CN214477544U

CN214477544U - Prevent plumbous carbon battery utmost point crowd structure and plumbous carbon battery structure of antipole

Info

Publication number: CN214477544U
Application number: CN202120861089.6U
Authority: CN
Inventors: 杨少华; 方亮; 邵永刚; 何湖民
Original assignee: Anhui Accord Science And Technology Co ltd
Current assignee: Anhui Accord Science And Technology Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-10-22
Anticipated expiration: 2031-04-25

Abstract

A lead-carbon battery pole group structure and a lead-carbon battery structure for preventing reverse polarity belong to the technical field of lead-carbon batteries, wherein a positive lug is arranged at a position, which is away from one side of the upper end of a positive plate in the battery pole group structure, a negative lug is arranged at one side of the upper end of a negative plate, a plurality of overlapped positive lugs are welded and connected through a positive bus bar, and a plurality of overlapped negative lugs are welded and connected through a negative bus bar; lead carbon battery structure wherein, including above-mentioned battery utmost point crowd structure and battery case, arranged a plurality of battery utmost point crowd structure through striding bridge series welding in the battery case, the bridge orientation unanimity is striden to a plurality of every one side of battery case, and the bridge orientation is opposite striden of battery case both sides, the beneficial effects of the utility model are that, the utility model discloses a positive negative polar plate structural design of differentiation and the utmost point crowd structural design of non-axisymmetric can not only effectively avoid positive negative polar plate antipole problem, can avoid utmost point crowd antipole problem again, have reduced the defective rate and the disability rate of processing procedure, have reduced the processing procedure loss.

Description

Prevent plumbous carbon battery utmost point crowd structure and plumbous carbon battery structure of antipole

Technical Field

The utility model relates to a lead carbon battery technical field especially relates to a prevent lead carbon battery utmost point crowd structure and lead carbon battery structure of antipole.

Background

The lead carbon batteries with different capacities are formed by connecting pole plates with different numbers in parallel, and the lead carbon batteries with different voltages are formed by connecting monomer pole groups with different numbers in series. During production, a certain number of positive and negative electrode plates are matched and coated according to a ratio, the positive electrode plates and the negative electrode plates are respectively connected in parallel through welding to form electrode groups, the welded electrode groups are arranged in a battery shell, and adjacent electrode groups of multi-monomer lead-carbon batteries of 4V/6V/8V/12V and the like need to be connected in series and welded.

Because of adopting the internal formation production process, the colors of the positive and negative plates are not greatly different, the size difference is small, and the positive and negative plates are easy to be mixed to cause the plate reversal in the plate group matching process; because the pole group basically belongs to an axisymmetric structure, the pole group is easy to be reversed in the process of assembling the shell of the pole group. Because the internalization production process adopts the assembly of the uncharged green plates, other auxiliary detection equipment or a better detection means are not available except visual inspection for the problem of the reverse polarity, and therefore, the battery with the reverse polarity of the plates or the reverse polarity of the polar group cannot be avoided in the production.

The negative polarity of the polar plate in the matching process or the negative polarity of the polar group in the shell filling process has fatal influence on the performance of the lead-carbon battery. Most of the reverse-pole batteries are found during capacity detection and need to be scrapped; a small part of the reverse-pole batteries can be embodied in the using process of a client, and the whole set of batteries used by the client can be damaged and is more harmful.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a prevent plumbous carbon battery utmost point crowd structure and plumbous carbon battery structure of antipole adopts differential positive and negative polar plate structural design and non-axisymmetric utmost point crowd structural design, can avoid joining in marriage group in-process positive and negative polar plate antipole and income shell in-process utmost point crowd antipole problem through preventing slow-witted mode.

In order to achieve the above object, the present invention provides a technical solution for solving the technical problem: the anti-reverse-pole lead-carbon battery pole group structure comprises a plurality of positive plates, negative plates and separators, wherein the separators are arranged between every two adjacent positive plates and negative plates, a positive lug is arranged at a position, away from one side of the positive plate, of the upper end of each positive plate, a negative lug is arranged at one side of the upper end of each negative plate, or a negative lug is arranged at a position, away from one side of the negative plate, of the upper end of each negative plate, and a positive lug is arranged at one side of the upper end of each positive plate; the positive electrode lugs are connected in an overlapped mode through positive bus bars in a welded mode, and the negative electrode lugs are connected in an overlapped mode through negative bus bars in a welded mode.

Further, the distance between the positive tab and one side of the positive plate is less than half of the width of the positive plate, or the distance between the negative tab and one side of the negative plate is less than half of the width of the negative plate.

Further, the separator has a length and a width both greater than those of the electrode plate body of the positive or negative electrode plate.

The utility model provides a prevent plumbous carbon battery structure of antipole, includes battery utmost point crowd structure, still includes battery case, it is a plurality of to have arranged in the battery case battery utmost point crowd structure, through striding bridge series connection welding between the adjacent battery utmost point crowd structure, a plurality of bridge orientations of striding of each side of battery case are unanimous, just the bridge orientation of striding of battery case both sides is opposite.

Furthermore, two adjacent battery pole group structures are arranged side by side after being turned over end to end, and a positive bus bar of one battery pole group structure in the middle of the battery shell is connected with a negative bus bar of one adjacent battery pole group structure through bridge-spanning welding.

Further, the bridge spans on the positive bus bar and the negative bus bar of the battery pole group structure respectively face to two ends of the battery shell.

Furthermore, a positive bus bar of the battery pole group structure at one end of the battery shell is connected with a positive pole post, a negative bus bar of the battery pole group structure at the other end of the battery shell is connected with a negative pole post, and the positive pole post and the negative pole post are connected with an external circuit.

The utility model has the advantages that:

1. the utility model discloses an upper end at the positive plate sets up positive ear apart from one section distance department in its one side, set up the negative pole ear in negative plate upper end one side, or negative plate upper end sets up the negative pole ear apart from one section distance department in its one side, one side of positive plate upper end sets up positive ear, a plurality of positive plates, after negative plate and the overlapping arrangement of baffle, a plurality of positive ears overlap, a plurality of negative pole ears overlap, the asymmetric package assembly of utmost point ear has been formed, in case positive and negative polar plate confuses the device and reverses, the accessible range estimation discovers the utmost point ear at utmost point crowd both ends and has the condition of dislocation, and also can not block the welding that carries out positive busbar and negative busbar in the welding mould behind the utmost point ear dislocation, can judge the antipole condition of polar plate directly perceivedly, the loss that the back later stage emergence was scrapped or produced big dangerous accident and bring after having avoided the preparation to accomplish, the defective rate and the disability rate of processing procedure have been reduced.

2. The utility model discloses a with adjacent above-mentioned battery utmost point crowd structure head and the tail back through striding bridge series connection welding, make two adjacent battery utmost point crowd structure's positive busbar and the equal staggered arrangement of negative busbar, a plurality of bridge orientations of striding of each side of battery casing are unanimous, the bridge orientation of striding of battery casing both sides is opposite, make a plurality of battery utmost point crowd structure form non-axisymmetric arrangement structure, when the condition of antipole appears in battery utmost point crowd structure, the position of positive busbar or negative busbar wherein changes, the direction of striding the bridge also changes, can quick check the antipole's of utmost point crowd condition through the range estimation, the loss that the later stage emergence battery was scrapped or produced big dangerous accident and was brought has been avoided, the defective rate and the disability rate of processing procedure have been reduced.

To sum up, the utility model discloses a positive negative plate structural design and the polar group structural design of non-axisymmetric of differentiation can not only effectively avoided lead-carbon battery polar group to join in marriage the negative and positive polar plate problem of group in-process, can avoid the battery polar group to adorn the negative problem of in-process polar group again, has reduced the defective rate and the disability rate of processing procedure, has reduced the processing procedure loss.

Drawings

The contents of the various figures of the specification and the labels in the figures are briefly described as follows:

fig. 1 is a schematic structural view of a battery plate group structure of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic structural view of the positive plate of FIG. 1;

FIG. 4 is a schematic diagram showing the structure of FIG. 1 in the case of the plate reversal;

FIG. 5 is a schematic structural view of another case in which the plate reversal occurs in FIG. 1;

fig. 6 is a schematic structural diagram of a lead-carbon battery structure according to the present invention;

FIG. 7 is a schematic diagram of the structure of FIG. 6 showing the pole group reversal;

the labels in the above figures are: 1. the battery comprises a positive plate, 11 positive lugs, 2 negative plates, 21 negative lugs, 3 separators, 4 positive busbars, 5 negative busbars, 6 battery shells, 7 bridging bridges, 8 positive posts and 9 negative posts.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do 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, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses specific embodiment does: as shown in fig. 1 to 3, an anti-reverse-polarity lead-carbon battery electrode group structure comprises a plurality of positive electrode plates 1, negative electrode plates 2 and separators 3, wherein the separators 3 are arranged between every two adjacent positive electrode plates 1 and negative electrode plates 2, a positive electrode tab 11 is arranged at a position, which is a distance away from one side, of the upper end of each positive electrode plate 1, a negative electrode tab 21 is arranged at one side of the upper end of each negative electrode plate 2, or the upper end of the negative plate 2 is provided with a negative lug 21 at a distance from one side thereof, one side of the upper end of the positive plate 1 is provided with a positive lug 11, not shown in the figure, taking the positive tab 11 disposed at a distance from one side of the upper end of the positive plate 1 and the negative tab 21 disposed at one side of the upper end of the negative plate 2 as an example, the positive tabs 11 and the negative tabs 21 are respectively overlapped to form an assembly structure with asymmetric tabs, once the positive and negative plates are assembled together, as shown in fig. 3 and 5, the misalignment of the tabs at the both ends of the electrode group can be visually observed. And a plurality of positive ears 11 that overlap link to each other through positive busbar 4 welding, and a plurality of negative ears 21 that overlap link to each other through negative busbar 5 welding, and positive and negative polar plate is confused and is adorned the lug dislocation behind the anti-way, consequently also can not block and carry out the welding of positive busbar 4 and negative busbar 5 in the welding mould, can judge the condition of polar plate antipole directly perceivedly, has avoided the post emergence after the preparation to scrap or produce the loss that big dangerous accident brought, has reduced the defective rate and the disability rate of processing procedure.

Specifically, as shown in fig. 3, the distance between the positive tab 11 and one side of the positive plate 1 is less than half of the width of the positive plate 1, so that two sides of the positive plate 1 can be identified, and if the positive plates 1 are repeatedly placed, the two positive tabs 11 of the two stacked positive plates 1 may be dislocated, which is convenient for visual observation, as shown in fig. 5, but of course, the above arrangement may provide enough space for the connection between the positive bus bar 4 and the negative bus bar 5 between the two adjacent battery pole group structures. Of course, the distance between the negative electrode tab 21 and one side of the negative electrode plate 2 may be less than half the width of the negative electrode plate 2, which produces the same effect as above.

Specifically, as shown in fig. 1, the length and width of the separator 3 are greater than those of the electrode body of the positive electrode plate 1 or the negative electrode plate 2, the separator 3 serves as an insulator, and both sides of the separator 3 are in contact with the battery case 6 after the wrapping is completed, so that the situation that the positive electrode plate 1 or the negative electrode plate 2 is in contact with the battery case 6 to cause abrasion deformation of the positive electrode plate 1 or the negative electrode plate 2 is avoided.

As shown in fig. 6, an anti-reverse-polarity lead-carbon battery structure comprises the above battery electrode group structure, and further comprises a battery case 6, wherein a plurality of battery electrode group structures are arranged in the battery case 6, because the distance between the positive tab 11 and one side of the positive plate 1 in the above battery electrode group structure is less than half of the width of the positive plate 1, two adjacent battery electrode group structures are arranged side by side after being turned over end to end, and after the positive bus bar 4 and the negative bus bar 5 between two adjacent battery electrode group structures are welded in series through a bridge 7, the positive bus bar 4 and the negative bus bar 5 of two adjacent battery electrode group structures are arranged in a staggered manner, so that a plurality of bridges 7 on each side of the battery case 6 face in the same direction, and the bridges 7 on two sides of the battery case 6 face in opposite directions, so that the plurality of battery electrode group structures form a non-axisymmetric arrangement structure. When the battery pole group structure has the condition of the reverse pole, as shown in fig. 7, the position of the positive bus bar 4 or the negative bus bar 5 changes, the direction of the bridge is changed, the reverse pole condition of the pole group can be quickly checked through visual inspection, certainly, the contact detection equipment can also pass through the existing contact detection equipment, two probes are arranged on the contact detection equipment, the distance between the two probes is equal to the distance between the positive bus bar 4 and the negative bus bar 5 on the two adjacent battery pole group structures, if the pole group reverse pole condition occurs, one probe can not contact the positive bus bar 4 or the negative bus bar 5 after the reverse pole, the contact detection equipment can send out an alarm prompt to indicate the reverse pole of the pole group, the loss caused by the rejection of the battery or the large dangerous accident in the later period is avoided, and the reject ratio of the manufacturing process are reduced.

Specifically, as shown in fig. 6, the bridges 7 on the positive busbar 4 and the negative busbar 5 of the battery pole group structure face the two ends of the battery case 6 respectively, so that the bridges 7 on the two sides of the battery case 6 face oppositely, and the condition of the pole group opposite poles can be visually observed conveniently.

Specifically, as shown in fig. 6, a positive bus bar 4 of one battery electrode group structure in the middle of the battery case 6 is connected with a negative bus bar 5 of an adjacent battery electrode group structure through a bridge 7 by welding, a positive post 8 is connected to the positive bus bar 4 of the battery electrode group structure at one end of the battery case 6, a negative post 9 is connected to the negative bus bar 5 of the battery electrode group structure at the other end of the battery case 6, and the positive post 8 and the negative post 9 are connected to an external circuit, so that power supply for a power-consuming device is realized.

The foregoing is merely illustrative of some of the principles of the present invention and the description is not intended to limit the invention to the specific constructions and applications shown, so that all modifications and equivalents that may be utilized are within the scope of the invention.

Claims

1. The utility model provides a prevent plumbous carbon battery utmost point crowd structure of antipode, its characterized in that, includes a plurality of positive plates (1), negative plate (2) and baffle (3), arranges between two adjacent positive plates (1) and negative plate (2) baffle (3), positive plate (1) upper end sets up anodal ear (11) apart from one section distance department of its one side, one side of negative plate (2) upper end sets up negative pole ear (21), or negative plate (2) upper end sets up negative pole ear (21) apart from one section distance department of its one side, one side of positive plate (1) upper end sets up anodal ear (11), and a plurality of anodal ears (11) that overlap and arrange link to each other through positive busbar (4) welding, and a plurality of negative pole ears (21) that overlap and arrange link to each other through negative busbar (5) welding.

2. The anti-reverse polarity lead-carbon battery pole group structure according to claim 1, characterized in that: the distance between the positive electrode lug (11) and one side of the positive electrode plate (1) is smaller than half of the width of the positive electrode plate (1), or the distance between the negative electrode lug (21) and one side of the negative electrode plate (2) is smaller than half of the width of the negative electrode plate (2).

3. The anti-reverse polarity lead-carbon battery pole group structure according to claim 1, characterized in that: the length and the width of the separator (3) are both larger than those of the electrode plate body of the positive electrode plate (1) or the negative electrode plate (2).

4. An anti-reverse-polarity lead-carbon battery structure, which comprises the battery pole group structure as claimed in any one of claims 1 to 3, and is characterized by further comprising a battery shell (6), wherein a plurality of battery pole group structures are arranged in the battery shell (6), adjacent battery pole group structures are welded in series through a bridge (7), the orientation of a plurality of bridges (7) on each side of the battery shell (6) is consistent, and the orientation of bridges (7) on two sides of the battery shell (6) is opposite.

5. The anti-reversal lead-carbon battery structure according to claim 4, characterized in that: two adjacent battery electrode group structures are arranged side by side after being turned over end to end, and a positive bus bar (4) of one battery electrode group structure in the middle of the battery shell (6) is connected with a negative bus bar (5) of one adjacent battery electrode group structure through a bridge (7) in a welding mode.

6. The anti-reversal lead-carbon battery structure according to claim 5, characterized in that: and the bridge (7) on the positive busbar (4) and the negative busbar (5) of the battery pole group structure respectively face to two ends of the battery shell (6).

7. The anti-reversal lead-carbon battery structure according to claim 4, characterized in that: the positive busbar (4) of the battery pole group structure at one end of the battery shell (6) is connected with a positive pole post (8), the negative busbar (5) of the battery pole group structure at the other end of the battery shell (6) is connected with a negative pole post (9), and the positive pole post (8) and the negative pole post (9) are connected with an external circuit.