CN110182048A - A kind of electric drive vehicle-mounted lifting device - Google Patents

A kind of electric drive vehicle-mounted lifting device Download PDF

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Publication number
CN110182048A
CN110182048A CN201910535986.5A CN201910535986A CN110182048A CN 110182048 A CN110182048 A CN 110182048A CN 201910535986 A CN201910535986 A CN 201910535986A CN 110182048 A CN110182048 A CN 110182048A
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CN
China
Prior art keywords
drive vehicle
electric drive
electric
clutch
vehicle
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.)
Pending
Application number
CN201910535986.5A
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Chinese (zh)
Inventor
赵滨
王飞
白森楠
张力夫
张毅鹏
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Beijing Machinery Equipment Research Institute
Original Assignee
Beijing Machinery Equipment Research Institute
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 Beijing Machinery Equipment Research Institute filed Critical Beijing Machinery Equipment Research Institute
Priority to CN201910535986.5A priority Critical patent/CN110182048A/en
Publication of CN110182048A publication Critical patent/CN110182048A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K25/00Auxiliary drives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K25/00Auxiliary drives
    • B60K2025/005Auxiliary drives driven by electric motors forming part of the propulsion unit

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

The present invention relates to a kind of electric drive vehicle-mounted lifting devices, belong to the power transmission technical field of electric drive vehicle, and motor redundant on existing electric drive vehicle electric cylinder causes system weight to increase;The problem of electric cylinder volume ratio Normal hydraulic cylinder volume is big, system difficult arrangement.A kind of electric drive vehicle-mounted lifting device, electric drive vehicle-mounted lifting device are mounted on the vehicle frame of electric drive vehicle, comprising: bridge motor, drive clutch, lifting clutch, transfer case and electric cylinder;Bridge motor is Dual-output shaft motor, and 2 output shafts are connect with drive clutch and lifting clutch respectively;Drive clutch is connect with the driving wheel of electric drive vehicle;The output shaft of lifting clutch is connect with transfer case;The output shaft of transfer case is connected by the input terminal of lifting drive shaft and electric cylinder;The output end of electric cylinder is equipped with switching trunnion.The bridge motor that the present invention is multiplexed electro-motive vehicle is inputted as power, and without installing motor on electric cylinder, system weight is light, small in size.

Description

A kind of electric drive vehicle-mounted lifting device
Technical field
The present invention relates to the power transmission technical field of electric drive vehicle more particularly to a kind of electric drive vehicle-mounted lifting devices.
Background technique
Electro-motive vehicle mostly uses motor to pass through the drive scheme of transmission shaft driving driving wheel of vehicle, the motor at present Referred to as bridge motor.If such electro-motive vehicle is used as engineering truck (such as dump truck), lifting device generally uses electric cylinder Scheme.One motor is installed, for driving electric cylinder on every electric cylinder.The program have the disadvantage in that every it is electronic It is respectively mounted motor on cylinder, system weight is caused to increase;Motor is installed on electric cylinder, leads to electric cylinder volume ratio Normal hydraulic cylinder Volume is big, system difficult arrangement.The development of disadvantage mentioned above restriction electric drive engineering truck.
Summary of the invention
In view of above-mentioned analysis, the present invention is intended to provide a kind of electric drive vehicle-mounted lifting device, drives to solve existing electricity Motor redundant on motor-car electric cylinder, causes system weight to increase;Electric cylinder volume ratio Normal hydraulic cylinder volume is big, and system arrangement is tired Difficult problem.
The purpose of the present invention is mainly achieved through the following technical solutions:
In technical solution of the present invention, a kind of electric drive vehicle-mounted lifting device, electric drive vehicle-mounted lifting device is mounted on electric drive On the vehicle frame of motor-car, comprising: bridge motor, drive clutch, lifting clutch, transfer case and electric cylinder;
Bridge motor is Dual-output shaft motor, and 2 output shafts are connect with drive clutch and lifting clutch respectively;Travel from Clutch is connect with the driving wheel of electric drive vehicle;The output shaft of lifting clutch is connect with transfer case;The output shaft of transfer case passes through The input terminal for lifting drive shaft and electric cylinder connects;The output end of electric cylinder is equipped with switching trunnion.
In technical solution of the present invention, electric cylinder includes cylinder barrel, lead screw, push rod;
Lead screw setting is connect in cylinder barrel, and with the lifting drive shaft for penetrating cylinder barrel by gear set;The starting point of push rod The inside of cylinder barrel is set, and is equipped with the nut cooperated with lead screw, the end of push rod can be stretched out from cylinder barrel;Trunnion of transferring is arranged In the end of push rod.
In technical solution of the present invention, push rod is hollow stem, and lead screw can penetrate in the hollow space of push rod.
In technical solution of the present invention, the output shaft of bridge motor is parallel to the driving direction of electric drive vehicle;The output of transfer case Axis is vertical with the output shaft of bridge motor;The axis of electric cylinder and the output shaft of transfer case are vertical.
In technical solution of the present invention, gear set is bevel gear set, including input bevel gear and output bevel gear wheel;
Input bevel gear is fixed with lifting transmission shaft;Output bevel gear wheel is fixed with lead screw;Bevel gear set is arranged in cylinder barrel.
In technical solution of the present invention, electric cylinder further includes support;The vehicle frame of support and electric drive vehicle is fixed, and cylinder barrel passes through axis It watt is connect with support.
In technical solution of the present invention, lead screw and lifting transmission shaft pass through bearing and connect with cylinder barrel.
In technical solution of the present invention, electric drive vehicle-mounted lifting device further includes travel transmission axis and drive axle;
The output end of travel transmission axis and the output end of drive clutch connect;The output end and drive axle of travel transmission axis Connection;Drive axle both ends can drive the driving wheel of electric drive vehicle.
In technical solution of the present invention, travel transmission axis is parallel to the driving direction of electric drive vehicle;Drive axle is equipped with coaxial 2 A output shaft, and the output shaft of drive axle is vertical with travel transmission axis.
In technical solution of the present invention, the driving wheel of electric drive vehicle is mounted on the both ends of drive axle.
Technical solution of the present invention at least can be realized one of following effect:
1, bridge motor is set double output shaft by the present invention, and is controlled respectively by drive clutch and lifting clutch respectively The output power direction of transfer of motor processed enables bridge motor that can be used to provide power for electric drive vehicle, can be provided for as electricity It drives the lifting on vehicle to provide power with electric cylinder, realizes the output power multiplexing of bridge motor without installing electricity on electric cylinder Motivation simplifies the structure of electric cylinder, small in size so that whole system is light-weight, facilitate whole system Miniaturization Design or Increase payload;
2, structure of the invention is able to carry out the extension of same form, so that the present invention is suitable for the shape of multiple groups lifting structures Formula increases integrally-built adaptability, while a bridge motor is used only, and reduces integrally-built complexity.
It in the present invention, can also be combined with each other between above-mentioned each technical solution, to realize more preferred assembled schemes.This Other feature and advantage of invention will illustrate in the following description, also, certain advantages can become from specification it is aobvious and It is clear to, or understand through the implementation of the invention.The objectives and other advantages of the invention can by specification, claims with And it is achieved and obtained in specifically noted content in attached drawing.
Detailed description of the invention
Attached drawing is only used for showing the purpose of specific embodiment, and is not to be construed as limiting the invention, in entire attached drawing In, identical reference symbol indicates identical component.
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Appended drawing reference:
1- bridge motor;2- drive clutch;3- travel transmission axis;4- drive axle;5- lifts clutch;6- transfer case;7- Lift transmission shaft;8- electric cylinder;9- support;10- cylinder barrel;11- lead screw;12- nut;13- push rod;14- trunnion.
Specific embodiment
Specifically describing the preferred embodiment of the present invention with reference to the accompanying drawing, wherein attached drawing constitutes the application a part, and Together with embodiments of the present invention for illustrating the principle of the present invention, it is not intended to limit the scope of the present invention.
Electro-motive vehicle is used as engineering truck (such as dump truck), and lifting device generally uses the scheme of electric cylinder 8.Often One motor is installed, for driving electric cylinder 8 on root electric cylinder 8.Disadvantage is fairly obvious: 8 volume ratio Normal hydraulic of electric cylinder Cylinder volume is big, system difficult arrangement, due to needing that multiple motors are arranged on electric drive vehicle, increases itself weight of electric drive vehicle Amount, reduces the payload of electric drive vehicle.It is an object of that present invention to provide a kind of electric drive vehicle-mounted lifting devices, solve general The disadvantages mentioned above of electric drive vehicle-mounted lifting device.
As shown in Figure 1, the embodiment of the invention provides a kind of electric drive vehicle-mounted lifting device, electric drive vehicle-mounted lifting device It is mounted on the vehicle frame of electric drive vehicle, comprising: bridge motor 1, drive clutch 2, lifting clutch 5, transfer case 6 and electric cylinder 8; Bridge motor 1 is Dual-output shaft motor, and 2 output shafts are connect with drive clutch 2 and lifting clutch 5 respectively;Drive clutch 2 It is connect with the driving wheel of electric drive vehicle;The output shaft of lifting clutch 5 is connect with transfer case 6;The output shaft of transfer case 6 passes through act Drive shaft is risen to connect with the input terminal of electric cylinder 8;The output end of electric cylinder 8 is equipped with switching trunnion 14.When bridge motor 1 is used to as electricity When vehicle being driven to provide driving power, drive clutch 2 is connected, and lifting clutch 5 disconnects, and bridge motor 1 imparts power to driving Wheel drives electric drive vehicle mobile;When bridge motor 1 is used to provide power for lifting, drive clutch 2 is disconnected, and lifts clutch 5 Power is passed to electric cylinder 8 by transfer case 6 by connection, bridge motor 1, drives the flexible of electric cylinder 8, completes lifting or decentralization. Trunnion 14 is usually hinged by lifting component with electric drive vehicle, for example, the container of dump truck.The multiplexing of electric drive vehicle-mounted lifting device The bridge motor 1 of electro-motive vehicle is inputted as power, and without installing motor on electric cylinder 8, system weight is light, small in size.
For electric cylinder 8, due to not having motor directly to provide power, and power was transmitted by lifting drive shaft Come, existing electric cylinder 8 can not be continued to use, and need individually to design the progress of electric cylinder 8.Specifically, in the embodiment of the present invention, Electric cylinder 8 includes cylinder barrel 10, lead screw 11, push rod 13;Lead screw 11 is arranged in cylinder barrel 10, and drives with the lifting for penetrating cylinder barrel 10 Axis is connected by gear set;The inside of cylinder barrel 10 is arranged in the starting point of push rod 13, and is equipped with the nut 12 cooperated with lead screw 11, The end of push rod 13 can be stretched out from cylinder barrel 10;The end of push rod 13 is arranged in switching trunnion 14.Lifting drive shaft passes through gear Group imparts power to lead screw 11, rotates lead screw 11, then the push rod 13 enable by the cooperation of 11 nut 12 of lead screw is along silk Thick stick 11 is mobile, to realize push rod 13 relative to the flexible of cylinder barrel 10.
In order to increase the effective travel of push rod 13, push rod 13 is required to the large range of stretching from cylinder barrel 10 or retracts Into cylinder barrel 10, the length for needing lead screw 11 big is simply less than the length of cylinder barrel 10, and the axial stretching and lead screw of push rod 13 11 rotate in a circumferential direction cannot mutually be interfered.In the embodiment of the present invention, push rod 13 is hollow stem, and lead screw 11 can penetrate push rod 13 In hollow space.Push rod 13 and lead screw 11 are equivalent to the form of sleeve: when push rod 13 is shunk into cylinder barrel 10, lead screw 11 can be with It takes advantage of a situation and is inserted into the hollow space of push rod 13;When push rod 13 is stretched out to outside cylinder barrel 10, lead screw 11 can take advantage of a situation from push rod 13 Hollow space in be detached from.Lead screw 11 and push rod 13 are non-interference, and take full advantage of the space of cylinder body and push rod 13, can be with Effectively further reduce the volume and weight of whole system.
In view of the structure and integral layout of the drive system of electric drive vehicle, the power of the component of the embodiment of the present invention is transmitted Direction is preferably able to transmit in an orthogonal manner as far as possible.In the embodiment of the present invention, the output shaft of bridge motor 1 is parallel to electric drive vehicle Driving direction;The output shaft of transfer case 6 is vertical with the output shaft of bridge motor 1;The output of the axis and transfer case 6 of electric cylinder 8 Axis is vertical.In the embodiment of the present invention, power transmission direction is provided parallel to the electric drive vehicle direction of motion and vertical electric drive vehicle The direction of motion, in addition to electric cylinder 8, the power transmission direction of other component is respectively positioned on the ginseng parallel with the chassis plane of electric drive vehicle Examine on face, electric cylinder 8 needs to be swung in a certain range during lifting, but electric cylinder 8 swing plane with The parallel electric drive vehicle direction of motion is parallel and vertical with the above-mentioned plane of reference.
Since above-mentioned power transmission is arranged, the axis of electric cylinder 8 is vertical with lifting transmission shaft 7, it is contemplated that the need of electric cylinder 8 Biggish active force is wanted, therefore lifts the transmission for needing to carry out large torque between transmission shaft 7 and electric cylinder 8.The embodiment of the present invention In, gear set is bevel gear set, including input bevel gear and output bevel gear wheel;It inputs bevel gear and lifting transmission shaft 7 is fixed;It is defeated Bevel gear and lead screw 11 are fixed out;Bevel gear set is arranged in cylinder barrel 10, is conducive to the protection to gear set, it is contemplated that large torque Transmission needs to prevent the spot corrosion of gear, it is therefore desirable to lubricating oil is added, when bevel gear set is arranged in cylinder barrel 10, and 10 energy of cylinder barrel It is enough to be used as the container for containing lubricating oil.Bevel gear can pass the biggish torque of body, and outputting and inputting is rotation shape Formula can guarantee the power transmission efficiency of the embodiment of the present invention.
In order to which when electric cylinder 8 realizes lifting movement, electric drive vehicle can provide sufficiently large support for electric cylinder 8 Power, in the embodiment of the present invention, electric cylinder 8 further includes support 9;Support 9 and the vehicle frame of electric drive vehicle are fixed, and are realized in electric cylinder 8 When lifting acts.In view of the hunting range of electric cylinder 8 is limited, but the active force born is larger, therefore cylinder barrel 10 passes through bearing shell It is connect with support 9.In addition, lead screw 11 and lifting pass in order to the rotation for enabling lead screw 11 stable with transmission shaft 7 is lifted Moving axis 7 is connect by bearing with cylinder barrel 10.
It should be noted that transfer case 6 is set, there are two output shafts, respectively correspond two sets of lifting transmission shafts 7 and electric cylinder 8, Two electric cylinders 8 are separately positioned on the two sides of electric drive vehicle, connect with the structure lifted.In addition, lifting clutch 5, dividing The form of dynamic case 6, lifting transmission shaft 7 and electric cylinder 8 can be set multiple groups, every group of lifting clutch 5 individually with bridge motor 1 Output axis connection every group of structure can be made individually to control a lifting by lifting object and acted by a bridge motor 1, Both improved the operability of the embodiment of the present invention, in turn avoid it is multiple when counter structure is separately provided by lifting object, it is whole Structure it is many and diverse.
The embodiment of the present invention should also be as the basic function for having electric drive vehicle as the vehicle-mounted lifting device of electric drive vehicle, this In inventive embodiments, electric drive vehicle-mounted lifting device further includes travel transmission axis 3 and drive axle 4;The output end of travel transmission axis 3 It is connect with the output end of drive clutch 2;The output end of travel transmission axis 3 is connect with drive axle 4;4 both ends of drive axle can drive The driving wheel of dynamic electric drive vehicle, the driving wheel of electric drive vehicle can be directly installed on the both ends of drive axle 4.The bridge motor 1 is needed to be Electric drive vehicle traveling provide power when, drive clutch 2 connect, the output power of bridge motor 1 pass sequentially through drive clutch 2, Travel transmission axis 3 and drive axle 4 pass to driving wheel, realize the traveling of electric drive vehicle.
It is also contemplated that the structure and integral layout of the drive system of electric drive vehicle, the power of the component of the embodiment of the present invention Direction of transfer is preferably able to transmit in an orthogonal manner as far as possible.In the embodiment of the present invention, travel transmission axis 3 is parallel to electric drive vehicle Driving direction;Drive axle 4 is equipped with 2 coaxial output shafts, and the output shaft of drive axle 4 is vertical with travel transmission axis 3.
In the embodiment of the present invention, when electric drive vehicle when driving, drive clutch 2 connect, lifting clutch 5 disconnect, bridge electricity Machine 1 imparts power to driving wheel of vehicle by its head output shaft, drive clutch 2, travel transmission axis 3, drive axle 4, complete At vehicle driving function;After electric drive vehicle stops, when lifting device being needed to move, drive clutch 2 is disconnected, and lifts clutch 5 connections, bridge motor 1 are imparted power to electronic by its tail portion output shaft, lifting clutch 5, transfer case 6, lifting transmission shaft 7 Cylinder 8.Transmission shaft 7 is lifted by Bevel Gear Transmission, rotates lead screw 11 in cylinder barrel 10.Nut 12 and lead screw 11 constitute spiral and pass Dynamic pair, so that nut 12 is axially moved along lead screw 11, to push push rod 13, trunnion 14 by stretching out in cylinder barrel 10.14 band of trunnion Dynamic load carries out lifting movement, while cylinder barrel 10 rotates on support 9, completes lifting function.
In conclusion the embodiment of the invention provides a kind of electric drive vehicle-mounted lifting device, bridge motor 1 is arranged the present invention For double output shaft, and by drive clutch 2 and the output power direction of transfer that clutch 5 controls motor respectively is lifted respectively, Enable bridge motor 1 that can be used to provide power for electric drive vehicle, can be provided for mentioning for the lifting electric cylinder 8 on electric drive vehicle For power, the output power multiplexing of bridge motor 1 is realized without installing motor on electric cylinder 8, simplifies the knot of electric cylinder 8 Structure, so that whole system is light-weight, it is small in size, facilitate the Miniaturization Design of whole system or increases payload.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art, It should be covered by the protection scope of the present invention.

Claims (10)

1. a kind of electric drive vehicle-mounted lifting device, which is characterized in that the electric drive vehicle-mounted lifting device is mounted on electric drive vehicle Vehicle frame on, comprising: bridge motor (1), drive clutch (2), lifting clutch (5), transfer case (6) and electric cylinder (8);
The bridge motor (1) be Dual-output shaft motor, 2 output shafts respectively with the drive clutch (2) and lift clutch (5) it connects;The drive clutch (2) connect with the driving wheel of electric drive vehicle;The output shaft of lifting clutch (5) and institute State transfer case (6) connection;The output shaft of the transfer case (6) is connected by the input terminal of lifting drive shaft and the electric cylinder (8) It connects;The output end of the electric cylinder (8) is equipped with switching trunnion (14).
2. electric drive vehicle-mounted lifting device according to claim 1, which is characterized in that the electric cylinder (8) includes cylinder barrel (10), lead screw (11), push rod (13);
Lead screw (11) setting passes through in the cylinder barrel (10) with the lifting drive shaft for penetrating the cylinder barrel (10) Gear set connection;The starting point of the push rod (13) is arranged in the inside of the cylinder barrel (10), and is equipped with and the lead screw (11) The end of the nut (12) of cooperation, the push rod (13) can be stretched out from the cylinder barrel (10);Switching trunnion (14) setting In the end of the push rod (13).
3. electric drive vehicle-mounted lifting device according to claim 2, which is characterized in that the push rod (13) is hollow stem, The lead screw (11) can penetrate in the hollow space of the push rod (13).
4. electric drive vehicle-mounted lifting device according to claim 2, which is characterized in that the output shaft of the bridge motor (1) It is parallel to the driving direction of electric drive vehicle;The output shaft of the transfer case (6) is vertical with the output shaft of the bridge motor (1);Institute The axis for stating electric cylinder (8) is vertical with the output shaft of the transfer case (6).
5. electric drive vehicle-mounted lifting device according to claim 4, which is characterized in that the gear set is bevel gear set, Including input bevel gear and output bevel gear wheel;
The input bevel gear and the lifting transmission shaft (7) are fixed;The output bevel gear wheel and the lead screw (11) are fixed;Institute Bevel gear set setting is stated in the cylinder barrel (10).
6. the electric drive vehicle-mounted lifting device according to claim 3 to 5, which is characterized in that the electric cylinder (8) further includes Support (9);The support (9) and the vehicle frame of electric drive vehicle are fixed, and the cylinder barrel (10) is connected by bearing shell and the support (9) It connects.
7. electric drive vehicle-mounted lifting device according to claim 6, which is characterized in that the lead screw (11) and lifting transmission Axis (7) is connect by bearing with the cylinder barrel (10).
8. electric drive vehicle-mounted lifting device according to claim 1, which is characterized in that the electric drive vehicle-mounted lifting device It further include travel transmission axis (3) and drive axle (4);
The output end of the travel transmission axis (3) is connect with the output end of the drive clutch (2);The travel transmission axis (3) output end is connect with the drive axle (4);Drive axle (4) both ends can drive the driving wheel of electric drive vehicle.
9. electric drive vehicle-mounted lifting device according to claim 8, which is characterized in that the travel transmission axis (3) is parallel In the driving direction of electric drive vehicle;The drive axle (4) is equipped with 2 coaxial output shafts, and the output shaft of the drive axle (4) It is vertical with travel transmission axis (3).
10. electric drive vehicle-mounted lifting device according to claim 9, which is characterized in that the driving wheel of electric drive vehicle is installed At the both ends of the drive axle (4).
CN201910535986.5A 2019-06-20 2019-06-20 A kind of electric drive vehicle-mounted lifting device Pending CN110182048A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910535986.5A CN110182048A (en) 2019-06-20 2019-06-20 A kind of electric drive vehicle-mounted lifting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910535986.5A CN110182048A (en) 2019-06-20 2019-06-20 A kind of electric drive vehicle-mounted lifting device

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Publication Number Publication Date
CN110182048A true CN110182048A (en) 2019-08-30

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050241873A1 (en) * 2002-07-10 2005-11-03 Hans Hofler Method and device for controlling functions of an occupational vehicle
CN1927610A (en) * 2006-10-11 2007-03-14 芦晓民 Electric air-conditioning motor driving system with driving assist function and controlling method thereof
CN101286669A (en) * 2008-06-04 2008-10-15 江西江铃汽车集团实业有限公司 DC series excitation traction motor with equal torque and double output shaft
CN101780767A (en) * 2009-01-20 2010-07-21 彭子瑞 Lifting jack of tip lorry
DE102010025332A1 (en) * 2009-07-27 2011-02-03 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Spindle type lifting gear for actuating clutch of motor vehicle, has housing exhibiting contour of inner surface that arbitrarily formed and not concentrically ran toward rotational axis of symmetric threaded spindle
CN102267382A (en) * 2010-06-01 2011-12-07 彭子瑞 Mechanical driving lifter for dumper
CN204430713U (en) * 2014-12-10 2015-07-01 上海天之勤汽车工程技术有限公司 Bull-dozer semiaxis press mounting system
CN109017292A (en) * 2018-09-14 2018-12-18 烟台东德实业有限公司 A kind of pumping forces integrated mechanism of new-energy automobile
CN109649141A (en) * 2019-01-10 2019-04-19 洛阳智能农业装备研究院有限公司 It is a kind of to set power-driven system configuration for the double of electric tractor

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050241873A1 (en) * 2002-07-10 2005-11-03 Hans Hofler Method and device for controlling functions of an occupational vehicle
CN1927610A (en) * 2006-10-11 2007-03-14 芦晓民 Electric air-conditioning motor driving system with driving assist function and controlling method thereof
CN101286669A (en) * 2008-06-04 2008-10-15 江西江铃汽车集团实业有限公司 DC series excitation traction motor with equal torque and double output shaft
CN101780767A (en) * 2009-01-20 2010-07-21 彭子瑞 Lifting jack of tip lorry
DE102010025332A1 (en) * 2009-07-27 2011-02-03 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Spindle type lifting gear for actuating clutch of motor vehicle, has housing exhibiting contour of inner surface that arbitrarily formed and not concentrically ran toward rotational axis of symmetric threaded spindle
CN102267382A (en) * 2010-06-01 2011-12-07 彭子瑞 Mechanical driving lifter for dumper
CN204430713U (en) * 2014-12-10 2015-07-01 上海天之勤汽车工程技术有限公司 Bull-dozer semiaxis press mounting system
CN109017292A (en) * 2018-09-14 2018-12-18 烟台东德实业有限公司 A kind of pumping forces integrated mechanism of new-energy automobile
CN109649141A (en) * 2019-01-10 2019-04-19 洛阳智能农业装备研究院有限公司 It is a kind of to set power-driven system configuration for the double of electric tractor

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Application publication date: 20190830

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