CN103791281B - A kind of LED lamp - Google Patents
A kind of LED lamp Download PDFInfo
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- CN103791281B CN103791281B CN201410030567.3A CN201410030567A CN103791281B CN 103791281 B CN103791281 B CN 103791281B CN 201410030567 A CN201410030567 A CN 201410030567A CN 103791281 B CN103791281 B CN 103791281B
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- 238000004020 luminiscence type Methods 0.000 claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract description 20
- 230000005855 radiation Effects 0.000 claims description 69
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 58
- 229910052782 aluminium Inorganic materials 0.000 claims description 58
- 238000009434 installation Methods 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 239000011889 copper foil Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000003032 molecular docking Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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)
Abstract
The present invention relates to field of illuminating lamps.A kind of LED lamp, comprise installing frame and LED luminescence component, LED luminescence component is arranged in installing frame, and LED luminescence component comprises many group LED modules and the electric connection line through IP protective treatment, and many group LED modules are connected by electric connection line; Connecting groups piece installing is movably connected on installing frame by connector.The advantage of this LED lamp is novel structure, and LED module can independent assortment, and brightness and heat dispersion can freely adjust, good waterproof performance.
Description
Technical field
The present invention relates to field of illuminating lamps, especially relate to a kind of LED lamp.
Background technology
LED lamp is because the advantage of its energy-conserving and environment-protective is widely used, LED module is most important parts in LED lamp, it mainly comprises radiating block, pcb board and LED, and pcb board is arranged on radiating block, and the heat that LED work produces reaches radiating block by pcb board and dissipates fast.The deficiency that existing LED lamp exists is that LED module can not be changed, after product shaping, just cannot adjust the shape of LED module and the size of power, can not use by independent assortment quickly and easily.
Summary of the invention
The object of the invention is the deficiency existed to solve above-mentioned existing LED lamp, providing a kind of novel structure, LED module can independent assortment, heat dispersion and the good LED lamp of water resistance.
To achieve these goals, present invention employs following technical scheme:
A kind of LED lamp, comprise installing frame and LED luminescence component, LED luminescence component is arranged in installing frame, and LED luminescence component comprises many group LED modules and the electric connection line through IP protective treatment, many groups LED module is connected by electric connection line, and LED module is movably arranged in installing frame; LED module comprises LED, pcb board, lens, lens face shield and radiating subassembly, LED and pcb board are connected as a single entity, and pcb board is fixed on radiating subassembly, and lens are airtight to be arranged on lens face shield, lens face shield is fixed on radiating subassembly, and is provided with water-tight circle between lens face shield and radiating subassembly; Radiating subassembly comprises aluminum heat radiation rack, heat-conducting layer, Connecting groups piece installing and polylith heat sink, aluminum heat radiation rack is provided with multiple heat sink installing hole arranged in parallel, heat sink is inserted in the heat sink installing hole on aluminum heat radiation rack, positioned heat sink by the heat-conducting layer on aluminum heat radiation rack, pcb board is fixed on the bottom surface of aluminum heat radiation rack; Aluminum heat radiation rack cross section is square, and the edge on the every bar limit of aluminum heat radiation rack is equipped with Connecting groups piece installing, and Connecting groups piece installing and aluminum heat radiation rack are connected as a single entity; Connecting groups piece installing is provided with electrical interface, pcb board is provided with the energising interface that can be communicated with electrical interface, aluminum heat radiation rack is provided with threading position, the position of threading position is between corresponding electrical interface and energising interface, at least one threading position is threading via hole, remaining threading position is that the electric connection line through IP protective treatment is connected on the electrical interface corresponding with threading via hole by impact and transparent threading screens groove; Connecting groups piece installing is movably connected on installing frame by connector.
As preferably, aluminum heat radiation rack cross section is in square, and Connecting groups piece installing is 4, and the position of each Connecting groups piece installing is all in the middle on every bar limit; Be not used in the electrical interface connecting electric connection line and connector to be sealed by capping; Connector is L shape metallic interconnect.
As preferably, installing frame comprises housing and inside casing, and inside casing is movably arranged in housing by installation shaft, and inside casing longitudinally rotates in housing along installation shaft; LED module is movably arranged in inside casing by connector, rotating along inside casing of LED module transverse direction.
As preferably, the quantity of LED module is between 2-30 group; IC chip on pcb board, by the operating current of pulse width modulation control LED and work calories, carries out the adjustment of voltage stabilizing and constant current by changing dutycycle; Pcb board is arranged LED luminance adjustment module, pcb board is provided with 4 energising interfaces that all can control LED switch and regulate LED luminance.
As preferably, lens visor shapes is the square mated with aluminum heat radiation rack bottom surface, convexes to form cavity volume downwards in the middle part of lens face shield relative to edge, and the edge of lens face shield is screwed on the edge bottom square fixed panel; The equal rule of edge of 4 sides of lens face shield is provided with air-flow breach, and two air-flow breach corresponding to adjacent LED modules docking location shape are connected to form convection space; Edge bottom lens face shield is provided with multiple regularly arranged and mount pad that is that protrude downwards, and mount pad and lens face shield are connected as a single entity, and screw passes mount pad and is fixed on aluminum heat radiation rack, and lens face shield is provided with the decoration sealed screw outer end; Lens face shield is provided with aluminum heat radiation rack junction the groove holding water-tight circle, and water-tight circle is stuck in groove, and the position of water-tight circle is in the inner side of screw; Lens face shield is provided with 12 lens installing holes, and what 12 lens were airtight is fitted on lens installing hole, and 12 lens arrangement become the curved lenses band that 4 length is identical, and every bar curved lenses band is formed by 5 lens arrangement; On pcb board, the quantity of LED and arrangement position mate with lens, and namely arrange a LED directly over each lens, 12 LED are arranged in the identical arc LED luminous zone of 4 length; Article 4, the air-flow breach quantity of side, shape are all identical with residing position, and the edge of every bar side is at least provided with 2 air-flow breach.
As preferably, housing is provided with handle.
As preferably, housing is provided with installing tache.
As preferably, the electric connection line through IP protective treatment arranges waterproof seal plug on the two ends of electric connection line.
As preferably, aluminum heat radiation rack top is provided with heat radiation fixed head, is connected as a single entity bottom heat radiation fixed head with aluminum heat radiation rack top, and the top of heat radiation fixed head is provided with connecting thread mouth; Heat sink cross section is L-shaped, and heat sink is connected as a single entity by long slab and short slab and forms, and long slab is through the heat sink installing hole on aluminum heat radiation rack.
Have employed a kind of LED lamp of technique scheme, LED luminescence component is arranged in installing frame, many groups LED module is connected by the electric connection line through IP protective treatment, electrical interface is connected by threading position with energising interface, electric connection line through IP protective treatment is connected on the electrical interface corresponding with threading via hole, rational in infrastructure, by the Connecting groups piece installing on fixed panel and the energising Interface realization on pcb board on LED module indwelling expansion edge, realize different purposes, the Combination conversion of different capacity class, to facilitate the multipurpose requirement of consumer, namely LED lamp can dock combination by organizing LED module freely, operation is very easy to increase or reduce LED module, the installation that simultaneously not may be used for LED module in the Connecting groups piece installing of docking position is fixed, novel structure, easy to use.Lens are airtight to be arranged on lens face shield, and IP barrier propterty is good; By the heat-conducting layer on aluminum heat radiation rack, heat sink is positioned, heat dispersion and heat conductivility are all good, heat-conducting layer fixing also for heat sink position except heat conduction, heat sink is inserted in the heat sink installing hole on aluminum heat radiation rack, and the quantity of heat sink can select i.e. heat dispersion to regulate voluntarily voluntarily.LED and pcb board are connected as a single entity, and to lower Power supply requirement and reducing unit volume, have both effectively reduced the requirement to Power supply performance, have compressed volumetric spaces again.In sum, the advantage of this LED lamp is novel structure, and LED module can independent assortment, and brightness and heat dispersion can freely adjust, good waterproof performance.
Accompanying drawing explanation
Fig. 1: the structural representation of the embodiment of the present invention 1.
Fig. 2: the structural representation of the embodiment of the present invention 2.
Fig. 3: the structural representation of the embodiment of the present invention 3.
Fig. 4: the exploded perspective view of LED module in the embodiment of the present invention.
