WO2017024434A1 - Ampoule électrique à del remplie de gaz - Google Patents

Ampoule électrique à del remplie de gaz Download PDF

Info

Publication number
WO2017024434A1
WO2017024434A1 PCT/CN2015/086339 CN2015086339W WO2017024434A1 WO 2017024434 A1 WO2017024434 A1 WO 2017024434A1 CN 2015086339 W CN2015086339 W CN 2015086339W WO 2017024434 A1 WO2017024434 A1 WO 2017024434A1
Authority
WO
WIPO (PCT)
Prior art keywords
gas
led light
light bulb
filled
cavity
Prior art date
Application number
PCT/CN2015/086339
Other languages
English (en)
Chinese (zh)
Inventor
饶汉鑫
李光
Original Assignee
深圳市裕富照明有限公司
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 深圳市裕富照明有限公司 filed Critical 深圳市裕富照明有限公司
Priority to PCT/CN2015/086339 priority Critical patent/WO2017024434A1/fr
Publication of WO2017024434A1 publication Critical patent/WO2017024434A1/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
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
    • 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
    • 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
    • F21V29/50—Cooling arrangements

Definitions

  • the invention relates to the technical field of luminaires, and in particular to an inflatable LED bulb.
  • Light source components for general LED bulbs include LEDs and PCBs (Printed Circuit) Board, printed circuit board), LEDs are placed on the PCB through patches or plug-ins and connected to the PCB circuit.
  • the flux used in the conventional patch and plug-in process will remain on the light source component, and the residual flux will volatilize in the sealed cavity of the LED bulb, which will pollute the gas in the LED bulb and easily cause light decay.
  • An inflatable LED bulb comprising:
  • a blister having a cavity inside, the cavity being filled with a heat conductive gas
  • the filament assembly located in the cavity, the filament assembly comprising an LED and a wire of an SMD or CSP package, the number of the LED and the wire being a plurality, the LED and the wire being alternately connected to form In a chain shape, both ends of the filament assembly are fixedly coupled to the bracket.
  • the LED does not need to be connected to the PCB, and is directly connected to the wire, so no flux is needed, so that the heat conduction gas can be prevented from being contaminated and the light decay phenomenon can be prevented.
  • the PCB is not required to be connected to the wire, the manufacturing process is simple, the PCB and the solder are saved, and the production cost is greatly reduced.
  • LEDs in SMD or CSP packages are highly reliable and have excellent seismic resistance. Individually packaged LEDs are attached to the wire for a more reliable structure that improves yield. Since the wire can be bent and shaped, the filament assembly can be bent and shaped according to requirements, and full-angle illumination can be realized, and the process is not easily damaged, the processing difficulty is reduced, and the yield of the product is improved.
  • Figure 1 is a perspective view of an inflated LED bulb in an embodiment
  • Figure 2 is a partial cross-sectional view of the gas-filled LED bulb of Figure 1;
  • Figure 3 is a perspective view of a gas-filled LED bulb in still another embodiment
  • Figure 4 is a partial cross-sectional view of the gas-filled LED bulb of Figure 3;
  • Figure 5 is a perspective view of a gas-filled LED bulb in still another embodiment
  • Figure 6 is a partial cross-sectional view of the gas-filled LED bulb of Figure 5;
  • Figure 7 is a perspective view of a gas-filled LED bulb in still another embodiment
  • Figure 8 is a partial cross-sectional view of the gas-filled LED bulb of Figure 7.
  • a gas LED bulb will be described more fully hereinafter with reference to the associated drawings.
  • a preferred embodiment of an inflated LED bulb is given in the drawings.
  • the inflated LED bulb can be implemented in many different forms and is not limited to the embodiments described herein. Rather, the purpose of providing these embodiments is to make the disclosure of the inflated LED bulb more thorough and comprehensive.
  • an inflatable LED bulb 10 of an embodiment includes a bulb 100, a stent 200, and a filament assembly 300.
  • the cavity 100 is internally provided with a cavity 120.
  • the cavity 120 is filled with a heat-conducting gas, and the heat-conducting gas can better dissipate heat to the filament assembly 300 to improve the service life of the LED bulb 10.
  • the heat conductive gas may include hydrogen gas, helium gas, and helium gas, and the heat conductive gas may be a mixed gas of the above two or three, or may be a mixed gas of the above three mixed gases with other gases.
  • the bracket 200 is fixedly disposed within the cavity 120.
  • the bracket 200 is sintered and connected to the bulb 100, and the two are sintered into one body, which is simple in processing and firmly connected.
  • the filament assembly 300 is located within the cavity 120 and the filament assembly 300 includes LEDs in an SMD or CSP package 320 and wire 340, SMD is the abbreviation of Surface Mounted Devices, refers to surface mount devices.
  • CSP Chip Scale
  • the abbreviation of Package refers to the chip scale package.
  • the number of LEDs 320 and wires 340 are multiple, and the LEDs 320 and the wires 340 are alternately connected to form a chain.
  • the LEDs 320 is connected to the wire 340 by welding. Both ends of the filament assembly 300 are fixedly coupled to the bracket 200.
  • the LED 320 is directly connected to the wire 340 without connecting the PCB, and the LED
  • the wire 320 and the wire 340 may be connected by welding, so that no flux is required, so that the heat conduction gas can be prevented from being contaminated and the light decay phenomenon can be prevented.
  • the PCB is not connected to the wire 340, the manufacturing process is simple, the PCB and the solder are saved, and the production cost is greatly reduced.
  • LEDs in SMD or CSP packages 320 has high reliability and strong seismic resistance. Individually packaged LED The 320 is connected to the wire 340, and the structure is more reliable, which can improve the yield. Since the wire 340 can be bent and shaped, the filament assembly 300 can be bent and shaped as needed, and the full-angle illumination can be realized, and the process is not easily damaged, the processing difficulty is reduced, and the yield of the product is improved.
  • the inflated LED bulb 10 further includes a base 400 and a circuit board 500 that is mounted on the bulb 100 and located outside of the cavity 120.
  • the circuit board 500 is located within the base 400 and the circuit board 500 is electrically coupled to the filament assembly 300.
  • the inflated LED bulb 10 can also include a connecting wire 600 in which at least a portion of the connecting wire 600 is located, and the circuit board 500 and the filament assembly 300 are electrically connected by the connecting wire 600.
  • the end of the connecting wire 600 extends out of the bracket 200 and is connected to the wire 340 at the end of the filament assembly 300 to improve the reliability of the connection.
  • the outer wall of the base 400 is provided with a connecting thread 420, and the connecting base for connecting the LED bulb 10 is provided with a threaded interface, and the base 400 is connected to the connecting base through the connection thread 420 interface.
  • the connection manner between the lamp cap 400 and the connector connecting the LED bulb 10 is not limited to being connected through a screw interface, and may also be connected through a snap interface or other type of standard interface.
  • the outer wall of the lamp cap 400 is provided with a connecting bayonet 440.
  • the connecting bayonet 440 is for connecting to the bayonet of the connector.
  • the filament assembly 300 is bent into a U-shape.
  • the two ends of the filament assembly 300 are respectively connected to the bracket 200.
  • the distance between the two ends of the U-shaped filament assembly 300 is relatively close, and the connecting wire 600 is conveniently disposed in the bracket 200.
  • the structure of the bracket 200 is simple and convenient for processing.
  • the number of the filament assemblies 300 is plural, the plurality of filament assemblies 300 intersect each other, and the plurality of filament assemblies 300 have a gap therebetween. There is a gap between the plurality of filament assemblies 300 to facilitate heat dissipation. And the plurality of filament assemblies 300 cross each other to enable the LEDs
  • the distribution of 320 is uniform, thereby making the illumination uniform.
  • the bracket 200 includes a base 220 and a support portion 240.
  • the base 220 is coupled to the bulb 100.
  • One end of the support portion 240 is fixedly coupled to the base portion 220, and the other end of the support portion 240 is fixedly coupled to the filament assembly 300.
  • the support portion 240 functions to support the filament assembly 300 to make the structure of the filament assembly 300 more stable.
  • the filament assembly 300 can be a plurality, and the filament assembly 300 can be straight, with one end attached to the base 220 and the other end coupled to the support portion 240.
  • the filament assembly 300 can also be U-shaped, with both ends disposed on the base 220, or both ends disposed on the support portion 240.
  • the connecting wire 600 may extend from the end of the support portion 240 away from the base 200 to be connected to the filament assembly 300, and the connecting wire 600 may also protrude from the base 200 to be connected to the filament assembly 300.
  • the outer wall of the cap 400 is provided with a connecting thread 420, and the cap 400 is connected to the threaded interface of the connector by a connection thread 420 interface.
  • the outer wall of the lamp cap 400 is provided with a connection bayonet 440, and the lamp cap 400 is connected to the bayonet of the connector by connecting the bayonet 440.

Landscapes

  • 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)

Abstract

L'invention concerne une ampoule électrique à DEL remplie de gaz (10) comprenant un boîtier d'ampoule (100), un support (200) et des éléments de filament (300). Une cavité (120) est disposée à l'intérieur du boîtier d'ampoule (100) et la cavité (120) est remplie de gaz à conductivité thermique. Un support (200) est disposé de manière fixe à l'intérieur de la cavité (120). Les éléments de filament (300) sont disposés à l'intérieur de la cavité (120), et chacun des éléments de filament (300) comprend une DEL (320) emballée par des composants montés en surface (SMD) ou un boîtier à puce (CSP) et un fil métallique (340). Une pluralité de DEL (320) et une pluralité de fils métalliques (340) sont fournies, les DEL (320) et les fils métalliques (340) étant connectés en alternance pour former une chaîne, et deux extrémités des éléments de filament (300) étant fixées sur le support (200).
PCT/CN2015/086339 2015-08-07 2015-08-07 Ampoule électrique à del remplie de gaz WO2017024434A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2015/086339 WO2017024434A1 (fr) 2015-08-07 2015-08-07 Ampoule électrique à del remplie de gaz

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2015/086339 WO2017024434A1 (fr) 2015-08-07 2015-08-07 Ampoule électrique à del remplie de gaz

Publications (1)

Publication Number Publication Date
WO2017024434A1 true WO2017024434A1 (fr) 2017-02-16

Family

ID=57983211

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2015/086339 WO2017024434A1 (fr) 2015-08-07 2015-08-07 Ampoule électrique à del remplie de gaz

Country Status (1)

Country Link
WO (1) WO2017024434A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110715183A (zh) * 2019-11-18 2020-01-21 史杰 一种多个灯罩组合的灯泡

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201944605U (zh) * 2010-12-29 2011-08-24 葛世潮 一种P-N结4π出光的高压LED构成的LED灯泡
WO2012031533A1 (fr) * 2010-09-08 2012-03-15 浙江锐迪生光电有限公司 Ampoule del et néon del assurant un éclairage 4π
CN202834825U (zh) * 2012-06-21 2013-03-27 浙江锐迪生光电有限公司 一种泡壳与排气管直接熔封并充气的led灯
CN202834811U (zh) * 2012-04-26 2013-03-27 浙江锐迪生光电有限公司 一种4π出光的LED灯泡

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012031533A1 (fr) * 2010-09-08 2012-03-15 浙江锐迪生光电有限公司 Ampoule del et néon del assurant un éclairage 4π
CN201944605U (zh) * 2010-12-29 2011-08-24 葛世潮 一种P-N结4π出光的高压LED构成的LED灯泡
CN202834811U (zh) * 2012-04-26 2013-03-27 浙江锐迪生光电有限公司 一种4π出光的LED灯泡
CN202834825U (zh) * 2012-06-21 2013-03-27 浙江锐迪生光电有限公司 一种泡壳与排气管直接熔封并充气的led灯

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110715183A (zh) * 2019-11-18 2020-01-21 史杰 一种多个灯罩组合的灯泡

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