CN214614853U

CN214614853U - Photovoltaic energy-saving curtain wall

Info

Publication number: CN214614853U
Application number: CN202120580710.1U
Authority: CN
Inventors: 罗甜
Original assignee: Beijing Jianlei International Decoration Engineering Co ltd
Current assignee: Beijing Jianlei International Decoration Engineering Co ltd
Priority date: 2021-03-22
Filing date: 2021-03-22
Publication date: 2021-11-05
Anticipated expiration: 2031-03-22

Abstract

The application relates to a photovoltaic energy-saving curtain wall, which comprises a wall body, wherein a transparent window is arranged on the wall body, a frame is fixedly connected to the outer side of the wall body, a photovoltaic module is hinged to the frame, the photovoltaic module is parallel or inclined relative to the wall body, and a driving mechanism for driving a photovoltaic panel to rotate is arranged between the frame and the photovoltaic module; the driving mechanism comprises a power device and a push-pull assembly, the power device comprises a lead screw vertically arranged between the wall body and the photovoltaic assembly, two ends of the lead screw are rotatably connected to the frame, and one end of the lead screw is connected with a driving motor; the push-pull assembly comprises a lead screw nut connected with a lead screw in a threaded mode, the lead screw nut is connected with a push-pull rod in a rotating mode, and one end, far away from the hinged frame, of the photovoltaic assembly is connected with the other end of the push-pull rod in a rotating mode. The application can adjust the deflection angle of the photovoltaic module, so that the incident angle of sunlight irradiating the photovoltaic panel is vertical as much as possible, more solar energy is absorbed in the unit time of the photovoltaic panel, the power generation efficiency of the photovoltaic panel is improved, and the purposes of energy conservation and environmental protection are achieved.

Description

Photovoltaic energy-saving curtain wall

Technical Field

The application relates to the technical field of photovoltaic power generation, in particular to a photovoltaic energy-saving curtain wall.

Background

Photovoltaic power generation is widely popularized and applied as a green and environment-friendly power generation system. Photovoltaic power generation is a technology of utilizing the photovoltaic effect of semiconductor interface and directly changing light energy into electric energy, modern buildings adopt a curtain wall structure in a large number to carry out outer decoration, and photovoltaic power generation cooperates with the curtain wall structure to use, has more increased the practicality.

The photovoltaic panel of photovoltaic curtain wall installs on the outer facade surface of wall usually, and the sun shines the angle and is different along with the change of time, and when sunshine shines the photovoltaic panel perpendicularly, its absorptive solar energy is the biggest, but the photovoltaic panel is fixed usually, can't improve photovoltaic power generation's efficiency through adjusting the illumination angle of photovoltaic panel and sun. On the other hand, since photovoltaic power generation generates heat, long-time heat accumulation is not beneficial to the safety of photovoltaic power generation.

SUMMERY OF THE UTILITY MODEL

In order to improve photovoltaic power generation's efficiency for the heat that photovoltaic power generation produced gives off, improves because photovoltaic module shelters from the bad problem of indoor daylighting that sunshine caused, this application provides an energy-conserving curtain of photovoltaic.

The above application purpose of the present application is achieved by the following technical solutions:

a photovoltaic energy-saving curtain wall comprises a wall body, wherein a transparent window is arranged on the wall body, a frame is fixedly connected to the outer side of the wall body, a photovoltaic assembly is hinged to the frame, the photovoltaic assembly is parallel or inclined relative to the wall body, and a driving mechanism for driving the photovoltaic assembly to rotate is arranged between the frame and the photovoltaic assembly; the driving mechanism comprises a power device and a push-pull assembly, the power device comprises a lead screw vertically arranged between the wall body and the photovoltaic assembly, two ends of the lead screw are rotatably connected to the frame, and one end of the lead screw is connected with a driving motor; the photovoltaic module is connected with the hinged frame through a hinge, the push-pull assembly comprises a screw nut connected with a screw rod in a threaded mode, the screw nut is connected with a push-pull rod in a rotating mode, and one end, far away from the hinged frame, of the photovoltaic module is connected with the other end of the push-pull rod in a rotating mode.

By adopting the technical scheme, the power device drives the push-pull assembly to move, so that the photovoltaic assembly can be driven to rotate; the rotation angle of the photovoltaic module is adjusted, and the incident angle of sunlight is vertical as much as possible, so that the photovoltaic panel absorbs more solar energy, and the generating capacity of the photovoltaic module in unit time is improved.

Preferably, photovoltaic module includes fixed frame and photovoltaic board, the photovoltaic board inlays and establishes on fixed frame, rotate through the articulated elements between fixed frame upper end and the frame and be connected.

By adopting the technical scheme, the photovoltaic module is connected with the frame through the hinge piece, and the photovoltaic module can rotate up and down by taking the hinge piece as an axis, so that the photovoltaic panel and the wall body keep a certain inclination angle, and the incident angle of sunlight irradiating the photovoltaic panel is close to 90 degrees; at the moment, the photovoltaic panel absorbs the most solar energy, and the power generation amount of the photovoltaic panel in unit time can be improved.

Preferably, the frame is provided with a sealing strip matched with the outer edge of the fixed frame.

Through adopting above-mentioned technical scheme, when photovoltaic module was parallel with the wall body, photovoltaic module passed through the sealing strip and kept sealed with the frame, can prevent in the rainwater invasion cavity, avoids the rainwater to damage driving motor.

Preferably, a cavity is formed between the frame and the wall body, the light-transmitting plate is hermetically connected between the outer edge of the frame and the wall body, and the frame is provided with an air inlet and an air outlet which are communicated with the cavity.

By adopting the technical scheme, sunlight can penetrate through the light-transmitting plate to irradiate the cavity, and a part of sunlight can be reflected indoors, so that indoor lighting is improved; air enters from the air inlet and absorbs heat generated by working of a part of photovoltaic modules, and then is discharged from the air outlet, so that the heat generated by working of the photovoltaic modules can be reduced, and the working safety of the photovoltaic modules is improved.

Preferably, the air inlet is arranged at the bottom of the cavity, and the air outlet is arranged at the top of the cavity.

By adopting the technical scheme, cold air can be ensured to enter from the air inlet at the bottom of the cavity, hot air rises and is discharged from the air outlet, so that air in the cavity flows, heat generated during the operation of the photovoltaic module is taken away, and the safe operation of the photovoltaic module is ensured.

Preferably, the air inlet is provided with a shutter, and the air outlet is provided with an exhaust fan.

Through adopting above-mentioned technical scheme, the shutter can reduce impurity entering cavity such as leaf, and the exhaust fan can improve the flow rate of air in the cavity, improves photovoltaic module's radiating efficiency.

Preferably, a reflector is arranged on the wall body on the inner side of the cavity, and a diffuse reflection plate is arranged on one side, opposite to the wall body, of the photovoltaic module.

Through adopting above-mentioned technical scheme, sunshine jets into the reflector panel from the light-passing board, and the reflector panel is with light reflection to diffuse reflecting plate on, diffuse reflecting plate is indoor through the transparent window reflection again, can avoid daytime because photovoltaic module gets into sheltering from of light to the transparent window, improves indoor luminance.

Preferably, the photovoltaic energy-saving curtain wall comprises a plurality of photovoltaic modules arranged in an array, a power device and a plurality of push-pull modules are correspondingly arranged on the photovoltaic modules arranged in the same vertical array, and each push-pull module corresponds to a corresponding photovoltaic module.

By adopting the technical scheme, the photovoltaic modules arranged in the same vertical array can be controlled to synchronously rotate, a plurality of photovoltaic modules and sunlight incident angles can be adjusted simultaneously, and the power generation efficiency of the photovoltaic modules is improved.

To sum up, the beneficial technical effect of this application does:

this application is through the incident angle of actuating mechanism adjustment photovoltaic module and sunshine shining to make photovoltaic module absorb more solar energy in the unit interval, improve the generated energy of photovoltaic module unit interval.

Through setting up cavity and air intake and air outlet, the giving off of the heat that produces when can accelerate photovoltaic module electricity generation improves the security of photovoltaic module work.

By arranging the reflector and the diffuse reflection plate, the irradiation path of light can be changed, and the lighting condition in the daytime can be improved.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

fig. 2 is a schematic structural diagram of another perspective of the present application.

Figure, 1, transparent window; 2. a frame; 3. a photovoltaic module; 31. a fixing frame; 32. a photovoltaic panel; 4. a drive mechanism; 41. a power plant; 411. a lead screw; 412. a drive motor; 42. a push-pull assembly; 421. a lead screw nut; 422. a push-pull rod; 5. an articulation member; 6. a cavity; 61. an air inlet; 611. a blind window; 62. an air outlet; 621. an exhaust fan; 7. a reflector.

Detailed Description

The present application is described in further detail below with reference to fig. 1 and 2.

As shown in fig. 1, the embodiment of the application provides a photovoltaic energy-saving curtain wall, which comprises a wall body (not shown in the figure), wherein a transparent window 1 is arranged on the wall body, a frame 2 is fixedly connected to the outer side of the wall body, a photovoltaic module 3 is hinged to the frame 2, the photovoltaic module 3 is parallel or inclined relative to the wall body, and a driving mechanism 4 for driving the photovoltaic module 3 to rotate is arranged between the frame 2 and the photovoltaic module 3.

As shown in fig. 1 and 2, the photovoltaic module 3 includes a fixing frame 31 and a photovoltaic panel 32, the photovoltaic panel 32 is embedded in the fixing frame 31, and the upper end of the fixing frame 31 is rotatably connected to the frame 2 through a hinge 5. The photovoltaic module 3 can be rotated up and down through the hinge 5, so that the photovoltaic module 3 and the wall body keep a certain inclination angle.

The drive mechanism 4 comprises a power means 41 and a push-pull assembly 42. Power device 41 includes lead screw 411 and drive lead screw 411 pivoted driving motor 412, and lead screw 411 is vertical to be set up between wall body and photovoltaic module 3, and the both ends of lead screw 411 are rotated and are connected on frame 2, and driving motor 412 is connected to the one end of lead screw 411, and driving motor 412 of this embodiment sets up at lead screw 411 lower extreme, makes things convenient for driving motor 412's maintenance like this. The push-pull assembly 42 comprises a lead screw nut 421 threaded on the lead screw 411, the lead screw nut 421 is rotatably connected with a push-pull rod 422 capable of rotating up and down relative to the lead screw nut 421, and one end of the photovoltaic assembly 3, which is far away from the hinged frame 2, is rotatably connected with the other end of the push-pull rod 422.

When the driving motor 412 drives the lead screw 411 to rotate, the rotation of the lead screw nut 421 on the lead screw 411 is converted into an up-and-down motion along the length direction of the lead screw 411, and when the lead screw nut 421 moves upwards, the push-pull rod 422 pulls the photovoltaic module 3 to rotate downwards by taking the hinge 5 as an axis; when the screw 411 nut moves downwards, the push-pull rod 422 pushes the photovoltaic module 3 outwards to rotate upwards by taking the hinge 5 as an axis, so that the incident angle of the sunlight irradiating the photovoltaic module 3 is adjusted, the sunlight irradiates the photovoltaic panel 32 as vertically as possible, the photovoltaic panel 32 absorbs more solar energy in unit time, and the power generation amount of the photovoltaic module 3 in unit time is improved.

As shown in fig. 1 and 2, in an embodiment, a cavity 6 is formed between the frame 2 and the wall, the light-transmitting plate is hermetically connected between the outer edge of the frame 2 and the wall, and the frame 2 is provided with an air inlet 61 and an air outlet 62 which are communicated with the cavity 6. Specifically, the air inlet 61 is disposed at the bottom of the cavity 6, and the air outlet 62 is disposed at the top of the cavity 6.

Cold air enters from the air inlet 61, the cold air absorbs heat generated by the photovoltaic module 3 during operation when passing through the photovoltaic module 3, and hot air rises and is discharged from the air outlet 62; the heat that photovoltaic module 3 during operation produced can be taken away to the flow of the air in the cavity 6, has guaranteed photovoltaic module 3's safe operation.

In order to avoid larger impurities from entering the air inlet 61, the louver 611 is arranged at the air inlet 61, the exhaust fan 621 is arranged at the air outlet 62, the exhaust fan 621 can improve the flow rate of air in the cavity 6, the dissipation speed of heat generated by the operation of the photovoltaic module 3 is improved, and the safe operation of the photovoltaic module 3 is ensured.

In order to prevent rainwater from entering the cavity 6 and damaging the driving motor 412, a sealing strip adapted to the outer edge of the fixing frame 31 is provided on the frame 2.

Particularly in winter, the photovoltaic module 3 is arranged in parallel with the wall, the fixing frame 31 of the photovoltaic module 3 is sealed with the frame 2 through the sealing strip, the cavity 6 can be in a sealed state, sunlight irradiates the cavity 6 through the light-transmitting plates on the outer edge of the frame 2, and air in the cavity 6 is heated; meanwhile, the photovoltaic module 3 also generates heat when working; therefore, the cavity 6 has the effects of indoor heat preservation and heating, and reduces the energy consumption.

Because photovoltaic module 3 sheltered from the light that gets into transparent window 1 daytime, cause daytime indoor light dim. As shown in fig. 1 and 2, in an embodiment, a reflector 7 is disposed on a wall inside the cavity 6, and a diffuse reflector is disposed on a side of the photovoltaic module 3 opposite to the wall. Sunlight can irradiate the light reflecting plate 7 in the cavity 6 from the light transmitting plate on the outer edge of the frame 2, the light reflecting plate 7 reflects light to the diffuse reflection plate on one side of the photovoltaic module 3 opposite to the wall, and the diffuse reflection plate reflects the light to the indoor through the transparent window 1, so that the daylighting effect in the daytime is improved. The diffuse reflection plate can soften the light reflected to the indoor by the sunlight and avoid generating glare, so that the indoor brightness can be improved, the indoor lighting condition can be improved, and the energy consumed by indoor illumination in the daytime can be reduced.

As shown in fig. 1 and 2, in an embodiment, the photovoltaic energy-saving curtain wall includes a plurality of photovoltaic modules 3 arranged in an array, a power device 41 and a plurality of push-pull modules 42 are correspondingly disposed on the same photovoltaic module 3 arranged in a vertical array, and each push-pull module 42 corresponds to a corresponding photovoltaic module 3.

Fig. 1 shows that a plurality of photovoltaic modules 3 in one vertical array are synchronously deflected by a certain angle.

When the power device 41 corresponding to the photovoltaic modules 3 arranged in the same vertical array works, the screw nuts 421 on the same screw 411 are driven to move up and down, the push-pull rod 422 corresponding to each corresponding photovoltaic module 3 synchronously drives the photovoltaic modules 3 arranged in the same vertical array to synchronously rotate by the same angle, the power device 41 can drive the photovoltaic modules 3 arranged in the same vertical array to synchronously rotate, the amount of solar energy absorbed by the photovoltaic modules 3 in unit time is increased, and the power generation efficiency of the photovoltaic modules 3 is improved.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A photovoltaic energy-saving curtain wall comprises a wall body, wherein a transparent window (1) is arranged on the wall body, and is characterized in that a frame (2) is fixedly connected to the outer side of the wall body, a photovoltaic module (3) is hinged to the frame (2), the photovoltaic module (3) is parallel or inclined relative to the wall body, and a driving mechanism (4) for driving the photovoltaic module (3) to rotate is arranged between the frame (2) and the photovoltaic module (3); the driving mechanism (4) comprises a power device (41) and a push-pull assembly (42), the power device (41) comprises a lead screw (411) vertically arranged between the wall body and the photovoltaic assembly (3), two ends of the lead screw (411) are rotatably connected to the frame (2), and one end of the lead screw (411) is connected with a driving motor (412); the push-pull assembly (42) comprises a lead screw nut (421) connected with a lead screw (411) in a threaded mode, the lead screw nut (421) is connected with a push-pull rod (422) in a rotating mode, and one end, far away from the hinged frame (2), of the photovoltaic assembly (3) is connected with the other end of the push-pull rod (422) in a rotating mode.

2. The photovoltaic energy-saving curtain wall as claimed in claim 1, characterized in that the photovoltaic module (3) comprises a fixing frame (31) and a photovoltaic panel (32), the photovoltaic panel (32) is embedded in the fixing frame (31), and the upper end of the fixing frame (31) is rotatably connected with the frame (2) through a hinge (5).

3. The photovoltaic energy-saving curtain wall as claimed in claim 2, characterized in that the frame (2) is provided with sealing strips adapted to the outer edge of the fixing frame (31).

4. The photovoltaic energy-saving curtain wall as claimed in claim 1, wherein a cavity (6) is formed between the frame (2) and the wall, the light-transmitting plate is hermetically connected between the outer edge of the frame (2) and the wall, and the frame (2) is provided with an air inlet (61) and an air outlet (62) which are communicated with the cavity (6).

5. The photovoltaic energy-saving curtain wall as claimed in claim 4, characterized in that the air inlet (61) is arranged at the bottom of the cavity (6) and the air outlet (62) is arranged at the top of the cavity (6).

6. The photovoltaic energy-saving curtain wall as claimed in claim 4 or 5, wherein a shutter (611) is arranged at the air inlet (61), and an exhaust fan (621) is arranged at the air outlet (62).

7. The photovoltaic energy-saving curtain wall as claimed in claim 4, characterized in that a reflector (7) is arranged on the wall inside the cavity (6), and a diffuse reflector is arranged on the side of the photovoltaic module (3) opposite to the wall.

8. The energy-saving photovoltaic curtain wall as claimed in claim 1, wherein the energy-saving photovoltaic curtain wall comprises a plurality of photovoltaic modules (3) arranged in an array, a power device (41) and a plurality of push-pull modules (42) are correspondingly arranged on the same photovoltaic module (3) arranged in a vertical array, and each push-pull module (42) corresponds to a corresponding photovoltaic module (3).