Electronic lock of transformer tank cover

Abstract

The invention provides an electronic lock of a transformer tank cover. A lock rod is installed inside a lock opening of a lock body, a lock head is connected to the upper end of the lock rod, a lock rod limit clip is installed at the lower portion of the lock rod, a lock rod sleeve is installed at the lower portion of the lock opening of the lock body, the lower end of the lock rod makes contact with a wedge board, the wedge board is fixed to a lock shaft which is installed on a lock cylinder, a key port is arranged at the outer end of the lock cylinder, a battery is installed inside an electronic key, and a power indicator lamp is installed outside the electronic key. The key port of the lock cylinder is provided with a concave-shaped bottom plane and a clamping groove, three electric contacts are installed on the key port, a plug of the electronic key is in a convex shape, the plug of the electronic key corresponds to the concave-shaped key port in appearance, and the plug of the electronic key is provided with electric contacts connected with the electric contacts of the key port. A password shaft clamping device is installed inside the lock cylinder and can clamp or loosen the rotation of a mandrel. The electronic lock of the transformer tank cover can achieve the locking of the transformer tank cover, passwords can be set, the lock is prevented from being damaged manually, and the safety performance is improved. The electric lock of the transformer tank cover is suitable for being used as a lock for locking the transformer tank cover.

Description

technical field [0001] The invention provides an appliance in the field of electric power, in particular an electronic lock for a transformer box cover. Background technique [0002] In order to prevent people from stealing transformer parts, transformer case covers are usually installed on existing transformers, and locks are installed on the transformer case covers. The existing lock used for the transformer box cover is a mechanical structure. The protrusion of the lock core is twisted by the key to break away from the lock hole, and the lock core is removed to make the lock rod fall. The lock rod is taken out from the lock hole on the transformer case cover, and the transformer is opened. lid. [0003] This lock is cumbersome to use, and the key is universal, and the anti-theft performance is poor. Contents of the invention [0004] In order to overcome the shortcomings of existing transformer case cover locks, the invention provides an electronic transformer case co...

AI Technical Summary

Problems solved by technology

[0003] This kind of lock is troublesome to use, and the key is common, and the anti-theft opening performance is poor

Images