CN201672444U - Structure of LED inner light distribution lens - Google Patents
Structure of LED inner light distribution lens Download PDFInfo
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- CN201672444U CN201672444U CN 201020158311 CN201020158311U CN201672444U CN 201672444 U CN201672444 U CN 201672444U CN 201020158311 CN201020158311 CN 201020158311 CN 201020158311 U CN201020158311 U CN 201020158311U CN 201672444 U CN201672444 U CN 201672444U
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- 238000005034 decoration Methods 0.000 claims abstract description 19
- 238000000465 moulding Methods 0.000 claims description 19
- 239000011796 hollow space material Substances 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000005494 condensation Effects 0.000 abstract 2
- 238000009833 condensation Methods 0.000 abstract 2
- 210000002583 cell-derived microparticle Anatomy 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 241001212149 Cathetus Species 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
Abstract
A structure of LED inner light distribution lens is used for being matched with a tubular decoration ring mold of vehicular position lamp or daytime running lamp. The structure comprises a light condensation part and is characterized in that: the structure of LED inner light distribution lens is composed of three parts, namely a light condensation part, a connection part and a direction control part; and the inner light distribution lens is a '']''-shaped member with a hollow groove. The structure of LED inner light distribution lens has the following advantages: simple structure, and capacity for realizing effective utilization of light with one same inner light distribution lens.
Description
Technical field
The utility model relates to automobile manufacturing field, and particularly, the utility model relates to lens structure in a kind of LED, and the lens structure is used for a kind of interior lens structure that car light is adopted as non-far and near light function light source in the described LED
Background technology
Europe has put teeth in since motor-driven vehicle day portable lighter before the several years, and LED is widely used in automobile more.In order to increase road safety, the special-purpose day portable lighter of EU Committee's decision various novel vehicle arrangement before 2011.
Position lamp or special-purpose day portable lighter be a kind of when starting motor-driven vehicle the automatic-opening special light fixture that is installed on surface outside the vehicle body, it can improve the visibility of other road users to motor vehicle significantly.A position lamp or a special-purpose day portable lighter also are a kind of non-long-and-short distant lights, can change signal lamp into and describe, and be that light distribution requirements is higher, be used in the headlight, daytime, use served as warning.
Therefore position lamp or a special-purpose day portable lighter mainly refer to non-illumination functions, and compare very energy-conservationly with the dipped headlights of present use, and power consumption only is the 25-30% of common car light, if use the LED technology, power consumption only is 10% of a common car light.
Because the LED ratio is easier to realize, therefore is applicable to position lamp or special-purpose day portable lighter.
Position lamp and day portable lighter mostly are the reflection face-type structural originally.For forming novel modeling structure, a now big multiposition lamp or a special-purpose day portable lighter often cooperate a kind of tubulose of employing, and the novel decorations circle of the inconsistent vehicle body ectosome of direction and vehicle body direction of advance moulding, and the outer body piercing circle moulding of the vehicle body that is used for LED is darker one by one tubular structure, and interior lens structure in the past there is no middle interconnecting piece and direction control part, and, because the LED wiring board needs certain space to add the installation buckle of interior lens, tiny tubular structure is inner not to be arranged at all.Common interior lens is very shallow, will cause wiring board need be placed into tubular structure inside, and therefore common interior lens tubulose moulding can't be arranged wiring board.
The light distribution requirements test is all tested with the vehicle body direction, usually the lens optical axis direction is consistent with the vehicle body direction in, but the tubulose that the position lamp of novel modeling structure or special-purpose day portable lighter cooperate, its direction and vehicle body direction of advance are often also inconsistent, and form an angle with the vehicle body direction, therefore adopt general interior lens structure can not realize luminous intensity distribution and installation function at all.
Like this, on the one hand, the tubulose moulding of the novel decorations circle of vehicle body ectosome moulding deep (moulding of so-called degree of depth vial shape promptly illustrates decorations circle tubular front end to terminal length), can't arrange wiring board, on the other hand because novel decorations circle moulding causing moulding restriction, its optical axis direction often with X to inconsistent, body piercing circle moulding internal placement LED is as position lamp or day portable lighter outside described vehicle body, adopt the interior lens of conventional total-reflection type will be difficult to realize light distribution requirements, promptly, be difficult to make its light to penetrate along the vehicle body direction fully, can't realize effective utilization of light.
Summary of the invention
For solving described problem, the purpose of this utility model is: lens structure in a kind of LED is provided, in the described LED lens structure be used for the position lamp of vehicle body ectosome or day portable lighter, as non-far and near light function light source adopted a kind of in the lens structure, can address the above problem.
For achieving the above object, technical solutions of the utility model are as follows:
Lens structure in a kind of LED, be used for cooperation position lamp or day portable lighter tubulose decorations circle moulding, comprise light collecting part, it is characterized in that, the lens structure is made up of light collecting part, connecting portion, direction control part three parts in the described LED, and described interior lens totally becomes "] " box-like shallow grooves shape.
Lens in this is designed to "] " box-like shallow grooves shape, its afterbody is the structure division of total-reflection type, also is the importation of light, and head is the direction of light control section, also is the output of light, and middle one section is the thin coupling part of wall thickness.Light is fully utilized after by the afterbody total reflection like this, towards the head transmission, passes through the effective control of head to light again, makes it press the vehicle body direction fully and penetrates, and realizes light distribution requirements.
According to lens structure in a kind of LED described in the utility model, it is characterized in that described light collecting part is formed with bowl-shape curved surface, become parallel light emergence with light total reflection with led light source.
Thus, all along the outgoing of interior lens direction, guaranteed the efficient utilization of LED light after the total reflection.
According to lens structure in a kind of LED described in the utility model, it is characterized in that described direction control part is formed with an inclined-plane, described inclined-plane tilt angle alpha is 0 ° to 39.05 a ° scope, exit facet forms the flake decorative pattern.
Thus, the inclined-plane that is specially designed by the ray refraction law can all be modified to the vehicle body direction with light, and through the flake decorative pattern of exit facet with its even diffusion, thereby realize light distribution requirements.In addition, angle of inclination, described inclined-plane can be decided according to concrete tubular structure angle of inclination (theory is between 0 to 50.95 degree),
According to lens structure in a kind of LED described in the utility model, it is characterized in that described middle interconnecting piece branch length is the 5-60mm range regulation.
Thus, according to lens structure in a kind of LED described in the utility model, propagate back approach axis control part through the air cathetus of mid portion, the middle interconnecting piece branch can suitably extend and shorten to adapt to the tubulose moulding of different depth.
According to lens structure in a kind of LED described in the utility model, it is characterized in that adopt the LED of 15 LWE67C models, the complexity decorations circle that departs from 9 degree with the vehicle body direction cooperates.
Thus, adopt the LED of 15 LWE67C models, can realize that the degree of depth reaches 60mm, the complexity decorations circle that departs from the 6-9 degree with the vehicle body direction cooperates.
According to lens structure in a kind of LED described in the utility model, it is characterized in that described connecting portion is the groove hollow space.
According to lens structure in a kind of LED described in the utility model, it is characterized in that described direction control part is formed with an inclined-plane, described inclined-plane tilt angle alpha is between 0 ° to 39.05 °.
The utility model project organization is simple, but very ingenious, with optically focused and organic the combining together of direction control, the high efficiency almost whole light of LED that utilize, the intermediate portion can arbitrarily be adjusted, thereby has creationaryly realized having the big degree of depth, the complexity decorations circle moulding of drift angle degree, high light distribution requirements.
According to lens structure in a kind of LED described in the utility model, lens in this is designed to "] " box-like shallow grooves shape, its afterbody is the structure division of total-reflection type, also is the importation of light.Head is the direction of light control section, also is the output of light, and middle one section is the thin coupling part of wall thickness.Light is fully utilized after by the afterbody total reflection like this, towards the head transmission, passes through the effective control of head to light again, makes it press the vehicle body direction fully and penetrates, and realizes light distribution requirements.
Advantage of the present utility model is simple in structure, and a same interior lens can be realized effective utilization of light, solves the difficult problem that moulding realizes.
Description of drawings
Fig. 1 is assembled to the outer body piercing circle moulding figure of vehicle body of decorations circle for lens in the LED.
Fig. 2 is assembled to decorations circle back dorsal view for lens in the LED.
Fig. 3 is a lens assembling schematic diagram in the LED.
Fig. 4 is the round figure of light.
Fig. 5 is a lens structural representation in the LED.
Fig. 6 is another schematic diagram of lens in the LED.
Among the figure, 1 is the decorations circle moulding of vehicle body ectosome, and 2 is lens structure in the LED, and 3 is light collecting part, 4 is connecting portion, 5 is the direction control part, and 6 is LED, and 7 is lens structure installation foot in the LED, 8 is lens head exit facet in the LED, 9 is the inclined-plane of lens structure direction control part in the LED, and 10 is the curved surface of the particular design of lens structure light collecting part in the LED, and 11 is support.
The specific embodiment
Below, in conjunction with the accompanying drawings lens structure in the LED of the present utility model is elaborated.
Embodiment 1
From figure as can be seen, be used in the LED of the present utility model the decorations circle moulding of lens structure and be tubular structure one by one, very dark and form an angle with the vehicle body direction.For the special decorations coil structures of this kind, lens in this is designed to "] shown in Figure 2 " box-like shallow grooves shape.It is made up of light collecting part, connecting portion, direction control part three parts.
The lens structure is used for the position lamp in the described LED.
As shown in Figure 3, the radioactivity light of LED enter light collecting part by behind the bowl-shape curved face total reflection of particular design all along the outgoing of interior lens direction, guaranteed the efficient utilization of LED light.Described bowl-shape curved surface convex surface is provided with towards the light collecting part outboard end.
Propagate back approach axis control part through the air cathetus of mid portion, a gradient that is specially designed by the ray refraction law is the inclined-plane of 14.65 degree, and light all is modified to the vehicle body direction.And through the flake decorative pattern of exit facet with its even diffusion, thereby realize light distribution requirements.Wherein row's decorative pattern yawing moment be for make along the light of coupling part internal communication also be modified to x to, the light that has utilized LED to send so to greatest extent is just might realize day portable lighter light distribution requirements of high request like this.
In the present embodiment, middle interconnecting piece branch length is 45mm, and the decorations circle departs from 9 degree with the vehicle body direction, adopts the LED of 15 LWE67C models.The lens structure is used for the position lamp in the described LED.
Except following difference, other make lens structure in the LED as embodiment 1.
The direction control part designs the inclined-plane that a gradient is 25 degree, and light all is modified to the vehicle body direction.And through the dentation decorative pattern of exit facet with its even diffusion, thereby realize light distribution requirements.
Described middle interconnecting piece branch length is 25mm, and the decorations circle departs from 17 degree with the vehicle body direction, adopts the LED of 15 LWE67C models.The lens structure is used for a day portable lighter in the described LED.
According to lens structure in the LED of the present utility model, its project organization is simple, but it is very ingenious, with optically focused and organic the combining together of direction control, the high efficiency almost whole light of LED that utilize, the intermediate portion can arbitrarily be adjusted, thereby has creationaryly realized having the big degree of depth, the complexity decorations circle moulding of drift angle degree, high light distribution requirements.A same interior lens can be realized effective utilization of light, solves the difficult problem that moulding realizes.
Claims (8)
1. lens structure in the LED, be used to cooperate automobile-used position lamp or day portable lighter tubulose decorations circle moulding, comprise light collecting part, it is characterized in that, the lens structure is made up of light collecting part, connecting portion, direction control part three parts in the described LED, and described interior lens totally becomes "] " box-like shallow grooves shape.
2. lens structure in a kind of LED as claimed in claim 1 is characterized in that described light collecting part is formed with bowl-shape curved surface, becomes parallel light emergence with the light total reflection with led light source.
3. lens structure in a kind of LED as claimed in claim 1 is characterized in that described direction control part is formed with an inclined-plane, and described inclined-plane tilt angle alpha is between 0 to 39.05 degree.
4. lens structure in a kind of LED as claimed in claim 1 is characterized in that described middle interconnecting piece branch length is the 5-60mm range regulation.
5. lens structure in a kind of LED as claimed in claim 1 is characterized in that, adopts the LED of 15 LWE67C models, and the complexity decorations circle that departs from 9 degree with the vehicle body direction cooperates.
6. lens structure in a kind of LED as claimed in claim 1 is characterized in that described connecting portion is the groove hollow space.
7. lens structure in a kind of LED as claimed in claim 3 is characterized in that described direction control part is formed with an inclined-plane, and described inclined-plane tilt angle alpha is between 0 ° to 39.05 °.
8. lens structure in a kind of LED as claimed in claim 1 is characterized in that, described exit facet forms the flake decorative pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020158311 CN201672444U (en) | 2010-04-13 | 2010-04-13 | Structure of LED inner light distribution lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020158311 CN201672444U (en) | 2010-04-13 | 2010-04-13 | Structure of LED inner light distribution lens |
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| Publication Number | Publication Date |
|---|---|
| CN201672444U true CN201672444U (en) | 2010-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201020158311 Expired - Fee Related CN201672444U (en) | 2010-04-13 | 2010-04-13 | Structure of LED inner light distribution lens |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696846A (en) * | 2015-03-04 | 2015-06-10 | 上海小糸车灯有限公司 | LED optical structure for car lamps |
| CN106427767A (en) * | 2016-10-14 | 2017-02-22 | 武汉通畅汽车电子照明有限公司 | LED position lamp with function of indicating battery capacity and lamp controlling device thereof |
| CN106427768A (en) * | 2016-10-14 | 2017-02-22 | 武汉通畅汽车电子照明有限公司 | Direct illuminating type turn signal lamp capable of displaying battery capacity and lamp control device |
| CN108662547A (en) * | 2018-06-11 | 2018-10-16 | 华域视觉科技(上海)有限公司 | Car light light emitting structure and car light lamps and lanterns |
-
2010
- 2010-04-13 CN CN 201020158311 patent/CN201672444U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696846A (en) * | 2015-03-04 | 2015-06-10 | 上海小糸车灯有限公司 | LED optical structure for car lamps |
| CN106427767A (en) * | 2016-10-14 | 2017-02-22 | 武汉通畅汽车电子照明有限公司 | LED position lamp with function of indicating battery capacity and lamp controlling device thereof |
| CN106427768A (en) * | 2016-10-14 | 2017-02-22 | 武汉通畅汽车电子照明有限公司 | Direct illuminating type turn signal lamp capable of displaying battery capacity and lamp control device |
| CN106427767B (en) * | 2016-10-14 | 2018-10-30 | 武汉通畅汽车电子照明有限公司 | A kind of lamp control device of the LED location lamp of display battery capacity |
| CN106427768B (en) * | 2016-10-14 | 2019-03-26 | 武汉通畅汽车电子照明有限公司 | A kind of lamp control device for the direct-injection type turn signal lamp showing battery capacity |
| CN108662547A (en) * | 2018-06-11 | 2018-10-16 | 华域视觉科技(上海)有限公司 | Car light light emitting structure and car light lamps and lanterns |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20101215 Termination date: 20160413 |