Split type keyboard

The utility model relates to the technical field of keyboards and discloses a split type keyboard which comprises a first keyboard, a second keyboard is arranged on the right side of the first keyboard, a third keyboard is arranged on the right side of the second keyboard, and a fourth keyboard is arranged on the rear side of the third keyboard, the rear side of the second keyboard and the rear side of the first keyboard. According to the keyboard, the positions of the second keyboard and the third keyboard can be adjusted according to own requirements, the pin shafts on the first keyboard, the second keyboard, the third keyboard and the fourth keyboard are inserted into the corresponding pin holes to be fixed, and the USB plugs are inserted into the corresponding USB interfaces, so that the first keyboard, the second keyboard, the third keyboard and the fourth keyboard can operate normally; when needed, the USB plug at the right end of the third keyboard can be connected with the USB interface in the left si