CN113036136B - Light high-conductivity flexible lithium battery - Google Patents
Light high-conductivity flexible lithium battery Download PDFInfo
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- CN113036136B CN113036136B CN202110243384.XA CN202110243384A CN113036136B CN 113036136 B CN113036136 B CN 113036136B CN 202110243384 A CN202110243384 A CN 202110243384A CN 113036136 B CN113036136 B CN 113036136B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The invention discloses a light high-conductivity flexible lithium battery, which comprises a protective shell, a cover plate, a positive electrode plate and a return spring, wherein a fluorine compound electrolyte is fixedly arranged in the center of the interior of the protective shell, polypropylene diaphragms are fixedly arranged on two sides of the fluorine compound electrolyte, the positive electrode plate and a negative electrode plate are fixedly arranged on the outer sides of the polypropylene diaphragms respectively through a high-heat-resistant adhesive, a conductive slurry coating, conductive graphene, a carbon fiber coating and an SP conductive agent layer which are mutually matched are fixedly arranged on the outer sides of the positive electrode plate and the negative electrode plate respectively in sequence, and an upper clamping plate and a lower clamping plate which are mutually matched are fixedly arranged on the top and the bottom of the return spring respectively. According to the invention, through the conductive slurry coating, the conductive graphene, the carbon fiber coating and the SP conductive agent layer, the high-efficiency conductivity of the lithium battery is realized, and the practicability of the lithium battery is improved.
Description
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a light high-conductivity flexible lithium battery.
Background
The lithium ion battery has the characteristics of high energy density, long cycle life, no memory effect and the like, is widely applied to the fields of 3C electronic products, energy storage, electric automobiles and the like, and along with the development of the society, the lithium battery is widely applied, the use demand of people on the lithium battery is higher and higher, a light high-conductivity flexible lithium battery is needed, but the existing light high-conductivity flexible lithium battery has many problems or defects:
1. the existing lithium battery has certain limitation in the using process, and can not collect micro-current between an electrode and a current collector and between active substances, so that the electrode is difficult to discharge, the conductivity of the lithium battery is reduced, and the practicability of the lithium battery is reduced;
2. most of the existing lithium batteries have low heat resistance, and the high temperature generated in the long-term use period of the lithium batteries easily causes the situation that internal electric fittings are dissolved out and damaged, thereby reducing the service life of the lithium batteries.
Disclosure of Invention
The invention aims to provide a light high-conductivity flexible lithium battery to solve the problem of low working efficiency of the lithium battery in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a light high-conductivity flexible lithium battery comprises a protective shell, a cover plate, a positive electrode plate and a return spring, a fluorine compound electrolyte is fixedly arranged in the center of the inner part of the protective shell, polypropylene diaphragms are fixedly arranged on both sides of the fluorine compound electrolyte, the outer side of the polypropylene diaphragm is fixedly provided with a positive electrode plate and a negative electrode plate respectively through a high heat-resistant adhesive, the outer sides of the positive electrode plate and the negative electrode plate are respectively and fixedly provided with a conductive slurry coating, conductive graphene, a carbon fiber coating and an SP conductive agent layer which are mutually matched, a plant fiber insulating layer is fixedly arranged on the outer side of the SP conductive agent layer, a cover plate is fixedly arranged on the top of the protective shell through a clamping block, the front of protecting sheathing and apron is fixed mounting respectively has last cardboard and lower cardboard, and goes up through reset spring fixed connection between cardboard and the lower cardboard.
Preferably, the inside at the positive top of protecting sheathing is equipped with the fixed slot that uses with cardboard cooperation down, and the inside at protecting sheathing both sides top all is equipped with the spacing draw-in groove that uses with the fixture block cooperation.
Preferably, the bottom of the inside of the protective housing is fixedly provided with an insulating plate which is used in a matched manner, the bottom of the protective housing is fixedly provided with an installation base, and both sides of the bottom of the installation base are provided with metal gaskets which are used in a matched manner.
Preferably, sponge protection pads are fixedly arranged on both sides of the protection shell.
Preferably, the two sides of the top of the cover plate are respectively provided with a positive electrode interface and a negative electrode interface which are matched with the positive electrode plate and the negative electrode plate for use.
Preferably, be equipped with the complex arc flexible glue protection pad on the cardboard down, go up cardboard and down through fixed bayonet lock fixed mounting between cardboard and the apron, and be equipped with the cassette that uses with the cooperation of fixed bayonet lock on the apron.
Compared with the prior art, the invention has the following innovative effects: this flexible lithium cell of high electrically conductive of light is rational in infrastructure, has following advantage:
(1) through the matching use of the conductive slurry coating, the conductive graphene, the carbon fiber coating and the SP conductive agent layer, the lithium battery can collect and guide micro-current between a current collector and an electrode outlet and between active substances in the use process, the discharge rate of the electrode is increased, the conductive working efficiency is improved, the situation that the lithium battery cannot be continuously used due to insufficient conductive performance in the use process is avoided, the use effect of the lithium battery is reduced, and the practicability of the lithium battery is improved;
(2) through the matching use of the fluorine compound electrolyte, the plant fiber insulating layer and the high heat-resistant adhesive, the heat resistance and the insulating property of the lithium battery are improved in the use process of the lithium battery, the situation that accessories inside the battery are dissolved out due to high temperature caused by the high temperature generated in the long-term use period of the lithium battery is avoided, the use safety is ensured, and the use stability of the lithium battery is improved;
(3) through reset spring, go up the cardboard and use with the cooperation between the cardboard down, increased the fastness between apron and the protecting sheathing, avoided during the use apron to appear becoming flexible because of external factors and drop, and can't take place the condition of carrying out the protection to battery inside, through the fixture block that the apron bottom was equipped with, the staff of being convenient for will lap and the protecting sheathing butt joint installation, improved the beneficial effect that the lithium cell used.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of a partial front cross-sectional structure of the present invention;
FIG. 4 is a schematic diagram of a side view of the present invention.
In the figure: 1. a protective housing; 101. an insulating plate; 102. a fluorine compound electrolytic solution; 103. a polypropylene diaphragm; 104. a plant fiber insulation layer; 105. a limiting clamping groove; 106. a sponge protection pad; 107. installing a base; 2. a cover plate; 201. a clamping block; 202. a positive electrode interface; 203. a negative electrode interface; 3. a positive electrode plate; 301. a negative electrode plate; 302. a high heat resistant adhesive; 303. coating the conductive slurry; 304. conductive graphene; 305. a carbon fiber coating; 306. an SP conductive agent layer; 4. a return spring; 401. an upper clamping plate; 402. a lower clamping plate; 403. the bayonet is fixed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on 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 configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, an embodiment of the present invention is shown: a light high-conductivity flexible lithium battery comprises a protective shell 1, a cover plate 2, a positive electrode plate 3 and a reset spring 4, wherein a fluorine compound electrolyte 102 is fixedly installed in the center of the interior of the protective shell 1, polypropylene diaphragms 103 are fixedly installed on two sides of the fluorine compound electrolyte 102, an insulating plate 101 used in a matched mode is fixedly installed at the bottom of the interior of the protective shell 1, sponge protective pads 106 are fixedly installed on two sides of the protective shell 1, an installation base 107 is fixedly installed at the bottom of the protective shell 1, and metal gaskets used in a matched mode are arranged on two sides of the bottom of the installation base 107;
specifically, the outer sides of the polypropylene diaphragm 103 are respectively fixedly provided with a positive electrode piece 3 and a negative electrode piece 301 through a high heat-resistant adhesive 302, and the fluorine compound electrolyte 102, the plant fiber insulating layer 104 and the high heat-resistant adhesive 302 are used in a matching manner, so that the heat resistance and the insulating property of the lithium battery are improved in the use process of the lithium battery, the high temperature generated in the long-term use period of the lithium battery is avoided, the situation that the accessories in the battery are dissolved out due to the high temperature is avoided, the use safety is ensured, the use stability of the lithium battery is improved, the outer sides of the positive electrode piece 3 and the negative electrode piece 301 are respectively and fixedly provided with a conductive slurry coating 303, a conductive graphene 304, a carbon fiber coating 305 and an SP conductive agent layer 306 which are used in a matching manner, and the conductive slurry coating 303, the conductive graphene 304, the carbon fiber coating 305 and the SP conductive agent layer 306 are used in a matching manner, in the use process of the lithium battery, micro-current between a current collector and an electrode outlet and between active substances can be collected and guided, the discharge rate of the electrode is increased, the conductive working efficiency is improved, the situation that the lithium battery cannot be continuously used due to insufficient conductive performance of the lithium battery in the use process is avoided, the use effect of the lithium battery is reduced, and the practicability of the lithium battery is improved;
specifically, a cover plate 2 is fixedly mounted at the top of a protective casing 1 through a fixture block 201, the fixture block 201 arranged at the bottom of the cover plate 2 is convenient for a worker to butt-joint and mount the cover plate 2 and the protective casing 1, the fixture block 201 arranged at the bottom of the cover plate 2 is convenient for the worker to butt-joint and mount the cover plate 2 and the protective casing 1, and a positive electrode interface 202 and a negative electrode interface 203 which are matched with a positive electrode piece 3 and a negative electrode piece 301 for use are respectively arranged at two sides of the top of the cover plate 2;
concretely, protective housing 1 and 2 front difference fixed mounting of apron have last cardboard 401 and lower cardboard 402, and go up through reset spring 4 fixed connection between cardboard 401 and the lower cardboard 402, be equipped with the complex arc flexible glue protection pad on the cardboard 402 down, go up cardboard 401 and down pass through fixed bayonet lock 403 fixed mounting between cardboard 402 and the apron 2, and be equipped with the cassette that uses with fixed bayonet lock 403 cooperation on the apron 2, use through reset spring 4 and last cardboard 401 and the cooperation between the cardboard 402 down, the fastness between apron 2 and the protective housing 1 has been increased, apron 2 appears becoming flexible and drops because of external factor during having avoided using, and the condition emergence that can't protect battery inside, the beneficial effect of lithium cell use has been improved.
The working principle is as follows: during the use, at first, aim at spacing draw-in groove 105 fixed mounting with the fixture block 201 of apron 2 both sides, pull open through reset spring 4 with last cardboard 401 and lower cardboard 402 again and fix in the front of apron 2 and protecting sheathing 1, it is fixed through reset spring 4's spring force, the circumstances that apron 2 and protecting sheathing 1 become flexible and drop appears because of external factors in avoiding the use, during the use, through the cooperation use between conductive paste coating 303 and conductive graphene 304 and carbon fiber coating 305 and SP conducting agent layer 306, can conduct the electric current, improve electrically conductive work efficiency, through the cooperation use between fluorine compound electrolyte 102 and vegetable fibre insulating layer 104 and the high heat-resistant adhesive 302, the holistic high temperature resistance and the insulating nature of battery have been improved, the battery has been avoided appearing dissolving out the phenomenon under long-term use state, the practicality of lithium cell has been improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a flexible lithium cell of high electrically conductive of light, includes protecting sheathing (1), apron (2), positive electrode piece (3) and reset spring (4), its characterized in that: a fluorine compound electrolyte (102) is fixedly mounted in the center of the interior of the protective casing (1), polypropylene diaphragms (103) are fixedly mounted on two sides of the fluorine compound electrolyte (102), an anode electrode plate (3) and a cathode electrode plate (301) are fixedly mounted on the outer sides of the polypropylene diaphragms (103) respectively through a high heat-resistant adhesive (302), a conductive slurry coating (303), a conductive graphene (304), a carbon fiber coating (305) and an SP conductive agent layer (306) which are matched with each other are fixedly mounted on the outer sides of the anode electrode plate (3) and the cathode electrode plate (301) respectively in sequence, a plant fiber insulating layer (104) is fixedly mounted on the outer side of the SP conductive agent layer (306), a cover plate (2) is fixedly mounted on the top of the protective casing (1) through a clamping block (201), an upper clamping plate (401) and a lower clamping plate (402) are fixedly mounted on the front surfaces of the protective casing (1) and the cover plate (2) respectively, and the upper clamping plate (401) is fixedly connected with the lower clamping plate (402) through a return spring (4).
2. A lightweight highly conductive flexible lithium battery as claimed in claim 1, characterized in that: the inside at the positive top of protecting sheathing (1) is equipped with the fixed slot that uses with cardboard (402) cooperation down, and the inside at protecting sheathing (1) both sides top all is equipped with spacing draw-in groove (105) that use with fixture block (201) cooperation.
3. A lightweight highly conductive flexible lithium battery as claimed in claim 1, characterized in that: insulating board (101) that the cooperation was used are installed to the inside bottom fixed mounting of protecting sheathing (1), the bottom fixed mounting of protecting sheathing (1) has installation base (107), and the both sides of the bottom of installation base (107) all are equipped with the metal gasket that the cooperation was used.
4. A lightweight highly conductive flexible lithium battery as claimed in claim 1, characterized in that: sponge protection pads (106) are fixedly arranged on two sides of the protection shell (1).
5. A lightweight highly conductive flexible lithium battery as claimed in claim 1, characterized in that: and the two sides of the top of the cover plate (2) are respectively provided with a positive electrode interface (202) and a negative electrode interface (203) which are matched with the positive electrode plate (3) and the negative electrode plate (301).
6. A lightweight highly conductive flexible lithium battery as claimed in claim 1, characterized in that: the lower clamping plate (402) is provided with a matched arc-shaped soft rubber protection pad, the upper clamping plate (401), the lower clamping plate (402) and the cover plate (2) are fixedly installed through a fixing clamping pin (403), and the cover plate (2) is provided with a clamping seat matched with the fixing clamping pin (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110243384.XA CN113036136B (en) | 2021-03-04 | 2021-03-04 | Light high-conductivity flexible lithium battery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110243384.XA CN113036136B (en) | 2021-03-04 | 2021-03-04 | Light high-conductivity flexible lithium battery |
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| CN113036136A CN113036136A (en) | 2021-06-25 |
| CN113036136B true CN113036136B (en) | 2022-06-21 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209626342U (en) * | 2019-05-18 | 2019-11-12 | 深圳市捷力源科技有限公司 | A kind of fusing type lithium battery |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9779883B2 (en) * | 2011-09-07 | 2017-10-03 | Nanotek Instruments, Inc. | Partially surface-mediated lithium ion-exchanging cells and method for operating same |
| US8790814B2 (en) * | 2012-02-16 | 2014-07-29 | Nanotek Instruments, Inc. | Inorganic nano sheet-enabled lithium-exchanging surface-mediated cells |
| US9269953B2 (en) * | 2012-03-28 | 2016-02-23 | Sharp Laboratories Of America, Inc. | Electrode forming process for metal-ion battery with hexacyanometallate electrode |
| CN103531840A (en) * | 2013-11-01 | 2014-01-22 | 中国科学院上海硅酸盐研究所 | Double-electrolyte system lithium sulphur battery and preparing method thereof |
| CN107171018B (en) * | 2016-03-08 | 2019-03-29 | 北京好风光储能技术有限公司 | A kind of semisolid lithium slurry battery |
| CN207517767U (en) * | 2017-12-13 | 2018-06-19 | 东莞市胜邦通讯配件科技有限公司 | A kind of high intensity drop resistant polymer Li-ion battery structure |
| US10854927B2 (en) * | 2018-06-18 | 2020-12-01 | Global Graphene Group, Inc. | Method of improving cycle-life of alkali metal-sulfur secondary battery |
| CN208460912U (en) * | 2018-08-16 | 2019-02-01 | 恒力盛泰（厦门）石墨烯科技有限公司 | A kind of High-performance graphene battery |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209626342U (en) * | 2019-05-18 | 2019-11-12 | 深圳市捷力源科技有限公司 | A kind of fusing type lithium battery |
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