CN111351058A

CN111351058A - Industrial boiler burns waste gas energy-saving processing device

Info

Publication number: CN111351058A
Application number: CN201811580333.0A
Authority: CN
Inventors: 张欣欣
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-24
Filing date: 2018-12-24
Publication date: 2020-06-30

Abstract

The invention relates to the technical field of industrial waste gas treatment, in particular to an energy-saving treatment device for waste gas burned by an industrial boiler, which comprises an incinerator, a balance base, an exhaust port, a flue, a condenser, a water inlet, a water outlet, a waste gas treatment mechanism and a smoke outlet, wherein the balance base is arranged at the bottom of the incinerator; the method not only can treat the flue gas discharged by the incineration of the boiler, but also can recover and recycle the energy in the flue gas.

Description

Industrial boiler burns waste gas energy-saving processing device

Technical Field

The invention relates to the technical field of industrial waste gas treatment, in particular to an energy-saving treatment device for incineration waste gas of an industrial boiler.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy. The boiler is a water container heated on fire, a furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace. The hot water or steam generated in the boiler can directly provide heat energy for industrial production and people life, and can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into electric energy through a generator. The boiler for supplying hot water is called a hot water boiler, is mainly used for life, and has a small amount of application in industrial production. The boiler for generating steam is called as a steam boiler, often called as a boiler for short, and is widely used for thermal power stations, ships, locomotives and industrial and mining enterprises.

In the use of boilers in industrial production in China, the heat utilization rate of the boilers is low, smoke is an important way for energy consumption of industrial equipment, for example, the smoke exhaust energy consumption of the boilers is about 15%, the main energy consumption of other equipment, such as setting machines, drying machines, kilns and the like in the printing and dyeing industry, is discharged through the smoke, the smoke generated by burning the boilers contains a large amount of fuels which are not fully combusted, and the solid particles which are not fully combusted are discharged into the air, so that the problem that the atmosphere is seriously polluted is solved.

Disclosure of Invention

Aiming at the problems, the invention provides an energy-saving treatment device for incineration waste gas of an industrial boiler, which can treat the smoke discharged by the incineration of the boiler and can recover and recycle the energy in the smoke.

The invention is realized by the following technical scheme:

the utility model provides an industrial boiler burns energy-conserving processing apparatus of waste gas, the device is including burning furnace, balanced base, gas vent, flue, condenser, water inlet, delivery port, exhaust-gas treatment mechanism and outlet flue, burn the bottom of burning furnace and install balanced base, the top upper end fixedly connected with gas vent of burning furnace, the upper end of gas vent is connected with the flue, the condenser has been cup jointed on the bottom outer wall of flue, the left side lower extreme of condenser is connected with the water inlet, and the right side upper end is connected with the delivery port, the inner chamber upper end of flue is equipped with exhaust-gas treatment mechanism, the top of flue is connected with the outlet flue.

Including micropore filter screen, sponge adsorption net, clean room, nanometer photocatalyst net, diatom adsorption and filtration layer and active carbon filter layer among the exhaust-gas treatment mechanism, micropore filter screen fixed mounting is located the upper end of condenser mounted position in the flue inner chamber, clean room fixed mounting is in the inner chamber upper end of flue, the bottom of clean room is provided with the sponge adsorption net, be provided with nanometer photocatalyst net and diatom adsorption and filtration layer in the clean room, nanometer photocatalyst net is located the top of diatom adsorption and filtration layer, the top of flue is close to a smoke outlet department fixed mounting and has active carbon filter layer.

Preferably, a gas flow control valve is installed outside the exhaust port.

Preferably, a section of flue at the upper end of the condenser is gradually reduced in diameter.

Preferably, an annular condenser pipe is arranged in the condenser, the lower end of the condenser pipe is connected with the water inlet, and the upper end of the condenser pipe is connected with the water outlet.

Preferably, the nano photocatalyst net and the diatom adsorption and filtration layer are separated by a leakage plate.

The invention has the beneficial effects that:

1. this device sets up a condenser through the exhaust port department at incineration boiler, the condenser cup joints on the outer wall of flue, cold water in the condenser and the contact of flue, can give the waste heat on the flue outer wall and absorb, when the heat in the flue gas reduces, solid particle descends owing to losing the energy, fall into incineration boiler along the flue, the diameter of the flue in the condenser upper end diminishes gradually simultaneously, and be provided with the micropore screen leakage, therefore solid particle can be blockked and fall into the boiler and carry out the secondary incineration. After the condenser absorbs the waste heat in the flue, the waste heat can be utilized, so that the utilization rate of energy is improved.

2. This device is provided with exhaust-gas treatment mechanism in the flue, and when waste gas was discharged in the flue, through filtering and absorption layer upon layer, can be clear a large amount of solid particles in the flue gas to make the flue gas of following outlet flue exhaust up to standard, in order to reduce the pollution to the air.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1: the invention has a structure schematic diagram;

FIG. 2: the invention relates to a schematic diagram of a local structure of a flue connection;

in the figure: 1-incinerator, 2-balance base, 3-exhaust port, 4-flue, 5-condenser, 6-water inlet, 7-water outlet, 8-waste gas treatment mechanism, 81-microporous filter screen, 82-sponge adsorption net, 83-purification chamber, 84-nano photocatalyst net, 85-diatom adsorption filter layer, 86-active carbon filter layer, and 9-smoke outlet.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to FIGS. 1-2: the utility model provides an industrial boiler burns energy-conserving processing apparatus of waste gas, the device is including burning furnace 1, balanced base 2, the gas vent 3, flue 4, condenser 5, water inlet 6, delivery port 7, exhaust-gas treatment mechanism 8 and outlet flue 9, burn the bottom of burning furnace 1 and install balanced base 2, burn top upper end fixedly connected with gas vent 3 of burning furnace 1, the upper end of gas vent 3 is connected with flue 4, condenser 5 has been cup jointed on flue 4's the bottom outer wall, the left side lower extreme of condenser 5 is connected with water inlet 6, the right side upper end is connected with delivery port 7, the inner chamber upper end of flue 4 is equipped with exhaust-gas treatment mechanism 8, the top of flue 4 is connected.

The waste gas treatment mechanism 8 comprises a microporous filter screen 81, a sponge adsorption screen 82, a purification chamber 83, a nano photocatalyst screen 84, a diatom adsorption filter layer 85 and an active carbon filter layer 86, the microporous filter screen 81 is fixedly installed in the inner cavity of the flue 4 and is positioned at the upper end of the installation position of the condenser 5, the purification chamber 82 is fixedly installed at the upper end of the inner cavity of the flue 4, the sponge adsorption screen 83 is arranged at the bottom end of the purification chamber 82, the nano photocatalyst screen 84 and the diatom adsorption filter layer 85 are arranged in the purification chamber 82, the nano photocatalyst screen 84 is positioned above the diatom adsorption filter layer 85, and the active carbon filter layer 86 is fixedly installed at the position, close to the smoke outlet 9, of the top end.

Specifically, a gas flow control valve is installed on the outer side of the exhaust port 3; the diameter of a section of flue 4 at the upper end of the condenser 5 is gradually reduced; an annular condenser pipe is arranged in the condenser 5, the lower end of the condenser pipe is connected with a water inlet 6, and the upper end of the condenser pipe is connected with a water outlet 7; the nano photocatalyst net 84 and the diatom adsorption and filtration layer 85 are separated by a drain plate.

The invention is applied to the waste gas treatment of an industrial incineration boiler, cold water is put in from a water inlet 6 before use, and a water outlet 7 is connected with a water pipe; in use, raw materials are incinerated in the incinerator 1, the velocity of flue gas discharged from the exhaust port 2 is adjusted by the gas flow control valve, the flue gas is discharged upwards from the flue 4, the temperature of the flue gas with a large amount of heat is rapidly reduced under the action of the condenser 5 due to the fact that the condenser 5 is arranged at the lower end of the flue 4, solid particles in the flue gas with lost energy can fall downwards to the incinerator 1 to be incinerated again, and the solid particles which continuously rise are blocked by the side walls and the microporous filter screens 81 at the two sides at the narrowed part of the flue 4, so that the solid particles can be attached to or fall into the incinerator 1 to be incinerated again.

The flue gas passing through the microporous filter screen 81 passes through the sponge adsorption screen 82, particulate matters and harmful impurities in the flue gas are filtered again, the flue gas passes through the purifying chamber 83, the nano photocatalyst screen 84 and the diatom adsorption filter layer 85 are arranged in the purifying chamber 83, harmful substances in the flue gas are removed respectively, and the active carbon filter layer 86 is arranged at the outlet of the flue 4, so that foreign odor in the flue gas can be effectively removed, a good purifying effect is achieved, and the flue gas can reach the emission standard; is more environment-friendly.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an energy-conserving processing apparatus of industrial boiler incineration waste gas which characterized in that: the device comprises an incinerator (1), a balance base (2), an exhaust port (3), a flue (4), a condenser (5), a water inlet (6), a water outlet (7), a waste gas treatment mechanism (8) and a smoke outlet (9), wherein the balance base (2) is installed at the bottom of the incinerator (1), the exhaust port (3) is fixedly connected to the upper end of the top of the incinerator (1), the flue (4) is connected to the upper end of the exhaust port (3), the condenser (5) is sleeved on the outer wall of the bottom end of the flue (4), the water inlet (6) is connected to the lower end of the left side of the condenser (5), the water outlet (7) is connected to the upper end of the right side of the condenser, the waste gas treatment mechanism (8) is arranged at the upper end of an inner cavity of the flue (4;

including micropore filter screen (81), sponge adsorption net (82), clean room (83), nanometer photocatalyst net (84), diatom adsorption filter layer (85) and active carbon filter layer (86) in exhaust-gas treatment mechanism (8), micropore filter screen (81) fixed mounting is in flue (4) inner chamber, is located condenser (5) mounted position's upper end, clean room (82) fixed mounting is in the inner chamber upper end of flue (4), the bottom of clean room (82) is provided with sponge adsorption net (83), be provided with nanometer photocatalyst net (84) and diatom adsorption filter layer (85) in clean room (82), nanometer photocatalyst net (84) are located the top of diatom adsorption filter layer (85), the top of flue (4) is close to outlet flue (9) department fixed mounting and has active carbon filter layer (86).

2. The industrial boiler incineration exhaust gas energy-saving treatment device according to claim 1, characterized in that: and a gas flow control valve is arranged on the outer side of the exhaust port (3).

3. The industrial boiler incineration exhaust gas energy-saving treatment device according to claim 1, characterized in that: the diameter of a section of flue (4) at the upper end of the condenser (5) is gradually reduced.

4. The industrial boiler incineration exhaust gas energy-saving treatment device according to claim 1, characterized in that: an annular condenser pipe is arranged in the condenser (5), the lower end of the condenser pipe is connected with the water inlet (6), and the upper end of the condenser pipe is connected with the water outlet (7).

5. The industrial boiler incineration exhaust gas energy-saving treatment device according to claim 1, characterized in that: the nanometer photocatalyst net (84) and the diatom adsorption filtering layer (85) are separated by a leakage plate.