CN112061313B

CN112061313B - Crane jib shelf platform

Info

Publication number: CN112061313B
Application number: CN202010926744.1A
Authority: CN
Inventors: 曾凡强; 罗文虎; 陈炬培; 吴兆虎
Original assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Current assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2022-07-05
Anticipated expiration: 2040-09-04
Also published as: CN112061313A

Abstract

The invention relates to the technical field of ships and discloses a crane jib shelf platform which comprises a platform plate, a reinforcing panel and a bottom plate, wherein the platform plate and the bottom plate are horizontally arranged from top to bottom, the reinforcing panel is vertically arranged in an 'n' shape, the surface of the reinforcing panel is respectively connected with the platform plate and the bottom plate, and the edge of the platform plate between the left end and the right end of the reinforcing panel, the edge of the bottom plate and the left end and the right end of the reinforcing panel are simultaneously connected to the outer side longitudinal wall of a deck. According to the invention, the special shelf platform is designed on the ship body, and the shelf mounting position is moved from the deck to the longitudinal wall outside the deck, so that the original deck surface space is saved, an independent area is formed outside the deck for placing the suspension arm shelf, and the passing safety of the nearby deck area is ensured. The platform structure achieves the purposes of meeting the strength requirement, being simple and attractive in appearance and convenient to manufacture and install through ingenious structural design.

Description

Crane jib shelf platform

Technical Field

The invention relates to the technical field of ships, in particular to a rack platform for a crane jib.

Background

The crane is also called as a ship crane and a ship crane, is a large deck machine on a ship, is equipment for loading and unloading goods on the ship, and mainly comprises the following components: the device comprises a base barrel, a motor, an operating platform (room), a slewing gear, a lifting mechanism, a suspension arm, a lifting hook and the like. When the suspension arm is in a non-working state, the suspension arm needs to be horizontally placed at the suspension arm shelf, so that the suspension arm can not shake greatly when the ship meets strong wind and waves at sea.

Boom shelves are typically designed to be mounted on a deck at the boom's collapsed end, and the deck surface is typically populated with various deck mechanisms and is the path for personnel to walk on the vessel. Thus, boom shelves not only take up valuable deck space, but also pose a safety hazard to the aisles near the shelves.

Disclosure of Invention

Aiming at the defects in the existing design, the invention provides a brand-new special lifting arm shelf platform which is reasonable in structure, independent in space and free of occupying a deck surface, and is used for mounting a crane lifting arm.

The utility model provides an order crane davit shelf platform, includes landing slab, reinforced panel and bottom plate, the landing slab with the bottom plate sets up from top to bottom horizontally, reinforced panel sets to "n" font vertically, reinforced panel's face respectively with the landing slab with the bottom plate is connected, reinforced panel controls between the both ends the landing slab edge with both ends are connected to on the deck outside longitudinal wall simultaneously about bottom plate edge and reinforced panel, reinforced panel's upside edge is higher than the landing slab, reinforced panel's downside edge is less than the bottom plate.

The landing slab is square plate, the landing slab with two corners that the enhancement panel is connected are the radius angle, the bottom plate with two corners that the enhancement panel is connected also are the radius angle, the enhancement panel is through the edge rolling, the radius angle radius of landing slab with the radius angle radius of bottom plate and the edge rolling department of enhancement panel is unanimous.

The platform board is in connecting deck outside longitudinal wall with the edge of strengthening the panel is equipped with two sectorial first and crosses the welding hole.

Welding grooves are formed in four sides of the platform plate, and the edges of the platform plate and the surface of the reinforcing panel are welded through deep fusion welding.

Two angular positions where the bottom plate is connected with the longitudinal wall on the outer side of the deck and the reinforcing panel are respectively provided with a fan-shaped second over-welding hole, and the bottom plate is internally provided with a special-shaped hole.

Welding grooves are formed in four sides of the bottom plate, and the edge of the bottom plate and the surface of the reinforcing panel are welded through deep fusion welding.

The lower parts of the two ends of the reinforcing panel extend downwards along an arc shape.

And reinforcing ribs are arranged on one side of the longitudinal wall on the outer side of the deck, which faces back to the reinforcing panel.

The platform plate, the reinforcing panel and the bottom plate are welded with the longitudinal wall on the outer side of the deck through deep fusion welding, and the platform plate is consistent with the deck in height.

The platform plate, the reinforcing panel and the bottom plate are all made of marine steel plates through machining by numerical control equipment.

The beneficial effects of the invention are: according to the invention, the special shelf platform is designed on the ship body, and the shelf mounting position is moved from the deck to the longitudinal wall outside the deck, so that the original deck surface space is saved, an independent area is formed outside the deck for placing the suspension arm shelf, and the passing safety of the nearby deck area is ensured. The platform structure achieves the purposes of meeting the strength requirement, being simple and attractive in appearance and convenient to manufacture and install through ingenious structural design.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a top plan view of the structure of the FIG. 1 embodiment of the present invention mounted to the outboard longitudinal wall of the hull deck;

FIG. 3 is a cross-sectional view of the structure of FIG. 2 taken along line A-A thereof in accordance with the present invention;

FIG. 4 is a cross-sectional view of the structure of FIG. 2 taken along line B-B of the present invention;

fig. 5 is a cross-sectional view of the structure of fig. 4 at C-C in accordance with the present invention.

In the figure, 1, a platform plate; 2. a reinforcement panel; 3. a base plate; 4. the outer longitudinal wall of the deck; 5. reinforcing ribs; 6. the deck.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms mounted, connected and connected are to be construed broadly and, for example, as being fixed, detachable or integrally connected unless otherwise specifically stated or limited; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a crane boom shelf platform according to an embodiment of the present invention includes a platform plate 1, a reinforcing panel 2 and a bottom plate 3, the platform plate 1 and the bottom plate 3 are horizontally disposed from top to bottom, the reinforcing panel 2 is vertically disposed in an "n" shape, the surface of the reinforcing panel 2 is respectively connected to the edge of the platform plate 1 and the edge of the bottom plate 3, the edge of the platform plate 1 between the left and right ends of the reinforcing panel 2, the edge of the bottom plate 3 and the left and right ends of the reinforcing panel 2 are simultaneously connected to the longitudinal wall 4 outside the deck, the upper edge of the reinforcing panel 2 is higher than the platform plate 1, the lower edge of the reinforcing panel 2 is lower than the bottom plate 3, the crane boom can be placed in an independent space outside the deck through the shelf platform, thereby saving the space on the deck and ensuring the passing safety of the deck area, and the platform structure reaches the strength requirement through ingenious structural design, the appearance is concise and attractive, and the manufacture and the installation are quite convenient.

Referring to fig. 1 and 2, the diameter that landing slab 1 is the preferred shelf barrel increases 50mm ~ 70mm as the square board of length of a side, landing slab 1 with two corners that enhanced panel 2 is connected are the radius angle, bottom plate 3 with two corners that enhanced panel 2 is connected also are the radius angle, enhanced panel 2 is through the edge rolling circle, landing slab 1's radius of radius with bottom plate 3's radius angle radius and enhanced panel 2's edge rolling circle department is unanimous, and the structure is also more firm when the shelf platform appearance is more slick and sly.

Referring to fig. 1 and 2, the landing slab 1 is in the connection the deck outside longitudinal wall 4 with the edge of strengthening panel 2 is equipped with two sectorial first cross welding hole 11 and also acts as the platform discharge orifice, and first cross welding hole 11 and avoided stress concentration, guaranteed welding quality, also convenient welding moreover can realize the drainage on the landing slab 1 simultaneously, has avoided shelf platform ponding.

Welding groove is opened to 1 four sides of landing slab, 1 edge of landing slab with it adopts deep melting welding to strengthen 2 faces of panel, promptly landing slab 1 with strengthen trilateral and two fillets that panel 2 is connected and adopt the deep melting welding mode at the fillet weld of connecting the position, can leave root third of a plate thick, the reverse side need not leave the root.

The bottom plate 3 with 1 appearance of landing slab is similar, the bottom plate 3 with deck outside longitudinal wall 4 with two angular positions that strengthen panel 2 and connect are equipped with sectorial second respectively and cross welding hole 31, just be equipped with special-shaped trompil in the bottom plate 3, special-shaped trompil extends to the edge of deck outside longitudinal wall 4 is connected to bottom plate 3, and welding hole 31 is crossed to the second and is done the discharge orifice simultaneously, avoids stress concentration simultaneously, guarantees welding quality, and also convenient welding to avoid ponding.

3 four sides of bottom plate open weld groove, 3 edges of bottom plate with strengthen 2 faces of panel and adopt deep fusion welding, promptly bottom plate 3 with strengthen trilateral and two fillets that panel 2 is connected and adopt the deep fusion welding mode at the fillet weld of connection site, can leave root one third of board thick, the reverse side need not leave the root.

Referring to fig. 3, the lower portions of the two ends of the reinforcement panel 2 extend downward in an arc shape, and preferably, the height h2 of the two ends of the reinforcement panel 2 is equal to 1.3 to 1.7 times the height h1 of the middle portion of the reinforcement panel 2, thereby enhancing the connection strength of the reinforcement panel 2 to the deck outer longitudinal wall 4.

Referring to fig. 3-5, the reinforcing rib 5 is provided at a corresponding position on the side of the outer longitudinal wall 4 of the deck facing away from the reinforcing panel 2, the reinforcing rib 5 is located below the deck 6, and the reinforcing rib 5 extends laterally, and there are two reinforcing ribs 5, which are located at the same height as the bottom plate 3 and at the toe end of the reinforcing panel 2, respectively, so as to ensure the structural strength and firmness of the shelf platform.

Referring to fig. 3 or 4, the landing slab 1, the reinforcing panel 2 and the bottom plate 3 with the deck outside longitudinal wall 4 is through deep fusion welding, adopts the deep fusion welding mode at the fillet weld of junction site, can leave root third of a tree thickness, and the back need not leave the root, landing slab 1 is highly unanimous with deck 6, avoids landing slab 1 has influenced the high position and the davit of shelf whether level because of position difference in height.

The platform plate 1, the reinforcing panel 2 and the bottom plate 3 are all made of marine steel plates through machining of numerical control equipment, and the dimensional accuracy of all parts is guaranteed to be higher.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a order hoist davit shelf platform which characterized in that: comprises a platform plate, a reinforcing panel and a bottom plate, wherein the platform plate and the bottom plate are horizontally arranged from top to bottom, the reinforced panel is vertically arranged in an n shape, the surface of the reinforced panel is respectively connected with the platform board and the bottom board, the edges of the platform plate and the edges of the bottom plate between the left end and the right end of the reinforcing panel and the left end and the right end of the reinforcing panel are connected to the longitudinal wall outside the deck at the same time, the upper side edge of the reinforcing panel is higher than the platform plate, the lower side edge of the reinforcing panel is lower than the bottom plate, the platform board is a square board, two corners of the platform board connected with the reinforcing panel are fillets, the two corners of the bottom plate connected with the reinforcing panel are also rounded corners, the reinforcing panel is rounded, the radius of the fillet of the platform plate is consistent with the radius of the fillet of the bottom plate and the rolling circle of the reinforcing panel.

2. A crane boom shelf platform as claimed in claim 1, wherein: the landing slab is in connecting deck outside longitudinal wall with the edge of strengthening the panel is equipped with two sectorial first cross welding hole.

3. A crane boom shelf platform as claimed in claim 1, wherein: welding grooves are formed in four sides of the platform plate, and the edges of the platform plate and the surface of the reinforcing panel are welded through deep fusion welding.

4. A crane boom shelf platform as claimed in claim 1, wherein: two angular positions where the bottom plate is connected with the longitudinal wall on the outer side of the deck and the reinforcing panel are respectively provided with a fan-shaped second over-welding hole, and the bottom plate is internally provided with a special-shaped hole.

5. A crane boom shelf platform as claimed in claim 1, wherein: welding grooves are formed in four sides of the bottom plate, and the edges of the bottom plate and the surface of the reinforcing panel are welded through deep fusion welding.

6. A crane boom shelf platform as claimed in claim 1, wherein: the lower parts of the two ends of the reinforcing panel extend downwards along an arc shape.

7. A crane boom shelf platform as claimed in claim 1, wherein: and reinforcing ribs are arranged on one side of the longitudinal wall on the outer side of the deck, which faces back to the reinforcing panel.

8. A crane boom shelf platform as claimed in claim 1, wherein: the platform plate, the reinforcing panel and the bottom plate are welded with the longitudinal wall on the outer side of the deck through deep fusion welding, and the platform plate is consistent with the deck in height.

9. A crane boom shelf platform as claimed in claim 1, wherein: the platform plate, the reinforcing panel and the bottom plate are all made of marine steel plates through machining by numerical control equipment.