CN103943899B - A kind of Ni-MH battery gas circuit balancer - Google Patents
A kind of Ni-MH battery gas circuit balancer Download PDFInfo
- Publication number
- CN103943899B CN103943899B CN201410138928.6A CN201410138928A CN103943899B CN 103943899 B CN103943899 B CN 103943899B CN 201410138928 A CN201410138928 A CN 201410138928A CN 103943899 B CN103943899 B CN 103943899B
- Authority
- CN
- China
- Prior art keywords
- battery
- balanced
- gas circuit
- compartment
- battery compartment
- 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.)
- Expired - Fee Related
Links
- 229910018095 Ni-MH Inorganic materials 0.000 title claims abstract description 15
- 229910018477 Ni—MH Inorganic materials 0.000 title claims abstract description 15
- 239000003792 electrolyte Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 230000000903 blocking effect Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 3
- 210000000078 claw Anatomy 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
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
- H01M10/34—Gastight accumulators
- H01M10/345—Gastight metal hydride accumulators
-
- 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
- H01M50/10—Primary casings; Jackets or wrappings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a kind of Ni-MH battery gas circuit balancer, comprise housing, in described housing, be provided with some separate and closed battery compartment, a battery is installed in each described battery compartment, in described battery compartment, is also loaded with electrolyte; Be respectively equipped with the internal balance gas circuit being communicated with described battery compartment between adjacent described battery compartment, described internal balance gas circuit is positioned at the gas compartment of more than described liquid level of electrolyte; The described gas compartment is connected with and outreaches balanced pipeline; Internal balance gas circuit with outreach balanced pipeline coordinate formed airtight after gas circuit balancer make each battery compartment air pressure identical, battery parameter also can be balanced because of the equilibrium of air pressure, ensure the stability that battery exports and the fail safe that battery uses, extend the useful life of battery.
Description
Technical field
The present invention relates to a kind of electric car power supply, particularly relate to a kind of medium cool batteries module.
Background technology
Along with the fast development of New-energy electric vehicle, existing traditional lead acid batteries is because of the problem such as environmental requirement and useful life, constrain the development of motor vehicle, novel Ni-MH battery is high because having charge-discharge magnification, charging can be completed at short notice, there is best cryogenic property simultaneously, but Ni-MH battery is in charge and discharge process, air pressure in battery compartment can change to some extent, if the atmospheric pressure value in each battery compartment is different, the unit for electrical property parameters of battery in each battery compartment can be caused different, battery module is exported unbalanced, also there is potential safety hazard.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of a kind of Ni-MH battery gas circuit balancer ensureing Ni-MH battery parameter stability and useful life.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of Ni-MH battery gas circuit balancer, comprise housing, some separate and closed battery compartment are provided with in described housing, a battery is installed in each described battery compartment, in described battery compartment, is also loaded with electrolyte; Be respectively equipped with the internal balance gas circuit being communicated with described battery compartment between adjacent described battery compartment, described internal balance gas circuit is positioned at the gas compartment of more than described liquid level of electrolyte; The described gas compartment is connected with and outreaches balanced pipeline.
As the preferred technical scheme of one, described internal balance gas circuit comprises the ventilation gap be arranged between adjacent described battery compartment.
As the preferred technical scheme of one, described in outreach balanced pipeline and comprise installation balanced transverse tube on the housing, described balanced transverse tube is provided with balanced vertical tube, and the two ends of described balanced transverse tube are installed with equalized seal blocking or expansion tube connector.
As the preferred technical scheme of one, described expansion tube connector is provided with balanced locking projection, and described housing is provided with balancedly locks the equilibrium that projection coordinates with described and lock draw-in groove; The blocking of described equalized seal is also provided with and locks equilibrium corresponding to draw-in groove with described equilibrium and lock projection.
As the preferred technical scheme of one, described housing comprises the battery cover being positioned at described housing tip, described battery cover is provided with upper cover, described battery cover is provided with balanced pipeline hole, the bottom of described balanced vertical tube is passed described balanced pipeline hole and is communicated with described internal balance gas circuit, between described balanced vertical tube with described balanced pipeline hole, sealing ring is installed, described equilibrium locking draw-in groove be arranged on described on cover.
Owing to have employed technique scheme, a kind of Ni-MH battery gas circuit balancer, comprises housing, is provided with some separate and closed battery compartment in described housing, a battery is installed in each described battery compartment, in described battery compartment, is also loaded with electrolyte; Be respectively equipped with the internal balance gas circuit being communicated with described battery compartment between adjacent described battery compartment, described internal balance gas circuit is positioned at the gas compartment of more than described liquid level of electrolyte; The described gas compartment is connected with and outreaches balanced pipeline; Internal balance gas circuit with outreach balanced pipeline coordinate formed airtight after gas circuit balancer make each battery compartment air pressure identical, battery parameter also can be balanced because of the equilibrium of air pressure, ensure the stability that battery exports and the fail safe that battery uses, extend the useful life of battery.
Description of the invention provides in order to example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present invention and practical application are better described, and enables those of ordinary skill in the art understand the present invention thus design the various embodiments with various amendment being suitable for special-purpose.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the present invention and explain, not delimit the scope of the invention.Wherein:
Fig. 1 is the explosive view of the present invention's Application Example;
Fig. 2 is the cutaway view of embodiment of the present invention battery mounting;
Fig. 3 is I place enlarged drawing in Fig. 2;
Fig. 4 is the structural representation of the internal balance gas circuit of the embodiment of the present invention;
Fig. 5 is the scheme of installation that the embodiment of the present invention outreaches balanced pipeline;
Fig. 6 is the locking state schematic diagram that the embodiment of the present invention outreaches balanced pipeline;
Fig. 7 is the structural representation that the present invention is applied to group of battery modules;
Fig. 8 is the vertical view of the present invention's Application Example;
In figure: 31-battery cover; 32-upper cover; 41-internal balance gas circuit; The balanced transverse tube of 42-; The balanced vertical tube of 43-; 44-equalized seal blocks; 45-expands tube connector; 46-equilibrium locking projection; 47-equilibrium locking draw-in groove; 61-battery mounting; 621-claw; 622-chuck; 63-dovetail groove; 64-dovetails.
Embodiment
Below in conjunction with drawings and Examples, set forth the present invention further.In the following detailed description, the mode only by illustrating describes some one exemplary embodiment of the present invention.Undoubtedly, those of ordinary skill in the art can recognize, when without departing from the spirit and scope of the present invention, can revise by various different mode to described embodiment.Therefore, accompanying drawing is illustrative with being described in essence, instead of for limiting the protection range of claim.
A kind of Ni-MH battery gas circuit balancer, comprises housing, as shown in Figure 1, is provided with some separate and closed battery compartment in described housing, is provided with a battery, is also loaded with electrolyte in described battery compartment in each described battery compartment;
As shown in Figure 4, the internal balance gas circuit 41 being communicated with described battery compartment is respectively equipped with between adjacent described battery compartment, described internal balance gas circuit 41 comprises the ventilation gap be arranged between adjacent described battery compartment, and described internal balance gas circuit 41 is positioned at the gas compartment of more than described liquid level of electrolyte; The described gas compartment is connected with and outreaches balanced pipeline, as shown in Figure 1, describedly outreach balanced pipeline and comprise installation balanced transverse tube 42 on the housing, described balanced transverse tube 42 is provided with balanced vertical tube 43, as shown in Figure 5 and Figure 6, the two ends of described balanced transverse tube 42 are installed with equalized seal blocking 44 or expansion tube connector 45, and described expansion tube connector is provided with balanced locking projection 46, and described housing is provided with balancedly locks the equilibrium that projection 46 coordinates with described and lock draw-in groove 47; Described equalized seal blocking 44 is also provided with and locks equilibrium corresponding to draw-in groove 47 with described equilibrium and lock projection 46.
As shown in Figure 1, described housing comprises the battery cover 31 being positioned at described housing tip, described battery cover 31 is provided with upper cover 32, described battery cover 31 is provided with balanced pipeline hole, the bottom of described balanced vertical tube 43 is passed described balanced pipeline hole and is communicated with described internal balance gas circuit 41, be provided with sealing ring between described balanced vertical tube 43 with described balanced pipeline hole, described equilibrium locking draw-in groove 47 is arranged on described upper cover 32.
Internal balance gas circuit 41 with outreach balanced pipeline and form airtight balanced gas circuit and make each battery monomer air pressure identical, parameter also can be balanced because of the equilibrium of air pressure, ensure that battery has stable output voltage, there will not be single battery overshoot and the Decrepitation Phenomena caused
Be communicated with by internal balance gas circuit 41 between described battery compartment in a housing, when a group of battery modules comprises multiple housing be set up in parallel, the battery compartment between adjacent housings is by outreaching balanced pipeline connection.Illustrate below.
Ni-MH battery module comprises gas circuit balancer of the present invention, also comprises battery mounting 61, is arranged on the bottom of described housing by case fixing device, and two long sides of described battery mounting 61 are provided with expansion jockey; As shown in Figures 2 and 3, described case fixing device comprises the claw 621 being separately positioned on described battery mounting 61 both sides, and described housing is provided with the chuck 622 coordinated with described claw 621.As shown in Figure 8, described expansion jockey comprises the dovetail groove 63 be arranged on described battery mounting 61 side, and another side of described battery mounting 61 is provided with the dovetails 64 of mating with described dovetail groove 63.
When product only comprises a Battery pack module, the two ends of balanced transverse tube 42 are separately installed with an equalized seal blocking 44; When only having a Battery pack module, balanced transverse tube 42 and equalized seal blocking 44 can be removed, the balanced pipeline hole sealing on battery cover 31 is blocked.
When product comprises two groups or more battery module, to comprise seven Battery pack modules, as shown in Figure 7, seven battery mountings 61 are linked together by dovetail groove 63 and dovetails 64, a balanced transverse tube 42 is all installed in the upper cover 32 of each battery module, expansion tube connector 45 is installed between adjacent balanced transverse tube 42, the outer end of the balanced transverse tube 42 of first battery module and the 7th battery module is sealed and installed with equalized seal blocking 44 respectively, balanced vertical tube 43 on balanced transverse tube 42 is communicated with corresponding internal balance gas circuit 41 by the balanced pipeline hole on corresponding battery cover 31, so balanced transverse tube 42, the internal balance gas circuit 41 of seven battery modules is communicated with expansion tube connector 45 by balanced vertical tube 43.
The fixed structure of battery module adopts fast-assembling mode, bolt hole is provided with bottom battery mounting 61, be fixed by bolts to during installation on vehicle, the both sides, long limit of battery mounting 61 are provided with the dovetail groove 63 and dovetails 64 that cooperatively interact, by the cooperation of dovetail groove 63 and dovetails 64, all battery mountings 61 are connected together during assembling in groups, battery mounting 61 minor face both sides are provided with claw 621, after battery module installs press-in, claw 621 locks with the chuck 622 of battery case 11, and this structure provides convenient to later maintenance.
Outreach balanced pipeline, battery cover 31 is provided with balanced pipeline hole, by balanced transverse tube 42, balanced vertical tube 43, expansion tube connector 45 by the series connection of the gas circuit of the battery module after in groups, balanced transverse tube 42 is fixed on upper cover 32, when upper cover 32 is arranged on after on battery cover 31, balanced vertical tube 43 inserts in the balanced pipeline hole of battery cover 31, between have O RunddichtringO to seal.Connected by expansion tube connector 45 between battery module, the two ends of expansion tube connector 45 are provided with O RunddichtringO, balanced transverse tube 42 is inserted during connection, gas circuit tail end in groups and top are provided with equalized seal blocking 44, equalized seal blocking 44 is sealed by O type circle with balanced transverse tube 42, two nose ends that upper cover 32 fixes balanced transverse tube 42 are provided with balanced locking draw-in groove 47, expansion tube connector 45 and equalized seal blocking 44 are equipped with and lock the equilibrium that draw-in groove 47 coordinates lock projection 46 with balanced, after pipeline connects, equilibrium is locked projection 46 and is screwed in balanced locking draw-in groove 47 internal fixtion by equalized seal blocking 44 and expansion tube connector 45 90-degree rotation.Formed airtight after balanced gas circuit make the air pressure in each battery compartment identical, battery parameter also can be balanced because of the equilibrium of air pressure, there will not be single battery to overcharge and the Decrepitation Phenomena that causes.
Claims (4)
1. a Ni-MH battery gas circuit balancer, is characterized in that, comprises housing, is provided with some separate and closed battery compartment in described housing, is provided with a battery, is also loaded with electrolyte in described battery compartment in each described battery compartment; Be respectively equipped with the internal balance gas circuit being communicated with described battery compartment between adjacent described battery compartment, described internal balance gas circuit is positioned at the gas compartment of more than described liquid level of electrolyte; The described gas compartment is connected with and outreaches balanced pipeline;
Describedly outreach balanced pipeline and comprise installation balanced transverse tube on the housing, described balanced transverse tube is provided with balanced vertical tube, and the two ends of described balanced transverse tube are installed with equalized seal blocking or expansion tube connector.
2. Ni-MH battery gas circuit balancer as claimed in claim 1, it is characterized in that, described internal balance gas circuit comprises the ventilation gap be arranged between adjacent described battery compartment.
3. Ni-MH battery gas circuit balancer as claimed in claim 1, is characterized in that, described expansion tube connector is provided with balanced locking projection, and described housing is provided with balancedly locks the equilibrium that projection coordinates with described and lock draw-in groove; The blocking of described equalized seal is also provided with and locks equilibrium corresponding to draw-in groove with described equilibrium and lock projection.
4. Ni-MH battery gas circuit balancer as claimed in claim 3, it is characterized in that, described housing comprises the battery cover being positioned at described housing tip, described battery cover is provided with upper cover, described battery cover is provided with balanced pipeline hole, the bottom of described balanced vertical tube is through described balanced pipeline hole and is communicated with described internal balance gas circuit, is provided with sealing ring between described balanced vertical tube with described balanced pipeline hole, described balanced lock draw-in groove be arranged on described on cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410138928.6A CN103943899B (en) | 2014-04-08 | 2014-04-08 | A kind of Ni-MH battery gas circuit balancer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410138928.6A CN103943899B (en) | 2014-04-08 | 2014-04-08 | A kind of Ni-MH battery gas circuit balancer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103943899A CN103943899A (en) | 2014-07-23 |
| CN103943899B true CN103943899B (en) | 2015-12-09 |
Family
ID=51191466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410138928.6A Expired - Fee Related CN103943899B (en) | 2014-04-08 | 2014-04-08 | A kind of Ni-MH battery gas circuit balancer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103943899B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101583434B1 (en) * | 2014-10-29 | 2016-01-07 | 쌍용자동차 주식회사 | Method for Protection Noxious-Gas in the Eco-friendly vehicle |
| KR101627473B1 (en) * | 2015-11-23 | 2016-06-03 | 쌍용자동차 주식회사 | Apparatus for Protection Noxious-Gas in the Eco-friendly vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1277467A (en) * | 1999-06-10 | 2000-12-20 | 松下电器产业株式会社 | Combined secondary battery |
| CN203826502U (en) * | 2014-04-08 | 2014-09-10 | 淄博贝林电子有限公司 | Gas circuit balancing device for nickel-metal hydride battery |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5106927B2 (en) * | 2007-06-13 | 2012-12-26 | プライムアースＥｖエナジー株式会社 | Nickel metal hydride secondary battery module and method for producing nickel metal hydride secondary battery module |
-
2014
- 2014-04-08 CN CN201410138928.6A patent/CN103943899B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1277467A (en) * | 1999-06-10 | 2000-12-20 | 松下电器产业株式会社 | Combined secondary battery |
| CN203826502U (en) * | 2014-04-08 | 2014-09-10 | 淄博贝林电子有限公司 | Gas circuit balancing device for nickel-metal hydride battery |
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| Publication number | Publication date |
|---|---|
| CN103943899A (en) | 2014-07-23 |
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Granted publication date: 20151209 |
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| CF01 | Termination of patent right due to non-payment of annual fee |