CN113865972A - Outdoor combined rock mechanical property analysis device - Google Patents
Outdoor combined rock mechanical property analysis device Download PDFInfo
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- CN113865972A CN113865972A CN202111194141.8A CN202111194141A CN113865972A CN 113865972 A CN113865972 A CN 113865972A CN 202111194141 A CN202111194141 A CN 202111194141A CN 113865972 A CN113865972 A CN 113865972A
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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
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- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
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- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0682—Spatial dimension, e.g. length, area, angle
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- General Physics & Mathematics (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
An outdoor combined rock mechanical property analysis device comprises a base, a middle plate, a top plate, a long bolt, a notebook computer, a top pressure telescopic mechanism, a force sensor, a pressure plate and a displacement sensor; the base, the middle plate and the top plate are connected in series through two long bolts; the top pressure telescopic mechanism is arranged between the middle plate and the top plate, the bottom of a piston rod of the top pressure telescopic mechanism is detachably connected with the top end of the middle plate, the top pressure telescopic mechanism and the top plate are clamped and fixed on the long bolt through at least two nuts, and the top end of the top pressure telescopic mechanism is abutted against the bottom end of the top plate; the top end of the base is provided with a plate groove, the bottom of the plate groove is provided with a mounting groove, and the force sensor is mounted in the mounting groove; the pressing plate is arranged in the plate groove; the displacement sensor is detachably arranged at the bottom end of the middle plate; the device can be used for testing and researching the mechanical property of the rock outdoors, can be assembled and disassembled, occupies small space after being disassembled, is convenient to pack and carry, and is convenient to assemble and disassemble on site.
Description
Technical Field
The invention belongs to the technical field of rock mechanical property analysis, and particularly relates to an outdoor combined rock mechanical property analysis device.
Background
The rock mechanical property analysis research is the test work which must be carried out when the rock is applied to engineering and rock mechanical theory research. In the existing rock mechanical property test research, most rock samples are collected to a laboratory for laboratory experimental analysis research, so that the required time is long on one hand, and the field rock mechanical property analysis is difficult to realize on the other hand.
The patent application with publication number CN208636136U proposes a portable rock mechanical analysis device, and indicates that the device can be used for rock mechanical property analysis on site, and the device does not need external equipment to provide power through the cooperation of a threaded cylinder, a threaded rod and a rotating handle, and has simple and small structure and convenient carrying. However, the device is of an integrated structure, and even if the device is convenient to manually carry, the device occupies a large space and is inconvenient to pack and store.
Disclosure of Invention
The invention aims to provide an outdoor combined rock mechanical property analysis device, which can test and research rock mechanical properties outdoors, can be assembled and disassembled, occupies small space after being disassembled, is convenient to pack and carry, and is convenient to assemble and disassemble on site, aiming at solving the problems that the existing rock mechanical property analysis device occupies large space and is inconvenient to pack and store.
In order to achieve the purpose, the invention is realized by the following technical scheme:
an outdoor combined rock mechanical property analysis device comprises a base 1, a middle plate 2 and a top plate 3, wherein the left end and the right end of the base are connected in series through a long bolt 41,
a jacking and telescoping mechanism 5 is arranged between the middle plate 2 and the top plate 3, the jacking and telescoping mechanism 5 is a mechanical jack, and a piston rod of the jacking and telescoping mechanism 5 is vertically arranged;
the top end of the base 1 is provided with a plate groove 11, a pressing plate 7 is arranged in the plate groove 11, the top end of the pressing plate 7 is higher than the top end face of the base 1, a force sensor 6 is arranged in an installation groove at the bottom of the plate groove 11, the bottom end of the pressing plate 7 is in contact with the force sensor 6, and the force sensor 6 is in electrical signal connection with a computer; a rock block 43 is clamped between the pressing plate 7 and the middle plate 2; the detachable displacement sensor 8 of installing in the bottom of medium plate 2, displacement sensor 8 and computer signal of telecommunication are connected.
The base 1, the middle plate 2 and the top plate 3 are all rectangular.
A stepped hole which is convenient for accommodating the bolt head of the long bolt 41 is formed in the bottom end inserting hole of the base 1.
The top pressure telescopic mechanism 5 comprises a shell 51; the left end and the right end of the shell 51 are respectively provided with an insertion hole for inserting the long bolt 41, the shell 51 and the top plate 3 are clamped and fixed on the long bolt 41 through the nut 42, and the top end of the shell 51 is abutted against the bottom end of the top plate 3; a mounting cavity is arranged in the shell 51, a first bevel gear 52 is arranged at the top in the mounting cavity, the top of the first bevel gear 52 is rotatably connected with the shell 51 through a first rotating bearing 53, and the first bevel gear 52 is positioned through the first rotating bearing 53, so that the first bevel gear 52 only rotates; the side wall of the shell 51 is provided with an opening, a rotating shaft 54 is installed at the opening, the rotating shaft 54 is rotatably connected with the shell 51 through a second rotating bearing 55, one end of the rotating shaft 54 is fixedly connected with a second bevel gear 56, the other end of the rotating shaft 54 is positioned outside the shell 51 and is connected with a T-shaped shaft 57, and the T-shaped shaft 57 is externally connected with an L-shaped handle 58 through a connecting hole so as to rotate the second bevel gear 56;
an opening is formed in the bottom of the mounting cavity of the shell 51, a guide pipe 59 extending outwards is mounted at the opening, and the guide pipe 59 and the shell 51 are integrally formed; a lifting sleeve 510 is arranged in the guide pipe 59, and a threaded sleeve 511 is connected to the inner thread of the lifting sleeve 510; a screw rod 512 is connected with the inner thread of the threaded sleeve 511, and the top of the screw rod 512 is fixedly connected with the first bevel gear 52; lifting sleeve 510's bottom mounting is equipped with connecting plate 513, detachable the being connected between connecting plate 513 and the top of medium plate 2.
The bottom of casing 51 is equipped with two telescopic links 514, and two telescopic links 514 set up along lifting sleeve 510 symmetry, and the top of every telescopic link 514 all with casing 51 fixed connection, bottom all with connecting plate 513 fixed connection.
Two nuts 42 are respectively arranged at the bottom end of the shell 51 and the top end of the top plate 3 on each long bolt 41.
Be equipped with protection casing 9 between medium plate 2 and the base 1, protection casing 9 includes four side direction baffles 91, and every side direction baffle 91 is high retractable, and the bottom of every side direction baffle 91 is articulated with the lateral wall of medium plate 2 respectively.
Each of said lateral baffles 91 comprises an upper plate 911 and a lower plate 912; flanges 913 are arranged on two sides of the bottom end of the upper plate 911, so that the section of the upper plate 911 is T-shaped, and the top end of the upper plate 911 is detachably hinged with the side wall of the middle plate 2 through a pin shaft; the cross section of the lower plate 912 is U-shaped, the U-shaped opening is downward, a slotted hole for the upper plate 911 to pass through is formed in the top end of the lower plate 912, and the bottom end of the upper plate 911 is slidably arranged in the lower plate 912.
The invention has the advantages that:
1. because the top of the shell 51 and the first bevel gear 52 is rotationally connected through the first rotating bearing 53, the first bevel gear 52 only rotates and does not lift, the screw 512 is in threaded connection with the threaded sleeve 511, the threaded sleeve 511 rotates by shaking the L-shaped handle 58, the guide tube 59 is integrally formed with the shell 51, the guide tube 59 is internally threaded and is in threaded connection with the lifting sleeve 510, the lifting sleeve 510 is in threaded connection with the threaded sleeve 511, the lifting sleeve 510 can be reversely pushed to move downwards after the threaded sleeve 511 is driven to rotate, the connecting plate 513 applies pressure to the middle plate 2, and the rock block 43 is crushed, so that the advantages of outdoor assembly and disassembly among the top plate 3, the top pressure telescopic mechanism 5 and the middle plate 2 can be realized, the occupied space after disassembly is small, the disassembly and assembly is simple, the convenience and the carrying are realized, and the manufacturing cost is low.
