CN202829369U - Crane and ocean platform having same - Google Patents
Crane and ocean platform having same Download PDFInfo
- Publication number
- CN202829369U CN202829369U CN 201220482058 CN201220482058U CN202829369U CN 202829369 U CN202829369 U CN 202829369U CN 201220482058 CN201220482058 CN 201220482058 CN 201220482058 U CN201220482058 U CN 201220482058U CN 202829369 U CN202829369 U CN 202829369U
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- Prior art keywords
- wheel machine
- loop wheel
- rotary column
- pedestal
- hull
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- 239000000725 suspension Substances 0.000 claims abstract description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
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Abstract
The utility model discloses a crane and an ocean platform having the crane. The ocean platform comprises an upper ship body, a floating body and a plurality of upright posts, wherein the floating body is arranged below the upper ship body; the plurality of upright posts are connected with the floating body and the upper ship body; the crane comprises a base, a lower bearing, a lower rotary column, a rotation mechanism, an upper bearing, an upper rotation column, a suspension arm, a cable rope and a hanging hook; the base, the lower bearing and the lower rotation column are positioned in one of the upright posts; the base is fixedly arranged on an upper deck of the floating body in one of the upright posts; the lower rotation column is arranged on the base by the lower bearing positioned at the bottom of the lower rotation column; the rotation mechanism is arranged on the top of the lower rotation column; the upper bearing is arranged above the rotation mechanism and positioned on the main deck of the upper ship body; the upper rotation column is arranged on the upper bearing; one end of the suspension arm is connected to the lower end part of the upper rotation column; and the hook is arranged at the other end of the suspension arm by the cable rope.
Description
Technical field
The utility model relates to a kind of loop wheel machine and has its platform, particularly relates to a kind of marine platform crane of novel big elevating capacity, and it is applicable to the semi-submersible offshore platform, the larger structure fields of moldeed depth such as special barge and land.
Background technology
Along with ocean engineering is growing, the application that is installed in the heavy weight turned crane on the platform is more and more extensive.The marine platform crane of big elevating capacity can realize installing marine drilling platform, ocean wind power generating set, bridge spanning the sea structure, salvage a sunken ship etc.Especially heavy engineering field has good prospect of the application to the marine platform crane of big elevating capacity in the ocean.
Large turned crane on the platform that uses at present has two large classes: the loop wheel machine of counterweight is arranged and do not have the loop wheel machine of counterweight.Because hoisting capacity is larger, need to design very large hanging on the main deck that pedestal is sitting in upper hull for the loop wheel machine that does not have counterweight.And in order to satisfy the requirement of intensity, hang that corresponding hull supporting construction need to compare by force below the pedestal.Need to increase counterweight for the loop wheel machine that counterweight is arranged and come the balancing lifting load.
But the above-mentioned large turned crane that uses at present has following shortcoming:
The requirement of stability: because the load of loop wheel machine mainly focuses on loop wheel machine pedestal going down, for there not being hanging greatly of counterweight, hang pedestal and need to resist bending and the vertical load that lifting produces, because this pedestal is heavier, and center of gravity is higher, cause moving on the center-of-gravity position of whole platform and integrally, unfavorable to the stability of platform.Need to there be larger counterweight to come force balance for the loop wheel machine that counterweight is arranged, and increases the weight of lifting appliance, the variable load (VDL) of platform is reduced.
The requirement of intensity: because pedestal weight is larger, the part loop wheel machine also needs to consider the load action of counterweight, and what cause that platform structure need to do is stronger, increases infrastructure cost.
The utility model content
The platform that the purpose of this utility model is to provide a kind of loop wheel machine and has it, it is the pillar construction that utilizes platform, the lower rotary column and the pedestal that hang are embedded platform cleverly, effectively solved the shortcoming of above-mentioned prior art and saved the space and structure.
In order to realize above-mentioned a kind of loop wheel machine, be installed on the platform, described platform comprises upper hull, be arranged on the buoyancy aid under the described upper hull, and a plurality of columns that connect described buoyancy aid and described upper hull, its characteristics are, described loop wheel machine comprises pedestal, lower bearing, lower rotary column, rotating mechanism, head bearing, upper rotary column, arm, hawser and suspension hook, wherein, described pedestal, described lower bearing and described lower rotary column are positioned at one of them column of described a plurality of columns, and described pedestal is fixedly installed on the upper deck of the described buoyancy aid in this one of them column, described lower rotary column is installed on the described pedestal by the described lower bearing that is positioned at its bottom, described rotating mechanism is installed in the top of described lower rotary column, described head bearing is installed on the top of described rotating mechanism and is positioned on the main deck of described upper hull, described upper rotary column is installed on the described head bearing, one end of described arm is connected in the bottom of described upper rotary column, and described suspension hook is arranged on the other end of described arm by described hawser.
In the utility model one embodiment, described rotating mechanism is arranged in the described upper hull.
In the utility model one embodiment, described rotating mechanism is comprised of a plurality of planetary wheels, and described a plurality of planetary wheel connects with the corresponding sprocket engagement that is arranged on the described upper hull, and by the described a plurality of planetary wheel rotations of driven by motor, makes the rotation of described lower rotary column and whole loop wheel machine.
In the utility model one embodiment, described a plurality of planetary wheels are 8, and to divide equally be two groups, and corresponding distribution the one by one of each planetary wheel in these two groups of planetary wheels.
In the utility model one embodiment, described pedestal is the pedestal of reinforced concrete structure or steel structure.
In the utility model one embodiment, described lower bearing is strengthened structure with the first hull and is linked to each other, and described head bearing is strengthened structure with the second hull and linked to each other.
To achieve these goals, the utility model also provides a kind of platform, and its characteristics are, are provided with aforesaid loop wheel machine on it.
By analysis of experiments and built on-site situation as can be known, the platform that utilizes loop wheel machine of the present utility model and have it has following beneficial effect:
(1) moment of flexure that produces can well be distributed to the horizontal loading that produces on the main hull structure by two bearing arrangements up and down loop wheel machine when work, makes hull structure stressed evenly, has avoided the excessive problem of local stress.
(2) because lower rotary column has been put into the column the inside, actv. has reduced the height of loop wheel machine, so that loop wheel machine itself is easier for installation.
(3) loop wheel machine can be designed into the position at some angles of platform, the operating range of increase and swinging radius.
(4) the utility model is by type of attachment unique between loop wheel machine and the platform, and without the novel designs of counterweight self-balancing, so that this loop wheel machine has good application prospect.
Description of drawings
Below in conjunction with accompanying drawing and detailed embodiment the utility model is elaborated, wherein:
Fig. 1 is that loop wheel machine of the present utility model is installed in the structural representation on the platform;
Fig. 2 is that the pedestal among Fig. 1 is the schematic diagram of reinforced concrete structure;
Fig. 3 is that the pedestal among Fig. 1 is the schematic diagram of bar construction;
Fig. 4 is the structural representation of the lower bearing among Fig. 1;
Fig. 5 is the structural representation of the rotating mechanism among Fig. 1;
Fig. 6 is the structural representation of the head bearing among Fig. 1.
The specific embodiment
As shown in Figure 1, a kind of novel large-scalely be installed on the platform 10 without counterweight marine platform crane 20 of the present utility model.Wherein, this platform includes upper hull 12, is arranged at the buoyancy aid 11 of below of this upper hull 12 and a plurality of columns 13 that connect this buoyancy aid 11 and this upper hull 12.This platform 10 also can include supporting construction 14, for example connects the diagonal ligament 141,142 and the horizontal support 143 that connects two relative columns 13 of column 13 and upper hull 12 on each buoyancy aid 11.Described loop wheel machine 20 is installed in a jiao of described platform 10.
Wherein, described loop wheel machine 20 comprises pedestal 21, lower bearing 22, lower rotary column 23, rotating mechanism 24, head bearing 25, upper rotary column 26, arm 27, hawser 28 and suspension hook 29.Wherein, described pedestal 21, described lower bearing 22 and described lower rotary column 23 are positioned at one of them column 13a of described a plurality of column 13, and described pedestal 21 is fixedly installed on the upper deck of the described buoyancy aid in this column 13a, is mainly used in the vertical load that the weight that supports the deadweight of loop wheel machine and hang thing etc. produces.As shown in Figure 2, this pedestal 21 can be the pedestal 21a of concrete reinforcement structure, and this lower bearing 22 is installed by the installation portion 211a at the pedestal 21a top of this concrete reinforcement structure.Perhaps, this pedestal 21 also can be the pedestal 21b of steel structure as shown in Figure 3.And described lower rotary column 23 is to be installed on the pedestal 21 by the lower bearing 22 that is positioned at its bottom, and preferably, described lower bearing 22 is strengthened structure 16 with the first hull and linked to each other, as shown in Figure 4.
Continuation is with reference to figure 1, and in conjunction with reference to figure 5, described rotating mechanism 24 is mounted in the top of described lower rotary column 23.Preferably, described rotating mechanism 24 also is arranged in the described upper hull 12.And, described rotating mechanism 24 can be comprised of a plurality of planetary wheels 241, and described a plurality of planetary wheel 241 is connected with a joggle with the corresponding sprocket wheel 18 that is arranged on the described upper hull, and by described a plurality of planetary wheel 241 rotations of driven by motor, can make the rotation of described lower rotary column 23 and whole loop wheel machine, and the Load Transfer that produces loop wheel machine can be rotated the time is to hull structure.In the embodiment shown in fig. 5, described a plurality of planetary wheels 241 are 8, and to divide equally be two groups, and corresponding distribution the one by one of each planetary wheel in these two groups of planetary wheels.
Continuation is with reference to figure 1, and described head bearing 25 is to be installed on the top of described rotating mechanism 24 and to be positioned on the main deck 120 of described upper hull 12, and preferably, described head bearing 25 is to strengthen structure 15 with the second hull to link to each other, as shown in Figure 6.Like this, support by make structure in the main body position corresponding with upper and lower bearing, moment of flexure when loop wheel machine is worked can produce to upper and lower bearing the horizontal loading of opposite sign but equal magnitude, and this horizontal loading is distributed to hull by upper and lower bearing transmission and strengthens on the structure.
Continuation is with reference to figure 1, described upper rotary column 26 is to be installed on the described head bearing 25, and an end of described arm 27 is connected in the bottom of described upper rotary column 26, described suspension hook 29, comprising main suspension hook 291 and auxiliary suspension hook 292, is to be arranged on the other end of described arm 27 by described hawser 28.When not working, the other end of the arm 27 of described loop wheel machine 20 is supported on the support platform 19 that is positioned on another relative angle of this platform 10.
By analysis of experiments and built on-site situation as can be known, the utlity model has following beneficial effect:
(1) moment of flexure that produces can well be distributed to the horizontal loading that produces on the main hull structure by two bearing arrangements up and down loop wheel machine when work, makes hull structure stressed evenly, has avoided the excessive problem of local stress.
(2) because lower rotary column has been put into the column the inside, actv. has reduced the height of loop wheel machine, so that loop wheel machine itself is easier for installation.
(3) loop wheel machine can be designed into the position at some angles of platform, the operating range of increase and swinging radius.
(4) the utility model is by type of attachment unique between loop wheel machine and the platform, and without the novel designs of counterweight self-balancing, so that this loop wheel machine has good application prospect.
Although should be pointed out that by above-mentioned embodiment the utility model is described, yet the utility model also can have other numerous embodiments.Under the prerequisite that does not break away from the utility model spirit and scope; those of ordinary skill in the art can make various corresponding changes and distortion to the utility model, but these changes and distortion all should belong in the scope that the utility model claims and equivalent thereof protect.
Claims (7)
1. loop wheel machine, be installed on the platform, described platform comprises upper hull, be arranged on the buoyancy aid under the described upper hull, and a plurality of columns that connect described buoyancy aid and described upper hull, it is characterized in that, described loop wheel machine comprises pedestal, lower bearing, lower rotary column, rotating mechanism, head bearing, upper rotary column, arm, hawser and suspension hook, wherein, described pedestal, described lower bearing and described lower rotary column are positioned at one of them column of described a plurality of columns, and described pedestal is fixedly installed on the upper deck of the described buoyancy aid in this one of them column, described lower rotary column is installed on the described pedestal by the described lower bearing that is positioned at its bottom, described rotating mechanism is installed in the top of described lower rotary column, described head bearing is installed on the top of described rotating mechanism and is positioned on the main deck of described upper hull, described upper rotary column is installed on the described head bearing, one end of described arm is connected in the bottom of described upper rotary column, and described suspension hook is arranged on the other end of described arm by described hawser.
2. loop wheel machine according to claim 1 is characterized in that, described rotating mechanism is arranged in the described upper hull.
3. loop wheel machine according to claim 2, it is characterized in that, described rotating mechanism is comprised of a plurality of planetary wheels, and described a plurality of planetary wheel connects with the corresponding sprocket engagement that is arranged on the described upper hull, and by the described a plurality of planetary wheel rotations of driven by motor, make the rotation of described lower rotary column and whole loop wheel machine.
4. loop wheel machine according to claim 3 is characterized in that, described a plurality of planetary wheels are 8, and to divide equally be two groups, and corresponding distribution the one by one of each planetary wheel in these two groups of planetary wheels.
5. loop wheel machine according to claim 1 is characterized in that, described pedestal is the pedestal of reinforced concrete structure or steel structure.
6. loop wheel machine according to claim 1 is characterized in that, described lower bearing is strengthened structure with the first hull and linked to each other, and described head bearing is strengthened structure with the second hull and linked to each other.
7. a platform is characterized in that, is provided with on it such as the described loop wheel machine of arbitrary claim in the claim 1 ~ 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220482058 CN202829369U (en) | 2012-09-19 | 2012-09-19 | Crane and ocean platform having same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220482058 CN202829369U (en) | 2012-09-19 | 2012-09-19 | Crane and ocean platform having same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202829369U true CN202829369U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220482058 Expired - Fee Related CN202829369U (en) | 2012-09-19 | 2012-09-19 | Crane and ocean platform having same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202829369U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108456A (en) * | 2013-04-22 | 2014-10-22 | 中集海洋工程研究院有限公司 | Method for assembling large crane bearing and ship hull |
| CN104803298A (en) * | 2014-07-23 | 2015-07-29 | 烟台中集来福士海洋工程有限公司 | Ocean platform, crane apparatus and arrangement method of crane on ocean platform |
| CN104802946A (en) * | 2014-06-18 | 2015-07-29 | 烟台中集来福士海洋工程有限公司 | Offshore platform segmented deck and construction implementation method thereof and suspension arm supporting system |
| CN104802942A (en) * | 2014-05-22 | 2015-07-29 | 中集海洋工程研究院有限公司 | Lifting barge |
| CN106585882A (en) * | 2016-09-30 | 2017-04-26 | 南通中远船务工程有限公司 | Cylindrical floating suspended wall pedestal for living platform |
-
2012
- 2012-09-19 CN CN 201220482058 patent/CN202829369U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108456A (en) * | 2013-04-22 | 2014-10-22 | 中集海洋工程研究院有限公司 | Method for assembling large crane bearing and ship hull |
| CN104108456B (en) * | 2013-04-22 | 2016-09-14 | 中集海洋工程研究院有限公司 | Large-scale crane bearing and the assembly method of hull |
| CN104802942A (en) * | 2014-05-22 | 2015-07-29 | 中集海洋工程研究院有限公司 | Lifting barge |
| CN104802946A (en) * | 2014-06-18 | 2015-07-29 | 烟台中集来福士海洋工程有限公司 | Offshore platform segmented deck and construction implementation method thereof and suspension arm supporting system |
| CN104802946B (en) * | 2014-06-18 | 2017-06-09 | 烟台中集来福士海洋工程有限公司 | Ocean platform is segmented deck and its builds implementation, suspension arm support system |
| CN104803298A (en) * | 2014-07-23 | 2015-07-29 | 烟台中集来福士海洋工程有限公司 | Ocean platform, crane apparatus and arrangement method of crane on ocean platform |
| CN106585882A (en) * | 2016-09-30 | 2017-04-26 | 南通中远船务工程有限公司 | Cylindrical floating suspended wall pedestal for living platform |
| CN106585882B (en) * | 2016-09-30 | 2018-05-01 | 南通中远船务工程有限公司 | Cylinder type floating accommodation platform suspended wall base |
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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: 20130327 Termination date: 20200919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |