Food fresh-keeping box

Abstract

The invention discloses a food fresh-keeping box which comprises a box body and a box cover, wherein the box cover is made of plastics, and raised frames are arranged on the box body along the peripheral direction; and an external flanging, which corresponds to a frame of the box cover, is arranged at a port of the box body; a plurality of integrally-formed fastening claws are arranged on the side wall of the box cover and are in hooked connection with the flanging of the box body so as to connect the box cover and the box body; the box cover and the box body are sealed by a seal ring; a fastening ring with a shaped cross section is movably sleeved outside the box cover and is made of elastically-deformed plastics; the length of the side wall of the fastening ring is adaptive to the length of the external side surface of the box cover and the lengths of the fixing claws connected with the fastening ring; a plurality of transversely-raised claws are arranged on the internal surface close to the lower end of the side wall of the fastening ring; when the box cover and the box body are connected in a fastening manner, the claws are in hooked connection with and leans against the lower end surface of the flanging of the box body; meanwhile, the side wall of the fastening ring is used for restricting the fastening claws of the box cover and is in hooked connected with the flanging of the box body in a fastening manner. According to the food fresh-keeping box disclosed by the invention, stable connection between the box cover and the box body is formed by the fastening ring which is movably sleeved with the box cover; and further the box body is reliably sealed by the box cover.

Description

technical field [0001] The invention relates to a food container, in particular to a food fresh-keeping box for holding food. Background technique [0002] At present, the existing plastic food fresh-keeping boxes for holding food include a box body and a box cover, wherein the box body and the box cover are tightly connected by fitting, and a sealing ring is provided between the box body and the box cover; A food preservation box, after the box body and the box cover are socketed, the side wall of the box cover is also provided with a fastening claw for fastening the box body and the box cover. The thin wall is integrally formed and connected, and the fastening claw rotates around the box cover with the connecting thin wall as the axis to buckle or release the box body. The disadvantage of this structure is that the thin wall connecting the box cover and the fastening claws will be fatigued and deformed after repeated rotation and use, and the box cover cannot be fastened ...

AI Technical Summary

Problems solved by technology

The disadvantage of this structure is that the thin wall connecting the box cover and the fastening claws will be fatigued and deformed after repeated rotation and use, and the box cover cannot be fastened to the box body, and even the fastening claws will not be able to connect with the box body at all. The state of the buckle, the reliability of the food preservation box is low

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