Safety pen capable of preventing being opened by children

Abstract

The invention relates to a safety pen capable of preventing being opened by children. The safety pen comprises pen body, a pen cap and a cartridge. The cartridge is disposed in the pen body. A pressing rod which can press the cartridge out of the pen body is disposed in the pen cap. A protrusion is disposed at the inner ring of the opening of the pen cap. A flange matched with the protrusion is disposed at the upper end of the outer side wall of the pen body. The cartridge comprises an upper portion and a lower portion. A first through hole located on the upper portion of the cartridge is formed in the pen body. A pull rod penetrating the first through hole is fixedly connected with the upper portion of the cartridge. The safety pen is capable of preventing children from opening the pen cap or pressing out the cartridge and high in safety.

Description

Technical field [0001] The present invention relates to a safety pen that prevents children from opening. Background technique [0002] The pen is a major invention of mankind and is a tool for writing or painting. In families with children, after adults use the pen, they often leave the pen in the place where they have finished using the pen. Children often pick up the pen and use it as a toy. With ordinary pens, it is easy for children to press out the refill or open the pen cover. Children holding the pen will scribble, stain clothes or furniture, and the nib is relatively sharp, and scratches on the furniture will make a mark on the furniture. , Damage the furniture, poke the eyes, accidentally hurt the eyes, very dangerous. Summary of the invention [0003] In view of the shortcomings of the prior art, the present invention provides a pen with high safety that can prevent children from opening the cap or pushing out the pen core. [0004] In order to solve the above technica...

AI Technical Summary

Problems solved by technology

Ordinary pens, it is easy for children to press out the refill or open the pen cap. Children will scribble and scribble when holding the pen, staining clothes or furniture, and the tip of the pen is sharp, scratching on the furniture will draw a mark on the furniture , damage the furniture, poke the eyes, accidentally hurt the eyes, very dangerous

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