Anti-counterfeiting and anti-theft disposable barrel bung

Abstract

The invention discloses an anti-counterfeiting and anti-theft disposable barrel bung. The barrel bung comprises a barrel bung body (1) and is characterized in that the outer circle of the upper end of the barrel bung body (1) is connected with an anti-counterfeiting and anti-theft ring (2) which can be torn down under the opening force of the barrel bung and can be left on a helicoidal flange (3) connected with a barrel body (4) after being separated from the barrel bung body (1); a breaking groove (7) or a breaking line which facilitates separation is formed at the connection part of the anti-counterfeiting and anti-theft ring (2) and the barrel bung body (1); the anti-counterfeiting and anti-theft ring (2) is provided with an opening contracting edge (5); and the minimum inner diameter of the opening contracting edge (5) after assembly and contraction can ensure that the anti-counterfeiting and anti-theft ring (2) can not be separated from the helicoidal flange (3) on the barrel body (4) on the non-destruction premise after being separated from the barrel bung body (1). The disposable barrel bung is simple in structure, convenient to manufacture, and good in anti-counterfeiting and anti-theft effects.

Description

technical field [0001] The invention relates to a steel drum packaging container, in particular to a steel drum including a bung for the container, in particular to an anti-counterfeit and Anti-theft functional disposable barrel stopper. Background technique [0002] At present, the use of steel drums as packaging containers for oil transportation is still the main packaging device for refined oil in my country, but because the bungs of existing steel drum packaging containers mainly rely on threads and the coils that are integrally connected to the barrel body and the top of the barrel The flange is sealed and packaged. Ordinary personnel can use ordinary tools or manpower to open the barrel lid, creating conditions for criminals to steal refined oil or shoddy it. In order to prevent similar incidents, it is necessary to prevent theft of the barrel plug. The design makes it impossible or difficult for criminals to restore after opening the bung. At present, the most com...

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to design an anti-counterfeit and anti-theft disposable bung with simple and reliable structure and anti-counterfeiting and anti-theft functions in view of the problem that the existing anti-theft and anti-counterfeiting structure of the bung can not really play its due role

Images