Tunnel surrounding rock failure test system

Abstract

The utility model discloses a tunnel surrounding rock destruction test system, which comprises a tracked robot 1, a surrounding rock dynamics test device 2 and a surrounding rock shooting assembly 3, the surrounding rock dynamics test device 2 is arranged on the tracked robot 1, and the surrounding rock shooting assembly 3 is arranged on the surrounding rock dynamics test device 2. The arranged tracked robot 1 can carry the surrounding rock dynamic testing device 2 to move to all positions of a tunnel, the surrounding rock dynamic testing device 2 is used for carrying out dynamic testing on surrounding rock at all positions of the tunnel, and in the testing process, surrounding rock images in the testing process can be collected in real time through the arranged surrounding rock shooting assembly 3; and subsequently analyzing according to the surrounding rock image, and evaluating the safety of the surrounding rock.

Description

Technical Field

[0001] The utility model relates to the technical field of surrounding rock testing systems, in particular to a tunnel surrounding rock destruction testing system. Background Art

[0002] The tunnel surrounding rock failure test system is an important tool for evaluating the stability and safety of tunnel surrounding rock. This system usually includes acquisition equipment and analysis software, which can monitor and analyze the deformation, cracks, displacement and other conditions of the tunnel surrounding rock in real time.

[0003] Among many existing technologies, CN111929150A discloses a dynamic testing device and method for surrounding rock of a railway tunnel under a rainy mountainous area. The testing system includes a drop hammer impact loading device, a sealed seepage box, a water pressure control unit and a SHPB dynamic loading device to achieve mechanical testing of the tunnel surrounding rock.

[0004] However, the system is unable to conduct dynamic testing, and is also unable to collect image data of the surrounding rock at the test site and evaluate its safety.

[0005] Based on this, the utility model designs a tunnel surrounding rock destruction testing system to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a tunnel surrounding rock failure testing system.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A tunnel surrounding rock destruction test system, the key of which is: comprising a crawler robot, a surrounding rock dynamics test device and a surrounding rock shooting component, the surrounding rock dynamics test device is carried on the crawler robot, and the surrounding rock shooting component is installed on the surrounding rock dynamics test device.

[0009] Further, the crawler robot includes a robot body, a first motor, a rotating shaft, a gear set and a main shaft;

[0010] The first motor is fixedly mounted on the robot body, the output end of the first motor is fixedly connected to the rotating shaft, the rotating shaft is rotationally connected to the robot body, the rotating shaft is transmission connected to the main shaft through a gear set, the main shaft is rotationally connected to the robot body, and the main shaft is connected to the surrounding rock dynamics testing device.

[0011] Further, the surrounding rock dynamics testing device includes a connecting block, a sliding block, an oil cylinder, a semicircular mounting ring, a mounting groove and a plurality of mounting blocks;

[0012] There are two connecting blocks, which are respectively fixedly mounted on the two ends of the main shaft, and there are two sliding blocks, which are respectively slidably connected to the two connecting blocks and are respectively fixedly connected to the two ends of the semicircular mounting ring;

[0013] The oil cylinder is fixedly mounted on the connecting block, the output end of the oil cylinder is fixedly connected to the slider, the surrounding rock shooting assembly is arranged on the semicircular mounting ring, all the mounting blocks are fixedly mounted on the semicircular mounting ring at equal intervals along the semicircular mounting ring, and the upper ends are fixedly mounted with stone splitters.

[0014] Furthermore, the surrounding rock shooting assembly includes a second motor, a plurality of guide rollers, a transmission belt, a connecting rod and a camera;

[0015] All the guide rollers are rotatably installed in the guide mounting groove at equal intervals along the semicircular mounting ring, the transmission belt is transmission-connected to the guide rollers, the second motor is fixedly installed on the semicircular mounting ring, and the output end is drive-connected to the guide rollers at the end of the transmission belt, one end of the connecting rod is fixedly connected to the transmission belt, and the other end is fixedly connected to the camera.

[0016] The utility model has the following technical effects:

[0017] When the utility model is used, the tracked robot can be equipped with the surrounding rock dynamics testing device and moved to various positions of the tunnel, so as to perform dynamic tests on the surrounding rocks in various parts of the tunnel through the surrounding rock dynamics testing device. During the test, the surrounding rock shooting component can collect the surrounding rock images during the test in real time, so as to perform subsequent analysis based on the surrounding rock images and evaluate the safety of the surrounding rock.

[0018] When the utility model is used, the first motor drives the rotating shaft to rotate, the rotating shaft drives the transmission main shaft of the gear set to rotate, the main shaft drives the mounting block to rotate, the mounting block drives the slider to rotate, the slider drives the semicircular mounting ring to rotate, thereby realizing the angle adjustment of the semicircular mounting ring, the slider drives the semicircular mounting ring to move on the mounting block through the oil cylinder, and the slider drives the semicircular mounting ring to move, thereby realizing the extension adjustment of the semicircular mounting ring;

[0019] The second motor drives the guide roller to rotate, the guide roller drives the transmission belt to move thereon, the transmission belt drives the connecting rod to move, and the connecting rod drives the camera to move, so that the camera can shoot the surrounding rock.

[0020] When the utility model is used, the test points of the tunnel surrounding rock are flexibly selected through the robot body. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 A three-dimensional tunnel surrounding rock failure test system of the utility model Figure 1 ;

[0023] Figure 2 It is a front view of a tunnel surrounding rock destruction testing system of the utility model;

[0024] Figure 3 A left view of a tunnel surrounding rock destruction testing system according to the utility model;

[0025] Figure 4 The utility model discloses a three-dimensional tunnel surrounding rock failure test system Figure 2 ;

[0026] Figure 5 Along Figure 3 AA direction cross-sectional view.

[0027] The numbers in the figure represent:

[0028] 1. Tracked robot 11. Robot body 12. First motor 13. Rotating shaft 14. Gear set 15. Main shaft 2. Surrounding rock dynamics testing device 21. Connecting block 22. Sliding block 23. Cylinder 24. Semicircular mounting ring 25. Mounting groove 26. Mounting block 27. Stone splitter 3. Surrounding rock shooting assembly 31. Second motor 32. Guide roller 33. Transmission belt 34. Connecting rod 35. Camera. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] The utility model is further described below in conjunction with embodiments.

[0031] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0032] Example 1

[0033] Please refer to the instruction manual Figure 1-5 A tunnel surrounding rock damage test system includes a crawler robot 1, a surrounding rock dynamics test device 2 and a surrounding rock shooting component 3, the surrounding rock dynamics test device 2 is installed on the crawler robot 1, and the surrounding rock shooting component 3 is installed on the surrounding rock dynamics test device 2.

[0034] The crawler robot 1 includes a robot body 11, a first motor 12, a rotating shaft 13, a gear set 14 and a main shaft 15. The first motor 12 is fixedly installed on the robot body 11, and the output end of the first motor 12 is fixedly connected to the rotating shaft 13. The rotating shaft 13 is rotationally connected to the robot body 11. The rotating shaft 13 is transmission-connected to the main shaft 15 through the gear set 14. The main shaft 15 is rotationally connected to the robot body 11, and the main shaft 15 is connected to the surrounding rock dynamics testing device 2.

[0035] The surrounding rock dynamics testing device 2 includes a connecting block 21, a slider 22, a cylinder 23, a semicircular mounting ring 24, a mounting groove 25, a mounting block 26 and a stone splitter 27. There are two connecting blocks 21 and they are fixedly mounted on the two ends of the main shaft 15 respectively. There are two sliders 22, and the two sliders 22 are slidably connected to the two connecting blocks 21 respectively. The cylinder 23 is fixedly mounted on the connecting block 21, and the output end of the cylinder 23 is fixedly connected to the slider 22. The two sliders 22 are fixedly connected to the two ends of the semicircular mounting ring 24. The mounting groove 25 is opened on the semicircular mounting ring 24, and the semicircular mounting ring 24 is connected to the surrounding rock shooting component 3. The mounting blocks 26 are fixedly mounted on the semicircular mounting ring 24 at equal intervals, and the upper ends of the mounting blocks 26 are fixedly mounted with stone splitters 27.

