CN201129066Y - Burglarproof lock - Google Patents

Abstract

The utility model discloses an anti-theft lock, including a lock bar (1), a lock body (4), a lock core (2), bolts (3) and keys (6); wherein, the lock bar is inserted into a corresponding hole of the lock body; the lock bar is provided with a groove (5); the lock core is arranged on the lock body and connected with the bolt, one end of which matches with the groove of the lock bar. The anti-theft lock is characterized in that the anti-theft lock is provided with more than one lock cores; a plurality of lock cores are arranged and connected coaxially; each lock core is connected with the bolt which the lock core belongs to; the lock bar is correspondingly provided with grooves of the same amounts as that of the bolts; every groove is matched with one end of the relative bolt, so the anti-theft lock has reliable anti-theft function.

Description

Theftproof lock

[technical field]

The utility model relates to a kind of lockset, what be specifically related to is a kind of improvement invention of theftproof lock.

[background technology]

Theftproof lock is mainly used in various antitheft occasions, wherein a kind of theftproof lock that generally uses has locking bar, locking bar and lock body and separates, as automobile steering lock, bike wheel lock, door padlock, this kind theftproof lock comprises locking bar, lock body, lock core, dead bolt, key, locking bar is inserted in the corresponding hole of lock body, and locking bar is provided with groove, and lock core is installed on the lock body, and be connected with dead bolt, an end of dead bolt and the groove of locking bar match.This anti-theft lock structure is simple, and anti-theft feature is preferably arranged, but for veteran thief, he can withstand the pellet shot from a slingshot of lock core center-aisle with some conventional tool such as choosing pin, opens theftproof lock easily, or opens theftproof lock with comparalive ease with master key.

[summary of the invention]

In view of the problem that present known technology exists, the technical problems to be solved in the utility model is to be to provide a kind of theftproof lock with reliable anti-theft feature.

For solving the problems of the technologies described above, the utility model takes following technical scheme to finish:

A kind of theftproof lock, comprise locking bar, lock body, lock core, dead bolt, key, locking bar is inserted in the corresponding hole of lock body, and locking bar is provided with groove, lock core is installed on the lock body, and be connected with dead bolt, an end of dead bolt and the groove of locking bar match, and it is characterized in that: this theftproof lock is provided with more than one lock core, a plurality of lock pin coaxial connect setting, each lock core connects the dead bolt under it, and locking bar is corresponding to be provided with groove with the dead bolt equal number, and each groove part matches with relative dead bolt one end.Described lock core is provided with two.

Coaxially in the lock body of this theftproof lock be provided with a plurality of lock cores, and a plurality of lock cores pass through the dead bolt that connected and the groove interlock of corresponding locking bar respectively, make and had a plurality of fixed points between locking bar and the lock body, whichsoever fixed point all can independently play antitheft effect, only open all lock cores, could normally open theftproof lock.The coaxial setting of a plurality of lock cores, make whole lock core center-aisle lengthening, make the thief who adopts as choosing pin one quasi-tradition instrument powerless, can be even adopt than the master key that is easier to open an anti-theft lock, to open theftproof lock simultaneously with a master key with a plurality of lock cores, promptly need open manyly existing theftproof lock simultaneously, also be very difficult.Thus, this theftproof lock has reliable antitheft function.

[description of drawings]

The utility model has following accompanying drawing:

Fig. 1 is the utility model structural representation

[specific embodiment]

Accompanying drawing has been represented the technical solution of the utility model and embodiment, further describes each relevant details and operating principle thereof of embodiment below more in conjunction with the accompanying drawings.

With reference to accompanying drawing 1, this theftproof lock comprises locking bar 1, lock body 4, two lock cores 2, dead bolt 3, key 6, and locking bar is inserted in the corresponding hole of lock body, locking bar has two grooves 5, be divided into the two ends of locking bar, two lock pin coaxial link together and are installed in the lock body, and each lock core connects the dead bolt under it, one end of each dead bolt all matches with the locking bar corresponding grooves, the key of this theftproof lock extends, and is the same with other lockset, and every have corresponding lengthening key to theftproof lock.

When opening the theftproof lock that adopts technique scheme, only need to insert corresponding key, as unblanking at ordinary times, the lock core that is rotatably connected gently, two lock core drives dead bolt separately withdraws in the groove of locking bar, so just can in lock body, take out locking bar like a cork, open theftproof lock.

In sum, adopt the theftproof lock of technique scheme, have anti-theft feature simple in structure, easy to use, reliable, improved the class of product, satisfied the antitheft hope of people, will be subjected to users' welcome.

Claims (2)

1. theftproof lock, comprise locking bar (1), lock body (4), lock core (2), dead bolt (3), key (6), locking bar is inserted in the corresponding hole of lock body, locking bar is provided with groove (5), lock core is installed on the lock body, and be connected with dead bolt, one end of dead bolt and the groove of locking bar match, with it is characterized in that: this theftproof lock is provided with more than one lock core, a plurality of lock pin coaxial connect setting, each lock core connects the dead bolt under it, and locking bar is corresponding to be provided with groove with the dead bolt equal number, and each groove part matches with relative dead bolt one end.

2. a kind of theftproof lock as claimed in claim 1 is characterized in that: described lock core is provided with two.

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