CN209561579U - A kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe - Google Patents
A kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe Download PDFInfo
- Publication number
- CN209561579U CN209561579U CN201821717706.XU CN201821717706U CN209561579U CN 209561579 U CN209561579 U CN 209561579U CN 201821717706 U CN201821717706 U CN 201821717706U CN 209561579 U CN209561579 U CN 209561579U
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- China
- Prior art keywords
- heat pipe
- gravity assisted
- battery
- heat dissipation
- heat
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- 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.)
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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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Abstract
The utility model relates to battery technical field of heat dissipation more particularly to a kind of battery pack heat dissipation structures with microchannel gravity assisted heat pipe.Including cabinet, the heat pipe in cabinet is set, and being horizontally disposed in the cabinet has baffle, and the internal cavities of cabinet are divided into radiating groove and battery case by the baffle；The heat pipe is plate-like flat mini-channel gravity assisted heat pipe, and the flat mini-channel gravity assisted heat pipe is broadly divided into evaporator section and condensation segment and adiabatic section.Effective solution high power electric automobile battery pack heat dissipation problem, on the basis of traditional direct air-cooled and heat conduction and heat radiation method, introduce the flat mini-channel gravity assisted heat pipe of excellent thermal conductivity, and combine thermocouple feedback regulation fan power system, and rationally arrangement mode effectively prevent the accumulation of internal heat of battery, high heat load heat dissipation problem and battery pack temperature homogeneity question are solved, energy loss when saving heat dissipation, while realizing the recycling of waste heat.
Description
Technical field
The utility model relates to battery technical field of heat dissipation more particularly to a kind of battery packs with microchannel gravity assisted heat pipe
Radiator structure.
Background technique
Microchannel gravity assisted heat pipe have it is compact-sized, light and handy, heat exchange property is excellent, temperature uniformity is good, can abnormity production,
The features such as the operation is stable, thus it is applied to the fields such as the energy, refrigeration, heat dissipation from microelectronic devices.General heat pipe structure by shell,
Liquid-sucking core and end cap composition.Inside heat pipe is pumped into negative pressure state, and quantitative liquid-working-medium is injected by certain liquid filled ratio,
This boiling point of liquid is low, easily evaporates.One end is evaporation ends, and other end is condensation segment, and middle section may be provided with adiabatic section,
When heat pipe evaporation ends are heated, the rapid carburation by evaporation of liquid in pipe, refrigerant vapor flows to condensation segment under thermodynamic activity, and
Condensation segment condensation releases heat and is condensed into liquid refrigerant, liquid working substance again along heat pipe inner wall face through capillary action, siphon makees
With or gravity be back to evaporation ends, so constantly circulation, until heat pipe both ends reach thermal balance, work stopping at this time.
Compared with general heat pipe, microchannel gravity assisted heat pipe of the present invention is acted on using gravity reflux, and shaped flat,
Can be special-shaped, heat pipe width is changed in combination with actual conditions, can be bonded very well from different battery units, is guaranteeing the same of heat conduction
When can satisfy battery temperature uniformity requirement in cell operations, the microchannel gravity assisted heat pipe, inside by multiple parallels
The micro- shape channel composition of cloth, can effectively enhance heat exchange property, material is mainly aluminium.Therefore this kind of heat pipe for thermal conductivity is excellent, soaking
It is the good, the operation is stable of property, low in cost, and can fit well with batteries of electric automobile.
On the basis of traditional direct air-cooled and heat conduction and heat radiation method, the microchannel gravity heat of excellent thermal conductivity is introduced
Pipe, being staggeredly bonded arrangement mode can be effectively prevented the accumulation of internal heat of battery, solve high heat load heat dissipation problem and electricity
The homogeneity question of pond group Temperature Distribution；At the same time, using the battery pack heat dissipation structure of such scheme, heat is concentrated
Transfer, the heat of condensation segment can be used, and carry out Waste Heat Recovery or the heat for winter automobile heating air-conditioning system comes
Source.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, adapt to reality and need, and provide a kind of with micro- logical
The battery pack heat dissipation structure of road gravity assisted heat pipe.
In order to realize the purpose of this utility model, the technical solution adopted in the utility model are as follows: one kind is with microchannel weight
The heat pipe in cabinet is arranged in the battery pack heat dissipation structure of power heat pipe, including cabinet, and being horizontally disposed in the cabinet has baffle,
The internal cavities of cabinet are divided into radiating groove and battery case by the baffle；The heat pipe is plate-like flat mini-channel gravity
Heat pipe, the flat mini-channel gravity assisted heat pipe are broadly divided into evaporator section and condensation segment and adiabatic section, the flat mini-channel weight
The condensation segment of power heat pipe is arranged in radiating groove, and the radiating groove side is provided with radiator fan, the flat mini-channel gravity
The evaporator section of heat pipe passes through baffle plate setting in battery case, is provided with battery in the battery case.
The equidistant array of flat mini-channel gravity assisted heat pipe has multiple groups, is arranged on the corresponding position of baffle
There is slot, each flat mini-channel gravity assisted heat pipe both passes through card slot insertion battery case.
Battery in the battery case is provided with multiple and equidistant arrangement, each flat mini-channel gravity assisted heat pipe with
Gap between battery is corresponding, and each flat mini-channel gravity assisted heat pipe two sides battery adjacent thereto fits.
Multiple heat release holes are provided in the corresponding case side wall of the radiator fan.
The condensation segment of the flat mini-channel gravity assisted heat pipe is provided with multiple auxiliary heat dissipation fins, the auxiliary heat dissipation fin
It is vertically arranged with flat mini-channel gravity assisted heat pipe.
The corresponding chassis bottom of the battery case is provided with battery settling groove, and the battery case opening is additionally provided with case
Door.
The utility model has the beneficial effects that:
The present invention provides a kind of battery pack heat dissipation structures designed using flat mini-channel gravity assisted heat pipe, effectively
It solves high power electric automobile battery pack heat dissipation problem, on the basis of traditional direct air-cooled and heat conduction and heat radiation method, draws
Enter the flat mini-channel gravity assisted heat pipe of excellent thermal conductivity, and combine thermocouple feedback regulation fan power system, and rationally
Arrangement mode effectively prevent the accumulation of internal heat of battery, solves high heat load heat dissipation problem and battery pack temperature uniformity is asked
Topic, energy loss when saving heat dissipation, while realizing the recycling of waste heat.
Detailed description of the invention
The utility model is described further with case study on implementation with reference to the accompanying drawing.
Fig. 1 is the outside schematic diagram of the utility model；
Fig. 2 is this reality schematic internal view；
Fig. 3 is heat pipe and battery schematic diagram；
Fig. 4, Fig. 5 are cabinet schematic diagram；
Fig. 6 is heat pipe schematic diagram.
Wherein, 1 cabinet, 101 radiating grooves, 102 battery cases, 2 flat mini-channel gravity assisted heat pipes, 201 evaporator sections, 202 insulation
Section, 203 condensation segments, 204 auxiliary heat dissipation fins, 3 radiator fans, 4 batteries, 5 chamber doors.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples:
Referring to Fig. 1-6.
The utility model discloses a kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe, including cabinet 1, settings
Heat pipe in cabinet 1 is provided with baffle in the cabinet 1, and the internal cavities of cabinet 1 are divided into radiating groove 101 by the baffle
And battery case 102；The heat pipe is plate-like flat mini-channel gravity assisted heat pipe 2, and the flat mini-channel gravity assisted heat pipe 2 is main
It is divided into evaporator section 201 and condensation segment 203 and adiabatic section 202, the condensation segment 203 of the flat mini-channel gravity assisted heat pipe 2 is set
It sets in radiating groove 101,203 side of condensation segment is provided with radiator fan 3, the steaming of the flat mini-channel gravity assisted heat pipe 2
It sends out section 201 and passes through baffle plate setting in battery case 102, battery 4 is provided in the battery case 102, is provided on the battery 4
Multiple groups are used to monitor the thermocouple of 4 temperature of battery.
The equidistant array of the flat mini-channel gravity assisted heat pipe 2 has multiple groups, sets on the corresponding position of baffle
It is equipped with slot 104, each flat mini-channel gravity assisted heat pipe 2 both passes through slot 104 and is inserted into battery case 102.
Battery 4 in the battery case is provided with multiple and equidistant arrangement, each flat mini-channel gravity assisted heat pipe 2
Gap between battery 4 is corresponding, and each 2 two sides of flat mini-channel gravity assisted heat pipe battery 4 adjacent thereto is affixed
It closes.
Multiple heat release holes 103 are provided on corresponding 1 side wall of cabinet of the radiator fan.
The condensation segment 203 of the flat mini-channel gravity assisted heat pipe 2 is provided with multiple auxiliary heat dissipation fins 204, the auxiliary
Radiated rib 204 is vertically arranged with flat mini-channel gravity assisted heat pipe 2.
Corresponding 1 bottom of cabinet of the battery case is provided with battery settling groove, and 102 opening of battery case is additionally provided with
Chamber door 5.
Entire battery pack cooling cabinet need to be placed on the oblique pallet with certain optimum angle of incidence, and guarantee heat pipe condenser section
A fixed angle of altitude is kept with horizontal plane.
The auxiliary heat dissipation fan can feed back automatic change according to electric thermo-couple temperature and run watt level.
