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CN117124834A - Pure electric walking and lifting two-in-one power assembly - Google Patents

Pure electric walking and lifting two-in-one power assembly Download PDF

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Publication number
CN117124834A
CN117124834A CN202311097239.0A CN202311097239A CN117124834A CN 117124834 A CN117124834 A CN 117124834A CN 202311097239 A CN202311097239 A CN 202311097239A CN 117124834 A CN117124834 A CN 117124834A
Authority
CN
China
Prior art keywords
gear
oil pump
motor
output
input
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
CN202311097239.0A
Other languages
Chinese (zh)
Inventor
尹鹏飞
吴必新
曹冠晖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Aosiweier Electric Technology Co ltd
Original Assignee
Zhejiang Aosiweier Electric Technology Co ltd
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 Zhejiang Aosiweier Electric Technology Co ltd filed Critical Zhejiang Aosiweier Electric Technology Co ltd
Priority to CN202311097239.0A priority Critical patent/CN117124834A/en
Publication of CN117124834A publication Critical patent/CN117124834A/en
Pending legal-status Critical Current

Links

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
    • 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
    • B60K17/02—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
    • 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
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
    • B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing
    • B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing of mechanical type
    • 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
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
    • B60K17/10—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of fluid gearing
    • 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
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
    • B60K17/10—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of fluid gearing
    • B60K17/105—Units comprising at least a part of the gearing and a torque-transmitting axle, e.g. transaxles
    • 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
    • B60K25/00—Auxiliary drives
    • 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
    • B60K25/00—Auxiliary drives
    • B60K25/02—Auxiliary drives directly from an engine shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/10—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by type of power unit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • 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
    • B60K25/00—Auxiliary drives
    • B60K2025/005—Auxiliary drives driven by electric motors forming part of the propulsion unit

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structure Of Transmissions (AREA)

Abstract

The invention discloses a pure electric walking and lifting two-in-one power assembly which comprises a motor, an oil pump gear, an oil pump, a clutch, a driving gear, a reverse gear, an output shaft, a synchronizer and a gearbox input shaft, wherein a driving shaft of the motor is connected with the oil pump gear and the clutch, the oil pump gear is connected with the oil pump, the motor is connected with the oil pump through the oil pump gear, the oil pump gear is positioned at the front end of the motor, the oil pump is used for outputting hydraulic oil to provide steering assistance, lifting, translation and tilting power for an engineering vehicle, the clutch is used for connecting and disconnecting the gearbox input shaft, and the clutch is positioned at the rear end of the motor, and the driving gear is connected with the gearbox input shaft through the synchronizer.

Description

Pure electric walking and lifting two-in-one power assembly
Technical Field
The invention relates to the technical field of power systems, in particular to a pure electric walking and lifting two-in-one power assembly.
Background
A powertrain refers to a series of component assemblies that generate power on a vehicle and transmit the power to a road surface. Broadly, engines, gearboxes, driveshafts, differentials, clutches, etc., but in general, powertrain refers only to an engine, transmission, and the remaining components integrated onto the transmission, such as clutches/front differentials, etc., which determine the dynamics of the vehicle.
In the current market, pure electric engineering machinery vehicles (electric fork trucks, electric loaders and the like) mainly depend on double motors to respectively provide walking and lifting power demands, and the two motors independently and respectively control torque and rotation speed output, so that the power assembly is relatively complex in structure, more in parts and higher in cost.
Therefore, a pure electric walking and lifting two-in-one power assembly is needed to solve the defects in the prior art.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a pure electric walking and lifting two-in-one power assembly, which aims at solving the problems that two motors are required to independently control torque and rotation speed output respectively for walking and lifting power, the power assembly is relatively complex in structure, more in parts and higher in cost.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a pure electric walking lifts two unification power packs, includes motor, oil pump gear, oil pump, clutch, drive gear, reverse gear, output shaft, synchronous ware and gearbox input shaft, the drive shaft of motor is connected with oil pump gear, clutch, oil pump gear is connected with the oil pump, and the motor is connected with the oil pump through the oil pump gear, and the oil pump gear is located the front end of motor, and the oil pump is used for exporting hydraulic oil and provides engineering vehicle steering helping hand, lifts, translation, slope power, and the clutch is used for connecting and disconnection gearbox input shaft, and the clutch is located the rear end of motor, drive gear is connected with the gearbox input shaft through the synchronous ware, drive gear is connected with the output shaft, reverse gear is connected with the gearbox input shaft through the synchronous ware, reverse gear is connected with the output shaft. Through using single motor both ends to provide walking and lift power simultaneously, reduce motor quantity of use, reduce whole car cost, weight, reduce power assembly volume.
Preferably, the driving motor comprises a motor rotor and a motor stator, wherein the motor rotor is arranged in the motor stator, the oil pump gear comprises an oil pump input gear connected with the motor and an oil pump output gear connected with the oil pump, and the oil pump output gear is meshed with the oil pump input gear.
Preferably, the motor rotor is connected to an oil pump input gear and a clutch.
Preferably, the clutch is used for connecting and disconnecting the motor rotor to and from the transmission input shaft.
Preferably, the drive gear includes a drive input gear and a drive output gear, and the drive input gear meshes with the drive output gear.
Preferably, the drive input gear is sleeved on the transmission input shaft, the drive input gear is connected with the transmission input shaft through a synchronizer, and the drive output gear is fixedly connected with the output shaft.
Preferably, the reverse gear comprises a reverse gear input gear, an idler gear and a reverse gear output gear, wherein the idler gear is arranged between the reverse gear input gear and the reverse gear output gear, and is meshed with the reverse gear input gear and the reverse gear output gear respectively.
Preferably, the reverse gear input gear is sleeved on the transmission input shaft in a hollow mode, the reverse gear input gear is connected with the transmission input shaft through a synchronizer, and the reverse gear output gear is fixedly connected with the output shaft.
The invention has the substantial effects that:
1. according to the invention, one end of the single driving motor is matched with the oil pump, the other end of the single driving motor is matched with the transmission input shaft through the clutch and the synchronizer, so that the two ends of the single motor are used for driving and lifting simultaneously, the oil pump can cut off power through the clutch and complete front and rear driving of a vehicle after gear shifting of the synchronizer while the oil pump works continuously, the number of motors is reduced, the cost and weight of the whole vehicle are reduced, the whole volume of the power assembly is reduced, and the outstanding progress is achieved;
2. according to the invention, the oil pump is driven to work by the oil pump gear through the arranged motor rotor, meanwhile, the clutch is combined, power is transmitted to the output shaft after being combined with the driving input gear through the synchronizer by the gearbox input shaft, the vehicle is driven to advance, and meanwhile, the reverse gear can idle without load to carry out positive driving;
3. according to the invention, the oil pump is driven to work by the oil pump gear through the arranged motor rotor, meanwhile, the clutch is combined, power is transmitted to the output shaft after being combined with the reverse gear input gear through the synchronizer by the gearbox input shaft, the vehicle is driven to reverse, and meanwhile, the driving gear can idle without load to drive in reverse, so that the invention has certain use value and popularization value.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic structural view of the present invention.
In the figure: 110-motor, 111-motor rotor, 112-motor stator; 120-oil pump gear, 121-oil pump output gear, 122-oil pump input gear; 130-an oil pump; 140-clutch; 150-drive gear, 151-drive input gear, 152-drive output gear; 160-reverse gear, 161-reverse gear input gear, 162-idler gear, 163-reverse gear output gear; 170-output shaft, 180-synchronizer, 190-gearbox input shaft.
Detailed Description
In order that the invention may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.
Example 1:
as shown in fig. 1, the pure electric walking lifting two-in-one power assembly comprises a motor 110, an oil pump gear 120, an oil pump 130, a clutch 140, a driving gear 150, a reverse gear 160, an output shaft 170, a synchronizer 180 and a gearbox input shaft 190, wherein a driving shaft of the motor 110 is connected with the oil pump gear 120 and the clutch 140, the oil pump gear 120 is connected with the oil pump 130, the motor 110 is connected with the oil pump 130 through the oil pump gear 120, the oil pump gear 120 is positioned at the front end of the motor 110, the oil pump 130 is used for outputting hydraulic oil to provide steering assistance, lifting, translation and tilting power for an engineering vehicle, the clutch 140 is used for connecting and disconnecting the gearbox input shaft 190, the clutch 140 is positioned at the rear end of the motor 110, the driving gear 150 is connected with the gearbox input shaft 190 through the synchronizer 180, the reverse gear 150 is connected with the gearbox input shaft 190 through the synchronizer 180, and the reverse gear 160 is connected with the output shaft 170. By using the motor 110 as a single motor to cooperate with two ends to simultaneously provide walking and lifting power, the number of motors is reduced, the cost and weight of the whole vehicle are reduced, and the size of the power assembly is reduced.
