JPH08102314A - Terminal of lead-acid battery - Google Patents
Terminal of lead-acid batteryInfo
- Publication number
- JPH08102314A JPH08102314A JP6235259A JP23525994A JPH08102314A JP H08102314 A JPH08102314 A JP H08102314A JP 6235259 A JP6235259 A JP 6235259A JP 23525994 A JP23525994 A JP 23525994A JP H08102314 A JPH08102314 A JP H08102314A
- Authority
- JP
- Japan
- Prior art keywords
- lead
- terminal
- tin
- alloy
- main body
- 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.)
- Pending
Links
Classifications
-
- 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
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、鉛蓄電池の端子に関
し、詳しくは表面に高抵抗被膜が形成されるのを防止し
た鉛蓄電池の端子に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lead acid battery terminal, and more particularly to a lead acid battery terminal in which a high resistance coating is prevented from being formed on the surface.
【０００２】[0002]
【従来の技術】鉛蓄電池の端子は、電槽内の電極板から
極柱を通じて電気エネルギーを受け取り、これを外部負
荷へ供給する導電体の役割を果たしており、通常は極柱
または電極板の格子体と同様な鉛−アンチモン系合金ま
たは鉛−カルシウム系合金が使用されていた。特に、鉛
−カルシウム系合金を用いる場合は、耐腐食性を向上す
るために錫が添加されていた。2. Description of the Related Art A terminal of a lead storage battery serves as a conductor that receives electric energy from an electrode plate in a battery case through a pole column and supplies it to an external load. Lead-antimony alloys or lead-calcium alloys similar to the body have been used. In particular, when a lead-calcium based alloy is used, tin has been added to improve the corrosion resistance.
【０００３】[0003]
【発明が解決しようとする課題】従来の技術で述べたよ
うに、端子に鉛−アンチモン系合金または鉛−カルシウ
ム−錫系合金を用いて蓄電池を長時間使用または放置し
ておくと、空気中の湿度および温度変化によって、端子
表面に結露が生じ、水酸化鉛や塩基性炭酸塩が生じる。
これらの物質が高抵抗被膜となり、端子の導電性を低下
させ、鉛蓄電池の電気エネルギーを外部負荷へ供給でき
なくなるという問題点を有していた。As described in the prior art, when a lead-antimony alloy or a lead-calcium-tin alloy is used for a terminal and a storage battery is used or left for a long time, it is exposed to air. The humidity and temperature changes cause condensation on the surface of the terminals, leading to lead hydroxide and basic carbonates.
These substances have a problem that they become a high resistance film, reduce the conductivity of the terminal, and cannot supply the electric energy of the lead storage battery to an external load.
【０００４】本発明は、上記問題点に鑑みてなされたも
のであって、その目的とするところは、端子表面に高抵
抗物質が生成されるのを防ぎ、長期間安定して電気エネ
ルギーを負荷に供給できる鉛蓄電池の端子を提供するこ
とにある。The present invention has been made in view of the above problems, and an object of the present invention is to prevent generation of a high resistance substance on the surface of a terminal and to stably load electric energy for a long period of time. It is to provide a lead-acid battery terminal that can be supplied to
【０００５】[0005]
【課題を解決するための手段】上記目的を達成するため
に、本発明は、鉛−アンチモン系合金または鉛−カルシ
ウム−錫系合金の端子本体２ａ表面に錫の含有率が５質
量％以上の鉛−錫合金２ｂを被覆したことを特徴とする
鉛蓄電池の端子である。In order to achieve the above object, the present invention provides a lead-antimony-based alloy or a lead-calcium-tin-based alloy terminal body 2a having a tin content of 5 mass% or more. A lead-acid battery terminal characterized by being coated with a lead-tin alloy 2b.
【０００６】[0006]
【作用】端子表面に鉛−錫合金２ｂを被覆すると、表面
に結露が生じても鉛と水の反応が制御されて、水酸化鉛
や塩基性炭酸塩が生じ難くなる。特に、錫の含有率が５
％以上になると、長期にわたって水酸化鉛と塩基性炭酸
塩が生じなくなる。When the lead-tin alloy 2b is coated on the surface of the terminal, the reaction between lead and water is controlled even if dew condensation occurs on the surface, and lead hydroxide and basic carbonate are less likely to be produced. In particular, the tin content is 5
%, Lead hydroxide and basic carbonate will not be produced for a long period of time.
