CN218112954U

CN218112954U - Large ship water jet propeller and ship

Info

Publication number: CN218112954U
Application number: CN202222009269.9U
Authority: CN
Inventors: 陈云
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-12-23
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses a large-scale naval vessel water jet propeller and naval vessel, wherein, the propeller includes power device, inlet tube, outlet pipe and power storehouse, is equipped with the water inlet on the inlet tube, is equipped with the delivery port on the outlet pipe, is equipped with the transmission shaft in the power storehouse, installs the screw on this transmission shaft, the power device is installed outside the power storehouse, and its output shaft is connected with one end of the transmission shaft; the horizontal height of the power bin is greater than that of the water inlet pipe, an obliquely arranged connecting pipe is connected between the power bin and the water inlet pipe, and the water outlet pipe is obliquely arranged; the top of the power bin is provided with an access hole, and an access door capable of being opened and closed is installed on the access hole; this application sets up the access door that the access hole and can open and shut through the level improvement with the power storehouse at the top in power storehouse, when the screw broke down, opens the access door and can overhaul power storehouse inside, has realized the quick maintenance and the change of screw.

Description

Large ship water jet propeller and ship

Technical Field

The utility model relates to a propeller technical field, concretely relates to large-scale naval vessel water jet propulsion ware and naval vessel.

Background

The ship propeller converts the power generated by the power device into the propelling force of the ship to overcome the resistance of the ship in water navigation and propel the ship to move. In order to facilitate water inflow and water outflow, the existing propeller is generally arranged below a waterline, when the propeller breaks down, a ship must enter a dock, and the ship is maintained after water drainage, so that the maintenance is very inconvenient.

SUMMERY OF THE UTILITY MODEL

To the defects in the prior art, the utility model aims at providing a easy maintenance's large-scale naval vessel water jet propulsor.

Further, this application still provides a naval vessel that adopts above-mentioned propeller.

The utility model adopts the technical proposal that:

the large ship water-jet propeller comprises a power device, a water inlet pipe, a water outlet pipe and a power bin connected between the water inlet pipe and the water outlet pipe, wherein the water inlet pipe is provided with a water inlet, the water outlet pipe is provided with a water outlet, the power bin is internally provided with a transmission shaft, a propeller is arranged on the transmission shaft, the power device is arranged outside the power bin, and an output shaft of the power device is connected with one end of the transmission shaft; the horizontal height of the power bin is greater than that of the water inlet pipe, an obliquely arranged connecting pipe is connected between the power bin and the water inlet pipe, and the water outlet pipe is obliquely arranged; the top of the power bin is provided with an access hole, and an access door capable of being opened and closed is installed on the access hole.

The water outlet device is rotatably arranged at the water outlet so as to change the water outlet direction of the water outlet.

Further, the deflector has a first rotational position, a second rotational position, and a third rotational position, each of the first rotational position, the second rotational position, and the third rotational position being spaced 90 ° apart.

Further, this application still provides a large-scale naval vessel, including the propeller, the propeller adopts foretell large-scale naval vessel water jet propulsion ware, the access hole of propeller is located naval vessel waterline top.

Furthermore, 4-6 groups of the propellers are arranged, 4-6 groups of the propellers are symmetrically arranged at two sides of the ship, 2-3 groups are arranged at each side, the water inlet of the rear group of the propellers is staggered with the water outlet of the adjacent front group, and the water inlet of the rear group of the propellers is positioned in front of the water outlet of the adjacent front group of the propellers.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of a large ship water jet propeller provided in embodiment 1 of the present application;

fig. 2 is a schematic water flow diagram of the deflector provided in embodiment 1 of the present application in a second rotational position;

fig. 3 is a schematic water flow diagram of the deflector provided in embodiment 1 of the present application in a third rotational position;

fig. 4 is a schematic structural diagram of a large ship provided in embodiment 2 of the present application.

The device comprises a power device 1, a transmission shaft 2, a power bin 3, a propeller 4, a water outlet pipe 5, a water inlet pipe 6, a water inlet 7, a connecting pipe 8, a water outlet 9 and a flow guide device 10.

Detailed Description

Here, it is to be noted that the functions, methods, and the like related to the present invention are only conventional adaptive applications of the prior art. Therefore, the present invention is an improvement of the prior art, and the essential thing lies in the connection relationship between the hardware, not the function, method itself, that is, the present invention relates to a little function, method, but does not include the improvement proposed to the function, method itself. The present invention is described for better illustration of the function and method for better understanding of the present invention.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

Example 1

Referring to fig. 1 to 3, the water jet propeller for the large ship comprises a power device 1, a water inlet pipe 6, a water outlet pipe 5 and a power bin 3 connected between the water inlet pipe 6 and the water outlet pipe 5, wherein the water inlet pipe 6 is provided with a water inlet 7, the water outlet pipe 5 is provided with a water outlet 9, the power bin 3 is internally provided with a transmission shaft 2, the transmission shaft 2 is provided with a propeller 4, the power device 1 is installed outside the power bin 3, and an output shaft of the power device is connected with one end of the transmission shaft 2; the horizontal height of the power bin 3 is greater than that of the water inlet pipe 6, a connecting pipe 8 which is obliquely arranged is connected between the power bin 3 and the water inlet pipe 6, and the water outlet pipe 5 is obliquely arranged; the top of the power bin 3 is provided with an access hole, and an access door capable of being opened and closed is installed on the access hole.

According to the power cabin, the horizontal height of the power cabin 3 is increased, the connecting pipe 8 which is obliquely arranged is arranged for connecting the water inlet pipe 6 and the power cabin 3, and when the power cabin is used, the top of the power cabin 3 can be positioned on a ship waterline under the condition that the water inlet 7 and the water outlet 9 are ensured to be positioned below the ship waterline; through setting up the access hole and the access door that can open and shut at the top in power storehouse 3, because the top in power storehouse 3 is located naval vessel draft on, when screw 4 broke down, open the access door and can overhaul power storehouse 3 inside, need not get into the dock and maintain, realized screw 4's quick maintenance and change.

In order to change the water outlet direction of the propeller, the propeller further comprises a diversion device 10, and the diversion device 10 is rotatably arranged on the water outlet 9 so as to change the water outlet direction of the water outlet 9.

The guiding device 10 can be rotatably installed at the water outlet 9 through a rotating shaft, and the rotating shaft is driven to rotate through power, so that the included angle between the guiding device 10 and the water outlet 9 can be changed, and the water outlet direction can be changed.

In the present embodiment, the deflector device 10 has a first rotational position, a second rotational position and a third rotational position, each of which is spaced 90 ° apart.

When the flow guide device 10 rotates to the first rotating position, the water outlet direction and the water flow direction of the propeller are in the basically opposite directions, so that the steering or turning around of the ship can be realized; when the flow guide device 10 rotates by 90 degrees and reaches a second rotation position, the water outlet direction is basically vertical to the water flow direction of the propeller, and the translation of the ship can be realized; when the guiding device 10 continues to rotate by 90 degrees to reach a third rotation position, the water outlet direction is basically consistent with the water flow direction of the propeller, and the ship can advance.

The deflector device 10 may comprise a first deflector and a second deflector connected to each other.

In one embodiment, the first flow guiding plate is fixedly connected with the water outlet 9, and the first flow guiding plate extends towards the water flow direction of the propeller; the second guide plate is rotatably mounted on the first guide plate, and the whole guide device 10 is changed among a first rotating position, a second rotating position and a third rotating position through the rotation of the second guide plate.

In another embodiment, the first guide plate and the second guide plate are fixedly connected and form an included angle, and the included angle can be 90 degrees; the first guide plate is rotatably installed at the water outlet 9, and the whole guide device 10 is changed among a first rotating position, a second rotating position and a third rotating position through the rotation of the first guide plate.

The second guide plate can be a straight plate and can be an arc-shaped plate bent towards the water flow direction.

Example 2

Referring to fig. 4, the present embodiment provides a large ship, including a propeller, where the propeller is the large ship water jet propeller described in embodiment 1, and a service port of the propeller is located above a ship waterline.

By adopting the arrangement, when the propeller 4 breaks down, the ship can be stopped in time for maintenance or replacement, the ship does not need to enter a dock, and the propeller 4 is very convenient to maintain or replace.

The propellers can be provided with 4-6 groups, 4-6 groups of propellers are symmetrically arranged at two sides of a ship, 2-3 groups are arranged at each side, the water inlet 7 of the rear group of propellers is staggered with the water outlet 9 of the adjacent front group, and the water inlet 7 of the rear group of propellers is positioned in front of the water outlet 9 of the adjacent front group of propellers.

The water inlet 7 of a rear group of the propellers is arranged in a staggered mode with the water outlet 9 of a front group of the propellers, the water inlet 7 of the rear group of the propellers is positioned in front of the water outlet 9 of the front group of the propellers, the rear group of the propellers is prevented from directly sucking water out of the front group of the propellers, and the power superposition effect of the front group of the propellers and the rear group of the propellers is guaranteed.

The propeller sets up 4 groups at least, and 4 groups of propellers are installed respectively in the both sides of naval vessel, and two liang are relative. Of course, 6 sets may be provided, with 3 sets of propellers mounted on each side; when the propeller is used, 4 groups of propellers can be used, and the other two groups of propellers can be maintained or repaired, so that maintenance of the propellers without stopping the ship is realized.

By adopting the structure, when the ship needs to be translated, the propeller on one side can be controlled to stop working, and the flow guide device 10 of the propeller on the other side is positioned at the second rotating position, so that the water outlet direction of the propeller is vertical to the ship body direction of the ship, and the ship can be translated left and right; when the ship needs to turn around, the propeller on one side of the controller stops working, and the flow guide device 10 of the propeller on the other side is positioned at the first rotating position, so that the water outlet direction is towards the direction of the ship bow, and the steering or turning around of the ship can be realized.

In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral combinations thereof; may be an electrical connection; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the description of the present specification, references to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like are intended to mean that a particular feature, system, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, systems, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included in the scope of the claims and description of the present invention.

Claims

1. The large ship water-jet propeller comprises a power device, a water inlet pipe, a water outlet pipe and a power bin connected between the water inlet pipe and the water outlet pipe, wherein the water inlet pipe is provided with a water inlet, the water outlet pipe is provided with a water outlet, the power bin is internally provided with a transmission shaft, a propeller is arranged on the transmission shaft, the power device is arranged outside the power bin, and an output shaft of the power device is connected with one end of the transmission shaft; the water inlet pipe is characterized in that the horizontal height of the power bin is greater than that of the water inlet pipe, a connecting pipe which is obliquely arranged is connected between the power bin and the water inlet pipe, and the water outlet pipe is obliquely arranged; the top of the power bin is provided with an access hole, and an access door capable of being opened and closed is installed on the access hole.

2. The large ship water jet propulsor of claim 1, further comprising a diversion device rotatably mounted at said water outlet to change the direction of water exiting said water outlet.

3. The large ship water jet propulsor of claim 2, wherein said deflector has a first rotational position, a second rotational position, and a third rotational position, each of said first rotational position, said second rotational position, and said third rotational position being spaced 90 ° apart.

4. The large ship comprises a propeller, and is characterized in that the propeller adopts the large ship water jet propeller as claimed in any one of claims 1 to 3, and the access hole of the propeller is positioned above the waterline of the ship.

5. The large ship according to claim 4, wherein the number of the thrusters is 4-6, 4-6 groups of thrusters are symmetrically installed on two sides of the ship, 2-3 groups are installed on each side, the water inlet of the later group of thrusters is staggered with the water outlet of the adjacent previous group, and the water inlet of the later group of thrusters is positioned in front of the water outlet of the adjacent previous group of thrusters.