CN216889844U

CN216889844U - Boats and ships hoist end section of thick bamboo

Info

Publication number: CN216889844U
Application number: CN202123123923.0U
Authority: CN
Inventors: 王玉洋; 张剑; 单玉林; 郑洋; 徐皓; 王萍; 卞程程
Original assignee: Jiangsu Dayang Offshore Equipment Co ltd
Current assignee: Jiangsu Dayang Offshore Equipment Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-07-05
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a ship crane bottom barrel, which belongs to the technical field of ship equipment and comprises a barrel, a deck platform, watertight longitudinal walls, watertight transverse walls and horizontal platforms, wherein the deck platform and the horizontal platforms are positioned in the barrel and are connected with the inner wall of the barrel, the watertight longitudinal walls and the watertight transverse walls are positioned between the deck platform and the horizontal platforms, the number of the watertight longitudinal walls and the watertight transverse walls is more than one, a transverse beam plate parallel to the watertight transverse walls is arranged in the barrel, and a plurality of first vertical plates are arranged on the inner wall of the barrel. According to the utility model, a full penetration welding mode is adopted between the structural members and the inner wall of the cylinder body, and the plates in partial areas are thickened, so that the overall structural strength and stability of the cylinder body are improved, and the safety is good; the structural part is encrypted, so that the structural strength of the cylinder body is improved; set up triangle reinforcing plate and triangle division board in the triangle region, carry out key enhancement and stability to the weak region of drum, not only make barrel construction's stability better, all have very big improvement in structural strength, the space utilization moreover.

Description

Boats and ships hoist end section of thick bamboo

Technical Field

The utility model belongs to the technical field of ship equipment, and particularly relates to a bottom barrel of a ship crane.

Background

With the development of marine oil and gas development, large-scale offshore engineering and marine accident rescue industry, offshore hoisting operation is more and more frequent, offshore wind power piling and installation are taken as main parts, and a large-scale hoisting ship which is used for hoisting and installing marine structures is taken as one of indispensable engineering ships, so that the development is very long in recent decades. However, due to the complex marine environment, the crane ship may encounter extremely severe environment and external adverse factors, such as hurricane, ship collision, etc., which may damage the crane, resulting in accidents such as damage of the crane base or breakage of the crane boom, etc., and thus may bring serious threats to the security of life and property and ecological environment.

The crane is the most important equipment of the engineering ship, and the cylinder structure connected with the base of the crane plays a decisive role in the safety of the crane. The existing specification makes necessary regulations on the cylinder structure of the crane ship, but the strength effect is poor due to the limitation of comprehensive factors in the aspects of design, actual processing and manufacturing and the like. The cylinder structure of the bottom cylinder of the crane is used as an area where the stress of the crane ship is concentrated, and when many crane ships encounter external loads such as hurricanes and ship collisions, due to structural reasons, the strength of the bottom cylinder of the crane is insufficient, the caching capacity is weak, so that the cylinder is damaged, the large arm of the crane is broken, internal equipment is damaged, and even a ship body overturns.

SUMMERY OF THE UTILITY MODEL

The technical problem is as follows: aiming at the problems in the prior art, the utility model aims to provide a bottom cylinder of a ship crane, which can improve the structural strength and stability of the cylinder.

The technical scheme is as follows: in order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model provides a ship crane end section of thick bamboo, includes barrel, deck platform, watertight longitudinal wall, watertight transverse wall and horizontal platform, deck platform and horizontal platform are located in the barrel and with the inner wall connection of barrel, watertight longitudinal wall and watertight transverse wall are located between deck platform and the horizontal platform and quantity are more than one respectively, be equipped with in the barrel with the parallel crossbeam board of watertight transverse wall, the barrel inner wall is provided with a plurality of risers.

Preferably, the deck platform comprises a circular plate, a ring plate connected with the circular plate, a ring body arranged on the ring plate, and a plurality of first vertical bones arranged on the circular plate and the ring plate, wherein the thickness of the ring plate is greater than that of the circular plate.

Preferably, a plurality of second longitudinal ribs are arranged on the watertight longitudinal wall.

Preferably, a plurality of third longitudinal ribs are arranged on the watertight transverse wall.

Preferably, the horizontal platform includes interconnect's horizontal purlin, nonwatertight landing slab and triangle reinforcing plate, be equipped with first enhancement band iron on the nonwatertight landing slab.

Preferably, horizontal purlin be used for with the riser is connected, be equipped with the platform on the nonwatertight landing slab and alleviate the hole, the triangle reinforcing plate is used for being connected respectively with watertight longitudinal wall, watertight horizontal wall and barrel.

Preferably, the wale board includes a nonwatertight rib plate, a second reinforcing band iron, a rib plate lightening hole and a cross beam, and the second reinforcing band iron and the rib plate lightening hole are provided on the nonwatertight rib plate.

