如何去除墙内的膨胀螺丝

2025年04月06日 12:08
有4个网友回答
网友(1):

先拆下膨胀螺丝,再拆下螺丝,然后用锤子敲墙内的螺丝,然后用钳子把螺丝外面的铁先抽出来,拔出铁罐后,用钳子夹住螺丝,一边摇动一边可以抽烟,用小锤上下晃动几下,就可以轻松了。

取出时,有的很强,这还是拔不出来的,用凿子把周围的凿子的边从边上拔下来,这样就拔不出来了,用6毫米的锤头直接钻入深度,深度不小于螺丝的深度,然后用钳子夹住外圈的边向外拔,使之最顽固的退出。

扩展资料

膨胀螺栓由沉头螺栓、胀管、平垫圈、弹簧垫和六角螺母组成。

碳钢螺栓的等级分为3.6、4.6、4.8、5.6、6.8、8.8、9.8、10.9、12.9等10余个等级。小数点前后的数字分别表示螺栓材料的公称抗拉强度和屈强比,

例如性能等级4.6级的膨胀螺栓,其含义是:

1、膨胀螺栓材质公称抗拉强度达400MPa级;

2、膨胀螺栓材质的屈强比值为0.6;

3、膨胀螺栓材质的公称屈服强度达400×0.6=240MPa级

膨胀螺栓性能等级的含义是国际通用的标准,相同性能等级的膨胀螺栓,不管其材料和产地的区别,其性能是相同的,设计上只选用性能等级即可。

网友(2):

可以把周边扩大打开一点,然后整体拿出,或者用锤子砸进去也行的,但是要看是什么墙,如果是混凝土剪力墙那么只能用切割机或者手持的磨光机磨掉了。

网友(3):

平头膨胀螺丝可以直接去掉螺丝钉,把套管敲进去再用硅胶封堵就好了。
一般的膨胀螺丝就把螺帽去掉再用手持切割机切掉多余部分,然后抹灰装饰下就好!

网友(4):

除去螺帽,把芯敲进去,然后将螺管拔出,最后将芯取出。

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