CN210601455U - Car lamp light distribution structure with double LED light sources - Google Patents
Car lamp light distribution structure with double LED light sources Download PDFInfo
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- CN210601455U CN210601455U CN201921145336.1U CN201921145336U CN210601455U CN 210601455 U CN210601455 U CN 210601455U CN 201921145336 U CN201921145336 U CN 201921145336U CN 210601455 U CN210601455 U CN 210601455U
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- guide plate
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- light guide
- lamp
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Abstract
The utility model discloses a car light grading structure of two LED light sources, it includes the LED lamp, light guide plate and support, the LED lamp includes 2 at least group's function lamps, 2 set up in support side lower part position department after the function lamp up-and-down side by side distributes, the light guide plate is installed on the support and the light guide plate has income plain noodles and goes out the plain noodles, go out the plain noodles setting at the tip that shows of light guide plate, go into the plain noodles setting at the light guide plate side that light guide plate and LED lamp correspond, another side is equipped with the plane of reflection on the light guide plate, the light of LED lamp is sent by the light guide plate play plain noodles after the plane of reflection. The utility model discloses a lamp house space can effectively be practiced thrift to car light grading structure, and the LED light source is the side reflection configuration and makes whole light guide plate light effect even, presents whole strip interval banding effect, plays the whole pleasing to the eye effect that improves lamps and lanterns figurative.
Description
Technical Field
The utility model belongs to the technical field of the automobile-used lamps and lanterns accessory of LED light source, especially, a car light structure of the same light guide plate of the two photochromic LED light source cooperation of set, this car light structure can realize that lamp, position lamp are installed and are switched the use in same lamp house daytime.
Background
The car light is generally composed of a light source, a reflector, a lamp body, a lamp holder, a face shield and the like. In the prior art, one function of a car lamp generally corresponds to one lamp chamber, and one LED light source corresponds to one light guide plate and is installed in one lamp chamber, for example, one lamp chamber of daytime running lamp and one lamp chamber of position lamp, the light distribution structure of the car lamp with the traditional structure has a large demand on the internal space of the car lamp.
At present, with the development of automobile lamps, the automobile lamp breaks through in the aspect of light source energy saving, namely, the LED lamp is adopted as the automobile lamp light source, so that the effects of saving electricity and energy, prolonging the service life and the like are achieved, the light source is fully utilized by adopting the light guide plate, the number of the lamp sources is saved, and the energy-saving effect is achieved. Meanwhile, the automobile industry also puts higher demands on the aspects of the structure and material saving of the automobile lamp and the design of the internal space of the lamp.
The light distribution structure of the LED light source vehicle lamp in the prior art is that a light guide plate is used for an LED light source, as long as an LED lamp bead is directly placed at the bottom of a single-layer light guide plate, light is directly emitted from a light emitting surface penetrating the top from the bottom to light the light guide plate, but when one light guide plate is matched with two LED light sources or a plurality of LED light sources, when the LED light sources are switched to light, the effect of complete lighting cannot be realized by a common light guide plate structure.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model provides a car light grading structure of two LED light sources, this car light grading structure can effectively practice thrift the lamp room space, and the LED light source is the side reflection configuration and makes whole light guide plate light the effect even, presents whole strip interval banding effect, plays the whole pleasing to the eye effect that improves lamps and lanterns figurative.
In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a car light grading structure of two LED light sources, includes LED lamp, light guide plate and support, its characterized in that: the LED lamp comprises at least 2 groups of function lamps, the 2 groups of function lamps are arranged at the lower position of the side edge of the support together after being distributed in parallel up and down, the light guide plate is arranged on the support and is provided with a light incoming surface and a light outgoing surface, the light outgoing surface is arranged at the exposed end part of the light guide plate, the light incoming surface is arranged at the side edge of the light guide plate corresponding to the LED lamp, a reflecting surface is arranged at the other side edge of the light guide plate, and light of the LED lamp is emitted from the light outgoing surface of the light guide plate after entering through.
In the structure, light of the LED lamp light source enters the light guide plate light incident surface and can penetrate through the light emitting surface of the light guide plate to be emitted after being reflected by the reflecting surface, so that when the light guide plate is lightened, the whole light vision is uniform and bright, and the LED lamp can be switched to the function lamp according to user requirements.
