CN104061470A - Novel LED (light-emitting diode) device - Google Patents
Novel LED (light-emitting diode) device Download PDFInfo
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- CN104061470A CN104061470A CN201410290305.0A CN201410290305A CN104061470A CN 104061470 A CN104061470 A CN 104061470A CN 201410290305 A CN201410290305 A CN 201410290305A CN 104061470 A CN104061470 A CN 104061470A
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Abstract
The invention relates to the field of illumination, and particularly discloses a novel LED (light-emitting diode) device, which comprises a long strip-type back plate and side plates arranged on the two side edges of the long strip-type back plate, wherein the side plates are obliquely arranged; a bottom plate is arranged at the bottom of the back plate, and is connected with the bottoms of the back plate and the two side plates respectively; a first luminous device is arranged on the back plate; second luminous devices are arranged on the two side plates respectively; a third luminous device is arranged on the bottom plate. According to the novel LED device, LEDs with different radiation effects are arranged on each plate, the heat of the LEDs on the back plate can be downwards gathered, the heat of the LEDs on the two sides is gathered to the middle, and all the heat above the LEDs at the bottom is gathered in ways of heat transfer, negative pressure and the like, and is discharged to the outside in a unified way, so that the radiation performance of the whole LED device is improved by over 30 percent compared with that of a conventional structure, and the service life of the LED device is greatly prolonged.
Description
Technical field
The present invention relates to lighting field, specifically a kind of New LED device.
Background technology
Existing LED matrix is in the time installing and use, all that LED is independently arranged on circuit board one by one mostly, then carry out again according to the actual requirements the control of color or brightness, it is exactly in the time that the LED quantity that needs to install is more that but such structure exists a problem, each LED all needs independent installation will waste a lot of time, in the time producing large-sized LED matrix, production efficiency will be very low like this.
Existing LED matrix improve as number of patent application be CN201320163053.6, the applying date is 2013-04-03, name is called the utility model patent of " high-capacity LED Projecting Lamp ", its technical scheme is: a kind of high-capacity LED Projecting Lamp, comprise lamp bracket, LED lamp plate, multiple LED and multiple radiator, described LED lamp plate is fixed on lamp bracket, described LED lamp plate comprises opposing first surface and second surface, LED is arranged on the first surface of LED lamp plate, radiator is arranged on the position of relative LED on second surface, on described LED lamp plate, be provided with and control the luminous control device of each LED, described control device and radiator laminating, described LED is being arranged on LED lamp plate of matrix, described radiator comprises heat radiation rack and is arranged on the radiating fin of heat radiation rack, described radiating fin is radial and is arranged on heat radiation rack, the radiator structure of integral type is replaced, changing to multiple radiators independently dispels the heat, the radiator structure dependence of above-mentioned patent is provided with radiator and realizes, but merely on existing LED lamp panel structure, load radiator, can not realize the heat radiation to LED matrix completely, because platy structure due to its structure limitation, heat is difficult for discharging, easily assemble therein.
Summary of the invention
In order to overcome, the caloric value of existing light-emitting device existence will sharply increase, the disappearance problem that aggravation has reduced the service life of double end LED especially of radiator structure, proposes now a kind of heat radiating type bullhead LED.
For realizing above-mentioned technical purpose, technical solution of the present invention is as follows:
A kind of New LED device, it is characterized in that: the backboard that includes strip, be arranged on the side plate of strip backboard dual-side, described side plate is obliquely installed, bottom at affiliated backboard is provided with base plate, and described base plate is connected with the bottom of two side plates with backboard respectively, is provided with the first light-emitting device on described backboard, on described biside plate, be separately installed with the second light-emitting device, the 3rd light-emitting device is installed on described base plate;
Described the first light-emitting device includes LED array, printed circuit board (PCB), described LED array is distributed on printed circuit board (PCB), described printed circuit board (PCB) is arranged on pedestal, described pedestal is hollow structure, lower surface at described printed circuit board (PCB) is provided with negative pressure device, the side of described pedestal is provided with air vent, described negative pressure device one end is communicated with air vent, described LED array includes a LED and the 2nd LED, a described LED is connected by heat radiation coupling assembling with the 2nd LED, the one LED comprises LED light source, support and outer cover, described LED light source is arranged on support, described LED light source and support are positioned at the inside of outer cover, described support and outer cover are arranged on the first base, the 2nd LED comprises LED light source, support and outer cover, and described LED light source is arranged on support, and described LED light source and support are positioned at the inside of outer cover, described support and outer cover are arranged on the second base, a described LED and the 2nd LED are oppositely arranged, described heat radiation coupling assembling comprises the heat radiation antipriming pipe between the first base bottom and the second base bottom and is positioned at the other thermal column of heat radiation antipriming pipe, the both ends of described heat radiation antipriming pipe are provided with multiple heat radiation entrances, be provided with multiple heat radiation outlets at the sidewall of described heat radiation antipriming pipe, a heat radiation entrance is communicated with a heat radiation outlet, form a heat dissipation channel, described heat dissipation channel is positioned at the inside of heat radiation antipriming pipe, described multiple heat dissipation channel is evenly distributed in heat radiation antipriming pipe, described thermal column is connected with heat radiation antipriming pipe by connecting rod, on described thermal column, be provided with the heat sink strip identical with thermal column direction, on described heat sink strip, evenly have multiple notches,
Described the second light-emitting device includes LED array, printed circuit board (PCB), described LED array is distributed on printed circuit board (PCB), described printed circuit board (PCB) is arranged on pedestal, described pedestal is hollow structure, lower surface at described printed circuit board (PCB) is provided with negative pressure device, the side of described pedestal is provided with air vent, described negative pressure device one end is communicated with air vent, described LED array includes a LED and the 2nd LED, a described LED is connected by heat radiation coupling assembling with the 2nd LED, the one LED comprises LED light source, support and outer cover, described LED light source is arranged on support, described LED light source and support are positioned at the inside of outer cover, described support and outer cover are arranged on the first base, the 2nd LED comprises LED light source, support and outer cover, and described LED light source is arranged on support, and described LED light source and support are positioned at the inside of outer cover, described support and outer cover are arranged on the second base, a described LED and the 2nd LED are oppositely arranged, described heat radiation coupling assembling comprises the taper heat radiation contiguous block that lays respectively at the first base bottom and the second base bottom, the top of described two tapers heat radiation contiguous block is connected, the inside of described two tapers heat radiation contiguous block is hollow structure, the outer wall of described two taper radiating blocks is disposed with multiple corrugated ventilation slots from its top to bottom, described ventilation slot is communicated with the middle vacancy of taper radiating block, between described two taper radiating blocks, be also provided with heat transfer tube, on described heat transfer tube outer wall, be provided with passage,
Described the 3rd light-emitting device includes LED array, printed circuit board (PCB), described LED array is distributed on printed circuit board (PCB), described printed circuit board (PCB) is four, described four printed circuit board (PCB)s are installed on circuit board mount pad, described circuit board mount pad is rhombus, described four printed circuit board (PCB)s are arranged on respectively the first surface of rhombus, second surface, the 3rd surface and the 4th surface, rhombus the 5th surface and the 6th surface on be provided with mounting bracket, the base side checkpost of described mounting bracket and its below connects, on the 5th surface of described circuit board mount pad and the 6th surface, be respectively arranged with venthole, in each venthole, be provided with heat pipe, in described heat pipe, be provided with heat conductive rod, described every heat conductive rod respectively with first surface, second surface, the 3rd surface contacts with the 4th lip-deep four printed circuit board (PCB)s and is connected, described pedestal is hollow structure, the upper surface of described pedestal is provided with perforate, perforate below, base interior are provided with negative pressure device, the side of described pedestal is provided with air vent, and described negative pressure device one end is communicated with air vent, and described LED array includes a LED and the 2nd LED, a described LED is connected by heat radiation coupling assembling with the 2nd LED, the one LED comprises LED light source, support and outer cover, and described LED light source is arranged on support, and described LED light source and support are positioned at the inside of outer cover, described support and outer cover are arranged on the first base, the 2nd LED comprises LED light source, support and outer cover, and described LED light source is arranged on support, and described LED light source and support are positioned at the inside of outer cover, described support and outer cover are arranged on the second base, a described LED and the 2nd LED are oppositely arranged, described heat radiation coupling assembling comprises the heat radiation antipriming pipe between the first base bottom and the second base bottom and is positioned at the other thermal column of heat radiation antipriming pipe, the both ends of described heat radiation antipriming pipe are provided with multiple heat radiation entrances, be provided with multiple heat radiation outlets at the sidewall of described heat radiation antipriming pipe, a heat radiation entrance is communicated with a heat radiation outlet, form a heat dissipation channel, described heat dissipation channel is positioned at the inside of heat radiation antipriming pipe, described multiple heat dissipation channel is evenly distributed in heat radiation antipriming pipe, described thermal column is connected with heat radiation antipriming pipe by connecting rod, on described thermal column, be provided with the heat sink strip identical with thermal column direction, on described heat sink strip, evenly have multiple notches.
Described negative pressure device is air exhauster, and described flabellum is copper fan, in described each flabellum, is provided with water space, on described flabellum, is provided with inlet opening.
In described notch, be provided with jagged radiation tooth.
Between a described LED and two outer covers of the 2nd LED, be provided with light source conducting tube, the two ends of described light source conducting tube are communicated with the outer cover of a LED and the 2nd LED respectively.
The middle part of described light source conducting tube is provided with circular projection.
Described the first base is communicated with power lead jointly with the second base.
The top of described outer cover is provided with circular groove.
Described the first base is communicated with power lead jointly with the second base.
The quantity of described heat transfer tube is two.
Advantage of the present invention is:
1, the present invention has changed the plate armature of traditional LED matrix, but be the backboard that includes strip the structural change of LED matrix, be arranged on the side plate of strip backboard dual-side, described side plate is obliquely installed, bottom at affiliated backboard is provided with base plate, described base plate is connected with the bottom of two side plates with backboard respectively, and above each plank, be provided with the different LED of thermolysis, the LED of its dorsulum can assemble heat downwards, and the LED of both sides assembles heat toward middle, the LED that is positioned at bottom passes through heats all top to conduct heat, the modes such as negative pressure are first collected, then the unified outside that is expelled to, the heat dispersion of whole LED matrix has been improved more than 30% than traditional structure, greatly extend the service life of LED matrix.
2, the present invention is because the circuit board mount pad of light-emitting device is set to rhombus, and below rhombus, on two surfaces, be provided with the venthole that the heat of printed circuit board (PCB) can be passed to out to circuit board mount pad, heat pipe and heat conductive rod, thereby take heat out of circuit board mount pad, now utilize diamond structure, without other structure is set again, hot-air can be expelled to the top of pedestal, because the upper surface place at pedestal is provided with perforate negative pressure device, after so negative pressure device can pool together hot-air, be drawn to other places, realize the function of quick heat radiating.
3, the LED array of light-emitting device of the present invention is arranged on printed circuit board (PCB), pedestal is hollow structure, lower surface at described printed circuit board (PCB) is provided with negative pressure device, the side of described pedestal is provided with air vent, described negative pressure device one end is communicated with air vent, under the prerequisite of bullhead structure, negative pressure device can extract the amount of heat producing on printed circuit board (PCB) and discharge, and has extended the service life of light-emitting device.
4, LED array of the present invention is arranged on printed circuit board (PCB), pedestal is hollow structure, lower surface at described printed circuit board (PCB) is provided with negative pressure device, the side of described pedestal is provided with air vent, described negative pressure device one end is communicated with air vent, under the prerequisite of bullhead structure, negative pressure device can extract the amount of heat producing on printed circuit board (PCB) and discharge, and has extended the service life of light-emitting device.
5, the bullhead LED that the present invention arranges is different from the bullhead LED structure of traditional structure, adopted two groups completely independently LED be connected by radiator structure, such benefit is when brightness has realized single led twice, due to its syndeton itself just have heat radiation heat conduction function, so the heat of two LED generations can be distributed to outside thereupon, and owing to being set to taper at radiating block, heat has an effect of coming together gradually, heat after coming together is more easily exported, and the corrugated ventilation slot being provided with on taper radiating block can play the effect of progressively dispersing to heat, heat transfer tube can play to the heat of two LED the effect of balance, the heat accumulation of having avoided heat inequality and cause, thereby the problem that has reduced the service life of double end LED.
6, negative pressure device of the present invention is air exhauster, flabellum is copper fan, in described each flabellum, be provided with water space, on described flabellum, be provided with inlet opening, when flabellum is in the time carrying out exhausting to hot-air, owing to can storing cooling water in flabellum, so part heat can be conducted in cooling water, can make like this efficiency of air exhauster higher.
7, the bullhead LED that the present invention arranges is different from the bullhead LED structure of traditional structure, adopted two groups completely independently LED be connected by radiator structure, such benefit is when brightness has realized single led twice, due to its syndeton itself just have heat radiation heat conduction function, so the heat of two LED generations can be distributed to outside thereupon, and owing to being provided with multiple heat dissipation channels at radiating block, and all heat radiations outlet concentrates on the outer wall of heat radiation antipriming pipe, so just facilitating hot-air to concentrate converges in herein, heat after coming together is more easily exported, and because thermal column is connected with heat radiation antipriming pipe by connecting rod, so the heat pooling together can be dispersed faster by thermal column and the heat sink strip being arranged on thermal column, , thereby the problem that has reduced the service life of double end LED.
8, the present invention is provided with jagged radiation tooth in notch, and jagged radiation tooth can effectively expand the area of dissipation of heat sink strip, makes radiating effect more outstanding.
9, the present invention is also provided with light source conducting tube between an adjacent LED and two outer covers of the 2nd LED, light source conducting tube can be communicated with the light source of a LED and the 2nd LED, in the time that official's color of two LED is different, in light source conducting tube, can demonstrate the color of both neutralizations.
10, light source conducting tube of the present invention middle part is provided with circular projection, and circular projection can make light source assemble, and forms the effect of multiple several secondary light sources.
11, power supply of the present invention leads simultaneously to the first base and the second base for supplying power, has saved cost, has simplified supply line.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the first luminous device structure schematic diagram.
Fig. 3 is the first luminous device structure side view.
Fig. 4 is the structural representation of the first light-emitting device LED.
Fig. 5 is the second luminous device structure schematic diagram.
Fig. 6 is the second luminous device structure side view.
Fig. 7 is the structural representation of the second light-emitting device LED.
Fig. 8 is the 3rd light-emitting device Facad structure schematic diagram.
Fig. 9 is the 3rd light-emitting device structure side view.
Figure 10 is the 3rd light-emitting device base construction side view.
Figure 11 is the structural representation of the 3rd light-emitting device LED.
In accompanying drawing:
1. a LED, 2. the 2nd LED, 3. LED light source, 4. support, 5. outer cover, 6. the first base, 7. the second base, 8. taper heat radiation contiguous block, 9. ventilation slot, 10. heat transfer tube, 11. passages, 12. light source conducting tubes, 13. circular projections, 14 circular grooves, 15. heat radiation antipriming pipes, 16. thermal columns, 17. heat radiation entrances, 18. heat radiation outlets, 19. connecting rods, 20. heat sink strips, 21. notches, 22.LED array, 23. printed circuit board (PCB)s, 24. pedestals, 25. negative pressure devices, 26. air vents, 27. circuit board mount pads, 28. first surfaces, 29. second surfaces, 30. the 3rd surfaces, 31. the 4th surfaces, 32. the 5th surfaces, 33. the 6th surfaces, 34. mounting brackets, 35. backboards, 36. side plates, 37. base plates, 38. first light-emitting devices, 39. second light-emitting devices, 40. the 3rd light-emitting devices.
Detailed description of the invention
Embodiment 1
A kind of New LED device includes the backboard 35 of strip, be arranged on the side plate 36 of strip backboard 35 dual-sides, described side plate 36 is obliquely installed, be provided with base plate 37 in the bottom of affiliated backboard 35, described base plate 37 is connected with the bottom of two side plates 36 with backboard 35 respectively, on described backboard 35, be provided with the first light-emitting device 38, on described biside plate 36, be separately installed with the second light-emitting device 39, the 3rd light-emitting device 40 is installed on described base plate 37;
Described the first light-emitting device 38 includes LED array 22, printed circuit board (PCB) 23, described LED array 22 is distributed on printed circuit board (PCB) 23, described printed circuit board (PCB) 23 is arranged on pedestal 24, described pedestal 24 is hollow structure, be provided with negative pressure device 25 at the lower surface of described printed circuit board (PCB) 23, the side of described pedestal 24 is provided with air vent 26, described negative pressure device 25 one end are communicated with air vent 26, described LED array 22 includes a LED1 and the 2nd LED2, a described LED1 is connected by heat radiation coupling assembling with the 2nd LED2, the one LED1 comprises LED light source 3, support 4 and outer cover 5, described LED light source 3 is arranged on support 4, described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the first base 6, the 2nd LED2 comprises LED light source 3, support 4 and outer cover 5, and described LED light source 3 is arranged on support 4, and described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the second base 7, a described LED1 and the 2nd LED2 are oppositely arranged, described heat radiation coupling assembling comprises the heat radiation antipriming pipe 15 between the first base 6 bottoms and the second base 7 bottoms and is positioned at the other thermal column 16 of heat radiation antipriming pipe 15, the both ends of described heat radiation antipriming pipe 15 are provided with multiple heat radiation entrances 17, be provided with multiple heat radiation outlets 18 at the sidewall of described heat radiation antipriming pipe 15, a heat radiation entrance 17 is communicated with a heat radiation outlet 18, form a heat dissipation channel, described heat dissipation channel is positioned at the inside of heat radiation antipriming pipe 15, described multiple heat dissipation channel is evenly distributed in heat radiation antipriming pipe 15, described thermal column 16 is connected with heat radiation antipriming pipe 15 by connecting rod 19, on described thermal column 16, be provided with the heat sink strip 20 identical with thermal column 16 directions, on described heat sink strip 20, evenly have multiple notches 21,
Described the second light-emitting device 39 includes LED array 22, printed circuit board (PCB) 23, described LED array 22 is distributed on printed circuit board (PCB) 23, described printed circuit board (PCB) 23 is arranged on pedestal 24, described pedestal 24 is hollow structure, be provided with negative pressure device 25 at the lower surface of described printed circuit board (PCB) 23, the side of described pedestal 24 is provided with air vent 26, described negative pressure device 25 one end are communicated with air vent 26, described LED array 22 includes a LED1 and the 2nd LED2, a described LED1 is connected by heat radiation coupling assembling with the 2nd LED2, the one LED1 comprises LED light source 3, support 4 and outer cover 5, described LED light source 3 is arranged on support 4, described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the first base 6, the 2nd LED2 comprises LED light source 3, support 4 and outer cover 5, and described LED light source 3 is arranged on support 4, and described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the second base 7, a described LED1 and the 2nd LED2 are oppositely arranged, described heat radiation coupling assembling comprises the taper heat radiation contiguous block 8 that lays respectively at the first base 6 bottoms and the second base 7 bottoms, the top of described two tapers heat radiation contiguous block 8 is connected, the inside of described two tapers heat radiation contiguous block 8 is hollow structure, the outer wall of described two taper radiating blocks is disposed with multiple corrugated ventilation slots 9 from its top to bottom, described ventilation slot 9 is communicated with the middle vacancy of taper radiating block, between described two taper radiating blocks, be also provided with heat transfer tube 10, on described heat transfer tube 10 outer walls, be provided with passage 11,
Described the 3rd light-emitting device 40 includes LED array 22, printed circuit board (PCB) 23, described LED array 22 is distributed on printed circuit board (PCB) 23, described printed circuit board (PCB) 23 is four, described four printed circuit board (PCB)s 23 are installed on circuit board mount pad 27, described circuit board mount pad 27 is rhombus, described four printed circuit board (PCB)s 23 are arranged on respectively the first surface 28 of rhombus, second surface 29, the 3rd surface 30 and the 4th surface 31, on the the 5th surperficial 32 and the 6th surface 33 of rhombus, be provided with mounting bracket 34, the pedestal 24 side clampings of described mounting bracket 34 and its below, on the 5th surface 32 of described circuit board mount pad 27 and the 6th surface 33, be respectively arranged with venthole, in each venthole, be provided with heat pipe, in described heat pipe, be provided with heat conductive rod, described every heat conductive rod respectively with first surface 28, second surface 29, the 3rd surface 30 contacts with four printed circuit board (PCB)s 23 on the 4th surface 31 and is connected, described pedestal 24 is hollow structure, the upper surface of described pedestal 24 is provided with perforate, perforate below, pedestal 24 inside are provided with negative pressure device 25, the side of described pedestal 24 is provided with air vent 26, described negative pressure device 25 one end are communicated with air vent 26, described LED array 22 includes a LED1 and the 2nd LED2, a described LED1 is connected by heat radiation coupling assembling with the 2nd LED2, the one LED1 comprises LED light source 3, support 4 and outer cover 5, described LED light source 3 is arranged on support 4, and described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the first base 6, the 2nd LED2 comprises LED light source 3, support 4 and outer cover 5, and described LED light source 3 is arranged on support 4, and described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the second base 7, a described LED1 and the 2nd LED2 are oppositely arranged, described heat radiation coupling assembling comprises the heat radiation antipriming pipe 15 between the first base 6 bottoms and the second base 7 bottoms and is positioned at the other thermal column 16 of heat radiation antipriming pipe 15, the both ends of described heat radiation antipriming pipe 15 are provided with multiple heat radiation entrances 17, be provided with multiple heat radiation outlets 18 at the sidewall of described heat radiation antipriming pipe 15, a heat radiation entrance 17 is communicated with a heat radiation outlet 18, form a heat dissipation channel, described heat dissipation channel is positioned at the inside of heat radiation antipriming pipe 15, described multiple heat dissipation channel is evenly distributed in heat radiation antipriming pipe 15, described thermal column 16 is connected with heat radiation antipriming pipe 15 by connecting rod 19, on described thermal column 16, be provided with the heat sink strip 20 identical with thermal column 16 directions, on described heat sink strip 20, evenly have multiple notches 21.
