CN214895044U - 一种管道保温包扎结构隔声性能试验台架 - Google Patents
一种管道保温包扎结构隔声性能试验台架 Download PDFInfo
- Publication number
- CN214895044U CN214895044U CN202120467967.6U CN202120467967U CN214895044U CN 214895044 U CN214895044 U CN 214895044U CN 202120467967 U CN202120467967 U CN 202120467967U CN 214895044 U CN214895044 U CN 214895044U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- test
- insulation performance
- sound insulation
- loudspeaker
- 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.)
- Withdrawn - After Issue
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 32
- 238000004321 preservation Methods 0.000 title claims abstract description 16
- 238000011056 performance test Methods 0.000 title claims abstract description 12
- 238000012360 testing method Methods 0.000 claims abstract description 32
- 238000010521 absorption reaction Methods 0.000 claims abstract description 13
- 230000007704 transition Effects 0.000 claims abstract description 4
- 238000013461 design Methods 0.000 abstract description 10
- 239000002184 metal Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 239000011491 glass wool Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000009323 psychological health Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Images
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120467967.6U CN214895044U (zh) | 2021-03-04 | 2021-03-04 | 一种管道保温包扎结构隔声性能试验台架 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120467967.6U CN214895044U (zh) | 2021-03-04 | 2021-03-04 | 一种管道保温包扎结构隔声性能试验台架 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214895044U true CN214895044U (zh) | 2021-11-26 |
Family
ID=78856411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202120467967.6U Withdrawn - After Issue CN214895044U (zh) | 2021-03-04 | 2021-03-04 | 一种管道保温包扎结构隔声性能试验台架 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN214895044U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112834624A (zh) * | 2021-03-04 | 2021-05-25 | 上海核工程研究设计院有限公司 | 一种管道保温包扎结构隔声性能试验台架及试验方法 |
-
2021
- 2021-03-04 CN CN202120467967.6U patent/CN214895044U/zh not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112834624A (zh) * | 2021-03-04 | 2021-05-25 | 上海核工程研究设计院有限公司 | 一种管道保温包扎结构隔声性能试验台架及试验方法 |
CN112834624B (zh) * | 2021-03-04 | 2024-08-13 | 上海核工程研究设计院股份有限公司 | 一种管道保温包扎结构隔声性能试验台架及试验方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107195292B (zh) | 一种宽低频吸声的超薄吸声结构 | |
CN101645263B (zh) | 一种管束穿孔板复合共振吸声装置 | |
US7248704B2 (en) | Active sound attenuation device to be arranged inside a duct, particularly for the sound insulation of a ventilating and/or air conditioning system | |
CN103217309B (zh) | 非对称管道消声器传递损失测量方法 | |
CN214895044U (zh) | 一种管道保温包扎结构隔声性能试验台架 | |
CN105509292A (zh) | 一种有源通风消声装置 | |
CN112834624B (zh) | 一种管道保温包扎结构隔声性能试验台架及试验方法 | |
CN113153817B (zh) | 一种通风管道综合降噪消声结构 | |
CN114255723A (zh) | 声学超材料元胞及包含它的超材料通风降噪装置 | |
CN104633372B (zh) | 一种扩宽声带隙的管路系统流噪声抑制装置和方法 | |
CN112560305B (zh) | 一种用于管道降噪的内插微穿孔管消声器的设计方法 | |
CN207314568U (zh) | 一种变电站高效中低频吸声机构 | |
CN209245497U (zh) | 一种燃气轮机压缩合成气降噪隔声管道 | |
CN211202430U (zh) | 一种离心风机用宽频消声器 | |
CN104564671A (zh) | 一种螺杆压缩机的噪声控制方法 | |
CN203309386U (zh) | 一种复合保温隔声管道 | |
Chaitanya et al. | Tuning of the extended concentric tube resonators | |
CN107178673B (zh) | 一种管道噪声气体的消音方法与装置 | |
CN213745482U (zh) | 一种声子晶体管道隔声装置 | |
CN204345874U (zh) | 消声室通风换气消声系统 | |
CN219045465U (zh) | 一种空气源热泵压缩机宽频隔声罩及宽频隔声构造 | |
CN113252338A (zh) | 一种阀外气动噪声的检测装置及估算方法 | |
CN102087853A (zh) | 一种航空发动机试车台用元件集合型超低频消声装置 | |
CN201730657U (zh) | 一种环保净化消声器 | |
CN215370298U (zh) | 一种轴流风机降噪装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Patentee after: TONGJI University Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. Patentee before: TONGJI University |
|
CP01 | Change in the name or title of a patent holder | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20211126 Effective date of abandoning: 20240813 |
|
AV01 | Patent right actively abandoned |
Granted publication date: 20211126 Effective date of abandoning: 20240813 |
|
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |