CN211753789U - Desulfurizer spraying and mixing device for nano-calcium dry desulfurization system - Google Patents
Desulfurizer spraying and mixing device for nano-calcium dry desulfurization system Download PDFInfo
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- CN211753789U CN211753789U CN202020266216.3U CN202020266216U CN211753789U CN 211753789 U CN211753789 U CN 211753789U CN 202020266216 U CN202020266216 U CN 202020266216U CN 211753789 U CN211753789 U CN 211753789U
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Abstract
The utility model discloses a desulfurizer sprays mixing arrangement for nanometer calcium dry process desulfurization system, including the feed bin that is used for holding nanometer calcium desulfurizer, the lower extreme export of feed bin is provided with screw conveyor, screw conveyor delivery outlet and buffer tank intercommunication, first air pipe and fan intercommunication are passed through to the top of buffer tank, second air pipe and flue gas pipeline intercommunication are passed through to the bottom of buffer tank, be provided with the butt joint pipeline on the flue gas pipeline, the butt joint pipeline is located the lower tuyere of second air pipe, the utility model discloses a desulfurizer sprays mixing arrangement, including the feed bin that is used for holding nanometer calcium desulfurizer, the lower extreme export of feedA smoke disturbance device is adapted in the butt joint pipeline. The utility model discloses a power fan carries the nanometer calcium desulfurizer to flue gas pipeline in, after the opposite blade disturbance of soon of flue gas disturbance device, has increased the gas flow velocity, makes nanometer calcium desulfurizer and flue gas carry out the intensive mixing back, great improvement in desulfurizer superfine powder and the flue gas SO2Fast mixing reaction efficiency.
Description
Technical Field
The utility model relates to a dry desulfurization field especially relates to a desulfurizer sprays mixing arrangement for nanometer calcium dry desulfurization system.
Background
At present, the process method for separating sulfur dioxide from combustion flue gas can be roughly divided into three types of wet desulfurization, semi-dry desulfurization and dry desulfurization: the wet desulphurization process has the advantages of huge desulphurization equipment, large occupied area and high manufacturing cost, is mainly applied to large coal-fired units with high sulfur content, and needs subsequent wastewater treatment; the semidry desulfurization facility occupies a medium area, is mainly applied to self-contained power station units with medium sulfur content in the non-electric field, and does not need subsequent wastewater treatment; the dry desulphurization occupies a very small area, does not generate any waste water, is mainly applied to units with low sulfur content in the non-electric field, and mainly utilizes the full mixing and contact of the ultra-fine powder of the desulfurizer and the flue gas to quickly react with SO2 in the flue gas.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a desulfurizer sprays mixing arrangement for nanometer calcium dry process desulfurization system solves SO in the flue gas2The nano calcium desulfurizer is quickly and fully mixed and reacted.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to a desulfurizer jet mixing device for nanometer calcium dry desulfurization system, including the feed bin that is used for holding nanometer calcium desulfurizer, the lower extreme export of feed bin is provided with screw conveyer, screw conveyer delivery outlet and buffer tank intercommunication, the top of buffer tank communicates with the fan through first air pipe, the bottom of buffer tank communicates with the flue gas pipeline through second air pipe, be provided with the butt joint pipeline on the flue gas pipeline, the butt joint pipeline is located the lower tuyere of second air pipe, the adaptation has flue gas disturbance device in the butt joint pipeline;
the smoke disturbance device comprises a first fixed frame, a second fixed frame and a third fixed frame which are sequentially sleeved; a plurality of first blades are uniformly distributed in a gap between the first fixing frame and the second fixing frame in an annular manner, and two ends of each first blade are respectively connected to the first fixing frame and the second fixing frame; a plurality of second blades are uniformly distributed in a gap between the second fixing frame and the third fixing frame in an annular manner, and two ends of each second blade are respectively connected to the second fixing frame and the third fixing frame;
the rotation direction of each first blade is opposite to that of each second blade.
Furthermore, a plurality of elastic pressing plates are uniformly distributed on the inner wall of the butt joint pipeline, one end of each elastic pressing plate is fixedly connected with the inner wall of the butt joint pipeline, a positioning bulge is arranged on a pressing surface of the other end of each elastic pressing plate, and the positioning bulge is embedded into a corresponding positioning groove which is preset on the third fixing frame.
Furthermore, a heating pipe is arranged on the outer wall of the screw conveyor.
Further, the top of feed bin is provided with agitator motor, agitator motor's power take off end with set up and be in the inside puddler of feed bin is connected.
Further, an air flow control valve is arranged on the first ventilation pipeline.
Furthermore, a check valve is arranged on the second ventilation pipeline.
Compared with the prior art, the utility model discloses a beneficial technological effect:
the utility model discloses a power fan carries the nanometer calcium desulfurizer to flue gas pipeline in, after the opposite blade disturbance of soon of flue gas disturbance device, has increased the gas flow velocity, makes nanometer calcium desulfurizer and flue gas carry out the intensive mixing back, great improvement in desulfurizer superfine powder and the flue gas SO2Fast mixing reaction efficiency.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the installation and connection of the butt joint pipe and the flue gas disturbance device;
FIG. 3 is a schematic structural diagram of a flue gas disturbance device;
FIG. 4 is a schematic view of the structure of the docking conduit;
fig. 5 is a schematic structural view of the elastic pressing plate.
Description of reference numerals: 1. a storage bin; 2. a screw conveyor; 3. a buffer tank; 4. a first ventilation duct; 5. a fan; 6. a second vent conduit; 7. a flue gas duct; 8. butting pipelines; 9. a flue gas disturbance device; 901. a first fixed frame; 902. a second fixed frame; 903. a third fixed frame; 903-1, a positioning groove; 904. a first blade; 905. a second blade; 10. an elastic pressure plate; 1001. positioning the projection; 11. heating a tube; 12. a stirring motor; 13. a stirring rod; 14. an air flow control valve; 15. a non-return valve.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the embodiment discloses a desulfurizer jet mixing device for a nano calcium dry desulfurization system, including a bin 1 for containing a nano calcium desulfurizer, a lower end outlet of the bin 1 is provided with a screw conveyor 2, an output port of the screw conveyor 2 is communicated with a buffer tank 3, a top of the buffer tank 3 is communicated with a fan 5 through a first ventilation pipeline 4, a bottom of the buffer tank 3 is communicated with a flue gas pipeline 7 through a second ventilation pipeline 6, a butt joint pipeline 8 is arranged on the flue gas pipeline 7, the butt joint pipeline 8 is located at a lower air port of the second ventilation pipeline 6, a end face of the butt joint pipeline 8 is connected with the flue gas pipeline 7 through a bolt component, and a flue gas disturbance device 9 is adapted in the butt joint pipeline 8.
In order to prevent the desulfurization effect of the nano calcium desulfurizer from being influenced by excessive moisture in the nano calcium desulfurizer, the nano calcium desulfurizer can be heated when being conveyed, so that the heating pipe 11 is arranged on the outer wall of the screw conveyor 2, and the heating pipe 11 adopts an electric heating mode.
For preventing the nanometer calcium desulfurizer in the feed bin 1 from hardening, the top of the feed bin 1 is provided with a stirring motor 12, the power output end of the stirring motor 12 is connected with a stirring rod 13 arranged inside the feed bin 1, and the stirring motor 12 drives the stirring rod 13 to stir the nanometer calcium desulfurizer in the feed bin 1.
The first ventilation duct 4 is provided with an air flow control valve 14, and the air flow control valve 14 is adjusted to control the air blowing amount, so as to control the supply amount of the nano calcium desulfurizer. To prevent backflow of the flue gas duct 7 from the second ventilation duct 6, a non-return valve 15 is arranged in the second ventilation duct 6.
As shown in fig. 2 to 4, the flue gas disturbance device 9 includes a first fixed frame 901, a second fixed frame 902 and a third fixed frame 903 which are sequentially sleeved; a plurality of first blades 904 are uniformly distributed in a gap between the first fixed frame 901 and the second fixed frame 902 in an annular shape, and two ends of each first blade 904 are respectively connected to the first fixed frame 901 and the second fixed frame 902; a plurality of second blades 905 are annularly and uniformly distributed in a gap between the second fixed frame 902 and the third fixed frame 903, and two ends of each second blade 905 are respectively connected to the second fixed frame 902 and the third fixed frame 903; the direction of rotation of each first vane 904 is opposite to the direction of rotation of each second vane 905.
The nano calcium desulfurizer is sent by wind to flow to the flue gas pipeline 7 through the second ventilation pipeline 6, and because the rotating direction of the first blade 904 is opposite to that of each second blade 905, the flue gas mixed with the nano calcium desulfurizer is disturbed by the first blade 904 and the second blades 905, the gas flow velocity is increased, SO that the desulfurizer ultrafine powder and the flue gas are fully mixed, and the desulfurizer ultrafine powder and SO in the flue gas are greatly improved2Fast mixing reaction efficiency.
As shown in fig. 4 and 5, a plurality of elastic pressing plates 10 are uniformly distributed on the inner wall of the butt-joint pipe 8, one end of each elastic pressing plate 10 is fixedly connected with the inner wall of the butt-joint pipe 8, a positioning protrusion 1001 is arranged on a pressing surface of the other end of each elastic pressing plate, and the positioning protrusions 1001 are embedded into corresponding positioning grooves 903-1 preset on the third fixing frame 903.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (6)
1. A desulfurizer spraying and mixing device for a nano-calcium dry desulfurization system is characterized in that: the device comprises a storage bin (1) for containing a nano calcium desulfurizer, wherein a screw conveyor (2) is arranged at the lower end outlet of the storage bin (1), the output port of the screw conveyor (2) is communicated with a buffer tank (3), the top of the buffer tank (3) is communicated with a fan (5) through a first ventilation pipeline (4), the bottom of the buffer tank (3) is communicated with a flue gas pipeline (7) through a second ventilation pipeline (6), a butt joint pipeline (8) is arranged on the flue gas pipeline (7), the butt joint pipeline (8) is positioned at the lower air port of the second ventilation pipeline (6), and a flue gas disturbance device (9) is adapted in the butt joint pipeline (8);
the smoke disturbance device (9) comprises a first fixed frame (901), a second fixed frame (902) and a third fixed frame (903) which are sequentially sleeved; a plurality of first blades (904) are uniformly distributed in a gap between the first fixing frame (901) and the second fixing frame (902) in an annular manner, and two ends of each first blade (904) are respectively connected to the first fixing frame (901) and the second fixing frame (902); a plurality of second blades (905) are uniformly distributed in a gap between the second fixing frame (902) and the third fixing frame (903) in an annular manner, and two ends of each second blade (905) are respectively connected to the second fixing frame (902) and the third fixing frame (903);
the rotation direction of each first blade (904) is opposite to that of each second blade (905).
2. The desulfurizer jet mixing device for nano-calcium dry desulfurization system according to claim 1, characterized in that: a plurality of elastic pressing plates (10) are uniformly distributed on the inner wall of the butt joint pipeline (8), one end of each elastic pressing plate (10) is fixedly connected with the inner wall of the butt joint pipeline (8), a positioning protrusion (1001) is arranged on the pressing surface of the other end of each elastic pressing plate, and the positioning protrusion (1001) is embedded into a corresponding positioning groove (903-1) which is preset on the third fixing frame (903).
3. The desulfurizer jet mixing device for nano-calcium dry desulfurization system according to claim 1, characterized in that: and a heating pipe (11) is arranged on the outer wall of the screw conveyor (2).
4. The desulfurizer jet mixing device for nano-calcium dry desulfurization system according to claim 1, characterized in that: the top of feed bin (1) is provided with agitator motor (12), the power take off end of agitator motor (12) is in with the setting agitator arm (13) inside feed bin (1) are connected.
5. The desulfurizer jet mixing device for nano-calcium dry desulfurization system according to claim 1, characterized in that: an air flow control valve (14) is arranged on the first ventilating duct (4).
6. The desulfurizer jet mixing device for nano-calcium dry desulfurization system according to claim 1, characterized in that: and a check valve (15) is arranged on the second ventilation pipeline (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020266216.3U CN211753789U (en) | 2020-03-06 | 2020-03-06 | Desulfurizer spraying and mixing device for nano-calcium dry desulfurization system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020266216.3U CN211753789U (en) | 2020-03-06 | 2020-03-06 | Desulfurizer spraying and mixing device for nano-calcium dry desulfurization system |
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| CN211753789U true CN211753789U (en) | 2020-10-27 |
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| CN202020266216.3U Active CN211753789U (en) | 2020-03-06 | 2020-03-06 | Desulfurizer spraying and mixing device for nano-calcium dry desulfurization system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114225881A (en) * | 2021-12-14 | 2022-03-25 | 河南汇金智能装备有限公司 | Gas flow reaction kettle in pipeline and desulfurizing device using same |
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2020
- 2020-03-06 CN CN202020266216.3U patent/CN211753789U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114225881A (en) * | 2021-12-14 | 2022-03-25 | 河南汇金智能装备有限公司 | Gas flow reaction kettle in pipeline and desulfurizing device using same |
| CN114225881B (en) * | 2021-12-14 | 2023-11-10 | 河南汇金智能装备有限公司 | Air flow reaction kettle in pipeline and desulfurizing device using air flow reaction kettle |
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