A method for switching an environment picture in a technical field of virtual reality, applied to sensing equipment, a virtual reality technology being a technology for simulating a virtual environment to simulate a perceptive function for a user by virtue of virtual reality equipment, the virtual reality equipment comprising terminal equipment and the sensing equipment, the method comprising: receiving, by the sensing equipment, a virtual environment picture provided by the terminal equipment; generating, by the sensing equipment, the virtual environment, and displaying the virtual environment picture in the virtual environment, wherein the user enters the virtual environment and views the virtual environment picture after wearing the sensing equipment, wherein the user sees no real environment picture but the virtual environment picture after entering the virtual environment through the virtual reality equipment; in a process of displaying the virtual environment picture, acquiring , by the sensing equipment, an acceleration of the sensing equipment through an acceleration sensor; sending , by the sensing equipment, a real-environment-picture request to the terminal equipment to request for displaying a real environment picture when a variation of the acceleration is larger than a preset variation, the terminal equipment being arranged to turn on a camera of the terminal equipment and return the real environment picture shot by the camera; and switching , by the sensing equipment, the virtual environment picture currently displayed to the real environment picture to display the real environment picture when the real environment picture is received, ensuring that the user may see the real environment picture; when the variation of the acceleration is not larger than the preset variation, continuing, by the sensing equipment, displaying the virtual environment picture. receiving, by the sensing equipment, a virtual environment picture provided by the terminal equipment; generating, by the sensing equipment, the virtual environment, and displaying the virtual environment picture in the virtual environment, wherein the user enters the virtual environment and views the virtual environment picture after wearing the sensing equipment, wherein the user sees no real environment picture but the virtual environment picture after entering the virtual environment through the virtual reality equipment; in a process of displaying the virtual environment picture, acquiring , by the sensing equipment, an acceleration of the sensing equipment through an acceleration sensor; sending , by the sensing equipment, a real-environment-picture request to the terminal equipment to request for displaying a real environment picture when a variation of the acceleration is larger than a preset variation, the terminal equipment being arranged to turn on a camera of the terminal equipment and return the real environment picture shot by the camera; and switching , by the sensing equipment, the virtual environment picture currently displayed to the real environment picture to display the real environment picture when the real environment picture is received, ensuring that the user may see the real environment picture; when the variation of the acceleration is not larger than the preset variation, continuing, by the sensing equipment, displaying the virtual environment picture. <EOS>