Wide-angle opening type suspended sash window hinge

Abstract

The invention discloses a wide-angle opening type suspended sash window hinge. The wide-angle opening type suspended sash window hinge comprises a bottom plate, a first connecting rod, a second connecting rod, a third connecting rod and a connecting plate, wherein a sliding groove is formed in one end of the bottom plate, the other end of the bottom plate is hinged to the end of the third connecting rod, one end of the first connecting rod is slidably hinged to the sliding groove, the other end of the first connecting rod is hinged to the middle of the second connecting rod, one end of the second connecting rod is hinged to the middle of the bottom plate, the other end of the second connecting rod is hinged to the end of the connecting plate, and the middle of the connecting plate is hinged to a third connecting rod. According to the hinge, the bottom plate, the first connecting rod, the second connecting rod, the third connecting rod and the connecting plate are arranged, the sliding groove formed in the bottom plate is used, the sliding groove is hinged to the first connecting rod, the end of the first connecting rod slides on the sliding groove when a window sash is opened, the window sash can be limited at a specific angle, and better bearing capacity can be provided when the window sash is opened.

Description

technical field [0001] The invention relates to the technical field of top-hung window hinges, in particular to a wide-angle openable type hung window hinge. Background technique [0002] Generally, the opening angle of the top-hung windows is about 10-30 degrees. According to the requirements of fire protection, some top-hung windows have the demand for smoke exhaust and ventilation of the sash and need to increase the opening angle to more than 70°. Moreover, the current hinge products on the market cannot satisfy the load-bearing and safety of opening a large angle while adapting to conventional curtain wall profiles. Contents of the invention [0003] Aiming at the deficiencies of the prior art, the object of the present invention is to provide a wide-angle openable window hinge with strong load-bearing capacity and stable structure. [0004] In order to achieve the above object, the solution provided by the present invention is: a wide-angle openable window hinge, in...

AI Technical Summary

Problems solved by technology

[0002] Generally, the opening angle of the top-hung windows is about 10-30 degrees. According to the requirements of fire protection, some top-hung windows have the demand for smoke exhaust and ventilation of the sash and need to increase the opening angle to more than 70°. Moreover, the current hinge products on the market cannot meet the load-bearing and safety requirements of opening a large angle while adapting to conventional curtain wall profiles.

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