Threshold profile assembly

The utility model discloses a doorsill section bar assembly which comprises a section bar body, the top face of the section bar body is a rough face used for bearing pedestrians, the bottom face of the section bar body is used for being connected with a foundation formed by concrete pouring, and the bottom face is provided with a recess extending in the length direction of the bottom face. According to the doorsill profile assembly, the recess is formed in the bottom surface of the profile body, the contact area with the foundation formed by the concrete is increased, so that the mounting firmness of the profile body is reinforced, the rough top surface is utilized to realize skid resistance and prevent a new person from being hurt by falling, in addition, the doorsill profile assembly is simple in structure, the production cost is reduced, and the doorsill profile assembly is convenient to lay, easy to construct and suitable for popularization and application. And the installation efficiency is improved. 本实用