CN211295218U

CN211295218U - Battery pack module

Info

Publication number: CN211295218U
Application number: CN202020145973.5U
Authority: CN
Inventors: 李永通; 周凌; 李传贵; 敖长宣
Original assignee: Zhuhai Kechuang Power Electronics Co ltd
Current assignee: Zhuhai Kechuang Power Electronics Co ltd
Priority date: 2020-01-22
Filing date: 2020-01-22
Publication date: 2020-08-18
Anticipated expiration: 2030-01-22

Abstract

The utility model relates to an energy memory technical field, in particular to battery pack module, it includes: the insulation partition board is provided with a plurality of mounting grooves; the battery cores are correspondingly arranged on the mounting grooves; the parallel aluminum bars can be connected with the same electrode ends of a plurality of battery cells in parallel to assemble battery components, and a plurality of battery components can be placed on the insulating partition boards; the series aluminum bar is used for connecting two adjacent battery assemblies in series; the utility model discloses set up a plurality of mounting groove on insulating barrier, in the mounting groove was put into to electric core, the parallelly connected aluminium row of rethread was connected and is formed battery pack, and a plurality of battery pack establishes ties through the series connection aluminium row and constitutes battery pack module, and wherein the quantity of electric core can be decided according to the actual demand, and battery pack's quantity also can be decided according to the actual demand, has simple structure, and specification capacity can be according to actual adjustment, extensive applicability's advantage.

Description

Battery pack module

Technical Field

The utility model relates to an energy memory technical field, in particular to battery pack module.

Background

Under the large background that the new energy industry is exponentially increased, the energy storage technology of the lithium battery is mature day by day, and the problems of complex structure, dead capacity assembly, complex assembly mode and the like exist in the conventional battery pack.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a battery pack module, its simple structure can assemble the quantity of electric core according to actual need, extensive applicability.

According to the utility model discloses a battery pack module of first aspect embodiment, include: the insulation partition board is provided with a plurality of mounting grooves; the battery cores are correspondingly arranged on the mounting grooves; the parallel aluminum bars can be connected with the same electrode ends of a plurality of battery cells in parallel to assemble battery components, and a plurality of battery components can be placed on the insulating partition boards; and the series aluminum bar is used for connecting two adjacent battery assemblies in series.

According to the utility model discloses battery pack module has following beneficial effect at least: the utility model discloses set up a plurality of mounting groove on insulating barrier, in the mounting groove was put into to electric core, the parallelly connected aluminium row of rethread was connected and is formed battery pack, and a plurality of battery pack establishes ties through the series connection aluminium row and constitutes battery pack module, and wherein the quantity of electric core can be decided according to the actual demand, and battery pack's quantity also can be decided according to the actual demand, has simple structure, and specification capacity can be according to actual adjustment, extensive applicability's advantage.

According to the utility model discloses a some embodiments, be provided with terminal and a plurality of connecting portion, a plurality of on the parallelly connected aluminium row connecting portion and a plurality of same electrode terminal electricity of electricity core is connected.

According to some embodiments of the present invention, the series aluminum row is disposed on the terminal and is fixedly connected to the terminal through the locking nut.

According to the utility model discloses a some embodiments still include the collection board, it establishes to gather the board lid battery pack's upper end, it is used for the centre gripping to be provided with on the board to gather the claw of parallelly connected aluminium row.

According to the utility model discloses a some embodiments, parallelly connected aluminium is arranged including main junction plate and vice connecting plate, the terminal sets up on the vice connecting plate, be provided with on the main junction plate and hold the through-hole that the terminal passed, the claw joint main junction plate, the terminal passes in proper order main junction plate and claw to it is fixed through lock nut main junction plate with vice connecting plate.

According to some embodiments of the utility model, insulating barrier has the correspondence to set up two of battery pack upper and lower extreme, and two insulating barrier passes through the locking bolt rigid coupling in order to compress tightly battery pack.

According to the utility model discloses a some embodiments still include the handle, the both ends difference fixed mounting of handle is two on insulating barrier's same side.

According to some embodiments of the utility model, still include the top cap, the top cap sets up battery pack's upper end and with insulating barrier fixed connection.

According to some embodiments of the utility model, the mounting groove fretwork sets up.

According to the utility model discloses a some embodiments still include the tray, the tray with insulating barrier passes through insulating supporting legs and connects.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an exploded view of a battery pack module according to an embodiment of the present invention;

fig. 2 is an assembly view of a battery pack module according to an embodiment of the present invention;

fig. 3 is an exploded view of the parallel aluminum row of the present invention.

Wherein: a tray 100; an insulating spacer 200; an electric core 300; parallel connection of the aluminum rows 400; the aluminum rows 500 are connected in series; a collection plate 600; a handle 700; a top cover 800; a lock nut 900; a mounting groove 201; insulating support legs 202; a claw 601 main connection plate 401; a sub-connection plate 402; a post 403; a connecting portion 404.

Detailed Description

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

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of 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 thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, a battery pack module includes at least one insulating partition 200, where the insulating partition 200 is provided with a plurality of mounting grooves 201, and the mounting grooves 201 can be used for placing battery cells 300, specifically, the mounting grooves 201 are arranged side by side on the insulating partition 200, and a plurality of battery cells 300 are arranged on the mounting grooves 201 in the same direction, that is, positive terminals between two adjacent battery cells 300 are arranged side by side, and negative terminals are also arranged side by side, in this embodiment, a distance of a central axis between two adjacent mounting grooves 201 is greater than a thickness of one battery cell 300, which aims to ensure a certain cooling gap between two adjacent battery cells 300, and also avoid a touch accident of two adjacent battery cells 300 caused by shaking during transportation or installation and use, the positive terminals of the plurality of battery cells 300 are connected by parallel aluminum bars 400, and the negative terminals of the plurality of battery cells 300 are also connected by parallel aluminum bars 400, furthermore, the plurality of battery cells 300 may be connected in parallel, for convenience, the plurality of battery cells 300 connected in parallel are called a battery assembly, and a plurality of battery cells 300 may be connected in parallel to form a battery assembly according to actual needs so as to meet energy storage requirements, in this embodiment, four battery cells 300 are connected in parallel to form a battery assembly as an example, and three, five or other numbers of battery cells 300 may also be connected in parallel; two adjacent battery packs are connected in series through the series aluminum row 500, that is, the positive terminals and the negative terminals of the two adjacent battery packs are connected through the series aluminum row 500, and a plurality of battery packs can be connected in series according to actual needs to meet energy storage requirements.

In some embodiments, the parallel aluminum row 400 is provided with a terminal 403 and a plurality of connecting portions 404, the plurality of connecting portions 404 are electrically connected to the same electrode end of a plurality of battery cells 300 in the same battery assembly, that is, in one battery assembly, the plurality of connecting portions 404 of the parallel aluminum row 400 are respectively electrically connected to the same electrode end of a plurality of battery cells 300, in this embodiment, the connecting portions 404 are connected to the electrode ends of the battery cells 300 by welding, and they may also be fixed by clamping or fastening.

In some embodiments, the serial aluminum row 500 is disposed through the terminal 403 and is fixed by the locking nut 900, that is, the terminal 403 is provided with an external thread, and both ends of the serial aluminum row 500 are provided with through holes matched with the terminal 403, in this embodiment, there are at least two terminals 403 matched with the serial aluminum row 500 on the parallel aluminum row 400, which aims to ensure that the serial aluminum row 500 and the parallel aluminum row 400 are stably connected, that is, two battery assemblies are stably connected in series.

In some embodiments, the battery pack module further comprises a collecting plate 600, the collecting end on the collecting plate 600 is connected with the terminal 403 through a claw 601, the structure of the collecting plate 600 and the battery assembly is connected through a wire currently in a connecting mode, the wire of the battery pack is attractive in appearance and simple, the connecting structure between the battery assembly and the collecting plate 600 is simplified, the assembling efficiency is improved, and specifically, the claw 601 can be two connecting pieces horizontally extending outwards from the end face of the collecting plate 600, and the two connecting pieces are respectively arranged on the upper end face and the lower end face of the collecting plate 600.

In some embodiments, referring to fig. 3, the parallel aluminum row 400 includes a main connection board 401 and an auxiliary connection board 402, the auxiliary connection board 402 is provided with at least two terminals 403, three terminals are arranged side by side according to actual requirements in this embodiment, the main connection board 401 is provided with through holes for allowing the terminals 403 to pass through, the terminals 403 pass through the through holes from bottom to top, and are clamped on the main connection board 401, that is, one connecting piece of the claw 601 is arranged between the main connection board 401 and the auxiliary connection board 402, the other connecting piece is arranged on the main connection board 401 and is fixed with the main connection board 401 through a locking nut 900, of course, the claw 601 may also be arranged between the main connection board 401 and the auxiliary connection board 402 through one connecting piece, in other embodiments, the claw 601 is also provided with through holes for allowing the terminals 403 to pass through, and positioning between the collecting board 600 and the parallel aluminum row 400 is, further ensuring that the collection plate 600 is electrically connected with the parallel aluminum row 400; of course, the claw 601 may also be two connecting wires extending horizontally from one end surface of the collecting plate 600, and the terminal 403 may pass through the two connecting wires to stably connect the collecting plate 600 and the parallel aluminum row 400.

In some embodiments, referring to fig. 1, two insulating spacers 200 are correspondingly disposed at the upper end and the lower end of the battery assembly, and the two insulating spacers 200 can be fixedly connected by a locking bolt to tightly press the battery assembly, specifically, the battery cells 300 are disposed at intervals on the mounting groove 201 of one of the insulating spacers 200 to ensure that a cooling gap exists between the battery cells 300, the other insulating spacer 200 is covered at the upper end of the battery cell 300, at this time, the mounting groove 201 of the insulating spacer 200 is disposed corresponding to the upper end of the battery cell 300 to ensure that the cooling gap between the battery cells 300 is constant, thereby avoiding the occurrence of the phenomena of touching between the adjacent battery cells 300 during transportation or assembly, and the upper end and the lower end of the battery cell 300 are insulated at intervals by the two insulating spacers 200, so that the battery cells 300 do not need to separately perform insulating measures, thereby improving the assembly efficiency, simplifying the production process flow and reducing the, and the cooling effect of the battery cell 300 can be ensured.

In some embodiments, referring to fig. 1 and fig. 2, the battery pack module further includes a tray 100, the tray 100 is made of a rigid material, an insulating partition 200 is placed on the tray 100, and an end surface of the insulating partition 200, which is relatively close to the tray 100, is provided with an insulating support leg 202, the mounting groove 201 is hollowed out, so that a certain cooling gap is formed between the insulating partition 200 and the tray 100, heat emitted from the bottom of the battery cell 300 can be dissipated from the hollowed-out mounting groove 201 to the cooling gap between the insulating partition 200 and the tray 100, and a cooling effect of the bottom of the battery cell 300 is ensured; in other embodiments, the insulating support legs 202 are disposed in a hemispherical shape, and the tray 100 is provided with a groove having a diameter smaller than the maximum cross-sectional diameter of the insulating support legs 202, so that the insulating partition board 200 and the tray 100 can be positioned by the cooperation between the insulating support legs 202 and the groove; in other embodiments, the tray 100 and the insulating partition 200 can be fixedly installed by screwing, so that the rigidity of the battery pack module can be ensured, and the insulating property and the cooling effect of the battery pack module can also be ensured.

In some embodiments, referring to fig. 1 and 2, the battery pack module further includes a handle 700, wherein two ends of the handle 700 are respectively and fixedly installed on the same side surface of the two insulating partition boards 200, and the handle 700 can be fixed by connecting the two insulating partition boards 200 through threads, so as to facilitate transportation of the battery pack module, and when the battery pack module is assembled or disassembled for maintenance, the battery pack module can be pulled or pushed by the handle 700 to move horizontally, and the structural stability of the battery pack module when a pulling force or a pushing force is applied is ensured.

In some embodiments, referring to fig. 1 and 2, the battery pack module further includes a top cap 800 covering the upper end surface of the battery pack and fixedly coupled to the insulating spacer 200 at the upper end of the battery pack by screws.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. Battery pack module, its characterized in that includes:

the insulation partition board (200) is provided with a plurality of mounting grooves (201);

the battery cells (300) are correspondingly arranged on the mounting groove (201);

the parallel aluminum row (400) can be connected with the same electrode end of a plurality of battery cells (300) in parallel to assemble battery components, and a plurality of battery components can be placed on the insulating partition board (200);

a series aluminum row (500) for connecting two adjacent battery assemblies in series.

2. The battery pack module according to claim 1, wherein the parallel aluminum row (400) is provided with a terminal (403) and a plurality of connecting portions (404), and the plurality of connecting portions (404) are electrically connected with the same electrode end of the plurality of battery cells (300).

3. The battery pack module according to claim 2, wherein the series aluminum bars (500) are arranged on the binding posts (403) in a penetrating way and are fixedly connected through locking nuts (900).

4. The battery pack module according to claim 2, further comprising a collecting plate (600), wherein the collecting plate (600) is covered on the upper end of the battery assembly, and claw parts (601) for clamping the parallel aluminum bars (400) are arranged on the collecting plate (600).

5. The battery pack module according to claim 4, wherein the parallel aluminum row (400) comprises a main connecting plate (401) and an auxiliary connecting plate (402), the terminal (403) is arranged on the auxiliary connecting plate (402), a through hole for allowing the terminal (403) to pass through is formed in the main connecting plate (401), the claw part (601) is clamped with the main connecting plate (401), the terminal (403) sequentially passes through the main connecting plate (401) and the claw part (601), and the main connecting plate (401) and the auxiliary connecting plate (402) are fixed through a locking nut (900).

6. The battery pack module according to claim 1, wherein the insulating spacers (200) have two corresponding to the upper and lower ends of the battery pack, and the two insulating spacers (200) are fastened by locking bolts to press the battery pack.

7. The battery pack module according to claim 6, further comprising a handle (700), wherein two ends of the handle (700) are respectively and fixedly mounted on the same side surface of the two insulating partition plates (200).

8. The battery pack module according to claim 6, further comprising a top cover (800), wherein the top cover (800) is arranged at the upper end of the battery assembly and is fixedly connected with the insulating partition plate (200).

9. The battery pack module according to claim 1, wherein the mounting groove (201) is hollowed out.

10. The battery pack module according to claim 1, further comprising a tray (100), wherein the tray (100) is connected with the insulating partition plate (200) through an insulating support leg (202).