Efficient mounting system for multifunctional underwater measuring instrument

The invention relates to the technical field of mounting systems and particularly relates to an efficient mounting system for a multifunctional underwater measuring instrument. The efficient mounting system comprises a base, a movable bracket and an instrument arm, wherein the movable bracket is mounted on a rotary shaft of the base; a vibration absorption device is arranged on one side which is close to a ship body; the instrument arm is mounted on the movable bracket and the lower end of the instrument arm is provided with a connection structure; a steering mechanism is arranged between the connection structure and the instrument arm. With the adoption of the structure, a plurality of measuring instruments can be conveniently stretched into water and lifted from the water; the vibration is small and the stability is strong; the measuring direction of the measuring instrument can be adjusted and the accuracy and the precision of a measuring structure are improved; the efficient mounting system is simple in s