CN2080544U - Automatic bolt - Google Patents

Abstract

The utility model discloses an automatic bolt, comprising a bolt cover (1), a spring (2), a handle (3), a bolt column (4), a bolt buckling (5) and a bolt boss (6). The spring and the bolt column are arranged in the bolt cover. The front end of the bolt column is a sloping section. An elongated slot is arranged on the bolt cover. A groove is arranged on the side surface of the bolt cover. The handle is connected with the bolt column through the elongated slot on the bolt cover and is higher than the upper face of the bolt cover. The handle can be pulled back and forth, in order to open and close a window sash. The utility model has the advantages of simple device and beautiful appearance. The window sash can close automatically by blowing of the wind out of the window. Compared with the bolt of the old type decades of years of wooden window sash, the utility model is improved and developed.

Description

Automatic bolt

The utility model relates to the automatic pinning that is used for wooden door and sash.

At present, the latch that is used for wooden sash, mostly be old product, the old fashioned of finalizing the design decades ago, form by key seat and pin, by when dress will be on window frame the jewel hole pin button of packing into, sash because of the wind and weather distortion after, pin is difficult to insert pin and smashs, and the bulkiness done of latch, both waste material was not attractive in appearance again.

The purpose of this utility model is exactly at above-mentioned shortcoming, provides a kind of small and exquisite attractive in appearance, can be outside window or close the automatic pinning of sash voluntarily under the blowing of wind.

In order to achieve the above object, the pin cap of this device connects with key seat is fastening, and spring and pin are arranged in the pin cap, and the front of pin is the sloping section, and handgrip is arranged on the pin, in its groove on pin cap.

This apparatus structure is reasonable, can be outside window or under the blowing of wind the automatic close window fan, make decades consistent old-fashioned latches be taken on a new look and develop.

Description of drawings: Fig. 1 is the device sectional view

Fig. 2 is the device vertical view

The pin cap of this device (1) is " Jiong " font, and there is elongated slot on last plane, and is fluted on the side, and spring (2) and pin (4) are housed in the pin cap, and handgrip (3) is arranged on the pin, packs in the hole of pin by the elongated slot above the pin cap, and is higher than above the pin cap.Promote handgrip (3) left, the spring (2) in the compression pin cap pushes handgrip in the groove of pin cap side, and then pin (4) enters in the pin cap fully, can open sash; Otherwise handgrip (3) is released the groove of side, and then pin (4) is under the effect of spring (2), and moving to right to handgrip (3) is blocked, and then the front end of pin (4) promptly inserts in the pin button (5) and closes sash.Pin (4) is cylindrical, and its front end is the sloping section, and this face can outwards (show as Fig. 1), also can be inside, and promptly external-open sash sloping section is outside, and casement opening in is inside.The sloping section of pin contacts with the outward flange of pin button (5) like this, and when promoting sash, pin (4) overcomes the elastic force compression inwards gradually of spring (2), and the top edge of crossing pin button (5) enters in the hole of pin button.

The hole of pin button (5) is oval, and when sash was out of shape, pin (4) can insert in the hole as usual.

Claims (1)

1. A kind of automatic pinning of forming by key seat (6), pin (4), pin button (5) etc., pin cap (1) and fastening connection of key seat (6), it is characterized in that having in the pin cap spring (2) and pin (4), the front end of pin (4) is the sloping section, handgrip (3) is arranged, in its elongated slot on pin cap (1) on the pin (4).