CN214669697U - Matrix type light guide plate - Google Patents
Matrix type light guide plate Download PDFInfo
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- CN214669697U CN214669697U CN202120249914.7U CN202120249914U CN214669697U CN 214669697 U CN214669697 U CN 214669697U CN 202120249914 U CN202120249914 U CN 202120249914U CN 214669697 U CN214669697 U CN 214669697U
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- light guide
- led lamp
- guide plate
- main board
- lamp circuit
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- 239000011159 matrix material Substances 0.000 title claims abstract description 22
- 239000011324 bead Substances 0.000 claims abstract description 40
- 238000003466 welding Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000265 homogenisation Methods 0.000 abstract description 2
- 239000012780 transparent material Substances 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 2
- 239000004793 Polystyrene Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002114 nanocomposite Substances 0.000 description 2
- 239000012788 optical film Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Illuminated Signs And Luminous Advertising (AREA)
- Planar Illumination Modules (AREA)
Abstract
The utility model discloses a matrix light guide plate, which comprises a LED lamp circuit main board and LED lamp beads, wherein the LED lamp beads are arranged at the upper end of the LED lamp circuit main board, an auxiliary light guide device is arranged outside the LED lamp beads, the auxiliary light guide device comprises light guide plate mesh points, a rectangular light guide plate and light guide groove holes, firstly, the rectangular light guide plate selectively drills the light guide groove holes penetrating or semi-penetrating holes according to the positions of the LED lamp beads, then the LED lamp beads can be placed in the light guide groove holes penetrating or semi-penetrating holes, after the LED lamp circuit main board barrel is electrified, the light guide groove holes in the rectangular light guide plate made of transparent materials can absorb the light source of the LED lamp beads, then, the mesh points are designed according to the distribution of the light source of the LED lamp beads absorbed by the rectangular light guide plate, and the light guide plate mesh points are manufactured on the rectangular light guide plate to be used for uniform light design so as to compensate dark areas in the LED lamp circuit main board, thereby improving the light homogenization effect of the LED lamp circuit main board, thereby avoiding increasing the thickness of the LED backlight.
Description
Technical Field
The utility model belongs to the technical field of the LED lamp strip is relevant, concretely relates to matrix light guide plate.
Background
The traditional LED lamp strip is designed by single LED lamp beads according to the interval, one lamp bead is welded on a hard board or a soft board, the design mode can generate visual dark space between the lamp beads, and good effect cannot be achieved in application of a plurality of products.
The existing matrix type light guide plate technology has the following problems: in order to overcome the problem of bright and dark areas, the conventional method utilizes a plurality of light guide elements or optical films to disperse the light source, or increases the distance between the optical films and the LEDs to make the light of the LEDs obtain a better light mixing space and achieve the effect of uniform backlight pictures, but the disadvantage is that the mechanism thickness of the whole display is increased and is heavy, but as the backlight requirement of the MINI LED increases in recent two years, the design of the backlight module is mostly applied to televisions, because the volume of the televisions is large, consumers with increased backlight thickness do not feel, but if the backlight design is applied to flat panels or notebook computers, the thickness of the flat panels or notebook computers is increased, thereby being not beneficial to the convenient carrying of people.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a matrix light guide plate to after the increase MINI LED thickness of being shaded that proposes in solving above-mentioned background art is applied to dull and stereotyped or notebook computer, can increase the thickness of dull and stereotyped or notebook computer display screen, thereby be unfavorable for the convenient problem of carrying of people.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a matrix light guide plate, includes LED lamp circuit board and LED lamp pearl, LED lamp pearl is installed to the upper end of LED lamp circuit board, the outside of LED lamp pearl is provided with supplementary leaded light device, supplementary leaded light device includes light guide plate site, rectangle light guide plate and leaded light slotted hole, be provided with the light guide plate site on the rectangle light guide plate, the light guide plate site is located the outside of LED lamp pearl, the inside leaded light slotted hole that is provided with of downside of rectangle light guide plate.
The rectangular light guide plate is transparent as a whole.
Preferably, the LED lamp beads are uniformly distributed at the upper end of the LED lamp circuit main board, and the LED lamp beads and the LED lamp circuit main board are fixedly connected through welding.
Preferably, the light guide groove holes are uniformly distributed in the rectangular light guide plate, and the positions of the light guide groove holes distributed on the rectangular light guide plate are the same as the positions of the LED lamp beads distributed on the LED lamp circuit main board.
Preferably, a gap is reserved between the outer wall of the LED lamp bead and the inner wall of the light guide groove hole, the light guide groove hole can be made into a circular shape or a square shape according to the position of the LED lamp bead on the LED lamp circuit main board, and the light guide groove hole can select a semi-through hole or a through hole according to the position of the LED lamp bead on the LED lamp circuit main board.
Preferably, the outer wall of the lower end of the rectangular light guide plate is completely attached to the outer wall of the upper end of the LED lamp circuit main board, and the plane size of the rectangular light guide plate is smaller than that of the LED lamp circuit main board.
Preferably, the light guide plate mesh points are designed according to the light source distribution of the LED lamp beads absorbed by the rectangular light guide plate, and the light guide plate mesh points are subjected to light equalizing design treatment.
Compared with the prior art, the utility model provides a matrix light guide plate possesses following beneficial effect:
the utility model discloses increased supplementary leaded light device in the outside of matrix light guide plate, supplementary leaded light device includes the leaded light site, rectangle light guide plate and leaded light slotted hole, at first the position selection of rectangle light guide plate according to LED lamp pearl bores the leaded light slotted hole that pierces through or half through hole, then can put into the leaded light slotted hole that pierces through or half through hole with LED lamp pearl inside, with LED lamp circuit board bucket power-on back, the light source of LED lamp pearl can be absorbed to leaded light slotted hole in the rectangle light guide plate of transparent material, then absorb the distribution design site of LED lamp pearl light source according to the rectangle light guide plate, and preparation department light guide plate site is used for doing the design of evening light on the rectangle light guide plate, in order to mend the dark space in the LED lamp circuit board, thereby improve the effect of LED lamp circuit board light homogenization, thereby avoid increasing the thickness of LED backlight.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic view of an overall structure of a matrix light guide plate according to the present invention;
fig. 2 is a schematic view of the overall front structure of a matrix light guide plate according to the present invention;
fig. 3 is a schematic top view of a matrix light guide plate according to the present invention;
fig. 4 is a schematic view of an overall three-dimensional structure of a matrix light guide plate according to the present invention;
in the figure: 1. an LED lamp circuit main board; 2. LED lamp beads; 3. an auxiliary light guide device; 4. light guide plate mesh points; 5. a rectangular light guide plate; 6. a light guide slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the matrix type light guide plate comprises an LED lamp circuit main board 1 and LED lamp beads 2, the LED lamp beads 2 are installed at the upper end of the LED lamp circuit main board 1, the LED lamp beads 2 are uniformly distributed at the upper end of the LED lamp circuit main board 1, the LED lamp beads 2 and the LED lamp circuit main board 1 are fixedly connected through welding, the LED lamp beads 2 which are uniformly distributed can brighten the lamp to the maximum, the LED lamp beads 2 are not prone to dropping from the LED lamp circuit main board 1 through welding, and meanwhile, the matrix type light guide plate also has conductivity, an auxiliary light guide device 3 is arranged outside the LED lamp beads 2, the auxiliary light guide device 3 comprises a light guide plate mesh point 4, a rectangular light guide plate 5 and a light guide groove hole 6, the outer wall of the lower end of the rectangular light guide plate 5 is completely attached to the outer wall of the upper end of the LED lamp circuit main board 1, the plane size of the rectangular light guide plate 5 is smaller than that of the LED lamp circuit main board 1, the outer wall of the lower end of the rectangular light guide plate 5 and the outer wall of the LED lamp circuit main board 1 are completely attached to the rectangular light guide plate 5 stably On the road main board 1, the plane size of the rectangular light guide plate 5 is smaller than that of the LED lamp circuit main board 1 so as to be conveniently installed as a backlight board as a whole, a light guide plate mesh point 4 is arranged on the rectangular light guide plate 5, the rectangular light guide plate 5 is made of polymethyl methacrylate, polystyrene plastic, polycarbonate, polyacrylate organic-nanocomposite, the rectangular light guide plate 5 is transparent in color as a whole, the rectangular light guide plate 5 has the advantages of light weight and low price, meanwhile, the polymethyl methacrylate, polystyrene plastic, polycarbonate, polyacrylate organic-nanocomposite also has transparency, the transparent rectangular light guide plate 5 can absorb and refract the light source of the LED lamp bead 2, the light guide plate mesh point 4 is designed according to the light source distribution of the LED lamp bead 2 absorbed by the rectangular light guide plate 5, the light guide plate mesh points 4 can be subjected to uniform light design treatment, the light guide plate mesh points 4 designed according to the light source distribution of the LED lamp beads 2 can avoid dark areas on the LED lamp circuit main board 1 to the maximum extent, the light guide plate mesh points 4 are positioned outside the LED lamp beads 2, light guide groove holes 6 are arranged inside the lower side of the rectangular light guide plate 5, the light guide groove holes 6 are uniformly distributed inside the rectangular light guide plate 5, the positions of the light guide groove holes 6 distributed on the rectangular light guide plate 5 are the same as the positions of the LED lamp beads 2 distributed on the LED lamp circuit main board 1, the positions of the light guide groove holes 6 distributed are the same as the positions of the LED lamp beads 2 distributed, the LED lamp beads 2 are convenient to be installed inside the light guide groove holes 6 inside the rectangular light guide plate 5, the problem that the rectangular light guide plate 5 cannot be stably placed on the LED lamp circuit main board 1 due to different positions can be avoided, gaps are reserved between the outer walls of the LED lamp beads 2 and the inner walls of the light guide groove holes 6, light guide slot hole 6 can make into circularly or squarely according to LED lamp pearl 2 in the position of LED lamp circuit main board 1, light guide slot hole 6 can be according to LED lamp pearl 2 at LED lamp circuit main board 1's position selection half perforation or through hole, the outer wall of LED lamp pearl 2 and light that light guide slot hole 6's inner wall is gapped can carry out the refraction of maximum with LED lamp pearl 2, the direction of 2 light sources of circular or square light guide slot hole 6 refraction LED lamp pearl is different, the refraction shape is also different, the same refraction light source direction of light guide slot hole 6 of selecting half perforation or through hole is also different with the refraction shape.
The utility model discloses a theory of operation and use flow: the utility model discloses install the back, earlier 2 even welding in LED lamp circuit main board 1's of LED lamp pearl upper end, then according to the position of LED lamp pearl 2 on LED lamp circuit main board 1, use drilling equipment to drill out the through hole or half through hole at rectangle light guide plate 5, light guide slot hole 6's shape can be selected circularly or squarely according to the demand, put down the back with the position that LED lamp pearl 2 was aimed at to light guide slot hole 6 in the rectangle light guide plate 5 on next step, according to the light source of rectangle light guide plate 5 absorption after the circular telegram, then according to the light source of rectangle light guide plate 5 absorption at the lower extreme surface design light guide plate site 4 position of rectangle light guide plate 5, then produce light guide plate site 4 and make the design of light uniformity at the lower extreme of rectangle light guide plate 5, can normally install the use after placing on LED lamp circuit main board 1 with supplementary light guide device 3 at last.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a matrix light guide plate, includes LED lamp circuit board (1) and LED lamp pearl (2), its characterized in that: LED lamp pearl (2) are installed to the upper end of LED lamp circuit board (1), the outside of LED lamp pearl (2) is provided with supplementary leaded light device (3), supplementary leaded light device (3) are including light guide plate site (4), rectangle light guide plate (5) and leaded light slotted hole (6), be provided with light guide plate site (4) on rectangle light guide plate (5), light guide plate site (4) are located the outside of LED lamp pearl (2), the inside leaded light slotted hole (6) that is provided with of downside of rectangle light guide plate (5).
2. The light guide matrix as claimed in claim 1, wherein: the whole rectangular light guide plate (5) is transparent.
3. The light guide matrix as claimed in claim 1, wherein: the LED lamp beads (2) are uniformly distributed at the upper end of the LED lamp circuit main board (1), and the LED lamp beads (2) are fixedly connected with the LED lamp circuit main board (1) through welding.
4. The light guide matrix as claimed in claim 1, wherein: the LED lamp is characterized in that the light guide groove holes (6) are uniformly distributed in the rectangular light guide plate (5), and the positions of the light guide groove holes (6) distributed on the rectangular light guide plate (5) are the same as the positions of the LED lamp beads (2) distributed on the LED lamp circuit main board (1).
5. The light guide matrix as claimed in claim 1, wherein: the LED lamp is characterized in that a gap is reserved between the outer wall of the LED lamp bead (2) and the inner wall of the light guide groove hole (6), the light guide groove hole (6) can be made into a round shape or a square shape according to the position of the LED lamp bead (2) on the LED lamp circuit main board (1), and the light guide groove hole (6) can be a semi-through hole or a through hole according to the position of the LED lamp bead (2) on the LED lamp circuit main board (1).
6. The light guide matrix as claimed in claim 1, wherein: the LED lamp circuit board is characterized in that the outer wall of the lower end of the rectangular light guide plate (5) is completely attached to the outer wall of the upper end of the LED lamp circuit board (1), and the plane size of the rectangular light guide plate (5) is smaller than that of the LED lamp circuit board (1).
7. The light guide matrix as claimed in claim 1, wherein: the light guide plate mesh points (4) are designed according to the light source distribution of the LED lamp beads (2) absorbed by the rectangular light guide plate (5), and the light guide plate mesh points (4) can be subjected to light equalizing design treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120249914.7U CN214669697U (en) | 2021-01-29 | 2021-01-29 | Matrix type light guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120249914.7U CN214669697U (en) | 2021-01-29 | 2021-01-29 | Matrix type light guide plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214669697U true CN214669697U (en) | 2021-11-09 |
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ID=78520366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120249914.7U Active CN214669697U (en) | 2021-01-29 | 2021-01-29 | Matrix type light guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214669697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114518619A (en) * | 2022-03-08 | 2022-05-20 | 富盛光电（吴江）有限公司 | Backlight module |
-
2021
- 2021-01-29 CN CN202120249914.7U patent/CN214669697U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114518619A (en) * | 2022-03-08 | 2022-05-20 | 富盛光电（吴江）有限公司 | Backlight module |
| CN114518619B (en) * | 2022-03-08 | 2024-01-09 | 富盛光电（吴江）有限公司 | Backlight module |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240320 Address after: Unit 1101, Building 10, Hejin Industrial Park, No. 895 Yayun Avenue, Shiqi Town, Panyu District, Guangzhou City, Guangdong Province, 511450 Patentee after: Fusheng Display Screen Materials (Guangzhou) Co.,Ltd. Country or region after: Zhong Guo Address before: 215200 No.33, Yeming Road, Wujiang Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: FUSHENG PHOTOELECTRIC(WUJIANG) Co.,Ltd. Country or region before: Zhong Guo |