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Locked antitheft bolt set

An anti-theft bolt and bolt head technology, applied in the direction of bolts, nuts, threaded fasteners, etc., can solve the problems that the guardrail is not suitable for use, the anti-theft effect is not ideal, the bolt group is easily loosened, etc. The effect of being disassembled and not easy to disassemble

Pending Publication Date: 2017-10-20
嘉兴东盛科技股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The existing bolt group is easy to be loosened during use, and it is not suitable for use in some important parts such as highway guardrails
Although some bolt groups have anti-theft function, the anti-theft effect is not ideal

Method used

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  • Locked antitheft bolt set

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0017] refer to figure 1 , a locked anti-theft bolt group of the present invention, comprising a bolt head 1, a screw rod 2, a first nut 3, a second nut 4, a clip 21, and an auxiliary rod 45, a screw rod 2 is fixed at the bottom of the bolt head 1, The screw rod 2 is provided with a through groove that runs through the side wall of the screw rod 2, and a first threaded hole 39 is provided on the top of the first nut 3, and the first threaded hole 39 cooperates with the screw rod 2, and the first nut 3 passes through the first screw thread. The hole 39 is screwed on the screw rod 2, the bottom of the first nut 3 is provided with a first groove 30, the first groove 30 communicates with the first threaded hole 39, and the screw rod 2 is provided with a draw groove 20 , the clamping strip 21 is stuck on the clamping groove 20, at least one end of the clamping strip 21 is located outside the screw rod 2, the part of the clamping strip 21 located outside the screw rod 2 falls in the...

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Abstract

The invention discloses a locked antitheft bolt set. The locked antitheft bolt set comprises a bolt head, a screw rod, a first nut, a second nut, a clamping bar and an auxiliary rod; the screw rod is fixed at the bottom of the bolt head, and is provided with a through groove for penetrating through the side wall of the screw rod; a first thread hole is formed in the upper part of the first nut, and is matched with the screw rod; the first nut is screwed in the screw rod through the first thread hole; a first groove is formed in the lower part of the first nut, and communicates with the first thread hole; a clamping groove is formed in the screw rod; and the clamping bar is clamped in the clamping groove. The clamping bar is arranged on the screw rod, and the clamping bar is clamped between the first nut and the second nut, so that the bolt set is locked and not easy to disassemble to achieve excellent antitheft effect.

Description

【Technical field】 [0001] The invention relates to the technical field of fasteners, in particular to the technical field of anti-theft bolt sets. 【Background technique】 [0002] A fastener is a commonly used part that can hold different objects together. A bolt set is a commonly used fastener, which often consists of bolts and nuts. The existing bolt group is easily loosened during use, and is not suitable for use in some important positions such as highway guardrails. Although some bolt groups have anti-theft function, the anti-theft effect is not ideal enough. 【Content of invention】 [0003] The purpose of the present invention is to solve the problems in the prior art, and propose a locked anti-theft bolt group, which can lock the bolt group and has a good anti-theft effect. [0004] In order to achieve the above object, the present invention proposes a locked anti-theft bolt group, comprising a bolt head, a screw rod, a first nut, a second nut, a clip, and an auxili...

Claims

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Application Information

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IPC IPC(8): F16B41/00
CPCF16B41/005
Inventor 张姚东
Owner 嘉兴东盛科技股份有限公司
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