CN204788268U - Underground piping parameter measurement device - Google Patents
Underground piping parameter measurement device Download PDFInfo
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- CN204788268U CN204788268U CN201520529349.4U CN201520529349U CN204788268U CN 204788268 U CN204788268 U CN 204788268U CN 201520529349 U CN201520529349 U CN 201520529349U CN 204788268 U CN204788268 U CN 204788268U
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Abstract
The embodiment of the utility model discloses underground piping parameter measurement device, peep device, transmission lines and master control box in telescopic link, first sensing range unit, pipeline, wherein: the top and the bottom of telescopic link are provided with respectively first sensing range unit with peep the device in the pipeline, it includes camera device, laser emission device and second sensing range unit to peep the device in the pipeline, transmission lines's one end respectively with first sensing range unit peep device electricity in the pipeline and connect, the other end with master control box electricity is connected. The staff only need be in subaerial control the telescopic link will peep the device in the pipeline and extend and treat the measuring channel, obtain treat the parameter of measuring channel, factor of safety is high, additionally, the utility model discloses calculate based on the high chord length method of bow treat the pipe diameter of measuring channel, also can be accurate when having deposit or barrier in institute's measuring channel obtain treat the buried depth and the pipe diameter parameter of measuring channel.
Description
Technical field
The utility model relates to underground pipeline monitoring technical field, particularly relates to a kind of underground pipeline parameter measuring apparatus.
Background technology
Along with the development of society and improving constantly of current Chinese Urbanization level, urban infrastructure development is swift and violent, and underground pipeline also becomes increasingly complex.The renewal of old pipeline, the design planning of new pipeline, all needs the various information understanding underground pipeline.In the detection or generaI investigation process of underground piping system, caliber and buried depth are two important parameters needing to measure, and wherein: caliber refers to the diameter of underground pipeline inwall, buried depth refers to the vertical height to ground bottom underground pipeline.Usually, generally measuring with tape measure or other instrument when measuring caliber, generally adopting steel ruler or " L " type sounding rod to measure when measuring buried depth.
In prior art, in the measuring process for pipe parameter in underground piping system, general with " L " type sounding rod measuring channel, described " L " type sounding rod comprises vertical rod and cross bar, and described cross bar is vertically set on one end of described vertical rod.When measuring, described vertical rod being inserted in respectively top and the bottom of pipeline, by reading the numerical value in described vertical rod, drawing caliber and the buried depth of tested pipeline.For the pipeline that Calibration accuracy requirement is high, then need to use a kind of sensor-based pipe diameter measuring device, it is when measuring channel caliber, measured pipe diameter is placed on sensing head transmitter, between sensing head receiver, then instruction is provided to sensing head transmitter by data collecting card, again by sensing head transmitter emission measurement signal to sensing head receiver, after sensing head receiver receives the measuring-signal of sensing head transmitter transmitting, again by measuring-signal returned data capture card, the numerical value that calculator software can identify is converted the signal into by data collecting card, and reach counter, out by counter by tested pipeline caliber numerical monitor finally, by sensing head transmitter, between sensing head receiver, signal power calculates the caliber of tested pipeline.
But when using above-mentioned sensor-based pipe diameter measuring device to measure caliber, need lower well operations, but underground pipeline situation is complicated, under staff there is potential safety hazard and inefficiency in well operations.
Utility model content
The utility model embodiments provides a kind of underground pipeline parameter measuring apparatus and measuring method thereof, need descend well operations, the problem that danger coefficient is high to solve measurement mechanism of the prior art.
In order to solve the problems of the technologies described above, the utility model embodiment discloses following technical scheme:
A kind of underground pipeline parameter measuring apparatus, comprises expansion link, the first sensing distance measuring equipment, pipe endoscopic monitoring device, transmission cable and master control box, wherein:
The top of described expansion link and bottom are respectively arranged with described first sensing distance measuring equipment and described pipe endoscopic monitoring device, and described first sensing distance measuring equipment is for measuring the vertical range of point to be measured to described first sensing distance measuring equipment;
Described pipe endoscopic monitoring device comprises camera head, laser beam emitting device and the second sensing distance measuring equipment, described camera head is arranged on the tip position of described expansion link, tool is at regular intervals above described camera head, between described laser beam emitting device and described camera head for described laser beam emitting device, and described second sensing distance measuring equipment is between described camera head and described laser beam emitting device;
One end of described transmission cable is electrically connected with described first sensing distance measuring equipment, described camera head, described laser beam emitting device and described second sensing distance measuring equipment respectively, and the other end is electrically connected with described master control box.
Preferably, described underground pipeline parameter measuring apparatus, also comprises the 3rd sensing distance measuring equipment arranged on described expansion link, and described 3rd distance measuring equipment comprises sender unit and signal receiving device, wherein:
Described sender unit and described laser beam emitting device are arranged in same level, described signal receiving device and described first sensing distance measuring equipment are arranged in same level, and described sender unit and described signal receiving device are electrically connected with described master control box by described transmission cable.
Preferably, described underground pipeline parameter measuring apparatus, also comprises support, fixed head and level meter, wherein:
Described support is connected with described fixed head;
Described fixed head is provided with described first sensing distance measuring equipment, described signal receiving device and described level meter, the centre of described fixed head is provided with a through hole, and described expansion link runs through described through hole.
Preferably, described first sensing distance measuring equipment comprises laser ranging system.
Preferably, described second sensing distance measuring equipment comprises rotary laser distance measuring equipment.
Preferably, described 3rd sensing distance measuring equipment comprises electromagnetic distance measurement device.
Preferably, described underground pipeline parameter measuring apparatus, also comprise bracing frame, support frame as described above is connected with described expansion link, and described camera head, described second sensing distance measuring equipment are fixedly connected with support frame as described above from down to up successively with described laser beam emitting device.
From above technical scheme, the utility model implements the underground pipeline parameter measuring apparatus provided, comprise expansion link, the first sensing distance measuring equipment, pipe endoscopic monitoring device, transmission cable and master control box, wherein: the top of described expansion link and bottom are respectively arranged with described first sensing distance measuring equipment and described pipe endoscopic monitoring device; Described pipe endoscopic monitoring device comprises camera head, laser beam emitting device and the second sensing distance measuring equipment, described camera head is arranged on the tip position of described expansion link, described laser beam emitting device is positioned at the top of described camera head, and described second sensing distance measuring equipment is between described camera head and described laser beam emitting device; One end of described transmission cable is electrically connected with described first sensing distance measuring equipment, described camera head, described laser beam emitting device and described second sensing distance measuring equipment respectively, and the other end is electrically connected with described master control box.Compared with prior art, staff only needs to control on the ground the underground pipeline parameter measuring apparatus that the utility model provides, controlling described expansion link extends in pipeline to be measured by described pipe endoscopic monitoring device, carry out shooting to measure, according to the data that described first sensing distance measuring equipment and described second sensing distance measuring equipment obtain, realize staff without the need to buried depth and the caliber parameter that just can obtain described pipeline to be measured of going into the well, safety coefficient is high; In addition, the method that the utility model calculates described band measuring channel caliber is based on arc height chord length method, has buried depth and the caliber parameter that also can obtain described pipeline to be measured when deposition or barrier accurately in measured pipeline; Finally, because the utility model device comprises camera head, can detect pipe interior situation while measuring channel parameter, improve work efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, for those of ordinary skills, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of a kind of underground pipeline parameter measuring apparatus that Fig. 1 provides for the utility model embodiment;
The structural representation of the fixed head part that Fig. 2 provides for the utility model embodiment;
In Fig. 1 and 2, symbol is expressed as:
1-expansion link, 2-first sensing distance measuring equipment, 3-camera head, 4-laser beam emitting device, 5-second sensing distance measuring equipment, 6-transmission cable, 7-master control box, 81-sender unit, 82-signal receiving device, 9-support, 10-fixed head, 11-level meter, 12-bracing frame.
