CN217978996U - Heat storage type energy-saving electric boiler - Google Patents

Abstract

The utility model relates to a heat accumulating type energy-saving electric boiler, which belongs to the technical field of electric boiler heating and comprises a boiler body, a heating cavity, a water storage cavity and a controller; the heating cavity and the water storage cavity are arranged in the furnace body, the water storage cavity is attached to the outer wall of the heating cavity, the water storage cavity is communicated with the water inlet and the water outlet, the upper wall and the lower wall of the heating cavity are respectively provided with an upper grating and a lower grating, the lower grating is communicated with the air inlet, and the upper grating is communicated with the first air outlet; a plurality of heating pipes are fixed in the heating cavity and are filled with heat storage balls, and the heat storage balls are distributed around the heating pipes; the controller is electrically connected with the heating pipes. The utility model discloses simple structure can be used to rural coal and changes electricity, and has had heating installation height adaptations such as radiator, earthen kang to through pack alumina ceramic ball in heating the intracavity, utilize its heat-retaining performance, and utilize the clearance between the spheroid, increase heat conduction efficiency.

Description

Regenerative energy-saving electric boiler

technical field

The utility model relates to an electric boiler, in particular to a heat storage energy-saving electric boiler, which belongs to the technical field of electric boiler heating.

Background technique

Electric boilers use electricity as energy and convert it into heat energy, which is currently more environmentally friendly heating equipment. As the society pays more and more attention to the concept of environmental protection and the implementation of the national "coal to electricity" policy, electric boilers, as an efficient and energy-saving heating method, have been widely used in the field of domestic heating. However, there are still some problems in the existing electric boilers: 1. Common resistance heaters are used for heating, and the heating speed is slow, which is not conducive to energy saving; 2. The electric boiler itself does not have the heat storage function, and the residual The electricity cools down quickly, and it needs to be powered on all the time during heating, which consumes a lot of energy; 3. Additional heat storage equipment is required, which not only increases the volume of the equipment, but also increases the cost of construction and maintenance; 4. Compatible with existing household heating equipment in rural areas The compatibility is poor, which increases the implementation cost of "coal to electricity". Therefore, there is an urgent need for a thermal storage type electric boiler with simple structure, high thermal storage efficiency and energy saving.

Utility model content

The technical problem to be solved by the utility model is: to overcome the deficiencies in the prior art and provide a heat storage energy-saving electric boiler.

The technical scheme that the utility model solves the problems of the technologies described above is as follows:

A regenerative energy-saving electric boiler, comprising a furnace body, a heating chamber, a water storage chamber and a controller; the furnace body is provided with an air inlet, a first air outlet, a water inlet and a water outlet; The water chamber is arranged inside the furnace body, the water storage chamber is arranged on the outer wall of the heating chamber, the water storage chamber communicates with the water inlet and the water outlet, and the upper and lower walls of the heating chamber are respectively provided with an upper grille and a lower grille, The lower grid communicates with the air inlet, and the upper grid communicates with the first air outlet; a number of heating pipes are fixed in the heating cavity, and filled with heat storage balls, and the heat storage balls are distributed around the heating pipes; The controller is electrically connected with several heating tubes.

Furthermore, the heating tube is a carbon fiber heating tube or a quartz stone heating tube, and the heat storage ball is an alumina ceramic ball.

Furthermore, the air inlet is arranged at the bottom of the side wall of the furnace body and is provided with a second cover, and the first air outlet is arranged on the top surface of the furnace body and is provided with a first cover.

Furthermore, the first air outlet is a circular cooking outlet.

Furthermore, a first air channel is provided between the upper grille and the first air outlet, and a second air channel is provided between the lower grille and the air inlet.

Furthermore, a fan is arranged in the second air duct, and the fan is electrically connected to the controller.

Furthermore, the furnace body is provided with a second air outlet communicating with the first air duct, and a partition is arranged in the second air outlet. When the partition is vertically arranged, the second air outlet is closed, and the second air outlet is closed. When the partition is set horizontally, the second air outlet is opened.

Furthermore, the water inlet and the water outlet are respectively provided with a first temperature sensor and a second temperature sensor, and the first temperature sensor and the second temperature sensor are electrically connected to the controller.

Furthermore, the control panel of the controller includes a power switch, adjustment buttons and a temperature display screen.

Compared with the prior art, the utility model has the beneficial effects as follows: 1. The device is easy to operate, automatically cuts off the power when it reaches the preset temperature, and automatically starts when it is lower than the preset temperature, which is more energy-saving; 2. Compared with the existing technology For electric boilers, this device uses carbon fiber heating tubes or quartz stone heating tubes, which can heat up quickly. By filling the heating chamber with alumina ceramic balls, the heat storage performance is used to improve heat preservation, and the temperature is slowed down, and the gap between the balls is used. , to increase heat conduction efficiency; 3. This device has a simple structure and a wide range of applications. It can be used for rural coal-to-electricity conversion, and is highly compatible with existing heating equipment such as radiators and kangs; 4. Through fans, air outlets and air ducts, it can be used for cooking , It is convenient for life and improves the efficiency of heat energy use.

