CN204943416U - LED radiator - Google Patents
LED radiator Download PDFInfo
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- CN204943416U CN204943416U CN201520574557.6U CN201520574557U CN204943416U CN 204943416 U CN204943416 U CN 204943416U CN 201520574557 U CN201520574557 U CN 201520574557U CN 204943416 U CN204943416 U CN 204943416U
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- heat dissipation
- radiator
- radiator body
- dissipation channel
- groove
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Abstract
The utility model relates to a kind of LED radiator, it comprises columniform radiator body, the center of described radiator body one end face is provided with groove, the sidewall of described radiator body is provided with multiple heat dissipation channel, described heat dissipation channel is communicated with described groove, and multiple described heat dissipation channel line centered by described radiator body axis circumferentially arranges.Above-mentioned LED radiator, multiple heat dissipation paths in radiator body can make radiator body inside form more area of dissipation, the circulation of air can be accelerated again, because each heat dissipation channel is all communicated with groove, therefore radiator body inside can be made to form open structure, be conducive to the diffusion of heat, thus accelerate the radiating rate of radiator body, improve radiating efficiency.
Description
Technical field
The utility model relates to the radiator structure of lighting, particularly relates to a kind of LED radiator.
Background technology
LED (LightEmittingDiode), i.e. semi-conductor electricity light source, light emitting diode, also referred to as semiconductor lamp, is a kind of electric light source without filament, is directly luminous energy electric energy conversion.
LED lamp affixed to the ceiling has energy-conservation, that the life-span is long feature, avoids the trouble often needing more to change the bulb, is subject to the favor of increasing user.But the heat dissipation problem of LED lamp affixed to the ceiling is also Important Problems, and heat dissipation problem badly influences light efficiency and the life-span of LED light source.The radiating efficiency of traditional LED radiator is low, causes LED light source temperature too high, thus has had influence on light efficiency and the life-span of LED.
Utility model content
Based on this, the utility model provides a kind of to be had multiple heat dissipation channel, multiple heat dissipation channel circumferentially arranged and can provide more area of dissipations, have the LED radiator of more high cooling efficiency.
A kind of LED radiator, it comprises columniform radiator body, the center of described radiator body one end face is provided with groove, the sidewall of described radiator body is provided with multiple heat dissipation channel, each described heat dissipation channel is communicated with described groove respectively, and multiple described heat dissipation channel line centered by described radiator body axis circumferentially arranges; Described groove has circular cross-section, and it is centrally located at the axis of described radiator body.
In an embodiment wherein, conically, conically the bottom surface of described groove is positioned at the end face of described radiator body to described groove.
In an embodiment wherein, described groove is cylindrical.
In an embodiment wherein, described heat dissipation channel linearly shape.
In an embodiment wherein, described heat dissipation channel is curved.
In an embodiment wherein, the cross section of described heat dissipation channel is square.
Above-mentioned LED radiator, multiple heat dissipation paths in radiator body can make radiator body inside form more area of dissipation, the circulation of air can be accelerated again, because each heat dissipation channel is all communicated with groove, therefore radiator body inside can be made to form open structure, be conducive to the diffusion of heat, thus accelerate the radiating rate of radiator body, improve radiating efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of a preferred embodiment LED radiator;
Fig. 2 is the structural representation at another visual angle of LED radiator shown in Fig. 1;
Fig. 3 is the decomposing schematic representation of LED radiator shown in Fig. 1;
The decomposition texture schematic diagram that Fig. 4 is another visual angle of LED radiator shown in Fig. 1;
The close-up schematic view in the A portion that Fig. 5 is LED radiator shown in Fig. 3;
In accompanying drawing, the implication of each label is:
10-LED radiator;
110-substrate, 111-LED lamp pearl;
120-radiator body, 121-groove, 122-heat dissipation channel, 123-support, 124-fan;
130-lampshade, 131-lampshade plate, 132-Lamp housing, 133-radiating module, 134-first thermal vias, 135-connecting ring portion, 136-panel part, 137-second thermal vias, 138-terminal pad, 139-radiating piece, 140-connecting rod, 141-dispels the heat bundle, 142-fin, 143-mounting groove, 144-jackshaft, 145-thermal column, 146-radiator.
Detailed description of the invention
As Figure 1-Figure 4, wherein, Fig. 1 is the structural representation of a preferred embodiment LED radiator 10; Fig. 2 is the structural representation at another visual angle of LED radiator 10 shown in Fig. 1; Fig. 3 is the decomposing schematic representation of LED radiator 10 shown in Fig. 1; The decomposition texture schematic diagram that Fig. 4 is another visual angle of LED radiator 10 shown in Fig. 1.
Such as, please refer to Fig. 3, a kind of LED radiator 10, comprising: terminal pad 138, the radiating piece 139 be connected with terminal pad 138;
Such as, please refer to Fig. 4 and Fig. 5, radiating piece 139 has multiple, each radiating piece 139 comprises a connecting rod 140 and multiple heat radiation bundle 141, connecting rod 140 is connected with terminal pad 138, multiple connecting rod 140 is along the marginating compartment spread configuration of terminal pad 138, and heat radiation bundle 141 is connected with connecting rod 140, and every bar connecting rod 140 is provided with multiple heat radiation bundle 141.
And for example, please refer to Fig. 2 and Fig. 3, a kind of LED radiator 10, it comprises: substrate 110, radiator 146 and lampshade 130.
In order to realize luminescence, such as, substrate 110 is packaged with multiple LED lamp bead 111, and substrate 110 is located in lampshade 130.
Radiator 146 is connected with lampshade 130, it is truncated cone that radiator 146 is connected one end with lampshade 130, radiator 146 comprises cylindrical radiator body 120, the center of radiator body 120 1 end face is provided with groove 121, radiator body 120 sidewall is provided with multiple heat dissipation channel 122, heat dissipation channel 122 is communicated with groove 121, heat dissipation channel 122 is provided with many rows, often arranging heat dissipation channel 122 linear rows shows multiple, many rows heat dissipation channel 122 is line circumferentially arranged centered by radiator body 120 axis, like this heat dissipation channel 122 circumferential arrangement be furnished with much arrange time, the inwall of heat dissipation channel 122 can provide more area of dissipation, radiator 146 is helped to dispel the heat.
For accelerating radiating rate, radiator body 120 is provided with support 123 in the one end being provided with groove 121, and support 123 is provided with fan 124, and such as, as shown in Figure 3, support 123 can be cross-shaped configuration.Fan 124 and groove 121 concentric are arranged, and fan 124 can radiator body direction blowing in the past.Arranging of fan 124 can adopt the form of active heat removal to be shed by the heat in heat dissipation channel 122.
For realizing better radiating effect, groove 121 can be cylindrical, also can be conically.Preferably, groove 121 conically, such groove 121 reduces gradually on the direction away from fan 124, fan 124 blow out wind also can be blocked by heat dissipation channel 122 in layer, the wind energy that fan 124 can be made like this blow out enter more equably heat radiation lead in.When groove 121 conically time, conically bottom surface is positioned at the end face of radiator body 120, like this, be conducive to manufacture.
Heat dissipation channel 122 can linearly shape, also can be curved.Preferably, heat dissipation channel 122 is curved.Heat dissipation channel 122 linearly shape can be conducive to the utilization in space.Heat dissipation channel 122 is curved be conducive to lengthening heat dissipation channel 122 length and radiator body 120 omit fan 124 is set time, naturally rising of hot-air can be conducive to, and when radiator body 120 is provided with fan 124, the resistance that fan 124 is dried in hot channel can be reduced.
For shedding of heat in quickening lampshade 130, lampshade 130 comprises: lampshade plate 131, Lamp housing 132, radiating module 133 and fin 142.Lampshade plate 131 one side is provided with mounting groove 143, and mounting groove 143 is rounded.Lampshade plate 131 is provided with multiple first thermal vias 134.Lamp housing 132 comprises: the connecting ring portion 135 connected with lampshade plate 131 and the panel part 136 relative with lampshade plate 131, and panel part 136 is connected with connecting ring portion 135, and Lamp housing 132 is provided with multiple second thermal vias 137.Radiator 146 is connected with lampshade plate 131 away from deck one side.Second thermal vias 137 can be positioned at the panel part 136 of Lamp housing 132, also can be positioned at the connecting ring portion 135 of Lamp housing 132.First thermal vias 134 and the second thermal vias 137 are provided with multiple.Such as, the first thermal vias 134 and the second thermal vias 137 are all circular.Such effect is: the hot-air that can be conducive in lampshade 130 that arranges of the first thermal vias 134 and the second thermal vias 137 forms convection current with extraneous air, thus improves the speed of heat exchange.
Simultaneously with reference to figure 5, the close-up schematic view in its A portion being LED radiator 10 shown in Fig. 3.For improving the radiating efficiency of lampshade 130, radiating module 133 comprises: terminal pad 138 and the radiating piece 139 be connected with terminal pad 138, and terminal pad 138 is located in mounting groove 143, and terminal pad 138 is connected with substrate 110, terminal pad 138 is circular, and its center is provided with rounded through hole.The edge of terminal pad 138 side is arc surfaced.Terminal pad 138 edge is provided with flange.Terminal pad 138 one side is connected with substrate 110, and terminal pad 138 another side is located in mounting groove 143.Radiating piece 139 has multiple and circumferentially arranges along terminal pad 138 edge, and each radiating piece 139 comprises a connecting rod 140 and multiple heat radiation bundle 141, and connecting rod 140 is connected with the flange of terminal pad 138.Connecting rod 140 has multiple and along the marginating compartment spread configuration of terminal pad 138, heat radiation bundle 141 is connected with connecting rod 140.For being conducive to the flowing of air, connecting rod 140 is round bar shape.Heat radiation bundle 141 comprises the jackshaft 144 be connected with connecting rod 140 and the thermal column 145 be connected with described jackshaft 144.Jackshaft 144 can be cylindrical, and thermal column 145 can linearly shape also can be curvilinear.Thermal column 145 linearly shape time can be cylindrical.Such effect is: the heat of substrate 110 can be transferred in radiating module 133, radiating module 133 is owing to being provided with multiple radiating piece 139, thus there is more area of dissipation, the air of extraneous normal temperature can enter in lampshade 130 from the first thermal vias 134, raise with temperature after heat exchange such as radiating piece 139 grade and become hot-air, subsequently hot-air can naturally rise from second heat radiation passage discharge, thus take away the heat of radiating piece 139 grade, jackshaft 144 is cylindrical and thermal column 145 is cylindrical can be conducive to the resistance reducing air flowing.
For improving the radiating efficiency of lampshade 130, one end that lampshade 130 is connected with radiator 146 is provided with multi-disc fin 142, and also, the one side that multi-disc fin 142 deviates from mounting groove 143 with lampshade plate 131 is connected.Such as, multi-disc fin 142 circumferential arrangement, fin 142 is corresponding with radiator 146 one end in truncated cone.Multi-disc fin 142 can provide more area of dissipation, and lampshade 130 can be helped to dispel the heat.
Above-mentioned LED radiator 10, substrate 110 can produce heat due to LED lamp bead 111 luminescence.Because the terminal pad 138 of substrate 110 lampshade 130 connects, therefore the heat of substrate 110 can pass in the radiating module 133 in lampshade 130 and the radiator 146 outside lampshade 130.Radiating module 133 in lampshade 130 and the radiator 146 outside lampshade 130 because having more area of dissipation, thus can improve radiating efficiency.Lampshade 130 is provided with the first thermal vias 134 and the second thermal vias 137, cross-ventilation can be conducive to, cross-ventilation can make more air through the surface of radiating module 133, heat radiation bundle 141 surface of radiating module 133 and the rate of heat exchange of air can be improved, thus the heat taken away in time in lampshade 130, radiating efficiency is provided.Heat radiation bundle 141 on radiating piece 139 can provide more area of dissipation, thus accelerates the radiating rate of radiating piece 139 and radiating module 133, improves radiating efficiency.
Because lampshade 130 is connected with radiator 146, therefore, heat can pass in radiator 146 further, and the multiple heat dissipation paths 122 in radiator body 120 can make radiator body 120 inside form more area of dissipation, can accelerate again the circulation of air.Because each heat dissipation channel 122 is all communicated with groove 121, therefore radiator body 120 inside can be made to form open structure, and be provided with fan 124 in groove 121, fan 124 rotates can accelerate shedding of heat in heat dissipation channel 122, thus quickening radiating rate, can radiating efficiency be improved.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this description is recorded.
The above embodiment only have expressed preferred embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (6)
1. a LED radiator, it is characterized in that, comprise columniform radiator body, the center of described radiator body one end face is provided with groove, the sidewall of described radiator body is provided with multiple heat dissipation channel, each described heat dissipation channel is communicated with described groove respectively, and multiple described heat dissipation channel line centered by described radiator body axis circumferentially arranges; Described groove has circular cross-section, and it is centrally located at the axis of described radiator body.
2. LED radiator according to claim 1, is characterized in that, conically, conically the bottom surface of described groove is positioned at the end face of described radiator body to described groove.
3. LED radiator according to claim 1, is characterized in that, described groove is cylindrical.
4. LED radiator according to claim 1, is characterized in that, described heat dissipation channel linearly shape.
5. LED radiator according to claim 1, is characterized in that, described heat dissipation channel is curved.
6. LED radiator according to claim 1, is characterized in that, the cross section of described heat dissipation channel is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520574557.6U CN204943416U (en) | 2015-07-31 | 2015-07-31 | LED radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520574557.6U CN204943416U (en) | 2015-07-31 | 2015-07-31 | LED radiator |
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| Publication Number | Publication Date |
|---|---|
| CN204943416U true CN204943416U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520574557.6U Active CN204943416U (en) | 2015-07-31 | 2015-07-31 | LED radiator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107388209A (en) * | 2017-08-31 | 2017-11-24 | 中山诺顿科研技术服务有限公司 | A kind of LED lamp heat sink |
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2015
- 2015-07-31 CN CN201520574557.6U patent/CN204943416U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107388209A (en) * | 2017-08-31 | 2017-11-24 | 中山诺顿科研技术服务有限公司 | A kind of LED lamp heat sink |
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