CN204187337U - A kind of LED silk lamp with screw type LED silk - Google Patents
A kind of LED silk lamp with screw type LED silk Download PDFInfo
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- CN204187337U CN204187337U CN201420653732.6U CN201420653732U CN204187337U CN 204187337 U CN204187337 U CN 204187337U CN 201420653732 U CN201420653732 U CN 201420653732U CN 204187337 U CN204187337 U CN 204187337U
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- led silk
- screw type
- type led
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Have a LED silk lamp for screw type LED silk, it is by a vacuum seal printing opacity cell-shell be melt into by printing opacity bulb shell and stem stem high temperature, at least one screw type LED silk, a LED driver and an electric connector composition; Screw type LED silk by the support installing that is connected with stem stem in the vacuum seal printing opacity cell-shell being filled with heat radiation protection gas; Cell-shell is direct or be connected to form a LED silk lamp with electric connector through a connection piece; Screw type LED silk electrode to export with driver through electric connection line and is connected, and driver input is connected with electric connector through connecting line; Electric connector is for connecting external power; Be characterised in that: at least one screw type LED silk 4 π bright dipping is series, parallel or connection in series-parallel mutually also; This LED silk lamp 4 π bright dipping, bright dipping is evenly distributed, good heat dissipation, easily makes high-power high-efficiency LED silk lamp, and structure is simple simultaneously, and easily manufacture, cost is low, can be used for illumination.
Description
Technical field
The utility model relates to a kind of LED silk lamp, particularly a kind of LED silk lamp with screw type LED silk of efficient high power.
Background technology
The filament lamp of the screw type LED silk of prior art is the low light efficiency filament of 2 π bright dippings, and whole light effect is less than 50lm/W.Fig. 1 is the schematic cross-section of existing spirality LED silk, and in Fig. 1,1 is spirality substrate, and chip 2 is fixed on substrate 1, and 3 is luminous bisque.The luminescence of LED is hemisphere face 2 π bright dipping, and light efficiency is low.
Simultaneously, when the filament of the screw type LED silk lamp of prior art is multiple, multiple screw type filament is installed on same cylinder or the conical surface, manufacture craft is cumbersome, emergent light between each filament stops comparatively large mutually, reduces the effective luminous efficacy of lamp, simultaneously the installation close to each other of each filament, heat radiation is difficult, is thus difficult to make the larger lamp of power.
Such as Chinese patent 201120217697.X and 201320777826.X.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, proposes the LED silk lamp with screw type LED silk that a kind of luminous efficiency is high, can be made into high-power filament lamp.
The technical solution of the utility model is as follows:
The LED silk lamp of what the utility model provided have screw type LED silk, it is made up of vacuum seal printing opacity cell-shell 19, at least one screw type LED silk 15, the LED driver 23 be melt into by printing opacity bulb shell 17 and stem stem 18 high temperature and an electric connector 25;
Described at least one screw type LED silk 15 is installed within described vacuum seal printing opacity cell-shell 19 by the support be connected with stem stem 18;
Heat radiation protection gas 20 is filled with in described vacuum seal printing opacity cell-shell 19;
Described vacuum seal printing opacity cell-shell 19 is direct or be connected to form the LED silk lamp that has LED screw type filament with electric connector 25 through a connection piece 26;
The electrode of described at least one screw type LED silk 15 to export with driver 23 through electric connection line 22 and is connected, and driver input is connected with electric connector 25 through connecting line 24; Described electric connector 25, for connecting external power, is connected external power and is got final product lightening LED lamp; It is characterized in that, described at least one screw type LED silk 15 is the specular removal screw type LED silk of 4 π bright dippings, the described at least one mutual series, parallel of screw type LED silk or connection in series-parallel.
Described at least one screw type LED silk 15 is two or many, and these two or many screw type LED silks are installed up and down successively along the support of stem stem 18.
The support of described stem stem 18 be stem stem electric lead-out wire 21 or for being connected successively pillar 27 and wire 28 or be the two combination with stem stem 18 top.
