Pencil sharpener

A pencil sharpener and scabbard technology, which is applied in the field of documents, can solve the problems of low service life, loss of use value, and increased cost of use of pencil sharpeners, and achieve the effects of improving resource utilization, simple and practical structure, and saving production and use costs

Inactive Publication Date: 2014-04-02
曹翠芝
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The knife body of the existing common pencil sharpener is only sharpened on one side. As long as the sharpened part on one side is worn out during use, the pencil sharpener will be scrapped and lose its use value. The lifespan is low, and it is easy to cause waste of resources

Method used

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  • Pencil sharpener

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Embodiment Construction

[0015] The present invention will be further explained below in conjunction with the accompanying drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the words "inner" and "outer ” refer to directions towards or away from the geometric center of a particular part, respectively.

[0016] Such as figure 1 As shown, the pencil sharpener disclosed in the present invention includes a sheet-shaped knife body 1 and a scabbard 2, both sides of the knife body 1 are provided with blades 3, and the scabbard 2 is also provided with an auxiliary limiting card 4 , the auxiliary limiting card 4 is cylindrical, the tail end of the knife body 1 is provided with a card ...

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PUM

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Abstract

The invention discloses a pencil sharpener, which comprises a sheet sharpener body and a sheath, wherein blade parts are both arranged on two sides of the sharpener body, an auxiliary limiting clip is further arranged on the sheath, the auxiliary limiting clip is cylindrical, a clamping hole is arranged in the tail end of the sharpener body, a limiting hole, which corresponds to the clamping hole, is arranged in the sheath, and the clamping hole, the limiting hole and the auxiliary limiting clip are matched. According to the pencil sharpener disclosed by the invention, through setting the sharpener body provided with the blade parts on two sides and the auxiliary limiting clip matched with the sharpener body, the service life of the pencil sharpener is effectively prolonged, the pencil sharpener is convenient for use, and the safety use of the pencil sharpener is ensured.

Description

[0001] technical field [0002] The invention relates to a file, in particular to a pencil sharpener. Background technique [0003] Pencil sharpener and pencil are common tools in daily study and work, and existing pencil sharpener comprises pencil sharpener and general self-sharpening ordinary pencil sharpener. The knife body of the existing common pencil sharpener is only sharpened on one side. As long as the sharpened part on one side is worn out during use, the pencil sharpener will be scrapped and lose its use value. The life span is low, and it is easy to cause waste of resources. [0004] Contents of the invention [0005] In order to solve the above problems, the present invention discloses a pencil sharpener, which can effectively prolong the service life of the pencil sharpener and improve resource utilization efficiency through the knife body provided with blades on both sides and the auxiliary limit card cooperating with it. . [0006] The pencil sharpe...

Claims

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Application Information

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IPC IPC(8): B43L23/06
Inventor 曹翠芝
Owner 曹翠芝
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