CN116853210A

CN116853210A - Polar region is with work ship and ice district ship

Info

Publication number: CN116853210A
Application number: CN202310910980.8A
Authority: CN
Inventors: 龚永林; 秦利军
Original assignee: Guangzhou Shipyard International Co Ltd
Current assignee: Guangzhou Shipyard International Co Ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2023-10-10

Abstract

The invention discloses a polar region working boat and an ice region boat, the polar region working boat comprises a working boat body and an air bag structure, the air bag structure comprises an air bag inflating component and two lifting air bag groups, the two lifting air bag groups are distributed on two sides of the working boat body along the width direction at intervals, the lifting air bag groups comprise first fixed air bags and first adjusting air bags which are distributed along the height direction of the working boat body at intervals, the first fixed air bags are fixedly arranged on the working boat body and distributed above the first adjusting air bags, the first adjusting air bags are fixedly arranged on the first fixed air bags, and the air bag inflating component can inflate the first fixed air bags and the first adjusting air bags. Compared with the prior art, the polar region work boat has the advantages of simple structure, small volume and light weight, and can effectively reduce energy consumption on the basis of improving the sailing speed, thereby improving the service performance of the polar region work boat.

Description

Polar region is with work ship and ice district ship

Technical Field

The invention relates to the technical field of boats, in particular to a polar working boat and an ice region boat.

Background

As the south pole and the north pole are basically covered by the ice layer, most of the existing ice region ships are ship bodies formed by combining scientific investigation ships and icebreaker, so that the ice region ships have the characteristics of large tonnage, deep draft, incapability of reaching shallower sea areas and the like. In the prior art, when an icebox ship cannot reach a shallow sea area, the icebox ship is usually moored in a specific sea area, a worker takes a worker to take a worker boat to reach the vicinity of the icebox, if the vicinity of the icebox is close to a destination which the worker wants to reach, the worker walks to a designated place to work, and if the vicinity of the icebox is far from the destination which the worker wants to reach, the worker drives a helicopter to reach the designated place. Thus, the work boat becomes one of the indispensable devices for the workers to work in the polar region.

In the working boat in the prior art, a soft air bag is arranged around the working boat, and air is filled into the bottom to form an air cushion by a fan, so that the movement resistance of the working boat can be effectively reduced, the running speed of the working boat is improved, but the bottom of the working boat, the air bag and the sailing surface can form a relatively closed air cavity, so that compressed air is sprayed out and then escapes around, and a large amount of water is splashed, so that the energy consumption of the working boat is high; the other is that the bottom of the work boat is provided with the retractable embedded air bag, when the pressure in the air bag reaches a certain value, the boat body is supported by the air cushion, the air cushion enables the boat body to leave the water surface, the resistance is greatly reduced, the running speed of the work boat can be improved, but the running speed of the work boat is still relatively low, the work boat is complex in structure, the number of parts is large, the size of the work boat is large, the weight is heavy, the running energy consumption of the work boat is high, the energy consumption of the work boat can be further increased in the process of repeatedly retracting the air bag, and the service performance of the work boat is poor.

Disclosure of Invention

The invention aims to provide a polar working boat and an ice region boat, which are used for solving the problems of high energy consumption and poor usability of the working boat in the prior art.

To achieve the purpose, the invention adopts the following technical scheme:

polar region work boat, it includes:

a work boat body;

the inflatable boat comprises a boat body, and is characterized by comprising an air bag structure, wherein the air bag structure comprises an air bag inflating component and two lifting air bag groups, the two lifting air bag groups are distributed at intervals on two sides of the boat body in the width direction, each lifting air bag group comprises a first fixed air bag and a first adjusting air bag which are distributed at intervals in the height direction of the boat body, the first fixed air bag is fixedly arranged on the boat body and distributed above the first adjusting air bag, the first adjusting air bag is fixedly arranged on the first fixed air bag, and the air bag inflating component can inflate the first fixed air bag and the first adjusting air bag.

Preferably, the cross-sectional area of the first fixed airbag is larger than the cross-sectional area of the first adjusting airbag along the length direction of the working boat body.

Preferably, the cross section of the lifting air bag group is in a calabash shape along the length direction of the working boat body.

Preferably, the polar working boat further comprises a first air seal structure, a tail air seal structure and a lifting air inflation assembly, wherein the first air seal structure is arranged at the front end of the working boat body along the length direction, the tail air seal structure is arranged at the rear end of the working boat body along the length direction, and the first air seal structure can extend out of or be contained at the bottom of the working boat body along the height direction of the working boat body, so that two lifting air bag groups, the first air seal structure, the tail air seal structure, the outer wall of the working boat body and the navigation surface can form a lifting air cavity;

the cushion lifting and inflating assembly is capable of inflating the cushion lifting air cavity and inflating the tail gas seal structure.

Preferably, the tail gas seal structure comprises an air inlet connecting piece and a bag-shaped inflatable apron communicated with the air inlet connecting piece;

the lifting and inflating assembly comprises a lifting fan, the air inlet connecting piece is arranged at an air outlet of the lifting fan and is communicated with an air outlet of the lifting fan, and the air outlet of the lifting fan is also communicated with the lifting air cavity.

Preferably, the polar region work boat further comprises a first driving mechanism, wherein the first driving mechanism comprises a driving motor fixedly arranged on the work boat body and an air propeller rotatably arranged on the work boat body, and an output shaft of the driving motor is in transmission connection with the air propeller and can be connected with or separated from an input shaft of the lifting fan.

Preferably, the first driving mechanism further includes a connection and disconnection mechanism capable of connecting or disconnecting an output shaft of the driving motor and an input shaft of the booster fan.

Preferably, the number of the lift fans is two, the number of the tail gas seal structures is two, the two lift fans and the two tail gas seal structures are arranged in a one-to-one correspondence manner, and the two tail gas seal structures are distributed at intervals along the width direction of the working boat body and are located between the two lift air bag groups.

Preferably, the air bag structure further comprises a stabilizing air bag group fixedly arranged at the bottom of the working boat body, the stabilizing air bag group is located between two lifting air bag groups along the width direction of the working boat body, and the stabilizing air bag group is located between the head air seal structure and the tail air seal structure along the length direction of the working boat body.

The ice region ship comprises the polar region work boat, and the work boat body of the polar region work boat is detachably arranged on a deck of the ice region ship.

The invention has the beneficial effects that:

the invention aims to provide a polar working boat and an ice region boat, the polar working boat comprises a working boat body and an air bag structure, the air bag structure comprises two lifting air bag groups which are distributed on two sides of the working boat body along the width direction, each lifting air bag group comprises a first fixed air bag and a first adjusting air bag which are distributed at intervals along the height direction of the working boat body, the first fixed air bags are fixedly arranged on the working boat body and distributed above the first adjusting air bags, the first adjusting air bags are fixedly arranged on the first fixed air bags, an air bag inflation assembly can inflate the first fixed air bags and the first adjusting air bags, in particular, the first fixed air bags are always in a full-gas state, and the inflation amount of the first adjusting air bags can be adjusted according to actual navigation requirements, so that the draft of the polar working boat can be adjusted, and compared with the prior art, the polar working boat has the advantages of simple structure, small volume and light weight, and can effectively improve the navigation speed, thereby reducing the energy consumption of the polar working boat.

Drawings

FIG. 1 is a top view of a polar work boat provided in an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a polar working boat provided by an embodiment of the present invention;

FIG. 3 is a partial block diagram of a polar region work boat in accordance with an embodiment of the present invention;

FIG. 4 is a second partial block diagram of a polar region work boat in accordance with an embodiment of the present invention;

fig. 5 is a partial block diagram of a polar region working boat according to an embodiment of the present invention.

In the figure:

1. a work boat body; 11. a rudder; 12. a fairing;

2. a lifting air bag group; 21. a first fixed air bag; 211. a first sub-air chamber; 212. a first inflation valve; 22. a first regulating bladder; 221. a second inflation valve;

3. an airbag inflation assembly; 31. an air charging fan; 32. a control valve; 33. a quick-filling joint; 34. a pressure gauge; 35. a dryer; 36. a filter;

4. a gas sealing plate;

5. bag-type inflatable apron;

6. a lifting fan;

7. a first driving mechanism; 71. a driving motor; 72. an air propeller;

8. a stabilizing air bag set; 81. a second fixed air bag; 811. a third inflation valve; 82. a second regulating bladder; 821. and a fourth inflation valve.

Detailed Description

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

In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The ab direction in fig. 1 and 2 is the width direction of the work boat body 1; the cd direction in fig. 2 and 5 is the height direction of the work boat body 1; the direction ef in fig. 1, 4 and 5 is the length direction of the work boat body 1.

The invention provides a polar working boat, which is shown in fig. 1-3, and comprises a working boat body 1 and an airbag structure, wherein the airbag structure comprises an airbag inflating component 3 and two lifting airbag groups 2, the two lifting airbag groups 2 are distributed on two sides of the working boat body 1 along the width direction at intervals, the lifting airbag groups 2 comprise first fixing airbags 21 and first adjusting airbags 22 distributed along the height direction of the working boat body 1 at intervals, the first fixing airbags 21 are fixedly arranged on the working boat body 1 and distributed above the first adjusting airbags 22, the first adjusting airbags 22 are fixedly arranged on the first fixing airbags 21, and the airbag inflating component 3 can inflate the first fixing airbags 21 and the first adjusting airbags 22. Specifically, the first fixed airbag 21 is always in a full-gas state, the airbag inflation assembly 3 can be used for supplementing gas to the first fixed airbag 21, and the inflation amount of the first adjusting airbag 22 can be adjusted according to actual navigation requirements, so that the draft of the polar region work boat can be adjusted, the navigation speed of the polar region work boat is effectively improved, compared with the prior art, the polar region work boat is simple in structure, small in size and light in weight, and energy consumption can be effectively reduced on the basis of improving the navigation speed, and the service performance of the polar region work boat is improved.

Wherein, along the length direction of the working boat, as shown in fig. 1-3, the sectional area of the first fixed airbag 21 is larger than that of the first adjusting airbag 22. It will be appreciated that the first fixed air bag 21 can provide a greater base buoyancy to the polar working vessel even when the amount of inflation of the first regulating air bag 22 is small, thereby enabling further performance of the polar working vessel.

Specifically, in the present embodiment, as shown in fig. 2, the first fixing airbag 21 has a substantially circular cross section along the longitudinal direction of the airship body 1, and the first adjusting airbag 22 has a substantially circular cross section. So that the cross section of the cushion-lifting airbag group 2 is substantially gourd-shaped. By this arrangement, the contact area between the lifting air bag set 2 and the navigation surface can be reduced, and the navigation speed of the polar working boat can be adjusted better. In particular, a navigation surface refers to a sea or land surface.

Preferably, as shown in fig. 3, the first fixed air bag 21 includes a plurality of first sub-air chambers 211, the plurality of first sub-air chambers 211 are sequentially and alternately distributed along the length direction of the working boat body 1, the first fixed air bag 21 is further provided with a plurality of first inflation valves 212, and the plurality of first inflation valves 212 and the plurality of first sub-air chambers 211 are correspondingly arranged and communicated one by one. Thus, the efficiency of inflating the first fixed airbag 21 can be improved. Specifically, in the present embodiment, the first fixing airbag 21 is exemplarily provided with five first sub-air chambers 211.

Specifically, as shown in fig. 3, the airbag inflation assembly 3 includes an inflation blower 31, a control valve 32, and a quick-fill connector 33, the inflation blower 31 and the control valve 32 are in communication, an output end of the control valve 32 can be in communication with the first fixed airbag 21 through the quick-fill connector 33, and an output end of the control valve 32 can be in communication with the first regulator airbag 22 through the quick-fill connector 33. Specifically, the output end of the control valve 32 can be communicated with the first inflation valve 212 through the quick-fill connector 33; the first regulating air bag 22 is provided with a second inflation valve 221, and the output end of the control valve 32 can be communicated with the second inflation valve 221 through a quick inflation connector 33. So that the first fixed airbag 21 and the first regulating airbag 22 can be inflated. Optionally, a pressure gauge 34, a dryer 35 and a filter 36 are provided on the line of the air charging blower 31 communicating with the control valve 32. The pressure gauge 34 can detect the pressure of the gas output from the air charging fan 31, the dryer 35 can dry the gas output from the air charging fan 31, and the filter 36 can filter the gas output from the air charging fan 31.

As shown in fig. 1, fig. 2, fig. 4 and fig. 5, the polar working boat further comprises a first air seal structure, a tail air seal structure and a cushion lifting inflation assembly, wherein the first air seal structure, the tail air seal structure and the cushion lifting inflation assembly are arranged on the working boat body 1, the first air seal structure is distributed at the front end of the working boat body 1 along the length direction, the tail air seal structure is distributed at the rear end of the working boat body 1 along the length direction, and the first air seal structure can extend out of or be contained at the bottom of the working boat body 1 along the height direction of the working boat body 1, so that two cushion lifting air bag groups 2, the first air seal structure, the tail air seal structure, the outer wall of the working boat body 1 and the navigation surface can form a cushion lifting air cavity; the cushion lift inflation assembly is capable of inflating the cushion lift air chamber and is capable of inflating the tail gas seal structure. Specifically, when the draft of the polar working boat needs to be further adjusted, the extension amount of the first air seal structure extending out of the bottom of the working boat body 1 is adjusted according to the actual working condition requirement, the cushion lift air inflation assembly is controlled to inflate to the tail air seal structure, the air bag air inflation assembly 3 is controlled to further inflate to the first adjusting air bag 22, so that the cushion lift air bags 2, the first air seal structure, the tail air seal structure, the outer wall of the working boat body 1 and the navigation surface are surrounded to form a cushion lift air cavity, and it can be understood that no connection relation exists between the two cushion lift air bags 2 and the first air seal structure and the tail air seal structure, gaps exist between the two cushion lift air bags 2 and the first air seal structure and the tail air seal structure, so that the cushion lift air cavity is not completely closed.

Specifically, as shown in fig. 1, 2 and 4, the first air sealing structure comprises a second driving mechanism and an air sealing plate 4, the air sealing plate 4 is rotatably connected to the work boat body 1, and the second driving mechanism can drive the air sealing plate 4 to rotate around the joint of the air sealing plate 4 and the work boat body 1. The arrangement is such that the air seal plate 4 can extend out and form a lifting air cavity with the lifting air bag set 2, the tail air seal structure, the outer wall of the work boat body 1 and the navigation surface.

Further specifically, in this embodiment, as shown in fig. 1, 2 and 4, the second driving mechanism includes a driving member fixedly disposed on the work boat body 1, a first end of the air seal plate 4 is rotationally connected with the work boat body 1 along a traveling direction of the work boat body 1, a second end is movably connected with an output end of the driving member, and the first end of the air seal plate 4 is located in front of the second end, and the traveling direction of the work boat body 1 is parallel to a length direction of the work boat body 1. Preferably, the shape of the air seal plate 4 is substantially consistent with the streamline shape of the hull bottom along the length direction of the work boat body 1. By this arrangement, the running resistance of the work boat body 1 can be reduced.

Specifically, as shown in fig. 1, 2 and 5, the tail gas seal structure comprises an air inlet connecting piece and a bag-shaped inflatable apron 5 communicated with the air inlet connecting piece; the lifting inflation assembly comprises a lifting fan 6, the air inlet connecting piece is arranged at an air outlet of the lifting fan 6 and is communicated with the air outlet of the lifting fan 6, and the air outlet of the lifting fan 6 is also communicated with the lifting air cavity. So set up, when the draft of the working boat for the polar region needs to be adjusted still further, the lift fan 6 supplies air to the air outlet, and one part of the air to be conveyed is filled into the bag-shaped inflatable apron 5 through the air inlet connecting piece, and the other part is filled into the lift air cavity, and the air filled into the lift air cavity, the two lift air bag groups 2 and the tail air sealing structure are matched together, so that the draft of the working boat for the polar region can be adjusted further.

As shown in fig. 1 and 5, the polar region working boat further includes a first driving mechanism 7, where the first driving mechanism 7 includes a driving motor 71 fixedly disposed on the working boat body 1, and an air propeller 72 rotatably disposed on the working boat body 1, and an output shaft of the driving motor 71 is in transmission connection with the air propeller 72 and can be connected to or separated from an input shaft of the lift fan 6. It can be understood that the air propeller 72 and the booster fan 6 are synchronously driven to operate by one driving motor 71, specifically, the airship body 1 is also fixedly provided with the fairing 12, the air propeller 72 is distributed in the fairing 12, and when the polar region is operated at a low speed by the working boat, the output shaft of the driving motor 71 drives the air propeller 72 to rotate, thereby driving the polar region working boat to operate at a low speed, and at this time, the output shaft of the driving motor 71 is separated from the input shaft of the booster fan 6; when the polar region work boat runs at a high speed, the output shaft of the driving motor 71 drives the air propeller 72 to rotate, and synchronously drives the input shaft of the lifting fan 6 to rotate, so that the air propeller 72 and the lifting fan 6 are driven to run simultaneously, and the polar region work boat can run at a high speed.

Specifically, the first driving mechanism 7 further includes a connection-disconnection mechanism capable of connecting or disconnecting the output shaft of the driving motor 71 and the input shaft of the booster fan 6. Preferably, the connection-disconnection structure is a clutch.

Preferably, as shown in fig. 1 and 5, the number of the lift fans 6 is two, the number of the tail gas seal structures is two, the two lift fans 6 and the two tail gas seal structures are arranged in a one-to-one correspondence manner, and the two tail gas seal structures are distributed at intervals along the width direction of the working boat body 1 and are uniformly distributed between the two lift air bag groups 2. Specifically, two lift fans 6 and two bag-shaped inflatable aprons 5 are arranged in a one-to-one correspondence manner, and the two bag-shaped inflatable aprons 5 are distributed at intervals along the width direction of the work boat body 1 and are distributed between the two lift air bag groups 2. The efficiency that the cushion rising air bag group 2, the air seal plate 4, the bag-shaped inflatable apron 5, the outer wall of the work boat body 1 and the navigation surface can form the cushion rising air cavity can be improved, the effect of adjusting the draft of the work boat for the polar region can be further improved, and accordingly the energy consumption for driving the work boat for the polar region to advance can be further reduced on the basis of improving the navigation speed.

Preferably, in order to improve the stability of the polar working boat, as shown in fig. 1-3, the air bag structure further comprises a stabilizing air bag group 8 fixedly arranged at the bottom of the working boat body 1, wherein the stabilizing air bag group 8 is positioned between the two lifting air bag groups 2 along the width direction of the working boat body 1, and the stabilizing air bag group 8 is positioned between the head air seal structure and the tail air seal structure along the length direction of the working boat body 1. It will be appreciated that the booster air chamber is divided into two first sub air chambers 211, and the two booster fans 6 and the two first sub air chambers 211 are disposed in one-to-one correspondence.

Specifically, as shown in fig. 1 to 3, the stabilizing air bag set 8 includes second fixed air bags 81 and second adjusting air bags 82 which are distributed at intervals along the height direction of the work boat body 1, the second fixed air bags 81 are fixedly arranged at the bottom of the work boat body 1 and distributed above the second adjusting air bags 82, the second adjusting air bags 82 are fixedly arranged at the second fixed air bags 81, and the air bag inflating assembly 3 can also inflate the second fixed air bags 81 and the second adjusting air bags 82. Specifically, the second fixed airbag 81 is always in a full-gas state, the airbag inflation assembly 3 can supplement gas to the second fixed airbag 81, and the inflation amount of the second adjusting airbag 82 can be adaptively adjusted according to the inflation amount of the first adjusting airbag 22, so that the bottom of the second adjusting airbag 82 and the bottoms of the two first adjusting airbags 22 are on the same horizontal plane along the height direction of the work boat body 1, and the stability of the polar work boat can be effectively improved.

Specifically, as shown in fig. 2 and 3, the second fixed airbag 81 is provided with a third inflation valve 811, and the output end of the control valve 32 can communicate with the third inflation valve 811 through the quick-fill connector 33. The second regulating air bag 82 is provided with a fourth inflation valve 821, and the output end of the control valve 32 can be communicated with the fourth inflation valve 821 through the quick-inflation connector 33. So that the second fixed airbag 81 and the second regulating airbag 82 can be inflated.

Further specifically, as shown in fig. 2 and 3, the sectional area of the second fixing airbag 81 is larger than the sectional area of the second adjusting airbag 82 in the length direction of the work boat body 1. The section of the second fixing air bag 81 is substantially circular along the length direction of the work boat body 1, and the section of the second adjusting air bag 82 is also substantially circular, so that the section of the stabilizing air bag set 8 is also substantially gourd-shaped. By this arrangement, the contact area between the stabilizing air bag set 8 and the navigation surface can be reduced, and the navigation speed of the polar region work boat can be adjusted better.

As shown in fig. 1, a rudder 11 is further disposed at the tail of the working boat body 1 along the length direction of the working boat body 1. The direction of travel of the polar working vessel can be controlled by the rudder 11. In the present embodiment, three rudders 11 are exemplarily provided.

