CN107246958A - The performance testing equipment and its test method of shield machine centre revolving joint - Google Patents
The performance testing equipment and its test method of shield machine centre revolving joint Download PDFInfo
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- CN107246958A CN107246958A CN201710534104.4A CN201710534104A CN107246958A CN 107246958 A CN107246958 A CN 107246958A CN 201710534104 A CN201710534104 A CN 201710534104A CN 107246958 A CN107246958 A CN 107246958A
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- revolving joint
- centre revolving
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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
- G01M13/00—Testing of machine parts
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Abstract
The present invention relates to a kind of performance testing equipment and method of shield machine centre revolving joint, the equipment includes：Workbench；Transmission device of the branch on workbench；It is installed on the drive device on transmission device；The support meanss on workbench are installed on, for the shield centre revolving joint for supporting connection to be arranged on transmission device；And supporting power set, for the pipeline input fluid media (medium) and the pressure of the inputted fluid media (medium) of control into shield centre revolving joint, performance detection is carried out in the case of shield centre revolving joint is rotated so as to realize.The present invention realizes the dynamic operation condition for simulating the shield centre revolving joint in shield machine tunneling construction using drive device and transmission device, strong foundation is provided to judge whether shield centre revolving joint performance meets index needed for shield machine works, the detection of objective reality is carried out to shield centre revolving joint, the limitation of existing Static Detection is solved, critical support is provided for shield machine normal work.
Description
Technical field
The present invention relates to the testing field of shield machine centre revolving joint, a kind of shield machine centre revolving joint is refered in particular to
Performance testing equipment and its test method.
Background technology
As current China strengthens infrastructure, the construction industry such as railway, hydraulic engineering, urban track traffic is
Great-leap-forward development is realized, set of tunneling construction equipment (the shield machine, push pipe etc.) demand growth being adapted with infrastructure is rapid.
During utilizing " shield method " tunneling, to spoil storehouse soil improvement agent need to be injected and to backbreaking by centre revolving joint
Knife oil cylinder or cutter abrasion detection device delivery hydraulic pressure oil to realize the abrasion detection of the improvement soil body, turning and cutter respectively.
Shield machine centre revolving joint is installed on cutter head center rear portion and with cutterhead synchronous rotary, is used as connection tunnel excavation
Tu Cang and Backup system fluid system core component, its performance are frequently run onto bad ground and small with modern constructing tunnel
The tunnel line style of radius of curvature is required and received much concern.Found in the practice accumulation of long-term tunnel excavation, centre revolving joint goes out
Existing the problem of, which is mainly in seal failure or assembling process, has defective mounting, and damage type mainly includes：Soil sand seal failure,
Soil sand invades parts of bearings so that bearing is stuck；Rotary distributing shaft grinds a lot of groove by the sealing ring between separate space, makes each
The sealing reduction of passage, additive liquid flow to hydraulic channel when situation is serious, causes oil contamination or pipeline blockage, makes to surpass
Digging knife failure or additive can not normally inject, long-term especially in the more stratum of silt content to use or constructing tunnel selection
The Suporting structure excavated is repeated, seal easily weares and teares, and occurring failing in tunneling process centre revolving joint can not repair substantially,
Shield normal work, which will be directly affected, causes construction speed to be delayed.Therefore, to it before centre revolving joint is assembled to shield machine
Carry out effective performance detection very necessary.But, existing detection mode is only that static inspection is carried out to centre revolving joint
Survey, the reliability of its testing result is relatively low, it is qualified and failed during practice of construction often to occur Static Detection, from
And have a strong impact on project progress.
The content of the invention
It is an object of the invention to the defect for overcoming prior art, there is provided a kind of performance test of shield centre revolving joint
Equipment and its test method, the existing result reliability on centre revolving joint Static Detection mode of solution is relatively low and influences work
The problem of Cheng Jindu.
Realizing the technical scheme of above-mentioned purpose is：
The invention provides a kind of performance testing equipment of shield machine centre revolving joint, including：
Workbench；
Transmission device of the branch on the workbench, the transmission device is provided with power transmission shaft, the power transmission shaft tool
There are relative first end and the second end, the second end of the power transmission shaft is used to connect shield machine centre revolving joint；
The drive device on the transmission device is installed on, with the first end drive connection of the power transmission shaft and driving described
Drive axis；
The removable support meanss being adjustably mounted on the workbench, for supporting connection to be arranged on the transmission
The shield centre revolving joint at the second end of axle, the support meanss can be along the workbench to closer or far from the transmission
The direction movement of device, and then cause the spacing of the support meanss and the transmission device to adapt to shield centre revolving joint
Length, the bearing height of the support meanss is adjustable, by adjusting the bearing height of the support meanss so that described
The central axis of the shield centre revolving joint of support device connection is overlapped with the central axis of the power transmission shaft；
Supporting power set, input fluid media (medium) for the pipeline into the shield centre revolving joint and control institute defeated
The pressure of the fluid media (medium) entered, performance detection is carried out so as to realize in the case of shield centre revolving joint is rotated.
The testing equipment of the present invention provides the mode that a kind of dynamic property is detected, is allowed using drive device and transmission device
Shield centre revolving joint is rotated, so as to simulate dynamic work of the shield centre revolving joint in shield machine tunneling construction
Condition, provides strong foundation, to shield to judge whether shield centre revolving joint performance meets index needed for shield machine works
Centre revolving joint carries out the detection of objective reality, and testing result has higher reliability and stability, solves existing
The limitation of Static Detection, critical support is provided for shield machine normal work.
Shield machine centre revolving joint of the present invention performance testing equipment further improvement is that, in addition to located at described
Thermal imaging system on workbench, for sensing the shield in real time during shield centre revolving joint progress performance detection
The temperature of structure centre revolving joint simultaneously forms corresponding temperature data.
Shield machine centre revolving joint of the present invention performance testing equipment further improvement is that, in addition to driven with described
The control system of dynamic device, the supporting power set and thermal imaging system control connection, the control system is used to realize
The work of drive device, the supporting power set and the thermal imaging system described in remote control, is additionally operable to gather and records institute
State drive device and drive input in the rotary speed data of the shield centre revolving joint, the pipeline of the shield centre revolving joint
Fluid media (medium) pressure data and data on flows and the temperature data.
Shield machine centre revolving joint of the present invention performance testing equipment further improvement is that, the supporting power dress
Put including water pump, hydraulic pump, lubricating grease pump and report control platform,
The water pump is connected by aqueduct is used for the pipeline of water delivery in the pipeline in shield centre revolving joint；
The hydraulic pump is connected by oil guide pipe is used for the pipeline of oil transportation in the pipeline in shield centre revolving joint；
The lubricating grease pump is connected by communicating pipe to be used to convey lubricating oil in the pipeline in shield centre revolving joint
Pipeline；
The report control platform is opened provided with the manipulation for controlling the water pump, the hydraulic pump and lubricating grease pump to open and close
Close, be additionally provided with the pressure sensor for being used to sense pressure installed in aqueduct, oil guide pipe and on communicating pipe.
Shield machine centre revolving joint of the present invention performance testing equipment further improvement is that, the transmission device is also
Including bearing block, it is installed on the bearing of described bearing block one end and is installed on the installation end plate of the bearing block other end, institute
State bearing block and install and be fixed on the workbench, the power transmission shaft is inserted in the bearing block, and the of the power transmission shaft
Two ends are through the bearing and are connected with a rebound, are connected by the rebound with the shield centre revolving joint；Institute
State and the drive device is fixedly connected with the installation end plate of bearing block.
Present invention also offers a kind of performance testing equipment of utilization shield machine centre revolving joint to shield center steering
Joint carries out the test method of performance detection, comprises the following steps：
Shield centre revolving joint to be detected is provided, the shield centre revolving joint is installed on testing equipment,
One end of the shield centre revolving joint is fixedly connected with the second end of the power transmission shaft, the mobile regulation support meanss
Position on the workbench and then the other end of the shield centre revolving joint is placed in support meanss；
Adjust the bearing height of the support meanss with cause the central axis of the shield centre revolving joint with it is described
The central axis of power transmission shaft is overlapped；
By the pipeline connection in the supporting power set and shield centre revolving joint；
Start the drive device, drive the power transmission shaft rotated and with the shield centre revolving joint together
Rotate, control the rotating speed of the drive device to simulate the driving operating mode of shield machine during the drive device drives；
Fluid media (medium) is inputted into the pipeline connected by the supporting power set, institute is controlled during input
The pressure of the fluid media (medium) of input；
Performance detection, record detection are carried out to shield centre revolving joint in the case of shield centre revolving joint is rotated
During the drive device rotary speed data and the supporting power set pressure data and data on flows in order to performance
Analysis.
The present invention it is test method further improvement is that, in addition to：
Thermal imaging system is provided, the thermal imaging system is installed on the workbench, entered in shield centre revolving joint
During row performance detection, temperature and the formation pair of the shield centre revolving joint are sensed in real time by the thermal imaging system
The temperature data answered.
The present invention it is test method further improvement is that, in addition to：
The drive device, the supporting power set and the thermal imaging system are connected with control system control, led to
Cross the control system and remote control is carried out to described drive device, supporting power set and thermal imaging system, and by described
Control system, which gathers and records the drive device, drives the rotary speed data of the shield centre revolving joint, the shield center
The pressure data and data on flows and the temperature data of the fluid media (medium) inputted in the pipeline of swivel coupling.
The present invention it is test method further improvement is that, the supporting power set include water pump, hydraulic pump and
Lubricating grease pump；
The water pump is connected by aqueduct is used for the pipeline of water delivery in the pipeline in the shield centre revolving joint,
And the fluid media (medium) conveyed through the aqueduct is loaded, pressurize and Unloading Control；
The hydraulic pump is connected by oil guide pipe is used for the pipe of oil transportation in the pipeline in the shield centre revolving joint
Road, and the fluid media (medium) conveyed through the oil guide pipe is loaded, pressurize and Unloading Control；
The lubricating grease pump is used to input lubrication by connecting communicating pipe in the pipeline in shield centre revolving joint
The pipeline of oil, and the fluid media (medium) conveyed through the communicating pipe is loaded, pressurize and Unloading Control；
In the aqueduct, the oil guide pipe and the communicating pipe trandfer fluid medium, to the aqueduct, described
Oil guide pipe and the communicating pipe carry out pressure monitoring.
The present invention it is test method further improvement is that, to the pipeline in the shield centre revolving joint one by one,
By group or whole pipeline carries out performance detection simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation of the performance testing equipment of shield centre revolving joint of the present invention.
The structural representation for the shield centre revolving joint that Fig. 2 is detected for the testing equipment and test method of the present invention.
Fig. 3 is the hydraulic power unit in supporting power set in the performance testing equipment of shield centre revolving joint of the present invention
Schematic diagram.
Fig. 4 for the pump works in the performance testing equipment of shield centre revolving joint of the present invention in supporting power set original
Reason figure.
Fig. 5 is the lubricating grease pump in supporting power set in the performance testing equipment of shield centre revolving joint of the present invention
The schematic diagram stood.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Refering to Fig. 1, the invention provides a kind of performance testing equipment and its test method of shield centre revolving joint, it is
Shield centre revolving joint provides a kind of dynamic property detection mode, based on shield centre revolving joint design feature and work
Principle carries out performance detection, and testing equipment provided by the present invention can realize the centre revolving joint of simulation shield-tunneling construction process
Rotate operating mode and set the operating pressure of trandfer fluid medium, then record and obtain the detection number of shield centre revolving joint
According to, and by judging whether this centre revolving joint possesses shield normal construction process institute to detection data progress com-parison and analysis
Need performance indications, the present invention can objective reality detect shield centre revolving joint performance reliability and stability, solve
Former shield centre revolving joint can only static test limitation, provide critical support for shield machine normal work.The present invention
Testing equipment and test method obtained by testing result because being the actual use by simulating shield centre revolving joint when
Operating mode obtained, so the accuracy of testing result is higher, ensure that shield machine normal work, so as to avoid because of shield
Centre revolving joint fails and influences construction speed.Below in conjunction with the accompanying drawings to the performance test of shield centre revolving joint of the present invention
Equipment and its test method are illustrated.
