CN206422098U - LED lamp filament with heat radiation structure and LED bulb using LED lamp filament - Google Patents
LED lamp filament with heat radiation structure and LED bulb using LED lamp filament Download PDFInfo
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- CN206422098U CN206422098U CN201720104874.0U CN201720104874U CN206422098U CN 206422098 U CN206422098 U CN 206422098U CN 201720104874 U CN201720104874 U CN 201720104874U CN 206422098 U CN206422098 U CN 206422098U
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- 230000005855 radiation Effects 0.000 title abstract description 3
- 239000013078 crystal Substances 0.000 claims abstract description 28
- 239000004020 conductor Substances 0.000 claims description 14
- 230000004308 accommodation Effects 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 238000007639 printing Methods 0.000 claims description 4
- 210000004508 polar body Anatomy 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000005538 encapsulation Methods 0.000 abstract description 11
- 238000005253 cladding Methods 0.000 abstract description 6
- 239000000969 carrier Substances 0.000 abstract 2
- 239000011888 foil Substances 0.000 abstract 1
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 12
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- 238000005286 illumination Methods 0.000 description 4
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- 238000005516 engineering process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
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- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to a LED filament with heat radiation structure and use LED bulb of this LED filament, this LED filament includes a plurality of LED crystalline grains, a plurality of electrically conductive carriers, an encapsulation layer, each electrically conductive carrier is a foil and is the interval setting, each LED crystalline grain is born the weight of and electric connection by two adjacent electrically conductive carriers jointly, this encapsulation layer cladding each LED and each electrically conductive carrier, this encapsulation layer is exposed respectively to any one left side or a right side of each electrically conductive carrier; the LED filament is arranged in a bulb, and each LED crystal grain can radiate outwards because each conductive carrier is exposed out of the packaging layer, and the luminous efficiency is not influenced by heat, thereby improving the light output.
Description
Technical field
The utility model is espespecially a kind of LED filament (Light Emitting with radiator structure on a kind of filament
Diode filament, LED filament) and using LED bulb (the LED filament light of the LED filament
bulb)。
Background technology
With the fast development of lighting engineering, have on the market sell a kind of pseudo-classic bulb of imitative incandescent lamp at present, mainly
By one or more light-emittingdiode filament (Light Emitting diode filament, hereinafter referred to as LED filament) installing
In a bulb, the filament effect such as conventional incandescent is presented by LED filament, makes LED bulb that there is the characteristic of trend of back-to-ancients.
Refer to Fig. 8, shown in 9, be a kind of LED filament 90 in currently available technology, the LED filament 90 includes multiple
LED grain 91, multiple conductive encapsulated layers 93 of holder 92 and one, each LED grain 91 are held jointly by two adjacent conductive holders 92
Carry and be electrically connected, and each LED grain 91 and each conductive holder 92 are to be connected in series structure, to submit each other
Mistake is arranged at intervals, and the encapsulated layer 93 coats each LED grain 91 and each conductive holder 92, to constitute the LED of strip
Silk 90；In use, each LED grain 91 can produce heat in luminescence process, because each LED grain 91 is by the encapsulated layer 93
Cladding, causes thermal accumlation can not effectively to be dispersed in the encapsulated layer 93, causes each LED grain 91 because the heat accumulated
Amount influence, causes luminous efficiency to be deteriorated, and then reduces luminosity.
Utility model content
There is heat dissipation problem in view of above-mentioned prior art, causing the luminosity of LED filament reduces, of the present utility model
Main purpose is to provide the LED bulb of a kind of LED filament with radiator structure and the application LED filament, passes through LED filament shape
Into having radiator structure with improving radiating effect, the luminous efficiency of LED filament is improved, and then lift amount of light.
It is to make the foregoing LED filament bag with radiator structure to reach the technical way that above-mentioned purpose is taken
Include：
Multiple light-emittingdiode crystal grain；
Multiple conductive holders, it is respectively a sheet metal, and each conductive holder is set in distance, each light-emittingdiode
Crystal grain is carried and is electrically connected jointly by two adjacent conductive holder；
One encapsulated layer, it is in printing opacity and coats each light-emittingdiode crystal grain and each conductive holder, and wherein each is conductive
The either side of holder exposes outside the encapsulated layer respectively, to constitute the light-emittingdiode lamp string of a strip, and each conduction is carried
Part has one first width respectively, and the encapsulated layer has one second width, and first width is more than second width, and for each
Individual conductive holder, which exports the heat produced by each light-emittingdiode crystal grain from the encapsulated layer, to radiate.
By above-mentioned construction, because each conductive holder exposes outside the encapsulated layer, make each light-emittingdiode crystal grain
Produced heat outwards radiates via each conductive holder, to improve the luminous efficiency of each light-emittingdiode crystal grain, and then
Lift amount of light.
The encapsulated layer includes encapsulated layer on one, and encapsulated layer coats each light-emittingdiode crystal grain on this and each conduction is carried
The upper surface of part.
The encapsulated layer further comprises encapsulated layer, and the lower encapsulated layer is arranged on the lower surface of each conductive holder.
The both sides of each conductive holder expose outside the upper encapsulated layer and lower encapsulated layer of the encapsulated layer respectively.
The either side of several conductive holders separately in each conductive holder stretches out to form a supporting part respectively.
The described LED filament with radiator structure further comprises another light-emittingdiode lamp string, each light-emitting diodes
The conductive holder of first of body lamp string upper end is connected, and last conductive holder of each light-emittingdiode lamp string lower end is connected
Connect；A separation trough is formed between each light-emittingdiode lamp string, each light-emittingdiode lamp string is set in distance.
The described LED filament with radiator structure further comprises most light-emittingdiode lamp strings, each light-emitting diodes
The conductive holder of first of body lamp string upper end is connected, and last conductive holder of each light-emittingdiode lamp string lower end is connected
Connect.
A separation trough is respectively formed between each light-emittingdiode lamp string, each light-emittingdiode lamp string is set in interval
Put.
It is to make foregoing LED bulb include to reach another technical way that above-mentioned purpose is taken：
One light-emittingdiode filament, it includes multiple light-emittingdiode crystal grain, multiple conductive holders, encapsulated layer and one on one
Lower encapsulated layer；
Multiple conductive holders, it is respectively a sheet metal, and each conductive holder is set in distance, each light-emittingdiode
Crystal grain is carried and is electrically connected jointly by two adjacent conductive holder；
One encapsulated layer, it is in printing opacity and coats each light-emittingdiode crystal grain and each conductive holder, and wherein each is conductive
The either side of holder exposes outside the encapsulated layer respectively, to constitute the light-emittingdiode lamp string of a strip, and each conduction is carried
Part has one first width respectively, and the encapsulated layer has one second width, and first width is more than second width, and for each
Individual conductive holder, which exports the heat produced by each light-emittingdiode crystal grain from the encapsulated layer, to radiate；
One lamp holder, it has a first connecting portion and a second connecting portion, and the first connecting portion and the second connecting portion are
It is electrically connected the conductive holder of the light-emittingdiode filament opposite end；
One insulating lamp holder, it is located at the top of the lamp holder, and a support, the light-emittingdiode are formed on the top of the insulating lamp holder
Filament is circumferentially positioned on the support；
Multiple fixtures, its one end is located on the light-emittingdiode filament, and the other end of each fixture is fixed on the branch
On frame；
One lampshade, it is located on the top of the lamp holder, the lampshade have an accommodation space, with house the insulating lamp holder,
Each fixture and the light-emittingdiode filament.
By above-mentioned construction, the encapsulated layer is exposed outside by each conductive holder, makes each light-emittingdiode crystal grain
When lighting, produced heat, can radiate to the accommodation space of the lampshade, then reject heat to external environment condition by the lampshade, make
Heat energy produced by each light-emittingdiode crystal grain will not be accumulated in the encapsulated layer, to improve each light-emittingdiode crystal grain
Luminous efficiency, and then lift amount of light.
It is to make foregoing LED bulb include to reach the another technical way that above-mentioned purpose is taken：
One light-emittingdiode filament, it includes multiple light-emittingdiode crystal grain, multiple conductive holders, encapsulated layer and one on one
Lower encapsulated layer；
Multiple conductive holders, it is respectively a sheet metal, and each conductive holder is set in distance, each light-emittingdiode
Crystal grain is carried and is electrically connected jointly by two adjacent conductive holder；
One encapsulated layer, it is in printing opacity and coats each light-emittingdiode crystal grain and each conductive holder, and wherein each is conductive
The either side of holder exposes outside the encapsulated layer respectively, to constitute the light-emittingdiode lamp string of a strip, and each conduction is carried
Part has one first width respectively, and the encapsulated layer has one second width, and first width is more than second width, and for each
Individual conductive holder, which exports the heat produced by each light-emittingdiode crystal grain from the encapsulated layer, to radiate；
One lampshade, it is interior with an accommodation space；
One lamp holder, it is arranged on the bottom of the lampshade, and the lamp holder has a first connecting portion and a second connecting portion, to divide
The conductive holder of the light-emittingdiode filament opposite end is not connected and constitutes electrical connection；
One insulating lamp holder, it is located at the top of the lamp holder, and is arranged in the accommodation space of the lampshade, the light-emitting diodes
Body filament is provided on the insulating lamp holder.
The first connecting portion sets and is connected with an electric-conductor；The second connecting portion sets and is connected with another electric-conductor, passes through
The electric-conductor of the first connecting portion and the electric-conductor of the second connecting portion respectively with the light-emittingdiode filament opposite end
Conductive holder connects and constitutes electrical connection.
By above-mentioned construction, the encapsulated layer is exposed outside by each conductive holder, makes each light-emittingdiode crystal grain
When lighting, produced heat, can radiate to the accommodation space of the lampshade, then reject heat to external environment condition via the lampshade, make
Heat energy produced by obtaining each light-emittingdiode crystal grain will not be accumulated in the encapsulated layer, to improve each light-emittingdiode crystal grain
Luminous efficiency, and then lifted amount of light.
Brief description of the drawings
Fig. 1 is the top view of the first preferred embodiment of the utility model LED filament.
Fig. 2 is Fig. 1 of the first preferred embodiment of the utility model LED filament A-A profiles.
Fig. 3 is the top view of the second preferred embodiment of the utility model LED filament.
Fig. 4 is the top view of the 3rd preferred embodiment of the utility model LED filament.
Fig. 5 is the stereo appearance figure of the first preferred embodiment of LED bulb of the present utility model.
Fig. 6 A are the top views of the 4th preferred embodiment of LED filament of the present utility model.
Fig. 6 B are the stereo appearance figures of the 4th preferred embodiment of LED filament of the present utility model.
Fig. 7 is the stereo appearance figure of the second preferred embodiment of LED bulb of the present utility model.
Fig. 8 is the schematic diagram of an existing LED filament.
Fig. 9 is the partial enlarged drawing of existing LED filament.
Symbol description
10 first LED string 11,11A, 11B, 11C LED grains
12,12A, 12B, 12C the conduction conductive part of holder 121 first
The upper encapsulated layer of conductive part 131,131A, 131B, 131C of 122,121A, 121C second
The supporting part of encapsulated layer 14 under 132,132A, 132B, 132C
The LED strings of 10A the second LED strings 10B the 3rd
LED string 20,20A, the 20B separation troughs of 10C the 4th
61,61A lamp holder 611,611A first connecting portions
612,612A second connecting portion 613,613A electric-conductors
The support of 62,62A insulating lamp holders 621
63 fixture 64,63A lampshades
641,631A accommodation spaces
The LED grain of 90 LED filament 91
The 92 conductive encapsulated layers of holder 93.
Embodiment
Coordinate accompanying drawing and preferred embodiment of the present utility model below, it is predetermined real to reach that the utility model is expanded on further
The technological means taken with new purpose.
There is the first preferred embodiment of the LED filament of radiator structure on the utility model, Fig. 1 is referred to, shown in 2,
It is by multiple light-emittingdiode crystal grain 11 (Light Emitting Diode Chip, hereinafter referred to as LED grain), multiple conductions
The encapsulated layer of holder 12 and one, to constitute the first LED string 10 of a strip, in the present embodiment, the first LED string 10 has
There is pliability.
Each conductive holder 12 is set in distance, and each first LED grain 11 is respectively by two adjacent conductive holders
12 carry and form electrical connection jointly, and each LED grain 11 and each conductive holder 12 are the structure being connected in series, it is specific and
Speech, is that a conductive holder 12, the conductive holder 12 of a LED grain 11, one, the mode that is connected in series of a LED grain 11 ... are set, often
The anode of one LED grain 11 is electrically connected with adjacent previous conductive holder 12, the negative terminal of each LED grain 11 with it is adjacent
Latter conductive holder 12 electrically connect.
Encapsulated layer cladding each LED grain 11 of encapsulation and each conductive holder 12, and each conductive holder 12
Any side exposes outside the encapsulated layer；In the present embodiment, the encapsulated layer includes encapsulated layer 131 on one, and encapsulated layer 131 is wrapped on this
Cover each LED grain 11 and be arranged on the upper surface of each conductive holder 12, any one left side of each conductive holder 12 or
One right side exposes outside encapsulated layer 131 on this；In the present embodiment, the encapsulated layer further comprises encapsulated layer 132, the lower envelope
Dress layer 132 is arranged on the lower surface of each conductive holder 12, with to that should go up encapsulated layer 131, and each conductive holder 12 is same
Sample exposes outside the lower encapsulated layer 132, by encapsulated layer on this 131 and lower encapsulated layer 132 lifting protect each LED grain 11 and
The ability of each conductive holder 12, and lift the bond strength between each LED grain 11 and each conductive holder 12；At this
In embodiment, encapsulated layer 131 and the lower encapsulated layer 132 are packaged by being molded shoot mode on this, on this encapsulated layer 131 with
The lower encapsulated layer 132 can be respectively a transparent resin material (resin-material), a transparent silica gel material
(silicone material) or transparent high polymer material.
In the present embodiment, first conductive holder 12 of the position in the upper end of the first LED string 10 upwardly extends to form one
First conductive part 121, last the conductive holder 12 of position in the lower end of the first LED string 10 is downwardly extending one second and led
Electric portion 122, first conductive part 121 is with second conductive part 122 to allow the utility model LED filament to be installed in bulb
When, used as electrical connection.
In the present embodiment, each conductive holder 12 is a sheet metal, makes the utility model LED filament deflection, respectively
Individual conductive holder 12 can be a copper foil, an aluminium foil, a silver foil, a goldleaf or its alloy or be plating etc. have preferable thermal diffusivity and
The metal material of electric conductivity is constituted.
In the present embodiment, to make the utility model LED filament that there is optimal radiating effect, each conductive holder 12
Left side and right side all expose outside encapsulated layer 131 and the lower encapsulated layer 132 on this respectively, to provide most area of dissipations, whereby
Improving radiating effect.
In the present embodiment, each LED grain 11 has one first length L1 respectively, and each conductive holder 12 has respectively
One second length L2, second length L2 are more than first length L1, each conductive holder 12 is provided enough area and each
While LED grain 11 is combined, it may have the enough length different shape such as the first LED string 10 can be coordinated to bend, bend
Change, to avoid the conductive holder 12 of each LED grain 11 and each from separating, bond strength is lifted whereby.
In the present embodiment, each conductive holder 12 has one first width W1, the upper encapsulated layer 131 of the encapsulated layer respectively
There is the width W2 of identical one second respectively with the lower encapsulated layer 132, each LED grain 11 has one the 3rd width W3 respectively,
First width W1 is respectively greater than the second width W2 and the 3rd width W3, each conductive holder 12 is had enough width
It can carry outside each LED grain 11, also there are enough areas to expose outside the upper encapsulated layer 131 and the lower encapsulated layer of the encapsulated layer
132, to be radiated, and heat energy is not accumulated in the upper encapsulated layer 131 of the encapsulated layer and the lower encapsulated layer 132, with
The effect of effective heat radiation.
On the preferred embodiment of the utility model second, refer to shown in Fig. 3, the structure of the second preferred embodiment and first
The structure of preferred embodiment is substantially the same, but the structure of the second preferred embodiment is formed further with multiple supporting parts 14.
The left side or right side of several conductive holders 12 separately in each conductive holder 12 stretch out to be formed respectively
Above-mentioned supporting part 14, in the present embodiment, each supporting part 14 are corresponding on right side, but are not limited, each support
Portion 14 is solid to be lifted to be used for when the utility model LED filament is arranged in a bulb as support or be used in combination
Fixed, support the utility model LED filament ability；In the present embodiment, the shape and structure of each supporting part 14 can be a R shapes end
Minor structure, but be not limited, it can provide the shape of enabling capabilities to be any, and end regards actual installation and come in the situation of bulb
Design.
To illustrate the structure of the preferred embodiment of the utility model the 3rd, refer to shown in Fig. 4, the 3rd preferred embodiment enters one
Step include one second LED string 10A, the second LED string 10A is connected with the first LED string 10, and this second
Be formed with one first separation trough 20 between LED string 10A and the first LED string 10, with separate the first LED string 10 with
Second LED string 10A, and in the present embodiment, is to form first conductive part 121 by the first LED string 10, and by
Second LED string 10A, one second conductive part 121A of formation, with to should the first conductive part for being formed of the first LED string 10
121。
In the present embodiment, the second LED string 10A structure is identical with the structure of the first LED string 10, and this second
LED string 10A includes multiple LED grain 11A, multiple conductive holder 12A and an encapsulated layer, the second LED string 10A's
LED grain 11A, conduction holder 12A and encapsulated layer set-up mode are identical with the set-up mode of the first LED string 10, should
Second LED string 10A conductive holder 12A is set in distance, the second LED string 10A each second LED grain 11A
Carried jointly by conductive holder 12A adjacent two-by-two and form electrical connection, and constitute the structure being connected in series, second LED
String 10A encapsulated layer encapsulation cladding each LED grain 11A and each conductive holder 12A, and each conductive holder 12A times
Meaning side exposes outside second encapsulated layer, in the present embodiment, to make the second LED string 10A have more preferably radiating effect,
So each conductive holder 12A left side and right side all expose outside the encapsulated layer respectively.
In the present embodiment, it is by first conductive holder 11 of the upper end of the first LED string 10 and the second LED string
First conduction holder 11A of 10A upper ends is connected, and the lower end of the first LED string 10 last conductive holder 11
It is connected with last conductive holder 11A of second LED string 10A lower ends.
In the present embodiment, the second LED string 10A encapsulated layer includes encapsulated layer 131A and once encapsulated layer on one
132A (not shown), encapsulated layer 131A coats each LED grain 11A and is arranged on the upper of each conductive holder 12A on this
Surface, the lower encapsulated layer 132A is arranged on each conductive holder 12A lower surface.
In the present embodiment, the second LED string 10A conductive holder 12A and the first LED string 10 conductive holder
11A structure is identical, and its material is also identical；Second LED string 10A encapsulated layer and the encapsulated layer of the first LED string 10
Set-up mode it is identical, material is also identical.
, please to illustrate that the LED filament of the preferred embodiment of the utility model first applies the structural representation in a LED bulb
As shown in fig.5, being the first preferred embodiment of the present embodiment LED bulb, this is installed in by the utility model LED filament
In LED bulb, to provide illumination.
The LED bulb include a lamp holder 61, an insulating lamp holder 62, a foregoing first LED string 10, multiple fixtures 63 and
One lampshade 64.
The bottom of the lamp holder 61 has a first connecting portion 611, and the side of the lamp holder 61 has a second connecting portion 612,
One external power source is connected with the second connecting portion 612 by the first connecting portion 611, in the present embodiment, the first connecting portion
The positive pole of 611 connection external power sources, the second connecting portion 612 connects the negative pole of external power source.
The insulating lamp holder 62 is arranged in the top of the lamp holder 61, the present embodiment, and the insulating lamp holder 62 is by a glass material
Material is constituted, and the top of the insulating lamp holder 62, which is upwardly extended, is formed with a support 621, in the present embodiment, and the support 621 is in one
T fonts, the top of the support 621 is the horizontal component of T fonts, and the bottom of the support 621 is the vertical component of T fonts, and this
One LED string 10 in an orbiting manner around being located on the top of the support 621, and with the first connecting portion 611 and this second
Connecting portion 612 is electrically connected；In the present embodiment, set in the first connecting portion 611 and be connected with an electric-conductor 613, second company
Another electric-conductor 613 is provided with socket part 612, each electric-conductor 613 is located on the insulating lamp holder 62 respectively, and respectively with
First conductive part 121 of the first LED string 10 is electrically connected with the second conductive part 122.
One end of each fixture 63 is rotating around being located on the first LED string 10, and the other end is installed in the support 621
On, with fixation, the first LED string 10 is supported, makes 10 mode spirally of the first LED string around being located at the support 621
Top on, the light that the first LED string 10 is sent is irradiated to surrounding, allow the utility model LED bulb to have whereby complete
The illuminating effect of period-luminosity；In the present embodiment, each fixture 63 can be in various winding modes around being located on the LED filament 100.
The lampshade 64 is arranged on the top of the lamp holder 61, and the lampshade 64 has an accommodation space 641, for accommodating and guarantor
Protect the insulating lamp holder 62, the first LED string 10 and each fixture 63.
The encapsulated layer is exposed outside by the conductive holder 12 on the first LED string 10, makes the first LED string 10
LED grain 11 is when luminous, and produced heat energy rejects heat to the accommodation space 641 of the lampshade 64 from each conductive holder 12, then
External environment condition is rejected heat to via the lampshade 64, when making each LED grain 11 luminous again, produced heat energy is not accumulated in the encapsulation
In layer, the luminous efficiency of the first LED string 10 is lifted whereby, and then lift amount of light.
For the concrete structure of the 4th preferred embodiment that illustrates the utility model LED filament, Fig. 6 A, 6B institute are referred to
Show, the 4th preferred embodiment is roughly the same with the 3rd preferred embodiment, but the 4th preferred embodiment further comprises one the 3rd
LED string 10B and one the 4th LED string 10C, and be connected respectively with the first LED string 10 and the second LED string 10A；
A separation trough 20A is formed between the second LED string 10A and the 3rd LED string 10B, to separate the second LED string 10A
And the 3rd LED string 10B, form a separation trough 20B between the 3rd LED string 10B and the 4th LED string 10C, with point
Separate the 3rd LED string 10B and the 4th LED string 10C；In the present embodiment, the first LED string 10 formation this first
Conductive part 121, and one second conductive part 121C is formed by the 4th LED string 10C, with to should 10 shapes of the first LED string
Into the first conductive part 121.
3rd LED string 10B and the 4th LED string 10C structure and the first LED string 10 and the 2nd LED
Lamp string 10A structure is identical, and the 3rd LED string 10B includes multiple LED grain 11B, multiple conductive holder 10B and one
Encapsulated layer.
3rd LED string 10B conductive holder 12B is set in distance, and the 3rd LED string 10B each LED is brilliant
Grain 11B is carried and is formed electrical connection jointly by conductive holder 12B adjacent two-by-two, to constitute the structure being connected in series, the 3rd
LED string 10B encapsulated layer encapsulation cladding each LED grain 11B and each conductive holder 12B, and each conductive holder 12B
Any side expose outside the 3rd LED string 10B encapsulated layer, in the present embodiment, to there is the 3rd LED string 10B
More preferably radiating effect, so each conductive holder 12B left side and right side all expose outside the 3rd LED string 10B encapsulation
Layer.
3rd LED string 10B encapsulated layer includes encapsulated layer 131B and once encapsulated layer 132B, the 3rd on one
LED string 10B upper encapsulated layer 131B coats each LED grain 11B and is arranged on each conductive holder 12B upper surface,
The lower encapsulated layer 132B is arranged on each conductive holder 12B lower surface.
4th LED string 10C includes multiple LED grain 11C, multiple conductive holder 12C and an encapsulated layer.
4th LED string 10C conductive holder 12C is set in distance, and the 4th LED string 10C each LED is brilliant
Grain 11C is carried and is formed electrical connection jointly by conductive holder 12C adjacent two-by-two, to constitute the structure being connected in series, the 4th
LED string 10C encapsulated layer encapsulation cladding each LED grain 11C and each conductive holder 12C, and each conductive holder 12C
Any side expose outside the 4th LED string 10C encapsulated layer, in the present embodiment, to there is the 4th LED string 10C
More preferably radiating effect, so each conductive holder 12C left side and right side all expose outside the 4th LED string 10C encapsulation
Layer.
4th LED string 10C encapsulated layer includes encapsulated layer 131C and once encapsulated layer 132C on one, encapsulates on this
Layer 131C coats each LED grain 11C and is arranged on each conductive holder 12C upper surface, and the lower encapsulated layer 132C is set
In each conductive holder 12C lower surface.
In the present embodiment, each conductive 12~12C of holder structure is identical, and material is also identical；The first LED string
10th, the set-up mode of the second LED string 10A, the 3rd LED string 10B and the 4th LED string 10C encapsulated layer is identical,
Material is also identical.
In the present embodiment, the first LED string 10, the second LED string 10A, the 3rd LED string 10B and should
The conductive holder 12 of first of 4th LED string 10C upper end is respectively connected with；The first LED string 10, second LED
Last conductive holder 12 of string 10A, the 3rd LED string 10B and the 4th LED string 10C lower end is respectively connected with
Connect, to constitute a LED lamp panel.
In the present embodiment, due to having the separation trough 20 between the first LED string 10 and the second LED string 10A,
There is separation trough 20A between the second LED string 10A and the 3rd LED string 10B, the 3rd LED string 10B and this
There is separation trough 20B between four LED string 10C, and each conductive 12~12C of holder is set in distance, and makes this practicality new
Type LED filament can be flared out being in a diamond structure, but be not limited, the utility model LED filament can be flared out be in
One expansion structure such as circular configuration etc., makes the LED lamp panel have outside wider illumination zone, passes through the first LED string
10th, one is formed because being flared out between the second LED string 10A, the 3rd LED string 10B and the 4th LED string 10C
Space, allows heat energy to produce the effect of thermal convection current in the space, effectively to allow heat energy to shed, and then improving radiating effect.
, please to illustrate that the LED filament of the preferred embodiment of the utility model the 4th applies the structural representation in a LED bulb
As shown in fig.7, being the second preferred embodiment of the present embodiment LED bulb, pass through the preferred embodiment of the utility model the 4th
LED filament is installed in the LED bulb of the second preferred embodiment, to provide illumination.
The LED bulb includes a lamp holder 61A, an insulating lamp holder 62A, the LED lamp panel of foregoing 4th preferred embodiment, many
The individual lampshade 64 of fixture 63 and one.
Lamp holder 61A bottom has a first connecting portion 611A, and the side of the lamp holder 61 has a second connecting portion
612A, first connecting portion 611A are connected an external power source respectively with second connecting portion 612A；In the present embodiment, first company
Socket part 611 connects the positive pole of the external power source, and the second connecting portion 612 connects the negative pole of the external power source.
Insulating lamp holder 62A is located in lamp holder 61A top, the present embodiment, and insulating lamp holder 62A is by a glass material
Constitute, the LED lamp panel is arranged on insulating lamp holder 62A top, and opens to form the diamond structure, makes the utility model
The LED filament of 4th preferred embodiment has wider illumination zone, and produces the illuminating effect of all-round light, the LED lamp panel
First conductive part 121, second conductive part 121C are electrically connected with first connecting portion 611A and second connecting portion 612A respectively；
In the present embodiment, set in the first connecting portion 611 and be connected with an electric-conductor 613A, the company of setting in the second connecting portion 612
Be connected to another electric-conductor 613A, each electric-conductor 613A is located on insulating lamp holder 62A respectively, and respectively with the LED
First conductive part 121 of plate is electrically connected with the second conductive part 121C.
Lampshade 63A is arranged on lamp holder 61A top, and lampshade 63A has an accommodation space 631A, for accommodating
And protect insulating lamp holder 62A and the LED lamp panel.
Pass through the conductive holder 12 of the first LED string 10 in the LED lamp panel, the second LED string 10A conductive holder
12A, the 3rd LED string 10B conductive holder 12B and the 4th LED string 10C conductive holder 12C expose outside respective encapsulation
Layer, after the heat energy for making 11~11C of each LED grain produced when lighting rejects heat to lampshade 63A accommodation space 631A, then
Reject heat to external environment condition via lampshade 63A, make heat energy produced by 11~11C of each LED grain, will not be accumulated in each
Encapsulated layer in, lift the luminous efficiency of the LED lamp panel whereby, and then lift amount of light.
Described above is only preferred embodiment of the present utility model, not does any formal to the utility model
Limitation, although the utility model is disclosed above with preferred embodiment, but is not limited to the utility model, any ability
Field technique personnel, in the range of technical solutions of the utility model are not departed from, make when using the technology contents of the disclosure above
A little change or the equivalent embodiment for being modified to equivalent variations, as long as being the content without departing from technical solutions of the utility model, according to
Any simple modification, equivalent variations and the modification made according to technical spirit of the present utility model to above example, still fall within
In the range of technical solutions of the utility model.
Claims (10)
1. a kind of LED filament with radiator structure, it is characterised in that the LED filament includes：
Multiple light-emittingdiode crystal grain；
Multiple conductive holders, it is respectively a sheet metal, and each conductive holder is set in distance, every one first light-emittingdiode
Crystal grain is carried and is electrically connected jointly by two adjacent conductive holder；
One encapsulated layer, it is in printing opacity and coats each light-emittingdiode crystal grain and each conductive holder, wherein each conductive holder
Either side expose outside the encapsulated layer respectively, to constitute the light-emittingdiode lamp string of a strip, and each conductive holder point
Not Ju You one first width, the encapsulated layer has one second width, and first width is more than second width, and leads for each
Electric holder, which exports the heat produced by each light-emittingdiode crystal grain from the encapsulated layer, to radiate.
2. the LED filament according to claim 1 with radiator structure, it is characterised in that the encapsulated layer includes sealing on one
Layer is filled, encapsulated layer coats each light-emittingdiode crystal grain and the upper surface of each conductive holder on this.
3. the LED filament according to claim 2 with radiator structure, it is characterised in that the encapsulated layer further comprises
Once encapsulated layer, the lower encapsulated layer is arranged on the lower surface of each conductive holder.
4. the LED filament according to claim 3 with radiator structure, it is characterised in that the both sides of each conductive holder
The upper encapsulated layer and lower encapsulated layer of the encapsulated layer are exposed outside respectively.
5. the LED filament according to claim 4 with radiator structure, it is characterised in that the number in each conductive holder
The either side of individual conductive holder separately stretches out to form a supporting part respectively.
6. the LED filament according to claim 4 with radiator structure, it is characterised in that further comprise another luminous
Diode lamp string, first conductive holder of each light-emittingdiode lamp string upper end is connected, under each light-emittingdiode lamp string
Last conductive holder at end is connected；Be formed with a separation trough between each light-emittingdiode lamp string, make each luminous two
Polar body lamp string is set in distance.
7. the LED filament according to claim 4 with radiator structure, it is characterised in that further comprise multiple luminous
Diode lamp string, first conductive holder of each light-emittingdiode lamp string upper end is connected, under each light-emittingdiode lamp string
Last conductive holder at end is connected.
8. the LED filament according to claim 7 with radiator structure, it is characterised in that each light-emittingdiode lamp string
Between be respectively formed with a separation trough, each light-emittingdiode lamp string is set in distance.
9. a kind of LED bulb, it is characterised in that the LED bulb includes：
Just like the LED filament with radiator structure any one of claim 1 to 8；
One lampshade, it is interior with an accommodation space；
One lamp holder, it is arranged on the bottom of the lampshade, and the lamp holder has a first connecting portion and a second connecting portion, to connect respectively
Connect the conductive holder of the light-emittingdiode filament opposite end and constitute electrical connection；
One insulating lamp holder, it is located at the top of the lamp holder, and is arranged in the accommodation space of the lampshade, the light-emittingdiode lamp
Silk is provided on the insulating lamp holder.
10. LED bulb according to claim 9, it is characterised in that the first connecting portion sets and is connected with an electric-conductor；
The second connecting portion sets and is connected with another electric-conductor, passes through leading for the electric-conductor of the first connecting portion and the second connecting portion
Electric part is connected with the conductive holder of the light-emittingdiode filament opposite end and constitutes electrical connection respectively.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW105216323 | 2016-10-26 | ||
| TW105216323 | 2016-10-26 | ||
| TW105220067 | 2016-12-30 | ||
| TW105220067U TWM541122U (en) | 2016-10-26 | 2016-12-30 | LED filament having heat sink structure and LED bulb using the LED filament |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206422098U true CN206422098U (en) | 2017-08-18 |
Family
ID=59370123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720104874.0U Expired - Fee Related CN206422098U (en) | 2016-10-26 | 2017-01-25 | LED lamp filament with heat radiation structure and LED bulb using LED lamp filament |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN206422098U (en) |
| TW (1) | TWM541122U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339622A (en) * | 2017-09-07 | 2017-11-10 | 李立新 | A kind of full cover Large-angle emission LED lamp bubble |
| CN107994112A (en) * | 2016-10-26 | 2018-05-04 | 液光固态照明股份有限公司 | L ED filament with heat dissipation structure and L ED bulb using same L ED filament |
| CN114484308A (en) * | 2020-11-11 | 2022-05-13 | 液光固态照明股份有限公司 | Light-emitting diode bulb |
-
2016
- 2016-12-30 TW TW105220067U patent/TWM541122U/en not_active IP Right Cessation
-
2017
- 2017-01-25 CN CN201720104874.0U patent/CN206422098U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994112A (en) * | 2016-10-26 | 2018-05-04 | 液光固态照明股份有限公司 | L ED filament with heat dissipation structure and L ED bulb using same L ED filament |
| CN107994112B (en) * | 2016-10-26 | 2020-03-03 | 液光固态照明股份有限公司 | LED lamp filament with heat radiation structure and LED bulb using LED lamp filament |
| CN107339622A (en) * | 2017-09-07 | 2017-11-10 | 李立新 | A kind of full cover Large-angle emission LED lamp bubble |
| CN114484308A (en) * | 2020-11-11 | 2022-05-13 | 液光固态照明股份有限公司 | Light-emitting diode bulb |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM541122U (en) | 2017-05-01 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170818 Termination date: 20220125 |