CN214130745U - Boiler waste gas treatment device - Google Patents
Boiler waste gas treatment device Download PDFInfo
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- CN214130745U CN214130745U CN202022362831.7U CN202022362831U CN214130745U CN 214130745 U CN214130745 U CN 214130745U CN 202022362831 U CN202022362831 U CN 202022362831U CN 214130745 U CN214130745 U CN 214130745U
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- dust
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- waste gas
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Abstract
The utility model discloses a boiler waste gas treatment device, which relates to the field of boiler waste gas treatment equipment structures and comprises a first draught fan, a dust remover, a sulfur compound removing groove, a second draught fan and a water and dust removing device which are sequentially connected through pipelines; the sulfur-containing compound removing tank is internally provided with a sulfur-removing absorbent containing limestone, the bottom of the sulfur-containing compound removing tank is introduced with reaction air and introduced into a pipeline, and the top of the sulfur-containing compound removing tank is provided with a horizontally and transversely arranged cooling spray device; the inside cross-section of water and dust removing device is the type of falling U structure, is close to the inner wall upper portion of sulphur removal compound groove one side is equipped with and hinders the liquid ring, it washes spray set to hinder liquid ring below, keep away from the below that sulphur removal compound groove one side in the water and dust removing device and be equipped with the gas vent. Through the utility model discloses a waste gas treatment device can carry out the effective time of getting rid of to the coal-fired dust in the waste gas with contain sulphur compound, guarantees that the gas after handling can discharge safely.
Description
Technical Field
The utility model relates to a boiler exhaust-gas treatment equipment structure field, in particular to boiler exhaust-gas treatment device.
Background
The coal-fired industrial boiler is generally used for industrial production and heating, most of the boilers are low-pressure, low-temperature and small-capacity boilers, the combustion of fire beds is more, the heat efficiency is lower, and the boilers are main air pollution sources. The main driving force of the factory is electric power and heat, the two energy sources are derived from coal, the emission of dust and sulfur-containing compounds is increased year by year, and the atmospheric environment and the biological health are seriously threatened. The existing industrial boiler waste gas treatment device has poor treatment effect, so that when industrial boiler waste gas is treated, the industrial boiler waste gas cannot be thoroughly treated, the industrial boiler waste gas is discharged into the air, the surrounding air is easily polluted, and the treatment effect of the industrial boiler waste gas treatment device is reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a boiler exhaust treatment device solves the current not good problem of boiler exhaust treatment effect.
In order to solve the technical problem, the utility model discloses a technical scheme does:
a boiler waste gas treatment device comprises a first induced draft fan, a dust remover, a sulfur compound removal tank, a second induced draft fan and a water and dust removal device which are sequentially connected through pipelines;
the sulfur-containing compound removing tank is internally provided with a sulfur-removing absorbent containing limestone, the bottom of the sulfur-containing compound removing tank is introduced with reaction air and introduced into a pipeline, and the top of the sulfur-containing compound removing tank is provided with a horizontally and transversely arranged cooling spray device;
the inside cross-section of water and dust removing device is the type of falling U structure, is close to the inner wall upper portion of sulphur removal compound groove one side is equipped with and hinders the liquid ring, it washes spray set to hinder liquid ring below, keep away from the below that sulphur removal compound groove one side in the water and dust removing device and be equipped with the gas vent.
Preferably, a heat exchanger is installed in front of the first induced draft fan.
Preferably, the dust remover is two bag dust removers connected, the bag dust remover comprises a dust remover main body, an ash receiving bag and an ash valve, the ash receiving bag is of a funnel structure and is arranged at the lower part of the dust remover main body, the ash valve is arranged at the bottom of the ash receiving bag, and a window is arranged at the upper part of the ash receiving bag.
Preferably, the ash valve is an electromagnetic valve.
Preferably, a plurality of calcium carbonates are arranged at the bottom of the sulfur compound removal tank.
Preferably, a plurality of flow limiting plates are arranged in the middle of the sulfur compound removal tank.
Adopt above-mentioned technical scheme, through the utility model discloses a waste gas treatment device can carry out the effective time of getting rid of to the coal-fired dust in the waste gas with contain sulphur compound, guarantees that the gas after handling can discharge safely, and can guarantee the security and the validity of reaction among the reaction sequence.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1-a first induced draft fan, 2-a heat exchanger, 3-a dust collector main body, 4-an ash collecting cloth bag, 5-an ash discharging valve, 6-a window, 7-a sulfur compound removing tank, 8-a cooling spray device, 9-a flow limiting plate, 10-a liquid blocking ring, 11-a flushing spray device, 12-an exhaust port and 13-a second induced draft fan.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, a boiler waste gas treatment device comprises a first induced draft fan 1, a dust remover, a sulfur compound removal tank 7, a second induced draft fan 13 and a water and dust removal device which are sequentially connected through pipelines;
a desulfurization absorbent containing limestone is arranged in the sulfur compound removal tank 7, a reaction air inlet pipeline (not shown) is introduced into the bottom of the sulfur compound removal tank 7, and a horizontal and transverse cooling spray device 8 is arranged at the top in the sulfur compound removal tank 7;
the inside cross-section of water and dust removing device is the type of falling U structure, is close to the inner wall upper portion of the sulphur compound groove 7 one side of removing is equipped with and hinders liquid ring 10, it washes spray set 11 to hinder liquid ring 10 below, the below of keeping away from sulphur compound groove 7 one side in the water and dust removing device is equipped with gas vent 12.
