CN2217086Y

CN2217086Y - Device for automatically closing window

Info

Publication number: CN2217086Y
Application number: CN 94229902
Authority: CN
Inventors: 曾万长
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-11-25
Filing date: 1994-11-25
Publication date: 1996-01-10
Anticipated expiration: 2004-11-25

Abstract

The utility model provides a device for automatically closing window provided with a fixed seat arranged on a window frame and a sliding seat with sliding groove arranged on the window sash. One end of a swing lever extends into the sliding groove of the sliding seat and slides along the sliding groove. A fastener passes through the other end of the swing lever and is fixed to the fixed seat, and the swing lever can rotate around the fastener. The fastener is provided with an energy storing spring, and both ends of the energy storing spring are respectively connected with the swing lever. Without reference to the wind force of the positive and negative wind direction, the utility model can be automatically closed, has the advantage of convenient operation and can be used for various casement windows.

Description

The window safety shutoff

The utility model relates to a kind of closer, particularly be a kind of window safety shutoff that is used for casement window.

Existing casement window can not be closed when blowing automatically, often causes the trouble of breaking in glass and dust, the rain wind inlet chamber, brings to go out and get up to close at night inconvenience such as window.

In view of above reason, window safety shutoff easy to use in dust, the rain wind inlet chamber is closed, prevented to the purpose of this utility model automatically for a kind of wind energy that run into is provided.

The holder that can be contained on the window frame is arranged in the utility model, can be contained in the sliding seat that contains chute on the sash, swing arm one end stretches in the chute on the sliding seat and slides along chute, securing member passes the swing arm other end and is fixed on the holder and swing arm can take up firmware and rotates, energy-stored spring is housed on the securing member, and the two ends of energy-stored spring are connected to (referring to Fig. 1) on swing arm and the holder, no matter wind-force is from where, because the effect of energy-stored spring can make window close automatically.

Above-mentioned closer is provided with positioner, the positioning sleeve affixed with the sliding seat afterbody arranged in the positioner, steel ball, spring are contained in the positioning sleeve successively, screw thread is connected on the positioning sleeve, the locating hole (referring to Fig. 2) that cooperates with steel ball is arranged on the swing arm, can at any time window be opened on the desired location and locate.

Above-mentioned swing arm stretches into finite place piece (referring to Fig. 3) on the end of the chute on the sliding seat, prevents that swing arm from skidding off chute.

When window was opened, no matter during from wind-force where collision window, because the effect of energy-stored spring, swing arm one end took up firmware and rotates and make the other end in the chute that stretches on the sliding seat slide and window is closed automatically along chute.Owing to be provided with positioner and locating hole in the utility model, be positioned at the optional position so window can be opened.

The utlity model has following advantage:

1.,, prevent in dust, the rain wind inlet chamber no matter positive and negative wind direction wind-force can both be closed automatically, easy to use, alternative window catch, latch etc.;

2., simple in structure, small and exquisite, do not influence the installation of screen window;

3., applied widely, can be used on various types of casement windows.

Introduce embodiment of the present utility model in detail below in conjunction with accompanying drawing:

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

Fig. 2 is A-A sectional view of Fig. 1.

Fig. 3 is the annexation figure of swing arm and locating part.

Referring to Fig. 1, holder 1 can be fixed on the window frame 2, and sliding seat 3 is contained on the sash 4.Securing member 5 passes an end of swing arm 6 and is fastened on the holder.The other end of swing arm 6 stretches in the chute 7 on the sliding seat 3 and an end takes up that firmware rotates and the other end slides along chute.Several locating holes 8 are arranged on swing arm.Energy-stored spring one torsion spring 9 is contained on the securing member and two ends are connected on holder and the sliding seat.

Referring to Fig. 1, Fig. 2, positioning sleeve 11 in the positioner 10 is loaded on steel ball 12 on the sliding seat afterbody, spring base 13, spring 14 packs in the positioning sleeve successively, but screw 15 thread connection on the positioning sleeve and the turn screw make steel ball fall into the locating hole on the swing arm and make the utility model location.

Referring to Fig. 3, swing arm 6 stretches on the end in the chute on the sliding seat and is welded with locating part 16.

Claims

1, window safety shutoff, it is characterized in that the holder that can be contained on the window frame is arranged in the described closer, can be contained in the sliding seat that contains chute on the sash, swing arm one end stretches in the chute on the sliding seat and along chute and slides, and securing member passes the swing arm other end and is fixed on the holder and swing arm can take up firmware and rotates.Energy-stored spring is housed on the securing member, and the two ends of energy-stored spring are connected on swing arm and the holder.

2, window safety shutoff as claimed in claim 1, it is characterized in that being provided with positioner in the described closer, the positioning sleeve affixed with the sliding seat afterbody arranged in the positioner, steel ball, spring are contained in the positioning sleeve successively, screw thread is connected on the positioning sleeve, and swing arm is provided with several locating holes that cooperate with steel ball in the positioner.

3, window safety shutoff as claimed in claim 1 is characterized in that described swing arm stretches into finite place piece on the end of the chute on the sliding seat.