CN205378460U - Do benefit to radiating display module - Google Patents
Do benefit to radiating display module Download PDFInfo
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- CN205378460U CN205378460U CN201521118313.3U CN201521118313U CN205378460U CN 205378460 U CN205378460 U CN 205378460U CN 201521118313 U CN201521118313 U CN 201521118313U CN 205378460 U CN205378460 U CN 205378460U
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- display module
- beneficial
- heat radiation
- pcb
- radiation according
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Abstract
The utility model discloses a do benefit to radiating display module, including display screen and PCB, the display screen includes glass substrate the preceding shielding glass that is provided with of display screen, shielding glass ground connection, glass substrate's lower surface is wavy surface. Glass substrate's lower surface coating has the metal level. Can be equipped with the metallic shield board between display screen and the PCB, the metallic shield plate earthing. The utility model provides a do benefit to radiating display module, the display module of this display module for having the electromagnetic isolation structure, it through the generate heat heat radiating area in source of increase, improves the heat dispersion of product on the basis of guaranteeing product electromagnetic compatibility.
Description
Technical field
This utility model relates to a kind of display module being beneficial to heat radiation.
Background technology
The electromagnetic isolation mode of existing PCB is optionally to apply after insulating barrier on PCB, the applying conductive layer of reselection, and makes conductive layer is coupled in the grounding through hole of exposure at least one.This layer of shielding between display screen and PCB can only isolate the EMI that PCB produces.Display module disclosed in the patent No. 201420833710.8, there is provided a kind of and both can isolate the PCB electromagnetic interference produced, the display module with electromagnetic isolation structure of the electromagnetic interference that display module panel produces can be isolated again, but it works for a long time under the environment that high temperature is highlighted, produce amount of heat, its heat dispersion is undesirable, and long term high temperature is easily caused module cannot normal operation.For heat sink conception, the mode increased thermal conductivity energy of current industry many electronic products many employings encapsulating, but adopt encapsulating scheme cannot take into account the EMC Design of product integration, and the maintenance for later product brings obstacle.
Utility model content
For problems of the prior art, this utility model provides a kind of display module being beneficial to heat radiation, ensureing on the basis of EMC, by increasing the area of dissipation of pyrotoxin, improves the heat dispersion of product.
Utility model provides a kind of display module being beneficial to heat radiation, and a kind of display module being beneficial to heat radiation, including display screen and PCB, described display screen includes glass substrate, being provided with shield glass, described shield glass ground connection before described display screen, the lower surface of described glass substrate is curved surface.
Metal shielding board, described metallic shield plate earthing it is provided with between described display screen and PCB.
The lower surface of described glass substrate is coated with metal level.
The material of described metal level is silver, aluminum, nickel or wherein any two kinds of alloys constituted.
The thickness of described metal level is 0.01mm～1cm.
Described curved surface is wavy surface, serrated face or high low platform terrace.
Described wavy surface is S type wave surface.
Being additionally provided with metal press box before described shield glass, described metal press box is bonded together by conducting resinl and described shield glass.
Described metal press box with described PCB altogether, and is tightly connected between described metal press box and described PCB.
Be connected by buckle notch between described metal press box and described PCB, bolt nut structure connects or screw connects；Being provided with conductive adhesive tape between described metal press box and described PCB, the region that described PCB contacts with described conductive adhesive tape is without solder mask.
This utility model has advantages in that
This utility model provides a kind of display module being beneficial to heat radiation, for having the display module of electromagnetic isolation structure, ensureing on the basis of EMC, by increasing the area of dissipation of pyrotoxin, improves the heat dispersion of product.Not reducing on the basis of display module display quality, the electromagnetic radiation produced during for display module panel and driving PCB work has carried out two pass shielding, and achieves the integration of display module in technique.This utility model is designed by comprehensive electromagnetic compatibility shielding, improves the Electro Magnetic Compatibility of product.
Accompanying drawing explanation
Fig. 1 is the patent No. be 201420833710.8 the structural representation of the display module with electromagnetic isolation structure;
The structural representation of the display module being beneficial to heat radiation that Fig. 2 provides for this utility model；
Fig. 3 is the schematic cross-section of display screen part in this utility model.
In figure: 1. metal press box, 2. conductive adhesive tape, 3. shield glass, 4. display screen, 41. glass substrates, 42. metal levels, 5. metal shielding board, 6.PCB, 11. buckles, 61. draw-in grooves, 62. component mounting position.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, so that those skilled in the art can be better understood from this utility model and can be practiced, but illustrated embodiment is not as to restriction of the present utility model.
This utility model provides a kind of display module being beneficial to heat radiation, and it still adopts integrated electromagnetic isolation structure, is improve to obtain on the basis of the display module with electromagnetic isolation structure that the existing patent No. is ZL201420833710.8.Although the display module with electromagnetic isolation structure that the patent No. is ZL201420833710.8 has good electromagnetic isolation effect, but its heat dispersion is unexcellent, this utility model is on this basis, while it ensures to have good electromagnetic isolation effect, additionally it is possible to ensure that display module has good radiating effect.
The display module being beneficial to heat radiation that this utility model provides and existing patent have identical base structure, as shown in Figure 2, including display screen 4 and PCB6, display screen 4 is above provided with shield glass 3, and shield glass 3 ground connection, described shield glass 3 is tin indium oxide (IndiumTinOxide, ITO) glass.Above being additionally provided with metal press box 1 at shield glass 3, metal press box 1 is bonded together by conducting resinl and shield glass 3.Conductive adhesive tape 2 it is provided with between metal press box 1 and PCB6.Nickel dam can be coated with, to strengthen the electric conductivity of metal press box 1 on the surface of metal press box 1.Can be connected by the mode of buckle and draw-in groove between metal press box 1 and PCB6.On metal press box 1, such as it is provided with buckle 11, PCB6 is provided with draw-in groove 61, buckle 11 and draw-in groove 61 and cooperates metal press box 1 is closely joined together with PCB6.The region that PCB6 contacts with conductive adhesive tape 2 is without solder mask, so that this region of PCB can realize electrical contact with conductive adhesive tape 2, for the PCB6 with solder mask, it is possible to go welding resistance to process in this region.Component mounting position 62 on PCB6 is positioned at the mid portion of PCB6.
This utility model and this existing patent are had a difference in that, in this utility model, the bottom glass substrate 41 of display screen 4 is different from existing common glass substrates, as shown in Figure 3, by the glass substrate 41 bottom display screen 4 is carried out special handling in this utility model, the lower surface of this glass substrate 41 is formed non-smooth surface and curved surface, with increasing heat radiation area, this curved surface is for having concaveconvex structure further, non-smooth wavy surface, serrated face or high low platform terrace, its concrete shape size can according to actual service conditions and technological requirement, the above-mentioned curved surface of different size can be done, the concrete shape of curved surface does not carry out Uniform provisions yet, it is not limited to above-mentioned preferred form, can be any regular curved surface or any Irregular Boundary Surface, as long as its opposite planar structure can increase the area of dissipation of glass substrate.Additionally, this utility model can retain original metal shielding board 5, this metal shielding board 5 can also be removed, and in the wavy surface of glass substrate 41, it is coated with layer of metal layer 42 simultaneously, the alternative virgin metal barricade 5 of metal level 42 of coating, reach the effect of electromagnetic shielding equally, while improving product heat dispersion, it is ensured that the Electro Magnetic Compatibility of product.
Preferably, in this utility model, the thickness of metal level 42 can be specifically chosen according to practical situations, its material can be possess good conductive, the metallic paint of heat conductivility or alloy coating, as: conductive silver powder, conduction aluminium powder, conduction nikel powder etc., but components described above is not limited.
This utility model provides the display module adopting integrated electromagnetic compatible design, can work under the environment that high temperature is highlighted for a long time, improve the heat dispersion of this product, this product is enable to reach the instructions for use at this temperature, make this product can continue to support the use in certain system, the creation of value.
Embodiment described above is only the preferred embodiment lifted for absolutely proving this utility model, and protection domain of the present utility model is not limited to this.Equivalent replacement that those skilled in the art make on this utility model basis or conversion, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (10)
1. being beneficial to a display module for heat radiation, including display screen and PCB, described display screen includes glass substrate, is provided with shield glass, described shield glass ground connection, it is characterised in that the lower surface of described glass substrate is curved surface before described display screen.
2. the display module being beneficial to heat radiation according to claim 1, it is characterised in that be provided with metal shielding board, described metallic shield plate earthing between described display screen and PCB.
3. the display module being beneficial to heat radiation according to claim 1, it is characterised in that the lower surface of described glass substrate is coated with metal level.
4. the display module being beneficial to heat radiation according to Claims 2 or 3, it is characterised in that the material of described metal level is silver, aluminum, nickel or wherein any two kinds of alloys constituted.
5. the display module being beneficial to heat radiation according to Claims 2 or 3, it is characterised in that the thickness of described metal level is 0.01mm～1cm.
6. the display module being beneficial to heat radiation according to claim 1, it is characterised in that described curved surface is wavy surface, serrated face or high low platform terrace.
7. the display module being beneficial to heat radiation according to claim 6, it is characterised in that described wavy surface is S type wave surface.
8. the display module being beneficial to heat radiation according to claim 1, it is characterised in that be additionally provided with metal press box before described shield glass, described metal press box is bonded together by conducting resinl and described shield glass.
9. the display module being beneficial to heat radiation according to claim 8, it is characterised in that described metal press box with described PCB altogether, and is tightly connected between described metal press box and described PCB.
10. the display module being beneficial to heat radiation according to claim 8, it is characterised in that be connected by buckle notch between described metal press box and described PCB, bolt nut structure connects or screw connects；Being provided with conductive adhesive tape between described metal press box and described PCB, the region that described PCB contacts with described conductive adhesive tape is without solder mask.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521118313.3U CN205378460U (en) | 2015-12-30 | 2015-12-30 | Do benefit to radiating display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521118313.3U CN205378460U (en) | 2015-12-30 | 2015-12-30 | Do benefit to radiating display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205378460U true CN205378460U (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521118313.3U Active CN205378460U (en) | 2015-12-30 | 2015-12-30 | Do benefit to radiating display module |
Country Status (1)
| Country | Link |
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| CN (1) | CN205378460U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109891273A (en) * | 2016-11-02 | 2019-06-14 | 京瓷株式会社 | The manufacturing method of colour wheel substrate, colour wheel and projector and colour wheel substrate |
| CN113904050A (en) * | 2020-06-22 | 2022-01-07 | 泰星能源解决方案有限公司 | Battery module and battery system |
-
2015
- 2015-12-30 CN CN201521118313.3U patent/CN205378460U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109891273A (en) * | 2016-11-02 | 2019-06-14 | 京瓷株式会社 | The manufacturing method of colour wheel substrate, colour wheel and projector and colour wheel substrate |
| CN109891273B (en) * | 2016-11-02 | 2022-04-08 | 京瓷株式会社 | Color wheel manufacturing method |
| CN113904050A (en) * | 2020-06-22 | 2022-01-07 | 泰星能源解决方案有限公司 | Battery module and battery system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |