CN207778311U - A kind of car light and its light path conduction device - Google Patents
A kind of car light and its light path conduction device Download PDFInfo
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- CN207778311U CN207778311U CN201721859170.0U CN201721859170U CN207778311U CN 207778311 U CN207778311 U CN 207778311U CN 201721859170 U CN201721859170 U CN 201721859170U CN 207778311 U CN207778311 U CN 207778311U
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Abstract
The utility model provides a kind of light path conduction device of car light, including optical element, lens of car light and at least one light source, optical element can be the concentrator or reflective mirror for having multiple light focusing units, the one side of the lens of car light is equipped with the concentric circle line being sequentially increased from the center of circle to overall diameter, and the another side of lens of car light is plane；The focus of the optical element is overlapped with the focus of lens of car light in focus point, the light that the light source is sent out converges to the focus point through optical element and is projected from by lens of car light, a kind of light path conduction device of car light of the utility model makes the thickness of lens of car light be dramatically reduced, reduce the size of car light, be conducive to installation and the arrangement of automobile lamp and other parts, simple in structure, cost is relatively low.
Description
Technical field
The utility model is related to a kind of car light and its light path conduction devices, belong to field of automobile.
Background technology
Current automobile front moulding is maked rapid progress, the diversification of lens shape and can free arrangement combination personalization it is more
Modular form becomes mainstream styling trends.
Existing tradition distance light, dipped beam or distance-light integral LED PES units, no matter single mode group or multimode group shape
Formula, as shown in Figure 1, it is the structure of plane that the lens of car light 5a in the car light of the prior art, which is generally convex surface, another side on one side,
Form, shape is single, and opening size is big, and wall thickness is thick, to increase module space, whole lamp size and weight, is unfavorable for complexity
Various modeling transformation.
Therefore how while meeting the functions such as dipped beam, distance light, a kind of small, light-weight, especially lens are provided
Shape can diversified PES units, can not only realize dipped beam, far lighting, while effectively reducing module space and whole lamp ruler
It is very little, and arbitrary more modular forms can also be arranged into according to moulding demand, closely future automobile market is preferably adapted to preceding
The demand of headlight becomes the field current technology problem.
Utility model content
In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide a kind of car lights and its light path to pass
Device is led, can reduce the size of car light, it is simple in structure, cost is relatively low.
To achieve the above object, the utility model provides a kind of light path conduction device of car light, adopts the following technical scheme that：
Include for converging the optical element for the light that light source is sent out, lens of car light and at least one light source, the lens of car light
It is equipped with the concentric circle line being sequentially increased from the center of circle to overall diameter on one side, the another side of lens of car light is plane；
The focus of the optical element is overlapped with the focus of lens of car light in focus point, and the light that the light source is sent out is through light
Element is learned to converge to the focus point and project from by lens of car light.
As described above, a kind of light path conduction device of car light of the utility model, uses one side equipped with outside from the center of circle
Concentric circle line that diameter is sequentially increased, the lens that another side is plane are as lens of car light, so that the thickness of lens of car light
It is dramatically reduced, reduces the size of car light, be conducive to installation and the arrangement of automobile lamp and other parts, it is simple in structure,
Cost is relatively low.
Preferably, the lens of car light is Fresnel Lenses.Fresnel Lenses is also known as Fresnel lens or screw thread is saturating
Mirror.
Preferably, the front of the lens of car light is plane, and the concentric circle line is set to front or the back of the body of lens of car light
Face.
Preferably, the optical element has multiple light focusing units, the light focusing unit big, rear end diameter in point diameter
Small is tubaeform, and towards the focus of optical element, the rear end of light focusing unit is equipped with an optically focused mouth, Mei Geju for the front end of light focusing unit
A light source is designed in the optically focused mouth of light unit.In this way, what optical element can be sent out the light source in each optically focused mouth
Light converges to focus point and is transmitted to lens of car light, can improve brightness and the intensity of the light projected from lens of car light.
Preferably, each light focusing unit is in rotary structure, and the central axis of each light focusing unit intersects at the focus point.
Each light focusing unit is made of clear material, and the inside for the outer surface that light focusing unit is tubaeform can be reflective, the light in each optically focused mouth
The focus point is converged to after inner reflection of the light that source is sent out through the tubaeform outer surface of light focusing unit, and is eventually passed through
Lens of car light projects, and can improve brightness and the intensity of the light of lens of car light injection.
Preferably, the optical element is a reflective mirror with ellipsoid reflective surface, the light warp that the light source is sent out
The mirror reflection is to the focus point.Reflective mirror with ellipsoid reflective surface is easily fabricated, and the work(with optically focused
Can, it disclosure satisfy that the functional requirement of the optical element in the utility model, can make as the optical element in the utility model
With.
Preferably, further include barn door, barn door blocks some light from optical element directive lens of car light.
Preferably, the lens of car light is in non-circular.
Preferably, the lens of car light is rounded, rectangle, triangle or sector.
Preferably, the light source is LED light.
Correspondingly, the utility model also provides a kind of car light, including one or more above-mentioned technical proposals or its is any excellent
The light path conduction device of car light described in the technical solution of choosing.
As described above, the utility model is related to a kind of a kind of car light also car light with above-mentioned the utility model certainly
The advantageous effect of light path conduction device, details are not described herein again.
Description of the drawings
Fig. 1 is shown as the lens of car light that car light light path conduction device in the prior art uses.
Fig. 2 is shown as the lens of car light that the car light light path conduction device of the utility model uses, and is shown as lens of car light edge
The cross section view of its diameter.
Fig. 3 is shown as a kind of embodiment of the car light light path conduction device of the utility model, and lens of car light is shown as edge
The cross section view of its diameter.
Fig. 4 is shown as a kind of structure type of the beam condensing unit in Fig. 3, and beam condensing unit is shown as returning along each light focusing unit
Turn the cross section view of center line cutting.
Fig. 5 is shown as the another embodiment of the car light light path conduction device of the utility model, and lens of car light is shown as
Along the cross section view of its diameter.
What Fig. 6 and Fig. 7 was shown is respectively a kind of light type figure of single mode group of the car light light path conduction device of the utility model.
What Fig. 8, Fig. 9, Figure 10 were shown is respectively a kind of single mode group auxiliary of the car light light path conduction device of the utility model
The wide light type figure of extension.
Figure 11 is a kind of dipped beam light type figure of the car light light path conduction device of the utility model；
Figure 12 is a kind of distance light light type figure of the car light light path conduction device of the utility model；
Figure 13 to Figure 20 is respectively indicated as the light that the car light light path conduction device of the utility model is shown in vehicle label
The schematic diagram of bright area.
Component label instructions
1 optical element, 6 light source
2 light focusing unit, 7 concentric circle line
3 reflective mirror, 8 focus point
4 optically focused mouth, 9 light area
10 barn door of 5a lens of car light
5b lens of car light
Specific implementation mode
Illustrate that the embodiment of the utility model, those skilled in the art can be by these by particular specific embodiment below
Content disclosed by specification understands other advantages and effect of the utility model easily.
It should be clear that structure, ratio, size etc. depicted in this specification institute accompanying drawings, only coordinating specification to be taken off
The content shown is not limited to the enforceable restriction item of the utility model so that those skilled in the art understands and reads
Part, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing
Under the effect of the utility model can be generated and the purpose that can reach, should all still it fall in the revealed technology of the utility model
In the range of Rong get Neng is covered.Meanwhile it is cited such as "upper", "lower", "left", "right", " centre " and " one " in this specification
Deng term, be merely convenient to being illustrated for narration, rather than to limit the enforceable range of the utility model, relativeness
It is altered or modified, in the case where changing technology contents without essence, when being also considered as the enforceable scope of the utility model.
As shown in Figures 2 to 5, the utility model provides a kind of light path conduction device of car light, including is used to converge light source
The one side of optical element 1, lens of car light 5b and at least one light source 6 of the light sent out, the lens of car light 5b is equipped with certainly
The another side of the concentric circle line 7 that the center of circle is sequentially increased to overall diameter, lens of car light 5b is plane；The focus of the optical element 1
It is overlapped in focus point 8 with the focus of lens of car light 5b, the light that the light source 6 is sent out converges to the focusing through optical element 1
Point 8 is simultaneously projected from by lens of car light 5b.A kind of light path conduction device of car light of the utility model uses one side and is equipped with certainly
Concentric circle line 7 that the center of circle is sequentially increased to overall diameter, the lens that another side is plane are as lens of car light 5b, so that car light
The thickness of lens 5b is dramatically reduced, and reduces the size of car light, is conducive to installation and the cloth of automobile lamp and other parts
It sets, simple in structure, cost is relatively low.
In a kind of light path conduction device of car light of the utility model, the lens of car light 5b has concentric circle line 7, such as
Shown in Fig. 5, in terms of the centre section of lens of car light 5b, lens of car light 5b has the one side of concentric circle line 7 by a series of zigzag
Groove forms, and the concentric circle line 7 is actually ring-shaped incised groove, each incised groove and adjacent zigzag
Angle is different between groove, after light injects lens of car light 5b from focus point 8, by becoming parallel after lens of car light 5b
Light or divergent rays are projected to outside car light, and the incised groove of each annular can regard an independent lenslet as,
Light is adjusted to directional light.Preferably, the front of the lens of car light 5b is plane, and the concentric circle line 7 is set to lens of car light
The front or the back side of 5b.
In a kind of light path conduction device of car light of the utility model, the lens of car light 5b can will be from focus point 8
The light of directive lens of car light 5b is converted into parallel rays by the refraction of lens of car light 5b or divergent rays project, in car light
The one side of lens 5b is equipped with concentric circle line 7, and another side is plane, can by one with concentric circle line 7 facing towards focus point 8,
Can also by as the another side of plane towards focus point 8.As a preferred mode, the lens of car light 5b is Fresnel
Lens.Fresnel Lenses is also known as Fresnel lens or Fresnel lens, and the utility model may be implemented using Fresnel Lenses
Car light light path conduction device in lens of car light 5b function.Fresnel lens may be used transparent plastic PMMA, PC or
Person's glass flake is made, and is on one side smooth surface, which can be plane or small curvature radian face；Another side is spent with concentric circles
Line.Fresnel lens are light and thin compared to traditional convex lens, reach identical spotlight effect while saving material and space.
In a kind of light path conduction device of car light of the utility model, what the optical element 1 can send out light source 6
Light converges to focus point 8, as a preferred embodiment, as shown in Figure 3 and Figure 4, the optical element 1 has multiple poly-
Light unit 2, it is tubaeform that the light focusing unit 2 is big in point diameter, rear end diameter is small, and the front end of light focusing unit 2 is towards optics
The rear end of the focus of element 1, light focusing unit 2 is equipped with an optically focused mouth 4, and a light is designed in the optically focused mouth 4 of each light focusing unit 2
The focus in source 6, each light focusing unit is overlapped with focus point 8.In this way, optical element 1 can be by 6 institute of light source in each optically focused mouth 4
The light sent out converges to focus point 8 and is transmitted to lens of car light 5b, can improve from the brightness of the lens of car light 5b light projected and
Intensity.As shown in Figure 3 and Figure 4, each light focusing unit 2 is in rotary structure, and the central axis of each light focusing unit 2 intersects at described
Focus point 8.Each light focusing unit 2 is made of clear material, and the inside for the outer surface that light focusing unit 2 is tubaeform can be reflective, each poly-
The focusing is converged to after inner reflection of the light that light source 6 in optical port 4 is sent out through the tubaeform outer surface of light focusing unit 2
Point 8, and eventually pass through lens of car light 5b and project, brightness and the intensity of the light that lens of car light 5b is projected can be improved.
In a kind of light path conduction device of car light of the utility model, what the optical element 1 can send out light source 6
Light converges to focus point 8, as another preferred embodiment, as shown in figure 5, the optical element 1 has ellipsoid for one
The reflective mirror 3 of face reflective surface, the light that the light source 6 is sent out reflex to the focus point 8 through the reflective mirror 3.With ellipsoid
The reflective mirror 3 of face reflective surface is easily fabricated, and has the function of optically focused, disclosure satisfy that the optical element 1 in the utility model
Functional requirement, can be used as the optical element 1 in the utility model.
In car light, the shape for the lighted region that the light type shape car light of presentation is shown required for car light is frequently not
Circle, in order to enable car light shows required light type shape, as shown in Figure 3 and Figure 5, a kind of car light of the utility model
Light path conduction device further includes barn door 10, and barn door 10 blocks the part light from 1 directive lens of car light 5b of the optical element
There is light area 9, light area 9 to receive the light transmitted from optical element 1, pass through tune for line, the back sides the lens of car light 5b
Quantity and position, lens of car light 5b and the barn door 10 of the quantity of whole light source 6 and position, light focusing unit 2 can construct Bu Tong bright
Degree, light type of different shapes.In order to enable the light that light source 6 is sent out can be uses efficiently, it can be on barn door 10
Reflectorized material is coated, light, which can be reflected after being irradiated on barn door 10 and eventually pass through lens of car light 5b, to be projected.Barn door
10 concrete shape and arrangement determine according to light type shape to be shown needed for car light, herein can not exclusive list.One
As, the light source 6 in car light using LED etc. as car light is described in the light path conduction device of the car light of the utility model
Light source 6 can be LED light.
In the light path conduction device of the car light of the utility model, by design adjust LED light source 6 quantity and position,
The quantity of light focusing unit 2 and position, lens of car light 5b and barn door 10 can construct different brightness, light type of different shapes, vehicle
The shape of lamp lens 5b ensure have it is enough can freely change and arrange under the premise of capable of showing light type region, the car light
Lens 5b can be non-circular shape, can also rounded, rectangle, triangle or sector or other arbitrary shapes.
Different single mode group light can be obtained by being adjusted to the parameter of the light path conduction device of the car light of the utility model
Type figure, such as a kind of HOT SPOT light type figures of Fig. 6 single mode groups formed using the car light light guide of the utility model, Fig. 7 is aobvious
It is shown as the HOT SPOT light type figures of another single mode group of the formation of the car light light path conduction device using the utility model.Fig. 8,
What Fig. 9, Figure 10 were shown is respectively a kind of wide light type figure of single mode group auxiliary extension of the car light light path conduction device of the utility model.
The optical performance requirements or group of different light type can also be met using the light path conduction device of the car light of multiple the utility model
At different light type shapes, Figure 11 is is superimposed a kind of dipped beam for being obtained using the car light light path conduction device of multiple the utility model
Light type figure；Figure 12 is is superimposed a kind of distance light light type figure for being obtained using the car light light path conduction device of multiple the utility model.
By above-mentioned HOT SPOT light type and the wide light type superposition of auxiliary extension, i.e., the combination of the light path conduction device of multiple car lights can be achieved not
With the dipped beam or distance light light type of optical property.
In the light path conduction device of the car light of the utility model, by design adjust LED light source 6 quantity and position,
The quantity of light focusing unit 2 and position, lens of car light 5b and barn door 10 can construct different brightness, light type of different shapes, profit
The dipped beam light of different optical properties can be realized by way of superposition with the light path conduction device of the car light of multiple the utility model
Type or distance light light type.For the light fully sent out using light source 6 so that the brightness that lens of car light 5b is shown is stronger,
The focus of lens of car light 5b can be arranged in position corresponding with lens of car light 5b geometric centers.
As Figure 13 to Figure 20 is respectively indicated as the car light light path conduction device of the utility model shows in vehicle label
The schematic diagram of lighted region, in order to highlight vehicle emblem, the area represented by black dotted lines frame in the label in Figure 13 to Figure 20
Domain is lighted region.For example, the center position in vehicle label in fig. 13 has a black dotted lines frame of 4 rectangles, this four
Black dotted lines frame is the lighted region of car light, and the light path conduction device of the car light of four the utility model may be used to construct this
Lighted region, the shape of the lens of car light 5b of each light path conduction device or the light area 9 on lens of car light 5b and Figure 13
In a black dotted lines frame region it is identical, the light projected from lens of car light 5b makes the area in Figure 13 in black dotted lines frame
Domain sends out light.It can also need to be constructed with the light path conduction device of the car light of four the utility model as in Figure 14
This lighted region, the shape of the lens of car light 5b of each light path conduction device or the light area 9 on lens of car light 5b and figure
The region of a black dotted lines frame in 14 is identical, and the light projected from lens of car light 5b makes black dotted lines frame in Figure 13
In region send out light.Figure 15 to Figure 20 shows the different configuration mode of the lighted region on vehicle label, for these
Make, it is only necessary to the light path conduction device of quantity identical as the black dotted lines frame on vehicle label, according to Figure 15 to Figure 20
In vehicle label on black line frame region and the shape or car light of the lens of car light 5b of corresponding light path conduction device are set
Light area 9 on lens 5b, in this way, the light that the lens of car light 5b of each light path conduction device is projected can construct in figure
Lighted region.
Correspondingly, the utility model also provides a kind of car light, including one or more above-mentioned technical proposals or its is any excellent
The light path conduction device of car light described in the technical solution of choosing.The utility model is related to a kind of car light certainly also have above-mentioned
A kind of advantageous effect of the light path conduction device of car light of utility model, details are not described herein again.
In a kind of car light of the utility model, as shown in Figure 13 to Figure 20, region shown in each dotted line frame indicates one
Light type shown by the light path conduction device of car light can be constructed by the light path conduction device combination of one or more car light
Go out different light type shapes to meet different needs.Such as in figs. 13 and 14, in Figure 15 and Figure 16, Figure 17 and Figure 18
In, it respectively shows and the light path conduction device of one or more car light is used to be combined into different light type to highlight automobile
The case of mark.
In conclusion the utility model effectively overcomes various shortcoming in the prior art and has high industrial exploitation value
Value.
The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications completed under refreshing and technological thought or change, should be covered by the claim of the utility model.
Claims (10)
1. a kind of light path conduction device of car light, characterized in that include the optical element for converging the light that light source is sent out
(1), lens of car light (5b) and at least one light source (6), the one side of the lens of car light (5b) be equipped with from the center of circle to overall diameter according to
The another side of secondary increased concentric circle line (7), lens of car light (5b) is plane；
The focus of the optical element (1) is overlapped with the focus of lens of car light (5b) in focus point (8), and the light source (6) sends out
Light through optical element (1) converge to the focus point (8) and from by lens of car light (5b) project.
2. the light path conduction device of car light according to claim 1, it is characterised in that：The lens of car light (5b) is luxuriant and rich with fragrance alunite
That lens.
3. the light path conduction device of car light according to claim 1, it is characterised in that：The front of the lens of car light (5b)
For plane, the concentric circle line (7) is set to the front or the back side of lens of car light (5b).
4. the light path conduction device of car light according to claim 1, it is characterised in that：The optical element (1) has more
A light focusing unit (2), it is tubaeform that the light focusing unit (2) is big in point diameter, rear end diameter is small, before light focusing unit (2)
The focus towards optical element (1), the rear end of light focusing unit (2) is held to be equipped with an optically focused mouth (4), each light focusing unit (2) is gathered
A light source (6) is designed in optical port (4).
5. the light path conduction device of car light according to claim 3, it is characterised in that：Each light focusing unit (2) is in revolution
The central axis of body structure, each light focusing unit (2) intersects at the focus point (8).
6. the light path conduction device of car light according to claim 1, it is characterised in that：The optical element (1) is a tool
There are the reflective mirror (3) of ellipsoid reflective surface, the light that the light source (6) sends out to reflex to the focusing through the reflective mirror (3)
Point (8).
7. the light path conduction device of car light according to claim 1, it is characterised in that：Further include barn door (10), shading
Plate (10) blocks some light from optical element (1) directive lens of car light (5b).
8. the light path conduction device of car light according to claim 1, it is characterised in that：The lens of car light (5b) is in not rounded
Shape.
9. the light path conduction device of car light according to claim 1, it is characterised in that：The lens of car light (5b) is in circle
Shape, rectangle, triangle or sector.
10. a kind of car light includes the light path conduction device of one or more claim 1 to 9 any one of them car lights.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721859170.0U CN207778311U (en) | 2017-12-25 | 2017-12-25 | A kind of car light and its light path conduction device |
| PCT/CN2018/082542 WO2019127976A1 (en) | 2017-12-25 | 2018-04-10 | Vehicle lamp and light path transmission device thereof |
| JP2020535110A JP6994576B2 (en) | 2017-12-25 | 2018-04-10 | Vehicle lights and their optical path conduction devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721859170.0U CN207778311U (en) | 2017-12-25 | 2017-12-25 | A kind of car light and its light path conduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207778311U true CN207778311U (en) | 2018-08-28 |
Family
ID=63225027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721859170.0U Active CN207778311U (en) | 2017-12-25 | 2017-12-25 | A kind of car light and its light path conduction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207778311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111002608A (en) * | 2018-10-04 | 2020-04-14 | Zkw集团有限责任公司 | Device and method for producing a lens, fresnel lens |
-
2017
- 2017-12-25 CN CN201721859170.0U patent/CN207778311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111002608A (en) * | 2018-10-04 | 2020-04-14 | Zkw集团有限责任公司 | Device and method for producing a lens, fresnel lens |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee after: Hua Yu vision technology (Shanghai) Co., Ltd. Address before: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee before: Xiaoxi Car Lights Co., Ltd., Shanghai |
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| CP01 | Change in the name or title of a patent holder |