Double-bolt-head bolt for preventing thread slipping

• Main Authors: WEI YIBO, ZHU HUAJUN
• Format: Patent
• Language: Chinese; English
• Published: 16.04.2024
• 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 utility model discloses a double-bolt-head bolt for preventing thread slipping, which relates to the technical field of bolts and comprises a bolt, a fixing nut, a locking nut and a locking screw, the fixing nut, the locking nut and the locking screw are in threaded connection with two ends of the bolt, and a locking screw hole matched with the locking screw is arranged on the side wall of the locking nut. And the locking screw hole extends to the internal thread of the locking nut along the side wall of the locking nut. During installation, the bolt penetrates through a piece to be installed, then the locking nuts at the two ends of the bolt are rotated to fix the installation piece, then the locking screws are manually rotated, one ends of the locking screws penetrate through the locking screw holes to be connected to the internal threads of the locking nuts, and the other ends of the locking screws abut against the threads of the bolt. And then the fixing nuts at the two ends of the bolt are rotated to