Solar heat collecting device

The utility model relates to a solar heat collecting device. The solar water heater comprises an obliquely-arranged support, a pipe base fixedly arranged on the lower portion of the support, a water storage tank fixedly arranged at the top end of the support and a heat collecting pipe arranged on the support. The lower end of the heat collecting pipe is connected with the pipe seat; the upper endof the water pump is connected with the water storage tank; a water storage tank water inlet pipe and a water storage tank water outlet pipe are arranged on the water storage tank; characterized in that it is characterized in that it comprises, wherein the heat conduction water tank is arranged in the water storage tank, and the tank body of the heat conduction water tank has good heat conductivity; the heat accumulator is a pebble heat accumulator; pebbles and water are filled in the cavity; a spiral heat conduction pipe is arranged in the heat accumulator; a heat accumulator water inlet pipecommunicated with one end