CN211001768U - Marine propeller and propulsion system - Google Patents

Abstract

The utility model discloses a marine propeller and propulsion system, including propeller dustcoat and propeller subassembly, the propeller subassembly sets up in the inside of propeller dustcoat, through suit the propeller dustcoat in the outside of propeller subassembly, make the propeller subassembly have self reaction force, reach higher propulsion efficiency, and more energy saving and consumption reduction, inlay the high energy magnet module respectively in the inside of outer staving and inside helical blade simultaneously, can electromagnetic attraction, also can adsorb by oneself, increase thrust, make the marine propeller more energy saving and emission reduction; through setting up magnetic suspension bearing at the propeller subassembly for helical propeller does not have frictional force when rotatory almost, reduces the oil consumption, increases propulsive efficiency, and sets up disk cutting net ware on bearing bracket, has avoided helical blade mistake to twine the fishing net and influence normal work, makes helical propeller's work safer.

Description

Marine propeller and propulsion system

Technical Field

The utility model relates to a machinery electrical technology field specifically is a marine propeller and propulsion system.

Background

The ship propeller is an energy converter in a ship propulsion device. The power generated by the engine is converted into the thrust of the ship to overcome the resistance of the ship in water and push the ship to move. The most common are propellers, but also paddle wheels, water jet propellers, air jet propellers, ducted propellers, and flat-rotor propellers, among others. In a broad sense, the propeller also comprises a pole, a oar, a scull, a fiber, a sail and the like which drive the ship to advance by manpower or wind power.

The existing marine propeller has the defects of self reaction force which cannot be changed, serious loss of motive power due to the limitation of the number of revolutions and the like.

In view of the above, the utility model provides a marine propeller and propulsion system.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a marine propeller and propulsion system, including propeller dustcoat and propeller subassembly, the propeller subassembly sets up in the inside of propeller dustcoat, and the oil consumption is little, and it is efficient to impel to the problem in the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a marine propeller and a propulsion system comprise a propeller outer cover and a propeller assembly, wherein the propeller assembly is arranged inside the propeller outer cover, the propeller outer cover comprises a cross-shaped coupling and a barrel body, the barrel body is provided with an outer barrel body, an inner wear-resistant rubber barrel body and a connecting bolt, the inner wear-resistant rubber barrel body is arranged inside the outer barrel body and is fixedly connected with the outer barrel body through the connecting bolt, and the cross-shaped coupling is connected with the propeller assembly;

the propeller assembly comprises a bearing support, a magnetic suspension bearing and a spiral propeller, the magnetic suspension bearing is fixedly pressed inside the bearing support, and the magnetic suspension bearing is sleeved at two ends of the spiral propeller and fixed in the barrel body through the bearing support.

Preferably, a first high-energy magnet module is embedded in the outer barrel body according to a spiral travelling route.

Preferably, the inner wear-resistant rubber barrel body is provided with a front rubber barrel body and a rear rubber barrel body, the front rubber barrel body is arranged at the front end of the barrel body and is arranged at the outer side of the spiral propeller, the rear rubber barrel body is arranged at the rear end of the barrel body, and the front rubber barrel body and the rear rubber barrel body form the whole inner wear-resistant rubber barrel body.

Preferably, the bearing support is provided with a water inlet end bearing support and a water outlet end bearing support, the water inlet end bearing support is installed at one end of the spiral propeller, and the water outlet end bearing support is installed at the other end of the spiral propeller.

Preferably, the inner ring of the bearing support is provided with a disc type net cutter, the disc type net cutter is provided with a fixed blade and a rotary blade, and the shapes of the fixed blade and the rotary blade are consistent with the shape of the pillar of the bearing support.

Preferably, the magnetic suspension bearing is provided with a water inlet end bearing and a water outlet end bearing, the water inlet end bearing is pressed in the water inlet end bearing support, and the water outlet end bearing is pressed in the water outlet end bearing support.

Preferably, the screw propeller is provided with a shaft lever and three rows of helical blades, one end of the shaft lever is connected with the cross-shaped coupling, the other end of the shaft lever is movably mounted on the water outlet end bearing support, and the three rows of helical blades are fixedly arranged on the shaft lever to form the whole screw propeller.

Preferably, the second high-energy magnet module is embedded on the contact surface of the blade tips of the three rows of helical blades and the front rubber barrel body, the front rubber barrel body is in contact with the top ends of the three rows of helical blades but not clamped, and gaps between the blade tips and the front rubber barrel body are sealed.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. this marine propeller and propulsion system, through the outside suit propeller dustcoat at the propeller subassembly for the propeller subassembly does not have self reaction force, reach higher propulsion efficiency, and more energy saving and consumption, simultaneously outside the inside of staving and three rows of helical blade's blade tip inside inlay first high energy magnet module and second high energy magnet module respectively, can electromagnetic attraction, also can adsorb by oneself, increase thrust, make this marine propeller more energy saving and emission reduction.

2. This marine propeller and propulsion system through set up magnetic suspension bearing at the propeller subassembly for helical propeller does not have frictional force almost when rotatory, reduces the oil consumption, increases propulsive efficiency, and sets up disk cut net ware on bearing bracket, has avoided helical blade mistake to twine the fishing net and influence normal work, makes helical propeller's work safer.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall cross-sectional view of the present invention;

fig. 3 is an exploded view of the propeller assembly of the present invention;

FIG. 4 is a schematic view of a part of the spiral blade of the present invention;

fig. 5 is a schematic view of the structure of the bearing bracket of the present invention.

In the figure: 1. a propeller housing; 11. a cross coupling; 12. a barrel body; 121. an outer barrel body; 1211. a first high energy magnet module; 122. a connecting bolt; 123. an inner wear-resistant rubber barrel body; 1231. a front rubber barrel body; 1232. a rear rubber barrel body; 2. a propeller assembly; 21. a bearing support; 2101. a water inlet end bearing support; 2102. a bearing support at the water outlet end; 211. a disc type net cutter; 2111. fixing a blade; 2112. a rotary blade; 22. a magnetic suspension bearing; 2201. a water inlet end bearing; 2202. a water outlet end bearing; 23. a screw propeller; 231. a shaft lever; 232. three rows of helical blades; 2321. a second high energy magnet module; 2322. and (4) blade tips.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a marine propeller and propulsion system includes apropeller housing 1 and apropeller assembly 2, thepropeller assembly 2 being disposed within thepropeller housing 1.

Thepropeller housing 1 comprises across coupling 11 and abarrel body 12, thebarrel body 12 is provided with anouter barrel body 121, a connectingbolt 122 and an inner wear-resistantrubber barrel body 123, a first high-energy magnet module 1211 is inlaid in theouter barrel body 121, the inner wear-resistantrubber barrel body 123 is arranged in theouter barrel body 121 and is fixedly connected with theouter barrel body 121 through the connectingbolt 122, the inner wear-resistantrubber barrel body 123 is provided with a frontrubber barrel body 1231 and a rearrubber barrel body 1232, the frontrubber barrel body 1231 is arranged at the front end of thebarrel body 12 and is arranged at the outer side of thespiral propeller 23, the rearrubber barrel body 1232 is arranged at the rear end of thebarrel body 12, the frontrubber barrel body 1231 and the rearrubber barrel body 1232 form the whole inner wear-resistantrubber barrel body 123, thecross coupling 11 is connected with thepropeller assembly 2, and thepropeller housing 1 is sleeved outside thepropeller assembly 2, so that the propeller, meanwhile, the first high-energy magnet module 1211 and the second high-energy magnet module 2321 are respectively embedded in theouter barrel body 121 and theblade tip 2322 of the three-row typehelical blade 232, so that the electromagnetic attraction and the self-attraction can be realized, the thrust is increased, and the energy conservation and emission reduction of the marine propeller are better.

Thepropeller component 2 comprises abearing support 21, a magnetic suspension bearing 22 and aspiral propeller 23, thebearing support 21 is provided with a water inletend bearing support 2101 and a water outletend bearing support 2102, the water inletend bearing support 2101 is installed at one end of thespiral propeller 23, the water outletend bearing support 2102 is installed at the other end of thespiral propeller 23, the inner ring of thebearing support 21 is provided with a disctype net cutter 211, the disctype net cutter 211 is provided with afixed blade 2111 and arotary blade 2112, the shapes of thefixed blade 2111 and therotary blade 2112 are consistent with the shape of a strut of thebearing support 21, the magnetic suspension bearing 22 is fixedly pressed and installed in thebearing support 21, the magnetic suspension bearing 22 is provided with a water inlet end bearing 2201 and a water outlet end bearing 2202, the water inlet end bearing 2201 is pressed and installed in the water inletend bearing support 2101, the water outlet end bearing 2202 is pressed and installed in the, thepropeller 23 is fixed in thebarrel body 12 through abearing support 21, thepropeller 23 is provided with ashaft rod 231 and three rows ofspiral blades 232, one end of theshaft rod 231 is connected with thecross-coupling 11, the other end is movably arranged on a water outletend bearing support 2102, the three rows ofspiral blades 232 are fixedly arranged on theshaft rod 231 to form a whole body of thepropeller 23, a second high-energy magnet module 2321 is embedded on the contact surface of ablade tip 2322 of the three rows ofspiral blades 232 and a frontrubber barrel body 1231, the frontrubber barrel body 1231 is contacted with the top ends of the three rows ofspiral blades 232 but not clamped, a gap between theblade tip 2322 and the frontrubber barrel body 1231 is sealed, a magnetic suspension bearing 22 is arranged on thepropeller assembly 2, so that the friction force is smaller when thepropeller 23 rotates, the oil consumption is reduced, the propelling efficiency is increased, and a disctype net cutter 211 is arranged on thebearing support 21, thereby avoiding the influence of, making the operation of theauger 23 safer.

In summary, the following steps: the utility model provides a marine propeller and propulsion system, includingpropeller dustcoat 1 andpropeller subassembly 2,propeller subassembly 2 sets up in the inside ofpropeller dustcoat 1, throughsuit propeller dustcoat 1 in the outside ofpropeller subassembly 2, makepropeller subassembly 2 reduce self reaction force, reach higher propulsion efficiency, and more energy saving and consumption reduction, inlay first highenergy magnet module 1211 and second highenergy magnet module 2321 respectively in the inside ofouter staving 121 and theblade tip 2322 of three rows ofhelical blade 232 simultaneously, can electromagnetism be inhaled, also can adsorb by oneself, increase thrust, make this marine propeller more energy saving and emission reduction; through setting up magnetic suspension bearing 22 atpropeller subassembly 2 forhelical propeller 23 frictional force is littleer when rotatory, reduces the oil consumption, increases propulsive efficiency, and sets up disk cutnet ware 211 on bearingbracket 21, has avoided three row formulahelical blade 232 mistake to twine the fishing net and influence normal work, makeshelical propeller 23's work safer.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A marine propeller and propulsion system comprising a propeller housing (1) and a propeller assembly (2), the propeller assembly (2) being arranged inside the propeller housing (1), characterized in that: the propeller outer cover (1) comprises a cross coupling (11) and a barrel body (12), the barrel body (12) is provided with an outer barrel body (121), a connecting bolt (122) and an inner wear-resistant rubber barrel body (123), the inner wear-resistant rubber barrel body (123) is arranged inside the outer barrel body (121) and is fixedly connected with the outer barrel body (121) through the connecting bolt (122), and the cross coupling (11) is connected with the propeller assembly (2);

the propeller assembly (2) comprises a bearing support (21), a magnetic suspension bearing (22) and a spiral propeller (23), the magnetic suspension bearing (22) is fixedly pressed inside the bearing support (21), and the magnetic suspension bearing (22) is sleeved at two ends of the spiral propeller (23) and fixed in the barrel body (12) through the bearing support (21).

2. A marine propulsor and propulsion system according to claim 1, wherein: the inner part of the outer barrel body (121) is embedded with a first high-energy magnet module (1211) according to a spiral travelling route.

3. A marine propulsor and propulsion system according to claim 1, wherein: interior wear-resisting rubber staving (123) are provided with preceding rubber staving (1231) and back rubber staving (1232), and preceding rubber staving (1231) sets up the front end at staving (12), and sets up the outside at screw propeller (23), and back rubber staving (1232) sets up the rear end at staving (12), and preceding rubber staving (1231) and back rubber staving (1232) form interior wear-resisting rubber staving (123) wholly.

4. A marine propulsor and propulsion system according to claim 1, wherein: the bearing support (21) is provided with a water inlet end bearing support (2101) and a water outlet end bearing support (2102), the water inlet end bearing support (2101) is installed at one end of the spiral propeller (23), and the water outlet end bearing support (2102) is installed at the other end of the spiral propeller (23).

5. A marine propulsor and propulsion system according to claim 1, wherein: the disc-type net cutter (211) is mounted on the inner ring of the bearing support (21), the disc-type net cutter (211) is provided with a fixed blade (2111) and a rotating blade (2112), and the shapes of the fixed blade (2111) and the rotating blade (2112) are consistent with that of a strut of the bearing support (21).

6. A marine propulsor and propulsion system according to claim 1, wherein: the magnetic suspension bearing (22) is provided with a water inlet end bearing (2201) and a water outlet end bearing (2202), the water inlet end bearing (2201) is pressed in the water inlet end bearing support (2101), and the water outlet end bearing (2202) is pressed in the water outlet end bearing support (2102).

7. A marine propulsor and propulsion system according to claim 1, wherein: the propeller (23) is provided with a shaft rod (231) and three rows of helical blades (232), one end of the shaft rod (231) is connected with the cross-shaped coupler (11), the other end of the shaft rod is movably mounted on the water outlet end bearing support (2102), and the three rows of helical blades (232) are fixedly arranged on the shaft rod (231) to form the whole propeller (23).

8. A marine propulsor and propulsion system according to claim 7, wherein: the second high-energy magnet module (2321) is embedded on the contact surface of the blade tip (2322) of the three-row type helical blade (232) and the front rubber barrel body (1231), the front rubber barrel body (1231) is in contact with the top end of the three-row type helical blade (232) but is not clamped, and a gap between the blade tip (2322) and the front rubber barrel body (1231) is sealed.

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