Embodiment
Technical scheme in the utility model is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
See Fig. 1, for the structural representation of a kind of underground pipeline parameter measuring apparatus that the utility model embodiment provides, comprise expansion link 1, first sensing distance measuring equipment 2, pipe endoscopic monitoring device, transmission cable 6 and master control box 7, wherein: the top of described expansion link 1 and bottom are respectively arranged with described first sensing distance measuring equipment 2 and described pipe endoscopic monitoring device; Described pipe endoscopic monitoring device comprises camera head 3, laser beam emitting device 4 and the second sensing distance measuring equipment 5; One end of described transmission cable 6 is electrically connected with described first sensing distance measuring equipment 1, described pipe endoscopic monitoring device respectively, and the other end is electrically connected with described master control box 7.
The described first sensing distance measuring equipment 2 that the top of described expansion link 1 is arranged, for measuring the vertical range of point to be measured to described first sensing distance measuring equipment 2, such as, measure the height of described first sensing distance measuring equipment 2 apart from level ground, or measure the distance between the device in described first sensing distance measuring equipment 2 and described pipe endoscopic monitoring device.In use described first sensing distance measuring equipment 2 is arranged on the top of well head residing for pipeline to be measured.Described first sensing distance measuring equipment 2 adopts simple to operate, easy to carry, fast response time and laser ranging system accurately, laser ranging system described in use procedure is to a branch of very thin laser of injection to be measured, the laser beam of described point reflection to be measured is received by photovalve, timer measures laser beam from the time being transmitted into reception, calculate the distance of described point to be measured to described first sensing distance measuring equipment 2, and record the angle between laser and level ground vertical line that described first sensing distance measuring equipment 2 launches, the vertical range of described point to be measured to described first sensing distance measuring equipment 2 is calculated according to trigonometric function, certainly described first sensing distance measuring equipment 2 also can adopt other sensing distance measuring equipment.
Described pipe endoscopic monitoring device is sent in described pipeline to be measured by described expansion link 1 and is carried out parameter measurement and video capture.Concrete device arrangement mode in described pipe endoscopic monitoring device is, described camera head 3 is arranged on the tip position of described expansion link 1, described laser beam emitting device 4 is above described camera head 3, between described laser beam emitting device 4 and described camera head 3, tool is at regular intervals, and described second sensing distance measuring equipment 5 is between described camera head 3 and described laser beam emitting device 4.Described camera head 3 is for carrying out video capture to the inner case of described pipeline to be measured and by captured video information transmission to described master control box 7, in general underground pipeline, light is more weak, can also arrange supplementary lighting sources in described camera head 3.Described laser beam emitting device 4 launches the laser beam perpendicular to described expansion link 1, when described laser beam irradiation is when the pipe top of described pipeline to be measured, the inwall of described laser beam and described pipeline to be measured only has an intersection point, when described laser beam is beaten when other position of described pipeline to be measured, the inwall of described laser beam and described pipeline to be measured has two intersection points.Described second sensing distance measuring equipment 5 is for measuring the distance between described laser beam and two intersection points of described inner-walls of duct to be measured, wherein: described second sensing distance measuring equipment 5 adopts rotary laser distance measuring equipment, control described rotary laser distance measuring equipment, first measure the distance between the first intersection point in described rotary laser distance measuring equipment and described two intersection points, then rotate to the second intersection point, measure the distance between described second intersection point, and record the angle that described rotary laser distance measuring equipment rotates, just the distance between described two intersection points can be drawn according to Pythagorean theorem, certainly described second sensing distance measuring equipment 5 also can be ultrasonic sensing distance measuring equipment or infrared sensing distance measuring equipment etc.
