| 摘要 |
<p>PURPOSE: A soundproof window for construction is provided to effectively cut off high and low frequency noise through a floodlighting panel. CONSTITUTION: A soundproof window for construction comprises a sash frame, a floodlighting panel, a drive motor(200), a drive shaft(300), a driven shaft(400), a worm wheel gear(600), an operating gear, a guide bar, and a controller. The sash frame is fixed to a wall and has an opening. The floodlighting panel seals the opening of the sash frame and is composed of a fixed panel and a movable panel. The drive motor is installed inside a horizontal frame of the sash frame and has a pinion gear(220) and rotates the drive shaft. The drive shaft has a spur gear(350) and a first worm gear(310). The spur gear is meshed with the pinion gear. The driven shaft has a second worm gear(410) meshed with the first worm gear. The operating gear is composed of a drive gear and a driven gear. The guide bar is formed outside the operating gear. The controller rotates the drive motor.</p> |
