A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
An anti-theft door lock auxiliary lock comprises a lock body. A lock bolt fixedly connected onto a supporting plate is arranged in the lock body, and a sliding bolt stretches into the lock body. The auxiliary lock is characterized in that a tooth sheet is in rotary connection into the lock body, and one end of the tooth sheet is in transmission connection with the sliding bolt. One end of a swing rod is hinged to the lock body, and the other end is movably connected with the supporting plate. A crank part is in rotary connection with the lock body, and a plurality of drive teeth are formed at the other end of the tooth sheet towards the side of the crank part and are meshed with drive structures arranged on the crank part. The crank part is movably connected with the swing rod. The auxiliary lock is reasonable in internal structure and good in transmission smoothness.
An anti-theft door lock auxiliary lock comprises a lock body. A lock bolt fixedly connected onto a supporting plate is arranged in the lock body, and a sliding bolt stretches into the lock body. The auxiliary lock is characterized in that a tooth sheet is in rotary connection into the lock body, and one end of the tooth sheet is in transmission connection with the sliding bolt. One end of a swing rod is hinged to the lock body, and the other end is movably connected with the supporting plate. A crank part is in rotary connection with the lock body, and a plurality of drive teeth are formed at the other end of the tooth sheet towards the side of the crank part and are meshed with drive structures arranged on the crank part. The crank part is movably connected with the swing rod. The auxiliary lock is reasonable in internal structure and good in transmission smoothness.