CN207646552U - A kind of running gear being applicable in tunnel curved surface and plane and rubber-tyred subway change paving machine - Google Patents
A kind of running gear being applicable in tunnel curved surface and plane and rubber-tyred subway change paving machine Download PDFInfo
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- CN207646552U CN207646552U CN201721602966.8U CN201721602966U CN207646552U CN 207646552 U CN207646552 U CN 207646552U CN 201721602966 U CN201721602966 U CN 201721602966U CN 207646552 U CN207646552 U CN 207646552U
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Abstract
The utility model discloses a kind of running gears being applicable in tunnel curved surface and plane and rubber-tyred subway to change paving machine, running gear includes supporting rack, both sides on supporting rack are equipped with walking mechanism, the walking mechanism includes walking frame, the walking frame is flexibly connected with supporting rack, telescoping mechanism is equipped on holder, the walking frame includes upper bracket and lower bracket, the two is hinged, travelling wheel group is installed on lower bracket, the lower bracket is hinged by adjusting mechanism and supporting rack, 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 outer diameter of the circular cone wheel face, it includes above-mentioned running gear that the rubber-tyred subway, which changes paving machine,.The running gear of the utility model adapts to different tube wall radius curved surfaces, inclined-plane and plane construction using the wheel group structure design of revolution+multiple twin branch, directly walks on tube wall, the pressure of tube wall, improves the safety of construction when reducing construction.
Description
Technical field
The utility model is related to constructing metro tunnel technical field more particularly to a kind of rows being applicable in tunnel curved surface and plane
Walking apparatus and rubber-tyred subway change paving machine.
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 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 it is manually 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 lifts the section of track.
The engineering method has the following disadvantages in construction：
1）Construction procedure is cumbersome, need to be laid with a large amount of interim rail, installation adjustable buttress in advance, and cost of investment is big；Entire work
Make face driving to tunnel from one from beginning to end, the speed of driving is largely limited by concrete road bed maintenance, construction period
It is long；
2）Prepackage is laid with interim rail with plane need to punch pre-buried to curved surface, have centainly to the intensity of curved surface and plane
Damageability, be easy to cause curved surface and plane and leak；
3）Interim rail is pre-installed in quality there are the overproof of size, when construction changes paving crane and " sliding down " often occurs, take off
Rail phenomenon, there are security risks
Utility model content
The technical problem to be solved by the utility model is to provide a kind of energy in view of the deficiency of the prior art
Construction efficiency is improved, ensures the integrality of tunnel duct piece, paving is changed with the running gear and rubber-tyred subway of tunnel curved surface and plane
Machine.
Technical solution used by the utility model is：A kind of running gear being applicable in tunnel curved surface and plane, feature
It is：Including supporting rack, the both sides on supporting rack are equipped with walking mechanism, and the walking mechanism includes walking frame, the traveling
Frame is flexibly connected with supporting rack, and the telescoping mechanism being arranged along length of tunnel direction is equipped on supporting rack, the telescoping mechanism
Telescopic end is connected with the upper end of walking frame, and the walking frame includes upper bracket and lower bracket, and the two is hinged, on lower bracket
It is installed on travelling wheel group, the lower bracket is hinged by adjusting mechanism and upper bracket, and the wheel face of traveling wheel group includes cylinder wheel face
The circular cone wheel face being connected with cylinder wheel face is big outer small in the outer diameter of the circular cone wheel face.
According to the above technical scheme, the adjustment mechanism is screw rod adjustment mechanism comprising external threaded and inner screw sheath
Cylinder, the two are connected through a screw thread, and the both ends of the screw rod adjustment mechanism are respectively articulated with lower bracket and supporting rack.
According to the above technical scheme, the telescoping mechanism is angling cylinder.
According to the above technical scheme, the traveling wheel group is rubber-tyred structure.
A kind of rubber-tyred subway changes paving machine, it is characterised in that：Row including being applicable in tunnel curved surface and plane as described above
Walking apparatus.
According to the above technical scheme, further include portal-framed structure, raising structure, become across structure, electrical system, hydraulic system, institute
It includes girder and the pillar construction for being installed in girder both sides to state portal-framed structure, and the pillar construction is at least the flexible knot of two level
Structure, the girder are at least two level stretching structure, and the raising structure is installed on door frame, and branch is also configured on pillar construction
Leg structure.
According to the above technical scheme, it is additionally provided with self-level(l)ing device, the self-level(l)ing device is included in setting in the middle part of girder
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 other side of girder
It 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 that PLC control modules control running gear realize correction.
According to the above technical scheme, the length of the first pull rod and the second pull rod is identical with weight.
According to the above technical scheme, change is also configured with across mechanism, and described become across mechanism includes being symmetrically mounted on portal-framed structure two
The support telescopic part of side, the mounting base in the fixing end and girder of the support telescopic part are hinged, external part and column it is upper
Portion is hinged.
Having the beneficial effect that acquired by the utility model：
1, the running gear of the utility model adapts to different tube wall radiuses songs using the wheel group structure design of revolution+multiple twin branch
Face, inclined-plane and plane construction, directly walk on tube wall, the pressure of tube wall, improves the safety of construction when reducing construction；
2, the rubber-tyred subway of the utility model changes paving machine and reduces the interim rail work of laying that subway is laid a railway track using running gear
Sequence reduces cost input, ensures the duration.
Description of the drawings
Fig. 1 is the side view of the running gear of the utility model.
Fig. 2 is the sectional view of the utility model travelling wheel group.
The structure chart of the screw rod adjustment mechanism of Fig. 3 the utility model.
Fig. 4 is that the travelling wheel group of the utility model is walked schematic diagram on tube wall.
Fig. 5 is the structure chart that the utility model rubber-tyred subway changes paving machine.
Fig. 6 the utility model rubber-tyred subways change the side view of paving machine.
The front view of the door frame mechanism of Fig. 7 the utility model.
Fig. 8 is the vertical view of the portal-framed structure of the utility model.
The side view of the portal-framed structure of Fig. 9 the utility model.
Figure 10 is the vertical view of the girder of the utility model.
The door frame configuration lifting mechanism of Figure 11 the utility model and the front view of suspender.
Figure 12 is that the door frame of utility model configures the vertical view of lifting mechanism and suspender.
Figure 13 is the structural schematic diagram that self-level(l)ing device is arranged in the utility model.
Figure 14 a-14c are the status diagram for hindering resistance pull rod and slidingtype resistance configuration in the utility model surely.
Figure 15 is the circuit diagram of self-level(l)ing device in the utility model.
Figure 16 a-16e be the utility model rubber-tyred subway change in paving machine realize become across working condition change schematic diagram.
Figure 17-18 is that the utility model rubber-tyred subway changes schematic diagram of paving machine during subway work.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figs. 1-2, a kind of running gear being applicable in tunnel curved surface and plane, including support are present embodiments provided
Frame, the both sides on supporting rack are equipped with walking mechanism, and the walking mechanism includes walking frame 28, the walking frame 28 and supporting rack
It is flexibly connected by four point contact type floating bearings 26, the telescoping mechanism being arranged along length of tunnel direction is equipped on supporting rack,
The telescopic end of the telescoping mechanism is connected with the upper end of walking frame 28, and the walking frame 28 includes upper bracket 31 and lower bracket 33,
The two is hinged, and travelling wheel group 29 is installed on lower bracket 33, and the lower bracket 33 cuts with scissors by adjusting mechanism and upper bracket
It connects, the traveling wheel group is rubber-tyred structure, and the wheel face of traveling wheel group 29 includes cylinder wheel face 2901 and is connected with cylinder wheel face
The circular cone wheel face 2902 connect is big outer small in the outer diameter of the circular cone wheel face 2902.
In the present embodiment, the telescoping mechanism be angling cylinder 27, on supporting rack be equipped with hydraulic system pumping plant, for for
Angling cylinder 27 provides hydraulic power, and in the present embodiment, two groups of walking mechanisms are equipped in the bi-directional symmetrical of supporting rack.
As shown in figure 3, the adjustment mechanism is screw rod adjustment mechanism 30 comprising external threaded 34 and inner thread sleeve
35, the two is connected through a screw thread, and both ends and the lower bracket 33 and supporting rack of the screw rod adjustment mechanism are respectively articulated with.Pass through adjusting
Screw rod adjustment mechanism 30 can realize that wheel group vertically arbitrarily adjusts function within the scope of 0-45 °, pass through locking nut after adjustment
It is fixed.
Rubber-tyred travelling wheel group 29 can be pasted preferably using customization tire, oblique tread structure type on tube wall, level land
Ground is closed, stressing conditions are preferable.
The running gear of the utility model can be installed in subway and change on paving machine, can also be installed on flatcar, to adapt to
Different tunnel radius constructions, by the way that the rubber-tyred running mechanism that can be adjusted is arranged, it is ensured that tread has with tunnel tube wall
Good contact reduces the concentration pressure of tube wall, real by being equipped with revolution+bis- hinged structures in design using customization tire
Existing walking apparatus is walked on different-diameter hole wall and level land, as shown in Figure 4.
As shown in Figure 5,6, the present embodiment additionally provides a kind of rubber-tyred subway and changes paving machine comprising portal-framed structure 5, raising
Structure 6 becomes across structure 7, multifunctional hanging tool 8, electrical system 9, hydraulic system 10, above-mentioned running gear 11, the portal-framed structure
Including girder and it is installed in the pillar constructions of girder both sides, the pillar construction is at least two level stretching structure, the girder
At least two level stretching structure, the raising structure are installed on door frame, and leg structure is also configured on pillar construction.
As Figure 7-9, portal-framed structure is mainly by 1 set of 12, two sets of girder traversing oil cylinder 14, two of pillar construction 13, four
Set turns 16, four jacking cylinders 17 of supporting leg and forms.
As shown in Figure 10, girder 12 is main is welded into frame-shaped construction using type pipe, is equipped with traversing change across mechanism, has two level
Telescopic, traversing become across mechanism includes mounting base 20, and outer sleeve 19 is equipped in 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
It stretches in outer sleeve 19, becomes the construction operation requirement that can meet different pore size tunnel across range.When become across be adjusted to accordingly across
When angle value is constructed, girder inner and outer sleeves are fixed using axis pin 21, setting rectangular configuration 22 is for installing lifting machine 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 is welded using Q345B type pipes, and there is Telescopic, upper and lower shaft to realize height by jacking cylinder 17
Degree adjustment, adjustment stroke can meet the Clearance Requirement that different construction spaces change paving machine.
Supporting leg 16 is turned in the setting of 13 lower part of pillar construction, conveniently passes through platform.
As shown in Figure 11,12, lifting mechanism 6 is by being fixed on two sets of pulley blocks, 23, two hydraulic wireline winch 24 on girder top
It is formed with steel wire rope 25.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
It impacts small, operates steadily, stepless speed regulation may be implemented.Steel wire rope one end is fixed on winch, and the other end is solid by wedge and cover of wedge
It is scheduled on girder, stress is bigger, and steel wire rope is fixed more firm.
Tube wall changes the main carrying basis of paving crane as rubber-tyred, on the one hand must assure that tube wall stress in construction
Area is big, reduces concentrfated load, it is ensured that tube wall stress safety；What another aspect was lifted since crane capacity must satisfy 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 when design, the forced area of equipment and tube wall is on the other hand increased, reduces pipe
Wall bears pressure；Tire is customized using special material when design, on the one hand ensures holding for tire while meeting structure size
Carry power；Second is that when subway work, tunnel cross sectional shape has circle, rectangle, 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 the different tread requirements such as must meet round 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 adopted using hydraulic pressure wheel side speed reducer four-wheel drive structure between wheel group and door frame equipped with two sets of running gears
With four point contact type floating bearings, axial force and radial load when construction can be born.
