CN107806873A - A kind of route of pipe line calipers - Google Patents
A kind of route of pipe line calipers Download PDFInfo
- Publication number
- CN107806873A CN107806873A CN201711055106.1A CN201711055106A CN107806873A CN 107806873 A CN107806873 A CN 107806873A CN 201711055106 A CN201711055106 A CN 201711055106A CN 107806873 A CN107806873 A CN 107806873A
- Authority
- CN
- China
- Prior art keywords
- fuselage
- route
- pipe line
- wheel group
- drawing head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
- G01C21/12—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
A kind of route of pipe line calipers disclosed by the invention, wheel group including fuselage and on fuselage, the wheel group includes at least three straightening supports being radially arranged around fuselage and the roller on straightening support, the front fuselage is provided with the drawing head for being used for connecting transmission yarn, the drawing head is built-in with attitude transducer, by the support of wheel group and inside pipe wall in measurement process, keep trajectory measurement instrument is stable to move ahead, while there is damping, reduce frictional force；Cancel instrument chamber structure, attitude transducer and run-length encoding device are incorporated on drawing head, the location paths of pipeline are measured during going before measuring by attitude transducer, walking distance data is measured by run-length encoding device, substantially reduces the volume of measurement apparatus, quality is lighter, operate more flexible convenience, slide more smooth quick, be advantageous to improve measurement efficiency, structure is practical reliable.
Description
Technical field
The present invention relates to a kind of measuring apparatus, especially a kind of route of pipe line calipers.
Background technology
No-dig technique communication engineering pipe space trajectory measurement technology, with not welding, traffic, construction period are not influenceed
The advantages that short, it is widely used in communication line engineering, its pipe space trajectory measurement has important to trenchless engineering construction
Effect.Communication pipe trajectory measurement technology mainly carries out data acquisition using pipeline survey instrument at present, using detecting head in pipe
Interior walking, the data of measurement are calculated into three-dimensional track by cable transmission to host computer processing.Existing communication pipe track
Detecting head is commonly provided for loading the instrument bin of sensor, and at least provided with two groups of pulleys, volume is more huge, and structure is multiple
Miscellaneous, when pipeline camber is excessive, detecting head is slided and is easily restricted, and increase measurement difficulty, reduces measurement efficiency.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention provides a kind of measurement apparatus suitable for underground communication pipeline path,
Structure is practical reliable.
To achieve these goals, the technical solution adopted in the present invention is：
A kind of route of pipe line calipers, including fuselage and the wheel group on fuselage, the wheel group include at least three
The straightening support and the roller on straightening support being radially arranged around fuselage, the front fuselage, which is provided with, to be used to connect transmission
The drawing head of cable, the drawing head are built-in with attitude transducer and run-length encoding device, and the tail end of the fuselage, which is provided with, to be used to clap
The camera of inner-walls of duct is taken the photograph, the camera is connected with transmission cable, and the fuselage is stainless steel body, is gone before measuring
The location paths of pipeline are measured in journey by attitude transducer, walking distance data is measured by run-length encoding device.
Preferably, the straightening support is made up of two swing rods, what the fuselage slided provided with slide-bar and along slide-bar
Axle sleeve, wherein a swing rod is hinged on drawing head, another swing rod is hinged on axle sleeve, and the roller is located at the connection of two swing rods
Place.
Preferably, the spring for resiliency urged straightening support circumferentially extending is cased with the slide-bar.
Preferably, the wheel group is provided with the straightening support of six arranged at equal intervals.
Preferably, the transmission yarn is fiber optic transmission cables.
Preferably, the tail end of the fuselage is provided with the camera for being used for shooting inner-walls of duct.
Beneficial effects of the present invention：The measurement apparatus of the present invention in measurement process by the support of wheel group and inside pipe wall,
Keep trajectory measurement instrument is stable to move ahead, while there is damping, reduce frictional force；Cancel instrument chamber structure, posture is passed
Sensor and run-length encoding device are incorporated on drawing head, measure the position road of pipeline during going before measuring by attitude transducer
Footpath, walking distance data is measured by run-length encoding device, substantially reduces the volume of measurement apparatus, quality is lighter, and operation is more flexible
It is convenient, slide more smooth quick, be advantageous to improve measurement efficiency, structure is practical reliable.
Brief description of the drawings
The embodiment of the present invention is described further below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the measurement apparatus of the present invention.
Embodiment
Reference picture 1, a kind of route of pipe line calipers of the invention, including fuselage and the wheel group on fuselage, the wheel
Group includes at least three straightening supports being radially arranged around fuselage and the roller 2 on straightening support, the front fuselage
Provided with the drawing head 1 for connecting transmission yarn 6, the drawing head 1 is built-in with attitude transducer and run-length encoding device, and posture passes
Sensor and run-length encoding device transmit the data of detection to host computer by transmission yarn 6, and fuselage is stainless steel body, reduce whole
Machine quality, structure are more firm.The attitude transducer of use is the high performance three-dimensional motion attitude measuring system based on MEMS technology,
It includes three-axis gyroscope, the motion sensor such as three axis accelerometer, three axle electronic compass, at embedded low-power consumption ARM
Reason device obtains the data such as 3 d pose and orientation by temperature-compensating.Run-length encoding device is by detecting roller during moving ahead
2 rotating speed and calculate corresponding walking distance.
The measurement apparatus pulls drawing head 1 to make measurement apparatus along before inner-walls of duct in measurement process, by transmission yarn 6
OK, by the support of wheel group and inside pipe wall, keep trajectory measurement instrument is stable to move ahead, while there is damping, reduce the work of frictional force
With；Cancel instrument chamber structure, attitude transducer and run-length encoding device are incorporated on drawing head 1, substantially reduce measurement apparatus
Volume, quality is lighter, operates more flexible convenience, slides more smooth quick, is advantageous to improve measurement efficiency, structure is practical reliable.
In embodiment, wheel group is provided with the straightening support of six arranged at equal intervals, and straightening support, should to play claw type stretching structure
Straightening support is made up of two swing rods 3, and the fuselage is provided with slide-bar and the axle sleeve 4 slided along slide-bar, wherein a swing rod 3 is cut with scissors
It is connected on drawing head 1, another swing rod 3 is hinged on axle sleeve 4, and the roller 2 is located at the junction of two swing rods 3.Wherein, on slide-bar
The spring 5 for making straightening support circumferentially extending for resiliency urged axle sleeve 4 is cased with, roller 2 can so be in close contact with tube wall,
Keep stability of the measurement apparatus during being slidably advanced.
Wherein, for the transmission yarn used for fiber optic transmission cables, attitude transducer is that electronic compass is combined with optical fibre gyro
Sensor, attitude transducer with certain frequency measurement azimuth, the angle of pitch, attitude transducer by these data in real time on
Host computer is reached, data are transmitted using optical fiber, the interference of environmental magnetic field can be avoided, it is easy to operate, obtained so as to real-time
Go out high accuracy, efficient three-dimensional tube track data.
The embodiment, the tail end of fuselage are provided with the camera 7 for being used for shooting inner-walls of duct.Can be by taking the photograph in measurement process
As first 7 captured in real-time inner-walls of duct, camera 7 by the situation captured in real-time in pipeline and can be uploaded to upper in moving process
Machine, in such manner, it is possible to be the quality condition it will be clearly understood that pipeline without excavation construction, it is more practical reliable.
It is described above, simply presently preferred embodiments of the present invention, the invention is not limited in above-mentioned embodiment, as long as
It reaches the technique effect of the present invention with identical means, should all belong to protection scope of the present invention.
Claims (5)
- A kind of 1. route of pipe line calipers, it is characterised in that：Wheel group including fuselage and on fuselage, the wheel group include At least three straightening supports being radially arranged around fuselage and the roller on straightening support, the front fuselage, which is provided with, to be used for The drawing head of transmission yarn is connected, the drawing head is built-in with attitude transducer and run-length encoding device, and the tail end of the fuselage is set There is the camera for shooting inner-walls of duct, the camera is connected with transmission cable, and the fuselage is stainless steel body.
- 2. route of pipe line calipers according to claim 1, it is characterised in that：The straightening support is by two swing rod groups Into, the fuselage is provided with slide-bar and the axle sleeve slided along slide-bar, wherein a swing rod is hinged on drawing head, another swing rod hinge It is connected on axle sleeve, the roller is located at the junction of two swing rods.
- 3. route of pipe line calipers according to claim 2, it is characterised in that：It is cased with pushing away for elasticity on the slide-bar The spring of dynamic straightening support circumferentially extending.
- 4. route of pipe line calipers according to claim 3, it is characterised in that：The wheel group is arranged at equal intervals provided with six The straightening support of row.
- 5. route of pipe line calipers according to claim 1, it is characterised in that：The transmission yarn is that optical fiber transmits cable Line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711055106.1A CN107806873A (en) | 2017-11-01 | 2017-11-01 | A kind of route of pipe line calipers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711055106.1A CN107806873A (en) | 2017-11-01 | 2017-11-01 | A kind of route of pipe line calipers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107806873A true CN107806873A (en) | 2018-03-16 |
Family
ID=61583325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711055106.1A Withdrawn CN107806873A (en) | 2017-11-01 | 2017-11-01 | A kind of route of pipe line calipers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107806873A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260881A (en) * | 2019-06-14 | 2019-09-20 | 中国地质大学（武汉） | A kind of floating type screwdriven log arrangement |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001280961A (en) * | 2000-03-30 | 2001-10-10 | Osaka Gas Co Ltd | Piping condition detector |
| CN203083579U (en) * | 2013-03-12 | 2013-07-24 | 广州电力建筑安装工程有限公司 | High-precision three-dimensional trajectory detection system for trenchless pipeline |
| CN203337155U (en) * | 2013-06-09 | 2013-12-11 | 广东威恒输变电工程有限公司 | Three-dimensional position measuring instrument for cable jacking |
| CN105318890A (en) * | 2014-07-28 | 2016-02-10 | 梁曦 | Three-dimensional track detection system |
| CN106291743A (en) * | 2015-06-26 | 2017-01-04 | 严小华 | A kind of detection device |
-
2017
- 2017-11-01 CN CN201711055106.1A patent/CN107806873A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001280961A (en) * | 2000-03-30 | 2001-10-10 | Osaka Gas Co Ltd | Piping condition detector |
| CN203083579U (en) * | 2013-03-12 | 2013-07-24 | 广州电力建筑安装工程有限公司 | High-precision three-dimensional trajectory detection system for trenchless pipeline |
| CN203337155U (en) * | 2013-06-09 | 2013-12-11 | 广东威恒输变电工程有限公司 | Three-dimensional position measuring instrument for cable jacking |
| CN105318890A (en) * | 2014-07-28 | 2016-02-10 | 梁曦 | Three-dimensional track detection system |
| CN106291743A (en) * | 2015-06-26 | 2017-01-04 | 严小华 | A kind of detection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260881A (en) * | 2019-06-14 | 2019-09-20 | 中国地质大学（武汉） | A kind of floating type screwdriven log arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180316 |
|
| WW01 | Invention patent application withdrawn after publication |