CN215866156U

CN215866156U - Rock test device for coal mine geological exploration

Info

Publication number: CN215866156U
Application number: CN202122274778.XU
Authority: CN
Inventors: 原宁波; 吕富杰; 于敬泽
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-18
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a rock test device for coal mine geological exploration, which comprises a bottom box, wherein the top of the bottom box is fixedly connected with a test box, a double-shaft motor is fixedly connected at the axis of the inner cavity of the bottom box, output shafts on two sides of the double-shaft motor are fixedly connected with threaded rods, the surfaces of the threaded rods are in threaded connection with threaded sleeves, and the top of the threaded sleeves is fixedly connected with an L-shaped rod. And accurate experimental data can be obtained conveniently.

Description

Rock test device for coal mine geological exploration

Technical Field

The utility model relates to the technical field of geological exploration, in particular to a rock testing device for coal mine geological exploration.

Background

The geotechnical engineering construction method is characterized in that the geotechnical engineering construction method is a general name for any kind of rock and soil forming the earth crust from the viewpoint of engineering construction, the geotechnical engineering construction method can be subdivided into five categories of hard rock, secondary hard rock, soft and weak connected rock, loose and non-connected rock and special components, structures, states and properties, the purpose of geotechnical investigation is to provide engineering geological basis for basic design and construction of a construction drawing stage of a proposed building, a scheme is provided for utilization, renovation and transformation of site foundation soil according to engineering characteristics of the proposed building and engineering geological conditions of the site foundation soil, technical and economic analysis and argumentation are carried out on the site foundation soil, and a test device is an important step for carrying out pressure test on the rock.

The existing rock testing device does not have the function of limiting the test block, and the test block is easy to displace in the testing process, so that the testing result is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rock testing device for coal mine geological exploration, which has the advantages of limiting and fixing and solves the problem that the existing rock testing device does not have the function of limiting a test block, so that the test block is easy to displace in the testing process, and the experimental result is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: a rock test device for coal mine geological exploration comprises a bottom box, wherein the top of the bottom box is fixedly connected with a test box, a double-shaft motor is fixedly connected at the axis of the inner cavity of the bottom box, output shafts at two sides of the double-shaft motor are fixedly connected with threaded rods, the surface of the threaded rod is in threaded connection with a threaded sleeve, the top of the threaded sleeve is fixedly connected with an L-shaped rod, one end of the L-shaped rod, which is far away from the threaded sleeve, penetrates through the bottom box and the test box, extends to the inner cavity of the test box and is fixedly connected with a clamping plate, the top of the inner cavity of the test box is fixedly connected with an electric push rod, the bottom of the electric push rod is fixedly connected with a supporting plate, the bottom of the supporting plate is fixedly connected with a pressure sensor, both sides of the bottom of the supporting plate are fixedly connected with springs, the bottom of the spring is fixedly connected with a pressing plate, and the top of the pressing plate is fixedly connected with a squeezing plate.

Preferably, the left side of the surface of the test chamber is movably connected with a chamber door through a hinge, and the surface of the chamber door is provided with a display screen and an observation window.

Preferably, the bottom of the inner cavity of the test box is fixedly connected with a processing table, and the top of the processing table is provided with an experiment block.

Preferably, the two sides of the bottom of the inner cavity of the bottom box are fixedly connected with sliding rails, the bottom of the threaded sleeve is fixedly connected with a sliding block, and the sliding block is connected with the sliding rails in a sliding mode.

Preferably, through holes are formed in the two sides of the top of the inner cavity of the bottom box, and the L-shaped rod is located in the inner cavity of the through holes.

Preferably, the two sides of the inner cavity of the test box are provided with movable holes, and the L-shaped rod is located in the inner cavity of the movable holes.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the arrangement of the double-shaft motor, the threaded rod and the threaded sleeve, the L-shaped rod and the clamping plate can be driven to move relatively, so that the test block can be positioned and fixed, the test block is prevented from being displaced due to extrusion in the test process, the test result is influenced, the supporting plate and the pressing plate are pushed by the electric push rod to extrude the test block, meanwhile, the pressing plate can extrude the pressure sensor, at the moment, the pressure sensor can record pressure data of the rock, accurate test data can be conveniently obtained, and the problem that the test block is easy to displace and the test result is influenced in the test process because the existing rock test device does not have the function of limiting the test block is solved through the matching of the structure.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion of A in the structure of the present invention;

fig. 4 is a partial enlarged view of B in the structure of the present invention.

In the figure: 1. a bottom box; 2. a test chamber; 3. a double-shaft motor; 4. a threaded rod; 5. a threaded sleeve; 6. an L-shaped rod; 7. a splint; 8. an electric push rod; 9. a support plate; 10. a pressure sensor; 11. a spring; 12. pressing a plate; 13. extruding a plate; 14. a through hole; 15. and (4) a movable hole.

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, a rock testing device for coal mine geological exploration comprises a bottom box 1, a testing box 2 is fixedly connected to the top of the bottom box 1, a double-shaft motor 3 is fixedly connected to the axis of the inner cavity of the bottom box 1, threaded rods 4 are fixedly connected to output shafts on both sides of the double-shaft motor 3, a threaded sleeve 5 is in threaded connection with the surface of the threaded rod 4, an L-shaped rod 6 is fixedly connected to the top of the threaded sleeve 5, one end of the L-shaped rod 6, far away from the threaded sleeve 5, penetrates through the bottom box 1 and the testing box 2 and extends to the inner cavity of the testing box 2 and is fixedly connected with a clamping plate 7, an electric push rod 8 is fixedly connected to the top of the inner cavity of the testing box 2, a supporting plate 9 is fixedly connected to the bottom of the electric push rod 8, a pressure sensor 10 is fixedly connected to the bottom of the supporting plate 9, springs 11 are fixedly connected to both sides of the bottom of the supporting plate 9, and a pressing plate 12 is fixedly connected to the bottoms of the springs 11, top fixedly connected with crowded board 13 of clamp plate 12, through double-shaft motor 3, threaded rod 4 and thread bush 5's setting, can drive L type pole 6 and splint 7 and carry out relative movement, and then realize fixing a position the test block, thereby avoid in the experimentation, the displacement appears because of the extrusion in the test block, thereby influence the experimental result, rethread electric putter 8 promotes backup pad 9 and clamp plate 12 and extrudees the test block, crowded board 13 can extrude pressure sensor 10 simultaneously, at this moment pressure sensor 10 can receive the pressure data record that receives the rock, be convenient for obtain accurate experimental data, the cooperation of above structure, it does not possess and carries out spacing function to the test block to have solved current rock test device, be easy in the experimentation, lead to the test block displacement, thereby influence the problem of experimental result.

Referring to fig. 1, the left side of the surface of the test chamber 2 is movably connected with a chamber door through a hinge, and the surface of the chamber door is provided with a display screen and an observation window.

Referring to fig. 2, the bottom of the inner cavity of the test chamber 2 is fixedly connected with a processing table, and the top of the processing table is provided with an experimental block.

Referring to fig. 2, the two sides of the bottom of the inner cavity of the bottom box 1 are fixedly connected with slide rails, the bottom of the threaded sleeve 5 is fixedly connected with slide blocks, the slide blocks are slidably connected with the slide rails, and the threaded sleeve 5 can be limited and moved when the threaded rod 4 drives the threaded sleeve 5 to rotate through the arrangement of the slide rails and the slide blocks, so that the threaded sleeve 5 can move left and right under the rotation of the threaded rod 4.

Referring to fig. 1 and 2, through holes 14 are formed in both sides of the top of the inner cavity of the bottom case 1, and the L-shaped rod 6 is located in the inner cavity of the through hole 14.

Referring to fig. 1, 2, 3 and 4, the test chamber 2 has two sides of the inner cavity thereof provided with movable holes 15, and the L-shaped rod 6 is located in the inner cavity of the movable holes 15.

When the device is used, a box door is opened, a test block is placed on a workbench, then the double-shaft motor 3 is started to drive the threaded rod 4 and the threaded sleeve 5 to rotate, the threaded sleeve 5 is limited by the slide rail and the slide block to move, the threaded rod 4 can be driven to linearly move left and right when rotating, further, the two L-shaped rods 6 and the clamping plate 7 can be driven to relatively move due to the fact that the threads on the surfaces of the two threaded rods 4 are opposite, positioning and fixing of the test block are achieved, the situation that the test block is displaced due to extrusion in the test process to influence the test result is avoided, then the electric push rod 8 is started to push the supporting plate 9 and the pressing plate 12 to extrude the test block, the spring 11 is extruded, the extruding plate 13 is simultaneously extruded after being contacted with the pressure sensor 10, and the pressure sensor 10 records the pressure data of rocks, be convenient for obtain accurate experimental data, the cooperation of above structure has solved current rock test device and has not possessed and carry out spacing function to the test block, easily in the process of the test, leads to the test block displacement to influence the problem of experimental result.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rock test device for coal mine geological exploration, includes under casing (1), its characterized in that: the top of the bottom box (1) is fixedly connected with a test box (2), the axle center of the inner cavity of the bottom box (1) is fixedly connected with a double-shaft motor (3), output shafts on two sides of the double-shaft motor (3) are fixedly connected with threaded rods (4), surface threads of the threaded rods (4) are connected with threaded sleeves (5), the top of each threaded sleeve (5) is fixedly connected with an L-shaped rod (6), one end, far away from the threaded sleeves (5), of each L-shaped rod (6) penetrates through the bottom box (1) and the test box (2) and extends to the inner cavity of the test box (2) and is fixedly connected with a clamping plate (7), the top of the inner cavity of the test box (2) is fixedly connected with an electric push rod (8), the bottom of the electric push rod (8) is fixedly connected with a support plate (9), the bottom of the support plate (9) is fixedly connected with a pressure sensor (10), springs (11) are fixedly connected with two sides of the bottom of the support plate (9), the bottom of the spring (11) is fixedly connected with a pressing plate (12), and the top of the pressing plate (12) is fixedly connected with a squeezing plate (13).

2. The rock testing apparatus for coal mine geological exploration according to claim 1, characterized in that: the left side of the surface of the test box (2) is movably connected with a box door through a hinge, and the surface of the box door is provided with a display screen and an observation window.

3. The rock testing apparatus for coal mine geological exploration according to claim 1, characterized in that: the bottom of the inner cavity of the test box (2) is fixedly connected with a processing table, and an experiment block is placed at the top of the processing table.

4. The rock testing apparatus for coal mine geological exploration according to claim 1, characterized in that: the two sides of the bottom of the inner cavity of the bottom box (1) are fixedly connected with sliding rails, the bottom of the threaded sleeve (5) is fixedly connected with a sliding block, and the sliding block is connected with the sliding rails in a sliding mode.

5. The rock testing apparatus for coal mine geological exploration according to claim 1, characterized in that: through-hole (14) have all been seted up to the both sides at bottom box (1) inner chamber top, L type pole (6) are located the inner chamber of through-hole (14).

6. The rock testing apparatus for coal mine geological exploration according to claim 1, characterized in that: the two sides of the inner cavity of the test box (2) are provided with movable holes (15), and the L-shaped rod (6) is located in the inner cavity of the movable holes (15).