UA50028A - Twill-hull dry-cargo motor ship (ro-4) - Google Patents

Abstract

Twill-hull dry-cargo motor ship contains two hulls with scull engine room, two-layer superstructure with stern cabin, thus hulls are connected by rigid bridge with cross beam, cargo deck with onboard passes and guard railing by a protection, bulwark on forecastle, for transportation of containers and rolling cargo, which is loaded and unloaded on onboard ramp.

Description

Description of the invention

The invention for the declaratory patent relates to shipbuilding, specifically to double-hulled dry cargo vessels for the transportation of containers and roll-on cargo. Known vessels are not efficient enough.

The task of the invention is a dry-cargo two-hull ship for the transportation of containers and roll-on cargo in river-sea navigation, which has increased operational and economic efficiency. 1. Analogue, RZh-31 / Interaction of different types of transport and container transportation, 1984, Bull. 11, Art. 11.31.172 - Trailer transportation on the Danube, on the trailer-catamaran ship "KHAN-ASPARUKH" AVT 1700 - 70 2000t, length 115.5m, width 22.5m, has 2700 horsepower, a crew of six people, replaces 49 drivers and 49 passengers tractors with a total engine capacity of up to 1,600 horsepower. A catamaran - a river vessel with a bow rig and open sides does not have units to protect the rolled cargo from the splash of waves in coastal sailing in the sea, which reduces its effectiveness. 2. Analogue, RZh-5, 1985, Water transport, bull. 3, Art. ЗА75 - The project of an articulated vessel of the river-sea class 12 for the transportation of trailers on the Danube River, the largest length is 115.5m, the width is 2 x 15О0m, the height of the board is 7.8m, the draft in the river is 1.75, in the sea is 2.9m, the carrying capacity of 2 x 55 trailers. The hull consists of two identical halves of two cylindrical pins, which are inserted into bushings in the form of a cone, while each half of the hull can be operated as a separate vessel.

Common features are a double-hull ship of the river-sea class for the transportation of containers and roll trailers.

Disadvantage - the ship's hull is weighted, the width of the hull in folded form does not allow passing through rivers, for example, the Dnieper or Volgo-Don locks, the complex design of its joints, which reduces the efficiency of the facility.

Z. Analogue, 1985. RZh-5, Water transport st. Я319, Swedish patent 4322У9 Вб6З3В 1/08 - Cargo catamaran with two hulls, in which engines, propellers, tanks for adjustment of landing are located, bow short multi-tiered superstructure with stern room and living quarters, aft cargo block " with cargo bridge and gantry loader for unloading packaged goods on an unequipped shore.

Positive quality - can place cargo in catamaran hulls and unload them on an unequipped shore. co

Common features are a catamaran for cargo transportation with the possibility of horizontal unloading. with

The disadvantage is the limited area of the cargo deck and cargo unloading through the rowing system, which reduces the efficiency of the vessel. o 4. Prototype, book HANDBOOK on serial transport vessels of the Russian Federation, TsBNTI, 1973, p. 130 - 133- are

DRY CARGO TWO-HULL THERMAL CARRIER, carrying capacity 1,000 tons, power 1,800 hp, speed 3 o 27.5 km/hour, class "O" contains two hulls connected by a rigid bridge and transverse beams at the end, aft o engine room, with a two-story superstructure and a stern house , a cargo deck with passages and an on-board leer fence and a bulwark in the bow part of the hull /on the tank/, for the transportation of containers and roll-on cargo loaded on board equipment. "

Positive quality - the high speed of the catamaran vessel, a spacious deck for cargo, equipment for horizontal loading of container and roll-on cargo. c Disadvantage - the on-board device cannot load long rolling cargo, long road trains

With" 18,00 m weighing 40 tons, in addition, the deck does not have devices for protecting or sheltering the cargo from flooding with waves and splashes, the insufficient strength of joining the ends of the hulls, which limits the use of the vessel in river-sea navigation, reduces its effectiveness.

The task of the invention is a dry-cargo double-hull ship that can transport containers and rolling and other cargoes in mixed river-sea navigation, ensuring its high economic and operational efficiency. aw! 1. The solution of the task is provided by the proposed additional technical solution -

DRY CARGO DOUBLE-HULL THERMAL CARRIER, containing two hulls with aft engine compartments, a two-tier superstructure with a stern house, while the hulls are connected by a rigid bridge with ka 20 transverse beams, a cargo deck with side passages and a layer fence, a bulwark in the bow part of the hull /on tank/, for the transportation of containers and roll-on cargo, which are loaded on an onboard rig, which is distinguished by the fact that it contains an additional mobile rig fixed between the hulls hinged with a bridge and a transverse beam, which in the raised position connects the onboard sections of the bow cabin in the form of a superstructure and at the same time forms an additional closure of the cargo deck, which is closed by 25 additional bulkheads near the sides with passages, and the stern cabin is installed above the aft or bow superstructure, this c. it is possible to close the cargo deck and the transported cargo from the bow and sides from being flooded by an oncoming or breaking wave, increase the transverse strength of the bow of the catamaran, improve its seaworthiness, protect personnel during its movement on the deck and, with additional reinforcement of its hull nodes, the possibility of working in a mixed river-sea navigation, increasing the efficiency of the ship. 60 2. The task of a dry-cargo two-hull steamship is also solved by the fact that the hull is made in sections, when deployed, its first section fastens the cabins from the nose, and the additional section, when additionally deployed and installed in a horizontal position, is fastened with the help of additional nodes to the upper horizontal and transverse inclined with beams and at the same time with the deck of the cabin forms a connecting bridge and an additional joint transverse beam of stiffness in the form of a box truss with a passage for a small roll-on load, for example, a truck loader or a tractor, thereby increasing the transverse strength of a double-hull vessel, its connecting bridge in its most stressed bow part of the hull and bridge, which are subjected to dynamic shocks from waves and slamming /shocks on the bottom/, improving the seaworthiness of the catamaran in coastal navigation, in addition, the elongated aparel improves the conditions for loading rolling cargo onto the cargo deck. 3. The task of a dry-cargo two-hull ship is also solved by the fact that the stern house is made movable and placed between the sections of the aft superstructure, at the end of which there is a stern aparel, which tilts with the help of a hydraulic drive, while its additional section, when deployed in a horizontal position, fastens the sections of the superstructure and forms an additional bridge between the sections and the structure of the box truss, 7/0 What is achieved is the strengthening of the strength of the aft end of the catamaran, the possibility of installing the vessel stern to the pier for unloading cargo on the forward course, using the vessel as a floating bridge, increasing the efficiency of the vessel. 4. The assigned task of a dry-cargo two-hull ship is also solved by the fact that the bulwark contains additional box-shaped supports with passages in it, which have a height smaller than the height of a person, /5 This achieves an increase in the overall strength of the bulwark, protection of personnel when moving from the bow to the stern and vice versa, as well as additional protection of cargo from waves and splashes.

Description of object drawings.

Fig. 1 - Dry cargo double-hull steamship /RO-4/ with bow and stern superstructures, bow apparatus, side view.

Fig. 2 - the same, plan view.

Fig. 3 - Dry-cargo two-hull ship with bow and stern appliances, side view.

Fig. 4 is the same, cross-section along A-A in Fig. 1.

Fig. 5 - the same, the nose end of the hull, cross-section along B-B in Fig. 1.

Fig. 6 is the same, cross-section along B-B in Fig. 3, aft end of the vessel.

Description of the object in statics.

In fig. 1, 2, C Dry cargo two-hull steamship 1, which contains the right hull 2, the left hull Z and in them "aft engine rooms 4, hulls 2 and Z are fastened with the help of a rigid bridge 5 and a transverse beam 6, a superstructure 7, a stern cabin 8, cargo deck 9 for the transportation of containers 10 and roll-on cargo 11, with the possibility of loading them on the hinged on-board equipment 12, on-board passages 13, with a layering tank with a fence (not shown) and a bulwark 14 in the bow part / on the tank / of the hulls 2 and 3, which differs in that it has additional features that in the bow part between the hulls 2 and З it contains an additional bow gear 15 fixed hingedly /not shown/ with a bridge 5 and a transverse beam 6, the main section of which when turned counterclockwise the raised position connects the section of the starboard side 16 and the left side 17 on the bow superstructure 7 and at the same time forms their additional fastening, as well as the additional closure of the cargo deck 9 in the bow part, in addition, the deck 9 on the side of the sides has an additional covering in the form of a bulwark 18 with a passage 13 and nodes for its reinforcement, as well as a stern house 8 is movably installed /shown in dashed lines/ above the superstructure 7.

It is proposed to equip the apparatus 15 with an additional section, which when additionally deployed with the help of a hydraulic drive /not shown/ and installed in a horizontal position and fastened with the help of fastening nodes 20 with the upper parts of the sections of the cutting boards 16 and 17 of the additional longitudinal beam 22 and transverse "beams 21, and it is also possible that the inclined beams 21 form an additional bridge 23 between sections 16 and 17, and together with the bridge 5, a transverse beam 6, nodes of sections 16 and 17, form a rigid structure in the form of a box truss. 24, while above one of its sides there is a stern post 8. y?" On a vessel with a rudder superstructure 7, which can be made integrally /not shown/, it is proposed in a variant to install the stern cabin 8 on movable supports 25 with the possibility of lowering it and placing it between the aft sections 26 and 27 of the aft superstructure 28, with the stern apparatus 29, which tilts with the help of a hydraulic drive /not shown/ and when additionally turned to a horizontal position and fastened to sections 26 and 27 of the superstructure 28 forms a transitional bridge ZO, and in general an additional aft rigid structure 31 of the box truss, which o strengthens the strength and overall rigidity of the aft part vessel o Falbort 18 contains an additional support in the form of a truss 32 with passages 13, which, together with the falshbot, have a height of 5p, not less than a person's height. Additional, mooring units 33, trailers 34. Description of the device in dynamics. c Dry-cargo two-hull ship 1, which had a right hull 2, a left hull 3, an engine room 4, the hulls connected by a rigid bridge 5 and a transverse beam b, a superstructure 7, a cargo deck 9, on which, when the vessel is installed, the log /side/ to the berth 33, containers 10, two, as well as light curb loads, cars or tractors are loaded with a shore crane (not shown) using an on-board device 12.

For loading heavy rolling equipment, for example, trailers 34, ship 1 is installed bow

P part to berth 33, while the apparatus 15 and its additional section 19 are unfolded and the trailers are rolled onto deck 9 by a tractor in forward or reverse gear, and the unloading of trailers is carried out in the reverse order at the port of destination. In order to strengthen the transverse strength of the catamaran hull in the bow part of the hull, the first section of the apparatus 16, when installed in the upper position and connected to sections 16 and 17, performs the functions of a transverse partition of the superstructure 7, in addition, when section 19 is installed in a horizontal position, it forms between sections 16 and 17 connecting bridge 23, and with bridge 5, beam 6, deck 9, forms a rigid beam in the form of a truss 24, which is fastened on top with additional nodes, for example, studs, bolts or cam clamps /not shown/. 65 The facility is designed for mixed river-sea navigation and will be used in the development of transport corridors on the Dnipro, Danube, Volga-Don Canal and other shipping lines.

An example of a specific implementation.

The proposed improved design of a double-hull ship - length 98.0m, width 16.7m, board height 5.0 - 5.5m, draft in the river 250cm, in the sea 320 - ZB5Osm, overall height at draft 25Osm. in the river about 10,00m. The width of the housing is 6b.5m, the distance between the housings is 3.bm. Cargo deck - length 74.0m, width 14.5m, side passageways of 800Ω, clean at least b50mm, with the possibility of loading trailers 12.5 x 2.5mm in five rows up to 30 units, or containers of 6.1m one tier 60 units, and in the case of placing the stern room above the bow superstructure, it is possible to load containers in two tiers of about 120 units, the bulk weight of the cargo in the sea is 1000 tons, in the river 700 tons. 70 Bow gear, 1st section 4.5 x 4.0m for a load of 40 tons, second section 7.5 x 4.0m for 25 tons, with the possibility of additional fastening of sections 16 and 17 and increasing the strength of the hull. Loading of trailers up to 30 units on bow or stern equipment is not forward, unloading is in the reverse order.

It is expedient to carry out integral bow superstructure and stern gear on seagoing vessels, for river and mixed river-sea navigation it is advisable to carry out cargo work Through the bow gear, especially near /5 unequipped shore, for example, near an inclined cargo chute for reliable anchoring of the vessel near the shore when the level changes of water for one day.

The vessel can be used for transporting cargo in trailers and trailers on the Dnipro River Kyiv -

Kherson - Izmail, Belgrade at a depth of 250 - 340 cm, as well as on the Upper Danube at a depth of up to 250 cm.

A crew of 8-10 people will be replaced by 30 drivers, and 30 engines with a total power of 7500 hp will be replaced by 2500 hp per vessel, thereby ensuring the preservation of energy resources in Z-4 raziv, in addition to highways and their maintenance and repair.

We need an economic approach to this problem of saving energy resources in transport on a nationwide scale.

Sources of information: 1. HANDBOOK on serial transport vessels, MRF TsBNTI, 1973, p. 130 - 133 - Dry cargo double-hull steamship - prototype. « 2. Sweden, patent 4322У9 В63В 27/00, В6ЗВ 1/08, Cargo catamaran - analogue.

Claims (2)

The formula of the invention with 30 ch 1. A dry-cargo two-hull steamship, containing two hulls with an aft engine room, a two-layer superstructure with a stern house, while the hulls are connected by a rigid bridge with a transverse beam, a cargo deck with side passages and a layer fence, a falseboat on the tank, for transportation of 35 containers and roll-on cargo, which is loaded on the side deck, which is distinguished by the fact that it contains an additional moving deck attached to the bridge and the transverse beam between the hulls, which in the raised position connects the side sections of the bow cabin in the form of a superstructure and at the same time forms an additional closing the cargo deck, which near the sides has an additional closing in the form of a bulwark with its fastening nodes, while the stern room is installed above the aft or bow superstructure. " 2. A dry-cargo two-hull steamship according to claim 1, which differs in that, when turning, the first section with c fastens the cabins from the nose side, and the additional section, when turned around and installed in a horizontal position, is fastened with the help of additional nodes to the upper horizontal and transverse beams and when :z" it forms a connecting bridge with the cabin deck and an additional common transverse beam of stiffness in the form of a box truss with the possibility of passage of a rolling load, for example, a forklift or a tractor. C. A dry-cargo two-hull ship according to claims 1 and 2, which is distinguished by the fact that the stern house is made movable and is placed between the sections of the aft superstructure, at the end of which there is an aft apparatus that tilts with the help of a hydraulic drive, while its additional section when deployed horizontally the position is attached to the section of the superstructure and forms an additional bridge between the sections and with them the construction of the box truss. o 4. A dry-cargo two-hull ship according to claim 1, which is characterized by the fact that the bulwark contains fastening nodes in the form of a support of a box truss with passages in it, which have the height of a person. ime) IR e) R 60 b5