Solid desulfurization and denitrification device

Abstract

The solid desulfurization and denitrification device comprises a treatment cylinder and an air inlet pipe communicated with the lower portion of one side of the treatment cylinder, the top of the treatment cylinder is rotationally connected through an opening, one end of a rotating pipe is communicated with a water storage plate, and the bottom of the water storage plate is communicated with a plurality of atomizing nozzles. And an infusion pump is fixedly connected to the upper part of the other side of the treatment cylinder. The utility model relates to the technical field of desulfurization and denitrification. According to the solid desulfurization and denitrification device, flue gas is discharged into a desulfurization and denitrification agent through the gas inlet pipe, the flue gas is subjected to preliminary desulfurization and denitrification reaction treatment, meanwhile, the desulfurization and denitrification agent is extracted through the liquid inlet pipe on the liquid extraction pump, desulfurization and denitrification are introduced into the rotating pipe through the liquid outlet pipe, and the desulfurization and denitrification are sprayed out through the plurality of atomization nozzles by the rotating pipe; and the floating flue gas is subjected to contact reaction again, so that the flue gas can be well desulfurized and denitrated for the second time, the flue gas can be effectively and completely desulfurized and denitrated, and the flue gas desulfurization and denitration effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of desulfurization and denitration, in particular to a solid desulfurization and denitration device. Background Technique

[0002] In industrial production, flue gas containing sulfur and nitrogen is often generated. After these flue gases containing sulfur and nitrogen enter the atmosphere, they will form acid rain, which is very harmful to humans. Flue gases fueled by coal often contain these substances, especially in thermal power plants. Therefore, relevant desulfurization and denitration devices need to be built simultaneously when building a thermal power plant.

[0003] In the process of desulfurizing and denitrifying flue gas, the desulfurization and denitration of flue gas are not comprehensive enough, resulting in some flue gas being discharged without desulfurization and denitration, affecting the effect of flue gas desulfurization and denitration. Summary of the Utility Model

[0004] In view of the deficiencies of the prior art, the utility model provides a solid desulfurization and denitration device, which solves the problem that the desulfurization and denitration of flue gas are not comprehensive enough, resulting in some flue gas being discharged without desulfurization and denitration.

[0005] To achieve the above objectives, the utility model is realized through the following technical solutions: A solid desulfurization and denitration device includes a processing cylinder and an air inlet pipe connected to the lower side of one side of the processing cylinder. The top of the processing cylinder is rotatably connected through an opening. One end of the rotating pipe is connected to a water storage plate, and the bottom of the water storage plate is connected to a plurality of atomizing nozzles. A liquid extraction pump is fixedly connected to the upper side of the other side of the processing cylinder. The liquid inlet end of the liquid extraction pump is connected to a liquid inlet pipe, and one end of the liquid inlet pipe penetrates through the processing cylinder and extends into the interior of the processing cylinder. The liquid outlet end of the liquid extraction pump is connected to a liquid outlet pipe, and one end of the liquid outlet pipe is rotatably connected to the other end of the rotating pipe through a sealing bearing. A driving mechanism is arranged on one side of the top of the processing cylinder.

[0006] Preferably, the driving mechanism includes a fixing frame fixedly connected to the top of the processing cylinder. A motor is fixedly connected to the bottom of the fixing frame. The output shaft of the motor is fixedly connected to a rotating rod through a coupling. One end of the rotating rod is rotatably connected to the top of the processing cylinder through a bearing.

[0007] Preferably, transmission wheels are fixedly connected to the outer surfaces of the rotating rod and the rotating pipe, and a transmission belt is connected between the outer surfaces of the two transmission wheels.

[0008] Preferably, a plurality of first flow retarder plates are fixedly connected to the inner surface of the processing cylinder between the air inlet pipe and the water storage plate, and a plurality of second flow retarder plates are fixedly connected to the interior of the processing cylinder below the first flow retarder plates.

[0009] Preferably, an exhaust pipe is connected to the front of the top of the treatment cylinder.

[0010] Preferably, a liquid adding pipe is connected to one side of the treatment cylinder and below the air inlet pipe.

[0011] Beneficial effects

[0012] The utility model provides a solid desulfurization and denitration device. Compared with the existing technology, it has the following beneficial effects:

[0013] (1) The utility model discharges flue gas into the desulfurization and denitration agent through the air inlet pipe for preliminary desulfurization and denitration reaction treatment of the flue gas. At the same time, the desulfurization and denitration agent is extracted through the liquid inlet pipe on the liquid extraction pump, and the desulfurization and denitration agent is introduced into the rotating pipe through the liquid outlet pipe, so that the rotating pipe sprays the desulfurization and denitration agent through a plurality of atomizing nozzles, and reacts with the floating flue gas again, which can well perform secondary desulfurization and denitration of the flue gas, effectively perform complete desulfurization and denitration of the flue gas, and improve the effect of flue gas desulfurization and denitration.

[0014] (2) The utility model drives the rotating rod to rotate through the motor, the rotating rod drives the rotating pipe to rotate through the transmission wheel and the transmission belt, and the rotating pipe drives a plurality of atomizing nozzles to rotate through the water storage plate, so that the plurality of atomizing nozzles rotate to spray the desulfurization and denitration agent, and the desulfurization and denitration agent can be uniformly contacted with the flue gas. Description of the drawings

[0015] Figure 1 is the external structure schematic diagram of the utility model;

[0016] Figure 2 is the sectional view of the structure of the utility model;

[0017] Figure 3 is the structure schematic diagram of the rotating pipe, the water storage plate and the atomizing nozzle of the utility model.

[0018] In the figure: 1, treatment cylinder; 2, air inlet pipe; 3, rotating pipe; 4, water storage plate; 5, atomizing nozzle; 6, liquid extraction pump; 7, liquid inlet pipe; 8, liquid outlet pipe; 9, driving mechanism; 10, first flow retarder; 11, second flow retarder; 12, exhaust pipe; 13, liquid adding pipe; 91, fixing frame; 92, motor; 93, rotating rod; 94, transmission wheel; 95, transmission belt. Specific embodiments

[0019] Next, the technical solutions in the embodiments of the utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the utility model.

[0020] Please refer to Figures 1-3, the present utility model provides a technical solution: a solid desulfurization and denitration device, including a treatment cylinder 1 and an air inlet pipe 2 connected to the lower side of one side of the treatment cylinder 1. The top of the treatment cylinder 1 is rotatably connected through an opening. One end of a rotating pipe 3 is connected to a water storage plate 4, and the bottom of the water storage plate 4 is connected to a plurality of atomizing nozzles 5. Above the other side of the treatment cylinder 1, a liquid extraction pump 6 is fixedly connected. The liquid extraction pump 6 is electrically connected to an external power source and is controlled through a control switch. The liquid inlet end of the liquid extraction pump 6 is connected to a liquid inlet pipe 7. One end of the liquid inlet pipe 7 penetrates through the treatment cylinder 1 and extends to the inside of the treatment cylinder 1. The liquid outlet end of the liquid extraction pump 6 is connected to a liquid outlet pipe 8. One end of the liquid outlet pipe 8 is rotatably connected to the other end of the rotating pipe 3 through a sealing bearing. On one side of the top of the treatment cylinder 1, a driving mechanism 9 is provided. In front of the top of the treatment cylinder 1, an exhaust pipe 12 is connected. On one side of the treatment cylinder 1 and below the air inlet pipe 2, a liquid adding pipe 13 is connected.

[0021] Further, in order to drive a plurality of atomizing nozzles 5 to rotate for uniform spraying, the driving mechanism 9 includes a fixing frame 91. The fixing frame 91 is fixedly connected to the top of the treatment cylinder 1. The bottom of the fixing frame 91 is fixedly connected to a motor 92. The motor 92 is a servo motor and is electrically connected to an external power source and is controlled through a control switch. The output shaft of the motor 92 is fixedly connected to a rotating rod 93 through a coupling. One end of the rotating rod 93 is rotatably connected to the top of the treatment cylinder 1 through a bearing. Transmission wheels 94 are fixedly connected to the outer surfaces of both the rotating rod 93 and the rotating pipe 3. A transmission belt 95 is connected between the outer surfaces of the two transmission wheels 94.

[0022] Further, in order to increase the contact time between the desulfurization and denitration agent and the gas, a plurality of first flow retarder plates 10 are fixedly connected to the inner surface of the treatment cylinder 1 between the air inlet pipe 2 and the water storage plate 4. A plurality of second flow retarder plates 11 are fixedly connected to the inside of the treatment cylinder 1 below the first flow retarder plates 10.

[0023] During use, the desulfurization and denitration agent is pre-added into the treatment cylinder 1 through the liquid adding pipe 13. The waste gas is introduced into the desulfurization and denitration agent through the air inlet pipe 2. The waste gas is reacted and treated by the desulfurization and denitration agent. The gas coming out of the desulfurization and denitration agent will float upward;

[0024] At the same time, control the liquid inlet pipe 7 on the liquid extraction pump 6 to extract the desulfurization and denitration agent from the treatment cylinder 1. The desulfurization and denitration agent is pumped into the rotating pipe 3 through the liquid outlet pipe 8. The rotating pipe 3 sprays the desulfurization and denitration agent through a plurality of atomizing nozzles 5 on the water storage plate 4. At the same time, control the motor 92 to drive the rotating rod 93 to rotate. The rotating rod 93 will drive the rotating pipe 3 to rotate through the transmission wheels 94 and the transmission belt 95. The rotating pipe 3 will drive a plurality of atomizing nozzles 5 to rotate through the water storage plate 4, so that a plurality of atomizing nozzles 5 rotate to uniformly spray water mist and react with the upward floating gas again.

Claims

1. Solid desulfurization and denitrification device, comprising a treatment cylinder (1) and an intake pipe (2) connected to the lower side of one side of the treatment cylinder (1), characterized in that: The top of the treatment cylinder (1) is rotatably connected by opening an opening. One end of the rotating pipe (3) is communicated with a water storage plate (4). The bottom of the water storage plate (4) is communicated with a plurality of atomizing nozzles (5). Above the other side of the treatment cylinder (1), a liquid extraction pump (6) is fixedly connected. The liquid inlet end of the liquid extraction pump (6) is communicated with a liquid inlet pipe (7). One end of the liquid inlet pipe (7) penetrates through the treatment cylinder (1) and extends into the interior of the treatment cylinder (1). The liquid outlet end of the liquid extraction pump (6) is communicated with a liquid outlet pipe (8). One end of the liquid outlet pipe (8) is rotatably connected to the other end of the rotating pipe (3) through a sealing bearing. On one side of the top of the treatment cylinder (1), a driving mechanism (9) is provided.

2. The solid desulfurization and denitrification device according to claim 1, wherein: The driving mechanism (9) includes a fixing frame (91). The fixing frame (91) is fixedly connected to the top of the treatment cylinder (1). The bottom of the fixing frame (91) is fixedly connected with a motor (92). The output shaft of the motor (92) is fixedly connected with a rotating rod (93) through a coupling. One end of the rotating rod (93) is rotatably connected to the top of the treatment cylinder (1) through a bearing.

3. The solid desulfurization and denitrification device according to claim 2, wherein: Both the outer surface of the rotating rod (93) and the outer surface of the rotating pipe (3) are fixedly connected with transmission wheels (94). A transmission belt (95) is connected between the outer surfaces of the two transmission wheels (94).

4. The solid desulfurization and denitrification device according to claim 1, wherein: A plurality of first flow buffering plates (10) are fixedly connected to the inner surface of the treatment cylinder (1) and located between the air inlet pipe (2) and the water storage plate (4). A plurality of second flow buffering plates (11) are fixedly connected to the interior of the treatment cylinder (1) and located below the first flow buffering plates (10).

5. The solid desulfurization and denitration device according to claim 1, characterized in that: An exhaust pipe (12) is communicated with the front of the top of the treatment cylinder (1).

6. The solid desulfurization and denitrification device according to claim 1, wherein: A liquid adding pipe (13) is communicated with one side of the treatment cylinder (1) and located below the air inlet pipe (2).

Images