Bolt with lock

Abstract

The invention discloses a bolt with a lock. The bolt comprises a screw rod, a nut, a screwing head and a spring gasket. The bolt is characterized in that the bottom end of the screwing head downwardsextends to form a square column; a lock cylinder hole is formed in the right end of the square column; a matched lock cylinder is arranged in the lock cylinder hole; a matched key is arranged in a keyhole of the lock cylinder; a counter bore is formed in the left side of the lock cylinder; a lock head hole deeply inserted in the bottom end of the screwing head is formed in the axis of the top endof the screw rod; the hole bottom of the lock head hole communicates with the lock cylinder hole; a cylinder is arranged in the lock head hole; a lock head is integrally molded at the bottom end of the cylinder; the lock head is downwards inserted in the counter bore; the top end, upwards exposed in the lock head hole, of the cylinder forms an integral structure with a sleeve; the sleeve sleevesthe upper end of the screw rod; and the lock cylinder is provided with a lock tongue capable of locking the lock head. The bolt achieves an antitheft function when being used for installing a transformer, can prevent stealing of the transformer, and prevents heavy property loss.

Description

technical field [0001] The invention relates to the technical field of machinery, in particular to a bolt with a lock. Background technique [0002] As known, ordinary bolts generally do not have a locking function, and can basically meet the requirements for use in general occasions. However, most of the transformers are installed outdoors, and some transformers are even installed in the wilderness, unattended, and the existing bolt-fixed transformers are often stolen, causing heavy property losses. There is an urgent need in the market for a bolt that cannot be easily unscrewed after being tightened, so as to prevent transformers from being stolen and cause heavy property losses. Contents of the invention [0003] The object of the present invention is to provide a bolt with anti-theft function for installing a transformer, which can prevent the transformer from being stolen and avoid heavy property loss. [0004] The technical solution of the present invention is to d...

AI Technical Summary

Problems solved by technology

However, most of the transformers are installed outdoors, and some transformers are even installed in the wilderness, unattended, and the existing bolt-fixed transformers are often stolen, causing heavy property losses

There is an urgent need in the market for a bolt that cannot be easily unscrewed after being tightened to prevent transformers from being stolen and cause major property losses

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