EP3173679B1 - Plastic clad aluminum led light bulb - Google Patents

Plastic clad aluminum led light bulb Download PDF

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Publication number
EP3173679B1
EP3173679B1 EP15876392.0A EP15876392A EP3173679B1 EP 3173679 B1 EP3173679 B1 EP 3173679B1 EP 15876392 A EP15876392 A EP 15876392A EP 3173679 B1 EP3173679 B1 EP 3173679B1
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EP
European Patent Office
Prior art keywords
led lamp
plastic
aluminum
lamp panel
upper cap
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.)
Active
Application number
EP15876392.0A
Other languages
German (de)
French (fr)
Other versions
EP3173679A1 (en
EP3173679A4 (en
Inventor
Peicheng Wang
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.)
Hangzhou Tiger Electron & Electric Co Ltd
Original Assignee
Hangzhou Tiger Electron & Electric 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
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Application filed by Hangzhou Tiger Electron & Electric Co Ltd filed Critical Hangzhou Tiger Electron & Electric Co Ltd
Publication of EP3173679A1 publication Critical patent/EP3173679A1/en
Publication of EP3173679A4 publication Critical patent/EP3173679A4/en
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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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
    • F21V23/006—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate being distinct from the light source holder
    • 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
    • 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
    • F21K9/237—Details of housings or cases, i.e. the parts between the light-generating element and the bases; Arrangement of components within housings or cases
    • 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
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/02—Cages
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • 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
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements

Definitions

  • the present invention relates to a plastic-coated aluminum lamp.
  • JP 2014146424 A provides a light source for lighting which fixes a position of a light emitting module relative to a support base.
  • the document WO 2013/183198 A1 shows a LED lamp.
  • the present invention is intended to provide a plastic-coated aluminum LED lamp.
  • the plastic-coated aluminum LED lamp comprises: a lamp holder, an upper cap, a bulb shell, an LED lamp panel and a drive power supply, the lamp holder being thread-connected to the upper cap, wherein the LED lamp panel is provided with a small separator, two ends above the small separator being each provided with a rib, the rib being provided with a slot for accommodating a PCB of the drive power supply, two barbs each having an open slot being provided beneath the small separator and being inserted in jacks on the LED lamp panel; and the small separator located in the middle of the open slot is provided with wiring holes, and the drive power supply is connected to the LED lamp panel by two pins of an electrolytic capacitor on the PCB of the drive power through the wiring hole.
  • the upper cap is a plastic-coated aluminum shell, an outer layer of the shell being a plastic element, an inner layer thereof being an aluminum cup, and an inner side of an outer edge of the aluminum cup being provided with an L-shaped step for accommodating the LED lamp panel.
  • the LED lamp panel and the aluminum cup are connected by interference fit.
  • the LED lamp panel comprises an aluminum substrate and LED beads adhered on the aluminum substrate.
  • the bulb shell is clamped on the plastic element of the upper cap.
  • the bulb shell is adhered on the plastic element of the upper cap.
  • the LED lamp according to the present invention has simple and reliable structure, is conveniently to assemble, has high efficiency, and is suitable for automation and large-scale production. Therefore, the costs of materials and production may be greatly reduced, and large-scale application of energy-saving and environmentally-friendly illumination is greatly promoted.
  • 1 denotes a lamp holder
  • 2 denotes an upper cap
  • 3 denotes a bulb
  • 4 denotes a plastic member
  • 5 denotes an aluminum cup
  • 6 denotes an LED lamp panel
  • 7 denotes a small separator
  • 8 denotes a drive power supply
  • 9 denotes an electrolytic capacitor
  • 10 denotes a PCB
  • 11 denotes pins of the electrolytic capacitor
  • 12 denotes glue
  • 13 denotes a rib
  • 14 denotes a slot
  • 15 denotes a wiring hole
  • 16 denotes a barb
  • 17 denotes an open slot.
  • a plastic-coated aluminum LED lamp comprises: a lamp holder 1, an upper cap 2, a bulb shell 3, an LED lamp panel 6 and a drive power supply 8, the lamp holder 1 being thread-connected to the upper cap 2, wherein the LED lamp panel 6 is provided with a small separator 7, two ends above the small separator 7 being each provided with a rib 13, the rib 13 being provided with a slot 14 for accommodating a PCB of the drive power supply, two barbs 16 each having an open slot 17 being provided beneath the small separator 7 and being inserted in jacks on the LED lamp panel, thereby fixing the drive power supply; and the small separator located in the middle of the open slot 17 is provided with wiring holes 15, and for reduce the processes, and the drive power supply is connected to the LED lamp panel by two pins (pins 11 of the electrolytic capacitor) of an electrolytic capacitor 9 on the PCB of the drive power through the wiring hole.
  • the upper cap 2 is a plastic-coated aluminum shell, an outer layer of the shell being a plastic member 4, and an inner layer thereof being an aluminum cup 5.
  • the LED lamp panel and the aluminum cup are connected by interference fit through an L-shaped step arranged on an inner side of an outer edge of the aluminum cup, and a joint between the LED lamp panel 6 and the aluminum cup may be provided with glue 12 to enhance the stability thereof; wherein the bulb shell is clamped or adhered on the plastic element of the upper cap.
  • the LED lamp panel according to the present invention comprises an aluminum substrate and LED beads adhered on the aluminum substrate.
  • the small separator is clamped on the LED lamp panel through the barbs, the PCB of the drive power supply is inserted into the slot on the small separator, two pins of the electrolytic capacitor are made pass through the wiring holes in the barbs of the small separator, the two pins are afterwards tipped over and then welded on the LED lamp panel, and then the LED lamp panel is tightly pressed into the aluminum cup of the upper cap and then glue is applied thereto. Finally, the lamp holder is assembled and the bulb shell is clamped thereto. In this case, the assembly of the entire lamp is complete.

Description

    TECHNICAL FIELD
  • The present invention relates to a plastic-coated aluminum lamp.
    • BACKGROUND
  • With respect to drive power supplies for the conventional LED lamps, the mounting thereof is complicated and the stability is poor. Generally, power wires are fixed by using glues or adhesive tapes or screws, or welded for connection. In this case, the mounting is very complicated and subjected to some safety latent risks. JP 2014146424 A provides a light source for lighting which fixes a position of a light emitting module relative to a support base. The document WO 2013/183198 A1 shows a LED lamp.
    • SUMMARY
  • In view of the problem existent in the related art, the present invention is intended to provide a plastic-coated aluminum LED lamp.
  • The plastic-coated aluminum LED lamp comprises: a lamp holder, an upper cap, a bulb shell, an LED lamp panel and a drive power supply, the lamp holder being thread-connected to the upper cap, wherein the LED lamp panel is provided with a small separator, two ends above the small separator being each provided with a rib, the rib being provided with a slot for accommodating a PCB of the drive power supply, two barbs each having an open slot being provided beneath the small separator and being inserted in jacks on the LED lamp panel; and the small separator located in the middle of the open slot is provided with wiring holes, and the drive power supply is connected to the LED lamp panel by two pins of an electrolytic capacitor on the PCB of the drive power through the wiring hole.
  • In the plastic-coated aluminum LED lamp, the upper cap is a plastic-coated aluminum shell, an outer layer of the shell being a plastic element, an inner layer thereof being an aluminum cup, and an inner side of an outer edge of the aluminum cup being provided with an L-shaped step for accommodating the LED lamp panel.
  • In the plastic-coated aluminum LED lamp, the LED lamp panel and the aluminum cup are connected by interference fit.
  • In the plastic-coated aluminum LED lamp, a joint between the LED lamp panel and the aluminum cup is provided with glue.
  • In the plastic-coated aluminum LED lamp, the LED lamp panel comprises an aluminum substrate and LED beads adhered on the aluminum substrate.
  • In the plastic-coated aluminum LED lamp, the bulb shell is clamped on the plastic element of the upper cap.
  • In the plastic-coated aluminum LED lamp, the bulb shell is adhered on the plastic element of the upper cap.
  • The LED lamp according to the present invention has simple and reliable structure, is conveniently to assemble, has high efficiency, and is suitable for automation and large-scale production. Therefore, the costs of materials and production may be greatly reduced, and large-scale application of energy-saving and environmentally-friendly illumination is greatly promoted.
    • BRIEF DESCRIPTION OF THE DRAWINGS
    • FIG. 1 is a schematic view of an LED lamp;
    • FIG. 2 is a schematic structural view of an LED lamp according to the present invention;
    • FIG. 3 is a schematic structural view of a small separator according to the present invention;
    • FIG. 4 is a bottom view of FIG. 3; and
    • FIG. 5 is a right view of FIG. 3.
  • In the drawings, 1 denotes a lamp holder, 2 denotes an upper cap, 3 denotes a bulb, 4 denotes a plastic member, 5 denotes an aluminum cup, 6 denotes an LED lamp panel, 7 denotes a small separator, 8 denotes a drive power supply, 9 denotes an electrolytic capacitor, 10 denotes a PCB, 11 denotes pins of the electrolytic capacitor, 12 denotes glue, 13 denotes a rib, 14 denotes a slot, 15 denotes a wiring hole, 16 denotes a barb, and 17 denotes an open slot.
    • DETAILED DESCRIPTION
  • The present invention is further described with reference to the accompanying drawings.
