CN2201462Y - Wind power closing window catch - Google Patents

Abstract

The utility model discloses an improved wind power closing window catch composed of a movable connecting rod, a supporting base and a bracket, wherein, the movable connecting rod is connected with the supporting base via a rotation shaft arranged at the front end of the movable connecting rod, and the back part is arranged at a locating pin shaft of the bracket. The movable connecting rod is made into a knife shape or a bow shape in order to be used for ordinary windows and windows in corridors and balconies. The size of starting wind power when the window is closed can be adjusted by the window catch optionally, and an opened window can close automatically under the action of preset wind power to as to prevent wind and rain from entering room and prevent windows from being damaged. Thus, the utility model is an ideal catch for families and group activity places, such as authorities and schools. The wind power closing window catch has simple and reasonable structure, easy manufacture, low cost, accurate action and reliable performance.

Description

Wind power closing window catch

The utility model relates to a kind of sash built-up member, particularly a kind of window catch that utilizes wind drive to close window.

The present utility model people's previous patented technology " sash the self closing device " (patent No.: 892061154), can under the effect of wind-force, the sash of opening be fastened, have extremely significantly advantage than traditional sash window catch.But find that in producing and using also there are some shortcomings in this product, for example the design of movable rod is reasonable inadequately, and making the production difficulty strengthen processing cost increases, and it is outstanding indoor that sash is closed the whole connecting rod in back, loses attractive in appearance and influences indoor activity; When closing, uncontrollable sash starts the size of wind-force; The gentle breeze that can not cause prestige to assist sometimes strokes sash is closed, and this is unsatisfactory; This product can only make the sash maximum open an angle of 90 degrees simultaneously, should not be used to walk the sash on exterior feature or the balcony.

A kind of more perfect wind-force that task of the present utility model manufactures and designs at " sash self closing device " existing problem exactly closes the window window catch automatically.

Task of the present utility model realizes by following technical proposals: the movable stalk that connects is made by two sections and is formed and the pocket knife type of Zhe commentaries on classics downwards or the bow type of arc-shaped bend to the left and right the following guide pile that the Dou that turns forward is all arranged of the front and rear of connecting rod.Rotating shaft and bearing and the sash of movable rod by its front end joins; The rear portion places on the alignment pin that is fixed on the support on the window frame.There are movable compressing tablet, compression spring and set screw in support alignment pin top, rivet tightly on movable compressing tablet in the set screw lower end, the rotation set screw makes movable compressing tablet up and down, compress or loosen stage clip, movable rod is produced changeable elastic damping, thereby change the size of closing the required startup wind-force of sash as required.When simultaneously this damping action to connecting rod also can weaken sash and closed by strong wind piping and druming to the impact force of window frame.

Below in conjunction with accompanying drawing the utility model being made further detail describes.

Fig. 1 closes window window catch three-dimensional structure diagram automatically for pocket knife type wind-force;

Fig. 2 closes window window catch three-dimensional structure diagram automatically for left curved wind-force;

Fig. 3 closes window window catch three-dimensional structure diagram automatically for right curved wind-force;

Fig. 4 is that pocket knife type movable rod Zhe changes side view of the state;

Fig. 5 is horizontal installing hole support three-dimensional structure diagram;

Fig. 6 is vertical installing hole support three-dimensional structure diagram;

Fig. 7 closes window window catch user mode figure automatically for pocket knife type wind-force;

Fig. 8 closes window window catch user mode figure automatically for bow type wind-force;

With reference to Fig. 1. movable rod (1) forms by two sections that connect with connecting shaft (2), leading portion (pocket knife) is flexibly connected by rotating shaft (3) and bearing (4), the prelocalization stake (5) of the Dou that turns forward is arranged below the leading portion, back segment (hilt) places on the support (6), and the rear guide pile (7) of the Dou that turns forward is also arranged below. Also can make the to the left or to the right bow type of arc-shaped bend with reference to Fig. 2 and Fig. 3 movable rod (1), the prelocalization stake (5) of the Dou that turns forward is arranged below the front portion, the rear guide pile (7) of the Dou that turns forward is also arranged below the rear portion. The left curved or right curved window catch of movable rod (1) is applicable to respectively left sash or right sash (see figure 8). With reference to Fig. 5 and Fig. 6, the movable compressing tablet (9) of the top of alignment pin (8) curves half-moon-shaped, there is draw-in groove at two ends, there are screw and set screw (10) lower end tight fit in the centre, Compress Spring (11) string is on set screw (10), and rotation set screw (10) makes movable compressing tablet (9) up and down, compresses or loosens stage clip (11), movable rod (1) is formed changeable elastic damping, thereby can change as required the size of closing the required startup wind-force of window. Installing hole (12) on the support (6) can be made horizontal type or vertical-type, and the former is suitable for being installed in above the window frame and (generally is used for timber window), and the latter is suitable for being installed in window frame medial surface (generally being used for barred window).

The utility model has the advantage of: simple and reasonable, easy to manufacture, with low cost, dependable performance, action is accurately. Start the size of wind-force in the time of can arbitrarily adjusting sash and close, make sash autoshutdown under the effect of pre-sizing wind-force of opening, avoid wind and rain to enter the room, prevent that effectively strong wind is rapid to the destruction to window glass even whole sash. Pocket knife type structure makes the sash maximum can open an angle of 90 degrees, sash fasten back link downwards Zhe turn 90 degrees more than the angle; Bow type structure makes the sash maximum can open 150 degree angles, will note left curved or right curved left sash and the right sash of being respectively applied to of connecting rod during installation. Strike the fan of windowing when the utility model uses with the hand, rotation set screw (10) is to ideal position, just can automatically sash be fastened when then running into the wind-force of pre-sizing, and is machine-operated in fact, the collective fields such as school are the desirable window catch of family in one's power.

An embodiment of the present utility model: the leading portion (pocket knife) of pocket knife type movable rod forms with the punching out of thick 2-5 millimeter iron plate, long 6-10 centimetre, wide 1-3 centimetre, 1-5 the guide pile that leans forward is arranged; The back segment of movable rod (hilt) is with two thick 1-2 millimeters, and long 8-13 centimetre, wide 1-3 centimetre, the irony limit sheet therebetween of 1-5 the guide pile that leans forward of band becomes with the riveting of square spring, presss from both sides into the cutter groove of wide 4-7 millimeter.Bow type movable rod is with the punching out of thick 2-5 millimeter iron plate, and long 15-28 centimetre, front and rear has guide pile 1-5 that turns forward respectively, forms as arc-shaped bend to the left or to the right again.Movable compressing tablet (9) on the support strikes out semilune with 0.5-1.5 millimeter iron plate, and there is draw-in groove at two, and there are screw and set screw (10) lower end tight fit in the centre.Stage clip (11) is made around the 3-10 circle with diameter 0.3-0.9 millimeter spring steel wire.

Claims (5)

1, a kind of window catch of being made up of movable rod (1), bearing (4) and support (6) is characterized in that below movable rod (1) leading portion prelocalization stake (5) being arranged, and back guide pile (7) is arranged below the back segment; Movable rod (1) joins by the rotating shaft (3) and the bearing (4) of its front end, and the rear portion places on the alignment pin (8) of support (6).

2, by the window catch of claim 1 defined, it is characterized in that movable rod (1) forms by two sections, be connected and Zhe commentaries on classics downwards by rotating shaft (2).

3, by the window catch of claim 1 defined, it is characterized in that movable rod (1) arc-shaped bend to the left or to the right.

4, press the window catch of claim 1 defined, it is characterized in that there is movable compressing tablet (9) alignment pin (8) top on the support (6), screw and set screw (10) lower end tight fit in the middle of the movable compressing tablet (9), compression spring (11) string is on set screw (10); Installing hole (12) on the support (6) is made horizontal type or vertical-type.

5, by the window catch of claim 2 or 3 defineds, it is characterized in that prelocalization stake (5) and back guide pile (7) that movable rod (1) is following all turn forward, quantity respectively is 1-5.

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