Wherein for 4 parallel arrangement of battery unit at two rows, the same two neighboring battery unit 4 of row has specific interval ruler
Very little, size has the width of flat mini-channel gravity assisted heat pipe 2 to determine, the variable spaced of front and back adjacent cell, wherein electricity
Multiple groups thermocouple is provided on pool unit, for monitoring battery temperature.In total, flat hot pipe is inserted through in cabinet
Thermal insulation board is disposed with multiple mounting holes matched with heat pipe sizes thereon.Entire battery pack structure is placed with certain inclination angle
On oblique pallet, wherein upward, evaporation ends 201 are downward for the condensation segment 203 of heat pipe flat channel heat pipe 2.Inside heat pipe is filled with liquid
State working medium, during the work time, liquid refrigerant heat absorption evaporation becomes gaseous working medium in heat pipe evaporation ends 201, due to thermodynamic activity,
203 heat release of heat pipe condenser section is reached via adiabatic section 202 and is condensed into liquid refrigerant again, it is condensed due to gravity
Liquid refrigerant is back to evaporation ends 203 along heat pipe inner wall, with this iterative cycles.
When battery pack carries out charge and discharge, thermic load rises, the liquid inside heat pipe evaporation ends 201 being bonded with battery unit
Body working medium is by thermal evaporation, and hot steam is since different minitype channels rise via adiabatic section 202 thermodynamic activity along microchannel thermotube
To condensation segment 203, heat, which is further conducted to heat pipe outer wall face and fin, is arranged in the thermocouple of battery unit during this period
Feedback temperature information, and the watt level of radiator fan is automatically adjusted accordingly.The timely transfer for guaranteeing thermic load with this, by battery
Operating temperature controls within the scope of optimum working temperature, and avoids reduced lifespan and energy caused by the long-term high power operation of fan
Amount loss.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technical field,
It is also included in the patent protection scope of the utility model.
Claims (6)
1. a kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe, including cabinet (1), the heat being arranged in cabinet (1)
Pipe, it is characterised in that: be provided with baffle in the cabinet (1), the internal cavities of cabinet (1) are divided into radiating groove by the baffle
(101) and battery case (102)；The heat pipe is plate-like flat mini-channel gravity assisted heat pipe (2), the flat mini-channel weight
Power heat pipe (2) is broadly divided into evaporator section (201) and condensation segment (203) and adiabatic section (202), the flat mini-channel gravity heat
Condensation segment (203) setting of (2) is managed in radiating groove (101), condensation segment (203) side is provided with radiator fan (3), institute
The evaporator section (201) for stating flat mini-channel gravity assisted heat pipe (2) passes through baffle plate setting in battery case (102), the battery case
(102) it is provided with battery (4) in, multiple groups is provided on the battery (4) for monitoring the thermocouple of battery (4) temperature.
2. a kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe according to claim 1, it is characterised in that: institute
Stating flat mini-channel gravity assisted heat pipe (2), array has multiple groups at equal intervals, is provided with slot on the corresponding position of baffle
(104), each flat mini-channel gravity assisted heat pipe (2) both passes through slot (104) insertion battery case (102).
3. a kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe according to claim 2, it is characterised in that: institute
It states the battery (4) in battery case and is provided with multiple and equidistant arrangement, each flat mini-channel gravity assisted heat pipe (2) and battery
(4) gap between is corresponding, and each flat mini-channel gravity assisted heat pipe (2) two sides battery (4) adjacent thereto is affixed
It closes.
4. a kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe according to claim 1, it is characterised in that: institute
It states and is provided with multiple heat release holes (103) on the corresponding cabinet of radiator fan (1) side wall.
5. a kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe according to claim 1, it is characterised in that: institute
The condensation segment (203) for stating flat mini-channel gravity assisted heat pipe (2) is provided with multiple auxiliary heat dissipation fins (204), the auxiliary heat dissipation
Fin (204) is vertically arranged with flat mini-channel gravity assisted heat pipe (2).
6. a kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe according to claim 1, it is characterised in that: institute
It states the corresponding cabinet of battery case (1) bottom and is provided with battery settling groove, battery case (102) opening is additionally provided with chamber door
(5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821717706.XU CN209561579U (en) | 2018-10-23 | 2018-10-23 | A kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821717706.XU CN209561579U (en) | 2018-10-23 | 2018-10-23 | A kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209561579U true CN209561579U (en) | 2019-10-29 |
Family
ID=68298180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821717706.XU Expired - Fee Related CN209561579U (en) | 2018-10-23 | 2018-10-23 | A kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209561579U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378547A (en) * | 2018-10-23 | 2019-02-22 | 南昌大学 | A kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe |
| CN109654926A (en) * | 2018-12-06 | 2019-04-19 | 深圳垒石热管理技术有限公司 | A kind of microchannel thermotube |
-
2018
- 2018-10-23 CN CN201821717706.XU patent/CN209561579U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378547A (en) * | 2018-10-23 | 2019-02-22 | 南昌大学 | A kind of battery pack heat dissipation structure with microchannel gravity assisted heat pipe |
| CN109654926A (en) * | 2018-12-06 | 2019-04-19 | 深圳垒石热管理技术有限公司 | A kind of microchannel thermotube |
| CN109654926B (en) * | 2018-12-06 | 2020-08-25 | 深圳垒石热管理技术有限公司 | Micro-channel heat pipe |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191029 Termination date: 20201023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |