The invention relates to a trailer auxiliary device which is connected between a traction vehicle head and a trailer and comprises a connecting piece and a base, the connecting piece can be connected with the traction vehicle head, the base can be connected with the trailer, the base is provided with a containing cavity with an opening in one end, and one end of the connecting piece is contained in the containing cavity from the opening. The connecting piece can move in the containing cavity in the first direction so as to adjust the distance between the connecting piece and the base, and then the height difference between the traction vehicle head and the trailer is adjusted. According to the trailer auxiliary device, through the base with the containing cavity, the connecting piece can move in the containing cavity in the first direction, so that the connecting piece can be adjusted to the needed height, and stepless adjustment of the height of the trailer auxiliary device is achieved.
本发明涉及一种挂车辅助装置,连接在牵引车头与挂车之间,包括连接件和底座,连接件能够与牵引车头相连,底座能够与挂车相连,底座具有一端设有开口的容纳腔,连接件的一端自开口收容至容纳腔内,其中,连接件能够在容纳腔内沿第一方向运动,以调节连接件与底座之间的距离,进而调节牵引车头与挂车之间的高度差。本申请提供的挂车辅助装置通过具有容纳腔的底座,连接件能够在容纳腔内沿第一方向运动,从而能够调节连接件至所需高度,实现无级调节挂车辅助装置的高度。
Trailer auxiliary device
挂车辅助装置
2022-05-03
Patent
Elektronische Ressource
Chinesisch
IPC: | B60D Fahrzeugverbindungen , VEHICLE CONNECTIONS |
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