CN105958420B - The cable automatic drawing system of pure electric hydraulic excavating machine - Google Patents
The cable automatic drawing system of pure electric hydraulic excavating machine Download PDFInfo
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- CN105958420B CN105958420B CN201610310097.5A CN201610310097A CN105958420B CN 105958420 B CN105958420 B CN 105958420B CN 201610310097 A CN201610310097 A CN 201610310097A CN 105958420 B CN105958420 B CN 105958420B
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- cable
- lateral frame
- fixed
- hydraulic
- excavator
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G11/00—Arrangements of electric cables or lines between relatively-movable parts
- H02G11/02—Arrangements of electric cables or lines between relatively-movable parts using take-up reel or drum
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G11/00—Arrangements of electric cables or lines between relatively-movable parts
- H02G11/003—Arrangements of electric cables or lines between relatively-movable parts using gravity-loaded or spring-loaded loop
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- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
- Earth Drilling (AREA)
Abstract
The cable automatic drawing system of pure electric hydraulic excavating machine, mainly it is made up of electric power output system and power input system, electric power output system is made up of battery trailer, two-way plug, cable reel installation, adjustable screw branch line apparatus, tensile type cable etc., and power input system is made up of cantilever extending apparatus, hydraulic support device, fixed lateral frame etc..Battery is installed on battery trailer, cable reel installation is installed on above battery and winds tensile type cable, adjustable screw branch line apparatus and fixed lateral frame are hanging by tensile type cable, it is fixed on above the cantilever extending apparatus end of excavator walker and fixed lateral frame is installed, hydraulic support device is installed in lower section.
Description
Technical field
The present invention relates to pure electric excavator technical field, more particularly to the cable of separate type battery power excavator are automatic
Extension and retraction system.
Background technology
Deep development and the continuous input of Larger Engineering Projects with mankind's modernization construction, as being most widely used
One of engineering machinery, the type and quantity of excavator are continuously increased.The energy that massive diesel-fuel power digger is consumed and
The pollutant of discharge causes burden difficult to the appraisal to environment.Accordingly, it is capable to measure opening for the battery power excavator of wide material sources
New trend of the hair as construction machinery industry.In the development process of battery power excavator, in order to not influence excavator to work
Mobility, the power supply mode generally separated using battery and excavator, this power supply mode exist when cable mops floor it is easy to wear,
Excavator easily breaks the key problems such as cable, twisted and released of the cable inconvenience when walking.
Cable is neither influenceed the normal work of excavator when transmitting electric energy to excavator, cable can be improved again
Reliability is the problem of present invention needs solution.
The content of the invention
It is an object of the invention to provide a kind of cable automatic drawing system of pure electric hydraulic excavating machine.
The present invention is the cable automatic drawing system of pure electric hydraulic excavating machine, is by electric power output system and electric power input
System is constituted, and electric power output system is by battery trailer 1, two-way plug 2, cable reel installation 3, adjustable screw branch line apparatus 4, tension
Type cable 5 is constituted, and power input system is made up of cantilever extending apparatus 6, hydraulic support device 7, fixed lateral frame 8, cable 9,
Battery is installed on battery trailer 1, and cable reel installation 3 is mounted on above battery with adjustable screw branch line apparatus 4, and cantilever is stretched
Go out device 6 to be fixed on excavator walker, hydraulic support device 7 is arranged on the end of cantilever extending apparatus 6, fixed lateral frame 8
Installed in the top of hydraulic support device 7.
Cable drum 3b and cable protection bracket 3e in described cable reel installation 3 is coaxially mounted on support base 3a
In fixing axle and constitute revolute pair, bus ring 3c is by the circuit communication between support base 3a and cable drum 3b, scroll spring
3d inner rings connect support base 3a fixing axles, outer ring connection cable reel 3b inwalls.
Adjustable lateral frame 4a lower ends hinged support base 3a in described adjustable screw branch line apparatus 4, middle part is hinged hand
Two grades of cable leading block groups 4d, adjustable lateral frame 4a lower ends hinged support base 3a are installed reeling thick stick 4b, upper end.
Excavator walker rear end is fixed in pole bracket 6a one end in described cantilever extending apparatus 6, and the other end is stretched
Go out tail of the body on excavator, stiffener plate 6b is fixed in the middle part of pole bracket 6a, pole bracket 6a ascender lines cable 9 and hydraulic tube
7e winding displacement mode is distributed solidus ring 6c.
Lateral frame 8a in described fixation lateral frame 8 is fixed on the upside of connecting cover plate 7a, is constituted with cantilever extending apparatus 6
The minimum range of L-type cantilever design, lateral frame 8a and the central centre of gyration of excavator is more than body rear end and center on excavator
Centre of gyration ultimate range.
The present invention is compared with background technology, is had an advantageous effect in that:The electric current that bus ring 3c solves revolute pair is passed
Problem is led, reaches that tensile type cable 5 follows the purpose of the motion folding and unfolding of excavator using the scroll spring 3d pulling force provided, simultaneously
There is provided tension force to tighten tensile type cable 5 vacantly to avoid cable from mopping floor, hand leading screw 4b can change adjustable lateral frame 4a branch
Line height, fixed lateral frame 8 supports tensile type cable 5 to ensure its flying height, two grades jointly with adjustable screw branch line apparatus 4
Cable leading block group 4d reduces what it was produced during folding and unfolding while the stretching direction of tensile type cable 5 is guided
Frictional resistance, hydraulic support device 7 can keep appropriate support force when excavator is walked or is worked, and reduce cantilever stretching
Device 6 and excavator walker rigid connection node place by lever force, cantilever extending apparatus 6 is from excavator walker rear end
Stretch out, with the fixed l-shaped branch cable architecture of lateral frame 8, the horizontal rotation scope of excavator upper body is reached 360 °, it is to avoid dig
The interference caused during pick machine fixed point work by cable, can be in separate type battery power excavator row the invention provides one kind
Walk, freedom retractable cable in the course of work, it is to avoid mobility that cable mops floor is good, reliability is high, workable automation
Twisted and released of the cable system.
Brief description of the drawings
Fig. 1 is the scheme of installation of pure electric hydraulic excavating machine-cable automatic drawing system, and Fig. 2 is cable reel installation
Installation front view, Fig. 3 is Fig. 2 sectional view, and Fig. 4 is the scheme of installation of one-level cable leading block group, and Fig. 5 is two grades of electricity
The scheme of installation of cable leading block group, Fig. 6 is the front view of adjustable screw branch line apparatus, and Fig. 7 is Fig. 6 side view, and Fig. 8 is
The scheme of installation of hydraulic support device, Fig. 9 is Fig. 8 shaft side figure, and Figure 10 is the cable scheme of installation of power input end, figure
11 be the scheme of installation of electric power output system, and Figure 12 is the scheme of installation of power input system, and Figure 13 is the total of the present invention
Body scheme of installation.Reference and correspondence are entitled:Battery trailer 1, two-way plug 2, cable reel installation 3, support base
3a, cable drum 3b, bus ring 3c, scroll spring 3d, cable protection bracket 3e, one-level cable leading block group 3f, spacing report
Alarm device 3g, adjustable screw branch line apparatus 4, adjustable lateral frame 4a, hand leading screw 4b, damping spring 4c, two grades of cables, which are oriented to, to be slided
Wheel group 4d, tensile type cable 5, cantilever extending apparatus 6, pole bracket 6a, stiffener plate 6b, solidus ring 6c, hydraulic support device
7, connecting cover plate 7a, hydraulic cylinder 7b, linkage 7c, universal wheel 7d, hydraulic tube 7e, fixed lateral frame 8, lateral frame 8a, input
Fastening clip for cable plate 8b, output cable strap 8c, output cable joint 8d, input cable joint 8e, anti-fatigue rubber set
8f, cable locking device 8g, cable 9.
Embodiment
As shown in figure 1, the present invention is the cable automatic drawing system of pure electric hydraulic excavating machine, by electric power output system and
Power input system is constituted, and electric power output system is by battery trailer 1, two-way plug 2, cable reel installation 3, adjustable screw branch line
Device 4, tensile type cable 5 are constituted, power input system by cantilever extending apparatus 6, hydraulic support device 7, fixed lateral frame 8,
Cable 9 is constituted, and battery is installed on battery trailer 1, and cable reel installation 3 is mounted on battery with adjustable screw branch line apparatus 4
Top, cantilever extending apparatus 6 is fixed on excavator walker, and hydraulic support device 7 is arranged on the end of cantilever extending apparatus 6,
Fixed lateral frame 8 is arranged on the top of hydraulic support device 7.
As shown in Figure 2 and Figure 3, the cable drum 3b and cable protection bracket 3e in described cable reel installation 3 coaxially pacifies
Loaded in support base 3a fixing axles and constituting revolute pair, bus ring 3c is by the circuit between support base 3a and cable drum 3b
Connection, scroll spring 3d inner rings connection support base 3a fixing axles, outer ring connection cable reel 3b inwalls.
As shown in Fig. 6, Fig. 7, Figure 11, the adjustable lateral frame 4a lower ends in described adjustable screw branch line apparatus 4 are hinged branch
Base 3a is supportted, middle part is hinged hand leading screw 4b, and two grades of cable leading block group 4d are installed in upper end, and adjustable lateral frame 4a lower ends are hinged
Support base 3a.
As shown in Figure 12 and Figure 13, excavator walking is fixed in pole bracket 6a one end in described cantilever extending apparatus 6
Frame rear end, the other end stretches out tail of the body on excavator, and stiffener plate 6b is fixed in the middle part of pole bracket 6a, on pole bracket 6a
Solidus ring 6c is distributed along the winding displacement mode of cable 9 and hydraulic tube 7e;
As shown in Fig. 1, Figure 12, the lateral frame 8a in described fixation lateral frame 8 is fixed on the upside of connecting cover plate 7a, with hanging
Arm extending apparatus 6 constitutes L-type cantilever design, and lateral frame 8a and the central centre of gyration of excavator minimum range are more than on excavator
Body rear end and central centre of gyration ultimate range.
As shown in Fig. 2, Fig. 3, Fig. 5, be additionally provided with described cable reel installation 3 one-level cable leading block group 3f,
Limit alarm device 3g, one-level cable leading block group 3f are installed on the rotation that rotation axis horizontal is constituted above cable protection bracket
Pair, limit alarm device 3g is installed on support base 3a sides.
As Fig. 4, shown in Fig. 6, Fig. 7, damping spring 4c, two grades of electricity are additionally provided with described adjustable screw branch line apparatus 4
Cable leading block group 4d, two grades of cable leading block group 4d, which are installed in metal framework, constitutes the vertical revolute pair of rotary shaft, subtracts
Shake spring 4c two ends one end is hinged above adjustable lateral frame 4a, and the other end is hinged in two grades of cable leading block group 4d metal frameworks
Portion.
As shown in Figure 10, Figure 12, lateral frame 8a, input cable strap are additionally provided with described fixation lateral frame 8
8b, output cable strap 8c, output cable joint 8d, input cable joint 8e, anti-fatigue rubber set 8f, cable locking dress
8g is put, input cable strap 8b, output cable strap 8c are fixed on the inside of lateral frame 8a, and cable locking device 8g consolidates
Due to lateral frame 8a upper ends, anti-fatigue rubber set 8f is passed through out of cable locking device 8g holes.
As shown in Fig. 8, Fig. 9, Figure 12, Figure 13, connecting cover plate 7a, hydraulic pressure are additionally provided with described hydraulic support device 7
Cylinder 7b, linkage 7c, universal wheel 7d, hydraulic tube 7e, connecting cover plate 7a are fixed on the end of cantilever extending apparatus 6, hydraulic cylinder 7b
Piston extension bar is hinged with linkage 7c and is fixed on linkage 7c on the downside of connecting cover plate 7a, the connection of hydraulic tube 7e one end
Hydraulic cylinder, the other end is extended in excavator by the solidus ring 6c on pole bracket 6a, and universal wheel 7d is connected to linkage
7c extension bars end.
As shown in Fig. 4, Fig. 5, Figure 11, described one-level cable leading block group 3f, two grades of cable leading block group 4d by
The four concave surface pulley compositions for constituting four axles of closed rectangular and being respectively arranged on axle, the framework two ends for connecting four axles are equal
There is extension bar to be constituted revolute pair with support assorted.
As shown in Fig. 1, Fig. 8, in electric power access port, cable locking device 8g fixes the joint of tensile type cable 5, tension
Type cable 5 by anti-fatigue rubber set 8f pass through with prevent turning joint because frequently twisting and be broken, fix lateral frame 8 with it is adjustable
Leading screw branch line apparatus 4 supports tensile type cable 5 jointly, and cable reel installation 3 is that the offer of tensile type cable 5 is opened from power output end
Power makes it tighten vacantly.
As shown in Fig. 4, Fig. 6, Fig. 7, adjustable lateral frame 4a allows the twitch of cable in any direction, is disturbed above and below cable
When, damping spring 4c can experience and adapt to the power on vertical direction, when cable or so whipping, and leading block group 4d can follow line
Cable is rotated.
As shown in Fig. 2, Fig. 3, Figure 13, when excavator is in walking states, the cable reel installation on fixed lateral frame 8
3 follow the pulling force automatic takeup unwrapping wire of tensile type cable 5, and the length of tensile type cable 5 determines the working range of excavator, when
When the releasing of tensile type cable 5 length reaches capacity, pulling force is passed to the limit alarm device 3g of force sensor, set out police
Report.
As shown in Fig. 6, Fig. 7, Figure 13, when battery location is fixed, excavator is distant and tensile force is insufficient to allow cable
Vacantly, or excavator aloft operation and cause tensile type cable 5 mop floor situation when, rotatable hand leading screw 4b is so as to increasing
Plus the branch line height of adjustable screw branch line apparatus 4.
As shown in Fig. 8, Fig. 9, Figure 13, when battery and excavator position are constant, by the hydraulic pressure in hydraulic support device 7
Cylinder 7b, which stretches out, causes linkage 7c with driving universal wheel 7d branch, and when battery location is constant, excavator is on rough road surface
During walking, the displacement signal on vertical direction is converted into hydraulic cylinder 7b pressure signal simultaneously by universal wheel 7d by linkage 7c
Hydraulic system is output to, certain pressure is kept by control system of invariable pressure, universal wheel 7d support force is kept constant, together
When, universal wheel 7d follows the motion of excavator and adjustment direction.
As shown in Figure 10, Figure 11, Figure 13, in electric power output system, two-way plug 2 connects battery with cable reel installation 3
Connect, the bus ring 3c inside cable reel installation 3 is by the circuit between static support base 3a and the cable drum 3b of rotation
Connection, tensile type cable 5 is wrapped on cable drum 3b, and external part sequentially passes through one-level cable leading block group 3f, two grades of electricity
Cable leading block group 4d, is supported by adjustable lateral frame 4a and leads to power input system, in power input system, tensile type electricity
Cable 5 covers 8f through anti-fatigue rubber, is supported by lateral frame 8a and is locked by cable locking device 8g, after lead to input cable and fix
Clamping plate 8b is simultaneously fixed, and port meets output cable joint 8d, and cable 9 is drawn out of excavator, through consolidating on pole bracket 6a
Wire loop 6c and connecting cover plate 7a upper ends circular hole, are fixed, port meets input cable joint 8e by output cable strap 8c, are exported
Tensile type cable 5 can be connected with cable 9 after cable connector 8d, input cable joint 8e docking, tensile type cable 5 is defeated in electric power
Go out, it is hanging under the support force of input and pulling force.
Claims (5)
1. the cable automatic drawing system of pure electric hydraulic excavating machine, is made up of electric power output system and power input system, its
It is characterised by electric power output system by battery trailer(1), two-way plug(2), cable reel installation(3), adjustable screw branch it is traditional thread binding
Put(4), tensile type cable(5)Composition, power input system is by cantilever extending apparatus(6), hydraulic support device(7), fixed branch
Coil holder(8), cable(9)Composition, battery is installed on battery trailer(1)On, cable reel installation(3)With adjustable screw branch line apparatus
(4)It is mounted on above battery, cantilever extending apparatus(6)It is fixed on excavator walker, hydraulic support device(7)It is arranged on
Cantilever extending apparatus(6)End, fixed lateral frame(8)Installed in hydraulic support device(7)Top;
Described cable reel installation(3)In cable drum(3b)With cable protection bracket(3e)Coaxially it is mounted on support base
(3a)In fixing axle and constitute revolute pair, bus ring(3c)By support base(3a)With cable drum(3b)Between circuit connect
It is logical, scroll spring(3d)Inner ring connects support base(3a)Fixing axle, outer ring connection cable reel(3b)Inwall;
Described adjustable screw branch line apparatus(4)In adjustable lateral frame(4a)Lower end hinged support base(3a), middle part is hinged
Hand leading screw(4b), two grades of cable leading block groups are installed in upper end(4d), adjustable lateral frame(4a)Lower end hinged support base
(3a);
Described cantilever extending apparatus(6)In pole bracket(6a)Excavator walker rear end is fixed in one end, and the other end is stretched
Go out tail of the body on excavator, stiffener plate(6b)It is fixed on pole bracket(6a)Middle part, pole bracket(6a)Ascender line cable(9)
And hydraulic tube(7e)Winding displacement mode be distributed solidus ring(6c);
Described fixation lateral frame(8)In lateral frame(8a)It is fixed on connecting cover plate(7a)Upside, with cantilever extending apparatus(6)
Constitute L-type cantilever design, lateral frame(8a)It is more than body rear end on excavator with the minimum range of the central centre of gyration of excavator
With central centre of gyration ultimate range;
One-level cable leading block group(3f), two grades of cable leading block groups(4d)By four axles and difference that constitute closed rectangular
Four concave surface pulley compositions on axle are installed on, the framework two ends of four axles of connection have extension bar to turn to be constituted with support assorted
Dynamic pair.
2. the cable automatic drawing system of pure electric hydraulic excavating machine according to claim 1, it is characterised in that described
Cable reel installation(3)On be additionally provided with one-level cable leading block group(3f), limit alarm device(3g), one-level cable guiding
Assembly pulley(3f)It is installed on the revolute pair that rotation axis horizontal is constituted above cable protection bracket, limit alarm device(3g)It is installed on branch
Support base(3a)Sideways.
3. the cable automatic drawing system of pure electric hydraulic excavating machine according to claim 1, it is characterised in that described
Adjustable screw branch line apparatus(4)On be additionally provided with damping spring(4c), two grades of cable leading block groups(4d), two grades of cables guiding
Assembly pulley(4d)It is installed in metal framework and constitutes the vertical revolute pair of rotary shaft, damping spring(4c)Two ends one end is hinged adjustable
Lateral frame(4a)Top, the other end is hinged two grades of cable leading block groups(4d)In the middle part of metal framework.
4. the cable automatic drawing system of pure electric hydraulic excavating machine according to claim 1, it is characterised in that described
Fixed lateral frame(8)On be additionally provided with lateral frame(8a), input cable strap(8b), output cable strap(8c)、
Output cable joint(8d), input cable joint(8e), anti-fatigue rubber set(8f), cable locking device(8g), input cable
Strap(8b), output cable strap(8c)It is fixed on lateral frame(8a)Inner side, cable locking device(8g)It is fixed on
Lateral frame(8a)Upper end, anti-fatigue rubber set(8f)From cable locking device(8g)Passed through in hole.
5. the cable automatic drawing system of pure electric hydraulic excavating machine according to claim 1, it is characterised in that described
Hydraulic support device(7)On be additionally provided with connecting cover plate(7a), hydraulic cylinder(7b), linkage(7c), universal wheel(7d), hydraulic pressure
Pipe(7e), connecting cover plate(7a)It is fixed on cantilever extending apparatus(6)End, hydraulic cylinder(7b)Piston extension bar and linkage
(7c)It is hinged and and linkage(7c)It is fixed on connecting cover plate(7a)Downside, hydraulic tube(7e)One end connection liquid cylinder pressure, it is another
End passes through pole bracket(6a)On solidus ring(6c)Extend in excavator, universal wheel(7d)It is connected to linkage(7c)Stretch
Rod end.
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CN201610310097.5A CN105958420B (en) | 2016-05-12 | 2016-05-12 | The cable automatic drawing system of pure electric hydraulic excavating machine |
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Families Citing this family (3)
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CN107147044B (en) * | 2017-05-30 | 2018-05-29 | 江苏金卓能建设工程技术有限公司 | A kind of multifunctional intellectual cable laying engineering truck |
CN111255005A (en) * | 2020-03-17 | 2020-06-09 | 三一重机有限公司 | Electric excavator |
CN112909852B (en) * | 2021-01-28 | 2021-10-29 | 吉林大学 | Well head cable direction fixing device for well logging |
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CN104120752A (en) * | 2014-07-08 | 2014-10-29 | 昆明理工大学 | Alternating current/storage battery dual-purpose electric excavator |
CN105064442A (en) * | 2015-09-07 | 2015-11-18 | 中国建设教育协会建设机械职业教育专业委员会 | Power supply system with cable take-up device for electric excavator and electric excavator |
CN105089086A (en) * | 2015-09-07 | 2015-11-25 | 中国建设教育协会建设机械职业教育专业委员会 | Electric excavator with cable winding device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2004084328A (en) * | 2002-08-27 | 2004-03-18 | Hitachi Constr Mach Co Ltd | Vehicular power supply device |
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2016
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CN104120752A (en) * | 2014-07-08 | 2014-10-29 | 昆明理工大学 | Alternating current/storage battery dual-purpose electric excavator |
CN105064442A (en) * | 2015-09-07 | 2015-11-18 | 中国建设教育协会建设机械职业教育专业委员会 | Power supply system with cable take-up device for electric excavator and electric excavator |
CN105089086A (en) * | 2015-09-07 | 2015-11-25 | 中国建设教育协会建设机械职业教育专业委员会 | Electric excavator with cable winding device |
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