CN105486282B - A kind of device and measuring method for measuring jacket platform structures slope angle - Google Patents
A kind of device and measuring method for measuring jacket platform structures slope angle Download PDFInfo
- Publication number
- CN105486282B CN105486282B CN201510803711.7A CN201510803711A CN105486282B CN 105486282 B CN105486282 B CN 105486282B CN 201510803711 A CN201510803711 A CN 201510803711A CN 105486282 B CN105486282 B CN 105486282B
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- China
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- loadings
- top plate
- hemispherical shell
- platform
- hoist cable
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of devices and measuring method for measuring jacket platform structures slope angle, belong to marine technology field.Its technical solution is：A kind of device for measuring jacket platform structures slope angle, including top plate, Loadings On Hemispherical Shell and hoist cable, top plate is cylinder, and top plate lower surface is fixedly connected with a downward three-legged support in vertex, and the vertex of three-legged support is on the vertical line of top plate center；Hoist cable one end is fixedly connected on the vertex of three-legged support, and the other end of hoist cable is connected with the hanger that Loadings On Hemispherical Shell is fixedly connected；The inner surface of Loadings On Hemispherical Shell indicates longitude and latitude；The circle centre position of the lower surface of top plate is provided with laser emitter.Beneficial effects of the present invention are：The present invention faster can more accurately measure the angle of inclination of ocean platform jacket, and cost is not high and is easily installed, and check accurately, simple in structure, versatile.
Description
Technical field
The invention belongs to the technical fields of oceanographic equipment, and in particular to a kind of measurement jacket platform structures slope angle
Device and measuring method.
Background technology
Can offshore platform structure intensity meet the pacing factor that safety requirements is platform prolonged service life.Evaluation Platform knot
Structure intensity needs to be modeled according to platform inclination direction and angle.The main absolute altitude of existing offshore platform structure, water-depth measurement and
Pitch analysis report is only capable of measuring wellhead platform to certain point direction inclination（See Fig. 1, table 1）, it is impossible to the specific of platform inclination is provided
Direction and angle.This may cause during platform modeling because the inaccuracy of basic data and under the influence of a step platform structure lengthen the life
Evaluation work.
If attached drawing 1, table 1 are shown, wellhead platform 4#Point is minimum, is 6.462m；1#Point highest is 6.489m, and platform is to 4#Point
Direction tilts, but the accurate direction of platform inclination and specific angle can not represent.Or can number be passed through according to the elevation measured
Student movement calculation draws angle of inclination, but process is extremely complex.
1 platform inclination of table is analyzed
The content of the invention
To solve the deficiency of above-mentioned prior art, the object of the present invention is to provide a kind of measurement jacket platform structures slopes
The device and measuring method of angle.
The invention thinking of the present invention is shown as：The present invention is made of two parts.Top is a top plate, marks east thereon,
South, west, northern four direction are fixed with laser emitter in its center.Lower part is the hemisphere face in a three-dimensional space, is marked with
East, south, west, northern four direction, and have and utilize warp, the geographical co-ordinate system of weft composition.
The method at present invention measurement jacket platform angle of inclination is centrally disposed in detection platform to set a detection platform
The extended line of one weight and the laser beam perpendicular to detection platform, laser beam or laser beam passes through detection platform center；
When detection platform and the jacket platform of required measurement are arranged in parallel, the angle between laser beam and the vertical line of weight
As angle of inclination.
When being measured to ocean platform angle of inclination, which is fixed on platform topsides jacket, arrangement side
It is same plane to the triangular facet formed with jacket.Upper detection platform uses pallial siphuncle with lower part weight（I.e. weight is vertical
Line）Connection, makes upper and lower two parts center, and orientation is completely the same.During measurement, laser beam and the vertical line line of the laser emitter of top plate
Shape has angle, and angle as needs the angle of inclination measured；It can be in weight subscript in order to more easily read angle of inclination
Scale.Weight is for one with graduated weight, and laser beam is shot at the target a little in the graduated device upslide of mark, and the corresponding scale of target spot is
For the angle of inclination to be measured；Or the corresponding scale of target spot be with wanting the relevant data of measurement angle, can be with according to this data
Extrapolate angle of inclination.
Plane of the weight for a Loadings On Hemispherical Shell with a scale or with scale, the scale in plane for three-dimensional viewpoin in the plane
Projection or polar projection.
The present invention provides a kind of device for measuring jacket platform structures slope angle, including top plate 4, Loadings On Hemispherical Shell 1
With hoist cable 3, the top plate 4 is cylinder, and 4 lower surface of top plate is fixedly connected with a downward three-legged support in vertex 8, described
The vertex of three-legged support 8 is on the 4 center vertical line of top plate；Described 3 one end of hoist cable is fixedly connected on the vertex of three-legged support 8,
The other end of the hoist cable 3 is connected with the hanger that the Loadings On Hemispherical Shell 1 is fixedly connected；The inner surface of the Loadings On Hemispherical Shell 1 indicates
Longitude and latitude 2；The circle centre position of the lower surface of the top plate 4 is provided with laser emitter 7.
