CN209963985U

CN209963985U - Photovoltaic and photo-thermal integrated device

Info

Publication number: CN209963985U
Application number: CN201921251379.8U
Authority: CN
Inventors: ***; 刘祖明; 孙群; 兰萍; 高菊芬; 向辉
Original assignee: Technology Achievement Transformation Center Of Qilin District Qujing City
Current assignee: Technology Achievement Transformation Center Of Qilin District Qujing City
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-01-17
Anticipated expiration: 2029-08-05

Abstract

The utility model discloses a photovoltaic photo-thermal integrated device, which comprises a stand column, a purline and a solar cell square matrix composed of a plurality of solar cell panels, wherein the purline stretches across the top of the stand column, the solar cell square matrix is arranged above the purline through an edge water tank and a middle water tank, the lower part of the solar cell square matrix is provided with a sealed bin, a bottom plate of the sealed bin is fixed at the bottom of the purline through vertically and horizontally intersected pressing strips, and the side plates seal the periphery above the bottom plate and below the solar cell square matrix; the sealing bin and the solar cell square matrix are set to be inclined slopes by adjusting the height of the upright column; the slope bottom of the sealed bin is provided with a plurality of air inlets, the slope top of the sealed bin is provided with at least two hot air outlets, one of the hot air outlets is connected with the exhaust fan, and the other hot air outlets are connected with a heat source user. The utility model provides a stable in structure is reliable, and the electric heat conversion is efficient, and solar energy comprehensive utilization is high photovoltaic light and heat integration device.

Description

Photovoltaic and photo-thermal integrated device

Technical Field

The utility model relates to a solar photovoltaic light and heat equipment technical field specifically is a photovoltaic light and heat integration device.

Background

The basic mode of solar energy utilization has two forms of photoelectric and photo-thermal, when solar energy is utilized to generate electricity, the generating efficiency is reduced along with the rise of temperature except the influence of the conversion rate of a direct solar panel, the direct irradiation of sunlight enables a photovoltaic module to generate heat, only 18% -20% of light energy is converted into electric energy, most of the remaining energy is dissipated in the form of heat energy, and the module reduces 0.4% -0.5% of output power every time the temperature rises by 1 ℃, therefore, if the temperature of the module can be reduced, the generating efficiency of the module can be improved, the dissipated heat can be collected and utilized, a photovoltaic and photo-thermal integrated system is constructed, and the comprehensive utilization rate of the solar energy is improved. At present, in the prior art, a single photovoltaic photo-thermal component is mostly used thermoelectrically, a plurality of photovoltaic photo-thermal components are combined into a square matrix, and the whole system for carrying out the thermoelectrically utilization on the photovoltaic photo-thermal square matrix is few, and the systems generally have the problems of poor stability of the installation of a building structure and the photovoltaic component, low efficiency of energy conversion and low comprehensive utilization rate of solar energy. Therefore, a photovoltaic and photo-thermal integrated device with stable and reliable structure, high electrothermal conversion efficiency and high solar comprehensive utilization rate needs to be developed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stable in structure is reliable, and the electric heat conversion is efficient, and solar energy comprehensive utilization is high photovoltaic light and heat integration device.

In order to achieve the above object, the utility model provides a following technical scheme: a photovoltaic and photothermal integrated device comprises a stand column, a purline and a solar cell square matrix composed of a plurality of solar cell panels, wherein the purline stretches across the top of the stand column, the solar cell square matrix is arranged above the purline through an edge water tank and a middle water tank, a sealing bin is arranged at the lower part of the solar cell square matrix and comprises a bottom plate and side plates, the bottom plate is fixed at the bottom of the purline through vertically and horizontally intersected pressing strips, and the sides above the bottom plate and below the solar cell square matrix are sealed by the side plates; the sealing bin and the solar cell square matrix are set to be inclined slopes by adjusting the height of the upright column; a plurality of air inlets are arranged at the slope bottom of the sealed bin, at least two hot air outlets are arranged at the slope top of the sealed bin, one hot air outlet is connected with an exhaust fan, and the other hot air outlets are connected with a heat source user through hot air pipes;

the back plate of each solar cell panel is stuck with a plurality of T-shaped fins in a staggered manner, each T-shaped fin comprises a horizontal plate and a vertical plate, the bottom edge of each horizontal plate is stuck with the back plate of each solar cell panel, one end of each horizontal plate is stuck with the back plate frame of each solar cell panel through the vertical plate, an air circulation channel is reserved between the other end of each horizontal plate and the other frame of each back plate, cold air enters the sealed bin from the air inlet, is disturbed by the T-shaped fins and exchanges heat with the T-shaped fins, one part of air after temperature rise is sucked by the exhaust fan and discharged from the exhaust port of the exhaust fan, and the other part of air is guided into a heat source.

Furthermore, the T-shaped fins are made of aluminum plates with the height of 30-50 mm, and the horizontal plate interval distance of the T-shaped fins is 150-230 mm.

Furthermore, the bottoms of the edge water tank and the middle water tank are connected with the top of the purline through self-tapping screws, and the tops of the edge water tank and the middle water tank are connected with the bottom of the solar cell frame through the self-tapping screws.

Furthermore, the bottom plate and the side plate of the sealed bin are both made of polystyrene foam plates.

Furthermore, a junction box is arranged on the back surface of the solar cell panel and is connected with a power grid through a wire and an inverter.

The utility model has the advantages that: the utility model discloses a set up the sealed storehouse in the lower part of solar cell square matrix, and set up the air inlet at the low end of sealed storehouse, be provided with hot air outlet at high-end, hot air outlet adopts the air exhauster to suck, has strengthened the air cycle of sealed storehouse, takes away the heat in the sealed storehouse in time, can reduce the temperature of photoelectric component effectively, improve the photoelectric conversion efficiency of subassembly; the waste heat of the photovoltaic component is utilized by the heat source user, so that the heat utilization rate can be improved; meanwhile, the back plate of each solar cell panel is stuck with a plurality of T-shaped ribs in a staggered mode, cold air enters the sealed bin from the air inlet, and is disturbed by the T-shaped ribs and exchanges heat with the T-shaped ribs, so that the heat exchange efficiency is high, the influence of heat on the photoelectric conversion efficiency of the assembly can be effectively avoided, the service life of the battery assembly is prolonged, and the comprehensive utilization rate of solar energy is improved.

Drawings

FIG. 1 is a schematic view of the overall installation structure of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged view of part I of FIG. 2;

FIG. 4 is an enlarged view of section II of FIG. 2;

FIG. 5 is an enlarged view of part III of FIG. 2;

fig. 6 is a schematic diagram of an arrangement structure of T-shaped ribs of a solar panel back plate.

In the figure: 1-upright column, 2-sealed bin, 21-bottom plate, 22-batten, 23-side plate, 3-air inlet, 4-solar panel, 41-T-shaped fin, 411-horizontal plate, 412-vertical plate, 42-solar cell frame, 43-junction box, 5-exhaust fan, 6-hot air pipe, 7-purlin, 8-side water tank and 9-middle water tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a photovoltaic and photothermal integrated device comprises a stand column 1, a purline 7 and a solar cell square matrix composed of a plurality of solar cell panels 4, wherein the purline 7 stretches across the top of the stand column 1, the solar cell square matrix is arranged above the purline 7 through a side water channel 8 and a middle water channel 9, a sealing bin 2 is arranged at the lower part of the solar cell square matrix, the sealing bin 2 comprises a bottom plate 21 and side plates 23, the bottom plate 21 is fixed at the bottom of the purline 7 through vertically and horizontally intersected pressing strips 22, and the sides above the bottom plate 21 and the periphery below the solar cell square matrix are sealed by the side plates 23; the sealing bin 2 and the solar cell square matrix are set to be inclined slopes by adjusting the height of the upright column 1; a plurality of air inlets 3 are arranged at the slope bottom of the sealed bin 2, at least two hot air outlets are arranged at the slope top of the sealed bin 2, one hot air outlet is connected with an exhaust fan 5, and the other hot air outlets are connected with a heat source user through a hot air pipe 6;

a plurality of T-shaped ribs 41 are adhered to the back plate of each solar cell panel 4 in a staggered mode, each T-shaped rib 41 comprises a horizontal plate 411 and a vertical plate 412, the bottom edge of each horizontal plate 411 is adhered to the back plate of each solar cell panel 4, one end of each horizontal plate 411 is adhered to the frame of the back plate of each solar cell panel 4 through the corresponding vertical plate 412, an air circulation channel is reserved between the other end of each horizontal plate 411 and the other frame of the back plate, cold air enters the sealed cabin 2 from the air inlet 3 and flows through the T-shaped ribs 41 to exchange heat with the T-shaped ribs 41, one part of air after temperature rise is sucked through the exhaust fan 5 and discharged from the exhaust port of the exhaust fan 5, and the other part of air is guided into a heat source user.

The T-shaped fins 41 are made of aluminum plates with the height of 30-50 mm, and the horizontal plates 411 of the T-shaped fins 41 are spaced at intervals of 150-230 mm. Aluminum plate's thermal conductivity is good, can give the air with heat transfer effectively, and the height of T type fin 41 and air current channel's reasonable design can carry out the vortex effectively to the air, can not cause great resistance to the circulation of air again.

The bottoms of the side water tanks 8 and the middle water tank 9 are connected with the tops of the purlines 7 through self-tapping screws, and the tops of the side water tanks 8 and the middle water tank 9 are connected with the bottom of the solar cell frame 42 through the self-tapping screws.

The bottom plate 21 and the side plate 23 of the sealed cabin 2 are both made of polystyrene foam plates. The polystyrene foam board has the advantages of good heat insulation performance and light weight.

The back of the solar panel 4 is also provided with a junction box 43, and the junction box 43 is connected with a power grid through a wire via an inverter.

The utility model discloses a constitute solar cell square matrix with a plurality of solar cell panel 4, and set up sealed storehouse 2 in the lower part of solar cell square matrix, sealed storehouse 2 and solar cell square matrix set up the slope of slope through the height of adjustment stand 1, set up air inlet 3 at the low side of sealed storehouse 2, be provided with hot air outlet at high-end, hot air outlet includes two at least, one is connected with air exhauster 5, other hot air outlet is connected with the heat source user through hot-blast main 6, air exhauster 5 has strengthened the air cycle of sealed storehouse 2, in time take away the heat in sealed storehouse 2, can reduce the temperature of optoelectronic component effectively, improve component photoelectric conversion efficiency, the heat source user utilizes the waste heat of photovoltaic component can improve heat utilization; meanwhile, the T-shaped ribs 41 are adhered to the back plate of each solar cell panel 4 in a staggered mode, cold air enters the sealed bin 2 from the air inlet 3, flows through the T-shaped ribs 41 and exchanges heat with the T-shaped ribs 41, heat exchange efficiency is high, the influence of heat on photoelectric conversion efficiency of the assembly can be effectively avoided, the service life of the battery assembly is prolonged, and the comprehensive utilization rate of solar energy is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a photovoltaic light and heat integration integrated device, includes stand (1), purlin (7) and the solar cell square matrix of constituteing by a plurality of solar cell panel (4), its characterized in that: the solar cell array is characterized in that a purline (7) stretches across the top of the upright column (1), a solar cell array is arranged above the purline (7) through a side water tank (8) and a middle water tank (9), a sealed bin (2) is arranged at the lower part of the solar cell array, the sealed bin (2) comprises a bottom plate (21) and side plates (23), the bottom plate (21) is fixed at the bottom of the purline (7) through cross battens (22), and the sides above the bottom plate (21) and below the solar cell array are sealed by the side plates (23); the sealing bin (2) and the solar cell square matrix are set to be inclined slopes by adjusting the height of the upright column (1); a plurality of air inlets (3) are arranged at the slope bottom of the sealed bin (2), at least two hot air outlets are arranged at the slope top of the sealed bin (2), one hot air outlet is connected with an exhaust fan (5), and the rest hot air outlets are connected with a heat source user through hot air pipes (6);

a plurality of T-shaped fins (41) are adhered to the back plate of each solar cell panel (4) in a staggered mode, each T-shaped fin (41) comprises a horizontal plate (411) and a vertical plate (412), the bottom edge of each horizontal plate (411) is adhered to the back plate of each solar cell panel (4), one end of each horizontal plate (411) is adhered to the back plate frame of each solar cell panel (4) through the corresponding vertical plate (412), an air circulation channel is reserved between the other end of each horizontal plate (411) and the other frame of each back plate, cold air enters the sealed cabin (2) from the air inlet (3) and is subjected to turbulence and heat exchange with the T-shaped fins (41) through the T-shaped fins (41), one part of the heated air is sucked through the exhaust fan (5) and exhausted from the exhaust port of the exhaust fan (5), and the other part of the heated air is guided into a heat.

2. The integrated photovoltaic and photothermal device according to claim 1, wherein: the T-shaped fins (41) are made of aluminum plates with the height of 30-50 mm, and the interval distance between horizontal plates (411) of the T-shaped fins (41) is 150-230 mm.

3. The integrated photovoltaic and photothermal device according to claim 1, wherein: the bottoms of the side water tanks (8) and the middle water tank (9) are connected with the tops of the purlines (7) through self-tapping screws, and the tops of the side water tanks (8) and the middle water tank (9) are connected with the bottom of the solar cell frame (42) through the self-tapping screws.

4. The integrated photovoltaic and photothermal device according to claim 1, wherein: the bottom plate (21) and the side plate (23) of the sealed bin (2) are both made of polystyrene foam plates.

5. The integrated photovoltaic and photothermal device according to claim 1, wherein: the back surface of the solar cell panel (4) is also provided with a junction box (43), and the junction box (43) is connected with a power grid through a wire and an inverter.