CN102927463B - LED screw lamp - Google Patents

LED screw lamp Download PDF

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Publication number
CN102927463B
CN102927463B CN201210253766.1A CN201210253766A CN102927463B CN 102927463 B CN102927463 B CN 102927463B CN 201210253766 A CN201210253766 A CN 201210253766A CN 102927463 B CN102927463 B CN 102927463B
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China
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led
radiator
bulb
screw
heat conduction
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CN201210253766.1A
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CN102927463A (en
Inventor
张继强
张哲源
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Guizhou Guangpusen Photoelectric Co Ltd
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Guizhou Guangpusen Photoelectric Co Ltd
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Priority to CN201210253766.1A priority Critical patent/CN102927463B/en
Publication of CN102927463A publication Critical patent/CN102927463A/en
Priority claimed from PCT/CN2013/000879 external-priority patent/WO2014015655A1/en
Priority claimed from PCT/CN2013/000878 external-priority patent/WO2014015654A1/en
Priority claimed from US14/416,345 external-priority patent/US9709248B2/en
Publication of CN102927463B publication Critical patent/CN102927463B/en
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Abstract

The invention discloses an LED screw lamp which comprises a screw lamp, wherein a heat conduction conversion plate (27) connected to a radiator (103) or the top of the radiator (103) is provided with a mounting interface to fix and mount an LED bulb (102), and a lamp shade (101) of the screw lamp is connected with the radiator (103) or the heat conduction conversion plate (27) in a mode of bonding, connecting through a thread or clamping; and the mounting interface comprises contact surfaces and connecting holes of the radiator (103) or the heat conduction conversion plate (27) with the LED bulb (102). The LED screw lamp is suitable for a screw lamp with a screw lamp holder, and the LED bulb in the screw lamp is replaceable, and the bulb has the advantages of simple mounting structure, convenience in producing, manufacturing and using and is suitable for scale production.

Description

A kind of LED screw lamp
Technical field
The present invention relates to a kind of LED screw lamp, belong to LED lighting technical field.
Background technology
LED semiconductor lighting is as lighting engineering of new generation, have that photoelectric conversion rate is high, light source direction is easily controlled, the period and mode is easily controlled, color rendering properties of light source is high, have five incomparable large power savings advantages of higher other existing lighting engineering such as power factor under appropriate design of throwing light on, be subject to the favor of global investor and vigorously supporting of national governments.The luminous efficiency of current LED illuminating lamp can surpass 70LM/W mostly, than traditional electricity-saving lamp, has more power savings advantages.Green light LED luminous efficiency can be up to 683LM/W in theory; The theoretical efficiency of white light LEDs also can reach 182.45LM/W, so the space that LED illumination efficiency promotes is huge.
In existing LED illuminating product design, high-powered LED lamp particularly, reason due to heat radiation, while setting up a high-powered LED lamp, adopt LED optical mode group, driving power and the design of light fixture three in oneization, be that the parts such as LED optical mode group, driving power and light fixture must form a complete production network, formed the situation of so-called " LED has lamp without bulb ".This has brought a series of fatal problems such as manufacturing cost is high, use inconvenience, maintenance difficult for LED illuminating product.First manufacture the upper unified standardization that cannot realize the whole nation and even the whole world and produce, cause product specification many, batch lack, price is high; Next is that the product of each family is of all kinds, not general mutually, more can not exchange; The 3rd need to take off maintenance by assembly integrals such as LED optical mode group, driving power, light fixtures while being product bug, and maintenance is inconvenience very, is very easy to form the defects such as fault extension and maintenance delay, maintenance cost is high.These defects have greatly restricted promoting the use of of LED illumination, are the hard defects during LED illuminating product is promoted.
Summary of the invention
The object of the invention is to, a kind of LED screw lamp is provided.It is the screw socket light fixture that is applicable to screw lamp holder, and the LED bulb in light fixture is removable, and bulb installation structure is simple, is convenient to produce, manufactures and uses, and is applicable to carrying out large-scale production.
For solving the problems of the technologies described above, technical scheme provided by the invention is as follows: a kind of LED screw lamp, be characterized in: comprise screw socket light fixture, installation interface is set on the heat conduction change-over panel that the radiator on screw socket light fixture or radiator top connect and fixes mounted LED lamp bubble, the lampshade of screw socket light fixture by bonding, be threaded or snap fit is connected with radiator or heat conduction change-over panel.Described installation interface, comprises radiator or heat conduction change-over panel and the contact-making surface of LED bulb and the hole being connected.Described installation interface, comprises radiator or heat conduction change-over panel and the contact-making surface of LED bulb and the hole being connected.
In aforesaid LED screw lamp, described screw socket light fixture comprises: screw socket, intermediate connector, radiator,, lampshade or also comprise the driving power device being located in screw socket; The junction of LED bulb and screw socket light fixture is provided with intermediate connector on electrical connector assembly, screw socket by the screw thread on it, or lamp holder hold-down screw, or direct bonding mode, is connected, on radiator or be also provided with heat conduction change-over panel with radiator.
In aforesaid LED screw lamp, described electrical connector assembly comprises: electric connector female, hold-down screw, adjusting rubber cushion; Connector male on described connector female and LED bulb is in mating connection, connector female is provided with three hole flanges, and fix by three hole flanges and connector female hold-down screw and radiator or heat conduction reformer plate, and between flange and radiator or heat conduction reformer plate, be also provided with secured adjusted rubber cushion, guarantee that the anti-water surface is tight; The wire bonds that connector female is drawn is on lamp holder.
In aforesaid LED screw lamp, described radiator, for pole-shaped radiator, it is that maximum outside diameter place with cylinder inwardly arranges radiator base plate thickness, the transmitting of Yi Fu alignment cylindrical center forms fin, described pole-shaped radiator be take substrate along the circular arc of sealing and is outputed 2~3 interlayer fault troughs as thickness, and after radiator is heated, outside air reaches cooling effect by being formed centrally convection current in a fault trough nature inflow radiator.
In aforesaid LED screw lamp, described radiator, for convector radiator, it is, by the face of cylinder of center (the fixed connector female of the straight type flange outer diameter of take is diameter), radiator base plate thickness is outwards set, from substrate, outwards with the transmitting of spoke line, form fin, fin surface upwards forms arc and progressively strengthens area of passage; Fin surface is covered with radiator cowl, forms a plurality of perforation air flow channels between outer cover and fin; When radiator is heated, from radiator, the runner mouth in low side enters air, from high-end runner mouth, flows out, and forms chimney effect, thereby realizes cross-ventilation, reaches the object of heat radiation.
In aforesaid LED screw lamp, described LED bulb is configured to: by the ray machine module that bonds a heat conduction carriage center with mounting flange; Or use identical material to be made into one flanged (FLGD) nonmetallic heat conductive support and ray machine module; Make simple in structure smooth between ray machine module and heat conduction support, be beneficial to the heat radiation of LED, LED bulb is arranged on installation interface by flange; Described ray machine module is by ray machine template, LED chip group and relevant circuit and consist of die bond and encapsulation, or is wherein also integrated with for electric drive chip; Described ray machine template is metal material substrate, by PCB printed-board technology, obtains circuit; Or be nonmetallic materials heat-conducting substrate, on it, adopt the chimeric circuit of silver slurry printed circuit technique.
In aforesaid LED screw lamp, described flanged (FLGD) heat conduction stent diameter is LED bulb outer diameter D, and bulb outer diameter D becomes W=1.1812e with the LED bulb power upper limit W of formation 0.0361Drelation, at W=1.1812e 0.0361Drelation curve on D get the LED bulb that discrete numerical value builds a plurality of fixedly bulb outer diameter D sizes, to improve interchangeability and the versatility of LED bulb; Described LED bulb outer diameter D, at W=1.1812e 0.0361Drelation curve on, D be take 20mm as lower limit, take 130mm as the upper limit, every 10 millimeters is 1 section, is divided into 12 sections and forms limited amount bulb external diameter specifications, further improves interchangeability and the versatility of LED bulb by a small amount of bulb external diameter specification; On described flanged (FLGD) heat conduction support, have 6 flange fixing holes to be distributed on diameter D1 upper, diameter D1 is that bulb outer diameter D subtracts the boundary values of staying that hold-down screw nut diameter deducts 0.8 ~ 4mm again.
In aforesaid LED screw lamp, described LED bulb outer diameter D, at W=1.1812e 0.0361Drelation curve on, D be take 20mm as lower limit, take 130mm as the upper limit, every 10 millimeters is 1 section, is divided into 12 sections and forms limited amount bulb external diameter specifications, ensures interchangeability and the versatility of enforcement LED bulb by a small amount of bulb external diameter specification.On described flanged (FLGD) heat conduction support, the installation interface of corresponding radiator arranges flange fixing hole.
