CN204922570U - Astigmatism, heat radiation structure of LED lamp pearl - Google Patents
Astigmatism, heat radiation structure of LED lamp pearl Download PDFInfo
- Publication number
- CN204922570U CN204922570U CN201520581178.XU CN201520581178U CN204922570U CN 204922570 U CN204922570 U CN 204922570U CN 201520581178 U CN201520581178 U CN 201520581178U CN 204922570 U CN204922570 U CN 204922570U
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- led lamp
- curved surface
- heat radiation
- heat conduction
- lamp bead
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- 230000005855 radiation Effects 0.000 title claims abstract description 41
- 201000009310 astigmatism Diseases 0.000 title claims abstract description 18
- 239000002985 plastic film Substances 0.000 claims abstract description 12
- 230000017525 heat dissipation Effects 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims description 40
- 239000011324 bead Substances 0.000 claims description 31
- 238000009434 installation Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005286 illumination Methods 0.000 description 4
- 238000007598 dipping method Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 208000003464 asthenopia Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to an astigmatism, heat radiation structure of LED lamp pearl, its characterized in that: it is equipped with radiator unit and convection current punch combination to include a high heat conduction radiation base plate, establish below high heat conduction radiation base plate, high heat conduction radiation base plate is equipped with LED lamp pearl circuit and power supply circuit, and high heat conduction radiation base plate is formed by connecting on curved surface and plane, and LED lamp pearl card covers in the curved surface top, and the power components and parts are installed to planar below, and is upwards protruding in the middle of the curved surface, radiator unit is formed by connecting base portion and a set of heat dissipation plastic sheet that links to each other with base portion, and a set of heat dissipation plastic sheet evenly sets up and form a cylindric heat dissipation channel around base portion. Make the astigmatic scope angle of LED lamp be greater than 180 degrees, and the light -emitting is even, can not cause and dazzle the eyes and dazzling situation, good, the high pressure resistant improvement of power supply circuit of radiating effect simultaneously, the insulating nature of power supply circuit are better, prevent the electric leakage accident, have promoted the life of LED lamp.
Description
Technical field
The utility model relates to the technical field of LED, specifically a kind of astigmatism for LED lamp bead, radiator structure.
Background technology
At present, the most structure of dispelling the heat of LED is on the market simple, contain content less, the light decay problem that in current industry, the LED light source of more than 50W integration packaging is applied to high-power illumination light fixture fails effectively to be solved always, first main cause is, adopt a kind of two-sided or one side exit plane sheet type LED encapsulation structure, comprise flat thin chip substrate, LED lamp bead and fluorescence membrane, owing to adopting plane formula board structure, thus the final LED bright dipping field angle formed is large not, often only have about 120 degree, so just cause bright dipping limitation little, again because the chip package of One's name is legion is on the chip set that area is less, the heat gathered instantaneously cannot be derived in time, work long hours and cause the fluorescent material of light source and elargol occur aging thus affect the extraction efficiency of light, can cause and dazzle the eyes and dazzling situation, be not suitable for writing in illumination or medical operating.
Secondly, in prior art, consider the stability of cost and radiating effect, in industry, high-power integrated optical source light fixture generally adopts the mode of passive heat radiation, use aluminium alloy as main heat sink material, volume is large, and quality is heavy and heat-conducting effect is general, effectively cannot solve the heat dissipation problem of high-power integrated optical source.Therefore, radiating efficiency problem has become the Main Bottleneck of the further application & development of restriction integrated optical source.
Summary of the invention
The purpose of this utility model is the astigmatism for LED lamp bead, the radiator structure that provide a kind of improvement, and it is little that it can overcome bright dipping field angle in prior art, can cause and dazzle the eyes and the some shortcomings of dazzling situation.
To achieve these goals, the technical solution of the utility model is: a kind of astigmatism for LED lamp bead, radiator structure, it mainly comprises LED lamp bead, it is characterized in that: a kind of astigmatism for LED lamp bead, radiator structure, it mainly comprises LED lamp bead, it is characterized in that: described astigmatism, radiator structure comprise a high heat conduction and heat radiation substrate, be located at below high heat conduction and heat radiation substrate and be provided with radiating subassembly and convection holes group;
Described high heat conduction and heat radiation substrate is circuit substrate, this circuit substrate is provided with LED lamp bead circuit and power circuit, this high heat conduction and heat radiation substrate is formed by connecting with the plane being located at curved surface surrounding by the curved surface being located at middle part, LED lamp bead is covered in above curved surface, the below of plane is provided with power supply components and parts, described high heat conduction and heat radiation substrate is installed in lampshade, raises up in the middle of described curved surface, and middle raised points and the surrounding of curved surface exist a difference in height;
Described radiating subassembly is formed by connecting by base portion and one group of plastic sheet that dispels the heat being connected with base portion, and the surrounding that one group of heat radiation plastic sheet is evenly arranged at base portion forms a columned heat dissipation channel.
During use, high heat conduction and heat radiation substrate is formed by connecting with the plane being located at curved surface surrounding by the curved surface being located at middle part, LED lamp bead is covered in above curved surface, and the astigmatism scope of LED is increased greatly, and angle is greater than 180 degree, and uniform in light emission, can not concentrate on to cause among a small circle and dazzle the eyes and dazzling situation, can not visual fatigue be caused for user, be applicable to read-write illumination and some places higher to light source requirements, such as operating rooms etc., have comparatively wide prospect of the application.
Further, LED lamp bead, power supply components and parts are directly welded on high heat conduction and heat radiation substrate, make the high pressure resistant raising of the good heat dissipation effect of light fixture, power circuit, power circuit insulating properties better, prevent electric leakage accident, improve the service life of LED.
Further, below high heat conduction and heat radiation substrate, install radiating subassembly, the heating being beneficial to substrate is derived, and effectively reduces the temperature of substrate.
Further, adopt convection holes group, by the funnel-shaped heat loss through convection design of air admission hole and steam vent, can by lamp body and the heat of radiating subassembly by the principle of thermal convection current, heat energy is effectively discharged.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model one embodiment.
Fig. 2 is the structural representation that the utility model height heat conduction and heat radiation substrate is provided with LED lamp bead.
Fig. 3 is the structural representation that the utility model height heat conduction and heat radiation substrate is provided with LED lamp bead and power supply components and parts.
Fig. 4 is the structural representation of the utility model radiating subassembly.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model will be further described.
Label in each accompanying drawing is expressed as follows:
1 lampshade, 2LED lamp pearl, 3 high heat conduction and heat radiation substrates, 31 curved surfaces, 32 planes, 4 air admission holes, 5 power supply components and parts, 6 radiating subassemblies, 61 base portion, 62 heat radiation plastic sheet, 7 steam vents.
A kind of astigmatism for LED lamp bead described in the utility model, radiator structure, it mainly comprises LED lamp bead, and its difference with the prior art is: described astigmatism, radiator structure comprise a high heat conduction and heat radiation substrate, be located at below high heat conduction and heat radiation substrate and be provided with radiating subassembly and convection holes group; Described high heat conduction and heat radiation substrate is circuit substrate, this circuit substrate is provided with LED lamp bead circuit and power circuit, this high heat conduction and heat radiation substrate is formed by connecting with the plane being located at curved surface surrounding by the curved surface being located at middle part, LED lamp bead is covered in above curved surface, the below of plane is provided with power supply components and parts, described high heat conduction and heat radiation substrate is installed in lampshade, raises up in the middle of described curved surface, and middle raised points and the surrounding of curved surface exist a difference in height; Described radiating subassembly is formed by connecting by base portion and one group of plastic sheet that dispels the heat being connected with base portion, and the surrounding that one group of heat radiation plastic sheet is evenly arranged at base portion forms a columned heat dissipation channel.
Described curved surface is hemispherical in what raise up, and LED lamp bead, is distributed on curved surface for circle symmetrically with the intermediate projections of curved surface point; Described plane is circular, seamless link between described curved surface and plane.
Described convection holes group is made up of air admission hole and the steam vent corresponding with air admission hole, lampshade is made up of upper and lower two parts, the first half is reflecting part, this reflecting part is arc-shaped lid, the latter half is installation portion, the top of installation portion is provided with one group of symmetrical air admission hole, and the bottom of installation portion is provided with one group of steam vent.Described air admission hole is arranged at the below of high heat conduction and heat radiation substrate, and the position that air admission hole is arranged is corresponding with the position of power supply components and parts.
Base portion is connected with high heat conduction and heat radiation substrate by the link being located at its top, base portion is hemispherical, every sheet heat radiation plastic sheet is connected with base portion by the fin-shaped projection being located at its top, by scattering and the transmission effect of the plastic sheet that dispels the heat, can fast, in time heat energy be transmitted out, play the effect of efficient heat extraction.
During use, high heat conduction and heat radiation substrate is formed by connecting with the plane being located at curved surface surrounding by the curved surface being located at middle part, LED lamp bead is covered in above curved surface, and the astigmatism scope of LED is increased greatly, and angle is greater than 180 degree, and uniform in light emission, can not concentrate on to cause among a small circle and dazzle the eyes and dazzling situation, can not visual fatigue be caused for user, be applicable to read-write illumination and some places higher to light source requirements, such as operating rooms etc., have comparatively wide prospect of the application.
Meanwhile, LED lamp bead, power supply components and parts are directly welded on high heat conduction and heat radiation substrate, make the high pressure resistant raising of the good heat dissipation effect of light fixture, power circuit, power circuit insulating properties better, prevent electric leakage accident, improve the service life of LED.LED lamp bead circuit and power circuit design, on same curved surface heat radiating circuit substrate, can well improve radiating effect, and cost-saving, enhance productivity, environmental.And install radiating subassembly below high heat conduction and heat radiation substrate, by laminated structure and the cylindric heat transfer space of radiating subassembly, effectively reduce the temperature of substrate, the heating being beneficial to substrate is derived.
Adopt convection holes group, by the funnel-shaped heat loss through convection design of air admission hole and steam vent, can by lamp body and the heat of radiating subassembly by the principle of thermal convection current, heat energy is effectively discharged.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model, can not assert that the utility model is specifically implemented to be confined to these explanations above-mentioned.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection domain of the present utility model.
Claims (5)
1. for astigmatism, the radiator structure of LED lamp bead, it mainly comprises LED lamp bead, it is characterized in that: described astigmatism, radiator structure comprise a high heat conduction and heat radiation substrate, be located at below high heat conduction and heat radiation substrate and be provided with radiating subassembly and convection holes group;
Described high heat conduction and heat radiation substrate is circuit substrate, this circuit substrate is provided with LED lamp bead circuit and power circuit, this high heat conduction and heat radiation substrate is formed by connecting with the plane being located at curved surface surrounding by the curved surface being located at middle part, LED lamp bead is covered in above curved surface, the below of plane is provided with power supply components and parts, described high heat conduction and heat radiation substrate is installed in lampshade, raises up in the middle of described curved surface, and middle raised points and the surrounding of curved surface exist a difference in height;
Described radiating subassembly is formed by connecting by base portion and one group of plastic sheet that dispels the heat being connected with base portion, and the surrounding that one group of heat radiation plastic sheet is evenly arranged at base portion forms a columned heat dissipation channel.
2. a kind of astigmatism for LED lamp bead according to claim 1, radiator structure, it is characterized in that: described curved surface is hemispherical in what raise up, LED lamp bead, is distributed on curved surface for circle symmetrically with the intermediate projections of curved surface point;
Described plane is circular, seamless link between described curved surface and plane.
3. a kind of astigmatism for LED lamp bead according to claim 1, radiator structure, it is characterized in that: described convection holes group is made up of air admission hole and the steam vent corresponding with air admission hole, lampshade is made up of upper and lower two parts, the first half is reflecting part, this reflecting part is arc-shaped lid, the latter half is installation portion, and the top of installation portion is provided with one group of symmetrical air admission hole, and the bottom of installation portion is provided with one group of steam vent.
4. a kind of astigmatism for LED lamp bead according to claim 3, radiator structure, is characterized in that: described air admission hole is arranged at the below of high heat conduction and heat radiation substrate, and the position that air admission hole is arranged is corresponding with the position of power supply components and parts.
5. a kind of astigmatism for LED lamp bead according to claim 1, radiator structure, it is characterized in that: base portion is connected with high heat conduction and heat radiation substrate by the link being located at its top, base portion is hemispherical, and every sheet heat radiation plastic sheet is connected with base portion by the fin-shaped projection being located at its top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520581178.XU CN204922570U (en) | 2015-08-05 | 2015-08-05 | Astigmatism, heat radiation structure of LED lamp pearl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520581178.XU CN204922570U (en) | 2015-08-05 | 2015-08-05 | Astigmatism, heat radiation structure of LED lamp pearl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204922570U true CN204922570U (en) | 2015-12-30 |
Family
ID=54971695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520581178.XU Expired - Fee Related CN204922570U (en) | 2015-08-05 | 2015-08-05 | Astigmatism, heat radiation structure of LED lamp pearl |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204922570U (en) |
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2015
- 2015-08-05 CN CN201520581178.XU patent/CN204922570U/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 | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160629 Address after: 201615 Minhang District Hongmei Road, Shanghai, building CP-2, No. 3333 Patentee after: Fu Huagui Patentee after: EZ Robot Corp. Address before: 201615 Minhang District Hongmei Road, Shanghai, building CP-2, No. 3333 Patentee before: Fu Huagui |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20170727 Address after: Songjiang District Wen Xiang Road 201600 Shanghai City No. 218 B area 1 floor room 119 Patentee after: Shanghai EZ Robot Automation Co., Ltd. Address before: 201615 Minhang District Hongmei Road, Shanghai, building CP-2, No. 3333 Co-patentee before: Shanghai EZ Robot Automation Co., Ltd. Patentee before: Fu Huagui |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20190805 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |