WO2015163459A1 - 車両用駆動装置 - Google Patents
車両用駆動装置 Download PDFInfo
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- B60K6/48—Parallel type
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Abstract
Description
内燃機関と共に車輪の駆動力源となる回転電機と、
前記回転電機の回転軸心の延伸方向である軸方向に前記回転電機と並んで配置された変速装置と、
前記回転電機を収容する第1ケース部と前記変速装置を収容する第2ケース部とが結合されて構成される駆動装置ケースと、を備え、
前記第1ケース部は、前記軸方向の一方側である軸第1方向側に向かって開口する端部である第1開口端部を有すると共に、前記第1開口端部の周囲において前記軸方向に直交する径方向の外側に拡径された第1フランジ部を有し、
前記第2ケース部は、前記軸方向の他方側である軸第2方向側に向かって開口する端部である第2開口端部を有すると共に、前記第2開口端部の周囲において前記径方向の外側に拡径された第2フランジ部を有し、
前記第1フランジ部と前記第2フランジ部とが、締結部材により締結されて結合フランジ部を形成している車両用駆動装置であって、
さらに、前記回転電機を制御する制御装置であって、前記第1ケース部及び前記第2ケース部の何れか一方の外側に固定された回転電機制御装置を備え、
前記回転電機制御装置は、広幅部品と、前記軸方向に沿った長さが前記広幅部品より短い狭幅部品とを有し、
前記狭幅部品と前記広幅部品とは、特定の前記径方向である特定径方向に見て互いに重複すると共に、前記狭幅部品が前記広幅部品よりも前記径方向の内側に位置するように配置され、
前記狭幅部品は、前記結合フランジ部に対して前記特定径方向に見て重複せず、前記軸方向に見て重複するように配置され、
前記広幅部品は、前記結合フランジ部に対して前記特定径方向に見て重複し、前記軸方向に見て重複しないように配置されている。
以下、車両用駆動装置のその他の実施形態について説明する。尚、以下に説明する各実施形態の構成は、それぞれ単独で適用されるものに限られず、矛盾が生じない限り、他の実施形態の構成と組み合わせて適用することも可能である。
上記において説明した実施形態における車両用駆動装置(1)は、少なくとも以下の構成を備える。即ち、内燃機関(E)と共に車輪(W)の駆動力源となる回転電機(MG)と、
前記回転電機(MG)の回転軸心の延伸方向である軸方向(X)に前記回転電機(MG)と並んで配置された変速装置(TM)と、
前記回転電機(MG)を収容する第1ケース部(11)と前記変速装置(TM)を収容する第2ケース部(12)とが結合されて構成される駆動装置ケース(10)と、を備え、
前記第1ケース部(11)は、前記軸方向(X)の一方側である軸第1方向(X1)側に向かって開口する端部である第1開口端部(11t)を有すると共に、前記第1開口端部(11t)の周囲において前記軸方向(X)に直交する径方向(Y)の外側(Y2)に拡径された第1フランジ部(11f)を有し、
前記第2ケース部(12)は、前記軸方向(X)の他方側である軸第2方向側(X2)に向かって開口する端部である第2開口端部(12t)を有すると共に、前記第2開口端部(12t)の周囲において前記径方向(Y)の外側に拡径された第2フランジ部(12f)を有し、
前記第1フランジ部(11f)と前記第2フランジ部(12f)とが、締結部材(19)により締結されて結合フランジ部(15)を形成している車両用駆動装置(1)であって、
さらに、前記回転電機(MG)を制御する制御装置であって、前記第1ケース部(11)及び前記第2ケース部(12)の何れか一方の外側に固定された回転電機制御装置(70)を備え、
前記回転電機制御装置(70)は、広幅部品(3)と、前記軸方向(X)に沿った長さが前記広幅部品(3)より短い狭幅部品(5)とを有し、
前記狭幅部品(5)と前記広幅部品(3)とは、特定の前記径方向(Y)である特定径方向(YS)に見て互いに重複すると共に、前記狭幅部品(5)が前記広幅部品(3)よりも前記径方向(Y)の内側(Y1)に位置するように配置され、
前記狭幅部品(5)は、前記結合フランジ部(15)に対して前記特定径方向(YS)に見て重複せず、前記軸方向(X)に見て重複するように配置され、
前記広幅部品(3)は、前記結合フランジ部(15)に対して前記特定径方向(YS)に見て重複し、前記軸方向(X)に見て重複しないように配置されている。
3 :広幅部品
5 :狭幅部品
10 :駆動装置ケース
11 :第1ケース部
11f :第1フランジ部
11t :第1開口端部
12 :第2ケース部
12f :第2フランジ部
12t :第2開口端部
13 :制御装置ケース部
14 :取付座
15 :結合フランジ部
18 :制御装置カバー
19 :締結部材
20 :インバータ制御基板
22 :IPM(スイッチング素子モジュール)
25 :冷却装置
41 :EOP制御装置(電動ポンプ用制御装置)
70 :回転電機制御装置
71 :インバータ(電力変換装置)
76 :直流リンクコンデンサ(平滑コンデンサ)
77 :電流センサ
78 :ステータコイル
E :内燃機関
MG :回転電機
TM :変速装置
Vdc :直流リンク電圧
W :車輪
X :軸方向
X1 :軸第1方向
X2 :軸第2方向
Y :径方向
Y1 :径方向内側
Y2 :径方向外側
YS :特定径方向
Claims (6)
- 内燃機関と共に車輪の駆動力源となる回転電機と、
前記回転電機の回転軸心の延伸方向である軸方向に前記回転電機と並んで配置された変速装置と、
前記回転電機を収容する第1ケース部と前記変速装置を収容する第2ケース部とが結合されて構成される駆動装置ケースと、を備え、
前記第1ケース部は、前記軸方向の一方側である軸第1方向側に向かって開口する端部である第1開口端部を有すると共に、前記第1開口端部の周囲において前記軸方向に直交する径方向の外側に拡径された第1フランジ部を有し、
前記第2ケース部は、前記軸方向の他方側である軸第2方向側に向かって開口する端部である第2開口端部を有すると共に、前記第2開口端部の周囲において前記径方向の外側に拡径された第2フランジ部を有し、
前記第1フランジ部と前記第2フランジ部とが、締結部材により締結されて結合フランジ部を形成している車両用駆動装置であって、
さらに、前記回転電機を制御する制御装置であって、前記第1ケース部及び前記第2ケース部の何れか一方の外側に固定された回転電機制御装置を備え、
前記回転電機制御装置は、広幅部品と、前記軸方向に沿った長さが前記広幅部品より短い狭幅部品とを有し、
前記狭幅部品と前記広幅部品とは、特定の前記径方向である特定径方向に見て互いに重複すると共に、前記狭幅部品が前記広幅部品よりも前記径方向の内側に位置するように配置され、
前記狭幅部品は、前記結合フランジ部に対して前記特定径方向に見て重複せず、前記軸方向に見て重複するように配置され、
前記広幅部品は、前記結合フランジ部に対して前記特定径方向に見て重複し、前記軸方向に見て重複しないように配置されている車両用駆動装置。 - 前記広幅部品はスイッチング素子モジュールを含み、前記狭幅部品は前記スイッチング素子モジュールを少なくとも冷却する冷却装置を含み、前記スイッチング素子モジュールと前記冷却装置とが互いに接するように配置されている請求項1に記載の車両用駆動装置。
- 前記狭幅部品は、油圧ポンプの駆動力源としてのポンプ用電動機を制御する電動ポンプ用制御装置を含む請求項1又は2に記載の車両用駆動装置。
- 前記狭幅部品は、直流電源と前記回転電機との間に接続される電力変換装置の、前記直流電源の側の正負両極間電圧である直流リンク電圧を平滑化する平滑コンデンサを含む請求項1又は2に記載の車両用駆動装置。
- 前記回転電機制御装置は、制御装置ケース部に収容され、
前記制御装置ケース部は、前記第1ケース部及び前記第2ケース部の何れか一方である対象ケース部の外側に取り付けられ、
前記対象ケース部の外側には、前記制御装置ケース部を取り付けるための取付座が外側に向かって突出するように形成され、
前記第1フランジ部と前記第2フランジ部とのいずれか前記対象ケース部のフランジ部である対象フランジ部の径方向外側に、前記取付座の一部が一体的に形成されている請求項1から4の何れか一項に記載の車両用駆動装置。 - 前記軸方向に見て前記結合フランジ部と重複する位置であって、前記狭幅部品を挟んで前記結合フランジ部とは反対側に、前記回転電機が有するコイルに流れる電流を検出する電流センサが配置されている請求項1から5の何れか一項に記載の車両用駆動装置。
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