Immersed active infrared self-cleaning secondary sedimentation tank sludge blanket induction device and application method thereof
US11673076B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 28, 2022 |
| Grant date | Jun 13, 2023 |
| Priority date | — |
| Expiry date | Jan 29, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2303/14
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention discloses an immersed active infrared self-cleaning secondary sedimentation tank sludge blanket induction device and an application method thereof, the induction device comprises an upper sleeve and a lower sleeve that are connected up and down and form a communicated inner cavity, a set of infrared emitters and infrared receivers that are located on an inner wall of the upper sleeve and are oppositely arranged, a transparent hard ring that is annularly adhered to front sides of the infrared emitters and the infrared receivers, and a push rod assembly that can move up and down in the inner cavity and is used for cleaning the transparent hard ring; wherein a sludge outlet hole and a water outlet hole located below the sludge outlet hole are arranged on the upper sleeve, a bearing plate is arranged in the inner cavity of the lower sleeve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.