CN217589297U - Battery pack and vehicle - Google Patents

Abstract

The application provides a battery pack and a vehicle. The battery pack includes: the shell, power supply module, first connection copper bar, outage copper bar, first connecting piece and second connecting piece. The shell comprises an outer cover, a side cover and an accommodating cavity, wherein a power-off port is formed in the side cover. The power supply module is arranged in the accommodating cavity of the shell. The first connecting row copper comprises a first connecting hole and a second connecting hole, and the first connecting hole and the second connecting hole are located at the power-off port. The outage copper bar sets up in the outage mouth, including first mounting hole and second mounting hole. The first mounting hole is electrically connected with the first connecting hole through a first connecting piece. The second mounting hole is electrically connected with the second connecting hole through a second connecting piece. The switch that is used for the outage in the battery package is the outage copper bar, has reduced the volume of battery package, and the workman's operation of being convenient for has solved among the prior art maintenance switch volume great for the outside local protrusion of battery package occupies the car inner space, influences the problem of passenger's travelling comfort.

Description

Battery pack and vehicle

Technical Field

The application relates to the field of battery systems, in particular to a battery pack and a vehicle.

Background

The new energy battery is widely applied by virtue of the characteristics of high energy density and long cycle life. At present new energy automobile battery package's high-voltage circuit outage mode mainly adopts the maintenance switch of inserting soon, and the accessible is extracted the maintenance switch handle and is accomplished the outage, and this outage mode is mechanical type outage, and safe and reliable relatively, but the maintenance switch volume is great, not only is unfavorable for battery package structural arrangement, also can make the outside local protrusion of battery package simultaneously, occupies the car inner space, influences the passenger travelling comfort.

Disclosure of Invention

The embodiment of the application provides a battery pack and a vehicle, so as to solve one of the technical problems.

The embodiment of the present application achieves the above object by the following means.

In a first aspect, the present application provides a battery pack, which may include: the shell, power supply module, first connection copper bar, outage copper bar, first connecting piece and second connecting piece. The casing can include enclosing cover, side cap and by the holding cavity that enclosing cover and side cap were injectd, the side cap connect in the enclosing cover and set up in one side of enclosing cover, be equipped with the outage on the side cap, the outage with the holding cavity intercommunication. The power supply module is arranged in the accommodating cavity of the shell. First connection copper bar with the power supply module is connected, sets up between the positive negative pole of power supply module, first connection row copper can include first connecting hole and second connecting hole, first connecting hole and the second connecting hole is located outage department. The power-off copper bar is arranged in the power-off port and can comprise a first mounting hole and a second mounting hole. The first connecting piece penetrates through the first mounting hole and the first connecting hole, and the first mounting hole is electrically connected with the first connecting hole through the first connecting piece. The second connecting piece penetrates through the second mounting hole and the second connecting hole, and the second mounting hole is electrically connected with the second connecting hole through the second connecting piece.

In one embodiment, the first connecting member is screwed to the first mounting hole and the first connecting hole, and the second connecting member is screwed to the second mounting hole and the second connecting hole.

In one embodiment, the first connector may include: the screw part is connected with the nut part through the connecting part; the nut part is of an injection molding structure.

In one embodiment, the method may further include: the sealing protective cover sets up outage department, and is located the outage copper bar is kept away from one side of enclosing cover, the sealing protective cover is fixed in the side cap covers the outage mouth.

In one embodiment, the area of the sealing protection cover is greater than the cross-sectional area of the power-off port, a third mounting hole is formed in the sealing protection cover, the power-off port is peripheral, a third connecting hole is formed in the side cover, and the battery pack may further include: the third connecting piece, the third connecting piece wears to establish the third mounting hole with in the third connecting hole, the third connecting piece is used for fixing the side cap with sealed protective cover.

In an embodiment, the power supply device can further comprise a sealing ring, wherein a mounting groove is formed in the side cover on the periphery of the power cut-off, the sealing ring is arranged in the mounting groove, and the sealing ring is arranged between the side cover and the sealing protective cover.

In an embodiment, the power supply module may further include a second connecting copper bar, and the second connecting copper bar is disposed in the middle of the power supply module.

In one embodiment, the second connecting copper bar is located in the casing and on one side of the first connecting copper bar, and the second connecting copper bar is detachably connected with the power supply module.

In one embodiment, the outer cover is removably connected to the side cover.

In a second aspect, the present application provides a vehicle that may include a vehicle body and a battery pack as described above.

The battery package and vehicle that this application embodiment provided, the department sets up the outage copper bar through the outage of the casing at the battery package, uses first connecting piece and second connecting piece to link together first connection copper bar and outage copper bar, dismantles the outage copper bar through dismantling first connecting piece and second connecting piece to reach the circuit of disconnection power supply module. The utility model provides a power-off mode is mechanical type outage equally, and the outage switch adopts the outage copper bar, and the outage copper bar is small, and it is great to have solved among the prior art maintenance switch volume, not only is unfavorable for battery package structural arrangement, also can make the outside local protrusion of battery package simultaneously, occupies the car inner space, influences the problem of passenger's travelling comfort.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic view of a partial structure of a battery pack according to an embodiment of the present disclosure.

Fig. 2 is an exploded view of a part of a structure of a battery pack according to an embodiment of the present disclosure.

Fig. 3 is a partially enlarged exploded view of a part of a structure of a battery pack according to an embodiment of the present application.

Fig. 4 is a schematic structural view illustrating a battery pack according to an embodiment of the present disclosure, in which a sealing protection cover is hidden at a power cut-off opening.

Reference numerals are as follows: the battery pack 10, the housing 100, the outer cover 110, the side cover 120, the mounting section 120a, the connecting section 120b, the power-off port 121, the mounting groove 122, the accommodating cavity 130, the power supply module 200, the first connecting copper bar 300, the first connecting hole 310, the second connecting hole 320, the power-off copper bar 400, the first mounting hole 410, the second mounting hole 420, the first connecting member 500, the threaded portion 510, the nut portion 520, the connecting portion 530, the second connecting member 600, the sealing protective cover 700, the third mounting hole 710, the third connecting member 800, the sealing ring 900, and the second connecting copper bar 1000.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

At present, new energy automobile high-voltage loop power-off modes mainly include two kinds: contain the quick-plug type service switch and do not contain the quick-plug type service switch. Contain the maintenance switch of inserting soon and accomplish the outage through pulling out the maintenance switch handle, do not contain the maintenance switch of inserting soon, need to break off the high voltage contactor in the battery package and accomplish the outage. The former is mechanical type outage, and safe and reliable relatively, because the battery package belongs to heavy current charge-discharge portion article, consequently needs the maintenance switch to possess very strong current-carrying ability, leads to the maintenance switch volume great, not only is unfavorable for battery package structural arrangement, also can make the outside local protrusion of battery package simultaneously, occupies the car space, influences the passenger travelling comfort. The latter accomplishes the outage for the disconnection of tactics control high voltage contactor (high-pressure interlocking pencil), but when the adhesion takes place for the contactor contact, then can't accomplish the high-pressure outage, in this scheme, high-pressure interlocking pencil often is fixed through the handle buckle, there is the inefficacy risk of contact failure, when maintenance switch's plug and socket contact are bad, the contact resistance of conductor can sharply increase, under the heavy current conduction condition, violently generate heat, make the product damage, can ignite the vehicle when serious, threaten passenger life safety has the potential safety hazard, in addition because high-pressure interlocking device's setting, can make whole car control strategy comparatively complicated.

In current conventional scheme, insert formula maintenance switch soon and be in the battery package, and this scheme places the position of original maintenance switch in the outage copper bar, and the outage copper bar rethread of this position other connection copper bars and power module both sides carry out the electricity and be connected, and the outage copper bar outside is battery case, and battery case can realize through the mode of local trompil can taking out the outage copper bar under the condition of not dismantling the battery package enclosing cover, accomplishes the outage.

Referring to fig. 1 and fig. 2 together, fig. 1 is a state in which a battery pack 10 in an embodiment of the present application is installed, and fig. 2 is an exploded view of a part of the battery pack 10 in the embodiment of the present application, and an embodiment of the present application provides a battery pack 10, including: the power supply module comprises a shell 100, a power supply module 200, a first connecting copper bar 300, a power-off copper bar 400, a first connecting piece 500 and a second connecting piece 600.

The power module 200 is disposed inside the housing 100. In some embodiments, there may be a plurality of power supply modules 200, as shown in the figure, the number of the power supply modules 200 is 3, and 3 power supply modules 200 are arranged in series to increase the voltage of the whole power supply, it should be noted that the power supply modules 200 may also be in a parallel relationship, and the connection relationship of the power supply modules 200 may be flexibly changed according to different usage scenarios. The power supply module 200 may be a battery, such as a ternary lithium battery, a lithium iron phosphate battery, and the like, and the present application is not limited specifically.

The housing 100 includes an outer cover 110, a side cover 120, and a receiving cavity 130 defined by the outer cover 110 and the side cover 120. The outer cover 110 may include an upper cover and a lower cover respectively located at both sides of the side cover 120, and the side cover 120 is connected between the upper and lower covers. The inside of the area surrounded by the upper cover, the lower cover and the side cover 120 is the receiving cavity 130. The housing 100 may be a generally flat rectangular parallelepiped structure.

The side cover 120 may further include a groove or a hole for connecting with other elements, and in this embodiment, the side cover 120 may be a fold line-shaped side cover 120, that is, the side cover 120 may include: the installation section 120a and 2 linkage segments 120b, the installation section 120a is located between 2 linkage segments 120b to be connected with 2 linkage segments 120b, form certain contained angle between installation section 120a and the linkage segments 120b, make installation section 120a more keep away from power module 200 than linkage segments 120b, so that the installation of components such as first connecting copper bar 300. It is understood that the housing 100 may be made of a non-conductive material, such as plastic, rubber, etc.

The side cover 120 is provided with a power cut-off port 121, and the power cut-off port 121 is communicated with the accommodating cavity 130.

Referring to fig. 3, the first connecting copper bar 300 is connected to the power module 200 and disposed between the positive and negative electrodes of the power module 200, the first connecting copper bar 300 includes a first connecting hole 310 and a second connecting hole 320, and the first connecting hole 310 and the second connecting hole 320 are located at the power cut-off port 121. In some embodiments, the first connecting copper bar 300 may be set to 2 positive copper bars and 2 negative copper bars, the positive copper bar may be connected to the positive electrode of the power supply module 200, the negative copper bar may be connected to the negative electrode of the power supply module 200, specifically, the first connecting hole 310 may be set on the positive copper bar, and the second connecting hole 320 may be set on the negative copper bar.

The power-off copper bar 400 is arranged in the power-off opening 121 and comprises a first mounting hole 410 and a second mounting hole 420. It should be understood that the "copper bar" in this application is only used as a name of a component, and the material of the "copper bar" is not particularly limited, and in this embodiment of the application, the "copper bar" may be made of a material having a conductive property, such as metallic silver, metallic copper, and the like. In the embodiment of the present application, the power-off copper bar 400 has a sheet structure similar to a square, and can also be understood as a square sheet structure with a rounding process.

The first connector 500 is inserted into the first mounting hole 410 and the first connection hole 310, and the first mounting hole 410 and the first connection hole 310 are electrically connected through the first connector 500. It is understood that the first connecting member 500 is made of a conductive material at least at the connection position with the first mounting hole 410 and the first connection hole 310, and the connection form of the first connecting member 500 with the first mounting hole 410 and the first connection hole 310 may be an interference connection, a bolt-and-nut connection, or a threaded connection provided in the embodiments of the present application. The first coupling member 500 may be externally provided with external threads, and internal threads matching the external threads may be provided in the first mounting hole 410 and the first connection hole 310, and the first coupling member 500 is threadedly coupled to the first mounting hole 410 and the first connection hole 310.

The second connecting member 600 is inserted into the second mounting hole 420 and the second connecting hole 320, and the second mounting hole 420 and the second connecting hole 320 are electrically connected through the second connecting member 600. In this embodiment, the structure of the second connecting element 600 may be the same as that of the first connecting element 500, and is not described herein again.

The battery pack 10 provided by the embodiment of the application sets up the outage copper bar 400 through the outage mouth 121 department of the casing 100 at the battery pack 10, uses the first connecting piece 500 and the second connecting piece 600 to link together the first connecting copper bar 300 and the outage copper bar 400, dismantles the outage copper bar 400 through dismantling the first connecting piece 500 and the second connecting piece 600 to reach the circuit of the disconnection power supply module 200. The utility model provides a power-off mode is mechanical type outage equally, and the power-off switch adopts outage copper bar 400, and outage copper bar 400 is small, the operation of being convenient for, it is great to have solved among the prior art maintenance switch volume, not only is unfavorable for 10 structural arrangement of battery package, also can make the outside local protrusion of battery package 10 simultaneously, occupies the car inner space, influences the problem of passenger's travelling comfort. And because this connection copper bar small in size can arrange in battery package 10 inboardly, need not to occupy too big space like the formula maintenance switch of inserting soon, lead to battery package 10 local protrusion, avoided the waste to whole car spatial arrangement, owing to this scheme has removed the formula maintenance switch of inserting soon for whole car cost reduces by a wide margin.

Referring to fig. 3, in one embodiment, the first connecting element 500 may include: a screw portion 510, a nut portion 520, and a connecting portion 530, wherein the screw portion 510 and the nut portion 520 are connected by the connecting portion 530. That is, the first connecting member 500 may be regarded as a bolt structure, and the nut part 520 is an injection molded structure. It should be noted that first connecting piece 500 in this application is special customization, and traditional bolt is metal part, and first connecting piece 500 in this application is for carrying out the process of moulding plastics on traditional bolt basis for nut portion 520 is the plastics insulator, consequently when the installation or when dismantling outage copper bar 400, operating personnel can accomplish not have live operation, has improved the operational safety nature greatly.

Further, in some embodiments, the battery pack 10 may further include: sealing protective cover 700, sealing protective cover 700 sets up outage 121 department, and is located outage copper bar 400 is kept away from one side of enclosing cover 110, sealing protective cover 700 is fixed in side cap 120 covers outage 121, sealing protective cover 700 board are used for sealing outage 121, it needs to explain, sealing protective cover 700 is also made by insulating material, in this embodiment, sealing protective cover 700 board also can be the lamellar structure of rectangle, sealing protective cover 700 can weld with side cap 120, can dismantle with side cap 120 and be connected, like adopting the connected mode in this application embodiment: the area of the sealing protective cover 700 is larger than the cross-sectional area of the power cut-off port 121, that is, the sealing protective cover 700 is to completely cover the power cut-off port 121, the sealing protective cover 700 is provided with a third mounting hole 710, the side cover 120 around the power cut-off port 121 is provided with a third connecting hole, and the battery pack 10 further includes: a third connector 800, the third connector 800 is inserted into the third mounting hole 710 and the third connecting hole, and the third connector 800 is used for fixing the side cover 120 and the sealing protective cover 700. It is understood that the structure of the third connecting member 800 may be the same as that of the first connecting member 500, and is not described herein, and it should be noted that the third connecting member 800 may also use only a common bolt. It should be noted that in this embodiment, a plurality of third connectors 800 may be provided, for example, 4 connectors 800 as shown in the figure, and the 4 third connectors 800 are uniformly distributed around the sealing protective cover 700, so as to improve the protective performance of the sealing protective cover 700.

Further, in an embodiment, a mounting groove 122 is formed on the side cover 120 around the power cut-off port 121, the sealing ring 900 is disposed in the mounting groove 122, and the sealing ring 900 is disposed between the side cover 120 and the sealing protection cover 700. The sealing ring 900 may be an annular structure, and the sealing ring 900 is used to seal the power cut-off port 121, so as to prevent the power cut-off port 121 from being filled with water, thereby causing potential safety hazards due to abnormal operation of the battery pack 10. It should be noted that, in order to achieve a good sealing effect of the sealing ring 900, one side of the sealing ring 900 is tightly attached to the mounting groove 122, and the other side is tightly attached to the sealing protection cover 700, that is, the sealing ring 900 is sandwiched by the mounting groove 122 and the sealing protection cover 700, so that liquid cannot enter the power cut-off port 121. It is understood that the seal ring 900 may be made of a flexible material, such as rubber, resin, etc.

Further, in an embodiment, the battery pack 10 further includes a second connecting copper bar 1000, and the second connecting copper bar 1000 is disposed in the middle of the power supply module 200. Copper bar 1000 is connected to the second also is used for controlling the break-make of power module 200's circuit, and in this embodiment, the one end of copper bar 1000 is connected with power module 200's positive pole to the second, and the other end is connected with power module 200's negative pole, and copper bar 1000 can be dismantled with the module to be connected to the second, that is to say, can realize disconnection and the intercommunication to power module 200's circuit through the dismantlement or the installation to copper bar 1000 is connected to the second. In the battery package 10 that has set up multiunit power module 200, the second is connected copper bar 1000 and can also be set up in the middle part of a plurality of power module 200, that is to say can connect copper bar 1000 with the second and set up in the place that voltage is the biggest, when not installing outage copper bar 400 or when dismantling outage copper bar 400, can make battery package 10 high-voltage circuit cut off from the positive center, and protection range is wider.

Further, in one embodiment, the outer cover 110 is removably attached to the side cover 120, including but not limited to snap fit, adhesive, bolting, etc. The setting that shell and side cap 120 can be dismantled and be connected can additionally provide a mode of cutting off the power supply for battery package 10, for example, when the power failure copper bar 400 that is located side cap 120 damages to the danger coefficient that is difficult to demolish or demolish is higher, can open enclosing cover 110, demolish undamaged connection copper bar to reach the purpose of outage, the fault-tolerant rate of battery package 10 has been improved in the setting of foretell enclosing cover 110 and side cap 120.

The embodiment of the present application further provides a vehicle, which includes a vehicle body and any one of the battery packs 10 described above. The vehicle may be a fuel-powered vehicle, an electric vehicle, a hydrogen energy-powered vehicle, or the like, and is not limited herein.

The vehicle that this application embodiment provided can set up outage copper bar 400 through the outage mouth 121 department at the casing 100 of battery package 10, uses first connecting piece 500 and second connecting piece 600 to link together first connecting copper bar 300 and outage copper bar 400, dismantles outage copper bar 400 through dismantling first connecting piece 500 and second connecting piece 600 to reach the circuit of disconnection power module 200. The utility model provides a power failure mode is mechanical type outage equally, and the outage switch adopts outage copper bar 400, and outage copper bar 400's is small, the operation of being convenient for, it is great to have solved among the prior art maintenance switch volume, not only is unfavorable for battery package 10 structural arrangement, also can make battery package 10 outside local protrusions simultaneously, occupies the car inner space, influences the problem of passenger's travelling comfort. Because this scheme has removed the maintenance switch of inserting soon for whole car cost reduces by a wide margin.

Referring to fig. 3 and fig. 4 together, fig. 3 is a partial enlarged view of a battery pack 10 in an embodiment of the present application, and fig. 4 is a schematic structural view of a power cut-off port 121 of a hidden sealing connection cover, and the installation process of the embodiment of the present application is described in detail as follows:

firstly, the sealing ring 900 is prevented from being in the mounting groove 122, so that the mounting groove 122 substantially fixes the sealing ring 900, and then the power-off copper bar 400 is connected with the first connecting copper bar 300, so that the first mounting hole 410 is aligned with the first connecting hole 310, and simultaneously the second mounting hole 420 is aligned with the second connecting hole 320, and then the first connecting piece 500 and the second connecting piece 600, namely, the insulating screws are screwed in the first mounting hole 410 and the first connecting hole 310, and the second mounting hole 420 and the second connecting hole 320, namely, the first connecting copper bar 300 and the power-off copper bar 400 are fixed by using the first connecting piece 500 and the second connecting piece 600. Finally, the sealing protective cover 700 is mounted on the side cover 120 by using a method similar to that for mounting the power-off copper bar 400, so that the sealing protective cover 700 and the side cover 120 clamp the sealing ring 900 until liquid can not enter the power-off port 121.

When the battery pack 10 of the embodiment of the application is assembled on a circuit, the operation of operators in the whole operation process can be ensured to be free of live working through the last assembling of the power-off copper bars 400. During maintenance, the power-off copper bar 400 can be directly disassembled outside the vehicle firstly, the power is directly cut off, and then a worker operates under the condition of no electricity. In addition, this battery package 10 can save the complex construction of maintenance switch, does not occupy the battery package 10 outer space, improves the passenger and takes the travelling comfort, reduces whole car cost simultaneously. Meanwhile, the battery pack 10 is simple in structure, the power-off copper bar 400 is connected with other internal connecting bars through screws, reliability is high, and a high-voltage interlocking monitoring strategy is not needed.

The description of the terms "some embodiments," "other embodiments," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiments or examples is included in at least one embodiment or example of the application. In this application, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the various embodiments or examples and features of the various embodiments or examples described in this application can be combined and combined by those skilled in the art without conflicting.

The above embodiments are only for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present disclosure, and they should be construed as being included in the present disclosure.

Claims (10)

1. A battery pack, comprising:

the shell comprises an outer cover, a side cover and an accommodating cavity limited by the outer cover and the side cover, wherein the side cover is connected to the outer cover and arranged on one side of the outer cover, and a power-off port is formed in the side cover and communicated with the accommodating cavity;

the power supply module is arranged in the accommodating cavity of the shell;

the first connecting copper bar is connected with the power supply module and arranged between the positive electrode and the negative electrode of the power supply module, and comprises a first connecting hole and a second connecting hole which are positioned at the power-off port;

the power-off copper bar is arranged in the power-off opening and comprises a first mounting hole and a second mounting hole;

the first connecting piece penetrates through the first mounting hole and the first connecting hole, and the first mounting hole is electrically connected with the first connecting hole through the first connecting piece; and

and the second connecting piece is arranged in the second mounting hole and the second connecting hole in a penetrating manner, and the second mounting hole is electrically connected with the second connecting hole through the second connecting piece.

2. The battery pack of claim 1, wherein the first connecting member is threadedly coupled to the first mounting hole and the first coupling hole, and the second connecting member is threadedly coupled to the second mounting hole and the second coupling hole.

3. The battery pack according to claim 2, wherein the first connecting member comprises: the screw part is connected with the nut part through the connecting part; the nut part is of an injection molding structure.

4. The battery pack according to any one of claims 1 to 3, further comprising: the sealing protective cover sets up outage department, and is located the outage copper bar is kept away from one side of enclosing cover, the sealing protective cover is fixed in the side cap covers the outage mouth.

5. The battery pack of claim 4, wherein the area of the sealing protection cover is larger than the cross-sectional area of the power cut-off port, a third mounting hole is formed in the sealing protection cover, a third connecting hole is formed in the side cover around the power cut-off port, and the battery pack further comprises: the third connecting piece, the third connecting piece wears to establish the third mounting hole with in the third connecting hole, the third connecting piece is used for fixing the side cap with sealed protective cover.

6. The battery pack of claim 5, further comprising a sealing ring, wherein a mounting groove is formed on the side cover around the power cut-off, the sealing ring is disposed in the mounting groove, and the sealing ring is disposed between the side cover and the sealing protection cover.

7. The battery pack according to any one of claims 1 to 3, further comprising a second connecting copper bar disposed at a middle portion of the power supply module.

8. The battery pack of claim 7, wherein the second connecting copper bar is located in the housing and on one side of the first connecting copper bar, and the second connecting copper bar is detachably connected to the power supply module.

9. The battery pack of claim 8, wherein the outer cover is removably coupled to the side cover.

10. A vehicle characterized by comprising a vehicle body and the battery pack according to any one of claims 1 to 9.

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