Tangshan Jiansheng obtained a patent for a building fire door with fire extinguishing function, which can enhance the fire protection and heat insulation performance of the door body

According to news from the financial industry on September 27, 2024, information from the State Intellectual Property Office shows that Tangshan Jiansheng Engineering Design Consulting Co., Ltd. has obtained a project called \”A building fire door with fire extinguishing function\” Patent, authorization announcement number CN 221761756 U, application date is February 2024.

The patent abstract shows that the utility model discloses a building fire door with a fire extinguishing function, which relates to the technical field of fire doors and includes a door frame. The inner top wall of the door frame is provided with a first installation slot. A first water pipe is internally fixedly connected, and a first mist nozzle is installed on the first water pipe. It enables the second mist nozzle on the second water pipe to spray water on the gap between the two doors when the two doors are closed, thereby blocking the smoke in the gap, and also sprays water on the gap between the two doors when the two doors are open. Under the fire, spray fire extinguishing at the places where people pass through, so that people can quickly escape from the smoke. Quickly find the location of the door frame, and then use the first mist nozzle on the first water pipe to spray water mist, forming a water curtain in front of the closed structure formed by the two doors, which can not only block the smoke again, but also prevent the flames. It is used as a barrier to enhance the fireproof and heat insulation performance of the door body.

This article comes from the financial world