CN205692931U - A kind of battery core safety monitoring device of external reference electrode - Google Patents
A kind of battery core safety monitoring device of external reference electrode Download PDFInfo
- Publication number
- CN205692931U CN205692931U CN201620610174.4U CN201620610174U CN205692931U CN 205692931 U CN205692931 U CN 205692931U CN 201620610174 U CN201620610174 U CN 201620610174U CN 205692931 U CN205692931 U CN 205692931U
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- Prior art keywords
- reference electrode
- out tablet
- region
- lead
- negative pole
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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
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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses the battery core safety monitoring device of a kind of external reference electrode, including the electrolyte diaphragm seal for encapsulating electrolyte, it is divided into anolyte region, electrolyte region and reference electrode electrolysis region by polymer micro isolated film in described electrolyte diaphragm seal, described reference electrode electrolysis region is positioned at described electrolyte intra-zone, it is provided with positive pole lead-out tablet in described anolyte region, being provided with negative pole lead-out tablet in described electrolyte region, the electrolysis of described reference electrode is additionally provided with reference electrode lead-out tablet in region.Lithium metal crystallize on negative pole lead-out tablet formation dendrite lithium growth puncture polymer micro isolated film after, the change in voltage between reference electrode lead-out tablet and negative pole lead-out tablet can be timely detected by reference electrode lead-out tablet, such that it is able to internal short-circuit of battery is taken measures by control system to hint in time, it is to avoid cannot normally work lithium ion power storage battery threaten user personal safety.
Description
Technical field
This utility model relates to new forms of energy dynamic lithium battery technical field, the battery core peace of a kind of external reference electrode
Full supervising device.
Background technology
New forms of energy refer to that just starting outside traditional energy develops or the most actively study, needs the various energy promoted
Source form, new forms of energy can effectively cope with the problem such as oil crisis and environmental pollution, the most such as: solar energy, geothermal energy, wind
Energy, ocean energy, biomass energy and nuclear fusion energy etc.；It is that the key link that new forms of energy are promoted also is that the memory transfer of new forms of energy utilizes
The technical barrier of emphasis public relations, the storage of new forms of energy is main is converted into chemical energy, potential energy by certain technology by new forms of energy, move
The forms such as energy, electromagnetic energy, make the energy after conversion have the most transferable or spy of time upper transferable or quality controllable system
Point, can discharge in a suitable manner in reasonable time, place.The most most commonly seen energy storage mode is battery storage
Can, but for high energy consumption, powerful power-equipment be its provide new forms of energy power energy storage battery technology still await into
One step ground exploitation.
Lithium ion power storage battery, as a kind of environmental protection battery, has high-energy-density, high working voltage, high safety
The advantage such as performance and long life, therefore demonstrates excellent in terms of the new forms of energy energy storage such as portable electric appts, electric automobile
Prospect more.In lithium ion power storage battery, owing to lithium metal can crystallize formation dendrite lithium, therefore lithium metal on negative pole
By as negative active core-shell material；But dendrite lithium grows into and to a certain degree can puncture polymer micro isolated film, causes battery
Internal short-circuit, not only resulting in lithium ion power storage battery cannot normally work, even the personal safety of serious threat user.
Summary of the invention
In order to overcome the deficiencies in the prior art, this utility model provides the battery core security monitoring of a kind of external reference electrode
Device.
This utility model solves its technical problem and be the technical scheme is that
A kind of battery core safety monitoring device of external reference electrode, including the electrolyte diaphragm seal for encapsulating electrolyte,
It is divided into anolyte region, electrolyte region and reference by polymer micro isolated film in described electrolyte diaphragm seal
Electrolysis region, described reference electrode electrolysis region is positioned at described electrolyte intra-zone, in described anolyte region
It is provided with positive pole lead-out tablet, is provided with negative pole lead-out tablet in described electrolyte region, in described reference electrode electrolysis region also
Being provided with reference electrode lead-out tablet, reference electrode lead-out tablet is that sheet metal lithium is made.
As the further improvement of technique scheme, described polymer micro isolated film is the copolymerization of propylene and ethylene
Thing micropore isolated film.
As the further improvement of technique scheme, described positive pole lead-out tablet is aluminium foil, and described negative pole lead-out tablet is copper
Paper tinsel.
As the further improvement of technique scheme, also include the cell package for encapsulating described electrolyte diaphragm seal
Shell, described cell package shell is cylindrical, and the axial two ends of described cell package shell are respectively arranged with positive pole and install
Sheet and negative pole installation sheet, be provided with the middle sheet that connects, described positive pole peace between described positive pole installation sheet and described negative pole installation sheet
Load, described negative pole installation sheet and the described middle sheet that connects are metallic conductor, and described positive pole installation sheet and described centre connect
Be provided with between contact pin and be dielectrically separated from assembling ring one, described negative pole installation sheet and described in the middle of connect be provided with between sheet insulation every
From assembling ring two, described positive pole lead-out tablet electrically connects with described positive pole installation sheet, and described negative pole lead-out tablet is installed with described negative pole
Sheet electrically connects, and described reference electrode lead-out tablet and the described middle sheet that connects electrically connect.
Compared with prior art, the beneficial effects of the utility model are:
The battery core safety monitoring device of a kind of external reference electrode provided by the utility model, lithium metal is drawn at negative pole
Crystallize on sheet formation dendrite lithium growth puncture polymer micro isolated film after, can be in time by reference electrode lead-out tablet
The change in voltage between reference electrode lead-out tablet and negative pole lead-out tablet detected, such that it is able to control system to hint is to electricity in time
Pond internal short-circuit takes measures, it is to avoid cannot normally work lithium ion power storage battery threaten user personal safety.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the battery core safety monitoring device of a kind of external reference electrode described in the utility model.
Detailed description of the invention
It is the structural representation of one specific embodiment of this utility model with reference to Fig. 1, Fig. 1.
As it is shown in figure 1, the battery core safety monitoring device of a kind of external reference electrode, including the electrolysis for encapsulating electrolyte
Liquid-tight sealer 10, in described electrolyte diaphragm seal 10 by polymer micro isolated film 20 be divided into anolyte region 21,
Electrolyte region 22 and reference electrode electrolysis region 23, described reference electrode electrolysis region 23 is positioned at described electrolyte region
22 is internal, is provided with positive pole lead-out tablet 30, is provided with negative pole in described electrolyte region 22 in described anolyte region 21
Lead-out tablet 40, the electrolysis of described reference electrode is additionally provided with reference electrode lead-out tablet 50 in region 23, and reference electrode lead-out tablet 50 is
Sheet metal lithium is made.Specifically, described polymer micro isolated film 20 is that propylene is thin with the isolation of the copolymer micropore of ethylene
Film.Described positive pole lead-out tablet 30 is aluminium foil, and described negative pole lead-out tablet 40 is Copper Foil.
Further, the cell package shell for encapsulating described electrolyte diaphragm seal 10, described cell package are also included
Shell is cylindrical, and the axial two ends of described cell package shell are respectively arranged with positive pole installation sheet 61 and negative pole installation sheet
62, it is provided with the middle sheet 63 that connects between described positive pole installation sheet 61 and described negative pole installation sheet 62, described positive pole installation sheet 61,
Described negative pole installation sheet 62 and the described middle sheet 63 that connects are metallic conductor, and described positive pole installation sheet 61 and described centre connect
Being provided with between contact pin 63 and be dielectrically separated from assembling ring 1, described negative pole installation sheet 62 and described middle connection are arranged between sheet 63
Being dielectrically separated from assembling ring 2 65, described positive pole lead-out tablet 30 electrically connects with described positive pole installation sheet 61, described negative pole lead-out tablet
40 electrically connect with described negative pole installation sheet 62, and described reference electrode lead-out tablet 50 and the described middle sheet 63 that connects electrically connect.
Said structure be possible not only to be timely detected described reference electrode lead-out tablet 50 and described negative pole lead-out tablet 40 it
Between change in voltage, thus internal short-circuit of battery is taken measures by control system to hint in time, it is to avoid cannot the lithium of normal work
Ion power accumulator threatens the personal safety of user；And the structure of described cell package shell, it is simple to described positive pole draws
Slice 30, described negative pole lead-out tablet 40 and the external cabling of described reference electrode lead-out tablet 50 and with detection control apparatus
Assembly and connection.
Above preferable enforcement of the present utility model is illustrated, certainly, this utility model can also use with
The form that above-mentioned embodiment is different, those of ordinary skill in the art are being made on the premise of this utility model spirit
The conversion of equivalent or change accordingly, all should belong in protection domain of the present utility model.
Claims (4)
1. the battery core safety monitoring device of an external reference electrode, it is characterised in that: include the electrolysis for encapsulating electrolyte
Liquid-tight sealer (10), is divided into anolyte district by polymer micro isolated film (20) in described electrolyte diaphragm seal (10)
Territory (21), electrolyte region (22) and reference electrode electrolysis region (23), described reference electrode electrolysis region (23) is positioned at institute
State electrolyte region (22) internal, in described anolyte region (21), be provided with positive pole lead-out tablet (30), described negative electricity
It is provided with negative pole lead-out tablet (40) in solving region (22), is additionally provided with reference electrode in described reference electrode electrolysis region (23) and draws
Slice (50), reference electrode lead-out tablet (50) is that sheet metal lithium is made.
The battery core safety monitoring device of a kind of external reference electrode the most according to claim 1, it is characterised in that: described poly-
Compound micropore isolated film (20) is the copolymer micropore isolated film of propylene and ethylene.
The battery core safety monitoring device of a kind of external reference electrode the most according to claim 1, it is characterised in that: described just
Pole lead-out tablet (30) is aluminium foil, and described negative pole lead-out tablet (40) is Copper Foil.
The battery core safety monitoring device of a kind of external reference electrode the most according to claim 1, it is characterised in that: also include
For encapsulating the cell package shell of described electrolyte diaphragm seal (10), described cell package shell is cylindrical, and described electricity
The axial two ends of pond package casing are respectively arranged with positive pole installation sheet (61) and negative pole installation sheet (62), described positive pole installation sheet
(61) middle connection sheet (63), described positive pole installation sheet (61), described negative pole and it are provided with between described negative pole installation sheet (62)
Installation sheet (62) and described centre connect sheet (63) and are metallic conductor, and described positive pole installation sheet (61) and described centre connect
Be provided with between sheet (63) be dielectrically separated from assembling ring one (64), described negative pole installation sheet (62) and described in the middle of connection sheet (63) it
Between be provided be dielectrically separated from assembling ring two (65), described positive pole lead-out tablet (30) electrically connects with described positive pole installation sheet (61), institute
Stating negative pole lead-out tablet (40) to electrically connect with described negative pole installation sheet (62), described reference electrode lead-out tablet (50) and described centre connect
Contact pin (63) electrically connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620610174.4U CN205692931U (en) | 2016-06-21 | 2016-06-21 | A kind of battery core safety monitoring device of external reference electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620610174.4U CN205692931U (en) | 2016-06-21 | 2016-06-21 | A kind of battery core safety monitoring device of external reference electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205692931U true CN205692931U (en) | 2016-11-16 |
Family
ID=57416417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620610174.4U Expired - Fee Related CN205692931U (en) | 2016-06-21 | 2016-06-21 | A kind of battery core safety monitoring device of external reference electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205692931U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106707185A (en) * | 2016-12-14 | 2017-05-24 | 天津力神电池股份有限公司 | Method for evaluating performance of soft packaging lithium-ion secondary battery |
| CN107026282A (en) * | 2017-06-02 | 2017-08-08 | 中天储能科技有限公司 | A kind of lithium ion battery three-electrode system and its method of testing |
| CN109150637A (en) * | 2018-10-31 | 2019-01-04 | 上海剑桥科技股份有限公司 | Early warning failure system and the network equipment with early warning failure function |
-
2016
- 2016-06-21 CN CN201620610174.4U patent/CN205692931U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106707185A (en) * | 2016-12-14 | 2017-05-24 | 天津力神电池股份有限公司 | Method for evaluating performance of soft packaging lithium-ion secondary battery |
| CN107026282A (en) * | 2017-06-02 | 2017-08-08 | 中天储能科技有限公司 | A kind of lithium ion battery three-electrode system and its method of testing |
| CN109150637A (en) * | 2018-10-31 | 2019-01-04 | 上海剑桥科技股份有限公司 | Early warning failure system and the network equipment with early warning failure function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ke Yong Inventor after: Pang Donglian Inventor after: Zhang Chunling Inventor before: Ke Yong Inventor before: Tao Yibin Inventor before: Zhang Chunling |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161116 Termination date: 20170621 |