CN105179979A - LED lamp - Google Patents
LED lamp Download PDFInfo
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- CN105179979A CN105179979A CN201510675843.6A CN201510675843A CN105179979A CN 105179979 A CN105179979 A CN 105179979A CN 201510675843 A CN201510675843 A CN 201510675843A CN 105179979 A CN105179979 A CN 105179979A
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- heat radiation
- heat
- light source
- inner casing
- led
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Abstract
The invention relates to an LED lamp with good heat dissipation effect and multiple paths to dissipate heat. The LED lamp comprises a lamp holder, a driving power source, an LED light source and a heat dissipation shell, wherein the lamp holder is installed on the heat dissipation shell and the LED light source and the driving power source are installed in the heat dissipation shell. The heat dissipation shell comprises an outer heat dissipation shell body, a heat dissipation connector and an inner heat dissipation shell body, wherein the outer heat dissipation shell body and the inner heat dissipation shell body are connected to the heat dissipation connector to form a cup body structure with a cavity interlayer. The LED light source is installed in the cavity formed by the outer heat dissipation shell body in an enclosure mode, the lower end of the inner heat dissipation shell body abuts against the LED light source, and the light-emitting component of the LED light source is located in the cavity formed by the inner heat dissipation shell body in an enclosure mode. The LED light source is connected with the outer heat dissipation shell body and the inner heat dissipation shell body and provided with the multiple heat dissipation paths, and therefore the heat of the LED light source can be dissipated faster, the heat dissipation efficiency can be improved, and the heat dissipation effect is good.
Description
Technical field
The present invention relates to lighting field, be specifically related to a kind of LED of multipath heat radiation of good heat dissipation effect.
Background technology
LED(LightEmittingDiode), light emitting diode is a kind of can be the solid-state semiconductor devices of visible ray by electric energy conversion, and it directly can be converted into light electricity.The appearance of LED, has energy-conservation, the advantage such as the life-span is long, applicability good, the response time is short, environmental protection relative to ordinary lamps (incandescent lamp etc.).
The multiplex osram lamp of existing lighting, electricity-saving lamp and LED illumination lamp, the stage exiting history is about to due to the electro-optical efficiency of traditional tengsten lamp lower (greatly about about 5%), and electricity-saving lamp in process of production, the mercury element used containing poisonous must be related to due to during its luminescence, and mercury is larger to environmental hazard, therefore, electricity-saving lamp sooner or later also can substitute by the LED illumination lamp of green.A lot of work is also had to do in the Common People that current LED illumination lamp enters China, comprising in luminous efficiency (luminous efficiency reaches 120-150lm/W), heat radiation and price is first-class important breakthrough.
As everyone knows, heat radiation is one of technological difficulties of LED illumination lamp, existing LED illumination lamp mainly contains active heat removal and passive heat radiation two kinds of radiating modes: active heat removal is as added a radiator, though active heat removal scheme is praised highly, its production cost too high and not accept by the producer.Another kind of passive radiating mode, if the structural design of LED illumination lamp is unreasonable, when heat accumulation acquires a certain degree, will disturb the normal work of light fixture, even affect the life-span of light fixture.
Namely passive heat radiation relies on the radiator structure of LED self to dispel the heat, a kind of LEDbulb lamp is disclosed in Chinese utility model patent application number CN201220731471, it comprises lamp holder and is arranged on the lamp body on described lamp holder, described lamp body comprises radiating shell and is arranged on the Transparent lamp shade on described radiating shell, radiating shell outer surface is vertically provided with waveform radiating fin, the heat conduction that LED light source produces dispels the heat to the waveform radiating fin of radiating shell, this patent structure only arranges the heat dissipation channel on a road, radiating effect is limited, be not suitable for high-power LED lamp.
Summary of the invention
The problem that the present invention mainly solves is to provide a kind of LED of multipath heat radiation of good heat dissipation effect.
For solving the problem, a kind of LED provided by the invention, comprise: lamp holder, driving power, LED light source, radiation shell, described lamp holder is arranged on radiation shell, LED light source, driving power is arranged in radiation shell, described lamp holder, driving power, LED light source forms electrical connection successively, radiation shell comprises: heat-dissipating casing, heat radiation connector, heat radiation inner casing, described heat-dissipating casing, the upper end of heat radiation inner casing is connected on heat radiation connector, and form the cup body structure that has cavity interlayer, described LED light source be arranged on heat-dissipating casing enclose in the cavity of formation, the lower end of heat radiation inner casing contacts on LED light source, and the luminous component of LED light source be positioned at heat radiation inner casing enclose the cavity of formation, the light that described LED light source sends outwards is penetrated by the cavity of heat radiation inner casing.
A preferred embodiment of the present invention, the inwall of described heat radiation inner casing is provided with reflecting layer.
Another kind of preferred version of the present invention, described heat-dissipating casing is integrated syndeton with heat radiation connector.
Another kind of preferred version of the present invention, described heat radiation connector is integrated syndeton with heat radiation inner casing.
Another kind of preferred version of the present invention, described LED light source comprises: metal substrate, luminous component, described luminous component is located at the centre position of metallic substrate surfaces, and heat radiation inner casing is attached to the metallic substrate surfaces outside luminous component, and described metal substrate bottom surface is connected with the inwall of heat-dissipating casing.
Another kind of preferred version of the present invention, described heat radiation inner casing is horn-like profile, the toy trumpet mouth of described heat radiation inner casing is outward extended with connecting portion, the toy trumpet mouth of described heat radiation inner casing and the metallic substrate surfaces of connecting portion conflict outside luminous component, the typhon mouth of described heat radiation inner casing is connected on heat radiation connector.
Another kind of preferred version of the present invention, also comprises heat conductive silica gel, and described heat conductive silica gel is coated in the conflict region of heat radiation inner casing and metallic substrate surfaces.
Another kind of preferred version of the present invention, the metal substrate of described LED light source fixes on the inwall of heat-dissipating casing.
Another kind of preferred version of the present invention, described heat conductive silica gel is coated in the region between the outward flange of the connecting portion of the heat radiation inner casing on heat radiation inner casing and the conflict region of metallic substrate surfaces and metal substrate and the inwall of heat-dissipating casing respectively.
Another kind of preferred version of the present invention, describedly also comprises: light transmission piece, retainer ring, and described light transmission piece is arranged on the light-emitting window of this LED, and retainer ring is connected with heat radiation connector to be fixed light transmission piece.
By technical scheme of the present invention, there is following beneficial effect:
LED light source connects heat-dissipating casing and heat radiation inner casing respectively, and its heat dissipation path is: 1) LED light source surface-heat radiation inner casing-heat radiation connector; 2) bottom LED light source bottom surface-heat-dissipating casing-heat-dissipating casing surface; Multiple heat dissipation path is set, faster the heat of LED light source is distributed, improve radiating efficiency, good heat dissipation effect.
Accompanying drawing explanation
Figure 1 shows that the LED decomposing schematic representation that in the present invention, embodiment one provides;
Figure 2 shows that the LED stereogram that in the present invention, embodiment one provides;
Figure 3 shows that the LED sectional view of AA line in Fig. 2;
Figure 4 shows that the LED decomposing schematic representation that in the present invention, embodiment two provides;
Figure 5 shows that the LED stereogram that in the present invention, embodiment two provides;
Figure 6 shows that the LED sectional view of BB line in Fig. 5;
Figure 7 shows that the LED decomposing schematic representation that in the present invention, embodiment three provides;
Figure 8 shows that the LED stereogram that in the present invention, embodiment three provides;
Figure 9 shows that the LED sectional view of CC line in Fig. 8.
Detailed description of the invention
For further illustrating each embodiment, the invention provides drawings attached.These accompanying drawings are a part for disclosure of the present invention, and it is mainly in order to illustrate embodiment, and the associated description of description can be coordinated to explain the operation principles of embodiment.Coordinate with reference to these contents, those of ordinary skill in the art will be understood that other possible embodiments and advantage of the present invention.Assembly in figure not drawn on scale, and similar element numbers is commonly used to assembly like representation class.
Now the present invention is further described with detailed description of the invention by reference to the accompanying drawings.
Embodiment one:
Shown in Fig. 3, for the comparatively preferred LED of one provided by the invention, comprise: lamp holder 10, driving power 20, heat conductive silica gel (not shown), radiation shell 30, LED light source 40, transmissive mirror 50, retainer ring 60, radiation shell 30 comprises: heat-dissipating casing 301, heat radiation connector 302, heat radiation inner casing 303, described lamp holder 10 is located at heat-dissipating casing 301 one end, driving power 20 is arranged in heat-dissipating casing 301, heat-dissipating casing 301 is provided with a dividing plate 304 and is fixed by driving power 20, LED light source 40 comprises: circular metal substrate 401, luminous component 402, luminous component 402 is located at the centre position on metal substrate 401 surface, at the surperficial coated with thermally conductive silica gel of the dividing plate 304 of heat-dissipating casing 301 inwall, the bottom surface of the metal substrate 401 of LED light source 40 is fixedly connected on the dividing plate 304 of heat-dissipating casing 301 inwall, lamp holder 10, driving power 20, LED light source 30 forms electrical connection successively, heat-dissipating casing 301, heat radiation connector 302, heat radiation inner casing 303 is respectively equipped with corresponding screw thread 70, heat radiation inner casing 303 outward appearance is horn-like, the typhon mouth of heat radiation inner casing 303 spins to the inwall of heat radiation connector 302 by screw thread 70, the toy trumpet mouth of heat radiation inner casing 303 is outward extended with connecting portion 306, at the surperficial coated with thermally conductive silica gel of metal substrate 401 of luminous component 402 periphery of LED light source 40, metal substrate 401 surface of the toy trumpet mouth of heat radiation inner casing 303 and connecting portion 306 being conflicted in luminous component 402 periphery of LED light source 40, again heat radiation connector 302 is spun on heat-dissipating casing 301 by screw thread 70, heat-dissipating casing 301, heat radiation connector 302, heat radiation inner casing 303 forms the cup body structure that has cavity interlayer, now dispelling the heat, fixedly to be fitted in the metal substrate 401 of luminous component 402 periphery of LED light source 40 surperficial for the toy trumpet mouth of inner casing 303 and connecting portion 306.Transmissive mirror 50 is placed on heat radiation connector 302 and heat radiation inner casing 303, to be screwed on heat radiation connector 302 by screw thread 70 with retainer ring 60 and transmissive mirror 50 to be fixed, the light that the luminous component 402 of LED light source 40 sends outwards is penetrated through transmissive mirror 50 by the cavity of heat radiation inner casing 303.
In the present embodiment, the metal substrate 401 of LED light source 40 is set to circle, coordinates and can reach larger contact area with heat-dissipating casing 301.
In the present embodiment, be coated with reflecting layer at the inwall of heat radiation inner casing 303, improve light reflectance.
In the present embodiment, the toy trumpet mouth of heat radiation inner casing 303 is outward extended with connecting portion 306, and connecting portion 306 is connected with the metal substrate 401 of LED light source 40 makes contact area increase, and heat-transfer effect is good.
In the present embodiment, be provided with radiating fin 305 at heat-dissipating casing and the outer wall of heat radiation connector, improve radiating effect.
In the present embodiment, LED light source respectively with the junction coated with thermally conductive silica gel of heat-dissipating casing 301, the inner casing 303 that dispels the heat, make heat-conducting effect better.
In the present embodiment, the toy trumpet mouth of heat radiation inner casing 303 and connecting portion 306 are aimed at metal substrate 401 surface of luminous component 402 periphery of LED light source 40, again heat radiation connector 302 is spun on heat-dissipating casing 301 by screw thread 70, by the spin process of heat-dissipating casing 301 with heat radiation connector 302, there is pressing effect between the dividing plate 304 of heat radiation inner casing 303, LED light source 40, heat-dissipating casing 301, make it engage better.
Embodiment two:
With reference to shown in Fig. 4 to Fig. 6, for the comparatively preferred LED of another kind provided by the invention, structure in the present embodiment is similar to the LED lamp structure described in embodiment one, uniquely unlike, in the present embodiment, in order to simplify assembling flow path, heat radiation connector 302 and heat radiation inner casing 303 are set to integral connecting structure, in above-described embodiment one after the surperficial coated with thermally conductive silica gel of metal substrate 401 of luminous component 402 periphery of LED light source 40, metal substrate 401 surface of the heat radiation inner casing 303 toy trumpet mouth in this integral connecting structure and connecting portion 306 being conflicted in luminous component 402 periphery of LED light source 40, again the heat radiation connector 302 in this integral connecting structure is spun on heat-dissipating casing 301 by screw thread 70, follow-uply install transmissive mirror 50 and retainer ring 60 by the scheme in above-described embodiment one again, namely the LED shown in the present embodiment two is completed.
Embodiment three:
With reference to shown in Fig. 7 to Fig. 9, for the comparatively preferred LED of another kind provided by the invention, structure in the present embodiment is similar to the LED lamp structure described in embodiment one, unlike, in order to simplify assembling flow path, heat-dissipating casing 301 and heat radiation connector 302 are set to integral connecting structure, the metal substrate 401 of LED light source 40 fixes on the inwall of heat-dissipating casing 301, metal substrate 401 surface in luminous component 402 periphery of LED light source 40 is to coated with thermally conductive silica gel equal to the region of the fixing position of the inwall of heat-dissipating casing 301, metal substrate 401 surface of the toy trumpet mouth of heat radiation inner casing 303 and connecting portion 306 being conflicted in luminous component 402 periphery of LED light source 40, the heat radiation typhon mouth of inner casing 303 is connected with heat radiation connector 302 inwall in this integral connecting structure, now heat conductive silica gel fills out the region between the outward flange of the connecting portion 306 of the heat radiation inner casing 303 be punched on metal substrate 401 and the inwall of heat-dissipating casing 301, follow-uply install transmissive mirror 50 and retainer ring 60 by the scheme in above-described embodiment one again, namely the LED shown in the present embodiment three is completed.
In the present embodiment, the metal substrate 401 of LED light source 40 fixes on the inwall of heat-dissipating casing 301, heat conductive silica gel is coated in the region between the outward flange of the connecting portion 306 of the heat radiation inner casing 303 on metal substrate 401 and the inwall of heat-dissipating casing 301, makes LED light source 40 and heat-dissipating casing 301, the thermal conductivity of dispelling the heat between inner casing 303 good.
LED provided by the invention, LED light source 40 connects heat-dissipating casing 301 and heat radiation inner casing 303 respectively, and its heat dissipation path is: 1) LED light source table 40-heat radiation inner casing 303-heat radiation connector 302; 2) surface of the bottom-heat-dissipating casing 301 of LED light source 40 bottom surfaces-heat-dissipating casing 301; Multiple heat dissipation path is set, faster the heat of LED light source is distributed, improve radiating efficiency, good heat dissipation effect.
Although specifically show in conjunction with preferred embodiment and describe the present invention; but those skilled in the art should be understood that; not departing from the spirit and scope of the present invention that appended claims limits; can make a variety of changes the present invention in the form and details, be protection scope of the present invention.
Claims (10)
1. a LED, comprise: lamp holder, driving power, LED light source, radiation shell, described lamp holder is arranged on radiation shell, LED light source, driving power is arranged in radiation shell, described lamp holder, driving power, LED light source forms electrical connection successively, it is characterized in that, radiation shell comprises: heat-dissipating casing, heat radiation connector, heat radiation inner casing, described heat-dissipating casing, the upper end of heat radiation inner casing is connected on heat radiation connector, and form the cup body structure that has cavity interlayer, described LED light source be arranged on heat-dissipating casing enclose in the cavity of formation, the lower end of heat radiation inner casing contacts on LED light source, and the luminous component of LED light source be positioned at heat radiation inner casing enclose the cavity of formation, the light that described LED light source sends outwards is penetrated by the cavity of heat radiation inner casing.
2. LED according to claim 1, is characterized in that: the inwall of described heat radiation inner casing is provided with reflecting layer.
3. LED according to claim 1, is characterized in that: described heat-dissipating casing is integrated syndeton with heat radiation connector.
4. LED according to claim 1, is characterized in that: described heat radiation connector is integrated syndeton with heat radiation inner casing.
5. LED according to claim 1, it is characterized in that: described LED light source comprises: metal substrate, luminous component, described luminous component is located at the centre position of metallic substrate surfaces, heat radiation inner casing is attached to the metallic substrate surfaces outside luminous component, and described metal substrate bottom surface is connected with the inwall of heat-dissipating casing.
6. LED according to claim 5, it is characterized in that: described heat radiation inner casing is horn-like profile, the toy trumpet mouth of described heat radiation inner casing is outward extended with connecting portion, the toy trumpet mouth of described heat radiation inner casing and the metallic substrate surfaces of connecting portion conflict outside luminous component, the typhon mouth of described heat radiation inner casing is connected on heat radiation connector.
7. LED according to claim 5, is characterized in that: also comprise heat conductive silica gel, and described heat conductive silica gel is coated in the conflict region of heat radiation inner casing and metallic substrate surfaces.
8. LED according to claim 1 or 5, is characterized in that: the metal substrate of described LED light source fixes on the inwall of heat-dissipating casing.
9. LED according to claim 8, is characterized in that: described heat conductive silica gel is coated in the region between the outward flange of the connecting portion of the heat radiation inner casing on heat radiation inner casing and the conflict region of metallic substrate surfaces and metal substrate and the inwall of heat-dissipating casing respectively.
10. LED according to claim 1, is characterized in that: describedly also comprise: light transmission piece, retainer ring, and described light transmission piece is arranged on the light-emitting window of this LED, and retainer ring is connected with heat radiation connector to be fixed light transmission piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510675843.6A CN105179979A (en) | 2015-10-19 | 2015-10-19 | LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510675843.6A CN105179979A (en) | 2015-10-19 | 2015-10-19 | LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105179979A true CN105179979A (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510675843.6A Pending CN105179979A (en) | 2015-10-19 | 2015-10-19 | LED lamp |
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| Country | Link |
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| CN (1) | CN105179979A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382511A (en) * | 2016-09-30 | 2017-02-08 | 陕西国强光电科技股份有限公司 | Flying saucer type LED lamp |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2636073Y (en) * | 2003-08-11 | 2004-08-25 | 佛山市三水京安通讯交通设施有限公司 | LED traffic signal lamp |
| CN2711529Y (en) * | 2004-01-15 | 2005-07-20 | 黄德森 | Radiation structure for LED lamp |
| CN103322436A (en) * | 2012-03-22 | 2013-09-25 | 武汉南格尔科技有限公司 | Structure of LED lamp |
| CN204042502U (en) * | 2014-07-22 | 2014-12-24 | 珠海绿金能控科技有限公司 | A kind of LED of good heat dissipation effect |
| CN204042526U (en) * | 2014-08-15 | 2014-12-24 | 佛山市崇达照明电器有限公司 | A kind of Novel LED light |
| CN205137112U (en) * | 2015-10-19 | 2016-04-06 | 厦门多彩光电子科技有限公司 | LED lamp |
-
2015
- 2015-10-19 CN CN201510675843.6A patent/CN105179979A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2636073Y (en) * | 2003-08-11 | 2004-08-25 | 佛山市三水京安通讯交通设施有限公司 | LED traffic signal lamp |
| CN2711529Y (en) * | 2004-01-15 | 2005-07-20 | 黄德森 | Radiation structure for LED lamp |
| CN103322436A (en) * | 2012-03-22 | 2013-09-25 | 武汉南格尔科技有限公司 | Structure of LED lamp |
| CN204042502U (en) * | 2014-07-22 | 2014-12-24 | 珠海绿金能控科技有限公司 | A kind of LED of good heat dissipation effect |
| CN204042526U (en) * | 2014-08-15 | 2014-12-24 | 佛山市崇达照明电器有限公司 | A kind of Novel LED light |
| CN205137112U (en) * | 2015-10-19 | 2016-04-06 | 厦门多彩光电子科技有限公司 | LED lamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382511A (en) * | 2016-09-30 | 2017-02-08 | 陕西国强光电科技股份有限公司 | Flying saucer type LED lamp |
| CN106382511B (en) * | 2016-09-30 | 2023-05-23 | 陕西国强光电科技有限公司 | Flying saucer type LED lamp |
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Application publication date: 20151223 |