The present disclosure belonging to the technical field of the travel trailer, discloses a coupling device for travel trailer, which comprises connecting base, a rotating part and a locking part. The connecting base is connected with the travel trailer. The rotating part includes a double-wing connecting sleeve, a connecting fork and a cross-shaped side rotation shaft. The double-wing connecting sleeve is provided with a rotating sleeve on both sides thereof. The connecting fork comprises a U-shaped fork head and a cross-shaped main rotation shaft with a head end connected with the U-shaped fork head. The coupling device for travel trailer is provided with rotatable members to achieve 360 omni-directional rotation and have a large stroke. Bushings and wear-resistant sleeves are provided on each rotatable member to achieve a close fit connection among each member without any obvious gaps or abnormal noise, thus reducing the wear probability of each member. The dust cover is provided to effectively protect the internal structure from rain, prevent sundries such as sand from entering and achieve good dust protection. Figure 1
COUPLING DEVICE FOR TRAVEL TRAILER
24.03.2022
Patent
Elektronische Ressource
Englisch