Hydrogenation reaction device in coal chemical industry

The invention provides a hydrogenation reaction device in coal chemical industry, a powder outlet of a pulverizator is connected with a powder inlet of a filter, and an outlet of the filter is connected with an inlet of a hydrogenation reactor through a mixing pipe; a powder inlet is formed in the side surface of the shell A of the filter; a filter part is fixed on the inner side surface of the shell A and comprises an arc-shaped filter screen A and an arc-shaped filter screen B, the arc directions of the filter screen A and the filter screen B are opposite, and the filter screen A is positioned on the filter screen B; a powder inlet of the filter is positioned in an area corresponding to the filter screen A, and a concave surface of the filter screen A corresponds to the powder inlet; the mixing pipe comprises a shell B, a coil pipe is installed on the inner side face of the shell B, and a through hole is formed in the coil pipe. The hydrogenation reaction device has the advantages of being reasonable in des