CN102818176B - LED (light-emitting diode) street lamp using double-sided radiator structure - Google Patents
LED (light-emitting diode) street lamp using double-sided radiator structure Download PDFInfo
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- CN102818176B CN102818176B CN201210253683.2A CN201210253683A CN102818176B CN 102818176 B CN102818176 B CN 102818176B CN 201210253683 A CN201210253683 A CN 201210253683A CN 102818176 B CN102818176 B CN 102818176B
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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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Abstract
The invention discloses an LED (light-emitting diode) street lamp using a double-sided radiator structure. The LED street lamp comprises a double-sided radiator (103) which is molded by metal through extrusion; a mounting interface is installed on the double-sided radiator (103); an LED bulb (102) is disposed on the mounting interface; the double-sided radiator (103) is mounted on a lamp pole (108); and a lamp shell (101) which is molded by metal through extrusion or molded by plastic through die casting is disposed outside the double-sided radiator (103). The LED street lamp disclosed by the invention has the advantage of being simple in structure, low in cost and rapid and convenient to mount, use and maintain, and hard in fault magnification. According to the LED street lamp using the double-sided radiator structure, the bulb of the LED lamp, the lamp and a lighting control product are independent in production and use, therefore, production links of the LED street lamp can be greatly reduced, mass production is realized; and the LED street lamp using the double-sided radiator structure is beneficial for application and large-scale industrialization of LED energy-saving lighting products.
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 double surface radiators structure.
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 LED illuminating product design, particularly high-powered LED lamp, due to the reason of 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 double surface radiators structure 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; bulb, light fixture and the illumination control product of having realized LED lamp be in the independence of producing and using, and reduces significantly production link, realized the mass of producing, is 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 double surface radiators structure, comprise that double surface radiators is provided with installation interface by the double surface radiators of extruding metal moulding, installation interface is provided with LED bulb; Double surface radiators is arranged on lamp stand; Double surface radiators is provided with the lamp housing of extruding metal moulding or plastics die cast outward, adopts the LED street lamp of double surface radiators structure also to comprise Wiring harness connector, and Wiring harness connector is for accessing power supplys and control circuit by multiple LED bulbs.
in the LED street lamp of aforesaid employing double surface radiators structure, described double surface radiators comprises substrate, and substrate both sides are equipped with fin, and substrate is provided with cable aperture; Substrate one side is provided with the installation interface for mounted LED lamp bubble, and substrate installation interface fin around goes out irradiation angle according to bulb and cuts circle or elliptic conic shape space, is limited to ensure not block the light that LED bulb sends; Substrate opposite side is provided with wire support, and wire support is for drawing LED bulb wire access Wiring harness connector; Described installation interface, comprises and is positioned at the face contacting with LED bulb on double surface radiators and the hole being connected.
in the LED street lamp of aforesaid employing double surface radiators structure, the substrate of described double surface radiators connects L shaped connecting plate on one side, and L shaped connecting plate connects lamp stand; Described Wiring harness connector is arranged on double surface radiators.
in the LED street lamp of aforesaid employing double surface radiators structure, the substrate of described double surface radiators or central authorities are provided with support installing hole, and double surface radiators 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 double surface radiators connection.
in the LED street lamp of aforesaid employing double surface radiators structure, described installation interface is provided with 6 flange fixing holes, and to be distributed on diameter D1 upper, and diameter D1 is the boundary values of staying that LED bulb outer diameter D subtracts hold-down screw nut diameter and deduct 0.8 ~ 4mm.
in the LED street lamp of aforesaid employing double surface radiators structure, 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, be centered around the edge of ray machine module with the nonmetallic support lining of annular, 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 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 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
0.0361D
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, the installation interface of corresponding double surface radiators arranges flange fixing hole.
aforesaid LED street lamp, in described LED bulb constructive method, 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 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; 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, the then upper outside convex inner cover that coating fluorescent material in inner side is set of the ray machine module after encapsulation; 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 be fixed as stiff end taking the part of inserting bulb inside, 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 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 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 double surface radiators substrate 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 installation 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 double surface radiators substrate, be provided with secured adjusted rubber cushion and 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; 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, 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.
aforesaid LED street lamp, in the LED bulb forming by LED bulb constructive method: the described LED chip peripheral hardware convex inner cover with transparent silica gel, convex inner cover internal layer is provided with fluorescent coating; Or not packaging silicon rubber of described LED chip, 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 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.
