Battery module, battery pack and new energy automobile

Abstract

The embodiment of the utility model provides a battery module, a battery pack and a new energy automobile, and relates to the technical field of power batteries. The battery module comprises a first module, a second module and a connecting structure, the second module is located on one side of the first module, the connecting structure comprises a first connecting piece and a second connecting piece, the first connecting piece is arranged on the first module, the second connecting piece is arranged on the second module, and the first connecting piece is detachably connected to the second connecting piece; and the first connecting piece and the second connecting piece are both used for being detachably connected to a shell of the battery pack. The battery module can be conveniently disassembled and maintained, the working efficiency is improved, and the cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of power batteries, and in particular to a battery module, a battery pack and a new energy vehicle. Background Art

[0002] In the new energy vehicle industry, the battery pack is the source of its power. The battery pack is usually assembled from a battery module and an electronic control system. In order to fix the battery module to the battery pack shell, glue is usually applied to the lower side of the battery module and fixed to the shell by glue.

[0003] However, in this way, the battery module is difficult to disassemble during maintenance, and the module is easily damaged, the maintenance cost is high, and the work efficiency is low. Utility Model Content

[0004] The purpose of the utility model is to provide a battery module, a battery pack and a new energy vehicle, which can be easily disassembled and repaired, thereby improving work efficiency and reducing costs.

[0005] The embodiment of the utility model is achieved as follows:

[0006] In a first aspect, the utility model provides a battery module, comprising:

[0007] First module;

[0008] a second module, the second module being located at one side of the first module; and

[0009] A connection structure, the connection structure includes a first connection member and a second connection member, the first connection member is arranged on the first module, the second connection member is arranged on the second module, the first connection member is detachably connected to the second connection member, and the first connection member and the second connection member are both used to be detachably connected to the shell of the battery pack.

[0010] In an optional embodiment, a first side beam is provided on a side of the first module away from the second module, the first side beam is connected to the first connecting member, and the first side beam is used to be detachably connected to the housing of the battery pack;

[0011] A second side beam is provided on a side of the second module away from the first module, the second side beam is connected to the second connecting member, and the second side beam is used to be detachably connected to the shell of the battery pack.

[0012] In an optional embodiment, the connection structure further includes a fastener, and the fastener is simultaneously connected to the first side beam, the first connecting member, the second connecting member, and the second side beam.

[0013] In an optional embodiment, the first side beam has a first mounting hole, the first connecting member has a first through hole, the second connecting member has a second through hole, the second side beam has a second mounting hole, and the fastener is simultaneously passed through the first mounting hole, the first through hole, the second through hole and the second mounting hole.

[0014] In an optional embodiment, the first connecting member is further provided with a first groove, and the first groove is communicated with the first through hole; the second connecting member is further provided with a second groove, and the second groove is communicated with the second through hole.

[0015] In an optional embodiment, the first side beam includes a first connecting portion and a first fixing portion connected to each other, the first connecting portion is connected to the first connecting member, and the first fixing portion is used to be detachably connected to the housing of the battery pack;

[0016] The second side beam includes a second connecting portion and a second fixing portion connected to each other, the second connecting portion is connected to the second connecting member, and the second fixing portion is used to be detachably connected to the shell of the battery pack.

[0017] In an optional embodiment, a clamping groove is provided at one end of the first connecting member close to the second connecting member, and a clamping protrusion is provided at one end of the second connecting member close to the first connecting member, and the clamping protrusion is clamped in the clamping groove.

[0018] In an optional embodiment, the first module defines a first mounting groove, and the first connecting member is disposed in the first mounting groove; the second module defines a second mounting groove, and the second connecting member is disposed in the second mounting groove.

[0019] In a second aspect, the utility model provides a battery pack, comprising a shell and a battery module as described in any one of the aforementioned embodiments, wherein the first module and the second module are both arranged in the shell, and the first connector and the second connector are both detachably connected to the shell.

[0020] In a third aspect, the utility model provides a new energy vehicle, comprising the battery pack described in the aforementioned embodiment.

[0021] The beneficial effects of the embodiments of the utility model include:

[0022] The battery module includes a first module, a second module and a connection structure, the second module is located on one side of the first module, the connection structure includes a first connector and a second connector, the first connector is arranged on the first module, the second connector is arranged on the second module, the first connector is detachably connected to the second connector, and the first connector and the second connector are both used to be detachably connected to the shell of the battery pack. Through the detachable connection between the first connector and the second connector, the first module and the second module can be conveniently disassembled and fixed, and at the same time, the first connector and the second connector can be detachably connected to the shell of the battery pack, so that the entire battery module is conveniently fixed on the shell and easy to disassemble; that is, when the battery module needs to be disassembled, it is only necessary to first disassemble and separate the first connector and the second connector from the shell, and then disassemble and separate the first connector and the second connector, so that the battery module is split into the first module and the second module, which is convenient for maintenance or replacement, and has high work efficiency and low cost. Therefore, the battery module can be easily disassembled and repaired, which improves work efficiency and reduces costs.

[0023] The battery comprises a shell and a battery module, the first module and the second module are both provided with the shell, and the first connector and the second connector are both detachably connected to the shell; the battery pack has all the beneficial effects of the battery module.

[0024] The new energy vehicle includes a battery pack, which has all the beneficial effects of the battery pack. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0026] Figure 1 A schematic diagram of the structure of a new energy vehicle provided by an embodiment of the utility model;

[0027] Figure 2 A schematic diagram of the structure of a battery pack provided by an embodiment of the utility model;

[0028] Figure 3 An exploded view of a battery pack provided in an embodiment of the utility model;

[0029] Figure 4 An exploded view of a battery module provided by an embodiment of the utility model;

[0030] Figure 5 A schematic diagram of the structure of a battery module provided by an embodiment of the utility model;

[0031] Figure 6 An exploded view of a connection structure provided in an embodiment of the utility model;

[0032] Figure 7 A schematic diagram of the structure of the first side beam and the second side beam provided in an embodiment of the utility model;

[0033] Figure 8 A schematic structural diagram of a first connecting member provided in an embodiment of the utility model;

[0034] Fig. 9 A schematic structural diagram of a second connecting member provided in an embodiment of the utility model.

[0035] Icons: 1000-new energy vehicle; 1100-battery pack; 100-battery module; 10-first module; 11-first side beam; 111-first mounting hole; 112-first connecting part; 113-first fixing part; 1131-third through hole; 114-first mounting groove; 20-second module; 21-second side beam; 211-second mounting hole; 212-second connecting part; 213-second fixing part; 2131-fourth through hole; 214-second mounting groove; 30-connecting structure; 31-first connecting member; 311-first through hole; 312-first groove; 313-clamping groove; 32-second connecting member; 321-second through hole; 322-second groove; 323-clamping protrusion; 33-fastener; 200-housing; 210-crossbeam; 1200-body. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0037] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0038] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0039] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0040] In addition, the terms "horizontal", "vertical" and the like do not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0041] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0042] As described in the background technology, in the new energy vehicle industry, the battery pack is the source of its power, and the battery pack is usually assembled from a battery module and an electronic control system. In order to fix the battery module to the shell of the battery pack, glue is usually applied to the lower side of the battery module and fixed to the shell by glue. However, in this way, the battery module is difficult to disassemble during maintenance, and the module is easily damaged, the maintenance cost is high, and the work efficiency is low.

[0043] Based on this, please refer to Figure 1-Figure 9 The embodiment of the utility model provides a battery module 100, a battery pack 1100 and a new energy vehicle 1000, which can effectively improve the above-mentioned technical problems, that is, they can be easily disassembled and repaired, improve work efficiency and reduce costs. The battery module 100, the battery pack 1100 and the new energy vehicle 1000 will be described in detail below.

[0044] Please refer to Figure 1 , Figure 1 The schematic diagram of the structure of the new energy vehicle 1000 provided in this embodiment is combined with Figure 1The new energy vehicle 1000 includes a battery pack 1100 and a vehicle body 1200 . The battery pack 1100 is disposed on the vehicle body 1200 , thereby providing electrical energy to the vehicle body 1200 to realize various functions of the vehicle body 1200 .

[0045] Specifically, please refer to Figure 2 and Figure 3 , Figure 2 A schematic diagram of the structure of a battery pack 1100 provided in this embodiment, Figure 3 The exploded view of the battery pack 1100 provided in this embodiment is combined with Figure 2 and Figure 3 The battery pack 1100 includes a housing 200 and a battery module 100 , and the battery module 100 is disposed in the housing 200 . It is easy to understand that when the battery module 100 needs to be repaired or replaced, the battery module 100 needs to be removed from the housing 200 .

[0046] It should be noted that in this embodiment, the number of battery modules 100 is two, and a crossbeam 210 is provided on the housing 200, which divides the housing 200 into two areas. The two battery modules 100 are respectively arranged in the two areas, that is, the crossbeam 210 and the side beam of the housing 200 can be used to fix one battery module 100. Of course, the number of battery modules 100 and crossbeams 210 is not limited. In other embodiments, the number of battery modules 100 can also be three, four, etc., and the number of crossbeams 210 is two, three, etc.

[0047] For further information, please refer to Figure 4 , Figure 4 The exploded view of the battery module 100 provided in this embodiment is combined with Figure 4The battery module 100 includes a first module 10, a second module 20 and a connecting structure 30. The second module 20 is located on one side of the first module 10. The connecting structure 30 includes a first connecting member 31 and a second connecting member 32. The first connecting member 31 is arranged on the first module 10, and the second connecting member 32 is arranged on the second module 20. The first connecting member 31 is detachably connected to the second connecting member 32, and the first connecting member 31 and the second connecting member 32 are both used to be detachably connected to the shell 200 of the battery pack 1100. Through the detachable connection between the first connector 31 and the second connector 32, the first module 10 and the second module 20 can be conveniently disassembled and fixed. At the same time, the first connector 31 and the second connector 32 can be detachably connected to the shell 200 of the battery pack 1100, so that the entire battery module 100 can be conveniently fixed on the shell 200 and easily disassembled; that is, when the battery module 100 needs to be disassembled, it is only necessary to first disassemble and separate the first connector 31 and the second connector 32 from the shell 200, and then disassemble and separate the first connector 31 and the second connector 32, so that the battery module 100 is split into the first module 10 and the second module 20, which is convenient for maintenance or replacement, with high work efficiency and low cost. Therefore, the battery module 100 can be easily disassembled and repaired, which improves work efficiency and reduces costs.

[0048] Combination Figure 3 and Figure 4 Specifically, the first module 10 and the second module 20 are both disposed in the housing 200 , and the first connecting member 31 and the second connecting member 32 are both detachably connected to the housing 200 .

[0049] Combination Figure 4 It should be noted that, in order to further improve the connection firmness between the first module 10 and the second module 20, the number of the first connecting members 31 and the second connecting members 32 can be multiple; for example, in this embodiment, the number of the first connecting members 31 and the second connecting members 32 is two, and the two first connecting members 31 and the two second connecting members 32 are arranged at intervals, so as to further firmly fix the first module 10 and the second module 20.

[0050] In order to improve the connection stability between the first module 10 and the second module 20, please refer to Figure 5 , Figure 5 The schematic diagram of the structure of the battery module 100 provided in this embodiment is combined with Figure 4 and Figure 5A first side beam 11 is provided on a side of the first module 10 away from the second module 20, the first side beam 11 is connected to the first connecting member 31, and the first side beam 11 is used to be detachably connected to the shell 200 of the battery pack 1100; a second side beam 21 is provided on a side of the second module 20 away from the first module 10, the second side beam 21 is connected to the second connecting member 32, and the second side beam 21 is used to be detachably connected to the shell 200 of the battery pack 1100.

[0051] That is to say, after the first side beam 11 is connected to the first connecting member 31, the first module 10 can be fixed, and after the second side beam 21 is connected to the second connecting member 32, the second module 20 can be fixed. Then, through the detachable connection between the first connecting member 31 and the second connecting member 32, the first module 10 and the second module 20 can be fixed more firmly. At the same time, the first side beam 11 and the second side beam 21 are respectively detachably connected to the shell 200, which can further improve the stability of the battery module 100 and facilitate the removal of the battery module 100 from the shell 200.

[0052] It should be noted that, in the present embodiment, the battery module 100 is detachably connected to the shell 200 via the first side beam 11 and the second side beam 21; of course, in other embodiments, the first connecting member 31 and the second connecting member 32 may also be detachably connected to the shell 200. For example, in some embodiments, the first connecting member 31 and the second connecting member 32 may be respectively extended in directions away from each other to form an extension portion, through which they are detachably connected to the shell 200. At this time, the first side beam 11 and the second side beam 21 play a role in fixing the first module 10 and the second module 20.

[0053] Further, in order to facilitate the simultaneous fixing of the first side beam 11, the first connecting member 31, the second connecting member 32 and the second side beam 21, please refer to Figure 6 , Figure 6 The exploded view of the connection structure 30 provided in this embodiment is combined with Figure 4-Figure 6 In this embodiment, the connection structure 30 further includes a fastener 33 , and the fastener 33 is simultaneously connected to the first side beam 11 , the first connecting member 31 , the second connecting member 32 and the second side beam 21 .

[0054] Specifically, please refer to Figure 7 and Figure 8 , Figure 7 The schematic diagram of the structure of the first side beam 11 and the second side beam 21 provided in this embodiment is as follows: Figure 8 The schematic diagram of the structure of the first connecting member 31 provided in this embodiment, combined with Figure 6-Figure 8The first side beam 11 is provided with a first mounting hole 111, the first connecting member 31 is provided with a first through hole 311, the second connecting member 32 is provided with a second through hole 321, the second side beam 21 is provided with a second mounting hole 211, and the fastener 33 is simultaneously provided through the first mounting hole 111, the first through hole 311, the second through hole 321 and the second mounting hole 211. In this way, the fastener 33 sequentially passes through the first mounting hole 111, the first through hole 311, the second through hole 321 and the second mounting hole 211, and extends out of the second mounting hole 211, and is fixed at the second side beam 21, thereby achieving the fixation of the first module 10 and the second module 20; when the battery module 100 needs to be disassembled, the fastener 33 can be directly removed, and then the first connecting member 31 and the second connecting member 32 can be removed from the first module 10 and the second module 20 respectively, so that the first module 10 and the second module 20 can be separated, further improving the maintenance and replacement efficiency.

[0055] It should be noted that, in the present embodiment, a detachable connection is achieved by simultaneously passing a fastener 33 through the first side beam 11, the first connecting member 31, the second connecting member 32 and the second side beam 21; of course, in other embodiments, the detachable method is not limited thereto. For example, a slot may be provided on the fastener 33, and protrusions may be provided on the first side beam 11, the first connecting member 31, the second connecting member 32 and the second side beam 21. By means of a snap-fitting method, the first side beam 11, the first connecting member 31, the second connecting member 32 and the second side beam 21 can be snap-fitted and fixed, and can also be easily disassembled.

[0056] Please continue to combine Figure 7 The first side beam 11 includes a first connecting portion 112 and a first fixing portion 113 connected to each other, the first connecting portion 112 is connected to the first connecting member 31, and the first fixing portion 113 is used to be detachably connected to the housing 200 of the battery pack 1100; specifically, in this embodiment, the first mounting hole 111 is provided in the first connecting portion 112. The second side beam 21 includes a second connecting portion 212 and a second fixing portion 213 connected to each other, the second connecting portion 212 is connected to the second connecting member 32, and the second fixing portion 213 is used to be detachably connected to the housing 200 of the battery pack 1100; specifically, in this embodiment, the second mounting hole 211 is provided in the second connecting portion 212.

[0057] That is, the first connecting portion 112 is used to connect with the first connecting member 31, and the first fixing portion 113 is used to be detachably connected with the housing 200. Specifically, in this embodiment, a plurality of third through holes 1131 may be provided on the first fixing portion 113, and bolts may pass through the third through holes 1131 to detachably connect with the housing 200. Similarly, the second connecting portion 212 is used to connect with the second connecting member 32, and the second fixing portion 213 is used to be detachably connected with the housing 200. Specifically, in this embodiment, a plurality of fourth through holes 2131 may be provided on the second fixing portion 213, and bolts may pass through the fourth through holes 2131 to detachably connect with the housing 200.

[0058] In order to improve the lightness of the first connecting member 31 and the second connecting member 32, please refer to Fig. 9 , Fig. 9 The schematic diagram of the structure of the second connecting member 32 provided in this embodiment, combined with Figure 8 and Fig. 9 In this embodiment, the first connecting member 31 is further provided with a first groove 312, which is communicated with the first through hole 311; the second connecting member 32 is further provided with a second groove 322, which is communicated with the second through hole 321. By providing the first groove 312 and the second groove 322, the weight of the first connecting member 31 and the second connecting member 32 can be reduced, and the first module 10 and the second module 20 can be fixed more conveniently.

[0059] Further, in order to improve the connection stability between the first connecting member 31 and the second connecting member 32, please continue to combine Figure 8 and Fig. 9 In this embodiment, a snap-in groove 313 is provided at one end of the first connector 31 close to the second connector 32, and a snap-in protrusion 323 is provided at one end of the second connector 32 close to the first connector 31, and the snap-in protrusion 323 is snap-into the snap-in groove 313. The snap-in cooperation between the snap-in protrusion 323 and the snap-in groove 313 facilitates the snap-in combination of the first connector 31 and the second connector 32, thereby realizing a detachable connection between the two. In addition, in this embodiment, the fastener 33 is simultaneously provided in the snap-in protrusion 323 and the snap-in groove 313, which can further improve the connection stability between the first connector 31 and the second connector 32, thereby better fixing the first module 10 and the second module 20, and improving the overall structural stability of the battery pack 1100.

[0060] Please continue to combine Figure 4In this embodiment, in order to facilitate the installation of the first connector 31 and the second connector 32, the first module 10 is provided with a first mounting groove 114, and the first connector 31 is arranged in the first mounting groove 114; the second module 20 is provided with a second mounting groove 214, and the second connector 32 is arranged in the second mounting groove 214. It should be noted that since the battery module 100 needs to be arranged in the shell 200, in order to facilitate the smooth contact between the battery module 100 and the bottom wall of the shell 200, the depth of the first mounting groove 114 and the second mounting groove 214 can be matched with the height of the first connector 31 and the second connector 32. That is, after the first connector 31 and the second connector 32 are respectively arranged in the first mounting groove 114 and the second mounting groove 214, they can be just flush with the bottom of the first module 10 and the second module 20, further improving the installation stability of the battery module 100.

[0061] In summary, an embodiment of the utility model provides a battery module 100, a battery pack 1100 and a new energy vehicle 1000. The battery module 100 includes a first module 10, a second module 20 and a connecting structure 30. The second module 20 is located on one side of the first module 10. The connecting structure 30 includes a first connecting member 31 and a second connecting member 32. The first connecting member 31 is arranged on the first module 10, and the second connecting member 32 is arranged on the second module 20. The first connecting member 31 is detachably connected to the second connecting member 32, and the first connecting member 31 and the second connecting member 32 are both used to be detachably connected to the shell 200 of the battery pack 1100. Through the detachable connection between the first connecting member 31 and the second connecting member 32, the first module 10 and the second module 20 can be conveniently disassembled and fixed. At the same time, the first connecting member 31 and the second connecting member 32 can be detachably connected to the shell 200 of the battery pack 1100, so that the entire battery module 100 can be conveniently fixed on the shell 200 and easy to disassemble; that is, when the battery module 100 needs to be disassembled, it is only necessary to first disassemble and separate the first connecting member 31 and the second connecting member 32 from the shell 200, and then disassemble and separate the first connecting member 31 from the second connecting member 32, so that the battery module 100 is disassembled into the first module 10 and the second module 20, which is convenient for maintenance or replacement, with high work efficiency and low cost.

