CN218046986U

CN218046986U - Flue gas denitration treatment device

Info

Publication number: CN218046986U
Application number: CN202221028680.4U
Authority: CN
Inventors: 朱全山; 严巍; 李登嵩
Original assignee: Jiangsu Honest Environmental Protection Technology Co ltd
Current assignee: Jiangsu Honest Environmental Protection Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-12-16
Anticipated expiration: 2032-04-29

Abstract

The utility model relates to a flue gas denitration technical field especially relates to a flue gas denitration processing apparatus. It includes rose box and processing case, one side of rose box is connected with the intake pipe, fixed mounting has the installation pole in the rose box, fixed mounting has the motor on the installation pole, the output fixedly connected with dwang of motor, be equipped with the blade on the dwang, the one end fixedly connected with bevel gear one of motor is kept away from to the dwang, the rose box internal rotation is connected with two-way threaded rod, fixedly connected with bevel gear two on the two-way threaded rod, bevel gear one and the meshing of bevel gear two, the equal threaded connection in both ends of two-way threaded rod has the movable block, fixedly connected with cleaning plate on the movable block, one side of cleaning plate is equipped with the filter screen. The utility model discloses can clean the filter screen, improve the filter effect, can detect the flue gas concentration after handling to reach the standard when guaranteeing fume emission.

Description

Flue gas denitration treatment device

Technical Field

The utility model relates to a flue gas denitration technical field especially relates to a flue gas denitration processing apparatus.

Background

Flue gas is one of the main emissions from thermal power plants and is produced by the combustion of combustibles in burners (i.e. boilers). Since flue gases usually contain a large amount of nitrogen oxides such as NO, which if discharged directly into the atmosphere, can lead to highly corrosive acid rain, the flue gases must be subjected to a denitration treatment prior to discharge. When the existing flue gas denitration treatment device is used, impurities contained in flue gas are usually filtered by using a filter screen, the filter screen is easy to block after being used for a long time, and the device lacks a structure for cleaning the filter screen, so that the filtering effect is reduced; lack the device to flue gas nitrogen oxide concentration detection after the flue gas is handled, if the concentration after handling still not up to standard just discharges, can the polluted environment still. Therefore, a flue gas denitration treatment apparatus is required to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a can clean the filter screen, can be to flue gas denitration treatment device of flue gas concentration detection.

The utility model discloses a solve above-mentioned problem, the technical scheme who proposes is: the utility model provides a flue gas denitration treatment device, includes rose box and processing case, one side of rose box is connected with the intake pipe, fixed mounting has the installation pole in the rose box, fixed mounting has the motor on the installation pole, the output fixedly connected with dwang of motor, be equipped with the blade on the dwang, the one end fixedly connected with bevel gear one of motor is kept away from to the dwang, the rose box internal rotation is connected with the two-way threaded rod, fixedly connected with bevel gear two on the two-way threaded rod, bevel gear one and two meshing, the equal threaded connection in both ends of two-way threaded rod has the movable block, fixedly connected with cleaning plate on the movable block, one side of cleaning plate is equipped with the filter screen, be connected with the connecting pipe between rose box and the processing case, the processing incasement is equipped with the shower, be equipped with a plurality of shower heads on the shower, fixedly connected with inlet tube on the shower pipe, the one end of inlet tube runs through to the outside of processing case, be equipped with the water pump on the inlet tube, the processing incasement is equipped with the baffle, one side of baffle is equipped with the blast pipe, one side of processing case is connected with the blast pipe, be equipped with the concentration detector on the blast pipe, still be equipped with the solenoid valve on the blast pipe, the other end of circulating pipe runs through to the baffle and extend to one side of processing case and keep away from the solenoid valve to two solenoid valve.

The outside cover of two-way threaded rod is equipped with the protective housing, two-way threaded rod rotates with the protective housing to be connected, bevel gear one, bevel gear two all are located the protective housing, the dwang rotates with the protective housing to be connected.

The equal fixedly connected with slide bar between the roof and the diapire of protective housing and rose box inner chamber, two the movable block respectively with two slide bar sliding connection.

The bottom of baffle and the diapire fixed connection who handles the case inner chamber, leave the space between the top of baffle and the roof of handling the case inner chamber.

The treatment box is internally provided with a guide plate, the bottom end of the guide plate is connected with a discharge pipe, and the discharge pipe is provided with a valve.

The guide plates are two, and the two guide plates are arranged on one side, far away from the defogging plate, of the partition plate.

The cleaning plate is provided with a plurality of bristles, and the bristles are attached to the surface of the filter screen.

The utility model has the advantages that:

the utility model discloses before the flue gas denitration treatment, can filter the flue gas to get rid of the impurity in the flue gas, through the start-up of motor, can make the blade rotate help flue gas and flow fast, improve the flue gas flow rate, can clean the filter screen through the cleaning board simultaneously, prevent that the filter screen from using for a long time and taking place to block up, improve the filter effect, improved the practicality of device.

The utility model discloses can dehumidify the flue gas after the denitration treatment, guarantee fume emission's aridity, detect flue gas concentration through the concentration detector, the discharge that accords with the standard value, the flue gas that does not accord with the standard gets back to and handles once more in the processing case, has improved the treatment effect to the flue gas.

Drawings

Fig. 1 is the utility model relates to a flue gas denitration treatment device's schematic structure diagram.

Figure 2 is the utility model relates to a flue gas denitration treatment device's A of figure 1 locates the enlargedly.

Fig. 3 is the B-position enlarged view of fig. 1 of the flue gas denitration treatment device of the present invention.

( 1. A filter box; 2. a treatment box; 3. an air inlet pipe; 4. mounting a rod; 5. a motor; 6. rotating the rod; 7. a blade; 8. a first conical gear; 9. a bidirectional threaded rod; 10. a second bevel gear; 11. a moving block; 12. cleaning the plate; 13. brushing; 14. a filter screen; 15. a protective box; 16. connecting an air pipe; 17. a spray pipe; 18. a shower head; 19. a water inlet pipe; 20. a water pump; 21. A partition plate; 22. a defogging plate; 23. an exhaust pipe; 24. a concentration detector; 25. a first electromagnetic valve; 26. a circulation pipe; 27. a second electromagnetic valve; 28. a slide bar; 29. a guide plate; 30. discharge pipe )

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The utility model provides a flue gas denitration treatment device, which comprises a filter box 1 and a treatment box 2, wherein one side of the filter box 1 is connected with an air inlet pipe 3, an installation rod 4 is fixedly installed in the filter box 1, a motor 5 is fixedly installed on the installation rod 4, the output end of the motor 5 is fixedly connected with a rotating rod 6, a blade 7 is arranged on the rotating rod 6, one end of the rotating rod 6, which is far away from the motor 5, is fixedly connected with a first bevel gear 8, a bidirectional threaded rod 9 is rotationally connected with the filter box 1, a second bevel gear 10 is fixedly connected on the bidirectional threaded rod 9, the first bevel gear 8 is meshed with the second bevel gear 10, two ends of the bidirectional threaded rod 9 are both in threaded connection with a movable block 11, a cleaning plate 12 is fixedly connected on the movable block 11, one side of the cleaning plate 12 is provided with a filter screen 14, be connected with between rose box 1 and the processing case 2 and connect trachea 16, be equipped with shower 17 in the processing case 2, be equipped with a plurality of shower heads 18 on the shower 17, fixedly connected with inlet tube 19 on the shower 17, the one end of inlet tube 19 runs through to the outside of handling case 2, be equipped with water pump 20 on the inlet tube 19, be equipped with baffle 21 in the processing case 2, one side of baffle 21 is equipped with defogging plate 22, the one side of handling case 2 is connected with blast pipe 23, be equipped with concentration detector 24 on the blast pipe 23, still be equipped with solenoid valve one 25 on the blast pipe 23, be connected with circulating pipe 26 on the blast pipe 23, the other end of circulating pipe 26 runs through to the inside of handling case 2 and extends to the baffle 21 one side of keeping away from defogging plate 22, be equipped with solenoid valve two 27 on the circulating pipe 26.

Two-way threaded rod 9's outside cover is equipped with guard box 15, two-way threaded rod 9 rotates with guard box 15 to be connected, conical gear 8, two 10 of conical gear all are located guard box 15, dwang 6 rotates with guard box 15 to be connected.

Slide bars 28 are fixedly connected between the top wall and the bottom wall of the inner cavity of the protective box 15 and the inner cavity of the filter box 1, and the two moving blocks 11 are respectively connected with the two slide bars 28 in a sliding manner.

The bottom end of the partition plate 21 is fixedly connected with the bottom wall of the inner cavity of the treatment box 2, and a gap is reserved between the top end of the partition plate 21 and the top wall of the inner cavity of the treatment box 2.

The treatment device is characterized in that a guide plate 29 is arranged in the treatment box 2, the bottom end of the guide plate 29 is connected with a discharge pipe 30, and a valve is arranged on the discharge pipe 30.

Two guide plates 29 are arranged, and two guide plates 29 are arranged on one side of the partition plate 21 far away from the defogging plate 22.

The cleaning plate 12 is provided with a plurality of bristles 13, and the bristles 13 are attached to the surface of the filter screen 14.

