CN204187314U - The LED lamp of high efficiency and heat radiation - Google Patents

The LED lamp of high efficiency and heat radiation Download PDF

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Publication number
CN204187314U
CN204187314U CN201420519565.6U CN201420519565U CN204187314U CN 204187314 U CN204187314 U CN 204187314U CN 201420519565 U CN201420519565 U CN 201420519565U CN 204187314 U CN204187314 U CN 204187314U
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China
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heat
radiating fin
ring
led lamp
high efficiency
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Expired - Fee Related
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CN201420519565.6U
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Chinese (zh)
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谢达敏
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Individual
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Individual
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Abstract

The utility model discloses a kind of LED lamp of high efficiency and heat radiation, it comprises: at least one LED light module, and it has a light emitting source; One heat abstractor, LED light module is arranged at heat abstractor, and described heat abstractor includes: a heat-conducting unit and a heat-sink unit, and described heat-conducting unit has a heat-conductive body, and heat-conductive body has bottom a top, one and an outer surface; Described heat-sink unit has one first radiating fin modules and at least one second radiating fin modules, the outer surface of the first radiating fin modules and the second radiating fin modules thermal coupling heat-conductive body, and between the first radiating fin modules and the second radiating fin modules, there is one first spacing and form one first gas channel; And a housing, its have a tubular body and one by tubular body around accommodation space, tubular body has several convection holes running through tubular body, and LED light module and heat abstractor are arranged at accommodation space.

Description

The LED lamp of high efficiency and heat radiation
Technical field
The utility model relates to a kind of LED lamp, particularly relates to a kind of LED lamp of high efficiency and heat radiation.
Background technology
As shown in Figure 7, a kind of existing LED lamp 10, it has lamp housing 11, LED light module 12, heat radiation block 13 and a lid 14.LED light module 12 is arranged at heat radiation block 13, LED light module 12 and heat radiation block 13 are placed in lamp housing 11, lid 14 is incorporated into lamp housing 11 and is sealed in lamp housing 11 to make LED light module 12 and heat radiation block 13, the thermal energy conduction produced when the LED light module 12 of LED lamp 10 operates is to heat radiation block 13, and dispelled the heat by heat radiation block 13, but due to heat radiation block 13 be block shape, therefore the heat energy that LED light module 12 produces can be accumulated in heat radiation block 13, and due to heat radiation block 13 be sealed in lamp housing 11, therefore the heat energy that LED light module 12 produces can be accumulated in lamp housing 11, and effect of efficiently radiates heat cannot be reached, and due to the temperature of LED lamp 10 too high and cause LED light module 12 Damage by Short Circuit to use.
Utility model content
Technical problem to be solved in the utility model is: the LED lamp providing a kind of high efficiency and heat radiation, and it can avoid LED light module to cause damage to use because dispelling the heat bad.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A LED lamp for high efficiency and heat radiation, it comprises: at least one LED light module, and it has a light emitting source; One heat abstractor, LED light module is arranged at heat abstractor, and described heat abstractor includes: a heat-conducting unit and a heat-sink unit, and described heat-conducting unit has a heat-conductive body, and heat-conductive body has bottom a top, one and an outer surface; Described heat-sink unit has one first radiating fin modules and at least one second radiating fin modules, the outer surface of the first radiating fin modules and the second radiating fin modules thermal coupling heat-conductive body, and between the first radiating fin modules and the second radiating fin modules, there is one first spacing and form one first gas channel, there is between first radiating fin modules and top one second spacing, there is between the second radiating fin modules and the bottom of heat-conductive body one the 3rd spacing; And a housing, its have a tubular body and one by tubular body around accommodation space, tubular body has several convection holes running through tubular body, and LED light module and heat abstractor are arranged at accommodation space.
Compared with prior art, the utility model beneficial effect is as follows: LED light module and heat abstractor are arranged in housing, to increase effect of heat radiation, and avoids LED light module to cause damage to use because dispelling the heat bad.
The utility model further improves as follows:
Further, described first radiating fin modules has ring-type radiating fin in one first, one first ring-type conjunction and one first outer ring-like radiating fin, first ring-type conjunction has one first inner ring surface, one first outer ring surface and several the first perforation, in first, ring-type radiating fin is incorporated into the first inner ring surface, and the first outer ring-like radiating fin is incorporated into the first outer ring surface.
Further, described second radiating fin modules has ring-type radiating fin in one second, one second ring junction component and one second outer ring-like radiating fin, second ring junction component has one second inner ring surface, one second outer ring surface and several the second perforation, in second, ring-type radiating fin is incorporated into the second inner ring surface, and the second outer ring-like radiating fin is incorporated into the second outer ring surface.
Further, the LED lamp of described high efficiency and heat radiation also comprises a reflector, and reflector is arranged at the accommodation space of housing, the light emitting source of LED light module by reflector around.
Further, the LED lamp of described high efficiency and heat radiation also comprises a reflector, and reflector is arranged at the accommodation space of housing, the light emitting source of LED light module by reflector around.
Further, described reflector is a cone, and reflector has an addendum cone portion and a base cone portion, has one the 4th spacing between addendum cone portion to housing, and have one the 5th spacing between base cone portion to housing, the 5th spacing is not less than the 4th spacing.
Further, a gas flow space is formed between described reflector and housing, the convection holes of housing is communicated with gas flow space, and forms one second gas channel between the first radiating fin modules and top, and convection holes, gas flow space and the second gas channel form an air flow channel.
Further, one the 3rd gas channel is formed between described second radiating fin modules and bottom.
Further, described heat-conductive body has an inner surface, and heat-conducting unit separately has several heat conduction ribs, and heat conduction rib is incorporated into inner surface.
Further, described LED light module is arranged on a holder of heat conduction rib tip.
Accompanying drawing explanation
Fig. 1 is a kind of three-dimensional exploded view improving the LED lamp of radiating effect of the present utility model.
Fig. 2 is another three-dimensional exploded view improving the LED lamp of radiating effect of the present utility model.
