CN116247364A - Battery pack and copper bar fixing support - Google Patents

Battery pack and copper bar fixing support Download PDF

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Publication number
CN116247364A
CN116247364A CN202310065043.7A CN202310065043A CN116247364A CN 116247364 A CN116247364 A CN 116247364A CN 202310065043 A CN202310065043 A CN 202310065043A CN 116247364 A CN116247364 A CN 116247364A
Authority
CN
China
Prior art keywords
copper bar
base
fixing
fixed
battery pack
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310065043.7A
Other languages
Chinese (zh)
Inventor
罗锟
廖磊
陈智伟
陈朝海
饶焰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eve Energy Co Ltd
Original Assignee
Eve Energy Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eve Energy Co Ltd filed Critical Eve Energy Co Ltd
Priority to CN202310065043.7A priority Critical patent/CN116247364A/en
Publication of CN116247364A publication Critical patent/CN116247364A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/298—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the wiring of battery packs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/258—Modular batteries; Casings provided with means for assembling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/296—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • 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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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention provides a battery pack and a copper bar fixing support, wherein the battery pack comprises a box body, a battery cell module and a copper bar fixing support, wherein the battery cell module and the copper bar fixing support are arranged in the box body, the battery cell module comprises a connecting copper bar and an output copper bar, the connecting copper bar is electrically connected with a plurality of battery cells of the battery cell module, and the copper bar fixing support comprises: the base is used for being installed on the box body; the main body is arranged on the base and used for fixing the connecting copper bar and the output copper bar; and at least one mounting piece penetrates through the base and is fixed on the box body. Through being fixed in the main part with connecting copper bar and output copper bar, set up the main part on the base to through passing the installed part behind the mounting hole of base with box fixed connection, make the base can be fixed in on the box through the installed part, and not be fixed in the curb plate through the mode of rivet hot, thereby solved the fixed bolster and adopted rivet hot to be connected with electric mandrel group, the insufficient technical problem of joint strength.

Description

Battery pack and copper bar fixing support
Technical Field
The invention relates to the technical field of battery packs, in particular to a battery pack and a copper bar fixing support.
Background
In the related art, a connecting copper bar and an output copper bar of a battery cell module are attached to a fixed support through a bolt lock, so that the connecting copper bar and the output copper bar are fixed on a side plate of the battery cell module, and a certain torque requirement is required to be met when the connecting copper bar and the output copper bar are locked and attached through bolts.
The fixed support is connected with the side plate through hot riveting, and the stability of hot riveting is lower, so that the risk that a hot riveting point breaks when the torque requirement of bolt locking is not met exists, namely, in the related art, the fixed support is connected with the cell module through hot riveting, and the technical problem of insufficient connection strength exists.
Disclosure of Invention
The embodiment of the invention provides a battery pack and a copper bar fixing support, which can solve the technical problem that the fixing support and a battery cell module are connected by hot riveting and the connection strength is insufficient.
In a first aspect, an embodiment of the present invention provides a battery pack, including a case, a battery cell module disposed in the case, and a copper bar fixing support, where the battery cell module includes a connection copper bar and an output copper bar, the connection copper bar is electrically connected to a plurality of battery cells of the battery cell module, and the copper bar fixing support includes:
the base is used for being installed on the box body; and
the main body is arranged on the base and is used for fixing the connecting copper bar and the output copper bar
And at least one mounting piece penetrates through the base and is fixed on the box body.
In an embodiment, the battery pack further comprises a fixing member arranged on the box body, the base is provided with a mounting hole, and the mounting member penetrates through the mounting hole and is fixed on the corresponding fixing member.
In one embodiment, the mounting member comprises a bolt and the securing member comprises a blind rivet nut.
In an embodiment, the copper bar fixing support further includes:
fool-proof piece, fool-proof piece protruding locate the base is kept away from one side of main part, and set up in be located a plurality of curb plate on one side of the electric core with between the box, with the butt the orientation of box one side of electric core module.
In an embodiment, the base further comprises:
the at least two limiting grooves are arranged on one side, close to the box body, of the base and correspond to the at least two fixing pieces one by one;
the opening of the limiting groove faces the fixing piece so that the corresponding fixing piece is contained in the limiting groove, and the bottom of the limiting groove is communicated with the corresponding mounting hole.
In an embodiment, the copper bar fixing support further includes:
and the lock accessory penetrates through the connecting copper bar and the output copper bar and is fixed on the main body.
In an embodiment, the copper bar fixing support further includes:
the protection piece is connected to the main body and covers the connecting copper bar, the output copper bar and the lock accessory.
In an embodiment, the main body includes a base portion disposed on the base and a connection portion disposed on the base portion, the protection member includes a protection portion and a fastening portion connected to the protection portion, the protection portion covers the connection copper bar, the output copper bar and the lock accessory, and the fastening portion is fastened in a fastening hole of the corresponding connection portion.
In an embodiment, a supporting member is disposed in the mounting hole, and the mounting member is disposed through the supporting member to be connected with the mounting hole, and strength of the supporting member is greater than that of the base.
In a second aspect, an embodiment of the present invention provides a copper bar fixing support for fixing a connection copper bar and an output copper bar of a battery cell module set in a box, where the connection copper bar is electrically connected to a plurality of battery cells of the battery cell module, and the copper bar fixing support includes:
the base is used for being installed on the box body; and
the main body is arranged on the base and used for fixing the connecting copper bar and the output copper bar.
The base is provided with at least two mounting holes positioned on two opposite sides of the main body, and at least two mounting pieces respectively penetrate through at least two mounting holes and are respectively fixed on at least two fixing pieces of the box body.
The embodiment of the invention has the beneficial effects that: in the embodiment of the invention, the connecting copper bars and the output copper bars are fixed on the main body, the main body is arranged on the base, and the mounting piece is fixedly connected with the box body after passing through the mounting hole of the base, so that the base can be fixed on the box body through the mounting piece instead of being fixed on the side plate through a hot riveting mode, and the technical problems that the fixing support is connected with the cell module through hot riveting and the connection strength is insufficient are solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a connection structure between a fixed support and a cell module in the related art;
