CN203827682U - Mobile communication terminal - Google Patents
Mobile communication terminal Download PDFInfo
- Publication number
- CN203827682U CN203827682U CN201420205648.8U CN201420205648U CN203827682U CN 203827682 U CN203827682 U CN 203827682U CN 201420205648 U CN201420205648 U CN 201420205648U CN 203827682 U CN203827682 U CN 203827682U
- Authority
- CN
- China
- Prior art keywords
- mobile communication
- communication terminal
- radome
- pcb board
- insulating oil
- 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.)
- Expired - Lifetime
Links
- 238000010295 mobile communication Methods 0.000 title claims abstract description 41
- 239000006071 cream Substances 0.000 claims description 14
- 239000000945 filler Substances 0.000 claims description 9
- 210000004907 gland Anatomy 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract 5
- 238000007789 sealing Methods 0.000 description 5
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Details Of Aerials (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Telephone Set Structure (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
This utility model provides a mobile communication terminal comprising a PCB and at least one shielding case. The mobile communication terminal is characterized in that the shielding case covers the PCB; the shielding case is in sealed connection with the PCB to form a hollow oil storage chamber for storing heat dissipation insulating oil; and an oil injection hole matching a seal member and being used for injecting the heat dissipation insulating oil into the oil storage chamber is disposed on the shielding case. According to the utility model, as the shielding case and the PCB of the mobile communication terminal form the sealed oil storage chamber and the heat dissipation insulating oil is injected into the oil storage chamber, heating points on the PCB transfer heat with the heat dissipation insulating oil to dissipate heat to the whole machine body, and good heat dissipation of the mobile communication terminal is therefore achieved.
Description
Technical field
The utility model relates to moving communicating field, relates in particular to the mobile communication terminal that a kind of radiating effect is good.
Background technology
The heat generating spot of existing mobile communication terminal mainly concentrates on the higher chip of several heatings, namely puts temperature very high,
Along with developing rapidly of mobile broadband and the Internet, its data bandwidth is more and more higher, amount of information is increasing, people require more and more higher for the information processing rate of mobile communication terminal, therefore the kernel of the primary processor of mobile communication terminal is more and more, dominant frequency is more and more higher, and the power consumption of simultaneously following is also increasing.In mobile communication terminal, the height of chip is integrated at present, and its main heat generating spot concentrates on following chip: application processor (AP-Application Processor), power management chip (PMIC-Power Management IC), radio-frequency (RF) power amplification (RF PA-Radio Frequency Power Amplifier).Present display screen is done larger and larger in addition, and camera pixel is more and more higher, therefore heating backlight when display screen is highlighted, and the heating of camera is all larger during high-definition camera.Although the temperature of above-mentioned several heat generating spots may reach eight or nine ten degree, but other place of mobile communication terminal is not but awfully hot, so the measure adopting is at present that a temperature is distributed to whole mobile communication terminal as soon as possible, can accelerates like this heat radiation and prevent the local overheating of mobile communication terminal.The heating measure of available technology adopting is mainly to paste heat conductive silica gel and graphite flake, and heat conductive silica gel is mainly longitudinal heat conduction, and graphite flake is horizontal heat conduction, thereby reduces local temperature.
Summary of the invention
In view of this, the utility model provides a kind of mobile terminal, to solve the problem of mobile communication terminal local overheating in prior art
For addressing the above problem, the utility model provides a kind of mobile communication terminal, comprise pcb board and at least one radome, described radome is covered on described pcb board, described radome and described pcb board are tightly connected, form hollow for storing the shoe cream room of radiating insulating oil, on described radome, be provided with coordinate with seal for inject the oil filler point of described radiating insulating oil in described shoe cream room.
Preferably, have a plurality of heat generating spots on described pcb board, described at least one, heat generating spot is arranged in described radome.
Preferably, described radome is a plurality of, between the cover wall of a plurality of described radomes, forms gapless structure, and a plurality of described radomes are covered on the whole plate face of described pcb board.
Preferably, have at least one through hole on described pcb board, described radome is covered on two plate faces up and down of described pcb board, and described through hole is arranged in described radome.
Preferably, be covered in the radome Mirror Symmetry on two plate faces up and down of described pcb board.
Preferably, the described through hole on pcb board is provided with a plurality of.
Preferably, described seal is gasket seal and gland.
The utility model is by making the radome of mobile communication terminal and the shoe cream room that pcb board forms sealing, and in described shoe cream room, inject radiating insulating oil, thereby make heat generating spot on pcb board by the heat exchange with described radiating insulating oil, heat is spread to whole fuselage, realized the good heat radiating of mobile communication terminal.
Accompanying drawing explanation
Fig. 1 is a structural representation of the mobile communication terminal of embodiment of the present utility model.
Fig. 2 is a schematic top plan view of the mobile communication terminal of embodiment of the present utility model.
Fig. 3 is another structural representation of the mobile communication terminal of embodiment of the present utility model.
Fig. 4 is another schematic top plan view of the mobile communication terminal of embodiment of the present utility model.
Embodiment
For making the technical problems to be solved in the utility model, technical scheme and beneficial effect clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 1 to 4, the utility model provides a kind of mobile communication terminal, comprise pcb board 1 and at least one radome 2, radome 2 is covered on pcb board 1, radome 2 is tightly connected with pcb board 1, form hollow for storing the shoe cream room 4 of radiating insulating oil 3, on radome 2, be provided with coordinate with seal for inject the oil filler point 5 of radiating insulating oil 3 in described shoe cream room.
The technical scheme of above-described embodiment is by injecting radiating insulating oil 3 in the shoe cream room 4 by pcb board 1 and radome 2 moulding, the heat that electric elements on pcb board 1 produce is spread in whole radome 2 uniformly, by radome 2 and pcb board 1, heat is delivered to whole fuselage again, thus solved mobile communication terminal internal heat dissipating uneven, put overheated problem.In order to meet the requirement of EMC (Electro Magnetic Compatibility-Electro Magnetic Compatibility) authentication, the main heat generating spot of described mobile communication terminal, for example: application processor 11 (AP), power management chip 12 (PMIC), radio-frequency (RF) power amplification 13 (RF PA) all should be arranged in described radome.
Preferably, have a plurality of heat generating spots on pcb board 1, described at least one, heat generating spot is arranged in described radome 1.In the course of work of described mobile communication terminal, electric elements on pcb board 1 are generation heat more or less all, but wherein there is the higher point of some heatings, described heat generating spot is placed in radome 2, by flowing of radiating insulating oil 3, the heat that described heat generating spot is produced spreads to whole fuselage uniformly.
Inner at described mobile communication terminal, the requirement that a plurality of radomes 2 meet EMC authentication generally can be set, when radome 2 is while being a plurality of, between the cover wall of a plurality of radomes 2, form gapless structure, a plurality of radomes 2 are covered on the whole plate face of pcb board 1.So, the equal conductively-closed cover 2 of plate face of whole pcb board 1 is covered, the heat that PBC plate 1 produces absorbs by the radiating insulating oil 3 in shoe cream room 4, can arrive more excellent radiating effect.
Pcb board 1 can be ventilating hole plate or non through hole plate, and while having at least one through hole on pcb board 1, for fear of the leakage of radiating insulating oil 3, radome 1 need be covered on two plate faces up and down of pcb board 1, and through hole 14 is arranged in radome 2.It is large that the diameter of through hole 14 will be tried one's best, and quantity is preferably a plurality of, to accelerate radiating insulating oil 3 flowing in upper and lower two-layer radome 2, reaches better radiating effect.
Preferably, be covered in radome 2 Mirror Symmetries on two plate faces up and down of pcb board 1, described heat generating spot can be placed in the radome 2 of levels thus, is more conducive to contacting of described heat generating spot and radiating insulating oil 3, thereby accelerates heat radiation.
Preferably, the through hole 14 on pcb board 1 is provided with a plurality of.
Preferably, described seal is gasket seal and gland.Utilize described gasket seal and gland by described sealing part of oil injection hole, or described oil filler point also can adopt PUR or fluid sealant to seal.
These are only preferred embodiment of the present utility model, any retouching of making within the scope of this and variation, within all should being encompassed in protection range of the present utility model.
Lifting two preferred embodiments is below illustrated:
Fig. 1 is a structural representation of the mobile communication terminal of embodiment of the present utility model.Fig. 2 is a schematic top plan view of the mobile communication terminal of embodiment of the present utility model.As shown in Figure 1 and Figure 2, the present embodiment provides a kind of mobile communication terminal, the pcb board 1 and a plurality of radome 2 that comprise non through hole, a plurality of radomes 2 are covered on pcb board 1, radome 2 is tightly connected with pcb board 1, form hollow for storing the shoe cream room 4 of radiating insulating oil 3, on a plurality of radomes 2, be respectively arranged with for the oil filler point 5 to the interior injection radiating insulating of shoe cream room 4 oil, oil filler point 5 adopts PURs sealing.Application processor 11 (AP) on pcb board 1, power management chip 12 (PMIC), radio-frequency (RF) power amplification 13 (RF PA) are arranged in described radome.
Fig. 3 is another structural representation of the mobile communication terminal of embodiment of the present utility model.Fig. 4 is another schematic top plan view of the mobile communication terminal of embodiment of the present utility model.As shown in Figure 3, Figure 4, the present embodiment provides a kind of mobile communication terminal, comprise pcb board 1 and the radome 2 with a plurality of through holes 14, radome 2 is covered on two plate faces up and down of pcb board 1, upper and lower two radome 2 Mirror Symmetries, a plurality of through holes 14 are arranged in radome 2, radome 2 is tightly connected with pcb board 1, form hollow for storing the shoe cream room 4 of radiating insulating oil 3, on radome 2, be provided with for the oil filler point 5 to the interior injection radiating insulating of shoe cream room 4 oil, under operating state, oil filler point 5 sealings.Application processor 11 (AP) on pcb board 1, power management chip 12 (PMIC), radio-frequency (RF) power amplification 13 (RF PA) are arranged in described radome.
In concrete installation process, the radome of design covers on pcb board enough large region as far as possible, can be according to the radome of the shaped tiles customization profile coupling of mobile communication terminal.If there are a plurality of radomes, the gap between the cover wall of radome is as far as possible little, and a plurality of radomes merge and make an integral body as far as possible.The shielding that contains above-mentioned three heater members for inside will be drawn a design by new technique, if integral body of this radome can not have gap, the one side that radome contacts with pcb board preferably guarantees level, is convenient to seal welding.When PCB is carried out to paster, euthermic chip and radome are welded simultaneously, and will guarantee the sealing of welding.After PCB has been debugged, by oil filler point, in radome, inject radiating insulating oil, then sealed oiling hole.Radiating insulating oil will select that thermal capacitance is high, thermal conductivity is high, good fluidity, solidifying point are low, thermostability and the good insulating oil of oxidation stability.Add after insulating oil, the thermal capacitance of insulating oil and thermal conductivity are all high a lot of than air, therefore can absorb rapidly the temperature of euthermic chip and accelerate heat conduction.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (7)
1. a mobile communication terminal, comprise pcb board and at least one radome, it is characterized in that, described radome is covered on described pcb board, described radome and described pcb board are tightly connected, form hollow for storing the shoe cream room of radiating insulating oil, on described radome, be provided with coordinate with seal for inject the oil filler point of described radiating insulating oil in described shoe cream room.
2. mobile communication terminal according to claim 1, has a plurality of heat generating spots on described pcb board, it is characterized in that, described at least one, heat generating spot is arranged in described radome.
3. mobile communication terminal according to claim 1, is characterized in that, described radome is a plurality of, between the cover wall of a plurality of described radomes, forms gapless structure, and a plurality of described radomes are covered on the whole plate face of described pcb board.
4. mobile communication terminal according to claim 1, has at least one through hole on described pcb board, it is characterized in that, described radome is covered on two plate faces up and down of described pcb board, and described through hole is arranged in described radome.
5. mobile communication terminal according to claim 4, is characterized in that, is covered in the radome Mirror Symmetry on two plate faces up and down of described pcb board.
6. mobile communication terminal according to claim 4, is characterized in that, the described through hole on pcb board is provided with a plurality of.
7. mobile communication terminal according to claim 1, is characterized in that, described seal is gasket seal and gland.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420205648.8U CN203827682U (en) | 2014-04-24 | 2014-04-24 | Mobile communication terminal |
| PCT/CN2014/085339 WO2015161601A1 (en) | 2014-04-24 | 2014-08-27 | Mobile communication terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420205648.8U CN203827682U (en) | 2014-04-24 | 2014-04-24 | Mobile communication terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203827682U true CN203827682U (en) | 2014-09-10 |
Family
ID=51483131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420205648.8U Expired - Lifetime CN203827682U (en) | 2014-04-24 | 2014-04-24 | Mobile communication terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203827682U (en) |
| WO (1) | WO2015161601A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783654A (en) * | 2016-11-28 | 2017-05-31 | 西安科锐盛创新科技有限公司 | The preparation method of bare chip test protection structure |
| CN112996370A (en) * | 2021-04-25 | 2021-06-18 | 中国人民解放军海军工程大学 | Power electronic equipment packaging structure suitable for high salt fog environment |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1032590C1 (en) * | 2006-09-28 | 2006-11-01 | Internova Holding Bvba | Casing for circuit board, especially for CCTV systems on public transport vehicles, holds board between clamps inside chamber filled with viscous liquid |
| EP2143139B1 (en) * | 2007-04-26 | 2019-06-19 | CeramTec GmbH | Cooling box for components or circuits |
| CN102821586B (en) * | 2012-09-01 | 2015-12-09 | 温州市三立电子科技有限公司 | Liquid-cooled motor controller |
| CN103415180A (en) * | 2013-07-16 | 2013-11-27 | 陈夏新 | Liquid cooled motor controller |
-
2014
- 2014-04-24 CN CN201420205648.8U patent/CN203827682U/en not_active Expired - Lifetime
- 2014-08-27 WO PCT/CN2014/085339 patent/WO2015161601A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783654A (en) * | 2016-11-28 | 2017-05-31 | 西安科锐盛创新科技有限公司 | The preparation method of bare chip test protection structure |
| CN106783654B (en) * | 2016-11-28 | 2019-12-13 | 深圳市宏旺微电子有限公司 | Method for manufacturing protection structure for testing bare chip |
| CN112996370A (en) * | 2021-04-25 | 2021-06-18 | 中国人民解放军海军工程大学 | Power electronic equipment packaging structure suitable for high salt fog environment |
| CN112996370B (en) * | 2021-04-25 | 2021-08-06 | 中国人民解放军海军工程大学 | Power electronic equipment packaging structure suitable for high salt fog environment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015161601A1 (en) | 2015-10-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |
|
| CX01 | Expiry of patent term |