Each screw type LED silk of described at least one screw type LED silk 15 forms by a metal substrate 5 with high light reflectivity rate face 4, the LED chip 2 being installed at least a string identical illuminant colour on the high reflectance face 4 of described metal substrate 5 or not identical illuminant colour with transparent adhesive tape and the luminous bisque 3 be coated on the upper surface of described metal substrate 5 and LED chip 2 and two side faces, and described metal substrate 5 is spirality metal substrate; Two termination electrodes of these two or many LED chip 2 are drawn by the electric lead-out wire 22 with metal substrate 5 electrically insulated from one another, are interconnected between each LED chip 2 and between LED chip 2 and electric lead-out wire 22 with electric connection line 7.
The metal substrate 5 width 0.1-5mm larger than LED chip 2 width at LED chip 2 place is installed.
Metal substrate 5 width between adjacent LED chip 2 is less than or equal to metal substrate 5 width installing LED chip 2 place.
The width 0.1-5mm wider than metal substrate 5 width of described luminous bisque 3.
Distance D between adjacent LED chip 2 is 0.5-10mm.
The shape of described vacuum seal printing opacity cell-shell 19 is the one in incandescent lamp and fluorescent energy-saving bulb housing.
The chipless one side of metal substrate 5 of the present utility model is exposed to ambient gas in order to heat radiation; The a part 8 directly outgoing that LED chip 2 of the present utility model is luminous, the longwave optical 10 of launching to surrounding 4 π solid angle that another part 9 sends after the reflection or absorption of the luminescent powder of luminous bisque 3, wherein part light (substrate chipless one side) outgoing backward, thus make LED silk 4 π bright dipping, decrease the loss that light is absorbed by metal substrate simultaneously, improve the luminous efficiency of filament; For this reason, the width of substrate 5 should close to the width of chip 2, such as, and the width 0.1-5mm larger than the width of LED chip 2 of metal substrate 5.
Such as, and in order to obtain more light to the outgoing of substrate chipless one side, the width 11 of luminous bisque 3 should be greater than substrate 5, width 11 0.1-5mm wider than substrate 5 width of luminous bisque 3.
Due to 3.14 times that circumferential length is circular diameter, the length of coiled filament easily does to obtain long enough under the condition of limited helical length, therefore the distance D between each chip 2 on large substrates 5 can be added, chip is installed more disperse, better heat radiation, such as inter-chip pitch D is 0.5-10mm, thus chip can with larger operating current, also by the chip of relatively high power, minimizing number of chips, filament wattage and output light flux can be improved.
The manufacture method of described screw type LED silk can have multiple, such as, be coated with luminous arogel or with the luminous arogel of die casting etc., high reflectance face metal 5 can be and is magnetic or nonmagnetic metal.Figure 4 shows that the schematic diagram of an embodiment in its manufacture method, described metal substrate 5 is magnetic metal thin slice, and its thickness is 0.1-4mm, first described metal substrate machinery or engraving method are made the incense coil shape substrate by screw type filament design, the electric lead-out wire of two ends is made after cleaning-drying, LED chip 2 is installed, make the electrical connection 7 between chip and between chip and lead-out wire, then put into one to make with the material that do not glue with luminous arogel, there is the bottom of the groove 12 of the lamina membranacea 13 of the luminous arogel of the cast of incense coil connected in star 12, again template 13 is put on an electromagnetism iron plate 14, electromagnetism iron plate is adsorbed on the chipless of metal substrate one side on the bottom of groove 12, then luminous arogel 3 is poured into a mould, solidify arogel again, the incense coil shape LED silk that can take out a plane after solidification is stand-by.For the ease of taking out LED silk 15, groove two wall is groove wide at the top and narrow at the bottom.
The plane incense coil shape LED silk taken out is drawn into the coiled-coil filament of certain altitude and tapering by designing requirement, be then installed on core column support.
