CN204571521U - Antitheft lock - Google Patents

Abstract

The utility model discloses a kind of antitheft lock, and it is made up of square lock body, lock body outer ring, circle lock core hole, screw fixing hole and marble hole.Square lock body of the present utility model and lock body outer ring are connected as one, and lock body outer ring exceeds nearest lock body place, and it is slightly protruding that shop front place is pressed close in periphery, lock body outer ring; Square lock body is rectangle cylinder, and rectangle cylinder center arranges round lock core hole, and square lock body arranges two screw fixing holes without the round lock core hole periphery in face, lock body outer ring.This antitheft lock is arranged in four square holes of door-plate by people, and fixes this antitheft lock with supporting screw rod, can reach and prevent the rotation of robber's damage lock outer ring from taking out the object that lock body carries out introduction theft.The utility model can be supporting with various cylinder locks, is to produce pellet Lock Factory to the optimal selection of cylinder lock lock body.

Description

Antitheft lock

Technical field

The utility model relates to articles for daily use cylinder lock, particularly the antitheft lock of safety cylinder lock.

Background technology

The extensive safety cylinder lock using installation on various door, security door at present, the lock body of its cylinder lock is all cylindrical shape substantially, and lock body and lock outer ring are separately, lock body are packed into lock outer ring and be arranged in the circular hole of door-plate, be then screwed on door-plate circular hole another side lock body.The lock outer ring of some robber's special destruct and this cylinder lock of removal now, then clamps with Special Tool the lock body exposed and rotates, make other end fix the broken screw of lock body, then extract lock body and open cylinder lock and opened by door.

Summary of the invention

In order to solve above-mentioned Problems existing, the utility model provides a kind of square lock body and lock body outer ring to be connected as one, and lock body is the antitheft lock of rectangular shaped post, and it effectively solves above-mentioned problem.

The purpose of this utility model is achieved through the following technical solutions: the utility model is made up of square lock body, lock body outer ring, circle lock core hole, screw fixing hole and marble hole.Square lock body front end and lock body outer ring are connected as one, lock body outer ring thickness 0.3-0.5 centimetre, lock body outer ring is set to circular or square, lock body outer ring exceeds nearest square lock body place 0.5-0.8 centimetre, periphery, lock body outer ring deflection from inside to outside gradually, it is slightly protruding that shop front place is pressed close in periphery, lock body outer ring; Square lock body is rectangle cylinder, rectangle cylinder center arranges round lock core hole, and the round lock core hole periphery at center, face, lock body outer ring arranges a recessed circle, for fixed lock core, the round lock core hole periphery of square lock body rear end face arranges two screw fixing holes, and square lock body rectangular surfaces arranges marble hole.

When people install and use the utility model, as long as open four square holes mated with the utility model size on door-plate, this antitheft lock is arranged in four square holes, and fix this antitheft lock with supporting screw rod, can reach and prevent the rotation of robber's damage lock outer ring from taking out the object that lock body carries out introduction theft.

Accompanying drawing explanation

Fig. 1 is schematic perspective view of the present utility model.

Fig. 2 is floor map of the present utility model.

Wherein: 1 square lock body, 2 lock body outer rings, 3 circle lock core hole, 4 recessed circles, 5 screw fixing holes, 6 marble holes.

Detailed description of the invention

As shown in Fig. 1 Fig. 2, the utility model is by square lock body (1), lock body outer ring (2), circle lock core hole (3), and screw fixing hole (5) and marble hole (6) form.Square lock body (1) is rectangle cylinder, rectangle cylinder center arranges round lock core hole (3), front end and lock body outer ring (2) of square lock body (1) are connected as one, lock body outer ring (2) thickness 0.3-0.5 centimetre, lock body outer ring (2) is set to circular or square, lock body outer ring (2) exceeds nearest square lock body (1) place 0.5-0.8 centimetre, lock body outer ring (2) periphery deflection from inside to outside gradually, and it is slightly protruding that shop front place is pressed close in lock body outer ring (2) periphery; Round lock core hole (3) periphery at lock body outer ring (2) center, face arranges a recessed circle (4), for fixed lock core, round lock core hole (3) periphery of square lock body (1) rear end face arranges two screw fixing holes (5), and square lock body (1) rectangular surfaces arranges marble hole (6).

Claims (1)

1. an antitheft lock is by square lock body (1), lock body outer ring (2), circle lock core hole (3), screw fixing hole (5) and marble hole (6) composition, it is characterized in that square lock body (1) is for rectangle cylinder, rectangle cylinder center arranges round lock core hole (3), front end and lock body outer ring (2) of square lock body (1) are connected as one, lock body outer ring (2) thickness 0.3-0.5 centimetre, lock body outer ring (2) exceeds nearest square lock body (1) place 0.5-0.8 centimetre, lock body outer ring (2) periphery deflection from inside to outside gradually, it is slightly protruding that shop front place is pressed close in lock body outer ring (2) periphery, round lock core hole (3) periphery at lock body outer ring (2) center, face arranges a recessed circle (4), and round lock core hole (3) periphery of square lock body (1) rear end face arranges two screw fixing holes (5), and square lock body (1) rectangular surfaces arranges marble hole (6).