The invention discloses a combined type suspension assembly of a semitrailer, which comprises three common suspensions, a common balance arm is fixed on the middle common suspension, a special-shaped balance arm is arranged on the common suspension on the left side, a common plate spring is arranged between the special-shaped balance arm and the common balance arm, a common plate spring is also arranged between the common balance arm and the common suspension on the right side, the centers of the lower ends of the two common plate springs are connected with a bridge shaft through two U-shaped fixing screws, and a common pull rod is arranged between one side of each bridge shaft and the adjacent common suspension on the left side; the common suspension on the left has an anti-mount suspension bracket on the left, the combined suspension assembly of the semitrailer is simple in structure, the requirement for the ultra-low distance between the middle height of a tank car and an axle shaft can be met, the axle distance of the powder tank semitrailer can be effectively shortened, the semitrailer can run in mountain road areas easily, the gravity center of the whole semitrailer can be lowered easily, and the possibility of rollover of the whole vehicle during turning is reduced.
本发明公开了一种半挂车组合式悬架总成,包括普通悬架,所述普通悬架为三个,中间的普通悬架上固定有普通平衡臂,左侧的普通悬架上设有异形平衡臂,异形平衡臂与普通平衡臂之间设有一个普通板簧,且普通平衡臂与右侧的普通悬架之间也设有一个普通板簧,两个普通板簧的下端中心均通过两个U形固定螺丝连接有一个桥轴,两个桥轴一侧与其左侧相邻的普通悬架之间均设有一个普通拉杆,左侧的普通悬架左侧设有一个反装悬架支架,该半挂车组合式悬架总成,结构简单,可以解决罐车中部高度与桥轴超低距离的要求,而且可以有效缩短粉罐半挂车的轴距,有利于在山路地区行驶,而且有利于降低整车重心,使整车在拐弯时减少侧翻可能性。
Combined suspension assembly of semitrailer
一种半挂车组合式悬架总成
2022-02-15
Patent
Elektronische Ressource
Chinesisch