CN105818946A - Marine riser detection and conveying device and detection system - Google Patents
Marine riser detection and conveying device and detection system Download PDFInfo
- Publication number
- CN105818946A CN105818946A CN201610280467.5A CN201610280467A CN105818946A CN 105818946 A CN105818946 A CN 105818946A CN 201610280467 A CN201610280467 A CN 201610280467A CN 105818946 A CN105818946 A CN 105818946A
- Authority
- CN
- China
- Prior art keywords
- switch
- ball
- toss
- detection
- marine riser
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Earth Drilling (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a marine riser detection and conveying device, which comprises a conveying main body, at least three cross runners and a reciprocating motion unit, wherein the conveying main body comprises two semi-circular shells with one sides being hinged in the axial direction and the other sides being provided with hasp switches; the cross runners comprise stepped shafts, connecting sleeves capable of being arranged on the stepped shafts in a rotating manner, and radially elastic clamping wheels connected to the connecting sleeves; the two ends of the stepped shafts are arranged on the inner walls of the semi-circular shells; the reciprocating motion unit comprises a guide pipe, a ball receiving switch and a ball throwing switch; the guide pipe is positioned at a detection starting position and used for accommodating counterweight balls therein; the ball receiving switch is arranged on the guide pipe and emerges from the water under the action of the ball throwing switch to automatically receive one counterweight ball and sending the counterweight ball into the ball throwing switch; the ball throwing switch is arranged on the conveying main body, and runs to the bottom of the sea under the gravity action of the received counterweight ball to automatically throw the counterweight ball; and under the action of buoyant force, the ball receiving switch is pushed up to continuously receive the next counterweight ball.
Description
Technical field
The present invention relates to marine riser detection technique, especially a kind of marine riser detection detection conveying arrangement and detecting system.
Background technology
Marine riser is exactly to connect the pipeline between seabed and sea upper float, and Main Function is transfer oil or natural gas etc.；As connecting subsea production system and the transfer line of floating structure, it it is the important component part of deepwater field development system.The complexity interacted with seabed soil due to time variation and the standpipe of deep water marine environment load, standpipe has the most safely the challenge of uniqueness and obvious uncertainty, once break down, the safety of whole oil extraction system will be jeopardized, even result in a series of major accident.If there being set of device can find that before standpipe breaks down and solve fault, this will greatly reduce the massive losses of oil gas field, society, environment or even country undoubtedly.
Existing standpipe detection method is generally outside pipeline detection, and phytal zone is detected under water by diver, and profundal zone is detected by underwater robot.The former is by the pure manual inspection of diver, and diver carries good tool little by little detection under water；Being limited by time and the degree of depth, and by the pure manual inspection of diver, efficiency is the lowest, meanwhile, testing staff should dive under water, and grasps the technology of standpipe detection again, and the requirement to testing staff is higher；Although the latter is underwater robot detection, needing the information real-time operation of the cam feedback that staff carried by robot, automaticity is low, and efficiency is the highest；In addition the cost of underwater robot is higher, and the space that underwater robot is installed sensor is less, and it is inconvenient that sensor carries comparison, due to the restriction of robot profile, can not most optimally be utilized by sensor.
State Economic and Trade Commission of China command April 17 in 2000, clear stipulaties " newly-built petroleum pipeline must carry out complete detection after going into operation 3 years, needs to carry out regular complete detection later " in " oil and gas pipeline safety supervision and management temporary provisions ".In addition China's offshore oil cause is flourish, and marine riser quantity is on the increase, and existing detection means the most increasingly can not meet the demand of detection.Based on such background, the present invention devises a kind of low-power consumption marine riser detection transporter.
Summary of the invention
The present invention provides a kind of marine riser detection conveyer device and detecting system, is used for overcoming defect of the prior art, reduces hand labor intensity, improves detection efficiency, and reduces energy resource consumption.
The present invention provides a kind of marine riser detection conveying arrangement, including:
Transport main body, including side at hinged two the semicircular cylinder housings of axis direction, opposite side has for two described semicircular cylinder housings connect the anchor switch in cylinder；
At least three cross runner, including multidiameter, the rotating adapter sleeve being arranged on described multidiameter, described adapter sleeve connects and has the pinch wheels can stretched along described multidiameter radial elastic；Described multidiameter two ends are arranged in described semicircular cylinder inner walls；
Move back and forth unit, including:
Guide pipe, is arranged on standpipe detection original position, is used for receiving multiple weighted spherical ball, and enters weighted spherical ball when receiving switch open in switch of receiving described in trend；
Described switch of receiving, is arranged on described guide pipe, and emerge under toss on-off action one weighted spherical ball of automatic reception, and is sent in described toss switch；
Described toss switchs, and is arranged in described transport main body, runs to seabed automatically by this weighted spherical ball jettisoning under the described weighted spherical ball action of gravity received；Switch of receiving described in jack-up under buoyancy continues to connect next weighted spherical ball.
The marine riser detection conveying arrangement that the present invention provides, sea pipe carrying out flaw detection device is carried from the damage of external detection marine riser as means of transport, by moving back and forth unit, can be in initial position automatic reception weighted spherical ball and ultimate position jettisoning weighted spherical ball, the relation of natural buoyancy and gravity is changed, it is achieved the floating in water and the conversion of dive campaign by receiving heavy ball and throwing heavy ball；Thus detect back and forth, until reach testing requirement；Changed the density of whole device by the buoyancy material changing apparatus surface attachment, and then control the underwater speed of device so that it is do not reduce detection quality because of too fast, reduce detection efficiency the most slowly；Moved from a Wednesday different directions clamping standpipe respectively by the scalable pinch wheels of at least three cross runner, rotatable adapter sleeve on cross runner can make scalable pinch wheels automatically turn over an angle under the effect of flange or other barriers, thus avoidance by the way of rotation；This covering device changes original marine riser detection mode completely, compensate for existing detection means labor intensive material resources, the shortcoming of clumsy poor efficiency；Device is purely mechanic structure, it is not necessary to electricity consumption, it is not necessary to provide external power source, the advantage with low-power consumption, zero-emission, no pollution；Meet the trend of energy-saving and emission-reduction, economize on resources, reduce environmental pollution；By the detection of standpipe can be found fault ahead of time, prevent trouble before it happens.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the marine riser detection conveying arrangement that the embodiment of the present invention provides；
Fig. 2 is the structural representation of cross runner in the marine riser detection conveying arrangement that the embodiment of the present invention provides；
Fig. 3 is the working state schematic representation of cross runner in the marine riser detection conveying arrangement that the embodiment of the present invention provides；
Fig. 4 a is switch working state schematic diagram one of receiving in the marine riser detection conveying arrangement that the embodiment of the present invention provides；
Fig. 4 b is switch working state schematic diagram two of receiving in the marine riser detection conveying arrangement that the embodiment of the present invention provides；
Fig. 5 a is toss switch working state schematic diagram one in the marine riser detection conveying arrangement that the embodiment of the present invention provides；
Fig. 5 b is toss switch working state schematic diagram two in the marine riser detection conveying arrangement that the embodiment of the present invention provides.
Detailed description of the invention
Embodiment
See Fig. 1, the present invention provides a kind of marine riser detection conveying arrangement, mainly include reciprocating motion unit 1 and transport main body 2 two parts being arranged on standpipe detection original position, wherein transporter main body 2 profile is similar to cylinder, and whole cylinder is bisected into two halves, and side is connected by hinge 21, opposite side is connected by hasp switch 22, hasp switch 22 can use existing structure, can arrive to open and lock and determine two halves cylinder, mount and dismount the easiest.Only hasp switch 22 need to be opened when transporter main body 2 is installed, two panels semicircular cylinder just can turn to the opening diameter more than standpipe 10 around hinge axis, then transporter main body 2 is by being arranged on the cross runner 3 of free obstacle detouring being arranged on standpipe 10 and can embrace standpipe 10 of cylinder inner wall, closedown hasp switch 22.Transporter main body cover is relatively large sized, it is simple to install detection equipment and attachment buoyancy material；
See Fig. 2, Fig. 3, cross runner 3 uses avoidance cam mechanism, and including multidiameter 31, adapter sleeve 32 and pinch wheels 33, multidiameter 31 two ends are arranged on cylinder inner wall, adapter sleeve 32 is arranged on multidiameter 31 by bearing 32a, and multidiameter 31 is also equipped with bearing cap 32b；Four pinch wheels 33 are uniform around adapter sleeve 32 1 weeks, and are arranged on the radial direction of adapter sleeve 32 respectively by sleeve 33a, are provided with radial spring 33b in sleeve 33a；Pinch wheels 33 is arranged on wheel shaft 33c, and wheel shaft 33c and radial spring 33b conflicts or is connected；
Four cross runners 3 are distributed on around standpipe 10, a pinch wheels 33 in each cross runner 3 is conflicted standpipe 10, standpipe 10 is tightly embraced from circumferencial direction by four pinch wheels, radial spring 33b is in compressive state all the time, when cross runner 3 moves up and down with reciprocating motion unit 1, pinch wheels 33 moves on standpipe 10, if it is often smaller and smooth for running into the small-scale obstacle things such as the foreign material that are attached on standpipe 10 in sea water, have even can touch off, the Carnis Rapanae thomasianae being such as adsorbed on standpipe；Four pinch wheels 33 of cross runner are telescopic, and during work, every wheel shaft 33c is at compact state, clamping standpipe motion.So, when encountering the small-scale obstacle thing, the retractility of wheel shaft itself can be over barrier；When running into original ring flange 20 large obstacle such as grade on marine riser, rotated by adapter sleeve 33 and drive wheel shaft 33c and sleeve 33a to rotate 90 degree around multidiameter 31, make one in its excess-three pinch wheels 33 to conflict with standpipe 10, rotation process has been walked around ring flange 20.
In order to improve the stability that cross runner 3 runs on standpipe 10 further, multidiameter 31 also wears spring cup 34, axle spring 35 and cam 36；Axle spring 35, between spring cup 34 and cam 36, adapter sleeve 32 is provided with at least three rolling element 37；The end face that cam 36 and rolling element 37 are conflicted is wavy along the rotating direction of rolling element 37；Axle spring 35 is in compressive state under rolling element 37 and cam 36 act on.Rolling element 37 is universal wheel.
When normally working, owing to the elastic force of axle spring 35 is relatively strong, universal wheel is positioned at the trough of cam 36 under the effect of elastic force, and one in four telescopic clamp bearings up pulley 33 of each cross runner contacts with standpipe 10.When running into ring flange, runner rotates around multidiameter 31 under the effect of the inertia force of ring flange 20 and device own, and in rotation process, universal wheel climbs overcoming the elastic force of axle spring 35 surface along cam 36, final whole adapter sleeve 32 turns over 90 degree, has walked around ring flange in rotation process.Owing to cross runner is symmetrical, so after turning over 90 degree, runner remains and remains former normal operating conditions and clip standpipe 10, it is possible to continue around the ring flange run into below.
See Fig. 1, Fig. 4, Fig. 5, move back and forth unit 1 and include guide pipe 11, receive switch 12 and toss switch 13；
Guide pipe 11, it is arranged on standpipe 10 and detects original position, the multiple weighted spherical ball 30 of internal storage, weighted spherical ball 30 can be iron ball, cement heavy ball etc., guide pipe 11 top has ball hole 11a, bottom has ball mouth 11b, and owing to tilting certain angle, when receiving switch 12 unlatching, weighted spherical ball 30 times rolls along guide pipe 11 and enters weighted spherical ball in trend receives switch 12；
Receiving switch 12, be arranged on guide pipe 11, emerge under toss switch 13 effect one weighted spherical ball 30 of automatic reception, and weighted spherical ball 30 is sent in toss switch 13；Switch 12 of receiving includes that the first valve block 12a of linking together of bottom and the second valve block 12b, the first valve block 12a and the second valve block 12b are plugged in guide pipe 11；Having the first opening 12c on first valve block 12a, the second valve block 12b has the second opening 12d, the line between the first opening 12c center with the second opening 12d center is identical with the incline direction of guide pipe 11.After toss switchs 13 toss in uphill process, when underwater ascent to this position, will not stop immediately under the effect of inertia force, but contact bottom switch 12 of receiving, and head on switch 12 continuation floating of receiving.Switch 12 of receiving takes the shape of the letter U, hereinafter referred to as U-shaped switch, normal condition, and as shown in fig. 4 a, its second valve block 12b is in opening state, and the second opening 12d turns on guide pipe 11, it is allowed to weighted spherical ball 30 is passed through, and the first valve block 12a is closed, and keeps off heavy ball herein；When U-shaped switch continues to be headed on rising, as shown in Figure 4 b, first valve block 12a turns on guide pipe 11, enter the weighted spherical ball in U-shaped switch and pass through the first opening 12c in the ball mouth 11b of guide pipe 11 enters toss switch 13, second valve block 12b closes, heavy ball of accompanying in refusal guide pipe 11 switchs interior by entering U-shaped, completes automatically to receive.
Toss switch 13 is specially a receiving barrel, is arranged in transport main body 2, runs to seabed automatically by this weighted spherical ball 30 jettisoning under weighted spherical ball 30 action of gravity received；Under buoyancy, jack-up switch of receiving 12 continues to connect next weighted spherical ball.Toss switch 13 is positioned at immediately below ball mouth 11b, including outer sleeve 13a and inner sleeve 13b: outer sleeve 13a open top, and sidewall has the first toss mouth 13c, and bottom bottoms out plate 13e by guide rod 13d connection；Inner sleeve 13b open top, can lift in outer sleeve 13a, having shock-absorbing spring 13h between bottom and outer sleeve 13a, arrange the homonymy of the first toss mouth 13c and have the second toss mouth 13f on outer sleeve 13a, inner sleeve inner bottom surface 13g is wedge shaped and tilts to the second toss mouth 13f.
When toss switch 13 carries transport main body 2 and the detection device arrival detection ultimate position i.e. seabed being arranged in transport main body 2, bottom i.e. bottoms out plate 13e by a piece of thin plate that guide rod 13d connects can first contact seabed, the inertia force of transporter and gravity overcome the elastic force of shock-absorbing spring 13h to make the outer sleeve 13a of receiving barrel increase along inner sleeve 13b, when the first toss mouth 13c of second toss mouth 13f and the outer sleeve 13a of inner sleeve 13b overlaps, in Tong, weighted spherical ball 30 will be rolled in the sea along the inner bottom surface 13g that inner sleeve 13b tilts, separate with receiving barrel, complete to throw the process of heavy ball.After jettisoning heavy ball, gravity is less than buoyancy, carries out detection of floating；Outer sleeve 13a restPoses under the effect of shock-absorbing spring 13h.
Claims (6)
1. a marine riser detection conveying arrangement, it is characterised in that including:
Transport main body, including side at hinged two the semicircular cylinder housings of axis direction, opposite side has for two described semicircular cylinder housings connect the anchor switch in cylinder；
At least three cross runner, including multidiameter, the rotating adapter sleeve being arranged on described multidiameter, described adapter sleeve connects and has the pinch wheels can stretched along described multidiameter radial elastic；Described multidiameter two ends are arranged in described semicircular cylinder inner walls；
Move back and forth unit, including:
Guide pipe, is arranged on standpipe detection original position, is used for receiving multiple weighted spherical ball, and enters weighted spherical ball when receiving switch open in switch of receiving described in trend；
Described switch of receiving, is arranged on described guide pipe, and emerge under toss on-off action one weighted spherical ball of automatic reception, and will be sent in described toss switch；
Described toss switchs, and is arranged in described transport main body, runs to seabed automatically by this weighted spherical ball jettisoning under the described weighted spherical ball action of gravity received；Switch of receiving described in jack-up under buoyancy continues to connect next weighted spherical ball.
Marine riser the most according to claim 1 detection conveying arrangement, it is characterised in that described cross runner also includes being located in the axle spring on described multidiameter and cam；
Described cam is between described axle spring and described adapter sleeve；At least three rolling element it is provided with on described adapter sleeve；The end face that described cam and described rolling element are conflicted is wavy along the rotating direction of described rolling element；Described axle spring is in compressive state under described rolling element and cam effect.
Marine riser the most according to claim 2 detection conveying arrangement, it is characterised in that described rolling element is universal wheel.
4. according to the arbitrary described marine riser detection conveying arrangement of claim 1-3, it is characterised in that the inclined shape of described guide pipe, and top has ball hole, and low side has ball mouth.
Marine riser the most according to claim 4 detection conveying arrangement, it is characterised in that described in switch of receiving include:
Two valve blocks, are plugged in described guide pipe, and bottom links together；Being respectively provided with opening on two described valve blocks, described in two, the line between opening center is identical with the incline direction of described guide pipe.
Marine riser the most according to claim 5 detection conveying arrangement, it is characterised in that described toss switch is positioned at immediately below described ball mouth, including:
Outer sleeve, open top, sidewall has the first toss mouth, and bottom bottoms out plate by guide rod connection；
Inner sleeve, open top, can lift in described outer sleeve, be provided with shock-absorbing spring between bottom and described outer sleeve, having the second toss mouth with the homonymy arranging the first toss mouth on described outer sleeve, inner sleeve inner bottom surface is wedge shaped and tilts to described second toss mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610280467.5A CN105818946B (en) | 2016-04-29 | 2016-04-29 | Marine riser detects conveying arrangement and detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610280467.5A CN105818946B (en) | 2016-04-29 | 2016-04-29 | Marine riser detects conveying arrangement and detecting system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105818946A true CN105818946A (en) | 2016-08-03 |
| CN105818946B CN105818946B (en) | 2017-09-01 |
Family
ID=56527925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610280467.5A Active CN105818946B (en) | 2016-04-29 | 2016-04-29 | Marine riser detects conveying arrangement and detecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105818946B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030006070A1 (en) * | 1999-09-14 | 2003-01-09 | Dean Quenton Wayne | Method for subsea pod retrieval |
| CN201859138U (en) * | 2010-03-13 | 2011-06-08 | 中国海洋大学 | Nondestructive testing device for marine riser |
| CN202024984U (en) * | 2011-02-24 | 2011-11-02 | 中国海洋大学 | Ocean stand pipe nondestructive testing device and centralizer thereof |
| CN205574242U (en) * | 2016-04-29 | 2016-09-14 | 中国海洋大学 | Ocean riser detects conveyer and detecting system |
-
2016
- 2016-04-29 CN CN201610280467.5A patent/CN105818946B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030006070A1 (en) * | 1999-09-14 | 2003-01-09 | Dean Quenton Wayne | Method for subsea pod retrieval |
| CN201859138U (en) * | 2010-03-13 | 2011-06-08 | 中国海洋大学 | Nondestructive testing device for marine riser |
| CN202024984U (en) * | 2011-02-24 | 2011-11-02 | 中国海洋大学 | Ocean stand pipe nondestructive testing device and centralizer thereof |
| CN205574242U (en) * | 2016-04-29 | 2016-09-14 | 中国海洋大学 | Ocean riser detects conveyer and detecting system |
Non-Patent Citations (1)
| Title |
|---|
| 赵东红等: "海底管道立管检测技术及近海平台立管检测方法选择分析", 《石油工程建设》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105818946B (en) | 2017-09-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101890708A (en) | Wheeled-movement pipeline robot | |
| CN105064402B (en) | Submerged floating tunnel Underwater Docking Device and application thereof in a kind of water | |
| CN112077823A (en) | Mobile platform of pipe gallery inspection robot | |
| CN105372093B (en) | A kind of marine environmental monitoring hydrophore | |
| CN202884375U (en) | Small pipeline inspection robot | |
| CN102913715A (en) | Robot for detecting small pipeline | |
| CN113895595B (en) | Hybrid-driven anchor chain cleaning and detecting robot and operation method thereof | |
| CN103978497B (en) | Hydraulic drive type underwater emergency kickoff mechanism | |
| CN205574242U (en) | Ocean riser detects conveyer and detecting system | |
| CN205022817U (en) | Outer defeated system suitable for drum type or polygon FPSOFDPSO | |
| CN105818946A (en) | Marine riser detection and conveying device and detection system | |
| CN205420460U (en) | Automatic device that trades borer of large -scale steel factory tapping machine | |
| KR101599452B1 (en) | Apparatus for preventing chain from damage for turret | |
| CN105416511A (en) | Semi-submersible piling marine platform positioning system | |
| CN107965317B (en) | ROV-based all-dimensional underwater short-distance drilling machine sampler and sampling method thereof | |
| CN113028196A (en) | A sealing mechanism and piping lane inspection robot for piping lane inspection robot | |
| CN109774809B (en) | Magnetic conduction wall surface moving mechanism and magnetic conduction wall surface moving robot | |
| CN113607218B (en) | Chain climbing robot for detecting mooring chain of offshore floating platform and offshore operation method of chain climbing robot | |
| CN113531290B (en) | Automatic gas pipeline maintenance robot and use method thereof | |
| CN105239803B (en) | Underwater cleaning robot | |
| CN203905836U (en) | Floating buffering nipple | |
| CN112793726A (en) | Underwater patrol chain type mobile observation platform | |
| KR101531582B1 (en) | Non-contact power swivel | |
| KR101695888B1 (en) | Subsea drilling system | |
| CN108625798B (en) | A kind of deep water riser emergency on-off connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |