CN204667016U - A kind of combined mobile phone display module - Google Patents
A kind of combined mobile phone display module Download PDFInfo
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- CN204667016U CN204667016U CN201520389318.3U CN201520389318U CN204667016U CN 204667016 U CN204667016 U CN 204667016U CN 201520389318 U CN201520389318 U CN 201520389318U CN 204667016 U CN204667016 U CN 204667016U
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- Prior art keywords
- reflector plate
- heat
- capillary structure
- display module
- mobile phone
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Abstract
The utility model discloses a kind of combined mobile phone display module, comprise carriage, light source, light guide plate and the reflection unit be arranged in described carriage, wherein, described reflection unit comprises the first reflector plate and the second reflector plate, first reflector plate is arranged at immediately below described light guide plate, and described second reflector plate is arranged at immediately below described light source; Be provided with several equally distributed rectangle frame grooves in carriage below the second reflector plate, in each rectangle frame groove, bonding fixes a capillary heat radiator; The split type design of the utility model just makes the shape of the first reflector plate more regular, therefore the degree of expanding with heat and contract with cold at its each position is more consistent, free stretching, extension is difficult to obtain in test, thus ensure that the reliability of backlight module, dispel the heat in the position that heat is passed to stow away from heat by the working fluid in capillary heat radiator, make can not accumulate too much heat to backlight module thermal source place, change the situation of efficiently radiates heat part skewness in module.
Description
Technical field
The utility model relates to liquid crystal display module manufacturing technology field, is specially a kind of combined mobile phone display module.
Background technology
Along with growth in the living standard, people are more and more higher for the requirement of electronic product, wherein, play important role as with daily life closely-related liquid crystal display module.Liquid crystal display module have impact on the cognition of people for Quality of electronic products to a certain extent, and excellent display performance can bring good experience to people.Therefore, the engineering technical personnel in this field are finding the method promoting display performance always.
In existing liquid crystal display module manufacturing technology, in order to improve the light utilization of backlight unit, reflector plate is designed be paved with the bottom surface of whole module as far as possible, as shown in Figure 1, Fig. 1 is the schematic diagram of the reflection unit of the first backlight module in prior art, this reflection unit comprises reflective body 101 and reflection bossy body 102, and the two is unified entirety, described reflective body 101 is arranged at immediately below light guide plate, and reflect bossy body 102 and be arranged at immediately below light source, guarantee that light as much as possible is reflected like this, and penetrate from light guide plate, recycle these light to show, so just make the utilization of light more efficient, and make display module more energy-conservation, but, this liquid crystal display module of the prior art in the fabrication process, because light source place has longitudinal sandwich construction, therefore manufacture and can there are some errors unavoidably, light source can be caused to be pressed onto on reflection bossy body 102, reflection bossy body 102 is caused to do high temperature, synchronous freely stretching can not be carried out as reflective body 101 during hot and humid or cold shock testing, therefore easily there is the phenomenon that film wrinkles, even on reflection bossy body 102, form heat accumulation district after Long-Time Service, to reflection bossy body 102 and reflective body 101 with reflect part corresponding to bossy body 102 and produce larger Thermal Fatigue Damage, seriously reduce the serviceable life of display module.
For solving the problem, the second reflection unit of the prior art, for be removed by reflection bossy body 2 as shown in Figure 2, only retains this part of reflective body 1.Although solve above-mentioned integrity problem like this, but the reduction due to reflective surface area causes a part of light to be wasted, backlight illumination is finally made to occur the decline of 5% to 6%, therefore, backlight module how is made to ensure reliability, can ensure again the brightness of backlight and excellent heat dispersion, be a problem demanding prompt solution.
Utility model content
The purpose of this utility model is to provide a kind of combined mobile phone to show module, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of combined mobile phone display module, comprise carriage, light source, light guide plate and the reflection unit be arranged in described carriage, wherein, described reflection unit comprises the first reflector plate and the second reflector plate, first reflector plate is arranged at immediately below described light guide plate, described second reflector plate is arranged at immediately below described light source, is provided with gap between described second reflector plate and described first reflector plate; Be provided with several equally distributed rectangle frame grooves in carriage below the second reflector plate, in each rectangle frame groove, bonding fixes a capillary heat radiator; Be provided with a chamber in described capillary heat radiator, chamber comprises one first side and one second side, and the first side and described second side are respectively equipped with the first capillary structure, the second capillary structure and working fluid; The side of described first capillary structure is connected with described second capillary structure; Side and the described chamber of the first capillary structure form a steam channel jointly.
As the utility model further technical scheme, the radial expanded range of described first capillary structure is more than or equal to the half of the inwall circumference of described chamber, and the radial expanded range of the first capillary structure is greater than the radial expanded range of described second capillary structure.
As the utility model further technical scheme, between described second reflector plate and described first reflector plate, be provided with the gap of 0.1mm ~ 0.2mm.
As the utility model further technical scheme, between the upper surface of described second reflector plate and the lower surface of described light source, be provided with gap.
Compared with prior art, the split type design of the utility model just makes the shape of described first reflector plate more regular, therefore the degree of expanding with heat and contract with cold at its each position is more consistent, free stretching, extension is difficult to obtain in test, also the film of described first reflector plate can not be caused to wrinkle, thus ensure that the reliability of backlight module, dispel the heat in the position that heat is passed to stow away from heat by the working fluid in capillary heat radiator, make can not accumulate too much heat to backlight module thermal source place, change the situation of efficiently radiates heat part skewness in module.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the reflection unit of a kind of backlight module in prior art.
Fig. 2 is the schematic diagram of the reflection unit of another kind of backlight module in prior art.
Fig. 3 is structural representation of the present utility model.
Fig. 4 is the structural representation of capillary heat radiator in Fig. 3.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 3 ~ 4, a kind of combined mobile phone display module, comprise carriage 23, light source 25, light guide plate 24 and the reflection unit be arranged in described carriage 23, wherein, described reflection unit comprises the first reflector plate 21 and the second reflector plate 22, first reflector plate 21 is arranged at immediately below described light guide plate 24, and described second reflector plate 22 is arranged at immediately below described light source 25, is provided with gap between described second reflector plate 22 and described first reflector plate 21; Be provided with several equally distributed rectangle frame grooves in carriage 23 below the second reflector plate 22, in each rectangle frame groove, bonding fixes a capillary heat radiator 3; Be provided with a chamber in described capillary heat radiator 3, chamber comprises on one first side 36 and one second side 36, side 34, first and described second side 34 and is respectively equipped with the first capillary structure 33, second capillary structure 32 and working fluid 31; The side of described first capillary structure 33 is connected with described second capillary structure 32; The side of the first capillary structure 33 and described chamber form a steam channel 35 jointly;
The radial expanded range of described first capillary structure 33 is more than or equal to the half of the inwall circumference of described chamber, and the radial expanded range of the first capillary structure 33 is greater than the radial expanded range of described second capillary structure 32;
Described working fluid 31 is converted in liquid process by gaseous state to be needed to be spread to described second capillary structure 32 from described first capillary structure 33 by the steam channel 35 of capillary heat radiator 3, and the volume of described second capillary structure 32 is less than the volume of described first capillary structure 33, decrease the pressure effect of working fluid 23 when spreading of gaseous state, add the cycle efficieny of described working fluid 31, dispel the heat in the position that heat is passed to stow away from heat by working fluid 31, make can not accumulate too much heat to backlight module thermal source place, change the situation of efficiently radiates heat part skewness in module.
In the backlight module that the embodiment of the present application provides, gap is provided with between described second reflector plate 22 and described first reflector plate 21, this split type design just makes the shape of the first reflector plate 21 as reflective body more regular, therefore the degree of expanding with heat and contract with cold at its each position is more consistent, and, after described second reflector plate 22 is separated with described first reflector plate 21, even if the second reflector plate 22 is pushed down by light source 25, be difficult to obtain in test free stretching, extension, also the film of described first reflector plate 21 can not be caused to wrinkle, thus ensure that the reliability of backlight module.And the total area of the reflection unit of backlight module as above does not obviously reduce, therefore ensure that backlight illumination.
In above-mentioned backlight module, the width in the gap between described second reflector plate 22 and described first reflector plate 21 can preferably 0.1mm ~ 0.2mm, so just can ensure that described second reflector plate 22 does not have influence on described first reflector plate 21, also reflection unit can be made to have enough reflective surface areas simultaneously, thus ensure the brightness of backlight.
In above-mentioned backlight module, the material of described second reflector plate 22 can be preferably identical with the material of described first reflector plate 21, this makes it possible to better ensure that the reflecting effect at each position of described reflection unit is identical, improves the homogeneity of light.
In above-mentioned backlight module, between the upper surface of described second reflector plate 22 and the lower surface of described light source 25, preferably can be provided with gap.In the manufacturing process of described light source 25, by reducing the fabrication error of longitudinal sandwich construction, make to there is certain interval between described light source 25 and described second reflector plate 22, thus do not affect the specular cross section of described second reflector plate 22, improve the brightness of described backlight module.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, various change can also be made under the prerequisite not departing from this patent aim.
Claims (4)
1. a combined mobile phone display module, it is characterized in that, comprise carriage, light source, light guide plate and the reflection unit be arranged in described carriage, wherein, described reflection unit comprises the first reflector plate and the second reflector plate, first reflector plate is arranged at immediately below described light guide plate, and described second reflector plate is arranged at immediately below described light source, is provided with gap between described second reflector plate and described first reflector plate; Be provided with several equally distributed rectangle frame grooves in carriage below the second reflector plate, in each rectangle frame groove, bonding fixes a capillary heat radiator; Be provided with a chamber in described capillary heat radiator, chamber comprises one first side and one second side, and the first side and described second side are respectively equipped with the first capillary structure, the second capillary structure and working fluid; The side of described first capillary structure is connected with described second capillary structure; Side and the described chamber of the first capillary structure form a steam channel jointly.
2. a kind of combined mobile phone display module according to claim 1, it is characterized in that, the radial expanded range of described first capillary structure is more than or equal to the half of the inwall circumference of described chamber, and the radial expanded range of the first capillary structure is greater than the radial expanded range of described second capillary structure.
3. a kind of combined mobile phone display module according to claim 1, is characterized in that, be provided with the gap of 0.1mm ~ 0.2mm between described second reflector plate and described first reflector plate.
4. a kind of combined mobile phone display module according to claim 1, is characterized in that, be provided with gap between the upper surface of described second reflector plate and the lower surface of described light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520389318.3U CN204667016U (en) | 2015-06-06 | 2015-06-06 | A kind of combined mobile phone display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520389318.3U CN204667016U (en) | 2015-06-06 | 2015-06-06 | A kind of combined mobile phone display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204667016U true CN204667016U (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520389318.3U Expired - Fee Related CN204667016U (en) | 2015-06-06 | 2015-06-06 | A kind of combined mobile phone display module |
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| Country | Link |
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| CN (1) | CN204667016U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020107865A1 (en) * | 2018-11-30 | 2020-06-04 | 武汉华星光电技术有限公司 | Backlight module |
| CN115032831A (en) * | 2022-04-29 | 2022-09-09 | 荣耀终端有限公司 | Display device |
-
2015
- 2015-06-06 CN CN201520389318.3U patent/CN204667016U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020107865A1 (en) * | 2018-11-30 | 2020-06-04 | 武汉华星光电技术有限公司 | Backlight module |
| CN115032831A (en) * | 2022-04-29 | 2022-09-09 | 荣耀终端有限公司 | Display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20170606 |