CN104111218A - Visual rock seepage monitoring device - Google Patents
Visual rock seepage monitoring device Download PDFInfo
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- CN104111218A CN104111218A CN201410352339.8A CN201410352339A CN104111218A CN 104111218 A CN104111218 A CN 104111218A CN 201410352339 A CN201410352339 A CN 201410352339A CN 104111218 A CN104111218 A CN 104111218A
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- rock sample
- seepage
- rock
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Abstract
The invention relates to a visual rock seepage monitoring device which comprises a steel frame, wherein the steel frame comprises a bottom steel plate, two n-shaped reinforcing bars are fixedly arranged on the steel plate, an oil jack with a pressure gage is arranged in the middle of the bottom steel plate, a half standard rock sample die is arranged at the bottom of the jack, a circular seepage test rock sample is arranged on the die, the seepage test rock sample is composed of a half split rock sample and a transparent simulated rock sample which is made of the other half split rock sample, an oily plastic belt wraps outside the rock sample, red ink as a tracer agent is dropped on one end of the rock sample with a dropper, flexible joints are arranged on both ends of the seepage test rock sample, one end of each flexible joint is arranged on one end part of the seepage test rock sample in a sheathing manner, an open hole is formed in the other end of each flexible joint and connected with a water outlet pipe and a water inlet pipe, and each water inlet pipe is connected with a faucet device. According to the visual rock seepage monitoring device, the oil jack with the pressure gage is used as a seepage monitoring device, so that the rock seepage process is visual, and the seepage pressure is adjustable; the flexible joints are adopted for the device, so as to completely coincide with the rock sample and prevent water from seeping from the joints, so that a rock seepage test is relatively accurate.
Description
Technical field
The present invention relates to Geotechnical Engineering field, more specifically relate to a kind of visual rock seepage monitoring device.
Background technology
Existing safe seepage monitoring device can detect the data such as rock seepage pressure, seepage flow and seepage flow, but existing monitoring device is airtight opaque material to be made, fail to realize the visual of rock flow event, can not observe the trickle sight flow event of rock, therefore visual this field of rock seepage flow is paid close attention to, and visual rock seepage monitoring device has great importance for study of rocks seepage flow.We replace original pressure chamber by the easy device made from manometric hydraulic jack, discharge visual space to reach visual object, and utilize visual Simulation rock sample to replace original rock sample and carry out rock seepage tests, adding after tracer agent, realize the visual of rock percolation path under different confined pressure states, thereby can clearly be observed out by outside the concrete path of rock cleavage face water-carrying section seepage flow.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of visual rock seepage monitoring device, utilizes the device made from manometric hydraulic jack, steelframe and flexible joint, makes the flow event of rock reach effect of visualization.
A kind of visual rock seepage monitoring device, it comprises steelframe, steelframe comprises bottom steel plate, on steel plate, be installed with two shape reinforcing bars, steel plate middle part, bottom is provided with band tensimeter hydraulic jack, band tensimeter oil jack top/bottom part is provided with half block Standard rock sample mould, half block Standard rock sample mould is provided with circular seepage tests rock sample, seepage tests rock sample is positioned at described door shape reinforcing bar bottom, described seepage tests rock sample is made up of half block splitting rock sample and the transparent simulation rock sample that half block splitting rock sample is made in addition, seepage tests rock sample is provided with oiliness plastic band outward and swathes tight, and one end drips tracer agent red ink with dropper therein, seepage tests rock sample two ends are provided with flexible joint, flexible joint one end is set in seepage tests rock sample end, the other end is provided with perforate, perforate connects, oral siphon, oral siphon connects water head equipment.
The length of above-mentioned half block Standard rock sample mould is 70mm.
Above-mentioned flexible joint is provided with band, for being connected of fastening flexible joint and seepage tests rock sample.
The present invention has following beneficial effect:
1. adopt the seepage monitoring device made from tensimeter hydraulic jack, can change the normal stress on rock sample splitting surface by the pressure that regulates lifting jack, thereby can observe the seepage flow situation of rock under different pressures;
2. device has been replaced the pressure chamber of original seepage monitoring device, discharge visual space to reach visual object, and utilize visual Simulation rock sample to replace original rock sample and carry out rock seepage tests, adding after tracer agent, realize the visual of rock percolation path under different confined pressure states, thereby can clearly be observed out by outside the concrete path of rock cleavage face water-carrying section seepage flow; This process can be used high-speed camera real time record, can realize accurately reproducing in real time of fine sight destructive process, explains thereby can provide fine sight to the response of reply rock dynamic deformation;
3. device adopts flexible joint, and by band, itself and rock sample is fixed, and avoids water to ooze out from joint, and test specimen is easy for installation, and stagnant water effect is good;
4. by regulating the pressure of lifting jack, change the pressure of rock flow event, and pressure can directly read by tensimeter, simple to operate;
5. apparatus structure is simple, is convenient to produce, and conventional rock seepage flow equipment is all more than tens thousand of units, and the cost of this equipment is 600 yuan of left and right, with low cost;
6. adopt the seepage monitoring device made from tensimeter hydraulic jack, can make rock flow event visual; Device adopts band tensimeter hydraulic jack, can free controlled pressure; Device adopts flexible joint, can be completely and rock sample identical, avoid water to ooze out from joint.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention are described further.
Referring to Fig. 1, a kind of visual rock seepage monitoring device, it comprises steelframe 1, steelframe comprises bottom steel plate, on steel plate, be installed with two shape reinforcing bars, steel plate middle part, bottom is provided with band tensimeter hydraulic jack 2, band tensimeter oil jack top/bottom part is provided with half block Standard rock sample mould 3, half block Standard rock sample mould is provided with circular seepage tests rock sample 4, seepage tests rock sample is positioned at described door shape reinforcing bar bottom, described seepage tests rock sample is made up of half block splitting rock sample and the transparent simulation rock sample that half block splitting rock sample is made in addition, seepage tests rock sample is provided with oiliness plastic band outward and swathes tight, and one end drips tracer agent red ink with dropper therein, seepage tests rock sample two ends are provided with flexible joint 5, flexible joint one end is set in seepage tests rock sample end, the other end is provided with perforate, perforate connects, oral siphon 6, 7, oral siphon connects water head equipment 8.Described flexible joint is provided with band, for being connected of fastening flexible joint and seepage tests rock sample.
At band tensimeter hydraulic jack top welding half block Standard rock sample mould, long 70mm, is shaped as camber; Make self-control steelframe, two plain bars are made into a shape, then by door shape reinforcing bar and Plate Welding, finally form steelframe; Connect the lifting jack with half block mould and the steelframe made, concrete grammar is to strengthen bonding glue by 502 grades jack base to be bonded on the steelframe of making;
Make flexible joint and connect seepage flow water pipe:
A) by silica gel and hardening agent in the ratio mixing and stirring of 100:2, pour in the cylindrical container (preferably homemade, can to damage) of an internal diameter 60mm;
B) the organic glass right cylinder of diameter 50mm is put into the container that fills silica-gel mixture, ensure the centre of right cylinder in container, and certain silica-gel mixture is arranged at bottom, treat can obtain flexible joint after silica gel curing molding;
C) make a call to an aperture in flexible joint bottom, it is connected smoothly with water pipe.
Test detects:
A) by half block splitting rock sample with swathe with the transparent simulation rock sample oiliness plastic band that this splitting rock sample is made tight, and dropper dropping tracer agent red ink for one end therein;
B) then place it on the half block mould that jacking header welds above, itself and half block mould are fitted like a glove;
C) in the flexible joint of rock sample two ends mounting strap seepage flow water pipe, and itself and rock sample are fixed with band to device successful installation;
D) apply certain pressure with jack pair rock sample, then oral siphon is connected with water head equipment, make to produce in oral siphon the current of certain head pressure;
E) under the spike of red ink, we can clearly observe the flow event of rock, change the pressure of lifting jack, can observe the seepage flow situation of rock under different pressures.
Claims (3)
1. a visual rock seepage monitoring device, it is characterized in that: it comprises steelframe (1), steelframe comprises bottom steel plate, on steel plate, be installed with two shape reinforcing bars, steel plate middle part, bottom is provided with band tensimeter hydraulic jack (2), band tensimeter oil jack top/bottom part is provided with half block Standard rock sample mould (3), half block Standard rock sample mould is provided with circular seepage tests rock sample (4), seepage tests rock sample is positioned at described door shape reinforcing bar bottom, described seepage tests rock sample is made up of half block splitting rock sample and the transparent simulation rock sample that half block splitting rock sample is made in addition, seepage tests rock sample is provided with oiliness plastic band outward and swathes tight, and one end drips tracer agent red ink with dropper therein, seepage tests rock sample two ends are provided with flexible joint (5), flexible joint one end is set in seepage tests rock sample end, the other end is provided with perforate, perforate connects rising pipe (6) and enters oral siphon (7), oral siphon connects water head equipment (8).
2. visual rock seepage monitoring device according to claim 1, is characterized in that: the length of described half block Standard rock sample mould is 70mm.
3. half block Standard rock sample mould according to claim 1, is characterized in that: described flexible joint is provided with band, for being connected of fastening flexible joint and seepage tests rock sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410352339.8A CN104111218A (en) | 2014-07-24 | 2014-07-24 | Visual rock seepage monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410352339.8A CN104111218A (en) | 2014-07-24 | 2014-07-24 | Visual rock seepage monitoring device |
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| CN104111218A true CN104111218A (en) | 2014-10-22 |
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| CN201410352339.8A Pending CN104111218A (en) | 2014-07-24 | 2014-07-24 | Visual rock seepage monitoring device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105372167A (en) * | 2015-11-04 | 2016-03-02 | 三峡大学 | Method for measuring flow vector of seepage liquid |
| CN105486581A (en) * | 2015-12-14 | 2016-04-13 | 山东科技大学 | Method for inversion of rock preformed fracture development process |
| CN105547960A (en) * | 2016-01-05 | 2016-05-04 | 同济大学 | Transparent sand-based visualized simulation test method for foundation pit dewatering groundwater seepage |
| CN106370525A (en) * | 2016-10-13 | 2017-02-01 | 同济大学 | Multifunctional visual research device for bentonite hydraulic power and air pressure splitting features |
| CN108333098A (en) * | 2018-05-03 | 2018-07-27 | 西南石油大学 | Shale gas reservoir micro-fractures high-temperature and high-pressure visual air water two phase fluid flow experimental provision |
| CN110296928A (en) * | 2019-07-19 | 2019-10-01 | 三峡大学 | The device and method of visualization fracture seepage is simulated using magnetic fluid |
| CN113358543A (en) * | 2021-06-16 | 2021-09-07 | 吕德全 | BIM-based seepage simulation intelligent detection device and method for hydraulic engineering |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105372167A (en) * | 2015-11-04 | 2016-03-02 | 三峡大学 | Method for measuring flow vector of seepage liquid |
| CN105372167B (en) * | 2015-11-04 | 2017-12-08 | 三峡大学 | A kind of method for measuring seepage flow fluid flow vector |
| CN105486581A (en) * | 2015-12-14 | 2016-04-13 | 山东科技大学 | Method for inversion of rock preformed fracture development process |
| CN105486581B (en) * | 2015-12-14 | 2018-06-08 | 聊城大学 | A kind of method of inverting rock prefabricated crack growth course |
| CN105547960A (en) * | 2016-01-05 | 2016-05-04 | 同济大学 | Transparent sand-based visualized simulation test method for foundation pit dewatering groundwater seepage |
| CN105547960B (en) * | 2016-01-05 | 2018-07-27 | 同济大学 | A kind of base pit dewatering seepage action of ground water visual Simulation test method based on transparent sand |
| CN106370525A (en) * | 2016-10-13 | 2017-02-01 | 同济大学 | Multifunctional visual research device for bentonite hydraulic power and air pressure splitting features |
| CN108333098A (en) * | 2018-05-03 | 2018-07-27 | 西南石油大学 | Shale gas reservoir micro-fractures high-temperature and high-pressure visual air water two phase fluid flow experimental provision |
| CN108333098B (en) * | 2018-05-03 | 2023-12-01 | 西南石油大学 | Shale gas reservoir microcrack high-temperature high-pressure visual gas-water two-phase seepage experimental device |
| CN110296928A (en) * | 2019-07-19 | 2019-10-01 | 三峡大学 | The device and method of visualization fracture seepage is simulated using magnetic fluid |
| CN113358543A (en) * | 2021-06-16 | 2021-09-07 | 吕德全 | BIM-based seepage simulation intelligent detection device and method for hydraulic engineering |
| CN113358543B (en) * | 2021-06-16 | 2022-11-18 | 吕德全 | BIM-based seepage simulation intelligent detection device and method for hydraulic engineering |
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Application publication date: 20141022 |