| 摘要 |
PURPOSE: A flange connecting structure integrated with a water pipe and a connector is provided to have stable fastening force and joining force by the fastening force of a bolt and the joining force of a hook as a flange is coupled with the center between bolts by the hook. CONSTITUTION: A flange connecting structure integrated with a water pipe and a connector comprises flanges(30,30a) and a rubber ring(50). The flange has a hook joining hole(24), an insert ring, and a watertight groove. The insert ring is installed inside reinforcement protruded portions(21). The rubber ring is coupled with the watertight groove. The flange has a hook(35), an insert ring, and a watertight groove(36). The hook passes through the hook joining hole. The rubber ring has a protruded watertight portion(51) and an uneven watertight portion(52). The metal ring is inserted into the protruded watertight portion.
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