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CN-224201567-U - Disconnect-type LED reflective membrane subassembly

CN224201567UCN 224201567 UCN224201567 UCN 224201567UCN-224201567-U

Abstract

The utility model relates to the technical field of semiconductor illumination, and discloses a separated LED (light-emitting diode) reflecting film assembly, which comprises a protective outer shell, wherein fixed inner shells are fixedly arranged on two sides of the inside of the protective outer shell, LED light source structures are arranged on the side surfaces of the fixed inner shells, light source reflecting structures are arranged on the upper inner half parts of the fixed inner shells, light source diffusion structures are arranged on the lower inner half parts of the fixed inner shells, and heat dissipation structures are arranged on the side surfaces of the fixed inner shells.

Inventors

  • Lu Fafa
  • LIU YUNZHE
  • ZHOU SHAOHONG
  • XIAO JUNHONG
  • HU XUWU

Assignees

  • 深圳市宇辉光学科技有限公司

Dates

Publication Date
20260505
Application Date
20250425

Claims (6)

  1. 1. The utility model provides a disconnect-type LED reflective film subassembly, includes guard housing (1), its characterized in that guard housing (1) inside both sides fixed mounting has fixed inner shell (2), the side of fixed inner shell (2) is provided with LED light source structure, the interior first half of fixed inner shell (2) is provided with light source reflection structure, the light source includes reflection diaphragm groove (6), light guide plate groove (7), reflection diaphragm (12), light guide plate (13), reflection diaphragm groove (6) and light guide plate groove (7) have been seted up to the interior first half of fixed inner shell (2), reflection diaphragm (12) are fixedly installed in reflection diaphragm groove (6), light guide plate (13) are fixedly installed in light guide plate groove (7), the interior first half of fixed inner shell (2) is provided with light source diffusion structure, light source diffusion structure includes total reflection prism groove (8), diffusion groove (9), total reflection prism (14), diffusion prism (15), the interior first half of fixed inner shell (2) is equipped with reflection diaphragm groove (8) and diffusion prism (15), total reflection diaphragm (14) are installed in fixed diffusion diaphragm groove (9), the side of the fixed inner shell (2) is provided with a heat dissipation structure.
  2. 2. The separated LED reflecting film assembly according to claim 1, wherein the inside of the protective shell (1) is hollow, a through square groove is formed in the top of the protective shell (1), and a through square groove is formed in one side surface of the protective shell (1).
  3. 3. The separated LED reflecting film assembly according to claim 1, wherein the radiating structure comprises radiating grooves (4) and protective rods (5), the radiating grooves (4) are formed in the side faces of the fixed inner shell (2), a plurality of groups of protective rods (5) which are arranged at equal intervals are arranged between the radiating grooves (4) on the side faces of the fixed inner shell (2), and the other end faces of the protective rods (5) are fixedly connected with the inner side faces of the protective outer shell (1).
  4. 4. The separated LED reflecting film assembly according to claim 1, wherein the LED light source structure comprises a mounting groove (3), an LED light source outer shell (10) and an LED light source (11), the mounting groove (3) is formed in two sides of the fixed inner shell (2), the LED light source outer shell (10) is fixedly arranged in the mounting groove (3), the LED light source (11) is fixedly arranged on the outer side of the LED light source outer shell (10), and the bottom of the LED light source (11) is fixedly connected with the fixed inner shell (2).
  5. 5. The split LED reflective film assembly according to claim 1, wherein the light guide plate groove (7) is arranged below the reflective film groove (6), and a spacing separation block (16) is arranged between the reflective film (12) and the light guide plate (13).
  6. 6. The split-type LED reflective film assembly according to claim 1, wherein the diffusion film sheet groove (9) is arranged below the total reflection prism sheet groove (8), and a spacing separation block (16) is arranged between the total reflection prism sheet (14) and the diffusion film sheet (15).

Description

Disconnect-type LED reflective membrane subassembly Technical Field The utility model relates to the technical field of semiconductor illumination, in particular to a separated LED reflective film assembly. Background In the field of modern electronic display and lighting, efficient optical components are critical to improving product performance, LEDs are widely used as an energy-saving and high-brightness light source in various display devices such as backlights of liquid crystal displays and lighting fixtures, in these application scenarios, LED reflective film components play a key role, the LED display screen has the advantages that the light emitted by the LEDs is efficiently reflected and guided, the light utilization rate is improved, the brightness of a display screen and the illumination intensity of an illumination area are enhanced, the clear and bright visual effect of related products can be ensured, and the requirement of a user on high-quality visual experience is met. In the conventional LED reflective film assembly, a plurality of defects are exposed in actual use, in a common separation structure, the reflective film is often thinner, an additional backboard is needed to be used as a support, but the flatness of the backboard is difficult to achieve absolute perfection, tiny fluctuation or unevenness can influence the reflection path of light, so that the light is unevenly distributed, the quality of a display picture is reduced, uneven brightness plaques can appear on the display equipment, the visual effect is influenced, in addition, in some environments involving mechanical vibration, such as vehicle-mounted display equipment or movable illumination tools, the conventional separation reflective film and a light guide plate structure are easy to rub against each other, long-term friction can not only cause abrasion of the surface of the reflective film or the light guide plate, damage the optical performance of the reflective film or the light guide plate, but also generate impurities such as chips, further interfere with light propagation, and seriously influence the image quality. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides a separated LED reflecting film assembly, which solves the problems. (II) technical scheme In order to achieve the above-mentioned purpose, the utility model provides a technical scheme that a separated LED reflective film assembly is characterized in that two sides of the inside of a protective outer shell are fixedly provided with a fixed inner shell, the side face of the fixed inner shell is provided with an LED light source structure, the upper inner half part of the fixed inner shell is provided with a light source reflective structure, the light source comprises a reflective film groove, a light guide plate groove, a reflective film and a light guide plate groove, the upper inner half part of the fixed inner shell is provided with a reflective film groove and a light guide plate groove, the reflective film is fixedly arranged in the reflective film groove, the light guide plate groove is fixedly provided with a light guide plate, the lower inner half part of the fixed inner shell is provided with a light source diffusion structure, the light source diffusion structure comprises a total reflection light enhancement film groove, a total reflection light enhancement film and a diffusion film groove, the total reflection light enhancement film is fixedly arranged in the fixed inner half part of the fixed inner shell, the diffusion film groove is fixedly provided with a diffusion film, and the side face of the fixed inner shell is provided with a heat dissipation structure. Preferably, the inside of the protective shell is hollow, a square groove penetrating through is formed in the top of the protective shell, and a square groove penetrating through is formed in one side face of the protective shell. Preferably, the heat radiation structure comprises heat radiation grooves and protective rods, the heat radiation grooves are formed in the side faces of the fixed inner shell, a plurality of groups of protective rods which are arranged at equal intervals are arranged between the heat radiation grooves on the side faces of the fixed inner shell, and the other end faces of the protective rods are fixedly connected with the inner side faces of the protective outer shell. Preferably, the LED light source structure comprises a mounting groove, an LED light source outer shell and an LED light source, wherein the mounting groove is formed in two sides of the fixed inner shell, the LED light source outer shell is fixedly installed in the mounting groove, the LED light source is fixedly installed on the outer side of the LED light source outer shell, and the bottom of the LED light source is fixedly connected with the fixed inner shell. Preferably, the light guide plate groove is below