CN2916943Y - Cylindrical-type Ni-H secondary battery - Google Patents
Cylindrical-type Ni-H secondary battery Download PDFInfo
- Publication number
- CN2916943Y CN2916943Y CNU2006200699248U CN200620069924U CN2916943Y CN 2916943 Y CN2916943 Y CN 2916943Y CN U2006200699248 U CNU2006200699248 U CN U2006200699248U CN 200620069924 U CN200620069924 U CN 200620069924U CN 2916943 Y CN2916943 Y CN 2916943Y
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- negative plate
- plate
- battery
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- negative
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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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- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model discloses a column shaped nickel-hydrogennickel-hydrogen secondary battery. A positive plate and a negative plate are arranged in battery container (1). Positive pole slurry takes global nickel hydroxide as the main ingredients. The supplementary materials include additives such as CoO, TiO2, Y2O3. Negative pole takes hydrogen storage alloy powder as the main ingredients. The slurry is coated on current collector to form positive plate and negative plate. The battery core is coiled by a positive plate (2), a membrane barrier (3) and a negative plate (4). The battery container (1) is filled in with electrolyte. Negative plate (4) is longer than positive plate (2) in coiling direction and is wider by 1-4mm. The outside negative plate (4) is contacted with internal wall of the battery container (1). Bottom of the negative plate (4) is welded to that of the battery container (1). The utilities model has the advantages of small internal resistance, large power, fine performance in charging and discharging, long service life and is suitable for electric tool, electric motorcycle etc.
Description
Technical field
The utility model relates to a kind of columnar nickel hydrogen secondary battery.
Background technology
In recent years; people pay attention to day by day to problems such as urban air-quality and the crises of earth petroleum resources; the protection environment; the cry of energy savings grows to even greater heights; impel people to pay much attention to electric motor car and development of technologies thereof; the Shanghai of the U.S., France, China, Beijing etc. greatly develop electric motor car all in succession by legislation restriction fuel vehicle.Secondly China Mobile's formula electric tool output accounts for 30% of Gross World Product, and all have a large amount of outlet to the America and Europe every year, nonimportation is equipped with the electronic product of NI-G or lead-acid battery from July, 2006 Europe, this provides a good opportunity to Ni-MH power cell.But existing Ni-MH battery internal resistance is big, power is little, charge-discharge performance is relatively poor, and complex manufacturing, and the production cost height perplexs developing rapidly of this product.
Summary of the invention
The utility model provides that a kind of internal resistance is little, power is big, charge-discharge performance is good, long service life, and manufacturing process is simple, with low cost, is fit to the columnar nickel hydrogen secondary battery that electric tool, Moped Scooter etc. use.
The technical solution of the utility model is as follows: a kind of columnar nickel hydrogen secondary battery, be provided with positive and negative plate in the battery container, and anode sizing agent is a Main Ingredients and Appearance with the ball-shape nickel hydroxide, contains CoO, TiO in the auxiliary material
2, Y
2O
3As additive, cathode size is major ingredient with the hydrogen storing alloy powder, slurry is coated on and forms positive/negative plate on the collector, positive plate, barrier film, negative plate are wound into battery, housing is filled with electrolyte, and than anodal length of a film, and negative plate is than the wide 1-4mm of positive plate on coiling direction for described negative plate, then outermost negative plate contacts with the battery container inwall in the battery, and the negative plate bottom contacts with housing bottom.
In columnar nickel hydrogen secondary battery, described plus plate current-collecting body is foaming nickel, and negative current collector is a copper mesh.
The beneficial effects of the utility model are: because anode sizing agent has adopted rational additive, promote H in the battery discharge procedure
+With OH
-Recombination velocity, improve Ni
2+Phase velocity, improve the efficiency for charge-discharge of nickel electrode.Ternary electrolyte improves battery and analyses the oxygen electromotive force, reduces inner pressure of battery.Negative plate on coiling direction than anodal length of a film, and negative plate is than the wide 1-4mm of positive plate, then outermost negative plate contacts with the battery container inwall in the battery, negative plate bottom and housing bottom welding, guaranteed current path to greatest extent, reduced the internal resistance of cell, it is good to have improved charge-discharge performance, and the power of battery is big.The utility model nickel-hydrogen secondary cell can be realized the discharge that 10C is above, reaches 20A as the continuous discharge electric current of size battery such as Sc, C, D, and power is big, is adapted at the instructions for use in fields such as electric tool, Moped Scooter.
Description of drawings
Fig. 1 is the structural representation of the utility model columnar nickel hydrogen secondary battery
Embodiment
A kind of columnar nickel hydrogen secondary battery of the utility model, it is to make like this:
The preparation of positive and negative electrode slurry: the Main Ingredients and Appearance of anode sizing agent is a ball-shape nickel hydroxide, contains CoO, TiO in the auxiliary material
2, Y
2O
3As additive, extra-fine nickel powder also has small amount of binder in addition as conductive agent, and the mass percent of ball-shape nickel hydroxide, additive, nickel powder, binding agent is 80-95%: 3-10%: 1-5%: 1-5%; The particle mean size of extra-fine nickel powder is less than 1 micron.The Main Ingredients and Appearance of cathode size is AB
5The type hydrogen storage alloy powder.
Anodal is collector with foaming nickel, evenly is coated with anode sizing agent, strikes out positive plate 2, adopts the method extraction electrode of roll welding, end face weldering or multipole ear; Negative pole is collector with the copper mesh, evenly is coated with cathode size, strikes out negative plate 4, and negative pole welding nickel strap is drawn negative electrode lug; Than positive plate 2 long π * D ± 10mm (D is the battery internal diameter), negative plate 4 is than positive plate 2 wide 1-4mm on coiling direction for negative plate 4 during the pole piece design.
Positive plate 2, barrier film 3, negative plate 4 reeled and formed battery, and battery is packed into behind the housing 1, negative plate 4 and the welding of housing 1 bottom surface, and the outermost negative plate 4 of battery directly contacts with housing 1 inwall.
In housing 1, seal, change into the columnar nickel hydrogen secondary battery that makes as shown in Figure 1 behind the perfusion electrolyte.The electrolyte of perfusion adopts LiOH, NaOH, and KOH ternary alkaline electrolyte, LiOH, NaOH, the percentage by weight of KOH and water is: 1-3%: 5-8%: 15-25%: 64-79%.
Embodiment:
The anode sizing agent preparation: the mass percent of each primary raw material is: ball-shape nickel hydroxide: CoO: TiO
2: Y
2O
3: the mass percent of nickel powder: PTFE: CMC is: 85%: 6%: 2%: 1.5%: 3%: 1.2%: 1.3%.
Cathode size preparation: adopt LaNi5 type hydrogen storage alloy (Inner Mongol AudioCodes in seventy years of age B5A-180), in the 5.5MKOH aqueous solution of boiling, soaked 40 minutes, take out and in deionized water, wash repeatedly 3 times, after draining, in vacuum drying chamber, use after dry 8 hours.The mass percent of each main material of cathode blending is: hydrogen storing alloy powder 96%, nickel powder 3%, PTFE2%.
After anode and cathode slurry prepares, be coated on and make positive and negative plate on the collector, the size of positive plate 2: 95mm * 43mm * 0.65mm (long * wide * thick).The size of negative plate 4: 130mm * 44mm * 0.25mm (long * wide * thick).Barrier film adopts German 2226 barrier films (material polyolefine/F2 fluorinated polyolefin), size: 250mm * 46mm * 0.18mm.
Behind the coiling, the negative plate 4 nickel strap electrode and the housing 1 bottom spot welding of welding is in advance injected 2.4 gram ternary alkaline electrolyte (LiOH toward battery then, NaOH, the percentage by weight of KOH and water is: 2%: 6%: 2 5%: 6 7%), through sealing, change into, behind the partial volume, making product.
The internal resistance of cell of making according to embodiment is little, has extended cycle life, and high power discharge is functional, and main performance index sees the following form:
| Model | Nominal capacity mAh | 5C discharge capacity mAh | 10C discharge capacity mAh | Internal resistance (milliohm) | Cycle life 0.5C charges and discharge |
| AA-1500P | 1500 | 1450 | 1250 | ＜20 | ＞500 |
Claims (2)
1, a kind of columnar nickel hydrogen secondary battery, battery container is provided with positive and negative plate in (1), and anode sizing agent is a Main Ingredients and Appearance with the ball-shape nickel hydroxide, contains CoO, TiO in the auxiliary material
2, Y
2O
3As additive, cathode size is major ingredient with the hydrogen storing alloy powder, slurry is coated on and forms positive/negative plate on the collector, positive plate (2), barrier film (3), negative plate (4) are wound into battery, housing is filled with electrolyte in (1), it is characterized in that described negative plate (4) is longer than positive plate (2) on coiling direction, and negative plate (4) is than the wide 1-4mm of positive plate (2), then outermost negative plate (4) contacts with battery container (1) inwall in the battery, negative plate (4) bottom and welding location, housing (1) bottom.
2, columnar nickel hydrogen secondary battery according to claim 1 is characterized in that described plus plate current-collecting body is foaming nickel, and negative current collector is a copper mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200699248U CN2916943Y (en) | 2006-03-08 | 2006-03-08 | Cylindrical-type Ni-H secondary battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200699248U CN2916943Y (en) | 2006-03-08 | 2006-03-08 | Cylindrical-type Ni-H secondary battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2916943Y true CN2916943Y (en) | 2007-06-27 |
Family
ID=38187856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200699248U Expired - Fee Related CN2916943Y (en) | 2006-03-08 | 2006-03-08 | Cylindrical-type Ni-H secondary battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2916943Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102956893A (en) * | 2012-11-01 | 2013-03-06 | 浙江天能能源科技有限公司 | Low-temperature nickel-hydrogen battery and preparation method thereof |
| CN105789713A (en) * | 2016-03-23 | 2016-07-20 | 惠州时代电池有限公司 | Long-life cylindrical Ni/MH secondary battery and preparation method thereof |
| CN108054328A (en) * | 2018-01-05 | 2018-05-18 | 泉州劲鑫电子有限公司 | A kind of high temperature fast charge Ni-MH power cell and preparation method thereof |
| CN113871680A (en) * | 2020-06-30 | 2021-12-31 | 松山湖材料实验室 | Winding type battery and winding method thereof |
-
2006
- 2006-03-08 CN CNU2006200699248U patent/CN2916943Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102956893A (en) * | 2012-11-01 | 2013-03-06 | 浙江天能能源科技有限公司 | Low-temperature nickel-hydrogen battery and preparation method thereof |
| CN102956893B (en) * | 2012-11-01 | 2015-02-25 | 浙江天能能源科技有限公司 | Low-temperature nickel-hydrogen battery and preparation method thereof |
| CN105789713A (en) * | 2016-03-23 | 2016-07-20 | 惠州时代电池有限公司 | Long-life cylindrical Ni/MH secondary battery and preparation method thereof |
| CN108054328A (en) * | 2018-01-05 | 2018-05-18 | 泉州劲鑫电子有限公司 | A kind of high temperature fast charge Ni-MH power cell and preparation method thereof |
| CN108054328B (en) * | 2018-01-05 | 2023-11-07 | 泉州劲鑫电子有限公司 | High-temperature quick-charging nickel-hydrogen power battery and preparation method thereof |
| CN113871680A (en) * | 2020-06-30 | 2021-12-31 | 松山湖材料实验室 | Winding type battery and winding method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Taizhou Huaqiang Lighting Equipment Factory Assignor: Zhao Bing|Chen Xianguo Contract fulfillment period: 2008.8.2 to 2016.3.8 Contract record no.: 2008320000726 Denomination of utility model: Columnar nickel hydrogen secondary battery and production thereof Granted publication date: 20070627 License type: Exclusive license Record date: 20081009 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.8.2 TO 2016.3.8; CHANGE OF CONTRACT Name of requester: TAIZHOU CITY HUAQIANG LIGHTING APPARATUS FACTORY Effective date: 20081009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070627 Termination date: 20140308 |