When the device is used, the reaction coal ash is introduced into the dust remover through the first induced draft fan 1, the coal ash dust in the reaction coal ash is removed under the action of the dust remover, the reaction coal ash after the coal ash dust is removed is introduced into the sulfur compound removing groove 7, the desulfurization absorbent reacts with oxygen blown into the reaction coal ash after the coal ash dust is removed at the bottom of the sulfur compound removing groove 7 to generate CaSO 4.2H2O, SO that the purpose of removing SO2 is achieved, the reaction temperature can be effectively regulated and controlled through the cooling spray device 8 arranged at the top in the sulfur compound removing groove 7 to prevent dangers, the coal ash and the desulfurized gas enter the water and dust removing device under the cooling of the cooling spray device 8 through the driving of the second induced draft fan 13, the dust and the desulfurized waste gas can be washed through the washing spray device 11, the water-washed gas can effectively remove the moisture in the gas through the liquid blocking ring 10, and is discharged through the exhaust port 12.
Through the utility model discloses a waste gas treatment device can carry out the time of effectively getting rid of to the coal-fired dust in the waste gas with contain sulphur compound, guarantees that the gas after handling can discharge safely, and can guarantee the security and the validity of reaction among the reaction sequence.
In order to guarantee the utility model discloses a waste gas treatment effect, and the coal-fired can produce a large amount of heats, influence the life of follow-up equipment, install heat exchanger 2 before first draught fan 1, can carry out precooling in advance to the gas that has a large amount of heats that the coal produced and handle, guarantee the utility model discloses a treatment effect and the life of equipment.
In order to further promote the utility model discloses a waste gas treatment effect, the dust remover is two sack cleaners of continuous usefulness, removes dust through carrying out the secondary to coal-fired waste gas, can guarantee that the dust of exhaust waste gas is detached in a large number, the sack cleaner includes dust remover main part 3, connects grey sack 4 and ash valve 5, connect grey sack 4 to be funnel structural mounting in the lower part of dust remover main part 3, ash valve 5 is installed connect the bottom of grey sack 4, connect grey sack 4 upper portion and seted up window 6, can will connect the coal ash gathering that grey sack 4 received in the ash sack 4 and connect grey sack 4 bottom, observe through window 6, when the coal ash height that connects in grey sack 4 reaches the early warning height, discharge coal ash through ash valve 5, realize the collection and the discharge of most coal ash.
For the convenience of the staff is right the utility model discloses an operation, ash valve 5 is the solenoid valve, can carry out remote control, prevents that the staff from getting into the factory building and absorbing a large amount of coal ashes, and can promote the clean and tidy degree and the degree of safety of factory building.
In order to further promote the utility model discloses a desulfurization effect, for being equipped with a plurality of calcium carbonate, can guarantee the 7 bottoms in the sulphur compound groove of taking off the utility model discloses a take off the effectual reaction strength of calcium carbonate in the sulphur compound groove 7 interior desulfurization absorbent.
In order to further promote the utility model discloses a desulfurization effect, it has a plurality of current-limiting plates 9 to take off mid-mounting in the sulphur compound groove 7, can stop the reaction coal ash after removing the coal ash dust in taking off sulphur compound groove 7 more, can carry out arbitrary adjustment to current-limiting plate 9's position in the in-service use process, and the reaction coal ash after the coal ash dust that only can guarantee to remove carries out effective stop in taking off sulphur compound groove 7 to guarantee the utility model discloses a desulfurization effect.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (6)
1. A boiler exhaust treatment device, characterized in that: comprises a first induced draft fan (1), a dust remover, a sulfur compound removing groove (7), a second induced draft fan (13) and a water and dust removing device which are connected in sequence through pipelines;
a desulfurization absorbent containing limestone is arranged in the sulfur compound removal tank (7), a reaction air inlet pipeline is introduced into the bottom of the sulfur compound removal tank (7), and a cooling spray device (8) horizontally and transversely arranged is mounted at the top in the sulfur compound removal tank (7);
the inside cross-section of water and dust removing device is the type of falling U structure, is close to the inner wall upper portion of sulphur removal compound groove (7) one side is equipped with hinders liquid ring (10), it washes spray set (11) to hinder liquid ring (10) below, keep away from the below of sulphur removal compound groove (7) one side in the water and dust removing device and be equipped with gas vent (12).
2. The boiler exhaust gas treatment device according to claim 1, characterized in that: and a heat exchanger (2) is arranged in front of the first induced draft fan (1).
3. The boiler exhaust gas treatment device according to claim 1, characterized in that: the dust remover is two sack dust removers of using jointly, the sack dust remover includes dust remover main part (3), connects grey sack (4) and ash valve (5), connect grey sack (4) to be the funnel structural installation the lower part of dust remover main part (3), ash valve (5) are installed connect the bottom of grey sack (4), connect grey sack (4) upper portion and seted up window (6).
4. The boiler exhaust gas treatment device according to claim 3, characterized in that: the ash valve (5) is an electromagnetic valve.
5. The boiler exhaust gas treatment device according to claim 1, characterized in that: the bottom of the sulfur compound removing tank (7) is provided with a plurality of calcium carbonates.
6. The boiler exhaust gas treatment device according to claim 1, characterized in that: and a plurality of flow limiting plates (9) are arranged in the middle of the sulfur compound removing tank (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022362831.7U CN214130745U (en) | 2020-10-21 | 2020-10-21 | Boiler waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022362831.7U CN214130745U (en) | 2020-10-21 | 2020-10-21 | Boiler waste gas treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214130745U true CN214130745U (en) | 2021-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022362831.7U Active CN214130745U (en) | 2020-10-21 | 2020-10-21 | Boiler waste gas treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214130745U (en) |
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2020
- 2020-10-21 CN CN202022362831.7U patent/CN214130745U/en active Active
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