JP7321008B2 - 電動作業車 - Google Patents
電動作業車 Download PDFInfo
- Publication number
- JP7321008B2 JP7321008B2 JP2019116723A JP2019116723A JP7321008B2 JP 7321008 B2 JP7321008 B2 JP 7321008B2 JP 2019116723 A JP2019116723 A JP 2019116723A JP 2019116723 A JP2019116723 A JP 2019116723A JP 7321008 B2 JP7321008 B2 JP 7321008B2
- Authority
- JP
- Japan
- Prior art keywords
- radiator
- voltage converter
- battery
- motor
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- 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
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
- B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
-
- 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
-
- 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
- B60K11/00—Arrangement in connection with cooling of propulsion units
-
- 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
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/06—Arrangement in connection with cooling of propulsion units with air cooling
-
- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/28—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of power take-off
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- 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
- B60L50/66—Arrangements of batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/082—Engine compartments
- B62D25/084—Radiator supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/10—Bonnets or lids, e.g. for trucks, tractors, busses, work vehicles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/12—Arrangements for cooling other engine or machine parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
-
- 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
-
- 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
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
-
- 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
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/005—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric storage means
-
- 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
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/006—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric motors
-
- 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
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0411—Arrangement in the front part of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/40—Working vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/545—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/20—Off-Road Vehicles
- B60Y2200/22—Agricultural vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D49/00—Tractors
- B62D49/06—Tractors adapted for multi-purpose use
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
図1に示すように、トラクタA(本発明に係る「電動作業車」に相当)は、左右の前車輪10(本発明に係る「走行装置」に相当)、左右の後車輪11(本発明に係る「走行装置」に相当)、カバー部材12、耕耘装置13を備えている。
図2から図4に示すように、走行用バッテリ4は、機体フレーム2よりも上側に配置されている。そして、機体フレーム2と走行用バッテリ4との間に通風空間Sが形成されている。
図2及び図4に示すように、トラクタAは、第1板状部材54、及び、第2板状部材55を備えている。
図1及び図3に示すように、カバー部材12は、導入部12aを有している。導入部12aは、外気をカバー部材12の内側へ導入可能に構成されている。導入部12aは、カバー部材12の前端部に設けられている。
図2から図4に示すように、トラクタAは、ラジエータ15及びウォータポンプ16を備えている。ラジエータ15は、走行用バッテリ4よりも前側に配置されている。
図2に示すように、バッテリ支持部53とモータMとの間に、水平姿勢の板状仕切部材56が設けられている。
図3から図5に示すように、トラクタAは、ラジエータ15用のリザーブタンク5を備えている。リザーブタンク5は、冷却水を貯留することができる。また、リザーブタンク5は、走行用バッテリ4よりも前側において、ラジエータ15よりも右側に配置されている。
図2、図3、図5に示すように、ラジエータ15は、門型のラジエータフレーム57に支持されている。ラジエータフレーム57は、ラジエータ15を囲む状態で配置されている。
図1及び図2に示すように、トラクタAは、油圧ポンプ60を備えている。油圧ポンプ60は、耕耘装置13を作動させる作動機構へ作動油を供給する。そして、作動油の供給を制御することにより、耕耘装置13を作動することができる。
図7に示すように、第1回転体64は、第1分割体67及び第2分割体68を有している。第1分割体67は、第2分割体68の前方に位置している。そして、図7の紙面左側に示すように、第2分割体68の前側面が、第1分割体67の後側面に接している。
図8に示すように、トラクタAは、張力調節機構9を備えている。張力調節機構9は、テンション輪91、長尺の連係部材92、調節部93を有している。
(1)第1支持フレーム51の設けられる個数は、1つでも良いし、3つ以上でも良い。
5 リザーブタンク
6a 第1ホース(冷却水ホース)
7 支持部
10 前車輪(走行装置)
11 後車輪(走行装置)
12 カバー部材
15 ラジエータ
18 補機用バッテリ
19 電圧コンバータ
57 ラジエータフレーム
58 カバー支持部材
71 第1部位
72 第2部位
73 第3部位
A トラクタ(電動作業車)
AR 領域
M モータ
Claims (6)
- 走行用バッテリと、
補機用バッテリと、
前記走行用バッテリから供給される電力により駆動するモータと、
前記モータにより駆動される走行装置と、
前記走行用バッテリよりも前側に配置されると共に、前記走行用バッテリからの電力を降圧して前記補機用バッテリへ供給する電圧コンバータと、
前記走行用バッテリよりも前側に配置されると共に、前記電圧コンバータを通過する冷却水を冷却するラジエータと、を備え、
前記電圧コンバータと前記ラジエータとは、平面視において横並びの状態で配置されており、
前記電圧コンバータと前記ラジエータとを収容すると共に、機体の前端部に配置されたカバー部材を備え、
前記カバー部材の前端部に、外気を前記カバー部材の内側へ導入可能な導入部が設けられている電動作業車。 - 前記ラジエータと前記電圧コンバータと前記補機用バッテリとは、平面視において横並びの状態で配置されている請求項1に記載の電動作業車。
- 前記ラジエータ用のリザーブタンクを備え、
前記ラジエータと前記電圧コンバータと前記リザーブタンクとは、平面視において横並びの状態で配置されている請求項1または2に記載の電動作業車。 - 走行用バッテリと、
補機用バッテリと、
前記走行用バッテリから供給される電力により駆動するモータと、
前記モータにより駆動される走行装置と、
前記走行用バッテリよりも前側に配置されると共に、前記走行用バッテリからの電力を降圧して前記補機用バッテリへ供給する電圧コンバータと、
前記走行用バッテリよりも前側に配置されると共に、前記電圧コンバータを通過する冷却水を冷却するラジエータと、を備え、
前記電圧コンバータと前記ラジエータとは、平面視において横並びの状態で配置されており、
前記ラジエータ用のリザーブタンクを備え、
前記ラジエータと前記電圧コンバータと前記リザーブタンクとは、平面視において横並びの状態で配置されており、
前記リザーブタンクと前記補機用バッテリとは、機体上下方向に並ぶ状態で配置されている電動作業車。 - 走行用バッテリと、
補機用バッテリと、
前記走行用バッテリから供給される電力により駆動するモータと、
前記モータにより駆動される走行装置と、
前記走行用バッテリよりも前側に配置されると共に、前記走行用バッテリからの電力を降圧して前記補機用バッテリへ供給する電圧コンバータと、
前記走行用バッテリよりも前側に配置されると共に、前記電圧コンバータを通過する冷却水を冷却するラジエータと、を備え、
前記電圧コンバータと前記ラジエータとは、平面視において横並びの状態で配置されており、
前記ラジエータを囲む状態で配置されると共に、前記ラジエータを支持する門型のラジエータフレームを備え、
前記電圧コンバータは、前記電圧コンバータの長手方向が機体上下方向に沿う状態で配置されると共に、前記ラジエータフレームに取り付けられている電動作業車。 - 前記ラジエータに接続する冷却水ホースと、
前記電圧コンバータと前記ラジエータと前記冷却水ホースと前記ラジエータフレームとを収容すると共に、開閉可能なカバー部材と、
前記ラジエータフレームの上部から上側へ延びる支持部と、
前記支持部の上端部に連結すると共に、前記カバー部材を開状態で支持可能なカバー支持部材と、を備え、
前記支持部は、前記ラジエータフレームの上部から上方へ延びる第1部位と、前記第1部位における機体上下方向中間部から前側へ延びる第2部位と、前記第2部位の前端部から下側へ延びると共に前記ラジエータフレームの上部に接続する第3部位と、を有しており、
前記冷却水ホースは、前記第1部位と、前記第2部位と、前記第3部位と、に囲まれた領域を通過する状態で配置されている請求項5に記載の電動作業車。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019116723A JP7321008B2 (ja) | 2019-06-24 | 2019-06-24 | 電動作業車 |
CN202080036387.XA CN113825663A (zh) | 2019-06-24 | 2020-05-27 | 电动作业车辆 |
US17/619,524 US12070995B2 (en) | 2019-06-24 | 2020-05-27 | Cooling arrangement for electric work vehicle |
EP20831660.4A EP3988365A4 (en) | 2019-06-24 | 2020-05-27 | ELECTRIC CONSTRUCTION MACHINE |
PCT/JP2020/020873 WO2020261846A1 (ja) | 2019-06-24 | 2020-05-27 | 電動作業車 |
US18/768,286 US20240359549A1 (en) | 2019-06-24 | 2024-07-10 | Electric work vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019116723A JP7321008B2 (ja) | 2019-06-24 | 2019-06-24 | 電動作業車 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021000954A JP2021000954A (ja) | 2021-01-07 |
JP7321008B2 true JP7321008B2 (ja) | 2023-08-04 |
Family
ID=73994737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019116723A Active JP7321008B2 (ja) | 2019-06-24 | 2019-06-24 | 電動作業車 |
Country Status (5)
Country | Link |
---|---|
US (2) | US12070995B2 (ja) |
EP (1) | EP3988365A4 (ja) |
JP (1) | JP7321008B2 (ja) |
CN (1) | CN113825663A (ja) |
WO (1) | WO2020261846A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7323349B2 (ja) * | 2019-06-24 | 2023-08-08 | 株式会社クボタ | 電動作業車 |
JP7224245B2 (ja) * | 2019-06-24 | 2023-02-17 | 株式会社クボタ | 電動作業車 |
JP7206182B2 (ja) * | 2019-12-26 | 2023-01-17 | 株式会社クボタ | 電動作業車 |
DE102022212469A1 (de) | 2022-11-23 | 2024-05-23 | Robert Bosch Gesellschaft mit beschränkter Haftung | Kombinierte Lüfter-Spannungswandler-Einheit |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008265685A (ja) | 2007-04-24 | 2008-11-06 | Kanzaki Kokyukoki Mfg Co Ltd | 乗用型芝刈り車両 |
JP2012202067A (ja) | 2011-03-24 | 2012-10-22 | Komatsu Ltd | 電動式作業車両及びそのベースフレーム |
JP2012201188A (ja) | 2011-03-24 | 2012-10-22 | Komatsu Ltd | バッテリ駆動のホイールローダ |
JP2014233163A (ja) | 2013-05-29 | 2014-12-11 | 三菱自動車工業株式会社 | 充電制御装置 |
JP2016198019A (ja) | 2015-04-08 | 2016-12-01 | 株式会社クボタ | 電動作業車両 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4338959A (en) * | 1980-10-29 | 1982-07-13 | Borg-Warner Corporation | Device to automatically add a controlled amount of corrosion inhibitor in an engine cooling system |
JP4520649B2 (ja) * | 2001-02-06 | 2010-08-11 | 株式会社小松製作所 | ハイブリッド式建設機械 |
JP4224669B2 (ja) * | 2001-09-25 | 2009-02-18 | スズキ株式会社 | ハイブリッド自動車のバッテリー搭載装置 |
JP3784813B2 (ja) * | 2003-11-26 | 2006-06-14 | 本田技研工業株式会社 | 車両モータ用高圧電装の冷却装置及びハイブリッド車両 |
JP2006069357A (ja) * | 2004-09-01 | 2006-03-16 | Yanmar Co Ltd | バッテリ駆動電動作業車 |
EP2053167B1 (en) * | 2006-08-02 | 2018-10-31 | Komatsu Ltd. | Hybrid working vehicle |
US20100072946A1 (en) * | 2007-04-17 | 2010-03-25 | Institute For Energy Application Technologies Co., Ltd. | Motor-driven travelling body and high-speed charge method for motor-driven travelling body |
EP1985487B1 (en) | 2007-04-24 | 2018-08-08 | Kanzaki Kokyukoki Mfg. Co., Ltd. | Riding lawn mower |
EP2540915B1 (en) * | 2010-02-22 | 2019-02-20 | Hitachi Construction Machinery Tierra Co., Ltd. | Electrical construction machine |
JP5620778B2 (ja) * | 2010-10-08 | 2014-11-05 | 日野自動車株式会社 | 車載電源装置 |
JP6089403B2 (ja) * | 2012-01-17 | 2017-03-08 | 日産自動車株式会社 | 電動車両のバッテリ系要素配置構造 |
JP2013154839A (ja) * | 2012-01-31 | 2013-08-15 | Daihatsu Motor Co Ltd | パワーコントロールユニットの冷却構造 |
JP5974637B2 (ja) * | 2012-05-30 | 2016-08-23 | 井関農機株式会社 | 電動作業車両 |
