CN212523376U - Industrial boiler flue gas processing apparatus - Google Patents
Industrial boiler flue gas processing apparatus Download PDFInfo
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- CN212523376U CN212523376U CN202020750968.7U CN202020750968U CN212523376U CN 212523376 U CN212523376 U CN 212523376U CN 202020750968 U CN202020750968 U CN 202020750968U CN 212523376 U CN212523376 U CN 212523376U
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- shell
- flue gas
- heat exchange
- filter plate
- component
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model discloses an industrial boiler flue gas treatment device, which relates to the technical field of industrial boilers and comprises a first shell and a second shell which are arranged side by side, wherein a baffling component, a filtering component and a heat exchange component are sequentially arranged in the first shell from bottom to top, the baffling component consists of a plurality of baffles, and the baffles are distributed in a mutually staggered manner; the filter assembly comprises a filter plate, the filter plate is formed by mutually splicing a plurality of filter plate units into a whole, and the lower surface of each filter plate unit is provided with a filter bag; the heat exchange assembly comprises a plurality of heat exchange tubes, one end of each heat exchange tube is connected with the air blower after being integrated, the other end of each heat exchange tube is connected with the air inlet of the boiler after being integrated, and a plurality of spray heads are arranged on the heat exchange tubes; the first shell and the second shell are connected through a flue gas pipeline, one end of the flue gas pipeline is communicated with the inner cavity of the first shell, the other end of the flue gas pipeline extends to the bottom in the second shell, and desulfurization liquid is filled in the second shell. The utility model discloses collect dust removal, heat transfer, desulfurization in an organic whole, the energy consumption is low, and is efficient, and the running cost of enterprise is low.
Description
Technical Field
The utility model relates to an industrial boiler technical field especially relates to an industrial boiler flue gas processing apparatus.
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.
A large amount of dust-containing sulfur-containing flue gas is generated in the working process of the boiler, and immeasurable pollution to the environment is caused by directly discharging; along with the development of society, people's environmental protection consciousness is getting stronger and the country increases to environmental protection degree, and the current country has all set for emission standard to the emission of boiler flue gas, so current exhaust emission treatment requirement just more just higher. Most of the existing boiler flue gas treatment devices adopt a dust remover, a heat exchanger and a desulfurizing tower for multi-process treatment, and are complex and tedious, so that the operation cost of enterprises is overhigh.
Disclosure of Invention
An object of the utility model is to overcome the not enough of above-mentioned technique, provide an industrial boiler flue gas processing apparatus, collect dust removal, heat transfer, desulfurization in an organic whole, the energy consumption is low, and is efficient, and the running cost of enterprise is low.
In order to realize the purpose of the utility model, the utility model adopts the technical scheme that:
the industrial boiler flue gas treatment device comprises a first shell and a second shell which are arranged in parallel, and is characterized in that a deflection component, a filtering component and a heat exchange component are sequentially arranged in the first shell from bottom to top, a flue gas inlet is formed in the side wall of the first shell below the deflection component, an ash discharge port is formed in the bottom of the first shell below the deflection component, the deflection component consists of a plurality of baffles, and the baffles are distributed in a mutually staggered manner; the filter assembly comprises a filter plate, the filter plate is formed by mutually splicing a plurality of filter plate units into a whole, the outer edge of the filter plate is fixed on the inner side wall of the first shell, and the lower surface of each filter plate unit is provided with a filter bag; the heat exchange assembly comprises a plurality of hollow heat exchange tubes, one end of each heat exchange tube is connected with the air blower after being integrated, the other end of each heat exchange tube is connected with the air inlet of the boiler after being integrated, a plurality of spray heads are arranged on the heat exchange tubes, each spray head is provided with an electromagnetic valve, and the air injection direction of each spray head is respectively aligned to each filter plate unit; the first shell and the second shell are connected through a flue gas pipeline, one end of the flue gas pipeline is communicated with an inner cavity of the first shell above the heat exchange assembly, and the other end of the flue gas pipeline penetrates through the shell wall of the second shell and extends to the bottom in the second shell; and a desulfurization liquid is filled in the second shell, the desulfurization liquid submerges the end part of the flue gas pipeline, and a flue gas outlet is formed in the top of the second shell.
Further, the desulfurization solution is alkali liquor.
Further, the end part of the flue gas pipeline in the second shell is provided with an aeration head, so that the desulfurization is more sufficient.
Furthermore, the side wall of the lower part of the second shell is respectively provided with a desulfurization solution inlet and a desulfurization solution outlet, and the desulfurization solution inlet and the desulfurization solution outlet are respectively provided with a valve, so that alkali liquor can be conveniently replaced at any time.
Further, a PH value monitor is arranged at the bottom inside the second shell, and when the PH value of the desulfurization solution is lower than a set value, the desulfurization solution is replenished and replaced.
Furthermore, the lower part of the first shell is of a conical structure, so that ash is conveniently discharged.
Furthermore, a circular gasket is arranged between the filter bag and the filter plate unit, the filter bag sequentially penetrates through the outer edge of the filter bag, the gasket and the filter plate unit from bottom to top through a plurality of bolts to be fixed on the filter plate unit, and the filter bag is firmly installed and is convenient to replace.
The utility model has the advantages that:
(1) this device slows down and keeps off the ash in advance to the flue gas through the baffling subassembly, prevents that high-speed flue gas stream from causing the impact to the filter bag, reduces the load of filter bag simultaneously.
(2) Through filtering component, the dust in the flue gas is completely obstructed, and flue gas dust removal is realized.
(3) Carry out the heat transfer to high temperature flue gas through heat exchange assembly, the air in the heat exchange tube is sent into boiler auxiliary combustion after the heat transfer heating, reduces the energy consumption, is equipped with the shower nozzle that has the solenoid valve simultaneously on the heat exchange tube, after the dust accumulation reaches the certain degree on the filter bag, opens the solenoid valve and spouts the gas to the filter bag, realizes the filter bag deashing, guarantees the dust collection efficiency of filter bag.
(4) And finally desulfurizing and cooling the flue gas by using the desulfurizing liquid in the second shell, so that the discharged flue gas meets the national emission standard.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the installation structure of the filter plate unit and the filter bag of the present invention.
In the figure: the device comprises a first shell 1, a second shell 2, a baffling component 3, a filtering component 4, a heat exchange component 5, a flue gas inlet 6, an ash discharge port 7, a baffle 3.1, a filtering plate 4.1, a filtering plate unit 4.1, a filtering bag 4.2, a heat exchange tube 5.1, an air blower 5.2, a spray head 5.3, an electromagnetic valve 5.4, a flue gas pipeline 8, desulfurization liquid 9, a flue gas outlet 10, an aeration head 11, a desulfurization liquid inlet 12, a desulfurization liquid outlet 13, a pH value monitor 14, a valve 15, a gasket 4.3 and a bolt 4.4.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-2, an industrial boiler flue gas treatment device comprises a first shell 1 and a second shell 2 which are arranged in parallel, a deflection component 3, a filtering component 4 and a heat exchange component 5 are sequentially arranged in the first shell 1 from bottom to top, a flue gas inlet 6 is arranged on the side wall of the first shell 1 below the deflection component 3, an ash discharge port 7 is arranged at the bottom of the first shell 1 below the deflection component 3, the deflection component 3 is composed of a plurality of baffles 3.1, and the baffles 3.1 are distributed in a mutually staggered manner; the filter assembly 4 comprises a filter plate 4.1, the filter plate 4.1 is formed by mutually splicing a plurality of filter plate units 4.1.1 into a whole, the outer edge of the filter plate 4.1 is fixed on the inner side wall of the first shell 1, and the lower surface of each filter plate unit 4.1.1 is provided with a filter bag 4.2; the heat exchange component 5 comprises a plurality of hollow heat exchange tubes 5.1, one end of each heat exchange tube 5.1 is integrated and then connected with an air blower 5.2, the other end of each heat exchange tube 5.1 is integrated and then connected with an air inlet of the boiler, a plurality of spray heads 5.3 are arranged on the heat exchange tubes 5.1, each spray head 5.3 is provided with a solenoid valve 5.4, and the air injection direction of each spray head 5.3 is respectively aligned with each filter plate unit 4.1.1; the first shell 1 and the second shell 2 are connected through a flue gas pipeline 8, one end of the flue gas pipeline 8 is communicated with the inner cavity of the first shell 1 above the heat exchange assembly 5, the other end of the flue gas pipeline passes through the shell wall of the second shell 2 and extends to the bottom in the second shell 2, and an aeration head 11 is arranged at the end part of the flue gas pipeline 8 in the second shell 2, so that the desulfurization is more sufficient; the inside of the second shell 2 is provided with a desulfurization solution 9, wherein the desulfurization solution 9 is an alkali solution, the desulfurization solution 9 is over the end part of the flue gas pipeline 8, the top of the second shell 2 is provided with a flue gas outlet 10, the side wall of the lower part of the second shell 2 is respectively provided with a desulfurization solution inlet 12 and a desulfurization solution outlet 13, the desulfurization solution 9 is fed into the flue gas pipeline, the outlets are respectively provided with a valve 15, the alkali solution can be conveniently replaced at any time, the bottom of the second shell 2 is provided with a pH value monitor 14, and when the pH value of the desulfurization solution 9 is lower than a set value, the desulfurization solution 9 is supplemented and replaced.
The lower part of the first shell 1 is of a conical structure, so that ash is conveniently discharged.
The annular gasket 4.3 is arranged between the filter bag 4.2 and the filter plate unit 4.1.1, the filter bag 4.2 sequentially penetrates through the outer edge of the filter bag 4.2, the gasket 4.3 and the filter plate unit 4.1.1 from bottom to top through the bolts 4.4 to be fixed on the filter plate unit 4.1.1, and the filter bag 4.2 is firmly installed and is convenient to replace.
The technical means disclosed in the technical solution of the present invention is not limited to the technical means disclosed in the above embodiments, but also includes the technical solution formed by any combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.
Claims (7)
1. The industrial boiler flue gas treatment device comprises a first shell (1) and a second shell (2) which are arranged side by side, and is characterized in that a baffling component (3), a filtering component (4) and a heat exchange component (5) are sequentially arranged in the first shell (1) from bottom to top, a flue gas inlet (6) is formed in the side wall of the first shell (1) below the baffling component (3), an ash discharge port (7) is formed in the bottom of the first shell (1) below the baffling component (3), the baffling component (3) consists of a plurality of baffles (3.1), and the baffles (3.1) are distributed in a mutually staggered manner; the filter assembly (4) comprises a filter plate (4.1), the filter plate (4.1) is formed by mutually splicing a plurality of filter plate units (4.1.1) into a whole, the outer edge of the filter plate (4.1) is fixed on the inner side wall of the first shell (1), and the lower surface of each filter plate unit (4.1.1) is provided with a filter bag (4.2); the heat exchange component (5) comprises a plurality of hollow heat exchange tubes (5.1), one end of each heat exchange tube (5.1) is connected with an air blower (5.2) after being integrated, the other end of each heat exchange tube is connected with an air inlet of a boiler after being integrated, a plurality of spray heads (5.3) are arranged on each heat exchange tube (5.1), each spray head (5.3) is provided with a solenoid valve (5.4), and the air injection direction of each spray head (5.3) is respectively aligned with each filter plate unit (4.1.1); the first shell (1) is connected with the second shell (2) through a flue gas pipeline (8), one end of the flue gas pipeline (8) is communicated with the inner cavity of the first shell (1) above the heat exchange assembly (5), and the other end of the flue gas pipeline penetrates through the wall of the second shell (2) and extends to the inner bottom of the second shell (2); and a desulfurization liquid (9) is arranged in the second shell (2), the desulfurization liquid (9) submerges the end part of the flue gas pipeline (8), and a flue gas outlet (10) is formed in the top of the second shell (2).
2. The flue gas treatment device of the industrial boiler according to claim 1, wherein the desulfurization solution (9) is an alkali solution.
3. The flue gas treatment device of the industrial boiler according to the claim 1, characterized in that the end of the flue gas pipe (8) in the second shell (2) is provided with an aerator (11).
4. The flue gas treatment device of the industrial boiler according to claim 1, wherein the side wall of the lower part of the second shell (2) is respectively provided with a desulfurization solution inlet (12) and a desulfurization solution outlet (13), and the inlet and the outlet of the desulfurization solution (9) are respectively provided with a valve (15).
5. The flue gas treatment device of the industrial boiler according to claim 1, wherein a pH monitor (14) is arranged at the bottom in the second shell (2).
6. The flue gas treatment device of the industrial boiler according to the claim 1, characterized in that the lower part of the first shell (1) is a conical structure.
7. The flue gas treatment device of the industrial boiler according to claim 1, wherein a circular gasket (4.3) is arranged between the filter bag (4.2) and the filter plate unit (4.1.1), and the filter bag (4.2) is fixed on the filter plate unit (4.1.1) by passing through the near outer edge of the filter bag (4.2), the gasket (4.3) and the filter plate unit (4.1.1) from bottom to top in sequence through a plurality of bolts (4.4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020750968.7U CN212523376U (en) | 2020-05-09 | 2020-05-09 | Industrial boiler flue gas processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020750968.7U CN212523376U (en) | 2020-05-09 | 2020-05-09 | Industrial boiler flue gas processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212523376U true CN212523376U (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020750968.7U Active CN212523376U (en) | 2020-05-09 | 2020-05-09 | Industrial boiler flue gas processing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212523376U (en) |
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2020
- 2020-05-09 CN CN202020750968.7U patent/CN212523376U/en active Active
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