WO2023032512A1 - 回路装置、及び、照明装置 - Google Patents
回路装置、及び、照明装置 Download PDFInfo
- Publication number
- WO2023032512A1 WO2023032512A1 PCT/JP2022/028388 JP2022028388W WO2023032512A1 WO 2023032512 A1 WO2023032512 A1 WO 2023032512A1 JP 2022028388 W JP2022028388 W JP 2022028388W WO 2023032512 A1 WO2023032512 A1 WO 2023032512A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- circuit device
- wiring duct
- circuit
- power conversion
- power
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 73
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 229910002601 GaN Inorganic materials 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 12
- 239000000758 substrate Substances 0.000 description 7
- 230000000007 visual effect Effects 0.000 description 7
- 239000000470 constituent Substances 0.000 description 6
- 238000009499 grossing Methods 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000005401 electroluminescence Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 240000001973 Ficus microcarpa Species 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- 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
- 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
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
- H05B45/3725—Switched mode power supply [SMPS]
- H05B45/375—Switched mode power supply [SMPS] using buck topology
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
- H05B45/3725—Switched mode power supply [SMPS]
- H05B45/39—Circuits containing inverter bridges
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
-
- 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]
-
- 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]
- F21Y2115/15—Organic light-emitting diodes [OLED]
Definitions
- the present invention relates to a circuit device attached to a wiring duct.
- Patent Literature 1 discloses a lighting fixture attached to a wiring duct.
- the present invention provides a circuit device that is less likely to become a visual noise for users, and a lighting device including the same.
- a circuit device is a circuit device to be attached to a wiring duct, comprising: an attachment mechanism for attaching the circuit device to the wiring duct; At least part of the power conversion circuit is located inside the wiring duct when the circuit device is attached to the wiring duct.
- a lighting device includes the circuit device and a light source device that emits light using the power converted by the power conversion circuit to illuminate the surroundings of the circuit device.
- FIG. 1 is a first external perspective view of a circuit device according to Embodiment 1.
- FIG. FIG. 2 is a second external perspective view of the circuit device according to the first embodiment.
- 3 is a third external perspective view of the circuit device according to Embodiment 1.
- FIG. FIG. 4 is a block diagram showing the functional configuration of the circuit device according to the first embodiment.
- 5 is a diagram illustrating an example of a circuit configuration of a power conversion circuit included in the circuit device according to Embodiment 1.
- FIG. FIG. 6 is an external perspective view of a circuit device according to Embodiment 2.
- FIG. FIG. 7 is a block diagram showing the functional configuration of the circuit device according to the second embodiment.
- FIG. 8 is an external perspective view of a lighting device according to Embodiment 3.
- FIG. 9 is a block diagram showing a functional configuration of a lighting device according to Embodiment 3.
- each figure is a schematic diagram and is not necessarily strictly illustrated.
- symbol is attached
- coordinate axes may be shown in the drawings used for explanation in the following embodiments.
- the Z-axis direction is described as the height direction of the lighting device.
- the positive side of the Z-axis may be expressed as the upper side (upper), and the negative side of the Z-axis may be expressed as the lower side (downward).
- the X-axis direction and the Y-axis direction are directions orthogonal to each other on a plane perpendicular to the Z-axis direction.
- planar view means viewing from the Z-axis direction.
- FIG. 1 is a diagram showing a state in which a locking piece 12b and a pair of electrodes 12c included in a circuit device 10 are housed inside a housing 11.
- FIG. 2 is a diagram showing a state in which the locking piece 12b and the pair of electrodes 12c provided in the circuit device 10 protrude outside the housing 11.
- FIG. 3 is a diagram showing a state in which the circuit device 10 is attached to the wiring duct 50.
- FIG. 4 is a block diagram showing the functional configuration of the circuit device 10. As shown in FIG.
- the circuit device 10 As shown in FIGS. 1 to 4, the circuit device 10 according to Embodiment 1 is attached to the wiring duct 50 and operates by being supplied with DC power from the wiring duct 50.
- the wiring duct 50 is also called a duct rail or a slide outlet.
- the DC power (DC voltage) supplied from the wiring duct 50 is, for example, 10 V or more and 63 V or less, and the rated voltage of the circuit device 10 is 63 V or less.
- the circuit device 10 includes a housing 11 , a mounting mechanism 12 , a power conversion circuit 13 and a sensor 14 .
- the housing 11 accommodates the power conversion circuit 13 and the sensor 14 .
- the housing 11 has, for example, a rectangular parallelepiped shape elongated along the longitudinal direction of the wiring duct 50 .
- the housing 11 is made of, for example, a resin material, but may be made of a metal material with an insulating surface.
- the entire housing 11 when the circuit device 10 is attached to the wiring duct 50 , the entire housing 11 is positioned inside the groove 51 of the wiring duct 50 . More specifically, the entire housing 11 does not protrude below the lower surface 52 of the wiring duct 50 when the circuit device 10 is attached to the wiring duct 50 . This suppresses the case 11 from becoming a visual noise.
- the height (length in the Z-axis direction) of the housing 11 is, for example, 15 mm or less
- the width (length in the X-axis direction) of the housing 11 is, for example, 14 mm or less
- the housing 11 The length of (the length in the Y-axis direction) is, for example, 200 mm or less.
- the attachment mechanism 12 is a mechanism for attaching the circuit device 10 to the wiring duct 50 .
- the mounting mechanism 12 has a knob 12a, a locking piece 12b, and a pair of electrodes 12c (only one of the pair of electrodes 12c is shown in FIG. 2).
- the knob 12a and the locking piece 12b are made of, for example, a resin material, and the pair of electrodes 12c are made of, for example, a metal material such as copper.
- the knob 12 a is a structure that is turned by the user and is provided on the bottom surface of the housing 11 .
- the knob 12a is connected to a locking piece 12b and a pair of electrodes 12c by a shaft (not shown).
- the user can switch between the state in which the locking piece 12b and the pair of electrodes 12c are housed inside the housing 11 (the state in FIG. 1) and the state in which the locking piece 12b and the pair of electrodes 12c are accommodated. protrudes outside the housing 11 (the state shown in FIG. 2).
- the circuit device 10 When attaching the circuit device 10 to the wiring duct 50, the user pushes the circuit device 10 into the groove 51 with the locking pieces 12b and the electrodes 12c accommodated inside the housing 11, and rotates the knob 12a. .
- the locking piece 12b housed inside the housing 11 protrudes to the outside from the slit provided on the side surface of the housing 11 and is caught on the bottom 53 inside the wiring duct 50 .
- the pair of electrodes 12c protrude outside from slits provided on the side surface of the housing 11 and come into contact with the pair of power supply terminals 54 inside the wiring duct 50, thereby connecting the pair of electrodes 12c and the pair of power supply terminals 54. are electrically connected.
- the circuit device 10 can receive DC power from the wiring duct 50 via the pair of electrodes 12c.
- the user rotates the knob 12a to move the locking piece 12b and the pair of electrodes 12c protruding from the side surface of the housing 11 to the inside of the housing 11. housed in Thereby, the circuit device 10 can be removed from the wiring duct 50 .
- the electrical connection and disconnection of the pair of electrodes 12c to the power supply terminals 54 are interlocked with the mounting mechanism 12, but are not necessarily interlocked.
- another knob may be provided for switching between electrical connection and non-connection of the pair of electrodes 12c to the power supply terminal 54 (wiring duct 50).
- the mechanism that moves the locking piece 12b and the pair of electrodes 12c by turning the knob 12a is an example.
- the attachment mechanism 12 a mechanism in which a pin or metal fitting is pushed out from the housing 11 by an elastic member may be employed.
- a mounting mechanism such as that disclosed in Patent Document 1 (Japanese Unexamined Patent Application Publication No. 2020-119673) may be employed.
- the power conversion circuit 13 is a DC (Direct Current)-DC converter that converts the DC power supplied from the wiring duct 50 into DC power with different voltages.
- the power conversion circuit 13 is a non-insulated DC-DC converter, and converts the DC power with a voltage of 10 V or more and 63 V or less, which is supplied from the wiring duct 50, into a DC voltage suitable for the operation of the sensor 14. Convert to electricity.
- FIG. 5 is a diagram showing an example of the circuit configuration of the power conversion circuit 13. As shown in FIG. Note that FIG. 5 shows an example of the circuit configuration, and any existing circuit configuration may be adopted for the power conversion circuit 13 .
- the power conversion circuit 13 is realized by mounting circuit components on the substrate. As shown in FIG. 5, the circuit components of the power conversion circuit 13 include a control circuit 13a, a switching element S, a diode D, an inductor L, a smoothing capacitor C, and the like. In addition, in FIG. 5, the pair of electrodes 12c and the sensor 14 are also shown.
- the control circuit 13a is a control circuit that controls on and off of the switching element S, and is specifically a packaged integrated circuit (IC).
- the control circuit 13a switches the DC voltage applied between the pair of electrodes 12c by controlling the switching element S on and off. As a result, a high frequency voltage is output to the inductor L.
- the switching element S is, for example, an FET (Field Effect Transistor), but may be a bipolar transistor.
- a switching element made of a gallium nitride (GaN) semiconductor may be used as the switching element S, if necessary.
- the inductor L is specifically a choke coil (choke transformer) through which a current flows according to whether the switching element S is turned on or off.
- a sheet coil may be adopted as the inductor L as necessary.
- Diode D is a freewheeling diode that regenerates current when switching element S is off.
- Smoothing capacitor C smoothes the current output from inductor L.
- FIG. Power smoothed by a smoothing capacitor C is output to the sensor 14 .
- the power conversion circuit 13 since the power supplied from the wiring duct 50 is DC power, the power conversion circuit 13 includes circuits (such as a rectifier circuit and a smoothing circuit) used for converting AC power to DC power. No need to prepare. Further, as described above, the DC power (DC voltage) supplied from the wiring duct 50 is, for example, 10 V or more and 63 V or less, and the rated voltage of the circuit device 10 is 63 V or less. As a result, the insulation distance (creeping distance on the substrate) that should be secured for configuring the power conversion circuit 13 is shortened. Specifically, when the rated voltage of the circuit device 10 is 63V or less, the insulation distance is about 40% of the insulation distance when the rated voltage of the circuit device 10 is 100V.
- the power conversion circuit 13 can be formed compactly, and the entire power conversion circuit 13 can be positioned inside the wiring duct 50 . Positioning the power conversion circuit 13 inside the wiring duct 50 means that at least part of the power conversion circuit 13 is positioned within the groove 51 .
- the entire power conversion circuit 13 is positioned within the groove 51, and the power conversion circuit 13 (the substrate on which circuit components are mounted) is A case where the lower end portion does not protrude below the lower surface 52 of the wiring duct 50 is included.
- the power conversion circuit 13 is positioned inside the wiring duct 50 , all of the circuit components that substantially constitute the power conversion circuit 13 are positioned within the groove 51 and protrude below the lower surface 52 of the wiring duct 50 . This includes even if you don't. Even if the sensor 14 or the wireless communication unit are mounted on the same board as the power conversion circuit 13, they do not substantially contribute to power conversion, so they are not included in the circuit components that substantially constitute the power conversion circuit 13. do not have.
- the case where the power conversion circuit 13 is positioned inside the wiring duct 50 also includes the case where only part of the power conversion circuit 13 is positioned within the groove 51 .
- the case where the power conversion circuit 13 is positioned within the groove 51 includes, for example, the case where 80% or more of the volume of the power conversion circuit 13 (the substrate on which circuit components are mounted) is positioned within the groove 51.
- the power conversion circuit 13 is positioned in the groove 51, more than half of the circuit components of the power conversion circuit 13 (control circuit 13a, switching element S, diode D, inductor L, smoothing capacitor C, etc.) are in the groove. 51 is also included.
- the power conversion circuit 13 may be arranged in the housing 11 so that the main surface of the substrate is along the YZ plane, or may be arranged in the housing 11 so that the main surface of the substrate is along the XY plane. .
- the power conversion circuit 13 has been described as a DC-DC converter, it may be a DC-AC (Alternating Current) converter (inverter).
- a DC-AC converter Alternating Current converter
- Any existing circuit configuration may be adopted for the circuit configuration of the DC-AC converter.
- the sensor 14 performs sensing using the power converted by the power conversion circuit 13 .
- the sensor 14 is an environment sensor that measures the environment around the circuit device 10, such as a temperature sensor, a humidity sensor, a carbon dioxide concentration sensor, or an electric field sensor.
- the sensor 14 is mounted on, for example, the board of the power conversion circuit 13, but may be mounted on a board different from the board. If the circuit device 10 includes a wireless communication circuit, the measured values of the sensor 14 are transmitted to the external device through the wireless communication circuit. If the circuit device 10 is equipped with a display, the measured values of the sensor 14 may be displayed on the display.
- the circuit device 10 is a circuit device attached to the wiring duct 50 .
- the circuit device 10 includes an attachment mechanism 12 for attaching the circuit device 10 to the wiring duct 50 and a power conversion circuit 13 for converting DC power supplied from the wiring duct 50 . At least part of the power conversion circuit 13 is positioned inside the wiring duct 50 in a state where the circuit device 10 is attached to the wiring duct 50 .
- the circuit device 10 further includes an electrode 12c electrically connected to the wiring duct 50 so that the power conversion circuit 13 receives DC power.
- the electrical connection and disconnection of the electrode 12c to the wiring duct 50 is interlocked with the mounting mechanism 12. As shown in FIG.
- Such a circuit device 10 can be electrically connected to the wiring duct 50 in conjunction with installation.
- the power conversion circuit 13 includes a switching element S, and the switching element S is made of a gallium nitride semiconductor.
- Such a circuit device 10 can realize high output and miniaturization of the power conversion circuit 13 .
- the rated voltage of the circuit device 10 is 63 V or less.
- the circuit device 10 further includes a sensor 14 that performs sensing using the power converted by the power conversion circuit 13 .
- Such a circuit device 10 can be used for sensing.
- the entire power conversion circuit 13 is located inside the wiring duct 50 .
- FIG. 6 is an external perspective view of a circuit device according to Embodiment 2.
- FIG. 7 is a block diagram showing the functional configuration of the circuit device according to the second embodiment. It should be noted that in the following embodiment 2, the description will focus on the differences from the first embodiment, and the description of the previously mentioned items will be omitted as appropriate.
- the circuit device 10a As shown in FIGS. 6 and 7, the circuit device 10a according to Embodiment 2 is attached to the wiring duct 50 and operates by being supplied with DC power from the wiring duct 50.
- FIG. The circuit device 10 a includes a housing 11 , an attachment mechanism 12 , a power conversion circuit 13 and a power supply section 15 . Note that the circuit device 10 a may further include a sensor 14 . Since the housing 11, the mounting mechanism 12, and the power conversion circuit 13 have the same configuration as the circuit device 10, detailed description thereof will be omitted.
- the power supply unit 15 is a terminal structure to which another device is structurally and electrically connected in order to supply the power converted by the power conversion circuit 13 to the other device.
- one power supply unit 15 is provided on the bottom surface of the housing 11, but two or more may be provided. Further, the power supply unit 15 may be provided at the tip of the cable drawn out from the housing 11 instead of the bottom surface of the housing 11 .
- the power supply unit 15 is realized by, for example, a USB (Universal Serial Bus) connector.
- USB connectors include various connectors such as USB Type-A, USB Type-B, USB Type-C, Mini USB Type-B, micro USB Type-B, and Lightning.
- the power conversion circuit 13 converts the DC power supplied from the wiring duct 50 into 5V DC power and outputs the 5V DC power to the power supply unit 15 .
- the power supply unit 15 may be implemented by, for example, an RJ-45 type connector (a connector to which a so-called LAN (Local Area Network) cable is connected) conforming to the Ethernet (registered trademark) standard.
- RJ-45 type connector a connector to which a so-called LAN (Local Area Network) cable is connected
- Ethernet registered trademark
- the power supply unit 15 may be realized by an AC outlet.
- the power conversion circuit 13 is a DC-AC converter (inverter) that converts DC power supplied from the wiring duct 50 into AC power.
- the two or more power supply units 15 may all have the same type of terminal structure, or the two or more power supply units 15 may have different types of terminals. Terminal structures (eg, USB connectors and AC outlets, etc.) may also be included.
- the circuit device 10a is a circuit device to be attached to the wiring duct 50, and includes the mounting mechanism 12 for attaching the circuit device 10a to the wiring duct 50, and the DC power converter for converting the DC power supplied from the wiring duct 50. and a power supply unit 15 to which another device is connected in order to supply the power converted by the power conversion circuit 13 to another device. At least part of the power conversion circuit 13 is positioned inside the wiring duct 50 in a state where the circuit device 10 a is attached to the wiring duct 50 .
- Such a circuit device 10a has a reduced portion protruding from the wiring duct 50, it is a power conversion device (a device that supplies converted power to other devices) that is less likely to cause visual noise for the user. I can say.
- FIG. 8 is an external perspective view of a lighting device according to Embodiment 3.
- FIG. 9 is a block diagram showing a functional configuration of a lighting device according to Embodiment 3.
- the description will focus on the differences from the first and second embodiments, and the description of the previously mentioned matters will be omitted as appropriate.
- the illumination device 30 according to Embodiment 3 is a so-called spotlight, and includes a circuit device 10b and a light source device 20.
- the circuit device 10b is attached to the wiring duct 50 and receives DC power from the wiring duct 50 to operate.
- the circuit device 10 b includes a housing 11 , a mounting mechanism 12 and a power conversion circuit 13 .
- the circuit device 10 b may further include at least one of the sensor 14 and the power supply section 15 . Since the housing 11, the mounting mechanism 12, and the power conversion circuit 13 have the same configuration as the circuit device 10, detailed description thereof will be omitted.
- the light source device 20 emits light using the power converted by the power conversion circuit 13 to illuminate the surroundings of the circuit device 10b.
- the light source device 20 is provided on the bottom surface of the housing 11 .
- the light source device 20 is realized by a light emitting module that emits light using the DC power supplied by the power conversion circuit 13, a lens for diffusing or collimating the light emitted by the light emitting module, and the like.
- a light-emitting module is formed, for example, by mounting an LED element on a substrate, and emits white light.
- the light emitting module may be a COB (Chip On Board) type light emitting module or an SMD (Surface Mount Device) type light emitting module.
- the light-emitting module may be implemented by light-emitting elements other than LED elements, such as organic EL (Electro-Luminescence) elements.
- the lens is, for example, a convex lens such as a Fresnel lens.
- the lighting device 30 includes the circuit device 10b and the light source device 20 that emits light using the power converted by the power conversion circuit 13 to illuminate the surroundings of the circuit device 10b.
- the circuit device 10b is a circuit device to be attached to the wiring duct 50, and includes an attachment mechanism 12 for attaching the circuit device 10b to the wiring duct 50, and a power conversion circuit 13 for converting DC power supplied from the wiring duct 50.
- the power conversion circuit 13 is positioned inside the wiring duct 50 when the circuit device 10 b is attached to the wiring duct 50 .
- the portion protruding from the wiring duct 50 is reduced in such a lighting device 30, it can be said that it is a lighting device that is less likely to become a visual noise for the user.
- the present invention may be implemented by either a system or an apparatus.
- the present invention may be implemented as a system including the circuit device according to the above embodiments and a wiring duct.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Dc-Dc Converters (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
Description
[構成]
以下、実施の形態1に係る回路装置の構成について説明する。図1~図3は、実施の形態1に係る回路装置の外観斜視図である。図1は、回路装置10が備える係止片12b及び一対の電極12cが筐体11の内部に収容された状態を示す図である。図2は、回路装置10が備える係止片12b及び一対の電極12cが筐体11の外部に突出した状態を示す図である。図3は、回路装置10が配線ダクト50に取り付けられた状態を示す図である。図4は、回路装置10の機能構成を示すブロック図である。
以上説明したように、回路装置10は、配線ダクト50に取り付けられる回路装置である。回路装置10は、回路装置10を配線ダクト50に取り付けるための取り付け機構12と、配線ダクト50から供給される直流電力を変換する電力変換回路13とを備える。回路装置10が配線ダクト50に取り付けられた状態において、電力変換回路13の少なくとも一部は、配線ダクト50の内部に位置する。
[構成]
以下、実施の形態2に係る回路装置の構成について説明する。図6は、実施の形態2に係る回路装置の外観斜視図である。図7は、実施の形態2に係る回路装置の機能構成を示すブロック図である。なお、以下の実施の形態2では、実施の形態1との相違点を中心に説明が行われ、既出事項については適宜説明が省略される。
以上説明したように、回路装置10aは、配線ダクト50に取り付けられる回路装置であって、回路装置10aを配線ダクト50に取り付けるための取り付け機構12と、配線ダクト50から供給される直流電力を変換する電力変換回路13と、電力変換回路13によって変換された電力を他の機器に供給するために他の機器が接続される給電部15とを備える。回路装置10aが配線ダクト50に取り付けられた状態において、電力変換回路13の少なくとも一部は、配線ダクト50の内部に位置する。
[構成]
以下、実施の形態3に係る照明装置の構成について説明する。図8は、実施の形態3に係る照明装置の外観斜視図である。図9は、実施の形態3に係る照明装置の機能構成を示すブロック図である。なお、以下の実施の形態3では、実施の形態1及び実施の形態2との相違点を中心に説明が行われ、既出事項については適宜説明が省略される。
以上説明したように、照明装置30は、回路装置10bと、電力変換回路13によって変換された電力を用いて発光することにより回路装置10bの周囲を照らす光源装置20とを備える。回路装置10bは、配線ダクト50に取り付けられる回路装置であり、回路装置10bを配線ダクト50に取り付けるための取り付け機構12と、配線ダクト50から供給される直流電力を変換する電力変換回路13とを備える。回路装置10bが配線ダクト50に取り付けられた状態において、電力変換回路13は、配線ダクト50の内部に位置する。
以上、実施の形態について説明したが、本発明は、上記実施の形態に限定されるものではない。
11 筐体
12 取り付け機構
12b 係止片
12c 電極
13 電力変換回路
13a 制御回路
14 センサ
15 給電部
20 光源装置
30 照明装置
50 配線ダクト
51 溝
52 下面
53 底部
54 給電端子
Claims (8)
- 配線ダクトに取り付けられる回路装置であって、
前記回路装置を前記配線ダクトに取り付けるための取り付け機構と、
前記配線ダクトから供給される直流電力を変換する電力変換回路とを備え、
前記回路装置が前記配線ダクトに取り付けられた状態において、前記電力変換回路の少なくとも一部は、前記配線ダクトの内部に位置する
回路装置。 - さらに、前記電力変換回路が前記直流電力の供給を受けるために前記配線ダクトに電気的に接続される電極を備え、
前記電極の前記配線ダクトへの電気的な接続及び非接続は、前記取り付け機構と連動する
請求項1に記載の回路装置。 - 前記電力変換回路は、スイッチング素子を含み、
前記スイッチング素子は、窒化ガリウム半導体によって形成される
請求項1に記載の回路装置。 - 前記回路装置の定格電圧は、63V以下である
請求項1に記載の回路装置。 - さらに、前記電力変換回路によって変換された電力を用いてセンシングを行うセンサを備える
請求項1に記載の回路装置。 - さらに、前記電力変換回路によって変換された電力を他の機器に供給するために前記他の機器が接続される給電部を備える
請求項1に記載の回路装置。 - 前記回路装置が前記配線ダクトに取り付けられた状態において、前記電力変換回路の全部は、前記配線ダクトの内部に位置する
請求項1に記載の回路装置。 - 請求項1~7のいずれか1項に記載の回路装置と、
前記電力変換回路によって変換された電力を用いて発光することにより前記回路装置の周囲を照らす光源装置とを備える
照明装置。
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2010147002A (ja) * | 2008-12-22 | 2010-07-01 | Panasonic Electric Works Co Ltd | ダクト式照明器具 |
JP2019212629A (ja) * | 2016-10-17 | 2019-12-12 | アルボット株式会社 | コミュニケーションロボット及びコミュニケーションシステム |
JP2020119673A (ja) | 2019-01-21 | 2020-08-06 | 東芝ライテック株式会社 | 取付機構および配線ダクト取付物 |
JP2021022430A (ja) * | 2019-07-24 | 2021-02-18 | 三菱電機株式会社 | 点灯装置、照明器具 |
JP2021065048A (ja) * | 2019-10-15 | 2021-04-22 | パナソニックIpマネジメント株式会社 | 接続装置、吊り具 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP2010147002A (ja) * | 2008-12-22 | 2010-07-01 | Panasonic Electric Works Co Ltd | ダクト式照明器具 |
JP2019212629A (ja) * | 2016-10-17 | 2019-12-12 | アルボット株式会社 | コミュニケーションロボット及びコミュニケーションシステム |
JP2020119673A (ja) | 2019-01-21 | 2020-08-06 | 東芝ライテック株式会社 | 取付機構および配線ダクト取付物 |
JP2021022430A (ja) * | 2019-07-24 | 2021-02-18 | 三菱電機株式会社 | 点灯装置、照明器具 |
JP2021065048A (ja) * | 2019-10-15 | 2021-04-22 | パナソニックIpマネジメント株式会社 | 接続装置、吊り具 |
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