CN103175736A - Rock test bearing chassis - Google Patents
Rock test bearing chassis Download PDFInfo
- Publication number
- CN103175736A CN103175736A CN2013100612003A CN201310061200A CN103175736A CN 103175736 A CN103175736 A CN 103175736A CN 2013100612003 A CN2013100612003 A CN 2013100612003A CN 201310061200 A CN201310061200 A CN 201310061200A CN 103175736 A CN103175736 A CN 103175736A
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- bearing chassis
- rock test
- rock
- test rig
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Abstract
The invention discloses a rock test bearing chassis which mainly comprises a table type bearing chassis body and a bearing disc groove which is formed around the bearing chassis body, wherein the lower end face of the bearing chassis body is provided with a positioning mounting hole used for mounting the bearing chassis on a rock test rig loading base; and the bearing disc groove is used for bearing the leaked osmotic medium water in the rock test block penetration test process and the scraps generated by the rock test block breakage in the compression test process. The adverse effect caused to the testing equipment due to the water leakage and rock test block breakage in the rock test block penetration test process and the compression test process on the rock test rig in the prior art is avoided, the measurement and control sensor mounted on the rock test rig loading base is protected, and the cleaning convenience and rapidness of a three-axis pressure chamber of the rock test rig is improved.
Description
Technical field
The present invention relates to In Rock Seepage Tests and compression test technology, more specifically, relate to a kind of rock test block permeability test of supporting rock test rig use and the servicing unit of compression test.
Background technology
On rock test rig, permeability test and compression test are carried out in the rock test block, prior art is all that the rock test block is placed on testing machine between push-down head, and push-down head directly is placed on the indoor loaded seat of rock test rig triaxial pressure.And be used for to measure the rock test block at the sensor of permeability test and compression test distortion, load, and oil-feed/oil return aperture is distributed in and is positioned on the indoor loaded seat of triaxial pressure.
when on rock test rig, permeability test is carried out in the rock test block, the stone test block to be placed in be designed with permeating medium water and enter the push-down head of runner and be designed with permeating medium water and draw between the seaming chuck of runner, be arranged on rock test rig triaxial cell's loaded seat after with diaphragm, rock test block and upper push-down head being coated and load between column, after completing, preliminary work applies the pressure oil medium of side direction confined pressure pressure in the indoor injection of rock test rig triaxial pressure, test block applies axial compressive load to rock by upper push-down head with loading column by the rock test rig loaded seat.On rock test rig, the rock test block is carried out in the process of permeability test; as the water of permeating medium easily along between diaphragm and rock test block and rock test block and the contact site leakage of upper push-down head; flow on triaxial cell's loaded seat, more easily cause the leakage of water when particularly rock test block Sudden failure and test operation are slipped up.Pressure medium oil as applying the side direction confined pressure has insulation characterisitic and heat transfer characteristic under High Temperature High Pressure, and as the water of permeating medium, and its proportion is again much larger than as the proportion that applies the pressure medium oil of side direction confined pressure.Therefore, the water that leaks out in process of the test enters into the triaxial cell, can accumulate in the sensor lead hole that is arranged on loaded seat, this not only can cause the decreasing insulating of pressure oil in process of the test, also can cause the measurement that is placed in triaxial cell's loaded seat to control that between sensor, circuit is short-circuited, cause equipment to be burnt, also can when pressure oil is discharged, water together be arranged in entrance pressure power oil pressure supercharger, thereby cause slowly corrosion and can't using of supercharger, shortened the serviceable life of testing equipment.
When on rock test rig, triaxial compression test is carried out in the rock test block; also often occur due to rock test block Sudden failure or diaphragm partial failure; cause the fragmented rock chip to be scattering on triaxial cell's loaded seat; the fragmented rock chip not only can cause being positioned at oil-feed on loaded seat/spill port and stop up; pressure oil can't enter into the triaxial cell, and test block applies confined pressure pressure to rock; the rock chip also can remain in the fairlead of survey sensor, causes the decreasing insulating between survey sensor.In addition, the rock chip also can enter into the pressure turbocharger oil cylinder with pressure oil, remain in supercharger oil cylinder inside and can't discharge, cause supercharger oil cylinder performance to reduce gradually, until damage, special occur remaining in the supercharger oil cylinder, the supercharger oil cylinder solid remain and the water acting in conjunction that enters with pressure oil under, more easily cause device damage.
the rock test block is carried out the prior art of permeability test and compression test on rock test rig, except above-mentioned situation to device damage appears in meeting, no matter be that the water leakage flows on triaxial cell's loaded seat, or after the rock test block destroys, chip is scattering on triaxial cell's loaded seat, all need triaxial cell and loaded seat thereof are cleaned and process, its cleaning course bothers very much, not only waste time and energy, also need to be equipped with multiple different burnisher, can not carry out the comparatively thoroughly instrument of cleaning and usually do not possess in rock mechanics laboratory, thereby the equipment result of use after causing to carry out effective cleaning and can't guaranteeing to clean.
Summary of the invention
For the rock test block permeability test of prior art and the deficiency of compression test existence, purpose of the present invention aims to provide a kind of rock test rig bearing chassis, reveal due to water in rock test block permeability test and compression test and adverse effect that rock test block fragmentation causes causes testing equipment to solve, and triaxial cell and loaded seat thereof are cleaned the puzzlement that brings.
Above-mentioned technical matters to be solved by this invention can solve by the rock test rig bearing chassis that is made of following technical proposals.
Rock test rig bearing chassis provided by the invention, mainly consist of by the bearing chassis body with around the tray groove that is arranged on the bearing chassis body, the lower surface of bearing chassis body is designed with for bearing chassis being arranged on rock test rig triaxial cell base and the lower location and installation hole on the testing machine loaded seat, and described tray groove is used for accepting the chip that in permeating medium water that rock test block permeability test process reveals and compression test process, the rock test block is broken and produced.
In technique scheme, around the tray groove that is arranged on the bearing chassis body, its notch face can be concordant with bearing chassis body upper end, also can be higher than bearing chassis body upper end or lower than bearing chassis body upper end.The section of tray groove can rectangle, triangle that also can be up big and down small, or other shape.But no matter what shape, the dish groove will have enough volumes and accept area, can contain the water that may leak out in lower rock test block permeability test process and can effectively accept the broken chip that is scattered in rock test block compression experiment process.
In technique scheme, the upper surface of bearing chassis body preferably also is designed with the upper location and installation hole of docking with the rock test rig push-down head, is connected as one by bearing pin to ensure bearing chassis and rock test rig push-down head.
In technique scheme, the upper surface of bearing chassis body preferably is designed with the right-angled intersection groove by end face central authorities.Triaxial compression test is carried out in the rock test block, and the confined pressure Medium Oil that applies lateral pressure enters into and can make after the end face of push-down head and bearing chassis push-down head be difficult for and accept the chassis and divide to start discharging and get.At the right-angled intersection groove of the upper surface of bearing chassis body design by end face central authorities, can make air enter gap between bearing chassis body upper surface and push-down head by the right-angled intersection groove, greatly facilitate push-down head minute is started discharging and to be got from accepting the chassis, improved the convenience of test operation.
In technique scheme, the bearing chassis body preferably is designed with for the mounting flange that bearing chassis is fixedly mounted on rock test rig triaxial cell base, is evenly equipped with the bolt hole that set bolt therefrom passes on ring flange.Mounting flange preferably is positioned at the lower end of bearing chassis body.
In technique scheme, bearing chassis body and tray groove can be the rotational symmetry revolving structure, also can be rectangular configuration, or the structure of other shapes, are preferably the rotational symmetry revolving structure, so that the manufacturing of bearing chassis processing.The lower location and installation hole and the upper location and installation Kongzui that are positioned on the bearing chassis body well all are positioned on the axis of bearing chassis body.
In technique scheme, be positioned at the lower location and installation hole on the bearing chassis body, can be the pin-and-hole that coordinates with alignment pin, can be also the bolt hole that coordinates with bolt.
Bearing chassis provided by the invention can be designed to monolithic construction, also can be designed to split-type structural.Described split-type structural, namely bearing chassis can be designed to by the bearing chassis body part that comprises the tray groove and comprise that the bearing chassis body part of mounting flange consists of, and two parts are connected as one by the location draw bail.Bearing chassis is paid the utmost attention to and is designed to monolithic construction.
