CN220855243U - Leak protection light guide plate - Google Patents
Leak protection light guide plate Download PDFInfo
- Publication number
- CN220855243U CN220855243U CN202322723803.7U CN202322723803U CN220855243U CN 220855243 U CN220855243 U CN 220855243U CN 202322723803 U CN202322723803 U CN 202322723803U CN 220855243 U CN220855243 U CN 220855243U
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- China
- Prior art keywords
- plate
- fixedly connected
- light guide
- guide plate
- protective frame
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- 230000001681 protective effect Effects 0.000 claims abstract description 63
- 230000017525 heat dissipation Effects 0.000 claims abstract description 31
- 239000011324 bead Substances 0.000 claims abstract description 9
- 238000009792 diffusion process Methods 0.000 claims description 8
- 238000005286 illumination Methods 0.000 claims description 7
- 239000002390 adhesive tape Substances 0.000 claims description 5
- 238000005057 refrigeration Methods 0.000 abstract description 28
- 230000000694 effects Effects 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000000576 coating method Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 235000009537 plain noodles Nutrition 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010030 laminating 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
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Planar Illumination Modules (AREA)
Abstract
The utility model provides a leakage-proof light guide plate, which comprises a light guide plate, wherein one end of the light guide plate is fixedly connected with a light reflecting film, one end of the light reflecting film is fixedly connected with a bottom plate and an edge shielding assembly, one side of the bottom plate is fixedly connected with a heat dissipation host and a temperature monitor, one end of the heat dissipation host is fixedly connected with a refrigeration plate, one heat generating side of the refrigeration plate is fixedly connected with a heat dissipation fin, one side of the light guide plate is fixedly connected with a lighting component, the inside of the lighting component comprises a pcb plate and lamp beads, one end of each lamp bead is fixedly connected with the pcb plate and the light guide plate, and the edge shielding assembly comprises a first protective frame, an edge protective shell and a plurality of second protective frames; the temperature monitor can detect the heating condition of one side of the bottom plate, and when the temperature is too high, the heat radiating host is started, so that the refrigeration plate is attached to one side of the bottom plate and can refrigerate, the other side of the bottom plate heats, the heat radiating fins are fixedly connected to one side of the refrigeration plate, and the heat radiating fins are preferably made of aluminum and can accelerate the heat radiating effect of one heating end of the refrigeration plate.
Description
Technical Field
The utility model relates to the technical field of light guide plates, in particular to a leakage-proof light guide plate.
Background
The light guide plate is made of an optical acrylic/PC plate, and then a high-tech material with extremely high refractive index and no light absorption is used for printing light guide points on the bottom surface of the optical acrylic plate by using laser engraving, V-shaped cross grid engraving and UV screen printing technologies. The light emitted from the lamp is absorbed by the optical acrylic plate and stays on the surface of the optical acrylic plate, when the light rays are emitted to each light guide point, the reflected light can be diffused towards each angle, and then the reflection condition is destroyed and emitted from the front surface of the light guide plate. The light source of the light guide plate is generally arranged at one side, and light rays are emitted from the opposite side of the light source when the light guide plate is used, so that the light guide plate is required to be surrounded on four sides to prevent light leakage, but the heat dissipation performance of the light guide plate is reduced by doing so, and the normal working effect of the light guide plate is also influenced by high temperature.
Through retrieving, chinese patent publication No. CN216901012U discloses a side light leakage prevention type light guide plate, including light guide plate body and lamp strip, the peripheral side of light guide plate body has at least one side to be the income plain noodles, has at least one end terminal surface to be the plain noodles, the lamp strip is located income plain noodles department, light leakage prevention device is detachably equipped with in light guide plate body periphery, light leakage prevention device includes a plurality of strakes and is used for the bight with adjacent strakes fixed connection.
Aiming at the problems that after the light guide plate is wrapped in the technology, the heat generated by illumination is difficult to dissipate, and the high temperature can cause damage to electronic elements and the self illumination effect of the light guide plate is reduced; for this purpose, a leak-proof light guide plate is proposed.
Disclosure of Invention
Accordingly, embodiments of the present utility model provide a leak-proof light guide plate to solve or mitigate the technical problems of the prior art, and at least provide an advantageous choice.
The technical scheme of the embodiment of the utility model is realized as follows: the LED lamp comprises a light guide plate, wherein one end of the light guide plate is fixedly connected with a reflective film, one end of the reflective film is fixedly connected with a bottom plate and an edge shielding assembly, one side of the bottom plate is fixedly connected with a heat dissipation host and a temperature monitor, one end of the heat dissipation host is fixedly connected with a refrigeration plate, and one side of the refrigeration plate, which generates heat, is fixedly connected with heat dissipation fins.
In some embodiments, the light guide plate is fixedly connected with illumination component on one side, and illumination component is inside to be included pcb and lamp pearl, and lamp pearl one end fixed connection is in pcb and light guide plate.
In some embodiments, the edge shielding assembly includes a first protective frame, an edge protective shell, and a plurality of second protective frames, wherein one sides of the first protective frame, the edge protective shell, and the plurality of second protective frames are fixedly connected to the outer side of the light guide plate.
In some embodiments, the first protective frame and the second protective frame are fixedly connected with a connecting plate, one end of the connecting plate is fixedly connected inside the edge protective shell, and the first protective frame, the second protective frame and one end of the edge protective shell are fixedly connected with a protective boss.
In some embodiments, the first end of the protective frame is provided with a plurality of heat dissipation holes, one end of the refrigeration plate is fixedly connected with the first heat conduction plate, one end of the first heat conduction plate is inserted into the first protective frame, one side of the first heat conduction plate is attached to the outer side of the lighting component, and one side of the refrigeration plate and one side of the bottom plate are fixedly connected with the heat conduction glue paste.
In some embodiments, one end of the cooling plate located at two sides is fixedly connected with a second heat conducting plate, and one end of the second heat conducting plate is fixedly connected with a second protective frame.
In some embodiments, one end of the light guide plate is fixedly connected with a diffusion film, and one end of the diffusion film is fixedly connected with a brightness enhancement film.
In some embodiments, the second end of the protective frame is fixedly connected with a mounting bracket.
By adopting the technical scheme, the embodiment of the utility model has the following advantages:
A leakage-proof light guide plate can detect the heating condition of one side of a bottom plate through a temperature monitor, and a heat dissipation host is started when the temperature is too high, so that the refrigeration plate is attached to one side of the bottom plate and can refrigerate, the other side of the bottom plate heats, a heat dissipation fin is fixedly connected to one side of the refrigeration plate, the heat dissipation fin is preferably made of aluminum, and the heat dissipation effect of one heating end of the refrigeration plate can be accelerated.
A leak-proof light guide plate is characterized in that a reflective coating is arranged on the inner sides of a first protective frame, an edge protective shell and a plurality of second protective frames, so that light can be prevented from leaking from one side of the reflective plate, and the light-emitting effect of the light guide plate is improved.
A leakage-proof light guide plate is attached to the outer side of an illumination component through one side of a heat conducting plate and connected with a refrigerating plate refrigerating surface through the second heat conducting plate, and can cool a second protective frame to further reduce the overall temperature of the device.
The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects described above; in addition to the embodiments and features, further aspects of the present utility model are described by reference to the drawings and the following detailed description; the embodiments and features will be readily apparent.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an exploded view of the present utility model;
FIG. 2 is a front view block diagram of the present utility model;
FIG. 3 is a rear exploded view of the present utility model;
Fig. 4 is a side view partial block diagram of the present utility model.
Reference numerals:
1. a light guide plate; 2. a lighting member; 3. a diffusion film; 4. a brightness enhancement film; 5. a reflective film; 6. a bottom plate; 7. a first protective frame; 8. a second protective frame; 9. a connecting plate; 10. an edge guard; 11. a protective boss; 12. a heat radiation hole; 13. a mounting bracket; 14. a heat dissipation host; 15. a temperature monitor; 16. a refrigeration plate; 17. a heat radiation fin; 18. a first heat conducting plate; 19. a second heat conducting plate; 20. a heat conducting adhesive tape; 21. pcb board; 22. and (5) a lamp bead.
Description of the embodiments
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-4, a leak protection light guide plate, including light guide plate 1, light guide plate 1 one end fixedly connected with reflective membrane 5, light guide plate 1 molding is preferably trapezoidal molding, make reflection of light more even, reflective membrane 5 one end fixedly connected with bottom plate 6 and edge shielding subassembly, reflective medium scribbles on the reflective membrane 5, bottom plate 6 can be for providing support and protection from the rear, bottom plate 6 one side fixedly connected with heat dissipation host 14 and temperature monitor 15, temperature monitor 15 can detect bottom plate 6 one side condition of generating heat, start heat dissipation host 14 when the temperature is too high, heat dissipation host 14 one end fixedly connected with refrigeration board 16, refrigeration board 16 is preferably semiconductor refrigeration board 16, when heat dissipation host 14 starts, refrigeration board 16 laminating bottom plate 6 one side can refrigerate, the opposite side generates heat, refrigeration board 16 generates heat one side fixedly connected with heat radiation fin 17, heat radiation fin 17 is preferably aluminium, can accelerate the radiating effect of refrigeration board 16 one end that generates heat.
In this embodiment, the lighting component 2 is fixedly connected to one side of the light guide plate 1, the lighting component 2 includes a pcb 21 and a light bead 22, one end of the light bead 22 is fixedly connected to the pcb 21 and the light guide plate 1, and the pcb 21 can control the plurality of light beads 22 to be turned on and turned off simultaneously and control brightness and color display effects.
In this embodiment, the edge shielding assembly includes a first protective frame 7, an edge protective shell 10 and a plurality of second protective frames 8, one sides of the first protective frame 7, the edge protective shell 10 and the second protective frames 8 are fixedly connected to the outer side of the light guide plate 1, and a reflective coating is disposed on the inner sides of the first protective frame 7, the edge protective shell 10 and the second protective frames 8, so that light can be prevented from leaking from one side of the light guide plate 1, and the light emitting effect of the light guide plate 1 is improved.
In this embodiment, the stability of connection can be improved to protection frame one 7 and protection frame two 8 one end fixedly connected with connecting plate 9, and connecting plate 9 one end fixedly connected with edge protection shell 10 is inside, and connecting plate 9 can improve the steadiness of connection, and protection frame one 7, protection frame two 8 and edge protection shell 10 one end fixedly connected with protection boss 11, protection boss 11 can protect light guide plate 1 one side, reduces the dust entering.
In this embodiment, a plurality of heat dissipation holes 12 are formed at one end of the first protective frame 7, the heat dissipation holes 12 can accelerate the heat dissipation of the lighting component 2, one end of the cooling plate 16 is fixedly connected with the first heat conducting plate 18, one end of the first heat conducting plate 18 is inserted into the first protective frame 7, one side of the first heat conducting plate 18 is attached to the outer side of the lighting component 2, one side of the first heat conducting plate 18 is connected to the refrigerating side of the cooling plate 16, the heat conducting adhesive tape 20 is fixedly connected to one sides of the cooling plate 16 and the bottom plate 6, and the heat conducting adhesive tape 20 can enable the two to be attached to each other, so that the heat conducting effect is improved.
In this embodiment: the light guide plate 1 is preferably trapezoidal in shape, so that light reflection is more uniform, a reflective medium is coated on the reflective film 5, the bottom plate 6 can be supported and protected from the rear, the temperature monitor 15 can detect the heating condition of one side of the bottom plate 6, when the temperature is too high, the heat dissipation host 14 is started, the refrigeration plate 16 is preferably a semiconductor refrigeration plate 16, when the heat dissipation host 14 is started, the refrigeration plate 16 is attached to one side of the bottom plate 6, the other side of the refrigeration plate heats, the heat dissipation fin 17 is fixedly connected to one side of the refrigeration plate 16, the heat dissipation fin 17 is preferably made of aluminum, and the heat dissipation effect of one heat dissipation end of the refrigeration plate 16 can be accelerated.
The pcb 21 can control the plurality of lamp beads 22 to be turned on and off simultaneously and control brightness and color display effect, and the inner sides of the first protective frame 7, the edge protective shell 10 and the second protective frames 8 are provided with reflective coatings, so that light can be prevented from leaking from one side of the reflective plate 1, and the luminous effect of the light guide plate 1 is improved;
The connecting plate 9 can improve the connection stability, the protection boss 11 can protect one side of the light guide plate 1 and reduce dust entering;
The heat dissipation hole 12 can accelerate the heat dissipation of the lighting component 2, one side of the first heat conducting plate 18 is connected to the refrigerating side of the refrigerating plate 16, and the heat conducting adhesive tape 20 can enable the two heat conducting plates to be attached to improve the heat conducting effect.
Example 2
The leakage-proof light guide plate of this embodiment is modified on the basis of embodiment 1, as shown in fig. 1 to 4,
In this embodiment, one end of the refrigeration plate 16 located at two sides is fixedly connected with a second heat-conducting plate 19, one end of the second heat-conducting plate 19 is fixedly connected with the second protective frame 8, and the second heat-conducting plate 19 is connected with the refrigeration surface of the refrigeration plate 16, so that the second protective frame 8 can be cooled, and the overall temperature of the device is further reduced.
In this embodiment, the light guide plate 1 has one end fixedly connected with the diffusion film 3, and one end fixedly connected with the brightness enhancement film 4 of diffusion film 3, diffusion film 3 and brightness enhancement film 4 can make light more even and improve luminance.
In this embodiment, the second protective frame 8 has a mounting bracket 13 fixedly connected to one end thereof, and one end of the mounting bracket 13 is convenient for fixing the device.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (8)
1. A leak-proof light guide plate, comprising a light guide plate (1), characterized in that: the light guide plate is characterized in that one end of the light guide plate (1) is fixedly connected with a light reflecting film (5), one end of the light reflecting film (5) is fixedly connected with a bottom plate (6) and an edge shielding assembly, one side of the bottom plate (6) is fixedly connected with a heat dissipation host machine (14) and a temperature monitor (15), one end of the heat dissipation host machine (14) is fixedly connected with a refrigerating plate (16), and one side of the refrigerating plate (16) which heats is fixedly connected with a heat dissipation fin (17).
2. The leak-proof light guide plate as defined in claim 1, wherein: the light guide plate is characterized in that one side of the light guide plate (1) is fixedly connected with an illumination component (2), the illumination component (2) comprises a pcb (21) and lamp beads (22), and one end of each lamp bead (22) is fixedly connected with the pcb (21) and the light guide plate (1).
3. The leak-proof light guide plate as claimed in claim 2, wherein: the edge shielding assembly comprises a first protective frame (7), an edge protective shell (10) and a plurality of second protective frames (8), and one sides of the first protective frame (7), the edge protective shell (10) and the second protective frames (8) are fixedly connected to the outer side of the light guide plate (1).
4. A leak-proof light guide plate as defined in claim 3, wherein: the novel protective frame comprises a protective frame I (7) and a protective frame II (8), wherein one end of the protective frame I is fixedly connected with a connecting plate (9), one end of the connecting plate (9) is fixedly connected with the inside of an edge protective shell (10), and one end of the protective frame I (7), one end of the protective frame II (8) and one end of the edge protective shell (10) are fixedly connected with a protective boss (11).
5. The leak-proof light guide plate as defined in claim 4, wherein: a plurality of radiating holes (12) are formed in one end of the first protective frame (7), one end of the refrigerating plate (16) is fixedly connected with a first heat conducting plate (18), one end of the first heat conducting plate (18) is inserted into the first protective frame (7), one side of the first heat conducting plate (18) is attached to the outer side of the lighting component (2), and one side of the refrigerating plate (16) and one side of the bottom plate (6) are fixedly connected with a heat conducting adhesive tape (20).
6. The leak-proof light guide plate as defined in claim 5, wherein: and one end of the refrigerating plate (16) positioned at two sides is fixedly connected with a second heat conducting plate (19), and one end of the second heat conducting plate (19) is fixedly connected with a second protective frame (8).
7. The leak-proof light guide plate as defined in claim 1, wherein: one end of the light guide plate (1) is fixedly connected with a diffusion film (3), and one end of the diffusion film (3) is fixedly connected with a brightness enhancement film (4).
8. The leak-proof light guide plate as defined in claim 6, wherein: one end of the second protective frame (8) is fixedly connected with a mounting bracket (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322723803.7U CN220855243U (en) | 2023-10-11 | 2023-10-11 | Leak protection light guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322723803.7U CN220855243U (en) | 2023-10-11 | 2023-10-11 | Leak protection light guide plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220855243U true CN220855243U (en) | 2024-04-26 |
Family
ID=90740387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322723803.7U Active CN220855243U (en) | 2023-10-11 | 2023-10-11 | Leak protection light guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220855243U (en) |
-
2023
- 2023-10-11 CN CN202322723803.7U patent/CN220855243U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |