CN2460714Y - Anti-pick device of rolling door - Google Patents

Abstract

The utility model discloses an anti-prizing device for a rolling door, which comprises a lock body, a left telescopic rod, a right telescopic rod, and lock rods, wherein, the lock rods are connected with the telescopic rods, the left telescopic rod and the right telescopic rod are provided with corresponding main lock hooks, the lock rods are provided with subsidiary lock hooks, and the number of subsidiary lock hooks arranged on the lock rods is one pair at least. When the utility model is installed, as long as embedded parts are correspondingly arranged on the ground corresponding to main lock hooks and subsidiary lock hooks, the function of simultaneously locking multiple lock points can be realized, and the safety performance of the rolling door is increased. The utility model has the characteristics of simple structure, convenient operation and use, low cost, etc.

Description

The rolling door anti-picking device

The utility model relates to the anti-theft device that uses on a kind of rolling door, particularly a kind of rolling door anti-picking device that prevents that rolling door from being prized.

At present, the antitheft means that rolling door is used are to adopt rolling screen door lock, and rolling screen door lock comprises lock body, expansion link and locking bar, drive expansion link by lock core and come the control lock lever lock to live the lockhole of door two sides, guarantee that rolling door locks or open.Because the rolling door span is bigger, rolling door middle part mechanical strength comparatively speaking is more weak, under the effect of external force, fixedly the fixed mount of rolling screen door lock produces distortion, cause the distortion of expansion link and locking bar, the serious locking bar that will cause breaks away from lockhole, the effect of forfeiture lock, stolen easily, bring hidden danger for the safety of the person and property.

For overcoming the problem of above-mentioned existence, the purpose of this utility model just provide a kind of simple in structure, use a kind of rolling door anti-picking device easy to operate, the anti-theft pick-proof better effects if.

For achieving the above object, a kind of rolling door anti-picking device of the present utility model comprises lock body, left and right sides expansion link and the locking bar that is connected with expansion link, and described left and right sides expansion link is provided with corresponding main latch hook.

Described locking bar is provided with pays latch hook; Be arranged on the locking bar pay latch hook at least one pair of.

The utility model when installing and using, as long as corresponding built-in fitting is set, can realize that locking point for four locks because left and right sides expansion link is provided with corresponding main latch hook on the ground of main latch hook correspondence; Owing on the locking bar at least one pair of pair latch hook can be set, on the ground of paying the latch hook correspondence, corresponding built-in fitting is set again, can realizes that locking point for six locks or more lock a little.Improve the safety precaution performance of rolling door, had characteristics such as simple in structure, that use is easy to operate, cost is low simultaneously.

Below in conjunction with the drawings and the specific embodiments the utility model is described in further detail.

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

Shown in Figure 1, a kind of rolling door anti-picking device of the present utility model comprises lock core 1, lock body 2, left and right sides expansion link 3,7 and the locking bar 5,8 that is connected with expansion link 3,7, and left and right sides expansion link 3,7 is provided with corresponding main latch hook 4,8; Locking bar 5,9 is provided with one and tackles latch hook 6,10.When installing and using, as long as on the ground of main latch hook 4,8 and pair latch hook 6,10 correspondences, corresponding built-in fitting is set, lock a little for six: lock a little in four on ground and original door two sides are locked a little can realize locking simultaneously, thereby makes rolling door realize the function that the Multiple locking point of widespread usage on the security door locks simultaneously; Improved the anti-theft pick-proof performance of rolling door greatly.Certainly, also can be as required, more main latch hook 4,8 is being set on the expansion link 2,7 or the more latch hook 6,10 of paying is being set on locking bar 5,9, realize the function that Multiple locking point more locks simultaneously.

Claims (3)

1, a kind of rolling door anti-picking device comprises lock body, left and right sides expansion link and the locking bar that is connected with expansion link, it is characterized in that: described expansion link (3,7) is provided with corresponding main latch hook (4,8).

2, rolling door anti-picking device according to claim 1 is characterized in that: described locking bar (5,9) is provided with pays latch hook (6,10).

3, rolling door anti-picking device according to claim 2 is characterized in that: be arranged on the locking bar (5,9) pay latch hook (6,10) at least one pair of.