PROBLEM TO BE SOLVED: To provide a coupling jig, a house constitution mechanism and a house capable of easily fixing one skeleton material and other skeleton material, and stably fixing the one skeleton material and other skeleton material for a long term, and improving intensity of whole house.SOLUTION: A coupling jig 10 of the application comprises: a first junction member 18 jointed to a surface of a vertical pipe 14； a second junction member 20 configured to be jointed to a lateral pipe 16 and engaged to the first junction member 18； and a male screw 22 screwed to the second junction member 20 and presses the lateral pipe 16 and the vertical pipe 14.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2020,JPO&INPIT【課題】一の骨格材と他の骨格材とを容易に固定でき、一の骨格材と他の骨格材とを長期間に渡って安定して固定できるとともにハウス全体の強度を向上させることのできる連結治具、ハウス構成機構及びハウスを提供する。【解決手段】本願発明の連結治具１０を、縦パイプ１４の表面に接合される第一接合部材１８と、横パイプ１６に接合されるともに第一接合部材１８に係合されるように構成された第二接合部材２０と、第二接合部材２０に螺入され、横パイプ１６及び縦パイプ１４を押圧する雄螺子２２と、を備えて構成した。【選択図】図１
