Novel platform shield door frame with fire resistance, heat insulation, and sound insulation functions
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- CHINA RAILWAY DESIGN GRP CO LTD
- Publication Date
- 2019-11-22
Smart Images

Figure 1 
Figure 2 
Figure 3
Abstract
Description
technical field
[0001] The invention relates to the field of railway and urban rail transit, in particular to a novel platform screen door frame body with functions of fire resistance, heat preservation and sound insulation. Background technique
[0002] my country's current regulations stipulate that ordinary platform screen doors do not consider the functions of fire protection, heat preservation and sound insulation. The screen door body is a stainless steel frame, and the door glass is 10mm thick single-layer tempered glass. The glass and the door frame are connected by silicone structural glue, and the failure temperature is about 230°C, so the integrity of the door cannot be guaranteed in the event of a fire. In addition, the frame structure of ordinary platform screen doors does not have thermal insulation and sound insulation performance, and cannot meet the requirements of building energy conservation.
[0003] Due to the requirements of building fire protection a...