CN211929651U

CN211929651U - Aluminum ion polymer solid-state battery

Info

Publication number: CN211929651U
Application number: CN202021019813.2U
Authority: CN
Inventors: 牟建仕; 张腾; 禹杰; 陆长春
Original assignee: Henan Sanyuan Network Technology Development Co ltd
Current assignee: Henan Zero Three Micro Industry Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-11-13
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses an aluminum ion polymer solid-state battery, which comprises a battery case, wherein solid electrolyte is vertically fixed in the battery case, the side surface of the solid electrolyte is provided with a plurality of insulating isolation boards which are uniformly distributed and fixed on the circumference, the insulating isolation boards extend to the side surface of the battery case along the radial direction of the solid electrolyte, the number of the insulating isolation boards is even number, the insulating isolation boards divide the battery case into a plurality of isolation chambers, each isolation chamber is internally fixed with an electrode active material, the polarity of the electrode active materials in two adjacent isolation chambers is opposite, each isolation chamber is internally provided with an electrode current collector, each isolation chamber is internally fixed with an electrode current collector, the polarity of the electrode active material in each isolation chamber is the same as that of the electrode current collector, metal sheets are fixed at the upper end and the lower end of the battery case, the upper ends of all the anode current collectors are contacted with, the lower ends of all the negative electrode current collectors are in contact with the metal sheet at the lower end of the battery case.

Description

Aluminum ion polymer solid-state battery

Technical Field

The utility model belongs to the technical field of the battery and specifically relates to an aluminium ion polymer solid state battery is related to.

Background

The solid-state battery is a novel battery which has low power density, high energy density, small volume and high flexibility and is safer than the traditional battery, and the solid-state battery is an ideal battery of the electric automobile because the specific gravity of the power of the solid-state battery is higher. Since the discharge voltage of a single solid-state battery is affected by the materials used, it is necessary to connect a plurality of solid-state batteries in series to form a battery pack, providing the required voltage and capacity; however, the existing solid-state battery has low efficiency, large heat productivity in the using process and difficult heat dissipation.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention provides an aluminum ion polymer solid-state battery.

The purpose of the utility model is realized with the following mode: the utility model relates to an aluminum ion polymer solid-state battery, which comprises a battery shell, solid electrolyte is vertically fixed in the battery shell, the side of the solid electrolyte is that a plurality of insulating isolation boards are uniformly distributed and fixed on the circumference, the insulating isolation boards extend to the side of the battery shell along the radial direction of the solid electrolyte, the number of the insulating isolation boards is even number, the insulating isolation boards enable the battery shell to be divided into a plurality of isolation chambers, an electrode active material is fixed in each isolation chamber, the electrode active material is in a fan-ring shape, two sides of the electrode active material are tightly attached to the side of the insulating isolation board, the cross section of the solid electrolyte is in a circular shape, the circle center of the cross section of the solid electrolyte is concentric with two arc-shaped circle centers of the cross section of the electrode active material, the electrode active material comprises an anode active material and a cathode active material, the polarity of the electrode active material in two, each isolation chamber is internally provided with an electrode current collector, each isolation chamber is internally fixed with an electrode current collector, the electrode current collectors are fixed between the battery shell and an electrode active material, the electrode current collectors are of a fan-ring shape, so that the arc-shaped surface on one side of the electrode current collector is tightly attached to the side surface of the battery shell, the arc-shaped surface on the other side of the electrode current collector is tightly attached to the arc-shaped surface of the electrode active material, one end of the electrode active material is contacted with the electrode current collector, the other end of the electrode active material is contacted with a solid electrolyte, the electrode current collectors comprise a positive current collector and a negative current collector, the polarity of the electrode active material in each isolation chamber is the same as that of the electrode current collector, metal sheets are fixed at the upper end and the lower end of the battery shell, the upper ends of, the lower ends of all the negative current collectors are in contact with the metal sheet at the lower end of the battery case, and the lower ends of all the negative current collectors are not in contact with the metal sheet at the upper end of the battery case.

The shell of the battery shell is internally embedded with a heat-conducting film.

The number of the insulating isolation plates is not less than 4.

Compared with the prior art, the utility model discloses setting up a plurality of isolation rooms, connect positive pole piece and crisscross the fixing in the isolation room of negative pole piece, improved the heavy current discharge performance of battery, be equipped with the heat conduction membrane in addition, prevent at the in-process of battery work, produce a large amount of heats in the battery to damage the battery, the utility model discloses simple structure, the practicality is high.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top sectional view of the present invention.

Fig. 3 is a schematic view of the structure of the present invention fixed together.

Wherein, 1 is a battery case; 2 is a solid electrolyte; 3 is an insulating separator plate; 4 is an isolation chamber; 5 is an electrode active material; 6 is a positive electrode active material; 7 is a negative active material; 8 is a thermally conductive film; 9 is an electrode current collector; 10 is a positive current collector; 11 is a negative current collector; 12 is a metal sheet.

Detailed Description

The utility model comprises a battery case 1, a solid electrolyte 2 is vertically fixed in the battery case 1, a plurality of insulating isolation boards 3 are uniformly distributed and fixed on the side surface of the solid electrolyte 2 along the radial direction of the solid electrolyte 2, the number of the insulating isolation boards 3 is even number, the battery case 1 is divided into a plurality of isolation chambers 4 by the insulating isolation boards 3, an electrode active material 5 is fixed in each isolation chamber 4, the electrode active material 5 is in a fan ring shape, two side surfaces of the electrode active material 5 are tightly attached to the side surfaces of the insulating isolation boards 3, the electrode active material 5 is just arranged in the fan ring type isolation chamber 4, the cross section of the solid electrolyte 2 is circular, the circle center of the cross section of the solid electrolyte 2 is concentric with the two arc circle centers of the cross section of the electrode active material 5, the electrode active material 5 comprises an anode active material 6 and a cathode active material 7, the polarity of the electrode active materials 5 in two adjacent isolation chambers 4 is opposite, so that the positive electrode active materials 6 and the negative electrode active materials 7 are alternately arranged in the battery case 1, an electrode current collector 9 is arranged in each isolation chamber 4, an electrode current collector 9 is fixed in each isolation chamber 4, the electrode current collector 9 is fixed between the battery case 1 and the electrode active materials 5, the electrode current collector 9 is of a fan-ring shape, one side arc-shaped surface of the electrode current collector 9 is tightly attached to the side surface of the battery case 1, the other side arc-shaped surface of the electrode current collector 9 is tightly attached to the arc-shaped surface of the electrode active materials 5, so that the electrode current collector 9 is fixed between the battery case 1 and the electrode active materials 5, one end of the electrode active materials 5 is contacted with the electrode current collector 9, the other end of the electrode active materials 5 is contacted with the solid electrolyte 2, and the electrode current collector 9 comprises a, the polarity of the electrode active material 5 and the electrode current collector 9 in each isolation chamber 4 is the same, namely, the positive electrode current collector 10 and the positive electrode active material 6 are fixed in the same isolation chamber 4, the negative electrode current collector 11 and the negative electrode active material 6 are fixed in the same isolation chamber 4, the insulating isolation plate 3 on the isolation chamber 4 isolates the positive electrode current collector 10 from the negative electrode current collector 11, and also isolates the positive electrode pole piece 6 from the negative electrode pole piece 7, the metal sheets 12 are fixed at the upper end and the lower end of the battery case 1, the upper ends of all the positive electrode current collectors 10 are in contact with the metal sheet 12 at the upper end of the battery case 1, the upper ends of all the positive electrode current collectors 10 are not in contact with the metal sheet 12 at the lower end of the battery case 1, the lower ends of all the negative electrode current collectors 11 are in contact with the metal sheet 12 at the lower end of the battery case 1, the external electrical appliance is connected with the metal, thereby causing the battery to deliver power to the external appliance.

The casing of battery case 1 in embedded have heat conduction membrane 8, when the battery work, can produce a large amount of heats, heat conduction membrane 8 can carry away the heat that the battery is inside to be produced even, prevent the inside damage of battery, increase the life of battery.

The number of the insulating isolation plates 3 is not less than 4, the volume of the electrode active material 5 is reduced, and therefore the cost price of the battery is reduced, and in addition, due to the alternative arrangement of the anode active material 6 and the cathode active material 6, the exchange efficiency of positive and negative ions is improved, and the large-current discharge performance of the battery is improved.

A plurality of batteries can be fixed together, the metal sheets 12 on the battery shell are connected through electric wires a, the metal sheets 12 under the battery shell are connected through electric wires b, the electric wires a can be connected to the positive pole of electrical equipment, and the electric wires b can be connected to the negative pole of the electrical equipment, so that the cruising ability of the batteries is increased, and the capacity of the batteries for transmitting electric quantity is also improved.

While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the general inventive concept, and it is intended to cover all such changes and modifications as fall within the true spirit and scope of the invention.

Claims

1. An aluminum-ion polymer solid-state battery comprising a battery case (1), characterized in that: a solid electrolyte (2) is vertically fixed in a battery case (1), a plurality of insulating isolation plates (3) are uniformly and circumferentially fixed on the side surface of the solid electrolyte (2), the insulating isolation plates (3) extend to the side surface of the battery case (1) along the radial direction of the solid electrolyte (2), the number of the insulating isolation plates (3) is even, the battery case (1) is divided into a plurality of isolation chambers (4) by the insulating isolation plates (3), an electrode active material (5) is fixed in each isolation chamber (4), the electrode active material (5) is in a fan-ring shape, two side surfaces of the electrode active material (5) are tightly attached to the side surface of the insulating isolation plate (3), the cross section of the solid electrolyte (2) is circular, the circle center of the cross section of the solid electrolyte (2) is concentric with the circle centers of two arc-shaped cross sections of the electrode active material (5), the electrode active material (5) comprises a positive electrode active material (6) and a negative electrode active material (7), the electrode active materials (5) in two adjacent isolation chambers (4) have opposite polarities, an electrode current collector (9) is arranged in each isolation chamber (4), an electrode current collector (9) is fixed in each isolation chamber (4), the electrode current collector (9) is fixed between a battery shell (1) and the electrode active materials (5), the electrode current collector (9) is of a fan-ring shape, an arc-shaped surface on one side of the electrode current collector (9) is tightly attached to the side surface of the battery shell (1), an arc-shaped surface on the other side of the electrode current collector (9) is tightly attached to the arc-shaped surface of the electrode active materials (5), one end of each electrode active material (5) is in contact with the electrode current collector (9), the other end of each electrode active material (5) is in contact with the solid electrolyte (2), each electrode current collector (9) comprises a positive current collector (10) and a negative current collector (11), the electrode active materials (5) in each isolation chamber (4) have the same polarity as the electrode current collector (, metal sheets (12) are fixed at the upper end and the lower end of the battery case (1), the upper ends of all the positive current collectors (10) are in contact with the metal sheets (12) at the upper end of the battery case (1), the upper ends of all the positive current collectors (10) are not in contact with the metal sheets (12) at the lower end of the battery case (1), the lower ends of all the negative current collectors (11) are in contact with the metal sheets (12) at the lower end of the battery case (1), and the lower ends of all the negative current collectors (11) are not in contact with the metal sheets (12) at the upper end of the battery case (1).

2. The aluminum-ion polymer solid-state battery according to claim 1, wherein: the shell of the battery shell (1) is internally embedded with a heat-conducting film (8).

3. The aluminum-ion polymer solid-state battery according to claim 1, wherein: the number of the insulating isolation plates (3) is not less than (4).