Lift-type honour plaque shelf

The invention discloses a lift-type honour plaque shelf. The shelf comprises lifting units, a lift controller and a lead, wherein each lifting unit comprises two side rods with sliding chutes, a plaque installation plate the lower end of which is provided with a groove, a left lifting bar, a right lifting bar and a screw, wherein the upper and lower ends of the left lifting bar are respectively hinged with a fixed seat via a first pin roll and a first slider; the upper and lower ends of the right lifting bar are respectively hinged with a travelling nut via a second pin roll and a second slider; the two ends of the screw are connected with cylinders via thrust bearings; the two sides of the plaque installation plate are respectively arranged in the two sliding chutes; the first and second sliders are positioned in the groove; the fixed seat is connected with the lower end of the side rods; the travelling nut is in threaded connection with the screw; the middle parts of the left and right lifting bars are hing