Sound insulation window curtain

Abstract

The invention discloses a sound-proof window curtain, and comprises a scrolling axis and a curtain body hanged on the scrolling axis, the curtain body comprises a face cloth, a flexible sound-proof blanket and an inner cloth in sequence; a seal groove is arranged on the both sides of the curtain body, a second sealing strip arranged on the both sides of the curtain body is arranged in the sealinggroove, the curtain body is always positioned in the seal groove during the scrolling process; a pressure cylinder and a third sealing strip used for positioning are respectively arranged at the front and rear parts of the upper end of the curtain body; a gravity davit is arranged at the lower end of the curtain body, a first sealing trip is arranged at the lower part of the gravity davit. The advantage of the invention is that because the flexible sound-proof blanket is arranged inside the curtain body, the invention not only can ensure that the flexible sound-proof blanket not only has a better sound-proof effect compared with a existing product, but also has a good effect of the insulation and energy saving effect and the shading, in addition, the installation is simple, as well as theusage is convenient.

Description

Soundproof curtains technical field The invention relates to a curtain, in particular to a novel curtain with a multi-layer structure. Background technique With the development of the economy, various environmental noises outside the residence are becoming more and more serious. To block these environmental noises outdoors, the existing glass windows, even sound-insulating windows and sound-absorbing windows cannot meet the requirements. Moreover, if a soundproof window is added indoors, the actual use area of ​​the room will be reduced, and it is not easy to clean up, so the needs of the residents cannot be met. In addition, existing residents usually install shading curtains to achieve better shading effect, but this kind of shading curtains do not have sound-absorbing effect, and cannot meet the needs of residents equally. Contents of the invention The object of the present invention is to overcome the deficiencies in the prior art, and provide a sound insulation cu...

AI Technical Summary

Problems solved by technology

With the development of the economy, various environmental noises outside the residence are becoming more and more serious. To block these environmental noises outdoors, the existing glass windows, even sound-proof windows and sound-absorbing windows cannot meet the requirements.

Moreover, if a soundproof window is added indoors, the actual usable area of ​​the room will be reduced, and it will not be easy to clean, so it cannot meet the needs of the residents.

In addition, existing residents usually install blackout curtains to achieve better shading effects, but this kind of blackout curtains do not have sound-absorbing effects and cannot meet the needs of residents.

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