CN206471450U - A kind of battery pack and liquid cooling apparatus - Google Patents
A kind of battery pack and liquid cooling apparatus Download PDFInfo
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- CN206471450U CN206471450U CN201621481613.2U CN201621481613U CN206471450U CN 206471450 U CN206471450 U CN 206471450U CN 201621481613 U CN201621481613 U CN 201621481613U CN 206471450 U CN206471450 U CN 206471450U
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- liquid
- liquid cooling
- battery
- cooling plate
- battery pack
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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 discloses a kind of battery pack and liquid cooling apparatus, wherein, the battery pack includes：One head end battery, a tail end battery, and multiple middle cells being arranged between head end battery and tail end battery；The head end battery is fitted with one first liquid cooling plate away from middle cell one side；One second liquid cooling plate is provided between the adjacent middle cell of each two；One the 3rd liquid cooling plate is provided between middle cell and tail end battery.Battery pack provided by the utility model, so that battery pack is when in use, can be by the first liquid cooling plate, the second liquid cooling plate and the 3rd liquid cooling plate, while carrying out two sides liquid-cooling heat radiation to battery in battery pack, the radiating effect of battery pack is improved, and then improves battery pack and wherein battery and course continuation mileage.It is effective solve it is air-cooled in the prior art can not meet growing battery performance demand, and then the problem of influence service life and the course continuation mileage of battery.
Description
Technical field
The utility model is related to a kind of battery pack and liquid cooling apparatus, more particularly to a kind of battery pack adjacent cell gap
In be provided with the battery pack and liquid cooling apparatus of liquid cooling plate.
Background technology
With the fast development of new-energy automobile, the demand of electrokinetic cell is growing day by day, and the heat management of battery is directly affected
The course continuation mileage and service life of electrokinetic cell.
Either lead-acid battery or phosphoric acid lithium battery used square structure battery mostly in the past, between battery and battery
Radiating uses preset clearance mostly, is cooled down when battery works using air cooling way, is normally worked temperature with meeting battery
Degree needs.
Bigger requirement however as consumer to distance travelled, the capacity of battery is increasing, and air cooling way is much
Growing battery performance demand can not be met, battery temperature can not be controlled effectively under the original type of cooling,
Operating temperature persistently rises, and then directly affects the service life and course continuation mileage of battery.
Therefore, prior art has yet to be improved and developed.
Utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of battery pack and liquid cooling apparatus,
Aim to solve the problem that it is air-cooled in the prior art can not meet growing battery performance demand, and then influence battery
The problem of service life and course continuation mileage.
The technical solution of the utility model is as follows：
A kind of battery pack, wherein, the battery pack includes：One head end battery, a tail end battery, and multiple it is arranged at head end
Middle cell between battery and tail end battery；
The head end battery is fitted with one first liquid cooling plate away from middle cell one side；
One second liquid cooling plate is provided between the adjacent middle cell of each two；
One the 3rd liquid cooling plate is provided between middle cell and tail end battery.
In preferred scheme, described battery pack, wherein, the battery pack also includes：
It is connected with first liquid cooling plate, the second liquid cooling plate and the 3rd liquid cooling plate, for coolant to be successively delivered into the
One liquid cooling plate, the second liquid cooling plate and the 3rd liquid cooling plate, and reception comes from the first liquid cooling plate, the second liquid cooling plate and the 3rd liquid cooling plate
The adapter plate of coolant after heat exchange.
In preferred scheme, described battery pack, wherein, first liquid cooling plate, the second liquid cooling plate and the 3rd liquid cooling plate are all
It is provided with inlet and liquid outlet；
The adapter plate is provided with multiple feed liquor tube heads and drain pipe head being connected with the inlet and liquid outlet.
In preferred scheme, described battery pack, wherein, the adapter plate is additionally provided with respectively with the feed liquor tube head and going out
Liquid pipe input duct connected vertically and drain pipe road.
In preferred scheme, described battery pack, wherein, the adapter plate also includes adapter plate body, the adapter plate sheet
Body is in square type, and the input duct and drain pipe road are arranged in adapter plate body.
In preferred scheme, described battery pack, wherein, the adapter plate also includes：
Respectively with being provided with the liquid inlet joint and go out liquid joint that input duct and drain pipe road connect, the liquid inlet joint and
Go out liquid joint and be arranged at adapter plate body close to head end battery one end, and it is parallel with input duct and drain pipe road respectively.
In preferred scheme, described battery pack, wherein, described liquid inlet joint one end is connected with input duct, the other end with
Liquid coolant sources are connected；
It is described go out liquid joint one end be connected with drain pipe road, the other end is connected with liquid coolant sources.
In preferred scheme, described battery pack, wherein, on first liquid cooling plate, the second liquid cooling plate and the 3rd liquid cooling plate
All it is provided with the sinuous liquid runner that shaping is propelled the price of from shape.
A kind of liquid cooling apparatus for being applied to as above battery pack described in any one, wherein, the liquid cooling apparatus includes：One patch
Deviate from the first liquid cooling plate of middle cell one side together in head end battery；
Multiple the second liquid cooling plates being respectively arranged between the adjacent middle cell of each two；
One is arranged at the 3rd liquid cooling plate between middle cell and tail end battery.
A kind of manufacture method of liquid cooling apparatus as described above, wherein, it is as follows that the manufacture method includes step：
Two panels identical, high thermal conductivity coefficient sheet metal are selected, respectively as cold point of plate of cold point of plate of the first liquid and the second liquid；
The first runner and the second runner are respectively symmetrically set on cold point of plate of cold point of plate of the first liquid and the second liquid；
After cold point of plate of cold point of plate of first liquid and the second liquid is fastened, compacting connects as one；
First runner and the second runner are carried out to propel the price of from shape, so that the two after fastening and propelling the price of separates shape
Into cooling liquid flowing channel, and keep the close connection at other positions.
Compared with prior art, battery pack provided by the utility model, as a result of a head end battery, tail end electricity
Pond, and multiple middle cells being arranged between head end battery and tail end battery；The head end battery is away from middle cell one side
It is fitted with one first liquid cooling plate；One second liquid cooling plate is provided between the adjacent middle cell of each two；Middle cell and tail end electricity
One the 3rd liquid cooling plate is provided between pond.So that battery pack is when in use, the first liquid cooling plate, the second liquid cooling plate and the 3rd can be passed through
Liquid cooling plate, while to battery in battery pack carry out two sides liquid-cooling heat radiation, improve battery pack radiating effect, and then improve battery pack
And wherein battery and course continuation mileage.Effective solve air-cooled in the prior art can not meet growing battery
Performance requirement, and then the problem of service life and the course continuation mileage of influence battery.
Brief description of the drawings
Fig. 1 is the structural representation of battery pack preferred embodiment in the utility model.
Fig. 2 is the liquid cooling plate structural representation of battery pack preferred embodiment in the utility model.
Embodiment
The utility model provides a kind of battery pack and liquid cooling apparatus, to make the purpose of this utility model, technical scheme and effect
Fruit it is clearer, clear and definite, referring to the drawings and give an actual example to the utility model be further described.It should be appreciated that herein
Described specific embodiment only to explain the utility model, is not used to limit the utility model.
As shown in figure 1, the utility model provides a kind of battery pack, it includes：One head end battery 110, a tail end battery
130, and multiple middle cells 120 being arranged between head end battery 110 and tail end battery 130；The head end battery 110 deviates from
The one side of middle cell 120 is fitted with one first liquid cooling plate 210；One second liquid is provided between the adjacent middle cell 120 of each two
Cold drawing 220；One the 3rd liquid cooling plate 230 is provided between middle cell 120 and tail end battery 130.
In the utility model preferred embodiment, the tail end battery 130 can also set one away from the side of head end battery 110
4th liquid cooling plate.
First liquid cooling plate 210, the second liquid cooling plate 220 and the 3rd liquid cooling plate 230 only set location are different, and structure,
Material and technique all same, first can reduce production cost；The two is easy to maintenance and repair.
Liquid cooling plate is the general designation of the first liquid cooling plate 210, the second liquid cooling plate 220 and the 3rd liquid cooling plate 230, and material is preferably height
The metal material of thermal conductivity factor, and select relatively thin metal material.
