WO2011121145A1 - Tube d'éclairage à del et son système de fixation - Google Patents

Tube d'éclairage à del et son système de fixation Download PDF

Info

Publication number
WO2011121145A1
WO2011121145A1 PCT/ES2010/070191 ES2010070191W WO2011121145A1 WO 2011121145 A1 WO2011121145 A1 WO 2011121145A1 ES 2010070191 W ES2010070191 W ES 2010070191W WO 2011121145 A1 WO2011121145 A1 WO 2011121145A1
Authority
WO
WIPO (PCT)
Prior art keywords
tube
led
lampholder
light
fixing
Prior art date
Application number
PCT/ES2010/070191
Other languages
English (en)
Spanish (es)
Inventor
Alberto Gejo Beneitez
Iñigo ALVAREZ XIMENEZ DE EMBUN
Fernando Moreno Torrero
Moisés DOMINGO GARCÍA
Original Assignee
Luxintec, S.L.
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 Luxintec, S.L. filed Critical Luxintec, S.L.
Priority to PCT/ES2010/070191 priority Critical patent/WO2011121145A1/fr
Publication of WO2011121145A1 publication Critical patent/WO2011121145A1/fr

Links

Classifications

    • 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
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • 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
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • F21K9/275—Details of bases or housings, i.e. the parts between the light-generating element and the end caps; Arrangement of components within bases or housings
    • 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
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/62—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using mixing chambers, e.g. housings with reflective walls
    • 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
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/65—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction specially adapted for changing the characteristics or the distribution of the light, e.g. by adjustment of parts
    • 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 the field of lighting tubes. Specifically it refers to a lighting tube suitable for the replacement of fluorescent tubes that provides light through a series of LEDs inside.
  • LED tube systems are known in the art whose objective is to provide tubes that can replace the fluorescent tubes currently used, taking advantage of the same connection types without therefore having to make any modifications to the current lampholders.
  • These LED tubes provide a diffused light that cannot be directed towards the specific area to be illuminated, which presents the main drawback of a large loss of light produced that is not used optimally.
  • WO 2009/085529 discloses an LED lighting apparatus with one or more rotating connections, so that the inclination angle of the LED lighting apparatus can be adjusted to direct the produced light towards a desired surface or area.
  • this solution is relatively complex and is therefore expensive.
  • the apparatus proposed by this document continues to have the disadvantage that the emitted light is diffuse and therefore is not optimally utilized.
  • the present invention relates to a LED lighting tube comprising a body of extruded material of high thermal conductivity in the form of a tube with a recess to accommodate at least one LED and with fixing means at its ends, to the less an LED for lighting inside the body LED slot, a pcb circuit for the control of at least one LED, the electronics needed to power the pcb circuit, a cover closure that allows the passage of light covering the hollow of the body in which the at least one LED and lampholder fixing elements located at the ends of the body and embedded in the holes are located.
  • the tube-shaped body covers at least 70% of the diameter of the tube section, with a gap of at most 30% of the tube section being free to accommodate the at least one LED and allow the light output, taking advantage of the emitted light and focusing on a specific area.
  • the tube-shaped body incorporates two lateral surfaces in the LED recess so that they reflect the light of the LEDs directing it towards the object to be illuminated.
  • the invention in a second aspect, relates to a system for fixing a lighting tube to a lamp holder that allows the light emitted by the lighting tube to be directed towards a specific area.
  • the system comprises fixing elements of lighting tube to lampholders to place them at the ends of a lighting tube body, said fixing elements being formed by a first piece arranged to be fixed by means of projections to corresponding fixing means of the body of tube and that can move in solidarity with it, two connection pins to the supply current, a support plate for the pins, and a second lampholder fixing piece that will remain fixed to the lampholder once the tube is placed in the same.
  • Figure 1 represents an exploded perspective view of the preferred embodiment of the present invention.
  • Figure 2 shows a cross-sectional front view of another preferred embodiment of the present invention.
  • Figure 3 shows a front view of the graduated scale indicating the angle of inclination of the LED lighting tube of the present invention. Detailed description of the preferred embodiments
  • FIG. 1 A perspective view of an LED lighting tube according to the preferred embodiment of the present invention is seen in Figure 1. It can be seen that the tube comprises a body of extruded material 10 of high thermal conductivity in the form of a tube with a recess to accommodate a LED strip 12 and with fixing means 14 as holes at its ends. It also includes a pcb circuit 16 for the control of the LEDs 12 as well as the electronics necessary for the supply of the pcb circuit 16. The gap for the LEDs 12 is covered by a closing cover 18 that allows the passage of light, which can be translucent or transparent.
  • the tube-shaped body 10 covers a diameter of the section of the upper tube that is free to accommodate the LEDs 12 and allow the light to exit, thus taking advantage of the emitted light and focusing it on an area concrete
  • the tube-shaped body 10 covers at least 70% of the diameter of the tube section, leaving a gap of at most 30% of the tube section to accommodate the LEDs. 12 and allow the output of light, thus taking advantage of the emitted light and focusing it on a specific area.
  • the LED lighting tube comprises lenses 20 located on the LEDs 12 which allow greater control of the light emitted by them.
  • fixing elements for lampholders formed in that preferred embodiment by a first piece 22 fixed by means of projections 23 to corresponding fixing means 14 of the body 10 that can move in solidarity with it, two connecting pins 24 to the supply current, a support plate 26 of the pins 24 and a second piece 28 for fixing to the lamp holder that will remain fixed to the lamp holder once the tube is placed in it.
  • the LED lighting tube once the LED lighting tube is placed in a lampholder, its inclination with respect to said lampholder can be adjusted to direct the light emitted by the LEDs 12 towards a specific area.
  • the first piece 22 can rotate with respect to the second piece 28, the tube-shaped body 10 rotating in a manner integral with the first piece 22 while the second piece 28 remains fixed with respect to the lampholder.
  • the tube-shaped body 10 containing the LEDs 12 will rotate with respect to the lampholder, thus being able to direct the light produced towards a desired area.
  • the first piece 22 has a graduated angle scale 30 to indicate the inclination angle of the tube-shaped body 10 with respect to the lampholder.
  • the inclination of the tube-shaped body 10 with respect to the lampholder can be adjusted by any suitable system, for example by means of the clip and grooving system shown in Figure 1. It is noted that the first piece 22 comprises an internal groove groove 32 for its fixation at the desired angle with respect to the second piece 28.
  • the second piece 28 comprises a reference arrow 34 for positioning at a desired desired angle.
  • Figure 2 shows a front cross section of the LED lighting tube according to another preferred embodiment of the present invention.
  • the hole for housing the LEDs 12 of the tube-shaped body 10 can be better appreciated, and how this hole assumes a diameter of the tube-shaped body section 10 substantially smaller than that covered by the body-shaped body itself.
  • tube 10 which allows a better use of the emitted light and centers it on a specific area.
  • the tube-shaped body 10 shown in this figure 2 is shaped like a reflector, so that the light emitted by the LEDs 12 inside is better utilized.
  • the tube-shaped body 10 incorporates two lateral surfaces 10a, 10b in the LED recess so that they reflect the light of the LEDs 12 directing it towards the object to be illuminated. It can also be seen that the fixing means 14 of the body 10 have a clamp-like configuration.
  • Figure 3 shows a front view of the LED lighting tube according to the preferred embodiment of the present invention, in which the graduated scale 30 indicating the inclination angle of the tube-shaped body 10 with respect to the lampholder can be seen.
  • the tube-shaped body is made of a reflective material, preferably of aluminum.
  • a layer of high reflectance material is applied to the tube-shaped body in order to increase the reflectance and therefore improve the use of light.
  • This layer can be of any material suitable, for example, is selected from the group consisting of anodized aluminum, metallized plastic and white material.
  • a layer of said high reflectance material is also applied on the pcb circuit to increase the reflectance and at the same time protect the pcb circuit against oxidation.
  • the present invention also relates to a system for fixing a lighting tube to a lampholder that allows adjusting the inclination of the tube with respect to the lampholder to direct the light emitted by the lighting tube towards a specific area.
  • the system comprises fixing elements of lighting tube to lampholders to place them at the ends of a lighting tube body, said fixing elements being formed by a first piece arranged to be fixed by means of projections to corresponding fixing means of the body of tube and that can move in solidarity with it, two connection pins to the supply current, a support plate for the pins, and a second lampholder fixing piece that will remain fixed to the lampholder once the tube is placed in the same.
  • the adjustment of the inclination of the lighting tube with respect to the lampholder is carried out by means of a clip and grooved grooved system.
  • the first piece 22 of the fixing system comprises a graduated scale 30 to indicate the angle of inclination of the illumination tube with respect to the lampholder.

Landscapes

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

Abstract

La présente invention concerne un tube à DEL comprenant un corps tubulaire de matière extrudée à haute conductivité thermique qui présente un creux permettant de loger au moins une DEL, au moins une DEL d'éclairage, un circuit imprimé destiné à commander la ou les DEL, une électronique nécessaire pour alimenter le circuit imprimé, un couvercle permettant le passage de la lumière et recouvrant le creux du corps dans lequel se trouve la ou les DEL, ainsi que des éléments de fixation à une douille aux extrémités du corps. Selon la présente invention, le corps tubulaire recouvre au moins 70% du diamètre de la section du tube, un creux d'au maximum 30% restant libre afin de loger au moins une DEL et de permettre la sortie de lumière, d'où la mise à profit de la lumière émise et son orientation vers une zone précise.
PCT/ES2010/070191 2010-03-30 2010-03-30 Tube d'éclairage à del et son système de fixation WO2011121145A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/ES2010/070191 WO2011121145A1 (fr) 2010-03-30 2010-03-30 Tube d'éclairage à del et son système de fixation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/ES2010/070191 WO2011121145A1 (fr) 2010-03-30 2010-03-30 Tube d'éclairage à del et son système de fixation

Publications (1)

Publication Number Publication Date
WO2011121145A1 true WO2011121145A1 (fr) 2011-10-06

Family

ID=44711377

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ES2010/070191 WO2011121145A1 (fr) 2010-03-30 2010-03-30 Tube d'éclairage à del et son système de fixation

Country Status (1)

Country Link
WO (1) WO2011121145A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012204510A1 (de) 2011-11-18 2013-05-23 Tridonic Jennersdorf Gmbh Rohrförmige LED-Lampe
DE102011086628A1 (de) 2011-11-18 2013-05-23 Tridonic Jennersdorf Gmbh Rohrförmige LED-Lampe
DE102012201788A1 (de) 2011-11-18 2013-05-23 Tridonic Jennersdorf Gmbh Rohrförmige LED-Lampe
EP2602542A1 (fr) * 2011-11-10 2013-06-12 Jakob Radtke Dispositif d'éclairage
DE102012106165A1 (de) * 2012-07-10 2014-05-15 Insta Elektro Gmbh Beleuchtungsanordnung

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1672277A1 (fr) * 2004-12-15 2006-06-21 Emteq, Inc. Lampe à connecteurs tournants
US20090122543A1 (en) * 2007-11-08 2009-05-14 Shu-Hsiung Kuo Lamp assembly
US20090159919A1 (en) * 2007-12-20 2009-06-25 Altair Engineering, Inc. Led lighting apparatus with swivel connection
WO2009143047A2 (fr) * 2008-05-23 2009-11-26 Altair Engineering, Inc. Système d’éclairage à del et résistant aux décharges électriques
WO2009148237A2 (fr) * 2008-06-05 2009-12-10 Kyung-Ho Yang Lampe d'éclairage à del à direction d'éclairage réglable
WO2009154162A1 (fr) * 2008-06-17 2009-12-23 ローム株式会社 Lampe à del

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1672277A1 (fr) * 2004-12-15 2006-06-21 Emteq, Inc. Lampe à connecteurs tournants
US20090122543A1 (en) * 2007-11-08 2009-05-14 Shu-Hsiung Kuo Lamp assembly
US20090159919A1 (en) * 2007-12-20 2009-06-25 Altair Engineering, Inc. Led lighting apparatus with swivel connection
WO2009143047A2 (fr) * 2008-05-23 2009-11-26 Altair Engineering, Inc. Système d’éclairage à del et résistant aux décharges électriques
WO2009148237A2 (fr) * 2008-06-05 2009-12-10 Kyung-Ho Yang Lampe d'éclairage à del à direction d'éclairage réglable
WO2009154162A1 (fr) * 2008-06-17 2009-12-23 ローム株式会社 Lampe à del

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2602542A1 (fr) * 2011-11-10 2013-06-12 Jakob Radtke Dispositif d'éclairage
DE102012204510A1 (de) 2011-11-18 2013-05-23 Tridonic Jennersdorf Gmbh Rohrförmige LED-Lampe
WO2013072270A1 (fr) 2011-11-18 2013-05-23 Tridonic Jennersdorf Gmbh Lampe à del tubulaire
DE102011086628A1 (de) 2011-11-18 2013-05-23 Tridonic Jennersdorf Gmbh Rohrförmige LED-Lampe
WO2013072267A1 (fr) 2011-11-18 2013-05-23 Tridonic Jennersdorf Gmbh Lampe à diodes électroluminescentes tubulaire
DE102012201788A1 (de) 2011-11-18 2013-05-23 Tridonic Jennersdorf Gmbh Rohrförmige LED-Lampe
DE102012106165A1 (de) * 2012-07-10 2014-05-15 Insta Elektro Gmbh Beleuchtungsanordnung
DE102012106165B4 (de) * 2012-07-10 2014-10-09 Insta Elektro Gmbh Beleuchtungsanordnung

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