The embodiment of the invention relates to a hydraulic cylinder and a hydraulic suspension device, and the hydraulic cylinder comprises a cylinder barrel, the side wall of the cylinder barrel is provided with an upper oil port and a lower oil port, and the upper oil port and the lower oil port are respectively located at the upper end and the lower end of the cylinder barrel; the cylinder bottom with the single lug ring is positioned at the bottom of the cylinder barrel; the piston is arranged in the cylinder barrel, and hydraulic pressure acts on the piston to push the piston to move in the cylinder barrel; the lower end of the elastic body is connected with the cylinder bottom with the single lug ring, and the upper end of the elastic body is connected with the piston; the elastic body is compressed or stretched along with the movement of the piston, the volume of the elastic body is not changed in the compressing or stretching process, the elastic body is compressed to generate upward pressure on the piston, and the elastic body is stretched to generate downward pulling force on the piston; the cylinder cover is positioned at the top of the cylinder barrel and is used for sealing the cylinder barrel; the piston rod is connected to the piston, and pressure is transmitted to the piston through the piston rod; and one end of the piston rod penetrates through the cylinder cover and extends out of the hydraulic cylinder.
本发明实施例涉及一种液压缸及液压悬挂装置,包括:缸筒,所述缸筒侧壁上开设有上油口和下油口,分别位于缸筒的上、下两端;带单耳环缸底,位于所述缸筒的底部;活塞,设置于所述缸筒内,液压力作用于活塞,推动活塞在缸筒内移动;弹性体,弹性体的下端与所述带单耳环缸底连接,弹性体的上端与所述活塞连接;所述弹性体随所述活塞的运动被压缩或拉伸,在所述压缩或拉伸的过程中所述弹性体的体积不变,并且,所述弹性体被压缩产生对活塞向上的压力,所述弹性体被拉伸产生对活塞向下的拉力;缸盖,位于所述缸筒的顶部,用于密封所述缸筒;活塞杆,连接到活塞,通过所述活塞杆传递压力作用到活塞上;所述活塞杆的一端穿过缸盖并延伸出液压缸外部。
Hydraulic cylinder and hydraulic suspension device
一种液压缸及液压悬挂装置
2024-05-14
Patent
Electronic Resource
Chinese
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