KR20120097570A - Lighting apparatus - Google Patents

Lighting apparatus Download PDF

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Publication number
KR20120097570A
KR20120097570A KR1020110016851A KR20110016851A KR20120097570A KR 20120097570 A KR20120097570 A KR 20120097570A KR 1020110016851 A KR1020110016851 A KR 1020110016851A KR 20110016851 A KR20110016851 A KR 20110016851A KR 20120097570 A KR20120097570 A KR 20120097570A
Authority
KR
South Korea
Prior art keywords
housing
light emitting
emitting diode
protrusion
power supply
Prior art date
Application number
KR1020110016851A
Other languages
Korean (ko)
Inventor
노시청
Original Assignee
주식회사 필룩스
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 필룩스 filed Critical 주식회사 필룩스
Priority to KR1020110016851A priority Critical patent/KR20120097570A/en
Publication of KR20120097570A publication Critical patent/KR20120097570A/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/04Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S4/00Lighting devices or systems using a string or strip of light sources
    • F21S4/20Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
    • F21S4/28Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V15/00Protecting lighting devices from damage
    • F21V15/01Housings, e.g. material or assembling of housing parts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • F21V23/023Power supplies in a casing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/005Reflectors for light sources with an elongated shape to cooperate with linear light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/04Optical design
    • F21V7/05Optical design plane
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The present invention relates to a lighting apparatus including a reflector, the lighting apparatus according to the present invention comprises a housing in which a hollow is formed and both ends are open; A light emitting diode unit provided on an outer surface of the housing; Protrusions protruding out of the housing from the outer surface of the housing having the light emitting diode portion; A reflection unit rotatably installed on the protrusion; A power supply unit provided in the hollow of the housing and electrically connected to the light emitting diode unit; And an external power supply unit detachably coupled to both ends of the housing.

Description

Lighting device {LIGHTING APPARATUS}

The present invention relates to a lighting apparatus, and more particularly to a lighting apparatus including a reflecting unit.

Light emitting diodes (LEDs) have advantages in that they are compact and have a long lifetime (about 50,000 to 100,000 hours) compared to conventional light sources such as incandescent and fluorescent lamps. In addition, the light emitting diode has an advantage of excellent energy efficiency since electrical energy is directly converted into light energy, thereby lowering power consumption. Due to these characteristics, the light emitting diodes are not only used as light sources of various display devices, but also attracted attention as lighting devices such as indoor and outdoor lighting, signage lighting and general residential lighting.

When the light emitting diode is used as a lighting device, for example, a plurality of light emitting diodes may be mounted on a PCB substrate to implement a bar type LED module.

However, the light emitting diode has a problem in that light is emitted from a point light source instead of a surface light source and thus irradiates light to various areas.

The present invention is to solve the above problems, and an object thereof is to provide a lighting device that can irradiate light to various areas.

Another technical problem according to embodiments of the present invention can be understood by the following description, which can be realized by the means and combinations thereof shown in the claims.

In order to achieve the above object, a lighting apparatus according to the present invention includes a housing in which a hollow is formed and both ends thereof are opened; A light emitting diode unit provided on an outer surface of the housing; Protrusions protruding out of the housing from the outer surface of the housing having the light emitting diode portion; A reflection unit rotatably installed on the protrusion; A power supply unit provided in the hollow of the housing and electrically connected to the light emitting diode unit; And an external power supply unit detachably coupled to both ends of the housing.

The protrusion may include a first protrusion extending from an outer surface of the housing, and a second protrusion extending from an edge of the first protrusion and disposed at an area corresponding to the light emitting diode unit. A bracket coupling groove may be further provided on one surface of the exposed second protrusion, and the reflector may be provided between the second protrusion and the light emitting diode part.

The reflector may include a reflector for reflecting light generated from the light emitting diode unit, and a hinge coupling unit hinged to the protrusion so that the reflector is rotatable, and the reflector may be bent in the direction of the light emitting diode unit. Can be.

In addition, a lower surface of the housing provided with the external power supply may be opened, and an opening and closing portion may be further provided on the lower surface of the housing provided with the external power supply.

In addition, the external power supply may include a coupling portion coupled to both open ends of the housing, and a connection terminal provided inside the coupling portion, and the coupling portion may further include a side coupling portion protruding in the direction of the protrusion. The opening and closing portion for opening and closing the inside of the coupling portion may be further provided at one end of the coupling portion.

According to an embodiment of the present invention, the reflection plate is rotatably installed inside the lighting apparatus so that the user can irradiate light to a desired area.

In addition, it is possible to prevent the light is directly exposed by installing a light emitting diode inside the lighting device. As a result, glare caused by the lighting device can be prevented.

1 is a perspective view of a lighting apparatus according to an embodiment of the present invention.
2 is an exploded perspective view of a lighting apparatus according to an embodiment of the present invention.
3 is a perspective view of a lighting apparatus according to an embodiment of the present invention.
4 is a cross-sectional view of a lighting apparatus according to an embodiment of the present invention.

Hereinafter, a specific embodiment of the lighting apparatus according to the present invention will be described with reference to FIGS. 1 to 4. However, this is only an exemplary embodiment and the present invention is not limited thereto.

In the following description, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. The following terms are defined in consideration of the functions of the present invention, and may be changed according to the intention or custom of the user, the operator, and the like. Therefore, the definition should be based on the contents throughout this specification.

The technical spirit of the present invention is determined by the claims, and the following embodiments are merely one means for efficiently explaining the technical spirit of the present invention to those skilled in the art to which the present invention pertains.

1 is a perspective view of a lighting apparatus according to an embodiment of the present invention, Figure 2 is an exploded perspective view of a lighting apparatus according to an embodiment of the present invention, Figure 3 is a perspective view of a lighting apparatus according to an embodiment of the present invention 4 is a cross-sectional view of a lighting apparatus according to an embodiment of the present invention.

1 to 4, the lighting device 100 includes a housing 110, a circuit board 120, a light emitting diode unit 130, a protrusion 160, a reflecting unit 170, a power supply unit 140, and An external power supply unit 150 is included.

The housing 110 is formed in a polygonal shape (bar type) having a predetermined length. The housing 110 has a hollow 111 is formed therein and both ends are open.

The light emitting diode unit 130 is provided on the outer surface of the housing 110. The light emitting diode unit 130 is mounted on the circuit board 120. The light emitting diode unit 130 may use, for example, a light emitting diode (LED) or an organic light emitting diode (OLED). In addition, the light emitting diode unit 130 may include a form including only an LED, a form including only an LED, or a form including both an LED and an LED. In addition, the light emitting diode unit 130 may be provided such that all of the plurality of LEDs or OLEDs emit light with the same color, or may be provided such that the plurality of LEDs or OLEDs emit light of different colors. By controlling the lighting or illuminance of the LED or the LED of the LED, and the like, it can be provided to produce lighting at various illuminance and color temperature.

The diffusion plate 135 diffuses the light emitted to the light emitting diode unit 130 and may be disposed on the front surface of the light emitting diode unit 130. The diffusion plate 135 may be formed of a transparent or translucent material. In addition, the diffusion plate 135 is formed in a structure surrounding the light emitting diode unit 130, thereby protecting the light emitting diode unit 130 from the outside.

The circuit board 120 includes a light emitting diode unit 130 in which a plurality of light emitting diodes are spaced apart from each other. For example, the light emitting diodes may be arranged in a line at regular intervals on the circuit board 120, but is not limited thereto and may be formed in various other arrangements. The circuit board 120 may be, for example, a PCB board, and the PCB board may have a bar shape. In addition, the circuit board 120 may be coupled to the housing 110 through an adhesive, a heat radiation adhesive, or the like.

On the other hand, the protrusion 160 is formed on the outer surface of the housing 110. The protrusion 160 includes a first protrusion 161 and a second protrusion 162. The first protrusion 161 extends to one side of the housing 110 in which the light emitting diode portion 130 is provided, and the second protrusion 162 extends from an edge of the first protrusion 161 to extend the light emitting diode portion 130. It is provided in one area corresponding to. In the present embodiment, the light emitting diode unit 130 is provided on the side of the housing 110 and the protrusion 160 is an edge of the first protrusion 161 and the first protrusion 161 extending from the upper surface of the housing 110. The second protrusion 162 extends from and is spaced apart from the light emitting diode unit 130. Accordingly, the light emitting diode unit 130 is embedded in the protrusion 160.

The protrusion 160 is provided with a reflector 170 for adjusting the angle of light emitted from the light emitting diode unit 130. In the present exemplary embodiment, the reflector 170 is formed on the inner surface of the protrusion 160, that is, the inner surface of the protrusion 160 disposed between the second protrusion 162 and the light emitting diode unit 130. The reflector 170 includes a reflector 171 and a hinge coupler 172.

The reflecting plate 171 reflects the light generated from the light emitting diode unit 130 and is provided in a direction in which the light of the light emitting diode unit 130 is irradiated. That is, the reflecting plate 171 is disposed to correspond to the light emitting diode unit 130. In addition, the reflective plate 171 may be formed to be bent in the direction in which the light emitting diode portion 130 is installed in order to collect or refract light emitted from the light emitting diode portion 130. That is, the reflector plate 171 may be formed in an elliptical shape to condense or refract light. In addition, the reflective plate 171 may be installed to be variable in the inclination angle of the surface of the light emitting diode unit 130 to 25 ° to 60 °, it is not limited thereto.

The hinge coupler 172 is installed on the lower surface of the second protrusion 162. The hinge coupler 172 fixes the reflective plate 171 to the second protrusion 162, and the reflective plate 171 is rotatably installed at the hinge coupler 172. Accordingly, the angle of the reflector plate 171 is adjusted according to the user's setting.

As such, the reflector 170 may be installed to adjust the angle so that the irradiation area of the light generated by the light emitting diode unit 130 may be varied according to a user's request. That is, the reflector 170 may adjust the inclination angle of the surface formed with the light emitting diode unit 130 to adjust the area to which light is irradiated.

In addition, the lighting device 100 according to the present embodiment, for example, by mounting a bracket on the outer surface of the second protrusion 162 is installed on the ceiling or wall of the building. Accordingly, the bracket coupling groove 163 is formed at one end of the second protrusion 162. The bracket coupling groove 163 may be continuously formed from one end to the other end of the second protrusion 162. Accordingly, the bracket may be sliding or forcibly fitted into the bracket coupling groove 163. When the bracket coupling groove 163 and the bracket are coupled, the lighting device 100 may be fixed to an installation such as a shelf through screws. In addition, the lighting device 100 may be fixed to the installation by a coupling groove (not shown) formed in the housing 110 and the protrusion 160, but is not limited thereto.

The power supply unit 140 is accommodated in the hollow 111 formed inside the housing 110. The power supply unit 140 converts the power applied from the external power supply unit 150 into DC power to drive the light emitting diode unit 130. For example, the power supply unit 140 is formed of a switched-mode power supply (SPS), the power supplied to the external power supply unit 150 as a direct current power source having a voltage suitable for driving the light emitting diode unit 130. Convert Accordingly, the power supply unit 140 is electrically connected to the circuit board 120 on which the light emitting diode unit 130 is mounted.

The external power supply unit 150 is detachably coupled to both ends of the power supply unit 140. The external power supply unit 150 includes a coupling unit 151 and a connection terminal 152.

The coupling part 151 is detachably coupled to both open ends of the housing 110. The coupling part 151 is coupled through the openings 112 formed at both ends of the housing 110. In addition, an opening 113 for facilitating insertion of the external power supply unit 150 may be further provided at a lower surface of the housing 110 in which the external power supply unit 150 is disposed. Such, the coupling part 151 may be coupled to the housing 110 by sliding coupling or fitting coupling. In addition, the coupling part 151 may be provided with a predetermined groove to communicate with the hollow 111 of the housing 110.

The connection terminal 152 is provided inside the coupling part 151. The external terminal is supplied to the connection terminal 152, and the supplied external power is supplied to the power supply unit 140.

In addition, the coupling part 151 includes a side coupling part 153 extending in the direction of the protrusion 160. The side coupling portion 153 extends in the direction of the protrusion 160 and is coupled to both ends of the protrusion 160. That is, the side coupling part 153 is provided on the side of the light emitting diode part 130, the reflecting part 170, and the protruding part 160. Accordingly, the side surfaces of the light emitting diode 130, the reflector 170, and the protrusion 160 may be prevented from being exposed to the outside.

An opening and closing part may be provided on a lower surface of the housing 110 provided with the external power supply unit 150. The opening and closing unit may open and close the inside of the external power supply unit 150. That is, the connection terminal 152 provided in the coupling unit 151 may be opened and closed. The opening and closing part may be formed at one end of the coupling part 151 or may be formed on the bottom surface of the housing 110 corresponding to the external power supply unit 150. In this embodiment, the opening and closing portion 155 is provided at one end of the coupling portion 151.

In this way, the opening and closing portion 155 is provided on the lower surface of the external power supply unit 150 to improve the appearance of the housing 110. That is, the opening and closing part 155 is opened when the connection terminal 152 and the power supply unit 140 are electrically connected, and is closed when the connection terminal 152 and the power supply unit 140 are electrically connected. Accordingly, the lighting device 100 according to the present embodiment can prevent the wiring and the connection terminal 152 from being exposed to the outside.

As described above, the preferred embodiment of the present invention has been disclosed through the detailed description and the drawings. The terms are used only for the purpose of describing the present invention and are not used to limit the scope of the present invention as defined in the meaning or claims. Therefore, those skilled in the art will appreciate that various modifications and equivalent embodiments are possible without departing from the scope of the present invention. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

100: lighting device 110: housing
120: circuit board 130: light emitting diode portion
140: power supply unit 150: external power supply unit
160: protrusion 170: reflecting portion

Claims (11)

  1. A housing having a hollow formed therein and opening at both ends thereof;
    A light emitting diode unit provided on an outer surface of the housing;
    Protrusions protruding out of the housing from the outer surface of the housing having the light emitting diode portion;
    A reflection unit rotatably installed on the protrusion;
    A power supply unit provided in the hollow of the housing and electrically connected to the light emitting diode unit; And
    An external power supply unit detachably coupled to both ends of the housing;
    Lighting device comprising a.
  2. The method according to claim 1,
    The protrusion
    A first protrusion extending from an outer surface of the housing,
    And a second protrusion extending from an edge of the first protrusion and provided in an area corresponding to the light emitting diode unit.
  3. The method of claim 2,
    Lighting device further provided with a bracket engaging groove on one surface of the second protrusion exposed to the outside.
  4. The method of claim 2,
    The reflector is provided between the second protrusion and the light emitting diode portion.
  5. The method according to claim 1,
    The reflector
    A reflector for reflecting light generated from the light emitting diode unit;
    Illumination device comprising a hinge coupling portion hinged to the protrusion so that the reflector is rotatable.
  6. 6. The method of claim 5,
    The reflector is bent in the direction of the light emitting diode unit.
  7. The method according to claim 1,
    Illumination device that the lower surface of the housing provided with the external power supply is opened.
  8. The method of claim 7, wherein
    Lighting device further comprises an opening and closing portion on the lower surface of the housing provided with the external power supply.
  9. The method according to claim 1,
    The external power supply unit
    A coupling part coupled to both open ends of the housing;
    Lighting device including a connection terminal provided in the coupling portion.
  10. 10. The method of claim 9,
    The coupling unit further comprises a side coupling portion protruding in the direction of the protrusion.
  11. 10. The method of claim 9,
    Lighting device further comprises an opening and closing portion for opening and closing the inside of the coupling portion at one end of the coupling portion.
KR1020110016851A 2011-02-25 2011-02-25 Lighting apparatus KR20120097570A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110016851A KR20120097570A (en) 2011-02-25 2011-02-25 Lighting apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110016851A KR20120097570A (en) 2011-02-25 2011-02-25 Lighting apparatus
PCT/KR2012/001257 WO2012115410A2 (en) 2011-02-25 2012-02-20 Lighting device

Publications (1)

Publication Number Publication Date
KR20120097570A true KR20120097570A (en) 2012-09-05

Family

ID=46721316

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110016851A KR20120097570A (en) 2011-02-25 2011-02-25 Lighting apparatus

Country Status (2)

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KR (1) KR20120097570A (en)
WO (1) WO2012115410A2 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3787147B1 (en) * 2005-08-30 2006-06-21 株式会社未来 Lighting unit and lighting device
KR100861767B1 (en) * 2008-01-22 2008-10-07 (주)더존 The angle control was convenient lighting
KR20100052976A (en) * 2008-11-11 2010-05-20 주식회사 동부하이텍 Lighting apparatus
KR20100135502A (en) * 2009-06-17 2010-12-27 금호전기주식회사 Lighting apparatus for adjusting light color

Also Published As

Publication number Publication date
WO2012115410A3 (en) 2012-11-01
WO2012115410A2 (en) 2012-08-30

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