CN101303094A - Integral remote pipe flange bolt connection implement - Google Patents
Integral remote pipe flange bolt connection implement Download PDFInfo
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- CN101303094A CN101303094A CNA2008100646615A CN200810064661A CN101303094A CN 101303094 A CN101303094 A CN 101303094A CN A2008100646615 A CNA2008100646615 A CN A2008100646615A CN 200810064661 A CN200810064661 A CN 200810064661A CN 101303094 A CN101303094 A CN 101303094A
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Abstract
The invention provides an all-in-one bolt connection tool of pipe flanges, which is available for remote control, can complete the work of automatically and correctly seek screw holes and alignment between flanges and the screw holes and realize the connection and pre-tightening of nuts and bolts. The connection tool is composed of an outer frame, an inner frame, a bolt warehouse and a nut warehouse. The outer frame is the base of the whole tool and can be positioned in a pipe automatically by the claws at the two ends of the outer frame; the inner frame comprises two rotators which are connected with the outer frame in a chute type way, two linear guide rails are fixedly connected between the two rotators, two ends of the linear guide rails are connected with fixed seats, and the two rotators can be driven by an oscillating motor on the outer frame to drive the inner frame to make rotation around the central axis of the pipe; the bolt warehouse and the nut warehouse are three-half retractable structures, hung on the two guide rails of the inner frame and driven by telescopic mechanisms at the two sides to make retractable movement; a two-half bolt stretcher and a nut driving device are installed on the bolt warehouse; a nut screwing unit is embedded in the nut warehouse; the nut warehouse and the bolt warehouse are respectively connected with an axial driving device between the fixed seats on the guide rails and can slide along the guide rails.
Description
(1) technical field
The present invention relates to a kind of automated machine work tool, specifically integral type, remote controlled, can finish and independently seek positive screw, carry out the flange hole alignment and realize a kind of pipe flange bolt connection implement of nut and Bolt Connection and pretension.
(2) background technique
The flange automatic connecting system mainly contains three kinds of connecting means, i.e. Bolt Connection, clamping connects and be connected with collet chuck.These three kinds of methods are applicable to that all the submarine pipeline that no diver assists connects.Wherein Bolt Connection has superiority and the extensive use that can not be substituted, and for example sealing and the durability requirement that in ocean deepwater high pressure particular surroundings pipeline is connected is very high, and submarine pipeline flange mechanical type connects the normal bolt connection mode that adopts.Pipeline connects in brief, on sea bed, control special axis after a series of the service of connection devices such as aiming at facility will need the two pipeline support fixation of docking and realize the alignment of pipeline axial by remote-controlled vehicle ROV (Remotely Operated Vehicle), carry the automatic connection implement of flange by ROV again and arrive the piping flange junction point, and the automatic connection implement of control flange carries out flange fine setting hole alignment, and finish connecting of nut and bolt, finally realize the butt joint of two pipelines.
At present, flange connects the scientific research product that facility mainly are submarine pipeline tieback aspects automatically.Quite ripe abroad with the technology of tieback under water headed by the U.S. and the Norway, a whole set of underwater work system instrument is arranged, and actual application has been arranged.
There is long history in U.S. Sonsub company field under water, pipeline tieback aspect under water, and they have taked no diving personnel to realize that the technology Sonsub company of submarine pipeline butt joint is used for the tool system that the pipelines in deep sea flange connects and is called BRUTUS.BRUTUS comprises ROV, axially aligns instrument, scoops out instrument and automatic flange docking system etc.Sonsub company is Norway a company 400m depths under water in the North Sea in the autumn in 2000, has finished being connected of flexible pipe of 16in hard tube and 10in.The automatic flange docking system of Switzerland Allseas company is to be used for the flange bolt connection of 1000 meters submarine pipelines under water, and its achievement in research rests on the patent stage at present, does not still have definite data and shows that it enters the prototype test stage.The patent PCT/GBOI/04913 of STOLT OFFSHORE LIMITED has proposed a kind of long-range flange bolt connection implement and method MATIS II, is the higher design proposal of present level of intelligence.But nut storehouse and bolt storehouse circumferentially all are self-movement in these schemes, and the hole is aimed at often, because the aligning difficulty of screw bolt and nut is higher, therefore the split in two storehouses design is had relatively high expectations to the control accuracy and the observation device of complete equipment.
Domestic deep water tieback technology is in the starting stage, does not have ready-made pipeline fastening means, mainly carries out tieback by the underwater operation tool of leasing countries such as the U.S. or Norway.For the depth of water is to implement butt joint by diver's direct manipulation or with the underwater sealing storehouse as working space with interior pipeline tieback for 500 meters mostly, the installation of this type of submarine pipeline, the domestic whole piece pipeline that generally adopts connects shaping by land, seal the pipeline two ends then, steel pipe is pulled in the water, borrow the buoyancy of pipe that the pipe transportation by driving is dragged to the infield, will manage the depressurization submerged of pouring water again, pontoon crane cooperates the adjustment mounting point to make pipe fall into foundation trench to finish installation.
(3) summary of the invention
The object of the present invention is to provide a kind of structure and control simple and reliable, particularly be applicable to the integral remote pipe flange bolt connection implement of realizing the automatic Bolt Connection of piping flange.
The object of the present invention is achieved like this:
It is made of external frame, inner gimbal, bolt storehouse, nut storehouse;
The composition of external frame comprises that the lower end of position shelf 10 position shelfs is the semicircle inner groovy and scoop out base 9 and cooperate, 10 of two position shelfs are affixed by truss 1, pipeline claw 8 connects 60 by pin and is embedded in position shelf 10 both sides, claw oil hydraulic cylinder 7 is connected on the position shelf 10 by pin 51, claw piston rod 53 is connected in pipeline claw 8 by pin 50, gland 29 constitutes revolving grate and connects solid of rotation 4 with position shelf 10, revolving grate is an internal groove, and at groove both sides embedded bearing 48, hydraulic pressure swing cylinder 13 pins are connected in position shelf 10, the oscillating-piston bar 12 that pin connects on the rotary driving body 4;
Solid of rotation 4 and linear rail 43, the fixed base 31 formation inner gimbal that is fixedly connected, solid of rotation 4 is the fan type, boss on it is coaxial with pipeline 27 and pipeline 6, be embedded in the ring shaped slot on the external frame, both sides each one, fixed base 31 is fixed on two linear rails 43, sells attachment bolt storehouse piston rod 32 and nut storehouse piston rod 52 respectively;
The bolt storehouse is 3 half formula switching structures, hang on by linear bearing 3 on two linear rails 43 of inner gimbal, the bolt storehouse piston rod 32 that is connected in inner gimbal by bolt storehouse oil hydraulic cylinder 2 drive pins that are embedded in body 44 middle and upper parts in storehouse on the bolt storehouse is realized the axial motion of bolt storehouse along linear rail 43, mainly comprise 3 half formula storehouse bodies, be installed on two halves formula bolt tensioning jack and the nut gear sleeve 35 that is embedded in the storehouse body on the body of storehouse, driving gear 30, actuation gear 38, small motor 19,3 half formula storehouse bodies are made of storehouse body 18 under the bolt storehouse of the two halves quadrant arc of storehouse body 44 and bottom on the semi-circular bolt storehouse at top, under the bolt storehouse on storehouse body 18 upper limbs and the bolt storehouse storehouse body 44 be connected 47 for pin axle type, described linear bearing 3 is embedded in storehouse body 44 on the bolt storehouse, and described extending means is connected in the bolt storehouse folding oil hydraulic cylinder 5 of storehouse body 44 on the bolt storehouse by pin 45 and bolt storehouse folding piston rod 23 that pin 59 is connected in storehouse body 18 under the bolt storehouse constitutes;
The nut storehouse is 3 half formula switching structures, constitute by storehouse body 22 under the nut storehouse of the two halves quadrant arc of storehouse body 36 and bottom on the semicircle nut storehouse at top, hang on by linear bearing 37 on two linear rails 43 of inner gimbal, the nut storehouse piston rod 52 that is connected in inner gimbal by nut storehouse oil hydraulic cylinder 34 drive pins that are embedded in body 36 middle and upper parts in storehouse on the nut storehouse is realized the axial motion of nut storehouse along linear rail 43, described linear bearing 37 is embedded in storehouse body 36 on the nut storehouse, storehouse body 36 is for pin axle type is connected 11 on storehouse body 22 upper limbs and the nut storehouse under the nut storehouse, and described extending means constitutes by the nut storehouse folding oil hydraulic cylinder 33 that is connected in storehouse body 36 on the nut storehouse by pin 14 with by the nut storehouse folding piston rod 57 that pin 58 is connected in storehouse body 22 under the nut storehouse.
The present invention can also comprise:
1, revolving grate is an internal groove, and at groove both sides embedded bearing 48.
2, solid of rotation 4 is the fan type, and the boss on it is coaxial with pipeline 27 and pipeline 6, is embedded in the ring shaped slot on the external frame, both sides each one.
3, the linear bearing 3 in the bolt storehouse is embedded in storehouse body 44 on the bolt storehouse, and described extending means is connected in the bolt storehouse folding oil hydraulic cylinder 5 of storehouse body 44 on the bolt storehouse by pin and bolt storehouse folding piston rod 23 that pin is connected in storehouse body 18 under the bolt storehouse constitutes.
4, extending means constitutes by the nut storehouse folding oil hydraulic cylinder 33 that is connected in storehouse body 36 on the nut storehouse by pin with by the nut storehouse folding piston rod 57 that pin is connected in storehouse body 22 under the nut storehouse.
5, two halves formula bolt tensioning jack is made of symmetrical halves circle formula bolt tensioning jack upper body 46, bolt tensioning jack lower body 16, extender folding piston 42 and hydraulic package wherein, drive under 42 effects of extender folding piston at hydraulic oil, two bolt tensioning jack upper bodies 46 can be radially mutually away from or fit, to hold tightly or to discharge special double-screw bolt 20, when hydraulic oil enters cavity between bolt tensioning jack upper body 46 and the bolt tensioning jack lower body 16, can make bolt tensioning jack upper body 46 along special double-screw bolt 20 axially away from or near bolt tensioning jack lower body 16.
6, rotation gear ring 63 and the linear rail 43 formation inner gimbal that is fixedly connected, be embedded with oil hydraulic motor 64 on the fixing frame of external frame, driving wheel 65 is installed on the oil hydraulic motor 64, and axis is parallel with conduit axis, and driving wheel 65 engagement rotation gear rings 63 drive the circumferential movement of whole inner gimbal.
7, nut screws device 24 for shoulder hole designs, and front end can be put into spring 54 and special nut 40, is embedded with the polycyclo-rubber circle around the nut 40.
Composition of the present invention comprises external frame, external frame plays carrier to whole facility, mainly constitute with the truss that is connected the both sides position shelf by position shelf, the pipeline claw that hangs on position shelf, location by position shelf and two claws hold tightly pipeline with the facility overall fixed on pipeline, can also correct punctual little error pipeline axial; Position shelf is inboard to constitute two solid of rotation about the revolving grate suspension with gland, embedded eight the little bearings of every sideway swivel track, reduced the friction of track and solid of rotation greatly by bearing position rotating body, about connect firmly two linear rails between two solid of rotation and become one, two linear rail two ends connect firmly a fixed base respectively near the solid of rotation place, as with the bolt storehouse, the tie that nut storehouse axial actuating mechanism connects, two solid of rotation, two linear rails and two fixed bases constitute inner gimbal, can drive inner gimbal around the rotation of pipeline center axle by the hydraulic pressure swing cylinder rotary driving body on the external frame, thus carry out bolt to the hole, work such as the alignment of flange hole; The bolt storehouse is 3 half formula switching structures, hang on by linear bearing on two guide rails of inner gimbal, mainly comprise 3 half formula storehouse bodies, be installed on two halves formula bolt tensioning jack and the nut gear sleeve that is embedded in the storehouse body on the body of storehouse, driving gear, actuation gear, small motor, 3 half formula storehouse bodies are made of storehouse body under the bolt storehouse of the two halves quadrant arc of storehouse body and bottom on the semi-circular bolt storehouse at top, under the bolt storehouse on storehouse body upper limb and the bolt storehouse storehouse body be that pin axle type is connected, extending means by both sides drives open and close movement, described two halves formula bolt tensioning jack is by symmetrical halves circle formula bolt tensioning jack upper body, the bolt tensioning jack lower body, extender folding piston and hydraulic package wherein constitute, drive under the extender folding piston action at hydraulic oil, two bolt tensioning jack upper bodies can be radially mutually away from or fit, to hold tightly or to discharge special double-screw bolt, when hydraulic oil enters cavity between bolt tensioning jack upper body and the bolt tensioning jack lower body, can make the bolt tensioning jack upper body along special stud shaft to away from or near the bolt tensioning jack lower body, thereby realize stretching to bolt; Nut library structure and bolt storehouse are similar, also be to hang on two linear rails of inner gimbal by linear bearing, comprise that mainly 3 half formula storehouse bodies, the nut that is embedded in wherein screw device and monitoring camera, 3 half formula storehouse body structures are identical with the bolt storehouse, and nut screws the device effect and structure all is equal to bolt storehouse nut gear sleeve and drive gear assemblies; Nut storehouse and bolt storehouse connect by axial drive means respectively and between the fixed base on the guide rail, can independently slide within the specific limits along guide rail by axial driving.
The present invention can be equipped with different control system and bolt firmly beforehand means according to different work situations such as land operation or underwater operation, the less pretightening force of Bolt Connection or big pretightening forces.Under the big pretightening force situation of Bolt Connection, the present invention can assist nut drive by being equipped with bolt tensioning jack, realizes the big pretightening force job requirements of Bolt Connection; And described bolt is special stud, so that the loading and unloading of bolt tensioning jack and clamping; Under the plain bolt connection situation, only need the structure in bolt storehouse to simplify slightly and improve, can finish connection work by more simple and reliable operation and control.
The present invention is a kind of integral type, and is remote controlled, can independently seek positive screw, can circumferentially finely tune loose flange and carry out the flange hole alignment, and finish a kind of pipe flange bolt connection implement of nut and Bolt Connection and pretension.The flange fully automatic bolt that can realize deep water seabed or no man's land pipelines such as Land Risks or radiation connects, and has broad application prospects in the development of the ocean development in future and nuclear industry.
(4) description of drawings
Fig. 1 is a system construction drawing of the present invention;
Fig. 2 is an external frame structure constitutional diagram;
Fig. 3 is the bearing wall and frame structure constitutional diagram;
Fig. 4 is a bolt library structure constitutional diagram;
Fig. 5 is a nut library structure constitutional diagram;
Fig. 6 is a bolt pretension schematic representation;
Fig. 7 is the structural representation that utilizes fluid motor-driven inner gimbal circumferential movement.
(5) embodiment
For example the present invention is done description in more detail below in conjunction with accompanying drawing:
In conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 illustrates that system architecture of the present invention mainly comprises:
1, operating environment: comprise transport carrier 39, scoop out base 9, floating pipe 6, loose flange 25, fixing tube 27, fastening flange 56, special stud 20, special nut 40.
2, flange bolt connection implement comprises:
(1) external frame: comprise position shelf 10, pipeline claw 8, truss 1, claw oil hydraulic cylinder 7, pin 50, pin 51, claw locating stud 60, claw piston rod 53, gland 29, bearing 48, oscillating motor 13, swing cylinder pin 15.
(2) inner gimbal: comprise solid of rotation 4, oscillating-piston bar 12, piston rod pin 62, linear rail 43, fixed base 31.
(3) bolt storehouse: comprise storehouse body 18, storehouse pin connection 47 under storehouse body 44, the bolt storehouse on linear bearing 3, the bolt storehouse, monitor camera 41, force transducer 49, bolt storehouse folding oil hydraulic cylinder 5, bolt storehouse folding piston rod 23, pin 45, pin 59, bolt tensioning jack upper body 46, bolt tensioning jack lower body 16, extender folding piston 42, nut gear sleeve 35, driving gear 30, actuation gear 38, small motor 19, bolt storehouse oil hydraulic cylinder 2, bolt storehouse piston rod 32.
(4) nut storehouse: comprise on linear bearing 37, the nut storehouse that storehouse body 22 under storehouse body 36, the nut storehouse, storehouse pin connect 11, monitoring camera 41, nut storehouse folding oil hydraulic cylinder 33, nut storehouse folding piston rod 57, abutment sleeve 28, pin 14, pin 58, nut screw device 24, spring 54, nut storehouse oil hydraulic cylinder 34, nut storehouse piston rod 52.
When transport carrier flange connection implement facility are taken deliver in the operating environment after, under pipeline claw 8, the nut storehouse under storehouse body 22, the bolt storehouse storehouse body 18 all be initialized as open configuration so that next step rides to pipeline.
In conjunction with Fig. 2 the structure of external frame is elaborated, position shelf 10 mainly plays the correction effect transporting when carrier 39 is transported to the pipeline connection place with the flange bolt connection implement, the lower end is the semicircle inner groovy and scoop out base 9 and cooperate, and assists pipeline claw 8 that facility are located fully; 10 of two position shelfs are affixed to increase body intensity by truss 1; Pipeline claw 8 connects 60 by pin and is embedded in position shelf 10 both sides, and claw oil hydraulic cylinder 7 is connected on the position shelf 10 by pin 51, and claw piston rod 53 is connected in pipeline claw 8 by pin 50, the folding of the drive controlling pipeline claw 8 by claw oil hydraulic cylinder 7; Gland 29 act as with position shelf 10 and constitutes revolving graties to connect solid of rotation 4, and revolving grate is an internal groove, and is rolling friction with realization with contacting of solid of rotation 4 at groove both sides embedded bearing 48, rotates required moment thereby reduce inner gimbal greatly; Oscillating motor 13 pin is connected in position shelf 10, the oscillating-piston bar 12 that connects by pin 15 on the rotary driving body 4, with control solid of rotation 4 around the rotation of conduit axis carry out bolt 20 to the hole.
In conjunction with Fig. 3 the structure of inner gimbal is elaborated, solid of rotation 4 and linear rail 43, the fixed base 31 formation inner gimbal that is fixedly connected, solid of rotation 4 is the fan type, boss on it is coaxial with pipeline 27 and pipeline 6, be embedded in the ring shaped slot on the external frame, both sides each one, can drive the circumferential movement of whole inner gimbal by the driving of oscillating motor 13.Fixed base 31 is fixed on two linear rails 43, sells attachment bolt storehouse piston rod 32 and nut storehouse piston rod 52 respectively, with axial driving bolt storehouse and the axial motion of nut storehouse.
In conjunction with Fig. 4 the bolt library structure is elaborated, the bolt storehouse is 3 half formula switching structures, hang on by linear bearing 3 on two linear rails 43 of inner gimbal, the bolt storehouse piston rod 32 that is connected in inner gimbal by bolt storehouse oil hydraulic cylinder 2 drive pins that are embedded in middle and upper part, bolt storehouse is realized the axial motion of bolt storehouse along linear rail 43, mainly comprise 3 half formula storehouse bodies, be installed on two halves formula bolt tensioning jack and the nut gear sleeve 35 that is embedded in the storehouse body on the body of storehouse, driving gear 30, actuation gear 38, small motor 19,3 half formula storehouse bodies are made of storehouse body 18 under the bolt storehouse of the two halves quadrant arc of storehouse body 44 and bottom on the semi-circular bolt storehouse at top, under the bolt storehouse on storehouse body 18 upper limbs and the bolt storehouse storehouse body 44 drive open and close movement for pin axle type is connected 47 by the extending means of both sides; Described linear bearing 3 is embedded in storehouse body 44 on the bolt storehouse, can reduce the frictional force of storehouse body 44 activity on linear rail 43 greatly; Described extending means is connected in the bolt storehouse folding oil hydraulic cylinder 5 of storehouse body 44 on the bolt storehouse by pin 45 and bolt storehouse folding piston rod 23 that pin 59 is connected in storehouse body 18 under the bolt storehouse constitutes; The special stud 20 suitable with the flange hole number carried in the bolt storehouse, the nut gear sleeve 35 of the embedded circumferential centering of storehouse body, driving gear 30, actuation gear 38, small motor 19, small motor 19 drives with the actuation gear 38 of nut gear sleeve 35 by driving gear 30 engagements and rotates to drive the special nut 55 that has been threaded onto on the stud, the suitable two halves formula bolt tensioning jack of number is installed away from the flange side in the bolt storehouse, the special coarse thread end of clamping stud 20, the double-screw bolt 20 that can stretch under hydraulic driving makes nut gear sleeve 35 under small motor 19 less moments drive nut 55 be screwed double-screw bolt 20, realizes the Bolt Connection of big pretightening force; Described two halves formula bolt tensioning jack is by symmetrical halves circle formula bolt tensioning jack upper body 46, bolt tensioning jack lower body 16, extender folding piston 42 and hydraulic package wherein constitute, drive under 42 effects of extender folding piston at hydraulic oil, two bolt tensioning jack upper bodies 46 can be radially mutually away from or fit, to hold tightly or to discharge special double-screw bolt 20, when hydraulic oil enters cavity between bolt tensioning jack upper body 46 and the bolt tensioning jack lower body 16, can make bolt tensioning jack upper body 46 along special double-screw bolt 20 axially away from or near bolt tensioning jack lower body 16, thereby realize stretching to double-screw bolt 20.
