Carton with fresh-keeping function

Abstract

The invention discloses a carton with a fresh-keeping function. The carton comprises an outer carton body, wherein the outer carton body is of a carton body type structure with an opening in the top end, a plurality of sealing plates are evenly hinged to the opening in the top end of the outer carton body, a supporting plate is arranged on the bottom wall of an inner cavity of the outer carton body, the supporting plate comprises a plurality of concentric annular plates with different diameters, a plurality of limiting plates are evenly arranged on the side wall of an inner cavity of the outerbox body in an inner sleeving mode, the limiting plates are annular plates, inner cavities of all the limiting plates are jointly sleeved with an inner box body matched with a supporting plate, a sleeve hole is connected to the bottom wall of the inner box body in a penetrating mode, an ice cylinder matched with the sleeve hole is fixedly connected to the bottom wall of the outer box body, a plurality of through holes are evenly connected to the side wall of the ice cylinder in a penetrating mode, and the outer side of the ice cylinder is sleeved with a pressing plate. The ice cylinder is used for storing ice cubes, so that cold air emitted by the ice cubes is emitted into a storage cavity through the through holes, the freshness of vegetables and fruits is protected to the maximum extentat low temperature, and the transportation safety of the vegetables and fruits can be protected to the maximum extent.

Description

technical field [0001] The invention relates to the technical field of cartons, in particular to a carton with fresh-keeping function. Background technique [0002] Logistics is the process of organically combining functions such as transportation, storage, loading and unloading, packaging, circulation processing, distribution, and information processing according to actual needs during the physical flow of goods from the supply point to the receiving point to achieve user requirements. At present, in the field of logistics packaging, cartons are widely used. [0003] Cartons are the most widely used packaging products. According to different materials, there are corrugated boxes, single-layer cardboard boxes, etc., with various specifications and models. [0004] With the continuous development and improvement of the online shopping market, items that are difficult to transport, such as fruits and vegetables, are often sold online. In order to preserve the freshness of fru...

AI Technical Summary

Problems solved by technology

[0004] With the continuous development and improvement of the online shopping market, items that are difficult to transport, such as fruits and vegetables, are often sold online. In order to preserve the freshness of fruits and vegetables, special packaging boxes are usually required for packaging and transportation, and the existing cartons cannot achieve freshness preservation. packaging, so that the application of cartons is greatly limited

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