CN104538690B - Self-protection storage battery - Google Patents
Self-protection storage battery Download PDFInfo
- Publication number
- CN104538690B CN104538690B CN201410732356.4A CN201410732356A CN104538690B CN 104538690 B CN104538690 B CN 104538690B CN 201410732356 A CN201410732356 A CN 201410732356A CN 104538690 B CN104538690 B CN 104538690B
- Authority
- CN
- China
- Prior art keywords
- tuning fork
- storage battery
- self
- cells
- monitoring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000012544 monitoring process Methods 0.000 claims abstract description 26
- 239000003792 electrolyte Substances 0.000 claims abstract description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 12
- 239000002253 acid Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- PIJPYDMVFNTHIP-UHFFFAOYSA-L lead sulfate Chemical compound [PbH4+2].[O-]S([O-])(=O)=O PIJPYDMVFNTHIP-UHFFFAOYSA-L 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- 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
- H01M10/44—Methods for charging or discharging
-
- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/484—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring electrolyte level, electrolyte density or electrolyte conductivity
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to a self-protection storage battery. The self-protection storage battery comprises a battery pack and a shell; the battery pack is arranged in the shell and is fixed through presser feet on the inner wall of the shell; the shell is sealed in a heat sealing manner; a tuning fork is arranged in the battery pack, two vibration arms of the tuning fork contact with an electrolyte, and the pedestal of the tuning fork is exposed and is fixed on the upper end surface of the battery pack; a driving element drives the tuning fork to vibrate; and the shell is provided with a monitoring element for monitoring the amplitude and the frequency of the tuning fork, the monitoring element is connected with the pedestal of the tuning fork, and the monitoring element is coupled to an on-off switch serially connected to a storage battery charge and discharge line. The self-protection storage battery can monitor the charging condition of a battery in real time, and can automatically power off when the battery is over-charged or over-discharged.
Description
Technical field
The present invention relates to a kind of electric accessory motor, particularly, it is a kind of storage battery.
Background technology
With the concern to environmental issue for the people, electric motor car is increasingly becoming one of main means of transport of people's excursion；The leading indicator weighing an electric motor car quality is exactly the quality of storage battery；Lead-acid accumulator because of its electricity foot, the low conventional storage battery becoming electric motor car of price, but this battery when using it is important to note that it can not charge as lithium battery at any time, nor overcharge or overdischarge；When overcharge, battery inner anode can produce excessive oxygen makes accumulator internal pressure increase, and causes gas excessive it is also possible to lead to active substance to soften or come off；When a battery is overdischarged, the lead sulfate easily making inside battery crystallizes, and makes plate vulcanizing, battery quality declines therewith.
Content of the invention
For the problems referred to above, the present invention provides a kind of self-shield storage battery, and this storage battery being capable of real-time monitoring battery charge condition；Can automatically power off in battery overcharge, overdischarge.
For solving the above problems, the technical solution adopted in the present invention is: this self-shield storage battery includes set of cells and housing；Described set of cells is arranged on described enclosure interior and is fixed by the presser feet in inner walls；Described housing is sealed by heat-sealable way；In the inside of described set of cells, tuning fork, two vibration arm contact electrolyte of described tuning fork are installed, the pedestal of described tuning fork exposes and is fixed on the upper surface of set of cells；Described tuning fork drives vibration by driving element；Monitoring element for monitoring tuning fork amplitude and frequency is installed on the housing, described monitoring element connects the described pedestal of described tuning fork, and this monitoring element is coupled to an on and off switch being connected in storage battery charge and discharge electric line simultaneously.
The invention has the beneficial effects as follows: the sulfuric acid components in anode and cathode are discharged when charging and generate sulfuric acid solution by lead-acid battery, and in electric discharge, the pole plate of anode and cathode and sulfuric acid reaction generate lead sulfate and water；In lead-acid accumulator during discharge and recharge solution density, damped coefficient different；Described driving element makes described tuning fork in certain frequency internal vibration with fixing driving force, the frequency of vibration of tuning fork and amplitude described in described monitoring element real-time monitoring；With the carrying out of discharge and recharge, the electrolyte component around tuning fork changes, and now the amplitude of described tuning fork and frequency are affected to change by electrolyte；When the density of electrolyte, damped coefficient are less, the amplitude of described tuning fork and frequency will become greatly, and when the density of electrolyte, damped coefficient are larger, the amplitude of described tuning fork and frequency will diminish；The amplitude of monitoring element this change of real-time capture and frequency；When the amplitude of tuning fork and frequency exceed specific scope, monitoring element delivers a signal to described on and off switch, and on and off switch disconnects the charge and discharge electric line of storage battery, and then realizes the protection to storage battery.
Preferably, described driving element drives described tuning fork vibration in discharge and recharge with the cyclic drive power of 1-3 time/min；The vibration of this frequency can realize the pulse feature vibration of tuning fork, and amplitude when tuning fork is driven every time and frequency are not affected by last time driving force substantially；Can the more really impact to tuning fork amplitude and frequency for the concentration of electrolyte now at monitoring.
Preferably, scribbling corrosion-resistant coating on described tuning fork；In order to prevent tuning fork from being corroded by electrolyte.
Preferably, the plane at the two of described tuning fork shaker arm places is vertical with the pole plate of set of cells；In tuning fork vibration, described shaker arm drives the electrolyte vibration of surrounding, and this structure can promote the flowing of electrolyte, and then improves the charge efficiency of storage battery.
Brief description
Fig. 1 is the perspective structure schematic diagram of one embodiment of this self-shield storage battery.
Specific embodiment
In the embodiment shown in fig. 1, this self-shield storage battery includes set of cells 2 and housing 1；It is internal and fixing by the presser feet 11 on housing 1 inwall that described set of cells 2 is arranged on described housing 1；Described housing 1 is sealed by heat-sealable way；In the inside of described set of cells 2, tuning fork 3, two shaker arm 31 contact electrolyte of described tuning fork 3 are installed, described tuning fork 3 scribble corrosion-resistant coating, in order to prevent tuning fork 3 described in electrolytic corrosion；The plane at two described shaker arm 31 places is vertical with the pole plate 21 of set of cells 2；The pedestal 32 of described tuning fork 3 exposes and is fixed on the upper surface of set of cells 2；Described tuning fork 3 drives vibration by driving element 4, and described driving element 4 drives described tuning fork 3 to vibrate in discharge and recharge with the cyclic drive power of 1-3 time/min；Described driving element 4 is common part, such as be can achieve using piezoelectric chip, specific driving element is not the key protection point of the present invention, and no further details to be given herein；Monitoring element 5 for monitoring tuning fork 3 amplitude and frequency is provided with described housing 1, described monitoring element 5 connects the described pedestal 32 of described tuning fork 3, this monitoring element 5 is coupled to an on and off switch 6 being connected in storage battery charge and discharge electric line simultaneously.
Sulfuric acid components on anode and cathode pole plate 21 can be discharged and generate sulfuric acid solution when charging by lead-acid accumulator, and in electric discharge, the pole plate 21 of anode and cathode and sulfuric acid reaction generate lead sulfate and water；In lead-acid accumulator during charge and discharge solution density, damped coefficient different；Described driving element 4 makes described tuning fork 3 forced vibration in certain frequency with fixing driving force, the frequency of this driving force is 1-3 time/min, when driving element 4 drives tuning fork 3 vibration every time, tuning fork produces the vibration of a pulse feature, because the frequency of driving force is less, tuning fork 3 in second forced vibration by driving force once affected almost nil, therefore each forced vibration of tuning fork 3 all can regard independent as；Because the size of driving force keeps fixing, when the component of electrolyte is different, damped coefficient is different, the Oscillation Amplitude of tuning fork 3 and frequency also can change；The frequency of vibration of tuning fork 3 and amplitude described in described monitoring element 5 real-time monitoring；With the carrying out of discharge and recharge, the electrolyte component around tuning fork 3 changes, and now the amplitude of described tuning fork 3 and frequency are affected to change by electrolyte；When the density of electrolyte, damped coefficient are less, the amplitude of described tuning fork 3 and frequency will become greatly, and when the density of electrolyte, damped coefficient are larger, the amplitude of described tuning fork 3 and frequency will diminish；The amplitude of monitoring element 5 this change of real-time capture and frequency；Set the oscillating region of a safety when storage battery produces, when the amplitude of tuning fork 3 and frequency exceed the scope of setting, monitoring element 5 delivers a signal to described on and off switch 6, and on and off switch 6 disconnects the charge and discharge electric line of storage battery, and then realizes the protection to storage battery；Specific signal processing is relatively conventional with the mode of transmission and control circuit break-make and key protection point that be not the present invention, therefore no further details to be given herein.
Additionally, the plane that two shaker arms 31 of described tuning fork 3 are located is vertical with the pole plate 21 of set of cells 2；When tuning fork 3 vibrates, described shaker arm 31 drives the electrolyte vibration of surrounding, and this structure can promote the flowing of electrolyte, accelerate the reaction between electrolyte and pole plate 21, can improve the charge efficiency of storage battery to a certain extent.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (4)
1. a kind of self-shield storage battery, this self-shield storage battery includes set of cells (2) and housing (1)；It is internal and fixing by the presser feet (11) on housing (1) inwall that described set of cells (2) is arranged on described housing (1)；Described housing (1) is sealed by heat-sealable way；It is characterized in that: in the inside of described set of cells (2), tuning fork (3), two shaker arm (31) contact electrolyte of described tuning fork (3) are installed, the pedestal (32) of described tuning fork (3) exposes and is fixed on the upper surface of set of cells (2)；Described tuning fork (2) drives vibration by driving element (4)；Monitoring element (5) for monitoring tuning fork amplitude and frequency is provided with described housing (1), described monitoring element (5) connects the described pedestal (32) of described tuning fork (3), and this monitoring element (5) is coupled to an on and off switch (6) being connected in storage battery charge and discharge electric line simultaneously.
2. self-shield storage battery according to claim 1 it is characterised in that: described driving element (4) drives described tuning fork (3) vibration in charge and discharge with the cyclic drive power of 1-3 time/min.
3. self-shield storage battery according to claim 1 and 2 it is characterised in that: scribble corrosion-resistant coating on described tuning fork (3).
4. self-shield storage battery according to claim 3 it is characterised in that: the plane that two shaker arms (31) of described tuning fork (3) are located is vertical with the pole plate (21) of set of cells (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410732356.4A CN104538690B (en) | 2014-12-06 | 2014-12-06 | Self-protection storage battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410732356.4A CN104538690B (en) | 2014-12-06 | 2014-12-06 | Self-protection storage battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104538690A CN104538690A (en) | 2015-04-22 |
| CN104538690B true CN104538690B (en) | 2017-01-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410732356.4A Active CN104538690B (en) | 2014-12-06 | 2014-12-06 | Self-protection storage battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104538690B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12009489B2 (en) | 2018-11-09 | 2024-06-11 | GM Global Technology Operations LLC | Desulfation of lead acid batteries using electrolyte agitator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1318211A (en) * | 1998-09-16 | 2001-10-17 | 泰科电子英国有限公司 | Battery over-discharge protection |
| CN1658469A (en) * | 2003-11-14 | 2005-08-24 | 索尼株式会社 | Battery pack, battery protection processing apparatus, and startup control method of the battery protection processing apparatus |
| CN102637844A (en) * | 2003-10-14 | 2012-08-15 | 布莱克和戴克公司 | Battery pack |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5415318B2 (en) * | 2010-02-19 | 2014-02-12 | デクセリアルズ株式会社 | Protection circuit, battery control device, and battery pack |
| MX2014008597A (en) * | 2012-02-20 | 2015-03-06 | Touchsensor Tech Llc | Battery fluid level sensor. |
-
2014
- 2014-12-06 CN CN201410732356.4A patent/CN104538690B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1318211A (en) * | 1998-09-16 | 2001-10-17 | 泰科电子英国有限公司 | Battery over-discharge protection |
| CN102637844A (en) * | 2003-10-14 | 2012-08-15 | 布莱克和戴克公司 | Battery pack |
| CN1658469A (en) * | 2003-11-14 | 2005-08-24 | 索尼株式会社 | Battery pack, battery protection processing apparatus, and startup control method of the battery protection processing apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104538690A (en) | 2015-04-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Xiaoxu Inventor after: Zhang Yuchao Inventor after: Yuan Zhigang Inventor after: Ding Wenguang Inventor after: Yuan Zhiqiang Inventor after: Zeng Qianyi Inventor after: Zhang Bingtao Inventor after: Liu Yanwen Inventor after: Yang Xue Inventor after: Yang Wenguang Inventor before: Zhou Gang |
|
| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160912 Address after: 100017 West Chang'an Avenue, Beijing, No. 86, No. Applicant after: State Grid Corporation of China Applicant after: Siping Power Supply Company of State Grid Jilin Electric Power Company Limited Address before: 215000 Xiangcheng District City, Suzhou province Huangqiao Street Lane Economic Development Zone Applicant before: Suzhou Xin Hang Microtronics A/S |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |