WO2016041299A1 - 一种具有标准灯头的led灯网 - Google Patents
一种具有标准灯头的led灯网 Download PDFInfo
- Publication number
- WO2016041299A1 WO2016041299A1 PCT/CN2015/000603 CN2015000603W WO2016041299A1 WO 2016041299 A1 WO2016041299 A1 WO 2016041299A1 CN 2015000603 W CN2015000603 W CN 2015000603W WO 2016041299 A1 WO2016041299 A1 WO 2016041299A1
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- WO
- WIPO (PCT)
- Prior art keywords
- net
- led lamp
- lamp
- led
- standard
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
Definitions
- the invention relates to a Led luminaire and a Led luminaire heat dissipation technology, in particular to a Led flexible surface light source luminaire with a standard lamp cap.
- Led lamps will replace incandescent lamps and fluorescent lamps because of their high photoelectric conversion efficiency, no heavy metal, small size, and material saving.
- Led lamps need to solve three obvious problems when they are made into Led lamps. The first is the heat dissipation problem. Led wick operating temperature is below 65 degrees to ensure its life is 100,000 hours (light decay less than 30%); the second is dazzling, because Led is a point source, the center brightness is very large, people will look very glaring; The third is the Led lamp installation, because the high-power Led package is mostly patch (SMT) or die-on-board (COB). It can't be used directly like incandescent bulbs or fluorescent tubes. It requires standard lamp heads and existing ones. kind of lamp holder connection.
- SMT patch
- COB die-on-board
- Led bulbs and Led tubes which have lamp holders conforming to current national standards, such as screw openings (E14, E27, E40), plug-in arc lamps (GU10), multi-faceted reflector cups (MR16).
- Parabolic reflective lampshades PAR30, PAR36, PAR46, PAR56), lamp caps (T8, T5), etc.
- the radiator is welded with Led beads on the aluminum substrate, and the aluminum substrate is fixed on the aluminum radiator by screws.
- Thermal conductive silicone or thermal grease is applied between the aluminum substrate and the aluminum heat sink. This solution costs about 1/3 of the total lamp.
- ZL201320072001.8 has proposed a flexible Led lamp net, which directly solders the heat conducting seat of the Led lamp bead of the SMT package directly to the heat dissipating net, and the heat dissipating effect is superior to the aluminum substrate plus aluminum heat sink solution.
- the cost is greatly reduced, but the technology cannot be scaled up because it does not have a lamp head that meets the existing standards.
- the main object of the present invention is to overcome the defects of the existing Led bulb lamp, the aluminum heat sink + aluminum substrate of the Led lamp tube and the poor heat dissipation effect, and overcome the defect that the ZL201320072001.8 does not have the standard lamp head, and provide a defect.
- the technical problem to be solved is to solve the heat dissipation problem of the Led lamp by directly soldering the heat conducting seat of the Led lamp bead of the SMT package to the high-density braided heat-dissipating net.
- the standard lamp head is used to solve the problem of large-scale promotion.
- the upper end of the insulated lamp connector is fixed to the standard lamp head, the lower end of the insulated lamp connector is fixed to the heat dissipation net, and the lamp connector is used to isolate the 220V mains.
- the Led drive power is placed in the standard lamp head.
- the input end of the Led power supply is connected to the L and N poles of the standard lamp head, and the output end of the Led power supply is connected to the Led lamp bead connected in series.
- the heat dissipating net is clamped between the fastening ring and the lamp connector and fastened with a lamp locker.
- An LED lamp net with a standard lamp head includes: a plurality of high-power LED lamp beads, which are SMT packages; a heat dissipation net for fixing the Led lamp beads and serving as a heat sink of the Led lamp bead
- the heat-dissipating filament is woven by a high-density filament, and the heat-dissipating seat of the Led lamp bead is soldered on the heat-dissipating net
- the standard lamp head conforms to the current general standard, and is installed to the standard lamp holder for obtaining the commercial power
- the lamp connector is composed of An insulating material is formed for connecting the standard lamp cap and the heat dissipating net
- a Led driving power source is disposed in the standard lamp cap, the input end is connected to the L and N electrodes of the standard lamp cap, and the output end and the Led lamp are connected Beads are connected; a fast
- a conductive sheet is placed in the slot of the upper pressing plate, and the conductive sheet is made of a flexible circuit film, and the length and width are the same as the length and width of the slot of the upper pressing plate;
- the heat dissipating net on which the conductive sheet and the Led lamp bead are placed is placed in a reflow furnace.
- the heat-dissipating mesh is made of metal, the mesh is square or rhombic or hexagonal, and the weaving method is plain weave or twill weave or satin weave, and the mesh type is a plain mesh or a mat mesh,
- the network layer mode is a single layer network or a multi-layer stack network.
- Led lamp bead may be mounted on the front side of the heat dissipation net or on the reverse side.
- the heat dissipating net can be cut into any planar geometry, and can also be bent, folded, and rolled into various solid geometric shapes.
- the fastening ring is made of metal and can be fastened with a lamp locker.
- the LED lamp net with the standard lamp cap of the present invention has at least the following advantages: the flexible Led lamp net of the present invention is woven with a metal filament, and has a heat transfer coefficient (such as a copper mesh of 386.4 W/m). *K, brass mesh 108.9W/m*K, bismuth copper mesh 195W/m*K).
- the heat dissipation mesh has a small mesh opening and a large contact area with air (for example, a surface area of a 100-mesh mesh of 1 cm 2 is 2.3 cm 2 , and a surface area of a 250-mesh mesh of 1 cm 2 is 3.1 cm 2 ).
- the natural convective heat transfer coefficient is several times larger than the natural convective heat transfer coefficient of the current material of the flat plate due to its small diameter (0.2--0.03mm).
- Thermal conduction and the dual function of air and air convection If you do not use the commercially available standard copper mesh, you should choose the wire diameter, mesh size, mesh shape, and mesh layer to improve its heat dissipation performance.
- the Led lamp bead is used as the light source in the SMT package.
- the heat sink base of the Led lamp bead is directly soldered to the metal heat sink.
- the thermal resistance of this interface approaches 0, which is less than that of the conventional aluminum substrate + aluminum heat sink.
- the thermal resistance of the adhesive film inside the aluminum substrate reduces the thermal resistance of the thermal conductive adhesive between the aluminum substrate and the aluminum heat sink, and the heat dissipation effect is obviously improved, and the cost is greatly reduced.
- the products disclosed in the present invention can be plugged and used like ordinary light bulbs and lamps.
- the use of a heat-dissipating net to carry Led lamp beads makes it easy to achieve reflective illumination, avoiding the glare of Led, and the heat-dissipating net itself can also cause a large amount of light scattering, achieving a uniform and soft light effect. If large-scale high-density lighting is required, the heat generation is too large, and forced air cooling can also be adopted. Due to the porosity of the heat-dissipating mesh, the air-cooling effect is better than that of the conventional finned aluminum heat sink.
- the reflow soldering process for soldering Led lamp bead to the heat dissipating net disclosed by the invention can be produced in large quantities and high efficiency through the process, and solves the problem of product consistency and reduces the unit price of the product.
- Fig. 1 is a schematic vertical sectional view of a Led lamp net having a standard lamp opening according to an embodiment of the present invention.
- FIG. 2 is a top plan view showing the deployment of a Led light net heat dissipation net having a standard light opening according to an embodiment of the present invention.
- FIG. 3 is a cross-sectional view showing a flattening method of a heat-dissipating net of a Led lamp net having a standard lamp port according to an embodiment of the present invention.
- FIG. 4 is a top plan view showing a slotted opening of a Led lamp on a Led lamp on a Led lamp with a standard light port according to an embodiment of the present invention.
- FIG. 5 is a top plan view of a Led circuit steel mesh of a Led lamp on-line pressure plate with a standard lamp opening according to an embodiment of the invention.
- the heat dissipating net 2 is a 150 mesh copper mesh (wire diameter 66 microns, aperture 106 microns), length 8.8 cm. . 6 cm high, welding 1 SLED Led lamp bead 1 in 4 SMT packages, Led lamp bead 1 with a longitudinal spacing of 2 cm and a lateral spacing of 4.4 cm.
- the Led lamp bead 1 is connected in series by a conductive sheet 7.
- the heat sink was rolled into a cylinder which was directly 2.8 cm.
- FIG. 1 is a schematic vertical cross-sectional view of a Led lamp net with a standard lamp socket according to a preferred embodiment of the present invention.
- the standard lamp head 3 (E27) is connected to the upper end of the lamp connector 4, and the Led driving power source 5 is placed on the standard lamp head 3.
- the input end of the Led driving power source 5 is connected to the L and N electrodes of the standard lamp head 3, and the output end is connected to the Led lamp bead series circuit conductive sheet 7, and the current is a 350 mA constant current source.
- the heat-dissipating net 2 is wound into a cylinder of direct 2.8 cm, which is placed at the lower end of the lamp connector 4, and the fastening ring 6 is placed on the outer layer of the heat-dissipating net 2, and the fastening ring 6 is locked by the lamp locker.
- the process of soldering the Led lamp bead 1 to the heat dissipation net 2 is as follows:
- the conductive sheet 7 is placed in the slot of the upper pressing plate 9, and the conductive sheet is soft.
- the film of the circuit is made to have the same length as the slot of the upper platen 9;
- the heat dissipating net 2 on which the conductive sheet 7 and the Led lamp bead 1 are placed is placed in a reflow furnace.
- the bonding pad of the Led lamp bead 1 and the heat dissipating net 2 is the soldering layer 8 between the Led lamp bead heat sink and the heat dissipating net in FIG.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
Description
Claims (6)
- 一种具有标准灯头的LED灯网,其特征在于其包括:多颗大功率Led灯珠,为SMT封装;散热网,用以固定所述Led灯珠,并作为Led灯珠的散热体,由导热细丝高密度编织成,所述Led灯珠的散热座焊接在所述散热网上;标准灯头,符合现行通用标准,用以安装到标准灯座中获取市电;灯头连接器,由绝缘材料制作,用以连接所述标准灯头和所述散热网;Led驱动电源,置于所述标准灯头内,输入端与标准灯头的L、N电极相连,输出端与所述Led灯珠相连;紧固环,与所述灯头连接器一起紧固所述散热网;以及其焊接工艺的步骤:a.用上压板和下压板将所述散热网压在中间,使散热网平整,在所述上压板上开孔、开槽,做出Led电路的形状;b.经过以上步骤后,在所述上压板的开槽中放入导电片,导电片是用柔性电路薄膜(FPC)制成,长宽与所述上压板的开槽的长宽相同;c.经过以上步骤后,蒙上与所述Led电路匹配的钢网,刷锡膏;d.经过以上步骤后,移开钢网,在所述上压板的开孔处放入所述Led灯珠;e.经过以上步骤后,将放置了所述导电片和Led灯珠的散热网放入回流炉。
- 根据权利要求1所述的具有标准灯头的LED灯网,其特征在于所述散热网的材质是金属的、其网孔是方形或菱形或六边形、其编织方式是平织或斜织或缎纹编织、其网型是平纹网或席型网、其网层方式是单层网或多层堆叠网。
- 根据权利要求1所述的具有标准灯头的LED灯网,其特征在于所述 Led灯珠可以安装在所述散热网的正面也可以安装在反面。
- 根据权利要求1所述的具有标准灯头的LED灯网,其特征在于所述散热网可以裁剪成任何平面几何形状,也可以弯、折、卷成任何立体几何形状。
- 根据权利要求1所述的具有标准灯头的LED灯网,其特征在于所述紧固环是金属材质,可以用灯头锁紧器紧固。
- 根据权利要求1所述的具有标准灯头的LED灯网,其特征在于所述灯网的内部或外部安装防炫目灯罩。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410480154.5A CN104197225B (zh) | 2014-09-19 | 2014-09-19 | 一种具有标准灯头的led灯网 |
