KR101800400B1 - Led lighting device and lighting system having the same - Google Patents

Abstract

An embodiment of the present invention relates to an LED lighting device and a lighting system including the same. A technical problem to be solved is to provide an LED lighting device capable of providing illumination with high linearity from a ceiling and controlling the on/off and brightness of a plurality of LED lighting devices using one controller console and one handle and a lighting system including the same. To this end, according to the present invention, disclosed are the LED lighting device including: a lower case with lens which are formed in a plurality of light outlets, respectively; an upper case which is coupled to the lower case and is fixed to a ceiling structure; LED elements which are coupled to the light outlets of the lower case, respectively; and a circuit board which is located between the lower case and the upper case and mounts the LED element at the same time, and the lighting system including the same.

Description

FIELD OF THE INVENTION [0001] The present invention relates to an LED lighting apparatus,

One embodiment of the present invention relates to an LED lighting fixture and a lighting system having the same.

Fluorescent lamps and incandescent lamps using commercial AC power are the most commonly used in everyday life. Particularly, a fluorescent lamp having excellent power efficiency and having a higher illuminance is used more. In the case of a lighting fixture, it can be installed in any place where power is supplied and where lighting installation is easy. As time has passed, the demand for lighting has increased, and as the number of applications increases, the load due to the overall power consumption is increasing day by day. Therefore, various efforts are being made to reduce power consumption.

LED (Light Emitting Diode) is a semiconductor that has a property of emitting light immediately when current of a certain condition is flowed. As vacuum tubes evolve into transistors and integrated circuits (LSIs), lighting is expected to rapidly evolve into LEDs, a second-generation light source, incandescent light, and a third-generation light source, a fluorescent light that is a semiconductor light source, also referred to as a fourth generation light source. In addition, the LED light source has a long lifetime, high efficiency, small size and light weight, and is environment-friendly because it does not use mercury, compared to existing light sources, and is rapidly replacing existing light sources.

The above-described information disclosed in the background of the present invention is only for improving the understanding of the background of the present invention, and thus may include information not constituting the prior art.

Japanese Patent Application Laid-Open No. 10-2015-0104891 'LED lighting drive device, lighting device and operation method of lighting device' Japanese Patent Application Laid-Open No. 10-2014-0122909 'Lighting system, lighting device and lighting control method'

Conventional LED lighting fixtures have a problem that light is not irradiated to the ground from a place where the light is projected and the ceiling height is high because the light is made opaque.

In order to solve such a problem, the present invention is characterized in that, in a place where a ceiling height is high, a lens for increasing the straightness in front of the LED element is provided, which corresponds to a region where roughness is formed by a conventional halogen light having an output of about 200 to 400 W For example, an output of approximately 36 W. The LED lighting apparatus according to claim 1,

In addition, one embodiment of the present invention is an LED lighting apparatus capable of illuminating a circular luminaire portion to form an illuminance at various angles, and having an aluminum heat sink at the rear in two stages, to provide.

In addition, an embodiment of the present invention provides an illumination system having an LED lighting fixture that does not cause a flicker phenomenon when illumination is applied to a camera by eliminating image noise (flicker) phenomenon occurring when dimming of an existing LED lighting fixture .

In addition, an embodiment of the present invention provides a lighting system capable of performing brightness control in both directions using a stage lighting controller (console) and a volume control (variable resistor).

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An illumination system according to an embodiment of the present invention includes a control console for inputting an on-off signal; A brightness control knob for inputting a brightness signal; A main drive electrically connected to the control console and the brightness control knob to receive an on-off signal and a brightness signal, respectively; A plurality of sub-drives electrically connected to the main drive and each receiving an on-off signal and a brightness signal; And an LED lighting device connected to the sub-drives to be turned on or off and controlled in brightness, the sub-drive including a receiving port for receiving the on-off signal and the brightness signal from the main drive; A control unit electrically connected to the reception port to turn on / off the LED lighting device or adjust brightness; And an individual brightness fine adjustment unit for adjusting an individual brightness signal of each of the plurality of LED elements in the LED lighting apparatus, wherein the LED lighting apparatus includes, for heat dissipation of each of the plurality of LED elements, The heat dissipation member includes a first heat dissipation unit having a first post of a first height and a first heat dissipation fin of a first length; And a second heat dissipating part located in the first heat dissipating part and having a second post of a second height and a second radiating fin of a second length, wherein the first height of the first post is greater than the second height of the second post And the first radiating fins and the second radiating fins are led out in one direction, and the horizontal cross-section of the first radiating fins is in the form of a tuning fork.

