Sealing device for high-pressure vertical suspended semi submersible vertical turbine pump

The sealing device for high-pressure vertical suspended semi submersible turbine pump includes a packing box (3), a packing liner (4), a packing shaft sleeve (5), a packing cover (8), a packing (9), and a transmission shaft (10). The packing liner (4) is fixed on the packing box (3), the packing shaft sleeve (5) is fixed on the transmission shaft (10), the packing cover (8) is connected to the packing box (3) through a screw (6), and the packing (9) is installed between the packing liner (4) and the packing cover (8). The pressure relief water pipe (2) is connected. A pressure regulating valve (1) is installed on the pressure relief water pipe (2) on the packing box (3). The sealing device for this high-pressure vertical suspended semi submersible vertical turbine pump has a simple structure, good sealing performance, and is easy to use. It can be widely used in high-pressure vertical suspended semi submersible vertical turbine pumps, especially long axis fire pumps, and has strong practical and promotional value.

Technical requirements: A sealing device for a high-pressure vertical suspended semi submersible turbine pump, comprising a packing box (3), a packing liner (4), a packing shaft sleeve (5), a packing cover (8), a packing (9), and a transmission shaft (10). The feature is that the packing liner (4) is fixed on the packing box (3), the packing shaft sleeve (5) is fixed on the transmission shaft (10), the packing cover (8) is connected to the packing box (3) through a screw (6), and the packing (9) is installed on the packing liner (4) and the packing cover (8). The pressure relief pipe (2) is connected to the packing box (3), and a pressure regulating valve (1) is installed on the pressure relief pipe (2).