起(Qi)重(Zhong)机(Ji)失(Shi)落(Luo)事(Shi)故(Gu)是(Shi)指(Zhi)起(Qi)重(Zhong)作(Zuo)业(Ye)中(Zhong),(?)吊(Diao)载(Zai)、(?)吊(Diao)具(Ju)等(Deng)重(Zhong)物(Wu)从(Cong)空(Kong)中(Zhong)坠(Zhui)落(Luo)所(Suo)造(Zao)成(Cheng)的(De)人(Ren)身(Shen)伤(Shang)亡(Wang)和(He)设(She)备(Bei)毁(Hui)坏(Huai)的(De)事(Shi)故(Gu)。(?)失(Shi)落(Luo)事(Shi)故(Gu)是(Shi)起(Qi)重(Zhong)机(Ji)械(Xie)事(Shi)故(Gu)中(Zhong)最(Zui)常(Chang)见(Jian)的(De),(?)也(Ye)是(Shi)较(Jiao)为(Wei)严(Yan)重(Zhong)的(De)。(?)
常(Chang)见(Jian)的(De)失(Shi)落(Luo)事(Shi)故(Gu)有(You)以(Yi)下(Xia)几(Ji)种(Zhong)类(Lei)型(Xing):(?)
1.脱(Tuo)绳(Sheng)事(Shi)故(Gu)
脱(Tuo)绳(Sheng)事(Shi)故(Gu)是(Shi)指(Zhi)重(Zhong)物(Wu)从(Cong)捆(Kun)绑(Bang)的(De)吊(Diao)装(Zhuang)绳(Sheng)索(Suo)中(Zhong)脱(Tuo)落(Luo)溃(Kui)散(San)发(Fa)生(Sheng)的(De)伤(Shang)亡(Wang)毁(Hui)坏(Huai)事(Shi)故(Gu)。(?)造(Zao)成(Cheng)脱(Tuo)绳(Sheng)事(Shi)故(Gu)的(De)主(Zhu)要(Yao)原(Yuan)因(Yin)是(Shi)重(Zhong)物(Wu)的(De)捆(Kun)绑(Bang)方(Fang)法(Fa)与(Yu)要(Yao)领(Ling)不(Bu)当(Dang),(?)造(Zao)成(Cheng)重(Zhong)物(Wu)滑(Hua)脱(Tuo);吊(Diao)装(Zhuang)重(Zhong)心(Xin)选(Xuan)择(Ze)不(Bu)当(Dang),(?)造(Zao)成(Cheng)偏(Pian)载(Zai)起(Qi)吊(Diao)或(Huo)因(Yin)吊(Diao)装(Zhuang)中(Zhong)心(Xin)不(Bu)稳(Wen)造(Zao)成(Cheng)重(Zhong)物(Wu)脱(Tuo)落(Luo);吊(Diao)载(Zai)遭(Zao)到(Dao)碰(Peng)撞(Zhuang)、(?)冲(Chong)击(Ji)、(?)振(Zhen)动(Dong)等(Deng)而(?)摇(Yao)摆(Bai)不(Bu)定(Ding),(?)造(Zao)成(Cheng)重(Zhong)物(Wu)失(Shi)落(Luo)等(Deng)。(?)
2.脱(Tuo)钩(Gou)事(Shi)故(Gu)
脱(Tuo)钩(Gou)事(Shi)故(Gu)是(Shi)指(Zhi)重(Zhong)物(Wu)、(?)吊(Diao)装(Zhuang)绳(Sheng)或(Huo)专(Zhuan)用(Yong)吊(Diao)具(Ju)从(Cong)吊(Diao)钩(Gou)钩(Gou)口(Kou)脱(Tuo)出(Chu)而(?)引(Yin)起(Qi)的(De)重(Zhong)物(Wu)失(Shi)落(Luo)事(Shi)故(Gu)。(?)造(Zao)成(Cheng)脱(Tuo)钩(Gou)事(Shi)故(Gu)的(De)主(Zhu)要(Yao)原(Yuan)因(Yin)是(Shi)吊(Diao)钩(Gou)缺(Que)少(Shao)护(Hu)钩(Gou)装(Zhuang)置(Zhi);护(Hu)钩(Gou)保(Bao)护(Hu)装(Zhuang)置(Zhi)机(Ji)能(Neng)失(Shi)效(Xiao);吊(Diao)装(Zhuang)方(Fang)法(Fa)不(Bu)当(Dang)及(Ji)吊(Diao)钩(Gou)钩(Gou)口(Kou)变(Bian)形(Xing)引(Yin)起(Qi)开(Kai)口(Kou)过(Guo)大(Da)等(Deng)原(Yuan)因(Yin)所(Suo)致(Zhi)。(?)
3.断(Duan)绳(Sheng)事(Shi)故(Gu)
造(Zao)成(Cheng)起(Qi)升(Sheng)绳(Sheng)破(Po)断(Duan)的(De)主(Zhu)要(Yao)原(Yuan)因(Yin)多(Duo)为(Wei)超(Chao)载(Zai)起(Qi)吊(Diao)拉(La)断(Duan)钢(Gang)丝(Si)绳(Sheng);起(Qi)升(Sheng)限(Xian)位(Wei)开(Kai)关(Guan)失(Shi)灵(Ling)造(Zao)成(Cheng)过(Guo)卷(Juan)拉(La)断(Duan)钢(Gang)丝(Si)绳(Sheng);斜(Xie)吊(Diao)、(?)斜(Xie)拉(La)造(Zao)成(Cheng)乱(Luan)绳(Sheng)挤(Ji)伤(Shang)切(Qie)断(Duan)钢(Gang)丝(Si)绳(Sheng);钢(Gang)丝(Si)绳(Sheng)因(Yin)长(Chang)期(Qi)使(Shi)用(Yong)又(You)缺(Que)乏(Fa)维(Wei)护(Hu)保(Bao)养(Yang)造(Zao)成(Cheng)疲(Pi)劳(Lao)变(Bian)形(Xing)、(?)磨(Mo)损(Sun)损(Sun)伤(Shang)等(Deng)达(Da)到(Dao)或(Huo)超(Chao)过(Guo)报(Bao)废(Fei)标(Biao)准(Zhun)仍(Reng)然(Ran)使(Shi)用(Yong)等(Deng)造(Zao)成(Cheng)的(De)破(Po)断(Duan)事(Shi)故(Gu)。(?)
造(Zao)成(Cheng)吊(Diao)装(Zhuang)绳(Sheng)破(Po)断(Duan)的(De)主(Zhu)要(Yao)原(Yuan)因(Yin)多(Duo)为(Wei)吊(Diao)装(Zhuang)角(Jiao)度(Du)太(Tai)大(Da)>120度(Du),(?)使(Shi)吊(Diao)装(Zhuang)绳(Sheng)抗(Kang)拉(La)强(Qiang)度(Du)超(Chao)过(Guo)极(Ji)限(Xian)值(Zhi)而(?)拉(La)断(Duan);吊(Diao)装(Zhuang)钢(Gang)丝(Si)绳(Sheng)品(Pin)种(Zhong)规(Gui)格(Ge)选(Xuan)择(Ze)不(Bu)当(Dang),(?)或(Huo)仍(Reng)使(Shi)用(Yong)已(Yi)达(Da)到(Dao)报(Bao)废(Fei)标(Biao)准(Zhun)的(De)钢(Gang)丝(Si)绳(Sheng)捆(Kun)绑(Bang)吊(Diao)装(Zhuang)重(Zhong)物(Wu)造(Zao)成(Cheng)吊(Diao)装(Zhuang)绳(Sheng)破(Po)断(Duan);吊(Diao)装(Zhuang)绳(Sheng)与(Yu)重(Zhong)物(Wu)之(Zhi)间(Jian)接(Jie)触(Chu)处(Chu)无(Wu)垫(Dian)片(Pian)等(Deng)保(Bao)护(Hu)措(Cuo)施(Shi),(?)因(Yin)而(?)造(Zao)成(Cheng)棱(Leng)角(Jiao)割(Ge)断(Duan)钢(Gang)丝(Si)绳(Sheng)而(?)出(Chu)现(Xian)吊(Diao)装(Zhuang)绳(Sheng)破(Po)断(Duan)事(Shi)故(Gu)。(?)
4.吊(Diao)钩(Gou)破(Po)断(Duan)事(Shi)故(Gu)
吊(Diao)钩(Gou)破(Po)断(Duan)事(Shi)故(Gu)是(Shi)指(Zhi)吊(Diao)钩(Gou)断(Duan)裂(Lie)造(Zao)成(Cheng)的(De)重(Zhong)物(Wu)失(Shi)落(Luo)事(Shi)故(Gu)。(?)造(Zao)成(Cheng)吊(Diao)钩(Gou)破(Po)断(Duan)事(Shi)故(Gu)原(Yuan)因(Yin)多(Duo)为(Wei)吊(Diao)钩(Gou)材(Cai)质(Zhi)有(You)缺(Que)陷(Xian),(?)吊(Diao)钩(Gou)因(Yin)长(Chang)期(Qi)磨(Mo)损(Sun)断(Duan)面(Mian)减(Jian)小(Xiao)已(Yi)达(Da)到(Dao)报(Bao)废(Fei)极(Ji)限(Xian)标(Biao)准(Zhun)却(Que)仍(Reng)然(Ran)使(Shi)用(Yong)或(Huo)经(Jing)常(Chang)超(Chao)载(Zai)使(Shi)用(Yong),(?)造(Zao)成(Cheng)疲(Pi)劳(Lao)破(Po)坏(Huai)以(Yi)致(Zhi)于(Yu)断(Duan)裂(Lie)破(Po)坏(Huai)。(?)
起(Qi)重(Zhong)机(Ji)械(Xie)失(Shi)落(Luo)事(Shi)故(Gu)主(Zhu)要(Yao)是(Shi)发(Fa)生(Sheng)在(Zai)起(Qi)升(Sheng)机(Ji)构(Gou)取(Qu)物(Wu)缠(Chan)绕(Rao)系(Xi)统(Tong)中(Zhong),(?)除(Chu)了(Liao)脱(Tuo)绳(Sheng)、(?)脱(Tuo)钩(Gou)、(?)断(Duan)绳(Sheng)和(He)断(Duan)钩(Gou)外(Wai),(?)每(Mei)根(Gen)起(Qi)升(Sheng)钢(Gang)丝(Si)绳(Sheng)两(Liang)端(Duan)的(De)固(Gu)定(Ding)也(Ye)十(Shi)分(Fen)重(Zhong)要(Yao),(?)如(Ru)钢(Gang)丝(Si)绳(Sheng)在(Zai)卷(Juan)筒(Tong)上(Shang)的(De)极(Ji)限(Xian)安(An)全(Quan)圈(Quan)是(Shi)否(Fou)能(Neng)保(Bao)证(Zheng)在(Zai)2圈(Quan)以(Yi)上(Shang),(?)是(Shi)否(Fou)有(You)下(Xia)降(Jiang)限(Xian)位(Wei)保(Bao)护(Hu),(?)钢(Gang)丝(Si)绳(Sheng)在(Zai)卷(Juan)筒(Tong)装(Zhuang)置(Zhi)上(Shang)的(De)压(Ya)板(Ban)固(Gu)定(Ding)及(Ji)楔(?)块(Kuai)固(Gu)定(Ding)结(Jie)构(Gou)是(Shi)否(Fou)安(An)全(Quan)合(He)理(Li)。(?)另(Ling)外(Wai)钢(Gang)丝(Si)绳(Sheng)脱(Tuo)槽(Cao)(脱(Tuo)离(Li)卷(Juan)筒(Tong)绳(Sheng)槽(Cao))或(Huo)脱(Tuo)轮(Lun)(脱(Tuo)离(Li)滑(Hua)轮(Lun)〉(?)事(Shi)故(Gu)也(Ye)会(Hui)发(Fa)生(Sheng)失(Shi)落(Luo)事(Shi)故(Gu)。(?)
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