CN210092290U - Battery cooling device and vehicle with same - Google Patents
Battery cooling device and vehicle with same Download PDFInfo
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- CN210092290U CN210092290U CN201921232193.8U CN201921232193U CN210092290U CN 210092290 U CN210092290 U CN 210092290U CN 201921232193 U CN201921232193 U CN 201921232193U CN 210092290 U CN210092290 U CN 210092290U
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- opening
- connecting plate
- battery cooling
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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 battery cooling device and a vehicle with the same, wherein the battery cooling device comprises two collecting pipes and a plurality of cooling pipes arranged between the two collecting pipes, and two ends of each cooling pipe are respectively communicated with the two collecting pipes; each collecting pipe comprises a collecting pipe body with an opening at one side and a connecting plate which is connected with the collecting pipe body and used for sealing the opening, and an opening is formed in the connecting plate; the opening on the connecting plate is connected with the cooling pipe. When the battery cooling device is manufactured, only holes need to be formed in the connecting plate, the connecting plate is welded with the collecting pipe body in a combined mode, and the cooling pipe is welded with the holes in the connecting plate in a combined mode, so that the difficulty is lower than that of the existing process for directly punching pipe slot holes in the collecting pipe; the utility model discloses a battery cooling device, its trompil setting has saved the die cost of notching on the connecting plate, has practiced thrift the processing cost.
Description
Technical Field
The utility model relates to a battery cooling technology field, in particular to battery cooling device and have its vehicle.
Background
Batteries are used as power sources of pure electric vehicles and hybrid electric vehicles, zero pollution can be realized in use, coal, water power and other non-petroleum resources can be utilized, and the problems of pollution discharge and energy of the vehicles can be effectively solved, so that the batteries are generally regarded in the world.
The performance and quality of an electric vehicle depends to a large extent on the performance of the power battery pack with which it is configured. Temperature is a critical factor affecting power cell performance. When the vehicle runs under different driving conditions, the battery can be discharged at different rates, a large amount of heat can be generated at different heat generation rates, and uneven heat accumulation can be generated due to time accumulation and space influence, so that the running temperature of the battery pack is complicated and variable. And too high temperature can lead to the reduction of capacity, life-span and energy efficiency of battery, if the heat that the battery gathers can't in time disperse, can lead to the production of thermal runaway, and the battery has the danger of taking place violent inflation and explosion in the serious time, so must carry out battery cooling to power lithium cell, make its operating temperature be in the interval of preferred.
The battery cooling device of the new energy vehicle mainly takes a liquid cooling plate form as a main part at the present stage, wherein an extruded tube type liquid cooling plate is widely applied, a high-frequency welded tube is adopted as a collecting pipe in the existing extruded tube type liquid cooling plate, fig. 1 is a structural schematic diagram of the existing battery cooling device, fig. 2 is a partial structural schematic diagram of the existing battery cooling device, please refer to fig. 1 and 2, when the existing extruded tube type liquid cooling plate is specifically manufactured, a flattened tube groove 2 'is firstly punched on the collecting pipe 1', and then an extruded tube 3 'is welded with the collecting pipe 1' at a high frequency, and a mold manufacturing cost of the manufacturing method of the extruded tube type liquid cooling plate is high, and a manufacturing process is complex.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a battery cooling device, this battery cooling device's preparation simple process, with low costs.
Another object of the present invention is to provide a vehicle, the battery cooling device of the vehicle has a simple manufacturing process and a low cost.
The utility model discloses a realize through following technical scheme:
the utility model provides a battery cooling device in a first aspect, which comprises two collecting pipes and a plurality of cooling pipes arranged between the two collecting pipes, wherein two ends of the cooling pipes are respectively communicated with the two collecting pipes; each collecting pipe comprises a collecting pipe body with an opening on one side and a connecting plate which is connected with the collecting pipe body and used for sealing the opening, and an opening is formed in the connecting plate; the opening on the connecting plate is connected with the cooling pipe.
As for the battery cooling device, the opening edge of the collecting pipe body is welded to the connecting plate.
According to the battery cooling device, the opening edge of the connecting plate is connected with the outer wall of the cooling pipe in a welding mode.
As above, in the battery cooling device, the connecting plate is embedded and connected to the opening of the header pipe body.
The battery cooling device comprises a connecting plate, a first base plate, a second base plate and a cooling device, wherein the connecting plate comprises a first base plate, a first edge part which is bent and protruded towards one side along the edge of the first base plate, and a second edge part which is formed by bending the edge of the first edge part again; the first edge part is abutted to and welded with the inner wall of the opening of the collecting pipe body, and the second edge part is abutted to and welded with the end face of the opening of the collecting pipe body.
In the battery cooling device, the connecting plate is sleeved at the opening of the collecting pipe body.
According to the battery cooling device, the connecting plate comprises the second substrate and the third edge part which is bent and protruded towards one side along the edge of the second substrate; and the third edge part is abutted and welded with the outer wall of the opening of the collecting pipe body.
As above battery cooling device, the opening is provided with an annular edge perpendicular to the connecting plate; the inner wall of the annular edge is used for being abutted and welded with the outer wall of the cooling pipe.
As above battery cooling device, the cooling tube is flat pipe, the inboard of flat pipe is provided with the strengthening rib, the strengthening rib will the cooling tube inboard is cut apart into many passageways.
A second aspect of the present invention provides a vehicle including the battery cooling device as described above.
The battery cooling device of the utility model comprises two collecting pipes and a plurality of cooling pipes arranged between the two collecting pipes, wherein the two ends of the cooling pipes are respectively communicated with the two collecting pipes, each collecting pipe comprises a collecting pipe body with an opening at one side and a connecting plate which is connected with the collecting pipe body and is used for sealing the opening, wherein the connecting plate is assembled with the collecting pipe body, the connecting plate is provided with an opening, two ends of the cooling pipe can extend into the opening to communicate the two collecting pipes, the battery cooling device abandons the traditional collecting pipe structure during manufacturing, adopts a connecting plate and collecting pipe body combined connecting mode, and selects to directly open holes on the connecting plate (namely, only the holes are required to be manufactured on the connecting plate, and the hole opening mode can select various processing modes), then the connecting plate is combined and welded with the collecting pipe body, and the cooling pipe is combined and welded with the hole on the connecting plate, so that the process difficulty is lower than that of the prior process for directly punching the pipe slot on the collecting pipe; the utility model discloses a battery cooling device, its trompil setting has saved the die cost of notching on the connecting plate, has practiced thrift the processing cost.
The utility model discloses a vehicle includes above-mentioned battery cooling device, and the preparation technology of preparation trompil is lower than the current direct punching press pipe slotted hole technology degree of difficulty on the pressure manifold during this battery cooling device preparation on the connecting plate, and this battery cooling device preparation mode has reduced the mould expense than the current preparation mode of direct punching press pipe slotted hole on the pressure manifold, has practiced thrift the processing cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a conventional battery cooling apparatus;
FIG. 2 is a partial schematic view of a conventional battery cooling apparatus;
fig. 3 is a schematic partial structural view of a battery cooling device according to an embodiment of the present invention;
fig. 4 is an exploded view of a schematic partial structure of the battery cooling device shown in fig. 3 according to the embodiment of the present invention;
FIG. 5 is a schematic view of the cross-sectional structure M-M of FIG. 3;
fig. 6 is a schematic structural diagram of a collecting pipe body according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a connection plate according to an embodiment of the present invention;
fig. 8 is a schematic view of a cooling tube structure of a battery cooling device according to an embodiment of the present invention;
fig. 9 is a schematic partial structural view of a battery cooling device according to an embodiment of the present invention;
fig. 10 is an exploded view of a schematic partial structure diagram of the battery cooling device shown in fig. 9 according to the embodiment of the present invention.
Description of reference numerals:
1-collecting pipe;
2-a cooling pipe;
11-collecting main pipe body;
12-a connecting plate;
13-opening the hole;
21-reinforcing ribs;
121-a first substrate;
122-a first edge portion;
123-a second edge portion;
124-a second substrate;
125-third edge portion;
131-circular rim.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "comprises" and "comprising," and any variations thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The following describes the battery cooling device and the vehicle in detail with reference to the specific embodiments.
The first embodiment is as follows:
fig. 3 is a schematic partial structure diagram of a battery cooling device according to an embodiment of the present invention, and fig. 4 is an exploded view of a schematic partial structure diagram of a battery cooling device according to an embodiment of the present invention shown in fig. 3. Referring to fig. 3 and 4, the battery cooling device of the present embodiment includes two collecting pipes 1 and a plurality of cooling pipes 2 disposed between the two collecting pipes, wherein two ends of the cooling pipes 2 are respectively communicated with the two collecting pipes 1; each collecting pipe 1 comprises a collecting pipe body 11 with an opening on one side and a connecting plate 12 which is connected with the collecting pipe body 11 and used for sealing the opening, and an opening 13 for the cooling pipe to pass through is formed in the connecting plate 12; the opening 13 of the connecting plate 12 is connected with the cooling pipe 2.
In this embodiment, the battery pack is placed above the cooling pipes, the length and number of the cooling pipes 2 may be set according to the specification of the battery pack, the cooling pipes may be spaced apart to reduce the weight, and the battery cooling device of this embodiment may be disposed on the bottom surface or the side surface of the battery to enhance the cooling effect on the battery.
In the battery cooling device of this embodiment, one of the first ends of the collecting pipes is provided with a refrigerant outlet, and the second end is provided with a refrigerant inlet, and after cooling liquid was let in from one of the collecting pipes, the cooling liquid flowed into the other collecting pipe through the inflow cooling pipe, and then the cooling liquid was refluxed between two collecting pipes through the cooling pipe and was realized the high-efficient cooling of the battery pack, thereby cooling down the battery. The present embodiment does not particularly limit the cooling liquid.
In this embodiment, cooling tube 2 is flat pipe, and the both ends of cooling tube 2 communicate respectively two pressure manifold 1, flat pipe have increased the area of contact of coolant liquid with the body, have strengthened the cooling effect to a certain extent. Every collecting main 1 all include one side open-ended collecting main body 11 and with the collecting main body is connected and is used for sealing open-ended connecting plate 12, the collecting main forms through collecting main body 11 and connecting plate 12 combination, trompil 13 and connecting plate 12 integrated into one piece, and is simpler than the tradition on the high frequency welded pipe flat tub of extrusion groove technology, and stamping die's cost of manufacture is high moreover, in this embodiment, the preparation trompil technology is simple on the connecting plate, and is with low costs.
The utility model discloses a battery cooling device includes two pressure manifold and sets up a plurality of cooling tubes between two pressure manifold, the both ends of cooling tube communicate two pressure manifold respectively, each pressure manifold all includes one side open-ended pressure manifold body and is connected with the pressure manifold body and is used for sealing the open-ended connecting plate, wherein the connecting plate is assembled with the pressure manifold body combination, is provided with the trompil on the connecting plate, the cooling tube stretches into the trompil and communicates two pressure manifolds, this battery cooling device only needs to make the trompil on the connecting plate when making, connecting plate and pressure manifold body combination welding, the cooling tube combines the welding with the connecting plate trompil, so than the direct punching press tube slotted hole technology degree of difficulty on the pressure manifold is; the utility model discloses a battery cooling device, its trompil setting has saved the die cost of notching on the connecting plate, has practiced thrift the processing cost.
Example two:
fig. 5 is a schematic structural diagram of a section M-M in fig. 3, fig. 6 is a schematic structural diagram of a collecting pipe body provided in an embodiment of the present invention, fig. 7 is a schematic structural diagram of a connection plate provided in an embodiment of the present invention, and fig. 8 is a schematic structural diagram of a cooling pipe of a battery cooling device provided in an embodiment of the present invention.
Referring to fig. 5-8, the battery cooling device of the present embodiment has a similar overall structure to that of the first embodiment, except that a specific connection structure between the header pipe and the connection plate is provided.
In this embodiment, the opening edge of the header pipe body 11 is welded to the connecting plate 12, and the opening 13 edge of the connecting plate 12 is welded to the outer wall of the cooling pipe 2. In this embodiment, the opening edge of the header pipe body 11 is brazed with the connecting plate 12, and the opening edge 13 of the connecting plate 12 is brazed with the outer wall of the cooling pipe 2.
In this embodiment, the connecting plate 12 is embedded in and connected to the opening of the header pipe body 11.
Specifically, the connecting plate 12 includes a first substrate 121, a first edge portion 122 bent and protruded to one side along an edge of the first substrate, and a second edge portion 123 bent again along an edge of the first edge portion; the first edge portion 122 is abutted against and welded to the inner wall of the opening of the header pipe body 11, and the second edge portion 123 is abutted against and welded to the end face of the opening of the header pipe body 11. First border portion 122 matches with the opening part inner wall of current collector body in this embodiment, and the terminal surface cooperation of the opening part of second border portion 123 and current collector body, two faces all assemble and weld to the structural strength of product has been guaranteed.
In this embodiment, the opening 13 is provided with an annular edge 131 perpendicular to the connecting plate; the inner wall of the annular rim 131 is adapted to abut and be welded to the outer wall of the cooling tube 2. In the present embodiment, the annular rim is punched on the connecting plate 12, so that the contact area between the opening 13 and the cooling pipe 2 is increased, and the inner surface of the annular rim 131 is matched with the outer surface of the cooling pipe 2, thereby enhancing the structural strength.
In this embodiment, cooling tube 2 is flat pipe, the inboard of flat pipe is provided with strengthening rib 21, the strengthening rib will many passageways are cut apart into to the cooling tube inboard, and the coolant liquid circulates in the passageway.
Example three:
fig. 9 is a schematic partial structural view of a battery cooling device according to an embodiment of the present invention, fig. 10 is an exploded view of the schematic partial structural view of the battery cooling device according to the embodiment of the present invention shown in fig. 9, please refer to fig. 9 and 10, which show a similar overall structure in this embodiment and the first embodiment, and a difference from the second embodiment is that the present embodiment provides another specific connection structure between a collecting main pipe body and a connecting plate.
In this embodiment, the opening edge of the header pipe body 11 is welded to the connecting plate 12, and the opening 13 edge of the connecting plate 12 is welded to the outer wall of the cooling pipe 2. In this embodiment, the opening edge of the header pipe body 11 is brazed with the connecting plate 12, and the opening edge 13 of the connecting plate 12 is brazed with the outer wall of the cooling pipe 2.
In this embodiment, the connecting plate 12 is externally sleeved on the opening of the collecting main body 11.
Specifically, the connecting plate in this embodiment includes a second substrate 124, a third edge portion 125 that is bent and protruded to one side along an edge of the second substrate; the third edge 125 abuts against and is welded to the outer wall of the opening of the header pipe body 11.
In this embodiment, the opening 13 is provided with an annular edge 131 perpendicular to the connecting plate; the inner wall of the annular rim 131 is adapted to abut and be welded to the outer wall of the cooling tube 2. In the present embodiment, the annular rim is punched on the connecting plate 12, so that the contact area between the opening 13 and the cooling pipe 2 is increased, and the inner surface of the annular rim 131 is matched with the outer surface of the cooling pipe 2, thereby enhancing the structural strength.
In this embodiment, the cooling tube is flat pipe, the inboard of flat pipe is provided with the strengthening rib, the strengthening rib will many passageways are cut apart into to the cooling tube inboard, and the coolant liquid circulates in the passageway.
Example four:
fig. 6 is the local structure of the transportation vehicle of the embodiment of the present invention, and fig. 7 is the local structure of the transportation vehicle of the embodiment of the present invention. Referring to fig. 1-7, the present embodiment provides a vehicle, and the transportation vehicle includes the battery cooling device as described above.
For example, the battery cooling device of this embodiment includes two collecting pipes and a plurality of cooling pipes disposed between the two collecting pipes, where two ends of the cooling pipe are respectively communicated with the two collecting pipes; each collecting pipe comprises a collecting pipe body with an opening on one side and a connecting plate which is connected with the collecting pipe body and used for sealing the opening, and an opening is formed in the connecting plate; the opening on the connecting plate is connected with the cooling pipe.
The utility model discloses a vehicle includes above-mentioned battery cooling device, and the preparation technology of preparation trompil is lower than the current direct punching press pipe slotted hole technology degree of difficulty on the pressure manifold during this battery cooling device preparation on the connecting plate, and this battery cooling device preparation mode has reduced the mould expense than the current preparation mode of direct punching press pipe slotted hole on the pressure manifold, has practiced thrift the processing cost.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A battery cooling device is characterized in that,
the cooling device comprises two collecting pipes and a plurality of cooling pipes arranged between the two collecting pipes, wherein two ends of each cooling pipe are respectively communicated with the two collecting pipes; each collecting pipe comprises a collecting pipe body with an opening on one side and a connecting plate which is connected with the collecting pipe body and used for sealing the opening, and an opening is formed in the connecting plate; the opening on the connecting plate is connected with the cooling pipe.
2. The battery cooling device of claim 1, wherein the open edges of the manifold tubes are welded to the connection plates.
3. The battery cooling device according to claim 2, wherein the opening edge of the connecting plate is welded to the outer wall of the cooling pipe.
4. The battery cooling device of claim 2, wherein the connection plate is connected to the manifold body at an opening therein.
5. The battery cooling device according to claim 4, wherein the connection plate includes a first base plate, a first edge portion that is bent to one side along an edge of the first base plate and is convex, and a second edge portion that is bent again along an edge of the first edge portion; the first edge part is abutted to and welded with the inner wall of the opening of the collecting pipe body, and the second edge part is abutted to and welded with the end face of the opening of the collecting pipe body.
6. The battery cooling device of claim 2, wherein the web casing is attached to the manifold body at the opening.
7. The battery cooling device according to claim 6, wherein the connection plate includes a second base plate, a third edge portion bent to one side along an edge of the second base plate and protruding; and the third edge part is abutted and welded with the outer wall of the opening of the collecting pipe body.
8. The battery cooling device according to any one of claims 1 to 7, wherein the opening is provided with an annular rim perpendicular to the connection plate; the inner wall of the annular edge is used for being abutted and welded with the outer wall of the cooling pipe.
9. The battery cooling device according to any one of claims 1 to 7, wherein the cooling pipe is a flat pipe, and the inner side of the flat pipe is provided with a rib that divides the inner side of the cooling pipe into a plurality of channels.
10. A vehicle characterized in that the vehicle comprises the battery cooling device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921232193.8U CN210092290U (en) | 2019-07-31 | 2019-07-31 | Battery cooling device and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921232193.8U CN210092290U (en) | 2019-07-31 | 2019-07-31 | Battery cooling device and vehicle with same |
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| Publication Number | Publication Date |
|---|---|
| CN210092290U true CN210092290U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921232193.8U Active CN210092290U (en) | 2019-07-31 | 2019-07-31 | Battery cooling device and vehicle with same |
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| Country | Link |
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| CN (1) | CN210092290U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782903A (en) * | 2020-05-22 | 2021-12-10 | 比亚迪股份有限公司 | Battery pack and vehicle with same |
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2019
- 2019-07-31 CN CN201921232193.8U patent/CN210092290U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782903A (en) * | 2020-05-22 | 2021-12-10 | 比亚迪股份有限公司 | Battery pack and vehicle with same |
| CN113782903B (en) * | 2020-05-22 | 2022-11-11 | 比亚迪股份有限公司 | Battery pack and vehicle with same |
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Effective date of registration: 20210421 Address after: 317200, No. 8, Feng Dong Road, Fuk Creek Street, Tiantai County, Zhejiang, Taizhou Patentee after: Zhejiang yinlun new energy thermal management system Co.,Ltd. Address before: 317200, No. 8, Feng Dong Road, Fuk Creek Street, Tiantai County, Zhejiang, Taizhou Patentee before: ZHEJIANG YINLUN MACHINERY Co.,Ltd. |