  • A plastic-coated aluminum LED lamp comprises: a lamp holder 1, an upper cap 2, a bulb shell 3, an LED lamp panel 6 and a drive power supply 8, the lamp holder 1 being thread-connected to the upper cap 2, wherein the LED lamp panel 6 is provided with a small separator 7, two ends above the small separator 7 being each provided with a rib 13, the rib 13 being provided with a slot 14 for accommodating a PCB of the drive power supply, two barbs 16 each having an open slot 17 being provided beneath the small separator 7 and being inserted in jacks on the LED lamp panel, thereby fixing the drive power supply; and the small separator located in the middle of the open slot 17 is provided with wiring holes 15, and for reduce the processes, and the drive power supply is connected to the LED lamp panel by two pins (pins 11 of the electrolytic capacitor) of an electrolytic capacitor 9 on the PCB of the drive power through the wiring hole.
  • The upper cap 2 according to the present invention is a plastic-coated aluminum shell, an outer layer of the shell being a plastic member 4, and an inner layer thereof being an aluminum cup 5. The LED lamp panel and the aluminum cup are connected by interference fit through an L-shaped step arranged on an inner side of an outer edge of the aluminum cup, and a joint between the LED lamp panel 6 and the aluminum cup may be provided with glue 12 to enhance the stability thereof; wherein the bulb shell is clamped or adhered on the plastic element of the upper cap.
  • The LED lamp panel according to the present invention comprises an aluminum substrate and LED beads adhered on the aluminum substrate.
  • During assembly, the small separator is clamped on the LED lamp panel through the barbs, the PCB of the drive power supply is inserted into the slot on the small separator, two pins of the electrolytic capacitor are made pass through the wiring holes in the barbs of the small separator, the two pins are afterwards tipped over and then welded on the LED lamp panel, and then the LED lamp panel is tightly pressed into the aluminum cup of the upper cap and then glue is applied thereto. Finally, the lamp holder is assembled and the bulb shell is clamped thereto. In this case, the assembly of the entire lamp is complete.

Claims (5)

  1. A plastic-coated aluminum LED lamp, comprising a lamp holder (1), an upper cap (2), a bulb shell, an LED lamp panel (6) and a drive power supply (8), the lamp holder (1) being thread-connected to the upper cap (2), wherein the LED lamp panel (6) is provided with a small separator (7), two ends above the small separator (7) being each provided with a rib (13), the rib (13) being provided with a slot (14) for accommodating a PCB (10) of the drive power supply (8), two barbs (16) each having an open slot (17) being provided beneath the small separator (7) and being inserted in jacks on the LED lamp panel (6); and the small separator (7) located in the middle of the open slot (17) is provided with wiring holes (15), and the drive power supply (8) is connected to the LED lamp panel (6) by two pins of an electrolytic capacitor (9) on the PCB (10) of the drive power through the wiring hole (15);
    the upper cap (2) is a plastic-coated aluminum shell, an outer layer of the shell being a plastic element (4), an inner layer thereof being an aluminum cup (5), and an inner side of an outer edge of the aluminum cup being provided with an L-shaped step for accommodating the LED lamp panel (6);
    the LED lamp panel (6) and the aluminum cup (5) are connected by interference fit through the L-shaped step.
  2. The plastic-coated aluminum LED lamp according to claim 1, wherein a joint between the LED lamp panel (6) and the aluminum cup (5) is provided with glue (12).
  3. The plastic-coated aluminum LED lamp according to claim 1, wherein the LED lamp panel (6) comprises an aluminum substrate and LED beads adhered on the aluminum substrate.
  4. The plastic-coated aluminum LED lamp according to claim 1, wherein the bulb shell is clamped on the plastic element (4) of the upper cap (5).
  5. The plastic-coated aluminum LED lamp according to claim 1, wherein the bulb shell is adhered on the plastic element of the upper cap.
EP15876392.0A 2015-08-03 2015-09-30 Plastic clad aluminum led light bulb Active EP3173679B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201520588944.5U CN204879555U (en) 2015-08-03 2015-08-03 Mould alclad LED bulb
PCT/CN2015/091291 WO2017020416A1 (en) 2015-08-03 2015-09-30 Plastic clad aluminum led light bulb

Publications (3)

Publication Number Publication Date
EP3173679A1 EP3173679A1 (en) 2017-05-31
EP3173679A4 EP3173679A4 (en) 2017-09-27
EP3173679B1 true EP3173679B1 (en) 2019-12-11

Family

ID=54823924

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15876392.0A Active EP3173679B1 (en) 2015-08-03 2015-09-30 Plastic clad aluminum led light bulb

Country Status (3)

Country Link
EP (1) EP3173679B1 (en)
CN (1) CN204879555U (en)
WO (1) WO2017020416A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105526503A (en) * 2016-01-14 2016-04-27 浙江晨丰科技股份有限公司 Integral-structure light emitting diode (LED) lamp
CN105823025A (en) * 2016-04-21 2016-08-03 浙江晨丰科技股份有限公司 Plastic plated aluminium heat dissipation cup and LED lamp
CN105822918A (en) * 2016-04-21 2016-08-03 浙江晨丰科技股份有限公司 Heat dissipation cup and LED lamp
CN105823026A (en) * 2016-04-21 2016-08-03 浙江晨丰科技股份有限公司 Low-cost heat dissipating cup and LED lamp
CN105953099B (en) * 2016-05-05 2020-09-11 宋勇青 LED lamp with improved heat dissipation structure
CN106195673A (en) * 2016-07-06 2016-12-07 浙江晨丰科技股份有限公司 A kind of LED lamp component and processing technique
CN106287282A (en) * 2016-11-08 2017-01-04 杭州泰格电子电器有限公司 A kind of LED bulb
CN115210499B (en) * 2020-05-08 2024-02-09 星和电机株式会社 Lighting device

Citations (2)

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CN202581145U (en) * 2012-03-29 2012-12-05 上海树普新材料科技有限公司 LED (light emitting diode) lamp enclosure
WO2013183198A1 (en) * 2012-06-07 2013-12-12 パナソニック株式会社 Lamp and lighting device

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CN202032335U (en) * 2011-03-14 2011-11-09 励国实业有限公司 LED (Light-emitting Diode) lamp assembled by novel PCB (Printed Circuit Board)
WO2013076578A2 (en) * 2011-11-23 2013-05-30 Huizhou Light Engine Limited Light-emitting diode lamp
JP5975350B2 (en) * 2013-01-25 2016-08-23 パナソニックＩｐマネジメント株式会社 Illumination light source and illumination device
CN203147651U (en) * 2013-02-20 2013-08-21 四川东顺光电有限公司 PCB (Printed Circuit Board) fixing device of LED (Light Emitting Diode) fluorescent tube
WO2015109548A1 (en) * 2014-01-25 2015-07-30 东莞励国照明有限公司 Full-angle led bulb with sloping led aluminum substrate and manufacturing process therefor
CN204284985U (en) * 2014-10-17 2015-04-22 东莞市励晶电子科技有限公司 Be convenient to the LED of producing

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202581145U (en) * 2012-03-29 2012-12-05 上海树普新材料科技有限公司 LED (light emitting diode) lamp enclosure
WO2013183198A1 (en) * 2012-06-07 2013-12-12 パナソニック株式会社 Lamp and lighting device

Also Published As

Publication number Publication date
WO2017020416A1 (en) 2017-02-09
CN204879555U (en) 2015-12-16
EP3173679A1 (en) 2017-05-31
EP3173679A4 (en) 2017-09-27

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