JPS58152516U

JPS58152516U - Silencer

Info

Publication number: JPS58152516U
Application number: JP4988882U
Authority: JP
Inventors: 須山　栄蔵; 豊島　洋平; 依田　隆志
Original assignee: カルソニックカンセイ株式会社
Priority date: 1982-04-08
Filing date: 1982-04-08
Publication date: 1983-10-12

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の消音器の第一実施例を示す略断面図、
第２図は第１図の消音器と等価の消音器を示す略断面図
、第３図は第１〜２図の消音器の枝管部分での騒音の減
衰状態を示す線図、第４図は本考案の第二実施例、第５
図は同第三実施例、第６図は同第四実施例をそれぞれ示
す略断面図で１：入口管部、２：第一分岐部、３：第一
管部、４：第二管部、４Ｌ、　　４Ｒ：室、５，６：合
流路、７：第一絞り合流部、８．９：分岐流路、１０：
第三管部、ＩＯＬ、ＩＯＲ：室、１１：第四管部、１２
゜１３：合流路、１４：第二絞り合流部、１５：第三分
岐部、１６．　１７：管、１８：小孔、１９：吸音材、
２０：覆管、２１：塞板、２２．２３：合流路、２４：
前置絞り合流部、２５．２６：分岐流路、２７：筒部、
２８二外向きフランジ、２９：ソケット、３０：空間、
３１．３２：ソケット、３３：短管、３４、３５：空間
、３６：合流部、３７：尾管、３８：内筒、３９：空間
。FIG. 1 is a schematic sectional view showing a first embodiment of the silencer of the present invention;
Fig. 2 is a schematic sectional view showing a muffler equivalent to the muffler shown in Fig. 1, Fig. 3 is a diagram showing the state of noise attenuation in the branch pipe portion of the muffler shown in Figs. The figure shows the second embodiment of the present invention and the fifth embodiment.
The figure is a schematic sectional view showing the third embodiment, and FIG. 6 is a schematic cross-sectional view of the fourth embodiment. 1: Inlet pipe section, 2: First branch section, 3: First pipe section, 4: Second pipe section. , 4L, 4R: chamber, 5, 6: merging path, 7: first throttle merging section, 8.9: branch flow path, 10:
Third tube part, IOL, IOR: Chamber, 11: Fourth tube part, 12
゜13: Confluence path, 14: Second throttle confluence section, 15: Third branch section, 16. 17: pipe, 18: small hole, 19: sound absorbing material,
20: Covered pipe, 21: Closure plate, 22.23: Merging channel, 24:
Pre-diaphragm confluence section, 25.26: Branch flow path, 27: Cylindrical section,
28 two outward flanges, 29: socket, 30: space,
31.32: Socket, 33: Short pipe, 34, 35: Space, 36: Confluence, 37: Tail pipe, 38: Inner cylinder, 39: Space.

Claims

[Scope of utility model registration request]

A silencer in which the exhaust gas from the engine is branched into a first pipe part 3 and a second pipe part 4 whose pipe parts are parallel to each other and communicate with each other at both front and rear ends, and the middle of one pipe part 4 is closed with a closing plate 21. .