JPH08186390A - Battery case for electrical vehicle - Google Patents

Battery case for electrical vehicle

Info

Publication number
JPH08186390A
JPH08186390A JP6327282A JP32728294A JPH08186390A JP H08186390 A JPH08186390 A JP H08186390A JP 6327282 A JP6327282 A JP 6327282A JP 32728294 A JP32728294 A JP 32728294A JP H08186390 A JPH08186390 A JP H08186390A
Authority
JP
Japan
Prior art keywords
resin material
battery case
battery
metal
electric vehicle
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
Application number
JP6327282A
Other languages
Japanese (ja)
Inventor
Norishige Imai
則茂 今井
Takaki Morioka
貴樹 森岡
Katsuhisa Hasegawa
勝久 長谷川
Toyohiko Eto
豊彦 江藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Uchihama Kasei Co Ltd
Original Assignee
Uchihama Kasei Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Uchihama Kasei Co Ltd filed Critical Uchihama Kasei Co Ltd
Priority to JP6327282A priority Critical patent/JPH08186390A/en
Publication of JPH08186390A publication Critical patent/JPH08186390A/en
Pending legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

Abstract

PURPOSE: To achieve electromagnetic shielding effect with a light weight and further rigidity and corrosion resistance, and cope with electric shock problem by forming a battery case with a reinforced resin material where a wire fence for reflecting electromagnetic waves is inserted into the inside between layers of the resin material. CONSTITUTION: In a battery case 1, a woven wire fence 11 has the same effect as the reinforcing material of resin as in a glass fiber 13 in a sheet molding compound SMC 10 and at the same time the glass fiber 13 is cured while it crosses the mesh of the woven wire fence 11 due to the flow of the glass fiber 13 on formation to improve strength. On the other hand, the battery case 1 can be made lighter than a metal battery case. The wire fence 11, a metal whisker, a metal fiber, and a metal powder which are conductive substances shield electromagnetic waves radiated from a battery part 5. A battery liquid prevents the conductive resin materials from being corroded due to a resin surface layer 12 covering the materials.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、電磁波を反射する物質
を含む樹脂材料で形成される電気自動車用バッテリーケ
ースに関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a battery case for an electric vehicle formed of a resin material containing a substance that reflects electromagnetic waves.

【0002】[0002]

【従来の技術】電気自動車の車体に装着するバッテリー
を格納するバッテリーケースは、スチール材及びアルミ
ニウム材等の金属材料で形成されたバッテリーケース
が、主に使用されてきている。金属材料製のバッテリー
ケースは、強度及び靭性の点では優れているが、軽量化
及び耐蝕性を向上させる点に問題を含んでいる。これら
の問題点を克服する目的で、バッテリーケースを樹脂材
料で形成することが検討されてきている。しかし、バッ
テリーケースに樹脂材料を使用することで、バッテリー
内部より電磁波の輻射して、電波障害を引き起こしてい
る。電磁波の遮蔽及び反射させるための種々の材料およ
び方法が示されている。
2. Description of the Related Art As a battery case for accommodating a battery to be mounted on the body of an electric vehicle, a battery case made of a metal material such as a steel material and an aluminum material has been mainly used. The battery case made of a metal material is excellent in strength and toughness, but has a problem in weight reduction and improvement in corrosion resistance. In order to overcome these problems, it has been studied to form the battery case with a resin material. However, by using a resin material for the battery case, electromagnetic waves are radiated from the inside of the battery, causing radio interference. Various materials and methods have been shown for shielding and reflecting electromagnetic waves.

【0003】特開昭64−27931号公報は、カーボ
ン繊維、金属粉末を付着させたガラス繊維及び金網等の
シート両面に溶融樹脂を加圧接合し、電磁波遮蔽層を備
えた自動社用ボンネットに使用する合成樹脂の製造方法
を開示している。特開平2−70208号公報は、プラ
スチック材料の内部に、40メッシュの金網或いはアル
ミニウムを蒸着したポリエステルフィルムを介挿し、静
電気を防止し、且つ電波対策を施した継電器等を収納す
る屋外用制御箱を提供している。
Japanese Unexamined Patent Publication (Kokai) No. 64-27931 discloses an automatic company bonnet provided with an electromagnetic wave shielding layer by press-bonding a molten resin to both sides of a sheet such as carbon fiber, glass fiber to which metal powder is attached, and wire mesh. Disclosed is a method for producing a synthetic resin used. Japanese Patent Laid-Open No. 2-70208 discloses an outdoor control box in which a 40-mesh wire net or a polyester film deposited with aluminum is inserted in a plastic material to prevent static electricity and to store a relay or the like having a radio wave countermeasure. Are offered.

【0004】さらに、特開昭59−167103号公報
は、電波を反射する反射板基材表面に積層した反射板
を、繊維強化プラスチックにより一体成形したアンテナ
用パラボラ型反射板を得ている。この反射板は、繊維材
料としてガラスマットと金網、及び樹脂材料としてシー
トモールディングコンパウンドを用いている。樹脂材料
は、特に軽量化及び耐食性には優れた効果を有してい
る。しかし、この用途に用いる樹脂材料は、ガラス繊維
を積層して強化しているが、金属材料に比較しその強度
及び、特に、靭性が著しく低下する。これらの強度と靭
性の低下は、衝撃負荷による機械的性質を劣化させる。
すなわち、自動車は、走行中に例えば、路上に散在して
いる小石等を跳ね返し、バッテリーケースに予期せぬ衝
撃負荷を与える。このため、バッテリーケースに用いた
樹脂材料は、衝撃負荷を受け割れが発生して、破壊に至
る場合がある。
Furthermore, Japanese Patent Laid-Open No. 59-167103 discloses a parabolic reflector for an antenna in which a reflector laminated on the surface of a reflector substrate that reflects radio waves is integrally molded of fiber reinforced plastic. This reflector uses a glass mat and a wire mesh as the fiber material and a sheet molding compound as the resin material. The resin material has an excellent effect especially on weight reduction and corrosion resistance. However, although the resin material used for this purpose is reinforced by laminating glass fibers, its strength and, in particular, toughness are remarkably lowered as compared with the metal material. These reductions in strength and toughness deteriorate mechanical properties due to impact loading.
That is, the vehicle bounces off, for example, pebbles scattered on the road while running, and gives an unexpected shock load to the battery case. For this reason, the resin material used for the battery case may be cracked by the impact load and may be destroyed.

【0005】[0005]

【発明が解決しようとする課題】電気自動車において、
そのシステムの都合上DC−AC変換又はブラシ制御に
よるため、電気系システムに流れる電流はリップルの多
い電流となり、これがバッテリー部にも流れ、このため
バッテリー部より電磁波が輻射される。この電磁波によ
り、他の電気制御系統に障害をもたらす。したがって、
バッテリー内部から輻射される電磁波を遮蔽する必要が
ある。一方、バッテリーケースからの感電防止対策も致
さねばならない。
DISCLOSURE OF THE INVENTION In an electric vehicle,
Because of DC-AC conversion or brush control for the convenience of the system, the electric current flowing through the electric system becomes a current with a lot of ripples, which also flows through the battery section, so that electromagnetic waves are radiated from the battery section. This electromagnetic wave causes a failure in other electric control systems. Therefore,
It is necessary to shield the electromagnetic waves radiated from the inside of the battery. On the other hand, it is necessary to take measures to prevent electric shock from the battery case.

【0006】一般にバッテリーの電槽は、樹脂材料で形
成され電磁シールドの効果を持たない。電気自動車は大
容量のバッテリーを搭載するため、バッテリーケースを
形成する材料は、軽量化する必要がある したがって、本発明は、軽量で電磁遮蔽効果があり、さ
らに強靱性と耐蝕性を有し、感電対策にも対応できる電
気自動車用バッテリーケース材料を提供することを目的
とする。
Generally, the battery case of a battery is made of a resin material and does not have an electromagnetic shield effect. Since an electric vehicle carries a large capacity battery, the material forming the battery case needs to be lightweight. Therefore, the present invention is lightweight and has an electromagnetic shielding effect, and further has toughness and corrosion resistance, It is an object of the present invention to provide a battery case material for electric vehicles that can also be used for electric shock countermeasures.

【0007】[0007]

【課題を解決するための手段及び作用】本発明の電気自
動車用バッテリーケースは、電磁波を反射する物質を含
む樹脂材料で形成されることを特徴とすることにより上
記目的を達成することができる。電気自動車用バッテリ
ーケースは、電磁波を反射する金網を樹脂材料の層間内
部に介挿してなる強化樹脂材料により形成される。強化
樹脂材料は、樹脂材料はガラス繊維及び不飽和ポリエス
テルを含んでなり、成形時に前記樹脂材料の層間内部で
ガラス繊維及び金網とが互いに絡み合って形成される。
また、電気自動車用バッテリーケースは、電磁波を反射
する物質が金属ホィスカー、金属繊維及び金属粉末のい
ずれか一つを含んでなる強化樹脂材料の両表面を、前記
樹脂材料でラミネートした複合樹脂材料で形成される。
さらに、電気自動車用バッテリーケースは、強化樹脂材
料と金網とを重ね合わせて、前記樹脂材料でラミネート
した金網を含む複合樹脂材料で形成される。電気自動車
用バッテリーケースは、箱体及び蓋体とを含んでなり、
箱体及び蓋体との接合部が導電状態で接触することを特
徴とする。電気自動車用バッテリーケースは、樹脂材料
と金網とを金型内で加圧成形して製造され、また、金型
内で前記強化樹脂材料の両表面を前記樹脂材料でラミネ
ートして加圧成形しても製造される。
The battery case for an electric vehicle according to the present invention can achieve the above object by being formed of a resin material containing a substance that reflects electromagnetic waves. A battery case for an electric vehicle is formed of a reinforced resin material in which a wire net that reflects electromagnetic waves is inserted inside a layer of resin material. In the reinforced resin material, the resin material contains glass fiber and unsaturated polyester, and the glass fiber and the wire net are intertwined with each other inside the interlayer of the resin material during molding.
In addition, the battery case for an electric vehicle is a composite resin material in which both surfaces of a reinforced resin material containing a metal whisker, a metal fiber, or a metal powder as a substance that reflects electromagnetic waves are laminated with the resin material. It is formed.
Further, the battery case for an electric vehicle is formed of a composite resin material including a wire mesh in which a reinforced resin material and a wire mesh are superposed and laminated with the resin material. The battery case for an electric vehicle includes a box body and a lid body,
It is characterized in that the joint portion between the box body and the lid body contacts in a conductive state. A battery case for an electric vehicle is manufactured by press-molding a resin material and a wire mesh in a mold, and both surfaces of the reinforced resin material are laminated with the resin material in the mold and pressure-molded. Even manufactured.

【0008】本発明のバッテリーケースは、織金網がシ
ートモールディングコンパウンド(以下SMCと呼ぶ)
内のガラス繊維と同様に樹脂の強化材として効果を持つ
とともに、さらに成形時のガラス繊維の流動によりガラ
ス繊維が織金網の網目に交差した状態で硬化するため、
単なるSMCに比較して強度を向上させる。一方、この
バッテリーケースは、金属製バッテリーケースに対して
軽量化することができる。導電性物質である金網、金属
ホィスカー、金属繊維及び金属粉末が、バッテリー部か
ら輻射される電磁波のシールド効果を有する。金網を含
む樹脂材料、及び金属ホィスカー、金属繊維及び金属粉
末を含む導電性樹脂材料は、それを覆った樹脂表面層に
よって、バッテリー液による腐食を防止される。金網を
使用せずに、導電性樹脂材料を表面を樹脂材料でラミネ
ートすることのみによっても、電磁波のシールド効果及
び防食性を向上することができるで、バッテリーケース
の製作工程を簡素化する。
In the battery case of the present invention, the woven wire mesh is a sheet molding compound (hereinafter referred to as SMC).
As well as having the effect as a resin reinforcing material like the glass fiber in the inside, because the glass fiber is further cured by the flow of the glass fiber at the time of molding, the glass fiber crosses the mesh of the woven wire mesh,
Improves strength compared to simple SMC. On the other hand, the battery case can be made lighter than the metal battery case. The wire mesh, metal whiskers, metal fibers, and metal powder, which are conductive materials, have a shielding effect on electromagnetic waves radiated from the battery part. The resin surface layer covering the resin material including the wire mesh and the conductive resin material including the metal whiskers, the metal fibers and the metal powder is prevented from being corroded by the battery liquid. The electromagnetic wave shielding effect and the anticorrosion property can be improved by simply laminating the surface of the conductive resin material with the resin material without using a metal net, and thus the manufacturing process of the battery case is simplified.

