CN214477546U

CN214477546U - Zinc-silver accumulator plate skeleton

Info

Publication number: CN214477546U
Application number: CN202121940477.XU
Authority: CN
Inventors: 刘兴芬; 李淑静; 苏正会; 王玲丽; 孙晋超; 徐红云
Original assignee: Henan Xintaihang Power Co ltd
Current assignee: Henan Xintaihang Power Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2021-10-22
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a zinc-silver accumulator plate skeleton, including silver-colored net and lead wire, the lead wire adopts the integrated design, by the integrative punching shaping of mould, comprises lead-out end, two bus bars and support bar. The lower part of the leading-out end is connected with the bus bar, and the upper part of the leading-out end is used as the output end of the polar plate. The support bar is connected with the two bus bars to form a support, and is vertically connected with one of the bus bars, and the vertical structure can effectively support the bus bars. The two bus bars are respectively positioned at the middle part and the upper right part of the silver mesh according to the angle calculated by the optimal conductive distance of the silver mesh, and are used for converging the current in the silver mesh, so that the resistance of the current passing through is reduced to the maximum extent, the heating condition of the polar plate framework is reduced, and the conductive capacity is improved. The lead wire is fixed on the surface of the silver mesh by spot welding, the lead wire is integrally punched and formed by the die, all parts in the lead wire do not need manual welding, and the lead wire is integrally formed, high in consistency of finished products, regular in shape and good in quality.

Description

Zinc-silver accumulator plate skeleton

Technical Field

The utility model relates to an inner structure design of zinc-silver battery, especially a polar plate skeleton suitable for large capacity zinc-silver battery.

Background

In the prior art, a zinc-silver storage battery mainly comprises a plate group, a battery shell, a cover and electrolyte, wherein the plate is generally processed in a coating mode, active substances are uniformly coated on the surface of a plate framework, and the plate is formed by high-pressure pressing or high-temperature sintering. The polar plate framework of the high-rate storage battery generally comprises a lead, a silver mesh and a bus bar, wherein the silver mesh is cut into a required shape manually after being cut and pulled, the lead is formed by cutting a silver foil, and the bus bar is formed by cutting a silver strip. The following problems exist in the prior art: the manual cutting efficiency of the lead is low, the shape uniformity is poor, and the appearance quality is poor; when the bus bars and the lead are welded, because the bus bars have different requirements on angles and positions, the welding is controlled by staff, and the quality consistency of finished products is poor; when the polar plate framework is welded, the lead welding is needed firstly, then the bus bars with different lengths are welded, so that the height of the superposed part of the silver net, the lead and the bus bar on the polar plate framework is higher, and when the silver powder is laid, the condition of uneven thickness is easy to occur due to the operation experience and skilled procedures of staff, and the qualified rate of finished products is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rational in infrastructure, the zinc-silver battery plate skeleton of processing convenience solves the problem that exists among the prior art.

The technical scheme of the utility model, a zinc-silver battery plate skeleton, including silver-colored net and lead wire, the lead wire adopts the integrated design, comprises drawing forth end and busbar, the output of the upper portion conduct polar plate of drawing forth the end, the lower part of drawing forth the end links to each other with the busbar, the lead wire is with spot welding in silver-colored net surface.

Further, the two bus bars are provided, one bus bar is positioned in the middle of the silver net, and the other bus bar is positioned at the upper right part of the silver net.

Furthermore, the lead wire also comprises a supporting strip, and the supporting strip is connected with the two bus bars and is vertically connected with one of the two bus bars.

Further, the shape of the leading-out end is L-shaped.

Further, the silver net is rectangular.

The utility model has the advantages that: the lead wire in this polar plate skeleton adopts the integrated design, comprises leading out end, 2 busbar and support bar, and the lead wire is by the integrative punching shaping of mould, and each part in the lead wire does not need manual welding, integrated into one piece, and the finished product uniformity is high, and the shape is regular, of high quality. The lead is fixed on the surface of the silver mesh in a spot welding mode, welding spots are evenly distributed and integrally formed after welding, manual trimming is not needed for welding positions, and the flatness is high; the two bus bars are respectively positioned at the middle part and the upper right part of the silver mesh according to the calculated angle of the optimal conductive distance of the silver mesh, and are used for converging the current in the silver mesh, so that the resistance of the current passing is reduced to the maximum extent, the heating condition of the framework is reduced, and the conductive capability is improved; the support bars are positioned at the middle-lower parts of the two bus bars and are vertically connected with 1 of the two bus bars, and the vertical structure can effectively support the bus bars; the silver net is in grid-shaped hollow distribution, and the grid-shaped structure ensures the conduction and confluence of the framework, reduces the weight of the framework and saves materials. The polar plate produced by the polar plate framework has excellent appearance quality, high finished product qualification rate, reduced processing cost and improved high-low temperature multiplying power discharge performance of the storage battery.

Drawings

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

fig. 2 is a schematic structural diagram of the middle lead of the present invention.

Detailed Description

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, 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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The problems to be solved by the present invention will be described in detail below with reference to fig. 1 to 2. A zinc-silver storage battery plate framework comprises a silver net 1 and a lead, wherein the silver net used in the plate framework is cut into a rectangle by a whole silver net through a die, the whole silver net is in grid-shaped hollow distribution, and the silver net is cut and drawn to form.

The lead adopts the integrated design, is integrally punched and molded by a die and consists of a leading-out end 2, two bus bars 3 and a supporting strip 4. The leading-out end is L-shaped, the lower part of the leading-out end is connected with the bus bar, and the upper part of the leading-out end is used as the output end of the polar plate. The support bars are connected with the two bus bars to form a support, and are vertically connected with 1 bus bar, and the vertical structure can effectively support the bus bars. The two bus bars are respectively positioned at the middle part and the upper right part of the silver mesh according to the angle calculated by the optimal conductive distance of the silver mesh, and are used for converging the current in the silver mesh, so that the resistance of the current passing through is reduced to the maximum extent, the heating condition of the polar plate framework is reduced, and the conductive capacity is improved.

And welding and fixing the lead on the surface of the silver mesh by spot welding to finally obtain the battery plate framework.

The above examples are merely illustrative for clarity and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. It is not necessary or necessary to exhaustively enumerate all embodiments herein, and obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a zinc-silver battery polar plate skeleton, includes silver-colored net and lead wire, its characterized in that, the lead wire adopts the integrated design, comprises leading-out end and busbar, the upper portion of leading-out end is as the output of polar plate, the lower part of leading-out end links to each other with the busbar, the lead wire with spot welding on silver-colored net surface.

2. The zinc-silver battery plate skeleton of claim 1, wherein there are two of said bus bars, one in the middle and one in the upper right of said silver mesh.

3. The zinc-silver battery plate skeleton of claim 2, wherein the lead further comprises a support bar, the support bar being connected to both of the bus bars and perpendicular to one of the bus bars.

4. The zinc-silver battery plate skeleton of claim 3, wherein the lead-out end is L-shaped.

5. The zinc-silver battery plate skeleton of claim 4, wherein the silver mesh is rectangular.