CN114371527A - Double-sided screen backlight module with glass light guide plate structure - Google Patents
Double-sided screen backlight module with glass light guide plate structure Download PDFInfo
- Publication number
- CN114371527A CN114371527A CN202111471004.4A CN202111471004A CN114371527A CN 114371527 A CN114371527 A CN 114371527A CN 202111471004 A CN202111471004 A CN 202111471004A CN 114371527 A CN114371527 A CN 114371527A
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- China
- Prior art keywords
- light guide
- guide plate
- hole
- double
- cavity
- 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.)
- Pending
Links
- 239000011521 glass Substances 0.000 title claims abstract description 26
- 239000003292 glue Substances 0.000 claims abstract description 3
- 230000017525 heat dissipation Effects 0.000 claims description 14
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0075—Arrangements of multiple light guides
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
Abstract
The invention discloses a double-sided screen backlight module with a glass light guide plate structure, which comprises a radiating fin, a first light guide plate, a second light guide plate and a clamping plate, wherein the back surface of the first light guide plate is coated with a glue layer, the back surface of the second light guide plate is adhered to the back surface of the first light guide plate, the first light guide plate and the second light guide plate are arranged on the radiating fin, and the clamping plate is arranged on the radiating fin and used for fixing the first light guide plate and the second light guide plate. The invention relates to a double-sided screen backlight module with a glass light guide plate structure, which adopts a jointed light guide plate, wherein the light guide plate is used as an optical part and also used as a structural part to serve as a structural back plate of a traditional display device, the structural parts such as a front shell and the like are fixed on the light guide plate, a light bar is arranged on the light incident side of the light guide plates on two sides, and the two light guide plates share one light bar.
Description
Technical Field
The invention relates to the field of double-sided screens, in particular to a double-sided screen backlight module with a glass light guide plate structure.
Background
With the increasingly popular digitalization development of the current information display, in many life scenes, such as places like shopping malls, supermarkets, airports, subways and the like, a double-sided screen display device is used for facilitating the promotion of products or the indication of route information. In the current double-sided screen display scheme, the traditional single-sided television is usually simply assembled, namely, a set of module backlight is respectively assembled on the front side and the back side of the back plate, so that double-sided display is realized. This approach tends to result in twice the thickness of a single module.
Summary of the invention
The invention provides a double-sided screen backlight module with a glass light guide plate structure, which comprises a radiating fin, a first light guide plate, a second light guide plate and a clamping plate, wherein the back surface of the first light guide plate is coated with a glue layer, the back surface of the second light guide plate is adhered to the back surface of the first light guide plate, the first light guide plate and the second light guide plate are arranged on the radiating fin, and the clamping plate is arranged on the radiating fin and is used for fixing the first light guide plate and the second light guide plate.
Preferably, a limiting structure is arranged on the heat dissipation sheet, and the first light guide plate and the second light guide plate are inserted into the limiting structure.
Preferably, the limiting structure comprises a concave cavity, and the first light guide plate and the second light guide plate are inserted in the concave cavity.
Preferably, the heat sink is provided with an opening communicated with the cavity, and the opening of the heat sink is inserted into the clamping plate.
Preferably, the clamping plate is provided with an inserting cavity, and the opening position of the radiating fin is inserted in the inserting cavity.
Preferably, the heat sink further comprises a fastener, a first through hole communicated with the cavity is formed in the heat sink, a second through hole communicated with the cavity is formed in one side face, away from the first through hole, of the heat sink, a first leak communicated with the insert cavity is formed in the first through hole, a second leak communicated with the insert cavity is formed in one side face, away from the first leak, of the clamp plate, a second leak communicated with the insert cavity is formed in the other side face, away from the first leak, of the clamp plate, when the opening position of the heat sink is inserted into the insert cavity of the clamp plate, the first through hole and the second through hole in the heat sink correspond to the first leak and the second leak respectively, and the fastener sequentially penetrates through the first leak, the first through hole, the second through hole and the second leak.
Preferably, the fastener includes the fixture block, the both ends of a fixture block are connected with tough piece No. one, tough piece No. two respectively, and when a fixture block passed a leak, a through-hole, No. two through-holes, No. two leaks in proper order, tough piece No. one, tough piece No. two stretched out from leak, No. two leaks respectively and tough piece No. one, No. two flexible and splint counterbalance tightly.
Preferably, the first light guide plate and the second light guide plate are respectively provided with a first hole and a second hole which are communicated with each other, the first hole and the second hole are respectively communicated with the first through hole and the second through hole, and when the first light guide plate and the second light guide plate are inserted into the inner wall of the cavity of the radiating fin, the clamping block sequentially penetrates through the first leakage opening, the first through hole, the first hole, the second through hole and the second leakage opening.
Preferably, still include the lamp strip, the slide rail has been seted up to the cavity inner wall of fin, the both sides of lamp strip all are connected with the lug, the lug is pegged graft in the slide rail, light guide plate, No. two light guide plates support and lean on the lamp strip.
The utility model provides a two-sided screen equipment of glass light guide plate structure, still includes two display panel, two display panel install respectively on a light guide plate, No. two light guide plates.
Compared with the prior art, the invention has the following beneficial effects:
(1) the light guide plate of adoption laminating, the light guide plate both had been regarded as the optical part, also regarded as the structure and acted as the effect of traditional display device's structure backplate, and structures such as preceding shell are fixed on the light guide plate, and the income light side of two-sided light guide plate is arranged in to the lamp strip, and a lamp strip is shared to two light guide plates.
Drawings
FIG. 1 is a front overall structure diagram of a double-sided screen backlight module with a glass light guide plate structure according to the present invention;
FIG. 2 is a back side overall structure diagram of a double-sided screen backlight module with a glass light guide plate structure according to the present invention;
FIG. 3 is a front side structure exploded view of a double-sided screen backlight module with a glass light guide plate structure according to the present invention;
FIG. 4 is a disassembled view of a back structure of a double-sided screen backlight module with a glass light guide plate structure according to the present invention;
FIG. 5 is a structural diagram of a first fixture block in the double-sided-screen backlight module with a glass light guide plate structure according to the present invention;
FIG. 6 is a schematic structural view of a light bar in a double-sided screen backlight module with a glass light guide plate structure according to the present invention;
fig. 7 is a schematic structural view of a display panel in a double-sided-screen backlight module with a glass light guide plate structure according to the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-6, a double-sided screen backlight module with a glass light guide plate structure comprises a heat sink 1, a first light guide plate 2, a second light guide plate 3 and a clamp plate 4, wherein the back of the first light guide plate 2 is coated with an adhesive layer, the back of the second light guide plate 3 is adhered to the back of the first light guide plate 2, the first light guide plate 2 and the second light guide plate 3 are installed on the heat sink 1, and the clamp plate 4 is installed on the heat sink 1 and fixes the first light guide plate 2 and the second light guide plate 3.
In the specific embodiment, the heat sink 1 is provided with a limiting structure, and the first light guide plate 2 and the second light guide plate 3 are inserted into the limiting structure; the limiting structure comprises a concave cavity, and the first light guide plate 2 and the second light guide plate 3 are inserted in the concave cavity; an opening communicated with the concave cavity is formed in the radiating fin 1, and the opening of the radiating fin 1 is inserted into the clamping plate 4; the clamping plate 4 is provided with an inserting cavity, and the opening position of the radiating fin 1 is inserted in the inserting cavity; the heat dissipation plate comprises a heat dissipation plate 1 and is characterized by further comprising a fastener, wherein a first through hole 6 communicated with the cavity is formed in the heat dissipation plate 1, a second through hole 7 communicated with the cavity is formed in one side surface, away from the first through hole 6, of the heat dissipation plate 1, the first through hole 6 corresponds to the second through hole 7 in position, a first leakage opening 8 communicated with the insert cavity is formed in the clamping plate 4, a second leakage opening 9 communicated with the insert cavity is formed in one side surface, away from the first leakage opening 8, of the clamping plate 4, when the opening position of the heat dissipation plate 1 is inserted into the insert cavity of the clamping plate 4, the first through hole 6 and the second through hole 7 in the heat dissipation plate 1 correspond to the first leakage opening 8 and the second leakage opening 9 in position respectively, and the fastener sequentially penetrates through the first leakage opening 8, the first through hole 6, the second through hole 7 and the second leakage opening 9; the fastener comprises a fixture block 10, a first tough piece 11 and a second tough piece 12 are respectively connected to two ends of the first fixture block 10, when the first fixture block 10 sequentially passes through the first leakage opening 8, the first through hole 6, the second through hole 7 and the second leakage opening 9, the first tough piece 11 and the second tough piece 12 respectively extend out of the first leakage opening 8 and the second leakage opening 9, and the first tough piece 11 and the second tough piece 12 can be bent to be tightly abutted to the clamping plate 4; the first hole 13 and the second hole 14 which are communicated with each other are respectively formed in the first light guide plate 2 and the second light guide plate 3, the first hole 13 and the second hole 14 are respectively communicated with the first through hole 6 and the second through hole 7, and when the first light guide plate 2 and the second light guide plate 3 are inserted into the inner wall of the cavity of the radiating fin 1, the fixture block 10 sequentially penetrates through the first leakage opening 8, the first through hole 6, the first hole 13, the second hole 14, the second through hole 7 and the second leakage opening 9; still include lamp strip 15, slide rail 5 has been seted up to the cavity inner wall of fin 1, and the both sides of lamp strip 15 all are connected with lug 16, and lug 16 pegs graft in slide rail 5, and a light guide plate 2, No. two light guide plates 3 support and lean on lamp strip 15.
As shown in fig. 7, the double-sided screen device with a glass light guide plate structure further includes two display panels 17, and the two display panels 17 are respectively mounted on the first light guide plate 2 and the second light guide plate 3.
In the embodiment, the two display panels 17 are respectively bonded on the first light guide plate 2 and the second light guide plate 3 by double-sided tapes, and the display panels 17 cover the light emitting surfaces of the first light guide plate 2 and the second light guide plate 3.
In the embodiment, the two display panels 17 are respectively inserted into the insertion cavities near the first light guide plate 2 and the second light guide plate 3, and the display panels 17 cover the light emitting surfaces of the first light guide plate 2 and the second light guide plate 3.
In the embodiment, the two display panels 17 are respectively clamped on two sides of the heat dissipation plate (1) through fasteners, the display panels 17 and the heat dissipation plate 1 keep a horizontal plane, and the display panels 17 cover light emitting surfaces on the first light guide plate 2 and the second light guide plate 3.
In a specific embodiment, the double-sided screen device comprises a mobile phone, a computer, a television and a display.
The working principle and the using process of the invention are as follows: this double-sided screen backlight unit of glass light guide plate structure, during the use, first light guide plate 2, No. two light guide plate 3 laminating earlier, then connect lamp strip 15 in the slide rail 5 of fin 1, then will bond after light guide plate 2, No. two light guide plate 3, peg graft on lamp strip 15, make it share a lamp strip, then fix splint 4 in the open position department of fin 1, mainly used shutoff light guide plate 2, No. two light guide plate 3, then pass through splint 4 with a fixture block 10 in proper order, fin 1, light guide plate 2, No. two light guide plate 3, then move a tough piece 11 on fixture block 10, No. two tough pieces 12, make its bending support tight splint 4.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a two-sided screen backlight unit of glass light guide plate structure, its characterized in that, includes fin (1), light guide plate (2), No. two light guide plates (3), splint (4), the back of light guide plate (2) scribbles the glue film, the back of No. two light guide plates (3) bonds at the back of a light guide plate (2), install on fin (1) light guide plate (2), No. two light guide plates (3), splint (4) are installed on fin (1) and are fixed light guide plate (2), No. two light guide plates (3).
2. The double-sided screen backlight module with the glass light guide plate structure as claimed in claim 1, wherein: a limiting structure is arranged on the radiating fin (1), and the first light guide plate (2) and the second light guide plate (3) are inserted into the limiting structure.
3. The double-sided screen backlight module with the glass light guide plate structure as defined in claim 2, wherein: the limiting structure comprises a concave cavity, and the first light guide plate (2) and the second light guide plate (3) are inserted in the concave cavity.
4. The double-sided screen backlight module with the glass light guide plate structure as defined in claim 3, wherein: an opening communicated with the concave cavity is formed in the radiating fin (1), and the opening of the radiating fin (1) is inserted into the clamping plate (4).
5. The double-sided screen backlight module with the glass light guide plate structure as defined in claim 4, wherein: the clamping plate (4) is provided with an inserting cavity, and the opening position of the radiating fin (1) is inserted in the inserting cavity.
6. The double-sided screen backlight module of a glass light guide plate structure according to any one of claims 1 to 5, wherein: the heat dissipation plate is characterized by further comprising a fastener, a first through hole (6) communicated with the cavity is formed in the heat dissipation plate (1), a second through hole (7) communicated with the cavity is formed in one side face, far away from the first through hole (6), of the heat dissipation plate (1), the first through hole (6) corresponds to the second through hole (7), a first leakage opening (8) communicated with the insertion cavity is formed in the clamping plate (4), a second leakage opening (9) communicated with the insertion cavity is formed in one side face, far away from the first leakage opening (8), of the clamping plate (4), when the opening position of the heat dissipation plate (1) is inserted into the insertion cavity of the clamping plate (4), the first through hole (6) and the second through hole (7) of the heat dissipation plate (1) correspond to the positions of the first leakage opening (8) and the second leakage opening (9) respectively, and the fastener sequentially penetrates through the first leakage opening (8) and the second leakage opening (9), A first through hole (6), a second through hole (7) and a second leakage opening (9).
7. The double-sided screen backlight module of the glass light guide plate structure as claimed in claim 6, wherein: the fastener includes fixture block (10), the both ends of a fixture block (10) are connected with tough piece (11), tough piece (12) No. one respectively, work as when fixture block (10) passes leak (8), through-hole (6), No. two through-holes (7), No. two leak (9) in proper order, tough piece (11), tough piece (12) of No. one stretch out and tough piece (11), tough piece (12) flexible and splint (4) are supported tightly from leak (8), No. two leak (9) respectively.
8. The double-sided screen backlight module of claim 7, wherein: a hole (13) and a hole (14) which are communicated with each other are respectively formed in the first light guide plate (2) and the second light guide plate (3), the hole (13) and the hole (14) are respectively communicated with the position of the first through hole (6) and the position of the second through hole (7), when the first light guide plate (2) and the second light guide plate (3) are inserted into the inner wall of the cavity of the radiating fin (1), the clamping block (10) sequentially penetrates through the first leakage opening (8), the first through hole (6), the hole (13), the second hole (14), the second through hole (7) and the second leakage opening (9).
9. The double-sided screen backlight module of a glass light guide plate structure according to any one of claims 6 to 7, wherein: still include lamp strip (15), slide rail (5) have been seted up to the cavity inner wall of fin (1), the both sides of lamp strip (15) all are connected with lug (16), lug (16) are pegged graft in slide rail (5), light guide plate (2), No. two light guide plates (3) support and lean on lamp strip (15).
10. A double-sided screen device with a glass light guide plate structure as claimed in any one of claims 1, 2, 3, 4, 5, 6, 7, 8, 9, characterized in that: the LED display panel is characterized by further comprising two display panels, wherein the two display panels (17) are respectively installed on the first light guide plate (2) and the second light guide plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111471004.4A CN114371527A (en) | 2021-12-03 | 2021-12-03 | Double-sided screen backlight module with glass light guide plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111471004.4A CN114371527A (en) | 2021-12-03 | 2021-12-03 | Double-sided screen backlight module with glass light guide plate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114371527A true CN114371527A (en) | 2022-04-19 |
Family
ID=81140911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111471004.4A Pending CN114371527A (en) | 2021-12-03 | 2021-12-03 | Double-sided screen backlight module with glass light guide plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114371527A (en) |
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| CN105203394A (en) * | 2015-09-21 | 2015-12-30 | 上海交通大学 | Device for measuring sheet metal stress-strain curve |
| CN106772766A (en) * | 2016-12-30 | 2017-05-31 | 盐城三鼎电子科技有限公司 | A kind of backlight for double-sided screen |
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| CN112925130A (en) * | 2021-03-15 | 2021-06-08 | 威海东山精密光电科技有限公司 | Symmetrical double-sided screen liquid crystal module structure |
| CN113096528A (en) * | 2021-05-08 | 2021-07-09 | 重庆翰博光电有限公司 | Backlight module based on double-sided screen |
| CN214504078U (en) * | 2021-05-12 | 2021-10-26 | 威海东山精密光电科技有限公司 | Novel vertical double-sided screen liquid crystal module structure |
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2021
- 2021-12-03 CN CN202111471004.4A patent/CN114371527A/en active Pending
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| US20130314867A1 (en) * | 2012-05-25 | 2013-11-28 | Wistron Corporation | Display Device for Notebook Computer |
| CN105203394A (en) * | 2015-09-21 | 2015-12-30 | 上海交通大学 | Device for measuring sheet metal stress-strain curve |
| CN106772766A (en) * | 2016-12-30 | 2017-05-31 | 盐城三鼎电子科技有限公司 | A kind of backlight for double-sided screen |
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