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Fastening screw capable of conveniently achieving width compensation

A technology for tightening screws and widths, applied in the field of tightening screws that facilitate width compensation, can solve the problems of poor anti-loosening effect and low stability, and achieve the effect of easy installation, disassembly and replacement, and easy loosening.

Pending Publication Date: 2020-10-30
宁波市鄞州利华电器有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a fastening screw that is convenient for width compensation, so as to solve the problems of poor anti-loosening effect and low stability of the existing fastening screw proposed in the above background technology

Method used

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  • Fastening screw capable of conveniently achieving width compensation
  • Fastening screw capable of conveniently achieving width compensation
  • Fastening screw capable of conveniently achieving width compensation

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Embodiment Construction

[0019] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

[0020] see Figure 1-4 , an embodiment provided by the present invention: a fastening screw for width compensation, including a locking piece 1, a locking sleeve 10 is arranged inside the locking piece 1, and a screw is installed inside the locking sleeve 10 The main body 9 is provided with a screw head 8 on the screw main body 9, the bottom of the locking sleeve 10 is fixedly provided with a circular through hole 13, the bottom of the screw head 8 is fixedly provided with a screw rod 2, and one end of the screw rod 2 extends to the circular through hole. Outside the hole 13, the outer wall of the screw rod 2 is provided with an external thread 3, and the external th...

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Abstract

The invention discloses a fastening screw capable of conveniently achieving width compensation, relates to the technical field of fastening screws, and aims to solve the problems of poor anti-loosening effect and low stability of an existing fastening screw. The fastening screw is characterized in that a locking sleeve is arranged inside a locking piece, a screw main body is installed inside the locking sleeve, a screw head is arranged on the screw main body, a circular through hole is fixedly formed in the bottom of the locking sleeve, a screw rod is fixedly arranged below the screw head, oneend of the screw rod extends out of the circular through hole, external threads are arranged on the outer wall of the screw rod, the external threads are in threaded connection with the locking piece, a linear groove is fixedly formed in the upper surface of the screw head, a circular deep groove is fixedly formed below the linear groove, a hollow cavity is formed inside the screw rod, the hollowcavity and the circular deep groove are in communication with each other, a solid wax layer is arranged on the inner wall of the hollow cavity, a metal cylinder is fixedly arranged inside the hollowcavity, and a heat conduction column is arranged inside the metal cylinder.

Description

technical field [0001] The invention relates to the technical field of fastening screws, in particular to a fastening screw convenient for width compensation. Background technique [0002] The screw is a tool for tightening the parts of the object step by step by using the physical and mathematical principles of the oblique circular rotation and friction of the object. Screw is a general term for fasteners, a daily colloquial language. Screws are indispensable industrial necessities in daily life: tiny screws used in cameras, glasses, clocks, electronics, etc.; general screws for TVs, electrical products, musical instruments, furniture, etc.; large screws for engineering, construction, and bridges. Screws and nuts; transportation equipment, airplanes, trams, automobiles, etc. are used together with large and small screws. Screws have important tasks in industry. As long as there is industry on the earth, the function of screws will always be important. Screw is a common i...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F16B39/02
CPCF16B39/021
Inventor 李文奎
Owner 宁波市鄞州利华电器有限公司
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