Fig. 5: the schematic diagram of radiating subassembly on LED module in the embodiment of the present invention.
Fig. 6: the schematic diagram of aluminum heat radiation rack and upper Connecting groups piece installing thereof in the embodiment of the present invention.
Fig. 7: the assembling schematic diagram of pcb board and LED on LED module in the embodiment of the present invention.
Fig. 8: lens face shield schematic diagram one on LED module in the embodiment of the present invention.
Fig. 9: lens face shield schematic diagram two on LED module in the embodiment of the present invention.
Detailed description of the invention
Make a detailed explanation below in conjunction with Fig. 1-9 pairs of the specific embodiment of the present invention.
Embodiment 1
LED lamp as shown in Fig. 1, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, comprise installing frame 101 and LED luminescence component 102, LED luminescence component 102 is arranged in installing frame 101, LED luminescence component 102 comprises many group LED modules 9 and the electric connection line 8 through IP protective treatment, many groups LED module 9 is connected by electric connection line 8, and LED module 9 is movably arranged in installing frame 101.
LED module 9, mainly comprises LED3, pcb board 2, lens 4, lens face shield 6 and radiating subassembly 1.LED3 is arranged on pcb board 2, and specifically LED3 is integrally connected on pcb board 2, to lower Power supply requirement and reducing unit volume, has both effectively reduced the requirement to Power supply performance, have compressed volumetric spaces again.IC chip 22 on pcb board 2, by the operating current of pulse width modulation control LED and work calories, carries out the adjustment of voltage stabilizing and constant current by changing dutycycle.
Radiating subassembly 1 is primarily of aluminum heat radiation rack 11, heat-conducting layer 14, 4 Connecting groups piece installings 12 and polylith heat sink 13 are formed, aluminum heat radiation rack 11 is provided with multiple heat sink installing hole 111 arranged in parallel, heat sink 13 is inserted in the heat sink installing hole 111 on aluminum heat radiation rack 11, specifically aluminum heat radiation rack 11 end face is provided with two pieces of heat radiation fixed heads 15, be connected as a single entity with aluminum heat radiation rack 11 end face bottom two pieces of heat radiation fixed heads 15, two pieces of heat radiation fixed heads 15 are arranged along the Central Symmetry of aluminum heat radiation rack 11 bottom surface, the effect of heat radiation fixed head 15 both can have been dispelled the heat, the installation that can also be used for whole LED module is fixed.Heat sink cross section is L-shaped, and heat sink 13 is connected as a single entity by long slab 131 and short slab 132 and forms, and long slab 131 is through the heat sink installing hole 111 on aluminum heat radiation rack 11, and short slab 132 is stuck on the aluminum heat radiation rack 11 below heat sink installing hole 111.Pcb board 2 is fixed on the bottom surface of aluminum heat radiation rack 11, positioned by the 14 pairs of heat sinks 13 of the heat-conducting layer on aluminum heat radiation rack 11, the effect of heat-conducting layer 14 except heat conduction also for fixing the position of heat sink 13, the structure of heat-conducting layer 14 has two kinds, one is similar to heat-conducting silica gel sheet, position is between the heat sink 13 on pcb board 2 and aluminum heat radiation rack 11, heat-conducting layer 14 is pressed on short slab 132 and is fixed the position of heat sink 1, another kind is similar to heat-conducting glue, position is between short slab 132 end face and aluminum heat radiation rack 11 bottom surface, by heat-conducting glue, short slab 132 is cemented on aluminum heat radiation rack 11.User can unrestricted choice heat sink 13 quantity so that regulate the performance of heat radiation voluntarily.
Aluminum heat radiation rack 11 cross section is in square, the edge on every bar limit on aluminum heat radiation rack 11 top is equipped with a Connecting groups piece installing 12, Connecting groups piece installing 12 is 4, and the position of each Connecting groups piece installing 12 is all in the middle on every bar limit, and Connecting groups piece installing 12 and aluminum heat radiation rack 11 are connected as a single entity.
