CN106401700A - 一种螺旋形无源干涉式消声装置 - Google Patents
一种螺旋形无源干涉式消声装置 Download PDFInfo
- Publication number
- CN106401700A CN106401700A CN201611103589.3A CN201611103589A CN106401700A CN 106401700 A CN106401700 A CN 106401700A CN 201611103589 A CN201611103589 A CN 201611103589A CN 106401700 A CN106401700 A CN 106401700A
- Authority
- CN
- China
- Prior art keywords
- sound
- muffling
- shell
- spiral
- silencing apparatus
- 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.)
- Granted
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Classifications
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- 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
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/12—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using spirally or helically shaped channels
- F01N1/125—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using spirally or helically shaped channels in combination with sound-absorbing materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/664—Sound attenuation by means of sound absorbing material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Exhaust Silencers (AREA)
- Duct Arrangements (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611103589.3A CN106401700B (zh) | 2016-12-05 | 2016-12-05 | 一种螺旋形无源干涉式消声装置 |
Applications Claiming Priority (1)
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CN201611103589.3A CN106401700B (zh) | 2016-12-05 | 2016-12-05 | 一种螺旋形无源干涉式消声装置 |
Publications (2)
Publication Number | Publication Date |
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CN106401700A true CN106401700A (zh) | 2017-02-15 |
CN106401700B CN106401700B (zh) | 2018-10-02 |
Family
ID=58084048
Family Applications (1)
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CN201611103589.3A Active CN106401700B (zh) | 2016-12-05 | 2016-12-05 | 一种螺旋形无源干涉式消声装置 |
Country Status (1)
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CN (1) | CN106401700B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107564507A (zh) * | 2017-10-11 | 2018-01-09 | 江苏声立方环保科技有限公司 | 高速气流排气消声器 |
CN109330155A (zh) * | 2018-11-27 | 2019-02-15 | 仇俊易 | 一种电吹风 |
CN112460072A (zh) * | 2021-01-26 | 2021-03-09 | 佛山市顺德区美的洗涤电器制造有限公司 | 一种降噪蜗舌、蜗壳、风机及烟机 |
CN115198672A (zh) * | 2022-07-05 | 2022-10-18 | 交通运输部公路科学研究所 | 低频降噪增强型消声装置及具有该消声结构的声屏障 |
Citations (7)
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DE2517619A1 (de) * | 1975-04-21 | 1976-11-04 | Jaromil Dipl Ing Proks | Schalldaempfer von verbrennungsmotoren |
CN2240614Y (zh) * | 1995-09-26 | 1996-11-20 | 周伶 | 一种摩托车螺旋管消音器 |
CN2363065Y (zh) * | 1999-01-19 | 2000-02-09 | 邝勇兴 | 多通道旋翼式复合消声器 |
CN1384276A (zh) * | 2001-04-30 | 2002-12-11 | 金英泰 | 车辆的排气消声器系统 |
CN202228157U (zh) * | 2011-09-22 | 2012-05-23 | 天津市联合环保工程设计有限公司 | 一种螺旋通道阻性消声器 |
CN204152594U (zh) * | 2014-10-10 | 2015-02-11 | 长沙义和车桥有限公司 | 一种环保汽车消声器 |
CN105156177A (zh) * | 2015-10-10 | 2015-12-16 | 无锡德沃精工设备有限公司 | 汽车消声器 |
-
2016
- 2016-12-05 CN CN201611103589.3A patent/CN106401700B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2517619A1 (de) * | 1975-04-21 | 1976-11-04 | Jaromil Dipl Ing Proks | Schalldaempfer von verbrennungsmotoren |
CN2240614Y (zh) * | 1995-09-26 | 1996-11-20 | 周伶 | 一种摩托车螺旋管消音器 |
CN2363065Y (zh) * | 1999-01-19 | 2000-02-09 | 邝勇兴 | 多通道旋翼式复合消声器 |
CN1384276A (zh) * | 2001-04-30 | 2002-12-11 | 金英泰 | 车辆的排气消声器系统 |
CN202228157U (zh) * | 2011-09-22 | 2012-05-23 | 天津市联合环保工程设计有限公司 | 一种螺旋通道阻性消声器 |
CN204152594U (zh) * | 2014-10-10 | 2015-02-11 | 长沙义和车桥有限公司 | 一种环保汽车消声器 |
CN105156177A (zh) * | 2015-10-10 | 2015-12-16 | 无锡德沃精工设备有限公司 | 汽车消声器 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107564507A (zh) * | 2017-10-11 | 2018-01-09 | 江苏声立方环保科技有限公司 | 高速气流排气消声器 |
CN107564507B (zh) * | 2017-10-11 | 2024-04-30 | 江苏声立方环保科技有限公司 | 高速气流排气消声器 |
CN109330155A (zh) * | 2018-11-27 | 2019-02-15 | 仇俊易 | 一种电吹风 |
CN112460072A (zh) * | 2021-01-26 | 2021-03-09 | 佛山市顺德区美的洗涤电器制造有限公司 | 一种降噪蜗舌、蜗壳、风机及烟机 |
CN112460072B (zh) * | 2021-01-26 | 2021-07-09 | 佛山市顺德区美的洗涤电器制造有限公司 | 一种降噪蜗舌、蜗壳、风机及烟机 |
CN115198672A (zh) * | 2022-07-05 | 2022-10-18 | 交通运输部公路科学研究所 | 低频降噪增强型消声装置及具有该消声结构的声屏障 |
CN115198672B (zh) * | 2022-07-05 | 2023-11-24 | 交通运输部公路科学研究所 | 低频降噪增强型消声装置及具有该消声结构的声屏障 |
Also Published As
Publication number | Publication date |
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CN106401700B (zh) | 2018-10-02 |
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Effective date of registration: 20211208 Address after: 311802 Ruan Shi Zhen Yang Mei Qiao Cun, Zhuji City, Shaoxing City, Zhejiang Province Patentee after: Zhejiang Longxin Environmental Protection Technology Co.,Ltd. Address before: 310013 Yuhang Tang Road, Xihu District, Hangzhou, Zhejiang 866 Patentee before: ZHEJIANG University |
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Effective date of registration: 20220615 Address after: 310000 room 366, building 3, No. 368, Jinpeng street, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Lixin Zhongzhi Acoustic Technology Co.,Ltd. Address before: 311802 Ruan Shi Zhen Yang Mei Qiao Cun, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Zhejiang Longxin Environmental Protection Technology Co.,Ltd. |
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