Wind brace

Abstract

The embodiment of the invention discloses a wind brace. The wind brace comprises a fixed device, an elastic device and a connection rod; the elastic device comprises an elastic base, an elastic pieceand a rotating shaft embedded in a window sash; one end of the elastic piece is connected with the elastic base in an abut-against manner, and the other end of the elastic piece is connected with therotating shaft in an abut-against manner; the connection rod comprises a first connection rod body and a second connection rod body performing linear movement along the first connection rod body; theend, away from the second connection rod body, of the first connection rod body is connected with the rotating shaft; the fixed device comprises a fixed base, a sliding base and a temperature controldevice installed on a window frame; the sliding base is installed on the fixed base through the temperature control device; and the end, away from the first connection rod body, of the second connection rod body is connected with the sliding base.

Description

technical field [0001] The invention belongs to the technical field of door and window accessories, and in particular relates to a wind brace. Background technique [0002] In the prior art, there are mainly two types of window closers: one is an electric window closer, and the other is a movable window closer controlled by a mechanical principle. It is mainly used for all kinds of movable fire windows, and its main functions are reflected in two aspects: on the one hand, it can limit the opening and positioning of the fire window sash to improve the ventilation and lighting effects; on the other hand, when a fire occurs, It can automatically close the windows to prevent the circulation of air, thereby controlling the spread of fire. [0003] However, the window closers used in the market have the following generalities: 1. The structure is complex and inconvenient to operate, which is prone to accidents; 2. Most of the door closers are fixed on the outside of the window sa...

AI Technical Summary

Problems solved by technology

[0003] However, the window closers used in the market have the following generalities: 1. The structure is complex and inconvenient to operate, which is prone to accidents; 2. Most of the door closers are fixed on the outside of the window sash, and there is a hidden danger of falling, especially in some high-rise buildings; 3. The production cost is high, and there is no competitive advantage in the market; 4. Most of the external shutter closers are large in size, ugly in appearance, and easy to corrode

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