CN206737011U - One kind has multi-functional walking excavating machine - Google Patents
One kind has multi-functional walking excavating machine Download PDFInfo
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- CN206737011U CN206737011U CN201720382193.0U CN201720382193U CN206737011U CN 206737011 U CN206737011 U CN 206737011U CN 201720382193 U CN201720382193 U CN 201720382193U CN 206737011 U CN206737011 U CN 206737011U
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Abstract
One kind has multi-functional walking excavating machine, including the balance portion on suspension part and walking excavating machine, suspended portion is divided into the hydraulic cylinder in suspension bodies and wheel, described balance portion includes Integral lifting device and left-right balance device, Integral lifting device is semi- active control integral elevating, and left-right balance device is active control left-right balance device.Walking excavating machine of the present utility model, interconnect hydraulic suspension, interconnection suspension is controlled with balance sensor again, so that excavator remains autobalance state operation in any rugged landform, rough terrain function is adapted to because interconnection suspension disappears to turn round with passive intersection lifting, it ensure that excavator can be with fast running without jolting very much on rough terrain, all around it will not also tilt, and all wheels be uneven on ground forbid or travel when, it is uniform all the time to the ground connection power on ground, so greatly improve the operating efficiency and safety and stability performance of excavator.
Description
Technical field：
It the utility model is related to walking excavating machine technical field, and in particular to one kind has multi-functional walking excavating machine.
Background technology：
Walking excavating machine, be will often in complicated uneven landform or field work, particularly on the climbing mound ridge and
Not during the landform of level grade or step, its hydraulic suspension underaction, the speed of excavator is limited, is generally required very
Slow be just avoided that is jolted or undue tilt phenomenon, moved over long distances on uneven ground way can not fast running, stop
Many times are also wasted in the operation in landform that is uneven to adjust fuselage balance, and this all greatly reduces the work of excavator
Efficiency and security performance.
Utility model content：
Technical problem to be solved in the utility model is that overcoming prior art to provide one kind has multi-functional stride
Excavator.
Technical problem to be solved in the utility model is realized using following technical scheme.
One kind has the balance portion on multi-functional walking excavating machine, including suspension part and walking excavating machine, suspension
Part is the hydraulic cylinder in suspension bodies and wheel, it is characterised in that：Described balance portion includes Integral lifting device with before
Bascule afterwards；
Described Integral lifting device is semi- active control integral elevating, including fluid source, solenoid directional control valve, piston apparatus
And pipeline, solenoid directional control valve both ends are respectively equipped with two mouths, side is fluid input port and fluid reflux mouth, and opposite side is left work
Make fluid flow port and right working fluid mouth, controlled by the two-way switch on solenoid directional control valve, fluid source is provided with two pipelines point
The fluid input port and fluid reflux mouth of solenoid directional control valve side are not connected to, and fluid is come from the pipeline between fluid input port
Provided with fluid pump, described piston apparatus includes five pistons, five piston disjunctors, between connected by disjunctor fixed mount, it is whole
Body piston is controlled by hydraulic conjoined push rod, wherein middle piston one end connecting pipe, the pipeline other end are connected to electromagnetism and changed
To the left working fluid mouth of valve, middle piston other end connecting pipe, the pipeline other end is connected to the right work of solenoid directional control valve
Make fluid flow port, remaining four piston one end connects the hydraulic cylinder on wheel provided with pipeline, and four pistons and four wheels correspond,
The other end is provided with blow vent；
Fluid is by the interfluent piston of solenoid directional control valve, by right working fluid mouth, flowing into intermediate piston, pushing
Piston, piston internal upper part are extruded, and fluid reflux to fluid source, the middle piston on top pushes, and drives other four pistons
Rising, connecting pipe is jacked up with the hydraulic cylinder on wheel, hydraulic stem respectively on remaining four piston, realizes that four-wheel integrally rises,
Otherwise by controlling lifting two-way switch to control left working fluid mouth to open, overall drop；
Described anterior-posterior balance device is active control anterior-posterior balance device, including fluid source, steering gear, piston apparatus and
Pipeline, steering gear both ends are respectively equipped with two mouths, and side is fluid input port and fluid reflux mouth, and opposite side is left working fluid
Mouth and right working fluid mouth, fluid source are provided with the fluid input port and fluid time that two pipelines are connected to steering gear side
Head piece, the pipeline that fluid is come between fluid input port are provided with fluid pump, and walking excavating machine is provided with bearing, is inserted with bearing
Axle, vertical gravity pendulum is connected on axle, ratcheting, the described piston apparatus of the steering tooth that axle one end is provided with tooth with steering gear is provided with
Including three pistons, three piston disjunctors, between connected by disjunctor fixed mount, single-piece piston passes through hydraulic conjoined push rod control
System, wherein middle piston one end connecting pipe, the pipeline other end are connected to the left working fluid mouth of steering gear, middle piston
Other end connecting pipe, the pipeline other end are connected to the right working fluid mouth of steering gear, and other two piston one end is provided with pipeline
The hydraulic cylinder on front vehicle wheel is connected, the piston other end is provided with the hydraulic cylinder on pipeline connection rear wheel, described piston one
End is connected to front and back wheel residing for hydraulic cylinder with the other end and is located at the same side；
When walking excavating machine front-wheel is higher, vertical gravity pendulum passes through gravity, swings, and axle rotates, and drives pinion rotation,
So as to control steering gear to automatically turn on left working fluid mouth, fluid flows into intermediate piston, pushes piston, piston internal upper part is squeezed
Pressure, fluid reflux to fluid source, the middle piston on top push, and drive other two pistons to rise, other two piston liquid
Depression bar is jacked up, and two-wheeled rises after realization, simultaneously because piston rises, piston lower portion air expands, the connection of piston lower portion pipeline
Front vehicle wheel, front vehicle wheel hydraulic cylinder gas is extracted, and hydraulic cylinder shrinks, and realizes, is risen after preceding drop, otherwise trailing wheel is higher, steering gear
Right working fluid mouth is automatically turned on, is dropped after being risen before realizing.
Described Integral lifting device and anterior-posterior balance device share a fluid source, and two pipelines of fluid source distinguish one point
For two, a pipeline is divided into two, connects solenoid directional control valve and the fluid input port of steering gear respectively, and another pipeline is divided into two
Root, solenoid directional control valve and the fluid reflux mouth of steering gear are connected respectively.
Described bascule also includes passive intersection and lifts torque-eliminating device, and the passive lifting torque-eliminating device that intersects is including two
Piston, two piston disjunctors set, fixed between two pistons by disjunctor fixed mount, piston is controlled by hydraulic conjoined push rod
Move simultaneously, two piston both ends are respectively equipped with outlet, and outlet is provided with pipeline, and one of piston one end connects provided with pipeline
Hydraulic cylinder on the rear wheel of walking excavating machine side is connect, the other end is provided with the rear wheel of pipeline connection walking excavating machine opposite side
Hydraulic cylinder, another piston one end are provided with hydraulic cylinder on the front vehicle wheel of pipeline connection walking excavating machine opposite side, and the other end is provided with
Hydraulic cylinder on the rear wheel of pipeline connection walking excavating machine side, the pipeline of two piston homonymies are connected to the front and back wheel of not homonymy
On, the hydraulic cylinder on described wheel is connected by a pipeline, and Integral lifting device and anterior-posterior balance device upper piston stretch out
Pipeline one is merged into before same hydraulic wheel cylinder is connected, after merging one, be divided into two, a connection is corresponding
Hydraulic cylinder on wheel, the passive intersection of the corresponding corresponding wheel of another connection lift the piston outlet in torque-eliminating device.
Described steering gear can be replaced one kind in solenoid directional control valve, balance sensor.
Described balance portion also includes left-right balance device, and left-right balance device is active control left-right balance device,
Including fluid source, steering gear, piston apparatus and pipeline, steering gear both ends are respectively equipped with two mouths, side be fluid input port and
Fluid reflux mouth, opposite side are left working fluid mouth and right working fluid mouth, and fluid source is connected to provided with two pipelines
The fluid input port and fluid reflux mouth of steering gear side, the pipeline that fluid is come between fluid input port are provided with fluid pump,
Walking excavating machine is provided with bearing, and axle is inserted with bearing, vertical gravity pendulum is connected on axle, axle one end is provided with tooth and steering gear
The steering tooth being provided with is ratcheting, and described piston apparatus includes three pistons, three piston disjunctors, between connected by disjunctor fixed mount
Connect, single-piece piston is controlled by hydraulic conjoined push rod, wherein middle piston one end connecting pipe, the pipeline other end, which is connected to, to be turned
To the left working fluid mouth of device, middle piston other end connecting pipe, the pipeline other end is connected to the right workflow of steering gear
Body mouth, a piston in other two piston, one end are provided with the hydraulic pressure on the front vehicle wheel of pipeline connection walking excavating machine side
Cylinder, the piston other end are provided with the hydraulic cylinder on the front vehicle wheel of pipeline connection walking excavating machine opposite side, other in which piston
One end is provided with the hydraulic cylinder on the rear wheel of pipeline connection walking excavating machine side, and the piston other end is provided with pipeline connection stride and dug
Hydraulic cylinder on the rear wheel of pick machine opposite side, the front and back wheel of two piston homonymy connections are located at walking excavating machine homonymy；
When walking excavating machine side is higher, vertical gravity pendulum passes through gravity, swings, and axle rotates, and drives pinion rotation,
So as to control steering gear to automatically turn on left working fluid mouth, fluid flows into intermediate piston, pushes piston, piston internal upper part is squeezed
Pressure, fluid reflux to fluid source, the middle piston on top push, and drive other two pistons to rise, other two piston liquid
Depression bar is jacked up, and two-wheeled rises before and after realizing side, simultaneously because piston rises, piston lower portion air expands, piston lower portion pipe
Two wheels before and after the opposite side of road connection, front and rear two hydraulic wheels cylinder gas are extracted, and hydraulic cylinder shrinks, and are realized, one liter of a drop,
Comprehensive height on both sides, realize balance.
Beneficial effect：Walking excavating machine of the present utility model, interconnects hydraulic suspension, then interconnection suspension is sensed with balance
Device controls so that excavator remains autobalance state operation in any rugged landform, due to interconnecting suspension
Intersect the lifting torsion that disappears with passive and adapt to rough terrain function, it is ensured that excavator on rough terrain can with fast running without
Can jolt very much, all around will not also tilt, and all wheels be uneven on ground forbid or travel when, to ground
It is uniform all the time to be grounded power, so greatly improves the operating efficiency and safety and stability performance of excavator.
Brief description of the drawings：
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is balance portion connection diagram of the present utility model.
Embodiment：
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines specific legend, and the utility model is expanded on further.
Such as a kind of balances having on multi-functional walking excavating machine, including suspension part and walking excavating machine of Fig. 1 and Fig. 2
Part, suspended portion are divided into the hydraulic cylinder 3 in suspension bodies 1 and wheel 2, and wherein balance portion includes Integral lifting device and front and rear
Bascule；
Wherein Integral lifting device is semi- active control integral elevating 4, including fluid source 8, solenoid directional control valve 402, piston
Device and pipeline 404, solenoid directional control valve both ends are respectively equipped with two mouths, and side is fluid input port 405 and fluid reflux mouth
406, opposite side is left working fluid mouth 407 and right working fluid mouth 408, is controlled by the two-way switch on solenoid directional control valve
409, fluid source is provided with the fluid input port and fluid reflux mouth that two pipelines are connected to solenoid directional control valve side, fluid
Come from the pipeline between fluid input port and be provided with fluid pump 9, wherein piston apparatus includes five pistons 403, and five pistons connect
Body, between connected by disjunctor fixed mount 410, single-piece piston is controlled by hydraulic conjoined push rod 411, wherein among piston one
Connecting pipe is held, the pipeline other end is connected to the left working fluid mouth of solenoid directional control valve, middle piston other end connecting pipe,
The pipeline other end is connected to the right working fluid mouth of solenoid directional control valve, and remaining four piston one end connects the liquid on wheel provided with pipeline
Cylinder pressure, four pistons and four wheels correspond, and the other end is provided with blow vent；
Fluid is by the interfluent piston of solenoid directional control valve, by right working fluid mouth, flowing into intermediate piston, pushing
Piston, piston internal upper part are extruded, and fluid reflux to fluid source, the middle piston on top pushes, and drives other four pistons
Rising, connecting pipe is jacked up with the hydraulic cylinder on wheel, hydraulic stem respectively on remaining four piston, realizes that four-wheel integrally rises,
Otherwise by controlling lifting two-way switch to control left working fluid mouth to open, overall drop；
Wherein anterior-posterior balance device is active control anterior-posterior balance device 5, including fluid source, steering gear 502, piston apparatus
With pipeline 504, steering gear both ends are respectively equipped with two mouths, and side is fluid input port 505 and fluid reflux mouth 506, opposite side
For left working fluid mouth 507 and right working fluid mouth 508, fluid source is connected to steering gear side provided with two pipelines
Fluid input port and fluid reflux mouth, the pipeline that fluid is come between fluid input port are provided with fluid pump, on walking excavating machine
Provided with bearing 509, axle 510 is inserted with bearing, vertical gravity pendulum 511 is connected on axle, axle one end is provided with tooth with being set in steering gear
Some steering teeth 512 are ratcheting, and wherein piston apparatus includes three pistons 503, three piston disjunctors, between pass through disjunctor fixed mount
513 connections, single-piece piston are controlled by hydraulic conjoined push rod 514, wherein middle piston one end connecting pipe, the pipeline other end
The left working fluid mouth of steering gear, middle piston other end connecting pipe are connected to, the pipeline other end is connected to steering gear
Right working fluid mouth, other two piston one end are provided with the hydraulic cylinder on pipeline connection front vehicle wheel, and the piston other end is provided with pipeline
The hydraulic cylinder on rear wheel is connected, one of piston one end is connected to front and back wheel residing for hydraulic cylinder positioned at same with the other end
Side；
When walking excavating machine front-wheel is higher, vertical gravity pendulum passes through gravity, swings, and axle rotates, and drives pinion rotation,
So as to control steering gear to automatically turn on left working fluid mouth, fluid flows into intermediate piston, pushes piston, piston internal upper part is squeezed
Pressure, fluid reflux to fluid source, the middle piston on top push, and drive other two pistons to rise, other two piston liquid
Depression bar is jacked up, and two-wheeled rises after realization, simultaneously because piston rises, piston lower portion air expands, the connection of piston lower portion pipeline
Front vehicle wheel, front vehicle wheel hydraulic cylinder gas is extracted, and hydraulic cylinder shrinks, and realizes, is risen after preceding drop, otherwise trailing wheel is higher, steering gear
Left working fluid mouth is automatically turned on, is dropped after being risen before realizing.
Wherein Integral lifting device and anterior-posterior balance device share a fluid source, and two pipelines of fluid source distinguish one point and are
Two, a pipeline is divided into two, connects solenoid directional control valve and the fluid input port of steering gear respectively, and another pipeline is divided into two
Root, solenoid directional control valve and the fluid reflux mouth of steering gear are connected respectively.
Wherein bascule also includes passive intersection lifting torque-eliminating device 6, and the passive lifting torque-eliminating device that intersects is including two
Piston 63, two piston disjunctors set, fixed between two pistons by disjunctor fixed mount 61, piston passes through hydraulic conjoined push rod
62 controls are moved simultaneously, and two piston both ends are respectively equipped with outlet, and outlet is provided with pipeline, and one of piston one end is provided with
Hydraulic cylinder on the rear wheel of pipeline connection walking excavating machine side, after the other end is provided with pipeline connection walking excavating machine opposite side
Hydraulic cylinder on wheel, another piston one end is provided with hydraulic cylinder on the front vehicle wheel of pipeline connection walking excavating machine opposite side, another
End is provided with hydraulic cylinder on the rear wheel of pipeline connection walking excavating machine side, and the pipelines of two piston homonymies is connected to not homonymy
In front and back wheel, the hydraulic cylinder wherein on wheel is connected by a pipeline, Integral lifting device and anterior-posterior balance device upper piston
The pipeline of stretching merges into one before same hydraulic wheel cylinder is connected, and after merging one, is divided into two, a connection phase
The hydraulic cylinder on wheel answered, the passive intersection of the corresponding corresponding wheel of another connection lift the piston outlet in torque-eliminating device.
Wherein steering gear can be replaced one kind in solenoid directional control valve, balance sensor.
Wherein balance portion also includes left-right balance device, and left-right balance device is active control left-right balance device 7, bag
Fluid source, steering gear 702, piston apparatus and pipeline 704 are included, steering gear both ends are respectively equipped with two mouths, and side inputs for fluid
Mouth 705 and fluid reflux mouth 706, opposite side are left working fluid mouth 707 and right working fluid mouth 708, and fluid source is provided with two
Root pipeline is connected to the fluid input port and fluid reflux mouth of steering gear side, and fluid comes from the pipe between fluid input port
Road is provided with fluid pump, and walking excavating machine is provided with bearing 709, and axle 710 is inserted with bearing, vertical gravity pendulum is connected on axle
711, it is ratcheting with steering tooth 712 that steering gear is provided with that axle one end is provided with tooth, and wherein piston apparatus includes three pistons 703, and three
Individual piston disjunctor, between connected by disjunctor fixed mount 713, single-piece piston is controlled by hydraulic conjoined push rod 714, wherein among
Piston one end connecting pipe, the pipeline other end is connected to the left working fluid mouth of steering gear, the connection of the middle piston other end
Pipeline, the pipeline other end are connected to the right working fluid mouth of steering gear, and a piston in other two piston, one end is provided with pipe
Hydraulic cylinder on the front vehicle wheel of road connection walking excavating machine side, the piston other end are provided with pipeline connection walking excavating machine opposite side
Front vehicle wheel on hydraulic cylinder, one end of other in which piston is provided with the rear wheel of pipeline connection walking excavating machine side
Hydraulic cylinder, the piston other end are provided with the hydraulic cylinder on the rear wheel of pipeline connection walking excavating machine opposite side, two piston homonymies
The front and back wheel of connection is located at walking excavating machine homonymy；
When walking excavating machine side is higher, vertical gravity pendulum passes through gravity, swings, and axle rotates, and drives pinion rotation,
So as to control steering gear to automatically turn on left working fluid mouth, fluid flows into intermediate piston, pushes piston, piston internal upper part is squeezed
Pressure, fluid reflux to fluid source, the middle piston on top push, and drive other two pistons to rise, other two piston liquid
Depression bar is jacked up, and two-wheeled rises before and after realizing side, simultaneously because piston rises, piston lower portion air expands, piston lower portion pipe
Two wheels before and after the opposite side of road connection, front and rear two hydraulic wheels cylinder gas are extracted, and hydraulic cylinder shrinks, and are realized, one liter of a drop,
Comprehensive height on both sides, realize balance.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (4)
1. one kind has the balance portion on multi-functional walking excavating machine, including suspension part and walking excavating machine, suspended portion
The hydraulic cylinder being divided into suspension bodies and wheel, it is characterised in that：Described balance portion includes Integral lifting device and front and rear
Bascule；
Described Integral lifting device is semi- active control integral elevating, including fluid source, solenoid directional control valve, piston apparatus and pipe
Road, solenoid directional control valve both ends are respectively equipped with two mouths, and side is fluid input port and fluid reflux mouth, and opposite side is left workflow
Body mouth and right working fluid mouth, are controlled by the two-way switch on solenoid directional control valve, and fluid source connects respectively provided with two pipelines
The fluid input port and fluid reflux mouth of solenoid directional control valve side are connected on, described piston apparatus includes five pistons, five work
Fill in disjunctor, between connected by disjunctor fixed mount, single-piece piston is controlled by hydraulic conjoined push rod, wherein among piston one end
Connecting pipe, the pipeline other end are connected to the left working fluid mouth of solenoid directional control valve, middle piston other end connecting pipe, pipe
The road other end is connected to the right working fluid mouth of solenoid directional control valve, and remaining four piston one end connects the hydraulic pressure on wheel provided with pipeline
Cylinder, four pistons and four wheels correspond, and the other end is provided with blow vent；
Fluid is by the interfluent piston of solenoid directional control valve, by right working fluid mouth, flowing into intermediate piston, pushing work
Plug, piston internal upper part are extruded, and fluid reflux to fluid source, the middle piston on top pushes, and drives on other four pistons
Rise, connecting pipe is jacked up with the hydraulic cylinder on wheel, hydraulic stem respectively on remaining four piston, realizes that four-wheel integrally rises, instead
By controlling lifting two-way switch to control left working fluid mouth to open, overall drop；
Described balance portion also includes left-right balance device, and left-right balance device is active control left-right balance device, including
Fluid source, steering gear, piston apparatus and pipeline, steering gear both ends are respectively equipped with two mouths, and side is fluid input port and fluid
Refluxing opening, opposite side are left working fluid mouth and right working fluid mouth, and fluid source is connected to steering provided with two pipelines
The fluid input port and fluid reflux mouth of device side, the pipeline that fluid is come between fluid input port are provided with fluid pump, stride
Excavator is provided with bearing, and axle is inserted with bearing, connects vertical gravity pendulum on axle, axle one end is provided with provided with tooth with steering gear
Steering tooth it is ratcheting, described piston apparatus includes three pistons, three piston disjunctors, between connected by disjunctor fixed mount,
Single-piece piston is controlled by hydraulic conjoined push rod, wherein middle piston one end connecting pipe, the pipeline other end are connected to steering
The left working fluid mouth of device, middle piston other end connecting pipe, the pipeline other end are connected to the right working fluid of steering gear
Mouthful, a piston in other two piston, one end is provided with the hydraulic cylinder on the front vehicle wheel of pipeline connection walking excavating machine side,
The piston other end is provided with the hydraulic cylinder on the front vehicle wheel of pipeline connection walking excavating machine opposite side, one end of other in which piston
Hydraulic cylinder on rear wheel provided with pipeline connection walking excavating machine side, the piston other end are provided with pipeline connection walking excavating machine
Hydraulic cylinder on the rear wheel of opposite side, the front and back wheel of two piston homonymy connections are located at walking excavating machine homonymy；
When walking excavating machine side is higher, vertical gravity pendulum passes through gravity, swings, and axle rotates, and drives pinion rotation, so as to
Steering gear is controlled to automatically turn on left working fluid mouth, fluid flows into intermediate piston, pushes piston, and piston internal upper part is extruded, on
The fluid reflux in portion to fluid source, middle piston pushes, and drives other two pistons to rise, other two piston hydraulic pressure bar quilt
Jack up, two-wheeled rises before and after realizing side, simultaneously because piston rises, piston lower portion air expands, the connection of piston lower portion pipeline
Opposite side before and after two wheels, front and rear two hydraulic wheels cylinder gas is extracted, and hydraulic cylinder shrinks, and realizes, one liter of a drop, comprehensive two
Side height, realizes balance.
2. multi-functional walking excavating machine is had according to one kind described in claim 1, it is characterised in that：Described overall liter
Falling unit and left-right balance device share a fluid source, and two pipelines of fluid source are divided into two respectively, and a pipeline is divided into two
Root, connects solenoid directional control valve and the fluid input port of steering gear respectively, and another pipeline is divided into two, connects electromagnetic switch respectively
Valve and the fluid reflux mouth of steering gear.
3. multi-functional walking excavating machine is had according to one kind described in claim 1, it is characterised in that：Described balance dress
Putting, which also includes passive intersection, lifts torque-eliminating device, and the passive lifting torque-eliminating device that intersects includes two pistons, and two piston disjunctors are set
Put, fixed between two pistons by disjunctor fixed mount, piston is moved simultaneously by the control of hydraulic conjoined push rod, two pistons two
End is respectively equipped with outlet, and outlet is provided with pipeline, and one of piston one end is provided with pipeline connection walking excavating machine side
Hydraulic cylinder on rear wheel, the other end are provided with hydraulic cylinder on the rear wheel of pipeline connection walking excavating machine opposite side, another piston
One end is provided with hydraulic cylinder on the front vehicle wheel of pipeline connection walking excavating machine opposite side, and the other end is provided with pipeline connection walking excavating machine
Hydraulic cylinder on the rear wheel of side, the pipeline of two piston homonymies is connected to not in the front and back wheel of homonymy, on described wheel
Hydraulic cylinder is connected by a pipeline, and the pipeline that Integral lifting device and left-right balance device upper piston stretch out is same in connection
One is merged into before hydraulic wheel cylinder, after merging one, is divided into two, the hydraulic cylinder on a corresponding wheel of connection, separately
Piston outlet in the passive intersection lifting torque-eliminating device of the corresponding corresponding wheel of a piece connection.
4. multi-functional walking excavating machine is had according to one kind described in claim 1, it is characterised in that：Described steering gear
It can be replaced one kind in solenoid directional control valve, balance sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720382193.0U CN206737011U (en) | 2017-04-12 | 2017-04-12 | One kind has multi-functional walking excavating machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720382193.0U CN206737011U (en) | 2017-04-12 | 2017-04-12 | One kind has multi-functional walking excavating machine |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720382193.0U Expired - Fee Related CN206737011U (en) | 2017-04-12 | 2017-04-12 | One kind has multi-functional walking excavating machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948404A (en) * | 2017-04-12 | 2017-07-14 | 管中林 | One kind has multi-functional walking excavating machine |
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2017
- 2017-04-12 CN CN201720382193.0U patent/CN206737011U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948404A (en) * | 2017-04-12 | 2017-07-14 | 管中林 | One kind has multi-functional walking excavating machine |
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