Dynamic sealing structure and rotary kiln apparatus
US12203704B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 9, 2020 |
| Grant date | Jan 21, 2025 |
| Priority date | — |
| Expiry date | May 5, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/40
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
Provided are dynamic sealing structure and rotary kiln apparatus. Dynamic sealing structure includes kiln tail, discharging cover, sealing mechanism, guiding mechanism and balancing device. Discharging cover includes discharging cover cylinder and discharging cover end face connected to same, discharging cover cylinder is arranged on outer side of circumferential wall of kiln tail in sleeving manner, and discharging cover end face and end face of the kiln tail are arranged at intervals. Sealing mechanism is arranged between discharging cover cylinder and kiln tail and is connected to inner wall of discharging cover cylinder. Guiding mechanism is arranged between inner wall of discharging cover cylinder and outer side of kiln tail, and is located on one side or two sides of sealing mechanism in axial direction of rotary kiln, rotating gap is provided between guiding mechanism and kiln tail, and balancing device is connected to outer side of the discharging cover cylinder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.