In aforesaid LED screw lamp, on described heat conduction support and wiring board, correspondence is provided with connector male fixing hole, connector male is through connector male fixing hole, and take the part of inserting bulb inside and be fixed as stiff end, the contact pin tail end in connector male with weld with wiring board; Described stiff end is welded ring; Or described stiff end is hold-down nut, waterproof apron caulking groove is also set in connector male, waterproof apron is set in caulking groove, play waterproof action; For preventing rotation, in connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.
In aforesaid LED screw lamp, on described LED chip, sprayed with fluorescent powder covers transparent silica gel again; Or the blue ruddiness proportional arrangement that LED chip quantity is needed by plant, the LED chip having welded only covers transparent silica gel encapsulation.
In aforesaid LED screw lamp, on described ray machine module, LED chip is only encapsulated by transparent silica gel, and then the ray machine module after encapsulation arranges the outer bulb envelope that inner side applies fluorescent material outward; Or not sealing of LED chip on described ray machine module, the outer spill outer cover that transparent insulation conductive fluid is housed that arranges of ray machine module, is provided with fluorescent material in transparent insulation conductive fluid, the elastic outer cover that described spill outer cover is slim concave inward structure.In this structure when LED heating power, transparent insulation conductive fluid flows because being heated and has taken away the heating of chip, heat is exchanged with radiator on larger area, traditional scheme LED chip and the high heat in part of fluorescent material have around been avoided, effectively reduced the generation of LED light decay, and when transparent insulation conductive fluid expanded by heating, the spill outer cover of indent is outwards outstanding, the volume of enlarging volume acceptable solution volume expansion, avoids expansion of liquids to make outer cover seal failure.
In aforesaid screw lamp, the LED bulb forming by described LED bulb constructive method: comprise flanged (FLGD) heat conduction support, heat conduction carriage center is provided with nonmetallic ray machine module; Described ray machine module by ray machine template, LED chip group and relevant circuit and by die bond and or encapsulation form, or be wherein also integrated with for electric drive chip; Described ray machine template is metal material heat-conducting substrate, by PCB printed-board technology, obtains circuit; Or be nonmetallic materials heat-conducting substrate, on it, adopt the chimeric circuit of silver slurry printed circuit technique.
In aforesaid LED bulb, on described heat conduction support and wiring board, correspondence is provided with connector male fixing hole, connector male is through connector male fixing hole, and take the part of inserting bulb inside and be fixed as stiff end, connector male is provided with contact pin, the contact pin solder joint of contact pin rear and wiring board welding; Described stiff end is welded ring; Or described stiff end is hold-down nut; Waterproof apron caulking groove is also set in connector male, in waterproof apron caulking groove, waterproof apron is set; For preventing rotation, in connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.
In aforesaid LED bulb, described LED chip is only provided with the transparent silica gel of encapsulation use outward, and all LED chip peripheral hardware outer bulb envelope with transparent silica gel, and outer bulb envelope is bonded in the caulking groove of heat conduction support, and outer bulb envelope internal layer is provided with fluorescent coating; Or described LED chip is without the silica gel of encapsulation use, the outer outer bulb envelope that the spill that transparent insulation conductive fluid is housed is set of all LED chips, the outer bulb envelope of spill is bonded in the caulking groove of heat conduction support, and LED chip is immersed in transparent insulation conductive fluid, in transparent insulation conductive fluid, is provided with fluorescent material.
In aforesaid LED bulb, the elastic outer cover that the outer bulb envelope of described spill is slim concave inward structure.
Compared with prior art, screw lamp of the present invention adopts only take screw socket light fixture and two parts of LED bulb that connector assembly and radiator be main combination, and the LED screw lamp overall structure of establishment is simpler like this; In LED screw lamp of the present invention, screw socket light fixture and LED bulb are assembled after can producing respectively, produce and use more flexible, realized light fixture and the LED bulb independence on producing and on using, can reduce significantly production link and expense, raising production lot, be convenient to standardization large-scale production, be conducive to the industrialization of LED energy-saving illumination product, and there is very high versatility and interchangeability.
And the LED bulb in the present invention, by bond on a heat conduction support ray machine module and outer cover, and utilize the flange of heat conduction support as fixed structure, make LED chip simpler to the structure between thermal component, chip heating can conduct to rapidly on heat conduction support and disperse, be conducive to reduce LED chip junction temperature, improve the service life of LED light source.