JP6132273B2 (ja) * | 2014-07-28 | 2017-05-24 | 日立建機株式会社 | ハイブリッド式作業機 |
JP6469381B2 (ja) * | 2014-07-28 | 2019-02-13 | 日立建機株式会社 | ハイブリッド式作業機 |
JP6498017B2 (ja) * | 2014-10-16 | 2019-04-10 | ヤンマー株式会社 | 作業車両 |
JP6076325B2 (ja) * | 2014-12-24 | 2017-02-08 | 本田技研工業株式会社 | 電力制御ユニット |
JP6675964B2 (ja) | 2016-10-28 | 2020-04-08 | 株式会社クボタ | トラクター |
-
2019
- 2019-06-24 JP JP2019116723A patent/JP7321008B2/ja active Active
-
2020
- 2020-05-27 EP EP20831660.4A patent/EP3988365A4/en active Pending
- 2020-05-27 US US17/619,524 patent/US12070995B2/en active Active
- 2020-05-27 CN CN202080036387.XA patent/CN113825663A/zh active Pending
- 2020-05-27 WO PCT/JP2020/020873 patent/WO2020261846A1/ja unknown
-
2024
- 2024-07-10 US US18/768,286 patent/US20240359549A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008265685A (ja) | 2007-04-24 | 2008-11-06 | Kanzaki Kokyukoki Mfg Co Ltd | 乗用型芝刈り車両 |
JP2012202067A (ja) | 2011-03-24 | 2012-10-22 | Komatsu Ltd | 電動式作業車両及びそのベースフレーム |
JP2012201188A (ja) | 2011-03-24 | 2012-10-22 | Komatsu Ltd | バッテリ駆動のホイールローダ |
JP2014233163A (ja) | 2013-05-29 | 2014-12-11 | 三菱自動車工業株式会社 | 充電制御装置 |
JP2016198019A (ja) | 2015-04-08 | 2016-12-01 | 株式会社クボタ | 電動作業車両 |
Non-Patent Citations (1)
Title |
---|
ARJHARN, Weerachai et al.,Preliminary Study on the Applicability of an Electric Tractor (Part 2),Journal of the Japanese Society of Agricultual Machinery,日本,農業機械学会,2001年09月01日,Volume 63, Issue 5,pp.92-99,DOI:10.11357/jsam1937.63.5_92,ISSN 1884-6025(online),0285-2543(print) |
Also Published As
Publication number | Publication date |
---|---|
US12070995B2 (en) | 2024-08-27 |
US20240359549A1 (en) | 2024-10-31 |
JP2021000954A (ja) | 2021-01-07 |
EP3988365A4 (en) | 2023-07-19 |
CN113825663A (zh) | 2021-12-21 |
EP3988365A1 (en) | 2022-04-27 |
US20220379703A1 (en) | 2022-12-01 |
WO2020261846A1 (ja) | 2020-12-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7224245B2 (ja) | 電動作業車 | |
JP7246264B2 (ja) | 電動作業車 | |
JP7323349B2 (ja) | 電動作業車 | |
JP7321008B2 (ja) | 電動作業車 | |
US12091089B2 (en) | Electric work vehicle including battery enclosure structure | |
JP7206182B2 (ja) | 電動作業車 | |
JP2017200469A (ja) | 作業車 | |
JP2002337757A (ja) | クローラ式作業機 | |
JP7378384B2 (ja) | 作業車 | |
JP7519983B2 (ja) | 電動作業車 | |
WO2023127229A1 (ja) | 電動作業車 | |
JP7519982B2 (ja) | 電動作業車 | |
JP2022101316A (ja) | 作業車 | |
JP4694717B2 (ja) | クローラ式作業機 | |
JP2002337764A (ja) | クローラ式作業機 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210622 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220628 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220826 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230110 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230227 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20230627 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230725 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7321008 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |