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CN-224203541-U - Side-entering fourth-side liquid crystal module

CN224203541UCN 224203541 UCN224203541 UCN 224203541UCN-224203541-U

Abstract

The utility model discloses a side-in fourth liquid crystal module which comprises a diaphragm, a light guide plate, reflective paper, a back plate and a radiator, wherein the diaphragm, the light guide plate, the reflective paper, the back plate and the radiator are arranged in a bonding mode, the liquid crystal module further comprises a light bar, a cross beam and a light guide column, the light bar is adhered to the radiator, the light guide column is fixedly connected with the cross beam, the cross beam is fixedly connected with the back plate, the liquid crystal panel is positioned on one side of the diaphragm, the light guide column is provided with a light inlet surface and a light outlet surface, the light inlet surface is positioned on one side of the light bar, the light bead of the light bar emits a light source, light enters the light guide column through the light inlet surface, and the light enters the light guide plate through the light outlet surface after being subjected to total reflection for at least one time in the light guide column. According to the utility model, the light guide column is not limited to totally reflect light to the light guide plate at one time by changing the position of the light bar, so that the light mixing distance is shortened, the size of the fourth frame is reduced, the appearance of the side-in type borderless television product is greatly improved, and the pursuit of consumers on aesthetic feeling is further improved.

Inventors

  • LIU JIQUAN
  • LIU XIN

Assignees

  • 四川长虹电器股份有限公司

Dates

Publication Date
20260505
Application Date
20250515

Claims (10)

  1. 1. The side-in type fourth-side liquid crystal module is characterized by comprising a diaphragm (8), a light guide plate (6), reflective paper (7), a back plate (1) and a radiator (2), wherein the liquid crystal module further comprises a lamp strip (4), a cross beam (3) and a light guide column (5), the lamp strip (4) is adhered to the radiator (2), the light guide column (5) is fixedly connected with the cross beam (3), the cross beam (3) is fixedly connected with the back plate (1), the liquid crystal panel (9) is positioned on one side of the diaphragm (8), the light guide column (5) is provided with a light inlet surface (14) and a light outlet surface (16), the light inlet surface (14) is positioned on one side of the lamp strip (4), the light bead of the lamp strip (4) emits a light source, light enters the light guide column (5) through the light inlet surface (14), and the light enters the light guide plate (6) through the light outlet surface (16) after at least one time of total reflection in the light guide column (5).
  2. 2. The side-in type fourth liquid crystal module set forth in claim 1, wherein the adhesion end of the radiator (2) and the lamp strip (4) is provided with a bottom edge (13), the bottom edge (13) is perpendicular to the back plate (1), and the lamp strip (4) is adhered to one side of the bottom edge (13).
  3. 3. The side-entry fourth liquid crystal module set forth in claim 2, wherein the light guide column (5) further comprises a reflecting surface (15), the light inlet surface (14) is perpendicular to the bottom edge (13) of the radiator (2), and the light beads of the light bar (4) are located at one side of the light inlet surface (14).
  4. 4. The side-entry fourth liquid crystal module as claimed in claim 3, wherein the reflecting surface (15) forms an angle of 45 ° with the light incident surface (14) and the light emergent surface (16), respectively.
  5. 5. The side-entry fourth liquid crystal module as claimed in claim 1, wherein the light bar (4) is adhered to the back of the heat sink (2), and the light incident surface (14) and the light emergent surface (16) of the light guide column (5) are in the same plane.
  6. 6. The side-entry fourth liquid crystal module set forth in claim 5, wherein the light guide column (5) has a first reflecting surface (17) and a second reflecting surface (18), the first reflecting surface (17) and the second reflecting surface (18) form an included angle of 90 degrees, and the first reflecting surface (17), the second reflecting surface (18) form an included angle of 45 degrees with the light inlet surface (14) and the light outlet surface (16) respectively.
  7. 7. The side-entry fourth liquid crystal module as claimed in any one of claims 1 to 6, wherein the liquid crystal module further comprises a pressing bar (11), the pressing bar (11) is a bending piece, one end of the pressing bar is attached to the bottom end of the cross beam (3), and the other end of the pressing bar is attached to the upper surface of the diaphragm (8).
  8. 8. The side-in type fourth liquid crystal module according to claim 7, wherein the liquid crystal panel (9) is connected with the pressing strip (11) through an adhesion piece.
  9. 9. The side-entry fourth liquid crystal module set forth in claim 7, further comprising a decorative strip (10) and a rear cover (12), wherein one end of the decorative strip (10) is attached to the liquid crystal panel (9), and the other end is covered with the rear cover (12).
  10. 10. The side-in type fourth liquid crystal module according to claim 7, wherein the radiator (2), the cross beam (3) and the back plate (1) are fixedly connected through screws.

Description

Side-entering fourth-side liquid crystal module Technical Field The utility model relates to the technical field of liquid crystal modules, in particular to a side-in fourth liquid crystal module. Background Along with the progress of technology, the appearance of the liquid crystal television is continuously improved, the borderless television is a mainstream trend, the visual interference picture is almost eliminated by the borderless design, seamless fusion with the outside can be realized, experience is better during film watching, the liquid crystal television is particularly suitable for users pursuing immersive film watching and modern furniture aesthetic feeling, simple appearance and immersive experience are realized through technological innovation, the current side-in borderless television is limited to upper, left and right three sides and has no frame, a lower side fourth side is provided with a frame, and because of the limitation of the light mixing distance of a traditional side-in liquid crystal module, in order to ensure that light can reach uniform mixing and required transmission distance, a lamp strip is arranged on one side of a light guide plate and positioned in front of a backboard (as shown in fig. 5, the direction of a liquid crystal display screen is the front), a certain distance is required between the lamp strip and the light guide plate, so that the decorative strip on the lower side is still wide, and the pursuing of the aesthetic feeling of consumers cannot be met. Disclosure of utility model The utility model overcomes the defects of the prior art, and provides an implementation mode of a side-in fourth liquid crystal module, so as to solve the problem that the fourth side of the conventional borderless liquid crystal television is wider and cannot meet the aesthetic pursuit of consumers. In order to solve the technical problems, one embodiment of the present utility model adopts the following technical scheme: The side-in type fourth liquid crystal module comprises a diaphragm, a light guide plate, reflective paper, a back plate and a radiator which are sequentially attached, the liquid crystal module further comprises a light bar, a cross beam and a light guide column, the light bar is adhered to the radiator, the light guide column is fixedly connected with the cross beam, the cross beam is fixedly connected with the back plate, the liquid crystal module is positioned on one side of the diaphragm, the light guide column is provided with a light inlet face and a light outlet face, the light inlet face is positioned on one side of the light bar, the light outlet face is positioned on one side of the light guide plate, light beads of the light bar emit light sources, the light enters the light guide column through the light inlet face, and the light enters the light guide plate through the light outlet face after being totally reflected at least once in the light guide column. Further, the adhesion end of the radiator and the lamp strip is provided with a bottom edge which is vertically arranged, the bottom edge is perpendicular to the backboard, and the lamp strip is adhered to one side of the bottom edge. The light guide column is further provided with a reflecting surface, the light inlet surface is perpendicular to the bottom edge of the radiator, and the lamp beads of the lamp strip are positioned on one side of the light inlet surface. Further, the reflecting surface forms an included angle of 45 degrees with the light inlet surface and the light outlet surface respectively. Further, the light bar is adhered to the back of the radiator, and the light inlet surface and the light outlet surface of the light guide column are in the same plane. The light guide column is further provided with a first reflecting surface and a second reflecting surface, the first reflecting surface and the second reflecting surface form an included angle of 90 degrees, and the first reflecting surface and the second reflecting surface form an included angle of 45 degrees with the light inlet surface and the light outlet surface respectively. The liquid crystal module further comprises a pressing strip, wherein the pressing strip is a bending piece, one end of the pressing strip is attached to the bottom end of the cross beam, and the other end of the pressing strip is attached to the upper surface of the diaphragm. Further, the liquid crystal panel is connected with the pressing strip through an adhesion piece. Further, the liquid crystal module further comprises a decorative strip and a rear cover, one end of the decorative strip is attached to the liquid crystal panel, and the other end of the decorative strip is combined with the rear cover Xiang Gai. And the radiator, the cross beam and the back plate are fixedly connected through screws. Compared with the prior art, the utility model has the advantages that the light guide column is not limited to totally reflect light to the light gui