posts, the upper end of each supporting upright post is fixedly connected with a desulfurization box, the central position of the upper end surface of the filter box is provided with a vent pipe communicated with the filter box, one end of the vent pipe, far away from the filter box, is provided with at least four branch pipes used for being communicated with the desulfurization box, the four branch pipes are internally provided with one-way valves, the bottom of the desulfurization box is provided with alkali liquor, and a stirring assembly used for stirring the alkali liquor is arranged in the desulfurization box;

the desulfurization case right side is equipped with the water pump, and the input and the desulfurization bottom of the case portion intercommunication of water pump, the output of water pump is equipped with and is used for spraying alkali lye to the desulfurization incasement and carry out the subassembly that sprays that the secondary is desulfurized to coal gas, desulfurization case upper end position still is equipped with the gas outlet with the inside intercommunication of desulfurization case.

Preferably, stir the subassembly and include the rotation axis, the rotation axis rotates and connects the inside lower extreme position of desulfurization case, fixedly connected with is used for stirring the stirring plectrum of alkali lye on the rotation axis, desulfurization case left side position fixedly connected with is used for driving the rotation axis and carries out the pivoted motor.

Preferably, the spraying assembly comprises a spraying pipe, one end of the spraying pipe is connected to the output end of the water pump, and the other end of the spraying pipe is located on the position inside the desulfurization box and fixedly connected with a plurality of atomizing nozzles.

Preferably, desulfurization case left side upper end is equipped with the filling opening of being convenient for add alkali lye, desulfurization case right side lower extreme still is equipped with the discharge port that is used for discharging alkali lye, and all installs the valve on discharge port and the filling opening.

Preferably, four equal fixedly connected with landing legs of terminal surface under the rose box.

Preferably, a handle convenient for pulling the sealing door is installed on the sealing door.

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

1. the utility model discloses a filter screen in the filter box can adsorb the filtration to dust and particulate matter in the coal gas with filtering the cotton, and then improves the purity of coal gas, can open the sealing door simultaneously and take the rectangle frame out when the plant maintenance, and then can conveniently clear up or change filter screen and filter the cotton.

2. The utility model discloses a four branch pipes that set up on the breather pipe can make the coal gas dispersion get into the desulfurization case, and then the area of contact of multiplicable coal gas and alkali lye can stir alkali lye through the stirring plectrum that sets up in the desulfurization bottom of the case portion simultaneously, and then make the coal gas dispersion for coal gas and alkali lye contact are more abundant, and then improve desulfurization effect greatly.

3. The utility model discloses a water pump of setting on the desulfurization case can pump alkali lye to the atomizer of desulfurization incasement portion, then through the atomizer blowout, and then can carry out the secondary desulfurization to the coal gas that emits from alkali lye for the desulfurization is more thorough.

Drawings

Fig. 1 is a schematic structural diagram of a wet gas desulfurization tower.

Fig. 2 is a schematic diagram of the internal structure of a wet gas desulfurization tower.

Fig. 3 is a schematic left-side view of the inside of a filter box in a wet gas desulfurization tower.

Fig. 4 is a schematic top view of a rectangular frame in a wet gas desulfurization tower.

Fig. 5 is a schematic view of the interior of a filter box in a wet gas desulfurization tower.

Fig. 6 is a schematic view of a stirring paddle in a wet gas desulfurization tower.

Wherein: 1 filter tank, 2 sealing doors, 3 vent pipes, 4 branch pipes, 5 one-way valves, 6 motors, 7 stirring pieces, 8 desulfurization tanks, 9 atomizing nozzles, 10 air outlets, 11 spray pipes, 12 rotating shafts, 13 water pumps, 14 supporting upright columns, 15 filter cotton, 16 filter screens, 17 air inlets, 18 sliding grooves, 19 rectangular frames and 20 alkali liquor.

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. 1-6, in an embodiment of the present invention, a wet gas desulfurization tower includes a filter box 1, an air inlet 17 communicated with the inside of the filter box 1 is disposed at a middle position of a lower end surface of the filter box 1, sliding grooves 18 are disposed at middle positions of two sides inside the filter box 1, a rectangular frame 19 is slidably connected in the sliding grooves 18, a filter screen 16 is fixedly connected at a lower end position in the rectangular frame 19, filter cotton 15 is fixedly connected at a position on an upper end surface of the filter screen 16 in the rectangular frame 19, and a sealing door 2 convenient for taking out the rectangular frame 19 is disposed at a middle position of a left side surface of the filter box 1;

four angular positions of the upper end surface of the filter box 1 are fixedly connected with supporting upright posts 14, the upper end of each supporting upright post 14 is fixedly connected with a desulfurization box 8, a vent pipe 3 communicated with the filter box 1 is installed in the center of the upper end surface of the filter box 1, one end, far away from the filter box 1, of each vent pipe 3 is provided with at least four branch pipes 4 communicated with the desulfurization box 8, one-way valves 5 are installed in the four branch pipes 4, the bottom of the desulfurization box 8 is provided with alkali liquor 20, and a stirring assembly used for stirring the alkali liquor 20 is arranged in the desulfurization box 8;

a water pump 13 is arranged on the right side of the desulfurization box 8, the input end of the water pump 13 is communicated with the bottom of the desulfurization box 8, a spraying assembly for spraying alkali liquor 20 into the desulfurization box 8 to carry out secondary desulfurization on the coal gas is arranged at the output end of the water pump 13, and an air outlet 10 communicated with the inside of the desulfurization box 8 is further arranged at the upper end of the desulfurization box 8; a liquid adding opening convenient for adding alkali liquor 20 is formed in the upper end of the left side of the desulfurization box 8, a discharge opening used for discharging the alkali liquor 20 is further formed in the lower end of the right side of the desulfurization box 8, and valves are mounted on the discharge opening and the liquid adding opening; four corners of the lower end face of the filter box 1 are fixedly connected with supporting legs; the sealing door 2 is provided with a handle which is convenient for pulling the sealing door 2; the utility model discloses a filter screen 16 and filter pulp 15 in the rose box 1 can adsorb the dust and the particulate matter in the coal gas and filter, and then improve the purity of coal gas, can open sealing door 2 simultaneously when the plant maintenance and take rectangle frame 19 out, and then can conveniently clear up or change filter screen 16 and filter pulp 15.

The stirring assembly comprises a rotating shaft 12, the rotating shaft 12 is rotatably connected to the lower end position inside the desulfurization box 8, a stirring sheet 7 for stirring alkali liquor 20 is fixedly connected to the rotating shaft 12, and a motor 6 for driving the rotating shaft 12 to rotate is fixedly connected to the left side position of the desulfurization box 8; the utility model discloses a stirring plectrum 7 that sets up in 8 bottoms of desulfurization case can mix alkali lye 20, and then makes the coal gas dispersion for coal gas and the contact of alkali lye 20 are more abundant, and then improve desulfurization effect greatly.

The spraying assembly comprises a spraying pipe 11, one end of the spraying pipe 11 is connected to the output end of a water pump 13, and the other end of the spraying pipe 11 is fixedly connected with a plurality of atomizing nozzles 9 at positions inside the desulfurization box 8; the utility model discloses a water pump 13 of setting on desulfurization case 8 can pump alkali lye 20 to 8 inside atomizer 9 of desulfurization cases, then spout through atomizer 9, and then can carry out the secondary desulfurization to the coal gas that emerges from alkali lye 20 for the desulfurization is more thorough.

The utility model discloses a theory of operation is: the utility model discloses when using, through letting in coal gas from air inlet 17, the coal gas that lets in filters dust and particulate matter in the coal gas through filter screen 16 and filter pulp 15, then coal gas disperses after breather pipe 3 and branch pipe 4, coal gas through branch pipe 4 emerges from the bottom of alkali lye 20, then disperse coal gas through stirring plectrum 7, stir alkali lye 20 simultaneously, and then make coal gas and alkali lye 20 contact more abundant, carry out desulfurization once to coal gas, coal gas can react with atomizer 9 spun alkali lye 20 after emerging from alkali lye 20, carry out the secondary desulfurization, make desulfurization more thorough.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a wet process coal gas desulfurizing tower, includes rose box (1), its characterized in that: an air inlet (17) communicated with the interior of the filter box (1) is formed in the middle of the lower end face of the filter box (1), sliding grooves (18) are formed in the middle of two sides of the interior of the filter box (1), a rectangular frame (19) is connected in the sliding grooves (18) in a sliding mode, a filter screen (16) is fixedly connected to the lower end position of the rectangular frame (19), filter cotton (15) is fixedly connected to the position, located on the upper end face of the filter screen (16), of the rectangular frame (19), and a sealing door (2) convenient to take out the rectangular frame (19) is formed in the middle of the left side face of the filter box (1);

four angular positions of the upper end face of the filter box (1) are fixedly connected with supporting upright columns (14), the upper end of each supporting upright column (14) is fixedly connected with a desulfurization box (8), a vent pipe (3) communicated with the filter box (1) is installed in the center of the upper end face of the filter box (1), at least four branch pipes (4) communicated with the desulfurization box (8) are installed at one end, away from the filter box (1), of the vent pipe (3), one-way valves (5) are installed in the four branch pipes (4), alkali liquor (20) is arranged at the bottom of the desulfurization box (8), and a stirring assembly used for stirring the alkali liquor (20) is arranged in the desulfurization box (8);

desulfurization case (8) right side is equipped with water pump (13), and the input and desulfurization case (8) bottom intercommunication of water pump (13), the output of water pump (13) is equipped with and is used for spraying alkali lye (20) to desulfurization case (8) in and carries out the subassembly that sprays that the secondary is desulfurized to the coal gas, desulfurization case (8) upper end position still is equipped with gas outlet (10) with inside intercommunication of desulfurization case (8).

2. The wet gas desulfurization tower according to claim 1, wherein the stirring assembly comprises a rotating shaft (12), the rotating shaft (12) is rotatably connected to the lower end of the inside of the desulfurization tank (8), the rotating shaft (12) is fixedly connected with a stirring paddle (7) for stirring the alkali liquor (20), and the left side of the desulfurization tank (8) is fixedly connected with a motor (6) for driving the rotating shaft (12) to rotate.

3. The wet gas desulfurization tower according to claim 1, wherein the spray assembly comprises a spray pipe (11), one end of the spray pipe (11) is connected to the output end of the water pump (13), and the other end of the spray pipe (11) is fixedly connected with a plurality of atomization nozzles (9) at the position inside the desulfurization box (8).

4. The wet gas desulfurization tower according to claim 1, wherein a liquid filling port for conveniently adding alkali liquor (20) is arranged at the upper end of the left side of the desulfurization box (8), a discharge port for discharging the alkali liquor (20) is further arranged at the lower end of the right side of the desulfurization box (8), and valves are respectively arranged on the discharge port and the liquid filling port.

5. The wet gas desulfurization tower of claim 1, wherein four corners of the lower end surface of the filter box (1) are fixedly connected with support legs.

6. The wet gas desulfurization tower according to claim 1, wherein the sealing door (2) is provided with a handle for pulling the sealing door (2).