CN212725520U

CN212725520U - Pole group directly links busbar and lead acid battery

Info

Publication number: CN212725520U
Application number: CN202021057019.7U
Authority: CN
Inventors: 韩佳均; 侯国友; 赵刚
Original assignee: Anyang Meixing Energy Storage Co ltd
Current assignee: Anyang Meixing Energy Storage Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-03-16
Anticipated expiration: 2030-06-10

Abstract

A pole group direct-connection busbar and a lead-acid storage battery comprise a plurality of pole groups which are sequentially arranged from left to right, wherein each group is arranged in a single cell, the single cells are sequentially arranged from left to right to form C1, C2, C3, C4, C5 and C6, and the lead-acid storage battery also comprises a plurality of first rows, and the pole groups are directly connected in series; the lithium battery also comprises a second row body and a third row body, wherein the positive pole piece of the battery C is connected with a positive pole post through the second row body, and the negative pole piece of the battery C is connected with a negative pole post through the third row body; the first row body is set to be a cuboid block, blind holes are formed in the bottom face of the first row body at intervals, and the positive pole piece and the negative pole piece of the pole group are inserted into the blind holes and integrally welded with the blind holes. In a word, the utility model discloses reduce the waste of idle lead material, the cost is reduced, improved production efficiency, reduced the battery internal resistance, improved the battery performance, reduced the battery because of wear the wall to weld or stride the fault rate that the bridge welding quality problems arouses.

Description

Pole group directly links busbar and lead acid battery

Technical Field

The utility model relates to a lead acid battery production technical field, concretely relates to utmost point group directly links busbar and lead acid battery.

Background

The bus bar is an important component in the structure of the lead-acid storage battery, and plays indispensable roles of bus bar, current carrying, flow guiding, polar plate connection and the like in the charging and discharging processes of the battery. Each single cell of a bus bar of a traditional battery pole group is independent, a series circuit of the battery single cells is formed by connecting sheet parts in a wall-penetrating welding or bridge-spanning mode, the sheet parts only have a flow guiding effect in the battery charging and discharging process, do not generate a positive effect on charge migration, belong to reactive accessories, occupy lead alloy weight in each battery to reach 450 g-650 g, the material cost is about 9-14 RMB, the cost is high, the processing is not easy, meanwhile, the sheet parts can increase the internal resistance of the battery, the battery discharging performance is influenced to a certain extent, and the existing wall-penetrating welding and bridge-spanning welding modes are small in connecting area, not firm enough and easy to cause quality problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a utmost point group directly links busbar and lead acid battery reduces the waste of idle plumbous material, reduce cost, improvement production efficiency, reduces the battery internal resistance, improves the battery performance, reduces the fault rate that the battery arouses because of wall-piercing welding or cross the bridge and weld quality problems.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a pole group direct-connection busbar comprises a plurality of pole groups which are sequentially arranged from left to right, each pole group is arranged in a single cell, the single cells are sequentially arranged from left to right to form a group consisting of C1, C2, C3, C4, C5 and C6, and positive and negative pole pieces corresponding to the pole groups are led out of the upper end of each single cell; the negative pole piece of the C1 and the positive pole piece of the C2 are connected through one of the first rows, the negative pole piece of the C2 and the positive pole piece of the C3 are connected through one of the first rows, the negative pole piece of the C3 and the positive pole piece of the C4 are connected through one of the first rows, the negative pole piece of the C4 and the positive pole piece of the C5 are connected through one of the first rows, and the negative bus bar of the C5 and the positive bus bar of the C6 are connected through one of the first rows, so that a plurality of pole groups are directly connected in series; the lithium battery also comprises a second row body and a third row body, wherein the positive pole piece of the battery C is connected with a positive pole post through the second row body, and the negative pole piece of the battery C is connected with a negative pole post through the third row body; the first row body sets up to the cuboid block, the interval is provided with the blind hole on the bottom surface of first row body, the blind hole is the rectangular hole, positive, negative pole piece of utmost point crowd all insert in the blind hole and with blind hole integrated weld shaping.

Further, the blind hole is the shoulder hole, the blind hole is supreme first spacing hole and the spacing hole of second of being in proper order down from the follow, the positive and negative pole piece of utmost point group is the echelonment setting and from last to down in proper order for with first spacing hole insert join in marriage the first stopper that sets up, with the spacing hole of second is inserted and is joined in marriage the second stopper that sets up.

Further, the second row, the first row between C and C, and the third row are co-planar and co-linear disposed, and the first row between C and C, and the first row between C and C are co-planar and co-linear disposed.

Further, the length of the first row body is 5-8 mm, and the width of the first row body is 10-20 mm.

Further, the upper side of the cross section of the first row body along the vertical direction is arc-shaped.

A lead-acid storage battery comprises the pole group direct-connection bus bar.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses just, negative pole piece realizes integrative welding through first row body between a plurality of simple lattices in the manufacturing process, integrative entering groove, it welds and strides the bridge welding to no longer use the piece part to wear the wall, the waste of idle lead material has been reduced, reduce spare part and reduce quality problem emergence point, the repeated action of manufacturing link has been reduced and the production link and corresponding production energy consumption and the manual work of reducing at least more than 2 in the whole production process of battery have an important meaning to reduce cost, improve production efficiency, simultaneously, the battery internal resistance has been reduced to a certain extent, the battery performance has been improved, the fault rate of battery because of crossing the wall and welding or striding the bridge welding quality problem is reduced; the positive and negative pole pieces of the pole group are inserted into the blind holes and are integrally welded with the blind holes, so that the connection area of the positive and negative pole pieces of the pole group and the first row body is increased, the conductivity and the connection strength are improved, and the service life of the battery is prolonged. In a word, the utility model discloses reduce the waste of idle lead material, the cost is reduced, improved production efficiency, reduced the battery internal resistance, improved the battery performance, reduced the battery because of wear the wall to weld or stride the fault rate that the bridge welding quality problems arouses.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of a first row of bodies according to the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure: 1. the first row of bodies, 101, blind hole, 1011, first spacing hole, 1012, the spacing hole of second, 2, utmost point group, 3, anodal utmost point post, 4, negative pole utmost point post, 5, the second row of bodies, 6, the third row of bodies, 7, the pole piece, 701, first stopper, 702, second stopper.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Example (b):

as shown in fig. 1, fig. 2 and fig. 3, the utility model provides a utmost point crowd directly links busbar, include a plurality of utmost point crowd 2 that set gradually from a left side to the right side, every crowd 2 all sets up in solitary cell, and a plurality of cells set gradually to the right side from a left side to C1, C2, C3, C4, C5 and C6, and positive, negative pole piece that correspond with utmost point crowd is all drawn forth to the upper end of every cell.

The multi-electrode-group lithium ion battery further comprises a plurality of first rows 1, a negative electrode piece of C1 is connected with a positive electrode piece of C2 through one of the first rows 1, a negative electrode piece of C2 is connected with a positive electrode piece of C3 through one of the first rows 1, a negative electrode piece of C3 is connected with a positive electrode piece of C4 through one of the first rows 1, a negative electrode piece of C4 is connected with a positive electrode piece of C5 through one of the first rows 1, a negative bus bar of C5 is connected with a positive bus bar of C6 through one of the first rows 1, so that a plurality of electrode groups 2 are directly connected in series, and the multi-electrode-group lithium ion battery further comprises a second row 5 and a third row 6, the positive electrode piece of C1 is connected with a positive electrode post 3 through the second row 5, and the negative electrode piece of C6 is connected with a negative electrode post 4 through the third row.

The first row body 1 is set to be a cuboid block, blind holes 101 are arranged on the bottom surface of the first row body 1 at intervals, the blind holes 101 are rectangular holes, positive and negative pole pieces of the pole group 2 are inserted into the blind holes 101 and are integrally welded with the blind holes 101, positioning during welding is convenient, processing is convenient, the connecting area of the positive and negative pole pieces of the pole group and the first row body is increased, conductivity and connecting strength are improved, service life of a battery is prolonged, furthermore, the blind holes 101 are stepped holes, the blind holes 101 are sequentially provided with a first limiting hole 1011 and a second limiting hole 1012 from bottom to top, the positive and negative pole pieces of the pole group 2 are both in a stepped arrangement and sequentially provided with a first limiting block 701 inserted into the first limiting hole 1011 and a second limiting block 702 inserted into the second limiting hole 1012, the first limiting block 701 is inserted into the first limiting hole 1011 and then limited by the second limiting block 702 during processing, the insertion is convenient, the positioning is simple, and the subsequent processing is convenient.

Further, the second row 5, the first row 1 between C2 and C3, the first row 1 between C4 and C5, and the third row 6 are co-planar and co-linear, the first row 1 between C1 and C2, the first row 1 between C3 and C4, and the first row 1 between C5 and C6 are co-planar and co-linear, so that the pole groups are aligned and the subsequent welding process is facilitated.

In the embodiment, the length of the first row body 1 is 5-8 mm, and the width of the first row body is 10-20 mm, so that the lead-acid storage battery is suitable for different types of lead-acid storage batteries.

When in actual use, the near electric current of positive, negative pole piece of utmost point group 2 is great, and the first row of body 1 is the arc along the last side of the cross section of vertical direction for 1 lower part of the first row of body is bulky, and the upper portion is small, and the lower part of being convenient for is electrically conductive with the place that the positive, negative pole piece of utmost point group 2 is connected, and the upper portion is small can reduce the consumption of raw materials, practices thrift manufacturing cost, also is convenient for add the man-hour drawing of patterns, improves production efficiency.

A lead-acid storage battery comprises the pole group direct-connection bus bar.

The utility model provides a pair of polar group directly links busbar, in the in-service use process, in the production manufacturing process between a plurality of simple lattices just, negative pole piece realizes integrative welding through first volleyball 1, integrative entering groove, no longer use piece part to wear wall welding and stride bridge welding, the waste of idle lead material has been reduced, spare part reduction quality problems emergence point has been reduced, the repetitive motion of manufacturing link has been reduced and at least more than 2 production links and corresponding production energy consumption and manual work in the whole production process of battery have been reduced, to reduce cost, it is significant to improve production efficiency, and simultaneously, the internal resistance of battery has been reduced to a certain extent, the battery performance has been improved, the fault rate that the battery arouses because of wearing wall welding or striding bridge welding quality problems has been reduced, polar group 2 is just, negative pole piece all inserts in blind hole 101 and with blind hole 101 integrated into one piece welded shaping, the positive of polar group 2 has been increased, The connecting area of the negative pole piece and the first row body 1 improves the conductivity and the connecting strength, and the service life of the battery is prolonged. In a word, the utility model discloses reduce the waste of idle lead material, the cost is reduced, improved production efficiency, reduced the battery internal resistance, improved the battery performance, reduced the battery because of wear the wall to weld or stride the fault rate that the bridge welding quality problems arouses.

The principle and the embodiment of the present invention have been explained by using specific examples, and the description of the above embodiments is only used to help understand the method and the core idea of the present invention, it should be pointed out that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and these modifications and modifications also fall into the protection scope of the claims of the present invention.

Claims

1. A pole group direct-connected bus is characterized in that: the multi-cell-type lithium battery comprises a plurality of pole groups (2) which are sequentially arranged from left to right, wherein each group (2) is arranged in a single cell, the plurality of cells are sequentially arranged into C1, C2, C3, C4, C5 and C6 from left to right, and positive and negative pole pieces corresponding to the pole groups are led out of the upper end of each cell; the plurality of first banks (1) are further included, the negative pole piece of the C1 is connected with the positive pole piece of the C2 through one of the first banks (1), the negative pole piece of the C2 is connected with the positive pole piece of the C3 through one of the first banks (1), the negative pole piece of the C3 is connected with the positive pole piece of the C4 through one of the first banks (1), the negative pole piece of the C4 is connected with the positive pole piece of the C5 through one of the first banks (1), and the negative bus bar of the C5 is connected with the positive bus bar of the C6 through one of the first banks (1), so that the plurality of pole groups (2) are directly connected in series; the lithium battery also comprises a second row body (5) and a third row body (6), wherein the positive pole piece of the C1 is connected with a positive pole post (3) through the second row body (5), and the negative pole piece of the C6 is connected with a negative pole post (4) through the third row body (6); the utility model discloses a cathode plate, including first row body (1), blind hole (101) are provided with the interval on the bottom surface of first row body (1), blind hole (101) are the rectangular hole, the positive and negative pole piece of utmost point group (2) all insert in blind hole (101) and with blind hole (101) integrated weld shaping.

2. The pole group direct bus of claim 1, wherein: blind hole (101) are the shoulder hole, blind hole (101) are supreme first spacing hole (1011) and the spacing hole of second (1012) in proper order down from down, the positive and negative pole piece of utmost point group (2) is the echelonment setting and from last to down in proper order be with first spacing hole (1011) are inserted and are joined in marriage first stopper (701) that set up, with the spacing hole of second (1012) are inserted and are joined in marriage second stopper (702) that set up.

3. The pole group direct bus of claim 1, wherein: the second bank (5), the first bank (1) between C2 and C3, the first bank (1) between C4 and C5, and the third bank (6) are arranged co-planar and co-linear, the first bank (1) between C1 and C2, the first bank (1) between C3 and C4, and the first bank (1) between C5 and C6 are arranged co-planar and co-linear.

4. The pole group direct bus of claim 1, wherein: the first row body (1) is 5-8 mm in length and 10-20 mm in width.

5. The pole group direct bus of claim 1, wherein: the upper side of the cross section of the first row body (1) along the vertical direction is arc-shaped.

6. A lead-acid battery, characterized in that: comprises the polar group direct-connected bus as claimed in any one of claims 1 to 5.