Rescue capsule for shelter in tunnel construction

A rescue capsule for shelter in tunnel construction, comprising a housing which is hollow;

• wherein a cavity of the housing comprises an equipment compartment which is located at an upper portion of the cavity and a passenger compartment which is located at a lower portion of the cavity;
• an exterior of the housing is provided with an external skeleton;
• the exterior of the housing is further provided with an external indicating sign and an external rescue indicator;
• the housing is further provided with an explosion-proof sealing door;
• an oxygen cylinder, a power supply, a maintenance box, a first air purifier and a medical box are provided in the equipment compartment;
• areas where the maintenance box and the medical box of the equipment compartment are provided communicate with the passenger compartment;
• and
• a light, a second air purifier, a gas sensor, a communication device and a survival support device are provided in the passenger compartment;
• the light, the first air purifier, the second air purifier, the gas sensor and the communication device are respectively connected to the power supply;
• the oxygen cylinder and the gas sensor are respectively connected to the second air purifier.