Big headroom tunnel lining platform truck formwork support system

The utility model discloses a big headroom tunnel lining platform truck formwork support system, characterized by set up that bilateral symmetry's half range template comprises arch up template and side wall template in the adjustable template of tunnel lining platform truck, the formwork support structure regards as horizontal support the in top to span the support between bilateral symmetry's half range template with the truss, and the truss is down " ware " style of calligraphy, and the wing bar that stretch out at the top both ends supports on the longeron of the top of platform truck, is provided with adjustable connecting rod at the tip of wing bar, and adjustable connecting rod's front end is connected on the rib is carried on the back to the bottom of the template that arches up, set up the slant dowel steel between the back of the body rib of the middle section of the both ends of truss and side wall template, at the truss and arch up and set up vertical shore between the template, wholly form " cave