Centrifugal pump connecting device for oil field gathering and transportation and installation method

The invention relates to a centrifugal pump connecting device for oil field gathering and transportation and an installation method. The centrifugal pump connecting device comprises a base, a centrifugal pump and a motor, wherein the centrifugal pump is provided with a centrifugal pump seat, the motor is provided with a motor seat, a group of left through holes are formed in the base, a left right-angle fixed plate is welded to the left side of the bottom of the left through holes, a left opposite right-angle fixed plate is welded to the right side of the bottom of the left through holes, theleft right-angle fixed plate is opposite to the left opposite right-angle fixed plate, a group of right through holes are formed in the base, a right right-angle fixed plate is welded to the left sideof the bottom of the right through holes, a right opposite right-angle fixed plate is welded to the right side of the bottom of the right through holes, the right right-angle fixed plate is oppositeto the right opposite right