Shelter housing and shelter construction method using shelter housing

摘要

PROBLEM TO BE SOLVED: To provide an inner casing capable of constructing a body having a sandwich structure in a short time and ensuring quality of concrete as a core material. Also, to provide a shelter construction method using this inner casing, which makes it easy to control the quality of concrete and shorten the construction period. A shelter includes a body 1 of a rectangular tube, a wall that closes one end of the body 1, and an entrance and exit that closes the other end, and a door is provided at the entrance and exit. The core material 4 made of concrete is sandwiched between the inner housing 2 and the outer housing 3. The inner housing 2 has a structure in which two first main bodies 11 and two second main bodies 21 are assembled in four directions, and the respective ends of the first main bodies 11 and 11 arranged to face each other face each other. The main body 10 and the contact body 31 are connected to the respective end portions of the second main bodies 21, 21 that are arranged in parallel, and the tip end portion of the contact body 31 contacts the corner portion of the outer housing 3. In contact with each other, the core material 4 made of concrete is partitioned by the corners. [Selection diagram] FIG.