Composite wallboard

The utility model discloses a composite wallboard, including outer frame, outer frame includes the crossbeam that the level set up and second steel sheet and the third steel sheet of first steel sheet and vertical setting, the bottom of second steel sheet and third steel sheet respectively with two end connection of first steel sheet, be provided with the crossbeam between the top of second steel sheet and third steel sheet, vertical many steel pipes and fixed connection to the crossbeam of being provided with on the first steel sheet, outer frame both sides are provided with the reinforcing bar and net, the packing has concrete, rock wool, polyurethane or polystyrene in the wallboard. The utility model provides a composite wallboard not only can make the assembly of wallboard more convenient to have higher level and vertical bearing ability for traditional steel framework infilled wall, improved the the stiffness of structure, reduced structural element's section size. And this composite wallboard can accomp