Multifunctional sound insulation screen for roads and bridges

The utility model provides a multifunctional sound insulation screen for roads and bridges. The invention relates to the field of roads and bridges, including a base, a silencing box is mounted at thetop of the base; a sound insulation screen body is mounted at the top of the silencing box, an anti-...

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Bibliographic Details
Main Author MA CHENBING
Format Patent
LanguageChinese
English
Published 27.03.2020
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Summary:The utility model provides a multifunctional sound insulation screen for roads and bridges. The invention relates to the field of roads and bridges, including a base, a silencing box is mounted at thetop of the base; a sound insulation screen body is mounted at the top of the silencing box, an anti-collision plate is arranged on one side of the sound insulation screen body, a mounting groove is formed in the sound insulation screen body, a threaded rod is arranged in the mounting groove, a limiting plate is arranged on the surface of the threaded rod, and a telescopic spring is arranged on the surface of the threaded rod. The invention discloses a multifunctional sound insulation screen for roads and bridges. A threaded rod, an anti-collision plate, a movable sleeve, a movable rod and a telescopic spring are arranged; upon occurrence of a collision, the anti-collision plate can apply an impact force to the movable rod, so that the movable rod drives the movable sleeve to slide up anddown on the threaded rod,
Bibliography:Application Number: CN201920853446U