CN205383460U - Cubic big chip LED filament assembly and cubic big chip LED filament bulb - Google Patents
Cubic big chip LED filament assembly and cubic big chip LED filament bulb Download PDFInfo
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- CN205383460U CN205383460U CN201620189441.5U CN201620189441U CN205383460U CN 205383460 U CN205383460 U CN 205383460U CN 201620189441 U CN201620189441 U CN 201620189441U CN 205383460 U CN205383460 U CN 205383460U
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Abstract
The utility model discloses a terminal support frame (1.5) and LED that cubic big chip LED filament assembly and cubic big chip LED filament bulb, cubic big chip LED filament assembly the include frame construction big chip (420) that throws light on, terminal support frame (1.5) inboard are equipped with cantilever platform (1.6) of taking the caulking groove of two relative settings, the LED big chip of illumination (420) inlays to be established in the caulking groove of two cantilever platform (1.6), be fixed with 2 to 7 electric connecting terminal (1.3) of connecting the LED big chip of illumination (420) on terminal support frame (1.5). The utility model discloses a LED filament assembly not only can improve LED's light -emitting rate, can improve the radiating efficiency moreover, be convenient for to install, the utility model discloses a LED filament bulb can break away from the restriction that current LED light needs the radiator, the LED filament light source that can realize great power, but the current high -power lighting products's of direct replacement light source, and need not to change lamps and lanterns.
Description
Technical field
This utility model relates to a kind of block large chip LED filament assembly and block large chip LED filament bulb, belongs to technical field of LED illumination.
Background technology
LED semiconductor lighting is as a new generation's lighting engineering, have that photoelectric conversion rate height, light source direction be easily-controllable, illumination time period and mode is easily-controllable, color rendering properties of light source is high, have the five big power savings advantages that other existing lighting engineering such as higher power factor are incomparable under appropriate design, be subject to the favor of global investor and vigorously supporting of national governments.Although LED illumination comes into one's own, then there is also problems in extension process, first, LED illumination lamp is integrated more, lacks removable standard light source；Secondly, even if adopting GB GB1406 series lamp holder to make LED light source, being substantially and cannot realize light modulation operation, and also not possessing the protective functions such as waterproof simultaneously, range of application is narrower；Furthermore, emitting semiconductor is that four sides is luminous under the triggering of electricity, but in practical application, LED chip is encapsulated on an opaque substrate mostly, and the light that goes out of quasiconductor half is blocked and is converted to heat, and luminous efficiency is low.
In recent years market occurs in that the LED filament lamp adopting transparent bar-type substrate, has conformed to the ultimate principle that semiconductor lighting four sides is luminous, but its application power also relatively low under, be usually no more than 10W；And not possessing water-proof function, range of application relative narrower, these defects greatly constrain promoting the use of of LED illumination.
The preferred embodiments that existing LED filament makes is to bind LED chip thereon with bar shaped sapphire for substrate bonding, it should be noted that on the one hand LED chip through attachment bonding after, anaclasis loss is relatively big, and photoelectric transformation efficiency reduces more.
Utility model content
The purpose of this utility model is in that, it is provided that a kind of block large chip LED filament assembly and block large chip LED filament bulb.LED filament assembly of the present utility model is possible not only to improve the light emission rate of LED, and can improve radiating efficiency, be easily installed；LED filament bulb of the present utility model can break away from existing LED illumination lamp needs the restriction of radiator, can realize the LED filament lamp source of bigger power, can directly substitute the light source of existing high-power illumination product, without changing light fixture.
The technical solution of the utility model: a kind of block large chip LED filament assembly, it is characterized in: include terminal support frame and the LED illumination large chip of frame structure, being provided with two cantilever platforms with caulking groove being oppositely arranged inside terminal support frame, described LED illumination large chip is embedded in the caulking groove of two cantilever platforms；Described terminal support frame is fixed with 2 to 7 electric connection terminals connecting LED illumination large chip.
In above-mentioned block large chip LED filament assembly, described cantilever platform thickness has built encapsulated layer less than the junction of terminal support frame, LED illumination large chip and LED illumination large chip Yu cantilever platform.
In aforesaid block large chip LED filament assembly, described terminal support frame is the frame structure that transparent insulation Heat Conduction Material is made.
