Tunnel protective door of composite material structure

• Main Authors: CHEN GANJU, SHAO DONG, WEI MEIYING, SONG JIANGHUA
• Format: Patent
• Language: Chinese; English
• Published: 03.12.2019
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; MINING; PERFORMING OPERATIONS; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS; TRANSPORTING

The utility model relates to the related technical field of tunnel protective doors. The tunnel protective door of the composite material structure comprises a door body, the door comprises a door body, the door body comprises a plurality of cavities. All the cavities are uniformly distributed; the door plates are tightly arranged in the door body; a fireproof material structural part is arrangedin each cavity; a composite material structure layer is arranged on the outer surface of the door body; the tunnel protective door of the composite material structure is high in design structure overall strength, light in weight, good in sealing performance and durability, capable of improving fireproof and antiknock performance, easy to maintain, long in service life, low in cost and price in actual production, simple in tunnel protective door overall structure and convenient to produce. 本实用新型涉及隧道防护门相关技术领域，具体涉及一种复合材料结构隧道防护门，包括门体，所述门体包括若干个空腔，所有所述空腔均匀分布，紧密排列在门体内部，每个所述空腔中设有防火材料结构件，所述门体外表面设有复合材料结构层，本实用新型所涉及的一种复合材料结构隧道防护门