Module frame, battery module, battery pack and new energy automobile

Abstract

The embodiment of the utility model provides a module frame, a battery module, a battery pack and a new energy automobile, and relates to the technical field of power batteries. The module frame comprises a clamping plate assembly, a side plate assembly and an end plate assembly. The clamping plate assembly comprises a first clamping plate and a second clamping plate which are arranged at intervals in the first direction. The side plate assembly comprises a first side plate and a second side plate which are arranged at intervals in the second direction, the first side plate is simultaneously connected with the first clamping plate and the second clamping plate, and the second side plate is simultaneously connected with the first clamping plate and the second clamping plate; the end plate assembly comprises a first end plate and a second end plate which are arranged at intervals in the third direction, the first end plate is simultaneously connected with the first clamping plate and the second clamping plate, and the second end plate is simultaneously connected with the first clamping plate and the second clamping plate; and the first clamping plate, the second clamping plate, the first side plate, the second side plate, the first end plate and the second end plate jointly define a battery cell accommodating cavity. The module frame can improve the structural strength of the battery module.

Description

Technical Field

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

[0002] With the rapid development of new energy vehicles, the energy density requirements of battery packs are getting higher and higher. Currently, the energy density of battery packs is usually improved by increasing the size of battery modules to install more battery cells.

[0003] However, as the size of the battery module increases, the structural strength of the battery module is likely to decrease accordingly. Utility Model Content

[0004] The purpose of the utility model is to provide a module frame, a battery module, a battery pack and a new energy vehicle, which can improve the structural strength of the battery module.

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

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

[0007] A clamping plate assembly, the clamping plate assembly comprising a first clamping plate and a second clamping plate spaced apart along a first direction, the first clamping plate and the second clamping plate being used to fix the battery core;

[0008] A side panel assembly, the side panel assembly comprising a first side panel and a second side panel spaced apart along a second direction, the first side panel being connected to both the first clamping plate and the second clamping plate, and the second side panel being connected to both the first clamping plate and the second clamping plate; and

[0009] An end plate assembly, the end plate assembly comprising a first end plate and a second end plate spaced apart along a third direction, the first end plate being connected to both the first clamping plate and the second clamping plate, and the second end plate being connected to both the first clamping plate and the second clamping plate;

[0010] The first clamping plate, the second clamping plate, the first side plate, the second side plate, the first end plate and the second end plate are jointly arranged to form a battery cell accommodating cavity; the first direction, the second direction and the third direction are perpendicular to each other.

[0011] In an optional embodiment, the first end plate includes a first end plate body, a first connecting portion and a second connecting portion, two ends of the first end plate body are respectively connected to the first connecting portion and the second connecting portion, the first connecting portion and the second connecting portion are respectively extended toward the second end plate, and the first connecting portion is connected to the first clamping plate, and the second connecting portion is connected to the second clamping plate;

[0012] The second end plate includes a second end plate body, a third connecting part and a fourth connecting part, the two ends of the second end plate body are respectively connected to the third connecting part and the fourth connecting part, the third connecting part and the fourth connecting part are respectively extended toward the direction of the first end plate, and the third connecting part is connected to the first clamping plate, and the fourth connecting part is connected to the second clamping plate.

[0013] In an optional embodiment, the first end plate further includes a first fixing bracket, the first fixing bracket is arranged on the first end plate body, and the first fixing bracket is provided with a first bolt hole along the second direction;

[0014] The second end plate further includes a second fixing bracket, which is disposed on the second end plate body. The second fixing bracket is provided with a second bolt hole along the second direction, and the second end plate body is provided with a third bolt hole along the second direction.

[0015] In an optional embodiment, a first pressure plate groove and a second pressure plate groove are respectively opened on one side of the first clamping plate and the second clamping plate along the first direction; one of the first side plate and the second side plate is opened on the third pressure plate groove along the first direction, and the first pressure plate groove, the third pressure plate groove and the second pressure plate groove are connected in sequence.

[0016] In an optional embodiment, one of the first side panel and the second side panel further has a first avoidance gap, the first avoidance gap is arranged in the third pressure plate groove and is connected to the battery cell accommodating cavity; one of the first side panel and the second side panel further has a first wire clamping portion, the first wire clamping portion is located in the first avoidance gap.

