PROJECTION ESCAPE DEVICE FOR FIRE FIGHTING

A projection escape device for fire fighting is mounted in an indoor site, and is especially mounted in a large-size public place (such as a hospital, a supermarket, a hotel, an underground parking lot, or a subway station), and supplies a clearer and more definite excavation and escape direction instruction to a person who is excavated and escapes in fire, an earthquake, a terrorist attack or another emergency, and also provides safety insurance to the person who is excavated and escapes. The projection escape device for fire fighting consists of two parts, namely, a projection apparatus part and a fire-fighting spraying apparatus part. In an emergency, the projection device part projects an image to the ground by using some projection technologies; the image forms a large arrow pattern on the ground; an arrow in a pattern points to a safety exit, a quick passageway, an excavation and rally site or another emergency excavation direction. The fire-fighting spraying apparatus sprays a large amount of water aro