生产设备安全卫生设计总则（GB5083-2023）6.1.5

以作业人员的操作位置所在平面为基准,凡高度在2m之内的所有传动带、转轴、传动链、联轴

节、带轮、齿轮、飞轮、链轮、电锯等外露危险零部件及危险部位,均应设置安全卫生防护装置。

General Rules for Designing the Production Facilities in accordance with Safety and Health Requirements (GB5083-2023), Article 6.1.5

With the spatial plane where the operator is positioned as reference, all exposed hazardous parts and components such as drive belts, drive shafts, roller chains, couplings, pulleys, gears, flywheels, sprockets, and electric saws, located within a height of 2 meters, should be equipped with safety and health protective devices.