The front and rear ends of the single motor (motor 110) are used for driving and lifting simultaneously, and the oil pump 130 can cut off power through the clutch 140 and complete front and rear driving of the vehicle after gear shifting of the synchronizer 180 while continuously working.
Example 2:
as shown in fig. 1, the pure electric walking lifting two-in-one power assembly comprises a motor 110, an oil pump gear 120, an oil pump 130, a clutch 140, a driving gear 150, a reverse gear 160, an output shaft 170, a synchronizer 180 and a gearbox input shaft 190, wherein a driving shaft of the motor 110 is connected with the oil pump gear 120 and the clutch 140, the oil pump gear 120 is connected with the oil pump 130, the motor 110 is connected with the oil pump 130 through the oil pump gear 120, the oil pump gear 120 is positioned at the front end of the motor 110, the oil pump 130 is used for outputting hydraulic oil to provide steering assistance, lifting, translation and tilting power for an engineering vehicle, the clutch 140 is used for connecting and disconnecting the gearbox input shaft 190, the clutch 140 is positioned at the rear end of the motor 110, the driving gear 150 is connected with the gearbox input shaft 190 through the synchronizer 180, the reverse gear 150 is connected with the gearbox input shaft 190 through the synchronizer 180, and the reverse gear 160 is connected with the output shaft 170.
In the present embodiment, the driving motor 110 includes a motor rotor 111 and a motor stator 112, and the motor rotor 111 is installed inside the motor stator 112.
In this embodiment, the oil pump gear 120 includes an oil pump output gear 121 and an oil pump input gear 122, the oil pump input gear 122 is connected to the motor 110, the oil pump output gear 121 is connected to the oil pump 130, and the oil pump output gear 121 and the oil pump input gear 122 are meshed with each other.
Further, the motor rotor 111 is connected to the oil pump input gear 122 and the clutch 140, and the clutch 140 is used for connection and disconnection between the motor rotor 111 and the transmission input shaft 190.
In the present embodiment, the drive gear 150 includes a drive input gear 151 and a drive output gear 152, and the drive input gear 151 meshes with the drive output gear 152.
Further, the driving input gear 151 is sleeved on the transmission input shaft 190, and the driving input gear 151 is connected with the transmission input shaft 190 through the synchronizer 180; the drive output gear 152 is fixedly connected to the output shaft 170.
Example 3:
as shown in fig. 1, the pure electric walking lifting two-in-one power assembly comprises a motor 110, an oil pump gear 120, an oil pump 130, a clutch 140, a driving gear 150, a reverse gear 160, an output shaft 170, a synchronizer 180 and a gearbox input shaft 190, wherein a driving shaft of the motor 110 is connected with the oil pump gear 120 and the clutch 140, the oil pump gear 120 is connected with the oil pump 130, the motor 110 is connected with the oil pump 130 through the oil pump gear 120, the oil pump gear 120 is positioned at the front end of the motor 110, the oil pump 130 is used for outputting hydraulic oil to provide steering assistance, lifting, translation and tilting power for an engineering vehicle, the clutch 140 is used for connecting and disconnecting the gearbox input shaft 190, the clutch 140 is positioned at the rear end of the motor 110, the driving gear 150 is connected with the gearbox input shaft 190 through the synchronizer 180, the reverse gear 150 is connected with the gearbox input shaft 190 through the synchronizer 180, and the reverse gear 160 is connected with the output shaft 170.
In the present embodiment, the driving motor 110 includes a motor rotor 111 and a motor stator 112, and the motor rotor 111 is installed inside the motor stator 112.
In this embodiment, the oil pump gear 120 includes an oil pump output gear 121 and an oil pump input gear 122, the oil pump input gear 122 is connected to the motor 110, the oil pump output gear 121 is connected to the oil pump 130, and the oil pump output gear 121 and the oil pump input gear 122 are meshed with each other.
Further, the motor rotor 111 is connected to the oil pump input gear 122 and the clutch 140, and the clutch 140 is used for connection and disconnection between the motor rotor 111 and the transmission input shaft 190.
In the present embodiment, the drive gear 150 includes a drive input gear 151 and a drive output gear 152, and the drive input gear 151 meshes with the drive output gear 152.
Further, the driving input gear 151 is sleeved on the transmission input shaft 190, and the driving input gear 151 is connected with the transmission input shaft 190 through the synchronizer 180; the drive output gear 152 is fixedly connected to the output shaft 170.
In the present embodiment, the reverse gear 160 includes a reverse input gear 161, an idler gear 162, and a reverse output gear 163, the idler gear 162 is provided between the reverse input gear 161 and the reverse output gear 163, and the idler gear 162 is meshed with the reverse input gear 161 and the reverse output gear 163, respectively.
Further, the reverse gear input gear 161 is sleeved on the transmission input shaft 190, and the reverse gear input gear 161 is connected with the transmission input shaft 190 through the synchronizer 180, and the reverse gear output gear 163 is fixedly connected with the output shaft 170.
Working principle: the motor 110 is used as a single motor to drive and walk and lift at two ends simultaneously, and the oil pump 130 is continuously operated and the power is cut off through the clutch 140 and the synchronizer 180 is shifted, so that the front and rear driving of the vehicle is completed; specifically, in the positive driving condition, the motor rotor 111 drives the oil pump 130 to work through the oil pump gear 120, and simultaneously, the clutch 140 is combined, and power is transmitted to the output shaft 170 through the synchronizer 180 after being combined with the driving input gear 151 by the gearbox input shaft 190, so as to drive the vehicle to advance. While the reverse gear 160 is idling without load; in the reverse working condition, the motor rotor 111 drives the oil pump 130 to work through the oil pump gear 120, meanwhile, the clutch 140 is combined, and power is transmitted to the output shaft 170 through the synchronizer 180 after being combined with the reverse gear input gear 161 by the gearbox input shaft 190, so that the vehicle is driven to reverse. While the drive gear 150 idles without load.
It should be noted that the description of the present invention and the accompanying drawings illustrate preferred embodiments of the present invention, but the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, which are not to be construed as additional limitations of the invention, but are provided for a more thorough understanding of the present invention. The above-described features are continuously combined with each other to form various embodiments not listed above, and are considered to be the scope of the present invention described in the specification; further, modifications and variations of the present invention may be apparent to those skilled in the art in light of the foregoing teachings, and all such modifications and variations are intended to be included within the scope of this invention as defined in the appended claims.

Claims (9)

1. The utility model provides a pure electric walking lifts two unification power packs, its characterized in that, including motor (110), oil pump gear (120), oil pump (130), clutch (140), drive gear (150), reverse gear (160), output shaft (170), synchronous ware (180) and gearbox input shaft (190), the drive shaft of motor (110) is connected with oil pump gear (120), clutch (140), oil pump gear (120) are connected with oil pump (130), oil pump (130) are used for exporting hydraulic oil and provide engineering vehicle steering helping hand, lift, translation, slope power, clutch (140) are used for connecting and disconnection gearbox input shaft (190), drive gear (150) are connected with gearbox input shaft (190) through synchronous ware (180), drive gear (150) are connected with output shaft (170), reverse gear (160) are connected with gearbox input shaft (190) through synchronous ware (180), reverse gear (160) are connected with output shaft (170).
2. The electric-only walking and lifting two-in-one power assembly according to claim 1, wherein the driving motor (110) comprises a motor rotor (111) and a motor stator (112), and the motor rotor (111) is installed inside the motor stator (112);
the oil pump gear (120) comprises an oil pump input gear (122) connected with the motor (110) and an oil pump output gear (121) connected with the oil pump (130), and the oil pump output gear (121) is meshed with the oil pump input gear (122).
3. The electric-only walking and lifting two-in-one power assembly according to claim 2, wherein the motor rotor (111) is connected with an oil pump input gear (122) and a clutch (140).
4. A pure electric walking lifting two-in-one powertrain according to claim 3, characterized in that the clutch (140) is used for connection and disconnection between the motor rotor (111) and the gearbox input shaft (190).
5. The electric-only walking and lifting two-in-one power assembly according to claim 1, wherein the driving gear (150) comprises a driving input gear (151) and a driving output gear (152), and the driving input gear (151) is meshed with the driving output gear (152).
6. The pure electric walking lifting two-in-one power assembly according to claim 5, wherein the driving input gear (151) is sleeved on a transmission input shaft (190), and the driving input gear (151) is connected with the transmission input shaft (190) through a synchronizer (180);
the drive output gear (152) is fixedly connected with the output shaft (170).
7. The electric-only walking and lifting two-in-one power assembly according to claim 1, wherein the reverse gear (160) comprises a reverse gear input gear (161), an idler gear (162) and a reverse gear output gear (163), the idler gear (162) is arranged between the reverse gear input gear (161) and the reverse gear output gear (163), and the idler gear (162) is meshed with the reverse gear input gear (161) and the reverse gear output gear (163) respectively.
8. The electric-only walking and lifting two-in-one power assembly according to claim 7, wherein the reverse gear input gear (161) is sleeved on the transmission input shaft (190), and the reverse gear input gear (161) is connected with the transmission input shaft (190) through a synchronizer (180).
9. The electric-only walking and lifting two-in-one power assembly as claimed in claim 7, wherein the reverse gear output gear (163) is fixedly connected with the output shaft (170).
CN202311097239.0A 2023-08-29 2023-08-29 Pure electric walking and lifting two-in-one power assembly Pending CN117124834A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311097239.0A CN117124834A (en) 2023-08-29 2023-08-29 Pure electric walking and lifting two-in-one power assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311097239.0A CN117124834A (en) 2023-08-29 2023-08-29 Pure electric walking and lifting two-in-one power assembly

Publications (1)

Publication Number Publication Date
CN117124834A true CN117124834A (en) 2023-11-28

Family

ID=88850356

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311097239.0A Pending CN117124834A (en) 2023-08-29 2023-08-29 Pure electric walking and lifting two-in-one power assembly

Country Status (1)

Country Link
CN (1) CN117124834A (en)

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