The LED silk lamp with screw type LED silk of the present utility model, can 4 π bright dippings, have luminous efficiency high, can be installed separately by many filaments, each LED chip is distributed in bulb space, and good heat dissipation, can be made into high-power lamp; There is structure and manufacturing process is simple, cost is low, can be made into the advantages such as the general LED lighting lamp of different capacity; For the manufacture of LED illumination lamp.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of the screw type LED silk of prior art;
Fig. 2 is the cross section structure schematic diagram of an embodiment of the screw type LED silk of a kind of high efficiency 4 π of the present utility model bright dipping;
Fig. 3 is longitudinal partial structurtes schematic diagram of screw type LED silk of the present utility model;
Fig. 4 is the schematic diagram of a kind of manufacture method of screw type LED silk of the present utility model;
Fig. 5 is the structural representation that the utility model has an embodiment of the LED of screw type LED silk;
Fig. 6 is the structural representation that the utility model has another embodiment of the LED of screw type LED silk;
Fig. 7 is the structural representation that the utility model has another embodiment of the LED of screw type LED silk.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
Fig. 2 is the structural section schematic diagram of an embodiment of the screw type LED silk of high efficiency 4 π of the present utility model bright dipping; 4 π bright dipping screw type filaments comprise: the metal substrate 5 with high light reflectivity rate face 4, the LED chip 2 of at least a string identical illuminant colour or not identical illuminant colour is fixed on the high light reflectivity rate face 4 of metal substrate 5 with transparent adhesive tape 6, electric connection line 7 is had to be interconnected between each LED chip 2, the upper surface of metal substrate 5 and LED chip 2 and two side faces are coated with luminous bisque 3 (it is wide by 11 expressions in Fig. 2), and the chipless one side of metal substrate 5 is exposed to ambient gas in order to heat radiation; Screw type LED silk two end of the present embodiment also has the electric lead-out wire 22 (see Fig. 5) with LED silk two end of metal substrate 5 electric insulation.
The a part 8 directly outgoing that LED chip 2 is luminous, another part 9 is send the longwave optical 10 of launching to surrounding 4 π solid angle after the reflection or absorption of the luminescent powder of luminous bisque 3, wherein part light (metal substrate 5 is without the one side of LED chip) outgoing backward, thus make LED silk 4 π bright dipping, decrease the loss that light is absorbed by metal substrate 5 simultaneously, improve the luminous efficiency of filament; For this reason, the width of metal substrate 5 should close to the width of LED chip 2, such as, and metal substrate 5 width 0.1-5mm larger than the width of LED chip 2.
In order to obtain the one side outgoing of more light to metal substrate 5 chipless, the width 11 of luminous bisque 3 should be greater than the width of metal substrate 5, such as luminous bisque 3 width 11 0.1-5mm wider than metal substrate 5 width.
Figure 3 shows that the longitudinal partial structurtes top view of screw type LED silk, in order to reduce the absorption of metal substrate 5 to luminescence further, the metal substrate width that the metal substrate width comparable between adjacent LED chip 2 installs LED chip place is little.
Simultaneously, due to 3.14 times that circumferential length is circular diameter, the length of coiled filament easily does to obtain long enough under the condition of limited helical length, therefore allow to strengthen the distance D on metal substrate 5 between each LED chip 2, LED chip is installed and more disperses, be conducive to heat radiation, such as LED chip space D is 0.5-10mm, thus LED chip with larger operating current, also can use the LED chip of relatively high power, to improve filament wattage and output light flux.
The manufacture method of described screw type LED silk 15 can have multiple, and be such as coated with luminous arogel and the luminous arogel of die casting etc., described metal substrate 5 can be magnetic or nonmagnetic metal; Figure 4 shows that its a kind of schematic diagram; The magnetic metal thin slice of the metal substrate 5 of the present embodiment to be thickness be 0.1-4mm; First magnetic metal thin slice machinery or engraving method are made the incense coil shape metal substrate by the requirement of screw type filament design, the electric lead-out wire of metal substrate two end is made after cleaning-drying, LED chip 2 is installed, make the electric connection line 7 between LED chip and between LED chip and lead-out wire, then incense coil shape metal substrate is put into bottom an incense coil connected in star 12 with the lamina membranacea 13 of incense coil connected in star 12; Described lamina membranacea 13 material not bonding with luminous arogel is made, and described incense coil connected in star 12 is in order to pour into a mould luminous arogel; Again template 13 is put on an electromagnetism iron plate 14, electromagnetism iron plate 14 is adsorbed the one side of metal substrate chipless and is close on bottom incense coil connected in star 12, then luminous arogel 3 is poured into a mould to incense coil connected in star 12, solid luminous arogel again, can take out a plane incense coil shape LED silk stand-by after luminescent powder adhesive curing; Take out from template 13 for the ease of incense coil shape LED silk, groove 12 2 sidewall is groove wide at the top and narrow at the bottom.