The main drive can transmit the on-off signal and the brightness signal to the sub-drive in DMX 512 mode.

The main drive and the subdrive may include a DMX 512 chip.

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The present invention is characterized in that, in a place with a high ceiling height, a lens which increases the straightness in front of the LED element corresponding to a region where illumination is formed by halogen light having an output of approximately 200 to 400 W is installed, And provides an LED lighting apparatus capable of forming an illuminance with an output.

Further, the present invention provides an LED lighting fixture capable of moving a circular luminaire portion to form an illuminance at various angles, and forming a rear aluminum heat sink in two stages to exert excellent heat discharge performance.

In addition, the present invention provides an illumination system having an LED lighting fixture that does not cause a flicker phenomenon when illumination is applied to a camera by eliminating image noise (flicker) phenomenon occurring when dimming of an existing LED lighting fixture.

In addition, the present invention provides a lighting system capable of performing brightness control in both directions using a stage lighting controller (console) and a volume control (variable resistor).

In addition, the present invention can improve the convenience of saving electric power and convenience when all general lighting such as church and large auditorium is changed to halogen dimming lighting and three dimming dimming lighting apparatus.

In addition, the present invention can be adjusted not only to a professional lighting controller but also to a general volume controller, so that it can be suitable for general users in religious facilities and the like.

1A and 1B are a perspective view and a cross-sectional view illustrating an LED lighting apparatus according to an embodiment of the present invention.
2A and 2B are a bottom view and a front view showing the LED lighting fixture of FIG.
3 is a block diagram showing the configuration of a lighting system according to another embodiment of the present invention.
4A, 4B and 4C are block diagrams and photographs showing the structure of sub-drives in the illumination system of the present invention.
5A and 5B are photographs showing the configuration of the main drive of the illumination system of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments of the present invention are described in order to more fully explain the present invention to those skilled in the art, and the following embodiments may be modified into various other forms, It is not limited to the embodiment. Rather, these embodiments are provided so that this disclosure will be more faithful and complete, and will fully convey the scope of the invention to those skilled in the art.

In the following drawings, thickness and size of each layer are exaggerated for convenience and clarity of description, and the same reference numerals denote the same elements in the drawings. As used herein, the term "and / or" includes any and all combinations of one or more of the listed items. In the present specification, the term " connected "means not only the case where the A member and the B member are directly connected but also the case where the C member is interposed between the A member and the B member and the A member and the B member are indirectly connected do.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a," "an," and "the" include singular forms unless the context clearly dictates otherwise. Also, " comprise, " and / or "comprising, " when used in this specification, are intended to be interchangeable with the said forms, numbers, steps, operations, elements, elements and / And does not preclude the presence or addition of one or more other features, integers, operations, elements, elements, and / or groups.

Although the terms first, second, etc. are used herein to describe various elements, components, regions, layers and / or portions, these members, components, regions, layers and / It is obvious that no. These terms are only used to distinguish one member, component, region, layer or section from another region, layer or section. Thus, a first member, component, region, layer or section described below may refer to a second member, component, region, layer or section without departing from the teachings of the present invention.

It is to be understood that the terms related to space such as "beneath," "below," "lower," "above, But may be utilized for an easy understanding of other elements or features. Terms related to such a space are for easy understanding of the present invention depending on various process states or use conditions of the present invention, and are not intended to limit the present invention. For example, if an element or feature of the drawing is inverted, the element or feature described as "lower" or "below" will be "upper" or "above." Thus, "below" is a concept covering "upper" or "lower ".