In conjunction with Fig. 5 and Fig. 6 the nut library structure is elaborated, nut storehouse body is similar to bolt storehouse body structure, be 3 half formula switching structures, constitute by storehouse body 22 under the nut storehouse of the two halves quadrant arc of storehouse body 36 and bottom on the semicircle nut storehouse at top, hang on by linear bearing 37 on two linear rails 43 of inner gimbal, the nut storehouse piston rod 52 that is connected in inner gimbal by nut storehouse oil hydraulic cylinder 34 drive pins that are embedded in body 36 middle and upper parts in storehouse on the nut storehouse is realized the axial motion of nut storehouse along linear rail 43, described linear bearing 37 is embedded in storehouse body 36 on the nut storehouse, can reduce the frictional force of storehouse body 36 at linear rail 43 sliding ways greatly; Under the nut storehouse on storehouse body 22 upper limbs and the nut storehouse storehouse body 36 be connected 11 for pin axle type, extending means by both sides drives its open and close movement, and described extending means constitutes by the nut storehouse folding oil hydraulic cylinder 33 that is connected in storehouse body 36 on the nut storehouse by pin 14 with by the nut storehouse folding piston rod 57 that pin 58 is connected in storehouse body 22 under the nut storehouse; The special nut 40 suitable with the flange hole number carried in the nut storehouse, the nut of the embedded circumferential centering of storehouse body screws device 24, nut screws device 24 effects and structure all is equal to bolt storehouse nut gear sleeve 35 and drive gear assemblies thereof, special nut 40 and spring 54 are contained in nut in advance and screw in the device 24, spring 54 is butted on after the nut 40 can be in retention nut 40 when connecting and the applying of double-screw bolt 20, nut screws device 24 and drives special nut 40 rotation precession double-screw bolts 20, carries out bolt and nut and just connects.
In conjunction with Fig. 6 to special stud 20 and special nut 40, special nut 55 is illustrated, and stud 20 1 ends are special to be the multi-turn groove, partly coincide with bolt tensioning jack upper body 46 clampings, the other end is processed as frustum type, to reduce the difficulty that double-screw bolt inserts loose flange 25 holes and nut 40 holes.Special nut 55 is for to add the location that high nut helps nut gear sleeve 35, and the embedded rubber ring of special nut 40 appearances is avoided with the increase friction, and special nut 40 comes off from the nut storehouse in the process of transporting.Special double-screw bolt 20 equipped two special nut special nuts 40, special nut 55, wherein special nut 55 is pre-installed on the double-screw bolt 20.
Describe the structure of bolt tensioning jack and nut drive and the implementation procedure of bolt pretension in detail in conjunction with Fig. 6, after the bolt 20 in bolt storehouse passes loose flange 25 and fastening flange 56 and is adjacent to nut 40, the embedded nut in nut storehouse screws device 24 and starts, drive the rotation of nut 40, the helical thread portion that makes the special double-screw bolt 20 of nut 40 precessions under the thrust of nut 40 Rear springs 54 is until being adjacent to fastening flange 56 surfaces and reaching certain pretightening force; At this moment, the bolt tensioning jack action, under hydraulic control, when clamping special double-screw bolt 20 rear end multi-turn grooves, bolt tensioning jack two halves upper body 46 axially raises along double-screw bolt 20, stretching double-screw bolt 20 is to the precomputation amount of tension, this moment, bolt storehouse embedded nut drive unit started, and small motor 19 is by actuation gear 38 and 35 rotations of driving gear 30 geared screw gear sleeves, and drive special nut 55 rotates to and is adjacent to loose flange 25 surfaces; Separate by extender folding piston 42 bolt tensioning jack two halves formula upper body 46 then, discharge double-screw bolt 20 and when guaranteeing to withdraw in the bolt storehouse double-screw bolt 20 can break away from the storehouse body smoothly, finish the pretension work of bolt.
In conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, it is as follows to specify integral type pipe flange bolt connection implement workflow:
1, arranges by transporting carrier 39.Integral type flange bolt connection implement is taken delivered to pipeline flange to be connected place by transporting carrier 39, and facility are ridden to pipeline directly over by pipeline, layout to guarantee the bolt storehouse on floating pipe 6 and the nut storehouse on fixing tube 27.
2, be positioned to pipeline.Pipeline is held in facility two ends hydraulic claw 8 action tightly, can eliminate the floating pipe 6 left over when previous step axially aligns and the axial little error of fixing tube 27.
3, loose flange 25 is pressed close in the bolt storehouse.The bolt storehouse axially drives 2 actions of bolt storehouse oil hydraulic cylinder, and the bolt storehouse is slowly near loose flange 25, and oil hydraulic cylinder 2 stops action under camera 61 and force transducer 49 monitorings.
4, bolt is sought the hole.Two ends oscillating motor 13 starts on external frame under 61 monitorings of camera on the bolt storehouse, drive inner gimbal along a direction and slowly rotate (＜=45 degree) around conduit axis, when double-screw bolt 20 alignment activity flanges 25 holes, 2 actions of bolt storehouse oil hydraulic cylinder, bolt storehouse axial advancement double-screw bolt 20 is pushed into flange 25 holes, so far finishes the hole of seeking of bolt.
5, flange hole alignment.Double-screw bolt 20 passes loose flange 25, the tip contacts at fastening flange 56 surfaces, under 41 monitorings of nut storehouse camera, oscillating motor on the external frame starts at this moment, driving inner gimbal slowly rotates around conduit axis, the double-screw bolt 20 that inserts in loose flange 25 drives loose flange 25 and rotates together, carries out the work of two flange holes alignment; In the rotation process (＜=45 degree), when the hole of double-screw bolt 20 most advanced and sophisticated secured in alignment flanges 56, circumferential movement stops, the inner gimbal stall, 2 actions of bolt storehouse oil hydraulic cylinder, bolt storehouse axial advancement, double-screw bolt 20 is pushed into fastening flange 56 holes, finishes the hole alignment of fastening flange 56 and loose flange 25 this moment.
6, nut precession bolt.The bolt storehouse axially drives 2 actions of bolt storehouse oil hydraulic cylinder, continues to move ahead along guide rail 43 in the bolt storehouse, and under sensor 49 monitorings, double-screw bolt 20 passes two flanges and is adjacent to nut 40.Nut storehouse oil hydraulic cylinder 34 action, nut storehouse are slided along linear rail 43 and are advanced to fastening flange 56, stop when sensor 49 monitorings are adjacent to 56 of fastening flanges down to the nut storehouse, and this moment, nut 40 bottom springs 54 were by maximum compression.Nut screws device 24 actions, drives nut 40 precession double-screw bolts 20 to specifying pretightening force.
7, double-screw bolt stretches and does last pretension.Special nut 40 screw reach specify pretightening force after, the bolt tensioning jack action, stretching double-screw bolt 20 is to specifying elongation, small motor 19 is by actuation gear 38 and 35 rotations of driving gear 30 geared screw gear sleeves, the precession on double-screw bolt of drive special nut 55 is specified the number of turns or is rotated to and is adjacent to loose flange 25 surfaces, disengaging double-screw bolt 20 is opened in bolt tension upper body 46 playback then, and bolt pretension work is so far finished.
8, withdraw from.After finishing connection work, nut storehouse, bolt storehouse axially retreats and leaves flange gradually, then under the bolt storehouse under the storehouse body 18 nut Kukus storehouse body 16 open, after externally equipment 39 scooped out with it, two ends hydraulic claw 8 was opened, and can leave operation field, finishes the work.
The present invention can also comprise some structure characteristics like this:
The circumferential movement of described inner gimbal, promptly can also realize by the rotation of the rotation gear ring 61 on the fluid motor-driven driving wheel engagement inner gimbal around the motion that conduit axis rotates, in conjunction with Fig. 7 its concrete structure is described: rotation gear ring 63 replaces solid of rotation 4 and the linear rail 43 formation inner gimbal that is fixedly connected, external frame has been compared structure decrease noted earlier hydraulic pressure swing cylinder and on fixing frame embedded oil hydraulic motor 64, driving wheel 65 is installed on the oil hydraulic motor 64, axis is parallel with conduit axis, and driving wheel 65 engagement rotation gear rings 63 drive the circumferential movement of whole inner gimbal.Adopt hydraulic pressure swing cylinder 13 can save oil mass, be more suitable under the nervous situation of oil sources; But oil hydraulic motor 64 drives driving wheel 65 engagement rotation gear rings 63 can make the inner gimbal motion more steady accurately, and the equilibrium of whole facility radial force can realize more high-precision job requirements under the oil sources sufficiency.
Claims (8)
1, integral remote pipe flange bolt connection implement, it is made of external frame, inner gimbal, bolt storehouse, nut storehouse; It is characterized in that:
The composition of external frame comprises position shelf (10), the lower end of position shelf is the semicircle inner groovy and scoop out base (9) and cooperate, affixed between two position shelfs (10) by truss (1), pipeline claw (8) is embedded in position shelf (10) both sides by pin, pipeline claw oil hydraulic cylinder (7) is connected on the position shelf (10) by pin, pipeline claw piston rod (53) is connected in pipeline claw (8) by pin, gland (29) connects firmly with position shelf (10) and constitutes revolving grate and connect solid of rotation (4), swing cylinder (13) pin is connected in position shelf (10), and rotary driving body (4) is gone up the piston rod (12) that connects;
Solid of rotation (4) and linear rail (43), fixed base (31) the formation inner gimbal that is fixedly connected, fixed base (31) is fixed on two linear rails (43), sells attachment bolt storehouse piston rod (32) and nut storehouse piston rod (52) respectively;
The bolt storehouse is 3 half formula switching structures, hang on by linear bearing (3) on two linear rails (43) of inner gimbal, the bolt storehouse piston rod (32) that drives inner gimbal by the bolt storehouse oil hydraulic cylinder (2) that is embedded in middle and upper part, bolt storehouse is realized the axial motion of bolt storehouse along linear rail (43), mainly comprise 3 half formula storehouse bodies, be installed on two halves formula bolt tensioning jack and the nut gear sleeve (35) that is embedded in the storehouse body on the body of storehouse, driving gear (30), actuation gear (38), small motor (19), 3 half formula storehouse bodies are made of storehouse body (18) under the bolt storehouse of the two halves quadrant arc of storehouse body (44) and bottom on the semi-circular bolt storehouse at top, under the bolt storehouse on storehouse body (18) upper limb and the bolt storehouse storehouse body (44) be connected (47) for pin axle type;
The nut storehouse is 3 half formula switching structures, constitute by storehouse body (22) under the nut storehouse of the two halves quadrant arc of storehouse body (36) and bottom on the semicircle nut storehouse at top, hang on by linear bearing (37) on two linear rails (43) of inner gimbal, the nut storehouse piston rod (52) that is connected in inner gimbal by nut storehouse oil hydraulic cylinder (34) drive pin that is embedded in storehouse body (36) middle and upper part on the nut storehouse is realized the axial motion of nut storehouse along linear rail (43), mainly comprise 3 half formula storehouse bodies, the nut that is embedded in wherein screws device (24) and monitoring camera (41), described linear bearing (37) is embedded in storehouse body (36) on the nut storehouse, under the nut storehouse on storehouse body (22) upper limb and the nut storehouse storehouse body (36) be connected (11) for pin axle type.
2, integral remote pipe flange bolt connection implement according to claim 1 is characterized in that: revolving grate is an internal groove, and at groove both sides embedded bearings (48).
3, integral remote pipe flange bolt connection implement according to claim 2 is characterized in that: solid of rotation (4) is the fan type, and the boss on it is coaxial with pipeline (27) and pipeline (6), is embedded in the ring shaped slot on the external frame, both sides each one.
4, integral remote pipe flange bolt connection implement according to claim 3, it is characterized in that: the linear bearing in the bolt storehouse (3) is embedded in storehouse body (44) on the bolt storehouse, and described extending means is connected in the bolt storehouse folding oil hydraulic cylinder (5) of storehouse body (44) on the bolt storehouse by pin and bolt storehouse folding piston rod (23) that pin is connected in storehouse body (18) under the bolt storehouse constitutes.
5, integral remote pipe flange bolt connection implement according to claim 4 is characterized in that: extending means constitutes by the nut storehouse folding oil hydraulic cylinder (33) that is connected in storehouse body (36) on the nut storehouse by pin with by the nut storehouse folding piston rod (57) that pin is connected in storehouse body (22) under the nut storehouse.
6, integral remote pipe flange bolt connection implement according to claim 5, it is characterized in that: two halves formula bolt tensioning jack is by symmetrical halves circle formula bolt tensioning jack upper body (46), bolt tensioning jack lower body (16), extender folding piston (42) and hydraulic package wherein constitute, drive under extender folding piston (42) effect at hydraulic oil, two bolt tensioning jack upper bodies (46) can be radially mutually away from or fit, to hold tightly or to discharge special double-screw bolt (20), when hydraulic oil enters cavity between bolt tensioning jack upper body (46) and the bolt tensioning jack lower body (16), can make bolt tensioning jack upper body (46) along special double-screw bolt (20) axially away from or near bolt tensioning jack lower body (16).
7, integral remote pipe flange bolt connection implement according to claim 6, it is characterized in that: rotation gear ring (63) and linear rail (43) the formation inner gimbal that is fixedly connected, be embedded with oil hydraulic motor (64) on the fixing frame of external frame, oil hydraulic motor (64) is gone up driving wheel (65) is installed, axis is parallel with conduit axis, and driving wheel (65) engagement rotation gear ring (63) drives the circumferential movement of whole inner gimbal.
8, integral remote pipe flange bolt connection implement according to claim 7 is characterized in that: nut screws device (24) for shoulder hole designs, and front end can be put into spring (54) and special nut (40), and nut (40) is embedded with the polycyclo-rubber circle on every side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100646615A CN100554743C (en) | 2008-06-04 | 2008-06-04 | Integral remote pipe flange bolt connection implement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100646615A CN100554743C (en) | 2008-06-04 | 2008-06-04 | Integral remote pipe flange bolt connection implement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101303094A true CN101303094A (en) | 2008-11-12 |
| CN100554743C CN100554743C (en) | 2009-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2008100646615A Expired - Fee Related CN100554743C (en) | 2008-06-04 | 2008-06-04 | Integral remote pipe flange bolt connection implement |
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| Country | Link |
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| CN (1) | CN100554743C (en) |
Cited By (16)
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| CN101649929B (en) * | 2009-07-07 | 2011-05-25 | 中国海洋石油总公司 | Deep sea flange connecting bolt library screwing device |
| CN102712065A (en) * | 2010-01-19 | 2012-10-03 | 加一技术股份有限公司 | Pipe assembling device |
| WO2014155150A1 (en) * | 2013-03-26 | 2014-10-02 | Prysmian S.P.A. | Automated tightener for a wet mateable connection assembly |
| CN104551627A (en) * | 2013-10-12 | 2015-04-29 | 中交广州航道局有限公司 | Hydraulic multi-axis screwing device for flange bolts |
| CN104895503A (en) * | 2015-06-08 | 2015-09-09 | 哈尔滨工程大学 | Working platform fixed on outer surfaces of underwater pipelines |
| CN105269311A (en) * | 2015-11-25 | 2016-01-27 | 中国海洋石油总公司 | Automatic locating synchronous lead-in device for submarine pipeline flange bolt |
| CN104343423B (en) * | 2013-07-26 | 2017-02-15 | 中国海洋石油总公司 | Anti-loose mechanism of underwater connector |
| CN106439222A (en) * | 2016-11-03 | 2017-02-22 | 东北石油大学 | Underwater robot used for submarine pipeline connecting installation |
| CN107838669A (en) * | 2017-11-29 | 2018-03-27 | 西南石油大学 | A kind of seabed clamp coupling tools for bolts ' pretension instrument |
| CN109578725A (en) * | 2018-11-14 | 2019-04-05 | 扬州市管件厂有限公司 | A kind of pipeline automatic switchover attachment device |
| CN109570759A (en) * | 2019-01-16 | 2019-04-05 | 长春理工大学 | Thin-wall barrel longitudinal joint Laser Welding flexibility cohesion device and weld seam squeeze force control method |
| CN110948214A (en) * | 2019-12-16 | 2020-04-03 | 深圳海油工程水下技术有限公司 | Assembling, connecting and mounting device for sea pipe flanges |
| WO2020103185A1 (en) * | 2018-11-19 | 2020-05-28 | 深圳中广核工程设计有限公司 | Nuclear power plant equipment gate connection fastening structure and fastening method therefor |
| CN111678692A (en) * | 2020-05-11 | 2020-09-18 | 山东泰展机电科技股份有限公司 | Passenger car transfer case performance detection system and application thereof |
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| CN116447393A (en) * | 2023-06-19 | 2023-07-18 | 菏泽市金沃泰化工有限公司 | Stable anti-drop pipeline interfacing apparatus |
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| CN101649929B (en) * | 2009-07-07 | 2011-05-25 | 中国海洋石油总公司 | Deep sea flange connecting bolt library screwing device |
| CN102712065A (en) * | 2010-01-19 | 2012-10-03 | 加一技术股份有限公司 | Pipe assembling device |
| CN102712065B (en) * | 2010-01-19 | 2016-02-10 | 加一技术股份有限公司 | Pipe fitting erecting device |
| CN105164879B (en) * | 2013-03-26 | 2017-12-26 | 普睿司曼股份公司 | For can the automatic of wet type mating connection component tighten device |
| WO2014155150A1 (en) * | 2013-03-26 | 2014-10-02 | Prysmian S.P.A. | Automated tightener for a wet mateable connection assembly |
| CN105164879A (en) * | 2013-03-26 | 2015-12-16 | 普睿司曼股份公司 | Automated tightener for wet mateable connection assembly |
| US9559463B2 (en) | 2013-03-26 | 2017-01-31 | Prysmian S.P.A | Automated tightener for a wet mateable connection assembly |
| AU2013384335B2 (en) * | 2013-03-26 | 2018-03-01 | Prysmian S.P.A. | Automated tightener for a wet mateable connection assembly |
| CN104343423B (en) * | 2013-07-26 | 2017-02-15 | 中国海洋石油总公司 | Anti-loose mechanism of underwater connector |
| CN104551627A (en) * | 2013-10-12 | 2015-04-29 | 中交广州航道局有限公司 | Hydraulic multi-axis screwing device for flange bolts |
| CN104895503A (en) * | 2015-06-08 | 2015-09-09 | 哈尔滨工程大学 | Working platform fixed on outer surfaces of underwater pipelines |
| CN104895503B (en) * | 2015-06-08 | 2017-01-18 | 哈尔滨工程大学 | Working platform fixed on outer surfaces of underwater pipelines |
| CN105269311A (en) * | 2015-11-25 | 2016-01-27 | 中国海洋石油总公司 | Automatic locating synchronous lead-in device for submarine pipeline flange bolt |
| CN106439222A (en) * | 2016-11-03 | 2017-02-22 | 东北石油大学 | Underwater robot used for submarine pipeline connecting installation |
| CN107838669A (en) * | 2017-11-29 | 2018-03-27 | 西南石油大学 | A kind of seabed clamp coupling tools for bolts ' pretension instrument |
| CN107838669B (en) * | 2017-11-29 | 2019-01-25 | 西南石油大学 | A kind of seabed clamp coupling tools for bolts ' pretension tool |
| CN109578725A (en) * | 2018-11-14 | 2019-04-05 | 扬州市管件厂有限公司 | A kind of pipeline automatic switchover attachment device |
| WO2020103185A1 (en) * | 2018-11-19 | 2020-05-28 | 深圳中广核工程设计有限公司 | Nuclear power plant equipment gate connection fastening structure and fastening method therefor |
| CN109570759A (en) * | 2019-01-16 | 2019-04-05 | 长春理工大学 | Thin-wall barrel longitudinal joint Laser Welding flexibility cohesion device and weld seam squeeze force control method |
| CN110948214A (en) * | 2019-12-16 | 2020-04-03 | 深圳海油工程水下技术有限公司 | Assembling, connecting and mounting device for sea pipe flanges |
| CN111678692A (en) * | 2020-05-11 | 2020-09-18 | 山东泰展机电科技股份有限公司 | Passenger car transfer case performance detection system and application thereof |
| CN112747189A (en) * | 2020-12-30 | 2021-05-04 | 廖韦琴 | Aquatic pressure sensitive adhesive adhesion device for aquatic plant growing area |
| CN116447393A (en) * | 2023-06-19 | 2023-07-18 | 菏泽市金沃泰化工有限公司 | Stable anti-drop pipeline interfacing apparatus |
| CN116447393B (en) * | 2023-06-19 | 2023-09-12 | 菏泽市金沃泰化工有限公司 | Stable anti-drop pipeline interfacing apparatus |
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| CN100554743C (en) | 2009-10-28 |
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