CN102818175B - LED (light-emitting diode) road lamp adopting extruding radiator structure - Google Patents
LED (light-emitting diode) road lamp adopting extruding radiator structure Download PDFInfo
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- CN102818175B CN102818175B CN201210253682.8A CN201210253682A CN102818175B CN 102818175 B CN102818175 B CN 102818175B CN 201210253682 A CN201210253682 A CN 201210253682A CN 102818175 B CN102818175 B CN 102818175B
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- 229920003023 plastic Polymers 0.000 claims abstract description 4
- 238000001125 extrusion Methods 0.000 claims description 79
- 238000003825 pressing Methods 0.000 claims description 79
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- 238000009434 installation Methods 0.000 claims description 28
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
- 238000005538 encapsulation Methods 0.000 claims description 12
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 5
- 238000007731 hot pressing Methods 0.000 claims description 5
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an LED (light-emitting diode) road lamp adopting an extruding radiator structure. The LED road lamp comprises an extruding radiator (103) formed by metal in an extruding manner; the extruding radiator (103) is provided with an installing interface; the installing interface is provided with an LED light bulb (102); the extruding radiator (103) is installed on a lamp post (108); a lamp shell (101) formed by metal in a punching manner or formed by casting plastic is arranged outside the extruding radiator (103); the LED road lamp adopting the extruding radiator structure further comprises a harness connector (106); and the harness connector (106) is used for distributing and connecting the plurality of LED light bulbs (102) into a power supply and a control circuit. According to the LED road lamp adopting the extruding radiator structure, the LED road lamp is simple in structure, low in construction cost, rapid and convenient to install, use and maintain without worsening breakdown, so that the production and use of the light bulb of the LED lamp, the lamps and the lighting control products are independent, the links in the production chain are greatly reduced, the mass production is realized, and the application and large-scale production of the LED energy-saving lighting products are benefited.
Description
Technical field
the present invention relates to a kind of LED street lamp with radiator, relate in particular to a kind of LED street lamp that adopts extrusion pressing type heat spreader structures.
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 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 street lamp that adopts extrusion pressing type heat spreader structures is provided.This LED lamp post structure is simple, cost is low, it is cheap convenient fast to install, use, safeguard; be difficult for fault extension; realized bulb, light fixture and the illumination of LED lamp and controlled product in the independence of producing and using, reduced significantly production link, realized the mass of producing, be conducive to application and the industrial scale of LED energy-saving illumination product.
for solving the problems of the technologies described above, technical scheme provided by the invention is as follows: adopt the LED street lamp of extrusion pressing type heat spreader structures, comprise that extrusion pressing type radiator is provided with installation interface by the extrusion pressing type radiator of extruding metal moulding, installation interface is provided with LED bulb; Extrusion pressing type radiator is arranged on lamp stand; Extrusion pressing type radiator is provided with lamp housing metal stamping formed or plastics die cast outward; The LED street lamp of described employing extrusion pressing type heat spreader structures also comprises Wiring harness connector, and Wiring harness connector is for distributing access power supply and control circuit by a plurality of LED bulbs.
in the LED street lamp of aforesaid employing extrusion pressing type heat spreader structures, described extrusion pressing type radiator comprises substrate, and substrate one side is provided with fin, and substrate is provided with cable aperture; Substrate opposite side is provided with the installation interface for mounted LED lamp bubble; The side that substrate is provided with fin is provided with wire support, and wire support is for drawing LED bulb wire access Wiring harness connector; Described installation interface, comprises the face and the hole being connected contacting with LED bulb on extrusion pressing type radiator that be positioned at.
in the LED street lamp of aforesaid employing extrusion pressing type heat spreader structures, on one side the substrate of described extrusion pressing type radiator connects L shaped connecting plate, L shaped connecting plate connects lamp stand; Described Wiring harness connector is arranged on extrusion pressing type radiator.
in the LED street lamp of aforesaid employing extrusion pressing type heat spreader structures, substrate or the central authorities of described extrusion pressing type radiator are provided with support installing hole, and extrusion pressing type radiator is installed set bolt by support installing hole and lamp stand retainer ring with street lamp and is fixed on lamp stand; Described Wiring harness connector is arranged in the lamp stand of extrusion pressing type radiator connection.
in the LED street lamp of aforesaid employing extrusion pressing type heat spreader structures, described installation interface is provided with 6 flange fixing holes and is distributed on diameter D1 above, and diameter D1 is that LED bulb outer diameter D subtracts the boundary values of staying that hold-down screw nut diameter deducts 0.8 ~ 4mm again.
in the LED street lamp of aforesaid employing extrusion pressing type heat spreader structures, described LED bulb is the LED bulb of tool waterproof and dustproof function, constructive method is: by the ray machine module that bonds on flanged (FLGD) heat conduction support of a metal, with the nonmetallic support lining of annular, be centered around the edge of ray machine module, and support lining is fixed on heat conduction support, heat conduction support and the support lining of take carries out the installation of bulb parts to form LED bulb as bulb structure center, thereby make simple in structure smooth 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, and LED bulb is arranged on installation interface by flange.
aforesaid LED street lamp, in described LED bulb constructive method, described flanged (FLGD) heat conduction stent diameter is bulb outer diameter D, bulb outer diameter D becomes W=1.1812e with the LED bulb power upper limit W of formation
0.0361D
relation, at W=1.1812e
0.0361D
relation 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; In described bulb outer diameter D, at W=1.1812e
0.0361D
relation 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, the installation interface of corresponding extrusion pressing type radiator arranges flange fixing hole.
aforesaid LED street lamp, in described LED bulb constructive method, the projection that described support lining is lining with by support and the riveted holes on heat conduction support carry out hot pressing and are riveted on heat conduction support; 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; Ray machine module outer ring is surrounded by the nonmetallic support lining of annular; On LED chip on described ray machine module, sprayed with fluorescent powder covers transparent silica gel again; Or the blue ruddiness proportional arrangement that the LED chip quantity on ray machine module is needed by plant, the LED chip having welded only covers transparent silica gel encapsulation; Or the LED chip on described ray machine module is only encapsulated by transparent silica gel, then the ray machine module after encapsulation is upper outside arranges the convex inner cover that inner side applies fluorescent material; Or the not sealing of LED chip on described ray machine module, the spill inner cover of transparent insulation conductive fluid is equipped with in the upper outside setting of ray machine module, in transparent insulation conductive fluid, is provided with fluorescent material, the elasticity inner cover that described spill inner cover is slim concave inward structure; Described luminous intensity distribution optical lens is directly bonded in support and is lining with, outside support lining, 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 lens accidental, be provided with lens snap ring hold-down screw and lens snap ring is fixed on to support is lining with.
aforesaid LED street lamp, in described LED bulb constructive method, described heat conduction support and support are lining with offers perforation, electric connector male with contact pin is being inserted to perforation, and take the part of inserting bulb inside and be fixed as stiff end, the welding of ray machine module in the tail end of contact pin and LED bulb, makes to form on LED bulb outer surface a simple electric interfaces; By the restriction to the eccentric position in described electric connector male hole on heat conduction support and electric connector male stiff end size, make the ray machine template in 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; 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 rotation, in electric connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.
in aforesaid LED street lamp, on the installation interface of described extrusion pressing type radiator base plate with the heat conduction support of LED bulb on electric connector male correspondence position be provided with electric connector female, 3 hole flanges are set in electric connector female; LED bulb only need dock electric connector male while installing with electric connector female after, more fixed L ED bulb realizes the electrical connection of LED bulb; In electric connector female, caulking groove is set, waterproof apron is set in caulking groove and carries out waterproof; Between electric connector female and extrusion pressing type radiator base plate, be provided with secured adjusted rubber cushion and regulate thickness, guarantee 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; Or the electrical connection of LED bulb adopts cable fixing head lead-in wire.
in aforesaid LED street lamp, the LED bulb forming by described LED bulb constructive method: comprise flanged (FLGD) heat conduction support, heat conduction support is provided with support lining, is provided with ray machine module between heat conduction support and support lining, and support lining is centered around around ray machine module; Heat conduction support, support lining and ray machine module form the LED ray machine module with 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.
aforesaid LED street lamp, in the LED bulb forming by LED bulb constructive method: described heat conduction support is provided with support lining riveted holes, the support lining projection that support lining riveted holes is lining with the support hot pressing riveted joint that matches is fixed.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.
aforesaid LED street lamp, in the LED bulb forming by LED bulb constructive method: and the described LED chip peripheral hardware convex inner cover with transparent silica gel, convex inner cover internal layer is provided with fluorescent coating; Or described LED chip is packaging silicon rubber not, the outer spill inner cover that transparent insulation conductive fluid is housed that arranges of described LED chip, LED chip is immersed in transparent insulation conductive fluid, in transparent insulation conductive fluid, is provided with fluorescent material, the elasticity inner cover that described spill inner cover is slim concave inward structure.
aforesaid LED street lamp, in the LED bulb forming by LED bulb constructive method: described heat conduction support is provided with electric connector, 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 LED bulb and is fixed; Electric connector male is connected with the electric connector female with jack, and 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.
aforesaid LED street lamp, in the LED bulb forming by LED bulb constructive method: 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 rotation, in electric connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.
aforesaid LED street lamp, in the LED bulb forming by LED bulb constructive method: described electric connector female is provided with three hole flanges, and fix by three hole flanges and connector female hold-down screw and extrusion pressing type radiator, and between flange and extrusion pressing type radiator, be also provided with secured adjusted rubber cushion, guarantee that the anti-water surface is tight.
aforesaid LED street lamp, in the LED bulb forming by LED bulb constructive method: 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.
aforesaid LED street lamp, in the LED bulb forming by LED bulb constructive method: described electric connector female is provided with caulking groove, is provided with waterproof apron in caulking groove.
aforesaid LED street lamp, in the LED bulb forming: described luminous intensity distribution optical lens is directly bonded in support and is lining with, is also provided with lens snap ring on support lining external diameter and blocks luminous intensity distribution optical lens, or be directly bonded with outer bulb envelope by LED bulb constructive method.For preventing lens accidental, be provided with lens snap ring hold-down screw and lens snap ring is fixed on to support is lining with.
compared with prior art, light fixture of the present invention be take extrusion pressing type radiator as core, and LED bulb and other all auxiliary members are all installed concentratedly on extrusion pressing type radiator, simple in structure, cost is low, installation, use, easy to maintenance.The fin of extrusion pressing type radiator is in the duty perpendicular to ground; due to extrusion pressing type radiator, there is the protection of lamp housing simultaneously; be not easy to form the serious laying dust of fin; the present invention has the ability of very strong windproof, waterproof, antidusting plug and worm plug in use; even at sand and dust especially severe and the long-term environment without rain, the present invention still can normally work.
lED street lamp of the present invention only be take light fixture and two parts of LED bulb that extrusion pressing type radiator is core component, and the LED street lamp overall structure of setting up is like this simple; In LED street lamp of the present invention, extrusion pressing type radiator and LED bulb be without produce simultaneously, and while installing extrusion pressing type radiator and LED bulb also without install simultaneously; Realized light fixture and the LED bulb independence on producing and on using, can reduce significantly production link, improve 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.
the present invention is lining with by the mounting structure of LED bulb parts is moved to support, make LED chip simpler to the structure between thermal component, chip heating can conduct to rapidly on heat conduction support and disperse, and is conducive to reduce LED chip junction temperature, improves the service life of LED light source.Support lining is nonmetallic materials, utilize hot pressing and metallic heat conduction support to rivet mutually, Stability Analysis of Structures not only, and can realize the seamless combination of heat conduction support and support lining, the ray machine module water proofing property after outer cover or lens are installed that makes to be clamped between heat conduction support, support lining is better.
extrusion pressing type radiator in the present invention does not need to bear more waterproof and dustproof function as conventional road lamp, compares conventional road lamp, and in the present invention, LED bulb self just has enough waterproof and dustproof effects.This makes LED street lamp of the present invention have in design more condition to consider the practicality of light fixture integral body, aesthetic feeling and personalization.
the present invention is simple in structure, cost is low, it is cheap convenient fast to install, use, safeguard; be difficult for fault extension; realized bulb, light fixture and the illumination of LED lamp and controlled product in the independence of producing and using, reduced significantly production link, realized the mass of producing, be conducive to application and the industrial scale of LED energy-saving illumination product.
accompanying drawing explanation:
fig. 1 is the structure chart of the embodiment of the present invention 1;
fig. 2 is the outside drawing of the embodiment of the present invention 1;
fig. 3 is the inspecting state figure of the embodiment of the present invention 1;
fig. 4 is the sectional drawing of extrusion pressing type radiator of the present invention;
fig. 5 is embodiment of the present invention LED optical mode group structural representation;
fig. 6 is embodiment of the present invention heat conduction supporting structure schematic diagram;
fig. 7 is embodiment of the present invention support lining structure schematic diagram;
fig. 8 is the LED optical mode group structural representation of the protruding inner cover of embodiment of the present invention band;
fig. 9 is the LED optical mode group structural representation of the recessed inner cover of embodiment of the present invention band;
figure 10 is embodiment of the present invention spill inner cover profile;
figure 11 is the electric connector assembling schematic diagram of the flange fixed form of the embodiment of the present invention;
figure 12 is clinkering ring stiff end electric connector male head structure schematic diagram of the present invention;
figure 13 is nut stiff end electric connector male head structure schematic diagram one of the present invention;
figure 14 is nut stiff end electric connector male head structure schematic diagram two of the present invention;
figure 15 is the externally threaded electric connector male head structure of band of the present invention schematic diagram;
figure 16 is the electric connector assembling schematic diagram of the hold-down nut connected mode of the embodiment of the present invention;
figure 17 is the curved electric connector female structure schematic diagram being fixedly connected with of the present invention;
figure 18 is the electric connector female structure schematic diagram that the straight type of the present invention is fixedly connected with;
figure 19 is the electric connector female structure schematic diagram that the straight type on-fixed of the present invention connects;
figure 20 is the schematic appearance of LED bulb luminous intensity distribution optical lens scheme of the present invention;
figure 21 is the protruding outer cover scheme of LED bulb of the present invention schematic appearance;
figure 22 is LED bulb flange heat conduction support perforate schematic diagram of the present invention;
figure 23 is LED bulb schematic appearance of the present invention;
structure chart when Figure 24 is the embodiment of the present invention 1 use lamp stand retainer ring;
outside drawing when Figure 25 is the embodiment of the present invention 1 use lamp stand retainer ring;
inspecting state figure when Figure 26 is the embodiment of the present invention 1 use lamp stand retainer ring;
figure 27 is extrusion pressing type radiator installation interface perforate schematic diagram of the present invention;
structure chart when Figure 28 is the barrel-shaped lamp housing of the embodiment of the present invention 1 employing;
outside drawing when Figure 29 is the barrel-shaped lamp housing of the embodiment of the present invention 1 employing;
inspecting state figure when Figure 30 is the barrel-shaped lamp housing of the embodiment of the present invention 1 employing.
reference numeral:
3-heat conduction support, 4-ray machine module, 5-support lining, 6-convex inner cover, 7-luminous intensity distribution optical lens, 8-lens snap ring, 9-outer bulb envelope, 10-electric connector female, 11-electric connector male, 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-interface male fixing hole, 24-secured adjusted rubber cushion, 25-connector female hold-down screw, 26-anti-slip tank, 28-hold-down nut, 61-spill inner cover, 62-encircles cover, 101-lamp housing, 102-LED bulb, 103-extrusion pressing type radiator, 104-lamp housing hold-down screw group, 105-bulb hold-down screw, 106-Wiring harness connector, 107-Wiring harness connector support and screw, 108-lamp stand, 109-street lamp is installed set bolt, 110-L shape connecting plate, 111-radiator hold-down screw, 112-wire support, 116-lamp stand retainer ring, 301-bulb mounting flange fixing hole, 302-support lining riveted holes, 501-support lining riveted joint projection, 502-power supply or control end welding 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.The LED street lamp that adopts extrusion pressing type heat spreader structures, as shown in Figure 1, Figure 2 with shown in body 3, comprises that extrusion pressing type radiator 103 is provided with installation interface by the extrusion pressing type radiator 103 of extruding metal moulding, and installation interface is provided with LED bulb 102; Extrusion pressing type radiator 103 is arranged on lamp stand 108; The outer lamp housing 101 that is provided with metal stamping formed or plastics die cast of extrusion pressing type radiator 103; The LED street lamp of described employing extrusion pressing type heat spreader structures also comprises Wiring harness connector 106, and Wiring harness connector 106 is for distributing access power supply and control circuit by a plurality of LED bulbs 102.Extrusion pressing type radiator 103 comprises substrate, and substrate one side is provided with fin, and as shown in Figure 4, substrate is provided with cable aperture; Substrate opposite side is provided with the installation interface for mounted LED lamp bubble 102; The side that substrate is provided with fin is provided with wire support 112, and wire support 112 is for drawing LED bulb 102 wire access Wiring harness connector 106; Described installation interface, comprises the face and the hole being connected contacting with LED bulb 102 on extrusion pressing type radiator 103 that be positioned at.The substrate of extrusion pressing type radiator 103 connects L shaped connecting plate 110 on one side, and L shaped connecting plate 110 connects lamp stand 108; Described Wiring harness connector 106 is arranged on extrusion pressing type radiator 103.Installation interface is provided with 6 flange fixing holes and is distributed on diameter D1 above, and diameter D1 is that LED bulb 102 outer diameter D subtract the boundary values of staying that hold-down screw nut diameter deducts 0.8 ~ 4mm again.LED bulb 102 is arranged on extrusion pressing type radiator 103 by bulb hold-down screw 105, and lampshade 101 is by 104 groups of extrusion pressing type radiators 103 of lamp housing hold-down screw, and Wiring harness connector 106 is by Wiring harness connector support and screw 107 extrusion pressing type radiators 103.Extrusion pressing type radiator 103, by L shaped connecting plate 110, street lamp, set bolt 109 is installed and radiator hold-down screw 111 is arranged on lamp stand 108.
bulb 102 is LED bulbs of tool waterproof and dustproof function.
the constructive method of the LED bulb of tool waterproof and dustproof function: by the ray machine module that bonds on flanged (FLGD) heat conduction support of a metal, with the nonmetallic support lining of annular, be centered around the edge of ray machine module, and support lining is fixed on heat conduction support, heat conduction support and the support lining of take carries out the installation of bulb parts to form LED bulb as bulb structure center, thereby make simple in structure smooth 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, and LED bulb is arranged on installation interface by flange.Described flanged (FLGD) 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
0.0361D
relation, at W=1.1812e
0.0361D
relation 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; In described bulb outer diameter D, at W=1.1812e
0.0361D
relation 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, the installation interface of corresponding extrusion pressing type radiator arranges flange fixing hole.The projection that described support lining is lining with by support and the riveted holes on heat conduction support carry out hot pressing and are riveted on heat conduction support; 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; Ray machine module outer ring is surrounded by the nonmetallic support lining of annular; On LED chip on described ray machine module, sprayed with fluorescent powder covers transparent silica gel again; Or the blue ruddiness proportional arrangement that the LED chip quantity on ray machine module is needed by plant, the LED chip having welded only covers transparent silica gel encapsulation; Or the LED chip on described ray machine module is only encapsulated by transparent silica gel, then the ray machine module after encapsulation is upper outside arranges the convex inner cover that inner side applies fluorescent material; Or the not sealing of LED chip on described ray machine module, the spill inner cover of transparent insulation conductive fluid is equipped with in the upper outside setting of ray machine module, in transparent insulation conductive fluid, is provided with fluorescent material, the elasticity inner cover that described spill inner cover is slim concave inward structure; Described luminous intensity distribution optical lens is directly bonded in support and is lining with, outside support lining, 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 lens accidental, be provided with lens snap ring hold-down screw and lens snap ring is fixed on to support is lining with.Described heat conduction support and support are lining with offers perforation, electric connector male with contact pin is being inserted to perforation, and take the part of inserting bulb inside and be fixed as stiff end, the welding of ray machine module in the tail end of contact pin and LED bulb, makes to form on LED bulb outer surface a simple electric interfaces; By the restriction to the eccentric position in described electric connector male hole on heat conduction support and electric connector male stiff end size, make the ray machine template in 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; 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 rotation, in electric connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.
realize the LED bulb of said method, comprise flanged (FLGD) 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, and support lining 5 is centered around around ray machine module 4; Heat conduction support 3 is provided with support lining riveted holes 302, and support lining riveted holes 302 and support on support lining 5 serve as a contrast projection 501 and match fixingly, are also provided with solder joint 21, interface 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, be also provided with power supply or control end solder joint hole 502, hot support 3, support lining 5 and ray machine module 4 form LED with the LED ray machine module of heat conduction support, as shown in Fig. 5, Fig. 6 and Fig. 7.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, 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.On described ray machine module 4, LED chip is provided with the transparent silica gel of encapsulation use outward, and the described ray machine module 4 peripheral hardware convex inner covers 6 with transparent silica gel, and convex inner cover 6 internal layers are provided with fluorescent coating, as shown in Figure 8; Or described ray machine module 4 is packaging silicon rubber not, the spill inner cover 61 of transparent insulation conductive fluid is equipped with in the outer setting of described ray machine module 4, LED chip is immersed in transparent insulation conductive fluid, in transparent insulation conductive fluid, be provided with fluorescent material, described spill inner cover 61 is the elasticity inner cover of cross section slim concave inward structure as shown in figure 10, as shown in Figure 9.Described on heat conduction support 3, on the region outside support lining 5, be provided with lens snap ring 8 and block luminous intensity distribution optical lens 7, or be directly bonded with outer bulb envelope 9, as shown in figure 23.
described heat conduction support 3 is provided with electric connector, as shown in figure 11, 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 rears and 4 welding of ray machine module, 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 LED bulb, being provided with stiff end 15 is fixed; Electric connector male 11 is connected with the electric connector female 10 with jack, and electric connector female 10 is connected with cable.Described stiff end 15 be welded ring as shown in figure 12; 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 13 and Figure 14; For preventing rotation, anti-slip tank 26 is set in electric connector male 11, described heat conduction support 3 perforation place arrange respective bump, as shown in Figure 12, Figure 13, Figure 14 and Figure 15.
bending electric connector female as shown in figure 17 of electric connector female 10(and the straight shape electric connector female shown in Figure 18) be provided with three hole flanges, and fix with the substrate of extrusion pressing type radiator 103 by three hole flanges and connector female hold-down screw 25, and between flange and substrate, be also provided with secured adjusted rubber cushion 24, guarantee that the anti-water surface is tight, as shown in figure 11.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 16.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 19, can form on-fixed with electric connector male and be connected, and only needs docking to insert, and is applicable to not need the indoor environment of waterproof to use.
in the present embodiment, the substrate of extrusion pressing type radiator 103 or be provided with support installing hole in central authorities, extrusion pressing type radiator 103 is arranged on lamp stand 108 by support installing hole and lamp stand retainer ring 116, extrusion pressing type radiator 103 is installed set bolt 109 by street lamp and is fixed on lamp stand 108, and Wiring harness connector 106 is arranged in lamp stand 108.Now without using Wiring harness connector support and screw 107.
the present invention also can adopt barrel-shaped lamp housing 101, as shown in Figure 28, Figure 29 and Figure 30.
when the present invention keeps in repair, only need pull down lamp housing 101, as shown in Figure 1, Figure 24 and Figure 28 shown in, just can dismantle easily and bulb mounting, overhaul, more change the bulb and be very convenient.
in the present embodiment, LED bulb outer diameter D 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.Flange fixing hole distribution circle D1 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; Bulb wire hole distance L (being the eccentric position of electric connector male on heat conduction support) according to the form below value.Bulb outer diameter D in Figure 21 and Figure 22, 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 20 and Figure 27 and following table.
Claims (8)
1. adopt the LED street lamp of extrusion pressing type heat spreader structures, it is characterized in that: comprise that extrusion pressing type radiator (103) is provided with installation interface by the extrusion pressing type radiator (103) of extruding metal moulding, installation interface is provided with LED bulb (102); Extrusion pressing type radiator (103) is arranged on lamp stand (108); The outer lamp housing (101) that is provided with metal stamping formed or plastics die cast of extrusion pressing type radiator (103); The LED street lamp of described employing extrusion pressing type heat spreader structures also comprises Wiring harness connector (106), and Wiring harness connector (106) is for distributing access power supply and control circuit by a plurality of LED bulbs (102); Described LED bulb (102) is the LED bulb of tool waterproof and dustproof function, be configured to: by the ray machine module that bonds on flanged (FLGD) heat conduction support of a metal, with the nonmetallic support lining of annular, be centered around the edge of ray machine module, and support lining is fixed on heat conduction support, heat conduction support and the support lining of take carries out the installation of bulb parts to form LED bulb as bulb structure center, thereby make simple in structure smooth 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, and LED bulb is arranged on installation interface by flange; Described flanged (FLGD) 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 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; In described 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, the installation interface of corresponding extrusion pressing type radiator (103) arranges flange fixing hole.
2. the LED street lamp of employing extrusion pressing type heat spreader structures according to claim 1, is characterized in that: described extrusion pressing type radiator (103) comprises substrate, and substrate one side is provided with fin, and substrate is provided with cable aperture; Substrate opposite side is provided with the installation interface for mounted LED lamp bubble (102); The side that substrate is provided with fin is provided with wire support (112), and wire support (112) is for drawing LED bulb (102) wire access Wiring harness connector (106); Described installation interface, comprises the upper face and the hole being connected contacting with LED bulb (102) of extrusion pressing type radiator (103) that be positioned at.
3. the LED street lamp of employing extrusion pressing type heat spreader structures according to claim 2, it is characterized in that: described extrusion pressing type radiator (103) on one side substrate connect L shaped connecting plate (110), L shaped connecting plate (110) connects lamp stand (108); Described Wiring harness connector (106) is arranged on extrusion pressing type radiator (103).
4. the LED street lamp of employing extrusion pressing type heat spreader structures according to claim 2, it is characterized in that: substrate or the central authorities of described extrusion pressing type radiator (103) are provided with support installing hole, extrusion pressing type radiator (103) is installed set bolt (109) by support installing hole and lamp stand retainer ring (116) with street lamp and is fixed on lamp stand (108); Described Wiring harness connector (106) is arranged in the lamp stand (108) of extrusion pressing type radiator (103) connection.
5. the LED street lamp of employing extrusion pressing type heat spreader structures according to claim 1, it is characterized in that: described installation interface is provided with 6 flange fixing holes and is distributed on diameter D1 above, and diameter D1 is that LED bulb (102) outer diameter D subtracts the boundary values of staying that hold-down screw nut diameter deducts 0.8～4mm again.
6. the LED street lamp of employing extrusion pressing type heat spreader structures according to claim 1, is characterized in that: the projection that described support lining is lining with by support and the riveted holes on heat conduction support carry out hot pressing and be riveted on heat conduction support; 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; Ray machine module outer ring is surrounded by the nonmetallic support lining of annular; On LED chip on described ray machine module, sprayed with fluorescent powder covers transparent silica gel again; Or the blue ruddiness proportional arrangement that the LED chip quantity on ray machine module is needed by plant, the LED chip having welded only covers transparent silica gel encapsulation; Or the LED chip on described ray machine module is only encapsulated by transparent silica gel, then the ray machine module after encapsulation is upper outside arranges the convex inner cover that inner side applies fluorescent material; Or the not sealing of LED chip on described ray machine module, the spill inner cover of transparent insulation conductive fluid is equipped with in the upper outside setting of ray machine module, in transparent insulation conductive fluid, is provided with fluorescent material, the elasticity inner cover that described spill inner cover is slim concave inward structure; Described support is lining with and is directly bonded with luminous intensity distribution optical lens, outside support lining, be also provided with lens snap ring and block luminous intensity distribution optical lens, or be lining with and be directly bonded with outer bulb envelope to substitute luminous intensity distribution optical lens at support, 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 lens accidental, be provided with lens snap ring hold-down screw and lens snap ring is fixed on to support is lining with.
