CN205932963U - Many landing legs tire formula tracklaying crane - Google Patents
Many landing legs tire formula tracklaying crane Download PDFInfo
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- CN205932963U CN205932963U CN201620850099.9U CN201620850099U CN205932963U CN 205932963 U CN205932963 U CN 205932963U CN 201620850099 U CN201620850099 U CN 201620850099U CN 205932963 U CN205932963 U CN 205932963U
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- 238000010276 construction Methods 0.000 abstract description 23
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- 229910000831 Steel Inorganic materials 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 230000037250 Clearance Effects 0.000 description 6
- 230000035512 clearance Effects 0.000 description 6
- 239000000284 extract Substances 0.000 description 6
- 210000001364 Upper Extremity Anatomy 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 239000010727 cylinder oil Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002965 rope Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
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- 230000005641 tunneling Effects 0.000 description 1
Abstract
The utility model relates to a tire formula tracklaying crane belongs to the engineering construction equipment field, concretely relates to many landing legs tire formula tracklaying crane. Include: girder, telescopic leg, the wheelset, wherein, the wheelset passes through telescopic leg to be installed on the girder, its structure characterized in that, the wheelset includes: wheelset landing leg, balanced roof beam, wherein: wheelset landing leg upper portion is connected with telescopic leg, and the lower part is articulated through round pin axle and balanced roof beam axial. This device design simple structure adopts the variable angle wheelset, can adapt to multiple construction interval road surface, has improved operation production efficiency.
Description
Technical field
The utility model is related to a kind of rubber-tyred tracklaying crane, belongs to engineering construction apparatus field and in particular to one kind
Many supporting legs rubber-tyred tracklaying crane.
Background technology
Subway construction environment of laying a railway track is various, there are multiple different Work sectors, facilities clearance is different, comprises：Screen
Cover gate segment, an island platform section, rectangle platform section, people's air defense gate segment, loop tunnel section, width, highly different.At present, all kinds of
Type subway is laid a railway track, and straddle truck construction is general to lay interim walking rails (multiple difference gauge) using whole, first with expansion bolt
The base plate of steel buttress is fixed on platform, on tunnel floor, then adjusts the height of steel buttress to construction requirement position, on steel buttress
Plate is fastenedly connected with rail base plate using bolt.Using becoming straddle type portal-framed structure more than conventional straddle truck of laying a railway track, unilateral forward and backward walk
Row supporting leg rigid connection, has the function of entirety change height, and cooperation temporary track arrangement meets facilities clearance and wanting of constructing
Ask.What these were existing lay a railway track, and straddle truck construction will lay temporary track, and boring in platform section ground, segment inside tunnel is installed
Steel buttress fixes temporary construction rail, holes in section of jurisdiction, pollutes working environment, impact tunnel service life, the later stage removes interim rail
Need to fill up steel buttress installing hole after road, increase artificial, equipment construction cost.
Utility model content
The utility model mainly solves the skill that tracklaying crane of the prior art is difficult in adapt to different work areas segmented limit
Art problem, provides one kind for many supporting legs rubber-tyred track-laying machine in subway platform and tunnel.The utility model design structure is simple,
Using variable-angle wheel group, can adapt to the interval road section surface of multiple constructions, improve work production efficiency.
Above-mentioned technical problem of the present utility model is mainly addressed by following technical proposals：
A kind of many supporting legs rubber-tyred tracklaying crane, including：Girder, its architectural feature is：Girder bottom is installed and is included
The telescopic outrigger group of several telescopic outriggers, telescopic outrigger group is provided with varied angle wheel；Described varied angle wheel passes through c-type
Supporting leg is connected with telescopic outrigger, at the opening of C-channel mouth of described c-type supporting leg towards outside crane.
Optimize, a kind of above-mentioned many supporting legs rubber-tyred tracklaying crane, described C-shaped supporting leg top connects telescopic outrigger,
Lower hinge wheel link, described wheel link is provided with wheel and directive wheel.
Optimize, a kind of above-mentioned many supporting legs rubber-tyred tracklaying crane, detachable in the C-channel mouth of described C-shaped supporting leg
The C-shaped supporting leg contiguous block being provided with for filling C-channel.
Optimize, a kind of above-mentioned many supporting legs rubber-tyred tracklaying crane, be provided between adjacent telescopic outrigger in front and back
Supporting leg pull bar, described pull bar includes：Rod outer sleeve, stay rod pin, pull bar inner sleeve, in pull bar inner sleeve insertion rod outer sleeve and can be along drawing
Bar slides axially thus changing pull bar length.
Optimize, a kind of above-mentioned many supporting legs rubber-tyred tracklaying crane, described telescopic outrigger group comprises eight supporting legs, point
Become four groups, two telescopic outriggers of lengthwise position identical are one group；And at least two groups telescopic outriggers are hydraulic-driven.
Optimize, a kind of above-mentioned many supporting legs rubber-tyred tracklaying crane, stretch positioned at the most front and last two groups of crane
Contracting supporting leg is rigid support；In remaining several groups of telescopic outrigger, at least having one group is that flexible height adjustable supports.
Therefore the utility model has the advantage that：
1st, structure is simple, and whole machine integral rigidity is good：Girder and supporting leg are changed span and are consolidated using rigidity, construct in tunnel
When avoid sliding extension shell type to become across, latch positioning leading to that supporting leg span is inconsistent to bring additional bending moment, inside and outside set gap of stretching
Cannot eliminate and cause whole machine deformation, be conducive to the quality of raising equipment.
2nd, platform, good by property in tunnel：Supported using many supporting legs, platform section width, High variation, step road surface occur,
When platform enters the Construction Conditions such as tunnel, a pair of height of landing leg, span, wheel group and the angle on road surface are changed by order, meets many
Plant construction section, can lay a railway track in tunnel face construction.
3rd, construction cost is low, realizes lossless construction in platform, tunnel：Compare with laying a railway track in conventional tunnel, the utility model
Eliminate temporary track, working environment, without boring, is not polluted in section of jurisdiction, does not affect tunnel service life and props up it is not necessary to fill up steel
Pier installing hole, reduces artificial, equipment construction cost.
Brief description
Fig. 1 is schematic front view of the present utility model.
Fig. 2 is left view schematic diagram of the present utility model.
Fig. 3 is the utility model schematic top plan view.
Fig. 4 is the operating diagram in platform for the utility model.
Fig. 5-a is that the operation of the utility model whole machine is prepared to enter into tunnel schematic diagram.
Fig. 5-b enters tunnel schematic diagram for the utility model front leg strut.
Fig. 5-c is middle supporting leg entrance tunnel schematic diagram before the utility model.
Fig. 6 is the construction schematic diagram in tunnel face for the utility model.
Fig. 7 be the utility model tunnel become across after operating diagram.
Wherein：
In Fig. 1：1. girder, 2. telescopic outrigger group, 3. varied angle wheel, 4. powered operation system, 4-1. cable drum, 4-
2. console, 5. supporting leg pull bar, 6. jack up unit, 7. suspender, 7-1. shackle hook, 7-2. fixes suspension hook, 8. hydraulic system.
In Fig. 2：1. girder, 2-1-1. telescopic outrigger overcoat, 2-1-2. telescopic outrigger latch, in 2-1-3. telescopic outrigger
Set, 2-1-4. telescopic outrigger oil cylinder, 3-1.C shape supporting leg, 3-2.C shape supporting leg contiguous block, 3-3. wheel link latch, 3-4. car
Wheel link steady pin, 3-5. wheel link, 3-6. wheel, 3-7. directive wheel, 6. jack up unit, 6-1. low clearance loop chain electricity
Dynamic cucurbit, 7. suspender, the scissor fixture of 7-3..
In Fig. 3：1-1. curb girder, 1-2. crossbeam, 1-3. I-beam, the left back supporting leg of 2-1., the right rear support leg of 2-2., 2-3. is left back
Middle supporting leg, middle supporting leg behind the 2-4. right side, the left front middle supporting leg of 2-5., middle supporting leg before the 2-6. right side, the left front supporting leg of 2-7., 2-8. right anterior branch
Leg.
In Fig. 5,1. girder, 2. telescopic outrigger group, the left back supporting leg of 2-1., the right rear support leg of 2-2., the left back middle supporting leg of 2-3., 2-
4. middle supporting leg behind the right side, the left front middle supporting leg of 2-5., middle supporting leg before the 2-6. right side, the left front supporting leg of 2-7., 2-8. right anterior branch leg, 3. varied angle
Wheel, 5. supporting leg pull bar, 5-1. rod outer sleeve, 5-2. stay rod pin, 5-3. pull bar inner sleeve.
In Fig. 6：3-1.C shape supporting leg, 3-2.C shape supporting leg contiguous block, 3-3. wheel link latch, 3-4. wheel link
Steady pin, 3-5. wheel link, 3-6. wheel, 3-7. directive wheel.
In Fig. 7：2-1-1. telescopic outrigger overcoat, 2-1-2. telescopic outrigger latch, 2-1-3. telescopic outrigger inner sleeve, 2-1-4.
Telescopic outrigger oil cylinder.
Specific embodiment
Below by embodiment, and combine accompanying drawing, the technical solution of the utility model is described in further detail.
Embodiment 1：
A kind of many supporting legs rubber-tyred tracklaying crane mainly includes girder 1, is arranged on the telescopic outrigger group 2 of girder bottom,
Transportable jack up unit 6 on girder is installed, is suspended on the suspender 7 of jack up unit bottom, is arranged on telescopic outrigger group bottom
Varied angle wheel 3, connect varied angle wheel supporting leg pull bar 5, be fixed on platform side and see that Fig. 4 telescopic outrigger 2-1 bottom C-shaped is propped up
Powered operation system 4 on leg 3-1, and be fixed on platform side and see the hydraulic pressure system on the C-shaped supporting leg of Fig. 4 telescopic outrigger 2-7 bottom
System 8.
Girder 1 includes：Curb girder 1-1, crossbeam 1-2, I-beam 1-3, are connected with each other composition closing closed-in construction.
Telescopic outrigger group 2 includes：Left back supporting leg 2-1, right rear support leg 2-2, left back middle supporting leg 2-3, middle supporting leg 2-4 behind the right side,
Left front middle supporting leg 2-5, middle supporting leg 2-6, left front supporting leg 2-7, right anterior branch leg 2-8 before the right side.For example, left back supporting leg includes：Flexible
Leg overcoat 2-1-1, telescopic outrigger latch 2-1-2, telescopic outrigger inner sleeve 2-1-3, telescopic outrigger oil cylinder 2-1-4, every supporting leg is equal
Comprise telescopic outrigger overcoat, telescopic outrigger latch, telescopic outrigger inner sleeve, the part such as telescopic outrigger oil cylinder.The stretching of telescopic outrigger group 2
Contracting supporting leg overcoat 2-1-1 bolt is fixedly arranged at girder 1 bottom, extracts telescopic outrigger latch 2-1-2, in telescopic outrigger oil cylinder 2-1-
Under 4 driving, telescopic outrigger inner sleeve 2-1-3 relative telescopic supporting leg overcoat 2-1-1 slides up and down, and can be changed by integrally-regulated
The height of whole machine.Telescopic outrigger overcoat 2-1-1 has suspension protection device, individually unclamps the telescopic outrigger overcoat bolt of a supporting leg
Afterwards, this supporting leg can make limited distance and slide along the direction in face in tunnel and change supporting leg span, and will not be in gravity
Drop under effect and cause danger.
Wherein, telescopic outrigger group 2 preferably comprises eight supporting legs, is divided into four groups, left back supporting leg 2-1, and right rear support leg 2-2 is one
Group, left back middle supporting leg 2-3, behind the right side, middle supporting leg 2-4 is one group, left front middle supporting leg 2-5, and before the right side, middle supporting leg 2-6 is one group, left front
Leg 2-7, right anterior branch leg 2-8 are one group, and four groups of supporting leg drivings can be with choice arrangement for four groups of full hydraulic drive, three groups of hydraulic-driven
Or two groups of hydraulic-driven.Tunnel cross-section width, highly change when, any one group of supporting leg can be with its excess-three group supporting leg
For supporting, change height and span under zero load or case of heavy load and do not affect complete machine stability.Wherein, left front middle supporting leg, left
Middle supporting leg can have following design variation afterwards, and the two is combined into a supporting leg, and bottom two supporting leg wheel is connected by girder steel；Before the right side
Middle supporting leg, behind the right side, middle supporting leg designs in the same manner.
In four groups of supporting legs that telescopic outrigger group 2 is divided into, left back supporting leg 2-1, right rear support leg 2-2 are one group, left front supporting leg 2-
7, right anterior branch leg 2-8 are one group, using the highly fixed support of rigidity in construction；Left back middle supporting leg 2-3, middle supporting leg 2- behind the right side
4 are one group, left front middle supporting leg 2-5, and before the right side, middle supporting leg 2-6 is one group, supported using flexible height adjustable, pass through in construction
Control telescopic outrigger group 2 in be located at left back middle supporting leg 2-3, the right side after middle supporting leg 2-4, left front middle supporting leg 2-5, the right side before middle supporting leg 2-6
The pressure value of middle telescopic outrigger oil cylinder 2-1-4, enables middle two groups of support oil cylinders to keep pressure of support leg and to change length of oil cylinder,
The adaptively load of the telescopic outrigger group of dispersion girder transmission.Detailed process is as follows：
(1) oil cylinder voltage limiting value setting：In left back middle supporting leg 2-3, middle supporting leg 2-4, left front middle supporting leg 2-5 behind the right side, before the right side in
Before supporting leg 2-6 carries, different with heavy duty according to zero load, control system four support oil cylinder maximums P1max of unified setting,
P2max；
(2) detect oil pressure：The pressure of each oil cylinder when supporting leg bears unloaded lotus, is detected by in-oil cylinder oil pressure sensor
P1；
(3) judge whether P1 is more than P1max, if it is not, then maintaining top lift constant；If it is, being let out by overflow valve
Pressure makes oil cylinder working-pressure be less than P1max, uniformly distributed load, it is to avoid whole machine skids；
(4) detect oil pressure：The pressure of each oil cylinder when supporting leg bears heavy load, is detected by in-oil cylinder oil pressure sensor
P2；
(5) judge whether P2 is more than P2max, if it is not, then maintaining top lift constant；If it is, being let out by overflow valve
Pressure makes oil cylinder working-pressure be less than P2max, uniformly distributed load, it is to avoid whole machine skids；
Varied angle wheel 3 includes：C-shaped supporting leg 3-1, C-shaped supporting leg contiguous block 3-2, wheel link latch 3-3, wheel is even
Meet frame steady pin 3-4, wheel link 3-5, wheel 3-6, directive wheel 3-7.C-shaped supporting leg top connects telescopic outrigger group, bottom
By the hinged wheel link of wheel link steady pin, installing wheel and directive wheel on wheel link, wheel link revolves
After gyration, fixed by wheel link latch.C-shaped supporting leg contiguous block may be mounted at the C-channel of C-shaped supporting leg contiguous block
In mouthful, fill up C-channel mouth in the work of non-platform, reduce C-shaped supporting leg moment of flexure, increase structural strength and rigidity.Varied angle wheel
It is embodied as such as Fig. 2, specific as follows：
Whole machine proceeds to tunnel face, and one group of telescopic outrigger of nearly tunnel face is prepared to enter into tunnel, extracts out in telescopic outrigger group 2
Telescopic outrigger latch 2-1-2, individually lifted any one in this group supporting leg by the telescopic oil cylinder 2-1-4 in telescopic outrigger group
Bar, the height lifting at least should meet wheel 3-6 on wheel link 3-5 in theory and rotate around wheel link steady pin 3-4
Maximum circular arc tangent with tunnel inner wall circular arc, insert telescopic outrigger latch 2-1-2, on C-shaped supporting leg 3-1 notch install C-shaped
Supporting leg contiguous block 3-2, extract out wheel link latch 3-3, swivel wheel link 3-4 band motor car wheel 3-6, directive wheel 3-7 around
Wheel link steady pin 3-4 rotates, and after wheel reaches predetermined angular, inserts wheel link latch 3-3, also cross C
Shape supporting leg and wheel link pin-and-hole, complete single supporting leg wheel and change angle, meet in wheel driving conditions on inclined-plane, with
Reason completes a remaining wheel in this group supporting leg, and completion status is as shown in Figure 6.
Powered operation system 4, including：Cable drum 4-1, console 4-2 etc., can be by the whole machine of wired, controlled in wireless.
Supporting leg pull bar 5 includes：Rod outer sleeve 5-1, stay rod pin 5-2, pull bar inner sleeve 5-3, pull bar inner sleeve inserts rod outer sleeve
In, mutually can slide axially along pull bar, change pull bar length, both are inserted by stay rod pin in inside and outside set pin-and-hole and fixing
Length, whole machine amounts to 6, fixes fore-and-aft clearance between telescopic outrigger group along whole machine travel direction in construction, to increase supporting leg longitudinally
Stability.Enter in tunneling process in whole machine, need to remove one group of tunnel telescopic outrigger to be entered and its later group is not entered tunnel and stretched
Forward and backward supporting leg pull bar fixed relationship of contracting supporting leg, as shown in Figure 5.
Jack up unit 6 has single, linkage low clearance Electric Chain Blocks 6-1 using one group of lateral connection, can either expire
In sufficient tunnel, the confined space requires, and having can be electronic along the position of direction adjustment lift heavy of laying a railway track perpendicular to tunnel, low clearance loop chain
Cucurbit is hung on I-beam 1-3 by the support provided for oneself, change gear.Herein, in design jack up unit can select rope drum formula,
Electric Wire Rope Hoists formula, electric block can select fixed and portable two kinds, in one form or another all should be included in
In the content that the utility model is covered.
Suspender 7 is suspended on jack up unit 6 bottom, overlook overall be in Chinese character " in " type, there is a shackle hook 7-1 at center,
Auxiliary in tunnel can be lifted by crane；Front and rear direction fixes suspension hook 7-2, and lifting pours the concrete tank of substrate；Left and right direction has been hanger rail
Row dedicated scissors blade fixture 7-3.
Hydraulic system 8 provides hydraulic motor, the power of oil cylinder, and adjusts pressure, the various electricity of control cylinder, liquid unit
Part.
As shown in figure 5, using after said structure, the construction method of tracklaying crane comprises the following steps：
Whole machine runs and is prepared to enter into tunnel, and referring to Fig. 5 a, arrow is shown direction of advance.Described telescopic outrigger group 2 is divided into
Four groups：Left back supporting leg 2-1, right rear support leg 2-2 are one group, and left front supporting leg 2-7, right anterior branch leg 2-8 are one group, and this two groups in construction
Middle employing rigidly highly fixed support；Left back middle supporting leg 2-3, behind the right side, middle supporting leg 2-4 is one group, left front middle supporting leg 2-5, before the right side
Middle supporting leg 2-6 is one group, and this two groups are supported using flexible height adjustable, by controlling telescopic outrigger group 2 middle position in construction
Middle supporting leg 2-4, left front middle supporting leg 2-5, telescopic outrigger oil cylinder 2-1-4 in middle supporting leg 2-6 before the right side behind left back middle supporting leg 2-3, the right side
Pressure value, enable middle two groups of support oil cylinders keep pressure of support leg and change length of oil cylinder, adaptively dispersion girder pass
The load of the telescopic outrigger group passed, four groups of telescopic outriggers support each other during entering tunnel and drive.
The left front supporting leg 2-7 of whole machine, right anterior branch leg 2-8 enters tunnel, referring to Fig. 5 b.Remove left front supporting leg 2-7, left front in
Stay rod pin 5-2 in supporting leg pull bar 5 between leg 2-5, drawing in supporting leg pull bar 5 between middle supporting leg 2-6 before dismounting right anterior branch leg 2-8, the right side
Lever pin 5-2, makes the rod outer sleeve 5-1 on two groups of supporting legs and pull bar inner sleeve 5-3 can mutually slide axially along pull bar, extracts out left front
Telescopic outrigger latch 2-1-2 on supporting leg 2-7, right anterior branch leg 2-8, packs up telescopic outrigger on left front supporting leg 2-7, right anterior branch leg 2-8
Oil cylinder 2-1-4, height of landing leg meets the accessible entrance tunnel of varied angle wheel 3 energy, now each group supporting leg state under this supporting leg：Left
Rear support leg 2-1, right rear support leg 2-2 are the highly fixed support of rigidity；Left back middle supporting leg 2-3, behind the right side, middle supporting leg 2-4 is flexible high
Degree type variable supports；Left front middle supporting leg 2-5, before the right side, middle supporting leg 2-6 is the highly fixed support of rigidity；Left front supporting leg 2-7, before the right side
Supporting leg 2-8 is hanging, and whole machine advances, left front supporting leg 2-7, right anterior branch leg 2-8 completely into tunnel, such as Fig. 5 b.
The left front middle supporting leg 2-5 of whole machine, before the right side, middle supporting leg 2-6 enters tunnel, referring to Fig. 5 c.Adjust left front supporting leg 2-7, the right side before
Varied angle wheel 3, step under supporting leg 2-8：Left front supporting leg 2-7, right anterior branch leg 2-8 bottom, C-shaped supporting leg 3-1 notch is installed C-shaped
Supporting leg contiguous block 3-2, extract out wheel link latch 3-3, swivel wheel link 3-4 band motor car wheel 3-6, directive wheel 3-7 around
Wheel link steady pin 3-4 rotates, and after wheel reaches predetermined angular, inserts wheel link latch 3-3, also cross C
Shape supporting leg and wheel link pin-and-hole, complete single supporting leg wheel and change angle, meet in wheel driving conditions on inclined-plane, with
Reason completes a remaining wheel in this group supporting leg, and completion status is as shown in fig. 6, stretch out left front supporting leg 2-7, right anterior branch leg 2-8
Telescopic outrigger oil cylinder 2-1-4, makes telescopic outrigger pass through wheel supporting on annular inner wall, inserts left front supporting leg, right anterior branch leg is stretched
Contracting supporting leg latch 2-1-2.Remove the stay rod pin 5-2 in supporting leg pull bar 5 between left front middle supporting leg 2-5, left back middle supporting leg 2-3, remove
Stay rod pin 5-2 in supporting leg pull bar 5 between middle supporting leg 2-4 after middle supporting leg 2-6 before the right side, the right side, makes the rod outer sleeve 5-1 on two groups of supporting legs
Can mutually slide axially along pull bar with pull bar inner sleeve 5-3；Extract left front middle supporting leg 2-5, telescopic outrigger on middle supporting leg 2-6 before the right side out
Latch 2-1-2, packs up left front middle supporting leg 2-5, the upper telescopic outrigger oil cylinder 2-1-4 of middle supporting leg 2-6 before the right side, height of landing leg satisfaction this
Under leg, varied angle wheel 3 can accessible entrance tunnel；Install in supporting leg pull bar 5 between left front supporting leg 2-7, left front middle supporting leg 2-5
Stay rod pin 5-2, the stay rod pin 5-2 in supporting leg pull bar 5 between middle supporting leg 2-6 before installation right anterior branch leg 2-8, the right side, make on two groups of supporting legs
Rod outer sleeve 5-1 and pull bar inner sleeve 5-3 along pull bar axial restraint；Now each group supporting leg state：Left back supporting leg 2-1, props up behind the right side
Leg 2-2 is the highly fixed support of rigidity；Left back middle supporting leg 2-3, behind the right side, middle supporting leg 2-4 is that flexible height adjustable supports；Left
Front middle supporting leg 2-5, before the right side, middle supporting leg 2-6 is hanging；Left front supporting leg 2-7, right anterior branch leg 2-8 is supported on section of jurisdiction, for rigid height
Spend fixed support, whole machine advances, before left front middle supporting leg 2-5, the right side middle supporting leg 2-6 completely into tunnel, such as Fig. 5 c.Before step-by-step movement
Enter, complete whole machine and enter tunnel, final state such as Fig. 6.
The action of telescopic outrigger group 2 can also comprise the span change along tunnel cross sectional, is embodied as follows：Lifting is left
Front leg strut 2-7, right anterior branch leg 2-8, unclamp the connecting bolt of girder 1 and elevated supporting leg successively, have measure to protect supporting leg not exist
Drop under self gravitation, promoted by executing agency's oil cylinder, cylinder or leading screw and change supporting leg span, fastening girder 1 is elevated with this
The connecting bolt of supporting leg, the change completing one group of supporting leg strides suddenly, is sequentially completed its excess-three group：In before left front middle supporting leg 2-5 and the right side
Supporting leg 2-6, middle supporting leg 2-4 after left back middle supporting leg 2-3 and the right side, the change of left back supporting leg 2-1 and right rear support leg 2-2 is across final such as Fig. 7
Shown, realize the weight that tunnel face lifts different in width, comprise dual-machine linkage work lift heavy herein and enter tunnel, complete tunnel face paving
Rail is constructed.
Specific embodiment described herein is only explanation for example to the utility model spirit.The utility model institute
Belong to those skilled in the art and described specific embodiment can be made with various different modifications or supplement or using similar
Mode substitute, but without departing from of the present utility model spirit or surmount scope defined in appended claims.
Although more employing the terms such as girder 1, telescopic outrigger 2, wheel group 3, jack up unit 4 herein, it is not precluded from
Possibility using other terms.Using these terms, it is to more easily describe and explain essence of the present utility model；?
They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (6)
1. a kind of many supporting legs rubber-tyred tracklaying crane, including：Girder (1), its architectural feature is：Girder (1) bottom is installed
Including the telescopic outrigger group (2) of several telescopic outriggers, telescopic outrigger group (2) is provided with varied angle wheel (3)；Described angle
Degree wheel (3) is connected with telescopic outrigger by c-type supporting leg (3-1), direction at the opening of C-channel mouth of described c-type supporting leg (3-1)
Outside crane.
2. a kind of many supporting legs rubber-tyred tracklaying crane according to claim 1 is it is characterised in that described C-shaped supporting leg (3-
1) top connects telescopic outrigger (2-1), lower hinge wheel link (3-5), and described wheel link (3-5) is provided with car
Wheel (3-6) and directive wheel (3-7).
3. a kind of many supporting legs rubber-tyred tracklaying crane according to claim 1 is it is characterised in that described C-shaped supporting leg (3-
1) dismountable C-shaped supporting leg contiguous block (3-2) being provided with for filling C-channel in C-channel mouth.
4. a kind of many supporting legs rubber-tyred tracklaying crane according to claim 1 is it is characterised in that adjacent flexible in front and back
It is provided with supporting leg pull bar (5), described pull bar (5) includes between supporting leg：Rod outer sleeve (5-1), stay rod pin (5-2), pull bar inner sleeve
(5-3), pull bar inner sleeve (5-3) is inserted in rod outer sleeve (5-1) and can be slid axially along pull bar thus changing pull bar length.
5. a kind of many supporting legs rubber-tyred tracklaying crane according to claim 1 is it is characterised in that described telescopic outrigger group
(2) comprise eight supporting legs, be divided into four groups, two telescopic outriggers of lengthwise position identical are one group；And at least two groups flexible
Leg is hydraulic-driven.
6. a kind of many supporting legs rubber-tyred tracklaying crane according to claim 1 it is characterised in that be located at crane before
It is rigid support with two groups of last telescopic outriggers；In remaining several groups of telescopic outrigger, at least having one group is flexible alterable height
Formula supports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620850099.9U CN205932963U (en) | 2016-08-08 | 2016-08-08 | Many landing legs tire formula tracklaying crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620850099.9U CN205932963U (en) | 2016-08-08 | 2016-08-08 | Many landing legs tire formula tracklaying crane |
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| CN205932963U true CN205932963U (en) | 2017-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620850099.9U Expired - Fee Related CN205932963U (en) | 2016-08-08 | 2016-08-08 | Many landing legs tire formula tracklaying crane |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044552A (en) * | 2016-08-08 | 2016-10-26 | 中铁工程机械研究设计院有限公司 | Multi-leg rubber-tired track-laying crane and construction method thereof |
| CN108622809A (en) * | 2018-06-23 | 2018-10-09 | 东台市富康机械有限公司 | tunnel handling robot |
-
2016
- 2016-08-08 CN CN201620850099.9U patent/CN205932963U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044552A (en) * | 2016-08-08 | 2016-10-26 | 中铁工程机械研究设计院有限公司 | Multi-leg rubber-tired track-laying crane and construction method thereof |
| CN106044552B (en) * | 2016-08-08 | 2018-04-24 | 中铁工程机械研究设计院有限公司 | A kind of more supporting leg rubber-tyred tracklaying cranes and construction method |
| CN108622809A (en) * | 2018-06-23 | 2018-10-09 | 东台市富康机械有限公司 | tunnel handling robot |
| CN111453626A (en) * | 2018-06-23 | 2020-07-28 | 卓中朝 | Tunnel hoisting robot |
| CN111453626B (en) * | 2018-06-23 | 2021-07-20 | 上海勤顺建设工程有限公司 | Tunnel hoisting robot |
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