CN2303057Y - No lock ring type theft-proof padlock - Google Patents

Abstract

The utility model relates to a theft-proof padlock without a lock ring, comprising a lock body and a lock tongue. The utility model is characterized in that the lock body is provided with the socket of a lock nose and the chamber of the lock tongue; the lock tongue is arranged in the chamber of the lock tongue; the front end of a lock core trends into the socket of the lock core in the side wall of the lock tongue; the lock nose which is matched with the utility model is provided with the jack of the lock tongue. While in use, the lock nose trends into the socket of the lock nose on the lock body; when the lock core is rotated with a key, the lock tongue is pushed to move upwards to enter into the socket of the lock nose to lock the lock body and the lock nose together. The utility model has no lock ring, and thus the utility model has high theft-proof performance and firm and durable structure.

Description

No lock ring theft proof padlock

The utility model belongs to a kind of padlock.

Present padlock all has lock ring.2 lock noses are to be separately fixed on doorframe and the door.When locking a door lock ring is inserted in the jack of locking on the nose, again will be locked.It is bad that this problem that is latched in is that lock ring is easy to be turned round by the burglar, reduced the security performance of lock.In addition, the lock nose is exposed more, also easily sawed-off by the burglar, and the security performance of padlock is reduced.

The purpose of this utility model provides a kind of no lock ring theft proof padlock.

The purpose of this utility model realizes by following technical proposals, that is:

One, remove lock ring, what replace lock ring is that lock body is provided with lock nose jack.In lock body, the below of lock nose jack is the dead bolt chamber, and it is indoor that dead bolt is arranged on dead bolt.The lock core jack is arranged on the sidewall of dead bolt.Lock core is arranged in the lock body, in the lock core jack on the lock core front end insertion dead bolt.When in key inserts lock core, rotating, can promote dead bolt and move up and down.

Two, on special use lock nose, the dead bolt socket is arranged.

During use, 2 lock noses are separately fixed on door and the doorframe.In the lock nose jack on the lock nose front end insertion lock body, lock the upper port that the dead bolt socket on the nose is just in time aimed at the dead bolt chamber this moment.Key is inserted in the lock core, and screw key promotes to move up on the dead bolt in the dead bolt socket on the lock nose, and taking off key will be locked.Owing to there is not lock ring, lock body is firm again, so theftproof performance is good.In addition, in the lock nose jack of front portion on lock body of lock nose, and the rear portion clips between door and doorframe, makes the burglar can't sawed-off lock nose, has therefore also improved the theftproof performance of lock.

Fig. 1 is the lock body structure schematic diagram, and Fig. 2 is the lock body lateral view, and Fig. 3 is the dead bolt structural representation, and Fig. 4 is the dead bolt lateral view, and Fig. 5 is the lock core structure schematic diagram, and Fig. 6 is a lock nose structural representation, and Fig. 7 is lock body and lock nose locking state structural representation.The utility model is described in further detail below in conjunction with accompanying drawing.

No lock ring theft proof padlock comprises lock body 1, dead bolt 2, spring 3, lock core 4.Lock nose jack 5, dead bolt chamber 6, lock core chamber 7 and pellet shot from a slingshot chamber 8 are arranged on lock body 1.Dead bolt 2 inserts in the dead bolt chamber 6, behind the spring 3 of packing into the lower port of dead bolt chamber 6 is shut with stopper.Lock core jack 9 is arranged on the sidewall of dead bolt 2.Lock core 4 is arranged in the lock core chamber 7 on the lock body 1, and its front end inserts in the lock core jack 9 on dead bolt 2 sidewalls.Can promote dead bolt 2 with the key rotary locking cylinder moves up and down.Pellet shot from a slingshot 10 is packed in the pellet shot from a slingshot chamber 8 on the lock body 1, in pellet shot from a slingshot chamber 8 pellet shot from a slingshot 10 below the spring 11 of packing into, then the lower port of pellet shot from a slingshot chamber 8 is shut.

As with the matching used lock nose 12 of the utility model on have dead bolt socket 13.When lock nose 12 inserted in the lock nose jack 5 on the lock bodies 1, dead bolt socket 13 was just in time aimed at the upper port of dead bolt chamber 6, and when dead bolt 2 is driven when moving by lock core 4, the top of dead bolt 2 enters in the dead bolt socket 13, with lock body with lock nose and lock together.

Claims (1)

1, no lock ring theft proof padlock, comprise lock body (1), dead bolt (2), spring (3), lock core (4), pellet shot from a slingshot (10), spring (11), on lock body (1), have pellet shot from a slingshot chamber (8) and lock core chamber (7), pellet shot from a slingshot (10) and spring (11) to pack in the pellet shot from a slingshot chamber (8) on the lock body (1), lock core (4) is packed in the lock core chamber (7) on the lock body (1), it is characterized in that on lock body (1), having lock nose jack (5) and dead bolt chamber (6), dead bolt (2) and spring (3) are packed in the dead bolt chamber (6), and the lower port of dead bolt chamber (6) is sealed with stopper; Lock core jack (9) is arranged, in the lock core jack (9) on the front end insertion dead bolt sidewall of lock core (4) on the sidewall of dead bolt (2).

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