CN114088189A - Rock burst tunnel monitoring device and early warning system - Google Patents
Rock burst tunnel monitoring device and early warning system Download PDFInfo
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- CN114088189A CN114088189A CN202210039654.XA CN202210039654A CN114088189A CN 114088189 A CN114088189 A CN 114088189A CN 202210039654 A CN202210039654 A CN 202210039654A CN 114088189 A CN114088189 A CN 114088189A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/30—Supports specially adapted for an instrument; Supports specially adapted for a set of instruments
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/18—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Abstract
The embodiment of the application provides a rock burst tunnel monitoring device and an early warning system, and relates to the technical field of tunnels. This rock burst tunnel monitoring devices includes: the walking assembly comprises a shell, a first roller and a second roller, wherein the first roller and the second roller are respectively arranged at two ends of the shell; the supporting assembly comprises a supporting frame and supporting legs, the supporting frame is installed at the top of the shell, and the supporting legs are installed at the bottom of the shell. According to the rock burst tunnel monitoring device, the first roller and the second roller are respectively installed at the two ends of the shell; the shell is driven to move to a required position through the first roller and the second roller, so that labor is saved; the support frame is installed at the casing top for support to the monitoring module fixed, the going on of being convenient for detect, the supporting legs is installed in the casing bottom, can support fixedly the device in the testing process, makes the device stabilize and sets up.
Description
Technical Field
The application relates to the technical field of tunnels, in particular to a rock burst tunnel monitoring device and an early warning system.
Background
In the related technology, rock burst is a sudden disaster which is easy to occur in a deeply buried brittle, high-strength hard rock and tectonic development tunnel, and when the mechanical equilibrium state is destroyed, the rock mass deformation potential energy is released in a sudden, sharp and violent mode to generate a special dynamic instability phenomenon;
the tunnel rockburst refers to rock mass destruction activity in the tunnel construction process, the destruction characteristic is a more violent rock mass destruction process relative to tunnel collapse, and the occurrence of the rockburst directly threatens the safety of equipment and personnel in the TBM construction process; in order to reasonably and timely predict and forecast the grade of the rock burst in the construction process, the existing monitoring module is used for monitoring and troubleshooting;
however, the monitoring equipment needs to be manually carried and assembled, which is time-consuming and labor-consuming, and the position to be detected is monitored, so that the monitoring equipment is not convenient to move and use.
Disclosure of Invention
The present application is directed to solving at least one of the problems in the prior art. For this, this application provides a rock burst tunnel monitoring devices and early warning system, and the support frame is installed at the casing top for support fixedly to monitoring module, going on of being convenient for detect, the supporting legs is installed in the casing bottom, can support fixedly to the device in the testing process, makes the device firm to set up, device simple structure, and the operation of being convenient for is used, and the suitability is strong.
In a first aspect, an embodiment of the present invention provides a rockburst tunnel monitoring device, including: the walking assembly comprises a shell, a first roller and a second roller, wherein the first roller and the second roller are respectively arranged at two ends of the shell;
the supporting assembly comprises a supporting frame and supporting legs, the supporting frame is installed at the top of the shell, and the supporting legs are installed at the bottom of the shell;
the monitoring module, the monitoring module is provided with a plurality ofly, and a plurality of monitoring module are installed the support frame surface.
According to the rock burst tunnel monitoring device, the first roller and the second roller are respectively installed at the two ends of the shell; the shell is driven to move to a required position through the first roller and the second roller, so that labor is saved; the support frame is installed at the casing top for support to monitoring module fixed, the going on of being convenient for detect, the supporting legs is installed in the casing bottom, can support fixedly the device in the testing process, makes the device stabilize and sets up, device simple structure, the operation of being convenient for is used, and the suitability is strong.
In addition, the rock burst tunnel monitoring device according to the embodiment of the application also has the following additional technical characteristics:
in some embodiments of the present application, the first roller and the second roller are respectively installed at the bottom of the housing, a driving member is installed in the housing, and a driving end of the driving member is in transmission connection with the second roller.
In some embodiments of the present application, the driving member includes a driving motor and a first rotating shaft, the driving motor is fixedly installed in the housing, the first rotating shaft is rotatably installed in the housing, a driving shaft of the driving motor is in transmission connection with the first rotating shaft, and the first rotating shaft is in transmission connection with the second roller.
In some embodiments of this application, the casing bottom is rotated and is installed the second pivot, the second roller is installed second pivot tip, first pivot with the second pivot is connected through chain drive, the fixed cover of first pivot surface has connect from the driving wheel, driving motor drive shaft fixed mounting's drive wheel with from the driving wheel meshing.
In some embodiments of the present application, the supporting legs are adjusting legs, the supporting height can be adjusted up and down, the supporting frame is an arc-shaped structure, and a laser sensor is installed on the surface of the supporting frame;
the tunnel is characterized by further comprising a guide rail, the guide rail is laid along the advancing direction of the tunnel, and the first roller wheel and the second roller wheel are in rolling clamping connection in a rail groove of the guide rail.
In a second aspect, an embodiment of the present invention further provides an early warning system, including the above rockburst tunnel monitoring device; and the early warning module is used for electrically connecting the monitoring module.
In some embodiments of the present application, the early warning module includes a power supply, a data acquisition instrument and a data processing system, the monitored module is electrically connected to the signal input end of the data acquisition instrument, and the output end of the data acquisition instrument is electrically connected to the data processing system; the data processing system is electrically connected with the power supply.
In some embodiments of the present application, the portable electronic device further comprises an alarm module, wherein the alarm module comprises a speaker and an alarm, and the data processing system is electrically connected to the alarm.
In some embodiments of the present application, the monitoring module includes a micro camera, a sound wave receiver, a pressure sensor and a displacement meter, the sound wave receiver is electrically connected to the speaker, and the micro camera, the pressure sensor and the displacement meter are all electrically connected to the input end of the data acquisition instrument.
In some embodiments of the application, still include the workstation, be equipped with the video display screen, displacement display screen and the pressure display screen of being connected with data processing system on the workstation, data processing system still includes wireless communication module, carry out the information interaction through wireless network between alarm and the data processing system.
The working process of the rock burst tunnel monitoring device according to the embodiment of the application is described below with reference to the accompanying drawings:
in the transferring process of the device bracket, the device is not convenient to stretch and retract, can collide with hard rock, possibly causes damage, needs to be transferred after being disassembled, and is complicated to disassemble due to the existing connection through bolts;
in some embodiments of the present application, the support frame includes a base, a sliding sleeve and a sliding rod, the sliding sleeve is slidably inserted into a slot formed on a surface of the base, and the sliding rod is slidably inserted into the sliding sleeve.
In some embodiments of this application, base fixedly connected with stopper, the one end of sliding sleeve with the stopper is contradicted, and a plurality of module equidistant of monitoring are fixed the slide bar surface.
In some embodiments of the present application, a first pushing piece is installed on a surface of the base, and a driving end of the first pushing piece is in transmission connection with the sliding sleeve;
and a second pushing piece is arranged on the surface of the sliding sleeve, and a driving end of the second pushing piece is in transmission connection with the sliding rod.
In some embodiments of the present application, the first pushing element includes a first motor and a first gear, the first motor is fixedly connected to the base, the first gear is fixedly connected to a driving shaft of the first motor, a rack is fixed on a surface of the sliding sleeve, and the first gear is engaged with the rack;
the second pushing piece comprises a second motor and a second gear, the second motor is fixedly connected with the sliding sleeve, the second gear is fixedly connected with a driving shaft of the second motor, a tooth groove is formed in the surface of the sliding rod along the length direction, and the second gear is meshed with the tooth groove.
The working process of the rock burst tunnel monitoring device according to the embodiment of the application is described below with reference to the accompanying drawings:
the height of the existing supporting structure is fixed and is not convenient to adjust, and rock walls with different heights are not convenient to adjust and use, so that the following scheme is provided;
in some embodiments of the application, base fixedly connected with support, install the crane in the casing, the expansion end of crane with leg joint.
In some embodiments of the present application, a cylinder is disposed through the upper surface of the housing, and the lower end of the bracket is slidably disposed in the cylinder.
In some embodiments of the present application, a rotating member is disposed in the cylinder, the lower end of the support is connected to the driving end of the rotating member, and the movable end of the lifting frame is connected to the rotating member.
In some embodiments of this application, the rotating member includes slider, third motor and bull stick, the slider slip joint is in the barrel, the bull stick with the slider rotates to be connected, the drive shaft of third motor with the bull stick transmission is connected, the bull stick upper end with support fixed connection.
In some embodiments of the present application, the third motor is fixedly connected to the sliding block, a worm is fixedly mounted on a driving shaft of the third motor, a worm wheel is fixed on the surface of the rotating rod, and the worm is meshed with the worm wheel.
In some embodiments of this application, the crane includes electric putter and lever, the first end of lever with shells inner wall is articulated, the second end of lever with slider swing joint, electric putter's first end with shells inner wall is articulated, electric putter's second end with the lever is articulated.
In some embodiments of the application, the slider fixedly connected with spacing slide rail, sliding joint has the slide in the spacing slide rail, the second end of lever with the slide is articulated.
In some embodiments of the present application, two sides of the sliding block are fixed with limiting protrusions, and the limiting protrusions are in sliding connection with limiting grooves formed in the side wall of the cylinder in a matching manner.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a rockburst tunnel monitoring device according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a drive member according to an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a support assembly according to an embodiment of the present application;
FIG. 4 is a block diagram of electrical connections according to an embodiment of the present application;
FIG. 5 is a schematic structural view of a support frame according to an embodiment of the present application in a contracted state;
FIG. 6 is a schematic structural view of a first pusher shoe according to an embodiment of the present application;
FIG. 7 is a schematic structural diagram of a base according to an embodiment of the present application;
FIG. 8 is a schematic structural view of a second pusher shoe according to an embodiment of the present application;
FIG. 9 is a perspective view of a slide bar according to an embodiment of the present application from a first perspective;
FIG. 10 is a schematic diagram of a slide bar according to an embodiment of the present application from a first perspective;
FIG. 11 is a partially sectioned diagrammatic view of a housing according to an embodiment of the application;
FIG. 12 is a schematic structural view of a rotating member according to an embodiment of the present application;
FIG. 13 is a schematic structural view of a cartridge according to an embodiment of the present application;
FIG. 14 is a schematic structural view of a cartridge coupled to a slider in accordance with an embodiment of the present application;
FIG. 15 is a schematic structural diagram of a slider according to an embodiment of the present application.
Icon: 100. a walking assembly; 110. a housing; 111. a barrel; 130. a first roller; 150. a second roller; 170. a drive member; 171. a drive motor; 173. a first rotating shaft; 175. a second rotating shaft; 177. a chain; 179. a driven wheel; 300. a support assembly; 310. a support frame; 311. a base; 313. a sliding sleeve; 315. a slide bar; 317. a limiting block; 319. a support; 330. supporting legs; 350. a first pushing member; 351. a first motor; 353. a first gear; 355. a rack; 370. a second pushing piece; 371. a second motor; 373. a second gear; 375. a tooth socket; 380. a lifting frame; 381. an electric push rod; 383. a lever; 385. a limiting slide rail; 387. a slide base; 390. a rotating member; 391. a slider; 3911. a limiting bulge; 393. a third motor; 395. a rotating rod; 397. a worm gear; 399. a worm; 500. and a monitoring module.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
The rock burst tunnel monitoring device and the early warning system according to the embodiment of the application are described below with reference to the attached drawings;
as shown in fig. 1-10, a rock burst tunnel monitoring device according to an embodiment of the present application includes: the walking assembly 100, the walking assembly 100 includes a housing 110, a first roller 130 and a second roller 150, the first roller 130 and the second roller 150 are respectively installed at two ends of the housing 110;
the support assembly 300, the support assembly 300 includes a support bracket 310 and a support leg 330, the support bracket 310 is installed on the top of the housing 110, and the support leg 330 is installed on the bottom of the housing 110;
the monitoring module 500, the monitoring module 500 is provided with a plurality of, and a plurality of monitoring modules 500 are installed on the surface of support frame 310.
Specifically, the housing 110 may be a stainless steel member or a plastic (e.g., PC (Polycarbonate), ABS (Acrylonitrile Butadiene Styrene), PP (Polypropylene), PET (polyethylene terephthalate)) member.
According to the rock burst tunnel monitoring device of the embodiment of the application, the first roller 130 and the second roller 150 are respectively installed at both ends of the housing 110; the first roller 130 and the second roller 150 drive the shell 110 to move to a required position, so that labor is saved; support frame 310 is installed at casing 110 top for support to monitoring module 500 fixedly, the going on of being convenient for detect, supporting legs 330 are installed in casing 110 bottom, can support fixedly the device in the testing process, make the device stabilize and set up, device simple structure, and the operation of being convenient for is used, and the suitability is strong.
In addition, the rock burst tunnel monitoring device according to the embodiment of the application also has the following additional technical characteristics:
in some embodiments, the first roller 130 and the second roller 150 are respectively installed at the bottom of the housing 110, a driving member 170 is installed in the housing 110, and a driving end of the driving member 170 is in transmission connection with the second roller 150.
In an exemplary embodiment, the driving member 170 includes a driving motor 171 and a first rotating shaft 173, the driving motor 171 is fixedly installed in the housing 110, the first rotating shaft 173 is rotatably installed in the housing 110, a driving shaft of the driving motor 171 is in transmission connection with the first rotating shaft 173, and the first rotating shaft 173 is in transmission connection with the second roller 150.
It should be noted that a second rotating shaft 175 is rotatably mounted at the bottom of the housing 110, the second roller 150 is mounted at the end of the second rotating shaft 175, the first rotating shaft 173 and the second rotating shaft 175 are in transmission connection through a chain 177, a driven wheel 179 is fixedly sleeved on the surface of the first rotating shaft 173, and a driving wheel fixedly mounted on a driving shaft of the driving motor 171 is engaged with the driven wheel 179;
drive first pivot 173 through driving motor 171 and rotate, first pivot 173 drives second pivot 175 rotatory for fix the second running roller 150 rotation at second pivot 175 both ends, need not the manpower and promote, use manpower sparingly, be convenient for remove the use.
In specific implementation, the supporting leg 330 is an adjusting leg, the supporting height can be adjusted up and down, the supporting frame 310 is an arc-shaped structure, the surface of the supporting frame 310 is provided with a laser sensor, and the laser sensor can be a distance sensor and is used for detecting the distance from the wall;
in other specific implementations, the tunnel further comprises a guide track, the guide track is laid along the tunnel advancing direction, the first roller 130 and the second roller 150 are in rolling clamping connection in a track groove of the guide track, and the guide track is additionally arranged, so that the control device can conveniently run according to a preset track, and the control device is convenient to operate and control.
Referring to fig. 4 and 10, an embodiment of the invention further provides an early warning system, including the rock burst tunnel monitoring device; and an early warning module for electrical signal connection to the monitoring module 500.
In some embodiments of the present application, the early warning module includes a power supply, a data acquisition instrument and a data processing system, the monitored module 500 is electrically connected to a signal input terminal of the data acquisition instrument, and an output terminal of the data acquisition instrument is electrically connected to the data processing system; the data processing system is electrically connected with the power supply.
In some embodiments of the present application, the monitoring system further includes an alarm module, the alarm module includes a speaker and an alarm, the data processing system is electrically connected to the alarm, wherein the monitored module 500 includes a micro camera, a sound wave receiver, a pressure sensor and a displacement meter, the sound wave receiver is electrically connected to the speaker, and the micro camera, the pressure sensor and the displacement meter are electrically connected to the input end of the data acquisition instrument; the miniature camera is arranged on the pressure sensor, and the working of the pressure sensor cannot be influenced due to the small size of the miniature camera. The information of the monitoring and early warning unit is collected by the miniature camera, the sound wave receiver, the pressure sensor and the displacement meter and is sent to the data processing system, and the data processing system generates a control signal when the image of the rock mass in the area to be monitored and early warned is abnormal and the pressure, sound decibel and displacement exceed a set threshold value so as to control the alarm to give an alarm.
The miniature camera is used for acquiring the rock mass image of the early warning area to be monitored and monitoring in real time; the miniature camera adopts a small wireless camera monitor, supports the WIFI hotspot transmitting function, and can also perform real-time monitoring through the hotspots transmitted by the camera under the condition of no network;
the sound wave receiver is used for receiving sound signals of the early warning area to be monitored and converting the sound signals into electric signals; the sound wave receiver is used for receiving sound wave signals generated by rock burst and can be realized by adopting a CX20106A ultrasonic receiving chip;
the loudspeaker is used for converting the received electric signal of the sound wave receiver into an acoustic signal; the received acoustic signals are amplified by a loudspeaker, and the loudspeaker is arranged in a high-ground-stress tunnel and directly warns people in the tunnel;
the pressure sensor is used for acquiring the pressure change of the rock mass in the early warning area to be monitored; the pressure sensor adopts a semiconductor wireless pressure sensor, and the sheet is deformed by pressure to generate a piezoelectric resistance effect, so that the change of the piezoelectric resistance is converted into an electric signal, and the pressure of the surrounding rock of the tunnel is more accurately monitored;
the displacement meter is used for monitoring the displacement change generated by the rock mass in the early warning area to be monitored;
the data acquisition instrument is used for acquiring pressure change values and displacement change values of rock masses in an early warning area to be monitored, collecting and analyzing the data and sending the data to the data processing system; when the received image signal, the pressure signal, the sound signal and the displacement signal are processed, the received image signal, the pressure signal, the sound signal and the displacement signal are connected with different input ends, and the received data value is compared with a set threshold value through a data processing system, so that signal interference is avoided.
The power supply is used for supplying power to the data processing system and the components connected with the data processing system; the two power supplies are respectively a main power supply and a standby power supply;
the alarm is used for receiving a control signal generated by the data processing system so as to send out an alarm when the early warning area to be monitored is abnormal; the alarm is realized by adopting an alarm with the model of LTE-1101 JX.
The information of the monitoring and early warning unit is collected by the miniature camera, the sound wave receiver, the pressure sensor and the displacement meter and is sent to the data processing system, and the data processing system generates a control signal when the image of the rock mass in the area to be monitored and early warned is abnormal and the pressure, sound decibel and displacement exceed a set threshold value so as to control the alarm to give an alarm.
The data processing system is used for receiving and processing the image signal, the pressure signal, the sound signal and the displacement signal so as to enable workers to obtain rock mass information of the early warning area to be monitored; the data processing system is also used for generating a control signal when the image abnormality of the rock mass in the early warning area to be monitored, and the pressure, sound decibel and displacement exceed a set threshold value so as to control the alarm to give out an alarm; the data processing system comprises one or more of a data processor, an industrial computer and a data server, the data processor adopts a DSP chip, the DSP chip can process digital signals at high speed, and delay of alarm time is reduced.
In a specific embodiment, the alarm device further comprises a workbench, wherein a video display screen, a displacement display screen and a pressure display screen which are connected with the data processing system are arranged on the workbench, the data processing system further comprises a wireless communication module, and the alarm device and the data processing system are subjected to information interaction through a wireless network;
the video display screen is used for displaying the monitored rock mass image of the early warning area to be monitored; the displacement display screen is used for displaying the displacement change value received by the data acquisition instrument; the pressure display screen is used for displaying the pressure change value received by the data acquisition instrument; the stress magnitude and the rockburst grade of a rock body are displayed in real time through a display screen, and data can be transmitted into handheld mobile communication terminals such as mobile phones and flat plates of workers through a wireless communication module, so that automatic identification, monitoring and early warning of rockburst disasters of high-ground stress tunnels are realized;
the pressure sensor of this embodiment is installed along the optical fiber cable, at the optical fiber cable joint. The pressure sensors are arranged along the optical fiber cable in sequence, so that the repeatability of arrangement times can be reduced, and paths of various data lines can be unified. The pressure sensor is provided with a wireless communication module, and can send the measured data outwards, so that workers can receive the data through mobile phones, tablets and other handheld mobile communication terminals and computers outside the monitoring and early warning area. The pressure sensor is provided with a wireless signal sending function, and data can be directly derived without finding the pressure sensor, so that time is saved, and unsafe factors are avoided;
the miniature camera is connected with the data processing system, surrounding rock images collected by the miniature camera can be transmitted to the data processing system through a data line and displayed on the video display screen, and the miniature camera can also be connected with terminals such as a mobile phone, so that workers can monitor the surrounding rock change conditions in real time.
The working process of the rock burst tunnel monitoring device according to the embodiment of the application is described below with reference to the accompanying drawings:
in the transferring process of the device, the device is not convenient to stretch and retract, can collide with hard rock, possibly causes damage, needs to be dismounted and then transferred, and is connected through bolts in the prior art, so that the dismounting is complicated;
according to some embodiments of the present application, as shown in fig. 6 to 10, the supporting frame 310 includes a base 311, a sliding sleeve 313 and a sliding rod 315, the sliding sleeve 313 is slidably inserted into a slot formed on a surface of the base 311, and the sliding rod 315 is slidably inserted into the sliding sleeve 313.
In conclusion, the supporting frame 310 consists of the base 311, the sliding sleeve 313 and the sliding rod 315, the sliding sleeve 313 is inserted into the clamping groove formed in the surface of the base 311 in a sliding manner, the sliding rod 315 is inserted into the sliding sleeve 313 in a sliding manner, the sliding rod 315 and the sliding sleeve 313 can be controlled to stretch and retract, the adjustment and the use are convenient, the complex disassembly process is solved, the contraction and the volume reduction are convenient, the transportation is convenient, the possibility of collision between the device and hard rock is reduced, the damage is reduced, and the service life is prolonged;
in some embodiments of the present application, the base 311 is fixedly connected with a limit block 317, one end of the sliding sleeve 313 abuts against the limit block 317, the limit block 317 is used for limiting a sliding path of the sliding sleeve 313, and the plurality of monitored modules 500 are fixed on the surface of the sliding bar 315 at equal intervals.
In some embodiments of the present application, a first pushing piece 350 is installed on the surface of the base 311, and a driving end of the first pushing piece 350 is in transmission connection with the sliding sleeve 313;
a second pushing moving piece 370 is installed on the surface of the sliding sleeve 313, and the driving end of the second pushing moving piece 370 is in transmission connection with the sliding rod 315.
In some embodiments of the present application, the first pushing element 350 includes a first motor 351 and a first gear 353, the first motor 351 is fixedly connected to the base 311, the first gear 353 is fixedly connected to a driving shaft of the first motor 351, a gear rack 355 is fixed on the surface of the sliding sleeve 313, and the first gear 353 is engaged with the gear rack 355;
the first motor 351 is controlled to rotate to drive the first gear 353 to rotate, so that the first gear 353 pushes the rack 355 meshed with the first gear to move, the sliding sleeve 313 is pushed to slide relative to the base 311, and the expansion and contraction of the sliding sleeve 313 are controlled conveniently;
the second pushing element 370 includes a second motor 371 and a second gear 373, the second motor 371 is fixedly connected with the sliding sleeve 313, the second gear 373 is fixedly connected with the driving shaft of the second motor 371, the sliding rod 315 has a longitudinal slot 375 on its surface, and the second gear 373 is engaged with the slot 375.
The second motor 371 is controlled to rotate to drive the second gear 373 to rotate, so that the second gear 373 pushes the toothed slot 375 engaged with the second gear to move, and further the sliding rod 315 is pushed to slide relative to the sliding sleeve 313, thereby facilitating the control of the extension and retraction of the sliding rod 315;
the working process of the rock burst tunnel monitoring device according to the embodiment of the application is described below with reference to the accompanying drawings:
the height of the existing supporting structure is fixed and is not convenient to adjust, and rock walls with different heights are not convenient to adjust and use, so that the following scheme is provided;
according to some embodiments of the present application, as shown in fig. 11-15, the base 311 is fixedly connected with the bracket 319, the lifting frame 380 is installed in the housing 110, and the movable end of the lifting frame 380 is connected with the bracket 319.
The movable end of the lifting frame 380 arranged in the shell 110 is connected with the support 319, and the base 311 is fixedly connected with the support 319, so that the movable end of the lifting frame 380 drives the base 311 to realize the lifting function, the lifting frame 380 controls the lifting and descending of the base 311, the height of the upper sliding rod 315 can be conveniently adjusted, and the lifting frame 380 can be conveniently attached to a rock wall for detection;
in some embodiments of the present application, the cylinder 111 is disposed through the upper surface of the housing 110, and the lower end of the support 319 is slidably disposed in the cylinder 111.
In some embodiments of the present disclosure, a rotating member 390 is disposed in the cylinder 111, the lower end of the support 319 is connected to the driving end of the rotating member 390, and the movable end of the crane 380 is connected to the rotating member 390;
through setting up the support frame 310 rotation that the swivel 390 is used for controlling the upper end, be convenient for remove the in-process in the tunnel and avoid the barrier, reduce the possibility of striking, also can be used for carrying out the support in-process to monitoring module 500, the position of adjustment monitoring module 500, the going on of operation and detection of being convenient for.
According to some embodiments of the present application, as shown in fig. 12-14, the rotating member 390 comprises a sliding block 391, a third motor 393 and a rotating rod 395, the sliding block 391 is slidably clamped in the cylinder 111, the rotating rod 395 is rotatably connected to the sliding block 391, a driving shaft of the third motor 393 is in transmission connection with the rotating rod 395, and an upper end of the rotating rod 395 is fixedly connected to the bracket 319.
In a specific embodiment, the third motor 393 is fixedly connected with the slider 391, a worm 399 is fixedly installed on a driving shaft of the third motor 393, a worm wheel 397 is fixed on the surface of the rotating rod 395, the worm 399 is meshed with the worm wheel 397, and the worm 399 is driven to rotate by the third motor 393, so that the worm 399 pushes the worm wheel 397 to rotate, and the rotating rod 395 is controlled to rotate.
It should be noted that the lifting frame 380 includes an electric push rod 381 and a lever 383, a first end of the lever 383 is hinged to the inner wall of the casing 110, a second end of the lever 383 is movably connected to the slider 391, a first end of the electric push rod 381 is hinged to the inner wall of the casing 110, and a second end of the electric push rod 381 is hinged to the lever 383.
In this embodiment, the sliding block 391 is fixedly connected with a limiting sliding rail 385, a sliding block 387 is clamped in the limiting sliding rail 385, and the second end of the lever 383 is hinged to the sliding block 387.
In the specific embodiment, two sides of the sliding block 391 are fixed with limiting protrusions 3911, and the limiting protrusions 3911 are in sliding connection with limiting grooves formed on the side wall of the cylinder 111.
The cylinder 111 may be a copper member, a PPS (polyphenylene sulfide) and glass fiber member, an ABS (Acrylonitrile Butadiene Styrene), a PET (polyethylene glycol terephthalate), a POM (polyoxymethylene) or a PP (Polypropylene).
Other configurations and operations of the miniature camera, sonic receiver, pressure sensor, displacement meter, alarm module, speaker, alarm, power supply, data acquisition instrument, and data processing system according to embodiments of the present application are known to those of ordinary skill in the art and will not be described in detail herein.
It should be noted that the specific model specifications of the first motor 351, the second motor 371, the third motor 393, the electric push rod 381 and the driving motor 171 need to be determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.
The power supply and the principle of the first motor 351, the second motor 371, the third motor 393, the electric push rod 381 and the driving motor 171 will be clear to those skilled in the art and will not be described in detail herein.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus and method can be implemented in other ways. The apparatus embodiments described above are merely illustrative, and for example, the flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of apparatus, methods and computer program products according to various embodiments of the present application. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
In addition, functional modules in the embodiments of the present application may be integrated together to form an independent part, or each module may exist separately, or two or more modules may be integrated to form an independent part.
The functions, if implemented in the form of software functional modules and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application or portions thereof that substantially contribute to the prior art may be embodied in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
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, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
It will be understood that when an element is referred to as being "secured to," "disposed on," "secured to," or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, when one element is considered to be "fixedly connected" to another element, the two elements may be fixed by way of detachable connection, or may be fixed by way of non-detachable connection, such as socket connection, snap connection, integrally formed fixation, welding, etc., which can be realized in the prior art, and thus are not cumbersome. When an element is perpendicular or nearly perpendicular to another element, it is desirable that the two elements are perpendicular, but some vertical error may exist due to manufacturing and assembly effects. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A rock burst tunnel monitoring device is characterized by comprising
The walking assembly (100) comprises a shell (110), a first roller (130) and a second roller (150), wherein the first roller (130) and the second roller (150) are respectively installed at two ends of the shell (110);
the supporting assembly (300) comprises a supporting frame (310) and supporting feet (330), the supporting frame (310) is installed at the top of the shell (110), and the supporting feet (330) are installed at the bottom of the shell (110);
the monitoring module (500), monitoring module (500) is provided with a plurality ofly, and is a plurality of monitoring module (500) is installed on support frame (310) surface.
2. A rock burst tunnel monitoring device according to claim 1, characterized in that the first roller (130) and the second roller (150) are respectively installed at the bottom of the housing (110), a driving member (170) is installed in the housing (110), and the driving end of the driving member (170) is in transmission connection with the second roller (150).
3. A rock burst tunnel monitoring device as claimed in claim 2, wherein the driving member (170) comprises a driving motor (171) and a first rotating shaft (173), the driving motor (171) is fixedly installed in the housing (110), the first rotating shaft (173) is rotatably installed in the housing (110), a driving shaft of the driving motor (171) is in transmission connection with the first rotating shaft (173), and the first rotating shaft (173) is in transmission connection with the second roller (150).
4. A rock burst tunnel monitoring device as claimed in claim 3, wherein a second rotating shaft (175) is rotatably mounted at the bottom of the housing (110), the second roller (150) is mounted at the end of the second rotating shaft (175), the first rotating shaft (173) and the second rotating shaft (175) are in transmission connection through a chain (177), a driven wheel (179) is fixedly sleeved on the surface of the first rotating shaft (173), and a driving wheel fixedly mounted on a driving shaft of the driving motor (171) is meshed with the driven wheel (179).
5. The rock burst tunnel monitoring device as claimed in claim 1, wherein the supporting legs (330) are adjusting legs, the supporting height can be adjusted up and down, the supporting frame (310) is of an arc-shaped structure, and a laser sensor is mounted on the surface of the supporting frame (310);
the tunnel is characterized by further comprising a guide rail, the guide rail is laid along the advancing direction of the tunnel, and the first roller (130) and the second roller (150) are in rolling clamping connection in a rail groove of the guide rail.
6. An early warning system, characterized in that, comprises
The rock burst tunnel monitoring device of any one of claims 1-5; and
an early warning module for electrical signal connection to the monitoring module (500).
7. The early warning system of claim 6, wherein the early warning module comprises a power supply, a data acquisition instrument and a data processing system, the monitored module (500) is electrically connected with a signal input end of the data acquisition instrument, and an output end of the data acquisition instrument is electrically connected with the data processing system; the data processing system is electrically connected with the power supply.
8. The early warning system of claim 7, further comprising an alarm module, wherein the alarm module comprises a speaker and an alarm, and the data processing system is electrically connected to the alarm.
9. The warning system according to claim 8, wherein the monitoring module (500) comprises a micro-camera, a sound receiver, a pressure sensor and a displacement meter, the sound receiver is electrically connected to the speaker, and the micro-camera, the pressure sensor and the displacement meter are electrically connected to the input end of the data acquisition instrument.
10. The early warning system according to claim 8, further comprising a workbench, wherein the workbench is provided with a video display screen, a displacement display screen and a pressure display screen which are connected with the data processing system, the data processing system further comprises a wireless communication module, and the alarm and the data processing system perform information interaction through a wireless network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210039654.XA CN114088189A (en) | 2022-01-13 | 2022-01-13 | Rock burst tunnel monitoring device and early warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210039654.XA CN114088189A (en) | 2022-01-13 | 2022-01-13 | Rock burst tunnel monitoring device and early warning system |
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| CN114088189A true CN114088189A (en) | 2022-02-25 |
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| CN202210039654.XA Pending CN114088189A (en) | 2022-01-13 | 2022-01-13 | Rock burst tunnel monitoring device and early warning system |
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Cited By (1)
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| CN115680778A (en) * | 2023-01-04 | 2023-02-03 | 四川省亚通工程咨询有限公司 | Tunnel engineering quality supervision intelligent management system and method based on big data |
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Application publication date: 20220225 |