CN209325432U - A kind of Novel panel lamp - Google Patents
A kind of Novel panel lamp Download PDFInfo
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- CN209325432U CN209325432U CN201821642542.9U CN201821642542U CN209325432U CN 209325432 U CN209325432 U CN 209325432U CN 201821642542 U CN201821642542 U CN 201821642542U CN 209325432 U CN209325432 U CN 209325432U
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Abstract
The utility model relates to a kind of Novel panel lamp, the panel light includes several large-angle LED light sources in rectangular configuration, limits the whole height of the large-angle LED light source as H, entire length L, overall width W, and H < 1mm；Depth-width ratio H:W >=0.6 of the large-angle LED light source, height are long than H:L >=0.4.Utility model has the advantages that the utility model panel light, can reduce cost and lamps and lanterns integral thickness, and also ensure that panel light meets the requirement of high photosynthetic efficiency, high brightness.
Description
Technical field
The utility model relates to a kind of lamps and lanterns, in particular to a kind of Novel panel lamp.
Background technique
LED panel lamp is using a kind of novel surface light source of similar LCD TV backlight source technology, is at present on the market one
The indoor illumination light fitting of money higher gears, outer rim are formed by aluminium alloy through anodic oxidation or aluminium die casting, and light source uses LED light
Pearl, entire Design of Luminaires not only can to people's beauty succinct, existing good illuminating effect, and beautiful sense can be brought to people
By.From the aspect of the green lighting design, any surface finish shines homogeneous soft LED panel lamp in use, while also having
Have that power-efficient is high, the starting time is short, do not dodge frequency, lamps and lanterns are light-weight, easy to install, environmentally friendly, safe and pollution-free, performance is stable, the longevity
Many advantages, such as life is long, maintenance rate is low, versatile.Therefore, LED panel lamp just gradually replaces traditional fluorescent lamp, answers extensively
In lighting of home and engineering illumination.
In the panel light used in current illuminating industry, back light source structure is mainly straight-down negative and two kinds of side entering type.Its
Middle side entering type panel light can be rated as at present the most frivolous panel light on the market, generally use side entering type LED from light guide plate
Side is through the light guide plate, reflection site, front goes out light under the reflections such as reflecting plate and refraction action, and light extraction efficiency must be in light conduction
Each path in generate and lose to a certain extent, and then often relative performance shows slightly insufficient for the brightness of side entering type panel light,
And the use of light guide plate keeps product cost relatively very high.Opposite direct-illumination type panel lamp, thickness is just opposite to allow people to feel disappointed, main
To get off derived from the illumination mode of its straight-down negative, the light for using LED to issue through light diffusing sheet direct irradiation, distribution of light sources
Overleaf, it in order to guarantee that luminous energy direct irradiation gets off, and then needs by being issued with certain thickness diffuser plate, along with disappearing
Except space needed for bright spot, so straight-down negative LED panel lamp product thickness is relatively thick.But it is bright as illuminating panel light
Degree be equally one of vital index, and direct-illumination type panel lamp because its straight-down negative light-emitting mode brightness and in terms of
Opposite side entering type panel light has very big advantage, can be easy reach 4200Lm or more, and be not necessarily to light guide plate, cost phase
To lower.Wherein, direct-illumination type panel lamp and side entering type panel light are all made of the light that LED chip is lambert's light type in existing industry
Source, and 2 β of its luminous beam angle is calculated according to scientific optical design1/2It is 120 °.And at present on the market in order to further ensure
To high photosynthetic efficiency, the direct-illumination type panel lamp of thinner thickness, the prior art generallys use normal lambertian light type LED light source and is overlapped
The mode of mirror can reach more uniform light mixing effect though can increase certain light emitting angle in relatively short distance, by
It in the use of secondary optical lens, also needs to be spaced a distance between diffuser plate and secondary optical lens, although comparing tradition
The thickness of direct-illumination type panel lamp is reduced, the limit of the type direct-illumination type panel lamp under the level of the prior art on the market
Thickness also most thin can only accomplish 3cm, simultaneously because the cost of the addition product of lens also relatively heightens.
Although the above side entering type and straight-down negative LED panel lamp, because of its respective peculiar feature: when side entering type panel light is frivolous
Still, direct-illumination type panel lamp high brightness, free from glare and the respective advantages such as cost is relatively low, are increasingly liked by users,
But still be unable to satisfy people while pursuing low cost, frivolous fashion, both with high brightness etc. needed for.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of Novel panel lamp, it can reduce cost and lamps and lanterns be whole
Thickness, and also ensure that panel light meets the requirement of high photosynthetic efficiency, high brightness.
In order to solve the above technical problems, the technical solution of the utility model are as follows: a kind of Novel panel lamp, innovative point exist
In: the panel light includes several large-angle LED light sources in rectangular configuration,
The whole height of the large-angle LED light source is limited as H, entire length L, overall width W, and H < 1mm；
Depth-width ratio H:W >=0.6 of the large-angle LED light source, height are long than H:L >=0.4.
Further, the panel light includes substrate, large-angle LED light source and diffuser plate, if being provided on the substrate
Dry large-angle LED light source, the large-angle LED light source goes out the LED chip of light using five faces, in the large-angle LED light source
Top is equipped with diffuser plate, and defines an air layer between substrate and diffuser plate jointly.
Further, the large-angle LED light source includes LED chip body and is covered on the LED chip body top surface
And the fluorescent colloid wrapping layer of side.
Further, the fluorescent colloid wrapping layer number of plies for being covered on LED chip body top surface be one layer or one layer with
On.
Further, the panel light includes several large-angle LED light sources, arrangement mode are as follows: the substrate is multiple
Spaced discontinuous strip substrate, the large-angle LED light source are correspondingly arranged on strip substrate, and adjacent two strip
Large-angle LED light source on substrate is staggered.
Utility model has the advantages that
Panel light in the utility model uses large-angle LED light source, excites the glimmering of LED light source surface by shortwave chip
Optical cement body wrapping layer is realized and is shone, and using the different depth-width ratio of LED light source, high long ratio, realizes greater angle；In addition, wide-angle
Light source controls under light source depth information simultaneously, and light source its thickness under panel light application can be lower than 15mm in the present invention；And this
Invention is applied in backlight display field, and under high dynamic range HDR display requires, optical thickness can be 4mm, it can full
The HDR of the ultra-thin straight-down negative local delustring of foot, which is shown, to be required；
Compared with conventional straight-down negative LED luminescent panel lamp, the thickness of panel light source can be greatly reduced, realizes the light of panel light
Thinning；For conventional side entering type LED luminescent panel, the utility model patent structure is (guide-lighting due to not having light guide plate
The light-conductive rate of plate is generally 93% or so), reduce because light guide plate and bring light intensity loss, light intensity are more uniform, light mixing
Effect is more preferable, guarantees the high brightness requirement of panel light.Therefore, the thicker drawback of direct-illumination type panel lamp is not only improved, is had both
The frivolous advantage of side entering type panel light, while relatively traditional direct-illumination type panel lamp further reduces the particle of built-in LED chip
Number, and product cost can be greatly lowered without additional secondary lens.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the top view of the utility model panel light.
Fig. 2 is the side view of the utility model first embodiment Novel panel lamp.
Fig. 3 is the utility model first embodiment large-angle LED light source structural schematic diagram.
Fig. 4 is the light-emitting angle side view of H19 product in embodiment.
Fig. 5 is the light-emitting angle side view of H14 product in embodiment.
Fig. 6 is the long side light-emitting angle side view of C1007 product in embodiment.
Fig. 7 is the short side light-emitting angle side view of C1007 product in embodiment.
Fig. 8 is the long side light-emitting angle side view of C0806 product in embodiment.
Fig. 9 is the short side light-emitting angle side view of C0806 product in embodiment.
Figure 10 is the long side light-emitting angle side view of C0805 product in embodiment.
Figure 11 is the short side light-emitting angle side view of C0805 product in embodiment.
Figure 12 is the long side light-emitting angle side view of C1007-b product in embodiment.
Figure 13 is the short side light-emitting angle side view of C1007-b product in embodiment.
Figure 14 is the side view of the utility model second embodiment Novel panel lamp.
Figure 15 is the utility model second embodiment large-angle LED light source structural schematic diagram.
Specific embodiment
The following examples can make professional and technical personnel that the utility model be more fully understood, but therefore will not
The utility model is limited among the embodiment described range.
Embodiment 1
The present embodiment Novel panel lamp, as shown in Figure 1, including substrate 1 and several large-angle LED light sources in rectangular configuration
2, substrate 1 uses multiple spaced discontinuous strip substrates, and large-angle LED light source 2 is correspondingly arranged on strip substrate,
And the large-angle LED light source 2 on adjacent two strips substrate is staggered；The whole height of large-angle LED light source 2 is limited as H, it is whole
Body length is L, overall width W, and H < 1mm, and depth-width ratio H:W >=0.6 of large-angle LED light source 2, high length is than H:L >=0.4.
In embodiment, large-angle LED light source 2 goes out the LED chip of light using five faces, as shown in Fig. 2, in large-angle LED light
The top in source 2 is equipped with diffuser plate 3, and defines an air layer 4 between substrate 1 and diffuser plate 3 jointly.
In the present embodiment, as shown in figure 3, large-angle LED light source 2 is including LED chip body 21 and is covered on the LED core
The outer fluorescent colloid wrapping layer 22 of 21 top surface of piece ontology and side.
By taking the large-angle LED light source 2 of the present embodiment structure as an example, in order to compare the different depth-width ratio of large-angle LED light source 2
And the high long light-emitting angle more different than realizing, under identical height, the LED light source light-emitting angle correlation data of different chip sizes
It is as follows:
Note: the wherein selection of light-emitting angle is following standard: being base with conventional 50% when choosing long side light-emitting angle
Directrix, which is chosen, obtains the long side light-emitting angle Distribution Value；And due to when special wide-angle goes out light (i.e. with conventional 50%
For benchmark line choose its angle reach 170 and its more than), avoid receiving light effect it is uneven caused by wide-angle go out light variation and become
Influence when gesture is unobvious, therefore when selection this patent wide-angle goes out the short side light-emitting angle of optical chip, go out light
Angle, which is chosen with 70% for benchmark line, obtains the short side light-emitting angle Distribution Value.
As can be seen from the above table, under the conditions of being highly 385 μm, in the LED light source of different chip sizes: working as LED light
When the long ratio of source height, depth-width ratio are less than 0.3, such as in table shown in H14 and H19, go out the distribution of light space angle and be similar to lambert
Light type, i.e. its light-emitting angle are 120 °；And when using the present invention in wide-angle square type LED light source C1007, C0806 and
When C0805, under the conditions of identical height, with the variation of different chip sizes, when the height of light source is long than becoming from 0.401
When 0.544, lambert's structure that relatively traditional light-emitting angle is 120 ° carries out selection long side with conventional 50% for benchmark line and goes out light
Its long side light-emitting angle can reach 145 ° and 155 ° when angle.And its depth-width ratio is also successively increased from 0.726,0.848 with 0.955
Under, when carrying out choosing short side light emitting angle for benchmark line with 70% its short side light-emitting angle also from 126 °, 130 ° with 137 ° successively
Become larger.
It can be seen that in the present invention under the conditions of being highly 375 μm, in the LED light source of different rectangular dies sizes,
With the increase of chip size, cause under the high long trend than being consequently increased with depth-width ratio, longer side and a shorter side light-emitting angle
Constantly becoming larger.
By taking the large-angle LED light source 2 of the present embodiment structure as an example, in order to compare the different depth-width ratio of large-angle LED light source 2
And the high long light-emitting angle more different than realizing, the LED light source light-emitting angle correlation data of identical chips size is such as under different height
Following table:
As can be seen from the above table, in identical chips, the different LED light source of height: the wide-angle square type LED in the present invention
Light source C1007 and C1007b, under the conditions of identical chips, with the variation of different light source height, when light source height from 385 to
678.1 μm when increasing considerably, long ratio of height is significantlyd change from 0.401 to 0.706, and it is the progress of benchmark line with conventional 50%
Long side light-emitting angle is chosen, value increases to 168 ° from 145 °；And it is 1.279 that the depth-width ratio, which is also increased considerably from 0.726, and
Its short side light-emitting angle ° becomes larger from 126 ° to 150 under the conditions of light intensity 70% is that benchmark line is chosen.
It can be seen that in chip size being 530 μm of 960x in the present invention, in the LED light source of different height, with core
The increase of piece height causes under the high long trend than being consequently increased with depth-width ratio, and longer side and a shorter side light-emitting angle is not
It is disconnected to become larger.
Embodiment 2
The present embodiment structure is substantially the same manner as Example 1, as shown in Figure 1, including substrate 1 and several in rectangular configuration big
Angle LED light source 2, substrate 1 use multiple spaced discontinuous strip substrates, and large-angle LED light source 2 is correspondingly arranged at
On strip substrate, and the large-angle LED light source 2 on adjacent two strips substrate is staggered；Limit the whole of large-angle LED light source 2
Body height is H, entire length L, overall width W, and H < 1mm, and depth-width ratio H:W >=0.6 of large-angle LED light source 2 is high
Length is than H:L >=0.4.
In embodiment, large-angle LED light source 2 goes out the LED chip of light using five faces, as shown in figure 4, in large-angle LED light
The top in source 2 is equipped with diffuser plate 3, and defines an air layer 4 between substrate 1 and diffuser plate 3 jointly.
The difference is that: as shown in figure 5, LED light source includes LED chip body 21, in 21 light-emitting surface of LED chip body
On be provided with interior fluorescent colloid wrapping layer 23, form packaging body A, the top surface of packaging body A and side be additionally provided be translucent or
The outer fluorescent colloid wrapping layer 22 of transparence forms packaging body B；Phosphor concentration in interior fluorescent colloid wrapping layer 23 is denoted as
w1, the phosphor concentration in outer fluorescent colloid wrapping layer 22 is denoted as w2, and w1 >w2。
In the present embodiment, fluorescent powder quality accounting is 50~90% in interior fluorescent colloid wrapping layer 23, outer fluorescent colloid packet
Fluorescent powder quality accounting is 0~40% in covering layer 22.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.This
The technical staff of industry is retouched in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
That states only illustrates the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model
It will also have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.This is practical new
Type is claimed range and is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of Novel panel lamp, it is characterised in that: the panel light includes several large-angle LED light sources in rectangular configuration,
The whole height of the large-angle LED light source is limited as H, entire length L, overall width W, and H < 1mm；It is described
Depth-width ratio H:W >=0.6 of large-angle LED light source, height are long than H:L >=0.4.
2. Novel panel lamp according to claim 1, it is characterised in that: the panel light includes substrate, large-angle LED light
Source and diffuser plate,
Several large-angle LED light sources are provided on the substrate, the large-angle LED light source goes out the LED chip of light using five faces,
It is equipped with diffuser plate in the top of the large-angle LED light source, and defines an air layer between substrate and diffuser plate jointly.
3. Novel panel lamp according to claim 1 or 2, it is characterised in that: the large-angle LED light source includes LED core
Piece ontology and the fluorescent colloid wrapping layer for being covered on the LED chip body top surface and side.
4. Novel panel lamp according to claim 3, it is characterised in that: described to be covered on the glimmering of LED chip body top surface
The optical cement body wrapping layer number of plies is one or more layers.
5. Novel panel lamp according to claim 2, it is characterised in that: the panel light includes several large-angle LED light
Source, arrangement mode are as follows: the substrate is multiple spaced discontinuous strip substrates, the large-angle LED light source pair
It should be arranged on strip substrate, and the large-angle LED light source on adjacent two strips substrate is staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821642542.9U CN209325432U (en) | 2018-10-10 | 2018-10-10 | A kind of Novel panel lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821642542.9U CN209325432U (en) | 2018-10-10 | 2018-10-10 | A kind of Novel panel lamp |
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| CN209325432U true CN209325432U (en) | 2019-08-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916543A (en) * | 2020-07-21 | 2020-11-10 | 深圳市光脉电子有限公司 | Ultraviolet lamp packaging structure |
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2018
- 2018-10-10 CN CN201821642542.9U patent/CN209325432U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916543A (en) * | 2020-07-21 | 2020-11-10 | 深圳市光脉电子有限公司 | Ultraviolet lamp packaging structure |
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