KR20110027416A - Led lighting apparatus - Google Patents

Abstract

PURPOSE: An LED lighting device is provided to identify the saving state of the energy consumption by displaying the energy saving rate of the LED lighting device compared to the general lighting device. CONSTITUTION: A storage(404) stores the energy consumption of a first lighting device. A gathering unit(402) collects the energy consumption of a second lighting device. A controller(400) controls the collection of the energy consumption of the second lighting device. The controller compares the energy consumption of the first lighting device and the energy consumption of the second lighting device.

Description

LED lighting device {LED Lighting Apparatus}

The present invention relates to an LED lighting device, and more particularly, to an LED lighting device that can display the energy consumption.

In general, a lighting device implemented by a light emitting diode, that is, an LED, is driven with less power consumption than a general lamp. In particular, the LED lighting device can perform various productions by controlling the flashing order, the emission color, the brightness, and the like of a plurality of LEDs. The LED lighting device may be used as general lighting in an interior, mood lighting for creating a specific atmosphere, advertising lighting in a store, and the like.

In addition, streetlights are generally arranged at regular intervals on the side of the roadside, both sides of the bridge, and on both sides of the highway to serve to illuminate the road. Thanks to the functions of these street lights, not only is it safe to drive a car, but it also creates various effects by illuminating the darkness of the city. In order to faithfully perform such a function of the street lamp, a minimum illuminance must be secured, and thus a high pressure sodium lamp is mainly used. By the way, this high pressure sodium lamp has the advantage that the illuminance is secured, while the high power consumption has the disadvantage of high energy consumption.

Therefore, the need for an LED street light has been raised to solve this disadvantage. In general, a light emitting diode (LED) refers to a light emitting diode device, and is a device using a phenomenon in which light is generated when a current flows through a PN junction of a compound semiconductor such as GaP or GaAs. By adjusting the component ratio, a light emitting diode that generates light having a constant wavelength can be manufactured. LED is an optoelectronic device in which the energy corresponding to the bandgap of semiconductor is emitted as light when voltage is applied to the junction structure of P-type and N-type semiconductors, and the reaction time is faster than that of general light bulbs. In addition, the power consumption is low to 20% of incandescent lamps, and is being used for various purposes as a highly efficient lighting means.

In particular, since the LED lighting has a relatively low power consumption and very bright brightness, when using the LED lighting, it is necessary to display the energy consumption and the energy saving when using the LED lighting compared to the general lighting so that the user can recognize it.

An object of the present invention is to provide an LED lighting device that can be recognized by the user by displaying the energy consumption and the energy saving rate of the LED lighting compared to the general lighting when using the LED lighting.

LED lighting apparatus according to the present invention for achieving the above object is to store the first lighting energy consumption, the collecting unit for collecting the second lighting energy consumption, to collect the second lighting energy consumption, And a control unit configured to compare and display a first lighting energy consumption amount with the second lighting energy consumption amount, and a display portion which compares and displays the first lighting energy consumption amount with the second lighting energy consumption amount.

The first lighting energy consumption is the energy consumption of the general lighting, the second lighting energy consumption is characterized in that the energy consumption of the LED lighting.

The control unit may calculate the difference between the first lighting energy consumption and the second lighting energy consumption to display the energy saving.

The display unit is characterized in that for displaying the calculated energy saving.

The display unit may display one or more of a cost corresponding to the first lighting energy consumption, a cost corresponding to the second lighting energy consumption, and a saving energy cost.

The display unit may be provided in a switch for turning on or off the lighting.

The first lighting energy consumption may be input in advance and stored or collected and stored when using the first lighting.

According to the present invention, when the LED lighting is used, the energy consumption and the energy saving rate of the LED lighting compared to the general lighting can be displayed so that the user can intuitively recognize the energy consumption reduction when the LED lighting is used.

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

1 is a side view of a state in which a lamppost is connected to the LED street light according to an embodiment of the present invention, Figure 2a is a bottom view looking up from the top of the LED street light, Figure 2b is a side perspective view of the LED street light cover.

Referring to the drawings, in order to attach the LED street light to the lamppost 103, insert the lamppost 103 in the lamppost fixing groove, cover the lamppost fixing groove cover, and then fasten the fastening screw to the lamppost fastener. In addition, the fastening nut may be locked to fix the LED street light to the lamppost 103.

In addition, an accommodating groove for accommodating Switching Mode Power Supply (SMPS) power is formed at the center of the heat sink body for dissipating heat emitted from the LED light emitting plate, and the accommodating groove is covered with an accommodating groove cover to prevent rain water from entering. Is protected, the receiving groove cover can be fixed by a fastening screw. Rubber packing can be inserted between the receiving groove cover and the heat sink body.

Referring to FIG. 2A, three LED light emitting plates are attached to the center of the rear surface of the heat sink body 101, and the first LED light emitting plate 211 in the center is parallel to the heat sink body 101, and the second LED light emitting plate on the right side is provided. Reference numeral 212 indicates an angle of about 8 to 25 degrees to the right side of the first LED light emitting plate 211, and the third LED light emitting plate 210 on the left side moves to the left side based on the first LED light emitting plate 211. It may be bent about 8 to 25 degrees to allow efficient light diffusion. The first rubber packing 207 is attached to the outside of the edges of the LED light emitting plates 210, 211, and 212. The first rubber packing 207 is prevented from infiltrating water or dust between the covers 105. In this case, the fixing plate may be fastened to the fastening screw so that the LED street lamp cover 105 and the first rubber packing 207 are in close contact with each other. Outside the first rubber packing 207, the waterproof groove 203 is formed higher than the bottom surface of the LED light emitting plates (210, 211, 212), so that rain water exceeds the waterproof groove (203) LED light emitting plates (210, 211) , 212). Outside the waterproof groove 203, the support jaw 201 is formed at a predetermined height on the edge of the heat sink body 101 at a right angle to the surface of the heat sink body 101, so that rainwater is emitted from the LED light emitting plates 210, 211, and 212. To prevent it from going on). The edge of the heat sink body 101 in which the support jaw 201 and the waterproof groove 203 are formed may be referred to as a water film.

In addition, the street light cover 105 of the LED street light shown in FIG. 2B is attached to the outside of the LED light emitting plates 210, 211, and 212 to protect the LED light emitting plates 210, 211, and 212.

Figure 3 is a block diagram schematically showing the configuration of the LED lighting control module according to an embodiment of the present invention.

Referring to the drawings, the LED lighting control module according to an embodiment of the present invention, the rectifier 310, the lighting driving power output unit 320, the power supply control unit 330, the current detector 340, the constant current input terminal 345 ), A lighting controller 350, a voltage control signal generator 360, a voltage controller 370, a current controller 380, and a lighting connector 390 may be included.

The rectifier 310 is a rectifier for rectifying the input commercial AC power to convert to a predetermined DC power supply, a line filter for removing the line noise of the input commercial AC power, a bridge diode for rectifying the commercial AC power, It may include a smoothing capacitor and a reactance for smoothing the DC voltage converted through the bridge diode.

The lighting driving power output unit 320 is a lighting driving power output unit that outputs a DC voltage supplied from the rectifying unit 310 to the LED lighting driving power, and includes a reverse current prevention diode, a charge / discharge capacitor, and a primary side according to a switching operation. It is preferable to include a transformer for inducing the input voltage to the secondary side and a capacitor for charging and discharging the secondary induced voltage.

The supply power adjusting unit 330 may appropriately adjust the level of the voltage supplied to the lighting driving power output unit 320 according to the voltage selected by the user corresponding to the number of frames of the LED lighting.

The current detector 340 detects a current fed back from the LED light, a current detector for detecting a current fed back from the LED light, a current-voltage converter for converting the current detected by the current detector into a voltage, and a current. It is desirable to have an amplifier for amplifying the voltage converted by the voltage converting element to a predetermined level. The current detector may be provided as a resistor for detecting current.

The lighting controller 350 generates a control signal for controlling the current supplied to the LED light by comparing the current detected by the current detector 340 with the reference current, and a memory for storing the reference current and a microcomputer that is a general control processor. The microcomputer may control the current to be supplied to the LED light by comparing the reference current value with the detection current detected by the current detector 340.

