LT5103B - Floating and lifting platform for loads - Google Patents

Abstract

The invention relates to hydraulic construction, floating devices. There is provided a platform for restructuring quay devices with a vertical operating crane. By setting of the platform close to the quay devices, there is possibility to transfer modern ships. The floating platform may be used as a module for forming a pier from several platforms, mounting a floating bridge. The transportable floating platform comprises a hollow housing, telescopic columns, bridges, an electrical pump and cranes mounted on the housing. For enabling the platform to change draught into water pool, in the hollow housing there are mounted ballast volumes displaced symmetrically, and in the vertical holes in the perimeter of the housing there are attached guides for the telescopic columns. The ballast volumes are filled with water by the electrical pump. Eccentric stop locks the housing and the telescopic columns at the required level.

Description

The present invention relates to the field of hydraulic engineering, floating equipment.

World shipbuilding currently has a tendency to build transport vessels unloaded and loaded horizontally (Ro-Ro, Lo-Ro).

Lorkers have between two and five decks.

The existing quayside and shore cargo transhipment complexes are not yet ready for processing of barge, the vertical loading and unloading system of ships has not been changed by cranes.

A floating movable cargo platform is provided for rearranging the shore unit for horizontal loading operations.

The known "Floating Cargo Platform" described in the invention CCCP SU

1548109, Al, B 63 B 35/44, B 66 F 7/14, EO 2B 17/00, Bulletin No 9, 1990, in which the outrigger struts are connected in a rod and bushing manner by self-locking thread with inertial elements with the engine.

A known "floating device" described in the invention CCCP SU 1446018, Al, B 63 B 35/47 1988 Bulletin No. 47, comprising a platform mounted on the shore wall vertical guides for stowage operations when the draft of the vessel being processed is changing, ensuring that the installation returns to its original position after completion of the ship's loading operations.

The present invention relates to a floating movable cargo platform comprising a hollow body, sliding support columns capable of vertical movement in the vertical guides of the body.

The hollow hull is equipped with ballast tanks and is electrically powered on its working deck: pump, winches, distribution board and control panel.

The platform is equipped with a hinged joint with bridge slopes connected to the hull for moving cargo handling machines and a sloping support for the ship's equipment.

The invention is illustrated in the accompanying drawings.

FIG. 1,2,3 shows three views of a general view of the construction of a movable floating cargo platform at the quay and of the ship being processed.

FIG. 4 is a top view of the platform with equipment placed on its working deck.

FIG. 5 is a variant of using a movable cargo platform in a pier-forming module.

FIG. 6.7 - Vertical guide for support column with braking device.

FIG. 8 and 9 - Support with hinged support.

Platform body 1 is hollow, rectangular in cross section. The body 1 has symmetrically arranged ballast tanks 2 (Fig. 4) with suction and discharge pipes for adjusting the draft of the platform in the water body.

Ballast tanks 2 are provided with tubes 3 for air exit, filling the tank with overboard water.

At the corners of the housing 1, telescopic support columns 4 are provided in its openings for stabilizing the platform and receiving the loads of the loading machines, while the supports 15 of the support columns 4 serve as guides for the vertical movement of the housing 1.

The support columns 4 have vertical box-shaped guides 5 (Figs. 6 and 7) rigidly connected to the housing 1.

The upper and lower ends of the guides 1 are provided with rollers 6, and somnese cionalpcp _____ kUVAAVJVUV are longitudinal notches 7 for cam latches - eccentrics 8 and an opening 9 for a rope 10 (Fig. 9). A guide roller is provided underneath hole 9

11th

The cam latch 8 is rigidly and eccentrically mounted on an axis 12 and can pivot in necks 13 rigidly fixed to a vertical guide 5.

The cam locking eccentric 8 has a rotary knob 14 and is designed for fixed braking of the supports 15 and the platform body 1 on these supports (Fig. 7).

The supports 15, like the guide 5, are box-shaped and are made telescopic and enable the floating platform to be positioned at great depths.

Guides are mounted on the outer walls of the supports 15 for movable alignment of the 16 Π-shaped cross-section with the vertical guide rollers 6 and for interaction with the eccentric brake 8 for fixed braking of the cantilever 1 relative to the support 5 and vice versa. The rollers 17 are provided on the inner surface of the support 15 for interaction with the telescopic support section 15.

The side supports 15 have vertical cuts in the walls 18 for the rope 10.

The rope 10 serves to lower and raise the supports 15, is fixed at one end to the vertical guide 5, then interposed between the rollers 19,20,21 (Fig. 9) and connected at the other end to a drum 22 of a reversible electric winch mounted on a platform body. Work deck 1 (fig. 4).

The lower end of the last section of the telescopic support 15 is connected to the support 23 by means of a ball hinge 24 (Fig. 9).

A lowering stop 35 is provided at the upper end of the support 15 and a support 23 serves as a lifting stop for the last section of the telescopic support 15.

The joining of all 15 sections of the telescopic support, as well as the fixed braking of these sections with respect to each other and to the housing 1, are also made movable and by means of cam brakes - eccentric.

Electrically powered two-drum reversible winches 22 are provided on the working deck 1 of the floating cargo platform body, one of which is a fixed drum for raising and lowering the support 15 and the other for lifting and lowering the swinging axles 25 and 26.

In addition, a separate electric winch is provided for each floating platform support column 4.

The deck 1 of the housing 1 is equipped with an electrical distribution panel 27, a control station 28 and an electric pump 29.

The pump 29 is provided with a distribution manifold 30 for uniform filling and pumping of the ballast tanks 2 with outboard water.

The electrical distribution panel 27 has a connector for connection to a shore or ship power source.

The control panel 28 provides parallel and synchronous operation of the electric winches 22 for lifting and lowering the swinging bridges 25 and 26.

Mooring posts 34 and sloping landing bridge 31 are provided on deck 1 of deck 1 for alignment with the ship's apparatus, and the angle of inclination of the sloping landing bridge 31 is adjustable by a screw hoist (not shown in the drawings).

The following floating movable cargo platform is used as follows.

With the help of a tug, the platform is brought to the quay 32 and the processing vessel 33 and moored.

Secured for transport (in the starting position), the supports 15 are lifted slightly by means of the electric winch 22, released from the eccentric brakes 8 by turning the knob 14 and lowered onto the ground of the body of water.

The independent supports 15 with their support nozzles 23 (Fig. 9) make it possible to ensure a stable support 15 on the bottom and in the soil of the water body.

In the initial position of the floating platform, its ballast capacity 2 is empty and the draft of the hull 1 is the lowest.

The ballast tanks 2 are used to fill outboard water by means of a pump 29 for aligning the platform deck 1's working deck with the quay's horizontal surface.

The uniform filling of the ballast tanks 2 is ensured by the distribution manifold 30 and the symmetrical arrangement of the tanks 2 in the housing 1 ensures a uniform draft of the platform.

When filling the ballast tanks 2 with overboard water, the platform body 1 is lowered to the desired level by the supports 15.

At this level, the electrically driven siuiblys 29 is disengaged and the housing 1 is locked by an eccentric brake 8 which is rotated by a handle 14 opposite to its original position where the cam of the eccentric brake 8 held a vertical load on the support 15 and rotated the eccentric brake 8. the vertical load of the casing 1.

In both the first and second positions of the brake 8, the eccentric cam of the brake 8 is pressed against the interposed vertical surfaces of the guide 5 and support 15 Π elements.

In this way, the eccentric brake 8 performs a fixed braking of both the telescopic sections 15 of the body 1 on all ground supports 15 and the fixed telescopic sections of the sliding supports 15 relative to each other and to the body 1 of the platform.

From the stationary position of the platform body 1, the electric winches 22 are lowered to the quay 32 by a swing-out bridge 25 and lowered to the working deck 1 of the platform body by the machine 33 of the craft.

The ship's machine with a sloping landing bridge 31 (Fig. 3) is brought into alignment by means of a screw hoist.

The loading operations are carried out according to the scheme: transport vessel floating movable cargo platform - shore.

When handling ships on the road, the floating mobile loading platform shall be moored to the vessel to be unloaded and to the intermediary vessel to be loaded. In this embodiment of the platform, the deck 1 of the hull 1 is aligned with the cargo deck of the ship broker by filling the ballast tanks 2 with overboard water.

When the loading operations are completed, the movable cargo platform floats. transferred to the starting position (transport position).

For this purpose, the supports 15 are released from the brakes 8 and raised by means of the electrically driven springs 22 and locked again by the brakes 8,

An electric pump 29 is pumped out of the ballast tanks 2 to pump outboard water and, when the brakes 8 are released, the housing 1 rises to the lowest draft position.

The floating movable cargo platform in transport position is ready for transfer to another work station.

The floating cargo platform provided can be used as a module for forming a pier from several collapsible platforms (Fig. 5).

In the version of the interconnected modules, this platform can be used for the construction of floating bridges, for loading operations in shallow water, for the construction of hydroelectric installations and other offshore hydrotechnical works in closed and open water areas.

Claims (3)

Definition of the Invention 1. A floating movable cargo platform consisting of a hollow hull, sliding support columns, landing bridges, and fitted on the hull work deck with an electric pump, electric winches, power distribution board and control panel, characterized by the ability to change the sinking depth of the platform in addition to its inclination and trim, its hollow body is equipped with symmetrically arranged ballast tanks. And the support columns are made of telescopic and movable in the guides of the vertical openings in the housing. 2. A platform according to claim 1, characterized in that the ballast tanks are provided with suction and discharge pipes for uniform filling with outboard water and drainage, and the electric pump is equipped with a manifold. 3. The platform is different in that it has at least four support columns on the perimeter of the hull, each with an independent winch connection for stability and load-bearing capacity of the loading machines, allowing each sliding column to be positioned at the required depth depending on the bottom of the water fixed relief of the platform and the platform body and its support columns at the required level is achieved by cam eccentric brakes.