Device of demountable installation stand

The utility model discloses a device of demountable installation stand, including the support, pressure pole and regulation chain, the support top have a U type groove, have a connecting rod that passes U type groove on the well upper portion in U type groove, connecting rod and pressure pole phase -match, pressure pole right -hand member have a couple, there are a plurality of draw -in grooves the bottom, there is the fixed plate at the top, the one end of adjusting the chain is L type couple for S type couple, the other end. Couple on the pressure pole and the couple phase -match of adjusting the chain both ends, the draw -in groove is the type of falling a U structure, and the width of draw -in groove and the width phase -match of connecting rod, S type couple are greater than L type couple, and there is the base support bottom. The utility model is used for the dismantlement of guardrail and the installation of new facility, it is efficient, with low costs, extensive applicability, it is little to the hig