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CN-224215168-U - Prismatic table light distribution structure

CN224215168UCN 224215168 UCN224215168 UCN 224215168UCN-224215168-U

Abstract

The utility model belongs to the technical field of automobile lamps, and particularly relates to a prismatic table light distribution structure which comprises a first light distribution unit, a second light distribution unit and a third light distribution unit, wherein the first light distribution unit comprises a first reflecting part and a second reflecting part, the first reflecting part and the second reflecting part are in a prismatic table shape, the second light distribution unit is arranged in parallel with the first light distribution unit, the second light distribution unit comprises a third reflecting part and a fourth reflecting part, the third reflecting part and the fourth reflecting part are in a prismatic table shape, parallel rays emitted to the first reflecting part are emitted to the fourth reflecting part after being totally reflected by the first reflecting part and then emitted to the fourth reflecting part in a horizontal direction, and parallel rays emitted to the second reflecting part are emitted to the third reflecting part after being totally reflected by the second reflecting part and then emitted to the horizontal direction after being totally reflected by the third reflecting part.

Inventors

  • XU YANXIU
  • WANG XINGYANG

Assignees

  • 常州星宇车灯股份有限公司

Dates

Publication Date
20260508
Application Date
20250613

Claims (8)

  1. 1. The prismatic table grading structure, its characterized in that includes: The first light distribution unit (1) comprises a first reflecting part (13) and a second reflecting part (14) which are arranged in a mirror image mode up and down, wherein the first reflecting part (13) and the second reflecting part (14) are in a prismatic table shape; The second light distribution unit (2), the second light distribution unit (2) is arranged in parallel with the first light distribution unit (1), the second light distribution unit (2) comprises a third reflecting part (23) and a fourth reflecting part (24) which are arranged in a mirror image manner up and down, and the third reflecting part (23) and the fourth reflecting part (24) are in a prismatic table shape; The parallel light rays emitted to the first reflecting part (13) are emitted to the fourth reflecting part (24) after being totally reflected by the first reflecting part (13), and are emitted horizontally after being totally reflected by the fourth reflecting part (24); the parallel light rays emitted to the second reflecting part (14) are emitted to the third reflecting part (23) after being totally reflected by the second reflecting part (14), and are emitted horizontally after being totally reflected by the third reflecting part (23).
  2. 2. The prismatic table light distribution structure according to claim 1, wherein the first reflecting portion (13) comprises four first reflecting surfaces (11) connected to each other, the first reflecting surfaces (11) are each arranged obliquely in the vertical direction, and a top end area of the first reflecting portion (13) is larger than a bottom end area of the first reflecting portion (13); The first reflecting surface (11) is used for totally reflecting parallel rays to be emitted obliquely along the bottom end.
  3. 3. The prismatic table light distribution structure according to claim 2, wherein the second reflecting portion (14) includes four mutually connected second reflecting surfaces (12), the second reflecting surfaces (12) are each disposed obliquely in the vertical direction, and a top end area of the second reflecting portion (14) is larger than a bottom end area of the second reflecting portion (14); the second reflecting part (14) is used for totally reflecting parallel rays to be emitted obliquely along the top end.
  4. 4. A prism table light distribution structure as set forth in claim 3, wherein the third reflecting portion (23) includes four mutually connected third reflecting surfaces (21), the third reflecting surfaces (21) being each disposed obliquely in a vertical direction, a top end area of the third reflecting portion (23) being larger than a bottom end area of the third reflecting portion (23); The third reflecting surface (21) is used for totally reflecting the inclined light rays and then horizontally emitting the inclined light rays.
  5. 5. The prismatic table light distribution structure according to claim 4, wherein the fourth reflecting portion (24) includes four mutually connected fourth reflecting surfaces (22), the fourth reflecting surfaces (22) are each disposed obliquely in the vertical direction, and a top end area of the fourth reflecting portion (24) is larger than a bottom end area of the fourth reflecting portion (24); the fourth reflecting surface (22) is used for totally reflecting the inclined light rays and then horizontally emitting the inclined light rays.
  6. 6. The prismatic table light distribution structure according to claim 5, wherein the parallel light rays emitted to the first reflecting surface (11) are emitted to the fourth reflecting surface (22) adjacent to the first reflecting surface (11) after being totally reflected by the first reflecting surface (11), and are emitted horizontally after being totally reflected by the fourth reflecting surface (22); The parallel light rays emitted to the second reflecting surface (12) are emitted to the third reflecting surface (21) adjacent to the second reflecting surface (12) in an inclined mode after being totally reflected by the second reflecting surface (12), and are emitted horizontally after being totally reflected by the third reflecting surface (21).
  7. 7. The prismatic table light distribution structure according to claim 1, further comprising a thick-wall member (3), wherein the first light distribution unit (1) and the second light distribution unit (2) are arranged in the thick-wall member (3), and the first light distribution unit (1) and the second light distribution unit (2) are arranged in a plurality of longitudinal and transverse directions.
  8. 8. The prismatic table light distribution structure according to claim 7, wherein a condenser (4) is arranged at one end of the thick-walled member (3) close to the first light distribution unit (1), the condenser (4) is arranged at the bottom end of the thick-walled member (3), and the condenser (4) is used for converging light rays to be emitted to the first light distribution unit (1) in parallel.

Description

Prismatic table light distribution structure Technical Field The utility model belongs to the technical field of automobile lamps, and particularly relates to a prismatic table light distribution structure. Background Along with the rapid development of automobile lamp technology and the pursuit of consumers to the car lamp lighting effect, manufacturing cost and efficiency are also the urgent problem that needs to be solved of each car lamp supplier, and current scheme light is sent from the LED, is passed through a series of function device and is then sent out from the light-emitting surface to reach the more even effect of car lamp lighting. In traditional project, the known scheme is difficult to guarantee the homogeneity when guaranteeing high efficiency, guarantees that the homogeneity can lead to inefficiency again, still can cause circuit design complicacy and heat risk to promote when increasing LED raw materials cost. Disclosure of utility model The utility model aims to provide a prismatic table light distribution structure so as to solve the technical problems of complex circuit and heat lifting caused by a large amount of increased cost in order to ensure high efficiency and uniformity in lighting of the existing scheme car lamp, and achieve the purposes of uniform and efficient lighting, visual penetration and universality after light is totally reflected for many times in a system through a novel light distribution structure. In order to solve the technical problems, the utility model provides a prismatic table light distribution structure, which comprises a prismatic table light distribution structure and a light distribution structure, wherein the prismatic table light distribution structure is characterized by comprising the following components: The first light distribution unit comprises a first reflecting part and a second reflecting part which are arranged in a mirror image manner up and down, wherein the first reflecting part and the second reflecting part are in a prismatic table shape; The second light distribution unit is arranged in parallel with the first light distribution unit and comprises a third reflecting part and a fourth reflecting part which are arranged in a vertical mirror image mode, wherein the third reflecting part and the fourth reflecting part are in a prismatic table shape; the parallel light rays emitted to the first reflecting part are emitted to the fourth reflecting part after being totally reflected by the first reflecting part, and then are emitted horizontally after being totally reflected by the fourth reflecting part; the parallel light rays emitted to the second reflecting part are emitted to the third reflecting part after being totally reflected by the second reflecting part, and then are emitted horizontally after being totally reflected by the third reflecting part. Further, the first reflecting part comprises four first reflecting surfaces which are connected with each other, wherein the first reflecting surfaces are obliquely arranged in the vertical direction, and the top end area of the first reflecting part is larger than the bottom end area of the first reflecting part; The first reflecting surface is used for totally reflecting parallel light rays to be emitted obliquely along the bottom end. Further, the second reflecting part comprises four second reflecting surfaces which are connected with each other, wherein the second reflecting surfaces are obliquely arranged in the vertical direction, and the top end area of the second reflecting part is larger than the bottom end area of the second reflecting part; The second reflecting part is used for totally reflecting parallel rays to be emitted obliquely along the top end. Further, the third reflecting part comprises four third reflecting surfaces which are connected with each other, wherein the third reflecting surfaces are obliquely arranged in the vertical direction, and the top end area of the third reflecting part is larger than the bottom end area of the third reflecting part; the third reflecting surface is used for horizontally emitting the total reflection inclined light rays. Further, the fourth reflecting part comprises four mutually connected fourth reflecting surfaces, wherein the fourth reflecting surfaces are obliquely arranged in the vertical direction, and the top end area of the fourth reflecting part is larger than the bottom end area of the fourth reflecting part; The fourth reflecting surface is used for horizontally emitting the total reflection inclined light rays. Further, the parallel light rays emitted to the first reflecting surface are emitted to the fourth reflecting surface adjacent to the first reflecting surface in an inclined mode after being totally reflected by the first reflecting surface, and are emitted horizontally after being totally reflected by the fourth reflecting surface; the parallel light rays emitted to the second reflecting surface are emitted to