Surveying and mapping device mounting frame for surveying and mapping unmanned ship

The utility model discloses a surveying and mapping device mounting rack for a surveying and mapping unmanned ship, which comprises a base, uniformly distributed sliding chutes penetrate through and are fixedly connected to the top of the base, first sliding blocks are slidably connected to the interiors of the sliding chutes, first connecting rods are fixedly connected to the middle positions of the tops of the first sliding blocks, and second connecting rods are fixedly connected to the middle positions of the tops of the first connecting rods. And first fixing rods penetrate through and are fixedly connected to the middle positions of the tops of the outer walls of the first connecting rods, and first connecting blocks are fixedly connected to the sides, opposite to the first connecting rods, of the first fixing rods. According to the device, a threaded rod drives a fixing ring to move up and down, a second connecting rod, a second connecting block, a second sliding block, a limiting nut and a second fixin