CN209151078U - Photovoltaic devices - Google Patents

Abstract

The utility model provides a photovoltaic device, which comprises: a frame body with a swinging part; a photovoltaic assembly, which is arranged on the swinging part, the photovoltaic assembly is made of copper indium gallium selenide material; a driving part is drivingly connected with the swinging part , the driving member drives the swinging part to rotate. The technical solution provided by the present application can solve the problem of low photoelectric conversion efficiency of photovoltaic modules in the prior art.

Description

Photovoltaic installation

technical field

The utility model relates to the technical field of solar energy, in particular to a photovoltaic device.

Background technique

Building integration of photovoltaics combines power generation with buildings. The main structural forms are divided into photovoltaic roof structure and photovoltaic curtain wall structure. Because the roof has the advantages of more light-receiving area and easy installation, the photovoltaic roof structure occupies the upper part of the photovoltaic building integration. most.

In the prior art, in addition to photoelectric conversion, most of the energy of photovoltaic modules is dissipated into the environment in the form of heat energy when generating electricity, which not only causes waste of energy, but also increases the temperature of photovoltaic modules and reduces power generation efficiency.

Utility model content

The utility model provides a photovoltaic device to solve the problem of low photoelectric conversion efficiency of photovoltaic components in the prior art.

The utility model provides a photovoltaic device. The photovoltaic device comprises: a frame body with a swinging part; a photovoltaic assembly, which is arranged on the swinging part, and the photovoltaic assembly is made of copper indium gallium selenide material; The driving part drives the swinging part to rotate; the cooling device is arranged on the back of the photovoltaic assembly, and the cooling device is used to dissipate heat from the photovoltaic assembly.

Further, the frame body includes a fixing part and a swinging part, the fixing part is used for fixing the frame body, and the swinging part and the fixing part are connected by a rotating shaft.

Further, the cooling device includes a cooling inlet tube, a cooling return tube and a capillary tube, the cooling inlet tube is arranged at the bottom of the photovoltaic module, the cooling return tube is arranged at the top of the photovoltaic module, and both ends of the capillary tube are respectively communicated with the cooling inlet tube and the cooling return tube. , the capillary is arranged on the back of the photovoltaic module.

Further, the cooling device further includes a water supply tank, and the cooling inlet pipe is communicated with the water supply tank.

Further, the cooling device further includes a pump body, and the pump body is arranged on the cooling inlet pipe.

Further, the cooling device further includes a valve body, and the valve body is arranged on the cooling inlet pipe.

Further, the cooling device further includes a hot water storage tank, and the hot water storage tank is communicated with the cooling return pipe.

Further, the photovoltaic device further includes: a sensor, which is used for sensing the intensity of sunlight; a controller, which is electrically connected to the sensor and the driving member respectively, and the controller controls the driving member to work according to the induction signal of the sensor.

Further, the driving member includes an electric push rod.

Applying the technical scheme of the present utility model, the photovoltaic device includes a frame body, a photovoltaic assembly and a driving member. The photovoltaic assembly is arranged on the swinging part of the frame body, and the driving member is drivingly connected with the swinging part. The photovoltaic device provided by the present application drives the swinging part to rotate through the driving member, so that the photovoltaic component rotates with the position of the sun, so as to ensure that the photovoltaic component reaches the angle of maximizing the solar radiation received, and the power generation efficiency of the device is improved. A cooling device is added to dissipate heat from the photovoltaic modules, which further improves the power generation efficiency of the photovoltaic modules.

Description of drawings

The accompanying drawings forming a part of the present application are used to provide further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

FIG. 1 shows a schematic structural diagram of a photovoltaic device provided by the present invention;

FIG. 2 shows a schematic structural diagram of the back of the photovoltaic module in FIG. 1 .

Wherein, the above-mentioned drawings include the following reference signs:

10. Frame body; 20. Photovoltaic module; 30. Driving part; 40. Cooling device; 41. Cooling inlet pipe; 42. Cooling return pipe; 43. Capillary tube; 44. Water supply tank; 45. Pump body; 46. Valve body ; 47. Hot water storage tank.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application or uses in any way. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIG. 1 and FIG. 2 , an embodiment of the present invention provides a photovoltaic device, and the photovoltaic device includes a frame body 10 , a photovoltaic assembly 20 and a driving member 30 . Among them, the frame body 10 has a swing portion. The photovoltaic assembly 20 is disposed on the swing portion, and in this embodiment, the photovoltaic assembly 20 is made of copper indium gallium selenide material. The driving member 30 is drivingly connected with the swinging portion, and the driving member 30 drives the swinging portion to rotate. Through the above structure, the driving member 30 can drive the swinging portion to rotate, so that the photovoltaic module 20 disposed on the swinging portion rotates with the position of the sun, ensuring that the photovoltaic module 20 reaches an angle that maximizes the radiation received, thereby improving the power generation efficiency of the device .

Through the embodiments provided in this application, the photovoltaic device can systematically control the rotation of the photovoltaic assembly 20 through the driving member 30 according to the angle of the sun at different times in a day, so that the photovoltaic assembly 20 rotates with the change of the position of the sun, thereby enabling the photovoltaic assembly 20 to reach the The angle at which the received radiation is maximized solves the problem of low photoelectric conversion efficiency of photovoltaic modules in the prior art.

Specifically, the frame body 10 includes a fixing part and a swinging part, the fixing part is used for fixing the frame body 10 , and the swinging part and the fixing part are connected by a rotating shaft. Through the above structure, the frame body 10 can be fixed, and the photovoltaic module 20 fixed on the swing portion can be rotated according to the position of the sun.

In this embodiment, the photovoltaic device further includes a cooling device 40 , and the cooling device 40 is disposed on the back of the photovoltaic assembly 20 . Specifically, the cooling device 40 is used to dissipate heat from the photovoltaic assembly 20 . By dissipating heat from the photovoltaic assembly 20 by the cooling device 40 , the photovoltaic assembly 20 can always be kept at the optimum operating temperature, and the power generation efficiency of the device can be further improved.

Specifically, the cooling device 40 includes a cooling inlet tube 41 , a cooling return tube 42 and a capillary tube 43 , the cooling inlet tube 41 is arranged at the bottom of the photovoltaic module 20 , the cooling return tube 42 is arranged at the top of the photovoltaic module 20 , and the two ends of the capillary tube 43 are respectively In communication with the cooling inlet pipe 41 and the cooling return pipe 42 , the capillary 43 is arranged on the back of the photovoltaic module 20 . The contact area between the capillary 43 and the photovoltaic module can be increased, and the effective heat exchange between the photovoltaic module 20 and the cooling device 40 can be achieved, thereby reducing the temperature of the backplane of the photovoltaic module 20. By reducing the temperature of the photovoltaic module 20, the photovoltaic module 20 can be guaranteed. The normal operation of the photovoltaic module 20 improves the power generation efficiency of the photovoltaic module 20 .

Specifically, the cooling device 40 further includes a water supply tank 44 , wherein the cooling inlet pipe 41 communicates with the water supply tank 44 . The water supply tank 44 supplies water to the capillary tube 43 to ensure that there is sufficient water in the capillary tube 43 to cool down the photovoltaic module 20 .

Specifically, the cooling device 40 further includes a pump body 45 , and the pump body 45 is disposed on the cooling inlet pipe 41 . The pump body 45 provides power to the cooling device, so that the water inside the device can enter from the cooling inlet pipe 41 and be discharged from the cooling return pipe 42 .

Specifically, the cooling device 40 further includes a valve body 46 , and the valve body 46 is disposed on the cooling inlet pipe 41 . The cooling device 40 can be supplied with water by opening the valve body 46 and the pump body 45 , and the valve body 46 can prevent the water in the device from flowing back to the water supply tank 44 .

Specifically, the cooling device 40 further includes a hot water storage tank 47 , and the hot water storage tank 47 communicates with the cooling return pipe 42 . By arranging the hot water storage tank 47, the hot water containing the heat generated by the photovoltaic modules 20 can be stored, and the hot water storage tank 47 can also be connected with the indoor pipeline to supply the hot water to the user, which has the effect of saving energy. Improve energy efficiency.

In this embodiment, the photovoltaic device further includes an inductor and a controller. The sensor is used for sensing the intensity of sunlight, the controller is electrically connected to the sensor and the driving member 30 respectively, and the controller controls the driving member 30 to work according to the induction signal of the sensor. Through the above structure, the photovoltaic module 20 can be rotated with the change of the position of the sun, so as to ensure that the photovoltaic module 20 can reach an angle that maximizes the solar radiation received in real time.

Specifically, in this embodiment, the driving member 30 is an electric push rod. In other embodiments, the driving member 30 may also be other components, as long as the driving member 30 can drive the swing portion to rotate.

