| 摘要 |
<p>PURPOSE: A separable ball valve device and a ball valve assembly are provided to facilitate the separation of a pipe member by opening and closing a flow path through simple control. CONSTITUTION: A separable ball valve device and a ball valve assembly comprise a piping member(100), a ball valve member(200), and an opening and closing member(300). The piping member has a flow path. The ball valve member is located inside the piping member, opens and closes the flow path, and comprises two or more ball valves(210,220) contacting each other. The opening and closing member opens and closes the flow path by controlling the ball valve member. The through-hole is formed in the ball valve. The opening and closing member comprises a gear train. The gear train of the opening and closing member comprises a first gear(310), a second gear(320) and a central gear(330).</p> |
