It's an icon depicting outgoing. A black line making a shape to that of a rectangle, sits with the longer side horizontal. The top to this rectangle is open except a small portion at either end. Where the rectangle is open at top, two line figured arrows expel up and outwards in separate directions from the center. The left out towards left and right out to the right.
Related to Junction Icon
Related icons are the icons with matching tags, as well as all industry icons. All icons are in the same flat style. You can either download free PNG icons or buy SVG vectors