CN110715863B - Sealing device for rock shearing seepage experiment - Google Patents
Sealing device for rock shearing seepage experiment Download PDFInfo
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- CN110715863B CN110715863B CN201910798569.XA CN201910798569A CN110715863B CN 110715863 B CN110715863 B CN 110715863B CN 201910798569 A CN201910798569 A CN 201910798569A CN 110715863 B CN110715863 B CN 110715863B
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- pipeline
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- fixedly connected
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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
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/0806—Details, e.g. sample holders, mounting samples for testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
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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
- G01N3/02—Details
-
- 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
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0067—Fracture or rupture
Abstract
The invention discloses a sealing device for a rock shearing seepage experiment, which comprises a sealing machine body, wherein a groove body is formed in the top of the sealing machine body, a rubber air cushion is arranged on the top of the sealing machine body, a waterproof layer is fixedly connected to the top of the rubber air cushion, a rubber pad is fixedly connected to the top of the waterproof layer, a metal plate is fixedly connected to the top of the rubber pad, an air pressure bin is fixedly connected to the left side of the metal plate, and a right-angle pipeline is communicated with the bottom of the air pressure bin. This sealing device of seepage flow experiment is cuted to rock's leakproofness is strong, and easy operation, the use of drainage pipe and inlet channel can be more convenient with trading the fluid, the influence that the fluid under the different pressure produced the rock can be realized in the use in atmospheric pressure storehouse, the leakproofness of sealed organism has been strengthened to rubber air cushion and elastic gas pressure body, the leakproofness has further been strengthened in the cooperation of screw thread pipeline and screw thread pipeline, pressure monitoring device and data monitoring device are used for monitoring record data constantly.
Description
Technical Field
The invention relates to the technical field of rock layers, in particular to a sealing device for a rock shearing seepage experiment.
Background
In recent years, with the development of a great number of rock-type projects, such as energy mining, nuclear waste treatment, hydraulic engineering, and underground space utilization, the problem of rock seepage has been increasingly noticed, and it is known that fluid pressure changes the stress state in rock mass. For rock materials, shear failure is the main failure mode, so that the method has important significance for the research of the shear seepage mechanism of rock bodies.
Although most of sealing devices matched with the rock shear seepage experiment on the market at present have good air tightness, the shearing seepage of one fluid to the rock can be performed in the experiment process, and when the fluid is required to be replaced or increased, the fluid is not convenient, and different experiment data can not be obtained by applying fluid pressure through water injection and air holes which are locally formed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a sealing device for a rock shear seepage experiment, which solves the problem of conveniently controlling fluid during sealing.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a sealing device for a rock shearing seepage experiment comprises a sealing machine body, wherein a groove body is formed in the top of the sealing machine body, a rubber air cushion is arranged on the top of the sealing machine body, a waterproof layer is fixedly connected to the top of the rubber air cushion, a rubber pad is fixedly connected to the top of the waterproof layer, a metal plate is fixedly connected to the top of the rubber pad, an air pressure bin is fixedly connected to the left side of the metal plate, a right-angle pipeline is communicated with the bottom of the air pressure bin, the other end of the right-angle pipeline is communicated with the top of the left side of the sealing machine body, a pressure monitoring device is installed in the middle of the left side of the sealing machine body, a drainage pipeline is communicated with the bottom of the left side of the sealing machine body, a sealing gasket is arranged on the left side of the drainage pipeline, a bolt rod is fixedly connected to the left side of the sealing gasket, a handle is fixedly connected to the left side of the bolt rod, a first connecting block is rotatably connected to the left side of the bolt rod through threads, the top of the first connecting block is fixedly connected with a second connecting block, the right side of the second connecting block is fixedly connected with the left side of the sealing machine body, a data monitoring device is arranged in the middle of the right side of the sealing machine body, a right-angle ventilation pipeline is arranged on the right side of the metal plate, one end of the right-angle air duct penetrates through the metal plate, the rubber pad and the waterproof layer in sequence and is communicated with the right side of the rubber air cushion, the top of the left side of the right-angle vent pipe is communicated with a sliding pipe, an air valve device is arranged in the sliding pipe, the top of the right side of the sealing machine body is communicated with a water inlet pipeline, the right side of the water inlet pipeline is connected with a fastening cover through threads, the right side of the top of the water inlet pipeline is communicated with a threaded pipeline, the inner thread of the threaded pipeline is connected with the threaded pipeline, the top threaded connection in the threaded pipeline outside has the screw cap, the bottom of threaded pipeline is through pipeline fixed connection elastic gas pressure body.
Preferably, the bottom of the sealed machine body is made of transparent PVC materials, and the side face of the sealed machine body is in a shape like a Chinese character 'hui' and is made of polyurethane materials through an injection molding process.
Further preferably, the bottom of the sealed machine body is provided with a base, and the bottom of the base is fixedly connected with supporting legs.
Further preferably, an airtight pad is fixedly connected to the right side of the air valve device.
Preferably, the threaded pipeline is hollow, the bottom of the outer side of the threaded pipeline is provided with threads, and the threads are made of elastic materials.
Further preferably, the elastic air pressure body is attached to the inner wall of the water inlet pipeline.
(III) advantageous effects
The invention provides a sealing device for a rock shearing seepage experiment, which has the following beneficial effects:
(1) this sealing device of seepage flow experiment is cuted to rock's leakproofness is strong, easy operation, and the use of drainage pipe and inlet channel can more conveniently follow the fluid of trading, is favorable to detecting out the data of different fluids to the rock, and the influence that the fluid under the different pressure produced the rock can be realized in the use in atmospheric pressure storehouse.
(2) The use of rubber air cushion and elastic pressure body has further strengthened the leakproofness of sealed organism, and the leakproofness has further been strengthened in the cooperation of screw pipeline and screw pipeline, and pressure monitoring device and data monitoring device are used for monitoring record data constantly.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is an enlarged view of A of FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of B of FIG. 1 according to the present invention.
In the figure: the device comprises a sealed machine body 1, a groove body 2, a rubber air cushion 3, a waterproof layer 4, a rubber cushion 5, a metal plate 6, an air pressure cabin 7, a right-angle pipeline 8, a pressure monitoring device 9, a drainage pipeline 10, a sealing gasket 11, a bolt rod 12, a handle 13, a first connecting block 14, a second connecting block 15, a base 16, a data monitoring device 17, a right-angle ventilation pipeline 18, a sliding pipeline 19, an air valve device 20, a water inlet pipeline 21, a threaded pipeline 22, a threaded pipeline 23, a threaded cap 24, an elastic air pressure body 25 and a fastening cover 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a sealing device for a rock shearing seepage experiment comprises a sealing machine body 1, wherein the bottom of the sealing machine body 1 is made of transparent PVC materials, the side surface of the sealing machine body 1 is shaped like a Chinese character 'hui' and is made of polyurethane materials through an injection molding process, the sealing device for the rock shearing seepage experiment is high in sealing performance and simple to operate, a groove body 2 is formed in the top of the sealing machine body 1, a base 16 is arranged at the bottom of the sealing machine body 1, supporting legs are fixedly connected to the bottom of the base 16, a rubber air cushion 3 is arranged at the top of the sealing machine body 1, a waterproof layer 4 is fixedly connected to the top of the rubber cushion 3, a rubber cushion 5 is fixedly connected to the top of the waterproof layer 4, a metal plate 6 is fixedly connected to the top of the rubber cushion 5, an air pressure bin 7 is fixedly connected to the left side of the metal plate 6, a right-angle pipeline 8 is communicated with the bottom of the air pressure bin 7, and the influence of fluids under different pressures on rocks can be realized through the air pressure bin 7, the other end of the right-angle pipeline 8 is communicated with the left top of the sealed machine body 1, a pressure monitoring device 9 is arranged in the middle of the left side of the sealed machine body 1, a drainage pipeline 10 is communicated with the left bottom of the sealed machine body 1, a sealing gasket 11 is arranged on the left side of the drainage pipeline 10, a bolt rod 12 is fixedly connected to the left side of the sealing gasket 11, a handle 13 is fixedly connected to the left side of the bolt rod 12, a first connecting block 14 is rotatably connected to the left side of the outer side of the bolt rod 12 through threads, a second connecting block 15 is fixedly connected to the top of the first connecting block 14, the right side of the second connecting block 15 is fixedly connected to the left side of the sealed machine body 1, a data monitoring device 17 is arranged in the middle of the right side of the sealed machine body 1, the pressure monitoring device 9 and the data monitoring device 17 are used for constantly monitoring and recording data, a right-angle ventilation pipeline 18 is arranged on the right side of the metal plate 6, one end of the right-angle ventilation pipeline 18 sequentially penetrates through the metal plate 6, The rubber pad 5 and the waterproof layer 4 are communicated with the right side of the rubber air cushion 3, the top of the left side of the right-angle vent pipeline 18 is communicated with a sliding pipeline 19, an air valve device 20 is arranged inside the sliding pipeline 19, the right side of the air valve device 20 is fixedly connected with the air-tight pad, the top of the right side of the sealed machine body 1 is communicated with a water inlet pipeline 21, the right side of the water inlet pipeline 21 is connected with a fastening cover 26 through threads, the drainage pipeline 10 and the water inlet pipeline 21 can be used for more conveniently exchanging fluid, detection of data information of different fluids to rocks is facilitated, the right side of the top of the water inlet pipeline 21 is communicated with a threaded pipeline 22, the internal threads of the threaded pipeline 22 are connected with a threaded pipeline 23, the internal cavity of the threaded pipeline 23 is hollow, the bottom of the outer side of the threaded pipeline 23 is provided with threads, the threads are made of elastic materials, the matching of the threaded pipeline 23 and the threaded pipeline 22 further enhances the sealing performance, the top threads of the outer side of the threaded pipeline 23 are connected with a screw cap 24, the bottom of the threaded pipeline 23 is fixedly connected with an elastic air pressure body 25 through a pipeline, the elastic air pressure body 25 is attached to the inner wall of the water inlet pipeline 21, and the use of the rubber air cushion 3 and the elastic air pressure body 25 further enhances the sealing performance of the sealing machine body 1.
The working principle is as follows: firstly, the metal plate 6 is opened, the tested rock is placed into the groove body 2, the rubber air cushion 3 is inflated through ventilation in the right-angle ventilation pipeline 18, the sealed machine body 1 is sealed, the screw cap 24 is screwed out, fluid flows in, the screw cap 24 is screwed, the gas inside the threaded pipeline 23 is compressed, the elastic air pressure body 25 is expanded to seal the water inlet pipeline 21, the air pressure cabin 7 is opened to control pressure, and finally the handle 13 is rotated to flow out the fluid for next detection.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention.
Claims (6)
1. The utility model provides a sealing device for rock shear seepage flow experiment, includes sealed organism (1), its characterized in that: the sealing device is characterized in that a groove body (2) is formed in the top of the sealing machine body (1), a rubber air cushion (3) is arranged on the top of the sealing machine body (1), a waterproof layer (4) is fixedly connected to the top of the rubber air cushion (3), a rubber pad (5) is fixedly connected to the top of the waterproof layer (4), a metal plate (6) is fixedly connected to the top of the rubber pad (5), an air pressure bin (7) is fixedly connected to the left side of the metal plate (6), a right-angle pipeline (8) is communicated with the bottom of the air pressure bin (7), the other end of the right-angle pipeline (8) is communicated with the top of the left side of the sealing machine body (1), a pressure monitoring device (9) is installed in the middle of the left side of the sealing machine body (1), a drainage pipeline (10) is communicated with the bottom of the left side of the sealing machine body (1), and a sealing gasket (11) is arranged on the left side of the drainage pipeline (10), the left side of the sealing pad (11) is fixedly connected with a bolt rod (12), the left side of the bolt rod (12) is fixedly connected with a handle (13), the left side of the outer side of the bolt rod (12) is rotatably connected with a first connecting block (14) through threads, the top of the first connecting block (14) is fixedly connected with a second connecting block (15), the right side of the second connecting block (15) is fixedly connected with the left side of the sealing machine body (1), the middle part of the right side of the sealing machine body (1) is provided with a data monitoring device (17), the right side of the metal plate (6) is provided with a right-angle vent pipeline (18), one end of the right-angle vent pipeline (18) sequentially penetrates through the metal plate (6), the rubber pad (5) and the waterproof layer (4) to be communicated with the right side of the rubber air cushion (3), and the top of the left side of the right-angle vent pipeline (18) is communicated with a sliding pipeline (19), the air valve device (20) is arranged inside the sliding pipeline (19), the top on the right side of the sealed machine body (1) is communicated with a water inlet pipeline (21), the right side of the water inlet pipeline (21) is connected with a fastening cover (26) through threads, the right side of the top of the water inlet pipeline (21) is communicated with a first threaded pipeline (22), the inner threads of the first threaded pipeline (22) are connected with a second threaded pipeline (23), the top of the outer side of the second threaded pipeline (23) is connected with a screw cap (24) through threads, and the bottom of the second threaded pipeline (23) is fixedly connected with an elastic air pressure body (25) through a pipeline.
2. The sealing device for the rock shear seepage experiment is characterized in that: the bottom of the sealed machine body (1) is made of transparent PVC materials, the side face of the sealed machine body (1) is shaped like a Chinese character 'hui', and the sealed machine body is made of polyurethane materials through an injection molding process.
3. The sealing device for the rock shear seepage experiment is characterized in that: the bottom of the sealed machine body (1) is provided with a base (16), and the bottom of the base (16) is fixedly connected with supporting legs.
4. The sealing device for the rock shear seepage experiment is characterized in that: the right side of the air valve device (20) is fixedly connected with an airtight pad.
5. The sealing device for the rock shear seepage experiment is characterized in that: the interior of the second threaded pipeline (23) is hollow, threads are formed in the bottom of the outer side of the second threaded pipeline (23), and the threads are made of elastic materials.
6. The sealing device for the rock shear seepage experiment is characterized in that: the elastic air pressure body (25) is attached to the inner wall of the water inlet pipeline (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910798569.XA CN110715863B (en) | 2019-08-27 | 2019-08-27 | Sealing device for rock shearing seepage experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910798569.XA CN110715863B (en) | 2019-08-27 | 2019-08-27 | Sealing device for rock shearing seepage experiment |
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| Publication Number | Publication Date |
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| CN110715863A CN110715863A (en) | 2020-01-21 |
| CN110715863B true CN110715863B (en) | 2022-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910798569.XA Active CN110715863B (en) | 2019-08-27 | 2019-08-27 | Sealing device for rock shearing seepage experiment |
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| CN (1) | CN110715863B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113188710A (en) * | 2021-04-15 | 2021-07-30 | 浙江大学 | Waterproof and breathable mechanical device for wireless wind pressure monitoring equipment |
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| CN106153442A (en) * | 2016-08-09 | 2016-11-23 | 绍兴文理学院 | Sealing device for the test of rock fracture multi-scenarios method effect down cut |
| CN106769780A (en) * | 2017-01-24 | 2017-05-31 | 同济大学 | The full coupled shear-flow test shearing seepage flow box of rock joint under Thief zone pressure |
| CN206546313U (en) * | 2016-06-06 | 2017-10-10 | 立方通达实业（天津）有限公司 | A kind of two-dimentional rock sample shearing seepage tests sealing mechanism |
| CN207742066U (en) * | 2018-01-29 | 2018-08-17 | 呼和浩特市四方工程质量检测试验中心 | A kind of concrete impervious testing mold |
| CN108693047A (en) * | 2018-03-29 | 2018-10-23 | 大连理工大学 | A kind of sealing device of rock fracture shearing Seepage Experiment |
| CN208568536U (en) * | 2018-07-23 | 2019-03-01 | 中国电建集团华东勘测设计研究院有限公司 | A kind of damage country rock gas permeability test structure |
| CN208805453U (en) * | 2018-09-25 | 2019-04-30 | 河南工程学院 | Rock sample seepage experimental apparatus |
-
2019
- 2019-08-27 CN CN201910798569.XA patent/CN110715863B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234885A (en) * | 2013-04-08 | 2013-08-07 | 天津虹炎科技有限公司 | Determination method for osmotic coefficient of plastic cut-off wall |
| CN206546313U (en) * | 2016-06-06 | 2017-10-10 | 立方通达实业（天津）有限公司 | A kind of two-dimentional rock sample shearing seepage tests sealing mechanism |
| CN106153442A (en) * | 2016-08-09 | 2016-11-23 | 绍兴文理学院 | Sealing device for the test of rock fracture multi-scenarios method effect down cut |
| CN106769780A (en) * | 2017-01-24 | 2017-05-31 | 同济大学 | The full coupled shear-flow test shearing seepage flow box of rock joint under Thief zone pressure |
| CN207742066U (en) * | 2018-01-29 | 2018-08-17 | 呼和浩特市四方工程质量检测试验中心 | A kind of concrete impervious testing mold |
| CN108693047A (en) * | 2018-03-29 | 2018-10-23 | 大连理工大学 | A kind of sealing device of rock fracture shearing Seepage Experiment |
| CN208568536U (en) * | 2018-07-23 | 2019-03-01 | 中国电建集团华东勘测设计研究院有限公司 | A kind of damage country rock gas permeability test structure |
| CN208805453U (en) * | 2018-09-25 | 2019-04-30 | 河南工程学院 | Rock sample seepage experimental apparatus |
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Address after: 301700 No. 19 Wujing Road, Huangzhuang street, Wuqing District, Tianjin Applicant after: Cubic Tongda (Tianjin) Experimental Instrument Co.,Ltd. Address before: 300000 535-4, 18 Fuyuan Road, development zone, Wuqing District, Tianjin (centralized office area) Applicant before: LIFANG TONGDA INDUSTRIAL (TIANJIN) CO.,LTD. |
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