CN105486353B - A kind of rock cranny water integrated information sensor and application method - Google Patents
A kind of rock cranny water integrated information sensor and application method Download PDFInfo
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- CN105486353B CN105486353B CN201610035005.7A CN201610035005A CN105486353B CN 105486353 B CN105486353 B CN 105486353B CN 201610035005 A CN201610035005 A CN 201610035005A CN 105486353 B CN105486353 B CN 105486353B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Abstract
The invention discloses a kind of rock cranny water integrated information sensor and application method, including central tube, breather pipe, compartment device, sensing element and breather pipe, along the axis direction of central tube, arranged for interval has some compartment devices thereon, each cut off device is connected with for the breather pipe of its inner inflatable, and multiple sensing elements being fixed on central tube are provided between each two compartment device；Each sensing element is connected by single wire with signal receiver.The present invention can be detected or monitored to information such as fissure water pressure, flow velocity, flow direction, the temperature in the crack rock that not yet discloses；It can be more importantly accurately positioned to crevice water information, from comprehensive analysis of crevice water information can be carried out.
Description
Technical field
The present invention relates to Geotechnical Engineering field, particularly a kind of rock cranny water integrated information sensor and application method.
Background technology
With the fast development of China's infrastructure construction, road and rail tunnel, coal mine roadway, subway, water power chamber etc.
Build more and more extensively, and built above-mentioned engineering among rock mass more.Crevice water in rock mass is widely distributed, the presence of crevice water
Comprehensive strength index index will be significantly reduced, the large scale disasters such as the prominent mud of gushing water are even resulted in；In addition, the presence of crevice water can be carried
High tunnel, subway etc. run phase effluent cost.
Detection, the monitoring of rock cranny water are respectively provided with great importance to rock mass engineering project design, construction, operation.Such as enter
When row tunnel water proofing is designed, or when being blocked using grouting for water blocking to crevice water, crack water distribution, pressure should be all grasped first
The information such as power, migration rule.And the acquisition to rock cranny water information is measured generally by the rock mass disclosed at present
To carry out, for not disclosing rock mass there is not yet quantitative accurately detection, monitoring method, especially can not accurately obtain different depth
Crevice water information at position.Generally speaking, at present still without being capable of accurate measurement or monitoring rock cranny water integrated information
Sensor and method can solve the problem that above mentioned problem.
The content of the invention
, being capable of accurate quantitative analysis acquisition rock the invention discloses a kind of rock cranny water integrated information sensor and application method
The relevant informations such as distribution, pressure, flow velocity, the temperature of body crevice water.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of rock cranny water integrated information sensor, including central tube, breather pipe, compartment device and sensing element, along
Arranged for interval has some compartment devices to the axis direction of central tube thereon, each cut off device with the breather pipe phase for its inner inflatable
Connection, is provided with multiple sensing elements being fixed on central tube between each two compartment device；Each sensing element passes through list
Only wire is connected with signal receiver.
Further, described central tube is the body with certain wall thickness and rigidity, and its cross sectional shape is generally circular in cross section；In
Heart pipe constitutes the skeleton of whole sensor, for fixing miscellaneous part.
Further, multiple sensing elements include pressure responsive element, flow velocity sensing element, flow to sensing element, temperature
Sensing element.Described sensing element is fixed on the outer wall of central tube, and is connected by wire with signal receiver；Sensing member
Part is sensed after the information of crack, and signal is sent into signal receiver by wire immediately；The signal of above-mentioned each sensing element
Sense and transmission is separate, to realize the positioning of crevice water information.
Further, described wire one end connection sensing element, the other end is connected to letter through extraction inside central tube
Number receiver, described wire is penetrating central tube position to be in sealing contact.
Further, each compartment device of described breather pipe UNICOM, can be filled with height by breather pipe into compartment device
Calm the anger body.
Further, each compartment plate is constituted described compartment device by compartment capsule and up and down；Described compartment plate is one
Plectane with certain thickness and rigidity；Described compartment capsule is flexible cystidium, generally rubber bag tank；By breather pipe to work as
When being filled with gases at high pressure in compartment device, the expansion of compartment capsule because top and bottom are constrained by compartment plate, and is bulged, and
Finally contacted and closely connected with the wall of gaging hole, reach the purpose of packing；When air pressure is reduced in compartment device, compartment capsule is to contract.
Further, the effect of described compartment device is to separate sensing element separate one by one after inflating
Sensing unit in, ensure the sensing element in each sensing unit with this, can and can only sense from sensing where itself
The crack of unit UNICOM is conducted through the crevice water come, so as to realize the positioning of crevice water information.The interval of compartment device is smaller, sensing
Element number is more, and the detection of the information of crevice water, monitoring accuracy and positioning precision are higher.
Further, described breather pipe is vertically arranged in gaging hole and is parallel to each other with central tube.
The use step of inventive sensor is as follows：
1st, gaging hole, and the impurity cleared up in gaging hole are got out in crack rock；The diameter of described gaging hole should be slightly larger than
The external diameter of compartment plate, to meet being put into and meeting compartment needs for sensor simultaneously；
2nd, after the closed sexual satisfaction requirement of detection compartment device, inventive sensor is put into gaging hole；
3rd, signal receiver is connected the line to；
4th, gases at high pressure are filled with into compartment device by breather pipe and kept, the air pressure in compartment device should be greater than crevice water
Pressure；
5th, after after signal stabilization, crevice water information is gathered by signal receiver, so as to the crevice water information in rock mass
Positioned and analyzed.
6th, to obtain more fully crevice water information, air pressure is discharged by breather pipe, adjust sensor enters hole depth, makes
Compartment device position interlocks with the last time, or adjusts the azimuth of sensor, or is carried out in another new gaging hole, repeat step 4
~5.
7th, detect or monitor and terminate, deflated by breather pipe, extract sensor.
The beneficial effect that the present invention reaches is：
The information such as fissure water pressure, flow velocity, flow direction, the temperature in the crack rock that not yet discloses can be detected or
Monitoring；It can be more importantly accurately positioned to crevice water information, from comprehensive analysis of crevice water information can be carried out.This
Invention can be widely applied in the crevice water detection of the crack rocks such as tunnel, tunnel, water power chamber, side slope, monitoring works, or
It is setting for engineering in the laboratory test related to crevice water, the Overall Acquisition for crevice water information to provide powerful measure
Meter, construction, operation provide important reference data.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is 1-1 profiles；
Fig. 3 is 2-2 profiles；
Fig. 4 is application method schematic diagram of the present invention.
In figure：1- central tubes；2- compartment devices；3- compartment capsules；4- compartment plates；5- breather pipes；6- pressure responsive elements；7- flows
Fast sensing element；8- flows to sensing element；9- temperature sensitive members；10- wires；11- rock mass；12- gaging holes；13- cracks.
Embodiment
The present invention is further elaborated with embodiment below in conjunction with the accompanying drawings：
As shown in Figure 1, 2, 3, the sensor main will be made up of central tube 1, compartment device 2, sensing element, breather pipe 5 etc..In
Arranged for interval has some compartment devices 2 on heart pipe 1, is provided with sensing element between each two compartment device 2, sensing element is fixed
On central tube 1；Sensing element is connected by wire 10 with signal receiver.
Central tube 1 is the body with certain wall thickness and rigidity, and its cross sectional shape is generally circular in cross section；Central tube 1 constitutes whole
The skeleton of individual sensor, for fixing miscellaneous part；
Sensing element refers mainly to pressure responsive element 6, flow velocity sensing element 7, flows to sensing element 8, temperature sensitive member
9, or the sensing element needed for other.Described sensing element is fixed on the outer wall of central tube 1, and passes through wire 10 and signal
Receiver is connected；Signal is sent to signal receiver by sense element senses by wire 10 immediately to after the information of crack；It is above-mentioned
The induction of signal of each sensing element and transmission are separate, to realize the positioning of crevice water information.
The one end of wire 9 connection sensing 3, draws, the other end is connected to signal receiver through the inside of central tube 1；Described leads
Line 9 is in sealing contact penetrating the position of central tube 1.
Each compartment device 2 of the UNICOM of breather pipe 5, can be filled with gases at high pressure by breather pipe 5 into compartment device 2.
By compartment capsule 3 and up and down, the compartment plate 4 of each 1 is constituted compartment device 2；Described compartment plate 4 is one with certain thick
The plectane of degree and rigidity；Described compartment capsule 3 is flexible cystidium, generally rubber bag tank；By breather pipe 5 to when compartment device 2
When being inside filled with gases at high pressure, compartment capsule 3 expands, and because top and bottom are by the constraint of compartment plate 4, and bulges, and finally
Contacted with the wall of gaging hole 12 and closely connected, reach the purpose of packing；When air pressure is reduced in compartment device 2, compartment capsule 3 is to contract.
The effect of compartment device 2 is to separate sensing element in sensing unit separate one by one after inflating,
Ensure the sensing element in each sensing unit with this, can and can only sense from the crack with sensing unit UNICOM where itself
The crevice water come is conducted through, so as to realize the positioning of crevice water information.The interval of compartment device 2 is smaller, and sensing unit quantity is more,
The measuring accuracy and positioning precision of the information of crevice water are higher.
As shown in figure 4, the specifically used step of inventive sensor is as follows：
1st, gaging hole 12, and the impurity cleared up in gaging hole are got out in crack rock 11；The diameter of described gaging hole 12 should
Slightly larger than the external diameter of compartment plate 4, to meet being put into and meeting compartment needs for sensor simultaneously；
2nd, after the closed sexual satisfaction requirement of detection compartment device 2, inventive sensor is put into gaging hole 12；
3rd, wire 10 is connected to signal receiver；
4th, gases at high pressure are filled with into compartment device 2 by breather pipe 5 and kept, the air pressure in compartment device 2 should be greater than crack
Hydraulic pressure；
5th, after after signal stabilization, crevice water information is gathered by signal receiver, so as to the crevice water information in rock mass
Positioned and analyzed.
6th, to obtain more fully crevice water information, air pressure is discharged by breather pipe 5, adjust sensor enters hole depth,
The position and last time for making compartment device 2 interlock, or adjust the azimuth of sensor, or are carried out in another new gaging hole, repeat
Step 4~5.
7th, detect or monitor and terminate, deflated by breather pipe 5, extract sensor.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
It should all be included within the scope of the present invention.
Claims (7)
1. a kind of application method of rock cranny water integrated information sensor, it is characterised in that：Described sensor includes center
Pipe, breather pipe, compartment device and sensing element, along the axis direction of central tube, arranged for interval has several compartment devices thereon, often
Individual cut off device is connected with for the breather pipe of its inner inflatable, is provided between each two compartment device and multiple is fixed on center
Sensing element on pipe；Each sensing element is connected by single wire with signal receiver；Described compartment device is by compartment
Capsule and two compartment plates composition positioned at compartment capsule upper and lower position；
Step 1 gets out gaging hole, and the impurity cleared up in gaging hole in crack rock；The diameter of described gaging hole should be slightly larger than every
The external diameter of section plate, to meet being put into and meeting compartment needs for sensor simultaneously；
After the closed sexual satisfaction requirement of step 2 detection compartment device, sensor is put into gaging hole；
Step 3 connects the line to signal receiver；
Step 4 is filled with gases at high pressure into compartment device by breather pipe and kept, and the air pressure in compartment device should be greater than crack hydraulic pressure；
Step 5 gathers crevice water information, so as to enter to the crevice water information in rock mass after after signal stabilization by signal receiver
Row positioning and analysis；
Step 6 discharges air pressure by breather pipe, and adjust sensor enters hole depth, compartment device position is interlocked with the last time, or
The azimuth of sensor is adjusted, or is carried out in another new gaging hole, repeat step 4 ~ 5；
Step 7, which is detected or monitored, to be terminated, and is deflated by breather pipe, extracts sensor.
2. the application method of rock cranny water integrated information sensor as claimed in claim 1, it is characterised in that：In described
Heart pipe is the body with certain wall thickness and rigidity.
3. the application method of rock cranny water integrated information sensor as claimed in claim 1, it is characterised in that：Multiple sensings
Element includes pressure responsive element, flow velocity sensing element, flows to sensing element and temperature sensitive member, and these sensing elements are fixed
It is connected on the outer wall of central tube, and by wire with signal receiver；Sense element senses, immediately will letter to after the information of crack
Number signal receiver is sent to by wire.
4. the application method of rock cranny water integrated information sensor as claimed in claim 1, it is characterised in that：Described leads
Line one end connects sensing element, and the other end is connected to signal receiver through extraction inside central tube, and described wire is being penetrated
Central tube position is in sealing contact.
5. the application method of rock cranny water integrated information sensor as claimed in claim 1, it is characterised in that：It is described every
Section capsule is flexible cystidium.
6. the application method of rock cranny water integrated information sensor as claimed in claim 1, it is characterised in that：Described is logical
Tracheae is vertically arranged in gaging hole and is parallel to each other with central tube.
7. the application method of rock cranny water integrated information sensor as claimed in claim 1, it is characterised in that it is described every
Section device is to separate sensing element in sensing unit separate one by one after inflating, and each sensing unit is ensured with this
In sensing element, and can only sense the crevice water for being conducted through to come from the crack with sensing unit UNICOM where itself, from
And realize the positioning of crevice water information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610035005.7A CN105486353B (en) | 2016-01-19 | 2016-01-19 | A kind of rock cranny water integrated information sensor and application method |
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| CN201610035005.7A CN105486353B (en) | 2016-01-19 | 2016-01-19 | A kind of rock cranny water integrated information sensor and application method |
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| CN105486353B true CN105486353B (en) | 2017-08-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107894384B (en) * | 2017-11-10 | 2021-04-27 | 石家庄铁道大学 | Water-rich region fractured rock mass tunnel lining water pressure distribution test simulation system |
| CN108955989B (en) * | 2018-05-23 | 2019-07-05 | 山东科技大学 | For determining the test device and test method of water filling cracks in coal seam internal water pressure |
| CN110220816B (en) * | 2019-04-25 | 2024-03-08 | 武汉理工大学 | Real-time monitoring system for fracture of railway switch rail by using optical fiber line type compound sensor |
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| EP0899556A2 (en) * | 1997-08-29 | 1999-03-03 | General Electric Company | On-line rheometer device |
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| CN202735333U (en) * | 2012-04-10 | 2013-02-13 | 长江水利委员会长江科学院 | Fractured rock mass seepage and stress and deformation coupling in-situ test device |
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| CN205317252U (en) * | 2016-01-19 | 2016-06-15 | 山东科技大学 | Rock mass crevice water integrated information sensor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56154670A (en) * | 1980-04-30 | 1981-11-30 | Taisei Kiso Sekkei Kk | Measurement of minute flow velocity and flow direction of underground water |
| JP2987289B2 (en) * | 1994-03-29 | 1999-12-06 | 哲雄 庄子 | Evaluation method for permeability of underground rocks |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0899556A2 (en) * | 1997-08-29 | 1999-03-03 | General Electric Company | On-line rheometer device |
| CN1710394A (en) * | 2005-07-22 | 2005-12-21 | 合肥工业大学 | Deep sea pressure, flow speed and direction sensor and use thereof |
| CN202735333U (en) * | 2012-04-10 | 2013-02-13 | 长江水利委员会长江科学院 | Fractured rock mass seepage and stress and deformation coupling in-situ test device |
| CN103234490A (en) * | 2013-05-06 | 2013-08-07 | 中国水电顾问集团中南勘测设计研究院 | Water-seal effect measuring and control device of water-seal underground oil storage cavern |
| CN104895595A (en) * | 2015-04-18 | 2015-09-09 | 山东大学 | Injection slurry diffusion range and rule determining method during anchor rod slurry injection |
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