Meanwhile wheel group has both of which of manually and automatically rectifying a deviation：When flat line is walked, gravity sensor on girder with
Steering cylinder forms a closed loop feedback system, real-time automatic deviation correction.When deflect it is larger, change paving machine can not automatic deviation correction when, can
Correction is manually controlled by operation console.Encoder is set in both sides, ensures that two side wheel group travelings synchronize.
Corresponding running gear, the rubber-tyred of the present embodiment change paving machine and are additionally provided with self-level(l)ing device, work as both sides for adjusting
The height of travelling wheel group is inconsistent, implements to rectify a deviation by steering cylinder.As illustrated in figs. 13-14, the self-level(l)ing device includes
Slidingtype resistance 50, the first pull rod 46, the second pull rod 49, control-rod 48, potential detection instrument, the PLC being arranged in the middle part of girder
Control module, one end of the first pull rod 46 and the side of girder are hinged, and the other end is hinged with control-rod 48, and described second draws
One end of bar 49 and the other side of girder are hinged, and the other end of the other end and control-rod 48 is hinged, the control-rod 48
Middle part is slidably matched equipped with sliding block 47 with slidingtype resistance 50, and the potential detection instrument is respectively used to detection slidingtype resistance two
The potential of side fixed value resistance, and PLC control modules are transmitted a signal to, PLC control modules control the telescoping mechanism of running gear
Realize that correction, circuit diagram are as shown in figure 15.Wherein, the first pull rod 46 is identical with weight with the length of the second pull rod 49.
Before debugging, adjusts both sides fixed value resistance and pull rod is isometric, ensure that the control-rod 48 of swept resistance is located at position in Figure 14
（a）, when construction, when deviation occurs in the girder height of both sides, two pull rods just will appear inclination, to drive swept resistance
Control-rod 50 makes the potential value of both sides deviation occur, when deviation is larger, such as Figure 14（b）（c）, PLC control modules will pass through
The steering cylinder for controlling 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 span, height that paving machine must satisfy when constructing in different radii；The maintenance of concrete simultaneously
Be an important factor for influencing to lay a railway track efficiency, when previous construction, change the change of paving crane after it must wait for railway roadbed hardening 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 when 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, rubber-tyred subway changes paving machine and is equipped with interim become across mechanism 7, by being installed on girder 12 and column
Four support telescopic parts between structure 13 realize interim become across meeting the headroom of different cross section space construction of constructing in tunnel
It is required that.In the present embodiment, support telescopic part is support cylinder 36.
Four sets of support cylinders 36 are arranged in complete machine altogether, and fixing end mounting base is set to girder support cylinder top mounting base 20
Place, external part mounting base are set to the column body outer end of pillar construction 13, and both ends are all made of pin shaft joint.Increasing when construction
Coupling stiffness between door frame and girder, door frame deforms after reducing load.Length, branch can be adjusted when construction according to actually required span
It supports oil cylinder and stroke is locked using hydraulic lock.
As shown in Figure 16 b-16e, when equipment need become across when：
（1）By falsework 37 be put in smooth good track ground or on the basis of, make itself and change paving machine contraposition；（Such as figure
16b）
（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
Straight state；（Such as Figure 16 c）
（3）Start oil cylinder telescoping mechanism, oil cylinder is made to extend, until being aligned with 37 connection place of falsework, fixed oil cylinder；
（Such as Figure 16 d）
（4）Start oil cylinder, continue to extend so that lock support oil cylinder after rubber-tyred subway changes paving machine travelling wheel group vacantly
31；（Such as Figure 16 e）
（5）It is hanging that rubber-tyred subway changes paving machine travelling wheel group, starts the traversing oil cylinder of girder 14 and rubber-tyred subway can be realized
Change paving machine temporarily become across.
（6）Multifunctional hanging tool.
When construction, Construction State as shown in figs. 17-18, when 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 in tunnel 1 according to line direction
The section of track is filled, and configures hydraulic mounting support 3, rubber-tyred transports rail flatcar 4 and 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 running gear being applicable in tunnel curved surface and plane, it is characterised in that：Including supporting rack, the both sides on supporting rack
Equipped with walking mechanism, the walking mechanism includes walking frame, and the walking frame is flexibly connected with supporting rack, is equipped on supporting rack
Along the telescoping mechanism of length of tunnel direction setting, the telescopic end of the telescoping mechanism is connected with the upper end of walking frame, the traveling
Frame includes upper bracket and lower bracket, and the two is hinged, and is installed on travelling wheel group on lower bracket, the lower bracket by adjusting
Mechanism and upper bracket are hinged, and the wheel face of traveling wheel group includes cylinder wheel face and the circular cone wheel face being connected with cylinder wheel face, described
It is big outer small in the outer diameter of circular cone wheel face.
2. the running gear according to claim 1 for being applicable in tunnel curved surface and plane, it is characterised in that：The adjustment mechanism
For screw rod adjustment mechanism comprising external threaded and inner thread sleeve, the two are connected through a screw thread, the screw rod adjustment mechanism
Both ends be respectively articulated with lower bracket and supporting rack.
3. the running gear according to claim 1 or 2 for being applicable in tunnel curved surface and plane, it is characterised in that：It is described flexible
Mechanism is angling cylinder.
4. the running gear according to claim 1 or 2 for being applicable in tunnel curved surface and plane, it is characterised in that：The walking
Wheel group is rubber-tyred structure.
5. a kind of rubber-tyred subway changes paving machine, it is characterised in that：Including being applicable in described in any claim in claim 1-4
The running gear of tunnel curved surface and plane.
6. rubber-tyred subway according to claim 5 changes paving machine, it is characterised in that：Further include portal-framed structure, raising structure,
Becoming across structure, electrical system, hydraulic system, the portal-framed structure includes girder and the pillar construction for being installed in girder both sides,
The pillar construction is at least two level stretching structure, and the girder is at least two level stretching structure, and the raising structure is installed in
On door frame, leg structure is also configured on pillar construction.
7. rubber-tyred subway according to claim 5 or 6 changes paving machine, it is characterised in that：It is additionally provided with self-level(l)ing device, institute
It states self-level(l)ing device and is included in the slidingtype resistance being arranged 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 other 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 it is fixed that the potential detection instrument is respectively used to detection slidingtype resistance both sides
It is worth the potential of resistance, and transmits a signal to PLC control modules, the telescoping mechanism that PLC control modules control running gear is realized
Correction.
8. rubber-tyred subway according to claim 7 changes paving machine, it is characterised in that：The length of first pull rod and the second pull rod
It is identical with weight.
9. rubber-tyred subway according to claim 5 or 6 changes paving machine, it is characterised in that：It is also configured with and becomes across mechanism, it is described
It includes being symmetrically mounted on the support telescopic part of portal-framed structure both sides to become across mechanism, in the fixing end and girder of the support telescopic part
Mounting base be hinged, the top of external part and column is hinged.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602966.8U CN207646552U (en) | 2017-11-24 | 2017-11-24 | A kind of running gear being applicable in tunnel curved surface and plane and rubber-tyred subway change paving machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602966.8U CN207646552U (en) | 2017-11-24 | 2017-11-24 | A kind of running gear being applicable in tunnel curved surface and plane and rubber-tyred subway change paving machine |
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| CN207646552U true CN207646552U (en) | 2018-07-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112479044A (en) * | 2020-10-28 | 2021-03-12 | 中建五局土木工程有限公司 | Wireless control hoisting equipment |
-
2017
- 2017-11-24 CN CN201721602966.8U patent/CN207646552U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112479044A (en) * | 2020-10-28 | 2021-03-12 | 中建五局土木工程有限公司 | Wireless control hoisting equipment |
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