公开(公告)号：US20190285096A1

公开(公告)日：2019-09-19

申请号：US16435211

申请日：2019-06-07

申请人： Shunqi YANG ,  Guangdong Polytechnic Normal University

发明人： Yong YANG ,  Xiayun LIU ,  Shunqi YANG ,  Jun YANG ,  Shaoming LUO

IPC分类号： F15B15/14

摘要： A dust-proof and heat-control device for hydraulic cylinder is provided, including: a fixing sleeve, an annular fan mechanism, a sealing end cap and a dust cover; wherein the fixing sleeve is sleeved on a cylinder barrel of the hydraulic cylinder, the annular fan mechanism is sleeved on the fixing sleeve, the sealing end cap is disposed on an end of the cylinder barrel, a piston rod of the hydraulic cylinder passes through the sealing end cap and the dust cover, the dust cover is fixed on the piston rod, the annular fan mechanism, the dust cover and the hydraulic cylinder enclose an inner space, a side wall of the dust cover is provided with an opening communicating with the inner space, and a filter screen is mounted at the opening. The device and method can achieve good dust proof and heat control effect on axially reciprocating telescopic hydraulic cylinder.

公开(公告)号：US10774856B2

公开(公告)日：2020-09-15

申请号：US16435211

申请日：2019-06-07

申请人： Guangdong Polytechnic Normal University ,  Shunqi Yang

发明人： Yong Yang ,  Xiayun Liu ,  Shunqi Yang ,  Jun Yang ,  Shaoming Luo

IPC分类号： F15B15/14

摘要： A dust-proof and heat-control device for hydraulic cylinder is provided, including: a fixing sleeve, an annular fan mechanism, a sealing end cap and a dust cover; wherein the fixing sleeve is sleeved on a cylinder barrel of the hydraulic cylinder, the annular fan mechanism is sleeved on the fixing sleeve, the sealing end cap is disposed on an end of the cylinder barrel, a piston rod of the hydraulic cylinder passes through the sealing end cap and the dust cover, the dust cover is fixed on the piston rod, the annular fan mechanism, the dust cover and the hydraulic cylinder enclose an inner space, a side wall of the dust cover is provided with an opening communicating with the inner space, and a filter screen is mounted at the opening. The device and method can achieve good dust proof and heat control effect on axially reciprocating telescopic hydraulic cylinder.