CN106287921A - A kind of solar photoelectricity complementation heat collector and heating method thereof - Google Patents

Abstract

The present invention relates to heating technology field, it is specifically related to a kind of solar photoelectricity complementation heat collector and heating method thereof, including housing, one end of described housing is provided with solar thermal collection system, the other end of housing is provided with electric energy collecting system, described housing is provided with air inlet near the sidewall of solar thermal collection system, and described housing is provided with air outlet near the sidewall of electric energy collecting system.The heat collector of the present invention is made up of with being close to the fin electrical heating of absorber in cavity solar air heat collection cavity, by controlling device, the heat supply of photo-thermal and electric heating is realized conversion automatically, keep round-the-clock continual hot-air constant temperature to export, reach the purpose of the round-the-clock heating of required Heating Room；Solve conventional hot-water heating system cost high, water easy freezing, leakage, the problem that toggle speed is slow, achieve the uninterrupted heating demands regardless of the moon fine day at night in conjunction with electric power complementation, can install as independent heating installation.

Description

A solar photoelectric complementary heater and heating method thereof

technical field

The invention relates to the technical field of heating, in particular to a solar photoelectric complementary heater and a heating method thereof.

Background technique

Under the dual pressure of the current global energy crisis and environmental pollution, solar energy, as an inexhaustible and non-polluting green energy, has become a new hot spot in the world's international new energy development. Over the years, the application of solar heating in my country has developed rapidly and the energy-saving effect is very obvious. However, it is still not mature enough in terms of technology. It is generally defined as a system that converts scattered solar energy into hot water through a heat collector and sends it to the heating end to provide room heating; this technical solution has some problems, such as water system leakage. , equipment corrosion, water freezing in the winter heating season, etc., and the problem of heat exchange loss in the liquid working fluid; and this technical solution also has high costs, and it is difficult to realize the application of engineering integration. Subject to price restrictions. In addition, the single function of this solar heating system cannot meet people's needs for comfort when it is cloudy or when there is no solar radiation at night.

Therefore, in order to solve the problems in the prior art, the present invention provides a solar photoelectric complementary heater and a heating method thereof.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies of the prior art, to provide a solar photoelectric complementary heater and its heating method, which is composed of a solar air heat collecting cavity and fin electric heating closely connected to the heat absorbing body in the cavity, through the control device Realize automatic conversion of solar heat and electric heat supply, maintain uninterrupted constant temperature output of hot air around the clock, and achieve the purpose of all-weather heating for the required heating room.

The purpose of the present invention is achieved through the following technical solutions:

A solar photoelectric complementary heater, comprising a casing, one end of the casing is provided with a solar heat collection system, the other end of the casing is provided with an electric energy heat collection system, and the casing is close to the side wall of the solar heat collection system An air inlet is provided, and an air outlet is provided on the side wall of the casing close to the electric energy heat collection system;

The solar heat collection system includes a thermal insulation base plate, a light-transmitting cover plate, and a plurality of heat absorbers uniformly arranged on the thermal insulation base plate. The bottom plate is arranged at the bottom of the housing, and the light-transmitting cover is arranged at the top of the housing, and the cavity formed between the light-transmitting cover, the heat absorber and the housing is an air inlet channel;

The electric energy heat collection system includes a heating element, a plurality of pressure equalizing plates, at least one pair of air deflectors, and an electronic control device. The electronic control device is arranged inside the housing and connected to the heating element by wire or wirelessly. It is arranged at the bottom of the housing close to the heat absorbing body, the pressure equalizing plate is evenly arranged in the housing, between the heating element and the air outlet, and the wind deflector is arranged in the housing, between the pressure equalizing plate and the air outlet, for The hot air is directed to the air outlet.

Further, the heat absorber is a V-shaped heat absorber.

Further, the heating element is a finned electric heater.

Further, the heater also includes an induced draft fan, which is used to guide the airflow into the air inlet, the air inlet channel, and the air outlet in sequence.

Further, the electronic control device has a temperature measurement function.

Further, the light-transmitting cover is a PC honeycomb solar panel cover.

The heating method of the above-mentioned solar photoelectric complementary heater includes the following steps: the sunlight is irradiated on the heater, the heat absorber absorbs the solar energy and converts it into heat energy and diverges, the air enters the heater from the air inlet, and when passing through the air inlet channel, it takes away the heat absorbed by the heat absorber. The thermal energy generated by the thermal body is then exported from the air outlet through the heating element, the pressure equalizing plate, and the air deflector, and sent into the space that needs to be heated to achieve the purpose of heating; or,

When the electronic control device detects that the temperature of the air outlet has not reached the preset value, the heating element is started, and the heating element generates heat energy. When the air flows through the heating element, the heat energy is taken away and exported from the air outlet, so that the derived air temperature reaches the preset value.

Further, the electronic control device detects that the temperature of the air outlet reaches the warning temperature value, and controls the heating element to stop heating.

The beneficial effects of the present invention are: the heater of the present invention is composed of a solar air heat collecting cavity and fin electric heating closely connected to the heat absorbing body in the cavity, and the heat supply of light heat and electric heat can be automatically converted through the control device, and the heat can be maintained. All-weather uninterrupted output of hot air at a constant temperature achieves the purpose of all-weather heating in the required heating room; at the same time, the use of solar air heat collection solves the problems of high cost, easy freezing and leakage of water in common hot water systems, and slow start-up speed. Combined with electric power complementation to achieve It can be installed as an independent heating device regardless of the uninterrupted heating demand in cloudy nights and sunny days; the solar photoelectric complementary heater of the present invention is simple in structure, easy to use, and is suitable for heating in various environments.

Description of drawings

Fig. 1 is the top structural view of heater of the present invention;

Fig. 2 is the A-A section view of heater of the present invention;

Fig. 3 is the left view of heater of the present invention;

In the figure, 1-heat absorber, 2-radiation hole, 3-heating element, 4-air inlet, 5-air outlet, 6-pressure equalizing plate, 7-wind deflector, 8-electronic control device, 9-housing , 10-translucent cover plate, 11-insulation bottom plate.

detailed description

The technical solution of the present invention will be further described in detail below in conjunction with specific embodiments and accompanying drawings, but the protection scope of the present invention is not limited to the following description.

As shown in Figure 1, Figure 2 and Figure 3, a solar photoelectric complementary heater includes a housing 9, one end of the housing 9 is provided with a solar heat collection system, and the other end of the housing 9 is provided with an electric energy heat collection system system, the housing 9 is provided with an air inlet 4 on the side wall close to the solar heat collection system, and the housing 9 is provided with an air outlet 5 on the side wall close to the electric energy heat collection system;

The solar heat collection system includes a thermal insulation base plate 11, a light-transmitting cover plate 10, a plurality of heat absorbers 1 evenly arranged on the thermal insulation base plate 11, and a plurality of heat absorbers 1 evenly arranged on the heat absorber 1. Heat dissipation holes 2, the heat preservation base plate 11 is arranged at the bottom of the housing 9, the light-transmitting cover plate 10 is arranged at the top of the housing 9, and the light-transmitting cover plate 10, the heat absorbing body 1 and the housing 9 are formed between The cavity is the air inlet channel;

The electric energy heat collection system includes a heating element 3, a plurality of pressure equalizing plates 6, at least one pair of air deflectors 7, and an electronic control device 8. The electronic control device 8 is arranged inside the housing 9 and is wired or connected to the heating element 3. Wireless connection, the heating element 3 is arranged at the inner bottom of the casing 9 close to the heat absorbing body 1, the pressure equalizing plate 6 is evenly arranged in the casing 9, between the heating element 3 and the air outlet 5, and the air deflector 7 It is arranged in the casing 9, between the pressure equalizing plate 6 and the air outlet 5, and is used to guide the hot air to the air outlet 5;

Specifically, the heat absorber 1 is a V-shaped heat absorber;

Preferably, the surface of the heat absorber 1 is coated with a layer of heat absorbing material;

Specifically, the heating element 3 is a fin electric heater;

Specifically, the heater also includes an induced draft fan, which is used to guide the airflow into the air inlet 4, the air inlet channel, and the air outlet 5 in sequence;

Specifically, the electronic control device 8 has a temperature measurement function;

Preferably, the light-transmitting cover 10 is a PC honeycomb solar panel cover.

When in use, set the temperature of the heating air, the sunlight passes through the light-transmitting cover plate 10, and shines on the heat absorber 1, the heat absorber converts solar energy into heat energy, and the V-shaped heat absorber increases the heat absorbing surface area , improve the heat absorption efficiency, and at the same time, under the synergistic effect of the light-transmitting cover plate 10, the shell 9 and the heat preservation bottom plate 11, the heat energy loss generated by the heat absorbing body is reduced; the air is introduced into the heater through the air inlet 4, and the When the channels and heat dissipation holes 2 are used, the heat energy generated by the heat absorbing body 1 is taken away, and then it is exported from the air outlet 5 through the heating element 3, the pressure equalizing plate 6, and the air deflector 7;

When the heat energy generated by the heat absorber 1 cannot meet the heating requirements, that is, when the electronic control device 8 detects that the temperature of the air outlet has not reached the preset value, the heating element 3 is started, and the heating element 3 generates heat energy, and the heat energy is taken away when the air flows through the heating element 3 , and derived from the air outlet 5, so that the derived air temperature reaches the preset value;

The electronic control device 8 is provided with a temperature warning value, and when the temperature of the air outlet 5 is detected to be above the warning temperature value, the electronic control device 8 controls the heating element 3 to stop heating, so as to keep power saving and realize continuous and stable heating.

The above descriptions are only preferred embodiments of the present invention, and it should be understood that the present invention is not limited to the forms disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and Modifications can be made within the scope of the ideas described herein, by virtue of the above teachings or skill or knowledge in the relevant art. However, changes and changes made by those skilled in the art do not depart from the spirit and scope of the present invention, and should all be within the protection scope of the appended claims of the present invention.

Claims (8)

1. A solar photoelectric complementary heater, characterized in that it comprises a housing, one end of the housing is provided with a solar heat collection system, the other end of the housing is provided with an electric energy heat collection system, and the housing is close to the solar collector An air inlet is provided on the side wall of the thermal system, and an air outlet is provided on the side wall of the housing close to the electric energy heat collection system; The solar heat collection system includes a thermal insulation base plate, a light-transmitting cover plate, and a plurality of heat absorbers uniformly arranged on the thermal insulation base plate. The bottom plate is arranged at the bottom of the housing, and the light-transmitting cover is arranged at the top of the housing, and the cavity formed between the light-transmitting cover, the heat absorber and the housing is an air inlet channel; The electric energy heat collection system includes a heating element, a plurality of pressure equalizing plates, at least one pair of air deflectors, and an electronic control device. The electronic control device is arranged inside the housing and connected to the heating element by wire or wirelessly. It is arranged at the bottom of the housing close to the heat absorbing body, the pressure equalizing plate is evenly arranged in the housing, between the heating element and the air outlet, and the wind deflector is arranged in the housing, between the pressure equalizing plate and the air outlet, for The hot air is directed to the air outlet. 2. A solar photoelectric complementary heater according to claim 1, characterized in that the heat absorber is a V-shaped heat absorber. 3. A solar photoelectric complementary heater according to claim 1, characterized in that the heating element is a finned electric heater. 4. A solar photoelectric complementary heater according to claim 1, characterized in that, the heater further comprises an induced draft fan for guiding the airflow in sequence from an air inlet, an air inlet channel, and an air outlet. 5. A solar photoelectric complementary heater according to claim 1, characterized in that the electronic control device has a temperature measurement function. 6 . A solar photoelectric complementary heater according to claim 1 , wherein the light-transmitting cover is a PC honeycomb solar panel cover. 7. A heating method for a solar photoelectric complementary heater as claimed in any one of claims 1-6, characterized in that it comprises the following steps: sunlight is irradiated on the heater, and the heat absorber absorbs solar energy and converts it into heat energy and radiates , the air enters the heater from the air inlet, and when passing through the air inlet channel, it takes away the heat energy generated by the heat absorber, then passes through the heating element, the pressure equalizing plate, and the air deflector, and is exported from the air outlet, and sent into the space that needs to be heated to achieve heating. the purpose of; or, When the electronic control device detects that the temperature of the air outlet has not reached the preset value, the heating element is started, and the heating element generates heat energy. When the air flows through the heating element, the heat energy is taken away and exported from the air outlet, so that the derived air temperature reaches the preset value. 8 . The heating method of a solar photoelectric complementary heater according to claim 1 , wherein the electronic control device detects that the temperature of the tuyere reaches the warning temperature value, and controls the heating element to stop heating.