CN207820447U - Unidirectional heat radiation module - Google Patents
Unidirectional heat radiation module Download PDFInfo
- Publication number
- CN207820447U CN207820447U CN201820232455.XU CN201820232455U CN207820447U CN 207820447 U CN207820447 U CN 207820447U CN 201820232455 U CN201820232455 U CN 201820232455U CN 207820447 U CN207820447 U CN 207820447U
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- China
- Prior art keywords
- round trip
- connector
- radiator
- heat
- memory
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of unidirectional heat radiation modules, remember connector including radiator and round trip, round trip memory connector is close to heat source setting and is arranged between heat source and radiator, round trip memory connector can remember expansion and memory is shunk, connection heat source and radiator when round trip remembers connector memory expansion, round trip remember separation heat source and radiator when connector memory is shunk.The unidirectional heat radiation module of the utility model, radiator remembers being connect with heat source for connector selectivity by round trip, when heat source, which heats round trip memory connector, reaches expansion critical-temperature, round trip memory connector, which expands, makes radiator be connected with heat source, and the heat that heat source generates is distributed；When the temperature that round trip remembers connector is less than CONTRACTION CRITICAL temperature, round trip is remembered connector and is shunk so that radiator is disconnected with heat source, and radiator loses cooling effect to heat source, plays the heat insulation effect to heat source；Realize that the unidirectional heat transfer between heat source and radiator is radiated with this.
Description
Technical field
The utility model is related to a kind of heat radiation modules, and in particular to a kind of unidirectional heat radiation module.
Background technology
Current radiator (or thermal interfacial material) is due to itself being all isotropic thermal conduction characteristic so that heat dissipation
Device is provided simultaneously with heat transfer and passes cold feature, only needs heat transfer that need not pass cold scene at some and just cannot be satisfied use need
It asks.Such as lithium battery, can not work normally when low temperature, so need to heat lithium battery, but the external ring that temperature is low
Border will be transmitted to by radiator or shell on battery, to which the power for making lithium battery heat needs to increase, need bigger
Electricity heats battery, and this service condition can seriously affect electricity, continuation of the journey and the service life of battery.
Invention content
The technical problem to be solved by the present invention is to provide a kind of unidirectional heat radiation module, the heat for generating heat source of orientation
Amount conduction accomplishes heat dissipation of unidirectionally conducting heat to radiator.
In order to solve the above-mentioned technical problem, the utility model provides a kind of unidirectional heat radiation module, including radiator, also
Remember connector including round trip, the round trip memory connector is close to heat source setting and is arranged between heat source and radiator, institute
State that round trip memory connector can remember expansion and memory is shunk, when the round trip memory connector memory expansion connection heat source and
Radiator, separation heat source and radiator when the round trip memory connector memory is shunk.
In one preferred embodiment of the utility model, further comprise being arranged with heat conduction outside the round trip memory connector
Part, the direction that the heat-conducting piece can remember connector expansion along round trip stretch, can remember the side that connector is shunk along round trip
To contraction.
In one preferred embodiment of the utility model, further comprise that the heat-conducting piece has the first heat conduction being oppositely arranged
Face and the second thermal conductive surface, the first thermal conductive surface and the second thermal conductive surface are close to heat source respectively when the round trip memory connector memory expands
It is arranged with radiator, the second thermal conductive surface is far from radiator when the round trip memory connector memory is shunk.
In one preferred embodiment of the utility model, further comprising the heat-conducting piece also has flexible thermal conductive surface, described
Flexible thermal conductive surface connects the first thermal conductive surface and the second thermal conductive surface.
In one preferred embodiment of the utility model, further comprises that the flexible thermal conductive surface can be remembered along round trip and connect
The direction of part memory expansion stretches, can be shunk along the direction that round trip memory connector is shunk.
In one preferred embodiment of the utility model, further comprise the heat-conducting piece be copper heat-conducting piece, aluminium heat-conducting piece or
Graphite guide warmware.
In one preferred embodiment of the utility model, further comprise that the round trip memory connector is that round trip memory is closed
Gold.
In one preferred embodiment of the utility model, further comprise that the round trip memory connector is super for coefficient of thermal expansion
Cross 0.2/ DEG C of connector.
In one preferred embodiment of the utility model, further comprise that the two-way memory alloy is Nitinol, titanium nickel
One kind in copper alloy, titanium dilval, titanium nichrome.
In one preferred embodiment of the utility model, further comprise that the radiator is equipped with radiating fin.
The unidirectional heat radiation module of the utility model, radiator remember being connect with heat source for connector selectivity by round trip,
When heat source heating round trip memory connector reaches expansion critical-temperature, round trip is remembered connector and is expanded so that radiator and heat source
Connection distributes the heat that heat source generates；When the temperature that round trip remembers connector is less than CONTRACTION CRITICAL temperature, round trip note
Recall connector to shrink so that radiator is disconnected with heat source, radiator loses cooling effect to heat source, plays the heat preservation effect to heat source
Fruit；Realize that the unidirectional heat transfer between heat source and radiator is radiated with this.
The unidirectional heat radiation module of the application is applied on lithium battery, can with lithium battery heating power or heat preservation power 70% with
On, the energy conservation and environmental protection realized lithium battery production and used reduces by 50% or more reserve battery volume when low temperature.
Description of the drawings
Fig. 1 is the structural schematic diagram of unidirectional heat radiation module in the preferred embodiment in the utility model；
Fig. 2 is structural schematic diagram when radiator and heat source detach in the unidirectional heat radiation module of the utility model；
Fig. 3 is structural schematic diagram when radiator is connected with heat source in the unidirectional heat radiation module of the utility model.
Wherein：2- radiators, 4- round trips remember connector, 6- heat sources, 8- heat-conducting pieces, the first thermal conductive surfaces of 10-, 12- second
Thermal conductive surface, 14- stretch thermal conductive surface, 16- radiating fins.
Specific implementation mode
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
Embodiment
As shown in Figs. 1-3, present embodiment discloses a kind of unidirectional heat radiation modules, including radiator 2 and round trip memory connection
Part 4, above-mentioned round trip memory connector 4 are close to the setting of heat source 6 and are arranged between heat source 6 and radiator 2, above-mentioned round trip memory
Connector 4 can remember expansion and memory is shunk, connection heat source 6 and radiator when the above-mentioned round trip memory memory of connector 4 expands
2, separation heat source 6 and radiator 2 when the above-mentioned round trip memory memory of connector 4 is shunk.In the present embodiment technical solution, round trip memory
Connector 4 has expansion critical-temperature and CONTRACTION CRITICAL temperature, when the temperature that round trip remembers connector 4 is more than expansion critical-temperature
When, round trip remembers the memory expansion of connector 4, and the round trip memory connector 4 after expansion connects heat source 6 and radiator 2, radiator 2
The heat that heat source 6 generates is distributed；When the temperature that round trip remembers connector 4 is less than CONTRACTION CRITICAL temperature, round trip memory
Connector memory is shunk, and the round trip memory connector 4 after contraction detaches heat source 6 and radiator 2, radiator 2 lose heat source 6 scattered
The heat insulation effect to heat source 6 is played in heat effect；Realize that the unidirectional heat transfer between heat source 6 and radiator 2 is radiated with this, i.e. heat source 6
The heat of generation is conducted through radiator 2, and heat source 6 will not be influenced by 2 negative heat of radiator.Actual use process
In, according to application scenarios, selection expansion critical-temperature and CONTRACTION CRITICAL temperature are faced by selected expansion critical-temperature and contraction
Boundary's temperature selects round trip to remember the material of connector 4, in the present embodiment technical solution, round trip remember connector 4 it is preferable to use
Two-way memory alloy or coefficient of thermal expansion are more than 0.2/ DEG C of material, for example, Nitinol, titanium monel, titanium ferronickel close
One of which in gold, titanium nichrome.
Wherein, coefficient of thermal expansion is more than 0.2/ DEG C of material, and 0.2/ DEG C herein means 1 DEG C of temperature change (Δ T), material
Volume change (Δ V) amount is 0.2 times of initial volume.
In the present embodiment, the memory expansion and memory of round trip memory connector 4 are shunk and are interpreted as：Expansion and contraction are with note
Recall function so that each expansion or contraction is changed according to set shape, size etc..
When round trip remembers the memory expansion of connector 4, round trip remembers the connection that connector 4 forms connection heat source 6 and radiator 2
Part is arranged with heat-conducting piece 8 to improve the heat transfer efficiency between heat source 6 and radiator 2 outside above-mentioned round trip memory connector 4, on
The direction that the direction that connector 4 expands stretches, can remember the contraction of connector 4 along round trip can be remembered along round trip by stating heat-conducting piece 8
It shrinks.Specifically, above-mentioned heat-conducting piece 8 has the first thermal conductive surface 10 and the second thermal conductive surface 12 being oppositely arranged, above-mentioned round trip memory
First thermal conductive surface 10 and the second thermal conductive surface 12 are close to heat source 6 respectively when the memory expansion of connector 4 and radiator 2 is arranged, above-mentioned double
Second thermal conductive surface 12 is far from radiator 2 when journey remembers the memory contraction of connector 4.Round trip remembers the memory of connector 4 expansion or note
Recall and drive 8 synchro-draw of heat-conducting piece or contraction in contraction process, carrys out direct contact heat by the heat-conducting piece 8 of excellent thermal conductivity
Source 6 and radiator 2, the heat that heat source 6 is generated is quickly on conduction to radiator 2.
Further, also there is above-mentioned heat-conducting piece 8 flexible thermal conductive surface 14, above-mentioned flexible thermal conductive surface 14 to connect the first thermal conductive surface
10 and second thermal conductive surface 12, the direction that above-mentioned flexible thermal conductive surface 14 can remember the memory expansion of connector 4 along round trip stretches, can
It is shunk along the direction that round trip memory connector 4 is shunk.Above-mentioned flexible thermal conductive surface 14 is flexible to drive the second thermal conductive surface 12 and radiator 2
It is close to or detaches, the heat that heat source 6 is generated is quickly on conduction to radiator 2.
In the present embodiment technical solution, above-mentioned heat-conducting piece 8 is preferably but not limited to copper heat-conducting piece, aluminium heat-conducting piece or graphite guide
Warmware.
In order to improve the heat dissipation effect of radiator 2, above-mentioned radiator 2 is equipped with radiating fin 16, and radiating fin 16 is set
The heat dissipation area of radiator 2 can be increased by setting, and the heat dissipation effect of radiator 2 is improved with this.
The unidirectional heat radiation module of the above structure of the application is applied on lithium battery, can be with lithium battery heating power or heat preservation work(
70% or more rate, the energy conservation and environmental protection realized lithium battery production and used, reduces by 50% or more reserve battery volume when low temperature.
Embodiment described above is only the preferred embodiment lifted to absolutely prove the utility model, the utility model
Protection domain it is without being limited thereto.Those skilled in the art on the basis of the utility model made by equivalent substitute or change
It changes, both is within the protection scope of the present invention.The scope of protection of the utility model is subject to claims.
Claims (10)
1. a kind of unidirectional heat radiation module, including radiator, it is characterised in that：It further includes round trip memory connector, the round trip
Memory connector is close to heat source setting and is arranged between heat source and radiator, and the round trip memory connector can be remembered swollen
Swollen and memory is shunk, and connection heat source and radiator, the round trip remember connector when the round trip memory connector remembers expansion
Separation heat source and radiator when memory is shunk.
2. unidirectional heat radiation module as described in claim 1, it is characterised in that：It is arranged with heat conduction outside the round trip memory connector
Part, the direction that the heat-conducting piece can remember connector expansion along round trip stretch, can remember the side that connector is shunk along round trip
To contraction.
3. unidirectional heat radiation module as claimed in claim 2, it is characterised in that：The heat-conducting piece has be oppositely arranged first to lead
Hot face and the second thermal conductive surface, the first thermal conductive surface and the second thermal conductive surface are close to heat respectively when the round trip memory connector memory expands
Source and radiator setting, the second thermal conductive surface is far from radiator when the round trip memory connector memory is shunk.
4. unidirectional heat radiation module as claimed in claim 3, it is characterised in that：The heat-conducting piece also has flexible thermal conductive surface, institute
It states flexible thermal conductive surface and connects the first thermal conductive surface and the second thermal conductive surface.
5. unidirectional heat radiation module as claimed in claim 4, it is characterised in that：The flexible thermal conductive surface can be remembered along round trip to be connected
The direction of fitting memory expansion stretches, can be shunk along the direction that round trip memory connector is shunk.
6. unidirectional heat radiation module as claimed in claim 2, it is characterised in that：The heat-conducting piece is copper heat-conducting piece, aluminium heat-conducting piece
Or graphite guide warmware.
7. unidirectional heat radiation module as described in claim 1, it is characterised in that：The round trip memory connector is that round trip memory is closed
Gold.
8. unidirectional heat radiation module as described in claim 1, it is characterised in that：The round trip memory connector is coefficient of thermal expansion
Connector more than 0.2/ DEG C.
9. unidirectional heat radiation module as claimed in claim 7, it is characterised in that：The two-way memory alloy is Nitinol, titanium
One kind in monel, titanium dilval, titanium nichrome.
10. unidirectional heat radiation module as described in claim 1, it is characterised in that：The radiator is equipped with radiating fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820232455.XU CN207820447U (en) | 2018-02-09 | 2018-02-09 | Unidirectional heat radiation module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820232455.XU CN207820447U (en) | 2018-02-09 | 2018-02-09 | Unidirectional heat radiation module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207820447U true CN207820447U (en) | 2018-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820232455.XU Active CN207820447U (en) | 2018-02-09 | 2018-02-09 | Unidirectional heat radiation module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108323111A (en) * | 2018-02-09 | 2018-07-24 | 苏州天脉导热科技股份有限公司 | Unidirectional heat radiation module |
| WO2023179120A1 (en) * | 2022-03-22 | 2023-09-28 | 荣耀终端有限公司 | Electronic device |
-
2018
- 2018-02-09 CN CN201820232455.XU patent/CN207820447U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108323111A (en) * | 2018-02-09 | 2018-07-24 | 苏州天脉导热科技股份有限公司 | Unidirectional heat radiation module |
| WO2023179120A1 (en) * | 2022-03-22 | 2023-09-28 | 荣耀终端有限公司 | Electronic device |
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