CN101424965A - Radiator structure - Google Patents
Radiator structure Download PDFInfo
- Publication number
- CN101424965A CN101424965A CNA2007101659251A CN200710165925A CN101424965A CN 101424965 A CN101424965 A CN 101424965A CN A2007101659251 A CNA2007101659251 A CN A2007101659251A CN 200710165925 A CN200710165925 A CN 200710165925A CN 101424965 A CN101424965 A CN 101424965A
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- Prior art keywords
- fin seat
- fin
- contact base
- heat
- seat
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Abstract
The invention relates to a radiator structure which is arranged in an electronic device and is used for exchanging heat with an electronic component of the electronic device. The radiator structure comprises a contact socket and a fin socket, wherein the contact socket is clung on the electronic component for the heat transmission. The fin socket is pivoted on the contact socket so as to transmit heat with the contact socket, the fin socket is provided with a plurality of radiating fins and can rotate opposite to the contact socket through using a rotating shaft as the axes, and the gravity center of the fin socket is offset outside the rotating shaft. When electronic device is moved, the fin socket rotates because of the offset gravity center and causes the radiating fins to disturb air at the inner part of the electronic device.
Description
Technical field
The present invention relates to a kind of heat spreader structures, particularly a kind of heat spreader structures that is applied to portable electronic devices.
Background technology
Fast development along with present electronics technology, and the consumer becomes to paying attention to for the frivolous portable benefit of consumption electronic products, brought up electronic product now, as notebook computer, super portable computer (ultra mobilepersonal computer, UMPC), portable electronic devices such as PDA, all gradually towards the microminiaturization development, for frequent outside the user of needs, it is more portable that portable electronic product becomes, and significantly promotes the convenience on using.
Because the arithmetic speed of computer apparatus internal electronic device is quick, the volume of adding electron device is small, the related thermal value of unit area that makes increases thereupon, if untimely heat energy is loose removed, too high temperature will badly influence stability and the efficient of electron device when running, even cause shorten or the result of damage the serviceable life of computer apparatus.
With present panel computer, portable electronic devices of small such as super portable computer are example, choose the necessary frivolous and portable demand of this class personal computer device in order to meet the consumer, in the limited portable computer device of free space, to additionally install radiator fan certain difficulty is arranged, thereby cause not having the inner forced convertion that lacks air of portable computer device that fan designs, the natural convection and the heat radiation that only rely between heating radiator (heat sink) and the air are dispelled the heat, its radiating efficiency is unsatisfactory, can't satisfy the radiating requirements of the portable electronic equipment of present high arithmetic speed.
In order to solve the heat dissipation problem of portable computer device inside, the practice commonly used produces to avoid too much heat energy for reducing the computing frequency as CPU (central processing unit) electron devices such as (CPU); Or the cooling surface area of increase computer apparatus passes through large-area heat-delivery surface with the heat energy that makes electron device be produced, and from the inner eliminating of computer apparatus.
Can reduce the heat energy that is produced when portable computer is installed on running though reduce the computing frequency of electron device, but the related also overall efficiency that has influence on computer apparatus, so can't satisfy the consumer and want high demand for the electronic product task performance, and electronic installation only relies on natural convection and heat radiation to loose and removes heat energy, and its radiating effect still is apparent not enough.
Increase the radiating mode of cooling surface area, will cause the overall volume of computer apparatus to increase, make that the portable computer device can't be microminiaturized, must compact trend trend run in the opposite direction with in the market electronic product along with surface area.
Summary of the invention
The object of the present invention is to provide a kind of heat spreader structures, to improve known application in the heat abstractor of portable electronic devices, the wiring that must cooperate electronic installation inside, and can't use fan to dispel the heat, only by contacting between spreader surface and air, and dispel the heat in the natural convection mode, cause the not good problem of integral heat sink usefulness.
Heat spreader structures of the present invention is arranged in the electronic installation, carries out heat interchange with the electron device with electronic installation.Heat spreader structures includes a contact base and a fin seat, and contact base is attached on the electron device, and to carry out heat transmission with electron device, the fin seat is hubbed at contact base, to carry out heat transmission with contact base.The fin seat has a plurality of radiating fins, and the fin seat rotates with respect to contact base as the axle center with a turning axle, and the deviation of gravity center of fin seat is in turning axle, when electronic installation is moved, the fin seat produces rotation because of the driving of the center of gravity that departs from, so that radiating fin disturbance electronic installation inner air.
Heat spreader structures of the present invention, displacements such as inclination that is produced during by operating electronic devices or swing make deviation of gravity center produce rotation in the fin seat of turning axle, with the air of disturbance electronic installation inside, and increase its thermal cycle usefulness, loose fast and remove the heat energy that electron device produced.The present invention has improved the common heat sink that is applied to portable electronic devices and can't produce a forced draft and carry out heat interchange, causes the not good problem of integral heat sink usefulness.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is the decomposing schematic representation of heating radiator of the present invention;
Fig. 2 is the decomposing schematic representation of first embodiment of the invention;
Fig. 3 is the schematic perspective view of first embodiment of the invention;
Fig. 4 is the side view of first embodiment of the invention;
Fig. 5 is the decomposing schematic representation of second embodiment of the invention;
Fig. 6 is the schematic perspective view of second embodiment of the invention;
Fig. 7 is the decomposing schematic representation of the fin seat of the different kenels of the present invention; And
Fig. 8 is the decomposing schematic representation of the fin seat of the different kenels of the present invention.
Wherein, Reference numeral
100 heating radiators
110 contact bases
111 pivot holes
112 heat-conduction mediums
113 seal rings
114 fixing fins
120 fin seats
121 radiating fins
122 pivots
130 counterweights
140 elastic components
200 electronic installations
210 electron devices
220 ventilating openings
Embodiment
For making purpose of the present invention, structure, feature and function thereof there are further understanding, cooperate embodiment to be described in detail as follows now.
The disclosed heat spreader structures according to the present invention removes the heat that electronic installation produced in order to loose, and this electronic installation comprises but is not limited to portable electronic devices such as super portable computer (UMPC), PC, notebook computer, PDA.Below in the detailed description of the present invention, will be with super portable computer as most preferred embodiment of the present invention.Yet appended accompanying drawing only provides reference and explanation usefulness, is not in order to restriction the present invention.
Figure 1 shows that the decomposing schematic representation of heating radiator of the present invention.Heating radiator of the present invention (heat sink) 100 includes a contact base 110, a fin seat 120 and a counterweight 130.Disclosed heating radiator 100 external forms of the present invention are similar to common heat sink, are a rectangular configuration.Contact base 110 is attached on the electron device (not shown), fin seat 120 is hubbed at contact base 110, to carry out heat transmission with contact base 110, have a plurality of radiating fins 121, be vertically installed in the opposite side of fin seat 120, and fin seat 120 articulates axially being rotated as turning axle of plane with one perpendicular to contact base 110 with respect to contact base 110.
See also the accompanying drawing of the first embodiment of the invention of Fig. 2 to Fig. 4, the disclosed heat spreader structures of first embodiment of the invention, according to actual radiating requirements, and the shape outward appearance of change fin seat, to reach best heat dissipation, its invention original meaning is identical.The heating radiator 100 of first embodiment of the invention is arranged in the electronic installation 200, carry out heat interchange with the electron device 210 with electronic installation 200, wherein electron device 200 can be chip, central processing unit etc. produce high heat energy in carrying out calculating process electronics spare part.
The heating radiator 100 of first embodiment of the invention includes a contact base 110 and a fin seat 120.Contact base 110 1 sides are attached on the electron device 210, the heat energy that is produced with conduction electron device 210, be provided with a pivot hole 111 at contact base 110 with respect to the opposite side of electron device 210, and in pivot hole 111, be filled with a heat-conduction medium 112, this heat-conduction medium 112 can be selected thermal conductive property better fluid such as lubricating oil or water for use, but does not exceed with this embodiment.
Wherein, fin seat 120 is except carrying out the heat transmission with the way of contact and contact base 110, heat-conduction medium 112 more provides contact base 110 1 heat conduction paths to fin seat 120, and pivot 122 1 lubrications that fin seat 120 is provided, so that heating radiator of the present invention 100 possesses better thermal conduction effect.
Please continue to consult Fig. 2 to Fig. 4.As shown in the figure, the heating radiator 100 of first embodiment of the invention more includes two counterweights 130, is disposed at respectively on the radiating fin 121 of fin seat 120 2 opposite sides, causes fin seat 120 originally to be positioned at the deviation of gravity center of middle position in turning axle.In the process of the portable electronic installation 200 of operation, the user most likely controls electronic installation 200 with hand-held, yet hand-held control mode is controlled stablely not as being positioned over naturally on the plane, thereby cause the electronic installation 200 little vibrations of generation or littlely action such as rock.Deviation of gravity center is in the fin seat 120 of turning axle, to produce rotation along with moving of electronic installation 200, producing the air of a flow perturbation inside, ventilating opening 220 and outside air by electronic installation 200 carry out heat interchange, to increase the thermal cycle usefulness of electronic installation 200 inside.Yet rough air also can be by default holes such as the seam of electronic installation 200 housings, the hole that amplifies, Electrical Connector Holes, and carries out heat interchange with outside air.
Each radiating fin 121 is arranged at fin seat 120 peripheries with respect to the turning axle angle that tilts, with when producing rough air, increase the contact area between air-flow and the radiating fin 121, and the flow direction of cooperation rough air, reaching better heat exchange effect, and the contact bases 110 of fitting mutually with electron device 210, a plurality of fixedly fins 114 of the more extensible formation of its periphery, with increase and atmosphere between contact area can loose more quickly and remove so that be passed to the heat energy of heating radiator 100.
Fig. 5 and Figure 6 shows that the synoptic diagram of second embodiment of the invention.The heating radiator 100 of second embodiment of the invention more includes an elastic component 140, is arranged between contact base 110 and the fin seat 120.Elastic component 140 is a back ring type spring leaf, and the one end is connected in contact base 110, and the other end is connected in fin seat 120, when fin seat 120 is subjected to electronic installation 200 action and rotates, elastic component 140 provides an elastic force, makes fin seat 120 rotate repeatedly in certain limit, to produce rough air.
Fig. 7 and Fig. 8 are the synoptic diagram of the fin seat of the different kenels of the present invention.As shown in the figure, be positioned at each radiating fin 121 of fin seat 120 two opposite sides, its length is also inequality, makes fin seat 120 form an asymmetric structure; Or the quantity of radiating fin 121 that is arranged at fin seat 120 two opposite sides is not reciprocity, makes fin seat 120 form an asymmetric structure.By the asymmetrical design of above-mentioned radiating fin 121, the center of gravity of fin seat 120 will deviate from turning axle, and the user is when the action of operating electronic devices (not shown), and fin seat 120 rotates with respect to contact base 110 along with the action of electronic installation.
Compared to known technology, heat spreader structures of the present invention, displacements such as inclination during by operating electronic devices or swing, and the fin seat that the ream weight heart departs from turning axle produces rotation with respect to contact base, air with disturbance electronic installation inside, and then increase its thermal cycle usefulness, remove the heat energy that electron device was produced to loose fast.
The present invention has improved the common heat sink that is applied in portable electronic devices, only by and air between natural convection dispel the heat, carry out heat interchange and can't produce a forced draft, and then cause the not good problem of integral heat sink usefulness.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (7)
1. a heat spreader structures is arranged in the electronic installation, carries out heat interchange with the electron device with this electronic installation, it is characterized in that, includes:
One contact base is attached on this electron device, to carry out heat transmission; And
One fin seat, be hubbed at this contact base, to carry out heat transmission with this contact base, this fin seat has a plurality of radiating fins, and with a turning axle as the axle center and with respect to the rotation of this contact base, and the deviation of gravity center of this fin seat is in this turning axle, with when this electronic installation is moved, this fin seat promptly rotates because of the driving of this center of gravity that departs from, with this electronic installation inner air of disturbance.
2. heat spreader structures according to claim 1 is characterized in that, includes at least one counterweight, is arranged on this fin seat, so that the deviation of gravity center of this fin seat is in this turning axle.
3. heat spreader structures according to claim 1 is characterized in that, this fin seat is a dissymmetrical structure, so that the deviation of gravity center of this fin seat is in this turning axle.
4. heat spreader structures according to claim 1, it is characterized in that, this contact base has a pivot hole with respect to the opposite side of this electron device, and has a heat-conduction medium in this pivot hole, this fin seat one side is provided with the pivot corresponding to this pivot hole, this pivot is inserted in this pivot hole, so that this fin seat is articulated in this contact base.
5. heat spreader structures according to claim 1 is characterized in that, includes an elastic component, be arranged between this contact base and this fin seat, this elastic component one end is connected in this contact base, and its other end is connected in this fin seat, so that this fin seat rotates repeatedly with respect to this contact base.
6. heat spreader structures according to claim 1 is characterized in that, this radiating fin is with respect to the angle setting of tilting of this turning axle.
7. heat spreader structures according to claim 1 is characterized in that, this contact base more is extended with a plurality of fixedly fins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101659251A CN101424965A (en) | 2007-11-02 | 2007-11-02 | Radiator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101659251A CN101424965A (en) | 2007-11-02 | 2007-11-02 | Radiator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101424965A true CN101424965A (en) | 2009-05-06 |
Family
ID=40615610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101659251A Pending CN101424965A (en) | 2007-11-02 | 2007-11-02 | Radiator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101424965A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102783261A (en) * | 2010-03-25 | 2012-11-14 | 日本电气株式会社 | Information terminal equipment |
| US20130138262A1 (en) * | 2011-11-28 | 2013-05-30 | International Business Machines Corporation | Heat sink with orientable fins |
| CN103781324A (en) * | 2012-10-22 | 2014-05-07 | 英业达科技有限公司 | Heat radiation device and electronic device |
| CN103874394A (en) * | 2012-12-18 | 2014-06-18 | 鸿富锦精密工业（深圳）有限公司 | Electronic device and radiator module thereof |
| CN104977999A (en) * | 2015-06-16 | 2015-10-14 | 联想(北京)有限公司 | Heat radiating system and server |
| CN110753481A (en) * | 2019-11-15 | 2020-02-04 | 苏州浪潮智能科技有限公司 | Rotatable heat abstractor |
-
2007
- 2007-11-02 CN CNA2007101659251A patent/CN101424965A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102783261A (en) * | 2010-03-25 | 2012-11-14 | 日本电气株式会社 | Information terminal equipment |
| US20130138262A1 (en) * | 2011-11-28 | 2013-05-30 | International Business Machines Corporation | Heat sink with orientable fins |
| US9507391B2 (en) * | 2011-11-28 | 2016-11-29 | Lenovo Enterprise Solutions (Singapore) Pte. Ltd. | Heat sink with orientable fins |
| CN103781324A (en) * | 2012-10-22 | 2014-05-07 | 英业达科技有限公司 | Heat radiation device and electronic device |
| CN103874394A (en) * | 2012-12-18 | 2014-06-18 | 鸿富锦精密工业（深圳）有限公司 | Electronic device and radiator module thereof |
| CN104977999A (en) * | 2015-06-16 | 2015-10-14 | 联想(北京)有限公司 | Heat radiating system and server |
| CN104977999B (en) * | 2015-06-16 | 2018-10-12 | 联想(北京)有限公司 | A kind of cooling system and server |
| US10111366B2 (en) | 2015-06-16 | 2018-10-23 | Beijing Lenovo Software Ltd. | Cooling system and server |
| CN110753481A (en) * | 2019-11-15 | 2020-02-04 | 苏州浪潮智能科技有限公司 | Rotatable heat abstractor |
| CN110753481B (en) * | 2019-11-15 | 2020-08-11 | 苏州浪潮智能科技有限公司 | Rotatable heat abstractor |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090506 |