CN204548402U - Only platform chain - Google Patents
Only platform chain Download PDFInfo
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- CN204548402U CN204548402U CN201420758080.2U CN201420758080U CN204548402U CN 204548402 U CN204548402 U CN 204548402U CN 201420758080 U CN201420758080 U CN 201420758080U CN 204548402 U CN204548402 U CN 204548402U
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- chain
- platform body
- anchor
- main platform
- anchor chain
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Abstract
The utility model discloses a kind of only platform chain, comprise the main platform body be fixed on the deck of dynamic positioning vessel, the free end of main platform body extends along the working direction of dynamic positioning vessel, and the free end of main platform body stretches out outside the ship side of dynamic positioning vessel.The free end of main platform body is provided with the only key way for fixing anchor chain.Implement the technical solution of the utility model, anchor chain is fixed by the only key way of the free end of main platform body, guarantee the stretched wire attitude stabilization of this anchor chain, thus convenient connect other anchor chains or anchor hawser in the end of this anchor chain, and because of the quality of anchor chain comparatively large, only should it also avoid the potential safety hazard that anchor chain swing can produce by platform chain.
Description
Technical field
The utility model relates to ocean engineering field, especially relates to a kind of only platform chain.
Background technology
In ocean engineering, dynamic positioning vessel generally can be used to lay anchor chain, and the length of some anchor chains is very long.During laying, transfer anchor chain piecemeal by the loop wheel machine of dynamic positioning vessel and enter water, be laid on design route.Meanwhile, dynamic positioning vessel is along design route to reach ship, and loop wheel machine continues to transfer anchor chain piecemeal, and is laid on design route.
After a shot shackle has been laid, continue to connect an another shot shackle in the termination of this anchor chain, in the process connected, an another shot shackle is stretched wire state in water, make loop wheel machine in the process of lift anchor chain, an another shot shackle plays pendulum, thus brings difficulty to connection operation, there is potential safety hazard simultaneously.
Utility model content
The technical problems to be solved in the utility model is, unstable for above-mentioned anchor chain stretched wire of the prior art, cause the defect connecting anchor chain and other anchor chains (or anchor hawser) difficulty, there is provided one to guarantee anchor chain stretched wire attitude stabilization, ensure the only platform chain connecting anchor chain and other anchor chains smoothly.
The utility model solves the technical scheme that its technical matters adopts: a kind of only platform chain of structure, comprise the main platform body be fixed on the deck of dynamic positioning vessel, the free end of described main platform body extends along the working direction of described dynamic positioning vessel, and the free end of described main platform body stretches out outside the ship side of dynamic positioning vessel;
The free end of described main platform body is provided with the only key way for fixing anchor chain.
In only platform chain of the present utility model, be provided with a pair groove in described only key way, the chain link of anchor chain is seated between described a pair groove.
In only platform chain of the present utility model, the width of the chain link of the wide and described anchor chain of the spacing of described a pair groove is suitable.
In only platform chain of the present utility model, the bearing of trend of the described only opening direction of key way and the free end of described main platform body is consistent.
In only platform chain of the present utility model, the opening direction of each described groove is orthogonal with the described opening direction stopping key way.
In only platform chain of the present utility model, described main platform body is weldingly fixed on the deck of dynamic positioning vessel by gusset.
In only platform chain of the present utility model, described main platform body is provided with operation aisle, described operation aisle is positioned at the side of described main platform body, and described operation aisle extends to described only key way.
In only platform chain of the present utility model, the both sides in described operation aisle are provided with the first guardrail.
In only platform chain of the present utility model, the top of described main platform body is provided with the mounting table for placing anchor chain, and the both sides of described mounting table are provided with the second guardrail.
In only platform chain of the present utility model, the shape of described main platform body is cuboid, and described only key way is V-shaped open slot.
Implement the technical solution of the utility model, at least there is following beneficial effect: fix anchor chain by the only key way of the free end of main platform body, guarantee the stretched wire attitude stabilization of this anchor chain, thus convenient connect other anchor chains or anchor hawser in the end of this anchor chain, and because of the quality of anchor chain comparatively large, only should it also avoid the potential safety hazard that anchor chain swing can produce by platform chain.The application that namely should stop platform chain makes the construction operation laying anchor chain or anchor hawser time saving and energy saving, thus improves operating efficiency, has saved project cost, and has evaded security risk further.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the plan structure schematic diagram of the only platform chain in an embodiment of the present utility model;
Fig. 2 is the side-looking structural representation of the only platform chain in an embodiment of the present utility model;
Fig. 3 is that anchor chain is suspended on the plan structure schematic diagram stopped on platform chain;
Fig. 4 is that anchor chain is suspended on the side-looking structural representation stopped on platform chain;
Wherein, 1, main platform body; 2, gusset; 3, anchor chain; 31, chain link; 4, key way is stopped; 5, groove; 6, aisle is operated; 7, the second guardrail.
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and describe detailed description of the invention of the present utility model in detail.
The one that Fig. 1 to Fig. 4 shows in the utility model stops platform chain, only should can solve the problem of anchor chain 3 stretched wire instability by platform chain, and guarantee anchor chain 3 stretched wire attitude stabilization, ensures to connect other anchor chain 3 or anchor hawsers smoothly in the end of this anchor chain 3.
Fig. 1 is the plan structure schematic diagram of the only platform chain in an embodiment of the present utility model; Fig. 2 is the side-looking structural representation of the only platform chain in an embodiment of the present utility model; Fig. 3 is that anchor chain is suspended on the plan structure schematic diagram stopped on platform chain; Fig. 4 is that anchor chain is suspended on the side-looking structural representation stopped on platform chain;
In certain embodiments, consult Fig. 1 to Fig. 4, only should comprise the main platform body 1 be fixed on the deck of dynamic positioning vessel by platform chain, the free end of main platform body 1 extends outside the ship side of dynamic positioning vessel along the working direction of dynamic positioning vessel, generally, dynamic positioning vessel in practice of construction advances sidewards, then the free end of main platform body can be arranged perpendicular to the ship side of dynamic positioning vessel.The free end of main platform body 1 is provided with the only key way 4 for fixing anchor chain 3.
When needing to connect other anchor chains 3 or anchor hawser in the end of anchor chain 3, not re-using loop wheel machine and first rising and lift anchor chain 3, making this anchor chain 3 be in pendulous stretched wire state, but carry out prolongation anchor chain 3 operation by stopping platform chain.Anchor chain 3 is fixed by the only key way 4 of the free end of main platform body 1, guarantee the stretched wire attitude stabilization of this anchor chain 3, thus convenient connect other anchor chain 3 or anchor hawsers in the end of this anchor chain 3, and because of the quality of anchor chain 3 comparatively large, only should it also avoid the potential safety hazard that anchor chain 3 swing can produce by platform chain.
To sum up, the application that should stop platform chain makes the construction operation laying anchor chain 3 or anchor hawser time saving and energy saving, thus improves operating efficiency, has saved project cost, and has evaded security risk further.
In certain embodiments, consult Fig. 1, should stop in key way 4 and can be provided with a pair groove 5, the chain link 31 of anchor chain 3 is seated between a pair groove 5.The Main Function of this pair groove 5 is to produce certain position-limiting action to anchor chain 3, makes anchor chain 3 not produce the space of swing, thus has ensured the stable of anchor chain 3 stretched wire attitude further.And this pair groove 5 can directly process in only key way 4, without the need to again adding other widgets again, making structure of this only platform chain simple, be easy to processing and produce.
Further, consult Fig. 3, the spacing of a pair groove 5 is wide suitable with the width of the chain link 31 of anchor chain 3, is convenient to anchor chain 3 chain link 31 and is seated on groove 5.Understandably; the model of anchor chain 3 is varied; then the width of chain link 31 also has sizes, and the wide width that is preferred and chain link 31 of spacing of this groove 5 is suitable, but can guarantee that stable spacing anchor chain 3 being seated in the groove 5 stopped in key way 4 is all in protection domain of the present utility model.
In certain embodiments, consult Fig. 1, only the opening direction of key way 4 does not have special regulation, can towards arbitrary direction opening, and the opening direction of the only key way 4 in the utility model is preferably consistent with the bearing of trend of the free end of main platform body 1.
In certain embodiments, consult Fig. 1 and Fig. 3, the opening direction of each groove 5 is orthogonal with the opening direction stopping key way 4.During concrete enforcement, can arrange a pair groove 5 according to the opening part level that chain link 31 size of anchor chain 3 stops key way 4 on steel plate, the chain link 31 being convenient to anchor chain 3 is seated on groove 5.
In certain embodiments, main platform body 1 is weldingly fixed on the deck of dynamic positioning vessel by gusset 2.The making material preferably general steel plate of this main platform body 1 and gusset 2.
In certain embodiments, consult Fig. 1 and Fig. 3, this main platform body 1 can be provided with operation aisle 6, operation aisle 6 is positioned at the side of main platform body 1, and operation aisle 6 extends key way 4 to end.The Main Function in this operation aisle 6 is check for workmen to only key way 4 place of stopping platform chain and operate.
Further, the both sides in this operation aisle 6 are provided with the first guardrail, and the Main Function of this first guardrail is the safety protecting workmen.
In certain embodiments, consult Fig. 2 and Fig. 4, the top of this main platform body 1 is provided with the mounting table for placing anchor chain 3, and the part that anchor chain 3 does not hang up just can be placed on mounting table, and mounting table also can carry out the operation connecting other anchor chains 3 or anchor hawser.
Further, the both sides of this mounting table are provided with the second guardrail 7, and the Main Function of this second guardrail 7 is to prevent anchor chain 3 from skidding off to both sides.
And the making material in above-mentioned operation aisle 6 is preferably flase floor, the making material of the first guardrail and the second guardrail 7 is preferably common steel tube.Flase floor and common steel tube are the material being easy to obtain, and the processing and fabricating making this stop platform chain is simpler.
In certain embodiments, the shape and structure of main platform body 1 and only key way 4 is varied, consults Fig. 1 to Fig. 4, and the shape of the main platform body 1 in the utility model is preferably cuboid, the open slot that only key way 4 is preferably V-shaped in the utility model.
Concrete operations: main platform body 1 installed perpendicular to ship side, be welded and fixed above deck by gusset 2, main platform body 1 front portion is stretched out outside ship side.Transfer anchor chain 3 piecemeal by dynamic positioning vessel loop wheel machine and enter water, be laid on design route, dynamic positioning vessel is along design route to reach ship simultaneously.When being routed to final stage anchor chain 3, anchor chain 3 is suspended on and stops in key way 4, chain link 31 is seated on groove 5, temporarily fix the anchor chain 3 that this section hangs, constructability personnel connect other anchor chain 3 or anchor hawsers in the end of this anchor chain 3, in operation process, other workmens are also undertaken checking and operating by only key way 4 position of operation aisle 6 to main platform body 1 front portion.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various change, combination and change.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within right of the present utility model.
Claims (10)
1. one kind is stopped platform chain, it is characterized in that, comprise the main platform body (1) be fixed on the deck of dynamic positioning vessel, the free end of described main platform body (1) extends along the working direction of described dynamic positioning vessel, and the free end of described main platform body (1) stretches out outside the ship side of dynamic positioning vessel;
The free end of described main platform body (1) is provided with the only key way (4) for fixing anchor chain (3).
2. only platform chain according to claim 1, is characterized in that, be provided with a pair groove (5) in described only key way (4), the chain link (31) of anchor chain (3) is seated between described a pair groove (5).
3. only platform chain according to claim 2, is characterized in that, the width of the chain link (31) of the wide and described anchor chain (3) of the spacing of described a pair groove (5) is suitable.
4. only platform chain according to claim 2, is characterized in that, the bearing of trend of the described only opening direction of key way (4) and the free end of described main platform body (1) is consistent.
5. only platform chain according to claim 4, is characterized in that, the opening direction of each described groove (5) is orthogonal with the described opening direction stopping key way (4).
6. only platform chain according to claim 1, it is characterized in that, described main platform body (1) is weldingly fixed on the deck of dynamic positioning vessel by gusset (2).
7. only platform chain according to claim 1, it is characterized in that, described main platform body (1) is provided with operation aisle (6), described operation aisle (6) is positioned at the side of described main platform body (1), and described operation aisle (6) extends to described only key way (4).
8. only platform chain according to claim 7, it is characterized in that, the both sides of described operation aisle (6) are provided with the first guardrail.
9. only platform chain according to claim 1, it is characterized in that, the top of described main platform body (1) is provided with the mounting table for placing anchor chain (3), and the both sides of described mounting table are provided with the second guardrail (7).
10. only platform chain according to claim 1, it is characterized in that, the shape of described main platform body (1) is cuboid, and described only key way (4) is V-shaped open slot.
Priority Applications (1)
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CN201420758080.2U CN204548402U (en) | 2014-12-04 | 2014-12-04 | Only platform chain |
Applications Claiming Priority (1)
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CN201420758080.2U CN204548402U (en) | 2014-12-04 | 2014-12-04 | Only platform chain |
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CN204548402U true CN204548402U (en) | 2015-08-12 |
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CN201420758080.2U Active CN204548402U (en) | 2014-12-04 | 2014-12-04 | Only platform chain |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113460234A (en) * | 2021-06-28 | 2021-10-01 | 海洋石油工程股份有限公司 | Anchor chain limiter |
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2014
- 2014-12-04 CN CN201420758080.2U patent/CN204548402U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113460234A (en) * | 2021-06-28 | 2021-10-01 | 海洋石油工程股份有限公司 | Anchor chain limiter |
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Address after: 4th Floor, Main Building, Science and Technology Building, No. 1067 Nanhai Avenue, Nanshan District, Shenzhen City, Guangdong Province, 518067 Patentee after: CNOOC Shenzhen Ocean Engineering Technology Service Co.,Ltd. Address before: 4th Floor, Main Building, Science and Technology Building, No. 1067 Nanhai Avenue, Nanshan District, Shenzhen City, Guangdong Province, 518067 Patentee before: COOEC SUBSEA TECHNOLOGY Co.,Ltd. |