CN207569649U - The panel light of wide-angle strip source and light extraction without dark angle - Google Patents
The panel light of wide-angle strip source and light extraction without dark angle Download PDFInfo
- Publication number
- CN207569649U CN207569649U CN201721513355.6U CN201721513355U CN207569649U CN 207569649 U CN207569649 U CN 207569649U CN 201721513355 U CN201721513355 U CN 201721513355U CN 207569649 U CN207569649 U CN 207569649U
- Authority
- CN
- China
- Prior art keywords
- light
- substrate
- led chip
- angle
- wide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Led Device Packages (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 provides a kind of wide-angle strip source, including：LED chip, substrate, light transmission assembly；The LED chip is set on substrate, and light transmission assembly coats the LED chip, and the light transmission assembly is separate and be parallel to substrate is provided with translucent construction on one side；Light emitting angle increase of the light that LED chip is sent out after the translucent construction on substrate length direction.Can be realized using the technical program increases light source luminescent angle.The utility model additionally provides the panel light for setting above-mentioned strip source so that panel light light extraction is without dark angle.
Description
Technical field
The utility model is related to a kind of field of LED illumination, in particular to a kind of wide-angle strip source and light extraction without dark
The panel light at angle.
Background technology
One of most-often used technology arrived, occupies in daily life during LED lighting technology is made for people's lives
Indispensable status.Admittedly it is always the direction that people are continually striving to explore energy-efficient LED lighting technology.In the prior art
LED light source light-emitting area it is smaller, light emitting angle be 120 degree of Lambertian.When light source applications are in side entering type panel light, need compared with
More LED light sources are set on light source board, just can guarantee the normal brightness of light source, but the more LED light source of usage quantity simultaneously
Material cost and the installation cost that can cause product are high, and are unfavorable for the heat dissipation of LED light source, can influence the use of LED lamp
Service life.If but using less LED, blackening generation will be had between light source and light source, influences the use effect of LED lamp
Fruit, such as：When LED light source is used for panel light, it will cause panel lights locally to there is blackening, influences whole lamp using effect.
Utility model content
The purpose of the utility model is to overcome above-mentioned deficiency of the prior art, provide a kind of wide-angle strip source and
Panel light of the light extraction without dark angle；Increase light source luminescent angle by translucent construction.
In order to solve the above-mentioned technical problem, the utility model provides a kind of wide-angle strip source and light extraction without dark angle
Panel light, including：LED chip, substrate, light transmission assembly；
The LED chip is set on substrate, and light transmission assembly coats the LED chip, the light transmission assembly
It is separate and be parallel to substrate is provided with translucent construction on one side；The light that LED chip is sent out is after the translucent construction in base
Light emitting angle increase on plate length direction.
In a preferred embodiment, the light that the LED chip is sent out is after the translucent construction in substrate width
Light emitting angle on direction is constant.
In a preferred embodiment, the translucent construction includes the identical light transmitting cells of several shape sizes；It is described
Several light transmitting cells are arranged in parallel along the length direction of substrate, each light transmitting cells prolongs along the width direction of substrate
It stretches；
The light transmitting cells along the cross section of the length direction of substrate for one towards close to orientation substrate recessed curve,
Cross section along the width direction of substrate is the straight line with substrate-parallel.
In a preferred embodiment, some light of two adjacent LED chip transmittings is local after translucent construction
It overlaps, makes light emitting angle increase of the LED chip on substrate length direction.
In a preferred embodiment, the light transmission assembly is specially fluorescent glue；Fluorescent glue will be sent out from LED chip
Light be converted into white light and send out；The translucent construction is also fluorescent glue, is integrally formed with light transmission assembly.
In a preferred embodiment, fixing bracket is further included；The fixing bracket is set to the surrounding of fluorescent glue, surrounds
Fluorescent glue, for fixing fluorescent glue.
In a preferred embodiment, the substrate is bar shaped substrate；LED chip uniform intervals are set to bar shaped substrate
On.
In a preferred embodiment, the bar shaped substrate has conductive layer, and the surface of conductive layer is provided with control circuit
With positive and negative anodes pad, the positive and negative anodes of LED chip are electrically connected with positive and negative anodes pad, so that control circuit passes through positive and negative anodes pad
Connect LED chip.
In a preferred embodiment, the bar shaped substrate also has heat dissipating layer, for radiating to LED chip.
In order to solve the above-mentioned technical problem, the utility model additionally provides a kind of panel light of light extraction without dark angle, uses
Above-mentioned wide-angle strip source.
Compared to the prior art, the technical solution of the utility model has following advantageous effect：
1. some light of two adjacent LEDs chip emission is made to the disperse function of light by recessed translucent construction
Occur to overlap so as to which light source has blackening generation when solving the problems, such as that the sparse spacing of LED chip distribution is larger.Using this translucent construction,
It is the quantity for reducing LED chip without tight distribution LED chip, so that it may achieve the effect that light source luminescent area is big, save material
Expect cost and processing cost.And since the spacing between LED chip is big, also increase the heat dissipation area of light source, effectively
Radiating efficiency is improved, so as to improve product itself quality.
2. fluorescent glue is fixed with being uniformly arranged conducive to translucent construction by setting fixing bracket, so as to be conducive to the equal of light
Even injection.
3. light source is set as strip source is conducive to use of this light source on side entering type panel light, due to light source
Light emitting angle without blackening, is applied when on panel light greatly, and the light extraction of panel light is also just without dark angle, uniform light.
Description of the drawings
Fig. 1 is strip source stereogram in the preferred embodiment in the utility model；
Fig. 2 is strip source sectional view in the preferred embodiment in the utility model；
Fig. 3 is that light emits route map in the preferred embodiment in the utility model.
Specific embodiment
The utility model is described further below in conjunction with the drawings and specific embodiments.
Referring to figs. 1 to 3, a kind of wide-angle strip source, including：LED chip 4, substrate 3, light transmission assembly；
Specifically, the LED chip 4 is set on substrate 3, light transmission assembly coats the LED chip 4, described
Light transmission assembly is separate and be parallel to substrate 3 is provided with translucent construction on one side；
Translucent construction includes the identical light transmitting cells 11 of several shape sizes, their arrangement mode is：Several are thoroughly
Light unit 11 is arranged in parallel along the length direction of substrate 3；Also, each light transmitting cells 11 is along the width direction of substrate 3
Extension makes have one fixed width in the width direction of substrate 3 by the translucent construction that light transmitting cells 11 form.
More specifically, light transmitting cells 11 along the cross section of the length direction of substrate 3 for one towards close to substrate 3 side
To recessed curve, the cross section along the width direction of substrate 3 is the straight line parallel with substrate 3, i.e., light transmitting cells 11 be to
It close to the recessed curved surface in 3 direction of substrate.The light that LED chip 4 is sent out is after the translucent construction, using concave surface to light
Wide-angle disperse function make two adjacent LEDs chip 4 emit some light overlap, make light source in 3 length side of substrate
Upward light emitting angle increase.So as to solve the problems, such as LED chip 4 be distributed sparse spacing it is larger when light source have blackening generation.
So using this translucent construction, there is no need to tight distribution LED chips 4 again, so that it may it is big to reach light source luminescent area
Effect, reduce the quantity of LED chip 4, save material cost and processing cost.And since the spacing between LED chip 4 is big
, the heat dissipation area of light source is also increased, is effectively improved radiating efficiency, so as to improve product itself quality.
Since the cross section of the width direction along substrate 3 is the straight line parallel with substrate 3, so in the width of substrate 3
On direction the diverging of light wide-angle will not project, thus the light that sends out of the LED chip 4 after the translucent construction
Light emitting angle in 3 width direction of substrate is constant.
Since usually used LED chip 4 is blue chip or purple light chip, sent out in order to generate white light, it is described
Light transmission assembly is specially fluorescent glue 1；The light sent out from LED chip 4 is converted into white light and sent out by fluorescent glue 1；It is described
Photo structure is also fluorescent glue 1, is integrally formed with light transmission assembly.
For being uniformly arranged for translucent construction, light is enable uniformly to project, this programme further includes fixing bracket 2；It is described
Fixing bracket 2 is set to the surrounding of fluorescent glue 1, surrounds fluorescent glue 1, for fixing fluorescent glue 1, translucent construction is made uniformly to fix.
In addition, the substrate 3 is bar shaped substrate 3；4 uniform intervals of LED chip are set on bar shaped substrate 3.
In addition to being used for setting LED chip 4, the bar shaped substrate 3 also has conductive layer, and the surface of conductive layer is provided with control
Circuit and positive and negative anodes pad, the positive and negative anodes of LED chip 4 are electrically connected with positive and negative anodes pad so that control circuit pass through it is positive and negative
Pole pad connection LED chip 4.
The bar shaped substrate 3 also has heat dissipating layer, for radiating to LED chip 4.
A kind of panel light of light extraction without dark angle has used above-mentioned wide-angle strip source, due to shining for strip source
Angle without blackening, is applied when on panel light greatly, and the light extraction of panel light is also just without dark angle, uniform light.
The preferable specific embodiment of the above, only the utility model, but the design concept of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, utilizes this design
The change of unsubstantiality is carried out to the utility model, belongs to invade the behavior of scope of protection of the utility model.
Claims (10)
1. a kind of wide-angle strip source, it is characterised in that including：LED chip, substrate, light transmission assembly；
The LED chip is set on substrate, and light transmission assembly coats the LED chip, and the light transmission assembly is separate
And be parallel to substrate is provided with translucent construction on one side；The light that LED chip is sent out is long in substrate after the translucent construction
Spend the light emitting angle increase on direction.
2. wide-angle strip source according to claim 1, which is characterized in that the light that the LED chip is sent out passes through
Light emitting angle after the translucent construction on substrate width direction is constant.
3. wide-angle strip source according to claim 2, which is characterized in that the translucent construction includes several shapes
The identical light transmitting cells of size；Several described light transmitting cells are arranged in parallel along the length direction of substrate, each light transmission list
Member extends along the width direction of substrate；
The light transmitting cells along the cross section of the length direction of substrate for one towards close to orientation substrate recessed curve, along
The cross section of the width direction of substrate is the straight line with substrate-parallel.
4. wide-angle strip source according to claim 3, which is characterized in that the portion of two adjacent LED chip transmittings
Light splitter part superposition after translucent construction makes light emitting angle increase of the LED chip on substrate length direction.
5. the wide-angle strip source according to any one of claim 1-4, which is characterized in that the light transmission assembly
Specially fluorescent glue；The light sent out from LED chip is converted into white light and sent out by fluorescent glue；The translucent construction is also fluorescence
Glue is integrally formed with light transmission assembly.
6. wide-angle strip source according to claim 5, which is characterized in that further include fixing bracket；The fixed branch
The surrounding for being placed in fluorescent glue is set up, fluorescent glue is surrounded, for fixing fluorescent glue.
7. wide-angle strip source according to claim 1, which is characterized in that the substrate is bar shaped substrate；LED chip
Uniform intervals are set on bar shaped substrate.
8. wide-angle strip source according to claim 7, which is characterized in that the bar shaped substrate has conductive layer, leads
The surface of electric layer is provided with control circuit and positive and negative anodes pad, and the positive and negative anodes of LED chip are electrically connected, and then make with positive and negative anodes pad
It obtains control circuit and passes through positive and negative anodes pad connection LED chip.
9. wide-angle strip source according to claim 8, which is characterized in that the bar shaped substrate also has heat dissipating layer,
For radiating to LED chip.
10. panel light of a kind of light extraction without dark angle, it is characterised in that used in the claims 1 to 9 described in any one
Wide-angle strip source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721513355.6U CN207569649U (en) | 2017-11-14 | 2017-11-14 | The panel light of wide-angle strip source and light extraction without dark angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721513355.6U CN207569649U (en) | 2017-11-14 | 2017-11-14 | The panel light of wide-angle strip source and light extraction without dark angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207569649U true CN207569649U (en) | 2018-07-03 |
Family
ID=62694343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721513355.6U Active CN207569649U (en) | 2017-11-14 | 2017-11-14 | The panel light of wide-angle strip source and light extraction without dark angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207569649U (en) |
-
2017
- 2017-11-14 CN CN201721513355.6U patent/CN207569649U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103883989A (en) | LED lamp with heat dissipation device | |
| CN102853288A (en) | Optical element and light-emitting device having the same | |
| JP2012084274A (en) | Light-emitting device, light source body and lighting fixture | |
| CN201621640U (en) | Cross-shaped LED lamp holder | |
| JP2012069834A (en) | Light-emitting device and lighting unit | |
| JP2010161026A (en) | Illumination device | |
| CN106015973A (en) | LED lamp filament | |
| CN201209779Y (en) | LED lamp tube | |
| CN101789422B (en) | Light-emitting diode (LED) module | |
| CN205640259U (en) | LED (Light emitting diode) filament lamp | |
| US20150009662A1 (en) | Light-Emitting Module and Luminaire | |
| CN207569649U (en) | The panel light of wide-angle strip source and light extraction without dark angle | |
| CN201601146U (en) | Light-emitting diode (LED) | |
| CN201028326Y (en) | Novel LED illuminating body | |
| CN205806969U (en) | A kind of LED filament | |
| US20140286040A1 (en) | Lamp and Luminaire | |
| CN201215291Y (en) | Lamp holder | |
| KR101051845B1 (en) | LED module with light diffusion layer | |
| CN204732435U (en) | A kind of LED lamp bar | |
| CN103227266B (en) | LED encapsulation structure | |
| CN202338830U (en) | LED street lamp with even illumination within rectangular region | |
| JP2013115005A (en) | Lighting apparatus | |
| CN202452213U (en) | Light emitting diode bulb with high radiating efficiency | |
| CN201973495U (en) | LED (Light Emitting Diode) light source structure | |
| CN202349696U (en) | High-heat-radiation, light-decay-resistant and high-light-efficiency light-emitting diode |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |