JP2022044049A - 車両用駆動装置 - Google Patents
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- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/12—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of electric gearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K1/00—Arrangement or mounting of electrical propulsion units
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K17/00—Arrangement or mounting of transmissions in vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
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- B60K17/00—Arrangement or mounting of transmissions in vehicles
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- B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
- B60K17/165—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing provided between independent half axles
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- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/001—Arrangement or mounting of electrical propulsion units one motor mounted on a propulsion axle for rotating right and left wheels of this axle
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- B60L2220/00—Electrical machine types; Structures or applications thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/06—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with parallel axes
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- F16H—GEARING
- F16H48/00—Differential gearings
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- F16H48/08—Differential gearings with gears having orbital motion comprising bevel gears
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Abstract
【解決手段】伝達機構は、一対の出力部材(6)の少なくとも一方に駆動連結される出力ギヤ(30)を、一対の出力部材(6)と同軸に備える。軸方向視で回転電機(1)とインバータ装置(90)とが並ぶ方向を第1方向(X)とし、軸方向及び第1方向(X)の双方に直交する方向を第2方向(Y)として、一対の出力部材(6)の一方である第1出力部材(61)は、回転電機(1)及びインバータ装置(90)の双方が配置される第2方向(Y)の位置において、回転電機(1)とインバータ装置(90)との第1方向(X)の間に挟まれて配置され、出力ギヤ(30)は、軸方向視で、回転電機(1)とインバータ装置(90)とのそれぞれと重複するように配置される。
【選択図】図4
Description
次に、車両用駆動装置のその他の実施形態について説明する。
以下、上記において説明した車両用駆動装置の概要について説明する。
Claims (14)
- 回転電機と、
一対の車輪にそれぞれ駆動連結される一対の出力部材と、
前記回転電機と一対の前記出力部材との間で駆動力を伝達する伝達機構と、
前記回転電機を駆動制御するインバータ装置と、を備え、
前記回転電機と一対の前記出力部材とは、互いに平行な2つの軸に分かれて配置され、
前記伝達機構は、一対の前記出力部材の少なくとも一方に駆動連結される出力ギヤを、一対の前記出力部材と同軸に備え、
軸方向に沿う軸方向視で前記回転電機と前記インバータ装置とが並ぶ方向を第1方向とし、前記軸方向及び前記第1方向の双方に直交する方向を第2方向として、
一対の前記出力部材の一方である第1出力部材は、前記回転電機及び前記インバータ装置の双方が配置される前記第2方向の位置において、前記回転電機と前記インバータ装置との前記第1方向の間に挟まれて配置され、
前記出力ギヤは、前記軸方向視で、前記回転電機と前記インバータ装置とのそれぞれと重複するように配置されている、車両用駆動装置。 - 車両に搭載された状態において、前記インバータ装置の少なくとも一部が、前記第1出力部材の回転軸心よりも下側に配置される、請求項1に記載の車両用駆動装置。
- 前記第1出力部材は、前記第2方向に沿う方向視で、前記回転電機と重複するように配置されている、請求項1又は2に記載の車両用駆動装置。
- 前記第1出力部材は、前記第2方向に沿う方向視で、前記インバータ装置と重複するように配置されている、請求項1から3のいずれか一項に記載の車両用駆動装置。
- 前記出力ギヤは、前記回転電機及び前記インバータ装置に対して前記軸方向の一方側に配置されている、請求項1から4のいずれか一項に記載の車両用駆動装置。
- 前記伝達機構は、前記回転電機と前記出力ギヤとの間の動力伝達経路に、カウンタギヤ機構を備え、
前記カウンタギヤ機構の回転軸心は、前記軸方向視で、前記出力ギヤの回転軸心に対して前記第1方向における前記インバータ装置側とは反対側に配置されている、請求項1から5のいずれか一項に記載の車両用駆動装置。 - 前記出力ギヤの回転軸心と前記カウンタギヤ機構の回転軸心とは、前記軸方向視で、前記回転電機の回転軸心に対して前記第2方向における同じ側に配置されている、請求項6に記載の車両用駆動装置。
- 車両に搭載された状態において、前記出力ギヤの回転軸心は、前記軸方向視で、前記回転電機の回転軸心と前記インバータ装置の中心とを通る仮想直線に対して下側に配置される、請求項1から7のいずれか一項に記載の車両用駆動装置。
- 前記回転電機を収容するケースを備え、
前記回転電機と前記第1出力部材とが、前記ケースが備える共通の収容室に収容されている、請求項1から8のいずれか一項に記載の車両用駆動装置。 - 前記収容室を第1収容室として、
前記ケースは、前記第1収容室と、前記インバータ装置が収容される第2収容室と、前記第1収容室と前記第2収容室とを区画する隔壁と、を備え、
前記第1収容室と前記第2収容室とが、前記ケースに一体的に形成されている、請求項9に記載の車両用駆動装置。 - 前記回転電機及び前記インバータ装置を収容するケースを備え、
前記ケースは、前記回転電機が収容される第1収容室と、前記インバータ装置が収容される第2収容室と、前記第1収容室と前記第2収容室とを区画する隔壁と、を備え、
前記回転電機と前記インバータ装置とを接続する配線が挿通される貫通孔が、前記隔壁を貫通して形成され、
車両に搭載された状態において、前記貫通孔が、前記出力ギヤの回転軸心よりも上側であって前記回転電機及び前記インバータ装置の双方が配置される高さにおいて、前記軸方向視で前記回転電機と前記インバータ装置との前記第1方向の間に配置される、請求項1から10のいずれか一項に記載の車両用駆動装置。 - 車両に搭載された状態において、前記インバータ装置が、前記回転電機よりも車両前後方向の中央側に配置される、請求項1から11のいずれか一項に記載の車両用駆動装置。
- 前記伝達機構は、差動歯車機構を備え、
前記差動歯車機構は、前記回転電機の側から伝達される駆動力を、一対の前記出力部材に分配する、請求項1から12のいずれか一項に記載の車両用駆動装置。 - 前記差動歯車機構は、一対の前記出力部材と同軸に配置され、前記回転電機の側から前記出力ギヤに伝達される駆動力を一対の前記出力部材に分配する、請求項13に記載の車両用駆動装置。
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