Further, the light guide plate comprises a light guide plate body, a partial side wall protruding towards the LED lamp is arranged on the side edge of the lower portion of the light guide plate body, the partial side wall is perpendicular to the central line of the LED lamp, the light incident surface of the light guide plate is arranged on the partial side wall, the transverse end face of the upper portion of the light guide plate body is in an inclined structure, the light emergent surface of the light guide plate is arranged on the transverse end face of the upper portion of the light guide plate body, and light emergent patterns are arranged on the light emergent.
In the structure, the LED lamp is arranged on the side edge of the light guide plate, and the light guide plate is lightened after the light source enters from the side edge of the light guide plate and is reflected.
Furthermore, the longitudinal section of the light guide plate body extends along the axial direction of the light guide plate body, the light guide plate body comprises a plurality of sections of longitudinal walls, and the longitudinal walls of the upper section and the lower section which are adjacent are in local staggered connection.
The longitudinal wall of the light guide plate body is in longitudinal extension and local dislocation connection, gradually approaches towards the LED lamp direction, and meanwhile, the longitudinal vertical structure of the light guide plate body is guaranteed, and light rays are favorably emitted from the light emitting surface after being reflected.
Furthermore, the partial side wall gradually reduces from the bottom surface of the partial side wall to the top surface of the partial side wall and extends to form a frustum structure, and the light incident surface of the light guide plate is located on the top surface of the partial side wall.
In the structure, the frustum structure of the local side wall can increase the area of light entering.
Furthermore, the reflecting surface of the light guide plate is in a side-standing V-shaped structure, the opening of the V-shaped structure faces away from the light incident surface of the light guide plate, inclined surfaces on two sides of the V-shaped structure are both in an opposite convex arc surface shape, and the inclined surfaces on two sides of the V-shaped structure are an upper reflecting surface and a lower reflecting surface respectively.
In the structure, the upper reflecting surface enables the light source to illuminate the light guide plate at the upper part after being reflected, and the lower reflecting surface enables the light source to illuminate the light guide plate at the lower part after being reflected, so that the whole lighting effect of the light guide plate is bright and uniform.
Further, support side lower part position department is equipped with the horizontally extending riveting point, and aluminium base heating panel has been welded to this riveting point department, forms the lamp house that can supply the LED lamp holding between aluminium base heating panel and the support side lower part position, and the LED lamp is installed in this lamp house.
In the structure, the LED lamp is fixed on the support through the riveting structure, so that the LED lamp is convenient to mount, and the LED lamp is mounted on the radiating aluminum substrate to be beneficial to the radiating effect.
When the scheme is adopted, the utility model discloses a LED lamp source is installed in the support side, and the income plain noodles of light guide plate is towards the LED lamp, and light guide plate upper portion and lower part are lighted after the plane of reflection after the light source gets into the light guide plate through going into the plain noodles, form bright, clear, even vision light efficiency.
The present invention will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a diagram of the structure of the embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of the embodiment of the present invention;
FIG. 3 is a longitudinal cross-sectional view of a connection structure between a light guide plate and an aluminum-based heat sink and an LED lamp according to an embodiment of the present invention, showing the direction of light reflection;
the LED lamp comprises an LED lamp 1, a light guide plate 2, a light guide plate body 21, a local side wall 22, a light incident surface 23, a light emergent surface 24, an upper reflecting surface 25, a lower reflecting surface 26, a support 3, a riveting point 31, an aluminum-based heat dissipation plate 4 and a lamp chamber 5.
Detailed Description
The present invention is not limited to the following embodiments, and those skilled in the art can implement the present invention in various other embodiments according to the disclosure of the present invention, or all the design structure and idea of the present invention can be changed or changed simply, and all the changes fall into the protection scope of the present invention, and the upper, lower, left, right, etc. directional positions in the text can refer to the upper, lower, left, right, etc. positions in the attached drawings 1-2.
The specific embodiment of the utility model is shown in fig. 1-3 as a car light distribution structure with double LED light sources, which comprises an LED lamp 1, a light guide plate 2 and a bracket 3, wherein the LED lamp 1 comprises at least 2 groups of functional lamps, such as daytime running lamp and position lamp. 2 set function lamp sets up in 3 sides lower part positions of support after side by side from top to bottom distribute together, 3 sides lower part positions of support are equipped with the horizontally extending riveting point 31, and this riveting point 31 department welding has aluminium base heating panel 4, forms the lamp house 5 that can supply LED lamp 1 holding between aluminium base heating panel 4 and the 3 sides lower part positions of support, and LED lamp 1 installs in this lamp house 5.
The light guide plate 2 is installed on the support 3, the light emitting surface 24 of the light guide plate 2 is arranged at the exposed end of the light guide plate 2, namely the upper transverse end surface of the light guide plate 2, the light incident surface 23 of the light guide plate 2 is arranged at the side edge of the light guide plate 2 corresponding to the LED lamp 1, the other side edge of the light guide plate 2 is provided with a reflecting surface, and light rays of the LED lamp 1 enter through the light incident surface 23 of the light guide plate 2 and are emitted from the light emitting surface 24 of the light guide plate 2 after. A reflection surface of the light guide plate 2.
The light guide plate 2 comprises a light guide plate body 21, the longitudinal section of the light guide plate body 21 is a longitudinal wall with a plurality of sections (the number of the sections is set according to the height requirement) extending along the longitudinal direction and partially staggered and connected, and when gradually approaching towards the LED lamp 1, the vertical upright structure of the light guide plate body 21 is ensured, which is beneficial to the light emission, the side edge of the lower part of the light guide plate body 21 is provided with a local side wall 22 protruding towards the LED lamp 1, the partial side wall 22 is perpendicular to the center line of the LED lamp 1, the light incident surface 23 of the light guide plate 2 is disposed on the partial side wall 22, the upper transverse end surface of the light guide plate body 21 is disposed in an inclined structure, the light emitting surface 24 of the light guide plate 2 is disposed on the upper transverse end surface of the light guide plate body 21, and the light-emitting surface 24 of the light guide plate 2 is provided with light-emitting patterns, and the light-emitting patterns are distributed in a step shape in a zigzag shape to form an inclined structure, so that the area of the light-emitting surface 24 is increased.
The partial side wall 22 of the light guide plate 2 gradually shrinks from the bottom surface of the partial side wall 22 to the top surface of the partial side wall 22 to form a frustum structure, and the light incident surface 23 of the light guide plate 2 is located on the top surface of the partial side wall 22. The distance between income plain noodles 23 and the LED lamp 1 is 1-3mm, parallel arrangement between the income plain noodles 23 of light guide plate 2 and the emergent face of LED lamp 1, preferably adopt rectangle LED granule, thus, the light that sends by LED lamp 1 can get into light guide plate 2 through same angle, avoid light to take place the angle change when getting into light guide plate 2, when leading to light to jet out from light guide plate 2, the phenomenon that the light intensity changes differs produces, interval setting between light guide plate 2 and the LED lamp 1 just allows light to send back from LED lamp 1, get into light guide plate 2.
The reflection surface of the light guide plate 2 is of a side-standing V-shaped structure, an opening of the V-shaped structure is back to the light incident surface 23 of the light guide plate 2, the inclined surfaces on two sides of the V-shaped structure comprise two sections, one section is of a straight inclined surface structure and is used for reflecting a horizontal incident light source so that the horizontal incident light source is reflected and then the light source is emitted to the light emergent surface along the axial direction of the light guide plate, the other section is of an arc surface structure, the reflection surface of the section is used for reflecting an inclined incident light source to the light emergent surface along the axial direction of the light guide plate after being reflected by the reflection surface of the arc surface structure, the straight inclined surface structure and the horizontal surface are inclined at 45 degrees, the inclined surfaces on two sides of the V-shaped structure are respectively an upper reflection surface 25 and a lower reflection surface 26, the upper portion and the.
The utility model discloses an LED lamp source is installed in 3 sides of support, and the income plain noodles 23 of light guide plate 2 is towards LED lamp 1, and the light source is lighted 2 upper portions of light guide plate and lower part after going into plain noodles 23 entering light guide plate 2 after the plane of reflection for 2 whole light of light guide plate are bright, clear, even, and the vision is seen and is felt and is experienced.
Claims (8)
1. The utility model provides a car light grading structure of two LED light sources, includes LED lamp, light guide plate and support, its characterized in that: the LED lamp comprises at least 2 groups of function lamps, the 2 groups of function lamps are arranged at the lower position of the side edge of the support together after being distributed in parallel up and down, the light guide plate is arranged on the support and is provided with a light incoming surface and a light outgoing surface, the light outgoing surface is arranged at the exposed end part of the light guide plate, the light incoming surface is arranged at the side edge of the light guide plate corresponding to the LED lamp, a reflecting surface is arranged at the other side edge of the light guide plate, and light of the LED lamp is emitted from the light outgoing surface of the light guide plate after entering through.
2. A vehicular lamp light distribution structure of a dual LED light source according to claim 1, characterized in that: the light guide plate comprises a light guide plate body, wherein a local side wall protruding towards the LED lamp is arranged on the side edge of the lower portion of the light guide plate body, the local side wall is perpendicular to the central line of the LED lamp, the light incident surface of the light guide plate is arranged on the local side wall, the transverse end face of the upper portion of the light guide plate body is arranged in an inclined structure, the light emergent surface of the light guide plate is arranged on the transverse end face of the upper portion of the light guide plate body, and light emergent patterns are arranged.
3. A vehicular lamp light distribution structure of a dual LED light source according to claim 2, characterized in that: the longitudinal section of the light guide plate body extends along the axial direction of the light guide plate body, the light guide plate body comprises a plurality of sections of longitudinal walls, and the longitudinal walls of the upper section and the lower section which are adjacent are in local staggered connection.
4. A vehicular lamp light distribution structure of a dual LED light source according to any one of claims 2 to 3, characterized in that: the partial side wall is gradually reduced and extended from the bottom surface of the partial side wall to the top surface of the partial side wall to form a frustum structure, and the light incident surface of the light guide plate is positioned on the top surface of the partial side wall.
5. A vehicular lamp light distribution structure of a dual LED light source according to any one of claims 1 to 3, characterized in that: the reflecting surface of the light guide plate is of a laterally vertical V-shaped structure, an opening of the V-shaped structure faces away from the light incident surface of the light guide plate, inclined surfaces on two sides of the V-shaped structure are of opposite convex cambered surface shapes, and the inclined surfaces on two sides of the V-shaped structure are an upper reflecting surface and a lower reflecting surface respectively.
6. The vehicular lamp light distribution structure of the dual LED light source according to claim 4, characterized in that: the reflecting surface of the light guide plate is of a laterally vertical V-shaped structure, an opening of the V-shaped structure faces away from the light incident surface of the light guide plate, inclined surfaces on two sides of the V-shaped structure are of opposite convex cambered surface shapes, and the inclined surfaces on two sides of the V-shaped structure are an upper reflecting surface and a lower reflecting surface respectively.
7. The vehicular lamp light distribution structure of the dual LED light source according to claim 4, characterized in that: the LED lamp is characterized in that a horizontally extending riveting point is arranged at the lower position of the side edge of the support, an aluminum-based heating panel is welded at the riveting point, a lamp chamber for accommodating the LED lamp is formed between the aluminum-based heating panel and the lower position of the side edge of the support, and the LED lamp is installed in the lamp chamber.
8. A vehicle lamp light distribution structure with double LED light sources according to claim 5, characterized in that: the LED lamp is characterized in that a horizontally extending riveting point is arranged at the lower position of the side edge of the support, an aluminum-based heating panel is welded at the riveting point, a lamp chamber for accommodating the LED lamp is formed between the aluminum-based heating panel and the lower position of the side edge of the support, and the LED lamp is installed in the lamp chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921145336.1U CN210601455U (en) | 2019-07-19 | 2019-07-19 | Car lamp light distribution structure with double LED light sources |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921145336.1U CN210601455U (en) | 2019-07-19 | 2019-07-19 | Car lamp light distribution structure with double LED light sources |
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| Publication Number | Publication Date |
|---|---|
| CN210601455U true CN210601455U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921145336.1U Active CN210601455U (en) | 2019-07-19 | 2019-07-19 | Car lamp light distribution structure with double LED light sources |
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| Country | Link |
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| CN (1) | CN210601455U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4006410A1 (en) * | 2020-11-25 | 2022-06-01 | Marelli Automotive Lighting Italy S.p.A. | Automotive lighting and/or signaling device and assembly method thereof |
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2019
- 2019-07-19 CN CN201921145336.1U patent/CN210601455U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4006410A1 (en) * | 2020-11-25 | 2022-06-01 | Marelli Automotive Lighting Italy S.p.A. | Automotive lighting and/or signaling device and assembly method thereof |
| US11649939B2 (en) | 2020-11-25 | 2023-05-16 | Marelli Automotive Lighting Italy S.p.A. | Automotive lighting and/or signaling device and assembly method thereof |
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| GR01 | Patent grant | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A dual LED light source light distribution structure for car headlights Effective date of registration: 20230615 Granted publication date: 20200522 Pledgee: Industrial Commercial Bank of China Ltd. Taizhou Huangyan branch Pledgor: Zhejiang Tianchong Vehicle Lamp Group Registration number: Y2023330001208 |