FPC assembly and battery pack

Abstract

The utility model relates to the technical field of batteries, in particular to an FPC assembly and a battery pack, and the FPC assembly comprises an FPC main body which is provided with an acquisition connection assembly at one end along a first direction; the fixing component is arranged on the acquisition connecting assembly; and the socket assembly is electrically connected with the FPC main body through the acquisition connecting assembly, the socket assembly at least comprises a first socket and a second socket which is arranged opposite to the first socket at an interval, and the first socket and the second socket are arranged on the two opposite sides of the fixing component and are connected with the acquisition connecting assembly. According to the FPC assembly provided by the invention, the structure of the low-voltage acquisition interface of the FPC assembly is optimized, low voltage output is realized through one end of the FPC assembly, and two or more low-voltage sockets are arranged side by side at one end of the FPC assembly in an integrated manner, so that the space occupation condition of the plurality of low-voltage sockets is reduced.

Description

Technical Field

[0001] The present application relates to the field of battery technology, and in particular to an FPC assembly and a battery pack. Background Art

[0002] In recent years, the emergence of new energy vehicles has played a huge role in promoting social development and environmental protection. As a rechargeable battery, the power battery pack is the power source of new energy vehicles and is widely used in the field of new energy vehicles. At present, the conventional CCS assembly adopts one-end low voltage output. When the number of collected batteries is large, the low voltage output at one end is limited by the X and Y directions. In this case, the low voltage output at both ends will be adopted. The low voltage output at both ends will increase the length of the battery pack collection harness and occupy the battery pack space for routing. Utility Model Content

[0003] The purpose of the present application is to provide an FPC assembly and a battery pack, so as to solve the technical problem existing in the prior art that the low-voltage output space at one end of the CCS assembly is insufficient and low voltage is output at both ends.

[0004] The present application provides an FPC assembly, including:

[0005] An FPC body, wherein one end of the FPC body along the first direction is provided with a collection connection component;

[0006] A fixing member, the fixing member being arranged on the collection connection assembly;

[0007] A socket assembly is electrically connected to the FPC body through the acquisition connection assembly, and the socket assembly at least includes a first socket and a second socket arranged opposite to the first socket, and the first socket and the second socket are both arranged on opposite sides of the fixing member and connected to the acquisition connection assembly.

[0008] In the above technical solution, further, the FPC body is provided with a bent connection portion extending downward along a third direction, and the collection connection component is provided at the bent connection portion.

[0009] In any of the above technical solutions, further, the acquisition connection component includes:

[0010] A first mounting portion, the first mounting portion is connected to the bent connecting portion and extends along the first direction toward a side away from the FPC body;

[0011] a first connecting portion, one end of which is connected to the first mounting portion along the second direction, and the first connecting portion extends upward along the third direction;

[0012] a second mounting portion, the second mounting portion being connected to the other end of the first connecting portion and extending along the first direction toward a side close to the FPC body, so that the second mounting portion and the first mounting portion are arranged parallel to each other and spaced apart from each other;

[0013] The fixing member is disposed between the first mounting portion and the second mounting portion, the first socket is disposed at the first mounting portion and connected to the fixing member; the second socket is disposed at the second mounting portion and connected to the fixing member.

[0014] In any of the above technical solutions, further, a first mounting portion, the first mounting portion is connected to the bent connecting portion and extends along the first direction toward a side away from the FPC body;

[0015] a first connecting portion, one end of which is connected to the first mounting portion along the first direction, and the first connecting portion extends upward along the third direction;

[0016] A second mounting portion, the second mounting portion is connected to the other end of the first connecting portion, and the second mounting portion and the first mounting portion are arranged parallel to each other and spaced apart from each other;

[0017] a second connecting portion, one end of which is connected to the first mounting portion along the first direction and is located at an opposite side of the first connecting portion, and the second connecting portion extends downward along the third direction;

[0018] a third mounting portion, the third mounting portion being connected to the other end of the second connecting portion, and the third mounting portion and the first mounting portion being arranged parallel to each other and spaced apart from each other;

[0019] The fixing member includes a first fixing member and a second fixing member; the first fixing member is arranged between the first mounting portion and the second mounting portion, the first socket is arranged at the first mounting portion and connected to the first fixing member; the second fixing member is arranged between the second mounting portion and the third mounting portion, the second socket is arranged at the third mounting portion and connected to the second fixing member.

[0020] In any of the above technical solutions, further, the first socket and the second socket are distributed side by side along the third direction.

[0021] In any of the above technical solutions, further, a connecting plate, the connecting plate is connected to the bent connecting portion and extends along the first direction toward a side away from the FPC body;

[0022] a first mounting portion, the first mounting portion being connected to the connecting plate and extending downwardly along the third direction;

[0023] a second mounting portion, the second mounting portion being connected to the connecting plate and extending downwardly along the third direction, and the second mounting portion and the first mounting portion being arranged parallel to each other and spaced apart from each other;

[0024] The fixing member is disposed between the first mounting portion and the second mounting portion along the third direction;

[0025] The first socket is disposed on the first mounting portion and connected to the fixing member, and the second socket is disposed on the second mounting portion and connected to the fixing member;

[0026] The first socket and the second socket are distributed side by side along the second direction.

[0027] In any of the above technical solutions, further, the FPC assembly also includes:

[0028] A support seat, the support seat is arranged on the collection connection component and abuts against the first socket or the second socket;

[0029] A first fastener, the first fastener is disposed on the support seat, and the first fastener is connected to a designated position for mounting the FPC assembly;

[0030] A second fastener is disposed on the support seat, and the second fastener penetrates the acquisition connection assembly and the fixing member to connect the acquisition connection assembly, the fixing member and the support seat.

[0031] In any of the above technical solutions, further, the support seat includes:

[0032] a bottom wall portion, the bottom wall portion being provided with at least one supporting protrusion abutting against the first socket or the second socket;

[0033] a side wall portion, the side wall portion being connected to the bottom wall portion at an angle;

[0034] A fixing portion, wherein the fixing portion is connected to the side wall portion at an angle, the second fastener is arranged on a side of the fixing portion facing the acquisition connection assembly, and the first fastener is arranged on a side of the fixing portion away from the second fastener.

[0035] In any of the above technical solutions, further, the FPC assembly also includes:

[0036] A voltage collection component and a temperature collection component, a plurality of the voltage collection components and a plurality of the temperature collection components are all arranged on the FPC body.

[0037] The present application also provides a battery pack, comprising the FPC assembly described in any of the above technical solutions, and thus having all the beneficial technical effects of the FPC assembly, which will not be repeated here.

[0038] The battery pack also includes:

[0039] Box;

[0040] A battery module, wherein the battery module is disposed in the box;

[0041] A battery management unit, the battery management unit is arranged in the box and located on one side of the battery module;

[0042] There are multiple FPC assemblies, multiple FPC assemblies are connected to the battery modules, and the socket components of the FPC assemblies are electrically connected to the battery management unit.

[0043] Compared with the prior art, the beneficial effects of this application are:

[0044] The FPC assembly provided by the present application includes: an FPC body, wherein a collection connection component is arranged at one end of the FPC body along a first direction; a fixing member, wherein the fixing member is arranged on the collection connection component; a socket component, which is electrically connected to the FPC body through the collection connection component, wherein the socket component includes at least a first socket and a second socket arranged with a relative interval to the first socket, wherein the first socket and the second socket are both arranged on opposite sides of the fixing member and connected to the collection connection component.

[0045] The FPC assembly provided in the present application optimizes the structure of the low-voltage collection interface of the FPC assembly, realizes low voltage output through one end of the FPC assembly, and arranges two or more low-voltage sockets side by side at one end of the FPC assembly in an integrated manner, thereby saving the space occupied by multiple low-voltage sockets. Compared with the traditional low-voltage output method at both ends, it also reduces the length and amount of low-voltage collection lines, and effectively solves the problem that the existing CCS assembly has insufficient low-voltage output space at one end and needs to output low voltage at both ends, which will cause increased costs.

[0046] The battery pack provided in the present application includes the FPC assembly described above. Therefore, the space occupied by the low-voltage socket is effectively reduced through the FPC assembly, and the amount and jumper length of the collection harness are reduced, which can not only reduce the production cost of the battery pack, but also help to improve the safety of the battery pack. BRIEF DESCRIPTION OF THE DRAWINGS

[0047] In order to more clearly illustrate the specific implementation methods of the present application or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0048] Figure 1 A schematic diagram of the structure of a battery pack provided in an embodiment of the present application;

[0049] Figure 2 A schematic diagram of the structure of the FPC assembly provided in Example 1 of the present application;

[0050] Figure 3 A schematic diagram of a portion of the structure of an FPC assembly provided in Example 1 of the present application;

[0051] Figure 4 A schematic diagram of the structure of the FPC assembly provided in Example 2 of the present application;

[0052] Figure 5 A partial structural schematic diagram of an FPC assembly provided in Example 2 of the present application;

[0053] Figure 6 This is another partial structural schematic diagram of the FPC assembly provided in Example 2 of the present application;

[0054] Figure 7 A schematic diagram of the structure of a support base of an FPC assembly provided in an embodiment of the present application;

[0055] Figure 8 A schematic diagram of the structure of the FPC assembly provided in Example 3 of the present application;

[0056] Fig. 9 This is a partial structural schematic diagram of the FPC assembly provided in Example 3 of the present application.

[0057] Reference numerals:

[0058] 1-FPC body, 2-fixing member, 201-first fixing member, 202-second fixing member, 3-first socket, 4-second socket, 501-first mounting portion, 502-second mounting portion, 503-third mounting portion, 504-first connecting portion, 505-second connecting portion, 6-bending connecting portion, 7-support seat, 701-bottom wall portion, 702-side wall portion, 703-fixing portion, 704-support protrusion, 8-first fastener, 9-box, 10-battery module, 11-second fastener, 12-connecting plate, 13-battery management unit, 14-fixing hole, X-first direction, Y-second direction, Z-third direction. DETAILED DESCRIPTION

[0059] The technical solution of the present application will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments.

[0060] The components of the embodiments of the present application generally described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the application claimed, but merely represents the selected embodiments of the present application.

[0061] Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making any creative work shall fall within the scope of protection of this application.

[0062] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying 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 limiting the present application. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0063] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 this application can be understood according to specific circumstances.

[0064] Refer to the following Figures 1 to 9 The FPC assembly and battery pack described in the embodiments of the present application are described.

[0065] In a first aspect, embodiments of the present application provide the following FPC assemblies.

[0066] Example 1, see Figure 2 , Figure 3 and Figure 7As shown, the first embodiment of the present application provides a first FPC assembly, which includes: an FPC body 1, a collection connection component, a fixing member 2 and a socket component, wherein the FPC body 1 is in an elongated shape as a whole, and has two ends distributed along the first direction X, and the collection connection component is arranged at one end of the FPC body 1. The fixing member 2 is arranged in the collection connection component, and the socket component at least includes a first socket 3 and a second socket 4, and the first socket 3 and the second socket 4 are arranged on the two side walls of the fixing member 2 facing each other, and the fixing member 2 can stably support the first socket 3 and the second socket 4, and the first socket 3 and the second socket 4 are respectively connected to the collection connection component, so that when the first socket 3 and the second socket 4 are connected to the outside, the external device connected to the first socket 3 and / or the second socket 4 can be connected to the FPC body 1. It should be noted that the first direction X is specifically the length direction of the FPC body 1.

[0067] Specifically, a bending connection portion 6 is provided at one end of the FPC body 1, preferably, the bending connection portion 6 is in the shape of a sheet or a plate, more preferably, the bending connection portion 6 and the FPC body 1 have an integral structure, the bending connection portion 6 is bent downward along the third direction Z, and the collection connection component is provided at the bending connection portion 6. It should be noted that the third direction Z is specifically the thickness direction of the FPC body 1.

[0068] Further, the acquisition connection assembly specifically includes: a first mounting portion 501, a first connecting portion 504, and a second mounting portion 502. Preferably, the first mounting portion 501 and the second mounting portion 502 both have a rectangular sheet or flat plate structure. One side of the first mounting portion 501 is connected to the bent connecting portion 6, and the first mounting portion 501 extends along the first direction X toward a side away from the FPC body 1. Preferably, the first mounting portion 501 and the bent connecting portion 6 have an integral structure. The length of the first connecting portion 504, the length of the first mounting portion 501, and the length of the second mounting portion 502 all extend along the second direction Y. One of the two sides of the first connecting portion 504 extending along the second direction Y is connected to the first mounting portion 501, and the other is connected to the second mounting portion 502. One of the two sides of the second mounting portion 502 extending along the second direction Y is connected to the first connecting portion 504, and the other side is close to the FPC body 1 along the first direction X but not in contact with it. Preferably, the second mounting portion 502, the first connecting portion 504, and the first mounting portion 501 have an integral structure and are formed by bending. Such a structure enables the first mounting portion 501 and the second mounting portion 502 to face each other and be arranged in parallel and spaced apart. It should be noted that the second direction Y is specifically the width direction of the FPC body 1.

[0069] Furthermore, the fixing member 2 is flat and insulating, and is arranged between the first mounting portion 501 and the second mounting portion 502. The first socket 3 is arranged on the side of the first mounting portion 501 away from the second mounting portion 502 and is connected to the fixing member 2. The conductive part of the first socket 3 is electrically connected to the first mounting portion 501. The second socket 4 is arranged on the side of the second mounting portion 502 away from the first mounting portion 501 and is connected to the fixing member 2. The conductive part of the second socket 4 is electrically connected to the second mounting portion 502. The fixing member 2 can separate the first mounting portion 501 and the second mounting portion 502, and can also support the first mounting portion 501, the second mounting portion 502, the first socket 3 and the second socket 4 to ensure the stability of the first socket 3 and the second socket 4.

[0070] Preferably, in this embodiment, the first socket 3 and the second socket 4 are arranged side by side along the third direction Z, so that the first socket 3 and the second socket 4 are arranged at the same end of the FPC body 1, thereby saving the space occupied by the first socket 3 and the second socket 4 in the battery pack, facilitating the layout, reducing the span of the acquisition line, and thus reducing the jumper length and usage of the acquisition line.

[0071] Preferably, the FPC assembly provided in this embodiment further includes a support seat 7, a first fastener 8 and a second fastener 11, wherein the support seat 7 is arranged on the acquisition connection assembly, and the support seat 7 is in contact with one of the first socket 3 or the second socket 4, the first fastener 8 is connected to the designated position, thereby fixing the support seat 7 and the acquisition connection assembly at the designated position, and the second fastener 11 is arranged on the support seat 7, and the second fastener 11 passes through the first mounting portion 501, the fixing member 2 and the second mounting portion 502, thereby fixing the first mounting portion 501, the fixing member 2 and the second mounting portion 502, thereby realizing that the acquisition connection assembly is fixed to the designated position by the support seat 7, the first fastener 8 and the second fastener 11. It should be noted that the designated position here is specifically the position in the battery pack for accommodating and installing the acquisition connection assembly and the socket assembly.

[0072] Specifically, the support seat 7 includes a bottom wall portion 701, which is in the shape of a flat plate. A support protrusion 704 is provided on the side surface of the bottom wall portion 701 facing the first socket 3 or the second socket 4. Preferably, in this embodiment, the number of the support protrusions 704 is two or more, and all the support protrusions 704 are arranged at intervals along the length direction of the bottom wall portion 701. After the support seat 7 and the first socket 3 or the second socket 4 are assembled, each support protrusion 704 abuts against the shell of the first socket 3 or the shell of the second socket 4.

[0073] The support seat 7 also includes two side wall portions 702, and a side wall portion 702 is respectively provided at both ends of the bottom wall portion 701 along its length. The side wall portion 702 is in the shape of a flat plate, and the side wall portion 702 is arranged on a side surface of the bottom wall portion 701 facing the first socket 3 or the second socket 4. The side wall portion 702 is arranged at an angle to the bottom wall portion 701. Preferably, the side wall portion 702 is arranged perpendicular to the bottom wall portion 701.

[0074] The support seat 7 also includes a fixing portion 703, and each side of the side wall portion 702 relatively away from the bottom wall portion 701 is provided with a fixing portion 703, the fixing portion 703 is in the shape of a plate, and the fixing portion 703 and the side wall portion 702 are arranged at an angle. Preferably, the fixing portion 703 and the side wall portion 702 are arranged perpendicularly, so that the fixing portion 703 can be arranged facing the first mounting portion 501 or the second mounting portion 502 and fit with the first mounting portion 501 or the second mounting portion 502 to ensure the stability of the support seat 7 in supporting the collection connection assembly.

[0075] Preferably, the bottom wall portion 701 , the supporting protrusion 704 , the side wall portion 702 and the fixing portion 703 have an integrated structure and are integrally formed from insulating material.

[0076] Furthermore, the first fastener 8 is disposed on a side surface of the fixing portion 703 away from the collection connection assembly so as to be connected to a designated position. It should be noted that the connection method between the first fastener 8 and the designated position may be, but is not limited to, snap-fitting.

[0077] The second fastener 11 is arranged on a side surface of the fixing portion 703 facing the collection connection assembly, and the first mounting portion 501, the fixing member 2 and the second mounting portion 502 are respectively provided with fixing holes 14 at opposite positions, so that the second fastener 11 can pass through the fixing hole 14 on the first mounting portion 501, the fixing hole 14 on the fixing member 2 and the fixing hole 14 on the second mounting portion 502, thereby keeping the support seat 7 and the collection connection assembly fixed.

[0078] Furthermore, the FPC assembly also includes a voltage collection component and a temperature collection component, wherein the number of the voltage collection components and the temperature collection components are preferably multiple, and the multiple voltage collection components are sequentially arranged at intervals along the first direction X on the side of the FPC body 1, and the multiple temperature collection components are also arranged at intervals along the first direction X on the side of the FPC body 1.

[0079] Example 2, see Figures 4 to 7As shown, the second embodiment of the present application provides a second FPC assembly, which includes: an FPC body 1, a collection connection component, a fixing member 2 and a socket component, wherein the FPC body 1 is in an elongated shape as a whole, and has two ends distributed along the first direction X, and the collection connection component is arranged at one end of the FPC body 1. The fixing member 2 is arranged in the collection connection component, and the socket component at least includes a first socket 3 and a second socket 4, and the first socket 3 and the second socket 4 are arranged on the two side walls of the fixing member 2 facing each other, and the fixing member 2 can stably support the first socket 3 and the second socket 4, and the first socket 3 and the second socket 4 are respectively connected to the collection connection component, so that when the first socket 3 and the second socket 4 are connected to the outside, the external device connected to the first socket 3 and / or the second socket 4 can be connected to the FPC body 1. It should be noted that the first direction X is specifically the length direction of the FPC body 1.

[0080] Specifically, a bending connection portion 6 is provided at one end of the FPC body 1, preferably, the bending connection portion 6 is in the shape of a sheet or a plate, more preferably, the bending connection portion 6 and the FPC body 1 have an integral structure, the bending connection portion 6 is bent downward along the third direction Z, and the collection connection component is provided at the bending connection portion 6. It should be noted that the third direction Z is specifically the thickness direction of the FPC body 1.

[0081] Further, the acquisition connection component specifically includes: a first mounting portion 501, a first connecting portion 504, a second mounting portion 502, a second connecting portion 505 and a third mounting portion 503, wherein the first mounting portion 501, the second mounting portion 502 and the third mounting portion 503 have the same structure and all have a flat plate or sheet structure. In this embodiment, the length of the first mounting portion 501, the length of the second mounting portion 502 and the third mounting portion 503 all extend along the second direction Y, the first mounting portion 501 and the second mounting portion 502 are connected and conducted through the first connecting portion 504, and the second mounting portion 502 and the third mounting portion 503 are connected and conducted through the second connecting portion 505. Preferably, the first mounting portion 501, the first connecting portion 504, the second mounting portion 502, the second connecting portion 505 and the third mounting portion 503 have an integral structure and are formed by bending.

[0082] Furthermore, if Figure 5 As shown, the first mounting portion 501 and the second mounting portion 502 are arranged in parallel and spaced apart along a third direction Z, and the second mounting portion 502 is located above the first mounting portion 501. Preferably, the first mounting portion 501 and the second mounting portion 502 are arranged opposite to each other; the third mounting portion 503 and the second mounting portion 502 are arranged in parallel and spaced apart along a third direction Z, and the third mounting portion 503 is located above the second mounting portion 502. Preferably, the third mounting portion 503 and the second mounting portion 502 are arranged opposite to each other.

[0083] In this embodiment, the fixing member 2 includes a first fixing member 201 and a second fixing member 202. The first fixing member 201 and the second fixing member 202 have the same structure and both have a flat plate structure. The first fixing member 201 is arranged between the first mounting portion 501 and the second mounting portion 502, and the second fixing member 202 is arranged between the second mounting portion 502 and the third mounting portion 503.

[0084] The first socket 3 is arranged on a side of the first mounting portion 501 away from the first fixing member 201, and the first socket 3 is connected to the first fixing member 201; the second socket 4 is arranged on a side of the third mounting portion 503 away from the second fixing member 202, and the second socket 4 is connected to the second fixing member 202, and the first fixing member 201 and the second fixing member 202 can stably support the first socket 3 and the second socket 4.

[0085] Further, the FPC assembly provided in this embodiment further includes a support seat 7, a first fastener 8 and a second fastener 11, wherein the support seat 7 is arranged on the acquisition connection assembly, and the support seat 7 abuts against one of the first socket 3 or the second socket 4. Preferably, in this embodiment, the support seat 7 abuts against the first socket 3. The first fastener 8 is connected to the designated position, thereby fixing the support seat 7 and the acquisition connection assembly at the designated position, and the second fastener 11 is arranged on the support seat 7, and the second fastener 11 penetrates the first mounting portion 501, the first fixing member 201, the second mounting portion 502, the second fixing member 202 and the third mounting portion 503, thereby fixing the first mounting portion 501, the first fixing member 201, the second mounting portion 502, the second fixing member 202 and the third mounting portion 503, thereby realizing that the acquisition connection assembly is fixed to the designated position by the support seat 7, the first fastener 8 and the second fastener 11. It should be noted that the designated position here is specifically a position in the battery pack for accommodating and installing the acquisition connection assembly and the socket assembly.

[0086] Specifically, Figure 5 and Figure 6 As shown, the support seat 7 includes a bottom wall portion 701, and the bottom wall portion 701 is in the shape of a flat plate. A support protrusion 704 is provided on the surface of the bottom wall portion 701 facing the first socket 3. Preferably, in this embodiment, the number of the support protrusions 704 is two or more, and all the support protrusions 704 are arranged at intervals along the length direction of the bottom wall portion 701. After the support seat 7 is assembled, each support protrusion 704 abuts against the shell of the first socket 3.

[0087] The support seat 7 also includes two side wall portions 702, and a side wall portion 702 is respectively provided at both ends of the bottom wall portion 701 along its length. The side wall portion 702 is in the shape of a flat plate, and the side wall portion 702 is arranged on a side surface of the bottom wall portion 701 facing the first socket 3 or the second socket 4. The side wall portion 702 is arranged at an angle to the bottom wall portion 701. Preferably, the side wall portion 702 is arranged perpendicular to the bottom wall portion 701.

[0088] The support seat 7 also includes a fixing portion 703. Each side wall portion 702 is relatively far away from the bottom wall portion 701 and is provided with a fixing portion 703. The fixing portion 703 is in the shape of a plate, and the fixing portion 703 is arranged at an angle to the side wall portion 702. Preferably, the fixing portion 703 is arranged perpendicular to the side wall portion 702, so that the fixing portion 703 can be arranged facing the first mounting portion 501 and fit with the first mounting portion 501 to ensure the stability of the support seat 7 in supporting the collection connection assembly.

[0089] Preferably, the bottom wall portion 701 , the supporting protrusion 704 , the side wall portion 702 and the fixing portion 703 have an integrated structure and are integrally formed from insulating material.

[0090] Furthermore, the first fastener 8 is disposed on a side surface of the fixing portion 703 away from the collection connection assembly so as to be connected to a designated position. It should be noted that the connection method between the first fastener 8 and the designated position may be, but is not limited to, snap-fitting.

[0091] The second fastener 11 is arranged on the surface of one side of the fixing portion 703 facing the acquisition connection assembly, and the first mounting portion 501, the first fixing member 201, the second mounting portion 502, the second fixing member 202 and the third mounting portion 503 are respectively provided with fixing holes 14 at the opposite positions, so that the second fastener 11 can pass through the fixing holes 14 on the first mounting portion 501, the fixing holes 14 on the first fixing member 201, the fixing holes 14 on the second mounting portion 502, the fixing holes 14 on the second fixing member 202 and the fixing holes 14 on the third mounting portion 503, so as to keep the support seat 7 fixed to the acquisition connection assembly. It should be noted that when the support seat 7 is in contact with the second socket 4, those skilled in the art are fully capable of setting the support seat 7 on one side of the second socket 4 in the above manner and completing the connection between the first fastener 8 and the second fastener 11.

[0092] In this embodiment, preferably, the first socket 3 and the second socket 4 are arranged side by side along the third direction Z, so that the first socket 3 and the second socket 4 are arranged at the same end of the FPC body 1, thereby saving the space occupied by the first socket 3 and the second socket 4 in the battery pack, facilitating the layout, reducing the span of the acquisition line, and thus reducing the jumper length and usage of the acquisition line.

[0093] Furthermore, the FPC assembly also includes a voltage collection component and a temperature collection component, wherein the number of the voltage collection components and the temperature collection components are preferably multiple, and the multiple voltage collection components are sequentially arranged at intervals along the first direction X on the side of the FPC body 1, and the multiple temperature collection components are also arranged at intervals along the first direction X on the side of the FPC body 1.

[0094] Example 3, see Figure 8 and Fig. 9 As shown, the third embodiment of the present application provides a third FPC assembly, which includes: an FPC body 1, a collection connection component, a fixing member 2 and a socket component, wherein the FPC body 1 is in an elongated shape as a whole, and has two ends distributed along the first direction X, and the collection connection component is arranged at one end of the FPC body 1. The fixing member 2 is arranged in the collection connection component, and the socket component at least includes a first socket 3 and a second socket 4, and the first socket 3 and the second socket 4 are arranged on the two side walls of the fixing member 2 facing each other, and the fixing member 2 can stably support the first socket 3 and the second socket 4, and the first socket 3 and the second socket 4 are respectively connected to the collection connection component, so that when the first socket 3 and the second socket 4 are connected to the outside, the external device connected to the first socket 3 and / or the second socket 4 can be connected to the FPC body 1. It should be noted that the first direction X is specifically the length direction of the FPC body 1.

[0095] Specifically, a bending connection portion 6 is provided at one end of the FPC body 1, preferably, the bending connection portion 6 is in the shape of a sheet or a plate, more preferably, the bending connection portion 6 and the FPC body 1 have an integral structure, the bending connection portion 6 is bent downward along the third direction Z, and the collection connection component is provided at the bending connection portion 6. It should be noted that the third direction Z is specifically the thickness direction of the FPC body 1.

[0096] Further, in this embodiment, the acquisition connection assembly includes a connection plate 12, a first mounting portion 501, and a second mounting portion 502, wherein the connection plate 12 is conductive, and one side of the connection plate 12 is connected to the bent connection portion 6. Preferably, the length of the connection plate 12 extends along the second direction Y, and the width of the connection plate 12 extends along the first direction X away from the bent connection portion 6. Preferably, both ends of the connection plate 12 distributed along the length direction thereof are folded toward one side of the socket assembly so that the first mounting portion 501 and the second mounting portion 502 are connected to the connection plate 12.

[0097] One end of the first mounting portion 501 is connected to the connecting plate 12, and the other end of the first mounting portion 501 extends downward along the third direction Z, and the first mounting portion 501 is in contact with one side surface of the fixed member 2, one end of the second mounting portion 502 is connected to the connecting plate 12, and the other end of the second mounting portion 502 extends downward along the third direction Z. The first mounting portion 501 and the second mounting portion 502 have the same structure, and the two are opposite to each other and are arranged in parallel and spaced apart. The fixed member 2 is in the shape of a plate, and the length of the fixed member 2 extends along the third direction Z. The fixed member 2 is arranged between the first mounting portion 501 and the second mounting portion 502. The first socket 3 is arranged on a side of the first mounting portion 501 away from the fixed member 2 and connected to the fixed member 2, and the second socket 4 is arranged on a side of the second mounting portion 502 away from the fixed member 2 and connected to the fixed member 2.

[0098] In this embodiment, preferably, the first socket 3 and the second socket 4 are arranged side by side along the second direction Y, so that the first socket 3 and the second socket 4 are arranged at the same end of the FPC body 1, thereby saving the space occupied by the first socket 3 and the second socket 4 in the battery pack, facilitating the layout, reducing the span of the acquisition line, and thus reducing the jumper length and usage of the acquisition line.

[0099] Preferably, the present embodiment also includes the support seat 7, the first fastener 8 and the second fastener 11 as in the above embodiment 1. For specific contents, reference may be made to the relevant contents in the above embodiment 1. The same contents will not be repeated here, and those skilled in the art can fully understand it.

[0100] Furthermore, the FPC assembly also includes a voltage collection component and a temperature collection component, wherein the number of the voltage collection components and the temperature collection components are preferably multiple, and the multiple voltage collection components are sequentially arranged at intervals along the first direction X on the side of the FPC body 1, and the multiple temperature collection components are also arranged at intervals along the first direction X on the side of the FPC body 1.

[0101] To summarize, the several FPC assemblies provided in the present application optimize the structure of the low-voltage collection interface of the FPC assembly, realize low voltage output through one end of the FPC assembly, and set two or more low-voltage sockets side by side at one end of the FPC assembly in an integrated manner, thereby saving the space occupied by multiple low-voltage sockets. Compared with the traditional low-voltage output method at both ends, it also reduces the length and amount of the low-voltage collection line, and effectively solves the problem that the existing CCS assembly has insufficient low-voltage output space at one end and needs to output low voltage at both ends, which will increase costs.

[0102] Second, see Figure 8 As shown, an embodiment of the present application further provides a battery pack, comprising the FPC assembly described in any of the above embodiments, and thus having all the beneficial technical effects of the FPC assembly, which will not be described in detail herein.

[0103] Furthermore, the battery pack also includes a box body 9, a battery module 10 and a battery management unit 13, wherein the battery module 10, the battery management unit 13 and the above-mentioned FPC assembly are all arranged in the box body 9, and the battery management unit 13 is located on one side of the battery module 10.

[0104] Further, there are multiple FPC assemblies, each of which has a length extending along the length direction of the box 9, and multiple FPC assemblies are arranged in the box 9 along the second direction Y at intervals, and each FPC assembly is connected to the battery module 10, so as to collect data from the battery module 10. Each FPC assembly is electrically connected to the battery management unit 13, so as to transmit the collected results to the battery management unit 13.

[0105] In summary, the battery pack provided in the present application effectively reduces the space occupied by the low-voltage socket, and also reduces the amount of collection wiring harnesses and the jumper length, which can not only reduce the production cost of the battery pack, but also help to improve the safety of the battery pack.

[0106] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit it. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An FPC assembly, characterized in that: include: An FPC body (1), wherein one end of the FPC body (1) along a first direction (X) is provided with a collection connection component; A fixing component (2), wherein the fixing component (2) is arranged on the collection connection component; A socket assembly is electrically connected to the FPC body (1) through the acquisition connection assembly, the socket assembly at least comprising a first socket (3) and a second socket (4) arranged opposite to the first socket (3) and spaced apart from the first socket (3), the first socket (3) and the second socket (4) being arranged on opposite sides of the fixing member (2) and connected to the acquisition connection assembly.

2. The FPC assembly according to claim 1, characterized in that: The FPC body (1) is provided with a bent connection portion (6) extending downwardly along a third direction (Z), and the collection connection component is provided on the bent connection portion (6).

3. The FPC assembly according to claim 2, characterized in that: The acquisition connection component includes: A first mounting portion (501), the first mounting portion (501) being connected to the bent connecting portion (6) and extending along the first direction (X) toward a side away from the FPC body (1); a first connecting portion (504), one end of the first connecting portion (504) being connected to the first mounting portion (501) along the second direction (Y), and the first connecting portion (504) extending upward along the third direction (Z); a second mounting portion (502), the second mounting portion (502) being connected to the other end of the first connecting portion (504) and extending along the first direction (X) toward a side close to the FPC body (1), so that the second mounting portion (502) and the first mounting portion (501) are arranged parallel to each other and spaced apart from each other; The fixing member (2) is arranged between the first mounting portion (501) and the second mounting portion (502); the first socket (3) is arranged on the first mounting portion (501) and connected to the fixing member (2); and the second socket (4) is arranged on the second mounting portion (502) and connected to the fixing member (2).

4. The FPC assembly according to claim 2, characterized in that: The acquisition connection component includes: A first mounting portion (501), the first mounting portion (501) being connected to the bent connecting portion (6) and extending along the first direction (X) toward a side away from the FPC body (1); a first connecting portion (504), one end of the first connecting portion (504) being connected to the first mounting portion (501) along the first direction (X), and the first connecting portion (504) extending upward along the third direction (Z); A second mounting portion (502), the second mounting portion (502) being connected to the other end of the first connecting portion (504), and the second mounting portion (502) and the first mounting portion (501) being arranged in parallel and opposite to each other with a spacing therebetween; a second connecting portion (505), one end of which is connected to the first mounting portion (501) along the first direction (X) and is located on the opposite side of the first connecting portion (504), and the second connecting portion (505) extends downward along the third direction (Z); A third mounting portion (503), the third mounting portion (503) being connected to the other end of the second connecting portion (505), and the third mounting portion (503) and the first mounting portion (501) being arranged in parallel and opposite to each other with a spacing therebetween; The fixing member (2) comprises a first fixing member (201) and a second fixing member (202); the first fixing member (201) is arranged between the first mounting portion (501) and the second mounting portion (502); the first socket (3) is arranged on the first mounting portion (501) and connected to the first fixing member (201); the second fixing member (202) is arranged between the second mounting portion (502) and the third mounting portion (503); the second socket (4) is arranged on the third mounting portion (503) and connected to the second fixing member (202).

5. The FPC assembly according to claim 3 or 4, characterized in that: The first socket (3) and the second socket (4) are arranged side by side along the third direction (Z).

6. The FPC assembly according to claim 3, characterized in that: The acquisition connection component includes: a connecting plate (12), the connecting plate (12) being connected to the bent connecting portion (6) and extending along the first direction (X) toward a side away from the FPC body (1); a first mounting portion (501), the first mounting portion (501) being connected to the connecting plate (12) and extending downwardly along the third direction (Z); a second mounting portion (502), the second mounting portion (502) being connected to the connecting plate (12) and extending downward along the third direction (Z), and the second mounting portion (502) and the first mounting portion (501) being arranged in parallel and opposite to each other with a spacing therebetween; The fixing member (2) is arranged between the first mounting portion (501) and the second mounting portion (502) along the third direction (Z); The first socket (3) is arranged on the first mounting portion (501) and connected to the fixing member (2), and the second socket (4) is arranged on the second mounting portion (502) and connected to the fixing member (2); The first socket (3) and the second socket (4) are distributed side by side along the second direction (Y).

7. The FPC assembly according to claim 1, characterized in that: The FPC assembly also includes: A support seat (7), the support seat (7) being arranged on the collection connection assembly and abutting against the first socket (3) or the second socket (4); A first fastener (8), the first fastener (8) being arranged on the support seat (7), the first fastener (8) being connected to a designated position for mounting the FPC assembly; A second fastener (11), the second fastener (11) is arranged on the support seat (7), and the second fastener (11) passes through the acquisition connection assembly and the fixing member (2) to connect the acquisition connection assembly, the fixing member (2) and the support seat (7).

8. The FPC assembly according to claim 7, characterized in that: The support seat (7) comprises: A bottom wall portion (701), the bottom wall portion (701) being provided with at least one supporting protrusion (704) abutting against the first socket (3) or the second socket (4); A side wall portion (702), the side wall portion (702) being connected to the bottom wall portion (701) at an angle; A fixing portion (703), the fixing portion (703) being connected to the side wall portion (702) at an angle, the second fastener (11) being arranged on a side of the fixing portion (703) facing the collection connection assembly, and the first fastener (8) being arranged on a side of the fixing portion (703) away from the second fastener (11).

9. The FPC assembly according to claim 1, characterized in that: The FPC assembly also includes: A voltage collection component and a temperature collection component, wherein a plurality of the voltage collection components and a plurality of the temperature collection components are arranged on the FPC body (1).

10. A battery pack, characterized in that: The FPC assembly comprising any one of claims 1 to 9, wherein the battery pack further comprises: Box body (9); A battery module (10), wherein the battery module (10) is arranged in the box (9); A battery management unit (13), the battery management unit (13) being arranged in the box (9) and located on one side of the battery module (10); There are multiple FPC assemblies, and the multiple FPC assemblies are connected to the battery module (10), and the socket component of the FPC assembly is electrically connected to the battery management unit (13).

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