CN111550604A - Pipeline detection method of directional director - Google Patents
Pipeline detection method of directional director Download PDFInfo
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- CN111550604A CN111550604A CN202010440736.6A CN202010440736A CN111550604A CN 111550604 A CN111550604 A CN 111550604A CN 202010440736 A CN202010440736 A CN 202010440736A CN 111550604 A CN111550604 A CN 111550604A
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- pipeline
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/06—Accessories therefor, e.g. anchors
- F16L1/11—Accessories therefor, e.g. anchors for the detection or protection of pipes in the ground
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a pipeline detection method of a directional director, which comprises the following operation steps: the method comprises the steps of firstly, preparing a construction site, cleaning the construction site, arranging fences around the construction site and installing construction warning boards, secondly, establishing construction coordinates, determining reference points, arranging drilling points at the starting end of the construction site as starting coordinate reference points, determining characteristic points, marking characteristic objects in the construction site as characteristic points, measuring the distance and the azimuth parameters from the reference points by a surveying and mapping measuring tool, determining underground pipe networks, and acquiring the distribution condition of the underground pipe networks of the construction site by inquiring urban pipe network construction. The pipeline detection method of the directional guide instrument has the advantages that the pipeline detection precision is high, the maintenance efficiency can be improved, the damage to other pipe networks can be avoided, meanwhile, the track of the underground pipeline is reasonably planned, and the construction difficulty is reduced.
Description
Technical Field
The invention relates to the technical field of urban underground pipelines, in particular to a pipeline detection method of a directional director.
Background
The urban underground pipeline refers to pipelines for water supply, drainage, gas, heating power, electric power, communication, radio and television, industry and the like in an urban range and auxiliary facilities thereof, is an important infrastructure and a 'lifeline' for guaranteeing urban operation, is planned to take about 10 years in China, and is built into a relatively perfect urban underground pipeline system, so that the construction management level of the underground pipeline can meet the requirements of economic and social development, and the emergency disaster prevention capability is greatly improved. With the continuous and stable development of economy in China, in order to meet the increasing pipeline requirements of people, underground pipelines of various large and medium cities are constructed on a large scale, some underground pipelines need to be maintained and updated, and then pipelines need to be detected, so the accuracy of pipeline detection becomes the most important factor in pipeline maintenance or excavation, high-precision pipeline detection can be realized, the maintenance efficiency can be improved, the damage to other pipelines can be avoided, meanwhile, the track of the underground pipelines can be reasonably planned, and the construction difficulty is reduced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a pipeline detection method of a directional guide instrument, which has high pipeline detection precision, can improve the maintenance efficiency and avoid the damage to other pipe networks, and simultaneously rationalizes the underground pipeline track and reduces the construction difficulty.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a pipeline detection method of a directional director specifically comprises the following operation steps: firstly, preparing a construction site, cleaning the construction site, arranging fences around the construction site and installing construction warning boards;
secondly, establishing a construction coordinate,
1) determining a reference point, namely setting a drilling point at the starting end of a construction site as a starting coordinate reference point;
2) determining characteristic points, marking characteristic objects in a construction site as the characteristic points, and measuring distance and orientation parameters from the reference points by a surveying and mapping measuring tool;
3) determining an underground pipe network, acquiring the distribution condition of the underground pipe network of the construction site by inquiring the construction of the urban pipe network, and checking the distribution track of the underground pipe network of the construction site by using a detection tool; a multipoint track method is adopted during checking: a plurality of points are equidistantly arranged on the inquired pipe network distribution path, the distance between the points is 10m, lower marks are made, and then the distance and the azimuth parameters from the datum point are measured by a surveying and mapping measuring tool;
and the third step, designing the track of the pipeline,
inputting the datum point parameters, the characteristic point parameters and the pipeline distribution track parameters measured in the second step into a computer, calculating, analyzing and processing data by using 3D modeling software, simulating a construction site terrain model, analyzing and processing the terrain model, planning an optimal pipeline track, equally dividing the track to specific parameters from a corresponding track point to the datum point and the characteristic point, wherein the equal division distance is 5 m;
fourthly, performing site construction on track points, obtaining track point parameters according to the third step, and then combining the datum points and the characteristic points determined in the second step to perform construction site pipeline track point setting;
fifthly, directional guide points are set, track points on the fourth step are connected to form a pipeline planning path, then the pipeline planning path is divided equally, directional guide points are set, the equal division distance is 20m, then directional guide instrument transmitters are set at all the directional guide points, and the signal transmission distance of the directional guide instrument transmitters is 20-25 m;
and sixthly, directionally drilling the pipeline, arranging a drilling pit near the planning reference point, then installing the drilling machine in front of the drilling pit, then installing a directional director receiver on the drill bit of the drilling machine, then respectively connecting the directional director transmitters of all points in the fifth step and the directional director receiver on the drill bit of the drilling machine with a computer, and then displaying the drill bit and the planning path in real time by utilizing the computer to reduce the drilling error.
Preferably, the surveying and mapping tool in the second step comprises a level gauge and a distance meter.
Preferably, the detection tool in the third step is an underground pipeline detector.
Preferably, the trajectory data in the third step can be uploaded systematically, and a concrete trajectory database for urban pipe network distribution is established.
Preferably, an identification pile can be arranged at the position of the reference point and the guide point.
Preferably, the signal surface of the directional director transmitter in the fifth step is a sector surface, and the sector surface faces the drilling machine.
Preferably, a drilling pit is arranged at the reference point in the sixth step, and when drilling, the drill bit drills into the drilling pit from a drilling point, and then the drill bit drills along the track of the pipeline to form the pipeline directional guiding detection construction.
(III) advantageous effects
The invention provides a pipeline detection method for a directional director. Has the following beneficial effects:
the pipeline detection method of the directional director determines parameters through datum points, characteristic points and an underground pipe network, calculates, analyzes and processes the parameters through computer 3D modeling software to establish a construction site model, analyzes and calculates the established model again to finally obtain an optimal pipeline planning path, reasonably avoids obstacles and the underground pipe network, plans the path through equal division of the pipeline to set track points and guide points, facilitates the directional director transmitter to set guidance, then cooperates with a directional director receiver on a drill bit to mutually sense, determines the position relation of the drill bit and each guide point during actual excavation, cooperates with a computer to display the drill bit and the excavation path in real time, can realize deviation and timely error reporting, facilitates timely adjustment, achieves high-precision pipeline detection excavation, avoids damage to other pipe networks, and simultaneously rationalizes and plans the underground pipe path, the construction difficulty is reduced, information storage is carried out on track parameters and guide point positions of the newly-built pipeline, later-stage maintenance and retrieval are facilitated, the maintenance efficiency is improved, and the maintenance time is saved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: a pipeline detection method of a directional director specifically comprises the following operation steps: firstly, preparing a construction site, cleaning the construction site, arranging fences around the construction site and installing construction warning boards;
secondly, establishing a construction coordinate,
3) determining a reference point, namely setting a drilling point at the starting end of a construction site as a starting coordinate reference point;
4) determining characteristic points, marking characteristic objects in a construction site as the characteristic points, and measuring distance and orientation parameters from the reference points by a surveying and mapping measuring tool;
3) determining an underground pipe network, acquiring the distribution condition of the underground pipe network of the construction site by inquiring the construction of the urban pipe network, and checking the distribution track of the underground pipe network of the construction site by using a detection tool; a multipoint track method is adopted during checking: a plurality of points are equidistantly arranged on the inquired pipe network distribution path, the distance between the points is 10m, lower marks are made, and then the distance and the azimuth parameters from the datum point are measured by a surveying and mapping measuring tool;
and the third step, designing the track of the pipeline,
inputting the datum point parameters, the characteristic point parameters and the pipeline distribution track parameters measured in the second step into a computer, calculating, analyzing and processing data by using 3D modeling software, simulating a construction site terrain model, analyzing and processing the terrain model, planning an optimal pipeline track, equally dividing the track to specific parameters from a corresponding track point to the datum point and the characteristic point, wherein the equal division distance is 5 m;
fourthly, performing site construction on track points, obtaining track point parameters according to the third step, and then combining the datum points and the characteristic points determined in the second step to perform construction site pipeline track point setting;
fifthly, directional guide points are set, track points on the fourth step are connected to form a pipeline planning path, then the pipeline planning path is divided equally, directional guide points are set, the equal division distance is 20m, then directional guide instrument transmitters are set at all the directional guide points, and the signal transmission distance of the directional guide instrument transmitters is 20-25 m;
and sixthly, directionally drilling the pipeline, arranging a drilling pit near the planning reference point, then installing the drilling machine in front of the drilling pit, then installing a directional director receiver on the drill bit of the drilling machine, then respectively connecting the directional director transmitters of all points in the fifth step and the directional director receiver on the drill bit of the drilling machine with a computer, and then displaying the drill bit and the planning path in real time by utilizing the computer to reduce the drilling error.
The surveying and mapping tool in the second step comprises a level gauge and a range finder.
And in the third step, the detection tool is an underground pipeline detector.
And systematically uploading the track data in the third step to establish a concrete track database for urban pipe network distribution.
The marking piles may be arranged at the positions of the reference points and the guide points.
And in the fifth step, the signal surface of the transmitter of the directional director is a sector surface, and the sector surface faces the drilling machine.
And in the sixth step, a drilling pit is arranged at the reference point, a drill bit drills into the drilling pit from the drilling point during drilling, and then the drill bit drills along the track of the pipeline to form the directional guide detection construction of the pipeline.
Example 1, new pipeline exploration: cleaning a construction site, erecting fences around the construction site and adding warning boards, measuring ground datum points and characteristic point parameters by a surveying and mapping measuring tool according to the second step, leaving marks, inquiring the construction site for an underground pipe network, verifying an actual route by a detecting tool, determining track distribution, inputting the parameters into a computer, analyzing and calculating by matching with 3D modeling software in the computer, performing construction site terrain simulation construction, analyzing a model of the simulation construction, planning an optimal pipeline path, dividing the pipeline path equally to obtain specific position parameters, setting track points by matching with the datum points and the characteristic point positions for site construction, connecting the track points to form a drilling path, dividing the drilling path equally, arranging a directional guide instrument emitter, excavating a drilling pit near a reference point, then drilling by matching with a drilling machine, arranging a drilling pit on an entry point during drilling, enabling a drill bit to drill from the drilling pit, then installing a directional guide instrument receiver on the drill bit, then utilizing mutual induction of the directional guide instrument receiver and the directional guide instrument emitter to determine the distance and the direction of each guide point of the drill bit, and then matching with a computer to display the drill bit and the drilling path in real time and offset and report errors in time, thereby realizing timely correction and achieving high-precision detection excavation;
example 2, pipeline maintenance: the pipeline track parameters and the distribution position database uploaded during new construction of the pipeline can be matched with the identification piles arranged at the guide points to realize rapid determination of the pipeline position, and then the pipeline detector is matched to overhaul the pipeline for maintenance.
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. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A pipeline detection method of a directional director is characterized by comprising the following operation steps: firstly, preparing a construction site, cleaning the construction site, arranging fences around the construction site and installing construction warning boards;
secondly, establishing a construction coordinate,
determining a reference point, namely setting a drilling point at the starting end of a construction site as a starting coordinate reference point;
determining characteristic points, marking characteristic objects in a construction site as the characteristic points, and measuring distance and orientation parameters from the reference points by a surveying and mapping measuring tool;
3) determining an underground pipe network, acquiring the distribution condition of the underground pipe network of the construction site by inquiring the construction of the urban pipe network, and checking the distribution track of the underground pipe network of the construction site by using a detection tool; a multipoint track method is adopted during checking: a plurality of points are equidistantly arranged on the inquired pipe network distribution path, the distance between the points is 10m, lower marks are made, and then the distance and the azimuth parameters from the datum point are measured by a surveying and mapping measuring tool;
and the third step, designing the track of the pipeline,
inputting the datum point parameters, the characteristic point parameters and the pipeline distribution track parameters measured in the second step into a computer, calculating, analyzing and processing data by using 3D modeling software, simulating a construction site terrain model, analyzing and processing the terrain model, planning an optimal pipeline track, equally dividing the track to specific parameters from a corresponding track point to the datum point and the characteristic point, wherein the equal division distance is 5 m;
fourthly, performing site construction on track points, obtaining track point parameters according to the third step, and then combining the datum points and the characteristic points determined in the second step to perform construction site pipeline track point setting;
fifthly, directional guide points are set, track points on the fourth step are connected to form a pipeline planning path, then the pipeline planning path is divided equally, directional guide points are set, the equal division distance is 20m, then directional guide instrument transmitters are set at all the directional guide points, and the signal transmission distance of the directional guide instrument transmitters is 20-25 m;
and sixthly, directionally drilling the pipeline, arranging a drilling pit near the planning reference point, then installing the drilling machine in front of the drilling pit, then installing a directional director receiver on the drill bit of the drilling machine, then respectively connecting the directional director transmitters of all points in the fifth step and the directional director receiver on the drill bit of the drilling machine with a computer, and then displaying the drill bit and the planning path in real time by utilizing the computer to reduce the drilling error.
2. The method for pipeline inspection by a directional guide instrument according to claim 1, wherein the method comprises the following steps: the surveying and mapping tool in the second step comprises a level gauge and a range finder.
3. The method for pipeline inspection by a directional guide instrument according to claim 1, wherein the method comprises the following steps: and the detection tool in the third step is an underground pipeline detector.
4. The method for pipeline inspection by a directional guide instrument according to claim 1, wherein the method comprises the following steps: and systematically uploading the track data in the third step, and establishing a concrete track database for urban pipe network distribution.
5. The method for pipeline inspection by a directional guide instrument according to claim 1, wherein the method comprises the following steps: an identification peg may be provided at the datum point and guide point location.
6. The method for pipeline inspection by a directional guide instrument according to claim 1, wherein the method comprises the following steps: and in the fifth step, the signal surface of the transmitter of the directional director is a sector surface, and the sector surface faces the drilling machine.
7. The method for pipeline inspection by a directional guide instrument according to claim 1, wherein the method comprises the following steps: and in the sixth step, a drilling pit is arranged at the reference point, a drill bit drills into the drilling pit from a drilling point during drilling, and then the drill bit drills along the track of the pipeline to form the directional guide detection construction of the pipeline.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010440736.6A CN111550604A (en) | 2020-05-22 | 2020-05-22 | Pipeline detection method of directional director |
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| CN202010440736.6A CN111550604A (en) | 2020-05-22 | 2020-05-22 | Pipeline detection method of directional director |
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| CN113405539A (en) * | 2021-06-21 | 2021-09-17 | 杭州越歌科技有限公司 | Underground pipeline surveying and mapping method and system |
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Application publication date: 20200818 |