Device for air inlet pipeline of pressure reducing valve group of blast furnace

The utility model relates to the technical field of air inlet devices, in particular to a device for an air inlet pipeline of a pressure reducing valve group of a blast furnace, which comprises a vertical pipeline, an ash containing bin is fixedly communicated with the rear side of the bottom of the vertical pipeline, and an ash discharging assembly is arranged in the ash containing bin and comprises an ash settling chamber. The dust settling chamber is arranged in the dust containing bin, the bottom of the dust containing bin is fixedly connected with a dust discharging valve, the upper side of the interior of the dust containing bin is provided with a detection assembly, the detection assembly comprises a material level meter, and the material level meter is fixedly connected to one side of the dust containing bin. According to the device for the air inlet pipeline of the pressure reducing valve group of the blast furnace, residual dust in coal gas is treated through the ash discharging assembly, the situat