煤矿主提升机钢丝绳的最大静张力是什么意思

2025-04-07 02:17:36
推荐回答(3个)
回答1:

你要理解两个概念:最大静张力和最大静张力差!
对于单滚筒绞车,只有最大静张力,没有最大静张力差。最大静张力就是绞车强度所允许的容器、钢丝绳、提升载荷自重的总和。单位为重力单位:KN,最大静张力的值除9.8就为上述三者的质量。即为提升量的质量,单位为:kg。
对于双滚筒绞车。最大静张力也是绞车强度所允许的容器、钢丝绳、提升载荷自重的总和。而最大静张力差是绞车强度所允许的钢丝绳、提升载荷自重的总和。简单的说就是:双钩提升时,滚筒上有两条钢丝绳,重载钢丝绳的拉力大,轻载钢丝绳的拉力小,两根钢丝绳拉力的差值就是静张力差。最大静张力差就是静张力差的最大值,是绞车强度所允许的,滚筒上两根钢丝绳拉力差的最大值。

回答2:

最大静张力=钢丝绳允许提升的最大重量*9.8

最大重量包括:提升容器质量+悬挂装置质量+容器内允许装载煤炭质量
张力单位是 KN
重量单位是 Kg
9.8 单位是9.8N/Kg

回答3:

使用锰系磷化涂层钢丝绳,超级耐磨损耐腐蚀,使用寿命超长,维护保养更加简单。
钢丝绳保养涂油,人工刷涂或者设备喷涂,有专用润滑剂

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