CN206364151U - A kind of cold drawing radiator structure for battery modules uniformly transfer heat - Google Patents
A kind of cold drawing radiator structure for battery modules uniformly transfer heat Download PDFInfo
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- CN206364151U CN206364151U CN201621186794.6U CN201621186794U CN206364151U CN 206364151 U CN206364151 U CN 206364151U CN 201621186794 U CN201621186794 U CN 201621186794U CN 206364151 U CN206364151 U CN 206364151U
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- heat
- battery modules
- cooled plate
- metal sheet
- graphite layer
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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
Abstract
The utility model provides a kind of cold drawing radiator structure for battery modules uniformly transfer heat, including cooled plate, heat-dissipating metal sheet and battery modules, cooled plate is internally provided with coolant circulation passage, heat-dissipating metal sheet laminating battery modules, also include conductive graphite layer and thermal conductive silicon rubber cushion, heat conductive silica gel levels up the outer surface for being attached to heat-dissipating metal sheet, and conductive graphite layer is flattened on the inner surface of cooled plate, and conductive graphite layer and thermal conductive silicon rubber cushion are fitted mutually.Beneficial effect is can to keep the uniformity of temperature profile of water cooling plate surface, and the speed for conducting heat is fast, cooled plate and battery modules fix stably, and simple in construction, safe and reliable.
Description
Technical field
The utility model belongs to new-energy automobile industry battery system technical field, is used for battery mould more particularly, to one kind
The cold drawing radiator structure of group uniformly transfer heat.
Background technology
The performance and quality of electric automobile largely rely on the performance of its power battery pack configured, particularly
Reliability, cycle performance and cost of electrokinetic cell etc..Temperature is the influence vital factor of electrokinetic cell performance.Work as vehicle
When being run under different travel conditions, battery can be discharged with different multiplying, produced big calorimetric with different heat speed, added the time
Accumulation and spacial influence can produce uneven heat aggregation, so that cause battery pack running temperature complicated and changeable, and it is too high
Temperature can cause the reduction of battery capacity, life-span and energy efficiency, if the heat of battery accumulation can not shed in time, can cause heat
Generation out of control, battery has the risk for occurring violent bulging and blast when serious.
In current battery module, the radiating mode of battery core transfers heat to mould mainly by the metallic plate of high-termal conductivity
The surface that group outside is contacted with cooled plate.The design of cooled plate inner flow passage is difficult to accomplish cold drawing each position uniformity of temperature profile, cold
The Temperature Distribution of plate surface also determine the heat dissipation uniformity of module, and larger temperature difference can cause each battery core work of module internal
Make environment temperature difference, the uniformity of electric discharge can be influenceed, so as to influence efficiency, safety problem is eventually produced.
Utility model content
In view of this, the utility model is directed to a kind of cold drawing radiator structure for battery modules uniformly transfer heat, energy
The uniformity of temperature profile of water cooling plate surface is enough kept, the speed for conducting heat is fast, cooled plate and battery modules fix stably, and knot
Structure is simple, safe and reliable.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of cold drawing radiator structure for battery modules uniformly transfer heat, including cooled plate, heat-dissipating metal sheet and battery mould
Group, the cooled plate is internally provided with coolant circulation passage, the heat-dissipating metal sheet laminating battery modules, in addition to leads
Hot graphite linings and thermal conductive silicon rubber cushion, the heat conductive silica gel level up the outer surface for being attached to the heat-dissipating metal sheet, the conductive graphite
Layer is flattened on the inner surface of the cooled plate, and conductive graphite layer and the thermal conductive silicon rubber cushion are fitted mutually.
Further, in addition to fixed floor, the fixed floor is bolted fixation with the battery modules, and
The cooled plate hoop is tied between the fixed floor and the battery modules.
Further, it is provided with screw on the fixed floor.
Relative to prior art, the cold drawing radiator structure described in the utility model for battery modules uniformly transfer heat has
Following advantage：
Heat conductive silica gel is leveled up and is attached at the heat-dissipating metal sheet of battery modules by the utility model；Have benefited from thermal conductive silicon rubber cushion certainly
Body has certain viscosity, can keep reliable between heat-dissipating metal sheet and cooled plate without using fixing glue at elevated pressures
It is fixed, when being laid on heat-dissipating metal sheet, air can be extruded to contact surface, the influence of the poor thermal conductivity of air, lifting is excluded
Heat transference efficiency between heat-dissipating metal sheet and thermal conductive silicon rubber cushion；Thermal conductive silicon rubber cushion is due to itself good thermal conductivity and tough
Property, you can filled out with meeting the gap produced the heat exchange between heat-dissipating metal sheet and cooled plate can be assembled to the two again when
Fill.
Conductive graphite layer is flattened in cooled plate, the surface of conductive graphite layer is smooth, has one with cooled plate contact surface
Fixed adsorptivity and gas permeability, air during installation between contact surface is easily extruded, and conductive graphite layer has good extension
Property and toughness, its own face is smooth can to make up some inevitable manufacturing deficiencies of cooled plate contact surface.Conductive graphite layer
There is the thermal conductivity of superelevation in the horizontal direction, the temperature difference of cooled plate each position can be greatly reduced；Fitted with cooled plate
When can accomplish complete contact face-to-face, improve the heat exchanger effectiveness between the two.The water cooling of conductive graphite layer will be posted
Plate is flattened on the thermal conductive silicon rubber cushion being arranged in battery modules, conductive graphite layer is fitted with thermal conductive silicon rubber cushion, graphite material
Itself flexibility can be by by filling out in the gap that cold drawing contact surface surface defect is brought with thermal conductive silicon rubber cushion for the slickness of itself
Fill.
Fixed floor, which is bolted, is fixed on cooled plate in battery modules, and fixed floor uses spiral shell with battery modules
Tether and connect fixed form, this structure can make cooled plate coordinate close with battery modules, thermal conductive silicon rubber cushion is occurred elastic deformation,
Make cooled plate, conductive graphite layer, contact close reliable between thermal conductive silicon rubber cushion, heat-dissipating metal sheet, keep higher heat transfer effect
Rate.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the mounting structure explosive decomposition schematic diagram of the utility model embodiment；
Fig. 2 is the thermal conductive silicon rubber cushion of the utility model embodiment and the mounting structure schematic diagram of battery modules；
Fig. 3 is the conductive graphite plate of the utility model embodiment and the mounting structure schematic diagram of cooled plate；
Fig. 4 is the cooled plate of the utility model embodiment and the mounting structure schematic diagram of battery modules；
Fig. 5 is the fixing rib board mounting structure schematic diagram of the utility model embodiment.
Description of reference numerals：
1- fixes floor；2- cooled plates；3- conductive graphites layer；4- heat conduction silicones；5- heat-dissipating metal sheets；6- battery moulds
Group.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate
Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in figure 1, the utility model provides a kind of cold drawing radiator structure for battery modules uniformly transfer heat, including water
Cold drawing 2, heat-dissipating metal sheet 5 and battery modules 6, the cooled plate 2 are internally provided with coolant circulation passage, the heat radiating metal
Plate 5 is fitted the battery modules 5, in addition to conductive graphite layer 3 and thermal conductive silicon rubber cushion 4, and the thermal conductive silicon rubber cushion 4 is flattened on described
The outer surface of heat-dissipating metal sheet 5, the conductive graphite layer 3 is flattened on the inner surface of the cooled plate 2, and conductive graphite layer
3 and the thermal conductive silicon rubber cushion 4 mutually fit.
Also include fixed floor 1, the fixed floor 1 is bolted fixation, and the water with the battery modules 6
The hoop of cold drawing 2 is tied between the fixed floor 1 and the battery modules 6.
Screw is provided with the fixed floor 1.
The course of work of this example：
As shown in Fig. 2 thermal conductive silicon rubber cushion 4 is flattened at the heat-dissipating metal sheet 5 of battery modules 6；Due to thermal conductive silicon rubber cushion 4 certainly
Body has certain viscosity, and air need to be extruded to contact surface, the poor thermal conductivity of air, serious shadow when being laid in heat-dissipating metal sheet 5
Ring the heat transfer between heat-dissipating metal sheet 5 and thermal conductive silicon rubber cushion 4；
As shown in figure 3, conductive graphite layer 3 is flattened in cooled plate 2, stone used in conductive graphite layer 3 of the present utility model
Ink material surface is smooth, has certain adsorptivity and gas permeability with the contact surface of cooled plate 2, and air during installation between contact surface holds
Easily extrude.Heat conductivity graphite material has the thermal conductivity of superelevation in the horizontal direction, and the temperature of each position of cooled plate 2 can be greatly reduced
Difference；It can accomplish completely to contact face-to-face when fitting with cooled plate 2, improve the heat exchanger effectiveness between the two.
