CN1454286A - 增强回压和泄流的引擎用消音器 - Google Patents

增强回压和泄流的引擎用消音器 Download PDF

Info

Publication number
CN1454286A
CN1454286A CN00819813.6A CN00819813A CN1454286A CN 1454286 A CN1454286 A CN 1454286A CN 00819813 A CN00819813 A CN 00819813A CN 1454286 A CN1454286 A CN 1454286A
Authority
CN
China
Prior art keywords
exhaust
engine
inner tube
back pressure
tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN00819813.6A
Other languages
English (en)
Inventor
刘俊富
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CN1454286A publication Critical patent/CN1454286A/zh
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/003—Silencing apparatus characterised by method of silencing by using dead chambers communicating with gas flow passages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/02—Tubes being perforated

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)

Abstract

本发明公开了一种增强回压和泄流的引擎用消音器，它在一个外管内部轴向地穿设一个内管，该内管壁上有多个小孔，且该内管内部有多个相隔适当距离的缩管，在外管内壁与内管外壁之间有多块隔板，且该隔板上有多个小孔，用来使废气从内管的一端通过各缩管以使气流加速，并配合引擎的排气汽门运作，在排气汽门开启之后活塞到达下死点之前的时间里产生大量回压，抵制排气汽门开启后大量气体泄出，使引擎膨胀行程能充分运作，并且在活塞进入排气行程时减低其内阻，达到充分排气的效果。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN00819813.6A 2000-08-18 2000-08-18 增强回压和泄流的引擎用消音器 Pending CN1454286A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2000/000243 WO2002014561A1 (fr) 2000-08-18 2000-08-18 Amortisseur de bruit de moteur servant a reguler la contre-pression et la fuite des gaz

Publications (1)

Publication Number Publication Date
CN1454286A true CN1454286A (zh) 2003-11-05

Family

ID=4574683

Family Applications (1)

Application Number Title Priority Date Filing Date
CN00819813.6A Pending CN1454286A (zh) 2000-08-18 2000-08-18 增强回压和泄流的引擎用消音器

Country Status (4)

Country Link
CN (1) CN1454286A (zh)
AU (1) AU2000265542A1 (zh)
GB (1) GB2383091A (zh)
WO (1) WO2002014561A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1507071B2 (de) 2003-08-11 2019-10-16 Faurecia Emissions Control Technologies, Germany GmbH Abgasschalldämpfer
RU2493381C1 (ru) * 2012-03-23 2013-09-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Пензенский государственный университет" (ФГБОУ ВПО "Пензенский государственный университет") Устройство для глушения шума двигателя

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE415907B (sv) * 1978-08-15 1980-11-10 Malmsten Sven O Avgasljuddempare
JPH0849521A (ja) * 1994-08-08 1996-02-20 Hino Motors Ltd 消音器

Also Published As

Publication number Publication date
GB2383091A (en) 2003-06-18
GB0303498D0 (en) 2003-03-19
AU2000265542A1 (en) 2002-02-25
WO2002014561A1 (fr) 2002-02-21

Similar Documents

Publication Publication Date Title
CN1137328C (zh) 内燃机用消音器
JPS62165564A (ja) 内燃機関の燃焼室に圧力ガスを導入する装置および方法
JP2008518157A (ja) 車両用排気装置
CN2921306Y (zh) 阻抗复合式消声器
KR100853583B1 (ko) 내연 기관 엔진의 역류 제어 순환배기구
KR950012134B1 (ko) 소기 촉진효과를 갖는 머플러
CN1454286A (zh) 增强回压和泄流的引擎用消音器
KR20100111802A (ko) 내연기관 엔진의 역류제어 순환배기구
JP2009097336A (ja) 直列４気筒エンジンの過給装置
CN217206614U (zh) 一种新型泄压结构的锥形消声器
CN104564237A (zh) 一种用于涡轮增压发动机的排气消声器及其实现方法
US6964161B2 (en) Induction exhaust system
CN2818808Y (zh) 一种重型汽车内燃机排气消声器
CN207634893U (zh) 一种迂回式管道消声器
CN112523860A (zh) 一种附加脉冲排气的二冲程发动机
CN205260125U (zh) 可变循环进气量和废气再循环量的发动机进排气装置
CN213574284U (zh) 一种低噪声多腔室消声器
KR100464711B1 (ko) 자동차용 배기구
CN205349473U (zh) 一种内燃机多气室排气消音器
CN2682211Y (zh) 一种穿孔管消声器
CN206737976U (zh) 一种车用消声器
CN220505437U (zh) 透平压缩机放空管阻抗复合消声器
CN200958405Y (zh) 柴油机消声器
CN105545413A (zh) 一种内燃机多气室排气消音器
CN217421325U (zh) 一种大排量消声器

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication