膨脹螺絲打進去鬆鬆的 - 居家修繕
By Joseph
at 2017-04-03T22:52
at 2017-04-03T22:52
Table of Contents
問題類型(a.規劃 b.修繕 c.知識 d.技術支援 e.其他) : d
問題描述(請詳述問題在哪):在房間的牆壁要掛一個壁掛式單槓,一共要鑽8個孔,用這種壁虎
http://i.imgur.com/BvsSC23.jpg
用12.7mm水泥鑽,鑽進去都是紅磚粉末
在敲進去鎖緊後,發現緊到一個程度後竟然慢慢變鬆,然後空轉,整個螺絲還能前後左右搖晃,拔不起來,後來用鉗子夾住硬轉後又慢慢變緊了,但用力亂拉又有一點點晃動,怕強度不夠拉單槓,目前預計再重新鑽。
想問如果想用塑鋼土補強,把洞先填一些塑鋼土再打壁虎進去,是要先等塑鋼土乾再鎖緊,還是直接鎖緊比較好
s
晃動是因為紅磚的孔被螺絲擴大嗎?還有沒有補強的方法?
照片:http://i.imgur.com/44RvL8U.jpg
其他 :s
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Tags:
居家修繕
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