CN206332136U - A kind of battery liquid cooling plate and battery bag and vehicle - Google Patents
A kind of battery liquid cooling plate and battery bag and vehicle Download PDFInfo
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- CN206332136U CN206332136U CN201621298055.6U CN201621298055U CN206332136U CN 206332136 U CN206332136 U CN 206332136U CN 201621298055 U CN201621298055 U CN 201621298055U CN 206332136 U CN206332136 U CN 206332136U
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- flow channel
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- cooling chamber
- battery
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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 liquid cooling plate and battery bag and vehicle.The battery liquid cooling plate is internally provided with cooling chamber, and with the inlet and liquid outlet connected with the cooling chamber, the cooling chamber includes：Multiple flow channels, each flow channel is connected with the inlet and the liquid outlet, wherein, multiple flow channels have different flow areas, and the flow area of the higher flow channel of two ends static pressure difference is smaller.In battery liquid cooling plate of the present utility model, static pressure difference higher flow channel in two ends has less flow area, and static pressure difference relatively low flow channel in two ends has larger flow area.And the flow area of flow channel is small, then liquid flowing resistance correspondence increases.At two ends, static pressure difference higher position increases liquid flowing resistance, reduces liquid flowing resistance in two ends static pressure difference lower, so that the flow velocity of each flow channel tends to be identical, so that battery liquid cooling plate is uniformly cooled down to battery bag.
Description
Technical field
The utility model is related to battery bag technical field, more particularly to a kind of battery liquid cooling plate and battery bag and vehicle.
Background technology
In the prior art, it is general to vehicle mounted dynamic battery to be cooled by the way of liquid cooling.And liquid cooling
Typically cooled down on cooling structure using multiple flow channel parallel forms.Wherein, the width phase of each flow channel
Together, the static pressure difference of each flow channel and in parallel mode, to gradually increasing at liquid outlet, causes electricity at neighbouring inlet
There is the larger temperature difference in Chi Bao, causes battery bag inhomogeneous cooling even.
Thus, it is desirable to have a kind of technical scheme come overcome or at least mitigate prior art drawbacks described above.
Utility model content
The purpose of this utility model is to provide a kind of battery liquid cooling plate to overcome or at least mitigate the above-mentioned of prior art
Defect.
To achieve the above object, the utility model provides a kind of battery liquid cooling plate.The inside of the battery liquid cooling plate is set
There is cooling chamber, and with the inlet and liquid outlet connected with the cooling chamber, the cooling chamber includes：Multiple flow channels,
Each flow channel is connected with the inlet and the liquid outlet, wherein, multiple flow channels have different
Flow area, the flow area of the higher flow channel of two ends static pressure difference is smaller.
Further, the inlet and the liquid outlet are located at the two ends on the length direction of the cooling chamber, described
Width extension of multiple flow channels along the cooling chamber, and arranged successively on the length direction of the cooling chamber,
And the flow area of the flow channel is from the flow channel of the closest inlet to the flowing farthest away from the inlet
Passage is gradually reduced.
Further, the multiple flow channel has identical depth and the chi on the width of the cooling chamber
It is very little identical, and size of the flow channel on the length direction of the cooling chamber be gradually reduced.
Further, size uniform of the multiple flow channel on the length direction of the cooling chamber successively decreases.
Further, disturbing flow device is provided with the flow channel.
Further, the cooling chamber further comprises inlet side afflux area, the inlet side afflux area and the feed liquor
Mouthful be connected with the multiple flow channel, and size of the inlet side afflux area on the width of the cooling chamber by
It is decrescence small.
Further, the side of the remote flow channel in the inlet side afflux area is distributed with spoiler.
Further, the cooling chamber further comprises outlet side afflux area, the outlet side afflux area with it is described go out liquid
Mouth is connected with the multiple flow channel, wherein, the outlet side afflux area is shaped as cuboid.
The utility model also provides a kind of battery bag, and the battery bag includes battery liquid cooling plate as described above.
The utility model also provides a kind of vehicle, and the vehicle includes battery bag as described above.
In battery liquid cooling plate of the present utility model, each flow channel has different flow areas, and two ends static pressure
The flow area of the higher flow channel of difference is smaller.That is, static pressure difference higher flow channel in two ends has less lead to
Flow area, the relatively low flow channel of two ends static pressure difference has larger flow area.And adjust the flow area phase of flow channel
When in the liquid flowing resistance of adjustment flow channel, the flow area of flow channel is small, then liquid flowing resistance correspondence increases.Phase
Instead, the flow area of flow channel is big, then liquid flowing resistance correspondence reduces.The static pressure difference higher position increase liquid flowing at two ends
Resistance, liquid flowing resistance is reduced in two ends static pressure difference lower, so that the flow velocity of each flow channel tends to be identical, so that
Battery liquid cooling plate is uniformly cooled down to battery bag.
Brief description of the drawings
Fig. 1 is the schematic diagram of the battery liquid cooling plate according to the embodiment of the utility model one.
Reference：
| 1 | Inlet | 5 | Flow channel |
| 2 | Liquid outlet | 6 | Disturbing flow device |
| 3 | Inlet side afflux area | 7 | Collector plate |
| 4 | Outlet side afflux area | 8 | Spoiler |
Embodiment
In the accompanying drawings, same or similar element is represented or with same or like function using same or similar label
Element.Embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings.
In description of the present utility model, term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear", "left", "right", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " top ", " bottom " " interior ", " outer " are based on orientation shown in the drawings or position
Relation, is for only for ease of description the utility model and simplifies description, rather than indicate or imply that the device or element of meaning must
There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model protection domain
Limitation.
Battery liquid cooling plate of the present utility model is related to battery bag technical field, is mainly used in cooling down battery bag.
According to the cooling chamber that is internally provided with of battery liquid cooling plate of the present utility model, and have what is connected with the cooling chamber
Inlet and liquid outlet, the cooling chamber include multiple flow channels.Each flow channel and the inlet and described
Liquid outlet is connected, wherein, multiple flow channels have different flow areas, the higher flow channel of two ends static pressure difference
Flow area is smaller.
Each flow channel in above-mentioned battery liquid cooling plate has different flow areas, and the higher stream of two ends static pressure difference
The flow area of dynamic passage is smaller.That is, static pressure difference higher flow channel in two ends has less flow area, two ends
The relatively low flow channel of static pressure difference has larger flow area.And the flow area for adjusting flow channel flows equivalent to adjustment
The liquid flowing resistance of passage, the flow area of flow channel is small, then liquid flowing resistance correspondence increases.On the contrary, flow channel
Flow area it is big, then liquid flowing resistance correspondence reduces.At two ends, static pressure difference higher position increases liquid flowing resistance, at two ends
Static pressure difference lower reduces liquid flowing resistance, so that the flow velocity of each flow channel tends to be identical, so that battery liquid cooling plate
Battery bag is uniformly cooled down.
Battery liquid cooling plate is internally provided with cooling chamber, and with the inlet 1 and liquid outlet 2 connect with cooling chamber.Ginseng
See Fig. 1, the outward flange of cooling chamber encloses plate by three pieces and one piece of collector plate 7 is surrounded.And cooling chamber include inlet side afflux area 3,
Outlet side afflux area 4 and multiple flow channels 5.
Referring to Fig. 1, each flow channel 5 is connected with inlet 1 and liquid outlet 2, to realize the circulation of coolant.Specifically
Ground, the upper end of flow channel 5 is connected with inlet 1, and the lower end of flow channel 5 is connected with liquid outlet 2.Wherein, inlet 1 is used for
Flowed into for coolant in cooling chamber, liquid outlet 2 is used for for the coolant outflow in cooling chamber.
Wherein, multiple flow channels 5 have different flow areas, the higher flow channel 5 of two ends static pressure difference it is through-flow
Area is smaller.That is, static pressure difference higher flow channel 5 in two ends has less flow area, two ends static pressure difference is relatively low
Flow channel there is larger flow area.Wherein, two ends static pressure difference refers to the upper and lower ends of the flow channel 5 in Fig. 1
The difference of the pressure born.Relatively low or higher two ends static pressure difference is that comparatively, the static pressure difference of two ends static pressure difference lower is low
In the static pressure difference of two ends static pressure difference higher position.And liquid of the flow area equivalent to adjustment flow channel 5 of adjustment flow channel 5
Flow resistance.The flow area of flow channel 5 is small, then liquid flowing resistance correspondence increases.On the contrary, the through-flow face of flow channel 5
Product is big, then liquid flowing resistance correspondence reduces.That is, the present embodiment is in the increase liquid flowing resistance of two ends static pressure difference higher position
Power, liquid flowing resistance is reduced in two ends static pressure difference lower.Making the flow velocity of each flow channel 5 tends to be identical, so that electric
Pond liquid cooling plate is uniformly cooled down to battery bag.
