JP2010111197A5 - - Google Patents

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Publication number
JP2010111197A5
JP2010111197A5 JP2008284085A JP2008284085A JP2010111197A5 JP 2010111197 A5 JP2010111197 A5 JP 2010111197A5 JP 2008284085 A JP2008284085 A JP 2008284085A JP 2008284085 A JP2008284085 A JP 2008284085A JP 2010111197 A5 JP2010111197 A5 JP 2010111197A5
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JP
Japan
Prior art keywords
washer
nut
shaft portion
railway vehicle
power converter
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Application number
JP2008284085A
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Japanese (ja)
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JP2010111197A (en
JP5225030B2 (en
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Priority to JP2008284085A priority Critical patent/JP5225030B2/en
Priority claimed from JP2008284085A external-priority patent/JP5225030B2/en
Publication of JP2010111197A publication Critical patent/JP2010111197A/en
Publication of JP2010111197A5 publication Critical patent/JP2010111197A5/ja
Application granted granted Critical
Publication of JP5225030B2 publication Critical patent/JP5225030B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (6)

鉄道車両用電力変換装置の箱体が、複数の支持点のそれぞれで、該箱体に取り付けられた取付金が一対の防振要素により挟持され状態で、車体の下面に取り付けられた吊り下げ用レールから垂下された吊り下げボルトの軸部に挿通され、該軸部の延出端にワッシャを介して螺着されたナットを締着して弾性的に支持されている鉄道車両用電力変換装置の支持構造であって、
上記軸部は上記取付金と非接触状態に該取付金を挿通しており、
ストッパが上記ナット又は上記ワッシャの上記車体の幅方向の両側に該ナット又は該ワッシャと所定の隙間を持って上記取付金に固着されていることを特徴とする鉄道車両用電力変換装置の支持構造。 The box of the railway vehicle power converter is mounted on the lower surface of the vehicle body with each of a plurality of support points and the attachment metal attached to the box sandwiched between a pair of vibration isolation elements. A power conversion apparatus for a railway vehicle that is inserted elastically into a shaft portion of a suspension bolt that is suspended from a rail, and is elastically supported by fastening a nut that is screwed to the extended end of the shaft portion via a washer. A support structure of
The shaft portion is inserted through the mounting bracket in a non-contact state with the mounting bracket,
A structure for supporting a power converter for a railway vehicle, characterized in that a stopper is fixed to the mounting bracket on both sides of the nut or the washer in the width direction of the vehicle body with a predetermined gap from the nut or the washer. . 緩衝部材が上記ストッパの上記ナット又は上記ワッシャと相対する部位、或いは上記ナット又は上記ワッシャの上記ストッパと相対する部位に配設されていることを特徴とする請求項１記載の鉄道車両用電力変換装置の支持構造。   The power conversion for a railway vehicle according to claim 1, wherein a buffer member is disposed at a portion of the stopper facing the nut or the washer, or at a portion of the nut or the washer facing the stopper. Support structure of the device. 上記ストッパは円筒体に作製されていることを特徴とする請求項１又は請求項２記載の鉄道車両用電力変換装置の支持構造。   The support structure for a railway vehicle power converter according to claim 1 or 2, wherein the stopper is formed in a cylindrical body. 上記一対の防振要素、上記鉄道車両用電力変換装置、および上記取付金からなる防振系の共振振動数が、上記鉄道車両用電力変換装置が発生する振動の周波数より低いことを特徴とする請求項１乃至請求項３のいずれか１項に記載の鉄道車両用電力変換装置の支持構造。   The resonance frequency of the vibration isolation system including the pair of vibration isolation elements, the railroad vehicle power converter, and the attachment metal is lower than the frequency of vibration generated by the railcar power converter. The support structure for a railway vehicle power converter according to any one of claims 1 to 3. 上記隙間は、上記車体の横揺れにより上記吊り下げボルトの軸部に発生する応力が該吊り下げボルトの疲労限界より小さくなり、かつ上記鉄道車両用電力変換装置が発生する振動による振幅より大きくなるように設定されていることを特徴とする請求項１乃至請求項４のいずれか１項に記載の鉄道車両用電力変換装置の支持構造。   In the gap, the stress generated in the shaft portion of the suspension bolt due to the rolling of the vehicle body becomes smaller than the fatigue limit of the suspension bolt, and becomes larger than the amplitude due to the vibration generated by the power conversion device for a rail vehicle. The support structure for a railway vehicle power conversion device according to any one of claims 1 to 4, wherein the support structure is set as described above. 箱体に収納され、該箱体が、複数の支持点のそれぞれで、該箱体に取り付けられた取付金が一対の防振要素により挟持され状態で、車体の下面に取り付けられた吊り下げ用レールから垂下された吊り下げボルトの軸部に挿通され、該軸部の延出端にワッシャを介して螺着されたナットを締着して弾性的に支持されている鉄道車両用電力変換装置であって、For suspension, which is housed in a box and attached to the lower surface of the vehicle body in a state in which a mounting metal attached to the box is sandwiched between a pair of vibration isolation elements at each of a plurality of support points. A power conversion apparatus for a railway vehicle that is inserted elastically into a shaft portion of a suspension bolt that is suspended from a rail, and is elastically supported by fastening a nut that is screwed to the extended end of the shaft portion via a washer. Because
上記軸部は上記取付金と非接触状態に該取付金を挿通しており、The shaft portion is inserted through the mounting bracket in a non-contact state with the mounting bracket,
ストッパが上記ナット又は上記ワッシャの上記車体の幅方向の両側に該ナット又は該ワッシャと所定の隙間を持って上記取付金に固着されていることを特徴とする鉄道車両用電力変換装置。A railcar power converter according to claim 1, wherein a stopper is fixed to the mounting bracket on both sides of the nut or the washer in the width direction of the vehicle body with a predetermined gap from the nut or the washer.
JP2008284085A 2008-11-05 2008-11-05 Railway vehicle power converter and supporting structure thereof Expired - Fee Related JP5225030B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008284085A JP5225030B2 (en) 2008-11-05 2008-11-05 Railway vehicle power converter and supporting structure thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008284085A JP5225030B2 (en) 2008-11-05 2008-11-05 Railway vehicle power converter and supporting structure thereof

Publications (3)

Publication Number Publication Date
JP2010111197A JP2010111197A (en) 2010-05-20
JP2010111197A5 true JP2010111197A5 (en) 2011-10-13
JP5225030B2 JP5225030B2 (en) 2013-07-03

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ID=42300131

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008284085A Expired - Fee Related JP5225030B2 (en) 2008-11-05 2008-11-05 Railway vehicle power converter and supporting structure thereof

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JP (1) JP5225030B2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102275590B (en) * 2010-06-12 2013-05-29 中国北车集团大同电力机车有限责任公司 Suspended installation structure of main transformer of electric locomotive
CN102490732A (en) * 2011-11-27 2012-06-13 中国北车集团大连机车车辆有限公司 Main transformer loosening prevention device for electric locomotive
CN105172809B (en) * 2015-09-10 2018-01-19 南车株洲电力机车有限公司 A kind of rail vehicle and its vehicle body
WO2018163372A1 (en) * 2017-03-09 2018-09-13 三菱電機株式会社 Underfloor device of railway vehicle
JP7157668B2 (en) * 2019-01-17 2022-10-20 株式会社日立製作所 Anti-vibration support structure for railway vehicles
JP6786023B1 (en) * 2020-04-27 2020-11-18 三菱電機株式会社 Anti-vibration support structure for in-vehicle equipment and in-vehicle equipment
JP7077393B1 (en) * 2020-12-23 2022-05-30 日本車輌製造株式会社 Railroad vehicle

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60111769U (en) * 1983-12-30 1985-07-29 株式会社日立製作所 Vehicle underfloor equipment support structure
JPS6364571U (en) * 1986-10-20 1988-04-28
JP3998976B2 (en) * 2001-12-28 2007-10-31 ナブテスコ株式会社 Electric air compressor for railway vehicles
JP2006057650A (en) * 2004-08-17 2006-03-02 Mitsubishi Electric Corp Rotation prevention implement of screw part and auxiliary power supply device for rolling stock mounted with part using this
JP2007308042A (en) * 2006-05-19 2007-11-29 West Japan Railway Co Vibration-proof rubber support structure for rolling stock, and method for setting spring constant of vibration-proof rubber therein

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