Patent ID: 9486085
Filing Date: 2016-11-08
CPC Classification: A47C,F24D,F24H,H05B,Y02B

Claim Text:
1. A boiler for hot water heating mats, comprising: a hot water heating tank, with a hot water discharging port formed on a predetermined outside portion of the hot water heating tank, a hot water recovering port formed on another predetermined portion of the hot water heating tank so as to connect the hot water heating tank to a hot water heating mat, and a water level sensor and an electric heater installed inside the hot water heating tank; a hot water storage tank connected to the hot water heating tank, with a water charging port formed on a predetermined outside portion of the hot water storage tank and opened or closed by a cap, an air exhausting port formed on another predetermined outside portion of the hot water storage tank, a hot water inlet port and a hot water outlet port formed on other predetermined outside portions of the hot water storage tank so as to be connected to the hot water discharging port of the hot water heating tank and to the hot water heating mat, respectively, and a water deficiency sensor installed inside the hot water storage tank; a hot water discharging check valve installed on the hot water discharging port of the hot water heating tank, the hot water inlet port of the hot water storage tank or a connection pipe connecting the hot water discharging port of the hot water heating tank to the hot water inlet port of the hot water storage tank; and a hot water recovering check valve installed on the hot water recovering port of the hot water heating tank, wherein the electric heater is installed horizontally or inclinedly in the hot water heating tank; the hot water discharging port of the hot water heating tank is formed at a height higher than a height of a lower surface of the electric heater so that part of the electric heater remains submerged in water; and an interior space of the hot water heating tank is divided by a steam/water separating wall having a flow passage opening on a lower end thereof into a hot water heating chamber in which the electric heater is installed and a hot water discharging chamber in which the hot water discharging port is formed.