WO2015132868A1 - Lampe à diodes électroluminescentes de type à volet - Google Patents

Lampe à diodes électroluminescentes de type à volet Download PDF

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Publication number
WO2015132868A1
WO2015132868A1 PCT/JP2014/055376 JP2014055376W WO2015132868A1 WO 2015132868 A1 WO2015132868 A1 WO 2015132868A1 JP 2014055376 W JP2014055376 W JP 2014055376W WO 2015132868 A1 WO2015132868 A1 WO 2015132868A1
Authority
WO
WIPO (PCT)
Prior art keywords
lamp body
lamp
led lamp
support
led
Prior art date
Application number
PCT/JP2014/055376
Other languages
English (en)
Japanese (ja)
Inventor
石谷　清
Original Assignee
日本コルモ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日本コルモ株式会社 filed Critical 日本コルモ株式会社
Priority to JP2014531041A priority Critical patent/JP5749863B1/ja
Priority to PCT/JP2014/055376 priority patent/WO2015132868A1/fr
Publication of WO2015132868A1 publication Critical patent/WO2015132868A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • 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
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • 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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/02—Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to an LED lamp, and more particularly, to an LED lamp that can change the direction of illumination as desired while attached to a ceiling or the like.
  • LEDs have advantages such as long life, low power consumption, instant lighting, and no influence on light intensity even in low-temperature environments. Therefore, in the field of lighting equipment, conventional incandescent and fluorescent lamps are used. As an alternative, it is spreading rapidly. For example, it can be replaced with a straight tube fluorescent lamp of a lighting fixture that has already been installed on the ceiling, wall surface, etc., and integrated with a case with an LED lamp of the same shape (straight tube) or an inverter for LED.
  • Various types are known that can replace the conventional straight tube fluorescent lamp, ballast for fluorescent lamp, and inverter case.
  • a long thin type LED lamp such as a straight tube type that is assumed to be mounted on a ceiling surface or a wall surface from the beginning is also known.
  • an object of the present invention is to provide an LED lamp capable of changing the direction of illumination in an installed place.
  • the present inventor can rotate the lamp body at any time in any installation place such as a ceiling, a wall, a display shelf, etc., without incurring the complexity of the LED lamp having the following configuration. It was found that the lighting direction can be changed freely. That is, the present invention provides the following.
  • a lamp body comprising both ends spaced apart in the longitudinal direction and an intermediate portion extending therebetween, and a pair of support means for supporting the lamp body at both ends;
  • the lamp body is provided with one or more LED elements inside, and at least one side surface of the intermediate portion is a flat light that transmits light emitted from the LED elements to the outside.
  • the support means supports the lamp body so as to be rotatable at both ends in the longitudinal direction;
  • the rotation axis of the support is parallel to the central axis of the lamp body in the longitudinal direction and on one of the two longitudinal edges of the lamp body extending with the flat light transmission portion interposed therebetween.
  • a flap type LED lamp characterized by being arranged along.
  • the present invention having the above-described configuration, it is possible to change the direction of illumination by rotating the lamp body attached to the ceiling or other support body by the support means around the rotation axis at any time.
  • the intermediate part constituting the main part of the lamp body forms a flat light transmitting part on one side of the side surface thereof, and the rotation shaft is arranged along one of the longitudinal edges of the lamp body.
  • the support for example, an inverter case or reflector installed on the ceiling, wall, shelf, or on the surface of the support or embedded
  • the rotating shaft can be kept close to each other, and it is easy to install in places where space is limited.
  • FIG. 1 is a perspective view of the LED lamp according to the first embodiment in the vicinity of an end portion without a terminal cover.
  • FIG. 2 is an exploded view of the LED lamp of Example 1 from an oblique front side near the end.
  • FIG. 2 is an exploded view of the LED lamp of Example 1 from the oblique rear side near the end.
  • FIG. 4 is a perspective view of the vicinity of the end portion of the lamp body in the first embodiment. In the figure, the end cover has been removed.
  • FIG. 5 is a perspective view of the vicinity of the end portion of the LED lamp of Example 1, showing a state in which the lamp body is supported and closed by the support means. In the figure, the end cover has been removed.
  • FIG. 6 is a perspective view of the vicinity of the end portion of the LED lamp of Example 1 showing a state in which the end cover is further attached to
  • FIG. 7A is a plan view of the LED lamp of Example 1
  • FIG. 7B is a side view thereof
  • FIG. 7C is a bottom view thereof.
  • FIG. 8 is an end view of the LED lamp of the first embodiment.
  • FIG. 9 is an end view showing two of the various states of the LED lamp according to the first embodiment attached to the support surface by the flap-type rotation of the lamp body.
  • FIG. 10 shows (A) the closed state, (B) the 45 ° opened state, (C) the 90 ° opened state, and (D) the LED lamp of Example 1 attached to the support surface.
  • FIG. 12 is an end view of the LED lamp of the second embodiment.
  • the “both ends” of the lamp body are portions that are directly supported in a rotatable manner by the support means, and the “intermediate portion” is a portion that extends between these both ends. This is a part for radiating light from the element to the outside.
  • the term “LED lamp” includes both those including and not including an inverter for LED.
  • the inverter is provided on the ceiling, wall, or other support side.
  • the LED lamp of the present invention is preferably separated from the inverter. Since it is preferable, it may be selected according to the assumed use state.
  • the “flap type” refers to a form in which an object rotates within an angular range around an axis provided along one side thereof, such as a rudder of a door or an airplane.
  • the term “flat” for the “light transmitting portion” means that the surface of the light transmitting portion is a flat surface that spreads flat as a whole, not a cylindrical surface around the central axis of a lamp such as a straight tube fluorescent lamp. Does not need to be flat.
  • the surface includes a partial shape such as irregularities or has roundness or corners that go around the edge of the light transmission portion. Such a partial shape does not hinder the lamp body from being pivotable at a wide angle by placing a pivot shaft along one of the edges on both sides of the light transmitting section. It is.
  • the lamp body may be configured to include, for example, an outer wall surrounding a cylindrical cavity and an LED element provided in the cavity.
  • Such an outer wall forming the side surface of the lamp body may be an integral molded body or may be configured by combining a plurality of members, but may be an integral molded body (for example, made of resin ) Is preferable because it is simple and low-cost.
  • the length and width of the lamp body are not particularly limited.
  • the number and arrangement form of the LED elements inside the lamp body are not related to the specific effects brought about by the present invention, and can be arbitrarily determined.
  • the “light transmissive part” of the lamp body is made of a translucent (transparent, translucent, light diffusing) material (for example, synthetic resin).
  • a translucent (transparent, translucent, light diffusing) material for example, synthetic resin.
  • Other parts of the lamp body need not be translucent, but may be translucent.
  • the “support means” refers to the surface of the support itself (ceiling surface, wall surface, shelf surface, or the surface of an inverter case or a reflection plate installed in such a form as it is embedded in the surface). It is a member that is fixed and supports both ends of the lamp body of the LED lamp of the present invention in that state. In the present invention, the lamp body is supported by the “supporting means” so that the lamp body can be rotated within a certain angle range.
  • the range of the rotatable angle there is no particular limitation on the range of the rotatable angle, and it may be set as appropriate. Although it can be rotated up to 180 °, for example, depending on the assumed usage, it can normally meet most requirements if it can be rotated up to about 110 °. If it is assumed that a sufficient use mode is assumed by rotation in a narrower range, for example, rotation to about 45 ° may be possible. In order to prevent the rotation beyond a certain angle, for example, a protrusion that comes into contact with some part (for example, an end) of the lamp body when the rotation of the lamp body reaches its maximum angle. Various methods obvious to those skilled in the art, such as providing a stopper such as a step or a step on the support means, may be appropriately selected.
  • the term “rotating axis” means an axis (straight line) that is the center of rotation in a rotating motion, and does not mean a specific physical structure such as a shaft.
  • the specific structure for making the lamp body rotatable is arbitrary. Examples of the engagement relationship between each end portion of the lamp body and each supporting means corresponding thereto include, for example, a combination of a shaft on one side and a hole on the other side, and both holes and a shaft passed through it. , A cylindrical projection and a plurality of projections surrounding the entire circumference or a part thereof, a plurality of circumferentially arranged projections and a cylindrical or annular projection fitted inside or outside thereof, etc. Various combinations that are self-evident are possible, and they may be selected and used as appropriate.
  • the “rotating shaft” of the lamp body is not on the longitudinal central axis of the lamp body but is eccentric, and two longitudinal edges of the lamp body that extend with the light transmitting portion therebetween. Arranged along one of the sections. By doing so, it becomes easy to rotate the lamp body supported by the support means fixed to the ceiling surface or other support surface at a large angle without causing interference with the support surface.
  • the rotation axis is aligned with the longitudinal center axis of the lamp body, one side of the lamp body turns around toward the support surface with the rotation. It is necessary to keep it sufficiently far from the support surface, and it is necessary to provide an extra gap between the support surface and the lamp body, and a compact design cannot be achieved.
  • the LED lamp of the present invention is used as a ceiling light for homes, as a base light for offices, stores and other facilities, as well as for store product display shelves, product refrigerated cases, refrigerators, mirrors (three-sided mirrors, one-sided mirrors, etc.) As a lighting device that allows the user to change the direction of illumination at any time, it is highly convenient.
  • FIG. 1 is a perspective view of the vicinity of an end portion of an LED lamp 1 according to Embodiment 1 of the present invention.
  • the end cover is removed to show the wiring part at the end.
  • reference numeral 2 denotes a lamp body, which has a flat light transmission part 3 on one side surface.
  • the lamp body 2 is rotatably supported at the end by a support means 4.
  • An alternate long and short dash line Ax indicates a rotation axis. As is apparent from the drawing, the rotation axis is not on the central axis of the lamp body 2 but along one of the edges of the light transmission portion 3. Then, it is arranged to pass through the lamp body.
  • 5 is a wiring
  • 6 is a wiring fixing belt.
  • the lamp body 2 of the present embodiment is, for example, 45 mm in width at the end, but the size can be arbitrarily changed along with the size of the support means 4 and the length of the lamp body.
  • the LED lamp 1 also includes support means at opposite ends that are not visible in the figure, and the shapes of the pair of support means at both ends are mirror images (plane symmetry). Note that wiring is only required on one side.
  • reference numeral 10 denotes a cover as an outer wall constituting the side surface of the lamp body 2, which is made of a translucent resin and actually extends to the end.
  • the middle part is sandwiched, but it is shown in a cut-out form to show the inside.
  • a plurality of LED substrates 12 having LED elements are accommodated in the lamp body 2 in an array on a reinforcing plate 14 made of extruded aluminum.
  • the 16 is a mounting bracket for attaching another member to the end of the cover 10 and is configured to be attached to the reinforcing plate 14 with screws 18.
  • a packing 20 is fitted inside the end cap 22.
  • the end cap 22 is configured to be fitted to the outer periphery of the end of the cover 10 so as to close the end of the cover 10.
  • the end cap 22 has tubular portions 26 a and 26 b through which two screws 24 a and 24 b having a thread near the tip end are passed through the screw holes in the vicinity of both ends of the mounting bracket 16. Washers 28, 29, and 30 are fitted to the tubular portion 26a. Among these, the washer 29 is a spring washer.
  • the support means 4 includes a base portion 4a fixed to a wall surface or other support surface, and a disk-like support portion 4b formed on a column rising from the base portion 4a.
  • the support portion 4b includes a screw 24a. It has a through hole 4c for passing through.
  • An end cover 32 is fastened with screws 24a and 24b that are screwed onto the mounting bracket 20, and is configured to cover structural parts and members from the end cap 22 of the lamp body to the support portion 4b. .
  • the washer 29, which is a spring washer, is compressed between the support portion 4b and the end cap 22 by screwing of the screw 24a, and is maintained in a state where the washers on both sides are pressed with a constant repulsive force.
  • This repulsive force generates frictional force that resists the rotation of the lamp body 2 relative to the support means 4 over the entire area from the washers 28 and 30 on both sides to the support portion 4b and the end cap 22.
  • This frictional force can prevent the lamp body 2 from rotating naturally, but if a force larger than this frictional force is applied by hand, the lamp body 2 can be easily rotated by a desired angle. Thereafter, even if the hand is released, the position of the lamp body 2 is maintained as it is after the rotation.
  • the illumination direction can be changed at any time after being mounted on the support surface and rotated around the central axis of the screw 24a.
  • the end cap 22 is symmetric with respect to its own center plane.
  • the support means 4 in the figure can be combined with the end cap 22 by replacing the support means 4 on the other end side in a mirror image relationship (plane symmetry) with the support means 4 in the figure.
  • the lamp body 2 can be rotated with the central axis of the screw 24b as the rotation axis, and as a result, the opening direction. Can be reversed.
  • the opening direction of the lamp body can be freely selected on the spot.
  • FIG. 4 is a perspective view showing a state in which the end cover 32 is not covered in the vicinity of the end portion of the lamp body in the present embodiment
  • FIG. 5 is a perspective view showing a state in which the supporting means 4 is fitted thereto.
  • FIG. 7 is an (A) plan view, (B) side view, (C) bottom view, and FIG. 8 is an end view of the LED lamp of this embodiment.
  • FIG. 9 shows the LED lamp of Example 1 attached to the support surface in a closed state (practical) and opened with respect to the support means 4 among various states due to the flap-type rotation of the lamp body 2. It is an end elevation which shows two states (broken lines). S1 indicates a support such as a ceiling.
  • FIG. 10 shows the LED lamp of this embodiment attached to the support S2, in which the lamp body 2 is closed with respect to the support means 4 (A), 45 ° open (B), It is an end view when it is in the state opened 90 degrees and the state opened 110 degrees (D).
  • an arrow extending from the lamp body indicates the light emission direction (that is, the illumination direction).
  • FIG. 11 shows the two LED lamps facing each other of the present embodiment attached to the support S3, in which the lamp body 2 is closed with respect to the support means 4 (A) and both are 20 °. It is an end view when it is in an opened state (B), a state where both are opened 45 ° (C), a state where both are opened 90 ° (D), and a state where both are opened 110 ° (E).
  • an arrow extending from the lamp body indicates the light emission direction.
  • FIG. 12 is an end view of the LED lamp of Example 2 (wiring is omitted in the figure).
  • the LED lamp of the present embodiment is inverted from the left and right compared to the lamp of the first embodiment, is relatively wide, and differs from that of the first embodiment in that the number of LED elements is increased. And the function relating to rotation are the same as those of the first embodiment.
  • 4 'indicates support means 4a' indicates a base portion, and 32 'indicates an end cover.
  • the flap-type LED lamp of the present invention can change the direction of illumination at any time as desired, and the distance between the support surface to which the support means is fixed and the rotation axis while taking a large rotation range. Because it can be made small, it is easy to install in places with limited space. For this reason, the flap-type LED lamp of the present invention is used as a ceiling light for homes, as a base light for offices, stores and other facilities, as well as store display shelves, refrigerated cases for products, refrigerators, mirrors (three-sided mirrors, one side) As a lighting device that allows the user to change the direction of illumination at any time, such as a mirror, it is highly convenient.
  • LED lamp 2 Lamp body 3: Light transmission part 4, 4 ': Support means 4a, 4a': Base part 4b: Support part 4c: 5: Wiring 6: Wiring fixing belt 10: Cover 12: LED board 14: Reinforcing plate 16: Mounting bracket 18: Screw 20: Packing 22: End cap 24a, 24b: Screw 26a, 26b: Tubular portion 28, 30: Washer 29 : Spring washer 32, 32 ': End cover Ax: Rotating shaft S1, S2, S3: Support

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

Cette invention concerne une lampe à DEL de type à volet (1) apte à changer la direction d'éclairage dans un endroit où la lampe est disposée. Ladite lampe à DEL est caractérisée en ce qu'elle comprend : un corps principal de lampe (2) qui comprend les deux sections d'extrémité et une section intermédiaire s'étendant entre les sections d'extrémité ; et une paire de moyens de support (4) qui supportent le corps principal de lampe au les deux sections d'extrémité. Ladite lampe à DEL est également caractérisée en ce que : le corps principal de lampe comprend un élément de DEL à l'intérieur de celui-ci ; au moins une des surfaces latérales de la section intermédiaire est en forme de section plane de transmission de lumière (3) ; les moyens de support supportent en rotation le corps principal de lampe au niveau des deux sections d'extrémité dans la direction longitudinale du corps principal de lampe ; et un axe de rotation (Ax) est disposé le long de l'une des deux sections d'extrémité dans la direction longitudinale qui s'étendent avec la section de transmission de lumière du corps principal de lampe disposée entre celles-ci.
PCT/JP2014/055376 2014-03-04 2014-03-04 Lampe à diodes électroluminescentes de type à volet WO2015132868A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2014531041A JP5749863B1 (ja) 2014-03-04 2014-03-04 フラップ式ｌｅｄランプ
PCT/JP2014/055376 WO2015132868A1 (fr) 2014-03-04 2014-03-04 Lampe à diodes électroluminescentes de type à volet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2014/055376 WO2015132868A1 (fr) 2014-03-04 2014-03-04 Lampe à diodes électroluminescentes de type à volet

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WO2015132868A1 true WO2015132868A1 (fr) 2015-09-11

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WO (1) WO2015132868A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018037178A (ja) * 2016-08-30 2018-03-08 日立アプライアンス株式会社 光源ユニット及び照明器具
JP2022168083A (ja) * 2018-07-12 2022-11-04 三菱電機株式会社 灯具
WO2024149583A1 (fr) * 2023-01-09 2024-07-18 Signify Holding B.V. Unité d'éclairage linéaire présentant des performances améliorées

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102182144B1 (ko) * 2019-08-06 2020-11-23 신장공업 주식회사 조명 장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62180811U (fr) * 1986-05-07 1987-11-17
JPH0164809U (fr) * 1987-10-19 1989-04-26
JPH056704A (ja) * 1991-06-27 1993-01-14 Mitsubishi Electric Corp 配光可変照明装置
JP2010177140A (ja) * 2009-01-30 2010-08-12 Daiwa House Industry Co Ltd 天井取付け式ｌｅｄ照明構造
EP2314908A2 (fr) * 2009-10-24 2011-04-27 Dietmar F. Brück Unité émettrice de lumière stationnaire
JP2011096380A (ja) * 2009-10-27 2011-05-12 Nec Lighting Ltd 照明スタンド

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62180811U (fr) * 1986-05-07 1987-11-17
JPH0164809U (fr) * 1987-10-19 1989-04-26
JPH056704A (ja) * 1991-06-27 1993-01-14 Mitsubishi Electric Corp 配光可変照明装置
JP2010177140A (ja) * 2009-01-30 2010-08-12 Daiwa House Industry Co Ltd 天井取付け式ｌｅｄ照明構造
EP2314908A2 (fr) * 2009-10-24 2011-04-27 Dietmar F. Brück Unité émettrice de lumière stationnaire
JP2011096380A (ja) * 2009-10-27 2011-05-12 Nec Lighting Ltd 照明スタンド

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018037178A (ja) * 2016-08-30 2018-03-08 日立アプライアンス株式会社 光源ユニット及び照明器具
JP2022168083A (ja) * 2018-07-12 2022-11-04 三菱電機株式会社 灯具
JP7383097B2 (ja) 2018-07-12 2023-11-17 三菱電機株式会社 灯具
WO2024149583A1 (fr) * 2023-01-09 2024-07-18 Signify Holding B.V. Unité d'éclairage linéaire présentant des performances améliorées

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JP5749863B1 (ja) 2015-07-15

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