CN203117598U - Integral LED (Light Emitting Diode) liquid crystal display equipment and light bar line shielding structure thereof - Google Patents
Integral LED (Light Emitting Diode) liquid crystal display equipment and light bar line shielding structure thereof Download PDFInfo
- Publication number
- CN203117598U CN203117598U CN 201220675048 CN201220675048U CN203117598U CN 203117598 U CN203117598 U CN 203117598U CN 201220675048 CN201220675048 CN 201220675048 CN 201220675048 U CN201220675048 U CN 201220675048U CN 203117598 U CN203117598 U CN 203117598U
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- Prior art keywords
- bar line
- lamp bar
- liquid crystal
- crystal display
- light source
- 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.)
- Expired - Fee Related
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 52
- 229910052751 metal Inorganic materials 0.000 claims abstract description 52
- 239000004744 fabric Substances 0.000 claims abstract description 21
- 238000010276 construction Methods 0.000 claims description 20
- 239000004568 cement Substances 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 2
- 230000005670 electromagnetic radiation Effects 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 238000010586 diagram Methods 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model discloses integral (Light Emitting Diode) liquid crystal display equipment and a light bar line shielding structure thereof. Light bar lines in the form of electronic lines are grounded as shielding lines; shielding layers are used as metal terminals on two ends of each line; the two ends of each line are connected with uncharged positions of each metal heat dissipator and each circuit board; light bar lines in the form of FFCs (Flexible Flat Cables) are routed on metal brackets; the FFCs are applied onto the metal brackets through at least one section of conductive cloth; and the metal brackets are connected with the uncharged areas of circuits by screws or the conductive cloth. By the adoption of the integral liquid crystal display equipment and the light bar line shielding structure thereof, the electromagnetic radiation of a backlight can be solved; no large shielding metal sheet is needed, so that the low cost requirement of an all-in-one machine is met; and moreover, the operating mode is simple and the production efficiency is high.
Description
Technical field
The utility model relates to electronic applications, in particular a kind of integral LED liquid crystal display and lamp bar line shielding construction thereof.
Background technology
Along with the development of LED lamp technology and the market demand to the energy-saving low-carbon product has been tending towards obviously, the LCD TV of led light source has become the main flow of present prior art.Existing module backlight comprises parts such as metal backing, light guide plate, LED group, heat abstractor and other optics, electricity, structure, and circuit comprises mainboard, power panel, drive plate etc.Along with the demand of falling cost, integrated TV becomes present new technology.Common module uses metal backing, the electromagnetic radiation on the screened lamp bar line preferably, and integrated TV hardware reduces, and plastic material increases, and especially uses overall plastic glue backboard, and the more scabrous problem of electromagnetic radiation appears in corresponding meeting.Present existing settling mode is: in module plastic cement backboard back, place a bulk of iron plate and make barricade, each circuit board is installed in the electromagnetic radiation that improves above the iron plate on the lamp bar line.
But, make the mode of barricade with big iron plate, the cost costliness, especially large scale TV, big iron plate will cover lamp bar line, and size will be done greatlyyer, has covered the area of whole TV basically, iron plate has covered the zone that whole erection has circuit board, causes all not having advantage on the processing procedure He on the cost like this.And most of all-in-one is for thickness thinning, and directly the plastic cement postnotum with module exposes outside a part of area as the outward appearance part, only in circuit board position back cover is installed, and covers limited so do shielding with the iron plate area.
Therefore, prior art has yet to be improved and developed.
The utility model content
The purpose of this utility model is to provide a kind of integral LED liquid crystal display and lamp bar line shielding construction thereof, is intended to solve existing integrated TV and makes the mode of barricade, the problem of cost costliness with big iron plate.
The technical solution of the utility model is as follows:
A kind of lamp bar line shielding construction of integral LED liquid crystal display, wherein, the lamp bar line, plastic cement backboard and the circuit board that comprise LED lamp group light source, optics, metal heat sink, the linear formula of electronics, the lamp bar line of the linear formula of described electronics is with the form ground connection of shielding line, the online two ends of screen layer respectively pick out at least one ground terminal, the ground terminal at two ends be connected on respectively metal heat sink position, cold ground, circuit board position, cold ground or be connected on the metallic shield sheet of mounting circuit boards.
The lamp bar line shielding construction of described integral LED liquid crystal display, wherein, the multiple groups of loop line of screening electron line lamp bar line merges connection and shields setting.
The lamp bar line shielding construction of described integral LED liquid crystal display, wherein, described ground terminal is that metallic screw is connected, conducting adhesive cloth connects or welding with the connected mode of metal heat sink, circuit board and sheet metal.
The lamp bar line shielding construction of described integral LED liquid crystal display, wherein, LED lamp group light source comprises side entering type light source and directly-down light source.
A kind of lamp bar line shielding construction of integral LED liquid crystal display, wherein, comprise LED lamp group light source, optics, metal heat sink, flexible flat cable form lamp bar line, plastic cement backboard, circuit board, be used for strengthening the metal support of structure and place metallic shield sheet below the circuit board, the lamp bar line of described flexible flat cable form is at the metal support upward wiring, and metal support is electrically connected with metal heat sink, metallic shield sheet or circuit board coldly.
The lamp bar line shielding construction of described integral LED liquid crystal display, wherein, the lamp bar line of described flexible flat cable form sticks on the metal support by at least one section conductive fabric.
The lamp bar line shielding construction of described integral LED liquid crystal display, wherein, described metal support is realized being electrically connected by screw or conductive fabric with metal heat sink, metallic shield sheet or circuit board coldly.
The lamp bar line shielding construction of described integral LED liquid crystal display, wherein, LED lamp group light source comprises side entering type light source and directly-down light source.
A kind of integral LED liquid crystal display wherein, is provided with in this integral LED liquid crystal display as above-mentioned lamp bar line shielding construction.
The beneficial effects of the utility model: the utility model is by providing a kind of lamp bar line shielding mode of new integral LED liquid crystal display.By doing shielding at lamp bar line, or realize that by conductive fabric lamp bar line shields with being connected coldly, can solve the electromagnetic radiation of backlight, so do not need the shielded metal sheet of bulk, satisfy the low-cost requirement of all-in-one, and mode of operation is simple, the production efficiency height.
Description of drawings
Fig. 1 is according to embodiments of the invention 1 assembling synoptic diagram front view (FV).
Fig. 2 is according to embodiments of the invention 1 assembling synoptic diagram rear view.
Fig. 3 is according to embodiments of the invention 2 assembling synoptic diagram front view (FV)s.
Fig. 4 is according to embodiments of the invention 2 assembling synoptic diagram rear views.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, clear and definite, below further describe with reference to the accompanying drawing the utility model of embodiment that develops simultaneously.
For realizing the utility model purpose, the utility model embodiment proposes a kind of solution of electromagnetic radiation of the LED-backlit source that is applicable to integrated LCD or LCD TV, comprise have one group of LED lamp group light source at least, one group of optics, a pack heat dissipation device, at least one lamp bar line, plastic cement backboard, set of circuits plate, and other optics and the structure member of TV.
Wherein, circuit board comprises that mainboard, power panel, drive plate are integrated and makes three-in-one plate, reduces the placement area of circuit board, reduces the electromagnetic radiation of integrated circuit.The lamp bar line of the linear formula of electronics is with the form ground connection of shielding line, and metal terminal is done at the online two ends of screen layer, and two ends are connected on the position, cold ground of metal heat sink and circuit board respectively.FFC(Flexible Flat Cable, flexible flat cable) the lamp bar line of linear formula at the metal support upward wiring, sticks on the FFC line on the metal support by at least one section conductive fabric, and metal support is with the mode of screw or conductive fabric and being connected of circuit coldly.Because do shielding at lamp bar line, or realize that by conductive fabric lamp bar line shields with being connected coldly, can solve the electromagnetic radiation of backlight, so do not need the shielded metal sheet of bulk, satisfy the low-cost requirement of all-in-one, and mode of operation is simple, the production efficiency height.
Embodiment one
Fig. 1 is according to embodiments of the invention 1 assembling synoptic diagram front view (FV), and Fig. 2 is according to embodiments of the invention 1 assembling synoptic diagram rear view.As shown in the figure, present embodiment comprises that at least one plastic cement backboard 2, at least one FFC lamp bar line 5, at least one group of LED lamp group light source 6, at least one heating radiator 7, at least one conducting adhesive cloth 8, one group of metal support 9, three-in-one surface-mounted integrated circuit 10 and one place the little metallic shield sheet 11 below the circuit board.Wherein, described FFC lamp bar line 5 is along metal support 9 cablings, by conducting adhesive cloth 8 FFC lamp bar line 5 is attached on the metal support 9, and the mode by conductive fabric or screw, realize that heating radiator 7, metal support 9, metallic shield sheet 11 are connected with three in one circuit plate 10 coldly, thereby solve the electromagnetic radiation that has lamp bar line to cause.
Wherein, LED lamp group light source 6 includes but not limited to side entering type light source and directly-down light source; Wherein, the direct connected mode between heating radiator 7, metal support 9, the metallic shield sheet 11 includes but not limited to conductive fabric and metallic screw, and perhaps conductive fabric and screw is used in combination; So operation, heating radiator 7, metal support 9, metallic shield sheet 11 have all become cold ground, and the electromagnetic radiation that FFC lamp bar line produces has been led the cold ground of circuit board by conductive fabric from metal support and shielding sheet, has solved electromagnetic radiation.And so mode of operation is simple, and metallic shield sheet 11 also can be done very for a short time, satisfies low-cost requirement.
Embodiment two
Fig. 3 is according to embodiments of the invention 2 assembling synoptic diagram front view (FV)s, and Fig. 4 is according to embodiments of the invention 2 assembling synoptic diagram rear views.Wherein, the online two ends of described screening electron line lamp bar line 12 screen layers respectively pick out at least one ground connection disk terminal, comprise interior earth terminal 121 backlight and circuit board place earth terminal 122;
Wherein, the cold lamp bar line earthing position 13 that is located in includes but not limited on metallic shield sheet 11 and at the cold ground of three in one circuit plate 10 screwhole position.
Wherein, the shielding mode of screening electron line lamp bar line 12 includes but not limited to every group of return line shielding, the shielding of multiple groups of loop line; Wherein, the ground terminal 121 that picks out of lamp bar line 12 screen layers and 122 and the connected mode of heating radiator and circuit board, sheet metal include but not limited to metallic screw, conducting adhesive cloth, welding; Wherein, LED lamp group light source 6 includes but not limited to side entering type light source and directly-down light source.
A kind of lamp bar line shielding mode of all-in-one LED LCD TV is provided, and wherein, the lamp bar line of the linear formula of electronics is with the form ground connection of shielding line, and metal terminal is done at the online two ends of screen layer, and two ends are connected on the position, cold ground of metal heat sink and circuit board respectively; The lamp bar line of the linear formula of FFC at the metal support upward wiring, sticks on the FFC line on the metal support by at least one section conductive fabric, and metal support is with the mode of screw or conductive fabric and being connected of circuit coldly.Effectively improved the electromagnetic radiation of plastic parts all-in-one, and simple for assembly process, and cost is low.
Should be understood that; application of the present utility model is not limited to above-mentioned giving an example; for those of ordinary skills, can be improved according to the above description or conversion, all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (8)
1. the lamp bar line shielding construction of an integral LED liquid crystal display, it is characterized in that, the lamp bar line, plastic cement backboard and the circuit board that comprise LED lamp group light source, optics, metal heat sink, the linear formula of electronics, the lamp bar line of the linear formula of described electronics is with the form ground connection of shielding line, the online two ends of screen layer respectively pick out at least one ground terminal, the ground terminal at two ends be connected on respectively metal heat sink position, cold ground, circuit board position, cold ground or be connected on the metallic shield sheet of mounting circuit boards.
2. the lamp bar line shielding construction of integral LED liquid crystal display according to claim 1 is characterized in that, described ground terminal is that metallic screw is connected, conducting adhesive cloth connects or welding with the connected mode of metal heat sink, circuit board and sheet metal.
3. the lamp bar line shielding construction of integral LED liquid crystal display according to claim 1 is characterized in that, LED lamp group light source comprises side entering type light source and directly-down light source.
4. the lamp bar line shielding construction of an integral LED liquid crystal display, it is characterized in that, comprise LED lamp group light source, optics, metal heat sink, flexible flat cable form lamp bar line, plastic cement backboard, circuit board, be used for strengthening the metal support of structure and place metallic shield sheet below the circuit board, the lamp bar line of described flexible flat cable form is at the metal support upward wiring, and metal support is electrically connected with metal heat sink, metallic shield sheet or circuit board coldly.
5. the lamp bar line shielding construction of integral LED liquid crystal display according to claim 4 is characterized in that, the lamp bar line of described flexible flat cable form sticks on the metal support by at least one section conductive fabric.
6. the lamp bar line shielding construction of integral LED liquid crystal display according to claim 5 is characterized in that, described metal support is realized being electrically connected by screw or conductive fabric with metal heat sink, metallic shield sheet or circuit board coldly.
7. the lamp bar line shielding construction of integral LED liquid crystal display according to claim 4 is characterized in that, LED lamp group light source comprises side entering type light source and directly-down light source.
8. an integral LED liquid crystal display is characterized in that, is provided with the lamp bar line shielding construction described in any one of claim 1 to 7 in this integral LED liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220675048 CN203117598U (en) | 2012-12-10 | 2012-12-10 | Integral LED (Light Emitting Diode) liquid crystal display equipment and light bar line shielding structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220675048 CN203117598U (en) | 2012-12-10 | 2012-12-10 | Integral LED (Light Emitting Diode) liquid crystal display equipment and light bar line shielding structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203117598U true CN203117598U (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220675048 Expired - Fee Related CN203117598U (en) | 2012-12-10 | 2012-12-10 | Integral LED (Light Emitting Diode) liquid crystal display equipment and light bar line shielding structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203117598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113050315A (en) * | 2019-12-26 | 2021-06-29 | 乐金显示有限公司 | Display device |
-
2012
- 2012-12-10 CN CN 201220675048 patent/CN203117598U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113050315A (en) * | 2019-12-26 | 2021-06-29 | 乐金显示有限公司 | Display device |
| US12089381B2 (en) | 2019-12-26 | 2024-09-10 | Lg Display Co., Ltd. | Display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20161210 |