CN203948987U - A kind of light-emitting device that contains bullhead LED - Google Patents
A kind of light-emitting device that contains bullhead LED Download PDFInfo
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- CN203948987U CN203948987U CN201420344093.5U CN201420344093U CN203948987U CN 203948987 U CN203948987 U CN 203948987U CN 201420344093 U CN201420344093 U CN 201420344093U CN 203948987 U CN203948987 U CN 203948987U
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- led
- light source
- bullhead
- pcb
- circuit board
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Abstract
The utility model relates to lighting field, a kind of light-emitting device that contains bullhead LED specifically, include 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, the utility model LED array 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, extend the service life of light-emitting device.
Description
Technical field
The utility model relates to lighting field, specifically a kind of light-emitting device that contains bullhead LED.
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 CN201220184063.3, the applying date is 2012-04-25, name is called the utility model patent of " a kind of LED double end shot-light ", its technical scheme is: the utility model discloses a kind of LED double end shot-light, comprise lengthwise type double end shot-light shell and a LED lamp, wherein said LED lamp is arranged in described double end shot-light shell, and described double end shot-light shell is provided with described LED lamp in two ends along its length, described double end shot-light shell be provided with in two ends along its length for the connecting plate of wall connecting, on described connecting plate, be provided with screwed hole.
Although above-mentioned patent has been introduced double end concept, but this double end LED is based on a support and each LED is not arranged to corresponding radiator structure, in the middle of actual use, the caloric value of each double end LED will sharply increase like this, the heat dissipation capacity of each LED own is just the twice of traditional LED, the disappearance of radiator structure aggravates to have reduced the service life of double end LED especially, and the problems referred to above are badly in need of solving.
Summary of the invention
In order to overcome, the caloric value of existing bullhead LED matrix 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 light-emitting device that contains bullhead LED.
For realizing above-mentioned technical purpose, technical solutions of the utility model are as follows:
A kind of light-emitting device that contains bullhead LED, it is characterized in that: include 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 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.
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.
The quantity of described heat transfer tube is two.
Advantage of the present utility model is:
1, the utility model LED array 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.
2, the bullhead LED that the utility model 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.
3, negative pressure device of the present utility model 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.
4, the utility model 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.
5, light source conducting tube of the present utility model 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.
6, power supply of the present utility model 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 the utility model structural representation.
Fig. 2 is the utility model structure side view.
Fig. 3 is bullhead LED schematic top plan view.
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.LED array, 16. printed circuit board (PCB)s, 17. pedestals, 18. negative pressure devices, 19. air vents.
Detailed description of the invention
Embodiment 1
A kind of light-emitting device that contains bullhead LED includes LED array 15, printed circuit board (PCB) 16, described LED array 15 is distributed on printed circuit board (PCB) 16, described printed circuit board (PCB) 16 is arranged on pedestal 17, described pedestal 17 is hollow structure, be provided with negative pressure device 18 at the lower surface of described printed circuit board (PCB) 16, the side of described pedestal 17 is provided with air vent 19, described negative pressure device 18 one end are communicated with air vent 19, described LED array 15 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.The bullhead LED that the utility model 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.
The utility model LED array 15 is arranged on printed circuit board (PCB) 16, pedestal 17 is hollow structure, be provided with negative pressure device 18 at the lower surface of described printed circuit board (PCB) 16, the side of described pedestal 17 is provided with air vent 19, described negative pressure device 18 one end are communicated with air vent 19, under the prerequisite of bullhead structure, negative pressure device 18 can extract the amount of heat producing on printed circuit board (PCB) 16 and discharge, and has extended the service life of light-emitting device.
Embodiment 2
A kind of light-emitting device that contains bullhead LED includes LED array 15, printed circuit board (PCB) 16, described LED array 15 is distributed on printed circuit board (PCB) 16, described printed circuit board (PCB) 16 is arranged on pedestal 17, described pedestal 17 is hollow structure, be provided with negative pressure device 18 at the lower surface of described printed circuit board (PCB) 16, the side of described pedestal 17 is provided with air vent 19, described negative pressure device 18 one end are communicated with air vent 19, described LED array 15 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 negative pressure device 18 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.
The utility model LED array 15 is arranged on printed circuit board (PCB) 16, pedestal 17 is hollow structure, be provided with negative pressure device 18 at the lower surface of described printed circuit board (PCB) 16, the side of described pedestal 17 is provided with air vent 19, described negative pressure device 18 one end are communicated with air vent 19, under the prerequisite of bullhead structure, negative pressure device 18 can extract the amount of heat producing on printed circuit board (PCB) 16 and discharge, and has extended the service life of light-emitting device.
Bullhead LED 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 18 of the present utility model 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.
Embodiment 3
A kind of light-emitting device that contains bullhead LED includes LED array 15, printed circuit board (PCB) 16, described LED array 15 is distributed on printed circuit board (PCB) 16, described printed circuit board (PCB) 16 is arranged on pedestal 17, described pedestal 17 is hollow structure, be provided with negative pressure device 18 at the lower surface of described printed circuit board (PCB) 16, the side of described pedestal 17 is provided with air vent 19, described negative pressure device 18 one end are communicated with air vent 19, described LED array 15 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 negative pressure device 18 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.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.The quantity of described heat transfer tube 10 is two.
The utility model LED array 15 is arranged on printed circuit board (PCB) 16, pedestal 17 is hollow structure, be provided with negative pressure device 18 at the lower surface of described printed circuit board (PCB) 16, the side of described pedestal 17 is provided with air vent 19, described negative pressure device 18 one end are communicated with air vent 19, under the prerequisite of bullhead structure, negative pressure device 18 can extract the amount of heat producing on printed circuit board (PCB) 16 and discharge, and has extended the service life of light-emitting device.
The bullhead LED that the utility model 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 18 of the present utility model 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 utility model 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 utility model 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 utility model is powered to the first base 6 and the second base 7 simultaneously, has saved cost, has simplified supply line.
Claims (7)
1. a light-emitting device that contains bullhead LED, it is characterized in that: include LED array (15), printed circuit board (PCB) (16), described LED array (15) is distributed on printed circuit board (PCB) (16), described printed circuit board (PCB) (16) is arranged on pedestal (17), described pedestal (17) is hollow structure, be provided with negative pressure device (18) at the lower surface of described printed circuit board (PCB) (16), the side of described pedestal (17) is provided with air vent (19), described negative pressure device (18) one end is communicated with air vent (19), described LED array (15) 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).
2. a kind of light-emitting device that contains bullhead LED according to claim 1, is characterized in that: described negative pressure device (18) is air exhauster, and 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 light-emitting device that contains bullhead LED according to claim 2, 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.
4. a kind of light-emitting device that contains bullhead LED according to claim 3, is characterized in that: the middle part of described light source conducting tube (12) is provided with circular projection (13).
5. a kind of light-emitting device that contains bullhead LED according to claim 4, is characterized in that: described the first base (6) is communicated with power lead jointly with the second base (7).
6. a kind of light-emitting device that contains bullhead LED according to claim 5, is characterized in that: the top of described outer cover (5) is provided with circular groove (14).
7. a kind of light-emitting device that contains bullhead LED according to claim 6, is characterized in that: the quantity of described heat transfer tube (10) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420344093.5U CN203948987U (en) | 2014-06-26 | 2014-06-26 | A kind of light-emitting device that contains bullhead LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420344093.5U CN203948987U (en) | 2014-06-26 | 2014-06-26 | A kind of light-emitting device that contains bullhead LED |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203948987U true CN203948987U (en) | 2014-11-19 |
Family
ID=51891023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420344093.5U Expired - Fee Related CN203948987U (en) | 2014-06-26 | 2014-06-26 | A kind of light-emitting device that contains bullhead LED |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203948987U (en) |
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2014
- 2014-06-26 CN CN201420344093.5U patent/CN203948987U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20150626 |
|
| EXPY | Termination of patent right or utility model |