An anti-myopia pen

Abstract

The invention discloses an anti-myopia pen which comprises a pen barrel. One end of the pen barrel is in threaded connection with a pen cap. The side, away from the pen barrel, of the pen cap is provided with a rotating block. An inserting rod is fixedly connected to the side, close to the pen cap, of the rotating block. A penetrating opening corresponding to the inserting rod is formed in the pencap. The end, away from the rotating block, of the inserting rod penetrates the penetrating opening and extends towards the interior of the pen cap. The inserting rod and the inner side wall of the penetrating opening are in threaded connection. The inserting rod is sleeved with a stable sleeve. The stable sleeve and the inner bottom of the pen cap are fixedly connected. An antiskid rubber ring is fixedly arranged in the stable sleeve in an embedded manner. The inner side wall of the antiskid rubber ring is in contact with the inserting rod. A refill is arranged at the end, away from the rotating block, of the inserting rod in an inserted manner. A through opening corresponding to the refill is formed in the end, away from the pen cap, of the pen barrel. The anti-myopia pen is simple in structure and convenient to use, rotating type opening and closing are achieved, the pen cap is not prone to being lost, the refill can be effectively protected, the writing posture of a user can be corrected, and myopia can be prevented.

Description

technical field [0001] The invention relates to the technical field of stationery, in particular to an anti-myopia pen. Background technique [0002] Pen is a great invention of human beings. It is a tool for writing or painting. Mostly through the tip of the pen, solid or liquid (ink) with color is used to draw text, symbols or pictures on paper or other solid surfaces. The hardness of the nib is for writing and drawing with pencil and charcoal. [0003] In the process of learning, students often need to write. For preschool and lower grade students, incorrect writing postures and habits often appear in the process of writing. For example, incorrect sitting posture causes the head to be too close to the pen when writing. Due to such bad writing habits for a long time, It is easy to cause damage to the eyes and cause myopia. At the same time, the traditional pen in the pen cap and the pen barrel are designed separately, and the pen cap is easy to lose, resulting in insuffi...

AI Technical Summary

Problems solved by technology

For preschool and lower grade students, in the process of writing, incorrect writing postures and habits often occur, such as incorrect sitting postures that cause the head to be too close to the pen when writing. Due to this bad writing habit for a long time, It is easy to cause damage to the eyes and cause myopia. At the same time, the traditional pen cap and pen holder are designed separately, and the pen cap is easy to lose, resulting in insufficient protection for the head of the pen core.

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