Safety buckle for disposable meal box

Abstract

The invention discloses a safety buckle for a disposable meal box. The safety buckle for the disposable meal box comprises a meal box body; the front side of the meal box body is fixedly connected with a shell; the top of the shell is movably connected with a connecting plate; the bottom of the connecting plate runs through an inner cavity of the shell and is fixedly connected with a first spring;the top of the connecting plate is fixedly connected with a connecting frame; the two sides of the connecting frame are movably connected with connecting rods; one side, near the connecting frame, ofeach connecting rod runs through an inner cavity of the connecting frame and is fixedly connected with a connection plate; sliding blocks are fixedly connected to the front side and the back side ofthe connection plate. Through cooperative use of the meal box body, the connecting plate, a meal box cover, the connecting rods, a buckle, the connecting frame, a fixed block, the shell, the first spring, the sliding block, a sliding groove, a second spring, the connection plate, a third spring, a handle, a movable rod, a movable block and a groove body, the problem that the conventional safety buckle for the disposable meal box is poor in buckling effect is solved.

Description

technical field [0001] The invention relates to the technical field of a disposable lunch box safety buckle, in particular to a safety buckle for a disposable lunch box. Background technique [0002] Disposable lunch boxes have changed from foam lunch boxes to environmentally friendly lunch boxes. The original foam lunch boxes were eliminated because they were not resistant to high temperatures and the production process caused damage to the environment. Plastic lunch boxes, paper lunch boxes, wooden lunch boxes, and degradable lunch boxes are waiting for them. Among them, plastic has the characteristics of low toxicity, high melting point, strong plasticity, easy production and relatively low cost, so it has become the mainstream material for manufacturing disposable fast food boxes. PP polypropylene has mechanical properties and thermal properties. , Suitable for food packaging, lunch boxes are divided into environmentally friendly lunch boxes, mainly plastic, paper, starc...

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a safety buckle for disposable lunch boxes, which has the advantage of good fastening effect and solves the problem of poor fastening effect of the existing safety buckles for disposable lunch boxes

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