WO2011137656A1 - Dual-power device with transfer case of container lift platform truck - Google Patents

Dual-power device with transfer case of container lift platform truck Download PDF

Info

Publication number
WO2011137656A1
WO2011137656A1 PCT/CN2011/000149 CN2011000149W WO2011137656A1 WO 2011137656 A1 WO2011137656 A1 WO 2011137656A1 CN 2011000149 W CN2011000149 W CN 2011000149W WO 2011137656 A1 WO2011137656 A1 WO 2011137656A1
Authority
WO
WIPO (PCT)
Prior art keywords
transfer case
hydraulic
engine
dual
hydraulic pump
Prior art date
Application number
PCT/CN2011/000149
Other languages
French (fr)
Chinese (zh)
Inventor
李荀
孟岩
陈江岸
郝绍银
李月华
臧友军
Original Assignee
威海广泰空港设备股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 威海广泰空港设备股份有限公司 filed Critical 威海广泰空港设备股份有限公司
Publication of WO2011137656A1 publication Critical patent/WO2011137656A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
    • B66C19/007—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries for containers
    • 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
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
    • B60K6/48—Parallel type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2300/00—Indexing codes relating to the type of vehicle
    • B60W2300/12—Trucks; Load vehicles
    • B60W2300/121—Fork lift trucks, Clarks
    • 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
    • Y02T10/62—Hybrid vehicles

Definitions

  • the present invention relates to a container lifting platform truck, and more particularly to a container lifting platform truck dual power unit with a transfer case.
  • BACKGROUND OF THE INVENTION On a tarmac, container lift platforms are used to load, unload, transport containers or pallets.
  • the power unit of the container lift platform is composed of an engine, a hydraulic pump and a hydraulic transmission.
  • Some of the transmissions are driven by hydraulic motors, others are driven by hydraulic cylinders, and the engine is connected with hydraulic pumps.
  • the hydraulic pumps drive the traveling wheels and lifting transmission platforms via hydraulic transmissions.
  • the main activities of the container lifting platform vehicles are transition and docking. For aircraft and loading and unloading operations, the position of the container lifting platform is fixed during loading and unloading operations, and the time taken for loading and unloading operations accounts for about 90% of the total starting time.
  • the engine supplies power to the hydraulic pump, and the hydraulic energy is transmitted to the traveling wheel and the lifting transmission platform through the hydraulic transmission device, thereby realizing the walking and lifting function of the platform vehicle.
  • the hydraulic oil is transmitted to the main platform, and the hydraulic transmission of the bridge platform respectively realizes the lifting and landing of the main platform and the bridge platform; when the main platform and the bridge platform are lifted to the position aligned with the aircraft door, the hydraulic energy is driven by the hydraulic transmission device.
  • the drive shaft drives the universal roller to realize the lifting and conveying movement of the cargo.
  • the container lift platform truck mainly uses the diesel engine to drive the hydraulic pump to provide hydraulic energy for the hydraulic system.
  • the hydraulic motor or hydraulic cylinder performs the original to complete various sports functions, and the diesel engine is used as the power to increase the discharge pollution of the apron. On the other hand, it also increases the environmental noise. At the same time, due to the high oil price, the operating cost is high and fuel is wasted.
  • the object of the invention is to provide a dual-powered device for a container lifting platform truck with a transfer case, which has dual power, fuel saving, low exhaust emission and low noise.
  • the technical solution adopted by the present invention to solve the technical problem thereof is a dual-powered device for a container lifting platform truck with a transfer case, comprising an engine, a hydraulic pump and a hydraulic transmission device, and a hydraulic pump driving the hydraulic transmission device, characterized in that
  • the transfer case, the motor and the mains power supply, the power input end of the transfer case are respectively connected to the engine and the motor via the clutch, the output end is connected with the hydraulic pump, and the motor is connected to the mains power supply via the cable.
  • the present invention provides a protection device between the engine and the electric motor to prevent overcurrent, overload and overheating.
  • the invention adopts the above structure, so that it has an optional double-set power device, which is beneficial for reducing engine emissions and reducing noise.
  • the noise is reduced from 85dBA to 70dBA, meeting the requirements of container lift platform trucks with less emissions, fuel saving and low noise during the apron operation.
  • Figure 1 is a schematic view of the function of the present invention.
  • FIG. 2 is a schematic view of the principle of the hydraulic system of the present invention.
  • Figure 3 is a schematic view of the power arrangement structure of the present invention.
  • a double lifting device for a container lifting platform truck with a transfer case comprises an engine 1, a hydraulic pump 3 and a hydraulic transmission device 4, and the hydraulic pump 3 drives a hydraulic transmission device 4, the characteristics of which are
  • the utility model is provided with a transfer case 2, an electric motor 5 and a mains power supply 6.
  • the power input end of the transfer case 2 is respectively connected with the engine 1 and the electric motor 5 via a clutch, the output end is connected with the hydraulic pump 3, and the electric motor 5 is connected by the cable and the city.
  • the electric power source 6 is connected, and the structure and connection relationship of the transfer case 2 and the hydraulic transmission device 4 are the same as those of the prior art, and will not be described again.
  • the present invention provides a protection device between the engine 1 and the motor 5 to prevent overcurrent, overload and overheating.
  • the protection device is well known in the prior art and will not be described again.
  • the hydraulic pump 3 When the platform car is in the running state, the hydraulic pump 3 is driven by the engine 1 through the transfer case 2 to provide hydraulic energy to the hydraulic system 4. At this time, the motor 5 is disengaged from the transfer case 2 via the clutch, and is driven to the working position.
  • the engine 1 is turned off, the commercial power source 6 is turned on for the motor 5, and the hydraulic pump 3 is driven by the motor 5 through the transfer case 2 to supply hydraulic power to the hydraulic transmission device 4, at which time the engine 1 passes through the clutch and The transfer case 2 is disengaged to realize the lifting and conveying movement of the goods.
  • the invention adopts the above structure, so that it has an optional dual-set power device, which is beneficial for reducing engine emissions and reducing noise.
  • an optional dual-set power device which is beneficial for reducing engine emissions and reducing noise.
  • the noise is reduced from 85dBA to 70dBA. It meets the requirements of less emissions, fuel saving and low noise when the container lift platform truck operates on the apron.

