CN109780497A - Automobile LED light lens - Google Patents
Automobile LED light lens Download PDFInfo
- Publication number
- CN109780497A CN109780497A CN201711118840.8A CN201711118840A CN109780497A CN 109780497 A CN109780497 A CN 109780497A CN 201711118840 A CN201711118840 A CN 201711118840A CN 109780497 A CN109780497 A CN 109780497A
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- Prior art keywords
- block
- led light
- optically focused
- light source
- lens
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
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Abstract
A kind of automobile LED light lens, including LED light source, lens, the LED light source is fixed on the rear of lens by radiator, the lens include incident block, optically focused block, the incidence block, optically focused block are sequentially connected from back to front, the rear side of the optically focused block is equipped with astigmatism striped, and the light that the LED light source projects successively passes through astigmatism striped, incident block, optically focused block.The beneficial effect is that: by the way of direct irradiation, avoid the loss in refracting process to light, it can be improved the effective rate of utilization of light source, and realizing the raising with light value with by way of focal imaging, carry out optically focused again after light being diffused by the decorative pattern at the lens back side, light type can be thus made to do wider, effect also can be more preferable.
Description
Technical field
The present invention relates to automobile lamp accessories field, especially a kind of automobile LED light lens.
Background technique
LED light source is applied in the rapid development of automobile lamp industry at present, on distance light implementation, mainly takes
LED+ reflecting mirror+lens mode is realized.Such structure design first carries out light source primary in the reflecting mirror of cone cylinder shape
Reflection, carries out optically focused when then passing through lens again, in the step of light is reflected by reflecting mirror, once disappear to light
Consumption reduces the utilization rate of light source, and light, by lens used in the prior art, light integrally will appear most bright spot, i.e.,
Illumination is successively decreased, and tolerance is high, and irradiating width is obviously insufficient, and core light repeats to concentrate superposition, and light utilization is relatively low.
Summary of the invention
The purpose of the present invention is to solve the above problems, devise a kind of automobile LED light lens.Specific design scheme
Are as follows:
A kind of automobile LED light lens, including LED light source, lens, after the LED light source is fixed on lens by radiator
Side, the lens include incident block, optically focused block, and the incidence block, optically focused block are sequentially connected from back to front, after the optically focused block
Side is equipped with astigmatism striped, and the light that the LED light source projects successively passes through astigmatism striped, incident block, optically focused block.
The LED light source is fixed on the front end of the radiator by PBC plate, and the plate-like structure of PBC plate is described
The plate structure of PBC plate is disposed vertically, and the LED light source is located at the front end of the PBC plate of plate structure, the PBC plate
Rear end is fixedly connected with the radiator, and the LED light source is located in the focus of the optically focused block.
The astigmatism striped includes multiple scattering strips, and the axial direction of the scattering strip is vertically distributed, the scattering strip
Radial section be one of trapezium structure, arcuate structure, triangular structure, multiple scattering strips are along the incident block
Rear side surface linear array distribution on left and right horizontal section.
The LED light source is point light source, and the folding of scattering formula occurs when passing through the astigmatism striped for the light of the LED light source
It penetrates, along straightline propagation in the incident block, optically focused block, light collecting refraction occurs when projecting the optically focused block.
The automobile LED light lens that above-mentioned technical proposal through the invention obtains, the beneficial effect is that:
By the way of direct irradiation, the loss in refracting process to light is avoided, can be improved the effective rate of utilization of light source, and is led to
It crosses by way of focal imaging and realizes the raising with light value, carried out again after being diffused light by the decorative pattern at the lens back side
Optically focused can thus make light type do wider, and effect also can be more preferable.
Detailed description of the invention
Fig. 1 is the side structure schematic view of automobile LED light lens of the present invention；
Fig. 2 is the overlooking structure diagram of lens of the present invention；
Fig. 3 is that the light of LED light source of the present invention passes through the side view index path of lens；
Fig. 4 is the irradiation light spectrogram that the mode of LED+ reflecting mirror+lens of the present invention is realized；
Fig. 5 is the irradiation light spectrogram that automobile LED light lens of the present invention are realized；
Fig. 6 is the backsight pictorial diagram of incident block of the present invention；
Fig. 7 is that optically focused block of the present invention faces pictorial diagram；
Fig. 8 is the backsight structural representation of incident block of the present invention；
Fig. 9 is the general assembly drawing of automobile LED light lens of the present invention；
Figure 10 is the internal explosion structural schematic diagram of automobile LED light lens of the present invention；
In figure, 1, LED light source；2, lens；21, incident block；22, optically focused block；23, astigmatism striped；3, radiator；4, adornment frame.
Specific embodiment
The present invention is specifically described with reference to the accompanying drawing.
Fig. 1 is the side structure schematic view of automobile LED light lens of the present invention；Fig. 2 is lens of the present invention
Overlooking structure diagram, as shown in Figure 1 and Figure 2, a kind of automobile LED light lens, including LED light source 1, lens 2, the LED light
Source 1 is fixed on the rear of lens by radiator 3, and the lens 2 include incident block 21, optically focused block 22, and the incidence block 21 gathers
Light block 22 is sequentially connected from back to front, and the rear side of the optically focused block 22 is equipped with astigmatism striped 23, the light that the LED light source 1 projects
Line successively passes through astigmatism striped 23, incident block 21, optically focused block 22.
The LED light source 1 is fixed on the front end of the radiator 3 by PBC plate, and the plate-like structure of PBC plate is described
The plate structure of PBC plate is disposed vertically, and the LED light source 1 is located at the front end of the PBC plate of plate structure, the PBC plate
Rear end is fixedly connected with the radiator 3, and the LED light source 1 is located in the focus of the optically focused block 22.
The astigmatism striped 23 includes multiple scattering strips, and the axial direction of the scattering strip is vertically distributed, the scattering
The radial section of item is one of trapezium structure, arcuate structure, triangular structure, and multiple scattering strips are along the incident block
21 rear side surface linear array distribution on left and right horizontal section.
The LED light source 1 is point light source, and when passing through the astigmatism striped 23 scattering formula occurs for the light of the LED light source 1
Refraction light collecting folding occurs when projecting the optically focused block 22 along straightline propagation in the incident block 21, optically focused block 22
It penetrates
Embodiment 1
Fig. 2 is the overlooking structure diagram of lens of the present invention；Fig. 3 is the light of LED light source of the present invention by lens
Side view index path, as shown in Figure 2 and Figure 3, light is issued from the LED light source 1, be irradiated on the astigmatism striped 23, due to
The rear side surface of the astigmatism striped 23, which exists, to rise and fall, and light can be incident by different angles, then realizes the folding of different angle
It is propagated in the incident block 21, optically focused block 22 after penetrating, realizes the purpose of astigmatism, the light after scattering, range of exposures is wider,
When light is projected by the optically focused block 22, on front side of hemispherical dome structure play the effect of convex lens optically focused, keep light poly-
Hold together, and forms the light cluster to successively decrease from middle part to two sides illumination, since the range of exposures after scattering is wider, and spotlight effect phase
Together, so the irradiating width after its optically focused also can be wider.
Embodiment 2
Fig. 4 is the irradiation light spectrogram that the mode of LED+ reflecting mirror+lens of the present invention is realized；Fig. 5 is automobile of the present invention
The irradiation light spectrogram that LED light source lens are realized, as shown in Figure 4, Figure 5, since scattering process is not recessed rule scattering, and
It is the irregular scattering realized by multiple scattering strips, so its light is more evenly distributed, although its middle part illumination is still after optically focused
So most strong, but irradiating width will increase, illumination tolerance of successively decreasing can also reduce, and avoid light caused by concentrating optically focused excessively poly-
Hold together problem, improve and match light value, whole without most bright spot, light is by significantly more efficient utilization.
Embodiment 3
Fig. 6 is the backsight pictorial diagram of incident block of the present invention；Fig. 7 is that optically focused block of the present invention faces pictorial diagram, is such as schemed
6, shown in Fig. 7, the incidence block 21, the overall structure that astigmatism striped 23 is single injection-molded, the incidence block 21 is along left and right
The vertical cross-section in direction is in rectangular configuration, and the optically focused block 22 is the hemispherical dome structure swelled forward, after the optically focused block 22
Side is equipped with the rectangular shaped rim for mutually agreeing with the rectangular configuration of incident block 21, and the incidence block 21 passes through rectangle with optically focused block 22
Frame interference connection,
Overall structure is simple, by existing production technology equipment, can realize production in conjunction with new mold, improvement of manufacturing line at
This is low.
Embodiment 4
Fig. 9 is the general assembly drawing of automobile LED light lens of the present invention；Figure 10 is automobile LED light lens of the present invention
Internal explosion structural schematic diagram, as shown in Figure 9, Figure 10, the LED light source are driven and are controlled, the LED light source 1 by pcb board
It is connect between lens 2 by adornment frame 4, and the focal length between the LED light source 1 and lens 2 is adjusted and protected by adornment frame
It holds.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of them part may be made, belongs to the scope of protection of the present invention it
It is interior.
Claims (5)
1. a kind of automobile LED light lens, including LED light source (1), lens (2), the LED light source (1) passes through radiator (3)
It is fixed on the rear of lens (2), which is characterized in that the lens (2) include incident block (21), optically focused block (22), the incidence
Block (21), optically focused block (22) are sequentially connected from back to front, and the rear side of the optically focused block (22) is equipped with astigmatism striped (23), described
The light that LED light source (1) projects successively passes through astigmatism striped (23), incident block (21), optically focused block (22).
2. automobile LED light lens according to claim 1, which is characterized in that the LED light source (1) passes through PBC plate
It is fixed on the front end of the radiator (3), the plate-like structure of PBC plate, the plate structure of the PBC plate is disposed vertically, institute
The front end that LED light source (1) is located at the PBC plate of plate structure is stated, the rear end and the radiator (3) of the PBC plate are fixed
Connection, the LED light source (1) are located in the focus of the optically focused block (22).
3. automobile LED light lens according to claim 1, which is characterized in that the incidence block (21), astigmatism striped
It (23) is the overall structure of single injection-molded, the vertical cross-section of the incidence block (21) in left-right direction is in rectangular configuration, institute
Stating optically focused block (22) is the hemispherical dome structure swelled forward, the rear side of the optically focused block (22) be equipped with for incident block (21)
The rectangular shaped rim that rectangular configuration is mutually agreed with, the incidence block (21) are connect with optically focused block (22) by rectangular shaped rim interference.
4. automobile LED light lens according to claim 1, which is characterized in that the astigmatism striped (23) includes more
The axial direction of a scattering strip, the scattering strip is vertically distributed, and the radial section of the scattering strip is trapezium structure, arc knot
One of structure, triangular structure, multiple scattering strips along the incident block (21) rear side surface in left and right horizontal section
Upper linear array distribution.
5. automobile LED light lens according to claim 1, which is characterized in that the LED light source (1) is point light source,
The refraction of scattering formula occurs when passing through astigmatism striped (23) for the light of the LED light source (1), the incident block (21),
Along straightline propagation in optically focused block (22), light collecting refraction occurs when projecting optically focused block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711118840.8A CN109780497A (en) | 2017-11-14 | 2017-11-14 | Automobile LED light lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711118840.8A CN109780497A (en) | 2017-11-14 | 2017-11-14 | Automobile LED light lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109780497A true CN109780497A (en) | 2019-05-21 |
Family
ID=66494465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711118840.8A Pending CN109780497A (en) | 2017-11-14 | 2017-11-14 | Automobile LED light lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109780497A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202000031511A1 (en) * | 2020-12-18 | 2022-06-18 | Blutec S P A In Amministrazione Straordinaria | IMPROVED LED FOG LIGHT |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009146762A (en) * | 2007-12-14 | 2009-07-02 | Stanley Electric Co Ltd | Projection lens of direct projector type lamp |
| CN101929651A (en) * | 2009-05-25 | 2010-12-29 | Lg伊诺特有限公司 | Clearance component, lens and have clearance component and the lighting device of lens |
| US20140111984A1 (en) * | 2012-10-22 | 2014-04-24 | Cree, Inc. | Beam shaping lens and led lighting system using same |
| CN104048262A (en) * | 2013-03-15 | 2014-09-17 | 欧司朗有限公司 | Lens and illuminating device |
-
2017
- 2017-11-14 CN CN201711118840.8A patent/CN109780497A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009146762A (en) * | 2007-12-14 | 2009-07-02 | Stanley Electric Co Ltd | Projection lens of direct projector type lamp |
| CN101929651A (en) * | 2009-05-25 | 2010-12-29 | Lg伊诺特有限公司 | Clearance component, lens and have clearance component and the lighting device of lens |
| US20140111984A1 (en) * | 2012-10-22 | 2014-04-24 | Cree, Inc. | Beam shaping lens and led lighting system using same |
| CN104048262A (en) * | 2013-03-15 | 2014-09-17 | 欧司朗有限公司 | Lens and illuminating device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202000031511A1 (en) * | 2020-12-18 | 2022-06-18 | Blutec S P A In Amministrazione Straordinaria | IMPROVED LED FOG LIGHT |
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Application publication date: 20190521 |