Wire harness fixing structure, battery module and new energy automobile

Abstract

The embodiment of the utility model provides a wire harness fixing structure, a battery module and a new energy automobile, and relates to the technical field of power batteries. The wire harness fixing structure comprises a bearing plate, a fixing piece and a plug connector, the bearing plate is used for bearing an acquisition wire harness, and the fixing piece is arranged on the bearing plate; the plug connector is movably connected to the bearing plate, the plug connector is used for being connected to the fixing part in an inserted mode, and a wire harness fixing space is defined by the plug connector, the fixing part and the bearing plate, so that the collected wire harness is fixed in the wire harness fixing space. The wiring harness fixing structure can improve the assembly efficiency of the collected wiring harness and reduce the cost.

Description

Technical Field

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

[0002] In the power battery industry, the battery pack of new energy vehicles is a complex integrated system. For the cells in the battery pack, in order to ensure normal operation and safety requirements, it is necessary to detect their voltage, current, temperature and other signals in real time. At present, the signal is usually collected by connecting the acquisition harness to the cell, so as to monitor and control the status of all cells in real time.

[0003] The prior art generally uses relatively complex injection-molded structural parts to fix and protect the collection harness, which has the problems of cumbersome installation and high cost. Utility Model Content

[0004] The purpose of the utility model is to provide a wiring harness fixing structure, a battery module and a new energy vehicle, which can improve the assembly efficiency of the collection wiring harness and reduce the cost.

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

[0006] In a first aspect, the utility model provides a wiring harness fixing structure, comprising:

[0007] A carrying plate, the carrying plate is used to carry the collection harness;

[0008] a fixing member, the fixing member being disposed on the carrying plate; and

[0009] A connector, which can be movably connected to the carrier plate, is used to be plugged into the fixing member, and together with the fixing member and the carrier plate, enclose a wiring harness fixing space to fix the collection wiring harness in the wiring harness fixing space.

[0010] In an optional embodiment, the wiring harness fixing space includes a first fixing space and a second fixing space, the fixing member includes a first fixing plate and a second fixing plate, the first fixing plate and the second fixing plate are arranged on the bearing plate at intervals along the first direction; the plug-in member includes a first plug-in plate and a second plug-in plate arranged at intervals along the second direction, the first plug-in plate and the second plug-in plate can be movably connected to the bearing plate, and are both located between the first fixing plate and the second fixing plate;

[0011] The first plug-in sheet is used to be plugged into the first fixing sheet, and together with the first fixing sheet and the bearing plate, forms the first fixing space; the second plug-in sheet is used to be plugged into the second fixing sheet, and together with the second fixing sheet and the bearing plate, forms the second fixing space;

[0012] The first direction and the second direction form an angle.

[0013] In an optional embodiment, the first fixing sheet is provided with a first plug hole, and a portion of the first plug-in sheet is used to pass through the first plug hole; and / or,

[0014] The second fixing sheet is provided with a second plug hole, and a part of the second plug-in sheet is used to pass through the second plug hole.

[0015] In an optional embodiment, the first plug-in piece is provided with a first snap-fitting notch, and the first snap-fitting notch is used for snap-fitting with the first plug-in hole when the first plug-in piece is inserted into the first plug-in hole; and / or,

[0016] The second plug-in piece is provided with a second snap-in notch, and the second snap-in notch is used for snap-fitting with the second plug-in hole when the second plug-in piece is inserted into the second plug-in hole.

[0017] In an optional embodiment, the supporting plate is provided with a first mounting notch and a second mounting notch, and the first mounting notch and the second mounting notch are spaced apart along the second direction; one end of the first plug-in sheet is arranged on a side of the first mounting notch close to the first fixing sheet; one end of the second plug-in sheet is arranged on a side of the second mounting notch close to the second fixing sheet.

[0018] In an optional embodiment, there are multiple fixing members, and the multiple fixing members are arranged at intervals on the supporting plate; there are multiple connectors, and the multiple connectors can be movably connected to the supporting plate, and the multiple connectors are plugged into and matched with the multiple fixing members in a one-to-one manner.

[0019] In an optional embodiment, the support plate is provided with an avoidance hole, and the avoidance hole is used to avoid the explosion-proof valve of the battery cell.

