CN102435117A - Method and device for measuring spatial position between submarine pipeline flanges - Google Patents
Method and device for measuring spatial position between submarine pipeline flanges Download PDFInfo
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- CN102435117A CN102435117A CN2011104467349A CN201110446734A CN102435117A CN 102435117 A CN102435117 A CN 102435117A CN 2011104467349 A CN2011104467349 A CN 2011104467349A CN 201110446734 A CN201110446734 A CN 201110446734A CN 102435117 A CN102435117 A CN 102435117A
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Abstract
The invention discloses a method and a device for measuring a spatial position between submarine pipeline flanges. The method comprises the following steps of: arranging the devices for measuring the spatial position between the submarine pipeline flanges at the positions of a horizontal pipe end flange and a vertical pipe end flange of the submarine pipeline; connecting two vertical angle pointers between the two devices by using a distance measuring steel wire, a steel wire block and a tensionmeter; stringing the distance measuring steel wire by the steel wire block, wherein the sum of the lengths of the distance measuring steel wire, the two vertical angle pointers and the tensionmeter is the distance between the vertical pipe end flange and the horizontal pipe end flange of the submarine pipeline; reading indication of the horizontal angle pointers and the vertical angle pointers of the two devices; summarizing the data of the angles and the distances; arranging a vertical inclinometer rotation inner shaft, a horizontal inclinometer and a horizontal bubble instrument on a foundation of each device; arranging a vertical inclinometer rotation outer sleeve on the vertical inclinometer rotation inner shaft; arranging the horizontal angle pointer, a vertical inclinometer and the vertical angle pointer on the vertical inclinometer rotation outer sleeve; and accurately measuring the spatial position between the horizontal pipe end flange face and the vertical pipe end flange face of the submarine pipeline, so that an expansion bend can well coincide with the vertical pipe end flange face and the level pipe end flange face.
Description
Technical field
The present invention relates to undersea pipe-laying technology and equipment, relate in particular to a kind of submarine pipeline flange method for measuring spatial location and device.
Background technology
Develop rapidly along with the marine oil cause; Increasing undersea pipe-laying will be arranged to the seabed; This just inevitable association goes out the connection engineering that many extra large pipe flanges expand and bend; In the project of building up and just preparing to build, almost each project all has the connection that submarine pipeline (being called for short the sea pipe) flange expands and bends.
The curved connection of expanding of so-called extra large pipe flange is meant between the standpipe end flanges of submarine pipeline and flat pipe end flange and bends the form that is connected with expanding.In the existing undersea pipe-laying project, extra large pipe flange expands, and to be the frogman measure the distance (i.e. the relative position of two flange faces) of two flange faces with steel ruler in curved measurement, just begins prefabricated above deck expansion then and bend; But owing to do not measure the angle (relative orientation) and height (relative relief) between the standpipe flange face peace pipe flange face, therefore, prefabricated expansion bend and mostly can not install smoothly; Mainly be that curved flange face of expansion and standpipe flange face peace pipe flange face coincide bad; The flange connecting sealing effectiveness is relatively poor like this, reveals easily during pressure testing, has at last do over again; Time-consuming taking a lot of work causes the duration seriously to be postponed.Because offshore construction fleet day rate is high, possibly only cause heavy economic loss because the measurement of flange is inaccurate.Therefore, for shortening the marine duration, significantly reduce construction cost, expand curved accurate measuring method and device of the device that exploitation one cover can accurately be measured mutual alignment relation between the submarine pipeline flange is very important.
Summary of the invention
Fundamental purpose of the present invention is to overcome the above-mentioned shortcoming that existing product exists; And a kind of submarine pipeline flange method for measuring spatial location and device are provided; It can accurately measure relative tertiary location and the orientation that comprises distance, angle between standpipe end flanges face and the flat pipe end flange face of submarine pipeline, and be convenient to the prefabricated riser bottom flange face of sening as an envoy to and bend with the good expansion of flat pipe flange face anastomose property, thus the reduction of erection time; Increase work efficiency, guarantee construction quality.
The objective of the invention is to realize by following technical scheme.
Submarine pipeline flange method for measuring spatial location of the present invention is characterized in that,
The first step is installed submarine pipeline flange spatial position measuring device A at the flat pipe end flange B place of submarine pipeline, submarine pipeline flange spatial position measuring device A ' is installed at the standpipe end flanges C place of submarine pipeline;
Second step is through the vertical angle indicator between range finding steel wire 8, steel wire cucurbit 7 and two submarine pipeline flange spatial position measuring device A of tensiometer 6 connections, the A '; Wherein tensiometer 6 one ends are connected through the vertical angle indicator of Fastener for climbing mountain with the submarine pipeline flange spatial position measuring device of a flange place installing; The other end is connected with the end of steel wire cucurbit 7 through snap ring; The other end of this steel wire cucurbit 7 is connected with an end of range finding steel wire 8, and the other end of this range finding steel wire 8 is connected with the vertical angle indicator of the submarine pipeline flange spatial position measuring device of another flange place installing;
The 3rd step; Tighten up range finding steel wire 8 through steel wire cucurbit 7; Arrive the rated tension of steel wire cucurbit 7 when tension force after, plug the register pin on the tensiometer 6, make tension force keep constant; Tighten steel wire badge card 5 simultaneously, these range finding steel wire 8 length add that the length of length and the tensiometer 6 of two vertical angle indicators of submarine pipeline flange spatial position measuring device is the distance B between the standpipe end flanges peace pipe end flange of submarine pipeline;
The 4th step; Read the reading of the level angle pointer 10 of submarine pipeline flange spatial position measuring device A; This reading is the angle E between the line of centres and the flat pipe end flange horizontal line X between flat pipe end flange and the standpipe end flanges; Read vertical angle indicator 4 reading pointed, this reading is angle F between the line of centres and the flat pipe end flange perpendicular line Y between standpipe end flanges and the flat pipe end flange; Read the reading of the level angle pointer 10 ' of submarine pipeline flange spatial position measuring device A '; This reading is the angle G between the line of centres and the standpipe end flanges horizontal line X between standpipe end flanges and the flat pipe end flange; Read vertical angle indicator 4 ' reading pointed, this reading is angle H between the line of centres and the standpipe end flanges perpendicular line Y between standpipe end flanges and the flat pipe end flange;
In the 5th step, the data of angle E, angle F, angle G, angle H and distance B are gathered offer the designer, thereby accomplish the measurement of relative tertiary location between standpipe end flanges and the flat pipe end flange.
Submarine pipeline flange spatial position measuring device of the present invention is characterized in that, comprises base 11, interior 1 of fixing respectively vertical inclinometer rotation, level angle appearance 9 and horizontal bubble appearance 12 on this base 11; The sheathed vertical inclinometer rotary sleeve 2 in axle 1 outside in this vertical inclinometer rotation is provided with level angle pointer 10, vertical inclinometer 3 and vertical angle indicator 4 on vertical inclinometer rotary sleeve 2 outer walls.
Aforesaid submarine pipeline flange spatial position measuring device; Wherein base 11 is the support body that mouthful word removes a top horizontal shape for section; One side of this support body openend is provided with the level angle appearance 9 that is vertical configuration with this side, is provided with horizontal bubble appearance 12 above this level angle appearance 9; Axle 1 one ends are vertically fixed on the centre position that support body connects the outer wall of level angle appearance 9 one sides in the said vertical inclinometer rotation; Vertical inclinometer rotary sleeve 2 is set in axle 1 outside in the vertical inclinometer rotation, and the bottom of vertical inclinometer rotary sleeve 2 be positioned at level angle appearance 9 above; Said level angle pointer 10 1 ends are fixed on the lower end of vertical inclinometer rotary sleeve 2 near level angle appearance 9, and other end level is pointed to the scale place of level angle appearance 9; Said vertical inclinometer 3 is fixed on vertical inclinometer rotary sleeve 2 outer walls middle part; Said vertical angle indicator 4 one ends are fixed on vertical inclinometer rotary sleeve 2 middle positions, and the other end points to the scale place of vertical inclinometer 3.
Aforesaid submarine pipeline flange spatial position measuring device; Wherein level angle appearance 9 is a semicircular bodies; One side of its straight line and support body openend is fixed, and its semicircle limit is provided with scale, and this semicircle limit point vertical with the center of circle is made as 0 degree; The scale that is provided with to semicircle limit one end points by 0 degree point is 90 degree, and is-90 degree by 0 degree point to the scale that another end points of semicircle limit is provided with.
Aforesaid submarine pipeline flange spatial position measuring device; Wherein vertical inclinometer 3 is a semicircular bodies; Its straight line is fixing with vertical inclinometer rotary sleeve 2 outer walls middle part, and its semicircle limit is provided with scale, and this semicircle limit point vertical with the center of circle is made as 0 degree; The scale that is provided with to semicircle limit one end points by 0 degree point is 90 degree, and is-90 degree by 0 degree point to the scale that another end points of semicircle limit is provided with.
The beneficial effect of submarine pipeline flange method for measuring spatial location of the present invention and device is applicable to the measurement of various sizes and specification seabed flange, does not receive the restriction of seabed flange spacing and direction simultaneously; The level angle appearance of its measurement mechanism can be realized the measurement to the curved three dimension scale that expands with vertical inclinometer, and visibility poor also can realize under water taking measurement of an angle accurately read, and easy and simple to handle; Utilize steel wire cucurbit and tensiometer can tighten up measuring steel wire during use, can reduce the influence of flow velocity in the water, make measuring accuracy, efficient and expand curvedly to be mounted to the power height, shorten the offshore construction time greatly, realize energy-saving and emission-reduction the curved linear measure longimetry of expanding.
Description of drawings:
Fig. 1 is a submarine pipeline flange method for measuring spatial location measuring principle synoptic diagram of the present invention.
Fig. 2 implements illustration for submarine pipeline flange method for measuring spatial location of the present invention.
Fig. 3 is a submarine pipeline flange spatial position measuring device one-piece construction synoptic diagram of the present invention.
Main label declaration: B puts down pipe end among the figure; C standpipe end; Distance between two flanges of D; The A measurement mechanism; Axle in the 1 vertical inclinometer rotation; 2 vertical inclinometer rotary sleeves; 3 vertical inclinometers; 4 vertical angle indicators; 5 steel wire badge cards; 6 tensiometers; 7 steel wire cucurbits; 8 range finding steel wires; 9 level angle appearance; 10 level angle pointers; 11 bases; 12 horizontal bubble appearance; 13 interim bases; A ' measurement mechanism; Axle in 1 ' the vertical inclinometer rotation; 2 ' vertical inclinometer rotary sleeve; 3 ' vertical inclinometer; 4 ' vertical angle indicator; 9 ' level angle appearance; 10 ' level angle pointer; 11 ' base; 12 ' the horizontal bubble appearance; 13 ' interim base; E puts down pipe end flange angle between standpipe end flanges face and horizontal line X; F puts down pipe end flange angle between standpipe end flanges face and perpendicular line Y; G standpipe end flanges is angle between flat pipe end flange face and horizontal line X; H standpipe end flanges is angle between flat pipe end flange face and perpendicular line Y.
Embodiment
Like Fig. 1, shown in Figure 2; Submarine pipeline flange method for measuring spatial location of the present invention; Its first step; Submarine pipeline flange spatial position measuring device A is installed at the flat pipe end flange B place of submarine pipeline, submarine pipeline flange spatial position measuring device A ' is installed at the standpipe end flanges C place of submarine pipeline; Second step is through the vertical angle indicator between range finding steel wire 8, steel wire cucurbit 7 and two submarine pipeline flange spatial position measuring device A of tensiometer 6 connections, the A '; Wherein tensiometer 6 one ends are connected through the vertical angle indicator of Fastener for climbing mountain with the submarine pipeline flange spatial position measuring device of a flange place installing; The other end is connected with the end of steel wire cucurbit 7 through snap ring; The other end of this steel wire cucurbit 7 is connected with an end of range finding steel wire 8, and the other end of this range finding steel wire 8 is connected with the vertical angle indicator of the submarine pipeline flange spatial position measuring device of another flange place installing; The 3rd step; Tighten up range finding steel wire 8 through steel wire cucurbit 7; Arrive the rated tension of steel wire cucurbit 7 when tension force after, plug the register pin on the tensiometer 6, make tension force keep constant; Tighten steel wire badge card 5 simultaneously, these range finding steel wire 8 length add that the length of length and the tensiometer 6 of two vertical angle indicators of submarine pipeline flange spatial position measuring device is the distance B between the standpipe end flanges peace pipe end flange of submarine pipeline; The 4th step; Read the reading of the level angle pointer 10 of submarine pipeline flange spatial position measuring device A; This reading is the angle E between the line of centres and the flat pipe end flange horizontal line X between flat pipe end flange and the standpipe end flanges; Read vertical angle indicator 4 reading pointed, this reading is angle F between the line of centres and the flat pipe end flange perpendicular line Y between standpipe end flanges and the flat pipe end flange; Read the reading of the level angle pointer 10 ' of submarine pipeline flange spatial position measuring device A '; This reading is the angle G between the line of centres and the standpipe end flanges horizontal line X between standpipe end flanges and the flat pipe end flange; Read vertical angle indicator 4 ' reading pointed, this reading is angle H between the line of centres and the standpipe end flanges perpendicular line Y between standpipe end flanges and the flat pipe end flange; In the 5th step, the data of angle E, angle F, angle G, angle H and distance B are gathered offer the designer, thereby accomplish the measurement of relative tertiary location between standpipe end flanges and the flat pipe end flange.
As shown in Figure 3, submarine pipeline flange spatial position measuring device of the present invention is characterized in that, comprises base 11, interior 1 of fixing respectively vertical inclinometer rotation, level angle appearance 9 and horizontal bubble appearance 12 on this base 11; The sheathed vertical inclinometer rotary sleeve 2 in axle 1 outside in this vertical inclinometer rotation is provided with level angle pointer 10, vertical inclinometer 3 and vertical angle indicator 4 on vertical inclinometer rotary sleeve 2 outer walls.Wherein, this base 11 is the support body that mouthful word removes a top horizontal shape for section, and a side of this support body openend is provided with the level angle appearance 9 that is vertical configuration with this side, is provided with horizontal bubble appearance 12 above this level angle appearance 9; Axle 1 one ends are vertically fixed on the centre position that support body connects the outer wall of level angle appearance 9 one sides in the said vertical inclinometer rotation; Vertical inclinometer rotary sleeve 2 is set in axle 1 outside in the vertical inclinometer rotation, and the bottom of vertical inclinometer rotary sleeve 2 be positioned at level angle appearance 9 above; Said level angle pointer 10 1 ends are fixed on the lower end of vertical inclinometer rotary sleeve 2 near level angle appearance 9, and other end level is pointed to the scale place of level angle appearance 9; Said vertical inclinometer 3 is fixed on vertical inclinometer rotary sleeve 2 outer walls middle part; Said vertical angle indicator 4 one ends are fixed on vertical inclinometer rotary sleeve 2 middle positions, and the other end points to the scale place of vertical inclinometer 3; This level angle appearance 9 is a semicircular bodies; One side of its straight line and support body openend is fixed; Its semicircle limit is provided with scale; This semicircle limit point vertical with the center of circle is made as 0 degree, and the scale that is provided with to semicircle limit one end points by 0 degree point is 90 degree, and is-90 degree by 0 degree point to the scale that another end points of semicircle limit is provided with; This vertical inclinometer 3 is a semicircular bodies; Its straight line is fixing with vertical inclinometer rotary sleeve 2 outer walls middle part; Its semicircle limit is provided with scale; This semicircle limit point vertical with the center of circle is made as 0 degree, and the scale that is provided with to semicircle limit one end points by 0 degree point is 90 degree, and is-90 degree by 0 degree point to the scale that another end points of semicircle limit is provided with.
Submarine pipeline flange method for measuring spatial location step of the present invention is following:
1, prepares two extra large pipe flange spatial position measuring devices on the operation ship deck, indicate the standpipe end peace pipe end of sea pipe respectively.
2, by the frogman two extra large pipe flange spatial position measuring device A and A ' are installed under water, and reach following requirement:
(1) base 11 of measurement mechanism A is through being bolted on the interim base 13, and this interim base 13 is through being bolted to flat 12 positions, pipe end flange top; The base 11 ' of same measurement mechanism A ' is through being bolted on the interim base 13 ', and this interim base 13 ' is through being bolted to 12 positions, standpipe end flanges top.
(2) shaft centre line aligns with the flange face of flat pipe end B in the vertical inclinometer rotation of measurement mechanism A, and shaft centre line aligns with the flange face of standpipe end C respectively in the vertical inclinometer rotation of measurement mechanism A ';
(3) adjustment measurement mechanism A base 11 and interim base 13 make the bubble centering on the horizontal bubble appearance 12, show base 11 and interim base 13 levels; Adjustment measurement mechanism A ' base 11 ' and interim base 13 ' make the bubble centering on the horizontal bubble appearance 12 ', show base 11 ' and interim base 13 ' level;
(4) tighten fixing two the measurement mechanism A of set bolt, A '.
3, the frogman is connected range finding steel wire 8 and steel wire cucurbit 7 is installed between measurement mechanism A that standpipe end and flat pipe end are installed respectively and A '.
4, the frogman tightens up steel wire cucurbit 7, after tension force arrives the specified pulling force of steel wire cucurbit, plugs the register pin on the tensiometer 6, makes tension force keep constant, and the frogman tightens steel wire badge card 5 simultaneously.
5, the frogman carries out the measuring system inspection, and the scope of examination comprises:
(1) two ends measurement mechanism situation.
(2) whether range finding steel wire 8 is exceptionally straight, has not by obstacles.
6, frogman inspection finishes, think errorless after, the level angle appearance 9 of reading measurement mechanism A and A ' respectively and 9 ' and vertically inclinometer 3 and 3 ' angle value is reported field engineer waterborne.
7, the frogman loosens steel wire cucurbit 7; Unload range finding steel wire 8, deliver to waterbornely, measure steel wire 8 length according to steel wire badge card 5 positions by the field technician; Add the length of tensiometer 6, vertical angle indicator 4 and 4 ', equal the distance B between standpipe end flanges and the flat pipe end flange.
As shown in Figure 1; Actual measurement data at certain submarine pipeline; The reading that reads the level angle pointer 10 of submarine pipeline flange spatial position measuring device A is 32 degree; Can calculate the line of centres between flat pipe end flange and the standpipe end flanges and angle E between the flat pipe end flange horizontal line X by this reading is that 90 degree+32 are spent=122 and spent; Read vertical angle indicator 4 readings pointed and be 0 degree, can calculate between standpipe end flanges and the flat pipe end flange between the line of centres and flat pipe end flange perpendicular line Y angle F by this reading and 90 spend+0 and spend=90 °; The reading that reads the level angle pointer 10 ' of submarine pipeline flange spatial position measuring device A ' is 19 degree; Can calculate by this reading that the angle G between the line of centres and standpipe end flanges horizontal line X is 90 degree-19 degree=71 degree between standpipe end flanges and the flat pipe end flange; Reading vertical angle indicator 4 ' reading pointed is 0 °, can be calculated between standpipe end flanges and the flat pipe end flange by this reading that angle H is 90 degree-0 degree=90 degree between the line of centres and standpipe end flanges perpendicular line Y;
Distance B between the standpipe end flanges of submarine pipeline peace pipe end flange steel wire 8 length that equal to find range add the length and the tensiometer 6 length sums of two vertical angle indicators of submarine pipeline flange spatial position measuring device to be 41.7 meters.
It is curved to use AUTOCAD to draw the expansion of accurate size comparatively according to the numerical value of distance B, angle E, angle F, angle G and angle H between the standpipe end flanges peace pipe end flange of the submarine pipeline of actual measurement, and this curved standpipe end flanges face peace pipe end flange face anastomose property with this place's submarine pipeline that expands is good.
The content that does not describe in the present embodiment is a prior art, so, no longer give unnecessary details.
The principle of work of submarine pipeline flange spatial position measuring device of the present invention: axle 1 can make vertical inclinometer rotary sleeve 2 around its rotation in the vertical inclinometer rotation of this device; Thereby make the level angle pointer 10 and the vertical angle indicator 4 that are assemblied on the vertical inclinometer rotary sleeve 2 after range finding steel wire 8 tightens up, can show the relative position between the flange; According to the reading on the level angle pointer 10 this moment level angle appearance 9 pointed; Utilize complementary angle relation and triangle interior angle theorem can extrapolate the angle of horizontal direction between the flange then; And, utilize complementary angle relation and triangle interior angle theorem can extrapolate the angle of vertical direction between the flange then equally according to the vertical reading on the angle indicator 4 vertical inclinometer 3 pointed this moment.At the mounting flange measurement mechanism during to underwater flange, horizontal bubble appearance 12 plays determined level inclinometer 9 the whether effect of level is installed.Vertical inclinometer rotary sleeve 2 can rotate 360 ° by axle 1 in vertical inclinometer rotation, purpose is a unlikely damage measurement mechanism when angle is excessive between the measured flange.Vertically angle indicator 4 is hinged on the vertical inclinometer rotary sleeve 2, except can rotating with the rotation of vertical inclinometer rotary sleeve 2, and also can be around pin joint along vertically inclinometer 3 rotations.Tensiometer 6 plays the effect of measuring range finding steel wire 8 tension force, and steel wire cucurbit 7 is used for tightening up steel wire 8, and range finding steel wire 8 its length of measurement can obtain the distance between the measured flange state under tightening up.When carrying out the flange measurement; Tighten up range finding steel wire 8 through steel wire cucurbit 7, behind the rated tension of tension force arrival steel wire cucurbit, plug the register pin on the tensiometer 6; Make tension force keep constant, then read level angle indicator 10 and vertical angle indicator 4 reading pointed.According to the reading that records, utilize space geometry knowledge to calculate and expand and bend size, offer the workmen and expand curved prefabricated.
The advantage of submarine pipeline flange method for measuring spatial location of the present invention and device: be applicable to the measurement of various sizes and specification seabed flange, do not receive the restriction of seabed flange spacing and direction simultaneously; Measuring accuracy, efficiency of measurement and the curved power height that is mounted to that expands.Level angle pointer and vertical angle indicator reading pointed through submarine pipeline flange spatial position measuring device of the present invention; Can confirm to find range angle between steel wire and level angle appearance and the vertical inclinometer; And calculate according to geological theorems; Confirm the actual relative tertiary location of submarine pipeline vertical tube end flanges peace pipe end flange, and, confirm two distances between the flange face according to the range finding steel wire length.Length consuming time and the not high shortcoming of accuracy that existing flange measuring technique exists have been overcome; Can accurately measure the distance between the standpipe end flanges peace pipe end flange of submarine pipeline, the relative tertiary location and the orientation of angle; It is curved to be convenient to the good expansion of prefabricated send as an envoy to standpipe end flanges face and flat pipe end flange face anastomose property; And easy and simple to handle, workmen's easy master.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical scheme of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (5)
1. a submarine pipeline flange method for measuring spatial location is characterized in that,
The first step locates to install submarine pipeline flange spatial position measuring device (A) at the flat pipe end flange (B) of submarine pipeline, locates to install submarine pipeline flange spatial position measuring device (A ') in the standpipe end flanges (C) of submarine pipeline;
In second step, connect the vertical angle indicator between two submarine pipeline flange spatial position measuring devices (A, A ') through range finding steel wire (8), steel wire cucurbit (7) and tensiometer (6); Wherein tensiometer (6) one ends are connected through the vertical angle indicator of Fastener for climbing mountain with the submarine pipeline flange spatial position measuring device of a flange place installing; The other end is connected with the end of steel wire cucurbit (7) through snap ring; The other end of this steel wire cucurbit (7) is connected with an end of range finding steel wire (8), and the other end of this range finding steel wire (8) is connected with the vertical angle indicator of the submarine pipeline flange spatial position measuring device of another flange place installing;
The 3rd step; Tighten up range finding steel wire (8) through steel wire cucurbit (7); Arrive the rated tension of steel wire cucurbit (7) when tension force after, plug the register pin on the tensiometer (6), make tension force keep constant; Tighten steel wire badge card (5) simultaneously, this range finding steel wire (8) length adds that the length of length and the tensiometer (6) of two vertical angle indicators of submarine pipeline flange spatial position measuring device is the distance (D) between the standpipe end flanges peace pipe end flange of submarine pipeline;
The 4th step; Read the reading of the level angle pointer (10) of submarine pipeline flange spatial position measuring device (A); This reading is the angle (E) between the line of centres and the flat pipe end flange horizontal line (X) between flat pipe end flange and the standpipe end flanges; Read vertical angle indicator (4) reading pointed, this reading is an angle (F) between the line of centres and the flat pipe end flange perpendicular line (Y) between standpipe end flanges and the flat pipe end flange; Read the reading of the level angle pointer (10 ') of submarine pipeline flange spatial position measuring device (A '); This reading is the angle (G) between the line of centres and the standpipe end flanges horizontal line (X) between standpipe end flanges and the flat pipe end flange; Read vertical angle indicator (4 ') reading pointed, this reading is an angle (H) between the line of centres and the standpipe end flanges perpendicular line (Y) between standpipe end flanges and the flat pipe end flange;
In the 5th step, the data of angle (E), angle (F), angle (G), angle (H) and distance (D) are gathered offer the designer, thereby accomplish the measurement of relative tertiary location between standpipe end flanges and the flat pipe end flange.
2. a submarine pipeline flange spatial position measuring device is characterized in that, comprises base (11), fixing respectively vertical inclinometer rotation interior spool (1), level angle appearance (9) and horizontal bubble appearance (12) on this base (11); Axle (1) outside sheathed vertical inclinometer rotary sleeve (2) in this vertical inclinometer rotation is provided with level angle pointer (10), vertical inclinometer (3) and vertical angle indicator (4) on vertical inclinometer rotary sleeve (2) outer wall.
3. submarine pipeline flange spatial position measuring device according to claim 2; It is characterized in that; Said base (11) is the support body that mouthful word removes a top horizontal shape for section; One side of this support body openend is provided with the level angle appearance (9) that is vertical configuration with this side, is provided with horizontal bubble appearance (12) above this level angle appearance (9); Axle (1) one end is vertically fixed on the centre position that support body connects the outer wall of level angle appearance (9) one sides in the said vertical inclinometer rotation; Vertical inclinometer rotary sleeve (2) is set in axle (1) outside in the vertical inclinometer rotation, and the bottom of vertical inclinometer rotary sleeve (2) be positioned at level angle appearance (9) above; Said level angle pointer (10) one ends are fixed on the lower end of vertical inclinometer rotary sleeve (2) near level angle appearance (9), and other end level is pointed to the scale place of level angle appearance (9); Said vertical inclinometer (3) is fixed on vertical inclinometer rotary sleeve (2) outer wall middle part; Said vertical angle indicator (4) one ends are fixed on vertical inclinometer rotary sleeve (2) middle position, and the other end points to the scale place of vertical inclinometer (3).
4. submarine pipeline flange spatial position measuring device according to claim 2; It is characterized in that said level angle appearance (9) is a semicircular bodies, a side of its straight line and support body openend is fixed; Its semicircle limit is provided with scale; This semicircle limit point vertical with the center of circle is made as 0 degree, and the scale that is provided with to semicircle limit one end points by 0 degree point is 90 degree, and is-90 degree by 0 degree point to the scale that another end points of semicircle limit is provided with.
5. submarine pipeline flange spatial position measuring device according to claim 2; It is characterized in that said vertical inclinometer (3) is a semicircular bodies, its straight line is fixing with vertical inclinometer rotary sleeve (2) outer wall middle part; Its semicircle limit is provided with scale; This semicircle limit point vertical with the center of circle is made as 0 degree, and the scale that is provided with to semicircle limit one end points by 0 degree point is 90 degree, and is-90 degree by 0 degree point to the scale that another end points of semicircle limit is provided with.
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| CN2011104467349A CN102435117A (en) | 2011-12-28 | 2011-12-28 | Method and device for measuring spatial position between submarine pipeline flanges |
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| CN108426522A (en) * | 2018-02-07 | 2018-08-21 | 河北省安装工程有限公司 | A kind of pipe element spatial position method of sampling |
| CN109458920A (en) * | 2018-12-19 | 2019-03-12 | 上海仪器仪表研究所 | A kind of digital display type seabed flange position indicator |
| CN109458999A (en) * | 2018-12-21 | 2019-03-12 | 山西潞安环保能源开发股份有限公司漳村煤矿 | Drilling construction underlying parameter corrects measuring device and its measurement method |
| CN109682278A (en) * | 2017-10-19 | 2019-04-26 | 交通运输部上海打捞局 | A kind of seabed flange position indicator |
| CN109798828A (en) * | 2017-11-17 | 2019-05-24 | 上海仪器仪表研究所 | A kind of flange position indicator |
| CN110332878A (en) * | 2019-07-12 | 2019-10-15 | 天津海外海科技有限公司 | A kind of undersea sea pipe flange angel measuring instrument and application method |
| CN112444176A (en) * | 2020-09-25 | 2021-03-05 | 苏州一桥传动设备有限公司 | Method for measuring braking glide quantity of electric hoist |
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| CN114046707A (en) * | 2022-01-14 | 2022-02-15 | 中建八局第二建设有限公司 | Horizontal dislocation detector for vertical rods of outer frame of disc fastener and using method of horizontal dislocation detector |
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| CN109458999B (en) * | 2018-12-21 | 2024-01-30 | 山西潞安环保能源开发股份有限公司漳村煤矿 | Drilling construction foundation parameter correction measuring device and measuring method thereof |
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| CN113932677A (en) * | 2021-09-01 | 2022-01-14 | 海洋石油工程股份有限公司 | Upright column type mechanical flange measuring instrument |
| CN114046707A (en) * | 2022-01-14 | 2022-02-15 | 中建八局第二建设有限公司 | Horizontal dislocation detector for vertical rods of outer frame of disc fastener and using method of horizontal dislocation detector |
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Application publication date: 20120502 |