CN110725169A - Multifunctional magnetic suspension train track transporting and laying machine - Google Patents
Multifunctional magnetic suspension train track transporting and laying machine Download PDFInfo
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- CN110725169A CN110725169A CN201911131937.1A CN201911131937A CN110725169A CN 110725169 A CN110725169 A CN 110725169A CN 201911131937 A CN201911131937 A CN 201911131937A CN 110725169 A CN110725169 A CN 110725169A
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- 239000000725 suspension Substances 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 74
- 238000004873 anchoring Methods 0.000 claims description 26
- 238000005339 levitation Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000009194 climbing Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 21
- 230000008901 benefit Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 80
- 238000000034 method Methods 0.000 description 24
- 230000008569 process Effects 0.000 description 23
- 238000013461 design Methods 0.000 description 10
- 230000009471 action Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000010720 hydraulic oil Substances 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
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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
- E01B29/16—Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track
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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
- E01B29/16—Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track
- E01B29/20—Moving rails placed on installed sleepers in the plane track
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Abstract
The invention relates to the technical field of magnetic suspension train track laying equipment, in particular to a multifunctional magnetic suspension train track transporting and laying machine, which comprises a rack assembly, a generator set, an electrical control system and a hydraulic power system, wherein the generator set is connected with the rack assembly; the stepping type travelling mechanism is core equipment for driving the rack assembly to move on the rail in a stepping mode, and the rack assembly can move on the rail in the stepping mode, so that the track can be moved by using a new laying rail, and the rack assembly can be fixed on the new laying rail to complete track laying operation. The rack assembly can be provided with a plurality of rail conveying and laying related devices to finish rail conveying and laying. The invention improves the construction operation efficiency, reduces the investment of track laying equipment, reduces the cost of manpower and material resources, and achieves the aims of comprehensively saving various costs and creating higher economic benefits.
Description
Technical Field
The invention relates to the technical field of magnetic suspension train track laying equipment, in particular to a multifunctional magnetic suspension train track transporting and laying machine.
Background
Magnetic levitation trains are one of urban transportation means, and because they run in the whole section and run in cities, rail yards cannot be stored all around along the rails. In addition, the track structure and the operation mode of the magnetic suspension train are different from those of the existing common rail train, so that the track laying of the magnetic suspension train and the track laying of the common rail train have great difference, namely, in the track laying process of the common rail train, the hoisting and laying of the track can use a new track to carry out track laying operation, but the track laying of the magnetic suspension train can not use the new track, so that the current common track laying equipment (designed according to the track laying of the common rail train) can not meet the track laying requirement of the magnetic suspension train.
In addition, magnetic levitation vehicles also have open air travel sections, tunnel travel sections, underground travel sections, curved road sections, small slope sections, and the like, and thus the tracks of magnetic levitation vehicles also have open air laying, underground laying, tunnel laying, and curve laying. The track is maintained and replaced after the track is newly laid, and a plurality of different schemes are needed to be designed according to different laying situations according to different road conditions.
Different laying schemes need corresponding laying equipment to finish track laying, but multiple construction schemes and construction equipment are needed due to the adoption of multiple sets of construction methods, the problem of transfer also exists in hoisting and track storage of tracks, the management links of the whole project track laying construction process are too many, high-efficiency coordination is difficult to achieve, the cost of laying equipment is relatively high, the number of equipment maintenance links is also large, the cost of the track laying links is high, and the efficiency is low.
Disclosure of Invention
The problem of laying the rails of different road sections is comprehensively considered, and how to provide a magnetic suspension track laying system is provided by combining the overall project requirements, project stock yard conditions, track road condition conditions, the whole track laying period requirements of track laying and track correction and the like so as to improve the track laying efficiency, so that the problem to be solved by technical personnel in the field is solved urgently.
In order to achieve the above purpose, the invention provides the following technical scheme:
a multifunctional magnetic suspension train track transporting and laying machine comprises: a frame assembly; the generator set is arranged on the rack assembly and used for providing electric energy; the electric control system is used for controlling the electric equipment in the multifunctional magnetic suspension train track transporting and laying machine; the hydraulic power system is used for providing hydraulic power and comprises a hydraulic station; and the stepping type travelling mechanism is arranged at the bottom of the frame assembly and used for driving the frame assembly to move on the track in a stepping manner, and a hydraulic control system of the stepping type travelling mechanism is connected with the hydraulic station.
Preferably, a hoisting system is arranged in the rack assembly, the hoisting system comprises two longitudinal rails arranged in parallel, a transverse rail is in sliding fit with the longitudinal rails, and a hoisting trolley is arranged on the transverse rail.
Preferably, step-by-step running gear including be used for the lifting frame walking climbing mechanism of frame assembly, be used for with frame assembly sliding fit realizes the walking beam that the frame assembly is step-by-step on the frame assembly articulates there is step-by-step cylinder, step-by-step cylinder's end with walking beam power is connected, is used for the drive walking beam removes or stimulates the frame assembly in move on the walking beam.
Preferably, a locking mechanism is arranged at the tail end of the stepping oil cylinder, the locking mechanism is provided with a telescopic locking pin, and a lock hole in plug-in fit with the locking pin is formed in the walking beam.
