CN104601085B - A kind of photovoltaic-photo-thermal-thermoelectricity utilizes device with baking integral solar energy - Google Patents

Abstract

The invention discloses a photovoltaic-photothermal-thermoelectricity and baking integrated solar energy utilization device, which belongs to the field of solar energy utilization. The solar energy utilization device of the present invention includes a support mechanism, a reflection mechanism, a light-to-heat conversion mechanism, and a hot water storage mechanism. The support mechanism is fixedly connected with a reflection mechanism for reflecting sunlight to the light-to-heat conversion mechanism. The mechanism is fixed on the top fixed frame of the support mechanism, and the light-to-heat conversion mechanism is a double-effect collector and a solar oven. The double-effect collector is used for photothermal power generation and heating for the hot water storage mechanism, and the solar oven Used to bake placed items. Through the organic combination of various mechanisms, this scheme realizes the organic combination of photovoltaic power generation, photothermal hot water heating, thermoelectric power generation and photothermal baking, which increases the utilization rate of solar energy, and the heat collection speed of the double-effect collector is fast , The power generation capacity is sufficient, the baking effect of the solar oven is good, and the integration performance of the device is high.

Description

A photovoltaic-photothermal-thermoelectric and baking integrated solar energy utilization device

technical field

The invention relates to the technical field of solar energy utilization, and more specifically, relates to a photovoltaic-photothermal-thermoelectricity and baking integrated solar energy utilization device.

Background technique

Solar energy is a clean, economical and non-polluting energy. With the development of economy and the continuous progress of science and technology, the utilization of solar energy has attracted more and more attention. Solar heat collection technology is also constantly developing and innovating, and is widely used in various fields of the national economy. Especially in the civilian field, the application of solar cookers has been recognized by people, bringing real convenience to people's lives. The principle of ordinary solar photovoltaic cell power generation is that sunlight shines on the photovoltaic cell through the cover plate and EVA. After the photovoltaic cell absorbs the transmitted sunlight energy, less than 20% of it is converted into electrical energy, and the rest is converted into heat and absorbed by the battery module. , and finally lost in the air. If it cannot be utilized, on the one hand, it will cause a large waste, on the other hand, the heat absorbed by the photovoltaic module will increase the temperature of the battery panel, reduce the power generation efficiency and shorten the life of the battery module.

Following the development trend of national policies, civilian solar photovoltaic power generation systems will become common household appliances, and solar photovoltaic power generation systems will develop towards diversified developments such as power generation, hot water, and cooking. At present, the existing solar photovoltaic power generation system has the function of generating electricity and hot water at the same time, but lacks an effective combination with other solar energy utilization devices, and cannot maximize the use of solar energy in life. For example, Chinese patent application number: 201320450118.5, Application date: July 26, 2013. The name of the invention is: a solar photovoltaic-photothermal-thermoelectric comprehensive utilization system. The application discloses a solar photovoltaic-photothermal-thermoelectric comprehensive utilization system, including a collector , photothermal insulation bucket assembly and photovoltaic thermoelectric control circuit, the glass cover plate in the collector, EVA filling layer, back plate, first heat transfer plate, thermoelectric chip, second heat transfer plate, and heat insulation material layer pass through the aluminum alloy frame Laminated and fixed; photothermal heat preservation barrel assembly includes the first water pump, the second water pump, the first stage heat preservation barrel, water level and temperature sensor, temperature control device, solenoid valve, second stage heat preservation barrel and auxiliary heating device, the second stage heat preservation There is an auxiliary heating device inside the bucket; the solar cells in the collector are connected in parallel with the thermoelectric chip and then connected to the controller, the controller is connected to the battery and the inverter respectively, and the inverter is connected to the load. This patented solution can generate power and heat water at the same time, but the utilization rate of solar energy is low, and the heat collected by the heat collector is insufficient.

Another example is the Chinese patent application number: 201420221311.6, application date: April 30, 2014, and the name of the invention is: a solar cooker concentrating photovoltaic photothermal power generation comprehensive utilization device. The application includes photovoltaic photothermal temperature difference power generation boilers, Concentrating solar cooker and solar cooker and boiler support components, the concentrated solar cooker reflects the collected sunlight to the photovoltaic photothermal temperature difference power generation boiler; the top photovoltaic power generation module and the bottom photovoltaic power generation collector are respectively located on the top of the furnace body And the bottom, there is also a temperature difference power generation sheet between the bottom photovoltaic power generation heat collector and the furnace body, all of which are used for solar photovoltaic power generation. This patent scheme combines the heat collector with the furnace body and is fixed on the solar cooker, which has few functions and low heating efficiency, and needs further improvement.

