CN110542944A - Light guide plate with composite performance - Google Patents
Light guide plate with composite performance Download PDFInfo
- Publication number
- CN110542944A CN110542944A CN201910725705.2A CN201910725705A CN110542944A CN 110542944 A CN110542944 A CN 110542944A CN 201910725705 A CN201910725705 A CN 201910725705A CN 110542944 A CN110542944 A CN 110542944A
- Authority
- CN
- China
- Prior art keywords
- panel body
- light guide
- plate
- guide plate
- 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.)
- Granted
Links
- 239000002131 composite material Substances 0.000 title claims description 18
- 238000009434 installation Methods 0.000 claims abstract description 34
- 230000017525 heat dissipation Effects 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000009792 diffusion process Methods 0.000 claims description 9
- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 3
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 230000006378 damage Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0085—Means for removing heat created by the light source from the package
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The invention relates to the field of light guide plates, in particular to a composite-performance light guide plate which comprises a panel body, mounting blocks, light source plates, heat dissipation devices, fixing devices and clamping mechanisms. Through setting up the installation piece, utilizing the inside guide way of installation piece to install the panel body into the inside of mounting groove, then fix the panel body through fixing device and block mechanism, not only made things convenient for the installation of panel body, also avoided the panel body to receive the injury when the installation, the inside pressfitting spring of fixing device more is favorable to protecting the panel body when the panel body receives the impact.
Description
Technical Field
The invention relates to the field of light guide plates, in particular to a light guide plate with composite performance.
Background
the light guide plate is made of optical acrylic/PC plate, then high-tech materials with extremely high reflectivity and no light absorption are used for printing light guide points on the bottom surface of the optical acrylic plate by laser engraving, V-shaped cross grid engraving and UV screen printing technologies, the optical acrylic plate is used for absorbing the light emitted from a lamp to stay on the surface of the optical acrylic plate, when the light reaches each light guide point, the reflected light can be diffused to each angle, then the reflected light is emitted from the front surface of the light guide plate under the condition of destroying reflection, the light guide plate can uniformly emit light through various light guide points with different densities and sizes, and the reflector plate is used for reflecting the light exposed from the bottom surface back into the light guide plate so as to improve the use efficiency of the light; under the condition of equal area brightness, the luminous efficiency is high and the power consumption is low.
When the leaded light performance of different places light guide plate of outdoor test, need the different places of interval time change, compound light guide plate that uses among the prior art installs and fixes through the screw usually when putting the light frame, this kind of fixed method not only installs the trouble, and can make the light guide plate receive the injury of screw at the in-process of installation, and current installation piece does not have radiating function, long-time work of light source board can produce a large amount of heats, if untimely the effluvium, can influence the life of light source board, and when changing the test point, need frequently carry the light guide plate, the light guide plate high temperature, the cooling time is long, be unfavorable for the transport.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a light guide plate with composite performance.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a light guide plate of combined property, includes panel body, installation piece, light source board, heat abstractor, fixing device, block mechanism, the installation piece has all been pegged graft to the both sides of panel body, the inside of installation piece is equipped with heat abstractor, the internally mounted of installation piece has the light source board, and the light source board is corresponding with the both sides of panel body, the upper end of installation piece is fixed a position through fixing device, fixing device's both sides all are provided with block mechanism.
Specifically, the panel body includes guide block, light guide plate body, diffuser plate, diamond-shaped block, reflecting plate, backplate, the both ends lateral part fixedly connected with guide block of panel body the upper end of light guide plate body bonds and has the diffuser plate, the inside of diffuser plate is equipped with diamond-shaped block, the lower extreme of light guide plate body bonds and has the reflecting plate, the lower extreme fixedly connected with backplate of reflecting plate.
Specifically, the installation piece includes mounting groove, guide way, the lateral part at the installation piece is seted up to the mounting groove, the inboard at the mounting groove is seted up to the guide way, and the panel body passes through the guide way and pegs graft in the inside of mounting groove.
Specifically, the light source board includes circuit board, LED lamp pearl has been inlayed to the lateral part of light source board, the light source diffusion direction of LED lamp pearl is corresponding with the lateral part of panel body.
Specifically, the heat dissipation device comprises a heat dissipation groove, an air vent, an air inlet, an air outlet, a slot, a driving motor, fan blades and a filter screen, wherein the heat dissipation groove is formed in the mounting block, the slot is formed in the inner side of the heat dissipation groove, the light source plate is mounted in the heat dissipation groove through the slot, the air vent is formed in two sides of the mounting block, the air vent is communicated with the heat dissipation groove, the air inlet is formed in one end of the air vent, the air outlet is formed in the other end of the air vent, the driving motor is fixedly connected in the air outlet, the fan blades are fixedly connected to the end portion of an output shaft of the driving motor, and the filter screen is.
Specifically, fixing device includes fixed plate, pressfitting spring, pressfitting board, the lower extreme fixedly connected with pressfitting spring of fixed plate, the lower extreme fixedly connected with pressfitting board of pressfitting spring, and the lower extreme of pressfitting board is connected with the upper end laminating of panel body.
Specifically, the clamping mechanism comprises a fixed buckle and a fixed hook, the fixed buckle is fixedly connected to two sides of the upper end of the installation block, the fixed hook is fixedly connected to two sides of the fixing device, and the fixing device is clamped to the upper end of the installation block through the fixed buckle and the fixed hook.
The invention has the beneficial effects that:
(1) According to the light guide plate with the composite performance, the installation block is arranged, the panel body is installed in the installation groove by utilizing the guide groove in the installation block, and then the panel body is fixed through the fixing device and the clamping mechanism, so that the installation of the panel body is facilitated, the panel body is prevented from being damaged during installation, the compression spring in the fixing device is more beneficial to protecting the panel body when the panel body receives impact, and the disassembly and the transportation are facilitated.
(2) According to the light guide plate with the composite performance, the heat dissipation device is arranged, the heat generated by the light source plate can be taken away by utilizing the heat dissipation groove and the air vent in the heat dissipation device, the driving motor drives the fan blades to rotate, so that the air flowability in the heat dissipation groove is enhanced, the heat dissipation efficiency of the light source plate is further enhanced, the temperature of the plate body is rapidly reduced, the plate body can be carried in time, the filter screen in the air inlet hole prevents dust from entering the heat dissipation groove, and the protection of the light source plate is enhanced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a composite light guide plate according to the present invention;
FIG. 2 is a cross-sectional view of a mounting block of a composite light guide plate according to the present invention;
FIG. 3 is a cross-sectional view of a diffuser plate of a composite light guide plate according to the present invention;
FIG. 4 is a cross-sectional view of a mounting block of a composite light guide plate according to the present invention;
Fig. 5 is a front view of a light guide plate with composite properties according to the present invention.
In the figure: 1. a panel body; 11. a guide block; 12. a light guide plate body; 13. a diffusion plate; 14. diamond-shaped blocks; 15. a reflective plate; 16. a back plate; 2. mounting blocks; 21. mounting grooves; 22. a guide groove; 3. a light source plate; 31. a circuit board; 32. LED lamp beads; 4. a heat sink; 41. a heat sink; 42. a vent hole; 43. an air inlet; 44. an air outlet; 45. a slot; 46. a drive motor; 47. a fan blade; 48. a filter screen; 5. a fixing device; 51. a fixing plate; 52. pressing the spring; 53. pressing the plywood; 6. a clamping mechanism; 61. fixing the buckle; 62. the hook is fixed.
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 to 5, the light guide plate with composite performance of the present invention includes a panel body 1, mounting blocks 2, light source plates 3, heat dissipation devices 4, fixing devices 5, and fastening mechanisms 6, wherein the mounting blocks 2 are respectively inserted into two sides of the panel body 1, the heat dissipation devices 4 are arranged inside the mounting blocks 2, the light source plates 3 correspond to two sides of the panel body 1, the upper ends of the mounting blocks 2 are positioned by the fixing devices 5, and the fastening mechanisms 6 are arranged on two sides of the fixing devices 5.
Specifically, panel body 1 includes guide block 11, light guide plate body 12, diffuser plate 13, diamond 14, reflecting plate 15, backplate 16, panel body 1's both ends lateral part fixedly connected with guide block 11, diffuser plate 13 has been bonded to the upper end of light guide plate body 12, diffuser plate 13's inside is equipped with diamond 14, light guide plate body 12's lower extreme bonds and has reflecting plate 15, reflecting plate 15's lower extreme fixedly connected with backplate 16 shines light guide plate body 12 through light source board 3, then light passes through reflecting plate 15 refraction on diffuser plate 13's surface, has improved the diffusion area of light source.
Specifically, installation piece 2 includes mounting groove 21, guide way 22, the lateral part at installation piece 2 is seted up to mounting groove 21, guide way 22 is seted up in the inboard of mounting groove 21, and panel body 1 pegs graft in the inside of mounting groove 21 through guide way 22, installs panel body 1 into the inside both sides guide way 22 of mounting groove 21 through the guide block 11 of both sides in, has made things convenient for panel body 1's installation.
specifically, light source board 3 includes circuit board 31, LED lamp pearl 32 has been inlayed to the lateral part of light source board 3, LED lamp pearl 32's light source diffusion direction is corresponding with the lateral part of panel body 1, through the shining of LED lamp pearl 32 to light guide plate body 12, has made things convenient for the diffusion of light source.
specifically, the cooling device includes a heat sink 41, a vent 42, an air inlet, an air outlet, a slot 45, a driving motor 46, fan blades 47, and a filter screen 48, wherein the heat sink 41 is disposed inside the mounting block 2, the slot 45 is disposed inside the heat sink 41, the light source plate 3 is mounted inside the heat sink 41 through the slot 45, the vent 42 is disposed on two sides of the mounting block 2, the vent 42 is communicated with the heat sink 41, the air inlet is disposed at one end of the vent 42, the air outlet is disposed at the other end of the vent 42, the driving motor 46 is fixedly connected inside the air outlet, the end of the output shaft of the driving motor 46 is fixedly connected with the fan blades 47, the filter screen 48 is fixedly connected inside the air inlet, and the air flow is driven by the driving motor 46 inside the air outlet 44 at one end of the vent 42 to rotate and flow into the heat sink 41 by using the heat sink 41 and the vent 42 in the cooling device 4, dispel the heat to light source board 3 through the air current, all take away the heat in the light source board 3, avoided light source board 3 because be heated and the short circuit.
Specifically, fixing device 5 includes fixed plate 51, pressfitting spring 52, pressfitting board 53, the lower extreme fixedly connected with pressfitting spring 52 of fixed plate 51, the lower extreme fixedly connected with pressfitting board 53 of pressfitting spring 52, and the lower extreme of pressfitting board 53 is connected with the upper end laminating of panel body 1, and the inside pressfitting spring 52 of fixing device 5 is favorable to protecting panel body 1 when panel body 1 receives the impact.
Specifically, block mechanism 6 includes fixed buckle 61, fixed pothook 62, fixed buckle 61 fixed connection is in the upper end both sides of installation piece 2, fixed pothook 62 fixed connection is in fixing device 5's both sides, and fixing device 5 articulates with fixed pothook 62 through fixed buckle 61 and fixed pothook 62 block in the upper end of installation piece 2 in block mechanism 6, fixes panel body 1, has made things convenient for the installation of panel body 1.
When the panel body 1 is used, firstly, the panel body 1 is installed into the two side guide grooves 22 in the installation groove 21 through the guide blocks 11 on the two sides, then the upper end of the installation block 2 is covered with the pressing block in the fixing device 5, the fixing plate 51 is pressed down to enable the pressing block to press the panel body 1, the pressing spring 52 in the fixing device 5 is beneficial to protecting the panel body 1 when the panel body 1 receives impact, and then the panel body 1 is hung and connected with the fixing hook 62 through the fixing buckle 61 in the clamping mechanism 6 to fix the panel body 1, so that the panel body 1 is convenient to install, and the panel body 1 is prevented from being damaged when being installed; when the light source plate 3 generates heat during working, the heat dissipation groove 41 and the vent hole 42 in the heat dissipation device 4 are utilized, the air flow is driven by the driving motor 46 inside the air outlet hole 44 at one end of the vent hole 42 to drive the fan blades 47 to rotate and flow uniformly into the heat dissipation groove 41, the light source plate 3 is dissipated through the air flow, the heat in the light source plate 3 is taken away, short circuit of the light source plate 3 due to heating is avoided, the filter screen 48 inside the air inlet hole 43 prevents dust from entering the inside of the heat dissipation groove 41, and protection of the light source plate 3 is enhanced.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a light guide plate of combined property, includes panel body (1), installation piece (2), light source board (3), heat abstractor (4), fixing device (5), block mechanism (6), its characterized in that: the light source installation structure is characterized in that installation blocks (2) are inserted into two sides of the panel body (1), a heat dissipation device (4) is arranged inside the installation blocks (2), a light source plate (3) is arranged inside the installation blocks (2), the light source plate (3) corresponds to two sides of the panel body (1), the upper end of the installation blocks (2) is located through a fixing device (5), and clamping mechanisms (6) are arranged on two sides of the fixing device (5).
2. a composite performance light guide plate according to claim 1, wherein: the light guide plate is characterized in that the panel body (1) comprises guide blocks (11), a light guide plate body (12), a diffusion plate (13), diamond blocks (14), a reflection plate (15) and a back plate (16), the guide blocks (11) are fixedly connected to the side portions of the two ends of the panel body (1), the diffusion plate (13) is bonded to the upper end of the light guide plate body (12), the diamond blocks (14) are arranged inside the diffusion plate (13), the reflection plate (15) is bonded to the lower end of the light guide plate body (12), and the back plate (16) is fixedly connected to the lower end of the reflection plate (15).
3. A composite performance light guide plate according to claim 1, wherein: the mounting block (2) comprises a mounting groove (21) and a guide groove (22), the mounting groove (21) is formed in the side portion of the mounting block (2), the guide groove (22) is formed in the inner side of the mounting groove (21), and the panel body (1) is inserted into the mounting groove (21) through the guide groove (22).
4. A composite performance light guide plate according to claim 1, wherein: light source board (3) include circuit board (31), LED lamp pearl (32) have been inlayed to the lateral part of light source board (3), the light source diffusion direction of LED lamp pearl (32) is corresponding with the lateral part of panel body (1).
5. A composite performance light guide plate according to claim 1, wherein: the fan-shaped device comprises a heat dissipation groove (41), a vent hole (42), an air inlet, an air outlet, a slot (45), a driving motor (46), fan blades (47) and a filter screen (48), the heat dissipation groove (41) is arranged inside the mounting block (2), the slot (45) is arranged on the inner side of the heat dissipation groove (41), the light source plate (3) is arranged in the heat dissipation groove (41) through the slot (45), the vent holes (42) are arranged at two sides of the mounting block (2), the vent hole (42) is communicated with the heat dissipation groove (41), the air inlet is arranged at one end of the vent hole (42), the air outlet is arranged at the other end of the vent hole (42), the driving motor (46) is fixedly connected inside the air outlet, the fan blades (47) are fixedly connected to the end portion of an output shaft of the driving motor (46), and the filter screen (48) is fixedly connected to the inside of the air inlet.
6. a composite performance light guide plate according to claim 1, wherein: fixing device (5) are including fixed plate (51), pressfitting spring (52), pressfitting board (53), the lower extreme fixedly connected with pressfitting spring (52) of fixed plate (51), the lower extreme fixedly connected with pressfitting board (53) of pressfitting spring (52), and the lower extreme of pressfitting board (53) is connected with the upper end laminating of panel body (1).
7. A composite performance light guide plate according to claim 1, wherein: the clamping mechanism (6) comprises a fixed buckle (61) and a fixed hook (62), the fixed buckle (61) is fixedly connected to two sides of the upper end of the mounting block (2), the fixed hook (62) is fixedly connected to two sides of the fixing device (5), and the fixing device (5) is clamped to the upper end of the mounting block (2) through the fixed buckle (61) and the fixed hook (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910725705.2A CN110542944B (en) | 2019-08-07 | 2019-08-07 | Light guide plate with composite performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910725705.2A CN110542944B (en) | 2019-08-07 | 2019-08-07 | Light guide plate with composite performance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110542944A true CN110542944A (en) | 2019-12-06 |
| CN110542944B CN110542944B (en) | 2021-01-15 |
Family
ID=68710495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910725705.2A Active CN110542944B (en) | 2019-08-07 | 2019-08-07 | Light guide plate with composite performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110542944B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113189694A (en) * | 2021-05-08 | 2021-07-30 | 广东东华光电科技有限公司 | Light guide plate with protective light source and production process thereof |
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| CN205720756U (en) * | 2015-12-31 | 2016-11-23 | 江门市德联邦盛光电有限公司 | A kind of round concave point face adds the light guide plate of bright finish |
| CN107477425A (en) * | 2017-07-14 | 2017-12-15 | 浙江凯耀照明股份有限公司 | A kind of LED module panel light |
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2019
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|---|---|---|---|---|
| US20080112190A1 (en) * | 2006-11-14 | 2008-05-15 | Yu-Nan Liu | Light guide plate having recessed region(s) disposed thereon |
| KR20100046810A (en) * | 2008-10-28 | 2010-05-07 | 주식회사 필리스 | A back light unit assembly for advertising frame |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113189694A (en) * | 2021-05-08 | 2021-07-30 | 广东东华光电科技有限公司 | Light guide plate with protective light source and production process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110542944B (en) | 2021-01-15 |
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