CN217427010U - BMS slave plate and BMS - Google Patents
BMS slave plate and BMS Download PDFInfo
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- CN217427010U CN217427010U CN202220735655.3U CN202220735655U CN217427010U CN 217427010 U CN217427010 U CN 217427010U CN 202220735655 U CN202220735655 U CN 202220735655U CN 217427010 U CN217427010 U CN 217427010U
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Abstract
The application relates to the technical field of batteries, in particular to a BMS slave plate and a BMS. The BMS slave plate comprises a slave plate body provided with a communication connector, and the slave plate body is in communication connection with other modules in the battery pack through the communication connector. The communication connector comprises a first terminal and a second terminal which are arranged on two sides of the slave board body and electrically connected with the slave board body, and the first terminal and the second terminal are electrically connected, so that the first terminal and the second terminal can realize the communication with the same definition. Thereby can be according to the position of the output pole of electric core module in the battery package, the adjustment is from the position that sets up of board body, selects suitable one side face towards electric core module, and the wiring end on the opposite side face is used for working a telephone switchboard with electric core, and then the wiring between electric core module and the slave plate body of being convenient for.
Description
Technical Field
The application relates to the technical field of batteries, in particular to a BMS slave plate and a BMS.
Background
BMS (Battery Management System) is a core component of a Battery pack, and generally includes a slave board, on which a plurality of connectors are provided to be electrically connected with other modules, such as an electric core and an adjacent slave board, through a plurality of harnesses, and generally all the connectors are provided on a side panel surface of a PCB board, so that one slave board cannot simultaneously correspond to two electric core modules with greatly different outputs, resulting in inconvenience of wiring between the slave board and the electric core.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a BMS slave plate and BMS to the slave plate goes on with electric core.
The utility model provides a BMS slave plate, which comprises a slave plate body;
a communication connector is arranged on the slave plate body and comprises a first terminal and a second terminal which are electrically connected with the slave plate body;
the first terminal and the second terminal are respectively arranged on the plate surfaces of two sides of the slave plate body, and the first terminal and the second terminal are electrically connected.
Further, the first terminal is a first pad, the second terminal is a second pad, and the second pad are symmetrically arranged on two sides of the slave board body;
the communication connector further comprises a conductive part, the conductive part penetrates through the slave plate body along the thickness direction of the slave plate body, and two ends of the conductive part are respectively connected with the first bonding pad and the second bonding pad.
Further, the conductive part comprises a conductive through hole penetrating through the slave plate body, the first pad and the second pad along the thickness direction of the slave plate body, and conductive copper deposition is arranged in the conductive through hole.
Furthermore, two sides of the slave plate body in the first direction are respectively provided with a first acquisition unit, and the first acquisition units are used for being electrically connected with the battery cell of the battery pack;
the first acquisition unit comprises a plurality of communication connectors which are distributed along a second direction at intervals side by side, and the second direction is perpendicular to the first direction.
Furthermore, second acquisition units are respectively arranged on two sides of the slave plate body in the second direction and are used for being electrically connected with adjacent BMS slave plates in the battery pack;
the second acquisition unit comprises a plurality of communication connectors which are distributed along the first direction at intervals side by side.
Further, the dimension of the slave plate body along the first direction is smaller than the dimension of the battery cells of the battery pack along the first direction;
the dimension of the slave plate body along the second direction is smaller than the dimension of the battery cells along the second direction.
Further, the difference between the sizes of the cells and the slave plate body in the first direction is not less than 20 mm;
the difference between the sizes of the battery cells and the slave plate body in the second direction is not less than 20 mm.
Further, a plurality of multi-channel chips are arranged on the slave plate body, and the multi-channel chips are arranged on the slave plate body at intervals.
Further, the slave board body is a PCB board.
