Shanghai Vision Mechanical Joint Co., Ltd.

Xubin Lu

Zhigang Lu

Zhibing Zhai

Jun Wu

A quick coupler includes a top ring, a bottom ring and fasteners. The top ring may be engaged with the bottom ring to be assembled together; the top ring is provided with a top ring groove, and the bottom ring is provided with a bottom ring groove; the fasteners are loosely or tightly connected to the top ring and the bottom ring, so that the top ring and the bottom ring are fixed together as a whole; in a tight state, the top ring groove of the top ring and the bottom ring groove of the bottom ring are assembled to form an annular groove.

Quick coupler

Quick-fitting pipe coupler

A quick-fitting pipe fitting for connecting at least one pipeline element comprises a pipe fitting body. The pipe fitting body is configured with a pre-installation section, and the pre-installation section is movably connected with a pipe clamp assembly. The pipe clamp assembly comprises at least two movable clamp parts and at least one fastener, and the fastener is configured to be operated to fasten the two movable clamp parts. At least one sealing ring is arranged in the pipe clamp assembly.

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Shanghai, China

Xubin Lu