Connecting structure for external equipment, external equipment and data processing system

The utility model provides a connecting structure for external equipment, the external equipment and a data processing system, and relates to the technical field of external equipment. The connecting structure for the external equipment comprises a plug part, a first connecting piece and a second connecting piece, the cover body part is provided with a second interface; wherein the cover body part is electrically connected with the plug part through a connecting wire, and the plug part is connected to the cover body part in a pluggable manner; when the plug part is inserted into the cover body part, the first interface is inserted into the second interface and is electrically connected with the second interface. 本申请提供一种用于外接设备的连接结构、外接设备及数据处理系统，涉及外接设备技术领域。其中，用于外接设备的连接结构包括：插头部，插头部的一端设有第一接口；盖体部，盖体部设有第二接口；其中，盖体部与插头部通过连接导线电连接，且插头部可插拔地连接于盖体部；当插头部插设于盖体部时，第一接口插接于第二接口内，且与第二接口电连接。