Fig. 3 is the three-dimensional combination figure improving the LED lamp of radiating effect of the present utility model.
Fig. 4 is the schematic cross-section improving the LED lamp of radiating effect of the present utility model.
Fig. 5 is the sectional view of LED lamp according to the A-A hatching line of Fig. 4 improving radiating effect of the present utility model.
Fig. 6 is the sectional view improving the B-B hatching line according to Fig. 4 of the LED lamp of radiating effect of the present utility model.
Fig. 7 is the sectional view of existing LED lamp.
Wherein: 10.LED light fixture, 11. lamp housings, 12.LED light emitting module, 13. heat radiation blocks, 14. lids, 100.LED light fixture, 110.LED light emitting module, 111. light emitting source, 120. heat abstractor, 130. heat-conducting unit, 131. heat-conductive body, 131a. top, 131b. bottom, 131c. inner surface, 131d. outer surface, 132. heat conduction ribs, 133. holder, 140. heat-sink unit, 150. first radiating fin modules, ring-type radiating fin in 151. first, 152. first ring-type conjunctions, 152a. first inner ring surface, 152b. first outer ring surface, 152c. first bores a hole, 153. first outer ring-like radiating fins, 160. second radiating fin modules, ring-type radiating fin in 161. second, 162. second ring junction components, 162a. second inner ring surface, 162b. second outer ring surface, 162c. second bores a hole, 163. second outer ring-like radiating fins, 170. housing, 171. tubular body, 171a. convection holes, 172. accommodation space, 180. reflector, 181. addendum cone portions, 182. base cone portions, 190. euphotic cover, G1. the first spacing, G2. the second spacing, G3. the 3rd spacing, G4. the 4th spacing, G5. the 5th spacing, L1. the first gas channel, L2. the second gas channel, L3. the 3rd gas channel, S. gas flow space.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Refer to Fig. 1, Fig. 2 and Fig. 4, for meeting the LED lamp 100 of a kind of high efficiency and heat radiation of the present utility model, it comprises at least one LED light module 110, heat abstractor 120, housing 170, reflector 180 and an euphotic cover 190.
LED light module 110 has a light emitting source 111.LED light module 110 is arranged at heat abstractor 120, and the heat energy that LED light module 110 produces dispels the heat by heat abstractor 120.Heat abstractor 120 includes heat-conducting unit 130 and a heat-sink unit 140, and heat-sink unit 140 is in conjunction with heat-conducting unit 130, and in the present embodiment, LED light module 110 can be fixed on heat-conducting unit 130 by the fixture such as heat-conducting glue, viscose or screw.When LED light module 110 operates, the thermal energy conduction that LED light module 110 produces to heat-conducting unit 130 and be incorporated into heat-conducting unit 130 heat-sink unit 140 to dispel the heat.
Refer to Fig. 1, Fig. 2, Fig. 4 and Fig. 5, heat-conducting unit 130 has a heat-conductive body 131, and in the present embodiment, heat-conductive body 131 is a hollow cylinder, and heat-conducting unit 130 separately has several heat conduction ribs 132.Heat-conductive body 131 has a top 131a, 131b bottom one, an one inner surface 131c and outer surface 131d, in the present embodiment, heat conduction rib 132 is incorporated into the inner surface 131c of heat-conductive body 131, LED light module 110 can be arranged on the holder 133 that heat conduction rib 132 end forms, or, in another embodiment, LED light module 110 also can be arranged at the top 131a of heat-conductive body 131, or, in another embodiment, LED light module 110 also can first be incorporated on a heat-conducting plate (figure does not draw), again LED light module 110 and heat-conducting plate are arranged at the top 131a of heat-conductive body 131, or, heat-conducting plate can be shaped in the top 131a of heat-conductive body 131.The heat energy that LED light module 110 produces conducts to the outer surface 131d of heat-conductive body 131, to increase heat conduction and area of dissipation by the top 131a of heat conduction rib 132 or heat-conductive body 131 or heat-conducting plate.Refer to Fig. 1, Fig. 2, Fig. 4 and Fig. 5, heat-sink unit 140, it has one first radiating fin modules 150 and at least one second radiating fin modules 160.
First radiating fin modules 150 has ring-type radiating fin 151,1 first ring-type conjunction 152 and one first outer ring-like radiating fin 153 in one first.First ring-type conjunction 152 has one first inner ring surface 152a, one first outer ring surface 152b and several first perforation 152c.In first, ring-type radiating fin 151 is incorporated into the first inner ring surface 152a of the first ring-type conjunction 152, first outer ring-like radiating fin 153 is incorporated into the first outer ring surface 152b of the first ring-type conjunction 152, in first, ring-type radiating fin 151 and the first outer ring-like radiating fin 153 pass through the first perforation 152c of the first ring-type conjunction 152, make hot gas can flow to the first outer ring-like radiating fin 153, to improve cross-ventilated usefulness via ring-type radiating fin 151 in first.
Or in another embodiment, first radiating fin modules 150 only has ring-type radiating fin 151 in first, also cross-ventilated usefulness can be improved, refer to Fig. 1, Fig. 2, Fig. 4 and Fig. 6, the second radiating fin modules 160 has ring-type radiating fin 161,1 second ring junction component 162 and one second outer ring-like radiating fin 163 in one second.Second ring junction component 162 has one second inner ring surface 162a, one second outer ring surface 162b and several second perforation 162c, in second, ring-type radiating fin 161 is incorporated into the second inner ring surface 162a, second outer ring-like radiating fin 163 is incorporated into the second outer ring surface 162a, in the same manner, in second, ring-type radiating fin 161 and the second outer ring-like radiating fin 163 pass through the first perforation 162c of the second ring junction component 162, make hot gas can flow to the second outer ring-like radiating fin 163, to improve cross-ventilated usefulness via ring-type radiating fin 161 in second.
Or in another embodiment, second radiating fin modules 160 only has ring-type radiating fin 161 in second, refer to Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the outer surface 131d of the first radiating fin modules 150 and the second radiating fin modules 160 thermal coupling heat-conductive body 131.Execute in example in this time, first radiating fin modules 150 and the second radiating fin modules 160 are with the outer surface 131d of ring-type radiating fin 161 thermal coupling heat-conductive body 131 in ring-type radiating fin in first 151 and second, in first, in ring-type radiating fin 151 and second, ring-type radiating fin 161 can weld, gluing or tight fit combination are combined with heat-conductive body 131, with the heat energy by conducting to heat-conductive body 131, dispel the heat by the first radiating fin modules 150 and the second radiating fin modules 160, refer to Fig. 4, between first radiating fin modules 150 and the second radiating fin modules 160, there is one first spacing G1 and form one first gas channel L1, there is between first radiating fin modules 150 and top 131a one second spacing G2, there is between second radiating fin modules 160 and the bottom 131b of heat-conductive body 131 one the 3rd spacing G3.
Refer to Fig. 1, Fig. 2, Fig. 3 and figure, housing 170 have a tubular body 171 and one by tubular body around accommodation space 172.Tubular body 171 has several convection holes 171a running through tubular body 171.LED light module 110, heat abstractor 120 and reflector 180 are arranged at accommodation space 172.Reflector 180 is a cone, and reflector 180 has addendum cone portion 181 and a base cone portion 182, and in the present embodiment, the base cone portion 182 of reflector 180 is positioned at above heat-conducting unit 130, and base cone portion 182 can the top 131a of thermal contact conductance body 131.The light emitting source 111 of LED light module 110 by reflector 180 around, euphotic cover 190 covers reflector 180, and in the present embodiment, euphotic cover 190 covers the addendum cone portion 181 of reflector 180.
Refer to Fig. 3 and Fig. 4, there is between addendum cone portion 181 to the housing 170 of reflector 180 one the 4th spacing G4, there is between base cone portion 182 to the housing 170 of reflector 180 one the 5th spacing G5,5th spacing G5 is not less than the 4th spacing G4 in the present embodiment, is formed with a gas flow space S between reflector 180 and housing 170.The convection holes 171a of housing 170 is communicated with gas flow space S, and forms one second gas channel L2 between the first radiating fin modules 150 and the top 131a of heat-conductive body 131.Convection holes 171a, gas flow space S and the second gas channel L2 form an air flow channel, form one the 3rd gas channel L3 between the second radiating fin modules 160 and the bottom 131b of heat-conductive body 131.
Refer to Fig. 4, when LED light module energising running, the heat energy produced can conduct to heat-conductive body 131 by the heat conduction rib 132 of heat-conducting unit 130, and be thermally coupled in heat-conductive body 131 due to the first radiating fin modules 150 of heat-sink unit 140 and the second radiating fin modules 160, therefore heat energy can be reached the first radiating fin modules 150 and the second radiating fin modules 160 to increase area of dissipation.In addition because the convection holes 171a of housing 170 is communicated with the external air ambient of the LED lamp 100 of high efficiency and heat radiation and gas flow space S, therefore the air that the LED lamp 100 of high efficiency and heat radiation is external can flow to gas flow space S via convection holes 171a, second gas channel L2, first gas channel L1, 3rd gas channel L3, ring-type radiating fin 151 in first, first perforation 152c of the first ring-type conjunction 152, ring-type radiating fin 161 in first outer ring-like radiating fin 153 and second, second perforation 162c and the second outer ring-like radiating fin 163 of the second ring junction component 162, discharged by convection holes 171a again.The utility model utilizes cross-ventilated mode to improve the heat dissipation of the cold and hot exchange of air, and due to the first gas channel L1 that the first spacing G1 between the first radiating fin modules 150 and the second radiating fin modules 160 is formed, the 3rd gas channel L3 that the second gas channel L2 that the second spacing G2 between first radiating fin modules 50 and the top 131a of heat-conductive body 131 is formed and the 3rd spacing G3 between the second radiating fin modules 160 and the bottom 131b of heat-conductive body 131 is formed, make air can rapid convective, be restricted in housing 170 with the heat energy avoiding LED light module 110 to produce, and cause the light emitting module heat damage of LED lamp and cannot use, the utility model is by air rapid convective and increase area of dissipation, to produce efficient radiating effect, it has the effect in the service life increasing LED lamp 100.
The utility model is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, done all conversion, all drop within protection domain of the present utility model.

Claims (9)

1. a LED lamp for high efficiency and heat radiation, is characterized in that, it comprises:
At least one LED light module, it has a light emitting source;
One heat abstractor, LED light module is arranged at heat abstractor, and described heat abstractor includes: a heat-conducting unit and a heat-sink unit, and described heat-conducting unit has a heat-conductive body, and heat-conductive body has bottom a top, one and an outer surface; Described heat-sink unit has one first radiating fin modules and at least one second radiating fin modules, the outer surface of the first radiating fin modules and the second radiating fin modules thermal coupling heat-conductive body, and between the first radiating fin modules and the second radiating fin modules, there is one first spacing and form one first gas channel, there is between first radiating fin modules and top one second spacing, there is between the second radiating fin modules and the bottom of heat-conductive body one the 3rd spacing; And
One housing, its have a tubular body and one by tubular body around accommodation space, tubular body has several convection holes running through tubular body, and LED light module and heat abstractor are arranged at accommodation space.
2. the LED lamp of high efficiency and heat radiation as claimed in claim 1, it is characterized in that: described first radiating fin modules has ring-type radiating fin in one first, one first ring-type conjunction and one first outer ring-like radiating fin, first ring-type conjunction has one first inner ring surface, one first outer ring surface and several the first perforation, in first, ring-type radiating fin is incorporated into the first inner ring surface, and the first outer ring-like radiating fin is incorporated into the first outer ring surface.
3. the LED lamp of high efficiency and heat radiation as claimed in claim 2, it is characterized in that: described second radiating fin modules has ring-type radiating fin in one second, one second ring junction component and one second outer ring-like radiating fin, second ring junction component has one second inner ring surface, one second outer ring surface and several the second perforation, in second, ring-type radiating fin is incorporated into the second inner ring surface, and the second outer ring-like radiating fin is incorporated into the second outer ring surface.
4. the LED lamp of high efficiency and heat radiation as claimed in claim 1, is characterized in that: the LED lamp of described high efficiency and heat radiation also comprises a reflector, and reflector is arranged at the accommodation space of housing, the light emitting source of LED light module by reflector around.
5. the LED lamp of high efficiency and heat radiation as claimed in claim 4, it is characterized in that: described reflector is a cone, reflector has an addendum cone portion and a base cone portion, there is between addendum cone portion to housing one the 4th spacing, have one the 5th spacing between base cone portion to housing, the 5th spacing is not less than the 4th spacing.
6. the LED lamp of high efficiency and heat radiation as claimed in claim 4, it is characterized in that: between described reflector and housing, be formed with a gas flow space, the convection holes of housing is communicated with gas flow space, and between the first radiating fin modules and top, forming one second gas channel, convection holes, gas flow space and the second gas channel form an air flow channel.
7. the LED lamp of high efficiency and heat radiation as claimed in claim 6, is characterized in that: form one the 3rd gas channel between described second radiating fin modules and bottom.
8. the LED lamp of high efficiency and heat radiation as claimed in claim 1, it is characterized in that: described heat-conductive body has an inner surface, heat-conducting unit separately has several heat conduction ribs, and heat conduction rib is incorporated into inner surface.
9. the LED lamp of high efficiency and heat radiation as claimed in claim 8, is characterized in that: described LED light module is arranged on a holder of heat conduction rib tip.
CN201420519565.6U 2014-09-10 2014-09-10 The LED lamp of high efficiency and heat radiation Expired - Fee Related CN204187314U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420519565.6U CN204187314U (en) 2014-09-10 2014-09-10 The LED lamp of high efficiency and heat radiation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420519565.6U CN204187314U (en) 2014-09-10 2014-09-10 The LED lamp of high efficiency and heat radiation

Publications (1)

Publication Number Publication Date
CN204187314U true CN204187314U (en) 2015-03-04

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CN201420519565.6U Expired - Fee Related CN204187314U (en) 2014-09-10 2014-09-10 The LED lamp of high efficiency and heat radiation

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106122902A (en) * 2016-09-07 2016-11-16 佛山赛威光电技术有限公司 A kind of heat dissipation device of LED lamp
CN106764982A (en) * 2017-02-16 2017-05-31 厦门市博朗精密工业有限公司 The improved structure and its Tunnel Lamp of lighting apparatus radiating fin
KR20230036391A (en) * 2021-09-07 2023-03-14 성기용 Lighting device with protection member

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106122902A (en) * 2016-09-07 2016-11-16 佛山赛威光电技术有限公司 A kind of heat dissipation device of LED lamp
CN106764982A (en) * 2017-02-16 2017-05-31 厦门市博朗精密工业有限公司 The improved structure and its Tunnel Lamp of lighting apparatus radiating fin
KR20230036391A (en) * 2021-09-07 2023-03-14 성기용 Lighting device with protection member
KR102542917B1 (en) 2021-09-07 2023-06-15 성기용 Lighting device with protection member

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150304

Termination date: 20150910

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