Screw propulsor

FIELD: transport.

SUBSTANCE: invention relates to converters of engine or other energy source work into that driving transport facilities. Screw propulsor comprises housing composed of hollow cylindrical multistart helical jacket. Said jacket is arranged along the vehicle body edges to revolve thereabout. Said housing represents a multistart helical surface arranged along its edges with helical grooves inside and outside at 5 to 45 degrees to jacket lengthwise axis and shaped to birecurvate recesses. Centers of curvature of said recesses are located inside and outside jacket cross-section. Jacket is composed of equal-width one or more tapes coiled in helical turns interconnected by lengthwise edges. Said tapes are bent in zigzag manner along flexure lines arranged at angle to lengthwise edges. Said tapes form, along outer and inner surfaces, wavy helical surfaces shaped to curved recesses directed to one side at 5 to 45 degrees to jacket lengthwise axis. Said recesses may differ in both shape and size. Distance between flexure lines equal the sum of lengths of perimeters of geometrical figures of inner and outer surface recesses.

EFFECT: expanded operating performances.

7 dwg

 

The invention relates to a device for converting the motor or other power sources to work, providing traffic devices, such as cars, tractors, agricultural machinery on earth, under the earth, and can be used in and under water.

Known mover in the form of a wheel gear drive axle of the vehicle, patent No. 2170863, CL B60K 17/32, publ. 10.12.1999 containing a planetary transmission comprising a sun gear mounted on the axis of satellites located in a drive rod having a Central hole, and the root of the gear cover pinion carrier thrust washer, stop the sun gear, carrier is made with a locking groove and provided with an adjusting nut and a lock washer, and adjusting nut are made with locking grooves and placed in the Central hole of the carrier, made the screw and retaining washer are made with external and internal mustache, and the outer condition is placed in the locking groove carrier and the locking groove of the adjusting nut, except that cover drove performed with ribs, pressing the lock washer to the end surface of the carrier.

A disadvantage of the known device is the design complexity and limited technological capabilities when using the device is TBA for movement on the water and under the water.

Closest to the proposed invention is the mover, the Japan patent No. 50-12672, CL VV 11/10, publ. 13.05.1975 containing outer and inner housings, the entrance to the cavity, one of which is blocked by a gate.

A disadvantage of the known device is limited technological capabilities when using the device for movement on land and complexity of design.

Technical solution to the problem is the expansion of technological capabilities due to the possibility of using the device for movement on land and under water, as well as simplifying the design.

A technical solution is achieved in that the screw propeller includes a housing made in the form of a hollow cylindrical multiple-screw-shirts, mounted on the perimeter of the body of the transport device with the possibility of rotation around it, and made the perimeter in the form of multiple helical surface with spiral grooves inside and outside at an angle of 5°-45° to the longitudinal axis of the hollow cylindrical multiple-screw-shirts in the form of pockets curved double curvature with the centers of curvature located inside and outside the cross-section, assembled from one or more rolled into cylindrical coils, connected to each other along the longitudinal edges, tape the same the width of the s, bent wavy placed at an angle to the longitudinal edges of the tape to the bend line, with the formation of the outer and inner surfaces directed to one side at an angle of 5°-45° to the longitudinal axis of the hollow cylindrical multiple-screw-shirts wavy spiral surfaces in the form of pockets curved shape along the outer and inner surfaces, which are on the perimeter of the hollow cylindrical multiple-screw-shirts can be different not only in form, but the size, the distance between the fold lines is equal to the sum of the lengths of the perimeters of geometric shapes pockets inner and outer surfaces.

According to the patent and technical literature not found a technical solution similar to declare, that allows to judge about the level of invention offer screw propulsion.

The novelty lies in the fact that the screw propeller contains one case, made in the form of a hollow cylindrical screw sleeve that rotates around the body of the transport device that extends the technological capabilities and simplifies manufacturing.

The novelty is due to the fact that due to the outer spiral surfaces of double curvature along the perimeter of a rotating helical shirts not only decreases the hydraulic resistance, but races is yaytsa technological capabilities.

Novelty also lies in the fact that the screw-shirt is made of one or more tapes, expanding technological capabilities and simplifies manufacturing.

The novelty of the proposal is also due to the fact that the propulsion device made in the form of a hollow cylindrical multiple-screw-shirts, mounted on the perimeter of the body of the transport device with the possibility of rotation around it that provides a reduction in energy costs in the movement of the transport device, expanding technological capabilities.

The novelty lies in the fact that due to the fact that the thruster is made around the perimeter in the form of multiple helical surface with spiral grooves inside and outside at an angle of 5°-45° to the longitudinal axis of the hollow cylindrical multiple-screw-shirts in the form of pockets curved double curvature with the centers of curvature of the pockets curved helical surface arranged outside and inside the cross-section, the resistance of the transport device is reduced, it increases the speed and reduces noise, which in combination with the specified geometric elements of helical shirt improves the characteristics of the mover.

Novelty also lies in the fact that the placement of the mover along the perimeter Tran is tailor device and run it from one or more rolled into cylindrical coils, connected to each other along the longitudinal edges, ribbons of the same width, bent wavy placed at an angle to the longitudinal edges of the tape to the bend line, with the formation of the outer and inner surfaces directed to one side at an angle of 5°-45° to the longitudinal axis of the hollow cylindrical multiple-screw-shirts wavy spiral surfaces in the form of pockets curved shape along the outer and inner surfaces, which are on the perimeter of the hollow cylindrical multiple-screw-shirts can be different not only in form, but the size, provides a vehicle acoustics and reduce drag.

Novelty is seen also in the fact that "screwing" helical shirts made multiple helical channels curvilinear shape, which increases traction power and propulsion, increases the speed and reduces noise, enhances technological capabilities

Novelty also lies in the fact that the perimeter of the screw shirts formed helical surface with a constant width along the length, which reduces the resistance of the medium to the motion of the transport device.

Novelty is also due to the fact that the step spiral lines on the perimeter of the screw-shirts from the inlet to the outlet a constant that reduces energy is resisting movement of the transport device.

Novelty is also due to the fact that the mover along the perimeter is made of one or more rolled into cylindrical coils, connected to each other along the longitudinal edges, ribbons of the same width, bent wavy placed at an angle to the longitudinal edges of the tape to the bend line, with the formation of the outer and inner surfaces directed to one side at an angle of 5°-45° to the longitudinal axis of the hollow cylindrical multiple-screw-shirts wavy spiral surfaces in the form of pockets curved shape along the outer and inner surfaces, which facilitates the movement of the transport device and increases the speed by reducing the resistance of the environment in which moves the transport device, expanding technological capabilities.

The invention is illustrated by drawings, where: figure 1 shows a propulsion device in the form of a hollow cylindrical multiple-screw-shirts, General view; figure 2 - cross section A-a in figure 1; figure 3 - tape with spaced straight lines bend; figure 4 - tape, bent straight lines bend; figure 5 - axonometric projection of the tape wound into a cylindrical coil; figure 6 shows a transport device, such as a torpedo, with the mover of the proposed design, General view; figure 7 is a top view of figure 6.

Screw movement is tel (1, 2) made in the form of a hollow cylindrical multiple-screw-shirts 1 with inlet 2 and outlet 3 of the tape 4, bent into cylindrical coils connected along the longitudinal edges 5 (shown in figure 1 in phantom lines with two dots) with known methods, for example by welding, with the formation of the outer and inner surfaces directed to one side at an angle of 5°-45° to the longitudinal axis of the hollow cylindrical multiple-screw 1 shirt spiral surfaces in the form of pockets curved along the inner surface 6, 7, 8, 9, 10, 11 and curved pockets on the outer surface of 12, 13, 14, 15, 16, 17, that perimeter can be different not only in form, but the size. Tape 4 (figure 3, figure 4) is bent wavy straight bend lines 18 that are located under the same angles α to the longitudinal edges 5 of the tape 4 and placed at a distance L1 between the fold lines 18. The distance L1 is equal to the sum of the lengths of the perimeters of geometric shapes pockets inner and outer surfaces. Tape 4 after wave-like fold (figure 4) rolled into cylindrical coils (figure 5), connected to each other along the longitudinal edges 5 of the known methods in multiple cylindrical screw-shirt 1.

In Fig.6 and Fig.7 presents the transport device, such as a torpedo, with digital the m 19, made in the form of a hollow cylindrical multiple-screw 1 shirt, mounted around the perimeter of the body 20 of the transport device, such as a torpedo, comprising a steering complex 21 and the head with the weapon 22.

A hollow cylindrical screw-shirt 1 is mounted on the perimeter of the body 20 of the transport device without the possibility of axial movement relative to the housing 20 of the transport device and is equipped with a device for making hollow cylindrical multiple-screw-shirt 1 rotation around its own axis and the housing 20 of the transport device (not shown).

Moving the transport device is performed while rotating the hollow cylindrical multiple-screw 1 shirt mover 19, which during the rotation of " screwed" into the layers of the medium, for example water, and imparts longitudinal movement to the housing 20 of the transport device, such as a torpedo, with the speed determined by the frequency of rotation of the hollow cylindrical screw-shirt 1, number of visits spiral lines and spiral surfaces, and the size of their step. The housing 20 of the transport device, such as a torpedo, when the movement retains its position with the steering unit 21.

Feasibility mover advantages arise due to the performance of the movement is the body in the form of a hollow cylindrical multiple-screw-shirts, mounted on the perimeter of the body of the transport device, and create on its outer surface directed to one side of the helical lines and spiral surfaces in the form of channels curvilinear forms that are not only "screwed" into the layers of the medium, for example water, but also provide quiet movement of the transport device with great speed in the longitudinal direction.

Screw propulsion, characterized in that it includes a housing made in the form of a hollow cylindrical multiple-screw-shirts, mounted on the perimeter of the body of the transport device with the possibility of rotation around it, and made the perimeter in the form of multiple helical surface with spiral grooves on the inside and outside angle of 5-45° to the longitudinal axis of the hollow cylindrical multiple-screw-shirts in the form of pockets curved double curvature with the centers of curvature located inside and outside the cross-section, assembled from one or more rolled up into cylindrical coils, connected to each other along the longitudinal edges of the ribbons of the same width, bent wavy placed at an angle to the longitudinal edges of the strips to bend lines with the formation of the outer and inner surfaces directed in one direction under an angle of 5-45° to the longitudinal oiputuli multiple cylindrical screw-shirts wavy spiral surfaces in the form of pockets curved shape along the outer and inner surfaces, which are on the perimeter of the hollow cylindrical multiple-screw-shirts can be different not only in form, but the size, the distance between the fold lines is equal to the sum of the lengths of the perimeters of geometric shapes pockets inner and outer surfaces.



 

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