As shown in figure 1, the invention provides a kind of performance testing equipment 20 of shield machine centre revolving joint, the experiment is set
Standby 20 are used to carry out shield centre revolving joint 11 performance detection, and the testing equipment 20 includes workbench 21, transmission device
22nd, drive device 23, support meanss 24 and supporting power set, the top surface of workbench 21 are formed with flat surface, for experiment
Each device in equipment provides installation foundation, and transmission device 22 therein is located on workbench 21, the transmission device
22 are provided with power transmission shaft 221, and the power transmission shaft 221 has relative first end and the second end, and the second end of power transmission shaft 221 is used to connect
Connect shield centre revolving joint 11；Drive device 23 is arranged on transmission device 22, and the of the drive device 23 and power transmission shaft 221
One end drive connection simultaneously drives the power transmission shaft 221 to be rotated；Support meanss 24 are removable to be adjustably arranged on workbench 21
On, the support meanss 24 are used for the shield centre revolving joint 11 for supporting connection installed in the end of power transmission shaft 221 second, support meanss
24 can move along workbench 21 to the direction closer or far from transmission device 22, and then cause support meanss 24 and transmission device
Spacing between 22 adapts to the length of shield centre revolving joint 11 so that shield centre revolving joint 11 to be detected can one
End is connected with power transmission shaft 221, and the other end is placed in support meanss 24, so that shield centre revolving joint 11 can be with power transmission shaft
221 are rotated, and realize the operating mode when practice of construction of the shield centre revolving joint 11 of simulation shield machine is used, and then improve
The authenticity of testing result.The bearing height of support meanss 24 is adjustable, by adjust the bearing heights of support meanss 24 so as to
So that the central axis weight of the central axis and power transmission shaft 221 of the shield centre revolving joint 11 of the support connection of support meanss 24
Close, it is ensured that the axiality of shield centre revolving joint 11 and power transmission shaft 221, it is to avoid the result of influence dynamic property detection it is true
Property.Pipeline input fluid media (medium) and the inputted fluid of control that supporting power set are used for into shield centre revolving joint 11
The pressure of medium, performance detection is carried out so as to realize in the case of shield centre revolving joint 11 is rotated.
Supporting power set control the pressure of the fluid media (medium) inputted into the pipeline of shield centre revolving joint 11 to include
The fluid media (medium) inputted is loaded, pressurize and Unloading Control, specifically, carried out to shield centre revolving joint 11
During performance detection, supporting power set carry out input fluid media (medium) to the pipeline of connection, and the fluid media (medium) of input is added
Carry, the pressure value of fluid media (medium) is loaded into working pressure during more than practice of construction, namely test pressure value is more than work
Pressure value, then carries out holding pressure control, that is, maintains the test pressure value certain period of time, carries out pressure after the completion of test again and unloads
Carry.During detection, pressure data, data on flows, the rotary speed data of fluid media (medium) are recorded, is then connect with reference to center steering
The allowable pressure drop value analysis produced when working order and contrast each fluid media (medium) of the head on testing stand are by respective annular chamber
Judge whether the performance of shield centre revolving joint 11 meets index request., can be by the pressure data of analysis of pipeline during analysis
Carry out performance judgement, judge the pressure data of pipeline at the trial interior pressure drop whether in the range of defined pressure drop, if
Then performance, which is met, requires, is unsatisfactory for requiring if the performance not if.
As the better embodiment of the present invention, the testing equipment 20 also includes thermal imaging system, thermal imaging system installing
On workbench 21, for sensing shield center to be returned in real time during the progress performance detection of shield centre revolving joint 11
The temperature of adapter 11 simultaneously forms corresponding temperature data.Shield center steering in whole test process is monitored by thermal imaging system
The thermal change of joint 11, the temperature data also serves as subsequent analysis data, to judge the performance of shield centre revolving joint 11
Whether index request is met.
As the present invention another better embodiment, the testing equipment 20 also include control system, the control system with
Drive device 23, supporting power set and thermal imaging system control connection, the control system be used for realize remote control drive device,
The work of supporting power set and thermal imaging system, can be by the opening and closing of control system operational control drive device, also
Can control to adjust the rotating speed of drive device, control system can also control supporting power set motion whether, and control
The pressure of the corresponding pipeline of supporting power set, realizes remote control fluid media (medium).Control system can be with remote control heat
The keying of imager, and during thermal imaging system works, implement to obtain the temperature data that thermal imaging system is formed, the present invention
In control system be additionally operable to gather and record in the rotary speed data of the driving shield centre revolving joint 11 of drive device 23, shield
The pressure data and data on flows of fluid media (medium) and the temperature number of thermal imaging system monitoring are inputted in the pipeline of heart swivel coupling 11
According to after the performance detection of shield centre revolving joint 11 is finished, control system detects whole rotary speed data, pressure by record
Data, data on flows and temperature data are exported, and are easy to carry out analysis judgement to data.It is preferred that the control system bag
Data acquisition subsystem has been included, dedicated for data such as collection pressure, flow, temperature and rotating speeds, and has been recorded in real time, should
Control system also includes touch-screen, and the touch-screen is used for the operation and control interface for limiting control system, and provides letter for operating personnel
Just manipulation button, operating personnel realize remote control function, i.e. remote control by carrying out clicking operation on the touchscreen
Drive device, supporting power set and thermal imaging system.
As the another better embodiment of the present invention, supporting power set of the invention include water pump, hydraulic pump, profit
Sliding grease pump and report control platform.With reference to shown in Fig. 1 and Fig. 2, shield centre revolving joint 11 includes rotary distributing shaft 112 and connected
Female connector 111, in actual use, the adapter sleeve 111 is used for the cutterhead for connecting shield machine, so that rotary distributing shaft 112 and adapter sleeve
111 with cutterhead synchronous rotary, is provided with the rotary distributing shaft 112 in multiple fluid input ports, and rotary distributing shaft 112
There is provided the passage being connected with anterior pipe interface, the pipeline connects according to different functions with the different parts on shield machine
It is logical, the fluid media (medium) sent into by interface is sent to positions different on shield machine.Interface X1 to X11 shown in Fig. 1 is
The pipeline of delivery hydraulic pressure oil, with reference to shown in Fig. 3, interface X1 to X6 therein is used for cutterhead abrasion detection, is cutterhead abrasion detection
Hydraulic oil is provided, interface X7 to X11 is used to provide hydraulic oil for imitation-shaped knife, also sets freely standby on shield centre revolving joint 11
Use interface X12.With reference to shown in Fig. 4, interface V1 and interface V2 are used to convey water to be rinsed cutterhead, and interface J1 to J5 is used for
Additive is inputted, the additive is soil improvement agent, is inputted by interface J1 to J5 into spoil storehouse.With reference to shown in Fig. 5, show
Bearing grease transfer pipeline and interface are shown as, for inputting lubricant grease for bearing.The pipeline that each interface is connected is in rotation
Separated in distributing shaft 112 by sealing ring, when sealing ring fails, pipeline leakage can be caused, each pipeline can be caused when serious
In fluid media (medium) be mutually mixed and then produce pollution.Due to being provided with hydraulic pipeline and oil transportation in shield centre revolving joint 11
Pipeline, so supporting power set correspondingly are provided with water pump, hydraulic pump for the performance detection of shield centre revolving joint 11
And lubricating grease pump, as shown in Figure 4, it is shown that the schematic diagram of pump works 251, be provided with pump works 251 cistern and
Connection cistern and the water pump for the water in cistern to be pumped, the water pump connect shield center steering by aqueduct
It is used for the pipeline of water delivery in pipeline in joint 11, is for water delivery with interface V1 to V2 and interface J1 to the J5 pipeline being connected
Pipeline, the aqueduct connected with water pump according to multiple interfaces is divided into corresponding branch road, is equiped with branch road for control folding
Triple valve 256, in water pump connection one or more of interface V1 to V2, the fluid media (medium) held in cistern is water,
I.e. water pump pumps water to interface V1 and V2, in one or more of water pump connection interface J1 to J5, is held in cistern
Fluid media (medium) is that the water added with additive, i.e. water pump pump additive to interface J1 to J5；On each branch road of aqueduct
Pressure gauge 255 is installed, the pressure value for detecting and showing the branch road；As shown in Figure 3, it is shown that the original of hydraulic power unit 252
Reason figure, is provided with the hydraulic pump of hydraulic pressure oil tank and connection hydraulic pressure oil tank in hydraulic power unit 252, and hydraulic pump is connected by oil guide pipe
It is used for the pipeline of oil transportation in pipeline in shield centre revolving joint 11, is for defeated with interface X1 to the X12 pipelines being connected
The pipeline of oil, the oil guide pipe connected with hydraulic pump according to multiple interfaces is divided into corresponding branch road, is equiped with branch road and supplies control
The solenoid directional control valve 254 of opening, by controlling the pipeline of the switching connection of solenoid directional control valve 254 and being added to the pipeline of connection
Load, pressurize and unloading, are mounted on pressure gauge 255, the pressure value for detecting and showing the branch road on each branch road；Such as
Shown in Fig. 5, it is shown that the schematic diagram of lubricating grease pump, lubricating grease pump 253 connects shield centre revolving joint by communicating pipe
It is used for the pipeline for conveying lubricating oil in pipeline in 11, lubricating grease pump 253 is connected by check valve 257 and lubricating oil storage tank
It is logical, pressure gauge 255 is installed on communicating pipe, the pressure value for detecting and showing the communicating pipe.The behaviour of supporting power set
Controlling platform is used to provide control operation on the spot, is opened on the report control platform provided with control water pump, hydraulic pump and lubricating grease pump
The manipulation of switches closed, being used for of being also equipped with being connected with aqueduct, oil guide pipe and the pressure gauge on communicating pipe reads and shown
The pressure sensor of pressure, is additionally provided with solenoid directional control valve, triple valve, the check valve controlled on each pipeline on report control platform
The control valve of folding, realizes that operating personnel go out in supporting power set by report control platform and can be achieved to manipulate on the spot.
As another better embodiment of the present invention, as shown in figure 1, transmission device 22 also includes bearing block 222, axle
Hold 223 and end plate 224 is installed, bearing block 222, which is installed, to be fixed on workbench 21, and power transmission shaft 221 is plugged in bearing block 222
Interior and power transmission shaft 221 the second end is through bearing 223 and is connected with a rebound 225, the rebound 225 and shield center steering
Joint 11 is connected, and the first end of shield centre revolving joint 11 is connected with the first adpting flange 226, first adpting flange 226
It is fixedly connected with rebound 225, so that power transmission shaft 221 drives shield center to return by the adpting flange 226 of rebound 225 and first
The rotating shaft together of adapter 11.Bearing 223 is arranged on one end of bearing block 222, installs end plate 224 and is arranged on the another of bearing block 222
Drive device 23 is fixedly connected with installation end plate 224 on one end, bearing block 222.Drive device 23 includes frequency conversion speed-down machine
231st, blade shroud 232, the adpting flange 234 of connecting key 233 and second, blade shroud 232 is located on reductor 231, in blade
The side of cover 232 is fixed with the second adpting flange 234, and second adpting flange 234 is fixedly connected with installing end plate 224, the change
Connecting key 233 and the drive connection of power transmission shaft 221 on frequency reductor 231,221 turns of power transmission shaft of driving is realized by connecting key 233
It is dynamic, and then drive shield centre revolving joint 11 to rotate together.
As the better embodiment another again of the present invention, guided way 243, support meanss 24 are provided with workbench 21
Include support 241 and the regulating bolt 242 being connected with support 241, support 241 is slidably installed in guided way 243, passes through support
241 slide to realize the relative position of adjusting bracket 241 and transmission device 22 on guided way 243, so that support 241
It disclosure satisfy that and effective support is carried out to various sizes of shield centre revolving joint 11.Support 241 is being regulated in guided way
Behind position on 243, the bottom of support 241 is fixedly connected with workbench 21 by fixing bolt, so as to secure support
241 position on workbench 21.Regulating bolt 242 is installed on the supporting leg of support 241, by adjusting regulating bolt 242
Bearing length realize the bearing height of adjusting bracket 241, it is preferred that be fixed with two nuts on the supporting leg of support 241,
The two ends of regulating bolt 242 are screwed together on corresponding nut so that regulating bolt 242 is supported between two nuts, and rotating should
Regulating bolt 242 so that the nut at the top of support 241 is moved to the nut close to bottom, has been achieved in that regulation bearing height
Diminish, rotate backward the regulating bolt 242 so that the nut at the top of support 241 is moved to the nut away from bottom, is achieved in that
Regulation bearing height becomes big, in the bearing height of adjusting bracket 241, using dial gauge come to shield centre revolving joint 11
Carry out centering so that the central axis of shield centre revolving joint 11 is overlapped with the central axis of power transmission shaft 221.
The detection process to the testing equipment of the present invention is illustrated below.
First, shield centre revolving joint to be detected is arranged on workbench, by shield centre revolving joint
One end is connected with power transmission shaft, and the other end is placed in support meanss, by adjusting supporting device by shield centre revolving joint with passing
Moving axis axiality；
Secondly, the blade shroud of drive device is removed, first causes shield centre revolving joint at least to rotate 2 with hand moving blade
Turn, feel without sting card and vibrate after load onto blade shroud；
Then, one group of hydraulic oil, additive, lubricating grease pipeline are connected to the corresponding interface of shield centre revolving joint
On, to each annular chamber pipeline is carried out by group in shield centre revolving joint or several groups also can all carry out fluid medium pressure and add
Carry, and set loine pressure, loine pressure is set according to performance test data table 1,1 is shown in Table：
Table 1：Shield centre revolving joint performance test numerical tabular
Frequency conversion speed-down machine is opened, rotating speed needed for setting drives drive axis by frequency conversion speed-down machine and then drives shield
Centre revolving joint is rotated, and realizes the actual condition of simulation shield centre revolving joint；
Then, detection process can be controlled by the operation and control interface of control system, can also be filled by supporting power
The report control platform put realizes the control of detection process, is illustrated by taking operation and control interface as an example, right on the touch-screen of operation and control interface
Solenoid directional control valve and triple valve are individually controlled, and are chosen corresponding valve and are selected to load and unload according to the instruction of button,
The loading and unloading of hydraulic system can be realized by the status button of sub-screen after choosing the reversal valve for needing to open, requirement is loaded into
Pressurize stipulated time afterwards, it can be achieved that each annular chamber pipeline is carried out by group in shield centre revolving structure or several groups also can all be carried out
Fluid medium pressure load test.
The thermal change of shield centre revolving joint in whole detection process is monitored using thermal imaging system；
By the pressure, the flow of fluid media (medium), rotating speed of the pipeline in data collecting system acquisition and recording detection process with
And thermal data, by all data outputs after the completion of detection, cleaning sealing, prevention are carried out to the interface of shield centre revolving joint
Dirt, is produced with reference to working order of the centre revolving joint on testing stand and when contrasting each fluid media (medium) by respective annular chamber
Raw allowable pressure drop value, can analyze and judge that tested centre revolving joint is installed and whether sealing property is reliable and stable.As surveyed
During examination, centre revolving joint works well, and heat measurement is relatively steady, does not occur in respective line test process substantially
Pressure decline, then the centre revolving joint dependable performance is judged, conversely, centre revolving joint performance Shortcomings are, it is necessary to enter
Row amendment is tested again.
The performance testing equipment of shield machine centre revolving joint of the present invention has the beneficial effect that：
The present invention provides a kind of novel and suitable dynamic detection measure for the performance detection of shield centre revolving joint,
The actual condition of shield centre revolving joint can more really be simulated so that testing result is more true and reliable；
Drive device provides power and drives shield centre revolving joint to rotate by power transmission shaft, it is achieved thereby that simulation is actual
Shield-tunneling construction dynamic operation condition, for judge centre revolving joint performance whether meet shield machine work needed for index provide effectively according to
According to, solve former shield centre revolving joint can only static test limitation, provide critical support for shield machine normal work；
Gather the dynamic detection data of objective, it is ensured that the reliability of the quality of shield centre revolving joint and stably
Property, effectively evade shield-tunneling construction risk；
Introduce on the spot and remote control is detected in real time to the pressure of detection process, rotating speed, flow and heat, entirely
Testing equipment structure control is simple, safe and reliable, simple operation, is that the exploitation of high performance and long service life shield centre revolving joint is carried
For experiment place mat, good reference value and reference are provided for engineering machinery similar products, being also worth preferably promoting makes
With.
The present invention is provided below illustrates to the test method that shield centre revolving joint carries out performance detection.This
The test method of invention make use of above-mentioned testing equipment 20, and the test method comprises the following steps：
As shown in Figure 1 there is provided shield centre revolving joint 11 to be detected, shield centre revolving joint 11 is installed on examination
Test in equipment 20, one end of shield centre revolving joint 11 is fixedly connected with the second end of power transmission shaft 221, mobile regulation support
Position of the device 24 on workbench 21 and then the other end of shield centre revolving joint 11 is placed in support meanss 24；
The bearing height of adjusting supporting device 24 is to cause the central axis of shield centre revolving joint 11 and power transmission shaft 221
Central axis overlap；
By the pipeline connection in supporting power set and shield centre revolving joint 11；
Start drive device 23, driving power transmission shaft 221 is rotated and rotated together with shield centre revolving joint,
Drive device 23 controls the rotating speed of drive device 23 to simulate the driving operating mode of shield machine during driving；
Fluid media (medium) is inputted into the pipeline connected by supporting power set, controls to be inputted during input
Fluid media (medium) pressure；
Performance detection, record inspection are carried out to shield centre revolving joint in the case of shield centre revolving joint 11 is rotated
The pressure data and data on flows of the rotary speed data of drive device 23 and supporting power set during survey, comprehensive analysis were detected
The pressure of the pipeline of collection in journey, the flow of fluid media (medium), rotating speed and thermal data, centre revolving joint are on testing stand
Working order, the allowable pressure drop value produced when contrasting each fluid media (medium) by respective annular chamber can analyze and judge tested
Centre revolving joint is installed and whether sealing property is reliable and stable.As in test process, centre revolving joint works well, heat
Detection is relatively steady, does not occur obvious pressure in respective line test process and declines, then judges the centre revolving joint
Can be reliable, conversely, centre revolving joint performance Shortcomings are tested again, it is necessary to be modified.
As a better embodiment of test method of the present invention, the test method also includes：
Thermal imaging system is provided, thermal imaging system is installed on workbench, performance inspection is carried out in shield centre revolving joint
During survey, sense the temperature of shield centre revolving joint in real time by thermal imaging system and form corresponding temperature data.It is logical
The thermal change that thermal imaging system monitors shield centre revolving joint 11 in whole test process is crossed, the temperature data is also served as subsequently
Analyze data, to judge whether the performance of shield centre revolving joint 11 meets index request.
