Flue gas desulfurization, denitrification and dust removal device

Abstract

The utility model discloses a flue gas desulfurization, denitrification and dust removal device, which relates to the technical field of flue gas desulfurization and denitrification and comprises a treatment tank, a filter cartridge and a cleaning brush, an annular base is fixedly mounted at the bottom of the treatment tank, the filter cartridge is fixedly mounted on the annular base, an upper cover is fixedly mounted at the top of the filter cartridge, a flow guide ring is rotatably mounted on the annular base in the filter cartridge, a pair of cleaning rods is fixedly mounted on the flow guide ring, and the cleaning rods are fixedly mounted on the upper cover. The cleaning brush is fixedly arranged on the pair of cleaning rods, and a flushing assembly for flushing the filter cartridge is mounted in the filter cartridge, so that the problems that dust on the filter cartridge in the dust removal device is inconvenient to clean during dust removal treatment of an existing flue gas denitrification, desulfurization and dust removal device, and the dust removal efficiency is high are effectively solved. Therefore, the filter cartridge needs to be manually and regularly cleaned, the process is complex and tedious, and the consumed time is long.

Description

Technical Field

[0001] The utility model relates to the technical field of flue gas desulfurization and denitrification, in particular to a flue gas desulfurization, denitrification and dust removal device. Background Art

[0002] Flue gas is a mixture of gas and smoke, and is the main cause of air pollution in residential areas. The composition of flue gas is very complex. Gases include water vapor, sulfur dioxide, nitrogen, oxygen, carbon monoxide, carbon dioxide, hydrocarbons, and nitrogen oxides, and smoke includes fuel ash, coal particles, oil droplets, and high-temperature cracking products. Nitrogen oxides and sulfur oxides are one of the main sources of air pollution. If flue gas cannot be effectively controlled and purified, they will be discharged into the air, which is easy to cause air pollution and damage the ecological environment.

[0003] However, when the existing flue gas denitrification, desulfurization and dust removal device is performing dust removal processing, the dust on the filter cartridge in the dust removal device is not easy to clean, so the filter cartridge needs to be cleaned manually on a regular basis, and the process is complicated and time-consuming. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a flue gas desulfurization, denitrification and dust removal device, which solves the technical problems raised in the above-mentioned background technology.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a flue gas desulfurization, denitrification and dust removal device, including a treatment tank, a filter cartridge and a cleaning brush; an annular base is fixedly installed at the bottom of the treatment tank, the filter cartridge is fixedly installed on the annular base, an upper cover is fixedly installed on the top of the filter cartridge, a guide ring is rotatably installed on the annular base located in the filter cartridge, a pair of cleaning rods are fixedly installed on the guide ring, the cleaning brush is fixedly arranged on the pair of cleaning rods, and a flushing component for flushing the filter cartridge is installed in the filter cartridge.

[0006] Preferably, the flushing component includes a water spray nozzle, a first water storage tank is opened in the upper cover, a water tank is fixedly installed on the treatment tank, a water outlet pipe is fixedly connected to the water tank, one end of the water outlet pipe passes through the top wall of the treatment tank and is connected with the first water storage tank, a water collecting cover is fixedly connected to the bottom of the upper cover, a second water storage tank is opened in the water collecting cover, the second water storage tank is connected with the first water storage tank, a plurality of water spray pipes are arranged in a circular array at the bottom of the water collecting cover, and the plurality of water spray pipes are all connected with the second water storage tank, and the number of the water spray nozzles is a plurality, and the plurality of water spray nozzles are fixedly arranged on the plurality of water spray pipes.

[0007] Preferably, a mounting groove is provided on the annular base, a gear ring is rotatably installed in the mounting groove, the gear ring is fixedly connected to the guide ring, a motor is fixedly installed at the bottom of the processing tank, and a gear meshing with the gear ring is fixedly installed at the motor driving end.

[0008] Preferably, a liquid storage tank for storing spray liquid is fixedly installed on the top of the treatment tank, the liquid outlet end of the liquid storage tank is fixedly connected to a liquid outlet pipe, one end of the liquid outlet pipe is connected to the internal cavity of the water collecting cover, and a plurality of spray nozzles are fixedly connected to the bottom of the water collecting cover, and the plurality of spray nozzles are all connected to the cavity.

[0009] Preferably, a smoke inlet pipe is fixedly connected to the side wall of the bottom of the processing tank, and one end of the smoke inlet pipe extends into the annular base and is connected to the interior of the filter cartridge.

[0010] Preferably, an exhaust pipe is fixedly connected to the top of the processing tank located outside the filter cartridge.

[0011] Preferably, a first row of miscellaneous pipes is fixedly connected to the bottom of the processing tank, a second row of miscellaneous pipes is fixedly connected to the side wall of the processing tank, and the bottom of the second row of miscellaneous pipes is located on the same horizontal plane as the upper surface of the annular base.

[0012] Beneficial Effects

[0013] The utility model provides a flue gas desulfurization, denitrification and dust removal device, which has the following beneficial effects:

[0014] 1. By installing a filter cartridge, the gas after desulfurization and denitrification can be filtered through the filter cartridge and discharged to the exhaust chamber between the treatment tank and the filter cartridge. By installing a flushing component, the filter cartridge can be flushed. By installing a guide ring, the sewage generated after cleaning the filter cartridge can be diverted, and the sewage can flow along the guide ring to the bottom of the treatment tank to facilitate the discharge of the sewage. The rotation of the guide ring can drive the cleaning rod to rotate, thereby driving the cleaning brush to rotate, which can achieve a better cleaning effect on the filter cartridge;

[0015] 2. By installing a water tank and opening the water tank valve, the water in the water tank can enter the first water storage tank through the water outlet pipe and then enter the second water storage tank. By installing a water spray pipe, the water in the second water storage tank can enter several water spray pipes. By installing a nozzle, the water in several water spray pipes can be sprayed out to the filter cartridge through the nozzle, so that the entire surface of the filter cartridge can be rinsed;

[0016] 3. The mounting groove can be used to install the gear ring. The motor can be installed to drive the gear to rotate. The gear and the gear ring can be meshed to drive the gear ring to rotate, thereby driving the guide ring to rotate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the internal structure of the utility model;

[0018] Figure 2 for Figure 1 A is an enlarged schematic diagram.

[0019] In the figure: 1. treatment tank; 2. annular base; 3. filter cartridge; 4. cleaning rod; 5. cleaning brush; 6. upper cover; 7. water collecting cover; 8. liquid storage tank; 9. spray nozzle; 10. mounting groove; 11. gear ring; 12. gear; 13. motor; 14. smoke inlet pipe; 15. first row of miscellaneous pipes; 16. exhaust pipe; 17. second row of miscellaneous pipes; 18. water tank; 19. water outlet pipe; 20. first water storage tank; 21. second water storage tank; 22. spray pipe; 23. spray nozzle; 24. guide ring. DETAILED DESCRIPTION

[0020] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention, wherein the directional terms such as "upper" and "lower" mentioned herein are as follows: Figure 1 The orientation is used as a reference.

[0021] See also Figure 1-2 The utility model provides a technical solution: a flue gas desulfurization, denitrification and dust removal device, including a processing tank 1, a filter cartridge 3 and a cleaning brush 5; an annular base 2 is fixedly installed at the bottom of the processing tank 1, the filter cartridge 3 is fixedly installed on the annular base 2, an upper cover 6 is fixedly installed on the top of the filter cartridge 3, a guide ring 24 is rotatably installed on the annular base 2 located in the filter cartridge 3, a pair of cleaning rods 4 are fixedly installed on the guide ring 24, the cleaning brush 5 is fixedly arranged on the pair of cleaning rods 4, a flushing component for flushing the filter cartridge 3 is installed in the filter cartridge 3, and the filter cartridge 3 is installed by installing the filter cartridge 3 , the gas after desulfurization and denitrification can be filtered through the filter cartridge 3 and then discharged to the exhaust chamber between the treatment tank 1 and the filter cartridge 3. By installing a flushing component, the filter cartridge 3 can be flushed. By installing a guide ring 24, the sewage generated after cleaning the filter cartridge 3 can be guided, and the sewage can flow along the guide ring 24 to the bottom of the treatment tank 1 to facilitate the discharge of the sewage. The rotation of the guide ring 24 can drive the cleaning rod 4 to rotate, thereby driving the cleaning brush 5 to rotate, which can achieve a better cleaning effect on the filter cartridge 3, and there is no need to manually clean the filter cartridge 3, which is time-consuming and labor-intensive.

[0022] Specifically, the flushing assembly includes a water spray nozzle 23, a first water storage tank 20 is provided in the upper cover 6, a water tank 18 is fixedly installed on the treatment tank 1, a water outlet pipe 19 is fixedly connected to the water tank 18, one end of the water outlet pipe 19 passes through the top wall of the treatment tank 1 and is connected to the first water storage tank 20, a water collecting cover 7 is fixedly connected to the bottom of the upper cover 6, a second water storage tank 21 is provided in the water collecting cover 7, the second water storage tank 21 is connected to the first water storage tank 20, and a plurality of water spray pipes 22 are arranged in a circular array at the bottom of the water collecting cover 7, and the plurality of water spray pipes 22 are connected to the second water storage tank 21. The plurality of water spray nozzles 23 are connected to each other, and the plurality of water spray nozzles 23 are fixedly arranged on the plurality of water spray pipes 22. By installing a water tank 18 and opening the valve of the water tank 18, the water in the water tank 18 can enter the first water storage tank 20 through the water outlet pipe 19 and then enter the second water storage tank 21. By installing a water spray pipe 22, the water in the second water storage tank 21 can enter the plurality of water spray pipes 22. By installing a nozzle, the water in the plurality of water spray pipes 22 can be sprayed out to the filter cartridge 3 through the nozzle, so that the entire surface of the filter cartridge 3 can be flushed.

[0023] Specifically, a mounting groove 10 is provided on the annular base 2, and a gear ring 11 is rotatably installed in the mounting groove 10, and the gear ring 11 is fixedly connected to the guide ring 24. A motor 13 is fixedly installed at the bottom of the processing tank 1, and a gear 12 meshing with the gear ring 11 is fixedly installed at the driving end of the motor 13. The mounting groove 10 can be used to install the gear ring 11, and the motor 13 can be installed to start the motor 13 to drive the gear 12 to rotate, and the gear 12 meshing with the gear ring 11 can drive the gear ring 11 to rotate, thereby driving the guide ring 24 to rotate.

[0024] Specifically, a liquid storage tank 8 for storing spray liquid is fixedly installed on the top of the treatment tank 1, and a liquid outlet end of the liquid storage tank 8 is fixedly connected to a liquid outlet pipe, one end of the liquid outlet pipe is connected to the internal cavity of the water collecting cover 7, and a plurality of spray nozzles 9 are fixedly connected to the bottom of the water collecting cover 7, and the plurality of spray nozzles 9 are all connected to the cavity. By installing the liquid storage tank 8 and opening the valve of the liquid storage tank 8, the treatment liquid in the liquid storage tank 8 can enter the cavity of the water collecting cover 7. By installing a plurality of spray nozzles 9 and opening the spray nozzles 9, the treatment liquid in the cavity can be sprayed out through the plurality of spray nozzles 9, thereby desulfurization and denitrification treatment of the flue gas can be performed.

[0025] Specifically, a smoke inlet pipe 14 is fixedly connected to the bottom side wall of the processing tank 1, and one end of the smoke inlet pipe 14 extends into the annular base 2 and is connected to the inside of the filter cartridge 3. By installing the smoke inlet pipe 14, the smoke can be passed into the filter cartridge 3 through the smoke inlet pipe 14.

[0026] Specifically, an exhaust pipe 16 is fixedly connected to the top of the treatment tank 1 located outside the filter cartridge 3. By installing the exhaust pipe 16, the gas that has been desulfurized and denitrified in the exhaust chamber between the treatment tank 1 and the filter cartridge 3 can be discharged.

[0027] Specifically, a first row of impurities pipe 15 is fixedly connected to the bottom of the treatment tank 1, and a second row of impurities pipe 17 is fixedly connected to the side wall of the treatment tank 1. The bottom of the second row of impurities pipe 17 is located on the same horizontal plane as the upper surface of the annular base 2. By installing the first row of impurities pipe 15, sewage impurities at the bottom of the treatment tank 1 can be discharged through the first row of impurities pipe 15. By installing the second row of impurities pipe 17, sewage splashed through the filter cartridge 3 to between the treatment tank 1 and the filter cartridge 3 can be discharged through the second row of impurities pipe 17.

[0028] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and a suitable controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and no longer explains the electrical control.

[0029] The working principle and use process of the utility model are as follows: when in use, the flue gas is passed into the filter cartridge 3 through the smoke inlet pipe 14, the valve of the liquid storage tank 8 is opened, the treatment liquid in the liquid storage tank 8 is passed into the cavity in the water collecting cover 7, and the flue gas is sprayed out through a plurality of spray nozzles 9 to perform desulfurization and denitrification treatment, and the treated gas enters the exhaust chamber between the treatment tank 1 and the filter cartridge 3 after passing through the filter cartridge 3, and then the gas can be discharged from the device through the exhaust pipe 16. When the filter cartridge 3 needs to be cleaned after long-term use, the valve on the water tank 18 is opened, and the water is passed into the first water storage tank 20 and then flows into the second water storage tank 21, and then enters After a plurality of water spray pipes 22, water can be sprayed onto the filter cartridge 3 through a plurality of water spray nozzles 23, so that the filter cartridge 3 can be rinsed, and the starting motor 13 drives the gear 12 to rotate, and the gear 12 is engaged with the ring gear 11 to drive the ring gear 11 to rotate, thereby driving the guide ring 24 to rotate, and driving the cleaning rod and the brush to rotate, so as to clean the filter cartridge 3, and the sewage and impurities generated during the cleaning of the filter cartridge 3 can flow along the guide ring 24 to the bottom of the treatment tank 1, and then be discharged through the first row of miscellaneous pipes 15, and the sewage splashed between the treatment tank 1 and the filter cartridge 3 can be discharged through the second row of miscellaneous pipes 17.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flue gas desulfurization, denitrification and dust removal device, characterized in that: The invention comprises a treatment tank (1), a filter cartridge (3) and a cleaning brush (5); an annular base (2) is fixedly mounted on the bottom of the treatment tank (1); the filter cartridge (3) is fixedly mounted on the annular base (2); an upper cover (6) is fixedly mounted on the top of the filter cartridge (3); a guide ring (24) is rotatably mounted on the annular base (2) located inside the filter cartridge (3); a pair of cleaning rods (4) are fixedly mounted on the guide ring (24); the cleaning brush (5) is fixedly arranged on the pair of cleaning rods (4); and a flushing component for flushing the filter cartridge (3) is installed inside the filter cartridge (3).

2. A flue gas desulfurization, denitrification and dust removal device according to claim 1, characterized in that: The flushing assembly comprises a water spray nozzle (23), a first water storage tank (20) is provided in the upper cover (6), a water tank (18) is fixedly mounted on the treatment tank (1), a water outlet pipe (19) is fixedly connected to the water tank (18), one end of the water outlet pipe (19) passes through the top wall of the treatment tank (1) and is connected to the first water storage tank (20), a water collecting cover (7) is fixedly connected to the bottom of the upper cover (6), a second water storage tank (21) is provided in the water collecting cover (7), the second water storage tank (21) is connected to the first water storage tank (20), a plurality of water spray pipes (22) are arranged in a circular array at the bottom of the water collecting cover (7), the plurality of water spray pipes (22) are all connected to the second water storage tank (21), the number of the water spray nozzles (23) is plural, and the plurality of water spray nozzles (23) are fixedly arranged on the plurality of water spray pipes (22).

3. The flue gas desulfurization, denitrification and dust removal device according to claim 1, characterized in that: The annular base (2) is provided with a mounting groove (10), a gear ring (11) is rotatably mounted in the mounting groove (10), the gear ring (11) is fixedly connected to the guide ring (24), a motor (13) is fixedly mounted on the bottom of the treatment tank (1), and a gear (12) meshing with the gear ring (11) is fixedly mounted on the driving end of the motor (13).

4. A flue gas desulfurization, denitrification and dust removal device according to claim 2, characterized in that: A liquid storage tank (8) for storing spray liquid is fixedly installed on the top of the treatment tank (1); a liquid outlet end of the liquid storage tank (8) is fixedly connected to a liquid outlet pipe; one end of the liquid outlet pipe is connected to the internal cavity of the water collecting cover (7); a plurality of spray nozzles (9) are fixedly connected to the bottom of the water collecting cover (7); and the plurality of spray nozzles (9) are all connected to the cavity.

5. The flue gas desulfurization, denitrification and dust removal device according to claim 1, characterized in that: A smoke inlet pipe (14) is fixedly connected to the bottom side wall of the processing tank (1), and one end of the smoke inlet pipe (14) extends into the annular base (2) and communicates with the interior of the filter cartridge (3).

6. The flue gas desulfurization, denitrification and dust removal device according to claim 1, characterized in that: An exhaust pipe (16) is fixedly connected to the top of the processing tank (1) located outside the filter cartridge (3).

7. The flue gas desulfurization, denitrification and dust removal device according to claim 1, characterized in that: A first row of miscellaneous pipes (15) is fixedly connected to the bottom of the processing tank (1), a second row of miscellaneous pipes (17) is fixedly connected to the side wall of the processing tank (1), and the bottom of the second row of miscellaneous pipes (17) is located on the same horizontal plane as the upper surface of the annular base (2).

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