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Screw extractor

A technology of extractors and screws, which is applied to hand-held tools, manufacturing tools, etc., can solve problems such as difficult removal, replacement and maintenance obstacles, and achieve the effect of simple structure, convenient use, and convenient production and daily use.

Inactive Publication Date: 2013-03-27
ZHENJIANG HUAPU ELECTRONICS EQUIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Screws are widely used parts. They are nailed into the object. Once broken, it is difficult to take them out, which brings great obstacles to replacement and maintenance.

Method used

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  • Screw extractor

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Embodiment Construction

[0009] Below in conjunction with accompanying drawing and specific embodiment, further illustrate the present invention, should be understood that these embodiments are only for illustrating the present invention and are not intended to limit the scope of the present invention, after having read the present invention, those skilled in the art will understand various aspects of the present invention Modifications in equivalent forms all fall within the scope defined by the appended claims of this application.

[0010] As shown in the accompanying drawings, a screw extractor includes a large head 1 and a handle 2 integrated at the rear end. The large head 1 is tapered with a taper of 150°±2°, and a cutting edge 3 is provided on the large head 1 .

[0011] Knock the handle 2 during use to wedge the big head 1 into the screw, and the cutting edge 3 is convenient for the big head to be screwed into the screw and is firmly connected with the screw, and then the screw extractor of the...

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Abstract

The invention discloses a screw extractor which comprises a big head and a handle, wherein the handle is arranged at the rear end and connected with the big head into a whole, and the big head is conical and is provided with a cutting edge. The screw extractor disclosed by the invention has the advantages of providing a tool which is specially used for taking screws, especially broken screws which are difficult to remove inside objects, being simple in structure, capable of taking the screws out under the driving of forceful pulling just through wedging the cone at the front end into the screw so as to connect the cone and the screw into a whole, being practical and effective and convenient to use and providing convenience for production and daily use.

Description

technical field [0001] The invention relates to a screw extractor. Background technique [0002] Screws are widely used parts. They are nailed into objects. Once they break, they are difficult to remove, which brings great obstacles to replacement and maintenance. Contents of the invention [0003] Purpose of the invention: In view of the above problems, the purpose of the present invention is to provide a extractor for conveniently extracting screws fastened in objects. [0004] Technical solution: a screw extractor, comprising a handle with a large head connected to a rear end, the large head is tapered. [0005] A cutting edge is provided on the big head. [0006] The taper of the big head is 150°±2°. [0007] Beneficial effect: Compared with the prior art, the present invention has the advantage of providing a tool specially used for taking out the hard-to-remove screws remaining inside the object, especially the tool for taking out the broken screws. The taper is ...

Claims

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Application Information

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IPC IPC(8): B25B27/18
Inventor 曹国凯
Owner ZHENJIANG HUAPU ELECTRONICS EQUIP
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