Screw

A technology of screws and threaded parts, applied in the directions of screws, threaded fasteners, connecting components, etc., can solve problems such as inconvenience in use

Inactive Publication Date: 2014-05-14
陈文丽
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The current screws need to be locked or removed with a matching screwdriver. It is difficult to lock or remove the screws without a screwdriver, so it is very inconvenient to use

Method used

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Embodiment Construction

[0015] The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0016] like figure 1 and figure 2 As shown, a screw disclosed by the present invention includes a pan head 1 and a threaded part 2, a boss 3 is arranged between the pan head 1 and the threaded part 2, and the diameter of the boss 3 is larger than that of the threaded part 2 and smaller than The diameter of the pan head 1, the threaded part 2 is arranged under the pan head 1, the threaded part 2 is an external thread, and the first pan head is provided with a connecting hole 11 and a groo...

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PUM

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Abstract

The invention provides a screw comprising a pan head and a thread part. A boss is arranged between the pan head and the thread part. The diameter of the boss is larger than that of the thread part and smaller than that of the pan head, the thread part is arranged below the pan head, external threads are arranged on the thread part, and a connecting hole and a groove are formed in the pan head. Under the condition that a screwdriver is not available, the screw can be conveniently unscrewed or locked through a coin.

Description

technical field [0001] The invention relates to a screw. Background technique [0002] The current screws all need a matching screwdriver to lock or remove, and it is difficult to lock or remove the screw without a screwdriver, so it is very inconvenient to use. Contents of the invention [0003] In view of the above-mentioned defects and problems of the prior art, the purpose of the present invention is to provide a screw with a simple structure, which can be easily removed or locked by a coin without a screw. [0004] In order to achieve the above object, the present invention provides the following technical solutions: [0005] A screw, comprising a pan head and a threaded part, a boss is provided between the pan head and the threaded part, the diameter of the boss is larger than the diameter of the threaded part and smaller than the diameter of the pan head, and the threaded part is arranged under the pan head , the threaded portion is an external thread, and the pan...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F16B35/04
Inventor 陈文丽
Owner 陈文丽
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