Accompanying drawing explanation:
Fig. 1 is the structural representation that the present invention adopts the LED screw lamp of pole-shaped radiator;
Fig. 2 is the contour structures schematic diagram of the LED screw lamp of pole-shaped radiator of the present invention;
Fig. 3 is the cross-sectional view of pole-shaped radiator of the present invention;
Fig. 4 is the structural representation that the present invention adopts the LED screw lamp of convector radiator;
Fig. 5 is the profile schematic diagram that the present invention adopts the LED screw lamp of convector radiator;
Fig. 6 is the structural representation of convector radiator of the present invention;
Fig. 7 is the profile schematic diagram one that the present invention adopts the LED screw lamp of other radiator;
Fig. 8 is the profile schematic diagram two that the present invention adopts the LED screw lamp of other radiator;
Fig. 9 is the LED screw lamp structural representation that the present invention adopts normal power supplies to drive;
Figure 10 is the mounting structure schematic diagram of connector female of the present invention;
Figure 11 is the blast structural representation of embodiment of the present invention LED bulb;
Figure 12 is the profile schematic diagram of embodiment of the present invention LED bulb;
Figure 13 is heat conduction support and the wiring board integrative-structure schematic diagram of the embodiment of the present invention;
Figure 14 is the connector male head structure schematic diagram one of the embodiment of the present invention;
Figure 15 is the connector male head structure schematic diagram two of the embodiment of the present invention;
Figure 16 is the connector male head structure schematic diagram three of the embodiment of the present invention;
Figure 17 is the outer bulb envelope structural representation of the spill of the embodiment of the present invention;
Figure 18 is installation interface perforate schematic diagram of the present invention;
Figure 19 is the structural representation of connector female of the present invention;
Figure 20 is the cooperation mounting structure schematic diagram of connector of the present invention;
Figure 21 is the installation interface perforate schematic diagram of the lamp installation end of the embodiment of the present invention.
Reference numeral:
AZM-installation interface, 2-heat conductive pad, 3-heat conduction support, 4-wiring board, 9-outer bulb envelope, 10-connector female, 11-connector male, 14-caulking groove, 15-stiff end, 16-waterproof apron, 17-socket connector pin, 18-waterproof apron caulking groove, 19-contact pin solder joint, 22-connector male fixing hole, 24-secured adjusted rubber cushion, 25-interface female hold-down screw, 26-anti-slip tank, 27-heat conduction change-over panel, 28-hold-down nut, 101-screw socket lamp housing, 102-LED bulb of the present invention, 103-radiator, 104-hold-down screw, 104A-fixing screw hole, 105-bulb hold-down screw, 106-driving power, 108-screw socket, 109-radiator cowl, 110-intermediate connector, 301-flange fixing hole.
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated, but not as the foundation to the present invention's restriction.
The specific embodiment
Embodiment 1.A LED screw lamp, as shown in Figure 1, comprises screw socket 108, radiator 103, LED bulb 102 and lampshade 101; Intermediate connector 110 on screw socket 108 is by the screw thread on it, or lamp holder hold-down screw 111, or direct bonding mode, is connected with radiator 103; The heat conduction change-over panel 27(heat conduction change-over panel 27 that LED bulb 102 be take on radiator 103 or radiator 103 by hold-down screw 104 be fixed on fixing screw hole 104A on radiator 103 coordinate install) by bulb hold-down screw 105, be fixed installation as installation interface AZM, lampshade 101 by bonding, be threaded or snap fit is connected with radiator 103 or heat conduction change-over panel 27.Described installation interface, comprises radiator 103 or heat conduction change-over panel 27 and the contact-making surface of LED bulb 102 and the hole being connected.Described radiator 103, for pole-shaped radiator, as shown in Figures 2 and 3, it is that maximum outside diameter place with cylinder inwardly arranges radiator base plate thickness, the transmitting of Yi Fu alignment cylindrical center forms fin, described pole-shaped radiator be take substrate along the circular arc of sealing and is outputed 2~3 interlayer fault troughs as thickness, and after radiator is heated, outside air reaches cooling effect by being formed centrally convection current in a fault trough nature inflow radiator.Described radiator 103, also can be convector radiator, as shown in Figure 4, Figure 5 and Figure 6, it is, by the face of cylinder of center (the straight fixed connector female of type flange outer diameter is diameter), radiator base plate thickness is outwards set, from substrate, outwards with the transmitting of spoke line, form fin, fin surface upwards forms arc and progressively strengthens area of passage; Fin surface is covered with radiator cowl, forms a plurality of perforation air flow channels between outer cover and fin; When radiator is heated, from radiator, the runner mouth in low side enters air, from high-end runner mouth, flows out, and forms chimney effect, thereby realizes cross-ventilation, reaches the object of heat radiation.Screw socket lamp radiator also can adopt any shape, as long as possess fixedly connector female and bulb installation interface.As heronsbill radiator, make difformity, obtain different screw lamp outward appearances, as Fig. 7 and Fig. 8.For the LED scheme that adopts normal power supplies to drive, driving power 106 can be placed in center between screw socket lamp radiator 103 and lamp holder 108, as shown in Figure 9.Outer bulb envelope 101, can adopt difformity, obtains different appearance effect, as mushroom head, stub, round end and tack.Described radiator 103 or heat conduction change-over panel 27 are provided with connector female 10, connector female 10 is in mating connection with the connector male 11 on LED bulb, connector female 10 is provided with three hole flanges, and fixing with radiator 103 or heat conduction reformer plate 27 by three hole flanges and connector female hold-down screw 25, and between flange and radiator 103 or heat conduction reformer plate 27, be also provided with secured adjusted rubber cushion 24, guarantee that the anti-water surface is tight; The wire bonds that connector female is drawn is on lamp holder 108.Described LED bulb 102 is configured to: by the ray machine module that bonds a heat conduction carriage center with mounting flange; Or use identical material to be made into one flanged (FLGD) nonmetallic heat conductive support and ray machine module; Make simple in structure smooth between ray machine module and heat conduction support, be beneficial to the heat radiation of LED, LED bulb is arranged on installation interface by flange; Described ray machine module is by ray machine template, LED chip group and relevant circuit and consist of die bond and encapsulation, or is wherein also integrated with for electric drive chip; Described ray machine template is metal material substrate, by PCB printed-board technology, obtains circuit; Or be nonmetallic materials heat-conducting substrate, on it, adopt the chimeric circuit of silver slurry printed circuit technique.Described flanged (FLGD) heat conduction stent diameter is LED bulb outer diameter D, bulb outer diameter D becomes the relation of W=1.1812e0.0361D with the LED bulb power upper limit W of formation, on the relation curve of W=1.1812e0.0361D, D gets the LED bulb that discrete numerical value builds a plurality of fixedly bulb outer diameter D sizes, to improve interchangeability and the versatility of LED bulb; On described flanged (FLGD) heat conduction support, have 6 flange fixing holes to be distributed on diameter D1 upper, diameter D1 is that bulb outer diameter D subtracts the boundary values of staying that hold-down screw nut diameter deducts 0.8 ~ 4mm again.Described LED bulb outer diameter D, on the relation curve of W=1.1812e0.0361D, D be take 20mm as lower limit, take 130mm as the upper limit, every 10 millimeters is 1 section, is divided into 12 sections and forms limited amount bulb external diameter specification, ensures interchangeability and the versatility of implementing LED bulb by a small amount of bulb external diameter specification.On described heat conduction support and wiring board, correspondence is provided with connector male fixing hole, and connector male is through connector male fixing hole, and take the part of inserting bulb inside and be fixed as stiff end, the contact pin tail end in connector male with weld with wiring board; Described stiff end is welded ring; Or described stiff end is hold-down nut, waterproof apron caulking groove is also set in connector male, waterproof apron is set in caulking groove, play waterproof action; For preventing rotation, in connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.Described connector male and connector female are in mating connection, connector female is provided with three hole flanges, and fix by three hole flanges and connector female hold-down screw and radiator 103 or heat conduction reformer plate 27, and between flange and radiator 103 or heat conduction reformer plate 27, be also provided with secured adjusted rubber cushion 24, guarantee that the anti-water surface is tight; Connector female; The wire bonds that connector female is drawn is on lamp holder 108, as shown in figure 10.On described LED chip, sprayed with fluorescent powder covers transparent silica gel again; Or the blue ruddiness proportional arrangement that LED chip quantity is needed by plant, the LED chip having welded only covers transparent silica gel encapsulation.Or described LED chip is only encapsulated by transparent silica gel, then the LED chip after encapsulation arranges the outer bulb envelope that inner side applies fluorescent material outward; Or the not sealing of described LED chip, the outer spill outer cover that transparent insulation conductive fluid is housed that arranges of LED chip, is provided with fluorescent material in transparent insulation conductive fluid, the elastic outer cover that described spill outer cover is slim concave inward structure.
The LED bulb structure building is as stated above: as shown in Figure 11 and Figure 12, comprise that flanged (FLGD) heat conduction support 3(flange is provided with flange fixing hole 301), heat conduction support 3 centers are provided with ray machine module 4; Described ray machine module 4 by ray machine template, LED chip group and relevant circuit and by die bond and or encapsulation form, or be wherein also integrated with for electric drive chip; Described ray machine template is metal material heat-conducting substrate, by PCB printed-board technology, obtains circuit; Or be nonmetallic materials heat-conducting substrate, on it, adopt the chimeric circuit of silver slurry printed circuit technique.Or heat conduction support 3 adopts the material identical with ray machine template to be made into one, as Figure 13.
During installation, on heat conduction support 3, be also provided with heat conductive pad 2, on described heat conduction support 3 and wiring board 4, correspondence is provided with connector male fixing hole 22, connector male 11 is through connector male fixing hole 22, and take the part of inserting bulb inside and be fixed as stiff end, connector male 22 is provided with contact pin 17, the contact pin solder joint 19 of contact pin 17 rears and wiring board 4 welding; Described stiff end 15 is welded ring; Or described stiff end 15 is hold-down nut; Waterproof apron caulking groove 18 is also set in connector male 11, and the interior waterproof apron 16 that arranges of waterproof apron caulking groove 18, as shown in Figure 14, Figure 15 and Figure 16; For preventing rotation, anti-slip tank 26 is set in connector male 11, described heat conduction support 3 perforation place arrange respective bump, as shown in Figure 4, Figure 5 and Figure 6.The structure of connector female 10 as shown in figure 19, the mounting structure of itself and connector male and LED bulb as shown in figure 20, connector female 10 is provided with three hole flanges, and fix by three hole flanges and connector female hold-down screw and radiator 103 or heat conduction reformer plate 27, and between flange and radiator 103 or heat conduction reformer plate 27, be also provided with secured adjusted rubber cushion 24, guarantee that the anti-water surface is tight; Connector female; The wire bonds that connector female is drawn is on lamp holder 108.On described LED chip, be coated with fluorescent material, fluorescent material is coated with transparent silica gel outward; Or only cover transparent silica gel.Described LED chip is only provided with the transparent silica gel of encapsulation use outward, and all LED chip peripheral hardware outer bulb envelope 9 with transparent silica gel, and outer bulb envelope 9 is bonded in the caulking groove 14 of heat conduction support 3, and outer bulb envelope 9 internal layers are provided with fluorescent coating; Or described LED chip is without the silica gel of encapsulation use, the outer outer bulb envelope 9 that the spill that transparent insulation conductive fluid is housed is set of all LED chips, the outer bulb envelope 9 of spill is bonded in the caulking groove of heat conduction support 3, LED chip is immersed in transparent insulation conductive fluid, in transparent insulation conductive fluid, is provided with fluorescent material.The elastic outer cover that the outer bulb envelope 9 of described spill is slim concave inward structure, as shown in figure 17.
A kind of Universal LED bulb outer diameter D of the present invention becomes the relation of W=1.1812e0.0361D with the LED bulb power W upper limit of formation, on the relation curve of W=1.1812e0.0361D, D gets the LED bulb that discrete numerical value builds a plurality of fixedly bulb outer diameter D sizes, to improve interchangeability and the versatility of LED bulb.On the relation curve of W=1.1812e0.0361D, D be take 20mm as lower limit, take 130mm as the upper limit, and every 10 millimeters is 1 section, be divided into 12 sections and form limited amount bulb external diameter specification, by a small amount of bulb external diameter specification, ensure interchangeability and the versatility of implementing LED bulb.The flange fixing hole distribution circular diameter D1 that fixedly bulb is used is subject to the impact of used screw size, and diameter D1 is that bulb outer diameter D subtracts the boundary values of staying that hold-down screw nut diameter deducts 0.8 ~ 4mm again.Concrete numerical value sees table.Bulb appearance and size outer diameter D in Figure 12, flange fixing hole distribution circular diameter D1 and other relative dimensions are provided by Figure 18 and following table.

Claims (8)

1. a LED screw lamp, it is characterized in that: comprise screw socket light fixture, installation interface is set on the heat conduction change-over panel (27) that the radiator on screw socket light fixture (103) or radiator (103) top connect and fixes mounted LED lamp bubble (102), the lampshade of screw socket light fixture (101) by bonding, be threaded or snap fit is connected with radiator (103) or heat conduction change-over panel (27); Described installation interface, comprises the contact-making surface and the hole being connected of radiator (103) or heat conduction change-over panel (27) and LED bulb (102); Described LED bulb (102) is configured to: by the ray machine module that bonds a heat conduction carriage center with mounting flange; Or use identical material to be made into one flanged (FLGD) nonmetallic heat conductive support and ray machine module, make simple in structure smooth between ray machine module and heat conduction support, be beneficial to the heat radiation of LED; LED bulb is arranged on installation interface by flange; Described ray machine module is by ray machine template, LED chip group and relevant circuit and consist of die bond and encapsulation, or is wherein also integrated with for electric drive chip; Described ray machine template is metal material substrate, by PCB printed-board technology, obtains circuit; Or be nonmetallic materials heat-conducting substrate, on it, adopt the chimeric circuit of silver slurry printed circuit technique; Described flanged (FLGD) heat conduction stent diameter is LED bulb outer diameter D, and bulb outer diameter D becomes W=1.1812e with the LED bulb power upper limit W of formation 0.0361Drelation, at W=1.1812e 0.0361Drelation curve on D get the LED bulb that discrete numerical value builds a plurality of fixedly bulb outer diameter D sizes, to improve interchangeability and the versatility of LED bulb; Described LED bulb outer diameter D, at W=1.1812e 0.0361Drelation curve on, D be take 20mm as lower limit, take 130mm as the upper limit, every 10 millimeters is 1 section, is divided into 12 sections and forms limited amount bulb external diameter specifications, further improves interchangeability and the versatility of LED bulb by a small amount of bulb external diameter specification; On described flanged (FLGD) heat conduction support, have 6 flange fixing holes to be distributed on diameter D1 upper, diameter D1 is that bulb outer diameter D subtracts the boundary values of staying that hold-down screw nut diameter deducts 0.8~4mm again; On described flanged (FLGD) heat conduction support, the installation interface of corresponding radiator (103) arranges flange fixing hole.
2. LED screw lamp according to claim 1, is characterized in that: described screw socket light fixture comprises: screw socket (108), intermediate connector (110), radiator (103), lampshade (101) or also comprise the driving power device (106) being located in screw socket (108); LED bulb (102) is provided with electrical connector assembly with the junction of screw socket light fixture; Intermediate connector (110) on screw socket (108) is by the screw thread on it, or lamp holder hold-down screw (111), or direct bonding mode, being connected with radiator (103), heat conduction change-over panel (27) is gone up or be also provided with to radiator (103).
3. LED screw lamp according to claim 2, is characterized in that: described electrical connector assembly comprises: electric connector female (10), hold-down screw (25), adjusting rubber cushion (24); Described connector female (10) is in mating connection with the connector male (11) on LED bulb, connector female (10) is provided with three hole flanges, and fixing with radiator (103) or heat conduction reformer plate (27) by three hole flanges and connector female hold-down screw (25), and between flange and radiator (103) or heat conduction reformer plate (27), be also provided with and regulate rubber cushion (24), guarantee that the anti-water surface is tight; The wire bonds that connector female is drawn is on lamp holder (108).
4. LED screw lamp according to claim 1, it is characterized in that: described radiator (103), for pole-shaped radiator, its maximum outside diameter place with cylinder inwardly arranges radiator base plate thickness, the transmitting of Yi Fu alignment cylindrical center forms fin, described pole-shaped radiator be take substrate along the circular arc of sealing and is outputed 2~3 interlayer fault troughs as thickness, and after radiator is heated, outside air reaches cooling effect by being formed centrally convection current in a fault trough nature inflow radiator.
5. LED screw lamp according to claim 1, it is characterized in that, described radiator (103), for convector radiator, it is that the face of cylinder by center outwards arranges radiator base plate thickness, from substrate, outwards with the transmitting of spoke line, form fin, fin surface upwards forms arc, and area of passage is progressively strengthened; Fin surface is covered with radiator cowl, forms a plurality of perforation air flow channels between outer cover and fin; When radiator is heated, from radiator, the runner mouth in low side enters air, from high-end runner mouth, flows out, and forms chimney effect, thereby realizes cross-ventilation, reaches the object of heat radiation.
6. LED screw lamp according to claim 1, it is characterized in that: on described heat conduction support, correspondence is provided with connector male fixing hole, connector male is through connector male fixing hole, and take the part of inserting bulb inside and be fixed as stiff end, the contact pin tail end in connector male with weld with ray machine module; Described stiff end is welded ring; Or described stiff end is hold-down nut, waterproof apron caulking groove is also set in connector male, waterproof apron is set in caulking groove, play waterproof action; For preventing rotation, in electric connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.
7. LED screw lamp according to claim 1, is characterized in that: on described ray machine module, on LED chip, sprayed with fluorescent powder covers transparent silica gel again; Or the blue ruddiness proportional arrangement that LED chip quantity is needed by plant, the LED chip having welded only covers transparent silica gel encapsulation.
8. LED screw lamp according to claim 1, is characterized in that: on described ray machine module, LED chip is only encapsulated by transparent silica gel, and then the ray machine module after encapsulation arranges the outer bulb envelope that inner side applies fluorescent material outward; Or not sealing of LED chip on described ray machine module, the outer spill outer cover that transparent insulation conductive fluid is housed that arranges of ray machine module, is provided with fluorescent material in transparent insulation conductive fluid, the elastic outer cover that described spill outer cover is slim concave inward structure.
CN201210253766.1A 2012-07-23 2012-07-23 LED screw lamp Active CN102927463B (en)

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CN201210253766.1A CN102927463B (en) 2012-07-23 2012-07-23 LED screw lamp
PCT/CN2013/000878 WO2014015654A1 (en) 2012-07-23 2013-07-23 Method for constructing universal led bulb and flange inner snap ring type led bulb and lamp
US14/416,345 US9709248B2 (en) 2012-07-23 2013-07-23 Method for constructing universal LED bulb, snap ring structured LED bulb and LED lamp
RU2015105969A RU2633361C2 (en) 2012-07-23 2013-07-23 Execution method of universal led bulb, led bulb, having a stopping ring structure, and a led lamp
RU2015105999A RU2632471C2 (en) 2012-07-23 2013-07-23 Method of performing universal led bulb, led lamp, having type of internal stopping ring, with flange and lamp
PCT/CN2013/000880 WO2014015656A1 (en) 2012-07-23 2013-07-23 Universal-led-bulb construction method, clamping-ring-structured led bulb, and led lamp
PCT/CN2013/000879 WO2014015655A1 (en) 2012-07-23 2013-07-23 Method for constructing universal led bulb and flange snap ring type led bulb and led lamp
KR1020157004354A KR101829354B1 (en) 2012-07-23 2013-07-23 Method for constructing universal led bulb and flange snap ring type led bulb and led lamp
EP13823594.0A EP2881647B1 (en) 2012-07-23 2013-07-23 Universal-led-bulb construction method, clamping-ring-structured led bulb, and led lamp
US14/416,768 US9797590B2 (en) 2012-07-23 2013-07-23 Method for constructing universal LED bulb and flange snap ring type LED bulb and LED lamp
US14/416,389 US9765951B2 (en) 2012-07-23 2013-07-23 Method for constructing universal LED bulb, flange inner snap ring type LED bulb and lamp
JP2015523370A JP6007324B2 (en) 2012-07-23 2013-07-23 General-purpose LED bulb construction method, flange inner snap ring type LED bulb and its lamp
EP13822156.9A EP2876356B1 (en) 2012-07-23 2013-07-23 Method for constructing universal led bulb and flange snap ring type led bulb and led lamp
JP2015523372A JP6007326B2 (en) 2012-07-23 2013-07-23 General-purpose LED bulb construction method, clamp ring structure LED bulb, and LED lamp
BR112015001554A BR112015001554A2 (en) 2012-07-23 2013-07-23 Construction method of a universal led bulb, structured led bulb with snap ring and led lamp
EP13823487.7A EP2876358B1 (en) 2012-07-23 2013-07-23 Method for constructing universal led bulb and flange inner snap ring type led bulb and lamp
KR1020157004355A KR101778868B1 (en) 2012-07-23 2013-07-23 Universal-led-bulb construction method, clamping-ring-structured led bulb, and led lamp
KR1020157004344A KR101829349B1 (en) 2012-07-23 2013-07-23 Method for constructing universal led bulb and flange inner snap ring type led bulb and lamp
JP2015523371A JP6007325B2 (en) 2012-07-23 2013-07-23 General-purpose LED bulb construction method, flange snap ring type LED bulb and LED lamp
BR112015001557A BR112015001557A2 (en) 2012-07-23 2013-07-23 Construction method of a universal led bulb, flange type led bulb with inner snap ring and lamp

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