Abstract

A dual-power device with a transfer case (2) of a container lift platform truck comprises an engine (1), a hydraulic pump (3) and a hydraulic transmission device (4) driven by the hydraulic pump (3). The dual-power device is provided with the transfer case (2) and an electric motor (5), wherein the power input end of the transfer case (2) is connected to the engine (1) and the electric motor (5) respectively through clutches, and the output end is connected to the hydraulic pump (3). The electric motor (5) is connected to the mains supply through a cable. The power device is a selectable dual-power device, and meets the requirements on less emission and lower noise of the container lift platform truck during operation on a parking apron.

Description

带分动箱的集装箱升降平台车双 力装置 技术领域 本发明涉及一种集装箱升降平台车， 具体地说是一种带分动箱的集装箱升 降平台车双动力装置。 说 背景技术 在停机坪上， 使用集装箱升降平台车为飞机装卸、 传送集装箱或集装板。 集装箱升降平台车的动力装置是由发动机、 液压泵和液压传动装置组成， 液压 书  BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a container lifting platform truck, and more particularly to a container lifting platform truck dual power unit with a transfer case. BACKGROUND OF THE INVENTION On a tarmac, container lift platforms are used to load, unload, transport containers or pallets. The power unit of the container lift platform is composed of an engine, a hydraulic pump and a hydraulic transmission.
传动装置有的采用液压马达驱动， 还有的采用液压油缸驱动， 发动机与液压泵 相连接， 液压泵经液压传动装置驱动行走轮和升降传输平台， 集装箱升降平台 车主要活动内容为转场、 对接飞机和装卸作业， 装卸作业时集装箱升降平台车 位置固定， 装卸作业所用时间约占全部开机时间的 90%。 当平台车处于操作状态时， 发动机将动力提供给液压泵， 通过液压传动装 置将液压能传递给行走轮和升降传输平台, 实现平台车的行走及升降功能。 将 液压油传递到主平台、」桥平台液压传动装置分别实现主平台、 桥平台的起升与 降落； 当主平台、 桥平台起升到与飞机舱门对齐位置时， 液压能通过液压传动 装置驱动传动轴， 进而带动万向滚轮， 实现货物的升降及传输运动。 目前， 集装箱升降平台车主要使用柴油发动机驱动液压泵为液压系统提供 液压能， 通过液压马达或液压油缸等执行原件完成各种运动功能， 以柴油发动 机为动力， 一方面增加了停机坪的排放污染， 另一方面也增大了环境噪声， 同 时由于油价偏高， 运行费用居高不下， 浪费燃油。 确认本 为了克服现有集装箱升降平台车存在以柴油发动机为动力， 一方面增加了 停机坪的排放污染， 另一方面也增大了环境噪声， 同时由于油价偏高， 运行费 用居高不下的不足， 本发明的目的在于提供一种双动力、 节省燃油、 尾气排放 少、 噪声低的一种带分动箱的集装箱升降平台车双动力装置。 Some of the transmissions are driven by hydraulic motors, others are driven by hydraulic cylinders, and the engine is connected with hydraulic pumps. The hydraulic pumps drive the traveling wheels and lifting transmission platforms via hydraulic transmissions. The main activities of the container lifting platform vehicles are transition and docking. For aircraft and loading and unloading operations, the position of the container lifting platform is fixed during loading and unloading operations, and the time taken for loading and unloading operations accounts for about 90% of the total starting time. When the platform truck is in the operating state, the engine supplies power to the hydraulic pump, and the hydraulic energy is transmitted to the traveling wheel and the lifting transmission platform through the hydraulic transmission device, thereby realizing the walking and lifting function of the platform vehicle. The hydraulic oil is transmitted to the main platform, and the hydraulic transmission of the bridge platform respectively realizes the lifting and landing of the main platform and the bridge platform; when the main platform and the bridge platform are lifted to the position aligned with the aircraft door, the hydraulic energy is driven by the hydraulic transmission device. The drive shaft, in turn, drives the universal roller to realize the lifting and conveying movement of the cargo. At present, the container lift platform truck mainly uses the diesel engine to drive the hydraulic pump to provide hydraulic energy for the hydraulic system. The hydraulic motor or hydraulic cylinder performs the original to complete various sports functions, and the diesel engine is used as the power to increase the discharge pollution of the apron. On the other hand, it also increases the environmental noise. At the same time, due to the high oil price, the operating cost is high and fuel is wasted. Confirmation In order to overcome the existing diesel engine of the container lifting platform, the emission pollution of the apron is increased on the one hand, and the environmental noise is also increased on the other hand. At the same time, due to the high oil price, the running cost is high. The object of the invention is to provide a dual-powered device for a container lifting platform truck with a transfer case, which has dual power, fuel saving, low exhaust emission and low noise.
本发明解决其技术问题所采用的技术方案是- 一种带分动箱的集装箱升降平台车双动力装置， 包括发动机、 液压泵和液 压传动装置， 液压泵驱动液压传动装置， 其特征在于设有分动箱、 电动机和市 电电源， 分动箱动力输入端分别经离合器与发动机和电动机相连接， 输出端与 液压泵相连接, 电动机经电缆与市电电源相连接。  The technical solution adopted by the present invention to solve the technical problem thereof is a dual-powered device for a container lifting platform truck with a transfer case, comprising an engine, a hydraulic pump and a hydraulic transmission device, and a hydraulic pump driving the hydraulic transmission device, characterized in that The transfer case, the motor and the mains power supply, the power input end of the transfer case are respectively connected to the engine and the motor via the clutch, the output end is connected with the hydraulic pump, and the motor is connected to the mains power supply via the cable.
本发明可在发动机和电动机之间设有保护装置， 以防止过流、 过载和过热。 本发明由于采用上述结构， 使其具有可选择的双套动力装置， 有利于减少 发动机排放并降低噪声， 在占总开机时间 90%的作业时间内， 不产生尾气棑放， 噪声由 85dBA降到 70dBA， 满足集装箱升降平台车在停机坪作业时排放少、 节 省燃油、 噪声低的要求。  The present invention provides a protection device between the engine and the electric motor to prevent overcurrent, overload and overheating. The invention adopts the above structure, so that it has an optional double-set power device, which is beneficial for reducing engine emissions and reducing noise. In the working time of 90% of the total starting time, no exhaust gas is generated, and the noise is reduced from 85dBA to 70dBA, meeting the requirements of container lift platform trucks with less emissions, fuel saving and low noise during the apron operation.
附图说明 DRAWINGS
图 1是本发明功能示意图。  Figure 1 is a schematic view of the function of the present invention.
图 2是本发明液压系统原理示意图。  2 is a schematic view of the principle of the hydraulic system of the present invention.
图 3是本发明动力布置结构示意图。  Figure 3 is a schematic view of the power arrangement structure of the present invention.
附图标记： 1、 发动机， 2、 分动箱， 3、 液压泵， 4、 液压传动装置， 5、 电动机， 6、 市电电源。  Reference signs: 1, engine, 2, transfer box, 3, hydraulic pump, 4, hydraulic transmission, 5, electric motor, 6, mains power.
具体实施方式 detailed description
下面结合附图对本发明进一步说明： 在图 1、 图 2、 图 3中， 一种带分动箱的集装箱升降平台车双动力装置， 包 括发动机 1、 液压泵 3和液压传动装置 4， 液压泵 3驱动液压传动装置 4, 其特 征在于设有分动箱 2、 电动机 5和市电电源 6， 分动箱 2动力输入端分别经离合 器与发动机 1和电动机 5相连接， 输出端与液压泵 3相连接， 电动机 5经电缆 与市电电源 6相连接， 分动箱 2和液压传动装置 4的结构和连接关系与公知的 现有技术相同， 此不赘述。 The present invention is further described below in conjunction with the accompanying drawings: In Fig. 1, Fig. 2 and Fig. 3, a double lifting device for a container lifting platform truck with a transfer case comprises an engine 1, a hydraulic pump 3 and a hydraulic transmission device 4, and the hydraulic pump 3 drives a hydraulic transmission device 4, the characteristics of which are The utility model is provided with a transfer case 2, an electric motor 5 and a mains power supply 6. The power input end of the transfer case 2 is respectively connected with the engine 1 and the electric motor 5 via a clutch, the output end is connected with the hydraulic pump 3, and the electric motor 5 is connected by the cable and the city. The electric power source 6 is connected, and the structure and connection relationship of the transfer case 2 and the hydraulic transmission device 4 are the same as those of the prior art, and will not be described again.
本发明可在发动机 1和电动机 5之间设有保护装置， 以防止过流、 过载和 过热， 保护装置为公知的现有技术， 此不赘述。  The present invention provides a protection device between the engine 1 and the motor 5 to prevent overcurrent, overload and overheating. The protection device is well known in the prior art and will not be described again.
当平台车处于行驶状态时由发动机 1通过分动箱 2驱动液压泵 3，为液压系 统 4提供液压能， 此时电动机 5经离合器与分动箱 2脱开联接， 当行驶至工作 位置进行起升、 传送等操作时， 关闭发动机 1， 为电动机 5接通市电电源 6， 由 电动机 5通过分动箱 2驱动液压泵 3， 为液压传动装置 4提供液压能，此时发动 机 1经离合器与分动箱 2脱开联接， 从而实现货物的升降与传送运动。  When the platform car is in the running state, the hydraulic pump 3 is driven by the engine 1 through the transfer case 2 to provide hydraulic energy to the hydraulic system 4. At this time, the motor 5 is disengaged from the transfer case 2 via the clutch, and is driven to the working position. During the operation of raising, transmitting, etc., the engine 1 is turned off, the commercial power source 6 is turned on for the motor 5, and the hydraulic pump 3 is driven by the motor 5 through the transfer case 2 to supply hydraulic power to the hydraulic transmission device 4, at which time the engine 1 passes through the clutch and The transfer case 2 is disengaged to realize the lifting and conveying movement of the goods.
本发明由于采用上述结构， 使其具有可选择的双套动力装置， 有利于减少 发动机排放并降低噪声， 在占总开机时间 90%的作业时间内， 不产生尾气排放， 噪声由 85dBA降到 70dBA， 满足集装箱升降平台车在停机坪作业时排放少、 节 省燃油、 噪声低的要求。  The invention adopts the above structure, so that it has an optional dual-set power device, which is beneficial for reducing engine emissions and reducing noise. In the working time of 90% of the total starting time, no exhaust gas is generated, and the noise is reduced from 85dBA to 70dBA. It meets the requirements of less emissions, fuel saving and low noise when the container lift platform truck operates on the apron.

Claims

权 利 要 求 书 Claim
1、 一种带分动箱的集装箱升降平台车双动力装置， 包括发动机、 液压泵和 液压传动装置， 液压泵驱动液压传动装置， 其特征在于设有分动箱、 电动机和 市电电源， 分动箱动力输入端分别经离合器与发动机和电动机相连接， 输出端 与液压泵相连接， 电动机经电缆与市电电源相连接， 发动机和电动机之间设有 保护装置。 1. A dual-powered device for a container lifting platform truck with a transfer case, comprising an engine, a hydraulic pump and a hydraulic transmission device, the hydraulic pump driving a hydraulic transmission device, characterized in that a transfer case, an electric motor and a mains supply are provided, The power input of the moving box is respectively connected to the engine and the motor through the clutch, the output end is connected with the hydraulic pump, the electric motor is connected with the commercial power source via the cable, and a protection device is arranged between the engine and the motor.
PCT/CN2011/000149 2010-05-07 2011-01-30 Dual-power device with transfer case of container lift platform truck WO2011137656A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201010165499.3 2010-05-07
CN201010165499A CN101797885A (en) 2010-05-07 2010-05-07 Double-power device with transfer case of container lifting platform truck

Publications (1)

Publication Number Publication Date
WO2011137656A1 true WO2011137656A1 (en) 2011-11-10

Family

ID=42593773

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/000149 WO2011137656A1 (en) 2010-05-07 2011-01-30 Dual-power device with transfer case of container lift platform truck

Country Status (2)

Country Link
CN (1) CN101797885A (en)
WO (1) WO2011137656A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016034724A1 (en) * 2014-09-05 2016-03-10 Haulotte Group Man lift and method of operating such a man lift

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101797885A (en) * 2010-05-07 2010-08-11 威海广泰空港设备股份有限公司 Double-power device with transfer case of container lifting platform truck
CN106394928B (en) * 2016-11-12 2023-06-06 威海广泰空港设备股份有限公司 Double-power containerized cargo loader for airport

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2384864Y (en) * 1999-04-30 2000-06-28 深圳中集天达空港设备有限公司 Aerial loading-unloading transport platform trunk
JP2006273514A (en) * 2005-03-29 2006-10-12 Toyota Industries Corp Hybrid type fork lift
CN201428150Y (en) * 2009-01-14 2010-03-24 陈梦企 Hybrid excavator having transfer-case mechanism
CN101691197A (en) * 2009-10-22 2010-04-07 三一集团有限公司 Self-propelled lifter
CN101797885A (en) * 2010-05-07 2010-08-11 威海广泰空港设备股份有限公司 Double-power device with transfer case of container lifting platform truck
CN201633524U (en) * 2010-05-07 2010-11-17 威海广泰空港设备股份有限公司 Dual-power device for container lifting platform vehicle with auxiliary box

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2384864Y (en) * 1999-04-30 2000-06-28 深圳中集天达空港设备有限公司 Aerial loading-unloading transport platform trunk
JP2006273514A (en) * 2005-03-29 2006-10-12 Toyota Industries Corp Hybrid type fork lift
CN201428150Y (en) * 2009-01-14 2010-03-24 陈梦企 Hybrid excavator having transfer-case mechanism
CN101691197A (en) * 2009-10-22 2010-04-07 三一集团有限公司 Self-propelled lifter
CN101797885A (en) * 2010-05-07 2010-08-11 威海广泰空港设备股份有限公司 Double-power device with transfer case of container lifting platform truck
CN201633524U (en) * 2010-05-07 2010-11-17 威海广泰空港设备股份有限公司 Dual-power device for container lifting platform vehicle with auxiliary box

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016034724A1 (en) * 2014-09-05 2016-03-10 Haulotte Group Man lift and method of operating such a man lift
FR3025504A1 (en) * 2014-09-05 2016-03-11 Haulotte Group LIFT BOOM AND METHOD FOR IMPLEMENTING SUCH AN ELEVATOR NACELLE

Also Published As

Publication number Publication date
CN101797885A (en) 2010-08-11

Similar Documents

Publication Publication Date Title
WO2019144871A1 (en) Drive apparatus for crane, and crane
WO2024021460A1 (en) Extended-range hybrid power system and control method therefor, and crane
CN103950369A (en) Petroleum-electric hybrid power trackless rubber-tyred vehicle
WO2011137656A1 (en) Dual-power device with transfer case of container lift platform truck
CN201023524Y (en) Hydraulic hybrid power bus auxiliary power steering unit
CN108382180B (en) Parallel type oil-electricity hybrid power vehicle-mounted concrete pump
CN108437775B (en) Parallel type oil-electricity hybrid power towed concrete pump
CN100591563C (en) Double-power working vehicle for railway tunnel
CN201694802U (en) Electric device of container lifting platform truck with battery pack
CN206813009U (en) Track-mounted machinery hybrid power transmission system
WO2011153811A1 (en) Electric device for container lifting platform truck with a battery pack
CN202064829U (en) Vehicular alternating-current variable-frequency electric workover rig
CN101011938A (en) Roadway maintenance vehicle with special power source
JP2018114912A (en) Power transmission mechanism for driving installation equipment of vehicle, system for controlling installation equipment of vehicle, and method for controlling installation equipment of vehicle
WO2011137657A1 (en) Double-power device of container lifting platform truck driven by commercial electricity
CN211712571U (en) Crank arm type aerial work platform truck power system
CN201633524U (en) Dual-power device for container lifting platform vehicle with auxiliary box
CN102826056B (en) Automobile crane and driving system thereof
CN201520621U (en) Straddle forklift truck
CN102050408A (en) Straddle forklift
CN212024693U (en) Variable-pitch electric forklift
CN207129913U (en) Electrocar walking jacking system
CN201023420Y (en) Roadway maintenance vehicle with special power source
CN207129920U (en) Beneficial to the electrocar walking jacking system automatically controlled
CN203511304U (en) Multi-shaft hydraulic drive system for hub motor

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11777077

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11777077

Country of ref document: EP

Kind code of ref document: A1