As shown in figure 4, the cooled plate 2 for posting conductive graphite layer 3 to be flattened on to the thermal conductive silicon being arranged in battery modules 6
On rubber cushion 4, conductive graphite layer 3 is set to be fitted with thermal conductive silicon rubber cushion 4, slickness and the thermal conductive silicon rubber cushion 4 itself of graphite material itself
The gap filling that flexibility will can be brought by the contact surface surface defect of cooled plate 2.
As shown in figure 5, fixed floor 1 is bolted and cooled plate 2 is fixed in battery modules 6, fixed floor 1 with
Battery modules 6 are fixed with bolts mode, and this structure can be such that cooled plate 2 coordinates closely with battery modules 6, make thermal conductive silicon
Elastic deformation occurs for rubber cushion 4, makes to contact between cooled plate 2, conductive graphite layer 3, thermal conductive silicon rubber cushion 4, heat-dissipating metal sheet 5 and closely may be used
Lean on, keep higher heat conduction efficiency.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (3)
1. a kind of cold drawing radiator structure for battery modules uniformly transfer heat, including cooled plate, heat-dissipating metal sheet and battery modules,
The cooled plate is internally provided with coolant circulation passage, the heat-dissipating metal sheet laminating battery modules, it is characterised in that：
Also include conductive graphite layer and thermal conductive silicon rubber cushion, the heat conductive silica gel levels up the outer surface for being attached to the heat-dissipating metal sheet, described
Conductive graphite layer is flattened on the inner surface of the cooled plate, and conductive graphite layer and the thermal conductive silicon rubber cushion are fitted mutually.
2. the cold drawing radiator structure according to claim 1 for battery modules uniformly transfer heat, it is characterised in that：Also include
Fixed floor, the fixed floor and the battery modules are bolted fixation, and the cooled plate hoop be tied to it is described solid
Determine between floor and the battery modules.
3. the cold drawing radiator structure according to claim 2 for battery modules uniformly transfer heat, it is characterised in that：It is described solid
Determine to be provided with screw on floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621186794.6U CN206364151U (en) | 2016-11-04 | 2016-11-04 | A kind of cold drawing radiator structure for battery modules uniformly transfer heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621186794.6U CN206364151U (en) | 2016-11-04 | 2016-11-04 | A kind of cold drawing radiator structure for battery modules uniformly transfer heat |
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| Publication Number | Publication Date |
|---|---|
| CN206364151U true CN206364151U (en) | 2017-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621186794.6U Active CN206364151U (en) | 2016-11-04 | 2016-11-04 | A kind of cold drawing radiator structure for battery modules uniformly transfer heat |
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| Country | Link |
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| CN (1) | CN206364151U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107634258A (en) * | 2017-09-29 | 2018-01-26 | 江西爱驰亿维实业有限公司 | A kind of battery modules temperature equalizing method and system, samming battery modules and battery bag |
| WO2019062554A1 (en) * | 2017-09-29 | 2019-04-04 | 爱驰汽车有限公司 | Method and system for equalizing temperature of battery module, temperature equalizing battery module and battery pack |
| CN109709137B (en) * | 2018-12-28 | 2021-12-10 | 湖北雷迪特冷却系统股份有限公司 | Battery water cooling plate temperature uniformity test equipment and method |
| EP4016699A1 (en) * | 2020-12-17 | 2022-06-22 | Volvo Car Corporation | Temperature management system |
-
2016
- 2016-11-04 CN CN201621186794.6U patent/CN206364151U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107634258A (en) * | 2017-09-29 | 2018-01-26 | 江西爱驰亿维实业有限公司 | A kind of battery modules temperature equalizing method and system, samming battery modules and battery bag |
| CN107634258B (en) * | 2017-09-29 | 2018-08-21 | 爱驰汽车有限公司 | A kind of battery modules temperature equalizing method and system, samming battery modules and battery pack |
| WO2019062554A1 (en) * | 2017-09-29 | 2019-04-04 | 爱驰汽车有限公司 | Method and system for equalizing temperature of battery module, temperature equalizing battery module and battery pack |
| CN109709137B (en) * | 2018-12-28 | 2021-12-10 | 湖北雷迪特冷却系统股份有限公司 | Battery water cooling plate temperature uniformity test equipment and method |
| EP4016699A1 (en) * | 2020-12-17 | 2022-06-22 | Volvo Car Corporation | Temperature management system |
| US20220200076A1 (en) * | 2020-12-17 | 2022-06-23 | Volvo Car Corporation | Temperature Management System |
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