As another better embodiment of test method of the present invention, the test method also includes：
Drive device 23, supporting power set and thermal imaging system are connected with control system control, pass through control system
To drive device 23, supporting power set and thermal imaging system carry out remote control, and gathered by control system and record drive
The fluid inputted in the rotary speed data of the dynamic driving shield centre revolving joint 11 of device 23, the pipeline of shield centre revolving joint 11
The pressure data and data on flows and temperature data of medium.The control system be used for realize remote control drive device, it is supporting
The work of power set and thermal imaging system, can be by the opening and closing of control system operational control drive device, can be with
Control to adjust drive device rotating speed, control system can also control supporting power set motion whether, and control it is supporting
The pressure of the corresponding pipeline of power set, realizes remote control fluid media (medium).Control system can be with remote control thermal imaging
The keying of instrument, and during thermal imaging system works, implement to obtain in the temperature data that thermal imaging system is formed, the present invention
Control system is additionally operable to gather and records the rotary speed data of the driving shield centre revolving joint 11 of drive device 23, shield center is returned
The pressure data and data on flows of fluid media (medium) and the temperature data of thermal imaging system monitoring are inputted in the pipeline of adapter 11,
After the performance detection of shield centre revolving joint 11 is finished, control system by the whole rotary speed data of the detection of record, pressure data,
Data on flows and temperature data are exported, and are easy to carry out analysis judgement to data.It is preferred that the control system includes number
According to acquisition subsystem, dedicated for data such as collection pressure, flow, temperature and rotating speeds, and recorded in real time, the control system
System also includes touch-screen, and the touch-screen is used to limit the operation and control interface of control system, and provides for operating personnel easy behaviour
Button is controlled, operating personnel realize remote control function, i.e. remote control driving dress by carrying out clicking operation on the touchscreen
Put, supporting power set and thermal imaging system.
As the another better embodiment of test method of the present invention, the supporting power set of testing equipment 20 of the invention
Including water pump, hydraulic pump and lubricating grease pump；
Water pump is connected by aqueduct in the pipeline in shield centre revolving joint is used for the pipeline of water delivery, and to through leading
The fluid media (medium) of water pipe conveying is loaded, pressurize and Unloading Control；
Hydraulic pump is connected by oil guide pipe is used for the pipeline of oil transportation in the pipeline in shield centre revolving joint, and to warp
The fluid media (medium) of oil guide pipe conveying is loaded, pressurize and Unloading Control；
Lubricating grease pump is used to input lubricating oil by connecting communicating pipe in the pipeline in shield centre revolving joint
Pipeline, and the fluid media (medium) through conveying communicating pipe is loaded, pressurize and Unloading Control；
In aqueduct, oil guide pipe and communicating pipe trandfer fluid medium, aqueduct, oil guide pipe and communicating pipe are carried out
Pressure monitoring.
Due to being provided with hydraulic pipeline and pipeline road in shield centre revolving joint 11, so supporting power correspondingly
Device is provided with water pump, hydraulic pump and lubricating grease pump for the performance detection of shield centre revolving joint 11, as shown in figure 4,
The schematic diagram of pump works 251 is shown, cistern is provided with pump works 251 and connects cistern and is used in cistern
The water pump that is pumped of water, the water pump is connected by aqueduct is used for water delivery in the pipeline in shield centre revolving joint 11
Pipeline, is the pipeline for water delivery, the aqueduct being connected with water pump with interface V1 to V2 and interface J1 to the J5 pipeline being connected
It is divided into corresponding branch road according to multiple interfaces, the triple valve 256 for control folding is equiped with branch road, interface is connected in water pump
During one or more of V1 to V2, the fluid media (medium) held in cistern is that water, i.e. water pump pump water to interface V1 and V2,
During one or more of water pump connection interface J1 to J5, the fluid media (medium) held in cistern is the water added with additive,
I.e. water pump pumps additive to interface J1 to J5；Pressure gauge 255 is installed on each branch road of aqueduct, for detecting and showing
Show the pressure value of the branch road；As shown in Figure 3, it is shown that the schematic diagram of hydraulic power unit 252, it is provided with liquid in hydraulic power unit 252
The hydraulic pump of tank and connection hydraulic pressure oil tank is pressed oil, hydraulic pump is connected by oil guide pipe in the pipeline in shield centre revolving joint 11
It is the pipeline for oil transportation, the oil guide pipe being connected with hydraulic pump with interface X1 to the X12 pipelines being connected for the pipeline of oil transportation
It is divided into corresponding branch road according to multiple interfaces, the solenoid directional control valve 254 for control opening is equiped with branch road, by controls electricity
The pipeline of the switching connection of magnetic reversal valve 254 and the pipeline of connection is loaded, pressurize and unloading, pacify on each branch road
Equipped with pressure gauge 255, the pressure value for detecting and showing the branch road；As shown in Figure 5, it is shown that the principle of lubricating grease pump
Figure, lubricating grease pump 253 is connected by communicating pipe is used for the pipe for conveying lubricating oil in the pipeline in shield centre revolving joint 11
Road, lubricating grease pump 253 is connected by check valve 257 with lubricating oil storage tank, and pressure gauge 255 is provided with communicating pipe, is used
In the pressure value for detecting and showing the communicating pipe.The report control platform of supporting power set is used to provide control operation on the spot, at this
The manipulation of switches that report control platform is opened and closed provided with control water pump, hydraulic pump and lubricating grease pump, be also equipped with aqueduct, lead
Oil pipe and the pressure sensor for being used to reading and showing pressure of the pressure gauge connection on communicating pipe, also set on report control platform
The solenoid directional control valve controlled on each pipeline, triple valve, the control valve of check valve folding are equipped with, is realized and grasped by report control platform
Make personnel and go out to can be achieved to manipulate on the spot in supporting power set.
It is used as another better embodiment of test method of the present invention, simulation shield machine centre revolving joint practice of construction fortune
Row state, to each annular chamber pipeline is carried out by group in shield centre revolving joint or several groups also can all carry out fluid medium pressure
Loading, the pressure of the rotary speed data of drive device and supporting power set in detection process is recorded by data collecting system automatically
The loine pressure, the flow of fluid mechanism, rotating speed and the thermal data that are gathered during data and data on flows, comprehensive analysis,
Working order of the centre revolving joint on testing stand, the allowable pressure drop produced when contrasting each fluid media (medium) by respective annular chamber
Value, can analyze and judge that tested centre revolving joint is installed and whether sealing property is reliable and stable.In such as test process, center
Swivel coupling works well, and heat measurement is relatively steady, does not occur obvious pressure in respective line test process and declines, then
The centre revolving joint dependable performance is judged, conversely, centre revolving joint performance Shortcomings are tested again, it is necessary to be modified.
The present invention is described in detail above in association with accompanying drawing embodiment, those skilled in the art can be according to upper
State it is bright the present invention is made many variations example.Thus, some of embodiment details should not constitute limitation of the invention, this
Invention regard the scope defined using appended claims as protection scope of the present invention.
Claims (10)
1. a kind of performance testing equipment of shield machine centre revolving joint, it is characterised in that including：
Workbench；
Transmission device of the branch on the workbench, the transmission device is provided with power transmission shaft, and the power transmission shaft has phase
To first end and the second end, the second end of the power transmission shaft is used to connect shield machine centre revolving joint；
The drive device on the transmission device is installed on, with the first end drive connection of the power transmission shaft and driving the transmission
Axle is rotated；
The removable support meanss being adjustably mounted on the workbench, for supporting connection installed in the power transmission shaft
The shield centre revolving joint at the second end, the support meanss can be along the workbench to closer or far from the transmission device
Direction movement, and then cause the spacing of the support meanss and the transmission device to adapt to the length of shield centre revolving joint
Degree, the bearing height of the support meanss is adjustable, by adjusting the bearing height of the support meanss so that the support
The central axis of the shield centre revolving joint of device support connection is overlapped with the central axis of the power transmission shaft；
Supporting power set, input fluid media (medium) for the pipeline into the shield centre revolving joint and control what is inputted
The pressure of fluid media (medium), performance detection is carried out so as to realize in the case of shield centre revolving joint is rotated.
2. the performance testing equipment of shield machine centre revolving joint as claimed in claim 1, it is characterised in that also including located at
Thermal imaging system on the workbench, for sensing institute in real time during shield centre revolving joint progress performance detection
State the temperature of shield centre revolving joint and form corresponding temperature data.
3. the performance testing equipment of shield machine centre revolving joint as claimed in claim 2, it is characterised in that also including with institute
The control system of drive device, the supporting power set and thermal imaging system control connection is stated, the control system is used for
The work of drive device described in remote control, the supporting power set and the thermal imaging system is realized, is additionally operable to gather and remembers
The drive device is recorded to drive in the rotary speed data of the shield centre revolving joint, the pipeline of the shield centre revolving joint
The pressure data and data on flows and the temperature data of the fluid media (medium) of input.
4. the performance testing equipment of shield machine centre revolving joint as claimed in claim 1, it is characterised in that described supporting dynamic
Power apparatus includes water pump, hydraulic pump, lubricating grease pump and report control platform,
The water pump is connected by aqueduct is used for the pipeline of water delivery in the pipeline in shield centre revolving joint；
The hydraulic pump is connected by oil guide pipe is used for the pipeline of oil transportation in the pipeline in shield centre revolving joint；
The lubricating grease pump is connected by communicating pipe is used for the pipe for conveying lubricating oil in the pipeline in shield centre revolving joint
Road；
The report control platform is gone back provided with the manipulation of switches for controlling the water pump, the hydraulic pump and lubricating grease pump to open and close
Provided with the pressure sensor for being used to sense pressure installed in aqueduct, oil guide pipe and on communicating pipe.
5. the performance testing equipment of shield machine centre revolving joint as claimed in claim 1, it is characterised in that the transmission dress
Putting also includes bearing block, is installed on the bearing of described bearing block one end and is installed on the installation end of the bearing block other end
Plate, the bearing block, which is installed, is fixed on the workbench, and the power transmission shaft is inserted in the bearing block, and the power transmission shaft
The second end is through the bearing and is connected with a rebound, pass through the rebound and connect with the shield centre revolving joint
Connect；The drive device is fixedly connected with the installation end plate of the bearing block.
6. a kind of performance testing equipment using shield machine centre revolving joint as claimed in claim 1 is to shield center steering
Joint carries out the test method of performance detection, it is characterised in that comprise the following steps：
Shield centre revolving joint to be detected is provided, the shield centre revolving joint is installed on testing equipment, by institute
State one end of shield centre revolving joint to be fixedly connected with the second end of the power transmission shaft, the mobile regulation support meanss are in institute
State the position on workbench and then so that the other end of the shield centre revolving joint is placed in support meanss；
The bearing height of the support meanss is adjusted with the central axis for causing the shield centre revolving joint and the transmission
The central axis of axle is overlapped；
By the pipeline connection in the supporting power set and shield centre revolving joint；
Start the drive device, drive the power transmission shaft to be rotated and turned together with the shield centre revolving joint
It is dynamic, control the rotating speed of the drive device to simulate the driving operating mode of shield machine during the drive device drives；
Fluid media (medium) is inputted into the pipeline connected by the supporting power set, controls to be inputted during input
Fluid media (medium) pressure；
Performance detection is carried out to shield centre revolving joint in the case of shield centre revolving joint is rotated, detection process is recorded
Described in drive device rotary speed data and the supporting power set pressure data and data on flows in order to performance evaluation.
7. test method as claimed in claim 6, it is characterised in that also include：
Thermal imaging system is provided, the thermal imaging system is installed on the workbench, in shield centre revolving joint progressive
During detecting, the temperature of the shield centre revolving joint is sensed by the thermal imaging system in real time and forms corresponding
Temperature data.
8. test method as claimed in claim 7, it is characterised in that also include：
The drive device, the supporting power set and the thermal imaging system are connected with control system control, pass through institute
State control system and remote control is carried out to described drive device, supporting power set and thermal imaging system, and pass through the control
System acquisition simultaneously records rotary speed data, the shield center steering that the drive device drives the shield centre revolving joint
The pressure data and data on flows and the temperature data of the fluid media (medium) inputted in the pipeline of joint.
9. test method as claimed in claim 6, it is characterised in that the supporting power set include water pump, hydraulic pump with
And lubricating grease pump；
The water pump is connected by aqueduct is used for the pipeline of water delivery in the pipeline in the shield centre revolving joint, and right
The fluid media (medium) conveyed through the aqueduct is loaded, pressurize and Unloading Control；
The hydraulic pump is connected by oil guide pipe is used for the pipeline of oil transportation in the pipeline in the shield centre revolving joint, and
The fluid media (medium) conveyed through the oil guide pipe is loaded, pressurize and Unloading Control；
The lubricating grease pump is used to input lubricating oil by connecting communicating pipe in the pipeline in shield centre revolving joint
Pipeline, and the fluid media (medium) conveyed through the communicating pipe is loaded, pressurize and Unloading Control；
In the aqueduct, the oil guide pipe and the communicating pipe trandfer fluid medium, to the aqueduct, the Oil Guide
Pipe and the communicating pipe carry out pressure monitoring.
10. test method as claimed in claim 6, it is characterised in that to the pipeline in the shield centre revolving joint by
First, by group or whole pipeline carries out performance detection simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534104.4A CN107246958B (en) | 2017-07-03 | 2017-07-03 | Performance test equipment and method for central rotary joint of shield tunneling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710534104.4A CN107246958B (en) | 2017-07-03 | 2017-07-03 | Performance test equipment and method for central rotary joint of shield tunneling machine |
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| CN107246958B CN107246958B (en) | 2020-04-14 |
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| CN201710534104.4A Active CN107246958B (en) | 2017-07-03 | 2017-07-03 | Performance test equipment and method for central rotary joint of shield tunneling machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318189A (en) * | 2018-03-09 | 2018-07-24 | 西南交通大学 | A kind of shield tunnel seam waterproof experimental rig of simulation seismic response behavior |
| CN108692189A (en) * | 2018-05-29 | 2018-10-23 | 山东华鹏精机股份有限公司 | Rotary joint safety monitoring system and monitoring method |
| CN109187209A (en) * | 2018-09-03 | 2019-01-11 | 江苏腾旋科技股份有限公司 | The testing stand of shield machine center-rotary joint |
| CN110186625A (en) * | 2019-06-21 | 2019-08-30 | 中铁工程服务有限公司 | Center steering body medium channel sealing property detection device |
| CN111795789A (en) * | 2020-09-09 | 2020-10-20 | 中铁工程服务有限公司 | Shield constructs experimental detection device of quick-witted center solid of revolution |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5753799A (en) * | 1996-10-25 | 1998-05-19 | Assen Exports, Inc. | Life cycle testing of swivel joints |
| CN202188954U (en) * | 2011-08-09 | 2012-04-11 | 吉林大学 | High-speed electric spindle dynamic loading device |
| CN202305201U (en) * | 2011-11-01 | 2012-07-04 | 泸州金辉液压件有限责任公司 | Test rotary table for central swivel joints |
| CN102564860A (en) * | 2012-01-11 | 2012-07-11 | 南京林业大学 | Rotating joint durability testing principle and full-automatic testing machine |
| CN104006957A (en) * | 2014-06-17 | 2014-08-27 | 吉林大学 | Contact-type reliability test bed capable of conducting mixed loading on electric main shaft |
| CN105179381A (en) * | 2015-10-21 | 2015-12-23 | 徐州重型机械有限公司 | Rotating device and reliability testing device of centre revolving joint |
| CN105588718A (en) * | 2016-03-17 | 2016-05-18 | 吉林大学 | Machine tool spindle comprehensive property detection/monitoring test system and method |
| CN105784348A (en) * | 2016-04-22 | 2016-07-20 | 无锡工艺职业技术学院 | Construction machinery swivel joint plant test system and operation method thereof |
-
2017
- 2017-07-03 CN CN201710534104.4A patent/CN107246958B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5753799A (en) * | 1996-10-25 | 1998-05-19 | Assen Exports, Inc. | Life cycle testing of swivel joints |
| CN202188954U (en) * | 2011-08-09 | 2012-04-11 | 吉林大学 | High-speed electric spindle dynamic loading device |
| CN202305201U (en) * | 2011-11-01 | 2012-07-04 | 泸州金辉液压件有限责任公司 | Test rotary table for central swivel joints |
| CN102564860A (en) * | 2012-01-11 | 2012-07-11 | 南京林业大学 | Rotating joint durability testing principle and full-automatic testing machine |
| CN104006957A (en) * | 2014-06-17 | 2014-08-27 | 吉林大学 | Contact-type reliability test bed capable of conducting mixed loading on electric main shaft |
| CN105179381A (en) * | 2015-10-21 | 2015-12-23 | 徐州重型机械有限公司 | Rotating device and reliability testing device of centre revolving joint |
| CN105588718A (en) * | 2016-03-17 | 2016-05-18 | 吉林大学 | Machine tool spindle comprehensive property detection/monitoring test system and method |
| CN105784348A (en) * | 2016-04-22 | 2016-07-20 | 无锡工艺职业技术学院 | Construction machinery swivel joint plant test system and operation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318189A (en) * | 2018-03-09 | 2018-07-24 | 西南交通大学 | A kind of shield tunnel seam waterproof experimental rig of simulation seismic response behavior |
| CN108318189B (en) * | 2018-03-09 | 2024-05-28 | 西南交通大学 | Shield tunnel seam waterproof test device for simulating earthquake response behavior |
| CN108692189A (en) * | 2018-05-29 | 2018-10-23 | 山东华鹏精机股份有限公司 | Rotary joint safety monitoring system and monitoring method |
| CN109187209A (en) * | 2018-09-03 | 2019-01-11 | 江苏腾旋科技股份有限公司 | The testing stand of shield machine center-rotary joint |
| CN110186625A (en) * | 2019-06-21 | 2019-08-30 | 中铁工程服务有限公司 | Center steering body medium channel sealing property detection device |
| CN111795789A (en) * | 2020-09-09 | 2020-10-20 | 中铁工程服务有限公司 | Shield constructs experimental detection device of quick-witted center solid of revolution |
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|---|---|
| CN107246958B (en) | 2020-04-14 |
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