Sand-proof window for sand and dust weather area

Abstract

The invention discloses a sand-proof window for a sand and dust weather area, and belongs to the field of air-exchange window. The sand-proof window for the sand and dust weather area comprises a window frame, an upper movable window, a lower movable window, an external hanging fixed window and a screen, wherein the upper movable window, the lower movable window, the external hanging fixed windowand the screen are arranged in the window frame. The lower movable window is an inner suspended window and is arranged on the lower portion of the upper movable window. The external hanging fixed window is fixed to the outdoor side of the lower movable window. An air-exchange space is formed between the external hanging fixed window and the lower movable window. The top surface of the air-exchangespace is sealed and closed, and the bottom surface of the air-exchange space is open, the left and right sides of the air-exchange space are closed by perforated plates, and the screen is arranged between the external hanging fixed window and the lower movable window in the air-exchange space for isolating the external hanging fixed window and the lower movable window. In view of the defect thatthe window of the prior art cannot prevent wind and sand, the invention provides the sand-proof window for the sand and dust weather area, so that the window can prevent the wind and sand, and the physical air-exchange can be carried out in sand and dust weather without the need for consuming electric energy.

Description

technical field [0001] The invention belongs to the field of ventilation windows, and in particular relates to a detachable, easy-to-clean sand-proof window which is suitable for areas with severe dust weather and blocks sand and dust to achieve the effect of indoor ventilation. Background technique [0002] Existing ordinary windows usually include a window frame and a sash placed in the window frame, such as a double-glazed (sash thickness=glass thickness+air layer thickness+glass thickness) sash, the sash can be closed or opened, and the room needs to be ventilated When the window is opened. The existing double windows can meet the requirements of ventilation and lighting. However, air, wind and sand, etc. will pour into the room when the window is opened, which will have an impact on the indoor air. Contents of the invention [0003] The object of the present invention is to: aim at the defect that the windows in the prior art are not wind-proof and sand-proof, propo...

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Problems solved by technology

However, air, wind and sand, etc. will be poured into the roo

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