A convex rib is arranged on the edge of the clamp groove. The opening end of the main clamping plate is provided with an inclined part.
主夹板的开口端设置有倾斜部，并和副夹板的端口处设置有膨胀导向部。
The opening of the article clamp is provided with guiding sections.
所述的夹物夹的开口设置了导向段。
Generally, the box cover lower surface is equipped with a round clamp slot corresponding with the box body opening, the box body opening end is clamped in the clamp slot;
通常所述盒盖的下表面设置与盒体的开口对应的环绕卡槽，所述盒体的开口端卡装在所述卡槽中；
Generally, the box cover lower surface is equipped with a round clamp slot corresponding with the box body opening, the box body opening end is clamped in the clamp slot;
通常所述盒盖的下表面设置与盒体的开口对应的环绕卡槽，所述盒体的开口端卡装在所述卡槽中；
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