CN112729178B - Real-time measuring device and method for residual ruler on drilling machine - Google Patents
Real-time measuring device and method for residual ruler on drilling machine Download PDFInfo
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- CN112729178B CN112729178B CN202011529420.0A CN202011529420A CN112729178B CN 112729178 B CN112729178 B CN 112729178B CN 202011529420 A CN202011529420 A CN 202011529420A CN 112729178 B CN112729178 B CN 112729178B
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- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
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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
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/10—Measuring tapes
- G01B3/1056—Tape end arrangements, e.g. end-hooks
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Abstract
The device comprises a separated ultrasonic ranging module and a short edge ranging module, wherein the separated ultrasonic ranging module comprises an ultrasonic transmitting unit fixed at the top end of a driving drill rod and an ultrasonic receiving unit fixed on a support; the short edge distance measuring module is used for measuring the vertical distance between the ultrasonic receiving unit and a vertical shaft of the drilling machine; the short edge distance measuring module is an integrated ultrasonic distance measuring device, and the integrated ultrasonic distance measuring device and the ultrasonic receiving unit are fixed into a whole; the device can acquire the drilling hole depth in real time, breaks through the inherent idea of directly detecting the hole depth in the prior art, realizes real-time measurement, and can completely record the drilling process; the ultrasonic distance measuring device is mutually independent from the drilling machine, so that the influence of the drilling machine on the measuring device due to vibration in the drilling process is avoided, and the accuracy of distance measurement and the stability of equipment are ensured.
Description
Technical Field
The disclosure relates to the technical field of measurement of an extra ruler on a drilling machine, in particular to a real-time measurement device and method for the extra ruler on the drilling machine.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The basic exploration mainly applies engineering drilling machines, and vertical shaft rotary core drilling machines such as XY-1(A), XY-2, HZ-130(150 and 180) and the like are mostly adopted, so that the disassembly and the transportation are convenient, and the occupied land is small. The drilling hole depth of the equipment is mainly calculated and judged according to the surplus of a drilling tool and the drilling on and off, one scale is arranged every 10cm of the driving drill rod, the surplus can be measured theoretically through a steel ruler, but no captain can do the operation in the specific operation, so the hole depth precision only depends on the proficiency and responsibility degree of the captain of the drilling machine in the drilling process, and the maximum precision is generally more than 5 cm. The judgment of the bedrock surface, the karst cavity top and bottom plates and the like brings large errors.
In addition, in the recording of geological record, the data of redundant ruler on a recorder is needed; the on-board ruler is the distance from the height of a drill head to the top end of a drill rod, and related data of the drill depth are obtained according to the drill depth, namely the total length of the drill rod (the height of the drill head + the size of the on-board ruler).
The inventor can realize the device of the hole depth of real-time measurement at present, mostly adopt the digital rig, but this kind of rig is mainly applied to the situation of large-scale deep hole drilling such as the oil exploration, because the size is great, this kind of rig can't be applied to the engineering rig that the hole depth of basic exploration is relatively small; in addition, the digital drilling machine needs to install a probe at the drill bit position to realize detection; this detection method has the following disadvantages:
(1) the probe is arranged at the drill bit part, and because the geological environment is very complex, various poor geological conditions can be met in the drilling process, so the probe is easy to damage;
(2) the drill bit part of the digital drilling machine needs to adopt special magnetic materials, so that the cost is high and is very high;
(3) the digital drilling machine is used as a whole set of equipment, the existing simple drilling machine cannot be utilized, and the existing drilling machine is wasted;
(4) wires connected with the probes need to be arranged in the drill rod in a penetrating mode, the wires need to be combed and adjusted every time in the drilling process, construction is very inconvenient, and working efficiency is low;
(5) vibration of the drilling rig during drilling is detrimental to data acquisition.
Disclosure of Invention
The scheme of the invention effectively improves the precision of drilling operation and the working efficiency of workers, and reduces the cost of drilling field.
According to a first aspect of the embodiment of the disclosure, a real-time measuring device for a surplus ruler on a drilling machine is provided, which comprises a separated ultrasonic ranging module and a short-edge ranging module, wherein the separated ultrasonic ranging module comprises an ultrasonic transmitting unit fixed at the top end of a driving drill rod and an ultrasonic receiving unit fixed on a bracket; the short edge distance measuring module is used for measuring the vertical distance between the ultrasonic receiving unit and a vertical shaft of the drilling machine; the short edge ranging module is an integrated ultrasonic ranging device, and the integrated ultrasonic ranging device and the ultrasonic receiving unit are fixed into a whole.
Furthermore, the ultrasonic transmitting unit is arranged at a non-rotating part at the lower part of the high-pressure water tap at the top end of the driving drill rod, and a gyroscope used for determining an included angle between the ultrasonic transmitting and receiving line and the vertical direction in real time is arranged on the ultrasonic transmitting unit.
Further, the ultrasonic receiving unit is fixed on a support, the support comprises a tripod, a height-adjustable column and a movable cantilever, the ultrasonic receiving unit is fixed on the movable cantilever, and the support is independent of the drilling machine; the movable cantilever is fixed on the height-adjustable fixing rod, and the height of the ultrasonic receiving unit can be adjusted by adjusting the height-adjustable fixing rod.
Furthermore, the short-edge distance measuring module can also be a magnetic head measuring tape, one end of the magnetic head measuring tape is fixed on the ultrasonic receiving device through a magnetic head fixing clamping groove, the other end of the magnetic head measuring tape is fixed on a vertical shaft of a gyrator of the drilling machine through a T-shaped magnetic head, and the T-shaped magnetic head is fixed through a plurality of magnetic head fixing holes arranged at the end part of the measuring tape.
Further, the ultrasonic ranging module is connected with a data acquisition module, and the data acquisition module is used for receiving data acquired by the ultrasonic ranging module; the data acquisition module is connected with the data processing control module, and the data processing control module is used for analyzing and processing the acquired data; and the data processing control module inputs the analyzed and processed data information into the data storage module for storage through the data transmission module.
Furthermore, the real-time measuring device also comprises a power supply module, wherein the power supply module adopts a four-module double-power mode, and double power, namely a built-in lithium battery and an external power supply, supports hot plug of the power supply; the four-mode power supply mode comprises four modes of field solar power supply, built-in lithium battery charging replacement power supply, USB (universal serial bus) and normal power supply and dry battery pack power supply in an emergency state.
According to a second aspect of the embodiments of the present disclosure, there is provided a real-time measurement method for an on-machine residual ruler of a drilling machine, which utilizes the above-mentioned real-time measurement device for an on-machine residual ruler of a drilling machine, including:
fixing the ultrasonic receiving unit on a bracket, and adjusting a vertical calibration device to horizontally place the real-time measuring device;
fixedly mounting an ultrasonic transmitting device at a non-rotating part at the top of the driving drill rod, starting the transmitting device and ensuring that a receiving device is in a receivable range;
ensuring that the ultrasonic receiving unit is connected with a drilling recorder, and inputting the total length data of a drill rod, the height data of the ultrasonic receiving device and the vertical distance from the ultrasonic receiving device to a vertical shaft of a drilling machine into the drilling recorder;
the method comprises the steps that when drilling begins, an ultrasonic transmitting unit transmits ultrasonic waves according to fixed frequency, an ultrasonic receiving unit converts the ultrasonic waves into distance information according to received time length and ultrasonic propagation speed, a data processing control module analyzes and processes collected distance measurement data, the vertical distance from an ultrasonic receiving device to the top of a drill rod is obtained according to the pythagorean theorem, and the residual ruler on a drilling machine is obtained in real time by combining the total length of the drill rod and the height of the ultrasonic receiving device.
Compared with the prior art, the beneficial effect of this disclosure is:
(1) according to the scheme, the drilling hole depth can be obtained in real time by using the principle of 'hole depth being total rod length-ultrasonic receiving device height-ultrasonic receiving device remaining dimension', the inherent idea of directly detecting the hole depth in the prior art is broken, real-time measurement is realized, and the drilling process can be completely recorded; the ultrasonic distance measuring device is independent from the drilling machine, so that the influence of vibration on the measuring device in the drilling process of the drilling machine is avoided, and the accuracy of distance measurement and the stability of equipment are ensured;
(2) the device is used as an auxiliary device which is independent from the drilling machine body, so that the device can be combined with the existing drilling machine for common use, and compared with a digital drilling machine, the device has the advantages of low manufacturing cost and cost saving.
(3) According to the scheme, the power supply requirements under different working environments can be met according to working characteristics by arranging the four-mode dual-electric-mode power supply unit, and the use cost is effectively reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application, and the description of the exemplary embodiments and illustrations of the application are intended to explain the application and are not intended to limit the application.
FIG. 1 is a schematic diagram of a drilling rig structure and an ultrasonic ranging device according to a first embodiment of the disclosure;
FIG. 2 is a diagram illustrating the structure and installation of an ultrasound transmitter according to a first embodiment of the present disclosure;
FIG. 3 is a diagram of a functional implementation structure according to a first embodiment of the disclosure;
fig. 4 is a diagram of a T-shaped magnetic head tape measure according to a first embodiment of the disclosure.
Detailed Description
The present disclosure is further described with reference to the following drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. 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 application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The first embodiment is as follows:
the purpose of this embodiment is to provide a surplus chi real-time measuring device on rig.
Firstly, briefly explaining the overall design idea of the real-time measuring device for the surplus length on the drilling machine in the embodiment, wherein the real-time measuring device comprises a separated ultrasonic distance measuring module, a short edge distance measuring module, a data acquisition and processing module, a data transmission module, a screen display device (comprising a warning lamp) and a power supply module;
the short-edge distance measuring device is used for measuring the shortest (vertical) distance between the separated ultrasonic distance measuring receiver and the vertical shaft of the drilling machine, and generally can adopt a receiving and transmitting integrated ultrasonic distance measuring device or a magnetic head tape device; the receiving and transmitting integrated ultrasonic ranging device is fixed with an ultrasonic receiving unit of the separated ultrasonic ranging module into a whole, the angle of the receiving and transmitting integrated ultrasonic ranging device is adjustable, the receiving and transmitting integrated ultrasonic ranging device is ensured to be horizontal and vertical to a vertical shaft of the drilling machine, and the measured distance is the real-time distance of a short edge; the magnetic head tape device considers that the position of the separated ultrasonic distance measuring receiver is generally fixed and then is not moved, the distance between the separated ultrasonic distance measuring receiver and the vertical shaft of the drilling machine is generally a fixed value, the magnetic head can be adsorbed to the vertical shaft of the drilling machine when the device is fixed, and the minimum distance of the tape is the distance of the short edge;
the separated ultrasonic distance measuring device comprises an ultrasonic transmitting unit and an ultrasonic receiving unit; the ultrasonic transmitting unit is arranged at a non-rotating part at the lower part of the high-pressure water tap above the vertical shaft, and the transmitting frequency of the ultrasonic transmitting unit is adjustable; the ultrasonic ranging receiving unit is arranged on the fixed support, the mounting height can be adjusted to be any height between the ground and the upper part of the chuck on the drilling machine gyrator, in order to facilitate report recording, the ultrasonic receiving unit (ranging datum point) is generally fixed at the height of a machine head, and according to the pythagorean theorem, under the general condition (vertical drilling), the surplus length on the machine is (inclined edge ^ 2-short edge ^2) (1/2); if the distance measuring receiver is arranged below the height of the machine head, measuring the vertical distance difference between the transmitting head and the machine head, wherein an on-machine residual ruler is the vertical distance difference between the on-machine residual ruler and the computer;
the data processing control module is used for collecting bevel edge ultrasonic ranging data, collecting or inputting short edge ranging data, synchronizing timing, screening and judging the data, filtering out noise data, and converting into a power saving mode when the numerical value is greatly increased (or infinite);
the data transmission module comprises a bidirectional Bluetooth device and a data transmission interface, and a GPRS data transmission module can be added according to needs;
the screen display device (comprising a warning lamp) is mainly used for displaying the real-time extra distance through the display screen, warning when data errors or operation errors occur, and displaying error codes on the display screen;
the power supply module is arranged in a four-module double-power mode which is originally created mainly according to the field working characteristics; the double-power lithium battery and the external power supply are arranged in the double-power lithium battery, and the hot plug of the power supply is supported; the four-mode power supply mode comprises four modes of field solar power supply, built-in lithium battery charging replacement power supply, USB (universal serial bus) connected normal power supply and dry battery pack power supply in an emergency state, the power supply requirements in different working environments are met according to working characteristics, and the use cost is effectively reduced;
the setting switch key comprises a power switch, a Bluetooth connecting key, a restarting key and the like.
Next, a detailed description is given to the device for measuring the residual length of the drilling machine in real time according to the embodiment, as shown in fig. 1, the device for measuring the residual length of the drilling machine comprises a separated ultrasonic distance measuring module and a short-edge distance measuring module, wherein the separated ultrasonic distance measuring module comprises an ultrasonic transmitting unit fixed at the top end of the driving drill rod and an ultrasonic receiving unit fixed on the bracket; the short edge distance measuring module is used for measuring the vertical distance between the ultrasonic receiving unit and a vertical shaft of the drilling machine; the short edge ranging module is an integrated ultrasonic ranging device, and the integrated ultrasonic ranging device and the ultrasonic receiving unit are fixed into a whole.
Furthermore, the ultrasonic transmitting unit is arranged at a non-rotating part at the lower part of a high-pressure water tap at the top end of the driving drill rod, and a gyroscope used for determining an included angle between an ultrasonic transmitting and receiving line and the vertical direction in real time is arranged on the ultrasonic transmitting unit.
Further, the ultrasonic receiving unit is fixed on a support, the support comprises a tripod, a height-adjustable column and a movable cantilever, the ultrasonic receiving unit is fixed on the movable cantilever, and the support is independent of the drilling machine; the movable cantilever is fixed on the height-adjustable fixing rod, and the height of the ultrasonic receiving unit can be adjusted by adjusting the height-adjustable fixing rod.
Further, the ultrasonic ranging module is connected with a data acquisition module, and the data acquisition module is used for receiving data acquired by the ultrasonic ranging module; the data acquisition module is connected with the data processing control module, and the data processing control module is used for analyzing and processing the acquired data; and the data processing control module inputs the analyzed and processed data information into the data storage module for storage through the data transmission module.
Furthermore, the real-time measuring device also comprises a power supply module, wherein the power supply module adopts a four-module double-power mode, and double power, namely a built-in lithium battery and an external power supply, supports hot plug of the power supply; the four-mode power supply mode comprises four modes of field solar power supply, built-in lithium battery charging replacement power supply, USB (universal serial bus) and normal power supply and dry battery pack power supply in an emergency state; the power supply requirements under different working environments are met according to the working characteristics, and the use cost is effectively reduced.
Further, the data processing control calculates and acquires the vertical distance from the ultrasonic receiving unit to the top end of the drill rod according to the pythagorean theorem and the bevel edge C and the fixed short edge distance X of real-time distance measurement, namely the on-machine redundant ruler; the drilling hole depth can be obtained in real time by combining the total length of the drill rod and the height of the ultrasonic receiving device from the ground;
the on-board ruler (bevel edge C ^ 2-short edge X ^2) ^ (1/2).
Furthermore, the vertical distance from the ultrasonic receiving unit to the top end of the drill rod is the residual size of the ultrasonic receiving device, the drilling hole depth can be obtained in real time by establishing an acquisition device of the residual size of the ultrasonic receiving device and utilizing the principle of 'hole depth being total rod length-ultrasonic receiving device height-residual size of the ultrasonic receiving device', the inherent idea of directly detecting the hole depth in the prior art is broken, real-time measurement is realized, and the drilling process can be completely recorded; the ultrasonic distance measuring device is independent from the drilling machine, so that the influence of vibration on the measuring device in the drilling process of the drilling machine is avoided, and the accuracy of distance measurement and the stability of equipment are ensured; in addition, the device is used as an auxiliary device, can be used together with the existing drilling machine, and has the advantages of low manufacturing cost and cost saving compared with a digital drilling machine.
Furthermore, a receiving and transmitting integrated ultrasonic distance measuring module for measuring the vertical distance between the ultrasonic receiving device and a vertical shaft of the drilling machine is arranged at the mounting position of the ultrasonic receiving unit; the ultrasonic transmitting unit is provided with a gyroscope used for determining an included angle between an ultrasonic transmitting and receiving line and the vertical direction in real time; measuring the vertical distance between the ultrasonic receiving device and a vertical shaft of the drilling machine by using the receiving-transmitting integrated ultrasonic distance measuring device, and directly transmitting the measured data to the data processing control module, so that the data processing control module can directly utilize the pythagorean theorem to obtain the surplus size of the ultrasonic receiving device; the distance measurement precision is higher by using the receiving and transmitting integrated ultrasonic distance measuring device.
Further, the data acquisition module comprises: the data import module is used for transferring the existing data from the external mobile equipment to the data processing control module; the data entry module acquires related data in one or more combination modes of keyboard and bar code scanning; and the automatic acquisition module is connected with the ultrasonic distance measuring device to acquire related distance measuring data.
Furthermore, the ultrasonic transmitting unit is arranged at a non-rotating part at the lower part of the high-pressure water tap above the vertical shaft of the drilling machine, and the transmitting frequency of the ultrasonic transmitting unit is adjustable; the ultrasonic transmitting unit is arranged at the non-rotating part of the lower part of the high-pressure water faucet, so that the stability of the ultrasonic transmitting device can be ensured, and the measuring precision is improved.
Further, as shown in fig. 3, a tripod is arranged at the lower part of the support, a telescopic support is connected above the tripod, and the upper end of the telescopic support is connected with a movable cantilever for placing an ultrasonic receiving device; the support is independent of the drilling machine, so that the influence on ultrasonic receiving caused by vibration of the drilling machine is avoided; the height of the fixed bracket can be conveniently adjusted by utilizing the telescopic bracket; the upper end of the telescopic support is connected with the movable cantilever, so that the telescopic support is convenient to fold and unfold and carry.
Further, the data processing and analyzing module filters the ranging data, judges the variation range of the ranging data, and switches the real-time measuring device to a power-saving mode when the variation range is larger than a set value; the data processing and analyzing module adopts a jitter elimination filtering algorithm to eliminate a noise pole and remove noise point data with large jitter; the method adopts a moving average filtering method to prevent the data in continuous time from oscillating, so that the ranging data tends to be smooth; when the change amplitude of the ranging data is suddenly increased, the completion of the next drilling is indicated; the distance measurement process also corresponds the terminal, and real-time measuring device gets into power saving mode this moment, and firstly the energy saving also does benefit to the analytic processing to the range finding data in addition.
Further, the data processing control module analyzes the distance measurement data, and utilizes an internal synchronous clock to draw a curve of the drilling depth and the drilling time to obtain an accurate depth position of stratum lithology mutation and obtain the effective working time of the drilling machine; when an engineering drilling machine drills and cores, when the rock is broken, the extracted rock core is discontinuous, loose and broken, and pebbles may be mixed in the extracted rock core, and for the situation, the specific position of the pebbles cannot be judged, and the accurate depth of the stratum lithology mutation cannot be judged. And in the curve of the drilling depth and the drilling time, the drilling speed of the drilling machine can be obtained according to the slope of the curve, and the drilling speed of the drilling machine corresponds to the hardness degree of the stratum. When the slope of the curve is not changed greatly, the drilling speed of the drilling machine is approximately the same, namely the stratum conditions of the corresponding parts are approximately the same. When the curve has sudden change, the corresponding depth is the accurate depth of the formation lithology sudden change.
Furthermore, the data transmission module is a wireless communication module and a wired communication module, and the wireless communication module comprises a GPRS data transmission module and/or a Bluetooth module unit; the wired communication module comprises a USB interface; the stored data is transmitted in a wired or wireless mode, and the data can be conveniently transmitted and shared.
Example two:
the purpose of this embodiment is to provide another implementation example of surplus chi real-time measurement device on rig.
In the real-time measuring device for the extra length on the drilling machine in the embodiment, the short-edge distance measuring module can also be a magnetic head tape measure, one end of the magnetic head tape measure is fixed on the ultrasonic receiving device through a magnetic head fixing clamping groove, the other end of the magnetic head tape measure is fixed on a vertical shaft of a gyrator of the drilling machine through a T-shaped magnetic head, and the T-shaped magnetic head is fixed through a plurality of magnetic head fixing holes arranged at the end part of the tape measure; the shortest distance between the ultrasonic distance measurement receiving device and the drill rod can be measured through the magnetic head tape measure, the distance between the ultrasonic distance measurement receiving device and the vertical shaft of the drilling machine is generally a fixed value considering that the ultrasonic distance measurement receiving device is generally fixed and then does not move, the magnetic head can be adsorbed to the vertical shaft of the drilling machine when the device is fixed, and the minimum distance of the tape measure is the distance of the short edge.
Example three:
the embodiment aims to provide a method for measuring the excess ruler on the drilling machine in real time.
The real-time measuring method for the residual ruler on the drilling machine by utilizing the real-time measuring device for the residual ruler on the drilling machine comprises the following steps:
fixing the ultrasonic receiving unit on a bracket, and adjusting a vertical calibration device to horizontally place the real-time measuring device;
fixedly mounting an ultrasonic transmitting device at a non-rotating part at the top of the driving drill rod, starting the transmitting device and ensuring that a receiving device is in a receivable range;
ensuring that the ultrasonic receiving unit is connected with a drilling recorder, and inputting the total length data of a drill rod, the height data of the ultrasonic receiving device and the vertical distance from the ultrasonic receiving device to a vertical shaft of a drilling machine into the drilling recorder;
the method comprises the steps that when drilling begins, an ultrasonic transmitting unit transmits ultrasonic waves according to fixed frequency, an ultrasonic receiving unit converts the ultrasonic waves into distance information according to received time length and ultrasonic propagation speed, a data processing control module analyzes and processes collected distance measurement data, the vertical distance from an ultrasonic receiving device to the top of a drill rod is obtained according to the pythagorean theorem, and the residual ruler on a drilling machine is obtained in real time by combining the total length of the drill rod and the height of the ultrasonic receiving device.
The device and the method for measuring the residual ruler on the drilling machine in real time can be completely realized, and have wide application prospects.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.
Claims (8)
1. The device for measuring the excess ruler on the drilling machine in real time is characterized by comprising a separated ultrasonic ranging module and a short-edge ranging module, wherein the separated ultrasonic ranging module comprises an ultrasonic transmitting unit fixed at the top end of a driving drill rod and an ultrasonic receiving unit fixed on a support; the short edge distance measuring module is used for measuring the vertical distance between the ultrasonic receiving unit and a vertical shaft of the drilling machine; the short edge distance measuring module is an integrated ultrasonic distance measuring device, and the integrated ultrasonic distance measuring device and the ultrasonic receiving unit are fixed into a whole; the ultrasonic transmitting unit is arranged at a non-rotating part at the lower part of a high-pressure water tap at the top end of the driving drill rod, and a gyroscope for determining an included angle between an ultrasonic transmitting and receiving line and the vertical direction in real time is arranged on the ultrasonic transmitting unit; the ultrasonic receiving unit is fixed on a support, the support comprises a tripod, a height-adjustable column and a movable cantilever, the ultrasonic receiving unit is fixed on the movable cantilever, and the support is independent of a drilling machine.
2. The apparatus of claim 1, wherein the movable cantilever is fixed to a height-adjustable fixing rod, and the ultrasonic receiving unit is adjustable in height by adjusting the height-adjustable fixing rod.
3. The real-time measuring device for the surplus ruler on the drilling machine as claimed in claim 1, wherein the integrated ultrasonic distance measuring device is adjustable in angle and vertical to the vertical shaft of the drilling machine in the horizontal direction.
4. The real-time measuring device for the surplus ruler on the drilling machine as claimed in claim 1, wherein the short side distance measuring module can also be a magnetic head tape measure.
5. The real-time measuring device for the extra length on the drilling machine as claimed in claim 4, wherein one end of the magnetic head tape is fixed on the ultrasonic receiving device through a magnetic head fixing slot, the other end of the magnetic head tape is fixed on a vertical shaft of a gyrator of the drilling machine through a T-shaped magnetic head, and the T-shaped magnetic head is fixed through a plurality of magnetic head fixing holes arranged at the end part of the tape.
6. The real-time measuring device for the surplus length on the drilling machine as claimed in claim 1, wherein the ultrasonic distance measuring module is connected with a data acquisition module, and the data acquisition module is used for receiving data acquired by the ultrasonic distance measuring module; the data acquisition module is connected with the data processing control module, and the data processing control module is used for analyzing and processing the acquired data; and the data processing control module inputs the analyzed and processed data information into the data storage module for storage through the data transmission module.
7. The real-time measuring device for the excess ruler on the drilling machine according to claim 1, wherein the real-time measuring device further comprises a power supply module, the power supply module adopts a four-module double-power mode, and double power, namely a built-in lithium battery and an external power supply, supports hot plug of the power supply; the four-mode power supply mode comprises four modes of field solar power supply, built-in lithium battery charging replacement power supply, USB (universal serial bus) and normal power supply and dry battery pack power supply in an emergency state.
8. A real-time measurement method for an on-machine residual ruler of a drilling machine, which utilizes the real-time measurement device for the on-machine residual ruler of the drilling machine according to any one of claims 1 to 7, characterized by comprising:
fixing the ultrasonic receiving unit on a bracket, and adjusting a vertical calibration device to enable the short-edge ranging module to be horizontally placed;
fixedly mounting an ultrasonic transmitting device at a non-rotating part at the top of the driving drill rod, starting the transmitting device and ensuring that a receiving device is in a receivable range;
ensuring that the ultrasonic receiving unit is connected with a drilling recorder, and inputting the total length data of a drill rod, the height data of the ultrasonic receiving device and the vertical distance from the ultrasonic receiving device to a vertical shaft of a drilling machine into the drilling recorder;
the drilling method comprises the steps that when drilling begins, the ultrasonic transmitting unit transmits ultrasonic waves according to fixed frequency, the ultrasonic receiving unit converts the ultrasonic waves into distance information according to received time length and ultrasonic propagation speed, the data processing control module analyzes and processes collected distance measurement data, a surplus length on a drilling machine is obtained according to the pythagorean theorem, and a drilling depth result is obtained in real time by combining the total length of a drill rod and the height of the ultrasonic receiving device.
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