Anti-loose fastener

• Main Author: LIU ZHIJU
• Format: Patent
• Language: Chinese; English
• Published: 29.07.2022
• Subjects: BLASTING; DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The invention discloses an anti-loosening fastener, relates to the technical field of connecting pieces, and solves the problems that in the matching process of an existing bolt and a nut, a plate is vibrated in the long-term use process, and the bolt and the nut are prone to being clamped or loosened. The anti-loosening fastener comprises a bolt body, a synchronization keeping mechanism is installed on the outer side of the upper end of the bolt body, a fastening nut is installed on the lower end face of the synchronization keeping mechanism, a gasket mechanism is installed on the lower end face of the fastening nut, and the gasket mechanism comprises a protection ring, an anti-deviation ring, a first gasket, a second gasket, a contact head and an anti-skid protruding strip. A first gasket is installed on the inner side of the protection ring, a second gasket is installed on the lower end face of the first gasket, and anti-deviation rings are installed on the inner sides of the first gasket and the second ga