It consists of motor, drivemechanism and the drum or sprocket composition, divided into two types of wire rope and chain.
它由电动机、传动机构和卷筒或链轮组成，分为钢丝绳和环链两种。
2
Sootblowers shall have steel box beam construction to enclose the drivemechanism, motor, lance and other moving or hot parts for complete personnel protection and safety.
The sliding door control mechanism works as follows: when there is electricity, the gear and rack meshing, as the pendulum block against the rack to drive the outer tube tube motor rotation.