CN110286032A - A kind of vertical shaft country rock simulator and system - Google Patents
A kind of vertical shaft country rock simulator and system Download PDFInfo
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- CN110286032A CN110286032A CN201910519541.8A CN201910519541A CN110286032A CN 110286032 A CN110286032 A CN 110286032A CN 201910519541 A CN201910519541 A CN 201910519541A CN 110286032 A CN110286032 A CN 110286032A
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- country rock
- vertical shaft
- enclosing structure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
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Abstract
The invention belongs to technical field of civil engineering more particularly to a kind of vertical shaft country rock simulator and system, described device includes device noumenon and enclosing structure；Described device ontology forms country rock material filling region；The enclosing structure setting is detachably connected in the country rock material filling region or with the side wall of described device ontology, excavates region for simulating vertical shaft country rock.In the present invention, it can simulate country rock by inserting country rock material into device noumenon and do not excavate region, and country rock excavation region can be simulated by the way that enclosing structure is arranged, by the measurement for excavating lateral pressure suffered by region country rock material to country rock, the stress condition of shaft wall country rock in practice of construction can be simulated, so as to provide corresponding gross data, the progress of guiding construction for Construction of Silo.Vertical shaft country rock simulator provided by the invention can simulate digging process from the top down, more can truly restore work progress, improve the accuracy of vertical shaft country rock lateral pressure measurement.
Description
Technical field
The invention belongs to technical field of civil engineering more particularly to a kind of vertical shaft country rock simulator and systems.
Background technique
Vertical shaft is also known as " vertical ", " straight well ", and the vertical bore of underground passage is passed straight through to for ground, has well by preliminary shaft, well bore
Bottom three parts are constituted, with mostly circular cross section when brick, stone, concrete and reinforced concrete supporting, with timber supporting Shi Zewei square
Shape or polygonal section.To transport, divulge information and drain in mining, when building long tunnel and underground railway, it is commonly used for
Service gallery, to increase working face, shorten and construct the time limit and improve execution conditions etc..
It before shaft excavation, needs to analyze the stress of vertical shaft country rock, scientific and reasonable construction plan could be formulated.
Existing vertical shaft country rock lateral pressure test device generallys use the stress that the mode gradually loaded simulates vertical shaft country rock.
And in practice of construction, vertical shaft mainly excavates from top to bottom, and as excavating depth increases, vertical shaft country rock is subject to lateral
Pressure increases, and the existing analog form gradually loaded cannot restore true work progress, and vertical shaft country rock lateral pressure is caused to be surveyed
Examination inaccuracy, needs to improve.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of vertical shaft country rock simulator, it is intended to solve existing gradually to load
Analog form cannot restore true work progress, cause vertical shaft country rock lateral pressure test inaccuracy problem.
The embodiments of the present invention are implemented as follows, a kind of vertical shaft country rock simulator, described device include device noumenon with
And enclosing structure；
Described device ontology forms country rock material filling region；
The enclosing structure setting detachably connects in the country rock material filling region or with the side wall of described device ontology
It connects, excavates region for simulating vertical shaft country rock.
The another object of the embodiment of the present invention is to provide a kind of vertical shaft country rock simulation system, the system comprises:
Vertical shaft country rock simulator as described in above-described embodiment；And
Acquisition and analysis device, the acquisition and analysis device is for acquiring, analyzing country rock material in the vertical shaft country rock simulator
Pressure data.
A kind of vertical shaft country rock simulator provided in an embodiment of the present invention is provided with device noumenon and enclosing structure, described
Device noumenon forms country rock material filling region；The enclosing structure setting in the country rock material filling region or with institute
The side wall for stating device noumenon is detachably connected, and excavates region for simulating vertical shaft country rock.In the present invention, by device noumenon
Interior filling country rock material can simulate country rock and not excavate region, and can simulate country rock excavation region by the way that enclosing structure is arranged,
By excavating the measurement of lateral pressure suffered by region country rock material to country rock, shaft wall country rock in practice of construction can be simulated
Stress condition, so as to provide corresponding gross data, the progress of guiding construction for Construction of Silo.Vertical shaft provided by the invention
Country rock simulator can simulate digging process from the top down, more can truly restore work progress, improve vertical shaft and enclose
The accuracy of rock lateral pressure measurement.
Detailed description of the invention
Fig. 1 is a kind of three-dimensional structure diagram of vertical shaft country rock simulator provided in an embodiment of the present invention；
Fig. 2 is the three-dimensional structure diagram of retaining ring provided in an embodiment of the present invention；
Fig. 3 is the three-dimensional structure diagram for the device noumenon that this hair gallbladder embodiment provides；
Fig. 4 is a kind of set-up mode schematic diagram of vertical shaft country rock analog data acquisition device provided in an embodiment of the present invention；
Fig. 5 is the top view of Fig. 4.
In attached drawing: 1, device noumenon；11, connecting plate；12, third connecting hole；2, enclosing structure；3, retaining ring；31, substrate；
32, the first flange；33, the second flange；34, the first connecting hole；35, the second connecting hole；4, metal bar.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Specific implementation of the invention is described in detail below in conjunction with specific embodiment.
As shown in Figure 1, being a kind of structure chart of vertical shaft country rock simulator provided in an embodiment of the present invention, including device sheet
Body 1 and enclosing structure 2；
Described device ontology 1 forms country rock material filling region；
The enclosing structure 2 is set in the country rock material filling region or detachable with the side wall of described device ontology 1
Connection excavates region for simulating vertical shaft country rock.
In embodiments of the present invention, device noumenon 1 formed country rock material filling region, in the present invention it is possible to pass through to
Country rock material filling region fills country rock material, so that simulating country rock does not excavate region.Therefore for device noumenon 1, as long as
Form the fill area that can be used for filling country rock material, so that it may which, as the device of the invention ontology 1, the present embodiment is for device
The specific constructive form of ontology 1 is not construed as limiting, and can be body structure, bucket body structure, the frame structure with certain depth
Deng.It is appreciated that top can be set to opening form when device noumenon 1 is set as cabinet or bucket body structure, so as to
In the filling of country rock material.
In embodiments of the present invention, for enclosing structure 2 there are two types of form is arranged, one is enclosing structures 2 to be set to country rock material
Expect in filling region, does not excavate region by inserting country rock material simulation country rock between enclosing structure and device noumenon 1 at this time, and
Enclosing region can then simulate country rock and open control region；Another kind is that enclosing structure 2 is set on the side wall of device noumenon 1, with dress
It sets ontology 1 to be detachably connected, the present invention can simulate the not exclusively closed vertical shaft of side wall at this time.And in fact, due to vertical shaft
For side wall mainly by the effect of transverse pressure, the interaction force between the side wall and side wall of vertical shaft is not the master of sidewall stability
Influence factor is wanted, therefore in the case where ignoring side wall horizontal force, above two form of the invention can obtain relatively accurate
Measurement data.
In embodiments of the present invention, in the use of the present invention, being filled with country rock material, country rock in country rock material filling region
Material can form determination by the soil in Specific construction place substantially, can also be using the sandstone centainly matched in experimentation
It is simulated, the present invention is not especially limit this.
In embodiments of the present invention, the specific material of device noumenon 1 and enclosing structure 2 is not construed as limiting, but preferably
For transparent material, the case where in order to observe internal filling country rock material.
Present example provides a kind of vertical shaft country rock simulator, including device noumenon 1 and enclosing structure 2.At this
In invention, country rock can be simulated by inserting country rock material into device noumenon 1 and do not excavate region, and pass through setting enclosing structure
2, which can simulate country rock, excavates region, by excavating the measurement of lateral pressure suffered by region country rock material to country rock, can simulate reality
The stress condition of shaft wall country rock in the construction of border, so as to provide corresponding gross data, guiding construction for Construction of Silo
Progress.Vertical shaft country rock simulator provided by the invention can simulate digging process from the top down, can more truly
Work progress is restored, the accuracy of vertical shaft country rock lateral pressure measurement is improved.
As shown in Fig. 2, in another embodiment of the present invention, the enclosing structure is sequentially overlapped setting by several
Retaining ring 3 is constituted, and the retaining ring 3 of adjacent two is detachably connected.
In embodiments of the present invention, enclosing structure is made of several retaining rings 3 for being sequentially overlapped setting, it is to be understood that
Be, the present invention in retaining ring 3 and must be closed cyclic structure, for example, work as enclosing structure setting in country rock material fill area
When in domain, enclosing structure should be set as closed cyclic annular or polygonized structure, and entire enclosing structure forms three-dimensional column
Structure, the inside of column structure forms shaft excavation simulation region, corresponding, and retaining ring 3 can be set to cirque structure or appoint
Meaning polygonized structure；And when the side wall of enclosing structure and device noumenon is detachably connected, the side of enclosing structure can be set
There is opening, corresponding, retaining ring 3 can be set to the rectangular configuration of U-shaped structure, half ring type structure or openings at one side.
In embodiments of the present invention, it is detachably connected between two adjacent retaining rings 3, it is perpendicular gradually so as to simulate well
Digging process can be used for analyzing the stress of shaft wall and the relationship of cutting depth.
The embodiment of the invention provides a kind of vertical shaft country rock simulators, give two kinds of forms of enclosing structure setting,
And enclosing structure is made of the retaining ring 3 being detachably connected, it can be by removing the retaining ring 3 of different number for simulating opening for vertical shaft
Digging process, the present invention can more realistically restore vertical shaft digging process, so that collected data are more reliable.
As shown in Fig. 2, in an embodiment of the invention, the retaining ring 3 includes substrate 31, the first flange 32 and second
Flange 33；
The first connecting hole 34 is offered on the substrate 31, first connecting hole 34 is for the substrate 31 and described device sheet
Body connection；
First flange 32 is arranged in parallel with second flange 33, offers the second connecting hole 35 thereon, and described second
Connecting hole 35 is used for the connection of the two neighboring retaining ring 3.
In embodiments of the present invention, retaining ring 3 includes substrate 31, the first flange 32 and the second flange 33.It is opened on substrate 31
Equipped with the first connecting hole 34, for the connection with device noumenon, the first connecting hole 34 can be through-hole and be also possible to threaded hole, this
Embodiment to this with no restriction.First flange 32 and the second flange 33 are set on substrate 31, offer the second connection thereon
Hole 35, for the connection between adjacent retaining ring 3, the second connecting hole 35 can be through-hole and be also possible to threaded hole, the present embodiment pair
This is with no restriction.It is to be appreciated that under the installation condition of enclosing structure, the first flange of a retaining ring 3 in adjacent retaining ring 3
32 may be implemented two neighboring gear with 33 face of the second flange of another retaining ring 3, and 35 face of the second connecting hole opened up thereon
The connection of circle 3.
In the present embodiment, as shown in figure 3, as a kind of prioritization scheme, described device ontology 1 is set as cabinet, described
The side of cabinet is provided with opening；The opening is provided with connecting plate 11, offers third connecting hole 12 on the connecting plate 11,
The third connecting hole 12 is used for the connection of the cabinet and the enclosing structure.In the present embodiment, third connecting hole 12 with
The cooperation of first connecting hole 34, the installation for enclosing structure are fixed.Certainly, using removable between device noumenon 1 and enclosing structure
Unload the mode of connection.
The embodiment of the invention provides a kind of vertical shaft country rock simulator, the present embodiment shows in particular the structure of retaining ring 3,
It can be removed using the retaining ring 3 of the structure, to simulate the process of vertical shaft gradually deep-cut, can be simulated in practice of construction one by one
The case where stress of shaft wall country rock changes with cutting depth, so as to provide corresponding theoretical value for Construction of Silo
According to the progress of guiding construction.
In an embodiment of the invention, the enclosing structure can be slided relatively in the vertical direction with described device ontology
It is dynamic；
Sliding block is provided in the enclosing structure, the sliding is slidably connected with the sliding slot being arranged on described device ontology；
The sliding slot is arranged along the vertical direction.