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 double surface radiators, and between flange and double surface radiators, be also provided with secured adjusted rubber cushion, ensure 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 is taking double surface radiators as core, and LED bulb and other all auxiliary members are all installed concentratedly on double surface radiators, simple in structure, cost is low, installation, use, easy to maintenance.The present invention in use, the fin of double surface radiators has stronger self-cleaning ability perpendicular to ground, and the upper and lower fin of double surface radiators is in two kinds of different hot workings, and simultaneously owing to there being the protection of lamp housing, the severe contamination of the fin of any one side can not cause inefficacy; The present invention has the ability of very strong windproof, waterproof, antidusting plug and worm plug, even at sand and dust especially severe and for a long time without the environment of rain, the present invention still can normally work.
lED street lamp of the present invention is the light fixture taking double surface radiators as core component and two parts of LED bulb only, and the LED street lamp overall structure of setting up is like this simple; In LED street lamp of the present invention, double surface radiators light fixture and LED bulb be without produce simultaneously, and while installing double surface radiators light fixture and LED bulb also without install simultaneously; Realize 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, 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 heat conduction support, support lining better.
double surface radiators 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 entirety, 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; bulb, light fixture and the illumination control product of having realized LED lamp be in the independence of producing and using, and reduces significantly production link, realized the mass of producing, is conducive to application and the industrial scale of LED energy-saving illumination product.
brief description of the drawings:
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 double surface radiators 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;
Figure 24 is the structure chart of the embodiment of the present invention 1 while using lamp stand retainer ring;
Figure 25 is the embodiment of the present invention 1 outside drawing while using lamp stand retainer ring;
Figure 26 is the inspecting state figure of the embodiment of the present invention 1 while using lamp stand retainer ring;
figure 27 is double surface radiators installation interface perforate schematic diagram of the present invention.
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-double surface radiators, 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.
Detailed description of the invention
embodiment 1.The LED street lamp that adopts double surface radiators structure, as shown in Figure 1, Figure 2 and Figure 3, comprises that double surface radiators 103 is provided with installation interface by the double surface radiators 103 of extruding metal moulding, and installation interface is provided with LED bulb 102; Double surface radiators 103 is arranged on lamp stand 108; The outer lamp housing 101 that is provided with extruding metal moulding or plastics die cast of double surface radiators 103, adopts the LED street lamp of double surface radiators structure also to comprise Wiring harness connector 106, and Wiring harness connector 106 is for distributing multiple LED bulbs 102 access power supply and control circuit.Double surface radiators 103 comprises substrate, and substrate both sides are equipped with fin, and as shown in Figure 4, substrate is provided with cable aperture; Substrate one side is provided with the installation interface for mounted LED lamp bubble 102, and substrate installation interface fin around goes out irradiation angle according to bulb and cuts circle or elliptic conic shape space, is limited to ensure not block the light that LED bulb 102 sends; Substrate opposite side 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 and is positioned at the face contacting with LED bulb 102 on double surface radiators 103 and the hole being connected.The substrate of double surface radiators 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 double surface radiators 103.Installation interface is provided with 6 flange fixing holes, and to be distributed on diameter D1 upper, and diameter D1 is the boundary values of staying that LED bulb 102 outer diameter D subtract hold-down screw nut diameter and deduct 0.8 ~ 4mm.LED bulb 102 is arranged on double surface radiators 103 by bulb hold-down screw 105, and lampshade 101 is by 104 groups of double surface radiators 103 of lamp housing hold-down screw, and Wiring harness connector 106 is by Wiring harness connector support and screw 107 double surface radiators 103.Double surface radiators 103 is arranged on L shaped connecting plate 110 by radiator hold-down screw 111, and L shaped connecting plate 110 is installed set bolt 109 by street lamp and is arranged on lamp stand.
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, be centered around the edge of ray machine module with the nonmetallic support lining of annular, 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 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 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
0.0361D
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, the installation interface of corresponding double surface radiators arranges flange fixing hole.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 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; 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, the then upper outside convex inner cover that coating fluorescent material in inner side is set of the ray machine module after encapsulation; 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 be fixed as stiff end taking the part of inserting bulb inside, 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 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 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 matches fixing with the support lining projection 501 on support lining 5, is 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 the LED ray machine module of LED with 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, 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 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 not packaging silicon rubber of described ray machine module 4, 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, 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 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 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.
straight shape electric connector female shown in electric connector female 10(bending electric connector female and Figure 18 as shown in figure 17) be provided with three hole flanges, and fix with the substrate of double surface radiators 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, ensure 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 double surface radiators 103 or be provided with support installing hole in central authorities, double surface radiators 103 is arranged on lamp stand 108 by support installing hole and lamp stand retainer ring 116, and double surface radiators 103 is installed set bolt 109 by street lamp and is fixed on lamp stand 108.Wiring harness connector 106 is arranged in lamp stand 108, now without using Wiring harness connector support and screw 107.
when the present invention keeps in repair, only need pull down lamp housing 101, as shown in Fig. 1 and Figure 24, 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 discrete numerical value and builds the LED bulb of multiple fixing bulb outer diameter D sizes, to improve interchangeability and the versatility of LED bulb.On the relation curve of W=1.1812e0.0361D, D is taking 20mm as lower limit, and taking 130mm as the upper limit, every 10 millimeters is 1 section, be divided into 12 sections and form limited amount bulb external diameter specification, ensure interchangeability and the versatility of implementing LED bulb by a small amount of bulb external diameter specification.Flange fixing hole 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 to circle 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 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 (9)
1. adopt the LED street lamp of double surface radiators structure, it is characterized in that: comprise the double surface radiators (103) by extruding metal moulding, double surface radiators (103) is provided with installation interface, and installation interface is provided with LED bulb (102); Double surface radiators (103) is arranged on lamp stand (108); The outer lamp housing (101) that is provided with extruding metal moulding or plastics die cast of double surface radiators (103), adopt the LED street lamp of double surface radiators structure also to comprise Wiring harness connector (106), Wiring harness connector (106) is for accessing power supply and control circuit by multiple 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, be centered around the edge of ray machine module with the nonmetallic support lining of annular, 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 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.
2. the LED street lamp of employing double surface radiators structure according to claim 1, is characterized in that: described double surface radiators (103) comprises substrate, and substrate both sides are equipped with fin, and substrate is provided with cable aperture; Substrate one side is provided with the installation interface for mounted LED lamp bubble (102), substrate installation interface fin around goes out irradiation angle according to bulb and cuts circle or elliptic conic shape space, is limited to ensure not block the light that LED bulb (102) sends; Substrate opposite side 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 and is positioned at the upper face contacting with LED bulb (102) of double surface radiators (103) and the hole being connected.
3. the LED street lamp of employing double surface radiators structure according to claim 2, it is characterized in that: the substrate of described double surface radiators (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 double surface radiators (103).
4. the LED street lamp of employing double surface radiators structure according to claim 2, it is characterized in that: substrate or the central authorities of described double surface radiators (103) are provided with support installing hole, double surface radiators (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 double surface radiators (103) connection.
5. the LED street lamp of employing double surface radiators structure according to claim 1, it is characterized in that: described installation interface is provided with 6 flange fixing holes, and to be distributed on diameter D1 upper, diameter D1 is the boundary values of staying that LED bulb (102) outer diameter D subtracts hold-down screw nut diameter and deduct 0.8～4mm.
6. the LED street lamp of employing double surface radiators structure according to claim 1, is characterized in that: 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 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 flanged (FLGD) heat conduction support, the installation interface of corresponding double surface radiators (103) arranges flange fixing hole.
7. the LED street lamp of employing double surface radiators structure according to claim 1, is characterized in that: 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 be riveted on heat conduction support; 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; 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, the then upper outside convex inner cover that coating fluorescent material in inner side is set of the ray machine module after encapsulation; 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 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.
8. the LED street lamp of employing double surface radiators structure 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, 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 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 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.
9. the LED street lamp of employing double surface radiators structure according to claim 8, it is characterized in that: on the installation interface of described double surface radiators (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 installation 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 double surface radiators (103) substrate, be provided with secured adjusted rubber cushion (24) and regulate thickness, ensure 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 (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253683.2A CN102818176B (en) | 2012-07-23 | 2012-07-23 | LED (light-emitting diode) street lamp using double-sided radiator structure |
| JP2015523371A JP6007325B2 (en) | 2012-07-23 | 2013-07-23 | General-purpose LED bulb construction method, flange snap ring type LED bulb and LED lamp |
| EP13822156.9A EP2876356B1 (en) | 2012-07-23 | 2013-07-23 | Method for constructing universal led bulb and flange snap ring type led bulb and led lamp |
| US14/416,768 US9797590B2 (en) | 2012-07-23 | 2013-07-23 | Method for constructing universal LED bulb and flange snap ring type LED bulb and LED lamp |
| PCT/CN2013/000879 WO2014015655A1 (en) | 2012-07-23 | 2013-07-23 | Method for constructing universal led bulb and flange snap ring type led bulb and led lamp |
| KR1020157004354A KR101829354B1 (en) | 2012-07-23 | 2013-07-23 | Method for constructing universal led bulb and flange snap ring type led bulb and led lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253683.2A CN102818176B (en) | 2012-07-23 | 2012-07-23 | LED (light-emitting diode) street lamp using double-sided radiator structure |
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| CN102818176A CN102818176A (en) | 2012-12-12 |
| CN102818176B true CN102818176B (en) | 2014-08-13 |
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| KR101829354B1 (en) * | 2012-07-23 | 2018-03-29 | 구이저우 쥐지쥐피에스 씨오., 엘티디 | Method for constructing universal led bulb and flange snap ring type led bulb and led lamp |
| CN107166344B (en) * | 2017-06-30 | 2019-11-22 | 江苏巨隆光电科技有限公司 | A kind of LED lamp heat sink that effect is good |
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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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| CN101162081A (en) * | 2007-10-24 | 2008-04-16 | 东莞市科锐德数码光电科技有限公司 | High-power LED street light fitting main 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 |
| JP2011181418A (en) * | 2010-03-02 | 2011-09-15 | Stanley Electric Co Ltd | Headlight for vehicle |
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