Touch device detachably connected to display device, display device and intelligent device

A touch device for providing touch information to a display device, comprising:

• a base that is capable of being detachably connected to the display device;
• a touch screen that is arranged on the base;
• a touch screen control chip that is connected to the touch screen, and configured to detect a touch operation on the touch screen and generate the touch information;
• a transmitter that is arranged on the base and connected to the touch screen control chip, and configured to transmit the touch information to the display device;
• and
• a power supply that is arranged on the base and connected to the touch screen control chip and the transmitter, and configured to supply power to the touch screen control chip and the transmitter,
• wherein the transmitter comprises a wire transmission module and a wireless transmission module, the wire transmission module is capable of transmitting the touch information to the display device in a wire transmission mode, and the wireless transmission module is capable of transmitting the touch information to the display device in a wireless transmission mode, and
• in the case that the touch device and the display device are in a state of being integrated, the transmitter is further configured to transmit the touch information to the display device by the wire transmission module only when the wireless transmission module is damaged.