目前对设备基础的地脚螺栓通常采用混凝土内预埋、环氧砂浆和留孔二次灌浆等3种方法予以固定。但是第一种方法施工误差较大,有时甚至造成无法安装,故现一般不优先采用;第二种方法仅用于旧基改造;而第三种方法虽比较方便,但需要装模、拆模,尤其对下大上小特殊要求的深螺栓孔更为困 At present, anchor bolts for equipment are usually fixed in three ways: embedded concrete, epoxy mortar and secondary grouting. However, the first method has large construction errors and sometimes can not be installed. Therefore, the first method is generally not used first. The second method is only used for the reconstruction of old foundations. The third method, however, , Especially for the next big small special requirements of the deep bolt holes more sleepy