KR101584640B1 - Complex lighting apparatus using bi-facial solar cell - Google Patents

Abstract

The present invention relates to a composite illumination device using a double-sided light receiving solar cell capable of improving the light receiving efficiency of a solar cell and effectively protecting the solar cell from the external environment by applying a double-sided light receiving solar cell and an optimal coupling structure , A composite lighting apparatus using a double-sided light receiving solar cell according to the present invention includes a lighting frame for providing a mounting space for a solar cell panel and a lighting apparatus; A solar cell panel including a double-side light receiving solar cell; And an illumination device for emitting artificial light using power generated by the solar cell panel as a power source, the illumination frame including two vertically arranged vertical supports and two vertically arranged vertical supports, And a panel guide rail provided on one side of the vertical support to provide a slit-shaped groove on which the solar panel is mounted, the panel horizontal guide member having a slit- .

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a hybrid lighting apparatus using bi-

The present invention relates to a composite illumination device using a double-sided light receiving solar cell, and more particularly, to a double-sided light receiving solar cell and an optimal coupling structure, thereby improving a light receiving efficiency of the solar cell, The present invention relates to a composite illumination device using a double-side light-receiving solar cell that can effectively protect a light source.

Solar cell is a device that converts light energy into electric energy, and it is attracting attention as an alternative energy source. Photovoltaic power generation using solar cells is being used as a power source for various lighting devices in addition to the purpose of producing a large amount of electric power.

A typical example of a lighting device using a solar cell is a street light. In the case of a street lamp to which a solar cell is applied (Korea Unexamined Patent Publication No. 2007-119841), a solar panel is provided on one side of a street lamp and electric power produced by the solar panel is utilized as a power source of a street lamp.

On the other hand, a conventional solar cell has a structure of a single-sided light receiving solar cell capable of receiving light only on one side. When such a single-sided light receiving solar cell is applied to a lighting device or the like, the light receiving efficiency is variable according to the movement of the sun. In order to solve this problem, a technique of changing the angle of the solar panel by tracking the position of the sun has been proposed (Korean Patent No. 10-1016798). However, a separate device for controlling the angle of the solar panel is required, which increases the installation cost.

Korean Patent Publication No. 2007-119841 Korean Patent No. 10-1016798

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above problems, and it is an object of the present invention to provide a double-sided light receiving type solar cell and an optimal combination structure which can improve the light receiving efficiency of the solar cell, And an object of the present invention is to provide a composite illumination device using a light receiving solar cell.

According to an aspect of the present invention, there is provided a composite lighting apparatus using a double-sided light receiving solar cell, including: a lighting frame for providing a mounting space for a solar cell panel and a lighting apparatus; A solar cell panel including a double-side light receiving solar cell; And an illumination device for emitting artificial light using power generated by the solar cell panel as a power source, the illumination frame including two vertically arranged vertical supports and two vertically arranged vertical supports, And a panel guide rail provided on one side of the vertical support to provide a slit-shaped groove on which the solar panel is mounted, the panel horizontal guide member having a slit- .

The panel horizontal positioning members are repeatedly arranged at regular intervals along the vertical direction of the vertical support, and the coupling structure of the two vertical support members and the panel horizontal seating member is in a lattice shape, and the two vertical support members and the panel horizontal positioning members The solar cell panel is mounted in a rectangular space formed by the solar cell panel.

Wherein the upper guide rail and the lower guide rail are disposed on one side of the vertical support and spaced apart from each other by a predetermined distance along the longitudinal direction of the vertical support, A slit-shaped groove is provided between the upper guide rail and the lower guide rail along the longitudinal direction of the vertical support.

The lower guide rail is integrally fixed to one side of the vertical support, the upper guide rail is selectively detachable, and the anti-shock pad is provided on the inner side of the upper guide rail and the lower guide rail, respectively.

Wherein the solar cell panel comprises two transparent substrates bonded together and a double-sided light receiving solar cell provided on the two transparent substrates, and a double-side light receiving solar cell is placed on the inner surface of each transparent substrate A solar cell mounting groove is provided.

The light emitting display panel further includes a light emitting member that emits light using power generated by the double sided light receiving solar cell as a power source, And a lower housing coupled to the lower housing to isolate the light emitting member and the light guide plate from the external environment, wherein the upper housing comprises a light guide plate, A first scattering inducing pattern and a second scattering inducing pattern having concave and convex shapes are provided on the side surface and the undersurface of the upper housing, respectively, and scattering protrusions may be provided on the upper housing.

Further, the composite illumination device using the double-sided light receiving solar cell according to the present invention includes: a vertical column arranged in a vertical direction; A solar cell panel disposed on one side of the vertical column along the longitudinal direction of the vertical column and including a double-side light receiving solar cell; An illumination device for emitting artificial light using power generated by the solar cell panel as a power source; And a panel fixing device fixing the vertical support to the solar cell panel and mediating the connection of the neighboring solar cell panels, wherein the panel fixing device includes a pedestal for providing a seating space for the panel joining member, And a panel joining member having an engaging groove to which the solar panel is coupled.

In the panel fixing apparatus provided between the vertical column and the solar cell panel, one side of the pedestal is fixed to the vertical column. The panel fixing device may further include a fastening member, wherein fastening holes are provided at corresponding positions of the pedestal and the panel fastening member, fastening screws are coupled to the fastening holes, the pedestal, the panel fastening member, and the fastening member are integrally formed Respectively. At the same time, the solar cell panel can be repeatedly arranged at an angle of 120 degrees around the vertical support.

The combined illumination device using the double-sided light receiving solar cell according to the present invention has the following effects.

By applying a double-sided light-receiving solar cell, it is possible to improve the light-receiving efficiency and photoelectric conversion efficiency. By interposing a double-sided light-receiving solar cell between two transparent substrates, the solar cell can be effectively protected from the external environment while maintaining light- .

In addition, by optimizing the structure in which the solar panel is mounted, it is possible to secure the ease of removal and attachment, and protect the solar panel from physical impact. In addition, the light receiving efficiency can be maximized through the embodiment in which a plurality of solar panels are arranged at an angle of 120 degrees around the vertical support.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front perspective view of a composite illumination device using a double-sided light receiving solar cell according to a first embodiment of the present invention; FIG.
BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to a double-sided light receiving type solar cell.
FIG. 3 is a reference view showing a combination of a solar cell panel and a panel horizontal seating member. FIG.
4 is a reference view showing a state of engagement between a solar cell panel and a panel guide rail.
5 is a perspective view of a combined illumination device using a double-sided light receiving solar cell according to a second embodiment of the present invention.
6 is a reference view showing a combination of a solar cell panel and a panel fixing device.
Figs. 7 and 8 are reference views showing a modified embodiment of the second embodiment. Fig.
9 is a perspective view of a combined illumination device using a double-sided light receiving solar cell according to a third embodiment of the present invention.
10 is a perspective view of a compound lighting apparatus using a double-sided light receiving solar cell according to a third embodiment of the present invention.
11 is a sectional view of a solar cell panel.
12 is an exploded perspective view of the luminescent marker panel.
13 is a sectional view of a luminescent marker panel.

The present invention provides a technique relating to a composite illumination device to which a double-sided light receiving solar cell is applied. A double-sided light-receiving solar cell is a device that can receive light through both sides of a solar cell. By applying a double-sided light-receiving solar cell, it can receive a constant amount of light irrespective of the position of the sun. In addition, the present invention protects a double-sided light-receiving solar cell from an external environment by interposing a double-sided light-receiving solar cell between two transparent substrates (for example, tempered glass) And the like. In addition, according to the present invention, a solar cell panel in which a double-side light-receiving solar cell and a tempered glass are combined is fixed to an illumination frame of an optimal structure, thereby securing the mounting convenience of the solar cell panel and providing stability of the solar cell panel I suggest a technique that can be Further, the present invention provides a composite illumination device of various structures through three embodiments. The first embodiment relates to a structure in which a solar cell panel is coupled to a lattice-shaped illumination frame. The second embodiment relates to a structure for fixing a solar cell panel using a panel fixing apparatus. In the third embodiment, This is a modified example of the second embodiment, which relates to a structure that expands the light receiving angle of sunlight.

Hereinafter, a composite illumination device using the double-side light receiving solar cell according to the first to third embodiments of the present invention will be described in detail with reference to the drawings.

Referring to FIGS. 1 and 2, a combined illumination device using a double-sided light receiving solar cell according to a first embodiment of the present invention includes a lighting frame 10, a solar cell panel 30, and a lighting device 20 .

The lighting frame 10 provides a mounting and mounting space for the solar cell panel 30 and the lighting device 20. [ The solar cell panel 30 includes a double-sided light-receiving solar cell, and generates electric power through photoelectric conversion. The lighting device 20 converts the electric power generated by the solar cell panel 30 into electric power It is a device that emits artificial light by using it as a power source.

The lighting frame 10 includes two vertical struts 110 arranged in a vertical direction and a panel horizontal seating member 120 arranged in a horizontal direction between two vertical struts 110. The panel horizontal seating members 120 may be arranged at regular intervals along the vertical direction of the vertical supports 110 and the number of the panel horizontal seating members 120 may be varied depending on the number of the solar cell panels 30 . The distance between the panel horizontal seating member 120 and the panel horizontal seating member 120 is determined according to the length of the solar cell panel 30 to be mounted.

The combination of the two vertical supports 110 and the panel horizontal seating members 120 can be realized by a combination of the two horizontal support members 120, Shape or a ladder shape. In addition, a square shaped space is defined by two vertical supports 110 in the vertical direction and a horizontal panel horizontal seating member 120 in the horizontal direction, and the space of the rectangular shape is defined by the mounting space of the panel horizontal seating member 120 .

1, 2 and 4, a panel guide rail 140 for mounting and fixing the solar cell panel 30 is provided on one side of the vertical support 110. The upper guide rail 141 and the lower guide rail 142 are formed by a pair of the upper guide rail 141 and the lower guide rail 142. The upper guide rail 141 and the lower guide rail 142 are coupled to the vertical supports 110 And are arranged parallel to each other at a predetermined interval along the longitudinal direction of the vertical strut 110. [ A slit-shaped groove 143 is formed along the longitudinal direction of the vertical support 110 between the upper guide rail 141 and the lower guide rail 142, and the slit- The solar panel 30 is fixed and fixed. The panel guide rails 140 are formed on each of the two vertical supports 110 and the panel guide rails 140 formed on the respective vertical supports 110 are opposed to each other.

Left and right sides of the solar cell panel 30 can be fixed by the panel guide rails 140 providing the slit-shaped grooves 143. In order to fix the upper and lower sides of the solar panel panel 30, As shown in the figure, a slit groove 121 having the same width as the groove of the panel guide rail 140 is provided at an upper end or a lower end of the panel horizontal seating member 120. That is, it is possible to mount and fix the solar cell panel 30 up, down, left, and right through the slits 121 of the panel guide rail 140 and the panel horizontal seating member 120. At this time, when the solar cell panel 30 is provided on each of the upper and lower portions of the panel horizontal seating member 120, the slit grooves 121 are formed in the upper and lower ends of the panel horizontal seating member 120, respectively.

In the panel guide rail 140, the lower guide rail 142 is integrally fixed to one side of the vertical support 110, and the upper guide rail 141 is selectively removable. This is a structure for facilitating the mounting and detachment of the solar cell panel 30. The solar cell panel 30 is mounted on the lower guide rail 142 in a state where the upper guide rail 141 is detached and the solar cell panel 30 is mounted on the lower guide rail 142 142, the upper guide rail 141 is engaged. On the contrary, when the solar panel 30 is detached, the solar panel 30 can be detached after the upper guide rail 141 is detached. At this time, the upper guide rail 141 and the vertical support 110 can be coupled and disassembled via screws 145 or bolts. In order to protect the solar panel 30 from an external impact, an anti-shock pad 144 may be provided on the inner side surfaces of the upper guide rail 141 and the lower guide rail 142, respectively.

Next, the structure of the solar cell panel 30 will be described.

Referring to FIG. 11, the solar cell panel 30 includes a double-sided light receiving solar cell 32 and two transparent substrates 31. The double-sided light receiving solar cell 32 is provided between two transparent substrates 31, and the two transparent substrates 31 are bonded together. The light receiving characteristics of the double-sided light receiving solar cell 32 are maintained as they are, and the double-sided light receiving solar cell 32 is removed from the external environment. It becomes possible to protect it. In order to prevent complete adhesion of the transparent substrate 31 due to the thickness of the double-sided light receiving solar cell 32, a double-side light receiving solar cell 32 is formed on the inner surface of each transparent substrate 31 A solar cell mounting groove is provided. A battery (not shown) for storing the electric power produced by the solar cell panel 30 may be provided on one side of the illumination frame 10.

In addition, the solar cell panel may be formed by vacuum-bonding two transparent solar cells sandwiched between two transparent substrates having a plate shape in addition to the structure described above.

The illumination device 20 is fixed to one side of the illumination frame 10 as described above. For this purpose, the two vertical pillars 110 constituting the illumination frame 10 are arranged in a horizontal direction And the lighting device 20 is provided on one end side of the horizontally extending strut (hereinafter, referred to as 'horizontal strut 130'). The illumination device 20 is configured to include illumination such as an LED.

In addition to the above-described structure, a light emitting panel 300 may further be provided at a lower end of the illumination frame 10. The luminescent marking panel 300 clearly displays a specific mark or pattern through light emission of the light emitting device, and has the following structure.

12 and 13, the light emitting display panel 300 includes a light emitting member 310, a light guide plate 320, an upper housing 330, and a lower housing 340.

The light emitting member 310 emits light using the power generated by the double-sided light receiving type solar cell as a power source, and the light guide plate 320 serves to induce surface light emission of the light generated from the light emitting member 310 do. The light guide plate 320 may have a rectangular parallelepiped shape. Each corner of the light guide plate 320 is chamfered, and the light emitting member 310 is provided in a chamfered shape. That is, the light emitting member 310 is provided at each corner of the light guide plate 320.

A first scattering inducing pattern 321 having a concave-convex shape is repeatedly arranged on the side surface of the light guide plate 320. The first scattering inducing pattern 321 is for increasing the light transmittance to the side surface. As the first scattering inducing pattern 321 has a concave-convex shape, the contact area of the light is increased and the light scattering path The amount of light that ultimately emits light to the side surface of the light guide plate 320 can be increased. Such a side light emission can improve the discrimination degree.

In addition, a specific mark or pattern may be provided on the upper surface of the light guide plate 320, and a second scattering inducing pattern 322 may be provided on the lower surface of the light guide plate 320 so that the pattern may be clearly seen at the time of light emission. do. The second scattering inducing pattern 322 has a shape corresponding to the specific pattern. That is, a second scattering inducing pattern 322 having a concave-convex shape is provided on the lower surface of the light guide plate 320 at a position corresponding to the pattern, and the second scattering inducing pattern 322 has a convex- As the area increases and the light path changes in a variety of ways, the transmittance of light can be increased and ultimately the pattern is clearly visible.

Meanwhile, the lower housing 340 provides a space in which the light emitting member 310 and the light guide plate 320 are provided. The upper housing 330 is coupled with the lower housing 340 to isolate the light emitting member 310 and the light guide plate 320 from the external environment. The upper housing 330 has a scattering protrusion 331 Is provided to guide the light transmitted through the light guide plate 320 to be radiated in various directions.

The above-described luminescent marker panel can be configured as shown in Fig. That is, the reflective film 410, the light guide plate 420, the transmissive indicia plate 440, and the transparent plate 450 may be sequentially stacked on one side of the light guide plate 420, 430 may be provided. The laminated structure of the reflective film 410, the light guide plate 420, the translucent marker plate 440 and the transparent plate 450 is provided in the upper housing 330 and the lower housing 340.

The composite illumination device 20 using the double-side light receiving solar cell according to the first embodiment of the present invention has been described above. Next, the second embodiment and the third embodiment will be described. The second and third embodiments are modifications of the fixing method of the solar cell panel 30 in contrast to the first embodiment. In the first embodiment, the solar panel 30 is fixed to the slit grooves 121 of the panel guide rail 140 and the panel horizontal seating member 120. In contrast to the second and third embodiments Is a method of fixing the solar cell panel 30 using the panel fixing device 40. [

5, the hybrid illumination apparatus 20 using the double-sided light receiving solar cell according to the second embodiment of the present invention includes the illumination frame, the solar cell panel 30, and the illumination device 20, as in the first embodiment. . However, in the case of the first embodiment, the illumination frame includes two vertical supports 110, whereas in the second embodiment, only one vertical support 210 is provided. In addition, the vertical column 210 of the second embodiment has one end extended horizontally as in the case of the first embodiment, and the illumination device 20 is provided on one side of a horizontally extended support, that is, a horizontal support (not shown) .

The solar cell panel 30 may be disposed on one side of the vertical column 210 and the plurality of solar cell panels 30 may be disposed along the longitudinal direction of the vertical column 210. In this case, The solar cell panel 30 is fixed to the vertical support 210 via the panel fixing device 40. The panel fixing device 40 serves to couple the adjacent solar cell panels 30 together with the solar cell panel 30 and the vertical column 210.

6, the panel fixing device 40 includes a pedestal 41, a panel joining member 42, and a fastening member 44. [ The pedestal 41 provides a seating space for the panel joining member 42 and the panel joining member 42 has an engaging groove 43 to provide a mounting space for the solar cell panel 30 . The joining groove 43 of the joining member has a height corresponding to the thickness of the solar cell panel 30 and the solar cell panel 30 is mounted in the joining groove 43. The fastening member 44 fastens the pedestal 41 and the panel engaging member 42 and is provided with a fastening hole at a corresponding position of the pedestal 41 and the panel fastening member 42, 45, the pedestal 41, the panel engaging member 42, and the engaging member 44 can be integrally fastened.

One or two panel coupling members 42 may be provided on the pedestal 41. When the two panel coupling members 42 are provided, the solar panel 30 is placed and fixed in the coupling groove 43 of each panel coupling member 42 in a symmetrical manner.

As described above, the panel joining member 42 serves to fix the vertical support 210 and the solar cell panel 30 in addition to the joining between the neighboring solar panels 30. In this case, one side of the pedestal 41 is fixed to the vertical struts 210 through welding or the like, and the solar cell panel 30 can be fixed to the vertical struts 210.

5, the solar cell panel 30 is provided only on one side (for example, the right side) of the vertical column 210, but it is also possible to provide the solar cell panel 30 on the left side of the vertical column 210 (See FIG. 7). In this case, the fixing of the vertical column 210 and the solar cell panel 30 using the panel fixing device 40, the fixing method between the solar cell panel 30 using the panel fixing device 40 Are the same as those described above.

In a modified embodiment of the second embodiment, it is also possible to vary the shape of the vertical struts 210 in various ways. In other words, as shown in FIG. 8, it is also possible to provide two vertical columns 210 and a solar cell panel 30 in a space between two vertical columns. Further, the luminescent marker panel 300 of the first embodiment can be added to the configurations of the second embodiment and the third embodiment.

Next, a composite illumination device 20 using a double-side light-receiving solar cell according to a third embodiment of the present invention will be described. The third embodiment is different from the second embodiment in that the vertical support 210 and the solar cell panel 30 are fixed by using the panel fixing device 40 and the solar cell panel 30 using the panel fixing device 40, But there is a difference in the arrangement direction of the solar cell panels 30. [ In the second embodiment, the solar cell panel 30 is disposed only in one direction, whereas the third embodiment is similar to the solar cell panel 30 shown in FIGS. 9 and 10, (30). As described above, since the solar panels 30 are disposed at intervals of 120 degrees around the vertical support 210, the solar light receiving angle can be increased and the light receiving efficiency can be improved. That is, no matter where the sun is located, at least one of the solar panels 30 arranged at an angle of 120 degrees has an optimal receiving angle, so that the solar panel 30 is disposed only in one direction The light receiving efficiency can be improved.

In addition, in the second embodiment and the third embodiment, the horizontal seating member 20 of the first embodiment is provided at the upper part of the uppermost solar cell panel 30 and the lower part of the solar cell panel 30 at the lowermost stage, respectively do.

10: illumination frame 20: illumination device
30: solar cell panel 31: transparent substrate
32: double-sided light receiving solar cell 40: panel fixing device
41: pedestal 42: panel coupling member
43: engaging groove 44: engaging member
45: fastening screw 110: vertical support
120: panel horizontal seating member 121: slit groove
130: horizontal support 140: panel guide rail
141: upper guide rail 142: lower guide rail
143: slit-shaped groove 144: shock-resistant pad
145: screw 210: vertical holding
300: luminescent marker panel 310: luminescent member
320: light guide plate 321: first scattering induction pattern
322: second scattering inducing pattern 330: upper housing
331: scattering protrusion 340: lower housing

Claims (10)

An illumination frame providing a mounting space for a solar panel and a lighting device;
A solar cell panel including a double-side light receiving solar cell; And
And a lighting device for emitting artificial light using power generated by the solar cell panel as a power source,
The illumination frame includes:
Two vertical supports arranged in a vertical direction,
A panel horizontal positioning member disposed horizontally between the two vertical supports and having a slit groove on which the solar panel is mounted,
And a panel guide rail provided on one side of the vertical support to provide a slit-shaped groove on which the solar panel is mounted,
A light emitting display panel is further provided at a lower end of the illumination frame,
The light-
A light emitting member which emits light using power produced by the double-sided light receiving solar cell as a power source;
A light guide plate for guiding light emitted from the light emitting member to be emitted in a plane,
A lower housing for providing a space in which the light emitting member and the light guide plate are provided,
And an upper housing coupled to the lower housing to isolate the light emitting member and the light guide plate from the external environment,
A first scattering inducing pattern and a second scattering inducing pattern having concave and convex shapes on the side surface and the bottom surface of the light guide plate, respectively, and scattering protrusions are provided on the upper housing, Device.
The panel horizontal seating member according to claim 1, wherein the panel horizontal seating members are repeatedly arranged at regular intervals along the vertical direction of the vertical support,
Wherein the joining structure of the two vertical struts and the panel horizontal seating member has a lattice shape and a solar cell panel is mounted in a rectangular space formed by two vertical struts and a panel horizontal seating member. Composite lighting system using batteries.
2. The apparatus according to claim 1, wherein the panel guide rails comprise a pair of upper guide rails and lower guide rails, and the upper guide rails and the lower guide rails are spaced apart from each other by a predetermined distance along the longitudinal direction of the vertical support, And a slit-shaped groove is provided between the upper guide rail and the lower guide rail along a longitudinal direction of the vertical support.
[5] The apparatus of claim 3, wherein the lower guide rail is integrally fixed to one side of the vertical support, the upper guide rail is selectively detachable,
And a shock-resistant pad is provided on the inner surface of the upper guide rail and the lower guide rail, respectively.
The solar cell module according to claim 1, wherein the solar cell panel comprises two transparent substrates bonded together, and a double-side light-receiving solar cell provided on the two transparent substrates,
And a solar cell mounting groove in which a double-side light-receiving solar cell is mounted on an inner surface of each of the transparent substrates.
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