The working principle is as follows:

when the device is used, smoke is introduced through the air inlet pipe 3, the smoke is filtered through the filter screen 14, impurities in the smoke are filtered, the motor 5 is started, the motor 5 drives the rotating rod 6 to rotate, so that the blades 7 are driven to rotate, the blades 7 can help the smoke to rapidly flow, the smoke flowing speed is improved, meanwhile, the rotating rod 6 drives the first bevel gear 8 to rotate, under the meshing action, the second bevel gear 10 rotates, the bidirectional threaded rod 9 rotates, under the limitation of the sliding rod 28, the moving block 11 can drive the cleaning plate 12 to move, so that the filter screen 14 is cleaned through the bristles 13, the filter screen 14 is prevented from being blocked by excessive impurities, and the filtering effect of the filter screen 14 is improved; filtered flue gas 16 gets into inside processing box 2 through connecting trachea 16, start water pump 20, will spray in liquid takes out shower 17, carry out denitration treatment through shower head 18 blowout to the flue gas, the flue gas after the processing flows the opposite side of baffle 21 through the space of baffle 21 top, defogging plate 22 adsorbs the moisture in the flue gas, the flue gas after the dehumidification gets into in blast pipe 23, concentration detector 24 detects the flue gas concentration after handling, if reach the setting value, start solenoid valve one 25, the flue gas passes through blast pipe 23 and discharges, if concentration is not conform to the setting value, start solenoid valve two 27, the flue gas gets back to processing box 2 in through circulating pipe 26, continue to spray the denitration, thereby reach the standard when guaranteeing the flue gas emission.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a flue gas denitration treatment device which characterized in that: comprises a filter box (1) and a treatment box (2), one side of the filter box (1) is connected with an air inlet pipe (3), an installation rod (4) is fixedly installed in the filter box (1), a motor (5) is fixedly installed on the installation rod (4), an output end of the motor (5) is fixedly connected with a rotating rod (6), a blade (7) is arranged on the rotating rod (6), one end of the rotating rod (6) far away from the motor (5) is fixedly connected with a first conical gear (8), a bidirectional threaded rod (9) is rotatably connected in the filter box (1), a second conical gear (10) is fixedly connected on the bidirectional threaded rod (9), the first conical gear (8) is meshed with the second conical gear (10), two ends of the bidirectional threaded rod (9) are both in threaded connection with a movable block (11), a cleaning plate (12) is fixedly connected on the movable block (11), one side of the cleaning plate (12) is provided with a filter screen (14), a connecting air pipe (16) is connected between the filter box (1) and the treatment box (2), a spray pipe (17) is arranged in the treatment box (2), the spray pipe (17) is arranged on the spray pipe (17), and a plurality of spray pipe (18) is fixedly connected with a water inlet pipe (17), the one end of inlet tube (19) runs through to the outside of handling case (2), be equipped with water pump (20) on inlet tube (19), be equipped with baffle (21) in handling case (2), one side of baffle (21) is equipped with defogging board (22), one side of handling case (2) is connected with blast pipe (23), be equipped with concentration detector (24) on blast pipe (23), still be equipped with solenoid valve (25) on blast pipe (23), be connected with circulating pipe (26) on blast pipe (23), the other end of circulating pipe (26) runs through to the inside of handling case (2) and extends to one side that defogging board (22) were kept away from to baffle (21), be equipped with solenoid valve two (27) on circulating pipe (26).

2. The flue gas denitration treatment device according to claim 1, characterized in that: the outside cover of two-way threaded rod (9) is equipped with protective housing (15), two-way threaded rod (9) rotate with protective housing (15) and are connected, conical gear (8), conical gear two (10) all are located protective housing (15), dwang (6) rotate with protective housing (15) and are connected.

3. The flue gas denitration treatment device according to claim 2, characterized in that: slide bars (28) are fixedly connected between the top wall and the bottom wall of the inner cavity of the protective box (15) and the inner cavity of the filter box (1), and the two moving blocks (11) are respectively in sliding connection with the two slide bars (28).

4. The flue gas denitration treatment device according to claim 1, characterized in that: the bottom end of the partition plate (21) is fixedly connected with the bottom wall of the inner cavity of the treatment box (2), and a gap is reserved between the top end of the partition plate (21) and the top wall of the inner cavity of the treatment box (2).

5. The flue gas denitration treatment device according to claim 1, characterized in that: a guide plate (29) is arranged in the treatment box (2), the bottom end of the guide plate (29) is connected with a discharge pipe (30), and a valve is arranged on the discharge pipe (30).

6. The flue gas denitration treatment device according to claim 5, characterized in that: the number of the guide plates (29) is two, and the two guide plates (29) are arranged on one side, far away from the defogging plate (22), of the partition plate (21).

7. The flue gas denitration treatment device according to claim 1, characterized in that: the cleaning plate (12) is provided with a plurality of bristles (13), and the bristles (13) are attached to the surface of the filter screen (14).