JPH0966876A - Main frame for two-wheeled or three-wheeled electric vehicle - Google Patents
Main frame for two-wheeled or three-wheeled electric vehicleInfo
- Publication number
- JPH0966876A JPH0966876A JP22672695A JP22672695A JPH0966876A JP H0966876 A JPH0966876 A JP H0966876A JP 22672695 A JP22672695 A JP 22672695A JP 22672695 A JP22672695 A JP 22672695A JP H0966876 A JPH0966876 A JP H0966876A
- Authority
- JP
- Japan
- Prior art keywords
- main frame
- frame
- wheeled
- reinforced resin
- opening
- 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
Landscapes
- Automatic Cycles, And Cycles In General (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、二輪または三輪電
気自動車の構造フレームに関するものであり、より詳し
くは、車体構造の主たる部分が箱型形状をした二輪また
は三輪電気自動車の構造フレームに関するものである。
本発明は、繊維強化樹脂製フレーム構造を持つ機器全般
に用いることができる。例えば繊維強化樹脂製フレーム
の二輪電動スクーター等が挙げられる。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structural frame of a two-wheeled or three-wheeled electric vehicle, and more particularly to a structural frame of a two-wheeled or three-wheeled electric vehicle in which the main part of the vehicle body structure is box-shaped. is there.
INDUSTRIAL APPLICABILITY The present invention can be used for all devices having a fiber-reinforced resin frame structure. For example, a two-wheel electric scooter having a frame made of fiber reinforced resin can be used.
【0002】[0002]
【従来の技術】従来は、二輪または三輪電気自動車の構
造フレームは、スチール製パイプを適宜組み合わせて構
成されていた。また、繊維強化プラスチックス製の薄板
部材でモノコック状に構成されていた。2. Description of the Related Art Conventionally, the structural frame of a two-wheel or three-wheel electric vehicle has been constructed by appropriately combining steel pipes. In addition, it is configured in a monocoque shape with a thin plate member made of fiber reinforced plastics.
【0003】[0003]
【発明が解決しようとする課題】上記スチール製パイプ
からなる構造フレームを用いると、その周囲にバッテ
リ、コントローラ、その他の部品を取り付け、さらに外
板を取り付けるため、車両全体としては大型で重いもの
となる問題がある。また、繊維強化プラスチックス製薄
板部材からなるモノコックフレームを用いると、部品の
取り付け、保守に要する工数が多いという問題がある。When the structural frame made of the steel pipe is used, the battery, the controller, and other parts are attached around the frame, and the outer plate is attached, so that the vehicle as a whole is large and heavy. There is a problem. Further, when a monocoque frame made of a fiber-reinforced plastics thin plate member is used, there is a problem that the number of steps required for mounting and maintaining the parts is large.
【0004】[0004]
【課題を解決するための手段】そこで、本発明者等はか
かる課題を解決すべく検討した結果、車体の表面部が繊
維強化樹脂、内部が軽量芯材からなる閉断面サンドイッ
チ構造の二輪または三輪電気自動車用構造フレームであ
って、フレームの側面に開口部を有する箱状の形状と
し、その内部に電池、モーター、コントローラ、電装系
部品、駆動系部品等からなる群から選ばれたものを収納
し、その外部には車輪等を取り付けた構造フレームする
ことにより車両全体を小型で軽量なものとできることを
見出し、本発明を完成した。すなわち、本発明の目的
は、小型、軽量で部品の取り付け性、保守性のよい二輪
または三輪電気自動車用フレームを提供することにあ
る。Therefore, as a result of investigations made by the present inventors in order to solve such problems, the two-wheeled or three-wheeled vehicle having a closed cross-section sandwich structure in which the surface portion of the vehicle body is made of fiber reinforced resin and the inside is made of a lightweight core material. A structural frame for an electric vehicle, which has a box-like shape with an opening on a side surface of the frame, and accommodates therein a group selected from a group consisting of a battery, a motor, a controller, an electrical system component, a drive system component, and the like. The present invention has been completed based on the finding that the entire vehicle can be made compact and lightweight by providing a structural frame with wheels and the like attached to the outside thereof. That is, an object of the present invention is to provide a frame for a two-wheeled or three-wheeled electric vehicle that is small in size, light in weight, and has good parts mountability and maintainability.