Description of drawings

Fig. 1 is a structural representation one of the utility model;

Fig. 2 is the structural representation two of the utility model;

Fig. 3 is a three-dimensional view of the section view of the AA plane of the present invention, for the convenience of display, the heat storage ball is removed from this figure;

Fig. 4 is the plan view of AA plane sectional view of the present utility model;

Fig. 5 is the electrical schematic diagram of the utility model.

In the figure, 1, furnace body; 101, air inlet; 102, first air outlet; 103, second air outlet; 104, water inlet; 105, water outlet; 106, second cover; 107, first cover Body; 2, heating chamber; 201, upper grille; 202, lower grille; 3, water storage chamber; 4, controller; 5, heating pipe; 6, heat storage ball; 7, first air duct; 8, 9. Fan; 10. Partition; 11. First temperature sensor; 12. Second temperature sensor; 13. Leakage protection device.

detailed description

The principles and features of the present utility model are described below in conjunction with accompanying drawings 1 to 5, and the examples given are only used to explain the present utility model, and are not intended to limit the scope of the present utility model.

A regenerative energy-saving electric boiler, as shown in Figures 1 to 4, includes a furnace body 1, a heating chamber 2, a water storage chamber 3 and a controller 4; the furnace body 1 is provided with an air inlet 101, a first The air outlet 102, the water inlet 104 and the water outlet 105, the heating chamber 2 and the water storage chamber 3 are arranged inside the furnace body 1, the water storage chamber 3 is arranged on the outer wall of the heating chamber 2, and the heating chamber 2 transfers heat to The water storage chamber 3 further heats the water in the water storage chamber 3 . Several heating tubes 5 are fixed in the heating cavity 2 and filled with heat storage balls 6 , and the heat storage balls 6 are distributed around the heating tubes 5 ; the controller 4 is electrically connected to the several heating tubes 5 . The controller 4 controls a plurality of heating tubes 5 to be energized, and the heating tubes 5 are heated, and the heat is transferred to the heat storage ball 6 and then to the water storage chamber 3 to achieve the purpose of heating.

The heating tube 5 is a carbon fiber heating tube or a quartz stone heating tube, and the fixed position and quantity of the heating tube 5 are changed and increased or decreased according to the actual usage. In this embodiment, the heating tube 5 is eight carbon fiber Heating tubes are respectively fixed at the bottom of the heating chamber 2. The carbon fiber heating tubes include a glass cover body and carbon fiber heating wires arranged in the cover body. The heating tubes 5 are carbon fiber heating tubes in the prior art, and the heating speed is fast after being energized. , uniform heating, high electrothermal conversion efficiency. The heat storage ball 6 is an alumina ceramic ball, and the size of the ball depends on the requirement. In this embodiment, alumina ceramic balls are filled inside the heating chamber 2 and distributed around the heating tube 5; after the heating tube 5 is energized to generate heat, the alumina ceramic balls absorb heat energy and conduct heat transfer. The thermal conductivity and heat capacity of ceramic balls are large, and there are gaps between the balls, which further promotes the conduction and circulation of heat; and because of the high heat storage efficiency of alumina ceramic balls, under the same conditions, the heat preservation of electric furnaces filled with alumina ceramic balls Higher and more energy-efficient.

The air inlet 101 is arranged at the bottom of the side wall of the furnace body 1 and is provided with a second cover 106 ; the first air outlet 102 is arranged on the top surface of the furnace body 1 and is provided with a first cover 107 . The upper and lower walls of the heating chamber 2 are respectively provided with an upper grid 201 and a lower grid 202, the lower grid 202 communicates with the air inlet 101, and the upper grid 201 communicates with the first air outlet 102; the upper grid 201 A first air channel 7 is provided between the first air outlet 102 , and a second air channel 8 is provided between the lower grille 202 and the air inlet 101 . The air inlet 101 , the second air duct 8 , the heating chamber 2 , the first air duct 7 and the first air outlet 102 form an air circulation channel.

The water storage chamber 3 communicates with the water inlet 104 and the water outlet 105, the water inlet 104 is located lower than the water outlet 105, and the water inlet 104, the water storage chamber 3 and the water outlet 105 form a water circulation channel. The water outlet 105 is connected to the water inlet pipe of the radiator, and an exhaust valve is arranged between the water outlet 105 and the water inlet pipe, and the water inlet 104 is connected to the radiator return pipe and the water supply tank. The radiator can be existing heating equipment.

