CN212874607U

CN212874607U - Environment-friendly low-cadmium carbon zinc-manganese dry battery

Info

Publication number: CN212874607U
Application number: CN202021098574.4U
Authority: CN
Inventors: 王嘉军; 王文周; 于金华; 马忠红
Original assignee: Shandong Huatai New Energy Battery Co ltd
Current assignee: Shandong Huatai New Energy Battery Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-04-02
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses an environment-friendly low cadmium carbon nature zinc manganese dry cell, including a zinc section of thick bamboo, the upper end surface of a zinc section of thick bamboo is provided with the metal cap, the inside of a zinc section of thick bamboo is provided with no cadmium mechanism, metal cap, electrolyte and carbon-point, no cadmium mechanism is located one side of electrolyte. A low cadmium carbon nature zinc manganese dry battery of environment-friendly, the zinc section of thick bamboo that the dry battery shell formed with the preparation of zinc system material, through the cadmium-free mechanism of zinc section of thick bamboo one side, when the zinc section of thick bamboo preparation, indium element and bismuth element in adding the cadmium-free mechanism, make the dry battery do not produce cadmium or can only produce trace cadmium when using, in the use, carbon rod and zinc section of thick bamboo are called the electrode of dry battery, the positive pole of calling of gathering positive charge, the zinc section of thick bamboo of gathering negative charge is called the negative pole, make things convenient for people to use, and indium element in the zinc section of thick bamboo can improve the zinc electrode and go up hydrogen and separate out overpotential, reach anticorrosive purpose, it can improve the corrosion-resistant ability of zinc to add bismuth element in the.

Description

Environment-friendly low-cadmium carbon zinc-manganese dry battery

Technical Field

The utility model relates to the field of zinc-manganese dry batteries, in particular to an environment-friendly low-cadmium carbon zinc-manganese dry battery.

Background

Chemical power sources can be classified into primary batteries, secondary batteries (also called batteries), and fuel cells. As the name implies, a primary battery is a battery that is discarded after a single use. Such as zinc-manganese dry cells, zinc-silver button cells, and the like.

The cadmium in the existing zinc-manganese dry battery is derived from three aspects, namely the impurity cadmium contained in the zinc blank for manufacturing the zinc cylinder of the negative electrode of the battery, the cadmium artificially added in the process of manufacturing the zinc cylinder, and trace cadmium contained in other raw materials of the battery, and the generation of the cadmium is easy to cause the body absorption of a user and damage. There is a lifting space.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem to the existence of above-mentioned prior art, provide a low cadmium carbon nature zinc manganese dry battery of environment-friendly.

The utility model discloses a following technical means realizes solving above-mentioned technical problem:

the utility model provides an environment-friendly low cadmium carbon nature zinc manganese dry cell, includes a zinc section of thick bamboo, the upper end surface of a zinc section of thick bamboo is provided with the metal cap, the inside of a zinc section of thick bamboo is provided with no cadmium mechanism, metal cap, electrolyte and carbon-point, no cadmium mechanism is located one side of electrolyte, and sealed plastic pad is located the upper end of electrolyte, the carbon-point is located the opposite side of electrolyte.

Further, the cadmium-free mechanism comprises an indium element layer and a bismuth element layer, and the indium element layer is located on one side of the bismuth element layer.

Furthermore, a viscous coating is arranged between the indium element layer and the bismuth element layer, and the outer surface of one side of the indium element layer is fixedly connected with the outer surface of one side of the bismuth element layer through the viscous coating.

Furthermore, a fixing groove is formed between the zinc cylinder and the metal cap, and the outer surface of the upper end of the zinc cylinder is fixedly connected with the outer surface of the lower end of the metal cap through the fixing groove.

Furthermore, an active device is arranged at one end, far away from the metal cap, of the carbon rod.

Furthermore, a fixing groove is formed between the carbon rod and the active device, and the inside of the carbon rod is fixedly connected with the outer surface of one side of the active device through the fixing groove.

The utility model has the advantages that: the environment-friendly low-cadmium carbon zinc-manganese dioxide dry battery provided by the technical scheme reduces the addition of cadmium in the process of manufacturing the zinc cylinder, increases other elements to enhance the durability of the battery, and is convenient and practical.

Drawings

FIG. 1 is a schematic view of an environmentally friendly low-cadmium C Zn-Mn dry battery of the present invention;

fig. 2 is a schematic structural view of a cadmium-free mechanism in embodiment 1 of the present invention;

fig. 3 is a schematic structural view of an active device according to embodiment 2 of the present invention.

In the figure: 1. a zinc cylinder; 2. a cadmium-free mechanism; 201. an indium element layer; 202. a bismuth element layer; 3. an active device; 4. a metal cap; 5. sealing the plastic pad; 6. an electrolyte; 7. a carbon rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

As shown in fig. 1-2, the dry cell comprises a zinc cylinder 1, the zinc cylinder 1 is made of zinc material and is used for a shell of a dry cell, a metal cap 4 is arranged on the outer surface of the upper end of the zinc cylinder 1, the metal cap 4 is made of copper material, a cadmium-free mechanism 2, the metal cap 4, an electrolyte 6 and a carbon rod 7 are arranged inside the zinc cylinder 1, the cadmium-free mechanism 2 is positioned on one side of the electrolyte 6, a sealing plastic pad 5 is positioned on the upper end of the electrolyte 6, the carbon rod 7 is positioned on the other side of the electrolyte 6, more electrolyte 6 is arranged around the carbon rod 7, a plurality of positive charges are accumulated on the carbon rod 7 through the reaction of the electrolyte 6, a plurality of negative charges are accumulated on the surface of the zinc cylinder 1, the carbon rod 7 and the zinc cylinder 1 are called electrodes of the dry cell, the positive charges are accumulated and the negative of the zinc cylinder 1 is called the negative.

The cadmium-free mechanism 2 comprises an indium element layer 201 and a bismuth element layer 202, wherein the indium element layer 201 is positioned on one side of the bismuth element layer 202, the indium element layer 201 can improve hydrogen precipitation overpotential on a zinc electrode to achieve the purpose of corrosion resistance, and the bismuth element layer 202 is added into zinc to improve the corrosion resistance of the zinc.

And a viscous coating is arranged between the indium element layer 201 and the bismuth element layer 202, and the outer surface of one side of the indium element layer 201 is fixedly connected with the outer surface of one side of the bismuth element layer 202 through the viscous coating.

A fixing groove is formed between the zinc cylinder 1 and the metal cap 4, and the outer surface of the upper end of the zinc cylinder 1 is fixedly connected with the outer surface of the lower end of the metal cap 4 through the fixing groove.

The dry battery shell is made of zinc material, the zinc cylinder 1 passes through the cadmium-free mechanism 2 at one side of the zinc cylinder 1, when the zinc cylinder 1 is manufactured, the indium element layer 201 and the bismuth element layer 202 in the cadmium-free mechanism 2 are added, so that the dry battery can not generate cadmium or only can generate trace cadmium when in use, in the using process, the zinc cylinder 1 of the dry battery is connected with the carbon rod 7 erected in the center of the zinc cylinder 1, more electrolyte 6 exists around the carbon rod 7, through the reaction of the electrolyte 6, a plurality of positive charges are gathered on the carbon rod 7, a plurality of negative charges are gathered on the surface of the zinc cylinder 1, the carbon rod 7 and the zinc cylinder 1 are called electrodes of a dry battery, the positive charges are gathered to be called positive electrodes, the negative charges are gathered to be called negative electrodes, the use by people is convenient, the indium element layer 201 in the zinc cylinder 1 can improve the hydrogen precipitation overpotential on the zinc electrode to achieve the purpose of corrosion resistance, and the bismuth element layer 202 added in the zinc can improve the corrosion resistance of the zinc.

The environment-friendly low-cadmium carbon zinc-manganese dioxide dry battery provided by the technical scheme reduces the addition of cadmium in the process of manufacturing the zinc cylinder, increases other elements to enhance the durability of the battery, and is convenient and practical.

Example 2

As shown in fig. 1 and 3, in example 1, an end of the carbon rod 7 away from the metal cap 4 is provided with an active device 3, and the active device 3 includes an active element and can chemically react with the carbon rod 7.

A fixing groove is arranged between the carbon rod 7 and the active device 3, and the inside of the carbon rod 7 is fixedly connected with the outer surface of one side of the active device 3 through the fixing groove.

Compared with the embodiment 1, the active device 3 is added, the active device 3 comprises the active element, when the carbon rod 7 is positively charged, the reaction of the positive charge and the negative charge can be enhanced through the active element, and the dry battery activity is enhanced.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an environment-friendly low cadmium carbon nature zinc-manganese dioxide dry cell, includes zinc section of thick bamboo (1), its characterized in that: the outer surface of the upper end of the zinc cylinder (1) is provided with a metal cap (4), the zinc cylinder (1) is internally provided with a cadmium-free mechanism (2), the metal cap (4), an electrolyte (6) and a carbon rod (7), the cadmium-free mechanism (2) is located on one side of the electrolyte (6), a sealing plastic pad (5) is located on the upper end of the electrolyte (6), and the carbon rod (7) is located on the other side of the electrolyte (6).

2. The environment-friendly low-cadmium carbon zinc-manganese dioxide dry battery as claimed in claim 1, wherein: the cadmium-free mechanism (2) comprises an indium element layer (201) and a bismuth element layer (202), wherein the indium element layer (201) is positioned on one side of the bismuth element layer (202).

3. The environment-friendly low-cadmium carbon zinc-manganese dioxide dry battery as claimed in claim 2, wherein: an adhesive coating is arranged between the indium element layer (201) and the bismuth element layer (202), and the outer surface of one side of the indium element layer (201) is fixedly connected with the outer surface of one side of the bismuth element layer (202) through the adhesive coating.

4. The environment-friendly low-cadmium carbon zinc-manganese dioxide dry battery as claimed in claim 1, wherein: a fixing groove is formed between the zinc cylinder (1) and the metal cap (4), and the outer surface of the upper end of the zinc cylinder (1) is fixedly connected with the outer surface of the lower end of the metal cap (4) through the fixing groove.

5. The environment-friendly low-cadmium carbon zinc-manganese dioxide dry battery as claimed in claim 1, wherein: and an active device (3) is arranged at one end of the carbon rod (7) far away from the metal cap (4).

6. The environment-friendly low-cadmium zinc-manganese carbon dry battery as set forth in claim 5, wherein: a fixing groove is formed between the carbon rod (7) and the active device (3), and the inside of the carbon rod (7) is fixedly connected with the outer surface of one side of the active device (3) through the fixing groove.