Bayonet lock and utilize its aluminum alloy template system

The utility model relates to a bayonet lock and utilize its aluminum alloy template system offers the spacing hole that the spacing piece of right -angle trapezoid -shaped can be passed in and out onthe toper shank, concreting between interior, the lateral modes board of aluminum alloy template system, interior, lateral modes board edge pass through the bayonet lock, the pulling -on piece is connected. Its purpose is in order to provide the aluminum alloy template system that support stability is high that a simple structure, easy dismounting just fixed effectual bayonet lock and utilized this bayonet lock. 本实用新型涉及卡销及利用其的铝合金模板系统，锥形销体上开设有直角梯形状限位片能进出的限位孔；铝合金模板系统的内、外侧模板之间浇筑混凝土，内、外侧模板边缘处通过卡销、拉片连接。其目的是为了提供种结构简单、拆装方便且固定效果好的卡销及利用该卡销的支撑稳定性高的铝合金模板系统。