CN204825839U - Can dismantle elevating gear - Google Patents
Can dismantle elevating gear Download PDFInfo
- Publication number
- CN204825839U CN204825839U CN201520528818.0U CN201520528818U CN204825839U CN 204825839 U CN204825839 U CN 204825839U CN 201520528818 U CN201520528818 U CN 201520528818U CN 204825839 U CN204825839 U CN 204825839U
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- Prior art keywords
- ring beam
- platform
- maintenance platform
- movable ring
- hoist cylinder
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Abstract
The utility model relates to a can dismantle elevating gear, including last maintenance platform, activity ring beam, lift cylinder, decide the ring beam, maintain the platform down, through the rotating ring roof beam with decide ring beam bolt device and insert the spud leg jack in turn, the stretching out and retract of cooperation lift cylinder piston rod, the promotion of completion spud leg and transfer the action, the lift of realization jack -up platform, accomplish that a platform rises to rise or the decline task after, elevating gear's main part subunit can dismantle the lift operation that is used for other platforms and use, lift cylinder dismouting transportation alone, when different hoist capacity required, elevating gear can install the lift cylinder of different specifications, activity ring beam and last maintenance platform all can be organized the installation by the split, the transportation of being convenient for, and it can accomplish only to need to hang heavy equipment during the installation below the 10t. The utility model discloses make the compression of the combined cost of product, saving equipment in earlier stage is invested in firmly, improves comprehensive benefit and colony's benefit, promotes that the exploitation in oil field is implemented.
Description
Technical field
The utility model relates to a kind of detachable lifting device, particularly about a kind of Simple detachable lifting gear being applicable to jack-up unit.
Background technology
Along with the development of marine petroleum exploitation industry, increasing jack-up unit is put in offshore oil and gas field development operation.The non-dismountable lifting gear manufacturing cycle of conventional jack-up unit is long, expensive, and in a whole set of plateform system, expense accounting is up to 20%, belongs to specific customization product.For the development mode of marginal oil field, especially " honeybee " pattern, after jack-up unit once hoists and puts in place, need to terminate can continue to be elevated transition at oilfield exploitation, it is lower that such work pattern determines lifting gear utilization ratio, the number of times used in its whole design service life process is few, cannot embody economy.The features such as, the Economical mineability time limit low based on marginal oil field total output is short, requirement is increased return on investment, and the situation of lifting gear directly affects investment return, even can restrict the decision-making of oilfield exploitation, improve the utilization rate of lifting gear for this reason, the overall investment of reduction equipment is very necessary.
Utility model content
Main purpose of the present utility model is the shortcoming overcoming prior art existence, a kind of dismountable lifting gear is provided, spud leg jack is inserted in turn by movable ring beam and fixed ring beam bolt device, coordinate stretching out and retracting of hoist cylinder piston rod, complete the lifting of spud leg and transfer action, realizing lifting self-elevating platform; To hoist or after decline task, the lift work that the main-body portions members of lifting gear can be dismantled for other platform uses completing a platform, improve the utilization rate of lifting gear, reduce the comprehensive method of investment of equipment; Hydraulic system and control system are container units form, easy installation and removal; Hoist cylinder can transport separately in dismounting, and when different hoisting power requires, lifting gear can install the hoist cylinder of different size; Movable ring beam and upper maintenance platform all can distinguish group to installation, be convenient to transport, during installation, only need the equipment of below 10t lift heavy to complete, the cost compression making product comprehensive, equipment in earlier stage of saving is invested firmly, improves comprehensive benefit and colony's benefit, promotes that the exploitation in oil field is implemented.
The purpose of this utility model is realized by following technical scheme:
A kind of detachable lifting device, comprise maintenance platform, movable ring beam, hoist cylinder, fixed ring beam, lower maintenance platform, it is characterized in that described movable ring beam is positioned at the top of lifting gear, uniformly on the lateral wall of described movable ring beam be provided with several rotating ring beam bolt device, the lateral wall one week of described movable ring beam and being connected with the described upper maintenance platform installing guardrail of an annular, be connected with described hoist cylinder upper end by engaging lug seat bottom described movable ring beam, the lower end of described hoist cylinder is connected with the top of described fixed ring beam by engaging lug seat, the lateral wall of described fixed ring beam upper and lower is laid with several fixed ring beam bolt device, the lateral wall of described fixed ring beam and being connected with the lower maintenance platform installing guardrail of an annular.
Described movable ring beam, upper maintenance platform all adopt distinguish form to be formed by connecting by grouping machine tool.
Vertical cat ladder is also provided with between described upper maintenance platform and lower maintenance platform.
Described hoist cylinder can select different size, and realizes dismounting separately, installation.
The beneficial effects of the utility model: the utility model is owing to adopting technique scheme, spud leg jack is inserted in turn by rotating ring beam and fixed ring beam bolt device, coordinate stretching out and retracting of hoist cylinder piston rod, complete the lifting of spud leg and transfer action, realizing lifting self-elevating platform; To hoist or after decline task, the lift work that the main-body portions members of lifting gear can be dismantled for other platform uses completing a platform, improve the utilization rate of lifting gear, reduce the comprehensive method of investment of equipment; Hydraulic system and control system are container units form, easy installation and removal; Hoist cylinder can transport separately in dismounting, and when different hoisting power requires, lifting gear can install the lift cylinder of different size; Movable ring beam and upper maintenance platform all can distinguish group to installation, be convenient to transport, during installation, only need the equipment of below 10t lift heavy to complete, the cost compression making product comprehensive, equipment in earlier stage of saving is invested firmly, improves comprehensive benefit and colony's benefit, promotes that the exploitation in oil field is implemented.
Below in conjunction with drawings and Examples, the utility model is described further.
Accompanying drawing illustrates:
Fig. 1 is the utility model axonometric drawing;
Fig. 2 is the utility model using state axonometric drawing;
Major label description in figure:
1-spud leg; 2-upper maintenance platform; 3-movable ring beam; 4-rotating ring beam bolt device; 5-hoist cylinder; 6-fixed ring beam bolt device; 7-fixed ring beam; 8-lower maintenance platform; 9-hoist cylinder bearing pin; 10-vertically cat ladder.
Detailed description of the invention
Below in conjunction with accompanying drawing and example, the utility model is described in detail.
As shown in Figure 1-2, the utility model comprises maintenance platform 2, movable ring beam 3, hoist cylinder 5, fixed ring beam 7, lower maintenance platform 8, movable ring beam 3 is positioned at the top of lifting gear, uniformly on the lateral wall of movable ring beam 3 be provided with 4 rotating ring beam bolt devices 4, the lateral wall of movable ring beam 3 is connected with the upper maintenance platform 2 installing guardrail, be connected with hoist cylinder 5 upper end by engaging lug seat bottom movable ring beam 3, the lower end of hoist cylinder 5 is connected with the top of fixed ring beam 7 by engaging lug seat, the lateral wall of fixed ring beam 7 upper and lower is laid with 4 fixed ring beam bolt devices 6, the lateral wall of fixed ring beam 7 is connected with the lower maintenance platform 8 installing guardrail.Hoist cylinder 5 can remove and install separately.Movable ring beam 3, upper maintenance platform 2 all adopt distinguish form to be formed by connecting by grouping machine tool, are convenient to transport, installation and removal.Be provided with vertical cat ladder 10 between upper maintenance platform 2 and lower maintenance platform 8, the upper end of vertical cat ladder 10 and upper maintenance platform are by Flange joint, and bottom is concertina configuration.
The utility model detachable lifting device is set in the periphery of self elevating platform spud leg, utilize hoist cylinder 5, rotating ring beam bolt device 4, the collaborative work of fixed ring beam bolt device 6, realize that spud leg is transferred, platform raising, spud leg precompressed, platform decline, pile pulling and spud leg enhanced feature.
It is as follows that the utility model detachable lifting device carries out the process that jack-up unit hoists:
1. the latch of the fixed ring beam bolt device 6 on fixed ring beam 7 top inserts spud leg 1;
2. the latch on rotating ring beam bolt device 4 is extracted;
3. hoist cylinder 5 piston rod stretches out, and hoist cylinder 5 stops after walking to a pitch of spud leg 1 jack;
4. the latch on rotating ring beam bolt device 4 inserts spud leg 1;
5. the latch of the fixed ring beam bolt device 6 on fixed ring beam 7 top is extracted;
6. hoist cylinder 5 piston rod shrinks, and platform is lifting slowly, and hoist cylinder 5 stops after walking to a pitch of spud leg 1 jack;
7. repeat 1. above-mentioned ~ 6. process, cycling like this, platform raising can be completed to the height required.
The process that the utility model carries out jack-up unit decline is that above-mentioned jack-up unit hoists the inverse process of process, no longer describes in detail herein.
After jack-up unit hoists, the fixed ring beam 7 of the utility model lifting gear, fixed ring beam bolt device 6, lower maintenance platform 8 retain, as the solid stake device of self elevating platform, upper maintenance platform 2, movable ring beam 3, movable ring beam bolt device 4, hoist cylinder 5 be the detachable lifting for next platform (this platform is equipped with a set of fixed ring beam, fixed ring beam bolt device, lower maintenance platform) just.The unloading process of upper maintenance platform 2, movable ring beam 3, movable ring beam bolt device 4, hoist cylinder 5 is as follows:
1. the fixed ring beam bolt device 6 of fixed ring beam 7 upper and lower is locked;
2. fittable slackening device is in order to support the deadweight of upper maintenance platform 2, movable ring beam 3 and rotating ring beam bolt device 4;
3. fluid pressure line and related electric cable is removed;
4. the group of releasing activity ring beam 3 to connecting, the connection of movable ring beam 3 and upper maintenance platform 2, movable ring beam 3(comprises movable ring beam bolt device 4) depart from from spud leg;
5. remove the group of upper maintenance platform 2 to connection, upper maintenance platform 2 departs from from spud leg 1, disassembles vertical cat ladder 10;
6. remove hoist cylinder 5 and and movable ring beam 3 between connection;
7. lift on the movable ring beam 3 of distinguish, upper maintenance platform 2 to cargo ship or Platform Deck;
8. the mechanical connection of hoist cylinder 5 and fixed ring beam 7 is removed;
9. lift on hoist cylinder 5 to cargo ship or Platform Deck
10. electrically, hydraulic means is removed;
Transport all parts of having dismantled to next platform place;
After the detachable block of detachable lifting device is transported to new platform, assembling flow path is as follows:
1. all transport section liftings are to Platform Deck appropriate location;
2. fittable slackening device;
3. lift movable ring beam 3 distinguish to spud leg 1 sidepiece successively, be placed on bracing or strutting arrangement, adjustment position makes the latch of movable ring beam bolt device 4 can insert the pin-and-hole of spud leg 1, is connected as one by the movable ring beam 3 of distinguish, is trapped among the periphery of spud leg 1;
4. lift upper maintenance platform 2 and the vertical cat ladder 10 of distinguish, the upper maintenance platform 2 of distinguish is trapped among movable ring beam 3 periphery and is connected and fixed;
5. mounting electrical, hydraulic means;
6. lift hoist cylinder 5 to installation site, hoist cylinder 5 lower end is connected with fixed ring beam 7 passes through pinned connection;
7. fluid pressure line is connected;
8. adjust the piston rod extension elongation of hoist cylinder 5, hoist cylinder 5 upper end is connected and fixed by bearing pin and movable ring beam 3;
9. the installation of all the other hoist cylinders 5 is completed successively;
10. connect electrical system, carry out hydraulic system debugging.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (3)
1. detachable lifting device, comprise maintenance platform, movable ring beam, hoist cylinder, fixed ring beam, lower maintenance platform, it is characterized in that described movable ring beam is positioned at the top of lifting gear, uniformly on the lateral wall of described movable ring beam be provided with several rotating ring beam bolt device, the lateral wall of described movable ring beam is connected with described upper maintenance platform, be connected with described hoist cylinder upper end by engaging lug seat bottom described movable ring beam, the lower end of described hoist cylinder is connected with the top of described fixed ring beam by engaging lug seat, the lateral wall of described fixed ring beam upper and lower is laid with several fixed ring beam bolt device, the lateral wall of described fixed ring beam is connected with described lower maintenance platform.
2. detachable lifting device according to claim 1, is characterized in that described movable ring beam, described upper maintenance platform all adopts distinguish form to be formed by connecting by grouping machine tool.
3. detachable lifting device according to claim 1, is characterized in that also being provided with vertical cat ladder between described upper maintenance platform and described lower maintenance platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528818.0U CN204825839U (en) | 2015-07-21 | 2015-07-21 | Can dismantle elevating gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528818.0U CN204825839U (en) | 2015-07-21 | 2015-07-21 | Can dismantle elevating gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204825839U true CN204825839U (en) | 2015-12-02 |
Family
ID=54683455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520528818.0U Expired - Fee Related CN204825839U (en) | 2015-07-21 | 2015-07-21 | Can dismantle elevating gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204825839U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109469038A (en) * | 2018-09-27 | 2019-03-15 | 武汉船用机械有限责任公司 | A kind of elevating mechanism |
| CN110255364A (en) * | 2019-06-26 | 2019-09-20 | 中船黄埔文冲船舶有限公司 | The assemble method of hydraulic lift |
| CN112009627A (en) * | 2020-08-25 | 2020-12-01 | 三峡大学 | Lotus collecting pleasure boat with double-body structure and using method |
| CN113529678A (en) * | 2021-07-29 | 2021-10-22 | 中船黄埔文冲船舶有限公司 | Maintenance method for lifting oil cylinder of wind power installation platform |
| CN113622396A (en) * | 2020-05-06 | 2021-11-09 | 中国海洋大学 | Lifting type multifunctional leisure platform on sea |
-
2015
- 2015-07-21 CN CN201520528818.0U patent/CN204825839U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109469038A (en) * | 2018-09-27 | 2019-03-15 | 武汉船用机械有限责任公司 | A kind of elevating mechanism |
| CN110255364A (en) * | 2019-06-26 | 2019-09-20 | 中船黄埔文冲船舶有限公司 | The assemble method of hydraulic lift |
| CN110255364B (en) * | 2019-06-26 | 2020-10-23 | 中船黄埔文冲船舶有限公司 | Method for assembling hydraulic lifting device |
| CN113622396A (en) * | 2020-05-06 | 2021-11-09 | 中国海洋大学 | Lifting type multifunctional leisure platform on sea |
| CN112009627A (en) * | 2020-08-25 | 2020-12-01 | 三峡大学 | Lotus collecting pleasure boat with double-body structure and using method |
| CN113529678A (en) * | 2021-07-29 | 2021-10-22 | 中船黄埔文冲船舶有限公司 | Maintenance method for lifting oil cylinder of wind power installation platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20170721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |