The utility model discloses a device for preventing of automatic escalator location installation of jumping onto tracks, the location installation device that should prevent jumping onto the tracks support the frock and prevent jumping onto the tracks out a shelves frock including preventing jumping onto the tracks, prevent jumping onto the tracks supporting the frock and including the horizontal pole, and the setting is in the left left locating piece of lower terminal surface of horizontal pole sets up the right locating piece on the lower terminal surface right side of horizontal pole sets up the lower terminal surface digit joining of horizontal pole in said left locating piece with the right side between the locating piece etc. High piece, should prevent jumping onto the tracks out the shelves frock for T shape piece, its location portion that includes the middle part downward bulge, one side of said location portion has prevents the locating surface of jumping onto the tracks, and its opposite side has the guide rail locating surface the utility model provides a location installation device simple structure that prevents jumping onto the tracks, the location is accurate, and convenient operation has improved greatly and has prevented the installation effectiveness and the accuracy of jumping onto the tracks