CN2711331Y - Safety window lock - Google Patents

Abstract

The utility model relates to a safety window lock, which comprises a window frame 1, a window frame 2, a lock base 3 and a lock body 4; wherein, the window frame 1 is provided with the lock base 3, on which is provided with the lock body 4; the window frame 2 is provided with a lock catch 6, on which is provided with a hole; the area of the hole is larger than the cross-sectional area of the dead bolt 5. Because the utility model is installed with the lock body and the lock catch, the dead bolt is ejected by rotating the key on the condition that the window is closed; the dead bolt is hinged with the lock catch; prying the window from the outside can be prevented; the window can not be opened from the inside of the window in case of having no key; the mounting and use are all very convenient. The security of the master is reinforced, and the safety of the lives and property of the people is protected.

Description

The security window lock

One, technical field:

The utility model belongs to a kind of five metals equipment, is specifically related to a kind of security window lock.

Two, background technology:

At present, window mostly is aluminium alloys or plastic-steel window in the domestic construction industry, and window catch all is housed basically, when hooking, only can be windproof, and non-anti-theft, pick-proof not, poor safety performance suffers damage people's lives and properties.

Three, summary of the invention:

The utility model will solve aluminium alloys or the plastic-steel window is easily pried open, the problem of theftproof performance difference.

The technical solution adopted in the utility model is: a kind of security window lock, comprise window frame 1, and window frame 2, lock 3, lock body 4, window frame 1 is provided with lock 3, and lock 3 is provided with lock body 4; Window frame 2 is provided with snap close 6, and snap close 6 is provided with the hole, and the area in hole is greater than the area of section of dead bolt 5.

The utility model compared with prior art; has following beneficial effect: because lock body and snap close have been installed; under the situation that window is closed, screw key ejects dead bolt, and dead bolt and snap close be twisting mutually; prevented from prying open outside window; open the window, also prevented from not have under the situation of key and in window, opend the window, strengthened owner's the sense of security; protected the people's lives and property safety, and easy to install and use.

Four, description of drawings:

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

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

Fig. 3 is the structural representation of snap close.

Five, the specific embodiment:

Below in conjunction with accompanying drawing the utility model is described in further detail: a kind of security window lock, comprise window frame 1, window frame 2, lock 3, lock body 4, window frame 1 is provided with lock 3, and lock 3 is provided with lock body 4; Window frame 2 is provided with snap close 6, and snap close 6 is provided with the hole, and the area in hole is greater than the area of section of dead bolt 5.

Claims (1)

1, a kind of security window lock comprises window frame (1), window frame (2), and lock (3), lock body (4) is characterized in that: window frame (1) is provided with lock (3), and lock (3) is provided with lock body (4); Window frame (2) is provided with snap close (6), and snap close (6) is provided with the hole, and the area in hole is greater than the area of section of dead bolt (5).

Images