CN202810400U - Pick-proof lock latch for door and window - Google Patents

Abstract

The utility model provides a pick-proof lock latch for a door and window including a lock latch body and a dead bolt, wherein two ends of the lock latch body are an installing plate and a lock latch plate, the installing plate is provided with an installing hole, the lock latch plate is provided with a lockhole, the installing plate is fixed on a window frame of the door and window, a jack with a threaded is arranged on a door and window frame corresponding to the lock latch plate, after the door and window is closed, the lock latch plate is buckled on the other door and window and the lockhole corresponds to the jack, the dead bolt is inserted and is screw tightly so as to realize the locking function. A locking mechanism employing the dead bolt and the lock latch fixes the whole door and window into one body, even picked the door and window can not be taken off a rail, which guarantees the indoor safety. The pick-proof lock latch for the door and window has simple structure, convenient installation and flexible operation. The pick-proof lock latch for the door and window can be installed and used in the prior door and window, and the original facility structure of the door and window is not destroyed.

Description

The door and window Antipick lock catch

Technical field

The utility model discloses a kind of door and window Antipick lock catch, is to the improvement of existing institute steel sash locking mechanism structure, belongs to door and window hardware accessory technical field.

Background technology

The retaining mechanism of tradition plastic-steel window is to adopt two and half round buckle bowl phase buckle devices to realize the locking function of whole plastic-steel window, if its defective levers up rail under the lock road that makes plastic-steel window with a fan plastic-steel window bottom, then retaining mechanism breaks away from mutually, locking function lost efficacy, plastic-steel window can be opened, and has lost safety.

Summary of the invention

The utility model provides a kind of door and window Antipick lock catch, after having overcome traditional plastic-steel window locking mechanism and being prized lower rail, and the shortcoming that locking function lost efficacy.

Technical solution of the present utility model is as follows: door and window comprises that with Antipick lock catch snap close body and dead bolt consist of, wherein, the two ends of snap close body are installing plate and latch plate, and installing plate is provided with installing hole, latch plate is provided with lockhole, and dead bolt is that bolt arrangement and lockhole consist of plug-in type locking mechanism;

When the utility model uses, installing plate is fixed on the window frame of door and window, offers a screwed jack at doorframe and window frame corresponding to latch plate, after door and window is closed, be buckled in latch plate on another fan door and window and with its lockhole corresponding to jack, dead bolt inserted tightens the realization locking function.

Good effect of the present utility model is: adopt the retaining mechanism of dead bolt, latch plate, whole door and window is fixed as one, even prized also and can't with rail under the door and window, guarantee indoor safety; The utility model is simple in structure, and is easy for installation, and flexible operation all can be installed and used on existing door and window, do not destroy the existing facility structure of door and window.

Description of drawings

Fig. 1 is the utility model structure principle chart;

Wherein, 1, snap close body; 2, installing plate; 3, installing hole; 4, latch plate; 5, lockhole; 6, dead bolt.

The specific embodiment

According to shown in Figure 1, the utility model comprises that snap close body 1 and dead bolt 6 consist of, wherein, the two ends of snap close body 1 are installing plate 2 and latch plate 4, installing plate 2 is provided with installing hole 3, and latch plate 4 is provided with lockhole 5, and dead bolt 6 is that bolt arrangement and lockhole 5 consist of plug-in type locking mechanism.

Claims (1)

1. a door and window Antipick lock catch is characterized in that: comprise that snap close body and dead bolt consist of, wherein, the two ends of snap close body are installing plate and latch plate, installing plate is provided with installing hole, and latch plate is provided with lockhole, and dead bolt is that bolt arrangement and lockhole consist of plug-in type locking mechanism.

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