使用卡本科技植筋胶加固时,植筋技术的流程是什么?
想了解一下流程~
推荐回答(1个)
您好,今天卡本科技来回答您的问题。
直接说结论,植筋技术的施工流程主要是以下几个步骤:
测量放线:在施工之前应该根据施工图纸及施工方案的要求,认真的将结构表面进行清理,然后按照图纸要求,明确准确的标明钢筋锚固点的钻孔位置,并在钻孔之前对所表明的锚固点进行复查。
成孔:在GB 50367-2013中对植筋技术的成孔直径以及孔深均有明确要求,并指出若孔位处有受力钢筋或者其他埋件的空洞,钻孔位置可进行适当调整,但植筋孔洞应分布在箍筋内侧或者分布筋内侧(这个过程就需要利用金属探测器将结构钢筋进行探测),一般来说钻孔的直径比植入钢筋大4~10mm(一般以φ16钢筋为分界线,直径小的取较小值,反之取较大值)。

清孔:钻孔工艺完成后就需要对已经钻好的空洞进行清理,在此过程中首先我们需要将孔内及孔的四周40cm范围内的灰尘清理干净,并且要牢记对孔洞的清理能用钢丝刷坚决不用塑料刷进行清理,除了是使用水钻开孔外,坚决不能使用毛刷和棉丝对空洞进行清理,因为如果使用毛刷或者棉丝对孔洞进行清理时,会使孔壁的粉尘产生抛光效果,给人一种将灰尘清理干净的假象,不利于后期施工。
拉结筋处理:因为植筋技术的主体是需加固的混凝土构件以及钢筋,抛开混凝土构件,钢筋的处理对于植筋技术影响至关重要,钢筋必须保证干净,无锈蚀,如有锈蚀需对钢筋进行除锈处理,方可使用,具体方法可以采用化学或机械的方法进行处理。
注胶植筋:一般钢筋埋置注胶深度一般均取孔深的2/3,然后将处理好的钢筋满满植入孔洞之中,并且沿着同一方向进行旋转,直至钢筋到达孔底位置,植入钢筋之后孔洞之中应有结构胶溢出,如若没有则证明所注结构胶不够,应将钢筋拔出重新注胶植筋,切记所使用结构胶一定要溢出孔洞,切不能因为节省材料而为结构安全造成隐患。

目前市场上所出现的植筋胶大多数都是A主剂以及B固化剂双组分组成的环氧树脂结构胶,其力学性能均有较大的差异,在使用之前必须按要求取样送检,复试合格后方可使用,卡本植筋胶全面通过了行业内最为严苛的安全性鉴定,并且有着良好的施工体验,将会是你的不二选择。
最后,建筑工程化学植筋的工程虽然原理简单,技术成熟,操作方便,但植筋技术对加固改造工程的质量、加固后建筑的抗震效果有着显著影响,所以只有真正对其施工工艺及流程进行严格把控,才能对加固改造工程负责。
卡本科技祝您平安安全,希望可以解决您的疑问~
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