KR101016798B1

KR101016798B1 - Street light having angle-controlled solar cell

Info

Publication number: KR101016798B1
Application number: KR1020100055217A
Authority: KR
Inventors: 전동녕
Original assignee: 주식회사 세종에너지
Priority date: 2010-06-11
Filing date: 2010-06-11
Publication date: 2011-02-25

Abstract

PURPOSE: A solar battery street light capable of controlling the angle of the solar cell is provided to reduce the power consumption by adjusting the angle of the solar battery cell. CONSTITUTION: A solar battery street light comprises a solar battery panel, and a support stand(100). A plurality of rotating pins(400) is arranged to be rotating in parallel. A dummy pin is installed between the plurality of rotation pins in parallel with the rotation pin. A solar battery cell(300) is arranged inside the support stand in matrix.

Description

Street light having angle-controlled solar cell

The present invention relates to a solar street light, and more particularly to a solar street light that can adjust the angle of the solar cell in the solar panel.

1 is a view for explaining a conventional solar cell street light. As shown in FIG. 1, the conventional solar cell street light receives solar light on an electric pole 10 and converts the light into electrical energy, and light through the electrical energy generated by the solar panel 20. Illumination 30 to emit light, and the distribution box 40 for controlling the power of the street light is made.

However, in this case, since the solar panel 20 is fixedly installed mostly toward the south direction, the light condensing efficiency of the solar light drops rapidly in the early morning when the sun is located in the east or in the early afternoon when the sun is located in the west. Therefore, the amount of electric energy charged in the battery during the day is absolutely short, and eventually there is a problem in that the on (on) operation of the street light at night using an additional AC power.

In order to solve this problem, the Republic of Korea Patent No. 966275 (2010.01.06.) And the like to detect the change in the position of the sun through the light sensor to rotate the solar panel according to the position of the sun to increase the light collection efficiency of the sun A solar cell having a location tracking device (tracker, tracker) has been disclosed.

Patent No. 966275 rotatably installs a solar panel on top of a pole, and installs an optical sensor for sensing a solar position at an edge of the solar panel, and tracks the position change of the sun through the optical sensor. While rotating the solar panel through the rotational drive means is provided between the back of the solar panel and the pole.

However, the conventional solar cell street light having the above-described solar position tracking device is unsuitable for space utilization because it needs to rotate the entire solar panel, and is not suitable for small street light because of its large power consumption. In addition, since the installation scale of the rotary drive means is difficult to install, there are many difficulties in installation cost and maintenance. In addition, when the solar panel is attached to the vertical wall or horizontal roof, it is impossible to rotate through the rotation driving means, so there are many restrictions on the installation place.

Therefore, the problem to be solved by the present invention, by rotating the solar cell in the solar panel instead of rotating the solar panel, it is possible to reduce the power consumption and installation cost required for rotation, and on the vertical wall or horizontal roof, which was difficult to install in the past Even if installed, it is to provide a solar street light that can cope with the change in the position of the sun.

The present invention for achieving the above object relates to a solar street light using the electrical energy generated by the solar cell in the interior of the solar panel, specifically,

The solar panel,

Side border support;

Rotating pins whose ends are rotatably fitted to opposite surfaces of the support so as to rotate in a longitudinal axis, the plurality of rotary pins being arranged side by side; And

A plurality of solar cells that are arranged in a matrix form in rows and rows in the support and positioned in each row, the plurality of solar cells being fixed to the rotation pins to rotate together when the rotation pins rotate; And FIG.

At this time, a drive motor for driving at least one of the plurality of rotary pins; Control means for controlling the drive motor; And a rotation force transmitting means such that a rotation pin, which is not driven by the drive motor, of the plurality of rotation pins receives rotation force from the rotation pin that is rotated by the drive motor, and rotates together. It is preferable to further provide.

An optical sensor is installed at the edge of the support, and the control unit preferably controls the driving motor by calculating the position of the sun through the light receiving information of the sunlight obtained through the optical sensor.

Preferably, a cell holder is installed on the rotary pin to extend in a direction perpendicular to the longitudinal axis of the rotary pin and fixed to the rotary pin, and the solar cell is installed on the cell holder.

The cell holder may have a through tube formed at one corner thereof so that the through tube may be fitted to the rotary pin to be fixed to the rotary pin, or the rear side may be fixedly coupled to the rotary pin.

Gears may be installed on the plurality of rotation pins so as to rotate about the rotation pins, and the gears are installed to engage adjacent ones. In this case, a dummy pin is installed in parallel with the rotary pin between the plurality of rotary pins, and the dummy pin rotates with the dummy pin as an axis, but a dummy gear is installed to engage with the gear, thereby providing a gap between the gears. The dummy gear may be interposed therebetween. In this case, it is preferable that the rotation pin and the dummy pin are installed in a zigzag form so that the gear and the dummy gear are connected in a zigzag form.

Sprockets may be installed on the plurality of rotation pins so as to rotate about the rotation pins, and the sprockets are connected to each other by a chain.

The plurality of solar cells forming the row may be installed as a set on the cell set plate, wherein the cell set plate is fixed to the rotary pin.

At least one of the bowpin's rotary pins may be provided with a stop protrusion protruding radially, and a stop jaw may be installed on the wall of the support to catch the stop protrusion.

The plurality of rotation pins are cam-shaped portions where the solar cell is fixedly installed, and the cams in neighboring rotation pins are connected to both ends by wires so that rotational force of the rotation pins can be transmitted to the side. have.

According to the present invention, since the small solar cell inside not rotates the entire solar panel, the power consumption and installation cost required for the rotation can be reduced, and the solar panel is mounted on a vertical wall or a horizontal roof, which has been difficult to install in the past. Even if installed, the solar cell can be located in response to the position change of the sun. Therefore, it can be seen that there are virtually no place restrictions when installing street lights.

1 is a view for explaining a conventional solar cell street light;
2 is a view for explaining the solar panel 20 which is a feature of the solar cell street light according to the present invention;
3 is a view for explaining the basic principle of the present invention;
4 is a view for explaining an example of the installation structure of the solar cell 300;
5 and 6 are views for explaining an example of the rotational force transmission configuration of the rotary pin 400;
7 is a view for explaining another example of the rotational force transmission configuration of the rotary pin 400;
8 is a view for explaining another example of the installation structure of the solar cell 300;
9 is a view for explaining a configuration for preventing excessive rotation of the drive rotary pin 401;
10 is a view for explaining another example of the rotational force transmission configuration of the rotary pin 400.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Only features of the invention are shown in order to avoid repeated description with the prior art. The following examples are only presented to understand the content of the present invention, and those skilled in the art will be capable of many modifications within the technical spirit of the present invention. Therefore, the scope of the present invention should not be construed as being limited to these embodiments.

Figure 2 is a view for explaining the solar panel 20 which is a feature of the solar cell street lamp according to the present invention, Figure 2a is a perspective view and Figure 2b is a side view. As shown in FIG. 2, the upper tempered glass 201a and the lower tempered glass 201b are inserted into the stainless steel support 100, and a rotating pin is disposed in the space between the upper tempered glass 201a and the lower tempered glass 201b. 400 is installed. Both ends of the rotary pin 400 are rotatably fitted on opposite surfaces of the support 100 so as to rotate about the longitudinal axis, and a plurality of the rotation pins 400 are arranged side by side.

In the space between the upper tempered glass 201a and the lower tempered glass 201b, a plurality of black silicon solar cells 300 are arranged in a matrix in a row and row, and each solar cell 300 forms a row. The rotary pin 400 is installed on the rotary pin 400 so that the inclination changes by rotating as it rotates.

The lower portion of the solar cell 300 has a space to cool the solar cell 300 by air cooling. To this end, a vent 150 as shown in FIG. 8 is provided. A white film 202 is attached to the lower tempered glass 201b to improve the light collecting efficiency of sunlight. On the edge of the support 100, an optical sensor 500 for tracking the position of the sun is installed.

3 is a view for explaining the basic principle of the present invention. Specifically, the position change of the sun may be known through the light receiving information of the sunlight received by the light sensor 500. The control unit 600 may determine the position of the sun based on the light receiving information input through the light sensor 500. Altitude) by rotating the driving motor 700 so that the solar cell 300 receives as much sunlight as possible, and rotating the driving pin 401 appropriately to determine the inclination of the solar cell 300 lying horizontally. Change. The control means 600 may be installed at a place such as the distribution box 40 of FIG. 1.

When the light sensor 500 is not installed, a timer (not shown) is installed, and the control means 600 has the position information of the sun in advance for the time zone, and the time information is provided through the timer. The driving motor 700 may be controlled based on the above.

Conventionally, the solar panel 20 itself is rotated in response to the change in the position of the sun, but in the present invention, the solar panel 20 is not rotated, but the solar panel 20 is still and the sun is inside the solar panel 20. The battery cell 300 rotates.

4 is a view for explaining an example of the installation structure of the solar cell 300, Figure 4a is a perspective view, Figure 4b is a cross-sectional view taken along the line AA 'of Figure 4a, Figure 4c illustrates another example It is sectional drawing for doing.

As shown in FIGS. 4A and 4B, the cell holder 410 is fitted to the rotary pin 400 through a through tube formed at one corner thereof, so that the cell holder 410 is perpendicular to the longitudinal axis of the rotary pin 400. It is fixedly installed to extend. The solar cell 300 is placed on the cell holder 410. Accordingly, when the rotating pin 400 rotates, the cell holder 410 rotates together, thereby changing the inclination of the solar cell 300. On the other hand, as shown in Figure 4c, even if the cell portion 410 is not coupled to the surface portion of the edge of the rotary pin 400 can be obtained the same effect as in Figures 4a and 4b.

5 is a view for explaining an example of the rotational force transmission configuration of the rotary pin 400. As shown in FIG. 5, each of the rotary pins 400 is provided with a gear 800 perpendicular to the longitudinal axis of the rotary pin 400, and the gears 800 installed on the respective rotary pins 400 mesh with each other. Goes. Therefore, as shown in FIG. 3, when the driving rotary pin 401 rotates, rotational force is transmitted through the gear 800 to rotate the solar cell 300 on the other rotary pin 400. The gear 800 may be located inside or outside of the support 100. In this case, in order to engage the gear 800, the radius of the gear 800 must be greater than the length of the cell holder 410, so the up and down thickness of the support 100 may be required due to the gear 800. Therefore, considering this, it is preferable that the cell holder 410 has a configuration as shown in FIG. 4C.

More preferably, as shown in FIG. 6, a dummy pin 450 is installed in parallel with the rotary pin 400 to be zigzag with respect to the rotary pin 400 between the rotary pins 400, and the gear When the dummy gear 850 meshing with the 800 is installed on the dummy pin 450 so that the dummy gear 850 is interposed in a zigzag form between the gear 800 and the gear 800, the gear 800 Even if the radius of the cell holder 410 is smaller than can transmit the rotational force.

7 is a view for explaining another example of the rotational force transmission configuration of the rotary pin 400. As shown in FIG. 7, the sprocket 801 is installed on the rotary pin 400 instead of the gear 800 such that the rotation of the driving rotary pin 401 is transmitted to the adjacent rotary pin 400 by the chain 802. You may. In this case, since the size of the sprocket 801 may be small, since the up and down thickness of the support 100 does not have to be large as described in FIG. 5, it is preferable in this respect.

8 is a view for explaining another example of the installation structure of the solar cell 300. Specifically, unlike the case of FIG. 3, in which the solar cell 300 is independently installed on the rotating pin 400, in the case of FIG. 8, a plurality of solar cell 300 constituting a line is installed in one set. It features. To this end, after forming the plurality of solar cells 300 to form a set in a row on the cell set plate 350, the cell set plate 350 is mounted on the cell holder 410. In this case, it is preferable that the width of the cell holder 410 is wider than that of FIG. 4. The side of the support 100 is provided with a vent 150 for ventilation.

9 is a view for explaining a configuration for preventing excessive rotation of the drive rotary pin 401. In order to prevent the solar cell 300 from being excessively rotated due to an unexpected situation, as shown in FIG. 9, the stopper 403 is installed on the wall of the support 100, and the driving rotary pin 401 is provided. It is preferable to provide a stop protrusion 402 protruding radially so that the stop protrusion 402 is caught by the stop jaw 403 so that the rotation range of the driving rotary pin 401 is limited. The stop protrusion 402 and the stop jaw 403 may be installed only on at least one rotary pin other than the driving rotary pin 401, that is, the same effect.

10 is a view for explaining another example of the rotational force transmission configuration of the rotary pin 400. As shown in FIG. 10, the rotation pin 400 includes a cam 500 in which the cell holder 410 is installed, and the wires 600 between the cams 500 in the neighboring rotation pins 400. Is connected by. Accordingly, when the driving rotary pin 401 rotates, the cam 500 of the adjacent rotary pin 400 rotates together due to the tension of the wire 600, and eventually the cell holder 410 is inclined. Connection of the cam 500 and the wire 600 may be made by simply knotting.

As described above, according to the present invention, since the small solar cell inside the solar panel rotates instead of the entire solar panel, power consumption and installation cost required for rotation can be reduced, and vertical walls or horizontal rooftops, which have been difficult to install in the past, have been Even if a solar panel is installed in the solar cell can be located in response to the position change of the sun. Therefore, it can be seen that there are virtually no place restrictions when installing street lights.

20: solar panel 40: power distribution box
100: support 150: vent
201a, 201b: tempered glass 202: white film
300: solar cell 350: cell set plate
400: rotation pin 401: drive rotation pin
402: stopper 403: stopper
410: cell holder 450: dummy pin
500: cam 600: wire
800: gear 801: sprocket
802: chain 850: dummy gear

Claims

In the solar street light using the electrical energy generated by the solar cell inside the solar panel,
The solar panel,
Side border support;
A rotary pin having both ends rotatably fitted to opposite surfaces of the support, the plurality of rotary pins being arranged side by side;
A dummy pin installed parallel to the rotating pin between the plurality of rotating pins;
A plurality of solar cells that are arranged in a matrix in rows and rows in the support and positioned in each row, the plurality of solar cells being fixed to the rotation pins to rotate together when the rotation pins rotate;
A driving motor for rotating at least one of the plurality of rotary pins; And
Control means for controlling the drive motor; It is made, including
The rotary pin is installed to rotate the rotary pin in the shaft, the dummy pin is provided with a dummy gear for rotating the dummy pin in the shaft, the dummy gear is interposed between the gears to be engaged with the gear Solar street light, characterized in that installed to go back.

In the solar street light using the electrical energy generated by the solar cell inside the solar panel,
The solar panel,
Side border support;
Rotating pins whose ends are rotatably fitted to opposite surfaces of the support so as to rotate in a longitudinal axis, the plurality of rotary pins being arranged side by side;
A plurality of solar cells that are arranged in a matrix in rows and rows in the support and positioned in each row, the plurality of solar cells being fixed to the rotation pins to rotate together when the rotation pins rotate;
A driving motor for rotating at least one of the plurality of rotary pins; And
Control means for controlling the drive motor; It is made, including
The plurality of rotary pins are sprockets are respectively installed so as to rotate around the rotary pins, the sprockets are connected to each other in a chain street light street light.

In the solar street light using the electrical energy generated by the solar cell inside the solar panel,
The solar panel,
Side border support;
Rotating pins whose ends are rotatably fitted to opposite surfaces of the support so as to rotate in a longitudinal axis, the plurality of rotary pins being arranged side by side;
A plurality of solar cells that are arranged in a matrix in rows and rows in the support and positioned in each row, the plurality of solar cells being fixed to the rotation pins to rotate together when the rotation pins rotate;
A driving motor for rotating at least one of the plurality of rotary pins; And
Control means for controlling the drive motor; It is made, including
The solar cell street light, characterized in that the portion of the solar cell is fixed to the plurality of rotating pins are cam-shaped, the cams in the adjacent rotating pins are connected to each other by a wire.

According to any one of claims 1 to 3, wherein the upper and lower surfaces of the support is open, the upper and the lower surface of the open and the upper tempered glass and the lower tempered glass, respectively, the ventilation holes are provided in the support Solar cell street light, characterized in that.

The driving motor according to any one of claims 1 to 3, wherein an optical sensor is installed at an edge of the support, and the control unit calculates the position of the sun based on light reception information of sunlight obtained through the optical sensor. Solar cell street light, characterized in that for controlling.

According to any one of claims 1 to 3, further comprising a timer for indicating the time, the control means for controlling the drive motor by calculating the position of the sun through the time information obtained through the timer. Solar cell street light characterized by.

The cell holder according to any one of claims 1 to 3, wherein a cell holder is installed on the rotary pin to extend in a direction perpendicular to the longitudinal axis of the rotary pin to be fixed to the rotary pin. Solar cell street light, characterized in that installed on the storage.

The solar cell street light according to claim 7, wherein the cell housing has a through tube formed at one corner thereof, and the through tube is fitted to the rotating pin to be fixed to the rotating pin.

The solar cell street light of claim 7, wherein the cell holder has a rear surface fixedly coupled to the rotation pin.

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The solar cell street light of claim 1, wherein the rotation pin and the dummy pin are installed in a zigzag form, and the gear and the dummy gear are connected in a zigzag form.

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The method according to any one of claims 1 to 3, wherein the plurality of solar cells forming the row are installed as one set on a cell set plate, and the cell set plate is fixed to the rotating pin. Solar street light.

According to any one of claims 1 to 3, At least one of the plurality of rotary pins is provided with a stop projection protruding radially, the stop wall is provided so that the stop projection is caught on the wall of the support; Solar cell street light, characterized in that.

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