Anti-blocking pressure transmitting device

The utility model relates to the technical field of chemical engineering devices, in particular to an anti-blocking pressure transmitting device. The pressure guiding device comprises a pressure guiding pipe and a pressure transmitter connected with the pressure guiding pipe, the pressure guiding pipe is of a U-shaped structure, one end of the U-shaped structure is connected with a tower kettle, the other end of the U-shaped structure is provided with the pressure transmitter, a filter knot is arranged on one side, close to the pressure transmitter, of the U-shaped structure of the pressure guiding pipe, and an inner cavity of the filter knot is communicated with the pressure guiding pipe through openings in the upper end and the lower end. A filter cartridge is mounted in the filter knot; a purging pipe is arranged between the filter knot and the pressure transmitter, and a deflation pipe is arranged between the purging pipe and the pressure transmitter; a slag outlet is formed in the lowest position of the