CN106368258A - Electric loader - Google Patents
Electric loader Download PDFInfo
- Publication number
- CN106368258A CN106368258A CN201611009905.0A CN201611009905A CN106368258A CN 106368258 A CN106368258 A CN 106368258A CN 201611009905 A CN201611009905 A CN 201611009905A CN 106368258 A CN106368258 A CN 106368258A
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- electric loader
- motor
- oil
- fuel tank
- 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.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
Abstract
The invention discloses an electric loader. The electric loader comprises a machine body. A storage battery is arranged in the machine body. The machine body is further provided with a first motor, a second motor, a traveling mechanism and a hydraulic system. The first motor and the second motor are both electrically connected with the storage battery. The first motor drives the traveling mechanism. The second motor drives a hydraulic pump of the hydraulic system. The hydraulic system comprises a first hydraulic circuit and a second hydraulic circuit. The first hydraulic circuit comprises an oil tank, the hydraulic pump, a priority valve, a power-assisted steering system and the oil tank in sequence in the flowing direction of hydraulic oil. The second hydraulic circuit comprises the oil tank, the hydraulic pump, the priority valve, a multiway valve, a plurality of operating cylinders arranged in parallel and the oil tank in sequence in the flowing direction of the hydraulic oil. According to the electric loader provided by the invention, electric power drives the hydraulic system; the hydraulic system drives all the operating mechanisms to operate; compared with mechanical transmission in the prior art, the hydraulic system can supply stable and high-efficiency powerful driving force, so that the defects in the prior art are overcome.
Description
Technical field
The present invention relates to construction equipment is and in particular to a kind of electric loader.
Background technology
Loader is used for the handling of soil, sandstone, coal etc. loose unpacked material, push and construct etc. operation, and it is wide
General it is applied to all kinds of construction sites.Loader of the prior art is divided into driven by power loader and fuel oil to drive loader, electricity
Power drives loader to provide power by motor, and fuel loading machine passes through oil-burning machine such as diesel engine powers.
Application No. 201210551131.x, the application for a patent for invention of entitled " small sized loader electric controller " is just
A kind of loader disclosing, Motor drive one electric cylinder, electric cylinder drives a mechanical transmission mechanism, and mechanical transmission mechanism finally drives
Dynamic executing mechanism and each operating mechanism.
The power of motor and mechanical transmission mechanism offer is less, and loader needs larger power to be driven mostly,
In prior art, the power of driven by power loader is more not enough.
Content of the invention
It is an object of the invention to provide a kind of electric loader, to solve what electric loader in prior art was short of power
Defect.
To achieve these goals, the following technical scheme of present invention offer:
A kind of electric loader, including body, is provided with accumulator in described body, described body is additionally provided with first
Motor, the second motor, walking mechanism, hydraulic system, described first motor and the second motor are all connected with described storage battery, institute
State walking mechanism described in the first Motor drive, the hydraulic pump of hydraulic system, described hydraulic system described in described second Motor drive
Including the first hydraulic circuit and the second hydraulic circuit, described first hydraulic circuit includes fuel tank, liquid successively according to hydraulic oil flow direction
Press pump, pressure-gradient control valve, steering boost system and described fuel tank, described second hydraulic circuit includes oil successively according to hydraulic oil flow direction
Case, hydraulic pump, pressure-gradient control valve, banked direction control valves, the multiple operating cylinders being arranged in parallel and described fuel tank；
Described steering boost system includes steering gear and the steering cylinder of pipeline communication, described steering gear and described pressure-gradient control valve
Connection, described steering cylinder is connected with described fuel tank.
Above-mentioned electric loader, described accumulator includes combined 32 72v storage battery.
Above-mentioned electric loader, the operating mechanism of described accumulator and described electric loader is respectively in described electronic dress
The opposite sides of the driving cabin of carrier aircraft.
Above-mentioned electric loader, described accumulator includes many sub- batteries, and described body is provided with multiple placing troughs,
Each described sub- battery corresponds and is positioned in each described placing trough.
Above-mentioned electric loader, is provided with the first snap fit connector in each described placing trough, each described sub- battery is arranged
There is the first clamping interface, when described sub- battery is positioned in described placing trough, each described first clamping interface and each described first
Snap fit connector corresponds clamping.
Above-mentioned electric loader, described first clamping interface and the first snap fit connector are mains connection.
Above-mentioned electric loader, described fuel tank and the connecting pipe of described hydraulic pump are provided with filter.
Above-mentioned electric loader, the oil returning tube of described fuel tank is provided with heat abstractor.
Above-mentioned electric loader, multiple described operating cylinders include boom cylinder, bucket cylinder, rotary ink tank, each institute
Multiple oil-outs of the oil-in and described banked direction control valves of stating operating cylinder correspond and connect, the oil-out of each described operating cylinder
All connect with described fuel tank.
In technique scheme, the electric loader that the present invention provides, driven by power hydraulic system, hydraulic system drives
The work of each operating mechanism, compared to existing technology in machine driving, hydraulic system can provide stable, efficiently powerful driving
Power, thus in place of overcoming the deficiencies in the prior art.
Brief description
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to institute in embodiment
Need use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only the present invention described in one
A little embodiments, for those of ordinary skill in the art, can also obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation of electric loader provided in an embodiment of the present invention；
Fig. 2 is the structured flowchart of dynamical system provided in an embodiment of the present invention；
Fig. 3 is the structured flowchart of hydraulic system provided in an embodiment of the present invention.
Description of reference numerals:
1st, accumulator；2nd, the first motor；3rd, the second motor；4th, walking mechanism；5th, hydraulic system；6th, fuel tank；7th, hydraulic pump；
8th, pressure-gradient control valve；9th, steering boost system；10th, banked direction control valves；11st, boom cylinder；12nd, bucket cylinder；13rd, rotary ink tank；14th, radiate
Device；15th, body；16th, filter.
Specific embodiment
In order that those skilled in the art more fully understands technical scheme, below in conjunction with accompanying drawing to this
Bright it is further detailed.
As Figure 1-3, a kind of electric loader provided in an embodiment of the present invention, including body 15, setting in body 15
There is accumulator 1, body 15 is additionally provided with the first motor 2, the second motor 3, walking mechanism 4, hydraulic system 5, the first motor 2 He
Second motor 3 is all electrically connected with accumulator 1, and the first motor 2 drives walking mechanism 4, the liquid of the second motor 3 drive hydraulic system principle 5
Press pump 7, hydraulic system 5 includes the first hydraulic circuit and the second hydraulic circuit, and the first hydraulic circuit flows to successively according to hydraulic oil
Including fuel tank 6, hydraulic pump 7, pressure-gradient control valve 8, steering boost system 9 and fuel tank 6, the second hydraulic circuit according to hydraulic oil flow to according to
Secondary inclusion fuel tank 6, hydraulic pump 7, pressure-gradient control valve 8, banked direction control valves 10, the multiple operating cylinders being arranged in parallel and fuel tank 6.
Specifically, accumulator 1 is used for providing electric energy for electric loader, and electric loader is provided with two motors: the
One motor 2 and the second motor 3, two motors drive two sets of systems of electric loader: running gear and work system respectively, OK
Walking system is used for moving integrally of electric loader, and it generally comprises front axle, rear axle, gear drive and walking
Wheel, the first motor 2 drives running gear to allow electric loader to move integrally；Second motor 3 drive hydraulic system principle 5, hydraulic pressure system
System 5 is the work system of electric loader, and more specifically, it includes steering boost system 9 and multiple operating cylinder, hydraulic pump
To convey to pressure-gradient control valve 8 from fuel tank 6 pump oil, in the first loop, oil is conveyed past turning by pressure-gradient control valve 8 for the driving of 7 reception the second motors 3
To force aid system 9, so assist the steering operation of driver, general, steering boost system 9 includes steering gear and steering oil
Cylinder.Meanwhile, in the second loop, another oil-out connection banked direction control valves 10 of pressure-gradient control valve 8, banked direction control valves 10 has multiple oil-outs,
It is respectively communicated with multiple operating cylinders, be such as respectively communicated with boom cylinder 11, bucket cylinder 12, rotary ink tank 13 by three pipelines,
So drive swing arm motion, scraper bowl operation and the rotating bucket operation of electric loader respectively, finally, the hydraulic oil in two loops is equal
Return in fuel tank 6, thus constituting the closed circuit of hydraulic oil.
In the present embodiment, the first motor 2 drives the running gear of electric loader to complete its work of walking, the second motor
3 drive hydraulic system principles 5, hydraulic system 5 has two loops, and one is the steering boost system 9 of hydraulic pressure, and another is a driving
The hydraulic circuit of operating cylinder, it drives each operating cylinder to be operated.
In the present embodiment, hydraulic pump 7, steering boost system 9, operating cylinder etc. hydraulic package is the normal of Hydraulic Field
See assembly, its type selecting, installation and control etc. are common knowledge and the conventional techniques of this area, the present embodiment differs
One repeats.
Electric loader provided in an embodiment of the present invention, driven by power hydraulic system 5, hydraulic system 5 drives each working machine
Structure works, compared to existing technology in machine driving, hydraulic system 5 can provide stable, efficient powerful driving force, thus gram
In place of taking the deficiencies in the prior art.
It is preferred that accumulator 1 includes combined 32 72v storage battery in the present embodiment, electric loader needs larger
Power, proves through field test, and 32 72v storage battery composition accumulator 1 can complete the whole of fuel medium power loader
Work.
In the present embodiment, further, the operating mechanism of accumulator 1 and electric loader is respectively in driving of electric loader
Sail the opposite sides in cabin, that is, accumulator 1 originally installed the position of electromotor positioned at loader, the integral layout of loader still can be joined
Examine counter structure of the prior art, big improvement need not be made to the integral layout of loader.
In the present embodiment, further, accumulator 1 includes many sub- batteries, body 15 is provided with multiple placing troughs, respectively
Sub- battery corresponds and is positioned in each placing trough, and this virgin's battery is different from aforementioned storage battery only title, and intension is basically identical, such as
Including 32 sub- batteries, then on electric loader, array-like is provided with 32 placing troughs, and the rectangle of such as one 4x8 shape arrangement accommodates
Groove or fixing hole, placing trough can be spacing and fix a sub- battery, so facilitates installation and the fixation of accumulator 1.
In the present embodiment, further, it is provided with the first snap fit connector in each placing trough, each sub- battery is provided with
One clamping interface, group battery is positioned in placing trough, and each first clamping interface corresponds clamping with each first snap fit connector,
Interface arrangment is easy to the positioning of sub- battery with fixing so that being fixed in placing trough of can consolidating of sub- battery.Further,
First clamping interface and the first snap fit connector are mains connection, and that is, interface arrangment is power connection and outlet, exists in advance
Power circuit is set on the body 15 of electric loader, and by the interface of each sub- battery with the shape of clamping interface or snap fit connector
Formula is arranged in placing trough, and sub- battery completes circuit turn-on and the combination of accumulator 1 after snapping in placing trough, is arranged such more
Plus facilitate the assembling of accumulator 1, need not additionally connect each sub- battery again.In the present embodiment, the power connection of clamping is electric power
The common structure in field, the present embodiment does not repeat its concrete structure one by one.
It is preferred that being provided with filter 16 on fuel tank 6 and the connecting pipe of hydraulic pump 7, filter 16 is used in the present embodiment
In filtering the impurity in hydraulic oil, place impurity damage hydraulic pump 7.It is furthermore preferred that being provided with radiating on the oil returning tube of fuel tank 6
Device 14, the hydraulic oil oil temperature after work is higher, reduces oil temperature by heat abstractor 14, prevents the hydraulic package to following cycle
Cause to damage.
The above some one exemplary embodiment only describing the present invention by way of explanation, undoubtedly, for ability
The those of ordinary skill in domain, in the case of without departing from the spirit and scope of the present invention, can by with various different in the way of to institute
The embodiment of description is modified.Therefore, above-mentioned accompanying drawing and description are inherently illustrative, should not be construed as to the present invention
The restriction of claims.
Claims (9)
1. a kind of electric loader, including body, is provided with accumulator in described body it is characterised in that going back on described body
Be provided with the first motor, the second motor, walking mechanism, hydraulic system, described first motor and the second motor all with described electric power storage
Pond electrically connects, walking mechanism described in described first Motor drive, the hydraulic pump of hydraulic system, institute described in described second Motor drive
State hydraulic system and include the first hydraulic circuit and the second hydraulic circuit, described first hydraulic circuit wraps successively according to hydraulic oil flow direction
Oil scraper case, hydraulic pump, pressure-gradient control valve, steering boost system and described fuel tank, described second hydraulic circuit flows to according to hydraulic oil
Include fuel tank, hydraulic pump, pressure-gradient control valve, banked direction control valves, the multiple operating cylinders being arranged in parallel and described fuel tank successively；
Described steering boost system includes steering gear and the steering cylinder of pipeline communication, and described steering gear is with described pressure-gradient control valve even
Logical, described steering cylinder is connected with described fuel tank.
2. electric loader according to claim 1 is it is characterised in that described accumulator includes combined 32 72v
Storage battery.
3. electric loader according to claim 1 is it is characterised in that the work of described accumulator and described electric loader
It is respectively in the opposite sides of the driving cabin of described electric loader as mechanism.
4. electric loader according to claim 1 is it is characterised in that described accumulator includes many sub- batteries, described
Multiple placing troughs are provided with body, each described sub- battery corresponds and is positioned in each described placing trough.
5. electric loader according to claim 4 connects it is characterised in that being provided with the first clamping in each described placing trough
Head, each described sub- battery is provided with the first clamping interface, when described sub- battery is positioned in described placing trough, each described first
Clamping interface corresponds clamping with each described first snap fit connector.
6. electric loader according to claim 5 is it is characterised in that described first clamping interface and the first snap fit connector
For mains connection.
7. electric loader according to claim 1 is it is characterised in that the connecting pipe of described fuel tank and described hydraulic pump
On be provided with filter.
8. electric loader according to claim 1 is it is characterised in that be provided with radiating on the oil returning tube of described fuel tank
Device.
9. electric loader according to claim 1 it is characterised in that multiple described operating cylinder include boom cylinder,
Bucket cylinder, rotary ink tank, the oil-in of each described operating cylinder is corresponded with multiple oil-outs of described banked direction control valves and connects,
The oil-out of each described operating cylinder is all connected with described fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611009905.0A CN106368258B (en) | 2016-11-16 | 2016-11-16 | Electric loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611009905.0A CN106368258B (en) | 2016-11-16 | 2016-11-16 | Electric loader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106368258A true CN106368258A (en) | 2017-02-01 |
| CN106368258B CN106368258B (en) | 2019-04-09 |
Family
ID=57890979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611009905.0A Expired - Fee Related CN106368258B (en) | 2016-11-16 | 2016-11-16 | Electric loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106368258B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385765A (en) * | 2018-05-25 | 2018-08-10 | 徐工集团工程机械股份有限公司科技分公司 | Sliding loader and its control method |
| 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 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110029634A (en) * | 2009-09-16 | 2011-03-23 | 볼보 컨스트럭션 이큅먼트 에이비 | Apparatus and method for recovering potential energy of boom in a construction machinery |
| CN102653228A (en) * | 2011-03-02 | 2012-09-05 | 广西柳工机械股份有限公司 | Series-parallel hybrid power loader |
| CN103223974A (en) * | 2013-01-22 | 2013-07-31 | 苏州绿控传动科技有限公司 | Electrically-driven hydraulic power-assisted steering system |
| JP2014025498A (en) * | 2012-07-25 | 2014-02-06 | Kayaba Ind Co Ltd | Control device of construction machine |
| CN104220287A (en) * | 2012-03-26 | 2014-12-17 | 神钢建机株式会社 | Power-transmission device and hybrid construction equipment provided therewith |
| CN204626504U (en) * | 2015-05-14 | 2015-09-09 | 冀东发展物流有限责任公司 | A kind of electric loader |
| CN206205035U (en) * | 2016-11-16 | 2017-05-31 | 临沂常泰工程机械有限公司 | Electric loader |
-
2016
- 2016-11-16 CN CN201611009905.0A patent/CN106368258B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110029634A (en) * | 2009-09-16 | 2011-03-23 | 볼보 컨스트럭션 이큅먼트 에이비 | Apparatus and method for recovering potential energy of boom in a construction machinery |
| CN102653228A (en) * | 2011-03-02 | 2012-09-05 | 广西柳工机械股份有限公司 | Series-parallel hybrid power loader |
| CN104220287A (en) * | 2012-03-26 | 2014-12-17 | 神钢建机株式会社 | Power-transmission device and hybrid construction equipment provided therewith |
| JP2014025498A (en) * | 2012-07-25 | 2014-02-06 | Kayaba Ind Co Ltd | Control device of construction machine |
| CN103223974A (en) * | 2013-01-22 | 2013-07-31 | 苏州绿控传动科技有限公司 | Electrically-driven hydraulic power-assisted steering system |
| CN204626504U (en) * | 2015-05-14 | 2015-09-09 | 冀东发展物流有限责任公司 | A kind of electric loader |
| CN206205035U (en) * | 2016-11-16 | 2017-05-31 | 临沂常泰工程机械有限公司 | Electric loader |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385765A (en) * | 2018-05-25 | 2018-08-10 | 徐工集团工程机械股份有限公司科技分公司 | Sliding loader and its control method |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106368258B (en) | 2019-04-09 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190409 Termination date: 20191116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |