JP6531019B2 - Lighting device provided with video projection device - Google Patents

Description

  BACKGROUND OF THE INVENTION Field of the Invention The present invention relates to a lighting apparatus equipped with an image projection apparatus, and more particularly to a lighting apparatus installed on a ceiling.

  2. Description of the Related Art Opportunities for projecting an image with an image projection apparatus such as a projector and viewing the image are increasing. In particular, in the home, a desk-mounted type may be considered in which an image projection apparatus is installed on a table or the like and projected on a wall surface. In that case, in consideration of the effective use of the place, the image projection apparatus needs to be installed when necessary, and the others need to be cleaned up, and there is a problem that it takes time for installation.

  On the other hand, although the problem of the effective use of a place and the effort of installation is solved by setting it as a video installation apparatus of a ceiling installation type, there exists a problem that cost and time are required for construction. Therefore, by providing the video projector with the pendant lighting which is a lighting fixture suspended from the ceiling, the ceiling can be easily installed simply by fitting it to the hook rosette.

  As background art of this technical field, there exists Unexamined-Japanese-Patent No. 2014-207184 (patent document 1). Patent Document 1 discloses a lighting system in which a lighting device and a projector device are combined, and a lighting apparatus as a ceiling light (ceiling lighting) is provided to a ceiling rosette provided for a ceiling surface in a room. An illumination apparatus comprising: an apparatus holding unit attached and detachably holding the electronic device, wherein the apparatus holding unit is configured to be able to remove the electronic apparatus in the light emission direction from the light emission surface, and the illumination apparatus And an electronic device are disclosed.

JP, 2014-207184, A

  In Patent Document 1, it is described that the electronic device can be held near the center of the lighting device and freely replaced. However, a general-purpose projector device that combines desk and ceiling installation is designed to project only upward from the desk installation surface and not to project unnecessary downward, assuming the desk installation. . That is, it has a projection characteristic which is eccentric above the desk installation surface with respect to the projection opening of the projector device. Therefore, when such a projector device is disposed at the center of the lighting device, there is a problem that the projection surface below the lighting device is shifted to one side of the lighting area and the center of the projection surface is not directly below the lighting device. is there. Patent Document 1 does not consider such a projection state when the electronic device is a general-purpose projector device.

  In order to solve the above-mentioned problems, the present invention provides an illumination device provided with an image projection device, which uses a general-purpose image projection device and can use both the illumination and the projection image in a good state. It is.

  In order to solve the above problems, the present invention is, for example, an illumination device provided with an image projection device, and the illumination device main body has a light source unit disposed at the center portion thereof, An image projection apparatus is provided at a position eccentric to the center of the unit.

  According to the present invention, it is possible to provide an illumination device provided with an image projection device, which can use both a lighting and a projection image in a good condition by using a general-purpose image projection device.

FIG. 1 is a perspective view of a lighting device provided with a video projection device in Embodiment 1. FIG. 1 is a top view of an illumination device provided with a video projection device in Embodiment 1. FIG. 1 is a side view of a lighting apparatus provided with a video projection apparatus in Embodiment 1. FIG. 1 is a side cross-sectional view of a lighting apparatus provided with a video projection apparatus in Embodiment 1. FIG. 1 is a bottom view of an illumination device provided with an image projection device in Embodiment 1. FIG. 1 is a bottom cross-sectional view of a lighting device provided with a video projection device in Embodiment 1. It is a figure explaining the projection range at the time of installation of the illuminating device provided with the imaging | video projection apparatus in Example 1. FIG. FIG. 7 is a view for explaining an installation example of a lighting apparatus provided with the video projection apparatus in the first embodiment. FIG. 7 is a side cross-sectional view of a lighting device provided with a video projection device in Embodiment 2. FIG. 10 is a bottom cross-sectional view of a lighting device provided with the video projector according to Embodiment 2. FIG. 13 is a side view, partly in cross section, of a lighting device provided with a video projection device according to a third embodiment. FIG. 14 is a side cross-sectional view of a lighting apparatus provided with the video image projection apparatus in Embodiment 3. FIG. 13 is a state diagram of the lighting device provided with the video projector according to the third embodiment at the time of lighting. FIG. 21 is a state diagram during lighting of another example of the illumination device provided with the video projector according to the third embodiment. FIG. 20 is a bottom cross-sectional view of a lighting device provided with the video projector according to Embodiment 4. FIG. 14 is a side cross-sectional view of a lighting device provided with the video projector according to Embodiment 4. FIG. 20 is a bottom cross-sectional view of a lighting device provided with the video image projection device in Embodiment 5. FIG. 18 is a side cross-sectional view of a lighting device provided with the video projector according to the fifth embodiment. FIG. 18 is a perspective view of a lighting device provided with a video projection device in a sixth embodiment. FIG. 20 is a bottom cross-sectional view of a lighting device provided with the image projection device in Example 6. FIG. 18 is a view for explaining an installation example of a lighting device provided with a video projection device in a sixth embodiment. FIG. 18 is a view for explaining an installation example of another example of the illumination device provided with the video image projection device in the sixth embodiment.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In addition, this invention is not limited by this.

  FIG. 1 is a perspective view of a lighting apparatus provided with a video projection apparatus in the present embodiment. As shown in FIG. 1, the lighting device includes an image projection device in addition to pendant lighting which is a type of lighting device suspended from a ceiling. 1 is a lighting device body, 2 is a lighting cover, 3 is a lighting outer cover, 4 is a bottom cover, 5 is a projection window for passing a projected image from the built-in video projection device, 6 is a power supply to the lighting device body 1 7 is a wire for supporting the lighting device main body 1 and the lighting device main body 1 is supported by attaching the wire 7 to a hook rosette (not shown) installed on a ceiling. There is. In the present embodiment, in order to stabilize the position of the lighting device main body 1, the lighting device main body 1 is supported by three wires.

  Thus, the ceiling installation can be easily installed simply by hanging it on the hook rosette. Reference numeral 8 denotes a rosette cover, which is attached to a hanging rosette (not shown) so as to cover the hanging rosette.

  FIG. 2 is a top view of the lighting apparatus provided with the video projector according to the present embodiment, as viewed from the ceiling side of FIG. In FIG. 2, 9 is a hook rosette, 10 is a wire fixing portion for supporting the wire 7 on the lighting device body 1 side. An illumination outer cover support 11 supports the illumination outer cover 3.

  FIG. 3 is a side view of the illumination apparatus provided with the image projection apparatus in the present embodiment. The same reference numerals as in FIG. 1 denote the same components, and the description thereof will be omitted.

  FIG. 4 is a side cross-sectional view of the illumination apparatus provided with the image projection apparatus in the present embodiment, and is a side cross-sectional view taken along line A-A of FIG. In FIG. 4, the lighting device main body 1 internally includes a video projection device 20, a lamp 21, a communication unit 22, and power supply units 23 and 24 for supplying power to the video projection device 20 and the communication unit 22; These internal devices are attached to the mounting base 12. Here, although the case where there are three illuminating lights 21 is shown, it is not limited to this and may be one. When these lamps 21 are collectively made into a light source part, the lamp 21 should just be arrange | positioned so that the center of the light source part may be arrange | positioned in the center part of the illuminating device main body 1. FIG. Further, the communication unit 22 is a device for transmitting video data to be projected by wireless communication such as wireless high-definition multimedia interface (HDMI) (registered trademark) to the video projection apparatus 20. The power supply unit 23 is an AC adapter for supplying power to the video projection device 20, and the power supply unit 24 is a table tap for supplying power to the video projection device 20 and the communication unit 22. The table tap of the power supply unit 24 is connected to an AC power supplied from the ceiling via the cable 6. That is, the image projection apparatus 20 is connected to the table tap of the power supply unit 24 via the AC adapter of the power supply unit 23, and power is supplied. Also, the communication unit 22 is connected to the table tap of the power supply unit 24 to supply power. Further, by providing a gap between the bottom cover 4 disposed on the bottom surface of the lighting device main body 1 and the image projection device 20, a ventilation path can be configured, and the cooling effect of the image projection device 20 can be improved.

  FIG. 5 is a bottom view of the illumination apparatus provided with the video projector according to the present embodiment. The same reference numerals as in FIGS. 1 and 2 denote the same constituent elements, and a description thereof will be omitted.

  FIG. 6 is a bottom cross-sectional view of the illumination device provided with the image projection apparatus in the present embodiment, and shows the bottom cross-sectional view along B-B in FIG. In FIG. 6, there are three illumination lamps 21, and when the three illumination lamps 21 are collectively made into a light source unit, the illumination lamps 21 are disposed such that the center of the light source unit is disposed at the center of the illumination device main body 1. It is done. Further, the image projection device 20 is disposed so that the image projection port 29 is located at a position decentered from the center of the light source unit and on a line passing through the center of the light source unit. The reason will be described later in the description of FIG. Further, the communication unit 22 and the power supply units 23 and 24 are disposed in the facing half of the image projection apparatus 20 with respect to the center of the illumination apparatus main body 1. This is disposed to suppress the inclination of the lighting device main body 1 due to the weight of the image projection device 20 disposed offset from the center of the light source unit, and the power supply units 23 and 24 It is divided and arranged. By doing this, it is possible to balance the weight of the lighting device body 1. In addition, since the power supply part 23 is an AC adapter and the power supply part 24 is a table tap, they may be put together and arrange | positioned at one place.

  FIG. 7 is a view for explaining the projection range at the time of installation of the lighting apparatus provided with the video projection apparatus in the present embodiment. FIG. 7A shows a side cross-sectional view taken along line A-A of FIG. 2 and shows the projection range at that time. Moreover, FIG. 7 (B) shows side surface sectional drawing in CC of FIG. 2, and has shown the projection range at that time. As shown in FIG. 7A, the video projection device 20 has a projection characteristic in which the projection direction is eccentric to the video projection port 29, and the video projection area 30 and the video projection surface 31 are video projection ports. It is eccentric with respect to 29. That is, the image projection apparatus 20 used in the present embodiment is a general-purpose image projection apparatus that combines desk placement and ceiling installation, and assumes that it is desk-mounted, and projects only upwards from the desk installation surface. It is designed not to project unnecessary downward. That is, it has a projection characteristic which is eccentric to the upper side of the desktop installation surface with respect to the image projection port of the image projection apparatus. Therefore, such an image projection apparatus is disposed at a position eccentric to the center of the light source unit, and the projection direction of the image projection port 29 is disposed eccentrically to the center direction of the light source unit. The center of the light source can be arranged directly below the lighting device main body 1, and both of the lighting and the projected image can be used in a good condition by using a general-purpose video projector. Note that, as shown in FIG. 7B, a general-purpose video projection device that is both desktop-mounted and ceiling-mounted is designed so that the projection characteristics in the left-right direction of the desktop-mounted surface are equal. The projection characteristics in the longitudinal direction of the surface on which the image projection port 29 of the image projection apparatus 20 is provided are even from left to right. Therefore, as described in FIG. 6, the image projection device 20 is disposed so that the image projection port 29 is located at a position decentered from the center of the light source unit and on a line passing through the center of the light source unit. .

  FIG. 8 is a view for explaining an installation example of the illumination apparatus provided with the video projection apparatus in the present embodiment. FIG. 8 shows a schematic view in the case of performing both lighting and image projection, the image projection surface 31 and the illumination range by the light 32 of the illumination coincide, and both the illumination and the projection image are good. Can be used in

  As described above, the present embodiment is an illumination device provided with the image projection device, and the illumination device main body has the light source unit disposed at the central portion thereof, and the image is located at a position eccentric from the center of the light source unit. It comprises a projection device.

  As a result, it is possible to provide an apparatus which can use both the illumination and the projection image in a good condition by using a general-purpose image projection apparatus.

  A present Example demonstrates the illuminating device provided with the video projector apparatus of the structure different from Example 1. FIG.

  FIG. 9 is a side cross-sectional view of a lighting apparatus provided with the video projector in the present embodiment. In FIG. 9, the same components as those of the first embodiment are denoted by the same reference numerals, and the description thereof will be omitted. 40 is a chip | tip LED lighting board | substrate, mounts chip | tip LED41 and comprises a light source part. Reference numeral 42 denotes a projection window through which the projection image from the image projection device 20 passes, and is a projection portion three-dimensional window having a structure in which it is bent into the illumination device body 1 by a distance of P. As described above, the projection window is bent inward to form a three-dimensional window, whereby the contents can not be seen from the outside and the appearance can be improved.

  FIG. 10 is a bottom cross-sectional view of the illumination apparatus provided with the image projection apparatus in the present embodiment, and is a bottom cross-sectional view taken along line B-B of FIG. In FIG. 10, the chip LED illumination substrate 40 on which the chip LED 41 is mounted constitutes a light source unit, and the light source unit is disposed such that the center of the light source unit is disposed at the central portion of the illumination device body 1. The other configuration is the same as that of the first embodiment, and hence the description is omitted.

  As described above, in the present embodiment, the light source unit is configured by the chip LED. Thereby, the lighting device main body provided with the general-purpose video projection device can be made lighter.

  A present Example demonstrates the structure of the lighting fixture of the illuminating device provided with the imaging | video projection apparatus.

  FIG. 11 is a side partial cross-sectional view of the illumination apparatus provided with the image projection apparatus in the present embodiment, and is a side partial cross-sectional view along D-D in FIG. In FIG. 11, the indirect light hole 43 is provided in the illumination cover 2, and light from the light source part leaked from the indirect light hole 43 is reflected inside the illumination outer cover 3 to be indirect light 44. . That is, in the side sectional view shown in FIG. 12, direct light 45 from the light source part passes through the indirect light hole 43 and is reflected inside the illumination outer cover 3 to become indirect light 44, and the indirect light 44 makes the illumination cover 2 from the outside. Configure to illuminate. The indirect light hole 43 is not limited to this, and may be, for example, a slit shape, as long as it is an opening that irradiates the light from the light source to the illumination outer cover 3.

  FIG. 13 is a view showing a state at the time of lighting of the illumination device provided with the video projector in the present embodiment. In FIG. 13, when the illumination is lit, the portion of the illumination cover 2 not covered by the illumination outer cover 3 and the inner side 47 of the illumination outer cover 3 are illuminated by the indirect light 44 and the illumination outer cover 3 and the illumination cover upper portion 46 are shaded. It becomes a shadow as shown by. Further, the bottom cover 4 emits direct light.

  With such a configuration, by providing the image projection apparatus, it is possible to make the thick lighting apparatus main body appear thin. In addition, the indirect light hole 43 is also effective as a heat exhaust port of the device in the lighting device main body. Further, by covering the illumination cover 2 with the illumination outer cover 3, there is also an effect that the shadow of the image projection device provided in the illumination device main body can be made invisible from the outside. Furthermore, it can also provide as a lighting fixture with a high stage effect in space.

  FIG. 14 is a state diagram at the time of lighting of another example of the illuminating device provided with the video projector in the present embodiment. FIG. 14A shows a configuration in which the illumination outer cover 3 is provided in two upper and lower stages. This makes it possible to make the lighting device body appear thinner. Moreover, it can also provide as a lighting fixture with a high presentation effect in space.

  FIG. 14B shows a configuration in which the illumination cover 2 is doubled and combined with the illumination outer cover 3 to form a triple ring type. As a result, at the time of lighting, the inside 48 of the doubled illumination cover 2 also glows, and the illumination device main body can be made thinner. Moreover, it can also provide as a lighting fixture with a high presentation effect in space.

  A present Example demonstrates the other structure of the illuminating device provided with the video projector.

  FIG. 15 is a bottom cross-sectional view of an illumination device provided with the image projection device in the present embodiment. 15 is different from FIG. 6 of the first embodiment in that the image projection apparatus 20 is arranged such that the longitudinal direction of the surface on which the image projection port 29 is located is along a line passing through the center of the light source unit. is there. Further, in consideration of the weight balance of the lighting device body 1, the arrangement of the communication unit 22 and the power supply units 23 and 24 is also changed. As described above, by arranging the video projection device 20, it is possible to reduce a phenomenon in which light from the light source unit is blocked by the video projection device 20 and becomes a shadow. The image projection apparatus 20 has a projection characteristic in which the projection direction is eccentric to the image projection port 29, and the image projection surface 20 is eccentric to the image projection port 29. It corresponds by the position adjustment function in the device.

  Note that FIG. 16 shows a side cross-sectional view of the lighting apparatus provided with the video projection apparatus in the present embodiment, but the video of the video projection apparatus 20 is shaped to shorten the longitudinal direction of the surface on which the video projection port 29 is located. With a projection device, it is possible to further reduce the influence of shadows.

A present Example demonstrates the other structure of the illuminating device provided with the video projector.
FIG. 17 is a bottom cross-sectional view of a lighting apparatus provided with the video projector according to this embodiment. 17 is different from FIG. 6 of the first embodiment in that the image projection apparatus 20 has a longitudinal direction of the surface on which the image projection port 29 is located along a line passing through the center of the light source section and the longitudinal center thereof. Is a point disposed at a position coincident with the center of the light source unit. Further, in consideration of the weight balance of the lighting device body 1, the arrangement of the communication unit 22 and the power supply units 23 and 24 is also changed.

  Thus, by arranging the video projection device 20, if the light source unit and the video projection device have substantially the same height, the light from the light source unit is more than when the video projection device is eccentric from the center of the light source unit. However, it is possible to reduce the possibility of shadowing due to being blocked by the image projection device, and to light the outer periphery of the illumination device more evenly. The image projection device 20 has a projection characteristic in which the projection direction is eccentric to the image projection port 29 and there is a problem that the center of the image projection surface is shifted from directly below the lighting device main body 1. It is possible to cope by changing the projection characteristic of the device.

  In addition, FIG. 18 shows a side cross-sectional view of a lighting apparatus provided with the video projector in the present embodiment.

  According to the present embodiment, it is possible to reduce that the light from the light source unit is blocked by the image projection device, and it is possible to make the outer periphery of the illumination device glow more evenly.

  The present embodiment describes an illumination device provided with a video projection device, and a lighting device provided with a plurality of video projection devices.

  FIG. 19 is a perspective view of a lighting apparatus provided with the video projector according to this embodiment. In FIG. 19, the bottom cover 4 and the illumination outer cover 3 are provided with a projection window 5 through which a projection image from the image projection apparatus built in the illumination apparatus main body passes.

  FIG. 20 is a bottom cross-sectional view of a lighting apparatus provided with the video projector according to the present embodiment. As shown in FIG. 20, an image projection apparatus including two image projection apparatuses 20 and projecting an image onto a lower surface in a state where the illumination apparatus is suspended from a ceiling, and an image projection apparatus projecting an image onto a wall surface have. The image projection apparatus for the wall surface projects an image onto the wall surface through the projection window 5 provided in the illumination outer cover 3.

  FIG. 21 shows an installation example of an illumination apparatus provided with a video projection apparatus in the present embodiment, and shows a schematic view in the case where both lighting and video projection are performed. As shown in FIG. 21, an image can be projected by forming the image projection surface 31 on both the desktop and the wall surface.

  Further, according to the present embodiment, as shown in FIG. 20, by arranging the two video projection devices 20 at the opposing positions, it is possible to balance the weight of the lighting device body.

  In the lighting apparatus provided with the video projection apparatus according to the present embodiment, the lighting apparatus main body is stabilized in position by being suspended from the ceiling by three wires, so that the video projection on the wall surface is also performed without deviation in the display position. It can be implemented.

  FIG. 22 is a view for explaining an installation example of another example of the illumination apparatus provided with the video image projection apparatus in the present embodiment. As shown in FIG. 22, two video projection apparatuses can be configured to project video on a desk together, and weight balance can be similarly achieved. The two video projection devices are disposed at positions where the video projection openings are eccentric from the center of the light source unit and on positions facing a line passing through the center of the light source unit, and the video projection openings of the respective video projection devices On the other hand, the projection image can be used in a good state by arranging so that the projection direction has a projection characteristic decentered in the center direction of the light source unit.

  Although the embodiments have been described above, the present invention is not limited to the above-described embodiments, and includes various modifications. For example, the embodiments described above are described in detail in order to explain the present invention in an easy-to-understand manner, and are not necessarily limited to those having all the configurations described. Also, part of the configuration of one embodiment can be replaced with the configuration of another embodiment, and the configuration of another embodiment can be added to the configuration of one embodiment. In addition, it is possible to add, delete, and replace other configurations for part of the configurations of the respective embodiments.

DESCRIPTION OF SYMBOLS 1 ... Lighting apparatus main body, 2 ... Lighting cover, 3 ... Lighting outer cover, 4 ... Bottom cover, 5 ... Projection window, 6 ... Cable, 7 ... Wire, 8 ... Rosette cover, 9 ... Hook rosette, 10 ... Wire fixation 11, 11: illumination outer cover support, 12: mounting base, 20: video projection device, 21: illumination light, 22: communication unit, 23, 24: power supply portion, 29: video projection port, 30: video projection area, 31 ... Video projection surface, 32 ... Illumination light, 40 ... Chip LED illumination substrate, 41 ... Chip LED, 42 ... Projection unit three-dimensional window, 43 ... Indirect light hole, 44 ... Indirect light, 45 ... Direct light, 46 ... Upper part of the lighting cover, 47: Outside of the lighting cover, 48: Inside of the lighting cover

Claims (8)

An illuminating device suspended from the ceiling, and a lighting device having a plurality of image projection apparatus,
A light source unit having a plurality of light sources arranged symmetrically with respect to the center of the lighting device body ;
The plurality of image projection devices disposed at a position decentered from the center of the illumination device main body ;
Wherein the plurality of image projection apparatus is disposed in half the region opposed relative to the center of the lighting apparatus main body to each other illumination device according to claim Rukoto. A lighting device according to claim 1, wherein
The light source unit comprises a plurality of illumination lights or chip LEDs. It is an illuminating device of Claim 1 or 2, Comprising:
A communication unit for transmitting data to the video projection device ;
Wherein comprising at least one power unit for supplying power to the image projection apparatus,
The lighting device, wherein the communication unit and the at least one power supply unit are disposed in a half area opposite to the center of the lighting device body. It is an illuminating device in any one of Claim 1 to 3, Comprising:
At least one of the plurality of video projectors has a projection characteristic in which a projection direction is eccentric to a center of the lighting device body with respect to a video projection port. The lighting device according to any one of claims 1 to 4 , wherein
An illumination device comprising a gap between a bottom cover disposed on a bottom surface of the illumination device body and the image projection device. The lighting device according to any one of claims 1 to 5, wherein
The lighting device body is characterized in that it has a lighting outer cover that covers the outside of the side surface of the lighting cover that covers the lighting device body . The lighting device according to claim 6 , wherein
An opening for irradiating light from the light source is formed on the side surface of the illumination cover, and the light emitted from the opening is reflected on the inside of the illumination outer cover, and the side surface of the illumination cover is reflected light A lighting device characterized by illuminating the outside of the lamp . The lighting device according to any one of claims 1 to 7 , wherein
The lighting device main body includes: the lighting device main body including three wires whose one end is supported by a hook rosette installed on a ceiling and a fixing portion fixing the other ends of the three wires; A lighting device characterized by being suspended to a ceiling via the hook rosette by three wires .

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