The utility model also provides a BMS, including above-mentioned arbitrary BMS slave plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a BMS slave plate, including the slave plate body, be provided with communication connector on the slave plate body, to setting up the BMS slave plate in the battery package, other modules in the battery package, for example electric core module or adjacent BMS accessible are gathered the pencil and are connected with the communication connector electricity that corresponds to realize that its is connected with the communication of BMS slave plate. The communication connector comprises two terminals which are respectively a first terminal and a second terminal, the first terminal and the second terminal are both arranged on the slave plate body and are electrically connected with the slave plate body, and the first terminal and the second terminal are electrically connected, so that the first terminal and the second terminal can realize communication with the same definition. On the slave plate body, the first wiring end and the second wiring end of communication connector are located respectively on the both sides face of slave plate body to can adjust the orientation that sets up of slave plate body according to the position of the output pole of electric core module, select suitable one side face towards electric core module, wiring end on the opposite side face is used for working a telephone switchboard with electric core, and then the wiring between electric core module and the slave plate body of being convenient for.
The utility model also provides a BMS, include BMS slave plate, therefore BMS also has the beneficial effect of BMS slave plate.
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 diagram of a BMS slave board according to an embodiment of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1;
fig. 3 is a schematic cross-sectional view of a communication connector from a board body according to an embodiment of the present invention.
Reference numerals:
1-from-board body, 11-first pick-up unit, 12-second pick-up unit, 2-communication connector, 21-conductive through hole, 22-first pad, 23-second pad, a-first direction, b-second direction.
Detailed Description
The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments.
The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to 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 orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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 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.
The BMS slave board and the BMS according to some embodiments of the present application are described below with reference to fig. 1 to 3.
The application provides a BMS slave plate, including slave plate body 1, as shown in fig. 1 and 2, be provided with communication connector 2 from the last communication connector 2 that is provided with of slave plate body 1, to the BMS slave plate that sets up in the battery package, other modules in the battery package, such as electricity core module or adjacent BMS accessible gather pencil and correspond communication connector 2 electricity and be connected in order to realize its and BMS slave plate's communication. Referring to fig. 3, the communication connector 2 includes two terminals, which are a first terminal and a second terminal, respectively, the first terminal and the second terminal are both disposed on the slave board body 1 and electrically connected to the slave board body 1, and the first terminal and the second terminal are electrically connected, so that the first terminal and the second terminal can achieve the same defined communication.
On slave plate body 1, communication connector 2's first wiring end and second wiring end are located respectively on slave plate body 1's both sides face to can adjust from plate body 1's the direction that sets up according to the position of the output pole of electric core module, select suitable one side face towards electric core module, wiring end on the opposite side face is used for working a telephone switchboard with electric core, and then the wiring between electric core module and the slave plate body 1 of being convenient for.
In one embodiment of the present application, preferably, as shown in fig. 2 and 3, each of the first and second terminals is a pad that is disposed on the slave board body 1 and electrically connected to the slave board body 1, that is, the first terminal is a first pad 22, the second terminal is a second pad 23, and the first pad 22 and the second pad 23 are symmetrically disposed on both side board surfaces of the slave board body 1. The communication connector 2 further includes a conductive portion through which the first pad 22 and the second pad 23 are electrically connected so that the first pad 22 and the second pad 23 are terminals having the same communication definition. The conductive part is arranged on the slave board body 1 between the first pad 22 and the second pad 23, and the conductive part penetrates through the slave board body 1 along the thickness direction of the slave board body 1, so that one end of the conductive part in the length direction extends to one side board surface of the slave board body 1 and is connected with the first pad 22, and the other end of the conductive part in the length direction extends to the other side board surface of the slave board body 1 and is connected with the first pad 22, thereby realizing circuit conduction between the first pad 22 and the second pad 23 on two sides of the slave board body 1 through the conductive part, and realizing communication with the same definition for an external module connected with the first pad 22 or the second pad 23.
