CN102818151B - Universal type LED (light emitting diode) bulb forming method and LED bulb with fluorescent inner cover - Google Patents
Universal type LED (light emitting diode) bulb forming method and LED bulb with fluorescent inner cover Download PDFInfo
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- CN102818151B CN102818151B CN201210253587.8A CN201210253587A CN102818151B CN 102818151 B CN102818151 B CN 102818151B CN 201210253587 A CN201210253587 A CN 201210253587A CN 102818151 B CN102818151 B CN 102818151B
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Abstract
The invention discloses a universal type LED (light emitting diode) bulb forming method and an LED bulb with a fluorescent inner cover. The universal type LED bulb forming method comprises the steps as follows: bonding a light machine module onto a metal heat conducting bracket; surrounding the light machine module by an annular nonmetal bracket liner; fixing the bracket liner to the heat conducting bracket; mounting a bulb part by taking the heat conducting bracket and the bracket liner as a center of a bulb structure to form the LED bulb, thereby enabling a structure between the light machine module and the heat conducting bracket to be simple and reliable and facilitating LED heat radiation; packaging an LED chip on the light machine module only by transparent silica gel; and arranging the bulb inner cover with fluorescent powder coated on the inner side at the outer part of the packaged light machine module. The LED bulb, a lamp and an illuminating control product can be independently produced and used, of the links in the production chain of an LED illuminating product are greatly reduced, batch production efficiency is improved, and industrialization of an energy-saving LED illuminating product is facilitated.
Description
Technical field
the LED bulb that the present invention relates to Universal LED bulb constructive method and fluorescence inner cover, belongs to LED lighting technical field.
Background technology
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 the five incomparable large power savings advantages of other existing lighting engineering such as higher 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 exceed 70LM/W mostly, has more power savings advantages than traditional electricity-saving lamp.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, and the space that therefore LED illumination efficiency promotes is huge.
in existing high-power LED illumination product design, particularly high-powered LED lamp, due to the reason of heat radiation, when a high-powered LED lamp of assembly, 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 overall assemblies 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, the LED bulb of Universal LED bulb constructive method and fluorescence inner cover is provided.It self can carry radiator and work alone, also can be arranged on the subsidiary radiator of light fixture, can be flexible and changeable on using, make itself and light fixture and illumination control Realization of Product independent separately on producing and on using, make LED illuminating product reduce significantly production link, improve production lot, be conducive to the industrialization of LED energy-saving illumination product.
technical scheme of the present invention: Universal LED bulb constructive method, is characterized in: by being bonded with ray machine module on the heat conduction support at a metal; With the nonmetallic support grommet of annular around ray machine module, and support lining is fixed on heat conduction support, serve as a contrast the installation of carrying out bulb parts as bulb structure center to form LED bulb taking heat conduction support and support, thereby make simple and reliable for structure between ray machine module and heat conduction support, be beneficial to the heat radiation of LED; 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.On described ray machine module, LED chip is only encapsulated by transparent silica gel, and then the ray machine module after encapsulation arranges the bulb inner cover of inner side coating fluorescent material outward.This structure makes ray machine module simpler to the structure between radiator, and chip heating can diffuse to rapidly ray machine template by passing to radiator heat-dissipation on heat conduction support, is conducive to reduce LED chip junction temperature, improves the service life of LED light source.On described ray machine module, LED chip is encapsulated by transparent silica gel, then the ray machine module after encapsulation arranges the bulb inner cover of inner side coating fluorescent material outward, this structure makes fluorescent material ratio be painted on chip more even, allow fluorescent material away from LED euthermic chip, LED chip can move bearing at relatively higher temperature, has improved the service condition of LED, very effective to reducing LED bulb light decay, LED bright dipping better effects if, and fluorescent material consumption also can significantly not increase.
above-mentioned ray machine module by ray machine template (heat-conducting substrate), LED chip group or integrated for electric drive chip and relevant circuit and by die bond and or encapsulation form; Described ray machine template is metal material heat-conducting substrate, obtains circuit by PCB printed-board technology; Or be nonmetallic materials heat-conducting substrate, on it, adopt the chimeric circuit of silver slurry printed circuit technique.
in above-mentioned Universal LED bulb constructive method, become bulb outer diameter D at described heat conduction stent diameter, bulb outer diameter D becomes W=1.1812e with the LED bulb power W upper limit of formation
0.0361D
relation, at W=1.1812e
0.0361D
relation curve on D get discrete numerical value and build the LED bulb of multiple fixing bulb outer diameter D sizes, to improve interchangeability and the versatility of LED bulb.Get the discrete values on this curve, can make, in the time realizing higher interchangeability and versatility, to reduce the size number of choosing.
in aforesaid Universal LED bulb constructive method, bulb outer diameter D, at W=1.1812e
0.0361D
relation curve on, D is taking 20mm as lower limit, taking 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 the boundary values of staying that bulb outer diameter D subtracts hold-down screw nut diameter and deduct 0.8 ~ 4mm; Described LED bulb installation interface opening diameter D2 on light fixture is the double boundary values of staying that bulb outer diameter D subtracts double hold-down screw nut diameter and deduct corresponding D1; The installation interface of described LED bulb comprises on light fixture contact-making surface and the connecting hole with LED bulb.
in aforesaid Universal LED bulb constructive method, described support serves as a contrast the projection hot pressing being lining with by the riveted holes on heat conduction support and support and is riveted on heat conduction support.
in aforesaid Universal LED bulb constructive method, be lining with and offer perforation at the heat conduction support of Universal LED bulb and support, again the electric connector male with contact pin is inserted to perforation, and be fixed as stiff end to insert inner part, ray machine module welding in the tail end of contact pin and Universal LED bulb, make to form on Universal LED bulb outer surface a succinct electric interfaces, after only electric connector male need being docked with the electric connector female of tape cable when installation, then fix Universal LED bulb and realize the electrical connection of Universal LED bulb.
in aforesaid Universal LED bulb constructive method, by to described electric connector male on heat conduction support hole eccentric position (distance of the centre distance heat conduction carriage center of also boring a hole) and the restriction of electric connector male stiff end size, make ray machine template in Universal LED bulb can meet needs and the contraposition needs of arranging LED chip and driving power chip; The described electric connector with contact pin is four needle constructions, wherein: two pins are power supply access; Two pins are for controlling access.
in aforesaid Universal LED bulb constructive method, described stiff end is nut fixed form or welded ring fixed form; When stiff end is nut fixed form, between electric connector male and heat conduction support, increases waterproof apron and carry out waterproof; For preventing from rotating in electric connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.
in aforesaid Universal LED bulb constructive method, 3 hole flanges are set in described electric connector female, be fixed on lamp radiator (or heat conduction change-over panel) by hold-down screw upper, between electric connector female and radiator, arrange and regulate rubber cushion to regulate thickness, ensure that the anti-water surface is tight; Or external screw thread is set in electric connector male fixedly carries out waterproof with the screw-internal thread fit that is provided with hold-down nut in the electric connector female of waterproof apron.
in aforesaid Universal LED bulb constructive method, in electric connector female, caulking groove is set, waterproof apron is set in caulking groove and carries out waterproof.
in aforesaid Universal LED bulb constructive method, described support serves as a contrast the projection hot pressing being lining with by the riveted holes on heat conduction support and support and is riveted on heat conduction support.
in aforesaid Universal LED bulb constructive method, described heat conduction support is provided with radiator, between radiator and heat conduction support, heat conductive pad is set; On the water joint of tape cable cable fixing head and radiator hold-down screw radiator, heat conductive pad, heat conduction support and support lining are strained and fixed, and be provided with flanging in the fixing perforation of radiator; Described luminous intensity distribution optical lens is directly bonded in support and is lining with, support lining external diameter is provided with lens snap ring and blocks luminous intensity distribution optical lens, or be directly bonded with outer bulb envelope (can adopt protruding outer cover or flat outer cover), thereby ray machine module is enclosed in the waterproof closed area of support lining, heat conduction support and outer bulb envelope or luminous intensity distribution optical lens; For preventing luminous intensity distribution optical lens accidental, be provided with lens snap ring hold-down screw and lens snap ring is fixed on to support is lining with.
in aforesaid Universal LED bulb constructive method, described radiator adopts hollow structure, hollow space is filled with foam metal, and in hollow structure, inject superconducting fluid, hollow structure is by upper lower end cap, adopt interference fit to be pressed into or screw thread sealing screw-in formation confined space, and confined space is evacuated.Vacuumize rear clamping welded seal by vaccum suction tube; Upper lower end cap adopts engage thread fashionable dress fashionable, and upper lower end cap top arranges interior hexagonal screw to install.
in aforesaid Universal LED bulb constructive method, described radiator top is provided with hoisting bracket or top dress mounting flange.Or be provided with external power box between radiator and hoisting bracket or top dress mounting flange.
adopt the conventional ADS driving Power supplies such as Switching Power Supply and filter power supply during when LED driving power, because volume is larger, it is built-in that LED driving power part can be moved to external power box.Can ensure that so the external power supply requirement of bulb assembly is civil power, improve the general and interchangeability of bulb entirety.
the LED bulb of the fluorescence inner cover of method before realizing, is characterized in: comprise heat conduction support, heat conduction support is provided with support lining, between heat conduction support and support lining, is provided with ray machine module; Support grommet is around ray machine module; 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; On described ray machine module, LED chip is only provided with the transparent silica gel of encapsulation use outward, and all ray machine module peripheral hardware bulb inner covers with transparent silica gel, and bulb inner cover, internal layer are provided with fluorescent coating.
in the LED bulb of aforesaid fluorescence inner cover, described heat conduction support is provided with support lining riveted holes, and the support lining projection that support lining riveted holes is lining with the support hot pressing riveted joint that matches is fixed.
