| 摘要 |
PURPOSE: A watermeter protection container with a double window detachably attached to a thermometer is provided to measure the temperature of the watermeter protection container easily, to check the watermeter conveniently, and to prevent freezing of the watermeter by maintaining the temperature of the watermeter protection container. CONSTITUTION: A fitting edge(11) is formed in a watermeter protection container(1), and a staple-shaped rubber ring(8) is mounted to the fitting edge. Thermal insulating ceramic paint of 5 mm in thickness is spread on the inside of the watermeter protection container, a double widow(3) is installed in the upper part of a watermeter(4). Handles are formed in the double window, and a staple-shaped rubber ring(14) is mounted to a hole(13) of the double window. A thermometer(7) is inserted to the rubber ring, and the staple-shaped rubber ring is mounted to the edge of the double window. A hole(17) is formed in the center of the double window, and a magnifier(9) is installed to the hole. The double window is placed on the fitting edge to keep the watermeter protection container warm. Temperature of the watermeter protection container is measured by the thermometer, and the watermeter is checked through the magnifier.
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