CN106628032A - Moving and locking device for cantilever beam - Google Patents
Moving and locking device for cantilever beam Download PDFInfo
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- CN106628032A CN106628032A CN201510716197.3A CN201510716197A CN106628032A CN 106628032 A CN106628032 A CN 106628032A CN 201510716197 A CN201510716197 A CN 201510716197A CN 106628032 A CN106628032 A CN 106628032A
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- cantilever beam
- locking
- locking device
- wedge
- bearing
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Abstract
The invention relates to a moving and locking device for a cantilever beam, and belongs to the field of marine work platform auxiliary devices. The moving and locking device comprises a cantilever beam moving mechanism and a cantilever beam locking mechanism, and the cantilever beam moving mechanism is composed of one set of single bodies or formed by arraying multiple sets of single bodies at intervals in sequence; each set of single bodies comprises a supporting frame, a lifting mechanism arranged inside the supporting frame and a driving mechanism which is matched with the lifting mechanism in a driving mode; the locking mechanism comprises a locking block matched with the bottom surface of the cantilever beam in a locking mode, and is arranged on one side of each supporting frame. Moving and locking of the cantilever beam are combined in an integrated mode, by the adoption of a pin roller structure, force needed by movement can be greatly reduced, and meanwhile damage and blocking are avoided; by the adoption of a locking wheel locking mode, the weight of the facility to be moved is fully utilized, and the facility can be reliably locked at any position in a mechanical mode; the device has the advantages of being compact in structure, large in moving ability, reliable in locking, small in occupied space, good in economy and the like.
Description
Technical field
The present invention relates to the cantilever beam movement and locking device in a kind of offshore operation platform servicing unit field, is applied to cantilever beam movement with optional position locking.
Background technology
Ocean platform is the infrastructure of offshore oil and gas resource exploration and development, and displacement every time needs many ships to be coordinated, relatively costly, therefore, typically in place once to bore or repair multiple wells, this is accomplished by being shifted with many rigs with cantilever beam；Generally cantilever beam displacement is more than 20 meters, own wt is all more than 1000 tons when mobile, the changing load also to be increased during cantilever beam operation is also hundreds of ton or even upper kiloton, and locking is needed after operation desired location is moved to, therefore, very big tractional force is needed when mobile, in sliding junction, often there is metal adhesion or damage in Jing, cannot even move, and be difficult to carry out effectively reliable locking during operation, not only affect operation and there is potential safety hazard.
The content of the invention
The problem that the purpose of the present invention exists for prior art, there is provided a kind of cantilever beam movement and locking device, realizes that cantilever beam can bear very big changing load when the smooth movement of long range, optional position secure ratcs, operation.
What the present invention was realized in：
A kind of cantilever beam movement and locking device, including cantilever beam travel mechanism and cantilever beam lockable mechanism, cantilever beam travel mechanism is that one group of monomer or several groups of monomer intervening sequenceses are rearranged；Every group of monomer includes support frame and the elevating mechanism being arranged in support frame, and the drive mechanism for coordinating is driven with elevating mechanism；Wherein, support frame includes that fixed seat and the bearing of periphery facade are connected and composed, and slides fixed by guide plate respectively on two sides of cooperation in support frame and overarm arm, and the upper surface of bearing is provided with the supporting surface being slidably matched with cantilever beam；Elevating mechanism includes the wedge up and down that two pieces of mutual inclined-planes are slidably matched, the roller carrier being arranged in wedge and is connected and rolls the running roller of cooperation with roller carrier；Drive mechanism is linear reciprocation drive mechanism, including hydraulic jack, hydraulic cylinder or linear drive motor, its telescopic arm coordinates with the lower wedge hinge of elevating mechanism；Lockable mechanism includes the closing piece coordinated with overarm arm bottom surface locking, and lockable mechanism is arranged at the side of support frame.
Such scheme also includes：
Roller carrier is fixed on elevating mechanism on the riser of wedge both sides, and bearing pin is fixed on running roller two ends, and multiple running rollers form closed loop connection by bearing pin and connecting plate around roller carrier.Or roller carrier is fixed on elevating mechanism on the riser of wedge both sides, multiple running rollers are coordinated by the pin shaft hole on bearing pin and riser.
Two pressing plates that cooperation is slided with overarm arm are respectively fixed with the lateral surface of guide plate, the convex edge with the spacing cooperation of cantilever beam is set in pressing plate upper end.
The bound fraction for sliding cooperation in lower wedge and support frame is equipped with slide rail.
The lockable mechanism is rectangle structure and is provided with rectangle blind hole, the base plate of blind hole is provided with the hole being engaged with adjusting screw, and it is disposed with vee-block in the above, vee-block is arranged below the blind hole coordinated with spring, it is above two symmetrical ramp structure patterns, lockwheel is provided with thereon, and lockwheel is disc, and decorative pattern is carved with cambered surface.
The superiority of the present invention is as follows：A moves cantilever beam together with locking central combination, mobile required power can be greatly reduced using roller construction, while avoiding damage to and blocking；B adopts lockwheel locking form, takes full advantage of the weight of moved facility, can secure ratcs at an arbitrary position with mechanical type；C lifts the height of roller unit using wedge, substantially reduces device needed for raising cantilever beam；D cantilever beams rise roller unit when moving, and are placed on during operation on bearing, not only reduce the load index of required roller unit, it is allowed to which cantilever beam can carry bigger changing load, and locking is more reliable；Meanwhile, the mechanism has that compact conformation, transfer ability be big, locking reliable, it is little to take up room, good economy performance the features such as.
Description of the drawings
Fig. 1 is a kind of movement of cantilever beam and locking device front view；
Fig. 2 is the B-B direction view in Fig. 1；
Fig. 3 is the A-A direction views in Fig. 1；In figure：
1st, bearing I
2nd, bearing II
3rd, cantilever beam
4th, platform body
5th, fixed seat I
6th, slide rail I
7th, upper wedge I
8th, lower wedge I
9th, lockable mechanism
10th, earrings I
11st, hydraulic jack I
12nd, hydraulic jack support I
13rd, adjusting screw 14, spring
15th, lockwheel
16th, V-block
17th, roller carrier and running roller I 18, guide plate I 19, fixed seat II
20th, slide rail II
21st, upper wedge II 22, lower wedge II
23rd, earrings II
24th, hydraulic jack II
25th, hydraulic jack support II 26, guide plate II
27th, pressing plate.
Specific embodiment
In conjunction with Figure of description, the invention will be further described：
Attached Fig. 1 and 2,3 are given by Liang Zu cantilever beams travel mechanism monomer（Also referred to as monomer）Cantilever beam movement and locking device with one group of lockable mechanism composition, two groups of monomer structures are identical, and left and right is disposed in platform body 4, and lockable mechanism is fixedly connected on left side cantilever beam travel mechanism side in figure.
Left side monomer is made up of bearing I 1, fixed seat I 5, slide rail I 6, upper wedge I 7, lower wedge I 8, earrings I 10, hydraulic jack I 11, hydraulic jack support I 12, roller carrier and running roller I 17, guide plate I 18.Right side monomer is made up of bearing II 2, fixed seat II 19, slide rail II 20, upper wedge II 21, lower wedge II 22, earrings II 23, hydraulic jack II 24, hydraulic jack support II 25, roller carrier and running roller I 17, guide plate II 26, pressing plate 27.Lockable mechanism is made up of adjusting screw 13, spring 14, lockwheel 15, V-block 16.
By taking the monomer of left side as an example, its structure annexation is：Bearing I 1 is fixed in platform body 4, and cantilever beam 3 is positioned on bearing I 1, bearing II 2.The backplane of cantilever beam 3 is gap cooperation between the guide plate I 18 of bearing I 1 and the guide plate II 26 of bearing II 2.Fixed seat I 5 constitutes carriage network structure with bearing I 1, and both sides are fixed with guide plate I 18, slide rail I 6.Hydraulic jack support I 12 is fixed in fixed seat I 5, and upper wedge I 7, the inclined-plane of lower wedge I 8 are slidably matched in the support frame being placed in fixed seat I 5.The upper surface of upper wedge I 7 is provided with a rectangle roller slot coordinated with roller carrier and the gap of running roller I 17.In the fixed seat I 5 of the lower both sides of wedge I 8 of the arrangement of slide rail I 6, the lower surface of lower wedge I 8 is constituted with the planing surface of slide rail I 6 and is slidably matched.The midline of the lower upper and lower surface of wedge I 8 is all provided with fluted, the projection with slide rail I 6 and the bottom protrusion cooperation of roller carrier and running roller I 17 respectively.The lower right-hand member of wedge I 8 is provided with earrings I 10, and the one end of hydraulic jack I 11 is connected by bearing pin with the earrings I 10 in lower wedge I 8, and the other end is connected with hydraulic jack support I 12.Roller carrier and running roller I 17 are fixed on the riser of both sides, and bearing pin is fixed on running roller two ends, and multiple running rollers form closed loop connection by bearing pin and connecting plate around roller carrier.I 18 points or so of guide plate is opposed on bearing I 1, and effect is the moving direction for limiting cantilever beam 3.
The structure of right side monomer is substantially same with left side single phase, it is a difference in that and be further fixed on pressing plate 27 in the outside of its guide plate II 26, the effect of guide plate II 26 is the moving direction for limiting cantilever beam 3, pressing plate 27 is then to push down cantilever beam 3 after the center of gravity of cantilever beam 3 and its top facility deflects away from bearing, prevents that it is tumbled.
Lockable mechanism 9 is rectangle structure and is provided with rectangle blind hole, the base plate of blind hole is provided with the hole being engaged with adjusting screw 13, and is disposed with vee-block 16 in the above, and vee-block 16 is arranged below the blind hole coordinated with spring 14, it is above two symmetrical inclined-planes, lockwheel 15 is located at thereon.Lockwheel 15 is disc, and the material hardness of the material hardness more than cantilever beam base plate of decorative pattern, vee-block 16 and lockwheel 15 is carved with cambered surface.Roller carrier and running roller I 17 are fixed on the riser of its both sides.
Roller carrier and running roller in above-described embodiment can also be directly anchored to by the way of upper wedge groove using roller by its two ends.
The movement of above-mentioned cantilever beam and locking device can reliably realize length of cantilever apart from can bear very big changing load when smooth movement, optional position locking, operation, and its application process step is：
（1）Bearing I 1 is assembled：After lower wedge I 8 is inserted, the roller face that roller carrier and running roller I 17 are contacted with the bottom surface of cantilever beam 3 must be higher than upper surface of support, after lower wedge I 8 is extracted, should be less than upper surface of support；The highest point of the periphery of lockwheel 15 should be adjusted to the upper surface higher than bearing, and be less than the roller face that roller carrier and running roller are contacted with the bottom surface of cantilever beam 3 after lower wedge I 8 is inserted；
（2）Bearing II 2 is assembled：After lower wedge II 22 is inserted, the roller face that roller carrier and running roller are contacted with the bottom surface of cantilever beam 3 must be higher than the upper surface of bearing, after lower wedge II 22 is extracted, should be less than the upper surface of bearing；
（3）Determine the position of bearing I 1 and bearing II 2 and be fixed in platform body 4, bearing I 1 is arranged in the center of gravity of cantilever beam 3 and deflects away from end, two upper surface of support and guide plate inner surface are respectively on same plane, and two groups of roller carriers and running roller are highly identical with the roller face that the bottom surface of cantilever beam 3 contacts.
（4）Cantilever beam 3 is positioned over bearing I 1 and bearing II 2 along cantilever beam length direction center line；
（5）Pressing plate 27 is installed on the guide plate II 26 of bearing II 2 and fixed；
（6）Cantilever beam 3 is moved, the piston rod of hydraulic jack I 11 and hydraulic jack II 24 on bearing I 1, bearing II 2 stretches out, promote lower wedge I 8 and the insertion of lower wedge II 22, make the roller face that roller carrier and running roller I 7 are contacted with the bottom surface of cantilever beam 3 higher than the upper surface of will seat I 1, bearing II 2 and lockwheel 15, cantilever beam 3 can be moved under external force；
（7）Cantilever beam 3 is fixed, and the piston rod of hydraulic jack I 11 and hydraulic jack II 24 is fully retracted on bearing I 1, bearing II 2, and the bottom surface of cantilever beam 3 contacts with bearing I 1 and lockwheel 15, bearing II 2, realizes the fixation of cantilever beam 3；The lockable mechanism spring 14 of the wherein side of bearing I 1 makes lockwheel 15 be close to by shifting facility bottom surface, if slided by shifting facility lockwheel 15 will be driven to roll and deform so as to prevent it from sliding in localized contact face along inclined-plane on V-block 16, plays locking effect.
Claims (6)
1. a kind of cantilever beam movement and locking device, is characterized in that：Including cantilever beam travel mechanism and cantilever beam lockable mechanism, cantilever beam travel mechanism is that one group of monomer or several groups of monomer intervening sequenceses are rearranged；Every group of monomer includes support frame and the elevating mechanism being arranged in support frame, and the drive mechanism for coordinating is driven with elevating mechanism；Wherein, support frame includes that the bearing of fixed seat and periphery facade is connected and composed, and slides on two sides of cooperation resting guide respectively in support frame and overarm arm, and the upper surface of bearing is provided with the supporting surface being slidably matched with cantilever beam；Elevating mechanism includes the wedge up and down that two pieces of mutual inclined-planes are slidably matched, the roller carrier being arranged in wedge and is connected and rolls the running roller of cooperation with roller carrier；Drive mechanism is linear reciprocation drive mechanism, including hydraulic jack, hydraulic cylinder or linear drive motor, its telescopic arm coordinates with the lower wedge hinge of elevating mechanism；Lockable mechanism includes the closing piece coordinated with overarm arm bottom surface locking, and lockable mechanism is arranged at the side of support frame.
2. cantilever beam movement according to claim 1 and locking device, is characterized in that：Roller carrier is fixed on elevating mechanism on the riser of wedge both sides, and bearing pin is fixed on running roller two ends, and multiple running rollers form closed loop connection by bearing pin and connecting plate around roller carrier.
3. cantilever beam movement according to claim 1 and locking device, is characterized in that：Roller carrier is fixed on elevating mechanism on the riser of wedge both sides, and multiple running rollers are coordinated by the pin shaft hole on bearing pin and riser.
4. the cantilever beam movement according to claim 1,2 or 3 and locking device, is characterized in that：Two pressing plates that cooperation is slided with overarm arm are respectively fixed with the lateral surface of guide plate, the convex edge with the spacing cooperation of cantilever beam is set in pressing plate upper end.
5. cantilever beam movement according to claim 4 and locking device, is characterized in that：The joint portion for sliding cooperation in lower wedge and support frame is provided with slide rail.
6. cantilever beam movement according to claim 5 and locking device, is characterized in that：The lockable mechanism is rectangle structure and is provided with rectangle blind hole, the base plate of blind hole is provided with the hole being engaged with adjusting screw, and it is disposed with vee-block in the above, vee-block is arranged below the blind hole coordinated with spring, it is above two symmetrical ramp structure patterns, lockwheel is provided with thereon, and lockwheel is disc, and decorative pattern is carved with cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510716197.3A CN106628032B (en) | 2015-10-30 | 2015-10-30 | A kind of cantilever beam is mobile and locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510716197.3A CN106628032B (en) | 2015-10-30 | 2015-10-30 | A kind of cantilever beam is mobile and locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106628032A true CN106628032A (en) | 2017-05-10 |
| CN106628032B CN106628032B (en) | 2019-08-23 |
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ID=58829727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510716197.3A Active CN106628032B (en) | 2015-10-30 | 2015-10-30 | A kind of cantilever beam is mobile and locking device |
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| Country | Link |
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| CN (1) | CN106628032B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341902A (en) * | 2018-04-03 | 2019-10-18 | 中集海洋工程研究院有限公司 | Jack up multifunctional platform |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4386757A (en) * | 1978-12-06 | 1983-06-07 | Societe Des Engrenages Durand | Marine platform lifting device |
| JPS59190080A (en) * | 1983-04-12 | 1984-10-27 | Ishikawajima Harima Heavy Ind Co Ltd | Marine platform |
| TW431986B (en) * | 1997-06-26 | 2001-05-01 | Letourneau Inc | Jack-up platform locking apparatus |
| CN201546212U (en) * | 2009-11-30 | 2010-08-11 | 中国船舶工业集团公司第七○八研究所 | Vertical and horizontal mobile device for self-lifting type drilling platform cantilever |
| CN203268297U (en) * | 2013-04-25 | 2013-11-06 | 大连船舶重工集团有限公司 | Self-elevating platform cantilever beam sliding base |
| CN103541308A (en) * | 2013-11-01 | 2014-01-29 | 鞍山东方钢构桥梁有限公司 | Variable cross-section cantilever bridge box girder self-locking synchronization pushing system and construction method |
| CN103882843A (en) * | 2014-03-28 | 2014-06-25 | 四川宏华石油设备有限公司 | Cantilever beam slippage system for self-elevating drilling platform |
| CN205168830U (en) * | 2015-10-30 | 2016-04-20 | 中石化石油工程技术服务有限公司 | Cantilever beam removes and locking device |
-
2015
- 2015-10-30 CN CN201510716197.3A patent/CN106628032B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4386757A (en) * | 1978-12-06 | 1983-06-07 | Societe Des Engrenages Durand | Marine platform lifting device |
| JPS59190080A (en) * | 1983-04-12 | 1984-10-27 | Ishikawajima Harima Heavy Ind Co Ltd | Marine platform |
| TW431986B (en) * | 1997-06-26 | 2001-05-01 | Letourneau Inc | Jack-up platform locking apparatus |
| CN201546212U (en) * | 2009-11-30 | 2010-08-11 | 中国船舶工业集团公司第七○八研究所 | Vertical and horizontal mobile device for self-lifting type drilling platform cantilever |
| CN203268297U (en) * | 2013-04-25 | 2013-11-06 | 大连船舶重工集团有限公司 | Self-elevating platform cantilever beam sliding base |
| CN103541308A (en) * | 2013-11-01 | 2014-01-29 | 鞍山东方钢构桥梁有限公司 | Variable cross-section cantilever bridge box girder self-locking synchronization pushing system and construction method |
| CN103882843A (en) * | 2014-03-28 | 2014-06-25 | 四川宏华石油设备有限公司 | Cantilever beam slippage system for self-elevating drilling platform |
| CN205168830U (en) * | 2015-10-30 | 2016-04-20 | 中石化石油工程技术服务有限公司 | Cantilever beam removes and locking device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341902A (en) * | 2018-04-03 | 2019-10-18 | 中集海洋工程研究院有限公司 | Jack up multifunctional platform |
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| Publication number | Publication date |
|---|---|
| CN106628032B (en) | 2019-08-23 |
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