CN217473062U

CN217473062U - Flue gas desulfurization denitration dust collector

Info

Publication number: CN217473062U
Application number: CN202221202926.5U
Authority: CN
Inventors: 赵崇昱; 石海发; 庞野
Original assignee: GD Power Jiuquan Power Generation Co Ltd
Current assignee: GD Power Jiuquan Power Generation Co Ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-09-23
Anticipated expiration: 2032-05-19

Abstract

The utility model discloses a flue gas desulfurization denitration dust collector relates to flue gas treatment technical field, the on-line screen storage device comprises a base, the both sides on base top are fixed respectively and are provided with the gas wash tower and subside the storehouse, the bottom of gas wash tower is provided with the intake pipe, the one end opening that the gas wash tower was arranged in to the intake pipe sets up downwards, and the bottom that lies in the intake pipe in the gas wash tower is provided with collects the box, the top that lies in the intake pipe in the gas wash tower is provided with the guide plate, the top of guide plate is provided with spray set, one side of gas wash tower bottom is provided with the blow off pipe, the one end of blow off pipe is linked together with subsiding the storehouse, it is provided with the collection subassembly to subside one side that the storehouse is close to the blow off pipe. The utility model relates to a rational in infrastructure, the flue gas gets into to the gas wash tower in through the intake pipe, and granule impurity can directly drop under the effect of gravity and concentrate in collecting the box and collect, when needs clear up the impurity in collecting the box, only need dismantle the closing plate, will collect the box and shift out in following the gas wash tower can.

Description

Flue gas desulfurization denitration dust collector

Technical Field

The utility model relates to a flue gas treatment technical field specifically is a flue gas desulfurization denitration dust collector.

Background

As a large amount of harmful smoke and harmful gases, such as sulfur dioxide and various nitrogen-containing compounds, are discharged by industries such as coal burning and the like. In recent years, SO2, NOx pollution, has even surpassed soot pollution as the first major pollutant of the atmospheric environment. For long-term development later, the pollution treatment strength of China is continuously increased, and the environmental-friendly discharge standard is also getting tighter and tighter. Therefore, the flue gas needs to be subjected to desulfurization and denitrification treatment.

At present, the flue gas dust-settling device of the desulfurization and denitrification equipment in the prior art has the following patent numbers: CN202020635752.6, including gas wash tower, desulfurizing tower and denitration reactor, the dust removal subassembly is installed to the inboard of gas wash tower, and the dust removal subassembly includes breakwater, housing, atomising head, intercommunication post and baffle. The flue gas dust settling device of the desulfurization and denitrification equipment comprises a dust removal component in a dedusting tower, wherein a spray head sprays water mist, so that dust mixed in flue gas can be removed, the dust condenses into impurity water drops along the water mist and drips down, the impurity water drops drip on a water baffle and flow downwards along the water baffle, the contact area of the flue gas and the water mist is increased by arranging the water baffle, the dedusting effect is improved, a cover can prevent the water drops from invading a communicating column to cause blockage, the communicating column is connected with a flue gas inlet pipe and the cover through threads, so that the cover is simple and convenient to disassemble, dust and impurity liquid enter a settling bin from a mixed liquid outlet pipe, the settling bin is connected with the spray head through a pipeline, so that water resources can be recycled, the flue gas dust settling device is energy-saving and environment-friendly, certain defects still exist in actual use, for example, the flue gas can contain some particle impurities, if the dust is directly settled and easily accumulated in the dedusting tower, the cleaning is inconvenient, and the uniformity of the sprayed water mist is not good when the spraying and dust removing are carried out, so that the dust removing effect on the smoke is not good. Therefore, the flue gas desulfurization, denitrification and dust removal device is provided to solve the problems.

Disclosure of Invention

One) technical problem to be solved

The utility model aims at providing a flue gas desulfurization denitration dust collector in order to compensate the not enough of prior art.

II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a flue gas desulfurization denitration dust collector, includes the base, the both sides on base top are fixed respectively and are provided with the gas wash tower and subside the storehouse, the bottom of gas wash tower is provided with the intake pipe, the one end opening that the gas wash tower was arranged in to the intake pipe sets up downwards, just the bottom that lies in the intake pipe in the gas wash tower is provided with collects the box, the top that lies in the intake pipe in the gas wash tower is provided with the guide plate, the top of guide plate is provided with spray assembly, one side of gas wash tower bottom is provided with the blow off pipe, the one end of blow off pipe is linked together with subsides the storehouse, it is provided with the collection subassembly to subside one side that the storehouse is close to the blow off pipe, the top of collecting the subassembly is linked together with subsides the storehouse, just it is provided with the water pump to subside one side that the storehouse keeps away from the blow off pipe.

Furthermore, one end of the collecting box penetrates through the dust removal tower and is fixedly provided with a sealing plate, and the sealing plate is fixedly connected with the dust removal tower through a fixing screw.

Furthermore, spray assembly is including inside hollow sleeve, telescopic top is linked together and rotates and is provided with the connecting pipe, the one end of connecting pipe and the inner wall fixed connection of gas wash tower.

Further, telescopic outside is provided with a set of shower along the circumferencial direction equidistance, the bottom equidistance of shower is provided with the shower nozzle, and a set of the outside of shower is connected with same solid fixed ring.

Furthermore, the outer wall of the fixing ring is provided with a rack, one side of the rack is provided with a gear in a meshed mode, a rotating shaft is fixedly arranged at the axis of the gear, and a driving motor for driving the rotating shaft is arranged at the top end of the dust removal tower.

Furthermore, the water inlet of the water pump is connected with a water inlet pipe, the water inlet pipe is communicated with the sedimentation bin, the water outlet of the water pump is connected with a water outlet pipe, and one end of the water outlet pipe is communicated with the connecting pipe.

Further, collect the subassembly including collecting the frame, collect the frame and cooperate and inlay and establish in subsiding the storehouse, just the fixed handle that is provided with in top of collecting the frame.

Furthermore, the top of the front surface of the collecting frame is provided with an opening, the opening corresponds to the sewage draining pipe, and the back side of the collecting frame is provided with a filter screen.

Thirdly), the beneficial effects are that:

compared with the prior art, this flue gas desulfurization denitration dust collector possesses following beneficial effect:

one, the utility model discloses the flue gas gets into to the gas wash tower in through the intake pipe, and granule impurity can directly drop under the effect of gravity and concentrate in collecting the box and collect, when needs clear up the impurity in collecting the box, only need dismantle the closing plate, will collect the box and shift out in following the gas wash tower can.

Two, the utility model discloses water pump work will subside the water source pump in the storehouse and go into to the connecting tube in, then the shower nozzle on the rethread shower sprays the dust removal, and driving motor work drives gear revolve, and gear revolve drives the rack and rotates, and the rack rotates and drives the shower and take place to rotate, can improve the even degree of shower nozzle blowout water smoke, and then can improve the dust removal effect to the flue gas.

Drawings

FIG. 1 is a schematic view of the position structure of the dust removal tower and the settling bin of the present invention;

FIG. 2 is a schematic view of the internal structure of the dust removal tower of the present invention;

FIG. 3 is a schematic view of the connection structure between the collecting box and the sealing plate of the present invention;

FIG. 4 is a schematic view of the structure of the spray assembly of the present invention;

fig. 5 is a schematic view of the structure of the collecting assembly of the present invention.

In the figure: 1. a base; 2. a dedusting tower; 3. settling a bin; 4. an air inlet pipe; 5. a collection box; 6. a baffle; 7. a spray assembly; 701. a sleeve; 702. a connecting pipe; 703. a shower pipe; 704. a fixing ring; 705. a rack; 706. a gear; 707. a drive motor; 8. a blow-off pipe; 9. a collection assembly; 901. a collection frame; 902. a handle; 903. an opening; 904. filtering with a screen; 10. a water pump; 11. and (7) sealing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-5, the utility model provides a technical solution: the utility model provides a flue gas desulfurization denitration dust collector, which comprises a base 1, the both sides on base 1 top are fixed respectively and are provided with gas wash tower 2 and subside storehouse 3, the bottom of gas wash tower 2 is provided with intake pipe 4, the one end opening of gas wash tower 2 is arranged in to intake pipe 4 sets up downwards, and the bottom that lies in intake pipe 4 in the gas wash tower 2 is provided with collects box 5, the top that lies in intake pipe 4 in the gas wash tower 2 is provided with guide plate 6, the top of guide plate 6 is provided with spray assembly 7, one side of 2 bottoms of gas wash tower is provided with blow off pipe 8, the one end of blow off pipe 8 is linked together with subside storehouse 3, it is provided with collection assembly 9 to subside one side that storehouse 3 is close to blow off pipe 8, the top of collection assembly 9 is linked together with subside storehouse 3, and the one side that subsides storehouse 3 and keep away from blow off pipe 8 is provided with water pump 10.

One end of the collecting box 5 penetrates through the dust removing tower 2 to be fixedly provided with a sealing plate 11, and the sealing plate 11 is fixedly connected with the dust removing tower 2 through a fixing screw.

Through the closing plate 11 that is equipped with, can realize collecting sealing connection between box 5 and the gas wash tower 2, through the collection box 5 that is equipped with, when the flue gas gets into the gas wash tower 2 along intake pipe 4 in, granule impurity can directly drop and concentrate in collecting box 5 under the effect of gravity and collect, and when needs cleared up the impurity of collecting in the box 5, only need dismantle closing plate 11, will collect box 5 from the gas wash tower 2 in remove can.

The spraying assembly 7 comprises a sleeve 701 with a hollow interior, the top end of the sleeve 701 is communicated with one another and is rotatably provided with a connecting pipe 702, and one end of the connecting pipe 702 is fixedly connected with the inner wall of the dust removal tower 2; a group of spray pipes 703 are equidistantly arranged on the outer side of the sleeve 701 along the circumferential direction, spray heads are equidistantly arranged at the bottom ends of the spray pipes 703, and the outer sides of the group of spray pipes 703 are connected with the same fixing ring 704; the outer wall of the fixing ring 704 is provided with a rack 705, one side of the rack 705 is provided with a gear 706 in a meshed manner, the axis of the gear 706 is fixedly provided with a rotating shaft, and the top end of the dust removing tower 2 is provided with a driving motor 707 for driving the rotating shaft.

The connecting pipe 702 guides a water source into the sleeve 701, then sprays through the spray head on the spray pipe 703, the driving motor 707 works to drive the gear 706 to rotate, the gear 706 rotates to drive the rack 705 to rotate, the rack 705 rotates to drive the spray pipe 703 to rotate, the uniformity of water mist sprayed out by the spray head can be improved, and the dust removal effect on flue gas can be further improved.

The water inlet of the water pump 10 is connected with a water inlet pipe which is communicated with the sedimentation bin 3, the water outlet of the water pump 10 is connected with a water outlet pipe, and one end of the water outlet pipe is communicated with the connecting pipe 702.

The water pump 10 work can pump the clean water source after subsiding 3 interior filtration to the connecting pipe 702 in and utilize again, improves the utilization efficiency of water resource.

The collecting assembly 9 comprises a collecting frame 901, the collecting frame 901 is matched and embedded in the settling bin 3, and a handle 902 is fixedly arranged at the top end of the collecting frame 901; an opening 903 is formed in the top of the front face of the collecting frame 901, the opening 903 corresponds to the sewage draining pipe 8, and a filter screen 904 is arranged on the back side of the collecting frame 901.

Through 8 exhaust sewage of blow off pipe flow in to collecting the frame 901 along opening 903, then mud filters through filter screen 904 and concentrates on collecting in collecting the frame 901 and collect, when needs clear up mud, directly draws handle 902, will collect the frame 901 and remove in subsiding storehouse 3 can.

The working principle is as follows: flue gas enters the dust removing tower 2 through the air inlet pipe 4, particle impurities directly fall into the collecting box 5 for centralized collection under the action of gravity, when the impurities in the collecting box 5 need to be cleaned, only the sealing plate 11 needs to be disassembled, the collecting box 5 is moved out of the dust removing tower 2, the water source in the settling bin 3 is pumped into the connecting pipe 702 by the water pump 10, then spraying and dedusting are carried out through the spray nozzle on the spray pipe 703, the driving motor 707 works to drive the gear 706 to rotate, the gear 706 rotates to drive the rack 705 to rotate, the rack 705 rotates to drive the spray pipe 703 to rotate, the uniformity of water mist sprayed out by the spray nozzle can be improved, the dedusting effect on the flue gas can be improved, the dedusted sewage flows into the collecting frame 901 along the opening 903 through the sewage discharge pipe 8, then the sludge is filtered and concentrated in the collecting frame 901 through the filter screen 904, when sludge needs to be cleaned, the lifting handle 902 is directly extracted, and the collecting frame 901 is moved out from the settling bin 3.

Claims

1. The utility model provides a flue gas desulfurization denitration dust collector, includes base (1), its characterized in that: the dust removing device is characterized in that a dust removing tower (2) and a settling bin (3) are fixedly arranged on two sides of the top end of the base (1) respectively, an air inlet pipe (4) is arranged at the bottom end of the dust removing tower (2), the air inlet pipe (4) is arranged in the dust removing tower (2) with an opening at one end downwards, a collecting box (5) is arranged at the bottom of the air inlet pipe (4) in the dust removing tower (2), a guide plate (6) is arranged at the top of the air inlet pipe (4) in the dust removing tower (2), a spraying assembly (7) is arranged at the top of the guide plate (6), a drain pipe (8) is arranged on one side of the bottom end of the dust removing tower (2), one end of the drain pipe (8) is communicated with the settling bin (3), a collecting assembly (9) is arranged on one side of the settling bin (3) close to the drain pipe (8), and the top end of the collecting assembly (9) is communicated with the settling bin (3), and a water pump (10) is arranged on one side of the settling bin (3) far away from the sewage discharge pipe (8).

2. The flue gas desulfurization, denitrification and dust removal device according to claim 1, wherein: one end of the collection box (5) penetrates through the dust removal tower (2) to be fixedly provided with a sealing plate (11), and the sealing plate (11) is fixedly connected with the dust removal tower (2) through a fixing screw; the spraying assembly (7) comprises a sleeve (701) with a hollow interior, the top end of the sleeve (701) is communicated with one another and is rotatably provided with a connecting pipe (702), and one end of the connecting pipe (702) is fixedly connected with the inner wall of the dust removal tower (2); the outside of sleeve (701) is provided with a set of shower (703) along circumferencial direction equidistance, the bottom equidistance of shower (703) is provided with the shower nozzle, and a set of the outside of shower (703) is connected with same solid fixed ring (704).

3. The flue gas desulfurization, denitrification and dust removal device according to claim 2, wherein: a rack (705) is arranged on the outer wall of the fixed ring (704), a gear (706) is meshed with one side of the rack (705), a rotating shaft is fixedly arranged at the axis of the gear (706), and a driving motor (707) for driving the rotating shaft is arranged at the top end of the dust removing tower (2); the water inlet of water pump (10) is connected with the inlet tube, the inlet tube is linked together with subsiding storehouse (3), the delivery port of water pump (10) is connected with the outlet pipe, the one end and the connecting pipe (702) of outlet pipe are linked together.

4. The flue gas desulfurization, denitrification and dust removal device according to claim 1, wherein: the collecting assembly (9) comprises a collecting frame (901), the collecting frame (901) is embedded in the settling bin (3) in a matching mode, and a lifting handle (902) is fixedly arranged at the top end of the collecting frame (901); an opening (903) is formed in the top of the front face of the collecting frame (901), the opening (903) corresponds to the sewage discharge pipe (8), and a filter screen (904) is arranged on the back side of the collecting frame (901).