Active pressure applying type gapless sliding block expansion joint device for suspension type monorail track beam

The utility model discloses a suspension type monorail track beam active pressing type gapless sliding block expansion joint device, a suspension type monorail track beam comprises a top plate, a web plate and a bottom plate, and the gapless sliding block expansion joint device comprises a trapezoid sliding plate, a lower plate and a spring mechanism. The trapezoid sliding plate is integrally in an isosceles trapezoid shape and arranged between the bottom plates on the two sides of the expansion joint, and the trapezoid sliding plate is connected through the lower plate. The trapezoidal sliding plate is arranged in a notch in the end part of the bottom plate, and the bottom plate is provided with an inclined slide way in contact with the bevel edge of the trapezoidal sliding plate, so that sliding connection with the bevel edge of the trapezoidal sliding plate is realized through the inclined slide way; and the spring mechanism enables each bevel edge of the trapezoidal sliding plate to be always pressed on t