The plane incense coil shape LED silk taken out is drawn into the coiled-coil filament 15 of certain altitude and tapering by designing requirement, be then installed on the pillar of stem stem 18, as shown in Fig. 5,6 and 7.
Fig. 5 is the structural representation with an embodiment of the LED of a screw type LED silk of the present utility model.This LED silk lamp is the vacuum seal cell-shell 19 of 16: one, candle LED silk lamp by printing opacity bulb shell 17 and stem stem 18 high temperature sealing by fusing of an installation screw type LED silk 15, heat radiation protection gas 20 is filled with in vacuum seal cell-shell 19, this screw type LED silk 15 is installed in core column support (core column support of Fig. 5 is the electric lead-out wire 21 of stem stem), the electrode of screw type LED silk 15 is connected with the output of the electric lead-out wire 21 of stem stem with the driver 23 of a LED through electrode outlet line 22, and the input of driver 23 is connected with an electric connector 25 through electric connection line 24; 26 are used for being interconnected to a candle LED silk lamp 16 being provided with the vacuum seal cell-shell 19 of screw type filament 15, driver and electric connector for a connection piece; Electric connector 25, for connecting external power, is connected external power and can be lighted this candle LED silk lamp 16.
Fig. 6 is the structural representation that the utility model has another embodiment of the LED silk lamp of screw type LED silk; Figure 6 shows that the A type LED silk lamp being provided with two screw type LED silks; Described two screw type LED silk 15a and 15b are arranged on core column support one on the other, and described support comprises the pillar 27 on the electric lead-out wire 21 of stem stem and stem stem and the wire 28 on pillar; Thus make the LED silk lamp with screw type LED silk that has relatively high power; The vacuum seal cell-shell 19 of the present embodiment directly and electric connector 25 be interconnected; Meaning in Fig. 6 representated by other numeral is identical with Fig. 5.
Fig. 7 is the structural representation that the utility model has another embodiment of the LED silk lamp of screw type LED silk; Figure 7 shows that the BR type LED silk lamp being provided with three screw type LED silks; These three screw type LED silks 15a, 15b and 15c are arranged on the electric lead-out wire 21 of stem stem 18 successively up and down, select the pitch of suitable screw type filament and the spacing of three filaments can change distribution and the uniformity of output light, and can be made into the more powerful LED silk lamp with screw type LED silk; Vacuum seal cell-shell 19 shown in Fig. 7 is R or the BR type reflection cell-shell of part with reflection layer 29; Meaning in Fig. 7 representated by other numeral is identical with Fig. 5.
The claimed scope of the utility model is not limited to each embodiment introduced herein, all various forms of conversion of doing based on the utility model claim and description and replacement, all belongs to the scope that the utility model patent contains.
Claims (9)
1. one kind has the LED silk lamp of screw type LED silk, it is by a vacuum seal printing opacity cell-shell (19) be melt into by printing opacity bulb shell (17) and stem stem (18) high temperature, at least one screw type LED silk (15), a LED driver (23) and electric connector (25) composition;
Described at least one screw type LED silk (15) is installed within described vacuum seal printing opacity cell-shell (19) by the support be connected with stem stem (18);
Heat radiation protection gas (20) is filled with in described vacuum seal printing opacity cell-shell (19);
Described vacuum seal printing opacity cell-shell (19) is direct or be connected to form the LED silk lamp that has screw type LED silk with electric connector (25) through a connection piece (26);
The electrode of described at least one screw type LED silk (15) to export with driver (23) through electric connection line (22) and is connected, and driver input is connected with electric connector (25) through connecting line (24); Described electric connector (25) is for connecting external power; It is characterized in that:
Described at least one screw type LED silk (15) is the specular removal screw type LED silk of 4 π bright dippings, and described at least one screw type LED silk (15) is series, parallel or connection in series-parallel mutually.
2. by the LED silk lamp with screw type LED silk according to claim 1, described at least one screw type LED silk (15) is two or many, and these two or many screw type LED silks are installed up and down successively along stem stem (18) support.
3., by the LED silk lamp with screw type LED silk according to claim 1, it is characterized in that: the support of described stem stem (18) be stem stem electric lead-out wire (21) or for being connected successively pillar (27) and wire (28) or be the two combination with stem stem (18) top.
4. by the LED silk lamp with screw type LED silk according to claim 1, it is characterized in that: each screw type LED silk of described at least one screw type LED silk (15) has the metal substrate (5) in high light reflectivity rate face (4) by one, the LED chip (2) being installed at least a string identical illuminant colour on the high reflectance face (4) of described metal substrate (5) or not identical illuminant colour with transparent adhesive tape and luminous bisque (3) composition be coated on the upper surface of described metal substrate (5) and LED chip (2) and two side faces, described metal substrate (5) is spirality metal substrate, two termination electrodes of this at least one LED light-emitting section are drawn by the electric lead-out wire (22) with metal substrate (5) electrically insulated from one another, are interconnected between each LED chip (2) and between LED chip (2) and electric lead-out wire (22) with electric connection line (7).
5. by the LED silk lamp with screw type LED silk according to claim 4, it is characterized in that, the metal substrate width 0.1-5mm larger than LED chip (2) width at LED chip (2) place is installed.
6. by the LED silk lamp with screw type LED silk according to claim 4, it is characterized in that, the metal substrate width between adjacent LED chip (2) is less than or equal to the metal substrate width installing LED chip (2) place.
7. by the LED silk lamp with screw type LED silk according to claim 4, it is characterized in that, described luminous bisque (3) width 0.1-5mm wider than metal substrate width.
8. by the LED silk lamp with screw type LED silk according to claim 4, it is characterized in that, the distance D between adjacent LED chip (2) is 0.5-10mm.
9. by the LED silk lamp with screw type LED silk according to claim 1, it is characterized in that, the shape of described vacuum seal printing opacity cell-shell (19) is the one in incandescent lamp and fluorescent energy-saving bulb housing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420653732.6U CN204187337U (en) | 2014-11-04 | 2014-11-04 | A kind of LED silk lamp with screw type LED silk |
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| CN201420653732.6U CN204187337U (en) | 2014-11-04 | 2014-11-04 | A kind of LED silk lamp with screw type LED silk |
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| CN204187337U true CN204187337U (en) | 2015-03-04 |
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| EP3438519A1 (en) * | 2017-07-31 | 2019-02-06 | Zhejiang Emitting Optoelectronic Technology CO., LTD. | Led bulb |
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| WO2019109978A1 (en) * | 2017-12-06 | 2019-06-13 | 广明源光科技股份有限公司 | Filament fixing structure and filament light structure |
| WO2019242596A1 (en) * | 2018-06-23 | 2019-12-26 | 葛铁汉 | Filament structure and bulb having the filament structure |
| US11221109B2 (en) | 2018-06-23 | 2022-01-11 | Tiehan Ge | Filament structure and bulb having the filament structure |
| WO2020260197A1 (en) * | 2019-06-24 | 2020-12-30 | Signify Holding B.V. | Color temperature controllable lighting device comprising different led filaments |
| CN114008378A (en) * | 2019-06-24 | 2022-02-01 | 昕诺飞控股有限公司 | Color temperature controllable lighting device comprising different LED filaments |
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Assignee: Music Company Limited Assignor: Zhejiang LEDison Optoelectronics Co., Ltd. Contract record no.: 2016990000215 Denomination of utility model: LED filament lamp provided with spiral LED filaments Granted publication date: 20150304 License type: Common License Record date: 20160531 |
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Assignee: ANHUI HANGKE PHOTOELECTRIC Co.,Ltd. Assignor: ZHEJIANG LEDISON OPTOELECTRONICS Co.,Ltd. Contract record no.: X2020330000015 Denomination of utility model: LED filament lamp provided with spiral LED filaments Granted publication date: 20150304 License type: Common License Record date: 20200401 |