【０００７】[0007]
【実施例】本発明の実施例を図面に基づいて説明する。
図１は本発明の端子を用いた鉛蓄電池の要部断面図であ
り、１は鉛蓄電池、２は本発明の端子で、鉛−アンチモ
ン系合金または鉛−カルシウム−錫系合金からなる端子
本体２ａ表面に錫の含有率が５質量％以上の鉛−錫合金
からなる被覆層２ｂを設けたものである。３は前記端子
２と溶融接続された極柱で鉛−アンチモン系合金または
鉛−カルシウム系合金からなる。４は鉛蓄電池１の蓋で
ある。端子２は、下部にブッシング２ｃが形成され、こ
のブッシング２ｃの部分が蓋４に埋設されており、蓋４
から露出した表面に前記被覆層２ｂが設けられている。
このような被覆層２ｂを設けるには、端子２を蓋４に取
り付ける前に、端子本体２ａに鉛−錫合金を電気メッキ
するか、端子本体２ａを溶融した鉛−錫合金中に浸漬す
るかのいずれでもよく、また、端子本体２ａを蓋４に取
り付けた後、端子本体２ａの表面に溶融した鉛−錫合金
を付着させてもよい。なお、被膜層２ｂは第２図に示す
ように、接続板と接触する部分のみでもよい。An embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a cross-sectional view of a main part of a lead storage battery using a terminal of the present invention. Reference numeral 1 is a lead storage battery, 2 is a terminal of the present invention, and a terminal body made of a lead-antimony alloy or a lead-calcium-tin alloy. A coating layer 2b made of a lead-tin alloy having a tin content of 5% by mass or more is provided on the surface of 2a. Reference numeral 3 denotes a pole that is fused and connected to the terminal 2 and is made of a lead-antimony alloy or a lead-calcium alloy. Reference numeral 4 is a lid of the lead storage battery 1. A bushing 2c is formed in the lower portion of the terminal 2, and a portion of this bushing 2c is embedded in the lid 4.
The coating layer 2b is provided on the surface exposed from.
In order to provide such a coating layer 2b, whether the terminal body 2a is electroplated with a lead-tin alloy or the terminal body 2a is immersed in a molten lead-tin alloy before attaching the terminal 2 to the lid 4. Alternatively, after the terminal body 2a is attached to the lid 4, the molten lead-tin alloy may be attached to the surface of the terminal body 2a. The coating layer 2b may be only the portion that comes into contact with the connection plate, as shown in FIG.
【０００８】図３は本発明の他の実施例を示す要部断面
図であり、図１と同一符号は同一名称を示す。この実施
例では、極柱３と端子２とは一体に形成されていて、端
子本体２ａの表面にのみ錫の含有率が５質量％以上の鉛
−錫合金の被膜層２ｂが設けられている。なお、５は極
柱３を封口する接着剤である。FIG. 3 is a cross-sectional view of an essential part showing another embodiment of the present invention, and the same reference numerals as those in FIG. 1 indicate the same names. In this embodiment, the pole 3 and the terminal 2 are integrally formed, and the lead-tin alloy coating layer 2b having a tin content of 5 mass% or more is provided only on the surface of the terminal body 2a. . In addition, 5 is an adhesive for sealing the pole 3.
【０００９】次に、前記被覆層２ｂの錫の含有率を４質
量％（比較例）、５質量％、２０質量％、４０質量％、
６０質量％、９０質量％にそれぞれ変えた端子、および
鉛−錫合金の被覆層を設けていない従来の端子とをそれ
ぞれ鉛蓄電池に取付け、湿度８０％で２５℃と５０℃と
の間のヒートサイクル試験を５０サイクル実施して端子
表面の状態を観察した。その結果を表１に示す。なお、
表１において、○は白色物発生なし、△は部分的に白色
物あり、×は全体に白色物あり、を示す。Next, the tin content of the coating layer 2b is 4% by mass (comparative example), 5% by mass, 20% by mass, 40% by mass,
A terminal changed to 60% by mass and 90% by mass, respectively, and a conventional terminal not provided with a lead-tin alloy coating layer were attached to a lead storage battery, respectively, and a heat between 25 ° C and 50 ° C at a humidity of 80% was attached. The cycle test was carried out for 50 cycles and the condition of the terminal surface was observed. Table 1 shows the results. In addition,
In Table 1, ∘ indicates that a white product was not generated, Δ indicates a partially white product, and x indicates that the entire product was white.
【００１０】[0010]
【表１】 [Table 1]
【００１１】表１より錫の含有率が５質量％以上の鉛−
錫合金の被覆層を端子に被覆しておけば、５０サイクル
の過酷なヒートサイクル試験を繰り返しても全く白色物
が発生せず、通常の鉛蓄電池の使用期間中では殆ど白色
物が発生しないと考えられる。なお、表１における白色
物の組成は水酸化鉛と塩基性炭酸鉛であった。According to Table 1, lead having a tin content of 5% by mass or more
If the terminal is coated with a tin alloy coating layer, no white matter is generated even after 50 cycles of severe heat cycle tests, and almost no white matter is generated during the use period of a normal lead-acid battery. Conceivable. The composition of the white product in Table 1 was lead hydroxide and basic lead carbonate.
【００１２】[0012]
【発明の効果】以上の通り、本発明によれば、端子表面
に水酸化鉛と塩基性炭酸塩の生成を抑制でき、長期間安
定して鉛蓄電池の電気エネルギーを負荷に供給できる鉛
蓄電池の端子を提供できる。As described above, according to the present invention, it is possible to suppress the formation of lead hydroxide and basic carbonate on the surface of the terminal, and to provide the load with the electric energy of the lead storage battery stably for a long period of time. Can provide terminals.
【図１】本発明の端子を用いた鉛蓄電池の要部断面図を
示す。FIG. 1 shows a cross-sectional view of a main part of a lead storage battery using a terminal of the present invention.
【図２】図１の端子表面の変形例を用いた鉛蓄電池の要
部断面図を示す。FIG. 2 shows a cross-sectional view of a main part of a lead storage battery using a modification of the terminal surface of FIG.
【図１】本発明の他の実施例を用いた鉛蓄電池の要部断
面図を示す。FIG. 1 is a sectional view of a main part of a lead storage battery using another embodiment of the present invention.
２ 端子 ２ａ 端子本体 ２ｂ 被覆層 2 terminals 2a Terminal body 2b Coating layer
Claims (1)
ウム−錫系合金の端子本体（２ａ）表面に錫の含有率が
５質量％以上の鉛−錫合金（２ｂ）を被覆したことを特
徴とする鉛蓄電池の端子。1. A lead-antimony alloy or a lead-calcium-tin alloy terminal body (2a) surface coated with a lead-tin alloy (2b) having a tin content of 5 mass% or more. Lead acid battery terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6235259A JPH08102314A (en) | 1994-09-29 | 1994-09-29 | Terminal of lead-acid battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6235259A JPH08102314A (en) | 1994-09-29 | 1994-09-29 | Terminal of lead-acid battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH08102314A true JPH08102314A (en) | 1996-04-16 |
Family
ID=16983440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6235259A Pending JPH08102314A (en) | 1994-09-29 | 1994-09-29 | Terminal of lead-acid battery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08102314A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6423981B1 (en) * | 2018-06-22 | 2018-11-14 | 古河電池株式会社 | Lead storage battery and lead storage battery terminal rust prevention method |
| US20190273241A1 (en) * | 2018-03-05 | 2019-09-05 | Johnson Controls Autobatterie Gmbh & Co. Kgaa | Battery terminal |
| US10714734B2 (en) | 2018-03-05 | 2020-07-14 | Cps Technology Holdings, Llc | Cap for battery terminal |
| JP2022518536A (en) * | 2019-01-26 | 2022-03-15 | ビーワイディー カンパニー リミテッド | Battery cells, battery modules and automobiles |
-
1994
- 1994-09-29 JP JP6235259A patent/JPH08102314A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190273241A1 (en) * | 2018-03-05 | 2019-09-05 | Johnson Controls Autobatterie Gmbh & Co. Kgaa | Battery terminal |
| US10714734B2 (en) | 2018-03-05 | 2020-07-14 | Cps Technology Holdings, Llc | Cap for battery terminal |
| US10811667B2 (en) | 2018-03-05 | 2020-10-20 | Clarios Germany Gmbh & Co. Kgaa | Battery terminal |
| US11431065B2 (en) | 2018-03-05 | 2022-08-30 | Cps Technology Holdings Llc | Cap for battery terminal |
| US11605864B2 (en) * | 2018-03-05 | 2023-03-14 | Clarios Germany Gmbh & Co. Kg | Battery terminal |
| US11637352B2 (en) | 2018-03-05 | 2023-04-25 | Cps Technology Holdings Llc | Battery terminal |
| JP6423981B1 (en) * | 2018-06-22 | 2018-11-14 | 古河電池株式会社 | Lead storage battery and lead storage battery terminal rust prevention method |
| JP2019220407A (en) * | 2018-06-22 | 2019-12-26 | 古河電池株式会社 | Lead-acid battery and lead-acid battery terminal rust prevention method |
| WO2019244369A1 (en) * | 2018-06-22 | 2019-12-26 | 古河電池株式会社 | Lead storage battery and rust preventive method for terminal of lead storage battery |
| JP2022518536A (en) * | 2019-01-26 | 2022-03-15 | ビーワイディー カンパニー リミテッド | Battery cells, battery modules and automobiles |
| US11824213B2 (en) | 2019-01-26 | 2023-11-21 | Byd Company Limited | Battery unit, battery module and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20040302 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20040818 |