A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention relates to an adjustable combination lock for a bicycle. The adjustable combination lock comprises a lock. The adjustable combination lock is characterized in that an adjustable combination lock cylinder is arranged in the lock, the lock cylinder is provided with 10 inserting holes uniformly distributed along the same circumference, password elements are arranged in the inserting holes, the front ends of the password elements are connected with numerical keys, a shaft is arranged in the central part of the lock cylinder, the middle section of the shaft is provided with a gear ring, the circumference of the gear ring is provided with 10 opening grooves, two sides of the center line are respectively provided with a sector hole, as long as notches of all the password elements are positioned in the same plane, the gear ring rotates, and the backside of the lock is provided with a reset key of the password elements and a detachable self-locking cover plate for adjusting the password. According to the adjustable combination lock, the structures of a lock frame and an outer lock tongue of an ordinary lock are reserved, the lock employs the adjustable password structure, and the adjustable combination lock for the bicycle is advantaged by convenient usage, low cost, easy implementation, and wide market prospect.
The invention relates to an adjustable combination lock for a bicycle. The adjustable combination lock comprises a lock. The adjustable combination lock is characterized in that an adjustable combination lock cylinder is arranged in the lock, the lock cylinder is provided with 10 inserting holes uniformly distributed along the same circumference, password elements are arranged in the inserting holes, the front ends of the password elements are connected with numerical keys, a shaft is arranged in the central part of the lock cylinder, the middle section of the shaft is provided with a gear ring, the circumference of the gear ring is provided with 10 opening grooves, two sides of the center line are respectively provided with a sector hole, as long as notches of all the password elements are positioned in the same plane, the gear ring rotates, and the backside of the lock is provided with a reset key of the password elements and a detachable self-locking cover plate for adjusting the password. According to the adjustable combination lock, the structures of a lock frame and an outer lock tongue of an ordinary lock are reserved, the lock employs the adjustable password structure, and the adjustable combination lock for the bicycle is advantaged by convenient usage, low cost, easy implementation, and wide market prospect.