Electric heating boiler 1. It adopts microcomputer hot water boiler controller and LCD screen display with built-in backlight. The operating status of the boiler is clearly visible. All operations are easily accomplished with the push of a button, and the boiler controller's super display and control functions are complete. 2. The ceramic electric heating tube type hot water boiler adopts the electric heating mode of “water and electricity separation†to completely separate the electric heating tube and the furnace water. The boiler is safe and convenient to repair and replace the heating tube; the stainless steel electric heating tube type hot water boiler is implemented. "Immersion type" electric heating method, the furnace water is heated quickly and the efficiency is high, and the heating tube is flange-connected with the furnace body, which is easy to clean and replace. 3. The user can set the water temperature arbitrarily between 30 °C and 90 °C. The boiler can automatically supply heat to the heating circulation system according to the user's requirements and temperature, or provide users with bathing and living hot water. 4. The boiler adopts the step-by-step time-sharing method to control the heating group. The heating group can randomly input or stop the work according to the load change, and obviously reduce the impact on the power grid. At the same time, it is also possible to manually start and stop the number of heating sections, so that the user can adjust the boiler electric power by himself. 5. The control system controls the start and stop of the circulating pump according to the temperature of the furnace water. The hot water boiler is used for heating, the hot water circulation pump starts when the furnace water reaches the set upper limit water temperature, and the hot water circulation pump stops when the water temperature is lower than the set lower limit water temperature; the hot water boiler is used for bathing, and the hot water circulation is reached when the furnace water reaches the set upper limit water temperature The pump stops and the hot water circulation pump starts when the water temperature is lower than the set lower limit. 6, using advanced centrifugal glass fiber silk cotton multi-layer insulation, less heat loss, energy saving; famous white color plate beautifully packaged, beautiful appearance and rust resistance. 7. The boiler has leakage protection function (the control system automatically cuts off the boiler power supply after detecting the leakage of the power supply), and the anti-drying extremely low water level protection function (when the water level is lower than the set minimum limit water level, immediately stop and alarm), furnace Body overheat protection function (when the boiler shell temperature exceeds 105 °C, immediately stop and alarm, the boiler automatically starts after the temperature is normal), the temperature sensor abnormal protection function (the control system continuously detects the sensor condition, immediately stops and alarms), the power supply voltage abnormal protection function (When the power supply is abnormal, it will automatically power off. After normal, it will automatically resume work), and the heating component will be phase-protected (after monitoring the phase loss of the heating component, stop the protection). 8. The top of the boiler is provided with an exhaust port that communicates with the atmosphere. The inner tank is not under pressure. The boiler works under normal pressure without any explosion hazard and completely eliminates safety hazards. 9. Symmetrical design of the outlet and return water (double in and double out), suitable for quick connection and installation; boiler electromechanical integration, compact and reasonable body, convenient transportation. Fuel (gas) heating boiler 1. Computerized hot water boiler controller, all functions are magically stored on a smart chip, the boiler is turned on by one button, fully automatic timing and constant temperature operation, the user can set the start and stop time, after the setting is completed, No need to be on duty, save trouble and effort. 2, equipped with imported brand burners, high degree of automation, automatic purging according to controller instructions, electronic automatic ignition, automatic combustion, automatic adjustment of wind oil (gas), stable and stable performance, good combustion effect. It also has a flameout protection device to ensure safe operation. 3. Fire-fighting spoiler is inserted into the fire tube to slow the smoke exhausting speed and enhance heat exchange. The flue gas temperature discharged from the smoke chamber is low, reducing heat loss and saving fuel. 4, large font display water temperature, easy to grasp the operating conditions of the boiler and system, water temperature can be set freely from 10 ° C to 90 ° C, the boiler fully automatic heating to the system or provide users with hot water for living and bathing. 5. The control system controls the start and stop of the circulating pump according to the temperature of the furnace water. When the furnace water reaches the set upper limit water temperature, the hot water circulation pump starts, and when the water temperature is lower than the set lower limit water temperature, the hot water circulation pump stops. 6. The horizontal fuel gas hot water boiler is a three-pass full wet back structure, which adopts the design of large furnace and thick smoke pipe to increase the heat absorption of the furnace and effectively save energy and reduce consumption. The use of threaded pipe and corrugated furnace greatly enhances the heat transfer effect and greatly saves fuel consumption. 7. The whole machine is equipped with overheat protection at the same time. (When the water temperature in the furnace is too high, the burner automatically stops working and buzzer alarm, secondary overheat protection (when the boiler shell temperature exceeds 105 °C, the secondary circuit is automatically cut off), and the dry burn is lacking. Water protection (when the boiler water is lower than the extremely low water level, the boiler stops working and emits a buzzer alarm), and the boiler leakage protection (the control system will automatically cut off the power after detecting the leakage of the electrical equipment and short circuit). 8. The boiler is designed according to the normal pressure structure. The boiler is in a no-pressure state and there is no safety hazard. 9. It adopts advanced centrifugal glass wool multi-layer insulation, famous white color steel plate for outer packaging, less heat loss and beautiful anti-rust. 10. Fuel gas heating boiler is widely used in households, Villas, hospitals, schools, hotels, hotels, fitness centers, bathing centers and other enterprises and institutions. Coal-fired heating boiler 1. The design and manufacture of coal-fired heating boilers are strictly in accordance with the "Safety Supervision Regulations for Small and Normal Pressure Hot Water Boilers" and JB/T7985-2002 "Technical Conditions for Small Boilers and Atmospheric Pressure Hot Water Boilers" and "Manufacturing Technology of Shell Boiler Body" The requirements of the Conditions are strictly enforced. 2. The boiler is designed according to normal pressure. The top of the furnace body is provided with an air outlet. The boiler runs without pressure and the combustion operation is safe and reliable. Atmospheric hot water boilers can be installed in any place where they are used, and are not subject to a wide range of annual inspection procedures, and have been rapidly developed in recent years. 3. The vertical coal-fired atmospheric hot water boiler is mainly composed of a shell seal head, a furnace shell, a furnace top, a lower seal ring, a sky tube and a cross tube. The combustion chamber is arranged in the furnace and the fuel is fixed in the furnace. It is burned and naturally ventilated. The flue gas flushes the cross pipe horizontally in the furnace, and is discharged into the atmosphere through the sky tube and chimney. 4. Vertical coal-fired hot water boiler, the furnace adopts water-cooled elbow structure, surrounded by furnace, large heating area, high thermal efficiency, energy saving and consumption reduction; the shell adopts elliptical head, and the grate adopts cast iron circular grate for a long time. Durable and long lasting. 5. The horizontal coal-fired hot water boiler is of a single-cylinder vertical type in the structure, and the water wall tube is installed on the left and right sides of the furnace, and the wing-shaped flue is formed, and the threaded tobacco pipe is arranged in the drum, and the coal leakage is rarely used. The active grate has a reasonable structure and high thermal efficiency, which greatly saves energy. 6. Horizontal coal-fired atmospheric hot water boiler adopts three-return water-fire tube structure with longitudinal arrangement of single-drum tube. The water-cooled wall tube is densely packed on both sides of the furnace. The design structure is reasonable and compact. The heating area is large and the flue gas flow is long. The heat transfer effect is good and the exhaust gas temperature is low, so the heat efficiency is high, the running cost is low, and the use is more economical. 7. Horizontal coal-fired boiler, after the fuel is burned on the grate, the flame passes through the low wall to the combustion chamber, from the combustion chamber through the wing flue on both sides to the front smoke box, and then the tobacco pipe bundle is bundled into the rear smoke chamber. Then, it is pumped into the atmosphere through the chimney by the induced draft fan, which not only prevents the bottom of the shell from being irradiated by the high temperature of the furnace, but also reduces the temperature of the inlet of the high temperature tube plate, and is supplemented by the return water, and there is no dead water area at the bottom of the drum. Effectively prevent the tube sheet from being fouled due to excessive cooling and boiling, and the convex bulge at the bottom of the furnace. The flue gas turns to the smoke chamber to remove dust and reduce the original dust concentration. 8. Vertical coal-fired atmospheric hot water boilers, the pipes of the heated area are all straight pipes, and there are enough hand-cleaning hand hole devices to facilitate manual mechanical cleaning of dirt and internal inspection. Horizontal coal-fired atmospheric hot water boiler with a large enough manhole on the upper part, personnel can enter the inside of the furnace from the manhole, which greatly facilitates the inspection and maintenance of the boiler. 9. The boiler body is compact in layout, small in floor space, convenient in transportation, fast-loading factory, short installation period, low installation cost, low user input and quick recycling. 10. Coal-fired heating boilers are widely used in factories, hotels, hospitals, office buildings, schools, bathing centers, baths and other enterprises and institutions to meet the bathing, domestic hot water and heating requirements of the users. 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Commercial heating stove features