JP7444108B2 - 車両用駆動装置 - Google Patents
車両用駆動装置 Download PDFInfo
- Publication number
- JP7444108B2 JP7444108B2 JP2021032003A JP2021032003A JP7444108B2 JP 7444108 B2 JP7444108 B2 JP 7444108B2 JP 2021032003 A JP2021032003 A JP 2021032003A JP 2021032003 A JP2021032003 A JP 2021032003A JP 7444108 B2 JP7444108 B2 JP 7444108B2
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- piston
- state
- output shaft
- hydraulic chamber
- power
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Classifications
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- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/342—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a longitudinal, endless element, e.g. belt or chain, for transmitting drive to wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/92—Hybrid vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Fluid Mechanics (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
- Hybrid Electric Vehicles (AREA)
- Control Of Transmission Device (AREA)
Description
以下に、本発明に係る車両用駆動装置の第1実施形態について説明する。なお、本実施形態により本発明が限定されるものではない。
次に、第2実施形態に係る駆動装置10を備えた車両1について説明する。なお、第2実施形態の説明では、第1実施形態と同様の構成については参照符号を引用し、適宜説明を省略する。
2 エンジン
3,3R,3L 前輪
4,4R,4L 後輪
10 駆動装置
11 複合変速機
12 トランスファ
13 フロントプロペラシャフト
14 リヤプロペラシャフト
22 有段変速部
30 中間伝達部材
32 差動機構
36 第1遊星歯車装置
38 第2遊星歯車装置
40 接続切替装置
41 第1切替スリーブ
41a 第1ギヤ歯
41b 第2ギヤ歯
42 第2切替スリーブ
42a 第1ギヤ歯
42b 第2ギヤ歯
51 第1回転部材
51a ギヤ歯
52 第2回転部材
52a ギヤ歯
53 第3回転部材
53a ギヤ歯
54 出力ギヤ
55 入力ギヤ
61 入力軸
61a ギヤ歯
62 前輪側出力軸
63 後輪側出力軸
63a 第1ギヤ歯
63b 第2ギヤ歯
64 第3遊星歯車装置
65 伝達部材
65a ギヤ歯
66 ドライブギヤ
67 ドリブンギヤ
68 前輪用駆動チェーン
69 固定部材
70 エンジン回転速度センサ
72 出力回転速度センサ
74 MG1回転速度センサ
76 MG2回転速度センサ
78 アクセル開度センサ
80 スロットル弁開度センサ
82 バッテリセンサ
84 油温センサ
86 4WD選択スイッチ
88 シフトポジションセンサ
89 シフトレバー
90 Low選択スイッチ
92 Lock選択スイッチ
100 電子制御装置
101 エンジン制御装置
102 回転電機制御装置
103 変速機制御装置
104 トランスファ制御装置
110 変速機ケース
111 油圧制御回路
120 トランスファケース
200 機械式オイルポンプ
201 電動式オイルポンプ
203,204 ストレーナ
205,206 吐出油路
208 ライン圧油路
210 機械式オイルポンプ用チェックバルブ
212 電動式オイルポンプ用チェックバルブ
214 レギュレータバルブ
216 切替バルブ
218,222,224,226 供給油路
220 排出油路
227 切替弁
228 弁体
230 バネ
301 第1ピストン
302 第2ピストン
303 隔壁部材
304 摩擦板
305 ケース部材
306 リターンスプリング
311 第1ピストン油圧室
312 第2ピストン油圧室
CB 係合装置
CA0,CA1,CA2,CA3 キャリア
S0,S1,S2,S3 サンギヤ
R0,R1,R2,R3 リングギヤ
F0,F1 ワンウェイクラッチ
D1 第1ドグクラッチ
D2 第2ドグクラッチ
MG1 第1回転電機
MG2 第2回転電機
MGF 第3回転電機
SF1 電磁弁
Claims (7)
- 第1動力源と、
第2動力源と、
前記第1動力源に接続され、前輪及び後輪の一方の車輪に動力を出力する第1出力軸と、
前記前輪及び前記後輪の他方の車輪に動力を出力する第2出力軸と、
第1回転要素、第2回転要素及び第3回転要素を有する差動機構と、
制御装置と、
を備えた車両用駆動装置であって、
複数の摩擦板と、前記複数の摩擦板を押圧する第1ピストン及び第2ピストンと、前記第1ピストン及び前記第2ピストンのそれぞれに油圧を作用させるための第1ピストン油圧室及び第2ピストン油圧室と、を有し、前記第3回転要素を固定部材に選択的に固定するブレーキと、
前記第1ピストン油圧室及び前記第2ピストン油圧室への油圧の供給を制御する油圧制御回路と、
を備え、
少なくとも前記第1動力源からの動力を前記第1回転要素に入力し、前記第3回転要素を前記固定部材に固定することで、前記第1回転要素に入力された動力を減速させて前記第2回転要素から前記第1出力軸及び前記第2出力軸に出力させ、四輪駆動状態で車両を走行させる第1走行モードと、
前記第2動力源からの動力を前記第1回転要素に入力し、前記第3回転要素を前記固定部材に固定することで、前記第1回転要素に入力された動力を前記第2回転要素から減速させて前記第1出力軸及び前記第2出力軸の一方の出力軸に出力させ、二輪駆動状態で車両を走行させる第2走行モードと、
が設定可能に構成され、
前記制御装置は、
前記第1走行モードを設定するときには、前記第1ピストン油圧室及び前記第2ピストン油圧室に油圧が供給されるように前記油圧制御回路を制御し、
前記第2走行モードを設定するときには、前記第1ピストン油圧室及び前記第2ピストン油圧室の一方のピストン油圧室のみに油圧が供給されるように前記油圧制御回路を制御するように構成されている、
ことを特徴とする車両用駆動装置。 - 前記油圧制御回路は、
前記第1ピストン油圧室及び前記第2ピストン油圧室に油圧を供給する第1位置と、前記第1ピストン油圧室及び前記第2ピストン油圧室の一方のピストン油圧室のみに油圧を供給する第2位置との間で、位置が切り替えられる弁体を備えた切替弁と、
前記弁体の位置を前記第1位置と前記第2位置との間で切り替える電磁弁とを有し、
前記電磁弁がオフとされるときに前記弁体の位置が第1位置とされる、
ことを特徴とする請求項1に記載の車両用駆動装置。 - 前記制御装置は、
前記電磁弁のオフフェール時には、前記第2走行モードの設定を禁止するように構成されている、
ことを特徴とする請求項2に記載の車両用駆動装置。 - 前記制御装置は、
前記電磁弁のオフフェール時には、前記第2走行モードを設定するときの前記第1ピストン油圧室及び前記第2ピストン油圧室に供給される油圧を低減するように構成されている、
ことを特徴とする請求項2に記載の車両用駆動装置。 - 前記油圧制御回路は、
前記第1ピストン油圧室及び前記第2ピストン油圧室に油圧を供給する第1位置と、前記第1ピストン油圧室及び前記第2ピストン油圧室の一方のピストン油圧室のみに油圧を供給する第2位置との間で、位置が切り替えられる弁体を備えた切替弁と、
前記弁体の位置を前記第1位置と前記第2位置との間で切り替える電磁弁とを有し、
前記電磁弁がオフとされるときに前記弁体の位置が第2位置とされる、
ことを特徴とする請求項1に記載の車両用駆動装置。 - 前記制御装置は、
前記電磁弁のオフフェール時には、前記第1走行モードの設定を禁止するように構成されている、
ことを特徴とする請求項5に記載の車両用駆動装置。 - 前記制御装置は、
前記電磁弁のオフフェール時には、前記第1走行モードで車両を走行させるときの前記第1動力源から出力されるトルクを低減するように構成されている、
ことを特徴とする請求項5に記載の車両用駆動装置。
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US4058027A (en) * | 1976-07-09 | 1977-11-15 | Gkn Transmissions Limited | Control couplings |
GB2190049B (en) * | 1986-05-02 | 1989-11-29 | Kubota Ltd | Four wheel drive vehicle |
GB8723269D0 (en) * | 1987-10-03 | 1987-11-04 | Lucas Ind Plc | Hydraulic anti-lock braking systems |
US5056614A (en) * | 1989-04-26 | 1991-10-15 | Honda Giken Kogyo Kabushiki Kaisha | Apparatus for controlling the distribution of drive power for motor vehicles |
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US8888638B2 (en) | 2009-06-05 | 2014-11-18 | Magna Powertrain Of America, Inc. | Multi-mode hybrid electric transfer case for four-wheel drive vehicle |
JP2015054633A (ja) * | 2013-09-12 | 2015-03-23 | トヨタ自動車株式会社 | ハイブリッド車両の制御装置 |
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