
How to stop dust pollution in stone production line comprehensively
As the stone crusher is not fully closed and airtight, when working, the stone is squeezed and hit, the air in the gap of stone powder is squeezed and moves outward at high speed, driving the dust to overflow together and raising a large amount of dust instantly. The dusty airflow is discharged downward through the chute (a small part) or upward through the filling mouth (most of it), which causes high concentration of dust around the filling mouth. Long time in this state will not only cause serious pollution to the environment, but also cause great harm to human body. So how to control the dust pollution of crusher, as a professional manufacturer of crushing equipment, we should make improvement measures from what aspects? The dust control methods of stone crusher are as follows.
(1) Airtight control will be dust source sealed with a sealed cover, try to make the dust does not spread widely.
2. Eliminate the height potential energy difference between the hopper, shield, chute and other handling equipment due to the height potential energy difference generated by the powder fall, is the main reason for dust spillage and flying, should try to reduce the fall difference, reduce the inclination of the chute chute, some closed room is best to cause negative pressure, so as to facilitate the collection of dust. 3.
3. Wet dust removal and exhaust air dust removal according to the causes of dust generation, can be developed separately to control the dust source countermeasures: set up spraying devices at the feeding mouth and tape transfer point, and to control the amount of water to humidify the stone, can greatly reduce the dust pollution in the crushing plant transfer point; when the transfer point, especially when the underground building is poorly ventilated, should be used centrifugal fan, forced ventilation, strengthen the dust exhaust air speed, air volume; when the tape When the dust is generated by the operation of the tape, the dust source is controlled by the negative pressure exhaust of the cloth bag dust collector.
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