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[CN 201810661429.3] hydraulic press sealing device
[CN 201810661429.3] Title of a hydraulic press sealing device: Application number of a hydraulic press sealing device: CN 201810661429.3 Applicant: Quanzhou Youxiang Electronic Commerce Co., Ltd. Application Date: 2017-6-16 Patent Type: Invention Application The present invention discloses A hydraulic press sealing device includes a hydraulic press piston rod and a housing, the circumference of the hydraulic press piston rod is provided with a housing, a metal rod is installed inside the housing, and an L-shaped connecting rod is sleeved on the outer wall of the outer wall of the metal rod, the right end of the L-shaped connecting rod is provided with a second cavity, the second cavity is provided with a spring seat, the circumference of the spring seat is provided with a spring, the right end of the spring is provided with a sliding block, the right end of the sliding block is provided with a rubber block, the right side of the sliding block is in contact with a piston rod of a hydraulic press, and a first rubber ring and a second rubber ring are sequentially arranged below the sliding block. The seal of the hydraulic press cleans the oil through the first rubber ring and the second rubber ring to prevent oil leakage, and pushes the oil back into the hydraulic press through the air pressure generated by the movement of the first metal disc, the second metal disc and the hemispherical rubber block, thus solving the problem that the oil is difficult to return.
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