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WO2015169214A1 - Ampoule tubulaire à del - Google Patents

Ampoule tubulaire à del Download PDF

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Publication number
WO2015169214A1
WO2015169214A1 PCT/CN2015/078340 CN2015078340W WO2015169214A1 WO 2015169214 A1 WO2015169214 A1 WO 2015169214A1 CN 2015078340 W CN2015078340 W CN 2015078340W WO 2015169214 A1 WO2015169214 A1 WO 2015169214A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat
led bulb
insulating
conducting column
heat conducting
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2015/078340
Other languages
English (en)
Chinese (zh)
Inventor
张夙敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CE Lighting Ltd
Original Assignee
CE Lighting Ltd
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 CE Lighting Ltd filed Critical CE Lighting Ltd
Publication of WO2015169214A1 publication Critical patent/WO2015169214A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems

Definitions

  • the utility model relates to a tubular LED bulb.
  • LED solid-state lighting sources are increasingly used, and more and more as lighting sources.
  • the application of the existing tubular energy-saving lamps is still relatively common. If the LED bulb is used as the light source instead of the energy-saving bulb, it is better to conform to the shape of the existing energy-saving lamp, so that it is convenient to be replaced and replaced.
  • the technical problem to be solved by the utility model is to overcome the deficiencies of the prior art, and to provide a tubular LED bulb which can directly replace the existing energy-saving light bulb and has good heat dissipation effect.
  • the utility model comprises a lamp cap, an insulating heat dissipating component, a translucent cover, a driving circuit, a plurality of LEDs, a heat conducting column and a flexible circuit board, wherein two ends of the insulating heat dissipating component respectively
  • the lamp holder and the transparent cover are fixedly connected, the driving circuit is located in the inner cavity of the insulating heat sink, and the tail portion of the heat conducting column is fixedly connected with the insulating heat sink, and the transparent cover is cylindrical and
  • the heat conducting column is covered, the flexible circuit board is coated on the pillar sidewall of the heat conducting column, and a plurality of the LEDs are electrically connected to the flexible circuit board and along the heat conducting column
  • the plurality of LEDs sequentially conduct heat and heat through the flexible circuit board, the heat conducting column, the insulating heat sink, and the lamp cap.
  • the front end of the transparent cover is open, and the front end of the heat conducting column is sleeved with an insulating transparent cap.
  • the insulated light transmissive cap is fixed to the heat conducting column by gluing.
  • the two ends of the insulating heat dissipating member are respectively fixed to the lamp cap and the light transmissive cover by adhesive bonding; the flexible circuit board and the heat conducting post are bonded and fixed by a thermal conductive adhesive.
  • the sidewall of the insulating heat sink is provided with a plurality of heat dissipation grooves.
  • the center of the heat conducting column is provided with a heat dissipation through hole.
  • the light transmissive cover is made of plastic or glass.
  • the translucent cover is transparent or translucent.
  • the heat conducting column is made of aluminum, and the insulating heat sink is made of heat conductive plastic or ceramic.
  • the type of the lamp cap is E27 or E26 or E14 or E12 or G24 or G23 or B22 or G9 or GU10.
  • the utility model has the beneficial effects that: since the utility model comprises a lamp cap, an insulating heat dissipating component, a translucent cover, a driving circuit, a plurality of LEDs, a heat conducting column and a flexible circuit board, the two ends of the insulating heat dissipating component respectively correspond to the lamp cap
  • the light transmissive cover is fixedly connected, the driving circuit is located in the inner cavity of the insulating heat sink, and the tail portion of the heat conducting column is fixedly connected with the insulating heat sink, and the transparent cover is cylindrical and
  • the heat conducting column is covered, the flexible circuit board is coated on the pillar sidewall of the heat conducting column, and the plurality of LEDs are electrically connected to the flexible circuit board and are evenly distributed along the heat conducting column
  • the plurality of LEDs sequentially conduct heat and heat through the flexible circuit board, the heat conducting column, the insulating heat sink, and the lamp cap; the present invention passes the flexible circuit board, the heat conducting column, and the The insulating heat dissip
  • FIG. 1 is a schematic perspective view of a first embodiment of the present invention
  • FIG. 2 is a schematic side view showing the structure of the first embodiment of the present invention.
  • Figure 3 is a schematic exploded view of the first embodiment of the present invention.
  • FIG. 4 is a schematic side view showing the structure of the second embodiment of the present invention.
  • Figure 5 is a schematic cross-sectional view of the second embodiment of the present invention.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • the tubular LED bulb of the embodiment includes a lamp cap 1, an insulating heat dissipating member 2, a translucent cover 3, a driving circuit 4, a plurality of LEDs 6, a heat conducting column 5, and a flexible circuit board 7.
  • the two ends of the insulating heat dissipating member 2 are respectively fixedly connected to the lamp cap 1 and the translucent cover 3, and specifically, both ends of the insulating heat dissipating member 2 pass through the lamp cap 1 and the translucent cover 3 respectively.
  • the adhesive phase is fixed, the driving circuit 4 is located in the inner cavity of the insulating heat sink 2, the tail of the heat conducting column 5 is fixedly connected with the insulating heat sink 2, and the transparent cover 3 is cylindrical and
  • the heat conducting column 5 is covered in the inner side of the column and the front end surface of the heat conducting column 5, specifically between the flexible circuit board 7 and the heat conducting column 5 Securely bonded by a thermal conductive adhesive, a plurality of the LEDs 6 are electrically connected to the flexible circuit board 7 and distributed along the heat conducting column 5, and a plurality of the LEDs 6 are sequentially passed through the flexible circuit board 7,
  • the heat conducting column 5, the insulating heat sink 2 and the lamp cap 1 perform heat conduction and heat dissipation, and the front end of the light transmissive cover 3 is obliquely opened, so that the LED directly It is connected to the outside air to facilitate the convection of the heat dissipating air and enhance the heat dissipating effect.
  • the front end of the heat conducting column 5 is sleeved with an insulating transparent cap 8, specifically, the insulating translucent cap 8 is fixed to the heat conducting column by gluing. 5, in order to prevent the human body from directly contacting the LED and the circuit, and avoiding the safety hazard such as electric shock, the side wall of the insulating heat dissipating member 2 is provided with a plurality of heat dissipating grooves 21, and the center of the heat conducting column 5 is provided with a heat dissipating through hole 51. In order to increase the heat dissipation channel, facilitate heat dissipation, avoid heat accumulation of the LED and high temperature, and help to prolong the life.
  • the transparent cover 3 is made of translucent plastic, and may of course be made of glass or fully transparent.
  • the heat conducting column 5 is made of aluminum material, and the insulating heat sink 2 is made of heat conductive plastic, of course, it can also be made of ceramic.
  • the lamp head is of type E27, and of course it can be E26 or E14 or E12 or G24 or G23. Or other models such as B22 or G9 or GU10.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the tubular LED bulb of the present embodiment is different from the first embodiment in that, in the embodiment, the front end of the translucent cover 3 is a flat opening.
  • the utility model performs heat conduction and heat dissipation through the flexible circuit board 7, the heat conducting column 8, the insulating heat sink 2 and the lamp cap 1, and can play the role of heat conduction and heat dissipation on each component, and
  • the shape is consistent with the existing tubular energy-saving bulb, and the LED bulb is used as the light source instead of the energy-saving bulb.
  • the shape of the existing energy-saving lamp is consistent, the installation and replacement are convenient, and it is easy to be accepted, so the utility model can directly replace the existing energy-saving bulb. And the heat dissipation effect is good.
  • the utility model can be widely applied to the field of LED illumination.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

L'invention concerne une ampoule tubulaire à DEL qui peut remplacer directement les ampoules à économie d'énergie existantes et possède un bon effet de dissipation thermique, comprenant un culot de lampe (1), un dissipateur thermique isolant (2), un diffuseur (3), un circuit d'attaque (4), une pluralité de DEL (6), une colonne de conduction thermique (5) et une carte à circuit flexible (7), deux extrémités du dissipateur thermique isolant (2) étant reliées fixement au culot de lampe (1) et au diffuseur (3), respectivement ; le circuit d'attaque (4) est situé dans une cavité interne du dissipateur thermique isolant (2) ; l'extrémité de queue de la colonne de conduction thermique (5) est reliée fixement au dissipateur thermique isolant (2) ; le diffuseur (3) est sous forme tubulaire et couvre la colonne de conduction thermique (5) en son sein ; la carte à circuit flexible (7) couvre la paroi latérale du corps de colonne de la colonne de conduction thermique (5) ; la pluralité de DEL (6) est connectée électriquement à la carte à circuit flexible (7) et répartie uniformément le long de la colonne de conduction thermique (5) ; et la chaleur de la pluralité de DEL (6) est conduite et dissipée successivement à travers la carte à circuit flexible (7), la colonne de conduction thermique (5), le dissipateur thermique isolant (2) et le culot de lampe (1). L'ampoule à DEL tubulaire peut être appliquée dans une large mesure au domaine de l'éclairage à DEL.
PCT/CN2015/078340 2014-05-08 2015-05-06 Ampoule tubulaire à del Ceased WO2015169214A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201420234676.2U CN203823530U (zh) 2014-05-08 2014-05-08 一种管形led灯泡
CN201420234676.2 2014-05-08

Publications (1)

Publication Number Publication Date
WO2015169214A1 true WO2015169214A1 (fr) 2015-11-12

Family

ID=51479028

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2015/078340 Ceased WO2015169214A1 (fr) 2014-05-08 2015-05-06 Ampoule tubulaire à del

Country Status (2)

Country Link
CN (1) CN203823530U (fr)
WO (1) WO2015169214A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018184883A1 (fr) * 2017-04-05 2018-10-11 Philips Lighting Holding B.V. Dispositif d'éclairage et luminaire le comprenant

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203823530U (zh) * 2014-05-08 2014-09-10 深圳市中电照明股份有限公司 一种管形led灯泡

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201269434Y (zh) * 2008-10-11 2009-07-08 杭州恩迪照明科技有限公司 Led照明灯泡
CN202228949U (zh) * 2011-07-25 2012-05-23 陈建伟 直管型led灯泡
CN102798013A (zh) * 2012-08-06 2012-11-28 深圳市中电照明股份有限公司 一种对流散热式led灯泡
CN202812877U (zh) * 2012-08-06 2013-03-20 深圳市中电照明股份有限公司 一种高效散热led灯泡
CN203215360U (zh) * 2013-04-23 2013-09-25 深圳市中电照明股份有限公司 一种led灯
CN203823530U (zh) * 2014-05-08 2014-09-10 深圳市中电照明股份有限公司 一种管形led灯泡

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201269434Y (zh) * 2008-10-11 2009-07-08 杭州恩迪照明科技有限公司 Led照明灯泡
CN202228949U (zh) * 2011-07-25 2012-05-23 陈建伟 直管型led灯泡
CN102798013A (zh) * 2012-08-06 2012-11-28 深圳市中电照明股份有限公司 一种对流散热式led灯泡
CN202812877U (zh) * 2012-08-06 2013-03-20 深圳市中电照明股份有限公司 一种高效散热led灯泡
CN203215360U (zh) * 2013-04-23 2013-09-25 深圳市中电照明股份有限公司 一种led灯
CN203823530U (zh) * 2014-05-08 2014-09-10 深圳市中电照明股份有限公司 一种管形led灯泡

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018184883A1 (fr) * 2017-04-05 2018-10-11 Philips Lighting Holding B.V. Dispositif d'éclairage et luminaire le comprenant

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