CN206802795U - LED plane light source - Google Patents
LED plane light source Download PDFInfo
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- CN206802795U CN206802795U CN201720301057.4U CN201720301057U CN206802795U CN 206802795 U CN206802795 U CN 206802795U CN 201720301057 U CN201720301057 U CN 201720301057U CN 206802795 U CN206802795 U CN 206802795U
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- layer
- optical waveguide
- cushion
- plastic uptake
- light source
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Abstract
The utility model discloses a kind of LED plane light source, including optical waveguide layer, reflecting layer, plastic uptake cushion and backboard, optical waveguide layer has two relative surfaces and respectively light guiding surface and exiting surface, reflecting layer is located at the light guiding surface of optical waveguide layer, plastic uptake cushion is between backboard and reflecting layer, plastic uptake cushion is the plastic uptake product being made up of convex portion and recess arranged end, and the folded structure of optical waveguide layer, reflecting layer and plastic uptake cushion composition is tabular, has some light guiding points between reflecting layer and optical waveguide layer.The utility model is due to containing plastic uptake cushion, not only there is buffering deformation function, and then be advantageous to lift service life, and there is the advantages of light, attractive in appearance, saving material, line source can be converted into area source simultaneously, realize flat illumination, and luminous uniform, soft, and and cost it is low, simple in construction, easy to implement.
Description
Technical field
The utility model belongs to photoelectron luminescent device manufacturing field, more particularly to a kind of LED plane light source.
Background technology
LED (Light Emitting Diode, light emitting diode) technologies with its power saving, brightness is high, service life is long and
The advantages that anti-seismic performance is good is widely popularized, and application of the LED in terms of normal lighting and display in recent years is increasingly
Extensively.Commonplace utilization, such as LED lamp panel, i.e., in the multiple LED lamp holders of array-like arrangement in a lampshade, and in lampshade
Interior to set corresponding drive circuit, this structure is although simple and practical, but LED lamp panel uses straight-down negative LED light source form, than
More dazzling, the uniform light degree sent is bad (uniformity is less than 70%).Then, dealer have developed a kind of LED planar lamp,
Such LED planar lamp is square plane and the inside part also all to be plane, mainly in a rectangular base according to
Reflecting plate, light guide plate and the diffuser plate of secondary mounting plane shape, and in base and in the side edge mounted LED lamp of light guide plate
Bar, light reaches the purpose for improving the uniformity under the collective effect of reflecting plate and light guide plate by multiple reflections, and passes through expansion
Falling apart effectively prevents dazzle.
Such LED planar lamp can emit light and heat at work, if caused heat can not shed in time, based on expanding with heat and contract with cold
Principle, LED planar lamp is easily deformed, damaged, so reduction of service life.
In order to overcome disadvantages mentioned above, the positive innovation research of the design people, to create a kind of new LED planar lights
Source.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of LED plane light source, due to containing plastic uptake cushion,
Not only with buffering deformation function, and then service life is lifted, and there is the advantages of light, attractive in appearance, saving material, while energy
It is enough that line source is converted into area source, realize flat illumination, and luminous uniform, soft, and and cost is low, scientific structure design,
It is easy to implement.
In order to solve the above technical problems, the technical scheme that the utility model uses is：A kind of LED planar lights are provided
Source, including optical waveguide layer, reflecting layer, plastic uptake cushion and backboard, the optical waveguide layer have two relative surfaces and are respectively to lead
Smooth surface and exiting surface, the reflecting layer are located at the light guiding surface of the optical waveguide layer, and the plastic uptake cushion is located at the backboard and institute
Between stating reflecting layer, the plastic uptake cushion is the plastic uptake product being made up of convex portion and recess arranged end, the optical waveguide layer, institute
The folded structure for stating reflecting layer and plastic uptake cushion composition is tabular, is had between the reflecting layer and the optical waveguide layer some
Light guiding points.
Further say, the optical waveguide layer and the plastic uptake cushion are all tabular, and the optical waveguide layer is parallel to described
Plastic uptake cushion.
Further say, the optical waveguide layer and the plastic uptake cushion are all wedge shape, and the optical waveguide layer is close to the suction
The one side for moulding cushion is the first inclined-plane, and the plastic uptake cushion is the second inclined-plane close to the one side of the optical waveguide layer, described the
One inclined-plane is parallel with second inclined-plane, and the reflecting layer is located at first inclined-plane and described second and stated between inclined-plane.
Further say, the thickness of the plastic uptake cushion is 0.3-15mm.
Further say, the LED plane light source also includes diffusion layer, light source and frame, and the diffusion layer is positioned at described
The lower section of optical waveguide layer, the diffusion layer, the light source, the optical waveguide layer, the reflecting layer, the plastic uptake cushion and the back of the body
Plate is fixed in the frame, and the light source is located at the side of the optical waveguide layer.
Further say, some light guiding points are located on the light guiding surface or reflecting layer of the optical waveguide layer towards the leaded light
The one side of layer.
Further say, the light guiding points its arrangement density nearer from the light source is smaller.
Further say, the plastic uptake cushion be layer of PVC, pet layer, PP layers, PE layers, PMMA layers, PC layers, PS layers or its
The plastic layer of its material.
Further say, the light guiding points are by ink, laser dotting or the point or line structure that are molded directly within guide-lighting layer surface
Into.
Further say, the optical waveguide layer is glassy layer or clarity plastic layer, and the clarity plastic layer is PMMA layers, PC
Layer, GPPS layers or pet layer.
The beneficial effects of the utility model are：The advantages of the utility model at least have it is following some：
First, the utility model includes optical waveguide layer, reflecting layer, plastic uptake cushion and backboard, due to backboard and reflecting layer it
Between employ plastic uptake cushion, not only there is deformation function of buffering when expanding with heat and contract with cold, and due to plastic uptake cushion material compared with
It is thin, be advantageous to improving radiating effect, make product that there is the advantages of service life is long, additionally it is possible to subtract in transportation with buffering
The effect of shake, it can effectively avoid damaging in transportation, convenience in transport；
2nd, because plastic uptake cushion of the present utility model is the plastic uptake product that is made up of convex portion and recess arranged end, because
And buffering effect is more preferable, and because it uses plastic uptake technique, therefore compare saving material, and it is light, greatly save material cost；
3rd, optical waveguide layer of the present utility model can use wedge shape, and now plastic uptake cushion is also wedge shape, after the two overlapping,
Tabular is still formed, is equally applicable to the guide-lighting more efficient of LED planar lamp, strong applicability, and wedge structure, is being led on an equal basis
Under light efficiency, wedge-shaped guide-lighting Rotating fields more save the material of optical waveguide layer, and the guide-lighting Rotating fields compared to conventional platy can be with
/ 3rd material is saved, more meets national energy-saving consumption reduction policy, is also beneficial to reduce product cost；
4th, because plastic uptake cushion of the present utility model is vacuum suction in die surface, aftershaping, technique letter are cooled down
It is single, easy processing；
5th, plastic uptake cushion of the present utility model can design different floral designs, more attractive.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below
Describe in detail bright as after.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1 of the present utility model；
Fig. 2 is the structural representation of embodiment 2 of the present utility model；
Fig. 3 is the overall structure diagram after the assembling of embodiment 1 of the present utility model；
Fig. 4 is the overall structure diagram after the assembling of embodiment 2 of the present utility model；
Fig. 5 is the structural representation of plastic uptake cushion of the present utility model；
Fig. 6 is the diagrammatic cross-section of plastic uptake cushion of the present utility model；
Each several part mark is as follows in accompanying drawing：
Optical waveguide layer 1, the first inclined-plane 11, reflecting layer 2, plastic uptake cushion 3, convex portion 31, recess 32, the second inclined-plane 33, backboard
4th, diffusion layer 5, light source 6 and frame 7.
Embodiment
Illustrate specific embodiment of the present utility model below by way of particular specific embodiment, those skilled in the art can
The advantages of the utility model is understood by content disclosed in the present specification easily and effect.The utility model can also it is other not
Same mode is practiced, i.e. under the scope of without departing substantially from disclosed in this utility model, can give different modification and change.
Embodiment 1：A kind of LED plane light source, as shown in Fig. 1, Fig. 3, Fig. 5 and Fig. 6, including optical waveguide layer 1, reflecting layer 2, suction
Cushion 3 and backboard 4 are moulded, the optical waveguide layer 1 has two relative surfaces and respectively light guiding surface and exiting surface, the reflection
Layer 2 is located at the light guiding surface of the optical waveguide layer 1, and the plastic uptake cushion 3 is described between the backboard 4 and the reflecting layer 2
Plastic uptake cushion 3 is the plastic uptake product being made up of convex portion 31 and the arranged end of recess 32, the optical waveguide layer 1, the and of the reflecting layer 2
The folded structure that the plastic uptake cushion 3 forms is tabular, has some light guiding points between the reflecting layer 2 and the optical waveguide layer 1.
The optical waveguide layer 1 and the plastic uptake cushion 3 are all tabular, and the optical waveguide layer 1 buffers parallel to the plastic uptake
Layer 3.
The thickness of the plastic uptake cushion 3 is 0.3-15mm.
Preferably, the thickness of the plastic uptake cushion 3 is 0.5-10mm.
The LED plane light source also includes diffusion layer 5, light source 6 and frame 7, and the diffusion layer 5 is located at the optical waveguide layer 1
Lower section, the diffusion layer 5, the light source 6, the optical waveguide layer 1, the reflecting layer 2, the plastic uptake cushion 3 and the back of the body
Plate 4 is fixed in the frame 7, and the light source 6 is located at the side of the optical waveguide layer 1.
In a kind of embodiment of the present utility model, the backboard 4 and the frame 7, which can be integrated, to be molded into
Type.
Some light guiding points are located on the light guiding surface or reflecting layer 2 of the optical waveguide layer 1 towards the one of the optical waveguide layer 1
Face.
The light guiding points its arrangement density nearer from the light source is smaller.
The plastic uptake cushion 3 is PVC (pvc material) layer, PET (polyethylene terephthalate) layer, PP
(polypropylene) layer, PE (polyethylene) layer, PMMA (polymethyl methacrylate) layer, PC (makrolon) layer, PS (polystyrene)
The plastic layer of layer or other materials.The PS layers include but is not limited to ordinary polystyrene (GPPS), high impact polystyrene
(HIPS), expandable polystyrene (EPS) and metallocene polystyrene (SPS)；The PE layers include but is not limited to high density and gathered
Ethene (HDPE) and low density polyethylene (LDPE) (LDPE).
The light guiding points are by ink, laser dotting or are molded directly within the point of the guide-lighting layer surface or line is formed.
The optical waveguide layer is glassy layer or clarity plastic layer, the clarity plastic layer be PMMA layers, PC layers, GPPS layers or
Pet layer.
Embodiment 2：A kind of LED plane light source, as shown in Fig. 2, Fig. 4, Fig. 5 and Fig. 6, structure is same as Example 1, different
Part is：
The optical waveguide layer 1 and the plastic uptake cushion 3 are all wedge shape, and the optical waveguide layer 1 is close to the plastic uptake cushion 3
One side be the first inclined-plane 11, the plastic uptake cushion 3 is the second inclined-plane 33 close to the one side of the optical waveguide layer 1, described first
Inclined-plane 11 is parallel with second inclined-plane 33, the reflecting layer 2 be located at first inclined-plane 11 with described second state inclined-plane 33 it
Between.
Operation principle and the course of work of the present utility model are as follows：
The light that light source is sent is injected into optical waveguide layer from the side of optical waveguide layer, when light be mapped to optical waveguide layer light guiding surface (or
The reflecting surface in reflecting layer) on each light guiding points when, reflected light can toward all angles spread, then destroy conditioned reflex by leaded light
The exiting surface of layer projects, and line source can be converted into area source, reflecting layer can also be anti-by light in addition to providing light guiding points
It is emitted back towards in optical waveguide layer, for improving the service efficiency of light, light projects through diffusion layer afterwards；
The utility model includes optical waveguide layer, reflecting layer, plastic uptake cushion and backboard, due to being adopted between backboard and reflecting layer
With plastic uptake cushion, not only there is the deformation function of buffering when expanding with heat and contract with cold, and because plastic uptake cushion material is relatively thin, have
Beneficial to improving radiating effect, make product that there is the advantages of service life is long, additionally it is possible to bumper and absorbing shock in transportation
Effect, it can effectively avoid damaging in transportation, convenience in transport；
Because plastic uptake cushion of the present utility model is the plastic uptake product that is made up of convex portion and recess arranged end, thus it is slow
It is more preferable to rush effect, and because it uses plastic uptake technique, therefore compare saving material, and it is light, greatly save material cost；
Optical waveguide layer of the present utility model can use wedge shape, and now plastic uptake cushion is also wedge shape, after the two overlapping, still
Tabular is formed, is equally applicable to the guide-lighting more efficient of LED planar lamp, strong applicability, and wedge structure, in equal guide-lighting effect
Under rate, wedge-shaped guide-lighting Rotating fields more save the material of optical waveguide layer, and the guide-lighting Rotating fields compared to conventional platy can be saved
/ 3rd material, more meet national energy-saving consumption reduction policy, be also beneficial to reduce product cost；
Because plastic uptake cushion of the present utility model is vacuum suction in die surface, aftershaping is cooled down, technique is simple,
Easy processing.
Plastic uptake cushion of the present utility model can design different floral designs, more attractive.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in other related technologies
Field, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
- A kind of 1. LED plane light source, it is characterised in that：Including optical waveguide layer (1), reflecting layer (2), plastic uptake cushion (3) and backboard (4), the optical waveguide layer has two relative surfaces and respectively light guiding surface and exiting surface, and the reflecting layer is located at the leaded light The light guiding surface of layer, the plastic uptake cushion is between the backboard and the reflecting layer, and the plastic uptake cushion is by convex The plastic uptake product that portion (31) and recess (32) arranged end are formed, the optical waveguide layer, the reflecting layer and the plastic uptake cushion The folded structure of composition is tabular, has some light guiding points between the reflecting layer and the optical waveguide layer.
- 2. LED plane light source according to claim 1, it is characterised in that：The optical waveguide layer and the plastic uptake cushion are all For tabular, the optical waveguide layer is parallel to the plastic uptake cushion.
- 3. LED plane light source according to claim 1, it is characterised in that：The optical waveguide layer and the plastic uptake cushion are all For wedge shape, and the optical waveguide layer is the first inclined-plane (11) close to the one side of the plastic uptake cushion, and the plastic uptake cushion is close The one side of the optical waveguide layer is the second inclined-plane (33), and first inclined-plane is parallel with second inclined-plane, and the reflecting layer is located at Between first inclined-plane and second inclined-plane.
- 4. LED plane light source according to claim 1, it is characterised in that：The thickness of the plastic uptake cushion is 0.3- 15mm。
- 5. LED plane light source according to claim 1, it is characterised in that：Also include diffusion layer (5), light source (6) and frame (7), the diffusion layer is located at the lower section of the optical waveguide layer, the diffusion layer, the light source, the optical waveguide layer, the reflecting layer, The plastic uptake cushion and the backboard are fixed in the frame, and the light source is located at the side of the optical waveguide layer.
- 6. LED plane light source according to claim 1, it is characterised in that：Some light guiding points are located at the optical waveguide layer Light guiding surface or the reflecting layer on towards the optical waveguide layer one side.
- 7. LED plane light source according to claim 5, it is characterised in that：The light guiding points its row nearer from the light source Cloth density is smaller.
- 8. LED plane light source according to claim 1, it is characterised in that：The plastic uptake cushion be layer of PVC, pet layer, PP layers, PE layers, PMMA layers, PC layers or PS layers.
- 9. LED plane light source according to claim 1, it is characterised in that：The light guiding points are by ink, laser dotting or straight Connect the point for being molded over the guide-lighting layer surface or line is formed.
- 10. LED plane light source according to claim 1, it is characterised in that：The optical waveguide layer is glassy layer or transparent plastic Layer, the clarity plastic layer is PMMA layers, PC layers, GPPS layers or pet layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720301057.4U CN206802795U (en) | 2017-03-24 | 2017-03-24 | LED plane light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720301057.4U CN206802795U (en) | 2017-03-24 | 2017-03-24 | LED plane light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206802795U true CN206802795U (en) | 2017-12-26 |
Family
ID=60730233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720301057.4U Active CN206802795U (en) | 2017-03-24 | 2017-03-24 | LED plane light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206802795U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106801801A (en) * | 2017-03-24 | 2017-06-06 | 昆山市见兴电子材料有限公司 | LED plane light source |
-
2017
- 2017-03-24 CN CN201720301057.4U patent/CN206802795U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106801801A (en) * | 2017-03-24 | 2017-06-06 | 昆山市见兴电子材料有限公司 | LED plane light source |
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