CN211528865U - Outer frame, backlight module and liquid crystal display device - Google Patents
Outer frame, backlight module and liquid crystal display device Download PDFInfo
- Publication number
- CN211528865U CN211528865U CN201921835505.4U CN201921835505U CN211528865U CN 211528865 U CN211528865 U CN 211528865U CN 201921835505 U CN201921835505 U CN 201921835505U CN 211528865 U CN211528865 U CN 211528865U
- Authority
- CN
- China
- Prior art keywords
- frame
- notch
- side wall
- opening portion
- width
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Liquid Crystal (AREA)
Abstract
The utility model provides an outer frame, a backlight module and a liquid crystal display device, wherein the iron frame further comprises a notch, and the notch is used for allowing a circuit of a flexible printed circuit board to extend out; the notch comprises an opening part extending from the edge of the top frame to the side wall, so that the circuit of the flexible printed circuit board can be ensured to smoothly extend out of the notch, and meanwhile, the shape of the notch cannot be influenced.
Description
Technical Field
The utility model relates to a backlight unit technical field especially relates to a frame, backlight unit and liquid crystal display device.
Background
The backlight module is one of the key components of the liquid crystal display panel. Backlight unit includes subassemblies such as chase, reflectance coating, diffusion barrier, flexible printed circuit board and emitting diode, and current backlight unit's chase generally includes this somatic part and side portion, is equipped with the breach that supplies flexible printed circuit board to stretch out on gluing the frame, when gluing the frame and installing on the chase, the breach and the chase on gluing the frame form an export that supplies flexible printed circuit board to stretch out. The outlet structure of the existing flexible printed circuit board is easy to deform because of the deformation of the flexible printed circuit board supplied materials, and the flexible printed circuit board is penetrated into a hole by a machine, so that the flexible printed circuit board cannot be penetrated at a certain probability, and the defect is formed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a frame, backlight unit and liquid crystal display device has solved the easy problem of just more difficult wearing of flexible printed circuit board supplied materials because of flexible printed circuit board exists the deformation of current flexible printed circuit board's exit structure.
In order to solve the technical problem, the utility model provides an outer frame, which is applied to a backlight module, and comprises a bottom frame, a side wall arranged at the side edge of the bottom frame and a top frame arranged above the side wall, and is characterized in that the iron frame also comprises a notch, and the notch is used for allowing the circuit of the flexible printed circuit board to extend out; the notch includes an opening portion extending from an edge of the top frame to the side wall.
In an embodiment of the present invention, the notch is disposed in the width direction of the backlight module and near the light emitting diode on the side wall and the top frame.
In one embodiment of the present invention, the width of the opening portion on the top frame is equal to the width of the opening portion on the side wall.
In an embodiment of the present invention, the width of the opening portion on the top frame and the width of the opening portion on the side wall are all greater than the minimum width of the line of the flexible printed circuit board
In an embodiment of the present invention, the outer frame is an iron frame or a rubber iron frame.
In one embodiment of the present invention, the notch is formed by an opening extending from the top frame edge to the bottom frame through the side wall.
A backlight module comprises a flexible printed circuit board and an outer frame; the flexible printed circuit board is horizontally placed downwards in the outer frame through the notch.
A liquid crystal display device comprises a liquid crystal display panel and the backlight module.
The utility model has the advantages that:
the utility model provides an outer frame, a backlight module and a liquid crystal display device, wherein the iron frame further comprises a notch, and the notch is used for allowing a circuit of a flexible printed circuit board to extend out; the notch comprises an opening part extending from the edge of the top frame to the side wall, so that the circuit of the flexible printed circuit board can be ensured to smoothly extend out of the notch, and meanwhile, the shape of the notch cannot be influenced.
Drawings
Fig. 1 is a schematic structural diagram of an outer frame according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of an outer frame according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are now described in detail with reference to the drawings in the embodiments of the present invention, and it should be understood that the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
The utility model provides an outer frame, a backlight module and a liquid crystal display device, wherein the iron frame further comprises a notch, and the notch is used for allowing a circuit of a flexible printed circuit board to extend out; the notch comprises an opening part extending from the edge of the top frame to the side wall, so that the purpose that the circuit of the flexible printed circuit board can smoothly extend out of the notch without influencing the shape of the notch is achieved.
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
fig. 1 is a schematic structural view of an outer frame according to an embodiment of the present invention, as shown in fig. 1, the embodiment provides an outer frame applied to a backlight module, including a bottom frame, a side wall disposed at a side of the bottom frame, and a top frame disposed above the side wall, where the iron frame further includes a notch, where the notch is used for extending a circuit of a flexible printed circuit board; the notch is an opening portion extending from an edge of the top frame to the side wall.
The backlight module provides the light source of the liquid crystal display, and is divided into a side light type and a bottom backlight type according to the distribution position of the light source. When the side light type is adopted, the notch is arranged in the length direction of the backlight module and close to the side wall of the light emitting diode and the top frame; when the bottom backlight type is adopted, the notch is arranged in the width direction of the backlight module and close to the side wall of the light emitting diode and the top frame. In this embodiment, the notch is formed in the width direction of the backlight module and is close to the side wall and the top frame of the light emitting diode.
In this embodiment, the notch is an opening portion extending from the edge of the top frame to the side wall, and the notch can be divided into an opening portion on the top frame and an opening portion on the side wall, and the opening portion on the top frame is connected to the opening portion on the side wall. The width of the opening part on the top frame is larger than or equal to that of the opening part on the side wall. In this embodiment, the width of the opening portion in the top frame is equal to the width of the opening portion in the side wall.
In some embodiments, the width of the opening portion on the top frame and the width of the opening portion on the side wall are greater than the minimum width of the wiring of the flexible printed circuit board.
In some embodiments, the outer frame is an iron frame or a rubber frame.
In this embodiment, the iron frame extends from the edge of the top frame to the opening of the side wall, so as to ensure that the circuit of the flexible printed circuit board smoothly extends from the notch without affecting the shape of the notch.
Example two:
fig. 2 is a schematic structural view of an outer frame according to an embodiment of the present invention, as shown in fig. 2, the embodiment provides an outer frame applied to a backlight module, including a bottom frame, a side wall disposed at a side of the bottom frame, and a top frame disposed above the side wall, where the iron frame further includes a notch, where the notch is used for extending a circuit of a flexible printed circuit board; the notch is composed of an opening portion extending from the top frame edge to the bottom frame through the side wall. The notch can be divided into three parts, namely an opening part on the top frame, an opening part on the side wall and an opening part on the bottom frame, and in some embodiments, the width of the opening part on the top frame, the width of the opening part on the side wall and the width of the opening part on the bottom frame are all equal and are larger than the minimum line width of the flexible printed circuit board. In some embodiments, the width of the opening portion on the top frame is equal to the width of the opening portion on the side wall, is smaller than the width of the opening portion on the bottom frame, and is larger than the minimum width of the line of the flexible printed circuit board. In some embodiments, the outer frame is an iron frame or a rubber frame.
In this embodiment, the opening portion extending from the top frame edge to the bottom frame through the side wall on the iron frame can ensure the smooth extension of the circuit of the flexible printed circuit board from the notch without affecting the shape of the notch.
Example three:
the utility model also provides a backlight module, including flexible printed circuit board, still include the frame of backlight module in above-mentioned arbitrary embodiment. The flexible printed circuit board is horizontally placed downwards in the outer frame through the notch.
Optionally, the outer frame is applied to a backlight module, and includes a bottom frame, a side wall disposed at a side of the bottom frame, and a top frame disposed above the side wall, and the iron frame further includes a notch, where the notch is used for extending out a line of the flexible printed circuit board; the notch is an opening portion extending from an edge of the top frame to the side wall.
The backlight module provides the light source of the liquid crystal display, and is divided into a side light type and a bottom backlight type according to the distribution position of the light source. When the side light type is adopted, the notch is arranged in the length direction of the backlight module and close to the side wall and the top frame of the light-emitting diode; and when the bottom backlight type is adopted, the notch is arranged in the width direction of the backlight module and close to the side wall and the top frame of the light-emitting diode. In this embodiment, the notch is formed in the width direction of the backlight module and is close to the side wall and the top frame of the light emitting diode.
In this embodiment, the notch is an opening portion extending from the edge of the top frame to the side wall, and the notch can be divided into an opening portion on the top frame and an opening portion on the side wall, and the opening portion on the top frame is connected to the opening portion on the side wall. The width of the opening part on the top frame is larger than or equal to that of the opening part on the side wall. In this embodiment, the width of the opening portion in the top frame is equal to the width of the opening portion in the side wall.
In some embodiments, the width of the opening portion on the top frame and the width of the opening portion on the side wall are both larger than the minimum width of the wiring of the flexible printed circuit board.
In some embodiments, the outer frame is an iron frame or a rubber frame.
Optionally, the outer frame is applied to a backlight module, and includes a bottom frame, a side wall disposed at a side of the bottom frame, and a top frame disposed above the side wall, and the iron frame further includes a notch, where the notch is used for extending out a line of the flexible printed circuit board; the notch is composed of an opening portion extending from the top frame edge to the bottom frame through the side wall. The notch can be divided into three parts, namely an opening part on the top frame, an opening part on the side wall and an opening part on the bottom frame, and in some embodiments, the width of the opening part on the top frame, the width of the opening part on the side wall and the width of the opening part on the bottom frame are all equal and are larger than the minimum line width of the flexible printed circuit board. In some embodiments, the width of the opening portion on the top frame is equal to the width of the opening portion on the side wall, is smaller than the width of the opening portion on the bottom frame, and is larger than the minimum width of the line of the flexible printed circuit board. In some embodiments, the outer frame is an iron frame or a rubber frame.
The following is a detailed introduction to the assembly process of the backlight module provided by the utility model:
the first step is as follows: placing the outer frame;
the second step is that: assembling a reflecting film, namely placing the reflecting film from top to bottom;
the third step: and assembling the semi-finished product of the light bar and the light guide plate, and horizontally placing the semi-finished product above the outer frame. The flexible printed circuit board is placed in the gap of the iron frame, and is placed in the iron frame horizontally after being adjusted to a half-finished position.
The fourth step: and sequentially assembling a diffusion film, a bright enhancement film, a shading film and the like from top to bottom.
Example four:
the utility model also provides a liquid crystal display device, including liquid crystal display panel, its characterized in that still includes the backlight unit of three of above-mentioned examples.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (8)
1. An outer frame is applied to a backlight module and comprises a bottom frame, side walls arranged on the side edges of the bottom frame and a top frame arranged above the side walls, and is characterized by further comprising a notch, wherein the notch is used for enabling a line of a flexible printed circuit board to extend out; the notch includes an opening portion extending from an edge of the top frame to the side wall.
2. The bezel of claim 1, wherein the notch is disposed on the side wall and the top frame of the backlight module in a width direction thereof and close to the led.
3. The external frame according to claim 1, wherein the width of the opening portion of the top frame is equal to the width of the opening portion of the side wall.
4. The bezel of any of claims 1-3, wherein the width of the opening portion on the top frame and the width of the opening portion on the side wall are both larger than the minimum width of the wiring of the flexible printed circuit board.
5. The external frame according to claim 4, wherein the external frame is an iron frame or a plastic iron frame.
6. The bezel of claim 1, wherein the notch is comprised of an opening portion extending from the top frame edge through the side wall to the bottom frame.
7. A backlight module comprising a flexible printed circuit board, further comprising the outer frame according to any one of claims 1 to 6; the flexible printed circuit board is horizontally placed downwards in the outer frame through the notch.
8. A liquid crystal display device comprising a liquid crystal display panel, further comprising the backlight module according to claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921835505.4U CN211528865U (en) | 2019-10-29 | 2019-10-29 | Outer frame, backlight module and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921835505.4U CN211528865U (en) | 2019-10-29 | 2019-10-29 | Outer frame, backlight module and liquid crystal display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211528865U true CN211528865U (en) | 2020-09-18 |
Family
ID=72442646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921835505.4U Active CN211528865U (en) | 2019-10-29 | 2019-10-29 | Outer frame, backlight module and liquid crystal display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211528865U (en) |
-
2019
- 2019-10-29 CN CN201921835505.4U patent/CN211528865U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203365850U (en) | Backlight module | |
| DE112012006986B4 (en) | Backlight module | |
| CN202972765U (en) | Illuminating device, display device and electronic equipment | |
| US20100053995A1 (en) | Backlight unit | |
| US20160045037A1 (en) | Transparent display device | |
| US9810829B2 (en) | Backlight module, having a deformable layer, display module and display device | |
| CN109633807B (en) | Backlight module, display module and display device | |
| CN104781726A (en) | Liquid crystal display | |
| DE102015102109B4 (en) | WIRELESS LIGHTBOARD | |
| EP2431800A1 (en) | Backlight module and display device | |
| CN211528865U (en) | Outer frame, backlight module and liquid crystal display device | |
| CN106970485A (en) | A kind of display device | |
| CN202452301U (en) | Direct type light-emitting diode (LED) backlight module | |
| JP6764974B1 (en) | Internally illuminated lighting device and a component for attaching a translucent surface material of the lighting device | |
| CN203299414U (en) | Integrated light guide plate with light diffusion function | |
| CN109725464B (en) | Straight-lower side-in combined liquid crystal module backlight display device | |
| US8860903B2 (en) | Liquid crystal display device | |
| CN202629831U (en) | Backlight module | |
| CN201583765U (en) | Lcd | |
| US9030626B2 (en) | Liquid crystal display device | |
| CN211149132U (en) | Iron frame of backlight module, backlight module and liquid crystal display device | |
| CN204515302U (en) | Novel backlight module displays device | |
| CN209198692U (en) | Integrated guide light plate structure | |
| US8752993B2 (en) | Backlight module with optic film assembly mounted through snap fitting | |
| US9280008B2 (en) | Backlight module and liquid crystal display device using same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |