Luneberg lens antenna with electrically position-adjustable feed and Luneberg lens antenna group

A Luneberg lens antenna with a position-electrically adjustable feed, comprising:

• a reflecting plate, a feed, a Luneberg lens, and a position adjusting mechanism;
• wherein, the position adjusting mechanism comprises a mounting plate, a motor, a guide rail, a sliding block, a connecting base, a screw and a moving base;
• a position of the mounting plate is relatively fixed to a position of the Luneberg lens, and a surface, facing the Luneberg lens, of the mounting plate is a mounting surface;
• the guide rail is mounted on the mounting plate and between the mounting surface and the Luneberg lens;
• both ends of the screw are rotationally mounted on the mounting plate, and orthographic projections, on the mounting surface, of an axis of the screw and an axis of the guide rail are parallel to each other;
• the motor is fixed on the mounting plate and configured for driving the screw to rotate;
• the moving base is provided with a screw hole, and the screw hole of the moving base is in threaded connection with the screw;
• the reflecting plate is arranged between the Luneberg lens and the guide rail;
• the sliding block is mounted on the reflecting plate and in sliding fit connection with the guide rail;
• one end of the connecting base is connected with the moving base, and the other end of the connecting base is connected with the reflecting plate;
• and the feed is mounted on a surface, facing the Luneberg lens, of the reflecting plate.