Crayon with changeable core
A technology for crayons and refills, applied to non-active pencils, printing, writing utensils, etc., can solve the problems of crayons that are easy to break, waste, and easily stain clothes and hands
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[0012] The present invention is described below in conjunction with accompanying drawing.
[0013] attached figure 1 A crayon with a replaceable refill according to the present invention includes a screw bottom cover 1, a pen holder 2 and a crayon refill 3. The middle part of the inner surface of the screw bottom cover 1 is provided with a refill fixing nail 4, so that it can be used for Fix the crayon core 3; the penholder 2 is composed of five penholder covers 5, and the penholder covers 5 and the penholder covers 5 are arranged in sequence according to their own shape and size, and form a hexagonal shape; wherein the outer part of each penholder cover 5 The facade is made of plastic material, and the inner facade is set as a friction surface, and fixing rings 6 are respectively set on the upper and lower sides of the penholder cover 5 .
[0014] Wherein the inner surface of the pen holder 5 is made of friction cotton (not shown in the figure) with a large friction coeffici...
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