Paraffin accumulating type electric water heater

Abstract

The invention provides a paraffin regenerative electric heater, comprising insulation shell; barrel set in the insulation shell, in which water is set; heat exchanging plate pipe winded in the barrel and with water inlet and outlet ports; at least one electric heater set in the barrel. It is characterized in that the electric heater also comprises paraffin set in the barrel as regenerative medium; water pump for cycling water in barrel; of which the water inlet port is connected with the lower of barrel; water pipe, of which one end is connected with the outlet port of water pump and the other end is set above the paraffin. The invention is provided with quick heating, long and stable water supply time, good using safety, good standby heating storage performance, compact structure and low cost so on. 本发明提供一种石蜡蓄热式电热水器，其包括：保温壳体；桶体，其容置在该保温壳体内，该桶体内容置有水；热交换盘管，其盘绕地容置在该桶体内，且具有进水口和出水口；以及至少一个电加热器，其容置在该桶体内；其特征在于，该电热水器还包括：石蜡，其设置在该桶体内，作为蓄热介质；水泵，其用于将桶体内的水进行循环，且其入口与该桶体的下部连通；以及水管，其一端连接于该水泵的出口，而另一端置于该石蜡的上方。本发明的石蜡蓄热式电热水器具有供热快、供水时间长而稳定、使用安全性好、待机热量保存性能良好、结构紧凑、造价便宜等优点。