CN216070476U

CN216070476U - Steering mechanism of steering oar for ship

Info

Publication number: CN216070476U
Application number: CN202122485845.2U
Authority: CN
Inventors: 柳德君; 舒永东; 常晓雷; 常江; 皮志达; 林富华; 许兆林
Original assignee: Nanjing High Accurate Marine Equipment Co Ltd
Current assignee: Nanjing High Accurate Marine Equipment Co Ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-03-18
Anticipated expiration: 2031-10-15

Abstract

The utility model relates to the technical field of ship engineering, and discloses a steering mechanism of a steering oar for a ship. The steering mechanism of the steering oar for the ship comprises a well box, a turntable bearing, a steering body and a lower gear box assembly; the turntable bearing comprises an inner ring and an outer ring which are rotationally connected, and the outer ring is fixed on the top wall of the well box; the steering body is arranged at the bottom of the inner ring; the lower gear box assembly is arranged at the bottom of the rudder body. The utility model cancels the bearing between the lower gear box assembly and the well box in the prior art, the steering body and the lower gear box assembly are directly and fixedly arranged at the bottom of the inner ring of the turntable bearing to form a cantilever steering structure, thereby meeting the working condition requirement of large load (such as high ice level), simplifying the structure and reducing the height size of the steering mechanism of the steering oar for the ship.

Description

Steering mechanism of steering oar for ship

Technical Field

The utility model relates to the technical field of ship engineering, in particular to a steering mechanism of a steering oar for a ship.

Background

The existing steering mechanism of the steering oar basically adopts a simply-supported steering structure, namely a steering body is fixed at the bottom of a turntable bearing, one end of a lower gear box assembly is fixed at the bottom of the steering body, the lower gear box assembly is also rotatably connected with a well box through a bearing, and the steering body and the bearing form two rotary bearing points of the lower gear box assembly. However, in some cases, such as in a high ice level environment, the maximum load borne by the rudder-turning mechanism of the rudder propeller is extremely large, and the bearing between the lower gearbox assembly and the well box cannot meet the use requirement generally; meanwhile, the overall height of the rudder propeller is limited due to the overall arrangement requirement of the ship, and a bearing at the lower part cannot be arranged.

Accordingly, there is a need for a steering mechanism for a rudder propeller of a ship to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model aims to provide a steering mechanism of a steering oar for a ship, which can meet the requirement of a large-load (such as high ice level) working condition, simplify the structure and reduce the height size of the steering mechanism of the steering oar for the ship.

In order to achieve the purpose, the utility model adopts the following technical scheme:

in one aspect, a rudder paddle steering mechanism for a ship is provided, including:

a well box;

the turntable bearing comprises an inner ring and an outer ring which are rotationally connected, and the outer ring is fixed on the top wall of the well box;

the rudder body is arranged at the bottom of the inner ring;

and the lower gear box assembly is arranged at the bottom of the rudder body.

As a preferred technical scheme of the steering mechanism of the steering oar for the ship, the well box is connected with the steering body in a sealing way.

As a preferred technical scheme of the steering mechanism of the steering oar for the ship, the well box is annular and is annularly arranged on the outer side of the steering body.

As a preferable technical scheme of the steering mechanism of the steering oar for the ship, a sealing element is arranged between the inner side wall of the well box and the outer side wall of the steering body.

As an optimal technical scheme of the steering mechanism of the steering oar for the ship, a plurality of first threaded holes are annularly formed in the top wall of the well box, a plurality of first fixing holes in one-to-one correspondence with the first threaded holes are formed in the outer ring, and first bolts penetrate through the first fixing holes and are in threaded connection with the first threaded holes.

As a preferred technical scheme of a steering mechanism of a steering oar for a ship, the steering body comprises an annular side edge and an annular bottom edge, and the annular side edge is fixedly connected with the inner ring; the annular bottom edge is fixedly connected with the lower gear box assembly.

As an optimal technical scheme of the steering mechanism of the ship steering oar, the top wall of the annular side edge is uniformly provided with a plurality of second threaded holes, the outer ring is provided with a plurality of second fixing holes in one-to-one correspondence with the plurality of second threaded holes, and second bolts penetrate through the second fixing holes and are in threaded connection with the second threaded holes.

As a preferred technical scheme of a steering mechanism of a steering oar for a ship, the lower gear box assembly comprises a box body and a transmission component, wherein a plurality of third threaded holes are annularly formed in the top wall of the box body, a plurality of third fixing holes which correspond to the plurality of third threaded holes one to one are formed in the annular bottom edge of the box body, and third bolts penetrate through the third fixing holes and are in threaded connection with the third threaded holes;

the annular space of the annular bottom edge is used for avoiding the transmission assembly.

As a preferred technical scheme of a rudder-steering mechanism of a rudder propeller for a ship, the rudder-steering mechanism of the rudder propeller for the ship is installed on a ship body, the ship body is provided with an installation hole and a plurality of fourth fixing holes, and the plurality of fourth fixing holes are annularly arranged in the installation hole;

the top wall of the well box is annularly provided with a plurality of fourth threaded holes in one-to-one correspondence with the fourth fixing holes at the positions which are not covered by the turntable bearing, the turntable bearing extends into the mounting holes, and fourth bolts penetrate through the fourth fixing holes and are in threaded connection with the fourth threaded holes.

The utility model has the beneficial effects that:

the utility model provides a steering mechanism of a steering oar for a ship, wherein an outer ring of a turntable bearing is fixed on the top wall of a well box; the steering body is arranged at the bottom of the inner ring; the lower gear box assembly is directly arranged at the bottom of the rudder body. The utility model cancels the bearing between the lower gear box assembly and the well box in the prior art, the steering body and the lower gear box assembly are directly and fixedly arranged at the bottom of the inner ring of the turntable bearing to form a cantilever steering structure, thereby meeting the working condition requirement of large load (such as high ice level), simplifying the structure and reducing the height size of the steering mechanism of the steering oar for the ship.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a steering mechanism of a rudder propeller for a ship according to an embodiment of the present invention;

fig. 2 is an enlarged view of fig. 1 at a.

The figures are labeled as follows:

1. a well box; 2. a turntable bearing; 21. an inner ring; 22. an outer ring; 3. a rudder body is rotated; 31. an annular side; 32. an annular bottom edge; 4. a lower gearbox assembly; 5. a seal member; 6. a first bolt; 7. and a second bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 and 2, the present embodiment provides a rudder-controlling mechanism for a rudder propeller for a ship, which includes a well box 1, a slewing bearing 2, and a rudder body 3.

Specifically, the turntable bearing 2 comprises an inner ring 21 and an outer ring 22 which are rotatably connected, and the outer ring 22 is fixed on the top wall of the well box 1; the rudder body 3 is arranged at the bottom of the inner ring 21; the lower gearbox assembly 4 is arranged at the bottom of the rudder body 3. Compared with the prior art, the embodiment cancels the bearing between the lower gear box assembly 4 and the well box 1, the steering body 3 and the lower gear box assembly 4 are directly and fixedly installed at the bottom of the inner ring 21 of the turntable bearing 2 to form a cantilever steering structure, the working condition requirement of large load (such as high ice level) can be met, the structure is simplified, and the height size of the steering mechanism of the steering oar for the ship is reduced.

Preferably, the well box 1 is connected with the steering body 3 in a sealing way so as to seal the inner space of the steering mechanism of the steering oar for the ship. Further, the well box 1 is annular and is arranged outside the steering body 3 in a surrounding mode. A sealing element 5 is arranged between the inner side wall of the well box 1 and the outer side wall of the steering body 3, so that sealing between the well box 1 and the steering body 3 is realized, and the height dimension of the steering mechanism of the steering oar for the ship is reduced. In this embodiment, the seal 5 is a rotary oil seal.

Further, the roof ring of well case 1 is equipped with a plurality of first screw holes, and outer lane 22 is provided with a plurality of first fixed orificess with a plurality of first screw hole one-to-one, and first bolt 6 wears to locate first fixed orifices and threaded connection in first screw hole, has realized that outer lane 22 is fixed in the roof of well case 1.

Preferably, the steering body 3 is basin-shaped, the steering body 3 comprises an annular side edge 31 and an annular bottom edge 32, and the annular side edge 31 is fixedly connected with the inner ring 21; the annular bottom edge 32 is fixedly connected with the lower gearbox assembly 4. Wherein, the roof of annular side 31 evenly is provided with a plurality of second screw holes, and outer lane 22 is provided with a plurality of second fixed orificess with a plurality of second screw hole one-to-one, and second bolt 7 wears to locate second fixed orifices and threaded connection in second screw hole, has realized outer lane 22 and the commentaries on classics rudder body 3 fixed connection of carousel bearing 2.

Further preferably, lower gear box assembly 4 includes box and drive assembly, and drive assembly is located the cavity of box, and the roof ring of box is equipped with a plurality of third screw holes, and annular base 32 is provided with a plurality of third fixed orificess with a plurality of third screw hole one-to-one, and third bolt wears to locate third fixed orificess and threaded connection in third screw hole to gear box assembly 4 is fixed in the bottom of commentaries on classics rudder body 3 through the box under the realization, and the simplified structure, wherein, the annular space at annular base 32 center is used for dodging drive assembly. It should be noted that the structure of the lower gearbox assembly 4 is a common structure for those skilled in the art, and the detailed structure of the lower gearbox assembly 4 will not be described herein.

In the embodiment, the steering mechanism of the steering oar for the ship is arranged on the ship body, the ship body is provided with an installation hole and a plurality of fourth fixing holes, and the plurality of fourth fixing holes are annularly arranged in the installation hole; the roof of well case 1 and the position ring that is not covered by swivel bearing 2 are equipped with a plurality of fourth screw holes with a plurality of fourth fixed orificess one-to-one, and swivel bearing 2 stretches into in the mounting hole, and fourth fixed orifices and threaded connection in fourth screw hole are worn to locate by the fourth bolt to realize that boats and ships are fixed in the bottom of hull through well case 1 with rudder propeller steering mechanism.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. The utility model provides a rudder oar steering mechanism for boats and ships which characterized in that includes:

a well box (1);

the turntable bearing (2) comprises an inner ring (21) and an outer ring (22) which are connected in a rotating mode, and the outer ring (22) is fixed on the top wall of the well box (1);

the rudder body (3) is arranged at the bottom of the inner ring (21);

and the lower gear box assembly (4) is mounted at the bottom of the rudder body (3).

2. Rudder propeller mechanism according to claim 1, characterised in that the well box (1) is sealingly connected to the rudder body (3).

3. Rudder propeller according to claim 1, characterised in that the well box (1) is ring-shaped and is arranged around the outside of the rudder body (3).

4. Rudder propeller according to claim 2, characterised in that a seal (5) is arranged between the inner side wall of the well box (1) and the outer side wall of the rudder body (3).

5. The rudder steering mechanism for the marine rudder propeller according to any one of claims 1 to 4, wherein a plurality of first threaded holes are annularly formed in a top wall of the well box (1), the outer ring (22) is provided with a plurality of first fixing holes corresponding to the plurality of first threaded holes one to one, and the first bolts (6) are inserted into the first fixing holes and are in threaded connection with the first threaded holes.

6. Rudder propeller according to any of the claims 1-4, characterised in that the rudder body (3) comprises an annular side (31) and an annular bottom (32), the annular side (31) being fixedly connected to the inner ring (21) and the annular bottom (32) being fixedly connected to the lower gearbox assembly (4).

7. The rudder mechanism of a ship rudder propeller according to claim 6, wherein the top wall of the annular side edge (31) is uniformly provided with a plurality of second threaded holes, the outer ring (22) is provided with a plurality of second fixing holes corresponding to the plurality of second threaded holes one by one, and the second bolts (7) are inserted into the second fixing holes and are in threaded connection with the second threaded holes.

8. The rudder steering mechanism of the marine rudder propeller according to claim 6, wherein the lower gear box assembly (4) comprises a box body and a transmission assembly, a plurality of third threaded holes are annularly formed in the top wall of the box body, a plurality of third fixing holes corresponding to the plurality of third threaded holes in a one-to-one manner are formed in the annular bottom edge (32), and third bolts are inserted into the third fixing holes and are in threaded connection with the third threaded holes;

the annular space of the annular bottom edge (32) is used for avoiding the transmission assembly.

9. The rudder paddle steering mechanism for the ship according to claim 1, wherein the rudder paddle steering mechanism for the ship is mounted on a ship body, the ship body is provided with a mounting hole and a plurality of fourth fixing holes, and the plurality of fourth fixing holes are annularly arranged on the mounting hole;

the roof of well case (1) and not by the position ring that carousel bearing (2) covered is equipped with a plurality of fourth fixed orifices one-to-one's a plurality of screw holes, carousel bearing (2) stretch into in the mounting hole, fourth bolt wear to locate fourth fixed orifices and threaded connection in fourth screw hole.