| 摘要 |
PURPOSE: An assembly type water meter is provided to reduce the material cost and the operation cost by not coating the outer casing of a water meter. CONSTITUTION: An assembly type water meter comprises an upper outer casing(2) and a lower inner casing(3). At the outer lower of the upper outer casing, a fastening thread is formed. At the upper of the fastening thread of the upper outer casing, a plurality of hanging protrusions(17,18) are formed. At the lower inner casing, inhalent and exhalent openings(27,28) are formed. At the inside of the lower inner casing, a housing(44), an inlet pipe(4) and an outlet pipe(5) are formed. At the upper end of the housing, the nut(12) for fastening is installed. At each end of the inlet and outlet pipes, fastening nuts(13,14) are installed. The inlet pipe and the outlet pipe are connected through a welding unit(38). |
