CN207699051U - A kind of crane wheel type walking support device - Google Patents
A kind of crane wheel type walking support device Download PDFInfo
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- CN207699051U CN207699051U CN201721838002.3U CN201721838002U CN207699051U CN 207699051 U CN207699051 U CN 207699051U CN 201721838002 U CN201721838002 U CN 201721838002U CN 207699051 U CN207699051 U CN 207699051U
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- supporting leg
- pedestal
- arm
- leg
- suspension
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Abstract
The utility model discloses a kind of crane wheel type walking support devices, four supporting legs being connect including pedestal and with pedestal, four supporting legs are distributed on that cup dolly surrounding and pedestal are hinged and contact surface extruding is connected by axis pin, and supporting leg can be rotated around hinge joint, according to different Operating condition adjustment positions.It is both provided with support oil cylinder and multiple independent wheel suspension driving devices on each leg.It is connected respectively by small pivoting support between supporting leg and each suspension driving device, wheel suspension can confronting legs rotation, the advance of driving host or supporting leg steering.Support oil cylinder supports ground in lifting operating mode.In-wheel driving can travel on slope road；Meet up-and-down surfaced road, each wheel suspension can automatic separately adjustable tire height, improve road worthiness.When operating mode of walking, supporting leg closes up, and overall width is small, can be by narrow road surface, and to realize host short distance, voluntarily transition decomposes transport without dismantling.
Description
Technical field
The utility model belongs to crane technical field, and in particular to one kind can travel on slope road, adapt to up-and-down surfaced road
And the running on wheels supporting arrangement of host hoisting operation can be supported.
Background technology
For crane when hilly country is constructed, construction location is often more dispersed, and each station is frequently located in different mountain tops.Work
The usually not ready-made road of interdigit, linking-up road is all existing according to construction needs to be opened up.And the width of road is direct
Determine the difficulty and cost of construction.Meanwhile road construction process can damage the vegetation on hills surface.It is applied to reduce
Work cost, and the influence to periphery ecology is reduced, the linking-up road built is generally narrow, is merely capable of meeting flat bed delivery
Vehicle passes through.And due to being limited by landforms, it is difficult to by the slope control of road within the scope of lower, so between station
Linking-up road generally have the characteristics that abrupt slope.
Since ground condition is special, transition transport of the crane between station, which just causes construction efficiency, to be directly affected.Quan Di
Face crane uses the chassis hydro-pneumatic suspension system Duo Qiao, has certain climbing capacity, but elevating capacity is limited, is not suitable for height
And the type construction that lift heavy is more demanding.Although and the crawler crane elevating capacity of same level is stronger, lower mechanisms knot
Structure is big, and width is more than one times of flat bed delivery vehicle or more.When in face of mountainous region narrow road surface transition, need first to dismantle complete machine,
After being transported with trailer piecemeal, re-assemblied in new station.The construction of multistation is this means that need to repeat the disassembly process for several times.
Its operation process is complicated, and time-consuming, improves the cost of transition transport.
Invention content
It walks on the fluctuating narrow road face of heavy grade to overcome the problems, such as to cannot achieve in the prior art, the utility model
A kind of crane wheel type walking support device is provided, supporting leg can close up after operation is switched to walking operating mode to reduce whole width
Degree adapts to up-and-down surfaced road using independent suspension, to meet hilly country transition walking.
The technical solution adopted in the utility model is：Crane wheel type walking support device includes pedestal and is connect with pedestal
Four supporting legs, it is hinged and contact surface extruding is connected by axis pin that four supporting legs are distributed on cup dolly surrounding and pedestal, four
A supporting leg is respectively right anterior branch leg, left front supporting leg, left back supporting leg and right rear support leg, and each supporting leg can be around respective hinge joint axis
It is rotated relative to pedestal, is both provided with support oil cylinder and multiple wheel suspension driving devices on each leg.Four supporting legs
, it can be achieved that in ground running when rotating to parallel to each other with respect to pedestal around respective hinge joint axis.
The right anterior branch leg, left front supporting leg, left back supporting leg and right rear support leg can be rotated to around the axis with pedestal hinge joint
Cross bearing position, and stretch out support oil cylinder bearing host hoisting operation.
It is described surge wheel suspension driving device by small pivoting support and right anterior branch leg, left front supporting leg, left back supporting leg and
Right rear support leg connection, realizes and is turned to around small pivoting support axis, and push right anterior branch leg, left front branch when rotating to upright position
Leg, left back supporting leg and the rotation of right rear support leg.
Each wheel suspension driving device of surging can independently adjust oneself height and adapt to road when marching to up-and-down surfaced road
Face keeps host horizontal.
The utility model has the beneficial effects that the utility model running on wheels supporting arrangement, it both can be in lifting operating mode branch
Complete machine is held, supporting leg can also be closed up and be switched to walking operating mode after lifting, can be walked on the relatively narrow road surface in mountainous region, it can be certainly
Capable transition of walking between station.Walking mechanism need not be decomposed when transition, dismounting workload can be reduced, effectively shorten transition when
Between, save construction cost.
Description of the drawings
Fig. 1 is the utility model in walking operating mode schematic diagram；
Fig. 2 is the pedestal and the preceding link position structural schematic diagram of supporting leg assembly of the utility model；
Fig. 3 is link position diagrammatic cross-section after pedestal and the supporting leg assembly of the utility model；
Fig. 4 is that the utility model surges wheel suspension driving device structure schematic diagram；
Fig. 5 is that the utility model surges wheel suspension driving device in up-and-down surfaced road walking schematic diagram；
Fig. 6 is the utility model in schematic diagram when turning of walking；
Schematic diagram when Fig. 7 is the utility model left front supporting leg rotating tire；
Fig. 8 is schematic diagram when the left front supporting leg of the utility model rotates；
Fig. 9 is schematic diagram of the utility model in lifting operating mode.
Specific implementation mode
Crane wheel type walking support device include pedestal 1, right anterior branch leg 2, left front supporting leg 3, left back supporting leg 4, it is right after prop up
Leg 5, wheel suspension of surging driving device 6 and support oil cylinder 7.Right anterior branch leg 2 and left front supporting leg 3, left back supporting leg 4 and right rear support leg
5 close up respectively to parallel position as shown in Figure 1, Figure 6, Figure 7, between left front supporting leg 2 and right anterior branch leg 3,4 and of left back supporting leg
Connection axis pin 8 is plugged in the connection otic placode of right rear support leg 5 respectively and is allowed to fixed, host can walk under the driving of tire.
Each supporting leg is the same as the connection squeezed using hinged, babinet between pedestal and arc surface extruding three kinds of modes of contact are combined
Mode.Such as Fig. 2, by taking left front supporting leg 3 as an example, the bindiny mechanism on left front supporting leg 3 include the double-deck connecting plate 3-1, lower bearing pin 3-2,
Lower box 3-3, indent arc plate 3-4 and connecting cleat 3-5.Bindiny mechanism on pedestal 1 includes evagination arc plate 1-1, upper pin
Axis 1-2, upper box 1-3 and single layer connecting plate 1-4.
After left front supporting leg 3 is connect with pedestal 1, as shown in figure 3, in the lower part of link position, the single layer connection on pedestal 1
Plate 1-4 is inserted into inside the double-deck connecting plate 3-1 on left front supporting leg 3, and hinged using longitudinally disposed lower bearing pin 3-2.Middle part
Position, the lower surface of the upper box 1-3 of cartridge type and the upper surface of lower box 3-3 are in direct contact extruding, with this come bear pedestal and its
The weight of superstructure.On the top of link position, the evagination arc plate 1-1 being laterally arranged on pedestal 1 acts against left front supporting leg 3
On indent arc plate 3-4 on, two arc surfaces directly squeeze contact.Meanwhile in the top of link position, longitudinal upper pin 1-
2 pass through evagination arc plate 1-1, are inserted into connecting cleat 3-5, keep the two hinged, and upper pin 1-2 and lower bearing pin 3-2 is same axis
Line.After the completion of connection, left front supporting leg 3 can be rotated around the axis of upper and lower axis pin 1-2,3-2 relative to pedestal 1.
Right anterior branch leg 2 is mounted on left front supporting leg 3, left back supporting leg 4 with 5 lower section of right rear support leg covers wheel suspension of surging more
Driving device 6.As shown in figure 4,6 building block of wheel suspension driving device that surges includes running motor speed reducer 6-1, tire 6-
2, swinging half-axle 6-3, swing arm 6-4, suspension arm 6-5, hanging oil cylinder 6-6, small pivoting support 6-7, small rod 6-8, steering arm
6-9 and steering cylinder 6-10.Wherein, running motor speed reducer 6-1, can tire on the drive wheels rotation on the wheel rim of tire 6-2.
The ends swing arm 6-4 are connected to by swinging half-axle 6-3 between two tires.The suspension arm 6-5 of top is connected by small pivoting support 6-7
It is connected on each supporting leg bottom plate.Suspension arm 6-5 lower part hinges are hinged with swing arm 6-4, and hanging oil cylinder 6-6 is provided among the two.
The both ends hanging oil cylinder 6-6 hinge is separately mounted on swing arm 6-4 and suspension arm 6-5.Pass through the flexible of hanging oil cylinder 6-6, band
Movable pendulum swing arm 6-4 is swung around hinge joint with respect to suspension arm 6-5, and then realizes the height adjustment of wheel suspension driving device.
Each wheel suspension driving device 6 of surging is independent suspension, and when by up-and-down surfaced road, difference is surged wheel suspension
The height of driving device 6 can automatically adjust.Hanging oil cylinder 6-6 is single-acting cylinder, oil in each group suspension mechanism on single supporting leg
The oil circuit of cylinder is connected in parallel on same oil circuit, is equipped with shut-off valve in oil pipe terminal, is formed a closed circuit.As shown in figure 5, when a certain
Suspension encounters protrusion ground, and the pressure that hanging oil cylinder is born can increase.Under pressure, section hydraulic oil is left by pipeline
Oil cylinder, oil cylinder are shunk, and suspension height is made to reduce.The hydraulic oil of outflow can be entered in other cylinder bodies by pipeline, when all
When cylinder body stress is identical, fluid stops flowing.Hydraulic circuit keeps pressure balance at this time, that is, realizes automatic regulation function.
In Fig. 4, the shaft at the top of suspension arm 6-5 passes through small pivoting support 6-7 and supporting leg bottom plate, and in supporting leg
The small rod 6-8 in portion is hinged.The other end of small rod 6-8 is hinged on steering arm 6-9.And the steering arm 6-9 other ends then with branch
Leg is hinged.Steering cylinder 6-10 is installed between supporting leg in the middle part of steering arm 6-9.The flexible of steering cylinder 6-10 can drive therewith
Connected steering arm 6-9 is swung, and then drives small rod 6-8 to push the rotation of suspension arm 6-5, realizes turning for tire
To.As shown in fig. 6, according to the needs of the centre of gyration and radius, each tire, which cooperates with mutually, deflects different angles, common to complete
The steering of walking mechanism.
In embodiment, walking mechanism reduces local width after supporting leg closes up, and disclosure satisfy that narrow road face passability is wanted
It asks.Therefore walking mechanism need not both have been dismantled, and had been transported using ancillary equipments such as trailers, need not also widens existing road.Make
Operating efficiency can be effectively promoted with mechanism, reduces construction cost.
When by walking Operating condition adjustment to lifting operating mode, need to carry out operating mode switching.As shown in fig. 7, first by connecting pin
Axis 8 is extracted, then support oil cylinder 7 is withdrawn, then that the wheel suspension driving device 6 of surging of the lower section of left front supporting leg 3 is counterclockwise
It is rotated by 90 °.Pushed with the tire 6-2 rotation for wheel suspension driving device 6 of surging, as shown in figure 8, left front supporting leg 3 around its with
The hinge of pedestal 1 rotates, and gradually spreads out in place.Similarly, remaining supporting leg is unfolded successively.Each supporting leg is deployed into as shown in Figure 9
After cross bearing position, adjacent two supporting legs are fixed respectively with 2 links 9.Then supportedly by each support oil cylinder 7
Face, and length of oil cylinder is adjusted, keep walking mechanism holding horizontal.For the upper member of walking mechanism after installation is complete, walking mechanism can
Complete machine, which is supported, using support oil cylinder 7 hangs load.
By lifting Operating condition adjustment to the operation of walking operating mode, it is the inverse operation of the above process, repeats no more.
Due to being supported using oil cylinder and support leg mechanism, support zone is more than same level crawler crane, therefore is had
Better complete machine stability.The utility model can travel on slope road and up-and-down surfaced road, and can support host hoisting operation, transition
It is efficient, can effectively save construction time and cost, and with more preferably elevating capacity.
In the description of the present invention, it should be noted that term "center", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "horizontal", "inner", "outside" is that orientation based on ... shown in the drawings or position are closed
System is merely for convenience and purposes of illustration of the utility model and simplifies description, do not indicate or imply the indicated device or element is necessary
With specific orientation, with specific azimuth configuration and operation, therefore should not be understood as the limit to scope of protection of the utility model
System.Involved in the utility model to right anterior branch leg, left front supporting leg, the "front", "rear" in left back supporting leg and right rear support leg,
"left", "right" is defined as：It is " preceding " close to the position of driver's cabin, far after walking supporting arrangement completes installation with upper mechanism
It is " rear " from the position of driver's cabin；Two side positions of people are respectively "left", "right" when being sitting in driver's cabin with driver.
Claims (3)
1. a kind of crane wheel type walking support device, including pedestal（1）With with pedestal（1）Four supporting legs of connection, feature
It is：Four supporting legs are distributed on cup dolly（1）Surrounding and pedestal（1）It is hinged by axis pin and contact surface extruding is connected, four
A supporting leg is respectively right anterior branch leg（2）, left front supporting leg（3）, left back supporting leg（4）With right rear support leg（5）, each supporting leg can be around each
From hinge joint axis with respect to pedestal（1）It is rotated, is both provided with support oil cylinder on each leg（7）With multiple wheel suspensions
Driving device（6）.
2. crane wheel type walking support device according to claim 1, it is characterised in that：The supporting leg and pedestal
（1）It is connected by respective bindiny mechanism, by taking left front supporting leg as an example, left front supporting leg（3）On bindiny mechanism include double-deck connect
Plate（3-1）, lower bearing pin（3-2）, lower box（3-3）, indent arc plate（3-4）And connecting cleat（3-5）；Pedestal（1）On company
Connection mechanism includes evagination arc plate（1-1）, upper pin（1-2）, upper box（1-3）With single layer connecting plate（1-4）；Pedestal（1）On
Single layer connecting plate（1-4）It is inserted into left front supporting leg（3）On the double-deck connecting plate（3-1）Inside, and utilize longitudinally disposed lower pin
Axis（3-2）It is hinged；Intermediate position, the upper box of cartridge type（1-3）Lower surface and lower box（3-3）Upper surface be in direct contact it is crowded
Pressure, the weight of pedestal and its superstructure is born with this；On the top of link position, pedestal（1）The upper evagination being laterally arranged
Arc plate（1-1）Act against left front supporting leg（3）On indent arc plate（3-4）On, two arc surfaces directly squeeze contact；Meanwhile
At the top of link position, longitudinal upper pin（1-2）Across evagination arc plate（1-1）, it is inserted into connecting cleat（3-5）In, make
The two is hinged, upper pin（1-2）With lower bearing pin（3-2）For same axis, after the completion of connection, left front supporting leg（3）It can be around upper and lower
Axis pin（1-2、3-2）Axis with respect to pedestal（1）It is rotated.
3. crane wheel type walking support device according to claim 1, it is characterised in that：The wheel suspension driving
Device（6）It is independent suspension driving device of surging, passes through small pivoting support（6-7）It is connect with supporting leg, wheel suspension driving device
（6）Building block includes running motor speed reducer（6-1）, tire（6-2）, swinging half-axle（6-3）, swing arm（6-4）, suspension arm
（6-5）, hanging oil cylinder（6-6）, small pivoting support（6-7）, small rod（6-8）, steering arm（6-9）And steering cylinder（6-10）；
Wherein, running motor speed reducer（6-1）Mounted on tire（6-2）Wheel rim on, can tire on the drive wheels rotation；Pass through pendulum between two tires
Dynamic semiaxis（6-3）It is connected to swing arm（6-4）End；The suspension arm of top（6-5）Pass through small pivoting support（6-7）It is connected to each
On supporting leg bottom plate；Suspension arm（6-5）Lower part hinge and swing arm（6-4）It is hinged, hanging oil cylinder is provided among the two（6-6）；
Hanging oil cylinder（6-6）Both ends hinge is separately mounted to swing arm（6-4）And suspension arm（6-5）On, pass through hanging oil cylinder（6-6）'s
It is flexible, drive swing arm（6-4）Around hinge joint with respect to suspension arm（6-5）It swings, and then realizes the height of wheel suspension driving device
Degree adjustment；Suspension arm（6-5）The shaft at top passes through small pivoting support（6-7）And supporting leg bottom plate, and inside supporting leg
Small rod（6-8）It is hinged, small rod（6-8）The other end be hinged on steering arm（6-9）On；And steering arm（6-9）The other end is then
Hinged, the steering arm with supporting leg（6-9）Steering cylinder is installed between middle part and supporting leg（6-10）, steering cylinder（6-10）It is flexible can
To drive the steering arm being attached thereto（6-9）It is swung, and then drives small rod（6-8）To push suspension arm（6-5）Turn
It is dynamic, realize the steering of tire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721838002.3U CN207699051U (en) | 2017-12-26 | 2017-12-26 | A kind of crane wheel type walking support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721838002.3U CN207699051U (en) | 2017-12-26 | 2017-12-26 | A kind of crane wheel type walking support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207699051U true CN207699051U (en) | 2018-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721838002.3U Active CN207699051U (en) | 2017-12-26 | 2017-12-26 | A kind of crane wheel type walking support device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107867630A (en) * | 2017-12-26 | 2018-04-03 | 辽宁抚挖重工机械股份有限公司 | A kind of crane wheel type walking support device |
| CN110577161A (en) * | 2019-09-06 | 2019-12-17 | 徐州金港起重机制造有限公司 | Convenient crane for port |
-
2017
- 2017-12-26 CN CN201721838002.3U patent/CN207699051U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107867630A (en) * | 2017-12-26 | 2018-04-03 | 辽宁抚挖重工机械股份有限公司 | A kind of crane wheel type walking support device |
| CN110577161A (en) * | 2019-09-06 | 2019-12-17 | 徐州金港起重机制造有限公司 | Convenient crane for port |
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