JP2001210295A - Packed batteries - Google Patents
Packed batteriesInfo
- Publication number
- JP2001210295A JP2001210295A JP2000021964A JP2000021964A JP2001210295A JP 2001210295 A JP2001210295 A JP 2001210295A JP 2000021964 A JP2000021964 A JP 2000021964A JP 2000021964 A JP2000021964 A JP 2000021964A JP 2001210295 A JP2001210295 A JP 2001210295A
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical
- batteries
- battery pack
- spacer
- 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.)
- Granted
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
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、複数の円筒型電池
を平行に集合しているパック電池に関する。The present invention relates to a battery pack in which a plurality of cylindrical batteries are assembled in parallel.
【０００２】[0002]
【従来の技術】複数本の筒型電池を平行に集合するパッ
ク電池は、図１の断面図に示すように、中心の円筒型電
池１の周囲に６本の円筒型電池１を円軌道上に並べ、さ
らにその外側に１２本の円筒型電池１を配列している。
この配列のパック電池は、内側の円筒型電池１の谷間に
外側の円筒型電池１を配列するので、全ての電池を最も
効率よく隙間を少なく集合できる。2. Description of the Related Art As shown in a sectional view of FIG. 1, a pack battery in which a plurality of cylindrical batteries are assembled in parallel has six cylindrical batteries 1 around a central cylindrical battery 1 in a circular orbit. And twelve cylindrical batteries 1 are arranged outside thereof.
In the battery pack of this arrangement, since the outer cylindrical batteries 1 are arranged in the valleys of the inner cylindrical batteries 1, all the batteries can be assembled most efficiently with a small gap.
【０００３】しかしながら、この配列で２０本の電池を
集合すると、図の鎖線で示すように１本の電池が突出し
て、最大外径が大きくなってしまう。さらに、図１に示
す配列のパック電池は、電池の隙間が狭いために、内部
の電池を有効に放熱できない欠点もある。[0003] However, if 20 batteries are assembled in this arrangement, one battery protrudes as shown by a chain line in the figure, and the maximum outer diameter becomes large. Further, the battery pack having the arrangement shown in FIG. 1 has a disadvantage that the internal battery cannot be effectively dissipated because the gap between the batteries is narrow.
【０００４】[0004]
【発明が解決しようとする課題】本発明は、このような
欠点を解決することを目的に開発されたもので、本発明
の重要な目的は、外径の拡大を最小限にして、特定の本
数の円筒型電池を集合できるパック電池を提供すること
にある。SUMMARY OF THE INVENTION The present invention has been developed in order to solve such a drawback, and an important object of the present invention is to minimize an increase in outer diameter and to achieve a specific structure. An object of the present invention is to provide a battery pack capable of assembling a number of cylindrical batteries.
【０００５】さらに、本発明の他の大切な目的は、外径
の拡大を最小限にしながら、円筒型電池の間のスペース
をできる限り広くして、内部に配設している電池を有効
に放熱することも可能であるパック電池を提供すること
にある。Another important object of the present invention is to maximize the space between the cylindrical batteries while minimizing the expansion of the outer diameter to effectively use the batteries disposed therein. An object of the present invention is to provide a battery pack capable of dissipating heat.
【０００６】[0006]
【課題を解決するための手段】本発明のパック電池は、
複数本の円筒型電池１を互いに平行に集合している。さ
らに、パック電池は、外形と同軸に円筒スペーサー２を
配設しており、この円筒スペーサー２の内側と外側に沿
って、複数本の円筒型電池１を並べて配列している。The battery pack of the present invention comprises:
A plurality of cylindrical batteries 1 are assembled in parallel with each other. Further, in the battery pack, a cylindrical spacer 2 is disposed coaxially with the outer shape, and a plurality of cylindrical batteries 1 are arranged side by side along the inside and outside of the cylindrical spacer 2.
【０００７】パック電池の半径は、ほぼ以下の式で表さ
れる値となる。 ただし、ｒは円筒型電池の半径、ｎは最外周に並べられ
る個数である。[0007] The radius of the battery pack has a value substantially represented by the following equation. Here, r is the radius of the cylindrical battery, and n is the number arranged on the outermost periphery.
【０００８】１３本の円筒型電池１を備えるパック電池
は、円筒スペーサー２の内側に３本の円筒型電池１を収
納して、外側に１０本の円筒型電池１を配設する。１５
本の円筒型電池１を内蔵するパック電池は、円筒スペー
サー２の内側に４本の円筒型電池１を収納して、外側に
１１本の円筒型電池１を配設する。１７本の円筒型電池
１を内蔵するパック電池は、円筒スペーサー２の内側に
５本、外側に１２本の円筒型電池１を配設する。２０本
の円筒型電池１を内蔵するパック電池は、円筒スペーサ
ー２の内側に７本の円筒型電池１を収納して、外側に１
３本の円筒型電池１を配設する。[0008] In a battery pack having thirteen cylindrical batteries 1, three cylindrical batteries 1 are housed inside a cylindrical spacer 2 and ten cylindrical batteries 1 are arranged outside. Fifteen
The battery pack containing the cylindrical batteries 1 has four cylindrical batteries 1 housed inside a cylindrical spacer 2 and eleven cylindrical batteries 1 arranged outside. In a battery pack containing 17 cylindrical batteries 1, 5 cylindrical batteries 1 are arranged inside a cylindrical spacer 2 and 12 cylindrical batteries 1 are arranged outside. A battery pack containing 20 cylindrical batteries 1 has seven cylindrical batteries 1 housed inside a cylindrical spacer 2 and one outside.
Three cylindrical batteries 1 are provided.
【０００９】パック電池は、円筒スペーサー２の内側と
外側の円筒型電池１の電極をリード４で連結して、円筒
スペーサー２の内外の電池をリード４で確実に連結でき
る。さらに、パック電池は、円筒スペーサー２の両端開
口部を閉塞する位置に絶縁プレート３を固定し、この絶
縁プレート３に円筒型電池１の電極を外部に表出させる
電極窓５を開口して、円筒型電池１の電極をパック電池
の電極に使用できる。In the battery pack, the electrodes of the cylindrical battery 1 inside and outside the cylindrical spacer 2 are connected by the leads 4, and the batteries inside and outside the cylindrical spacer 2 can be reliably connected by the leads 4. Further, in the battery pack, an insulating plate 3 is fixed at a position to close both end openings of the cylindrical spacer 2, and an electrode window 5 for exposing the electrodes of the cylindrical battery 1 to the outside is opened in the insulating plate 3. The electrode of the cylindrical battery 1 can be used as the electrode of the battery pack.
【００１０】[0010]
【発明の実施の形態】以下、本発明の実施例を図面に基
づいて説明する。ただし、以下に示す実施例は、本発明
の技術思想を具体化するためのパック電池を例示するも
のであって、本発明はパック電池を以下のものに特定し
ない。Embodiments of the present invention will be described below with reference to the drawings. However, the embodiments described below illustrate a battery pack for embodying the technical idea of the present invention, and the present invention does not specify the battery pack as follows.
【００１１】さらに、この明細書は、特許請求の範囲を
理解しやすいように、実施例に示される部材に対応する
番号を、「特許請求の範囲の欄」、および「課題を解決
するための手段の欄」に示される部材に付記している。
ただ、特許請求の範囲に示される部材を、実施例の部材
に特定するものでは決してない。Further, in this specification, in order to make it easy to understand the claims, the numbers corresponding to the members shown in the embodiments will be referred to as “claims” and “ In the column of “means”.
However, the members described in the claims are not limited to the members of the embodiments.
【００１２】図２〜図６に示すパック電池は、複数本の
円筒型電池１を互いに平行に集合して収納している。こ
のパック電池は、外形と同軸に円筒スペーサー２を配設
して、円筒スペーサー２の内側と外側に沿って、円筒型
電池１を並べている。In the battery pack shown in FIGS. 2 to 6, a plurality of cylindrical batteries 1 are assembled and stored in parallel with each other. In this battery pack, a cylindrical spacer 2 is arranged coaxially with the outer shape, and cylindrical batteries 1 are arranged along the inside and outside of the cylindrical spacer 2.
【００１３】円筒スペーサー２は、金属板を円筒状に成
形したもの、あるいは、プラスチックを円筒状に成形し
たものである。金属板の円筒スペーサー２は、内部に配
設される電池に接触してこれ等の電池の放熱板となる。
このため、内部に配設している電池を有効に放熱でき
る。The cylindrical spacer 2 is formed by molding a metal plate into a cylindrical shape, or by molding plastic into a cylindrical shape. The cylindrical spacer 2 made of a metal plate comes into contact with batteries provided therein and serves as a heat sink for these batteries.
For this reason, the battery provided inside can be effectively dissipated.
【００１４】円筒スペーサー２は、図２の斜視図に示す
ように、円筒型電池１の長さにほぼ等しい長さとする。
この円筒スペーサー２は、両端をパック電池の両端面ま
で延長して、電池の熱をパック電池の両端面から放熱で
きる。また、円筒スペーサー２を、絶縁プレート３で確
実に保持できる特長もある。ただし、円筒スペーサー
は、必ずしも円筒型電池の全長に等しくする必要はな
く、円筒型電池よりも短く、あるいは多少長くすること
もできる。The cylindrical spacer 2 has a length substantially equal to the length of the cylindrical battery 1 as shown in the perspective view of FIG.
This cylindrical spacer 2 extends both ends to both end surfaces of the battery pack, and can radiate heat of the battery from both end surfaces of the battery pack. Another feature is that the cylindrical spacer 2 can be securely held by the insulating plate 3. However, the cylindrical spacer does not necessarily have to be equal to the entire length of the cylindrical battery, and may be shorter or slightly longer than the cylindrical battery.
【００１５】円筒スペーサー２は、内部に収納する円筒
型電池１の数と太さに最適な内径とし、かつ、外側に並
べる円筒型電池１の数と太さに最適な外径とする。円筒
スペーサー２は、内径と外径から厚さを特定する。The cylindrical spacer 2 has an inner diameter that is optimal for the number and thickness of the cylindrical batteries 1 housed therein, and an outer diameter that is optimal for the number and thickness of the cylindrical batteries 1 arranged outside. The thickness of the cylindrical spacer 2 is specified based on the inner diameter and the outer diameter.
【００１６】円筒スペーサー２の内径は、内側に配設す
る複数本の円筒型電池１を、互いに接触させる状態で収
納する大きさとする。内径が小さすぎると、所定の本数
の円筒型電池を収納できなくなり、大きすぎると、隣接
して配設される円筒型電池の間に隙間ができ、また、円
筒型電池と円筒スペーサーの内面との間にも隙間ができ
る。The inner diameter of the cylindrical spacer 2 is set to a size that accommodates a plurality of cylindrical batteries 1 disposed inside in a state where they are in contact with each other. If the inner diameter is too small, a predetermined number of cylindrical batteries cannot be accommodated.If the inner diameter is too large, a gap is formed between adjacent cylindrical batteries, and the inner surface of the cylindrical battery and the cylindrical spacer is There is a gap between them.
【００１７】円筒スペーサー２の外径は、隣接する円筒
型電池１が互いに接触する状態で、その外側に並べるこ
とができる大きさとする。外径が小さすぎると、所定の
本数の円筒型電池を、円筒スペーサーの外面に接触させ
る状態で並べることができなくなる。また、大きすぎる
と、隣接する円筒型電池の間に隙間ができる。The outer diameter of the cylindrical spacer 2 is set to such a size that the adjacent cylindrical batteries 1 can be arranged outside in a state where they are in contact with each other. If the outer diameter is too small, a predetermined number of cylindrical batteries cannot be arranged in a state of being in contact with the outer surface of the cylindrical spacer. If it is too large, a gap is formed between adjacent cylindrical batteries.
【００１８】図２と図３に示すパック電池は１５本の円
筒型電池１を備えており、円筒スペーサー２の内側に４
本、外側に１１本の円筒型電池１を、互いに隣接するも
のが接触する状態で並べている。さらに、図４のパック
電池は１３本の円筒型電池１を備え、円筒スペーサー２
の内側に３本、外側に１０本の円筒型電池１を並べてい
る。また、図５のパック電池は１７本の円筒型電池１を
備え、円筒スペーサー２の内側に５本、外側に１２本の
円筒型電池１を並べている。さらにまた、図６のパック
電池は円筒スペーサー２の内側に７本、外側に１３本の
円筒型電池１を並べて２０本の円筒型電池１を備えてい
る。The battery pack shown in FIGS. 2 and 3 has fifteen cylindrical batteries 1, and four cylindrical batteries 1 are provided inside a cylindrical spacer 2.
The book and the eleven cylindrical batteries 1 are arranged on the outside in such a manner that adjacent batteries are in contact with each other. Further, the battery pack of FIG. 4 includes thirteen cylindrical batteries 1 and a cylindrical spacer 2
, Three cylindrical batteries 1 are arranged inside and ten outside. The battery pack shown in FIG. 5 includes 17 cylindrical batteries 1, and five cylindrical batteries 1 are arranged inside a cylindrical spacer 2 and 12 cylindrical batteries 1 are arranged outside. Further, the battery pack shown in FIG. 6 includes 20 cylindrical batteries 1 with 7 cylindrical batteries 1 arranged inside a cylindrical spacer 2 and 13 cylindrical batteries 1 arranged outside.
【００１９】図２〜図５に示すパック電池は、複数本の
円筒型電池１を、円筒スペーサー２の内側と外側に２列
の同心円状に並べている。図６のパック電池は、円筒ス
ペーサー２の内側に、中心とその外側に並べている。以
上のパック電池は、内部にひとつの円筒スペーサー２を
配設しているが、本発明のパック電池は、より多くの円
筒型電池を内蔵するものにあっては、２重〜３重の円筒
スペーサーを配設して、各々の円筒スペーサーの内側と
外側に円筒型電池を並べて配列することもできる。In the battery pack shown in FIGS. 2 to 5, a plurality of cylindrical batteries 1 are arranged concentrically in two rows inside and outside a cylindrical spacer 2. The battery pack of FIG. 6 is arranged inside the cylindrical spacer 2 and at the center and outside the cylindrical spacer. Although the above-described battery pack has one cylindrical spacer 2 disposed inside, the battery pack of the present invention has a double to triple cylindrical shape when the battery pack contains more cylindrical batteries. Spacers may be provided to arrange cylindrical batteries side by side inside and outside each cylindrical spacer.
【００２０】パック電池は、最外周に複数の円筒型電池
をリング状に配列している。したがって、パック電池の
全体の半径（Ｒ）は、最外周に並べる円筒型電池の半径
（ｒ）と個数（ｎ）で決定される。図３〜図６で示すよ
うに、パック電池の中心から、最外周の円筒型電池１の
中心方向と、この円筒型電池１の接線方向とに引いた２
本の直線のなす中心角を（θ）とすると、 となる。さらに、この式を変形して、 パック電池の全体の半径（Ｒ）は、最外周に並べる円筒
型電池の半径（ｒ）と個数（ｎ）を用いて、以下の式で
表される。ただし、円筒型電池の外側をケースや熱収縮
チューブ等で被覆したパック電池は、以下の式で示す半
径よりも、ケースや熱収縮チューブの厚さに相当するだ
け大きくなる。 この式において、ｒは円筒型電池の半径、ｎは最外周に
並べられる円筒型電池の個数である。The battery pack has a plurality of cylindrical batteries arranged in a ring at the outermost periphery. Therefore, the entire radius (R) of the battery pack is determined by the radius (r) and the number (n) of the cylindrical batteries arranged on the outermost periphery. As shown in FIG. 3 to FIG. 6, 2 is drawn from the center of the battery pack to the center direction of the outermost cylindrical battery 1 and the tangential direction of the cylindrical battery 1.
If the central angle between the straight lines is (θ), Becomes Furthermore, by transforming this equation, The overall radius (R) of the battery pack is expressed by the following equation using the radius (r) and the number (n) of the cylindrical batteries arranged on the outermost periphery. However, in a battery pack in which the outside of the cylindrical battery is covered with a case, a heat-shrinkable tube, or the like, the radius becomes larger than the radius represented by the following expression, corresponding to the thickness of the case or the heat-shrinkable tube. In this equation, r is the radius of the cylindrical battery, and n is the number of cylindrical batteries arranged on the outermost periphery.
【００２１】さらに、図２のパック電池は、円筒スペー
サー２の内側と外側に配設している円筒型電池１の電極
をリード４で連結している。リード４は、全ての電池を
直列に接続する。ただ、リードは、円筒型電池を並列に
接続することもできる。この図に示すように、円筒スペ
ーサー２の内外の円筒型電池１をリード４で連結してな
るパック電池は、電池を直列に接続するリード４でもっ
て、各々の円筒型電池１を円筒スペーサー２の内外の定
位置に固定しながら、強固に連結できる特長がある。円
筒スペーサー２を補強用の芯材として使用して、リード
４で互いに円筒型電池１を強固に結合できるからであ
る。とくに、内外の円筒形電池１を連結するリード４
は、円筒スペーサー２の上側と下側とに位置させること
により、円筒スペーサー２を上下から保持する状態で、
定位置に固定しながら連結できる。このように、内部に
円筒スペーサー２を配設して、その両側の円筒型電池１
をリード４で連結する構造は、全体を極めて強靭な一体
構造に結合できる特長がある。Further, in the battery pack of FIG. 2, the electrodes of the cylindrical battery 1 provided inside and outside the cylindrical spacer 2 are connected by the leads 4. Lead 4 connects all batteries in series. However, the leads can also connect cylindrical batteries in parallel. As shown in this figure, a battery pack in which cylindrical batteries 1 inside and outside a cylindrical spacer 2 are connected by a lead 4 is connected to each of the cylindrical batteries 1 by a lead 4 connecting the batteries in series. It has the feature that it can be firmly connected while being fixed at a fixed position inside and outside the. This is because the cylindrical batteries 2 can be firmly connected to each other by the leads 4 by using the cylindrical spacer 2 as a reinforcing core material. In particular, the leads 4 connecting the inner and outer cylindrical batteries 1
Is positioned above and below the cylindrical spacer 2 to hold the cylindrical spacer 2 from above and below.
Can be connected while fixed in place. In this way, the cylindrical spacers 2 are disposed inside, and the cylindrical batteries 1 on both sides thereof are arranged.
Has a feature that the whole can be connected to an extremely strong integral structure.
【００２２】また、図２に示すパック電池は、円筒スペ
ーサー２の両端開口部を閉塞する位置、図において上下
に絶縁プレート３を固定している。絶縁プレート３は、
円筒型電池１の電極を外部に表出させるための電極窓５
を開口している。このパック電池は、専用の出力端子を
設けることなく、円筒型電池１の電極を出力端子に併用
できる。奇数本の円筒型電池１を内蔵して直列に接続す
るパック電池は、図２に示すように、電極窓５を両面の
絶縁プレート３に設け、偶数本の円筒型電池１を内蔵す
るパック電池は、図７に示すように、片方の絶縁プレー
ト３に＋−の電極窓５を開口する。Further, in the battery pack shown in FIG. 2, the insulating plates 3 are fixed to the positions at which the openings at both ends of the cylindrical spacer 2 are closed, that is, up and down in the figure. The insulating plate 3
Electrode window 5 for exposing electrodes of cylindrical battery 1 to the outside
Is open. In this battery pack, the electrodes of the cylindrical battery 1 can be used as output terminals without providing a dedicated output terminal. As shown in FIG. 2, a battery pack in which an odd number of cylindrical batteries 1 are built in and connected in series is provided with electrode windows 5 on insulating plates 3 on both sides, and an even number of cylindrical batteries 1 is built in. As shown in FIG. 7, a +-electrode window 5 is opened in one of the insulating plates 3.
【００２３】絶縁プレート３は、プラスチック板等の絶
縁材を、円筒スペーサー２の外径よりも大きく、パック
電池の外径よりも小さい円盤状としたものである。絶縁
プレート３は、両面接着テープや接着剤を介して円筒型
電池１や円筒スペーサー２に接着して固定される。さら
に、図２に示すパック電池は、図７に示すように、絶縁
プレート３と円筒型電池１の外側を熱収縮チューブ６で
被覆する。The insulating plate 3 is made of an insulating material such as a plastic plate in a disk shape larger than the outer diameter of the cylindrical spacer 2 and smaller than the outer diameter of the battery pack. The insulating plate 3 is adhered and fixed to the cylindrical battery 1 and the cylindrical spacer 2 via a double-sided adhesive tape or an adhesive. Further, in the battery pack shown in FIG. 2, the outside of the insulating plate 3 and the cylindrical battery 1 is covered with the heat shrinkable tube 6, as shown in FIG.
【００２４】[0024]
【発明の効果】本発明のパック電池は、外径を大きくす
ることを最小限として特定の本数の円筒型電池を集合で
きる特長がある。たとえば、図１の鎖線と実線で示す配
列で２０本の円筒型電池を集合するパック電池は、ひと
つの円筒型電池が突出して最大外径が大きくなるが、本
発明のパック電池は、図６に示すように、円筒スペーサ
ーの内外に並べて円筒型電池を配列することにより、最
大外径は円筒スペーサーの厚さに相当する分だけわずか
に大きくなって２０本の円筒型電池を収納できる。収納
する円筒型電池の本数は２０本に限らず、たとえば、図
３〜図５に示すように、１３本、１５本、１７本と種々
の本数を収納して、最大外径を小さくできる特長があ
る。The battery pack of the present invention is characterized in that a specific number of cylindrical batteries can be assembled while minimizing the increase in outer diameter. For example, in a battery pack in which twenty cylindrical batteries are assembled in the arrangement shown by the chain line and the solid line in FIG. 1, one cylindrical battery protrudes to increase the maximum outer diameter. By arranging the cylindrical batteries inside and outside of the cylindrical spacer as shown in (1), the maximum outer diameter becomes slightly larger by an amount corresponding to the thickness of the cylindrical spacer, and can accommodate 20 cylindrical batteries. The number of cylindrical batteries to be housed is not limited to 20, and for example, as shown in FIGS. 3 to 5, various sizes such as 13, 15, and 17 can be housed to reduce the maximum outer diameter. There is.
【００２５】さらに、本発明のパック電池は、外形をほ
ぼ円形として、部分的に突出する部分のない外形にでき
るので、電気機器に収納するスペースを有効に利用でき
る特長もある。Further, since the battery pack of the present invention can have a substantially circular outer shape and an outer shape without any protruding portion, there is also a feature that a space for accommodating electric equipment can be effectively used.
【００２６】さらにまた、本発明のパック電池は、内部
に円筒スペーサーを配設して、その内外に円筒型電池を
並べて収納しているので、円筒スペーサーでもって複数
の直列を保持しながら集合できる。したがって、全体を
強度アップできる特長がある。とくに、円筒スペーサー
の内外の円筒型電池をリードで連結して、より強固に保
持できる特長がある。Further, in the battery pack of the present invention, the cylindrical spacers are disposed inside, and the cylindrical batteries are arranged and stored inside and outside thereof, so that the cylindrical spacers can be assembled while holding a plurality of series in series. . Therefore, there is a feature that the strength can be increased as a whole. In particular, there is a feature that the cylindrical batteries inside and outside the cylindrical spacer can be connected by a lead, and can be held more firmly.
【００２７】また、従来のパック電池は、全ての円筒型
電池を三角形の頂点に配設するので、円筒型電池の間に
できる隙間が狭く、充分な放熱が難しい欠点があった
が、本発明のパック電池は、円筒スペーサーの内側面と
外側面に円筒型電池を並べて、隙間を広くできる。この
ため、円筒型電池の放熱、とくに内部に配設している円
筒型電池をより効率よく放熱できる特長がある。とく
に、円筒スペーサーに熱伝導の良い金属板等を使用する
と、円筒スペーサーを放熱板に併用してより効率よく放
熱できる特長も実現できる。In the conventional battery pack, all the cylindrical batteries are disposed at the apexes of the triangle, so that the gap formed between the cylindrical batteries is narrow, and it is difficult to sufficiently radiate heat. In this battery pack, the cylindrical batteries can be arranged on the inner surface and the outer surface of the cylindrical spacer to widen the gap. For this reason, there is a feature that heat can be more efficiently dissipated from the cylindrical battery, particularly from the cylindrical battery disposed inside. In particular, when a metal plate or the like having good heat conductivity is used for the cylindrical spacer, the feature that the heat can be efficiently dissipated by using the cylindrical spacer together with the heat radiating plate can be realized.
【図１】複数本の円筒型電池を平行に集合する従来のパ
ック電池の断面図FIG. 1 is a cross-sectional view of a conventional battery pack in which a plurality of cylindrical batteries are assembled in parallel.
【図２】本発明の実施例のパック電池の分解斜視図FIG. 2 is an exploded perspective view of the battery pack according to the embodiment of the present invention.
【図３】図２に示すパック電池の断面図FIG. 3 is a sectional view of the battery pack shown in FIG. 2;
【図４】本発明の他の実施例のパック電池の断面図FIG. 4 is a sectional view of a battery pack according to another embodiment of the present invention.
【図５】本発明の他の実施例のパック電池の断面図FIG. 5 is a sectional view of a battery pack according to another embodiment of the present invention.
【図６】本発明の他の実施例のパック電池の断面図FIG. 6 is a sectional view of a battery pack according to another embodiment of the present invention.
【図７】本発明の他の実施例のパック電池の斜視図FIG. 7 is a perspective view of a battery pack according to another embodiment of the present invention.
１…円筒型電池 ２…円筒スペーサー ３…絶縁プレート ４…リード ５…電極窓 ６…熱収縮チューブ DESCRIPTION OF SYMBOLS 1 ... Cylindrical battery 2 ... Cylindrical spacer 3 ... Insulating plate 4 ... Lead 5 ... Electrode window 6 ... Heat shrinkable tube
Claims (5)
集合して収納してなるパック電池において、 パック電池の外形と同軸に円筒スペーサー(2)を配設
し、この円筒スペーサー(2)の内側と外側に沿って、複
数本の円筒型電池(1)を並べて配列してなることを特徴
とするパック電池。1. A battery pack comprising a plurality of cylindrical batteries (1) assembled and stored in parallel to each other, comprising a cylindrical spacer (2) arranged coaxially with the outer shape of the battery pack. A battery pack comprising a plurality of cylindrical batteries (1) arranged side by side along the inside and outside of 2).
る値、あるいはほぼ以下の式の値である請求項１に記載
されるパック電池。 ただし、ｒは円筒型電池の半径、ｎは最外周に並べられ
る個数である。2. The battery pack according to claim 1, wherein the entire radius (R) is a value represented by the following expression or approximately the value of the following expression. Here, r is the radius of the cylindrical battery, and n is the number arranged on the outermost periphery.
本、５本、または７本の円筒型電池(1)を収納して、内
側に３本の円筒型電池を収納するものにあっては円筒ス
ペーサー(2)の外側に１０本、内側に４本の円筒型電池
を収納するものにあっては円筒スペーサー(2)の外側に
１１本、内側に５本の円筒型電池を収納するものにあっ
ては円筒スペーサー(2)の外側に１２本、内側に７本の
円筒型電池を収納するものにあっては円筒スペーサー
(2)の外側に１３本の円筒型電池(1)を配設している請求
項１に記載されるパック電池。3. Three cylindrical spacers (2) inside the cylindrical spacer (2).
In cases where three, five, or seven cylindrical batteries (1) are housed, and three cylindrical batteries are housed inside, ten are outside the cylindrical spacer (2) and four are inside. In the case of storing one cylindrical battery, 11 are outside the cylindrical spacer (2), and in the case of storing five cylindrical batteries inside, 12 are outside the cylindrical spacer (2). , And a cylindrical spacer for those containing seven cylindrical batteries inside
2. The battery pack according to claim 1, wherein 13 cylindrical batteries (1) are arranged outside of (2).
型電池(1)の電極をリード(4)で連結している請求項１に
記載されるパック電池。4. The battery pack according to claim 1, wherein the electrodes of the cylindrical battery (1) inside and outside the cylindrical spacer (2) are connected by a lead (4).
する位置に絶縁プレート(3)を固定しており、絶縁プレ
ート(3)に円筒型電池(1)の電極を外部に表出させる電極
窓(5)を開口している請求項１に記載されるパック電
池。5. An insulating plate (3) is fixed at a position to close both ends of the cylindrical spacer (2), and the electrodes of the cylindrical battery (1) are exposed on the insulating plate (3). The battery pack according to claim 1, wherein the electrode window (5) is open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000021964A JP3649983B2 (en) | 2000-01-31 | 2000-01-31 | Pack battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000021964A JP3649983B2 (en) | 2000-01-31 | 2000-01-31 | Pack battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001210295A true JP2001210295A (en) | 2001-08-03 |
| JP3649983B2 JP3649983B2 (en) | 2005-05-18 |
Family
ID=18548313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000021964A Expired - Fee Related JP3649983B2 (en) | 2000-01-31 | 2000-01-31 | Pack battery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3649983B2 (en) |
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|---|---|---|---|---|
| JP2013098558A (en) * | 2011-10-28 | 2013-05-20 | Hamilton Sundstrand Corp | Capacitor assembly and capacitor clamp assembly |
| KR20130052919A (en) * | 2011-11-14 | 2013-05-23 | 삼성에스디아이 주식회사 | Battery pack and electric bike having the same |
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2000
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013098558A (en) * | 2011-10-28 | 2013-05-20 | Hamilton Sundstrand Corp | Capacitor assembly and capacitor clamp assembly |
| KR20130052919A (en) * | 2011-11-14 | 2013-05-23 | 삼성에스디아이 주식회사 | Battery pack and electric bike having the same |
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| WO2017217643A3 (en) * | 2016-06-16 | 2018-07-26 | 주식회사 엘지화학 | Battery module, and battery pack and vehicle comprising same |
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| US20180323412A1 (en) * | 2016-06-16 | 2018-11-08 | Lg Chem, Ltd. | Battery module, and battery pack and vehicle comprising same |
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| JP3649983B2 (en) | 2005-05-18 |
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