砖混结构住宅中,按标准规定设置各种插座,线盒均位于墙中。由于电线插座的位置不同,线盒也位于不同的位置,有的位于砖砌体中,施工时随砌体预埋设置,也有的位于混凝土构造柱中。线管、线盒多采用PVC材料,施工时易出现混凝土构造柱中电线盒移位现象,常导致线管堵塞和移位,造成无 In masonry concrete residential buildings, all kinds of sockets are set according to the standard, and the cable boxes are all located in the wall. Due to the different location of the electrical outlet, the cable box is also located in different positions, some in the brickwork, the construction with the masonry embedded, and some located in the concrete structure column. Line pipe, wire box and more use of PVC materials, prone to construction of concrete box column in the shift phenomenon, often lead to line pipe plugging and displacement, resulting in no