【0009】[0009]

【実施例】本発明は第1図のバッテリーケース概略斜視
図に示すように、電磁波の輻射源となるバッテリー
(5)が、バッテリートレイ(2)とバッテリーカバー
(3)でなるバッテリーケース(1)内に格納されてい
る。第2図に示すように、バッテリートレイ(2)とバ
ッテリーカバー(3)の各々は、樹脂層(12)とガラ
ス繊維(13)を含む強化樹脂材料と織金網(11)と
で一体成形されている。また、このガラス繊維で強化し
た強化樹脂材料でなく、導電性の金属繊維、金属ホィス
カー及び金属粉末で強化した導電性の複合樹脂材料を用
いる場合、金網と一体成形しなくても良い。このバッテ
リートレイ(2)とバッテリーカバー(3)でなるバッ
テリーケース(1)は、金属製バッテリーケースに対し
て軽量で、バッテリー部から輻射される電磁波のシール
ド効果を有する。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in the schematic perspective view of the battery case of FIG. 1, the present invention is a battery case (1) in which a battery (5) serving as a radiation source of electromagnetic waves is a battery tray (2) and a battery cover (3). ) Is stored in. As shown in FIG. 2, each of the battery tray (2) and the battery cover (3) is integrally molded with a reinforced resin material including a resin layer (12) and glass fiber (13) and a woven wire mesh (11). ing. Further, in the case of using not the reinforced resin material reinforced with the glass fiber but the conductive composite resin material reinforced with the conductive metal fiber, the metal whiskers and the metal powder, it is not necessary to integrally mold the wire mesh. The battery case (1) including the battery tray (2) and the battery cover (3) is lighter in weight than the metal battery case and has an effect of shielding electromagnetic waves radiated from the battery section.

【0010】本発明のバッテリーケース(1)の製造方
法の一つの実施例を、第3図を基に説明する。上金型
(8)と下金型(9)を開いた状態で下金型(9)の上
にSMC(10)を載せその上にさらに織金網(11)
を載置する。次に金型(8、9)を閉じ、加熱及びプレ
ス装置で加圧することにより、SMC(10)の樹脂溶
液(SMCの場合は不飽和ポリエステル樹脂溶液)とガ
ラス繊維(13)とが流動し、上金型(8)と下金型
(9)の間に充満する。この流動時に、樹脂溶液の一部
は織金網(11)の網目を透過し、また、ガラス繊維
(13)の一部は織金網(11)の網目と交差した状態
となり、やがて硬化すると第4図に示すような断面のS
MC(10)と織金網(11)とが一体成形されたバッ
テリートレイ(2)又はバッテリーカバー(3)が製造
される。織金網(11)の網目を透過して硬化した樹脂
層(12)により表面層が形成され、織金網(11)の
バッテリー液による腐食を防止する。
One embodiment of the method of manufacturing the battery case (1) of the present invention will be described with reference to FIG. The SMC (10) is placed on the lower mold (9) with the upper mold (8) and the lower mold (9) opened, and the woven wire mesh (11) is further placed thereon.
Is placed. Next, the molds (8, 9) are closed, and the resin solution of the SMC (10) (unsaturated polyester resin solution in the case of SMC) and the glass fiber (13) flow by applying pressure with a heating and pressing device. , Between the upper mold (8) and the lower mold (9). During this flow, a part of the resin solution penetrates the mesh of the woven wire mesh (11), and a part of the glass fiber (13) crosses the mesh of the woven wire mesh (11), and when it is cured, the fourth S of cross section as shown
A battery tray (2) or a battery cover (3) in which the MC (10) and the woven wire mesh (11) are integrally molded is manufactured. A surface layer is formed by the resin layer (12) which has penetrated and meshed with the mesh of the woven wire mesh (11) to prevent the woven wire mesh (11) from being corroded by the battery liquid.

【0011】導電性の複合樹脂材料を用いる場合、この
導電性の複合樹脂材料の両面を非導電性の樹脂材料でラ
ミネートしたのち、上記金型(8、9)を用いて加熱成
形する。或いは、導電性の複合樹脂材料は、非導電性の
樹脂材料で上記金型(8、9)内でラミネートと加熱成
形とを行う。導電性の複合樹脂材料に金網を介挿する場
合は、導電性の複合樹脂材料と非導電性の樹脂材料の層
間に介挿する。
When a conductive composite resin material is used, both surfaces of this conductive composite resin material are laminated with a non-conductive resin material and then heat-molded using the above-mentioned molds (8, 9). Alternatively, the conductive composite resin material is a non-conductive resin material, which is laminated and heat-molded in the mold (8, 9). When the wire net is inserted in the conductive composite resin material, it is inserted between the conductive composite resin material and the non-conductive resin material.

