Backlight unit and display device

  • US 10,393,948 B2
  • Filed: 07/13/2016
  • Issued: 08/27/2019
  • Est. Priority Date: 10/29/2015
  • Status: Active Grant
First Claim
Patent Images

1. A backlight unit, comprising a backplane and a light guide plate (LGP), whereinthe backplane includes a body section and a bending section connected with the body section in an integrated structure;

  • the body section includes a first surface and a second surface opposite to each other;

    the bending section includes at least a connecting portion and a mounting portion extended from the connecting portion and opposite to the first surface;

    the connecting portion is a bending structure along a first side of the body section;

    a bending direction of the connecting portion is a direction from the second surface of the body section to the first surface;

    the LGP is disposed on the first surface of the body section;

    one side of the mounting portion away from the connecting portion is opposite to a first end face of the LGP; and

    light sources are disposed on the mounting portion;

    wherein a first zigzag structure is provided on one side of the mounting portion provided with the light sources; and

    a size of notches of the first zigzag structure matches with a size of the light sources;

    wherein a first space is defined by the connecting portion, the mounting portion and the first surface;

    the backlight unit further comprising sealant, wherein the sealant at least includes a bearing portion matching with and provided in the first space;

    the bearing portion includes a second zigzag structure; and

    a shape of the second zigzag structure matches with that of the first zigzag structure;

    wherein a width D2 of notches of the second zigzag structure and a width D1 of the notches of the first zigzag structure satisfy D2

    D1.

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