in the LED bulb of aforesaid fluorescence inner cover, described heat conduction support is provided with radiator, between radiator and heat conduction support, heat conductive pad is set; On the water joint of tape cable cable fixing head and radiator hold-down screw radiator, heat conductive pad, heat conduction support and support lining are strained and fixed, and be provided with flanging in the fixing perforation of radiator; Described luminous intensity distribution optical lens is directly bonded in support and is lining with, and support lining external diameter is provided with lens snap ring and blocks luminous intensity distribution optical lens, or is directly bonded with outer bulb envelope.After each several part is strained and fixed, can form 3 layers of waterproof, can accomplish effective waterproof, thereby ray machine module is enclosed in the waterproof closed area of support lining, heat conduction support and outer bulb envelope or luminous intensity distribution optical lens; For preventing luminous intensity distribution optical lens accidental, be provided with lens snap ring hold-down screw and lens snap ring is fixed on to support is lining with.
in the LED bulb of aforesaid fluorescence inner cover, described radiator comprises fin, is provided with superconduction sap cavity in the middle of fin, in superconduction sap cavity, be filled with foam metal, and be provided with superconducting fluid, and superconduction sap cavity two ends are provided with upper plug head and lower end cap, and upper plug head or lower end cap are provided with vaccum suction tube; On described radiator, be also provided with cable aperture for wearing cable (cable can vertically or side direction pull-out) and radiator fixing threaded hole.
in the LED bulb of aforesaid fluorescence inner cover, described radiator top is provided with hoisting bracket or top dress mounting flange.The installation of hoisting bracket or top dress mounting flange can be fixed perforation by radiator and be fixed.Or be also provided with external power box between radiator and hoisting bracket or top dress mounting flange.
in the LED bulb sheet of aforesaid fluorescence inner cover, described heat conduction support is provided with electric connector, and electric connector comprises electric connector male, and described electric connector male is provided with contact pin, the contact pin solder joint of contact pin rear and the welding of ray machine module; Described electric connector male is provided with stiff end after through the connector male fixing hole on Universal LED bulb and is fixed; Electric connector male be connected with the electric connector female of jack, electric connector female is connected with cable; Described electric connector contact pin is four needle constructions, wherein: two pins are power supply access; Two pins are for controlling access.
in the LED bulb sheet of aforesaid fluorescence inner cover, described stiff end is welded ring; Or described stiff end is hold-down nut, waterproof apron caulking groove is also set in electric connector male, in waterproof apron caulking groove, waterproof apron is set; For preventing from rotating in electric connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.
in the LED bulb sheet of aforesaid fluorescence inner cover, described electric connector female is provided with three hole flanges, and fixes by three hole flanges and connector female hold-down screw and radiator, and is also provided with secured adjusted rubber cushion between flange and radiator.
in the LED bulb sheet of aforesaid fluorescence inner cover, described electric connector male is provided with external screw thread, by being fixed in electric connector male with the screw-internal thread fit that is provided with hold-down nut in the electric connector female of waterproof apron.
in the LED bulb sheet of aforesaid fluorescence inner cover, described electric connector female is provided with caulking groove, is provided with waterproof apron in caulking groove.
compared with prior art, the present invention is lining with by the mounting structure of bulb parts is moved to support, makes LED chip simpler to the structure between thermal component, and chip heating can diffuse to rapidly on heat conduction support and disperse, be conducive to reduce LED chip junction temperature, improve the service life of LED light source.Support lining is nonmetallic materials, utilize hot pressing and metallic heat conduction support to rivet mutually, not only Stability Analysis of Structures, and can realize the seamless combination of heat conduction support and support lining, makes to be clamped in ray machine module water proofing property after outer cover or lens are installed between the two better.And the structure of heat conduction support makes its expansion in the time setting up bulb easier for installation, and as expansion radiator and luminous intensity distribution optical lens etc., the LED bulb structure of finally setting up is simple, is convenient to standardization large-scale production.Utilize the LED bulb establishment light fixture of fluorescence inner cover of the present invention simple, flexible and changeable, allow like this bulb, light fixture and the illumination control Realization of Product of LED lamp independent separately on producing and on using, make LED illuminating product reduce significantly production link, improve production lot, be conducive to the industrialization of LED energy-saving illumination product.And the present invention by being fixed on an electric connector male with contact pin in hole in perforate mode on Universal LED bulb, and carry out circuit welding and machinery from bulb inside fixing, the peripheral structure of whole Universal LED bulb is succinctly smooth, avoid LED bulb cable in addition, when bulb mounting, only need aim at the electric connector female on cable in electric connector male, again to Universal LED bulb carry out machinery fixing after, also realized Universal LED lamp and be electrically connected reliably simultaneously.And being connected to almost between electric connector male of the present invention and female can directly be realized reliable water-proof function in the situation without increase extra charge, the Universal LED bulb that therefore electric connector of the present invention be installed can be used for indoor also can be used for outdoor, also can be used for the explosion-proof environment of needs, greatly opened up out the scope of application of LED bulb.
Brief description of the drawings
fig. 1: the schematic appearance of bulb luminous intensity distribution optical lens scheme of the present invention;
fig. 2: the protruding outer cover scheme of bulb of the present invention schematic appearance;
fig. 3: bulb luminous intensity distribution optical lens scheme of the present invention and the schematic appearance with radiator;
fig. 4: the schematic appearance of the protruding outer cover scheme of bulb of the present invention band radiator;
fig. 5: the structural representation of the embodiment of the present invention;
fig. 6: the LED ray machine modular structure schematic diagram of embodiment of the present invention band heat conduction support;
fig. 7: embodiment of the present invention heat conduction supporting structure schematic diagram;
fig. 8: embodiment of the present invention support lining structure schematic diagram;
fig. 9: the LED ray machine modular structure schematic diagram of embodiment of the present invention band bulb inner cover;
figure 10: embodiment of the present invention radiator internal structure schematic diagram;
figure 11: the embodiment of the present invention adds the radiator schematic appearance of hoisting bracket;
figure 12: the sectional view of embodiment of the present invention radiator;
figure 13: the embodiment of the present invention installs the bulb schematic appearance of bulb top dress mounting flange additional;
figure 14: the embodiment of the present invention installs the bulb schematic appearance of external power box and hoisting bracket additional;
figure 15: the embodiment of the present invention installs the bulb schematic appearance of bulb top dress mounting flange and external power box additional;
figure 16: the bulb schematic appearance that the embodiment of the present invention installs bulb top dress mounting flange additional and dwindles heat conduction support;
figure 17: embodiment of the present invention lens card ring fixing structure schematic diagram;
figure 18: LED bulb flange heat conduction support installation interface perforate schematic diagram;
figure 19: the electric connector assembling schematic diagram of the flange fixed form of the embodiment of the present invention;
figure 20: clinkering ring stiff end electric connector male head structure schematic diagram of the present invention;
figure 21: nut stiff end electric connector male head structure schematic diagram one of the present invention;
figure 22: nut stiff end electric connector male head structure schematic diagram two of the present invention;
figure 23: the externally threaded electric connector male head structure of band of the present invention schematic diagram;
figure 24: the electric connector assembling schematic diagram of the hold-down nut connected mode of the embodiment of the present invention;
figure 25: the curved electric connector female structure schematic diagram being fixedly connected with of the present invention;
figure 26: the electric connector female structure schematic diagram that the straight type of the present invention is fixedly connected with;
figure 27: the electric connector female structure schematic diagram that the straight type on-fixed of the present invention connects;
figure 28: the bulb outline drawing with electric connector of the present invention;
figure 29: the application example of the present invention on street lamp.
figure 30: application the present invention has installed a kind of Tunnel Lamp lamp of the LED bulb of electric connector.
being labeled as in accompanying drawing: 2-heat conductive pad, 3-heat conduction support, 4-ray machine module, 5-support lining, 6-bulb inner cover, 7-luminous intensity distribution optical lens, 8-lens snap ring, 9-outer bulb envelope, 10-electric connector female, the water joint of 10A-tape cable, 11-electric connector male, 11A-cable fixing head, 12-radiator hold-down screw, 14-lens snap ring hold-down screw, 15-stiff end, 16-waterproof apron, 17-contact pin, 18-waterproof apron caulking groove, 19-contact pin solder joint, the solder joint of 21-ray machine module, 22-connector male fixing hole, the fixing perforation of 23-radiator, 24-secured adjusted rubber cushion, 25-connector female hold-down screw, 26-anti-slip tank, 27-heat conduction change-over panel, 28-hold-down nut, 31-hoisting bracket, 32-vaccum suction tube, 33-upper plug head, 34-fin, 35-lower end cap, 36-cable aperture, 37-foam metal, 38-radiator fixing threaded hole, 39-top dress mounting flange, 40-external power box, 62-encircles cover, 101-light fixture, 102-LED bulb, 103-radiator, 105-bulb hold-down screw, 301-bulb mounting flange fixing hole, 302-support lining riveted holes, 501-support lining riveted joint projection, 502-power supply or control end solder joint hole.
Detailed description of the invention
below in conjunction with drawings and Examples, the present invention is further illustrated, but not as the foundation to the present invention's restriction.
embodiment.Universal LED bulb constructive method: by the ray machine module that bonds on the heat conduction support at a metal, edge with the nonmetallic support grommet of annular around ray machine module, and support lining is fixed on heat conduction support, serve as a contrast the installation of carrying out bulb parts as bulb structure center to form LED bulb taking heat conduction support and support, thereby make simple and reliable for structure between ray machine module and heat conduction support, be beneficial to the heat radiation of LED.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 heat-conducting substrate, obtains circuit by PCB printed-board technology; Or be nonmetallic materials heat-conducting substrate, on it, adopt the chimeric circuit of silver slurry printed circuit technique.On described ray machine module, LED chip is only encapsulated by transparent silica gel, and then the ray machine module after encapsulation arranges the bulb inner cover of inner side coating fluorescent material outward.On heat conduction support, offer perforation, electric connector male with contact pin is being inserted to perforation, and be fixed as stiff end to insert inner part, ray machine module welding in the tail end Universal LED bulb of contact pin, make to form on Universal LED bulb outer surface a simple electric interfaces, after only electric connector male need being docked with the electric connector female of tape cable when installation, then fix Universal LED bulb and realize the electrical connection of Universal LED bulb.By the eccentric position in electric connector male hole on heat conduction support and the restriction of electric connector male stiff end size, make the ray machine template in Universal LED bulb can meet the needs of arranging LED chip and driving power chip.The described electric connector with contact pin is four needle constructions, wherein: two pins are power supply access; Two pins are for controlling access.Described stiff end is nut fixed form or welded ring fixed form; When stiff end is nut fixed form, between electric connector male and heat conduction support, increases waterproof apron and carry out waterproof; For preventing from rotating in electric connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump; 3 hole flanges are set in described electric connector female, are fixed on lamp radiator (or heat conduction change-over panel) by hold-down screw upper, between electric connector female and radiator, arrange and regulate rubber cushion to regulate thickness, ensure that the anti-water surface is tight; Or external screw thread is set in electric connector male fixedly carries out waterproof with the screw-internal thread fit that is provided with hold-down nut in the electric connector female of waterproof apron.In electric connector female, caulking groove is set, waterproof apron is set in caulking groove and carries out waterproof.Described heat conduction support is provided with radiator, the LED bulb of formation with radiator, on the water joint of tape cable cable fixing head and radiator hold-down screw radiator, heat conductive pad, heat conduction support and support lining are strained and fixed, and be provided with flanging in the fixing perforation of radiator; Described luminous intensity distribution optical lens is directly bonded in support and is lining with, on support lining external diameter, be also provided with lens snap ring and block luminous intensity distribution optical lens, or be directly bonded with outer bulb envelope, thereby ray machine module is enclosed in the waterproof closed area of support lining, heat conduction support and outer bulb envelope or luminous intensity distribution optical lens.For preventing luminous intensity distribution optical lens accidental, be provided with lens snap ring hold-down screw and lens snap ring is fixed on to support is lining with.Described radiator adopts hollow structure, and hollow space is filled with foam metal, and injects superconducting fluid in hollow structure, and hollow structure, by upper lower end cap, adopts interference fit to be pressed into or screw thread sealing screw-in formation confined space, and confined space is evacuated.Described radiator top is provided with hoisting bracket or top dress mounting flange, is respectively used to lifting and top dress.
realize the LED bulb of the fluorescence inner cover of said method, as shown in Figure 5, comprise heat conduction support 3, heat conduction support 3 is provided with support lining 5, between heat conduction support 3 and support lining 5, is provided with ray machine module 4.Support lining 5 is around ray machine module 4; Heat conduction support 3 is provided with support lining riveted holes 302, support lining riveted holes 302 matches fixing with the support lining projection 501 on support lining 5, be also provided with solder joint 21, connector male fixing hole 22 and the bulb mounting flange fixing hole 301 of ray machine module on heat conduction support 3.On support lining 5, also offer power supply or control end solder joint hole 502, heat conduction support 3, support lining 5 and the LED ray machine module of ray machine module 4 compositions with heat conduction support.As shown in Fig. 6, Fig. 7 and Fig. 8.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.On described ray machine module, LED chip is only provided with the transparent silica gel of encapsulation use outward, and all ray machine module peripheral hardware bulb inner covers 6 with transparent silica gel, and bulb inner cover 6 internal layers are provided with fluorescent coating, as shown in Figure 9.
described heat conduction support 3 is provided with electric connector, as shown in figure 19, comprises electric connector male 11, described electric connector male 11 is provided with contact pin 17, contact pin solder joint 19 and the ray machine module 4 of contact pin 17 rears weld, and wherein: 2 pins are welded on power end, 2 pins are welded on control end; After the connector male fixing hole 22 that described electric connector male 11 is passed on Universal LED bulb, being provided with stiff end 15 is fixed; Electric connector male 11 be connected with the electric connector female 10 of jack, electric connector female 10 is connected with cable.Described stiff end 15 is welded ring, as shown in figure 20; Or described stiff end 15 is hold-down nut, and waterproof apron caulking groove 18 is also set in electric connector male 11, the interior waterproof apron 16 that arranges of waterproof apron caulking groove 18, as shown in Figure 21 and Figure 22; For preventing from rotating in electric connector male 11, anti-slip tank 26 is set, described heat conduction support 3 perforation place arrange respective bump, as shown in Figure 20, Figure 21, Figure 22 and Figure 23; Straight shape electric connector female shown in described electric connector female 10(bending electric connector female and Figure 26 as shown in figure 25) be provided with three hole flanges, and pass through on three hole flanges and connector female hold-down screw 25 and radiator 103 or heat conduction change-over panel 27(light fixture) fixing, and be also provided with secured adjusted rubber cushion 24 between flange and radiator 103 or heat conduction change-over panel 27, ensure that the anti-water surface is tight, as shown in figure 19.Described electric connector male 11 is provided with external screw thread, screw-internal thread fit by hold-down nut 28 in external screw thread and electric connector female 10 is fixed in electric connector male 11, in bulb internal electric connector male 11, contact pin solder joint 19 ends arrange ring cover 62 outward as decorating covering, as shown in figure 24.Described electric connector female 10 is provided with caulking groove, is provided with waterproof apron 16 in caulking groove.Described electric connector female 10 also can be the straight shape electric connector of free-standing female as shown in figure 27, can form on-fixed with electric connector male and be connected, and only needs docking to insert, and is applicable to not need indoor environment or the Interim use of waterproof.
the present invention also can form the LED bulb with radiator: described heat conduction support 3 is provided with radiator 103, between radiator 103 and heat conduction support 3, heat conductive pad 2 is set; Cable fixing head 11A(on the water joint 10A of tape cable can use the mode of electric connector male and female) and radiator hold-down screw 12 radiator 103, heat conductive pad 2, heat conduction support 3 and support lining 5 are strained and fixed, and cable fixing head hole (being equivalent to aforesaid connector male fixing hole 22) on heat conduction support 3 is lower and fixing the perforation in 23 of radiator is provided with flanging (as shown in Figure 6); Luminous intensity distribution optical lens 7 is directly bonded on support lining 5, and support serves as a contrast and on 5 external diameters, is also provided with lens snap ring 8 and blocks luminous intensity distribution optical lens 7, or is directly bonded with outer bulb envelope 9.Described radiator 103, as shown in Figure 10 and Figure 12, comprise fin 34, in the middle of fin 34, be provided with superconduction sap cavity, in superconduction sap cavity, be filled with foam metal 37, and be provided with superconducting fluid, and superconduction sap cavity two ends are provided with upper plug head 33 and lower end cap 35, and upper plug head 33 or lower end cap 35 are provided with vaccum suction tube 32; On described radiator 103, be also provided with cable aperture 36 and the fixing perforation 38 of radiator for wearing cable.Described radiator 103 tops are provided with hoisting bracket 31, as shown in figure 11; Top dress mounting flange 39 also can be installed on radiator 103, top dress mounting flange 39 is screwed by top heat sink fixing threaded hole 38, as Figure 13 and Figure 15, for better dustproof, can save the bulb mounting flange fixing hole 301 on heat conduction support 3, its external diameter is decreased to and equals lens snap ring 8 external diameters, as Figure 16.Adopt the conventional ADS driving Power supplies such as Switching Power Supply and filter power supply during when LED driving power, because volume is larger, LED driving power part can be moved to the interior placement of external power box 40.Can ensure that so the external power supply requirement of bulb assembly is civil power, improve the general and interchangeability of bulb entirety, as Figure 14 and Figure 15.For ensureing that lens reliably do not come off, after lens snap ring 8 is connected and fixed by bonding and support lining 5, then scioptics snap ring hold-down screw 14 is fixed on lens snap ring 8 on support lining 5, as Figure 17 again.
Bulb outer diameter D becomes W=1.1812e with the LED bulb power W upper limit of formation
0.0361Drelation, at W=1.1812e
0.0361Drelation curve on D get discrete numerical value and build the LED bulb of multiple fixing bulb outer diameter D sizes, to improve interchangeability and the versatility of LED bulb.At W=1.1812e
0.0361Drelation curve on, D is taking 20mm as lower limit, taking 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.Screw that fixing bulb is used distributes, and to be subject to the impact of used screw size, diameter D1 be the boundary values of staying that bulb outer diameter D subtracts hold-down screw nut diameter and deduct 0.8 ~ 4mm for circle (or hangers external diameter) D1 and light fixture fixed head opening diameter D2; Installation interface opening diameter D2 is the double boundary values of staying that bulb outer diameter D subtracts double hold-down screw nut diameter and deduct corresponding D1; Bulb wire hole distance L (being the eccentric position of electric connector male on heat conduction support) according to the form below value.Bulb appearance and size outer diameter D in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Figure 28, flange screw pore size distribution circular diameter D1, radiator outer diameter D 3 manufacture in accordance with regulations, relative dimensions is by providing as Figure 18 and following table.
apply the street lamp of the LED bulb of flange form supporting band radiator of the present invention, as shown in figure 29, the LED bulb 102 of the present invention with radiator is fixed on the installation interface on light fixture 101 by flange and hold-down screw 105; Apply the street lamp of flange form bracket LED of the present invention tunnel bubble, LED bulb 102 of the present invention is fixed on the installation interface on light fixture 101 by flange and hold-down screw 105 to (installation interface is located at the face that radiator 103 contacts with LED bulb 102 and on the hole being connected, connector female 10 is fixed on radiator), can realize electrical connection and the LED bulb of Tunnel Lamp and install, as shown in figure 30.
Claims (13)
1. Universal LED bulb constructive method, is characterized in that: by the ray machine module that bonds on the heat conduction support at a metal; With the nonmetallic support grommet of annular around being centered around around ray machine module, and support lining is fixed on heat conduction support, serve as a contrast the installation of carrying out bulb parts as bulb structure center to form LED bulb taking heat conduction support and support, thereby make simple and reliable for structure between ray machine module and heat conduction support, be beneficial to the heat radiation of LED; On described ray machine module, LED chip is only encapsulated by transparent silica gel, and then the ray machine module after encapsulation arranges the bulb inner cover of inner side coating fluorescent material outward; Described support serves as a contrast riveted holes on projection and the heat conduction support being lining with by support to carry out hot pressing and is riveted on heat conduction support; 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 heat-conducting substrate, obtains circuit by PCB printed-board technology; Or be nonmetallic materials heat-conducting substrate, on it, adopt the chimeric circuit of silver slurry printed circuit technique; Described heat conduction stent diameter is 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 discrete numerical value and build the LED bulb of multiple fixing bulb outer diameter D sizes, to improve interchangeability and the versatility of LED bulb; In described bulb outer diameter D, at W=1.1812e
0.0361Drelation curve on, D is taking 20mm as lower limit, taking 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 heat conduction support, have 6 flange fixing holes to be distributed on diameter D1 upper, diameter D1 is the boundary values of staying that bulb outer diameter D subtracts hold-down screw nut diameter and deduct 0.8～4mm; Described LED bulb installation interface opening diameter D2 on light fixture is the double boundary values of staying that bulb outer diameter D subtracts double hold-down screw nut diameter and deduct corresponding D1; The installation interface of described LED bulb comprises on light fixture contact-making surface and the connecting hole with LED bulb.
2. Universal LED bulb constructive method according to claim 1, it is characterized in that: described heat conduction support and support are lining with offers perforation, electric connector male with contact pin is being inserted to perforation, and be fixed as stiff end taking the part of inserting bulb inside, ray machine template welding in the tail end of contact pin and Universal LED bulb, make to form on Universal LED bulb outer surface a simple electric interfaces, after only electric connector male need being docked with the electric connector female of tape cable when installation, fix again Universal LED bulb and realize the electrical connection of Universal LED bulb.
3. Universal LED bulb constructive method according to claim 2, it is characterized in that: by the restriction of the eccentric position to described electric connector male hole on heat conduction support and electric connector male stiff end size, make the ray machine template in Universal LED bulb can meet needs and the contraposition needs of arranging LED chip and driving power chip; The described electric connector with contact pin is four needle constructions, and wherein, two pins are power supply access; Two pins are for controlling access.
4. Universal LED bulb constructive method according to claim 2, is characterized in that: described stiff end is nut fixed form or welded ring fixed form; When stiff end is nut fixed form, between electric connector male and heat conduction support, increases waterproof apron and carry out waterproof; Described electric connector female, on 3 hole flanges are set, be fixed on lamp radiator by hold-down screw, between electric connector female and radiator, arrange regulate rubber cushion regulate thickness, ensure that the anti-water surface is tight; Or external screw thread is set in electric connector male fixedly carries out waterproof with the screw-internal thread fit that is provided with hold-down nut in the electric connector female of waterproof apron; In electric connector female, caulking groove is set, waterproof apron is set in caulking groove and carries out waterproof; For preventing rotation, in electric connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.
5. Universal LED bulb constructive method according to claim 1, is characterized in that: described heat conduction support is provided with radiator, between radiator and heat conduction support, heat conductive pad is set; On the water joint of tape cable cable fixing head and radiator hold-down screw radiator, heat conductive pad, heat conduction support and support lining are strained and fixed, and be provided with flanging in the fixing perforation of radiator; Luminous intensity distribution optical lens is directly bonded in support and is lining with, on support lining external diameter, be also provided with lens snap ring and block luminous intensity distribution optical lens, or be directly bonded with outer bulb envelope, thereby ray machine module is enclosed in support lining, the frame of heat conduction and the waterproof closed area of outer bulb envelope or luminous intensity distribution optical lens; For preventing luminous intensity distribution optical lens accidental, be provided with lens snap ring hold-down screw and lens snap ring is fixed on to support is lining with.
6. Universal LED bulb constructive method according to claim 5, it is characterized in that: described radiator adopts hollow structure, hollow space is filled with foam metal, and in hollow structure, inject superconducting fluid, hollow structure is by upper lower end cap, adopt interference fit to be pressed into or screw thread sealing screw-in formation confined space, and confined space is evacuated.
7. Universal LED bulb constructive method according to claim 5, is characterized in that: described radiator top is provided with hoisting bracket or top dress mounting flange; In the time that LED drives conventional ADS driving Power supplies such as adopting Switching Power Supply and filter power supply, because volume is larger, it is built-in that the power drives chip part on ray machine module can be moved to external power box.
8. according to the LED bulb of the fluorescence inner cover of method described in the arbitrary claim of claim 1 to 7, it is characterized in that: comprise heat conduction support (3), heat conduction support (3) is provided with support lining (5), between heat conduction support (3) and support lining (5), is provided with ray machine module (4); Support lining (5) is around ray machine module (4); Described ray machine module (4) is by ray machine template, LED chip group and relevant circuit and consist of die bond and encapsulation, or be wherein also integrated with for electric drive chip, the upper LED chip of described ray machine module (4) is only provided with the transparent silica gel of encapsulation use outward, and all ray machine module (4) peripheral hardware bulb inner covers (6) with transparent silica gel, bulb inner cover (6) internal layer is provided with fluorescent coating; Described heat conduction support (3) is provided with support lining riveted holes (302), and support lining riveted holes (302) the hot pressing riveted joint that matches with the support lining projection (501) on support lining (5) is fixed.