Preferably, be equipped with a plurality of parallels on the barrel inner wall the baffle and the triangle division board of deck platform, the triangle division board includes first set square and second set square.

Preferably, a plurality of second vertical plates perpendicular to the partition plates are arranged on the inner wall of the cylinder body and at positions corresponding to the partition plates.

Has the advantages that: compared with the prior art, the utility model has the following advantages: 1. structural members such as a watertight longitudinal wall, a watertight transverse wall, a horizontal platform, a cross beam and a first vertical plate are reasonably arranged in the cylinder body, full penetration welding is adopted among the structural members and between the structural members and the inner wall of the cylinder body, and plates in the deck platform, the watertight longitudinal wall and the transverse wall are thickened, so that the overall structural strength and stability of the cylinder body are improved, and the safety is good; 2. a partition plate and a second vertical plate are arranged in a part of region surrounded by the watertight transverse wall and the barrel, and structural members are encrypted, so that the structural strength of the barrel is improved; 3. set up the triangle region of 4 symmetries to set up triangle reinforcing plate and triangle division board in the triangle region, carry out key enhancement and stability to the weak region of drum, not only make barrel construction's stability better, all have very big improvement in structural strength, the space utilization moreover.

Drawings

FIG. 1 is a schematic diagram of the internal structure of an embodiment of the present invention;

FIG. 2 is a schematic diagram of an external structure of the present invention;

FIG. 3 is a schematic view of a cartridge structure according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a deck platform configuration according to an embodiment of the present invention;

FIG. 5 is a schematic view of a watertight longitudinal wall structure according to an embodiment of the present invention;

FIG. 6 is a schematic view of a watertight transverse wall structure according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a horizontal platform according to an embodiment of the present invention;

FIG. 8 is a schematic structural view of a cross beam according to an embodiment of the present invention;

fig. 9 is a schematic illustration of a first riser and a second riser configuration according to an embodiment of the utility model;

FIG. 10 is a schematic view of a partition and a triangular partition according to an embodiment of the present invention.

Detailed Description

The present invention will be further illustrated by the following specific examples, which are carried out on the premise of the technical scheme of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, 2 and 3, a ship crane bottom tube comprises a tube body 1, a deck platform 2, a watertight longitudinal wall 3, a watertight transverse wall 4 and a horizontal platform 5, wherein the tube body 1 is made by rolling curved steel plates (as shown in fig. 3), the tube body 1 is cylindrical, the deck platform 2 and the horizontal platform 5 are integrally in a circular plate shape and are positioned in the tube body 1, the outer rings of the two circular plates of the deck platform 2 and the horizontal platform 5 are welded with the inner wall of the tube body 1, the deck platform 2 is welded at the position close to the upper end of the tube body 1, the horizontal platform 5 is welded at the position close to the lower end of the tube body 1 (fig. 2 is a welded and assembled finished product diagram and is used after being integrally turned over), the watertight longitudinal wall 3 and the watertight transverse wall 4 are also arranged in the tube body 1 and are positioned between the deck platform 2 and the horizontal platform 5, two transverse beam plates 6 parallel to the watertight transverse wall 4 are arranged in the tube body 1, a plurality of first vertical plates 7 vertical to the horizontal plane are arranged on the inner wall of the tube body 1, the first vertical plates 7 are symmetrically distributed along the circumferential direction of the barrel 1.

As shown in fig. 1 and 4, the deck platform 2 includes a circular plate 21, a ring plate 22, a ring body 23 and a first longitudinal rib 24, the middle circular plate 21 and the ring plate 22 located at the outer ring of the circular plate 21 form a main body part of the deck platform 2, the inner surface of the ring plate 22 is provided with a ring body 23 with 4 notches, the ring body 23 is used for connecting with other structural members and enhancing the structural strength, the inner surface of the deck platform 2 is provided with a plurality of first longitudinal ribs 24, the first longitudinal ribs 24 are welded with the circular plate 21 and the ring plate 22, the plate thickness of the ring plate 22 is not less than 35mm, the material quality is not less than class E, the plate thickness of the circular plate 21 is not less than 18mm, the material is not less than class B (class B in a steel plate of general strength steel (A, B, D, E) in GB712 specification, the ring plate 22 is welded with the inner wall of the cylinder 1 to be full penetration, the plurality of first longitudinal ribs 24 are arranged in parallel, the distance is mm, the specification is not less than HP220x10A (HP stands for flat steel, a is class A of steel sheets of general strength steel (A, B, D, E) specified in GB 712); the ring body 23 is a combined T-shaped section, the width of a web plate is more than or equal to 500mm, the width of a panel is more than or equal to 200mm, the thickness of the panel is not less than 30mm, and the material quality is more than grade D.

As shown in fig. 1 and 5, the watertight longitudinal walls 3 are provided with 3, 3 watertight longitudinal walls 3 are arranged in parallel, one watertight longitudinal wall 3 in the middle is on the center line of the cylinder 1 in the direction of the ship's length, the other two watertight longitudinal walls 3 are symmetrically distributed with the middle watertight longitudinal wall 3 as a symmetry axis, the interval between the watertight longitudinal walls 3 is 2500mm, each watertight longitudinal wall 3 comprises a middle part 31 and two end parts 32, the material standard of the middle part 31 is not lower than 18AH36(18 represents 18mm, AH36 is a high-strength steel plate), the material standard of the two end parts 32 is not lower than 35EH36(35 represents 35mm, EH36 is a high-strength steel plate), the joints of the two end parts 32 of each watertight longitudinal wall 3, the inner wall of the cylinder body 1 and the deck platform 2 are in full penetration welding connection, a plurality of second longitudinal bones 33 are arranged on the watertight longitudinal walls 3, the second longitudinal bones 33 are arranged from top to bottom at intervals of 700mm, and the specification is more than or equal to HP200x 10A.

As shown in fig. 1 and 6, the watertight transverse walls 4 are perpendicular to the watertight longitudinal walls 3 and are 3, the 3 watertight transverse walls 4 are arranged in parallel, one watertight transverse wall 4 in the middle is arranged on the central line of the cylinder 1 along the width direction of the ship, the other two watertight transverse walls 4 are symmetrically arranged by taking the middle watertight transverse wall 4 as a symmetry axis, the distance from the middle watertight transverse wall 4 is 4000mm, each watertight transverse wall 4 is divided into four blocks by the three watertight longitudinal walls 3, the middle two blocks are middle blocks 41, the plate thickness material is not less than 18AH36, the two plates on the two sides are two side blocks 42, the plate thickness material is not less than 35EH36, the joint of the watertight transverse wall 4 and the inner wall of the cylinder 1 and the deck platform 2 is in full-penetration connection, a plurality of third longitudinal bones 43 with the distance of 625mm are arranged on each watertight transverse wall 4, the specification of the third longitudinal bones 43 are not less than 200x10A, and structures such as through holes, supplementary plates and elbow plates are further arranged on the watertight transverse walls 4.

As shown in figures 1 and 7, the horizontal platform 5 comprises a horizontal truss 51, a non-watertight platform plate 52 and a triangular reinforcing plate 53 which are connected with each other, the three structural plates form the horizontal platform 5, the outer side of the horizontal truss 51 and the outer side of a part of the non-watertight platform plate 52 are used for welding with the inner wall of the cylinder body 1, the horizontal truss 51 and the part of the non-watertight platform plate 52 are penetrated by a vertical plate 7 and welded with the

vertical plate

7, 3 watertight

longitudinal walls

3 and 3 watertight transverse walls 34 is welded with the horizontal platform 5, the nonwatertight platform plate 52 is distributed in the area between the three watertight longitudinal walls 3, the nonwatertight platform plate 52 is made of thick material

(12 stands for thick 12mm of board, A stands for the material and is A level), two watertight longitudinal walls 3 that the symmetry set up, be provided with triangle reinforcing plate 53 in the triangular region of 4 symmetries that form between watertight transverse wall 4 that the symmetry set up and the barrel 1 respectively, triangle reinforcing plate 53 is both sides vertically quarter bend, two quarter bends weld with watertight longitudinal wall 3 and watertight transverse wall 4 respectively, the right-angled hypotenuse be the arc and with the welding of barrel 1 inner wall, be equipped with platform lightening hole 55 on the nonwatertight platform board 52 respectively, a weight for lightening nonwatertight platform board 52, be equipped with first enhancement band iron 54 on the nonwatertight platform board 52, first enhancement band iron 54 alleviates hole 55 welding around the platform, thereby strengthen nonwatertight platform board 52's structural strength, first enhancement band iron

(FB represents a flat steel).

As shown in fig. 1 and 8, the two transom plates 6 are arranged and distributed with the center line of the cylinder 1 in the ship width direction as an axis symmetry, the distance between the two transom plates 6 is 4000mm, the transom plate 6 includes a non-watertight rib 61, a second reinforcing flat iron 62, a rib lightening hole 63 and a cross beam 64, the cross beam 64 and the 3 watertight longitudinal walls 3 are respectively welded, the non-watertight rib 61 is welded with the two adjacent watertight longitudinal walls 3, the thickness of the non-watertight rib 61 is not less than 12A, the rib lightening hole 63 is arranged on the non-watertight rib 61 to lighten the weight, and the second reinforcing flat iron 62 is arranged around the rib lightening hole 63 to reinforce the strength.

As shown in fig. 1 and 10, a plurality of partition plates 8 and triangular partition plates 81 parallel to the deck platform 2 are arranged on the inner wall of the cylinder 1, the partition plates 8 and the triangular partition plates 81 are arranged in the regions surrounded by the watertight transverse walls 4 on the two sides and the cylinder 1 respectively, two

partition plates

8 and 6 triangular partition plates 81 are arranged in each region, the partition plates 8 are used for being welded with the cylinder 1, the first

vertical plates

7 and 3 watertight longitudinal walls 3 and the adjacent watertight transverse walls 4 respectively, the triangular partition plates 81 are arranged at the positions above the triangular reinforcing plates 53 at the corresponding positions, the triangular partition plates 81 comprise first triangular plates 811 and second triangular plates 812, the first triangular plates 811 and the triangular reinforcing plates 53 have the same structure, and hollow holes are formed in the middles of the second triangular plates 812.

As shown in fig. 1 and fig. 9, a plurality of first risers 7 along barrel 1's circumferencial direction symmetric distribution, and first riser 7 perpendicular to horizontal plane sets up, and the important assurance of a base section of thick bamboo intensity and stability is made in the setting of first riser 7, is equipped with a plurality ofly and baffle 8 vertically secondary riser 72 with baffle 8 corresponding position, 8 secondary riser 72 symmetric distribution, and the region that sets up secondary riser 72 is encryption region, strengthens the intensity and the stationarity of a whole base section of thick bamboo structure through addding secondary riser 72.

The horizontal truss 51, the cross beam 64, the first vertical plate 7, the second vertical plate 72 and the partition plate 8 are formed by T-shaped sections, and the T-shaped sections adopt existing sections and comprise panels and webs. Wherein, the specification of the horizontal truss 51 is a combined T-shaped section with the specification of a web plate being more than or equal to 400x13A and the specification of a panel being more than or equal to 150x 15A; the beam 64 is a combined T-shaped section with the specification of a web plate being more than or equal to 500x11A and the specification of a panel being more than or equal to 200x 13A; a first vertical plate 7 which is a combined T-shaped section with the specification of a web plate being more than or equal to 400x12A and the specification of a panel being more than or equal to 150x 14A; the partition plate 8 is a combined T-shaped section with the specification of a web plate being more than or equal to 400x12A and the specification of a panel being more than or equal to 150x 14A.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Claims

1. The utility model provides a ship crane bobbin, its characterized in that, includes barrel (1), deck platform (2), watertight longitudinal wall (3), watertight transverse wall (4) and horizontal platform (5), deck platform (2) and horizontal platform (5) are located in barrel (1) and with the interior wall connection of barrel (1), watertight longitudinal wall (3) and watertight transverse wall (4) are located between deck platform (2) and horizontal platform (5) and quantity respectively more than one, be equipped with in barrel (1) with watertight transverse wall (4) parallel crossbeam board (6), barrel (1) inner wall is provided with a plurality of risers (7).

2. Marine crane bottom tube according to claim 1, characterised in that the deck platform (2) comprises a circular plate (21), a ring plate (22) connected to the circular plate, a collar (23) arranged on the ring plate (22) and a plurality of first longitudinals (24) arranged on the circular plate (21) and the ring plate (22), the thickness of the ring plate (22) being larger than the thickness of the circular plate (21).

3. Marine crane bottom tube according to claim 1, characterised in that the watertight longitudinal wall (3) is provided with a plurality of second longitudinals (33).

4. Marine vessel crane bedplate drum according to claim 1, characterized in that a plurality of third longitudinals (43) are provided on the watertight transverse wall (4).

5. Marine crane bottom tube according to claim 1, characterised in that the horizontal platform (5) comprises interconnected horizontal girders (51), non-watertight platform plates (52) and triangular reinforcement plates (53), the non-watertight platform plates (52) being provided with first reinforcement flats (54).

6. Marine vessel crane bottom tube according to claim 5, characterised in that the horizontal girder (51) is adapted to be connected to the first riser (7), the non-watertight platform plate (52) is provided with platform lightening holes (55), and the triangular reinforcing plate (53) is adapted to be connected to the watertight longitudinal wall (3), the watertight transverse wall (4) and the tube body (1), respectively.

7. Marine crane bottom tube according to claim 1, characterised in that the transom plate (6) comprises a non-watertight rib (61), a second reinforcing flat iron (62), a rib lightening hole (63) and a cross beam (64), the second reinforcing flat iron (62) and rib lightening hole (63) being provided on the non-watertight rib (61).

8. Marine crane bottom tube according to claim 6, characterised in that the inner wall of the tube (1) is provided with a plurality of partitions (8) parallel to the deck platform (2) and triangular partitions (81), the triangular partitions (81) comprising a first triangular plate (811) and a second triangular plate (812).

9. The vessel crane bottom tube according to claim 8, characterized in that a plurality of second risers (72) perpendicular to the partition (8) are arranged on the inner wall of the tube (1) at positions corresponding to the partition (8).