CN2337272Y

CN2337272Y - Automatic lock for aluminium alloy window

Info

Publication number: CN2337272Y
Application number: CN 98233782
Authority: CN
Inventors: 邓天洲
Original assignee: METAL DIE CASTING FACTORY XIAOLAN TOWN ZHONGSHAN
Current assignee: METAL DIE CASTING FACTORY XIAOLAN TOWN ZHONGSHAN
Priority date: 1998-03-08
Filing date: 1998-03-08
Publication date: 1999-09-08
Anticipated expiration: 2008-03-08

Abstract

The utility model relates to an automatic window lock used for aluminium alloy windows, comprising a lock body (1), a button (3) with an L-shaped hanging hook (2), an elastic hanging hook (4) and a spring (5). The lock body (1) is provided with a guiding and positioning slide way (6); the button (3) is installed in the slide way (6); the spring (5) is installed between the bottom of the slide way (6) and the top of the button (3); the L-shaped hanging hook (2) extends out of the bottom of the slide way (6) and corresponds to the elastic hanging hook (4). The utility model has the advantages of simple use, beautiful appearance, simple structure, firmness, reliability and less possibility of damage.

Description

The automatic window catch that a kind of aluminum window is used

The utility model relates to a kind of lock, relates in particular to the automatic window catch that a kind of aluminum window is used.

The sash lock that the present aluminum window of usefulness is on the market used, great majority are closed by craft, and it is not too convenient to use, and the structure of lock the inside is too thin and simple, and structure is also not too firm, reasonable, and damages easily; The patent No. is a kind of push button aluminum window sash lock patent of 92225235, this lock is made up of lock body, tapered end, switch wrench and dead bolt, it mainly is to add on common sash lock that a lock body is joined with original sash lock structure design to form, this sash lock also will be by manually closing, it is not too convenient to use, external form is not too attractive in appearance, the thin easy damage of structure.

The purpose of this utility model provides the automatic window catch that a kind of aluminum window is used, and it is simple in structure, and is solid and reliable, not fragile, and good looking appearance, simple to operate, has more safety.

The utility model is to realize by following technical solution: it comprises button, elastic hook and the spring of lock body, band L type hook, L type hook is fixed together by screw and button, it is characterized in that having on the lock body guide-localization chute, button is installed in the chute, between the top of the bottom of chute and button spring is installed, the L type hook on the button extends chute bottom and corresponding with elastic hook.

A safety lock also has been installed on the above-mentioned described lock body, and safety lock comprises that by lock core, locking bar, locking bar is positioned at the below of the flange at button top.

The utlity model has following advantage: use simply, good looking appearance, simple and reasonable, solid and reliable, not fragile.

Elaborate to this use is novel below in conjunction with accompanying drawing:

Fig. 1 is a front view of the present utility model;

Fig. 2 is an A-A sectional view of the present utility model;

Fig. 3 is the novel B-B sectional view of this use.

As Fig. 1, Fig. 2 and shown in Figure 3, the utility model comprises button (3), elastic hook (4) and the spring (5) of lock body (1), band L type hook (2), L type hook (2) is fixed together by screw (10) and button (3), it is characterized in that having on the lock body (1) a guide-localization chute (6), button (3) is installed in the chute (6), between the top of the bottom of chute (6) and button (3) spring (5) is installed, the L type hook (2) on the button (3) extends chute (6) bottom and corresponding with elastic hook (4); In addition, a safety lock has been installed also on lock body (1), safety lock comprises that by lock core (7), locking bar (8), locking bar (7) is positioned at the below of the flange (9) at button (3) top.

As shown in Figure 3, during operation elastic hook (4) is installed on the fan window, lock body (1) is installed on the position of another correspondence of fanning window, fan windows to two to drawing, elastic hook (4) and L type hook (2) fastening mutually automatically, at this moment two fan windows are closed automatically, press the button (3), L type hook (2) is moved to the left along guide-localization chute (6) with button (3), thereby make L type hook (2) break away from elastic hook (4), firmly just can draw back two fan windows then, decontrol button (3), L type hook (2) resets under the effect of spring (5); As shown in Figure 2 when will be two fan windows pin for a long time the time, main rotational lock core (7) drives locking bar (8) toward moving left, thus make locking bar (8) be in flange (9) on the button (3) under, at this moment button (3) is with ineffective, two fan windows will be pinned for a long time.

Claims

1: the automatic window catch that a kind of aluminum window is used, the button (3), elastic hook (4) and the spring (5) that comprise lock body (1), band L type hook (2), L type hook (2) is fixed together by screw (10) and button (3), it is characterized in that having on the lock body (1) a guide-localization chute (6), button (3) is installed in the chute (6), between the top of the bottom of chute (6) and button (3) spring (5) is installed, the L type hook (2) on the button (3) extends chute (6) bottom and corresponding with elastic hook (4).

2: according to the automatic window catch that the described a kind of aluminum window of claim 1 is used, it is characterized in that also having installed on the lock body (1) safety lock, safety lock comprises that by lock core (7), locking bar (8), locking bar (7) is positioned at the below of the flange (9) at button (3) top.