CN107990079A - 允许流体通过的低频吸声器 - Google Patents
允许流体通过的低频吸声器 Download PDFInfo
- Publication number
- CN107990079A CN107990079A CN201711194055.0A CN201711194055A CN107990079A CN 107990079 A CN107990079 A CN 107990079A CN 201711194055 A CN201711194055 A CN 201711194055A CN 107990079 A CN107990079 A CN 107990079A
- Authority
- CN
- China
- Prior art keywords
- tube body
- low frequency
- absorption device
- sound
- fluid
- 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
Links
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 147
- 239000012530 fluid Substances 0.000 title claims abstract description 43
- 239000000463 material Substances 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 230000004323 axial length Effects 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000010146 3D printing Methods 0.000 claims description 3
- 238000003698 laser cutting Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000006096 absorbing agent Substances 0.000 abstract description 24
- 238000002474 experimental method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
Description
Claims (15)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711194055.0A CN107990079A (zh) | 2017-11-24 | 2017-11-24 | 允许流体通过的低频吸声器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711194055.0A CN107990079A (zh) | 2017-11-24 | 2017-11-24 | 允许流体通过的低频吸声器 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107990079A true CN107990079A (zh) | 2018-05-04 |
Family
ID=62031969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711194055.0A Pending CN107990079A (zh) | 2017-11-24 | 2017-11-24 | 允许流体通过的低频吸声器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107990079A (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109036362A (zh) * | 2018-06-19 | 2018-12-18 | 南京大学 | 一种宽带低频声学吸声器 |
CN110822206A (zh) * | 2019-11-18 | 2020-02-21 | 重庆大学 | 超开放式高效通风吸声单元及吸声器 |
CN112728275A (zh) * | 2020-12-19 | 2021-04-30 | 重庆大学 | 非单一低频超开放通风可调节吸声单元 |
CN113160785A (zh) * | 2020-01-07 | 2021-07-23 | 尤姆弗泰克有限公司 | 用于降低空气传声和固体传声的设备 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3895686A (en) * | 1972-11-21 | 1975-07-22 | Gen Electric | Acoustic attenuator providing relatively high insertion loss at low frequencies |
US5276291A (en) * | 1992-07-10 | 1994-01-04 | Norris Thomas R | Acoustic muffler for high volume fluid flow utilizing Heimholtz resonators with low flow resistance path |
CN201297471Y (zh) * | 2008-09-23 | 2009-08-26 | 张荣初 | 低频自净消声器 |
CN101539231A (zh) * | 2009-04-29 | 2009-09-23 | 哈尔滨工程大学 | 基于具有部分穿孔的穿孔管消声器的可调频消声器 |
CN201622837U (zh) * | 2010-01-08 | 2010-11-03 | 中国科学院声学研究所 | 一种多腔复合吸声装置 |
CN106765678A (zh) * | 2017-01-09 | 2017-05-31 | 美的集团股份有限公司 | 消声器以及空调系统 |
CN107204181A (zh) * | 2017-07-26 | 2017-09-26 | 安徽理工大学 | 一种共振式迷宫消音方法与复合装置 |
-
2017
- 2017-11-24 CN CN201711194055.0A patent/CN107990079A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3895686A (en) * | 1972-11-21 | 1975-07-22 | Gen Electric | Acoustic attenuator providing relatively high insertion loss at low frequencies |
US5276291A (en) * | 1992-07-10 | 1994-01-04 | Norris Thomas R | Acoustic muffler for high volume fluid flow utilizing Heimholtz resonators with low flow resistance path |
CN201297471Y (zh) * | 2008-09-23 | 2009-08-26 | 张荣初 | 低频自净消声器 |
CN101539231A (zh) * | 2009-04-29 | 2009-09-23 | 哈尔滨工程大学 | 基于具有部分穿孔的穿孔管消声器的可调频消声器 |
CN201622837U (zh) * | 2010-01-08 | 2010-11-03 | 中国科学院声学研究所 | 一种多腔复合吸声装置 |
CN106765678A (zh) * | 2017-01-09 | 2017-05-31 | 美的集团股份有限公司 | 消声器以及空调系统 |
CN107204181A (zh) * | 2017-07-26 | 2017-09-26 | 安徽理工大学 | 一种共振式迷宫消音方法与复合装置 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109036362A (zh) * | 2018-06-19 | 2018-12-18 | 南京大学 | 一种宽带低频声学吸声器 |
CN110822206A (zh) * | 2019-11-18 | 2020-02-21 | 重庆大学 | 超开放式高效通风吸声单元及吸声器 |
CN110822206B (zh) * | 2019-11-18 | 2020-09-04 | 重庆大学 | 超开放式高效通风吸声单元及吸声器 |
CN113160785A (zh) * | 2020-01-07 | 2021-07-23 | 尤姆弗泰克有限公司 | 用于降低空气传声和固体传声的设备 |
CN113160785B (zh) * | 2020-01-07 | 2024-02-23 | 尤姆弗泰克有限公司 | 用于降低空气传声和固体传声的设备 |
CN112728275A (zh) * | 2020-12-19 | 2021-04-30 | 重庆大学 | 非单一低频超开放通风可调节吸声单元 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107990079A (zh) | 允许流体通过的低频吸声器 | |
Gao et al. | Acoustic metamaterials for noise reduction: a review | |
EP2487677B1 (en) | Compound sound absorption device with built-in resonant cavity | |
US20200143784A1 (en) | The Acoustic Metamaterial Units with the Function of Soundproof, Flow Passing and Heat; Transfer Enhancement, the Composite Structure and the Preparation Methods thereof | |
CN104732967B (zh) | 一种利用共面空心管吸收声音的吸声屏 | |
CN203773937U (zh) | 隔声吸声蜂窝板 | |
CN105448287A (zh) | 一种具有内置腔体的穿孔板共振吸声装置 | |
EP3783601A1 (en) | Soundproofing structure | |
JP2010097148A (ja) | 吸音構造、吸音構造群及び音響室 | |
CN111739503B (zh) | 花瓣形内插管式亥姆霍兹共振吸声结构 | |
CN109389964A (zh) | 低频吸声器及其构造方法 | |
KR102182473B1 (ko) | 덕트 또는 챔버를 위한 음향 감쇠 장치 | |
KR101305751B1 (ko) | 터보 압축기용 흡음기 및 흡음기의 설계 방법 | |
CN113192481B (zh) | 一种用于低频噪声控制的盘绕型亥姆霍兹共振器 | |
CN107610688A (zh) | 一种腔管复合隔声结构 | |
US10458675B2 (en) | Sound-damping air conduction part | |
RU2392532C1 (ru) | Трубчатый прямоугольный глушитель шума кочетова | |
RU2455432C2 (ru) | Звукопоглощающая конструкция цеха | |
CA2868037A1 (en) | Silencer incorporating elongated members | |
KR102543335B1 (ko) | 하이브리드 소음기 | |
RU2411398C2 (ru) | Многосекционный глушитель шума | |
CN207397275U (zh) | 中低频腔管宽频吸声结构 | |
CN221253536U (zh) | 一种电梯隔声装置、电梯 | |
RU2305778C1 (ru) | Глушитель шума кочетовых | |
WO2023076587A1 (en) | Sound absorbing panels |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20180529 Address after: 518000 B12 building, 18 Naka Minobu innovation industrial town, Buji street, Longgang, Shenzhen, Guangdong. Applicant after: Wen Weijia Applicant after: Wu Xiaoxiao Address before: 518000 Shenzhen, Longgang, Guangdong province Henggang street Longgang road 8288, Dayun software town 75 Building 2 floor. Applicant before: Shenzhen still Hi Tech Co., Ltd. |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20190530 Address after: 518000 Guangdong Longhua District Minzhi Street Leshe Xinghe WORLD Phase II E Block 306B Applicant after: Shenzhen Huanbo Technology Co., Ltd. Address before: 518000 B12 building, 18 Naka Minobu innovation industrial town, Buji street, Longgang, Shenzhen, Guangdong. Applicant before: Wen Weijia Applicant before: Wu Xiaoxiao |
|
TA01 | Transfer of patent application right | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 518000 Guangdong Province Longhua District Minzhi Street Minle Community Xinghe WORLD Phase II E Block 306B Applicant after: Shenzhen Huanbo Technology Co., Ltd. Address before: 518000 Guangdong Longhua District Minzhi Street Leshe Xinghe WORLD Phase II E Block 306B Applicant before: Shenzhen Huanbo Technology Co., Ltd. |
|
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 518000 unit I, block B, floor 7, building 9, Baoneng Science Park, Qinghu village, Qinghu community, Longhua street, Longhua District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Huanbo Technology Co., Ltd. Address before: 518000 Guangdong Province Longhua District Minzhi Street Minle Community Xinghe WORLD Phase II E Block 306B Applicant before: Shenzhen Huanbo Technology Co., Ltd. |
|
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180504 |