Anti-theft and anti-loosening bolt structure

By setting limiting parts in the bolt structure and using universal glue to fix the positioning pin, the problem of bolt looseness in impact and vibration environment is solved, and an efficient anti-theft effect is achieved to ensure the stability and protection ability of bolts.

CN119914601APending Publication Date: 2025-05-02辽宁泰合实业股份有限公司
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Patent Information

Application Number
CN202311418506.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2023-10-30
Publication Date
2025-05-02

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    Figure CN119914601A_ABST
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Abstract

The anti-theft and anti-loosening bolt structure comprises a bolt body, a fixing cylinder is arranged on the outer surface of the bottom of the bolt body, and a limiting piece is arranged on the outer surface of the fixing cylinder; the bolt body comprises a nut, a stud is fixedly installed at the bottom of the nut, the outer surface of the stud is sleeved with a second gasket located at the bottom of the nut, and a second positioning hole is formed in the lower end of the outer surface of the stud. And a mounting cavity is formed in the fixed cylinder. According to the anti-theft and anti-loosening bolt structure, the fixing cylinder is fixed to one side face of the connecting piece, one end of the bolt body is screwed into the mounting cavity for threaded connection, the nut is located on the other side face of the connecting piece, and then the connecting piece is stably fixed between the first gasket and the second gasket; and the positioning plug pin penetrates through the positioning groove and is inserted into the positioning hole I and the positioning hole II, so that the connection between the fixing cylinder and the bolt main body is further fastened.
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