Annular coded lock

Abstract

The invention provides an annular coded lock. The annular coded lock comprises a semi-circular-ring-shaped first lock ring and a semi-circular-ring-shaped second lock ring, one end of the first lock ring is in hinged connection with one end of the second lock ring, a lock latch device is arranged at the other end of the first lock ring and comprises a box body, the box body is internally hollow and is internally provided with a rotating shaft, the rotating shaft is provided with three rotating wheel assemblies, the rotating wheel assemblies comprise driving wheels and code wheels, the drivingwheels are rotatably connected to the rotating shaft, the code wheels are connected to the driving wheels in a sleeving mode, the code wheels and the driving wheels are fixedly connected, notches areformed in the edges of the driving wheels, a movable plate is further included and arranged in the box body, the movable plate is arranged between the rotating wheel assemblies and the bottom of the box body, protrusions capable of being engaged with the notches are arranged on the face, facing the rotating wheel assemblies, of the movable plate, a reset spring is arranged between the movable plate and the bottom of the box body, and a protruding locking plate is arranged on the face, back on to the rotating wheel assemblies, of the movable plate.

Description

technical field [0001] The invention relates to a ring combination lock. Background technique [0002] The common ring lock is ring-shaped as a whole and consists of two semi-circular rings. One end of the two semi-circular rings is hingedly connected, and the other ends of the two semi-circular rings are buckled with each other. The other end of the common ring lock is generally just buckled. Fixed connection, anyone can open it, and the anti-theft is relatively poor. Contents of the invention [0003] In view of the problems pointed out in the background technology, the present invention proposes a ring combination lock, which needs to be unlocked and opened by a password, and improves the anti-theft capability of the ring lock. [0004] Technical scheme of the present invention is realized like this: [0005] A ring-shaped combination lock, comprising semi-circular lock ring 1 and lock ring 2, one end of lock ring 1 is hingedly connected to one end of lock ring 2, and...

AI Technical Summary

Problems solved by technology

[0002] The common ring lock is ring-shaped as a whole and consists of two semi-circular rings. One end of the two semi-circular rings is hingedly connected, and the other ends of the two semi-circular locks are buckled with each other. The other end of the common ring lock is generally just buckled. Fixed connection, anyone can open it, poor anti-theft

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