WO2019100241A1 - 一种led光源车灯模组 - Google Patents

一种led光源车灯模组 Download PDF

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Publication number
WO2019100241A1
WO2019100241A1 PCT/CN2017/112285 CN2017112285W WO2019100241A1 WO 2019100241 A1 WO2019100241 A1 WO 2019100241A1 CN 2017112285 W CN2017112285 W CN 2017112285W WO 2019100241 A1 WO2019100241 A1 WO 2019100241A1
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Prior art keywords
concentrator
low
light
light source
led
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PCT/CN2017/112285
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English (en)
French (fr)
Inventor
仇智平
祝贺
Original Assignee
武汉通畅汽车电子照明有限公司
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Application filed by 武汉通畅汽车电子照明有限公司 filed Critical 武汉通畅汽车电子照明有限公司
Priority to PCT/CN2017/112285 priority Critical patent/WO2019100241A1/zh
Publication of WO2019100241A1 publication Critical patent/WO2019100241A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors

Definitions

  • the invention relates to the field of vehicle lights.
  • the present invention relates to an LED light source lamp module, and according to the present invention, the utilization efficiency of the LED light source is high.
  • the application of LED light source in the lamp is more and more extensive.
  • the traditional LED light source lamp module uses mirror to collect the light emitted by the LED light source.
  • the utilization efficiency of the LED light source needs to be further improved.
  • the structure of the lamp module is also It needs to be further simplified, and its volume needs to be further reduced to achieve versatility.
  • the far and near-light-shaped cut-off line is formed on the structure, and a visor having a cut-off line shape is required.
  • the presence of the visor causes the light emitted from the LED light source to be reflected thereon, and the energy of the light is given. Bringing a big loss.
  • the presence of the visor parts and their mounting structure also makes the size of the lamp module larger.
  • the technical problem to be solved by the present invention is that the existing lamp module needs to be provided with a visor part due to the formation of the cut-off line, so that the light emitted by the LED light source causes more light energy loss through the reflection of the part, so that the LED The utilization of the light source is low.
  • the mounting accuracy of the visor parts is not easily ensured, and the overall module volume is also limited to some extent.
  • An LED light source lamp module comprising a low beam concentrator 1, a lens 3, a lens collar 4, a heat sink 5 and a low beam LED circuit board 7, wherein
  • the low beam concentrator 1 comprises:
  • At least one low beam concentrating structure 1-1 at its rear end that is, a near light source
  • a low beam concentrator cut-off line at the front end of the low beam concentrator ie, a near lens, forming a structure 1-3
  • a 50L dark area located on the underside of the front end of the low beam concentrator forms a structure 1-4
  • a polygonal polygonal block at the bottom of the low beam concentrator suppressing the brightness of the SEG10 with excessive brightness in the SEG10 region Lower the structure (1-5),
  • the light emitted by the low-beam LED light source is refracted and fully emitted by the low-beam concentrating structure 1-1, and the light is concentrated and emitted forward, and part of the light is focused by the low-beam concentrator 1 at the second focus. That is, the near-light concentrator cut-off line is formed directly after the structure 1-3, and then injected into the lens 3;
  • Part of the light is totally reflected on the lower surface of the low beam concentrator 1 , is emitted from the front end surface of the low beam concentrator 1 , and is then emitted through the lens 3 ;
  • the III-area light-forming structure (1-2) is used to form a broadening of the low-beam shape, and the luminance of the HV test point of the III-shaped light-shaped portion is lowered, and the III-region forming structure (1-2) includes III. a region broadening forming structure (1-2-1) and an HV brightness reducing structure (1-2-2) located in the middle of the III region broadening forming structure (1-2-1);
  • III-zone widening forming structure (1-2-1) is curved toward the front end of the concentrator, and the rear end is connected to the front end of the SEG10 brightness reducing structure (1-5).
  • the lower side of the low beam concentrator 1 is a concave curved surface or a plane, and the lower side of the low beam concentrator 1 is formed with two left and right portions having a drop along the collecting direction, and the lower side of the low beam concentrator 1
  • the left and right two-part boundary line with the drop is located in the middle of the lower side of the low-beam concentrator 1 along the collecting direction, and the drop size is in the range of 0.4-0.6 mm (see FIG. 2-1 to FIG. 2-3, FIG. 8). .
  • III-zone broadening forming structure 1-2-1 and the HV luminance reducing structure 1-2-2 located in the middle of the III-zone broadening forming structure 1-2-1 have a drop corresponding to the lower side of the low-beam concentrator 1.
  • Part of the light emitted by the low-beam LED light source is refracted by the III-region forming structure 1-2, and then emitted from the lens 3 to form a low-beam shaped III-region light-shaped portion.
  • the III region forming structure 1-2 on the lower side of the low beam concentrator 1 is a plate-like protrusion crossing the boundary line of the lower side of the left and right partial low beam concentrators 1 having a drop, and the lower side of the protrusion is inside.
  • the concave arc has a size of 10-15 mm in width, 0.5-1 mm in height, and a radius R5-8 mm (see Fig. 2-1 to Fig. 2-3, Fig. 8).
  • the SEG10 brightness reduction structure (1-5) has an obtuse triangle along the illuminator light trajectory section, and the two angles that are in contact with the concentrator bottom surface are acute.
  • the low beam concentrator cutoff line at the front end of the low beam concentrator 1, ie, near the lens end, forms a structure 1-3 such that the formed low beam shape can form a light shape having a cutoff line
  • the near-light concentrator cut-off line forms a front end of the structure 1-3, that is, the end face contour curve of the near lens end is perpendicular to the light ray and/or a concave or convex arc shape along the ray direction to form 15°. Or 45° cutoff shape.
  • the near-light concentrator cut-off line forms the front end of the structure 1-3, that is, the end face contour curve of the near lens end is perpendicular to the light ray and the concave arc shape along the light ray.
  • Part of the light emitted by the low-beam LED light source is reflected and refracted by the 50L dark-area forming structure 1-4, so that the number of rays irradiated in the low-light-shaped 50L region is reduced, and the brightness of the 50L region is reduced.
  • the 50L dark area forming structure 1-4 is a concave cavity of a polyhedral structure formed by excavating a portion from a lower side of the low beam concentrator, wherein the concave cavity of the polyhedral structure is perpendicular to the direction of light propagation
  • the projection of the near-light illumination direction is hill-like, and the structure makes the brightness of the 50L dark area in the low-beam light shape controllable (see Fig. 6. Fig. 7).
  • the lamp module further includes a high beam concentrator 2 and a high beam LED circuit board 6, so that the lamp module realizes a high beam function.
  • the high beam concentrator 2 includes:
  • the light emitted by the high beam LED light source is refracted and fully emitted by the high beam concentrator structure 2-1, and the light is concentrated and projected forward.
  • the light is emitted by the high beam concentrator 2 after being focused on the second focus, and then refracted by the lens 3 and then emitted to form a high beam shape.
  • the cut-off line of the high beam concentrator forms a front end of the structure 2-2, that is, the end surface contour curve of the near lens end is perpendicular to the light direction and/or a concave or convex arc shape along the light direction to form 15° or 45° cutoff line.
  • an LED light source lamp module is characterized in that
  • the off-beam concentrator cut-off line forms the front end of the structure 2-2, that is, the end face contour curve of the near lens end is a concave arc shape perpendicular to the direction of the light and along the direction of the light.
  • the near-light concentrator cut-off line forms the front end of the structure 1-3, that is, the end face contour curve of the near lens end is a downward concave arc shape perpendicular to the ray direction (see FIG. 2). 1 to Figure 2-3).
  • the high beam concentrator 2 includes a high beam concentrator cut-off line forming structure 2-2 at the front end, so that the formed high beam
  • the light shape can form a light shape having a cutoff line
  • the high beam concentrator cut line forming structure 2-2 and the low beam concentrator cut line forming structure 1-3 are arranged in an overlapping manner, and the overlapping arrangement refers to a low beam
  • the lower end of the cut-off line forming structure of the concentrator is in contact with the upper end of the cut-off line forming structure of the high beam concentrator to realize the connection of the far and near light beams (see FIG. 9).
  • the overlapping arrangement means that the lower end of the cut-off line forming structure of the low beam concentrator is in contact with the upper end of the cut-off line forming structure of the high beam concentrator, and is theoretically a line contact, which is the lower end of the low beam concentrator contour line.
  • the center of the LED on the low-beam LED circuit board 7 is located at the first focus of the low-beam concentrator 1, that is, the optical center point of the LED, and the low-beam concentrator cut-off line forming structure 1-3 is located at the The second focus of the low beam concentrator 1,
  • the center of the LED on the high-beam LED circuit board 6 is located at the first focus of the high-beam concentrator 2, that is, at the optical center point of the LED, that is, at the optical center point of the LED, the high-beam concentrator cut-off line
  • the forming structure 2-2 is located at the second focus of the high beam concentrator 2.
  • the 50L dark area forming structure 1-4 is a concave cavity in a pentahedral structure.
  • the overall size of the 50L dark zone forming structure is in the range of 4-7 mm in length, 1-1.5 mm in height, and 0.5-1 mm in width, located on the lower side of the front end of the low beam concentrator, near the cutoff line.
  • Light beam shape test light path is in the range of 4-7 mm in length, 1-1.5 mm in height, and 0.5-1 mm in width, located on the lower side of the front end of the low beam concentrator, near the cutoff line.
  • the 50L dark zone forming structure can make the low beam without glare under the premise of having sufficient illumination, so as not to affect the normal driving behavior of the opposite driver.
  • the lamp module further includes a high beam concentrator 2 and a high beam LED circuit board 6, so that the lamp module realizes a high beam function.
  • the high beam concentrator 2 includes:
  • the light emitted by the high beam LED light source is refracted and fully emitted by the high beam concentrator structure 2-1, and the light is concentrated and projected forward.
  • the light is emitted by the high beam concentrator 2 after being focused on the second focus, and then refracted by the lens 3 and then emitted to form a high beam shape (see FIGS. 3-1 to 3-3).
  • the high beam concentrator cut-off line forms the front end of the structure 2-2, that is, the end face contour curve of the near lens end is a concave circle along the light ray direction. Curved (see Figure 3-1 to Figure 3-3).
  • the high beam concentrator cutoff line forms a front end of the structure 2-2, that is, the end surface of the near lens end has a planar shape.
  • the front end surface of the near-light concentrator cut-off forming structure 1-3 is a flat surface.
  • a 3-chip LED light source, two 2-chip LED light sources and a 1-chip LED light source, and two 2-chip LED light sources on the high-beam LED circuit board 6 (see Figures 2-1 to 2-3).
  • a 3-chip LED light source, two 2-chip LED light sources and a 1-chip LED light source are provided on the low-beam LED circuit board 7, and the output luminous flux of each 3-chip LED light source is 750 lm in a normal temperature environment.
  • the output light flux of the 2-chip LED light source is 500 lm
  • the luminous flux of the 1-chip LED light source is 250 lm.
  • the near-beam luminous flux output is about 1040 lm
  • the efficiency is 52%
  • the brightness is about 65 lx.
  • the high beam luminous flux output is about 1400 lm and the brightness is about 120 lx.
  • the materials of the low beam concentrator 1 and the high beam concentrator 2 are transparent plastic PC or PMMA.
  • the lamp module may further be provided with a fan for active heat dissipation of the near-infrared light integrated lamp module, and the fan is fixedly connected to the heat sink.
  • the concentrator part is provided with a light source concentrating structure, a III zone forming structure, a 50L dark zone forming structure and a cut-off line forming structure, which improves the positional accuracy between the optical components, and the structure is relatively simplified;
  • the structure of the III region on the concentrator and the structure for forming the 50L dark region are relatively simple, and the light distribution efficiency is higher.
  • FIG. 1 is a structural view of a lamp module of the present invention.
  • Figure 2-1 is a bottom view of the low beam concentrator.
  • 2-2, 2-3, and 2-4 are perspective views of the low beam concentrator, respectively.
  • FIGS. 2-5 are perspective structural views showing a structure of a III region of a concentrator for a low beam lamp module of the present invention.
  • Figure 3-1 is a top view of the high beam concentrator.
  • FIG 3-2 and Figure 3-3 are perspective views of the high beam concentrator, respectively.
  • Figure 4 is a schematic diagram of the direction of the low beam.
  • Figure 5 is a schematic diagram of the direction of the high beam.
  • 6-7 are schematic views showing the structure of a polyhedral concave cavity formed by a 50L dark region, respectively.
  • Figure 8 is a schematic view showing the structure of the III region of the present invention.
  • FIG. 9 is a schematic diagram showing the overlapping arrangement of the high beam concentrator cut-off line forming structure 2-2 and the low beam concentrator cut-off line forming structure 1-3.
  • 10 and 11 are schematic perspective views of a low beam concentrator, respectively.
  • Figure 8 is a schematic view showing the structure of the III region of the present invention.
  • 1. low beam concentrator, 2. high beam concentrator, 3. lens, 4. lens collar, 5. heat sink, 6. high beam LED circuit board, 7. low beam LED circuit board, 8 is a concave cavity of a polyhedral structure formed by excavating a portion from a lower side of the low beam concentrator, and 9 is a concave cavity of the polyhedral structure in a direction perpendicular to a light propagation direction, that is, a low beam illumination direction.
  • a hill-like projection 10 is a left-right two-part boundary line having a drop on the lower side of the low-beam concentrator 1, and a left-right two-part boundary line having a drop on the lower side of the low-beam concentrator 1, 1-1.
  • the light concentrating structure, the 1-2.III region forms a structure
  • 1-2-1 is a II region broadening forming structure
  • 1-2-2 is a HV brightness reducing structure.
  • the near-light concentrator cut-off line forms a structure
  • the 1-4.50L dark area forms a structure
  • 1-5 is a SEG10 brightness reduction structure
  • the high beam cut-off line Form the structure.
  • an embodiment of the present invention provides a vehicle light module, which is used for lighting of a car and is placed in a headlight of a car, and can realize a single low beam, far and near light integrated illumination function.
  • the lamp module comprises a low beam concentrator 1, a high beam concentrator 2, a lens 3, a lens collar 4, a heat sink 5, a high beam LED circuit board and a low beam LED circuit board 7.
  • the overall size of the lamp module is about 150 mm long, about 100 mm wide, and about 60 mm high, wherein the lens opening size is 40 mm * 60 mm.
  • a high-temperature adhesive is applied between the high-beam LED circuit board 6 and the low-light ED circuit board 7 and the heat sink 5.
  • the high-beam LED circuit board 6 and the low-beam ED circuit board 7 respectively have a circular positioning hole and a
  • the waist positioning hole and the two screw holes, the high beam LED circuit board 6 and the low beam ED circuit board 7 are respectively positioned on the heat sink 5 by the two cylindrical pins on the heat sink 5, and respectively by two mechanism screws The nail is mounted and fixed on the heat sink 5.
  • the low beam concentrator 1 and the high beam concentrator 2 respectively have a circular positioning hole, a waist positioning hole and two screw holes, and the low beam concentrator 1 and the high beam concentrator 2 respectively
  • the two cylindrical pins on the heat sink 5 are positioned on the heat sink 5, and are respectively mounted on the heat sink 5 by two self-tapping screws.
  • the lens 3 is positioned on the lens collar 4, and through the snap fit structure, the lens collar 4 mounts and fixes the lens 3 on the lens collar 4.
  • the lens collar 4 has a circular positioning hole, a waist positioning hole and two screw holes.
  • the lens collar 4 is positioned on the heat sink 6 by two cylindrical pins on the heat sink 5, and then 2 A self-tapping screw is mounted and fixed on the heat sink 6.
  • the LED center on the low-light LED circuit board 7 of the lamp module is located at the first focus of the low-beam concentrator 1, and the low-beam concentrator cut-off line forming structure 1-3 is located at the low-beam concentrator 1 At the second focus; the center of the LED on the high-beam LED circuit board 6 is located at the first focus of the high-beam concentrator 2, and the high-beam concentrator cut-off line forming structure 2-2 is located at the second focus of the high-beam concentrator 2 At the office.
  • the low beam concentrator 1 of the lamp module includes four low beam concentrating structures 1-1 at the rear end thereof, and a III region forming structure at the lower end thereof. 1-2.
  • the low beam concentrator cut-off line forming structure 1-3 at its front end and the 50L dark area at its lower end form a structure 1-4.
  • the III-zone widening forming structure (1-2-1) has an arc-shaped front end facing the concentrator, and the rear end is connected with a SEG10 brightness reducing structure (1-5) having an obtuse-angled triangle. .
  • the high beam concentrator 2 of the lamp module includes two high beam concentrating structures 2-1 at the rear end and a high beam concentrator cutoff line at the front end. Structure 2-2 is formed.
  • the off-beam concentrator cut-off line forms the front end of the structure 2-2, that is, the end face contour curve of the near lens end is a concave arc shape whose shape is perpendicular to the light ray direction, and the shape along the light direction is also concave.
  • the III region forming structure (1-2) includes a III region broadening forming structure (1-2-1) and a III region broadening forming structure (1-2-1).
  • Intermediate HV brightness reduction structure (1-2-2); the III area widening forming structure (1-2-1) has an arc-shaped front end facing the concentrator, and the rear end and the SEG10 brightness reduction structure (1-5) The front ends of the ) are connected.
  • III-zone broadening forming structure 1-2-1 and the HV luminance reducing structure 1-2-2 located in the middle of the III-zone broadening forming structure 1-2-1 have a drop corresponding to the lower side of the low-beam concentrator 1.
  • the 50L dark region forming structure 1-4 on the low beam concentrator 1 of the lamp module is triangular in the direction of light propagation, and the front end surface of the III region forming structure 1-2 has a concave arc shape, and the low beam is gathered.
  • the cut-off line forming structure 1-3 of the front end surface has a cut-off line shape of 15° or 45°
  • the end surface of the contour has a concave arc shape
  • the cut-off line of the high beam concentrator forms the front end surface of the structure 2-2.
  • the contour curve has a cut-off line shape of 15° or 45°
  • the contour end surface has a concave circular arc shape.
  • the low beam concentrator cutoff line at the front end of the low beam concentrator 1 forms a structure 1-3, so that the formed low beam shape can be formed a light shape having a cutoff line; a high beam concentrator cutoff line at the front end of the high beam concentrator 2 forms a structure 2-2, so that the formed high beam shape can form a light shape having a cutoff line without additional setting
  • the visor parts are shielded to form a cut-off line shape of far and low beams.
  • the high beam concentrator cut-off line forming structure 2-2 and the low beam concentrator cut-off line forming structure 1-3 are arranged in an overlapping manner to realize the connection of the far and near light beams, and the low beam concentrator 1 and the high beam There is a certain air gap between the concentrators 2 to prevent the coupling of the far and low beam rays, so that the far and low beam rays are respectively propagated in the respective concentrators.
  • the material of the low beam concentrator 1 and the high beam concentrator 2 of the lamp module may be PC or PMMA.
  • the light emitted by the low-beam LED light source is refracted and totally emitted by the low-beam concentrating structure 1-1, and the light is concentrated and emitted forward, and part of the light is focused by the low-beam concentrator 1 in the second.
  • part of the light forms total reflection on the lower surface of the low beam concentrator 1
  • Part of the light emitted by the low-beam LED source is refracted by the III-region forming structure 1-2 and then emitted from the lens 3 to form a low-beam-shaped III-region light-shaped portion.
  • Part of the light emitted by the low-beam LED light source is reflected and refracted by the 50L dark area forming structure 1-4, so that the number of light rays in the 50L area irradiated in the low beam shape is reduced, and the brightness of the 50L area is reduced, so that the near-infrared light integrated headlight
  • the module emits light that does not produce glare under the premise of sufficient illumination, so as not to affect the normal driving behavior of the driver on the opposite side.
  • the light emitted by the high beam LED light source is refracted and fully emitted by the high beam concentrator structure 2-1, and the light is concentrated and emitted forward, and the light is focused by the high beam concentrator 2 at the second focus. After that, it is injected, then injected into the lens 3, refracted by the lens 3, and then emitted to form a high beam shape.
  • the low-light LED circuit board 7 is provided with a 3-chip LED light source, two 2-chip LED light sources and a 1-chip LED light source.
  • each 3-chip LED light source outputs a luminous flux of 750 lm, and a 2-chip LED light source.
  • the output luminous flux is 500 lm
  • the output luminous flux of the 1-chip LED light source is 250 lm.
  • the near-beam luminous flux output is about 1040 lm
  • the efficiency is 52%
  • the brightness is about 65 lx.
  • the high beam luminous flux output is about 1400 lm and the brightness is about 120 lx.
  • the lamp module When the low-light LED is working, the lamp module realizes a single low-light function. When the low-beam LED and the high-beam LED work at the same time, the lamp module realizes the function of far and low beam.
  • the visor parts there is no need for the visor parts to block the formation of the cut-off line, the space occupation volume is small, and the space utilization efficiency and the light distribution efficiency are higher.

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Abstract

一种车灯模组，包括近光聚光器(1)、透镜(3)、透镜卡圈(4)、散热器(5)和近光LED电路板(7)；近光聚光器(1)包括至少一个位于后端的近光聚光结构(1-1)、位于下端的III区形成结构(1-2)和50L暗区形成结构(1-4)、SEG10亮度降低结构(1-5)及位于前端的近光聚光器截止线形成结构(1-3)。根据本发明，无需遮光板零件进行遮挡形成截止线，空间占用体积较小，空间利用效率和配光效率更高。

Description

一种LED光源车灯模组 技术领域
本发明涉及车灯领域。具体地，本发明涉及一种LED光源车灯模组，根据本发明，LED光源的利用效率较高。
背景技术
LED光源在车灯内的应用越来越广泛，传统的LED光源车灯模组多采用反射镜将LED光源发出的光线聚集，LED光源的利用效率还有待进一步提高，车灯模组的结构还有待进一步简化，其体积也有待进一步减小，以实现造型多样性。
现有的车灯模组，远、近光光形的截止线形成在结构上需要采用具有截止线形状的遮光板，遮光板的存在使得LED光源射出的光线在其上反射，给光的能量带来较大损失。遮光板零件及其安装结构的存在，在一定程度上也使得车灯模组的体积更大。
发明内容
本发明需要解决的技术问题是：现有的车灯模组，由于截止线的形成需要设置遮光板零件，使得LED光源发出的光线经过该零件的反射带来较多的光能量损失，使得LED光源的利用效率较低。另外，遮光板零件的安装精度不易保证，且使得整个模组体积在一定程度上也受限。
本发明采取以下技术方案：
1.一种LED光源车灯模组，包括近光聚光器1、透镜3、透镜卡圈4、散热器5和近光LED电路板7，其特征在于，
所述近光聚光器1包括：
至少一个位于其后端、即近光源的近光聚光结构1-1,
位于近光聚光器下侧的弧形块状III区光形形成结构1-2,
位于近光聚光器前端、即近透镜的近光聚光器截止线形成结构1-3，以及
位于近光聚光器前端下侧的50L暗区形成结构1-4，
位于近光聚光器底部的截面多边形块状凸起、抑制SEG10区域亮度过高的SEG10亮度 降低结构(1-5)，
由近光LED光源发出的光线，经所述近光聚光结构1-1折射和全发射，将光线聚集向前射出，其中部分光线经过所述近光聚光器1聚焦在第二焦点，即近光聚光器截止线形成结构1-3所在处后直接射出，再射入所述透镜3；
部分光线于所述近光聚光器1下表面形成全反射，从所述近光聚光器1前端面射出，再经所述透镜3后射出；
以上两部分光形叠加后形成近光光形。
根据本发明所述一种LED光源车灯模组，其特征在于，
所述III区光形形成结构(1-2)用于形成近光光形的展宽，并使得III区光形部分的HV测试点亮度降低，所述III区形成结构(1-2)包括III区展宽形成结构(1-2-1)和位于III区展宽形成结构(1-2-1)中间的HV亮度降低结构(1-2-2)；
所述III区展宽形成结构(1-2-1)面向聚光器的前端呈弧形，后端和SEG10亮度降低结构(1-5)的前端相连接。
根据本发明所述一种LED光源车灯模组，其特征在于，
所述近光聚光器1下侧面为内凹弧形面或平面，近光聚光器1下侧面形成有沿聚光走向具有落差的左右二部分，所述近光聚光器1下侧面的具有落差的左右二部分分界线位于近光聚光器1下侧面沿聚光走向的中部，所述落差尺寸为0.4-0.6mm范围(见图2-1至图2-3，图8)。
III区展宽形成结构1-2-1和位于III区展宽形成结构1-2-1中间的HV亮度降低结构1-2-2具有与近光聚光器1下侧面对应的落差。
根据本发明所述一种LED光源车灯模组，其特征在于，
由近光LED光源发出的部分光线经所述III区形成结构1-2折射，然后从所述透镜3射出，形成近光光形的III区光形部分，
所述近光聚光器1下侧面的III区形成结构1-2为跨越具有落差的左右二部分近光聚光器1下侧面分界线的板状凸起物，凸起物下侧面为内凹弧形，其尺寸为宽度10-15mm，高度0.5-1mm，圆弧半径R5-8mm(见图2-1至图2-3，图8)。
所述SEG10亮度降低结构(1-5)的沿聚光器光线走向截面呈钝角三角形，且和聚光器底面相接的两个角为锐角。
根据本发明所述一种LED光源车灯模组，其特征在于，
位于所述近光聚光器1前端，即，近透镜端的近光聚光器截止线形成结构1-3，使得形成的近光光形能够形成具有截止线的光形，
所述近光聚光器截止线形成结构1-3前端，即，近透镜端的端面轮廓曲线呈垂直于光线走向及/或沿光线走向的内凹或外凸的圆弧形，以形成15°或者45°的截止线形状。
根据本发明所述一种LED光源车灯模组，其特征在于，
所述近光聚光器截止线形成结构1-3前端，即，近透镜端的端面轮廓曲线呈垂直于光线走向及沿光线走向的内凹圆弧形。
根据本发明所述一种LED光源车灯模组，其特征在于，
由近光LED光源发出的部分光线经所述50L暗区形成结构1-4反射和折射后，使照射在近光光形的50L区域光线数减少，降低50L区域的亮度，
所述50L暗区形成结构1-4为从所述近光聚光器下侧面挖去部分而形成的多面体结构的内凹空腔，所述多面体结构内凹空腔在其垂直于光线传播方向、即近光照射走向的投影呈山坡状，该结构使近光光形中50L暗区区域亮度可控(见图6.图7)。
根据本发明所述一种LED光源车灯模组，其特征在于，
所述车灯模组还包括远光聚光器2和远光LED电路电路板6，使所述车灯模组实现远光功能，
所述远光聚光器2包括：
至少一个位于后端，即近光源端的远光聚光结构2-1和位于前端，即近透镜端的远光聚光器截止线形成结构2-2；
由远光LED光源发出的光线，经所述远光聚光器结构2-1折射和全发射，将光线聚集向前射出，
光线经过所述远光聚光器2聚焦在第二焦点后射出，然后经所述透镜3折射后再射出，形成远光光形。
根据本发明所述一种LED光源车灯模组，其特征在于，
所述远光聚光器截止线形成结构2-2前端，即近透镜端的端面轮廓曲线呈垂直于光线走向及/或沿光线走向的内凹或外凸的圆弧形，以形成15°或者45°的截止线。
据本发明所述一种LED光源车灯模组，其特征在于，
所述远光聚光器截止线形成结构2-2前端，即近透镜端的端面轮廓曲线呈垂直于光线走向及沿光线走向的内凹圆弧形。
根据本发明，优选的是，所述近光聚光器截止线形成结构1-3前端，即，近透镜端的端面轮廓曲线呈垂直于光线走向的向下内凹圆弧形(见图2-1至图2-3)。
根据本发明所述一种LED光源车灯模组，其特征在于，
所述远光聚光器2包括位于前端的远光聚光器截止线形成结构2-2，使得形成的远光 光形能够形成具有截止线的光形形状，所述远光聚光器截止线形成结构2-2和所述近光聚光器截止线形成结构1-3重叠布置，重叠布置是指近光聚光器的截止线形成结构的下端和远光聚光器的截止线形成结构的上端接触，实现远、近光光形的衔接(见图9)。
所述重叠布置是指近光聚光器的截止线形成结构的下端和远光聚光器的截止线形成结构的上端接触，且理论上为线接触，该线为近光聚光器下端的轮廓线。
根据本发明所述一种LED光源车灯模组，其特征在于，
所述近光LED电路板7上的LED中心位于所述近光聚光器1的第一焦点，即LED光学中心点处，所述近光聚光器截止线形成结构1-3位于所述近光聚光器1的第二焦点处，
所述远光LED电路板6上的LED中心位于所述远光聚光器2的第一焦点处，即LED光学中心点处，即LED光学中心点处，所述远光聚光器截止线形成结构2-2位于所述远光聚光器2的第二焦点处。
根据本发明所述一种LED光源车灯模组，优选的是，所述50L暗区形成结构1-4为五面体结构内凹空腔。
优选的是，50L暗区形成结构的总体尺寸在下述范围内：长度4-7mm，高度1-1.5mm，宽度0.5-1mm，位于所述近光聚光器前端下侧、靠近截止线的近光光形测试光路上。
所述50L暗区形成结构可以使近光在具有足够照明的前提下，不产生炫目，以免影响对面来车驾驶员的正常驾驶行为。
根据本发明所述一种LED光源车灯模组，其特征在于，
所述车灯模组还包括远光聚光器2和远光LED电路电路板6，使所述车灯模组实现远光功能，
所述远光聚光器2包括：
至少一个位于后端，即近光源端的远光聚光结构2-1和位于前端，即近透镜端的远光聚光器截止线形成结构2-2；
由远光LED光源发出的光线，经所述远光聚光器结构2-1折射和全发射，将光线聚集向前射出，
光线经过所述远光聚光器2聚焦在第二焦点后射出，然后经所述透镜3折射后再射出，形成远光光形(见图3-1至图3-3)。
根据本发明所述一种LED光源车灯模组，优选的是，所述远光聚光器截止线形成结构2-2前端，即，近透镜端的端面轮廓曲线呈沿光线走向的内凹圆弧形(见图3-1至图3-3)。
根据本发明所述一种LED光源车灯模组，优选的是，
所述远光聚光器截止线形成结构2-2前端，即近透镜端的端面呈平面形状。
根据本发明所述一种LED光源车灯模组，其特征在于，
所述近光聚光器1和远光聚光器2之间存在空气间隙。
根据本发明所述一种LED光源车灯模组，优选的是，所述近光聚光器截止线形成结构1-3前端面呈平面。
根据本发明所述一种LED光源车灯模组，其特征在于，
近光LED线路板7上设有4个LED光源：
1个3芯片LED光源、2个2芯片LED光源和1个1芯片LED光源，远光LED线路板6上设有2个2芯片LED光源(见图2-1至图2-3)。
根据本发明，近光LED线路板7上设有的1个3芯片LED光源、2个2芯片LED光源和1个1芯片LED光源，在常温环境下，每个3芯片LED光源输出光通量为750lm，2芯片LED光源输出光通量为500lm，1芯片LED光源输出光通量为250lm。模拟环境灯前35℃，灯后70℃时，近光光通量输出约1040lm，效率52％，亮度约65lx。
远光LED线路板6上设有2个2芯片LED光源。模拟环境灯前35℃，灯后70℃时，远光光通量输出约1400lm，亮度约120lx。
优选的是，所述近光聚光器1和远光聚光器2的材质为透明塑料PC或者PMMA。
优选的是，所述车灯模组还可以设有风扇,以用于该远近光一体车灯模组的主动散热，所述风扇与所述散热器连接固定。
本发明的有益效果在于：
1)无需遮光板零件，空间占用体积较小，空间利用效率大幅提高；
2)聚光器零件上设有光源聚光结构、III区形成结构、50L暗区形成结构和截止线形成结构，提高了光学元件之间位置精度，结构得到了相对简化；
3)LED光源发出的光线大部分在聚光器内部进行传播，无遮光板零件的发射带来的能量损失，LED光源的利用效率更高；
4)聚光器上的III区形成结构和50L暗区形成结构等结构较简单，配光效率更高。
附图说明
图1是本发明车灯模组的结构图。
图2-1是近光聚光器的仰视图。
图2-2，图2-3,图2-4分别是近光聚光器的立体图。
图2-5是本发明用于近光车灯模组的聚光器的III区形成结构的立体结构图。
图3-1是远光聚光器的俯视图。
图3-2，图3-3分别是远光聚光器的立体图。
图4是近光光线走向示意图。
图5是远光光线走向示意图。
图6-7分别是50L暗区形成结构的多面体下凹空腔结构示意图。
图8是本发明的III区形成结构示意图。
图9是所述远光聚光器截止线形成结构2-2和所述近光聚光器截止线形成结构1-3重叠布置示意图。
图10，图11分别是近光聚光器立体示意图。
