CN2567517Y - Quick heating type solar electric water heater - Google Patents

Abstract

The utility model relates to a fluid heater of a heat generating device, which includes a fast-heating solar electric water heater, the solar water heater is connected with an electric water heater through a pipeline, the electric water heater is provided with a water outlet, and a The water inlet temperature sensor, the water inlet flow sensor, the water flow switch and the water outlet temperature sensor are installed on the water outlet pipe, and the water inlet temperature sensor, the water inlet flow sensor, the water outlet temperature sensor and the water flow switch are connected with the single-chip microcomputer control device, and the single-chip microcomputer control device The output terminal is connected with a far-infrared electric heating device. The utility model is safe and convenient to use, has high thermal efficiency, and the water temperature rises quickly, overcomes the disadvantage that the solar water heater cannot be used all-weather, and is convenient for popularization and application in northern regions.

Description

A fast-heating solar electric water heater

Technical field

The utility model relates to a fluid heater with a heat generating device, in particular to a fast-heating solar electric water heater.

Background technique

At present, commonly used electric heating showers generally have water storage tanks and electric heating pipes. Composition of heat layer, characterized in that: a cylindrical ceramic body is wrapped with a heating wire, the heating wire is provided with a ceramic body, the ceramic body is wrapped with a metal water pipe, the metal water pipe is provided with a heat insulation layer and a shell, and the shell is covered with a In the upper cover, one end of the metal water pipe is provided with a water inlet pipe, and the other end of the metal water pipe is connected with the shower head through the water outlet pipe. This structure can not completely separate water and electricity, inconvenient installation, unsafe use, low thermal efficiency, and it is not easy to control the water temperature, wasting energy, while the commonly used solar water heater water heater has inherent deficiencies, low water temperature in winter, rainy, cloudy, and insufficient sunlight , the outlet water temperature is too low to be used around the clock.

Invention content

The purpose of the utility model is to provide a fast heating type solar electric water heater which saves energy, has high thermal efficiency and can control the water temperature.

In order to achieve the above object, the technical solution of the present utility model is: a fast-heating solar electric water heater includes a solar water heater, and its structural characteristics are: the solar water heater is connected to an electric water heater through a pipeline, and the electric water heater is provided with a water outlet. The electric water heater described above comprises a shell of a fast-heating electric water heater. The shell has a water inlet and a water outlet, and the water inlet and the water outlet are respectively connected with the water inlet pipe and the water outlet pipe in the shell. There are water inlet temperature sensor and water inlet flow sensor, the water outlet end of the water inlet pipe is liquid-tightly connected to the water inlet end of the far-infrared electric heating device, and the water outlet end of the far-infrared electric heating device is liquid-tightly connected with an outlet pipe, and the outlet pipe is installed A water flow switch and an outlet water temperature sensor are provided. The inlet water temperature sensor, inlet water flow sensor, outlet water temperature sensor and water flow switch are connected with the single-chip microcomputer control device, and the output end of the single-chip microcomputer control device is connected with the far-infrared electric heating device.

The far-infrared electric heating device includes a tubular substrate made of insulating material, the outer surface of the tubular substrate is provided with a nanometer far-infrared radiation film layer, and the outer surface of the nanometer far-infrared radiation film layer is provided with a nanometer tin dioxide antimony composite conductive film layer , installing electrode sheets at both ends of the outer surface of the nano-tin-antimony composite conductive film layer.

There is a time display device on the casing.

The far-infrared electric heating body is provided with a leakage probe, which is connected to a single-chip control device, and the output end of the single-chip control device is connected to a leakage protection alarm device and a leakage protection circuit breaker.

The housing is provided with a temperature display device, and the temperature display device is connected to the output end of the single-chip microcomputer control device.

The utility model adopts the above structure, by setting the required inlet water temperature, the information of the inlet water temperature is transmitted to the single-chip microcomputer control device by the inlet water temperature sensor, and compared with the required inlet water temperature, when the comparison result is less than the set requirement The single-chip microcomputer control device controls the water flow according to the water flow sensor, adjusts the conduction angle of the thyristor, adjusts the power of the water heater, and displays the water temperature through the temperature display device. When the comparison result is greater than or equal to the set required Inlet water temperature, the silicon controlled rectifier does not work; the water heater outlet is equipped with an outlet water temperature sensor, and the microcontroller control device compares the outlet water temperature with the outlet water temperature set value. When the outlet water temperature is equal to the outlet water temperature set value, the microcontroller control device maintains the current value If there is a working state, otherwise, the power should be automatically adjusted until it is reached. When the outlet water temperature is greater than the set value of the over-temperature alarm temperature, the single-chip microcomputer control device will drive the over-temperature alarm device to work, the electric heating device will stop working, and it will be displayed through the temperature display device. The current outlet water temperature uses a far-infrared electric heating body to heat the water. The far-infrared electric heating body used is made of nano-tin dioxide (antimony) composite material, which has a far-infrared thermal effect, high thermal efficiency, and rapid water temperature rise. The temperature rise is 15- 25°C, energy saving of more than 30% compared with electric heating wire, high thermal efficiency, water is heated by far-infrared rays, and water and electricity are absolutely separated. Control the water flow switch, through the water flow control, supply power to the far-infrared electric heating body, so as to realize the water and electricity linkage, that is, the water can be energized and heated, and the water can be turned off immediately, and the water leakage probe transmits the information to the single-chip control device. The single-chip microcomputer control device controls the leakage protection and alarm device. When the water has a voltage above 36V or a current above 0.1mA, the leakage control device will immediately cut off the power, which is safe to use; and a time display device is installed on the housing, and the energy displayed by the time passes through the body. The rechargeable battery is provided, which overcomes the shortcoming that the solar water heater cannot be used around the clock.

Description of drawings

Fig. 1 shows the structural representation of the utility model embodiment;

Fig. 2 shows the structural representation of the electric water heater in the utility model embodiment;

Fig. 3 shows the block diagram of the control principle of the electric water heater in the utility model embodiment;

Detailed ways

The utility model includes a solar water heater 8, the solar water heater 8 is connected with an electric water heater 9 through a pipeline, the electric water heater 9 is provided with a water outlet, and a fast-heating electric water heater housing 2, and the front of the housing 2 has a display for displaying time and temperature. The liquid crystal display screen, the housing 2 has a water inlet 7 and a water outlet 1, the water inlet 7 and the water outlet 1 communicate with the water inlet pipe 6 and the water outlet pipe 3 in the housing 2 respectively, and the water inlet pipe 6 is equipped with an inlet The water temperature sensor 101 and the water inlet flow sensor 102 are liquid-tightly connected to the water inlet end of the far-infrared electric heating device 4 at the water outlet end of the water inlet pipe 6. The far-infrared electric heating device 4 includes a tubular Substrate, the outer surface of the tubular substrate is provided with a nanometer far-infrared radiation film layer, the outer surface of the nanometer far-infrared radiation film layer is provided with a nanometer tin dioxide antimony composite conductive film layer, installed at both ends of the outer surface of the nanometer tin dioxide antimony composite conductive film layer The electrode sheet; the water outlet end of the far-infrared electric heating device 4 is liquid-tightly connected with an outlet pipe 3, and a water flow switch 104 and an outlet water temperature sensor 103 are installed on the outlet pipe 3, and the described inlet water temperature sensor 101, inlet water flow sensor 102, Outlet water temperature sensor 103 and water flow switch 104 and leakage probe 105 are connected with single-chip microcomputer control device 107, and the output end of single-chip microcomputer control device 107 connects far-infrared electric heating device 4, temperature display device 111, time display device 108, leakage protection alarm device 112, Leakage protection circuit breaker 109 and over-temperature alarm device 110. During use, the required inlet water temperature is set, and the information of the inlet water temperature is transmitted to the single-chip microcomputer control device 107 by the inlet water temperature sensor, and compared with the required inlet water temperature, when the comparison result is less than the required inlet water temperature , the single-chip microcomputer control device 107 controls the water flow according to the water flow sensor 102, adjusts the conduction angle of the thyristor, adjusts the power of the water heater, and displays the water temperature through the temperature display device 111. When the comparison result is greater than or equal to the set required Water temperature, the silicon controlled rectifier does not work; the water heater outlet is provided with an outlet water temperature sensor 103, and the single-chip microcomputer control device 107 compares the outlet water temperature with the outlet water temperature set value. Maintain the existing working state, otherwise, automatically adjust the power until reaching, when the outlet water temperature is greater than the set value of the overtemperature alarm temperature, the single chip microcomputer control device 107 drives the overtemperature alarm device 110 to work, the electric heating device 4 stops working, and The current outlet water temperature is displayed through the temperature display device 111, and the far-infrared electric heating body is used to heat the water. The far-infrared electric heating body used is made of nano-tin dioxide (antimony) composite material, which has far-infrared thermal effect, high thermal efficiency, and water temperature. Fast temperature rise of 15-25°C, energy saving of more than 30% compared with electric heating wire, high thermal efficiency, water is heated by far infrared rays, and absolute separation of water and electricity is realized. A water flow switch 104 is installed in the outlet pipe 3, and the flow of water flows through the inlet. The water flow sensor 102 is transmitted to the single-chip microcomputer control device 107, and the single-chip microcomputer control device 107 controls the water flow switch, and through the water flow control, supplies power for the far-infrared electric heating body, thereby realizing water and electricity linkage, that is, the water can be energized for heating, and the power is immediately cut off when the water is stopped. , the leakage probe 105 installed on the far-infrared electric heating body 4 transmits information to the single-chip control device 107, and the single-chip control device 107 controls the leakage protection alarm device 112. When the water has a voltage above 36V or a current above 0.1mA, the leakage The protective circuit breaker 109 cuts off the power immediately, which is safe to use; and a time display device 108 is installed on the casing 2, and the energy of the time display passes through the rechargeable battery in the body.

Claims (6)

1. A fast-heating solar electric water heater includes a solar water heater (8), characterized in that: the solar water heater (8) is connected to an electric water heater (9) through a pipeline, and the electric water heater (9) is provided with a water outlet (10 ), the electric water heater (9) includes a fast-heating electric water heater housing (2), with a water inlet (7) and a water outlet (1) on the housing (2), a water inlet (7) and a water outlet ( 1) communicate with the water inlet pipe (6) and the water outlet pipe (3) in the housing (2) respectively, characterized in that: the water inlet pipe (6) is equipped with an inlet water temperature sensor (101), an inlet water flow sensor (102), the water outlet end of the water inlet pipe (6) is liquid-tightly connected to the water inlet end of the far-infrared electric heating device (4), and the water outlet end of the far-infrared electric heating device (4) is liquid-tightly connected with an outlet pipe (3) , a water flow switch (104), an outlet water temperature sensor (103) are installed on the outlet pipe (3), and the water inlet temperature sensor (101), the inlet water flow sensor (102), the outlet water temperature sensor (103) and the water flow switch (104) is connected with the single-chip microcomputer control device (107), and the output terminal of the single-chip microcomputer control device (107) is connected with the far-infrared electric heating device (4). 2. The fast-heating solar electric water heater according to claim 1, characterized in that: said far-infrared electric heating device (4) comprises a tubular base made of insulating material, and the outer surface of the tubular base is provided with nanometer far-infrared For the radiation film layer, the outer surface of the nanometer far-infrared radiation film layer is provided with a nanometer tin dioxide antimony composite conductive film layer, and electrode sheets are installed at both ends of the outer surface of the nanometer tin dioxide antimony composite conductive film layer. 3. The fast heating solar electric water heater according to claim 1, characterized in that: the output end of the single-chip microcomputer control device (107) is connected with a time display device (108). 4. The fast-heating solar electric water heater according to claim 1, characterized in that: said far-infrared electric heating body (4) is provided with a leakage probe (105), and the leakage probe (105) and the single-chip microcomputer control device ( 107) connection, the output terminal of the single-chip microcomputer control device (107) is connected with leakage protection alarm device (112) and leakage protection circuit breaker (109). 5. The fast-heating solar electric water heater according to claim 1, characterized in that: the housing (2) is provided with a temperature display device (111), the temperature display device (111) and the single-chip microcomputer control device (107 ) output connection. 6. The fast-heating solar electric water heater according to claim 1, characterized in that: the output end of the single-chip microcomputer control device (107) is connected with an outlet water temperature over-temperature alarm device (110).

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