CN107988860A - A kind of rubber-tyred subway change paving machine and its become across method - Google Patents
A kind of rubber-tyred subway change paving machine and its become across method Download PDFInfo
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- CN107988860A CN107988860A CN201711191512.0A CN201711191512A CN107988860A CN 107988860 A CN107988860 A CN 107988860A CN 201711191512 A CN201711191512 A CN 201711191512A CN 107988860 A CN107988860 A CN 107988860A
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- rubber
- paving machine
- tyred
- girder
- changes
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/02—Transporting, laying, removing, or renewing lengths of assembled track, assembled switches, or assembled crossings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C6/00—Girders, or track-supporting structures, specially adapted for cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/08—Runners; Runner bearings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Road Paving Structures (AREA)
Abstract
Paving machine is changed the invention discloses a kind of rubber-tyred subway and its is become across method, rubber-tyred subway, which changes paving machine, to be included portal-framed structure, raising structure, becomes across structure, electrical system, hydraulic system, running gear, the running gear includes supporting rack, walking mechanism is equipped with the both sides of supporting rack, the walking mechanism includes walking frame and travelling wheel group, the wheel face of traveling wheel group includes cylinder wheel face and the circular cone wheel face being connected with cylinder wheel face, it is big outer small in the outside diameter of the circular cone wheel face, be also configured with becoming across mechanism be used for realization change across.The rubber-tyred subway of the present invention changes the interim rail process of laying that paving machine is laid a railway track using running gear reduction subway, reduce cost input, ensure the duration, and running gear is realized along 0 45 ° of rotations of line direction, to adapt to walk on different radii tube wall, while it disclosure satisfy that the limitation requirement of the specific conditions such as small curve, station platform and closed guard gate.
Description
Technical field
The present invention relates to constructing metro tunnel technical field, more particularly to a kind of rubber-tyred subway change paving machine and its become across
Method.
Background technology
Now with the fast development of urban infrastructure, more start to build underground railway track friendship energetically come city the more
Logical, construction by shield size due to being limited in subway, and construction space is narrow and small, and during subway construction, it is it that subway, which is laid a railway track,
In most important process, while be also workload larger portion, it is open-minded that the efficiency that often subway is laid a railway track directly affects subway
Timing node.Traditional subway lays a railway track and mainly uses " changing laid process ", that is, when constructing, most starts track section by manually spreading
Rail, for the fortune rail flat car transportation section of track and other components；Then manually it is laid with and faces with plane both sides in working face curved surface to be laid a railway track
When the section of track, being transported to the section of track of fortune rail flatcar is laid with place, passes through a kind of simple gantry crane and lift the section of track.
The engineering method is primarily present following shortcoming in construction：
1）Construction procedure is cumbersome, need to be laid with substantial amounts of interim rail, installation adjustable buttress in advance, and cost of investment is big；Whole working face
Driving is largely limited by concrete road bed maintenance, construction period length from a driving, the speed of driving from beginning to end；
2）Prepackage is laid with interim rail with plane need to punch pre-buried to curved surface, have certain damage to the intensity of curved surface and plane
Bad property, is easy to cause curved surface and is leaked with plane；
3）Interim rail is pre-installed in quality there are the overproof of size, when construction changes paving crane, and " sliding down ", derailing often occur existing
As there are security risk；
4）It is traditional when changing paving crane construction by by third party's stent or other hanging devices become across, in construction by
Influenced concrete road bed curing cycle, fortune rail flat car transportation stent becomes across after maintenance expires or must extending interim rail
To hardening railway roadbed in the range of become across, and then influence construction speed, increase human and material resources input cost
The content of the invention
The technical problems to be solved by the invention are that providing one kind in view of the deficiency of the prior art can improve
Construction efficiency, ensures the integrality of tunnel duct piece, with the rubber-tyred subway of tunnel curved surface and plane change paving machine and its become across side
Method.