The specific structure of the work boat body 1 belongs to the prior art, and is not described herein. The specific structure of the driving motor 71 and the air propeller 72 in transmission connection, and the specific structure of the driving motor 71 and the lift fan 6 in transmission connection belong to the prior art, and are not described herein.

The invention also provides the ice region ship, which comprises the polar region work boat, wherein the work boat body 1 of the polar region work boat is detachably arranged on the deck of the ice region ship. By adopting the polar region working boat, the energy consumption can be effectively reduced on the basis of improving the navigation speed of the polar region working boat, and the polar region working boat can be provided for the ice region boat, so that the working performance of the ice region boat can be improved.

It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims

1. Polar region work ship, its characterized in that includes:

a work boat body (1);

the utility model provides an airbag structure, the airbag structure includes gasbag inflation component (3) and two lift-off gasbag group (2), two lift-off gasbag group (2) interval distribution in the both sides of width direction are followed to work boat body (1), lift-off gasbag group (2) are including following the first fixed gasbag (21) and the first regulation gasbag (22) of the altitude mixture control interval distribution of work boat body (1), first fixed gasbag (21) fixed set up in work boat body (1) and distribute in the top of first regulation gasbag (22), first regulation gasbag (22) fixed set up in first fixed gasbag (21), gasbag inflation component (3) can to first fixed gasbag (21) with first regulation gasbag (22) are inflated.

2. Polar region working vessel according to claim 1, characterized in that the cross-sectional area of the first stationary balloon (21) is larger than the cross-sectional area of the first regulating balloon (22) along the length direction of the working vessel body (1).

3. Polar region working vessel according to claim 2, characterized in that the cross section of the lifting airbag group (2) is in the shape of a calabash along the length direction of the working vessel body (1).

4. A polar region working vessel according to any one of claims 1 to 3, further comprising a head gas seal structure, a tail gas seal structure and a lift-off inflation assembly which are arranged on the working vessel body (1), wherein the head gas seal structure is distributed at the front end of the working vessel body (1) along the length direction, the tail gas seal structure is distributed at the rear end of the working vessel body (1) along the length direction, and the head gas seal structure can extend out of the working vessel body (1) along the height direction or is accommodated at the bottom of the working vessel body (1) so that two lift-off airbag groups (2), the head gas seal structure, the tail gas seal structure, the outer wall of the working vessel body (1) and the navigation surface can form a lift-off air cavity;

5. Polar region-utilizing boat according to claim 4, characterized in that the tail gas seal structure comprises a gas inlet connection and a bag-shaped inflatable apron (5) communicating with the gas inlet connection;

the lifting and inflating assembly comprises a lifting fan (6), the air inlet connecting piece is arranged at an air outlet of the lifting fan (6) and is communicated with an air outlet of the lifting fan (6), and an air outlet of the lifting fan (6) is also communicated with the lifting air cavity.

6. The polar region working boat according to claim 5, further comprising a first driving mechanism (7), wherein the first driving mechanism (7) comprises a driving motor (71) fixedly arranged on the working boat body (1), and an air propeller (72) rotatably arranged on the working boat body (1), and an output shaft of the driving motor (71) is in transmission connection with the air propeller (72) and can be connected with or separated from an input shaft of the booster fan (6).

7. Polar region working vessel according to claim 6, characterized in that the first drive mechanism (7) further comprises a connection-disconnection mechanism which is able to connect or disconnect the output shaft of the drive motor (71) and the input shaft of the lift fan (6).

8. The polar region working boat according to claim 5, wherein the number of the lift fans (6) is two, the number of the tail gas seal structures is two, the two lift fans (6) and the two tail gas seal structures are arranged in a one-to-one correspondence manner, and the two tail gas seal structures are distributed at intervals along the width direction of the working boat body (1) and are both positioned between the two lift air bag groups (2).

9. The polar region work boat of claim 4, wherein said airbag structure further comprises a stabilizing airbag group (8) fixedly disposed at the bottom of said work boat body (1), said stabilizing airbag group (8) being located between two of said lift airbag groups (2) in the width direction of said work boat body (1), said stabilizing airbag group (8) being located between said first air seal structure and said tail air seal structure in the length direction of said work boat body (1).

10. Ice bank vessel, characterized in that it comprises a polar working vessel according to any of claims 1-9, the working vessel body (1) of which is detachably arranged on the deck of the ice bank vessel.