WO2013058060A1 - レンズモジュール、照明モジュール、および照明器具 - Google Patents
レンズモジュール、照明モジュール、および照明器具 Download PDFInfo
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- WO2013058060A1 WO2013058060A1 PCT/JP2012/074320 JP2012074320W WO2013058060A1 WO 2013058060 A1 WO2013058060 A1 WO 2013058060A1 JP 2012074320 W JP2012074320 W JP 2012074320W WO 2013058060 A1 WO2013058060 A1 WO 2013058060A1
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- Prior art keywords
- rotor
- rotation
- lens unit
- cylinder
- stator
- Prior art date
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Classifications
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- 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
- F21V5/00—Refractors for light sources
- F21V5/007—Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane
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- 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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
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- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/0091—Reflectors for light sources using total internal reflection
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- 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
- F21S8/03—Lighting devices intended for fixed installation of surface-mounted type
- F21S8/038—Lighting devices intended for fixed installation of surface-mounted type intended to be mounted on a light track
-
- 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
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- 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
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
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- 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 to a lens module, a lighting module, and a lighting fixture.
- Document 1 discloses an illumination device having the configuration shown in FIGS. 41 and 42.
- the lighting device includes a device main body 81 formed in a substantially cylindrical shape and provided with a female screw groove 81a on the inner peripheral surface, and a male member formed in a substantially cylindrical shape and screwed into the female screw groove 81a of the device main body 81 on the outer peripheral surface. And an adjusting portion 82 provided with a screw groove 82a.
- Each of the female screw groove 81a and the male screw groove 82a is a multi-threaded screw.
- the lighting device includes a heat sink 86.
- the outer ring-shaped convex part 82b which protruded in the outer direction is provided in the front-end
- the light distribution unit 85 has a lens array plate 85a formed in a disk shape and a partition plate 85b erected on the lens array plate 85a. Further, the lens array plate 85 a is provided with the above-described lens portion 88 so as to be positioned on the optical axis of each LED 87 mounted on the substrate 84.
- the peripheral end portion of the lens array plate 85a is rotated and slid into an annular concave portion 91 (see FIG. 42) formed by a gap between the inner annular convex portion 82c of the adjusting portion 82 and the tip of the inner cylinder portion 83 (left end in FIG. 42). It is movably fitted.
- an inner cylinder annular protrusion 83a protruding outward is provided on the proximal end side (the right end side in FIG. 42) of the inner cylinder part 83.
- the adjustment unit 82 and the inner cylinder 83 constitute a moving cylinder with respect to the apparatus main body 81 that is a fixed cylinder, and the light distribution unit 85 is moved along the axis of the apparatus main body 81.
- the first cover portion 93 and the second cover portion 94 are attached to the outer peripheral surface of the apparatus main body 81 by screws 92, 92.
- the advancement of the adjustment unit 82 is regulated by the front portions (the left portion in FIG. 42) of the first cover portion 93 and the second cover portion 94, so that the adjustment portion 82 moves forward. Therefore, it is possible to prevent the apparatus main body 81 from falling off.
- the substrate 84 is provided with six substrate slits 84 a radially about the axis of the apparatus main body 81.
- the partition plate 85b of the light distribution unit 85 is formed in a plate shape so as to extend radially from the center of the lens array plate 85a between the adjacent lens units 88 and to extend toward the substrate 84 side. It is inserted through each substrate slit 84a which is a through hole. That is, in the above-described lighting device, the rotation stop mechanism that prevents the light distribution unit 85 from rotating even if the adjustment unit 82 is rotated by the partition plate 85b and the substrate slit 84a through which the partition plate 85b is inserted. It is composed.
- the light distribution unit 85 can be moved along the axis of the device main body 81 without rotating. Therefore, in the above-described lighting device, the distance between the LED 87 and the lens unit 88 can be changed steplessly without causing the positional relationship between the LED 87 and the lens unit 88 to be shifted. It is possible to adjust steplessly to the size to be performed.
- the first cover 93 and the first cover 93 are provided. 2
- the cover part 94 and the screws 92, 92 are necessary, and there is a concern about cost increase.
- the present invention has been made in view of the above-mentioned reasons, and its object is to provide a lens module that can be moved in the optical axis direction without rotating the lens unit at a low cost, and a desired irradiation range of light. It is an object to provide a lighting module that can be changed to the above, and a lighting fixture using the same.
- a lens module includes a lens unit, a first cylindrical body having a first central axis, a second cylindrical body having a second central axis, a rotation mechanism, A conversion mechanism and a regulation mechanism are provided.
- the lens unit is disposed inside the first cylindrical body.
- the second cylindrical body is disposed inside the first cylindrical body so that the second central axis is parallel to the first central axis.
- the rotation mechanism is configured such that one of the first cylinder and the second cylinder is a rotor, and the other of the first cylinder and the second cylinder is a stator.
- the second cylinder is coupled to the first cylinder so that the second cylinder can rotate about a rotation axis parallel to the first central axis with respect to the first cylinder.
- the rotating mechanism is configured such that when the rotor is positioned at an attachment position where a rotation angle of the rotor with respect to the stator is a predetermined angle, the connection between the rotor and the stator is released. Is done.
- the conversion mechanism is configured to move the lens unit along the rotation axis with respect to the stator according to the rotation of the rotor.
- the restricting mechanism includes a locking portion provided in the rotor, and a restricting portion provided in the lens unit and preventing the rotor from rotating to the mounting position by hitting the locking portion. Have.
- the conversion mechanism includes a first coupling mechanism and a second coupling mechanism.
- the first coupling mechanism is configured to couple the lens unit to the stator so that the lens unit can move along the rotation axis without rotating around the rotation axis.
- the second coupling mechanism is configured such that the lens unit coupled to the stator by the first coupling mechanism is the rotor, and the lens unit is coupled to the stator according to the rotation of the rotor. It is comprised so that it may connect so that it may move along the said rotating shaft.
- the first coupling mechanism includes a shaft portion provided on one of the stator and the lens unit, and a receiving portion provided on the other of the stator and the lens unit.
- the receiving portion is configured to contact the shaft portion on both sides in the rotation direction around the rotation shaft and to support the shaft portion so as to be movable along the rotation shaft direction.
- the second connecting mechanism includes a first connecting piece provided on one of the lens unit and the rotor, and a second connecting piece provided on the other of the lens unit and the rotor.
- the first connecting piece has a spiral inclined surface with the rotation axis as an axis in the rotation axis direction.
- the second connecting piece is configured to relatively move on the inclined surface in accordance with the rotation of the rotor.
- the rotation mechanism in the first or second aspect, includes a groove provided in one of the first cylinder and the second cylinder, And a convex portion provided on the other of the first cylinder and the second cylinder.
- the convex portion is fitted to the groove portion so as to be movable along the groove portion.
- the groove portion includes a rotation groove extending along the rotation direction of the second cylindrical body, and an insertion groove for inserting the convex portion into the rotation groove along the rotation axis direction.
- the attachment position is a position of the rotor where the convex portion is located in the insertion groove.
- the said rotation groove is a protrusion which produces a click feeling when the said convex part moves in the inside of the said rotation groove in the inner surface.
- the illumination module of the fifth form includes the lens module of the third or fourth form and a light source unit.
- the light source unit includes a wiring board on which a light emitting element is mounted, and a holder that holds the wiring board.
- One of the holder and the stator has an engaging claw, and the other of the holder and the stator has an engaging hole. The holder is attached to the stator by fitting the engaging claw into the engaging hole.
- the holder in the sixth aspect, includes a holding claw for holding the wiring board at a peripheral end portion of the wiring board.
- the convex portion is provided in the stator, and the groove portion is provided in the rotor.
- the holder includes a holding portion that holds the rotor so as to be rotatable around the rotation axis with the convex portion.
- the holding part is arranged so as to sandwich the side part of the turning groove between the convex part in the rotation axis direction.
- the convex part has a dimension in the rotational direction larger than a dimension in the rotational axis direction.
- a tenth aspect of the lighting fixture according to the present invention includes the lighting module according to any one of the fifth to ninth aspects, and a fixture main body that holds the lighting module.
- FIG. 1 is an exploded perspective view of an LED module according to Embodiment 1.
- FIG. It is the perspective view which looked at the holder in the LED module of Embodiment 1 from the front side. It is the perspective view which looked at the holder in the LED module of Embodiment 1 from the rear side. It is the perspective view which looked at the frame in the LED module of Embodiment 1 from the front side. It is the perspective view which looked at the frame in the LED module of Embodiment 1 from the back side. It is the perspective view which looked at the lens unit in the LED module of Embodiment 1 from the front side. It is the perspective view which looked at the lens unit in the LED module of Embodiment 1 from the back side.
- FIG. 13 is a cross-sectional view taken along line AA in FIG. 12.
- FIG. 16 is a DD cross-sectional view of FIG. 15. It is explanatory drawing explaining the state which rotated the rotor regarding the LED module of Embodiment 1. FIG. It is another explanatory drawing explaining the state which rotated the rotor regarding the LED module of Embodiment 1. FIG. It is another explanatory drawing explaining the state which rotated the rotary element regarding the LED module of Embodiment 1. FIG. FIG.
- FIG. 4 is a perspective view showing a state in which the lens unit is farthest from the light source unit with respect to the LED module of Embodiment 1.
- FIG. 21 is a sectional view taken along line BB in FIG. 20. It is a perspective view which shows the state which rotated the rotary element regarding the LED module of Embodiment 1.
- FIG. It is a perspective view which shows the state which the lens unit approached the light source part most regarding the LED module of Embodiment 1.
- FIG. It is CC sectional drawing of FIG. It is explanatory drawing explaining the method to attach the LED module of Embodiment 1 to an instrument main body. It is a perspective view which shows the structural example of the lighting fixture of Embodiment 1.
- FIG. 21 is a sectional view taken along line BB in FIG. 20. It is a perspective view which shows the state which rotated the rotary element regarding the LED module of Embodiment 1.
- FIG. It is a perspective view which shows the state which the lens unit approached the light source part most regarding
- FIG. 6 is a perspective view of a rotator in the LED module of Embodiment 2.
- the illumination module 10 of the present embodiment is an LED module including an LED as a light source.
- the light source of the illumination module 10 is not limited to the LED.
- the LED module (illumination module) 10 of the present embodiment controls the light distribution of the light source 1 having the LED 9, the frame 2 that holds the light source 1, and the light emitted from the LED 9.
- a possible lens unit 3 and a cylindrical rotator 4 disposed inside the frame 2 and rotatably held by the frame 2 are provided.
- the LED module 10 also includes a conversion mechanism 8 that allows the lens unit 3 to move along the central axis of the rotator 4 when the rotator 4 rotates in the outer circumferential direction of the rotator 4. Yes.
- the illumination module 10 of the present embodiment includes a lens module 100 and a light source unit 1.
- the lens module 100 is used to change the irradiation range of the light emitted from the light source unit 1 to a desired range.
- the lens module 100 includes a lens unit 3, a frame body 2, and a rotator 4.
- the lens module 100 further includes a rotation mechanism (2f, 4i), a conversion mechanism 8, and a restriction mechanism (5b, 7).
- the frame 2 is a first cylinder having a first central axis
- the rotator 4 is a second frame having a second central axis.
- the lens unit 3 is disposed inside the frame (first cylinder) 2.
- the rotator (second cylinder) 4 is disposed inside the frame (first cylinder) 2 so that the second central axis is parallel to the first central axis.
- the rotator (second cylinder) 4 is arranged inside the frame (first cylinder) 2 so that the second central axis coincides with the first central axis. .
- One of the frame (first cylinder) 2 and the rotor (second cylinder) 4 is a rotor, the frame (first cylinder) 2 and the rotor (first cylinder).
- the rotor (second cylinder) 4 is used as a rotor, and the frame (first cylinder) 2 is used as a stator.
- the rotator (second cylinder) 4 may be used as a stator, and the frame (first cylinder) 2 may be used as a rotator.
- the rotation mechanism has the rotation element (rotor) 4 at an attachment position (see FIGS. 10 and 11) where the rotation angle of the rotation element (rotor) 4 with respect to the frame (stator) 2 is a predetermined angle.
- the rotor (rotor) 4 and the frame (stator) 2 are disconnected from each other.
- the rotation mechanism includes a groove 4 i provided in the rotator (second cylinder) 4, a convex part 2 f provided in the frame (first cylinder) 2, and Have The convex part 2f is movably fitted in the groove part 4i along the groove part 4i.
- the groove part 4i is for inserting the rotation groove
- the attachment position in the rotation mechanism is the position of the rotator (rotor) 4 where the convex portion 2f is located in the insertion groove 4g (see FIG. 11).
- the turning mechanism includes two sets of convex portions 2f and groove portions 4i.
- the convex portion 2f is formed on the frame body 2 so as to be point-symmetric with respect to the rotation axis.
- the groove 4i is formed in the rotator 4 so as to be point-symmetric with respect to the rotation axis.
- the rotation mechanism may have a groove 4 i provided in the frame (first cylinder) 2 and a convex part 2 f provided in the rotator (second cylinder) 4. .
- the rotation mechanism includes a groove 4i provided on one of the first cylinder (frame body 2) and the second cylinder (rotator 4), the first cylinder (frame body 2), and the like. And a convex portion 2f provided on the other side of the second cylinder (rotator 4).
- the number of the convex part 2f or the groove part 4i is not limited to 2, One may be sufficient, and 3 or more may be sufficient.
- the conversion mechanism 8 is configured to move the lens unit 3 along the rotation axis with respect to the frame (stator) 2 in accordance with the rotation of the rotator (rotor) 4.
- the conversion mechanism 8 includes a first connection mechanism and a second connection mechanism.
- the first coupling mechanism is configured to couple the lens unit 3 to the stator (the frame body 2 in the present embodiment) so that the lens unit 3 can move along the rotation axis without rotating around the rotation axis. Is done.
- the first coupling mechanism includes a shaft portion (rotation preventing portion) 2 d provided on the frame (stator) 2 and a receiving portion provided on the lens unit 3. (Notch part) 3c.
- the shaft portion 2d is formed in a cylindrical shape extending along the rotation axis direction.
- the receiving portion 3c is configured to be in contact with the shaft portion 2d on both sides in the rotation direction around the rotation shaft and to support the shaft portion 2d movably along the rotation shaft direction.
- the receiving portion 3c is a circular hole into which the shaft portion 2d is fitted.
- the shaft portion 2d has a length larger than the thickness of the notch portion 3c.
- the notch 3c may have a thickness that is greater than the length of the shaft 2d.
- the first coupling mechanism includes two sets of the shaft portion 2d and the receiving portion 3c.
- the shaft portion 2d is formed on the frame body 2 so as to be point-symmetric with respect to the rotation axis.
- the receiving part 3c is formed in the lens unit 3 so as to be point-symmetric with respect to the rotation axis.
- the number of shaft portions 2d or receiving portions 3c is not limited to two, and may be one or three or more.
- the shaft portion 2d may be provided on the lens unit 3, and the receiving portion 3c may be provided on the stator (in the present embodiment, the frame body 2).
- the first coupling mechanism may include a shaft portion 2 d provided on one of the stator and the lens unit 3 and a receiving portion 3 c provided on the other of the stator and the lens unit 3. .
- the second coupling mechanism is configured such that the lens unit 3 is fixed to the rotor (rotor 4 in this embodiment) and the lens unit 3 is fixed to the stator (in this embodiment, according to the rotation of the rotor (rotor) 4). It is configured to be coupled to move relative to the frame 2).
- the second coupling mechanism includes a first coupling piece (inclined piece) 5 a provided in the lens unit 3 and a second coupling provided in the rotor (rotator 4 in this embodiment). And a piece (second inclined portion) 6.
- the inclined piece 5a has a spiral inclined surface (one surface) 5d with the rotation axis as the axis in the rotation axis direction.
- the 2nd inclination part 6 is comprised so that it may move relatively on the inclined surface (one surface) 5d according to rotation of a rotor (this embodiment rotor 4).
- the first connecting piece 5a has a second inclined surface (other surface) 5c opposite to the inclined surface (one surface) 5d.
- the rotor (rotor 4 in this embodiment) includes a third connecting piece (sliding portion) 7 in addition to the second connecting piece (second inclined portion) 6.
- the 3rd connection piece 7 is comprised so that it may move relatively on the 2nd inclined surface (other surface) 5c according to rotation of a rotor (this embodiment rotor 4).
- the first connecting piece 5 a is changed from the first connecting piece 5 a to the second connecting piece 6 and the third connecting piece 7 in accordance with the rotation of the rotor (rotor 4 in this embodiment). On the other hand, it is held between the second connecting piece 6 and the third connecting piece 7 so as to move relatively along the rotational direction.
- the second connection mechanism includes four sets of first connection pieces (inclined pieces) 5a and second connection pieces (second inclined portions) 6.
- the first connecting piece (inclined piece) 5a is formed in the lens unit 3 so as to be rotationally symmetrical four times with respect to the rotation axis.
- the 2nd connection piece (2nd inclination part) 6 is formed in a rotor (in this embodiment, the rotor 4) so that it may become rotationally symmetrical 4 times with respect to a rotating shaft.
- the number of the 1st connection piece (inclination piece) 5a or the 2nd connection piece (2nd inclination part) 6 is not limited to 4, One may be sufficient, It is 2, 3 or 5 or more, Also good.
- the first connecting piece (inclined piece) 5a is in the lens unit 3
- the second connecting piece (second inclined portion) 6 is in the rotor (rotator 4 in this embodiment)
- Each may be provided.
- the second connecting mechanism includes a first connecting piece (inclined piece) 5a provided on one of the lens unit 3 and the rotor, and a second connecting piece (first input) provided on the other of the lens unit 3 and the rotor. 2 inclined portions) 6 may be included.
- the second coupling mechanism may include the third coupling piece 7.
- the 3rd connection piece 7 is formed in a rotor (in this embodiment, the rotor 4) so that it may become rotationally symmetrical 4 times with respect to a rotating shaft.
- the number of the 3rd connection piece 7 is not limited to 4, One may be sufficient, and 2, 3 or 5 or more may be sufficient.
- the second connecting mechanism includes a first connecting piece (inclined piece) 5a provided on one of the lens unit 3 and the rotor, and a second connecting piece (first input) provided on the other of the lens unit 3 and the rotor. 2 inclined portions) 6 and a third connecting piece (sliding portion) 7.
- the regulating mechanism has a locking portion (sliding contact portion) 7 and a regulating portion (support piece) 5b.
- the locking portion 7 is provided on the rotator (rotor) 4.
- the restricting portion 5 b is provided in the lens unit 3.
- the restricting portion 5b is configured to prevent the rotor (rotor) 4 from rotating to the mounting position by hitting the locking portion 7.
- the rotor 4 is attached to the frame 2.
- the rotator 4 is disposed at the mounting position with respect to the frame 2 (see FIG. 10).
- the convex portion 2f can be inserted into the insertion groove 4g.
- the convex portion 2f is inserted into the insertion groove 4g (see FIG. 11).
- the convex portion 2f is moved from the insertion groove 4g to the rotation groove 4f (see FIG. 12).
- the rotor 4 is connected to the frame body 2 by the rotation mechanism. Therefore, the rotator 4 is attached to the frame 2 so as to be rotatable around the rotation axis.
- the lens unit 3 is attached to the frame 2.
- the lens unit 3 is disposed at a predetermined position with respect to the frame body 2 (see FIG. 12).
- the lens unit 3 is inserted into the frame body 2 along the rotation axis from one end side (the upper side in FIG. 12) of the frame body 2 to correspond to the shaft portion 2d (rotation preventing portion) 2d of the frame body 2. It fits in the receiving part (notch part) 3c.
- the lens unit 3 is connected to the frame body 2 by the first connecting mechanism. Accordingly, the lens unit 3 is connected to the frame 2 so as to be movable along the rotation axis without rotating around the rotation axis.
- the first connecting piece (inclined piece) 5 a of the lens unit 3 is held between the second connecting piece 6 and the third connecting piece 7.
- the lens unit 3 is connected to the rotor 4 by the second connecting mechanism. Therefore, the lens unit 3 connected to the frame body 2 by the first connecting mechanism is in the rotating element 4, and the lens unit 3 is along the rotation axis direction with respect to the frame body 2 in accordance with the rotation of the rotating element 4. Connected to move.
- the lens unit 3 moves along the rotation axis with respect to the frame (stator) 2 according to the rotation of the rotator (rotor) 4 by the conversion mechanism 8.
- a restriction mechanism is constituted by the restriction portion 5b of the lens unit 3 and the locking portion 7 of the rotator 4. Therefore, this restricting mechanism prevents the rotor (rotor) 4 from rotating to the mounting position.
- LED module 10 (lens module 100) of the present embodiment will be described in detail.
- the light source unit 1 includes a plurality of (in this embodiment, seven) LEDs 9, a single wiring board 11 on which the plurality of LEDs 9 are mounted, and a pair of electric wires 12 electrically connected to the wiring board 11, 12 are provided. In FIG. 1, five of the seven LEDs 9 are visible. Further, the electrical connection relationship of the plurality of LEDs 9 may be a series connection or a parallel connection, or may be a combination of a series connection and a parallel connection.
- an LED chip that emits blue light (hereinafter referred to as a blue LED chip) and a phosphor made of a yellow phosphor that emits broad yellow light that is excited by the blue light emitted from the blue LED chip.
- a white LED that obtains white light in combination can be used.
- Such an LED 9 includes, for example, a blue LED chip (not shown), one mounting substrate 9a on which the blue LED chip is mounted, and a first light-transmitting material that covers the blue LED chip and contains a yellow phosphor. And a color conversion unit (not shown) made of a material.
- the number of blue LED chips mounted on one mounting substrate 9a may be one or plural.
- the first light transmissive material for example, a silicone resin, an epoxy resin, glass, or the like can be used.
- the LED 9 has a convex lens-shaped sealing portion 9b made of a second translucent material (for example, silicone resin, epoxy resin, glass, etc.) that seals the blue LED chip and the color conversion portion. .
- a second translucent material for example, silicone resin, epoxy resin, glass, etc.
- the phosphor of the LED 9 is not limited to the yellow phosphor, and for example, a red phosphor and a green phosphor may be used.
- the LED 9 may be a white LED that obtains white light by combining an LED chip that emits violet to near ultraviolet light, and a red phosphor, a green phosphor, and a blue phosphor. Further, the LED 9 may be a white LED that obtains white light by combining an LED chip that emits red light, an LED chip that emits green light, and a blue LED chip.
- the wiring board 11 is formed of, for example, a metal base printed wiring board, and is formed in a polygonal shape (an octagonal shape in the present embodiment) in plan view.
- a metal base printed wiring board is used as the wiring board 11, it is not restricted to this,
- a ceramic substrate or the like may be used.
- the outer peripheral shape of the wiring board 11 is an octagonal shape in plan view, but is not limited thereto, and may be, for example, a quadrangular shape, a pentagonal shape, a circular shape, or the like.
- a pair of first electrode portions (not shown) that can be electrically connected to each LED 9 is formed on the wiring board 11 on the mounting surface side (lower side in FIG. 1) of each LED 9 on the wiring board 11. Each is formed by a part of a conductor pattern (not shown).
- the anode electrode is electrically connected to one of the pair of first electrode portions, and the cathode electrode is electrically connected to the other.
- a reflective layer (not shown) made of a white resist layer or the like covering most of the portions other than each LED 9 and each pair of first electrode portions is formed on the mounting surface side of each LED 9 on the wiring board 11. ing.
- each LED 9 on the wiring board 11 a pair of terminal portions 15 and 15 (see FIGS. 1 and 16) capable of electrically connecting the pair of electric wires 12 and 12 are arranged.
- each electric wire 12 is a covered electric wire in which a conductor 12a (see FIG. 16) that can be electrically connected to each terminal portion 15 is covered with an insulating covering portion 12b (see FIG. 16). A portion of the conductor 12a that is electrically connected to is exposed.
- each LED 9 on the wiring board 11 a pair of second electrode portions (not shown) for supplying power to the plurality of LEDs 9 is formed by a part of the conductor pattern.
- the pair of terminal portions 15 and 15 are electrically connected to the pair of second electrode portions by solder. 1 and 16, one terminal portion 15 of the pair of terminal portions 15 and 15 is visible.
- LED module 10 of the present embodiment “+” and “ ⁇ ” indicating polarity may be written in the vicinity of each second electrode portion of the wiring board 11. Thereby, in LED module 10 of this embodiment, it becomes possible to prevent a misconnection of a pair of electric wires 12 and 12.
- Each terminal part 15 is comprised by the U-shaped terminal board, and both the leg pieces of these terminal boards are electrically connected to each of each 2nd electrode part.
- a heat dissipation sheet 14 having electrical insulation and thermal conductivity is disposed on the side opposite to the mounting surface side of each LED 9 in the wiring board 11 (upper side in FIG. 1).
- the light source unit 1 has a holder 13 that can hold the wiring board 11 on which each LED 9 is mounted.
- the holder 13 can be made of a synthetic resin material (for example, polybutylene terephthalate (PBT)).
- PBT polybutylene terephthalate
- the holder 13 is made of a black synthetic resin material.
- the holder 13 has a bottomed cylindrical shape (in this embodiment, a bottomed cylindrical shape) for holding the wiring board 11, and an opening side of the holder main body 13a (see FIG. 2). 1 has an eaves portion 13b extending outwardly on the upper side.
- the depth dimension of the holder body 13a is set slightly larger than the thickness dimension of the wiring board 11. Further, the inner peripheral shape of the holder main body 13 a is set slightly larger than the outer peripheral shape of the wiring board 11.
- ribs 13c for positioning the wiring board 11 in the outer peripheral direction of the holder main body 13a are spaced apart from each other in the outer peripheral direction of the holder main body 13a (in this embodiment, 2 points).
- the peripheral end portion of the wiring board 11 is formed with a notch 11a at each of the positions corresponding to the ribs 13c of the holder body 13a in a state where the wiring board 11 is housed in the holder body 13a. .
- the LED module 10 of this embodiment it becomes possible to position the wiring board 11 in the outer peripheral direction of the holder main body 13a in the holder main body 13a.
- FIG. 3 one of the two ribs 13c is visible. Moreover, in FIG. 1, one notch part 11a is visible among the two notch parts 11a.
- holding claws 13d for holding the peripheral end of the wiring board 11 are separated from each other in the outer peripheral direction of the holder main body 13a (in this embodiment, a plurality of locations). 2).
- the holder 13 is provided with a holding claw 13 d that holds the peripheral end of the wiring board 11.
- protrusions 11 b for the holding claws 13 d to hold the wiring board 11 are provided integrally with the wiring board 11. Thereby, in the LED module 10 of this embodiment, the holder 13 can hold the wiring board 11.
- the through-hole 13f is formed in the bottom part of the holder main body 13a in the vicinity of each holding claw 13d, and it is confirmed that each holding claw 13d holds the wiring board 11. Is possible.
- a lead-out portion 13e for leading the pair of electric wires 12 and 12 electrically connected to the wiring board 11 to the outside is provided.
- a plurality of window holes 13g for exposing the respective LEDs 9 mounted on the wiring board 11 in a state where the holder 13 holds the wiring board 11 are formed at the bottom of the holder main body 13a. Yes.
- window holes 13g having a circular shape in plan view surrounding one LED 9 and a window having a triangular shape in plan view surrounding three LEDs 9 positioned in the vicinity of the lead-out portion 13e of the holder 13 are provided.
- the holes 13g constitute a plurality of window holes 13g.
- the pair of electric wires 12 and 12 electrically connected to the wiring board 11 in a state where the holder 13 holds the wiring board 11 is led out to the outside through the lead-out part 13e. Is possible.
- the window hole 13g having a triangular shape in plan view is referred to as a window hole 13h (see FIGS. 2 and 3) for convenience of explanation.
- Engagement claws 13k (see FIGS. 2 and 3) for the frame 2 to engage the holder 13 are separated from each other in the outer peripheral direction of the holder main body 13a on the flange portion 13b of the holder 13 (this embodiment). Then, it protrudes in two places. In short, the holder 13 is provided with an engaging claw 13k. Each engagement claw 13k can be elastically deformed in one direction along the bottom surface of the holder body 13a.
- a protruding wall 13m protruding to the opposite side of the wiring board 11 is provided integrally with the flange portion 13b on the inner peripheral portion of the flange portion 13b.
- the frame body 2 can be made of, for example, a synthetic resin material (PBT or the like).
- the frame 2 is comprised with the black synthetic resin material.
- the frame 2 includes a plate-like (disc-like in the present embodiment) bottom wall 2 a having a circular opening hole at the center, and an outer peripheral edge of the bottom wall 2 a.
- the side wall 2c is formed integrally and continuously.
- a plurality (two in the present embodiment) of engagement holes 2g are formed on the inner side surface of the first side wall 2b so that the engagement claws 13k of the holder 13 are engaged with each other.
- the frame body 2 is formed with an engagement hole 2g with which the engagement claw 13k of the holder 13 is engaged.
- the person aligns each engagement claw 13k of the holder 13 with the position of each engagement hole 2g of the first side wall 2b, and then pushes in the holder 13 so that each engagement claw 13k. Are respectively engaged with the respective engagement holes 2g, and the holder 13 can be held by the frame body 2 (see FIGS. 14 to 16).
- introduction portions 2h for introducing the respective engagement claws 13k of the holder 13 into the respective engagement holes 2g are provided in the respective engagement holes 2g. It is formed in the vicinity. Thereby, in the LED module 10 of this embodiment, it becomes possible to improve the workability
- one of the two engagement holes 2g is visible. Further, in the LED module 10 of the present embodiment, the engaging claw 13k protrudes from the holder 13 and the engaging hole 2g is formed in the frame 2. However, the engaging claw 13k protrudes from the frame 2.
- the engaging hole 2g may be formed in the holder 13.
- the light source unit 1 has the holder 13 that can hold the wiring board 11 on which the LEDs 9 are mounted, and the holder 13 holds the peripheral end of the wiring board 11.
- a claw 13d is projected, an engagement claw 13k is projected from one of the holder 13 and the frame 2, and an engagement hole 2g is formed on the other to engage the engagement claw 13k.
- the light source unit 1 includes a wiring board 11 on which a light emitting element (LED 9 in this embodiment) is mounted, and a holder 13 that holds the wiring board 11.
- LED 9 light emitting element
- the holder 13 has an engaging claw 13k, and the stator has an engaging hole 2g.
- the holder 13 is attached to the stator by fitting the engaging claw 13k into the engaging hole 2g.
- the stator may have the engaging claw 13k, and the holder 13 may have the engaging hole 2g.
- one of the holder 13 and the stator may have an engaging claw 13k, and the other of the holder 13 and the stator may have an engaging hole 2g.
- the holder 13 includes a holding claw 13 d for holding the wiring board 11 at the peripheral end of the wiring board 11.
- the light source unit 1 and the frame body 2 can be assembled without using a fixing tool such as a screw.
- a recess 2j for positioning the holder 13 in the outer peripheral direction of the frame body 2 at the end of the first side wall 2b opposite to the second side wall 2c (upper side in FIG. 1) (FIGS. 1 and 4). , 5, etc.) are formed at a plurality of locations (four locations in the present embodiment) spaced apart in the outer peripheral direction of the frame 2.
- the flange 13b of the holder 13 has a protruding piece 13n (FIGS. 1, 2 and 3) at each position corresponding to each recess 2j of the first side wall 2b when the holder 13 is held by the frame 2. Etc.) is projected.
- the lens unit 3 can be made of a translucent material (for example, acrylic resin, glass, etc.).
- the lens unit 3 is made of acrylic resin (such as methacrylic resin (PMMA)).
- the lens unit 3 includes a plurality of disc-shaped bases 3 a and a plurality of (this embodiment) for controlling the light distribution of the light emitted from each of the LEDs 9 formed on the base 3.
- this embodiment it has seven lens portions 3b.
- the lens unit 3 may have only a single lens portion 3b.
- each lens portion 3b is integrally formed at each of the portions facing the respective LEDs 9 mounted on the wiring board 11.
- the light exit surface side of each lens portion 3b is formed in a convex curved surface (for example, an aspherical shape).
- a peripheral wall 13j that protrudes toward and contacts the peripheral portion of the light incident surface of each lens portion 3b is provided integrally with the holder main body 13a.
- the LED module 10 of this embodiment it becomes possible to use the surrounding wall 13j as a light shielding wall, and the light emitted from each LED 9 is a lens part other than the lens part 3b facing each LED 9. It is possible to suppress the incidence on the light incident surface 3b.
- the peripheral wall 13j of the holder 13 is made of a black synthetic resin material, the light emitted from each LED 9 is a lens part other than the lens part 3b facing each LED 9. It is possible to further suppress the incidence on the light incident surface 3b.
- the electric wires 12 are arranged between the adjacent LEDs 9 (see FIG. 1).
- each electric wire 12 and the height dimension of the peripheral wall 13j are set to substantially the same dimension.
- a rotation preventing portion 2 d (see FIG. 5) that prevents the lens unit 3 from rotating in the outer circumferential direction of the base body 3 a is provided in the outer circumferential direction of the frame body 2. And projecting inward at a plurality of locations (two locations in the present embodiment).
- the peripheral end portion of the base body 3a of the lens unit 3 is positioned at a position corresponding to each rotation preventing portion 2d of the first side wall 2b of the frame body 2 in a state where the lens unit 3 is disposed inside the frame body 2.
- a notch 3c is formed.
- the LED module 10 of the present embodiment it is possible to prevent the lens unit 3 from rotating in the outer peripheral direction of the base body 3a due to the rotation of the rotor 4.
- the first coupling mechanism is configured by a rotation preventing portion 2 d provided in the frame body 2 and a notch portion 3 c provided in the lens unit 3.
- the rotation preventing part 2d is fitted in the cutout part 3c so as to be movable only along the rotation axis direction.
- the flange portion 13b of the holder 13 abuts each rotation preventing portion 2d at each position corresponding to each rotation preventing portion 2d of the frame body 2 in a state where the holder 13 is engaged with the frame body 2.
- the 1st notch part 13q for avoiding is formed.
- the flange 13b of the holder 13 has a second notch 13r (see FIGS. 2 and 3) for holding the LED module 10 in the fixture body 20 (see FIG. 25) in the outer peripheral direction of the holder body 13a. They are spaced apart and formed at a plurality of locations (in this embodiment, two locations).
- Each rotation preventing portion 2d is formed with a fixing screw hole 16 (see FIG. 5) into which a fixing screw (not shown) for fixing the LED module 10 to the instrument body 20 is screwed.
- Each fixing screw hole 16 is formed along a direction parallel to the center line of the opening hole of the bottom wall 2a.
- groove portions 2e are formed at positions corresponding to the respective rotation preventing portions 2d along a direction parallel to the center line of the opening hole of the bottom wall 2a (see FIG. 4, 5).
- Each groove 2e has a length dimension in a direction parallel to the center line of the opening hole of the bottom wall 2a set to half the height dimension of the first side wall 2b, and the second side wall 2c side of the first side wall 2b Is arranged.
- convex portions 2f that project inwardly protrude from a plurality of locations (in this embodiment, two locations) apart from each other in the outer circumferential direction of the frame body 2 (in this embodiment, two locations). (See FIGS. 4 and 5).
- the inner surface of the frame body 2 is provided with a convex portion 2f that protrudes inward.
- Rotator 4 can be made of, for example, a synthetic resin material (PBT or the like). In the LED module 10 of the present embodiment, the rotator 4 is made of a black synthetic resin material.
- the frame body 2 and the rotator 4 are made of a black synthetic resin material. Therefore, the light emitted from the peripheral portion on the light emitting surface side of each lens portion 3b. The light from the light source unit 1 can be collected in a certain range.
- the rotator 4 includes a rotator body 4a formed in a cylindrical shape and one end portion in the direction along the central axis of the rotator body 4a (in FIG. 1).
- a plurality of (two in the present embodiment) outer flange portions 4b extending outward.
- the projecting dimension of each outer flange portion 4 b is set to be slightly larger than the width dimension of the bottom wall 2 a of the frame body 2.
- An anti-slip is provided on the outer wall on the other end side (the lower end side in FIG. 1) of the rotator main body 4a for preventing the finger from slipping when the person rotates the rotator 4 with the finger.
- the portions 4c are provided at a plurality of locations (two locations in the present embodiment) that are spaced apart from each other in the outer circumferential direction of the rotor main body 4a.
- each anti-slip portion 4c is configured by a plurality of grooves 4j formed in a direction along the central axis of the rotor body 4a on the outer wall of the rotor body 4a. Yes.
- Each groove 4j is formed along the outer peripheral direction of the rotator body 4a on the outer wall of the rotator body 4a, and has a V-shaped sectional view.
- a plurality of marks 4d indicating the rotation position of the rotator 4 with respect to the frame body 2 are spaced apart in the outer circumferential direction of the rotator main body 4a ( In this embodiment, two) are provided.
- the distance between the light source unit 1 and the lens unit 3 is adjusted to the outer side wall of the second side wall 2c of the frame body 2 on the side opposite to the first side wall 2b side (the lower side in FIG. 1).
- a plurality of scale portions 2k are provided (two in the present embodiment) so as to be spaced apart from each other in the outer peripheral direction of the frame body 2.
- each scale unit 2k is configured by a plurality of (in this embodiment, five) scales 2m indicating the distance between the light source unit 1 and the lens unit 3. Therefore, in the LED module 10 of the present embodiment, when a person rotates the rotator 4 with respect to the frame body 2, the mark 4 d of the rotator body 4 a is displayed on the scale portion 2 k of the frame body 2. The distance between the light source unit 1 and the lens unit 3 can be easily adjusted by adjusting to one of the scales 2m.
- An outer peripheral wall 4e extends along the inner surface of the first side wall 2b in a state where the rotor 4 is held by the frame 2 at the outer peripheral end of each outer flange 4b.
- a slit portion 4f is formed along the outer peripheral direction of the rotor main body 4a for guiding the rotor 4 to rotate freely in the outer peripheral direction of the rotor 4. ing.
- the rotator 4 is formed with a slit portion 4f that guides the rotator 4 to freely rotate in the outer circumferential direction of the rotator 4.
- Each slit portion 4f is formed with an introduction portion 4g for introducing each convex portion 2f separately so as to communicate with these slit portions 4f.
- the introduction part 4g for introducing the convex part 2f is formed in the slit part 4f so as to communicate with the slit part 4f.
- Each introduction portion 4g is arranged on the rotor body 4a side (the lower side in FIG. 1) in each slit portion 4f.
- the inner surface of the frame body 2 is provided with a convex portion 2 f that protrudes inward, and the rotator 4 is disposed in the outer circumferential direction of the rotator 4.
- a slit portion 4f that guides the pivoting is formed, and an introduction portion 4g for introducing the convex portion 2f is formed in the slit portion 4f so as to communicate with the slit portion 4f.
- the rotation mechanism includes a groove 4 i provided in the rotator (second cylinder) 4 and a frame (first cylinder). 2 has a convex portion 2f.
- the convex part 2f is movably fitted in the groove part 4i along the groove part 4i.
- the groove part 4i is for inserting the rotation groove
- the attachment position in the rotation mechanism is the position of the rotator (rotor) 4 where the convex portion 2f is positioned in the insertion groove 4g.
- the longitudinal direction of the insertion groove 4g is parallel to the rotation axis direction, but it is not necessarily parallel and may intersect at an acute angle.
- the rotator 4 can be rotatably held on the frame body 2 (see FIGS. 11 and 17-19), and the rotator 4 can be rotated in the outer peripheral direction of the rotator 4. It becomes.
- each introduction portion 4g is disposed on the side of the rotator main body 4a in the slit portion 4f, each convex portion 2f of the frame body 2 is introduced into each introduction portion 4g of the rotator 4. As a result, the rotor 4 can be attached to the frame 2.
- a pair of holding portions 18, 18 that hold the rotor 4 between the protrusion 2 f of the frame body 2 in a state where the holder 13 is engaged with the frame body 2, are provided on the flange portion 13 b of the holder 13. It is provided integrally with the holder 13.
- the holder 13 is integrally provided with a holding portion 18 that holds the rotor 4 between the convex portion 2 f of the frame body 2 in a state where the holder 13 is engaged with the frame body 2. .
- the convex portion 2f is provided on the stator (the frame body 2 in this embodiment), and the groove portion 4i is provided on the rotor (the rotor 4 in this embodiment).
- the holder 13 includes a holding portion 18 that holds the rotor so as to be rotatable around the rotation axis with the convex portion 2f.
- the LED module 10 of the present embodiment it is possible to suppress deformation of the shape of each convex portion 2f of the frame body 2.
- a plurality of pairs of holding portions 18 and 18 are provided on the flange portion 13 b of the holder 13.
- each pair of holding portions 18 and 18 is disposed at each position corresponding to each convex portion 2 f of the frame body 2 in a state where the holder 13 is engaged with the frame body 2. ing. Specifically, each of the pair of holding portions 18 and 18 is such that each convex portion 2f of the frame body 2 is positioned between the pair of holding portions 18 and 18 in a state where the holder 13 is engaged with the frame body 2. Are arranged to be.
- each pair of holding portions 18, 18 has a peripheral portion (side portion) 4 j of each slit portion 4 f in each outer peripheral wall 4 e of the rotor 4 when the rotor 4 rotates. It is formed to hold.
- each convex part 2f is formed in the front view ellipse shape.
- the holding portion 18 is disposed at a position corresponding to the convex portion 2f in a state where the holder 13 is engaged with the frame body 2, and the rotator 4 rotates. Sometimes, it is formed so as to hold the peripheral portion (side portion) 4j of the slit portion 4f, and each convex portion 2f is formed in an oval shape when viewed from the front.
- the holding portion 13 is disposed so as to sandwich the side portion 4j of the rotation groove (slit portion) 4f between the convex portion 2f in the rotation axis direction.
- the convex portion 2f has a dimension in the rotation direction of the rotor (rotator 4 in this embodiment) larger than a dimension in the rotation axis direction.
- each convex part 2f is formed in the oblong shape in front view, the area which each convex part 2f slidably contacts with each slit part 4f becomes large, and the frame 2 attaches the rotor 4. It becomes possible to increase the holding force to hold.
- the conversion mechanism 8 includes a first inclined portion 5 having an inclined piece 5a that is inclined so as to be separated from one surface (the lower surface in FIG. 1) of the lens unit 3 along one outer circumferential direction of the substrate 3a.
- a second inclined portion 6 having an inclined surface 6a (see FIG. 5) on which one surface 5d (see FIGS. 1 and 6 and 7) of the inclined piece 5a is slidable in the outer peripheral direction of the base 3a, and the inclined piece 5a
- the other surface 5c (see FIG. 7) is configured by the sliding contact portion 7 that can slide in the outer peripheral direction of the base 3a and the above-described rotation preventing portion 2d.
- a plurality (four in this embodiment) of first inclined portions 5 are provided at the peripheral end of the base 3a of the lens unit 3 so as to be separated from the outer periphery of the base 3a and integrally with the base 3a.
- each 1st inclination part 5 is provided so that it may protrude to the light-projection surface side of the lens part 3b.
- Each of the first inclined portions 5 includes the inclined piece 5a and the substrate 3a which are inclined so as to gradually protrude from the substrate 3a toward the light emitting surface side of the lens portion 3b along one direction of the outer periphery of the substrate 3a. And a support piece 5b that is formed integrally with and supports the inclined piece 5a.
- the second inclined portion 6 is spaced apart from the outer flange portion 4b of the rotator 4 in the outer peripheral direction of the rotator main body 4a, and is integrated with the rotator 4 toward the lens unit 3 (upward in FIG. 1).
- a plurality are provided so as to project.
- a plurality of sliding contact portions 7 are spaced apart from each outer flange portion 4b of the rotator 4 in the outer peripheral direction of the rotator main body 4a toward the lens unit 3 side integrally with the rotator 4 (in the present embodiment). 2).
- a plurality (four) of the second inclined portion 6 and the sliding contact portion 7 are integrally provided on the rotor 4.
- each of the inclined pieces 5a of each first inclined portion 5 is formed with a notch portion 5e for individually guiding each sliding contact portion 7 of the rotor 4 to the other surface 5c of the inclined piece 5a. .
- each sliding contact part 7 of the rotator 4 can come into sliding contact with the other surface 5 c of the inclined piece 5 a in each first inclined part 5 of the lens unit 3. .
- each sliding contact portion 7 is a lens unit. It is possible to confirm the state of sliding contact with the other surface 5c of each of the three inclined pieces 5a.
- the lens unit 3 moves along the central axis (rotation axis) of the rotator 4 with respect to the rotation of the rotator 4 as shown in FIGS. This will be explained based on.
- the projections 2 f of the frame body 2 are opposite to the introduction portions 4 g of the slits 4 f of the rotor 4 (see FIG. 17, each second inclined portion 6 and each sliding contact portion 7 of the rotator 4 are arranged at one end of the inclined piece 5 a in each first inclined portion 5 of the lens unit 3. Since the distance between the light source unit 1 and the lens unit 3 is the longest, the light emitted from each LED 9 of the light source unit 1 is arranged at the end (on the right end side in FIGS. 6 and 7). The irradiation range becomes the narrowest.
- each slidable contact portion 7 slidably contacts the other surface 5c of the inclined piece 5a of each first inclined portion 5 of the lens unit 3 in one direction of the outer periphery of the base body 3a (right direction in FIG. 18).
- the inclined surface 6a of each second inclined portion 6 slidably contacts one surface 5d of the inclined piece 5a of each first inclined portion 5 of the lens unit 3 in one direction in the outer peripheral direction of the base 3a (right direction in FIG. 18).
- the lens unit 3 moves so as to approach the light source unit 1 side, the distance between the light source unit 1 and the lens unit 3 is gradually shortened, and the irradiation range of the light emitted from each LED 9 of the light source unit 1 Gradually becomes wider.
- the projections 2 f of the frame 2 are connected to the introduction portions 4 g of the slits 4 f of the rotor 4 (in FIG. 19).
- the support piece 5b of each first inclined portion 5 of the lens unit 3 is rotated by the rotation of the rotor 4 in order to prevent the rotor 4 from being detached from the frame body 2. It has a function as a regulating part that regulates the moving range.
- a restricting portion (supporting member) that restricts the rotation range of the rotator 4 to prevent the rotator 4 from being detached from the frame body 2 on the base body 3a of the lens unit 3.
- the piece 5b) is provided integrally.
- each sliding contact portion 7 of the rotor 4 has a function as a locking portion that can be detachably locked to the restriction portion (support piece 5b).
- the rotator 4 is integrally provided with a locking portion (sliding contact portion 7) that can be detachably locked to the restriction portion (support piece 5b).
- the LED module 10 (lens module 100) of this embodiment includes a restriction mechanism that prevents the rotor (rotator 4 in this embodiment) from rotating to the mounting position.
- This restricting mechanism includes an engaging portion (sliding contact portion) 7 formed on the rotor 4 and a restricting portion (support piece) 5 b formed on the lens unit 3.
- the LED module 10 of this embodiment it becomes possible to regulate the rotation range of the rotor 4, and for example, the rotor 4 can be detached from the frame 2 without using a fixing tool such as a screw. It is possible to prevent separation.
- the light source unit 1 having the LED 9, the frame body 2 that holds the light source unit 1, the lens unit 3 that can control the light distribution of the light emitted from the LED 9, and the frame
- a cylindrical rotator 4 disposed inside the body 2 and rotatably held by the frame 2, and the rotator 4 rotates in the outer peripheral direction of the rotator 4 to rotate the lens unit 3.
- the lens unit 3 includes a disk-shaped base 3a and a light distribution of light emitted from the LED 9 formed on the base 3a. And a lens portion 3b.
- the conversion mechanism 8 includes the first inclined portion 5 having the inclined piece 5a that is inclined so as to be separated from one surface of the base 3a along one direction of the outer periphery of the base 3a, and the inclined A second inclined portion 6 having an inclined surface 6a in which one surface 5d of the piece 5a can be slidably contacted in the outer peripheral direction of the base 3a, and a slidable contact portion in which the other surface 5c of the inclined piece 5a is slidable in the outer peripheral direction of the base 3a.
- a rotation preventing portion 2d that prevents the lens unit 3 from rotating in the outer circumferential direction of the base 3a, and a plurality of first inclined portions 5 are integrally provided at the peripheral end of the base 3a.
- Each of the inclined portion 6 and the sliding contact portion 7 is provided in a plurality integrally with the rotor 4, and a plurality of rotation preventing portions 2d are provided on the inner surface of the frame body 2 so as to rotate on the base 3a.
- a restricting portion (supporting part) that restricts the rotation range of the rotating element 4.
- the turning member 4 detachably locking possible locking portion (contact portion 7) is provided integrally with the restricting portion (support piece 5b).
- the light irradiation range can be changed to a desired range at a lower cost than the conventional illumination device having the configuration shown in FIG. 41 and FIG.
- the lens module 100 includes a lens unit 3, a first cylindrical body (frame body) 2 having a first central axis, and a second cylindrical body (rotating) having a second central axis.
- (Child) 4 a rotation mechanism (2f, 4i), a conversion mechanism 8, and a restriction mechanism (5b, 7).
- the lens unit 3 is disposed inside the first cylindrical body (frame body) 2.
- the second cylinder (rotator) 4 is disposed inside the first cylinder (frame) 2 so that the second central axis is parallel to the first central axis.
- One of the first cylinder (frame body) 2 and the second cylinder (rotator) 4 is a rotor (rotator 4 in this embodiment), and the rotation mechanism is a first cylinder.
- the second cylindrical body (rotor) 4 is arranged so that the other of the (frame body) 2 and the second cylindrical body (rotator) 4 is a stator (the frame body 2 in this embodiment).
- the first cylinder (frame) 4 is rotatable with respect to the first cylinder (frame) 2 around a rotation axis parallel to the first central axis.
- Body) 2 is configured to be coupled to 2.
- the rotation mechanism is configured so that the connection between the rotor and the stator is released when the rotor is positioned at an attachment position where the rotation angle of the rotor with respect to the stator is a predetermined angle.
- the conversion mechanism 8 is configured to move the lens unit 3 along the rotation axis with respect to the stator in accordance with the rotation of the rotor.
- the restricting mechanism includes a locking portion 7 provided on the rotor, and a restricting portion 5b provided on the lens unit 3 to prevent the rotor from rotating to the mounting position by hitting the locking portion 7.
- the manufacturing cost can be reduced although the lens unit 3 can be moved in the optical axis direction without rotating.
- the conversion mechanism includes a first connection mechanism and a second connection mechanism.
- the first coupling mechanism is configured to couple the lens unit 3 to the stator (the frame body 2 in the present embodiment) so that the lens unit 3 is movable around the rotation axis without rotating around the rotation axis. Is done.
- the second coupling mechanism is configured such that the lens unit 3 coupled to the stator (in this embodiment, the frame body 2) by the first coupling mechanism is used as the rotor (in this embodiment, the rotor 4), and the rotor.
- the lens unit 3 is connected to the stator so as to move along the direction of the rotation axis in accordance with the rotation.
- the first coupling mechanism includes a shaft portion (rotation preventing portion) 2d provided on one side of the stator and the lens unit 3, and a receiving portion (notch portion) 3c provided on the other side of the stator and the lens unit 3. And having.
- the receiving portion 3c is configured to be in contact with the shaft portion 2d on both sides in the rotation direction around the rotation shaft and to support the shaft portion 2d movably along the rotation shaft direction.
- the second connecting mechanism is provided on one of the lens unit 3 and the rotor, and is a first connecting piece (inclined piece) 5a having a helical inclined surface (one surface) 5d with the rotation axis as an axis in the rotation axis direction. And a second connecting piece (second inclined portion) 6 that is provided on the other of the lens unit 3 and the rotor and relatively moves on the inclined surface 5a according to the rotation of the rotor.
- the lighting fixture 30 of this embodiment includes an LED module 10 and a fixture body 20 that holds the LED module 10.
- the appliance body 20 can be made of a metal such as aluminum, for example.
- the appliance main body 20 has a plate-like (disc-like in this embodiment) bottom wall 21a having a circular opening hole in the center, and the LED module 10 side (in FIG. 25) from the outer peripheral edge of the bottom wall 21a. And a side wall 21b that protrudes downward (to the lower side).
- the instrument main body 20 has a heat radiating part 22 that radiates heat generated in the LED module 10, and the heat radiating part 22 is opposite to the LED module 10 side on the bottom wall 21 a of the main body part 21 (see FIG. 25, it is arranged on the upper side.
- the fixture main body 20 is comprised with the metal, you may comprise not only this but with materials other than a metal, for example.
- a notch portion 23 for leading the pair of electric wires 12 and 12 in the LED module 10 to the outside of the instrument main body 20 is formed on the inner peripheral portion of the bottom wall 21a of the main body portion 21.
- holding pieces 25 for holding the LED module 10 are provided on the bottom wall 21a of the main body 21 at a plurality of locations (two locations in the present embodiment) separated in the outer peripheral direction of the bottom wall 21a.
- the fixture body 20 holds the LED module 10 by holding the holder 13 by passing each holding piece 25 of the main body portion 21 through each notch portion 13r of the holder 13 of the LED module 10. It becomes possible to hold. In FIG. 25, one holding piece 25 of the two holding pieces 25 is visible.
- fixing screw insertion holes 26 through which the fixing screws for fixing the LED module 10 to the instrument main body 20 are inserted in the bottom wall 21a of the main body portion 21 at a plurality of positions (separated in the outer peripheral direction of the bottom wall 21a ( In this embodiment, it is provided in two places.
- each fixing screw insertion hole 26 is provided at each of the positions corresponding to each fixing screw hole 16 of each rotation preventing portion 2d in the LED module 10 in a state where the LED module 10 is held by the instrument body 20. Yes. Thereby, in the lighting fixture 30 of this embodiment, it becomes possible to fix the LED module 10 to the fixture main body 20.
- FIG. 25 one fixing screw insertion hole 26 out of the two fixing screw insertion holes 26 is visible.
- a first mounting screw (not shown) for mounting the above-described lighting fixture 30 to, for example, a holder 41 (see FIG. 26) held by the wiring duct 40 (see FIG. 26).
- Screw holes 28 to be screwed together are provided at a plurality of locations (in this embodiment, two locations) spaced apart in the outer peripheral direction of the bottom wall 21a. In FIG. 25, one screw hole 28 of the two screw holes 28 is visible.
- the heat dissipating part 22 is a plate-like (disc-like in this embodiment) contact part 22a that can come into contact with the heat dissipating sheet 14 in the LED module 10, and the side opposite to the LED module 10 side in the contact part 22a (FIG. 25). Then, it can be comprised with the several plate-shaped heat radiation fin 22b erected on the upper side.
- the 2nd attachment screw (not shown) for attaching the thermal radiation part 22 to the main-body part 21 is used as a means to attach the thermal radiation part 22 to the main-body part 21, for example.
- the means for attaching the heat radiation part 22 to the main body part 21 is not limited to this.
- a pair of electric wires 12 in the LED module 10 are disposed at positions corresponding to the notches 23 of the bottom wall 21a of the main body portion 21.
- a notch 24 is provided for leading 12 out of the instrument body 20.
- the notch part 23 and the notch part 24 lead out a pair of electric wires 12 and 12 in the LED module 10 from the LED module 10 side of the bottom part 21a and the contact part 22a to the said opposite side.
- a lead-out hole 27 is formed for this purpose.
- the lighting fixture 30 of this embodiment is used as a spotlight attached to the wiring duct 40 installed on the ceiling surface, for example.
- the lighting fixture 30 is electrically connected to a holder 41 for holding the fixture body 20 in the wiring duct 40 and a conductive plate (not shown) provided in the wiring duct 40 and supplies power to the LED module 10. And a power supply unit 42.
- the pair of electric wires 12 and 12 in the LED module 10 is configured by a single power cable 31 led out from the lighting fixture 30.
- the spotlight attached to the wiring duct 40 is illustrated as an example of use, it is not restricted to this, For example, as shown in FIG. It may be a spotlight or the like.
- the lighting fixture 30 of the present embodiment described above includes the above-described LED module 10 and the fixture body 20 that holds the LED module 10, the light irradiation range can be changed to a desired range at low cost. It becomes. That is, it is possible to provide a lighting fixture using the LED module 10 that can change the light irradiation range to a desired range at low cost.
- the basic configuration of the LED module 10 of the present embodiment is the same as that of the first embodiment, and protrusions 19 that can be elastically contacted with the convex portions 2f of the frame body 2 are formed on the inner peripheral walls of the slit portions 4f of the rotor 4.
- the point provided integrally is different from the first embodiment.
- symbol is attached
- subjected in FIG. 29 has shown the location which one part fractured
- a plurality of protrusions 19 are formed on each slit portion 4f of the rotor 4 (four in the present embodiment).
- the projections 19 are provided in a one-to-multiple manner with respect to the convex portion 2f of the frame body 2, but may be provided in a one-to-one manner.
- the protrusion 19 that can be elastically contacted with the convex portion 2f is integrally provided on the inner peripheral wall of the slit portion 4f.
- the rotation groove (slit portion) 4f includes a protrusion on the inner surface thereof that causes a click feeling when the convex portion 2f moves in the rotation groove 4f.
- each projection 19 of each slit portion 4f elastically contacts with each convex portion 2f of the frame body 2, so that it is possible to give a click feeling to the person.
- Each lens part 3b of the lens unit 3 is formed in a convex curved surface on the light incident surface side as shown in FIGS.
- a concave portion 52 is formed in the central portion of each lens portion 3b on the light incident surface side, and the inner surface of each concave portion 52 constitutes a light incident surface on which light from each LED 9 is incident.
- each first inclined portion 5 is formed so as to protrude toward the light incident surface side of the lens portion 3b.
- each outer peripheral wall 4e of the rotator 4 On each outer peripheral surface of each outer peripheral wall 4e of the rotator 4, as shown in FIGS. 36 and 37, a convex portion 50 for the frame body 2 to hold the rotator 4 protrudes outward. It is installed.
- a slit portion 51 that guides the rotator 4 to rotate freely in the outer peripheral direction of the rotator 4. are provided at a plurality of locations (in this embodiment, two locations).
- Each slit portion 51 is formed along the outer peripheral direction of the first side wall 2b of the frame 2.
- each slit portion 51 is formed with an introduction portion 51 a for introducing each convex portion 50 so as to communicate with each slit portion 51.
- Each introduction part 51a is arranged and opened on each slit part 51 on the side opposite to the rotor body 4 side (the upper side in FIGS. 30 and 31).
- the rotation mechanism has the groove part 55 provided in the frame (first cylinder) 2 and the convex part 50 provided in the rotator (second cylinder) 4. .
- the convex portion 50 is fitted in the groove portion 55 so as to be movable along the groove portion 55.
- the groove portion 55 includes a rotation groove (slit portion) 51 extending along the rotation direction of the rotator (second cylinder) 4 and a convex portion 50 on the rotation groove (slit portion) 51 along the rotation axis direction. Insertion groove (introduction portion) 51a.
- the attachment position is the position of the rotor (rotator 4 in this embodiment) where the convex portion 50 is located in the insertion groove 51a.
- the longitudinal direction of the insertion groove 51a is parallel to the rotation axis direction, but it is not necessarily parallel and may intersect at an acute angle.
- each convex portion 50 of the rotator 4 is opposite to each introduction portion 51a side of each slit portion 51 of the frame 2 (in FIG. 38, , On the right side), the sliding contact portions 7 of the rotator 4 are located on the end portions of the inclined pieces 5a of the lens unit 3 on the one end side (the right end side in FIGS. 34 and 35). Therefore, the distance between the light source unit 1 and the lens unit 3 is the longest, and the irradiation range of the light emitted from each LED 9 of the light source unit 1 is the narrowest.
- each sliding contact portion 7 of the rotator 4 is moved to the lens unit 3. Since the lens unit 3 moves so as to approach the light source unit 1 side gradually, the distance between the light source unit 1 and the lens unit 3 gradually decreases. The irradiation range of light emitted from each LED 9 of the light source unit 1 is gradually increased.
- each convex part 50 of the rotor 4 is on each introduction part 51a side (left side in FIG. 39) of each slit part 51 of the frame 2.
- each sliding contact portion 7 of the rotator 4 is arranged at the end on the other end side (the left end side in FIGS. 34 and 35) of each inclined piece 5 a of the lens unit 3. Therefore, the distance between the light source unit 1 and the lens unit 3 is the shortest, and the irradiation range of the light emitted from each LED 9 of the light source unit 1 is the widest.
- a restricting portion 53 (FIGS. 34 and 35) that restricts the rotation range of the rotator 4 in order to prevent the rotator 4 from being detached from the frame 2. Is provided integrally with the base 3a.
- the base 3 a of the lens unit 3 has a restricting portion 53 that restricts the rotation range of the rotor 4 in order to prevent the rotor 4 from being detached from the frame body 2. It is provided integrally.
- a plurality (two in the present embodiment) of the restricting portions 53 are provided at the peripheral end portion of the base body 3a.
- Each outer peripheral wall 4e of the rotator 4 has an engaging portion 54 (see FIGS. 30, 31, 36, 37, etc.) that can be detachably engaged with the restricting portion 53. It is provided integrally with each outer peripheral wall 4e.
- the rotor 4 is integrally provided with a locking portion 54 that can be locked and disengaged with the restriction portion 53.
- the LED module 10 (lens module 100) of this embodiment includes a restriction mechanism that prevents the rotor (rotator 4 in this embodiment) from rotating to the mounting position.
- This restricting mechanism includes an engaging portion 54 formed on the rotor 4 and a restricting portion 53 formed on the lens unit 3.
- the LED module 10 of this embodiment it becomes possible to regulate the rotation range of the rotor 4, and for example, the rotor 4 can be detached from the frame 2 without using a fixing tool such as a screw. It is possible to prevent separation.
- one suppressing portion 54 is provided on each outer peripheral wall 4e of the rotor 4.
- the lens unit 3 includes a disk-shaped base 3a and a light distribution of light emitted from the LED 9 formed on the base 3a. And a lens portion 3b.
- the conversion mechanism 8 includes the first inclined portion 5 having the inclined piece 5a that is inclined so as to be separated from one surface of the base 3a along one direction of the outer periphery of the base 3a, and the inclined A second inclined portion 6 having an inclined surface 6a in which one surface 5d of the piece 5a can be slidably contacted in the outer peripheral direction of the base 3a, and a slidable contact portion in which the other surface 5c of the inclined piece 5a is slidable in the outer peripheral direction of the base 3a.
- a rotation preventing portion 2d that prevents the lens unit 3 from rotating in the outer circumferential direction of the base 3a, and a plurality of first inclined portions 5 are integrally provided at the peripheral end of the base 3a.
- Each of the inclined portion 6 and the sliding contact portion 7 is provided in a plurality integrally with the rotor 4, and a plurality of rotation preventing portions 2d are provided on the inner surface of the frame body 2 so as to rotate on the base 3a.
- a restricting portion 53 that restricts the rotation range of the rotating element 4.
- the turning member 4 detachably locking possible locking portion 54 is provided integrally with the restricting portion 53.
- the light irradiation range can be reduced to a desired range at a lower cost than the conventional lighting device having the configuration shown in FIGS. It can be changed.
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Abstract
Description
以下、本実施形態の照明モジュール10について、図1~図25を参照しながら説明する。
以下、本実施形態のLEDモジュール10について、図28,29に基づいて説明する。
本実施形態のLEDモジュール10の基本構成は、実施形態1と同じであり、枠体2、レンズユニット3および回動子4の一部が実施形態1と相違する。なお、実施形態1と同様の構成要素には同一の符号を付して説明を適宜省略する。
Claims (10)
- レンズユニットと、
第1の中心軸を有する第1の筒体と、
第2の中心軸を有する第2の筒体と、
回動機構と、
変換機構と、
規制機構と、
を備え、
前記レンズユニットは、前記第1の筒体の内側に配置され、
前記第2の筒体は、前記第2の中心軸が前記第1の中心軸と平行するように前記第1の筒体の内側に配置され、
前記回動機構は、前記第1の筒体と前記第2の筒体との一方が回転子、前記第1の筒体と前記第2の筒体との他方が固定子となるように、前記第2の筒体を、前記第2の筒体が前記第1の筒体に対して前記第1の中心軸と平行な回転軸の回りに回動可能に前記第1の筒体に連結するように構成され、
前記回動機構は、前記回転子の前記固定子に対する回転角度が所定角度になる取付位置に前記回転子が位置したときに、前記回転子と前記固定子との連結が解除されるように構成され、
前記変換機構は、前記回転子の回転に応じて、前記固定子に対して前記レンズユニットを前記回転軸に沿って移動させるように構成され、
前記規制機構は、
前記回転子に設けられる係止部と、
前記レンズユニットに設けられ、前記係止部に当たることで、前記回転子が前記取付位置まで回転することを防止する規制部と、
を有する
ことを特徴とするレンズモジュール。 - 前記変換機構は、
前記レンズユニットを前記固定子に前記レンズユニットが前記回転軸の回りに回転せずに前記回転軸に沿って移動可能に連結する第1の連結機構と、
前記第1の連結機構によって前記固定子に連結された前記レンズユニットを前記回転子に、前記回転子の前記回転に応じて前記レンズユニットが前記固定子に対して前記回転軸に沿って移動するように連結する第2の連結機構と、
を備え、
前記第1の連結機構は、
前記固定子と前記レンズユニットとの一方に設けられる軸部と、
前記固定子と前記レンズユニットとの他方に設けられ、前記回転軸の回りの回転方向の両側において前記軸部に接触し、かつ、前記軸部を前記回転軸方向に沿って移動自在に支持する受け部と、
を有し、
前記第2の連結機構は、
前記レンズユニットと前記回転子との一方に設けられ、前記回転軸方向において前記回転軸を軸とするらせん状の傾斜面を有する第1連結片と、
前記レンズユニットと前記回転子との他方に設けられ、前記回転子の前記回転に応じて前記傾斜面上を相対的に移動するに第2連結片と、
を有する
ことを特徴とする請求項1に記載のレンズモジュール。 - 前記回動機構は、
前記第1の筒体と前記第2の筒体との一方に設けられる溝部と、
前記第1の筒体と前記第2の筒体との他方に設けられる凸部と、
を有し、
前記凸部は、前記溝部に、前記溝部に沿って移動自在に嵌められ、
前記溝部は、
前記第2の筒体の回転方向に沿って延びる回動溝と、
前記回転軸方向に沿って前記回動溝に前記凸部を挿入するための挿入溝と、
を有し、
前記取付位置は、前記凸部が前記挿入溝内に位置する前記回転子の位置である
ことを特徴とする請求項1に記載のレンズモジュール。 - 前記回動溝は、その内側面に、前記凸部が前記回動溝内を移動する際にクリック感を生じさせる突起を備える
ことを特徴とする請求項3に記載のレンズモジュール。 - 請求項3に記載のレンズモジュールと、
光源部と、
を備える照明モジュール。 - 前記光源部は、
発光素子が実装される配線基板と、
前記配線基板を保持するホルダと、
を備え、
前記ホルダと前記固定子との一方は係合爪を有するとともに、前記ホルダと前記固定子との他方は係合穴を有し、
前記ホルダは、前記係合爪を前記係合穴に嵌めることで、前記固定子に取り付けられる
ことを特徴とする請求項5に記載の照明モジュール。 - 前記ホルダは、前記配線基板を前記配線基板の周端部で保持するための保持爪を備える
ことを特徴とする請求項6に記載の照明モジュール。 - 前記凸部は前記固定子に、前記溝部は前記回転子に、それぞれ設けられ、
前記ホルダは、前記凸部とで前記回転子を前記回転軸の回りに回転可能に保持する保持部を備える
ことを特徴とする請求項6に記載の照明モジュール。 - 前記保持部は、前記回転軸方向において前記凸部との間で前記回動溝の側部を挟み込むように配置され、
前記凸部は、前記回転方向における寸法が前記回転軸方向における寸法よりも大きい
ことを特徴とする請求項8に記載の照明モジュール。 - 請求項5に記載の照明モジュールと、
前記照明モジュールを保持する器具本体と、
を備える
ことを特徴とする照明器具。
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CN201290000896.8U CN203848020U (zh) | 2011-10-19 | 2012-09-24 | 透镜模块、照明模块和照明器具 |
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JP2011229945A JP5870288B2 (ja) | 2011-10-19 | 2011-10-19 | Ledモジュールおよびそれを用いた照明器具 |
JP2011-229945 | 2011-10-19 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013226419A1 (de) * | 2013-12-18 | 2015-06-18 | Zumtobel Lighting Gmbh | Beleuchtungsanordnung mit zumindest zwei optischen Elementen |
JP2015225799A (ja) * | 2014-05-29 | 2015-12-14 | ミネベア株式会社 | 照明装置 |
EP3141810A1 (en) * | 2015-08-27 | 2017-03-15 | CP IP Holdings Limited | Lighting arrangement |
US10119685B2 (en) | 2014-12-03 | 2018-11-06 | CP IP Holdings Limited | Lighting arrangement |
US10168031B2 (en) | 2014-12-03 | 2019-01-01 | CP IP Holdings Limited | Lighting arrangement |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7186368B2 (ja) * | 2019-01-15 | 2022-12-09 | パナソニックIpマネジメント株式会社 | 照明装置 |
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JP2006208618A (ja) * | 2005-01-27 | 2006-08-10 | Matsushita Electric Ind Co Ltd | レンズ鏡筒 |
WO2009044376A2 (en) * | 2007-10-03 | 2009-04-09 | The Gillette Company | Light-emitting product, such as a flashlight |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0668208U (ja) * | 1993-03-05 | 1994-09-22 | 株式会社小糸製作所 | 配光可変型車両用灯具 |
-
2011
- 2011-10-19 JP JP2011229945A patent/JP5870288B2/ja not_active Expired - Fee Related
-
2012
- 2012-09-24 CN CN201290000896.8U patent/CN203848020U/zh not_active Expired - Fee Related
- 2012-09-24 WO PCT/JP2012/074320 patent/WO2013058060A1/ja active Application Filing
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JP2006208618A (ja) * | 2005-01-27 | 2006-08-10 | Matsushita Electric Ind Co Ltd | レンズ鏡筒 |
WO2009044376A2 (en) * | 2007-10-03 | 2009-04-09 | The Gillette Company | Light-emitting product, such as a flashlight |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013226419A1 (de) * | 2013-12-18 | 2015-06-18 | Zumtobel Lighting Gmbh | Beleuchtungsanordnung mit zumindest zwei optischen Elementen |
JP2015225799A (ja) * | 2014-05-29 | 2015-12-14 | ミネベア株式会社 | 照明装置 |
US10119685B2 (en) | 2014-12-03 | 2018-11-06 | CP IP Holdings Limited | Lighting arrangement |
US10168031B2 (en) | 2014-12-03 | 2019-01-01 | CP IP Holdings Limited | Lighting arrangement |
EP3141810A1 (en) * | 2015-08-27 | 2017-03-15 | CP IP Holdings Limited | Lighting arrangement |
Also Published As
Publication number | Publication date |
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JP5870288B2 (ja) | 2016-02-24 |
CN203848020U (zh) | 2014-09-24 |
JP2013089502A (ja) | 2013-05-13 |
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