CN206818702U - Simulate the experimental rig that tunneling boring constructing tunnel triggers earth's surface deformation - Google Patents
Simulate the experimental rig that tunneling boring constructing tunnel triggers earth's surface deformation Download PDFInfo
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- CN206818702U CN206818702U CN201720661342.7U CN201720661342U CN206818702U CN 206818702 U CN206818702 U CN 206818702U CN 201720661342 U CN201720661342 U CN 201720661342U CN 206818702 U CN206818702 U CN 206818702U
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Abstract
Simulate the experimental rig that tunneling boring constructing tunnel triggers earth's surface deformation, including casing and one group of propulsion model, the top surface of casing is provided with the opening for being used for being put into the soil body, and the relative two sides of casing are respectively equipped with the through hole for being available for propulsion plant and tunnel model to run through, and two through hole is coaxially disposed；Tunnel model is in hollow tubulose, and propulsion plant is in solid bar-shaped, and the diameter of the external diameter of tunnel model, the diameter of propulsion plant and through hole is equal；One end of propulsion plant is provided with axial handle, and is provided with scale on the outer surface of propulsion plant vertically；Detection means includes being used for several measurement points for being laid in soil body top surface, each measurement point includes a bolt for being used to be fixed on soil body top surface, the opening of casing top, which is set up, crossbeam, each measurement point is corresponded on the lower surface of crossbeam and is respectively equipped with an amesdial for being used to measure Study on Soil Collapse situation, and the gauge head of amesdial extends and is adjacent to the top surface of bolt downward vertically.
Description
Technical field
It the utility model is related to a kind of experimental rig simulated tunneling boring constructing tunnel and trigger earth's surface deformation.
Background technology
In existing full section method tunnel construction technology, the difference to focus mostly under specific engineering geological condition is complete disconnected
Face method construction, without corresponding analogue means, therefore can not be simulated in laboratory to full section method constructing tunnel process,
But full section method constructing tunnel also brings along a series of problem, it is therefore desirable to shift to an earlier date the work progress in laboratory simulation,
To understand affecting laws of the construction to earth's surface deformation, engineering earth's surface deformation can quickly and accurately be estimated with this, be
The construction of later stage engineering makes reference.
The content of the invention
To overcome defect present in background technology, the utility model provides a kind of simulation tunneling boring constructing tunnel and triggers ground
The experimental rig of table deformation.
The technical scheme that the utility model solves the above problems is：
Simulate the experimental rig that tunneling boring constructing tunnel triggers earth's surface deformation, including casing, one group of propulsion model and detection
Device, the propulsion model include propulsion plant and tunnel model；
The top surface of the casing is provided with the opening for being used for being put into the soil body, and the relative two sides of the casing, which are respectively equipped with, to be available for
The through hole that propulsion plant and tunnel model run through, and two through hole is coaxially disposed；
The tunnel model is in hollow tubulose, and the propulsion plant external diameter of tunnel model, is pushed away in solid bar-shaped
Enter device diameter and through hole diameter it is equal；One end of propulsion plant is provided with axial handle, and the outer surface of propulsion plant
On be provided with scale vertically；
The detection means also includes being used for several measurement points being laid on soil body top surface, and each measurement point includes one
The individual bolt for being used to be fixed on soil body top surface, the opening of casing top, which is set up, crossbeam, right on the lower surface of the crossbeam
Each measurement point is answered to be respectively equipped with an amesdial for being used to measure Study on Soil Collapse situation, and the gauge head of amesdial prolongs downward vertically
Stretch and be adjacent to the top surface of bolt.
Further, the propulsion plant is the wooden stick of cylindrical shape.
Further, the tunnel model is managed for PE.
Further, the casing is made up of armorplate glass.
Further, through hole is located at the centre of body side, and length between two through hole and the length of tunnel model and pushes away
Enter the equal length of device.
Trigger the examination of the experimental rig implementation of earth's surface deformation using simulation tunneling boring constructing tunnel described in the utility model
Proved recipe method, comprises the following steps：
Step 1, the soil body and the compacting of scheduled volume are filled into casing, so that the top surface of the soil body is smooth, and makes via bottoms
Tangent line be located in the plane where the top surface of the soil body；
Step 2, into casing, level is put into propulsion plant, and propulsion plant is coaxial with through hole, and makes one end of propulsion plant
Positioned at the through hole of casing side, the through hole hand channel casing opposite side of the other end exposes to casing；
Step 3, the soil body of scheduled volume and compacting are continued to fill up into casing；
Step 4, measurement point, and installation bolt 8 are arranged in pre-position on the top surface of the soil body 6；
Step 5, crossbeam is set up in the opening of casing, amesdial is installed, and ensure that the gauge head of amesdial prolongs downward vertically
Stretch and be adjacent to the top surface of bolt；
Step 6, handle is held, pushing away for certain length is extracted out to outside casing from the through hole of casing side by certain draw speed
Enter device, after being spaced predetermined pause duration, be axially inserted into tunnel model out of casing opposite side through hole, and from tunnel model
After touching propulsion plant, continue to extract the propulsion plant of equal length out to outside casing by identical draw speed, interval is identical
Pause duration after, then tunnel model is advanced into casing 1 and contacted with propulsion plant；So repeatedly, until propulsion plant
Completely disengaged with casing, tunnel model is fully located in casing, to simulate tunneling boring constructing tunnel；Extracting propulsion plant out simultaneously
During, interval records the reading of amesdial on schedule；
Step 7, length and different pause duration repeat steps are extracted out with different draw speeds, different propulsion plants
6, test of many times is carried out, and record；
Step 8, according to the draw speed information of obtained in step 6 and step 7 each time experiment, extract length information out, stop
Immediately long message and amesdial read data message, draw test period-deflection curve of each measurement point in each experiment
With final deformation amount curve of each measurement point in each experiment, simulate definite between different construction parameters and earth's surface deformation
Relation, and find out the soil deformation gauge rule of tunneling boring constructing tunnel initiation.
The utility model can accurately simulate full section method constructing tunnel process, so as to explore and solve full section method tunnel
Construct to earth's surface and the influence problem of building in road.
The beneficial effects of the utility model are mainly manifested in：
1st, experimental rig described in the utility model is simple in construction, cheap, facilitates handy.
2nd, described test method is implemented using device described in the utility model, can be in laboratory simulation full section method tunnel
Influence of the road construction to earth's surface deformation, obtains the definite relation between different construction parameters and earth's surface deformation, is design and construction
The optimization of scheme provides foundation, and effective prediction work is played to the potential safety hazard of existed building around job site and structures
With.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the schematic diagram of propulsion plant and tunnel model.
Fig. 3 is Fig. 1 front view.
Fig. 4 is Fig. 1 top view.
Embodiment
Referring to the drawings, the experimental rig that tunneling boring constructing tunnel triggers earth's surface deformation, including 1, one group of propulsion of casing are simulated
Model and detection means, the propulsion model include propulsion plant 2 and tunnel model 3；
The top of the casing 1 is provided with the opening for being used for being put into the soil body 6, and the relative both sides of the casing 1 are respectively equipped with can
The through hole 5 run through for propulsion plant 2 and tunnel model 3, and two through hole 5 is coaxially disposed；
The tunnel model 3 is in hollow tubulose, and the propulsion plant 2 is in solid bar-shaped, and tunnel model 3 is outer
The diameter in footpath, the diameter of propulsion plant 2 and through hole 5 is equal；One end of propulsion plant 2 is provided with axial handle 4, and propulsion plant
Scale is provided with 2 outer surface vertically；
The detection means also includes being used for several measurement points being laid on the top surface of the soil body 1, and each measurement point includes
One bolt 8 for being used to be fixed on soil body top surface, the opening at the top of casing 1, which is set up, crossbeam 7, the lower surface of the crossbeam 7
The upper each measurement point of correspondence is respectively equipped with an amesdial 9 for being used to measure Study on Soil Collapse situation, and the gauge head of amesdial 9 is downward
Extend vertically and be adjacent to the top surface of bolt 8.When the soil body 6 sinks, gauge head can separate with bolt, with point according to gauge head and bolt
Separation is from calculating the deflection of the soil body 6.
The propulsion plant 2 is the wooden stick of cylindrical shape.
The tunnel model 3 is managed for PE.
The casing 1 is made up of armorplate glass, and adjacent armorplate glass passes through glass gemel connection.
Through hole 5 is located at the centre of the side of casing 1, and the length between two through hole 5 fills with the length of tunnel model 3 and propulsion
Put 2 equal length.
Using a kind of test method for promoting simulation test device to implement described in the utility model, it is characterised in that bag
Include following steps：
Step 1, the soil body 6 of scheduled volume is filled into casing 1 and is compacted, so that the top surface of the soil body 6 is smooth, and makes through hole 5
The tangent line of bottom is located in the plane where the top surface of the soil body 6；
Step 2, into casing 1, level is put into propulsion plant 2, and propulsion plant 2 and through hole 5 are coaxial, and make propulsion plant 2
One end is located at the through hole of the side of casing 1, and the through hole 5 the opposite side of hand channel casing 1 of the other end exposes to casing 1；
Step 3, the soil body 6 of scheduled volume is continued to fill up into casing 1 and is compacted；
Step 4, measurement point, and installation bolt 8 are arranged in pre-position on the top surface of the soil body 6；
Step 5, crossbeam 7 is set up in the opening of casing 1, amesdial 9 is installed, and ensure that the gauge head of amesdial 9 lets droop
Directly extend and be adjacent to the top surface of bolt 8；
Step 6, handle 4 is held, certain length is extracted out to outside casing 1 from the through hole 5 of casing side by certain draw speed
Propulsion plant 2, after being spaced predetermined pause duration, be axially inserted into tunnel model 3 out of the opposite side of casing 1 through hole 5, and from
After tunnel model 3 touches propulsion plant 2, continue to extract the propulsion dress of equal length out to outside casing 1 by identical draw speed
2 are put, after being spaced identical pause duration, then tunnel model 3 is advanced into casing 1 and contacted with propulsion plant 2；It is so anti-
Multiple, until propulsion plant 2 completely disengages with casing 1, tunnel model 3 is fully located in casing 1, is applied with simulating tunneling boring tunnel
Work；Simultaneously during propulsion plant 2 is extracted out, interval records the reading of amesdial 9 on schedule；
Step 7, length is extracted out with different draw speeds, different propulsion plants 2 and different pause durations repeats to walk
Rapid 5, carry out test of many times and record；
Step 8, according to the draw speed information of obtained in step 6 and step 7 each time experiment, extract length information out, stop
Immediately long message and amesdial read data message, draw test period-deflection curve of each measurement point in each experiment
(transverse axis is that self-advancing device 2 starts to be drawn to the time point being kept completely separate with casing 2 in required duration, and the longitudinal axis is surveyed to be each
Measure the amesdial of point deflection measured on each time point) and each measurement point tested at each time in final deformation amount
(each measurement one final deformation amount curve of point-rendering, transverse axis are the numbering of test number (TN) to curve, and the longitudinal axis is each measurement point
The amesdial final deformation amount measured when propulsion plant 2 and casing 2 are kept completely separate to soil stabilization), simulate different constructions
Definite relation between parameter and earth's surface deformation, and the soil deformation gauge rule of tunneling boring constructing tunnel initiation is found out, for reality
Engineering provides effective reference data.
Content described in this specification embodiment is only enumerating to the way of realization of utility model design, and this practicality is new
The protection domain of type is not construed as being only limitted to the concrete form that embodiment is stated, the scope of protection of the utility model is also wrapped
Include those skilled in the art according to the utility model design it is conceivable that equivalent technologies mean.
Claims (5)
1. simulate the experimental rig that tunneling boring constructing tunnel triggers earth's surface deformation, it is characterised in that：Including casing, one group of propulsion module
Type and detection means, the propulsion model include propulsion plant and tunnel model；
The top surface of the casing is provided with the opening for being used for being put into the soil body, and the relative two sides of the casing, which are respectively equipped with, to be available for promoting
The through hole that device and tunnel model run through, and two through hole is coaxially disposed；
The tunnel model is in hollow tubulose, and the propulsion plant external diameter of tunnel model, promotes dress in solid bar-shaped
The diameter and the diameter of through hole put are equal；One end of propulsion plant is provided with axial handle, and edge on the outer surface of propulsion plant
It is axially arranged with scale；
The detection means also includes being used for several measurement points being laid on soil body top surface, and each measurement point includes a use
In the bolt being fixed on soil body top surface, the opening of casing top, which is set up, crossbeam, corresponding every on the lower surface of the crossbeam
Individual measurement point is respectively equipped with an amesdial for being used to measure Study on Soil Collapse situation, and the gauge head of amesdial extends simultaneously downward vertically
It is adjacent to the top surface of bolt.
2. simulation tunneling boring constructing tunnel triggers the experimental rig of earth's surface deformation as claimed in claim 1, it is characterised in that：Institute
State the wooden stick that propulsion plant is cylindrical shape.
3. simulation tunneling boring constructing tunnel triggers the experimental rig of earth's surface deformation as claimed in claim 2, it is characterised in that：Institute
Tunnel model is stated to manage for PE.
4. simulation tunneling boring constructing tunnel triggers the experimental rig of earth's surface deformation as claimed in claim 3, it is characterised in that：Institute
Casing is stated to be made up of armorplate glass.
5. simulation tunneling boring constructing tunnel triggers the experimental rig of earth's surface deformation as claimed in claim 4, it is characterised in that：It is logical
Hole position is in the centre of body side, and length and the length of tunnel model and the equal length of propulsion plant between two through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720661342.7U CN206818702U (en) | 2017-06-08 | 2017-06-08 | Simulate the experimental rig that tunneling boring constructing tunnel triggers earth's surface deformation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720661342.7U CN206818702U (en) | 2017-06-08 | 2017-06-08 | Simulate the experimental rig that tunneling boring constructing tunnel triggers earth's surface deformation |
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| Publication Number | Publication Date |
|---|---|
| CN206818702U true CN206818702U (en) | 2017-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720661342.7U Expired - Fee Related CN206818702U (en) | 2017-06-08 | 2017-06-08 | Simulate the experimental rig that tunneling boring constructing tunnel triggers earth's surface deformation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024575A (en) * | 2017-06-08 | 2017-08-08 | 浙江工业大学 | Simulate experimental rig and test method that tunneling boring constructing tunnel triggers earth's surface deformation |
-
2017
- 2017-06-08 CN CN201720661342.7U patent/CN206818702U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024575A (en) * | 2017-06-08 | 2017-08-08 | 浙江工业大学 | Simulate experimental rig and test method that tunneling boring constructing tunnel triggers earth's surface deformation |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20200608 |