CN108945314B - Cargo hold area structure of oil supply ship - Google Patents
Cargo hold area structure of oil supply ship Download PDFInfo
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- CN108945314B CN108945314B CN201810739524.0A CN201810739524A CN108945314B CN 108945314 B CN108945314 B CN 108945314B CN 201810739524 A CN201810739524 A CN 201810739524A CN 108945314 B CN108945314 B CN 108945314B
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- turning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
- B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
- B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
- B63B3/56—Bulkheads; Bulkhead reinforcements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention provides a cargo hold area structure of an oil supply ship, and belongs to the technical field of ship manufacturing. A cargo hold area structure of an oil supply ship comprises an upturning strengthening longitudinal girder, an upturning strengthening cross beam and a downturning strengthening cross beam; according to the invention, two vertical upturning strong longitudinal girders are respectively and correspondingly arranged at the trough profile panel on the upper deck and positioned on the trough longitudinal bulkhead, the upturning strong cross beam is welded on one side of each upturning strong longitudinal girder, the downturning strong cross beam corresponding to the upturning strong cross beam is arranged under the upper deck, and the upturning strong longitudinal girders and the upturning strong cross beam are arranged in the cargo oil loading and unloading header area, so that the requirements of the connection strength of the downturning strong cross beam and the trough longitudinal bulkhead of the oil supply ship are met, the problems that the cargo hold structure occupies more cargo hold volume and has too many sweeping dead angles are also avoided, the field requirement of supply operation is further met, and the trafficability and the operation safety of a crew are improved.
Description
Technical Field
The invention relates to the technical field of shipbuilding, in particular to a cargo hold area structure of an oil supply ship.
Background
The finished oil tanker has high requirements on washing the cargo hold, and the cargo hold is required to have as few shadow as possible in the sweeping of the cargo hold, so the deck framework is usually turned over in the structural design, and a structure of separating the cargo hold by groove-shaped longitudinal and transverse bulkheads is adopted.
However, as an oil supply vessel of a product oil tanker for supplying oil to various vessels during sailing, when a crew performs oil supply operation on a deck, in order to ensure safety of personnel operation and convenience in operation, a spacious and flat deck operation surface needs to be ensured, so that deck frameworks of the vessel need to be arranged in a downward-turning manner, the requirements of the supply operation on the on-deck site are met, and the passing and operation safety of the crew are ensured.
Conventionally, there are two ways for securing the connection strength between the deck strong beams and the channel-type longitudinal bulkheads that are turned down: the first mode is that a top pier is arranged on a groove-type longitudinal bulkhead; the second mode is that two longitudinal girders are arranged at the top end of the groove-shaped longitudinal bulkhead and aligned with the groove-shaped panel, and the deck strong beam and the groove-shaped longitudinal bulkhead are respectively welded with the longitudinal girders. Although the connection strength of the deck strong cross beam and the groove-shaped longitudinal bulkhead which are turned over downwards can be guaranteed by the two modes, the top pier structure of the first mode is heavy in weight and can occupy large cabin capacity to influence the operation economy of a ship, the structure of the second mode is complex and difficult to construct, too many cabin sweeping dead angles exist, and the requirement of a finished product oil tanker on the cabin washing can not be met.
In summary, the existing cargo area structure has the problems of occupying more cargo space volume and having excessive sweeping dead angles.
Disclosure of Invention
Aiming at the problems in the prior art, the cargo hold area structure of the oil supply ship is provided, two aligned upward-turning reinforced longitudinal girders are arranged at a groove-shaped panel of a groove-shaped longitudinal bulkhead in the cabin on an upper deck, upward-turning reinforced beams facing to corresponding sides are welded on the two upward-turning reinforced longitudinal girders respectively, downward-turning reinforced beams arranged from the middle of the ship to the sides are arranged at the bottom of the upper deck and aligned with the upward-turning reinforced beams, the problems that the cargo hold structure occupies more cargo hold volume and has too many dead angles for sweeping the cabin are effectively solved, and the connection strength of the downward-turning reinforced beams on the oil supply ship and the groove-shaped longitudinal bulkhead is ensured.
The specific technical scheme is as follows:
a cargo space structure for an oil tender vessel characterized by comprising: the upper deck is provided with two vertical upper turning strong longitudinal girders at the position of a groove-shaped longitudinal bulkhead in the cabin, the two upper turning strong longitudinal girders are respectively aligned with groove-shaped panels at two sides of the groove-shaped longitudinal bulkhead, one side of each upper turning strong longitudinal girder, which deviates from each other, is welded with an upper turning strong cross girder, the upper turning strong cross girders are arranged along the direction from the middle of the ship to the corresponding side, meanwhile, the two sides of the upper deck below the groove-shaped longitudinal bulkhead are respectively provided with transverse lower turning strong cross girders, the lower turning strong cross girders are arranged along the direction from the middle of the ship to the corresponding side, and the lower turning strong cross girders are aligned with the upper turning strong cross girders.
In the cargo hold area structure of the oil supply ship, the cargo oil loading and unloading header area is arranged on the upper deck and in the middle of the ship, the cargo oil loading and unloading header support is arranged in the cargo oil loading and unloading header area, and the combined transverse width of the two corresponding upturned reinforced beams is smaller than or equal to the width of the cargo oil loading and unloading header support.
In the cargo space area structure of the oil supply ship, the height of the upturned strong beam is less than or equal to that of the cargo loading and unloading header bracket.
In the cargo hold area structure of the oil supply ship, the height of the upturned stiffening beam gradually decreases along the direction from the middle of the ship to the side, and a first inclination angle is formed at one end close to the side.
In the cargo hold area structure of the oil supply ship, the cross section of the upturned strong cross beam is arranged in a T shape or an L shape.
In the cargo hold area structure of the oil supply ship, a gap is formed between one end, close to the trough-shaped longitudinal bulkhead, of the downward-turning strong cross beam and the trough-shaped panel, the end of the end is arranged at a second inclination angle, the inclination direction is towards the upper side of the upper deck, and the second inclination angle and the first inclination angle are arranged in parallel.
In the cargo hold area structure of the oil supply ship, one side of the bottom of one end, close to the side, of the downward turning strong cross beam is arranged in an arc shape, and the end is welded with the longitudinal bulkhead of the inner shell of the cabin.
In the cargo hold area structure of the oil supply ship, the ribbed plate is arranged on one side of the bottom of the downward turning strong cross beam close to one end of the shipboard, and the ribbed plate is welded with the longitudinal bulkhead of the inner shell of the cabin.
In the cargo hold area structure of the oil supply ship, the distance between the strong frames of the upturning strong cross beam and the downturning strong cross beam is 3 times of the distance between the ribs along the length direction of the ship.
The positive effects of the technical scheme are as follows:
foretell cargo hold district structure of oil supply ship, to turn over strong crossbeam and turn over in the cargo oil loading and unloading collecting area in the ship with the longitudinal girder setting of turning over on, the rational utilization in space has been realized, and turn over strong crossbeam and set up under the upper deck down, realized under the circumstances that does not influence the place demand of supply operation, avoided the cargo hold structure to occupy the cargo hold volume more and have the problem of too much sweeping the cabin dead angle, crew's trafficability characteristic and operation security have been improved, the joint strength of turning over strong crossbeam and cell type longitudinal bulkhead under more accord with oil supply ship, the structure is more reasonable.
Drawings
FIG. 1 is a block diagram of an embodiment of the structure of the cargo area of an oil tender vessel according to the present invention;
FIG. 2 is a perspective view of a preferred embodiment of the present invention;
FIG. 3 is a block diagram of another perspective of a preferred embodiment of the present invention.
In the drawings: 1. a longitudinal bulkhead of the inner shell; 2. a trough-type longitudinal bulkhead; 21. a trough-shaped panel; 3. an upper deck; 4. a cargo oil loading and unloading header bracket; 5. turning up the strong beam; 51. a first inclination angle; 6. turning up the strong stringer; 7. downward turning of the strong beam; 71. a second angle of inclination.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the present invention easy to understand, the following embodiments specifically describe the technical solutions provided by the present invention with reference to fig. 1 to 3, but the following contents are not to be taken as limitations of the present invention.
FIG. 1 is a block diagram of an embodiment of the structure of the cargo area of an oil tender vessel according to the present invention; FIG. 2 is a perspective view of a preferred embodiment of the present invention; FIG. 3 is a block diagram of another perspective of a preferred embodiment of the present invention. As shown in fig. 1, 2 and 3, the cargo hold area structure of the oil supply ship provided in this embodiment includes: the upper turning strengthening longitudinal girder 6, the upper turning strengthening cross beam 5 and the lower turning strengthening cross beam 7. At the moment, a groove-shaped longitudinal bulkhead 2 is arranged in a cabin of the oil supply ship, the groove-shaped longitudinal bulkhead 2 is arranged in the middle of the ship, two upward turning strong longitudinal girders 6 are arranged on an upper deck 3 and at the groove-shaped longitudinal bulkhead 2 in the cabin, the two upward turning strong longitudinal girders 6 are vertically arranged, each upward turning strong longitudinal girder 6 is respectively aligned with groove-shaped panels 21 at two sides of the groove-shaped longitudinal bulkhead 2, the upward turning strong longitudinal girders 6 are supported by the groove-shaped longitudinal bulkhead 2, so that the connection strength is improved, meanwhile, an upward turning strong cross beam 5 is welded on each upward turning strong longitudinal girder 6 and at one side deviating from each other, the upward turning strong cross beams 5 are also vertically arranged on the upper deck 3, the upward turning strong cross beams 5 are also arranged along the direction from the middle of the ship to the corresponding board side, the support strength of the upper deck 3 is ensured, and meanwhile, transversely arranged downward turning strong cross beams 7 are arranged below the upper deck 3 and at two sides of the groove-shaped longitudinal bulkhead 2, and each downward turning strong crossbeam 7 is arranged along the direction from the middle of the ship to the corresponding side, and the downward turning strong crossbeam 7 is aligned with one upward turning strong crossbeam 5, so that the downward turning strong crossbeam 7, the upward turning strong crossbeam 5 and the upward turning strong longitudinal girder 6 can be integrated, the connection strength is improved, and the structure is more reasonable.
Specifically, an oil loading and unloading header pipe area is arranged on an upper deck 3 of the oil supply ship and in the ship, an oil loading and unloading header pipe support 4 is arranged in the oil loading and unloading header pipe area, the transverse width of the combination of two corresponding upward turning reinforced cross beams 5 is smaller than or equal to the width of the oil loading and unloading header pipe support 4, the heights of the upward turning reinforced cross beams 5 are smaller than or equal to the height of the oil loading and unloading header pipe support 4, the upward turning structure can be positioned in the oil loading and unloading header pipe area, the problem that the cargo hold structure occupies more cargo hold volume is avoided, the on-deck site requirement of supply operation is met, and the safety of crew passing and operation is guaranteed.
Specifically, along the direction of going to the topside in the ship, the height of upturning strong crossbeam 5 reduces gradually to form first inclination 51 in the one end that is close to the topside, make two corresponding upturning strong crossbeams 5 form similar trapezoidal structure, thereby guaranteed can be at reasonable arrangement under cargo oil loading and unloading header pipe support 4, and the face of being connected that is close to upper deck 3 one side is bigger, and connection stability is higher.
In particular, the downward turning strong beams 7 provided under the upper deck 3 are arranged in the direction of the respective sides due to the midship, therefore, one end of the downward turning strong beam 7 faces the groove-shaped longitudinal bulkhead 2, the other end faces the inner shell longitudinal bulkhead 1 of the cabin, and a space is arranged between one end of the downward turning strong beam 7 close to the groove-shaped longitudinal bulkhead 2 and the groove-shaped panel 21, and the end close to the end of the tank-type longitudinal bulkhead 2 is arranged at a second inclination angle 71, the inclination direction is towards the upper part of the upper deck 3, and the second inclination angle 71 and the first inclination angle 51 are arranged in parallel, so that the downward turning reinforcing beam 7 and the corresponding upward turning reinforcing beam 5 can form a structure with approximately the same width, and the connecting surfaces of the upper deck and the lower deck are increased, so that the connecting strength of the downward-turning strong cross beam 7 and the groove-shaped longitudinal bulkhead 2 is ensured, the problem of excessive sweeping dead angles is avoided, and the actual use requirement of the oil supply ship is met.
More specifically, turn over under and reinforce crossbeam 7 and be the circular arc setting near the bottom one side of topside one end, and this end welds with the longitudinal bulkhead 1 of inner shell in cabin, has guaranteed to turn over under and has strengthened joint strength with the slick and sly connection of the longitudinal bulkhead 1 of inner shell, can also prevent stress concentration simultaneously, improves structural stability.
Or, one side of the bottom of the downward-turning strong cross beam 7 close to one end of the side is provided with a rib plate, and the rib plate is welded with the longitudinal bulkhead 1 of the inner shell of the cabin, so that the connection strength is improved, the stress concentration is prevented, and the stability of the structure is improved.
In a preferred embodiment, the distance between the strong frames of the upturning strong beam 5 and the downturning strong beam 7 on the ship along the ship length direction is 3 times of the distance between the ribs, so that the requirement on the connection strength is met under the condition of saving materials.
As a preferred embodiment, the cross section of the upturned strong beam 5 is arranged in a T shape or an L shape, and can be selected according to actual use requirements, so that the connection rigidity of the structure is improved, and the bearing capacity is stronger.
In addition, the strong frame spacing between the upturned strong beam 5 and the downturned strong beam 7 can be adjusted to any multiple of the rib spacing according to the actual use requirement, in addition, the upper deck 3 is provided with a longitudinal steel surrounding wall pipe bundle to protect a cargo oil loading and unloading collecting pipe, and the upturned strong beam 5 can also be arranged in the longitudinal pipe bundle.
The cargo hold area structure of the oil supply ship provided by the embodiment comprises an upturned strong longitudinal girder 6, an upturned strong cross beam 5 and a downturned strong cross beam 7; two vertical upward-turning strong longitudinal girders 6 are correspondingly arranged at the positions of groove-shaped panels 21 on an upper deck 3 and on a groove-shaped longitudinal bulkhead 2 respectively, upward-turning strong cross beams 5 are welded on one sides of the upward-turning strong longitudinal girders 6, downward-turning strong cross beams 7 corresponding to the upward-turning strong cross beams 5 are arranged under the upper deck 3, the upward-turning strong longitudinal girders 6 and the upward-turning strong cross beams 5 are arranged in a cargo oil loading and unloading header area, the requirements of the connection strength of the downward-turning strong cross beams 7 and the groove-shaped longitudinal bulkhead 2 of an oil supply ship are met, meanwhile, the problems that the cargo hold structure occupies more volume and has too many dead corners for sweeping the cargo hold are avoided, the field requirements of supply operation are met, and the trafficability and the operation safety of crews are improved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (8)
1. A cargo space area structure of an oil tender vessel, comprising: the turning-over strengthening longitudinal girders are arranged on an upper deck and positioned at groove-shaped longitudinal bulkhead positions in a cabin, two vertical turning-over strengthening longitudinal girders are arranged at the groove-shaped longitudinal bulkhead positions on the upper deck and positioned in the cabin, two turning-over strengthening longitudinal girders are respectively aligned with groove-shaped panels on two sides of the groove-shaped longitudinal bulkhead, one turning-over strengthening cross girder is welded on one side, away from each other, of each turning-over strengthening longitudinal girder, the turning-over strengthening cross girders are arranged along the direction from the middle of a ship to the corresponding side, meanwhile, the turning-over strengthening cross girders which are transversely arranged on two sides of the groove-shaped longitudinal bulkhead below the upper deck are arranged, the turning-over strengthening cross girders are arranged along the direction from the middle of the ship to the corresponding side, and one turning-over strengthening cross girder is aligned with one turning-over strengthening cross girder; the height of the upturning strong beam is gradually reduced along the direction from the midship to the corresponding side, and a first inclination angle is formed at one end close to the side; and a longitudinal steel casing wall pipe is arranged on the upper deck.
2. A cargo hold area structure of an oil tender vessel as defined in claim 1, wherein an oil loading and unloading header support is provided in the upper deck at a position in the vessel, and an oil loading and unloading header support is provided in the oil loading and unloading header support, and a lateral width of a combination of the two corresponding upturned reinforcing beams is smaller than or equal to a width of the oil loading and unloading header support.
3. A cargo space structure of an oil tender vessel as defined in claim 2 wherein the upturned stiffening beams have a height less than or equal to the height of the cargo loading and unloading header brackets.
4. The cargo hold area structure of an oil tender vessel as defined in claim 1, wherein the cross-sectional shape of the upturned reinforcement beam is in a "T" shape or in an "L" shape.
5. The cargo hold area structure of an oil tender vessel as defined in claim 1, wherein the end of the downward-turning reinforcing beam adjacent to the tank-shaped longitudinal bulkhead is spaced apart from the tank-shaped panel, and the end of the downward-turning reinforcing beam is disposed at a second inclination angle toward the upper side of the upper deck, and the second inclination angle is disposed in parallel with the first inclination angle.
6. A cargo hold area structure of an oil tender vessel as defined in claim 1, wherein the bottom side of the end of the turn-down reinforcing cross member adjacent to the side is formed in an arc shape and is welded to the longitudinal walls of the inner hull of the vessel.
7. A cargo hold area structure of an oil tender vessel as defined in claim 1, wherein a rib is provided on a bottom side of the end of the turn-down reinforcing beam near the gunwale, and the rib is welded to the longitudinal bulkhead of the inner hull of the hold.
8. A cargo hold area structure of an oil tender vessel as claimed in claim 1, wherein the strong frame pitch of the up-turned strong beams and the down-turned strong beams is 3 times the rib pitch in the direction of the length of the vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810739524.0A CN108945314B (en) | 2018-07-06 | 2018-07-06 | Cargo hold area structure of oil supply ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810739524.0A CN108945314B (en) | 2018-07-06 | 2018-07-06 | Cargo hold area structure of oil supply ship |
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| Publication Number | Publication Date |
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| CN108945314A CN108945314A (en) | 2018-12-07 |
| CN108945314B true CN108945314B (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810739524.0A Active CN108945314B (en) | 2018-07-06 | 2018-07-06 | Cargo hold area structure of oil supply ship |
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| CN111619729B (en) * | 2020-05-29 | 2021-08-03 | 广船国际有限公司 | Ship cargo hold strong frame arrangement mode |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2520285Y (en) * | 2001-12-28 | 2002-11-13 | 广州广船国际股份有限公司 | Corrugated bulkhead reinforcing structure of liquid cargo ship |
| JP3885064B2 (en) * | 2004-04-21 | 2007-02-21 | 株式会社新来島どっく | Vertical corrugated bulkhead structure for chemical product tankers |
| KR20130021153A (en) * | 2011-08-22 | 2013-03-05 | 에스티엑스조선해양 주식회사 | The optimized tanker structure of the large oil tanker |
| KR20130003145U (en) * | 2011-11-18 | 2013-05-28 | 대우조선해양 주식회사 | The Residual Oil Drainage Structure of Tanker Lower Stool |
| CN106741624A (en) * | 2016-12-08 | 2017-05-31 | 中国船舶工业集团公司第七0八研究所 | A kind of bulk freighter coaming for counting overall strength completely and ship mouthful stringers |
| CN107539423A (en) * | 2017-08-01 | 2018-01-05 | 中国船舶工业集团公司第七0八研究所 | A kind of big spacing deck deck transverse and groove profile longitudinal bulkhead attachment structure |
-
2018
- 2018-07-06 CN CN201810739524.0A patent/CN108945314B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2520285Y (en) * | 2001-12-28 | 2002-11-13 | 广州广船国际股份有限公司 | Corrugated bulkhead reinforcing structure of liquid cargo ship |
| JP3885064B2 (en) * | 2004-04-21 | 2007-02-21 | 株式会社新来島どっく | Vertical corrugated bulkhead structure for chemical product tankers |
| KR20130021153A (en) * | 2011-08-22 | 2013-03-05 | 에스티엑스조선해양 주식회사 | The optimized tanker structure of the large oil tanker |
| KR20130003145U (en) * | 2011-11-18 | 2013-05-28 | 대우조선해양 주식회사 | The Residual Oil Drainage Structure of Tanker Lower Stool |
| CN106741624A (en) * | 2016-12-08 | 2017-05-31 | 中国船舶工业集团公司第七0八研究所 | A kind of bulk freighter coaming for counting overall strength completely and ship mouthful stringers |
| CN107539423A (en) * | 2017-08-01 | 2018-01-05 | 中国船舶工业集团公司第七0八研究所 | A kind of big spacing deck deck transverse and groove profile longitudinal bulkhead attachment structure |
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| CN108945314A (en) | 2018-12-07 |
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