The present invention has changed the plate armature of traditional LED matrix, but be to include the backboard of strip 35 the structural change of LED matrix, be arranged on the side plate 36 of strip backboard 35 dual-sides, described side plate 36 is obliquely installed, be provided with base plate 37 in the bottom of affiliated backboard 35, described base plate 37 is connected with the bottom of two side plates 36 with backboard 35 respectively, and above each plank, be provided with the different LED of thermolysis, the LED of its dorsulum 35 can assemble heat downwards, and the LED of both sides assembles heat toward middle, the LED that is positioned at bottom passes through heats all top to conduct heat, the modes such as negative pressure are first collected, then the unified outside that is expelled to, the heat dispersion of whole LED matrix has been improved more than 30% than traditional structure, greatly extend the service life of LED matrix.The present invention is due to the circuit board mount pad 27 of light-emitting device is set to rhombus, and below rhombus, on two surfaces, be provided with the venthole that the heat of printed circuit board (PCB) 23 can be passed to out to circuit board mount pad 27, heat pipe and heat conductive rod, thereby take heat out of circuit board mount pad 27, now utilize diamond structure, without other structure is set again, hot-air can be expelled to the top of pedestal 24, because the upper surface place at pedestal 24 is provided with perforate negative pressure device 25, after so negative pressure device 25 can pool together hot-air, be drawn to other places, realize the function of quick heat radiating.The LED array 22 of light-emitting device of the present invention is arranged on printed circuit board (PCB) 23, pedestal 24 is hollow structure, be provided with negative pressure device 25 at the lower surface of described printed circuit board (PCB) 23, the side of described pedestal 24 is provided with air vent 26, described negative pressure device 25 one end are communicated with air vent 26, under the prerequisite of bullhead structure, negative pressure device 25 can extract the amount of heat producing on printed circuit board (PCB) 23 and discharge, and has extended the service life of light-emitting device.LED array 22 of the present invention is arranged on printed circuit board (PCB) 23, pedestal 24 is hollow structure, be provided with negative pressure device 25 at the lower surface of described printed circuit board (PCB) 23, the side of described pedestal 24 is provided with air vent 26, described negative pressure device 25 one end are communicated with air vent 26, under the prerequisite of bullhead structure, negative pressure device 25 can extract the amount of heat producing on printed circuit board (PCB) 23 and discharge, and has extended the service life of light-emitting device.The bullhead LED that the present invention arranges is different from the bullhead LED structure of traditional structure, adopted two groups completely independently LED be connected by radiator structure, such benefit is when brightness has realized single led twice, due to its syndeton itself just have heat radiation heat conduction function, so the heat of two LED generations can be distributed to outside thereupon, and owing to being set to taper at radiating block, heat has an effect of coming together gradually, heat after coming together is more easily exported, and the corrugated ventilation slot 9 being provided with on taper radiating block can play the effect of progressively dispersing to heat, 10 of heat transfer tubes can play to the heat of two LED the effect of balance, the heat accumulation of having avoided heat inequality and cause, thereby the problem that has reduced the service life of double end LED.
Embodiment 2
A kind of New LED device includes the backboard 35 of strip, be arranged on the side plate 36 of strip backboard 35 dual-sides, described side plate 36 is obliquely installed, be provided with base plate 37 in the bottom of affiliated backboard 35, described base plate 37 is connected with the bottom of two side plates 36 with backboard 35 respectively, on described backboard 35, be provided with the first light-emitting device 38, on described biside plate 36, be separately installed with the second light-emitting device 39, the 3rd light-emitting device 40 is installed on described base plate 37;
Described the first light-emitting device 38 includes LED array 22, printed circuit board (PCB) 23, described LED array 22 is distributed on printed circuit board (PCB) 23, described printed circuit board (PCB) 23 is arranged on pedestal 24, described pedestal 24 is hollow structure, be provided with negative pressure device 25 at the lower surface of described printed circuit board (PCB) 23, the side of described pedestal 24 is provided with air vent 26, described negative pressure device 25 one end are communicated with air vent 26, described LED array 22 includes a LED1 and the 2nd LED2, a described LED1 is connected by heat radiation coupling assembling with the 2nd LED2, the one LED1 comprises LED light source 3, support 4 and outer cover 5, described LED light source 3 is arranged on support 4, described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the first base 6, the 2nd LED2 comprises LED light source 3, support 4 and outer cover 5, and described LED light source 3 is arranged on support 4, and described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the second base 7, a described LED1 and the 2nd LED2 are oppositely arranged, described heat radiation coupling assembling comprises the heat radiation antipriming pipe 15 between the first base 6 bottoms and the second base 7 bottoms and is positioned at the other thermal column 16 of heat radiation antipriming pipe 15, the both ends of described heat radiation antipriming pipe 15 are provided with multiple heat radiation entrances 17, be provided with multiple heat radiation outlets 18 at the sidewall of described heat radiation antipriming pipe 15, a heat radiation entrance 17 is communicated with a heat radiation outlet 18, form a heat dissipation channel, described heat dissipation channel is positioned at the inside of heat radiation antipriming pipe 15, described multiple heat dissipation channel is evenly distributed in heat radiation antipriming pipe 15, described thermal column 16 is connected with heat radiation antipriming pipe 15 by connecting rod 19, on described thermal column 16, be provided with the heat sink strip 20 identical with thermal column 16 directions, on described heat sink strip 20, evenly have multiple notches 21,
Described the second light-emitting device 39 includes LED array 22, printed circuit board (PCB) 23, described LED array 22 is distributed on printed circuit board (PCB) 23, described printed circuit board (PCB) 23 is arranged on pedestal 24, described pedestal 24 is hollow structure, be provided with negative pressure device 25 at the lower surface of described printed circuit board (PCB) 23, the side of described pedestal 24 is provided with air vent 26, described negative pressure device 25 one end are communicated with air vent 26, described LED array 22 includes a LED1 and the 2nd LED2, a described LED1 is connected by heat radiation coupling assembling with the 2nd LED2, the one LED1 comprises LED light source 3, support 4 and outer cover 5, described LED light source 3 is arranged on support 4, described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the first base 6, the 2nd LED2 comprises LED light source 3, support 4 and outer cover 5, and described LED light source 3 is arranged on support 4, and described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the second base 7, a described LED1 and the 2nd LED2 are oppositely arranged, described heat radiation coupling assembling comprises the taper heat radiation contiguous block 8 that lays respectively at the first base 6 bottoms and the second base 7 bottoms, the top of described two tapers heat radiation contiguous block 8 is connected, the inside of described two tapers heat radiation contiguous block 8 is hollow structure, the outer wall of described two taper radiating blocks is disposed with multiple corrugated ventilation slots 9 from its top to bottom, described ventilation slot 9 is communicated with the middle vacancy of taper radiating block, between described two taper radiating blocks, be also provided with heat transfer tube 10, on described heat transfer tube 10 outer walls, be provided with passage 11,
Described the 3rd light-emitting device 40 includes LED array 22, printed circuit board (PCB) 23, described LED array 22 is distributed on printed circuit board (PCB) 23, described printed circuit board (PCB) 23 is four, described four printed circuit board (PCB)s 23 are installed on circuit board mount pad 27, described circuit board mount pad 27 is rhombus, described four printed circuit board (PCB)s 23 are arranged on respectively the first surface 28 of rhombus, second surface 29, the 3rd surface 30 and the 4th surface 31, on the the 5th surperficial 32 and the 6th surface 33 of rhombus, be provided with mounting bracket 34, the pedestal 24 side clampings of described mounting bracket 34 and its below, on the 5th surface 32 of described circuit board mount pad 27 and the 6th surface 33, be respectively arranged with venthole, in each venthole, be provided with heat pipe, in described heat pipe, be provided with heat conductive rod, described every heat conductive rod respectively with first surface 28, second surface 29, the 3rd surface 30 contacts with four printed circuit board (PCB)s 23 on the 4th surface 31 and is connected, described pedestal 24 is hollow structure, the upper surface of described pedestal 24 is provided with perforate, perforate below, pedestal 24 inside are provided with negative pressure device 25, the side of described pedestal 24 is provided with air vent 26, described negative pressure device 25 one end are communicated with air vent 26, described LED array 22 includes a LED1 and the 2nd LED2, a described LED1 is connected by heat radiation coupling assembling with the 2nd LED2, the one LED1 comprises LED light source 3, support 4 and outer cover 5, described LED light source 3 is arranged on support 4, and described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the first base 6, the 2nd LED2 comprises LED light source 3, support 4 and outer cover 5, and described LED light source 3 is arranged on support 4, and described LED light source 3 and support 4 are positioned at the inside of outer cover 5, described support 4 and outer cover 5 are arranged on the second base 7, a described LED1 and the 2nd LED2 are oppositely arranged, described heat radiation coupling assembling comprises the heat radiation antipriming pipe 15 between the first base 6 bottoms and the second base 7 bottoms and is positioned at the other thermal column 16 of heat radiation antipriming pipe 15, the both ends of described heat radiation antipriming pipe 15 are provided with multiple heat radiation entrances 17, be provided with multiple heat radiation outlets 18 at the sidewall of described heat radiation antipriming pipe 15, a heat radiation entrance 17 is communicated with a heat radiation outlet 18, form a heat dissipation channel, described heat dissipation channel is positioned at the inside of heat radiation antipriming pipe 15, described multiple heat dissipation channel is evenly distributed in heat radiation antipriming pipe 15, described thermal column 16 is connected with heat radiation antipriming pipe 15 by connecting rod 19, on described thermal column 16, be provided with the heat sink strip 20 identical with thermal column 16 directions, on described heat sink strip 20, evenly have multiple notches 21.
Described negative pressure device 25 is air exhauster, and described flabellum is copper fan, in described each flabellum, is provided with water space, on described flabellum, is provided with inlet opening.In described notch 21, be provided with jagged radiation tooth.
Between a described LED1 and two outer covers 5 of the 2nd LED2, be provided with light source conducting tube 12, the two ends of described light source conducting tube 12 are communicated with the outer cover 5 of a LED1 and the 2nd LED2 respectively.The middle part of described light source conducting tube 12 is provided with circular projection 13.Described the first base 6 is communicated with power lead jointly with the second base 7.The top of described outer cover 5 is provided with circular groove 14.Described the first base 6 is communicated with power lead jointly with the second base 7.The quantity of described heat transfer tube 10 is two.
The present invention has changed the plate armature of traditional LED matrix, but be to include the backboard of strip 35 the structural change of LED matrix, be arranged on the side plate 36 of strip backboard 35 dual-sides, described side plate 36 is obliquely installed, be provided with base plate 37 in the bottom of affiliated backboard 35, described base plate 37 is connected with the bottom of two side plates 36 with backboard 35 respectively, and above each plank, be provided with the different LED of thermolysis, the LED of its dorsulum 35 can assemble heat downwards, and the LED of both sides assembles heat toward middle, the LED that is positioned at bottom passes through heats all top to conduct heat, the modes such as negative pressure are first collected, then the unified outside that is expelled to, the heat dispersion of whole LED matrix has been improved more than 30% than traditional structure, greatly extend the service life of LED matrix.
The present invention is due to the circuit board mount pad 27 of light-emitting device is set to rhombus, and below rhombus, on two surfaces, be provided with the venthole that the heat of printed circuit board (PCB) 23 can be passed to out to circuit board mount pad 27, heat pipe and heat conductive rod, thereby take heat out of circuit board mount pad 27, now utilize diamond structure, without other structure is set again, hot-air can be expelled to the top of pedestal 24, because the upper surface place at pedestal 24 is provided with perforate negative pressure device 25, after so negative pressure device 25 can pool together hot-air, be drawn to other places, realize the function of quick heat radiating.
The LED array 22 of light-emitting device of the present invention is arranged on printed circuit board (PCB) 23, pedestal 24 is hollow structure, be provided with negative pressure device 25 at the lower surface of described printed circuit board (PCB) 23, the side of described pedestal 24 is provided with air vent 26, described negative pressure device 25 one end are communicated with air vent 26, under the prerequisite of bullhead structure, negative pressure device 25 can extract the amount of heat producing on printed circuit board (PCB) 23 and discharge, and has extended the service life of light-emitting device.
