CN2486675Y - Rolling door lock - Google Patents

Abstract

The utility model relates to an improved invention of a roller door lock, comprising a lock body (2), a lock-tongue and a lock core (5) which is characterized in that the lock-tongue (1) and (6) are bilaterally symmetrical and the lock-tongue is provided with at least more than two grooves (3), the lock core is provided with a convex wheel on which hand-setting blocks (4) are arranged. The hand-setting block (4) cooperates with the groove (3) on the lock-tongue. The hand-setting blocks are distributed in a cross shape. The lock-tongue of the roller door lock has a wide expansion range, locks firmly and added an anti-theft function.

Description

Rolling door lock

The utility model relates to the improvement invention of Rolling door lock, particularly be the improvement invention that is contained in the Rolling door lock in the middle of the rolling door, the improvement that is specifically related to this lock dead bolt and slide block is invented.

In the prior art, Rolling door lock also is made up of lock body, lock core and dead bolt, and this rolling door can be widely used in various rolling doors, and scope is little but this Rolling door lock is because dead bolt stretches, and rolling door is difficult to be locked or open and cause, and brings many inconvenience to users.

In view of the problem that known technology exists, the purpose of this utility model aims to provide a kind of scientific and reasonable for structure, and is easy to use, the Rolling door lock that the dead bolt dilatability is big.

The utility model is finished as follows: this Rolling door lock includes lock body, dead bolt and lock core; It is characterized in that the dead bolt bilateral symmetry; And on dead bolt, be provided with plural at least groove; Described lock core is provided with cam; Described cam is provided with slide block; Slide block matches with the dead bolt upper groove; The slide block across distributes.

The utility model is compared with known technology, has scientific and reasonable for structure, easy to use, advantages such as the dead bolt dilatability is big, solid and reliable after rolling door is locked, according to the Rolling door lock of the utility model design motif made, will bring positive result of use to users.

The utility model has following accompanying drawing:

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

Fig. 2 is a front view of the present utility model;

Fig. 3 is a vertical view of the present utility model.

Accompanying drawing has been represented structure of the present utility model and embodiment, describe the relevant details of embodiment below more in conjunction with the accompanying drawings in detail, this Rolling door lock includes lock body 2, dead bolt 1 and 6 and lock core 5, lock body 1 is by two notch board set screws integrators, dead bolt 1 and 6 is bilateral symmetry, on dead bolt, be provided with plural at least groove 3, present embodiment is provided with three grooves, and the reeded part of dead bolt put in lock body 1, described lock core is provided with cam, described cam is provided with slide block 4, slide block 4 and dead bolt 1,6 upper grooves 3 match, and the slide block across distributes; In the time will locking, counterclockwise turn key 7, rotational lock core 5, cam rotation slide block 4 on the lock core 5, slide block 4 by groove 3 symmetrical two dead bolts 1 and 6 from outside group, dead bolt is pushed the left and right sides push rod (not shown) on the rolling door open from both sides simultaneously, it is the left and right sides push rod axial elongation on the rolling door, accurately insert the left and right sides push rod on the rolling door in the door bolt hole (not shown) on the rolling door frame this moment, can lock, because dead bolt scope of activities in lock body of this lock is bigger, promptly the left and right sides dilatability of dead bolt is bigger, so more fastening behind the pinning rolling door; In the time will unblanking, clockwise turn key 7, in like manner, dead bolt 1 and the 6 both sides indentations from lock body 1 promptly shifting out the door bolt hole (not shown) of the push rod (not shown) on the rolling door from the rolling door frame, promptly reach the purpose of unblanking.

Claims (2)

1, a kind of Rolling door lock, include lock body (2), dead bolt (1) and (6) and lock core (5), it is characterized in that dead bolt (1) and (6) are bilateral symmetry, and on dead bolt, be provided with plural at least groove (3), described lock core (5) is provided with cam, described cam is provided with slide block (4), and slide block (4) matches with groove (3) on dead bolt (1) and (6).

2, Rolling door lock as claimed in claim 1 is characterized in that slide block (4) across on the described cam distributes.

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