FIG. 2 is a schematic view of the connection structure of the fixed support and the cell module in the related art;
FIG. 3 is a schematic view of a structure of a fixed support in the related art;
FIG. 4 is a schematic view of a connection structure between a copper bar holder and a cell module and a box according to an embodiment of the present invention;
fig. 5 is an enlarged view at a in fig. 4;
FIG. 6 is an exploded view of the structure of FIG. 5;
FIG. 7 is a schematic view of a copper bar holder according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a copper bar fixing support without a protection member according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention. Furthermore, it should be understood that the detailed description is presented herein for purposes of illustration and description only, and is not intended to limit the invention. In the present invention, unless otherwise indicated, terms of orientation such as "upper" and "lower" are used to generally refer to the upper and lower positions of the device in actual use or operation, and specifically the orientation of the drawing figures; while "inner" and "outer" are for the outline of the device.
As shown in fig. 1, 2 and 3, in the related art, the cell module is disposed in the case. The cell module includes a plurality of cells (not shown), a first side plate 401, a second side plate (not shown), and two first end plates (not shown). The first side plate 401 and the second side plate are disposed between the two first end plates and are disposed opposite to each other, so that the first side plate 401, the second side plate, and the two first end plates define an accommodating space. The plurality of battery cells are arranged in the accommodating space. The battery cell module further comprises an output copper bar (not shown) and a connecting copper bar (not shown), a plurality of battery cells are electrically connected through the connecting copper bar, and the output copper bar is electrically connected with the connecting copper bar and is attached to the fixed support 300 through a bolt lock so as to serve as an output positive electrode or an output negative electrode of the battery cell module. Two hot riveting columns 301 are arranged on the fixed support 300, two hot riveting holes are formed in the first side plate 401, and the fixed support 300 is in hot riveting connection with the first side plate 401 through the two hot riveting columns 301 and the two hot riveting holes. When the bolts are locked, a certain torque requirement is required to be met, and the stability of hot riveting connection is low, so that the risk that the hot riveting points are broken when the torque requirement of the bolt lock is not met exists, namely, in the related art, the fixed support 300 and the cell module are connected by hot riveting, and the technical problem of insufficient connection strength exists.
The embodiment of the invention provides a copper bar fixing support, which can solve the technical problem that the connection strength is insufficient due to the fact that the fixing support and a cell module 200 are connected by hot riveting.
As shown in fig. 4 and 5, the embodiment of the invention provides a copper bar fixing support. The copper bar support is used for fixing the connection copper bar 202 and the output copper bar 201 of the cell module 200. The battery cell module 200 includes a plurality of battery cells. The connection copper bar 202 is electrically connected to a plurality of cells of the cell module 200, so that a plurality of the cells are connected in parallel and/or in series. The battery cell module 200 is disposed in the case 100, and the case 100 includes a first sidewall 101.
As shown in fig. 6 and 7, the copper bar fixing support comprises a base 1 and a main body 2. The base 1 is configured to be mounted on the box 100, so that the copper bar fixing support is mounted on the first side wall 101 of the box 100. The base 1 is provided with a mounting hole 11, and a mounting member 4 passes through the mounting hole 11 and is fixedly connected with a fixing member 102 provided on the first side wall 101.
The connection copper bar 202 and the output copper bar 201 are fixed on the main body 2, and the connection copper bar 202 and the output copper bar 201 are electrically connected.
In this embodiment, the connecting copper bar 202 and the output copper bar 201 are fixed on the main body 2, the main body 2 is fixed on the base 1, and the mounting member 4 is fixedly connected with the fixing member 102 of the box 100 after passing through the mounting hole 11 of the base 1, so that the base 1 can be fixed on the box 100 through the mounting member 4 and the fixing member 102, and is not fixed on the side plate through a hot riveting manner, thereby solving the technical problems that the fixing support is connected with the cell module 200 through hot riveting, and the connection strength is insufficient.
In an embodiment, the base 1 is provided with at least two mounting holes 11, and the main body 2 is disposed on the base 1 and located between at least two mounting holes 11. At least two mounting members 4 respectively pass through at least two mounting holes 11 and are fixedly connected with the fixing member 102 arranged on the first side wall 101. Through setting up two mounting holes 11 to set up main part 2 between two mounting holes 11, make two mounting pieces 4 pass at least two mounting holes 11 respectively and with two mounting 102 fixed connection after, can play spacing effect to the both sides of main part 2, prevent that main part 2 from taking place rotary displacement.
In one embodiment, the copper bar fixing support comprises a base 1 and a main body 2. The base 1 is mounted on the box 100, and the base 1 is provided with at least two mounting holes 11, and at least two mounting members 4 respectively pass through at least two mounting holes 11 and are fixedly connected with the fixing members 102 of the box 100. The main body 2 is arranged on the base 1 and is positioned between at least two mounting holes 11. The connection copper bar 202 and the output copper bar 201 are fixed on the main body 2, and the connection copper bar 202 and the output copper bar 201 are electrically connected.
In this embodiment, the mounting member 4 comprises a bolt and the fixing member 102 comprises a blind rivet nut. Two through holes are formed in the case 100, and the two through holes correspond to the two mounting holes 11 one by one. The rivet nut is arranged in the two through holes. The two bolts pass through the two mounting holes 11 and are respectively fixedly connected with the two rivet nuts. It can be appreciated that the through hole is formed in the case 100, and the rivet nut is disposed in the through hole to fix the base 1 and the case 100 through the bolt and the rivet nut, so that the case 100 does not need to be provided with a threaded hole, thereby greatly reducing the thickness requirement of the case 100.
In some embodiments, the fixing member 102 includes a threaded hole formed in the case 100, and the mounting member 4 is screwed into the threaded hole after passing through the mounting hole 11.
In an embodiment, the battery module 200 includes a third side plate 203, a fourth side plate (not shown), and two second end plates 204, where the third side plate 203 and the fourth side plate are disposed between the two second end plates 204 and are disposed opposite to each other, so that the third side plate 203, the fourth side plate, and the two second end plates 204 define an accommodating space.
As shown in fig. 8, the copper bar fixing support further comprises a fool-proof member 12. The fool-proof member 12 is disposed on a side of the base 1 away from the main body 2, specifically, the fool-proof member 12 is disposed on a side of the base 1 close to the case 100, and the fool-proof member 12 is disposed between the third side plate 203 and the case 100, so as to be abutted to a side wall of the case 100 facing the battery cell module 200.
In this embodiment, the fool-proof member 12 is disposed on one side of the base 1 away from the main body 2 and between the third side plate 203 and the box 100, so as to be abutted against a side wall of the box 100 facing the battery cell module 200, thereby enabling the copper bar fixing support to be more convenient during installation.
In some embodiments, the fool-proof member 12 is integrally formed with the base 1. The fool-proof member 12 is a part of the base 1, and a part of the base 1 extends along the direction of the base 1 toward the case 100, so that a part of the base 1 is located between the case 100 and the side plate and abuts against the case 100.
In some embodiments, the fool-proof member 12 is injection molded integrally with the base 1.
In one embodiment, the base further comprises two limiting grooves 13. The two limiting grooves 13 are arranged on one side of the base 1, which is close to the box 100, and correspond to the two fixing pieces 102 one by one. The opening of the limiting groove 13 faces the fixing piece 102, so that the limiting groove 13 accommodates the corresponding fixing piece 102, and the bottom of the limiting groove 13 is communicated with the corresponding mounting hole 11. That is, the mounting member 4 may be fixedly connected to the fixing member 102 after passing through the mounting hole 11 and the limiting groove 13. It can be appreciated that the two limiting grooves respectively limit the two fixing pieces 102, so that when the base 1 is installed, the base 1 can be positioned only by installing the two limiting grooves 13 and the two fixing pieces 102 in an aligned manner, and the problems of dislocation of the installation of the base 1 and time consumption during positioning are prevented.
In an embodiment, the copper bar fixing support further includes a locking component 5, where the locking component 5 passes through the connection copper bar 202 and the output copper bar 201 and is fixed on the main body 2, so that the connection copper bar 202 and the output copper bar 201 abut against each other, thereby implementing an electrical connection, and fixing the connection copper bar 202 and the output copper bar 201 on the main body 2.
In this embodiment, the main body 2 is provided with a connection hole 23, one end of the locking device 5 is mounted on the connection hole 23, and the other end of the locking device 5 limits the connection copper bar 202 and the output copper bar 201, so that the connection copper bar 202 and the output copper bar 201 are connected and fixed on the main body 2.
In some embodiments, the locking element 5 is a bolt, threads are disposed in the connection hole 23 of the main body 2, a rod portion of the bolt is in threaded connection with the connection hole 23, and a head portion of the bolt limits the connection copper bar 202 and the output copper bar 201, so that the connection copper bar 202 and the output copper bar 201 abut against and are fixed on the main body 2.
In some embodiments, the locking element 5 may also be interference fit with the connection hole 23, so that the connection copper bar 202 and the output copper bar 201 are connected and fixed on the main body 2.
In some embodiments, a connecting piece 25 is disposed in the connecting hole 23, and the connecting piece 25 is clamped in the connecting hole 23. In order to prevent the body 2 from being damaged by the locking element 5, the strength of the connecting element 25 is greater than the strength of the body 2. The locking element 5 is connected to the body 2 by means of the connecting element 25. Such as a threaded or interference fit of the locking attachment 5 with the connector 25. In some embodiments, the connector 25 is made of a metallic material, such as steel.
In an embodiment, the copper bar fixing support comprises a protection member 3, and the protection member 3 is connected to the main body 2 and covers the connection copper bar 202, the output copper bar 201 and the lock accessory 5.
In some embodiments, the protection member 3 includes a protection portion 31 and two fastening portions 32 connected to both sides of the protection portion 31. The main body 2 includes a base portion 21 provided on the base 1 and two connection portions 22 provided on the base portion 21. The protection portion 31 covers the connection copper bar 202, the output copper bar 201, and the locking member 5, and each fastening portion 32 is fastened into the fastening hole 24 of the corresponding connection portion 22. In this embodiment, the two fastening portions 32 are U-shaped, a first end of the U-shape is fixedly connected with the protecting portion 31, and a second end of the U-shape is used for abutting against the fastening hole 24. When the fastening portion 32 is fastened into the fastening hole 24, the second end abuts against the fastening hole 24, so as to fix the protecting portion 31 in the fastening hole 24. It will be appreciated that in some embodiments, only one of the snap features 32 and a corresponding one of the snap holes 24 may be provided.
In some embodiments, the two fastening portions 32 are bolts, the two connecting portions 22 are two threaded holes formed on the main body 2, and the protecting member 3 is in threaded connection with the two connecting portions 22 through the two fastening portions 32.
In an embodiment, the mounting hole 11 is provided with a supporting member 14, and the mounting member 4 is inserted through the supporting member 14 to be connected with the mounting hole 11, where the strength of the supporting member 14 is greater than that of the base 1. The supporting member 14 is engaged with the mounting hole 11. It will be appreciated that since the strength of the support member 14 is greater than the strength of the base 1, the support member 14 can provide a supporting force when the mounting member 4 is coupled with the fixing member 102, preventing damage to the base 1.
In some embodiments, the support 14 is integrally formed with the base 1. The support 14 is set in advance in an injection mold of the base 1, and then the base 1 is injection molded.
In some embodiments, the support 14 is constructed of a metallic material, such as a steel material.
As shown in fig. 1 to 8, in an embodiment, the present invention also provides a battery pack. The battery pack includes a case 100, a plurality of cell modules 200, and a copper bar fixing support according to any of the above embodiments. The plurality of battery cell modules 200 are fixedly disposed in the case 100. The die set 200 includes a connection copper bar 202, an output copper bar 201, and a plurality of dies (not shown). The connection copper bar 202 is electrically connected to a plurality of the electrical cores, and the output copper bar 201 is electrically connected to the connection copper bar 202 to serve as an output end of the electrical core module 200.
The copper bar fixing support is used for fixing the connection copper bar 202 and the output copper bar 201 of the battery cell module 200. The copper bar fixing support comprises a base 1 and a main body 2. The base 1 is configured to be mounted on the box 100, so that the copper bar fixing support is mounted on the box 100.
In some embodiments, at least two fixing members 102 are disposed on the case 100, the base 1 is provided with at least two mounting holes 11, and at least two mounting members 4 respectively pass through at least two of the mounting holes 11 and are respectively fixedly connected with at least two of the fixing members 102.
The main body 2 is arranged on the base 1 and is positioned between at least two mounting holes 11. The connection copper bar 202 and the output copper bar 201 are fixed on the main body 2, and the connection copper bar 202 and the output copper bar 201 are electrically connected.
In this embodiment, the connecting copper bar 202 and the output copper bar 201 are fixed on the main body 2, the main body 2 is fixed on the base 1, and at least two mounting pieces 4 are fixedly connected with the fixing pieces 102 of the box body 100 after passing through the mounting holes 11 of the base 1, so that the base 1 can be fixed on the box body 100 through the mounting pieces 4 and the fixing pieces 102, and is not fixed on the side plates through a hot riveting manner, thereby solving the technical problems that the fixing support is connected with the cell module 200 through hot riveting, and the connection strength is insufficient.
The foregoing has outlined rather broadly the more detailed description of embodiments of the invention, wherein the principles and embodiments of the invention are explained in detail using specific examples, the above examples being provided solely to facilitate the understanding of the method and core concepts of the invention; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present invention, the present description should not be construed as limiting the present invention.

