CN2305467Y

CN2305467Y - Automatic anti-theft lock

Info

Publication number: CN2305467Y
Application number: CN 97203625
Authority: CN
Inventors: 程国忠
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-01-05
Filing date: 1997-01-05
Publication date: 1999-01-27
Anticipated expiration: 2007-01-05

Abstract

The utility model relates to an automatica anti-theft lock for an alloy window, which is composed of a casing (1), a movable plate (2), a movable lock hook (3), a positioning plate (4), a screw pin (5), a spring (6), a fixed lock hook (7) and a lock groove (8), wherein, the left side or the right side of the lock groove (8) of the utility model is provided with the movable plate (2); the lower end of the lock groove is connected with the movable lock hook to form an automatica structure; the movable lock hook and the fixed lock hook of the utility model are squrare lock hooks with 10*12 mm and high intensity, and are not easy to be bent or damaged. After the window is closed, the fixed lock hook can be plugged into an internal layer at the bottom of the casing (1), and thus the alloy window is stabilized on a track, and can not be moved or lifted, obtaining the anti-theft purpose. The utility model has beautiful appearance, firm and simple structure, scientific and reasonable installaion of parts, and convenient use.

Description

Automatic anti-theft lock

The utility model relates to a kind of Automatic anti-theft lock that is used for the alloy window, belongs to the improvement of alloy window theftproof lock.

At present alloy window theftproof lock has automatically and not automatic two kinds, Automatic anti-theft lock not, window, close the window action many, use inconvenience.

A kind of Automatic anti-theft lock, the latch hook design is vertical, and front and back engage, as are in a hurry, and push hard the alloy window, because of two hooks bump against, can go out alloy window disorbit phenomenon.

It is a kind of simple and reasonable, attractive and durable, easy to use that the utility model, purpose are to provide.The design's latch hook be horizontal, as after closing window, fixedly latch hook (7) inserts lock shell (1) bottom internal layer, and the alloy window is stablized in orbit, move motionless, seize not high Automatic anti-theft lock.

The utility model as shown in Figure 1, 2, 3, by shell (1), portable plate (2), movable latch hook (3), location-plate (4), carriage bolt (5), spring (6), fixedly latch hook (7), locked groove (8) are formed.Wherein in the locked groove (8), there is a slice portable plate (2) of installation on the right or the left side, the lower end is connected with movable latch hook (3) rear end, forms automatic structure.

The utility model operating principle is as follows: as when windowing, portable plate in the locked groove that press...withes one's finger (2) draws window smoothly, portable plate (2) lower end drive activity latch hook (3) rear end is downward, and latch hook (3) front end just breaks away from fixedly latch hook (7) automatically to rising.As when closing window, push away window smoothly, because of movable latch hook (3) and fixedly latch hook (7) front end all be provided with draft angle, bump against at two ends, movable latch hook (3) front end promptly falls to rising to the room, engages automatically.

The utility model compared with prior art has following characteristics:

1, portable plate (2) is installed in locked groove (8) left side or the right, and attractive in appearance rectifying is again the major part of automatic structure.

2, movable latch hook (3) is 10 * 12mm square latch hook with fixing latch hook (7), and the intensity height is not easy bending and damage.

3, fixedly latch hook (7) closes and can insert shell (1) bottom internal layer behind the window and make the alloy window stable in orbit, move motionless, seize not highly, reach antitheft purpose.

4, good looking appearance, firm in structure, part are installed scientific and reasonable.

5, the design has mounting spring, but shock mount can both not use (it is better in the time spent that spring is housed), and the spring of not takeing care damages, long service life.

In sum, the utility model is keeping the shape of former theftproof lock, but the design of part difference, use also different, easy to use under good, the cheap prerequisite of quality, thus increased practicality, be the comparatively desirable Automatic anti-theft locks of modern high buildings and large mansions.

Claims

1, Automatic anti-theft lock is characterized in that by shell (1), portable plate (2), movable latch hook (3), location-plate (4), carriage bolt (5), spring (6), fixedly latch hook (7), locked groove (8) are formed.Wherein there is a slice portable plate (2) of installation on locked groove (8) left side or the right.

2, the Automatic anti-theft lock key character is that portable plate (2), lower end are connected with movable latch hook (3), rear end, form automatic structure.

3, Automatic anti-theft lock is characterized in that fixedly latch hook (7), close window after, can insert shell (1) bottom internal layer, make the alloy window stable in orbit, move motionlessly, seize not high.