Because of the acceleration of urbanization process,while the living conditions is being improved,the ecological environment has been changed，the green space has been reduced.Indoor mobile combination pergola can solve the contradiction between the flowers number and indoor area.Based on the analysis of the disadvantages of the existing indoor flower pergola,elaborated the structure advantages of mobile combination pergola,design and calculation of the core parts,so as to make mobile combination pergola’s structure more reasonable,to meet the quantity and quality of indoor flowers,and improve the indoor environment.