WO2009094908A1 - Lampe de jour à diodes led - Google Patents

Lampe de jour à diodes led Download PDF

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Publication number
WO2009094908A1
WO2009094908A1 PCT/CN2009/070006 CN2009070006W WO2009094908A1 WO 2009094908 A1 WO2009094908 A1 WO 2009094908A1 CN 2009070006 W CN2009070006 W CN 2009070006W WO 2009094908 A1 WO2009094908 A1 WO 2009094908A1
Authority
WO
WIPO (PCT)
Prior art keywords
led fluorescent
led
fluorescent lamp
circuit substrate
tube
Prior art date
Application number
PCT/CN2009/070006
Other languages
English (en)
Chinese (zh)
Inventor
Chunjian Yanh
Qiang Wen
Original Assignee
Shenzhen Green Semiconductor Lighting Co., 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 Shenzhen Green Semiconductor Lighting Co., Ltd. filed Critical Shenzhen Green Semiconductor Lighting Co., Ltd.
Publication of WO2009094908A1 publication Critical patent/WO2009094908A1/fr

Links

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
    • F21S4/00—Lighting devices or systems using a string or strip of light sources
    • F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
    • F21S4/28—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/02—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for simulating daylight
    • 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 utility model relates to the technical field of illumination, in particular to an LED fluorescent lamp. Background technique
  • LED is a kind of semiconductor that can convert electric energy into visible light. It has the advantages of high efficiency, pure light color, high light quality, low energy consumption, long life, and close proximity to point light source. It is an internationally recognized new 21st century. Green light source.
  • the existing LED fluorescent lamps are usually composed of point light sources, which emit too much light, and there are problems with LED daylight lighting lines being too glaring.
  • the LED is a direct light, it is easy to project a fine pattern on the wall of the tube to produce a shadow phenomenon; in addition, the lamp of the existing LED fluorescent lamp is generally transparent, because the transparent tube is easy to make light. It produces external glare, and it is easy to see the internal parts structure from the outside of the tube, so that it can not achieve the beautiful effect during use, and can not meet the increasing requirements of people.
  • the technical problem mainly solved by the embodiments of the present invention is to provide an LED fluorescent lamp which can make the light line softer, more comfortable and beautiful.
  • An LED fluorescent lamp comprising: a lamp tube, a circuit substrate located in the lamp tube, the LED substrate and the power supply circuit respectively disposed on both sides of the circuit board, and the two ends of the lamp tube
  • the lamp base is provided with at least one PET film on the inner wall of the corresponding lamp tube on the side of the circuit board.
  • the lamp tube corresponding to one side of the circuit substrate provided with the power circuit is opaque.
  • the inner wall of the lamp tube corresponding to one side of the circuit substrate provided with the power circuit is provided with at least one light blocking layer.
  • the PET film is a PET diffusion film.
  • the PET film is a PET brightness enhancement film.
  • the inner wall of the lamp tube is provided with two opposite card slots, and the circuit substrate is fixed in the lamp tube through a card slot.
  • a side of the circuit substrate on which the LED is disposed is coated with a reflective material.
  • the reflective material is white oil.
  • the circuit substrate is a PCB board.
  • the tube is a PC tube.
  • the inner wall of the lamp tube corresponding to one side of the circuit substrate is provided with at least one PET film, which can decompose the light, thereby eliminating glare and making the light look softer and more comfortable;
  • the circuit board is provided with one at least one light blocking layer on the inner wall of the corresponding lamp tube on one side of the power circuit, or the corresponding light tube on the side where the circuit board is provided with the power circuit is opaque, the light shielding layer or The opaque part of the lamp can block the components inside the LED fluorescent tube, making the LED fluorescent lamp more beautiful.
  • FIG. 1 is a schematic cross-sectional view of a first embodiment of an LED fluorescent lamp of the present invention
  • FIG. 2 is a perspective view of a first embodiment of the LED fluorescent lamp of the present invention
  • FIG. 3 is a cross-sectional view of a second embodiment of the LED fluorescent lamp of the present invention.
  • Lamp 1 circuit board 2 ; LED 3 ; power circuit 4 ; PET film 5 ; card slot 6 ; light shielding layer 7; constant current I C 8.
  • an embodiment of the present invention discloses an LED fluorescent lamp, which comprises a lamp tube 1 , a circuit board 2 located in the lamp tube 2 , and an LED 3 and a power source respectively disposed on two sides of the circuit board 2 . a circuit 4 and a lamp pin (not shown) at both ends of the lamp tube 1.
  • the circuit board 2 is provided with one side of the LED 3 corresponding to the inner wall of the lamp tube and provided with at least one PET (polyethylene terephthalate) a film 5, the PET film 5 can be used for LED
  • PET polyethylene terephthalate
  • the lamp tube 1 is a PC tube
  • the circuit board 2 is a PCB board.
  • the inner wall of the lamp tube 1 is provided with two opposite card slots 6, and the circuit board 2 is fixed in the lamp tube 1 through the card slot 6.
  • At least one light blocking layer 7 is disposed on the inner wall of the lamp tube corresponding to one side of the circuit board 1 on which the power circuit 4 is disposed, and the light shielding layer 7 is provided.
  • the light emitted by the LED can be decomposed to prevent the light emitted by the LED fluorescent lamp from generating external glare.
  • the light shielding layer 7 blocks the internal components of the LED fluorescent lamp, so that the LED fluorescent lamp is more beautiful overall.
  • the lamp substrate corresponding to one side of the circuit board 2 provided with the power circuit 4 is opaque, and the opaque portion of the lamp tube can be emitted to the LED.
  • the light acts as a decomposition to prevent the light emitted by the LED fluorescent lamp from generating glare; in addition, the opaque portion also blocks the internal components of the LED fluorescent lamp, so that the LED fluorescent lamp is more beautiful overall.
  • the PET film 5 is a PET diffusion film or a PET brightness enhancement film.
  • the PET diffusion film and the PET brightness enhancement film can be used separately during actual production and application. In order to soften the light of the LED fluorescent lamp while enhancing the illumination effect, it is also possible to use both the PET diffusion film and the PET brightness enhancement film.
  • the power supply circuit 4 includes a constant current IC 8 disposed on a side of the circuit substrate 2 on which the LED is disposed.
  • the constant current IC 8 is eliminated from interfering with other metal devices. The problem is that the light from the LED fluorescent lamp is more stable.
  • one side of the circuit board 2 on which the LED 3 is disposed is coated with a reflective material, and the light emitted by the LED is reflected by the reflective material. In actual application, Can make better use of the light emitted by the LED.
  • the reflective material is white oil (liquid photosensitive solder resist ink).
  • the circuit board 2 is provided with at least one inner wall corresponding to one side of the LED 3
  • the inner wall of the corresponding lamp tube is provided with at least one light blocking layer 7 or the lamp tube corresponding to the side of the circuit board 2 on which the power supply circuit 4 is disposed is opaque, and the opaque portion of the light shielding layer 7 or the lamp tube can block the LED fluorescent lamp.
  • the internal components of the tube make the LED fluorescent lamp more beautiful.
  • the LED daylight of the embodiment of the present invention can be incorporated into the lamp holder of the conventional fluorescent lamp, and can be used instead of the conventional LED fluorescent lamp.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

L'invention concerne une lampe de jour à diodes LED qui comprend un tube d'éclairage (1), un substrat de circuit (2) étant monté dans le tube d'éclairage (1) et des pieds lumineux étant placés aux deux extrémités du tube d'éclairage (1). Des diodes LED (3) et un circuit d'alimentation sont placés séparément des deux côtés du substrat de circuit (2). Un côté d'une paroi interne du tube d'éclairage (1) correspondant aux diodes LED (3) est muni d'au moins un film en PET.
PCT/CN2009/070006 2008-01-27 2009-01-04 Lampe de jour à diodes led WO2009094908A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNU2008200919162U CN201155709Y (zh) 2008-01-27 2008-01-27 一种led日光灯
CN200820091916.2 2008-01-27

Publications (1)

Publication Number Publication Date
WO2009094908A1 true WO2009094908A1 (fr) 2009-08-06

Family

ID=40103491

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2009/070006 WO2009094908A1 (fr) 2008-01-27 2009-01-04 Lampe de jour à diodes led

Country Status (2)

Country Link
CN (1) CN201155709Y (fr)
WO (1) WO2009094908A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9239157B2 (en) 2010-08-26 2016-01-19 Rasit Özgüc Light-emitting means, in particular for operation in lampholders for fluorescent lamps

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201155709Y (zh) * 2008-01-27 2008-11-26 杨春建 一种led日光灯
CN102434801A (zh) * 2011-12-14 2012-05-02 常州市华贤五金厂 一种led日光灯
CN105371252A (zh) * 2015-12-16 2016-03-02 东莞市星曜光电照明科技有限公司 一种直接式一体封装散热模块

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2529077Y (zh) * 2001-12-14 2003-01-01 张君伟 光栅胶片灯罩
CN1553228A (zh) * 2003-05-29 2004-12-08 明基电通股份有限公司 增光扩散薄膜
CN2926767Y (zh) * 2006-02-27 2007-07-25 郭薇 Led日光灯
CN101008480A (zh) * 2007-01-17 2007-08-01 王建华 模块组合式低压led日光灯
CN200968527Y (zh) * 2006-07-28 2007-10-31 毛建亮 Led路灯
CN201145224Y (zh) * 2007-12-14 2008-11-05 深圳市三迅光电有限公司 Led日光灯
CN201155709Y (zh) * 2008-01-27 2008-11-26 杨春建 一种led日光灯

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2529077Y (zh) * 2001-12-14 2003-01-01 张君伟 光栅胶片灯罩
CN1553228A (zh) * 2003-05-29 2004-12-08 明基电通股份有限公司 增光扩散薄膜
CN2926767Y (zh) * 2006-02-27 2007-07-25 郭薇 Led日光灯
CN200968527Y (zh) * 2006-07-28 2007-10-31 毛建亮 Led路灯
CN101008480A (zh) * 2007-01-17 2007-08-01 王建华 模块组合式低压led日光灯
CN201145224Y (zh) * 2007-12-14 2008-11-05 深圳市三迅光电有限公司 Led日光灯
CN201155709Y (zh) * 2008-01-27 2008-11-26 杨春建 一种led日光灯

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9239157B2 (en) 2010-08-26 2016-01-19 Rasit Özgüc Light-emitting means, in particular for operation in lampholders for fluorescent lamps

Also Published As

Publication number Publication date
CN201155709Y (zh) 2008-11-26

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