CN212717234U - 一种防止内部空气回流的离心风机 - Google Patents
一种防止内部空气回流的离心风机 Download PDFInfo
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- CN212717234U CN212717234U CN202021337236.1U CN202021337236U CN212717234U CN 212717234 U CN212717234 U CN 212717234U CN 202021337236 U CN202021337236 U CN 202021337236U CN 212717234 U CN212717234 U CN 212717234U
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- centrifugal fan
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- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000003434 inspiratory effect Effects 0.000 abstract 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 1
- 238000010992 reflux Methods 0.000 abstract 1
- 238000005381 potential energy Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
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CN202021337236.1U CN212717234U (zh) | 2020-07-09 | 2020-07-09 | 一种防止内部空气回流的离心风机 |
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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: Centrifugal fan for preventing internal air backflow Effective date of registration: 20220425 Granted publication date: 20210316 Pledgee: Bank of Dezhou Co.,Ltd. Wucheng sub branch Pledgor: Shandong Xingheng Environmental Science and Technology Group Co.,Ltd. Registration number: Y2022980004728 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
CP01 | Change in the name or title of a patent holder |
Address after: 253000 Luquantun Town Development Zone, Wucheng County, Dezhou City, Shandong Province Patentee after: Xingheng Environmental Technology Group Co.,Ltd. Address before: 253000 Luquantun Town Development Zone, Wucheng County, Dezhou City, Shandong Province Patentee before: Shandong Xingheng Environmental Science and Technology Group Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder |