CN109458920A - A kind of digital display type seabed flange position indicator - Google Patents
A kind of digital display type seabed flange position indicator Download PDFInfo
- Publication number
- CN109458920A CN109458920A CN201811558612.7A CN201811558612A CN109458920A CN 109458920 A CN109458920 A CN 109458920A CN 201811558612 A CN201811558612 A CN 201811558612A CN 109458920 A CN109458920 A CN 109458920A
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- China
- Prior art keywords
- measurement
- line
- flange
- storehouse
- digital display
- 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.)
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Links
- 238000005259 measurement Methods 0.000 claims abstract description 107
- 230000001419 dependent effect Effects 0.000 claims abstract description 27
- 230000000694 effects Effects 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 14
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The present invention relates to a kind of digital display type seabed flange position indicators, including flange base, angle measurement component, longimetry part, measurement line;Longimetry part includes that flange lengthens seat, take-up pulley, reel seat, measurement wheel, wheel axle, linear measure longimetry storehouse;Linear measure longimetry storehouse is provided with the long magneto-dependent sensor of sequentially connected survey, surveys long electronic control unit, digital display component;The one end in the corresponding measurement storehouse of wheel axle is provided with the corresponding linear measure longimetry magnetic patch for surveying long magneto-dependent sensor;Reel seat is fixedly mounted on flange and lengthens on seat, and take-up pulley is rotatably connected in reel seat;Measurement line successively passes through take-up pulley, measurement wheel, line set, conducting wire straight tube, and measurement line is wrapped in take-up pulley, measures on wheel, and measurement line activity passes through line set, conducting wire straight tube.Length, angle change value, and using flexible can be accurately detected simultaneously.
Description
Technical field
The present invention relates to flange position indicators, are to be suitable for submarine oil oil pipeline to carry out flange and flange specifically
Between the flange position indicator that docks.
Background technique
In the prior art, oil development is at sea carried out, needs to carry out laying offshore oilfield oil pipeline in seabed.Seabed
Petroleum delivery pipeline includes: flat pipe, standpipe and expansible bend, and the end installation of submarine oil oil pipeline is connected with flange, when
It carries out usually needing when docking between flange and flange under water with flat pipe, standpipe and expansible bend in submarine oil oil pipeline
The parameter measurement of relative position between flange is carried out, accurately to measure the opposite position between submarine oil oil pipeline flange
It sets, to make the prefabricated more accurate of expansion tube.
Since the various pipelines of submarine laying need one to solve the problems, such as the docking of submarine pipeline flange
Angle of the flange position indicator to measure two flanges and the length between them.A kind of flange positioning of the applicant's patent applied for
Instrument, including flange base, angle measurement component, longimetry part, the measurement line being fixedly mounted on when detection on pipe flange, angle
Degree measuring part includes angle measurement storehouse, conducting wire straight tube, parallelogram linkage, connecting rod pillar, line set, bottom rotation
Axis, transit angle detection magnetic patch, transit angle magneto-dependent sensor, azimuth detect magnetic patch, azimuth magneto-dependent sensor, the automatically controlled list of angle measurement
Member, digital display component, angle measurement storehouse be connected to horizontally rotating on flange base and its rotation axis pipe flange docking
On face, connecting rod pillar is mounted on the upside of angle measurement storehouse, and line set is mounted on the upside of connecting rod pillar, and parallelogram linkage is vertical
Be arranged to activity, and parallelogram linkage formed two it is arranged up and down longitudinally rotate connecting fulcrum, one of them is vertical
It is on connecting rod pillar to rotation connection fulcrum, another longitudinally rotates connecting fulcrum and is on angle measurement storehouse and corresponds to bottom
Rotary shaft, parallelogram linkage are rotatablely connected by bottom rotating shaft and angle measurement storehouse, bottom rotating shaft one end peace
It fills transit angle and detects magnetic patch, transit angle magneto-dependent sensor is mounted on angle measurement storehouse and corresponding transit angle detection magnetic patch;Flat turn
Angle detection magnetic patch is fixed on flange base and the rotation connection position in corresponding angle measurement storehouse and flange base, azimuth magnetosensitive
Sensor is mounted in angle measurement storehouse and corresponding azimuth detection magnetic patch;Transit angle magneto-dependent sensor, azimuth magnetosensitive sensing
Device is connect with angle measurement electronic control unit, and angle measurement electronic control unit is connect with digital display component;Conducting wire straight tube is fixedly connected on parallelogram
On link mechanism.
But the inflexible disadvantage of detection inaccuracy, detection means is still remained in the prior art.
Summary of the invention
The object of the present invention is to provide a kind of digital display type seabed flange position indicators, can accurately detect length, angle becomes
Change value, and using flexible.
The object of the present invention is achieved like this: a kind of digital display type seabed flange position indicator, including following part:
The flange base being fixedly mounted on when detection on pipe flange;
Angle measurement component;
Longimetry part;
Measure line;
Wherein, the angle measurement component includes angle measurement storehouse, conducting wire straight tube, parallelogram linkage, connecting rod
Pillar, line set, bottom rotating shaft, transit angle detection magnetic patch, transit angle magneto-dependent sensor, azimuth detect magnetic patch, azimuth magnetic
Dependent sensor, angle measurement electronic control unit, digital display component;
The longimetry part includes that flange lengthens seat, take-up pulley, reel seat, measurement wheel, wheel axle, linear measure longimetry
Storehouse;
The linear measure longimetry storehouse is provided with the long magneto-dependent sensor of sequentially connected survey, surveys long electronic control unit, digital display component, institute
Linear measure longimetry storehouse is stated to be fixedly mounted on the upside of flange lengthening seat;
The measurement wheel is installed in conjunction with wheel axle, and the wheel axle is pivotally inserted into linear measure longimetry storehouse
On, the one end in the corresponding measurement storehouse of the wheel axle is provided with the corresponding linear measure longimetry magnetic patch for surveying long magneto-dependent sensor;
The reel seat is fixedly mounted on flange and lengthens on seat, and the take-up pulley is rotatably connected in reel seat;
The measurement line successively pass through take-up pulley, measurement wheel, line set, conducting wire straight tube, the measurement line be wrapped in take-up pulley,
On measurement wheel, the measurement line activity passes through line set, conducting wire straight tube.
Further, the longimetry part further includes a pair of of upper support seat, and the upper support seat is fixed on length survey
It measures on storehouse, two upper support seats take turns two sides in measurement respectively, and the clamp for clamping measurement line is mounted on each upper support seat
Mechanism.
Further, the longimetry part further include be arranged in measurement line on, for monitor measure line pulling force
Tensiometer.
Further, the high settings such as thread clamping mechanism of two upper support seats.
Further, the thread clamping mechanism includes spring, dynamic fixture block, clamp block, and the spring one end and upper support seat connect
It connects, the spring other end connects dynamic fixture block, and the clamp block is mounted on upper support seat, the passive fixture block of the measurement line and calmly
Fixture block is clamped.
Further, the measurement wheel is made of nylon.
Further, the wheel axle is hollow structure.
The beneficial effects of the present invention are: it is made first, being taken turns due to measurement of nylon, wheel axle is hollow structure, is surveyed
Wheel axle, linear measure longimetry magnetic patch generate synchronous rotary when amount wheel rotation, so that surveying long magneto-dependent sensor generates rapidly letter
It number passes to and to survey long electronic control unit, and shown length value using digital display component;Second, due to being provided with wire holding machine
Structure, aloows measurement line to fit closely with measurement wheel, and line is measured when avoiding running the phenomenon that skidding on measurement wheel, is protected
The accuracy of length measurement is demonstrate,proved;Third, tensiometer can help diver to judge to measure whether line is tightened, also function to simultaneously
The effect of protection line;Fourth, flange, which lengthens seat, may make that the height of entire position indicator is promoted, line set is reduced
The difference in height of outlet point and angle measurement component inlet wire point avoids influence of the measurement line folding and unfolding to measurement result;Fifth, special
The take-up pulley of setting can guarantee longer take-up total length, meet actual use.
Detailed description of the invention
Fig. 1 is detecting state schematic diagram of the invention.
Fig. 2 is general assembly stereoscopic schematic diagram of the invention.
Fig. 3 is main view of the invention.
Fig. 4 is the top view in Fig. 3.
Fig. 5 is the structural relation schematic diagram of angle measurement component.
Fig. 6 is the arrangement conception sketch of longimetry part.
Fig. 7 is the portion the A enlarged drawing in Fig. 4.
In figure, 1 flange base, 2 flanges lengthening seat, 3 angle measurement components, 301 angle measurement storehouses, 302 conducting wire straight tubes,
303 parallelogram linkages, 304 connecting rod pillars, 305 line sets, 306 bottom rotating shafts, 307 transit angles detection magnetic patch, 308
Transit angle magneto-dependent sensor, 309 azimuths detect magnetic patch, 310 azimuth magneto-dependent sensors, 311 angle measurement electronic control unit, 312 numbers
Aobvious component, 4 longimetry parts, 401 take-up pulleies, 402 reel seats, 403 tensiometers, 404 upper support seats, 405 thread clamping mechanisms,
405a spring, 405b clamp block, 405c move fixture block, 406 measurement wheels, 407 wheel axles, 408 linear measure longimetry storehouses, the survey of 409 length
Magnetic patch is measured, 410 survey long magneto-dependent sensor, and 411 survey long electronic control unit, 412 digital display components, 5 measurement lines, 6A pipe flange, 7A pipe, 8B
Pipe flange, 9B pipe.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and specific examples.
In conjunction with shown in Fig. 1,2, a kind of digital display type seabed flange position indicator, including following part: it is fixedly mounted on when detection
Flange base 1 on pipe flange;Angle measurement component 3;Longimetry part 4;Measure line 5.
Wherein, as shown in Fig. 2,5, above-mentioned angle measurement component 3 includes angle measurement storehouse 301, conducting wire straight tube 302, parallel
Magnetic patch 307, transit angle are detected in quadrilateral connecting rod mechanism 303, connecting rod pillar 304, line set 305, bottom rotating shaft 306, transit angle
Magneto-dependent sensor 308, azimuth detect magnetic patch 309, azimuth magneto-dependent sensor 310, angle measurement electronic control unit 311, digital display component
312, angle measurement storehouse 301 is connected on flange base 1 with horizontally rotating and its rotation axis is on the interface of pipe flange,
Connecting rod pillar 304 is mounted on 301 upside of angle measurement storehouse, and line set 305 is mounted on 304 upside of connecting rod pillar, and parallelogram connects
The setting of 303 longitudinally-moving of linkage, and parallelogram linkage 303 forms two arranged up and down longitudinally rotate and connects branch
Point, one of them longitudinally rotates connecting fulcrum and is on connecting rod pillar 304, another longitudinally rotates connecting fulcrum and is in angle survey
It measures on storehouse 301 and corresponding bottom rotating shaft 306, parallelogram linkage 303 passes through bottom rotating shaft 306 and angle measurement
Storehouse 301 is rotatablely connected, and 306 one end of bottom rotating shaft installs transit angle and detects magnetic patch 307, and transit angle magneto-dependent sensor 308 is installed
On angle measurement storehouse 301 and magnetic patch 307 is detected at corresponding transit angle;Azimuth detection magnetic patch 309 be fixed on flange base 1 and
Corresponding angle measures the rotation connection position in storehouse 301 and flange base 1, and azimuth magneto-dependent sensor 310 is mounted on angle measurement
In storehouse 301 and corresponding azimuth detects magnetic patch 309;Transit angle magneto-dependent sensor 308, azimuth magneto-dependent sensor 310 and angle measurement
Electronic control unit 311 connects, and angle measurement electronic control unit 311 is connect with digital display component 312;Conducting wire straight tube 302 is fixedly connected on parallel four
On side shape link mechanism 303.
In conjunction with shown in Fig. 2,6, above-mentioned longimetry part 4 includes that flange lengthens seat 2, take-up pulley 401, reel seat 402, surveys
Amount wheel 406, wheel axle 407, linear measure longimetry storehouse 408.Above-mentioned linear measure longimetry storehouse 408 is provided with the sequentially connected long magnetosensitive of survey and passes
Sensor 410 surveys long electronic control unit 411, digital display component 412, and linear measure longimetry storehouse 408 is fixedly mounted on flange and lengthens 2 upside of seat.On
It states measurement wheel 406 and is combined installation with wheel axle 407, wheel axle 407 is pivotally inserted on linear measure longimetry storehouse 408,
The one end in the corresponding measurement storehouse 408 of wheel axle 407 is provided with the corresponding linear measure longimetry magnetic patch 409 for surveying long magneto-dependent sensor 410.
In conjunction with shown in Fig. 2-4, above-mentioned reel seat 402 is fixedly mounted on flange and lengthens on seat 2, and take-up pulley 401 is rotatablely connected
In reel seat 402.Above-mentioned measurement line 5 successively covers 305, conducting wire straight tube 302, measurement by take-up pulley 401, measurement wheel 406, line
Line 5 is wrapped in take-up pulley 401, measurement is taken turns on 406, and 5 activity of measurement line passes through line and covers 305, conducting wire straight tube 302.
As shown in Fig. 2, above-mentioned longimetry part 4 further includes a pair of of upper support seat 404, upper support seat 404 is fixed on length
On degree measurement storehouse 408, two upper support seats 404 take turns 406 two sides in measurement respectively, are mounted on and are used on each upper support seat 404
Clamp the thread clamping mechanism 405 of measurement line 5.Above-mentioned longimetry part 4 further include be arranged in measurement line 5 on, for monitor survey
The tensiometer 403 for measuring 5 pulling force of line just stops unwrapping wire when the pulling force for measuring line 5 reaches certain value.
As shown in figure 3, the high settings such as thread clamping mechanism 405 of two upper support seats 404.
As shown in fig. 7, above-mentioned thread clamping mechanism 405 includes spring 405a, dynamic fixture block 405c, clamp block 405b, spring 405a
One end is connect with upper support seat 404, and the spring 405a other end connects dynamic fixture block 405c, and clamp block 405b is mounted on upper support seat
On 404, the measurement passive fixture block 405c of line 5 and clamp block 405b is clamped, and measurement line 5 can driven fixture block 405c and clamp block 405b
Pass through in crack, under the elastic force effect of spring 405a, measurement line 5 can be pressed on clamp block 405b by dynamic fixture block 405c, be formed
Good clamping action generates offset in folding and unfolding in order to avoid measuring line 5, while nor affecting on passing through for measurement line 5.
Above-mentioned measurement wheel 406 is made of nylon, and wheel axle 407 is hollow structure.
As shown in connection with fig. 2, when detecting the length between A pipe flange 6 and B pipe flange 8, by the method for one of position indicator
Blue pedestal 1 is fixed on the A pipe flange 6 of A pipe 7, and the flange base 1 of another position indicator is fixed on to the B pipe flange 8 of B pipe 9
On, then the measurement line 5 being fixed on A pipe flange 6 is pulled out from conducting wire straight tube 302, until the measurement line 5 of two position indicators
It mutually in succession and is tensioned and arrives certain value, the tension of measurement line 5 is monitored with tensiometer 403, line 5 is measured at this time and is in the state that is straightened,
Measure line 5 in succession during, measurement line 5 drive measurement wheel 406 rotation so that wheel axle 407 rotate so that length
It measures magnetic patch 409 to rotate, surveys the variation that long magneto-dependent sensor 410 incudes 409 magnetic field of linear measure longimetry magnetic patch, signal is passed into survey
Long electronic control unit 411 is output to digital display component 412 after handling, so that inspector reads the length value measured.
Length between measurement A pipe flange 6 and B pipe flange 8 is at the same time it can also measuring A pipe flange 6 and B pipe flange 8
Relative angle variation, including the angle change in horizontal direction and the angle change on vertical direction, to carry out comprehensive meter
It calculates.Two position indicators 5 phase of measurement line in succession when, angle measurement storehouse 301 generate horizontal rotation, azimuth magneto-dependent sensor
310 induction azimuths, which detect the changes of magnetic field of magnetic patch 309 and generate signal, feeds back to angle measurement electronic control unit 311, measures A pipe flange
Deflection angle in the horizontal direction of 6 and B pipe flange 8, while conducting wire straight tube 302, parallelogram linkage 303, bottom
Rotary shaft 306 is successively driven, and transit angle magneto-dependent sensor 308 perceives the changes of magnetic field of transit angle detection magnetic patch 307 and generates letter
Number angle measurement electronic control unit 311 is fed back to, measures the deflection angle on the vertical direction of A pipe flange 6 and B pipe flange 8.
It is the preferred embodiment of the present invention above, those of ordinary skill in the art can also carry out various changes on this basis
It changes or improves, under the premise of not departing from the present invention total design, these transformation or improve all should belong to that the present invention claims guarantors
Within the scope of shield.
Claims (7)
1. a kind of digital display type seabed flange position indicator, including following part:
The flange base (1) being fixedly mounted on when detection on pipe flange;
Angle measurement component (3);
Longimetry part (4);
It measures line (5);
Wherein, the angle measurement component (3) includes angle measurement storehouse (301), conducting wire straight tube (302), parallelogram connection-rod
Magnetic patch (307), transit angle are detected in mechanism (303), connecting rod pillar (304), line set (305), bottom rotating shaft (306), transit angle
Magneto-dependent sensor (308), azimuth detection magnetic patch (309), azimuth magneto-dependent sensor (310), angle measurement electronic control unit (311),
Digital display component (312);
It is characterized by: the longimetry part (4) include flange lengthen seat (2), take-up pulley (401), reel seat (402),
Measurement wheel (406), wheel axle (407), linear measure longimetry storehouse (408);
The linear measure longimetry storehouse (408) be provided with it is sequentially connected survey long magneto-dependent sensor (410), survey long electronic control unit (411),
Digital display component (412), the linear measure longimetry storehouse (408) are fixedly mounted on flange and lengthen on the upside of seat (2);
The measurement wheel (406) and wheel axle (407), which combines, installs, and the wheel axle (407) is pivotally inserted into
On linear measure longimetry storehouse (408), one end of corresponding measurement storehouse (408) of the wheel axle (407) is provided with the corresponding long magnetosensitive of survey and passes
The linear measure longimetry magnetic patch (409) of sensor (410);
The reel seat (402) is fixedly mounted on flange and lengthens on seat (2), and the take-up pulley (401) is rotatably connected on reel seat
(402) on;
The measurement line (5) is described successively by take-up pulley (401), measurement wheel (406), line set (305), conducting wire straight tube (302)
Measurement line (5) is wrapped in take-up pulley (401), measurement is taken turns on (406), and measurement line (5) activity passes through line set (305), conducting wire
Straight tube (302).
2. a kind of digital display type seabed flange position indicator according to claim 1, it is characterised in that: the longimetry part
It (4) further include a pair of of upper support seat (404), the upper support seat (404) is fixed on linear measure longimetry storehouse (408), two upper branch
It supports seat (404) and takes turns (406) two sides in measurement respectively, the folder for clamping measurement line (5) is mounted on each upper support seat (404)
Line mechanism (405).
3. a kind of digital display type seabed flange position indicator according to claim 1, it is characterised in that: the longimetry part
It (4) further include that setting is measuring tensiometer (403) on line (5), for monitoring measurement line (5) pulling force.
4. a kind of digital display type seabed flange position indicator according to claim 2, it is characterised in that: two upper support seats
(404) high settings such as thread clamping mechanism (405).
5. a kind of digital display type seabed flange position indicator according to claim 2, it is characterised in that: the thread clamping mechanism
(405) include spring (405a), move fixture block (405c), clamp block (405b), described spring one end (405a) and upper support seat
(404) it connects, spring (405a) other end connects dynamic fixture block (405c), and the clamp block (405b) is mounted on upper support seat
(404) on, the passive fixture block (405c) of the measurement line (5) and clamp block (405b) are clamped.
6. a kind of digital display type seabed flange position indicator according to claim 1, it is characterised in that: (406) are taken turns in the measurement
It is made of nylon.
7. a kind of digital display type seabed flange position indicator according to claim 1, it is characterised in that: the wheel axle
It (407) is hollow structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811558612.7A CN109458920B (en) | 2018-12-19 | 2018-12-19 | Digital display type submarine flange positioning instrument |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811558612.7A CN109458920B (en) | 2018-12-19 | 2018-12-19 | Digital display type submarine flange positioning instrument |
Publications (2)
Publication Number | Publication Date |
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CN109458920A true CN109458920A (en) | 2019-03-12 |
CN109458920B CN109458920B (en) | 2024-01-26 |
Family
ID=65613885
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Application Number | Title | Priority Date | Filing Date |
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CN201811558612.7A Active CN109458920B (en) | 2018-12-19 | 2018-12-19 | Digital display type submarine flange positioning instrument |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113091668A (en) * | 2021-04-07 | 2021-07-09 | 哈尔滨理工大学 | Pipeline elbow size measuring device |
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US4037189A (en) * | 1975-10-20 | 1977-07-19 | Western Gear Corporation | Method and apparatus for determining the profile of an underwater pipeline |
US4120095A (en) * | 1975-09-02 | 1978-10-17 | Lebourg Maurice P | Method and apparatus for determining the spatial relationship between two misaligned tubular members |
US4459752A (en) * | 1982-09-27 | 1984-07-17 | Babcock Consultants, Inc. | Precision tubular length measuring system |
CN102435117A (en) * | 2011-12-28 | 2012-05-02 | 中国海洋石油总公司 | Method and device for measuring spatial position between submarine pipeline flanges |
CN203011365U (en) * | 2012-10-09 | 2013-06-19 | 中国海洋石油总公司 | Digital display type flange measuring instrument |
CN208223453U (en) * | 2018-05-31 | 2018-12-11 | 云南省公路科学技术研究院 | A kind of linear detection device of bridge prestress bellows |
CN209371994U (en) * | 2018-12-19 | 2019-09-10 | 上海仪器仪表研究所 | A kind of digital display type seabed flange position indicator |
-
2018
- 2018-12-19 CN CN201811558612.7A patent/CN109458920B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4120095A (en) * | 1975-09-02 | 1978-10-17 | Lebourg Maurice P | Method and apparatus for determining the spatial relationship between two misaligned tubular members |
US4037189A (en) * | 1975-10-20 | 1977-07-19 | Western Gear Corporation | Method and apparatus for determining the profile of an underwater pipeline |
US4459752A (en) * | 1982-09-27 | 1984-07-17 | Babcock Consultants, Inc. | Precision tubular length measuring system |
CN102435117A (en) * | 2011-12-28 | 2012-05-02 | 中国海洋石油总公司 | Method and device for measuring spatial position between submarine pipeline flanges |
CN203011365U (en) * | 2012-10-09 | 2013-06-19 | 中国海洋石油总公司 | Digital display type flange measuring instrument |
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CN209371994U (en) * | 2018-12-19 | 2019-09-10 | 上海仪器仪表研究所 | A kind of digital display type seabed flange position indicator |
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CN113091668A (en) * | 2021-04-07 | 2021-07-09 | 哈尔滨理工大学 | Pipeline elbow size measuring device |
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