Floating caterpillar vehicle

FIELD: armored equipment, in particular, armored caterpillar vehicles.

SUBSTANCE: the vehicle is provided with folding water displacement tanks, whose spaces communicate with the inner space of the hull, sections of hinged flaps-pontoons, hinge-joined along the hull on the sides and that can in the non-operating position be packed up on the left-hand and right-hand flaps of the hull from the top, built in the rear sections of the flaps-pontoons on the sides of water - motion propellers of the "packed propeller" type with a drive from the power plant, that can in the inoperating position be packed up in the recesses in the upper rear part of the hull and be hinged together with the rest sections of the flaps-pontoons, hydrofoil in the nose section of the hull. A 12.7-mm machine gun with a circular rotation is installed on the hull roof with a forward shift. The vehicle has a mass up to 5.5 tons.

EFFECT: enhanced speed and stability of motion afloat.

5 dwg

 

The present invention relates to armored technique easy categories by weight.

Known for light amphibious tank PT-76 - see “Modern armored vehicles”, Handbook, author Niyabinghi, Minsk, “Elida”, 1998, p.121, with a combat weight of 14 tons.

In this tank the engine compartment is located in the rear of the hull. It has a longitudinally mounted along the axis of the machine, the internal combustion engine with ejectors cooling system, transmission, water-jet propulsion for water on the bilge pumps and other equipment. A manual transmission consists of a main clutch dry friction, pyatikonechnoi gearbox, the steering clutch dry friction tape stopping brakes dry friction, gears, power take-off on the jets and final drive.

The movement afloat is only on 1st gear.

The tank is equipped with two jet pumps with impellers ⊘340 mm water Intake pumps the water produced from under the bottom of the tank through two Windows, closed bars. The release of water when driving through two feed window. Suspension tank individual torsion. On each Board the tank has 6 single track rollers. The machine is fitted with butterfly valves and pumps DL is pumping water.

Maximum speed afloat 10.5 km/h

Famous infantry fighting vehicle BMP-1 - see Wasnock, Pinsapo “Armored vehicles”, Moscow, publishing house of USSR DOSAAF, 1987, p.98, weighing 14 tons. On the machine in front of the installed high-speed four-stroke diesel engine with ejector cooling system, combined with transmission in one unit.

Feature selectcol aboard the chassis is used in caterpillar rubber chains parallel hinges. In the machine used torsion bar suspension.

The machine can overcome water obstacles afloat due to wind caterpillars in hydrodynamic men jackets with guide bars at the rear. The maximum speed of the machine afloat 7 km/h

Famous fighting vehicle BMP-3 infantry mass of 18.7 tons see “Modern armored vehicles”, Minsk, “Elida”, 1998, str. Engine-transmission compartment in this car is the rear of the machine. On the machine transversely mounted diesel engine with ejectors cooling system and 4-speed hydromechanical transmission shaft with a slip on and hydrostatic steering.

The chassis of the machine - selikatova on Board with supporting rollers. Suspension of the individual, Torcy is fair, high dynamic progress of the rink.

The movement afloat is provided with two high-performance jet propellers with impellers ⊘260 mm, having independent from transmission drive transmission mechanism and rotation.

Turn the machine afloat by using flaps.

The maximum speed of the machine afloat 10 km/h

Known floating Avialesookhrana tracked combat vehicle landing BMD-1 - see Wasnock, Pasupu “Armored vehicles”, Moscow, publishing house of USSR DOSAAF, 1987, p.100. The combat weight of 7.2 tons. The power compartment is located in the rear of the hull.

On the BMD-1 is a longitudinal four-stroke liquid-cooled diesel and a manual transmission with independent included transmission power takeoff on jet propulsion. The automobile can make water obstacles afloat with two axial jet propellers with impellers ⊘340 mm the machine is fitted with butterfly valves and pumps for pumping water. Machine moves afloat with a speed of 10 km/h

Constructive innovation of this machine is the use of hydropneumatic suspension. The elastic element is nitrogen gas and the liquid carries out the function of the item, transmitting the force. Structurally part of the suspension includes the hydraulic shock absorber.

This suspension design allows you to use it and to change the clearance of the machine by supplying fluid from the hydraulic system into the power cylinders. This quality can be used to reduce the cross-section of the machine afloat. The control of the hydraulic system is a mechanic-driver. On the machine used pyatikatka on the Board of the chassis with 2-pitched rollers and tracks with a metal hinge.

The above floating armoured tracked vehicles have insufficient speed afloat because of the substantial immersion of the body into the water, to overcome when moving a large resistance and a lack of stability of motion in conditions of strong turbulence in the sea.

Of the above machines closest to the proposed invention, the technical solution is vehicle combat troops BMD-1, which can be considered as a prototype.

The aim of the invention is to increase the speed afloat and sustainability movement in conditions of severe turbulence on the water expanses of floating armored tracked vehicles.

The novelty of the present invention is that the floating armored caterpillar machine easy categories by weight:

the bow of the hull and the aft hull prescriptionaccutane wodoslawsky capacity, the volumes of which are communicated with the internal volume of the body, made of armor plates, interconnected and housing hinged, sealed at joints, and having the opportunity folded to fit on the front and rear of the housing so that the folded sheets displacement tanks are covered and reinforced bronwyne leaves, respectively, the upper front sheet and the lower sheet feeding;

along the hull sides are articulated sections hinged wing flaps-pontoons, the axes of which couplings are interconnected with the ability to rotate only in conjunction with a triangular cross-section, filled with foam and with the possibility in the off position to keep to the left and right wheel arch body from above;

in the aft sections of the arches of the pontoons on the sides integrated propulsion type “screw-in nozzle” driven by a power unit having an opportunity in the off position to fit into the niches in the upper rear of the case and to sit together with the other sections of wing-pontoons;

to the forward portion of the hull via a hinged parallelogram with two arms of different length on each Board attached underwater wing wide body, having the opportunity in the off position to fit along the bottom front is part of the body;

folded section of wing-pontoons together with a fixed front protective flaps caterpillars form a closed volume where the exhaust gases of the engine, creating additional lifting force acting on the car;

at the rear of the body is placed a power plant with a diesel engine of 350 HP and a manual transmission with independent PTO on men thrusters;

on the roof of the housing with the forward mounted machine gun 12.7 mm with a circular rotation;

moreover, the machine is made weighing 5.5 tons, equal to the mass of water displaced wodoslawsky part of the body is installed on a minimum ground clearance of tracked vehicles and ejectors cooling system and wodoslawsky nodes in the folded position, and the size in length and width selected with the ability to ensure the performance of the machine under high mobility and permeability, as well as transportability, and height with requirements for maximum buoyancy of the accommodation and the workplace of the driver in the trunk of a car in the Desk chair, connected through a rod hinges with the upper part of the body in a sitting position and universal seat for work and landing crew inside the machine.

In figure 1, figure 2, figer General view of the proposed floating armored tracked vehicles easy categories by weight with wodoslawsky tanks, the arches-pontoons, “screws in the nozzle and underwater wing in the working position (side view, top view and rear view, respectively).

Figure 4 and figure 5 shows the machine in position for movement on land.

Machine consists of a housing 5 with the landing aft hatch 7 and an aperture for the passage of troops, power plant, caterpillar mover with wheels 6, the drive wheels 19, the guide wheels 18, 8 tracks with hydropneumatic suspension and adjustable with workplace driver's clearance, men mover 9, small arms 3. The machine has a variable clearance 100...450 mm

The body 5 of the machine is made of aluminum alloy. To the fore part of the housing 5 and the rear part of the housing 5 attached folding wodoslawsky the tank 1, and 10, the volumes of which are communicated with the internal volume of the body, made of armor plates, interconnected and the housing 5 hinged, sealed at joints, and having the opportunity in the folded position to keep the actuator on the front and rear of the case 5 so that the folded sheets displacement tanks are covered and reinforced bronwyne leaves, respectively, the upper front sheet and the lower sheet feeding.

Along the body 5 on the sides are articulated sections hinged wing flaps-pontoons 4, and which couplings are interconnected with the ability to rotate together, with a triangular cross-section, filled with foam and with the possibility in the off position to keep to the left and right wheel arch 15 of the housing 5 at the top.

In the folded position rollaway arches-pontoons 4 are protective “cheekbones” the upper housing 5.

In the aft sections of wing-pontoons 4 on the sides are built on the rotary support 17 straight men thrusters 9 type “screw-in nozzle, having the opportunity in the off position to keep the actuator in the niches in the upper rear part of the housing 5 and to sit together with the other sections of the arches of the pontoons. The screws 16 are driven from the power plant.

To the fore part of the housing 5 via a hinged parallelogram with two levers 12 and 13 of different lengths on each Board attached underwater wing 11S width of the housing 5, having the opportunity in the off position to keep the actuator along the bottom front of the case 5.

The front part of the 8 tracks covered stationary front mudguards 2 caterpillars.

In the rear of the hull 5 posted by power plant with diesel engine of 350 HP and a manual transmission with independent PTO on men thrusters, for example, via a mechanical transmission or hydrostatic transmission with separate hydraulic unit is mi.

Folded section of wing-pontoons 4 together with a fixed front protective flaps 2 tracks 8 form a closed volume B, which are directed exhaust gases of the engine, creating additional lifting force acting on the car.

On the roof of the housing 5 with a forward mounted gun 3 12.7 mm with a circular rotation.

