Combined structure of crane cylinder and hatch coaming of multipurpose ship and installation method

Abstract

The invention discloses a combined structure of a crane cylinder and a hatch coaming of a multipurpose ship. Comprising a hatch coaming side plate, a hatch coaming panel, a panel reinforcing inclined plate, a panel reinforcing rib, a cylinder longitudinal partition plate, a cylinder longitudinal side plate, a cylinder longitudinal hole panel, a panel reinforcing toggle plate, a cylinder transverse side plate, a cylinder horizontal toggle plate, a cylinder center partition plate, a cylinder center plate, a cylinder center hole panel, a cylinder vertical rib plate, a hatch coaming horizontal rib and a hatch coaming horizontal partition plate. The partition plate comprises a manhole ring and a main deck. According to the combined structure of the crane barrel and the hatch coaming of the multipurpose ship and the mounting method, the combined structure is simple in structure, reasonable in arrangement, convenient to construct, overhaul and pass on site, high in structural strength, light in weight and good in rigidity and stability, the using function requirements of a deck crane and a hatch cover are met, working loads of the deck crane and the hatch cover during operation are effectively transmitted, and the service life of the deck crane and the hatch cover is prolonged. And the local total strength of the hull structure is involved, so that the fatigue strength and the service life of the deck crane cylinder and the hatch coaming structure are improved.

Description

Technical Field

[0001] The invention relates to a combined structure of a crane barrel and a hatch coaming of a multi-purpose ship and an installation method. Background Art

[0002] During the construction of multi-purpose ships, deck cranes are one of the important equipment. They play an important role in loading and unloading cargo and lifting operations. During the lifting operation, the crane cylinder supports and fixes the crane. Its working load is large and the force is complex, which requires very high strength and rigidity of the cylinder structure. According to the layout and size of the deck crane, as well as the requirements for the setting of nearby related structures, and taking into full consideration the various loads on the deck crane under extreme conditions, a reasonable form and size are adopted for the crane cylinder structure to meet the strength and rigidity requirements of the working load of the deck crane on its supporting structure. At the same time, combined with the form and characteristics of the hatch coaming structure, the crane cylinder and supporting structure are optimized, and combined with the hatch coaming structure to form a whole, which is conducive to the effective transfer of its working load to the hull structure and avoids fatigue strength damage to the crane cylinder structure. Summary of the invention

[0003] The object of the present invention is to provide a combined structure of a crane barrel and a hatch coaming for a multi-purpose ship which has a simple structure, a reasonable layout and convenient on-site construction and maintenance.

[0004] The technical solution adopted by the present invention to achieve the above-mentioned purpose is: a combined structure of a crane cylinder and a hatch coaming of a multi-purpose ship, comprising a hatch coaming side plate (1), a hatch coaming panel (2), a panel reinforcement inclined plate (3), a panel reinforcement rib (4), a cylinder longitudinal partition plate (5), a cylinder longitudinal side plate (6), a cylinder longitudinal hole panel (7), a panel reinforcement bracket (8), a cylinder transverse side plate (9), a cylinder horizontal bracket (10), a cylinder center partition plate (11), a cylinder center plate (12), a cylinder center hole panel (13), a cylinder vertical rib plate (14), a hatch coaming horizontal rib (15), a hatch coaming horizontal partition plate (16), a partition manhole ring (17) and a main deck (18), wherein the hatch coaming side plate ( 1), a hatch coaming panel (2), a panel reinforcement inclined plate (3), a panel reinforcement rib (4), a cylinder longitudinal bulkhead (5), a panel reinforcement bracket (8), a cylinder center bulkhead (11), a hatch coaming horizontal rib (15), a hatch coaming horizontal bulkhead (16) and a partition manhole ring (17) are assembled to form a hatch coaming structure; the cylinder longitudinal side plate (6), the cylinder longitudinal hole panel (7), the cylinder transverse side plate (9), the cylinder horizontal bracket (10), the cylinder center plate (12), the cylinder center hole panel (13) and the cylinder vertical rib plate (14) are assembled to form a crane cylinder structure; after the hatch coaming structure and the crane cylinder structure are assembled, they are aligned with the main deck (18) and the main deck reinforcement structure (19).

[0005] The combined structure of the crane cylinder and the hatch coaming is an open box-shaped structure.

[0006] The crane cylinder structure is a box-shaped structure, and passage holes (20) and water flow holes (21) are provided on the cylinder longitudinal side plates (6) and the cylinder center plate (12) of the crane cylinder structure.

[0007] A manhole (22) is provided on the longitudinal partition plate (5) of the hatch coaming structure.

[0008] Another technical solution adopted by the present invention to achieve the above-mentioned purpose is: a method for installing a combined structure of a crane barrel and a hatch coaming of a multi-purpose ship, comprising the following steps: a. Based on the layout and size of the deck crane, the workload and the space required for equipment operation, the size and form of the crane cylinder structure are preliminarily designed, and a personnel passage hole (20) and a water flow hole (21) are provided on the longitudinal side plate (6) and the center plate (12) of the cylinder; b. Based on the hatch coaming arrangement, hatch cover load and hatch cover operation space requirements, combined with the characteristics and form of the transverse bulkhead structure at the main deck, the size and form of the hatch coaming structure are designed, and aligned with the transverse bulkhead structure to form a complete hull structure, and a manhole (22) is provided on the longitudinal bulkhead (5) of the hull; c. Assemble the hatch coaming side plate (1), hatch coaming panel (2), panel reinforcement inclined plate (3), panel reinforcement rib (4), cylinder longitudinal bulkhead (5), panel reinforcement bracket (8), cylinder center bulkhead (11), hatch coaming horizontal rib (15), hatch coaming horizontal bulkhead (16), and bulkhead manhole ring (17) into a hatch coaming structure; cylinder longitudinal side plate (6), cylinder longitudinal hole panel (7), cylinder transverse side plate (9), cylinder horizontal bracket (10), cylinder center plate (12 ), the cylinder center hole panel (13), and the cylinder vertical rib plate (14) are assembled into a crane cylinder structure. After the hatch coaming structure and the crane cylinder structure are assembled, they are aligned with the main deck (18) and the main deck reinforcement structure (19) to form a complete open box-shaped crane cylinder and hatch coaming combined structure. The strength of the combined structure is checked to check whether the structural form and size meet the strength requirements. A reasonable structural form is designed to make the hatch coaming and the crane cylinder structure aligned with the hull reinforcement structure; d. Carry out strength check on the combined structure together with the hull structure in the area to ensure that the overall strength of the hull structure in the area meets the relevant requirements of the specification.

[0009] The invention discloses a combined structure of a crane barrel and a hatch coaming of a multipurpose ship and an installation method thereof. The structure is simple and novel, the arrangement is reasonable, the on-site construction and maintenance passage are convenient, the structure has high strength and light weight, and the rigidity and stability are good. The functional requirements of the deck crane and the hatch cover are met. The combined structure of the crane barrel and the hatch coaming is optimized, and combined with the characteristics and form of the transverse bulkhead structure at the main deck, the combined structure is aligned with the hull reinforcement structure to form a whole, the working load of the deck crane and the hatch cover during operation is effectively transmitted, and the local total strength of the hull structure is participated in, thereby improving the fatigue strength and service life of the deck crane barrel and the hatch coaming structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 The present invention is a front view of a combined structure of a crane barrel and a hatch coaming of a multi-purpose ship.

[0011] Figure 2 A top view of a combined structure of a crane barrel and a hatch coaming of a multi-purpose ship according to the present invention Figure 1 .

[0012] Figure 3 A top view of a combined structure of a crane barrel and a hatch coaming of a multi-purpose ship according to the present invention Figure 2 .

[0013] Figure 4 The invention discloses a side view of a combined structure of a crane barrel and a hatch coaming of a multi-purpose ship.

[0014] In the figure: 1. hatch coaming side plate; 2. hatch coaming panel; 3. panel reinforcement inclined plate; 4. panel reinforcement rib; 5. cylinder longitudinal partition; 6. cylinder longitudinal side plate; 7. cylinder longitudinal hole panel; 8. panel reinforcement bracket; 9. cylinder transverse side plate; 10. cylinder horizontal bracket; 11. cylinder center partition; 12. cylinder center plate; 13. cylinder center hole panel; 14. cylinder vertical rib plate; 15. hatch coaming horizontal rib; 16. hatch coaming horizontal partition; 17. partition manhole ring; 18. main deck; 19. main deck reinforcement structure; 20. passage hole; 21. water flow hole; 22. manhole. DETAILED DESCRIPTION

[0015] like Figures 1 to 4As shown, the combined structure of the crane cylinder and the hatch coaming of the multipurpose ship includes a hatch coaming side plate 1, a hatch coaming panel 2, a panel reinforcement inclined plate 3, a panel reinforcement rib 4, a cylinder longitudinal bulkhead 5, a cylinder longitudinal side plate 6, a cylinder longitudinal hole panel 7, a panel reinforcement bracket 8, a cylinder transverse side plate 9, a cylinder horizontal bracket 10, a cylinder center bulkhead 11, a cylinder center plate 12, a cylinder center hole panel 13, a cylinder vertical rib plate 14, a hatch coaming horizontal rib 15, a hatch coaming horizontal bulkhead 16, a bulkhead manhole ring 17 and a main deck 18, a hatch coaming side plate 1, a hatch coaming panel 2, a panel reinforcement inclined plate 3, a panel reinforcement rib 4, a cylinder longitudinal bulkhead 5, a panel reinforcement bracket 8, The central bulkhead 11 of the cylinder, the horizontal ribs 15 of the hatch coaming, the horizontal bulkhead 16 of the hatch coaming and the bulkhead manhole ring 17 are assembled to form the hatch coaming structure, the longitudinal side plates 6 of the cylinder, the longitudinal hole panels 7 of the cylinder, the transverse side plates 9 of the cylinder, the horizontal brackets 10 of the cylinder, the central plate 12 of the cylinder, the central hole panels 13 of the cylinder and the vertical ribs 14 of the cylinder are assembled to form the crane cylinder structure, and after the hatch coaming structure and the crane cylinder structure are assembled, they are aligned and installed with the main deck 18 and the main deck reinforcement structure 19 to form a complete open box-shaped crane cylinder and hatch coaming combined structure, the crane cylinder structure is a box-shaped structure, and the longitudinal side plates 6 and the central plate 12 of the cylinder of the crane cylinder structure are provided with through holes. A manhole 20 and a water flow hole 21 are provided on the longitudinal bulkhead 5 of the hatch coaming structure; a method for installing the combined structure of a crane cylinder and a hatch coaming of a multipurpose ship comprises the following steps: a. According to the layout and size of the deck crane, as well as the requirements of the working load and the space required for equipment operation, the size and form of the crane cylinder structure are preliminarily designed, and a box-shaped structure is adopted to facilitate alignment with the hull structure, which is conducive to transferring the load on the crane cylinder structure to the hull structure, and personnel passage holes and water flow holes are provided on the longitudinal side plates 6 of the cylinder and the center plate 12 of the cylinder, which are convenient for on-site personnel to pass through during construction and maintenance, and to avoid water accumulation on the main deck; b. According to the hatch coaming layout, a manhole 20 and a water flow hole are provided on the longitudinal bulkhead 5 of the cylinder, which is convenient for on-site personnel to pass through during construction and maintenance, and to avoid water accumulation on the main deck. The hatch coaming structure is designed in terms of size and form, and is aligned with the transverse bulkhead structure to form a complete hull structure, which is conducive to transferring the load on the hatch coaming structure to the hull structure. A manhole 22 is provided on the longitudinal bulkhead 5 of the cylinder to facilitate construction and passage of on-site personnel; c. The hatch coaming side plate 1 is used as the base surface and is assembled with the hatch coaming panel 2, the panel reinforcement inclined plate 3, the panel reinforcement rib 4, the cylinder longitudinal bulkhead 5, the panel reinforcement bracket 8, the cylinder center bulkhead 11, the hatch coaming horizontal rib 15, the hatch coaming horizontal bulkhead 16, and the bulkhead manhole ring 17 to form a hatch coaming structure;The crane cylinder structure is assembled with the cylinder transverse side plate 9 as the base surface, the cylinder longitudinal side plate 6, the cylinder longitudinal hole panel 7, the cylinder horizontal bracket 10, the cylinder center plate 12, the cylinder center hole panel 13, and the cylinder vertical rib plate 14. After the hatch coaming structure and the crane cylinder structure are assembled, they are aligned with the main deck 18 and the main deck reinforcement structure 19 to form a complete open box-shaped crane cylinder and hatch coaming combined structure, and the strength of the combined structure is checked to check whether the structural form and size meet the strength requirements. A reasonable structural form is designed to make the hatch coaming and the crane cylinder structure aligned with the hull reinforcement structure, which is conducive to the effective transmission of the working load of the combined structure to the hull structure and avoid damage to the crane cylinder structure. Fatigue strength damage; d. Perform strength check on the combined structure together with the hull structure in the area to ensure that the total strength of the hull structure in the area meets the relevant requirements of the specification. In order to maximize the internal space of the combined structure and minimize the structural size, the combined structure and its reinforced structure are optimized according to the final check results to achieve a simple and novel combined structure, reasonable layout, convenient on-site construction and maintenance, high structural strength and light weight, as well as good rigidity and stability, meeting the functional requirements of equipment use, and aligning with the hull reinforced structure to form a whole, effectively transmitting the working load of the deck crane and hatch cover, participating in the local total strength of the hull structure, and improving the fatigue strength and service life of the combined structure. ;

Claims

1. A combined structure of a crane cylinder and a hatch coaming of a multi-purpose ship, characterized in that: The invention comprises a hatch coaming side plate (1), a hatch coaming panel (2), a panel reinforcement inclined plate (3), a panel reinforcement rib (4), a cylinder longitudinal bulkhead (5), a cylinder longitudinal side plate (6), a cylinder longitudinal hole panel (7), a panel reinforcement bracket (8), a cylinder transverse side plate (9), a cylinder horizontal bracket (10), a cylinder center bulkhead (11), a cylinder center plate (12), a cylinder center hole panel (13), a cylinder vertical rib plate (14), a hatch coaming horizontal rib (15), a hatch coaming horizontal bulkhead (16), a bulkhead manhole ring (17) and a main deck (18), wherein the hatch coaming side plate (1), the hatch coaming panel (2), the panel reinforcement inclined plate (3) The hatch coaming structure is composed of the panel reinforcement ribs (4), the cylinder longitudinal bulkhead (5), the panel reinforcement bracket (8), the cylinder center bulkhead (11), the hatch coaming horizontal ribs (15), the hatch coaming horizontal bulkhead (16) and the partition manhole ring (17). The cylinder longitudinal side plates (6), the cylinder longitudinal hole panels (7), the cylinder transverse side plates (9), the cylinder horizontal brackets (10), the cylinder center plates (12), the cylinder center hole panels (13) and the cylinder vertical rib plates (14) are assembled to form the crane cylinder structure. After the hatch coaming structure is assembled with the crane cylinder structure, it is aligned with the main deck (18) and the main deck reinforcement structure (19).

2. The combined structure of a crane barrel and a hatch coaming of a multipurpose ship according to claim 1, characterized in that: The combined structure of the crane cylinder and the hatch coaming is an open box-shaped structure.

3. The combined structure of a crane barrel and a hatch coaming of a multipurpose ship according to claim 1, characterized in that: The crane cylinder structure is a box-shaped structure, and passage holes (20) and water flow holes (21) are provided on the cylinder longitudinal side plates (6) and the cylinder center plate (12) of the crane cylinder structure.

4. The combined structure of a crane barrel and a hatch coaming of a multipurpose ship according to claim 1, characterized in that: A manhole (22) is provided on the longitudinal partition plate (5) of the hatch coaming structure.

5. A method for installing the combined structure of a crane barrel and a hatch coaming of a multipurpose ship according to claim 1, characterized in that: The following steps are involved: a. Based on the layout and size of the deck crane, the workload and the space required for equipment operation, the size and form of the crane cylinder structure are preliminarily designed, and a personnel passage hole (20) and a water flow hole (21) are provided on the longitudinal side plate (6) and the center plate (12) of the cylinder; b. Based on the hatch coaming arrangement, hatch cover load and hatch cover operation space requirements, combined with the characteristics and form of the transverse bulkhead structure at the main deck, the size and form of the hatch coaming structure are designed, and aligned with the transverse bulkhead structure to form a complete hull structure, and a manhole (22) is provided on the longitudinal bulkhead (5) of the hull; c. Assemble the hatch coaming side plate (1), hatch coaming panel (2), panel reinforcement inclined plate (3), panel reinforcement rib (4), cylinder longitudinal bulkhead (5), panel reinforcement bracket (8), cylinder center bulkhead (11), hatch coaming horizontal rib (15), hatch coaming horizontal bulkhead (16), and bulkhead manhole ring (17) into a hatch coaming structure; cylinder longitudinal side plate (6), cylinder longitudinal hole panel (7), cylinder transverse side plate (9), cylinder horizontal bracket (10), cylinder center plate (12 ), the cylinder center hole panel (13), and the cylinder vertical rib plate (14) are assembled into a crane cylinder structure. After the hatch coaming structure and the crane cylinder structure are assembled, they are aligned with the main deck (18) and the main deck reinforcement structure (19) to form a complete open box-shaped crane cylinder and hatch coaming combined structure. The strength of the combined structure is checked to check whether the structural form and size meet the strength requirements. A reasonable structural form is designed to make the hatch coaming and the crane cylinder structure aligned with the hull reinforcement structure; d. Carry out strength check on the combined structure together with the hull structure in the area to ensure that the overall strength of the hull structure in the area meets the relevant requirements of the specification.

Images