In embodiments of the present invention, device noumenon is carried out with enclosing structure except through demountable mode relatively fixed
Except, while opposite slide construction can also be set, such as realize by way of sliding block and sliding slot between the two relatively sliding
It is dynamic, when device noumenon and enclosing structure between the two after being detachably connected releasing, by the cooperation of sliding block and sliding slot, the two can
To realize opposite sliding.Preferably, along the vertical direction, i.e., enclosing structure can extract dress out along the vertical direction in the direction of opposite sliding
Set ontology.In this way, any cutting depth of vertical shaft can be simulated, also, when enclosing structure is extracted out from top to bottom,
Can simulate vertical shaft from top to bottom gradually deep-cut process；When enclosing structure is extracted out from lower to upper, vertical shaft can be simulated under
The process gradually excavated upwards.
In embodiments of the present invention, it is to be understood that sliding slot can also be set in enclosing structure, and sliding block is arranged at this time
In in device noumenon, this is optional a kind of implementation of the invention.
The embodiment of the invention provides a kind of vertical shaft country rock simulators, by setting enclosing structure to device noumenon
It opposite can slide, feelings when vertical shaft country rock simulator provided by the invention being allowed to simulate the different excavations for excavating directions
Condition, it is also possible to simulate any depth when vertical shaft state be conducive to mention so that simulation process and true digging process are closer
For the accuracy of collected data.
The working principle for the vertical shaft country rock simulator that any above embodiment provides is as follows:
Enclosing structure setting is detachably connected in country rock material filling region or with the side wall use of described device ontology
Mode fix, need to acquire in country rock material filling region data position setting data acquisition device, such as pressure pass
Sensor etc.；Country rock material is inserted into country rock material filling region and is compacted；From top to bottom remove the retaining ring of respective numbers, simulation
Shaft excavation can collect module results by data acquisition device to the pressure changing of certain depth rear wall.
In the above-mentioned course of work, the sequence that retaining ring removes is related with the direction of excavation, and the present embodiment is with from upper Xiang Wukai
For digging, therefore from top to bottom remove；The quantity for removing retaining ring is related with the cutting depth of the vertical shaft to be simulated, according to what is simulated
Cutting depth removes the retaining ring of respective numbers.
In the present invention, it can simulate country rock by inserting country rock material into device noumenon and do not excavate region, and pass through
Setting enclosing structure can simulate country rock and excavate region, and the present invention can excavate country rock by way of first loading and unloading afterwards
Lateral pressure suffered by the country rock material of region measures, and can simulate the stress condition of shaft wall country rock in practice of construction, from
And corresponding gross data can be provided for Construction of Silo, the progress of guiding construction.Vertical shaft country rock simulation dress provided by the invention
The digging process that can be simulated from the top down is set, work progress more can be truly restored, vertical shaft country rock lateral pressure is improved and surveys
The accuracy of amount.
In one embodiment of the invention, a kind of vertical shaft country rock simulation system is additionally provided, the system comprises:
Vertical shaft country rock simulator as described in any of the above one embodiment；And
Acquisition and analysis device, the acquisition and analysis device is for acquiring, analyzing country rock material in the vertical shaft country rock simulator
Pressure data.
In embodiments of the present invention, acquisition and analysis device may include analysis module and acquisition module, and analysis module can
To be the computer equipment for having data-handling capacity, acquisition module can be sensor etc..As shown in Figure 4,5, as one
Specific implementation, acquisition module can be strain gauge pressure sensor, will by the way that foil gauge to be set on metal bar 4
Metal bar 4 is set in country rock material filling region, fills country rock material into country rock material filling region again later.Carry out
When data acquire, retaining ring is first removed, then read the collected data of acquisition device, i.e., the present invention is different from the prior art, can be with
Using first load unload afterwards by the way of carry out the simulation of digging process, closer to true work progress.
A kind of vertical shaft country rock simulation system is provided in the above embodiment of the present invention, by inserting country rock into device noumenon
Material can simulate country rock and not excavate region, and can simulate country rock excavation region by the way that enclosing structure is arranged, by country rock
The measurement for excavating lateral pressure suffered by region country rock material, can simulate the stress condition of shaft wall country rock in practice of construction,
So as to provide corresponding gross data, the progress of guiding construction for Construction of Silo.Vertical shaft country rock simulation provided by the invention
Device can simulate digging process from the top down, more can truly restore work progress, improve vertical shaft country rock lateral pressure
The accuracy of measurement.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of vertical shaft country rock simulator, which is characterized in that described device includes device noumenon and enclosing structure；
Described device ontology forms country rock material filling region；
The enclosing structure setting detachably connects in the country rock material filling region or with the side wall of described device ontology
It connects, excavates region for simulating vertical shaft country rock.
2. a kind of vertical shaft country rock simulator according to claim 1, which is characterized in that the enclosing structure is by several
The retaining ring for being sequentially overlapped setting is constituted, and two adjacent retaining rings are detachably connected.
3. a kind of vertical shaft country rock simulator according to claim 2, which is characterized in that when the enclosing structure with it is described
When the side wall of device noumenon is detachably connected, it is detachably connected between each retaining ring and described device ontology.
4. a kind of vertical shaft country rock simulator according to claim 2, which is characterized in that when the enclosing structure setting in
When in the country rock material filling region, the retaining ring is cirque structure or arbitrary polygon structure；When the enclosing knot
When the side wall of structure and described device ontology is detachably connected, the retaining ring is set as U-shaped structure, half ring type structure or opens on one side
The rectangular configuration of mouth.
5. a kind of vertical shaft country rock simulator according to claim 3, which is characterized in that the retaining ring includes substrate,
One flange and the second flange；
The first connecting hole is offered on the substrate, first connecting hole is connect for the substrate with described device ontology；
First flange is arranged in parallel with second flange, offers the second connecting hole, second connecting hole thereon
Connection for the two neighboring retaining ring.
6. a kind of vertical shaft country rock simulator according to claim 3, which is characterized in that the enclosing structure and the dress
Setting ontology in the vertical direction can opposite sliding；
Sliding block is provided in the enclosing structure, the sliding is slidably connected with the sliding slot being arranged on described device ontology；
The sliding slot is arranged along the vertical direction.
7. a kind of vertical shaft country rock simulator according to claim 5, which is characterized in that described device ontology is set as case
Body, the side of the cabinet are provided with opening；
The opening is provided with connecting plate, third connecting hole is offered on the connecting plate, the third connecting hole is for described
The connection of cabinet and the enclosing structure.
8. a kind of vertical shaft country rock simulator according to claim 7, which is characterized in that the top of the box opening is set
It sets, convenient for the filling of country rock material.
9. a kind of vertical shaft country rock simulator according to claim 1, which is characterized in that described device ontology and enclosing
Structure is made using transparent material.
10. a kind of vertical shaft country rock simulation system, which is characterized in that the system comprises:
Vertical shaft country rock simulator as described in any one of claims 1-9；And
Acquisition and analysis device, the acquisition and analysis device is for acquiring, analyzing country rock material in the vertical shaft country rock simulator
Pressure data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910519541.8A CN110286032B (en) | 2019-06-17 | 2019-06-17 | Shaft surrounding rock simulation device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910519541.8A CN110286032B (en) | 2019-06-17 | 2019-06-17 | Shaft surrounding rock simulation device and system |
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| Publication Number | Publication Date |
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| CN110286032A true CN110286032A (en) | 2019-09-27 |
| CN110286032B CN110286032B (en) | 2022-05-03 |
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| CN104330297A (en) * | 2014-10-13 | 2015-02-04 | 安徽理工大学 | Deep-vertical-well ingate three-dimensional physical model experiment apparatus and method |
| US20180031458A1 (en) * | 2016-07-26 | 2018-02-01 | Shandong University Of Science And Technology | Method for testing the bonding strength of rock bolt-grout-surrounding rock |
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|---|---|
| CN110286032B (en) | 2022-05-03 |
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