【0012】図5は、バッテリートレイ(2)とバッテ
リーカバー(3)との合わせ部の締結状態を示す。バッ
テリートレイ(2)とバッテリーカバー(3)の合わせ
部をボルト(6)、ナット(7)等で締結することで、
電磁シールドを向上させることができる。この場合、合
わせ部の樹脂層(12)をサンドペーパー等で削り取
り、金網、或いは導電性の複合樹脂材料を露出させ、バ
ッテリートレイ(2)とバッテリーカバー(3)の合わ
せ部をボルト(6)、ナット(7)等で締結することで
導電状態になり、さらに電磁シールドを向上させること
ができる。
FIG. 5 shows the fastening state of the mating portion between the battery tray (2) and the battery cover (3). By fastening the mating part of the battery tray (2) and the battery cover (3) with bolts (6), nuts (7), etc.
The electromagnetic shield can be improved. In this case, the resin layer (12) at the mating part is scraped off with sandpaper or the like to expose the wire mesh or the conductive composite resin material, and the mating part between the battery tray (2) and the battery cover (3) is bolted (6). , The nut (7) and the like are brought into a conductive state, and the electromagnetic shield can be further improved.

【0013】本発明の上記実施例において、不飽和ポリ
エステル樹脂とガラス繊維を使用した場合について説明
したが、その他の熱硬化性樹脂或いは熱可塑性樹脂を使
用してもよい。
In the above embodiment of the present invention, the case where the unsaturated polyester resin and the glass fiber are used has been described, but other thermosetting resin or thermoplastic resin may be used.

【0014】[0014]

【発明の効果】織金網がSMC内のガラス繊維と同様に
樹脂の強化材として効果を持つとともに、さらに、成形
時のガラス繊維の流動によりガラス繊維が織金網の網目
に交差した状態で硬化するため、単なるSMCに比較し
て強度を向上させることができた。
EFFECTS OF THE INVENTION The woven wire mesh is effective as a reinforcing material for resin similarly to the glass fiber in the SMC, and further, the glass fiber is hardened in a state where the glass fiber intersects with the mesh of the woven wire mesh due to the flow of the glass fiber during molding Therefore, the strength could be improved as compared with simple SMC.

【0015】さらに、このバッテリーケースは、金属製
バッテリーケースに対して軽量で、バッテリー部から輻
射される電磁波のシールド効果を有することを可能にし
た。金網及び導電性プラスチックを覆った樹脂層で表面
層が形成されるため、バッテリーケースからの感電対策
が可能となり、且つ金網及び導電性プラスチックのバッ
テリー液による腐食が防止できた。
Further, this battery case is lighter in weight than the metal battery case, and has the effect of shielding electromagnetic waves radiated from the battery section. Since the surface layer is formed by the resin layer covering the metal net and the conductive plastic, it is possible to take measures against electric shock from the battery case and prevent the metal mesh and the conductive plastic from being corroded by the battery liquid.

【0016】金網を使用せずに、導電性プラスチックの
みによっても、電磁波のシールド効果及び防食性を向上
する行うことができるので、バッテリーケースの製作工
程が簡素化できた。
Since the electromagnetic wave shielding effect and the anticorrosion property can be improved by using only the conductive plastic without using the metal net, the manufacturing process of the battery case can be simplified.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明のバッテリーケース概略斜視図である。FIG. 1 is a schematic perspective view of a battery case of the present invention.

【図2】図1のA−A線に沿う本発明のバッテリーケー
スの断面図である。
FIG. 2 is a cross-sectional view of the battery case of the present invention taken along the line AA of FIG.

【図3】樹脂材料と金網を載置した状態の上金型と下金
型との断面図である。
FIG. 3 is a cross-sectional view of an upper mold and a lower mold in which a resin material and a metal net are placed.

【図4】バッテリートレイとバッテリーカバーとのガラ
ス繊維が金網の網目と交差した状態を表す部分断面図で
ある。
FIG. 4 is a partial cross-sectional view showing a state where glass fibers of a battery tray and a battery cover intersect with meshes of a wire mesh.

【図5】バッテリートレイとバッテリーカバーとの合わ
せ部の締結状態を表す部分断面図である。
FIG. 5 is a partial cross-sectional view showing a fastening state of a mating portion between a battery tray and a battery cover.

【符号の説明】[Explanation of symbols]

1…バッテリーケース 2…バッテリートレイ 3…バッテリーカバー 5…バッテリー 6…ボルト 7…ナット 8…上金型 9…下金型 10…SMC 11…金網 12…樹脂層 13…ガラス繊維 1 ... Battery case 2 ... Battery tray 3 ... Battery cover 5 ... Battery 6 ... Bolt 7 ... Nut 8 ... Upper mold 9 ... Lower mold 10 ... SMC 11 ... Metal mesh 12 ... Resin layer 13 ... Glass fiber

フロントページの続き (72)発明者 江藤 豊彦 愛知県豊田市トヨタ町1番地 トヨタ自動 車株式会社内Front Page Continuation (72) Inventor Toyohiko Eto 1 Toyota-cho, Toyota-shi, Aichi Toyota Motor Co., Ltd.

Claims (8)

【特許請求の範囲】[Claims] 【請求項1】 電磁波を反射する物質を含む樹脂材料で
形成することを特徴とする電気自動車用バッテリーケー
ス。
1. A battery case for an electric vehicle, which is formed of a resin material containing a substance that reflects electromagnetic waves.
【請求項2】 前記電磁波を反射する物質は金網であ
り、前記金網を樹脂材料の層間内部に介挿してなる強化
樹脂材料により形成することを特徴とする請求項1記載
の電気自動車用バッテリーケース。
2. The battery case for an electric vehicle according to claim 1, wherein the substance that reflects the electromagnetic wave is a wire mesh, and the wire mesh is formed of a reinforced resin material that is inserted between layers of a resin material. .
【請求項3】 前記樹脂材料はガラス繊維及び不飽和ポ
リエステルを含んでなり、成形時に前記樹脂材料の層間
内部でガラス繊維と金網とが互いに絡み合ってなる強化
樹脂材料で形成することを特徴とする請求項1及び2項
に記載の電気自動車用バッテリーケース。
3. The resin material comprises glass fiber and unsaturated polyester, and is formed of a reinforced resin material in which glass fibers and a wire mesh are entangled with each other inside a layer of the resin material during molding. The battery case for an electric vehicle according to claim 1.
【請求項4】 前記電磁波を反射する物質は金属ホィス
カー、金属繊維及び金属粉末の少なくとも一つであり、
且つ前記金属ホィスカー、前記金属繊維及び前記金属粉
末のいずれか一つを含んでなる強化樹脂材料の両表面
を、前記樹脂材料でラミネートした複合樹脂材料で形成
することを特徴とする請求項1記載の電気自動車用バッ
テリーケース。
4. The material that reflects electromagnetic waves is at least one of metal whiskers, metal fibers and metal powders,
2. A composite resin material obtained by laminating both surfaces of a reinforced resin material comprising any one of the metal whiskers, the metal fibers and the metal powder with the resin material. Battery case for electric vehicle.
【請求項5】 前記強化樹脂材料と金網とを重ね合わせ
て、前記樹脂材料でラミネートした金網を含む複合樹脂
材料で形成することを特徴とする請求項4記載の電気自
動車用バッテリーケース。
5. The battery case for an electric vehicle according to claim 4, wherein the reinforcing resin material and the wire net are overlapped with each other and formed of a composite resin material including a wire net laminated with the resin material.
【請求項6】 前記電気自動車用バッテリーケースが、
箱体及び蓋体とを含んでなり、箱体及び蓋体との接合部
が導電状態で接触することを特徴とする請求項1から5
項のいずれか1項に記載の電気自動車用バッテリーケー
ス。
6. The battery case for an electric vehicle,
6. A box body and a lid body are included, and a joint portion between the box body and the lid body is in conductive contact with each other.
The battery case for an electric vehicle according to any one of items.
【請求項7】 前記強化樹脂材料は、前記樹脂材料と前
記金網とを金型内で加圧成形することを特徴とする電気
自動車バッテリー用ケースの製造方法。
7. The method of manufacturing a case for an electric vehicle battery, wherein the reinforced resin material is pressure-molded in a mold with the resin material and the wire mesh.
【請求項8】 前記金型内で前記強化樹脂材料の両表面
を前記樹脂材料でラミネートして加圧成形することを特
徴とする電気自動車バッテリー用ケースの製造方法。
8. A method for manufacturing a case for an electric vehicle battery, comprising laminating both surfaces of the reinforced resin material with the resin material in the mold and press-molding the laminated material.
JP6327282A 1994-12-28 1994-12-28 Battery case for electrical vehicle Pending JPH08186390A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6327282A JPH08186390A (en) 1994-12-28 1994-12-28 Battery case for electrical vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6327282A JPH08186390A (en) 1994-12-28 1994-12-28 Battery case for electrical vehicle

Publications (1)

Publication Number Publication Date
JPH08186390A true JPH08186390A (en) 1996-07-16

Family

ID=18197389

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6327282A Pending JPH08186390A (en) 1994-12-28 1994-12-28 Battery case for electrical vehicle

Country Status (1)

Country Link
JP (1) JPH08186390A (en)

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