KR20210003527A - Street light based on solar cell - Google Patents

Abstract

Provided is a streetlight based on sunlight which can improve energy efficiency. The streetlight based on sunlight comprises: a light-emitting device installed on a post pole; an energy storage device provided on the post pole to supply electrical energy to the light-emitting device, and including a solar panel provided to be rotatable along the sun of a daily cycle to generate the electrical energy from sunlight; a longitude rotation unit provided on the post pole and rotating the solar panel in a longitudinal direction along the daily cycle of the sun; and a latitude rotation unit provided on the post pole and rotating in a latitude direction along the daily cycle of the sun.

Description

Street light based on solar power{STREET LIGHT BASED ON SOLAR CELL}

The present invention relates to a solar-based street light, and more particularly, a solar energy that supplies electrical energy generated by sunlight to a light emitting device, and converts electrical energy into a wireless power signal to an external device located within a predetermined area and supplies it easily. It relates to light-based street lights.

Road lighting, that is, streetlight, provides a similar visibility to the daytime when pedestrians or vehicle drivers use the road at night, relieves anxiety and fatigue of pedestrians and drivers, and prevents crime or traffic accidents, so that they can use the road smoothly and comfortably It has a function that makes it possible.

In addition, a streetlight may refer only to lighting for illuminating the periphery of the street, but it is generally referred to as a streetlight including a streetlight pole for fixing the lighting (hereinafter, also referred to as a street pole).

In general, streetlights use sunlight to generate electric power, and use the generated electric power to emit light, that is, illumination from a light emitting device.

However, in the case of a failure of a solar panel that converts sunlight into electrical energy, the street light may generate lighting by receiving power from a separately connected power line.

In this case, by adding and connecting a power line in addition to the solar panel to the lighting lamp, if the lighting lamp is installed, the manufacturing cost may increase.

In recent years, research is underway to manage electrical energy charged in a battery and to receive power from an external device, for example, another street light located within a predetermined area according to the charging capacity of the battery.

It is an object of the present invention to provide a solar-based street light that supplies electrical energy generated by sunlight to a light emitting device, and converts electrical energy into a wireless power signal to an external device located within a predetermined area and supplies it easily.

Another object of the present invention is to provide a solar-based street light capable of improving energy efficiency by providing a solar panel to rotate along the sun on a daily cycle.

The objects of the present invention are not limited to the above-mentioned objects, and other objects and advantages of the present invention that are not mentioned can be understood by the following description, and will be more clearly understood by examples of the present invention. In addition, it will be easily understood that the objects and advantages of the present invention can be realized by the means shown in the claims and combinations thereof.

An embodiment of the solar-based street light according to the present invention is a light-emitting device installed on a post pole, provided on the post pole to supply electric energy to the light-emitting device, and is provided to be rotatable along the sun of a daily cycle. An energy storage device including a photovoltaic panel generating the electric energy from light and a longitudinal rotation unit provided in the post pole and rotating the photovoltaic panel in a longitudinal direction along the daily cycle of the sun and the daily cycle of the sun It includes a latitude rotation unit that rotates along the latitude direction.

Here, the longitudinal rotation unit is a longitudinal drive motor (hereinafter referred to as a'first hardness motor') installed to be concave in the inner side of the post pole, a drive gear provided in the first hardness motor and the drive gear. It may include a driven gear provided at the end of the pivot pole is inserted into the upper end of the pole.

In addition, the first hardness motor is installed on a motor bracket provided so as to be concave inwardly of the post pole, and the rotation shaft is provided to form a vertical axis, and the drive gear having a spur gear shape may be coupled to the vertical axis. .

In addition, the driving gear may rotate the solar panel coupled through the pivoting pole in a longitudinal direction while rotating the pivoting pole by an operation engaged with the driven gear formed on an inner circumferential surface of the lower end of the pivoting pole.

In addition, the first hardness motor is installed on a motor bracket provided so as to be concave inwardly of the post pole, the rotation shaft is provided to form a left and right horizontal shaft, and the drive gear having a worm gear shape may be coupled to the left and right horizontal shaft.

In addition, the driven gear may be formed to protrude outward from the lower outer peripheral surface of the pivoting pole.

In addition, the longitudinal rotation unit, a longitudinal drive motor (hereinafter referred to as a'first hardness motor') provided to be rotatable with respect to one point of the post pole, is provided to be directly connected to the rotation axis of the first hardness motor, and the outer peripheral surface A screw rod having a screw thread on a part thereof, a drive shaft having a rotation bar interposed on the outer circumferential surface of the screw rod and rotating, a drive plate axially coupled to the drive shaft, rotated in conjunction with the rotation of the drive shaft, and a drive gear formed on the outer circumferential surface Gear, one side is engaged with the drive gear of the drive plate gear, and the other side is engaged with the transmission plate gear formed on the outer circumferential surface and the transmission gear formed on the outer circumferential surface of the transmission plate gear so that the other side is engaged with the driven gear formed on the pivoting pole. It may include the driven gear formed on the pivoting pole.

In addition, a gear formation ratio of the drive plate gear and the transmission plate gear may be 2:1.

In addition, the latitude rotation unit includes a first latitude-direction driving motor mounted on a rotational support panel extending from a mounting panel that mediates coupling so as to enable rotation of the solar panel in the latitude direction above the pivoting pole (hereinafter, (Referred to as'first latitude motor unit'), a screw rod coupled to the rotation axis of the first latitude motor unit and having a thread on the outer circumferential surface thereof, and provided to be interposed on the outer circumferential surface of the screw rod, and transmitted from the first latitude motor unit It may include a rotating screw bush that transmits the rotational force in the latitude direction to the solar panel according to the rotation of the screw rod rotated by the driving force.

In addition, the first latitude motor unit is hinge-connected to enable rotation of the solar panel via a first hinge bar provided in the rotation support panel, and the rotation screw bush is provided on the rear surface of the solar panel. The solar panel may be hingedly connected to the rear mounting panel via a second hinge bar to enable rotation of the solar panel.

In addition, the latitude rotation unit is a second latitude driving motor (hereinafter referred to as a'second latitude motor unit') that is rotated between a pair of mounting panels provided to be spaced apart from each other on the rotation pole, and the first 2 A driven gear that is directly connected to the rotation axis of the latitude motor unit and has a gear tooth formed on an outer circumferential surface thereof, and is provided to form coaxial with the rotation axis of the solar panel, and a gear tooth that meshes with the gear tooth of the driving gear is formed on the inner circumference of a ring shape May include gears.

In addition, the second latitude motor unit is fixed to a motor bracket provided to connect the pair of rear mounting panels to be interlocked with the solar panel to rotate, and the driven gear is disposed between the pair of mounting panels. It may be fixed to the inner side of any one of the pair of mounting panels so as to coaxially connect the connecting shaft.

In addition, the latitude rotation unit is a third latitude direction drive motor (hereinafter referred to as a'third latitude motor unit') that is rotated between a pair of mounting panels provided to be spaced apart from each other on the rotation pole, and the first 3 A drive gear coupled directly to the rotation axis of the latitude motor unit and having a gear tooth formed on an outer circumferential surface thereof, and a driven gear provided to form coaxial with the rotation axis of the solar panel, and formed with a gear tooth meshing with the gear tooth of the driving gear on the outer circumferential surface. I can.

In addition, the solar panel may further include a sun detector configured to detect a current sun position so that the solar panel rotates in real time according to the sun of the daily cycle.

In the solar-based street light according to another embodiment of the present invention, a light emitting device, a communication device that communicates with an external device located within a predetermined area, and a battery are charged with first electric energy generated by sunlight, and the charging capacity of the battery is If it is lower than the set reference capacity, the first charging signal is output, and the first electric energy is supplied during the operation time set by the light emitting device and an energy storage device including a solar panel provided to rotate along the sun of a daily cycle. A control device for controlling the energy storage device and controlling the communication device to transmit a charging request signal requesting wireless power to an external device when the first charging signal is input.

In addition, the communication device may communicate with the external device through an IoT network, and may transmit the charging request signal under control of the control device.

Also, the energy storage device may output a second charging signal to the control device when the charging capacity of the battery falls within a power transmission capacity range higher than the reference capacity.

In addition, when the second charging signal is input, the control device may control the communication device to transmit a charging transmission signal for confirming whether the first wireless power signal is received to the external device.

In addition, the first electric energy charged in the battery is converted into a first wireless power signal and transmitted to the external device, or a second wireless power signal corresponding to the charging request signal transmitted from the external device is received, and A wireless power device for converting the second wireless power signal into second electrical energy and supplying it to the energy storage device to be charged in the battery may be further included.

In addition, the control device may control the wireless power device to transmit the first wireless power signal when the communication device receives another charging request signal requesting wireless power from the external device.

In addition, when the first charging signal is input a predetermined number of times during a set period, the control device may control the communication device to transmit an inspection request signal for requesting inspection of the energy charging device to a street light monitoring device.

In addition, the control device, after transmitting the charge request signal, if the second wireless power signal is not received, the brightness of the light emitted from the light emitting device is greater than the reference brightness based on the charging capacity of the battery and the operation time. By controlling the energy storage device to be variable low, the intensity of the first electric energy may be varied.

In addition, it further comprises a sensor device for measuring the concentration of fine dust in the air, the control device, when the concentration of the fine dust is higher than the reference concentration, the intensity of the first electric energy so that the color of the light emitted from the light emitting device is changed It is possible to control the energy storage device so that is variable.

In addition, the sensor device detects a vehicle or a person located within a sensor range, and the control device changes the brightness of the light emitted from the light emitting device to be higher than a reference brightness when the vehicle or the person is detected, or When the vehicle or the person is not detected, the intensity of the first electric energy may be controlled by controlling the energy storage device to change the brightness of the light to be lower than the reference brightness.

In addition, further comprising a camera device, wherein the energy storage device comprises a solar panel for converting the sunlight to generate the first electric energy to charge the battery, and the control device includes: The solar panel may be rotated so that the sunlight is not directly incident on the camera device based on the installation location and the current time.

In addition, the energy storage device further includes a management module that manages charging and discharging of the battery, and the management module receives the voltage of the battery and blocks the discharge of the battery when over-discharged in response to the battery voltage. Further comprising an auxiliary driving unit having a power supply and a light receiving sensor of the, the auxiliary driving unit determines whether a state in which the discharge of the battery is blocked from the management module or a state in which the power of the management module is turned off and cannot be driven, and the light receiving sensor Through this, in an environment in which the solar panel can produce power well, the management module may be reset or the management module may be driven by supplying power.

The solar-based street light according to the present invention charges electric energy generated by sunlight into a battery, checks the charging capacity of the battery, and if it is lower than the reference capacity, requests a first wireless power signal to an external device located within a predetermined area. By charging the battery, there is an advantage in that an increase in manufacturing cost can be prevented by not installing additional power lines that supply power.

In addition, the solar-based street light according to the present invention has an advantage in that a person can recognize the concentration of fine dust by emitting light of different colors according to the concentration of fine dust.

In addition, the solar-based street light according to the present invention has an advantage of improving energy efficiency by being provided so that the solar panel rotates along the sun on a daily cycle.

In addition to the above-described effects, specific effects of the present invention will be described together while describing specific details for carrying out the present invention.

1 is a schematic side view of a solar-based street light according to an embodiment of the present invention,
FIG. 2 is a front perspective view showing an energy storage device in a state in which a light emitting device is removed from the configuration of FIG. 1,
3 and 4 are views for explaining embodiments of a longitudinal rotation part of a solar panel,
5 to 7 are perspective views showing the first to third embodiments of the latitude rotation part of the configuration of a solar-based street light according to an embodiment of the present invention,
8 is a control block diagram showing a control configuration of a solar-based street light according to the first embodiment of the present invention.
9 is a flow chart illustrating a method of controlling the solar-based street light shown in FIG. 8.
10 is a control block diagram showing a control configuration of a solar-based street light according to a second embodiment of the present invention.
11 and 12 are flowcharts illustrating a method of controlling a solar-based street light shown in FIG. 8.
13 is a control block diagram showing a control configuration of a solar-based street light according to another embodiment of the present invention.

Hereinafter, the present invention will be described in more detail with reference to the drawings.

Terms such as first and second may be used to describe various components, but the components should not be limited by the terms. These terms are used only for the purpose of distinguishing one component from another component. For example, without departing from the scope of the present invention, a first element may be referred to as a second element, and similarly, a second element may be referred to as a first element. The term and/or includes a combination of a plurality of related listed items or any of a plurality of related listed items.

When a component is referred to as being "connected" or "connected" to another component, it is understood that it may be directly connected or connected to the other component, but other components may exist in the middle. Should be. On the other hand, when a component is referred to as being "directly connected" or "directly connected" to another component, it should be understood that there is no other component in the middle. In addition, the fact that the first component and the second component are connected or connected on the network means that data can be exchanged between the first component and the second component by wire or wirelessly.

In addition, the suffixes "module" and "unit" for the constituent elements used in the following description are given in consideration of only ease of writing in the present specification, and do not impart a particularly important meaning or role by themselves. Therefore, the "module" and "unit" may be used interchangeably with each other.

When such components are implemented in an actual application, two or more components may be combined into one component, or one component may be subdivided into two or more components as necessary. The same reference numerals are assigned to the same or similar elements throughout the drawings, and detailed descriptions of elements having the same reference numerals may be replaced by descriptions of the above-described elements and may be omitted.

Furthermore, the present invention covers all possible combinations of the embodiments indicated herein. The various embodiments of the present invention are different from each other but are not mutually exclusive. One embodiment of a specific shape, structure, function, and characteristic described herein may be implemented in another embodiment. For example, the components mentioned in the first and second embodiments can perform all functions of the first and second embodiments.

1 is a schematic side view of a solar-based street light according to an embodiment of the present invention, and FIG. 2 is a front perspective view showing an energy storage device in a state in which a light emitting device is excluded from the configuration of FIG. 1, and FIGS. 3 and 4 Is a diagram for describing embodiments of a longitudinal rotation part of a solar panel.

Referring to FIG. 1, a solar-based street light 100 according to an embodiment of the present invention includes a post pole 10 and a light-emitting device installed on the post pole 10 via a light emitting unit mounting table 115 ( 110) and an energy storage device.

A detailed description of the energy storage device will be described later through other embodiments. The energy storage device may be the energy storage device 130 of FIG. 8, the energy storage device 350 of FIG. 10, and/or the energy storage device 630 of FIG. 13.

In this embodiment, the energy storage device will be described with the energy storage device 130 of FIG. 8 as an example.

The energy storage device 130 may include a solar panel 132 provided to rotate in a longitudinal direction or a latitude direction along a daily cycle sun.

As shown in FIG. 1, the solar panel 132 may be coupled to an upper end of the post pole 10 via a pivoting pole 20 so as to be pivotable in a horizontal direction around a vertical axis.

In the solar-based street light 100 according to the present embodiment, the solar panel 132 may be rotatably provided along the daily cycle sun. Since the sun's position changes in longitude and latitude during a daily cycle, the solar panel 132 may also be provided to rotate in the latitude direction while rotating in the longitude direction.

To this end, the solar-based street light 100 according to the present embodiment includes a longitudinal rotation unit 400 ′ that rotates the solar panel 132 in the longitudinal direction, and a latitude rotation unit 400 ′ that rotates the solar panel 132 in the latitude direction. It may further include a rotating part 400.

The hardness rotation part 400 ′ may be implemented in the first embodiment, as shown in FIG. 3.

Referring to FIG. 3, the longitudinal rotation unit 400 ′ includes a longitudinal drive motor 401 (hereinafter referred to as a “first hardness motor”) installed so as to be concave inside the post pole 10, and a first hardness motor ( It may include a drive gear 405 provided in 401 and a driven gear 25 provided at an end of the pivoting pawl 20 so as to mesh with the drive gear 405.

The first hardness motor 401 is installed on the motor bracket 402 provided to be concaved into the inside of the post pole 10, and the rotation shaft is provided to form an up and down vertical axis, and a spur gear-shaped drive gear 405 on the up and down vertical shafts Can be combined.

The driving gear 405 is a sun that is coupled through the pivoting pole 20 while rotating the pivoting pole 20 to one side or the other side in an operation that meshes with the driven gear 25 formed on the inner circumferential surface of the bottom of the pivoting pole 20. The optical panel 132 can be rotated in the longitudinal direction.

However, the rotation axis of the first hardness motor 401 is not necessarily provided to form the vertical axis, and to the extent that the rotational motion of the rotation pole 20 is not interfered, the rotation axis may be provided to form the left and right horizontal axis. Do. In this case, the drive gear 405 may be formed in a worm gear shape and provided to mesh with the spur gear driven gear 25.

In this way, when the rotation axis of the first hardness motor 401 forms the left and right horizontal axis, it is preferable that the driven gear 25 is engaged with the driven gear 25 from the outside of the rotation pole 20 on the position where the drive gear 405 is provided, The driven gear 25 formed on the pivoting pole 20 may be formed to protrude outward from the lower outer peripheral surface of the pivoting pole 20.

Meanwhile, the hardness rotation unit 400 ′ may be implemented as a second embodiment, as shown in FIG. 4.

Referring to FIG. 4, the hardness rotation unit 400 ′ implemented in the second embodiment includes a first hardness motor 401 ′ provided to be rotatable with respect to one point of the post pole 10, and a first hardness motor ( A drive shaft 406' having a screw rod 405' provided directly connected to the rotational shaft of 401' and having a threaded portion of the outer circumferential surface, and a rotating bar 407' that is interposed and rotated on the outer peripheral surface of the screw rod 405'. ), a drive plate gear 408' which is axially coupled to the drive shaft 406' and rotates in conjunction with the rotation of the drive shaft 406' and has a drive gear formed on the outer circumferential surface, and a drive plate gear 408' at one side The transmission gear is formed on the outer circumferential surface of the transmission plate gear 409' and the transmission plate gear 409' formed on the outer circumferential surface so that the transmission gear is meshed with the driving gear of and the other side is meshed with the driven gear 25 formed on the rotating pole 20 It may include the driven gear 25 formed on the pivoting pole 20 so as to mesh with the gear.

Here, when the gear formation ratio of the drive plate gear 408' and the transmission plate gear 409' is formed to be 2:1, the rotation bar 407' provided in the drive shaft 406' is rotated only 90 degrees. Even if it is possible to substantially rotate the pivoting pole 20 180 degrees. At this time, since the first hardness motor 401' is hinged 403' to one point of the post pole 10 via the motor bracket 402', it flows along the rotation path of the rotation bar 407'. Can be.

5 to 7 are perspective views showing the first to third embodiments of the latitude rotation part of the configuration of a solar-based street light according to an embodiment of the present invention.

As described above, the pivoting pole 20 may be provided so that the lower end is inserted into the opened upper end of the post pole 10, and can be rotated in the longitudinal direction by a rotation support (not shown). In addition, a mounting panel 27 may be provided on the pivoting pole 20 to mediate the coupling so that the solar panel 132 can be rotated in the latitude direction.

The latitude rotation unit 400 may be implemented in the first embodiment 410, as shown in FIG. 5.

In more detail, the latitude rotation unit 410 according to the first embodiment includes a first latitude-direction drive motor 411 (hereinafter, referred to as'the rotation support panel 28) provided to extend from the mounting panel 27. A first latitude motor unit') and a screw rod 413 that is directly connected to the rotational axis of the first latitude motor unit 411 and has a thread on the outer circumferential surface thereof, and interposed on the outer circumferential surface of the screw rod 413 And a rotating screw bush 416 that transmits a rotational force in the latitude direction to the solar panel 132 according to the rotation of the screw rod 413 that is rotated by a driving force transmitted from the first latitude motor unit 411. I can.

Here, the first latitude motor unit 411 is hinge-connected to enable rotation of the solar panel 132 via a first hinge bar 29 provided in the rotation support panel 28, and the rotation screw bush ( The 416 may be hingedly connected to the rear mounting panel 414 provided on the rear surface of the solar panel 132 so that the solar panel 132 can be rotated through a second hinge bar.

When the first latitude motor unit 411 is driven to rotate to one side or the other side, the screw rod 413 axially coupled to the rotation shaft is rotated while passing through the bush hole 417 of the rotating screw bush 416. It is moved in the axial direction of the rod 413, and according to the movement of the rotating screw bush 416, the solar panel 132 may rotate in the latitude direction.

Meanwhile, the latitude rotation unit 400 may be implemented as the second embodiment 420, as shown in FIG. 6.

In more detail, the latitude rotation unit 420 according to the second embodiment is a second latitude driving motor 421 (hereinafter, referred to as'the second latitude driving motor 421) that is rotated between a pair of mounting panels 27 provided to be spaced apart from each other. 2), a drive gear 423 directly connected to the rotation axis of the second latitude motor unit 421 and having a gear tooth formed on the outer circumferential surface, and the rotation axis and coaxiality of the solar panel 132 It is provided to form a ring-shaped inner circumferential surface may include a driven gear 426 formed with a gear tooth 427 meshing with the gear tooth of the drive gear 423 is formed.

Here, the second latitude motor unit 421 is fixed to a motor bracket 422 provided to connect a pair of rear mounting panels 424 provided on the rear surface of the solar panel 132 to the solar panel 132 ) And interlocking rotation may be provided. In addition, the driven gear 426 is one of the pair of mounting panels 27 so that the connecting shaft 27' connecting between the pair of mounting panels 27 provided at the front end of the pivoting pole 20 is coaxial. It can be firmly fixed to either of the inner surfaces.

When the second latitude motor unit 421 is driven to rotate to one side or the other side, the gear value of the drive gear 423 coupled to the rotation shaft is the gear value of the driven gear 426 fixed with the connection shaft 27' as coaxial It rotates while being engaged along the 427, in this case, the solar panel 132 can rotate in the latitude direction while the motor bracket 422 and the rear mounting panel 424 to which the first latitude motor unit 421 is fixed are rotated. It is done.

Finally, the latitude rotation unit 400 may be implemented in the third embodiment 430, as shown in FIG. 7.

In more detail, the latitude rotation unit 430 according to the third embodiment is a third latitude driving motor 431 (hereinafter, referred to as'the first) that rotates between a pair of mounting panels 27 provided to be spaced apart from each other. 3), a drive gear 433 coupled to the rotation axis of the third latitude motor unit 431 and having a gear tooth formed on the outer circumferential surface thereof, and the rotation axis and coaxiality of the solar panel 132 It is provided to form, and may include a driven gear 436 formed on the outer circumferential surface of the gear teeth 437 meshing with the gear teeth of the drive gear 433.

That is, in contrast to the fact that the driven gear 426 is provided in a ring shape in the latitude rotation unit 420 according to the second embodiment and a gear tooth 427 that meshes with the gear tooth of the driving gear 423 is formed on the inner circumferential surface, The latitude rotation part 430 according to the third embodiment has a difference in that the driven gear 436 is formed in a disk shape and a gear tooth 437 that meshes with the gear tooth of the driving gear 433 is formed on the outer circumferential surface thereof. Only. The rest of the configuration is the same as the configuration of the latitude rotation unit 420 according to the second embodiment, so a detailed description will be omitted.

As such, one embodiment of the solar-based street light according to the present invention is provided to be rotatable using the longitude rotation unit 400 ′ and the latitude rotation unit 400 along the sun on a daily cycle of the solar panel 132, Since the incidence area of light irradiated from the sun can always be maximized, energy efficiency can be improved.

In addition, the solar-based street light according to an embodiment of the present invention further includes a solar sensing unit (not shown) that detects the current sun position so that the solar panel 132 rotates in real time according to the sun of a daily cycle. It can be provided.

8 is a control block diagram showing a control configuration of a solar-based street light according to an embodiment of the present invention.

Referring to FIG. 8, the solar-based street light 100 according to an embodiment of the present invention includes a light-emitting device 110 installed on a post pole 10 via a light-emitting unit mounting table 115 as described above, and , A communication device 120 provided to enable wired or wireless communication with the external device 180, an energy storage device 130 provided to store solar energy or other electrical energy, and the energy storage device 130 Operation of the wireless power device 140 and the light emitting device 110, the communication device 120, the energy storage device 130, and the wireless power device 140 provided to convert and transmit/receive power from the energy storage device 130 It may include a control device 150 for controlling.

The light emitting device 110 may include a plurality of LEDs, and the plurality of LEDs may emit light of different colors according to the intensity of an input current, but the present disclosure is not limited thereto. For example, the plurality of LEDs may emit red light (R), green light (G), blue light (B), and mixed color light. The light emitting device 110 may serve as a street light.

The communication device 120 may communicate with an external device 180 located within a predetermined area. Here, the communication device 120 may include a LoRA module that forms an IoT network with the external device 180 and transmits and receives a charge request signal PQ at a set time interval, but is not limited thereto. The LoRa module can transmit data at set time intervals using the LTE network.

The communication device 120 may transmit the charge request signal PR1 and the charge transmission signal PR2 input from the control device 150 to the external device 180.

The energy storage device 130 may include a solar panel 132, a battery 134 and a management module 136.

The solar panel 132 may convert sunlight into first electric energy E1 and charge the battery 134. In addition, the solar panel 132, as described above, is provided to rotate along the sunlight in a daily cycle, thereby creating higher energy efficiency.

The battery 134 may supply the charged first electrical energy E1 to the light emitting device 110 and may charge the second electrical energy E2 supplied from the wireless power device 140.

The management module 136 may manage charging and discharging of the battery 134. The management module 136 may adjust the input voltage to match the charging voltage of the battery 134. The management module 136 may adjust the voltage of the battery 134 to various voltages so that power of the battery 134 is output to an external load. The external load can be a variety of devices or modules. According to this embodiment, the external load consumes power such as the communication device 120, the management module 136, the wireless power device 140, the external device 180, and the control device 150 in addition to the light emitting device 110. It can be any component.

The management module 136 may compare the charging capacity of the battery 134 with a set reference capacity. That is, the management module 136 may output the first charging signal P1 to the control device 160 when the charging capacity for the first electric energy E1 charged in the battery 134 is lower than the reference capacity. have.

The management module 136 may output a second charging signal P2 to the control device 160 when the charging capacity is higher than the reference capacity.

The wireless power device 140 may include a transmission module 142 and a reception module 144.

The transmission module 142 may convert the first electric energy E1 charged in the battery 134 into the first wireless power signal PF1 and transmit it to the external device 180. The receiving module 144 may receive the second wireless power signal PF1 transmitted from the external device 180, convert it into second electric energy E1, and charge the battery 134.

The control device 150 may control the light emitting device 110, the communication device 120, the energy storage device 130, and the wireless power device 140.

The control device 150 controls the energy storage device 130 during the operating time so that the light emitting device 110 emits light at a set operating time (eg, at night), and the first charged in the battery 134 Electric energy E1 may be supplied to the light emitting device 110.

When the first charging signal P1 is input from the energy storage device 130, the control device 150 transmits the charging request signal PR1 requesting the second wireless power signal PF2 to the external device 180. The communication device 120 can be controlled.

In addition, when the second charging signal P2 is input from the energy storage device 130, the control device 150 transmits a charging transmission signal PR2 for transmitting the first wireless power signal PF1 to the external device 180. It is possible to control the communication device 120 to be transmitted.

Here, the charging transmission signal PR2 may be a signal for requesting confirmation of whether the external device 180 receives the first wireless power signal PF1.

After transmitting the charging transmission signal PR2, when the communication device 120 receives another charging request signal transmitted from the external device 180, the control unit 160 transmits the first wireless power signal PF1. The power device 140 can be controlled, but is not limited thereto.

The external device 180 may be another solar-based street light, an external server, or a portable terminal located within a predetermined area, but is not limited thereto. Portable terminals include mobile phones, smart phones, notebook computers, digital broadcasting terminals, personal digital assistants (PDAs), portable multimedia players (PMPs), navigation systems, tablet computers, and e-books. -book) A terminal, etc. may be included.

In addition, when the first charging signal P1 is input a predetermined number of times during a set period, the control device 150 is an inspection request signal AS for requesting inspection of the energy storage device 130 to a street light monitoring device (not shown). It is possible to control the communication device 120 to be transmitted.

If the second wireless power signal PF2 is not received after transmission of the charge request signal PR1, the control device 150 emits from the light emitting device 110 based on the charging capacity of the battery 134 and the operation time. The energy storage device 130 may be controlled so that the brightness of the generated light is lower than the reference brightness, so that the intensity of the first electric energy E1 may be varied.

9 is a flow chart illustrating a method of controlling the solar-based street light shown in FIG. 8.

Referring to FIG. 9, the solar-based street light control device 150 may determine whether any one of the first and second charging signals P1 and P2 is input from the energy storage device 130 (S210). .

When the first charging signal P1 is input, the control device 150 may count the first charging signal P1 and determine whether the first charging signal P1 is inputted a predetermined number of times during a set period (S220).

When it is determined that the first charging signal P1 is input less than a predetermined number of times, the control device 150 determines that the charging capacity of the battery 134 included in the energy storage device 130 is lower than the reference capacity. 2 The communication device 130 may be controlled so that the charging request signal PR1 for receiving the wireless power signal PF1 is transmitted to the external device 180 (S230).

When the charging request signal PR1 is transmitted, the control device 150 may determine whether the wireless power device 140 receives the second wireless power signal PF2 (S240).

When the control device 150 determines that the second wireless power signal PF2 has been received, the control device 150 may monitor the charging capacity of the battery 134 included in the energy storage device 130 (S250). ).

When the control device 150 determines that the first charging signal P1 has been input a predetermined number of times, the control device 150 determines the charging capacity and the light emitting device 110 of the battery 134 included in the energy storage device 130. The energy storage device 130 may be controlled so that the brightness of light emitted from the light emitting device 110 is changed to be lower than the reference brightness based on the operation time of ), that is, the intensity of the first electric energy E1 is decreased ( S260).

If the control device 150 determines that the second charging signal P2 is input (S210), the charging transmission signal PR2 for transmitting the first electric energy E1 charged in the battery 134 is transmitted to the external device. The communication device 120 may be controlled to be transmitted to 180 (S270).

When the communication device 120 receives another charging request signal transmitted from the external device 180, the control device 150 converts the first wireless power signal PF1 into an external device ( 180) to be transmitted to the wireless power device 140 can be controlled (S280).

10 is a control block diagram showing a control configuration of a solar-based street light according to a second embodiment of the present invention. See FIG. 8. The component according to the present embodiment may perform the function of the component having the same name as described above.

Referring to FIG. 10, a solar-based street light 300 includes a light emitting device 310, a sensor device 320, a camera device 330, a communication device 340, an energy storage device 350, and a wireless power device 360. ) And a control device 370.

The light emitting device 310 may include a plurality of LEDs, and the plurality of LEDs may emit light of different colors according to the intensity of an input current, but the present disclosure is not limited thereto. For example, the plurality of LEDs may emit red light (R), green light (G), blue light (B), and mixed color light. The light emitting device 110 may serve as a street light.

The sensor device 320 may include a fine dust sensor 322 that measures the concentration of fine dust in the air (pm) and a detection sensor 324 that detects a vehicle or a person located within the sensor range.

The fine dust sensor 322 may measure the fine dust concentration (pm) and transmit it to the control device 370.

The detection sensor 324 may transmit a detection signal vs to the control device 370 when detecting a vehicle or a person located within the sensor range.

The camera device 330 may capture an image vm in a set direction and transmit it to the control device 370. The camera device 330 may take an image or a video, and may include a CCD image sensor.

The communication device 340 may communicate with an external device 380 located within a predetermined area. Here, the communication device 340 may include a LoRA module that forms an IoT network with the external device 380 and transmits and receives the charge request signal PR1 at a set time interval, but is not limited thereto. The LoRa module can transmit data at set time intervals using the LTE network.

The communication device 340 may transmit the fine dust concentration (pm) to the external device 380 at a set time interval. The communication device 340 may transmit the charge request signal PR1 and the charge transmission signal PR2 input from the control device 370 to the external device 380.

The energy storage device 350 may include a solar panel 352, a battery 354 and a management module 356.

The solar panel 352 may convert sunlight into first electric energy E1 and charge the battery 354. In this case, the solar panel 352 may rotate under the control of the management module 356 or the control device 370. As described above, the solar panel 352 may be provided to rotate along the sunlight on a daily cycle, thereby creating higher energy efficiency.

The battery 354 may supply the charged first electrical energy E1 to the light emitting device 310, and may charge the second electrical energy E2 supplied from the wireless power device 360.

The management module 356 may manage charging and discharging of the battery 354. The management module 356 may adjust the input voltage to match the charging voltage of the battery 354. The management module 356 may adjust the voltage of the battery 354 to various voltages so that power of the battery 354 is output to an external load. The external load can be a variety of devices or modules. According to this embodiment, in addition to the light emitting device 310, the external load is a sensor device 320, a camera device 330, a communication device 340, a management module 356, a wireless power device 360, and an external device 380. ), and the control device 370 may be all components that consume power.

The management module 356 may compare the charging capacity of the battery with the set reference capacity. That is, the management module 356 may output the first charging signal P1 to the control device 160 when the charging capacity for the first electric energy E1 charged in the battery 354 is lower than the reference capacity. have.

The management module 356 may output a second charging signal P2 to the control device 160 when the charging capacity is higher than the reference capacity.

The wireless power device 360 may include a transmission module 362 and a reception module 364.

The transmission module 362 may convert the first electric energy E1 charged in the battery 354 into the first wireless power signal PF1 and transmit it to the external device 380.

The receiving module 364 may receive the second wireless power signal PF1 transmitted from the external device 380, convert it into second electric energy E1, and charge the battery 354.

The control device 370 may control the light emitting device 310, the sensor device 320, the camera device 330, the communication device 340, the energy storage device 350, and the wireless power device 360.

First, the control device 370 controls the energy storage device 350 during the operating time, so that the light emitting device 310 emits light at a set operating time, that is, at night, and the first electric energy charged in the battery 354 is (E1) can be supplied to the light emitting device 310.

When the fine dust concentration (pm) transmitted by the fine dust sensor 332 is higher than the reference concentration, the control device 370 controls the energy storage device 350 to change the color of the light emitted from the light emitting device 310 to be first The intensity of the electric energy E1 can be varied.

The control device 370 may control the communication device 340 so that the fine dust concentration pm is transmitted to the external device 380 at set time intervals.

In addition, the control device 370 controls the energy storage device 350 so that the brightness of the light emitted from the light emitting device 310 is variable higher than the reference brightness when the detection signal vs. transmitted from the detection sensor 324 is input, The intensity of the first electric energy E1 may be varied.

The control device 370 transmits the dust information pf to a vehicle or a terminal possessed by a person so that the vehicle or a person can recognize the fine dust concentration (pm) when a detection signal (vs) is input. Can be controlled.

In this case, the dust information pf may be one-way information that can be randomly received by a terminal located in a range set by the communication device 340.

The control device 370 may control the communication device 340 to receive an image vm from the camera device 330 and transmit it to an external device 380 or a street light monitoring device (not shown).

In this case, the control device 370 may transmit the image vm to a police server, a traffic server, or the like from the external device 380 according to the purpose of use of the camera device 330, but is not limited thereto.

Here, the control device 370 may rotate the solar panel 352 so that sunlight does not enter the camera device 330 based on the installation location and the current time of the camera device 330.

That is, the control device 370 rotates the solar panel 352 so that the solar panel 352 forms a shadow so that the image vm photographed by the camera device 330 is not damaged by sunlight. I can.

When the first charging signal P1 is input from the energy storage device 350, the control device 370 transmits a charging request signal PR1 requesting the second wireless power signal PF2 to an external device. The communication device 340 can be controlled to be transmitted to 380.

In addition, when the second charging signal P2 is input from the energy storage device 350, the control device 370 is a charging transmission signal PR2 for transmitting the first wireless power signal PF1 to the external device 380. It is possible to control the communication device 340 to be transmitted.

Here, the charging transmission signal PR2 may be a signal for requesting confirmation of whether the external device 380 receives the first wireless power signal PF1.

After transmitting the charging transmission signal PR2, when the communication device 340 receives another charging request signal transmitted from the external device 380, the control unit 160 wirelessly transmits the first wireless power signal PF1. The power device 360 can be controlled, but the present invention is not limited thereto.

The external device 380 may be another solar-based street light located within a predetermined area, an external server, or the above-mentioned portable terminal, but is not limited thereto.

In addition, when the first charging signal P1 is input a predetermined number of times during a set period, the control device 370 controls the communication device 340 to transmit an inspection request signal AS to a street light monitoring device (not shown). I can.

The control device 370 emits from the light emitting device 310 based on the charging capacity of the battery 354 and the operation time when the second wireless power signal PF2 is not received after transmission of the charge request signal PR1. The energy storage device 350 may be controlled so that the brightness of the generated light is lower than the reference brightness, so that the intensity of the first electric energy E1 may be varied.

11 and 12 are flowcharts illustrating a method of controlling the solar-based street light shown in FIG. 8.

11 and 12, the solar-based street light control device 370 may determine whether any one of the first and second charging signals P1 and P2 is input from the energy storage device 350. (S410).

When it is determined that the first charging signal P1 is input, the control device 370 may count the first charging signal P1 and determine whether the first charging signal P1 is inputted a predetermined number of times during a set period (S420).

If it is determined that the first charging signal P1 has been input less than a predetermined number of times, the control device 370 determines that the charging capacity of the battery 354 included in the energy storage device 350 is lower than the reference capacity, 2 It is possible to control the communication device 320 so that the charging request signal PR1 for receiving the wireless power signal PF2 is transmitted to the external device 380 (S430).

Thereafter, the control device 370 may determine whether to receive the second wireless power signal PF2 from the wireless power device 360 after transmitting the charging request signal PR1 (S440).

If it is determined that the second wireless power signal PF2 has been received, the control device 370 may monitor the charging capacity of the battery 354 included in the energy storage device 350 (S450).

If it is determined that the first charging signal P1 has been input a predetermined number of times, the control device 370 is based on the charging capacity of the battery 354 included in the energy storage device 350 and the operation time of the light emitting device 310. As a result, the energy storage device 350 may be controlled such that the intensity of the first electric energy E1 is variable so that the brightness of light emitted from the light emitting device 310 is lower than the reference brightness (S460).

If it is determined that the second charging signal P2 is input as a result of determining whether the first and second charging signals P1 and P2 are input (S410), the control device 370 is The communication device 320 may be controlled so that the charge transmission signal PR2 for transmitting (E1) is transmitted to the external device 380 (S470).

When the communication device 320 receives another charge request signal transmitted from the external device 380, the control device 370 converts the first wireless power signal PF1 to convert the first electric energy E1 to the external device ( It is possible to control the wireless power device 360 to be transmitted to 380 (S480).

The control device 370 may determine whether the fine dust concentration pm transmitted from the fine dust sensor 332 is higher than the reference concentration (S490).

When the fine dust concentration (pm) is higher than the reference concentration, the control device 370 controls the energy storage device 350 to change the color of the light emitted from the light emitting device 310 to increase the intensity of the first electric energy E1. It can be changed (S500).

When the fine dust concentration (pm) is not higher than the reference concentration, the control device 370 maintains the intensity of the first electric energy E1 of the energy storage device 350 so that the color of the light emitted from the light emitting device 310 is maintained. It can be done (S505).

Thereafter, the control device 370 may control the communication device 340 so that the fine dust concentration pm is transmitted to the external device 380 at a set time interval (S510).

The control device 370 controls the energy storage device 350 so that the brightness of the light emitted from the light emitting device 310 is variable higher than the reference brightness when the detection signal vs. transmitted from the detection sensor 324 is input. The intensity of the electric energy E1 may be varied (S520).

The control device 370 transmits the dust information pf to a vehicle or a terminal possessed by a person so that the vehicle or a person can recognize the fine dust concentration (pm) when a detection signal (vs) is input. It is possible to control (S530).

The control device 370 may control the communication device 340 to receive an image vm from the camera device 330 and transmit it to the external device 380 or a street light monitoring device (not shown) (S540).

Here, the control device 370 may determine whether to rotate the solar panel 352 so that sunlight does not enter the camera device 330 based on the installation location and the current time of the camera device 330 ( S550).

The control device 370 may rotate the solar panel 352 in the incident direction of the sunlight when it is determined that sunlight is incident on the camera device 330 (S560).

If it is determined that it is not necessary to rotate the solar panel 352 because sunlight is not incident on the camera device 330 (S550), the control device 370 may maintain the current position of the solar panel 352 ( S570).

13 is a control block diagram showing a control configuration of a solar-based street light according to another embodiment of the present invention. See FIGS. 8 and 10. The component according to the present embodiment may perform the function of the component having the same name as described above.

Referring to FIG. 13, a solar-based street light 600 may include a load 610, an energy storage device 630, a control device 650, and an auxiliary driver 660. The solar-based street light 600 according to this embodiment may further include components provided in the street lights of FIGS. 8 and 10.

The load 610 may be various internal and external devices and/or modules that consume power. The load 610 may be a light emitting device, a sensor device, a camera device, a communication device, a wireless power device, an external device, and the like of FIGS. 8 and 10.

The energy storage device 630 may include a solar panel 632, a battery 634, and a management module 636.

The solar panel 632 may convert sunlight into electrical energy.

The battery 634 may store electric energy by the solar panel 632 and may supply the stored energy to the load 610.

The management module 636 may manage charging and discharging of the battery 634. The management module 636 may adjust the input voltage to match the charging voltage of the battery 634. The management module 636 may adjust the voltage of the battery 634 to various voltages so that the power of the battery 634 is output to the load 610.

When the battery is overdischarged, overcharged, shorted, and overcurrent, the battery may be damaged. In general, a protection circuit is essential to the battery. The protection circuit protects the battery from over-discharge, over-charge, short-circuit, and over-current by blocking input (charging) or output (discharging) of the battery.

In particular, in the case of a power independent device such as a solar-based street light according to the present embodiment, the battery may be over-discharged. Accordingly, the management module 636 receives the voltage of the battery 634 and controls opening and closing of the charge switch and the discharge switch in response to the battery voltage, thereby performing a function of a battery protection circuit. Accordingly, the management module 636 may include a protection circuit, for example, a PCM (Protection Circuit Module) and/or a BMS (Battery Management System).

However, when the battery power is cut off by the protection circuit, the PCM or BMS on the market must be reset or restarted to release the battery voltage cutoff. These resets are not supported by the protection circuits (PCM, BMS) themselves, so a person must manually reset them.

The auxiliary driver 660 may include a separate power source 662 and a light-receiving sensor 664, and may reset or restart the management module 636. The power source 662 may be a dry cell or a battery. When the power source 662 is a battery, the power source 662 may receive power from the battery 634.

When the power of the battery 634 is equal to or less than the first limit value, the management module 636 may block discharge of the battery 634 to the load 610. When the power of the battery 634 is less than or equal to the second limit value lower than the first limit value, the management module 636 may block all discharge of the battery 634. In this case, the management module 636 is also not driven.

The auxiliary driver 660 may know whether the battery is in a state of blocking discharge from the management module 636 or a state in which the management module 636 is powered off and thus cannot be driven. The auxiliary driver 660 may determine whether the solar panel 632 is an environment capable of producing power well through the light-receiving sensor 664. When the external environment is good for power generation of the solar panel 632, the auxiliary driving unit 660 may reset the management module 636 or supply power to the management module 636 so that the management module 636 is driven. .

The present invention can be implemented in hardware or software. Implementation of the present invention can also be implemented as a computer-readable code on a computer-readable recording medium. That is, it may be implemented in the form of a recording medium including instructions executable by a computer. Computer-readable media includes all types of media that store data that can be read by a computer system. Computer-readable media may include computer storage media and communication storage media. Computer storage media includes all storable media implemented as any method or technology for storing information such as computer-readable instructions, data structures, program modules, and other data, and volatile/nonvolatile/hybrid type memory It is not limited to whether it is a separate type or non-separable type. The communication storage medium includes a modulated data signal or transmission mechanism such as a carrier wave, any information transmission medium, and the like. In addition, functional programs, codes, and code segments for implementing the present invention can be easily inferred by programmers in the technical field to which the present invention belongs.

In addition, although the preferred embodiments of the present invention have been illustrated and described above, the present invention is not limited to the specific embodiments described above, and the technical field to which the present invention belongs without departing from the gist of the present invention claimed in the claims. In addition, various modifications are possible by those of ordinary skill in the art, and these modifications should not be individually understood from the technical spirit or prospect of the present invention.

Claims (18)

A light-emitting device installed on the post pole;
An energy storage device including a solar panel provided on the post pole to supply electrical energy to the light emitting device, and is rotatably provided along the daily cycle of the sun to generate the electrical energy from sunlight; And
Containing, a solar-based street light including; a longitude rotation unit that is provided on the post pole and rotates the solar panel in a longitudinal direction along the sun of the daily cycle and a latitude rotation unit that rotates in the latitude direction along the sun of the daily cycle. . The method of claim 1,
The hardness rotation part,
A longitudinal drive motor (hereinafter referred to as a'first hardness motor') installed so as to be concave inside the post pole;
A drive gear provided in the first hardness motor; And
A driven gear provided at an end of a rotating pole inserted into the upper end of the post pole so as to be engaged with the driving gear. The method of claim 2,
The drive gear rotates the solar panel coupled through the pivoting pole in a longitudinal direction while rotating the pivoting pole in an operation engaged with the driven gear formed on the inner circumferential surface of the bottom of the pivoting pole, solar-based street light . The method of claim 2,
The first hardness motor is installed on a motor bracket provided to be concave inwardly of the post pole, and the rotation shaft is provided to form left and right horizontal axes,
The drive gear in the shape of a worm gear is coupled to the left and right horizontal axes,
The driven gear is formed to protrude outward from the lower outer peripheral surface of the rotating pole, solar-based street light. The method of claim 1,
The hardness rotation part,
A longitudinal drive motor (hereinafter referred to as a'first hardness motor') provided to be rotatable with respect to one point of the post pole;
A screw rod provided to be directly connected to the rotational shaft of the first hardness motor and having a screw thread formed on a part of the outer peripheral surface thereof;
A drive shaft having a rotating bar interposed on the outer circumferential surface of the screw rod and rotated;
A drive plate gear shaft-coupled to the drive shaft, rotated in conjunction with rotation of the drive shaft, and a drive gear formed on an outer circumferential surface thereof;
A transmission plate gear having a transmission gear formed on an outer circumferential surface such that one side meshes with the drive gear of the drive plate gear and the other side meshes with a driven gear formed on the pivoting pole; And
The driven gear formed on the pivoting pole so as to mesh with the transmission gear formed on the outer peripheral surface of the transmission plate gear; including, solar-based street light. The method of claim 1,
The latitude rotation unit,
A first latitude-direction drive motor (hereinafter, referred to as'first latitude motor unit') mounted on a rotational support panel extending from a mounting panel that mediates coupling so as to enable rotation of the solar panel in the latitude direction above the pivoting pole. Referred to as );;
A screw rod coupled to the rotation shaft of the first latitude motor unit and having a screw thread formed on an outer circumferential surface thereof; And
A rotating screw bush provided to be interposed on the outer circumferential surface of the screw rod and transmitting a latitude rotational force to the solar panel according to the rotation of the screw rod rotated by a driving force transmitted from the first latitude motor unit. , Solar-based street light. The method of claim 6,
The first latitude motor unit is hinge-connected to enable rotation of the solar panel via a first hinge bar provided on the rotation support panel,
The rotating screw bush is hinge-connected to a rear mounting panel provided on a rear surface of the solar panel to enable rotation of the solar panel via a second hinge bar. The method of claim 1,
The latitude rotation unit,
A second latitude driving motor (hereinafter referred to as a'second latitude motor unit') that is rotated between a pair of mounting panels provided to be spaced apart from each other on the pivoting pole;
A drive gear coupled to the rotation shaft of the second latitude motor unit and having a gear tooth formed on an outer peripheral surface thereof; And
A driven gear provided to form coaxial with the rotational shaft of the solar panel and having a gear tooth meshing with the gear tooth of the drive gear formed on an inner circumferential surface of a ring shape. The method of claim 8,
The second latitude motor unit is fixed to a motor bracket provided to connect the pair of rear mounting panels to be interlocked with the solar panel to rotate,
The driven gear is fixed to an inner surface of any one of the pair of mounting panels so that a connection shaft connecting between the pair of mounting panels is coaxial. The method of claim 1,
The latitude rotation unit,
A third latitude-direction driving motor (hereinafter referred to as a'third latitude motor unit') that rotates between a pair of mounting panels provided to be spaced apart from each other on the top of the pivoting pole;
A drive gear coupled to the rotation shaft of the third latitude motor unit and having a gear tooth formed on an outer peripheral surface thereof; And
A driven gear provided to form coaxial with the rotational shaft of the solar panel and having a gear tooth meshing with the gear tooth of the driving gear formed on an outer circumferential surface thereof. The method of claim 1,
The energy storage device charges a battery with first electric energy generated by sunlight, and outputs a first charging signal when the charging capacity of the battery is lower than a set reference capacity,
A communication device that communicates with an external device located within a predetermined area; And
Controls the energy storage device to supply the first electric energy during the operation time set by the light emitting device, and when the first charging signal is input, the communication device transmits a charging request signal requesting wireless power to an external device. Further comprising a control device to control,
The communication device communicates with the external device through an IoT network, and transmits the charging request signal according to the control of the control device. The method of claim 11,
The energy storage device outputs a second charging signal to the control device when the charging capacity of the battery falls within a power transmission capacity range higher than the reference capacity,
When the second charging signal is input, the control device controls the communication device to transmit a charging transmission signal for checking whether the first wireless power signal is received to the external device. The method of claim 11,
The first electric energy charged in the battery is converted into a first wireless power signal and transmitted to the external device, or a second wireless power signal corresponding to the charging request signal transmitted from the external device is received, and the second 2 A solar-based street light further comprising a wireless power device for converting a wireless power signal into second electrical energy and supplying it to the energy storage device to be charged in the battery. The method of claim 13,
The control device controls the wireless power device to transmit the first wireless power signal when the communication device receives another charging request signal requesting wireless power from the external device,
The control device, when the first charging signal is input a predetermined number of times during a set period, to control the communication device to transmit an inspection request signal requesting the inspection of the energy charging device to the street light monitoring device, solar-based street light .
If the second wireless power signal is not received after the charging request signal is transmitted, the control device may vary the brightness of light emitted from the light emitting device to be lower than the reference brightness based on the charging capacity of the battery and the operation time. By controlling the energy storage device so as to vary the intensity of the first electric energy, solar-based street light. The method of claim 11,
Further comprising a sensor device for measuring the concentration of fine dust in the air,
The control device, when the fine dust concentration is higher than the reference concentration, to control the energy storage device such that the intensity of the first electric energy is varied so that the color of light emitted from the light emitting device is varied. The method of claim 15,
The sensor device detects a vehicle or a person located within the sensor range,
When the vehicle or the person is detected, the brightness of the light emitted from the light emitting device is changed to be higher than the reference brightness, or when the vehicle or the person is not detected, the brightness of the light is changed to be lower than the reference brightness. By controlling the energy storage device so as to control the intensity of the first electric energy, solar-based street light. The method of claim 11,
Further comprising a camera device,
The energy storage device includes a solar panel that converts the sunlight to generate the first electric energy and charges the battery,
The control device rotates the solar panel so that the sunlight is not directly incident on the camera device based on an installation location and a current time of the camera device. The method of claim 11,
The energy storage device further includes a management module that manages charging and discharging of the battery,
The management module receives the voltage of the battery and blocks discharge of the battery during overdischarge in response to the battery voltage,
Further comprising an auxiliary driving unit having a separate power supply and a light receiving sensor,
When the auxiliary driving unit determines whether the battery is in a state of blocking discharge from the management module or a state in which the power of the management module is turned off and cannot be driven, and in an environment in which the solar panel can produce power well through the light-receiving sensor , Resetting the management module or supplying power to the management module to be driven.

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