图8是本发明的III区形成结构示意图。图中，1.近光聚光器，2.远光聚光器，3.透镜，4.透镜卡圈，5.散热器，6.远光LED电路板，7.近光LED电路板，8为从所述近光聚光器下侧面挖去部分而形成的多面体结构的内凹空腔，9为所述多面体结构内凹空腔在其垂直于光线传播方向、即近光照射走向的山坡状投影，10为所述近光聚光器1下侧面的具有落差的左右二部分分界线所述近光聚光器1下侧面的具有落差的左右二部分分界线，1-1.近光聚光结构，1-2.III区形成结构，1-2-1为II区展宽形成结构，1-2-2为HV亮度降低结构。1-3.近光聚光器截止线形成结构，1-4.50L暗区形成结构，1-5为SEG10亮度降低结构，2-1.远光聚光结构，2-2.远光截止线形成结构。
具体实施方式
下面结合附图和具体实施例对本发明进一步说明。
如图1所示，本发明实施例提供了一种车灯模组，用于汽车的照明，置于汽车前照灯内，可以实现单近光、远近光一体照明功能。该车灯模组包括近光聚光器1、远光聚光器2、透镜3、透镜卡圈4、散热器5、远光LED电路板和近光LED电路板7。该车灯模组总体尺寸为长约150mm，宽约100mm，高约60mm，其中透镜开口尺寸40mm*60mm。
远光LED电路板6和近光ED电路板7和散热器5之间涂覆导热胶，远光LED电路板6和近光ED电路板7上分别开有1个圆形定位孔、1个腰形定位孔和2个螺钉孔，远光LED电路板6和近光ED电路板7分别由散热器5上的2个圆柱销定位在散热器5上，再分别由2个机制螺 钉安装、固定在散热器5上。近光聚光器1和远光聚光器2上分别开有1个圆形定位孔、1个腰形定位孔和2个螺钉孔，近光聚光器1和远光聚光器2分别由散热器5上的2个圆柱销定位在散热器5上，再分别由2个自攻螺钉安装、固定在散热器5上。透镜3定位在透镜卡圈4上，透过卡扣配合结构，透镜卡圈4将透镜3安装、固定在透镜卡圈4上。透镜卡圈4上开有1个圆形定位孔、1个腰形定位孔和2个螺钉孔，透镜卡圈4由散热器5上的2个圆柱销定位在散热器6上，再由2个自攻螺钉安装、固定在散热器6上。
该车灯模组的近光LED电路板7上的LED中心位于近光聚光器1的第一焦点处，近光聚光器截止线形成结构1-3位于近光聚光器1的第二焦点处；远光LED电路板6上的LED中心位于远光聚光器2的第一焦点处，远光聚光器截止线形成结构2-2位于远光聚光器2的第二焦点处。
如图2-1至图2-3所示，该车灯模组的近光聚光器1包括4一个位于其后端的近光聚光结构1-1,以及位于其下端的III区形成结构1-2、位于其前端的近光聚光器截止线形成结构1-3和位于其下端的50L暗区形成结构1-4。
如图2-4所示,所述III区展宽形成结构(1-2-1)面向聚光器的前端呈弧形，后端连接有截面呈钝角三角形的SEG10亮度降低结构(1-5)。
如图3-1至图3-3所示，该车灯模组的远光聚光器2包括2个位于后端的远光聚光结构2-1以及位于前端的远光聚光器截止线形成结构2-2。
所述远光聚光器截止线形成结构2-2前端，即近透镜端的端面轮廓曲线为外形呈垂直于光线走向的内凹的圆弧形同时，其沿光线走向的外形也呈内凹的圆弧形，以形成15°或者45°的截止线。
如图2-4至图2-5所示,所述III区形成结构(1-2)包括III区展宽形成结构(1-2-1)和位于III区展宽形成结构(1-2-1)中间的HV亮度降低结构(1-2-2)；所述III区展宽形成结构(1-2-1)面向聚光器的前端呈弧形，后端和SEG10亮度降低结构(1-5)的前端相连接。
III区展宽形成结构1-2-1和位于III区展宽形成结构1-2-1中间的HV亮度降低结构1-2-2具有与近光聚光器1下侧面对应的落差。
该车灯模组的近光聚光器1上的50L暗区形成结构1-4沿光线传播方向呈三角形，III区形成结构1-2的前端面呈内凹的圆弧形，近光聚光器截止线形成结构1-3前端面下轮廓曲线呈15°或者45°的截止线形状，轮廓端面呈内凹的圆弧形，远光聚光器截止线形成结构2-2前端面上轮廓曲线呈15°或者45°的截止线形状，轮廓端面呈内凹的圆弧形。位于近光聚光器1前端的近光聚光器截止线形成结构1-3，使得形成的近光光形能够形成 具有截止线的光形形状；位于远光聚光器2前端的远光聚光器截止线形成结构2-2，使得形成的远光光形能够形成具有截止线的光形形状，无需另外设置遮光板零件进行遮挡形成远、近光的截止线形状。远光聚光器截止线形成结构2-2和所述近光聚光器截止线形成结构1-3重叠布置，实现远、近光光形的衔接，且近光聚光器1和远光聚光器2之间存在一定的空气间隙，防止远、近光光线的耦合，使远、近光光线分别在各自的聚光器内进行传播。
该车灯模组的近光聚光器1和远光聚光器2的材质可以为PC或者PMMA。
如图4所示，由近光LED光源发出的光线，经近光聚光结构1-1折射和全发射，将光线聚集向前射出，其中部分光线经过近光聚光器1聚焦在第二焦点后直接射出，再射入透镜3，部分光线遇近光聚光器1下表面形成全反射，从近光聚光器1前端面射出，再射入透镜3后射出，以上两部分光形叠加后形成近光光形。由近光LED光源发出的部分光线经III区形成结构1-2折射，然后从透镜3射出，形成近光光形的III区光形部分。由近光LED光源发出的部分光线经50L暗区形成结构1-4反射和折射后，使照射在近光光形的50L区域光线数减少，降低50L区域的亮度，使该远近光一体车灯模组，射出的光线在具有足够照明的前提下，不产生炫目，以免影响对面来车驾驶员的正常驾驶行为。
如图5所示，由远光LED光源发出的光线，经远光聚光器结构2-1折射和全发射，将光线聚集向前射出，光线经过远光聚光器2聚焦在第二焦点后射出，然后射入透镜3，经透镜3折射后再射出，形成远光光形。
近光LED线路板7上设有1个3芯片LED光源、2个2芯片LED光源和1个1芯片LED光源，在常温环境下，每个3芯片LED光源输出光通量为750lm，2芯片LED光源输出光通量为500lm，1芯片LED光源输出光通量为250lm。模拟环境灯前35℃，灯后70℃时，近光光通量输出约1040lm，效率52％，亮度约65lx。远光LED线路板6上设有2个2芯片LED光源。模拟环境灯前35℃，灯后70℃时，远光光通量输出约1400lm，亮度约120lx。
近光LED工作时，该车灯模组实现单近光功能，近光LED和远光LED同时工作时，该车灯模组实现远、近光一体功能。
根据本发明，无需遮光板零件进行遮挡形成截止线，空间占用体积较小，空间利用效率和配光效率更高。

Claims (12)

  1. 一种LED光源车灯模组，包括近光聚光器(1)、透镜(3)、透镜卡圈(4)、散热器(5)和近光LED电路板(7)，其特征在于，
    所述近光聚光器(1)包括：
    至少一个位于其后端、即近光源的近光聚光结构(1-1),
    位于近光聚光器下侧的弧形块状III区光形形成结构(1-2),
    位于近光聚光器前端、即近透镜的近光聚光器截止线形成结构(1-3)，以及
    位于近光聚光器前端下侧的50L暗区形成结构(1-4)，
    位于近光聚光器底部的截面多边形块状凸起、抑制SEG10区域亮度过高的SEG10亮度降低结构(1-5)，
    由近光LED光源发出的光线，经所述近光聚光结构(1-1)折射和全发射，将光线聚集向前射出，其中部分光线经过所述近光聚光器(1)聚焦在第二焦点，即近光聚光器截止线形成结构(1-3)所在处后直接射出，再射入所述透镜(3)；
    部分光线于所述近光聚光器(1)下表面形成全反射，从所述近光聚光器前端面射出，再经所述透镜(3)后射出；
    以上两部分光形叠加后形成近光光形。
  2. 如权利要求1所述一种LED光源车灯模组，其特征在于，
    所述III区光形形成结构(1-2)用于形成近光光形的展宽，并使得III区光形部分的HV测试点亮度降低，所述III区形成结构(1-2)包括III区展宽形成结构(1-2-1)和位于III区展宽形成结构(1-2-1)中间的HV亮度降低结构(1-2-2)；
    所述III区展宽形成结构(1-2-1)面向聚光器的前端呈弧形，后端和SEG10亮度降低结构(1-5)的前端相连接。
  3. 如权利要求1所述一种LED光源车灯模组，其特征在于，
    所述近光聚光器(1)下侧面为内凹弧形面或平面，近光聚光器(1)下侧面形成有沿聚光走向具有落差的左右二部分，所述近光聚光器(1)下侧面的具有落差的左右二部分分界线位于近光聚光器(1)下侧面沿聚光走向的中部，所述落差尺寸为0.4-0.6mm范围，
    III区展宽形成结构(1-2-1)和位于III区展宽形成结构(1-2-1)中间的HV亮度降 低结构(1-2-2)具有与近光聚光器(1)下侧面对应的落差。
  4. 如权利要求1所述一种LED光源车灯模组，其特征在于，
    由近光LED光源发出的部分光线经所述III区形成结构(1-2)折射，然后从所述透镜3射出，形成近光光形的III区光形部分，
    所述近光聚光器(1)下侧面的III区形成结构(1-2)为跨越具有落差的左右二部分近光聚光器(1)下侧面分界线的板状凸起物，凸起物下侧面为内凹弧形，其尺寸为宽度10-15mm，高度0.5-1mm，圆弧半径R5-8mm，
    所述SEG10亮度降低结构(1-5)的沿聚光器光线走向截面呈钝角三角形，且和聚光器底面相接的两个角为锐角。
  5. 如权利要求1所述一种LED光源车灯模组，其特征在于，
    位于所述近光聚光器(1)前端，即，近透镜端的近光聚光器截止线形成结构(1-3)，使得形成的近光光形能够形成具有截止线的光形，
    所述近光聚光器截止线形成结构(1-3)前端，即，近透镜端的端面轮廓曲线呈垂直于光线走向及/或沿光线走向的内凹或外凸的圆弧形，以形成15°或者45°的截止线形状。
  6. 如权利要求5所述一种LED光源车灯模组，其特征在于，
    所述近光聚光器截止线形成结构(1-3)前端，即，近透镜端的端面轮廓曲线呈垂直于光线走向及沿光线走向的内凹圆弧形。
  7. 如权利要求1所述一种LED光源车灯模组，其特征在于，
    由近光LED光源发出的部分光线经所述50L暗区形成结构(1-4)反射和折射后，使照射在近光光形的50L区域光线数减少，降低50L区域的亮度，
    所述50L暗区形成结构(1-4)为从所述近光聚光器下侧面挖去部分而形成的多面体结构的内凹空腔，所述多面体结构内凹空腔在其垂直于光线传播方向、即近光照射走向的投影呈山坡状，该结构使近光光形中50L暗区区域亮度可控。
  8. 如权利要求1所述一种LED光源车灯模组，其特征在于，
    所述车灯模组还包括远光聚光器(2)和远光LED电路电路板(6)，使所述车灯模组 实现远光功能，
    所述远光聚光器(2)包括：
    至少一个位于后端，即近光源端的远光聚光结构(2-1)和位于前端，即近透镜端的远光聚光器截止线形成结构(2-2)；
    由远光LED光源发出的光线，经所述远光聚光器结构(2-1)折射和全发射，将光线聚集向前射出，
    光线经过所述远光聚光器(2)聚焦在第二焦点后射出，然后经所述透镜3折射后再射出，形成远光光形。
  9. 如权利要求8所述一种LED光源车灯模组，其特征在于，
    所述远光聚光器截止线形成结构(2-2)前端，即近透镜端的端面轮廓曲线呈垂直于光线走向及/或沿光线走向的内凹或外凸的圆弧形，以形成15°或者45°的截止线。
  10. 如权利要求9所述一种LED光源车灯模组，其特征在于，
    所述远光聚光器截止线形成结构(2-2)前端，即近透镜端的端面轮廓曲线呈垂直于光线走向及沿光线走向的内凹圆弧形。
  11. 如权利要求8所述一种LED光源车灯模组，其特征在于，
    所述远光聚光器(2)包括位于前端的远光聚光器截止线形成结构(2-2)，使得形成的远光光形能够形成具有截止线的光形形状，所述远光聚光器截止线形成结构(2-2)和所述近光聚光器截止线形成结构(1-3)重叠布置，重叠布置是指近光聚光器的截止线形成结构的下端和远光聚光器的截止线形成结构的上端接触，实现远、近光光形的衔接。
  12. 如权利要求1所述一种LED光源车灯模组，其特征在于，
    所述近光LED电路板(7)上的LED中心位于所述近光聚光器(1)的第一焦点，即LED光学中心点处，所述近光聚光器截止线形成结构(1-3)位于所述近光聚光器(1)的第二焦点处，
    所述远光LED电路板(6)上的LED中心位于所述远光聚光器(2)的第一焦点处，即LED光学中心点处，即LED光学中心点处，所述远光聚光器截止线形成结构(2-2)位于所述远光聚光器(2)的第二焦点处。
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110397889A (zh) * 2019-07-19 2019-11-01 帝宝车灯制造（合肥）有限公司 汽车led双光透镜前照灯

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106439672A (zh) * 2016-08-17 2017-02-22 上海小糸车灯有限公司 一种led光源车灯模组
CN206469173U (zh) * 2016-09-30 2017-09-05 武汉通畅汽车电子照明有限公司 一种用于近光车灯模组的聚光器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106439672A (zh) * 2016-08-17 2017-02-22 上海小糸车灯有限公司 一种led光源车灯模组
CN206469173U (zh) * 2016-09-30 2017-09-05 武汉通畅汽车电子照明有限公司 一种用于近光车灯模组的聚光器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110397889A (zh) * 2019-07-19 2019-11-01 帝宝车灯制造（合肥）有限公司 汽车led双光透镜前照灯
CN110397889B (zh) * 2019-07-19 2024-03-15 帝宝车灯制造（合肥）有限公司 汽车led双光透镜前照灯

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