CN213502853U

CN213502853U - Novel ship propeller

Info

Publication number: CN213502853U
Application number: CN202022164097.3U
Authority: CN
Inventors: 乔宗连; 许胜利
Original assignee: Suzhou Koske Marine Machinery Co ltd
Current assignee: Suzhou Koske Marine Machinery Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-06-22
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a novel ship propeller, which comprises a blade, a propeller shaft, a clamping groove, a propeller shell, a fixing device, a bolt, a propeller hub, a reinforcing rib, a bolt hole, a fixing plate and a screw, wherein the blade is fixedly arranged on the propeller hub through the bolt, the propeller shaft is arranged in the propeller hub, the clamping groove is arranged at one end of the propeller shaft, the fixing device is arranged at the front end of the propeller hub, and the propeller shell is arranged at the outer side of the fixing device, thereby reducing the waste of resources, being convenient to replace and saving time.

Description

Novel ship propeller

Technical Field

The utility model belongs to the technical field of the boats and ships are relevant, concretely relates to novel ship propeller.

Background

The propeller is a device which rotates in the air or water by means of blades and converts the rotating power of an engine into propulsive force, and can be a propeller with two or more blades connected with a hub, wherein the backward surface of each blade is a spiral surface or a surface similar to the spiral surface. The propellers are divided into a plurality of types and are widely applied, such as propellers of aircrafts and ships.

The prior ship technology has the following problems: 1. the existing propeller blades are not high in strength and not durable enough, so that the cost is wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel boats and ships screw to solve the current screw paddle intensity that proposes in the above-mentioned background art not high, the paddle is durable inadequately, thereby the cost problem has been wasted.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a novel ship propeller, includes paddle, oar axle, draw-in groove, spiral shell, fixing device, bolt, propeller hub, strengthening rib, bolt hole, fixed plate and screw, the paddle passes through bolt fixed mounting on the propeller hub, the inside propeller shaft that is equipped with of propeller hub, the one end of propeller shaft is equipped with the draw-in groove, the front end of propeller hub is equipped with fixing device, fixing device's the outside is equipped with the spiral shell.

Preferably, a fixing plate is arranged below the paddle, bolt holes are formed in the surface of the fixing plate, and reinforcing ribs are arranged on two sides of the surface of the paddle.

Preferably, the blade comprises a bolt hole and a fixing plate, the fixing plate is fixedly screwed on the hub by the blade through the bolt, and five blades are arranged.

Preferably, the fixing means comprises a screw, and the fixing means is fixed to the front end of the hub by the screw and the screw housing.

Preferably, the material of the blade is copper alloy with good corrosion resistance and low melting point.

Preferably, the hub is a hollow structure, and a propeller shaft is inserted into the hub.

Compared with the prior art, the utility model provides a novel ship propeller possesses following beneficial effect:

1. the utility model discloses boats and ships propeller blade sets up simply, and is rational in infrastructure, through adding certain strengthening rib on the paddle, under the condition that does not increase the paddle wall thickness, strengthens the intensity and the rigidity of paddle to practice thrift the quantity, weight reduction, reduce cost can overcome the askew deformation of twisting of the paddle that the uneven stress that the paddle wall thickness difference brought caused.

2. The utility model discloses boats and ships propeller blade design benefit, rational in infrastructure, paddle fixed mounting is on the surface of oar hub, and the fixed grafting of oar shaft is in the inside of oar shaft, and the front end fixed mounting of oar hub has fixing device, consequently can dismantle them and change, can replace when certain part has the damage to reduce the waste of resource, it is convenient to change moreover, saves time.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a novel ship propeller provided by the present invention;

fig. 2 is a schematic structural view of a blade according to the present invention;

fig. 3 is a schematic structural view of the fixing device of the present invention;

in the figure: 1. a paddle; 2. a paddle shaft; 3. a card slot; 4. a spiral shell; 5. a fixing device; 6. a bolt; 7. a hub; 8. reinforcing ribs; 9. bolt holes; 10. a fixing plate; 11. and (4) screws.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution:

a novel ship propeller comprises blades 1, a propeller shaft 2, clamping grooves 3, a spiral shell 4, a fixing device 5, bolts 6, a propeller hub 7, reinforcing ribs 8, bolt holes 9, a fixing plate 10 and screws 11, wherein the blades 1 are fixedly arranged on the propeller hub 7 through the bolts 6, the propeller shaft 2 is arranged inside the propeller hub 7, the clamping grooves 3 are formed in one end of the propeller shaft 2, the fixing device 5 is arranged at the front end of the propeller hub 7, the spiral shell 4 is arranged on the outer side of the fixing device 5, the fixing plate 10 is arranged below the blades 1, the bolt holes 9 are formed in the surface of the fixing plate 10, the reinforcing ribs 8 are arranged on two sides of the surface of the blades 1, the blades 1 comprise the bolt holes 9 and the fixing plate 10, the fixing plate 10 is fixedly screwed on the propeller hub 7 through the bolts 6 by the blades 1, the blades 1 are provided with five numbers, the fixing device 5 comprises the screws 11, the fixing device 5 is fixed, the material of the paddle 1 is copper alloy with good corrosion resistance and low melting point, the paddle hub 7 is of a hollow structure, and the paddle shaft 2 is inserted into the paddle hub 7.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, connect the inside motor of hull through draw-in groove 3, when the inside motor of hull begins to operate, it is rotatory together to drive oar axle 2, because 2 pegs graft of oar axle and fixes the inside at oar hub 7, so oar hub 7 also follows the operation, oar hub 7 drives paddle 1 constantly operation again, when paddle 1 begins to operate, the stress inequality because of 1 wall thickness difference of paddle brings can cause the paddle to warp and warp, at this moment, strengthening rib 8 on the paddle 1 will play the effect, 8 fixed mounting in the both sides of paddle 1 of strengthening rib, can make paddle 1 under the condition that does not strengthen the paddle wall thickness, the intensity and the rigidity of reinforcing paddle, in order to practice thrift the quantity, weight reduction, and cost is lowered, the paddle warp and warp that the stress inequality that can overcome paddle wall thickness difference and bring caused.

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

1. The utility model provides a novel ship propeller, includes paddle (1), oar axle (2), draw-in groove (3), spiral shell (4), fixing device (5), bolt (6), propeller hub (7), strengthening rib (8), bolt hole (9), fixed plate (10) and screw (11), its characterized in that: the propeller is characterized in that the propeller blades (1) are fixedly mounted on a propeller hub (7) through bolts (6), a propeller shaft (2) is arranged inside the propeller hub (7), a clamping groove (3) is formed in one end of the propeller shaft (2), a fixing device (5) is arranged at the front end of the propeller hub (7), and a spiral shell (4) is arranged on the outer side of the fixing device (5).

2. The novel marine propeller of claim 1, wherein: the utility model discloses a paddle, including paddle (1), the below of paddle (1) is provided with fixed plate (10), fixed plate (10) surface is provided with bolt hole (9), the surperficial both sides of paddle (1) are provided with strengthening rib (8).

3. The novel marine propeller of claim 1, wherein: the paddle (1) comprises a bolt hole (9) and a fixing plate (10), the fixing plate (10) is fixedly screwed on the hub (7) by the paddle (1) through bolts (6), and five paddles are arranged on the paddle (1).

4. The novel marine propeller of claim 1, wherein: the fixing device (5) comprises a screw (11), and the fixing device (5) is fixed at the front end of the propeller hub (7) through the screw (11) and the spiral shell (4).

5. The novel marine propeller of claim 1, wherein: the paddle (1) is made of copper alloy with good corrosion resistance and low melting point.

6. The novel marine propeller of claim 1, wherein: the propeller hub (7) is of a hollow structure, and the propeller shaft (2) is inserted into the propeller hub (7).