CN104538690A - Self-protection storage battery - Google Patents
Self-protection storage battery Download PDFInfo
- Publication number
- CN104538690A CN104538690A CN201410732356.4A CN201410732356A CN104538690A CN 104538690 A CN104538690 A CN 104538690A CN 201410732356 A CN201410732356 A CN 201410732356A CN 104538690 A CN104538690 A CN 104538690A
- Authority
- CN
- China
- Prior art keywords
- tuning fork
- storage battery
- self
- battery pack
- battery
- 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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Classifications
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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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the 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
- 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
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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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- 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, especially, is a kind of storage battery.
Background technology
Along with people are to the concern of environmental issue, one of electric motor car main traffic instrument becoming people's excursion gradually; The leading indicator weighing an electric motor car quality is exactly the quality of storage battery; Lead acid accumulator is because of its electricity foot, the low conventional storage battery becoming electric motor car of price, but this battery pays particular attention in use, and it can not charge at any time as lithium battery, can not overcharge or overdischarge; When overcharge, battery inner anode can produce too much oxygen accumulator internal pressure is increased, and causes gas excessive, and active material also may be caused softening or come off; When a battery is overdischarged, easily make the lead sulfate crystallization of inside battery, make plate vulcanizing, battery quality declines thereupon.
Summary of the invention
For the problems referred to above, the invention provides a kind of self-shield storage battery, this storage battery can Real-Time Monitoring battery charge condition; Can auto-breaking when battery overcharge, overdischarge.
For solving the problem, the technical solution adopted in the present invention is: this self-shield storage battery includes battery pack and housing; Described battery pack is arranged on described enclosure interior and is fixed by the presser feet in inner walls; Described housing is sealed by heat-sealable way; Be provided with tuning fork in the inside of described battery pack, two shaker arm contact electrolyte of described tuning fork, the pedestal of described tuning fork exposes and is fixed on the upper surface of battery pack; Described tuning fork drives vibration by driving element; Be provided with the monitoring element for monitoring tuning fork amplitude and frequency on the housing, described monitoring element connects the described pedestal of described tuning fork, and this monitoring element is coupled to an on-off switch be connected on storage battery discharge and recharge circuit simultaneously.
The invention has the beneficial effects as follows: the sulfuric acid components in anode and cathode discharge when charging and generates sulfuric acid solution by lead-acid battery, when electric discharge, the pole plate of anode and cathode and sulfuric acid reaction generate lead sulfate and water; During discharge and recharge in lead acid accumulator solution density, damping coefficient different; Described driving element makes described tuning fork in certain frequency internal vibration with fixing actuating force, the vibration frequency of tuning fork described in described monitoring element Real-Time Monitoring and amplitude; Along 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 change by the impact of electrolyte; When the density of electrolyte, damping coefficient are less, the amplitude of described tuning fork and frequency will become greatly, and when the density of electrolyte, damping coefficient are larger, the amplitude of described tuning fork and frequency will diminish; Monitoring element catches amplitude and the frequency of this change in real time; When the amplitude of tuning fork and frequency exceed specific scope, monitoring element transmission of signal gives described on-off switch, and on-off switch disconnects the discharge and recharge circuit of storage battery, and then realizes the protection to storage battery.
As preferably, the cyclic drive power of described driving element when discharge and recharge with 1-3 time/min drives described tuning fork vibration; The vibration of this frequency can realize the pulse feature vibration of tuning fork, and tuning fork is not subject to the impact of actuating force last time at every turn substantially by amplitude when driving and frequency; Can the concentration of electrolyte now of monitoring place more really on the impact of tuning fork amplitude and frequency.
As preferably, described tuning fork scribbles corrosion-resistant coating; So that prevent tuning fork to be subject to the corrosion of electrolyte.
As preferably, the plane at two shaker arm places of described tuning fork is vertical with the pole plate of battery pack; When tuning fork vibration, described shaker arm drives electrolyte vibration around, and this structure can promote the flowing of electrolyte, and then improves the charge efficiency of storage battery.
Accompanying drawing explanation
Fig. 1 is the perspective structure schematic diagram of this self-shield storage battery embodiment.
Embodiment
Embodiment
In the embodiment shown in fig. 1, this self-shield storage battery includes battery pack 2 and housing 1; It is inner and fixing by the presser feet 11 on housing 1 inwall that described battery pack 2 is arranged on described housing 1; Described housing 1 is sealed by heat-sealable way; Be provided with tuning fork 3 in the inside of described battery pack 2, two shaker arms 31 of described tuning fork 3 contact electrolyte, and described tuning fork 3 scribbles corrosion-resistant coating, so that 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 battery pack 2; The pedestal 32 of described tuning fork 3 exposes and is fixed on the upper surface of battery pack 2; Described tuning fork 3 drives vibration by driving element 4, and described driving element 4 drives described tuning fork 3 to vibrate when discharge and recharge with the cyclic drive power of 1-3 time/min; Described driving element 4 is common part, and as used piezoelectric chip to realize, concrete driving element is not key protection point of the present invention, and no further details to be given herein; Described housing 1 is provided with the monitoring element 5 for monitoring tuning fork 3 amplitude and frequency, and described monitoring element 5 connects the described pedestal 32 of described tuning fork 3, and this monitoring element 5 is coupled to an on-off switch 6 be connected on storage battery discharge and recharge circuit simultaneously.
Sulfuric acid components on anode and cathode pole plate 21 can discharge when charging and generate sulfuric acid solution by lead acid accumulator, and when discharging, the pole plate 21 of anode and cathode generates lead sulfate and water with sulfuric acid reaction; During charge and discharge in lead acid accumulator solution density, damping coefficient different; Described driving element 4 makes the forced vibration in certain frequency of described tuning fork 3 with fixing actuating force, the frequency of this actuating force is 1-3 time/min, when driving element 4 drives tuning fork 3 to vibrate at every turn, tuning fork produces the vibration of a pulse feature, because the frequency of actuating force is less, tuning fork 3 is affected by actuating force once when second time forced vibration almost nil, and the forced vibration that therefore tuning fork 3 is each all can be regarded as independently; Size due to actuating force keeps fixing, and when the component of electrolyte is different, damping coefficient is different, the Oscillation Amplitude of tuning fork 3 and frequency also can change; The vibration frequency of tuning fork 3 described in described monitoring element 5 Real-Time Monitoring and amplitude; Along 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 change by the impact of electrolyte; When the density of electrolyte, damping coefficient are less, the amplitude of described tuning fork 3 and frequency will become greatly, and when the density of electrolyte, damping coefficient are larger, amplitude and the frequency of described tuning fork 3 will diminish; Monitoring element 5 catches amplitude and the frequency of this change in real time; Set the oscillating region of a safety when storage battery is produced, when the amplitude of tuning fork 3 and frequency exceed the scope of setting, monitoring element 5 transmission of signal gives described on-off switch 6, and on-off switch 6 disconnects the discharge and recharge circuit of storage battery, and then realizes the protection to storage battery; The mode of concrete signal transacting and transmission and control circuit break-make is comparatively common and be not key protection point of the present invention, therefore no further details to be given herein.
In addition, the plane at two shaker arm 31 places of described tuning fork 3 is vertical with the pole plate 21 of battery pack 2; When tuning fork 3 vibrates, described shaker arm 31 drives electrolyte vibration around, and this structure can promote the flowing of electrolyte, accelerates the reaction between electrolyte and pole plate 21, can improve the charge efficiency of storage battery to a certain extent.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. a self-shield storage battery, this self-shield storage battery includes battery pack (2) and housing (1); It is inner and fixing by the presser feet (11) on housing (1) inwall that described battery pack (2) is arranged on described housing (1); Described housing (1) is sealed by heat-sealable way; It is characterized in that: be provided with tuning fork (3) in the inside of described battery pack (2), two shaker arm (31) contact electrolyte of described tuning fork (3), the pedestal (31) of described tuning fork (3) exposes and is fixed on the upper surface of battery pack (2); Described tuning fork (2) drives vibration by driving element (4); Described housing (1) is provided with the monitoring element (5) for monitoring tuning fork amplitude and frequency, described monitoring element (5) connects the described pedestal (32) of described tuning fork (3), and this monitoring element (5) is coupled to an on-off switch (6) be connected on storage battery discharge and recharge circuit simultaneously.
2. self-shield storage battery according to claim 1, is characterized in that: described driving element (4) drives described tuning fork (3) to vibrate when charge and discharge with the cyclic drive power of 1-3 time/min.
3. self-shield storage battery according to claim 1 and 2, is characterized in that: on described tuning fork (3), scribble corrosion-resistant coating.
4. self-shield storage battery according to claim 3, is characterized in that: the plane at two shaker arm (31) places of described tuning fork (3) is vertical with the pole plate (21) of battery pack (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 true CN104538690A (en) | 2015-04-22 |
| CN104538690B 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 |
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| CN (1) | CN104538690B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020093359A1 (en) * | 2018-11-09 | 2020-05-14 | GM Global Technology Operations LLC | Desulfation of lead acid batteries using electrolyte agitator |
Citations (5)
| 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 |
| JP2011172399A (en) * | 2010-02-19 | 2011-09-01 | Sony Chemical & Information Device Corp | Protection circuit, battery control device, and battery pack |
| CN102637844A (en) * | 2003-10-14 | 2012-08-15 | 布莱克和戴克公司 | Battery pack |
| US20130216877A1 (en) * | 2012-02-20 | 2013-08-22 | Touchsensor Technologies, Llc | Battery fluid level sensor |
-
2014
- 2014-12-06 CN CN201410732356.4A patent/CN104538690B/en active Active
Patent Citations (5)
| 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 |
| JP2011172399A (en) * | 2010-02-19 | 2011-09-01 | Sony Chemical & Information Device Corp | Protection circuit, battery control device, and battery pack |
| US20130216877A1 (en) * | 2012-02-20 | 2013-08-22 | Touchsensor Technologies, Llc | Battery fluid level sensor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020093359A1 (en) * | 2018-11-09 | 2020-05-14 | GM Global Technology Operations LLC | Desulfation of lead acid batteries using electrolyte agitator |
| CN113016098A (en) * | 2018-11-09 | 2021-06-22 | 通用汽车环球科技运作有限责任公司 | Desulfurization of lead acid batteries using electrolyte mixers |
| US12009489B2 (en) | 2018-11-09 | 2024-06-11 | GM Global Technology Operations LLC | Desulfation of lead acid batteries using electrolyte agitator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104538690B (en) | 2017-01-25 |
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| 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 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |