CN205048378U - Optical pipe and corresponding lighting apparatus - Google Patents
Optical pipe and corresponding lighting apparatus Download PDFInfo
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- CN205048378U CN205048378U CN201520465015.5U CN201520465015U CN205048378U CN 205048378 U CN205048378 U CN 205048378U CN 201520465015 U CN201520465015 U CN 201520465015U CN 205048378 U CN205048378 U CN 205048378U
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- photoconductive tube
- broached
- tooth design
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Abstract
The utility model relates to an optical pipe and corresponding lighting apparatus, this optical pipe along vertical extending direction extension includes: multiunit sawtooth structure, it is located one side of optical pipe is and follow the optical pipe vertical extending direction is separated by the predetermined distance each other and is arranged, with be used for with light in the optical pipe is followed couplingout in the optical pipe, wherein, the sawtooth basal surface of the at least a set of sawtooth structure in the multiunit sawtooth structure for vertical extending direction's of optical pipe inclination is greater than zero.
Description
Technical field
Each embodiment of the present utility model relates to lighting field, relates more specifically to a kind of photoconductive tube and corresponding lighting apparatus.
Background technology
Along with the development of light guide techniques, photoconductive tube is widely used in automotive lighting.The application of common photoconductive tube technology comprises and utilizes photoconductive tube to realize continuous print photoconduction coupling output, wherein the side of photoconductive tube is furnished with continuous print light output coupled structure, thus continuous print linear light can be exported via photoconductive tube, such light output is visually continuous, smooth.
This photoconductive tube that utilizes that Fig. 1 shows prior art realizes the structural representation of continuous print photoconduction coupling output.
Wherein, photoconductive tube 20 ' along the longitudinal bearing of trend extends, and an one end is furnished with light source 10 '.The light launched of light source 10 ' enters photoconductive tube 20 ' and bearing of trend along photoconductive tube 20 ' is propagated from an above-mentioned end coupling.The side of photoconductive tube 20 ' is furnished with continuous print light output coupled structure 21 ', light output coupled structure 21 ' is generally broached-tooth design, it is generally used for the opposite side coupling output of the light in photoconductive tube 20 ' from photoconductive tube 21 ', thus the continuous print photoconduction coupling light realized exports.
Although utilize photoconductive tube to realize continuous print photoconduction coupling output increased popularity, " multipoint mode " bright dipping design still occupies one seat.Typically " multipoint mode " bright dipping design comprises the Combination Design of light source and reflector, but this kind of typical " multipoint mode " bright dipping design obviously needs more light source and the design of complicated reflector.
Another kind of that easily expect or potential " multipoint mode " bright dipping design utilizes the photoconductive tube with discontinuous light output coupled structure.
As shown in Figure 2, be similar to the photoconductive tube 20 ' shown in Fig. 1, photoconductive tube 20 in Fig. 2 " also bearing of trend extends along the longitudinal; an one end is furnished with light source 10 ", light source 10 " light launched enters photoconductive tube 20 from an above-mentioned end coupling " and along photoconductive tube 20 " bearing of trend propagation.But, different, photoconductive tube 20 " side be furnished with discontinuous many group broached-tooth designs 21 ".Many groups broached-tooth design 21 " preset distance of being separated by each other arranges, thus via photoconductive tube 20 " opposite side decoupling produce multipoint mode bright dipping.
Above-mentionedly potential utilize photoconductive tube 20 " " multipoint mode " light emitting structures simple; and can by regulating photoconductive tube 20 " many groups broached-tooth design 21 of side " serration depth and sawtooth frequency, control via often organizing broached-tooth design 21 " to the intensity of " point " formula bright dipping of coupling output outside photoconductive tube.
But, above-mentioned potential " multipoint mode " bright dipping design with the photoconductive tube of discontinuous optically-coupled export structure still has problems, namely owing to organizing broached-tooth design 21 more " in each sawtooth be all simply from a side surface of photoconductive tube inwardly cut different depth formed, although cause controlling many group broached-tooth designs 21 " the serration depth often organizing broached-tooth design and/or sawtooth frequency, but the quantity being limited by the broached-tooth design of the preliminary dimension that this cutting causes is difficult to effective increase, via above-mentioned many group broached-tooth designs 21 " the brightness uniformity of " multipoint mode " bright dipping be still difficult to ensure.
Utility model content
In view of more than, one of object of the present disclosure is to provide a kind of " multipoint mode " light pipe arrangement with brand-new broached-tooth design, it can improve the brightness uniformity of " multipoint mode " bright dipping effectively, and structure is simple, and for the light source of routine and " multipoint mode " bright dipping design of reflector, effectively save cost.
Therefore, first aspect of the present disclosure, provide a kind of photoconductive tube, it extends longitudinally direction and extends, it comprises: organize broached-tooth design more, it is positioned at the side of described photoconductive tube and is separated by preset distance along the direction described extending longitudinally of described photoconductive tube and arranges, for by the light in described photoconductive tube from coupling output in described photoconductive tube; Wherein, the sawtooth basal surface of at least one group of broached-tooth design in described many group broached-tooth designs is greater than zero relative to the angle of inclination in the direction extending longitudinally of described photoconductive tube.
According to the further embodiment of the disclosure, the sawtooth basal surface of any two groups of broached-tooth designs in described many group broached-tooth designs is different relative to the angle of inclination in the direction extending longitudinally of described photoconductive tube.
According to the further embodiment of the disclosure, when light source is arranged in a side end face of described photoconductive tube, the sawtooth basal surface of described many group broached-tooth designs increases along with the distance apart from described light source relative to the angle of inclination in the direction extending longitudinally of described photoconductive tube and increases.
According to the further embodiment of the disclosure, described many group broached-tooth designs are along the direction extending longitudinally disposed at equal distance of described photoconductive tube.
According to the further embodiment of the disclosure, described many group broached-tooth designs are evenly arranged along the direction extending longitudinally of described photoconductive tube.
According to the further embodiment of the disclosure, described many group broached-tooth designs are in line along the direction extending longitudinally of described photoconductive tube layout.
According to the further embodiment of the disclosure, the broached-tooth design of often organizing of described many group broached-tooth designs is designed such that the intensity of the light from described often group broached-tooth design coupling output is identical.
According to the further embodiment of the disclosure, described light source comprises at least one light emitting diode nude film.
According to second aspect of the present disclosure, provide a kind of lighting apparatus, it comprises the photoconductive tube described in above-mentioned any one.
According to the further embodiment of the disclosure, described lighting apparatus comprises automobile lamp
Accompanying drawing explanation
In the accompanying drawings, similar/identical Reference numeral usually runs through different views and refers to similar/identical part.Accompanying drawing also need not be drawn in proportion, but usually emphasizes the diagram to principle of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation with the photoconductive tube of continuous print broached-tooth design of prior art;
Fig. 2 shows the potential structural representation with the photoconductive tube of discontinuous broached-tooth design;
Fig. 3 shows the schematic diagram of the first cutting step of the broached-tooth design of the photoconductive tube according to an embodiment of the present disclosure;
Fig. 4 shows the schematic diagram of the second cutting step of the broached-tooth design of the photoconductive tube according to an embodiment of the present disclosure; And
Fig. 5 shows the enlarged diagram according to one group of broached-tooth design in many groups broached-tooth design of the photoconductive tube of an embodiment of the present disclosure.
Detailed description of the invention
Below with reference to accompanying drawing, each embodiment of the present disclosure is described in detail.One or more examples of embodiment are shown by accompanying drawing.Embodiment provided by elaboration of the present disclosure, and is not intended to as to restriction of the present disclosure.Such as, as an embodiment a part shown or described by feature may be used to generate another further embodiment in another embodiment.The disclosure is intended to comprise these and other modifications and variations belonging to disclosure scope and spirit.
As previously mentioned, one of object of the present disclosure is to provide a kind of " multipoint mode " light pipe arrangement with brand-new broached-tooth design.In order to make those skilled in the art clearly understand " multipoint mode " of the present disclosure photoconductive tube, the description by the cutting step to many group broached-tooth designs of the present disclosure is shown the structure of " multipoint mode " of the present disclosure photoconductive tube below.
Particularly, following two steps can be comprised according to the cutting step of the many groups broached-tooth design 21 on the photoconductive tube 20 of embodiment of the present disclosure:
First cutting step: based on required exit positions, forms predetermined cuts plane or the sawtooth base plane of many group broached-tooth designs with being separated by preset distance in the side of photoconductive tube;
Second cutting step: formed in above-mentioned predetermined cuts plane or sawtooth base plane and organize broached-tooth design more.
Fig. 3 shows the schematic diagram of the first cutting step of the broached-tooth design of the photoconductive tube according to an embodiment of the present disclosure.
As shown in Figure 3, photoconductive tube 20, bearing of trend X extends along the longitudinal; Light source 10, can be arranged in a side end face of photoconductive tube 20, and the light that this side end face is suitable for light source 10 to launch enters photoconductive tube 20 via this side end coupling.As is readily appreciated by a person skilled in the art, once light enters photoconductive tube 20, light will in photoconductive tube 20 along the longitudinal bearing of trend X propagate.
According to each embodiment of the present disclosure, light source 10 comprises any light source being suitable for launching random color and being suitable for being coupled with photoconductive tube 20 via a side end face of photoconductive tube 20.Exemplarily, light source 10 such as can comprise at least one light emitting diode nude film, and this light emitting diode nude film can be attached at an end of photoconductive tube 20.
Although only mention that light source arrangement is in an end of photoconductive tube above, but in other embodiments, light source also can be disposed in two ends of photoconductive tube according to embody rule, or even optically-coupled can be entered in photoconductive tube by other positions of photoconductive tube by light source.
According to embodiment of the present disclosure, above-mentioned first cutting step cuts formation by passing through on the surface in the side of photoconductive tube 20.
As shown in Figure 3, based on the exit positions of desired photoconductive tube 20, the predetermined cuts plane 22 of different angles is cut out on the surface in the side of photoconductive tube 20, as the skilled personnel can understand, the basal surface 22 of broached-tooth design that this predetermined cuts plane will will describe after forming, wherein at least one basal surface 22 is greater than zero relative to the tilt angle theta (combining see Fig. 5 below) of the direction X extending longitudinally of photoconductive tube 20, and at least two basal surfaces are different relative to the tilt angle theta of the direction X extending longitudinally of photoconductive tube 20.
Still, as shown in Figure 3, when light source 10 is only disposed in a side end face of photoconductive tube 20, predetermined cuts plane or basal surface 22 can increase along with the distance apart from light source 10 relative to the tilt angle theta of the direction X extending longitudinally of photoconductive tube 20 and increase.
Further, above-mentioned multiple basal surface 22 can also equidistant along the direction X extending longitudinally of photoconductive tube 20, be evenly arranged, and multiple basal surface 22 can be in line layout along the direction X extending longitudinally of described photoconductive tube 22.
But, in other embodiments, it will be understood by those skilled in the art that above-mentioned predetermined cuts plane or the tilt angle theta of basal surface 22 on photoconductive tube 20, position and spacing distance each other can be different.
Such as, according to the concrete bright dipping requirement of embody rule, above-mentioned predetermined cuts plane or the design attitude of basal surface 22 on photoconductive tube 20 can correspond to required go out luminous point and need not at equal intervals, be evenly arranged, and tilt angle theta can adjust arbitrarily relative to the position of light source and/or the requirement that goes out luminous intensity according to basal surface, thus the broached-tooth design 21 (discussing further) formed on basal surface 22 can be made below can to require that (such as going out luminous intensity) is by the opposite side coupling output of light from photoconductive tube 22 according to predetermined bright dipping.
In addition, above-mentioned multiple basal surface 22 can be in line layout on the side of photoconductive tube 20, such as can become curve or other patterned arrangement.
Fig. 4 shows the second cutting step signal of the broached-tooth design of the photoconductive tube according to an embodiment of the present disclosure.
As shown in Figure 4, this second step to be included in predetermined cuts plane or basal surface 22 that above-mentioned first step formed cutting further and to form multiple broached-tooth design, thus produces many group broached-tooth designs 21.
In order to clearly show above-mentioned second cutting step.The enlarged diagram of one group of broached-tooth design 21 in many groups broached-tooth design 21 has been shown in Fig. 5.
Visible in conjunction with Figure 4 and 5, predetermined cuts plane or basal surface 22 are θ relative to the angle of inclination of the direction X extending longitudinally of photoconductive tube 20.Namely above-mentioned second step forms many group broached-tooth designs 21 further in the predetermined cuts plane tilted or basal surface 22.
The often each sawtooth organized in broached-tooth design 21 of above-mentioned many group broached-tooth designs is α relative to the saw cut angle of predetermined cuts plane or basal surface 22, and the degree of depth of each sawtooth is H.
According to embodiment of the present disclosure, the above-mentioned number of sawtooth, the cutting angle α of each sawtooth and the depth H often organized in broached-tooth design 21 all can require according to predetermined bright dipping and adjust, thus make from often organize broached-tooth design 21 go out luminous intensity or brightness is consistent.
Below describe novel saw-tooth structure 21 of the present disclosure in detail, as can be seen from the above description, the structure of broached-tooth design of the present disclosure has been simple, be easy to processing.The potential broached-tooth design of itself and Fig. 2 designs the existence that maximum difference is predetermined cuts plane or base plane 22, because predetermined cuts plane or base plane 22 have tilt angle theta relative to the direction X extending longitudinally of photoconductive tube 20, this makes the often sawtooth number organized in broached-tooth design 21 of the present disclosure relatively to increase to some extent, and the depth H of sawtooth can be relatively less, this advantageously facilitates the design and processing of often organizing broached-tooth design.
Further, by utilizing broached-tooth design of the present disclosure, what photoconductive tube of the present disclosure more advantageously can control often to organize broached-tooth design goes out luminous intensity or brightness, thus realizes intensity or substantially consistent " multipoint mode " bright dipping of brightness.
In addition, can also lighting field be applied to according to photoconductive tube of the present disclosure, include but not limited to automotive lighting field, such as, can be applied to the day portable lighter, side-marker lamp, steering indicating light, brake lamp etc. of automobile.
Although illustrate and describe in detail the utility model in accompanying drawing and aforementioned description, these illustrate and describe and should be considered to illustrative or exemplary instead of restrictive; The utility model is not limited to the disclosed embodiments.Those skilled in the art are putting into practice in claimed invention, are appreciated that by research accompanying drawing, open and claims and are put into practice other variant of the disclosed embodiments.
In the claims, word " comprises " does not get rid of other element, and indefinite article "a" or "an" is not got rid of multiple.Discrete component or other unit can meet the function of the multiple projects set forth in the claims.That in mutually different embodiment or dependent claims, only records some feature only has the fact, and does not mean that the combination that advantageously can not use these features.When not departing from the spirit and scope of the application, the protection domain of the application is encompassed in that each feature recorded in each embodiment or dependent claims is any may be combined.
Any reference marker in the claims should not be understood to limit scope of the present utility model.
Claims (10)
1. a photoconductive tube (20), it extends longitudinally direction (X) and extends, and it is characterized in that, comprising:
Organize broached-tooth design (21) more, it is positioned at the side of described photoconductive tube (20) and is separated by preset distance along the direction described extending longitudinally (X) of described photoconductive tube and arranges, for by the light in described photoconductive tube from coupling output in described photoconductive tube;
Wherein, the described sawtooth basal surface (22) organizing at least one group of broached-tooth design in broached-tooth design (21) is greater than zero relative to the angle of inclination (θ) in the direction extending longitudinally of described photoconductive tube more.
2. photoconductive tube according to claim 1, is characterized in that,
The described angle of inclination difference of sawtooth basal surface (22) relative to the direction extending longitudinally of described photoconductive tube organizing any two groups of broached-tooth designs in broached-tooth design (21) more.
3. photoconductive tube according to claim 1 and 2, is characterized in that,
When light source (10) is arranged in a side end face of described photoconductive tube (20), the described sawtooth basal surface (22) organizing broached-tooth design (21) increases along with the distance apart from described light source (10) relative to the angle of inclination (θ) in the direction extending longitudinally of described photoconductive tube and increases more.
4. photoconductive tube according to claim 1 and 2, is characterized in that,
Organizing the extending longitudinally direction disposed at equal distance of broached-tooth design (21) along described photoconductive tube described more.
5. photoconductive tube according to claim 1 and 2, is characterized in that,
Described broached-tooth design (21) of organizing is evenly arranged along the direction extending longitudinally of described photoconductive tube more.
6. photoconductive tube according to claim 1 and 2, is characterized in that,
Described broached-tooth design (21) of organizing is in line along the direction extending longitudinally of described photoconductive tube layout more.
7. photoconductive tube according to claim 1 and 2, is characterized in that,
The described broached-tooth design of often organizing organizing broached-tooth design (21) is designed such that the intensity of the light from described often group broached-tooth design coupling output is identical more.
8. photoconductive tube according to claim 3, is characterized in that,
Described light source (10) comprises at least one light emitting diode nude film.
9. a lighting apparatus, is characterized in that, comprises the photoconductive tube according to any one of claim 1-8.
10. lighting apparatus according to claim 9, described lighting apparatus comprises automobile lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465015.5U CN205048378U (en) | 2015-07-01 | 2015-07-01 | Optical pipe and corresponding lighting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465015.5U CN205048378U (en) | 2015-07-01 | 2015-07-01 | Optical pipe and corresponding lighting apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN205048378U true CN205048378U (en) | 2016-02-24 |
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| CN201520465015.5U Active CN205048378U (en) | 2015-07-01 | 2015-07-01 | Optical pipe and corresponding lighting apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111051768A (en) * | 2017-09-12 | 2020-04-21 | 亮锐控股有限公司 | Support for vehicle signal lamp |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111051768A (en) * | 2017-09-12 | 2020-04-21 | 亮锐控股有限公司 | Support for vehicle signal lamp |
| CN111051768B (en) * | 2017-09-12 | 2023-02-03 | 亮锐控股有限公司 | Support for vehicle signal lamp |
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