Rural household coal-fired heating stoves can be equipped with radiators of about 120 square meters. Is it an energy-saving stove?

One hundred stoves are about 1000, two in the living room 18, and 20 in the bedroom. About 90 yuan is enough for such a big house. A piece of approximate 12 yuan, plus 150 pipe fittings and 24 pipes, approximate 17. Circulating pump plus thermostat 200, labor cost 300/400 yuan.

The design and manufacture of coal-fired heating boilers should strictly follow the requirements of Safety Supervision Regulations for Small Atmospheric Hot Water Boilers and JB/T7985-2002 Technical Conditions for Small Atmospheric Hot Water Boilers and Manufacturing Technical Conditions for Shell Boilers.

Extended data:

safety margin

1. The heating stove cannot be installed in the bedroom or the room directly communicating with the bedroom to prevent gas poisoning.

2. The highest point of the heating furnace water supply pipe of the coal-fired heating furnace should not be higher than the furnace backwater 6 meters, otherwise the pressure will be too high and the protector will be deformed.

3. The outlet of the heating furnace should be equipped with a decompression tube. Its diameter should not be less than the pipe diameter.

4. An expansion water tank needs to be installed in the system, and the height of the water tank should be above 250mm at the highest point of the system.

5. The inlet and outlet are hinged to facilitate maintenance.

6. Vertical chimney height: A chimney with a diameter of 1.20mm should be adopted for T-type coal stoves, and the bulk coal stoves should be more than 4m. Covered chimneys should be covered, and it is best not to dismantle chimneys in summer. Horizontal chimneys should be short, with fewer elbows, and windward chimneys should be equipped with tee joints.