CN218188908U - Novel ammonia, two media of technology water absorb mixing device - Google Patents

Abstract

The utility model discloses a novel two media of ammonia, process water absorb mixing arrangement has the process water entry, the barrel, spiral agitating unit, choked flow mixing arrangement, the export of technology aqueous ammonia, gas ammonia uniform distributor, gas ammonia entry, on-line monitoring aqueous ammonia mouth is constituteed, and gas ammonia mixes effectually with the process water, and the mixing efficiency is high.

Description

Novel ammonia, two media of technology water absorb mixing device

Technical Field

The utility model relates to a boiler flue gas desulfurization device, which directly relates to a novel ammonia and process water two-medium absorption mixing device.

Background

The currently common ammonia flue gas desulfurization technology in China mainly comprises the steps of repeatedly absorbing oxysulfide in flue gas through a large amount of spraying circulation, oxidizing a dilute ammonium sulfate solution through a high-pressure oxidation fan at a large flow rate, adding prefabricated ammonia water through process medium circulation in the process, and finally obtaining a product through large-flow circulation concentration crystallization.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a gas ammonia mixes the absorbing effect with water good, prepares efficient apparatus for producing, solves prior art preparation inefficiency, mixes the poor problem of absorbing effect.

The purpose of the utility model is realized like this:

a novel ammonia gas and process water two-medium absorption mixing device comprises a process water inlet, a cylinder body, a spiral stirring device, a flow blocking mixing device, a process ammonia water outlet, a gas ammonia uniform distributor, a gas ammonia inlet and an online ammonia water monitoring port, wherein the process water inlet is a hollow cone platform rolled by a carbon steel plate, the inner wall of the process water inlet is lined with glass flake resin, the rear end of the process water inlet is welded at the left end of the cylinder body, the cylinder body is a hollow cylinder with the right end closed and rolled by the carbon steel plate, the inner wall of the cylinder body is lined with the glass flake resin, and the inner wall of the right end of the cylinder body is lined with the glass flake resin; the gas ammonia uniform distributor is a hollow spiral body rolled by a stainless steel pipe, is coaxially arranged in the cylinder body and is fixedly and integrally connected with the inner wall of the cylinder body, round holes are uniformly distributed on the outer wall of the left section of the gas ammonia uniform distributor, a spiral stirring device is welded at the right section of the gas ammonia uniform distributor along the spiral inner ring, and the spiral stirring device is a spiral body rolled by a carbon steel plate; the outer wall of the spiral stirring device is lined with glass flake resin; the process ammonia water outlet is a hollow cylinder rolled by a carbon steel plate, the inner wall of the hollow cylinder is lined with glass flake resin, and the hollow cylinder is coaxially welded at the right end of the cylinder body and communicated with the cylinder body; a gas ammonia inlet is formed in the upper part of the right side of the cylinder body in a hole welding mode and is connected with a gas ammonia distributor, and an online ammonia monitoring water gap is formed in the outer wall of the cylinder body on the right side of the gas ammonia inlet in a hole welding mode; the flow-resisting mixing device is coaxially arranged at the right end of the barrel and fixedly and integrally connected with the barrel, the flow-resisting mixing device is composed of a large carbon steel circular plate, a small carbon steel circular plate and a connecting column, a round hole is formed in the center of the large carbon steel circular plate, the small carbon steel circular plate is arranged right above the round hole and is connected with the large carbon steel circular plate through the connecting column, and glass flake resin is lined inside and outside the flow-resisting mixing device.

The utility model has the advantages that:

gaseous ammonia gets into gaseous ammonia uniform distributor by gaseous ammonia entry, and spout through the round hole on the gaseous ammonia uniform distributor outer wall, the process water gets into in the barrel by the process water entry, gaseous ammonia passes through heliciform gaseous ammonia uniform distributor blowout and process water contact mixing area grow, it is more abundant to mix, gaseous ammonia absorbs more fully, the liquid after the mixture passes through spiral agitating unit stirring and mixes, unabsorbed gaseous ammonia is absorbed the mixture once more, ammonia and water mix more fully, the mixed liquid after the stirring flows by big carbon steel circular plate centre bore, flow by the side after being blockked by little carbon steel circular plate, further increase the dwell time of mixed liquid in the barrel, further improve the mixed effect, novel scale, the inside glass resin that applies ointment or plaster of process water two media absorption mixing arrangement, further improve the mixed effect, through on-line detection device real-time supervision aqueous ammonia finished product data, ensure that aqueous ammonia technology index is qualified, the mixed effect is good, mixing efficiency is high.

Drawings

FIG. 1 is a schematic diagram showing a novel ammonia gas and process water two-medium absorption mixing device of the invention;

fig. 2 shows a schematic diagram of a structure of the choke mixing device of the present invention, and the present invention is further described with reference to fig. 1 and 2.

Detailed Description

A novel ammonia gas and process water two-medium absorption mixing device comprises a process water inlet 1, a cylinder 2, a spiral stirring device 3, a flow-resisting mixing device 4, a process ammonia water outlet 5, a gas ammonia uniform distributor 6, a gas ammonia inlet 7 and an online ammonia monitoring water gap 8, wherein the process water inlet 1 is a hollow cone platform made of carbon steel plates, glass scale resin is lined on the inner wall of the process water inlet 1, the rear end of the process water inlet 1 is welded at the left end of the cylinder 2, the cylinder 2 is a hollow cylinder with the right end closed and made of carbon steel plates, glass scale resin is lined on the inner wall of the cylinder 2, and glass scale resin is lined on the inner wall of the right end of the cylinder 2; the gas ammonia uniform distributor 6 is a hollow spiral body rolled by a stainless steel pipe, is coaxially arranged in the cylinder body 2 and is fixedly and integrally connected with the inner wall of the cylinder body 2, round holes are uniformly distributed on the outer wall of the left section of the gas ammonia uniform distributor 6, a spiral stirring device 3 is welded at the position of the right section of the gas ammonia uniform distributor 6 along the spiral inner ring, and the spiral stirring device 3 is a spiral body rolled by a carbon steel plate; the outer wall of the spiral stirring device 3 is lined with glass flake resin; the process ammonia water outlet 5 is a hollow cylinder rolled by a carbon steel plate, the inner wall of the hollow cylinder is lined with glass flake resin, and the hollow cylinder is coaxially welded at the right end of the cylinder body 2 and communicated with the cylinder body 2; a gas ammonia inlet 7 is formed in the upper portion of the right side of the cylinder 2 in a hole welding mode, the gas ammonia inlet 7 is connected with a gas ammonia uniform distributor 6, and an online monitoring ammonia water gap 8 is formed in the hole welding mode in the outer wall of the cylinder on the right side of the gas ammonia inlet 7; the choked flow mixing device 4 is coaxially arranged at the right end of the barrel body 2 and is fixedly and integrally connected with the barrel body 2, the choked flow mixing device 4 is composed of a large carbon steel circular plate, a small carbon steel circular plate and a connecting column, a round hole is formed in the center of the large carbon steel circular plate, the small carbon steel circular plate is arranged right above the round hole and is connected with the large carbon steel circular plate through the connecting column, and glass flake resin is lined inside and outside the choked flow mixing device 4.

The working principle is as follows:

gaseous ammonia gets into gas ammonia uniform distributor 6 by gas ammonia entry 7, and spout through the round hole on the gas ammonia uniform distributor 6 outer wall, the process water gets into in the barrel 2 by process water entry 1, gaseous ammonia spouts through heliciform gas ammonia uniform distributor 6 and contacts the mixed area grow with the process water, mix more fully, it is more abundant that gas ammonia absorbs, the liquid after mixing stirs the mixture through spiral agitating unit 3, unabsorbed gas ammonia is absorbed the mixture again, ammonia mixes more fully with water, the mixed liquid after the stirring gets into choked flow mixing arrangement 4, flow out by the big carbon steel circular plate centre bore, flow out by the side after being stopped by little carbon steel circular plate, further increase the mixed liquid dwell time in the barrel 2, further improve the mixing effect, novel, the inside glass flake resin that applies ointment or plaster of process water two media absorption mixing arrangement, further improve the mixing effect, ammonia finished product data is monitored in real time through setting up on-line monitoring device at on-line monitoring ammonia mouth 8, ensure that aqueous ammonia process index is qualified, the aqueous ammonia is discharged and is got into next process.

Claims (1)

1. A novel ammonia and process water two-medium absorption mixing device comprises a process water inlet (1), a cylinder body (2), a spiral stirring device (3), a flow-blocking mixing device (4), a process ammonia water outlet (5), a gas ammonia uniform distributor (6), a gas ammonia inlet (7) and an online ammonia monitoring water gap (8), and is characterized in that the process water inlet (1) is a hollow cone platform rolled by a carbon steel plate, glass scale resin is lined on the inner wall of the process water inlet (1), the rear end of the process water inlet (1) is welded at the left end of the cylinder body (2), the cylinder body (2) is a hollow cylinder with a closed right end rolled by a carbon steel plate, glass scale resin is lined on the inner wall of the cylinder body (2), and glass scale resin is lined on the inner wall of the right end of the cylinder body (2); the gas ammonia uniform distributor (6) is a hollow spiral body rolled by a stainless steel pipe, is coaxially arranged in the barrel (2) and is fixedly and integrally connected with the inner wall of the barrel (2), round holes are uniformly distributed on the outer wall of the left section of the gas ammonia uniform distributor (6), the spiral stirring device (3) is welded at the position of the right section of the gas ammonia uniform distributor (6) along the inner circle of a spiral, and the spiral stirring device (3) is a spiral body rolled by a carbon steel plate; the outer wall of the spiral stirring device (3) is lined with glass flake resin; the process ammonia water outlet (5) is a hollow cylinder rolled by a carbon steel plate, the inner wall of the process ammonia water outlet is lined with glass flake resin, and the process ammonia water outlet is coaxially welded at the right end of the cylinder body (2) and communicated with the cylinder body (2); the gas ammonia inlet (7) is welded on the upper portion of the right side of the cylinder body (2) through a hole, the gas ammonia inlet (7) is connected with the gas ammonia uniform distributor (6), and an online monitoring ammonia water gap (8) is welded on the outer wall of the cylinder body on the right side of the gas ammonia inlet (7) through a hole; the coaxial setting of choked flow mixing arrangement (4) is in barrel (2) right-hand member, and with barrel (2) fixed body connects, choked flow mixing arrangement (4) comprises big carbon steel circular slab, little carbon steel circular slab, spliced pole, big carbon steel circular slab center sets up the round hole, little carbon steel circular slab sets up directly over the round hole, and with big carbon steel circular slab passes through the spliced pole is connected, choked flow mixing arrangement (4) inside and outside lining glass scale resin.

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