CN209133640U

CN209133640U - Deep discharge resistant alkaline battery

Info

Publication number: CN209133640U
Application number: CN201821641215.1U
Authority: CN
Inventors: 杨海滨
Original assignee: Jiaxing Huarong Battery Co ltd
Current assignee: Zhejiang Huarong Battery Co Ltd
Priority date: 2018-10-10
Filing date: 2018-10-10
Publication date: 2019-07-19
Anticipated expiration: 2028-10-10

Abstract

The utility model discloses a resistant degree of depth discharge alkaline battery, including battery case, battery case's tip cladding has positive electrode cover, and the outside of conductor encircles the cladding and has the positive pole piece, and the outside cladding of diaphragm has the negative pole rete, and the outside cladding of keeping apart the sealing washer has the electrode shell, and the outside cladding of electrode shell has the insulating piece, and the conductor top is provided with top insulating material, and top insulating material is located between positive electrode cover and the positive pole piece, and the bottom of bottom sealing washer is provided with negative pole electrode cover. The utility model discloses a be provided with the insulating sealed diaphragm of multilayer in battery body's inside, improved the inside leakproofness and the stability of battery, through will pressing into the inside of slice stack compression to battery body by the positive pole mixture that zinc is given first place to, effectively solved among the prior art electrolyte and revealed the problem that leads to electrochemical corrosion, and increased the output current of battery simultaneously, improved the discharge performance of battery, further improved the life of alkaline battery.

Description

Deep discharge resistant alkaline battery

Technical Field

The utility model relates to a battery, in particular to resistant degree of depth discharge alkaline battery.

Background

The alkaline battery is also called as an alkaline dry battery, an alkaline zinc-manganese battery and an alkaline manganese battery, is a variety with optimal performance in a zinc-manganese battery series, and has large application range and wide application range.

In the using process of the battery, the percentage of the discharged capacity of the battery to the rated capacity of the battery is called the depth of discharge, the depth of discharge is deeply related to the charging life of a secondary battery (an electric storage battery or a rechargeable battery), when the depth of discharge of the secondary battery is deeper, the charging life of the secondary battery is shorter, the service life of the battery is shortened, meanwhile, in the prior art, the resistance ratio of the battery is easy to be larger due to the deep discharge of the battery, the discharge capacity of the battery is small, the phenomenon of electrochemical corrosion caused by the leakage of electrolyte in the battery body is easy to be caused, and the service life of the battery is influenced, so that the deep discharge resistant alkaline battery is urgently needed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is overcome prior art's defect, a resistant degree of depth discharge alkaline battery is provided, the inside leakproofness and the stability of battery have been improved, through will pressing into the inside of slice stack compression to battery body by the positive pole mixture that zinc is given first place to, the problem that leads to electrochemical corrosion is revealed to electrolyte among the prior art has effectively been solved, and increased the output current of battery simultaneously, improved the discharge performance of battery, further improved alkaline battery's life.

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

the utility model relates to a resistant degree of depth discharge alkaline battery, including battery case, battery case's tip cladding has anodal electrode cover, the inside central authorities of battery case are provided with the conductor, the outside of conductor encircles the cladding and has the anode plate, the outside cladding of anode plate has the diaphragm, the outside cladding of diaphragm has the cathode film layer, the outside cladding of cathode film layer has the isolation sealing washer, the outside cladding of isolation sealing washer has the electrode shell, the outside cladding of electrode shell has the insulating piece, the conductor top is provided with top insulating material, top insulating material is located between anodal electrode cover and the anode plate, the bottom of conductor is provided with the bottom sealing washer, the bottom of bottom sealing washer is provided with negative pole electrode cover.

As a preferred technical scheme of the utility model, anodal electrode lid is connected through the conductor with the negative pole electrode lid.

As a preferred technical solution of the present invention, the cathode film layer is mainly made of manganese dioxide.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a be provided with the insulating sealed diaphragm of multilayer in battery body's inside, improved the inside leakproofness and the stability of battery, through will be by the inside of zinc for the positive pole mixture pressing slice stack compression to battery body, effectively solved among the prior art electrolyte and revealed the problem that leads to electrochemical corrosion, and increased the output current of battery simultaneously, improved the discharge performance of battery, further improved the life of alkaline cell.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is one of the schematic structural diagrams of the present invention;

fig. 2 is a second schematic structural diagram of the present invention;

in the figure: 1. a battery case; 2. a positive electrode cover; 3. a conductor; 4. an anode sheet; 5. a diaphragm; 6. A cathode film layer; 7. isolating the sealing ring; 8. an electrode case; 9. a top insulating material; 10. a bottom seal ring; 11. a negative electrode cap; 12. an insulating sheet.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention. Wherein like reference numerals refer to like parts throughout.

In addition, if a detailed description of the known art is not necessary to illustrate the features of the present invention, it is omitted. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example 1

As shown in fig. 1-2, the utility model provides a resistant degree of depth discharge alkaline battery, including battery case 1, battery case 1's tip cladding has anodal electrode cover 2, the inside central authorities of battery case 1 are provided with conductor 3, the outside of conductor 3 is encircleed the cladding and is had anode plate 4, the outside cladding of anode plate 4 has diaphragm 5, the outside cladding of diaphragm 5 has cathode film layer 6, the outside cladding of cathode film layer 6 has isolation seal circle 7, isolation seal circle 7's outside cladding has electrode shell 8, electrode shell 8's outside cladding has insulating piece 12, the conductor 3 top is provided with top insulating material 9, top insulating material 9 is located between anodal electrode cover 2 and the anode plate 4, the bottom of conductor 3 is provided with bottom seal circle 10, the bottom of bottom seal circle 10 is provided with negative pole cover 11.

Further, the positive electrode cover 2 and the negative electrode cover 11 are connected through the conductor 3, so that the battery can discharge current conveniently.

The anode sheet 4 is mainly formed by pressing an anode mixture mainly containing zinc, the anode mixture mainly containing zinc is pressed into a sheet shape, the sheet shape is overlapped and compressed into the battery body, zinc is more active than manganese in chemical reaction, zinc loses electrons and is oxidized, the manganese obtains electrons and is reduced, released charges are conducted to the conductor 3, the conductor 3 is in contact with active substances, the current release performance is improved, and current output is facilitated.

The cathode film layer 6 is mainly made of manganese dioxide material, so that current output is facilitated.

Specifically, the anode plate 4 pressfitting that will mainly be formed by the suppression of zinc-based anode mixture is placed in battery case's inside, the cladding encircles in the outside of conductor 3, and use anode plate 4 as the negative pole, use negative pole rete 6 as the positive pole, change chemical energy into electric energy and supply with external circuit, because zinc is more active than manganese in chemical reaction, zinc loses the electron and is oxidized, manganese obtains the electron and is reduced, the electric charge conduction that releases gives conductor 3, conductor 3 contacts with active material, improve the current release performance, the inside of battery case 1 is provided with diaphragm 5 simultaneously, keep apart multilayer insulating seal diaphragm such as sealing washer 7 and insulating piece 12, the inside leakproofness and the stability of battery have been improved, the problem that electrolyte reveals among the prior art and leads to electrochemical corrosion has effectively been solved, make electric current and voltage stable simultaneously, and then reduced the damage of battery degree of depth discharge to the battery, the life of battery has been improved.

To sum up, the utility model discloses a be provided with the insulating sealed diaphragm of multilayer in battery body's inside, improved the inside leakproofness and the stability of battery, through will be by the inside of 4 stack compressions of the positive pole piece of zinc-based positive pole mixture suppression slice to battery body, effectively solved among the prior art electrolyte and revealed the problem that leads to electrochemical corrosion, and increased the output current of battery simultaneously, improved the discharge performance of battery, further improved alkaline cell's life.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a resistant degree of depth discharge alkaline battery, includes battery case (1), its characterized in that, the tip cladding of battery case (1) has anodal electrode lid (2), the inside central authorities of battery case (1) are provided with conductor (3), the outside of conductor (3) encircle the package and cover and have positive pole piece (4), the outside cladding of positive pole piece (4) has diaphragm (5), the outside cladding of diaphragm (5) has cathode film layer (6), the outside cladding of cathode film layer (6) has isolation sealing washer (7), the outside cladding of isolation sealing washer (7) has electrode shell (8), the outside cladding of electrode shell (8) has insulating piece (12), conductor (3) top is provided with top insulating material (9), top insulating material (9) are located between anodal electrode lid (2) and positive pole piece (4), the bottom of conductor (3) is provided with bottom sealing washer (10), the bottom of bottom sealing washer (10) is provided with negative pole lid (11).

2. A deep discharge tolerant alkaline battery according to claim 1, wherein the positive electrode cover (2) and the negative electrode cover (11) are connected by a conductor (3).

3. A deep discharge resistant alkaline cell as claimed in claim 1, wherein the cathode membrane layer (6) is made mainly of manganese dioxide material.