[0017] In an optional embodiment, one of the first clamping plate and the second clamping plate is provided with a plurality of support columns, and the plurality of support columns are extended in the direction of the battery cell accommodating cavity, and each of the support columns is provided with a card slot, and the card slot is used to clamp and fix the liquid-cooling flat tube.

[0018] In a second aspect, the utility model provides a battery module, comprising a plurality of battery cells and a module frame as described in any one of the aforementioned embodiments, wherein the plurality of battery cells are arranged in the battery cell accommodating cavity, and both ends of the plurality of battery cells are fixed by the first clamping plate and the second clamping plate.

[0019] In an optional embodiment, the battery module further includes a liquid-cooled flat tube and a thermally conductive gel, wherein the liquid-cooled flat tube is disposed in the battery cell accommodating cavity, and the thermally conductive gel is provided between the liquid-cooled flat tube and each of the battery cells, and the thermally conductive gel is used to transfer the heat of the battery cell to the liquid-cooled flat tube, and to transfer the heat of the liquid-cooled flat tube to the battery cell.

[0020] In a third aspect, the utility model provides a battery pack, comprising a battery housing and the battery module described in the aforementioned embodiment, wherein the battery module is disposed in the battery housing.

[0021] In a fourth aspect, the utility model provides a new energy vehicle, comprising the battery pack described in the aforementioned embodiment.

[0022] The beneficial effects of the embodiments of the utility model include:

[0023] The module frame includes a clamping plate assembly, a side plate assembly and an end plate assembly, wherein the clamping plate assembly includes a first clamping plate and a second clamping plate arranged at intervals along a first direction, and the first clamping plate and the second clamping plate are used to fix the battery cell; the side plate assembly includes a first side plate and a second side plate arranged at intervals along a second direction, the first side plate is connected to the first clamping plate and the second clamping plate at the same time, and the second side plate is connected to the first clamping plate and the second clamping plate at the same time; the end plate assembly includes a first end plate and a second end plate arranged at intervals along a third direction, the first end plate is connected to the first clamping plate and the second clamping plate at the same time, and the second end plate is connected to the first clamping plate and the second clamping plate at the same time; the first clamping plate, the second clamping plate, the first side plate, the second side plate, the first end plate and the second end plate are jointly surrounded to form a battery cell accommodating cavity; the first direction, the second direction and the third direction are perpendicular to each other. That is to say, by the mutual connection and cooperation of the clamping plate assembly, the side plate assembly and the end plate assembly in three directions, a stable frame structure can be formed, so that the module frame can withstand a strong extrusion force in any direction without being easily deformed. Therefore, the module frame can improve the structural strength of the battery module.

[0024] The battery module includes a module frame, which has all the beneficial effects of the module frame.

[0025] The battery pack includes the battery module and has all the beneficial effects of the battery module.

[0026] The new energy vehicle includes the battery pack and has all the beneficial effects of the battery pack. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] 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.

[0028] Figure 1 A schematic diagram of the structure of a new energy vehicle provided by an embodiment of the utility model;

[0029] Figure 2 A schematic diagram of the structure of a battery module provided by an embodiment of the utility model;

[0030] Figure 3 An exploded view of a battery module provided by an embodiment of the utility model;

[0031] Figure 4 A schematic structural diagram of a module frame provided by an embodiment of the utility model from a first perspective;

[0032] Figure 5 A schematic diagram of the structure of a first end plate provided in an embodiment of the utility model;

[0033] Figure 6 A schematic diagram of the structure of the second end plate provided in an embodiment of the utility model;

[0034] Figure 7 A schematic structural diagram of a module frame from a second perspective provided by an embodiment of the utility model;

[0035] Figure 8 for Figure 7 A partial enlarged view of the middle A;

[0036] Fig. 9 A partial structural schematic diagram of a second clamping plate provided in an embodiment of the utility model;

[0037] Fig.10 A schematic diagram of the assembly relationship between the battery cell and the liquid-cooling flat tube provided in an embodiment of the utility model;

[0038] Fig.11 A partial structural schematic diagram of a battery module provided in an embodiment of the utility model.

[0039] Icons: 1000-new energy vehicle; 1100-battery pack; 110-battery module; 100-module frame; 10-plywood assembly; 11-first plywood; 111-first pressure plate slot; 12-second plywood; 121-second pressure plate slot; 122-support column; 1221-cage; 20-side plate assembly; 21-first side plate; 211-third pressure plate slot; 212-first avoidance gap; 213-first clamping line part; 214-second avoidance gap; 215-second clamping line part; 22-second side plate; 30-end plate assembly ;31-first end plate;311-first end plate body;312-first connecting part;313-second connecting part;314-first fixing bracket;3141-first bolt hole;32-second end plate;321-second end plate body;3211-third bolt hole;322-third connecting part;323-fourth connecting part;324-second fixing bracket;3241-second bolt hole;40-battery cell accommodating cavity;200-battery cell;300-liquid cooling flat tube;400-thermal conductive gel;500-bus;1200-body. DETAILED DESCRIPTION

[0040] 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.

[0041] 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.

[0042] 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.

[0043] 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.

[0044] 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.

[0045] 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.

[0046] As described in the background technology, with the rapid development of new energy vehicles, the energy density requirements of battery packs are getting higher and higher. At present, the energy density of battery packs is usually increased by increasing the size of battery modules to install more battery cells. However, as the size of battery modules increases, the structural strength of the battery modules is easily reduced accordingly.

[0047] Based on this, please refer to Figure 1-Figure 11 The embodiments of the present invention provide a module frame 100 , a battery module 110 , a battery pack 1100 and a new energy vehicle 1000 , which can effectively improve the above-mentioned technical problems, that is, they can improve the structural strength of the battery module 110 .

[0048] It should be noted that the first direction mentioned in the following content is Figure 1-Figure 11 The Z direction is shown in Figure 1-Figure 11 The Y direction is shown in the figure, and the third direction is Figure 1-Figure 11 The module frame 100, the battery module 110, the battery pack 1100 and the new energy vehicle 1000 will be described in detail below.

[0049] 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 1 The new energy vehicle 1000 includes a battery pack 1100 and a vehicle body 1200 . The battery pack 1100 is installed on the vehicle body 1200 , thereby providing electric energy for the vehicle body 1200 to realize various functions of the vehicle body 1200 .

[0050] Specifically, the battery pack 1100 includes a battery housing and a battery module 110. The battery module 110 is disposed in the battery housing and serves as a power source of the battery pack 1100, thereby providing electrical energy to the vehicle body 1200. It is easy for those skilled in the art to know that the battery pack 1100 may also include other structures such as a battery management system, which will not be described in detail in this embodiment.

[0051] Please refer to Figure 2 , Figure 2 The schematic diagram of the structure of the battery module 110 provided in this embodiment, combined with Figure 2 The battery module 110 includes a plurality of battery cells 200 and a module frame 100 . The plurality of battery cells 200 are disposed in the module frame 100 . It is easy to understand that the module frame 100 provides installation space and support for the plurality of battery cells 200 .

[0052] For further information, please refer to Figure 3 and Figure 4 , Figure 3 An exploded view of the battery module 110 provided in this embodiment, Figure 4 A schematic diagram of the structure of the module frame 100 provided in the present embodiment from a first perspective, combined with Figure 3 and Figure 4 The module frame 100 includes a clamping plate assembly 10, a side plate assembly 20 and an end plate assembly 30. The clamping plate assembly 10 includes a first clamping plate 11 and a second clamping plate 12 spaced apart along a first direction. The first clamping plate 11 and the second clamping plate 12 are used to fix the battery cell 200; the side plate assembly 20 includes a first side plate 21 and a second side plate 22 spaced apart along a second direction. The first side plate 21 is connected to the first clamping plate 11 and the second clamping plate 12 at the same time. The second side plate 22 is connected to the first clamping plate 11 and the second clamping plate 12 at the same time. The end plate assembly 30 includes a first end plate 31 and a second end plate 32 spaced apart along the third direction, the first end plate 31 is connected to the first clamping plate 11 and the second clamping plate 12 at the same time, and the second end plate 32 is connected to the first clamping plate 11 and the second clamping plate 12 at the same time; the first clamping plate 11, the second clamping plate 12, the first side plate 21, the second side plate 22, the first end plate 31 and the second end plate 32 are jointly arranged to form a battery cell accommodating cavity 40; the first direction, the second direction and the third direction are perpendicular to each other.

[0053] That is, by interconnecting the clamping plate assembly 10, the side plate assembly 20 and the end plate assembly 30 in three directions, a stable frame structure can be formed, so that the module frame 100 can withstand a strong extrusion force in any direction without being easily deformed. Therefore, the module frame 100 can improve the structural strength of the battery module 110.

[0054] It should be noted that, in the present embodiment, a plurality of battery cells 200 are specifically disposed in the battery cell accommodating cavity 40, and the two ends of the plurality of battery cells 200 are clamped and fixed by the first clamping plate 11 and the second clamping plate 12. In order to further improve the overall structural strength of the battery module 110, the two ends of the battery cells 200 can be fixed to the first clamping plate 11 and the second clamping plate 12 respectively by structural adhesive; at the same time, the first side plate 21, the second side plate 22, the first end plate 31, and the second end plate 32 can be respectively connected and fixed to the first clamping plate 11 and the second clamping plate 12 by bolt fixing; and the first end plate 31 and the second end plate 32 can also be further bonded and fixed by applying structural adhesive at the contact position with the first clamping plate 11 and the second clamping plate 12.

[0055] Please refer to Figure 5 and Figure 6 , Figure 5 This is a schematic diagram of the structure of the first end plate 31 provided in this embodiment, Figure 6 The schematic diagram of the structure of the second end plate 32 provided in this embodiment, combined with Figure 4-Figure 6 Specifically, the first end plate 31 includes a first end plate body 311, a first connecting portion 312 and a second connecting portion 313, the two ends of the first end plate body 311 are respectively connected to the first connecting portion 312 and the second connecting portion 313, the first connecting portion 312 and the second connecting portion 313 are respectively extended toward the direction of the second end plate 32, and the first connecting portion 312 is connected to the first clamping plate 11, and the second connecting portion 313 is connected to the second clamping plate 12; the second end plate 32 includes a second end plate body 321, a third connecting portion 322 and a fourth connecting portion 323, the two ends of the second end plate body 321 are respectively connected to the third connecting portion 322 and the fourth connecting portion 323, the third connecting portion 322 and the fourth connecting portion 323 are respectively extended toward the direction of the first end plate 31, and the third connecting portion 322 is connected to the first clamping plate 11, and the fourth connecting portion 323 is connected to the second clamping plate 12.

[0056] like Figure 5 and Figure 6 As shown, the first end plate 31 and the second end plate 32 are in a C-shaped structure as a whole, which can better connect the first clamping plate 11 and the second clamping plate 12 stably.

[0057] It should be noted that the battery pack 1100 may include a plurality of battery modules 110. Therefore, in order to better connect and fix the module frame 100 as a whole with other modules or other components of the battery pack 1100, in this embodiment, the first end plate 31 also includes a first fixing bracket 314, which is arranged on the first end plate body 311, and the first fixing bracket 314 is provided with a first bolt hole 3141 along the second direction; the second end plate 32 also includes a second fixing bracket 324, which is arranged on the second end plate body 321, and the second fixing bracket 324 is provided with a second bolt hole 3241 along the second direction, and the second end plate body 321 is provided with a third bolt hole 3211 along the second direction. It is easy to understand that the module frame 100 can be connected and fixed with other frame structures by bolt connection, thereby further improving the structural strength of the battery module 110.

[0058] Please continue to combine Figure 5 and Figure 6 It should be noted that the first fixing bracket 314 and the second fixing bracket 324 are both extended in the second direction, that is, the first fixing bracket 314 raises the bolt fixing point on the first end plate body 311 as a whole, and the second fixing bracket 324 also raises the bolt fixing point on the second end plate body 321 as a whole, thereby improving the module shape and improving the stress on the parts. In addition, the third bolt hole 3211 provided on the second end plate body 321 can also connect and fix the second end plate 32 with other structures in the battery pack 1100 by bolts, thereby further improving the stability of the battery module 110.

[0059] In order to better fix the battery module 110 in the battery housing, please refer to Figure 7 , Figure 7 A schematic diagram of the structure of the module frame 100 provided in the present embodiment from a second perspective, combined with Figure 7 A first pressing plate groove 111 and a second pressing plate groove 121 are respectively opened along the first direction on one side of the first clamping plate 11 and the second clamping plate 12; a third pressing plate groove 211 is opened along the first direction on one of the first side plate 21 and the second side plate 22, and the first pressing plate groove 111, the third pressing plate groove 211 and the second pressing plate groove 121 are connected in sequence.

[0060] That is, by placing the entire pressing plate in the first pressing plate groove 111, the second pressing plate groove 121, and the third pressing plate groove 211, pressure can be applied to the module frame 100 in the second direction, and the pressing plate can be connected and fixed with other modules or other components of the battery pack 1100, thereby making the overall structure of the battery pack 1100 stable. In addition, by providing the first pressing plate groove 111, the second pressing plate groove 121, and the third pressing plate groove 211, a space for the pressing plate can be provided to avoid interference with other components, thereby saving layout space of the battery pack 1100 and reducing costs.

[0061] It should be noted that, in the present embodiment, the third pressing plate groove 211 is disposed on the first side plate 21 . Of course, in other embodiments, the third pressing plate groove 211 may also be disposed on the second side plate 22 .

[0062] It is easy for a person skilled in the art to know that the battery pack 1100 also includes various wiring harnesses. For the convenience of arranging the wiring harnesses, please refer to Figure 8 , Figure 8 for Figure 7 The local enlarged view of A in the middle, combined with Figure 7 and Figure 8 In the present embodiment, one of the first side plate 21 and the second side plate 22 further has a first avoidance gap 212, which is disposed in the third pressure plate groove 211 and is connected to the battery cell accommodating chamber 40; one of the first side plate 21 and the second side plate 22 further has a first wire clamping portion 213, which is located in the first avoidance gap 212.

[0063] like Figure 8 As shown, the wiring harness can be routed from the first side panel 21. To avoid interference with the pressure plate, the wiring harness is pressed by the first wire clamping portion 213 after passing through the first avoidance notch 212, that is, a portion of the wiring harness is clamped on the side of the first wire clamping portion 213 close to the battery cell accommodating cavity 40.

[0064] Please continue to combine Figure 8 In order to further clamp and fix the wiring harness, one of the first side plate 21 and the second side plate 22 is also provided with a second avoidance gap 214, the second avoidance gap 214 is located on one side of the third pressure plate groove 211, and is connected to the battery cell accommodating chamber 40. At the same time, one of the first side plate 21 and the second side plate 22 is also provided with a second wire clamping portion 215, and the second wire clamping portion 215 is located in the second avoidance gap 214.

[0065] Please continue to combine Figure 2 and Figure 3 In order to dissipate heat for the battery cell 200 , in the present embodiment, the battery module 110 further includes a liquid cooling flat tube 300 , which is disposed in the battery cell accommodating cavity 40 and contacts the side surface of each battery cell 200 .

[0066] Further, in order to fix the liquid cooling flat tube 300, please refer to Figure 8 , Figure 8 This is a partial structural diagram of the second clamping plate 12 provided in this embodiment, combined with Figure 3 and Figure 8 One of the first clamping plate 11 and the second clamping plate 12 is provided with a plurality of support columns 122 , and the plurality of support columns 122 are extended toward the direction of the battery cell accommodating cavity 40 . Each support column 122 is provided with a card slot 1221 , and the card slot 1221 is used to clamp and fix the liquid-cooling flat tube 300 .

[0067] It should be noted that, in the present embodiment, the support column 122 is specifically disposed on the second clamping plate 12 . Of course, in other embodiments, the support column 122 may also be disposed on the first clamping plate 11 .

[0068] Please refer to Fig.10 , Fig.10 Schematic diagram of the assembly relationship between the battery cell 200 and the liquid cooling flat tube 300 provided in this embodiment, combined with Fig.10 In order to better conduct heat to the battery cell 200, the battery module 110 further includes a thermally conductive gel 400. A thermally conductive gel 400 is provided between the liquid-cooled flat tube 300 and each battery cell 200. The thermally conductive gel 400 is used to conduct heat from the battery cell 200 to the liquid-cooled flat tube 300, and to conduct heat from the liquid-cooled flat tube 300 to the battery cell 200. In other words, when the battery cell 200 needs to be cooled, the thermally conductive gel 400 can transfer the heat from the battery cell 200 to the liquid-cooled flat tube 300; and when the battery cell 200 needs to be heated, the thermally conductive gel 400 can also transfer the heat provided by the liquid-cooled flat tube 300 to the battery cell 200.

[0069] It should be noted that the thermal conductive gel 400 can be applied to the contact position between the liquid cooling flat tube 300 and the battery cell 200 by using automatic glue application equipment. Compared with the conventional method of setting a thermal conductive silicone pad, the method of setting the thermal conductive gel 400 is more convenient to operate and has lower cost.

[0070] Please continue to combine Figure 2 and Figure 3 In order to connect multiple battery cells 200 in series or in parallel, in the present embodiment, the battery pack 1100 further includes a bus bar 500. Since the present embodiment provides a cylindrical battery cell 200, bus bars 500 are provided at the top and bottom of the battery cell 200 of the present embodiment. The bus bar 500 can connect multiple battery cells 200 in parallel or in series. The specific series and parallel connection method needs to be determined according to actual design requirements.

[0071] For further information, please refer to Fig.11 , Fig.11A partial structural diagram of the battery module 110 provided in this embodiment, combined with Fig.11 It should be noted that, in this embodiment, the series-parallel connection of the plurality of battery cells 200 is specifically: first connected in parallel and then in series. Fig.11 As shown, the dotted line portion in the figure indicates that one group of battery cells 200 among a plurality of battery cells 200 are connected in parallel through a bus bar 500, and then the plurality of parallel-connected battery cells 200 are connected in series. The series-parallel connection method provided in this embodiment can facilitate the voltage or current collection line to be led out from the outside of the first clamping plate 11 or the second clamping plate 12, thereby facilitating the collection of signals such as voltage or current.

[0072] In summary, the embodiment of the utility model provides a module frame 100, a battery module 110, a battery pack 1100 and a new energy vehicle 1000, wherein the module frame 100 includes a clamping plate assembly 10, a side plate assembly 20 and an end plate assembly 30, wherein the clamping plate assembly 10 includes a first clamping plate 11 and a second clamping plate 12 arranged at intervals along a first direction, and the first clamping plate 11 and the second clamping plate 12 are used to fix the battery cell 200; the side plate assembly 20 includes a first side plate 21 and a second side plate 22 arranged at intervals along a second direction, and the first side plate 21 is simultaneously connected to the first clamping plate 11 and the second clamping plate 12. The first clamping plate 11 is connected to the second clamping plate 12, and the second side plate 22 is connected to the first clamping plate 11 and the second clamping plate 12 at the same time; the end plate assembly 30 includes a first end plate 31 and a second end plate 32 arranged at intervals along the third direction, the first end plate 31 is connected to the first clamping plate 11 and the second clamping plate 12 at the same time, and the second end plate 32 is connected to the first clamping plate 11 and the second clamping plate 12 at the same time; the first clamping plate 11, the second clamping plate 12, the first side plate 21, the second side plate 22, the first end plate 31 and the second end plate 32 are jointly surrounded to form a battery cell accommodating chamber 40; the first direction, the second direction and the third direction are perpendicular to each other. In other words, through the mutual connection and cooperation of the clamping plate assembly 10, the side plate assembly 20 and the end plate assembly 30 in three directions, a stable frame structure can be formed, so that the module frame 100 can withstand a strong extrusion force in any direction without being easily deformed.

[0073] Therefore, the module frame 100 can improve the structural strength of the battery module 110 .

[0074] The battery module 110 includes the module frame 100 , and has all the functions and benefits of the module frame 100 .

[0075] The battery pack 1100 includes the battery module 110 and has all the functions and beneficial effects of the battery module 110 .

[0076] The new energy vehicle 1000 includes the battery pack 1100 , which has all the functions and beneficial effects of the battery pack 1100 .

[0077] 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 module framework, characterized in that: include: A clamping plate assembly (10), the clamping plate assembly (10) comprising a first clamping plate (11) and a second clamping plate (12) arranged at intervals along a first direction, the first clamping plate (11) and the second clamping plate (12) being used to fix the battery core (200); A side panel assembly (20), the side panel assembly (20) comprising a first side panel (21) and a second side panel (22) arranged at intervals along a second direction, the first side panel (21) being connected to both the first clamping plate (11) and the second clamping plate (12), and the second side panel (22) being connected to both the first clamping plate (11) and the second clamping plate (12); and An end plate assembly (30), the end plate assembly (30) comprising a first end plate (31) and a second end plate (32) arranged at intervals along a third direction, the first end plate (31) being connected to both the first clamping plate (11) and the second clamping plate (12), and the second end plate (32) being connected to both the first clamping plate (11) and the second clamping plate (12); The first clamping plate (11), the second clamping plate (12), the first side plate (21), the second side plate (22), the first end plate (31) and the second end plate (32) are jointly arranged to form a battery cell accommodating cavity (40); and the first direction, the second direction and the third direction are perpendicular to each other.

2. The module frame according to claim 1, characterized in that: The first end plate (31) comprises a first end plate body (311), a first connecting portion (312) and a second connecting portion (313); two ends of the first end plate body (311) are respectively connected to the first connecting portion (312) and the second connecting portion (313); the first connecting portion (312) and the second connecting portion (313) are respectively extended toward the second end plate (32); the first connecting portion (312) is connected to the first clamping plate (11), and the second connecting portion (313) is connected to the second clamping plate (12); The second end plate (32) includes a second end plate body (321), a third connecting portion (322) and a fourth connecting portion (323), the two ends of the second end plate body (321) are respectively connected to the third connecting portion (322) and the fourth connecting portion (323), the third connecting portion (322) and the fourth connecting portion (323) are respectively extended toward the direction of the first end plate (31), and the third connecting portion (322) is connected to the first clamping plate (11), and the fourth connecting portion (323) is connected to the second clamping plate (12).

3. The module frame according to claim 2, characterized in that: The first end plate (31) further comprises a first fixing bracket (314), the first fixing bracket (314) being arranged on the first end plate body (311), and the first fixing bracket (314) is provided with a first bolt hole (3141) along the second direction; The second end plate (32) also includes a second fixing bracket (324), the second fixing bracket (324) is arranged on the second end plate body (321), and the second fixing bracket (324) is provided with a second bolt hole (3241) along the second direction, and the second end plate body (321) is provided with a third bolt hole (3211) along the second direction.

4. The module frame according to claim 1, characterized in that: A first pressure plate groove (111) and a second pressure plate groove (121) are respectively provided on one side of the first clamping plate (11) and the second clamping plate (12) along the first direction; a third pressure plate groove (211) is provided on one of the first side plate (21) and the second side plate (22) along the first direction, and the first pressure plate groove (111), the third pressure plate groove (211) and the second pressure plate groove (121) are connected in sequence.

5. The module frame according to claim 4, characterized in that: One of the first side plate (21) and the second side plate (22) is also provided with a first avoidance gap (212), the first avoidance gap (212) is arranged in the third pressure plate groove (211), and is connected to the battery cell accommodating cavity (40); one of the first side plate (21) and the second side plate (22) is also provided with a first wire clamping portion (213), the first wire clamping portion (213) is located in the first avoidance gap (212).

6. The module frame according to claim 1, characterized in that: One of the first clamping plate (11) and the second clamping plate (12) is provided with a plurality of support columns (122), the plurality of support columns (122) extending in the direction of the battery cell accommodating cavity (40), each of the support columns (122) being provided with a card slot (1221), the card slot (1221) being used for clamping and fixing the liquid cooling flat tube (300).

7. A battery module, characterized in that: It comprises a plurality of battery cells (200) and a module frame (100) as claimed in any one of claims 1 to 6, wherein the plurality of battery cells (200) are arranged in the battery cell accommodating cavity (40), and two ends of the plurality of battery cells (200) are fixed by the first clamping plate (11) and the second clamping plate (12).

8. The battery module according to claim 7, characterized in that: The battery module (110) further comprises a liquid-cooling flat tube (300) and a thermally conductive gel (400); the liquid-cooling flat tube (300) is arranged in the battery cell accommodating cavity (40); the thermally conductive gel (400) is arranged between the liquid-cooling flat tube (300) and each of the battery cells (200); the thermally conductive gel (400) is used to transfer the heat of the battery cell (200) to the liquid-cooling flat tube (300) by thermal conduction, and to transfer the heat of the liquid-cooling flat tube (300) to the battery cell (200) by thermal conduction.

9. A battery pack, characterized in that: It comprises a battery housing and the battery module (110) according to claim 7 or 8, wherein the battery module (110) is arranged in the battery housing.

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

Images