Practical unidirectional pen cap of oil pastel

Abstract

The invention relates to a practical unidirectional pen cap of an oil pastel. The pen cap is characterized in that the pen cap is of a hollow hexagonal prism tubular structure; the shape of the pen cap is consistent with that of the oil pastel; the pen cap has slightly large dimension; plastic burrs with downward 15-degree dip angles and certain toughness are uniformly distributed on six inner arris to ensure the oil pastel not to return reversely after being inserted in the forward direction; the pen cap is simultaneously provided with a push shank to ensure the point of the oil pastel body to be pushed out in the forward direction at all times under the condition of wear at all times; and even if the oil pastel is very short, the normal holding position still exists due to the presence of the pen cap, thus furthest saving the oil pastel. The pen cap has the advantages of simple structure, low manufacturing cost,,and hygiene, and is environmentally-friendly and resource-saving.

Description

technical field [0001] The invention relates to stationery, in particular to a practical oil pastel one-way pen cover. Background technique [0002] The oil pastel is a commonly used drawing tool for children. There is only a layer of wax paper on the outside to separate the stick from the hands, and it is very easy to break or be torn off by naughty children. After the hand is in direct contact with the oil pastel, it is easy to stain the other side. Stationery and objects, and more seriously, can cause physical damage if children eat snacks without washing their hands in time. [0003] After the oil pastel is worn to a certain extent, it is difficult to hold and discarded, causing a lot of waste. Contents of the invention [0004] The object of the present invention is to invent a kind of practical one-way pen cover for oil pastels aiming at the disadvantages of the aforementioned oil pastels, which not only achieves the purpose of safety and sanitation, but also minimi...

AI Technical Summary

Problems solved by technology

[0002] The oil pastel is a commonly used drawing tool for children. There is only a layer of wax paper on the outside to separate the stick from the hands, and it is very easy to break or be torn off by naughty children. After the hand is in direct contact with the oil pastel, it is easy to stain the other side. Stationery and objects, and more seriously, physical damage if children eat snacks without washing their hands in time

[0003] After the oil pastel is worn to a certain extent, it is difficult to hold and discarded, causing a lot of waste

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