CN207038660U - Battery cooling heat exchanger - Google Patents
Battery cooling heat exchanger Download PDFInfo
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- CN207038660U CN207038660U CN201720254558.1U CN201720254558U CN207038660U CN 207038660 U CN207038660 U CN 207038660U CN 201720254558 U CN201720254558 U CN 201720254558U CN 207038660 U CN207038660 U CN 207038660U
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- heat exchanger
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- housing
- battery cooling
- cooling heat
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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
It the utility model is related to a kind of heat exchanger, and in particular to a kind of battery cooling heat exchanger.The utility model aims to solve the problem that the problem of existing heat exchanger heat exchange efficiency is low.For this purpose, battery cooling heat exchanger of the present utility model includes the first housing, it is provided with inlet and liquid outlet；And second housing, it can form the fluid cavity that can accommodate fluid with the first housing by way of sealed connection；Multiple diversion members that flow-disturbing can be carried out to the fluid for entering fluid cavity are provided with fluid cavity, and the fluid cavity allows fluid to enter fluid cavity in a manner of collecting from inlet, fluid is formed multiple branches afterwards, and multiple branches is flowed out respectively from liquid outlet.By the program, on the one hand improve the cooling effectiveness of heat exchanger, enhance heat transfer effect.On the other hand the self-insulating characteristic of heat exchanger is realized, further reduces weight of heat exchanger itself.Also, the reinforcement set inside diversion member, also act as the purpose for strengthening diversion member.
Description
Technical field
It the utility model is related to a kind of heat exchanger, and in particular to a kind of battery cooling heat exchanger.
Background technology
The course continuation mileage of electric automobile turns into one of important indicator for weighing electric automobile, has high-energy-density (body
Product is small, energy storage is high) electrokinetic cell system can meet the high course continuation mileage of electric automobile.And the electrokinetic cell of high-energy-density exists
To electric automobile provide energy in the case of, itself as the presence of internal resistance and produce Joule heat.In order that electrokinetic cell
It is operated in suitable working range and then the security of the whole dynamical system of raising and service life is, it is necessary to by corresponding cold
But system takes away electrokinetic cell caused Joule heat in the course of the work.
Existing cooling system (generally heat exchanger) is because runner design is simple, therefore fluid is in layer in runner
Stream mode, do not play effective enhanced heat exchange effect, so as to cause the heat transfer efficiency of whole heat exchanger relatively low, heat-sinking capability compared with
Difference, it is impossible to veritably meet the heat exchange demand of reality.In addition, existing heat exchanger is mostly to be formed by upper and lower two metal plates combines
Or the structure type of single metal plate extrusion forming, relative to other nonmetallic materials, the weight of metal material is obviously heavier.And
And due to the electric conductivity of metal material, in actual use, it is also necessary to heat exchanger made of metal material is insulated and electricity
Position equilibrium treatment, so as to add the complexity of whole cooling system and manufacturing cost.
Therefore, this area needs a kind of new heat exchanger to solve above mentioned problem of the prior art.
Utility model content
It has been to solve the problems, such as that existing heat exchanger heat exchange efficiency is low to solve above mentioned problem of the prior art, this
Utility model provides a kind of novel battery cooling heat exchanger.The battery cooling heat exchanger includes：First housing, its be provided with into
Liquid mouth and liquid outlet；And second housing, it can be formed by way of sealed connection and can accommodated with first housing
The fluid cavity of fluid；Characterized in that, be provided with the fluid cavity it is multiple can to enter the fluid cavity fluid carry out
The diversion member of flow-disturbing, and the fluid cavity allows fluid to enter the fluid cavity in a manner of collecting from the inlet, it
After fluid is formed multiple branches, and make the multiple branch respectively from the liquid outlet flow out.
In the preferred embodiment of above-mentioned battery cooling heat exchanger, second housing includes edge muscle and along feed liquor side
To two interior tendons of setting, wherein, first housing is tightly connected respectively with the edge muscle and two interior tendons,
So as to form the fluid cavity that can accommodate fluid.
In the preferred embodiment of above-mentioned battery cooling heat exchanger, in the fluid cavity, two interior tendons it
Between form the first flow region, form the second flow region, institute respectively between the every interior tendon and the edge muscle of respective side
State in fluid cavity also include the first afflux area at the inlet, the second afflux area at the liquid outlet and
For changing the 3rd afflux area of fluid flow direction.
In the preferred embodiment of above-mentioned battery cooling heat exchanger, the first flowing area is located in the fluid cavity
Portion, two the second flowing areas are located at the both sides in the fluid cavity, and the first afflux area and described second respectively
Afflux area is respectively positioned on the first end of the fluid cavity in a manner of adjacent to each other, and the 3rd afflux area is located at the fluid cavity
Second end.
In the preferred embodiment of above-mentioned battery cooling heat exchanger, the diversion member be thin-walled column structure, institute
There are reinforcement, also, flowing side of the multiple diversion member along fluid in the inside for stating diversion member along the axially arranged of column
To being alternately arranged on second housing.
In the preferred embodiment of above-mentioned battery cooling heat exchanger, first housing is aluminium panels housing or heat conduction
Plastic casing.
In the preferred embodiment of above-mentioned battery cooling heat exchanger, second housing and the second shell is arranged at
Diversion member, interior tendon and edge muscle on body are integrally formed by plastics in a manner of being molded.
In the preferred embodiment of above-mentioned battery cooling heat exchanger, the edge muscle and the interior tendon pass through glue respectively
Glutinous agent is tightly connected by the way of melting welding with first housing.
In the preferred embodiment of above-mentioned battery cooling heat exchanger, the battery cooling heat exchanger is placed on electrokinetic cell
Between group bottom or power battery pack, and the battery cooling heat exchanger is connected by Heat Conduction Material with power battery pack.
In the preferred embodiment of above-mentioned battery cooling heat exchanger, multiple battery cooling heat exchangers can be by simultaneously
Connection and/or the mode of series connection form power battery cooling system.
In the technical solution of the utility model, by the runner design inside heat exchanger, such as interlock on the second housing
Ground sets multiple diversion members, and the first flow region and the second flow region formed by interior tendon and edge muscle so that fluid
Turbulent flow is formed in the fluid cavity of heat exchanger, so as to improve the cooling effectiveness of heat exchanger, enhance heat transfer effect.In addition, this
The battery cooling heat exchanger of utility model with aluminium sheet or conductive plastic material using plastic material due to being combined design, diversion member
Using thin-wall construction, the self-insulating characteristic of heat exchanger is not only realized, further reduces weight of heat exchanger itself.And
And the reinforcement set inside diversion member, also act as the purpose for strengthening diversion member.
Brief description of the drawings
Fig. 1 is the overall structure diagram of battery cooling heat exchanger of the present utility model；
Fig. 2 is the bottom view of the second housing of battery cooling heat exchanger of the present utility model；
Fig. 3 is the partial enlarged drawing of the diversion member of battery cooling heat exchanger of the present utility model；
Fig. 4 is flow schematic diagram of the fluid of battery cooling heat exchanger of the present utility model in fluid cavity.
Embodiment
Preferred embodiment of the present utility model described with reference to the accompanying drawings.It should be understood by those skilled in the art that
It is that these embodiments are used only for explaining technical principle of the present utility model, it is not intended that limit protection of the present utility model
Scope.For example, although each component in accompanying drawing is drawn with special ratios, but what this proportionate relationship was merely exemplary,
Those skilled in the art can make adjustment to it as needed, to adapt to specific application scenario.
It should be noted that in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
In addition it is also necessary to explanation, in description of the present utility model, unless otherwise clearly defined and limited, art
Language " installation ", " connected ", " connection " should broadly understood, for example, it may be fixedly connected or be detachably connected, or
It is integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, can also be by between intermediary
Connect connected, can be the connection of two element internals.To those skilled in the art, on can understanding as the case may be
State concrete meaning of the term in the utility model.
As shown in figure 1, battery cooling heat exchanger of the present utility model mainly includes the first housing 1, (the first housing 1 is provided with
Inlet 11 and liquid outlet 12) and the second housing 2, and the first housing 1 and the second housing 2 can be tightly connected, so as to form energy
Enough accommodate the fluid cavity of fluid.Multiple water conservancy diversion members that flow-disturbing can be carried out to the fluid for entering the fluid cavity are provided with fluid cavity
Part 21, and the fluid cavity allows fluid to enter fluid cavity in a manner of collecting from inlet 11, is afterwards formed fluid multiple
Branch, and the plurality of branch is flowed out respectively from liquid outlet 12.Due to adding multiple diversion members 21 in fluid cavity, when
After fluid enters fluid cavity, in the presence of multiple diversion members 21, fluid forms flow-disturbing in fluid cavity and mixes (i.e. turbulent flow
It is dynamic), so as to improve the cooling effectiveness of heat exchanger.Preferred embodiment of the present utility model is made further specifically below
It is bright.
With continued reference to Fig. 1, the first housing 1 can substantially platy structure, the second housing 2 is provided with interior tendon 22 (along entering
Liquid direction sets two) and edge muscle 23, then the first housing 1 is contacted with interior tendon 22 and edge muscle 23 and passed through respectively
The mode such as adhesive or melting welding is connected and sealed, so as to form the fluid cavity for the sealing that can accommodate fluid.Preferably, feed liquor
Mouth 11 and liquid outlet 12 are respectively positioned on the first end of fluid cavity in a manner of adjacent to each other.
With reference to Fig. 1 and Fig. 4, Fig. 1 and Fig. 4 clearly show the internal structure of fluid cavity.In fluid cavity, two inside
The first flow region 31 is formed between muscle 22, it is located at the middle part of fluid cavity；The edge muscle 23 of every interior tendon 22 and respective side it
Between form the second flow region 32 respectively, its both sides in the fluid cavity respectively.Also include being located at inlet 11 in the fluid cavity
The first afflux area 33 and the second afflux area 34 at liquid outlet 12 at place, and the first afflux area 33 and the second afflux area 34
It is adjacent, it is respectively positioned on the first end of fluid cavity.Also include the 3rd afflux area 35 in the first end of fluid cavity, it, which is used to changing fluid, exists
Flow direction in fluid cavity.
With continued reference to Fig. 4, Fig. 4 shows flow schematic diagram of the fluid in fluid cavity.The direction of arrow shows fluid
Actual flow direction.After fluid enters in fluid cavity from inlet 11, collect first in the first afflux area 33, when being pooled to one
After quantitative, fluid enters the first flow region 31 and flowed along the first flow region 31, is then pooled to the 3rd afflux area 35.The 3rd
Afflux area 35, fluid integrally turned the side of change back into the second flow region 32 of both sides, that is, form Liang Ge branches and edge
Second flow region 32 flows, and latter two right branch is respectively collected to the second afflux area 34, and then is flowed out from liquid outlet 12.Above-mentioned
During, due to fluid in fluid cavity by the turbulent invigoration effect of diversion member 21 so that fluid macroscopic view flowing mistake
Form microcosmic flow-disturbing in journey to mix so that the heat exchange between fluid and battery case is more abundant, so as to improve heat exchanger
Heat transfer effect.
Mode is preferably carried out as the present invention, as shown in Fig. 2 diversion member 21 is regularly distributed on the second housing 2.
Specifically, as in Fig. 4 most it is clear illustratively, flow direction of the diversion member 21 along fluid is arranged at the second housing interlaced with each otherly
On 2, so that fluid can form turbulent flow in flowing.More specifically, according to the orientation in Fig. 4, described " being staggered " can manage
Solve and do not alignd vertically for two neighbouring diversion members 21, but offset one from another.Reference picture 3, Fig. 3 are this practicalities
The partial enlarged drawing of the diversion member of new battery cooling heat exchanger.As shown in figure 3, diversion member 21 is the column knot of thin-walled
Structure, the inside of diversion member 21 have in cross reinforcement 211 along the axially arranged of column, and diversion member 21 is improved to realize
The purpose of intensity.It should be noted that for foregoing " diversion member 21 is the column structure of thin-walled ", being somebody's turn to do " column " can manage
Solve as hollow structure axially and radially can be distinguished, such as can be standard (cross section is identical) hollow cylinder or rib
The shape and/or area of rod structure or cross section and the various deformation column structures of variable wall thickness.Such as in one kind
In specific embodiment, the diversion member 21 of thin-wall construction can be carried out using variable cross-section injection molding technology appropriate strong
Change.
Further, in order to reduce the total quality of heat exchanger, the first housing 1 can be by aluminium panels or heat-conducting plastic material
Material (plastics such as containing thermal conductive metal particle or ceramic particle) is processed into.So so that the first housing 1 has efficient
Heat transfer efficiency, while also achieve lightweight.Second housing 2, diversion member 21, interior tendon 22 and edge muscle 23 are by plastics
Material (being preferably light plastic) is integrally formed in a manner of injection.So, plastic material form the second housing 2 its
Body has electric insulation, therefore can omit felt pad.And because the second housing 1 has efficient heat-proof quality, improve and change
The heat recovery efficiency of hot device.Meanwhile the second housing of light plastic also furthermore achieved that the lightweight of heat exchanger.Also, note
The mode of modeling can also play the purpose of simplified production process so that in a process, such as in Shooting Technique, except second
Diversion member 21, interior tendon 22 and edge muscle 23 can also be manufactured outside the basic configuration of housing 2 simultaneously, so as to save
The step of technique, and therefore realize less expensive manufacturing cost.Further, since diversion member 21 is the column structure of thin-walled, its
The axially arranged of interior edge column has reinforcement 211, and reinforcement 21 can strengthen diversion member 21, so as to reduce heat exchanger quality
While, it is ensured that the intensity of diversion member 21.
Battery cooling heat exchanger of the present utility model is due to using plastic material (the second housing) and aluminium sheet or heat-conducting plastic
Material (the first housing) combines design, and diversion member 21 uses thin-wall construction, so as to reduce the deadweight of heat exchanger.It is in addition, logical
The dosage of cooling agent in heat exchanger can also suitably be reduced by crossing the quantity of increase diversion member 21, can further reduce battery
The gross weight of cooling heat exchanger in use.
Battery cooling heat exchanger of the present utility model is mainly used in new energy car battery pouring-basket cooling system, and it is placed
Between power battery pack bottom or power battery pack, and battery cooling heat exchanger is connected by Heat Conduction Material and power battery pack
Connect, to fill up the installation gap between heat exchanger and power battery pack.Exemplified by heat exchanger is placed on into power battery pack bottom,
First housing 1 is contacted as upper shell by Heat Conduction Material with power battery pack.Second housing 1 is then arranged on electricity as lower house
On the housing of pond.It is whole in order to ensure because the temperature of battery core inside power battery pack is high compared with edge battery core temperature in practical application
The battery core temperature difference of power battery pack, the first middle flow region 31 is entered in fluid heat exchanger, to power battery pack inside battery core
First cooled down, after fluid changes direction in the 3rd afflux area 35, flowed along the second flow region 32 of both sides, and then cool down power
The battery core at battery pack edge, so as to ensure the temperature difference of battery core inside whole power battery pack within the specific limits.
Further, it is also possible to battery cooling heat exchanger of the present utility model is formed into power by parallel and/or cascade
Battery cooling system, to adapt to actual application scenarios.
So far, combined preferred embodiment shown in the drawings describes the technical solution of the utility model, still, this
Art personnel are it is easily understood that the scope of protection of the utility model is expressly not limited to these embodiments.
On the premise of principle of the present utility model, those skilled in the art can make equivalent change to correlation technique feature
Or replace, the technical scheme after these are changed or replaced it is fallen within the scope of protection of the utility model.
Claims (10)
1. a kind of battery cooling heat exchanger, it includes：
First housing, it is provided with inlet and liquid outlet；And
Second housing, it can form the fluid cavity that can accommodate fluid with first housing by way of sealed connection；
Characterized in that, multiple water conservancy diversion that flow-disturbing can be carried out to the fluid for entering the fluid cavity are provided with the fluid cavity
Element, and
The fluid cavity allows fluid to enter the fluid cavity in a manner of collecting from the inlet, is afterwards formed fluid multiple
Branch, and the multiple branch is flowed out respectively from the liquid outlet.
2. battery cooling heat exchanger according to claim 1, it is characterised in that second housing includes edge muscle and edge
Two interior tendons that feed liquor direction is set,
Wherein, first housing is tightly connected respectively with the edge muscle and two interior tendons, can be held so as to be formed
Receive the fluid cavity of fluid.
3. battery cooling heat exchanger according to claim 2, it is characterised in that in the fluid cavity, in described two
The first flow region is formed between portion's muscle, the second flowing is formed respectively between the every interior tendon and the edge muscle of respective side
Area,
Also include the first afflux area at the inlet, the second afflux at the liquid outlet in the fluid cavity
Area and the 3rd afflux area for changing fluid flow direction.
4. battery cooling heat exchanger according to claim 3, it is characterised in that the first flowing area is located at the fluid
The middle part of chamber, two the second flowing areas are located at the both sides in the fluid cavity respectively, and
The first afflux area and the second afflux area are respectively positioned on the first end of the fluid cavity, institute in a manner of adjacent to each other
State the second end that the 3rd afflux area is located at the fluid cavity.
5. the battery cooling heat exchanger according to any one of claim 2 to 4, it is characterised in that the diversion member is
There is a reinforcement column structure of thin-walled, the inside of the diversion member along the axially arranged of column, also,
Flow direction of the multiple diversion member along fluid is alternately arranged on second housing.
6. battery cooling heat exchanger according to claim 5, it is characterised in that first housing is aluminium panels housing
Or heat-conducting plastic housing.
7. battery cooling heat exchanger according to claim 5, it is characterised in that second housing and be arranged at described
Diversion member, interior tendon and edge muscle on second housing are integrally formed by plastics in a manner of being molded.
8. battery cooling heat exchanger according to claim 5, it is characterised in that the edge muscle and interior tendon difference
It is tightly connected adhesive or using by way of melting welding with first housing.
9. battery cooling heat exchanger according to claim 5, it is characterised in that the battery cooling heat exchanger is placed on dynamic
Between power battery pack bottom or power battery pack, and the battery cooling heat exchanger is connected by Heat Conduction Material and power battery pack
Connect.
10. battery cooling heat exchanger according to claim 9, it is characterised in that multiple battery cooling heat exchanger energy
It is enough to form power battery cooling system by way of in parallel and/or series connection.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720254558.1U CN207038660U (en) | 2017-03-16 | 2017-03-16 | Battery cooling heat exchanger |
| TW107203470U TWM570538U (en) | 2017-03-16 | 2018-03-16 | Battery cooling heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720254558.1U CN207038660U (en) | 2017-03-16 | 2017-03-16 | Battery cooling heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207038660U true CN207038660U (en) | 2018-02-23 |
Family
ID=61473026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720254558.1U Active CN207038660U (en) | 2017-03-16 | 2017-03-16 | Battery cooling heat exchanger |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN207038660U (en) |
| TW (1) | TWM570538U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111276652A (en) * | 2018-12-04 | 2020-06-12 | 罗伯特·博世有限公司 | Battery module |
| CN112259822A (en) * | 2019-09-29 | 2021-01-22 | 蜂巢能源科技有限公司 | Cooling plate sleeve, battery module and battery pack |
| CN112332014A (en) * | 2019-07-18 | 2021-02-05 | 通用汽车环球科技运作有限责任公司 | Direct battery cell tab cooling using multi-material cooling module |
-
2017
- 2017-03-16 CN CN201720254558.1U patent/CN207038660U/en active Active
-
2018
- 2018-03-16 TW TW107203470U patent/TWM570538U/en not_active IP Right Cessation
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111276652A (en) * | 2018-12-04 | 2020-06-12 | 罗伯特·博世有限公司 | Battery module |
| CN112332014A (en) * | 2019-07-18 | 2021-02-05 | 通用汽车环球科技运作有限责任公司 | Direct battery cell tab cooling using multi-material cooling module |
| US11695174B2 (en) | 2019-07-18 | 2023-07-04 | GM Global Technology Operations LLC | Battery-cell tab direct cooling using a multi-material cooling module |
| CN112332014B (en) * | 2019-07-18 | 2023-10-13 | 通用汽车环球科技运作有限责任公司 | Direct cooling of battery cell tabs using multi-material cooling modules |
| CN112259822A (en) * | 2019-09-29 | 2021-01-22 | 蜂巢能源科技有限公司 | Cooling plate sleeve, battery module and battery pack |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM570538U (en) | 2018-11-21 |
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