Back panel assembly and display device having the same

• US 10,509,247 B2
• Filed: 10/21/2016
• Issued: 12/17/2019
• Est. Priority Date: 01/29/2016
• Status: Active Grant

• Current Assignee: BOE Technology Group Co., Ltd.
• Original Assignee: BOE Technology Group Co., Ltd.
• Inventors: Ren, Yan, Wang, Zifeng
• Primary Examiner(s): Nguyen, Sang V
• Application Number:
  US15/538,187
• Publication Number:
  US 20180275446A1
• Time in Patent Office: 1,152 Days
• CPC Class Codes: G02F 1/133308 Support structures for LCD panels, e.g. frames or bezels
• CPC Class Codes: G02F 1/133314 Back frames
• CPC Class Codes: G02F 1/133317 Intermediate frames, e.g. between backlight housing and front frame
• CPC Class Codes: G02F 1/13452 Conductors connecting driver circuitry and terminals of panels
• CPC Class Codes: G02F 2201/465 Snap -fit
• CPC Class Codes: G11B 33/02 Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
• CPC Class Codes: H04N 5/64 Constructional details of receivers, e.g. cabinets or dust covers furniture aspects of television cabinets A47B81/06

Abstract

The present disclosure provides a back panel assembly including a back panel and a circuit board disposed on the back panel, the back panel includes: a first plate, a second plate opposite to the first plate and an insulating material layer interposed between the first and second plates, the second plate includes a cutout portion such that the insulating material layer have an exposed portion exposed by the cutout portion; and the circuit board is disposed on the exposed portion of the insulating material layer. The present disclosure also provides a display device. The display device includes a display panel and the above back panel assembly, the display panel is positioned on a side of the first plate of the back panel, and the circuit board is configured to control the display panel.

Claims

1. A display device comprising:

a display panel; and

a back panel assembly comprising;

a back panel; and

a circuit board disposed on the back panel;

wherein the back panel comprises;

a first plate;

a second plate opposite to the first plate; and

an insulating material layer interposed between the first and second plates,

wherein the second plate comprises a cutout portion such that the insulating material layer comprises an exposed portion exposed by the cutout portion,

wherein the circuit board is disposed on the exposed portion of the insulation material layer,

wherein a fixing member is formed on the exposed portion of the insulation material layer and configured to fix the circuit board, and

wherein the fixing member comprises a snap structure, and the circuit board is provided with a first hole cooperating with the snap structure, the fixing member being made of a same material as that of the insulating material layer and being formed integrally with the insulating material layer by molding,

wherein the display panel is positioned on a side of the first plate of the back panel, and the circuit board is configured to control the display panel.

2. The display device according to claim 1, wherein

the circuit board is a flexible circuit board connected to the display panel, and the circuit board is fixed to the exposed portion of the insulating material layer by bending toward the second plate.

3. The display device according to claim 1, wherein the circuit board is connected to the display panel through a flexible connector.

4. The display device according to claim 2, wherein the exposed portion of the insulating material layer is adjacent to an edge of the back panel.

5. The display device according to claim 2, wherein the circuit board is configured to control the display panel wirelessly.

6. The display device according to claim 1, wherein a positioning member is also formed on the exposed portion of the insulating material layer and configured to position the circuit board.

7. The display device according to claim 6, wherein the positioning member comprises a columnar protrusion, and the circuit board is provided with a second hole cooperating with the columnar protrusion.

8. The display device according to claim 1, wherein the first and second plates are each made of a conductive material.

9. The display device according to claim 1,

wherein materials of the first and second plates are any one selected from a group consisting of aluminum, aluminum alloy, magnesium alloy, aluminum magnesium alloy, stainless steel, carbon fiber composite material, and any combination thereof;

and

wherein the material of the insulating material layer is any one selected from a group consisting of polycarbonate (PC), acrylonitrile-butadiene-styrene copolymer (ABS), polyethylene (PE), a mixture of PC and ABS, a mixture of polyvinyl chloride (PVC) and ABS, a mixture of NYLON and ABS, a composite material of PC and fiberglass, and any combination thereof.

10. The display device according to claim 1, wherein thicknesses of the first plate, the second plate and the insulating material layer are each 0.8 mm to 1.5 mm.