CN202119581U - Embedded tunnel bottom heaving analogue simulation experiment device - Google Patents
Embedded tunnel bottom heaving analogue simulation experiment device Download PDFInfo
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- CN202119581U CN202119581U CN2011202260486U CN201120226048U CN202119581U CN 202119581 U CN202119581 U CN 202119581U CN 2011202260486 U CN2011202260486 U CN 2011202260486U CN 201120226048 U CN201120226048 U CN 201120226048U CN 202119581 U CN202119581 U CN 202119581U
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- capsule body
- rubber capsule
- rubber utricule
- rubber
- gas
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Abstract
An embedded tunnel bottom heaving analogue simulation experiment device is provided. In the device, a gas filled tube connected with a rubber capsule body is arranged on the middle part of the rubber capsule body, an inlet valve and a three-way pipe provided with a pressure gauge are arranged on the gas filled tube, the inlet valve is connected with an inflator through a pipeline, the right side of the rubber capsule body is provided with a vent valve and an exhaust pipe connected with the rubber capsule body, and the left side of the rubber capsule body is provided with a vent valve and an exhaust pipe connected with the rubber capsule body. In the device, through inflating the rubber capsule body, the rubber capsule body is swelled to jack up a simulation rock stratum, the simulation of the tunnel bottom heaving can be realized, the pressure and the deformation displacement value caused by the bottom heaving can be monitored and collected in real time, and the change of the bottom plate rock stratum bottom heaving force of the tunnel bottom heaving process can be mastered. The device is simple in structure, convenient for operating and high in testing precision, and can be used in analogue simulation experiments.
Description
Technical field
The utility model belongs to the experimental facilities technical field, is specifically related to a kind of embedded tunnel pucking analog simulation experimental provision.
Background technology
Analog simulation experiment is one of fields such as ground, geology, mine major technique means of carrying out scientific experiment research.Based on analog simulation theory and different research purposes, the analog simulation through to correlative study contents such as rock stratum, (tunnel) road, lane or chambers draws relevant technical indicator and parameter, thereby to the design and the production practices in above field scientific basis is provided.
Along with coal mining in the last few years moves towards the deep gradually, tunnel pucking problem is on the rise, and has had a strong impact on the normal use in tunnel and the ordinary production of workplace.Pucking is that phenomenon is pressed in ore deposit common in a kind of production run of digging up mine.Pucking has a strong impact on roadway support, track laying and railless free-wheeled vehicle and goes etc., and compelled even on-the-spot the stopping production handled pucking.The reason that causes pucking it has been generally acknowledged that three: the one, and the roadway floor lithology is a soft rock, especially after the Swelling of Soft Rocks Meeting with Water, causes pucking; The 2nd, to adopt greatly under the dark condition, the perpendicular stress that acts on rock increases, and receives the high stress place creep for a long time, and intensity reduces, and is prone to send out pucking; The 3rd, the tunnel receives the influence of tectonic structure horizontal stress to cause pucking.
The notion of relevant tunnel pucking in the analog simulation experiment, still phenomenon is pressed in a special ore deposit concerning simulated field.In the existing analog simulation experiment; There has been mine analog simulation experimental provision can realize monitoring for country rock pressurized (mainly referring to the face roof load monitoring), but adopted embedded tunnel pucking analog simulation experimental provision that the simulation of tunnel pucking phenomenon is not also appeared in the newspapers with monitoring its superincumbent stratum top board load.
Summary of the invention
Technical matters to be solved by this invention is to overcome the deficiency of above-mentioned technology, and a kind of reasonable in design, simple in structure, easy to operate, dynamometry is accurate, simulated experiment is true to nature, practical embedded tunnel pucking analog simulation experimental provision is provided.
Addressing the above problem the technical scheme that is adopted is: rubber utricule middle part be provided with the rubber utricule in the gas-filled tube that links; Gas admittance valve is set on the gas-filled tube and manometric three-way pipe is installed; Gas admittance valve links through pipeline and inflator; The right side of rubber utricule is provided with is equipped with the gas outlet that links in vent valve and the utricule, and the left side of rubber utricule is provided with the gas outlet that links in vent valve and the rubber utricule is installed.
The rubber utricule of the utility model is rectangular parallelepiped or square.
The thickness of the rubber utricule of the utility model is 4～8mm.
The utility model adopts to inflating in the rubber utricule; Make rubber utricule bulging jack-up simulation rock stratum; To realize simulation, monitor and gather pressure and deformation displacement amount that pucking causes in real time, to grasp the variation of tunnel pucking process floor strata pucking power to the tunnel pucking.The utlity model has simple in structure, easy to operate, measuring accuracy advantages of higher, can be used for relative simulated experiment.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model.
Embodiment
To further explain of the present invention, but the utility model is not limited to these embodiment below in conjunction with accompanying drawing and embodiment.
Embodiment 1
In Fig. 1, the embedded tunnel pucking analog simulation experimental provision of present embodiment is made up of rubber utricule 1, vent valve 2, tensimeter 3, gas admittance valve 4, inflator 5, three-way pipe 6, gas-filled tube 7, gas outlet 8, adapting pipe 9,10 connections of adapting pipe valve.
The rubber utricule 1 of present embodiment be shaped as rectangular parallelepiped, the thickness of rubber utricule 1 is 5mm, gassy in the rubber utricule 1.At the middle part of rubber utricule 1 gas-filled tube 7 is installed, links in gas-filled tube 7 and the rubber utricule 1, through thread connection three-way pipe 6 is arranged on the gas-filled tube 7; Through thread connection tensimeter 3 is arranged on the three-way pipe 6, tensimeter 3 is used to indicate the pressure that charges into gas in the rubber utricule 1, through thread connection gas admittance valve 4 is installed on the gas-filled tube 7; Gas admittance valve 4 links through pipeline and inflator 5, when in rubber utricule 1, inflating, opens gas admittance valve 4; The operator can use inflator 5 in rubber utricule 1, to inflate; When tensimeter 3 is indicated to air pressure in the rubber utricule 1 and reaches the numerical value of setting, close gas admittance valve 4, the operator can stop to inflate in rubber utricule 1 with inflator 5; Inflation also can be adopted air-pump inflating in rubber utricule 1.The right side of rubber utricule 1 is equipped with gas outlet 8, links in gas outlet 8 and the utricule 1, through thread connection vent valve 2 is installed on the gas outlet 8, when in rubber utricule 1, inflating, closes vent valve 2, when the gas in the rubber utricule 1 is emitted, opens vent valve 2.Rubber utricule 1 upper left side is equipped with adapting pipe 9; Link in adapting pipe 9 and the rubber utricule 1; Through thread connection adapting pipe valve 10 is arranged in the adapting pipe 9, adapting pipe 9 is used in when experiment plural tunnel pucking analog simulation experimental provision being linked and experimentizes.When simulation tunnel pucking amount is big, embedded tunnel pucking analog simulation experimental provision can be installed more than two be superimposed and makes an experiment.
The rubber utricule 1 of present embodiment be shaped as rectangular parallelepiped, the thickness of rubber utricule 1 is 4mm.The connecting relation of other parts and parts is identical with embodiment 1.
The rubber utricule 1 of present embodiment be shaped as rectangular parallelepiped, the thickness of rubber utricule 1 is 8mm.The connecting relation of other parts and parts is identical with embodiment 1.
Embodiment 4
In above embodiment 1～3, rubber utricule 1 be shaped as square, the thickness of rubber utricule 1 is identical with respective embodiments.The connecting relation of other parts and parts is identical with embodiment 1.
The working condition of the utility model is following:
In the pavement process of analog simulation experiment frame; The utility model is embedded in the simulation rock stratum of model support; Rubber utricule 1 external gas-filled tube 7, gas outlet 8 is exposed at the empirical model outside with adapting pipe 9; If adopt an embedded tunnel pucking analog simulation experimental provision; Can gas outlet 8 and adapting pipe 9 be used as all that gas outlet uses and be connected with vent valve 2, the two sides of the simulation rock stratum of rubber utricule 1 position reinforced firm and solid, fill behind the elevated pressures gas two sides by the strictness constraint and upwards heave to guarantee rubber utricule 1.After digging the tunnel in the simulation rock stratum above the pucking analog simulation experimental provision of embedded tunnel; Close vent valve 2; Open gas admittance valve 4, inflate in rubber utricule 1 through gas admittance valve 4, gas-filled tube 7, also can annotate the gas of certain pressure in advance with inflator 5; And observe tensimeter and roadway floor distortion situation, simulate tunnel pucking phenomenon.When simulation tunnel pucking amount is big; In order to reach the effect of simulation pucking; Need to use two these experimental provisions of cover; Can the rubber utricule 1 of first cover in the experimental provision be embedded in the nearer part of above-mentioned roadway floor, the adapting pipe 9 that embeds 1, two rubber utricule 1 of the second cover rubber utricule in the rock stratum of certain distance simulation thereunder through adapting pipe valve 10 be linked together.When needing to measure the deformation displacement amount that pucking caused, can dial gauge be set, consult the reading of dial gauge at roadway floor.
Claims (3)
1. embedded tunnel pucking analog simulation experimental provision; It is characterized in that: rubber utricule (1) middle part be provided with rubber utricule (1) in the gas-filled tube (7) that links; Gas admittance valve (4) is set on the gas-filled tube (7) and the three-way pipe (6) of tensimeter (3) is installed; Gas admittance valve (4) links through pipeline and inflator (5); The right side of rubber utricule (1) is provided with is equipped with the gas outlet (8) that links in vent valve (2) and the utricule (1), and the left side of rubber utricule (1) is provided with the gas outlet (9) that links in vent valve (10) and the rubber utricule (1) is installed.
2. according to the said embedded tunnel of claim 1 pucking analog simulation experimental provision, it is characterized in that: said rubber utricule (1) is rectangular parallelepiped or square.
3. according to claim 1 or 2 said embedded tunnel pucking analog simulation experimental provisions, it is characterized in that: the thickness of said rubber utricule (1) is 4～8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202260486U CN202119581U (en) | 2011-06-29 | 2011-06-29 | Embedded tunnel bottom heaving analogue simulation experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202260486U CN202119581U (en) | 2011-06-29 | 2011-06-29 | Embedded tunnel bottom heaving analogue simulation experiment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202119581U true CN202119581U (en) | 2012-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202260486U Expired - Fee Related CN202119581U (en) | 2011-06-29 | 2011-06-29 | Embedded tunnel bottom heaving analogue simulation experiment device |
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| CN (1) | CN202119581U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103076119A (en) * | 2012-12-28 | 2013-05-01 | 煤炭科学研究总院 | Method for measuring floor heave main control stress of laneway |
| CN103089304A (en) * | 2012-12-21 | 2013-05-08 | 太原理工大学 | Heaving floor monitoring method |
| CN103513050A (en) * | 2013-10-08 | 2014-01-15 | 江阴众和电力仪表有限公司 | Rotating speed measuring method and device of rotating speed analog device in LOCA furnace |
| CN104729777A (en) * | 2015-04-01 | 2015-06-24 | 太原理工大学 | Stress test device and method for analog simulation test |
-
2011
- 2011-06-29 CN CN2011202260486U patent/CN202119581U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089304A (en) * | 2012-12-21 | 2013-05-08 | 太原理工大学 | Heaving floor monitoring method |
| CN103089304B (en) * | 2012-12-21 | 2015-03-25 | 太原理工大学 | Heaving floor monitoring method |
| CN103076119A (en) * | 2012-12-28 | 2013-05-01 | 煤炭科学研究总院 | Method for measuring floor heave main control stress of laneway |
| CN103076119B (en) * | 2012-12-28 | 2014-12-31 | 煤炭科学技术研究院有限公司 | Method for measuring floor heave main control stress of laneway |
| CN103513050A (en) * | 2013-10-08 | 2014-01-15 | 江阴众和电力仪表有限公司 | Rotating speed measuring method and device of rotating speed analog device in LOCA furnace |
| CN104729777A (en) * | 2015-04-01 | 2015-06-24 | 太原理工大学 | Stress test device and method for analog simulation test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20120629 |