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机械事故的原因和本质安全一、机械事故的原因机械都是人设计、制造、安装的,在使用中是由人操作、维护和管理的,因此造成机械事故最根本的原因可以追溯到人。造成机械事故的原因可分为直接原因和间接原因。1.直接原因①机械的不安全状态,如防护、保险、信号装置缺乏或有缺陷;设备、设施、工具、附件有缺陷;个人防护用品、用具缺少或有缺陷;生产场地环境(包括照明、通风)不良或
Causes of Mechanical Accidents and Intrinsical Safety I. Causes of Mechanical Accidents Machinery is designed, manufactured and installed by man and is operated, maintained and managed by the human operator. Therefore, the most fundamental cause of a mechanical accident can be traced back to man. The causes of mechanical accidents can be divided into direct and indirect causes. 1. Direct causes ① unsafe condition of machinery, such as lacking or defective protection, insurance and signaling devices; defects in equipment, facilities, tools and accessories; lacking or defective personal protective equipment and appliances; manufacturing site environment including lighting, Ventilation or bad