CN211776992U - 一种降噪消防门 - Google Patents
一种降噪消防门 Download PDFInfo
- Publication number
- CN211776992U CN211776992U CN202020053904.1U CN202020053904U CN211776992U CN 211776992 U CN211776992 U CN 211776992U CN 202020053904 U CN202020053904 U CN 202020053904U CN 211776992 U CN211776992 U CN 211776992U
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- CN
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- Prior art keywords
- door
- door frame
- fire
- plate
- noise
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000000779 smoke Substances 0.000 claims abstract description 16
- 239000002023 wood Substances 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 6
- 229910052744 lithium Inorganic materials 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 3
- 231100000572 poisoning Toxicity 0.000 abstract description 2
- 230000000607 poisoning effect Effects 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 3
- 208000010513 Stupor Diseases 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020053904.1U CN211776992U (zh) | 2020-01-11 | 2020-01-11 | 一种降噪消防门 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020053904.1U CN211776992U (zh) | 2020-01-11 | 2020-01-11 | 一种降噪消防门 |
Publications (1)
Publication Number | Publication Date |
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CN211776992U true CN211776992U (zh) | 2020-10-27 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020053904.1U Active CN211776992U (zh) | 2020-01-11 | 2020-01-11 | 一种降噪消防门 |
Country Status (1)
Country | Link |
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CN (1) | CN211776992U (zh) |
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2020
- 2020-01-11 CN CN202020053904.1U patent/CN211776992U/zh active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: A noise reducing fire door Effective date of registration: 20230705 Granted publication date: 20201027 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: Shaanxi Shengjie door industry Co.,Ltd. Registration number: Y2023610000524 |
|
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: 20201027 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: Shaanxi Shengjie door industry Co.,Ltd. Registration number: Y2023610000524 |