Method for carrying out covering conveying by utilizing raised dust mixed slurry

Abstract

The invention discloses a method for carrying out covering conveying by using raised dust mixed slurry. Slag falls on the surface of a conveying belt in an impact mode at a certain speed, a large amount of flying dust is aroused, serious threats can be brought to the body health of on-site workers, and normal operation of nearby equipment is affected to a certain degree. The method comprises the following steps that a dust collection ring pipe surrounds a discharging pipe, four dust collection heads are installed on the dust collection ring pipe, raised dust is absorbed through the dust collection heads under the action of a dust collection fan, and the raised dust enters a stirring barrel after being absorbed; water sprayed by the spraying head is combined with the sucked raised dust to form slurry, and the formed slurry is deposited in the stirring barrel; sludge in the mixing drum enters the sludge discharge pipe after being boosted by the sludge pump through the sludge outlet pipe, then enters the two sludge discharge branch pipes and is sprayed out through the sludge spray heads, the sludge covers the slag, the slag can be humidified, and raised dust caused by jolt is avoided. The device is used for removing flying dust during slag conveying.

Description

Technical Field

[0001] The invention relates to a method for covering and conveying dust mixed with mud. Background Art

[0002] During the continuous discharge of slag using a conveyor belt, due to the height difference between the boiler's slag discharge port and the conveyor belt surface, the slag falls onto the conveyor belt surface at a high speed, stirring up a large amount of dust. This poses a serious threat to the health of on-site workers and affects the normal operation of nearby equipment to a certain extent. Summary of the Invention

[0003] The purpose of the present invention is to provide a method for covering and transporting dust mixed with mud to solve the above-mentioned technical problems.

[0004] The above purpose is achieved through the following technical solutions: A method for covering and conveying by using dust mixed with slurry, the method comprising the following steps: (1) There is a certain height difference between the discharge pipe of the boiler's slag discharge device and the conveyor belt surface of the conveyor device. The slag falls on the conveyor belt surface at a certain speed, stirring up a large amount of dust; (2) The dust collection ring pipe surrounds the discharge pipe, and four dust collection heads are installed on the dust collection ring pipe. Under the action of the dust collection fan, the dust is absorbed by the dust collection heads and then enters the mixing drum; (3) The water in the water tank is pumped out by a water pump and then sprayed out through the water outlet pipe and the sprinkler head. The water sprayed out from the sprinkler head combines with the inhaled dust to form mud. The formed mud is deposited in the mixing drum and stirred by the agitator in the mixing drum. (4) The sludge in the mixing drum enters the mud discharge pipe through the mud outlet pipe after the mud pump increases the pressure, and then enters the two mud discharge pipes. The mud is sprayed out through the mud nozzle. This mud covers the slag and can wet the slag to avoid dust caused by bumps.

[0005] The method of covering and conveying by using dust mixed with mud is described. A dust suction ring tube is fixed on the cover of the conveying device. A plurality of dust suction heads are connected to the bottom annular surface of the dust suction ring tube. The dust suction ring tube is connected to the dust suction main pipe. The dust suction main pipe is connected to the air inlet of the dust suction fan. The air outlet of the dust suction fan is connected to the air inlet of the mixing drum through a pipe. The bottom of the mixing drum is connected to the inlet of the mud pump through a mud outlet pipe. The outlet of the mud pump is installed with a mud discharge pipe. The end of the mud discharge pipe is divided into two mud discharge branch pipes, and each of the mud discharge branch pipes is installed with a mud nozzle.

[0006] In the method for covering and conveying by utilizing dust mixed with mud, a stirrer is installed in the mixing drum.

[0007] The method of covering and transporting by using dust mixed with mud is as follows: the water outlet of the water tank is connected to the water inlet of the water pump through a pipe, the water outlet of the water pump is connected to a water outlet pipe, the end of the water outlet pipe is equipped with a spray head, and the spray head is inserted into the mixing drum. Beneficial effects

[0008] 1. The present invention enables the dust suction fan to absorb the dust, which then enters the mixing drum and is sprayed by the spray head to form slurry. The formed slurry is stirred by the agitator in the mixing drum, and enters the mud discharge pipe through the mud outlet pipe after the mud pump boosts the pressure, and then enters the two mud discharge branch pipes, and is sprayed out through the mud nozzle. The mud covers the slag and can wet the slag to avoid dust generated by bumps. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 It is a structural schematic diagram of the present invention; Among them: 1. Discharge pipe; 2. Dust collection ring pipe; 3. Dust collection head; 4. Dust collection main pipe; 5. Sprinkler head; 6. Water outlet pipe; 7. Agitator; 8. Water pump; 9. Mixing drum; 10. Mud discharge pipe; 11. Water tank; 12. Mud discharge pipe; 13. Mud pump; 14. Mud nozzle; 15. Cover; 16. Dust collection fan; 17. Mud discharge branch pipe; 18. Conveying device. DETAILED DESCRIPTION

[0010] Reference Figure 1 A method for covering and transporting dust mixed with slurry, the method comprising the following steps: (1) There is a certain height difference between the discharge pipe of the boiler's slag discharge device and the conveyor belt surface of the conveyor device. The slag falls on the conveyor belt surface at a certain speed, stirring up a large amount of dust; (2) The dust collection ring pipe surrounds the discharge pipe, and four dust collection heads are installed on the dust collection ring pipe. Under the action of the dust collection fan, the dust is absorbed by the dust collection heads and then enters the mixing drum; (3) The water in the water tank is pumped out by a water pump and then sprayed out through the water outlet pipe and the sprinkler head. The water sprayed out from the sprinkler head combines with the inhaled dust to form mud. The formed mud is deposited in the mixing drum and stirred by the agitator in the mixing drum. (4) The sludge in the mixing drum enters the mud discharge pipe through the mud outlet pipe after the mud pump increases the pressure, and then enters the two mud discharge pipes. The mud is sprayed out through the mud nozzle. This mud covers the slag and can wet the slag to avoid dust caused by bumps.

[0011] A method for covering and conveying by using dust mixed with mud, which comprises: a conveying device 18, a discharge pipe 1, a cover 15 and a water tank 11, a dust suction ring pipe 2 is fixed on the cover of the conveying device, a plurality of dust suction heads 3 are connected to the bottom annular surface of the dust suction ring pipe, the dust suction ring pipe is connected to the dust suction main pipe 4, the dust suction main pipe is connected to the air inlet of the dust suction fan 16, the air outlet of the dust suction fan is connected to the air inlet of the mixing drum 9 through a pipeline, the bottom of the mixing drum is connected to the inlet of the mud pump 13 through the mud discharge pipe 12, the outlet of the mud pump is installed with a mud discharge pipe 10, the end of the mud discharge pipe is divided into two mud discharge branch pipes 17, each of the mud discharge branch pipes is installed with a mud nozzle 14.

[0012] In the method of covering and conveying by using dust mixed with mud, a stirrer 7 is installed in the mixing drum.

[0013] The method of covering and transporting by using dust mixed with mud is as follows: the water outlet of the water tank is connected to the water inlet of the water pump 8 through a pipe, the water outlet of the water pump is connected to the outlet pipe 6, and the end of the outlet pipe is equipped with a spray head 5, which is inserted into the mixing drum.

[0014] Working principle: When in use, there is a certain height difference between the discharge pipe 1 of the boiler's slag discharge device and the conveyor belt surface of the conveying device 18. The slag falls on the conveyor belt surface at a certain speed, stirring up a large amount of dust. The dust suction ring pipe surrounds the discharge pipe. Four dust suction heads are installed on the dust suction ring pipe. Under the action of the dust suction fan, the dust is absorbed by the dust suction head and then enters the mixing drum. The water in the water tank is pumped out by the water pump and then sprayed out through the sprinkler head through the water outlet pipe. The water sprayed by the sprinkler head combines with the inhaled dust to form mud. The formed mud is deposited in the mixing drum and is stirred by the agitator in the mixing drum. The sludge in the mixing drum enters the mud discharge pipe through the mud discharge pipe after the mud pump boosts the pressure, and then enters the two mud discharge branch pipes. The mud is sprayed out through the mud nozzle. This mud covers the slag and can wet the slag to avoid dust caused by bumps.

Claims

1. A method for covering and transporting dust mixed with slurry, characterized by: The method comprises the following steps: (1) There is a certain height difference between the discharge pipe of the boiler's slag discharge device and the conveyor belt surface of the conveyor device. The slag falls on the conveyor belt surface at a certain speed, stirring up a large amount of dust; (2) The dust collection ring pipe surrounds the discharge pipe, and four dust collection heads are installed on the dust collection ring pipe. Under the action of the dust collection fan, the dust is absorbed by the dust collection heads and then enters the mixing drum; (3) The water in the water tank is pumped out by a water pump and then sprayed out through the water outlet pipe and the sprinkler head. The water sprayed out from the sprinkler head combines with the inhaled dust to form mud. The formed mud is deposited in the mixing drum and stirred by the agitator in the mixing drum. (4) The sludge in the mixing drum enters the mud discharge pipe through the mud outlet pipe after the mud pump increases the pressure, and then enters the two mud discharge pipes. The mud is sprayed out through the mud nozzle. This mud covers the slag and can wet the slag to avoid dust caused by bumps.

2. The method for covering and transporting dust mixed with slurry according to claim 1, characterized in that: A dust suction ring is fixed on the cover of the conveying device, and a plurality of dust suction heads are connected to the bottom annular surface of the dust suction ring. The dust suction ring is connected to the dust suction main pipe, and the dust suction main pipe is connected to the air inlet of the dust suction fan. The air outlet of the dust suction fan is connected to the air inlet of the mixing drum through a pipe, and the bottom of the mixing drum is connected to the inlet of the mud pump through a mud outlet pipe. The outlet of the mud pump is equipped with a mud discharge pipe, and the end of the mud discharge pipe is divided into two mud discharge branch pipes, and each of the mud discharge branch pipes is equipped with a mud nozzle.

3. The method for covering and transporting by using dust mixed with slurry according to claim 2, characterized in that: A stirrer is installed in the mixing drum.

4. The method for covering and transporting dust mixed with slurry according to claim 3 is characterized by: The water outlet of the water tank is connected to the water inlet of the water pump through a pipeline. The water outlet of the water pump is connected to a water outlet pipe. A spray head is installed at the end of the water outlet pipe. The spray head is inserted into the mixing drum.

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