CN212810398U - Cooling device, battery system and vehicle - Google Patents
Cooling device, battery system and vehicle Download PDFInfo
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- CN212810398U CN212810398U CN202022040225.3U CN202022040225U CN212810398U CN 212810398 U CN212810398 U CN 212810398U CN 202022040225 U CN202022040225 U CN 202022040225U CN 212810398 U CN212810398 U CN 212810398U
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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 present application relates to the field of battery thermal management, and in particular, to a cooling device, a battery system, and a vehicle. The cooling device comprises a collecting pipe and at least one group of cooling pipes, wherein a separation structure is arranged in the collecting pipe, and the collecting pipe is divided into a medium inflow collecting channel and a medium outflow collecting channel. The medium inflow cooling pipe and the medium outflow cooling pipe are a group of cooling pipes, and one group, two groups or multiple groups of cooling pipes are connected to the collecting pipe in parallel. The two ends of the medium inflow cooling pipe are respectively communicated with the medium inflow collecting channel and the medium outflow cooling pipe, and the medium outflow cooling pipe is communicated with the medium outflow collecting channel. This application is with medium inflow collection water conservancy diversion way and medium outflow collection water conservancy diversion way set in same root collector pipe, and it is longer to have solved current water cooling system PA plastics water pipe length, and the cost is too high, can only adopt quick connector to carry out the switching, and plug fatigue life is relatively poor, the higher technical problem of cost.
Description
Technical Field
The present application relates to the field of battery thermal management, and in particular, to a cooling device, a battery system, and a vehicle.
Background
In recent years, with the development of science and technology, electronic products emerge endlessly, new energy vehicles also increasingly travel into thousands of households, and batteries are also concerned as an essential part of new energy vehicles. However, the cooling performance of the battery directly affects the efficiency of the battery, and also affects the service life and the safety of the battery. This directly relates to new energy automobile's performance.
The cooling system used by the current battery mainly comprises a water inlet collecting pipe, a water outlet collecting pipe, a harmonica pipe, a PA plastic water pipe and a quick connector. One end of the harmonica pipe is fixedly connected and communicated with the water inlet collecting pipe, the other end of the harmonica pipe is fixedly connected and communicated with the water outlet collecting pipe, and a PA plastic water pipe is matched with the quick connector to conduct diversion and switching. In the water cooling system, the PA plastic water pipe is long, so that the material is wasted, and the cost is increased. The PA plastic water pipe and the collecting pipe can only be connected through a quick connector, and the connector is poor in fatigue life and high in price.
Therefore, it is necessary to develop a new cooling device to minimize the use of PA plastic water pipe and quick connector, so as to prolong the service life and reduce the production cost.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a cooling device, with the medium inflow collection flow path and the medium outflow collection flow path set in same root collecting pipe to by the partition structure part, reduced the service length of pressure manifold, no longer need PA plastics water pipe and quick connector carry out switching and water conservancy diversion, not only practiced thrift the cost, improved cooling device's life-span moreover.
In order to achieve the purpose, the technical scheme adopted by the application is as follows:
according to one aspect of the present application, there is provided a cooling device comprising:
the collecting pipe comprises a medium inflow collecting channel and a medium outflow collecting channel, and the medium inflow collecting channel and the medium outflow collecting channel are separated by a separation structure arranged in the collecting pipe;
and each group of cooling pipes comprises a medium inflow cooling pipe and a medium outflow cooling pipe, one end of the medium inflow cooling pipe is communicated with the medium inflow collecting channel, the other end of the medium inflow cooling pipe is communicated with one end of the medium outflow cooling pipe, and the other end of the medium outflow cooling pipe is communicated with the medium outflow collecting channel.
Further, the separation structure and the collecting pipe are integrally formed, or the separation structure is fixedly connected with the collecting pipe.
The connection of the header to the partition structure may be of various types, such as welding, riveting, clamping, etc., or may be any other means known in the art.
Further, the length of the partition structure is equal to the length of the header.
Further, the partition structure is a sheet structure.
The cross-sectional area of the separation structure is one of rectangular, circular and arc.
Further, the cross-sectional areas of the medium inflow collecting channel and the medium outflow collecting channel are equal.
Furthermore, the material of the separation structure and the collecting pipe are both metal, for example, aluminum alloy, magnesium alloy, etc. may be selected.
Further, the cooling device further comprises a first connecting piece and a second connecting piece; one end of the first connecting piece is provided with a medium inlet, and the other end of the first connecting piece is communicated with the medium inflow collecting channel; and one end of the second connecting piece is provided with a medium outlet, and the other end of the second connecting piece is communicated with the medium outflow collecting channel.
Furthermore, the cooling device further comprises a switching welding block, the switching welding block is connected with the collecting pipe, a hollow cavity is arranged inside the switching welding block, and the hollow cavity is respectively communicated with the medium outflow collecting channel and the medium outlet.
Furthermore, the medium inlet is communicated with the cooling source box body, and the medium flows from the cooling source box body to the medium inlet; the medium outlet is communicated with the cooling source box body, and the medium flows back to the cooling source box body from the medium outlet.
Further, the cooling pipe is a harmonica pipe.
The harmonica tube is a flat straight metal pipeline with a rectangular cross section and a hollow interior.
Further, the cooling pipes comprise at least one group, and may be two groups, three groups or even more groups, which may be determined according to actual needs.
According to another aspect of the present application, there is provided a battery system including a battery, and further including a cooling device as described above, the cooling device being located at one side of the battery for cooling the battery.
According to another aspect of the present application, there is provided a vehicle including the battery system as described above.
The technical scheme provided by the application can achieve the following beneficial effects:
the cooling device that this application provided through with medium inflow collection flow channel and medium outflow collection flow channel set on same pressure manifold, has saved water pipe length, has cancelled PA plastic tubing and quick connector, very big reduction of cost. And because the water pipe length reduces, the cooling device who can be more convenient as the integral type improves cooling device's life-span.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
FIG. 1 is a schematic structural diagram of a cooling device according to an embodiment of the present application;
FIG. 2 is a schematic view of a partition structure in a cooling device according to an embodiment of the present application;
FIG. 3 is a top view of a cooling device according to an embodiment of the present application;
fig. 4 is a front view of a cooling device according to an embodiment of the present application.
Reference numerals:
1-collecting pipe;
101-medium flows into a collecting channel;
102-a media outflow collection channel;
103-a separation structure;
2-medium flows into the cooling pipe;
3-medium flows out of the cooling pipe;
4-a first connector;
5-a second connector;
6-switching the welding block.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In the description of the present application, unless explicitly stated or limited otherwise, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more; the terms "connected," "secured," and the like are to be construed broadly and unless otherwise stated or indicated, and for example, "connected" may be a fixed connection, a removable connection, an integral connection, or an electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described with reference to the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
FIG. 1 is a schematic structural diagram of a cooling device according to an embodiment of the present application; fig. 2 is a schematic structural diagram of a partition structure in a cooling device according to an embodiment of the present application; FIG. 3 is a top view of a cooling device according to an embodiment of the present application; fig. 4 is a front view of the cooling device according to the present embodiment.
Referring to fig. 1-4, an embodiment of the present application provides a vehicle including a battery system.
It should be understood that the battery system of the present application is applicable to any type of vehicle, which may include new energy vehicles, as well as other types of vehicles.
In one possible implementation, the vehicle may be a new energy automobile.
Those skilled in the art will understand that the vehicle includes a battery system, and may further include components such as wheels, doors, lamps, and interior trim, and that other structures included in the vehicle may refer to the prior art, and will not be described in detail herein. The core improvement point of the vehicle of the embodiment of the application is the battery system.
Specifically, the battery system comprises a battery pack shell, a battery and a cooling device, wherein the battery can be a power battery, the power battery and the cooling device are both arranged inside the battery pack shell, and the cooling device is positioned on one side of the power battery and used for cooling the power battery.
The battery cooling device provided by the application not only saves the production cost but also improves the fatigue life on the premise of ensuring the cooling effect, thereby ensuring the normal work of a battery system.
Specifically, as shown in fig. 1-4, in some embodiments, there is provided a cooling device comprising:
the collecting pipe 1 comprises a medium inflow collecting channel 101 and a medium outflow collecting channel 102, and the medium inflow collecting channel 101 and the medium outflow collecting channel 102 are separated by a separation structure 103 arranged in the collecting pipe;
and each group of cooling pipes comprises a medium inflow cooling pipe 2 and a medium outflow cooling pipe 3, one end of the medium inflow cooling pipe 2 is communicated with the medium inflow collecting channel 101, the other end of the medium inflow cooling pipe 2 is communicated with one end of the medium outflow cooling pipe 3, and the other end of the medium outflow cooling pipe 3 is communicated with the medium outflow collecting channel 102.
In the cooling device provided in the embodiment of the present application, the separation structure 103 is disposed in the header pipe 1, and the medium inflow header passage 101 and the medium outflow header passage 102 are integrated in the same header pipe 1 through the separation structure 103, that is, functions of a water inlet header pipe and a water outlet header pipe are realized by using one header pipe 1. Therefore, the service length of the collecting pipe 1 can be reduced, a PA plastic water pipe and a quick connector are not needed for switching and guiding, the cost is saved, and the service life of the cooling device is prolonged.
Specifically, the cooling device of the embodiment of the present application includes a header 1, a medium inflow cooling pipe 2, a medium outflow cooling pipe 3, a first connecting member 4, a second connecting member 5, and a transfer block 6. The medium inflow cooling pipe 2 and the medium outflow cooling pipe 3 are connected in parallel. One end of the medium inflow cooling pipe 2 is communicated with the medium inflow collecting channel 101, the other end is communicated with the medium outflow cooling pipe 3, and the other end of the medium outflow cooling pipe 3 is communicated with the medium outflow collecting channel 102. One end of the first connecting piece 4 is communicated with the medium inflow collecting channel 101, the other end is communicated with the medium inlet, one end of the second connecting piece 5 is communicated with the medium outflow collecting channel 102, and the other end is communicated with the medium outlet.
As shown in fig. 3, a partition structure 103 is disposed in the manifold, and the left and right sides of the partition structure 103 are a medium inflow manifold channel 101 and a medium outflow manifold channel 102, respectively. The medium outflow collecting channel 102 is located at the right side of the separation structure 103, is connected with the transfer welding block 6 above the separation structure, is communicated with the second connecting piece 5 through the transfer welding block 6, and finally flows out through the medium outlet.
According to this application embodiment, this switching splice 6 is inside to be hollow cavity, has played the effect that the water conservancy diversion turned to for medium inflow cooling tube 2 and medium outflow cooling tube 3 can be connected side by side, more conveniently do the cooling device of integral type.
The medium inflow cooling pipe 2 and the medium outflow cooling pipe 3 are a group of cooling pipes to form a medium circulation loop, and in practical application, the cooling device may include one group, two groups, three groups or even more groups of cooling pipes, and the number of the cooling pipes may be determined according to specific situations. The cooling pipe can be designed into a common harmonica pipe, the cross section of the cooling pipe is rectangular, and the cooling pipe is a flat and straight metal pipeline with a hollow inner part.
As shown in fig. 2, the partition structure 103 is located in the header 1 to partition the header 1 from the center, the left and right structures are symmetrical and equal in size, and the partition structure is a sheet-shaped partition plate, but the cross-sectional shape may be various, such as rectangular, circular, arc, etc. To the right of the partition structure 103 is a medium inflow collecting channel 101, and to the left of the partition structure 103 is a medium outflow collecting channel 102. The length of the partition structure 103 must be equal to the header length 1 in order to avoid the medium inflow collecting channel 101 and the medium outflow collecting channel 102 communicating with each other.
In some embodiments, the partition structure 103 may be integrally formed with the manifold 1, which may help to improve the overall strength and structural integrity. In other embodiments, the separation structure 103 and the header 1 may be fixedly connected. The fixing connection mode may be various, for example, one that is easily implemented in the prior art, such as welding, riveting, and clamping, and this is not specifically limited in the embodiment of the present application.
The partition structure 103 and the header 1 may be made of metal materials, such as aluminum alloy, magnesium alloy, stainless steel, or other metal materials that can meet the use requirements and are economical and practical. Compared with the existing collecting pipe made of plastic materials, the collecting pipe made of metal materials is beneficial to improving the fatigue performance and prolonging the service life.
As can be seen from the above description, since the medium inflow collecting channel 101 and the medium outflow collecting channel 102 are disposed in the same pipe and separated by the separation structure 103, the length of the water pipe is saved, the PA plastic pipe and the quick connector are eliminated, and the cost is greatly reduced. And because the water pipe length reduces, the cooling device who can be more convenient as the integral type improves cooling device's life-span.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (9)
1. A cooling apparatus, comprising:
the collecting pipe comprises a medium inflow collecting channel and a medium outflow collecting channel, and the medium inflow collecting channel and the medium outflow collecting channel are separated by a separation structure arranged in the collecting pipe;
and each group of cooling pipes comprises a medium inflow cooling pipe and a medium outflow cooling pipe, one end of the medium inflow cooling pipe is communicated with the medium inflow collecting channel, the other end of the medium inflow cooling pipe is communicated with one end of the medium outflow cooling pipe, and the other end of the medium outflow cooling pipe is communicated with the medium outflow collecting channel.
2. The cooling apparatus as claimed in claim 1, wherein the partition structure is integrally formed with the header;
or the separation structure is fixedly connected with the collecting pipe.
3. The cooling apparatus as claimed in claim 1, wherein the partition structure is equal to the length of the header, and the partition structure is a sheet structure.
4. The cooling apparatus as claimed in claim 1, wherein the partition structure and the header are made of metal.
5. The cooling device of claim 1, further comprising a first connector and a second connector;
one end of the first connecting piece is provided with a medium inlet, and the other end of the first connecting piece is communicated with the medium inflow collecting channel;
and one end of the second connecting piece is provided with a medium outlet, and the other end of the second connecting piece is communicated with the medium outflow collecting channel.
6. The cooling device as claimed in claim 5, further comprising a transfer block connected to the manifold, and a hollow cavity is disposed inside the transfer block and is respectively communicated with the medium outflow manifold channel and the medium outlet.
7. The cooling device of claim 1, wherein the cooling tube is a harmonica tube.
8. A battery system comprising a battery, and further comprising a cooling device according to any one of claims 1 to 7, the cooling device being located on one side of the battery for cooling the battery.
9. A vehicle characterized by comprising the battery system of claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022040225.3U CN212810398U (en) | 2020-09-17 | 2020-09-17 | Cooling device, battery system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022040225.3U CN212810398U (en) | 2020-09-17 | 2020-09-17 | Cooling device, battery system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212810398U true CN212810398U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022040225.3U Active CN212810398U (en) | 2020-09-17 | 2020-09-17 | Cooling device, battery system and vehicle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023179727A1 (en) * | 2022-03-23 | 2023-09-28 | 江苏正力新能电池技术有限公司 | Cooling device and battery pack |
| WO2024002198A1 (en) * | 2022-06-30 | 2024-01-04 | 比亚迪股份有限公司 | Power battery heat exchanger, power battery system and electric vehicle |
-
2020
- 2020-09-17 CN CN202022040225.3U patent/CN212810398U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023179727A1 (en) * | 2022-03-23 | 2023-09-28 | 江苏正力新能电池技术有限公司 | Cooling device and battery pack |
| WO2024002198A1 (en) * | 2022-06-30 | 2024-01-04 | 比亚迪股份有限公司 | Power battery heat exchanger, power battery system and electric vehicle |
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