An audio electric penetration test site support structure for underground coal mines

Abstract

The utility model discloses a kind of coal mine underground audio frequency electric penetration test site support structure, it is related to coal mine surveying technical field;Including round box, the inner wall of round box is installed with control mechanism near middle part position, the lower side wall of round box is installed with support mechanism in four corners in rectangle, the left and right side wall of round box is installed with first drive mechanism, and installation frame is installed between left and right first drive mechanism, second drive mechanism is installed on the upper side wall of installation frame, the upper surface of second drive mechanism is installed with buffer mechanism, the upper surface of buffer mechanism is fixedly installed with placing tray, clamping mechanism is installed on placing tray;The utility model in the engineering of testing, the orientation and inclination angle of audio equipment can be adjusted, make test direction be more, can obtain more data, make test structure more accurate, and audio equipment will not be disturbed by external vibration, ensure the accuracy of test source, facilitate use.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coal mine survey, specifically to a coal mine underground audio frequency electric penetration test site support structure. BACKGROUND

[0002] Coal mine underground audio frequency electric penetration test (also commonly known as audio frequency electric perspective detection) is a method of detecting underground structure by using electrical difference. In this method, power supply electrodes and measuring electrodes are arranged at specific positions of underground roadway to form an electric field and receive electric field change signals, so as to infer the condition of underground structure and provide geological basis for mining area planning and design. Before installation of large-scale fully mechanized mining equipment weighing thousands of tons or before mining of mining area, all geological abnormal bodies in the working face are found out and controlled in the mine, such as small faults and small folds, coal seam thickness variation, coal seam erosion, denudation, coal seam bifurcation, merging and pinch-out, collapse column, magmatic rock intrusion into coal seam, gas emission, karst and old goaf space distribution, possible water gushing points and channels, roof and floor water enrichment, roof and surrounding rock stability and the like. For the test site support structure, it mainly plays a role of supporting and fixing electrodes to ensure that the electrodes can be stably and accurately placed at the predetermined position.

[0003] In the prior art, the conventional coal mine underground audio frequency electric penetration test site support cannot remotely adjust the orientation and angle of the audio equipment after being fixed, which is not conducive to the use of the test in the later period, and the vibration between the audio equipment and the ground cannot be buffered during the test, which affects the support of the audio equipment, causes the support to fall down, or the support transmits the ground vibration to the audio equipment, resulting in inaccurate detection structure. UTILITY MODEL CONTENT

[0004] The utility model provides a coal mine underground audio frequency electric penetration test site support structure to solve the problem in the prior art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a coal mine underground audio frequency electric penetration test site support structure, including the round box, the inner wall of the round box is close to the middle position and is installed with control mechanism, the lower side wall square of the round box is installed with support mechanism, the left and right side walls of the round box are all installed with first drive mechanism, and are installed with mounting bracket between left and right first drive mechanism, the upper side wall of mounting bracket is installed with second drive mechanism, the upper surface of second drive mechanism is installed with buffer mechanism, the upper surface of buffer mechanism is fixedly installed with placing disc, the placing disc is installed with clamping mechanism.

[0006] Further, the control mechanism includes a controller assembly, a wireless communication module, and a battery, the controller assembly and the wireless communication module are embedded in the upper side wall of the round box, and the battery is installed on the lower inner wall of the round box.

[0007] Further, the support mechanism comprises a threaded sleeve, a bolt rod and a support plate, the threaded sleeve is embedded on the lower side wall of the circular box, the bolt rod is screw-mounted in the threaded sleeve, and the lower surface of the bolt rod is fixedly installed with the support plate.

[0008] Further, the first driving mechanism comprises a transmission rod, a bearing assembly, a gear ring, an electric linear module and a rack, the transmission rod is installed on the side wall of the circular box through the bearing assembly, and the transmission rod is fixedly connected with the mounting frame, the end of the transmission rod located in the circular box is installed with the gear ring, the first electric linear module is installed on the inner wall of the corresponding circular box corresponding to the gear ring, and the rack is installed on the upper surface of the sliding table of the first electric linear module and is in inter-annular connection with the gear ring.

[0009] Further, the second driving mechanism is the same in structure as the first driving mechanism.

[0010] Further, the mounting frame is in inverted U-shaped structure.

