The utility model discloses an explosion -proof case for exchanging operate data acquisition facility at scene of exploding, including the explosion -proof case body, the explosion -proof case body covers data acquisition facility, a side of explosion -proof case is equipped with a perspective window, is provided with a magnetic induction key circuit board in perspective window inboard, and magnetic induction key circuit board passes through data interface and is connected with data acquisition facility, is provided with a plurality of magnetic induction tongue tubes on magnetic induction key circuit board, and magnetic induction tongue tube control circuit deals with data acquisition facility's control button control circuit it controls the corresponding button mark of button with data acquisition facility to be provided with on the explosion -proof case perspective window, a plurality of magnetic induction tongue tubes with the capable correspondence of button mark presses close to to set up, and a permanent magnetism ware inclines through being close in the explosion -proof case perspective outside window button mark drive magnetic induction tongue tube, and then realize the control operation to data acquisition facility.