CN201858598U - LED light guiding device - Google Patents
LED light guiding device Download PDFInfo
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- CN201858598U CN201858598U CN201020552681XU CN201020552681U CN201858598U CN 201858598 U CN201858598 U CN 201858598U CN 201020552681X U CN201020552681X U CN 201020552681XU CN 201020552681 U CN201020552681 U CN 201020552681U CN 201858598 U CN201858598 U CN 201858598U
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- leaded light
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- 238000007373 indentation Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 6
- 230000000007 visual effect Effects 0.000 abstract description 2
- 238000005034 decoration Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 235000019994 cava Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
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Abstract
The utility model discloses an LED light guiding device, which comprises light guiding bars and an LED light source.The light guiding bars comprises end-aligned rectangular bars, a first arc bar and a second arc bar.In the longitudinal direction of the rectangle bars, the plane of the first arc bar and the plane of the second arc bar are attached to the two opposite sides of the rectangle bars and are integrated with the rectangle bars into one piece.The boundary of the first arc bar is longer than the boundary of the side face of the rectangle bars, which are attached together.The attaching plane of the second arc bar is in accordant with that of the rectangle bars.The curved surface of the second arc bar is equipped with a plurality of indentations.According to the utility model, the light output rate of the light guiding bars is improved.The bottom of the light guiding bars are equipped with indentations, so that light beams inside the light guiding bars are uniformly outputted from the surface of the light guiding bars with a good visual effect.Meanwhile, the installation performance of the light guiding bars is improved by the apppearance structure of all the light guiding bars and the installation cost is reduced.
Description
Technical field
The utility model belongs to LED leaded light field, and specifically, the utility model relates to a kind of LED guiding device.
Background technology
Along with led light source in lighting field and country to the wideling popularize of led light source, led light source more and more has been used in industry-by-industry.At present most widely used in fields such as automobile decoration and interior decorations is exactly the product of led light source and the combination of leaded light bar, makes the LED spot light convert line source and area source to, to reach the effect of decoration.LED leaded light bar is a principle of utilizing reflection of light, diffusion, refraction, and the spot light of LED is converted to line source and area source.But because the particularity of led light source, the transmission of leaded light bar can't reach people's demand fully, and key is to have a big chunk light can consume at the led light source place.And the position of the shape of leaded light bar, size, angle and light source all can influence the conversion efficiency of spot light.Therefore, the structure of leaded light bar becomes a big key player who improves leaded light bar light output rating.General light-guiding strip structure is the cylindric of strip at present, perhaps the leaded light bar is made tubbiness; As publication number is the patent documentation of CN200810216465.5 disclosed " LED leaded light strip device and use the plane and the barrel-shaped light source of this device ", and China Patent No. is that the patent documentation of CN200520122351.6 discloses a kind of " housing face-plate and leaded light bar thereof ", they all be by the luminous direct irradiation of LED on cylindrical or the leaded light bar end face that caves inward, and there is following defective in these structures:
(1) as shown in Figure 5, plain cylindrical form leaded light bar can't make light beam enter the leaded light bar through repeatedly reflecting at leaded light bar end face, and light can be because the side light emission rate of leading portion leaded light bar be too high in leaded light bar internal transmission, cause light can not be transferred to the leaded light bar of rear end, thereby whole leaded light bar seems to have only leading portion that light is arranged, the phenomenon that the rear end does not work makes that the light output of whole leaded light bar is inhomogeneous, has influenced the light effect that of whole leaded light bar;
(2) LED that the end face structure that caves inward can not satisfy all shapes fully cooperates, and only is applicable to direct insertion LED.
The utility model content
The technical problems to be solved in the utility model provides a kind of LED guiding device, realizes improving the light output rating of LED leaded light bar, and makes the purpose of the even output of light of leaded light bar.
To achieve these goals, the technical solution adopted in the utility model is: a kind of LED guiding device, comprise leaded light bar and led light source, the rectangle that described leaded light bar comprises end part aligning is rectangular, first arc rectangular and second arc rectangular, on the rectangular length direction of described rectangle, described first arc rectangular with second arc rectangular respectively with its plane fit in rectangle rectangular relative two sides and with the rectangular one of becoming of rectangle; The border on the described first arc rectangular applying plane exceeds the border of the rectangular side of rectangle that fits with it, the described second arc rectangular applying plane is provided with some indentations with mutually concordant with its rectangular side of rectangle that fits on the described second arc rectangular curved surface.
Described first is arc rectangular and the second arc rectangular circular arc is concentric, and equal diameters.
Described indentation is a triangle, and this indentation is equidistant at interval to be provided with.
On the cross section of described leaded light bar, if described leaded light bar diameter is d, if the described first arc rectangular bow height is n, if the described second arc rectangular chord length is m, if the distance on arc rectangular applying plane, the described first arc rectangular applying plane to the second is b, the pass between described each size is n: b: d: m=1: 1.8: 3.3: 2.3.Getting described n is 2 millimeters, and b is 3.6 millimeters, and d is 6.6 millimeters, and m is 4.6 millimeters, and described indentation is 1 millimeter at the width along leaded light bar length direction.
Described leaded light bar material is transparent PC material.
Advantage of the present utility model is this kind of leaded light strip adoption structure, improved the light output rating of leaded light bar, bottom at the leaded light bar is provided with indentation, can make leaded light bar light beam inside from the evenly output of leaded light bar surface, reach good visual effect, and whole leaded light bar contour structures can improve the installation capability of leaded light bar, the reduction installation cost.
Description of drawings
Below the content of each width of cloth accompanying drawing expression of the utility model specification and the mark among the figure are briefly explained:
Fig. 1 is the structural representation of the utility model LED guiding device, and arrow is represented propagation path of light among the figure;
Fig. 2 looks schematic diagram for the utility model LED guiding device leaded light bar master;
Fig. 3 looks schematic diagram for the utility model LED guiding device leaded light bar left side, and arrow is represented the propagation path of this guiding device to fraction light among the figure;
Fig. 4 is the utility model LED guiding device leaded light bar bottom indentation leaded light principle partial enlarged drawing;
Fig. 5 is the propagation principle figure of the leaded light bar of ordinary construction in the background technology to light, and arrow is represented propagation path of light among the figure.
Mark among the above-mentioned figure is: 1, rectangle is rectangular; 2, first is arc rectangular; 3, second is arc rectangular; 4, leaded light bar; 5, led light source; 6, indentation.
The specific embodiment
Contrast accompanying drawing below, by description to embodiment, effect and operation principle, the manufacturing process of mutual alignment between the shape of the specific embodiment of the present utility model such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present utility model, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
Extremely shown in Figure 5 as Fig. 1, a kind of LED guiding device, comprise leaded light bar 4 that adopts transparent PC material and the led light source 5 that is located at leaded light bar end light entrance face, the rectangle that described leaded light bar 4 comprises end part aligning rectangular 1, first arc rectangular 2 and second arc rectangular 3, this first arc rectangular 2 and second arc circular arc of rectangular 3 is concentric, and equal diameters.On the length direction of described rectangle rectangular 1, described first arc rectangular 2 fits in two sides relative on the rectangle rectangular 1 and becomes one with rectangle rectangular 1 with its plane respectively with second arc rectangular 3; The border on the described first arc rectangular 2 applying planes exceeds the border of rectangular 1 side of the rectangle that fits with it, the described second arc rectangular 3 applying planes are provided with some indentations 6 with mutually concordant with rectangular 1 side of its rectangle that fits on described second arc rectangular 3 the curved surface.Adopt the technical program, the leaded light bar is made the structure of arc surface and plane combination, increased the plane of refraction of light, as shown in Figure 3, the refraction of fraction light beam process plane of refraction is penetrated from the arc surface of leaded light bar, compares with cylindrical leaded light bar in the background technology, has increased the light output rating of leaded light bar at arc surface, another part light is realized the even output of light in the output face of leaded light bar bottom light through the thin indentation of weak point of leaded light bar bottom again, reaches evenly dazzling effect.And whole leaded light bar contour structures can improve the installation capability of leaded light bar, and is easy to install, reduces installation cost.
As shown in Figure 4, described indentation 6 is a triangle, and this indentation 6 is equidistant at interval to be provided with.
Extremely shown in Figure 4 as Fig. 2, on the cross section of described leaded light bar 4, if described leaded light bar 4 diameters are d, if described first arc rectangular 2 the bow height is n, if described second arc rectangular 3 the chord length is m, if the distance on arc rectangular 3 applying planes, the described first arc rectangular 2 applying planes to the second is b, the proportionate relationship between described each size is n: b: d: m=1: 1.8: 3.3: 2.3.
In the specific implementation, getting described n is 2 millimeters, and b is 3.6 millimeters, and d is 6.6 millimeters, and m is 4.6 millimeters, and establishing described indentation 6 is being k along the width on the leaded light bar length direction, and getting k is 1 millimeter.
The utility model guiding device makes full use of the guiding property of the leaded light bar that adopts said structure, need not intensive layout led light source on whole ornamental strip, significantly reduces the quantity of led light source, and general 1 to 2 LEDs that only needs gets final product, and reduces production costs; The luminosity height, eye-catching, and whole leaded light bar formation one circle halation, can reach the effect of dazzling light, attractive in appearance, fashion; This light-guiding strip structure not only is applicable to the low-power LED of the angle of emergence between 30 ° to 45 °, and is applicable to that the angle of emergence is at 90 ° to 150 ° wide-angle great power LED; Field beyond the automobile decorations such as that this guiding device also can be widely used in is indoor, building body, road, bridge decoration, practical.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or design of the present invention and technical scheme are directly applied to other occasion without improving, all within protection domain of the present utility model.
Claims (6)
1. LED guiding device, comprise leaded light bar (4) and led light source (5), it is characterized in that: described leaded light bar (4) comprises the rectangle of end part aligning rectangular (1), first arc rectangular (2) and second arc rectangular (3), on the length direction of described rectangle rectangular (1), described first arc rectangular (2) fit in rectangle rectangular (1) with its plane respectively with second arc rectangular (3) and go up relative two sides and become one with rectangle rectangular (1); The border on described first arc rectangular (2) applying plane exceeds the border of the rectangle that fits with it rectangular (1) side, described second arc rectangular (3) applying plane is provided with some indentations (6) with mutually concordant with its rectangle that fits rectangular (1) side on the curved surface of described second arc rectangular (3).
2. a kind of LED guiding device according to claim 1 is characterized in that: the circular arc of described first arc rectangular (2) and second arc rectangular (3) is concentric, and equal diameters.
3. a kind of LED guiding device according to claim 1 and 2 is characterized in that: described indentation (6) is a triangle, and this indentation is equidistant at interval to be provided with.
4. a kind of LED guiding device according to claim 3, it is characterized in that: on the cross section of described leaded light bar (4), if described leaded light bar (4) diameter is d, if the bow of described first arc rectangular (2) height is n, if the chord length of described second arc rectangular (3) is m, if the distance on applying plane, described first arc rectangular (2) applying plane to the second arc rectangular (3) is b, the pass between described each size is n: b: d: m=1: 1.8: 3.32.3.
5. a kind of LED guiding device according to claim 4, it is characterized in that: described leaded light bar (4) diameter is that d is 6.6 millimeters, the bow height of described first arc rectangular (2) is 2 millimeters for n, the chord length of described second arc rectangular (3) is that m is 4.6 millimeters, the distance on applying plane, described first arc rectangular (2) applying plane to the second arc rectangular (3) is that b is 3.6 millimeters, and described indentation (6) is 1 millimeter at the width along leaded light bar length direction.
6. a kind of LED guiding device according to claim 5 is characterized in that: described leaded light bar (4) material is transparent PC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020552681XU CN201858598U (en) | 2010-09-30 | 2010-09-30 | LED light guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020552681XU CN201858598U (en) | 2010-09-30 | 2010-09-30 | LED light guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201858598U true CN201858598U (en) | 2011-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020552681XU Expired - Fee Related CN201858598U (en) | 2010-09-30 | 2010-09-30 | LED light guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201858598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104704287A (en) * | 2012-10-15 | 2015-06-10 | 小岛冲压工业株式会社 | Light guide apparatus |
-
2010
- 2010-09-30 CN CN201020552681XU patent/CN201858598U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104704287A (en) * | 2012-10-15 | 2015-06-10 | 小岛冲压工业株式会社 | Light guide apparatus |
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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 |
Granted publication date: 20110608 Termination date: 20140930 |
|
| EXPY | Termination of patent right or utility model |