The technical solution adopted in the present invention is：A kind of rubber-tyred subway changes paving machine, including portal-framed structure, raising structure,
Become across structure, electrical system, hydraulic system, running gear, the portal-framed structure includes girder and is installed in girder both sides
Pillar construction, the pillar construction are at least two level stretching structure, and the girder is at least two level stretching structure, the raising knot
Structure is installed on door frame, it is characterised in that：The running gear includes supporting rack, and walking mechanism is equipped with the both sides of supporting rack,
The walking mechanism includes walking frame, and the walking frame is flexibly connected with supporting rack, is equipped with supporting rack along length of tunnel side
To the telescoping mechanism of setting, the telescopic end of the telescoping mechanism is connected with the upper end of walking frame, and the walking frame includes upper bracket
And lower carriage, both are hinged, and travelling wheel group are installed on lower carriage, the lower carriage is by adjusting mechanism and upper bracket
Hinged, the wheel face of traveling wheel group includes cylinder wheel face and the circular cone wheel face being connected with cylinder wheel face, the circular cone wheel face it is outer
Big outer small in footpath, be also configured with becoming includes being symmetrically mounted on the support telescopic of portal-framed structure both sides across mechanism, described become across mechanism
Part, the mounting base in the fixing end and girder of the support telescopic part are hinged, and the top of external part and column is hinged.
By above-mentioned technical proposal, the girder is configured with traversing change across mechanism, it includes mounting base, is equipped with mounting base
Outer sleeve, has inner sleeve, the inner sleeve is flexible by starting traversing oil cylinder realization in outer sleeve inner sleeve.
By above-mentioned technical proposal, two groups of traversing changes are arranged with the both sides of mounting base across mechanism.
By above-mentioned technical proposal, the pillar construction includes upper shaft and lower pillar stand, both are mutually arranged, and pass through jacking
Oil cylinder realizes the Telescopic of pillar construction.
By above-mentioned technical proposal, the support telescopic part is support telescopic oil cylinder.
By above-mentioned technical proposal, the adjustment mechanism is screw rod adjustment mechanism, it includes external threaded and inner screw sheath
Cylinder, both are connected through a screw thread, and the both ends of the screw rod adjustment mechanism are respectively articulated with lower carriage and supporting rack.
By above-mentioned technical proposal, the telescoping mechanism is angling cylinder.
By above-mentioned technical proposal, self-level(l)ing device is additionally provided with, the self-level(l)ing device, which is included in the middle part of girder, to be set
Slidingtype resistance, the first pull rod, the second pull rod, control-rod, potential detection instrument, PLC control modules, one end of the first pull rod
It is hinged with the side of girder, the other end is hinged with control-rod, and one end of second pull rod is mutually cut with scissors with the opposite side of girder
Connecing, the other end of the other end and control-rod is hinged, and the middle part of the control-rod is slidably matched equipped with sliding block with slidingtype resistance,
The potential detection instrument is respectively used to the potential of detection slidingtype resistance both sides fixed value resistance, and transmits a signal to PLC controls
Molding block, the telescoping mechanism of PLC control modules control running gear realize correction.
It is a kind of to change the change of paving machine across method using rubber-tyred subway as described above, it is characterised in that：Include the following steps：
（1）By falsework be put in smooth good track ground or on the basis of, it is changed the contraposition of paving machine with rubber-tyred subway；
（2）The connecting link pin at the column body of support telescopic part and pillar construction is released, support telescopic part is rotated, is at hanging down
Straight state；
（3）Start support telescopic part, extend support telescopic part, until being aligned with falsework connection place, fixed support telescopic
Part；
（4）Start support telescopic part, continue to extend so that lock support is stretched after rubber-tyred subway changes paving machine travelling wheel group vacantly
Part；
（5）Rubber-tyred subway changes that paving machine travelling wheel group is hanging, and the telescoping mechanism for starting girder can be achieved rubber-tyred subway and change paving
Machine temporarily become across.
Having the beneficial effect that acquired by the present invention：
1st, running gear of the invention adapts to different tube wall radius curved surfaces, inclined-plane using the wheel group structure design of revolution+multiple twin branch
And plane construction, directly walk on tube wall, reduce the pressure of tube wall when constructing, improve the security of construction；
2nd, rubber-tyred subway of the invention changes the interim rail process of laying that paving machine is laid a railway track using running gear reduction subway, reduces into
This input, ensures the duration, and running gear is realized along line direction and rotated for 0-45 °, to adapt to walk on different radii tube wall,
It disclosure satisfy that the limitation requirement of the specific conditions such as small curve, station platform and closed guard gate at the same time；
3rd, the present invention is become across mechanism by setting, and is had and is increased door frame rigidity as support during construction, it is interim become across when as branch
Leg, flexibly become according to construction requirement across, meet different cross section space construction Clearance requirement, strong applicability.
Brief description of the drawings
Fig. 1 is the structure chart of the present invention.
The side view of Fig. 2 present invention.
The front view of the door frame mechanism of Fig. 3 present invention.
Fig. 4 is the top view of the portal-framed structure of the present invention.
The side view of the portal-framed structure of Fig. 5 present invention.
Fig. 6 is the top view of the girder of the present invention.
The door frame configuration lifting mechanism of Fig. 7 present invention and the front view of suspender.
Fig. 8 is that the door frame of invention configures the top view of lifting mechanism and suspender.
Fig. 9 is the side view of the running gear of the present invention.
Figure 10 is the sectional view of travelling wheel group of the present invention.
The structure chart of the screw rod adjustment mechanism of Figure 11 present invention.
The travelling wheel group that Figure 12 is the present invention is walked schematic diagram on tube wall.
Figure 13 is the structure diagram that the present invention sets self-level(l)ing device.
Figure 14 a-14c are the view for hindering resistance pull rod and slidingtype resistance configuration in the present invention surely.
Figure 15 is the circuit diagram of self-level(l)ing device in the present invention.
Figure 16 a-16e be the present invention in realize become across working status change schematic diagram.
Figure 17-18 is schematic diagram of the present invention during subway work.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figs. 1-2, present embodiments provide a kind of rubber-tyred subway and change paving machine, it includes portal-framed structure 5, raising knot
Structure 6, change are across structure 7, multifunctional hanging tool 8, electrically system/9, hydraulic system 10, above-mentioned running gear 11, the portal-framed structure include
Girder and the pillar construction for being installed in girder both sides, the pillar construction are at least two level stretching structure, and the girder is at least
For two level stretching structure, the raising structure is installed on girder, and leg structure is also configured with pillar construction.
As in Figure 3-5, portal-framed structure is mainly by 1 set of traversing oil cylinder 14, two of 12, two sets of girder pillar construction 13, four
Set turns 16, four jacking cylinders 17 of supporting leg and forms.
As shown in fig. 6, girder 12 is mainly welded into frame-shaped construction using type pipe, traversing change is equipped with across mechanism, there is two level
Telescopic, traversing change include mounting base 20 across mechanism, outer sleeve 19 are equipped with mounting base 20, has inner sleeve in outer sleeve inner sleeve
Cylinder 18, the inner sleeve 19 is flexible by starting the traversing realization of oil cylinder 14, and starting traversing oil cylinder 14 can make four inner sleeves 18 exist
Stretch in outer sleeve 19, become the construction operation requirement that can meet different pore size tunnel across scope.When become across be adjusted to accordingly across
When angle value is constructed, girder inner and outer sleeves are fixed using axis pin 21, set rectangular configuration 22 to be used to lifting machine be installed in the middle part of girder
Structure and fixed pulley group, are coupled between girder and column assembly using high-strength bolt.
Pillar construction 13 has Telescopic, upper and lower shaft realizes that height is adjusted by jacking cylinder 17 using the welding of type pipe
Whole, adjustment stroke can meet that different construction spaces change the Clearance Requirement of paving machine.
13 lower part of pillar construction sets and turns supporting leg 16, conveniently passes through platform.
As shown in Figure 7,8, lifting mechanism 6 is by being fixed on two sets of pulley blocks, 23, two 24 and of hydraulic wireline winch on girder top
Steel wire rope 25 forms.Lifting altitude is more than or equal to 2700mm, and steel wire rope multiplying power is 2 × 4.Hydraulic wireline winch is compact-sized, starts punching
Hit small, operate steadily, it is possible to achieve stepless speed regulation.Steel wire rope one end is fixed on winch, and the other end is fixed by wedge and cover of wedge
On girder, stress is bigger, and steel wire rope is fixed more firm.
As shown in figs9-12, the running gear, including supporting rack, the both sides on supporting rack are equipped with walking mechanism, institute
Stating walking mechanism includes walking frame 28, and the walking frame 28 is flexibly connected with supporting rack by four point contact type floating bearings 26,
The telescoping mechanism set along length of tunnel direction is equipped with supporting rack, the telescopic end of the telescoping mechanism is upper with walking frame 28
End is connected, and the walking frame 28 includes upper bracket 31 and lower carriage 33, both are hinged, and traveling is installed on lower carriage 33
Wheel group 29, the lower carriage 33 are hinged by adjusting mechanism and upper bracket, and the traveling wheel group is rubber-tyred structure, traveling wheel group
29 wheel face includes cylinder wheel face 2901 and the circular cone wheel face 2902 that is connected with cylinder wheel face, the circular cone wheel face 2902 it is outer
It is big outer small in footpath.
In the present embodiment, the telescoping mechanism is angling cylinder 27, and hydraulic system pumping plant is equipped with supporting rack, for for
Angling cylinder 27 provides hydraulic power, and in the present embodiment, two groups of walking mechanisms are equipped with the bi-directional symmetrical of supporting rack.
As shown in figure 11, the adjustment mechanism is screw rod adjustment mechanism 30, it includes external threaded 34 and inner screw sheath
Cylinder 35, both are connected through a screw thread, and both ends and the lower carriage 33 and supporting rack of the screw rod adjustment mechanism are respectively articulated with.Pass through tune
Section screw rod adjustment mechanism 30 can realize wheel group vertically any adjustment function in the range of 0-45 °, pass through locking screw after adjustment
Mother is fixed.
Using customization tire, oblique tread structure type, can preferably be pasted rubber-tyred travelling wheel group 29 on tube wall, level land
Ground is closed, stressing conditions are preferable.It may insure that tread has good contact with tunnel tube wall, reduce the concentration pressure of tube wall
By force, by being equipped with revolution+bis- hinged structures, realize that rubber-tyred changes paving crane different straight using customization tire in design
Walk on footpath hole wall and level land.
Tube wall changes the main carrying basis of paving crane as rubber-tyred, and on the one hand tube wall stress is must assure that in construction
Area is big, reduces concentrfated load, it is ensured that tube wall stress safety；On the other hand since crane capacity must is fulfilled for what is lifted in tunnel
It is required that；Furthermore since equipment bears certain horizontal load requirement when lifting, it is therefore necessary to ensure the requirement of rigidity；In summary
It is required that on the one hand must assure that device structure is light and handy during design, the forced area of equipment and tube wall is on the other hand increased, reduces pipe
Wall bears pressure；Using special material customization tire during design, on the one hand ensure holding for tire while structure size is met
Carry power；Second, during subway work, tunnel cross sectional shape has circle, rectangle, the shape of a hoof etc. variously-shaped, it is therefore necessary to it is required that tire
Tread meets the circular tunnel of different radii, while must meet the different tread requirements such as circular tread, oblique tread, plane；Cause
This design must assure that on the one hand wheel group can be adjusted the angle in vertical plane, on the other hand in horizontal plane adjustment direction, therefore should
The structure of the running gear of revolution+twisted branch of equipment design preferably meets this requirement.
Complete machine is equipped with two sets of running gears, using hydraulic pressure wheel side speed reducer four-wheel drive structure, is adopted between wheel group and door frame
With four point contact type floating bearings, the axial force and radial load during construction can be born.
Meanwhile wheel group has both of which of manually and automatically rectifying a deviation：It is upper on girder that gravity sensitive is set when flat line is walked
Device forms a closed loop feedback system, real-time automatic deviation correction with steering cylinder.Larger when deflecting, changing paving machine can not automatic deviation correction
When, the manual error correct of operation console can be passed through.Encoder is set in wheel group both sides, ensures that two side wheel group travelings are synchronous.
Corresponding running gear, as shown in figure 13, the rubber-tyred of the present embodiment changes paving machine and is additionally provided with self-level(l)ing device, is used for
Adjustment is inconsistent when the height of both sides travelling wheel group, implements to rectify a deviation by steering cylinder.As illustrated in figs. 13-14, the automatic tune
Leveling device be included in the slidingtype resistance 50 set in the middle part of girder, the first fixed value resistance pull rod 46, the second fixed value resistance pull rod 49,
Control-rod 48, potential detection instrument, PLC control modules, one end of the first fixed value resistance pull rod 46 and the side of girder are hinged,
The other end is hinged with control-rod 48, and one end of the second fixed value resistance pull rod 49 and the opposite side of girder are hinged, another
The other end with control-rod 48 is held to be hinged, the middle part of the control-rod 48, which is equipped with sliding block 47 and is slided with slidingtype resistance 50, matches somebody with somebody
Close, the potential detection instrument is respectively used to the potential of detection slidingtype resistance both sides fixed value resistance, and transmits a signal to PLC
Control module, the telescoping mechanism of PLC control modules control running gear realize correction, its circuit diagram is as shown in figure 15.Wherein,
Certain value resistance pull rod 46 is identical with weight with the length of the second fixed value resistance pull rod 49.
Its automatic adjustment method is：
Before debugging, adjust both sides fixed value resistance and fixed value resistance pull rod is isometric, ensure that the control-rod 48 of swept resistance is located at Figure 14
Middle position（a）, during construction, when the girder of both sides highly deviation occurs, inclination just occurs in two fixed value resistance pull rods, so that band
The control-rod 48 of dynamic slidingtype resistance 50, makes the potential value of both sides deviation occur, when deviation is larger, such as Figure 14（b）（c）,
The steering cylinder that PLC control modules will pass through control travelling wheel group implements correction.
Subway is laid a railway track is related to a variety of construction operating modes such as circular tunnel construction, rectangle closed guard gate, platform when constructing, therefore it is required that
Rubber-tyred subway changes the requirement of the span, height when paving machine must is fulfilled for constructing in different radii；The maintenance of concrete at the same time
Be influence lay a railway track efficiency an important factor for, in the past construction when, change paving crane change across must treat railway roadbed hardening after by
Hydraulic mounting support is operated position to be onstructed and become across influencing construction speed by fortune rail flatcar；The rubber-tyred changes paving rubber tyre gantry crane design certainly
Band becomes across mechanism, has and increases door frame rigidity as support during construction, it is interim become across when as supporting leg, it is flexible according to construction requirement
Become across.
As illustrated in fig 16 a, in subway work, often there is closed guard gate and platform crossed construction, realize people's air defense for convenience
The conversion of door and platform, rubber-tyred subway changes paving machine and is equipped with to be become across mechanism 7 temporarily, by being installed on girder 12 and pillar construction 13
Between four support telescopic parts realize interim become across meeting the Clearance requirement of different cross section space construction of constructing in tunnel.
In the present embodiment, support telescopic part is support cylinder 36.
Complete machine sets four sets of support cylinders 36 altogether, its fixing end mounting base is arranged at girder support cylinder top mounting base 20
Place, external part mounting base are arranged at the column body outer end of pillar construction 13, and both ends use pin shaft joint.Increasing during construction
Coupling stiffness between door frame and girder, door frame deforms after reducing load.Length, branch can be adjusted during construction according to actually required span
Oil cylinder is supportted using hydraulic lock locking stroke.
As shown in Figure 16 b-16f, when equipment changed between closed guard gate and platform needs become across when：
（1）By falsework 37 be put in smooth good track ground or on the basis of, make its with change paving machine contraposition；（Such as Figure 16 b）
（2）Support cylinder 36 and the connecting link pin at the column body of pillar construction 13 are released, rotary oil cylinder is at vertical configuration
State；（Such as Figure 16 c）
（3）Start oil cylinder telescoping mechanism, extend oil cylinder, until being aligned with 37 connection place of falsework, fixed oil cylinder；（Such as figure
16d）
（4）Start oil cylinder, continue to extend so that lock support oil cylinder 31 after rubber-tyred subway changes paving machine travelling wheel group vacantly；（Such as
Figure 16 e）
（5）It is hanging that rubber-tyred subway changes paving machine travelling wheel group, starts the traversing oil cylinder 14 of girder rubber-tyred subway can be achieved and change paving
Machine temporarily become across.
（6）Travelling wheel group is adjusted in erectility, while rotates 190 °, running mechanism is in platform operating mode, by interim
Frock realizes that change paving machine changes between closed guard gate and platform.（Figure 16 f）5）The section of track is lifted by crane by multifunctional hanging tool.
During construction, its Construction State as shown in figs. 17-18, during construction, unlike existing construction, the section of track
Transport and the laying of the section of track can be carried out from the both ends of circuit, and rubber-tyred subway changes paving machine 2 and spread according to line direction in tunnel 1
The section of track is filled, and configures hydraulic mounting support 3, rubber-tyred fortune rail flatcar 4 transports the section of track from the opposite direction of circuit, can be to avoid coagulation
The influence of the curing cycle of dirt road bed and quality, improve construction efficiency.
Claims (9)
1. a kind of rubber-tyred subway changes paving machine, including portal-framed structure, raising structure, become across structure, electrical system, hydraulic system,
Running gear, the portal-framed structure includes girder and the pillar construction for being installed in girder both sides, the pillar construction are at least
Two level stretching structure, the girder are at least two level stretching structure, and the raising structure is installed on door frame, it is characterised in that：
The running gear includes supporting rack, walking mechanism is equipped with the both sides of supporting rack, the walking mechanism includes walking frame, described
Walking frame is flexibly connected with supporting rack, and the telescoping mechanism set along length of tunnel direction, the telescopic machine are equipped with supporting rack
The telescopic end of structure is connected with the upper end of walking frame, and the walking frame includes upper bracket and lower carriage, both are hinged, in lower branch
Travelling wheel group is installed on frame, the lower carriage is hinged by adjusting mechanism and upper bracket, and the wheel face of traveling wheel group includes cylinder
Wheel face and the circular cone wheel face being connected with cylinder wheel face, it is big outer small in the outside diameter of the circular cone wheel face, it is also configured with becoming across mechanism,
Described become includes being symmetrically mounted on the support telescopic part of portal-framed structure both sides, the fixing end of the support telescopic part and master across mechanism
Mounting base on beam is hinged, and the top of external part and column is hinged.
2. rubber-tyred subway according to claim 1 changes paving machine, it is characterised in that：The girder is configured with traversing change across machine
Structure, it includes mounting base, and outer sleeve is equipped with mounting base, has inner sleeve in outer sleeve inner sleeve, the inner sleeve passes through startup
Traversing oil cylinder is realized flexible.
3. rubber-tyred subway according to claim 1 or 2 changes paving machine, it is characterised in that：Symmetrically set in the both sides of mounting base
There are two groups of traversing changes across mechanism.
4. rubber-tyred subway according to claim 1 or 2 changes paving machine, it is characterised in that：The pillar construction includes upper prop
Body and lower pillar stand, both are mutually arranged, and the Telescopic of pillar construction is realized by jacking cylinder.
5. rubber-tyred subway according to claim 1 or 2 changes paving machine, it is characterised in that：The support telescopic part is support
Telescopic oil cylinder.
6. rubber-tyred subway according to claim 1 or 2 changes paving machine, it is characterised in that：The adjustment mechanism is screw rod tune
Complete machine structure, it includes external threaded and inner thread sleeve, both are connected through a screw thread, the both ends of the screw rod adjustment mechanism with
Lower carriage and supporting rack are respectively articulated with.
7. rubber-tyred subway according to claim 1 or 2 changes paving machine, it is characterised in that：The telescoping mechanism is revolution oil
Cylinder.
8. rubber-tyred subway according to claim 1 or 2 changes paving machine, it is characterised in that：Self-level(l)ing device is additionally provided with, institute
State self-level(l)ing device and be included in the slidingtype resistance set in the middle part of girder, the first pull rod, the second pull rod, control-rod, potential inspection
Instrument, PLC control modules are surveyed, one end of the first pull rod and the side of girder are hinged, and the other end is hinged with control-rod, described
One end of second pull rod and the opposite side of girder are hinged, and the other end of the other end and control-rod is hinged, the control-rod
Middle part is slidably matched equipped with sliding block with slidingtype resistance, and the potential detection instrument, which is respectively used to detection slidingtype resistance both sides, to be determined
It is worth the potential of resistance, and transmits a signal to PLC control modules, the telescoping mechanism of PLC control modules control running gear is realized
Correction.
9. a kind of rubber-tyred subway using described in claim 1 changes the change of paving machine across method, it is characterised in that：Including following step
Suddenly：
(1) by falsework be put in smooth good track ground or on the basis of, it is changed the contraposition of paving machine with rubber-tyred subway；
(2) connecting link pin at the column body of support telescopic part and pillar construction is released, support telescopic part is rotated, is at hanging down
Straight state；
(3) start support telescopic part, extend support telescopic part, until being aligned with falsework connection place, fixed support telescopic
Part；
(4) start support telescopic part, continue to extend so that lock support is stretched after rubber-tyred subway changes paving machine travelling wheel group vacantly
Part；
(5) rubber-tyred subway changes that paving machine travelling wheel group is hanging, and the telescoping mechanism for starting girder can be achieved rubber-tyred subway and change paving
Machine temporarily become across.
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| CN201711191512.0A CN107988860B (en) | 2017-11-24 | 2017-11-24 | A kind of rubber-tyred subway changes paving machine and its becomes across method |
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| CN201711191512.0A CN107988860B (en) | 2017-11-24 | 2017-11-24 | A kind of rubber-tyred subway changes paving machine and its becomes across method |
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| CN107988860B CN107988860B (en) | 2019-06-07 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726395A (en) * | 2018-07-13 | 2018-11-02 | 中铁工程机械研究设计院有限公司 | Rubber-tyred subway tracklaying crane and its construction method |
| CN109132875A (en) * | 2018-11-07 | 2019-01-04 | 中铁工程机械研究设计院有限公司 | Rubber-tyred tunnel tracklaying crane and construction method |
| CN110342418A (en) * | 2019-07-26 | 2019-10-18 | 河南隧通机械有限公司 | Openning part installs rack |
| CN110562858A (en) * | 2019-09-18 | 2019-12-13 | 河南省铁山起重设备有限公司 | High-stability beam lifting machine |
| CN111348569A (en) * | 2020-03-11 | 2020-06-30 | 郑上平 | Prevent special hoisting machinery of track rail laying in indiscriminate groove |
| CN111453626A (en) * | 2018-06-23 | 2020-07-28 | 卓中朝 | Tunnel hoisting robot |
| CN115626564A (en) * | 2022-12-01 | 2023-01-20 | 山东世纪鑫峰建筑科技有限公司 | Assembled stair hoist device |
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