| 摘要 |
<p>A safety protection device includes a plurality of hermetic capsules (2) arranged in a tunnel (1), adjacent hermetic capsules are communicated by connections and partition doors (4), hermetic capsules form a hermetic protection passage, a side wall of each hermetic capsule is provided with a hermetic safety door (21) respectively, a ventilating and oxygen conveying pipe is inserted into each hermetic capsule. Once there is an emergency situation in the tunnel, people in the tunnel can escape into the hermetic capsules immediately. By means of the protection passage formed by the communicated hermetic capsules, people in the hermetic capsules can escape from emergency areas through the protection passage, until they reach safe areas or the ground.</p> |
