CN201915707U - Dual lock - Google Patents

Abstract

The utility model relates to a dual lock, which consists of a lock body, a lock cylinder, balls, a spring, an unlocking knob, a second lock hole, an unlocking arm and a first lock hole, wherein a transverse through hole is formed on the cylindrical lock cylinder; the spring is arranged in the through hole; the two ends of the spring are connected with the balls respectively; one end of the lock cylinder is connected with the columnar unlocking knob, while the other end of the lock cylinder is connected with the eccentric unlocking arm; the lock cylinder is arranged in the blocky lock body; the first lock hole and second lock hole in which keys can be inserted are correspondingly formed on the two sides of the lock cylinder; and the first key and second key inserted in the two lock holes correspond to different ball structures respectively. When the dual lock is in use, the first key and second key are inserted into the corresponding lock holes respectively and are rotated to make the balls separate from the clearance between the lock cylinder and the lock body; and the lock cylinder is rotated by the unlocking knob, so that the aim of unlocking is achieved. Through the dual lock, the anti-theft performance of the lock is greatly improved; and the property safety of people is ensured.

Description

To unblanking

Technical field

The utility model relates to a kind of lockset, especially can be effectively antitheft to unblanking.

Background technology

At present, most of lockset has only a hole of unblanking, and theftproof performance is not high, and the situation of unnormal unlocking very easily appears in lock, and people's property safety is on the hazard.

The utility model content

In order to overcome the not high problem of existing lock theftproof performance, it is a kind of to unblanking that the utility model provides, and this lockset must be inserted simultaneously and could be opened by two keys, and is simple in structure, the theftproof performance height.

The technical scheme that its technical problem that solves the utility model adopts is: this is to unblanking by lock body, lock core, pellet shot from a slingshot, spring, the button of unblanking, No. two lockholes, the arm of unblanking, No. one lockhole is formed, on the lock core of cylindrical shape, be provided with horizontal through through hole, be provided with spring in the through hole, the two ends of spring are connected with pellet shot from a slingshot respectively, one end of lock core is connected with the button of unblanking of column, the other end is connected with the arm of unblanking of off-centre, lock core is installed in the block lock body, lock core both sides correspondence is provided with a lockhole and No. two lockholes of the key of can packing into, the key that inserts in two lockholes and No. two corresponding different respectively billiards structures of keys.During use, a key and No. two keys insert respectively in the corresponding lockhole, and key makes the slit between pellet shot from a slingshot disengaging lock core and the lock body, by the button rotational lock core of unblanking, reaches the purpose of unblanking.

The beneficial effects of the utility model are, can improve the theftproof performance of lockset greatly, have guaranteed people's property safety.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is a structural principle schematic diagram of the present utility model.

Among Fig. 1,1. lock body, 2. lock core, 3. key, 4. pellet shot from a slingshot, 5. spring, the button of 6. unblanking, 7. No. two keys, 8. No. two lockholes, the arm of 9. unblanking, 10. a lockhole.

The specific embodiment

In Fig. 1, should be to unblanking by lock body 1, lock core 2, pellet shot from a slingshot 4, spring 5, the button 6 of unblanking, No. two lockholes 8, the arm 9 of unblanking, No. one lockhole 10 is formed, on the lock core 2 of cylindrical shape, be provided with horizontal through through hole, be provided with spring 5 in the through hole, the two ends of spring 5 are connected with pellet shot from a slingshot 4 respectively, one end of lock core 2 is connected with the button 6 of unblanking of column, the other end is connected with the arm 9 of unblanking of off-centre, lock core 2 is installed in the block lock body 1, lock core 2 both sides correspondences are provided with the key 3 and No. two corresponding different respectively pellet shot from a slingshot 4 structures of keys 7 that inserts in a lockhole 10 of the key of can packing into and 8, two lockholes of No. two lockholes.During use, a key 3 and No. two keys 7 insert respectively in the corresponding lockhole, key, and the slit that pellet shot from a slingshot 4 is broken away between lock core 2 and the lock body 1 by button 6 rotational lock cores 2 of unblanking, reaches the purpose of unblanking.

Claims (1)

1. to unblanking, this is made up of lock body (1), lock core (2), pellet shot from a slingshot (4), spring (5), the button of unblanking (6), No. two lockholes (8), the arm of unblanking (9), a lockhole (10) unblanking; It is characterized in that: on the lock core (2) of cylindrical shape, be provided with horizontal through through hole, be provided with spring (5) in the through hole, the two ends of spring (5) are connected with pellet shot from a slingshot (4) respectively, one end of lock core (2) is connected with the button of unblanking (6) of column, the other end is connected with the arm of unblanking (9) of off-centre, lock core (2) is installed in the block lock body (1), lock core (2) both sides correspondence is provided with a lockhole (10) and No. two lockholes (8) of the key of can packing into, pellet shot from a slingshot (4) structure that a key (3) that inserts in two lockholes and No. two keys (7) are corresponding different respectively.

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