One end of described transmission cable 6 is electrically connected with described first sensing distance measuring equipment 2, described camera head 3, described laser beam emitting device 4 and described second sensing distance measuring equipment 5 respectively, and the other end is electrically connected with described master control box 7.Described transmission cable 6 comprises electric power cable and signal transmission cable, for electric energy transmitting and signal.Described master control box 7 is for completing the control of the process of video information, communication and each device, comprise supply unit, video information process device and control device, wherein: described supply unit is used for for the power device in described underground pipeline parameter measuring apparatus provides power supply and distribution to control; Described video information process device observes the laser beam of described laser beam emitting device 4 transmitting and the intersection point situation of described to be measured inner-walls of duct from the video information captured by described camera head 3, staff according to described video information for the treatment of also showing, judge that described laser beam emitting device 4 is in described ducted position to be measured, and control described first sensing distance measuring equipment 2 and described second sensing distance measuring equipment 5, obtain the correlation parameter information of described pipeline to be measured; Described control device is for realizing the action control of each device in described underground pipeline parameter measuring apparatus.In addition, described master control box 7 can also comprise data processing module, described first sensing distance measuring equipment 2 and described second sensing distance measuring equipment 5 by the data information transfer that collects to described data processing module, described data processing module calculates caliber and the buried depth parameter of described pipeline to be measured according to the described data message obtained, eliminate the artificial process calculated, increase work efficiency.
Use the underground pipeline parameter measuring apparatus of the present embodiment, staff only needs to control described expansion link 1 on ground and extends in pipeline to be measured by described pipe endoscopic monitoring device, and other device is established on the ground; Control described first sensing distance measuring equipment 2 and measure the height H of described first sensing distance measuring equipment 2 apart from level ground
ground; Control described camera head 3 and carry out video capture to described pipe interior to be measured, staff checks described video by described master control box 7 and controls described underground pipeline parameter measuring apparatus according to described video; Controlling described expansion link 1 makes the inwall of described laser beam and described pipeline to be measured have an intersection point, controls described first sensing distance measuring equipment 2 and measures the first distance H between described first sensing distance measuring equipment 2 and described laser beam emitting device 4
pipe top, then the pipe top buried depth D of described pipeline to be measured
pipe top=H
pipe top-H
ground; Controlling described expansion link 1 makes the inwall of described laser beam and described pipeline to be measured have two intersection points, controls described first sensing distance measuring equipment 2 and measures second distance H between described first sensing distance measuring equipment 2 and described laser beam emitting device 4
guan Zhong, then the distance H between the pipe top of described laser beam emitting device 4 and described pipeline to be measured
bend high=H
guan Zhong-H
pipe top, control described second sensing distance measuring equipment 5 and measure distance L between described two intersection points
chord length; According to the high chord length of bow
draw the caliber of described pipeline to be measured, by the value D of caliber
caliberwith described pipe top buried depth D
pipe topvalue after addition is the buried depth of described pipeline to be measured.Therefore, the underground pipeline parameter measuring apparatus that the present embodiment provides, also buried depth and the caliber parameter of described pipeline to be measured can be obtained accurately when having deposition or barrier in described pipeline to be measured, in addition, the utility model device comprises camera head, can detect pipe interior situation while measuring channel parameter, improve work efficiency.It should be noted that, when can see at the bottom of pipe when described pipeline to be measured does not deposit while, directly can measure caliber and the buried depth of described pipeline to be measured by controlling described first sensing distance measuring equipment 2
In addition, when using described first sensing distance measuring equipment 2 to measure the distance of described laser beam emitting device 4, because in underground pipeline, light is weak, situation is complicated, distance between the described first sensing distance measuring equipment 2 that very difficult guarantee is measured and described laser beam emitting device 4 is vertical range, in order to ensure measuring accuracy, the underground pipeline measurement mechanism that the present embodiment provides also comprises the 3rd sensing distance measuring equipment, described 3rd distance measuring equipment comprises sender unit 81 and signal receiving device 82, in order to the distance that the distance ensured between the described sender unit 81 measured and described signal receiving device 82 equals between described first sensing distance measuring equipment 2 and described laser beam emitting device 4, described sender unit 81 and described laser beam emitting device 4 are arranged in same level, described signal receiving device 82 and described first sensing distance measuring equipment 2 are arranged in same level, described sender unit 81 and described signal receiving device 82 are electrically connected with described master control box 7 by described transmission cable 6.Described 3rd sensing distance measuring equipment adopts the electromagnetic distance measurement device being affected by the external environment little, described sender unit 81 can regulate launched wave frequency and the characteristic frequency electromagnetic wave sent, described signal receiving device 82 receives the electromagnetic wave of this frequency, by amplifying, filtering etc. and formulae discovery can obtain the distance between described sender unit 81 and described signal receiving device 82, the distance namely between described first sensing distance measuring equipment 2 and described laser beam emitting device 4.
