CN215832182U - Micro-coal negative pressure conveying energy-saving combustion device of pulverized coal direct combustion system - Google Patents
Micro-coal negative pressure conveying energy-saving combustion device of pulverized coal direct combustion system Download PDFInfo
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- CN215832182U CN215832182U CN202122266315.9U CN202122266315U CN215832182U CN 215832182 U CN215832182 U CN 215832182U CN 202122266315 U CN202122266315 U CN 202122266315U CN 215832182 U CN215832182 U CN 215832182U
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Abstract
The utility model discloses a micro-coal negative pressure conveying energy-saving combustion device of a pulverized coal direct combustion system, which comprises a pulverized coal bin, a negative pressure conveying device, a hot blast stove and a spray tower, wherein a discharge hole is formed in the bottom of the pulverized coal bin, a feeder is arranged at the bottom of the discharge hole, the negative pressure conveying device comprises a Roots blower and a conveying pipeline, the Roots blower is connected with one end of the conveying pipeline, a discharge end is arranged at the other end of the conveying pipeline, the discharge end is connected with the hot blast stove, a feed end is arranged on the wall surface of the conveying pipeline, the feed end of the feeder is connected with the feed end, powder ceramic in the pulverized coal bin is conveyed into the conveying pipeline of the negative pressure conveying device through the feeder, negative pressure airflow is formed in the conveying pipeline by the Roots blower, the ceramic powder enters the hot blast stove through the discharge end of the conveying pipeline along with the negative pressure airflow, and no dust flying and environmental pollution are generated in the whole process because the ceramic powder is always in a closed pipeline, environmental protection and energy saving.
Description
Technical Field
The utility model relates to the technical field of ceramic tile production, in particular to a micro-coal negative-pressure conveying energy-saving combustion device of a pulverized coal direct-fired system.
Background
During the production process of the ceramic tile, ceramic powder needs to be distributed on a conveying belt so as to be conveyed to carry out the processing operation of the next working procedure. If the ceramic to be produced has a layered appearance, the ceramic has a plurality of layers of ceramic powders with different thicknesses. In the conveying process of the ceramic powder on the conveying belt, the ceramic powder is easy to fall in the conveying process due to the fact that the ceramic powder is dust particles, and therefore the problems of waste of the ceramic powder and high production cost can be caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a micro-coal negative-pressure conveying energy-saving combustion device of a pulverized coal direct-fired system, which comprises a pulverized coal bin, a negative-pressure conveying device, a hot blast stove and a spray tower, wherein a discharge hole is formed in the bottom of the pulverized coal bin, a feeder is arranged at the bottom of the discharge hole, the negative-pressure conveying device comprises a Roots blower and a conveying pipeline, the Roots blower is connected with one end of the conveying pipeline, a discharge end is arranged at the other end of the conveying pipeline, the discharge end is connected with the hot blast stove, a feed end is arranged on the wall surface of the conveying pipeline, the feed end of the feeder is connected with the feed end, and the spray tower is connected with the hot blast stove through a feed pipeline.
Furthermore, a cyclone dust collector is arranged between the hot blast stove and the spray tower and is connected with the feeding pipeline.
Furthermore, the device also comprises a dehumidifying fan and a cloth belt dust remover, wherein the dehumidifying fan is connected with the spraying tower through a dehumidifying pipeline, and the cloth belt dust remover is connected with the dehumidifying pipeline.
Further, the pulverized coal bunker is of a funnel-shaped cavity structure.
Further, a dust remover is installed at the top of the pulverized coal bin.
Further, the feeder is a screw feeder.
Furthermore, a clean preformed hole is formed in one side of the joint between the feeding end and the feeding end.
Compared with the prior art, the utility model has the beneficial effects that: in sending the ceramic powder in the buggy storehouse to negative pressure conveyor's pipeline through the feeder, utilize roots's fan to form negative pressure air current in pipeline, ceramic powder gets into the hot-blast furnace along with negative pressure air current through pipeline's discharge end, a plurality of buggy storehouses of accessible installation negative pressure conveyor, carry different ceramic powder and enter into the hot-blast furnace and burn, whole in-process because ceramic powder is in the confined pipeline all the time therefore can not produce the dust and fly upward the polluted environment, environmental protection and energy saving.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a schematic view of the connection between the negative pressure conveying device and the feeding end in the present invention.
In the figure: the device comprises a pulverized coal bunker 1, a discharge hole 11, a dust remover 12, a negative pressure conveying device 2, a Roots blower 21, a conveying pipeline 22, a discharge end 221, a feed end 222, a cleaning preformed hole 223, a hot blast stove 3, a spray tower 4, a feeder 5, a feed end 50, a feed pipeline 6, a cyclone dust remover 7, a dehumidifying fan 8, a dehumidifying pipeline 80 and a cloth belt dust remover 9.
Detailed Description
The utility model will be further described with reference to the accompanying drawings in which:
referring to fig. 1-3, a little coal negative pressure of direct combustion system of buggy carries energy-conserving burner, including buggy storehouse 1, negative pressure conveyor 2, hot-blast furnace 3 and spray tower 4, the bottom of buggy storehouse 1 is equipped with discharge gate 11, discharge gate 11 bottom is provided with feeder 5, negative pressure conveyor 2 includes roots's fan 21 and pipeline 22, roots's fan 21 connects the one end of pipeline 22, pipeline 22's the other end is equipped with discharge end 221, discharge end 221 connects hot-blast furnace 3, pipeline 22's wall has seted up feed end 222, the feed end 50 and the feed end 222 of feeder 5 are connected, be connected through feed pipe 6 between spray tower 4 and the hot-blast furnace 3.
In this embodiment, a cyclone dust collector 7 is arranged between the hot blast stove 3 and the spray tower 4, and the cyclone dust collector 7 is connected with a feeding pipeline 6.
In this embodiment, still including dehumidifying fan 8 and strap dust remover 9, dehumidifying fan 8 connects spraying tower 4 through dehumidifying pipeline 80, and strap dust remover 9 connects dehumidifying pipeline 80.
In this embodiment, the pulverized coal bunker 1 has a funnel-shaped cavity structure.
In this embodiment, a dust collector 12 is installed on the top of the pulverized coal bunker 1.
In this embodiment, the feeder 5 is a screw feeder.
In this embodiment, a clean preformed hole 223 is formed at one side of the connection between the feeding end 50 and the feeding end 222, and the blocked conveying pipeline 22 can be dredged and cleaned through the clean preformed hole 223.
According to the utility model, ceramic powder in the coal powder bin 1 is conveyed into the conveying pipeline 22 of the negative pressure conveying device 2 through the feeder 5, negative pressure airflow is formed in the conveying pipeline 22 by utilizing the Roots blower 21, the ceramic powder enters the hot blast stove 3 along with the negative pressure airflow through the discharge end 221 of the conveying pipeline 22, different ceramic powder is conveyed into the hot blast stove 3 for combustion by installing the negative pressure conveying devices 2 in a plurality of coal powder bins 1, and dust flying cannot be generated in the whole process because the ceramic powder is always in a closed pipeline, so that the environment is not polluted, and the environment is protected and energy is saved.
In summary, the present invention is only a preferred embodiment, and is not intended to be limited in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the above steps; however, those skilled in the art should, upon attaining an understanding of the present disclosure, appreciate that many changes, modifications, and equivalents may be made to the utility model without departing from the spirit and scope of the utility model; meanwhile, any equivalent changes, modifications and evolution made to the above embodiments according to the essential technology of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a little coal negative pressure of buggy direct combustion system carries energy-conserving burner which characterized in that: the coal powder spraying device comprises a coal powder bin (1), a negative pressure conveying device (2), a hot blast stove (3) and a spraying tower (4), wherein a discharge hole (11) is formed in the bottom of the coal powder bin (1), a feeder (5) is arranged at the bottom of the discharge hole (11), the negative pressure conveying device (2) comprises a Roots blower (21) and a conveying pipeline (22), the Roots blower (21) is connected with one end of the conveying pipeline (22), a discharge end (221) is arranged at the other end of the conveying pipeline (22), the discharge end (221) is connected with the hot blast stove (3), a feed end (222) is arranged on the wall surface of the conveying pipeline (22), a feed end (50) of the feeder (5) is connected with the feed end (222), and the spraying tower (4) is connected with the hot blast stove (3) through a feed pipeline (6).
2. The micro-coal negative pressure conveying energy-saving combustion device of the pulverized coal direct combustion system according to claim 1, characterized in that: a cyclone dust collector (7) is arranged between the hot blast stove (3) and the spray tower (4), and the cyclone dust collector (7) is connected with the feeding pipeline (6).
3. The micro-coal negative pressure conveying energy-saving combustion device of the pulverized coal direct combustion system according to claim 1, characterized in that: still including dehumidifying fan (8) and strap dust remover (9), dehumidifying fan (8) and connecting through dehumidifying pipeline (80) spraying tower (4), strap dust remover (9) are connected dehumidifying pipeline (80).
4. The micro-coal negative pressure conveying energy-saving combustion device of the pulverized coal direct combustion system according to claim 1, characterized in that: the pulverized coal bunker (1) is of a funnel-shaped cavity structure.
5. The micro-coal negative pressure conveying energy-saving combustion device of the pulverized coal direct combustion system according to claim 1, characterized in that: and a dust remover (12) is arranged at the top of the pulverized coal bin (1).
6. The micro-coal negative pressure conveying energy-saving combustion device of the pulverized coal direct combustion system according to claim 1, characterized in that: the feeder (5) is a spiral feeder.
7. The micro-coal negative pressure conveying energy-saving combustion device of the pulverized coal direct combustion system according to claim 1, characterized in that: and a clean preformed hole (223) is formed in one side of the joint between the feeding end (50) and the feeding end (222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122266315.9U CN215832182U (en) | 2021-09-18 | 2021-09-18 | Micro-coal negative pressure conveying energy-saving combustion device of pulverized coal direct combustion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122266315.9U CN215832182U (en) | 2021-09-18 | 2021-09-18 | Micro-coal negative pressure conveying energy-saving combustion device of pulverized coal direct combustion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215832182U true CN215832182U (en) | 2022-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202122266315.9U Active CN215832182U (en) | 2021-09-18 | 2021-09-18 | Micro-coal negative pressure conveying energy-saving combustion device of pulverized coal direct combustion system |
Country Status (1)
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| CN (1) | CN215832182U (en) |
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2021
- 2021-09-18 CN CN202122266315.9U patent/CN215832182U/en active Active
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