The invention discloses a glass steel installing structure. The glass steel installing structure has the beneficial effects that a glass steel combined edge is reserved, an aluminum profile is tightlyclamped through an upper clamping groove and a lower clamping groove formed in the edge of the glass steel, the glass steel installing structure is simple, practical and convenient to use, and cost and manpower are saved; glass steel bodies are provided with bosses connected with clamping grooves in connecting pieces, and the glass steel is detached conveniently on the basis of stable connection;and in addition, the glass steel installing structure is reasonable in structural design, applicable, convenient to use, wide in application and suitable for popularization and usage.