CN217281004U

CN217281004U - Lithium ion battery assembles PACK structure

Info

Publication number: CN217281004U
Application number: CN202122933036.3U
Authority: CN
Inventors: 陶德华; 范海明; 黄青山
Original assignee: Changxing Deli Technology Co ltd
Current assignee: Changxing Deli Technology Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-08-23
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a lithium ion battery assembles PACK structure aims at providing a simple operation's lithium ion battery assembles PACK structure. It includes BMS mounting panel and a plurality of nickel piece, one side of BMS mounting panel is equipped with a plurality of evenly distributed's battery slot, the bottom center of battery slot is equipped with the through-hole, a plurality of battery slot falls into a plurality of groups and a plurality of nickel piece one-to-one's slot group along the length direction of BMS mounting panel, the homogeneous phase intercommunication just constitutes jointly with corresponding nickel piece assorted embedded groove between every adjacent two through-holes in bottom of slot group, the embedded groove is located the corresponding opposite side of BMS mounting panel, be fixed with utmost point ear on the nickel piece, the corresponding opposite side edge of BMS mounting panel is equipped with a plurality of and utmost point ear assorted logical groove, it is linked together with the embedded groove to lead to the groove. The utility model has the advantages that: the operation is simple; the use of flat cables is avoided, the safety performance is improved, and the comprehensive cost of production and manufacturing is reduced.

Description

Lithium ion battery assembles PACK structure

Technical Field

The utility model belongs to the technical field of the relevant technique of lithium cell and specifically relates to indicate a lithium ion battery equipment PACK structure.

Background

With the continuous development of technology, the battery field shows a trend of high-speed development, and the market competition of the battery will be more and more intense.

In the prior art, to 18650 lithium ion battery equipment PACK structure, the winding displacement needs additionally to be used to original equipment support, and the fault rate is high, and the security is low. The production operation is more complicated, the error is easy to occur, and the comprehensive cost of production and manufacturing is higher. The originally matched flow guide nickel sheet is a nickel sheet without a tab, and the sampling line of the nickel sheet needs to be directly welded on the surface of the battery, so that the battery is easily thermally damaged.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome among the prior art lithium ion battery equipment complex operation not enough, provide an easy operation's lithium ion battery equipment PACK structure.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a lithium ion battery assembles PACK structure, it includes BMS mounting panel and a plurality of nickel piece, one side of BMS mounting panel is equipped with a plurality of evenly distributed's battery slot, the bottom center of battery slot is equipped with the through-hole, and a plurality of battery slot falls into a plurality of groups and a plurality of nickel piece one-to-one corresponding slot group along the length direction of BMS mounting panel, the homogeneous phase intercommunication just constitutes jointly with corresponding nickel piece assorted embedded groove between every adjacent two through-holes in bottom of slot group, the embedded groove is located the corresponding opposite side of BMS mounting panel, be fixed with utmost point ear on the nickel piece, the corresponding opposite side edge of BMS mounting panel is equipped with a plurality of and utmost point ear assorted logical groove, it is linked together to lead to groove and embedded groove.

Including BMS mounting panel and a plurality of nickel piece, one side of BMS mounting panel is equipped with a plurality of evenly distributed's battery slot, the bottom center of battery slot is equipped with the through-hole, and a plurality of battery slot falls into a plurality of groups and a plurality of nickel piece one-to-one's slot group along the length direction of BMS mounting panel, the homogeneous phase intercommunication just constitutes jointly between every adjacent two through-holes in bottom of slot group and corresponding nickel piece assorted embedded groove, the embedded groove is located the corresponding opposite side of BMS mounting panel, be fixed with utmost point ear on the nickel piece, the corresponding opposite side edge of BMS mounting panel is equipped with a plurality of and utmost point ear assorted logical groove, it is linked together with the embedded groove to lead to the groove. The design enables the BMS support plate to be of an integrated structure, a plurality of nickel sheets are embedded into corresponding embedded grooves on the BMS support plate and can be directly connected with lithium batteries in corresponding battery slots, and the lugs on the nickel sheets are embedded into corresponding through grooves and can be directly connected with corresponding sampling points on the BMS support plate, so that the purpose of simple operation is achieved, the use of wire arrangement is avoided, the potential safety hazards caused by extrusion, damage and the like of the wire arrangement are thoroughly eliminated, the safety performance is improved, and the comprehensive cost of production and manufacturing is reduced; meanwhile, the nickel sheet with the polar lug is adopted, the sampling line is not required to be directly welded on the surface of the battery, the thermal damage to the lithium battery is avoided, and the lithium battery is safer and more reliable.

As preferred, nickel piece and utmost point ear fixed connection just form an organic whole, and a plurality of nickel pieces are all inequality with the shape that utmost point ear on it constitutes, and a plurality of nickel pieces prevent makeing mistakes through spacing fixed with the help of specific structure, have and prevent slow-witted effect, reduce the artifical error that brings, all be equipped with battery socket with the corresponding position department of a plurality of through-hole on the nickel piece, the lithium cell tip be equipped with battery socket assorted bulge, be convenient for with the lithium cell in the battery socket pass through bulge and battery socket phase-match and nickel piece and directly realize the electricity and be connected, removed the use of winding displacement from.

Preferably, the through hole is circular, the center of the through hole and the center of the battery slot are on the same axis, and the battery socket corresponds to the center of the through hole. Because the center of the two poles of the lithium battery is the conductive part, the design is more favorable for the lithium battery to be communicated with a circuit through the battery socket and the nickel sheet, and is also favorable for the appearance.

Preferably, the edge of the BMS support plate is provided with a plurality of grooves communicated with the through grooves, and the grooves are communicated with the embedded grooves through the through grooves. Utmost point ear on the nickel piece is embedded into logical inslot and through the recess and the BMS mounting panel on corresponding sampling point lug connection, easy operation just removes the use of winding displacement from, does benefit to the improvement security performance.

Preferably, the number of the nickel sheets is five, the slot group is five, and the slot group comprises eight battery slots.

Preferably, the number of the nickel sheets is six, the slot groups are six, the slot groups at two ends of the BMS support plate respectively comprise four battery slots, and the rest of the slot groups comprise eight battery slots.

The utility model has the advantages that: the operation is simple; the flat cable is not used, the potential safety hazards caused by extrusion, damage and the like of the flat cable are thoroughly eliminated, the safety performance is improved, and the comprehensive cost of production and manufacturing is reduced; meanwhile, the nickel sheet with the polar lug is adopted, a sampling line is not required to be directly welded on the surface of the battery, so that the lithium battery is prevented from being thermally damaged, and the lithium battery is safer and more reliable; the plurality of nickel sheets are prevented from making mistakes by limiting and fixing with the help of a specific structure, so that the fool-proof effect is achieved, and errors caused by manual work are reduced; is good for beauty.

Drawings

Fig. 1 is a first embodiment of the present invention;

FIG. 2 is a front view of the first embodiment;

FIG. 3 is an opposite side view of FIG. 2;

FIGS. 4, 5, 6, 7 and 8 are corresponding nickel plates of the first embodiment;

fig. 9 shows a second embodiment of the present invention;

FIG. 10 is a front view of the second embodiment;

FIG. 11 is an opposite side view of FIG. 10;

fig. 12, fig. 13, fig. 14, fig. 15, fig. 16 and fig. 17 are nickel sheets according to the second embodiment.

In the figure: 1. the battery pack comprises a BMS support plate, 2 nickel sheets, 3 battery slots, 4 through holes, 5 battery sockets, 6 embedded grooves, 7 tabs, 8 through grooves and 9 grooves.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

In the embodiment shown in fig. 1-17, a lithium ion battery PACK packaging structure comprises a BMS support plate 1 and a plurality of nickel sheets 2, one side of the BMS support plate 1 is provided with a plurality of uniformly distributed battery slots 3, the bottom center of each battery slot 3 is provided with a through hole 4, the battery slots 3 are divided into a plurality of groups and a plurality of nickel sheets 2 one-to-one corresponding slot groups along the length direction of the BMS support plate 1, the two adjacent through holes 4 at the bottom of each slot group are communicated with each other in a homogeneous phase manner and jointly form an embedded slot 6 matched with the corresponding nickel sheet 2, the embedded slot 6 is positioned at the other side corresponding to the BMS support plate 1, the nickel sheets 2 are fixed with tabs 7, the edge at the other side corresponding to the BMS support plate 1 is provided with a plurality of through slots 8 matched with the tabs 7, and the through slots 8 are communicated with the embedded slots 6.

As shown in fig. 4 to 8 and fig. 12 to 17, the nickel sheets 2 are fixedly connected with the tabs 7 to form a whole, the shapes of the plurality of nickel sheets 2 and the tabs 7 thereon are different, and the positions of the nickel sheets 2 corresponding to the plurality of through holes 4 are provided with battery sockets 5.

As shown in fig. 1 to 3 and 9 to 11, the through hole 4 is circular, the center of the through hole 4 is coaxial with the center of the battery slot 3, and the battery socket 5 corresponds to the center of the through hole 4.

As shown in fig. 1 to 3 and 9 to 11, the edge of the BMS mounting plate 1 is provided with a plurality of grooves 9 communicating with the through grooves 8, and the grooves 9 communicate with the insertion grooves 6 through the through grooves 8.

As shown in fig. 1 to 8, the number of the nickel sheets 2 is five, and the slot group includes eight battery slots 3.

As shown in fig. 9 to 17, the number of the nickel plates 2 is six, the slot groups are six, the slot groups at both ends of the BMS support plate 1 include four battery slots 3, and the remaining slot groups include eight battery slots 3.

BMS mounting panel 1 formula structure as an organic whole imbeds corresponding embedded groove 6 on BMS mounting panel 1 with a plurality of nickel pieces 2, because the lithium cell tip be equipped with 5 assorted bulge of battery socket, so the lithium cell in battery slot 3 passes through bulge and 5 phase-matchs of battery socket and the direct realization electricity of nickel piece 2 and is connected, has removed the use of winding displacement from. Meanwhile, the tabs 7 on the nickel sheets 2 are embedded into the corresponding through grooves 8 and are directly connected with the corresponding sampling points on the BMS bracket plate 1 through the grooves 9, so that the aim of simple operation is fulfilled, the use of the flat cables is avoided, the potential safety hazards caused by the extrusion, damage and the like of the flat cables are thoroughly eliminated, the safety performance is improved, and the comprehensive cost of production and manufacturing is reduced; meanwhile, the nickel sheet 2 with the lug 7 is adopted, the sampling line is not required to be directly welded on the surface of the lithium battery, the lithium battery is prevented from being thermally damaged, and the lithium battery is safer and more reliable.

A plurality of nickel pieces 2 prevent making mistakes through spacing fixed with the help of specific structure, have and prevent slow-witted effect, reduce the error that the manual work brought.

Claims

1. A lithium ion battery assembled PACK structure is characterized by comprising a BMS support plate (1) and a plurality of nickel sheets (2), wherein a plurality of battery slots (3) which are uniformly distributed are arranged on one side of the BMS support plate (1), through holes (4) are formed in the center of the bottom of each battery slot (3), the battery slots (3) are divided into a plurality of groups along the length direction of the BMS support plate (1) and are in one-to-one correspondence with the nickel sheets (2), every two adjacent through holes (4) in the bottom of each group are communicated with each other and jointly form an embedded groove (6) matched with the corresponding nickel sheet (2), the embedded groove (6) is positioned on the other side corresponding to the BMS support plate (1), lugs (7) are fixed on the nickel sheets (2), a plurality of through grooves (8) matched with the lugs (7) are formed in the other side edge corresponding to the BMS support plate (1), the through groove (8) is communicated with the embedded groove (6).

2. The lithium ion battery PACK structure according to claim 1, wherein the nickel sheets (2) are fixedly connected with the tabs (7) to form a whole, the shapes of the plurality of nickel sheets (2) and the tabs (7) thereon are different, and the positions of the nickel sheets (2) corresponding to the plurality of through holes (4) are provided with battery sockets (5).

3. The lithium ion battery assembled PACK structure according to claim 2, wherein the through hole (4) is circular, the center of the through hole (4) is on the same axis with the center of the battery slot (3), and the battery socket (5) corresponds to the center of the through hole (4).

4. The lithium ion battery assembled PACK structure according to claim 1, wherein the edge of the BMS support plate (1) is provided with a plurality of grooves (9) communicated with the through grooves (8), and the grooves (9) are communicated with the embedded grooves (6) through the through grooves (8).

5. The lithium ion battery PACK structure according to claim 1, 2, 3 or 4, wherein the nickel sheet (2) has five pieces, the slot groups are five groups, and the slot groups comprise eight battery slots (3).

6. The lithium ion battery PACK structure according to claim 1, 2, 3 or 4, wherein the nickel sheet (2) has six blocks, the slot groups are six groups, the slot groups at two ends of the BMS support plate (1) respectively comprise four battery slots (3), and the rest of the slot groups comprise eight battery slots (3).