CN212108327U

CN212108327U - White system disappears suitable for high temperature flue gas

Info

Publication number: CN212108327U
Application number: CN202020671651.4U
Authority: CN
Inventors: 蒋海涛; 张玉斌; 李刚; 马志良; 杜亚玉
Original assignee: Shandong Boran Power Technology Co ltd
Current assignee: Shandong Boran Power Technology Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-12-08
Anticipated expiration: 2030-04-28

Abstract

The utility model relates to the technical field of environmental engineering, and a white system that disappears suitable for high temperature flue gas is disclosed, including the condensation heat transfer case, the condensation heat transfer case is rectangular box, and the inside of condensation heat transfer case is hollow, in the utility model, when white system operation disappears, high temperature flue gas gets into exhaust-heat boiler, and the flue gas temperature reduces, and exhaust-heat boiler produces steam after absorbing the flue gas heat; the flue gas continues to flow and gets into air heater, the flue gas after the desulfurization just gets into the dehumidification of cooling in the condensation heat transfer case, after the flue gas passes through conveyer pipe entering condensation heat transfer case, at this moment the excircle top layer of condenser pipe will with the pollutant contact in the flue gas, at this moment alright remove with driving the carriage release lever through the sliding block, at this moment the brush piece just can be scrubbed the condenser pipe top layer in the inside of condensation heat transfer case, and can put into the clearance liquid through the tap hole to the inside of condensation heat transfer case, the brush piece has just reached the effect of automatic clearance condenser pipe like this.

Description

White system disappears suitable for high temperature flue gas

Technical Field

The utility model relates to an environmental engineering technical field especially relates to a white system that disappears suitable for high temperature flue gas.

Background

At present, the industries of steel, paper making, electric power and the like in China widely adopt a wet desulphurization technology to treat the flue gas, the flue gas at a desulphurization outlet is in a wet saturation state, and the white smoke phenomenon can occur after the flue gas is discharged through a chimney. The liquid drops carried by the wet flue gas machinery contain a large amount of salts, and the water drops in the discharged flue gas can generate salt particles with huge amount and tiny particle size after being evaporated, thereby having negative influence on the environment. The existing high-temperature flue gas white elimination system in the market has the advantages that when desulfurized flue gas enters a condensation heat exchanger for cooling and dehumidifying, some pollutants in the flue gas can be in contact with a condensing pipe inside equipment, so that the surface layer of the condensing pipe is covered with pollutants, and the pollutants cannot be well cleaned.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model mainly solves the technical problems existing in the prior art and provides a white eliminating system suitable for high-temperature flue gas.

(II) technical scheme

In order to achieve the above object, the utility model adopts the following technical scheme, a white eliminating system suitable for high temperature flue gas, comprising a condensation heat exchange box, wherein the condensation heat exchange box is a rectangular box body, the inside of the condensation heat exchange box is hollow, a fixed plate is fixedly installed on the wall surface below the inside of the condensation heat exchange box, the fixed plate is an L-shaped plate, the fixed plate is totally provided with two groups, the opposite side of the fixed plate is provided with pipe orifices which are round ports, the pipe orifices are eighteen groups, the pipe orifices respectively penetrate through the wall surface on the opposite side of the fixed plate, the corresponding wall surface on one side of the fixed plate is respectively and fixedly connected with a condensing pipe, the condensing pipe is a round pipeline, the inside of the condensing pipe is hollow, the condensing pipe is totally provided with nine groups, the left end and the right end of the condensing pipe are respectively and fixedly connected with the fixed plate, the wall surface in front, the square groove is a rectangular groove, the inside of the square groove is hollow, the square groove penetrates through the front wall surface of the condensation heat exchange box and extends to the inside of the condensation heat exchange box all the time, a moving rod is arranged inside the square groove and is a rectangular rod, the moving rod penetrates through the square groove and extends to the inside of the condensation heat exchange box all the time, a sliding block is fixedly mounted on the front wall surface of the moving rod positioned outside the square groove and is a rectangular block, a fixed sleeve is fixedly mounted at the front end of the moving rod positioned inside the condensation heat exchange box and is a rectangular sleeve, a hairbrush block is fixedly mounted on the front wall surface of the fixed sleeve and is a rectangular hairbrush, a liquid discharge port is formed in the upper wall surface of the condensation heat exchange box and is a rectangular opening, three groups of liquid discharge ports are arranged in total, and the liquid discharge ports penetrate through the upper wall surface of the condensation heat exchange box respectively, an air inlet is formed in the left side wall surface of the condensation heat exchange box and is a rectangular opening, and the interior of the air inlet is hollow.

Preferably, the below wall of condensation heat transfer case is provided with holds the groove, holds the groove and be trapezoidal groove, and holds the inside in groove and be hollow, the discharge port has been seted up to the inside below wall that holds the groove, and the discharge port is rectangular opening, the left end of condensation heat transfer case is equipped with the desulfurizing tower, and the desulfurizing tower is rectangular sweetener, desulfurizing tower and external equipment fixed connection.

Preferably, the right side wall fixed mounting of desulfurizing tower has the conveyer pipe, and the conveyer pipe is circular shape pipeline, and the inside of conveyer pipe is hollow, the right-hand member and the air intake connection of conveyer pipe, the left end of desulfurizing tower is equipped with steam heater, and steam heater is rectangular heater, and steam heater and external equipment fixed connection.

Preferably, fixedly connected with conveyer pipe between conveyer pipe and the desulfurizing tower, steam heater's front end is equipped with air heater, and air heater is rectangular preheater, air heater and external equipment fixed connection, air heater and steam heater's corresponding lateral wall fixedly connected with conveyer pipe.

Preferably, a waste heat boiler is arranged at the front end of the air preheater, the waste heat boiler is a rectangular waste heat device, the waste heat boiler is fixedly connected with an external device for use, and a conveying pipe is fixedly connected to the corresponding side wall surface of the waste heat boiler and the air preheater.

Advantageous effects

The utility model provides a white system disappears suitable for high temperature flue gas. The method has the following beneficial effects:

(1) when the white smoke elimination system runs, the high-temperature smoke enters the waste heat boiler, the temperature of the smoke is reduced, and the waste heat boiler absorbs the heat of the smoke to generate steam; the flue gas continues to flow and gets into air heater, get into the desulfurizing tower after with the indirect heat transfer of air, flue gas after the desulfurization just gets into the dehumidification of cooling down in the condensation heat transfer case, after the flue gas passes through the conveyer pipe and gets into the condensation heat transfer case, the flue gas can be followed the mouth of pipe and got into the condenser pipe insidely, at this moment the excircle top layer of condenser pipe will with the pollutant contact in the flue gas, the condensation heat transfer case can not clear up the flue gas completely, at this moment alright remove about removing in order to drive the carriage release lever through the sliding block, at this moment the brush piece just can be scrubbed the condenser pipe top layer in the inside of condensation heat transfer case, and can put into the cleaning fluid through the tap to the inside of condensation heat transfer case, the brush piece.

(2) This white system that disappears suitable for high temperature flue gas, after flue gas after the desulfurization gets into the condensation heat transfer case, the waste heat of low temperature flue gas and the condensation latent heat of the vapor in the flue gas heat, and the flue gas after the heat transfer is discharged from the outside, and the comdenstion water will fall the entering and hold the groove, is provided with the discharge port in the bottom that holds the groove, and the comdenstion water passes through the discharge port and discharges into the outside again, holds the groove like this and has just reached the effect of automatic emission.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a sectional view of the inside of the heat exchange box of the present invention;

fig. 3 is a partial schematic view of the discharge port of the present invention.

Illustration of the drawings:

1 condensing heat exchange box, 2 fixed plates, 3 pipe orifices, 4 condenser pipes, 5 square grooves, 6 moving rods, 7 sliding blocks, 8 fixed sleeves, 9 brush blocks, 10 liquid discharging ports, 11 air inlets, 12 containing grooves, 13 discharging ports, 14 desulfurizing towers, 15 conveying pipes, 16 steam heaters, 17 air preheaters and 18 waste heat boilers.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): a white elimination system suitable for high-temperature flue gas is shown in figures 1-3 and comprises a condensation heat exchange box 1, wherein the condensation heat exchange box 1 is a rectangular box body, the inside of the condensation heat exchange box 1 is hollow, a fixing plate 2 is fixedly installed on the wall surface below the inside of the condensation heat exchange box 1, the fixing plate 2 is an L-shaped plate, two groups of fixing plates 2 are arranged totally, a pipe orifice 3 is arranged on one side opposite to the fixing plate 2, the pipe orifice 3 is a circular round opening, eighteen groups of pipe orifices 3 are arranged totally, the pipe orifices 3 penetrate through the wall surface on one side opposite to the fixing plate 2 respectively, condensing pipes 4 are fixedly connected to the wall surface on one side corresponding to the fixing plate 2 respectively, the condensing pipes 4 are circular pipelines, the inside of the condensing pipes 4 is hollow, the total number of nine groups of the condensing pipes 4 are arranged, and the left and right ends of the condensing pipes 4 are fixedly connected, the condensation heat exchange box comprises a condensation heat exchange box 1, and is characterized in that a square groove 5 is arranged on the front wall surface of the condensation heat exchange box 1, the square groove 5 is a rectangular groove, the inside of the square groove 5 is hollow, the square groove 5 penetrates through the front wall surface of the condensation heat exchange box 1 and extends into the condensation heat exchange box 1, a moving rod 6 is arranged inside the square groove 5, the moving rod 6 is a rectangular rod, the moving rod 6 penetrates through the square groove 5 and extends into the condensation heat exchange box 1, a sliding block 7 is fixedly arranged on the front wall surface of the moving rod 6 positioned outside the square groove 5, the sliding block 7 is a rectangular block, a fixed sleeve 8 is fixedly arranged at the front end of the moving rod 6 positioned inside the condensation heat exchange box 1, the fixed sleeve 8 is a rectangular sleeve, a hairbrush block 9 is fixedly arranged on the front wall surface of the fixed sleeve 8, the hairbrush block 9 is a rectangular hairbrush, a liquid discharge port 10 is arranged on the upper wall, the liquid discharging ports 10 are rectangular ports, three groups of liquid discharging ports 10 are arranged in total, the liquid discharging ports 10 penetrate through the upper wall surface of the condensation heat exchange box 1 respectively, the left side wall surface of the condensation heat exchange box 1 is provided with an air inlet 11, the air inlet 11 is a rectangular port, the interior of the air inlet 11 is hollow, the lower wall surface of the condensation heat exchange box 1 is provided with a containing groove 12, the containing groove 12 is a trapezoidal groove, the interior of the containing groove 12 is hollow, the lower wall surface of the interior of the containing groove 12 is provided with a discharge port 13, the discharge port 13 is a rectangular opening, the left end of the condensation heat exchange box 1 is provided with a desulfurizing tower 14, the desulfurizing tower 14 is rectangular desulfurizing equipment, the desulfurizing tower 14 is fixedly connected with external equipment, the right side wall surface of the desulfurizing tower 14 is fixedly provided with a conveying pipe 15, the conveying pipe 15 is a circular pipeline, and the interior of the conveying pipe 15 is hollow, the right end of the conveying pipe 15 is connected with the air inlet 11, the left end of the desulfurizing tower 14 is provided with a steam heater 16, the steam heater 16 is a rectangular heater, and the steam heater 16 is fixedly connected with external equipment, a conveying pipe 15 is fixedly connected between the conveying pipe 15 and the desulfurizing tower 14, an air preheater 17 is arranged at the front end of the steam heater 16, the air preheater 17 is a rectangular preheater, the air preheater 17 is fixedly connected with external equipment, the wall surface of one side of the air preheater 17 corresponding to the steam heater 16 is fixedly connected with a conveying pipe 15, the front end of the air preheater 17 is provided with a waste heat boiler 18, the waste heat boiler 18 is a rectangular waste heat device, the waste heat boiler 18 is fixedly connected with an external device, and the corresponding side wall surfaces of the waste heat boiler 18 and the air preheater 17 are also fixedly connected with a conveying pipe 15.

The utility model discloses a theory of operation: when the white exhaust system operates, high-temperature flue gas enters the waste heat boiler 18, the temperature of the flue gas is reduced, and the waste heat boiler 18 generates steam after absorbing heat of the flue gas; the flue gas continues to flow and gets into air heater 17, get into desulfurizing tower 14 after with the indirect heat transfer of air, the flue gas after the desulfurization just gets into condensing heat exchange case 1 in the dehumidification of cooling down, after the flue gas gets into condensing heat exchange case 1 through conveyer pipe 15, the flue gas can be followed mouth of pipe 3 and get into inside condenser pipe 4, at this moment condenser pipe 4's excircle top layer will with the pollutant contact in the flue gas, condensing heat exchange case 1 can not clear up the flue gas completely, at this moment alright remove about removing with driving carriage release lever 6 through sliding block 7, at this moment brush piece 9 just can be scrubbed condenser pipe 4 top layer in condensing heat exchange case 1's inside, and can put into the cleaning fluid through tap 10 to condensing heat exchange case 1's inside, brush piece 9 has just reached the effect of automatic clearance condenser pipe 4 like this.

After the desulfurized flue gas enters the condensing heat exchange box 1, the residual heat of the low-temperature flue gas and the condensation latent heat of the water vapor in the flue gas are heated, the flue gas after heat exchange is discharged from the outside, the condensed water can fall into the containing groove 12, the bottom of the containing groove 12 is provided with the discharge port 13, and the condensed water is discharged into the outside through the discharge port 13, so that the containing groove 12 achieves the effect of automatic discharge.

The foregoing shows and describes the fundamental principles and principal features of the invention, namely the advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a white system disappears suitable for high temperature flue gas, includes condensing heat exchange box (1), the left end of condensing heat exchange box (1) is equipped with desulfurizing tower (14), the right side wall fixed mounting of desulfurizing tower (14) has conveyer pipe (15), the left end of desulfurizing tower (14) is equipped with steam heater (16), the front end of steam heater (16) is equipped with air heater (17), the front end of air heater (17) is equipped with exhaust-heat boiler (18), its characterized in that: fixed plate (2) are fixedly mounted on the wall surface below the inside of condensation heat exchange box (1), the opposite side of fixed plate (2) is provided with pipe orifice (3), pipe orifice (3) run through the wall surface on the opposite side of fixed plate (2) respectively, the corresponding side wall surface of fixed plate (2) is fixedly connected with condenser pipe (4) respectively, both ends respectively with fixed plate (2) fixed connection about condenser pipe (4), air intake (11) have been seted up to the wall surface on the left side of condensation heat exchange box (1), the wall surface below of condensation heat exchange box (1) is provided with holds groove (12), hold the wall surface below the inside of groove (12) and seted up discharge port (13).

2. The system of claim 1, wherein the system is adapted for white elimination of high temperature flue gas: the front wall surface of the condensation heat exchange box (1) is provided with a square groove (5), and the square groove (5) penetrates through the front wall surface of the condensation heat exchange box (1) and extends to the inside of the condensation heat exchange box (1).

3. The system of claim 2, wherein the system is adapted for white elimination of high temperature flue gas: and a moving rod (6) is arranged in the square groove (5), and the moving rod (6) penetrates through the square groove (5) and extends to the interior of the condensation heat exchange box (1).

4. The system of claim 3, wherein the system is characterized in that: the place ahead wall fixed mounting who is located carriage release lever (6) in the outside of square groove (5) has sliding block (7), is located the front end fixed mounting of the inside carriage release lever (6) of condensation heat transfer case (1) has fixed cover (8), the place ahead wall fixed mounting of fixed cover (8) has brush piece (9).

5. The system of claim 1, wherein the system is adapted for white elimination of high temperature flue gas: the upper wall surface of the condensation heat exchange box (1) is provided with a liquid discharging port (10), and the liquid discharging port (10) penetrates through the upper wall surface of the condensation heat exchange box (1) respectively.