2. Due to the unique design of the jacking telescoping mechanism 5, the invention can be disassembled into five parts, namely the top plate 3, the middle plate 2, the bottom plate 1, the jacking telescoping mechanism 5, the long bolt 41 and the like, so that the invention is convenient to assemble, disassemble and carry, is provided with the force sensor 6 and the displacement sensor 8, can be externally connected with a computer, can directly measure various mechanical parameters of rocks outdoors, is simple to operate, is convenient and quick to test, improves the detection efficiency, and saves the detection and transportation cost.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a partial structure view in the direction of a-a in fig. 1.
Fig. 3 is a schematic view of a partial structure at B in fig. 2.
Fig. 4 is a partial structural diagram of fig. 2 at C.
In the figure: 1-base, 11-plate groove, 2-middle plate, 3-top plate, 41-long bolt, 42-nut, 43-rock block, 5-top pressure telescopic mechanism, 51-shell, 52-first bevel gear, 53-first rotating bearing, 54-rotating shaft, 55-second rotating bearing, 56-second bevel gear, 57-T-shaped shaft rod, 58-L-shaped handle, 59-guide tube, 510-lifting sleeve, 511-threaded sleeve, 512-screw rod, 513-connecting plate, 514-telescopic rod, 6-force sensor, 7-pressing plate, 8-displacement sensor, 9-protective cover, 91-side baffle, 911-upper plate, 912-lower plate and 913-flanging.
Detailed Description
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 4, an outdoor combined rock mechanical property analysis device includes a base 1, a middle plate 2 and a top plate 3, which are connected in series at the left and right ends through long bolts 41.
And a jacking and telescoping mechanism 5 is arranged between the middle plate 2 and the top plate 3, the jacking and telescoping mechanism 5 is a mechanical jack, and a piston rod of the jacking and telescoping mechanism 5 is vertically arranged.
The top end of the base 1 is provided with a plate groove 11, a pressing plate 7 is arranged in the plate groove 11, the top end of the pressing plate 7 is higher than the top end face of the base 1, a force sensor 6 is arranged in an installation groove at the bottom of the plate groove 11, the bottom end of the pressing plate 7 is in contact with the force sensor 6, and the force sensor 6 is in electrical signal connection with the notebook computer; a rock block 43 is clamped between the pressing plate 7 and the middle plate 2; when the jacking and telescoping mechanism 5 operates, the piston rod can extend downwards and can apply extrusion force, the piston rod of the jacking and telescoping mechanism 5 can push the middle plate 2 to descend so as to extrude rock blocks 43 between the middle plate 2 and the pressing plate 7, the pressing plate 7 transmits the extrusion force to the force sensor 6, and the force sensor 6 can monitor the stress of the extruded rock blocks 43 in real time; specifically, the force sensor 6 may be a load sensor, a pressure sensor 6, a strain gauge sensor, or the like, which is an optional and commercially installed prior art device, and the specific model is not limited herein;
the detachable installation of the bottom of medium plate 2 has displacement sensor 8, specifically, the detachable installation of accessible screw, bolt, and displacement sensor 8 and notebook computer signal connection, specifically, displacement sensor 8 is straight line displacement sensor 8 or laser displacement sensor 8, and this is the prior art equipment of optional type and purchase installation, and specific model does not do not limit here.
The base 1, the middle plate 2 and the top plate 3 are all rectangular.
The bottom end jack of the base 1 is provided with a stepped hole which is convenient for accommodating the bolt head of the long bolt 41, so that the bottom end of the base 1 is ensured to be flat.
As shown in fig. 3, the top pressure telescopic mechanism 5 includes a housing 51; the left end and the right end of the shell 51 are respectively provided with an insertion hole for inserting the long bolt 41, the shell 51 and the top plate 3 are clamped and fixed on the long bolt 41 through the nut 42, and the top end of the shell 51 is abutted against the bottom end of the top plate 3; the method specifically comprises the following steps: each long bolt 41 is provided with at least two nuts 42, the at least two nuts 42 are respectively arranged on the upper side and the lower side of the top plate 3, the at least two nuts 42 clamp and fix the shell 51 of the jacking and telescoping mechanism 5 and the top plate 3 on the long bolt 41, and the top end of the shell 51 of the jacking and telescoping mechanism 5 is abutted against the bottom end of the top plate 3; a mounting cavity is formed in the shell 51, a first bevel gear 52 is arranged at the top in the mounting cavity, the top of the first bevel gear 52 is rotatably connected with the shell 51 through a first rotating bearing 53, and the first bevel gear 52 can be positioned through the first rotating bearing 53, so that the first bevel gear 52 only rotates; the side wall of the shell 51 is provided with an opening, a rotating shaft 54 is installed at the opening, the rotating shaft 54 is rotatably connected with the shell 51 through a second rotating bearing 55, one end of the rotating shaft 54 is fixedly connected with a second bevel gear 56, the other end of the rotating shaft 54 is located outside the shell 51 and is connected with a T-shaped shaft 57, the other two ends of the T-shaped shaft 57 are respectively provided with a connecting hole, and the T-shaped shaft 57 is externally connected with an L-shaped handle 58 through the connecting hole so as to rotate the second bevel gear 56;
an opening is formed in the bottom of the mounting cavity of the shell 51, a guide pipe 59 extending outwards is mounted at the opening, and the guide pipe 59 and the shell 51 are integrally formed; a lifting sleeve 510 is arranged in the guide pipe 59, a threaded sleeve 511 is arranged in the lifting sleeve 510, an internal thread is arranged on the inner wall of the lifting sleeve 510, an external thread is arranged on the outer wall of the threaded sleeve 511, and the threaded sleeve 511 is in threaded connection with the lifting sleeve 510; a screw rod 512 is arranged in the threaded sleeve 511, internal threads are arranged on the inner wall of the threaded sleeve 511, the screw rod 512 is in threaded connection with the threaded sleeve 511, and the top of the screw rod 512 is fixedly connected with the first bevel gear 52; the first bevel gear 52 can be driven to rotate by controlling the rotation of the second bevel gear 56, so as to drive the screw 512 to rotate, and the screw 512 can drive the lifting sleeve 510 to lift through the threaded sleeve 511 by rotating; a connecting plate 513 is fixedly arranged at the bottom end of the lifting sleeve 510, and the connecting plate 513 is detachably connected with the top end of the middle plate 2 through a plurality of bolts; when the lifting sleeve 510 extends out of the guide tube 59, the middle plate 2 can be pushed to move downwards, so that the rock block 43 is extruded;
preferably, a protective cover 9 is arranged between the middle plate 2 and the base 1, so that the situation that when the rock blocks 43 are crushed, chippings fly out to hurt people can be avoided; the protective cover 9 comprises four lateral baffles 91, each lateral baffle 91 is telescopic in height, and the bottom of each lateral baffle 91 is hinged with the side wall of the middle plate 2; this kind of structure can be according to the height of the interval adjustment side direction baffle 91 between medium plate 2 and the base 1, ensures that side direction baffle 91 can shelter from the space between medium plate 2 and the base 1, can overturn side direction baffle 91 and be convenient for get and put rock piece 43.
Preferably, as shown in fig. 4, each of the lateral baffles 91 comprises an upper plate 911 and a lower plate 912; flanges 913 are arranged on two sides of the bottom end of the upper plate 911, so that the section of the upper plate 911 is T-shaped, and the top end of the upper plate 911 is detachably hinged with the side wall of the middle plate 2 through a pin shaft; the cross section of the lower plate 912 is U-shaped, the U-shaped opening is downward, a slotted hole for the upper plate 911 to pass through is formed in the top end of the lower plate 912, and the bottom end of the upper plate 911 is arranged in the lower plate 912 in a sliding manner; specifically, when the lateral baffle 91 is installed, the upper plate 911 is inserted from the U-shaped opening at the bottom of the lower plate 912, the top end of the upper plate 911 penetrates through the slot at the top end of the lower plate 912 and is hinged to the side wall of the middle plate 2 through a pin shaft, the lower plate 912 can be suspended by the flanging 913 at the bottom end of the upper plate 911, separation between the upper plate 911 and the lower plate 912 is avoided, and the lower plate 912 can be adjusted in a self-adaptive manner according to the distance between the middle plate 2 and the base 1.
Preferably, two telescopic rods 514 are arranged at the bottom end of the shell 51, the two telescopic rods 514 are symmetrically arranged along the lifting sleeve 510, the top end of each telescopic rod 514 is fixedly connected with the shell 51, and the bottom end of each telescopic rod 514 is fixedly connected with the connecting plate 513, and specifically, the telescopic rods can be welded and fixed; this kind of structure can improve the stability of lift sleeve 510 push-and-pull medium plate 2.
Preferably, two nuts 42 are respectively arranged on the bottom end of the shell 51 and the top end of the top plate 3 on each long bolt 41, and the structure can improve the stability.
The working principle of the invention is as follows:
when the device is used for testing and researching the mechanical properties of rocks on an outdoor site, all accessories are assembled, and the rocks are clamped between the middle plate 2 and the upper pressing plate 7 of the base 1; the distance between the middle plate 2 and the base 1 is further adjusted by adjusting the position of the nut 42 on the long bolt 41, so that the rock blocks 43 can be preliminarily clamped between the middle plate 2 and the base 1 and can adapt to the rock blocks 43 with different sizes; the jacking and stretching mechanism 5 is controlled to drive the middle plate 2 to downwards extrude the rock blocks 43, the force sensor 6 and the displacement sensor 8 monitor pressure data and displacement data in real time and transmit the pressure data and the displacement data to the notebook computer, programs on the notebook computer are used for calculation and analysis, and finally a rock mechanical characteristic curve can be displayed on a display of the notebook computer for a researcher to analyze and research; specifically, the second bevel gear 56 is rotated by the L-shaped handle 58, the second bevel gear 56 drives the first bevel gear 52 to rotate, and further drives the screw 512 to rotate, and the rotation of the screw 512 can drive the lifting sleeve 510 to lift through the threaded sleeve 511; the lifting sleeve 510, when extended out of the guide tube 59, can push the middle plate 2 down, thereby pressing the rock block 43. The device can carry out rock mechanical properties test research outdoors, can assemble and dismantle, and the occupation space is little, portable, the convenience is installed and removed to the scene after the dismantlement.
Claims (8)
1. An outdoor combined rock mechanical property analysis device is characterized by comprising a base (1), a middle plate (2) and a top plate (3) which are connected in series at the left end and the right end through long bolts (41),
a jacking and stretching mechanism (5) is arranged between the middle plate (2) and the top plate (3), the jacking and stretching mechanism (5) is a mechanical jack, and a piston rod of the jacking and stretching mechanism (5) is vertically arranged;
the top end of the base (1) is provided with a plate groove (11), a pressing plate (7) is installed in the plate groove (11), the top end of the pressing plate (7) is higher than the top end face of the base (1), a force sensor (6) is installed in an installation groove in the bottom of the plate groove (11), the bottom end of the pressing plate (7) is in contact with the force sensor (6), and the force sensor (6) is in electrical signal connection with a computer; a rock block (43) is clamped between the pressing plate (7) and the middle plate (2); the detachable displacement sensor (8) of installing in the bottom of medium plate (2), displacement sensor (8) and computer signal of telecommunication are connected.
2. An outdoor combined rock mechanical property analysis device according to claim 1, characterized in that the base (1), the middle plate (2) and the top plate (3) are all rectangular.
3. An outdoor combined rock mechanical property analysis device as claimed in claim 1, wherein a stepped hole for accommodating a bolt head of a long bolt (41) is formed in a bottom end socket of the base (1).
4. An outdoor combined rock mechanical property analysis device according to claim 1, characterized in that the top pressure telescopic mechanism (5) comprises a shell (51); jacks which are convenient for inserting the long bolts (41) are respectively arranged at the left end and the right end of the shell (51), and the shell (51) and the top plate (3) are clamped and fixed on the long bolts (41) through nuts (42), so that the top end of the shell (51) is abutted against the bottom end of the top plate (3); a mounting cavity is formed in the shell (51), a first bevel gear (52) is arranged at the top in the mounting cavity, the top of the first bevel gear (52) is rotatably connected with the shell (51) through a first rotating bearing (53), and the first bevel gear (52) is positioned through the first rotating bearing (53) so that the first bevel gear (52) only rotates; the side wall of the shell (51) is provided with an opening, a rotating shaft (54) is installed at the opening, the rotating shaft (54) is rotatably connected with the shell (51) through a second rotating bearing (55), one end of the rotating shaft (54) is fixedly connected with a second bevel gear (56), the other end of the rotating shaft (54) is located outside the shell (51) and is connected with a T-shaped shaft rod (57), and the T-shaped shaft rod (57) is externally connected with an L-shaped handle (58) through a connecting hole, so that the second bevel gear (56) can be conveniently rotated;
an opening is formed in the bottom of the mounting cavity of the shell (51), a guide pipe (59) extending outwards is mounted at the opening, and the guide pipe (59) and the shell (51) are integrally formed; a lifting sleeve (510) is arranged in the guide pipe (59), and a threaded sleeve (511) is connected to the inner thread of the lifting sleeve (510); the threaded sleeve (511) is internally threaded with a screw (512), and the top of the screw (512) is fixedly connected with the first bevel gear (52); the bottom mounting of lifting sleeve (510) is equipped with connecting plate (513), detachable connection between the top of connecting plate (513) and medium plate (2).
5. An outdoor combined rock mechanical property analysis device according to claim 4, characterized in that two telescopic rods (514) are arranged at the bottom end of the shell (51), the two telescopic rods (514) are symmetrically arranged along the lifting sleeve (510), the top end of each telescopic rod (514) is fixedly connected with the shell (51), and the bottom end of each telescopic rod is fixedly connected with the connecting plate (513).
6. An outdoor combined rock mechanical property analysis device according to claim 1, characterized in that two nuts (42) are respectively arranged at the bottom end of the shell (51) and the top end of the top plate (3) on each long bolt (41).
7. The outdoor combined rock mechanical property analysis device according to claim 1, wherein a protective cover (9) is arranged between the middle plate (2) and the base (1), the protective cover (9) comprises four lateral baffles (91), each lateral baffle (91) is highly retractable, and the bottom of each lateral baffle (91) is hinged to the side wall of the middle plate (2).
8. An outdoor combined rock mechanical property analysis device according to claim 7, characterized in that each lateral baffle (91) comprises an upper plate (911) and a lower plate (912); two sides of the bottom end of the upper plate (911) are respectively provided with a flanging (913), so that the section of the upper plate (911) is T-shaped, and the top end of the upper plate (911) is detachably hinged with the side wall of the middle plate (2) through a pin shaft; the cross section of hypoplastron (912) is the U type, and the U type opening is downward, the top of hypoplastron (912) is equipped with the slotted hole that is convenient for upper plate (911) to pass, and the bottom of upper plate (911) slides and sets up in hypoplastron (912).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111194141.8A CN113865972A (en) | 2021-10-13 | 2021-10-13 | Outdoor combined rock mechanical property analysis device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111194141.8A CN113865972A (en) | 2021-10-13 | 2021-10-13 | Outdoor combined rock mechanical property analysis device |
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| CN113865972A true CN113865972A (en) | 2021-12-31 |
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| CN202111194141.8A Pending CN113865972A (en) | 2021-10-13 | 2021-10-13 | Outdoor combined rock mechanical property analysis device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117627546A (en) * | 2024-01-26 | 2024-03-01 | 山东大学 | Telescopic electrode delivery protection sleeve device suitable for tunnel drilling electrical detection |
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| CN206038448U (en) * | 2016-09-30 | 2017-03-22 | 三峡大学 | Compliance control formula unconfined compression strength test device |
| CN207336227U (en) * | 2017-06-29 | 2018-05-08 | 江苏省地质调查研究院 | A kind of uniaxial compression test device of measurable test specimen elastic limit |
| CN107621253A (en) * | 2017-10-27 | 2018-01-23 | 天津建仪机械设备检测有限公司 | Concrete deformation detecting device |
| CN108507865A (en) * | 2018-04-16 | 2018-09-07 | 天津市港源试验仪器厂 | A kind of full-automatic concrete creep test instrument |
| CN208636136U (en) * | 2018-08-01 | 2019-03-22 | 西北大学 | A kind of portable Rock Mechanics Analysis device |
| CN211784832U (en) * | 2020-03-10 | 2020-10-27 | 天津赛威朗仪器设备有限公司 | Full-automatic concrete creep instrument |
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