The hanger by three section chief's degree it is identical hoist cable 9 is divided to form, described one end for dividing hoist cable 9 is fixed together simultaneously
And be connected with hoist cable 3, it is described to divide the other end of hoist cable 9 is evenly spaced to be fixedly connected on the 1 top circumference of Loadings On Hemispherical Shell.
The hanger is a hard sunpender 10, and the hard sunpender 10 is fixedly connected on the 1 inside vertex of Loadings On Hemispherical Shell
And the hard sunpender 10 or its extended line pass through the centre of sphere of Loadings On Hemispherical Shell 1；
4 periphery of top plate is uniformly arranged 3 supports 5.
The support 5 is telescopic sleeving rod.
The end of the support 5 is equipped with magnet 6.
In order to which goal of the invention is better achieved, the present invention also provides a kind of sides for measuring jacket platform structures slope angle
Method comprises the following steps：
One detection platform is set, it is described in the centrally disposed weight of detection platform and the laser beam perpendicular to the platform
The extended line of laser beam or laser beam passes through Platform center；
When detection platform and the jacket platform of required measurement are arranged in parallel, the angle between laser beam and the vertical line of weight
As angle of inclination.
The weight for one with graduated weight, in the graduated weight upslide of mark shoot at the target a little, described by the laser beam
The corresponding scale of target spot is the angle of inclination to be measured.
The weight is a plane with graduated Loadings On Hemispherical Shell or with scale.
Beneficial effects of the present invention：The present invention faster can more accurately measure the inclination angle of ocean platform jacket
Degree, easy to use, convenient for making, cost is not high and is easily installed, and checks accurately, simple in structure, versatile.
Description of the drawings
Fig. 1 oceans wellhead platform top view
Fig. 2 is the structure diagram of the embodiment of the present invention 3.
Fig. 3 is the bottom view of 2 top plate 4 of the embodiment of the present invention.
Fig. 4 is the structure diagram of the embodiment of the present invention 1.
Fig. 5 is the bottom view of 1 top plate 4 of the embodiment of the present invention.
Wherein, reference numeral is：1st, Loadings On Hemispherical Shell；2nd, longitude and latitude；3rd, hoist cable；4th, top plate；5th, support；6th, magnet；7th, swash
Optical transmitting set；8th, three-legged support；9th, hoist cable is divided；10th, hard sunpender.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.Certainly, specific embodiment described herein is not used to only to explain the present invention
Limit the present invention.
Embodiment 1
Referring to a kind of devices for measuring jacket platform structures slope angle of Fig. 4-5, including top plate 4, Loadings On Hemispherical Shell 1 and hang
Rope 3, the top plate 4 are cylinder, and 4 lower surface of top plate is fixedly connected with a downward three-legged support in vertex 8, three foot
The vertex of stent 8 is on the 4 center vertical line of top plate；Described 3 one end of hoist cable is fixedly connected on the vertex of three-legged support 8, described
The other end of hoist cable is connected with the hanger that the Loadings On Hemispherical Shell 1 is fixedly connected；The inner surface of the Loadings On Hemispherical Shell 1 indicates longitude and latitude
2；The circle centre position of the lower surface of the top plate 4 is provided with laser emitter 7.
Hanger is a hard sunpender 10, and hard sunpender is fixedly connected on the 1 inside vertex of Loadings On Hemispherical Shell, and hard is hung
Bar or its extended line pass through the centre of sphere of Loadings On Hemispherical Shell 1；
4 periphery of top plate is uniformly arranged 3 supports 5.
The end of support 5 is equipped with magnet 6.
Embodiment 2
Referring to Fig. 2-3, other are same as Example 1, except that hanger by three section chief's degree it is identical divide 9 groups of hoist cable
Into, described one end for dividing hoist cable 9 is fixed together and is connected with hoist cable 3, it is described divide hoist cable 9 other end interval it is uniform
Be fixedly connected on the 1 top circumference of Loadings On Hemispherical Shell.
When being measured using the device of the invention to ocean platform angle of inclination, marked on 4 Loadings On Hemispherical Shell 1 of top plate
Corresponding east, south, west, northern four direction, using strong magnets the last 6, the device top plate is fixed on platform topsides jacket, cloth
It is same plane that direction, which is put, with the triangular facet that jacket is formed.Top top plate 4 uses hoist cable 3 and divides and hangs with lower hemisphere housing 1
Rope 9 connects, and makes the center of top top plate 4 and the center of lower hemisphere housing and vertex in the extended line of 4 center hoist cable of top plate
On.During measurement, the laser emitter of top plate is opened, point of irradiation of the laser beam in hemisphere face is it can be learnt that inclined longitude and latitude.
