CN215732029U - Battery module containing false battery module and soft package battery comprising same - Google Patents
Battery module containing false battery module and soft package battery comprising same Download PDFInfo
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- CN215732029U CN215732029U CN202121927419.3U CN202121927419U CN215732029U CN 215732029 U CN215732029 U CN 215732029U CN 202121927419 U CN202121927419 U CN 202121927419U CN 215732029 U CN215732029 U CN 215732029U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a battery module containing a false battery module and a soft package battery comprising the same, wherein the battery module containing the false battery module comprises a battery cell unit, the battery cell unit comprises the false battery module and at least two battery cell modules which are sequentially stacked, a first bracket component and a second bracket component are respectively arranged at two ends of the battery cell unit, the false battery module is arranged on the surface of the outermost battery cell module in the battery cell unit, the thickness of the false battery module is an integral multiple of the thickness of the battery cell module, the false battery module is arranged in the battery cell unit to replace at least one battery cell module, and the same first bracket component and the same second bracket component are matched. The utility model realizes the dual use of the battery module supports with different sizes and parts, reduces the production cost, enables the leading-out electrodes of the battery modules to be arranged on the same side and simplifies the structure of the battery modules.
Description
Technical Field
The utility model belongs to the technical field of battery preparation, relates to a soft package battery, and particularly relates to a battery module containing a false battery module and a soft package battery comprising the same.
Background
Laminate polymer battery module structure generally includes group battery, plastic support, busbar, sampling pencil and shell. In the battery module, the parallel connection of a plurality of batteries is achieved using a bus bar, and then a plurality of parallel battery packs are connected in series through the bus bar. Meanwhile, in order to make the structure of the battery module more lightweight, the energy ratio of the battery module needs to be improved.
CN109216626A discloses a power battery module middle frame and a power battery module structure, which include a frame main body, the frame main body has an a end and a B end which are opposite, the a end is sequentially provided with a first a end welding base, an a end base seat clapboard and a second a end welding base along the thickness direction of the frame main body, the a end base seat clapboard protrudes outwards from the frame main body to be integrally formed, and the first a end welding base and the second a end welding base are isolated and spaced apart; the B end is provided with a B end welding base, and the B end welding base continuously extends in the thickness direction of the frame main body. Power battery module structure includes: the power battery module comprises a power battery module middle frame and a plurality of small modules which are mutually connected in series, wherein when the small modules are connected in parallel by odd number of soft package battery cores, at least one pair of adjacent small modules adopts the power battery module middle frame; install in the positive pole of one of two laminate polymer cores of power battery module with first A end welding pedestal connection, the negative pole of another one of two laminate polymer cores with second A end welding pedestal connection.
CN207320216U discloses a battery module, a bus bar and a vehicle, wherein the battery module comprises at least one battery module, each battery module comprises a plurality of batteries, and each electrode end face of each battery module is provided with a bus bar; the bus bar comprises an aluminum layer and a nickel layer, wherein the aluminum layer is electrically connected with the nickel layer, and the nickel layer is electrically connected with an electrode of the battery; the battery module further comprises a bus bar, and the aluminum layer of each bus bar is electrically connected with the bus bar.
CN213583938U discloses a novel big module structure of soft package lithium battery, which comprises a soft package battery, a Busbar component, a signal acquisition component, a lower plate and an upper plate, wherein the soft package battery is stacked in series and parallel by a foam double-sided adhesive adhered between the soft package battery and the Busbar component, a tab of the soft package battery is welded on a Busbar of the Busbar component to form a small module, a plurality of small modules are arranged on the upper side of the lower plate, a heat insulation board is arranged in the middle of the adjacent small modules, module fixing end plates are respectively arranged on the outermost two sides of the small modules, heat insulation materials are arranged between the module fixing end plates and the adjacent small modules, the signal acquisition component is fixed on a riveting nut of the Busbar component through bolts, and through the nickel sheet welding on the busbar, the joint has the mica plate between lower plate and the last plate, goes up the plate and links together with module fixed end plate through laser welding with lower plate.
In the power battery module structure disclosed in CN109216626A, at least one pair of adjacent small modules adopts a power battery module middle frame, and for modules with multiple modules connected in series, the types and number of the middle frames can be increased, so as to increase the number of busbars and other parts. The battery module structures disclosed in CN207320216U and CN213583938U require components to be provided in the electric core board, and these components cannot be shared by modules of different numbers of strings, and thus need to be newly developed.
For a specific serial module, plastic supports, busbars and shells with corresponding sizes need to be developed, and for modules with different serial numbers, the parts cannot be shared and need to be developed again. In addition, the electrode lead-out position of the module is changed along with the number of the strings, and the lead-out positions of the odd-numbered strings and the even-numbered strings are different, so that the structure of the module is complex, and the assembly efficiency is reduced. Therefore, how to reduce the number of components, simplify the module structure, and increase the compatibility is still the focus of research.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a battery module containing a false battery module and a soft package battery comprising the same, wherein main parts can be compatible with battery modules containing different numbers of battery cell modules, the leading-out positions are the same, the structure of the battery module is simplified, and the assembly efficiency is improved.
In order to achieve the purpose, the utility model adopts the following technical scheme:
in a first aspect, the utility model provides a battery module comprising a dummy battery module, wherein the battery module comprising the dummy battery module comprises a cell unit, the cell unit comprises a dummy battery module and at least two cell modules which are sequentially stacked, a first bracket assembly and a second bracket assembly are respectively arranged at two ends of the cell unit, the dummy battery module is arranged on the surface of the outermost cell module in the cell unit, the thickness of the dummy battery module is an integral multiple of the thickness of the cell module, the dummy battery module is arranged in the cell unit to replace at least one cell module, and the same first bracket assembly and the same second bracket assembly are matched.
The both ends of electric core module are equipped with first utmost point ear and second utmost point ear respectively, establish ties between the first utmost point ear of two adjacent electric core modules, establish ties between the second utmost point ear of two adjacent electric core modules, the both ends of false battery module are equipped with first conflux piece and second conflux piece respectively, first conflux piece establishes ties with the first utmost point ear of adjacent electric core module and realizes establishing ties between false battery module and the electric core module, the second conflux piece converge as first extraction utmost point and converge or outflow current.
It should be noted that the dummy battery module provided by the present invention uses a plastic part as a main body, and the two ends of the plastic part are provided with a first bus bar and a second bus bar having a conductive function, and for example, the first bus bar and the second bus bar can use aluminum plates to conduct current. The length and the width of the dummy battery module and the cell module are the same, and the thickness of the dummy battery module is an integral multiple of the cell module, and may be, for example, 1 time, 2 times or 3 times. In the electric core unit, the false battery modules are arranged in parallel and level with the outer edges of the electric core modules, and the false battery modules replace at least one electric core module, so that the number of the electric core modules is increased. When the group battery contains N electric core module, false battery module is placed on electric core module, and false battery module's thickness dimension is the same with 1 electric core module's thickness dimension, forms new battery module this moment, and this new battery module is the same with the overall dimension and the connected mode homogeneous phase of N +1 primary battery module.
As a preferred embodiment of the present invention, the first bracket assembly is disposed at a side close to the second bus bar, the first bracket assembly includes a first bracket, a lead-out bus bar, an empty bus bar and at least two first bus bars, the lead-out bus bar is disposed below the first bracket, the empty bus bar is disposed above the first bracket, and the first bus bars are disposed between the lead-out bus bar and the empty bus bar in parallel.
As a preferred technical solution of the present invention, the second bus bar is connected to the vacant bus bar as a first extraction electrode, and the second tab of the cell module is connected to the extraction bus bar as a second extraction electrode to realize current collection or current outflow.
It should be noted that, for a battery module including a certain specific number of cell modules, bracket assemblies and components of corresponding sizes need to be developed, and the bracket assemblies and the components of the same size cannot be compatible with the battery modules including different numbers of cell modules. And, because the number of electric core module can be even or odd, its position of leading out the utmost point also is different, consequently, has increased manufacturing cost, has also increased the degree of difficulty of battery module assembly. In the utility model, the false battery module is added in the battery module, the first bus sheet at one end of the false battery module is connected with the first pole ear of other battery core modules in series, the second bus sheet at the other end is used as the first leading-out pole to be connected with the vacant bus bar, the second pole ear of other battery core modules is connected in series and then used as the second leading-out pole to be connected with the leading-out bus bar to converge or flow current, and the leading-out bus bar and the vacant bus bar are positioned at the same side, so that different leading-out poles of the battery module can be positioned at the same side of the battery core modules, the assembly of the battery module is simplified, and the battery modules of different numbers of battery core modules can be used as supports and parts with the same size, thereby reducing the production cost and improving the assembly efficiency.
As a preferred technical solution of the present invention, the first bracket is provided with a first circuit board, the surface of the first circuit board is provided with at least three nickel sheets side by side, and the lead-out bus bar and the first bus bar are respectively and independently connected to one of the nickel sheets.
As a preferred technical scheme of the present invention, an empty sampling point is formed above the first circuit board, when the electric core module and the dummy battery module are connected in series, a sampling nickel plate is disposed on the empty sampling point, one end of the empty busbar is in butt joint with the sampling nickel plate, the other end of the empty busbar is fixed on the surface of the first bracket through a hot-melting column, and a first conductive terminal is further disposed on the surface of the first circuit board.
As a preferred technical solution of the present invention, the first bracket component further includes a first temperature sensing wire, one end of the first temperature sensing wire is fixed to the first circuit board, and the other end of the first temperature sensing wire extends toward a side of the first bracket close to the core module.
As a preferred technical solution of the present invention, the second bracket assembly is disposed at a side close to the first bus bar, the second bracket assembly includes a second bracket and at least two second bus bars, the second bus bars are disposed on a surface of the second bracket side by side, and the second bracket is provided with a second circuit board.
As a preferred technical solution of the present invention, the surface of the second circuit board is provided with at least three nickel plates side by side, one end of the second bus bar is independently connected to one of the nickel plates, the other end of the second bus bar is fixed to the surface of the second bracket through a hot-melt column, and the surface of the second circuit board is further provided with a second conductive terminal.
As a preferred technical solution of the present invention, the second bracket assembly further includes a second temperature sensing line, one end of the second temperature sensing line is fixed to the second circuit board, and the other end of the second temperature sensing line extends to a side of the second bracket close to the battery cell module.
In a second aspect, the utility model provides a pouch battery including the battery module with the dummy battery module of the first aspect, wherein the pouch battery includes a housing, and the battery module with the dummy battery module is arranged in the housing.
It should be noted that, in the utility model, when the number of the battery cell modules in the soft-package battery is odd or even, in the prefabricated battery cell unit of the dummy battery module with the thickness equal to that of at least one battery cell module, a sampling nickel plate is arranged on the vacant sampling point above the first circuit board, one end of the vacant bus bar is in butt joint with the sampling nickel plate, and the other end of the vacant bus bar is fixed on the surface of the first support through the hot-melting column, so that the extraction poles of the soft-package battery can be positioned on the same side.
It should be noted that, in the pouch battery of the present invention, the thickness of the dummy battery module, that is, the integral multiple of the thickness of the cell module, is changed, so that the size of the dummy battery module is the same as the size of the plurality of cell modules. For example, the thickness of the false battery cell module main body is the same as the thickness of the M battery cell modules, the false battery cell module is arranged in the battery module comprising the N battery cell modules, a new battery module of new N + M battery cell modules is formed, and the sampling nickel sheet is arranged on the vacant sampling point on the first support to be connected with the vacant busbar, so that the battery module of the N battery cell modules and the new battery module of the N + M battery cell modules can share the same size of support and parts.
Compared with the prior art, the utility model has the beneficial effects that:
according to the battery module containing the false battery module and the soft package battery comprising the battery module, provided by the utility model, the false battery module is arranged in the battery module, so that the battery module bracket assemblies and parts with different sizes can be used simultaneously, and the production cost is reduced; arrange the extraction pole of battery module in same one side, simplified the structure of battery module, solved the extraction pole problem of odd number or even number electric core module, increased the structural strength between the electric core module in the battery module, improved assembly efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a pouch battery according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a dummy battery module according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a first frame assembly according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a second bracket assembly according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a first circuit board according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a battery module including a dummy battery according to an embodiment of the present invention.
Wherein, 1-false battery module; 2-a first carriage assembly; 3-a second bracket assembly; 4-a cell module; 5-a shell; 6-a first bus bar; 7-a second bus bar; 8-a first scaffold; 9-a first circuit board; 10-empty busbar; 11-a first busbar; 12-lead out bus bar; 13-nickel plate; 14-empty sampling points; 15-a first temperature sensing line; 16-a first conductive terminal; 17-a second scaffold; 18-a second circuit board; 19-a second busbar; 20-a second temperature sensing line; 21-a second conductive terminal; 22-a first extraction electrode; 23-a second extraction electrode; 24-a first tab; 25-a second tab.
Detailed Description
It is to be understood that in the description of the present invention, the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken as limiting the present invention. Furthermore, the terms "first", "second", etc. 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, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
It should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "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 by those of ordinary skill in the art through specific situations.
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
In a specific embodiment, the utility model provides a battery module including a dummy battery module 1, which includes a cell unit, as shown in fig. 1, where the cell unit includes the dummy battery module 1 and at least two cell modules 4 stacked in sequence, and a first bracket assembly 2 and a second bracket assembly 3 are respectively disposed at two ends of the cell unit. The dummy battery module 1 is arranged on the surface of the outermost battery cell module 4 in the battery cell unit, the thickness of the dummy battery module 1 is integral multiple of the thickness of the battery cell module 4, the dummy battery module 1 is arranged in the battery cell unit to replace at least one battery cell module 4, and the dummy battery module is matched with the first support assembly 2 and the second support assembly 3 which are the same. The two ends of each battery cell module 4 are respectively provided with a first tab 24 and a second tab 25, the first tabs 24 of two adjacent battery cell modules 4 are connected in series, and the second tabs 25 of two adjacent battery cell modules 4 are connected in series. As shown in fig. 2, a first bus bar 6 and a second bus bar 7 are respectively disposed at two ends of the dummy battery module 1, and as shown in fig. 6, the first bus bar 6 is connected in series with the first tab 24 of the adjacent cell module 4 to realize the series connection between the dummy battery module 1 and the cell module 4.
The first bracket assembly 2 is disposed at a side close to the second bus bar 7, as shown in fig. 3, the first bracket assembly 2 includes a first bracket 8, a lead-out bus bar 12, a vacant bus bar 10, and at least two first bus bars 11. The outgoing busbar 12 is arranged below the first support 8, the empty busbar 10 is arranged above the first support 8, and the first busbar 11 is horizontally arranged between the outgoing busbar 12 and the empty busbar 10. As shown in fig. 6, the second bus bar 7 of the dummy battery module 1 is connected as a first lead 22 to the empty busbar 10, and the second tabs 25 of the cell modules 4 are connected in series as second lead 23 to the lead busbar 12 to collect or discharge current.
The first bracket 8 is provided with a first circuit board 9, as shown in fig. 5, the surface of the first circuit board 9 is provided with at least three nickel sheets 13 side by side, and the lead-out bus bar 12 and the first bus bar 11 are respectively and independently connected with one of the nickel sheets 13. An empty sampling point 14 is arranged above the first circuit board 9, when the electric core module 4 is connected with the dummy battery module 1 in series, a sampling nickel sheet is arranged on the empty sampling point 14, one end of the empty busbar 10 is connected with the sampling nickel sheet, and the other end of the empty busbar is fixed on the surface of the first support 8 through a hot melting column. The first circuit board 9 has a first conductive terminal 16 at the middle thereof. The first support assembly 2 further comprises a first temperature sensing line 15, wherein one end of the first temperature sensing line is fixed to the first circuit board 9, and the other end of the first temperature sensing line extends towards one side of the first support 8 close to the battery cell module 4.
The second rack assembly 3 is disposed near one side of the first bus bar 6, as shown in fig. 4, the second rack assembly 3 includes a second rack 17 and at least two second bus bars 19, and the second bus bars 19 are disposed side by side on the surface of the second rack 17.
The second circuit board 18 is arranged on the second support 17, at least three nickel sheets 13 are arranged on the surface of the second circuit board 18 side by side, one end of the second busbar 19 is respectively and independently connected with one of the nickel sheets 13, the other end of the second busbar is fixed on the surface of the second support 17 through a hot-melting column, and the second circuit board 18 is provided with a second conductive terminal 21. The second bracket assembly 3 further includes a second temperature sensing wire 20, one end of which is fixed to the second circuit board 18, and the other end of which extends to a side of the second bracket 17 close to the battery cell module 4.
In another embodiment, the utility model provides a pouch battery including the battery module including the dummy battery module 1 according to one embodiment, which includes a case 5, and the battery module including the dummy battery module 1 is provided in the case 5. The thickness of the battery module 1 containing the dummy battery module 1 is equal to the thickness of at least one battery cell module 4, a sampling nickel sheet is arranged on a vacant sampling point 14 above the first circuit board 9, one end of a vacant bus bar 10 is in butt joint with the sampling nickel sheet, and the other end of the vacant bus bar is fixed on the surface of the first support 8 through a hot melting column.
Example 1
The embodiment provides a laminate polymer battery, which comprises a shell 5 and a battery module containing a false battery module 1 arranged in the shell 5. The battery module group comprising the false battery module 1 comprises a battery cell unit, the battery cell unit comprises a false battery module 1 and seven battery cell modules 4 which are sequentially stacked, and a first support assembly 2 and a second support assembly 3 are respectively arranged at two ends of the battery cell unit. The dummy battery module 1 is arranged on the surface of the outermost battery cell module 4 in the battery cell unit, the thickness of the dummy battery module 1 is the same as that of one battery cell module 4, and the dummy battery module 1 is arranged in the battery cell unit to replace one battery cell module 4. The two ends of each battery cell module 4 are respectively provided with a first tab 24 and a second tab 25, the first tabs 24 of two adjacent battery cell modules 4 are connected in series, and the second tabs 25 of two adjacent battery cell modules 4 are connected in series. The two ends of the dummy battery module 1 are respectively provided with a first bus bar 6 and a second bus bar 7, and the first bus bar 6 is connected in series with a first tab 24 of the cell module 4 to realize the series connection between the dummy battery module 1 and the cell module 4.
The first bracket component 2 is arranged at one side close to the second bus bar 7, and the first bracket component 2 comprises a first bracket 8, a lead-out bus bar 12, an empty bus bar 10 and three first bus bars 11. The outgoing busbar 12 is arranged below the first support 8, the empty busbar 10 is arranged above the first support 8, and the first busbar 11 is horizontally arranged between the outgoing busbar 12 and the empty busbar 10. The second bus bar 7 is connected with the vacant busbar 10 as a first extraction pole 22, and second tabs 25 of the cell modules 4 are connected in series and then connected with the extraction busbar 12 as second extraction poles 23 to collect or discharge current.
The first support 8 is provided with a first circuit board 9, four nickel sheets 13 are arranged on the surface of the first circuit board 9 side by side, and the lead-out busbar 12 and the first busbar 11 are respectively and independently connected with one of the nickel sheets 13. An empty sampling point 14 is arranged above the first circuit board 9, a sampling nickel sheet is arranged on the empty sampling point 14, one end of the empty busbar 10 is in butt joint with the sampling nickel sheet, and the other end of the empty busbar is fixed on the surface of the first support 8 through a hot melting column. The first circuit board 9 has a first conductive terminal 16 at the middle thereof. The first support assembly 2 further includes a first temperature sensing line 15, one end of which is fixed to the first circuit board 9, and the other end of which extends toward one side of the first support 8 near the cell module 4.
The second rack assembly 3 is disposed at a side close to the first bus bar 6, the second rack assembly 3 includes a second rack 17 and four second bus bars 19, and the second bus bars 19 are disposed side by side on the surface of the second rack 17. The second circuit board 18 is arranged on the second support 17, four nickel sheets 13 are arranged on the surface of the second circuit board 18 side by side, one end of the second busbar 19 is independently connected with one of the nickel sheets 13, the other end of the second busbar is fixed on the surface of the second support 17 through a hot-melting column, and the middle of the second circuit board 18 is provided with a second conductive terminal 21. The second bracket assembly 3 further includes a second temperature sensing wire 20, one end of which is fixed to the second circuit board 18, and the other end of which extends to a side of the second bracket 17 close to the battery cell module 4.
The dummy battery module 1 provided in this embodiment adopts a plastic part as a main body, and the two ends of the plastic part are provided with the first bus bar 6 and the second bus bar 7, and the first bus bar 6 and the second bus bar 7 adopt aluminum plates to play a role in conducting current. Meanwhile, the main body of the dummy battery module 1 has the same external dimension as that of one battery cell module 4, and plays a role in insulation protection. The dummy battery module 1 is placed in the cell unit and connected in series with the cell module 4, that is, the dummy battery module 1 is loaded into the battery module as one cell module 4, increasing the number of electric modules in the battery module. The battery pack contains seven electric core modules 4, and false battery module 1 is placed on electric core module 4, and false battery module 1's thickness dimension is the same with the thickness dimension of an electric core module 4, forms new battery module this moment, and this new battery module is the same with the overall dimension and the connected mode homogeneous phase of eight former battery modules.
The first confluence piece 6 of the dummy battery module 1 is connected with the first tabs 24 of other battery cell modules 4 in series, the second confluence piece 7 at the other end is connected with the vacant busbar 10 as the first leading-out pole 22, the second tabs 25 of the battery cell modules 4 are connected in series and connected with the leading-out busbar 12 as the second leading-out pole 23, the different leading-out poles of the battery module are positioned at the same side of the battery cell modules 4, the assembly of the battery module is simplified, and the battery modules of different numbers of the battery cell modules 4 can be used as supports and other parts of the same size, the production cost is reduced, and the assembly efficiency is improved.
The applicant declares that the above description is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be understood by those skilled in the art that any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are within the scope and disclosure of the present invention.
Claims (10)
1. A battery module containing a false battery module is characterized in that the battery module containing the false battery module comprises a battery cell unit, the battery cell unit comprises a false battery module and at least two battery cell modules which are sequentially stacked, a first support assembly and a second support assembly are respectively arranged at two ends of the battery cell unit, the false battery module is arranged on the surface of the outermost battery cell module in the battery cell unit, the thickness of the false battery module is integral multiple of the thickness of the battery cell module, the false battery module is arranged in the battery cell unit to replace at least one battery cell module, and the same first support assembly and the same second support assembly are matched;
the both ends of electric core module are equipped with first utmost point ear and second utmost point ear respectively, establish ties between the first utmost point ear of two adjacent electric core modules, establish ties between the second utmost point ear of two adjacent electric core modules, the both ends of false battery module are equipped with first conflux piece and second conflux piece respectively, first conflux piece establishes ties with the first utmost point ear of adjacent electric core module and realizes establishing ties between false battery module and the electric core module, the second conflux piece converge as first extraction utmost point and converge or outflow current.
2. The battery module as set forth in claim 1, wherein the first frame assembly is disposed adjacent to the second bus bar, the first frame assembly comprises a first frame, a lead-out bus bar, an empty bus bar and at least two first bus bars, the lead-out bus bar is disposed below the first frame, the empty bus bar is disposed above the first frame, and the first bus bars are disposed between the lead-out bus bar and the empty bus bar in parallel.
3. The battery module including the dummy battery module according to claim 2, wherein the second bus bar is connected to the vacant bus bar as a first lead-out electrode, and the second tab of the cell module is connected to the lead-out bus bar as a second lead-out electrode to realize current collection or current outflow.
4. The battery module of claim 2, wherein the first support has a first circuit board, the first circuit board has at least three side-by-side nickel plates, and the lead-out bus bar and the first bus bar are independently connected to one of the nickel plates.
5. The battery module group including the dummy battery module according to claim 4, wherein a dummy sampling point is formed above the first circuit board, when the cell module is connected in series with the dummy battery module, a sampling nickel plate is disposed on the dummy sampling point, one end of the dummy bus bar is abutted to the sampling nickel plate, the other end of the dummy bus bar is fixed to the surface of the first bracket through a heat-melting column, and a first conductive terminal is further disposed on the surface of the first circuit board.
6. The battery module including the dummy battery module according to claim 2, wherein the first holder assembly further includes a first temperature sensing wire having one end fixed to the first circuit board and the other end extending toward a side of the first holder adjacent to the core module.
7. The battery module as set forth in claim 1, wherein the second bracket assembly is disposed adjacent to the first bus bar, the second bracket assembly comprises a second bracket and at least two second bus bars, the second bus bars are disposed side by side on a surface of the second bracket, and the second bracket is provided with a second circuit board.
8. The battery module group including the dummy battery module according to claim 7, wherein the surface of the second circuit board is provided with at least three nickel plates side by side, one end of the second bus bar is independently connected to one of the nickel plates, the other end of the second bus bar is fixed to the surface of the second bracket through a heat-melting column, and the surface of the second circuit board is further provided with a second conductive terminal.
9. The battery module of claim 7, wherein the second bracket assembly further comprises a second temperature sensing wire, one end of the second temperature sensing wire is fixed to the second circuit board, and the other end of the second temperature sensing wire extends towards one side of the second bracket, which is close to the cell module.
10. A pouch battery comprising the battery module including the dummy battery module according to any one of claims 1 to 9, wherein the pouch battery comprises a case in which the battery module including the dummy battery module is disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121927419.3U CN215732029U (en) | 2021-08-17 | 2021-08-17 | Battery module containing false battery module and soft package battery comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121927419.3U CN215732029U (en) | 2021-08-17 | 2021-08-17 | Battery module containing false battery module and soft package battery comprising same |
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| CN215732029U true CN215732029U (en) | 2022-02-01 |
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| CN202121927419.3U Active CN215732029U (en) | 2021-08-17 | 2021-08-17 | Battery module containing false battery module and soft package battery comprising same |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115832443A (en) * | 2022-02-10 | 2023-03-21 | 宁德时代新能源科技股份有限公司 | Electric device, battery cell and manufacturing method thereof |
| WO2023201507A1 (en) * | 2022-04-19 | 2023-10-26 | 时代电服科技有限公司 | Battery swapping method and battery swapping system |
-
2021
- 2021-08-17 CN CN202121927419.3U patent/CN215732029U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115832443A (en) * | 2022-02-10 | 2023-03-21 | 宁德时代新能源科技股份有限公司 | Electric device, battery cell and manufacturing method thereof |
| CN115832443B (en) * | 2022-02-10 | 2023-12-12 | 宁德时代新能源科技股份有限公司 | Electric equipment, battery monomer and manufacturing method thereof |
| WO2023201507A1 (en) * | 2022-04-19 | 2023-10-26 | 时代电服科技有限公司 | Battery swapping method and battery swapping system |
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