7. the LED street lamp of employing extrusion pressing type heat spreader structures according to claim 1, it is characterized in that: described heat conduction support and support are lining with offers perforation, again the electric connector male with contact pin is inserted to perforation, and take the part of inserting bulb inside and be fixed as stiff end, the welding of ray machine module in the tail end of contact pin and LED bulb, makes to form on LED bulb outer surface a simple electric interfaces; By the restriction to the eccentric position in described electric connector male hole on heat conduction support and electric connector male stiff end size, make the ray machine template in 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; 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 rotation, in electric connector male, anti-slip tank is set, described heat conduction support perforation place arranges respective bump.
8. the LED street lamp of employing extrusion pressing type heat spreader structures according to claim 7, it is characterized in that: on the installation interface of described extrusion pressing type radiator (103) substrate with the heat conduction support (3) of LED bulb (102) on electric connector male (11) correspondence position be provided with electric connector female (10), 3 hole flanges are set in electric connector female (10); LED bulb (102) only need dock electric connector male (11) while installing with electric connector female (10) after, then fixed L ED bulb (102) is realized the electrical connection of LED bulb; Electric connector female arranges caulking groove on (10), waterproof apron (16) is set in caulking groove and carries out waterproof; Between electric connector female (10) and extrusion pressing type radiator (103) substrate, be provided with secured adjusted rubber cushion (24) and regulate thickness, guarantee that the anti-water surface is tight; Or external screw thread is set in electric connector male (11) fixedly carries out waterproof with the screw-internal thread fit of the upper hold-down nut of the electric connector female (10) that is provided with waterproof apron (16); Or LED bulb (102) electrical connection adopts cable fixing head lead-in wire.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253682.8A CN102818175B (en) | 2012-07-23 | 2012-07-23 | LED (light-emitting diode) road lamp adopting extruding radiator structure |
| PCT/CN2013/000880 WO2014015656A1 (en) | 2012-07-23 | 2013-07-23 | Universal-led-bulb construction method, clamping-ring-structured 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 |
| 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 |
| 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 |
| KR1020157004355A KR101778868B1 (en) | 2012-07-23 | 2013-07-23 | Universal-led-bulb construction method, clamping-ring-structured led bulb, and led 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 |
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| CN201210253682.8A CN102818175B (en) | 2012-07-23 | 2012-07-23 | LED (light-emitting diode) road lamp adopting extruding radiator structure |
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| CN102818175A CN102818175A (en) | 2012-12-12 |
| CN102818175B true CN102818175B (en) | 2014-10-22 |
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| CN201265806Y (en) * | 2008-06-18 | 2009-07-01 | 张俊宝 | Cooling dust-proof lamp casing |
| CN101608753A (en) * | 2008-06-18 | 2009-12-23 | 富准精密工业(深圳)有限公司 | Light emitting diode road lamp |
| CN201992449U (en) * | 2010-11-12 | 2011-09-28 | 中盟光电股份有限公司 | Removable LED module and string light device with the LED module |
| CN202303052U (en) * | 2011-10-27 | 2012-07-04 | 贵州光浦森光电有限公司 | Light-emitting diode (LED) streetlamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101660737A (en) * | 2008-08-27 | 2010-03-03 | 富准精密工业(深圳)有限公司 | Light emitting diode (LED) lamp |
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|---|---|---|---|---|
| CN201265806Y (en) * | 2008-06-18 | 2009-07-01 | 张俊宝 | Cooling dust-proof lamp casing |
| CN101608753A (en) * | 2008-06-18 | 2009-12-23 | 富准精密工业(深圳)有限公司 | Light emitting diode road lamp |
| CN201992449U (en) * | 2010-11-12 | 2011-09-28 | 中盟光电股份有限公司 | Removable LED module and string light device with the LED module |
| CN202303052U (en) * | 2011-10-27 | 2012-07-04 | 贵州光浦森光电有限公司 | Light-emitting diode (LED) streetlamp |
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