In processing, two panels identical, high thermal conductivity coefficient sheet metal are selected first, respectively as cold point of plate of the first liquid and
Cold point of plate of second liquid；Then respectively symmetrically set on cold point of plate of cold point of plate of the first liquid and the second liquid, can mutually fasten sealing
The first runner and the second runner；Secondly after cold point of plate of cold point of plate of the first liquid and the second liquid is fastened, compacting be connected as one
Body；Finally the first runner and the second runner are carried out to propel the price of from shape, so that the two after fastening and propelling the price of separates shape
Into cooling liquid flowing channel 251, as shown in Figure 2；And keep the close connection at other positions.
So-called propelled the price of from shape is exactly to pass through reserved inlet 252 and liquid outlet 253, as shown in Figure 2；To what is pre-set
Sealed first runner is fastened and the second runner carries out air-blowing, due to using sheet metal, so first point
Runner and the second runner will be easy to be blown open from centre towards opposite direction, as cooling liquid flowing channel 251, now,
The other parts of cold point of plate of one liquid and cold point of plate of the second liquid are still closely connected as one, and remain cooling liquid flowing channel 251
Sealing.
The battery pack also includes：Connect with first liquid cooling plate 210, the second liquid cooling plate 220 and the 3rd liquid cooling plate 230
Connect, for coolant to be successively delivered into the first liquid cooling plate 210, the second liquid cooling plate 220 and the 3rd liquid cooling plate 230, and receive
From the adapter plate of the coolant in the first liquid cooling plate 210, the second liquid cooling plate 220 and the 3rd liquid cooling plate 230 after heat exchange.
When carrying out battery pack cooling, coolant is delivered to adapter plate by liquid coolant sources, and adapter plate is then delivered to often respectively
One liquid cooling plate, coolant returns again to adapter plate after liquid cooling plate circulates one week, then sends back cooling by adapter plate
Liquid source.
And realize this circulation and single input duct and drain pipe road then are set by adapter plate（It is arranged at adapter plate sheet
It is not shown inside body 310）.
When it is implemented, first liquid cooling plate 210, the second liquid cooling plate 220 and the 3rd liquid cooling plate 230 are all provided with feed liquor
Mouth 252 and liquid outlet 253；The adapter plate is provided with multiple feed tubes being connected with the inlet 252 and liquid outlet 253
First 320 and drain pipe head.
The adapter plate be additionally provided with respectively with the feed liquor tube head 320 and drain pipe head input duct connected vertically and
Drain pipe road.The setting is, in order to save space shared by adapter plate, and then to optimize the space-consuming of battery pack.
The adapter plate also include adapter plate body 310, the adapter plate body 310 be in square type, the input duct and
Drain pipe road is arranged in adapter plate body 310.
The adapter plate also includes：Respectively with being provided with the liquid inlet joint 330 and go out that input duct and drain pipe road connect
Liquid joint 340, the liquid inlet joint 330 and goes out liquid joint 340 and is arranged at adapter plate body 310 close to head end battery 110 1
End, and it is parallel with input duct and drain pipe road respectively.
Described one end of liquid inlet joint 330 is connected with input duct, and the other end is connected with liquid coolant sources；It is described go out liquid joint
340 one end are connected with drain pipe road, and the other end is connected with liquid coolant sources.
The utility model is further in preferred embodiment, first liquid cooling plate 210, the second liquid cooling plate 220 and the 3rd
Phase-change liquid runner closed, for injecting phase-change liquid is additionally provided with liquid cooling plate 230.
It is of course also possible to use arrange closed individual passage in the gap of cooling liquid flowing channel 251, two ways be all in order to
Realize phase-change heat transfer so that the heat-conducting effect of battery pack is multiplied, make battery because short-circuit temperature drastically raise when, liquid cooling plate energy
Effectively quickly heat is taken away and avoids causing the chain damage of burning.
Phase-change heat transfer refers to using lower boiling liquid-packing in confined space, in the heat of heater element is transmitted to
Portion's liquid, makes liquid reach that boiling point evaporates, and evaporation process can take away substantial amounts of heat and then take away the heat of element；After evaporation
Vapor other end cooling in space is liquefied again, and it is exactly so phase transformation repeatedly that liquid backflow, which is regasified,（Solid-state, liquid, gaseous state
Conversion）.
The utility model is further in preferred embodiment, the inlet 252 and feed liquor runner, and liquid outlet 253
Quick connector is connected between liquid runner with going out, the liquid cooling plate is using sealing and anti-leakage quick connector and feed liquor runner and goes out liquid stream
Road is connected, and plug can be repeated several times in convenient and flexible installation, and beneficial to test, just maintenance is changed.
And feed liquor supervisor is then provided with the adapter plate body 310 and goes out liquid supervisor, feed liquor runner and go out liquid runner point
Feed liquor supervisor is not arranged at and goes out liquid supervisor, and feed liquor is responsible for and gone out liquid supervisor and inserted channel structure design soon using integral type leakproof,
Can effective utilization space and beneficial to installation and debugging.
In summary, the operating temperature that the utility model can not effectively reduce battery for air cooling way in battery pack is asked
Inscribe that there is provided a kind of very frivolous compound liquid cooling plate（Refer to it to be formed by two points of plate compactings）, will be adopted between battery and battery
Isolated with the compound liquid cooling plate, make there is a liquid liquid cooling plate closely to arrange therewith between every piece of battery and battery, adopt
Use main channel（Feed liquor runner and go out liquid runner in adapter plate）Each liquid liquid cooling plate is linked together, identical is formed in parallel
The cooling system of inlet and outlet system, connection cooling water pump and heat-exchanger rig one circulation of formation；The utility model can be solved effectively
Problem of temperature rise when battery works, makes the operating temperature of battery control in preferable setting state.
Coolant described in the utility model can be water or other liquid that can cool applied to battery.
A kind of liquid cooling apparatus for being applied to as above battery pack described in any technical scheme, it includes：One fits in head end
Battery 110 deviates from the first liquid cooling plate 210 of the one side of middle cell 120；It is multiple to be respectively arranged at the adjacent middle cell 120 of each two
Between the second liquid cooling plate 220；One is arranged at the 3rd liquid cooling plate 230 between middle cell 120 and tail end battery 130.
The utility model additionally provides a kind of manufacture method of liquid cooling apparatus as described above, and it is as follows that it includes step：
Two panels identical, high thermal conductivity coefficient sheet metal are selected, respectively as cold point of plate of cold point of plate of the first liquid and the second liquid；
The first runner and the second runner are respectively symmetrically set on cold point of plate of cold point of plate of the first liquid and the second liquid；
After cold point of plate of cold point of plate of first liquid and the second liquid is fastened, compacting connects as one；
First runner and the second runner are carried out to propel the price of from shape, so that the two after fastening and propelling the price of separates shape
Into cooling liquid flowing channel 251, and keep the close connection at other positions.
It should be appreciated that application of the present utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come
Say, can according to the above description be improved or converted, all these modifications and variations should all belong to the appended power of the utility model
The protection domain that profit is required.
Claims (9)
1. a kind of battery pack, it is characterised in that the battery pack includes：One head end battery, a tail end battery, and multiple be arranged at
Middle cell between head end battery and tail end battery；
The head end battery is fitted with one first liquid cooling plate away from middle cell one side；
One second liquid cooling plate is provided between the adjacent middle cell of each two；
One the 3rd liquid cooling plate is provided between middle cell and tail end battery.
2. battery pack according to claim 1, it is characterised in that the battery pack also includes：
It is connected with first liquid cooling plate, the second liquid cooling plate and the 3rd liquid cooling plate, for coolant successively to be delivered into the first liquid
Cold drawing, the second liquid cooling plate and the 3rd liquid cooling plate, and reception comes from the first liquid cooling plate, the second liquid cooling plate and the 3rd liquid cooling plate process
The adapter plate of coolant after heat exchange.
3. battery pack according to claim 2, it is characterised in that first liquid cooling plate, the second liquid cooling plate and the 3rd liquid
Cold drawing is all provided with inlet and liquid outlet；
The adapter plate is provided with multiple feed liquor tube heads and drain pipe head being connected with the inlet and liquid outlet.
4. battery pack according to claim 3, it is characterised in that the adapter plate be additionally provided with respectively with the feed tube
Head and drain pipe head input duct connected vertically and drain pipe road.
5. battery pack according to claim 4, it is characterised in that the adapter plate also includes adapter plate body, described to connect
Head plate body is in square type, and the input duct and drain pipe road are arranged in adapter plate body.
6. battery pack according to claim 5, it is characterised in that the adapter plate also includes：
Respectively with being provided with the liquid inlet joint and go out liquid joint that input duct and drain pipe road connect, the liquid inlet joint and go out liquid
Joint is arranged at adapter plate body close to head end battery one end, and parallel with input duct and drain pipe road respectively.
7. battery pack according to claim 6, it is characterised in that described liquid inlet joint one end is connected with input duct, separately
One end is connected with liquid coolant sources；
It is described go out liquid joint one end be connected with drain pipe road, the other end is connected with liquid coolant sources.
8. battery pack as claimed in any of claims 1 to 7, it is characterised in that first liquid cooling plate, the second liquid
The sinuous liquid runner that shaping is propelled the price of from shape is all provided with cold drawing and the 3rd liquid cooling plate.
9. a kind of liquid cooling apparatus for being applied to the battery pack as described in any one in claim 1 to 8, it is characterised in that described
Liquid cooling apparatus includes：One fits in the first liquid cooling plate that head end battery deviates from middle cell one side；
Multiple the second liquid cooling plates being respectively arranged between the adjacent middle cell of each two；
One is arranged at the 3rd liquid cooling plate between middle cell and tail end battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621481613.2U CN206471450U (en) | 2016-12-30 | 2016-12-30 | A kind of battery pack and liquid cooling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621481613.2U CN206471450U (en) | 2016-12-30 | 2016-12-30 | A kind of battery pack and liquid cooling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206471450U true CN206471450U (en) | 2017-09-05 |
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ID=59711524
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621481613.2U Active CN206471450U (en) | 2016-12-30 | 2016-12-30 | A kind of battery pack and liquid cooling apparatus |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107689468A (en) * | 2017-10-11 | 2018-02-13 | 华霆（合肥）动力技术有限公司 | The cold guiding device of liquid and battery modules |
| CN108390126A (en) * | 2018-02-07 | 2018-08-10 | 钱月萍 | A kind of liquid-cooling heat radiation piece and embedded liquid-cooling heat radiation chip lead-acid accumulator |
| CN108448017A (en) * | 2018-01-26 | 2018-08-24 | 江苏工程职业技术学院 | A kind of control method of electric automobile battery box |
| CN109449529A (en) * | 2018-10-22 | 2019-03-08 | 合肥先杰新能源科技有限公司 | A kind of new energy resource power battery cooling structure |
-
2016
- 2016-12-30 CN CN201621481613.2U patent/CN206471450U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107689468A (en) * | 2017-10-11 | 2018-02-13 | 华霆（合肥）动力技术有限公司 | The cold guiding device of liquid and battery modules |
| CN107689468B (en) * | 2017-10-11 | 2024-04-02 | 华霆（合肥）动力技术有限公司 | Liquid cooling guiding device and battery module |
| CN108448017A (en) * | 2018-01-26 | 2018-08-24 | 江苏工程职业技术学院 | A kind of control method of electric automobile battery box |
| CN108448017B (en) * | 2018-01-26 | 2021-08-06 | 江苏工程职业技术学院 | Control method of battery box of electric vehicle |
| CN108390126A (en) * | 2018-02-07 | 2018-08-10 | 钱月萍 | A kind of liquid-cooling heat radiation piece and embedded liquid-cooling heat radiation chip lead-acid accumulator |
| CN109449529A (en) * | 2018-10-22 | 2019-03-08 | 合肥先杰新能源科技有限公司 | A kind of new energy resource power battery cooling structure |
| CN109449529B (en) * | 2018-10-22 | 2020-10-02 | 苏州乐赢科技咨询有限公司 | New forms of energy power battery heat dissipation cooling structure |
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