CN211612251U

CN211612251U - Coking flue gas desulfurization and denitrification device

Info

Publication number: CN211612251U
Application number: CN201922213185.5U
Authority: CN
Inventors: 戴路明; 雷勇; 耿永芹; 张馨予
Original assignee: Suzhou Hangming Environmental Protection And Energy Saving Technology Co ltd
Current assignee: Suzhou Hangming Environmental Protection And Energy Saving Technology Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-10-02
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a coking flue gas desulfurization and denitrification device, including going out the cigarette tower, handling case and storage miscellaneous case, it installs through the mounting bracket and handles the case to go out cigarette tower one end, it installs motor and motor one side through the mounting bracket and has a suction pump through the bolt fastening to handle the roof portion, it installs a medicament case and a medicament case top through the mounting bracket and has No. two suction pumps through the bolt fastening to handle the roof portion, it installs storage miscellaneous case through the mounting bracket to go out the cigarette tower other end, it installs No. two medicament cases and No. two medicament case tops through the mounting bracket and has the aspiration pump through the bolt fastening to store up miscellaneous roof portion. The utility model has the advantages of being simple in structure and convenient in operation, and filter its inside particulate matter when the flue gas gets into out the cigarette tower, filter the flue gas once more after the flue gas carries out SOx/NOx control, be fit for being extensively promoted and used.

Description

Coking flue gas desulfurization and denitrification device

Technical Field

The utility model relates to a SOx/NOx control device technical field, in particular to coking flue gas SOx/NOx control device.

Background

Along with the continuous improvement of environmental protection consciousness of people, the treatment of sewage and flue gas discharged by various large factories is more and more emphasized, and coking flue gas discharged by a coking furnace during working contains a large amount of harmful substances such as carbon dioxide and nitric oxide, so that the pollution to the surrounding environment is serious.

Patent number CN 201721471152.5's publication a coking flue gas desulfurization takes off dress device, its flue gas desulfurization denitration in can realizing the coking trade to collect and handle desulfurization and denitration's treatment solution, avoid secondary pollution.

The coking flue gas desulfurization and denitrification device has the disadvantages of complex structure, high manufacturing cost and inconvenience in operation, and 2, the coking flue gas desulfurization and denitrification device does not have other filtering functions and can not filter particles in flue gas, and therefore the coking flue gas desulfurization and denitrification device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a coking flue gas desulfurization and denitrification device can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a coking flue gas desulfurization and denitrification device comprises a flue gas outlet tower, a treatment box and an impurity storage box, wherein the treatment box is installed at one end of the flue gas outlet tower through a mounting frame, a motor is installed at the top of the treatment box through the mounting frame, a first suction pump is fixed on one side of the motor through bolts, a first chemical box is installed at the top of the treatment box through the mounting frame, a second suction pump is fixed on the top of the first chemical box through bolts, the impurity storage box is installed at the other end of the flue gas outlet tower through the mounting frame, a second chemical box is installed at the top of the impurity storage box through the mounting frame, an air pump is fixed on the top of the second chemical box through bolts, a filter screen plate is installed in the flue gas outlet tower through a mounting groove, a first air passing cover is fixed at the top of the filter screen plate through bolts, a second air passing cover is fixed at the top of the first air passing cover through bolts, an umbrella-shaped air outlet cover is fixed at the top, the hot melt of outlet duct bottom is connected with the gas cover that looses, it has annular water collection box and annular water collection box inboard to be connected with the shower nozzle through the thread groove to go out the cigarette tower inner wall through the bolt fastening, annular water collection box bottom is through the bolt fastening have the baffle.

Furthermore, the trash storage box is communicated with the smoke outlet tower, a separation door is arranged at the joint of the trash storage box and the smoke outlet tower through a mounting groove, and the bottom of the trash storage box is connected with the box bottom through a thread groove.

Further, a stainless steel filter screen is fixed at the bottom of the interior of the smoke outlet tower through bolts, and an active carbon filter screen is fixed at the top of the interior of the smoke outlet tower through bolts.

Further, the end of intaking of No. two suction pumps passes through pipe connection in a chemical tank inside, the inlet end of aspiration pump passes through pipe connection in No. two chemical tank insidely, the end of giving vent to anger of the end of the play water end of No. two suction pumps and aspiration pump all passes through pipe connection in the inside of giving vent to anger.

Further, motor bottom power take off shaft is connected with puddler and puddler through the adapter sleeve and is located to handle incasement portion, the end of intaking of a suction pump handles incasement portion and the water delivery end of a suction pump through pipe connection in annular water collection box one end through pipe connection.

Furthermore, a preformed groove has all been seted up to gas cover and No. two gas cover tops and outside bottom of passing.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through setting up the processing case, a medicament case and No. two medicament cases, the personnel pour water and lime into and handle incasement portion, open the motor and drive the puddler and rotate, stir it, open a suction pump and take out lime thick liquid and spout by the shower nozzle in annular water collection box, the lime thick liquid generates a dry solid reactant with SO2 reaction back, it slides down to storing up miscellaneous incasement on filtering the otter board to fall on, reach the desulfurization purpose, pour the catalyst into a medicament incasement portion and fill ammonia to No. two medicament incasement, open No. two suction pumps and take out the catalyst to the outlet duct, open the suction pump and take out ammonia to the outlet duct in, fly away through the gas cover that looses, take place chemical reaction with nitrogen oxide in the flue gas, the ammonium nitrate of formation is convenient for the filtering, reach the desulfurization purpose.

2. Through setting up stainless steel filter screen and active carbon filter screen, the stainless steel filter screen can filter the flue gas that gets into in the play smoke tower, can filter the particulate matter in the flue gas, and the active carbon filter screen can filter the flue gas after the SOx/NOx control once more, filters other harmful substance in.

Drawings

Figure 1 is the utility model relates to a coking flue gas desulfurization denitrification facility's overall structure schematic diagram.

Figure 2 is the utility model relates to a coking flue gas desulfurization denitrification facility's inner structure schematic diagram.

Figure 3 is the utility model relates to a coking flue gas desulfurization denitrification facility's a gas cover structure schematic diagram.

Figure 4 is the utility model relates to a coking flue gas desulfurization denitrification facility's umbrella-type venture cover schematic structure.

In the figure: 1. a smoke outlet tower; 2. a treatment tank; 3. a trash bin; 4. a first medicament case; 5. a second kit; 6. a motor; 7. a water pump I; 8. a second water pump; 9. an air pump; 10. butting sleeves; 11. an isolation gate; 12. the box bottom; 13. a stainless steel filter screen; 14. a filter screen plate; 15. a first gas passing cover; 16. a second gas passing cover; 17. an annular water collection box; 18. a spray head; 19. a baffle plate; 20. a stirring rod; 21. an active carbon filter screen; 22. an umbrella-shaped air outlet cover; 23. an air outlet pipe; 24. a gas diffusion cover; 25. and (5) reserving a groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in figures 1-4, a coking flue gas desulfurization and denitrification device comprises a flue gas outlet tower 1, a treatment box 2 and a trash storage box 3, wherein the treatment box 2 is installed at one end of the flue gas outlet tower 1 through a mounting frame, a motor 6 is installed at the top of the treatment box 2 through the mounting frame, a first suction pump 7 is fixed on one side of the motor 6 through bolts, a first chemical box 4 is installed at the top of the treatment box 2 through the mounting frame, a second suction pump 8 is fixed at the top of the first chemical box 4 through bolts, the trash storage box 3 is installed at the other end of the flue gas outlet tower 1 through the mounting frame, a second chemical box 5 is installed at the top of the trash storage box 3 through the mounting frame, a suction pump 9 is fixed at the top of the second chemical box 5 through bolts, a filter screen plate 14 is installed inside the flue gas outlet tower 1 through a mounting groove, a first air passing cover 15 is fixed at the top of the filter screen plate 14 through bolts, and a second air passing cover 16, no. two gas passing cover 16 tops have umbrella-type venture cover 22 and umbrella-type venture cover 22 bottom hot melt through the bolt fastening and are connected with outlet duct 23, outlet duct 23 bottom hot melt is connected with gas dispersing cover 24, it has annular water collecting box 17 and annular water collecting box 17 inboard to be connected with shower nozzle 18 through the thread groove through the bolt fastening to go out 1 inner wall of cigarette tower, annular water collecting box 17 bottom has baffle 19 through the bolt fastening.

Wherein, be linked together between storage trash box 3 and the play cigarette tower 1 and storage trash box 3 and play cigarette tower 1 junction install division door 11 through the mounting groove and storage trash box 3 bottom is connected with the bottom of the case 12 through the thread groove.

In this embodiment, as shown in fig. 2, the isolation door 11 is closed to isolate the impurity storage tank 3 from the smoke outlet tower 1, so as to prevent smoke from leaking out, and the bottom 12 of the box is opened to clean up impurities in the impurity storage tank 3.

Wherein, go out the inside bottom of cigarette tower 1 and pass through the bolt fastening and have stainless steel filter screen 13 and go out the interior top of cigarette tower 1 and pass through the bolt fastening and have active carbon filter screen 21.

In this embodiment, as shown in fig. 1, the stainless steel filter screen 13 can filter the flue gas entering the flue gas outlet tower 1, and can filter particulate matters in the flue gas, and the activated carbon filter screen 21 can filter the flue gas after desulfurization and denitrification again, and filter other harmful substances in the flue gas.

Wherein, No. two suction pump 8's the end of intaking passes through pipe connection inside No. 4 chemical tanks, No. 9 intake ends of aspiration pump pass through pipe connection inside No. two chemical tanks 5, No. two 8 outlet ends of suction pump and 9's the end of giving vent to anger all through pipe connection inside outlet duct 23.

In this embodiment, as shown in fig. 2, the second suction pump 8 is turned on to pump the chemical in the first chemical tank 4 into the air outlet pipe 23, and the second suction pump 9 is turned on to pump the ammonia gas in the second chemical tank 5 into the air outlet pipe 23.

Wherein, 6 bottom power output shaft of motor is connected with puddler 20 and puddler 20 through the adapter sleeve and is located to handle 2 insides, the end of intaking of a suction pump 7 is through pipe connection handle 2 insides and the water delivery end of a suction pump 7 pass through pipe connection in annular water collection box 17 one end.

In this embodiment, as shown in fig. 2, the motor 6 is turned on to drive the stirring rod 20 to stir the water and the lime powder in the treatment tank 2, and the first water pump 7 is turned on to pump the lime slurry into the annular water collection box 17.

Wherein, reserve groove 25 has all been seted up to No. one gas cover 15 and No. two gas cover 16 tops and outside bottom.

In this embodiment, as shown in fig. 3, the preformed groove 25 facilitates the circulation of the flue gas.

It should be noted that the utility model relates to a coking flue gas desulfurization and denitrification device, in operation, personnel go out the flue gas tower 1 and install in furnace body outlet flue mouth department through butt joint cover 10, personnel pour water and lime into the inside of handling case 2, open motor 6 and drive puddler 20 and rotate, stir it, open a suction pump 7 and pump the lime thick liquid to annular water collecting box 17 in by shower nozzle 18 blowout, the lime thick liquid reacts with SO2 and produces a dry solid reactant, fall in filter plate 14 and slide to storing miscellaneous case 3, reach the desulfurization purpose, baffle 19 can prevent that flue gas from rising to shower nozzle 18, lead to shower nozzle 18 ageing, pour the catalyst into the inside of a medicament case 4 and fill to ammonia in a medicament case 5, open No. two suction pump 8 and pump the catalyst to outlet duct 23, open suction pump 9 and pump the ammonia to outlet duct 23, go out through gas cover 24, with nitrogen oxide emergence chemical reaction in the flue gas, the ammonium nitrate of formation is convenient for the filtering, reach the desulfurization purpose, stainless steel filter screen 13 can filter the flue gas that gets into in the play smoke tower 1, can filter the particulate matter in the flue gas, activated carbon filter screen 21 can filter the flue gas after the SOx/NOx control once more, filter other harmful substance in, close isolating door 11 and can keep apart between trash box 3 and the play smoke tower 1, prevent that the flue gas from leaking away, open bottom of the case 12 and can clear up the debris in the trash box 3.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a coking flue gas desulfurization denitrification facility, includes out smoke column (1), handles case (2) and storage miscellaneous case (3), its characterized in that: one end of the smoke outlet tower (1) is provided with a treatment box (2) through a mounting rack, the top of the treatment box (2) is provided with a motor (6) and one side of the motor (6) is fixedly provided with a water suction pump (7) through the mounting rack, the top of the treatment box (2) is provided with a chemical box (4) and the top of the chemical box (4) is fixedly provided with a second water suction pump (8) through the mounting rack, the other end of the smoke outlet tower (1) is provided with a sundry storage box (3) through the mounting rack, the top of the sundry storage box (3) is provided with a second chemical box (5) and the top of the second chemical box (5) through the mounting rack, the inside of the smoke outlet tower (1) is provided with a filter screen plate (14) through a mounting groove, the top of the filter screen plate (14) is fixedly provided with a first air passing cover (15) and the top of the first air passing cover (15) through the bolt is fixedly provided with a second air passing cover, no. two gas passing cover (16) tops are fixed with umbrella-type ventiduct hood (22) and umbrella-type ventiduct hood (22) bottom hot melt through the bolt and are connected with outlet duct (23), outlet duct (23) bottom hot melt is connected with gas dispersing cover (24), it has annular water collection box (17) and annular water collection box (17) inboard to be connected with shower nozzle (18) through the thread groove through the bolt fastening to go out cigarette tower (1) inner wall, annular water collection box (17) bottom has baffle (19) through the bolt fastening.

2. The coking flue gas desulfurization and denitrification device according to claim 1, characterized in that: the trash storage box (3) is communicated with the smoke outlet tower (1), the junction of the trash storage box (3) and the smoke outlet tower (1) is provided with an isolation door (11) through a mounting groove, and the bottom of the trash storage box (3) is connected with a box bottom (12) through a thread groove.

3. The coking flue gas desulfurization and denitrification device according to claim 1, characterized in that: go out the inside bottom of cigarette tower (1) and pass through the bolt fastening and have stainless steel filter screen (13) and go out the top of cigarette tower (1) and pass through the bolt fastening and have active carbon filter screen (21).

4. The coking flue gas desulfurization and denitrification device according to claim 1, characterized in that: the end of intaking of No. two suction pump (8) is inside through pipe connection in a chemical tank (4), the inlet end of aspiration pump (9) passes through pipe connection inside No. two chemical tanks (5), the play water end of No. two suction pump (8) and the end of giving vent to anger of aspiration pump (9) are all inside through pipe connection in outlet duct (23).

5. The coking flue gas desulfurization and denitrification device according to claim 1, characterized in that: motor (6) bottom power take off shaft is connected with puddler (20) and puddler (20) through the adapter sleeve and is located to handle inside case (2), the end of intaking of suction pump (7) is through pipe connection handle case (2) inside and the water delivery end of suction pump (7) pass through pipe connection in annular water collection box (17) one end.

6. The coking flue gas desulfurization and denitrification device according to claim 1, characterized in that: the top and the bottom of the outer side of the first gas passing cover (15) and the second gas passing cover (16) are both provided with a preformed groove (25).