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A platform for research: civil engineering, architecture and urbanism
Overhead interference type noise reducer for sound barrier
The invention relates to a sound barrier overhead interference type denoiser which comprises a barrel, strip-shaped grooves are formed in the two sides of the inner walls of the two ends of the barrel respectively, foamed aluminum plates are arranged between the corresponding strip-shaped grooves in the two ends of the barrel in an inserted mode, the two foamed aluminum plates are parallel to each other, and a pinhole aluminum plate is arranged on the surface of the barrel. Compared with the prior art, the invention has the advantages of reasonable structure, low cost, good sound absorption effect and long service life.
本发明涉及一种声屏障顶置干涉型降噪器，包括:筒体，所述筒体两端内壁的两侧分别设有条形槽，所述筒体两端的相对应的条形槽之间插接设有泡沫铝板，两个所述泡沫铝板相互平行，所述筒体表面为针孔铝板。本发明与现有技术相比优点在于：结构合理，成本低、吸音效果好、使用寿命长。
Overhead interference type noise reducer for sound barrier
The invention relates to a sound barrier overhead interference type denoiser which comprises a barrel, strip-shaped grooves are formed in the two sides of the inner walls of the two ends of the barrel respectively, foamed aluminum plates are arranged between the corresponding strip-shaped grooves in the two ends of the barrel in an inserted mode, the two foamed aluminum plates are parallel to each other, and a pinhole aluminum plate is arranged on the surface of the barrel. Compared with the prior art, the invention has the advantages of reasonable structure, low cost, good sound absorption effect and long service life.
本发明涉及一种声屏障顶置干涉型降噪器，包括:筒体，所述筒体两端内壁的两侧分别设有条形槽，所述筒体两端的相对应的条形槽之间插接设有泡沫铝板，两个所述泡沫铝板相互平行，所述筒体表面为针孔铝板。本发明与现有技术相比优点在于：结构合理，成本低、吸音效果好、使用寿命长。
Overhead interference type noise reducer for sound barrier
一种声屏障顶置干涉型降噪器
CHEN SHUNLIANG (author) / CHEN SHUNDE (author) / HE YUNCHAO (author) / FENG JIA (author)
2022-04-22
Patent
Electronic Resource
Chinese
IPC:
E01F
ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
,
Zusätzliche Baumaßnahmen, wie die Ausstattung von Straßen oder die bauliche Ausbildung von Bahnsteigen, Landeplätzen für Hubschrauber, Wegweisern, Schneezäunen oder dgl.
Unit plate type sound barrier interference device and sound barrier formed by same
| European Patent Office | 2023