CN208522061U - Power battery heat-exchange system and its liquid storage device and new-energy automobile - Google Patents
Power battery heat-exchange system and its liquid storage device and new-energy automobile Download PDFInfo
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- CN208522061U CN208522061U CN201821058098.6U CN201821058098U CN208522061U CN 208522061 U CN208522061 U CN 208522061U CN 201821058098 U CN201821058098 U CN 201821058098U CN 208522061 U CN208522061 U CN 208522061U
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- power battery
- exchange system
- storage device
- liquid storage
- 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
This disclosure relates to a kind of power battery heat-exchange system and its liquid storage device and new-energy automobile, wherein, the power battery heat-exchange system includes the pipeline loop (A) and liquid storage device (1) for circulating for heat exchanging liquid, the liquid storage device (1) includes the feed liquor nozzle (12) and outlet tube mouth (13) for limiting the main body (11) of cavity (10) and connecting with the main body (11) and being connected to the cavity (10), the feed liquor nozzle (12) and outlet tube mouth (13) are connected in the pipeline loop (A), the liquid storage device (1) further includes the exhaust outlet (14) for being arranged on the main body (11) and being connected to the cavity (10).Through the above technical solutions, the power battery heat-exchange system that the disclosure provides can be realized, the automatically and constantly gas in discharge line circuit with circulating for heat exchanging liquid.
Description
Technical field
This disclosure relates to technical field of new energy, and in particular, to a kind of power battery heat-exchange system, power battery
The liquid storage device and new-energy automobile of heat-exchange system.
Background technique
Power battery is using electric power as one of New-energy electric vehicle core component of power, is the power source of vehicle.It is dynamic
When power battery charging and discharging, working efficiency, service life and security performance are all affected by temperature, it is therefore desirable to rationally control
The temperature of power battery, so that it plays best efficiency.
Liquid cooling system is emerging technology in recent years, and principle is to provide the pipeline loop circulated for coolant liquid,
A part of the pipeline loop passes through power battery, and heat exchange occurs with power battery when coolant liquid flows through the part, thus
So that power battery obtains required temperature.Since vehicle space is limited, in order to avoid the component or structure of surrounding, pipe
There is the case where height rises and falls more in road circuit, or even will form complex-shaped gas chamber.Will be in coolant liquid flow in pipes circuit
During, many places vent valve is set usually in pipeline loop, height is risen and fallen, the pipeline with complex-shaped gas chamber
In gas discharge.
However, also having coolant liquid when vent valve is opened and is vented and being flowed out from vent valve, certain coolant liquid is caused to consume
Damage.In addition, due to needing that vent valve is opened or closed manually, Operating Complexity is not only increased, and take time and effort.
And due to the complex characteristics of coolant liquid circulation line, it needs to flow to along coolant liquid and opens deflation valve exhaust and again one by one
It is multiple multiple, most air of circulation line could be discharged, but still cannot achieve the air in pipeline and be completely exhausted out.
Utility model content
Purpose of this disclosure is to provide a kind of power battery heat-exchange systems, with automatic with circulating for heat exchanging liquid
And the constantly gas in discharge line circuit.
To achieve the goals above, the disclosure provides a kind of power battery heat-exchange system, including for following for heat exchanging liquid
The dynamic pipeline loop of circulation, wherein the power battery heat-exchange system includes liquid storage device, which includes the master for limiting cavity
Body and the feed liquor nozzle and outlet tube mouth for connecting with the main body and being connected to the cavity, the feed liquor nozzle are connected with outlet tube mouth
In the pipeline loop, the liquid storage device further includes the exhaust outlet that setting is connected on the body and with the cavity.
Selectively, the feed liquor nozzle is set as not less than the outlet tube mouth.
Selectively, the top of the liquid storage device is arranged in the exhaust outlet, and is provided with normally closed switch valve, this is normally closed
Switch valve is set as opening when the pressure in the cavity reaches predetermined value.
Selectively, the liquid storage device further includes the fluid injection nozzle for connecting with the main body and being connected to the cavity.
Selectively, the power battery heat-exchange system further includes water tank, pump, liquid injecting pipeline and exhaust pipe, the water
The liquor charging mouth of case is connected to by the liquid injecting pipeline with the fluid injection nozzle, and the inlet of the pump is described with the liquid storage device
The connection of outlet tube mouth, and the inlet of the pump is arranged as not higher than the outlet tube mouth, the water tank includes air inlet and overflows
Port, the exhaust outlet are connected to by the exhaust pipe with the air inlet.
Selectively, the location arrangements of the water tank are higher than the heat exchange liquid at any position in heat exchanging liquid circulation loop
The position height of body.
Selectively, the power battery heat-exchange system includes the excessive feed channel being communicated with the atmosphere, the excessive port and institute
State excessive feed channel connection.
Selectively, the excessive port is arranged in the top of the water tank, and is provided with normally closed switch valve, this is normally closed to open
It closes valve and is set as opening when the pressure in the water tank reaches predetermined value.
Based on the above technical solution, the disclosure also provides a kind of liquid storage device of power battery heat-exchange system, wherein
The liquid storage device is the above-mentioned liquid storage device stated in power battery heat-exchange system.
In addition, the disclosure also provides a kind of new-energy automobile, including power battery, wherein the new-energy automobile also wraps
Above-mentioned power battery heat-exchange system is included, for exchanging heat with the power battery.
Through the above technical solutions, the effect that the power battery heat-exchange system that the disclosure provides can be realized is to exchange heat
During liquid circulation flows, the air in pipeline loop is squeezed and is carried secretly by heat exchanging liquid, and with the stream of heat exchanging liquid
It is dynamic and enter in liquid storage device, and in liquid storage device under gravity, the air of entrained with separated with heat exchanging liquid and via
Exhaust outlet discharge, to realize the exhaust of pipeline loop.With the continuous circulation of heat exchanging liquid, the exhaust of pipeline loop automatically into
Row does not need manual operation, uses manpower and material resources sparingly until air therein is fully drained.In addition, the power that the disclosure provides
In battery heat-exchange system, only air can be discharged from exhaust outlet, therefore be discharged and be lost there is no heat exchanging liquid
Phenomenon.
Other feature and advantage of the disclosure will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is and to constitute part of specification for providing further understanding of the disclosure, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings:
Fig. 1 is the simplified block diagram of the power battery heat-exchange system provided according to disclosed embodiment；
Fig. 2 is the schematic diagram of the liquid storage device in the power battery heat-exchange system provided according to disclosed embodiment.
Description of symbols
1- liquid storage device, 10- cavity, 11- main body, 12- feed liquor nozzle, 13- outlet tube mouth, 14- exhaust outlet, 15- liquid injection pipe
Mouthful, 2- water tank, 21- liquor charging mouth, 22- air inlet, 23- overflows port, and 3- is pumped, 4- heat management device of power battery, 5- power battery,
6- tee tube, A- pipeline loop, B- liquid injecting pipeline, C- exhaust pipe, D- overflow feed channel.
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the disclosure.It should be understood that this place is retouched
The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
In the disclosure, in the absence of explanation to the contrary, the noun of locality used such as " high and low ", " top, bottom end " is logical
Refer to " high and low " and " top, bottom end " on the vertical direction of vehicle.
According to the specific embodiment of the disclosure, a kind of power battery heat-exchange system is provided, it is described with reference to shown in Fig. 1
Power battery heat-exchange system includes the pipeline loop A and liquid storage device 1 for circulating for heat exchanging liquid, which includes
The feed liquor nozzle 12 and outlet tube mouth 13 for limiting the main body 11 of cavity 10 and connecting with the main body 11 and being connected to the cavity 10,
The feed liquor nozzle 12 and outlet tube mouth 13 are connected in the pipeline loop A, and the liquid storage device 1 further includes being arranged in the main body
The exhaust outlet 14 being connected on 11 and with the cavity 10.
Through the above technical solutions, the effect that the power battery heat-exchange system that the disclosure provides can be realized is to exchange heat
During liquid circulation flows, the air in pipeline loop is squeezed and is carried secretly by heat exchanging liquid, and with the stream of heat exchanging liquid
It moves and enters in liquid storage device 1, and in liquid storage device 1 under gravity, the air of entrained with is separated and passed through with heat exchanging liquid
It is discharged by exhaust outlet 14, to realize the exhaust of pipeline loop.With the continuous circulation of heat exchanging liquid, the exhaust of pipeline loop is certainly
It is dynamic to carry out, until air therein is fully drained, manual operation is not needed, is used manpower and material resources sparingly.In addition, what the disclosure provided
In power battery heat-exchange system, only air can be discharged from exhaust outlet 14, therefore be discharged and occurred there is no heat exchanging liquid
The phenomenon that loss.
When causing to generate steam in liquid storage device 1 when heat exchanging liquid temperature is higher, these steam can be as air be by together
It is discharged from exhaust outlet.For this purpose, normally closed switch has can be set in the exhaust outlet 14 in a kind of embodiment that the disclosure provides
Valve (not shown), the normally closed switch valve are set as opening when the pressure in the cavity 10 reaches predetermined value, change to reduce
The discharge of hot liquid streams reduces resulting heat exchanging liquid consume, meanwhile, it also can be avoided because vehicle driving is in crankcase ventilaton
Upper jolt and cause heat exchanging liquid to overflow from exhaust outlet 14.In addition, in the specific embodiment that the disclosure provides, row
Highest liquid level line of the port 14 in the cavity 101 that the position of liquid storage device 1 is at least above liquid storage device 1, it is selectively, described
Exhaust outlet 14 can be arranged in the top of the liquid storage device 1.
In the specific embodiment that the disclosure provides, liquid storage device 1 may serve as entire heat-exchange system and provide heat exchange liquid
Container, in this case, it is no longer necessary to which other container is set as heat exchanging liquid source.It can be possible that being limited to whole
Vehicle space, the volume of liquid storage device 1 can not be arranged too greatly, and in this case, liquid storage device 1 does not have to provide as entire heat-exchange system
The container of heat exchanging liquid is only used for realizing the automatic exhaust of heat-exchange system.At this point, the liquid storage device 1 may include and institute
The fluid injection nozzle 15 stating the connection of main body 11 and being connected to the cavity 10, for injecting the heat exchange liquid into the cavity 10
Body.
Wherein, in the case where the installation in automobiles of liquid storage device 1, the location arrangements of the outlet tube mouth 13 are not higher than described
The position of feed liquor nozzle 12 and the fluid injection nozzle 15, so that the heat exchanging liquid in cavity 10 can be assisted in the gravity of itself
Under effect, pump 3 can more easily pump heat exchanging liquid.Meanwhile this set is beneficial to the heat exchanging liquid in pipeline loop A
It circulates taken away air to enter in liquid storage device 1 from inlet 12, and is entered in pipeline loop A from outlet tube mouth 13
Heat exchanging liquid do not carry air.
Selectively, the power battery heat-exchange system may include for providing heat exchanging liquid source for entire heat-exchange system
Water tank 2, pump 3, liquid injecting pipeline B and exhaust pipe C, the liquor charging mouth 21 of the water tank 2 passes through the liquid injecting pipeline B and the note
Liquid pipe mouth 15 is connected to, to inject heat exchanging liquid into liquid storage device 1.
Wherein, it is contemplated that there can be the case where full of heat exchanging liquid in liquid storage device 1, meanwhile, when heat exchanging liquid temperature is excessively high
When from the gas that liquid storage device 1 is discharged can carry some heat exchanging liquid steam, in order to avoid the heat exchange caused by for these reasons
Liquid is discharged to exterior space and generates loss, the gas being discharged in liquid storage device 1 can first be guided into water tank 2, in this way, by
It is fully loaded in liquid storage device 1 and can be recycled at water tank 2 from the heat exchanging liquid that exhaust outlet 14 overflows, likewise, from 14 row of exhaust outlet
Entrained steam can also recycle at water tank 2 in air out, be beneficial to reuse.For this purpose, can be on the water tank 2
It is provided with air inlet 22 and excessive port 23, the exhaust outlet 14 is connected to by exhaust pipe C with the air inlet 22.Here, being
Convenient for connecting with exhaust pipe C, at exhaust outlet 14 nozzle can be set.From liquid storage device 1, that is, from entire heat exchange
The air of system is finally discharged from excessive port 23 through exhaust outlet 14, exhaust pipe C, air inlet 22, water tank 2.
Wherein, for the gas being reduced as far as in pipeline loop A, after being assembled in vehicle, with vehicle coordinate
System is reference, pumps 3 inlet and is arranged as not higher than outlet tube mouth 13, so that the blade of pump 3 is always in immersion liquid.
Wherein, in the case where the installation in automobiles of water tank 2, the position of the water tank 2 may be arranged to be higher than heat exchanging liquid
The position height of heat exchanging liquid in circulation loop at any position, can easily supplement the heat exchanging liquid in liquid storage device 1.
Selectively, at liquor charging mouth 21 or on liquid injecting pipeline B or at fluid injection nozzle 15, switch valve can be set, to control liquid storage
The supply of heat exchanging liquid in device 1.Wherein, liquor charging mouth 21 can be set on the bottom surface of water tank 2, in order to which heat exchanging liquid can be
It is flowed out under the action of self gravity.
Wherein, the power battery heat-exchange system may include the excessive feed channel D being communicated with the atmosphere, the excessive port 23 with
The feed channel D that overflows is connected to, and some component or structure of vehicle are directly directed to avoid the gas of row outwardly.In this case,
Normally closed switch valve can be set at the excessive port 23, which is set as the arrival of the pressure in the water tank 2
It is opened when predetermined value, to reduce the discharge for changing hot liquid streams, reduces resulting heat exchanging liquid consume, meanwhile, it is also beneficial
Pressure in the entire heat-exchange system of holding.Draw in addition, also can be avoided because vehicle driving is being jolted on crankcase ventilaton
Heat exchanging liquid is played to overflow from excessive port 23.
Selectively, the water tank 2 can be expansion tank 2, and heat exchanging liquid (such as water) is swollen in receiving heat-exchange system
Bulk plays the role of level pressure and feeds the effect of heat exchanging liquid for heat-exchange system.
Wherein, in the case that liquid storage device 1 and water tank 2 are in installation site, the cloth of air inlet 22 and excessive port 23 in water tank 2
Seated position is at least above the highest liquid level line of water tank 2, and selectively, the excessive port 23 is arranged in the top of the water tank 2.
In the specific embodiment that the disclosure provides, it is believed that when liquid storage device 1 is installed in vehicle, with hanging down for vehicle
The direction parallel to direction is that axially, liquid storage device 1 has the radial direction axially vertical with this.Feed liquor nozzle 12, fluid injection nozzle
15 can extend along any appropriate direction, for example, can extend along the radial direction of liquid storage device 1.Outlet tube mouth 13 can edge
Any appropriate direction extends, for example, can extend along the radial direction of liquid storage device 1, or along angled with radial direction
Direction extends, selectively, when liquid storage device 1 is installed in vehicle, any side of outlet tube mouth 13 in the horizontal direction or downwards
To extension.In addition, the nozzle at exhaust outlet 14 can also extend along any appropriate direction, for example, can be along the axis of liquid storage device 1
Extend to direction.In addition, the nozzle at feed liquor nozzle 11, outlet tube mouth 12, fluid injection nozzle 15, exhaust pipe 14 and liquid storage device 1
Junction between body can be using any appropriate interim forms such as right angle transition, arc transition, variable diameter transition.Feed liquor nozzle
11, outlet tube mouth 12, fluid injection nozzle 15, the connection between nozzle and corresponding pipeline at exhaust pipe 14 are to be tightly connected, can
It is realized with having used drum, threaded connection, heat to melt any appropriate connection type such as connection, bonding.In addition, feed liquor nozzle 11, go out
Liquid pipe mouth 12, fluid injection nozzle 15 can be partly extended in the cavity 10 of ontology 11, and the part can be with any appropriate
Shape and extension angle setting.In addition, liquid storage device 1 can arbitrarily meet use demand using stainless steel, aluminium, copper, plastics etc.
The material method molding any appropriate by welding, casting, injection molding etc..
In the specific embodiment that the disclosure provides, the power battery heat-exchange system further includes being arranged in the pipeline
Heat management device of power battery 4 on the A of circuit, after the heat exchanging liquid is pumped out by the pump 3 from the outlet tube mouth 13
The heat management device of power battery 4, power battery 5 are flowed through, the heat management device of power battery 4 is provided for heating
And/or the cooling heat exchanging liquid so that the heat exchanging liquid obtain the power battery 5 needed for fluid temperature.
Wherein, for meet demand, power battery 5 can be it is multiple, be divided into the power battery pack of multiple parallel connections, back of pipeline
Road A can separate multiple laterals by way of tee tube 6 is arranged, so that heat exchanging liquid flows through each power battery
Group.And it in each power battery pack may include multiple concatenated power batteries 5.
Wherein, heat management device of power battery 4 such as can set using overhead, bottom, is built-in at any installation form, be mounted on vehicle
Any part.
Wherein, pump 3 can integrate in heat management device of power battery 4, be also possible to independent component.
Based on the above technical solution, the disclosure also provides a kind of liquid storage device of power battery heat-exchange system, the storage
Liquid device is the liquid storage device 1 in above-mentioned power battery heat-exchange system.
In addition, based on the above technical solution, the disclosure also provides a kind of new-energy automobile, including power battery 5,
It further include above-mentioned power battery heat-exchange system, for exchanging heat with the power battery 5.
The preferred embodiment of the disclosure is described in detail in conjunction with attached drawing above, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection scope of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the disclosure to it is various can
No further explanation will be given for the combination of energy.
In addition, any combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought equally should be considered as disclosure disclosure of that.
Claims (10)
1. a kind of power battery heat-exchange system, including the pipeline loop (A) for circulating for heat exchanging liquid, feature exists
In, the power battery heat-exchange system includes liquid storage device (1), the liquid storage device (1) include limit cavity (10) main body (11) and
The feed liquor nozzle (12) and outlet tube mouth (13) for connecting with the main body (11) and being connected to the cavity (10), the feed liquor nozzle
(12) it is connected in the pipeline loop (A) with outlet tube mouth (13), the liquid storage device (1) further includes being arranged in the main body
(11) exhaust outlet (14) being connected on and with the cavity (10).
2. power battery heat-exchange system according to claim 1, which is characterized in that the feed liquor nozzle (12) is set as not
Lower than the outlet tube mouth (13).
3. power battery heat-exchange system according to claim 1, which is characterized in that the exhaust outlet (14) is arranged described
The top of liquid storage device (1), and it is provided with normally closed switch valve, which is set as the pressure in the cavity (10)
It is opened when reaching predetermined value.
4. power battery heat-exchange system described in any one of -3 according to claim 1, which is characterized in that the liquid storage device
It (1) further include the fluid injection nozzle (15) for connecting with the main body (11) and being connected to the cavity (10).
5. power battery heat-exchange system according to claim 4, which is characterized in that the power battery heat-exchange system also wraps
It includes water tank (2), pump (3), liquid injecting pipeline (B) and exhaust pipe (C), the liquor charging mouth (21) of the water tank (2) and passes through the fluid injection
Pipeline (B) is connected to the fluid injection nozzle (15), the inlet of the pump (3) and the outlet tube mouth of the liquid storage device (1)
(13) it is connected to, and the inlet of the pump (3) is arranged as not higher than the outlet tube mouth (13), the water tank (2) includes air inlet
Mouth (22) and excessive port (23), the exhaust outlet (14) are connected to by the exhaust pipe (C) with the air inlet (22).
6. power battery heat-exchange system according to claim 5, which is characterized in that the location arrangements of the water tank (2) are
Higher than the position height of the heat exchanging liquid at any position in heat exchanging liquid circulation loop.
7. power battery heat-exchange system according to claim 5, which is characterized in that the power battery heat-exchange system includes
The excessive feed channel (D) being communicated with the atmosphere, the excessive port (23) are connected to the excessive feed channel (D).
8. power battery heat-exchange system according to claim 5, which is characterized in that the excessive port (23) is arranged in described
The top of water tank (2), and it is provided with normally closed switch valve, the pressure which is set as in the water tank (2) arrives
It is opened when up to predetermined value.
9. a kind of liquid storage device of power battery heat-exchange system, which is characterized in that the liquid storage device is any one in claim 1-8
Liquid storage device (1) in the item power battery heat-exchange system.
10. a kind of new-energy automobile, including power battery (5), which is characterized in that the new-energy automobile further includes according to right
It is required that power battery heat-exchange system described in any one of 1-9, for exchanging heat with the power battery (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821058098.6U CN208522061U (en) | 2018-07-04 | 2018-07-04 | Power battery heat-exchange system and its liquid storage device and new-energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821058098.6U CN208522061U (en) | 2018-07-04 | 2018-07-04 | Power battery heat-exchange system and its liquid storage device and new-energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208522061U true CN208522061U (en) | 2019-02-19 |
Family
ID=65338229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821058098.6U Active CN208522061U (en) | 2018-07-04 | 2018-07-04 | Power battery heat-exchange system and its liquid storage device and new-energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208522061U (en) |
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2018
- 2018-07-04 CN CN201821058098.6U patent/CN208522061U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 102206 Beijing Changping District Shahe town Shayang Road, Niu Niu Wan Village North Patentee after: Beiqi Futian Automobile Co., Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Patentee before: Beiqi Futian Automobile Co., Ltd. |
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| CP02 | Change in the address of a patent holder |