In aforesaid block large chip LED filament assembly, described LED illumination large chip comprises the series connection of multirow LED chip, each row LED chip series connection group is provided with 0 to 5 LED load segmentation node, and each electric connection terminal connects each row LED chip series connection group two ends and/or LED load segmentation node respectively.
In aforesaid block large chip LED filament assembly, described LED illumination large chip can be that light-emitting semiconducting material generates through directly long crystalline substance on LED illumination large chip substrate, is seamless connectivity between light-emitting semiconducting material and chip substrate；Described LED illumination large chip substrate adopts transparent Indium aluminum and substrate back not to set metallic reflector, the light towards substrate that quasiconductor produces can be made to be directed through the external outermost of chip substrate and overflow, make chip heating minimum；Or described LED illumination large chip substrate adopts monocrystal silicon or single crystal silicon carbide materials, after chip generates heat, produced heat ray wavelength circle is in infrared ray wave band, and infrared ray wave energy is directed through monocrystal silicon or monocrystalline silicon carbide injection, makes chip have good heat conductivility.
A kind of block large chip LED filament bulb using aforesaid block large chip LED filament assembly, it is characterized in: include the lamp adapter assembly with driving assembly, lamp adapter assembly is connected on bulb housing, wire support is set in bulb housing, wire support is provided with multiple electrical connecting wire connecting and driving assembly, and electrical connecting wire is provided with large chip LED filament assembly.
In aforesaid block large chip LED filament bulb, described electrical connecting wire is connected with electric connection terminal.
In aforesaid block large chip LED filament bulb, described lamp adapter assembly includes lamp bracket, and lamp bracket adopts hollow structure, for placing described driving assembly；Lamp bracket arranges threaded electric connector male, 4 contact pins are set in male, connect power supply and the dimming control signal of electrically end respectively, electric connector male and lamp bracket are structure as a whole, lamp bracket main body adopts helicitic texture and arranges locating slot, locating slot installation direction is consistent with bulb direction of illumination, fixes whole LED filament bulb by supporting fixing nut；One end that lamp bracket is connected with bulb housing is the round table-like loop configuration being provided with prominent threaded body.
Compared with prior art, block large chip LED filament assembly of the present utility model, by LED illumination large chip adopts mode extremely easily be fixed in terminal support frame, then electrical connecting wire is utilized to be attached fixing, it can make each light direction of LED unobstructed, particularly the appearing of infra-red heat ray, and shedding of the LED heat amount that is highly advantageous to, substantially increase light extraction efficiency.
Block large chip LED filament bulb of the present utility model can utilize each assembly (terminal support frame and electrical connecting wire etc.) in bulb housing as heat radiator assembly, the sufficiently large radiationless available heat radiant body assembly area blocked can be provided to control bulb temperature and to make the mean temperature convergence junction temperature of chip on heat radiator assembly to balance the heat that LED filament produces as far as possible, and then reduce the junction temperature of chip on LED filament by heat radiation principle.LED illumination lamp broken away from by block large chip LED filament bulb of the present utility model needs traditional basic concept of radiator, can directly substitute the light source of existing high-power illumination product, without changing light fixture, LED illumination application will be made to attain a new height.Testing through reality, block large chip LED filament bulb of the present utility model can accomplish 200LM/W, even higher bulb finished product light source.
Accompanying drawing explanation
Fig. 1 is the structural representation of block large chip LED filament assembly of the present utility model；
Fig. 2 is terminal support mount structure schematic diagram of the present utility model；
Fig. 3 is the sectional view of block large chip LED filament bulb of the present utility model；
Fig. 4 is the structural representation of this utility model lamp adapter assembly.
Labelling in accompanying drawing: 1.3-electric connection terminal, 1.5-terminal support frame, 1.6-cantilever platform, 2-lamp adapter assembly, 2.5-lamp bracket, the threaded electric connector male of 2.6-, 2.7-contact pin, 2.8-locating slot, 2.9-fixes nut, and 3-drives assembly, 4.1-wire support, 4.2-electrical connecting wire, 6-bulb housing, 420-LED illuminates large chip.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is further described, but is not intended as the foundation to this utility model restriction.
Embodiment.A kind of block large chip LED filament assembly, as depicted in figs. 1 and 2: include terminal support frame 1.5 and the LED illumination large chip 420 of frame structure, being provided with two cantilever platforms 1.6 with caulking groove being oppositely arranged inside terminal support frame 1.5, described LED illumination large chip 420 is embedded in the caulking groove of two cantilever platforms 1.6；Described terminal support frame 1.5 is fixed with 2 to 7 electric connection terminals 1.3 connecting LED illumination large chip 420.Described cantilever platform 1.6 thickness has built encapsulated layer less than the junction of terminal support frame 1.5, LED illumination large chip 420 and LED illumination large chip 420 with cantilever platform 1.6.The frame structure that described terminal support frame 1.5 is made for transparent insulation Heat Conduction Material.Described LED illumination large chip 420 comprises the series connection of multirow LED chip, and each row LED chip series connection group is provided with 0 to 5 LED load segmentation node, and each electric connection terminal 1.3 connects each row LED chip series connection group two ends and/or LED load segmentation node respectively.
Described LED illumination large chip 420 is that light-emitting semiconducting material generates through directly long crystalline substance on LED illumination large chip substrate, is seamless connectivity between light-emitting semiconducting material and chip substrate；Described LED illumination large chip substrate adopts transparent Indium aluminum and substrate back not to set metallic reflector, the light towards substrate that quasiconductor produces can be made to be directed through the external outermost of chip substrate and overflow, make chip heating minimum；Or described LED illumination large chip substrate adopts monocrystal silicon or single crystal silicon carbide materials, after chip generates heat, produced heat ray wavelength circle is in infrared ray wave band, and infrared ray wave energy is directed through monocrystal silicon or monocrystalline silicon carbide injection, makes chip have good heat conductivility.
A kind of block large chip LED filament bulb of aforementioned block large chip LED filament assembly, as shown in Figure 3: include the lamp adapter assembly 2 with driving assembly 3, lamp adapter assembly 2 is connected on bulb housing 6, wire support 4.1 is set in bulb housing 6, wire support 4.1 is provided with multiple electrical connecting wire 4.2 connecting and driving assembly 3, and electrical connecting wire 4.2 is provided with large chip LED filament assembly 1.7, block large chip LED filament bulb according to claim 6, it is characterised in that: described electrical connecting wire 4.2 is connected with electric connection terminal 1.3.
Described lamp adapter assembly 2 can be screw socket, it can also be structure (being 201210253574.0 Chinese patent application based on the present inventor's application number) as shown in Figure 4, including lamp bracket 2.5, lamp bracket 2.5 adopts hollow structure, for placing described driving assembly 3；Lamp bracket 2.5 arranges threaded electric connector male 2.6,4 contact pins 2.7 are set in male, connect power supply and the dimming control signal of electrically end respectively, electric connector male 2.6 and lamp bracket 2.5 are structure as a whole, lamp bracket 2.5 main body adopts helicitic texture and arranges locating slot 2.8, locating slot 2.8 installation direction is consistent with bulb direction of illumination, fixes whole LED filament bulb by supporting fixing nut 2.9；One end that lamp bracket 2.5 is connected with bulb housing 6 is the round table-like loop configuration being provided with prominent threaded body.This structure is not only easy for installation, and water resistance is high.
So bringing significant result of use, its power connector end of all lamp adapter assemblies based on national standard pattern is exposed structure, it is impossible to waterproof, it is necessary to do waterproofing design on light fixture.And the version of this utility model application is simple and practical, making LED bulb possess water-proof function, so make light fixture not need to consider waterproof, light fixture cost can be greatly reduced.Described lamp adapter assembly pattern and size can based on GB/T1406(1406.1～1406.5) series standard, but for wherein having the lamp holder scheme of 4 needle constructions when not changing its rule, then wherein will be defined as dim signal access by 2 pins, namely increase signal pin V2-2.3 and signal pin V2+2.4；Whole bulb is so made to have dimming function, when signal level changes at 0～5VDC, the brightness of bulb is from maximum luminance variation to zero luminance, can realize controlling to the brightness of bulb by modes such as light-operated, acoustic control, period control and infrared inductions, be conducive to being applied to this utility model the place of all kinds of needs light modulation, during especially for plant husbandry or roadway illumination, reach the purpose of high energy saving.