In addition, the controller (controller) and / or other associated equipment or components in accordance with the present invention may be implemented using any suitable hardware, firmware (e.g., custom semiconductor), software, or any appropriate combination of software, . For example, the various components of a controller (controller) and / or other associated equipment or components in accordance with the present invention may be formed on one integrated circuit chip or on a separate integrated circuit chip. In addition, the various components of the controller (controller) may be implemented on a flexible printed circuit film and formed on the same substrate as the tape carrier package, printed circuit board, or controller (controller). In addition, the various components of the controller (controller) may be a process or thread executing on one or more processors in one or more computing devices, which executes computer program instructions to perform various functions, And interact with other components. The computer program instructions are stored in a memory that can be executed on a computing device using standard memory devices, such as, for example, random access memory. The computer program instructions may also be stored in other non-transitory computer readable media, such as, for example, CD-ROMs, flash drives, and the like. Further, those skilled in the art will appreciate that the functions of the various computing devices may be combined with one another, integrated into one computing device, or the functionality of a particular computing device may be implemented within one or more other computing devices Lt; / RTI > can be dispersed in the < / RTI >

1A and 1B are a perspective view and a cross-sectional view illustrating an LED lighting apparatus 100 according to an embodiment of the present invention.

1A and 1B, an LED lighting apparatus 100 according to the present invention includes a lower case 110, an upper case 120, a plurality of LED elements 130, and a circuit board 140 . In addition, the LED lighting apparatus 100 according to the present invention may further include a heat dissipating member 150.

The lower case 110 is formed in a substantially flat disc shape, and a plurality of light outlets 111 may be formed radially. The lower case 110 may be formed of heat-resistant plastic that does not melt in the heat generated from the LED device 130, but the present invention is not limited thereto. A lens 112 (for example, a convex lens) may be provided in each of the light outlets 111. The lens 112 may direct light from the LED element 130 to be directed downward .

The upper case 120 may be coupled to the upper portion of the lower case 110 and directly fixed to the ceiling structure. To this end, a plurality of fixing members 121 may be installed on the upper case 120. The upper case 120 may be formed of a heat-resistant plastic that does not melt in the heat generated from the LED device 130, but the present invention is not limited thereto.

The plurality of LED elements 130 may be coupled to the light emitting ports 111 provided in the lower case 110, respectively. The LED element 130 is protected from the external environment by the lens 112 installed in the lower case 110 and the light outlet 111 and irradiates light downward from the ceiling through the lens 112 .

The circuit board 140 is disposed between the lower case 110 and the upper case 120 and the above-described LED devices 130 are mounted. That is, the plurality of LED elements 130 are stably supported by the circuit board 140, and power is supplied through the power supply line 141 connected to the circuit board 140.

The heat radiating member 150 is coupled to the upper case 120, and the lower end thereof faces the LED element 130 and the circuit board 140 described above. Therefore, heat generated from the plurality of LED elements 130 and the circuit board 140 on which the LED elements 130 are mounted is transmitted to the heat dissipating member 150, and the heat is radiated to the outside through the heat dissipating member 150.

The heat dissipation member 150 includes a first heat dissipation unit 151 and an inner second heat dissipation unit 152. The first heat dissipation unit 151 and the second heat dissipation unit 152 are spaced apart from each other by a predetermined distance .

A pair of hinges 122 are provided between the lower case 110 and the upper case 120 so that the lower case 110 can be rotated at a predetermined angle through the hinge 122. Accordingly, the user can adjust the direction of the light emitted from the LED element 130 by operating the lower case 110.

In this way, the LED lighting apparatus 100 according to the present invention is constructed such that the part where the illumination is projected by the conventional LED lighting apparatus 100 is opaque and diffusive only, and light is transmitted from the place where the ceiling height is high to the ground And eliminates problems that have not been addressed. That is, according to the present invention, by providing the lens 112 for each LED element 130, even if the ceiling height is high, the LED illumination excellent in straightness to the bottom is provided.

