Hydroelectric prefabricated sleeve

The utility model discloses a water and electricity prefabricated sleeve which comprises a combined structure and an installation structure, the installation structure is detachably arranged on the combined structure, the water and electricity prefabricated sleeve relates to the technical field of building water and electricity laying, and the water and electricity prefabricated sleeve can be conveniently fixed to the corresponding position in a concealed mode. The width and the installation depth are adjusted according to use requirements; the fixed use on the side wall or the upper wall at the corresponding position can be realized; and higher practicability and convenience are achieved, so that the continuously-improved requirement of the modern building field for an installation scheme is met, and the use effect after prefabrication is improved. 本实用新型公开了一种水电预制套管，包括组合结构以及安装结构，所述安装结构可拆卸安置于组合结构上，本实用新型涉及建筑用水电铺设技术领域，该一种水电预制套管，便于暗转该固定在相应位置，以及根据使用需求进行调整宽度以及安装深度；并且能够实现在相应位置的侧壁或者上壁进行固定使用；具有更高的实用性和便捷性，以应对现代建筑领域对于安装