CN218780519U - 一种具有降音降噪功能的通风机 - Google Patents
一种具有降音降噪功能的通风机 Download PDFInfo
- Publication number
- CN218780519U CN218780519U CN202223294428.0U CN202223294428U CN218780519U CN 218780519 U CN218780519 U CN 218780519U CN 202223294428 U CN202223294428 U CN 202223294428U CN 218780519 U CN218780519 U CN 218780519U
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- China
- Prior art keywords
- main body
- fan
- noise reduction
- ventilator
- driving motor
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- 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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- 230000009467 reduction Effects 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 239000000945 filler Substances 0.000 claims abstract description 16
- 241000886569 Cyprogenia stegaria Species 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 abstract description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 239000012530 fluid Substances 0.000 abstract description 4
- 238000012856 packing Methods 0.000 abstract description 4
- 229910052742 iron Inorganic materials 0.000 abstract description 3
- 239000004576 sand Substances 0.000 abstract description 3
- 239000011343 solid material Substances 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223294428.0U CN218780519U (zh) | 2022-12-09 | 2022-12-09 | 一种具有降音降噪功能的通风机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223294428.0U CN218780519U (zh) | 2022-12-09 | 2022-12-09 | 一种具有降音降噪功能的通风机 |
Publications (1)
Publication Number | Publication Date |
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CN218780519U true CN218780519U (zh) | 2023-03-31 |
Family
ID=85712627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223294428.0U Active CN218780519U (zh) | 2022-12-09 | 2022-12-09 | 一种具有降音降噪功能的通风机 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN218780519U (zh) |
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2022
- 2022-12-09 CN CN202223294428.0U patent/CN218780519U/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 ventilation fan with sound and noise reduction function Effective date of registration: 20230821 Granted publication date: 20230331 Pledgee: Dalian Enterprise Credit Financing Guarantee Co.,Ltd. Pledgor: Dalian Dingli Rail Transit Equipment Co.,Ltd. Registration number: Y2023210000096 |
|
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: 20230331 Pledgee: Dalian Enterprise Credit Financing Guarantee Co.,Ltd. Pledgor: Dalian Dingli Rail Transit Equipment Co.,Ltd. Registration number: Y2023210000096 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A ventilation fan with sound and noise reduction function Granted publication date: 20230331 Pledgee: Dalian Enterprise Credit Financing Guarantee Co.,Ltd. Pledgor: Dalian Dingli Rail Transit Equipment Co.,Ltd. Registration number: Y2024980015421 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |