Double-stage partition spraying desulfurization tower
Technical Field
The utility model relates to a desulfurizing tower technical field, concretely relates to doublestage subregion sprays desulfurizing tower.
Background
The flue gas enters the desulfurizing tower from the air inlet at the bottom of the tower, rotates and rises under the guiding action of the blades of the tower plate, and sprays slurry flowing downwards plate by plate on the tower plate into fine fog drops of dozens of microns, so that the contact area between gas and liquid is increased rapidly. The liquid drops are driven by the airflow to rotate, the generated centrifugal force strengthens the contact between gas and liquid, and finally the liquid drops are thrown onto the wall of the tower and flow downwards along the wall. The absorption (desulfurization) effect of SO2 in the gas by the alkaline liquid is good because of the good gas-liquid contact condition provided in the tower. The cyclone plate tower is a high-efficiency general mass transfer device due to the special internal structural design, has the advantages of large flux, pressure reduction, wide operation elasticity, difficult blockage, high efficiency and the like, and has comprehensive performance superior to the wet flue gas double alkali desulfurization tower dust removal device commonly used at home and abroad.
Generally, a spraying area is arranged at the upper part in the tower body, water is sprayed to the lower end through a water spraying hole arranged at the end part of a water pipe, when smoke is discharged upwards, part of smoke is stained and applied to the end part of the water pipe, the water pipe can be corroded to a certain extent due to accumulation of the smoke in a long time, and the control quantity of the smoke cannot reach certain controllability under the condition that the smoke passes through once spraying, so that unnecessary troubles are brought to people.
Therefore, a spraying device with double areas in the tower body is needed for dust suppression, and a device with certain dust removal function can be used for enabling smoke dust to be attached to the end of the water pipe.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a can enough have the spray set dust suppression in two districts in the tower body, can also make the smoke and dust be stained with and apply the device that has certain dust removal on the water pipe tip.
In order to solve the technical problems, the utility model provides a two-stage partitioned spray desulfurization tower, which comprises a desulfurization tower body and a spray device, wherein the desulfurization tower body comprises a smoke inlet, a smoke outlet and a desulfurization area, the spray device comprises a support frame arranged at the lower part in the desulfurization tower body, a first water discharge pipe is evenly and transversely arranged on the support frame, a first water spray hole is arranged on the first water discharge pipe corresponding to the lower end in the desulfurization tower body, a second water discharge pipe is arranged at the upper end of the support frame, the second water discharge pipe is communicated with the first water discharge pipe, a second water spray hole is arranged on the second water discharge pipe corresponding to the upper part of the middle part of the fixed frame, a fixed frame is arranged at the upper part in the desulfurization tower body corresponding to the upper part of the support frame, a third water discharge pipe is evenly and vertically arranged in the fixed frame, and a third water spray hole is arranged on the side wall of the third water discharge pipe, and the third water spray hole is communicated with the first drainage pipe through a communicating pipe.
Furthermore, a guide plate is arranged in the desulfurization tower body corresponding to the space between the supporting frame and the fixed frame, air holes are formed in the guide plate, a support rod is arranged on each air hole, a conical cover body is arranged on each support rod, a sewer pipe is arranged on one side of the end portion of each guide plate, and each sewer pipe penetrates through the supporting frame and is arranged in a water storage mechanism arranged on the lower portion of the desulfurization tower body.
Further, hold water mechanism including setting up the storage water tank at this internal lower extreme of desulfurizing tower, desulfurizing tower body one side sets up the sludge water pump, sludge water pump one end intercommunication storage water tank lower extreme, sludge water pump one end intercommunication sewage treatment mechanism.
Further, one side of the desulfurizing tower body is provided with a water supply mechanism which is communicated with the first drainage pipe.
Further, the water supply mechanism, the sewage treatment mechanism and the water suction pump are connected with the control mechanism of the desulfurizing tower body.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
through the desulfurization area arranged in the desulfurization tower body, the substances in the smoke and dust can be effectively removed, through the supporting frame arranged at the lower part in the desulfurization tower body, the first drainage pipe is uniformly and transversely arranged on the supporting frame, the first water spray holes are formed in the first drainage pipe, so that the impurities for the smoke and dust can be effectively removed, the second drainage pipe is arranged on the supporting frame and corresponds to the second water spray holes which are obliquely arranged at the end part of the second drainage pipe inside the supporting frame, so that when the smoke and dust passes through the first supporting frame, the impurities in the smoke and dust fall into the end part of the first drainage pipe, a fixed frame arranged at the upper part in the desulfurization tower body is vertically and uniformly arranged on the fixed frame, the third drainage pipe is provided with the third water spray holes, so that the impurities in the smoke and dust can be further treated, and the standard discharge amount of the smoke and dust is improved, thereby improving the practicability of the desulfurizing tower body.
Drawings
Fig. 1 is a schematic structural view of the overlooking surface of the light oxygen purifying device of the present invention.
1. A desulfurizing tower body; 2. a spraying device; 3. a smoke inlet hole; 4. a smoke vent; 5. a desulfurization zone; 6. a support frame; 7. a first drain pipe; 8. a first water spray hole; 9. a second drain pipe; 10. a second water jet hole; 11. a fixed frame; 12. a third drain pipe; 13. a third water jet hole; 14. a baffle; 15. a sewer pipe; 16. a support rod; 17. a conical cover body; 18. a water storage tank; 19. a sludge pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following description will clearly and completely describe the technical solutions of the embodiments of the present invention with reference to fig. 1 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
Example one
As shown in FIG. 1: a double-stage partition spray desulfurization tower comprises a desulfurization tower body 1 and a spray device 2, wherein the desulfurization tower body 1 comprises a smoke inlet 3, a smoke outlet 4 and a desulfurization area 5, the spray device 2 comprises a support frame 6 arranged at the inner lower part of the desulfurization tower body 1, a first water discharge pipe 7 is uniformly and transversely arranged on the support frame 6, a first water spray hole 8 is arranged on the first water discharge pipe 7 corresponding to the inner lower end of the desulfurization tower body 1, a second water discharge pipe 9 is arranged at the upper end of the support frame 6, the second water discharge pipe 9 is communicated with the first water discharge pipe 7, a second water spray hole 10 is obliquely arranged on the second water discharge pipe 9 corresponding to the upper part of the middle part of a fixed frame 11, a fixed frame 11 is arranged at the inner upper part of the desulfurization tower body 1 corresponding to the upper part of the support frame 6, a third water discharge pipe 12 is uniformly and vertically arranged in the fixed frame 11, and a third water spray hole 13 is arranged on the side wall of the third water discharge pipe 12, the third water jet hole 13 is communicated with the first water discharge pipe 7 through a communicating pipe.
Particularly, through setting up the desulfurization district that sets up in the desulfurizing tower body, can make the material in the smoke and dust effectively get rid of, through the braced frame that sets up in this internal lower part of desulfurizing tower, the first drain pipe that evenly transversely sets up on the braced frame, the first hole for water spraying that sets up on the first drain pipe, thereby make the impurity that the smoke and dust used effectively get rid of, the second drain pipe that sets up on the braced frame, correspond the second hole for water spraying that the bracing frame is inside cuts the pipe end portion of second drain pipe and set up to one side, thereby when the smoke and dust passes through first braced frame, impurity in the smoke and dust has certain cleanability when falling into first drain pipe end portion, the fixed frame that sets up in the internal upper portion of desulfurizing tower, the vertical third drain pipe that evenly sets up on the fixed frame, set up the third hole for water spraying on the third drain pipe, thereby make the impurity in the smoke and dust further handle, thereby the emission that reaches the standard when having improved the smoke and dust and discharged, and then has improved the practicality of desulfurizing tower body.
According to an embodiment of the present invention, as shown in fig. 1;
a guide plate 14 is arranged in the desulfurizing tower body 1 corresponding to the position between the supporting frame 6 and the fixed frame 11, air holes are formed in the guide plate 14, a support rod 16 is arranged on each air hole, a conical cover body 17 is arranged on each support rod 16, a sewer pipe 15 is arranged on one side of the end part of each guide plate 14, and the sewer pipe 15 penetrates through the supporting frame 6 and is arranged in a water storage mechanism arranged on the lower portion of the desulfurizing tower body 1. The guide plate is made through netted section bar matter, the bleeder vent that sets up on the guide plate to make gaseous discharge to fixed frame through the guide plate in, through the downcomer that sets up on the guide plate, make rivers get into through the downcomer entering set up in the retaining mechanism of this internal lower extreme of desulfurizing tower, improved the practicality of desulfurizing tower body greatly.
According to an embodiment of the present invention, as shown in fig. 1;
the water storage mechanism comprises a water storage tank 18 arranged at the lower end in the desulfurizing tower body 1, a sludge water pump 19 is arranged on one side of the desulfurizing tower body 1, one end of the sludge water pump 19 is communicated with the lower end of the water storage tank 18, and one end of the sludge water pump 19 is communicated with the sewage treatment mechanism. The muddy water in the water storage tank is pumped away through the sludge water pump, so that the muddy water is recycled, and the practicability of the desulfurizing tower body is greatly skipped.
According to an embodiment of the present invention, as shown in fig. 1;
and a water supply mechanism is arranged on one side of the desulfurizing tower body 1 and is communicated with the first water discharge pipe 7. Supply rivers into first drain pipe, second drain pipe through water supply mechanism to make this internal smoke and dust of desulfurizing tower better restrain, improved the practicality of desulfurizing tower body greatly.
According to an embodiment of the present invention, as shown in fig. 1;
the water supply mechanism, the sewage treatment mechanism and the sludge water pump 19 are connected with the control mechanism of the desulfurizing tower body 1. Under the cooperation application through water supply mechanism, sewage treatment mechanism and sludge water pump, make the desulfurizing tower body have better practicality.
The utility model discloses a use method:
through setting up the first drain pipe on braced frame to and the second hole for water spraying that sets up on the first drain pipe, thereby spray for the first time in the smoke and dust gets into braced frame, thereby make the smoke and dust obtain control, through the third piece drain pipe of setting in fixed frame, and the third hole for water spraying that sets up on the third drain pipe, make the smoke and dust press down the dirt further, thereby improved the practicality of desulfurizing tower body greatly.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.