Claims (10)

1. The utility model provides a battery package, includes the box, set up in electric core module and copper bar fixed bolster in the box, electric core module is including connecting copper bar and output copper bar, connect copper bar electric connection in a plurality of electric cores of electric core module, a serial communication port, copper bar fixed bolster includes:
the base is used for being installed on the box body; and
the main body is arranged on the base and is used for fixing the connecting copper bar and the output copper bar
And at least one mounting piece penetrates through the base and is fixed on the box body.
2. The battery pack according to claim 1, further comprising a fixing member provided to the case, the base being provided with a mounting hole, the mounting member passing through the mounting hole and being fixed to the corresponding fixing member.
3. The battery pack of claim 2, wherein the mounting member comprises a bolt and the securing member comprises a blind rivet nut.
4. The battery pack of claim 2, wherein the copper bar fixing support further comprises:
fool-proof piece, fool-proof piece protruding locate the base is kept away from one side of main part, and set up in be located a plurality of curb plate on one side of the electric core with between the box, with the butt the orientation of box one side of electric core module.
5. The battery pack of claim 4, wherein the base further comprises:
the at least two limiting grooves are arranged on one side, close to the box body, of the base and correspond to the at least two fixing pieces one by one;
the opening of the limiting groove faces the fixing piece so that the corresponding fixing piece is contained in the limiting groove, and the bottom of the limiting groove is communicated with the corresponding mounting hole.
6. The battery pack of any one of claims 1 to 5, wherein the copper bar fixing support further comprises:
and the lock accessory penetrates through the connecting copper bar and the output copper bar and is fixed on the main body.
7. The battery pack of claim 6, wherein the copper bar fixing support further comprises:
the protection piece is connected to the main body and covers the connecting copper bar, the output copper bar and the lock accessory.
8. The battery pack according to claim 7, wherein the main body includes a base portion provided on the base and a connection portion provided on the base portion, the protection member includes a protection portion and a fastening portion connected to the protection portion, the protection portion covers the connection copper bar, the output copper bar, and the locking piece, and the fastening portion is fastened into a fastening hole of the corresponding connection portion.
9. The battery pack of claim 6, wherein a support member is disposed in the mounting hole, the mounting member is disposed through the support member to be connected with the mounting hole, and the strength of the support member is greater than that of the base.
10. The utility model provides a copper bar fixed bolster for the fixed connection copper bar and the output copper bar that set up the electric core module in the box, connect copper bar electric connection in a plurality of electric cores of electric core module, its characterized in that, copper bar fixed bolster includes:
the base is used for being installed on the box body; and
the main body is arranged on the base and used for fixing the connecting copper bar and the output copper bar;
the base is provided with at least two mounting holes positioned on two opposite sides of the main body, and at least two mounting pieces respectively penetrate through at least two mounting holes and are respectively fixed on at least two fixing pieces of the box body.
CN202310065043.7A 2023-01-31 2023-01-31 Battery pack and copper bar fixing support Pending CN116247364A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310065043.7A CN116247364A (en) 2023-01-31 2023-01-31 Battery pack and copper bar fixing support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310065043.7A CN116247364A (en) 2023-01-31 2023-01-31 Battery pack and copper bar fixing support

Publications (1)

Publication Number Publication Date
CN116247364A true CN116247364A (en) 2023-06-09

Family

ID=86623533

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310065043.7A Pending CN116247364A (en) 2023-01-31 2023-01-31 Battery pack and copper bar fixing support

Country Status (1)

Country Link
CN (1) CN116247364A (en)

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