child-proof pen

Abstract

The invention relates to a child-resistant pen which comprises a pen rod, a pen cap, a driving device and a refill. The refill is arranged in the pen rod, a protruding ring is arranged on the refill, and an elastic assembly is sleeved on the front end of the refill. The driving device comprises a connection rod, a clamping head and a location device. The pen cap is sleeved on the connection rod fixedly connected with the clamping head, the clamping head is connected with the refill, a protruding strip is arranged on the side of the clamping head, a plurality of grooves are formed in the lower end of the pen cap, the upper end of the protruding strip is matched with the grooves, and the location device is fixed on the inner wall of the pen rod. The location device comprises a plurality of sliding strips, the end portions of the sliding strips are inclined faces, blocking strips are arranged between the sliding strips at intervals, an annular first groove is formed in the refill, a flexible fixing piece is arranged in the first groove, a press rod is fixedly connected onto the flexible fixing piece, a through hole matched with the press rod is formed in the pen rod, and the pen rod penetrates the through hole and extends to the outside of the pen rod. The child-resistant pen can prevent a child from opening the pen cap or pressing the refill out, and is high in safety.

Description

technical field [0001] The present invention relates to child-resistant pens. Background technique [0002] The pen is a great invention of mankind, and it is a tool for writing or drawing. In families with children, adults often leave the pen behind after using it, and children often pick up the pen and use it as a toy. 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, and accidentally hurt the eyes, which is very dangerous. Contents of the invention [0003] The invention aims at the deficiencies of the prior art, and provides a high-safety pen which can prevent children from opening the pen cap or pressing out the pen core. [0004] In order to solve the above-mentioned technical problems, the present invention is ...

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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