Fireproof air pipe

• Main Authors: CUI DIANSHUAI, WEI JIHU, LIANG WEI, CUI AO
• Format: Patent
• Language: Chinese; English
• Published: 09.05.2023
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; RANGES; VENTILATING; WEAPONS

The utility model discloses a fireproof air pipe, and particularly relates to the technical field of fireproof air pipes, the fireproof air pipe comprises a pipe body, a convenient maintenance device is arranged on the surface of the pipe body, a driving device is arranged on one side of the convenient maintenance device, the convenient maintenance device comprises a rectangular plate, one side of the top of the rectangular plate is fixedly connected with a cylinder, and the top of the rectangular plate is fixedly connected with the cylinder. A sealing strip is fixedly connected to the surface of the rectangular plate and the surface of the cylinder, a rectangular hole is formed in one side of the pipe body, the rectangular plate and the cylinder are both arranged in the rectangular hole, a rotating rod is fixedly connected to the inner wall of the rectangular hole, and the surface of the rotating rod is rotationally connected with the inner wall of the cylinder. The rectangular plates can be rotated when the