JPWO2022009317A5 - - Google Patents

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JPWO2022009317A5
JPWO2022009317A5 JP2022534542A JP2022534542A JPWO2022009317A5 JP WO2022009317 A5 JPWO2022009317 A5 JP WO2022009317A5 JP 2022534542 A JP2022534542 A JP 2022534542A JP 2022534542 A JP2022534542 A JP 2022534542A JP WO2022009317 A5 JPWO2022009317 A5 JP WO2022009317A5
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Japan
Prior art keywords
power unit
cover
unit case
fastening
case structure
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JP2022534542A
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Japanese (ja)
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JP7280441B2 (en
JPWO2022009317A1 (en
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Priority claimed from PCT/JP2020/026600 external-priority patent/WO2022009317A1/en
Publication of JPWO2022009317A1 publication Critical patent/JPWO2022009317A1/ja
Publication of JPWO2022009317A5 publication Critical patent/JPWO2022009317A5/ja
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Publication of JP7280441B2 publication Critical patent/JP7280441B2/en
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Claims (9)

原動機（２０）または前記原動機（２０）の駆動を伝達する伝動機（４３）を収容するパワーユニットケース（１３）と、前記パワーユニットケース（１３）を車両搭載方向側方より覆うカバー（４１）と、を備える車両用のパワーユニットケース構造において、
前記カバー（４１）には、前記パワーユニットケース（１３）に対して締結部材（１５４）をもって締結されるための締結穴（１２０、１２１）が設けられ、
前記カバー（４１）は、前記締結穴（１２０、１２１）を閉塞するためのキャップ部材（１３０）を有し、
前記パワーユニットケース（１３）の近傍には、前記パワーユニットケース（１３）又は他部品（２４）に外気を取り込む吸気口（２４ａ）が設けられ、
前記吸気口（２４ａ）は、前記締結穴（１２０、１２１）の車両進行方向下流に位置し、
前記カバー（４１）には、前記吸気口（２４ａ）に走行風を誘導する案内面（１４１）が設けられ、
前記締結穴（１２０）は、前記案内面（１４１）に設けられることを特徴とするパワーユニットケース構造。a power unit case (13) that houses a prime mover (20) or a transmission (43) that transmits the drive of the prime mover (20); a cover (41) that covers the power unit case (13) from the side in the vehicle mounting direction; In a power unit case structure for a vehicle comprising
The cover (41) is provided with fastening holes (120, 121) for fastening with fastening members (154) to the power unit case (13),
The cover (41) has a cap member (130) for closing the fastening holes (120, 121),
In the vicinity of the power unit case (13), an air intake (24a) for taking outside air into the power unit case (13) or other parts (24) is provided,
The intake port (24a) is located downstream of the fastening holes (120, 121) in the vehicle traveling direction,
The cover (41) is provided with a guide surface (141) for guiding running wind to the intake port (24a),
A power unit case structure, wherein the fastening hole (120) is provided in the guide surface (141). 前記締結穴（１２０、１２１）は、前記カバー（４１）の縁部（４１ａ）の近傍に設けられることを特徴とする請求項１に記載のパワーユニットケース構造。 The power unit case structure according to claim 1, wherein the fastening holes (120, 121) are provided in the vicinity of the edge (41a) of the cover (41). 前記縁部（４１ａ）のうち前記締結穴（１２０、１２１）に最も近い位置に前記締結穴（１２０、１２１）に向けて延びる凹部（１２７）が設けられていることを特徴とする請求項２に記載のパワーユニットケース構造。 A recess (127) extending toward the fastening hole (120, 121) is provided at a position closest to the fastening hole (120, 121) in the edge (41a). Power unit case structure described in . 前記キャップ部材（１３０）は、前記カバー表面（１４１）側の面（１３１ａ）が前記カバー表面（１４１）に沿う形状に形成されていることを特徴とする請求項１乃至３のいずれか一項に記載のパワーユニットケース構造。 4. The cap member (130) according to any one of claims 1 to 3, wherein the surface (131a) on the cover surface (141) side is formed in a shape along the cover surface (141). Power unit case structure described in . 前記キャップ部材（１３０）と前記締結穴（１２０）には逆組防止構造（１２６、１３１ｂ）が設けられていることを特徴とする請求項４に記載のパワーユニットケース構造。 5. The power unit case structure according to claim 4, wherein a reverse assembly prevention structure (126, 131b) is provided in the cap member (130) and the fastening hole (120). 前記締結穴（１２０、１２１）は前記カバー（４１）において複数設けられ、
前記キャップ部材（１３０）は同一形状のものを使用することを特徴とする請求項１乃至５のいずれか一項に記載のパワーユニットケース構造。A plurality of fastening holes (120, 121) are provided in the cover (41),
The power unit case structure according to any one of claims 1 to 5, wherein the cap members (130) have the same shape. 前記原動機（２０）は、前記他部品（２４）より吸気された空気と燃料によってエネルギーを発生させる内燃機関（２０）であり、
前記他部品（２４）は、前記内燃機関（２０）へ吸気するためのエアクリーナー（２４）であることを特徴とする請求項１乃至６のいずれか一項に記載のパワーユニットケース構造。The prime mover (20) is an internal combustion engine (20) that generates energy from air and fuel taken in from the other component (24),
The power unit case structure according to any one of claims 1 to 6, wherein the other component (24) is an air cleaner (24) for drawing air into the internal combustion engine (20). 前記カバー（４１）は、前記パワーユニットケース（１３）を車両搭載方向側方より覆うケースカバー（７０）と、前記ケースカバー（７０）を車両搭載方向側方より覆い車両側面視にて露出する保護カバー（８０）と、を備え、
前記保護カバー（８０）には、前記ケースカバー（７０）又は前記パワーユニットケース（１３）に対して締結部材（１５４）をもって締結されるための前記締結穴（１２０、１２１）が設けられることを特徴とする請求項１乃至７のいずれか一項に記載のパワーユニットケース構造。The cover (41) includes a case cover (70) that covers the power unit case (13) from the side in the vehicle mounting direction, and a case cover (70) that covers the case cover (70) from the side in the vehicle mounting direction and is exposed when viewed from the side of the vehicle. a cover (80);
The protective cover (80) is provided with the fastening holes (120, 121) for fastening with fastening members (154) to the case cover (70) or the power unit case (13). The power unit case structure according to any one of claims 1 to 7. （削除）(delete)
JP2022534542A 2020-07-07 2020-07-07 Power unit case structure Active JP7280441B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/026600 WO2022009317A1 (en) 2020-07-07 2020-07-07 Power unit case structure

Publications (3)

Publication Number Publication Date
JPWO2022009317A1 JPWO2022009317A1 (en) 2022-01-13
JPWO2022009317A5 true JPWO2022009317A5 (en) 2023-02-03
JP7280441B2 JP7280441B2 (en) 2023-05-23

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JP2022534542A Active JP7280441B2 (en) 2020-07-07 2020-07-07 Power unit case structure

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JP (1) JP7280441B2 (en)
WO (1) WO2022009317A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0633060B2 (en) * 1984-03-13 1994-05-02 ヤマハ発動機株式会社 Vehicle intake device
JP3493465B2 (en) * 1992-07-31 2004-02-03 ヤマハ発動機株式会社 Rear fender structure of scooter type motorcycle
JP2002019671A (en) * 2000-07-05 2002-01-23 Yamaha Motor Co Ltd Cooling device for motorcycle engine
JP4090681B2 (en) * 2000-10-20 2008-05-28 河西工業株式会社 Opening blind structure of automotive interior materials
CN204586614U (en) * 2015-05-07 2015-08-26 安徽江淮汽车股份有限公司 A kind of blanking cover of automobile armrest

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