Cold chain transport carriage door

The utility model discloses a cold chain transport compartment door, and relates to the technical field of transport vehicles. The cold chain transportation compartment door comprises a compartment, an opening is formed in one end of the compartment, two first compartment doors are symmetrically hinged to the two sides of the top of one end of the compartment, the two first compartment doors are located at the opening, a second compartment door is rotationally connected to the bottom of one end of the compartment, and a mounting bin is formed in one end of the compartment; the mounting bin is located at the bottom of the second compartment door, and the compartment is located in the mounting bin and provided with a rotating mechanism used for driving the second compartment door to rotate. According to the device, the motor is started to drive the worm to rotate, so that the rotating block is driven to rotate, finally, the second compartment door is driven to rotate, meanwhile, the supporting plate is pulled,