CN110902583A - Ocean platform and crane base thereof - Google Patents
Ocean platform and crane base thereof Download PDFInfo
- Publication number
- CN110902583A CN110902583A CN201811083044.XA CN201811083044A CN110902583A CN 110902583 A CN110902583 A CN 110902583A CN 201811083044 A CN201811083044 A CN 201811083044A CN 110902583 A CN110902583 A CN 110902583A
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- crane
- guide rail
- crane base
- base
- gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention provides a crane base of an ocean platform. The crane base comprises a guide rail, a walking device and a main body. The guide rail is arranged on a deck box of the ocean platform. The running gear is movably arranged on the guide rail. The main part is used for supporting the loop wheel machine, and on the running gear was located to the main part, the main part moved along the guide rail along with running gear to drive the loop wheel machine and remove. The ocean platform and the crane base thereof enable the crane base with a wider working range to meet the use of more service objects, do not need to be provided with a plurality of cranes, tugboats and the like for auxiliary operation, save cost and facilitate operation.
Description
Technical Field
The invention relates to the field of mechanical equipment in ocean engineering, in particular to an ocean platform and a crane base thereof.
Background
In the process of offshore oil exploitation and production, an offshore platform often needs to utilize a crane to carry out material hoisting operation. The mounting base of the crane applied to the current ocean platform is a fixed position, so that the position of the crane can not be adjusted after the crane is mounted on the platform. However, the relative positions of the work platforms and the vessel are not consistent during the work process, and therefore, many problems are often caused by the fact that the position of the crane is not matched with the position of the material supply or receiving platform. In this case, the platform can be moved only by using the tugboat or its own propulsion system, and a plurality of cranes must be provided to be engaged with each other, which may always prevent the crane from being used for the lifting work.
Disclosure of Invention
The invention aims to provide a crane base which enables the working range of a crane to be wider, so that the use of more service objects is met, auxiliary operation such as a plurality of cranes and tugboats is not needed, the cost is saved, and the operation is convenient.
A crane base for an ocean platform, comprising:
the guide rail is arranged on a deck box of the ocean platform;
the traveling device is movably arranged on the guide rail;
the main part is used for supporting the crane, the main part is arranged on the traveling device, and the main part moves along the guide rail along with the traveling device so as to drive the crane to move.
In one embodiment, the guide rails are arranged in parallel.
In one embodiment, the number of the traveling devices is multiple, and the traveling devices are symmetrically arranged on two sides of the guide rail.
In one embodiment, the running gear includes a rack and a gear, the rack is disposed along the guide rail, the gear is engaged with the rack, and the gear rotates to move along the rack.
In one embodiment, the walking device further comprises a motor, the motor is in driving connection with the gear, and the motor drives the gear to rotate.
In one embodiment, the traveling device further includes a speed change mechanism, and the speed change mechanism is in driving connection with the gear to adjust the rotation speed of the gear.
In one embodiment, the walking device further includes a roller disposed between the base and the guide rail.
In one embodiment, the walking device further comprises a fixing pin, and the fixing pin penetrates through the main body and is in limit connection with the guide rail.
In one embodiment, the main body is provided with a fixing plate, the fixing plate is oppositely arranged on two sides of the guide rail, and the fixing pin penetrates through the fixing plate and is positioned with the guide rail.
The utility model provides an ocean platform, includes deck box, loop wheel machine and ocean platform's loop wheel machine base, the loop wheel machine base is located on the deck box, the loop wheel machine is located in the main part.
The ocean platform and the crane base thereof have wider working range of the crane, can meet the use of more service objects, and do not need to be provided with a plurality of cranes, tugs and the like for auxiliary operation. The technical scheme changes the position of the crane through the guide rail arranged on the deck box of the ocean platform and the related walking device, and the crane using the base in the mode can rotate, stretch and move in a pitching mode by utilizing the original functions, and importantly, the position of the crane can be adjusted according to the position of the service platform through the base with the adjustable position, so that the adaptability of the crane is improved, and more service objects can be served at the same time.
Drawings
Fig. 1 is a perspective view of the ocean platform and its crane base according to the embodiment;
FIG. 2 is a side view of the crane base shown in FIG. 1;
fig. 3 shows the position relationship of the crane of the ocean platform shown in fig. 1 and the fixed production platform.
The reference numerals are explained below: 10. an offshore platform; 11. a deck box; 12. hoisting a machine; 20. a crane base; 21. a guide rail; 22. a traveling device; 221. a rack; 222. a gear; 23. a main body; 231. a cross beam; 232. a fixing plate; 24. a motor; 25. a speed change mechanism; 26. a roller; 27. and fixing the pin.
Detailed Description
While this invention is susceptible of embodiment in different forms, there is shown in the drawings and will herein be described in detail, specific embodiments thereof with the understanding that the present description is to be considered as an exemplification of the principles of the invention and is not intended to limit the invention to that as illustrated.
Thus, a feature indicated in this specification will serve to explain one of the features of one embodiment of the invention, and does not imply that every embodiment of the invention must have the stated feature. Further, it should be noted that this specification describes many features. Although some features may be combined to show a possible system design, these features may also be used in other combinations not explicitly described. Thus, the combinations illustrated are not intended to be limiting unless otherwise specified.
In the embodiments shown in the drawings, directional references (such as upper, lower, left, right, front and rear) are used to explain the structure and movement of the various elements of the invention not absolutely, but relatively. These descriptions are appropriate when the elements are in the positions shown in the drawings. If the description of the positions of these elements changes, the indication of these directions changes accordingly.
The preferred embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.
Referring to fig. 1, the present invention provides an ocean platform 10 and a crane base 20 thereof.
The ocean platform 10 of the present embodiment includes a deck box 11, a crane 12, and a crane base 20. The crane base 20 is provided on the deck box 11, and the crane 12 is provided on the deck box 11 through the crane base 20. The position of the crane 12 may be changed by a movable crane base 20. In particular, the offshore platform is a semi-submersible platform. The type of ocean platform is not limited herein.
Referring to fig. 1, a crane base 20 of an ocean platform includes a guide rail 21, a traveling device 22, and a main body 23. The body 23 is used to carry the crane 12 arrangement. The main body 23 is provided on the guide rail 21 via the traveling device 22 so that the main body 23 moves along the guide rail 21.
The guide rail 21 is arranged on the deck box 11 of the ocean platform. The guide rail 21 is plural. The plurality of guide rails 21 are arranged in parallel with each other. Specifically, in the present embodiment, the number of the guide rails 21 is at least two, and the two guide rails 21 are parallel to each other. The plurality of guide rails 21 support the main body 23 to improve stability of the crane base 20.
Furthermore, the orientation of the guide rails 21 can be designed flexibly according to the deck box 11 space of the ocean platform and the specific form of the fixed production platform 30 to be serviced. Specifically, in the present embodiment, the extending direction of the guide rail 21 is perpendicular to the advancing direction of the ocean platform 10.
The running gear 22 is movably arranged on the guide rail 21. It is understood that the running gear 22 and the guide rail 21 may slide smoothly or may move in different gears. Specifically, in the present embodiment, the guide rail 21 is an elongated strip.
Referring to fig. 2, the traveling unit 22 is plural. Running gear 22 is symmetrically arranged on both sides of the guide rail 21. The traveling device 22 includes a rack 221 and a pinion 222. The rack 221 is disposed along the guide rail 21, and the rack 221 is fixed on both sides of the guide rail 21. The gear 222 is engaged with the rack 221. The gear 222 rotates to move along the rack 221.
The running gear 22 is disposed on both sides of the guide rail 21, so that the gear 222 and the rack 221 on both sides of the guide rail 21 can keep the both sides of the main body 23 in force balance, so that the main body 23 can stably move along the guide rail 21, and the main body 23 is prevented from inclining toward one side to affect the balance of the crane 12.
The crane base 20 also includes a motor 24. The motor 24 is in driving connection with the gear 222, and the gear 222 is driven by the motor 24 to rotate. The walking device 22 is driven by the motor 24 to drive the gear 222 to engage with the rack 221 for movement. The gear 222 and the rack 221 are mutually matched, so that the motor 24 drives the gear 222 to rotate, and the rotation of the gear 222 is converted into the movement of the main body 23 along the rack 221.
Specifically, in the present embodiment, the motor 24 drives the two gears 222 at the same time, so that the rotation of the two gears 222 is synchronized, and thus the two gears 222 on both sides of the guide rail 21 can move along the rack 221 at the same speed, so that both sides of the main body 23 can move smoothly.
In the present embodiment, the crane base 20 further includes a control circuit (not shown) for controlling the motor 24. The control circuit is in electrical signal connection with the motor 24. The control circuit can control the starting and the rotating speed of the motor 24, thereby achieving the purpose of controlling the moving position and the moving speed of the crane 12.