The voltage control signal generator 360 generates a voltage control signal for controlling a voltage supplied to the LED light in response to a pulse width modulation signal (PWM signal) generated by the lighting controller 350, and the lighting controller 350. A divider resistor for distributing a pulse width modulated signal for voltage control output from the multiplier, an operational amplifier for amplifying a difference voltage between the voltage divided by the divider resistor and the voltage detected by the current detector 340 to a predetermined level; It is preferable to include a divider resistor for distributing the output voltage of the operational amplifier and a switching element for generating a voltage control signal with the voltage output by the divider resistor.

The voltage adjusting unit 370 adjusts the voltage of the lighting driving power output as the LED light from the lighting driving power output unit 320 according to the voltage control signal generated by the voltage control signal generating unit 360. In addition, the voltage adjusting unit 370 may include a distribution resistor for distributing the LED lighting driving power output from the lighting driving power output unit 320, a constant voltage diode for making the voltage divided by the distribution resistor a constant voltage, and a voltage control signal. In response to the control of the generator 360, it is preferable to include a resistor and a capacitor for adjusting the level of the lighting driving power by discharging the voltage generated by the constant voltage diode to the ground.

The current controller 380 adjusts the current of the voltage output from the lighting driving power output unit 360 to supply the LED light in response to the control signal generated by the lighting controller 350, and outputs the light from the lighting controller 350. It is preferable to include a switching element for performing a switching operation according to the control signal to be controlled, and a field effect transistor for adjusting the level of the current for driving the light output from the lighting driving power output unit 360 in response to the switching of the switching element. Do.

4 is a view schematically showing the configuration of the LED lighting apparatus according to an embodiment of the present invention, Figure 5 is a view showing a display screen according to an embodiment of the present invention.

Referring to the drawings, the LED lighting apparatus according to an embodiment of the present invention may include a controller 400, a collector 402, a storage 404, a display 406 and a timer 408.

The storage unit 404 may store the first lighting energy consumption amount, and the first lighting is general lighting, not LED lighting. In this case, the first lighting energy consumption may be input through the input unit, and the input unit may include a plurality of buttons, and the first lighting energy consumption may be input by a user's button manipulation. In addition, the first lighting energy consumption may be pre-entered and stored as a default value when the product is released or collected and stored when the first lighting is used.

The collector 402 may collect the energy consumption of the second light, which is the LED light. At this time, the storage unit 404 may store the energy consumption of the collected second light.

The controller 400 may collect the second lighting energy consumption and control the display to compare and display the first lighting energy consumption and the second lighting energy consumption.

In addition, the controller 400 may calculate a difference between the first lighting energy consumption amount and the second lighting energy consumption amount, and may control to display the energy saving.

On the other hand, the control unit 400 calculates the cost corresponding to the first lighting energy consumption, calculates the cost corresponding to the second lighting energy consumption, the cost and the second lighting energy corresponding to the calculated first lighting energy consumption. It can be controlled to display the cost corresponding to the consumption.

In addition, the controller 400 may calculate a difference between a cost corresponding to the first lighting energy consumption amount and a cost corresponding to the second lighting energy consumption amount, and control to display the reduced energy cost.

The display unit 406 may display a control screen, an operation state, and the like, and the first lighting energy consumption amount 502 and the second lighting energy through the display screen 500 according to the exemplary embodiment of the present invention illustrated in FIG. 5. The consumption amount 504 can be displayed.

The display unit 406 may be implemented in various ways such as a light emitting diode. In addition, the display unit 406 may be implemented as a touch screen that can also perform a function of the input unit.

In addition, the display unit 406 may display the energy savings 506 calculated by the controller 400.

Meanwhile, the display unit 406 may be provided in a switch for turning on or off the LED lighting.

In addition, the display unit 406 may display an energy consumption amount according to the use time of the illumination measured by the timer 408.

6 is a diagram illustrating a display screen according to another exemplary embodiment of the present invention.

Referring to the drawings, the display unit provided in the LED lighting apparatus according to an embodiment of the present invention may display a control screen and an operation state, etc., the display screen 600 according to another embodiment of the present invention shown in FIG. The cost 602 corresponding to the first lighting energy consumption and the cost 604 corresponding to the second lighting energy consumption may be displayed.

The display unit may be implemented in various ways such as a light emitting diode, and the display unit may be implemented as a touch screen that can also perform a function of the input unit.

In this case, the first lighting is general LED, not LED lighting, and the second lighting is LED lighting. In addition, the cost corresponding to the first lighting energy consumption and the cost corresponding to the second lighting energy consumption may be calculated by the controller.

In addition, the display unit provided in the LED lighting apparatus according to the embodiment of the present invention, the energy saving cost 606 calculated by the controller, that is, the cost corresponding to the first lighting energy consumption and the cost corresponding to the second lighting energy consumption The difference can be expressed.

In addition, the display unit may display a cost corresponding to the energy consumption according to the use time of the light measured by the timer.

On the other hand, the LED lighting apparatus according to an embodiment of the present invention may be provided in the air conditioner system, accordingly, when the air conditioner system is equipped with LED lighting, the energy consumption of the LED lighting and the energy saving rate of the LED lighting compared to the general lighting By displaying, the user can intuitively recognize the reduction of energy consumption when using the LED lighting.

The air conditioner system includes a plurality of units, such as an indoor unit for discharging cold air into the room and an outdoor unit connected to the indoor unit. In particular, a plurality of indoor units are connected to the outdoor unit, and the outdoor unit supplies a coolant to the plurality of connected indoor units. The air conditioner can be applied to the case where the main body is a stand type air conditioner, a wall-mounted air conditioner or a ceiling type air conditioner, or a system air conditioner in which a unit including a plurality of outdoor units and outdoor units is connected to a remote controller. .

That is, the air conditioner system may further include a local controller connected to the indoor unit to input an operation command to the indoor unit, and a remote controller connected to a plurality of units to control and monitor the operation.

Here, the air conditioner may include an indoor unit and an outdoor unit, and may further include units such as an air cleaning unit, a ventilation unit, a humidification unit, a dehumidification unit, and a heater, and the unit may be connected to a remote controller and integratedly controlled. . Hereinafter, the indoor unit and the outdoor unit will be described as an example, but may also be applied to the case where the above units are connected.

At least one indoor unit may be provided in one room, and one or more outdoor units may be driven by a request of at least one of a plurality of indoor units, and as the air / heating capacity is changed in response to the driven indoor units, The number of operation of the compressor installed in the outdoor unit is variable. Here, the number of outdoor units may vary depending on the cooling and heating capacity according to the number of indoor units and the capacity of the compressor provided.

The outdoor unit and the indoor unit are connected through a refrigerant pipe to perform cooling or heating operations according to the flow of the refrigerant between the outdoor unit and the indoor unit, and transmit and receive data to each other according to a predetermined communication method.

The local controller is connected to the indoor unit, displays the operating state of the connected indoor unit, and transmits a control command corresponding to the input data to the indoor unit. In this case, the local controller may be connected to the indoor unit by wire or wirelessly, and one-way or two-way communication may be performed according to a communication method.

The remote controller is connected to a plurality of units to control the operation, as well as to set the operation schedule of each unit and control to operate according to the set schedule.

In addition, the air conditioner may further include a distributor for decomposing the refrigerant to be supplied to the plurality of indoor units.

The outdoor unit of the air conditioner includes: an outdoor heat exchanger for exchanging outdoor air and a refrigerant; an outdoor blower for blowing outdoor air to an outdoor heat exchanger; an accumulator for extracting gas refrigerant only; a compressor for compressing a gas refrigerant extracted from the accumulator; It includes a four-way valve for switching the refrigerant flow, and an outdoor electronic expansion valve that is controlled according to the supercooling and superheating degree during heating operation.

The outdoor heat exchanger acts as a condenser that sucks gaseous refrigerant during the cooling operation of the air conditioner and condenses the sucked gaseous refrigerant by the outdoor air. It acts as an evaporator to allow evaporation by outdoor air.

The outdoor blower is composed of an outdoor electric motor that is controlled by the outdoor unit controller to generate power, and an outdoor fan that is connected to the outdoor electric motor and rotates by the power of the outdoor electric motor to generate a blowing force.

The main outdoor unit may include two compressors therein, one may be an inverter compressor, and the other may be a constant speed compressor. Meanwhile, the sub outdoor unit may also include two compressors, and both compressors may be constant speed compressors, but this is merely an example and the present invention is not limited thereto.

The plurality of outdoor units are provided with a main outdoor unit and an auxiliary outdoor unit, and are driven by the request of at least one of the plurality of indoor units. At this time, in response to the number of indoor units operated, the main outdoor unit is operated, and as the required cooling / heating capacity is changed, the auxiliary outdoor unit is operated when it exceeds the capacity of the main outdoor unit. That is, the operation number of the outdoor unit and the operation of the compressor provided in the outdoor unit vary according to the required cooling / heating capacity.

The indoor unit of the air conditioner includes an indoor heat exchanger in which the indoor air and the refrigerant are exchanged between the indoor air of the room where each indoor unit is installed, an indoor blower that blows the indoor air of the room where the indoor unit is installed, to an indoor heat exchanger, It may include an electronic expansion valve for the room that is controlled according to the indoor flow control.

The indoor heat exchanger acts as an evaporator for cooling the indoor air while the liquid refrigerant is sucked in the cooling operation of the air conditioner and the sucked liquid refrigerant is evaporated by the indoor air in which the indoor unit which requests the cooling operation is installed. During operation, the gaseous refrigerant is sucked in, and the sucked gaseous refrigerant is condensed by the indoor air in which the indoor unit which requests the heating operation is acted as a condenser to raise the indoor air temperature.

The indoor blower is composed of an indoor electric motor controlled by the indoor unit controller to generate power, and an indoor fan connected to the indoor electric motor and rotated by the indoor electric motor to generate a blowing force.

While the above has been shown and described with respect to preferred embodiments of the present invention, the present invention is not limited to the specific embodiments described above, it is usually in the technical field to which the invention belongs without departing from the spirit of the invention claimed in the claims. Various modifications can be made by those skilled in the art, and these modifications should not be individually understood from the technical spirit or the prospect of the present invention.

1 is a side view of a lamp post connected to the LED street lamp according to an embodiment of the present invention.

2A is a bottom view of the LED street light viewed from below.

2B is a side perspective view of the LED street light cover.

Figure 3 is a block diagram schematically showing the configuration of the LED lighting control module according to an embodiment of the present invention.

4 is a view schematically showing the configuration of the LED lighting apparatus according to an embodiment of the present invention.

5 illustrates a display screen according to an exemplary embodiment of the present invention.

6 illustrates a display screen according to another exemplary embodiment of the present invention.

<Explanation of symbols on main parts of the drawings>

400: controller 402: collector

404: storage unit 406: display unit

Claims (8)

A storage unit storing the first lighting energy consumption amount; A collecting unit collecting the second lighting energy consumption; A controller configured to collect the second lighting energy consumption and display the first lighting energy consumption in comparison with the second lighting energy consumption; And And a display unit for comparing and displaying the first lighting energy consumption and the second lighting energy consumption. The method of claim 1, The first lighting energy consumption is the energy consumption of the general lighting, the second lighting energy consumption is the LED lighting device, characterized in that the energy consumption of the LED lighting. The method of claim 1, The control unit, LED lighting device, characterized in that to display the energy savings by calculating the difference between the first lighting energy consumption and the second lighting energy consumption. The method of claim 3, The display unit, LED lighting device, characterized in that for displaying the calculated energy savings. The method of claim 1, And the display unit displays one or more of a cost corresponding to the first lighting energy consumption, a cost corresponding to the second lighting energy consumption, and a saving energy cost. The method of claim 1, The display unit, the LED lighting device, characterized in that provided in the switch for turning on or off the illumination. The method of claim 1, The LED lighting apparatus further comprises a timer, wherein the display unit displays the energy consumption amount according to the use time of the illumination measured by the timer. The method of claim 1, The first lighting energy consumption, LED input device, characterized in that the input is stored in advance or collected and stored when using the first lighting.

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