CN205960155U - Battery cooling heat exchanger - Google Patents

Battery cooling heat exchanger Download PDF

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Publication number
CN205960155U
CN205960155U CN201620713060.2U CN201620713060U CN205960155U CN 205960155 U CN205960155 U CN 205960155U CN 201620713060 U CN201620713060 U CN 201620713060U CN 205960155 U CN205960155 U CN 205960155U
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CN
China
Prior art keywords
fluid
heat exchanger
cooling heat
battery cooling
battery
Prior art date
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.)
Withdrawn - After Issue
Application number
CN201620713060.2U
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Chinese (zh)
Inventor
葛增芳
张琦
马丽
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NIO Nextev Ltd
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NIO Nextev Ltd
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Priority to CN201620713060.2U priority Critical patent/CN205960155U/en
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Publication of CN205960155U publication Critical patent/CN205960155U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The utility model belongs to the technical field of the new energy automobile battery, concretely relates to battery cooling heat exchanger. The utility model discloses aim at solving the low problem of current heat exchanger heat exchange efficiency. Mesh for this reason, the utility model provides a battery cooling heat exchanger, this battery cooling heat exchanger includes: go up the casing, it is provided with inlet and liquid outlet to go up the casing, lower casing, the inferior valve physical stamina enough with going up housing seal and connecting, form the fluid cavity that holds the fluid, the fluid is followed the inlet gets into the fluid cavity, then follow the liquid outlet flows, its characterized in that, be provided with at least one S -shaped water conservancy diversion component in the fluid cavity, be provided with a plurality of through flow opening on the water conservancy diversion component. Through setting up S -shaped water conservancy diversion component and set up through flow opening in the fluid cavity on the water conservancy diversion component, make the fluid be in the utility model discloses an it moves to form injection flow in battery cooling heat exchanger's the fluid cavity to the high -efficient cooling to last casing has been realized.

Description

Battery cooling heat exchanger
Technical field
This utility model belongs to new energy car battery technical field and in particular to a kind of battery cooling heat exchanger.
Background technology
At present, the development of electric automobile gets more and more people's extensive concerning, and the battery as electric automobile heart is even more electricity The emphasis of electrical automobile research.The battery of electric automobile typically adopts power battery pack, in use, is particularly quickly filling Electric discharge and substantial amounts of heat can be produced during running at high speed, in order to ensure battery operated within the scope of suitable temperature, need Set of cells is effectively cooled down.In prior art, battery bag heat exchanger mostly is upper and lower two plates or the extruding of single metal plate Molding, is connected using soldering or agitating friction welding mode between metallic plate, and internal flow runner is substantially punching press or extruding shape Become, mostly be laminar flow in fluid cavity flowing internally, the coefficient of heat transfer is not high.In addition, lightweight is new-energy automobile future development Trend, in battery pack system, the lightweight of battery heat exchanger research, can quickly realize battery pack system lightweight requirements.
In the design of traditional coldplate, battery cooling plate all using metal material manufacture, for example, connects stamped sheet metal With planar metal plate, thus fluid can flow through the hollow space being made up of two metallic plates.In order to realize being electrically insulated, in metal Plate makes it be coated with plastic sheeting or felt pad after connecting.So, increased complexity and the cost of battery pack system again.
Therefore, this area needs a kind of new heat exchanger to solve the problems referred to above of the prior art.
Utility model content
In order to solve the problems referred to above of the prior art, it has been and has solved the problems, such as that existing heat exchanger heat exchange efficiency is low, with And in order to reduce the weight of heat exchanger further, reducing installation procedure and use cost, this utility model provides a kind of new Battery cooling heat exchanger.This battery cooling heat exchanger includes:Upper shell, described upper shell is provided with inlet and liquid outlet;Under Housing, described lower house can be tightly connected with described upper shell thus formed accommodate fluid fluid cavity, fluid from described enter Liquid mouth enters described fluid cavity, then flows out it is characterised in that described fluid intracavity is provided with least one from described liquid outlet Diversion member, described diversion member is provided with multiple through flow holes.
In the preferred implementation of above-mentioned battery cooling heat exchanger, described diversion member is for S type structure and along fluid Flow direction is regularly arranged in described fluid intracavity.
In the preferred implementation of above-mentioned battery cooling heat exchanger, the radius of described through flow hole along fluid flow direction by Decrescence little.
In the preferred implementation of above-mentioned battery cooling heat exchanger, described fluid cavity is divided into alternately by described diversion member The fluid doab of arrangement and fluid injection area, fluid enters fluid doab from described inlet, through the injection of described through flow hole To described fluid injection area, after sequentially passing through all diversion members, flow out from described liquid outlet.
In the preferred implementation of above-mentioned battery cooling heat exchanger, described upper shell is platy structure, described lower house Including base plate and side wall, the cavity structure of described base plate and side wall composition upper end open.
In the preferred implementation of above-mentioned battery cooling heat exchanger, described lower house and described diversion member are by plastics Make and be integrally molded molding.
In the preferred implementation of above-mentioned battery cooling heat exchanger, described upper shell passes through adhesive with described lower house Or melting welding is tightly connected.
In the preferred implementation of above-mentioned battery cooling heat exchanger, described upper shell adopts aluminum plate material or heat conduction Plastic material is made.
In the preferred implementation of above-mentioned battery cooling heat exchanger, described battery cooling heat exchanger is placed on battery modules Between unit bottom or battery modules unit, described upper shell is made to contact with described battery modules unit.
In the preferred implementation of above-mentioned battery cooling heat exchanger, described battery cooling heat exchanger can in parallel or Cascade forms battery modules cooling system.
In the technical solution of the utility model, by arranging the diversion member of S-shaped structure in fluid intracavity, and leading Setting through flow hole on fluid element is so that fluid forms injection stream in the fluid intracavity of battery cooling heat exchanger of the present utility model Dynamic, it is achieved thereby that the efficient cooling to upper shell.Additionally, lower house and diversion member are made by plastic material and one Ground injection mo(u)lding, the self-insulating property not only achieving heat exchanger so that decreasing the use of felt pad in actual use, and Reduce manufacturing cost, also improve the intensity of whole battery cooling heat exchanger, make the total quality of heat exchanger lighter simultaneously.
Brief description
Fig. 1 is the upper shell structural representation detached with lower house of battery cooling heat exchanger of the present utility model;
Fig. 2 is the mplifying structure schematic diagram of the diversion member of battery cooling heat exchanger of the present utility model;
Fig. 3 be battery cooling heat exchanger of the present utility model along inlet to the cross section structure diagram in liquid outlet direction, Illustrated therein is coolant flow and the direction of injection.
Specific embodiment
Preferred implementation of the present utility model to be described with reference to the accompanying drawings.Skilled artisan would appreciate that It is that these embodiments are used only for explaining know-why of the present utility model it is not intended that limiting protection of the present utility model Scope.For example, although each component in accompanying drawing is drawn with special ratios, this proportionate relationship is 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 ", D score, "left", "right", " perpendicular Directly ", the direction of instruction such as " level ", " interior ", " outward " or the term of position relationship are to be closed based on direction shown in the drawings or position System, this is intended merely to facilitate description, rather than instruction or hint described device or element must have specific orientation, Yi Te Fixed azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " is only used for describing purpose, and it is not intended that indicating 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 ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or It is integrally connected;Can be to be mechanically connected or electrically connect;Can be to be joined directly together it is also possible to pass through between intermediary Connect connected, can be the connection of two element internals.To those skilled in the art, can understand as the case may be above-mentioned Concrete meaning in this utility model for the term.
As shown in figure 1, battery cooling heat exchanger of the present utility model includes upper shell 1, lower house 2 and diversion member 3, on Housing 1 is platy structure, and its top is provided with inlet 11 and liquid outlet 12, and inlet 11 and liquid outlet 12 can also be arranged on Other suitable positions on upper shell 1 top, for example, can be arranged on the diagonal position of upper shell 1, be not limited to be arranged on Position shown in Fig. 1.Lower house 2 can be tightly connected with upper shell 1 thus forming the fluid cavity accommodating fluid, fluid is from feed liquor Mouth 11 entrance fluid cavitys, then flow out from liquid outlet 12.Lower house 2 includes base plate (bottom in Fig. 1, in figure does not show) and side Wall 21, base plate and side wall form the cavity structure of upper end open, side wall 21 are provided with notch 211, upper shell 1 can be with notch 211 coordinate to close lower house 2.Specifically, notch 211 may be about flange or the groove of side wall 21 top edge, also may be used To be that the thickness making side wall 21 bottom is more than the trough rim that the thickness of side wall 21 top edge is formed.In a word, by making upper shell 1 Edge is matched with the size of this notch 211, and then makes the edge of upper shell 1 can just form sealing with this notch 211 Contact.Further, upper shell 1 and notch 211 formed in sealing contact after, upper shell 1 is passed through adhesive or melting welding with lower house 2 It is tightly connected.
With continued reference to Fig. 1, battery cooling heat exchanger also includes diversion member 3.With reference to Fig. 2, Fig. 2 is electricity of the present utility model The mplifying structure schematic diagram of the diversion member of pond cooling heat exchanger.As shown in Fig. 2 diversion member 3 is as general as S type structure, its On be provided with multiple through flow holes 31, from left to right, (direction shown in Fig. 2) is gradually reduced the radius of through flow hole 31 successively.Continue Continuous reference Fig. 1, because the direction of fluid is to flow to from inlet 11, flows out from liquid outlet 12, diversion member 3 is along flow of fluid side To being regularly arranged in fluid intracavity, the radius of therefore through flow hole 31 is to be gradually reduced along fluid flow direction.Need explanation It is that in Fig. 1, diversion member 3 is arranged six along fluid flow direction, skilled addressee readily understands that, Fig. 1 is Embodiment of the present utility model is exemplarily described, is not used to limit concrete structure of the present utility model, art technology Personnel can design the diversion member 3 of various sizes of diversion member 3 and varying number and arrangement mode according to practical situation, To adapt to the cooling requirement of battery under different situations.Hereinafter continue taking the arrangement of six diversion members in present embodiment as a example Illustrate.
Referring to Fig. 3, Fig. 3 is battery cooling heat exchanger of the present utility model along inlet to the section view in liquid outlet direction Structural representation.Because diversion member 3 is S-shaped structure, and along the arrangement of fluid flow direction systematicness, therefore, diversion member 3 Fluid cavity is divided into alternately arranged fluid doab 4 and fluid injection area 5.As shown in figure 3, fluid doab 4 is by lower house 2 Formed with diversion member 3, fluid injection area 5 is formed by upper shell 1 and diversion member 3, so that fluid doab 4 and fluid Inlet zone 5 forms alternately arranged structure.Specifically, the in figure direction of arrow is the flow direction of fluid, and fluid is from inlet 11 After entering this fluid cavity, collect in fluid doab 4, in the presence of diversion member 3, fluid changes direction and sprays through through flow hole 31 It is mapped to fluid injection area 5, upper shell 1 is efficiently forced to cool down, and then fluid enters another adjacent fluid and confluxes Area 4 collects, and in the presence of diversion member 3, fluid changes direction and is ejected into next fluid injection area 5 through through flow hole 31, according to Secondary behind all of fluid doab 4 below and fluid injection area 5, whole upper shell 1 is cooled down, after through liquid outlet 12 outflows.It will be appreciated to those of skill in the art that because the radius of through flow hole 31 is gradually reduced along fluid flow direction, because This is capable of the uniformity that fluid passes through injection after diversion member 3, and in actual applications, those skilled in the art can root Cooling requirement according to upper shell 1 suitably adjusts the radius size of through flow hole 31, uniform to the cooling of upper shell 1 to ensure.
In the preferred implementation of above-mentioned battery cooling heat exchanger, lower house 2 and diversion member 3 are by plastic material system Become and lower house 2 and diversion member 3 are integrally molded molding.Lower house 2 and diversion member 3 itself using plastic material have Standby electrical insulation property, additionally, in a production process, can also manufacture water conservancy diversion while the basic configuration manufacturing lower house 2 Element 3, thus the step saving manufacturing process, reduces manufacturing cost.And, by lower house 2 and diversion member 3 one The design of injection mo(u)lding is additionally it is possible to improve the intensity of whole battery cooling heat exchanger.Further, upper shell 1 is by aluminum plate material Or conductive plastic material is processed into, wherein conductive plastic material includes the plastics material containing thermal conductive metal particle or ceramic particle Material, thus realize the efficient heat transfer efficiency of upper shell 1.
Battery cooling heat exchanger of the present utility model can be used in new energy car battery pouring-basket cooling system, during use, Battery cooling heat exchanger of the present utility model is placed between battery modules unit bottom or battery modules unit, makes upper shell 1 is fully contacted with battery modules unit.Additionally, battery cooling heat exchanger of the present utility model can also in parallel or series connection shape Formula forms battery modules cooling system.
So far, describe the technical solution of the utility model already in connection with preferred implementation shown in the drawings, but, this Skilled person is it is easily understood that protection domain of the present utility model is expressly not limited to these specific 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 replace it falls within protection domain of the present utility model.

Claims (10)

1. a kind of battery cooling heat exchanger, including:
Upper shell, described upper shell is provided with inlet and liquid outlet;
Lower house, described lower house can be tightly connected with described upper shell thus formed accommodate fluid fluid cavity, fluid from Described inlet enters described fluid cavity, then flows out from described liquid outlet,
It is characterized in that, described fluid intracavity is provided with least one diversion member, described diversion member is provided with multiple logical Discharge orifice.
2. battery cooling heat exchanger according to claim 1 it is characterised in that described diversion member be S type structure and It is regularly arranged in described fluid intracavity along fluid flow direction.
3. battery cooling heat exchanger according to claim 2 is it is characterised in that the radius of described through flow hole is along flow of fluid Direction is gradually reduced.
4. battery cooling heat exchanger according to claim 3 is it is characterised in that described fluid cavity is divided by described diversion member Become alternately arranged fluid doab and fluid injection area, fluid enters fluid doab from described inlet, through described through-flow Hole is ejected into described fluid injection area, after sequentially passing through all diversion members, flows out from described liquid outlet.
5. battery cooling heat exchanger according to claim 4 is it is characterised in that described upper shell is platy structure, described Lower house includes base plate and side wall, the cavity structure of described base plate and side wall composition upper end open.
6. battery cooling heat exchanger according to claim 5 is it is characterised in that described lower house is equal with described diversion member It is made of plastics and be integrally molded molding.
7. battery cooling heat exchanger according to claim 6 is it is characterised in that described upper shell is passed through with described lower house Adhesive or melting welding are tightly connected.
8. battery cooling heat exchanger according to claim 7 it is characterised in that described upper shell adopt aluminum plate material or Person conductive plastic material makes.
9. battery cooling heat exchanger according to any one of claim 1 to 8 is it is characterised in that the cooling of described battery is changed Hot device is placed between battery modules unit bottom or battery modules unit, so that described upper shell is connect with described battery modules unit Touch.
10. battery cooling heat exchanger according to claim 9 is it is characterised in that described battery cooling heat exchanger can lead to Cross form composition battery modules cooling system in parallel or series.
CN201620713060.2U 2016-07-04 2016-07-04 Battery cooling heat exchanger Withdrawn - After Issue CN205960155U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620713060.2U CN205960155U (en) 2016-07-04 2016-07-04 Battery cooling heat exchanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620713060.2U CN205960155U (en) 2016-07-04 2016-07-04 Battery cooling heat exchanger

Publications (1)

Publication Number Publication Date
CN205960155U true CN205960155U (en) 2017-02-15

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Family Applications (1)

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CN201620713060.2U Withdrawn - After Issue CN205960155U (en) 2016-07-04 2016-07-04 Battery cooling heat exchanger

Country Status (1)

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CN (1) CN205960155U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106099242A (en) * 2016-07-04 2016-11-09 蔚来汽车有限公司 Battery cooling heat exchanger

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106099242A (en) * 2016-07-04 2016-11-09 蔚来汽车有限公司 Battery cooling heat exchanger
WO2018006740A1 (en) * 2016-07-04 2018-01-11 蔚来汽车有限公司 Battery-cooling heat exchanger
CN106099242B (en) * 2016-07-04 2019-06-14 上海蔚来汽车有限公司 Battery cooling heat exchanger
US10553918B2 (en) 2016-07-04 2020-02-04 Nio Nextev Limited Heat exchanger for battery cooling

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20170215

Effective date of abandoning: 20190614

AV01 Patent right actively abandoned