Steam exhausting pipeline of steam medium safety valve

The utility model discloses a steam exhausting pipeline of a steam medium safety valve. The steam exhausting pipeline of the steam medium safety valve comprises a straight pipe (3) connected at the exit end of the safety valve (2) and a bend (4) connected at the exit of the straight pipe (3) and further comprises a steam exhausting pipe (5) connected at the exit of the bend (4). The steam exhausting pipe (5) comprises a steam exhausting branch pipe (52), a taper pipe (53) and a steam exhausting sleeve pipe (51). The steam exhausting branch pipe (52) is fixedly connected at the exit end of the bend (4). The small end of the taper pipe (53) is connected to the steam exhausting branch pipe (52) in a sleeved mode. The big end of the taper pipe (53) is fixedly connected with the steam exhausting sleeve pipe (51). A vent is formed in a wall face of the taper pipe (53). The steam exhausting pipeline of the steam medium safety valve is simple in structure, low in cost, capable of effectively eliminating pressure devi