9. the LED bulb of fluorescence inner cover according to claim 8, it is characterized in that: described heat conduction support (3) is provided with radiator (103), between radiator (103) and heat conduction support (3), heat conductive pad (2) is set; Cable fixing head (11A) on the water joint (10A) of tape cable and radiator hold-down screw (12) are strained and fixed radiator (103), heat conductive pad (2), heat conduction support (3) and support lining (5), and are provided with flanging in the fixing perforation of radiator (23); Luminous intensity distribution optical lens (7) is directly bonded on support lining (5), on support lining (5) external diameter, be also provided with lens snap ring (8) and block luminous intensity distribution optical lens (7), or be directly bonded with outer bulb envelope (9); For preventing luminous intensity distribution optical lens (7) accidental, be provided with lens snap ring hold-down screw (14) lens snap ring (8) is fixed on support lining (5).
10. the LED bulb of fluorescence inner cover according to claim 9, it is characterized in that: described radiator (103) comprises fin (34), in the middle of fin (34), be provided with superconduction sap cavity, in superconduction sap cavity, be filled with foam metal (37), and be provided with superconducting fluid, superconduction sap cavity two ends are provided with upper plug head (33) and lower end cap (35), and upper plug head (33) or lower end cap (35) are provided with vaccum suction tube (32); On described radiator (103), be also provided with cable aperture (36) and radiator fixing threaded hole (38) for wearing cable.
The LED bulb of 11. fluorescence inner covers according to claim 9, is characterized in that: described radiator (103) top is provided with hoisting bracket (31) or top dress mounting flange (39); Or be also provided with external power box (40) between radiator (103) and hoisting bracket (31) or top dress mounting flange (39).
The LED bulb of 12. fluorescence inner covers according to claim 8, it is characterized in that: described heat conduction support (3) is provided with electric connector, electric connector comprises electric connector male (11), described electric connector male (11) is provided with contact pin (17), the contact pin solder joint (19) of contact pin (17) rear and ray machine module (4) welding; Described electric connector male (11) is provided with stiff end (15) after through the connector male fixing hole (22) on Universal LED bulb and is fixed; Electric connector male (11) be connected with the electric connector female (10) of jack, electric connector female (10) is connected with cable; Described electric connector contact pin is four needle constructions, wherein: two pins are power supply access; Two pins are for controlling access.
The LED bulb of 13. fluorescence inner covers according to claim 12, is characterized in that: 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 electric connector male (11), waterproof apron (16) is set in waterproof apron caulking groove (18); For preventing rotation, anti-slip tank (26) is set in electric connector male (11), described heat conduction support (3) perforation place arranges respective bump; Described electric connector female (10) is provided with three hole flanges, and fixing with radiator (103) or heat conduction change-over panel (27) by three hole flanges and connector female hold-down screw (25), and between flange and radiator (103) or heat conduction change-over panel (27), be also provided with secured adjusted rubber cushion (24), ensure that the anti-water surface is tight; Or described electric connector male (11) is provided with external screw thread, be fixed in electric connector male (11) by the screw-internal thread fit with the upper hold-down nut (28) of electric connector female (10) that is provided with waterproof apron (16); Described electric connector female (10) is provided with caulking groove, is provided with waterproof apron (16) in caulking groove.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210253587.8A CN102818151B (en) | 2012-07-23 | 2012-07-23 | Universal type LED (light emitting diode) bulb forming method and LED bulb with fluorescent inner cover |
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| CN201210253587.8A CN102818151B (en) | 2012-07-23 | 2012-07-23 | Universal type LED (light emitting diode) bulb forming method and LED bulb with fluorescent inner cover |
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| CN102818151B true CN102818151B (en) | 2014-11-26 |
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| TW200929513A (en) * | 2007-12-19 | 2009-07-01 | Iledm Photoelectronics Inc | Method for packaging a light emitting diode and its structure |
| CN201293281Y (en) * | 2008-10-29 | 2009-08-19 | 佛山市国星光电股份有限公司 | White light LED device |
| CN201318562Y (en) * | 2008-11-27 | 2009-09-30 | 北京万方广源数码光源技术有限公司 | Light source module structure of light-emitting diode provided with aluminum circuit substrate |
| CN201377709Y (en) * | 2009-07-23 | 2010-01-06 | 深圳市长方照明工业有限公司 | LED bulb |
| CN101660678B (en) * | 2009-09-09 | 2011-03-30 | 史杰 | Method for packaging white LED light source module |
| CN201748246U (en) * | 2010-06-25 | 2011-02-16 | 深圳市泓亚光电子有限公司 | Multi-chip high-power LED light source |
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