[0062] Therefore, the battery module 100 can be easily disassembled and repaired, thereby improving work efficiency and reducing costs.

[0063] The battery pack 1100 includes a shell 200 and a battery module 100 . The first module 10 and the second module 20 are both provided with the shell 200 , and the first connector 31 and the second connector are both detachably connected to the shell 200 . The battery pack 1100 has all the functions and beneficial effects of the battery module 100 .

[0064] The new energy vehicle 1000 includes a battery pack 1100 , which has all the functions and beneficial effects of the battery pack 1100 .

[0065] The above description is only a specific embodiment of the utility model and is not intended to limit the utility model. For those skilled in the art, the utility model may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A battery module, characterized in that: include: A first module (10); A second module (20), the second module (20) being located on one side of the first module (10); as well as A connection structure (30), the connection structure (30) comprising a first connection member (31) and a second connection member (32), the first connection member (31) being arranged on the first module (10), the second connection member (32) being arranged on the second module (20), the first connection member (31) being detachably connected to the second connection member (32), and the first connection member (31) and the second connection member (32) being both used for being detachably connected to a housing (200) of a battery pack (1100).

2. The battery module according to claim 1, characterized in that: A first side beam (11) is provided on a side of the first module (10) away from the second module (20), the first side beam (11) is connected to the first connecting member (31), and the first side beam (11) is used to be detachably connected to a housing (200) of the battery pack (1100); A second side beam (21) is provided on a side of the second module (20) away from the first module (10), the second side beam (21) is connected to the second connecting member (32), and the second side beam (21) is used to be detachably connected to the housing (200) of the battery pack (1100).

3. The battery module according to claim 2, characterized in that: The connection structure (30) further comprises a fastener (33), wherein the fastener (33) is simultaneously connected to the first side beam (11), the first connecting member (31), the second connecting member (32) and the second side beam (21).

4. The battery module according to claim 3, characterized in that: The first side beam (11) is provided with a first mounting hole (111), the first connecting member (31) is provided with a first through hole (311), the second connecting member (32) is provided with a second through hole (321), the second side beam (21) is provided with a second mounting hole (211), and the fastener (33) is simultaneously passed through the first mounting hole (111), the first through hole (311), the second through hole (321) and the second mounting hole (211).

5. The battery module according to claim 4, characterized in that: The first connecting member (31) is further provided with a first groove (312), and the first groove (312) is communicated with the first through hole (311); the second connecting member (32) is further provided with a second groove (322), and the second groove (322) is communicated with the second through hole (321).

6. The battery module according to claim 2, characterized in that: The first side beam (11) comprises a first connecting portion (112) and a first fixing portion (113) connected to each other, the first connecting portion (112) being connected to the first connecting member (31), and the first fixing portion (113) being used for being detachably connected to a housing (200) of the battery pack (1100); The second side beam (21) comprises a second connecting portion (212) and a second fixing portion (213) connected to each other, the second connecting portion (212) being connected to the second connecting member (32), and the second fixing portion (213) being used for being detachably connected to the housing (200) of the battery pack (1100).

7. The battery module according to any one of claims 1 to 6, characterized in that: A clamping groove (313) is provided at one end of the first connecting member (31) close to the second connecting member (32), and a clamping protrusion (323) is provided at one end of the second connecting member (32) close to the first connecting member (31), and the clamping protrusion (323) is clamped in the clamping groove (313).

8. The battery module according to any one of claims 1 to 6, characterized in that: The first module (10) is provided with a first mounting groove (114), and the first connecting member (31) is arranged in the first mounting groove (114); the second module (20) is provided with a second mounting groove (214), and the second connecting member (32) is arranged in the second mounting groove (214).

9. A battery pack, characterized in that: The invention comprises a shell (200) and a battery module (100) as claimed in any one of claims 1 to 8, wherein the first module (10) and the second module (20) are both arranged in the shell (200), and the first connecting member (31) and the second connecting member (32) are both detachably connected to the shell (200).

10. A new energy vehicle, characterized in that: Includes the battery pack (1100) as claimed in claim 9.

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