Described driving assembly, the driving power supply that the method that the present inventor's application number is 201410211945.8 and 201410214074.5 Chinese patent application makes can be based on, it is that LED load is divided 1～6 section drive, higher power-efficient (more than 99%) can be obtained, only in this way when LED bulb power is higher, could place in lamp adapter assembly and drive power supply, to such an extent as to not have and overheated make power work instability.Otherwise, when bulb power is bigger, lamp adapter assembly externally cannot dissipate except the heat driving power supply to send；Based on this power source design, possesses dimming function with the LED bulb that this utility model builds with low cost or cost free.
Claims (7)
1. a block large chip LED filament assembly, it is characterized in that: include terminal support frame (1.5) and the LED illumination large chip (420) of frame structure, terminal support frame (1.5) inner side is provided with two cantilever platforms (1.6) with caulking groove being oppositely arranged, and described LED illumination large chip (420) is embedded in the caulking groove of two cantilever platforms (1.6)；Described terminal support frame (1.5) is fixed with 2 to 7 electric connection terminals (1.3) connecting LED illumination large chip (420).
2. block large chip LED filament assembly according to claim 1, it is characterized in that: described cantilever platform (1.6) thickness has built encapsulated layer less than the junction of terminal support frame (1.5), LED illumination large chip (420) and LED illumination large chip (420) Yu cantilever platform (1.6).
3. block large chip LED filament assembly according to claim 1, it is characterised in that: the frame structure that described terminal support frame (1.5) is made for transparent insulation Heat Conduction Material.
4. block large chip LED filament assembly according to claim 1, it is characterized in that: described LED illumination large chip (420) comprises the series connection of multirow LED chip, each row LED chip series connection group is provided with 0 to 5 LED load segmentation node, and each electric connection terminal (1.3) connects each row LED chip series connection group two ends and/or LED load segmentation node respectively.
5. the block large chip LED filament bulb of the block large chip LED filament assembly used described in claim 1 to 4 any claim, it is characterized in that: include the lamp adapter assembly (2) with driving assembly (3), lamp adapter assembly (2) is connected on bulb housing (6), wire support (4.1) is set in bulb housing (6), wire support (4.1) is provided with multiple electrical connecting wire (4.2) connecting and driving assembly (3), and electrical connecting wire (4.2) is provided with large chip LED filament assembly (1).
6. block large chip LED filament bulb according to claim 5, it is characterised in that: described electrical connecting wire (4.2) is connected with electric connection terminal (1.3).
7. block large chip LED filament bulb according to claim 5, it is characterised in that: described lamp adapter assembly (2) includes lamp bracket (2.5), and lamp bracket (2.5) adopts hollow structure, for placing described driving assembly (3)；Lamp bracket (2.5) arranges threaded electric connector male (2.6), 4 contact pins (2.7) are set in male, connect power supply and the dimming control signal of electrically end respectively, electric connector male (2.6) and lamp bracket (2.5) are structure as a whole, lamp bracket (2.5) main body adopts helicitic texture and arranges locating slot (2.8), and lamp bracket (2.5) is provided with fixing nut (2.9)；One end that lamp bracket (2.5) is connected with bulb housing (6) is the round table-like loop configuration being provided with prominent threaded body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620189441.5U CN205383460U (en) | 2016-03-11 | 2016-03-11 | Cubic big chip LED filament assembly and cubic big chip LED filament bulb |
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| CN201620189441.5U CN205383460U (en) | 2016-03-11 | 2016-03-11 | Cubic big chip LED filament assembly and cubic big chip LED filament bulb |
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| CN205383460U true CN205383460U (en) | 2016-07-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605449A (en) * | 2016-03-11 | 2016-05-25 | 贵州光浦森光电有限公司 | Blocky large-chip LED lamp filament assembly and blocky large-chip LED lamp filament bulb |
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2016
- 2016-03-11 CN CN201620189441.5U patent/CN205383460U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605449A (en) * | 2016-03-11 | 2016-05-25 | 贵州光浦森光电有限公司 | Blocky large-chip LED lamp filament assembly and blocky large-chip LED lamp filament bulb |
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