CN203334841U - Rod insertion lock - Google Patents

Abstract

The utility model discloses a rod insertion lock which comprises a rod insertion lock body. A locking device is installed in a lock shell above a lock cylinder, a locking hole matched with a mortise lock of the locking device is formed in a cam of the lock cylinder, a key with an ejector rod at the front end is configured in a key hole in the lock cylinder, and the ejector rod is slightly longer than a locking pin. According to the rod insertion lock, the locking device is installed above the lock cylinder in the lock shell, the lock cylinder and the key are improved, and after being locked, the rod insertion lock is hard to open even if a universal unlocking tool is used. The rod insertion lock has the advantages of being strong in anti-theft performance and free from worry in use.

Description

A kind of inserted link lock

Technical field:

The utility model is a kind of various dillies inserted link lock of usurping as anti-as electric motor car, motor-car, tricycle etc. that is applicable to.

Background technology:

Existing inserted link lock is all that a U-shaped inserted link is installed on a lock body, by the lock core and the key that cooperatively interact, can open or locking, though this traditional inserted link lock has certain theftproof performance, easily with master key or pliers, opens.

Summary of the invention:

The purpose of this utility model is to provide the inserted link lock that a kind of theftproof performance is good.

The technical solution of the utility model completes as follows, a kind of inserted link lock, include an inserted link lock, it is characterized in that: a lock is installed in the lock housing above lock core, be provided with the lock hole matched with the lock mortise lock on the cam of lock core, dispose the key of a front end band push rod in the keyhole of lock core, the length of push rod is slightly larger than the length of stop pin.

The utility model is equipped with a lock above the lock housing internal cylinder, and lock core and key are improved, and after locking, uses the Universal opener lock tool also to be difficult to open.So it is strong to have theftproof performance, use relieved advantage.

The accompanying drawing explanation:

Fig. 1 is structural representation of the present utility model.

The specific embodiment:

Describe by reference to the accompanying drawings embodiment in detail, it is the improvement to existing inserted link lock, main improvement is that a lock 5 is installed in the lock housing 1 above lock core 3, the structure of lock is similar with the lock that the automobile gearbox engage a gear is used, be provided with the lock hole matched with lock mortise lock 6 on the cam 7 of lock core, dispose the key 2 of a front end band push rod 4 in the keyhole of lock core, the length of push rod is slightly larger than the length of stop pin.

Its operating principle is that, during car locking, after injecting locking bar in lockhole, the securing rod on lock will insert in the lock hole of cam, by lock, the cam on lock core is fixed, and with general unlocking tool, just lock can not be opened.While unblanking, key is injected to the lock core the inside, by push rod on the key, the stop pin on lock is backed down from cam, then rotate key, the rotation of band moving cam is moved the dead bolt frame and is taken dead bolt out of the locking bar draw-in groove, and the spring of lockhole bottom is upspring locking bar automatically, and lock is opened.

Claims (1)

1. an inserted link is locked, it is characterized in that: a lock is installed in the lock housing above lock core, be provided with the lock hole matched with the lock mortise lock on the cam of lock core, dispose the key of a front end band push rod in the keyhole of lock core, the length of push rod is slightly larger than the length of stop pin.

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