Snowmobile amphibious

 

The invention relates to amphibious vehicles and for the establishment of snowmobile amphibians. Snowmobile amphibian has a auger truck, driven two-stroke petrol engine. The snowmobile includes a common frame, which is equipped with ball bearings two aluminum auger with a hollow cylindrical part with a volume of up to 0.15 m3. The frame is equipped with: adjustable driver's seat, steering column, two-stroke gasoline engine, fuel tank, friction gearbox with two magnetic friction flywheels, the control unit friction flywheels and drive clutch, accelerator pedal, brake pedal magnetic friction wheels, flexible drive cables from the flywheel to Sneem, the exhaust system of the engine and the trunk. Drive ferromagnetic clutch mounted on the shaft of the engine through the clutch speeds. On the shafts of the magnetic friction wheels are graphite bushings with the dewatering their forks rotation. Sleeves are connected with the shafts of the augers flexible drive cables. On the steering column, the control position of the friction wheels separately, are rotatable sleeve manual control of the accelerator arm scoresa 2-3 HP with at 3000-3500 rpm Friction flywheels can be mutually attracted by the permanent magnets and the surface of the flywheel facing the drive clutch can have a carbide coating. The technical result of the invention is to reduce the cost of the snowmobile and in ensuring a high speed of movement and durability of the chassis of the truck. 6 C.p. f-crystals. 2 Il.

1. The technical field to which the invention relates the Invention relates to a device movement on snow, marsh and water routes, in particular, to snowmobiles-amphibians.

2. The prior art various motorcycle and pedal snowmobile rubber tracks, blade snow rotors and aerodynamic screws.

The closest prototypes are the snowmobile with the power rotor, driven by a pedal actuator by means of a chain, patent of Russia 2125946 (Long, M. A., and others) with priority 09.04.96 and Snowmobiles amphibious" - the application for the invention of the Russian Federation 97107379/28 priority 06.05.97 (Tuhtenko Century. And. and others) .

However, a disadvantage of the known designs is the absence of such, which would be significantly cheaper different motophoto and not much of Dororo truck.

This can be implemented in motoneurone with hollow screw tracks and magnetic friction gearbox, eliminating the use of springs and bearings to ensure a practically constant pressure of the friction to each other.

3. The invention is a schematic diagram of the snowmobile shown in Fig.1 and 2.

The snowmobile has a total frame 1, which is equipped with ball bearings 2 two rotating in different directions aluminium screw 3 with the diameter of the hollow cylinder 300 mm in total diameter of 400 mm and a length of 1.7 m

On the frame 1 installed: adjustable driver's seat 4, the steering column 5, two-stroke petrol engine capacity of 2.5 HP 6, the fuel tank 7, the friction gearbox 8, the control device of the magnetic friction flywheel 9 and the drive clutch 10, the accelerator pedal 11, the brake pedal of the hydraulic clutch 12, the muffler 13 and the trunk 14.

The top screws enclosed aluminum panel 15.

The drive screw comprises a drive clutch 10, secured by a coupling speeds 16 to the motor shaft 6, two powerful magnetic frictions 9 with a protective casing, the shafts of which are graphite sleeve 17 with the plugs turn 18, the sleeve 17 are connected with the shafts of the screws 3 died the of the motor 6, the pedal disengagement of the hydraulic clutch 9 is connected by rods with the plugs 18 so that in the lowest position it is fixed, providing idling, and pressing and lifting provides the pressing of the friction to the drive clutch 10.

On the steering column, the control position of the hydraulic clutch 9 separately, are rotatable sleeve 20 manual control of the accelerator lever 21 speeds and the ignition key 22.

The exhaust pipe of the engine is placed in garrote 23, at the end of which is mounted the muffler 13.

The snowmobile is as follows.

Turn on the ignition with the key 22. Set the pedal 12 in the position of disengagement of the hydraulic clutch 9 and through the winding of the cord to start the engine.

Occupied the seat 4, by using the handle 21 set minimum speed and pressing and slow release pedal 12 input clutch the hydraulic clutch 9 with a drive clutch 10. Begin the movement by adjusting the speed of the pedal 11 and in the direction of travel when the right gear crank gear 21.

To ensure rotation in either direction using the steering column 5. When turning in the right side of the fork 18 press the corresponding clutch 9 from the drive to the clutch 10. There is a corresponding screw 3, providing a turn. Magnetic attraction of the flywheel to the drive train clutch prevents it from slipping relative to the friction surface of the flywheel. Speed at constant power may be gradually increased by means of a lever 21 that can move the drive clutch 10 is closer to the center of the hydraulic clutch 9. Stop the snowmobile discharge gas pedal 11 and the pedal 12. Pedal braking is not required, as the screws 3 provide the clutch the hydraulic clutch 9 braking.

A snowmobile can provide the speed of movement of one person in a snow-covered surface using engine capacity of 2.5 h.p. to 60 km/h. The weight of the snowmobile is not more than 80 kg with a displacement of 230 kg

4. List of figures Fig.1 is a schematic diagram of the snowmobile (side view), Fig.2 is a schematic diagram of the snowmobile (top view).

Claims

1. Snowmobile amphibian with auger trucks, driven two-stroke gasoline engine, characterized in that it consists of a common frame, which is equipped with ball bearings two aluminum auger with a hollow cylindrical part with a volume of up to 0.15 m3on the second tank, friction gearbox with two magnetic friction flywheels, the control unit friction flywheels and drive clutch, accelerator pedal, brake pedal magnetic friction wheels, flexible drive cables from the flywheel to Sneem, the exhaust system of the engine and the trunk, while the drive ferromagnetic clutch mounted on the shaft of the engine through the clutch speeds, and on the shafts of the magnetic friction wheels are graphite bushings with the dewatering their forks rotate with the sleeve connected with the shafts of the augers flexible drive cables on the steering column, the control position of the friction wheels separately, are rotatable sleeve manual control of the accelerator, arm speed and the ignition key, and both auger closed top protective aluminum panel.

2. Snowmobile amphibious under item 1, characterized in that as the engine uses a two-stroke carburetor gasoline engine with a capacity of 2-3 horsepower at 3000-3500 rpm

3. Snowmobile amphibious under item 1, characterized in that the screws are made of aluminum alloy with the diameter of the hollow cylinder of 300 mm and an outer diameter of 400 mm, and the step of the screw is 200-300 mm in length snakemen magnetic friction wheels 200-250 mm

5. Snowmobile amphibious under item 1 or 4, characterized in that the friction flywheels are mutually attracted by the permanent magnets with a magnetic induction of up to 1 T, and the surface of the flywheel facing the drive clutch, have a carbide coating.

6. Snowmobile amphibious under item 1 or 4 or 5, characterized in that the drive clutch is made of ferromagnetic steel with tungsten carbide coating.

7. Snowmobile amphibious under item 1 or 3, characterized in that the hollow auger trucks provide a displacement equal to 230 kg

 

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