[0011] Further, the buffering mechanism comprises a mounting plate and a spring damping shock absorber, the mounting plate is installed on the upper surface of the output shaft of the second driving mechanism, the upper surface of the mounting plate is uniformly provided with the spring damping shock absorber in a rectangular shape, and the upper surface of the spring damping shock absorber is fixedly connected with the lower surface of the placing disc.

[0012] Further, the clamping mechanism comprises a rectangular opening, a manual linear module and a clamping plate, the upper surface of the placing disc is provided with the rectangular opening, two manual linear modules are mirror-invertedly arranged between the left and right inner walls of the rectangular opening, the bearing of the manual linear module is installed on the placing disc corresponding to the rectangular opening, the left and right manual linear modules are fixedly connected between the lead screws, and the clamping plate is fixedly installed on the upper surface of the ball nut of the manual linear module.

[0013] Compared with the prior art, the coal mine underground audio frequency electric penetration test site support structure has the following beneficial effects:

[0014] 1. The coal mine underground audio frequency electric penetration test site support structure adjusts the height of the circular box through the support mechanism, stably places the circular box horizontally, and remotely adjusts the orientation and inclination angle of the placing disc through the control mechanism, the first driving mechanism and the second driving mechanism, so that the orientation and inclination angle of the audio equipment can be adjusted in the test engineering, the test direction is larger, more data can be obtained, and the test structure is more accurate.

[0015] 2、The coal mine underground audio frequency electric penetration test site support structure avoids mutual interference of vibration of the audio equipment and vibration of the ground transmitted to the round box through the setting of the buffering mechanism, so that the audio equipment is not disturbed by external vibration, the accuracy of the test source is ensured, and use is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a structure schematic view of the utility model;

[0017] Fig. 2 It is a sectional view of the utility model;

[0018] Fig. 3 It is a first drive mechanism left view of the utility model.

[0019] In the drawing: 1, round box; 2, control mechanism; 201, controller assembly; 202, wireless communication module; 203, battery; 3, support mechanism; 301, threaded sleeve; 302, bolt rod; 303, support plate; 4, first drive mechanism; 401, transmission rod; 402, bearing assembly; 403, gear ring; 404, electric linear module; 405, rack; 5, mounting frame; 6, second drive mechanism; 7, buffering mechanism; 701, mounting plate; 702, spring damping shock absorber; 8, placing disc; 9, clamping mechanism; 901, rectangular opening; 902, manual linear module; 903, clamping plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figs. 1-3 The utility model discloses a kind of coal mine underground audio frequency electric penetration test site support structure, including round box 1, control mechanism 2 is installed in the inner wall of round box 1 near middle part position, support mechanism 3 is installed in the lower side wall four corners of round box 1 in rectangular, first drive mechanism 4 is installed on the left and right side walls of round box 1, and mounting frame 5 is installed between left and right first drive mechanism 4, left and right first drive mechanism 4 synchronous motion, second drive mechanism 6 is installed on the upper side wall of mounting frame 5, buffering mechanism 7 is installed on the upper surface of second drive mechanism 6, placing disc 8 is fixedly installed on the upper surface of buffering mechanism 7, clamping mechanism 9 is installed on placing disc 8.

[0022] Specifically, the control mechanism 2 comprises a controller assembly 201, a wireless communication module 202 and a battery 203, the controller assembly 201 and the wireless communication module 202 are embedded on the upper side wall of the round box 1, and the battery 203 is installed on the lower inner wall of the round box 1.

[0023] In the embodiment, the controller assembly 201 is remotely connected with the test server through the wireless communication module 202, and the first driving mechanism 4, the second driving mechanism 6 and the audio device are remotely controlled through the controller assembly 201, and the battery 203 provides the required power.

[0024] Specifically, the support mechanism 3 comprises a threaded sleeve 301, a bolt rod 302 and a support plate 303, the threaded sleeve 301 is embedded on the lower side wall of the round box 1, the bolt rod 302 is screw-mounted in the threaded sleeve 301, and the lower surface of the bolt rod 302 is fixedly installed with the support plate 303.

[0025] In the embodiment, the bolt rod 302 moves up and down in the threaded sleeve 301 to adjust the height of the round box 1, and the bolt rod 302 is supported on the ground through the support plate 303 to place the round box 1 horizontally and stably.

[0026] Specifically, the first driving mechanism 4 comprises a transmission rod 401, a bearing assembly 402, a gear ring 403, an electric linear module 404 and a rack 405, the transmission rod 401 is installed on the side wall of the round box 1 through the bearing assembly 402, and the transmission rod 401 is fixedly connected with the mounting frame 5, the end of the transmission rod 401 located in the round box 1 is installed with the gear ring 403, the first electric linear module 404 is installed on the inner wall of the round box 1 corresponding to the gear ring 403, the rack 405 is installed on the upper surface of the sliding table of the first electric linear module 404, and the rack 405 and the gear ring 403 are mutually arranged in the inner ring.

[0027] In the embodiment, the electric linear module 404 drives the rack 405 to move back and forth, the rack 405 drives the gear ring 403 to rotate, the gear ring 403 drives the transmission rod 401 to rotate in the bearing assembly 402, and the transmission rod 401 drives the mounting frame 5 to tilt.

[0028] Specifically, the second driving mechanism 6 is the same as the first driving mechanism 4 in structure.

[0029] In the embodiment, the second driving mechanism 6 can drive the placing disc 8 on the upper surface of the buffer mechanism 7 to rotate reciprocatingly.

[0030] Specifically, the mounting frame 5 is an inverted U-shaped structure.

[0031] In the embodiment, the mounting frame 5 does not hinder the round box 1 when it is tilted.

[0032] Specifically, the buffering mechanism 7 comprises a mounting plate 701 and a spring-damping shock absorber 702, the mounting plate 701 is mounted on the upper surface of the output shaft of the second driving mechanism 6, the upper surface of the mounting plate 701 is uniformly provided with the spring-damping shock absorber 702, and the upper surface of the spring-damping shock absorber 702 is fixedly connected with the lower surface of the placement disc 8.

[0033] In the embodiment, the mounting plate 701 is used for mounting the spring-damping shock absorber 702, the spring-damping shock absorber 702 prevents the vibration from being transmitted to the placement disc 8, and the vibration of the placement disc 8 is not transmitted to the round box 1.

[0034] Specifically, the clamping mechanism 9 comprises a rectangular opening 901, a manual linear module 902 and a clamping plate 903, the upper surface of the placement disc 8 is provided with the rectangular opening 901, two manual linear modules 902 are symmetrically arranged between the left and right inner walls of the rectangular opening 901, the bearings of the manual linear modules 902 are mounted on the placement disc 8 corresponding to the rectangular opening 901, the lead screws of the left and right manual linear modules 902 are fixedly connected, and the upper surface of the ball nut of the manual linear module 902 is fixedly mounted with the clamping plate 903.

[0035] In the embodiment, the lead screws of the left and right manual linear modules 902 rotate in the rectangular opening 901 through the bearings, the ball nut is driven by the lead screws of the manual linear modules 902 to move leftward and rightward, so that the left and right clamping plates 903 clamp and fix the audio equipment.

[0036] In use, the round box 1 is placed in the position where it needs to be installed, the bolt rod 302 in the supporting mechanism 3 is moved up and down in the threaded sleeve 301 to achieve the effect of adjusting the height of the round box 1, and the bolt rod 302 is supported on the ground by the supporting plate 303 to make the round box 1 stable and horizontal, the audio equipment is placed on the upper surface of the placing disc 8, the left and right manual linear modules 902 screws in the clamping mechanism 9 are rotated in the rectangular opening 901 through bearings, the left and right clamping plates 903 are clamped and fixed by the manual linear module 902 screw, the audio equipment is connected with the controller assembly 201 in the control mechanism 2 through wires, the controller assembly 201 is remotely connected with the test server through the wireless communication module 202, and the first driving mechanism 4, the second driving mechanism 6 and the audio equipment are remotely controlled through the controller assembly 201, the rack 405 is moved forward and backward by the sliding table of the electric linear module 404 in the first driving mechanism 4, the gear ring 403 is rotated by the rack 405, the transmission rod 401 is rotated in the bearing assembly 402 by the gear ring 403, the mounting frame 5 is tilted by the transmission rod 401, and the audio equipment on the upper surface of the placing disc 8 is cleaned by the second driving mechanism 6 and the buffer mechanism 7, and the audio equipment on the upper surface of the placing disc 8 is horizontally rotated by the second driving mechanism 6 through the buffer mechanism 7, so that the orientation and the inclination angle of the audio equipment on the placing disc 8 are remotely adjusted, in the test project, the orientation and the inclination angle of the audio equipment are adjusted, the test direction is larger, more data can be obtained, the test structure is more accurate, the audio equipment is not disturbed by external vibration, the accuracy of the test source is ensured, and the audio equipment is not disturbed by external vibration.

[0037] In conclusion, the coal mine underground audio electric penetration test site support structure can adjust the orientation and the inclination angle of the audio equipment in the test project, the test direction is larger, more data can be obtained, the test structure is more accurate, the audio equipment is not disturbed by external vibration, the accuracy of the test source is ensured, and the audio equipment is not disturbed by external vibration.

[0038] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A support structure for an audio electrical penetration test site in a coal mine, comprising a circular box (1), characterized in that: A control mechanism (2) is installed near the center of the inner wall of the round box (1). A support mechanism (3) is installed in a rectangular shape at the four corners of the lower side wall of the round box (1). A first drive mechanism (4) is installed on both the left and right side walls of the round box (1), and a mounting bracket (5) is installed between the left and right first drive mechanisms (4). A second drive mechanism (6) is installed on the upper side wall of the mounting bracket (5). A buffer mechanism (7) is installed on the upper surface of the second drive mechanism (6). A placement plate (8) is fixedly installed on the upper surface of the buffer mechanism (7). A clamping mechanism (9) is installed on the placement plate (8).

2. The support structure for an underground audio electrical penetration test site in a coal mine according to claim 1, characterized in that: The control mechanism (2) includes a controller assembly (201), a wireless communication module (202), and a battery (203). The controller assembly (201) and the wireless communication module (202) are embedded in the upper side wall of the round box (1), and the battery (203) is installed on the lower inner wall of the round box (1).

3. The support structure for an underground audio electrical penetration test site in a coal mine according to claim 1, characterized in that: The support mechanism (3) includes a threaded sleeve (301), a bolt rod (302) and a support plate (303). The threaded sleeve (301) is embedded in the lower side wall of the round box (1). The bolt rod (302) is installed in the threaded sleeve (301). The support plate (303) is fixedly installed on the lower surface of the bolt rod (302).

4. The support structure for an underground audio electrical penetration test site in a coal mine according to claim 1, characterized in that: The first drive mechanism (4) includes a transmission rod (401), a bearing assembly (402), a gear ring (403), an electric linear module (404), and a rack (405). The transmission rod (401) is mounted on the side wall of the round box (1) through the bearing assembly (402), and the transmission rod (401) is fixedly connected to the mounting bracket (5). A gear ring (403) is installed on the end of the transmission rod (401) inside the round box (1). A first electric linear module (404) is installed on the inner wall of the round box (1) corresponding to the gear ring (403). A rack (405) is installed on the upper surface of the slide of the first electric linear module (404), and the rack (405) and the gear ring (403) are mutually inner rings.

5. The support structure for an underground audio electrical penetration test site in a coal mine according to claim 1, characterized in that: The second drive mechanism (6) has the same structure as the first drive mechanism (4).

6. The support structure for an underground audio electrical penetration test site in a coal mine according to claim 1, characterized in that: The mounting bracket (5) is an inverted U-shaped structure.

7. The support structure for an underground audio electrical penetration test site in a coal mine according to claim 1, characterized in that: The buffer mechanism (7) includes a mounting plate (701) and a spring damping shock absorber (702). The mounting plate (701) is mounted on the upper surface of the output shaft of the second drive mechanism (6). The upper surface of the mounting plate (701) is uniformly provided with spring damping shock absorbers (702) in a rectangular shape. The upper surface of the spring damping shock absorber (702) is fixedly connected to the lower surface of the placement plate (8).

8. The support structure for an underground audio electrical penetration test site in a coal mine according to claim 1, characterized in that: The clamping mechanism (9) includes a rectangular opening (901), a manual linear module (902), and a clamping plate (903). The upper surface of the placement plate (8) is provided with a rectangular opening (901). Two manual linear modules (902) are mirror-arranged between the left and right inner walls of the rectangular opening (901). The bearings of the manual linear modules (902) are installed on the placement plate (8) corresponding to the rectangular opening (901), and the lead screws of the left and right manual linear modules (902) are fixedly connected. The clamping plate (903) is fixedly installed on the upper surface of the ball nut of the manual linear module (902).

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