The machine is made weighing 5.5 tons, equal to the mass of water displaced wodoslawsky part of the body is installed on a minimum ground clearance of tracked vehicles and ejectors cooling system and wodoslawsky nodes in the folded position. The size of the body 5 along the length and width selected with the ability to ensure the performance of the machine under high mobility and permeability, as well as transportability, and height with requirements for maximum buoyancy of the accommodation and working space 14 of the driver in the center in the housing 5 of the machine in the Desk chair, connected through a rod hinges with the upper part of the housing 5 in a sitting position, and a universal seat for work and the landing crew inside the machine.

The entry into the water and out of water, the movement is shallow tracks 8 on the desktop machine clearance.

Wodoslawsky capacity of 1, 10, lockers-pontoons 4, scuba wing 11, men LW is the resident “screw-in attachment 9 are omitted from the initial position of the control when the machine afloat in deep water.

When submerged the housing 5 with wodoslawsky nodes 1, 10 in the folded or unfolded position, using screws in the head 9 and partial loading of the engine, the car is traveling at a speed of 11 to 12 km/h, which can be used when implementing the maximum capacity of the machine. In high-speed movement afloat with minimal clearance, with men movers “screw-in attachment 9, with wodoslawsky tanks 1, 10, arches-pontoons 4, underwater wing 11 in the working position, using the maximum power of the engine of the front part of the machine is lifted from the water, and the machine while moving on the underwater wing, displacement tanks and fender-pontoons with speeds up to 40 km/h without leaving the water intake parts-men movers 9.

The turning machine is carried out by disconnecting the power feed to the screw 16 lagging side.

In conditions of severe turbulence in water-related areas, for example in the coastal zone, wodoslawsky capacity of 1, 10 and pontoon-fender 4 increase the resistance movement afloat.

Before exiting the water wodoslawsky capacity of 1, 10 and pontoon-fender 4, scuba wing 11 and the screws in the nozzle” 9 set the control to its original position.

The silhouette of the fore part of the hull of the floating machines differs significantly from the silhouette shout who's machines. A raised edge of the nose floating machines not only reduces scan the space in front of the machine, but is a guide for the destruction of the enemy in the first place floating equipment before crossing water obstacles.

The proposed fore and aft wodoslawsky the tank 1, and 10 in the folded position to retain the silhouette of the bow and stern of land vehicles and improve the visibility of the driver.

The proposed solution is to create a floating crawler machine with variable geometry afloat significantly improves the speed and stability of motion of the floating armored tracked vehicle afloat.

The machine can be used for transportation purposes, assault, reconnaissance, and sabotage activities, overcoming large water obstacles in conditions of strong emotion, for example, in coastal waters.

Floating armored tracked vehicle easy categories by weight, which comprises a housing with airborne aft hatch and opening for the passage of troops, power plant, caterpillar mover with hydropneumatic suspension and adjustable ground clearance, men mover, small arms, wherein the forward portion of the hull and the aft housing attached folding wodoslawsky capacity, the volumes of which are communicated with vnutrennyaya housing, made of armor plates, interconnected and housing hinged, sealed at joints, and having the opportunity in the folded position to keep the actuator on the front and rear of the housing so that the folded sheets displacement tanks are covered and reinforced bronwyne leaves, respectively, the upper front sheet and the lower sheet feeding along the hull sides are articulated sections hinged wing flaps-pontoons, the axes of which couplings are connected, with the ability to rotate only in conjunction with a triangular cross-section, filled with foam and with the possibility in the off position to keep to the left and right wheel arches housing top in the aft sections of the arches of the pontoons on the sides are built straight men propulsion type “screw-in nozzle” driven by a power unit having an opportunity in the off position to fit into the niches in the upper rear of the case and to sit together with the other sections of wing-pontoons, to the fore part of the hull via a hinged parallelogram with two arms of different length on each Board attached underwater wing wide body, having the opportunity in the off position to keep the actuator along the bottom front cha the tee housing, folded section of wing-pontoons together with a fixed front protective flaps caterpillars form a closed volume where the exhaust gases of the engine, creating additional lifting force acting on the car, in the rear part of the body is placed a power plant with a diesel engine of 350 HP and a manual transmission with independent PTO on men thrusters on the roof of the housing with the forward mounted machine gun 12.7 mm with a circular rotation, and the machine is made weighing up to 5.5 tons, equal to the mass of water displaced wodoslawsky part of the body is installed on a minimum ground clearance of tracked vehicles and the ejectors of the cooling system and with wodoslawsky nodes in the folded position, and the size in length and width selected with the ability to ensure the performance of the machine under high mobility and permeability, as well as portability, and high - security requirements for maximum buoyancy of the accommodation and the workplace of the driver in the trunk of a car in the Desk chair, connected through a rod hinges with the upper part of the body in a sitting position, and a universal seat for work and the landing crew inside the machine.



 

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