The present invention utilizes the heavy characteristics design of the proportion specific pressure oil of water and rock to complete.bearing chassis provided by the invention is the servicing unit that supporting rock test rig uses, be arranged between rock test rig triaxial pressure indoor loaded seat and push-down head, carry out in permeability test and compression test process in the rock test block, accept leakage water in the permeability test process and the rock chip in the compression test process by the tray groove of bearing chassis, therefore prevented effectively that water and rock chip from entering into the measurement control sensor lead hole that is arranged on triaxial cell's loaded seat, short circuit between sensor is controlled in the measurement of having avoided bringing due to the pressure oil decreasing insulating.Due to the proportion of water and the rock proportion greater than pressure oil, therefore also avoided water together being arranged in entrance pressure power oil pressure supercharger when pressure oil is discharged, cause thus supercharger because the corrosion of water damages inefficacy, improved the serviceable life of testing equipment.Also avoided simultaneously entering into triaxial cell's loaded seat due to water and rock chip, triaxial cell and loaded seat thereof are carried out the multiple different burnisher of cleaning requirement outfit use, cleaning course extremely bothers, and usually do not possess in general rock mechanics laboratory and carry out the comparatively thoroughly instrument of cleaning, can't carry out effective cleaning, a series of problem that the equipment result of use after can't guaranteeing to clean etc. is brought.Adopt bearing chassis provided by the invention in rock test block permeability test and compression test process, not only prevented the adverse effect that equipment caused because of water or rock test block fragmentation, and its cleaning course is convenient, fast.
The bearing chassis of invention can be used as the part of rock test equipment.The present invention has filled up the technological gap that does not take into full account at present in the rock test equipment development.
Description of drawings
Fig. 1-1 is the structural representation of an embodiment of bearing chassis provided by the invention to 1-3.Fig. 1-1st wherein, the main TV structure schematic diagram of bearing chassis, Fig. 1-2 is the plan structure schematic diagram, 1-3 is that A-A in Fig. 1-2 is to the sectional structure schematic diagram.
Fig. 2 to Fig. 4 is the structural representation that its tray groove of bearing chassis provided by the invention is positioned at bearing chassis body diverse location.
Fig. 5-1 is the structural representation of another embodiment of bearing chassis provided by the invention to 5-2.Fig. 5-1st wherein, the main TV structure schematic diagram of bearing chassis, Fig. 1-2 is the plan structure schematic diagram.
Fig. 6 is the structural representation of another embodiment again of bearing chassis provided by the invention.
Fig. 7 adopts bearing chassis of the present invention the rock test block to be carried out the test mounting means schematic diagram of permeability test and three compression tests on the rock experimental machine.
Fig. 8 adopts bearing chassis of the present invention in the rock experimental machine, the rock test block to be carried out the test mounting means schematic diagram of uniaxial compression test.
In above-mentioned accompanying drawing, the object of each shown by reference numeral sign is respectively: location and installation hole under 1-(can be threaded location and installation hole or not threaded location and installation hole); 2-tray groove; 3-right-angled intersection groove; The upper location and installation of 4-hole; 5-location and installation hole (can be threaded location and installation hole or not threaded location and installation hole); The 6-bolt hole; 7-location and installation hole (can be threaded location and installation hole or not threaded location and installation hole); The 8-triaxial cell; 9-loads column; The 10-seaming chuck; The 11-diaphragm; The test block of 12-rock; The 13-push-down head; The 14-loaded seat; The 15-inlet pipeline; 16, outlet pipeline; 17, confined pressure pressure oil discharge line; 18-measurement control sensor lead hole; The 19-bearing chassis; The 20-cushion block; The 21-cushion block; The 22-tester base.
Embodiment
Provide embodiments of the invention below in conjunction with accompanying drawing, and in conjunction with the embodiments the present invention is conducted further description, so that people's the understanding of the present invention.Specific constructive form of the present invention is not limited to the described form of following embodiment; those skilled in the art can not pay creatively work according to the thought that the utility model discloses also can design other embodiments, but these embodiments that content design goes out according to the present invention still belong to protection scope of the present invention.
The rock test rig bearing chassis of the present embodiment, its structure is as shown in accompanying drawing 5-1,5-2, integral body is the rotational symmetry revolving structure, by desk-top bearing chassis body, be used for accepting the tray groove 2 of the chip that produces that breaks of test block in permeating medium water that rock test block permeability test process reveals and compression test process around being arranged on the bearing chassis body, and bearing chassis body lower end is set is used for the mounting flange that bearing chassis is fixedly mounted on the indoor loaded seat of rock test rig triaxial pressure 14 is consisted of.The section of tray groove is rectangle, and the notch face of tray groove is concordant with the upper surface of bearing chassis body.The lower surface central design of bearing chassis body is useful on bearing chassis is arranged on lower location and installation hole 7 on the indoor loaded seat of rock test rig triaxial pressure, and the upper surface central design has the upper location and installation hole 4 that connects with rock test rig push-down head 13 centerings and the right-angled intersection groove 3 by end face central authorities.Be evenly equipped with the bolt hole 6 that set bolt therefrom passes on ring flange.
Adopt bearing chassis of the present invention to carry out permeability test and triaxial compression test to the rock test block, the test mounting means as shown in Figure 7.Bearing chassis 19 of the present invention is placed on the indoor loaded seat of rock test rig triaxial pressure 14 by its lower location and installation hole 7 and register pin, then is fixed on the indoor loaded seat of triaxial pressure 14 by the ring flange on bearing chassis and attachment bolt.After with diaphragm 11, rock test block 12, seaming chuck 10 and push-down head 13 being wrapped; by the upper location and installation hole 4 on bearing chassis and register pin, push-down head 13 and rock test block 12 and seaming chuck 10 are placed on bearing chassis of the present invention; push down seaming chuck 10 with loading column 9; then inlet pipeline 15, outlet pipeline 16 are connected with upper push-down head and tester base; install and connect the sensor that the triaxial pressure chamber interior need be measured, unlatching confined pressure pressure oil pipeline 17, startup rock test rig can be tested.
The rock test rig bearing chassis of the present embodiment, its structure is as shown in accompanying drawing 1-1,1-2,1-3, integral body is the rotational symmetry revolving structure, by desk-top bearing chassis body, be used for accepting the break tray groove 2 of the chip that produces of test block in permeating medium water that rock test block permeability test process reveals and compression test process and consist of around being arranged on the bearing chassis body.The section of tray groove is rectangle, and the notch face of tray groove is concordant with the upper surface of bearing chassis body.The lower surface central design of bearing chassis body is useful on bearing chassis is arranged on lower location and installation hole 1 on the indoor loaded seat of rock test rig triaxial pressure.
Claims (8)
1. rock test rig bearing chassis, it is characterized in that, mainly consist of by the bearing chassis body with around the tray groove that is arranged on the bearing chassis body, the lower surface of bearing chassis body is designed with for the lower location and installation hole that bearing chassis is arranged on the rock test rig loaded seat, and described tray groove is used for accepting the chip that in permeating medium water that rock test block permeability test process reveals and compression test process, the rock test block is broken and produced.
2. rock test rig bearing chassis according to claim 1, is characterized in that, the upper surface of bearing chassis body is designed with the upper location and installation hole of docking with the rock test rig push-down head.
3. rock test rig bearing chassis according to claim 1 and 2, is characterized in that, the upper surface of bearing chassis body is designed with the right-angled intersection groove by end face central authorities.
4. rock test rig bearing chassis according to claim 1 and 2, it is characterized in that, the bearing chassis body is designed with for the mounting flange that bearing chassis is fixedly mounted on the rock test rig loaded seat, is evenly equipped with the bolt hole that set bolt therefrom passes on ring flange.
5. rock test rig bearing chassis according to claim 3, it is characterized in that, the bearing chassis body is designed with for the mounting flange that bearing chassis is fixedly mounted on the rock test rig loaded seat, is evenly equipped with the bolt hole that set bolt therefrom passes on ring flange.
6. rock test rig bearing chassis according to claim 5, is characterized in that, mounting flange is positioned at the lower end of bearing chassis body.
7. rock test rig bearing chassis according to claim 5, is characterized in that, bearing chassis body and tray groove are the rotational symmetry revolving structure.
8. rock test rig bearing chassis according to claim 7, is characterized in that, lower location and installation hole and upper location and installation hole are positioned on the axis of bearing chassis body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310061200.3A CN103175736B (en) | 2013-02-27 | 2013-02-27 | Rock test bearing chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310061200.3A CN103175736B (en) | 2013-02-27 | 2013-02-27 | Rock test bearing chassis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103175736A true CN103175736A (en) | 2013-06-26 |
| CN103175736B CN103175736B (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310061200.3A Active CN103175736B (en) | 2013-02-27 | 2013-02-27 | Rock test bearing chassis |
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| Country | Link |
|---|---|
| CN (1) | CN103175736B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103940976A (en) * | 2014-03-24 | 2014-07-23 | 中国地震局地壳应力研究所 | Pressure container with high impermeability used for rock tests of pressing crack, seepage and slight shock |
| CN105403449A (en) * | 2015-11-03 | 2016-03-16 | 石家庄铁道大学 | Base of rock mechanics testing machine |
| CN107063882A (en) * | 2017-05-15 | 2017-08-18 | 四川大学 | A kind of Rock Mechanics Test system for simulating deep ground environment |
| CN108732015A (en) * | 2018-06-05 | 2018-11-02 | 四川大学 | Reflection rock length load lasts the test method of creep behaviour |
| CN111189754A (en) * | 2020-01-07 | 2020-05-22 | 重庆大学 | Device for testing permeability parameters of broken rock |
| CN115639127A (en) * | 2022-09-09 | 2023-01-24 | 寰泰储能科技股份有限公司 | Method and device for measuring porosity of porous material under pressure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101672763A (en) * | 2009-09-15 | 2010-03-17 | 中国矿业大学 | Rock permeability experimental facility |
| CN102221501A (en) * | 2011-04-22 | 2011-10-19 | 河海大学 | Device and method for measuring mechanical properties of rocks |
| CN203117045U (en) * | 2013-02-27 | 2013-08-07 | 四川大学 | Bearing base plate for rock testing |
-
2013
- 2013-02-27 CN CN201310061200.3A patent/CN103175736B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101672763A (en) * | 2009-09-15 | 2010-03-17 | 中国矿业大学 | Rock permeability experimental facility |
| CN102221501A (en) * | 2011-04-22 | 2011-10-19 | 河海大学 | Device and method for measuring mechanical properties of rocks |
| CN203117045U (en) * | 2013-02-27 | 2013-08-07 | 四川大学 | Bearing base plate for rock testing |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103940976A (en) * | 2014-03-24 | 2014-07-23 | 中国地震局地壳应力研究所 | Pressure container with high impermeability used for rock tests of pressing crack, seepage and slight shock |
| CN103940976B (en) * | 2014-03-24 | 2016-03-16 | 中国地震局地壳应力研究所 | For the high leakproofness pressure vessel of rock fracture seepage flow microseism test |
| CN105403449A (en) * | 2015-11-03 | 2016-03-16 | 石家庄铁道大学 | Base of rock mechanics testing machine |
| CN105403449B (en) * | 2015-11-03 | 2017-11-28 | 石家庄铁道大学 | A kind of rock mechanics experiment machine base |
| CN107063882A (en) * | 2017-05-15 | 2017-08-18 | 四川大学 | A kind of Rock Mechanics Test system for simulating deep ground environment |
| CN108732015A (en) * | 2018-06-05 | 2018-11-02 | 四川大学 | Reflection rock length load lasts the test method of creep behaviour |
| CN111189754A (en) * | 2020-01-07 | 2020-05-22 | 重庆大学 | Device for testing permeability parameters of broken rock |
| CN115639127A (en) * | 2022-09-09 | 2023-01-24 | 寰泰储能科技股份有限公司 | Method and device for measuring porosity of porous material under pressure |
| CN115639127B (en) * | 2022-09-09 | 2023-05-16 | 寰泰储能科技股份有限公司 | Method and device for measuring porosity of porous material under pressure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103175736B (en) | 2015-06-10 |
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