The first air outlet 102 is a circular cooking opening, suitable for cooking. A fan 9 is arranged in the second air duct 8 , and the fan 9 is electrically connected to the controller 4 . When cooking, open the first cover 107 and the second cover 106, start the fan 9, and then increase the temperature and heat transfer speed in the furnace body 1.

The furnace body 1 is provided with a second air outlet 103 communicating with the first air duct 7, and a partition 10 is arranged in the second air outlet 103, and when the partition 10 is vertically arranged, the second air outlet 103 is closed , when the partition 10 is set horizontally, the second air outlet 103 is opened, and the opening and closing of the second air outlet 103 is controlled by controlling the position of the partition 10 . The second air outlet 103 can be connected with the existing kang flue for heating the kang.

The water inlet 104 and the water outlet 105 are respectively provided with a first temperature sensor 11 and a second temperature sensor 12, and the first temperature sensor 11 and the second temperature sensor 12 are electrically connected with the controller 4 for monitoring backwater, The temperature of the outlet water is fed back to the controller 4.

The control panel of the controller 4 includes a power switch, adjustment buttons and a temperature display. As shown in Figure 5, the controller 4 is electrically connected to several heating pipes 5, fans 9, first temperature sensor 11 and second temperature sensor 12, and can automatically control the Working heating tube 5 quantity. The entire device is controlled by the controller 4. Since the controller 4 is a commonly used device and belongs to the existing mature technology, its electrical connection relationship and specific circuit structure will not be repeated here.

The device also includes a leakage protection device 13. The leakage protection device 13 can directly adopt the leakage protector provided by the prior art. 13 Act quickly to cut off the power supply, which improves the safety.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (9)

1. The utility model provides a heat accumulation formula energy-conserving electric boiler which characterized in that: comprises a furnace body (1), a heating cavity (2), a water storage cavity (3) and a controller (4); an air inlet (101), a first air outlet (102), a water inlet (104) and a water outlet (105) are formed in the furnace body (1), the heating cavity (2) and the water storage cavity (3) are arranged inside the furnace body (1), the water storage cavity (3) is attached to the outer wall of the heating cavity (2), the water storage cavity (3) is communicated with the water inlet (104) and the water outlet (105), an upper grating (201) and a lower grating (202) are respectively arranged on the upper wall and the lower wall of the heating cavity (2), the lower grating (202) is communicated with the air inlet (101), and the upper grating (201) is communicated with the first air outlet (102); a plurality of heating pipes (5) are fixed in the heating cavity (2), and heat storage balls (6) are filled in the heating cavity, and the heat storage balls (6) are distributed around the heating pipes (5); the controller (4) is electrically connected with the heating pipes (5).

2. A regenerative energy-saving electric boiler as set forth in claim 1, wherein: the heating pipe (5) is a carbon fiber heating pipe or a quartz stone heating pipe, and the heat storage ball (6) is an alumina ceramic ball.

3. A regenerative energy-saving electric boiler as set forth in claim 1, wherein: the air inlet (101) is arranged at the bottom of the side wall of the furnace body (1) and is provided with a second cover body (106), and the first air outlet (102) is arranged on the top surface of the furnace body (1) and is provided with a first cover body (107).

4. A regenerative energy-saving electric boiler according to claim 3, characterized in that: the first air outlet (102) is a circular cooking opening.

5. A regenerative energy-saving electric boiler as set forth in claim 1, wherein: a first air channel (7) is arranged between the upper grating (201) and the first air outlet (102), and a second air channel (8) is arranged between the lower grating (202) and the air inlet (101).

6. A regenerative energy-saving electric boiler as set forth in claim 5, wherein: a fan (9) is arranged in the second air channel (8), and the fan (9) is electrically connected with the controller (4).

7. A regenerative energy-saving electric boiler as set forth in claim 5, wherein: the air-conditioning unit is characterized in that a second air outlet (103) communicated with the first air channel (7) is formed in the furnace body (1), a partition plate (10) is arranged in the second air outlet (103), when the partition plate (10) is vertically arranged, the second air outlet (103) is closed, and when the partition plate (10) is horizontally arranged, the second air outlet (103) is opened.

8. A regenerative energy-saving electric boiler as set forth in claim 1, wherein: the water inlet (104) and the water outlet (105) are respectively provided with a first temperature sensor (11) and a second temperature sensor (12), and the first temperature sensor (11) and the second temperature sensor (12) are electrically connected with the controller (4).

9. A regenerative energy-saving electric boiler as set forth in claim 1, wherein: and the control panel of the controller (4) comprises a power switch, an adjusting button and a temperature display screen.

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