CN112208508B - Fixed knot of flexible apron of air cushion ship constructs - Google Patents
Fixed knot of flexible apron of air cushion ship constructs Download PDFInfo
- Publication number
- CN112208508B CN112208508B CN202011159229.1A CN202011159229A CN112208508B CN 112208508 B CN112208508 B CN 112208508B CN 202011159229 A CN202011159229 A CN 202011159229A CN 112208508 B CN112208508 B CN 112208508B
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- Prior art keywords
- side wall
- connecting pipe
- flexible apron
- fixing piece
- flexible
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 238000005192 partition Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60V—AIR-CUSHION VEHICLES
- B60V1/00—Air-cushion
- B60V1/16—Flexible skirts
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The invention relates to the technical field of flexible aprons of air cushion ships, and discloses a fixing structure of a flexible apron of an air cushion ship, which comprises the following components: the connecting device comprises a first fixing piece, a second fixing piece and a connecting pipe, wherein the first fixing piece is hinged to the side wall of a boat body, the second fixing piece is fixed to the side wall of a gangway, and the connecting pipe is arranged in the flexible apron in a penetrating mode; one end of the connecting pipe is fixedly connected with the first fixing piece, and the other end of the connecting pipe is fixedly connected with the second fixing piece; and a plurality of eye plates used for binding the flexible apron are arranged on the outer side wall of the connecting pipe at intervals along the length direction of the connecting pipe. The connecting pipe is arranged in the flexible apron, so that a hollow structure is avoided in the flexible apron, and the bearing load or stress range of the flexible apron can be increased; the position of the flexible apron on the side wall of the boat body is adjusted by the rotation of the first fixing piece relative to the side wall of the boat body, so that unnecessary resistance load bearing of the flexible apron is reduced.
Description
Technical Field
The invention relates to the technical field of flexible aprons of air cushion ships, in particular to a fixing structure of a flexible apron of an air cushion ship.
Background
A hovercraft is a high-speed craft that relies on air above atmospheric pressure to form an air cushion between the hull and a supporting surface (water or ground) to cause the hull to sail entirely or partially off the supporting surface. The method for generating the air cushion can be divided into an all-backing air cushion ship and a side wall air cushion ship. The all-cushion-lifting air cushion ship body structure consists of a buoyancy tank, an air passage deck, a deckhouse, a conduit, a power system equipment bracket, a landing pad, a flexible apron arranged around the bottom of the ship and the like. However, the existing flexible apron has stronger flexibility and is directly fixed on the ship body, the internal structure of the flexible apron is hollow after being inflated, the position of the flexible apron on the ship body cannot be changed, and when the flexible apron faces different navigation environments, the flexible apron is easy to bear the phenomenon of damage caused by exceeding the load or stress range of the flexible apron.
Disclosure of Invention
The invention aims to provide a fixing structure of a flexible apron of a hovercraft, which can adjust the position of the flexible apron on a boat body, improve the stress load bearing capacity of the flexible apron and protect the flexible apron from being easily worn during navigation.
In order to achieve the above object, the present invention provides a fixing structure of a flexible apron of a hovercraft, including: the connecting device comprises a first fixing piece, a second fixing piece and a connecting pipe, wherein the first fixing piece is hinged to the side wall of a boat body, the second fixing piece is fixed to the side wall of a gangway, and the connecting pipe is arranged in the flexible apron in a penetrating mode;
one end of the connecting pipe is fixedly connected with the first fixing piece, and the other end of the connecting pipe is fixedly connected with the second fixing piece; an eye plate for binding the flexible apron is arranged on the outer side wall of the first connecting pipe; a plurality of spacers are provided at intervals along the length direction of the connection pipe.
Further, the connecting pipe is of a hollow bent tubular structure with a square cross section.
Further, the connecting pipe comprises an inner side wall plate, an upper surface plate and an outer side wall plate which are used for being close to the side wall of the boat body, and a lower surface plate which is used for being fixedly connected with the inner side wall of the flexible apron;
the inner side wall plate, the upper surface plate, the outer side wall plate and the lower surface plate are sequentially connected to form a bent tubular structure with a hollow inside;
the eye plate is arranged on the upper surface plate.
Preferably, the included angle between the lower surface plate and the inner side wall of the flexible apron is 31 degrees.
Preferably, the inner side wall plate, the upper surface plate, the outer side wall plate and the lower surface plate are welded into an integral structure.
Further, the first fixing member is hinged to the side wall of the boat body through a hinge structure.
Further, the cross section of the first fixing piece and the second fixing piece is triangular respectively.
Compared with the prior art, the fixing structure of the flexible apron of the air cushion ship has the beneficial effects that:
according to the invention, the connecting pipe with high strength and strong bearing stress is arranged in the flexible apron, so that a hollow structure in the flexible apron is avoided, and the bearing load or stress range of the flexible apron can be increased. Simultaneously, through the rotation of first mounting relative hull lateral wall, the regulation connecting pipe reciprocates at hull lateral wall, and then adjusts the position of flexible apron on the hull lateral wall, makes the air cushion ship when facing different navigation environment, adjusts flexible apron to the optimal position in order to reduce the unnecessary resistance load that flexible apron needs to bear, improves the navigation speed of air cushion ship.
Drawings
FIG. 1 is a top view of the securing structure of the flexible apron of the air-cushion vehicle of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged schematic view of portion B of FIG. 1;
FIG. 4 is a side view of the securing structure of the flexible apron of the air cushion vehicle of the present invention;
in the figure, 1-a first fixing piece; 2-a second fixing member; 3-connecting pipe, 31-inner side wall plate, 32-upper surface plate, 33-outer side wall plate, 34-lower surface plate; 4-eye plate; a 5-hinge; 10-a flexible apron; 20-hull side walls; 30-diving board side wall.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to 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," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like 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 can be understood by those of ordinary skill in the art according to the specific circumstances.
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 prior art, the all-cushion-elevating air cushion ship comprises flexible aprons and springboards, wherein the flexible aprons are arranged on the side walls of the ship body in a surrounding mode, the number of the springboards is two, the springboards are respectively arranged on the front side and the rear side of the ship body, and the springboards can move up and down on the side walls of the ship body.
As shown in fig. 1-4, which are preferred structures for the securing structure of a flexible apron for a hovercraft in accordance with the present invention. Specifically, the fixing structure of the flexible apron of the air cushion ship comprises a first fixing piece 1, a second fixing piece 2 and a connecting pipe 3, wherein the first fixing piece 1 is hinged to the side wall 20 of the ship body, the second fixing piece 2 is fixed to the side wall 30 of the gangway, and the connecting pipe 3 is arranged in the flexible apron 10 in a penetrating mode; one end of the connecting pipe 3 is fixedly connected with the first fixing piece 1, and the other end of the connecting pipe 3 is fixedly connected with the second fixing piece 2; an eye plate 4 for binding the flexible apron 10 is arranged on the outer side wall of the connecting pipe 3; a plurality of spacers are provided at intervals along the length direction of the connection pipe 3 inside the connection pipe 3.
Based on the structure, the connecting pipe 3 with high strength and strong bearing stress is arranged in the flexible apron 10, so that the hollow structure in the flexible apron 10 is avoided, and the bearing load or stress range of the flexible apron 10 can be increased. Meanwhile, through the rotation of the first fixing piece 1 relative to the side wall 20 of the boat body, the adjusting connecting pipe 3 moves up and down on the side wall 20 of the boat body, so that the position of the flexible apron 10 on the side wall 20 of the boat body is adjusted, when the hovercraft faces different navigation environments, the flexible apron 10 is adjusted to the optimal position, so that unnecessary resistance load bearing of the flexible apron 10 is reduced, and the navigation speed of the hovercraft is improved.
Wherein, the eye plate 4 is provided with a through hole, and a cable passes through the through hole to bind the eye plate 4 and the flexible apron 10 together. The connecting pipe 3 is an internal hollow structure, and meanwhile, the length dimension of the connecting pipe 3 is large, in order to avoid the compression deformation of the connecting pipe 3 when the hovercraft runs, a partition plate is arranged at the inner interval of the connecting pipe 3 and used for increasing the strength of the connecting pipe 3.
Further, under the condition that the connecting pipe 3 has enough strength and load bearing capacity, the total weight of the connecting pipe 3 is reduced to reduce the sailing resistance of the hovercraft, and the connecting pipe 3 is of a hollow bent tubular structure with a square cross section. The connecting pipe 3 is made of steel material into an integrally formed tubular structure, wherein the connecting pipe 3 is correspondingly designed into a curve structure according to arrow shapes on the front side and the rear side of the boat body, so that the connecting pipe 3 is attached to the boat body side wall 20 to enable the whole structure to be more compact, and the boat body side wall 20 is prevented from bearing unnecessary loads.
As an example, referring to fig. 2, in order to make the cross section of the connection pipe 3 square, the connection pipe 3 of the present invention includes an inner side wall plate 31, an upper surface plate 32, an outer side wall plate 33, and a lower surface plate 34; the inner side wall plate 31, the upper surface plate 32, the outer side wall plate 33 and the lower surface plate 34 are connected in sequence to form a bent tubular structure having a hollow interior; the eye plate 4 is arranged on the upper surface plate 32, the inner side wall plate 31 is close to the side wall 20 of the boat body when the connecting pipe 3 is installed, and the wall of the lower surface plate 34 can be fixedly connected with the inner side of the flexible apron 10 in a welding mode. Further, in order to enhance the connection strength of the connection tube 3 with the flexible apron 10, the angle α between the lower surface plate 34 and the inner side wall of the flexible apron 10 is 31 °.
Preferably, the inner side wall panel 31, the upper surface panel 32, the outer side wall panel 33, and the lower surface panel 34 are welded into a unitary structure. When in use, the connecting pipe 3 can be welded into a whole and then is arranged in the flexible apron 10 in a penetrating way, so that the operation is simple and convenient.
Further, referring to fig. 3, the first fixture 1 is hinged to the hull sidewall 20 by a hinge 5 structure. The hinge 5 is fixedly connected with the first fixing piece 1 and the side wall 20 of the boat body respectively by adopting steel bolts so that the first fixing piece 1 can rotate relative to the boat body, and the purpose is to adjust the positions of the connecting pipe 3 and the flexible apron 10 relative to the boat body.
Further, referring to fig. 1, in order to improve the connection strength of the first fixing member 1 and the hull sidewall 20 and the connection strength of the second fixing member 2 and the gangway sidewall 30, the cross sections of the first fixing member 1 and the second fixing member 2 are respectively triangular.
The flexible apron of the ship body bow is a main stress surface for overcoming water resistance when the hovercraft sails, and the transverse size of the ship body bow is large, so that the number of the fixing structures for fixing the flexible apron of the hovercraft is two, and the two fixing structures are axially symmetrically arranged at two sides of the ship body bow, thereby being beneficial to improving the efficiency of adjusting the positions of the flexible aprons at two sides of the ship body bow by the fixing structures, and simultaneously being capable of adjusting the local heights of the flexible aprons at two sides of the ship body bow, and further improving the stability of the hovercraft in sailing.
In summary, the embodiment of the invention provides a fixing structure of a flexible apron of a hovercraft, which is characterized in that a connecting pipe 3 with high strength and strong bearing stress is arranged in the flexible apron 10, so that a hollow structure is avoided in the flexible apron 10, and the bearing load or stress range of the flexible apron 10 can be increased. Meanwhile, through the rotation of the first fixing piece 1 relative to the side wall 20 of the boat body, the adjusting connecting pipe 3 moves up and down on the side wall 20 of the boat body, so that the position of the flexible apron 10 on the side wall 20 of the boat body is adjusted, when the hovercraft faces different navigation environments, the flexible apron 10 is adjusted to the optimal position, so that unnecessary resistance load bearing of the flexible apron 10 is reduced, and the navigation speed of the hovercraft is improved.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. A fixed knot of flexible apron of air cushion ship constructs characterized in that includes: the connecting device comprises a first fixing piece, a second fixing piece and a connecting pipe, wherein the first fixing piece is hinged to the side wall of a boat body, the second fixing piece is fixed to the side wall of a gangway, and the connecting pipe is arranged in the flexible apron in a penetrating mode;
one end of the connecting pipe is fixedly connected with the first fixing piece, and the other end of the connecting pipe is fixedly connected with the second fixing piece; an eye plate for binding the flexible apron is arranged on the outer side wall of the connecting pipe; a plurality of partition boards are arranged in the connecting pipe at intervals along the length direction of the connecting pipe;
the connecting pipe is of a hollow bent tubular structure with a square cross section.
2. The structure for securing a flexible skirt on a hovercraft according to claim 1, wherein said connection tube comprises an inner side wall plate for being adjacent to a side wall of the craft body, an upper surface plate, an outer side wall plate, and a lower surface plate for being fixedly connected to an inner side wall of the flexible skirt;
the inner side wall plate, the upper surface plate, the outer side wall plate and the lower surface plate are sequentially connected to form a bent tubular structure with a hollow inside;
the eye plate is arranged on the upper surface plate.
3. The structure for securing a flexible apron of a hovercraft as claimed in claim 2, wherein the lower surface plate is at an angle of 31 ° to the inside wall of the flexible apron.
4. The structure for securing a flexible skirt on a hovercraft according to claim 2, wherein said inner side wall panel, said upper surface panel, said outer side wall panel and said lower surface panel are welded together as a unitary structure.
5. The structure for securing a flexible skirt on a hovercraft according to any of claims 1-4, wherein said first securing means is hinged to the side wall of the craft by a hinge structure.
6. The structure for securing a flexible skirt on a hovercraft according to any of claims 1-4, wherein the cross section of said first securing member and said second securing member are each triangular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011159229.1A CN112208508B (en) | 2020-10-26 | 2020-10-26 | Fixed knot of flexible apron of air cushion ship constructs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011159229.1A CN112208508B (en) | 2020-10-26 | 2020-10-26 | Fixed knot of flexible apron of air cushion ship constructs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112208508A CN112208508A (en) | 2021-01-12 |
| CN112208508B true CN112208508B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011159229.1A Active CN112208508B (en) | 2020-10-26 | 2020-10-26 | Fixed knot of flexible apron of air cushion ship constructs |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1207978A (en) * | 1967-12-18 | 1970-10-07 | Hovermarine Ltd | Improvements in or relating to sidewall gas-cushion craft |
| US3987865A (en) * | 1975-03-19 | 1976-10-26 | The B. F. Goodrich Company | Gas-cushion vehicle skirt |
| FR2418131A1 (en) * | 1978-02-27 | 1979-09-21 | Balanca Yves | SKIRT FOR AIRBRUSHING TYPE VEHICLES |
| CN2427409Y (en) * | 2000-05-29 | 2001-04-25 | 范振汝 | Structure for controlling lifting of waterborne vessel |
| WO2015001346A1 (en) * | 2013-07-04 | 2015-01-08 | Griffon Hoverwork Ltd | Hovercraft skirts |
| CN207311422U (en) * | 2017-08-23 | 2018-05-04 | 上海飞浪气垫船有限公司 | A kind of aircushion vehicle with flexible skirt Fast Installation structure |
| CN109733376A (en) * | 2019-01-11 | 2019-05-10 | 哈尔滨工程大学 | A kind of retractable skirt structure of amphibian |
-
2020
- 2020-10-26 CN CN202011159229.1A patent/CN112208508B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1207978A (en) * | 1967-12-18 | 1970-10-07 | Hovermarine Ltd | Improvements in or relating to sidewall gas-cushion craft |
| US3987865A (en) * | 1975-03-19 | 1976-10-26 | The B. F. Goodrich Company | Gas-cushion vehicle skirt |
| FR2418131A1 (en) * | 1978-02-27 | 1979-09-21 | Balanca Yves | SKIRT FOR AIRBRUSHING TYPE VEHICLES |
| CN2427409Y (en) * | 2000-05-29 | 2001-04-25 | 范振汝 | Structure for controlling lifting of waterborne vessel |
| WO2015001346A1 (en) * | 2013-07-04 | 2015-01-08 | Griffon Hoverwork Ltd | Hovercraft skirts |
| CN207311422U (en) * | 2017-08-23 | 2018-05-04 | 上海飞浪气垫船有限公司 | A kind of aircushion vehicle with flexible skirt Fast Installation structure |
| CN109733376A (en) * | 2019-01-11 | 2019-05-10 | 哈尔滨工程大学 | A kind of retractable skirt structure of amphibian |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112208508A (en) | 2021-01-12 |
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Application publication date: 20210112 Assignee: Zhanjiang Nanhai Shipbuilding High tech Service Co.,Ltd. Assignor: CSSC HUANGPU WENCHONG SHIPBUILDING Co.,Ltd. Contract record no.: X2023980048822 Denomination of invention: A fixed structure for flexible aprons of hovercraft Granted publication date: 20230829 License type: Common License Record date: 20231130 |