【0005】[0005]
【発明の実施の態様】以下、本発明を詳細に説明する。
本発明の構造フレームは表層が繊維強化樹脂、内部が軽
量芯材からなる閉断面サンドイッチ構造を有する。繊維
強化樹脂は、例えば熱硬化性樹脂を用いたものでは、ハ
ンドレイアップ法、スプレイアップ法、バルクモールデ
ィング成形法(BMC法)、シートモールディング成形
法(SMC法)、レジンインジェクション法、レジント
ランスファー成形法、反応射出成形法(RIM法)、強
化反応射出成形法(RRIM法)、構造用強化反応射出
成形法(SRIM法)、バッグ成形法、オートクレーブ
成形法あるいはフィラメントワインディング法等により
製造されたものが挙げられ、また、熱可塑性樹脂を用い
たものでは、射出成形法、射出圧縮成形法、プレス成形
法、真空成形法、ブロー成形法、液圧成形法、スタンピ
ング成形法、サーモフォーミング法、フィラメントワイ
ンディング法等により製造されたものが挙げられるが、
好ましくは繊維強化材を金型内に載置し、反応性樹脂を
注入した後に硬化させるレジントランスファー(RT
M)成形法または構造用強化反応射出成形法(SRIM
法)により得られる繊維強化プラスチックスを用いるの
が、機械的強度が大きい点および工業的生産に適してい
る点で好ましい。BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, the present invention will be described in detail.
The structural frame of the present invention has a closed cross-section sandwich structure in which the surface layer is a fiber reinforced resin and the inside is a lightweight core material. As the fiber-reinforced resin, for example, a thermosetting resin is used, a hand lay-up method, a spray-up method, a bulk molding method (BMC method), a sheet molding method (SMC method), a resin injection method, a resin transfer molding method. Manufactured by the method, reaction injection molding method (RIM method), reinforced reaction injection molding method (RRIM method), structural reinforced reaction injection molding method (SRIM method), bag molding method, autoclave molding method or filament winding method. In addition, in those using a thermoplastic resin, injection molding method, injection compression molding method, press molding method, vacuum molding method, blow molding method, hydraulic molding method, stamping molding method, thermoforming method, filament Examples include those manufactured by the winding method,
Preferably, a resin transfer (RT) in which a fiber reinforcement is placed in a mold and a reactive resin is injected and then cured
M) Molding or structural reinforced reaction injection molding (SRIM)
It is preferable to use the fiber-reinforced plastics obtained by the method) in terms of high mechanical strength and suitability for industrial production.
【0006】使用される繊維強化材としては、特に限定
されるものではなく、通常繊維強化プラスチックスに使
用されるガラス繊維、炭素繊維、アラミド繊維等が好適
に使用される。樹脂としてはエポキシ樹脂、ビニルエス
テル樹脂、不飽和ポリエステル樹脂、ポリウレタン樹
脂、ポリウレア樹脂、ジシクロペンタジエン樹脂および
これらを適宜組み合わせた樹脂等の熱硬化性樹脂、ある
いはポリエチレン、ポリプロピレン、ポリ塩化ビニル、
ABS、PPS、ナイロン、ポリエーテルエーテルケト
ン等の熱可塑性樹脂等が挙げられ、特にRTM成形法、
SRIM成形法で繊維強化プラスチックスを製造する場
合には、エポキシ樹脂、ビニルエステル樹脂、不飽和ポ
リエステル樹脂あるいはこれらを主たる成分として含む
樹脂等を用いるのが好ましい。得られた繊維強化プラス
チックスにおける繊維含有率は、通常、10〜70体積
%、好ましくは15〜40体積%、より好ましくは20
〜30体積%の範囲が好ましい。The fiber reinforcing material used is not particularly limited, and glass fiber, carbon fiber, aramid fiber and the like which are usually used for fiber reinforced plastics are preferably used. As the resin, a thermosetting resin such as an epoxy resin, a vinyl ester resin, an unsaturated polyester resin, a polyurethane resin, a polyurea resin, a dicyclopentadiene resin and a resin in which these are appropriately combined, or polyethylene, polypropylene, polyvinyl chloride,
Examples thereof include thermoplastic resins such as ABS, PPS, nylon, and polyether ether ketone. Particularly, RTM molding method,
When the fiber reinforced plastics are manufactured by the SRIM molding method, it is preferable to use an epoxy resin, a vinyl ester resin, an unsaturated polyester resin, or a resin containing these as a main component. The fiber content of the obtained fiber reinforced plastics is usually 10 to 70% by volume, preferably 15 to 40% by volume, more preferably 20.
The range of ˜30% by volume is preferred.
【0007】軽量芯材としては、発泡ポリウレタン、発
泡ポリイソシアヌレート、発泡ポリスチレン、発泡ポリ
エチレン、発泡ポリプロピレン、発泡ポリ塩化ビニル等
が用いられる。ヘッドパイプとは舵取り装置のガイドと
なる部品である。ピボットブラケットは後車輪懸架時の
回転中心部分保持部品である。リアクッションブラケッ
トとは、路面凹凸に起因する後車輪上下動を吸収する懸
架装置の車体側保持部品である。As the lightweight core material, expanded polyurethane, expanded polyisocyanurate, expanded polystyrene, expanded polyethylene, expanded polypropylene, expanded polyvinyl chloride and the like are used. The head pipe is a part that serves as a guide for the steering device. The pivot bracket is a part that holds the center of rotation when the rear wheels are suspended. The rear cushion bracket is a vehicle body side holding component of a suspension device that absorbs vertical movement of rear wheels due to road surface irregularities.
【0008】[0008]
【発明の効果】本発明によれば、小型、軽量で部品の取
り付け性、保守性のよい二輪または三輪電気自動車の構
造フレームを容易に得ることができる。According to the present invention, it is possible to easily obtain a structural frame of a two-wheeled or three-wheeled electric vehicle that is small in size, light in weight, and has good parts mountability and maintainability.
【0009】[0009]
【実施例】以下、実施例により具体的かつ詳細に説明す
るが、本発明はその要旨を越えない限り、下記の実施例
に限定されるものではない。この閉断面サンドイッチ構
造を有するフレーム1は、図2に示すように、その側面
に開口部4を有する箱状の形状であり、その開口部に
は、走行エネルギー源となる電池、駆動源となるモータ
ー、その制御装置であるコントローラ、DC−DCコン
バーター等の電装系部品などが収納され、その外部には
車輪等が取り付けられる。EXAMPLES Hereinafter, the present invention will be described specifically and in detail with reference to Examples, but the present invention is not limited to the following Examples unless it exceeds the gist. As shown in FIG. 2, a frame 1 having this sandwiched sandwich structure has a box-like shape having an opening 4 on its side surface, and the opening serves as a battery serving as a running energy source and a driving source. A motor, a controller that is a control device for the motor, electrical components such as a DC-DC converter, and the like are housed, and wheels and the like are attached to the outside thereof.
【0010】尚、開口部には、カバー5を取り付けるこ
とが好ましい。又、メインフレームには、車体の中心分
割面近傍にパーティングライン6を設けておくことによ
り、成型及び組立てが容易となるので好ましい。本発明
のメインフレームは、その他公知の車体部品と組合せ
て、二輪または三輪電気自動車を構成する。A cover 5 is preferably attached to the opening. Further, it is preferable to provide the parting line 6 in the main frame in the vicinity of the center dividing surface of the vehicle body, because molding and assembly are facilitated. The main frame of the present invention is combined with other known body parts to form a two-wheel or three-wheel electric vehicle.
【0011】例えば、メインフレームの芯材の内部にヘ
ッドパイプ、ピボットブラケット、又はリアクッション
ブラケットをインサートすることができる。ヘッドパイ
プとは舵取り装置のガイドとなる部品である。ピボット
ブラケットは後車輪懸架時の回転中心部分保持部品であ
る。リアクッションブラケットとは、路面凹凸に起因す
る後車輪上下動を吸収する懸架装置の車体側保持部品で
ある。For example, a head pipe, a pivot bracket, or a rear cushion bracket can be inserted inside the core material of the main frame. The head pipe is a part that serves as a guide for the steering device. The pivot bracket is a part that holds the center of rotation when the rear wheels are suspended. The rear cushion bracket is a vehicle body side holding component of a suspension device that absorbs vertical movement of rear wheels due to road surface irregularities.
【0012】図1は本発明を実施した電動スクーターの
外観の一例である。図2はI−I線矢視の断面図であ
り、本発明を実施した部位である。芯材としてのウレタ
ンフォーム2の外周に繊維強化樹脂1を被覆してメイン
フレームを製造した。本メインフレームは単体で車体に
かかる全荷重に耐える強度と剛性を有し、側面の開口部
4から走行に必要な部品3の取り付けが可能である。図
2には搭載部品のひとつであるバッテリー3の取り付け
位置の一例を示した。FIG. 1 is an example of the appearance of an electric scooter embodying the present invention. FIG. 2 is a cross-sectional view taken along the line I-I of FIG. The outer periphery of the urethane foam 2 as the core material was coated with the fiber reinforced resin 1 to manufacture a main frame. This main frame has strength and rigidity to withstand the entire load applied to the vehicle body by itself, and the parts 3 necessary for traveling can be attached through the opening 4 on the side surface. FIG. 2 shows an example of the mounting position of the battery 3, which is one of the mounted parts.
【図1】本発明の電動スクーターの外観FIG. 1 is an external view of an electric scooter of the present invention.
【図2】図1のI−I線断面図FIG. 2 is a sectional view taken along line II of FIG. 1;
1 繊維強化樹脂 2 軽量芯材 3 バッテリー 4 開口部 5 カバー 6 パーティングライン 1 Fiber Reinforced Resin 2 Lightweight Core Material 3 Battery 4 Opening 5 Cover 6 Parting Line
───────────────────────────────────────────────────── フロントページの続き (72)発明者 藤谷 学 神奈川県横浜市青葉区鴨志田町1000番地 三菱化学株式会社横浜総合研究所内 (72)発明者 今井 隆嘉 東京都豊島区南大塚3丁目43番地11号 三 菱化学株式会社東京支社内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Manabu Fujitani 1000 Kamoshita-cho, Aoba-ku, Yokohama-shi, Kanagawa Mitsubishi Chemical Corporation Yokohama Research Institute (72) Takayoshi Imai 3-43, Minami-Otsuka, Toshima-ku, Tokyo 11 Sanryo Chemical Co., Ltd. Tokyo Branch Office
Claims (6)
しかも車体にかかる荷重を実質的に全て支持する箱状構
造体であって、該フレームの表層が繊維強化樹脂、内部
が軽量芯材からなる閉断面サンドイッチ構造である二輪
または三輪電気自動車用メインフレーム。1. A frame has an opening on one side surface,
Moreover, the main frame for a two-wheel or three-wheel electric vehicle is a box-shaped structure that substantially supports the load applied to the vehicle body and has a closed cross-section sandwich structure in which the surface layer of the frame is a fiber-reinforced resin and the inside is a lightweight core material. .
となる電池、駆動源となるモーター、その制御装置であ
るコントローラ、DC−DCコンバーター等の電装系部
品からなる群から選ばれたものを収納し、その外部には
車輪等を取り付けた請求項1記載のメインフレーム。2. A battery selected as a traveling energy source, a motor serving as a driving source, a controller that controls the motor, a DC-DC converter, and other electrical component parts are housed inside the opening of the frame. The main frame according to claim 1, wherein wheels and the like are attached to the outside thereof.
たは請求項2記載のメインフレーム。3. The main frame according to claim 1, wherein a cover is attached to the opening.
ラケット、リアクッションブラケットをインサートした
請求項1〜請求項3のいずれか記載のメインフレーム。4. The main frame according to claim 1, wherein a head pipe, a pivot bracket, and a rear cushion bracket are inserted inside the core material.
インを有する請求項1〜請求項4のいずれかに記載のメ
インフレーム。5. The main frame according to claim 1, further comprising a parting line near a center dividing surface of the vehicle body.
されたものであることを特徴とする請求項1〜請求項5
のいずれかに記載のメインフレーム。6. The fiber reinforced resin is molded by SRIM molding, and the fiber reinforced resin is molded by SRIM molding.
Mainframe described in any of.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22672695A JPH0966876A (en) | 1995-09-04 | 1995-09-04 | Main frame for two-wheeled or three-wheeled electric vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22672695A JPH0966876A (en) | 1995-09-04 | 1995-09-04 | Main frame for two-wheeled or three-wheeled electric vehicle |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0966876A true JPH0966876A (en) | 1997-03-11 |
Family
ID=16849661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP22672695A Pending JPH0966876A (en) | 1995-09-04 | 1995-09-04 | Main frame for two-wheeled or three-wheeled electric vehicle |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0966876A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103523133A (en) * | 2013-10-22 | 2014-01-22 | 深圳市松吉电动自行车有限公司 | Electric bicycle and frame pipe thereof |
DE102014226828A1 (en) * | 2014-12-22 | 2016-06-23 | Biketec Ag | Bicycle frame, electric bicycle and energy storage |
DE102017115998B3 (en) | 2017-07-17 | 2018-11-29 | BIKE-SKY.COM e.K. | Bicycle, bicycle or tricycle frame |
DE202017005685U1 (en) * | 2017-11-03 | 2019-02-05 | Canyon Bicycles Gmbh | Bicycle frame member |
-
1995
- 1995-09-04 JP JP22672695A patent/JPH0966876A/en active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103523133A (en) * | 2013-10-22 | 2014-01-22 | 深圳市松吉电动自行车有限公司 | Electric bicycle and frame pipe thereof |
DE102014226828A1 (en) * | 2014-12-22 | 2016-06-23 | Biketec Ag | Bicycle frame, electric bicycle and energy storage |
DE102014226828B4 (en) * | 2014-12-22 | 2019-02-07 | Biketec Ag | Bicycle frame, electric bicycle and energy storage |
US10457352B2 (en) | 2014-12-22 | 2019-10-29 | Biketec Ag | Bicycle frame, electric bicycle and energy accumulator |
DE102017115998B3 (en) | 2017-07-17 | 2018-11-29 | BIKE-SKY.COM e.K. | Bicycle, bicycle or tricycle frame |
DE202017005685U1 (en) * | 2017-11-03 | 2019-02-05 | Canyon Bicycles Gmbh | Bicycle frame member |
US10974786B2 (en) | 2017-11-03 | 2021-04-13 | Canyon Bicycles Gmbh | Bicycle frame element |
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