| 摘要 |
<p>This invention relates to a tile type solar water heater which includes a water tank mounted on the sloping roof and plural tiles covered on the roof. Each tile for heating water has an internal water container on the external wall of which a heat absorbing material is covered. The container is covered a transparent shell. A vacuum heat-insulating layer is provided between the shell and the container. The tiles are connected to each other by an inlet and an outlet of the container. Tiles on the roof are overlapped each other by the steps of the edges thereof in longitudinal direction and connected to the water tank and cover entire roof. The invention has advantages as follow: it has a firm structure, good appearance, large lighting area, high efficiency and a great amount of hot water.</p> |
