| 摘要 |
PURPOSE: A protection case of a water meter used in an outdoor area is provided to increase heat insulation property and thermokeeping property to prevent frost break of a water gauge by injecting an excellent foamed insulation material. CONSTITUTION: A protection case of a water meter used in an outdoor area includes a main body, a cover, and a support plate. The main body(10) is combined with a cylindrical leg(14) into one body. The cover(20) seals the top surface opened of the main body. The leg is inserted into the support plate(30). The main body includes an inner main body(12) and an outer main body(11). The main body is molded to double structure having a hollow part. The cover is molded to the double structure having the hollow part between the top surface and the bottom surface. The foamed insulation materials are injected to the hollow part of the main body and the cover. A groove(21) is formed on the bottom cover. |
