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[CN201720721579.X] Large Press Air Pipeline Title: Large Press Air Pipeline Application Number: CN201720721579.X Applicant: Rongcheng Forging Machine Tool Co., Ltd. Application Date: 2017-6-21 Patent Type: Utility Model The utility model discloses a large press air pipeline, including a lower pipe installed in the fuselage and an upper pipe installed under the beam. The end of the upper pipe is provided with an outer connecting sleeve, and an inner connector, A locking nut is arranged on the outer wall of the inner connector, a connecting pipe is arranged beside the inner connector, a rotating sleeve is arranged at both ends of the connecting pipe, and the lower pipe is arranged at the lower end of the connecting pipe. The beneficial effect is that the fixed metal pipe is replaced by a rubber hose that can be easily disassembled, the installation is simpler and more convenient, and the transportation and storage are convenient.
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