Time-of-use pressure-bearing solar water heating system

The utility model provides a time-of-use pressure-bearing solar water heating system, wherein a mixed water outlet of a three-way water mixing valve is communicated with a tap water pipe, two mixed water inlets of the three-way water mixing valve are communicated with a cold water pipe and a cold water feeding pipe respectively, the cold water pipe is then communicated to a shower head, the cold water feeding pipe is communicated to a heat accumulation water tank, the heat accumulation water tank is then communicated with the shower head through a hot water pipe, and the shower head is higher than the highest water storage level of the heat accumulation water tank. The utility model further provides another time-of-use pressure-bearing solar water heating system, wherein a cold water pipe and a cold water feeding pipe are both communicated with a tap water pipe, a cold water adjusting valve is mounted on the cold water pipe, a feeding regulation valve is mounted on the cold water feeding pipe, and the connect