Foldable two -sided herringbone ladder

The utility model discloses a foldable two -sided herringbone ladder, including footboard (2), the left and right sides terraced leg (7, 8), ladder step (9), the top of a left side terraced leg (7) is fixed with first and second connecting plates (3, 4), and the top of right terraced leg (8) is fixed with third and fourth connecting plate (5, 6), first to the fourth connecting plate (3, 4, 5, 6) on the correspondence be equipped with connecting axle (10), footboard (2) on be equipped with first constant head tank (14), the 2nd hinge groove (15), third draw -in groove (16) and fourth draw -in groove (17), connecting axle (10) of first connecting plate (3) and the notch of first constant head tank (14) cooperation location, connecting axle (10) corresponding inserting on second connecting plate (4) hinges in the 2nd hinge groove (15) and each other, third and fourth connecting plate (5, 6 )Connecting axle (10) correspond and to insert at third and fourth draw -in groove (16, 17 )Interior and reciprocal anchorage. After adopting this structure, have that simple structure is equitable, advantage such as production and processing convenience, firm in connection, use safe and reliable, bearing capacity are good, assembly efficiency height.