CN111141595A - Device for controlling deposition direction of rock body in sample based on large triaxial test - Google Patents
Device for controlling deposition direction of rock body in sample based on large triaxial test Download PDFInfo
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- CN111141595A CN111141595A CN202010083544.4A CN202010083544A CN111141595A CN 111141595 A CN111141595 A CN 111141595A CN 202010083544 A CN202010083544 A CN 202010083544A CN 111141595 A CN111141595 A CN 111141595A
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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
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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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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Abstract
The invention discloses a device for controlling the deposition direction of a rock body in a sample based on a large triaxial test, which comprises a base, wherein mounting frames are symmetrically arranged on the upper end surface of the base, a mounting flange is arranged on the upper part of each mounting frame, the mounting flange is rotatably connected with an intermediate shaft through a connecting bearing, one end, far away from the mounting flange, of the intermediate shaft is detachably connected with a limiting frame through a first connecting base and used for limiting and placing a sample making barrel, a transmission mechanism is arranged in the middle of the upper end surface of the base through a mounting base, and an output mechanism of the transmission mechanism is rotatably connected with the limiting frame through a second connecting base. This device based on inside rock body direction of deposit of big triaxial test control sample has solved current device to triaxial test sample preparation in-process, inconvenient angle slope system appearance bucket of deciding, and whole device is suitable for the problem of system appearance bucket specification limitation simultaneously.
Description
Technical Field
The invention relates to the technical field of triaxial compression test equipment, in particular to a device for controlling the deposition direction of a rock body in a sample based on a large triaxial test.
Background
The triaxial test adopts a cylindrical sample, and can apply pressure to the sample in three spatial coordinate directions. During the test, the sample is firstly subjected to the same surrounding pressure sigma 3 (the size of the surrounding pressure is measured by a pressure gauge) in three axial directions through the pressure liquid in the pressure chamber, and the whole test process is kept unchanged. Vertical axial pressure is then applied to the sample by the piston until the sample shears.
The sample preparation is carried out through the sample preparation barrel before the triaxial test is started, the sample preparation barrel is inclined to a certain angle through a device in the preparation process, and then the sample in the sample preparation barrel is compacted through the compacting device.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a device for controlling the deposition direction of rock bodies in a sample based on a large triaxial test, and solves the problems that the sample preparation barrel is inconvenient to incline at a fixed angle in the sample preparation process of a triaxial test sample, and the whole device is suitable for the limitation of the specification of the sample preparation barrel.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: device based on inside rock mass direction of deposit of big triaxial test control sample, the on-line screen storage device comprises a base, the up end symmetrical arrangement of base has the mounting bracket, the upper portion of mounting bracket is provided with the installation flange, the installation flange rotates through connecting bearing and is connected with the jackshaft, the one end that the installation flange was kept away from to the jackshaft can be dismantled through first connecting base and be connected with spacing frame for spacing system appearance bucket of placing, the middle part of base up end is provided with drive mechanism through the mount pad, drive mechanism's output mechanism rotates through second connecting base and spacing frame and is connected.
Preferably, the connecting bearing is connected with the mounting flange in a sliding manner, and the connecting bearing is detachably connected with the intermediate shaft.
Preferably, the middle part of jackshaft is provided with spacing dish, one section axle that the jackshaft kept away from the spacing frame is provided with external screw thread portion, threaded connection has the locking thread cover on the external screw thread portion.
Preferably, the limiting frame is a barrel-shaped frame and comprises an upper circular ring, a limiting strip and a bottom plate, and the upper circular ring is fixedly connected with the bottom plate through the limiting strip.
Preferably, the diameter of the bottom plate can be the same as the outer diameter of the upper ring or half of the outer diameter of the upper ring, so as to form a cylindrical barrel-shaped frame or a truncated cone-shaped barrel-shaped frame.
Preferably, the first connecting base is fixedly connected with the limiting frame through a bolt, the second connecting base is rotatably connected with an output mechanism of the transmission mechanism through a mounting pin shaft, and the second connecting base is fixedly connected to the middle of the lower end face of the bottom plate.
Preferably, the transmission mechanism can be three power output devices, namely an air cylinder, a hydraulic cylinder or a linear motor, so as to ensure that linear power is output and ensure that the limiting frame can rotate around the intermediate shaft.
Preferably, the transmission mechanism forms an included angle of 30 degrees with the horizontal plane after being installed through the installation seat.
Advantageous effects
The invention provides a device for controlling the deposition direction of a rock body in a sample based on a large triaxial test. The method has the following beneficial effects:
the device for controlling the deposition direction of the rock body in the sample based on the large triaxial test is characterized in that the connecting bearing is connected with the mounting flange in a sliding manner, and the connecting bearing is detachably connected with the intermediate shaft, so that the intermediate shaft and the mounting flange can be conveniently separated when test sample preparation barrels with different specifications and sizes need to be replaced, the intermediate shaft and the mounting flange can be conveniently replaced, the intermediate shaft with different lengths can be adaptively replaced, the application range of the whole device is ensured, the practicability is improved, the middle part of the intermediate shaft is provided with the limiting disc, one section of the intermediate shaft, which is far away from the limiting frame, is provided with the external thread part, the external thread part is in threaded connection with the locking thread sleeve, the intermediate shaft is fixedly limited on the mounting frame through the combined action of the locking thread sleeve and the limiting disc, the intermediate shaft is convenient to be detached and replaced, the first connecting base is fixedly connected with the, the second connecting base is fixedly connected with the middle part of the lower end face of the bottom plate, so that limit frames with different specifications can be replaced according to sample making barrels with different specifications, the practicability of the whole device is improved, one end of the middle shaft, which is far away from the mounting flange, is detachably connected with the limit frame through the first connecting base for limiting and placing the sample making barrels, the middle part of the upper end face of the base is provided with a transmission mechanism through the mounting base, the transmission mechanism can be three power output devices, namely an air cylinder, a hydraulic cylinder or a linear motor, and is used for ensuring that linear power is output and ensuring that the limit frame can rotate around the middle shaft, the transmission mechanism forms an included angle of 30 degrees with the horizontal plane after being mounted through the mounting base and is used for ensuring that the limit frame can rotate around the middle shaft at a fixed angle under the driving of the transmission mechanism, so that the linear displacement output by the power, thereby reached whole device and can realize making appearance bucket angle of fixation slope, and the mesh of the big or small system appearance bucket of different specifications of adaptation of being convenient for.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic view of the present invention with parts separated;
FIG. 4 is a schematic view of an installation structure of the intermediate shaft and the limiting frame according to the present invention;
FIG. 5 is a schematic view of the overall structure of the stop frame of the present invention.
In the figure: the device comprises a base 1, a mounting frame 2, a mounting flange 3, a connecting bearing 4, an intermediate shaft 5, a limiting disc 6, a locking threaded sleeve 7, a first connecting base 8, a limiting frame 9, a limiting strip 10, a bottom plate 11, a second connecting base 12, a transmission mechanism 13 and a mounting base 14.
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. 1-5, the present invention provides a technical solution: the device for controlling the deposition direction of the rock body in the sample based on the large triaxial test comprises a base 1, wherein a mounting frame 2 is symmetrically arranged on the upper end surface of the base 1, a mounting flange 3 is arranged on the upper part of the mounting frame 2, the mounting flange 3 is rotatably connected with an intermediate shaft 5 through a connecting bearing 4, the connecting bearing 4 is in sliding connection with the mounting flange 3, the connecting bearing 4 is detachably connected with the intermediate shaft 5, so that when test sample making barrels with different specifications and sizes need to be replaced, the intermediate shaft 5 and the mounting flange 3 can be conveniently separated, the intermediate shafts 5 with different lengths can be adaptively replaced, the application range of the whole device is ensured, the practicability is improved, a limiting disc 6 is arranged in the middle part of the intermediate shaft 5, an external thread part is arranged on a section of the intermediate shaft 5 far away from a limiting frame 9, and a locking thread sleeve 7 is in threaded connection, the middle shaft 5 is fixed and limited on the mounting frame 2 through the combined action of the locking thread sleeve 7 and the limiting disc 6, the middle shaft 5 is convenient to disassemble and replace, one end of the middle shaft 5, far away from the mounting flange 3, is detachably connected with the limiting frame 9 through the first connecting base 8 and is used for limiting and placing the sample preparation barrel, the limiting frame 9 is a barrel-shaped frame and comprises an upper ring, a limiting strip 10 and a bottom plate 11, the upper ring is fixedly connected with the bottom plate 11 through the limiting strip 10, the diameter of the bottom plate 11 can be the same as the outer diameter of the upper ring or can be half of the outer diameter of the upper ring and is used for forming a cylindrical barrel-shaped frame or a circular platform-shaped barrel-shaped frame, the barrel-shaped frame is formed through the upper ring, the limiting strip 10 and the bottom plate 11, so that the sample preparation barrel can be effectively limited, even after the inclination angle of the limiting frame 9 is adjusted through the transmission cylinder 13, the whole sample preparation barrel can still be stably limited on the, the sample preparation barrel is beneficial to the subsequent compaction of samples in the sample preparation barrel, the middle part of the upper end surface of the base 1 is provided with a transmission mechanism 13 through a mounting seat 14, the transmission mechanism 13 can be three power output devices, namely an air cylinder, a hydraulic cylinder or a linear motor, and is used for ensuring the output of linear power and ensuring that the limiting frame 9 can rotate around the middle shaft 5, the transmission mechanism 13 forms an included angle of 30 degrees with the horizontal plane after being mounted through the mounting seat 14, so as to ensure that the limiting frame 9 can rotate around the middle shaft 5 at a fixed angle under the driving of the transmission mechanism 13, so that the linear displacement output by the power mechanism 13 can be controlled according to calculation data, the sample preparation barrel in the limiting frame 9 is fixed with the horizontal plane angle, the purposes that the whole device can realize the inclination of the sample preparation barrel at the fixed angle and is convenient for adapting to sample preparation barrels with different specifications and sizes are achieved, the output mechanism of the transmission mechanism 13 is rotatably connected, first linking base 8 passes through bolt and spacing 9 fixed connection, second linking base 12 rotates through the output mechanism of mounting pin axle with drive mechanism 13 to be connected, the middle part of terminal surface under 11 at the bottom plate of second linking base 12 fixed connection to can change the spacing 9 of different specifications according to the system appearance bucket of different specifications sizes, improve the practicality of whole device.
When the device works, the connecting bearing 4 is in sliding connection with the mounting flange 3, the connecting bearing 4 is detachably connected with the intermediate shaft 5, so that when test sample preparation barrels with different specifications and sizes need to be replaced, the intermediate shaft 5 and the mounting flange 3 can be conveniently separated, the intermediate shaft 5 with different lengths can be adaptively replaced, the application range of the whole device is ensured, the practicability is improved, the middle part of the intermediate shaft 5 is provided with the limiting disc 6, one section of the intermediate shaft 5, which is far away from the limiting frame 9, is provided with the external thread part, the external thread part is in threaded connection with the locking thread sleeve 7, the intermediate shaft 5 is fixedly limited on the mounting frame 2 through the combined action of the locking thread sleeve 7 and the limiting disc 6, the intermediate shaft 5 is conveniently detached and replaced, the first connecting base 8 is fixedly connected with the limiting frame 9 through bolts, the second connecting base 12 is rotatably connected with an output mechanism of the transmission mechanism 13 through the, the second connecting base 12 is fixedly connected to the middle part of the lower end face of the bottom plate 11, so that the limiting frames 9 with different specifications can be replaced according to sample making barrels with different specifications and sizes, the practicability of the whole device is improved, one end of the middle shaft 5, which is far away from the mounting flange 3, is detachably connected with the limiting frame 9 through the first connecting base 8 and is used for limiting and placing the sample making barrels, the middle part of the upper end face of the base 1 is provided with a transmission mechanism 13 through a mounting seat 14, the transmission mechanism 13 can be three power output devices, namely an air cylinder, a hydraulic cylinder or a linear motor and is used for ensuring that linear power is output and ensuring that the limiting frame 9 can rotate around the middle shaft 5, the transmission mechanism 13 is arranged through the mounting seat 14 and forms an included angle of 30 degrees with the horizontal plane so as to ensure that the limiting frame 9 can rotate around the middle shaft 5 at a fixed angle under the, and then realize that the inside system appearance bucket of spacing 9 is fixed with the horizontal plane angle to reached whole device and can realize the system appearance bucket fixed angle slope, and the purpose of the big or small system appearance bucket of the different specifications of adaptation of being convenient for.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Device based on inside rock mass direction of deposit of big triaxial test control sample, including base (1), its characterized in that: mounting bracket (2) have been arranged to the up end symmetrical of base (1), the upper portion of mounting bracket (2) is provided with mounting flange (3), mounting flange (3) rotate through connecting bearing (4) and are connected with jackshaft (5), the one end that mounting flange (3) were kept away from in jackshaft (5) can be dismantled through first connecting base (8) and be connected with spacing (9) for spacing system appearance bucket of placing, the middle part of base (1) up end is provided with drive mechanism (13) through mount pad (14), the output mechanism of drive mechanism (13) rotates through second connecting base (12) and spacing (9) and is connected.
2. The apparatus for controlling the direction of rock mass deposition inside a sample based on the macrotriaxial test as claimed in claim 1, wherein: the connecting bearing (4) is connected with the mounting flange (3) in a sliding mode, and the connecting bearing (4) is detachably connected with the intermediate shaft (5).
3. The apparatus for controlling the direction of rock mass deposition inside a sample based on the macrotriaxial test as claimed in claim 1, wherein: the middle part of jackshaft (5) is provided with spacing dish (6), one section axle that spacing frame (9) were kept away from in jackshaft (5) is provided with external screw thread portion, threaded connection has locking thread cover (7) on the external screw thread portion.
4. The apparatus for controlling the direction of rock mass deposition inside a sample based on the macrotriaxial test as claimed in claim 1, wherein: the limiting frame (9) is a barrel-shaped frame and comprises an upper circular ring, a limiting strip (10) and a bottom plate (11), and the upper circular ring is fixedly connected with the bottom plate (11) through the limiting strip (10).
5. The device for controlling the deposition direction of rock mass in a sample based on the greater triaxial test of claim 4, wherein: the diameter of the bottom plate (11) can be the same as the outer diameter of the upper ring or half of the outer diameter of the upper ring, so that a cylindrical barrel-shaped frame or a circular truncated cone-shaped barrel-shaped frame is formed.
6. The device for controlling the deposition direction of rock mass in a sample based on the greater triaxial test of claim 5, wherein: the first connecting base (8) is fixedly connected with the limiting frame (9) through a bolt, the second connecting base (12) is rotatably connected with an output mechanism of the transmission mechanism (13) through a mounting pin shaft, and the second connecting base (12) is fixedly connected to the middle of the lower end face of the bottom plate (11).
7. The device for controlling the direction of rock body deposition inside a sample based on the macrotriaxial test as claimed in any one of claims 1 to 6, wherein: the transmission mechanism (13) can be three power output devices, namely an air cylinder, a hydraulic cylinder or a linear motor, and is used for ensuring output linear power and ensuring that the limiting frame (9) can rotate around the intermediate shaft (5).
8. The apparatus for controlling the direction of rock mass deposition inside a sample based on the macrotriaxial test as claimed in claim 7, wherein: and the transmission mechanism (13) forms an included angle of 30 degrees with the horizontal plane after being installed through the installation seat (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010083544.4A CN111141595B (en) | 2020-02-10 | 2020-02-10 | Device for controlling deposition direction of rock body in sample based on large triaxial test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010083544.4A CN111141595B (en) | 2020-02-10 | 2020-02-10 | Device for controlling deposition direction of rock body in sample based on large triaxial test |
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| Publication Number | Publication Date |
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| CN111141595A true CN111141595A (en) | 2020-05-12 |
| CN111141595B CN111141595B (en) | 2022-07-26 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20090011204A (en) * | 2007-07-25 | 2009-02-02 | 한국과학기술원 | Rock mass dynamic testing apparatus |
| CN103471871A (en) * | 2013-09-18 | 2013-12-25 | 上海交通大学 | Device and method for cutting test sample with different angles in soil test |
| CN107101855A (en) * | 2017-04-26 | 2017-08-29 | 桂林理工大学 | Manipulated soil compaction in layers sample preparation device and its method for indoor triaxial test |
| CN108088720A (en) * | 2018-01-16 | 2018-05-29 | 董彤 | A kind of inclination sand hollow cylinder sample preparation facilities |
| CN108375495A (en) * | 2018-04-27 | 2018-08-07 | 宁夏大学 | The method that true triaxial difference deposition angles are layered the visual sample preparation device of sand and sample preparation |
| CN109946136A (en) * | 2019-04-11 | 2019-06-28 | 中国人民解放军军事科学院国防工程研究院 | A kind of inclined clay sample cut mold of depositional plane and its operating method |
| CN110057639A (en) * | 2019-04-29 | 2019-07-26 | 河海大学 | A kind of sampling die and its method for making sample for simulating the rock mass of inter-laminar dislocation band containing multilayer |
-
2020
- 2020-02-10 CN CN202010083544.4A patent/CN111141595B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090011204A (en) * | 2007-07-25 | 2009-02-02 | 한국과학기술원 | Rock mass dynamic testing apparatus |
| CN103471871A (en) * | 2013-09-18 | 2013-12-25 | 上海交通大学 | Device and method for cutting test sample with different angles in soil test |
| CN107101855A (en) * | 2017-04-26 | 2017-08-29 | 桂林理工大学 | Manipulated soil compaction in layers sample preparation device and its method for indoor triaxial test |
| CN108088720A (en) * | 2018-01-16 | 2018-05-29 | 董彤 | A kind of inclination sand hollow cylinder sample preparation facilities |
| CN108375495A (en) * | 2018-04-27 | 2018-08-07 | 宁夏大学 | The method that true triaxial difference deposition angles are layered the visual sample preparation device of sand and sample preparation |
| CN109946136A (en) * | 2019-04-11 | 2019-06-28 | 中国人民解放军军事科学院国防工程研究院 | A kind of inclined clay sample cut mold of depositional plane and its operating method |
| CN110057639A (en) * | 2019-04-29 | 2019-07-26 | 河海大学 | A kind of sampling die and its method for making sample for simulating the rock mass of inter-laminar dislocation band containing multilayer |
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| CN111141595B (en) | 2022-07-26 |
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