EP2722584B1 - Beleuchtungsvorrichtung - Google Patents

Beleuchtungsvorrichtung Download PDF

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Publication number
EP2722584B1
EP2722584B1 EP13188211.0A EP13188211A EP2722584B1 EP 2722584 B1 EP2722584 B1 EP 2722584B1 EP 13188211 A EP13188211 A EP 13188211A EP 2722584 B1 EP2722584 B1 EP 2722584B1
Authority
EP
European Patent Office
Prior art keywords
unit
rail
power
coupling
lighting apparatus
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP13188211.0A
Other languages
English (en)
French (fr)
Other versions
EP2722584A3 (de
EP2722584A2 (de
Inventor
Si Chung Noh
Jun Jang
Beom Yeon Cho
Ho Bok Hong
Sang Il Gil
Ha Young Jhun
Doo Won Jang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Feelux Co Ltd
Original Assignee
Feelux Co Ltd
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 Feelux Co Ltd filed Critical Feelux Co Ltd
Publication of EP2722584A2 publication Critical patent/EP2722584A2/de
Publication of EP2722584A3 publication Critical patent/EP2722584A3/de
Application granted granted Critical
Publication of EP2722584B1 publication Critical patent/EP2722584B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/34—Supporting elements displaceable along a guiding element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/005—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S4/00—Lighting devices or systems using a string or strip of light sources
    • F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
    • F21S4/28—Lighting 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/34—Supporting elements displaceable along a guiding element
    • F21V21/35—Supporting elements displaceable along a guiding element with direct electrical contact between the supporting element and electric conductors running along the guiding element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
    • H01R25/14—Rails or bus-bars constructed so that the counterparts can be connected thereto at any point along their length
    • H01R25/147—Low voltage devices, i.e. safe to touch live conductors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • F21V15/013—Housings, e.g. material or assembling of housing parts the housing being an extrusion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates generally to lighting apparatuses and, more particularly, to a lighting apparatus that emits light.
  • LED lighting apparatuses using LEDs can exhibit a high brightness effect with low power consumption. Therefore, LED lighting apparatuses can be used in a variety of ways, for example, as decorative lights, interior lamps, etc. Particularly, a typical fluorescent lamp LED lighting apparatus, which is configured in such a way that a cylindrical fluorescent cover is coupled to an aluminum main body in which an LED module and a printed circuit board (PCB) are mounted, was introduced.
  • PCB printed circuit board
  • US 2009/284988 A1 refers to a track light assembly includes a low-voltage track.
  • a light module comprises an elongated thermally conductive housing fitted over the track. The housing may also surround the track. The housing preferably forms an elongated channel.
  • An elongated printed circuit board (PCB) is mounted on the thermally conductive housing and carries a plurality of clusters of light emitting diodes (LED's) distributed over the PCB surface.
  • An elongated lens is fitted over the PCB and LED clusters.
  • a track adapter attached to an end portion of the track includes electrically conductive contacts for electrically coupling the conductors in the track housing with contacts on the printed circuit board.
  • a cool running, elongated, linear light module is provided which is adjustably placeable along the length of the track.
  • US 4 861 273 A refers to a low voltage track lighting system includes a flexible power track and one or more light fixtures removably attachable to the track for energization.
  • the track has an elongated support member of an electrical insulating material, the support member being generally I-shaped, defining lateral electrical conductor-receiving channels, the conductors being flat strips extending on-end along the sides of the support member and exposed therealong, the conductor orientation enabling the power track to be bent in a horizontal plane, but not in a vertical plane.
  • Each light fixture includes a power head connector including a two-piece housing including a base member which mounts a pair of contacts and a slide member adapted to slide along the outer surface of the base member and drive the contacts into engagement with the track conductors to mechanically and electrically connect the light fixture to the power track which is electrically connected to a source of power through a transformer module which is hard-wired to the power source or adapted for mounting with an existing recessed light housing and provided with a male socket adapter which is screwed into the lamp socket within the recessed housing.
  • CN 102 192 439 A refers to a light-emitting diode (LED) reflector lamp.
  • the LED reflector lamp comprises lamp holder assemblies, a slide rail and a power input module.
  • Each lamp holder assembly comprises a lamp holder, a rotation structure and a lamp carrier; the rotation structure is connected with the lamp holder and the lamp carrier; the lamp can swing up and down relative to the rotation structure; and the lamp carrier can rotate relative to the rotation structure.
  • the lamp holder assemblies and the power input module can be electrically connected with the slide rail slidably and the lamp holder assemblies and the slide rail can be quickly clamped.
  • the lamp holder rotates relative to the lamp carrier by adjusting the illumination angle of the lamp holder and through the rotation structure, so that the illumination of different areas and angles in the space is realized.
  • a heat radiation seat is protruded outward to form a platy radiating fin to ensure that a large-power LED unit can be arranged in the lamp so that the lamp has large power and the output light has high brightness, and the LED unit arranged in the lamp has low working environment temperature, so that the service lifeof the LED unit is prolonged.
  • US 2006/039168 A1 refers to a modular track luminaire system of the present invention is a modular lighting system which has a lighting unit which is electronically connected to a remote ballast housing by a removable and reattachable insulated cord and plug system, the luminaire unit electrically connected to the ballast housing through the flexible cord and plug system thereby allowing the entire system to be modularized.
  • JP 5 002070 B1 refers to a a slide fasteners, each of which: is interposed between a power supply unit and signal unit provided on an input side, and a powered device provided on an output side; has uniquely shaped elements created by means of a new idea; and forms an input/output line that enables the operation of a powered device by means of the closing action of the slide fastener.
  • an object of the present invention is to provide a lighting apparatus which is configured such that, even if the position of the lighting apparatus is changed, power can still be reliably supplied to the light apparatus, whereby a variety of types of lighting orientations can be realized.
  • the present invention provides a lighting apparatus according to claim 1.
  • the lightning apparatus including: a rail unit; and an electric unit installed on the rail unit so as to be adjustable in position, the electric unit making contact with the rail unit and receiving power from the rail unit.
  • the electric unit may include: a body unit movably coupled to the rail unit; a module unit installed in the body unit; and a power connector making contact with the rail unit and receiving power from the rail unit, the power connector supplying power to the module unit.
  • the module unit may include: a circuit board unit installed in the body unit, the circuit board making contact with the power connector and receiving power from the power connector; a light source unit installed on the circuit board unit, the light source unit emitting light; and a diffuser installed in the body unit, the diffuser diffusing the light emitted from the light source unit.
  • the module unit may include: a circuit board unit installed in the body unit, the circuit board making contact with the power connector and receiving power from the power connector; a connection unit installed on the circuit board unit, the connection unit receiving power from the circuit board unit; and a bracket installed on the body unit so that an external device is coupled to the bracket.
  • the rail unit may include: a guide rail to which the body unit is coupled; and an electrode provided on the guide rail, the electrode making contact with the power connector and supplying power to the power connector.
  • the body unit may include: a module installation body in which the module unit is installed; and a coupling cover coupling the module installation body to the rail unit.
  • the power connector may include: a first connection part electrically connected to the electrode; a second connection part electrically connected to the first connection part; and a third connection part electrically connected to the second connection part, the third connection part passing through the module installation body and being electrically connected to the module unit.
  • the guide rail may have a coupling depression formed in a side surface of the guide rail.
  • the coupling depression may extend along a longitudinal direction of the guide rail.
  • the coupling cover may include: a body coupling part coupled to the module installation body; a first rail coupling part provided in such a way that the first rail coupling part encloses an outer surface of the guide rail; and a second rail coupling part extending and bending from the first rail coupling part, the second rail coupling part being coupled to the coupling depression.
  • the body unit may further include a pressure cover installed on the coupling cover, the pressure cover compressing the first and second rail coupling parts towards the coupling depression.
  • the pressure cover may include: a sliding coupling part slidably coupled to the coupling cover so that the pressure cover can be moved to a pressure position or a pressure release position; and a pressure protrusion protruding towards the first rail coupling part, the pressure protrusion coming into contact with the first rail coupling part in conjunction with sliding movement of the sliding coupling part and compressing the first rail coupling part towards the coupling depression.
  • the electric unit may include: a power supply unit coupled to the rail unit, the power supply unit making contact with the rail unit and receiving power from the rail unit; and a lighting unit connected to the power supply unit so as to be adjustable in angle.
  • the electric unit may include: a first body unit movably coupled to the rail unit; a second body unit rotatably coupled to the first body unit; a module unit installed in the second body unit; and a power connector making contact with the rail unit and receiving power from the rail unit, the power connector supplying the power to the module unit.
  • the power connector may include: a first connection part installed in the first body unit and electrically connected to the rail unit; and a second connection part installed in the second body unit, the second connection part having a first end making slidable contact with the first connection part, and a second end electrically connected to the module unit.
  • the electric unit may include: a body unit movably coupled to the rail unit; a power distribution unit installed on the body unit, the power distribution unit being connected to an external device to supply power to the external device; and a power connector making contact with the rail unit and receiving power from the rail unit, the power connector supplying the power to the power distribution unit.
  • the rail unit may comprise a plurality of rail units.
  • the lighting apparatus may further include a coupler coupling the rail units to each other.
  • the lighting apparatus may further include a power cord unit making contact with the rail unit and supplying power to the rail unit.
  • a plurality of electric units can be installed on a rail unit so as to be adjustable in position, and even if the position of each electric unit is changed, power can be reliably supplied from the rail unit to the electric unit. Therefore, the present invention can be effectively used as lighting apparatus for several places, for instance, a place with a comparatively large area requiring lighting, or a place where intensely bright lighting is required.
  • the present invention can provide a lighting apparatus which not only has a structure in which power can be reliably supplied to the electric unit, but also one that has a stylish and simple appearance. Furthermore, a separate element, such as a wire, is not required for installation of the electric unit so that the problem of interference between the electric unit and the separate element can be avoided, allowing adjustment of the lighting position which can be facilitated and precisely conducted.
  • lighting can be realized such that light is provided to a desired area at a desired angle.
  • the lighting apparatus of the present invention can be easily installed on a target surface without being excessively constrained by the conditions of the target surface.
  • the lighting apparatus can function not only as a lighting apparatus, but also as a means for charging at various positions without being limited to a specific position. Therefore, the lighting apparatus according to the present invention can be more convenient for users.
  • FIG. 1 is a perspective view illustrating a lighting apparatus according to a first embodiment of the present invention.
  • FIG. 2 is an exploded perspective view of the lighting apparatus of FIG. 1 .
  • FIG. 3 is a sectional view taken along line A-A of FIG. 1 .
  • FIG. 4 is a sectional view showing a process of coupling a coupling cover to a guide rail of FIG. 3 .
  • FIG. 5 is a sectional view showing the coupling between the coupling cover and the guide rail of FIG. 4 .
  • FIG. 6 is an exploded perspective view showing the coupling cover and a pressure cover part of the lighting apparatus of FIG. 1 .
  • FIG. 7 is a view illustrating a process of coupling the coupling cover to the pressure cover part of FIG. 6 .
  • FIG. 8 is a view showing the coupling between the coupling cover and the pressure cover part of FIG. 7 .
  • FIG. 9 is a sectional view taken along line B-B of FIG. 1 .
  • FIG. 10 is a sectional view taken along line C-C of FIG. 1 .
  • the lighting apparatus 100 includes a rail unit 110 and an electric unit 150.
  • the rail unit 110 is used for installation, positional adjustment, and power supply of the electric unit 150.
  • the rail unit 110 includes a guide rail 120 and electrodes 130.
  • the guide rail 120 is configured to be fastened to a structure (not shown) on which the lighting apparatus 100 is installed.
  • a structure not shown
  • the lighting apparatus 100 is illustrated as being installed, for instance, on the ceiling of a building, the installation position of the lighting apparatus 100 is not limited to the ceiling of a building, and can be modified in a variety of ways.
  • the lighting apparatus 100 may be installed on other structures such as furniture, walls, floors, etc.
  • the electric unit 150 is removably coupled to the guide rail 120.
  • a coupling depression 121 is formed in each of both side surfaces of the guide rail 120.
  • the coupling depression 121 which is formed in each side surface of the guide rail 120, extends in a longitudinal direction of the guide rail 120.
  • the guide rail 120 that has the coupling depressions 121 in both side surfaces thereof, generally has an "I"-shaped cross-section.
  • the guide rail 120 is made of non-conductive material
  • the electrodes 130 are installed on the guide rail 120.
  • the electrodes 130 are disposed in the respective coupling depressions 121 which are formed in the side surfaces of the guide rail 120.
  • Each electrode 130 extends in the longitudinal direction of the guide rail 120 to a length corresponding to that of the guide rail 120.
  • the electrodes 130 are electrically connected to an external power supply (not shown) so that electric power is supplied to the electrodes 130.
  • the electrodes 130 are brought into contact with and are electrically connected to power connectors 180 of the electric unit 150 which will be explained herein (vida infra).
  • the electrodes 130 function to supply power to the electric unit 150 which is removably coupled to the rail unit 110.
  • each electrode 130 is a metal plate made of aluminum.
  • the electric unit 150 is installed on the rail unit 110 so as to be adjustable in position in the longitudinal direction of the rail unit 110.
  • the electric unit 150 is brought into contact with the rail unit 110, specifically, with the electrodes 130 so that electricity can be supplied to the electric unit 150.
  • the electric unit 150 includes a body unit 160, a module unit 170 and the power connectors 180.
  • the body unit 160 is removably coupled to the rail unit 110.
  • the body unit 160 is made of non-conductive material and includes a module installation body 161 and coupling covers 165.
  • the module unit 170 is installed in the module installation body 161.
  • a board mounting part 162 is formed in the module installation body 161 so that a circuit board unit 171 of the module unit 170 is installed in the board mounting part 162.
  • the coupling covers 165 removably couple the module installation body 161 to the rail unit 110.
  • the coupling covers 165 are coupled to respective opposite ends of the module installation body 161 with respect to the longitudinal direction and are removably coupled to the rail unit 110.
  • Each coupling cover 165 includes a body coupling part 166, a first rail coupling part 167 and second rail coupling parts 168.
  • the body coupling parts 166 of the coupling covers 165 are coupled to the respective opposite ends of the module installation body 161 with respect to the longitudinal direction.
  • Each body coupling part 166 is coupled to the module installation body 161 by inserting a fitting protrusion (not designated by reference numeral) into a fitting hole (not designated by reference numeral) which are respectively provided in the body coupling part 166 and the module installation body 161, whereby each coupling cover 165 can be coupled to the module installation body 161.
  • the first rail coupling part 167 is configured in such a way that it encloses the guide rail 120.
  • the second rail coupling parts 168 are bent from the first rail coupling part 167 towards the side surfaces of the guide rail 120, and are coupled to the respective coupling depressions 121.
  • the coupling cover 165 engages with the guide rail 120 in such a way that the coupling cover 165 covers the outer surface of the guide rail 120, whereby the coupling cover 165 and the guide rail 120 are removably coupled to each other.
  • the coupling cover 165 can be prevented from being undesirably removed from the guide rail 120.
  • the coupling cover 165 having the above-mentioned construction, is coupled to the module installation body 161 using the body coupling part 166, and is coupled to the guide rail 120 using the first and second rail coupling parts 167 and 168, whereby the body unit 160, including the module installation body 161, can be removably coupled to the rail unit 110.
  • the coupling cover 165 is preferably made of elastic material. As shown in FIG. 4 , the coupling cover 165 can be fitted over the guide rail 120 in such a way that the interval space of the first rail coupling part 167 is elastically widened. As shown in FIG. 5 , the removable coupling of the coupling cover 165 to the guide rail 120 is completed when the first rail coupling part 167, which had been widened, is returned to its original state by its own elasticity.
  • the body unit 160 and the electric unit 150 can be removably coupled to the rail unit 110.
  • the electric unit 150 which is removably coupled to the rail unit 110, can be adjusted in position along the longitudinal direction of the rail unit 110. That is, the electric unit 150, which has been installed on the rail unit 110 at a predetermined position with respect to the longitudinal direction of the rail unit 110, can be removed from the rail unit 110 and re-installed on the rail unit 110 at an alternate position.
  • the body unit 160 further includes a pressure cover 155.
  • the pressure cover 155 is installed on the coupling cover 165 so as to press the first and second rail coupling parts 167 and 168 towards the coupling depressions 121.
  • the pressure cover 155 includes a sliding coupling part 156 and a pressure protrusion 157.
  • the sliding coupling part 156 is slidably coupled to the coupling cover 165 so that the pressure cover 155 can be movably coupled to the coupling cover 165.
  • the pressure cover 155 can move to a pressure position at which the first and second rail coupling parts 167 and 168 are pressed towards the coupling depressions 121, or to a release position at which the first and second rail coupling parts 167 and 168, which have been pressed, are released.
  • the pressure protrusion 157 is provided in the pressure cover 155 in such a way that the pressure protrusion 157 protrudes towards the first rail coupling part 167.
  • the pressure protrusion 157 is moved to the pressure position or the release position in conjunction with sliding movement of the sliding coupling part 156.
  • the pressure protrusion 157 moves to the pressure position, it makes contact with the first rail coupling part 167, thus pressing the first rail coupling part 167 towards the coupling depressions 121.
  • a sliding depression 165a is formed in a portion of the first rail coupling part 167 that makes contact with the pressure protrusion 157, whereby the pressure protrusion 157 can smoothly slide on the first rail coupling part 167. That is, the pressure protrusion 157 can smoothly move in the sliding depression 165a in conjunction with the sliding of the pressure cover 155, so that the first rail coupling part 167 can be more smoothly pressed towards the coupling depressions 121. Furthermore, the pressure protrusion 157, which presses the first rail coupling part 167, is seated into the locking groove 165b which is formed in an end of the sliding depression 165a, thus locking the pressure cover 155 to the coupling cover 165.
  • the first and second rail coupling parts 167 and 168 are pressed towards the coupling depressions 121, whereby the coupling between the coupling cover 165 and the guide rail 120 become more reliable.
  • the module unit 170 is installed in the module installation body 161 of the body unit 160.
  • the module unit 170 includes the circuit board unit 171, a light source unit 173 and a diffuser 175.
  • the circuit board unit 171 is installed in the module installation body 161.
  • the circuit board unit 171 includes a PCB. Different kinds of circuit components are mounted to the circuit board unit 171 so as to drive the light source unit 173 that is installed on the circuit board unit 171.
  • the circuit board unit 171 is brought into contact with and is electrically connected to the power connectors 180 which protrude towards the circuit board unit 171 from the board mounting part 162, so that power for driving the light source unit 173 is supplied to the circuit board unit 171 through the power connectors 180 (refer to FIG. 10 ).
  • the light source unit 173 is installed on the circuit board unit 171 and emits light.
  • the light source unit 173 includes at least one light emitting body.
  • the light emitting body of the light source unit 173 is either an LED or an OLED.
  • the diffuser 175 is installed in the module installation body 161 in such a way that the light source unit 173 installed in the module installation body 161 is disposed inside the diffuser 175.
  • the diffuser 175 functions to diffuse light emitted from the light source unit 173.
  • the electric unit according to this embodiment may further include heat dissipation members 190.
  • the heat dissipation members 190 are installed in the module installation body 161 of the body unit 160 in such a way that the heat dissipation members 190 are inserted into respective heat dissipation member installation spaces 163 which are formed in side portions of the module installation body 161.
  • each heat dissipation member 190 extends a predetermined length in the longitudinal direction of the electric unit 150 and is made of a metal, such as aluminum, which has high thermal conductivity.
  • the heat dissipation members 190 function to dissipate heat generated from the module unit 170, thus preventing the light source unit 173 from deteriorating due to heat.
