CN218687824U - Smoke outlet spraying dust-settling device for desulfurization and denitrification - Google Patents

Abstract

The utility model discloses a smoke outlet spray dust device that SOx/NOx control was used, including going out tobacco pipe way, advancing the cigarette kuppe, advancing the tobacco pipe, going out the cigarette kuppe, going out the tobacco pipe, circulating water tank, dust fall water pipe, preceding shower head, back spray shower head, circulating water pump, raceway and circulating pipe, it sets firmly in a tobacco pipe way one side to advance the cigarette kuppe, it sets firmly in the one end of advancing the cigarette kuppe and keeping away from out the tobacco pipe way to advance the tobacco pipe, it sets firmly in one side of going out the tobacco pipe way and keeping away from into the cigarette kuppe to go out the cigarette kuppe, it locates out the one end that the tobacco pipe way was kept away from out to go out the tobacco pipe by play cigarette kuppe, circulating water tank sets firmly in a tobacco pipe way below. The utility model belongs to the technical field of exhaust gas purification, specifically provide a set up twice and spray dust fall structure, carry out abundant dust fall to the flue gas, filter screen around the setting, impurity in the effective filtration flue gas, the flue-outlet that desulfurization and denitration that the practicality is high, low cost, dust fall are effectual, reasonable in design used sprays dust device.

Description

Smoke outlet spraying dust-settling device for desulfurization and denitrification

Technical Field

The utility model belongs to the technical field of exhaust-gas purification, specifically indicate a smoke outlet sprays dust device that SOx/NOx control used.

Background

As a large amount of harmful smoke and dust and harmful gas are discharged in the industries such as coal burning and the like, the pollution treatment force of the country is continuously increased and the environmental protection discharge standard is more and more strict for the long-term development in the future, so that the flue gas needs to be subjected to desulfurization and denitrification treatment. When carrying out SOx/NOx control to the flue gas and handling, still need remove dust and fall the processing to the flue gas, guarantee subsequent treatment, but discovery when current exhaust-gas treatment equipment uses sometimes the smoke and dust dwell at the time of spray column too short, can't get rid of the particulate matter in the smoke and dust completely, this operation that will be unfavorable for subsequent desulfurization to be out of stock, some spray dust fall equipment do not carry out reasonable recovery to the water resource simultaneously, have also caused unnecessary water waste. Therefore, a novel smoke outlet spraying dust-settling device for desulfurization and denitrification is urgently needed to solve the difficult problems.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned current difficult problem, the utility model provides a set up the twice and spray dust fall structure, carry out abundant dust fall to the flue gas, the filter screen around setting, effectively filter the impurity in the flue gas, the outlet flue that desulfurization and denitration that the practicality is high, low cost, dust fall are effectual, reasonable in design used sprays dust device.

The utility model adopts the following technical scheme: the utility model relates to a smoke outlet spraying dust-settling device for desulfurization and denitrification, which comprises a smoke outlet pipeline, a smoke inlet guide cover, a smoke inlet pipe, a smoke outlet guide cover, a smoke outlet pipe, a circulating water tank, a dust settling water pipe, a front spray head, a rear spray head, a circulating water pump, a water conveying pipe and a circulating water pipe, the smoke inlet flow guide cover is fixedly arranged on one side of the smoke outlet pipeline, the smoke inlet pipe is fixedly arranged on one end of the smoke inlet flow guide cover far away from the smoke outlet pipeline, the smoke outlet flow guide cover is fixedly arranged on one side of the smoke outlet pipeline far away from the smoke inlet flow guide cover, the smoke outlet pipeline is arranged at one end of the smoke outlet flow guide cover far away from the smoke outlet pipeline, the circulating water tank is fixedly arranged below the smoke outlet pipeline, the dust falling water pipe is arranged above the smoke outlet pipeline, the two ends of the dust-settling water pipe are communicated with the top wall of the smoke outlet pipeline, the front spray header is fixedly arranged below one end of the dust-settling water pipe and arranged in one end of the smoke outlet pipeline close to the smoke inlet flow guide cover, the rear spray header is fixedly arranged below one end of the dust-settling water pipe far away from the front spray header and is arranged in one end of the smoke outlet pipeline close to the smoke outlet flow guide cover, the circulating water pump is fixedly arranged on the outer side of the circulating water tank, the water delivery pipe is arranged on one side of the lower end of the circulating water tank, one end of the water delivery pipe, which is far away from the circulating water tank, is connected with the input end of the circulating water pump, the circulating water pipe is arranged at the output end of the circulating water pump, one end of the circulating water pipe, which is far away from the circulating water pump, is connected with the center of the dust-fall water pipe, the flue gas enters the flue gas outlet pipeline from the flue gas inlet pipe, at the moment, the circulating water pump pumps the water in the circulating water tank into the circulating water pipe through the water conveying pipe, the water in the circulating water pipe flows into the dust-fall water pipe, and then the water is sprayed in the flue gas outlet pipeline through the front spray header and the rear spray header at the two ends of the dust-fall water pipe, thereby form twice dust fall cascade, improve and spray the dust fall effect, the flue gas after the dust fall is discharged from a tobacco pipe.

Furthermore, be equipped with the filter in the one end that circulating water tank is close to out the tobacco pipe, the filter sets firmly in circulating water tank upper end, and the filter is convenient for filter the water after spraying, makes things convenient for repetitious usage shower water.

Further, advance cigarette kuppe and be close to the one end internal fixation that goes out the tobacco pipe way and have preceding filter screen, preceding filter screen rotates the cleaning round brush before being equipped with near one side of preceding shower head, preceding cleaning round brush rotates and locates in the tobacco pipe way one end, preceding cleaning round brush one end is located preceding shower head below, and preceding shower head will spray the liquid blowout, and the spun sprays the liquid and drives preceding cleaning round brush and rotate, and the filter screen before the cleaning round brush rotates the cleanness before the pivoted, prevents that the impurity in the flue gas from blockking up preceding filter screen after.

Further, a rear filter screen is fixedly arranged in one end, close to the smoke outlet pipeline, of the smoke outlet flow guide cover, a rear cleaning rolling brush is arranged on one side, close to the rear spray head, of the rear filter screen in a rotating mode, the rear cleaning rolling brush is arranged in one end, far away from the front cleaning rolling brush, of the smoke outlet pipeline in a rotating mode, one end of the rear cleaning rolling brush is arranged below the rear spray head, the rear spray head sprays out spray liquid, the sprayed spray liquid drives the rear cleaning rolling brush to rotate, the rear cleaning rolling brush rotates to clean the rear filter screen, and therefore impurities in smoke are prevented from blocking the rear filter screen.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the outlet flue that SOx/NOx control used that this scheme provided sprays dust device sprays the dust fall structure through the twice, fully sprays the dust fall to the flue gas, improves the dust fall effect, through the front and back filter screen, filters the impurity in the flue gas, promotes the quality that the flue gas discharged, but water resource cyclic utilization, environmental protection performance is high, and the practicality is high, low cost, dust fall is effectual.

Drawings

Fig. 1 is a perspective view of a flue gas outlet spraying dust-settling device for desulfurization and denitrification according to the scheme;

fig. 2 is the outlet flue that SOx/NOx control used that this scheme provided and sprays dust device structure schematic diagram.

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings: 1. the device comprises a smoke outlet pipeline, 2, a smoke inlet guide cover, 3, a smoke inlet pipe, 4, a smoke outlet guide cover, 5, a smoke outlet pipe, 6, a circulating water tank, 7, a dust fall water pipe, 8, a front spray header, 9, a rear spray header, 10, a circulating water pump, 11, a water conveying pipe, 12, a circulating water pipe, 13, a filter plate, 14, a front filter screen, 15, a front cleaning rolling brush, 16, a rear filter screen, 17 and a rear cleaning rolling brush.

Detailed Description

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 only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and fig. 2, the flue gas outlet spraying dust-settling device for desulfurization and denitrification provided by the present invention includes a flue gas outlet pipe 1, a flue gas inlet guiding cover 2, a flue gas inlet pipe 3, a flue gas outlet guiding cover 4, a flue gas outlet pipe 5, a circulating water tank 6, a dust-settling water pipe 7, a front spray header 8, a rear spray header 9, a circulating water pump 10, a water pipe 11 and a circulating water pipe 12, wherein the flue gas inlet guiding cover 2 is fixedly arranged on one side of the flue gas outlet pipe 1, the flue gas inlet pipe 3 is fixedly arranged on one end of the flue gas inlet guiding cover 2 away from the flue gas outlet pipe 1, the flue gas outlet guiding cover 4 is fixedly arranged on one side of the flue gas outlet pipe 1 away from the flue gas inlet guiding cover 2, the flue gas outlet pipe 5 is arranged on one end of the flue gas outlet guiding cover 4 away from the flue gas outlet pipe 1, the circulating water tank 6 is fixedly arranged below the flue gas outlet pipe 1, the flue gas outlet pipe 7 is arranged above the flue gas outlet pipe 1, two ends of the flue gas outlet pipe 7 penetrate through the top wall of the flue gas outlet pipe 1, the front spray header 8 is fixedly arranged below one end of the flue gas outlet pipe 7 and one end of the flue gas outlet pipe 1 is arranged on one side of the flue gas inlet pipe 10, one end of the flue gas outlet pipe 10 is connected to the circulating water tank, one end of the circulating water tank 10 is arranged on one side of the flue gas inlet pipe 10, and the circulating water tank 10, the circulating water tank 10 is arranged on one end of the flue gas outlet pipe 10, the flue water tank 10, the flue gas outlet pipe 10 is arranged on the side of the flue gas outlet pipe 10, and the flue water tank 10, the flue gas outlet pipe 10, the flue pipe 10, the circulating water tank 10 is arranged on the flue gas outlet pipe 10, the side of the circulating water tank 10, and the circulating water tank 10 is arranged on the flue gas outlet pipe 10, the flue pipe 10.

As shown in fig. 2, a filter plate 13 is arranged in one end of the circulating water tank 6 close to the smoke outlet pipeline 1, the filter plate 13 is fixedly arranged in the upper end of the circulating water tank 6, a front filter screen 14 is fixedly arranged in one end of the smoke inlet guide hood 2 close to the smoke outlet pipeline 1, a front cleaning rolling brush 15 is rotatably arranged on one side of the front filter screen 14 close to the front spray header 8, the front cleaning rolling brush 15 is rotatably arranged in one end of the smoke outlet pipeline 1, one end of the front cleaning rolling brush 15 is arranged below the front spray header 8, a rear filter screen 16 is fixedly arranged in one end of the smoke outlet guide hood 4 close to the smoke outlet pipeline 1, a rear cleaning rolling brush 17 is rotatably arranged on one side of the rear filter screen 16 close to the rear spray header 9, the rear cleaning rolling brush 17 is rotatably arranged in one end of the smoke outlet pipeline 1 far away from the front cleaning rolling brush 15, and one end of the rear cleaning rolling brush 17 is arranged below the rear spray header 9

When the dust-settling water-spraying smoke-reducing device is used specifically, smoke enters the smoke outlet pipeline 1 from the smoke inlet pipe 3, at the moment, the water in the circulating water tank 6 is pumped into the circulating water pipe 12 through the water conveying pipe 11 by the circulating water pump 10, the water in the circulating water pipe 12 flows into the dust-settling water pipe 7, then the water is sprayed into the smoke outlet pipeline 1 through the front spray heads 8 and the rear spray heads 9 at the two ends of the dust-settling water pipe 7, so that two dust-settling water curtains are formed, the smoke is filtered by the front filter screen 14 and then passes through the two dust-settling water curtains, and is filtered by the rear filter screen 16 and then discharged from the smoke outlet pipe 5, the spraying dust-settling effect is good, when the front spray heads 8 spray water, the sprayed spraying liquid drives the front cleaning rolling brush 15 to rotate, the rotating front cleaning rolling brush 15 rotates to clean the front filter screen 14, so that the rear filter screen is prevented from being blocked by impurities in the smoke, when the rear spray heads 9 spray water, the spraying liquid drives the rear cleaning rolling brush 17 to rotate, the rear cleaning rolling brush 17 rotates to clean the rear filter screen 16, so that the impurities in the smoke are prevented from being blocked by the rear filter screen 16.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a smoke outlet sprays dust device that SOx/NOx control was used which characterized in that: including tobacco outlet pipe way, advance cigarette kuppe, advancing the tobacco pipe, go out cigarette kuppe, play tobacco pipe, circulating water tank, dust fall water pipe, preceding shower head, back shower head, circulating water pump, raceway and circulating pipe, advance the cigarette kuppe and set firmly in tobacco outlet pipe way one side, advance the tobacco pipe and set firmly in the one end that the tobacco outlet pipe way was kept away from in advancing the cigarette kuppe, it sets firmly in one side that the tobacco outlet pipe way kept away from the cigarette kuppe to go out the cigarette kuppe, the one end that the tobacco outlet pipe way was kept away from to the tobacco outlet pipe is located to the tobacco outlet pipe, circulating water tank sets firmly in tobacco outlet pipe way below, dust fall water pipe locates out the tobacco pipe way top, dust fall water pipe both ends link up the tobacco outlet pipe way roof, preceding shower head sets firmly in dust fall water pipe one end below just locating the one end that the tobacco outlet pipe way was close to the cigarette kuppe and locate in the one end that the tobacco outlet pipe way was close to the smoke outlet pipe way, circulating water pump sets firmly in the circulating water tank outside, the circulating water pipe one end that circulating water pump was connected with circulating water pump, circulating water pipe and circulating water pump were kept away from circulating water pipe and circulating water pump, circulating water pipe connection circulating water pipe.

2. The flue gas outlet spraying dust-settling device for desulfurization and denitrification according to claim 1, characterized in that: and a filter plate is arranged in one end of the circulating water tank, which is close to the smoke outlet pipeline, and the filter plate is fixedly arranged in the upper end of the circulating water tank.

3. The flue gas outlet spraying dust-settling device for desulfurization and denitrification according to claim 1, characterized in that: and a front filter screen is fixedly arranged in one end of the smoke inlet guide sleeve close to the smoke outlet pipeline.

4. The flue gas outlet spraying dust-settling device for desulfurization and denitrification according to claim 3, characterized in that: one side of the front filter screen close to the front spray header is rotatably provided with a front cleaning rolling brush, the front cleaning rolling brush is rotatably arranged in one end of the smoke outlet pipeline, and one end of the front cleaning rolling brush is arranged below the front spray header.

5. The flue gas outlet spraying dust-settling device for desulfurization and denitrification according to claim 1, characterized in that: and a rear filter screen is fixedly arranged in one end of the smoke outlet guide sleeve close to the smoke outlet pipeline.

6. The flue gas outlet spraying dust-settling device for desulfurization and denitrification according to claim 5, characterized in that: one side of the rear filter screen close to the rear spray header is rotatably provided with a rear cleaning rolling brush, the rear cleaning rolling brush is rotatably arranged in one end of the smoke outlet pipeline far away from the front cleaning rolling brush, and one end of the rear cleaning rolling brush is arranged below the rear spray header.

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