Further, in order to improve measuring accuracy and handled easily, the underground pipeline parameter measuring apparatus that the present embodiment provides also comprises support 9, fixed head 10 and level meter 11, wherein: described support 9 is connected with described fixed head 10.As shown in Figure 2, described fixed head 10 is provided with described first sensing distance measuring equipment 2, described signal receiving device 82 and described level meter 11; The centre of described fixed head 10 is provided with a through hole, described expansion link 1 runs through described through hole, described expansion link 1 comprises fixed bar and motion bar, described fixed bar is fixedly connected with described fixed head 10, described motion bar is set in described fixed bar, described motion bar is connected with described underground pipeline measurement mechanism, in operating process, extends described ducted particular location to be measured by the underground pipeline measurement mechanism described in action control that elongates or shortens controlling described motion bar.Described support 9 plays support fixation, can substitute operating personnel like this and support described expansion link 1 with hand, handled easily.Described fixed head arranges described level meter 11, before carrying out pipe parameter measurement, first support good described support 9, then regulate the bubble in described level meter 11 placed in the middle, described like this fixed head 10 is parallel with the level ground around well head above described pipeline to be measured, and then ensure that described expansion link 1 is perpendicular to level ground, improve measuring accuracy.
In addition; because described underground pipeline measurement mechanism is more valuable; and may there be deposition or barrier etc., circumstance complication in underground pipeline inside; in order to effectively protect stretching into ducted described pipe endoscopic monitoring device; the underground pipeline parameter measuring apparatus that the present embodiment provides also comprises bracing frame 12; wherein; support frame as described above 12 is connected with described expansion link 1, and described camera head 3, described second sensing distance measuring equipment 5 are fixedly connected with support frame as described above 12 from down to up successively with described laser beam emitting device 4.
Implement by adopting the underground pipeline measurement mechanism shown in the present embodiment Fig. 1 and Fig. 2 to comprise the measuring method of underground pipe parameter:
Step 1: control expansion link 1 and pipe endoscopic monitoring device is extended in pipeline to be measured, keep described expansion link 1 perpendicular to level ground;
Wherein: before step 1, comprise further, if underground pipeline measurement mechanism comprises support 9 and level meter 11, then, after the good described support 9 of support, regulate described support 9 to make the bubble in described level meter 11 placed in the middle.
Step 2: control camera head 3 and described pipe interior to be measured is taken and captured video is reached primary control box 7.
Step 3: control the first sensing distance measuring equipment 2 and measure the height H 1 of described first sensing distance measuring equipment 2 apart from level ground.
Step 4: control laser beam emitting device 4 launches the laser beam perpendicular to described expansion link 1.
Step 5: control described expansion link 1 and make the inwall of described laser beam and described pipeline to be measured only have an intersection point, controls the first sensing distance measuring equipment or the depth H 2 of described first sensing distance measuring equipment 2 apart from described laser beam emitting device 4 measured by the 3rd sensing distance measuring equipment;
In the utility model, due to the device that described laser beam emitting device 4 is topmost in described pipe endoscopic monitoring device, so when the inwall of described laser beam and described pipeline to be measured only has an intersection point, this position is the pipe top of described pipeline to be measured, thus described first sensing distance measuring equipment 2 apart from described laser beam emitting device 4 the degree of depth, be the degree of depth of described first sensing distance measuring equipment 2 apart from described pipeline pipe top to be measured;
Control the first sensing distance measuring equipment 2 or the 3rd sensing distance measuring equipment and measure the depth H 2 of described first sensing distance measuring equipment 2 apart from described laser beam emitting device 4, specifically comprise: control described first sensing distance measuring equipment 2 and measure the depth H 2 of described first sensing distance measuring equipment 2 apart from described laser beam emitting device 4, or the distance controlled between the 3rd sensing distance measuring equipment measuring-signal emitter 81 and signal receiving device 82, because described sender unit 81 is in same level with described laser beam emitting device 4, described signal receiving device 82 is in same level with described first sensing distance measuring equipment 2, so the distance between described sender unit 81 and described signal receiving device 82, be the depth H 2 of described first sensing distance measuring equipment 2 apart from described laser beam emitting device 4.
Step 6: control described expansion link 1 and make the inwall of described laser beam and described pipeline to be measured have two intersection points, controls the first sensing distance measuring equipment 2 or described 3rd sensing distance measuring equipment and measures described first sensing distance measuring equipment 2 apart from the depth H 3 of described laser beam emitting device 4 and control the second sensing distance measuring equipment 5 and measure horizontal range L1 between described two intersection points;
In this step, if when the thickness of deposits in described pipeline to be measured is less than the radius of described pipeline to be measured, controlling described expansion link 1 makes described laser beam make the distance between described two intersection points the longest, distance L1 then between described two intersection points is the caliber of pipeline to be measured, vertical range R between described laser beam emitting device 4 and described pipeline top to be measured equals the radius of described pipeline to be measured, i.e. L1=2R, so only need to obtain the arbitrary data in L1 or H3, caliber and the buried depth of described pipeline to be measured just can be drawn.
Step 7: according to
and H
buried depth=H2-H1+D
caliber, draw caliber and the buried depth of described pipeline to be measured.
Wherein, the caliber of described pipeline to be measured and the acquisition pattern of buried depth data, also can be obtained by manually calculating according to raw data by the data processing module process in described master control box 7.
In addition, when needs judge whether described pipeline to be measured is out of shape, then the diverse location of pipe under test described in repetitive measurement data value, draw the caliber value of diverse location, according to the caliber numerical value of the described pipe under test that repetitive measurement obtains, carry out simple numerical values recited and relatively judge whether described pipeline to be measured is out of shape, or calculate the variance of the caliber value of described diverse location, judge whether described variance is more than or equal to the threshold value of setting, if described variance is more than or equal to the threshold value of setting, described pipe deforming to be measured can be concluded.
Further, the measuring method of the underground pipeline parameter that the present embodiment proposes, can also repeat the operation of above-mentioned steps, thus the parameter of pipeline to be measured described in repetitive measurement, and try to achieve the mean value of repetitive measurement, draw caliber and the buried depth of underground pipeline.By the mean value that repetitive measurement is tried to achieve, can effectively reduce the error recorded, improve the degree of accuracy of underground pipeline parameter measurement.
It should be noted that, in this article, the such as relational terms of " first " and " second " etc. and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
The above is only embodiment of the present utility model, those skilled in the art is understood or realizes the utility model.To be apparent to one skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a underground pipeline parameter measuring apparatus, is characterized in that, comprises expansion link (1), the first sensing distance measuring equipment (2), pipe endoscopic monitoring device, transmission cable (6) and master control box (7), wherein:
The top of described expansion link (1) and bottom are respectively arranged with described first sensing distance measuring equipment (2) and described pipe endoscopic monitoring device, and described first sensing distance measuring equipment (2) is for measuring the vertical range of point to be measured to described first sensing distance measuring equipment (2);
Described pipe endoscopic monitoring device comprises camera head (3), laser beam emitting device (4) and the second sensing distance measuring equipment (5), described camera head (3) is arranged on the tip position of described expansion link (1), described laser beam emitting device (4) is positioned at the top of described camera head (3), between described laser beam emitting device (4) and described camera head (3), tool is at regular intervals, and described second sensing distance measuring equipment (5) is positioned between described camera head (3) and described laser beam emitting device (4);
One end of described transmission cable (6) is electrically connected with described first sensing distance measuring equipment (2), described camera head (3), described laser beam emitting device (4) and described second sensing distance measuring equipment (5) respectively, and the other end is electrically connected with described master control box (7).
2. underground pipeline parameter measuring apparatus according to claim 1, it is characterized in that, also comprise the 3rd sensing distance measuring equipment arranged on described expansion link (1), described 3rd distance measuring equipment comprises sender unit (81) and signal receiving device (82), wherein:
Described sender unit (81) and described laser beam emitting device (4) are arranged in same level, described signal receiving device (82) and described first sensing distance measuring equipment (2) are arranged in same level, and described sender unit (81) and described signal receiving device (82) are electrically connected with described master control box (7) by described transmission cable (6).
3. underground pipeline parameter measuring apparatus according to claim 2, is characterized in that, also comprises support (9), fixed head (10) and level meter (11), wherein:
Described support (9) is connected with described fixed head (10);
Described fixed head (10) is provided with described first sensing distance measuring equipment (2), described signal receiving device (82) and described level meter (11), the centre of described fixed head (10) is provided with a through hole, and described expansion link (1) runs through described through hole.
4. underground pipeline parameter measuring apparatus according to claim 1 and 2, is characterized in that, described first sensing distance measuring equipment (2) comprises laser ranging system.
5. underground pipeline parameter measuring apparatus according to claim 1 and 2, is characterized in that, described second sensing distance measuring equipment (5) comprises rotary laser distance measuring equipment.
6. the underground pipeline parameter measuring apparatus according to Claims 2 or 3, is characterized in that, the 3rd sensing distance measuring equipment comprises electromagnetic distance measurement device.
7. underground pipeline parameter measuring apparatus according to claim 1, it is characterized in that, also comprise bracing frame (12), support frame as described above (12) is connected with described expansion link (1), and described camera head (3), described second sensing distance measuring equipment (5) are fixedly connected with support frame as described above (12) from down to up successively with described laser beam emitting device (4).
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| CN201520529349.4U CN204788268U (en) | 2015-07-21 | 2015-07-21 | Underground piping parameter measurement device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066893A (en) * | 2015-07-21 | 2015-11-18 | 湖南大麓管道工程有限公司 | Underground pipeline parameter measurement device and measurement method thereof |
| CN107504916A (en) * | 2017-09-12 | 2017-12-22 | 四川大学 | Optical fiber gauge head and hand and self-action via depth measuring instrument for via depth measurement |
| CN112145962A (en) * | 2020-10-21 | 2020-12-29 | 中海石油气电集团有限责任公司 | Visual detection integrated device in LNG storage tank |
-
2015
- 2015-07-21 CN CN201520529349.4U patent/CN204788268U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066893A (en) * | 2015-07-21 | 2015-11-18 | 湖南大麓管道工程有限公司 | Underground pipeline parameter measurement device and measurement method thereof |
| CN105066893B (en) * | 2015-07-21 | 2017-09-01 | 湖南大麓科技有限公司 | A kind of underground piping parameter measuring apparatus and its measuring method |
| CN107504916A (en) * | 2017-09-12 | 2017-12-22 | 四川大学 | Optical fiber gauge head and hand and self-action via depth measuring instrument for via depth measurement |
| CN112145962A (en) * | 2020-10-21 | 2020-12-29 | 中海石油气电集团有限责任公司 | Visual detection integrated device in LNG storage tank |
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