Each Connecting groups piece installing 12 is equipped with through electrical interface 121, electrical interface 121 is through IP protective treatment, and pcb board 2 is provided with 4 positions and mates corresponding energising interface 21 with the electrical interface 121 in Connecting groups piece installing 12, and aluminum heat radiation rack 11 is provided with 4 threading positions.Pcb board 2 is arranged LED luminance adjustment module 23,4 energising interfaces 21 on pcb board 2 are all the energising interfaces that can control LED switch and regulate LED luminance, namely the energising interface 21 connected on a pcb board 2 all can control switch and the brightness of all LED3 on pcb board 2 arbitrarily, easy to use.
Aluminum heat radiation rack 11 is provided with 4 threading positions, and the position of threading position is between electrical interface 121 and energising interface 21.In 4 threading positions, at least one threading position is threading via hole 1121, electric connection line 8 through IP protective treatment is set in the electrical interface 121 directly at least one threading via hole 1121, namely the electric connection line through IP protective treatment connects 8 on the electrical interface 121 corresponding with threading via hole 1121, electric connection line 8 through IP protective treatment arranges waterproof seal plug on the two ends of electric connection line 8, waterproof seal plug seals electrical interface 121, electrical interface 121 is rounded, waterproof seal plug is cylindrical, and dismounting uses very convenient.Remaining threading position is by impact and transparent threading screens groove 1122.When needing to increase LED module, the Connecting groups piece installing 12 at threading via hole 1121 place can be adopted to dock, therefore remaining Connecting groups piece installing 12 does not use as connector does not need perforation, adopt the structure by impact and transparent threading screens groove 1122, effectively can improve the grade that namely dustproof and waterproof performance improves IP protection, by the intensity of impact and transparent threading screens groove 1122 intensity far below the aluminum heat radiation rack 11 of surrounding, suitable impact can penetrate, threading via hole 1121 is just become through overpenetrated screens groove 1122, consumer needs to puncture voluntarily and can use when increasing LED module 9 docking location, rational in infrastructure, easy to use.
Connecting groups piece installing 12 is movably connected on installing frame 101 by connector 102, connector 102 is L shape metallic interconnects, namely LED module 9 is movably connected on installing frame 101 by connector 102, and LED module 9 can rotate along installing frame 101, achieves the adjustable of LED luminescence component irradiating angle.In Connecting groups piece installing 12, the both sides of electrical interface 121 are respectively equipped with connecting hole 122, and connecting hole 122 is for assembling L shape metallic interconnect.
Lens face shield 6 is fixed on aluminum heat radiation rack 11, and is provided with water-tight circle 5 between lens face shield 6 and aluminum heat radiation rack 11.Lens face shield 6 shape is the square mated with aluminum heat radiation rack 11 bottom surface, in the middle part of lens face shield, 61 convex to form cavity volume downwards relative to edge, the edge of lens face shield 6 is fixed on the edge bottom aluminum heat radiation rack 11 by screw 66, edge specifically bottom lens face shield 6 is provided with multiple regularly arranged and mount pad 62 that is that protrude downwards, mount pad 62 is connected as a single entity with the edge of lens face shield 6, screw 66 is fixed on aluminum heat radiation rack 11 through mount pad 62, when adjustment LED3 or lens 4 just need lens face shield 6 to pull down, therefore the mode that screw 66 is fixing is the most applicable, in order to ensure the fastness of installing, therefore have employed the fixing of the respective outer side edges screw 66 of mount pad 62, especially but user need adjust heat sink 13 quantity so that adjustment heat dispersion time, the fixed form of screw 66 is selected the most easily to carry out dismantling and assembling.Lens face shield 6 is provided with aluminum heat radiation rack 11 junction the groove 65 holding water-tight circle, and water-tight circle 5 is stuck in groove 65, and the position of water-tight circle 5 is in the inner side of screw 66, better can play the effect that water-tight infiltrates.In order to increase aesthetics, lens face shield can be arranged the decoration sealed screw outer end.
Lens 4 are airtight to be arranged on lens face shield 6, lens face shield 6 is provided with 12 lens installing holes 64, what 12 lens 4 were airtight is fitted on lens installing hole 64,12 lens 4 are arranged in the identical curved lenses band of 4 length, article 4, curved lenses band joins end to end, and every bar curved lenses band forms by 5 lens arrangement.On pcb board 2, the quantity of LED3 and arrangement position mate with lens 4, and namely arrange a LED3 directly over each lens 4,12 LED3 are arranged in the identical arc LED luminous zone of 4 length, and every bar arc LED luminous zone forms by 5 LED3 arrangements.Above-mentioned 12 LED3 are low-voltage direct LED.For realizing the unification of variety classes LED alignment placement, 12 low-voltage direct LED form Designs have been become 4 arc LED luminous zones by the LED module of this patent, evenly may be used for replacing above-mentioned low-voltage direct LED to make equidistant 4 interior high-voltage LEDs arrangements, namely do on the basis of alignment placement with the low-voltage LED that existing market is generally applied, consider with plus-minus connects wire change LED arrange relation thus realize be suitable for high direct voltage LED work layout, when high direct voltage LED used instead by needs, namely enough with 4 LEDs, this 4 LEDs is used in impartial position, all the other are with pin leads or wire UNICOM circuit, such as often organize module 48V/DC power supply, single power is driven to be 12 3V low-voltage direct LED of 1W, then its arrangement pass is 12 strings, when using 54V high-voltage LED that single power is 3W instead and drive with alternating current 220V or direct current 220V, the quantity then often organizing module LED has just become 4, and this 4 LEDs must conspire to create a string, it is suitable that its position also must be placed, otherwise, the even of the attractive in appearance and illumination of layout will be affected.
Under different voltage and different capacity class, the width of Copper Foil wire and pitch requirements are different, power hour, and because its load capacity is little, Copper Foil wire can be more carefully; When voltage is low, because pressure reduction is little, wire pitch also can be less, for accomplishing the compatibility of same pcb board to different voltage and different capacity class, the LED module of this patent devises width and the gap of Copper Foil wire especially, the current-carrying capacity of Copper Foil wire is relevant with the thickness of Copper Foil, conductor width and operating temperature etc., and creep age distance is then relevant with the dielectric constant of material with the spacing of wire.For the conventional pcb board that copper thickness is 1 ounce, when operating temperature is 20 degree, when Copper Foil conductor width is 0.254mm, the electric current of about 1.2A can be born, the electric current that for the benefit of multimode connection in series-parallel realizes the above power of whole lamp 120W bears, its the narrowest width of Copper Foil wire that the LED module of this patent is connected with power supply is all between 2.5mm-10mm, the electric current bearing about 4.5A can be guaranteed, as for creep age distance, to typical electronic circuitry, it is less demanding, be greater than 0.2mm namely enough, the creep age distance of this patent is 0.8mm, leave enough surpluses, effectively prevent because wired in parallel combination the increases current overload that causes and effectively prevent and raise and the creepage risk that produces because using AC LED and HVDC LED to cause load voltage.Above-mentioned special design achieves variety classes LED and shares the compatibility imagination that a pcb board shares one group of lens cover, facilitates production, also reduces material cost.
Above-mentioned electrical interface 121 is through IP protective treatment, IP protective treatment refers to the process meeting IP degree of protection, the IP protective treatment mode of electrical interface 121 is a lot, conventional such as sets up water-tight packing ring around electrical connector, or at the outer of electrical interface 121, the closing cap closed by electrical interface 121 is set, and the above-mentioned IP protective treatment mode all being belonged to electrical interface 121 by impact and transparent threading screens groove 1122 structure, adopt the LED module IP degree of protection of technique scheme at least to reach 66.When above-mentioned electrical interface 121 is not used in the electric connection line and connector that are connected through IP protective treatment, its opening is generally lived with lidstock, and the electrical interface 121 do not used of especially corresponding threading via hole 1121 needs to use lidstock.
In above-mentioned, 4 threading positions can be all threading via holes 1121, also can be partly threading via holes 1121.The all position preventing dust water-based of LED module in above-described embodiment is all very good, and IP degree of protection is high, meets the condition of outdoor use completely, does not namely need the increase shell that keeps off the rain just can directly use out of doors.Achieved by the energising interface 21 in the Connecting groups piece installing 12 of aluminum heat radiation rack 11 bottom surface side edge and the pcb board 2 that mates with it and expand edge in the indwelling of LED module surrounding, realize the Combination conversion of different purposes, different capacity class, to facilitate the multipurpose requirement of consumer, namely can increase the quantity of LED module easily to increase brightness, the installation that simultaneously not may be used for LED module in the Connecting groups piece installing 12 of docking position is fixed.
During use, two adjacent groups LED module 9 is connected by the electric connection line 8 through IP protective treatment, and the pcb board 2 on two groups of LED modules 9 realizes electrical connection by electric connection line 8, can be controlled the use of whole LED lamp by any one group of pcb board 2.By switch and the brightness regulation of the IC chip controls LED3 on pcb board 2, the light scioptics 4 that LED3 sends penetrate, the heat produced during LED3 work is dissipated by radiating subassembly 1, the operating current of IC chip 22 on pcb board 2 by pulse width modulating technology control LED and the work calories of LED, the adjustment of voltage stabilizing and constant current is carried out by changing dutycycle, namely voltage stabilizing and constant current is realized by pulse width modulating technology PWM, LED operating temperature is monitored by IC chip, realize temperature protection function, automatically electric current is reduced to ensure the stable work in work of LED when internal temperature exceedes setting index, voltage stabilizing is implemented by the method changing dutycycle, effectively reduce the fluctuation of voltage, improve LED constant current and drive effect, specifically be integrated with overheat protector device at IC chip internal, even if experience until its temperature sensor the triode ON be connected after temperature exceedes a certain value, operating current is lowered by shunting, thus realize desuperheat effect, pulse width modulating technology PWM is a kind of analog control mode being biased and then realizing transistor or the change of metal-oxide-semiconductor ON time regulating transistor base or metal-oxide-semiconductor grid according to load change, and this mode can make the output voltage of power supply remain constant when operation conditions change.
Embodiment 2
LED lamp as shown in Fig. 2, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, comprises installing frame 101 and LED luminescence component 102, LED luminescence component 102 is arranged in installing frame 101, and the structure of LED luminescence component 102 is identical with embodiment 1.
Installing frame 101 comprises housing 1012 and inside casing 1011, inside casing 1011 is movably arranged in housing 1012 by installation shaft, inside casing 1011 longitudinally rotates in housing 1012 along installation shaft, LED module 9 is movably arranged in inside casing 1011 by connector 102, rotating along inside casing 1011 of LED module 9 transverse direction, achieves LED module 9 four directions all rotatable.Housing 1012 arranges installing tache 1013, and LED lamp just becomes Ceiling light, can be arranged on furred ceiling and use.
Embodiment 3
LED lamp as shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, comprises installing frame 101 and LED luminescence component 102, LED luminescence component 102 is arranged in installing frame 101, and the structure of LED luminescence component 102 is identical with embodiment 1.
Installing frame 101 comprises housing 1012 and inside casing 1011, inside casing 1011 is movably arranged in housing 1012 by installation shaft, inside casing 1011 longitudinally rotates in housing 1012 along installation shaft, LED module 9 is movably arranged in inside casing 1011 by connector 102, rotating along inside casing 1011 of LED module 9 transverse direction, achieves LED module 9 four directions all rotatable.Housing 1012 arranges handle 1013, and LED lamp just can move use.
Above-described embodiment is only this patent preferably embodiment, and the quantity of such as LED module 9 can increase arbitrarily, such as 3 groups, 4 groups, 5 groups, 6 groups etc., generally within 30 groups.
Claims (8)
1. a LED lamp, comprise installing frame and LED luminescence component, LED luminescence component is arranged in installing frame, it is characterized in that LED luminescence component comprises many group LED modules and the electric connection line through IP protective treatment, many groups LED module is connected by electric connection line, and LED module is movably arranged in installing frame; LED module comprises LED, pcb board, lens, lens face shield and radiating subassembly, LED and pcb board are connected as a single entity, and pcb board is fixed on radiating subassembly, and lens are airtight to be arranged on lens face shield, lens face shield is fixed on radiating subassembly, and is provided with water-tight circle between lens face shield and radiating subassembly; Radiating subassembly comprises aluminum heat radiation rack, heat-conducting layer, Connecting groups piece installing and polylith heat sink, aluminum heat radiation rack is provided with multiple heat sink installing hole arranged in parallel, heat sink is inserted in the heat sink installing hole on aluminum heat radiation rack, positioned heat sink by the heat-conducting layer on aluminum heat radiation rack, pcb board is fixed on the bottom surface of aluminum heat radiation rack; Aluminum heat radiation rack cross section is square, and the edge on the every bar limit of aluminum heat radiation rack is equipped with Connecting groups piece installing, and Connecting groups piece installing and aluminum heat radiation rack are connected as a single entity; Connecting groups piece installing is provided with electrical interface, pcb board is provided with the energising interface that can be communicated with electrical interface, aluminum heat radiation rack is provided with threading position, the position of threading position is between corresponding electrical interface and energising interface, at least one threading position is threading via hole, remaining threading position is that the electric connection line through IP protective treatment is connected on the electrical interface corresponding with threading via hole by impact and transparent threading screens groove; Connecting groups piece installing is movably connected on installing frame by connector.
2. LED lamp according to claim 1, it is characterized in that aluminum heat radiation rack cross section is in square, Connecting groups piece installing is 4, and the position of each Connecting groups piece installing is all in the middle on every bar limit; Be not used in the electrical interface connecting electric connection line and connector to be sealed by capping; Connector is L shape metallic interconnect.
3. LED lamp according to claim 1, it is characterized in that installing frame comprises housing and inside casing, inside casing is movably arranged in housing by installation shaft, and inside casing longitudinally rotates in housing along installation shaft; LED module is movably arranged in inside casing by connector, rotating along inside casing of LED module transverse direction.
4. want the LED lamp described in 1 or 2 or 3 according to right, it is characterized in that the quantity of LED module is between 2-30 group; IC chip on pcb board, by the operating current of pulse width modulation control LED and work calories, carries out the adjustment of voltage stabilizing and constant current by changing dutycycle; Pcb board is arranged LED luminance adjustment module, pcb board is provided with 4 energising interfaces that all can control LED switch and regulate LED luminance.
5. LED lamp according to claim 3, is characterized in that housing is provided with handle.
6. LED lamp according to claim 3, is characterized in that housing is provided with installing tache.
7. LED lamp according to claim 1, is characterized in that through the electric connection line of IP protective treatment it being arrange waterproof seal plug on the two ends of electric connection line.
8. LED lamp according to claim 1, is characterized in that aluminum heat radiation rack top is provided with heat radiation fixed head, is connected as a single entity bottom heat radiation fixed head with aluminum heat radiation rack top, and the top of heat radiation fixed head is provided with connecting thread mouth; Heat sink cross section is L-shaped, and heat sink is connected as a single entity by long slab and short slab and forms, and long slab is through the heat sink installing hole on aluminum heat radiation rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410030567.3A CN103791281B (en) | 2014-01-23 | 2014-01-23 | A kind of LED lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410030567.3A CN103791281B (en) | 2014-01-23 | 2014-01-23 | A kind of LED lamp |
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| CN103791281A CN103791281A (en) | 2014-05-14 |
| CN103791281B true CN103791281B (en) | 2015-08-26 |
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| CN201410030567.3A Active CN103791281B (en) | 2014-01-23 | 2014-01-23 | A kind of LED lamp |
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| CN104329647B (en) * | 2014-10-21 | 2018-03-30 | 苏州承源光电科技有限公司 | A kind of separable liquid cooling LED radiator |
| CN207602869U (en) * | 2017-12-05 | 2018-07-10 | 湖南粤港模科实业有限公司 | A kind of connector of multi-angle with metallic channel |
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| WO2011080767A1 (en) * | 2009-12-28 | 2011-07-07 | Ar-Ky S.R.L. | "lighting device" |
| EP2503221A3 (en) * | 2011-03-23 | 2013-03-06 | Toshiba Lighting & Technology Corporation | Light-emitting module, light-emitting module unit, and luminaire |
| CN201973540U (en) * | 2011-04-06 | 2011-09-14 | 东莞市恒明光电科技有限公司 | Module structure of LED illuminating lamp |
| CN202303067U (en) * | 2011-11-08 | 2012-07-04 | 吴志洪 | Detachable movable clamping groove type light emitting diode (LED) modular tunnel lamp |
| CN203147325U (en) * | 2012-12-10 | 2013-08-21 | 初芝科技股份有限公司 | Light source device |
| CN203131578U (en) * | 2013-01-04 | 2013-08-14 | 欧司朗有限公司 | Lighting unit and lighting device with same |
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