CN107978720B - Head structure of soft package lithium battery and assembling method thereof - Google Patents
Head structure of soft package lithium battery and assembling method thereof Download PDFInfo
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- CN107978720B CN107978720B CN201711187667.7A CN201711187667A CN107978720B CN 107978720 B CN107978720 B CN 107978720B CN 201711187667 A CN201711187667 A CN 201711187667A CN 107978720 B CN107978720 B CN 107978720B
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- negative electrode
- positive electrode
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- electrode
- battery
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
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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
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Primary Cells (AREA)
Abstract
The invention provides a head structure of a soft package lithium battery with long service life and an assembling method thereof, wherein the head structure comprises a positive electrode and a negative electrode which are arranged on the head of a battery body, an insulating rubber piece is fixed among the positive electrode, the negative electrode and the battery body in an insulating way, the positive electrode and the negative electrode are electrically connected with a discharge plug, and the electric connection part of the discharge plug and the positive electrode and the negative electrode is fixed on the insulating rubber piece in an insulating way through glue applying water; the assembling method comprises the following steps: a, cutting a positive electrode and a negative electrode which are 4-5 mm long; b, connecting a lead A and a lead B on the positive electrode and the negative electrode in a soldering way so that the discharge plug is electrically connected with the positive electrode and the negative electrode; c, bending the positive electrode and the negative electrode, placing the positive electrode and the negative electrode into the corresponding groove positions of the insulating glue piece, and then applying glue for insulating and fixing; d, sleeving an insulating rubber sleeve into the head of the battery body and applying glue for fixing; and E, putting the battery after the step D into a fixing clamp, and curing the glue.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the field of lithium batteries, in particular to a head structure of a soft package lithium battery and an assembling method thereof.
[ background of the invention ]
At present, most of lithium battery packs applied to small consumer toy airplanes adopt a plug wire structure mode, and plug terminal wires are easily broken at the root of the plug wire after being repeatedly plugged and bent, so that the problem that products cannot be used is caused.
Therefore, how to overcome the above-mentioned defects and improve the service life of the product has become an important issue to be solved urgently by those skilled in the art.
[ summary of the invention ]
The invention aims to provide a head structure of a soft package lithium battery and an assembling method thereof, wherein the head structure has long service life.
The purpose of the invention is realized as follows:
the utility model provides a soft packet of lithium cell's head structure, is including locating positive electrode and negative electrode on the battery body head, the insulation is fixed with the insulating cement piece between positive electrode, negative electrode and the battery body three, positive electrode and negative electrode electricity are connected with the discharge plug, the discharge plug with the electric connection department of positive electrode and negative electrode is fixed through beating gluey water insulation on the insulating cement piece.
By adopting the structure, the invention effectively reduces the sticking of the insulating gummed paper, reduces the station cost, improves the manufacturing efficiency, avoids the short circuit phenomenon of the battery, and prevents the connection part of the discharge plug and the positive and negative electrodes from being broken after being repeatedly inserted and bent, thereby prolonging the service life.
As above a soft packet of lithium cell's head structure, be equipped with anodal discharge socket and negative pole discharge socket on the discharge plug respectively, anodal discharge socket with be equipped with wire A and wire A between the positive electrode and positive electrode's electric connection department is connected fixedly through the soldering, negative pole discharge socket with be equipped with wire B between the negative electrode and wire B with the electric connection department of negative electrode is connected fixedly through the soldering, and the soldering is connected with wire A's positive electrode and soldering and is connected with wire B negative electrode and buckle and put into the trench that the insulating cement piece corresponds, further improves joint strength, prevents just, the negative pole short circuit, improves life.
According to the head structure of the soft package lithium battery, the head sleeve of the battery body is provided with the insulating rubber sleeve, so that the stability of the connection part of the discharge plug and the positive and negative electrodes is better protected, and the service life of the head structure is further prolonged.
The method for assembling the head structure of the soft package lithium battery comprises the following steps:
a, cutting a positive electrode and a negative electrode which are 4-5 mm long;
b, connecting a lead A and a lead B on the positive electrode and the negative electrode in a soldering way so that the discharge plug is electrically connected with the positive electrode and the negative electrode;
c, bending the positive electrode and the negative electrode, placing the positive electrode and the negative electrode into the corresponding groove positions of the insulating glue piece, and then applying glue for insulating and fixing;
d, sleeving an insulating rubber sleeve into the head of the battery body and applying glue for fixing;
e, putting the battery after the step D into a fixing clamp, and curing the glue; the fixing clamp is provided with a containing groove with the shape matched with the overall shape of the battery, and the middle of the fixing clamp is provided with a taking and placing groove.
The battery obtained by the assembling steps has the advantages that the connection part of the discharging plug and the positive and negative electrodes is not broken after being inserted, pulled and bent for many times, and the positive electrode and the negative electrode have good insulating effect and are not short-circuited, so that the battery has the characteristic of long service life.
[ description of the drawings ]
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic view of the discharge plug of the present invention electrically connected to the positive and negative electrodes;
FIG. 3 is a schematic perspective view of the present invention;
fig. 4 is a schematic structural view of the fixing clip of the present invention.
[ detailed description ] embodiments
The head structure of the soft package lithium battery shown in fig. 1 to 3 comprises a positive electrode 21 and a negative electrode 22 which are arranged on the head of a battery body 1, wherein an insulating rubber piece 3 is fixed among the positive electrode 21, the negative electrode 22 and the battery body 1 in an insulating manner, the positive electrode 21 and the negative electrode 22 are placed in a groove corresponding to the insulating rubber piece 3, the positive electrode 21 and the negative electrode 22 are electrically connected with a discharge plug 4, the electric connection part of the discharge plug 4 and the positive electrode 21 and the negative electrode 22 is fixed on the insulating rubber piece 3 in an insulating manner through glue, and an insulating rubber sleeve 6 is sleeved on the head of the battery body 1.
The discharge plug 4 is provided with a positive discharge socket 41 and a negative discharge socket 42 respectively, a lead A51 is arranged between the positive discharge socket 41 and the positive electrode 21, the electric connection part of the lead A51 and the positive electrode 21 is fixedly connected through soldering, a lead B52 is arranged between the negative discharge socket 42 and the negative electrode 22, and the electric connection part of the lead B52 and the negative electrode 22 is fixedly connected through soldering.
The method for assembling the head structure of the soft package lithium battery comprises the following steps:
a, cutting a positive electrode 21 and a negative electrode 22 which are 4-5 mm long;
b, connecting the lead A51 and the lead B52 on the positive electrode 21 and the negative electrode 22 in a soldering way so as to electrically connect the discharge plug 4 with the positive electrode 21 and the negative electrode 22;
c, bending the positive electrode 21 and the negative electrode 22, putting the bent positive electrode and the bent negative electrode into the corresponding groove positions of the insulating glue piece 3, and then applying glue for insulating and fixing;
d, sleeving the insulating rubber sleeve 6 into the head of the battery body 1 and applying glue for fixing;
e, putting the battery after the step D into a fixing clamp 7 shown in figure 4, and waiting for glue to solidify; the fixing clamp 7 is provided with a containing groove 71 with a shape matched with the overall shape of the battery, and the middle part of the fixing clamp 7 is provided with a taking and placing groove 72.
Claims (1)
1. The assembling method of the head structure of the soft package lithium battery is characterized in that the head structure comprises a positive electrode (21) and a negative electrode (22) which are arranged on the head of a battery body (1), an insulating glue piece (3) is fixed between the positive electrode (21), the negative electrode (22) and the battery body (1) in an insulating mode, the positive electrode (21) and the negative electrode (22) are electrically connected with a discharge plug (4), the discharge plug (4) is fixed on the insulating glue piece (3) in an insulating mode through glue water, a positive discharge socket (41) and a negative discharge socket (42) are respectively arranged on the discharge plug (4), a lead A (51) is arranged between the positive discharge socket (41) and the positive electrode (21), and the lead A (51) is fixedly connected with the electric connection position of the positive electrode (21) through tin soldering, a lead B (52) is arranged between the negative electrode discharging jack (42) and the negative electrode (22), the electric connection part of the lead B (52) and the negative electrode (22) is fixedly connected through soldering, an insulating rubber sleeve (6) is sleeved at the head part of the battery body (1), and the assembling method comprises the following steps:
a, cutting a positive electrode (21) and a negative electrode (22) which are 4-5 mm long;
b, connecting a lead A (51) and a lead B (52) on the positive electrode (21) and the negative electrode (22) in a soldering way so as to enable the discharge plug (4) to be electrically connected with the positive electrode (21) and the negative electrode (22);
c, bending the positive electrode (21) and the negative electrode (22) and placing the bent positive electrode and the negative electrode into the corresponding groove positions of the insulating glue piece (3), and then applying glue to fix the positive electrode and the negative electrode in an insulating way;
d, sleeving the insulating rubber sleeve (6) into the head of the battery body (1) and applying glue for fixing;
e, putting the battery after the step D into a fixing clamp (7) until the glue is solidified; the battery fixing device is characterized in that a containing groove (71) with the shape matched with the overall shape of a battery is formed in the fixing clamp (7), and a taking and placing groove (72) is formed in the middle of the fixing clamp (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711187667.7A CN107978720B (en) | 2017-11-24 | 2017-11-24 | Head structure of soft package lithium battery and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711187667.7A CN107978720B (en) | 2017-11-24 | 2017-11-24 | Head structure of soft package lithium battery and assembling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107978720A CN107978720A (en) | 2018-05-01 |
| CN107978720B true CN107978720B (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711187667.7A Active CN107978720B (en) | 2017-11-24 | 2017-11-24 | Head structure of soft package lithium battery and assembling method thereof |
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| Country | Link |
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| CN (1) | CN107978720B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078630B (en) * | 2009-12-24 | 2017-02-08 | 三洋电机株式会社 | Battery pack |
| CN204045797U (en) * | 2014-07-18 | 2014-12-24 | 林玉思 | The plug module of power connector |
| CN205508955U (en) * | 2016-03-30 | 2016-08-24 | 西安瑟福能源科技有限公司 | Polymer lithium ion battery structure of discharging |
| CN205723732U (en) * | 2016-06-23 | 2016-11-23 | 苏州安靠电源有限公司 | A kind of battery clamp being easy to connect battery |
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- 2017-11-24 CN CN201711187667.7A patent/CN107978720B/en active Active
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| CN107978720A (en) | 2018-05-01 |
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