The crane base 20 includes a speed change mechanism 25. The variator 25 is drivingly connected to the gear 222 to regulate the speed of rotation of the gear 222. The power direction of the motor 24 is changed by the speed change mechanism 25. The transmission mechanism 25 connects the output shaft of the motor 24 with the gear 222. Thereby enabling the motor 24 to smoothly drive the gear 222 and ensuring that the rotation direction of the gear 222 is engaged with the rack 221. It is understood that the variator 25 includes a plurality of gear sets.
The main body 23 is provided on the traveling device 22. One side of the body 23 is connected to the guide rail 21. The side of the body 23 facing away from the guide rail 21 is a flat surface for carrying the crane 12. The main body 23 moves along the guide rail 21 with the traveling device 22 to move the crane 12.
The shape of the body 23 can be flexibly designed according to the installation form of the hoist 12. The cross-section of the body 23 may be circular, square, etc. in various forms.
Specifically, in the present embodiment, the main body 23 is substantially C-shaped. The main body 23 includes a cross member 231 and fixing plates 232 disposed at both sides of the cross member 231. The cross member 231 is laid on the guide rail 21, and the two fixing plates 232 are located on both sides of the guide rail 21.
The crane base 20 also includes rollers 26. The roller 26 is provided between the main body 23 and the guide rail 21, and allows the main body 23 to stably contact the guide rail 21. Specifically, the roller 26 is provided at a position where the cross member 231 opposes the guide rail 21. The cross beam 231 is no longer in surface contact with the guide rail 21 and the cross beam 231 is in point contact with the guide rail 21 via the roller 26. The rollers 26 run on the guide rails 21. The roller 26 rolls on the guide rail 21 to complete the movement of the main body 23. Therefore, the roller 26 converts the sliding friction motion between the main body 23 and the guide rail 21 into the rolling friction motion of the roller 26, and reduces the friction force generated by the contact between the main body 23 and the guide rail 21, thereby enabling the main body 23 to smoothly and stably move along the guide rail 21.
The crane base 20 also includes a fixing pin 27. The fixing pin 27 penetrates the main body 23 and the guide rail 21 to connect the main body 23 and the guide rail 21 in a limiting way. Specifically, the fixing pin 27 passes through the guide rail 21 and the fixing plate 232. Through holes are formed in the guide rail 21 and the fixing plate 232 for the fixing pins 27 to pass through.
After the crane base 20 moves the crane 12 in place, the fixing pin 27 is used for limiting connection by penetrating the fixing plate 232 and the guide rail 21, so that the position of the limiting crane base 20 is fixed, the position of the crane base 20 is prevented from moving, and the reliability of the crane base 20 is ensured.
After moving to the working position, the crane base 20 is connected to the guide rail 21 by the fixing pin 27, so that the crane 12 can be positioned at the working position, and the reliability of the base is ensured.
It is understood that the guide rail 21 may not be provided with a via hole. The fixing pin 27 may also be a bolt that is tightened to tighten it against the rail 21. Thereby limiting the position between the fixing plate 232 and the guide rail 21. The crane 12 can slide freely on the guide rail 21 and stay at any desired position.
In particular, in this embodiment, the ocean platform may include a plurality of the crane bases 20 and a plurality of the cranes 12. As shown in fig. 3, fig. 3 illustrates the operative position of a plurality of cranes 12 in relation to the stationary production platform 30 being serviced.
The ocean platform and the crane base 20 thereof of the embodiment enable the working range of the crane 12 to be wider, and can meet the use of more service objects without arranging a plurality of cranes 12, tugs and the like for auxiliary operation. The technical scheme changes the position of the crane 12 through the guide rail 21 and the related walking device 22 which are arranged on the deck box 11 of the ocean platform, and the crane 12 using the base in the mode can rotate, stretch and tilt by utilizing the original functions, and importantly, the position of the crane 12 can be adjusted according to the position of the service platform through the base with the adjustable position, so that the adaptability of the crane 12 is improved, and more service objects can be served at the same time. The crane base 20 is simple in structure, convenient to manufacture, simple to operate and low in cost.
Moreover, the crane base 20 has a simple design principle and is convenient to manufacture, the problem that the position of the crane 12 of the ocean platform 10 cannot be adjusted at will can be effectively solved, and the use objects of the crane 12 are expanded.
While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.
