Increase device of tail -gate spring direction

The utility model provides an increase device of tail -gate spring direction, including pipe, plastics axle sleeve, crude aluminum pipe, the lead screw subassembly passes the crude aluminum pipe, andpass through the nut with screw -nut and be connected, the plastics axle sleeve overlaps in the inside one end of crude aluminum pipe, and the pipe passes through threaded connection with screw -nut,is located the one end that screw -nut kept away from the lead screw, and the spring housing is in the outside of pipe and crude aluminum pipe, and the outside at the spring is installed to the outertube. The utility model discloses play guide effect, easily outer tube work to the spring when the pre -installation spring, the vaulting pole during operation reduces spring distortion and reduces, and the noise reduces. 本实用新型提供种增加尾门弹簧导向的装置，包括导管、塑料轴套、粗铝导管，丝杆组件穿过粗铝导管，与丝杆螺母通过螺母连接，所述塑料轴套套在粗铝导管内部端，导管与丝杆螺母通过螺纹连接，位于丝杆螺母远离丝杆的端，弹簧套在导管和粗铝导管的外部，外套管安装在弹簧的外部。本实用新型在预装弹簧时对弹簧起到导向作用，易于外套管工作；撑杆工作时，减小弹簧扭曲变形减小，噪音减小。