  • Heat dissipation parts 164 are further formed on the body unit 160 at positions adjacent to the heat dissipation members 190 and the heat dissipation member installation spaces 163. Each heat dissipation part 164 functions to increase a surface area of the body unit 160, which makes contact with the outside air, so that the heat dissipation effect of the corresponding heat dissipation member 190 can be further enhanced.
  • the heat dissipation parts 164 are illustrated as being configured in such a way that protrusions are provided on the outer surface of the module installation body 161.
  • the heat dissipation parts 164 may be configured in such a way that holes (not shown) are formed in the module installation body 161.
  • the electric unit 150 may further include a coupling part 195.
  • the coupling part 195 functions to reliably couple the coupling cover 165 to the module installation body 161.
  • the power connectors 180 are installed in the body unit 160.
  • the power connectors 180 make contact with the respective electrodes 130 of the rail unit 110 and transmit power from the electrodes 130 to the module unit 170.
  • Each power connector 180 includes a first connection part 181, a second connection part 183 and a third connection part 185.
  • the first connection part 181 is electrically connected to the corresponding electrode 130.
  • the first connection part 181 is electrically connected to the electrode 130 in such a way that the first connection part 181 makes contact with the electrode 130.
  • the first connection part 181 extends from the second connection part 183 such that the first and second connection parts 181 and 183 are electrically connected to each other.
  • the first connection part 181 is bent from the second connection part 183.
  • the first connection part 181 which has a bent structure, applies elastic force to the power connector 180 so that the first connection part 181 is brought into close contact with the electrode 130.
  • the first connection part 181 is brought into close contact with the electrode 130 by the elastic force applied to the power connector 180.
  • the third connection part 185 is electrically connected to the second connection part 183.
  • the third connection part 185 is inserted into and coupled to the board mounting part 162.
  • the third connection part 185 is disposed in the board mounting part 162 of the module installation body 161 and is exposed to the outside from the board mounting part 162 towards the circuit board unit 171.
  • the third connection part 185 comes into contact with the circuit board unit 171 of the module unit 170, thus making electrical connection to the circuit board unit 171.
  • the coupling cover 165 has support depressed parts 169 in the inner surface thereof. That is, the support depressed parts 169 are formed in the coupling cover 165, specifically, in the first and second rail coupling parts 167 and 168, such that portions of the power connectors 180 are disposed in the respective support depressed parts 165.
  • Each support depressed part 169 receives a portion of the corresponding power connector 180 therein and thus fixes the position of the power connector 180. Furthermore, the support depressed part 169 supports the power connector 180 such that the first connection part 181 is brought into close contact with the electrode 130, thus making the electrical connection between the power connector 180 and the electrode 130 via the first connection part 181 more reliable.
  • the first through third connection parts 181, 183, and 185 are made of copper and are integrally formed into a single body.
  • the power connector 180 including the first through third connection parts 181, 183, and 185, generally has an "L" shape.
  • the power connector 180 receives power from the electrode 130 and transmits it to the module unit 170.
  • the power connector 180 having the above-mentioned structure, functions to make it possible to supply power to the module unit 170 regardless of variation in position of the electric unit 150 by coupling the rail unit 110 to the electric unit 150.
  • a bent part 187 is formed on an end of the first connection part 181, which makes contact with the electrode 130.
  • the bent part 187 is bent from the end of the first connection part 181 and extends a predetermined length.
  • the bent part 187 restricts the power connector 180 from being expanded by heat generated from the module unit 170, or heat generated by making contact between the power connector 180 and the electrode 130.
  • a plurality of power connectors 180 may be provided in the electric unit 150 with respect to the longitudinal direction of the electric unit 150.
  • the two power connectors 180 may be arranged in the longitudinal direction of the electric unit 150 at positions spaced apart from each other by a predetermined distance.
  • FIGS. 11 and 12 are views showing examples of the lighting apparatus in use according to the first embodiment of the present invention.
  • FIG. 13 is a view showing another example of the lighting apparatus in use according to the first embodiment of the present invention.
  • the rail unit 110 is installed on a structure such as a ceiling of a building, and the electric unit 150 is installed on the rail unit 110 so as to be adjustable in position with respect to the longitudinal direction of the rail unit 110.
  • the installation position of the electric unit 150 can be varied with respect to the longitudinal direction of the rail unit 110. Therefore, a user can easily change the position of the electric unit 150 to a place where lighting is required.
  • the supply of power to the electric unit 150 is realized by the following connection structure.
  • power supplied from the external power supply (not shown) is supplied to the electrodes 130 through electric wires (not shown) that connect the external power supply to the electrodes 130.
  • Power supplied to the electrodes 130 is applied to the power connectors 180 which are brought into contact with the electrodes 130 and are electrically connected to the electrodes 130.
  • the power connectors 180 are electrically connected to the electrodes 130 in such a way that the first connection parts 181 make contact with the respective electrodes 130. By this connection between each first connection part 181 and the corresponding electrode 130, the power connectors 180 can receive power from the electrodes 130 at any position of the rail unit 110 where the electrodes 130 are installed.
  • Power is transmitted from the power connectors 180 to the module unit 170, which is electrically connected to the power connectors 180 in such a way that the third connection parts 185 make contact with the circuit board unit 171.
  • the module unit 170 which receives power from the power connectors 180 in the above-mentioned manner, can effectively embody lighting with the power being reliably supplied to the module unit 170 regardless of variation in the position of the electric unit 150.
  • a plurality of electric units 150 may be arranged in the longitudinal direction of the rail unit 110.
  • Each electric unit 150 is installed on the rail unit 110 so as to be adjustable in position, and power can be supplied from the rail unit 110 to the electric unit 150 by electrical connection between the electrodes 130 and the power connectors 180.
  • the electric units 150 are respectively disposed at a plurality of places where lighting is required, so that lighting can be realized in each place.
  • the lighting apparatus 100 may be configured such that two or more electric units 150 are arranged close to each other in a place where bright lighting is required. In this way, brighter lighting can be provided to a desired place.
  • Several electric units 150, which are arranged close to each other, may be coupled to each other in such a way that the electric units 150 are brought into close contact with each other so that lighting can be continuously formed, in other words, can be continuously extended without interruption, thus enhancing the lighting effect.
  • the light apparatus 100 may be configured in such a way that a plurality of electric units 150 are arranged in a lateral direction of the rail unit 110.
  • the light apparatus 100 not only can achieve the purpose of providing brighter lighting to a desired place but can also embody a surface light source structure that diffuses light into a surface form.
  • each of the electric units 150 can be adjusted in position on the corresponding rail unit 110, and power can be reliably supplied from the rail unit 110 to the electric unit 150. Therefore, the present invention can be effectively used as lighting for several places, such as a place with a comparatively large area, or a place where intensely bright lighting is required.
  • power is supplied to the electric unit 150 by electrical connection between the electrodes 130 and the power connectors 180 which are not exposed to the outside. Therefore, power can be reliably supplied to the electric unit 150 without using a separate wire for supply of power to the electric unit 150.
  • the present invention can provide the lighting apparatus 100 which not only has a structure in which power can be reliably supplied to the electric unit 150, but which also has a stylish and simple appearance. Furthermore, a separate element such as a wire is not required in the installation of the electric unit 150 so that a potential problem of interference between the electric unit 150 and the separate element can be avoided, allowing adjustment of the position of lighting can be facilitated and precisely conducted.
  • FIG. 14 is a side view illustrating a lighting apparatus according to a second embodiment of the present invention.
  • FIG. 15 is a side view illustrating a lighting apparatus according to a third embodiment of the present invention.
  • FIG. 16 is a perspective view illustrating a lighting apparatus according to a fourth embodiment of the present invention.
  • FIG. 17 is a sectional view taken along line D-D of FIG. 16 .
  • FIG. 18 is a schematic perspective view showing a lighting apparatus according to a fifth embodiment of the present invention.
  • FIG. 19 is a sectional view taken along line E-E of FIG. 18 .
  • FIG. 20 is a view showing an example of a use of the lighting apparatus according to the fifth embodiment of the present invention.
  • FIG. 20 is a view showing an example of a use of the lighting apparatus according to the fifth embodiment of the present invention.
  • FIG. 21 is a view showing another example of use of the lighting apparatus according to the fifth embodiment of the present invention.
  • FIG. 22 is a perspective view showing a lighting apparatus according to a sixth embodiment of the present invention.
  • FIG. 23 is a perspective view showing a lighting apparatus according to a seventh embodiment of the present invention.
  • FIG. 24 is a perspective view showing a lighting apparatus according to an eighth embodiment of the present invention.
  • FIG. 25 is a perspective view showing a lighting apparatus according to a ninth embodiment of the present invention.
  • FIG. 26 is a perspective view showing a lighting apparatus according to a tenth embodiment of the present invention.
  • the lighting apparatus 200 includes a rail unit 210 and an electric unit 250.
  • the rail unit 210 includes a guide rail 220 and electrodes 230.
  • the electrodes 230 are installed on the guide rail 220, in more detail, under a lower surface of the guide rail 220.
  • Each electrode 230 extends in a longitudinal direction of the guide rail 220 to have a length corresponding to that of the guide rail 220.
  • the electrodes 230 are electrically connected to an external power supply (not shown) so that power is supplied from the external power supply to the electrodes 230.
  • the electric unit 250 includes a body unit 260, a module unit 170, and power connectors 280.
  • the body unit 260 is removable and movably coupled to the rail unit 210.
  • the power connectors 280 are installed on the body unit 260, in more detail, on an upper surface of the body unit 260 that faces the lower surface of the guide rail 220.
  • the power connectors 280 come into contact with the respective electrodes 230 with respect to a vertical orientation, receive power from the electrodes 230, and supply the power to the module unit 170.
  • An elastic force application structure of the power connectors 280 and an electrical connection structure between the power connectors 280 and the module unit 170 are almost the same as those of the power connectors (180; refer to FIG. 10 ) of the first embodiment. Therefore, further explanation is deemed unnecessary.
  • the connection between the power connectors 280 and the electrodes 230 are more reliable. Thereby, supply of electricity to the electric unit 250 is more reliably embodied.
  • an end of the guide rail 220 has an arrowhead shape which is pointed towards the body unit 260.
  • the locking protrusion 261 is configured such that it can be elastically bent towards the inside of the body unit 260 by a pressing force which is applied to the locking protrusion 261 from the guide rail 220 which is being inserted into the body unit 260.
  • the locking protrusion 261 catches the guide rail 220, whereby the insertion of the guide rail 220 in the body unit 260 is reliably maintained.
  • the electric unit 250 can be installed on the rail unit 210 so as to be adjustable in position with respect to the longitudinal direction of the rail unit 210.
  • the lighting apparatus 300 includes a rail unit 210 and an electric unit 350.
  • the electric unit 350 includes a body unit 260, a module unit 370 and a power connector 280.
  • the module unit 370 includes a circuit board unit 171, a connection unit 373 and a bracket 375.
  • connection unit 373 is installed on the circuit board unit 171 and is electrically connected to the circuit board unit 171, which is electrically connected to the power connector 280 so that power can be supplied to the connection unit 373 through the circuit board unit 171.
  • the connection unit 373 is electrically connected to an external device (not shown), which is installed on the bracket 375, thus supplying power to the external device.
  • the bracket 375 is installed on a module installation body 161 and a coupling cover 165 of the body unit 260.
  • Different kinds of external devices such as sensors or small cameras can be installed on the bracket 375.
  • Such external devices that are installed on the bracket 375 are electrically connected to the connection unit 373 through a connection member such as a cable and are able to be operated by power supplied through the connection unit 373.
  • a lighting apparatus 400 includes a rail unit 110 and an electric unit 450.
  • the electric unit 450 includes a power supply unit 450a and a lighting unit 450b.
  • the power supply unit 450a is coupled to the rail unit 110 and is brought into contact with the rail unit 110 so that power can be supplied from the rail unit 110 to the power supply unit 450a.
  • the power supply unit 450a includes a body unit 460a, a module unit 470a, and power connectors 180.
  • the body unit 460a includes a module installation body 461a, a coupling cover 165, and a pressure cover 155.
  • the module installation body 461a is provided to receive the module unit 470a therein.
  • a first opening hole 463a is formed in a side surface of the module unit 470a.
  • the module unit 470a is installed in the module installation body 461a.
  • the module unit 470a provided in the module installation body 461a, is electrically connected to the power connector 180.
  • the module unit 470a is illustrated as having a structure including a circuit board unit 171 therein. In another example, the module unit 470a may be electrically connected to the power connector 180 without including the circuit board unit 171.
  • a wire 40 is electrically connected to the module unit 470a.
  • the wire 40 is connected at a first end thereof to the module unit 470a and extends to the outside of the body unit 460a through the first opening hole 463a.
  • a second end of the wire 40 which extends out of the body unit 460a is electrically connected to the lighting unit 450b which will be explained vida infra.
  • the electric unit 450 of this embodiment further includes a connection bracket 450c.
  • the connection bracket 450c functions to connect the lighting unit 450b to the power supply unit 450a so as to be adjustable at an angle.
  • the connection bracket 450c is illustrated as being configured in such a way that it extends a predetermined length from the body unit 460a to the lighting unit 450b.
  • the lighting unit 450b is connected to the power supply unit 450a so as to be adjustable at an angle.
  • the lighting unit 450b includes a body unit 460b and a module unit 470b.
  • the body unit 460b is provided to receive the module unit 470b therein.
  • the body unit 460b is rotatably coupled to the connection bracket 450c, whereby the body unit 460b can be adjusted at an angle with respect to the power supply unit 450a.
  • a second opening hole 463b is formed in a side surface of the body unit 460b.
  • the module unit 470b is disposed in the body unit 460b.
  • the module unit 470b is illustrated as including a circuit board unit 171, a light source unit 173 and a diffuser 475.
  • the module unit 470b is electrically connected to the power supply unit 450a in such a way that the wire 40 that extends into the body unit 460b through the second opening hole 463b is electrically connected to the circuit board unit 171.
  • the angle of the lighting unit 450b can be adjusted such that it is oriented towards an area where lighting is required, thus providing light to the desired area.
  • the lighting apparatus 400 of this embodiment including the electric unit 450 because the lighting unit 450b can be adjusted in position with respect to the longitudinal direction of the rail unit 110 and be adjusted at an angle based on the rail unit 110, lighting can be realized such that light is provided to a desired area at a desired angle.
  • the lighting apparatus 500 includes a rail unit 110 and an electric unit 550.
  • the electric unit 550 includes a first body unit 560a, a second body unit 560b, a module unit 170, and a power connector 580.
  • the first body unit 560a is movably coupled to the rail unit 110.
  • the first body unit 560a includes a first rail coupling part 567 and second rail coupling part 568.
  • the first rail coupling part 567 is configured in such a way that it encloses the guide rail 120.
  • the second rail coupling part 568 is bent from the first rail coupling part 567 towards the side surfaces of the guide rail 120, and are coupled to the respective coupling depressions 121.
  • the first body unit 560a engages with the guide rail 120 in such a way that the first body unit 560a covers the outer surface of the guide rail 120, whereby the first body unit 560a and the guide rail 120 are removably coupled to each other.
  • the second rail coupling part 568 is inserted into the respective coupling depressions 121, the first body unit 560a can be prevented from being undesirably removed from the guide rail 120.
  • the first body unit 560a having the above-mentioned construction is coupled to the guide rail 120 using the first and second rail coupling parts 567 and 568, whereby the second body unit 560b and the electric unit 550, including the second body unit 560b, can be removably coupled to the rail unit 110.
  • the second body unit 560b is rotatably coupled to the first body unit 560a.
  • the second body unit 560b includes a module installation body 561 in which the module unit 170 is installed.
  • a rotating coupling protrusion 565a is provided on the first body unit 560a, and a rotating coupling groove 565b is formed in the second body unit 560b.
  • the rotating coupling protrusion 565a is rotatably inserted into the rotating coupling groove 565b so that the second body unit 560b can be rotatably coupled to the first body unit 560a.
  • the power connectors 580 make contact with the rail unit 110 and transmit power from the rail unit 110 to the module unit 170.
  • Each power connector 580 includes a first connection part 580a and a second connection part 580b.
  • the first connection part 580a of each power connector 580 is installed in the first body unit 560a and is electrically connected to the corresponding electrode 130.
  • the first connection part 580a has a shape similar to that of the power connector (180; refer to FIG. 10 ) of the first embodiment of the present invention.
  • the first connection part 580a is disposed in the first body unit 560a in such a way that a first end of the first connection part 580a makes contact with the electrode 130, and a second end of the first connection part 580a is exposed to the outside from the first body unit 560a.
  • the second connection parts 580b are installed in the second body unit 560b. A first end of each second connection part 580b makes slidable contact with the corresponding first connection part 580a. A second end of the second connection part 580b is electrically connected to the module unit 170.
  • the second end of the first connection part 580a is illustrated as being bent.
  • the bent second end of the first connection part 580a provides an elastic force that enables the first connection part 580a to make close contact with the second connection part 580b.
  • the first connection part 580a and the second connection part 580b can be brought into close contact with each other by the elastic force provided by the first connection part 580a.
  • the second body unit 560b is removably coupled to the first body unit 560a by the removable coupling between the rotating coupling protrusion 565a and the rotating coupling groove 565b. Furthermore, the second body unit 560b may be separated from the first body unit 560a and disposed at a position spaced apart from the first body unit 560a by a predetermined distance.
  • the second body unit 560b can be rotated on the first body unit 560a so that the orientation of the second body unit 560b can be adjusted.
  • the position of the electric unit 550 can be changed in the longitudinal direction of the rail unit 110, and the orientation of the electric unit 550 can be changed in a predetermined direction, whereby the orientation and position of lighting can be easily adjusted.
  • the lighting apparatus 500 of this embodiment may be configured such that a plurality of electric units 550 are arranged in the longitudinal direction of the rail unit 110. In this case, because the orientation and position of lighting of each electric unit 550 can be adjusted without restriction, the degree of freedom in the expression of lighting can be enhanced.
  • the lighting apparatus 500 may be configured such that a plurality of electric units 550 are movably provided on the rail unit 110 and are connected to each other by connectors 50.
  • the electric units 550 can be folded onto each other or stretched out by pushing or pulling any one of the electric units 550 in the longitudinal direction of the rail unit 110.
  • the lighting apparatus 600 further includes a power cord unit 650.
  • the power cord unit 650 makes contact with the rail unit 110 and supplies power to the rail unit 110.
  • the power cord unit 650 includes a body unit 660, a module unit 170, and a power connector (180; refer to FIG. 10 ).
  • the body unit 660 includes a coupling cover 165 and a pressure cover 155. Detailed explanation of the construction of the coupling cover 165 and the pressure cover 155 will be omitted because it is the same as that of the first embodiment.
  • the body unit 660 is removably coupled to the rail unit 110, whereby the power cord unit 650 can also be removably installed on the rail unit 110.
  • the module unit 170 includes a circuit board unit 171, which is installed in the coupling cover 165.
  • a wire 60 which is connected to an external power supply (not shown), is electrically connected to the circuit board unit 171.
  • the external power supply is illustrated as being a switching mode power supply (hereinafter referred to as an 'SMPS').
  • the SMPS may be provided outside the lighting apparatus 600 as an external power supply or, alternatively, it may be provided in a way that it is installed inside the power cord unit 650.
  • power supplied from the external power supply through the wire 60 is applied to the rail unit 110 through the power connectors 180 which electrically connect the circuit board unit 171 to the rail unit 110.
  • the lighting apparatus 600 having the power cord unit 650, which can be removably installed on the rail unit 110, power can be reliably supplied to the rail unit 110 merely by installing the power cord unit 650 on the rail unit 110.
  • the lighting apparatus 700 further includes a power supply unit 750 and a power cord unit 650.
  • the power supply unit 750 is coupled to the rail unit 110, receives power from an external power supply (not shown) through a wire 70, and supplies the power to the rail unit 110.
