CN217655979U - Sampling structure and battery package - Google Patents
Sampling structure and battery package Download PDFInfo
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- CN217655979U CN217655979U CN202221673576.0U CN202221673576U CN217655979U CN 217655979 U CN217655979 U CN 217655979U CN 202221673576 U CN202221673576 U CN 202221673576U CN 217655979 U CN217655979 U CN 217655979U
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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 application discloses sampling structure and battery package. The sampling structure is used for the battery package, and the battery package includes first battery module and second battery module, and the sampling structure includes battery management system and sampling connecting strip, and battery management system sets up between first battery module and second battery module, and the battery management system is connected to the sampling connecting strip, and the sampling connecting strip is located on first battery module and the second battery module to be connected with the electrode of first battery module and second battery module. Therefore, the sampling connecting strip is converged from two sides to the middle and is connected with the battery management system, so that the sampling structure loop length is short, and the sampling cost is reduced.
Description
Technical Field
The application relates to the technical field of battery packs, in particular to a sampling structure and a battery pack.
Background
At present, in order to reduce the cost and the number of parts of a battery pack, a large module or a design scheme without a module is generally used, and most of sampling battery management systems of the battery pack are arranged in a centralized manner or are arranged at one end of the module, however, sampling loops of the sampling battery management systems arranged in such a manner are long, and the cost is high.
SUMMERY OF THE UTILITY MODEL
In view of this, the present application provides a sampling structure and a battery pack, which solve the problems of a conventional sampling structure, such as a long sampling loop and high cost.
The application provides a sampling structure for the battery package, the battery package is including the first battery module and the second battery module that arrange in proper order, sampling structure includes:
the battery management system is arranged between the first battery module and the second battery module;
connect battery management system's sampling connecting strip, the sampling connecting strip set up in first battery module with second battery module top with first battery module with the electrode connection at second battery module top.
In the sampling structure of this application embodiment, the battery package includes first battery module and second battery module, and sampling structure includes battery management system and sampling connecting strip, and battery management system sets up between first battery module and second battery module, and battery management system is connected to the sampling connecting strip, and the sampling connecting strip is located first battery module and second battery module top to be connected with the electrode of first battery module and second battery module. Therefore, the sampling connecting strip is converged from two sides to the middle and is connected with the battery management system, the sampling loop is short in length, and the sampling cost is reduced.
In some embodiments, the sampling structure includes a sampling connector disposed on a lower portion of the sampling connection strip and connected to the battery management system.
In some embodiments, the battery management system comprises:
a circuit board;
the sampling interface is arranged on the long edge of one side, close to the sampling connecting strip, of the circuit board.
In some embodiments, the sampling connector strip includes a plurality of sampling connector strips, the sampling connector strips are arranged at intervals along a vertical direction of the length of the sampling connector strip, and each sampling connector strip is connected with a corresponding sampling interface through one sampling connector.
In some embodiments, the sampling connection strips include 4 sampling connection strips, a first spacing of a first sampling connection strip from a second sampling connection strip is equal to a second spacing of a third sampling connection strip from a fourth sampling connection strip, and a third spacing of the second sampling connection strip from the third sampling connection strip is greater than the first spacing.
In some embodiments, the battery management system further comprises:
and the communication interface is arranged on the short side of the circuit board.
The application provides a battery package, the battery package includes first battery module, second battery module and the aforesaid arbitrary one sampling structure, sampling structure set up in first battery module with between the second battery module.
In some embodiments, the battery pack further comprises:
the metal shell is positioned between the first battery module and the second battery module, and the battery management system is positioned in the metal shell.
In certain embodiments, the metal housing comprises:
the first surfaces are respectively attached to the first battery module and the second battery module;
the battery management system is positioned in the accommodating space, and a sampling interface of the battery management system is aligned with the first through hole;
and the communication interface of the battery management system faces to the third surface.
In certain embodiments, the metal housing further comprises:
the diaphragm is located accommodation space and with accommodation space divides into a plurality ofly, battery management system is located one of them accommodation space is interior.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of a sampling structure according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a battery management system according to an embodiment of the present application;
fig. 3 is a schematic structural view of a battery pack according to an embodiment of the present application;
fig. 4 is a schematic structural view of a metal case according to an embodiment of the present application.
Description of the main element symbols:
the battery pack 1000, the sampling structure 100, the battery management system 110, the circuit board 111, the sampling interface 112, the communication interface 113, the sampling connection bar 120, the sampling connector 130, the first battery module 200, the second battery module 300, the metal case 400, the first face 410, the horizontal plate 420, the second face 430, the first through hole 431, the third face 440, and the second through hole 441.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. 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. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; may be mechanically, electrically or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. To simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
Referring to fig. 1-4, in an embodiment of the present application, a sampling structure 100 is provided, the sampling structure 100 is used for a battery pack 1000, the battery pack 1000 includes a first battery module 200 and a second battery module 300 that are arranged in sequence, and the sampling structure 100 includes a battery management system 110 and a sampling connection bar 120. The battery management system 110 is disposed between the first battery module 200 and the second battery module 300, the sampling connection bar 120 is connected to the battery management system 110, and the sampling connection bar 120 is disposed on the top of the first battery module 200 and the second battery module 300 and is connected to the electrodes on the top of the first battery module 200 and the second battery module 300.
In the sampling structure 100 according to the embodiment of the present application, the sampling connecting strip 120 is disposed on the tops of the first battery module 200 and the second battery module 300, so that the sampling connecting strip 120 can collect the signals, such as the voltage or the temperature, sampled on the first battery module 200 and the second battery module 300 to the battery management system 110. By arranging the battery management system 110 between the first battery module 200 and the second battery module 300 and connecting the battery management system 110 with the sampling connecting strip 120, the sampling connecting strip 120 is converged from two sides to the middle and is connected with the battery management system 110, so that the sampling structure 100 has a short loop length and low cost.
Specifically, the battery management system 110 is located between the first battery module 200 and the second battery module 300, the battery management system 110 may be rectangular, and the battery management system 110 is used to transmit the sampling information collected by the sampling connection bar 120 about the battery modules to other modules.
In this way, the sampling connecting strips 120 converge from two sides to the middle to be connected with the battery management system 110, so that the sampling structure 100 has a short loop length, and the sampling cost is reduced.
Referring to fig. 1, in some embodiments, the sampling structure 100 includes a sampling connector 130, and the sampling connector 130 is disposed at a lower portion of the sampling connection bar 120 and connected to the battery management system 110.
Specifically, the sampling connector 130 is disposed at the lower part of the sampling connection strip 120, and the sampling connector 130 may be a plurality of sampling connectors 130 for transmitting the battery module signals collected by the sampling connection strip 120 to the battery management system 110, and the plurality of sampling connectors 130 can transmit more battery module signals to the battery management system 110 than a single sampling connector 130. It should be understood that the number of sampling connectors 130 corresponds to the number of sampling connection strips 120, and the specific number is not limited herein.
As such, the sampling connector 130 is used to transmit the battery module signals collected by the sampling connection strip 120, so that the battery module signals can be transmitted to the battery management system 110.
Referring to fig. 2, in some embodiments, the battery management system 110 includes a circuit board 111 and a sampling interface 112, and the sampling interface 112 is disposed on a long side of the circuit board 111 near a side of the sampling connection bar 120.
Specifically, the circuit board 111 may be a Flexible Printed Circuit (FPC) having characteristics of high wiring density, light weight, thin thickness, and the like, and the circuit board 111 may provide a circuit for the battery management system 110 to perform signal transmission. The sampling interface 112 is located on the long side of the circuit board 111 close to the sampling connecting strip 120, and the sampling interface 112 is used for connecting with the sampling connector 130, so as to realize signal transmission. It should be understood that the number and location of the sampling interfaces 112 corresponds to the sampling connectors 130.
Thus, the battery module signal is collected by the sampling connection strip 120, passes through the sampling connector 130, enters the sampling interface 112, and reaches the battery management system 110, so as to realize signal transmission.
Referring to fig. 1, in some embodiments, the sampling connecting strips 120 include a plurality of sampling connecting strips 120, the plurality of sampling connecting strips 120 are arranged at intervals along a vertical direction along a length of the sampling connecting strips 120, and each sampling connecting strip 120 is connected to a corresponding sampling interface 112 through a sampling connector 130.
Specifically, the sampling connection bars 120 may be a plurality of sampling connection bars 120, and the plurality of sampling connection bars 120 are arranged at intervals along a direction perpendicular to the length of the sampling connection bars 120 and distributed on the battery module, for example, the sampling connection bars 120 may be four, a first interval between the first sampling connection bar 120 and the second sampling connection bar 120 is equal to a second interval between the third sampling connection bar 120 and the fourth sampling connection bar 120, and a third interval between the second sampling connection bar 120 and the third sampling connection bar 120 is greater than the first interval. It should be understood that the number and the interval of the sampling connecting bars 120 may be configured according to the actual situation, and are not limited herein. Each sampling connector 130 is arranged on each sampling connector strip 120, and the sampling connector strips 120 are connected with the corresponding sampling interfaces 112 through the sampling connectors 130, so that signal transmission is realized.
Thus, by providing a plurality of sampling connecting strips 120, a greater number of battery modules can be sampled simultaneously, thereby improving the sampling efficiency of the sampling structure 100.
Referring to fig. 2, in some embodiments, the battery management system 110 further includes a communication interface 113, and the communication interface 113 is located on a short side of the circuit board 111.
Specifically, the communication interface 113 provided on the short side of the circuit board 111 is used for communication with other electronic components on the battery pack 1000, and the communication interface 113 may be one or more. For example, when the number of the communication interfaces 113 is two and the number of the sampling connecting strips 120 is four, the two communication interfaces 113 are located on two short sides of the circuit board 111, and signals collected by the first sampling connecting strip 120 and the second sampling connecting strip 120 are transmitted to the first communication interface 113. Signals collected by the third sampling connecting strip 120 and the fourth sampling connecting strip 120 are transmitted to the second communication interface 113, and the signals are transmitted on the circuit board 111 for shunting, so that a sampling loop is shortened.
In this way, the battery management system 110 may transmit the acquired signal to other electronic components through the communication interface 113, thereby implementing the transmission of the sampling information of the battery pack 1000. The plurality of communication interfaces 113 may shorten the sampling loop of the sampling structure 100.
Referring to fig. 3, the present embodiment further provides a battery pack 1000, and the battery pack 1000 includes a first battery module 200, a second battery module 300, and the sampling structure 100. The sampling structure 100 is disposed between the first battery module 200 and the second battery module 300.
Specifically, the sampling structure 100 is located between the first battery module 200 and the second battery module 300, and the sampling structure 100 can collect and transmit signals such as voltage or temperature of the battery modules.
So, sampling structure 100 sets up between first battery module 200 and second battery module 300, can gather first battery module 200 and second battery module 300 simultaneously, and further, the sampling information is gathered to the centre by both sides for sampling structure 100 return circuit length is short, has reduced the sampling cost.
Referring to fig. 3, the battery pack 1000 further includes a metal housing 400, the metal housing 400 is located between the first battery module 200 and the second battery module 300, and the battery management system 110 is located in the metal housing 400.
Specifically, the metal case 400 may be made of aluminum metal by an extrusion molding process, the metal case 400 may be a rectangular parallelepiped, the length and height of the metal case 400 are the same as those of the battery modules, the width of the metal case 400 is adapted to the battery management system 110, the battery management system 110 is disposed in the metal case 400, and the metal case 400 is located between the first battery module 200 and the second battery module 300.
As such, the length and height of the metal case 400 are the same as those of the battery modules, so that the first battery module 200, the second battery module 300, and the metal case 400 are combined into one larger rectangular parallelepiped for stabilizing the internal structure of the battery pack 1000. The metal housing 400 may protect the battery management system 110 disposed inside the metal housing 400, maintaining the integrity of the battery management system 110 so that the sampling structure 100 may operate properly.
Referring to fig. 4, the metal housing 400 includes a plurality of first surfaces 410, a plurality of second surfaces 430, and a plurality of third surfaces 440, the plurality of first surfaces 410 are respectively attached to the first battery module 200 and the second battery module 300, one of the second surfaces 430 is provided with a plurality of first through holes 431, the plurality of first surfaces 410 and the plurality of second surfaces 430 surround to form an accommodating space, the battery management system 110 is located in the accommodating space, the sampling interface 112 of the battery management system 110 is aligned with the first through holes 431, the plurality of third surfaces 440 are provided with a plurality of second through holes 441, and the plurality of communication interfaces 113 face the plurality of third surfaces 440.
Specifically, the metal shell 400 includes two first surfaces 410, two second surfaces 430 and two third surfaces 440, the two first surfaces 410 are respectively attached to the first battery module 200 and the second battery module 300, a plurality of first through holes 431 for avoiding the sampling interface 112 are formed in one second surface 430, and the size of each first through hole 431 is matched with the sampling connector 130, so that the sampling connector 130 can pass through the first through holes 431. The battery management system 110 is located in the accommodating space formed by the two first surfaces 410 and the two second surfaces 430, the two third surfaces 440 are provided with two second through holes 441, the second through holes 441 provide a passage for the communication interfaces 113 to connect with other modules, for example, when the number of the communication interfaces 113 is two, the two communication interfaces 113 face the two second through holes 441 respectively, and the two communication interfaces 113 can be connected with other modules through the two second through holes 441 respectively.
In this way, the sampling connector 130 is connected to the sampling interface 112 inside the metal shell 400 through the first through hole 431, and the communication interface 113 can be connected to other modules through the second through hole 441, so that the transmission of the sampling information is realized. The receiving space can protect the battery management system 110 and maintain the integrity of the battery management system 110, so that the sampling structure 100 can operate normally.
Referring to fig. 4, the metal housing 400 further includes a horizontal plate 420, the horizontal plate 420 is located in the accommodating space and divides the accommodating space into a plurality of accommodating spaces, and the battery management system 110 is located in one of the accommodating spaces.
Specifically, at least one horizontal plate 420 is disposed inside the metal housing 400, the horizontal plate 420 can support the battery management system 110 inside the metal housing 400 and limit the movement of the battery management system 110 inside the metal housing 400, the horizontal plate 420 divides one accommodating space into two or more accommodating spaces, the horizontal plate 420 can divide a single second through hole 441 into two or more second through holes 441, and the battery management system 110 is located in one accommodating space near the first through hole 431.
In this way, the horizontal plate 420 limits the battery management system 110, so as to prevent the battery management system 110 from moving inside the metal housing 400, and the battery management system 110 located in the accommodating space can be connected with the sampling connecting bar 120 outside the accommodating space through the first through hole 431, thereby implementing a sampling loop.
In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: numerous changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a sampling structure for the battery package, its characterized in that, the battery package is including the first battery module and the second battery module that arrange in proper order, sampling structure includes:
the battery management system is arranged between the first battery module and the second battery module;
connect battery management system's sampling connecting strip, the sampling connecting strip set up in first battery module with second battery module top with first battery module with the electrode connection at second battery module top.
2. The sampling structure of claim 1, wherein the sampling structure comprises a sampling connector disposed on a lower portion of the sampling connection strip and connected to the battery management system.
3. The sampling structure of claim 2, wherein the battery management system comprises:
a circuit board;
the sampling interface is arranged on the long edge of one side, close to the sampling connecting strip, of the circuit board.
4. The sampling structure of claim 3, wherein the sampling connecting strip comprises a plurality of sampling connecting strips, the plurality of sampling connecting strips are arranged at intervals along the length direction of the sampling connecting strip, and each sampling connecting strip is connected with a corresponding sampling interface through one sampling connector.
5. The sampling structure according to claim 4, wherein the sampling connection bars comprise 4 sampling connection bars, a first spacing of a first sampling connection bar from a second sampling connection bar being equal to a second spacing of a third sampling connection bar from a fourth sampling connection bar, the third spacing of the second sampling connection bar from the third sampling connection bar being greater than the first spacing.
6. The sampling structure of claim 3, wherein the battery management system further comprises:
and the communication interface is arranged on the short side of the circuit board.
7. A battery pack, comprising a first battery module, a second battery module, and the sampling structure of any one of claims 1-6, wherein the sampling structure is disposed between the first battery module and the second battery module.
8. The battery pack according to claim 7, further comprising:
the metal shell is positioned between the first battery module and the second battery module, and the battery management system is positioned in the metal shell.
9. The battery pack of claim 8, wherein the metal housing comprises:
the first surfaces are respectively attached to the first battery module and the second battery module;
the battery management system comprises a plurality of second surfaces, a plurality of first through holes are formed in one of the second surfaces, the first surfaces and the second surfaces surround to form an accommodating space, the battery management system is located in the accommodating space, and a sampling interface of the battery management system is aligned to the first through holes;
and the third surface is provided with a plurality of second through holes, and the communication interface of the battery management system faces the third surface.
10. The battery pack of claim 9, wherein the metal case further comprises:
the transverse plate is located in the accommodating space and divides the accommodating space into a plurality of parts, and the battery management system is located in one of the accommodating spaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221673576.0U CN217655979U (en) | 2022-06-29 | 2022-06-29 | Sampling structure and battery package |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221673576.0U CN217655979U (en) | 2022-06-29 | 2022-06-29 | Sampling structure and battery package |
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| CN217655979U true CN217655979U (en) | 2022-10-25 |
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| CN202221673576.0U Active CN217655979U (en) | 2022-06-29 | 2022-06-29 | Sampling structure and battery package |
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- 2022-06-29 CN CN202221673576.0U patent/CN217655979U/en active Active
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