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專業承接碳纖維加固、植筋加固、廠房加固、房屋加固、粘鋼加固、地基加固,材料銷售,房屋鑒定等建筑工程服務眾多城市,解決建筑結構問題,歡迎咨詢免費報價。
外包鋼加固施工工程

外包鋼加固施工工程

外包鋼加固法是指混凝土柱或梁的四角或兩角以型鋼包裹,而且內部灌注粘結劑,以到達全體受力的一種加固辦法。

1.作業原理

外包鋼加固法是指混凝土柱或梁的四角或兩角以型鋼包裹,而且內部灌注粘結劑,以到達全體受力的一種加固辦法。

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2.工藝流程

基面處理→鋼件處理、拼裝→埋管注膠→查看及補灌

3.施工過程:

(1)基面處理:用角磨機去除砼外表浮層,直至徹底顯露堅實新結構面,除掉混凝土外表呈現的蜂窩、麻面等現象,并依據實踐混凝土狀況進行修補。

(2)鋼件處理、拼裝:鋼件粘接面要進行除銹和打磨處理,直至鋼件外表呈現金屬光澤,并用丙酮擦洗。并依據規劃要求對鋼件進行拼裝焊接,角鋼要與原結構嚴密貼實,綴板和角鋼搭接要三面圍焊。

(3)埋管注膠:焊縫查驗合格后,用修建結構膠沿鋼件邊際封縫。密封查看后,進行灌縫膠的制造,選用氣泵和注膠罐注膠,要遵從豎向從下到上,水平向按同一方向注膠。并待下個注膠孔溢出膠停止。

(4)查看及補灌:用小錘輕敲鋼材,依據音響來判別粘接作用,如呈現空泛動靜,則標明不密實,需再次注膠補實。


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