Applying the device provided by this embodiment has the following advantages:

(1) Control the photovoltaic module 20 to move with the sun at different times through the driving member 30, so as to ensure that the photovoltaic module 20 can reach the angle of maximizing the solar radiation received in real time, and improve the power generation efficiency;

(2) A capillary tube 43 is installed on the back of the photovoltaic module 20, and the contact area between the capillary tube and the photovoltaic module 20 can be increased. While reducing the temperature of the photovoltaic module 20 and improving its power generation efficiency, the heat generated by the photovoltaic module 20 can be effectively utilized to improve the energy efficiency;

(3) The device provided in this embodiment has the dual effects of improving the power generation efficiency of the photovoltaic module 20 and improving the utilization rate of waste heat.

It should be noted that the terminology used herein is for the purpose of describing specific embodiments only, and is not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural as well, furthermore, it is to be understood that when the terms "comprising" and/or "including" are used in this specification, it indicates that There are features, steps, operations, devices, components and/or combinations thereof.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the invention unless specifically stated otherwise. Meanwhile, it should be understood that, for the convenience of description, the dimensions of various parts shown in the accompanying drawings are not drawn in an actual proportional relationship. Techniques, methods, and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, such techniques, methods, and devices should be considered part of the authorized description. In all examples shown and discussed herein, any specific value should be construed as illustrative only and not as limiting. Accordingly, other examples of exemplary embodiments may have different values. It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further discussion in subsequent figures.

In the description of the present invention, it should be understood that orientation words such as "front, rear, top, bottom, left, right", "horizontal, vertical, vertical, horizontal" and "top, bottom" etc. The orientation or positional relationship is usually based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, and these orientations do not indicate and imply the indicated device unless otherwise stated. Or elements must have a specific orientation or be constructed and operated in a specific orientation, so it cannot be construed as a limitation on the protection scope of the present invention; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

For ease of description, spatially relative terms, such as "on", "over", "on the surface", "above", etc., may be used herein to describe what is shown in the figures. The spatial positional relationship of one device or feature shown to other devices or features. It should be understood that spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or features would then be oriented "below" or "over" the other devices or features under other devices or constructions". Thus, the exemplary term "above" can encompass both an orientation of "above" and "below." The device may also be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptions used herein interpreted accordingly.

In addition, it should be noted that the use of words such as "first" and "second" to define components is only for the convenience of distinguishing corresponding components. Unless otherwise stated, the above words have no special meaning and therefore cannot be understood To limit the scope of protection of the present invention.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. For those skilled in the art, the present utility model may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (9)

1. a kind of photovoltaic devices, which is characterized in that the photovoltaic devices include:

Frame body (10) has swing part；

Photovoltaic module (20) is arranged on the swing part, and the photovoltaic module (20) is made of copper indium gallium selenide material；

Actuator (30) is drivingly connected with the swing part, and the actuator (30) drives the swing part rotation；

Cooling device (40), setting are used in the back of the photovoltaic module (20), the cooling device (40) to the photovoltaic Component (20) heat dissipation.

2. photovoltaic devices according to claim 1, which is characterized in that the frame body (10) includes fixed part and swing part, The fixed part is fixed for the frame body (10), and the swing part is connect with the fixed part by shaft.

3. photovoltaic devices according to claim 1, which is characterized in that the cooling device (40) includes cooling inlet pipe (41), cooling return pipe (42) and capillary (43), the cooling inlet pipe (41) are arranged in the bottom of the photovoltaic module (20), The cooling return pipe (42) setting at the top of the photovoltaic module (20), the both ends of the capillary (43) respectively with it is described cold But inlet pipe (41) is connected to the cooling return pipe (42), back of capillary (43) setting in the photovoltaic module (20).

4. photovoltaic devices according to claim 3, which is characterized in that the cooling device (40) further includes water tank (44), the cooling inlet pipe (41) is connected to the water tank (44).

5. photovoltaic devices according to claim 4, which is characterized in that the cooling device (40) further includes the pump housing (45), The pump housing (45) is arranged on the cooling inlet pipe (41).

6. photovoltaic devices according to claim 4, which is characterized in that the cooling device (40) further includes valve body (46), The valve body (46) is arranged on the cooling inlet pipe (41).

7. photovoltaic devices according to claim 3, which is characterized in that the cooling device (40) further includes hot water storage tank (47), the hot water storage tank (47) is connected to the cooling return pipe (42).

8. photovoltaic devices according to claim 1, which is characterized in that the photovoltaic devices further include:

Inductor, the inductor is for incuding sunlight intensity；

Controller is electrically connected with the inductor and the actuator (30) respectively, and the controller is according to the inductor Actuator described in actuated signal control (30) work.

9. photovoltaic devices according to claim 1, which is characterized in that the actuator (30) includes electric pushrod.