| 摘要 |
The invention relates to a tube connection and a support frame having such tube connections, wherein the tube connection has a receiving tube (47) and an insertion tube (48), which are designed as cardboard tubes, wherein the receiving tube and the insertion tube each have a tube cross-section formed by connected fold surfaces, in such a way that the tube cross-sections each form at least two adjacent rectangular tube chambers and the receiving tube has a receiving tube chamber open to a connecting side of the cardboard tube in order to form a receiving groove (46), in which receiving tube chamber the insertion tube is inserted by means of an insertion tube chamber or an axial end segment in order to establish a connection to the receiving tube. |