The LED lighting apparatus 100 according to the present invention can have a power consumption of approximately 18 W, 24 W, 36 W (4 ", 6", 8 "), a voltage of approximately 24 V and a color temperature of approximately 3200 K / 4700K and dimming can be adjusted to approximately 0 to 100% However, these numerical values are only for the understanding of the present invention, and the present invention is not limited to these numerical values. Hereinafter, it will be described.

Accordingly, the LED lighting apparatus 100 according to the present invention can be installed at a place where the height of the ceiling is high, forming the illuminance of the conventional halogen lighting apparatus having an output of 200 to 400 W, A lens 112 for increasing the straightness is mounted so as to form an excellent illuminance even at an output of about 36 W.

In addition, the LED lighting apparatus 100 according to the present invention can form the illuminance at various angles by allowing the circular lower case 110 to move.

In addition, the LED lighting apparatus 100 according to the present invention includes two rear aluminum heat dissipating members 150 for efficiently discharging heat, which is one of the weakest problems of the LED lighting apparatus 100, Excellent performance can be achieved.

2A and 2B are a bottom view and a front view showing the LED lighting apparatus 100 of FIG.

2A, the LED lighting apparatus 100 according to the present invention is configured such that the lower case 110 is rotated at a predetermined angle from the upper case 120 by the hinge 122 (not shown in the drawing, see FIG. 1B) . Therefore, the direction of the lower case 110 can be adjusted by the user in an arbitrary direction, and the direction of light irradiation by the LED element 130 can be easily changed.

2B, the LED lighting apparatus 100 according to the present invention is characterized in that the heat dissipating member 150 includes a cylindrical first heat dissipating unit 151, a cylindrical heat dissipating unit 151 installed inside the first heat dissipating unit 151, And two heat dissipating units 152. Here, the power supply line 141 may be connected to the circuit board 140 through the second heat dissipation unit 152.

The first heat radiating part 151 includes a first post 151a having a cylindrical first height and a plurality of first radiating fins 151b having a first length extending outward from the first post 151a can do. Here, the first radiating fin 151b may be formed radially from the surface of the first post 151a.

The second heat dissipating unit 152 includes a second post 152a having a cylindrical second height formed inside the first post 151a and extending outward from the second post 152a, And a second radiating fin 152b having a plurality of second lengths. Here, the second radiating fin 152b may be formed radially from the surface of the first post 152a. Here, the first height of the first post is larger than the second height of the second post, and the first radiating fins and the second radiating fins are led out in one direction, and the horizontal section of the first radiating fins may be in the form of a tuning fork.

The heat generated from the LED device 130 and the heat transferred to the circuit board 140 are transmitted to the first heat radiating part 151 and the second heat radiating part 152 forming the heat radiating member 150, The heat of the LED lighting apparatus 100 is efficiently discharged to the outside. Furthermore, since the first heat-radiating portion 151 and the second heat-radiating portion 152 are spaced apart from each other by a certain distance, the heat radiation efficiency of the LED lighting fixture 100 further increases.

3 is a block diagram illustrating the configuration of a lighting system 200 according to another embodiment of the present invention.

3, the lighting system 200 includes a control console 210, a brightness control knob 220, a main drive 230, a plurality of subdrives 240, The LED lighting apparatus 100 described above. Here, the stage special lights 260 may be further electrically connected to the control console 210 through the splitter 250.

The control console 210 is electrically connected to the main drive 230 through a splitter 250 which transmits on and off signals of the LED lighting fixture 100 or the stage special lighting 260.

The brightness control knob 220 is electrically connected directly to the main drive 230, which transmits the brightness signal of the LED lighting fixture 100. The brightness control knob 220 is a variable resistor similar to a conventional volume control knob, allowing the general user to easily adjust the illuminance of the LED lighting fixture 100. [

The main drive 230 is electrically connected to the control console 210 and the brightness control knob 220 as described above, and receives on-off signals and brightness signals from the control console 210 and the brightness control knob 220, respectively. The main drive 230 also transmits an on-off signal and a brightness signal to the selected LED lighting apparatus 100 among the plurality of LED lighting apparatuses 100 by the control console 210.

A plurality of sub-drives 240 are electrically connected to the main drive 230 to receive on-off signals and brightness signals, respectively. That is, the sub-drive 240 applies the on-off signal and the brightness control signal to the LED lighting apparatus 100 selected by the control console 210 so that the selected LED lighting apparatus 100 is turned on and / or turned off , So that the brightness is adjusted.

The LED lighting apparatus 100 is electrically connected to the plurality of sub-drives 240 described above, which has already been described above, and thus a description thereof will be omitted.

Thus, the present invention can control the turn-on and turn-off states of a plurality of LED lighting apparatuses 100 by one control console 210 and the brightness control knob 220, do.

Here, the main drive 230 transmits an on-off signal and a brightness signal to the subdrive 240, for example, by the DMX 512 method so that an accurate signal without noise and error is transmitted from the main drive 230 to the subdrive 240 Lt; / RTI > Of course, for this purpose, the main drive 230 and / or subdrive 240 may use a DMX 512 chip, for example, as a control unit.

Here, DMX 512 is a digital lighting control protocol for performing stage lighting, DMX is an abbreviation of Digital Multiplex, and 512 means controlling equipment having 512 addresses. The DMX 512 was developed in 1986 by the USITT (Engineering Commission of the United States Institute for Technology). Until then, the related products that used each protocol became interoperable based on the DMX 512.

The control console 210 and the splitter 250, the splitter 250 and the main drive 230, the main drive 230 and the sub drive 240, the brightness control knob 220 and the main drive 230, The main drive 230 and the special illumination 260 can be connected by a dedicated DMX cable, respectively.

4A, 4B and 4C are block diagrams and photographs showing the structure of the subdrive 240 among the lighting system 200 of the present invention.

4A, the subdrive 240 of the lighting system 200 includes a receiving port 241, an individual brightness fine adjustment unit 242, a control unit 243, a power supply unit 244, 245). Here, the LED lighting apparatus 100 is connected to the LED lighting connection unit 245.

The reception port 241 receives the on-off signal and / or the brightness signal from the main drive 230 and transmits it to the control unit 243.

The individual brightness fine adjustment unit 242 transmits the finely adjusted brightness signal to the control unit 243 so that the user can directly control the pressing of the LED lighting apparatus 100. [

The control unit 243 is electrically connected to the reception port 241 and transmits an electrical signal to the LED illumination connection unit 245 for turning on and off the LED lighting fixture 100 or adjusting the brightness. Of course, the control unit 243 is also electrically connected to the individual brightness fine adjustment unit 242, and transmits a fine brightness adjustment signal to the LED illumination connection unit 245. Here, the control unit 243 may be a DMX 512 chip as described above, but the present invention is not limited thereto.

4B, the power supply unit 244 may include a Switching Mode Power Supply (SMPS). As shown in FIG. 4C, the DMUX 512 includes a receiving port 241 for DMX 512 communication, An individual brightness fine adjustment section 242 of the illumination and an LED illumination connection section 245 may be provided.

In this manner, the sub-drive 240 is basically used for the LED lighting apparatus 100, and the brightness of the LED lighting apparatus 100 can be adjusted using the DMX 512 communication. Accordingly, it is possible to eliminate any image noise (flicker) phenomenon that occurs when dimming the conventional LED lighting apparatus, and to prevent the flicker phenomenon from occurring when illuminating the camera. In addition, the sub-drive 240 can heat the LED lighting apparatus 100 when it is dimmed by forming an aluminum heat sink to remove heat.

The subdrive 240 connects the SMPS (power source 24V) and the drive to the dimming sub drive box so that the LED lighting apparatus 100 is installed in the drive without the need for the power supply of the separate LED lighting apparatus 100 and sub- Can be directly connected to control the power supply.

In addition, the subdrive 240 can configure the individual brightness fine adjustment unit 242 of each LED element 130 to set a fine brightness.

Accordingly, such a sub-drive 240 can solve the irregularity in brightness adjustment from the conventional dimmer-type LED lighting fixture 100, and can adjust the brightness to about 0 to 100%.

The specifications of the sub-drive 240 according to the present invention include a DMX 512 control console / volume control method and a 256 dimming step, with an output of, for example, 6 to 36 W, a channel of about 1 channel have.

5A and 5B are photographs showing the configuration of the main drive 230 among the lighting system 200 of the present invention.

The main drive 230 according to the present invention can perform bi-directional brightness adjustment control using the brightness control system 200 using a stage lighting controller (console) and a volume control (variable resistor).

In addition, since it is possible to constitute approximately three channels per one main drive, it is possible to separately control each region constituting the illumination.

In addition, the main drive 230 may also be constituted by three channels of volume control.

Accordingly, the main drive 230 controls the lower sub-drive 240 to control the dimming of all the LED lighting apparatuses 100. FIG.

The specifications of the main drive 230 (for example, the LED dimming controller (ECO-Main-CT)) include a rated input of, for example, AC 100 to 240 V and 50 to 60 Hz and a rated output of, for example, DC 24 V / 10W MAX, the operating voltage is approximately DC 12 ~ 30V (Free), the power is approximately 0.1V, the channel is 3CH, can have 256 dimming steps and communication method of DMX512 communication / volume control.

According to the embodiment of the present invention as described above, when general halogen lamps such as churches and large auditoriums are used as LED dimming lights by changing halogen lamps and three-wavelength lamps, it is possible to save electricity and improve convenience of use. In addition, an embodiment of the present invention can adjust lighting intensity even with a general volume controller instead of a professional lighting controller, so that it can be suitable for general users in religious facilities and the like.

It is to be understood that the present invention is not limited to the above-described embodiments, and various modifications and changes may be made without departing from the scope of the present invention as set forth in the appended claims. It will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

100; The LED lighting fixture according to the present invention
110; A lower case 111; Light outlet
112; A lens 120; The upper case
121; A fixing member 122; Hinge
130; LED element 140; Circuit board
141; Power supply line 150; The heat-
151; A first heat dissipation unit 151a; First post
151b; A first radiating fin 152; The second heat-
152a; A second post 152b; The second heat-
200; The illumination system
210; A control console 220; Brightness control knob
230; Main drive 240; Subdrive
241; Receive port 242; Individual brightness fine adjustment unit
243; A control unit 244; Power supply
245; LED lighting connection 250; Splitter
260; Stage Special Lighting

Claims (11)

delete delete delete delete delete delete A control console for inputting an on-off signal;
A brightness control knob for inputting a brightness signal;
A main drive electrically connected to the control console and the brightness control knob to receive an on-off signal and a brightness signal, respectively;
A plurality of sub-drives electrically connected to the main drive and each receiving an on-off signal and a brightness signal;
And an LED lighting device connected to the sub-drives and on / off or controlled in brightness,
The sub-
A reception port for receiving the on-off signal and the brightness signal from the main drive;
A control unit electrically connected to the reception port to turn on / off the LED lighting device or adjust brightness; And
And an individual brightness fine adjustment section for adjusting individual brightness signals of each of the plurality of LED elements in the LED lighting apparatus,
The LED lighting fixture
And a heat dissipating member coupled to the upper case for heat dissipation of each of the plurality of LED elements,
The heat-
A first radiator having a first radiator having a first height and a first radiator pin having a first length; And
And a second heat dissipating unit located in the first heat dissipating unit and having a second post having a second height and a second heat dissipating fin having a second length,
Wherein the first height of the first post is larger than the second height of the second post, the first radiating fin and the second radiating fin are led out in one direction, and the horizontal end surface of the first radiating fin is in the form of a tuning fork . 8. The method of claim 7,
And the main drive transmits the on-off signal and the brightness signal to the sub-drive in the DMX 512 system. 8. The method of claim 7,
Wherein the main drive and the subdrive include a DMX 512 chip. delete delete

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