In this embodiment, preferably, the conductive portion includes the first pad 22, the second pad 23, and the conductive through hole 21 opened on the slave board body 1, that is, the first pad 22, the second pad 23, and the through hole opened on the slave board body 1 are provided with through holes, respectively, the through hole on the slave board body 1 penetrates through the slave board body 1 in the thickness direction of the slave board body 1, the first pad 22 and the second pad 23 are oppositely disposed on both sides of the through hole on the slave board body 1, and the through holes on the first pad 22 and the second pad 23 are disposed coaxially with the through hole on the slave board body 1, and the first pad 22, the second pad 23, and the through hole on the slave board body 1 constitute the conductive through hole 21 of the conductive portion. The inner wall of the conductive through hole 21 is provided with conductive copper deposition, so that the first pad 22 and the second pad 23 can realize circuit conduction through the conductive copper deposition in the conductive through hole 21, and the first pad 22 and the second pad 23 have the same communication definition.
In one embodiment of the present application, preferably, as shown in fig. 1, first collecting units 11 are respectively disposed on two sides of the board body 1 in the first direction a, for example, on two sides of the board body 1 in the length direction, each of the first collecting units 11 on two sides includes a plurality of communication connectors 2, and the plurality of communication connectors 2 located in the same first collecting unit 11 are spaced side by side in the second direction b of the board body 1, that is, in the width direction of the board body 1.
In the battery pack, the output electrode of the battery cell module is connected to the communication connector 2 in the first acquisition unit 11 to realize communication connection with the slave board body 1. For example, the plurality of communication connectors 2 located on one side of the first direction a from the plate body 1 are sequentially labeled V0, V2, V4, V6... and the plurality of communication connectors 2 on the other side are sequentially labeled V1, V3, V5, V7..; two output poles of every electric core in the electricity core module all are located the both sides of the first direction a of self electricity core, and when connecting, two output poles of first electric core access V0 and V1, and two output poles of second electric core access V1 and V2, and two output poles of third electric core access V2 and V3, analogize in proper order. Because each communication connector 2 is formed with two pads with the same definition on both sides of the slave board body 1, in specific implementation, the slave board body 1 can be adjusted for the battery cell modules with different positive and negative output poles, so that the plurality of communication connectors 2 on both sides of the slave board body 1 in the first direction a have an arrangement order meeting wiring requirements, for example, on the slave board body 1 shown in fig. 1, the first interface located above the right side is V0, the left side and the right side of the slave board body 1 can be exchanged, at this time, V0 is the first interface above the left side, and both sides of the board surface at the V0 position are provided with pads for wiring; of course, the upper and lower sides of the slave board body 1 may be reversed, and the V0 interface may be switched to the lower side of the slave board body 1. Therefore, through setting up the communication interface that has two side pads, can be through the adjustment from the position of placing of plate main part to be used for the electric core module of different positive and negative output poles.
In one embodiment of the present application, as shown in fig. 1, it is preferable that second collecting units 12 are further respectively disposed on two sides of the plate body 1 in the second direction b, i.e., the width direction, the second collecting units 12 on the two sides also respectively include a plurality of communication connectors 2, and the plurality of communication connectors 2 located in the same second collecting unit 12 are distributed at intervals side by side in the first direction a, i.e., the length direction, of the plate body 1. In the battery pack, the second collecting units 12 at two sides of the slave board body 1 in the second direction b are in communication connection with the adjacent BMS, and the second collecting units 12 also adopt the communication connectors 2 with the pads at two sides, so that when the mounting direction of the slave board body is changed to be connected with the battery cell module in an adaptive manner, the connection with the adjacent BMS can be conveniently realized.
In one embodiment of the present application, preferably, in the battery pack, the length direction of the battery cell is along a first direction a, the width direction of the battery cell is along a second direction b, the plate body 1 is disposed on one side of the thickness direction of the battery cell, and the width direction of the plate body 1 is along the second direction b along the first direction a from the length direction of the plate body 1; the length of the slave plate body 1 is smaller than that of the battery cell, and the width of the slave plate body 1 is smaller than that of the battery cell, so that when the slave plate body 1 is oppositely arranged on one side of the battery cell, the battery cell can not extend out of the two ends of the slave plate body 1 in the length direction and the two ends of the slave plate body 1 in the width direction, and a sufficient wiring space is ensured between the slave plate body 1 and the battery cell.
Preferably, the difference between the size of the battery cell along the first direction a and the size of the plate body 1 along the first direction a is not less than 20mm, and the difference between the size of the battery cell along the second direction b and the size of the plate body 1 along the second direction b is not less than 20 mm. That is, when the board body 1 is arranged at one side of the battery cell in the middle, the edge around the board body 1 retracts by at least 10mm to the inside of the battery cell, so as to ensure that there is sufficient wiring space between the board body 1 and the battery cell or the board body 1 of the adjacent BMS.
In an embodiment of the present application, preferably, a plurality of multi-channel chips are disposed on the slave board body 1, and the plurality of multi-channel chips are spaced not so far from the slave board body 1 and are located between the first collecting units 11 on two sides of the first direction a and the second collecting units 12 on two sides of the second direction b, so as to fully utilize the space of the slave board body 1, and facilitate the connection of the slave board body 1 with other external modules through the first collecting units 11 and the second collecting units 12, thereby implementing communication connection.
Preferably, the board body 1 is a PCB board.
The present application also provides a BMS including the BMS slave board of any one of the above embodiments.
In this embodiment, the BMS includes the BMS slave board, and thus the BMS has all the advantageous effects of the BMS slave board and is not described in detail herein.
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 BMS slave board, comprising a slave board body;
a communication connector is arranged on the slave plate body and comprises a first terminal and a second terminal which are electrically connected with the slave plate body;
the first terminal and the second terminal are respectively arranged on the plate surfaces of two sides of the slave plate body, and the first terminal and the second terminal are electrically connected.
2. The BMS slave board according to claim 1, wherein the first terminal is a first pad, the second terminal is a second pad, and the second pad are symmetrically disposed at both sides of the slave board body;
the communication connector further comprises a conductive part, the conductive part penetrates through the slave plate body along the thickness direction of the slave plate body, and two ends of the conductive part are respectively connected with the first bonding pad and the second bonding pad.
3. The BMS slave plate of claim 2, wherein the conductive portion comprises a conductive via penetrating the slave plate body, the first pad and the second pad in a thickness direction of the slave plate body, and wherein a conductive copper deposit is disposed within the conductive via.
4. The BMS slave plate of claim 1, wherein first collection units are respectively arranged on two sides of the slave plate body in the first direction and are used for being electrically connected with battery cells of a battery pack;
the first acquisition unit comprises a plurality of communication connectors which are distributed along a second direction side by side at intervals, and the second direction is perpendicular to the first direction.
5. The BMS slave board of claim 4, wherein second collection units are respectively arranged at two sides of the slave board body in the second direction and are used for being electrically connected with adjacent BMS slave boards in the battery pack;
the second acquisition unit comprises a plurality of communication connectors which are distributed along the first direction at intervals side by side.
6. The BMS slave plate of claim 4, wherein a dimension of the slave plate body in the first direction is less than a dimension of the cells of the battery pack in the first direction;
the dimension of the slave plate body along the second direction is smaller than the dimension of the battery cells along the second direction.
7. The BMS slave plate of claim 6, characterized in that the difference in the dimensions of the cells and the slave plate body in the first direction is not less than 20 mm;
the difference between the sizes of the battery cells and the slave plate body in the second direction is not less than 20 mm.
8. The BMS slave plate of claim 1, wherein a plurality of multi-channel chips are provided on the slave plate body, the plurality of multi-channel chips being arranged at intervals on the slave plate body.
9. The BMS slave board according to claim 1, characterized in that the slave board body is a PCB board.
10. A BMS including the BMS slave board of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220735655.3U CN217427010U (en) | 2022-03-30 | 2022-03-30 | BMS slave plate and BMS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220735655.3U CN217427010U (en) | 2022-03-30 | 2022-03-30 | BMS slave plate and BMS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217427010U true CN217427010U (en) | 2022-09-13 |
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ID=83180271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220735655.3U Active CN217427010U (en) | 2022-03-30 | 2022-03-30 | BMS slave plate and BMS |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217427010U (en) |
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2022
- 2022-03-30 CN CN202220735655.3U patent/CN217427010U/en active Active
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