CN114906287A

CN114906287A - Ice breaking device for ship

Info

Publication number: CN114906287A
Application number: CN202210591336.4A
Authority: CN
Inventors: 胡毅; 李徳政; 康勇; 李佳敏; 谢佳桥
Original assignee: Wuhan University WHU
Current assignee: Wuhan University WHU
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-08-16

Abstract

The application discloses ice breaking device that boats and ships were used. This device opens ice includes: a stationary plate configured to be mounted on a vessel; the mounting base is fixedly connected with the fixing plate and used for mounting the ice breaking assembly and the laser emission assembly; a laser emitting assembly configured to generate laser light that acts on the ice layer to weaken the structural strength of the ice layer; an ice breaking assembly configured to produce a breaking action on a portion of the ice layer acted on by the laser. This application combines laser to act on ice sheet surface and induces ice sheet crack to generate, improves the broken ice efficiency of chisel arm and reduces energy loss, can replace the mode of extrusion or striking ice sheet to reduce the damage to the hull, guarantees the continuation navigation of boats and ships.

Description

Ice breaking device for ship

Technical Field

The application relates to the technical field of ships, in particular to an ice breaking device for ships.

Background

With the research of Chinese scientific research team on polar regions, the main transportation mode entering the polar regions still dominates the ship navigation behavior, but the geographical characteristics covered by the multiple ice layers of the polar regions provide higher requirements for the safe navigation of the ships. The cold climate in polar regions can cause the surface of the sea to be covered by ice layers, which influences the stable navigation of the ship and even blocks the navigation.

In the related art, the mainstream ice breaking mode still mainly adopts bow mechanical impact, which puts high requirements on the power system and structural strength of the ship body, and simultaneously generates large vibration during impact, so that parts, personnel and articles in the ship body are damaged. Mechanical impact not only can increase energy loss of ships, but also has low ice breaking efficiency, and particularly has poor ice breaking effect when meeting a thick ice layer.

Disclosure of Invention

In view of this, this application provides the device that opens ice for boats and ships, can avoid boats and ships striking the not good problem of effect of opening ice that opens ice.

The application provides an icebreaking device that boats and ships were used includes:

a stationary plate configured to be mounted on a vessel;

the mounting base is fixedly connected with the fixing plate and used for mounting the ice breaking assembly and the laser emission assembly;

the laser emitting component is configured to generate laser which acts on the ice layer to weaken the structural strength of the ice layer;

the ice breaking assembly is configured to generate a breaking action on a portion of the ice layer acted on by the laser.

Optionally, the fixing plate comprises a fixed V-shaped plate and a connecting plate.

Optionally, a reinforcing plate is arranged on the V-shaped plate.

Optionally, the connecting plate is provided with a connecting hole.

Optionally, the laser emission portion includes laser emitter, universal turning round and the electric telescopic handle who connects gradually, electric telescopic handle and mounting base fixed connection.

Optionally, the ice breaking assembly includes a rotating shaft and a plurality of bushings fixed to the rotating shaft, and one rotating ice breaking wheel is fixed to each bushing.

Optionally, the rotary ice-breaking wheel comprises a plurality of rotary chisels distributed annularly on the rotating shaft.

Optionally, the end of the rotating chisel wall is provided with a plurality of sharp serrations.

Compared with the prior art, the ice breaking device has the following beneficial effects:

(1) this application can replace traditional mechanical striking ice breaking mode, combines laser irradiation and mechanical cutting mode to destroy the ice sheet, and then supplementary hull stably navigates by water, improves ice breaking effect and ice breaking efficiency, protects hull structure and life cycle simultaneously.

(2) This application passes through laser irradiation mode, scans the stationing to the ice surface, can melt the ice sheet in the twinkling of an eye through laser high temperature, promotes the production of ice sheet crack, reduces ice sheet intensity, improves the efficiency of breaking ice.

Drawings

The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.

Fig. 1 is a schematic overall structure diagram of an ice breaking device according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of an assembly of a mounting base and a fixing plate according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of an ice breaking assembly according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a rotary ice-breaking wheel provided in an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a laser emitting assembly according to an embodiment of the present application.

Wherein the elements in the figures are identified as follows:

01-fixing plate; 11-a first plate body; 12-a second plate body; 13-a reinforcement plate; 14-connecting holes; 15-fixing the connecting plate; 02-mounting a base; 22-mounting holes; 23-an inner wall frame; 03-an ice breaking assembly; 31-a rotating shaft; 32-shaft sleeve; 33-rotating ice breaking wheel; 331-a chisel arm; 332-sharp serrations; 04-laser emitting assembly; 41-a laser emitter; 42-universal swivel; 43-electric telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Referring to fig. 1, the present application provides an ice breaking device for a ship, including: the device comprises a fixing plate 01, a mounting base 02, an ice breaking assembly 03 and a laser emitting assembly 04; an exemplary working process of laser-assisted ice breaking can be obtained according to the figure;

referring to fig. 2, the fixed plate 01 may be a V-shaped structural plate. The fixed plate 01 is mounted on the hull, for example, at the bow. The mounting base 02 can be detachably mounted on the fixing plate 01 through the base connecting plate and the fixing connecting plate 15; a plurality of ice breaking assemblies 03 are detachably mounted on the mounting base 02.

Referring to fig. 3, 4 and 5, the laser emitting assembly 04 includes a laser emitter 41, an electric telescopic rod 43 and a universal swivel 42, which are connected in sequence, the tail end of the electric telescopic rod 43 is fixed on the inner wall frame 23 of the installation base 02, and the universal swivel 42 is connected with the front end of the electric telescopic rod 43 and the tail end of the laser emitter 41.

The ice breaking assembly 03 comprises a rotating shaft 31, a shaft sleeve 32 and a rotating ice breaking wheel 33. The rotating shaft 31 is fixed between the two side plates through the mounting holes 22 of the two side plates of the mounting base 02. A plurality of shaft sleeves 32 are sequentially fixed on the rotating shaft 31 at intervals, and a rotary ice breaking wheel 33 is arranged on each shaft sleeve 32.

Particularly, this application device that opens ice is when using, at first according to the actual condition of opening ice selection subassembly 03 that opens ice, secondly link to each other the bow of whole device that opens ice through fixed plate 01, when ice sheet thickness and intensity are great, can increase the subassembly that opens ice by a proper amount, through the power supply, for example motor etc. at first drive laser emitter 41 irradiation laser to the ice sheet in the front, secondly the motor drives pivot 31 rotatory, pivot 31 drives the axle sleeve 32 rotatory, axle sleeve 32 further drives rotatory wheel 33 that opens ice rotatory, a plurality of chisel arms 331 on the rotatory wheel 33 that opens ice are towards the layer of hitting ice in proper order of laser radiation direction, progressively accomplish the effect that opens ice.

Referring to FIG. 5, an exemplary process for inducing ice crack formation by laser irradiation of an ice layer can be seen according to the illustration in the figure:

the laser emitter 41 of the laser emitting assembly 04 is used for irradiating laser, and the electric telescopic rod 43 and the universal swivel 42 are used for adjusting and guiding the laser emitted by the laser emitter 41 to the ice layer so as to ensure that the laser is smoothly irradiated to the ice layer. The absorption rule of the ice layer on laser energy is utilized, laser with a certain penetration depth is irradiated on the ice layer, the ice layer is melted at high temperature to manufacture pores, the stress distribution inside the ice layer is changed, the ice layer is promoted to generate a large number of micro cracks, the purposes of damaging the internal structure of the ice layer and reducing the ice breaking threshold value are achieved, and the ice layer is broken preliminarily.

In some embodiments, the intensity of the laser emitter 41 may be adjusted according to the actual ice layer condition, when the ice layer is too thick, the laser irradiation intensity may be increased, and when the ice layer intensity is not high, the laser emitter 41 may be appropriately decreased or not turned on.

In some embodiments, the position of the laser emitter 41 can be adjusted by controlling the length of the electric telescopic rod 43 and the direction of the universal swivel 42 through the motor according to the actual distance between the actual ship body and the ice layer.

Referring to fig. 3 and 4, an example process of the ice breaking assembly 03 for breaking ice at the secondary depth can be seen;

the subassembly 03 that opens ice is along laser irradiation direction, it is rotatory to drive pivot 31 by the motor, pivot 31 drives axle sleeve 32 and fixes the rotatory wheel 33 that opens ice on axle sleeve 32 and constantly cuts a hole to the ice sheet along laser direction, four chisel arms 331 of rotatory wheel 33 that opens ice are designed for the arc sword that opens ice, the tip design is the sharp-pointed sawtooth of multilayer 332, when opening ice, chisel arm 331 point portion touches the ice sheet, make the ice sheet secondary produce the ice crack and breakage, accelerate ice sheet crushing efficiency.

In some embodiments, the number of the rotary ice breaking wheels 33 can be adjusted according to the strength of the ice layer according to the actual ice layer condition.

Referring again to fig. 1 and 2, one exemplary process of installation of the device through the fixed plate 01 can be seen according to the illustration in the figures: the fixed plate 01 comprises a first plate body 11 and a second plate body 12, the first plate body 11 and the second plate body 12 are connected to form a V-shaped plate which is basically matched with the bow shape and has an acute included angle, and a reinforcing plate 13 is arranged on the outer surfaces of the first plate body 11 and the second plate body 12 to improve the structural strength of the fixed plate 01.

Fixed plate 01 and mounting base 02 pass through the pedestal connection board and link to each other with fixed connection board 15, set up a plurality of connecting holes 14 on the connecting plate, improve device fixed strength.

It should be stated that although the subject matter "ice breaking device for ships" is referred to herein with the word "ship", these words have on their surface the definition of the application object of the ice breaking object. However, these words should be understood as a usage environment, which is only an exemplary illustration and does not constitute a substantial limitation to the usage scenario of the ice breaking device of the present application. Any other type of object of use, i.e. an object facing an icebreaking operation, is also applicable to the solution of the present application. For convenience of description, a ship, which is a common application scenario, is taken as an example in the following description, and examples of other types of ships and the like are omitted to avoid brevity.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application.

Claims

1. An ice breaking device for a marine vessel, comprising:

a fixed plate configured to be mounted on a vessel;

the ice breaking assembly is configured to produce a breaking action on a portion of the ice layer acted on by the laser.

2. The ice breaking apparatus as claimed in claim 1, wherein the fixing plate comprises a fixed V-shaped plate and a connecting plate.

3. The ice breaking apparatus of claim 2, wherein the V-shaped plate is provided with a reinforcing plate.

4. The ice breaking device of claim 2, wherein the connecting plate is provided with a connecting hole.

5. The ice breaking device as claimed in claim 1, wherein the laser emitting portion comprises a laser emitter, a universal swivel and an electric telescopic rod which are connected in sequence, and the electric telescopic rod is fixedly connected with the mounting base.

6. The ice breaking apparatus of claim 1, wherein the ice breaking assembly includes a shaft and a plurality of bushings secured to the shaft, one rotating ice breaking wheel secured to each bushing.

7. An ice breaking device as claimed in claim 6, wherein the rotary ice breaking wheel comprises a plurality of rotary chisels annularly distributed on the shaft.

8. The ice breaking apparatus of claim 7, wherein the end of the rotating chisel wall is provided with a plurality of sharp serrations.