Contents of the invention

1. The technical problem to be solved by the invention

The purpose of the present invention is to overcome the shortcomings of poor comprehensive performance and low integration of solar energy utilization devices in the prior art, and provide a photovoltaic-photothermal-thermoelectricity and baking integrated solar energy utilization device. The technical solution of the present invention, through The organic combination of various mechanisms realizes the functions of photovoltaic power generation, photothermal hot water heating, thermoelectric power generation and photothermal baking, which increases the utilization rate of solar energy, and the heat collection speed of the double-effect collector is fast and the power generation is sufficient. , the baking effect of the solar oven is good, and the integration performance of the device is high.

2. Technical solution

In order to achieve the above object, the technical scheme provided by the invention is:

A photovoltaic-photothermal-thermoelectric and baking integrated solar energy utilization device of the present invention includes a support mechanism, a reflection mechanism, a light-to-heat conversion mechanism and a hot water storage mechanism, wherein: the support mechanism includes a top fixed frame, a fixed frame Bracket, lower reflective mirror mounting frame, angle adjustment frame and bottom frame, bottom frame is equipped with bottom wheels, two angle adjustment frames are hinged on the installation shaft of a pair of bottom wheels, and one end of the lower reflective mirror mounting frame Hinged with the middle of the bottom frame, the other end of the lower reflector mounting frame is connected to the angle adjustment frame; the top fixed frame is fixedly connected to the lower reflector mounting frame through 4 fixed frame brackets, and the top fixed frame is connected to the lower reflector The mounting frame is arranged in parallel; the reflection mechanism includes an upper reflector and a lower reflector, the upper reflector is connected with the top fixed frame, the lower reflector is hinged with the lower reflector mounting frame, and the unfolding direction of the upper reflector is the same as that of the lower reflector The direction of deployment is a cross of "ten"; the photothermal conversion mechanism is installed on the top fixed frame, the photothermal conversion mechanism is a double-effect heat collector and a solar oven, and the double-effect heat collector is used for photothermal power generation As well as supplying heat to the hot water storage mechanism, the solar oven is used to bake the placed items.

As a further improvement of the present invention, the double-effect heat collector includes a heat collection power generation assembly and photovoltaic modules symmetrically arranged on both sides of the heat collection power generation assembly. The battery sheet, the back plate and the aluminum frame, the glass cover plate and the back plate are arranged in parallel, and the back plate is close to the thermal power generation assembly, the EVA filling layer is between the glass cover plate and the back plate, and the EVA filling layer is distributed There are solar cells, the solar cells are connected with the power storage system, and the outer edge of the photovoltaic module is wrapped with an aluminum frame. The heat transfer alloy plate is fixed on the plate through the heat conduction glue;

The heat collection and power generation assembly includes a water-flowing heat-collecting tube, a thermoelectric power generation sheet and a rubber ring, and the thermo-electricity generation sheet and the rubber ring are symmetrically distributed on both sides of the water-flowing heat-collecting pipe, and the water-flowing heat-collecting pipe is divided into 2 to 4 Pipeline, each pipeline is provided with at least 3 pieces of thermoelectric power generation sheets, the thermoelectric power generation sheets are fixed between the water collector tube and the heat transfer alloy plate through heat-conducting glue, and each thermoelectric power generation sheet is connected in series to the power storage system , the rubber ring and the thermoelectric power generation sheet are distributed on the same layer, the rubber ring is fixedly connected between the aluminum frame and the water collector tube through the heat insulating glue, and the photovoltaic module and the heat collector power generation assembly are pressed and fixed by the fastening frame; The water-flowing heat-collecting pipe is connected with the water delivery pipe, and the double-effect heat collector is connected with the hot water storage mechanism through the water delivery pipe.

As a further improvement of the present invention, the solar oven includes an upper glass cover, a lower glass cover and a frame, the lower glass cover is fixedly connected to the bottom of the frame, and the upper glass cover is installed on the upper part of the frame ; The frame is divided into inner and outer layers, between the inner and outer layers of the frame is filled with a foam insulation material layer, and the side wall of the inner layer of the frame is pasted with a reflective film, and the inner side wall of the frame is also provided with evenly spaced Grid plate, the grid plate is divided into upper and lower layers, and the positions of the two layers of grid plates correspond to the upper and lower levels, and a glass baffle is inserted in the groove between adjacent grid plates, and the glass baffle has 2 to 5 piece.

As a further improvement of the present invention, the hot water storage mechanism includes a first heat preservation tank, a first water pump, a solenoid valve, a control device, an upper water level sensor, a lower water level sensor, a second water pump, a second heat preservation tank and auxiliary heating device, the water inlet and outlet of the heat collection and power generation assembly are connected to the first heat preservation barrel through a water pipe, and two branch roads are arranged on the water pipe at the water inlet end of the heat collection power generation assembly, and a branch road is installed with The first water valve, the first water pump and the second water valve are installed on the other branch; the upper part of the first thermal insulation bucket is connected to the tap water pipeline through a solenoid valve, and an upper water level sensor and a lower water level sensor are arranged on the side wall of the first thermal insulation bucket. The water level sensor is provided with a temperature sensor on the lower water level sensor, the solenoid valve, the upper water level sensor, the lower water level sensor, the temperature sensor and the second water pump are connected to the control device respectively, and the water outlet at the bottom of the first thermal insulation barrel passes through the second water level sensor. The second water pump is connected to the top of the second heat preservation barrel, and an auxiliary heating device is arranged inside the second heat preservation barrel, and water outlet valves are arranged at the bottom of the first heat preservation barrel and the second heat preservation barrel.

As a further improvement of the present invention, the lower reflective mirror includes a plane mirror, an elastic band and a telescopic pull rod. The other end of the telescopic pull rod is connected with the top fixed frame, and the outermost picture frame is connected with the innermost picture frame through an elastic band.

As a further improvement of the present invention, the top fixed frame is composed of a fixed frame side wall and a fixed frame bottom edge, the cross section of the top fixed frame is an L-shaped structure, and the fixed frame side wall forms a vertical section of the L-shaped structure. The bottom edge of the frame forms the horizontal segment of the L-shaped structure.

3. Beneficial effect

Compared with the prior art, the technical solution provided by the invention has the following beneficial effects:

(1) A photovoltaic-photothermal-thermoelectricity and baking integrated solar energy utilization device of the present invention is provided with an upper reflector and a lower reflector on the support mechanism, which has a good light concentrating effect, and the light on the top fixed frame The heat conversion mechanism is a double-effect heat collector and a solar oven, so that the solar energy utilization device can not only perform photovoltaic power generation, photothermal hot water heating and temperature difference power generation, but also realize baking and cooking. It has many functions and high integration. High utilization rate;

(2) A photovoltaic-photothermal-thermoelectric and baking integrated solar energy utilization device of the present invention is provided with solar cells in the photovoltaic module, and is provided with a thermoelectric power generation sheet and a water-flowing heat collector in the heat collection power generation assembly , and the photovoltaic modules are symmetrically arranged on both sides of the heat collector power generation assembly, so that the double-effect collector has two light and heat collection surfaces, and the two sides can conduct heat transfer and power generation at the same time, and the solar energy utilization rate is high, which increases the heat transfer and power generation efficiency ;

(3) A photovoltaic-photothermal-thermoelectric and baking integrated solar energy utilization device of the present invention, its solar oven is provided with an upper glass cover and a lower glass cover, and a reflective film is attached on the side wall of the frame , so that the internal objects have a large light-receiving surface, are heated evenly, and have a good baking effect;

(4) A photovoltaic-photothermal-thermoelectric and baking integrated solar energy utilization device of the present invention is provided with an angle adjustment frame on the support mechanism, and the lower reflector is connected with the top fixed frame through a telescopic pull rod, and the angle adjustment frame and The telescopic pull rod can adjust the direction of sunlight reflection, so as to improve the utilization rate of solar energy, the structure design is reasonable, and the operation is simple.

Description of drawings

Fig. 1 is a structural schematic diagram of a photovoltaic-photothermal-thermoelectricity and baking integrated solar energy utilization device of the present invention;

Fig. 2 is the structural representation of supporting mechanism among the present invention;

Fig. 3 is the structural representation of angle adjusting frame among the present invention;

Fig. 4 is the structural representation of top fixed frame among the present invention;

Fig. 5 is the structural representation of middle and lower reflective mirror of the present invention;

Fig. 6 is the front view structure schematic diagram of double-effect heat collector among the present invention;

Fig. 7 is the schematic diagram of the front view of the internal structure of the double-effect heat collector in the present invention;

Fig. 8 is a top view structural schematic diagram of the internal structure of the double-effect heat collector in the present invention;

Fig. 9 is the structural representation of solar oven in the present invention;

Fig. 10 is a schematic side view of the internal structure of the solar oven in the present invention.

Explanation of the labels in the schematic diagram: 1. Double-effect heat collector; 1-1. Photovoltaic module; 1-1-1. Fastening frame; 1-1-2. Glass cover plate; 1-1-3. EVA filling layer ;1-1-4, solar cells; 1-1-5, back plate; 1-1-6, aluminum frame; 1-1-7, heat transfer alloy plate; 1-2, thermal power generation assembly; 1-2-1, water-flow collector tube; 1-2-2, thermoelectric power generation sheet; 1-2-3, rubber ring;

2-1, upper glass cover; 2-2, lower glass cover; 2-3, frame; 2-4, glass baffle; 2-5, grid plate;

3-1, upper mirror; 3-2, lower mirror; 3-2-1, flat mirror; 3-2-2, elastic band; 3-2-3, telescopic rod;

4-1, top fixed frame; 4-1-1, side wall of fixed frame; 4-1-2, bottom edge of fixed frame; 4-2, fixed frame bracket; 4-3, lower mirror mounting frame; 4- 4. Angle adjustment frame; 4-4-1, outer casing; 4-4-2, inner casing; 4-4-3, fastening device; 4-4-4, first clamping foot; 4-4- 5. Second pinch; 4-5. Bottom frame; 4-6. Bottom wheel;

5. The first insulation barrel; 6. The first water pump; 7. The first water valve; 8. The second water valve; 9. Solenoid valve; 10. Control device; 11. Upper water level sensor; 12. Lower water level sensor; 13 1. The second water pump; 14. The second heat preservation bucket; 15. The auxiliary heating device.

detailed description

In order to further understand the content of the present invention, the present invention will be described in detail in conjunction with the accompanying drawings and embodiments.

Example 1

Referring to Figure 1, a photovoltaic-photothermal-thermoelectric and baking integrated solar energy utilization device in this embodiment includes a support mechanism, a reflection mechanism, a light-to-heat conversion mechanism and a hot water storage mechanism, wherein:

Referring to Fig. 2, Fig. 3 and Fig. 4, the supporting mechanism in this embodiment includes a top fixed frame 4-1, a fixed frame support 4-2, a lower mirror mounting frame 4-3, an angle adjustment frame 4-4 and a bottom frame 4-5, bottom frame 4-5 is equipped with bottom wheel 4-6, is hinged with two angle adjustment frames 4-4 on the mounting shaft of a pair of bottom wheels 4-6, and this angle adjustment frame 4-4 can Telescopic adjustment: one end of the above-mentioned lower mirror mounting frame 4-3 is hinged with the middle part of the bottom frame 4-5, and its other end is connected with the angle adjustment frame 4-4. The fixed frame support 4-2 perpendicular to its place surface is installed on the lower reflective mirror mounting frame 4-3, and the top fixed frame 4-1 is fixedly connected with the lower reflective mirror mounting frame 4-3 by 4 fixed frame supports 4-2, And the top fixed frame 4-1 is arranged in parallel with the lower mirror mounting frame 4-3. The above-mentioned angle adjustment frame 4-4 includes an outer sleeve 4-4-1, an inner sleeve 4-4-2, a fastening device 4-4-3, a first clamping foot 4-4-4 and a second clamping foot 4-4-4. 4-5, at least two sockets are arranged at intervals on the inner casing 4-4-2, fastening holes are arranged on the outer casing 4-4-1, and the fastening device 4-4-3 penetrates the above sockets and fastening holes, so that the outer casing 4-4-1 is fixed on the inner casing 4-4-2, the first clamping foot 4-4-4 is connected with the bottom frame 4-5, and the second clamping foot 4-4- 5 links to each other with lower reflective mirror mounting frame 4-3. By changing the length of the angle adjustment frame 4-4, the inclination angle of the lower reflector mounting frame 4-3 can be adjusted to obtain more light and increase the utilization rate of solar energy.

The above-mentioned top fixed frame 4-1 is composed of a fixed frame side wall 4-1-1 and a fixed frame bottom edge 4-1-2. The cross section of the top fixed frame 4-1 is an L-shaped structure, and the fixed frame side wall 4-1 1-1 forms the vertical section of the L-shaped structure, and the bottom edge of the fixed frame 4-1-2 forms the horizontal section of the L-shaped structure. When in use, the light-to-heat conversion mechanism is supported by the bottom edge 4-1-2 of the fixed frame, and the side wall 4-1-1 of the fixed frame surrounds the light-to-heat conversion mechanism to prevent it from shaking and falling off.

Referring to Fig. 5, the reflection mechanism in the present embodiment includes an upper reflector 3-1 and a lower reflector 3-2, and the upper reflector 3-1 is installed on the opposite side surfaces of the top fixed frame 4-1, and the upper reflector There is an inclination angle between 3-1 and the surface where the top fixing frame 4-1 is located, so as to better reflect light to the upper surface of the light-to-heat conversion mechanism. The lower reflector 3-2 is hinged with the lower reflector mounting frame 4-3, and the deployment direction of the upper reflector 3-1 and the deployment direction of the lower reflector 3-2 are "ten" crosses, avoiding the upper reflector 3- 1 blocks the sunlight required by the lower reflector 3-2. The lower reflector 3-2 in the present embodiment comprises plane mirror 3-2-1, elastic band 3-2-2 and telescopic pull rod 3-2-3, and described plane mirror 3-2-1 is installed in the picture frame, and 3 plane mirrors 3-2-1 is arranged and hinged through the picture frame, and the side of the picture frame at the outermost end is connected with a telescopic pull rod 3-2-3, and the other end of the telescopic pull rod 3-2-3 is connected with the side wall of the top fixed frame 4-1, and The outermost picture frame is connected with the innermost picture frame through two parallel elastic bands 3-2-2. When changing the length of the telescopic pull rod 3-2-3, the angle of inclination of the flat mirror 3-2-1 that links to each other with the telescopic pull rod 3-2-3 changes, and the sleeve loop of the elastic band 3-2-2 is adjusted simultaneously to make the other The inclination angles of the two plane mirrors 3-2-1 are appropriately changed so that all three plane mirrors 3-2-1 can reflect sunlight to the lower surface of the light-to-heat conversion mechanism.

The photothermal conversion mechanism in this embodiment is a double-effect heat collector 1 and a solar oven. During normal use, the double-effect heat collector 1 is installed on the top fixed frame 4-1 for photothermal power generation and heat transfer. The water storage mechanism supplies heat; when baking is required, the solar oven is installed on the top fixed frame 4-1 for baking the placed items. Through the conversion of the double-effect heat collector 1 and the solar oven, the needs of different time periods are met.

Referring to Fig. 6, Fig. 7 and Fig. 8, the double-effect heat collector 1 in this embodiment includes a heat collection and power generation assembly 1-2 and photovoltaic modules 1-1 symmetrically arranged on both sides of the heat collection and power generation assembly 1-2 , wherein: photovoltaic module 1-1 includes glass cover plate 1-1-2, EVA filling layer 1-1-3, solar battery sheet 1-1-4, back plate 1-1-5 and aluminum frame 1-1- 6. The glass cover plate 1-1-2 is set parallel to the back plate 1-1-5, and the back plate 1-1-5 is close to the thermal power generation assembly 1-2, and the glass cover plate 1-1-2 and the back plate Between the plates 1-1-5 is an EVA filling layer 1-1-3, and a solar cell 1-1-4 is distributed in the EVA filling layer 1-1-3, and the solar cell 1-1-4 is connected with the battery connected to the electrical system. The outer edge of the photovoltaic module 1-1 is wrapped with an aluminum frame 1-1-6, a glass cover plate 1-1-2, an EVA filling layer 1-1-3, a solar battery sheet 1-1-4, and a back plate 1-1 -5 is laminated and fixed by the aluminum frame 1-1-6, and the heat transfer alloy plate 1-1-7 is fixed on the back plate 1-1-5 through heat conduction adhesive for heat conduction.

The above-mentioned heat collecting and generating assembly 1-2 includes a water-flowing heat collecting tube 1-2-1, a thermoelectric generating sheet 1-2-2 and a rubber ring 1-2-3, a thermoelectric generating sheet 1-2-2, and a rubber ring 1 -2-3 is symmetrically distributed on both sides of the water collector tube 1-2-1, the water collector tube 1-2-1 is divided into 3 pipelines, and 4 pieces of thermoelectric power generation sheets 1-2 are arranged on each pipeline -2, the thermoelectric power generation sheet 1-2-2 is fixedly connected between the water collector tube 1-2-1 and the heat transfer alloy plate 1-1-7 through heat-conducting glue, and each thermoelectric power generation sheet 1-2 on the same layer -2 connected in series to the power storage system. The above-mentioned rubber ring 1-2-3 and the thermoelectric power generation sheet 1-2-2 are distributed on the same layer, and the rubber ring 1-2-3 is fixedly connected to the aluminum frame 1-1-6 and the water collector tube 1-2 through heat-insulating glue. Between -1. In this embodiment, the photovoltaic module 1-1 and the thermal power generation assembly 1-2 are pressed and fixed by the fastening frame 1-1-1 to form a double-effect heat collector 1, and both sides of the double-effect heat collector 1 can simultaneously Heat transfer, power generation, high utilization rate of solar energy, increased heat transfer, power generation efficiency. The heat collecting pipe 1-2-1 in which the water flows is connected with the water delivery pipe, and the double-effect heat collector 1 is connected with the hot water storage mechanism through the water delivery pipe.

