CN210752013U - Exhaust structure of flue gas desulfurization tower - Google Patents
Exhaust structure of flue gas desulfurization tower Download PDFInfo
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- CN210752013U CN210752013U CN201921016440.0U CN201921016440U CN210752013U CN 210752013 U CN210752013 U CN 210752013U CN 201921016440 U CN201921016440 U CN 201921016440U CN 210752013 U CN210752013 U CN 210752013U
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Abstract
The utility model provides an exhaust structure of a flue gas desulfurization tower, which is provided with a liquid pump, a liquid pumping pipe, a liquid inlet pipe, a liquid storage box, a liquid adding opening, a solution nozzle, a desulfurization tank, a waste impurity outlet and a waste impurity collecting box, wherein a sealing cover at the liquid adding opening is opened, sodium hydroxide solution is added into the liquid storage box to be used as a standby desulfurizer, after flue gas of a boiler is discharged into the desulfurization tower from a flue gas inlet pipe, the liquid pumping pump is opened to work, the liquid pumping pipe pumps the solution from the liquid storage box and transmits the solution to the solution nozzle through the liquid inlet pipe, so that the solution nozzle can spray atomized sodium hydroxide solution, the atomized sodium hydroxide solution reacts with sulfur dioxide contained in the flue gas in the desulfurization tower, the generated sodium sulfate crystals and the mixture combined with dust can sequentially drop in the desulfurization tank and rapidly slide out to the waste impurity outlet, the flue gas is discharged to the waste impurity collecting box for storage, and is convenient for, reach desulfurization treatment efficiency height, promote the desulfurization and discharge up to standard.
Description
Technical Field
The utility model relates to a desulfurizing tower technical field specifically is a flue gas desulfurization tower exhaust structure.
Background
The equipment for desulfurizing industrial waste gas is a desulfurizing tower which is mostly tower-type equipment, and the desulfurizing tower is most widely applied by building granite at first, and utilizes the water film desulfurizing and dust removing principle, namely a granite water film desulfurizing and dust removing device or a granite water film desulfurizing and dust removing device.
The flue gas that current desulfurizing tower has the desulfurizing tower to carry out the boiler carries out the desulfurization inefficiency, the effect is poor, leads to the desulfurizing tower to discharge the back flue gas still to have the condition not up to standard, influences its environmental pollution, and a lot of desulfurizing towers are in the exhaust process in addition, do not set up secondary filter dust disposal, lead to in the flue gas with a large amount of dusts, consequently need make further innovation on this basis, provide a flue gas desulfurizing tower exhaust structure.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims at solving the technical problems that the efficiency of desulfurizing the flue gas of a boiler by a desulfurizing tower is low, the effect is poor, the flue gas discharged by the desulfurizing tower still has the condition of not reaching the standard and the environmental pollution is influenced, and provides an exhaust structure of the flue gas desulfurizing tower, the device is provided with a liquid pump, a liquid pumping pipe, a liquid inlet pipe, a liquid storage tank, a liquid filling opening, a solution nozzle, a desulfurizing tank, a waste impurity outlet and a waste impurity collecting tank, a sealing cover at the liquid filling opening is opened, sodium hydroxide solution is added into the liquid storage tank to be used as a standby desulfurizing agent, after the flue gas of the boiler is discharged into the desulfurizing tower from a flue gas inlet pipe, the liquid pumping pump is opened to work, the liquid pumping pipe pumps the solution from the liquid storage tank, the solution is transmitted to the solution nozzle by the liquid inlet pipe, the solution nozzle can spray the atomized sodium hydroxide solution, and the chemical reaction is, make the mixture that generates sodium sulfate crystal and combine with the dust can drop in the desulfurization groove in proper order to the miscellaneous export of useless of roll-off to the useless, the miscellaneous collecting box of discharge stores, and the unified processing of being convenient for reaches desulfurization treatment efficiency height, promotes the desulfurization and discharges up to standard.
In order to achieve the above object, the utility model provides a following technical scheme: a flue gas desulfurization tower exhaust structure comprises a desulfurization tower, a smoke inlet pipe, a desulfurization device and an exhaust port, wherein the smoke inlet pipe penetrates through the left side below the desulfurization tower, the desulfurization device is embedded into the left side and the right side of the middle part of the desulfurization tower, and the exhaust port penetrates through the top end of the desulfurization tower;
the desulfurization device comprises a liquid pumping pump, a liquid pumping pipe, a liquid inlet pipe, a liquid storage tank, a liquid adding opening, a solution spray head, a desulfurization tank, a waste impurity outlet and a waste impurity collecting box, wherein the liquid pumping pump is fixedly connected to the middle part above the desulfurization device through bolts, the liquid pumping pipe is movably connected to the upper part of the liquid pumping pump, the liquid inlet pipe is movably connected to the middle part inside the liquid pumping pump, the liquid storage tank is embedded into and arranged on two sides above the desulfurization device, the liquid adding opening is arranged in the middle part above the liquid storage tank in a penetrating manner, the solution spray head is movably sleeved at the inner end of the liquid inlet pipe and is positioned in the middle inside of the desulfurization tower, the desulfurization tank is embedded into and arranged on the outer side of the solution spray head, the waste impurity outlet is arranged on the left side and the right side below the;
the gas vent includes the filter bag, the filter bag embedding sets up inside the gas vent.
Further: the lower end pipe orifice of the liquid pumping pipe is movably sleeved on a liquid pumping port of the liquid pumping pump, the outer end pipe orifice of the liquid inlet pipe is movably sleeved on a liquid inlet of the liquid pumping pump, the upper end of the liquid pumping pipe penetrates through the pipe orifice inside the liquid storage tank, and the inner end pipe orifice of the liquid inlet pipe penetrates through the inside of the desulfurizing tower.
Further: the liquid storage tank is internally filled with a sodium hydroxide solution.
Further: and a sealing cover is arranged at the top of the liquid filling opening.
Further: the desulfurization tank is the setting of "L shape" column structure, and its solution shower nozzle all is located the inside centre of desulfurization tank, and the desulfurization tank bottom all with the interior butt joint of waste impurity export.
Further: the bottom of the waste impurity collecting box is provided with a fixed base, and the box opening of the waste impurity collecting box is positioned below the outer end of the waste impurity outlet.
Further: the filter bag is internally provided with a filter layer which is a filter element.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) the utility model is provided with a liquid pump, a liquid pumping pipe, a liquid inlet pipe, a liquid storage tank, a liquid feeding port, a solution nozzle, a desulfurization tank, a waste impurity outlet and a waste impurity collecting tank, the sealing cover at the liquid feeding port is opened, sodium hydroxide solution is added into the liquid storage tank, the liquid pump is started to work after the flue gas of the boiler is discharged into the desulfurizing tower from the smoke inlet pipe, the liquid pumping pipe pumps the solution from the liquid storage tank and transmits the solution to the solution nozzle through the liquid inlet pipe, so that the solution nozzle can spray the atomized sodium hydroxide solution, the chemical reaction with sulfur dioxide contained in the flue gas in the desulfurizing tower is carried out, so that the generated sodium sulfate crystals and the mixture combined with dust can fall into the desulfurizing tank in turn, and the waste impurity outlet is quickly slid out, the waste impurity collecting box is discharged to be stored, the uniform treatment is convenient, the desulfurization treatment efficiency is high, and the desulfurization emission is improved to reach the standard.
(2) The utility model discloses a be provided with the filter bag and cross the filter core, the filter core in its filter bag can carry out the secondary filter dust when the gas vent is discharged at the flue gas, can filter some remaining dusts once more, promotes the fume emission clean.
Drawings
Fig. 1 is a schematic view of the overall front view structure of the present invention.
Fig. 2 is a schematic view of the internal sectional structure of the desulfurizing tower of the present invention.
Fig. 3 is an enlarged schematic structural diagram of fig. 2A of the present invention.
In FIGS. 1-3: the device comprises a desulfurizing tower 1, a smoke inlet pipe 2, a desulfurizing device 3, a liquid pump 301, a liquid pumping pipe 302, a liquid inlet pipe 303, a liquid storage tank 304, a liquid adding port 305, a solution spray head 306, a desulfurizing tank 307, a waste impurity outlet 308, a waste impurity collecting tank 309, an exhaust port 4 and a filter bag 401.
Detailed Description
The utility model discloses the drawing liquid pump 301, liquid reserve tank 304, solution shower nozzle 306, desulfurization groove 307, useless miscellaneous collecting box 309 and filter bag 401 of using all can purchase or private customization gained through the market.
In the following, the technical solution in the embodiment of the present invention will be clearly and completely described with reference to the drawings in the embodiment of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.
Example (b):
referring to fig. 1 to 3, in an embodiment of the present invention, an exhaust structure of a flue gas desulfurization tower includes a desulfurization tower 1, a smoke inlet pipe 2, a desulfurization device 3 and an exhaust port 4, the smoke inlet pipe 2 is arranged on the left side below the desulfurization tower 1 in a penetrating manner, the desulfurization device 3 is embedded in the left side and the right side of the middle part of the desulfurization tower 1, and the exhaust port 4 is arranged on the top end of the desulfurization tower 1 in a penetrating manner;
the desulfurization device 3 comprises a liquid pumping pump 301, a liquid pumping pipe 302, a liquid inlet pipe 303, a liquid storage box 304, a liquid adding port 305, a solution spray head 306, a desulfurization groove 307, a waste impurity outlet 308 and a waste impurity collecting box 309, wherein the liquid pumping pump 301 is fixedly connected to the middle part above the desulfurization device 3 through bolts, the liquid pumping pipes 302 are movably connected to the upper part of the liquid pumping pump 301, the liquid inlet pipes 303 are movably connected to the middle part inside the liquid pumping pump 301, the liquid storage boxes 304 are embedded into two sides above the desulfurization device 3, the liquid adding ports 305 are respectively arranged in the middle part above the liquid storage box 304 in a penetrating manner, the solution spray heads 306 are respectively movably sleeved at the inner ends of the liquid inlet pipes 303, the solution spray heads 306 are respectively positioned in the middle inside the desulfurization tower 1, the desulfurization groove 307 is respectively embedded into the outer side of the solution spray heads 306, the waste impurity outlet 308 is respectively arranged in;
the vent 4 includes a filter bag 401, and the filter bag 401 is inserted into the vent 4.
Preferably, in this embodiment, a pipe orifice at the lower end of the liquid pumping pipe 302 is movably sleeved on a liquid pumping port of the liquid pumping pump 301, a pipe orifice at the outer end of the liquid pumping pipe 303 is movably sleeved on a liquid inlet of the liquid pumping pump 301, a pipe orifice at the upper end of the liquid pumping pipe 302 penetrates through the liquid storage tank 304, a pipe orifice at the inner end of the liquid inlet pipe 303 penetrates through the desulfurization tower 1, the liquid pumping pump 301 is started to work, the liquid pumping pipe 302 pumps a solution from the liquid storage tank 304, and the solution is transmitted to the solution nozzle 306 through the liquid pumping pipe 303, so that the solution nozzle 306 can spray a vaporous sodium hydroxide solution out of the solution, and the vaporous sodium hydroxide solution reacts with sulfur dioxide contained in flue gas in the desulfurization tower 1, and a mixture; the liquid storage tank 304 is internally filled with a sodium hydroxide solution, a sealing cover at the liquid adding port 305 is opened, and the sodium hydroxide solution is added into the liquid storage tank 304 to be used as a standby desulfurizer; the top of the liquid feeding port 305 is provided with a sealing cover, so that the sealing cover can be used for conveniently adding a sodium hydroxide solution, and impurities can be prevented from falling into the liquid storage tank 304 after sealing; the desulfurization tank 307 is arranged in an inverted L-shaped structure, the solution nozzles 306 are positioned in the middle of the inside of the desulfurization tank 307, and the bottom of the desulfurization tank 307 is butted with the inner end of the waste impurity outlet 308, so that the mixture of sodium sulfate crystals and dust in the desulfurization tank 307 can be quickly discharged into the waste impurity collecting box 309 from the waste impurity outlet 308; the bottom of the waste impurity collecting box 309 is provided with a fixed base, and the box port of the waste impurity collecting box 309 is positioned below the outer end of the waste impurity outlet 308, so that the waste impurity collecting box 309 is convenient for storing sodium sulfate crystals and a mixture combined with dust, and is convenient for uniformly processing generated impurities; the filter layer is arranged in the filter bag 401 and is a filter element, so that the filter element in the filter bag 401 can filter dust for the second time when the smoke is discharged from the exhaust port 4, and residual dust can be filtered again to promote the clean discharge of the smoke.
The working principle is as follows:
when the exhaust structure of the flue gas desulfurization tower of the utility model is used, firstly, the sealing cover at the liquid filling port 305 is opened, sodium hydroxide solution is added into the liquid storage tank 304 to be used as a standby desulfurizer, after the flue gas of the boiler is discharged into the desulfurization tower 1 from the smoke inlet pipe 2, the liquid pump 301 is opened to work, the liquid pumping pipe 302 pumps the solution from the liquid storage tank 304 and transmits the solution to the solution spray head 306 through the liquid inlet pipe 303, so that the solution spray head 306 can spray out the vaporous sodium hydroxide solution, the chemical reaction is carried out with the sulfur dioxide contained in the flue gas in the desulfurization tower 1, simultaneously, the generated sodium sulfate crystals and the mixture combined with the dust can fall in the desulfurization tank 307 in sequence, and slide out to the waste impurity outlet 308 quickly, the flue gas is discharged to the waste impurity collecting tank 309 to be stored, the uniform treatment is convenient, and finally, the filter element in the filter element 401 can carry out secondary dust filtration when the flue gas is discharged from, some residual dust can be filtered off again.
Claims (7)
1. The utility model provides a flue gas desulfurization tower exhaust structure, includes desulfurizing tower (1), advances tobacco pipe (2), desulphurization unit (3) and gas vent (4), its characterized in that: a smoke inlet pipe (2) penetrates through the left side of the lower part of the desulfurizing tower (1), a desulfurizing device (3) is embedded into the left side and the right side of the middle part of the desulfurizing tower (1), and an exhaust port (4) penetrates through the top end of the desulfurizing tower (1);
the desulfurization device (3) comprises a liquid pump (301), a liquid pumping pipe (302), a liquid inlet pipe (303), a liquid storage tank (304), a liquid adding opening (305), a solution spray head (306), a desulfurization tank (307), a waste impurity outlet (308) and a waste impurity collecting box (309), wherein the liquid pumping pump (301) is fixedly connected to the middle part above the desulfurization device (3) through bolts, the liquid pumping pipe (302) is movably connected to the upper part of the liquid pumping pump (301), the liquid inlet pipe (303) is movably connected to the middle part inside the liquid pumping pipe (301), the liquid storage tank (304) is embedded into two sides above the desulfurization device (3), the liquid adding opening (305) is arranged in the middle part above the liquid storage tank (304) in a penetrating manner, the solution spray head (306) is movably sleeved at the inner end of the liquid inlet pipe (303), the solution spray head (306) is arranged in the middle inside the desulfurization tower (1), and the desulfurization tank (307) is embedded into the outer side of the solution spray head (, the waste impurity outlets (308) are arranged on the left side and the right side below the desulfurization device (3) in a penetrating manner, and the waste impurity collecting boxes (309) are movably connected below the waste impurity outlets (308);
the exhaust port (4) comprises a filter bag (401), and the filter bag (401) is embedded in the exhaust port (4).
2. The flue gas desulfurization tower exhaust structure according to claim 1, characterized in that: the lower end pipe orifice of the liquid pumping pipe (302) is movably sleeved on a liquid pumping port of the liquid pumping pump (301), the outer end pipe orifice of the liquid pumping pipe (303) is movably sleeved on a liquid inlet of the liquid pumping pump (301), the upper end of the liquid pumping pipe (302) penetrates through the pipe orifice inside the liquid storage tank (304), and the inner end pipe orifice of the liquid pumping pipe (303) penetrates through the inside of the desulfurizing tower (1).
3. The flue gas desulfurization tower exhaust structure according to claim 1, characterized in that: the liquid storage tank (304) is internally filled with a sodium hydroxide solution.
4. The flue gas desulfurization tower exhaust structure according to claim 1, characterized in that: the top of the liquid filling port (305) is provided with a sealing cover.
5. The flue gas desulfurization tower exhaust structure according to claim 1, characterized in that: the desulfurization tank (307) is arranged in an inverted L-shaped structure, the solution spray heads (306) are positioned in the middle of the inside of the desulfurization tank (307), and the bottom of the desulfurization tank (307) is butted with the inner end of the waste impurity outlet (308).
6. The flue gas desulfurization tower exhaust structure according to claim 1, characterized in that: the bottom of the waste and impurity collecting box (309) is provided with a fixed base, and the box opening of the waste and impurity collecting box (309) is positioned below the outer end of the waste and impurity outlet (308).
7. The flue gas desulfurization tower exhaust structure according to claim 1, characterized in that: the filter bag (401) is internally provided with a filter layer which is a filter element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921016440.0U CN210752013U (en) | 2019-06-29 | 2019-06-29 | Exhaust structure of flue gas desulfurization tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921016440.0U CN210752013U (en) | 2019-06-29 | 2019-06-29 | Exhaust structure of flue gas desulfurization tower |
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| Publication Number | Publication Date |
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| CN210752013U true CN210752013U (en) | 2020-06-16 |
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| CN201921016440.0U Active CN210752013U (en) | 2019-06-29 | 2019-06-29 | Exhaust structure of flue gas desulfurization tower |
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