LED array 22 of the present invention is arranged on printed circuit board (PCB) 23, pedestal 24 is hollow structure, be provided with negative pressure device 25 at the lower surface of described printed circuit board (PCB) 23, the side of described pedestal 24 is provided with air vent 26, described negative pressure device 25 one end are communicated with air vent 26, under the prerequisite of bullhead structure, negative pressure device 25 can extract the amount of heat producing on printed circuit board (PCB) 23 and discharge, and has extended the service life of light-emitting device.
The bullhead LED that the present invention arranges is different from the bullhead LED structure of traditional structure, adopted two groups completely independently LED be connected by radiator structure, such benefit is when brightness has realized single led twice, due to its syndeton itself just have heat radiation heat conduction function, so the heat of two LED generations can be distributed to outside thereupon, and owing to being set to taper at radiating block, heat has an effect of coming together gradually, heat after coming together is more easily exported, and the corrugated ventilation slot 9 being provided with on taper radiating block can play the effect of progressively dispersing to heat, 10 of heat transfer tubes can play to the heat of two LED the effect of balance, the heat accumulation of having avoided heat inequality and cause, thereby the problem that has reduced the service life of double end LED.
Negative pressure device 25 of the present invention is air exhauster, flabellum is copper fan, in described each flabellum, be provided with water space, on described flabellum, be provided with inlet opening, when flabellum is in the time carrying out exhausting to hot-air, owing to can storing cooling water in flabellum, so part heat can be conducted in cooling water, can make like this efficiency of air exhauster higher.The bullhead LED that the present invention arranges is different from the bullhead LED structure of traditional structure, adopted two groups completely independently LED be connected by radiator structure, such benefit is when brightness has realized single led twice, due to its syndeton itself just have heat radiation heat conduction function, so the heat of two LED generations can be distributed to outside thereupon, and owing to being provided with multiple heat dissipation channels at radiating block, and all heat radiations outlet 18 concentrates on the outer wall of heat radiation antipriming pipe 15, so just facilitating hot-air to concentrate converges in herein, heat after coming together is more easily exported, and because thermal column 16 is connected with heat radiation antipriming pipe 15 by connecting rod 19, so the heat pooling together can be dispersed faster by thermal column 16 and the heat sink strip 20 being arranged on thermal column 16, , thereby the problem that has reduced the service life of double end LED.
The present invention is provided with jagged radiation tooth in notch 21, and jagged radiation tooth can effectively expand the area of dissipation of heat sink strip 20, makes radiating effect more outstanding.The present invention is also provided with light source conducting tube 12 between an adjacent LED1 and two outer covers 5 of the 2nd LED2, light source conducting tube 12 can be communicated with the light source of a LED1 and the 2nd LED2, in the time that official's color of two LED is different, in light source conducting tube 12, can demonstrate the color of both neutralizations.Light source conducting tube of the present invention 12 middle parts are provided with circular projection 13, and circular projection 13 can make light source assemble, and forms the effect of multiple several secondary light sources.Power supply guiding of the present invention is powered to the first base 6 and the second base 7 simultaneously, has saved cost, has simplified supply line.
Claims (9)
1. a New LED device, it is characterized in that: the backboard (35) that includes strip, be arranged on the side plate (36) of strip backboard (35) dual-side, described side plate (36) is obliquely installed, be provided with base plate (37) in the bottom of affiliated backboard (35), described base plate (37) is connected with the bottom of two side plates (36) with backboard (35) respectively, on described backboard (35), be provided with the first light-emitting device (38), on described biside plate (36), be separately installed with the second light-emitting device (39), the 3rd light-emitting device (40) is installed on described base plate (37),
Described the first light-emitting device (38) includes LED array (22), printed circuit board (PCB) (23), described LED array (22) is distributed on printed circuit board (PCB) (23), described printed circuit board (PCB) (23) is arranged on pedestal (24), described pedestal (24) is hollow structure, be provided with negative pressure device (25) at the lower surface of described printed circuit board (PCB) (23), the side of described pedestal (24) is provided with air vent (26), described negative pressure device (25) one end is communicated with air vent (26), described LED array (22) includes a LED(1) and the 2nd LED(2), a described LED(1) with the 2nd LED(2) by heat radiation coupling assembling be connected, the one LED(1) comprise LED light source (3), support (4) and outer cover (5), described LED light source (3) is arranged on support (4), described LED light source (3) and support (4) are positioned at the inside of outer cover (5), described support (4) and outer cover (5) are arranged on the first base (6), the 2nd LED(2) comprise that LED light source (3), support (4) and outer cover (5), described LED light source (3) are arranged on support (4) above, described LED light source (3) and support (4) are positioned at the inside of outer cover (5), described support (4) and outer cover (5) are arranged on the second base (7), a described LED(1) and the 2nd LED(2) be oppositely arranged, described heat radiation coupling assembling comprises the thermal column (16) that is positioned at the heat radiation antipriming pipe (15) between the first base (6) bottom and the second base (7) bottom and is positioned at heat radiation antipriming pipe (15) side, the both ends of described heat radiation antipriming pipe (15) are provided with multiple heat radiation entrances (17), be provided with multiple heat radiation outlets (18) at the sidewall of described heat radiation antipriming pipe (15), a heat radiation entrance (17) is communicated with a heat radiation outlet (18), form a heat dissipation channel, described heat dissipation channel is positioned at the inside of heat radiation antipriming pipe (15), described multiple heat dissipation channel is evenly distributed in heat radiation antipriming pipe (15), described thermal column (16) is connected with heat radiation antipriming pipe (15) by connecting rod (19), on described thermal column (16), be provided with the heat sink strip (20) identical with thermal column (16) direction, on described heat sink strip (20), evenly have multiple notches (21),
Described the second light-emitting device (39) includes LED array (22), printed circuit board (PCB) (23), described LED array (22) is distributed on printed circuit board (PCB) (23), described printed circuit board (PCB) (23) is arranged on pedestal (24), described pedestal (24) is hollow structure, be provided with negative pressure device (25) at the lower surface of described printed circuit board (PCB) (23), the side of described pedestal (24) is provided with air vent (26), described negative pressure device (25) one end is communicated with air vent (26), described LED array (22) includes a LED(1) and the 2nd LED(2), a described LED(1) with the 2nd LED(2) by heat radiation coupling assembling be connected, the one LED(1) comprise LED light source (3), support (4) and outer cover (5), described LED light source (3) is arranged on support (4), described LED light source (3) and support (4) are positioned at the inside of outer cover (5), described support (4) and outer cover (5) are arranged on the first base (6), the 2nd LED(2) comprise that LED light source (3), support (4) and outer cover (5), described LED light source (3) are arranged on support (4) above, described LED light source (3) and support (4) are positioned at the inside of outer cover (5), described support (4) and outer cover (5) are arranged on the second base (7), a described LED(1) and the 2nd LED(2) be oppositely arranged, described heat radiation coupling assembling comprises the taper heat radiation contiguous block (8) that lays respectively at the first base (6) bottom and the second base (7) bottom, the top of described two tapers heat radiation contiguous blocks (8) is connected, the inside of described two tapers heat radiation contiguous blocks (8) is hollow structure, the outer wall of described two taper radiating blocks is disposed with multiple corrugated ventilation slots (9) from its top to bottom, described ventilation slot (9) is communicated with the middle vacancy of taper radiating block, between described two taper radiating blocks, be also provided with heat transfer tube (10), on described heat transfer tube (10) outer wall, be provided with passage (11),
Described the 3rd light-emitting device (40) includes LED array (22), printed circuit board (PCB) (23), described LED array (22) is distributed on printed circuit board (PCB) (23), described printed circuit board (PCB) (23) is four, described four printed circuit board (PCB)s (23) are installed on circuit board mount pad (27), described circuit board mount pad (27) is rhombus, described four printed circuit board (PCB)s (23) are arranged on respectively the first surface (28) of rhombus, second surface (29), the 3rd surface (30) and the 4th surface (31), on the 5th surface (32) of rhombus and the 6th surface (33), be provided with mounting bracket (34), pedestal (24) the side clamping of described mounting bracket (34) and its below, on the 5th surface (32) of described circuit board mount pad (27) and the 6th surface (33), be respectively arranged with venthole, in each venthole, be provided with heat pipe, in described heat pipe, be provided with heat conductive rod, described every heat conductive rod respectively with first surface (28), second surface (29), the 3rd surface (30) contacts with four printed circuit board (PCB)s (23) on the 4th surface (31) and is connected, described pedestal (24) is hollow structure, the upper surface of described pedestal (24) is provided with perforate, perforate below, pedestal (24) inside is provided with negative pressure device (25), the side of described pedestal (24) is provided with air vent (26), described negative pressure device (25) one end is communicated with air vent (26), described LED array (22) includes a LED(1) and the 2nd LED(2), a described LED(1) with the 2nd LED(2) by heat radiation coupling assembling be connected, the one LED(1) comprise LED light source (3), support (4) and outer cover (5), described LED light source (3) is arranged on support (4), described LED light source (3) and support (4) are positioned at the inside of outer cover (5), described support (4) and outer cover (5) are arranged on the first base (6), the 2nd LED(2) comprise that LED light source (3), support (4) and outer cover (5), described LED light source (3) are arranged on support (4) above, described LED light source (3) and support (4) are positioned at the inside of outer cover (5), described support (4) and outer cover (5) are arranged on the second base (7), a described LED(1) and the 2nd LED(2) be oppositely arranged, described heat radiation coupling assembling comprises the thermal column (16) that is positioned at the heat radiation antipriming pipe (15) between the first base (6) bottom and the second base (7) bottom and is positioned at heat radiation antipriming pipe (15) side, the both ends of described heat radiation antipriming pipe (15) are provided with multiple heat radiation entrances (17), be provided with multiple heat radiation outlets (18) at the sidewall of described heat radiation antipriming pipe (15), a heat radiation entrance (17) is communicated with a heat radiation outlet (18), form a heat dissipation channel, described heat dissipation channel is positioned at the inside of heat radiation antipriming pipe (15), described multiple heat dissipation channel is evenly distributed in heat radiation antipriming pipe (15), described thermal column (16) is connected with heat radiation antipriming pipe (15) by connecting rod (19), on described thermal column (16), be provided with the heat sink strip (20) identical with thermal column (16) direction, on described heat sink strip (20), evenly have multiple notches (21).
2. a kind of New LED device according to claim 1, is characterized in that: described negative pressure device (25) is air exhauster, and described flabellum is copper fan, is provided with water space in described each flabellum, on described flabellum, is provided with inlet opening.
3. a kind of New LED device according to claim 2, is characterized in that: described notch is provided with jagged radiation tooth in (21).
4. a kind of New LED device according to claim 3, it is characterized in that: a described LED(1) and the 2nd LED(2) two outer covers (5) between be provided with light source conducting tube (12), the two ends of described light source conducting tube (12) respectively with a LED(1) and the 2nd LED(2) outer cover (5) be communicated with.
5. a kind of New LED device according to claim 4, is characterized in that: the middle part of described light source conducting tube (12) is provided with circular projection (13).
6. a kind of New LED device according to claim 5, is characterized in that: described the first base (6) is communicated with power lead jointly with the second base (7).
7. a kind of New LED device according to claim 6, is characterized in that: the top of described outer cover (5) is provided with circular groove (14).
8. a kind of New LED device according to claim 7, is characterized in that: described the first base (6) is communicated with power lead jointly with the second base (7).
9. a kind of New LED device according to claim 8, is characterized in that: the quantity of described heat transfer tube (10) is two.
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