Claims (10)
1. A crane base for an ocean platform, comprising:
the guide rail is arranged on a deck box of the ocean platform;
the traveling device is movably arranged on the guide rail; and
the main part is used for supporting the crane, the main part is arranged on the traveling device, and the main part moves along the guide rail along with the traveling device so as to drive the crane to move.
2. The crane base of claim 1, wherein the guide rail is a plurality of guide rails, and the plurality of guide rails are arranged in parallel with each other.
3. The crane base for the offshore platform as claimed in claim 1, wherein the plurality of running gear is provided, and the running gear is symmetrically provided on both sides of the guide rail.
4. The crane base of claim 1, wherein the running gear comprises a rack disposed along the rail and a pinion engaged with the rack, the pinion rotating to move along the rack.
5. The crane base of claim 4, wherein the traveling gear further comprises a motor, the motor is drivingly connected to the gear, and the motor drives the gear to rotate.
6. The crane base of claim 4, wherein the running gear further comprises a speed change mechanism drivingly connected to the gear to adjust the rotational speed of the gear.
7. The crane base of claim 1, wherein the running gear further comprises a roller, the roller being disposed between the base and the rail.
8. The crane base of claim 1, wherein the running gear further comprises a fixed pin passing through the body to be in a positive connection with the rail.
9. The crane base for offshore platforms as set forth in claim 8, wherein the main body is provided with fixing plates oppositely disposed at both sides of the guide rail, and the fixing pin is positioned with the guide rail through the fixing plates.
10. An offshore platform comprising a deck box, a crane, and the crane base of any of claims 1-9, wherein the crane base is disposed on the deck box, and the crane is disposed on the main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811083044.XA CN110902583A (en) | 2018-09-17 | 2018-09-17 | Ocean platform and crane base thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811083044.XA CN110902583A (en) | 2018-09-17 | 2018-09-17 | Ocean platform and crane base thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110902583A true CN110902583A (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811083044.XA Pending CN110902583A (en) | 2018-09-17 | 2018-09-17 | Ocean platform and crane base thereof |
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| Country | Link |
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| CN (1) | CN110902583A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113406605A (en) * | 2021-06-22 | 2021-09-17 | 国家海洋技术中心 | Container of integrated towed detection sonar system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4161376A (en) * | 1976-05-20 | 1979-07-17 | Pool Company | Offshore fixed platform and method of erecting the same |
| DE10157072A1 (en) * | 2001-11-16 | 2003-05-28 | Slf Oberflaechentechnik Gmbh | Guided movable/height adjustable working platform is movable vertically via guide, pivoted via joint(s), translational drive, deployed horizontally, e.g. by telescopic device and/or pivoted |
| CN102564792A (en) * | 2012-01-04 | 2012-07-11 | 中国海洋石油总公司 | Loading device for entirely applying simulative load to ocean work-over rig |
| CN106013028A (en) * | 2016-05-19 | 2016-10-12 | 武汉船用机械有限责任公司 | Ocean platform lifting device |
| CN106698212A (en) * | 2017-03-01 | 2017-05-24 | 大连理工大学 | Light-weight bidirectional-movement non-dead-angle crane for ocean platform |
-
2018
- 2018-09-17 CN CN201811083044.XA patent/CN110902583A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4161376A (en) * | 1976-05-20 | 1979-07-17 | Pool Company | Offshore fixed platform and method of erecting the same |
| DE10157072A1 (en) * | 2001-11-16 | 2003-05-28 | Slf Oberflaechentechnik Gmbh | Guided movable/height adjustable working platform is movable vertically via guide, pivoted via joint(s), translational drive, deployed horizontally, e.g. by telescopic device and/or pivoted |
| CN102564792A (en) * | 2012-01-04 | 2012-07-11 | 中国海洋石油总公司 | Loading device for entirely applying simulative load to ocean work-over rig |
| CN106013028A (en) * | 2016-05-19 | 2016-10-12 | 武汉船用机械有限责任公司 | Ocean platform lifting device |
| CN106698212A (en) * | 2017-03-01 | 2017-05-24 | 大连理工大学 | Light-weight bidirectional-movement non-dead-angle crane for ocean platform |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113406605A (en) * | 2021-06-22 | 2021-09-17 | 国家海洋技术中心 | Container of integrated towed detection sonar system |
| CN113406605B (en) * | 2021-06-22 | 2022-11-11 | 国家海洋技术中心 | Container of integrated towed detection sonar system |
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