Anti-fake bottle cover

Abstract

The invention relates to the field of a bottle cover, in particular to a bottle cover with an anti-fake function. The bottle cover comprises an inner piston, an inner main body, an outer main body, an inner cover, an outer cover, a rotation stopping middle cover and a spiral middle cover, wherein the inner piston is arranged in the inner main body, the inner main body is arranged in the outer main body, the inner main body is provided with an outer thread, and the top of the outer main body is provided with a groove; the inner cover is provided with an inner thread, the inner cover is in threaded connection with the inner main body, and the bottom of the inner cover is extended into the groove in the manner of close fit; the outer cover is sleeved into the outer main body, the inner peripheral surface of the outer cover is provided with a plurality of rotation stopping teeth arranged along the axial direction, and the bottom surface of the outer cover extends to the inner side of the outer cover; a rotation stopping middle cover is pressed into the periphery of the inner cover, the rotation stopping middle cover and the inner cover are relatively fixed with each other, the rotation stopping middle cover is provided with an outer thread, a ring of elastic pieces are arranged under the outer thread of the rotation stopping middle cover, and the elastic pieces are inclined along the opening direction of the bottle cover; and the spiral middle cover is provided with an inner thread, the spiral middle cover is in threaded connection with the rotation stopping middle cover, and the outer cover is fixed with the spiral middle cover. The anti-fake bottle cover can not be damaged per se, and is good in anti-fake effect.

Description

technical field [0001] The invention relates to the field of bottle caps, in particular to a bottle cap with anti-counterfeiting function. Background technique [0002] At present, for alcoholic products, especially high-end alcoholic products, more and more criminals make fake wine and use the packaging of real wine to deceive consumers. In this process, it involves the recycling of wine bottles and bottle caps. In order to prevent criminals from reusing bottle caps, a variety of anti-counterfeiting bottle caps have been developed on the market. The main principle is that during the bottle cap opening process, Destroy the cap so that the used cap cannot be reused. A major defect of the existing anti-counterfeiting bottle caps is that the bottle cap itself is damaged (usually a fracture ring is broken) during the opening process of the bottle cap, which directly affects the overall aesthetics of the bottle cap. Therefore, it is a technical problem to be solved urgently in ...

AI Technical Summary

Problems solved by technology

In this process, it involves the recycling of wine bottles and bottle caps. In order to prevent criminals from reusing the bottle caps, a variety of anti-counterfeit bottle caps have been developed on the market. The main principle is that during the opening process of the bottle caps, Destroying bottle caps so that used bottle caps cannot be reused

One of the main defects of the existing anti-counterfeit bottle caps is that the bottle cap itself is damaged (usually a broken ring is broken) during the opening process of the bottle cap, which directly affects the overall aesthetics of the bottle cap

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