KR101054495B1 - Road Solar LED Indicator - Google Patents

Abstract

PURPOSE: A sunlight LED display lamp for a road is provided to turn on the sunlight LED display lamp only in a dark environment, thereby effectively operating the sunlight LED display lamp. CONSTITUTION: A convex lens(111) is combined in the upper part. A solar cell plate(113) is installed under the convex lens and collects solar heat in order to generate electrical energy. A rechargeable battery is charged by storing the electrical energy generated from the solar cell plate. An LED(124) is electrically connected to the rechargeable battery and emits light using the stored electrical energy in the rechargeable battery. An illuminance sensor senses illuminance of the external environment.

Description

Road Solar LED Indicators {.}

The present invention relates to a road light, and more particularly, to a road solar LED light that can produce electric energy from sunlight to enable efficient self-power generation.

The present invention relates to a road light.

In general, the road light means a light that guides the safety traffic by being installed in the middle divider or guard rail at the center or edge of the road for safe driving and traffic.

However, the existing road light and the prohibition light use the power as the current, so it is expensive to maintain and the wires need to be connected to the installation site, so the construction cost and maintenance cost as well as the safety risk such as electric shock risk have.

An object of the present invention devised to solve the above problems is to charge the rechargeable battery by maximizing the solar light collected by the convex lens by a convex lens without a separate power source, including a rechargeable battery charged from the convex lens and the solar cell panel and the solar cell plate And by turning on the LED, it is to provide a road solar LED indicator that can be efficient self-power generation.

In addition, another object of the present invention further comprises a PCB substrate including a control unit to control whether the lighting is determined according to the illumination sensor and the brightness detected by the illumination sensor, so that the LED is turned off in a bright environment and the LED is turned on only in a dark environment It is to provide a road solar LED light that can be operated by lighting the road solar LED light efficiently.

In addition, another object of the present invention is to insert a PCM circuit that protects the rechargeable battery from overcharging or overdischarge on the PCB substrate, thereby preventing the rechargeable battery from deteriorating its performance or reducing its life due to overcharging or overdischarging. It is to provide a light LED indicator light.

According to a feature of the present invention for achieving the above object, the present invention is a convex lens coupled to the upper; A solar cell plate installed under the convex lens and collecting solar heat to generate electric energy; A rechargeable battery that stores and stores electrical energy generated by the solar cell plate; An LED electrically connected to the rechargeable battery and emitting light using the electrical energy stored in the rechargeable battery; An illumination sensor for detecting an illumination of an external environment; And electrically connecting the solar cell plate, the rechargeable battery, the LED, and the illumination sensor to supply the electrical energy stored in the rechargeable battery to the LED only when the illuminance detected by the illumination sensor is equal to or less than a predetermined illuminance value. When the stored voltage is greater than or equal to a predetermined voltage value V1, the charging of the rechargeable battery is switched off. When the voltage charged and stored in the rechargeable battery is less than another predetermined voltage value V2, the discharge from the rechargeable battery to the LED is blocked. A PCB substrate including a PCM circuit to switch to protect the rechargeable battery; The body includes: an upper body to which the solar cell plate is installed on a first step of which the convex lens is coupled to an upper side and is formed at an inner upper end under the convex lens; A lower body on which the PCB substrate is installed on a second step formed at an inner top, a plurality of LEDs are installed on the PCB substrate, and the charger is installed on a lower side thereof; . ≪ / RTI >

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In addition, the PCM circuit is electrically connected to the rechargeable battery and the LED and the solar panel, the VDD terminal electrically connected to the plus terminal of the rechargeable battery and the plus input terminal of the LED and the solar cell plate, the rechargeable battery A PCM chip comprising a negative terminal of the VSS terminal and a ground terminal electrically connected to the negative output terminal of the LED and the negative terminal of the solar cell plate; And a MOS-FET switch, wherein the PCM chip switches the MOS-FET switch so that charging of the rechargeable battery is cut off when the voltage difference value between the VDD terminal and the VSS terminal is equal to or greater than the predetermined voltage value V1. When the voltage charged and stored in the rechargeable battery is equal to or less than another predetermined volt value (V2), the MOS-FET switch is switched so that discharge from the rechargeable battery to the LED is cut off.

In addition, the PCM chip is used U1 S8261-G4E model, the MOS-FET switch is U2 SME8205 model, the constant voltage (V1) value is 3.89V, the other constant voltage (V2) value (V2) Is 2.01.

The PCM circuit further includes a resistor R1 having one end electrically connected to the positive terminal B + of the rechargeable battery and the positive output terminal P + of the PCM circuit, and the other end electrically connected to the VDD terminal of the PCM chip. A resistor R2 having one end electrically connected to the V- terminal of the PCM chip and the other end electrically connected to the negative output terminal P- of the PCM circuit, and one end electrically connected to the VDD terminal of the PCM chip 127. And the other end further includes a capacitor C1 electrically connected to the VSS terminal.

According to the present invention as described above, it is possible to provide a road photovoltaic LED indicator light which is capable of efficient self-generation by producing electrical energy from the most concentrated solar light.

In addition, according to the present invention it is possible to provide a road solar LED indicator light so that the LED is turned off in a bright environment and the LED is turned on only in a dark environment so that the road solar LED indicator can be turned on and operated efficiently.

In addition, according to the present invention it is possible to provide a road solar LED light to prevent the rechargeable battery from deteriorating its performance or reducing its life due to overcharging or overdischarging.

1 is a perspective view of a road solar LED light according to a preferred embodiment of the present invention.
2 is an exploded perspective view of a road solar LED light.
3 is a cross-sectional view showing an internal configuration of a road solar LED light.
4A and 4B are circuit diagrams showing the configuration and coupling relationship of a PCM circuit.
Figure 5 is an illustration of the state of use of the road solar LED indicator according to the present invention.

Specific details of other embodiments are included in the detailed description and the drawings.

Advantages and features of the present invention and methods for achieving them will be apparent with reference to the embodiments described below in detail with the accompanying drawings.

However, the present invention is not limited to the embodiments disclosed below, but can be implemented in various different forms, and only the embodiments make the disclosure of the present invention complete, and the general knowledge in the art to which the present invention belongs. It is provided to fully inform the person having the scope of the invention, which is defined only by the scope of the claims. Like reference numerals refer to like elements throughout the specification.

Hereinafter, the present invention will be described with reference to the drawings for describing a road solar LED indicator according to embodiments of the present invention.

1 is a perspective view of a road solar LED indicator according to a preferred embodiment of the present invention, Figure 2 is an exploded perspective view of the road solar LED indicator, Figure 3 is a cross-sectional view showing the internal configuration of the road solar LED indicator, 4A and 4B are circuit diagrams showing the configuration and coupling relationship of the PCM circuit, and FIG. 5 is an exemplary view showing a state of use of the road solar LED indicator according to the present invention.

Road solar LED light according to a preferred embodiment of the present invention is a solar cell plate 113 and the convex lens 111 coupled to the upper and installed below the convex lens 111 to collect the solar heat to generate electrical energy and the A rechargeable battery 126 that is charged by storing electrical energy generated by the solar cell plate 113 and an LED 124 that is electrically connected to the rechargeable battery 126 and emits light using the electrical energy stored in the rechargeable battery 126. And an illuminance sensor 115 for sensing illuminance of the external environment and the solar panel 113 and the rechargeable battery 126, the LED 124, and the illuminance sensor 115 are electrically connected to each other, and detected by the illuminance sensor 115. The control unit (not shown) for supplying the electrical energy stored in the rechargeable battery 126 to the LED 124 and the stored voltage stored in the rechargeable battery 126 only when the applied illuminance is equal to or greater than a predetermined illuminance value may have a predetermined volt value (V1). ) Or greater PCM circuit 125 to switch the charging of the rechargeable battery is cut off and to switch the discharge from the rechargeable battery to the LED when the voltage stored and stored in the rechargeable battery is less than another predetermined volts value (V2) to protect the rechargeable battery (125) It includes a PCB substrate 123 comprising a.

That is, the road solar LED light according to the present invention includes a body including a convex lens 111, a solar cell plate 113, a rechargeable battery 126, an LED 124, an illuminance sensor 115, and a PCB substrate 113 ( 100).

The body 100 is made of a material through which light is transmitted.

On the outer circumferential surface of the body 100, a coating treatment unit 119 may be formed to prevent ultraviolet rays and stigma.

The convex lens 111 is coupled to the upper portion of the body 100 by fitting or the like.

The convex lens 111 is made of a transparent material through which light is transmitted, and sunlight is concentrated on the solar cell plate 113 through the convex lens 111 to maximize the efficiency of the solar cell plate 113.

The solar cell plate 113 is coupled to an inner upper portion of the body 100, and is installed to be disposed under the convex lens 111.

The solar cell plate 113 generates electrical energy using sunlight concentrated through the convex lens 111, and the generated electrical energy is stored in the rechargeable battery 126.

The rechargeable battery 126 is disposed inside the body 100, and preferably disposed below the solar cell plate 113 on an inner lower surface of the body 100.

The rechargeable battery 126 is connected to the solar cell plate 113 to charge and store electrical energy generated by the solar cell plate 113.

The LED 124 is connected to the rechargeable battery 126 to emit light.

The LED 124 is installed inside the body 100, it is preferable to be installed on the inner side of the body 100.

In this case, the LED 124 may be installed in a plurality of LEDs round the side circumference in the interior of the body 100, it is preferable that the plurality of LEDs to emit light of different colors.

The illuminance sensor 115 is installed inside the body 100 to detect the illuminance inside the body 100. In this case, the illuminance sensor 115 is preferably installed under the convex lens 111 like the solar cell plate 113.

The illuminance sensor 115 is to allow the LED 124 to be switched on and emit light by electric energy stored in the rechargeable battery 126 only when the detected illuminance is equal to or less than a predetermined illuminance value.

That is, when the illuminance sensed by the illuminance sensor 115 is detected to be less than a predetermined illuminance value and the brightness of the inside of the body 100 is lower than a predetermined illuminance value by the external light transmitted into the body 100. Only the LED 124 is switched on to emit light, and when the brightness inside the body 100 exceeds the predetermined illuminance value, the LED 124 is switched off to switch off the light. Function to prevent divergence.

For the above operation, the solar cell plate 113, the rechargeable battery 126, the LED 124, and the illumination sensor 115 require proper electrical connection, and for this purpose, the solar cell plate 113, the rechargeable battery 126, and the LED are required. The 124 and the illumination sensor 115 are electrically connected by the PCB substrate 123. In this case, since the electrical connection configuration by the PCB substrate 123 is a matter of public performance, a detailed description thereof will be omitted.

In this case, the PCB substrate 123 includes a controller (not shown) and a PCM circuit (see FIGS. 4A and 4B).

The controller is configured to supply the electric energy stored in the rechargeable battery 126 to the LED 124 only when the illuminance detected by the illuminance sensor 115 is equal to or less than a predetermined illuminance value.

That is, when the illuminance value measured by the illuminance sensor 115 is measured in real time and the measured illuminance value is equal to or less than the predetermined illuminance value, the LED 124 is switched on to discharge electric energy stored in the rechargeable battery 126. When the measured illuminance value exceeds the predetermined illuminance value, the LD 124 is switched off to prevent electric energy stored in the rechargeable battery 126 from being discharged to the LED 124.

4A and 4B, when the voltage V charged and stored in the rechargeable battery 126 is greater than or equal to a predetermined volt value V1, the PCM circuit is connected to the charger 126 from the solar cell plate 113. The charging of the furnace is switched off, and when the voltage charged and stored in the rechargeable battery 126 is equal to or lower than a predetermined predetermined voltage value V2, the discharge is switched so that the discharge from the rechargeable battery 126 to the LED 124 is cut off. (126) to protect the function.

The PCM circuit is inserted into the PCB substrate 123 to be electrically connected to the rechargeable battery 126, the LED 124, and the solar cell plate 113 to perform the above-described function.

The PCM circuit is electrically connected to a B + terminal, which is a positive (+) terminal of the rechargeable battery 126, and a P + terminal, which is a positive (+) input terminal of the LED 124 and a positive (+) terminal of the solar cell plate 113. A VDD terminal connected to the negative electrode terminal, a B- terminal which is a negative (-) terminal of the rechargeable battery 126 and a negative (-) output terminal of the LED 124, and a negative (-) terminal of the solar cell plate 113 PCM chip 127 including a VSS terminal electrically connected to the P- terminal. That is, the VSS terminal is electrically connected to the ground terminal.

That is, the B + terminal is electrically connected to the positive terminal of the rechargeable battery 126, the B- terminal is electrically connected to the negative terminal of the rechargeable battery, and the P + terminal is electrically connected to the positive terminal of the rechargeable battery 126. The P- terminal is electrically connected to the negative terminal of the rechargeable battery 126.

In addition, the PCM circuit further includes a MOS-FET switch 128, and the PCM chip 127 includes the rechargeable battery 126 when the voltage difference value between the VDD terminal and the VSS terminal is greater than or equal to the predetermined voltage value V1. Switch the MOS-FET switch so that charging of the battery is cut off and discharging the rechargeable battery 126 from the rechargeable battery 126 to the LED 124 when the voltage difference value between the VDD terminal and the VSS terminal is equal to or less than the predetermined constant voltage value V2. Switch the MOS-FET switch so that it is blocked.

In this case, as illustrated in FIG. 4A, the PCM circuit may further include resistors R1 and R2 and a capacitor C1.

The resistor R1 has one end electrically connected to the positive terminal B + of the rechargeable battery 126 and the positive output terminal P + of the PCM circuit, and the other end is electrically connected to the VDD terminal of the PCM chip 127. .

In addition, the resistor R2 has one end electrically connected to the V- terminal of the PCM chip 127 and the other end electrically connected to the negative output terminal P- of the PCM circuit.

In addition, the capacitor C1 is electrically connected to the VDD terminal of the PCM chip 127 and the other end is electrically connected to the VSS terminal connected to the ground terminal.

At this time, the PCM chip 127 is preferably used chip (U1) of the S8261-G4E model, the MOS-FET switch 128 is preferably used the MOS-FET switch (U2) of the SME8205 model. .

In addition, it is preferable that the constant volt value V1 is 3.89V and the other constant volt value V2 is 2.01V. However, the V1 and V2 may be changed in the range of about plus or minus 0.5V.

The body 100 may be composed of an upper body 110 and a lower body 120.

The solar panel 113 is installed on the upper body 110 and the convex lens 111 is coupled to the upper side and the first step 112 formed at an inner upper end under the convex lens. At this time, the coating treatment unit 119 is preferably formed on the upper body (110).

In addition, the lower body 120 has the PCB substrate 123 installed on the second step 122 formed at the upper end thereof, and a plurality of the LEDs 124 installed on the PCB substrate 123, The charger 126 is installed.

The upper body 110 and the lower body 120 is preferably to be coupled to the coupling by screw coupling or the like so that easy disassembly and coupling for repair or replacement of internal parts.

Those skilled in the art will appreciate that the present invention can be embodied in other specific forms without changing the technical spirit or essential features of the present invention. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. The scope of the present invention is indicated by the scope of the following claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and the equivalent concept are included in the scope of the present invention. Should be interpreted.

100: body 110: upper body
111: convex lens 112: first step
113: solar cell plate 115: illuminance sensor
119: coating treatment portion 120: lower body
122: second step 123: PCB substrate
124: LED 125: PCM circuit
126: rechargeable battery 127: PCM chip
128: MOS-FET switch

Claims (5)

A convex lens coupled to the upper portion;
A solar cell plate installed under the convex lens and collecting solar heat to generate electric energy;
A rechargeable battery that stores and stores electrical energy generated by the solar cell plate;
An LED electrically connected to the rechargeable battery and emitting light using the electrical energy stored in the rechargeable battery;
An illumination sensor for detecting an illumination of an external environment; And
The solar cell plate and the rechargeable battery are electrically connected to the LED and the illuminance sensor, and the controller and the rechargeable battery are charged to supply the electrical energy stored in the rechargeable battery to the LED only when the illuminance detected by the illuminance sensor is lower than a predetermined illuminance value. When the stored voltage is greater than or equal to a predetermined volt value V1, the charging of the rechargeable battery is switched off. When the voltage charged and stored in the rechargeable battery is less than another predetermined volt value V2, the switching is switched so that discharge from the rechargeable battery to the LED is blocked. A PCB substrate including a PCM circuit to protect the rechargeable battery; Including,
The body,
An upper body to which the convex lens is coupled to an upper portion and the solar cell plate is installed on a first step formed at an inner upper end under the convex lens;
A lower body on which the PCB substrate is installed on a second step formed at an inner top, a plurality of LEDs are installed on the PCB substrate, and the charger is installed on a lower side thereof; Road solar LED indicator light which is composed of.
delete The method of claim 1,
The PCM circuit electrically connects the rechargeable battery and the LED and the solar cell plate,
The positive terminal of the rechargeable battery and the VDD terminal electrically connected to the positive input terminal of the LED and the solar cell plate, the negative terminal of the rechargeable battery and the negative output terminal of the LED, and the negative terminal of the solar cell plate. A PCM chip including a VSS terminal connected to a ground terminal; And a MOS-FET switch; Including,
The PCM chip,
When the voltage difference value between the VDD terminal and the VSS terminal is equal to or greater than the predetermined volt value V1, the MOS-FET switch is switched so that the charging of the rechargeable battery is cut off, and the predetermined volt value (V2) that is different from the voltage stored in the rechargeable battery is stored. Or) switching the MOS-FET switch so that discharge from the rechargeable battery to the LED is cut off.
The method of claim 3, wherein
The PCM chip is used S8261-G4E model,
The MOS-FET switch is used SME8205 model,
The constant volt (V1) value is 3.89V,
The other constant volt value (V2) is a road solar LED indicator, characterized in that 2.01V.
The method of claim 3, wherein the PCM circuit,
A resistor R1 having one end electrically connected to the positive terminal B + of the rechargeable battery and the positive output terminal P + of the PCM circuit and the other end electrically connected to the VDD terminal of the PCM chip, and one end of the V of the PCM chip. A resistor R2 electrically connected to the terminal and the other end electrically connected to the negative output terminal (P-) of the PCM circuit, one end of which is electrically connected to the VDD terminal of the PCM chip, and the other end of which is electrically connected to the VSS terminal. A road solar LED indicator further comprising a capacitor C1.

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