The hot water storage mechanism in this embodiment includes a first heat preservation tank 5, a first water pump 6, a solenoid valve 9, a control device 10, an upper water level sensor 11, a lower water level sensor 12, a second water pump 13, a second heat preservation tank 14 and Auxiliary heating device 15, the water inlet and water outlet of heat collection power generation assembly 1-2 are connected with the first heat preservation bucket 5 through water delivery pipes, and two water delivery pipes are provided on the water inlet end of heat collection power generation assembly 1-2 Branches, a first water valve 7 is installed on one branch, and a first water pump 6 and a second water valve 8 are installed on the other branch. The top of the first heat preservation barrel 5 is connected to the tap water pipeline, and an electromagnetic valve 9 is provided on the connection pipe, and an upper water level sensor 11 and a lower water level sensor 12 are arranged on the side wall of the first heat preservation barrel 5, and a water level sensor 12 is arranged on the lower water level sensor 12. The temperature sensor, the electromagnetic valve 9 , the upper water level sensor 11 , the lower water level sensor 12 , the temperature sensor and the second water pump 13 are respectively connected with the control device 10 . The water outlet at the bottom of the first heat preservation barrel 5 is connected to the second heat preservation barrel 14 top by the second water pump 13, the second heat preservation barrel 14 inside is provided with auxiliary heating device 15, and the first heat preservation barrel 5 and the second heat preservation barrel 14 sides A water outlet valve is arranged at the bottom of the wall.

During work, the solenoid valve 9 is controlled by the control device 10 to open the valve, and the water inlet enters the water. When the water level rises to the height of the upper water level sensor 11, the solenoid valve 9 is controlled by the control device 10 to stop the water intake; the first water valve 7 is opened, and the water Enter the double-effect heat collector 1 for heating, the temperature of the water in the double-effect heat collector 1 rises, the density decreases, and the water level of the high-temperature part rises. cycle between heater 1. A temperature sensor is arranged on the lower water level sensor 12, and when the water temperature rises to a certain value, the second water pump 13 is started by the control device 10 to discharge the water of the first heat preservation bucket 5 to the second heat preservation bucket 14, when the water in the first heat preservation bucket 5 When the water level dropped to the height of the lower water level sensor 12, the second water pump 13 stopped draining, and the electromagnetic valve 9 was opened to carry out the next round of water circulation. For the first water valve 7, it is always in an open state during work. After the system works for a period of time or more for a week, scale will be generated in the double-effect heat collector 1, and the scale will be removed by the first water pump 6. When removing scale, first close the first water valve 7, open the second water valve 8, start the first water pump 6 to work at high speed, generate high-pressure water flow, and remove the scale in the double-effect heat collector 1 and the connected pipeline to the first Insulation bucket 5, open the outlet valve at the bottom of the first insulation bucket 5 side walls again to get rid of scale, and the remaining part can be removed by hand. In this embodiment, the first water pump 6 may also be used to supply water to the double-effect heat collector 1 for forced water circulation. In addition, in rainy weather, the auxiliary heating device 15 can be used to heat the water in the second heat preservation barrel 14, which is convenient for use.

This embodiment also includes a power storage system, which includes a controller, a storage battery, an inverter and a load, wherein: the upper solar cell 1-1-4, the lower solar cell 1-3-3, and the thermoelectric power generation sheet The output circuit of 1-2-2 is connected in parallel to the controller, the controller is connected to the battery and the inverter, the inverter is connected to the load, the battery discharges the inverter through the controller, and the inverter supplies power to the load .

When it is necessary to utilize solar energy to bake food, the double-effect heat collector 1 is unloaded from the top fixed frame 4-1, and the solar oven is installed on the top fixed frame 4-1. Referring to Fig. 9 and Fig. 10 (do not contain upper glass cover plate 2-1 among Fig. 9), the solar oven in the present embodiment comprises upper glass cover plate 2-1, lower glass cover plate 2-2 and frame 2- 3. The lower glass cover 2-2 is fixedly connected to the bottom of the frame 2-3, and the upper glass cover 2-1 is installed on the upper part of the frame 2-3. The frame 2-3 is divided into inner and outer layers, and a foam insulation layer is filled between the inner and outer layers of the frame 2-3 to prevent internal heat loss, and a reflective film is pasted on the side wall of the inner layer of the frame 2-3 to reflect light . On the inner layer side wall of the frame 2-3, there are also grid plates 2-5 evenly spaced, the grid plates 2-5 are divided into upper and lower layers, and the positions of the two layers of grid plates 2-5 correspond to A glass baffle 2-4 is inserted in the groove between the adjacent grid plates 2-5, and the glass baffle 2-4 has 3 pieces, which can be placed in different compartments according to the difference of the baked goods. open space. The upper surface and the lower surface of the solar oven in this embodiment can receive the light gathered by the reflection mechanism at the same time, and then through the reflection of the reflective film, the surface of the baked food is heated at the same time, the heating is uniform, and the baking effect is good , to avoid the phenomenon of being scorched by a single point of heat.

The technical solution of this embodiment realizes the functions of photovoltaic power generation, photothermal hot water heating, thermoelectric power generation and photothermal baking through the organic combination of various mechanisms, and increases the utilization rate of solar energy, and the double-effect heat collector 1 The heat collection speed is fast, the power generation is sufficient, the baking effect of the solar oven is good, and the integration performance of the device is high, which brings real convenience to people's life.

The above schematically describes the present invention and its implementation, which is not restrictive, and what is shown in the drawings is only one of the implementations of the present invention, and the actual structure is not limited thereto. Therefore, if a person of ordinary skill in the art is inspired by it, without departing from the inventive concept of the present invention, without creatively designing a structural mode and embodiment similar to the technical solution, it shall all belong to the protection scope of the present invention .

Claims (4)

1. photovoltaic-photo-thermal-thermoelectricity utilizes device with baking integral solar energy, it is characterised in that: include supporting mechanism, anti- Penetrate mechanism, photothermal conversion mechanism and hot water storing mechanism, wherein:

Described supporting mechanism includes top fixed frame (4-1), fixed frame support (4-2), lower reflective mirror installing rack (4-3), angle Adjusting bracket (4-4) and under(-)chassis (4-5), described under(-)chassis (4-5) is provided with return pulley (4-6), a pair return pulley (4-6) Installation axle on be hinged with two angular adjustment framves (4-4), described lower reflective mirror installing rack (4-3) one end and under(-)chassis (4-5) Middle part hinged, the other end of lower reflective mirror installing rack (4-3) is connected with angular adjustment frame (4-4)；Described top is fixed Frame (4-1) is connected with lower reflective mirror installing rack (4-3) by 4 fixed frame supports (4-2), and top fixed frame (4-1) It is arranged in parallel with lower reflective mirror installing rack (4-3)；

Described top fixed frame (4-1) is made up of fixed frame sidewall (4-1-1) and fixed frame base (4-1-2), and this top is solid The cross section determining frame (4-1) is L-shaped structure, the vertical section of fixed frame sidewall (4-1-1) composition L-shaped structure, fixed frame base (4-1-2) horizontal segment of L-shaped structure is formed；

Described reflecting mechanism includes top reflective mirror (3-1) and bottom reflective mirror (3-2), and top reflective mirror (3-1) is solid with top Determining frame (4-1) to connect, bottom reflective mirror (3-2) is hinged with lower reflective mirror installing rack (4-3), and top reflective mirror (3-1) The expansion direction of expansion direction and bottom reflective mirror (3-2) intersect in " ten " word；

Described photothermal conversion mechanism is installed on top fixed frame (4-1), this photothermal conversion mechanism be both heat collecting device (1) and Solar energy baking box, described both heat collecting device (1) is for photo-thermal power generation and to hot water storing mechanism heat supply, and described solar energy dries Baking box is for toasting the article placed.

A kind of photovoltaic-photo-thermal-thermoelectricity the most according to claim 1 utilizes device with baking integral solar energy, and its feature exists In: described both heat collecting device (1) includes thermal-arrest generating assembly (1-2) and is symmetricly set on thermal-arrest generating assembly (1-2) both sides Photovoltaic module (1-1), described photovoltaic module (1-1) includes glass cover-plate (1-1-2), EVA packed layer (1-1-3), too Sun energy cell piece (1-1-4), backboard (1-1-5) and aluminium frame (1-1-6), described glass cover-plate (1-1-2) and backboard (1-1-5) It is arranged in parallel, and backboard (1-1-5) is near thermal-arrest generating assembly (1-2), at glass cover-plate (1-1-2) and backboard (1-1-5) Between be EVA packed layer (1-1-3), in EVA packed layer (1-1-3), solar battery sheet (1-1-4) is distributed, this is too Sun can be connected with accumulating system by cell piece (1-1-4), is enclosed with aluminium frame (1-1-6) in photovoltaic module (1-1) outer rim, described Glass cover-plate (1-1-2), EVA packed layer (1-1-3), solar battery sheet (1-1-4), backboard (1-1-5) pass through aluminium frame (1-1-6) lamination is fixing, is connected with heat transfer alloy sheets (1-1-7) by heat-conducting glue on backboard (1-1-5)；

Described thermal-arrest generating assembly (1-2) includes leak water thermal-collecting tube (1-2-1), thermo-electric generation sheet (1-2-2) and elastic tape (1-2-3), Described thermo-electric generation sheet (1-2-2), elastic tape (1-2-3) are symmetrically distributed in thermal-collecting tube of leaking water (1-2-1) both sides, described in leak water Thermal-collecting tube (1-2-1) is divided into 2～4 pipelines, is provided with at least 3 plate thermo-electric generation sheets (1-2-2), this temperature on every pipeline Difference generating sheet (1-2-2) is fixed in by heat-conducting glue between thermal-collecting tube of leaking water (1-2-1) and heat transfer alloy sheets (1-1-7), each temperature Being connected to accumulating system after difference generating sheet (1-2-2) series connection, described elastic tape (1-2-3) is distributed with thermo-electric generation sheet (1-2-2) In same layer, elastic tape (1-2-3) is connected between aluminium frame (1-1-6) and thermal-collecting tube of leaking water (1-2-1) by adiabatic glue, Described photovoltaic module (1-1) and thermal-arrest generating assembly (1-2) are fixed by fastening frame (1-1-1)；Described collection of leaking water Heat pipe (1-2-1) is connected with water-supply-pipe, and both heat collecting device (1) is connected with hot water storing mechanism by water-supply-pipe.

A kind of photovoltaic-photo-thermal-thermoelectricity the most according to claim 1 utilizes device with baking integral solar energy, and its feature exists In: described solar energy baking box includes upper glass cover-plate (2-1), lower glass cover-plate (2-2) and frame (2-3), described lower glass Glass cover plate (2-2) is connected in frame (2-3) bottom, and described upper glass cover-plate (2-1) is arranged on the top of frame (2-3)； The inside and outside two-layer of described frame (2-3) point, is filled with foamed thermal insulating layer, and frame (2-3) between frame (2-3) ectonexine Post reflective membrane on the sidewall of internal layer, the internal layer sidewall of frame (2-3) is additionally provided with evenly spaced Turbogrid plates (2-5), should Turbogrid plates (2-5) are divided into upper and lower two-layer, and the position of two-layer Turbogrid plates (2-5) is the most corresponding, at adjacent gate panel (2-5) Between groove is fitted with glass baffle plate (2-4), this glass baffle plate (2-4) has 2～5 pieces.

A kind of photovoltaic-photo-thermal-thermoelectricity the most according to claim 2 utilizes device with baking integral solar energy, and its feature exists In: described hot water storing mechanism include the first heat-preserving container (5), the first water pump (6), magnetic valve (9), control device (10), Upper level sensor (11), lower level sensor (12), the second water pump (13), the second heat-preserving container (14) and auxiliary add hot charging Putting (15), the water inlet of described thermal-arrest generating assembly (1-2), delivery port are connected by water-supply-pipe and the first heat-preserving container (5), The water-supply-pipe of thermal-arrest generating assembly (1-2) water inlet end is provided with two branch roads, a branch road is provided with the first water valve (7), First water pump (6) and the second water valve (8) are installed on another branch road；Magnetic valve is passed through on described first heat-preserving container (5) top (9) being connected to water supply pipe, the sidewall at the first heat-preserving container (5) is provided with upper level sensor (11) and lower water level passes Sensor (12), is provided with temperature sensor on lower level sensor (12), described magnetic valve (9), upper level sensor (11), Lower level sensor (12), temperature sensor and the second water pump (13) are connected with control device (10) respectively, and described first protects The delivery port of the bottom of temperature bucket (5) is connected to the second heat-preserving container (14) top, described second insulation by the second water pump (13) Bucket (14) is internally provided with assisted heating device (15), and the first heat-preserving container (5) and the second heat-preserving container (14) bottom are arranged There is flowing water Valve.