CN209368915U - Driving control system applied to pure electric vehicle loading machine - Google Patents
Driving control system applied to pure electric vehicle loading machine Download PDFInfo
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- CN209368915U CN209368915U CN201822230681.7U CN201822230681U CN209368915U CN 209368915 U CN209368915 U CN 209368915U CN 201822230681 U CN201822230681 U CN 201822230681U CN 209368915 U CN209368915 U CN 209368915U
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Abstract
The utility model announces a kind of driving control system applied to pure electric vehicle loading machine, belongs to scraper engineering machinery vehicle technical field.It is connected with running gear on the downside of body, hydraulic system is installed on body；Hydraulic electric motor and movable motor are also equipped on body；Hydraulic electric motor is connected with hydraulic pump, and hydraulic pump provides power for hydraulic system；Movable motor connects running gear by transmission system；Transmission system includes the full-automatic speed change box connecting with movable motor, and full-automatic speed change box output end is connected with transfer case；Transfer case connects running gear, provides power for running gear.The utility model drives running gear by movable motor, hydraulic electric motor drive hydraulic system principle, machine driving compared to the prior art, this running gear transmission efficiency height is, it can be achieved that variable speed, gear shift is light, powerful, hydraulic system is capable of providing stable, efficient powerful driving force, versatile, it is easy to maintenance, overcome the shortcoming of existing loading machine.
Description
Technical field
The utility model relates to a kind of pure electric vehicle loading machine technology, specifically a kind of driving applied to pure electric vehicle loading machine
Control system belongs to scraper engineering machinery vehicle technical field.
Background technique
Handling, push and construction of the loading machine for soil, sandstone, coal etc. loose unpacked material etc. operation, it is wide
It is general to be applied to all kinds of construction sites.Loading machine in the prior art is divided into fuel oil driving loading machine and natural gas loading machine, fuel oil
Loading machine provides power by the engine of burning gases by internal combustion engine such as diesel engine powers, natural gas loading machine.Mesh
Before, wheel loader powertrain is largely using with internal combustion engine power, and transmission device is hydraulic power, mainly by sending out
The composition such as motivation, torque-converters, power-shifting transmission, transmission shaft, drive axle.The power drive system technology maturation of which,
Engine is generally based on diesel engine.Engine fuel consumption is big, and waste of energy pollutes environment.Torque converter drive
Low efficiency, average efficiency also only has 30% or so when general work；It is multi gear speed change to power-shifting transmission used in loading machine
Device, generally ahead three shelves retreat three shelves or four shelves that advance retreat four shelves；Shifting of transmission is grasped using hydraulic manual
Make, multi-disc friction clutch and brake gear shift, structure is complicated, and manufacturing cost is high, maintenance difficult.
In the prior art, Chinese patent discloses a kind of " pure electric vehicle loading machine actuating unit
(ZL201110278118.7) ", although realizing the transmission device for replacing internal combustion engine to be used as power with motor or battery pack,
There is no the transmission principles of the original machinery of radical change, also do not fully play the advantage of motor drive.
Chinese patent also discloses " small sized loader electric controller (ZL201210551131.X) ", uses motor
An electric cylinder is driven, electric cylinder drives a mechanical transmission mechanism, and mechanical transmission mechanism finally drives executing mechanism and each work
Mechanism.The power that motor and mechanical transmission mechanism provide is smaller, and loading machine needs biggish power to be driven mostly, existing
The power that loading machine is driven by electricity in technology is more insufficient.
Summary of the invention
In order to solve the above technical problems, the utility model provides a kind of drive control system applied to pure electric vehicle loading machine
System.
The utility model is achieved through the following technical solutions: a kind of driving control system applied to pure electric vehicle loading machine,
Including body, it is connected with running gear on the downside of body, hydraulic system is installed on body；The hydraulic system includes scraper bowl swing arm
Work system, steering boost system and fuel tank；Hydraulic electric motor and movable motor are installed on the body；The hydraulic electric motor connects
It is connected to hydraulic pump, the hydraulic pump oil inlet connects the fuel tank, and hydraulic pump oil outlet connects the scraper bowl swing arm work system
And steering boost system；The movable motor connects the running gear by transmission system；The transmission system includes and row
The full-automatic speed change box of motor connection is walked, full-automatic speed change box output end is connected with transfer case；The running gear includes difference
Inter-axle shaft, front propeller shaft are connected with transfer case；The inter-axle shaft connects rear driving axle, driving before front propeller shaft connection
Bridge；Battery pack is additionally provided on the body, battery pack is connected with battery controller；The movable motor is connected with walking electricity
Machine controller；The hydraulic electric motor is connected with hydraulic electric motor controller；Battery controller, movable motor controller, hydraulic electricity
Machine controller connects entire car controller jointly.
It is further: the battery pack is the 540VDC battery pack that several single cell batteries are combined.
The a part of the battery pack as body counterweight, is placed on the tail portion of body.
The battery pack is placed in battery pack installs case；The a part of the battery pack installs case as body counterweight,
It is placed on the tail portion of body.
The full-automatic speed change box uses two-level, and one of gear works for loading machine, another gear is used for
Loading machine transition.
The transfer case has a delivery outlet and two delivery outlets；Two delivery outlets be separately connected inter-axle shaft,
Front propeller shaft.
The hydraulic system is single pump converging system.
The hydraulic electric motor always idle running to meet the oil sources demand of steering boost system.
Compared with prior art, the utility model has the beneficial effects that
It the use of electric energy is the energy, using motor driven, energy conservation and environmental protection, use cost is low, no pollution, zero-emission, low noise；
Running gear, hydraulic electric motor drive hydraulic system principle, mechanical biography compared to the prior art are driven by movable motor
Dynamic, it can be achieved that variable speed, gear shift is light, powerful, hydraulic system is capable of providing surely this running gear transmission efficiency height
Fixed, efficient powerful driving force, it is versatile, it is easy to maintenance, overcome the shortcoming of existing loading machine.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described；
Fig. 1 is the driving control system schematic diagram for implementing to provide for the utility model；
Fig. 2 is the machine assembly schematic diagram for implementing to provide for the utility model；
In figure: 1, battery pack；2, battery controller；3, entire car controller；4, movable motor controller；5, walking electricity
Machine；6, full-automatic speed change box；7, transfer case；8, inter-axle shaft；9, front propeller shaft；10, hydraulic electric motor controller；11, hydraulic electricity
Machine；12, hydraulic pump；13, rear driving axle；14, front driving axle；15, front-wheel；16, rear-wheel；17, tire.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with attached drawing pair
The utility model is further detailed.
Referring to figs. 1 and 2, a kind of driving control system applied to pure electric vehicle loading machine, including body, under body
Side is connected with running gear, is equipped with hydraulic system on body.Hydraulic system includes scraper bowl swing arm work system, power steering system
System and fuel tank, for hydraulic system using conventional single pump converging system technological means, type selecting, installation and control etc. are this
The common knowledge and conventional techniques in field, the present embodiment do not repeat one by one.
The present embodiment thes improvement is that:
Hydraulic electric motor 11 and movable motor 5 are installed, hydraulic electric motor 11 and movable motor 5 respectively drive electronic dress on body
The hydraulic system and running gear of carrier aircraft；
Hydraulic electric motor 11 is connected with hydraulic pump 12, and 12 oil inlet of hydraulic pump connects fuel tank, 12 oil outlet of hydraulic pump connection shovel
The swing arm work system that struggles against and steering boost system.Hydraulic electric motor 11 always idle running to meet the oil sources need of steering boost system
It asks, exports revolving speed and torque as needed after receiving hydraulic electric motor controller 10 and instructing.Hydraulic electric motor 11 drives hydraulic pump 12
Power is provided for entire hydraulic system, hydraulic system drives each operating mechanism's work, machine driving compared to the prior art, liquid
Pressure system is capable of providing stable, efficient powerful driving force, overcomes the deficiencies in the prior art place.
Movable motor 5 connects running gear by transmission system.Transmission system include connect with movable motor 5 it is full-automatic
Gearbox 6, the output shaft and full-automatic speed change box 6 of movable motor 5 pass through flanged joint.Full-automatic speed change box 6 has height two
A shelves realize high and low shift switching.The high and low shift transmission of full-automatic speed change box 6 is two-stage gear drive, to increase speed changer
Transmission ratio makes the movable motor 5 of itself and high speed match, and adapts to the requirement of work and walking.A shelves in full-automatic speed change box 6
Position works for loading machine, another gear is used for loading machine transition.6 output end of full-automatic speed change box is connected with transfer case 7, point
The output shaft of dynamic case 7 has former and later two flanges, former and later two flanges are separately connected front propeller shaft 9, inter-axle shaft 8；Transfer case 7
Axis drop is larger, can meet the mounting structure demand of most of loading machines.Inter-axle shaft 8 connects rear driving axle 13, and front propeller shaft 9 connects
Connect front driving axle 14.Rear-wheel 16 is installed on rear driving axle 13, front-wheel 15 is installed on front driving axle 14, is pacified on front-wheel 15, rear-wheel 16
Fill tire 17.Transfer case realizes front and back output, for driving front and back drive axle, realizes full-time four-wheel drive.Full-automatic speed change box 6 utilizes
The function of stepless speed regulation of movable motor 5, instead of more speed transmissions, positive and negative rotation is also may be implemented in movable motor 5, to make complete
Automatic gear-box 6 can not have backward gear.
Movable motor 5, full-automatic speed change box 6, transfer case 7 are integrated into an entirety, by shock mount, are mounted on loading
In the Rear frame of machine, overall structure is simple, easy for installation.
Battery pack 1 is additionally provided on body, battery pack 1 is connected with battery controller 2.Battery pack 1 is several singles
The 540VDC battery pack that battery is combined.Battery pack 1 is placed in battery pack installs case, is convenient for quick-replaceable；Battery pack
The a part of installs case and internal battery pack 1 as body counterweight, is placed on the tail portion of body.One can conveniently increase battery
Useful load, extend the working time once charged, the weight of battery can substitute the counterweight of original-pack carrier aircraft rear end, motor control
Device 2 processed is arranged in the top of battery pack, to maintain easily and waterproof.
Movable motor 5 is connected with movable motor controller 4；Hydraulic electric motor 11 is connected with hydraulic electric motor controller 10.Battery
Group controller 2, movable motor controller 4, hydraulic electric motor controller 10 connect entire car controller 3 jointly.
It is above that certain exemplary embodiments of the utility model are only described by way of explanation, undoubtedly, for
Those skilled in the art can be with a variety of different without departing from the spirit and scope of the utility model
Mode is modified described embodiment.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as
Limitation to the utility model claims protection scope.
Claims (8)
1. a kind of driving control system applied to pure electric vehicle loading machine, including body, body downside is connected with running gear, machine
Hydraulic system is installed on body；The hydraulic system includes scraper bowl swing arm work system, steering boost system and fuel tank；
It is characterized by:
Hydraulic electric motor (11) and movable motor (5) are installed on the body；
The hydraulic electric motor (11) is connected with hydraulic pump (12), and hydraulic pump (12) oil inlet connects the fuel tank, hydraulic pump
(12) oil outlet connects the scraper bowl swing arm work system and steering boost system；
The movable motor (5) connects the running gear by transmission system；The transmission system includes and movable motor (5)
The full-automatic speed change box (6) of connection, full-automatic speed change box (6) output end are connected with transfer case (7)；The running gear includes point
Inter-axle shaft (8), front propeller shaft (9) are not connected with transfer case (7)；The inter-axle shaft (8) connects rear driving axle (13), preceding
Transmission shaft (9) connects front driving axle (14)；
It is additionally provided on the body battery pack (1), battery pack (1) is connected with battery controller (2)；The movable motor
(5) movable motor controller (4) are connected with；The hydraulic electric motor (11) is connected with hydraulic electric motor controller (10)；Battery pack control
Device (2) processed, movable motor controller (4), hydraulic electric motor controller (10) connect entire car controller (3) jointly.
2. the driving control system according to claim 1 applied to pure electric vehicle loading machine, it is characterised in that: the battery
Group (1) is the 540VDC battery pack that several single cell batteries are combined.
3. the driving control system according to claim 1 applied to pure electric vehicle loading machine, it is characterised in that: the battery
The a part of group (1) as body counterweight, is placed on the tail portion of body.
4. the driving control system according to claim 1 applied to pure electric vehicle loading machine, it is characterised in that: the battery
Group (1) is placed in battery pack installs case；The a part of the battery pack installs case as body counterweight, is placed on the tail of body
Portion.
5. the driving control system according to claim 1 applied to pure electric vehicle loading machine, it is characterised in that: it is described it is complete from
Dynamic gearbox (6) use two-level, and one of gear works for loading machine, another gear is used for loading machine transition.
6. the driving control system according to claim 1 applied to pure electric vehicle loading machine, it is characterised in that: the transfer
Case (7) has a delivery outlet and two delivery outlets；Two delivery outlets are separately connected inter-axle shaft (8), front propeller shaft
(9).
7. the driving control system according to claim 1 applied to pure electric vehicle loading machine, it is characterised in that: described hydraulic
System is single pump converging system.
8. the driving control system according to claim 1 applied to pure electric vehicle loading machine, it is characterised in that: described hydraulic
Motor (11) always idle running to meet the oil sources demand of steering boost system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822230681.7U CN209368915U (en) | 2018-12-28 | 2018-12-28 | Driving control system applied to pure electric vehicle loading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822230681.7U CN209368915U (en) | 2018-12-28 | 2018-12-28 | Driving control system applied to pure electric vehicle loading machine |
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| CN209368915U true CN209368915U (en) | 2019-09-10 |
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| CN201822230681.7U Active CN209368915U (en) | 2018-12-28 | 2018-12-28 | Driving control system applied to pure electric vehicle loading machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109457744A (en) * | 2018-12-28 | 2019-03-12 | 徐工集团工程机械股份有限公司科技分公司 | A kind of driving control system applied to pure electric vehicle loading machine |
| CN111976448A (en) * | 2020-08-28 | 2020-11-24 | 北京泓慧国际能源技术发展有限公司 | Electric drive loader power system, power control method and electric drive loader |
| WO2023133959A1 (en) * | 2022-01-17 | 2023-07-20 | 华侨大学 | Distributed all-electric drive system and loader thereof |
| CN117284266A (en) * | 2023-09-28 | 2023-12-26 | 徐工集团工程机械股份有限公司科技分公司 | Hybrid power driving system and method of loader and loader |
-
2018
- 2018-12-28 CN CN201822230681.7U patent/CN209368915U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109457744A (en) * | 2018-12-28 | 2019-03-12 | 徐工集团工程机械股份有限公司科技分公司 | A kind of driving control system applied to pure electric vehicle loading machine |
| CN111976448A (en) * | 2020-08-28 | 2020-11-24 | 北京泓慧国际能源技术发展有限公司 | Electric drive loader power system, power control method and electric drive loader |
| WO2023133959A1 (en) * | 2022-01-17 | 2023-07-20 | 华侨大学 | Distributed all-electric drive system and loader thereof |
| CN117284266A (en) * | 2023-09-28 | 2023-12-26 | 徐工集团工程机械股份有限公司科技分公司 | Hybrid power driving system and method of loader and loader |
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