The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 2026
Filed:
Jan. 19, 2023
Huaneng Power International, Inc. Shanghai Shidongkou First Power Plant, Shanghai, CN;
Xiao Zhang, Shanghai, CN;
Feng Han, Shanghai, CN;
Yubin Xu, Shanghai, CN;
Chenghui Jin, Shanghai, CN;
Shenyu Zhang, Shanghai, CN;
Haokai Chen, Shanghai, CN;
Ning Zhang, Shanghai, CN;
Abstract
A telescopic ventilation pipeline device for a coal storage silo includes a second fan, an upper air pipe fixing interface, a telescopic air pipe, a bottom air pipe fixing interface, a mounting platform, and a ventilation air pipe, the telescopic air pipe being parallel to a central telescopic feed pipe of the silo, one end of the upper air pipe fixing interface being connected to the second fan, the other end thereof communicating with the top end of the telescopic air pipe, the bottom end of the telescopic air pipe, the bottom air pipe fixing interface and the ventilation air pipe communicating in sequence, and the bottom air pipe fixing interface being fixed to a spiral framework A-type frame of the silo. Compared with the prior art, the telescopic ventilation pipeline device is high in safety and ventilation efficiency and incapable of affecting the normal operation of the silo.