Electric and passive opening double-insurance smoke exhaust window

Abstract

The invention discloses an electric and passive opening double-insurance smoke exhaust window. The window comprises a window body, a window opener and a pneumatic spring; the window body comprises a window frame and a window sash, and one end of the window sash is hinged to the window frame; the window opener comprises a support, a sliding rail installation base, a push shaft type window opener body and a clutch, the support is fixed to the window frame, the sliding rail installation base is hinged to the support, a sliding rail extending in the length direction is arranged on the push shaft type window opener body, the sliding rail is in sliding connection with the sliding rail installation base, an output shaft of the push shaft type window opener body is hinged to the window sash, and the clutch is used for locking or unlocking relative sliding between the push shaft type window opener body and the sliding rail installation base; and the pneumatic spring is connected between the window frame and the window sash and used for pushing the window sash open. The smoke exhaust window can be normally opened under the power-on and power-off conditions, people do not need to climb up a roof to close the window after power is recovered after power off, and the smoke exhaust window is easy to reset.

Description

technical field [0001] The invention relates to the technical field of window opening, in particular to an electric and passive opening double safety smoke exhaust window. Background technique [0002] At present, in the case of daily ventilation, the smoke exhaust window is generally opened and closed by an electric window opener. However, some smoke exhaust windows cannot be opened after a power failure, resulting in emergency situations such as fire alarms and cannot be opened, thereby posing potential safety hazards. Although some smoke exhaust windows can be opened manually after a power failure, but after the emergency is lifted and the power supply is restored, people often need to climb the roof to close the windows, and it is very difficult to reset the smoke exhaust windows. Contents of the invention [0003] Aiming at the defects in the prior art, the present invention provides an electric and passive opening double-safe smoke exhaust window, so that it can be ...

AI Technical Summary

Problems solved by technology

However, some smoke exhaust windows cannot be opened after the power is cut off, resulting in emergency situations such as fire alarms and cannot be opened, thus posing safety hazards

Although some smoke exhaust windows can be opened manually after power failure, however, after the emergency is lifted and the power supply is restored, people often need to climb the roof to close the windows, and it is very difficult to reset the smoke exhaust windows.

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