CN108362511A - Visual high hydraulic pressure shield model driving experimental rig and method - Google Patents
Visual high hydraulic pressure shield model driving experimental rig and method Download PDFInfo
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- CN108362511A CN108362511A CN201810245635.6A CN201810245635A CN108362511A CN 108362511 A CN108362511 A CN 108362511A CN 201810245635 A CN201810245635 A CN 201810245635A CN 108362511 A CN108362511 A CN 108362511A
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- pressure
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- water
- side plate
- cutterhead
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
Abstract
An embodiment of the present invention provides a kind of visual high hydraulic pressure shield model driving experimental rig and methods.The device includes：Visualize geology environment simulator, Water hydraulic static pressure loading system, muddy water circulating treating system, shield prototype, data monitoring system and master control platform, the top for visualizing geology environment simulator connects Water hydraulic static pressure loading system, visual windows are arranged in side, and shield prototype is set and originates handle hole, data monitoring system is set in shield prototype；Situations such as shield prototype tunnels forward under the control of master control platform, and simulates high hydraulic pressure environment using Water hydraulic static pressure loading system, and transparent soil material simulates geological environment, and data monitoring system records boring parameter variation, muddy water cabin pressure change.The present invention realizes the visualization of high hydraulic condition slurry shield tunneling process, and the monitoring to data such as boring parameter, mud hydraulic pressure and cutterhead stress, can effectively study the problems such as excavation face stabilization, tool wear, muddy water splitting.
Description
Technical field
The present invention relates to more river sea Tunnel Engineering technical field more particularly to a kind of visual high hydraulic pressure shield model picks
Into experimental rig and method.
Background technology
Currently, in engineering field, tunnel construction is like a raging fire, and Municipal rail traffic, the more river main line of communication over strait are built
If in the ascendant.It is increasing to subway tunnel, vcehicular tunnel demand, and the construction environment that builder is faced is also increasingly multiple
Miscellaneous, shield construction becomes optimal form of construction work under complex geological condition.
Using Qiongzhou strait tunnel as technical background, shield tunnel construction faces lot of challenges.Domestic many scholar's needles at present
Some simulation tests were carried out to the driving environment of shield machine, have field test also to have a model test and numerical simulation, but for
Realize that shield tunneling process machine --- the visualization of soil interaction does not have precedent also at present, and visualization function is for getting over river sea shield
All multiple difficulties (split under such as high hydraulic condition by excavation face stabilization, shield excavation attitude, tool wear, muddy water in structure tunnel
Split) research tool play a very important role, tunneling process can be intuitively appreciated and understood, and can get more essence
True data, are conducive to scientific research.
Experimental rig in the prior art all can not achieve the face soil body even shield of record shield machine tunneling process
The dynamic change of the front soil body；Because its is complicated for operation, cost input is huge, and experimental rig leakproofness, security requirement are high.Needle
To the simulation problem of shield driving visible environment, it is necessary to design a kind of visual high hydraulic pressure shield model driving experiment dress
It sets.
Invention content
The embodiment provides a kind of visual high hydraulic pressure shield model driving experimental rig and methods, with solution
The problems in certainly above-mentioned background technology.
To achieve the goals above, this invention takes following technical solutions：
An aspect of of the present present invention provides a kind of visual high hydraulic pressure shield model driving experimental rig.
A kind of visual high hydraulic pressure shield model that the embodiment of the present invention provides tunnels experimental rig, and feature exists
In the device includes：Visualize geology environment simulator, Water hydraulic static pressure loading system, shield prototype and master control platform, the master control
Platform is connect with the shield prototype, and the shield prototype stretches into the visualization geology environment simulator, the water
Pressure loading system is connect with the visualization geology environment simulator；
The Water hydraulic static pressure loading system supplies water into the visualization geology environment simulator, forms high hydraulic pressure environment,
Under the control action of the master control platform, the shield prototype carries out driving fortune in the visualization geology environment simulator
It is dynamic.
Preferably, which further includes：Muddy water circulating treating system and data monitoring system, muddy water circular treatment system
System is connect with the shield prototype, and the data monitoring system is connect with the master control platform, is placed in the visualization geology
In environment simulator and the shield prototype.
Preferably, the muddy water circulating treating system is connect with the dredging tube road system of the shield prototype, is placed in institute
State the outside of visualization geology environment simulator, the muddy water cyclic process for simulating shield machine.
Preferably, the data monitoring system, including：Water pressure monitoring system, muddy water cabin pressure monitor system, section of jurisdiction pressure
Monitoring system and cutterhead wireless monitor system, the water pressure monitoring system are connect with the visualization geology environment simulator,
Muddy water cabin pressure monitor system, section of jurisdiction pressure monitor system and cutterhead wireless monitor system are placed in the shield prototype
In muddy water cabin；
The water pressure monitoring system includes：3 pressure gauges are uniformly arranged on the visualization geology environmental simulation dress respectively
The top set is monitored for the internal water pressure to the visualization geology environment simulator；
Muddy water cabin pressure monitor system includes：8 wireless sensors are uniformly arranged on the shield prototype respectively
Muddy water deck board on, for acquiring the pressure data in the muddy water cabin, the pressure in the muddy water cabin is monitored；
The section of jurisdiction pressure monitor system includes：48 pressure sensors are uniformly arranged on the shield prototype respectively
Shield shell-and-tube on piece the pressure of section of jurisdiction is monitored for acquiring the pressure data on the section of jurisdiction；
The cutterhead wireless monitor system includes：8 wireless sensors are uniformly arranged on the shield prototype respectively
On cutterhead, for acquiring the pressure data on the cutterhead, the operation of cutterhead is monitored.
Preferably, the data monitoring system further includes：Monitoring data integrated processing system, the monitoring data are integrated
Processing system is connect with muddy water cabin pressure monitor system, section of jurisdiction pressure monitor system and cutterhead wireless monitor system respectively；
The monitoring data integrated processing system, is handled for the monitoring data to sensor, by transmission line with
Muddy water cabin pressure monitor system is connected with the sensor in the section of jurisdiction pressure monitor system, with the cutterhead wireless monitor
The sensor of system is wirelessly connected, wireless to muddy water cabin pressure monitor system, section of jurisdiction pressure monitor system and cutterhead
The pressure data of sensor acquisition in monitoring system is handled.
Preferably, the shield prototype includes：Reaction frame, propelling cylinder, section of jurisdiction, shield shell, drive system, torque sensing
Device, main drive shaft, muddy water cabin, cutterhead and cutter；
Fixation is bolted with the section of jurisdiction in the reaction frame, for assisting the driving of the shield prototype to transport
It is dynamic；
The reaction frame is connect by the propelling cylinder with the visualization geology environment simulator, the propulsion oil
Section of jurisdiction moves forward and backward described in the extension and contraction control of cylinder；
The drive system is connect by the main drive shaft with the torque sensor, muddy water cabin and cutterhead, will be promoted
Power passes to the cutterhead；
The cutterhead is placed in the head end of the shield prototype, and the cutter is placed on the cutterhead, the cutterhead and institute
State main drive shaft connection.
Preferably, the visualization construction environment simulator includes：Bottom plate, top plate, short side plate, long side plate, bolt and
Weldment, the bottom plate, top plate, short side plate and long plate-side plate welding constitute a cube structure, the long long side of plate-side plate welding
Plate weldment, the short side plate weld short side plate weldment, the bolt and the weldment and are carried out to the cube structure
Sealing；
The long side plate includes：Visual window is arranged on the preceding long side plate in preceding long side plate and rear long side plate；
The short side plate includes：Handle hole is arranged on the right short side plate in left short side plate and right short side plate.
Preferably, the visual window is set to the preceding long side plate central axes position to the left, in the preceding long side plate axis
Empty slot is welded in line position to the left after being cut into visual fenestra, then installs one block of visualization glass and obtain the visual window, and is arranged
Sealing material bed course, is fastened using caulking gum, ensures sealing performance；
The handle hole, for being connected to the visualization construction environment simulator and the shield prototype, the shield
The cutterhead of structure prototype stretches into the visualization construction environment simulator from the handle hole.
Preferably, the Water hydraulic static pressure loading system includes：High-pressure hydraulic pump, drain valve, water inlet pipe and water tank, it is described visually
Matter environment simulator is connect by the water inlet pipe with the high-pressure hydraulic pump, and the high-pressure hydraulic pump passes through water inlet pipe and the water
Case connects；
The Water hydraulic static pressure loading system is used under the control of the master control platform, to the visualization geology environment simulator
Interior water supply forms high hydraulic pressure environment.
Another aspect of the present invention provides a kind of visual high hydraulic pressure shield model driving test method.
A kind of visual high hydraulic pressure shield model that the embodiment of the present invention provides tunnels test method, and feature exists
In this approach includes the following steps：
It assembles and debugs visual high hydraulic pressure shield model driving experimental rig；
According to the physical and mechanical parameter on realistic simulation stratum, high hydraulic pressure environment is simulated using the Water hydraulic static pressure loading system, is matched
Set transparent soil body material simulation geological environment, and configuration mud materials；
The Water hydraulic static pressure loading system is controlled by the master control platform and the water pressure monitoring system, preset value is provided
Hydraulic pressure；
Different boring parameter and variable are adjusted in the master control platform, observe shield driving situation；
Shield tunneling process under high hydraulic condition is monitored in real time, the land movement for monitoring entire tunneling process becomes
Change, boring parameter variation, muddy water cabin pressure change, cutterhead distribution of force and section of jurisdiction distribution of force situation.
The embodiment of the present invention is by designing a kind of tool it can be seen from the technical solution that embodiments of the invention described above provide
Visualization construction environment simulator is connected Water hydraulic static pressure loading by the visualization construction environment simulator for having visual window and handle hole
System simulates the environment of high hydraulic pressure, shield prototype is carried out simulation driving from handle hole, and set on shield prototype
Data monitoring system is set to be monitored tunneling process, and setting monitoring data integrated processing system to monitoring data at
Reason.The present invention simulates the area face stability and shield duct piece of shield system under high hydraulic pressure environment under the control of master control platform
With cutterhead distribution of force situation；In the case where expending fewer human and material resources, financial resources, by carrying out shirtsleeve operation, also
Shield driving problem under former high hydraulic pressure.
The additional aspect of the present invention and advantage will be set forth in part in the description, these will become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without having to pay creative labor, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the section that a kind of visual high hydraulic pressure shield model provided in an embodiment of the present invention tunnels experimental rig
Figure；
Fig. 2 is the visual window that a kind of visual high hydraulic pressure shield model provided in an embodiment of the present invention tunnels experimental rig
Side schematic diagram；
Fig. 3 is that the three-dimensional that a kind of visual high hydraulic pressure shield model provided in an embodiment of the present invention tunnels experimental rig is shown
It is intended to；
Fig. 4 is the processing stream that a kind of visual high hydraulic pressure shield model provided in an embodiment of the present invention tunnels test method
Cheng Tu；
Wherein, 1- visualizes geology environment simulator, 2- shield prototypes, 3- high-pressure hydraulic pumps, 4- drain valves, 5- water inlets
Pipe, 6- water tanks, 7- muddy water circulating treating systems, 8- master control platforms, 9- dredging tubes road system, 10- pressure gauges, 11- reaction frames, 12-
Propelling cylinder, the sections of jurisdiction 13-, 14- shield shells, 15- drive systems, 16- torque sensors, 17- main drive shafts, 18- muddy water cabin, 19-
Cutterhead, 20- cutters, 21- visual windows, 22- handle holes.
Specific implementation mode
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the present invention, and is not construed as limiting the claims.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that is used in the specification of the present invention arranges
It refers to there are the feature, integer, step, operation, element and/or component, but it is not excluded that presence or addition to take leave " comprising "
Other one or more features, integer, step, operation, element, component and/or their group.It should be understood that when we claim member
Part is " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or there may also be
Intermediary element.In addition, " connection " used herein or " coupling " may include being wirelessly connected or coupling.Wording used herein
"and/or" includes any cell of one or more associated list items and all combines.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific terminology) there is meaning identical with the general understanding of the those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the prior art
The consistent meaning of justice, and unless defined as here, will not be with idealizing or the meaning of too formal be explained.
For ease of the understanding to the embodiment of the present invention, done further by taking several specific embodiments as an example below in conjunction with attached drawing
Explanation, and each embodiment does not constitute the restriction to the embodiment of the present invention.
Embodiment one
An embodiment of the present invention provides a kind of visual high hydraulic pressure shield model driving experimental rig and methods, can compare
Various high hydraulic pressure shield driving environment are more actually simulated, and model shielding machine driving test site can be effectively provided.
The one side of the embodiment of the present invention provides a kind of visual high hydraulic pressure shield model driving experimental rig.
A kind of sectional view such as Fig. 1 of visual high hydraulic pressure shield model driving experimental rig provided in an embodiment of the present invention
Shown, which includes：Depending on changing geological environment simulator, Water hydraulic static pressure loading system, shield prototype, master control platform, muddy water cycle
Processing system and data monitoring system；The master control platform is connect with the shield prototype, and the shield prototype stretches into described
It visualizes in geology environment simulator, the Water hydraulic static pressure loading system is connect with the visualization geology environment simulator, institute
It states muddy water circulating treating system to connect with the shield prototype, the data monitoring system is connect with the master control platform, juxtaposition
In in the visualization geology environment simulator and the shield prototype.Water hydraulic static pressure loading system to visualization geological environment mould
It supplies water in quasi- device, forms high hydraulic pressure environment, under the control action of master control platform, shield prototype is in visualization geological environment mould
Driving movement is carried out in quasi- device.
The particular content of each component of the device is as follows：
(1) geology environment simulator is visualized
Visualizing construction environment simulator includes：Bottom plate, top plate, short side plate, long side plate, bolt and weldment, it is described
Bottom plate, top plate, short side plate and long plate-side plate welding constitute a cube structure, the long long plate-side plate welding part of plate-side plate welding, institute
Short side plate welding short side plate weldment is stated, the bolt and the weldment are sealed the cube structure.
Long side plate includes：Visual window is arranged on the preceding long side plate in preceding long side plate and rear long side plate.
Short side plate includes：Handle hole is arranged on the right short side plate in left short side plate and right short side plate.
Visual window is set to the preceding long side plate central axes position to the left, in the preceding long side plate central axes position to the left
Empty slot is welded after being cut into visual fenestra, then one block of visualization glass is installed and obtains the visual window, and sealing material backing strap is set
Layer, is fastened using caulking gum, ensures sealing performance.
Handle hole, for being connected to the visualization construction environment simulator and the shield prototype, the shield mould
The cutterhead of type machine stretches into the visualization construction environment simulator from the handle hole.
(2) shield prototype
Shield prototype includes：Reaction frame, propelling cylinder, section of jurisdiction, shield shell, drive system, torque sensor, main driving
Axis, muddy water cabin, cutterhead and cutter.
Fixation is bolted with the section of jurisdiction in reaction frame, for assisting the driving of the shield prototype to move.
Reaction frame is connect by the propelling cylinder with the visualization geology environment simulator, the propelling cylinder
Section of jurisdiction described in extension and contraction control moves forward and backward.
Drive system is connect by the main drive shaft with the torque sensor, muddy water cabin and cutterhead, by thrust power
Pass to the cutterhead.
Cutterhead is placed in the head end of the shield prototype, and the cutter is placed on the cutterhead, the cutterhead and the master
Drive axis connection.
(3) Water hydraulic static pressure loading system
Water hydraulic static pressure loading system includes：High-pressure hydraulic pump, drain valve, water inlet pipe and water tank, the visualization geology environmental simulation
Device is connect by the water inlet pipe with the high-pressure hydraulic pump, and the high-pressure hydraulic pump is connect by water inlet pipe with the water tank.
Water hydraulic static pressure loading system forms high hydraulic pressure environment for supplying water into the visualization geology environment simulator.
(4) muddy water circulating treating system
Muddy water circulating treating system is connect with the dredging tube road system of the shield prototype, is placed in the visualization geology
The outside of environment simulator, the muddy water cyclic process for simulating shield machine.
(5) data monitoring system
Data monitoring system, including：Water pressure monitoring system, muddy water cabin pressure monitor system, section of jurisdiction pressure monitor system and
Cutterhead wireless monitor system, the water pressure monitoring system are connect with the visualization geology environment simulator, the muddy water cabin
Pressure monitor system, section of jurisdiction pressure monitor system and cutterhead wireless monitor system are placed in the muddy water cabin of the shield prototype.
Water pressure monitoring system includes：3 pressure gauges are uniformly arranged on the visualization geology environment simulator respectively
Top is monitored for the internal water pressure to the visualization geology environment simulator.
Muddy water cabin pressure monitor system includes：8 wireless sensors are uniformly arranged on the mud of the shield prototype respectively
On water tank plate, for acquiring the pressure data in the muddy water cabin, the pressure in the muddy water cabin is monitored.
Section of jurisdiction pressure monitor system includes：48 pressure sensors are uniformly arranged on the shield of the shield prototype respectively
Shell-and-tube on piece is monitored the pressure of section of jurisdiction for acquiring the pressure data on the section of jurisdiction.
Cutterhead wireless monitor system includes：8 wireless sensors are uniformly arranged on the cutterhead of the shield prototype respectively
On, for acquiring the pressure data on the cutterhead, the operation of cutterhead is monitored.
Data monitoring system further includes：Monitoring data integrated processing system, the monitoring data integrated processing system difference
It is connect with muddy water cabin pressure monitor system, section of jurisdiction pressure monitor system and cutterhead wireless monitor system.
Monitoring data integrated processing system is handled for the monitoring data to sensor, by transmission line with it is described
Muddy water cabin pressure monitor system is connected with the sensor in the section of jurisdiction pressure monitor system, with the cutterhead wireless monitor system
Sensor be wirelessly connected, to muddy water cabin pressure monitor system, section of jurisdiction pressure monitor system and cutterhead wireless monitor
The pressure data of sensor acquisition in system is handled.
(6) master control platform
Master control platform is connect with the shield prototype and data monitoring system, realize to the digging control of shield prototype and
Data monitoring records.Under the control action of master control platform, the shield prototype is in the visualization geology environment simulator
Inside carry out driving movement.
In practical applications, the position of above-mentioned visual window and handle hole can also be arranged in visualization construction environment simulation dress
Set the other positions of side plate.The embodiment of the present invention does not limit to the specific installation position of above-mentioned visual window and handle hole, it is above-mentioned can
Any set-up mode of form and handle hole on the outer surface of visualization construction environment simulator is all in the embodiment of the present invention
Protection domain in.
The another aspect of the embodiment of the present invention provides a kind of visual high hydraulic pressure shield model driving test method.
A kind of process chart of visual high hydraulic pressure shield model driving test method provided in an embodiment of the present invention
As shown in figure 4, including following step：
S410：It assembles and debugs visual high hydraulic pressure shield model driving experimental rig.
Visual high hydraulic pressure shield model driving experimental rig is assembled and debugged, to shield prototype, hydraulic pressure
Loading system, muddy water circulating treating system, data monitoring system and master control platform are assembled and are connected；And it constructs to visualization
Environment simulator carries out assembling plate and side plate.
S420：According to the physical and mechanical parameter on realistic simulation stratum, high hydraulic pressure environment is simulated using Water hydraulic static pressure loading system, is matched
Set transparent soil body material simulation geological environment, and configuration mud materials.
According to the physical and mechanical parameter of realistic simulation formation condition, transparent soil body material simulation geological environment is configured, it pair can
It is filled depending on changing construction environment simulator, and binds after the reserved space of top；Prepare in Water hydraulic static pressure loading system
Enough water sources；Corresponding mud materials are configured, and place enough mud materials in muddy water circulating treating system.
S430：The hydraulic pressure that control provides preset value is carried out to Water hydraulic static pressure loading system by master control platform and water pressure monitoring system.
Hydraulic pressure is previously applied, hydraulic pressure is controlled by water pressure monitoring system data and master control platform, hydraulic pressure is applied to
Certain pressure until stablize, such as：2.0Mpa.
S440：Different boring parameter and variable are adjusted in master control platform, observe shield driving situation.
Start control driving operation in master control platform, adjusts different boring parameters, controls different variables, observation shield pick
Into situation, such as：Excavation face stable problem is studied, muddy water lock pressure power can be gradually reduced until the front soil body caves in, and records pressure
Force data and soil body slump process.
S450：Shield tunneling process under high hydraulic condition is monitored in real time, monitors the soil body position of entire tunneling process
Move variation, boring parameter variation, muddy water cabin pressure change, cutterhead distribution of force and section of jurisdiction distribution of force situation.
Embodiment two
This embodiment offers a kind of visual high hydraulic pressure shield models to tunnel experimental rig, and specific implementation structure is such as
Shown in Fig. 1-3, following content can specifically include：Visualize geology environment simulator 1, Water hydraulic static pressure loading system and shield mould
Type machine 2；Water hydraulic static pressure loading system includes：High-pressure hydraulic pump 3, drain valve 4, water inlet pipe 5 and water tank 6；Visualize geology environmental simulation dress
It sets 1 to connect with high-pressure hydraulic pump 3 by water inlet pipe 5, high-pressure hydraulic pump 3 is connect by water inlet pipe 5 with water tank 6, and shield prototype 2 stretches into
It visualizes in geology environment simulator 1；Water hydraulic static pressure loading system forms Gao Shui to the visualization water supply of geology environment simulator 1
Pressure, shield prototype 2 carry out driving movement in visualization geology environment simulator 1.
The device further includes：Muddy water circulating treating system 7, data monitoring system and master control platform 8, data monitoring system packet
It includes：Water pressure monitoring system, muddy water cabin pressure monitor system, section of jurisdiction pressure monitor system and cutterhead wireless monitor system, hydraulic pressure prison
Examining system is connect with visualization geology environment simulator 1, muddy water cabin pressure monitor system, section of jurisdiction pressure monitor system and cutterhead
Wireless monitor system is placed in shield prototype, and muddy water circulating treating system is placed in outside visualization geology environment simulator.
Muddy water circulating treating system 7 is connect with shield prototype 2, is placed in outside visualization geology environment simulator 1, with shield
Dredging tube road system 9 in structure prototype 2 connects, the muddy water cyclic process for simulating shield machine.
Water pressure monitoring system includes：3 pressure gauges 10 are uniformly arranged on the visualization geology environment simulator respectively
1 top, for being monitored to visualization 1 internal water pressure of geology environment simulator.
Muddy water cabin pressure monitor system includes：8 wireless sensors are uniformly arranged on the muddy water cabin of shield prototype respectively
On plate, for being monitored to muddy water lock pressure power.
Section of jurisdiction pressure monitor system includes：48 pressure sensors, be uniformly arranged on respectively shield prototype shield shell and
On section of jurisdiction, it is monitored for the pressure to section of jurisdiction.
Cutterhead wireless monitor system includes：8 wireless sensors, are uniformly arranged on respectively on the cutterhead of shield prototype,
For being monitored to cutterhead.
Master control platform is connect with shield prototype and data monitoring system, realizes digging control and data to shield prototype
Monitoring record.
Data monitoring system further includes：Monitoring data integrated processing system.8 pressure of muddy water cabin pressure monitor system pass
Sensor acquires the pressure data in the muddy water cabin, and data are transmitted to monitoring data integrated processing system by transmission line to be carried out
Processing；48 pressure sensors of section of jurisdiction pressure monitor system acquire the pressure data on the section of jurisdiction, and data are passed through transmission
Line is transmitted to monitoring data integrated processing system and is handled.8 wireless sensors of cutterhead wireless monitor system acquire section of jurisdiction
On pressure data, transmit data to monitoring data integrated processing system and handled.
Shield prototype includes：Reaction frame 11, propelling cylinder 12, section of jurisdiction 13, shield shell 14, drive system 15, torque sensing
Device 16, main drive shaft 17, muddy water cabin 18, cutterhead 19 and cutter 20.Reaction frame 11 and the section of jurisdiction 13 of shield prototype pass through bolt
It is connected and fixed, assists the driving movement of shield prototype.Reaction frame 11 passes through propelling cylinder 12 and visualization geology environmental simulation
Device 1 connects, and the extension and contraction control section of jurisdiction 13 of propelling cylinder 12 moves forward and backward.Section of jurisdiction 13 passes through propelling cylinder 12 with shield shell 14
Connection, and 12 counter-force of propelling cylinder is passed into shield shell 14, realize the driving movement of shield prototype 2.Drive system 15 passes through
Main drive shaft 17 is connect with torque sensor 16, muddy water cabin 18 and cutterhead 19, and thrust power is passed to cutterhead 19；Cutterhead 19 is set
In the head end of shield prototype, cutter 20 is placed on cutterhead 19, and cutterhead 19 is connect with main drive shaft 17.
Visualizing construction environment simulator includes：Bottom plate, top plate, short side plate and long side plate, bottom plate, top plate, short side plate
A cube structure is constituted with long plate-side plate welding.Long side plate includes：Preceding long side plate and rear long side plate are arranged on preceding long side plate
Visual window.Short side plate includes：Left short side plate and right short side plate, are arranged handle hole on right short side plate.Visualize construction environment mould
Quasi- device is whole to be formed by steel member welding and bolt, and the long long plate-side plate welding part of plate-side plate welding, short side plate welds short side plate welding
Part；Visualization construction environment simulator is bolted and welds realization sealing.
The detailed process of visual high hydraulic pressure shield model driving experiment is carried out with before with the device of the embodiment of the present invention
It is similar to state embodiment, details are not described herein again.
Compared with prior art, the invention has the advantages that：
(1) it can realize the complete visual of high hydraulic pressure shield excavation simulation process, slurry shield driving can be recorded in detail
Key issues of process, mud film forming process, muddy water cleaving process, can split the excavation face stabilization under high hydraulic condition, muddy water
Split, tool wear, shield excavation attitude the problems such as studied.
(2) it can realize that the high hydraulic pressure construction environment of simulation, whole frame are the babinet amount of steel welding machine, stressing conditions
Good, small, topology layout is more reasonable, and the hydraulic pressure that can bear 2MPa is checked by multiple simulation.
(3) device is easy to operate, cost is relatively low, safe.
In conclusion the embodiment of the present invention is by designing a kind of visualization construction environment mould with visual window and handle hole
Quasi- device will visualize the environment of construction environment simulator connection Water hydraulic static pressure loading system simulation high hydraulic pressure, by shield model
Machine carries out simulation driving from handle hole, and data monitoring system is arranged on shield prototype and is monitored to tunneling process,
And setting monitoring data integrated processing system handles monitoring data.The present invention passes through control under the control of master control platform
The parameters such as controlling push-force, rotating speed, driving speed make shield prototype tunnel forward, simulate the area of shield system under high hydraulic pressure environment
Face stability and shield duct piece and cutterhead distribution of force situation；Realize the visual of high hydraulic condition slurry shield tunneling process
Change；It is simple in structure, it is easily operated, in the case where expending fewer human and material resources, financial resources, restores shield under high hydraulic pressure and dig
Into problem.
One of ordinary skill in the art will appreciate that：Attached drawing is the schematic diagram of one embodiment, module in attached drawing or
Flow is not necessarily implemented necessary to the present invention.
Each embodiment in this specification is described in a progressive manner, identical similar portion between each embodiment
Point just to refer each other, and each embodiment focuses on the differences from other embodiments.Especially for device or
For system embodiment, since it is substantially similar to the method embodiment, so describing fairly simple, related place is referring to method
The part of embodiment illustrates.Apparatus and system embodiment described above is only schematical, wherein the conduct
The unit that separating component illustrates may or may not be physically separated, the component shown as unit can be or
Person may not be physical unit, you can be located at a place, or may be distributed over multiple network units.It can root
According to actual need that some or all of module therein is selected to achieve the purpose of the solution of this embodiment.Ordinary skill
Personnel are without creative efforts, you can to understand and implement.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
Subject to.
Claims (10)
1. a kind of visual high hydraulic pressure shield model tunnels experimental rig, which is characterized in that the device includes：Visualize geology
Environment simulator, Water hydraulic static pressure loading system, shield prototype and master control platform, the master control platform are connect with the shield prototype,
The shield prototype stretches into the visualization geology environment simulator, the Water hydraulic static pressure loading system with it is described visually
Matter environment simulator connects；
The Water hydraulic static pressure loading system supplies water into the visualization geology environment simulator, high hydraulic pressure environment is formed, described
Under the control action of master control platform, the shield prototype carries out driving movement in the visualization geology environment simulator.
2. visual high hydraulic pressure shield model according to claim 1 tunnels experimental rig, which is characterized in that the device
Further include：Muddy water circulating treating system and data monitoring system, the muddy water circulating treating system connect with the shield prototype
It connects, the data monitoring system is connect with the master control platform, is placed in the visualization geology environment simulator and the shield
In structure prototype.
3. visual high hydraulic pressure shield model according to claim 2 tunnels experimental rig, which is characterized in that the mud
Water circulation processing system is connect with the dredging tube road system of the shield prototype, is placed in the visualization geology environmental simulation dress
The outside set, the muddy water cyclic process for simulating shield machine.
4. visual high hydraulic pressure shield model according to claim 2 tunnels experimental rig, which is characterized in that the number
According to monitoring system, including：Water pressure monitoring system, muddy water cabin pressure monitor system, section of jurisdiction pressure monitor system and cutterhead are wirelessly supervised
Examining system, the water pressure monitoring system are connect with the visualization geology environment simulator, the muddy water cabin pressure monitoring system
System, section of jurisdiction pressure monitor system and cutterhead wireless monitor system are placed in the muddy water cabin of the shield prototype；
The water pressure monitoring system includes：3 pressure gauges are uniformly arranged on the visualization geology environment simulator respectively
Top is monitored for the internal water pressure to the visualization geology environment simulator；
Muddy water cabin pressure monitor system includes：8 wireless sensors are uniformly arranged on the mud of the shield prototype respectively
On water tank plate, for acquiring the pressure data in the muddy water cabin, the pressure in the muddy water cabin is monitored；
The section of jurisdiction pressure monitor system includes：48 pressure sensors are uniformly arranged on the shield of the shield prototype respectively
Shell-and-tube on piece is monitored the pressure of section of jurisdiction for acquiring the pressure data on the section of jurisdiction；
The cutterhead wireless monitor system includes：8 wireless sensors are uniformly arranged on the cutterhead of the shield prototype respectively
On, for acquiring the pressure data on the cutterhead, the operation of cutterhead is monitored.
5. visual high hydraulic pressure shield model according to claim 4 tunnels experimental rig, which is characterized in that the number
According to monitoring system, further include：Monitoring data integrated processing system, the monitoring data integrated processing system respectively with the muddy water
Cabin pressure monitor system, section of jurisdiction pressure monitor system are connected with cutterhead wireless monitor system；
The monitoring data integrated processing system, is handled for the monitoring data to sensor, by transmission line with it is described
Muddy water cabin pressure monitor system is connected with the sensor in the section of jurisdiction pressure monitor system, with the cutterhead wireless monitor system
Sensor be wirelessly connected, to muddy water cabin pressure monitor system, section of jurisdiction pressure monitor system and cutterhead wireless monitor
The pressure data of sensor acquisition in system is handled.
6. visual high hydraulic pressure shield model according to claim 1 tunnels experimental rig, which is characterized in that the shield
Structure prototype includes：Reaction frame, propelling cylinder, section of jurisdiction, shield shell, drive system, torque sensor, main drive shaft, muddy water cabin, knife
Disk and cutter；
Fixation is bolted with the section of jurisdiction in the reaction frame, for assisting the driving of the shield prototype to move；
The reaction frame is connect by the propelling cylinder with the visualization geology environment simulator, the propelling cylinder
Section of jurisdiction described in extension and contraction control moves forward and backward；
The drive system is connect by the main drive shaft with the torque sensor, muddy water cabin and cutterhead, by thrust power
Pass to the cutterhead；
The cutterhead is placed in the head end of the shield prototype, and the cutter is placed on the cutterhead, the cutterhead and the master
Drive axis connection.
7. visual high hydraulic pressure shield model according to claim 1 tunnels experimental rig, which is characterized in that it is described can
Include depending on changing construction environment simulator：Bottom plate, top plate, short side plate, long side plate, bolt and weldment, the bottom plate, top plate,
Short side plate and long plate-side plate welding constitute a cube structure, the long long plate-side plate welding part of plate-side plate welding, the short side plate weldering
Short side plate weldment is connect, the bolt and the weldment are sealed the cube structure；
The long side plate includes：Visual window is arranged on the preceding long side plate in preceding long side plate and rear long side plate；
The short side plate includes：Handle hole is arranged on the right short side plate in left short side plate and right short side plate.
8. visual high hydraulic pressure shield model according to claim 7 tunnels experimental rig, which is characterized in that it is described can
Form is set to the preceding long side plate central axes position to the left, is cut into visually in the preceding long side plate central axes position to the left
Empty slot is welded after fenestra, then one block of visualization glass is installed and obtains the visual window, and sealing material bed course is set, and utilizes sealing
Rubber is fastened, and ensures sealing performance；
The handle hole, for being connected to the visualization construction environment simulator and the shield prototype, the shield mould
The cutterhead of type machine stretches into the visualization construction environment simulator from the handle hole.
9. visual high hydraulic pressure shield model according to claim 1 tunnels experimental rig, which is characterized in that the water
Pressure loading system include：High-pressure hydraulic pump, drain valve, water inlet pipe and water tank, the visualization geology environment simulator pass through institute
It states water inlet pipe to connect with the high-pressure hydraulic pump, the high-pressure hydraulic pump is connect by water inlet pipe with the water tank；
The Water hydraulic static pressure loading system is used under the control of the master control platform, is supplied into the visualization geology environment simulator
Water forms high hydraulic pressure environment.
10. a kind of visual high hydraulic pressure shield model tunnels test method, it is applied to claim 1-9 any one of them and fills
It sets, which is characterized in that this approach includes the following steps：
It assembles and debugs visual high hydraulic pressure shield model driving experimental rig；
According to the physical and mechanical parameter on realistic simulation stratum, high hydraulic pressure environment is simulated using the Water hydraulic static pressure loading system, configuration is saturating
Bright soil body material simulates geological environment, and configuration mud materials；
The Water hydraulic static pressure loading system is controlled by the master control platform and the water pressure monitoring system, the water of preset value is provided
Pressure；
Different boring parameter and variable are adjusted in the master control platform, observe shield driving situation；
Shield tunneling process under high hydraulic condition is monitored in real time, monitors soil movement, the pick of entire tunneling process
Into Parameters variation, muddy water cabin pressure change, cutterhead distribution of force and section of jurisdiction distribution of force situation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810245635.6A CN108362511A (en) | 2018-03-23 | 2018-03-23 | Visual high hydraulic pressure shield model driving experimental rig and method |
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| CN201810245635.6A CN108362511A (en) | 2018-03-23 | 2018-03-23 | Visual high hydraulic pressure shield model driving experimental rig and method |
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| CN109448532A (en) * | 2018-11-06 | 2019-03-08 | 宁波大学 | Mechanical Method service channel development machine originates driving model test platform and its test method |
| CN109656151A (en) * | 2018-12-21 | 2019-04-19 | 青岛科技大学 | Shield machine intelligence tool changing analogue system and implementation method based on UNITY |
| CN109668747A (en) * | 2018-11-06 | 2019-04-23 | 宁波大学 | Mechanical Method service channel development machine receives model test platform and its test method |
| CN109752253A (en) * | 2019-01-22 | 2019-05-14 | 北京交通大学 | Simulate the device and experimental method of stratum splitting in slurry shield tunneling process |
| CN109799327A (en) * | 2019-03-08 | 2019-05-24 | 西南交通大学 | A kind of visual shield tunnel construction detection of grouting effects experimental rig and method |
| CN114112466A (en) * | 2021-11-24 | 2022-03-01 | 盾构及掘进技术国家重点实验室 | Experimental platform for simulating tunneling state of tunnel boring machine |
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