Stupefied knot that draws of back of body

The utility model relates to a stupefied stupefied knot that draws of back of body of the fixed back of the body. The utility model discloses stupefied knot that draws of back of body, including lookscross arrangement and swing joint's stationary blade and slide, the one end of stationary blade is the link, and the slide is realized carrying on the back stupefied chucking fixedly along the stationary blade slip. The utility model discloses stupefied knot that draws of back of body simple structure, easy and simple to handle, do benefit to the quick detach. 本实用新型涉及种用于固定背楞的背楞拉扣。本实用新型背楞拉扣，包括相交叉设置并活动连接的固定片和滑动片，固定片的端为连接端，滑动片沿固定片滑动实现对背楞的卡紧固定。本实用新型背楞拉扣结构简单、操作简便、利于快拆。