Preferably, the walking beam is an inverted U-shaped groove steel structure, and a guide device which is abutted against an anchoring bolt of a magnetic suspension train track and used for moving and guiding the walking beam is arranged on the inner side surface of the walking beam.
Preferably, two groups of walking beams are arranged, and the two groups of walking beams are arranged at the lower side of the rack assembly at intervals; and the bottom of the frame assembly is provided with two groups of bend walking adjusting hydraulic cylinders, and the tail ends of the bend walking adjusting hydraulic cylinders are connected with sliding blocks which can be abutted against or in sliding fit with the top surfaces of the walking beams through ball joints.
Preferably, a horizontal adjusting device used for adjusting the walking beam in the horizontal direction is arranged on the rack assembly through a transverse pull oil cylinder, and the horizontal adjusting device is sleeved on the walking beam in a clamping manner.
Preferably, the bottom of the frame assembly is provided with an overturn-preventing wind-proof fixed anchor.
Preferably, the overturn-preventing wind-proof fixed anchor is arranged at the bottom of the rack assembly in a vertically adjustable manner through an anchoring oil cylinder.
Compared with the prior art, the invention has the following beneficial effects:
the invention provides a multifunctional magnetic suspension train track transporting and track laying machine, which comprises: the rack assembly is used for loading track beams and the like; the hydraulic power system is used for providing electric energy and hydraulic energy for the electrical equipment and controlling the electrical equipment; the stepping type travelling mechanism is core equipment for driving the rack assembly to move on the rail in a stepping mode, and the rack assembly can move on the rail in the stepping mode, so that the track can be moved by using a new laying rail, and the rack assembly can be fixed on the new laying rail to complete track laying operation. The frame assembly is used as a keel framework of the invention, and various devices related to rail transportation and laying can be arranged in the frame assembly to assist in completing rail transportation and laying.
The invention relates to a multifunctional rail transporting and laying machine for a maglev train, which is designed according to the rail laying engineering quantity, the rail storage stock yard position and the rail section condition, the rail laying and correcting time period and the rail laying flow period, and can meet the technical requirements of rail laying of various road conditions, ensure the efficient construction of the whole process of installing and debugging the rail from the stock yard suspended rail transportation to the rail laying site, solve the problem that the rail can be safely laid under the working condition of each section, modify the design according to the stock yard setting condition and the engineering progress requirement, realize the purpose of efficient construction, reduce the cost and energy consumption of the rail laying equipment, improve the production efficiency, simplify the process links and create certain economic value. The invention can realize the scientific design of engineering. The construction efficiency is improved, the investment of track laying equipment is reduced, the cost of manpower and material resources is reduced, and the aims of comprehensively saving various costs and creating higher economic benefits are fulfilled.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. Wherein:
FIG. 1 is a schematic structural diagram of the multifunctional maglev train track transportation and laying machine during outdoor straight-line track laying;
FIG. 2 is a schematic structural diagram of the multifunctional maglev train track transport and laying machine during track laying at an outdoor curve section;
FIG. 3 is a schematic view of a partial structure of the stepping cylinder according to the embodiment of the present invention;
FIG. 4 is a side view of FIG. 3;
FIG. 5 is a schematic structural diagram of the multifunctional maglev train track transportation and rail laying machine in the use state according to the embodiment of the invention;
in fig. 1 to 5, the correspondence between the part names and the reference numerals is:
the device comprises a frame assembly 1, a longitudinal rail 2, a transverse rail 3, a hoisting trolley 4, a frame walking jacking mechanism 5, a walking beam 6, a stepping oil cylinder 7, a locking mechanism 8, a guiding device 9, a curve walking adjusting hydraulic cylinder 10, a sliding block 11, an anti-overturn windproof fixed anchor 12, an anchoring oil cylinder 13, a transverse pulling oil cylinder 14 and a horizontal adjusting device 15.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. The various examples are provided by way of explanation of the invention, and not limitation of the invention. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present invention without departing from the scope or spirit thereof. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present invention encompass such modifications and variations as fall within the scope of the appended claims and equivalents thereof.
In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected" and "connected" used herein should be interpreted broadly, and may include, for example, a fixed connection or a detachable connection; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
Referring to fig. 1 to 5, fig. 1 is a schematic structural diagram of a multifunctional maglev train track transportation and laying machine for track transportation and laying of the present invention in an outdoor straight-line track laying; FIG. 2 is a schematic structural diagram of the multifunctional maglev train track transport and laying machine during track laying at an outdoor curve section; FIG. 3 is a schematic view of a partial structure of the stepping cylinder according to the embodiment of the present invention; FIG. 4 is a side view of FIG. 3; FIG. 5 is a schematic structural diagram of the multifunctional maglev train track transportation and rail laying machine in the use state in the embodiment of the invention
The invention provides a multifunctional magnetic suspension train track transporting and track laying machine, which comprises: a rack assembly 1; the generator set is arranged on the rack assembly 1 and used for providing electric energy; the electric control system is used for controlling the electric equipment in the multifunctional magnetic suspension train track transporting and laying machine; the hydraulic power system is used for providing hydraulic power and comprises a hydraulic station; the stepping type travelling mechanism is arranged at the bottom of the rack assembly 1 and used for driving the rack assembly 1 to move on the track in a stepping mode, and a hydraulic control system of the stepping type travelling mechanism is connected with the hydraulic station.
The multifunctional magnetic suspension train track transporting and laying machine has two transportation mechanisms, namely a track transporting mechanism and a track laying mechanism, and only has a transportation function, and the track laying machine has both a transportation function and a track laying function. The main body structures of the rail transporting machine and the rail paving machine are the same, and the difference is that a hoisting system is arranged on the rail paving machine, and rail paving parts loaded on the rail transporting machine or the rail paving machine can be hoisted to a rail beam through the hoisting system.
The outline of the frame assembly 1 is similar to the outline of an actual magnetic suspension train, so that the maximum bearing capacity of the frame assembly is guaranteed, and meanwhile, the frame assembly can smoothly pass along the track (if the frame assembly 1 is too large, the frame assembly cannot enter a culvert or a tunnel, if the frame assembly 1 is too small, the bearing capacity is small, and the laying mileage of the frame assembly 1 in one round trip can be reduced.)
The frame assembly 1 is used for conveying all parts used when a magnetic suspension train track is laid, and in order to meet the transportation requirement of a component part with larger mass, a hoisting system is arranged in the frame assembly 1 and comprises two longitudinal tracks 2 arranged in parallel, a transverse track 3 in sliding fit with the longitudinal tracks 2, and a hoisting trolley 4 is arranged on the transverse track 3. The longitudinal rail 2 is fixedly arranged on the inner top of the rack assembly 1, an electric mechanism or a hydraulic motor structure is arranged on the longitudinal rail 2, and the transverse rail 3 is arranged through the electric mechanism or the hydraulic motor structure. An electric mechanism or a hydraulic motor structure is also arranged on the transverse rail 3, and a hoisting trolley 4 is arranged through the electric mechanism or the hydraulic motor structure arranged on the transverse rail 3. Because the longitudinal rail 2 is longer in extension length, in order to avoid the problem of bending, the invention arranges the zipper mechanism on the top of the frame assembly 1, the zipper mechanism is connected with the longitudinal rail 2 and forms a triangular structure, and the zipper mechanism can be used for increasing the deformation resistance of the longitudinal rail 2.
Specifically, the stepping type travelling mechanism comprises a frame travelling jacking mechanism 5 used for lifting the frame assembly 1 and a travelling beam 6 used for realizing stepping of the frame assembly 1 in a sliding fit manner with the frame assembly 1, a stepping oil cylinder 7 is hinged to the frame assembly 1, and the tail end of the stepping oil cylinder 7 is in power connection with the travelling beam 6 and used for driving the travelling beam 6 to move or pulling the frame assembly 1 to move on the travelling beam 6.
When the stepping oil cylinder 7 is used for pulling the rack assembly 1 to slide on the walking beam 6, the end part of the stepping oil cylinder 7 needs to be stably (non-slidably) hinged with the walking beam 6, therefore, the invention is provided with the locking mechanism 8 at the tail end of the stepping oil cylinder 7, the locking mechanism 8 is provided with the telescopic locking pin, and the walking beam 6 is provided with the lock hole which is in inserted fit with the locking pin.
Specifically, the walking beam 6 is an inverted U-shaped groove steel structure, and a guide device 9 which abuts against an anchor bolt of the magnetic suspension train track and is used for movably guiding the walking beam 6 is arranged on the inner side surface of the walking beam 6.
Specifically, two groups of walking beams 6 are arranged, and the two groups of walking beams 6 are arranged at the lower side of the rack assembly 1 at intervals; two groups of curve walking adjusting hydraulic cylinders 10 are arranged at the bottom of the frame assembly 1, and the tail ends of the curve walking adjusting hydraulic cylinders 10 are connected with sliding blocks 11 which can be abutted against or in sliding fit with the top surfaces of the walking beams 6 through ball hinges.
The invention is characterized in that a horizontal adjusting device 15 for adjusting a walking beam 6 in the horizontal direction is arranged on a frame assembly 1 through a transverse pull oil cylinder 14, and the horizontal adjusting device 15 is clamped on the walking beam 6 in a sleeving manner.
In order to improve the stability of the frame assembly 1 during traveling and operation, the bottom of the frame assembly 1 is provided with an anti-overturning windproof fixed anchor 12. Specifically, the overturn-preventing wind-proof fixing anchor 12 is disposed at the bottom of the frame assembly 1 via an anchoring cylinder 13 in a vertically adjustable manner.
In the multifunctional magnetic suspension train track transporting and laying machine provided by the invention, the multifunctional magnetic suspension train track transporting and laying machine (for convenience of description, the track laying machine is simply referred to as a track laying machine hereinafter) can carry out special design adjustment and equipment control system setting according to different regional projects, according to the overall construction requirement of project track laying, the track stock ground position, the road condition of a running track, the project construction progress requirement, the construction efficiency requirement and the like, so that the track laying machine can efficiently complete track laying tasks.
Through reasonable structural design, the invention can meet the laying operation requirement of the whole track and the subsequent track replacement operation requirement only by one set of track transporting machine and one set of track laying machine. The two sets of mechanical equipment provided by the invention can enable the whole track laying construction process to be easy to scientifically design, and have the advantages of high construction efficiency, low track laying construction cost, high economic benefit and the like.
Specifically, in the present invention, the apparatus is composed as follows:
the multifunctional magnetic suspension train track transporting and laying machine consists of a track laying machine and a track transporting machine, and the two devices can work independently.
The track laying machine comprises a frame assembly 1, a lifting trolley 4, a frame walking jacking mechanism 5, a walking beam 6, a stepping walking mechanism and a hydraulic control system, a walking beam 6 guide device 9 assembly and a hydraulic control system, a bending section walking automatic adjusting device and a hydraulic control system, an anti-overturn and windproof anchoring safety protection mechanism and a hydraulic control system, a frame anti-overturn device, a power assembly, a hydraulic station assembly, an electrical control system, a combined stacking rod and the like.
The rail transporting machine comprises a frame assembly 1, a frame walking jacking mechanism 5 assembly, a walking beam 6, a stepping walking mechanism and a hydraulic control system, a walking beam 6 complete mechanism assembly, a walking beam 6 guide device 9 assembly and a hydraulic control system, a bending section walking automatic adjusting device and a hydraulic control system, an anti-overturn and windproof anchoring safety protection mechanism and a hydraulic control system, a frame anti-overturn device, a power assembly, a hydraulic station assembly, an electrical control system, a combined stacking rod and the like.
In the rail paving machine and the rail transporting machine, the two devices are similar in structure, the generator set is adopted to provide energy, the electrical control system is used for controlling and operating the devices integrally, and the hydraulic station is provided to realize the device action by adopting hydraulic power.
The track laying flow design of the invention is as follows:
designing working processes according to the distance from a stock yard to a laying site, the total amount of one-time rail transportation and accessories of a transport vehicle (the total number of the one-time rail transportation), on-site rail laying, adjusting the working time period and the like, and loading rails according to the processes, transporting rails, unloading and transferring, returning the rail transportation vehicle to the rail transportation vehicle, laying on-site suspended rails, correcting rails, completing the rail laying of the single section of rails, controlling the rail laying vehicle to run to the next section of rail laying position on site, and then circulating to finish the rail laying.
1. The working principle of the rail transporting machine is as follows:
1a, hoisting a track beam, a track and accessories:
starting a generator set to generate electricity, powering an electrical control system to operate, starting a hydraulic station to operate, switching a manual control system, pressing a top frame button, automatically controlling a top frame oil cylinder to lift a rack assembly 1 in place (simultaneously lifting a walking beam 6 to be separated from a rail table), synchronously starting an anchoring oil cylinder 13 of an anti-overturning and windproof anchoring safety protection mechanism in a delayed mode by a control system to lower a safety protection frame in place, starting a stepping oil cylinder 7 to move the walking beam 6 forward for a cycle, pressing a rack lowering return button, controlling the top frame return oil cylinder to lower the rack assembly 1 onto the walking beam 6 by the control system to return, controlling the system to stop, lifting rails and accessories, and completing the procedures of classified lifting, stacking in place, fixing and lifting according to a shipping design scheme of one shipping total number of knots.
1b, carrying out load operation on the rail transporting machine:
starting a generator set to generate power, electrifying an electric control system to operate, starting a hydraulic station to operate, switching a forward automatic control system, and pressing a forward button of the whole machine (the system automatically controls to complete the following actions in sequence): starting an anchoring oil cylinder 13 of the anti-overturning and anti-wind anchoring safety protection mechanism to lift to an operation safety protection setting position, starting a stepping oil cylinder 7 to pull a rack assembly 1 to move forwards by a circulation position to be in place, starting a jacking oil cylinder to jack the rack assembly 1 to be in place (simultaneously lifting a walking beam 6 to be separated from a track table), starting the stepping oil cylinder 7 to pull the walking beam 6 to move forwards by a circulation position to be in place, starting the jacking oil cylinder to lower the rack assembly 1 to be in place (simultaneously lowering the walking beam 6 to the track table and lowering the rack assembly 1 to the walking beam 6), repeating the processes in sequence until a track laying site, automatically controlling an automatic control system to stop running, switching a manual control to manually control a track transporting machine to run to a corresponding unloading position according to the action process if necessary, manually controlling to stop unloading and unloading after unloading, and repeating the operation process, and opening the rail transporting machine back to the goods yard for next round of transportation work.
1c, no-load return operation of the rail transporting machine:
starting a generator set to generate power, enabling an electrical control system to be electrified to operate, starting a hydraulic station to operate, switching to return to an automatic control system, and pressing a return button of the whole machine (the system automatically controls to complete the following actions in sequence): starting an anchoring oil cylinder 13 of the anti-overturning and anti-wind anchoring safety protection mechanism to lift to an operation safety protection setting position, starting a jacking oil cylinder to jack a rack assembly 1 in place (simultaneously lifting a walking beam 6 to be separated from a track table), starting a stepping oil cylinder 7 to pull the walking beam 6 and then move a cycle position in place, starting the jacking oil cylinder to lower the rack in place (simultaneously returning the walking beam 6 to the track table and putting the rack assembly 1 on the walking beam 6), starting the stepping oil cylinder 7 to pull the rack assembly 1 and then move the rack assembly 1 in place in a cycle position (completing a cycle backward movement action), sequentially repeating the processes until a goods yard is reached, automatically controlling an automatic control system to stop operation, and if necessary, adjusting the parking position of a lower wheel hoisting track of a transport vehicle, the rail transporting machine can be switched to be manually controlled to operate to the corresponding hoisting position according to the action process, the rail transporting machine is manually controlled to be stopped and loaded after being in place, and the rail transporting machine returns to the operation process to complete the operation.
2. The working principle of the track laying machine is as follows:
2a, unloading:
starting a generator set to generate power, electrifying the electric control system to operate, starting the lifting trolley 4 to operate to the unloading side, sequentially transferring the track beam, the track and the accessories from the track transfer machine to the platform of the track laying machine, after unloading and unloading, operating the lifting trolley 4 to the side of the track laying machine, and finishing the unloading process.
2b, track laying:
the power generation of the generator set is started, the electrical control system is electrified to operate, the hoisting trolleys 4 are started to sequentially hoist the rail beam to the rail for installation and adjustment (the operation construction of the hoisting trolleys 4 can be carried out singly, the operation construction of the two hoisting trolleys 4 can be carried out respectively), the installation and adjustment of the hoisting rail (the operation construction of the hoisting trolleys 4 can be carried out singly, the connection construction of the two hoisting trolleys 4 can be carried out), after the installation and adjustment of the single rail is finished, the hoisting trolleys 4 are operated into the frame, and the single rail laying process is finished.
2c, longitudinally moving the track laying machine to enter a next track laying station:
starting a generator set to generate power, electrifying an electric control system to operate, starting a hydraulic station to operate, switching an automatic control system of the track laying machine, and pressing a backward button of the whole machine (the automatic control of the system sequentially finishes the following actions): starting an anchoring oil cylinder 13 of the anti-overturning and windproof anchoring safety protection mechanism to lift to a backward movement operation safety protection setting position, starting a jacking oil cylinder to jack a rack assembly 1 in place (simultaneously lifting a walking beam 6 to be separated from a track table), starting a stepping oil cylinder 7 to pull the walking beam 6 to move backward until the walking beam 6 enters the setting position of a next track laying parking space, automatically starting the jacking oil cylinder by a system after the walking beam 6 is in place to lower the rack assembly 1 in place (simultaneously lowering the walking beam 6 to the track table and lowering the rack assembly 1 onto the walking beam 6), starting the stepping oil cylinder 7 to pull the rack assembly 1 until a track laying machine enters the next track laying parking space, automatically controlling by the system after the system is in place to start the anchoring oil cylinder 13 of the anti-overturning and windproof anchoring safety protection mechanism to lower to the track laying safety protection setting position, and automatically controlling by the system to stop operation after the system is in, and the rail paving machine longitudinally moves backwards and enters a next rail paving station process to complete the next rail paving process.
In the invention, the hardware system is composed as follows:
3. frame walking jacking mechanism 5
The frame walking jacking mechanism 5 comprises four sets of jacking oil cylinder assemblies, a spherical hinge support, an installation base, a stroke control device, a hydraulic control system, a PLC control system and the like.
The frame walking jacking mechanism 5 has the functions: the lifting device is mainly used for jacking the frame assembly 1 when the rail transporting machine and the rail paving machine move back and forth, lifting the walking beam 6 to leave the supporting table surface for longitudinal movement back and forth and ensuring that the frame assembly 1 is relatively held and does not slide down all the time in the whole longitudinal movement process of the walking beam 6.
The working principle of jacking the machine frame is as follows: the hydraulic station is started to operate, the frame jacking control system is started, the system controls the electromagnetic directional valve to be electrified, pressure oil enters the oil cylinder rodless cavity jacking frame through the electromagnetic directional valve, the hydraulic control one-way valve and the one-way throttle valve, the oil supplementing loop simultaneously charges and pressurizes oil to the energy accumulator, meanwhile, a rod cavity oil circuit is opened, hydraulic oil flows back to the oil tank through the one-way throttle valve, the hydraulic control one-way valve and the electromagnetic directional valve, after the oil tank is in place, the pressure relay and the travel switch respectively send arrival signals to the PLC control system, after the signals are processed by the PLC control system, the system automatically controls the electromagnet in the hydraulic control loop to be powered off, meanwhile, the electromagnetic directional valve is powered off in a delayed mode, the hydraulic loop is quickly cut off, the oil circuit is.
The pressure maintaining protection working principle of the jacking frame is as follows: when the pressure is reduced to the lowest set value of the pressure maintaining of the load due to leakage, the pressure relay sends a signal to the PLC control system in time, the PLC control system processes the signal, the system controls the electromagnetic directional valve to open the pressure maintaining control loop to maintain the pressure, when the pressure maintaining of the load causes the energy accumulator to still fall to the set value of the lower limit of the pressure maintaining after the pressure maintaining, the pressure relay and the travel switch continue to slide down, the pressure relay and the travel switch send the signal to the PLC control system in time when the pressure slides to the set value, the system directly controls the hydraulic station to start, the electromagnetic directional valve is electrified, the pressure oil enters the rodless cavity of the oil cylinder through the hydraulic valve to be filled with oil and pressurized, the top frame rises and simultaneously fills oil and pressurizes the energy accumulator, when the pressure rises to the proper position and is recovered to the set value, the pressure relay and the travel switch respectively send the on-position signal to the PLC control system, and meanwhile, the electromagnetic directional valve is powered off in a delayed mode, the hydraulic loop is quickly cut off, the oil way is locked, and the load pressure maintaining process is repeated until the load pressure maintaining work is finished.
Jacking frame overload protection theory of operation: when overload exceeds a set value in the jacking or pressure maintaining process, a pressure relay sends a signal to a PLC control system, the system automatically controls a solenoid valve set in a hydraulic control loop to be electrified to open an unloading loop to unload until pressure is recovered, when the unloading pressure is still continuously raised to exceed a secondary redundancy protection set value after the unloading loop is opened, the pressure relay sends the signal to the PLC control system, the system automatically cuts off a power supply of the control system, the system is powered off and stops, and after the reason is checked and eliminated, the control system can be started to continuously operate, so that the safety and the reliability of the jacking rack and the pressure maintaining process are ensured.
4. Rack lowering mechanism
The working principle of the rack lowering mechanism is as follows: the rack lowering homing control system is started, a system controls a specific electromagnetic directional valve to be electrified, pressure oil passes through an electromagnetic ball valve, an oil drainage loop is opened, rodless cavity hydraulic oil drains under the action of load, part of the hydraulic oil enters a rodless cavity of an oil cylinder through a rod cavity oil supplementing pipeline to supplement oil, part of the hydraulic oil flows back to an oil tank, after the hydraulic oil is in place and stabilized, a position signal is sent to the PLC control system through a travel switch, the system automatically controls the electromagnet in the oil drainage control loop to be powered off, the oil drainage loop is quickly cut off, an oil way is locked, the oil cylinder stops sliding downwards, and the rack lowering homing action is completed.
5. Horizontal adjusting mechanism for walking track beam
The horizontal adjusting mechanism of the walking track beam comprises a transverse pull oil cylinder 14, a hinged support, a travel switch, a hydraulic control system, an electric control system and the like.
The walking track beam horizontal adjusting mechanism has the functions: the device is mainly used for adjusting the track gauge during the installation of the track beam, and for fine adjustment when the track transporting machine and the track laying machine run in the longitudinal movement mode and meet the clamping resistance when the bolt of the supporting platform deforms greatly and fine adjustment direction when the track is changed.
The working principle of the walking track beam horizontal adjusting mechanism is as follows: and starting the hydraulic station to operate, manually controlling the transverse pulling oil cylinder 14 to adjust the track gauge according to actual conditions, and manually finely adjusting to avoid jamming and track change.
6. Horizontal adjusting mechanism of rack
The horizontal adjusting mechanism of the rack comprises an oil cylinder, a spherical hinged support, an oil cylinder mounting base, an oil cylinder stroke measuring and controlling instrument, an angular horizontal measuring and controlling instrument, a track beam, a PLC control system and the like.
The horizontal adjusting mechanism of the frame has the functions that: the automatic control system is mainly used for horizontal adjustment of a rack during installation of a rail transporting machine and a rail paving machine, horizontal adjustment of the rack before field operation and horizontal adjustment during load operation, and automatic control for keeping the rack horizontal during operation of the rail transporting machine and the rail paving machine in a curve section of a curve in a matched manner.
The working principle of the rack horizontal adjusting mechanism is as follows: the angular horizontal side control instrument installed on the rack sends the real-time horizontal condition of the rack to the PLC rack horizontal automatic control system, and when the levelness of the rack exceeds a set value, the system automatically controls the supporting oil cylinder at the out-of-tolerance end to ascend or descend and fine-adjust to the set value of the rack level, so that the rack can be kept relatively horizontal under any working condition, and the operation safety of equipment is ensured.
7. Anti-overturning and wind-proof anchoring mechanism
The anti-overturning and anti-wind anchoring mechanism comprises an anchoring oil cylinder 13, a spherical hinged support, an anti-overturning and anti-wind fixed anchor 12, a safety support, a stroke measurement and control instrument, an angle measurement and control instrument, a hydraulic control loop, a PLC control system and the like.
The functions of the anti-overturning and windproof anchoring mechanism are as follows: the automatic control system is mainly used for the rail transporting machine and the rail paving machine, and the rail transporting machine and the rail paving machine cannot overturn no matter under the condition of severe unbalance loading or strong wind under any working condition, so that the operation safety of equipment is ensured, and the automatic control of keeping the rack horizontal when the rail transporting machine and the rail paving machine operate at a curve section of a curve is completed in a matching manner.
8. Automatic adjustment control system for curve section walking of curve
The automatic adjustment control system for curve section walking comprises the following components and working principles: the automatic adjustment control system for the curve section walking comprises: the curve section walking automatic adjustment control system comprises a curve walking adjusting hydraulic cylinder 10 hydraulic control loop, an anti-overturning and windproof anchoring mechanism adjusting oil cylinder hydraulic control loop, a pressure relay, an oil cylinder stroke measurement and control instrument, a rack angular horizontal measurement and control instrument, an anti-overturning and windproof anchoring mechanism safety support angular horizontal measurement and control instrument, a PLC control system and the like. The curve section walking automatic adjustment control system has the functions that: the automatic adjusting and controlling system is mainly used for automatically controlling the rail transporting machine and the rail paving machine to always keep the rack assembly 1 horizontal through the curve section walking automatic adjusting and controlling system when the rail transporting machine and the rail paving machine run on the curve section of the curve, and the running safety of the rail transporting machine and the rail paving machine on the curve section of the curve is ensured. The working principle of the curve section walking automatic adjustment control system is as follows: when the rail transporting machine and the rail paving machine enter a curve section, the real-time horizontal condition is sent to the PLC curve section walking automatic adjustment control system through the angular horizontal measurement and control instrument of the safety support of the anti-overturning and anti-wind anchoring mechanism, when the levelness of the frame exceeds a set value, the angular horizontal measurement and control instrument of the safety support of the anti-overturning and anti-wind anchoring mechanism is simultaneously installed to send the real-time angle inclination condition to the PLC curve section walking automatic adjustment control system, and compared with a theoretical inclination angle in the system, the inclination angle is always controlled within an allowable range, so that the gap between the side surface of the safety support and the inner side of the rail supporting table is controlled within an allowable value, the safety frame can safely pass during operation, and the operation safety of equipment is ensured.
9. Stepping type walking mechanism assembly
The stepping type travelling mechanism comprises a stepping oil cylinder 7 assembly, a locking oil cylinder assembly, a sliding seat, side guide wheels, an oil abstract mounting seat, a longitudinal moving oil cylinder stroke measuring and controlling instrument, a proximity switch for locking the oil cylinder, a longitudinal moving oil cylinder hydraulic control system, a locking oil cylinder hydraulic control system, a stepping type travelling mechanism PLC control system and the like. The function of the stepping type walking mechanism is as follows: the rail-laying machine is mainly used for pulling the rail beam or the rack to longitudinally move when the rail-conveying machine and the rail-laying machine longitudinally travel.
The working principle of the stepping type walking mechanism is as follows: starting a hydraulic station to run, starting a frame or track beam longitudinal movement control system, controlling a solenoid directional valve in a hydraulic control loop of a hydraulic lock cylinder of a longitudinal movement automatic stepping mechanism to be electrified by the system, enabling pressure oil to enter a cylinder rod cavity through the solenoid directional valve and a one-way throttle valve to push a piston to drive a piston rod to retract until the piston rod retracts to a set position, successfully unlocking, sending a proximity switch unlocking position signal to a PLC control system of the stepping type travelling mechanism, automatically controlling the hydraulic control system of the longitudinal movement cylinder to run, controlling the longitudinal movement cylinder to extend or retract according to a longitudinal forward movement instruction or backward movement instruction, pushing a locking pin out by a spring in the hydraulic lock cylinder to lock a locking mechanism 8 on a travelling beam 6 when a sliding seat of the locking mechanism 8 is pushed by the cylinder, and sending a proximity switch locking position signal to the PLC control system of the stepping type travelling mechanism, the automatic control system automatically controls the hydraulic control system of the longitudinal moving oil cylinder to start operation, the longitudinal moving oil cylinder is controlled to extend or retract according to a longitudinal forward moving instruction or a longitudinal backward moving instruction, so that the rack assembly 1 or the walking beam 6 is pulled to longitudinally move, after the oil cylinder operates to a set position, the stroke measuring and controlling instrument of the longitudinal moving oil cylinder sends an in-place signal to the PLC control system of the stepping type walking mechanism, the automatic control system automatically controls the hydraulic control loop of the longitudinal moving oil cylinder to stop operation, the longitudinal moving is completed by a small working cycle, and the system automatically controls the locking oil cylinder to unlock for the next working cycle until the rack assembly 1 or the walking beam 6 is longitudinally moved to the position.
When the longitudinal movement of the frame assembly 1 or the walking beam 6 meets a blockage, and when the pressure of the longitudinal movement oil cylinder exceeds a set value, the pressure relay sends a signal to the PLC control system of the walking mechanism in real time, the system automatically sends an alarm signal and controls the system to stop running in time, so that the longitudinal movement safety of the frame assembly 1 or the walking beam 6 is ensured.
The invention designs a set of multifunctional maglev train track conveying and track laying machine according to the track laying engineering quantity, the track storage stock ground position and the track section condition, the combination of the track laying time period and the track laying flow period, which can meet the technical requirements of track laying of various road conditions and ensure the high-efficiency construction of the whole process of track installation and debugging of the whole track from the stock ground rail conveying to the track laying site, thereby not only solving the problem that the working condition of each section can be safely laid, but also combining the project location, modifying the design according to the stock ground setting condition and the engineering progress requirement, realizing the purpose of high-efficiency construction, reducing the cost and energy consumption of track laying equipment, improving the production efficiency, simplifying the process links and creating certain economic value. The invention can realize the scientific design of engineering. The construction efficiency is improved, the investment of track laying equipment is reduced, the cost of manpower and material resources is reduced, and the aims of comprehensively saving various costs and creating higher economic benefits are fulfilled.
The above is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a multi-functional maglev train rail fortune rail machine of laying track which characterized in that includes:
a frame assembly (1);
the generator set is arranged on the rack assembly and used for providing electric energy;
the electric control system is used for controlling the electric equipment in the multifunctional magnetic suspension train track transporting and laying machine;
the hydraulic power system is used for providing hydraulic power and comprises a hydraulic station;
and the stepping type travelling mechanism is arranged at the bottom of the frame assembly and used for driving the frame assembly to move on the track in a stepping manner, and a hydraulic control system of the stepping type travelling mechanism is connected with the hydraulic station.
2. The multifunctional maglev train rail moving and laying machine of claim 1,
the frame assembly is internally provided with a hoisting system, the hoisting system comprises two longitudinal rails (2) arranged in parallel, a transverse rail (3) in sliding fit with the longitudinal rails, and a hoisting trolley (4) is arranged on the transverse rail.
3. The multifunctional maglev train rail moving and laying machine of claim 1,
step-by-step running gear including be used for the lifting frame walking climbing mechanism (5), be used for with frame assembly sliding fit realizes frame assembly walking roof beam (6) that the frame assembly is step-by-step on the frame assembly articulated have step cylinder (7), step cylinder's end with walking roof beam power is connected, is used for the drive walking roof beam removes or stimulates the frame assembly in move on the walking roof beam.
4. A multifunctional magnetic levitation train track running and laying machine as recited in claim 3,
and a locking mechanism (8) is arranged at the tail end of the stepping oil cylinder, the locking mechanism is provided with a telescopic locking pin, and a lock hole which is in inserted connection and matching with the locking pin is formed in the walking beam.
5. A multifunctional magnetic levitation train track running and laying machine as recited in claim 3,
the walking beam is of an inverted U-shaped groove steel structure, and a guide device (9) which is abutted against an anchoring bolt of a magnetic suspension train track and used for movably guiding the walking beam is arranged on the inner side surface of the walking beam.
6. A multifunctional magnetic levitation train track running and laying machine as recited in claim 3,
the two groups of walking beams are arranged at the lower side of the rack assembly at intervals;
two groups of curve walking adjusting hydraulic cylinders (10) are arranged at the bottom of the frame assembly, and the tail ends of the curve walking adjusting hydraulic cylinders are connected with sliding blocks (11) which can be abutted against or in sliding fit with the top surfaces of the walking beams through ball head hinges.
7. A multifunctional magnetic levitation train track running and laying machine as recited in claim 3,
a horizontal adjusting device (15) used for adjusting the walking beam in the horizontal direction is arranged on the rack assembly through a transverse pull oil cylinder (14), and the horizontal adjusting device is sleeved on the walking beam in a clamping manner.
8. Multifunctional maglev train track-moving and track-laying machine according to one of claims 1 to 7,
an anti-overturning and windproof fixed anchor (12) is arranged at the bottom of the frame assembly.
9. The multifunctional maglev train rail moving and laying machine of claim 8,
the overturn-preventing wind-proof fixed anchor is arranged at the bottom of the rack assembly in a vertically adjustable manner through an anchoring oil cylinder (13).
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911131937.1A CN110725169B (en) | 2019-11-18 | 2019-11-18 | Multifunctional magnetic suspension train rail transporting and laying machine |
| JP2021574917A JP7138812B2 (en) | 2019-11-18 | 2020-09-28 | Rail Conveyor Laying Machine for Multifunctional Magnetic Levitation Train Rails |
| PCT/CN2020/118583 WO2021098386A1 (en) | 2019-11-18 | 2020-09-28 | Multifunctional rail transportation and laying machine for maglev train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911131937.1A CN110725169B (en) | 2019-11-18 | 2019-11-18 | Multifunctional magnetic suspension train rail transporting and laying machine |
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| CN110725169A true CN110725169A (en) | 2020-01-24 |
| CN110725169B CN110725169B (en) | 2024-06-21 |
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| CN201911131937.1A Active CN110725169B (en) | 2019-11-18 | 2019-11-18 | Multifunctional magnetic suspension train rail transporting and laying machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021098386A1 (en) * | 2019-11-18 | 2021-05-27 | 广州地铁设计研究院股份有限公司 | Multifunctional rail transportation and laying machine for maglev train |
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| CN110725169B (en) | 2024-06-21 |
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