CN211646806U - 一种吸声板结构 - Google Patents
一种吸声板结构 Download PDFInfo
- Publication number
- CN211646806U CN211646806U CN201922303978.6U CN201922303978U CN211646806U CN 211646806 U CN211646806 U CN 211646806U CN 201922303978 U CN201922303978 U CN 201922303978U CN 211646806 U CN211646806 U CN 211646806U
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- frame
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- sound
- back plate
- frames
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- 229920001971 elastomer Polymers 0.000 claims abstract description 13
- 239000006096 absorbing agent Substances 0.000 claims abstract description 12
- 238000005452 bending Methods 0.000 claims abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 8
- 238000007493 shaping process Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 5
- 238000010079 rubber tapping Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN201922303978.6U CN211646806U (zh) | 2019-12-20 | 2019-12-20 | 一种吸声板结构 |
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CN201922303978.6U CN211646806U (zh) | 2019-12-20 | 2019-12-20 | 一种吸声板结构 |
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Publication Number | Publication Date |
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CN211646806U true CN211646806U (zh) | 2020-10-09 |
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CN201922303978.6U Active CN211646806U (zh) | 2019-12-20 | 2019-12-20 | 一种吸声板结构 |
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CN (1) | CN211646806U (zh) |
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2019
- 2019-12-20 CN CN201922303978.6U patent/CN211646806U/zh active Active
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Sound absorbing plate structure Effective date of registration: 20220127 Granted publication date: 20201009 Pledgee: Agricultural Bank of China Limited by Share Ltd. Chengdu high tech Industrial Development Zone Branch Pledgor: Sichuan Kunyu Environmental Protection Technology Co.,Ltd. Registration number: Y2022510000023 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20201009 Pledgee: Agricultural Bank of China Limited by Share Ltd. Chengdu high tech Industrial Development Zone Branch Pledgor: Sichuan Kunyu Environmental Protection Technology Co.,Ltd. Registration number: Y2022510000023 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |