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最近几年,施工升降机事故报道很多,已引起社会的较大关注。由于大多数SC型人货两用施工升降机吊笼的额定载荷为2T,出厂标牌限载24人,近来有些制造厂和使用单位把限制标志改为12人或9人,以避免载人过多危险和控制死亡人数。但是,设备的安全隐患,必须以治本为主,不断改进安全装置,规范操作行为。1施工升降机单制动松闸解困失效案例2012年11月笔者曾在本地区的施工现场检验一台移装完成的SC200/200人货两用施工升降机,该吊笼有3台驱动电机,即有3个制动器。在进行左侧吊笼的检验中,安装人员在松闸解困试验的操作过程中,首
In recent years, many reports of construction elevator accidents have caused great concern in the community. Since most SC type commercial and residential construction lifts cage rated load of 2T, the factory signage limit of 24 people, some manufacturers and the use of some recent restrictions to 12 or 9 to avoid overloading Dangerous and controlling the death toll. However, the hidden dangers of equipment must be based on permanent cure, continuous improvement of safety devices and standardizing operation practices. 1 Construction Elevator Single Brake Release Failure Solutions In November 2012, the author once tested a fully-equipped SC200 / 200 cargo and lorry construction elevator in the construction site in the area. The crane has three drive motors, namely There are 3 brakes. In the inspection of the left cage, the installer in the release process of the release test, the first