High-pressure dry fog dust removal device for port hoisting grab bucket

The high-pressure dry fog dust removal device comprises a high-pressure dry fog dust removal bracket, a pipeline system, a high-pressure dry fog supply system and a PLC (Programmable Logic Controller) control system, the high-pressure dry fog dust removal support comprises a plurality of supporting bodies, the pipeline system comprises an upper circular pipe, a lower circular pipe, a high-pressure dry fog inlet pipe and a communicating pipe, the upper circular pipe and the lower circular pipe are connected together through the supporting bodies, the upper circular pipe is connected with the tail end of the grab bucket through the supporting bodies, and the lower circular pipe is connected with the tail end of the grab bucket through the communicating pipe. The upper circular pipe is communicated with the lower circular pipe through a communicating pipe, the upper circular pipe is communicated with a high-pressure dry fog conveying pipe of a high-pressure dry fog supply system through a high-pressure dry fog i