| 摘要 |
PURPOSE: A site glass with a lamp for observing refrigerant of a freezer is provided to easily observe the state of the refrigerant flowing through a flow channel without a separate light source. CONSTITUTION: A site glass with a lamp for observing refrigerant of a freezer comprises a transparent cover, a case(120), a plurality of light sources, and glass. The transparent cover is installed on a flow channel through which the refrigerant(1) of a freezer flows, and comprises a transparent central part. The case is installed on the transparent cover and comprises a hollow corresponding to the transparent central part of the cover. The light source is installed on the case to correspond to the transparent central part of the cover. The glass is installed to the hollow of the case. A flat support(20) is formed on the outside of the flow channel, a hole(21) is formed on the support and the transparent central part of the cover is located to correspond to the hole. |
