CN2921222Y

CN2921222Y - Automatic opening and closing device for door and window

Info

Publication number: CN2921222Y
Application number: CN 200620097818
Authority: CN
Inventors: 林鼎彪
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-07-12
Filing date: 2006-07-12
Publication date: 2007-07-11
Anticipated expiration: 2016-07-12

Abstract

Disclosed is an automatic switch for door and window consisting of a hook and a buckle, which is characterized in that the hook is installed inside a hook cabinet having triangle clip to lock the buckle, a spring is installed between the back of the clip and the hook cabinet, and an elastic bulk with spring at the back is provided in the hook cabinet at the back of the triangle clip. The window buckle structure is a traverse roller in U shaped groove. When using, just aim and fix the hook and buckle to the edge of the window or window sash frame via screws, and when pulling the window sash to the inside direction, the hook and the buckle will lock automatically, thereby fix the window.

Description

The automatic open and close device of door and window

Technical field:

The utility model belongs to a kind of door and window part of building class, particularly a kind of improvement of window catch of fixedly door and window.

Background technology:

Existing door and window fixing after particularly sash is closed generally is to adopt traditional bolt-type structure, and its structure is the inboard that is installed in window sash frame by a latch, and the bottom of window frame is provided with slot, when the sash closure after, needs only latch is inserted slot like this.Because its structure is single, do not change for a long time.

Summary of the invention:

The purpose of this utility model is that existing door and window fastening devices is transformed and provided a kind of window automatic open and close device.It utilizes window catch and two mutual interlocks of part of window button, realizes fixing automatically when door and window is closed.

The technical solution of the utility model is: the automatic open and close device of a kind of door and window, it is made up of window catch and two parts of window button, it is characterized in that described window catch is installed in the window catch box, its head is a triangle dop that is used to block the window button, an extension spring is installed between the rear portion of this dop and the window catch box, in the window catch box at the rear portion of described triangle dop, the bullet piece that a rear portion has spring is installed also; Described window buckle structure is one and has transverse rollers in U type groove.

During use window catch and window button are distinguished secured in alignment at the edge of window frame and window sash frame by screw, as long as sash is inwardly strained, this window catch and window button promptly can hook automatically, and sash is fixed when closing window like this.Need only the unlatching handle on the triangle dop of upwards mentioning window catch in the time of need windowing, make triangle dop portion to having appeared on the stage, the transverse rollers that window is smashed promptly breaks away from dop, and sash can be opened.

The utility model is a kind of improvement of existing bolt-type door and window fastening devices, and it is simple in structure, and it is simple to operate to close fixed sash.Being fit to occasions such as family, office space uses.

Description of drawings:

Fig. 1 is the perspective view of automatic open and close device window catch of this door and window and window button.

Fig. 2 is the internal construction schematic diagram of window catch among Fig. 1.

The specific embodiment:

Describe structure of the present utility model in detail below in conjunction with accompanying drawing.

As shown in Figure 1, the automatic catch device of this door and window is made up of window catch and two parts of window button.Window catch is installed in the window catch box 1, and its head is a triangle dop 2 that is used to block the window button.The internal construction of window catch as shown in Figure 2.An extension spring 4 is installed between the rear portion of dop 2 and the window catch box.In the window catch box at the rear portion of described triangle dop the bullet piece 5 that a rear portion has spring is installed also, this bullet piece is used to eject window and buckles.The window buckle structure is that a transverse rollers 6 is installed in the top at U type groove 3.Triangle dop 2 was blocked this transverse rollers 6 when the window button snapped in window catch after having appeared on the stage, and formed interlock, thus fixed sash.

Top in the window catch box also is provided with a safe pulling-on piece 8 in an embodiment, can stop after the dop direction pulling dop to having appeared on the stage it, thereby play safety effect.

Claims

1. automatic open and close device of door and window, it is made up of window catch and two parts of window button, it is characterized in that described window catch is installed in the window catch box, its head is a triangle dop that is used to block the window button, an extension spring is installed between the rear portion of this dop and the window catch box, in the window catch box at the rear portion of described triangle dop, the bullet piece that a rear portion has spring is installed also; Described window buckle structure is one and has transverse rollers in U type groove.

2. the automatic open and close device of door and window according to claim 1 is characterized in that the top in the window catch box also is provided with a safe pulling-on piece.