Ferry-bridge machine

 

(57) Abstract:

Usage: in the field of water technology to ensure the crossing of water obstacles. Essence: ferry-bridge machine tamarancho type contains the vehicle 1 with the butt of the beam 2 and side pontoons 7 and 8, equipped with trapezoidal butt beams 5 and 6, the large base of which is supplied magparamdam butt devices 9 and 10. Butt beams 2 and levers-beams 3 opening device 4 have a height smaller base of the trapezoid of the beams 5, 6. The volumes of the beams 5, 6, available from the drop-down mechanisms is filled with foam. Axis megaromania joints 9, 10 and attached to the lower belt of trapezoidal beams 5, 6 levers-beams 3 are placed on a common axis of the centers of gravity of the cross section of the lower power zones. 2 C.p. f-crystals, 5 Il.

The invention relates to the field of ensuring the crossing of heavy military equipment over water obstacles and can be used in the development of self-propelled floating machines that provide guidance ferry and bridge crossings.

The purpose of the invention improve the reliability of the machine.

The invention is illustrated by drawings, where Fig.1 shows a machine, shear times the th side of the pontoon, in Fig.4 combined floating bridge of Fig.5 the machine, a transverse section along the axis of the carriageway.

Ferry-bridge machine contains the vehicle 1, (Fig.1), equipped with a spring-loaded butt-beam 2, the ends of which are rigidly connected with the lever beams 3, which are an integral part of the hydraulic opening device 4. The height of the spring abutment beam 2 is equal to the height of the levers-beams 3, and together they equal to the lesser base of the butt trapezoidal beams 5 and 6 (Fig. 2, 3), respectively, rigidly mounted in the lower and upper side pontoons 7 and 8. Large grounds butt trapezoidal beams 5 and 6 equipped magparamdam butt devices 9 and 10, designed to dock afloat with serial ferry-bridge machine 11 (Fig.4) and the links 12 coastal bridge machine. The height of the lower and upper side of the pontoons 7 and 8 more reasons butt intermediate beams 5 and 6, which provides the opportunity to score the foam under them. At the same time the design of the butt trapezoidal beams 5 and 6 is designed in such a way that, using caulking foam, you can fill it in their emptiness.

The machine operates as follows. With transportprotocol funds 1, using a hydraulic opening device 4 and levers-beams 3 is deployed steam.

After logging into the water he, against the tide, coming to the shore and down on his apparel the device (Fig.5).

When aiming for the floating bridge (Fig.4), apparel devices are not disclosed, to one of the boards attaches other similar vapor or steam from the machine 11, and on the shore-side link 12 coastal bridge machine. It provides support of the bridge to the ground and overcome the shallow areas near the shore.

The invention provides the possibility of creating a ferry-bridge machine tamarancho type, providing the possibility of crossing a single ferry severe and long-baseline military equipment.

1. Ferry-bridge machine tamarancho type, including vehicle and side pontoons equipped butt beams, inside the fortified cylinders revealing the mechanisms that contains levers-beams rigidly mounted between the sides of the vehicle and side pontoons on butt beams, characterized in that, to improve the reliability of the machine, butt beams of side pontoons are made in the form of a rectangular trapezoid, the Betwa and the lever-beam height is made equal to each other and to a smaller base of the trapezoid butt beams pontoons.

2. Machine under item 1, characterized in that the volume of trapezoidal butt beams available from the drop-down mechanisms, filled molding foam.

3. Machine under item 1, characterized in that the axis megaromania joints and attachment points to the lower belt of trapezoidal beams and levers-beams are placed on a common axis of the centers of gravity of cross-sections of the lower power zones.

 

Same patents:

The invention relates to transport means and can be used when creating the ferry-bridge machines, designed to ferry military equipment through water obstacles

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The invention relates to the field of secure terminal equipment through water barriers and can be used in the design and construction of ferry-bridge machines

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River link // 2055772

FIELD: watercraft.

SUBSTANCE: invention can be used in designing ramp and propulsion and steering gear and their hydraulic systems. Novelty in proposed water craft is that it is furnished with streamlined carrying frame for fastening devices of propulsion and steering complex installed in hull aft part and formed by two pairs of rigid longitudinal beams hinge secured by inner ends of aft sheet of hull in zone located under loading side coupled by flexible cross beams in each pair and support bar between pairs. Hydraulic heads of propulsors are hinge-mounted on outer ends of each pair of longitudinal beams, being secured on said beams to form additional cross tie between beams. Carrying frame is furnished with power hydraulic cylinders connected with hydraulic system and installed to control position of heads and loading side by turning carrying frame in aft sheet hinge joints. Body of each is provided with upper roller support, being rolling support for each hinged loading side at its opening, and lower platform being rigid base interacting with ground at resting of hinged loading side on head body in loading position of loading side. Novelty in hydraulic system of watercraft is that it is furnished, in additional to propulsor control hydraulic cylinders, with hydraulic cylinders for setting ramps, changing thrust vector, fixing loading side and locking carrying frame. Each hydraulic cylinder, including propulsor position control hydraulic cylinders, are supplied through parallel hydraulic lines connected with main line, with electric control in each line. Invention contains description of design peculiarities of each line providing required modes of operation of watercraft.

EFFECT: improved performance of watercraft and creating of hydraulic system providing required mode of operation of watercraft.

9 cl, 11 dwg

Ice bridge // 2260648

FIELD: building, particularly to construct temporary roads across lakes and other water obstacles.

SUBSTANCE: ice bridge includes cooling plant, pipelines connected to cooling plant. Pipelines are submersed in water and suspended by wire ropes. Cooling plant has reducers for pressure reduction, 10 MPa gaseous nitrogen cylinders and liquid nitrogen cylinders adapted to fill pipelines with liquid and gaseous nitrogen mixture. The pipelines include several coiled sections or formed as straight and finned pipes. The pipelines are arranged in several rows and extend in vertical or horizontal directions. The pipelines are submersed for 0.1-5 m depth and are connected by wire ropes to balloons floating at water surface or to finned pipes driven in ground of river bottom and connected one to another by diaphragms. The cooling plant provides water freezing within 3-5 km range and obtains ice having thickness of 3 m or more.

EFFECT: increased water freezing rate.

5 dwg

FIELD: movable or portable bridges, floating bridges adapted to convey loads over ice cover.

SUBSTANCE: method to transport vehicle having weight exceeding load-carrying ability of ice cover over ice involves moving vehicle having weight not exceeding load-carrying ability of ice cover at resonance speed; moving vehicle having weight exceeding load-carrying capacity to ice cover line when above vehicle having lesser weight has moved away from ice cover line for distance equal to 2/3 of resonance bending-gravity wave length; initiating above vehicle having larger weight movement with above resonance speed. Resonance bending-gravity wave length is determined from where D is cylindrical stiffness of ice plate, ρ and h - ice density and thickness, g - gravity, H - water body depth.

EFFECT: increased load-bearing capacity of ice cover.

1 dwg

FIELD: floating bridges, for instance temporary bridges for load transportation over ice.

SUBSTANCE: structure includes ice blanket in which vertical holes are drilled for the full bridge structure length so that the holes are located from both bridge sides. Reinforced concrete blocks connected to ropes are inserted through the holes so that the blocks are located under the ice blanket. Discs having diameters exceeding hole diameters are connected to upper block ends. Rope lengths are selected to prevent ice blanket movement in upward direction with respect to initial ice position if flexural-gravity waves are generated in ice blanket.

EFFECT: increased load-bearing capacity.

1 dwg

Motor unit // 2298507

FIELD: bridge crossing equipment; ferries and floating bridges.

SUBSTANCE: proposed motor unit includes displacement hull with joints in sides, engine mounted inside hull and water-jet propeller, two hinged pontoons which are articulated with hull and mechanism for opening and folding the pontoons. Each hinged pontoon is provided with torsion-loaded swivel hydrostatic shield on external side which is articulated with hinged pontoon in area of its bottom; hinged pontoons are also provided with mechanism for turning the shield; this mechanism is made in form of hydraulic cylinder with rod secured in hull of hinged pontoon. Thrust roller secured on end of rod is received by guide of hydrostatic shield.

EFFECT: reduced resistance of shuttle ferry due to improved streamlining of projecting lower part of motor unit.

5 dwg

FIELD: bridge construction, particularly floating bridges, for example, pontoon bridges.

SUBSTANCE: method involves unloading land-based and river-based pontoon sections on ice, expanding the pontoon sections in temporary bridge location area; sealing pontoons of each pontoon section by means of top and bottom jointing means; moving each pontoon section to temporary bridge construction site over ice; serially jointing pontoon sections with each other along temporary bridge length and breaking ice by blasting charges spaced from bridge axis. Longitudinal grooves are created in ice from each bridge side with the use of ice-cutters so that ice thickness in groove bottom area is not more than 10 cm. After that elongated charges including several detonating fuse strings are laid in the grooves. The grooves are filled with wet snow or water and elongated charges are blasted to break ice in each groove. After that ice under bridge sections is broken by vehicle movement over the bridge.

EFFECT: decreased time and increased safety of temporary bridge construction.

4 dwg

FIELD: construction industry; bridges.

SUBSTANCE: method of pontoon bridge equipping at high flow speed is performed using set of railway pontoon ribbon bridge and differs in the fat that bridge stiffness on water obstacle is provided by anchors which are installed on bridge top and bottom sides and are attached to bottom of outer pontoons with the help of ropes which pass through lugs fixed on rings welded to deck and bottom of outer pontoons.

EFFECT: increasing vertical component of hydrodynamic forces, reducing the different of member to top or bottom sides, and improving pontoon bridge reliability.

3 dwg

FIELD: construction industry.

SUBSTANCE: ice crossing construction method refers to ice-technology industry, and can be used when designing ice crossing meant for load transportation. Snow shall be removed from ice surface, and the latter shall be covered with air-tight film. Space between ice surface and film is ventilated with fan cold ambient air. Cold air flow intensifies heat exchange on ice surface and provides its fast cooling, and thickness increase.

EFFECT: fast putting into operation of ice crossing.

1 dwg

Pontoon bridge // 2351706

FIELD: construction, road construction.

SUBSTANCE: invention is related to the field of bridge engineering and is intended for erection of pontoon bridges over water obstacles on a tight schedule and with the least material and labour expenses. It is achieved by the fact that pontoon bridge comprises pontoons open at the bottom, on which bridge supports are mounted to carry spans and road way, and spacers that connect peripheral parts of pontoon to fixed anchors on soil, and every pontoon is arranged in the form of packet of vertically oriented adjacent tanks that are inverted upwards with their bottoms and are connected to system of air supply and its pressure control in every of them, at that spacers are located on the opposite sides of pontoon to form triangular figures with every of them, which are oriented in crossing planes, and have dampers and/or control mechanisms, preferably with remote control, their stretching in process of bridge erection and/or its operation. At that vertically oriented tanks form rows of cells in section with horizontal plane, which are evenly located on at least part of section area.

EFFECT: higher reliability of pontoon bridge operation at different dynamic effect at it, also from wave and wind loads due to provision of stability in pontoons that carry spans and provision of their controlled submersion at specified depth.

4 cl, 2 dwg

FIELD: transport, construction.

SUBSTANCE: method of producing ice ferry consists in cleaning ice surface of snow, placing a layer of heat-isolation material through the cut, along the ice ferry routed, and pressing aforesaid layer to the ice layer lower surface. A continuous layer of ice floats is placed between the ice surface lower surface and the said heat-isolation material.

EFFECT: higher load-carrying capacity of ice ferry.

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