Embodiment 3
Other are same as Example 2, except that support 5 is telescopic sleeving rod.It so when in use can be as needed
Facilitate the length for adjusting support 5 so that measurement is more convenient.
The method at present invention measurement jacket platform angle of inclination is centrally disposed in detection platform to set a detection platform
The extended line of one weight and the laser beam perpendicular to detection platform, laser beam or laser beam passes through detection platform center；
When detection platform and the jacket platform of required measurement are arranged in parallel, the angle between laser beam and the vertical line of weight
As angle of inclination.
Weight for one with graduated weight, in the graduated device upslide of mark shoot at the target a little by laser beam, target spot corresponding quarter
Degree is the angle of inclination to be measured.
Plane of the weight for a Loadings On Hemispherical Shell with a scale or with scale, the scale in plane for three-dimensional viewpoin in the plane
Projection or polar projection.
Technical characteristic of the present invention without description can realize that details are not described herein by or using the prior art, certainly,
It is limitation of the present invention that above description, which is not, and the present invention is also not limited to the example above, the ordinary skill of the art
The variations, modifications, additions or substitutions that personnel are made in the essential scope of the present invention should also belong to the protection model of the present invention
It encloses.
Claims (4)
1. a kind of device for measuring jacket platform structures slope angle, which is characterized in that including top plate（4）, Loadings On Hemispherical Shell（1）
And hoist cable（3）, the top plate（4）For cylinder, top plate (4) lower surface is fixedly connected with a downward three-legged support in vertex
(8), the vertex of the three-legged support (8) is on the vertical line of the top plate (4) center；Described hoist cable (3) one end is fixedly connected on three
The vertex of foot support (8), the hoist cable（3）The other end and the Loadings On Hemispherical Shell（1）The hanger connection being fixedly connected；Described half
The inner surface of global shell (1) indicates longitude and latitude (2)；The circle centre position of the lower surface of the top plate (4) is provided with laser emitter
(7)；
The hanger by three section chief's degree it is identical divide hoist cable（9）Composition, it is described to divide hoist cable（9）One end be fixed together simultaneously
And and hoist cable（3）Connection, it is described to divide hoist cable（9）The other end evenly spaced be fixedly connected on the Loadings On Hemispherical Shell (1) top
On circumference；
Top plate (4) periphery is uniformly arranged 3 supports (5)；
The end of the support (5) is equipped with magnet (6).
2. the device of measurement jacket platform structures slope angle according to claim 1, which is characterized in that the support
(5) it is telescopic sleeving rod.
3. a kind of device measurement jacket platform of the 1 or 2 measurement jacket platform structures slope angle of usage right requirement
The measuring method of structures slope angle, which is characterized in that comprise the following steps：
One detection platform is set, it is described in the centrally disposed Loadings On Hemispherical Shell of detection platform and the laser beam perpendicular to the platform
The extended line of laser beam or laser beam passes through detection platform center；
When the detection platform and the jacket platform of required measurement are arranged in parallel, between laser beam and the vertical line of Loadings On Hemispherical Shell
Angle is angle of inclination.
4. the measuring method of measurement jacket platform structures slope angle according to claim 3, which is characterized in that described
Loadings On Hemispherical Shell for one with graduated Loadings On Hemispherical Shell, with graduated Loadings On Hemispherical Shell upslide shoot at the target a little, described by the laser beam
The corresponding scale of target spot is the angle of inclination to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510803711.7A CN105486282B (en) | 2015-11-20 | 2015-11-20 | A kind of device and measuring method for measuring jacket platform structures slope angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510803711.7A CN105486282B (en) | 2015-11-20 | 2015-11-20 | A kind of device and measuring method for measuring jacket platform structures slope angle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105486282A CN105486282A (en) | 2016-04-13 |
| CN105486282B true CN105486282B (en) | 2018-05-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510803711.7A Expired - Fee Related CN105486282B (en) | 2015-11-20 | 2015-11-20 | A kind of device and measuring method for measuring jacket platform structures slope angle |
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| Country | Link |
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| CN (1) | CN105486282B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059887B (en) * | 2018-08-22 | 2020-08-28 | 中国海洋石油集团有限公司 | Length measuring system of semi-submersible drilling platform wellhead pipe column |
| CN109631845B (en) * | 2018-11-16 | 2023-12-19 | 浙江海洋大学 | Ocean platform inclination observation equipment |
| CN117249810B (en) * | 2023-11-14 | 2024-01-23 | 广东海洋大学 | Device and method for measuring inclination angle of jacket platform structure |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1912544A (en) * | 2006-08-21 | 2007-02-14 | 浙江大学 | High precision dip measuring device |
| JP2010066165A (en) * | 2008-09-11 | 2010-03-25 | Audio Technica Corp | Inclination sensor for laser leveler |
| CN204388847U (en) * | 2015-01-29 | 2015-06-10 | 王豪浩 | A kind of Simple Laser level-meter |
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| CN105486282A (en) | 2016-04-13 |
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