Orbit fixing and connecting device of satellite orbit model

The utility model discloses an orbit fixing and connecting device of a satellite orbit model, which comprises an equatorial plane fixing piece and an orbit fixing piece, the equatorial plane fixing piece is a cylinder with an isosceles trapezoid cross section, a fixing through hole is arranged in the middle of the equatorial plane fixing piece, and the equatorial plane fixing piece is matched with an installation notch of an equatorial plane plate. The rail fixing part is in a V shape, the bottom of the rail fixing part is fixedly connected to the upper end of the equatorial plane fixing part, the rail fixing part and the equatorial plane fixing part are integrally formed during production, rail connecting bases are arranged on the two sides of the rail fixing part respectively, and sliding grooves used for rail installation and connection are formed in the front portions of the rail connecting bases. Threaded holes are formed in the positions, on the two sides of the rail fixing piece, of the rail connecting