The invention discloses a device for assisting a wheelchair to get on a bus, and belongs to the field of public facility supplies. The device comprises a station, station handrails, a rain-proof shedand a moving platform. The device is compact in structure and convenient to operate and can quickly transport passages with wheelchairs to the bus, time and labor are saved, and the work efficiency ishigh. The moving platform is driven by a hydraulic cylinder to move, the movement is stable, the vibration is small, and no impact is achieved. Wedge-shaped blocks are arranged in a box body of the moving platform, slender slots are formed in the upper end of the box body of the moving platform and the upper ends of the wedge-shaped blocks, and the slender slots and the wedge-shaped blocks restrict the free movement of the wheelchair on the moving platform. Moving platform handrails are welded to the upper end of the box body of the moving platform to prevent the passengers from falling off from two sides of the moving platform. The upper end face of the moving platform is level with the upper end face of a stair of the bus to facilitate passengers to walk into the bus from the moving platform, other passages can follow the passengers with the wheelchairs to enter the bus through the moving platform after the passengers with the wheelchairs enter the bus, and other passengers are notaffected to enter the bus.