A connecting apparatus, comprising a first connecting part, which has a first basic body and at least one engagement protrusion (240, 241) arranged rigidly on the first basic body, and a second connecting part, which is attachable to the first connecting part in a closing direction and which has a second basic body with an engagement portion arranged rigidly on the second basic body, wherein the engagement portion can be brought along an engagement direction which is different from the closing direction into engagement with the at least one engagement protrusion (240, 241) of the first connecting part such that, in a connected position of the first connecting part and the second connecting part, the engagement portion is in engagement with the at least one engagement protrusion (240, 241) of the first connecting part, wherein the first connecting part has a first magnetic device and the second connecting part has a second magnetic device, wherein the first magnetic device and the second magnetic device interact in a magnetically attracting manner along the closing direction to assist the attachment of the first connecting part and the second connecting part to each other, characterized in that the first connecting part has a blocking portion (236, 238) which is arranged rigidly on the first basic body and which is designed, in the connected position, to interact with the second connecting part in order to block the engagement of the engagement portion with the at least one engagement protrusion (240, 241) counter to the engagement direction, wherein, in the connected position, the second connecting part is rotatable about the closing direction with respect to the first connecting part and, in the event of rotation, the engagement of the engagement portion with the at least one engagement protrusion (240, 241) and the blocking of the engagement by the blocking portion (236, 238) remain, wherein the second connecting part is tiltable with respect to the first connecting part in order, for separating the first connecting part and the second connecting part from each other, to remove the blocking counter to the engagement direction and to permit disengagement of the engagement portion and the at least one engagement protrusion (240, 241). a first connecting part, which has a first basic body and at least one engagement protrusion (240, 241) arranged rigidly on the first basic body, and a second connecting part, which is attachable to the first connecting part in a closing direction and which has a second basic body with an engagement portion arranged rigidly on the second basic body, wherein the engagement portion can be brought along an engagement direction which is different from the closing direction into engagement with the at least one engagement protrusion (240, 241) of the first connecting part such that, in a connected position of the first connecting part and the second connecting part, the engagement portion is in engagement with the at least one engagement protrusion (240, 241) of the first connecting part, wherein the first connecting part has a first magnetic device and the second connecting part has a second magnetic device, wherein the first magnetic device and the second magnetic device interact in a magnetically attracting manner along the closing direction to assist the attachment of the first connecting part and the second connecting part to each other, characterized in that the first connecting part has a blocking portion (236, 238) which is arranged rigidly on the first basic body and which is designed, in the connected position, to interact with the second connecting part in order to block the engagement of the engagement portion with the at least one engagement protrusion (240, 241) counter to the engagement direction, wherein, in the connected position, the second connecting part is rotatable about the closing direction with respect to the first connecting part and, in the event of rotation, the engagement of the engagement portion with the at least one engagement protrusion (240, 241) and the blocking of the engagement by the blocking portion (236, 238) remain, wherein the second connecting part is tiltable with respect to the first connecting part in order, for separating the first connecting part and the second connecting part from each other, to remove the blocking counter to the engagement direction and to permit disengagement of the engagement portion and the at least one engagement protrusion (240, 241).