CN109110052B - Manufacturing and mounting method of ship inspection channel - Google Patents
Manufacturing and mounting method of ship inspection channel Download PDFInfo
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- CN109110052B CN109110052B CN201811004644.2A CN201811004644A CN109110052B CN 109110052 B CN109110052 B CN 109110052B CN 201811004644 A CN201811004644 A CN 201811004644A CN 109110052 B CN109110052 B CN 109110052B
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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
- B63B71/00—Designing vessels; Predicting their performance
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Abstract
The invention discloses a manufacturing and installing method of a ship inspection channel, which comprises the following steps: step S10, calculating the total longitudinal strength of the ship body according to the bending strength and the shearing strength of the ship body beam, and reducing the size of the installation structure of the inspection channel on the ship; step S20, providing an aluminum alloy plate, and manufacturing the aluminum alloy plate into an inspection channel structure so as to reinforce the total longitudinal strength of the ship body by using the aluminum alloy plate; and step S30, connecting the inspection channel structure with the inspection channel installation structure on the ship through a connecting part. The inspection channel has the advantages that the strength of the inspection channel can be improved, manufacturing materials are saved, the weight of an empty ship can be reduced, and the influence on the ship speed is reduced.
Description
Technical Field
The invention relates to the field of ships, in particular to a manufacturing and installing method of a ship inspection channel.
Background
Generally, a tanker needs to design a test passage of a ship according to specifications when designing, and the test passage is mainly used for a maintenance worker to walk to regularly check the structure of an important part on the ship, so that the damage of the structure can be found and repaired in time. In the prior art, inspection channels are usually designed as part of the hull structure. The requirement of the diameter width of the inspection channel is at least 600mm, and the design method in the prior art requires that the width of the corresponding ship structure at the position is at least 600mm, so that the structure in the method can cause the dimensional redundancy of the structural member at the position to be larger, thereby wasting materials and improving the manufacturing cost of the ship, and the increase of the size of the ship structural member can cause the reduction of the load capacity of the ship and simultaneously cause certain influence on the navigational speed of the ship.
Disclosure of Invention
One object of the present invention is: the method for manufacturing and installing the ship inspection channel can improve the strength of the inspection channel structure and save manufacturing materials.
Another object of the invention is: the method for manufacturing and installing the ship inspection channel can reduce the weight of an empty ship and reduce the influence on the ship speed.
In order to achieve the purpose, the invention adopts the following technical scheme:
the manufacturing and installing method of the ship inspection channel comprises the following steps:
step S10, calculating the total longitudinal strength of the ship body according to the bending strength and the shearing strength of the ship body beam, and reducing the size of the installation structure of the inspection channel on the ship;
step S20, providing an aluminum alloy plate, and manufacturing the aluminum alloy plate into an inspection channel structure so as to reinforce the total longitudinal strength of the ship body by using the aluminum alloy plate;
step S30, connecting the inspection passage structure with the inspection passage installation structure on the ship through a connection member.
As a preferable technical solution of the method for manufacturing and installing a ship inspection tunnel, in step S20, the inspection tunnel structure is divided into a plurality of inspection tunnel structure segments, each inspection tunnel structure segment is distributed along the length direction of the ship, and a tunnel gap is provided between two adjacent inspection tunnel structure segments.
As a preferable technical solution of the method for manufacturing and installing the ship inspection channel, the channel gap is set to be 50 mm.
As a preferable technical solution of the manufacturing and installing method of the ship inspection channel, the connecting member is connected with the inspection channel structure in sections through bolts.
In a preferred embodiment of the method for manufacturing and installing the ship inspection channel, one end of the connecting member, which is far away from the inspection channel structure, is welded to the inspection channel installation structure.
As a preferable aspect of the method for manufacturing and installing a ship inspection lane, when the connection member is connected to the inspection lane installation structure: the connecting member is welded to the inspection passage mounting structure by an inert welding agent.
As a preferable aspect of the method for manufacturing and installing the ship inspection passage, a first gap is provided between the inspection passage structure and the inspection passage installation structure.
As a preferable technical solution of the method for manufacturing and installing a ship inspection channel, the first gap is greater than or equal to 50 mm.
As a preferable technical scheme of the manufacturing and installing method of the ship inspection channel, the aluminum alloy plate is a grating plate.
As a preferable technical scheme of the manufacturing and installing method of the ship inspection channel, each inspection channel structural section comprises a plurality of aluminum alloy plates, each aluminum alloy plate is enclosed into the inspection channel structural section, and a second gap is arranged between every two adjacent aluminum alloy plates.
The invention has the beneficial effects that: in the method, the total longitudinal strength of the hull is calculated according to the bending strength of the ship and the shearing strength of the hull beam, the size of the installation structure of the inspection channel is reduced, the total longitudinal strength of the hull is inevitably weakened due to the reduction of the size of the installation structure of the inspection channel, in order to ensure enough total longitudinal strength of the hull, the inspection channel structure is manufactured by using an aluminum alloy plate, the inspection channel structure is separated from the hull structure, the strength of the hull beam of the aluminum alloy plate part is utilized for reinforcement, the inspection channel structure is connected with the installation structure of the inspection channel by a connecting part, so that the installation strength of the inspection channel after the size reduction does not influence the total longitudinal strength of the hull, in the actual manufacturing process, the installation size of the installation structure of the inspection channel does not need to be larger than or equal to the size of the inspection channel, the manufacturing material of the installation structure of the inspection channel is saved, thereby improving the loading capacity of the ship.
Drawings
The invention is explained in more detail below with reference to the figures and examples.
Fig. 1 is a schematic view of the installation of the inspection channel.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is an enlarged view of fig. 1 at B.
In the figure:
1. inspecting the channel structure; 11. segmenting a detection channel; 12. a grid plate; 13. a detection channel; 2. a channel gap; 3. inspecting the channel mounting structure; 4. and a connecting member.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 to 3, the present invention provides a method for manufacturing and installing a ship inspection passage, comprising the following steps:
step S10, calculating the total longitudinal strength of the ship body according to the bending strength and the shearing strength of the ship body beam, and reducing the size of the inspection channel mounting structure 3 on the ship;
step S20, providing an aluminum alloy plate, and manufacturing the aluminum alloy plate into an inspection channel structure 1 so as to reinforce the total longitudinal strength of the ship body by using the aluminum alloy plate;
step S30, connecting the inspection shaft structure 1 with the inspection shaft installation structure 3 on the ship through a connecting member 4.
In the method, the total longitudinal strength of the hull is calculated according to the bending strength of the ship and the shearing strength of the hull beam, the size of the inspection channel installation structure 3 is reduced, the total longitudinal strength of the hull is inevitably weakened due to the reduction of the size of the inspection channel installation structure 3, in order to ensure that the total longitudinal strength of the hull is enough, the inspection channel structure 1 is manufactured by using an aluminum alloy plate, the inspection channel structure 1 is separated from the hull structure, the strength of the hull beam of the aluminum alloy plate part is utilized for reinforcement, the inspection channel structure 1 is connected with the inspection channel installation structure 3 through a connecting part 4, so that the mounting strength of the inspection channel after the size reduction does not influence the total longitudinal strength of the hull, the installation size of the inspection channel installation structure 3 is not required to be larger than or equal to the size of the inspection channel in the actual manufacturing process, the manufacturing material of the inspection channel installation structure 3 is saved, and the whole weight of the inspection channel installation, thereby improving the loading capacity of the ship. In this embodiment, the inspection channel structure 1 has an inspection channel 13 with a diameter width of 600mm, so that maintenance personnel can enter the inspection channel to inspect important parts of the ship, and the width of the inspection channel installation structure 3 after being reduced can be less than 600 mm. Through this design, reduce inspection passageway mounting structure 3's redundancy and guarantee enough the total longitudinal strength of hull to because the aluminum alloy has the characteristics that density is low, intensity is high, utilize aluminum alloy panel to make inspection passageway structure 1, can reduce inspection passageway structure 1's whole weight further reduces the weight of empty ship, is favorable to improving the navigational speed of boats and ships. It should be noted that, in the present embodiment, the width of the inspection lane installation structure 3 refers to the length of the inspection lane installation structure 3 in the ship board side direction.
The test channel structure 1 shown in fig. 1 is provided with two layers, i.e. an upper layer of test channels and a lower layer of test channels in one test channel structure 1, respectively, but in other embodiments the test channel structure 1 may be provided in different numbers, e.g. one, three or four layers.
In this embodiment, in the step S2O, the inspection shaft structure 1 is divided into a plurality of inspection shaft structure segments 11, each of the inspection shaft structure segments 11 is distributed along the length direction of the ship, and a shaft gap 2 is provided between two adjacent inspection shaft structure segments 11. Through this design, make two adjacent inspection access structure segmentation 11 contactless to make inspection access 1 damage when boats and ships take place vibration of great amplitude, and be provided with access clearance 2 between with adjacent even inspection access structure segmentation 11, can save the quantity of aluminum alloy plate to a certain extent, have the saving manufacturing cost, can further reduce the whole weight of boats and ships. In addition, the existence of the passage gap 2 can also provide a deformation space for the inspection passage structure section 11, and the possibility that the inspection passage structure section 11 is damaged due to expansion of the aluminum alloy plate caused by the influence of temperature difference is avoided.
Specifically, the passage gap 2 was set to 50 mm. However, in other embodiments, different widths of the passage gap 2, such as 35mm, 40mm, 55mm, 60mm, etc., can be provided.
In step S30, one end of the connection member 4 is connected to the inspection passage mounting structure 3, and the other end is connected to the inspection passage structure 1. The end of the connecting part 4 remote from the test channel arrangement 1 is welded to the test channel mounting arrangement 3. Specifically, when connecting the connection member 4 with the inspection passage mounting structure 3: the connecting part 4 is welded to the inspection passage mounting structure 3 by an inert welding agent. The connecting part 4 is welded with the inspection passage mounting structure 3 by using the inert welding agent to avoid the electrochemical reaction between the connecting part 4 and the inspection passage mounting structure 3, thereby improving the reliability of the connection between the connecting part 4 and the inspection passage mounting structure 3. Preferably, the connecting part 4 is an aluminum support.
Further, the connecting part 4 is connected to the inspection channel structure 1 by means of bolts (not shown in the figures). Specifically, adapting unit 4 is close to inspection access structure 1's one end is provided with connecting portion, has seted up first connecting hole on the connecting portion, be provided with the second connecting hole on inspection access structure 1's the aluminum alloy panel, the bolt loop through first connecting hole and second connecting hole with inspection access structure 1 realizes connecting, through this design, conveniently installs inspection access structure 1 on inspection access mounting structure 3. In other embodiments, however, the connecting element can also be welded to the aluminum alloy sheet of the test channel structure 1, so that the connecting element is connected to the test channel structure 1.
In the present embodiment, a first gap (not shown in the figure) is provided between the inspection passage structure 1 and the inspection passage mounting structure 3. Wherein the first gap is greater than or equal to 50 mm. The first gap is provided in order to prevent an electrochemical reaction between the test channel structure 1 and the test channel mounting structure 3.
In order to further reduce the overall weight of the inspection channel structure 1 and ensure the structural strength of the inspection channel structure 1, the aluminum alloy plate is a grid plate 12, and the aluminum alloy plate is set as the grid plate 12.
Preferably, in order to prevent impurities from falling into the grid plate 12 at the bottom of the inspection channel in the process of maintenance, a backing plate is arranged at one side of the bottom of the inspection channel structure 1 close to the inside of the inspection channel 13, and the backing plate can be a foam plate, a silica gel plate or the like, and any light plate can be used.
As another preferred embodiment, each inspection channel structure section 11 comprises a plurality of aluminum alloy plates, each aluminum alloy plate is enclosed into the inspection channel structure section 11, and a second gap (not shown) is arranged between adjacent aluminum alloy plates. The aluminum alloy plates arranged at intervals are surrounded to form the inspection channel structure section 11, so that a deformation space is reserved for each aluminum alloy plate on the inspection channel structure section 11, and meanwhile, the overall weight of the inspection channel structure section 11 is further reduced.
In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are based on the orientations and positional relationships shown in the drawings and are used for convenience in description and simplicity in operation, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be constructed in a particular operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single technical solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that may be understood by those skilled in the art.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (8)
1. A manufacturing and installing method of a ship inspection channel is characterized by comprising the following steps:
step S10, calculating the total longitudinal strength of the ship body according to the bending strength and the shearing strength of the ship body beam, and reducing the size of the installation structure of the inspection channel on the ship;
step S20, providing an aluminum alloy plate, and manufacturing the aluminum alloy plate into an inspection channel structure so as to reinforce the total longitudinal strength of the ship body by using the aluminum alloy plate;
step S30 of connecting the inspection tunnel structure with the inspection tunnel installation structure on the ship through a connection member;
in step S20, divide into a plurality of inspection access structure segmentation, each inspection access structure segmentation is followed the length direction of boats and ships distributes, and adjacent two be provided with the access gap between the inspection access structure segmentation, aluminum alloy plate is the grid plate, one side that inspection access structure' S bottom is close to inspection access inside is provided with the backing plate.
2. The method for manufacturing and installing a ship inspection channel according to claim 1, wherein the channel gap is set to 50 mm.
3. The method for manufacturing and installing a ship inspection channel according to claim 1, wherein the connecting part is connected with the inspection channel structure in sections through bolts.
4. The method for manufacturing and installing a ship inspection channel according to claim 1, wherein one end of the connecting part, which is far away from the inspection channel structure, is welded with the inspection channel installation structure.
5. The method for manufacturing and installing a ship inspection tunnel according to claim 4, wherein, when the connection member is connected to the inspection tunnel installation structure: the connecting member is welded to the inspection passage mounting structure by an inert welding agent.
6. The method of claim 1, wherein a first gap is provided between the inspection tunnel structure and the inspection tunnel mounting structure.
7. The method for manufacturing and installing a ship inspection channel according to claim 6, wherein the first gap is greater than or equal to 50 mm.
8. The method for manufacturing and installing the ship inspection channel according to any one of claims 1 to 7, wherein each inspection channel structure section comprises a plurality of aluminum alloy plates, each aluminum alloy plate is enclosed into the inspection channel structure section, and a second gap is arranged between the adjacent aluminum alloy plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811004644.2A CN109110052B (en) | 2018-08-30 | 2018-08-30 | Manufacturing and mounting method of ship inspection channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811004644.2A CN109110052B (en) | 2018-08-30 | 2018-08-30 | Manufacturing and mounting method of ship inspection channel |
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| Publication Number | Publication Date |
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| CN109110052A CN109110052A (en) | 2019-01-01 |
| CN109110052B true CN109110052B (en) | 2020-12-01 |
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| CN201811004644.2A Active CN109110052B (en) | 2018-08-30 | 2018-08-30 | Manufacturing and mounting method of ship inspection channel |
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Families Citing this family (1)
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| CN111532372B (en) * | 2020-04-28 | 2023-12-15 | 江苏扬子鑫福造船有限公司 | Integrated inspection channel for ballast tank of ore carrier and construction method thereof |
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2018
- 2018-08-30 CN CN201811004644.2A patent/CN109110052B/en active Active
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| JP2007261339A (en) * | 2006-03-27 | 2007-10-11 | Oshima Shipbuilding Co Ltd | Cargo ship |
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| KR20130032965A (en) * | 2011-09-26 | 2013-04-03 | 대우조선해양 주식회사 | Method for transforming hull model in vessels to structure for making permanent means of access manual |
| CN105752270A (en) * | 2016-03-31 | 2016-07-13 | 上海船舶研究设计院 | Portable platform for ship structure inspection |
| CN107472457A (en) * | 2017-08-11 | 2017-12-15 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | A kind of channel design, ship and motor hang out method |
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