[0036] The surrounding rock shooting assembly 3 includes a second motor 31, a guide roller 32, a transmission belt 33, a connecting rod 34 and a camera 35. The guide rollers 32 are rotatably installed on the guide mounting grooves 25 at equal intervals. The transmission belt 33 is transmission-connected to the guide rollers 32. The second motor 31 is fixedly installed on the semicircular mounting ring 24. The output end of the second motor 31 is fixedly connected to the guide roller 32 at the left end of the transmission belt 33. The transmission belt 33 is fixedly connected to one end of the connecting rod 34. The other end of the connecting rod 34 is fixedly connected to the camera 35. The camera 35 is electrically connected to the data acquisition module 6.

[0037] The connecting rod 34 is slidably connected to the semicircular mounting ring 24 .

[0038] The rotating shaft 13 is driven to rotate by the first motor 12, the rotating shaft 13 drives the transmission main shaft 15 of the gear set 14 to rotate, the main shaft 15 drives the connecting block 21 to rotate, the connecting block 21 drives the slider 22 to rotate, the slider 22 drives the semicircular mounting ring 24 to rotate, thereby realizing the angle adjustment of the semicircular mounting ring 24, the slider 22 is driven to move on the connecting block 21 by the oil cylinder 23, and the slider 22 drives the semicircular mounting ring 24 to move, thereby realizing the extension adjustment of the semicircular mounting ring 24;

[0039] The second motor 31 drives the guide roller 32 to rotate, the guide roller 32 drives the transmission belt 33 to move thereon, the transmission belt 33 drives the connecting rod 34 to move, and the connecting rod 34 drives the camera 35 to move, so that the camera 35 can shoot the surrounding rock.

[0040] The robot body 11 is used to flexibly select the test points of the tunnel surrounding rock.

[0041] The surrounding rock is destroyed by the rock splitter 27 .

[0042] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A tunnel surrounding rock failure test system, characterized by: The invention comprises a crawler robot (1), a surrounding rock dynamics testing device (2) and a surrounding rock photographing assembly (3); the surrounding rock dynamics testing device (2) is mounted on the crawler robot (1), and the surrounding rock photographing assembly (3) is installed on the surrounding rock dynamics testing device (2).

2. The tunnel surrounding rock failure test system according to claim 1, characterized in that: The crawler robot (1) comprises a robot body (11), a first motor (12), a rotating shaft (13), a gear set (14) and a main shaft (15); The first motor (12) is fixedly mounted on the robot body (11); the output end of the first motor (12) is fixedly connected to the rotating shaft (13); the rotating shaft (13) is rotationally connected to the robot body (11); the rotating shaft (13) is transmission-connected to the main shaft (15) through a gear set (14); the main shaft (15) is rotationally connected to the robot body (11); and the main shaft (15) is connected to the surrounding rock dynamics testing device (2).

3. The tunnel surrounding rock failure testing system according to claim 2, characterized in that: The surrounding rock dynamics testing device (2) comprises a connecting block (21), a sliding block (22), an oil cylinder (23), a semicircular mounting ring (24), a mounting groove (25) and a plurality of mounting blocks (26); There are two connecting blocks (21) which are respectively fixedly mounted on the two ends of the main shaft (15); there are two sliding blocks (22), which are respectively slidably connected to the two connecting blocks (21) and are respectively fixedly connected to the two ends of the semicircular mounting ring (24); The oil cylinder (23) is fixedly mounted on the connecting block (21); the output end of the oil cylinder (23) is fixedly connected to the slider (22); the surrounding rock shooting assembly (3) is arranged on a semicircular mounting ring (24); all the mounting blocks (26) are fixedly mounted on the semicircular mounting ring (24) at equal intervals along the semicircular mounting ring (24); and a stone splitter (27) is fixedly mounted on the upper end.

4. The tunnel surrounding rock failure testing system according to claim 2, characterized in that: The surrounding rock photographing assembly (3) comprises a second motor (31), a plurality of guide rollers (32), a transmission belt (33), a connecting rod (34) and a camera (35); All the guide rollers (32) are rotatably installed in the guide installation groove (25) at equal intervals along the semicircular installation ring (24); the transmission belt (33) is transmission-connected to the guide rollers (32); the second motor (31) is fixedly installed on the semicircular installation ring (24), and the output end is drivingly connected to the guide rollers (32) at the end of the transmission belt (33); one end of the connecting rod (34) is fixedly connected to the transmission belt (33), and the other end is fixedly connected to the camera (35).

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