Throwing type black box first-aid device

The invention discloses a throwing type black box first-aid device which comprises an ejection body installed on the surface of an airplane, the surface of the ejection body is provided with a first humidity sensor and a speed measurement sensor, the first humidity sensor and the speed measurement sensor are both connected with an ejection power source through electric wires, two line holes are formed in the side wall of the ejection body, and the two line holes are communicated with the ejection power source. The two wires penetrate through the two circuit holes correspondingly, the ejection power source is fixedly connected to the inner side wall of the ejection body, a baffle is fixedly connected to the inner side wall of the ejection body, a downstream current plate is fixedly connected to the side wall of the baffle, an ejection plate is slidably connected to the interior of the ejection body, and the ejection plate is fixedly connected to the side wall of the baffle. A reverse current rod is fixedly con