Connecting element, in particular coupling sleeve, for a screw connection of injection anchor rods of grouting anchors

摘要

Connecting element, in particular coupling sleeve (1), for a screw connection of injection anchor rods of self-tapping, a central, axially extending channel (3) and grouting anchors (2), with an internal thread (10), wherein in the connecting element (1) an axial stop (4) for an end face (6, 7) of a screwed-in injection anchor rod of the injection anchor (2) is formed, characterised in that, before this stop (4) a separate, a central opening leave end sealing element (8) in the form of a o - ring is received, that the sealing element in a continuous radial, the thread running cutting recess (9) are arranged, and that the recess (9) in its depth (t) corresponds approximately to the depth of a thread of the internal thread (10) corresponds to.