Referring to Fig. 1, inlet 1 and liquid outlet 2 are located at (the horizontal-extending arrow in such as Fig. 1 on the length direction of cooling chamber
Head shown in) two ends.And inlet 1 and the liquid outlet 2 (arrow of the vertical extension in such as Fig. 1 on the width of cooling chamber
It is shown) it is setting up and down.Specifically, inlet 1 is arranged on the left side top of cooling chamber, and liquid outlet 2 is arranged on the right side of cooling chamber
Lower end.
Referring to Fig. 1, width extension of multiple flow channels 5 along cooling chamber, and on the length direction of cooling chamber
Arrange successively.And the flow area of flow channel 5 is from the flow channel closest to inlet 1 to the flowing farthest away from inlet 1
Passage is gradually reduced.That is, the flow area of multiple flow channels 5 on the left and right directions shown in Fig. 1 from left to right by
It is decrescence small.It is pointed out that the difference for the pressure that the upper and lower ends of flow channel 5 are born gradually increases from left to right.In Fig. 1
Left side be that right side in low-pressure area, Fig. 1 is higher-pressure region.The flow area of multiple flow channels 5 gradually subtracts from left to right
It is small, liquid flowing resistance correspondence is gradually increased, so that realizing the flow velocity of the coolant in each flow channel 5 tends to be equal.
Referring to Fig. 1, multiple flow channels 5 have identical depth, i.e., multiple flow channels 5 are in the front and back shown in Fig. 1
The depth extended upward is identical.And size (i.e. length) of multiple flow channels 5 on the width of cooling chamber is identical, i.e.,
Multiple flow channels 5 are identical in the length dimension that the upper and lower shown in Fig. 1 is extended upward.And flow channel 5 is in cooling chamber
Size (i.e. width) on length direction, from the flow channel closest to inlet 1 to the flow channel farthest away from inlet 1 by
It is decrescence small.That is, the width dimensions of multiple flow channels 5 are gradually reduced from left to right on the left and right directions shown in Fig. 1.
Only need to adjust the width dimensions of flow channel 5 in the present embodiment, you can realize the regulation to the flow velocity of flow channel 5.Variable
It is few, make regulation simple and convenient.
Advantageously, size of the width of multiple flow channels 5 on the length direction of cooling chamber, from closest to inlet
1 flow channel starts uniformly to successively decrease.That is, the stand out between adjacent flow channels 5 is set to identical, make stand out
Fixed and convenient design and producing are set.For example, between first, left side flow channel 5 and second, left side flow channel 5
Spacing is 2mm, and the spacing between second, left side flow channel 5 and the 3rd, left side flow channel 5 is also 2mm.
Simulate and test by SRAR-CCM+ softwares and carry out repeatedly analysis test, by the width between adjacent flow channels 5
Difference is arranged in the range of 1.5mm to 4mm, the cooling liquid speed in each flow channel 5 is more tended to be equal.For example, phase
Stand out between adjacent flow channel 5 could be arranged to 1.5mm, 2mm, 4mm or other numerical value in the range of this.At one preferably
Embodiment in, when the stand out between adjacent flow channels 5 is set to 2mm, make the cooling liquid speed in each flow channel 5
Most tend to be equal, so as to uniformly be cooled down to battery bag.
Referring to Fig. 1, disturbing flow device 6 is provided with flow channel 5.Disturbing flow device 6 can form certain in flow channel 5
Obstacle, the flowing for making the coolant in flow channel 5 forms turbulent (i.e. turbulent flow), so as to improve heat exchanger effectiveness.Can be with
Understand, the quantity of disturbing flow device 6 can be set according to actual needs.The quantity of disturbing flow device 6 sets more, more easily makes
The flowing of coolant in flow channel 5 forms turbulent flow, and heat exchanger effectiveness is higher.It is understood that the shape of disturbing flow device 6
It can also set according to actual needs.
In the present embodiment, disturbing flow device 6 is preferably turbulator.Turbulator makes the flowing of coolant form the effect of turbulent flow
Good, heat exchanger effectiveness is high.In the present embodiment, turbulator be cylindricality disturbing flow device, make between turbulator and coolant have compared with
Big contact area.
Referring to Fig. 1, inlet side afflux area 3 is located at the side (upside i.e. shown in Fig. 1) on the width of cooling chamber, and
Inlet side afflux area 3 is connected with inlet 1 and multiple flow channels 5, makes the coolant entered by inlet 1 in cooling chamber
Multiple flow channels 5 are flowed into by inlet side afflux area 3.And 3 chi on the width of cooling chamber of inlet side afflux area
It is very little from closest to being gradually reduced at inlet 1, i.e., size of the inlet side afflux area 3 on the above-below direction shown in Fig. 1 by it is left extremely
The right side is gradually successively decreased, to adjust the distribution of afflux area pressure.
Referring to Fig. 1, inlet side afflux area 3 is shaped as wedge shape.Inlet side afflux area 3 is on the above-below direction shown in Fig. 1
Size gradually successively decrease from left to right, with along wedge-shaped direction improve coolant flow velocity.Make the pressure in inlet side afflux area 3 along
Liquid flows to pressure and reduced, to reduce the pressure of higher-pressure region.So as to reduce the two ends static pressure difference of flow channel 5, make each
The two ends static pressure difference of flow channel 5 gradually tends to be equal from left to right.In the present embodiment, the key groove in inlet side afflux area 3
Degree is set to 4 °, makes the effect of adjustment afflux area pressure distribution best.
Referring to Fig. 1, the side of the remote flow channel 5 in inlet side afflux area 3 is distributed with spoiler 8.Spoiler 8 is specific
It is arranged in collector plate 7.Spoiler 8 can form certain obstacle in inlet side afflux area 3, for making inlet side afflux area
The flowing of coolant in 3 forms turbulent (i.e. turbulent flow), so as to improve heat exchanger effectiveness.It is understood that the number of spoiler 8
Amount can be set according to actual needs.The quantity of spoiler 8 sets more, more easily makes the coolant in inlet side afflux area 3
Flowing form turbulent flow, heat exchanger effectiveness is higher.It is understood that the shape of spoiler 8 can also be set according to actual needs
Put.In the present embodiment, spoiler 8 is preferably turbulator.
Referring to Fig. 1, on the width of cooling chamber, outlet side afflux area 4 is located at relative with inlet side afflux area 3 another
Side (downside i.e. shown in Fig. 1).And outlet side afflux area 4 is connected with liquid outlet 2 and multiple flow channels 5.That is,
Multiple flow channels 5 are located at inlet side afflux area on the width of cooling chamber (as shown in the arrow of the vertical extension in figure)
Between 3 and outlet side afflux area 4.Wherein, outlet side afflux area 4 is shaped as cuboid, and simple shape rule makes logical from flowing
The coolant that road 5 is flowed into outlet side afflux area 4 evenly can flow out from outlet side afflux area 4.
The utility model also provides a kind of battery bag, and the battery bag includes battery liquid cooling plate as described above.
The utility model also provides a kind of vehicle, and the vehicle includes battery bag as described above.
In battery liquid cooling plate of the present utility model, each flow channel has different flow areas, and two ends static pressure
The flow area of the higher flow channel of difference is smaller.That is, static pressure difference higher flow channel in two ends has less lead to
Flow area, the relatively low flow channel of two ends static pressure difference has larger flow area.And adjust the flow area phase of flow channel
When in the liquid flowing resistance of adjustment flow channel, the flow area of flow channel is small, then liquid flowing resistance correspondence increases.Phase
Instead, the flow area of flow channel is big, then liquid flowing resistance correspondence reduces.The static pressure difference higher position increase liquid flowing at two ends
Resistance, liquid flowing resistance is reduced in two ends static pressure difference lower, so that the flow velocity of each flow channel tends to be identical, so that
Battery liquid cooling plate is uniformly cooled down to battery bag.
It is last it is to be noted that：Above example is only limited to illustrate the technical solution of the utility model, rather than to it
System.It will be understood by those within the art that：Technical scheme described in foregoing embodiments can be modified, or
Person carries out equivalent to which part technical characteristic；These modifications are replaced, and take off the essence of appropriate technical solution
From the spirit and scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a kind of battery liquid cooling plate, it is characterised in that it is internally provided with cooling chamber, and has and entering that the cooling chamber is connected
Liquid mouthful (1) and liquid outlet (2), the cooling chamber include：
Multiple flow channels (5), each flow channel (5) connects with the inlet (1) and the liquid outlet (2), its
In, multiple flow channels (5) have different flow areas, the through-flow face of the higher flow channel of two ends static pressure difference (5)
Product is smaller.
2. battery liquid cooling plate as claimed in claim 1, it is characterised in that the inlet (1) and the liquid outlet (2) are located at
Two ends on the length direction of the cooling chamber, width extension of the multiple flow channel (5) along the cooling chamber,
And arranged successively on the length direction of the cooling chamber, and the flow area of the flow channel (5) enters from described in
The flow channel of liquid mouthful (1) to the flow channel farthest away from the inlet (1) is gradually reduced.
3. battery liquid cooling plate as claimed in claim 2, it is characterised in that the multiple flow channel (5) has identical deep
Degree and size on the width of the cooling chamber is identical, and the flow channel (5) is in the length side of the cooling chamber
Upward size is gradually reduced.
4. battery liquid cooling plate as claimed in claim 3, it is characterised in that the multiple flow channel (5) is in the cooling chamber
Length direction on size uniform successively decrease.
5. the battery liquid cooling plate as any one of claim 2-4, it is characterised in that be provided with the flow channel (5)
Disturbing flow device (6).
6. the battery liquid cooling plate as any one of claim 2-4, it is characterised in that the cooling chamber further comprise into
Kou Ce affluxs area (3), the inlet side afflux area (3) is connected with the inlet (1) and the multiple flow channel (5),
And size of the inlet side afflux area (3) on the width of the cooling chamber is gradually reduced.
7. battery liquid cooling plate as claimed in claim 6, it is characterised in that the remote stream of the inlet side afflux area (3)
The side of dynamic passage (5) is distributed with spoiler (8).
8. the battery liquid cooling plate as any one of claim 2-4, it is characterised in that the cooling chamber further comprises
Kou Ce affluxs area (4), the outlet side afflux area (4) is connected with the liquid outlet (2) and the multiple flow channel (5),
Wherein, the outlet side afflux area (4) is shaped as cuboid.
9. a kind of battery bag, it is characterised in that including the battery liquid cooling plate as any one of claim 1 to 8.
10. a kind of vehicle, it is characterised in that including battery bag as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621298055.6U CN206332136U (en) | 2016-11-30 | 2016-11-30 | A kind of battery liquid cooling plate and battery bag and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621298055.6U CN206332136U (en) | 2016-11-30 | 2016-11-30 | A kind of battery liquid cooling plate and battery bag and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206332136U true CN206332136U (en) | 2017-07-14 |
Family
ID=59289191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621298055.6U Expired - Fee Related CN206332136U (en) | 2016-11-30 | 2016-11-30 | A kind of battery liquid cooling plate and battery bag and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206332136U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110371A (en) * | 2017-12-15 | 2018-06-01 | 冯志成 | A kind of power battery module structure |
| CN109149007A (en) * | 2018-08-30 | 2019-01-04 | 奇瑞新能源汽车技术有限公司 | A kind of electric automobile power battery liquid cooling plate |
| CN112002956A (en) * | 2020-08-21 | 2020-11-27 | 常州瑞德丰精密技术有限公司 | Liquid cooling board, battery package, electric automobile and energy memory |
| CN113707969A (en) * | 2020-05-08 | 2021-11-26 | 恒大新能源技术(深圳)有限公司 | Liquid cooling plate, battery pack and flow control method |
| CN113991208A (en) * | 2021-09-30 | 2022-01-28 | 西安交通大学 | Liquid cooling power battery box |
| CN115279111A (en) * | 2021-04-30 | 2022-11-01 | 深圳市英维克科技股份有限公司 | Liquid cooling plate and heat dissipation equipment |
-
2016
- 2016-11-30 CN CN201621298055.6U patent/CN206332136U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110371A (en) * | 2017-12-15 | 2018-06-01 | 冯志成 | A kind of power battery module structure |
| CN109149007A (en) * | 2018-08-30 | 2019-01-04 | 奇瑞新能源汽车技术有限公司 | A kind of electric automobile power battery liquid cooling plate |
| CN113707969A (en) * | 2020-05-08 | 2021-11-26 | 恒大新能源技术(深圳)有限公司 | Liquid cooling plate, battery pack and flow control method |
| CN112002956A (en) * | 2020-08-21 | 2020-11-27 | 常州瑞德丰精密技术有限公司 | Liquid cooling board, battery package, electric automobile and energy memory |
| CN115279111A (en) * | 2021-04-30 | 2022-11-01 | 深圳市英维克科技股份有限公司 | Liquid cooling plate and heat dissipation equipment |
| CN113991208A (en) * | 2021-09-30 | 2022-01-28 | 西安交通大学 | Liquid cooling power battery box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170714 Termination date: 20211130 |