[0020] In an optional embodiment, the wire harness fixing structure further includes an adhesive member, which is disposed on a side of the carrier plate away from the wire harness fixing space, so as to bond the carrier plate to the battery cell.

[0021] In the second aspect, the utility model provides a battery module, comprising a battery pack, a collection harness and the harness fixing structure described in any one of the aforementioned embodiments, wherein the supporting plate is arranged on the battery pack, the collection harness is arranged on the supporting plate and is connected to the battery pack; the plug-in component is used to be plugged into the fixing component, and together with the fixing component and the supporting plate, form the harness fixing space to fix the collection harness in the harness fixing space.

[0022] In a third aspect, the utility model provides a new energy vehicle, comprising the battery module described in the aforementioned embodiment.

[0023] The beneficial effects of the embodiments of the utility model include:

[0024] The wire harness fixing structure includes a carrier plate, a fixing part and a plug-in part. The carrier plate is used to carry the collection wire harness, and the fixing part is arranged on the carrier plate. The plug-in part can be movably connected to the carrier plate, and the plug-in part is used to be plugged into the fixing part, and together with the fixing part and the carrier plate, a wire harness fixing space is formed to fix the collection wire harness in the wire harness fixing space. When assembling, the collection wire harness is first placed on the carrier plate, and then the plug-in part is plugged into the fixing part, so that the collection wire harness is fixed in the wire harness fixing space formed by the plug-in part, the fixing part and the carrier plate, which can reduce the shaking of the collection wire harness, and the installation is simple and convenient, without the need to use more complex injection molding structural parts, thereby improving the assembly efficiency of the collection wire harness and reducing costs.

[0025] The battery module includes a wire harness fixing structure, which has all the beneficial effects of the wire harness fixing structure.

[0026] The new energy vehicle includes a battery module, which has all the beneficial effects of the battery module. 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 diagram of the structure of the wiring harness fixing structure provided by an embodiment of the utility model;

[0032] Figure 5 A schematic diagram of a part of the structure of the installation and cooperation between the battery pack, the collection harness and the harness fixing member provided by the embodiment of the utility model;

[0033] Figure 6 for Figure 4 A partial enlarged view of the middle A;

[0034] Figure 7 A schematic diagram of the cooperation between some connectors and fixing parts provided in an embodiment of the utility model.

[0035] Icons: 1000-new energy vehicle; 1100-battery module; 100-wiring harness fixing structure; 10-carrying plate; 11-first installation gap; 12-second installation gap; 13-avoidance hole; 20-fixing piece; 21-first fixing plate; 211-first socket; 22-second fixing plate; 221-second socket; 30-plug-in piece; 31-first plug-in piece; 311-first clamping gap; 32-second plug-in piece; 321-second clamping gap; 40-wiring harness fixing space; 41-first fixing space; 42-second fixing space; 200-battery pack; 210-battery cell; 220-explosion-proof valve; 300-collection harness; 310-first collection main line; 320-first collection branch line; 330-first nickel sheet; 340-second collection main line; 350-second collection branch line; 360-second nickel sheet; 1200-vehicle 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, for the cells in the battery pack, in order to ensure normal operation and safety requirements, it is necessary to detect the voltage, current, temperature and other signals in real time. At present, the signal is usually collected by connecting the acquisition harness to the cell, so as to monitor and control the status of all cells in real time. The existing technology generally uses relatively complex injection molding structures to fix and protect the acquisition harness, which has the problems of cumbersome installation and high cost.

[0043] Based on this, please refer to Figure 1-Figure 7 The embodiment of the utility model provides a wiring harness fixing structure 100, a battery module 1100 and a new energy vehicle 1000, which can effectively improve the above-mentioned technical problems, that is, it can improve the assembly efficiency of the collection harness 300 and reduce the cost.

[0044] It should be noted that the first direction mentioned in the following content is the X direction shown in FIG. - FIG. , the second direction is the Y direction shown in FIG. - FIG. , and the third direction is the Z direction shown in FIG. - FIG. The wiring harness fixing structure 100, the battery module 1100 and the new energy vehicle 1000 will be described in detail below.

[0045] 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 module 1100 and a vehicle body 1200 . The battery module 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 .

[0046] Specifically, please refer to Figure 2 and Figure 3 , Figure 2 A schematic diagram of the structure of a battery module 1100 provided in this embodiment, Figure 3 The exploded view of the battery module 1100 provided in this embodiment is combined with Figure 2 and Figure 3 The battery module 1100 includes a battery pack 200, a collection harness 300 and a harness fixing structure 100. The harness fixing structure 100 is arranged on the battery pack 200. The collection harness 300 is arranged on the harness fixing structure 100 and connected to the battery pack 200, so as to collect signals such as voltage and temperature of the battery pack 200.

[0047] like Figure 3 As shown, it can be understood that when installing, the battery pack 200, the harness fixing structure 100 and the collection harness 300 are stacked in sequence along the third direction. That is, the harness fixing structure 100 is installed on the upper surface of the battery pack 200, which can also be understood as being installed on the side of the battery pack 200 where the pole is provided, and the collection harness 300 is arranged on the harness fixing structure 100 and connected to the pole of the battery pack 200, so as to collect relevant signals.

[0048] In order to increase the energy density of the battery module 1100, the number of battery packs 200 can be multiple, and the multiple battery packs 200 are arranged along the first direction, and each battery pack 200 includes multiple battery cells 210 arranged along the second direction; accordingly, the number of the collection harness 300 and the harness fixing structure 100 are also multiple, and one collection harness 300 is installed and matched with one harness fixing structure 100 and one battery pack 200. Among them, the first direction, the second direction and the third direction are perpendicular to each other.

[0049] For further information, please refer to Figure 4 , Figure 4The schematic diagram of the structure of the wire harness fixing structure 100 provided in this embodiment is shown in FIG. Figure 3 and Figure 4 The wiring harness fixing structure 100 includes a carrier plate 10, a fixing member 20 and a connector 30. The carrier plate 10 is used to carry the collection wiring harness 300. The fixing member 20 is arranged on the carrier plate 10. The connector 30 can be movably connected to the carrier plate 10. The connector 30 is used to be plugged into the fixing member 20, and together with the fixing member 20 and the carrier plate 10, a wiring harness fixing space 40 is formed to fix the collection wiring harness 300 in the wiring harness fixing space 40.

[0050] During assembly, the collection harness 300 is first placed on the carrier plate 10, and then the connector 30 is plugged into the fixing member 20, so that the collection harness 300 is fixed in the harness fixing space 40 formed by the connector 30, the fixing member 20 and the carrier plate 10. This can reduce the shaking of the collection harness 300, and the installation is simple and convenient, without the need to use more complex injection molding structural parts, thereby improving the assembly efficiency of the collection harness 300 and reducing costs.

[0051] Please refer to Figure 5 , Figure 5 The schematic diagram of the partial structure of the battery pack 200 provided in this embodiment, the collection harness 300 and the harness fixing member 20 are installed and matched, combined with Figure 3 and Figure 5 It should be noted that the battery cell 210 has a positive pole and a negative pole on one side close to the harness fixture 20. In order to connect the collection harness 300 to the positive pole and the negative pole at the same time, the collection harness 300 includes a first collection main line 310, a second collection main line 340, a plurality of first collection branches 320, a plurality of second collection branches 350, a plurality of first nickel sheets 330 and a plurality of second nickel sheets 360; the first collection main line 310 and the second collection main line 340 are both arranged on the carrier board 10, the plurality of first collection branches 320 are all connected to the first collection main line 310, and each first collection branch line 320 is provided with a first nickel sheet 330; the plurality of second collection branches 350 are all connected to the second collection main line 340, and each second collection branch line 350 is provided with a second nickel sheet 360; it is easy to understand that the first nickel sheet 330 and the second nickel sheet 360 can be connected to the positive pole and the negative pole of the battery cell 210 respectively, so as to collect relevant signals.

[0052] Further, in order to install and fix the first acquisition main line 310, the first acquisition branch line 320, the second acquisition main line 340 and the second acquisition branch line 350, please refer to Figure 6 , Figure 6 for Figure 4 The local enlarged view of A in the middle, combined with Figure 4-Figure 6The fixing member 20 includes a first fixing plate 21 and a second fixing plate 22, and the first fixing plate 21 and the second fixing plate 22 are arranged on the supporting plate 10 at intervals along the first direction; the plug-in member 30 includes a first plug-in plate 31 and a second plug-in plate 32 arranged at intervals along the second direction, and the first plug-in plate 31 and the second plug-in plate 32 can be movably connected to the supporting plate 10, and are both located between the first fixing plate 21 and the second fixing plate 22.

[0053] It is easy to understand that the first plug-in piece 31 can cooperate with the first fixing piece 21 to fix the first collection main line 310 and the first collection branch line 320; and the second plug-in piece 32 can cooperate with the second fixing piece 22 to fix the second collection main line 340 and the second collection branch line 350.

[0054] Specifically, please refer to Figure 7 , Figure 7 Schematic diagram of the cooperation between the part of the plug-in element 30 and the fixing element 20 provided in this embodiment, combined with Figure 4-Figure 7 The wiring harness fixing space 40 includes a first fixing space 41 and a second fixing space 42. The first plug-in piece 31 is used to be plugged into the first fixing piece 21, and together with the first fixing piece 21 and the supporting plate 10, the first fixing space 41 is formed; the second plug-in piece 32 is used to be plugged into the second fixing piece 22, and together with the second fixing piece 22 and the supporting plate 10, the second fixing space 42 is formed.

[0055] That is to say, when assembling the collection harness 300, first place the first collection main line 310 and the first collection branch line 320 on the carrier plate 10, and on one side of the first fixing plate 21; and place the second collection main line 340 and the second collection branch line 350 on the carrier plate 10, and on one side of the second fixing plate 22; and then respectively plug the first plug-in plate 31 into the first fixing plate 21, and plug the second plug-in plate 32 into the second fixing plate 22, thereby achieving the overall fixation of the collection harness 300.

[0056] It should be noted that, in this embodiment, the first plug-in piece 31 and the second plug-in piece 32 have certain elasticity and flexibility, and can rely on their own deformation to respectively plug and match with the first fixing piece 21 and the second fixing piece 22. Of course, in other embodiments, the first plug-in piece 31, the second plug-in piece 32 and the carrier plate 10 can also be provided with a rotating shaft or other methods to realize the movement of the plug-in piece so as to plug and match with the first fixing piece 21 and the second fixing piece 22.

[0057] Please combine Figure 6 and Figure 7In order to facilitate plug-in mating, the first fixing plate 21 is provided with a first plug hole 211, and a portion of the first plug-in plate 31 is used to pass through the first plug hole 211; the second fixing plate 22 is provided with a second plug hole 221, and a portion of the second plug-in plate 32 is used to pass through the second plug hole 221.

[0058] Of course, in other embodiments, the sockets may also be provided on the first plug-in sheet 31 and the second plug-in sheet 32. In this case, when the first plug-in sheet 31 and the second plug-in sheet 32 ​​are respectively matched with the first fixing sheet 21 and the second fixing sheet 22, the first fixing sheet 21 and the second fixing sheet 22 are plugged into the sockets.

[0059] In order to further improve the firmness of the plug-in fit, in the present embodiment, the first plug-in piece 31 is provided with a first snap-fitting notch 311, and the first snap-fitting notch 311 is used for snap-fitting with the first plug hole 211 when the first plug-in piece 31 is inserted into the first plug hole 211; the second plug-in piece 32 is provided with a second snap-fitting notch 321, and the second snap-fitting notch 321 is used for snap-fitting with the second plug hole 221 when the second plug-in piece 32 is inserted into the second plug hole 221.

[0060] It should be noted that in some other embodiments, the arrangement of the snap-in notches may be increased or decreased accordingly according to actual conditions or design requirements, or the snap-in notches may be arranged only on the first plug-in piece 31 or only on the second plug-in piece 32, while the other plug-in piece uses other snap-in methods, and so on.

[0061] Please continue to combine Figure 6 and Figure 7 In order to facilitate the installation of the first plug-in piece 31 and the second plug-in piece 32 and avoid interference with other components of the battery module 1100, in the present embodiment, the carrier plate 10 is provided with a first installation notch 11 and a second installation notch 12, and the first installation notch 11 and the second installation notch 12 are arranged at intervals along the second direction; one end of the first plug-in piece 31 is arranged on a side of the first installation notch 11 close to the first fixing piece 21; one end of the second plug-in piece 32 is arranged on a side of the second installation notch 12 close to the second fixing piece 22.

[0062] Please continue to combine Figure 3 and Figure 4It should be noted that, since the collection harness 300 has a certain length when being installed, in order to install and fix the collection harness 300 in the overall extension direction, in this embodiment, there are multiple fixing members 20, and multiple fixing members 20 are arranged at intervals on the carrier plate 10; there are multiple plug-in members 30, and multiple plug-in members 30 can be movably connected to the carrier plate 10, and multiple plug-in members 30 are plugged and matched with multiple fixing members 20 one by one, thereby further improving the installation stability of the collection harness 300. Specifically, in this embodiment, multiple fixing members 20 and multiple plug-in members 30 are arranged at intervals along the second direction.

[0063] Furthermore, please combine Figure 3-Figure 5 It is easy to understand that the number of the first fixing sheet 21 and the second fixing sheet 22 is also multiple, and the multiple first fixing sheets 21 and the multiple second fixing sheets 22 are arranged at intervals along the second direction; that is, there is a first gap between two adjacent first fixing sheets 21, and similarly, there is a second gap between two adjacent second fixing sheets 22; Figure 5 As shown, this makes it convenient for the first collection branch line 320 and the second collection branch line 350 to pass through the first gap and the second gap respectively, and then conveniently connect to the positive electrode column and the negative electrode column of the battery cell 210 respectively through the first nickel sheet 330 and the second nickel sheet 360, thereby further improving the installation efficiency and stability.

[0064] It should be noted that since the battery cell 210 is provided with an explosion-proof valve 220, in order to avoid the explosion-proof valve 220, Figure 6 and Figure 7 The carrier plate 10 is further provided with an avoidance hole 13 , and the avoidance hole 13 is used to avoid the explosion-proof valve 220 of the battery cell 210 .

[0065] In addition, in order to improve the connection stability between the wire harness fixing structure 100 and the battery cell 210, in this embodiment, the wire harness fixing structure 100 further includes an adhesive member (not shown), which is disposed on a side of the carrier plate 10 away from the wire harness fixing space 40, so as to bond the carrier plate 10 to the battery cell 210. Figure 3 As shown, that is, the adhesive member is disposed on a side of the carrier plate 10 close to the battery cell 210 , so that the battery cell 210 and the carrier plate 10 are bonded and fixed by the adhesive member.

[0066] It should be noted that in this embodiment, the adhesive is specifically a double-sided adhesive tape, which can be conveniently bonded to the carrier board 10 and transported together with the carrier board 10. That is, during assembly, the double-sided adhesive tape can be bonded to the carrier board 10 in advance, which can improve assembly efficiency. Of course, in some embodiments, the adhesive is not limited to this, and it can also be other adhesive structures.

[0067] In summary, an embodiment of the utility model provides a wiring harness fixing structure 100, a battery module 1100 and a new energy vehicle 1000. The wiring harness fixing structure 100 includes a carrier plate 10, a fixing member 20 and a connector 30. The carrier plate 10 is used to carry a collection wiring harness 300, and the fixing member 20 is arranged on the carrier plate 10; the connector 30 can be movably connected to the carrier plate 10, and the connector 30 is used to be plugged into the fixing member 20, and together with the fixing member 20 and the carrier plate 10, form a wiring harness fixing space 40 to fix the collection wiring harness 300 in the wiring harness fixing space 40. During assembly, the collection harness 300 is first placed on the carrier plate 10, and then the connector 30 is plugged into the fixing member 20, so that the collection harness 300 is fixed in the harness fixing space 40 formed by the connector 30, the fixing member 20 and the carrier plate 10. This can reduce the shaking of the collection harness 300, and the installation is simple and convenient, without the need to use more complex injection molding structural parts, thereby improving the assembly efficiency of the collection harness 300 and reducing costs.

[0068] The battery module 1100 includes the wire harness fixing structure 100 , and has all the functions and beneficial effects of the wire harness fixing structure 100 .

[0069] The new energy vehicle 1000 includes a battery module 1100 , which has all the functions and beneficial effects of the battery module 1100 .

[0070] 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 wire harness fixing structure, characterized in that: include: A carrying plate (10), the carrying plate (10) being used to carry a collection harness (300); A fixing member (20), the fixing member (20) being arranged on the carrying plate (10); and A plug-in connector (30) is movably connected to the carrier plate (10), and is used to be plugged into the fixing member (20) and to form a wiring harness fixing space (40) together with the fixing member (20) and the carrier plate (10) so as to fix the collection wiring harness (300) in the wiring harness fixing space (40).

2. The wire harness fixing structure according to claim 1, characterized in that: The wiring harness fixing space (40) comprises a first fixing space (41) and a second fixing space (42); the fixing member (20) comprises a first fixing plate (21) and a second fixing plate (22); the first fixing plate (21) and the second fixing plate (22) are arranged on the carrier plate (10) at intervals along a first direction; the plug-in member (30) comprises a first plug-in plate (31) and a second plug-in plate (32) arranged at intervals along a second direction; the first plug-in plate (31) and the second plug-in plate (32) are both movably connected to the carrier plate (10) and are both located between the first fixing plate (21) and the second fixing plate (22); The first plug-in sheet (31) is used for plugging into the first fixing sheet (21), and together with the first fixing sheet (21) and the carrying plate (10) form the first fixing space (41); the second plug-in sheet (32) is used for plugging into the second fixing sheet (22), and together with the second fixing sheet (22) and the carrying plate (10) form the second fixing space (42); The first direction and the second direction form an angle.

3. The wire harness fixing structure according to claim 2, characterized in that: The first fixing plate (21) is provided with a first plug hole (211), and a portion of the first plug-in plate (31) is used to pass through the first plug hole (211); and / or, The second fixing plate (22) is provided with a second plug hole (221), and a portion of the second plug-in plate (32) is used to pass through the second plug hole (221).

4. The wire harness fixing structure according to claim 3, characterized in that: The first plug-in piece (31) is provided with a first snap-fitting notch (311), and the first snap-fitting notch (311) is used for snap-fitting with the first plug-in hole (211) when the first plug-in piece (31) is inserted into the first plug-in hole (211); and / or, The second plug-in piece (32) is provided with a second snap-fitting notch (321), and the second snap-fitting notch (321) is used for snap-fitting with the second plug-in hole (221) when the second plug-in piece (32) is inserted into the second plug-in hole (221).

5. The wire harness fixing structure according to claim 2, characterized in that: The carrier plate (10) is provided with a first mounting notch (11) and a second mounting notch (12), and the first mounting notch (11) and the second mounting notch (12) are arranged at intervals along the second direction; one end of the first plug-in piece (31) is arranged on a side of the first mounting notch (11) close to the first fixing piece (21); and one end of the second plug-in piece (32) is arranged on a side of the second mounting notch (12) close to the second fixing piece (22).

6. The wire harness fixing structure according to claim 1, characterized in that: There are a plurality of fixing members (20), and the plurality of fixing members (20) are arranged at intervals on the carrier plate (10); there are a plurality of plug-in members (30), and the plurality of plug-in members (30) can be movably connected to the carrier plate (10), and the plurality of plug-in members (30) are plug-fitted with the plurality of fixing members (20) in a one-to-one corresponding manner.

7. The wire harness fixing structure according to claim 1, characterized in that: The support plate (10) is provided with an avoidance hole (13), and the avoidance hole (13) is used to avoid the explosion-proof valve (220) of the battery cell (210).

8. The wire harness fixing structure according to any one of claims 1 to 7, characterized in that: The wire harness fixing structure (100) further comprises an adhesive member, which is arranged on a side of the carrier plate (10) away from the wire harness fixing space (40) and is used to bond the carrier plate (10) to the battery cell (210).

9. A battery module, characterized in that: The invention comprises a battery pack (200), a collection harness (300) and a harness fixing structure (100) according to any one of claims 1 to 8, wherein the carrier plate (10) is arranged on the battery pack (200), the collection harness (300) is arranged on the carrier plate (10) and is connected to the battery pack (200); the plug-in component (30) is used to be plugged into the fixing component (20) and together with the fixing component (20) and the carrier plate (10) form the harness fixing space (40) so as to fix the collection harness (300) in the harness fixing space (40).

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

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