Pulley through cable is set at the top of shell and sealing equipment is set between cable and shell.
壳体顶部设置有通过缆绳的滑轮，缆绳与壳体之间设置有密封装置。
2
A motor shaft gap used for a sealing plate for a seal air channel is left between the belt pulley and the end cover of the motor shell.
在皮带轮同电机机壳端盖之间保留供密封风道用的密封板穿过的电机轴空隙位。
3
The divided-flow two-level turbine engine with two pumps is composed of a turbine, a turbine shaft, a two-level booster pump wheel, a guide pulley and the expansion chamber shell.