CN113904009A - Battery pack collection system and power battery - Google Patents
Battery pack collection system and power battery Download PDFInfo
- Publication number
- CN113904009A CN113904009A CN202111151413.6A CN202111151413A CN113904009A CN 113904009 A CN113904009 A CN 113904009A CN 202111151413 A CN202111151413 A CN 202111151413A CN 113904009 A CN113904009 A CN 113904009A
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- collection
- battery pack
- wireless transmission
- transmission module
- unit
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- 230000005540 biological transmission Effects 0.000 claims abstract description 42
- 238000004891 communication Methods 0.000 claims abstract description 13
- 230000007547 defect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to the technical field of batteries, in particular to a battery pack collecting system and a power battery. The battery pack collection system includes: a collection unit; the plug connector is arranged on the acquisition unit; the wireless transmission module is electrically connected with the acquisition unit through the plug connector; the acquisition unit is suitable for being in communication connection with the BMS mainboard through the wireless transmission module. According to the battery pack collection system provided by the invention, the plug connector is arranged on the collection unit, the wireless transmission module is arranged to be electrically connected with the collection unit, and the collection unit is in communication connection with the BMS mainboard through the wireless transmission module, so that an entity cable does not need to be arranged between the collection unit and the BMS mainboard, the application of the entity cable is reduced, the complexity of wiring inside the power battery is simplified, the assembly flow is simplified, the cost is saved, and the space utilization rate inside the power battery is improved.
Description
Technical Field
The invention relates to the technical field of batteries, in particular to a battery pack collecting system and a power battery.
Background
At present, electric vehicles are widely used, and the performance of a power battery pack as a key component of the electric vehicle plays a decisive role in the safety of the electric vehicle. Usually, thereby power battery group carries out the series-parallel connection by a plurality of battery cells and constitutes the voltage that reaches the design, in order to guarantee the holistic stability of power battery, need carry out temperature acquisition to each battery cell, gather every battery cell's information to Battery Management System (BMS) again, among the prior art, the mode of often adopting the cable is connected each battery cell, in order to carry out the transmission of information, this can increase the holistic space of power battery and occupy undoubtedly, the inside line mode of walking of power battery is complicated, and the great extension that leads to assemble duration of cable quantity, and the production cost is improved.
Disclosure of Invention
Therefore, the technical problem to be solved by the present invention is to overcome the defect of complicated wiring manner inside the power battery in the prior art, so as to provide a battery pack collection system capable of simplifying the wiring manner.
Another technical problem to be solved by the present invention is to overcome the defect of complicated wiring manner inside the power battery in the prior art, so as to provide a power battery capable of simplifying the wiring manner.
In order to solve the above technical problem, the present invention provides a battery pack collecting system, including:
a collection unit;
the plug connector is arranged on the acquisition unit;
the wireless transmission module is electrically connected with the acquisition unit through the plug connector; the acquisition unit is suitable for being in communication connection with the BMS mainboard through the wireless transmission module.
Optionally, the battery pack collection system includes N group collection modules, and every group is including M in the collection module the collection unit, same group in the collection module the collection unit passes through the connecting wire and connects, and wherein, N and M are positive integer.
Optionally, the two ends of the connecting line are respectively connected with the two acquisition units through the plug connectors.
Optionally, M acquisition units in each group of acquisition modules are connected in sequence.
Optionally, in M acquisition units in each group of acquisition modules, the 1 st acquisition unit and the mth acquisition unit are connected to the wireless transmission module.
Optionally, the two adjacent acquisition modules are in communication connection through the wireless transmission module.
Optionally, the acquisition unit is further provided with a temperature sensing socket, and the temperature sensing socket is suitable for being connected with the temperature sensing module.
Optionally, the BMS board is integrally or detachably provided with a wireless transmission module.
Optionally, a preformed groove is arranged on the acquisition unit, and the preformed groove is suitable for fixing the wireless transmission module.
The invention provides a power battery, comprising: power battery body to and as above-mentioned battery package collection system.
The technical scheme of the invention has the following advantages:
1. according to the battery pack collecting system provided by the invention, the plug connector is arranged on the collecting unit, the wireless transmission module is arranged to be electrically connected with the collecting unit, and the collecting unit is in communication connection with the BMS mainboard through the wireless transmission module, so that an entity cable does not need to be arranged between the collecting unit and the BMS mainboard, the application of the entity cable is reduced, the complexity of wiring inside the power battery is simplified, the assembly process is simplified, the cost is saved, and the space utilization rate inside the power battery is improved.
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 description of the embodiments or 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 other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is an overall schematic view of a battery pack collection system of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is an enlarged view of fig. 1 at B.
Description of reference numerals:
1-acquisition unit, 2-plug connector, 3-wireless transmission module, 11-preformed groove, 4-connecting wire and 5-BMS mainboard.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example one
Referring to fig. 1 to fig. 3, the battery pack collecting system provided in this embodiment includes:
an acquisition unit 1;
the plug connector 2 is arranged on the acquisition unit 1;
the wireless transmission module 3 is electrically connected with the acquisition unit 1 through the plug connector 2; the collection unit 1 is adapted to be communicatively connected to a BMS board 5 via the wireless transmission module 3.
The battery pack collection system that this embodiment provided is through setting up plug connector 2 on collection unit 1 to set up wireless transmission module 3 with collection unit 1 electricity is connected, through wireless transmission module 3 makes collection unit 1 and BMS mainboard 5 communication connection, thereby makes and need not to set up the entity cable between collection unit 1 and the BMS mainboard 5, thereby reduces the application of entity cable, simplifies the inside complexity of walking the line of power battery, simplifies the assembly flow, practices thrift the cost, improves the inside space utilization of power battery.
Preferably, the information transmission between the acquisition unit 1 and the BMS board 5 may be performed through a connection in a form of entity connection, or may be performed through a wireless transmission module 3; when the physical distance between collection unit 1 and BMS mainboard 5 is nearer, preferentially adopt the entity connecting wire to carry out the electricity and connect, when the physical distance between collection unit 1 and BMS mainboard 5 is farther, preferentially adopt wireless transmission module 3 to carry out communication connection.
Specifically, battery package collection system includes that N group gathers the module, every group including M in gathering the module gather unit 1, same group gather in the module gather unit 1 and connect through connecting wire 4, wherein, N and M are positive integer.
Preferably, every be provided with two on the acquisition unit 1 the plug connector 2, two the plug connector 2 set up respectively in acquisition unit 1 is along length direction's both ends, be suitable for with another that borders on acquisition unit 1 is connected.
Can connect on the plug connector 2 wireless transmission module 3 can also connect connecting wire 4, wireless transmission module 3 with connecting wire 4 adopts the end of the same model, be convenient for with plug connector 2 is connected to match as required, need not to set up the plug connector 2 of multiple model, improves the commonality, simplifies the complexity of collection unit 1 reduces design cost, improves the fault-tolerant rate.
Specifically, to the collection unit 1 in the same collection module, connect through connecting wire 4 each other, the both ends of connecting wire 4 are respectively through plug connector 2 is with two collection unit 1 is connected.
Specifically, M acquisition units 1 in each group of acquisition modules are connected in sequence.
Specifically, each group is M in the collection module in the collection unit 1, 1 st collection unit 1 and M collection unit 1 are connected with wireless transmission module 3.
Referring to fig. 1, for example, N is 3, M is 6, the battery pack collection system includes 3 sets of collection modules, each set of collection modules includes 6 collection units 1, wherein the 1 st collection unit 1 is located at the second end of the plug connector 2 and the 2 nd collection unit 1 is located at the first end of the plug connector 2 for electrical connection through a connection wire 4, the 2 nd collection unit 1 is located at the second end of the plug connector 2 and the 3 rd collection unit 1 is located at the first end of the plug connector 2 for electrical connection through a connection wire 4, the 3 rd collection unit 1 is located at the second end of the plug connector 2 and the 4 th collection unit 1 is located at the first end of the plug connector 2 for electrical connection through a connection wire 4, the 4 th collection unit 1 is located at the second end of the plug connector 2 and the 5 th collection unit 1 is located at the first end of the plug connector 2 for electrical connection through a connection wire 4, the plug connector 2 of the 5 th acquisition unit 1 at the second end is electrically connected with the plug connector 2 of the 6 th acquisition unit 1 at the first end through a connecting wire 4; simultaneously, 1 st acquisition unit 1 is connected with wireless transmission module 3 on being located the plug connector 2 of first end, and is 6 th acquisition unit 1 is connected with wireless transmission module 3 on being located the plug connector 2 of second end.
Preferably, as shown in fig. 1, each group of the collection modules comprises 6 collection units 1 arranged in two rows, wherein the collection units are 1 st and 6 th, the collection units are correspondingly arranged, the collection units are 2 nd, the collection units are 5 th, the collection units are correspondingly arranged, the collection units are 3 rd, the collection units are 4 th, the collection units are correspondingly arranged, and the collection units are 1 and 4 th, and the collection units are electrically connected through a connection line 4. So that 3 groups of the collecting modules form 6 rows in total, namely L1 row, L2 row, L3 row, L4 row, L5 row and L6 row in FIG. 1.
The L1 th and L2 th columns are the 1 st group of collection modules, the L3 th and L4 th columns are the 2 nd group of collection modules, and the L5 th and L6 th columns are the 3 rd group of collection modules.
Wherein, the 6 th collecting unit of the collecting module in the L2 th row is in communication connection with the 1 st collecting unit of the collecting module in the L3 th row through a wireless transmission module 3, and the 6 th collecting unit of the collecting module in the L4 th row is in communication connection with the 1 st collecting unit of the collecting module in the L5 th row through a wireless transmission module 3; meanwhile, the collection unit at the 1 st of the collection module in the L1 th row is in communication connection with the BMS main board 5, and the collection unit at the 6 th of the collection module in the L6 th row is in communication connection with the BMS main board 5.
Specifically, two adjacent sets of the collection modules are in communication connection through the wireless transmission module 3.
Specifically, the acquisition unit 1 is further provided with a temperature sensing socket, and the temperature sensing socket is suitable for being connected with a temperature sensing module. Therefore, the temperature sensing module is used for detecting the temperature on the battery, and temperature acquisition is realized.
Preferably, the acquisition unit 1 is further provided with an electronic component capable of converting the acquired voltage into an electric signal, so that signal transmission is facilitated.
Specifically, the wireless transmission module 3 is integrally or detachably provided on the BMS board 5.
The BMS mainboard 5 preferably adopts an internal integrated wireless transmission module; as another implementation form, the BMS board 5 may adopt a non-integrated wireless transmission module form, and perform signal transmission through the external independent wireless transmission module 3; the BMS mainboard 5 can adopt a universal design by externally connecting the independent wireless transmission module 3, and the wireless mainboard does not need to be customized; thereby reducing costs with a standardized design.
Specifically, a preformed groove 11 is arranged on the acquisition unit 1, and the preformed groove 11 is suitable for fixing the wireless transmission module 3. Every acquisition unit 1 all is provided with reservation groove 11 to need not to carry out independent setting according to wireless transmission module 3 acquisition unit 1, adopt standardized design reduce cost.
Example two
The embodiment provides a power battery, including: a power battery body and a battery pack collection system as described in the first embodiment.
Preferably, the power battery body is provided with a battery cell pole, the acquisition unit 1 is arranged in the battery cell pole area and is electrically connected with the battery cell, and as deformation, the acquisition unit 1 can be directly integrated with the busbar.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A battery pack collection system, comprising:
an acquisition unit (1);
the plug connector (2) is arranged on the acquisition unit (1);
the wireless transmission module (3) is electrically connected with the acquisition unit (1) through the plug connector (2); the acquisition unit (1) is suitable for being in communication connection with a BMS main board (5) through the wireless transmission module (3).
2. The battery pack collection system according to claim 1, wherein the battery pack collection system comprises N sets of collection modules, each set of collection modules comprises M collection units (1), the collection units (1) in the same set of collection modules are connected through a connection line (4), and N and M are positive integers.
3. The battery pack collection system according to claim 2, wherein the two ends of the connection wire (4) connect the two collection units (1) through the connectors (2), respectively.
4. The battery pack collection system according to claim 3, wherein M collection units (1) in each collection module are connected in sequence.
5. The battery pack collection system according to claim 4, wherein, of the M collection units (1) in each collection module, the 1 st collection unit (1) and the Mth collection unit (1) are connected with the wireless transmission module (3).
6. The battery pack collection system of claim 5, wherein two adjacent sets of the collection modules are communicatively connected by the wireless transmission module (3).
7. The battery pack collection system according to any one of claims 1-6, wherein the collection unit (1) is further provided with a temperature-sensitive socket adapted to connect with a temperature-sensitive module.
8. The battery pack collecting system according to any one of claims 1 to 6, wherein the BMS main board (5) is integrally or detachably provided with a wireless transmission module (3).
9. The battery pack collection system according to any one of claims 1-6, wherein a pre-groove (11) is provided on the collection unit (1), the pre-groove (11) being adapted to fix the wireless transmission module (3).
10. A power battery, comprising a power battery body and a battery pack collection system according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111151413.6A CN113904009A (en) | 2021-09-29 | 2021-09-29 | Battery pack collection system and power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111151413.6A CN113904009A (en) | 2021-09-29 | 2021-09-29 | Battery pack collection system and power battery |
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| Publication Number | Publication Date |
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| CN113904009A true CN113904009A (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111151413.6A Pending CN113904009A (en) | 2021-09-29 | 2021-09-29 | Battery pack collection system and power battery |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673423A (en) * | 2012-05-29 | 2012-09-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Battery control system of double-body electric automobile |
| CN104980522A (en) * | 2015-06-30 | 2015-10-14 | 四川九洲电器集团有限责任公司 | Vehicle-mounted data transmission apparatus and method |
| CN107464960A (en) * | 2017-06-27 | 2017-12-12 | 深圳市沃特玛电池有限公司 | A kind of cell management system of electric automobile |
| CN207683363U (en) * | 2017-11-21 | 2018-08-03 | 洛阳宝盈智控科技有限公司 | A kind of power cell of vehicle and system |
| CN108422885A (en) * | 2018-03-30 | 2018-08-21 | 北京国能电池科技股份有限公司 | Main Control Tank, battery management system and electric vehicle |
| CN109842178A (en) * | 2019-02-21 | 2019-06-04 | 丰燕 | A kind of battery of electric vehicle packet and its operation monitoring control system |
| CN209056569U (en) * | 2018-09-12 | 2019-07-02 | 宁德时代新能源科技股份有限公司 | Battery management system and battery pack |
| CN211280652U (en) * | 2019-12-25 | 2020-08-18 | 江苏塔菲尔动力系统有限公司 | Battery monitoring system based on wireless transmission signal |
| CN112397013A (en) * | 2019-07-31 | 2021-02-23 | 西安诺瓦星云科技股份有限公司 | LED display screen, nuclear core plate and display box |
-
2021
- 2021-09-29 CN CN202111151413.6A patent/CN113904009A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673423A (en) * | 2012-05-29 | 2012-09-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Battery control system of double-body electric automobile |
| CN104980522A (en) * | 2015-06-30 | 2015-10-14 | 四川九洲电器集团有限责任公司 | Vehicle-mounted data transmission apparatus and method |
| CN107464960A (en) * | 2017-06-27 | 2017-12-12 | 深圳市沃特玛电池有限公司 | A kind of cell management system of electric automobile |
| CN207683363U (en) * | 2017-11-21 | 2018-08-03 | 洛阳宝盈智控科技有限公司 | A kind of power cell of vehicle and system |
| CN108422885A (en) * | 2018-03-30 | 2018-08-21 | 北京国能电池科技股份有限公司 | Main Control Tank, battery management system and electric vehicle |
| CN209056569U (en) * | 2018-09-12 | 2019-07-02 | 宁德时代新能源科技股份有限公司 | Battery management system and battery pack |
| CN109842178A (en) * | 2019-02-21 | 2019-06-04 | 丰燕 | A kind of battery of electric vehicle packet and its operation monitoring control system |
| CN112397013A (en) * | 2019-07-31 | 2021-02-23 | 西安诺瓦星云科技股份有限公司 | LED display screen, nuclear core plate and display box |
| CN211280652U (en) * | 2019-12-25 | 2020-08-18 | 江苏塔菲尔动力系统有限公司 | Battery monitoring system based on wireless transmission signal |
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Application publication date: 20220107 |