CN220830084U - Converging assembly and battery module - Google Patents

Abstract

The application discloses a confluence component and a battery module; the assembly for total confluence of cell modules includes: the mounting seat comprises a first mounting part, a second mounting part and an insulating baffle, wherein the first mounting part is detachably connected to a side plate of the battery cell module, and the insulating baffle and the second mounting part are enclosed together to form a mounting groove; the first conducting strip is located the mounting groove and can be dismantled with the second installation department and be connected, and first conducting strip is connected with the utmost point ear electricity of electric core module, and when first installation department was on the curb plate of electric core module, insulating baffle was located between the adjacent utmost point ear. According to the application, the total current collecting assembly is arranged to support and fix the total current collecting lug, and the electric connection with the total current collecting lug of the cell module is realized, so that the total current collecting of the cell module is realized, the occupied space is small, the detachable installation is convenient and quick, the cell support with larger structural size is not required to be covered at the top of the cell module, and the total current collecting form of the cell module is enriched.

Description

Converging assembly and battery module

Technical Field

The application relates to the technical field of batteries, in particular to a confluence component; and also relates to a battery module comprising the bus assembly.

Background

In the traditional battery, a battery core support covering the battery core module is required to be arranged right above the battery core module, so that the lugs of a plurality of battery cores in the battery core module penetrate out of the battery core support, the electric connection of the battery cores is completed, and finally, the total current positive electrode and the total current negative electrode of the battery core module are obtained. Above-mentioned electric core module always converges and needs to match the great electric core support of setting up structural dimension in electric core module's top, and its occupation space is bulky, and the assembly is inconvenient.

Disclosure of utility model

In view of the above, the application provides a current collecting assembly, and also provides a battery module comprising the current collecting assembly, which solves the problems of large size and inconvenient assembly of structural members for realizing the total current collection of the battery module.

In order to achieve the above purpose, the present application provides the following technical solutions:

A bussing assembly for bussing a cell module comprising:

The mounting seat comprises a first mounting part, a second mounting part and an insulating baffle, wherein the first mounting part is detachably connected with a side plate of the battery cell module, and the insulating baffle and the second mounting part are enclosed together to form a mounting groove;

The first conducting strip is positioned in the mounting groove and detachably connected with the second mounting part, the first conducting strip is electrically connected with the lug of the battery cell module, and when the first mounting part is positioned on the side plate of the battery cell module, the insulating baffle is positioned between the adjacent lugs.

Optionally, in the above converging assembly, the second mounting portion includes a bearing table, and a first limiting plate and a second limiting plate disposed on opposite sides of the bearing table;

The first limiting plate is provided with a clamping groove, the second limiting plate is provided with a clamping protrusion, one end of the first conducting strip is inserted into the clamping groove, and the other end of the first conducting strip is clamped between the bearing table and the clamping protrusion.

Optionally, in the above bus assembly, a guide surface is formed on a side of the clamping protrusion away from the surface of the bearing table;

Along the direction that is close to the joint groove, the guide surface gradually to be close to the direction slope setting of plummer.

Optionally, in the above converging assembly, the insulating baffle is disposed at one side of the bearing table, and two ends of the insulating baffle are respectively connected with the first limiting plate and the second limiting plate;

the insulating baffle, the first limiting plate and the second limiting plate are enclosed together to form the mounting groove.

Optionally, in the above busbar assembly, the first mounting portion is located at the other side of the carrying platform away from the insulating baffle;

The first installation department includes the pedestal and forms in first reference column and the mounting hole of interval arrangement on the pedestal, be equipped with in the mounting hole and bury the notes nut, first reference column with the mounting hole is located the pedestal is kept away from the one side surface of plummer.

Optionally, in the above bus assembly, the first mounting portion includes two first positioning columns and two mounting holes, the two first positioning columns are arranged diagonally on a side surface of the base, and the two mounting holes are arranged diagonally on a side surface of the base.

Optionally, in the above converging assembly, a first fixing hole is provided on the bearing table, and a buried nut is provided in the first fixing hole;

the first conductive sheet is provided with an electric connection hole, and the electric connection hole is arranged corresponding to the first fixing hole;

The assembly further comprises a first fastener, wherein the first fastener penetrates through the electric connection hole and is connected with the embedded nut, and the first fastener is a connection bolt.

Optionally, in the above bus assembly, the bus assembly further includes an auxiliary supporting frame, a second conductive sheet, and a fuse;

The auxiliary support frame is arranged on a side plate of the battery cell module, and the fuse is electrically connected between the first conductive sheet and the auxiliary support frame through the second conductive sheet;

the insulating baffle is provided with a limiting hole, and the second conducting strip passes through the limiting hole.

Optionally, in the above busbar assembly, the second mounting portion further includes a second positioning column, and the second positioning column is located at a side of the second limiting plate away from the insulating baffle;

the first conductive sheet is provided with a positioning notch, and the positioning notch is matched with the second positioning column.

The battery module comprises the bus assembly and the battery cell module, wherein the battery cell module comprises a plurality of side plates and a plurality of battery cells, the side plates are enclosed together to form a containing cavity, the battery cells which are arranged in a stacked manner are arranged in the containing cavity, and two bus assemblies are respectively and electrically connected with two lugs with opposite polarities in the battery cells;

The battery cell module further comprises a sampling plate supporting frame and a sampling circuit board, the sampling plate supporting frame is fixedly connected to the side plates, the sampling circuit board is installed on the sampling plate supporting frame, and the sampling circuit board is respectively and electrically connected with a plurality of lugs of the battery cell.

Optionally, in the above battery module, the mounting seat is lapped on the sampling plate support frame; or alternatively, the first and second heat exchangers may be,

The mounting seat is detachably connected with the sampling plate supporting frame.

According to the bus assembly and the battery module, the bus assembly is innovatively arranged, so that the support and fixation of the total bus electrode lugs are realized, and the total bus of the battery module can be realized through the electric connection between the total bus electrode lugs of the battery module and the first conductive sheet of the bus assembly; the bus assembly only comprises a mounting seat with smaller structural size and a first conducting plate; the assembly is arranged on the side plate of the battery cell module, the assembly is convenient and quick to detach and install, the occupied space is small, a battery cell bracket with larger structural size is not required to be covered on the top of the battery cell module, and the total assembly form of the battery cell module is enriched; further, the first conducting strip is detachably arranged on the second installation part of the installation seat, and the first conducting strip is more convenient and rapid to disassemble, replace and maintain; meanwhile, the insulating baffle is further arranged on the mounting seat, so that the problem of short circuit between the total bus electrode lug and the electrode lug adjacent to the total bus electrode lug can be effectively prevented, and the reliability and safety of the battery are improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a mounting base of the present application;

FIG. 2 is a schematic view of a bus assembly according to the present application;

FIG. 3 is a schematic view of another angle of the bus assembly of the present application;

FIG. 4 is a schematic view of the assembly of the bus assembly and the battery module according to the present application;

FIG. 5 is an exploded view of the bussing assembly and the battery module of the present application;

FIG. 6 is a schematic view of the assembly of the manifold assembly and the sampling plate support frame of the present application;

FIG. 7 is a schematic view of the assembly of the manifold assembly, sampling board support frame, sampling circuit board of the present application;

FIG. 8 is an exploded view of region A of FIG. 7;

Fig. 9 is an exploded view of region B in fig. 7.

In fig. 1-9:

1. A mounting base; 2. a first conductive sheet; 3. a first fastener; 4. an auxiliary supporting frame; 5. a second conductive sheet; 6. a fuse; 7. a confluence assembly; 8. a battery cell module; 9. a third fastener; 10. an external circuit terminal;

11. A first mounting portion; 12. a second mounting portion; 13. an insulating baffle;

21. an electrical connection hole; 22. positioning the notch;

41. A second fixing hole;

81. a side plate; 82. a battery cell; 83. a sampling plate support frame; 84. a sampling circuit board;

111. a base; 112. a first positioning column; 113. a mounting hole;

121. A carrying platform; 122. a first limiting plate; 123. a second limiting plate; 124. a second positioning column;

131. a limiting hole;

821. A total confluent positive electrode tab; 822. a total confluent negative electrode ear;

841. Nickel flakes;

1211. A first fixing hole;

1221. A clamping groove;

1231. The clamping bulge;

12311. a guide surface.

Detailed Description

The application provides a confluence assembly and also provides a battery module comprising the confluence assembly.

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

As shown in fig. 1-9, an electrical bussing assembly is provided for total bussing of cell modules. The bus bar assembly 7 includes a mount 1, a first conductive sheet 2. Referring to fig. 1, the mounting base includes a first mounting portion 11, a second mounting portion 12, and an insulating barrier 13. The first mounting portion 11 is detachably connected to the side plate 81 of the battery cell module 8. The insulating barrier 13 and the second mounting portion 12 are enclosed together to form a mounting groove. The first conductive sheet 2 is positioned in the mounting groove and detachably connected with the second mounting portion 12. The first conducting strip 2 is electrically connected with the lugs of the battery cells 82 of the battery cell module 8; when the first mounting portion 11 is on the side plate 81 of the battery cell module 8, the insulating barrier 13 is located between the adjacent tabs.

It should be noted that, the bus assembly 7 is used for bus the cell module, that is, the positive electrode lugs and the negative electrode lugs of the plurality of cells 82 in the cell module 8 are sequentially connected in series, and finally, a bus positive electrode lug 821 and a bus negative electrode lug 822 are obtained; a total converging positive electrode lug 821 is received by a converging component 7 and is electrically connected with the total converging positive electrode lug 821 to obtain a total converging positive electrode; and receiving the total current collecting negative electrode lug 822 through the other current collecting component 7 and electrically connecting with the total current collecting negative electrode lug 822 to obtain a total current collecting negative electrode.

The first conductive sheet 2 may be a copper bar or an aluminum bar, and is used for electrically connecting with a total current collecting tab of the cell module 8 to obtain a total current collecting positive electrode and a total current collecting negative electrode of the cell module 8.

It should be further noted that, the positive electrode tab of the battery cell 82 and the negative electrode tab of the battery cell 82 adjacent to the positive electrode tab are welded by a welding jig, so as to connect the plurality of battery cells 82 in series. The welding jig is provided with a lug penetrating opening and a welding platform; the tabs of the battery cells 82 pass through the tab passing-out openings and are lapped on the welding platform, and the positive tabs and the negative tabs of the battery cells 82 are sequentially connected in series. When the electrical connection of the plurality of cells 82 is completed, the welding jig is disengaged from the cells 82. At this time, the welded total current positive tab 821 and total current negative tab 822 are in a suspended state.

The suspended total current collecting lug can be reliably supported and fixed through the current collecting assembly 7, and the suspended total current collecting lug is electrically connected with the total current collecting lug through the first conducting strip 2 on the current collecting assembly 7, so that the total current collecting pole is obtained. According to the application, the bus assembly 7 is innovatively arranged, so that the support and fixation of the total bus electrode lugs are realized, and the total bus electrode of the battery core module can be obtained only by electrically connecting the total bus electrode lugs of the battery core module 8 with the first conductive sheet 2 of the bus assembly 7. The bus bar assembly 7 includes only the mount 1 and the first conductive sheet 2 having small structural dimensions; install the subassembly that converges 7 on the curb plate 81 of electric core module 8 can, its demountable installation is convenient quick, and occupation space is small, need not to cover at the top of electric core module 8 and set up the great electric core support of structural dimension again, has enriched the form that electric core module always converged.

Further, the first conducting strip 2 is detachably mounted on the second mounting portion 12 of the mounting seat 1, and the first conducting strip 2 is convenient and rapid to assemble, disassemble, replace and maintain.

Meanwhile, the insulating baffle 13 is further arranged on the mounting seat 1, so that the problem of short circuit between the total bus electrode lug and the electrode lug adjacent to the total bus electrode lug can be effectively prevented, and the reliability and safety of the battery are improved.

In some embodiments of the present application, referring to fig. 1, the second mounting portion 12 includes a carrying platform 121, and a first limiting plate 122 and a second limiting plate 123 disposed on opposite sides of the carrying platform 121. Referring to fig. 1, a clamping groove 1221 is formed in the first limiting plate 122. Referring to fig. 2, a clamping protrusion 1231 is disposed on the second limiting plate 123. Referring to fig. 1-3, one end of the first conductive sheet 2 is inserted into the clamping groove 1221, and the other end is clamped between the bearing table 121 and the clamping protrusion 1231.

In this case, the first conductive sheet 2 is elastically deformable. First, the first end of the first conductive sheet 2 is inserted into the clamping groove 1221; then, the second end of the first conductive sheet 2 is extruded at the second limiting plate 123, so that the second end of the first conductive sheet 2 is bent and deformed and extends into a gap between the bearing table 121 and the clamping protrusion 1231; then the extrusion of the second end of the first conductive sheet 2 is released, the second end of the first conductive sheet 2 recovers its shape, and finally is completely clamped into the gap between the bearing table 121 and the clamping protrusion 1231, so that the first conductive sheet 2 is firmly installed and fixed on the bearing table 121.

Through set up joint groove 1221 and joint protruding 1231 respectively at the both ends of plummer 121, convenient quick realization first conducting strip 2 is fixed on the demountable installation of second installation department 12, and its simple structure with low costs is convenient for production and processing.

In some embodiments of the present application, referring to fig. 2, a guiding surface 12311 is formed on a side of the clamping protrusion 1231 away from the surface of the carrying platform 121. The guide surface 12311 is gradually inclined in a direction approaching the receiving table 121 in a direction approaching the engaging groove 1221.

Through setting up guide surface 12311, realized the second end of first conducting strip 2 at the direction bending of second limiting plate 123 department, its bending deformation action is easy to operate more, and the deformation is stable, has guaranteed the convenient quick installation operation of first conducting strip 2 on second installation department 12.

In some embodiments of the present application, referring to fig. 1-3, an insulating barrier 13 is disposed on one side of the carrier 121; the two ends of the insulating barrier 13 are respectively connected with a first limiting plate 122 and a second limiting plate 123. The insulating barrier 13, the first limiting plate 122 and the second limiting plate 123 enclose together to form a mounting groove.

The insulating baffle 13 sets up in the one side of plummer 121, and then can keep apart the total current collector tab of placing on plummer 121 and the tab that is located insulating baffle 13 and keeps away from plummer 121 one side, has effectively avoided the short circuit risk of total current collector tab and other tabs. Further, the insulating baffle 13, the first limiting plate 122 and the second limiting plate 123 enclose together to form a U-shaped mounting groove, so that the first conductive sheet 2 can be precisely limited in the mounting groove, and reliable limiting and fixing of the first conductive sheet 2 on the second mounting portion 12 are effectively ensured.

In some embodiments of the present application, the first mounting portion 11 is located on the other side of the carrying floor 121 away from the insulating barrier 13.

It should be noted that, referring to fig. 4-5, a total current positive tab 821 and a total current negative tab 822 of the battery cell module are respectively formed at two ends of the battery cell module 8; accordingly, the bus bar assembly 7 is provided on the side plates 81 of the cell module 8 at both end portions corresponding to the positions of the total current collecting positive electrode tab 821 and the total current collecting negative electrode tab 822, respectively. Further, the length of the side plate 81 exceeds the battery cell 82, and the first mounting portion 11 of the bus bar assembly 7 is mounted on the inner side wall of the side plate 81 exceeding the area of the battery cell 82. As described above, when the first mounting portion 11 is mounted on the inner side wall of the side plate 81, the carrying platform 121 can extend in a direction close to the total bus tab, so that the precise alignment relationship between the carrying platform 121 and the total bus tab is ensured; at the same time, the insulating barrier 13 is ensured to isolate the total current collecting tab at the end of the cell module 8 from other tabs.

In some embodiments, referring to fig. 1, the first mounting portion 11 includes a base 111 and a first positioning post 112 formed on the base 111. Correspondingly, the side plate 81 of the battery cell module 8 is provided with a positioning hole; through the spacing installation of first reference column 112 on the locating hole, and then accurate management and control the mounted position of converging subassembly 7 on curb plate 81.

It should be noted that, a positioning column may be provided on the inner side wall of the cell module, and a positioning hole may be provided on the side wall of the first mounting portion 11.

In some embodiments, the base 111 is provided with a mounting hole 113, and a buried nut is disposed in the mounting hole 113; correspondingly, through holes are formed in the side plates 81 of the cell module 8, and the positions of the through holes formed in the side plates 81 are opposite to the mounting holes 113. The second fastener penetrates through the through hole and is connected with the embedded nut in the mounting hole 113, so that the mounting seat 1 is conveniently, quickly and firmly detachably connected and fixed on the side plate 81. The second fastener is a connecting bolt.

Further, the first mounting portion 11 includes two first positioning posts 112 and two mounting holes 113. The two first positioning posts 112 are diagonally arranged on the side surface of the seat body 111; the two mounting holes 113 are diagonally arranged on the side of the base 111.

As described above, the reasonable arrangement and layout of the two first positioning columns 112 and the two mounting holes on the side surface of the seat body 111 are realized, and the four corner positions of the seat body 111 are all stress points, so that the first mounting portion 11 is firmly connected and fixed on the side plate 81, and the first mounting portion cannot deflect and loosen in the use process.

In some embodiments of the present application, referring to fig. 1, a first fixing hole 1211 is provided on the bearing table 121, and a buried nut is provided in the first fixing hole 1211. Referring to fig. 3, the first conductive sheet 2 is provided with an electrical connection hole 21, and the electrical connection hole 21 is disposed corresponding to the first fixing hole 1211. Referring to fig. 8, the bus assembly 7 further includes a first fastener 3, where the first fastener 3 passes through the electrical connection hole 21 and is connected with the embedded nut; the first fastening member 3 is a connecting bolt.

It should be noted that, the external circuit is electrically connected with the busbar assembly 7, so that the total busbar positive electrode and the total busbar negative electrode of the battery core module 8 are led out of the battery core module 8 through the external circuit and are connected with an external circuit to supply power to external equipment.

It should be further noted that the external circuit is provided with an external circuit terminal 10, and the external circuit terminal 10 is aligned with the electrical connection hole 21; the first fastener 3 sequentially passes through the external circuit terminal 10 and the electric connection hole 21 and is connected with the embedded nut in the first fixing hole 1211 so as to fix the external circuit terminal 10 between the first fastener 3 and the electric connection hole 21 in a clamping way, and finally, the electric connection between the external circuit and the first conductive sheet 2 is realized.

The external circuit comprises an anode external circuit and a cathode external circuit; the positive external line is electrically connected to the busbar assembly 7 aligned with the busbar positive tab 821, and the negative external line is electrically connected to the busbar assembly 7 aligned with the busbar negative tab 822. Furthermore, the external circuit can be a connecting wire, or a transfer copper bar or a transfer aluminum bar.

As above, the detachable connection of the external circuit and the confluence assembly 7 is realized, and the disassembly, the replacement and the maintenance of the external circuit are more convenient and rapid.

In some embodiments of the present application, referring to fig. 9, the bus assembly 7 further includes an auxiliary supporting frame 4, a second conductive sheet 5, and a fuse 6. The auxiliary stay 4 is mounted on the side plate 81 of the cell module 8. The fuse 6 is electrically connected between the first conductive sheet 2 and the auxiliary supporting frame 4 through the second conductive sheet 5.

It should be noted that, the fuse 6 may or may not be set according to actual requirements. When the fuse 6 is set, the auxiliary supporting frame 4 needs to be set, so that the bus assembly 7 and the auxiliary supporting frame 4 serve as two electric connection positions of the fuse 6 respectively; and then the external circuit terminal 10 of the external circuit is electrically connected to the auxiliary supporting frame 4 so as to electrically connect the fuse 6 between the total collector and the external circuit.

It should be further noted that the auxiliary supporting frame 4 is provided with a second fixing hole 41, and a buried nut is disposed in the second fixing hole 41. The first end and the second end of the fuse 6, which are opposite, are respectively connected with a second conducting strip 5; the second conductive sheet 5 is provided with a connecting through hole.

Referring to fig. 9, the first fastener 3 sequentially passes through the connection through hole and the electrical connection hole 21 on the second conductive sheet 5 at the first end of the fuse 6 and is fixedly connected to the embedded nut in the first fixing hole 1211, so as to realize the connection and fixation of the first end of the fuse 6 on the bus assembly 7; the third fastener 9 sequentially passes through the connecting through hole on the second conducting strip 5 at the second end of the fuse 6 and the external circuit terminal 10 of the external circuit, and is fixedly connected with the embedded nut in the second fixing hole 41, so that the second end of the fuse 6 is fixedly connected with the auxiliary supporting frame 4.

As above, the series connection of the fuse 6 on the total junction positive electrode or the total junction negative electrode is realized; when the total current positive pole and the total current negative pole of the battery core module 8 are connected with an external circuit, and power supply work is carried out, when faults such as short circuit occur, the fuse 6 can be damaged due to overcurrent, the power supply circuit is disconnected, and the reliability and the safety of battery use are effectively improved.

In some embodiments, the insulating barrier 13 is provided with a limiting hole 131, and the second conductive sheet 5 passes through the limiting hole 131.

The second conductive sheet 5 of the first end of the fuse 6 needs to be electrically connected to the bus bar assembly 7; in order to ensure that the second conductive sheet 5 can extend to the bus bar assembly 7, a limiting hole 131 needs to be formed in the insulating baffle 13 to ensure smooth assembly of the second conductive sheet 5 on the bus bar assembly 7.

In some embodiments of the present application, referring to fig. 1-3, the second mounting portion 12 further includes a second positioning post 124, where the second positioning post 124 is located on a side of the second limiting plate 123 away from the insulating barrier 13. Referring to fig. 2-3, the first conductive sheet 2 has a positioning notch 22, and the positioning notch 22 is adapted to the second positioning post 124.

As above, when the first conductive sheet 2 is clamped between the bearing table 121 and the clamping protrusion 1231, the first conductive sheet 2 can be prevented from moving out of the side of the bearing table 121 away from the insulating baffle 13 by limiting and blocking the positioning notch 22 by the second positioning column 124, so that the accurate positioning of the first conductive sheet 2 on the second mounting portion 12 is further ensured.

In summary, the application also provides a battery module; the battery module includes the above-described bus bar assembly 7 and the battery cell module 8. The battery cell module 8 comprises a plurality of side plates 81 and a plurality of battery cells 82; the plurality of side plates 81 collectively enclose a receiving cavity in which a plurality of stacked battery cells 82 are mounted. The two current collecting assemblies 7 are respectively and electrically connected with two tabs with opposite polarities in the plurality of electric cores 82, namely a total current collecting positive tab and a total current collecting negative tab.

Since the battery module of the present application includes the above-mentioned bus bar assembly 7, the beneficial effects of the battery module due to the bus bar assembly 7 are referred to above, and will not be described herein.

In some embodiments, the cell module 8 further includes a sampling board support 83 and a sampling circuit board 84. The sampling plate support frame 83 is fixedly connected to the side plate 81; the sampling circuit board 84 is mounted on the sampling board support 83, and the sampling circuit board 84 is electrically connected to the tabs of the plurality of electric cores 82, respectively.

It should be noted that, the sampling circuit board 84 includes a circuit board body and a nickel sheet 841 electrically connected to the circuit board body; the nickel sheet 841 is welded to the tab of the cell 82. The nickel sheet 841 is provided with a plurality of nickel sheets along the direction in which the plurality of battery cells 82 are arranged; the plurality of nickel plates 841 are arranged one-to-one with the plurality of battery cells 82.

The sampling board support 83 can support and fix the sampling circuit board 84; the sampling circuit board 84 is used for collecting and feeding back performance parameters and charge and discharge states of the plurality of battery cells 82.

In some embodiments of the application, the mounting block 1 is lapped over the sampling plate support frame 83.

It should be noted that, the first mounting portion 11 of the mounting base 1 is formed at one end of the mounting base 1, and one end of the mounting base 1 away from the first mounting portion 11 is overlapped on the sampling plate supporting frame 83.

As above, both ends of the mounting seat 1 are provided with supporting points, so that one end of the mounting seat 1 far away from the first mounting part 11 is not suspended, and further, the reliable supporting and fixing of the bus assembly 7 to the bus electrode lug are guaranteed. Further, the overlap joint operation of the one end that the first installation department 11 was kept away from to mount pad 1 on sampling board support frame 83 is convenient quick, has promoted battery module's assembly efficiency.

Or the mounting seat 1 is detachably connected with the sampling plate supporting frame 83.

It should be noted that, a buckle capable of being opened and closed is provided on the sampling plate supporting frame 83, and one end of the mounting seat 1 far away from the first mounting portion 11 is detachably connected to the sampling plate supporting frame 83 through the buckle.

As above, the connection and fixation of the mounting base 1 on the sampling plate supporting frame 83 are more reliable and stable, and the mounting base cannot loose and fall off in the use process, so that the reliability and safety of the battery are further improved.

The components, arrangements, etc. referred to in this disclosure are only illustrative examples and are not intended to require or imply that the connections, arrangements, configurations must be made in the manner shown in the drawings. These components, devices, may be connected, arranged, configured in any manner, as will be appreciated by those skilled in the art. Words such as "including," "comprising," "having," and the like are words of openness and mean "including but not limited to," and are used interchangeably therewith. The terms "or" and "as used herein refer to and are used interchangeably with the term" and/or "unless the context clearly indicates otherwise. The term "such as" as used herein refers to, and is used interchangeably with, the phrase "such as, but not limited to.

It should also be noted that in the device of the present application, the components may be disassembled and/or reassembled. Such decomposition and/or recombination should be considered as equivalent aspects of the present application.

The previous description of the disclosed aspects is provided to enable any person skilled in the art to make or use the present application. Various modifications to these aspects will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other aspects without departing from the scope of the application. Thus, the present application is not intended to be limited to the aspects shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

The foregoing description has been presented for purposes of illustration and description. Furthermore, this description is not intended to limit embodiments of the application to the form disclosed herein. Although a number of example aspects and embodiments have been discussed above, a person of ordinary skill in the art will recognize certain variations, modifications, alterations, additions, and subcombinations thereof.

The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is to be construed as including any modifications, equivalents, and alternatives falling within the spirit and principles of the application.

Claims (11)

1. A bussing assembly for bussing a cell module comprising:

The mounting seat (1) comprises a first mounting part (11), a second mounting part (12) and an insulating baffle (13), wherein the first mounting part (11) is detachably connected to a side plate of the battery cell module, and the insulating baffle (13) and the second mounting part (12) are enclosed together to form a mounting groove;

The first conducting strip (2) is positioned in the mounting groove and detachably connected with the second mounting part (12), the first conducting strip (2) is electrically connected with the lugs of the battery cell module, and when the first mounting part (11) is positioned on the side plate of the battery cell module, the insulating baffle (13) is positioned between the adjacent lugs.

2. The busbar assembly according to claim 1, wherein the second mounting portion (12) includes a carrying table (121) and first and second stopper plates (122, 123) arranged on opposite sides of the carrying table (121);

The clamping groove (1221) is formed in the first limiting plate (122), the clamping protrusion (1231) is arranged on the second limiting plate (123), one end of the first conductive sheet (2) is inserted into the clamping groove (1221), and the other end of the first conductive sheet is clamped between the bearing table (121) and the clamping protrusion (1231).

3. The bus assembly according to claim 2, wherein a guide surface (12311) is formed on a side of the clamping projection (1231) away from the surface of the carrying table (121);

the guide surface (12311) is gradually inclined in a direction approaching the holding table (121) along a direction approaching the engaging groove (1221).

4. The busbar assembly according to claim 2, wherein the insulating barrier (13) is arranged at one side of the carrying table (121), and both ends of the insulating barrier (13) are respectively connected to the first limiting plate (122) and the second limiting plate (123);

the insulating baffle (13), the first limiting plate (122) and the second limiting plate (123) are enclosed together to form the mounting groove.

5. The busbar assembly according to claim 4, wherein the first mounting portion (11) is located on the other side of the carrier table (121) away from the insulating barrier (13);

The first installation department (11) include pedestal (111) and form in first reference column (112) and mounting hole (113) of interval arrangement on pedestal (111), be equipped with in mounting hole (113) and bury annotate the nut, first reference column (112) with mounting hole (113) are located pedestal (111) are kept away from the one side surface of plummer (121).

6. The busbar assembly according to claim 5, wherein the first mounting portion (11) includes two first positioning posts (112) and two mounting holes (113), the two first positioning posts (112) being diagonally arranged on the side surface of the base body (111), and the two mounting holes (113) being diagonally arranged on the side surface of the base body (111).

7. The assembly according to claim 2, characterized in that the bearing table (121) is provided with a first fixing hole (1211), and the first fixing hole (1211) is internally provided with an embedded nut;

An electric connection hole (21) is formed in the first conductive sheet (2), and the electric connection hole (21) is arranged corresponding to the first fixing hole (1211);

The assembly still includes first fastener (3), first fastener (3) wear to establish through electric connecting hole (21) and connect buries annotate the nut, first fastener (3) are connecting bolt.

8. The bus assembly of claim 5, further comprising an auxiliary support frame (4), a second conductive sheet (5) and a fuse (6);

The auxiliary support frame (4) is arranged on a side plate of the battery cell module, and the fuse (6) is electrically connected between the first conductive sheet (2) and the auxiliary support frame (4) through the second conductive sheet (5);

The insulating baffle (13) is provided with a limiting hole (131), and the second conducting strip (5) penetrates through the limiting hole (131).

9. The busbar assembly according to claim 2, wherein the second mounting portion (12) further includes a second positioning post (124), the second positioning post (124) being located on a side of the second limiting plate (123) away from the insulating barrier (13);

the first conductive sheet (2) is provided with a positioning notch (22), and the positioning notch (22) is matched with the second positioning column (124).

10. A battery module, characterized by comprising the bus assembly (7) and the battery cell module (8) according to any one of claims 1-9, wherein the battery cell module (8) comprises a plurality of side plates (81) and a plurality of battery cells (82), the side plates (81) are enclosed together to form a containing cavity, the battery cells (82) which are arranged in a stacking way are arranged in the containing cavity, and two bus assemblies (7) are respectively and electrically connected with two lugs with opposite polarities in the battery cells (82);

The battery cell module (8) further comprises a sampling plate supporting frame (83) and a sampling circuit board (84), the sampling plate supporting frame (83) is fixedly connected to the side plate (81), the sampling circuit board (84) is installed on the sampling plate supporting frame (83), and the sampling circuit board (84) is respectively and electrically connected with a plurality of lugs of the battery cells (82).

11. The battery module according to claim 10, wherein the mounting base (1) is lapped on the sampling plate support frame (83); or alternatively, the first and second heat exchangers may be,

The mounting seat (1) is detachably connected with the sampling plate supporting frame (83).