  • the general construction of the power supply unit 750 of the seventh embodiment is essentially the same as that of the power supply unit 450a.
  • the detailed construction of the power supply unit 750 can be easily embodied based on the power supply unit 450a of the fourth embodiment by those skilled in this art; therefore, further explanation will be omitted.
  • the power cord unit 650 receives power from the power supply unit 750 through the wire 75 that is electrically connected to the power supply unit 750. Further, the power cord unit 650 is coupled to another rail unit 110, which is separated from the rail unit 110 that is provided with the power supply unit 750, thus supplying power to the separate rail unit 110.
  • the power cord unit 650 may be configured in such a way that an SMPS (not shown) is installed in the power cord unit 650.
  • SMPS not shown
  • a plurality of power cord units 650 which are installed on the rail units 110 can be electrically connected in parallel to each other.
  • the lighting apparatus 800 includes a rail unit 810 and an electric unit 150.
  • This embodiment is illustrated as being configured such that a plurality of rail units 810 are provided and separated from each other.
  • this embodiment can be used in such a way that rail units 810 are arranged at positions spaced apart from each other.
  • the electric unit 150 may be coupled to the adjacent rail units 810, which are spaced apart from each other by a predetermined distance, in such a way that one end of the electric unit 150 is coupled to one of the adjacent rail units 810 and the other end thereof is coupled to the other rail unit 810.
  • the lighting apparatus 800 according to the eighth embodiment of the present invention can be easily installed on a target surface. Moreover, even if a target surface is uneven, the lighting apparatus 800 can be easily installed on the target surface.
  • the lighting apparatus 900 further includes a coupler 940.
  • the coupler 940 functions to couple a plurality of rail units 110 to each other.
  • the rail units 110 are illustrated as being inserted into the corresponding couplers 940 so that the rail units 110 are connected to each other by the couplers 940.
  • the coupler 940 may connect the rail units 110 to each other in the longitudinal direction of the rail units 110.
  • the coupler 940 may connect the rail units 110 to each other in a direction in which the rail units 110 cross each other.
  • the direction in which the rail units 110 are connected to each other is determined depending on positions at which insert holes 945 are formed in the coupler 940 such that the rail units 110 can be inserted into the coupler 940 through the insert holes 945.
  • the coupler 940 may be made of conductive material or, alternatively, it may be made of nonconductive material. In the case where the coupler 940 is made of conductive material, a plurality of rail units 110 can be electrically connected to each other by the coupler 940. If the coupler 940 is made of nonconductive material, the rail units 110 which are connected to each other by the coupler 940 can be electrically insulated from each other.
  • the coupler 940 can reliably couple the rail units 110 to each other so that the entire length of the lighting apparatus 900 can be optionally extended.
  • the rail units 110 can be connected to each other in a variety of shapes including not only a linear shape, but also a bent shape, whereby the degree of freedom of installation of the lighting apparatus 900 can be enhanced.
  • the lighting apparatus 1000 includes a rail unit 110 and an electric unit 1050.
  • the electric unit 1050 includes a body unit 1060, a power distribution unit 1070 and a power connector 180.
  • the body unit 1060 is movably coupled to the rail unit 110.
  • the structure of coupling the body unit 1060 to the rail unit 110 and the structure of electrically connecting the body unit 1060 to the rail unit 110 through the power connector 180 are the same as those of the body unit (160; refer to FIG. 10 ) and the power connector (180; refer to FIG. 10 ) of the first embodiment; therefore, further explanation will be omitted.
  • the power distribution unit 1070 is installed on the body unit 160 and supplies power to an external device (not shown).
  • the power distribution unit 1070 is electrically connected to the power connector 180, which makes contact with the rail unit 110 and receives power from the rail unit 110, so that power is supplied from the power connector 180 to the power distribution unit 1070.
  • the power distribution unit 1070 having the above-mentioned construction may be configured to have a socket, a USB terminal, etc.
  • the power distribution unit 1070 is electrically connected to an external device in such a way that the external device is directly coupled to the power distribution unit 1070 or coupled thereto by a connection wire. In this way, the power distribution unit 1070 can supply power to various types of external devices such as other lighting apparatuses, sensors, small cameras, etc.
  • the lighting apparatus 1000 in the lighting apparatus 1000 according to this embodiment including the power distribution unit 1070, by virtue of the electric unit 1050 which can be moved to various positions along the rail unit 110, the lighting apparatus 1000 can function not only as a lighting apparatus, but also as a charging means at various positions without being limited to a specific position. Therefore, the lighting apparatus 1000 according to this embodiment can be more convenient for users.

Claims (7)

  1. Beleuchtungsvorrichtung, die Folgendes umfasst:
    eine Schieneneinheit (110, 210); und
    eine elektrische Einheit (150, 350), die an der Schieneneinheit (110, 210) so installiert ist, dass sie in ihrer Position einstellbar ist, wobei die elektrische Einheit (150, 350) mit der Schieneneinheit (110, 210) Kontakt herstellt und Leistung von der Schieneneinheit (110, 210) empfängt, wobei die elektrische Einheit (150, 350) Folgendes umfasst:
    eine Körpereinheit (160, 260), die mit der Schieneneinheit (110, 210) beweglich gekoppelt ist und aus einem nicht leitfähigen Material hergestellt ist;
    eine Moduleinheit (170, 370), die in der Körpereinheit (160, 260) installiert ist; und
    ein Leistungsverbindungselement (180, 280), das mit der Schieneneinheit (110, 210) Kontakt herstellt und Leistung von der Schieneneinheit (110, 210) empfängt, wobei das Leistungsverbindungselement (180, 280) der Moduleinheit (170, 370) Leistung zuführt, wobei die Schieneneinheit (110, 210) Folgendes umfasst:
    eine Führungsschiene (120, 220), mit der die Körpereinheit (160, 260) gekoppelt ist;
    eine Elektrode (130, 230), die bei der Führungsschiene (120, 220) vorgesehen ist, wobei die Elektrode (130, 230) mit dem Leistungsverbindungselement (180, 280) Kontakt herstellt und dem Leistungsverbindungselement (180, 280) Leistung zuführt; und
    eine Kopplungsrinne (121) in einer Seitenfläche der Führungsschiene (120, 220), die entlang einer Längsrichtung der Führungsschiene (120, 220) verläuft,
    wobei die Körpereinheit (160, 260) Folgendes umfasst:
    einen Moduleinbaukörper (161, 361), in den die Moduleinheit (170, 370) installiert ist;
    eine Kopplungsabdeckung (165), die den Moduleinbaukörper (161, 361) mit der Schieneneinheit (110, 210) koppelt, die ein Körperkopplungsbauteil (166), das mit dem Moduleinbaukörper (161, 361) gekoppelt ist, ein erstes Schienenkopplungsbauteil (167), das so vorgesehen ist, dass das erste Schienenkopplungsbauteil (167) eine äußere Oberfläche der Führungsschiene (120, 220) umschließt, und ein zweites Schienenkopplungsbauteil (168), das sich von dem ersten Schienenkopplungsbauteil (167) erstreckt und krümmt, umfasst, wobei das zweite Schienenkopplungsbauteil (168) mit der Kopplungsrinne (121) gekoppelt ist; und
    eine Druckabdeckung (155), die bei der Kopplungsabdeckung (165) so installiert ist, dass das erste und das zweite Schienenkopplungsbauteil (167, 168) in Richtung der Kopplungsrinne (121) gedrückt werden,
    wobei die Druckabdeckung (155) ein gleitfähiges Kopplungsbauteil (156), das mit der Kopplungsabdeckung (165) in einer Längsrichtung der Schieneneinheit (110, 210) gleitfähig so gekoppelt ist, dass die Druckabdeckung (155) in eine Druckposition oder in eine Druckabbauposition bewegt werden kann; und einen Druckvorsprung (157), der in Richtung des ersten Schienenkopplungsbauteils (167) vorsteht, umfasst, wobei der Druckvorsprung (157) in Verbindung mit einer Gleitbewegung des gleitfähigen Kopplungsbauteils (156) mit dem ersten Schienenkopplungsbauteil (167) in Kontakt kommt und das erste Schienenkopplungsbauteil (167) in Richtung der Kopplungsrinne (121) zusammendrückt.
  2. Beleuchtungsvorrichtung nach Anspruch 1, wobei die Moduleinheit (170) Folgendes umfasst:
    eine Leiterplatteneinheit (171), die in der Körpereinheit (160) installiert ist, wobei die Leiterplatte (171) mit dem Leistungsverbindungselement (180) Kontakt herstellt und von dem Leistungsverbindungselement (180) Leistung empfängt;
    eine Lichtquelleneinheit (173), die an der Leiterplatteneinheit (171) installiert ist, wobei die Lichtquelleneinheit (173) Licht ausstrahlt; und
    ein Diffusorelement (175), das in die Körpereinheit (160) installiert ist, wobei das Diffusorelement (175) das Licht streut, das von der Lichtquelleneinheit (173) ausgestrahlt wird.
  3. Beleuchtungsvorrichtung nach Anspruch 1, wobei die Moduleinheit (370) Folgendes umfasst:
    eine Leiterplatteneinheit (171), die in der Körpereinheit (260) installiert ist, wobei die Leiterplatteneinheit (171) mit dem Leistungsverbindungselement (280) Kontakt herstellt und von dem Leistungsverbindungselement (280) Leistung empfängt;
    eine Verbindungseinheit (373), die an der Leiterplatteneinheit (371) installiert ist, wobei die Verbindungseinheit (373) von der Leiterplatteneinheit (171) Leistung empfängt; und
    eine Halterung (375), die bei der Körpereinheit (260) installiert ist, um eine externe Vorrichtung mit der Halterung (375) zu koppeln.
  4. Beleuchtungsvorrichtung nach einem der Ansprüche 1 bis 3, wobei das Leistungsverbindungselement (180, 280) Folgendes umfasst:
    ein erstes Verbindungsbauteil (181), das mit der Elektrode (130, 230) elektrisch verbunden ist;
    ein zweites Verbindungsbauteil (183), das mit dem ersten Verbindungsbauteil (181) elektrisch verbunden ist; und
    ein drittes Verbindungsbauteil (185), das sich von dem zweiten Verbindungsbauteil (183) für eine elektrische Verbindung mit dem zweiten Verbindungsbauteil (183) erstreckt, wobei das dritte Verbindungsbauteil (185) durch den Moduleinbaukörper (161, 361) verläuft und mit der Moduleinheit (170, 370) elektrisch verbunden ist.
  5. Beleuchtungsvorrichtung nach einem der Ansprüche 1 bis 4, wobei die elektrische Einheit (150, 350) Folgendes umfasst:
    eine Leistungsversorgungseinheit (450a), die mit der Schieneneinheit (110, 210) gekoppelt ist, wobei die Leistungsversorgungseinheit (450a) mit der Schieneneinheit (110, 210) Kontakt herstellt und von der Schieneneinheit (110, 210) Leistung empfängt; und
    eine Beleuchtungseinheit (450b), die mit der Leistungsversorgungseinheit (450a) so verbunden ist, dass sie in ihrem Winkel einstellbar ist.
  6. Beleuchtungsvorrichtung nach einem der Ansprüche 1 bis 5, die ferner Folgendes umfasst:
    ein Kopplungselement (940) zum Koppeln der Schieneneinheiten (110, 210) miteinander.
  7. Beleuchtungsvorrichtung nach einem der Ansprüche 1 bis 6, die ferner Folgendes umfasst:
    eine Stromkabeleinheit (650), die mit der Schieneneinheit (110, 210) Kontakt herstellt und der Schieneneinheit (110, 210) Leistung zuführt.
EP13188211.0A 2012-10-19 2013-10-11 Beleuchtungsvorrichtung Active EP2722584B1 (de)

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EP2722584A3 EP2722584A3 (de) 2014-11-19
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CN103968284B (zh) * 2014-04-30 2016-01-20 深圳市思奥特照明科技有限公司 一种滑动式无缝拼接灯具
ITUA20161601A1 (it) * 2016-03-11 2017-09-11 Aldabra S R L Dispositivo di illuminazione e relativo elemento di giunzione
CN105938950B (zh) * 2016-06-06 2018-08-21 深圳亚锐光电科技有限公司 导电结构以及条形灯
KR101981191B1 (ko) * 2016-08-31 2019-05-22 주식회사 필룩스 조명장치
DE102017119532A1 (de) 2017-08-25 2019-02-28 Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg Haltestange für Zubehörkomponente einer Filmkamera
CN107575845A (zh) * 2017-08-29 2018-01-12 广州左右照明科技有限公司 一种多功能轨道系统
CN107559676B (zh) * 2017-09-20 2020-03-20 珠海拓比光科技有限公司 一种轨道灯
CN109958936B (zh) * 2019-03-25 2023-02-07 深圳市宝森照明有限公司 一种基于滑轨滑动式led吊灯
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KR20140050527A (ko) 2014-04-29
CN103775914A (zh) 2014-05-07
EP2722584A3 (de) 2014-11-19
EP2722584A2 (de) 2014-04-23
CN105202422B (zh) 2018-06-29
KR101508355B1 (ko) 2015-04-07
CN105202422A (zh) 2015-12-30

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