CN201410480154.5 | 2014-09-19 |
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Publication Number | Publication Date |
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WO2016041299A1 true WO2016041299A1 (zh) | 2016-03-24 |
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PCT/CN2015/000603 WO2016041299A1 (zh) | 2014-09-19 | 2015-08-24 | 一种具有标准灯头的led灯网 |
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CN (1) | CN104197225B (zh) |
WO (1) | WO2016041299A1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104197225B (zh) * | 2014-09-19 | 2018-01-16 | 西华大学 | 一种具有标准灯头的led灯网 |
CN106704885B (zh) * | 2015-07-13 | 2019-04-16 | 西华大学 | 一种改进的柔性Led灯网 |
CN105263259B (zh) * | 2015-11-30 | 2019-03-01 | 靳丰泽 | 一种以网为基底的印刷电路板 |
CN106122824A (zh) * | 2016-07-15 | 2016-11-16 | 天禧光电科技有限公司 | Led灯条smt低温制程 |
Citations (7)
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CN101827501A (zh) * | 2010-03-31 | 2010-09-08 | 伟创力电子科技(上海)有限公司 | 通孔回流焊接工艺,以及对应的模板和制具 |
CN102480839A (zh) * | 2010-11-24 | 2012-05-30 | 富葵精密组件(深圳)有限公司 | 固持装置 |
CN202812988U (zh) * | 2012-10-18 | 2013-03-20 | 宁波龙宇光电科技有限公司 | 一种led照明灯 |
CN103148383A (zh) * | 2013-02-08 | 2013-06-12 | 靳丰泽 | 一种柔性Led灯网以及Led灯卷 |
CN203500866U (zh) * | 2013-02-08 | 2014-03-26 | 靳丰泽 | 一种柔性Led灯网以及Led灯卷 |
CN103917056A (zh) * | 2012-12-31 | 2014-07-09 | 联想(北京)有限公司 | 一种焊接工艺和电路板 |
CN104197225A (zh) * | 2014-09-19 | 2014-12-10 | 靳丰泽 | 一种具有标准灯头的led灯网 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2010060033A1 (en) * | 2008-11-24 | 2010-05-27 | 3M Innovative Properties Company | Web converting methods for forming light guides and the light guides formed therefrom |
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2014
- 2014-09-19 CN CN201410480154.5A patent/CN104197225B/zh not_active Expired - Fee Related
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2015
- 2015-08-24 WO PCT/CN2015/000603 patent/WO2016041299A1/zh active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101827501A (zh) * | 2010-03-31 | 2010-09-08 | 伟创力电子科技(上海)有限公司 | 通孔回流焊接工艺,以及对应的模板和制具 |
CN102480839A (zh) * | 2010-11-24 | 2012-05-30 | 富葵精密组件(深圳)有限公司 | 固持装置 |
CN202812988U (zh) * | 2012-10-18 | 2013-03-20 | 宁波龙宇光电科技有限公司 | 一种led照明灯 |
CN103917056A (zh) * | 2012-12-31 | 2014-07-09 | 联想(北京)有限公司 | 一种焊接工艺和电路板 |
CN103148383A (zh) * | 2013-02-08 | 2013-06-12 | 靳丰泽 | 一种柔性Led灯网以及Led灯卷 |
CN203500866U (zh) * | 2013-02-08 | 2014-03-26 | 靳丰泽 | 一种柔性Led灯网以及Led灯卷 |
CN104197225A (zh) * | 2014-09-19 | 2014-12-10 | 靳丰泽 | 一种具有标准灯头的led灯网 |
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Publication number | Publication date |
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CN104197225A (zh) | 2014-12-10 |
CN104197225B (zh) | 2018-01-16 |
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