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The unloading joint protection box for the tank transport vehicle is fixed on the frame with a fixed board, which is characterized by the fixing board and the protective box. When installation of the protective box, the unloading joint of the unloading of the tube connector of the tank transport vehicle must be extended into the protective box. There is a protective door, and there is a door lock on the protection door. This practical new type is set up with a protective door with door locks, which can effectively prevent misinterpretation from stealing materials with others. At the same time, when the vehicle collides, it can also effectively protect the unloading joint.
