CN206351754U - A kind of movable faulted-stage, bubble drag-reduction ground effect ship - Google Patents
A kind of movable faulted-stage, bubble drag-reduction ground effect ship Download PDFInfo
- Publication number
- CN206351754U CN206351754U CN201621414181.3U CN201621414181U CN206351754U CN 206351754 U CN206351754 U CN 206351754U CN 201621414181 U CN201621414181 U CN 201621414181U CN 206351754 U CN206351754 U CN 206351754U
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- faulted
- stage
- movable
- ground effect
- effect ship
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- 230000000694 effects Effects 0.000 title claims abstract description 77
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims abstract description 3
- 230000009471 action Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
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Abstract
The utility model discloses a kind of movable faulted-stage, bubble drag-reduction ground effect ship, it includes：It is placed in the movable faulted-stage that ground effect ship hull bottom, one end are flexibly connected with ground effect ship hull bottom by rotating shaft and can around the shaft rotated in faulted-stage retractable room under the control of transmission device, the movable faulted-stage rear end is internally formed the cavity structure as air chamber, the air chamber side is connected via plenum duct with snorkel, and opposite side is in communication with the outside via some fumaroles being distributed on the faulted-stage face of the movable faulted-stage rear end；It is formed on the faulted-stage retractable room of ground effect ship hull bottom；The air pump of ground effect ship hull bottom is fixed in, the air pump conveys air via snorkel, plenum duct to air chamber；The transmission device being placed in the faulted-stage retractable room；And two longitudinal skirtboards for being symmetrically placed in ground effect ship vertical profile center line both sides.The utility model can effectively reduce take off resistance of the ground effect ship in take-off process, and be effectively reduced in descent shock loading.
Description
Technical field
The utility model belongs to high-performance ship design field, and in particular to a kind of movable faulted-stage, bubble drag-reduction
Imitate wing ship.
Background technology
Ground effect ship is to produce additional lift using the ground effect wing, there is larger lift-drag ratio and extreme low-altitude high-performance cruise ability
, a kind of novel high speed ship between aircraft and conventional drainage type ship, with incomparable excellent resistance to of general naval vessels
Ripple and high boat property, are widely used in military and civilian field, and wide market, as the hair of international shipping in recent years
One of focus of exhibition.Although research of the various countries to ground effect ship in recent years achieves the progress advanced by leaps and bounds, still exist
Following technical barrier：(1) resistance peak is big in take-off process, and the required distance that takes off makes hull can not quickly be lifted away from the water surface；
(2) land during water, the shock loading suffered by hull is larger, easily cause hull fatigue, or even destruction.This not only relation
Mobility, independent activities ability and practical development space to ground effect ship, it is often more important that be related to its security.
Current solution to the problems described above mainly has：Engine is installed in stem or has the water of ramping angle using bottom
The technologies such as sledge.But above technical scheme has different shortcoming and defect parts.Such as power-boosting or dynamic air cushion
Technology makes takeoff data, Hull Strength, stability and the sea-keeping of ground effect ship be obtained for improvement, but is into cruise speed
When spending, most of engine is idle, and causes the burden in quality and waste economically, further, while this ground effect ship is pacified
Improve takeoff data equipped with front engine, but draining and coast period ground effect ship before take-off still relies on hull
Each lifting surface provides support；Although the hydrofoil or hydroskis as using can reduce take off resistance and power, may
Water is entered with the negative angle of attack when entering water, the excessive trim of ground effect ship is caused and is drawn into water and is allowed to damage.
The content of the invention
In view of the defect that prior art is present, the purpose of this utility model is to provide for a kind of new movable faulted-stage, gas
Drag reduction ground effect ship is steeped, it has the advantages that takeoff data and to enter water functional.
To achieve these goals, the technical solution of the utility model：
A kind of movable faulted-stage, bubble drag-reduction ground effect ship, it is characterised in that including：
Ground effect ship hull bottom, one end is placed in be flexibly connected with ground effect ship hull bottom by rotating shaft and can be in transmission device
Control under the movable faulted-stage that is rotated around the shaft in faulted-stage retractable room, the movable faulted-stage rear end has been internally formed as gas
The cavity structure of room, the air chamber side is connected via plenum duct with snorkel, and opposite side is disconnected via the activity is distributed in
Some fumaroles on the faulted-stage face of rank rear end are in communication with the outside；
The faulted-stage retractable room of ground effect ship hull bottom is formed on, the faulted-stage retractable room has store the movable faulted-stage half
Closing space；
The air pump of ground effect ship hull bottom is fixed in, the air pump conveys air via snorkel, plenum duct to air chamber；
The transmission device being placed in the faulted-stage retractable room, the transmission device is to drive the movable faulted-stage to be received
Put action；
And two longitudinal skirtboards for being symmetrically placed in ground effect ship vertical profile center line both sides, longitudinal skirtboard is described in
Movable faulted-stage rear end extends along hull bottom molded line to ground effect ship rear end.
Further, as preferred scheme of the present utility model
The movable faulted-stage is provided with sleeve with rotating shaft junction, and the rotating shaft imitates movable faulted-stage with ground through the sleeve
Wing ship hull bottom is connected as one.
Further, as preferred scheme of the present utility model
The yawing angle of the movable faulted-stage is -15 ° to 10 °.
Further, as preferred scheme of the present utility model
The Breadth Maximum of the movable faulted-stage is the 0.5~0.7 of the ground effect ship beam, and the movable faulted-stage is most greatly enhanced
Wide ratio is 1/3~1.
Further, as preferred scheme of the present utility model
The rotating shaft is placed at the position apart from ground effect ship bow 0.2l~0.4l, and wherein l is ground effect ship captain.
Further, as preferred scheme of the present utility model
The length of the air chamber is the 0.2~0.4 of the movable faulted-stage maximum length.
Further, as preferred scheme of the present utility model
The transmission device includes：The electric pushrod that is connected by bearing with the movable faulted-stage and for passing through driving
The electric pushrod drive activity faulted-stage carries out the controller of folding and unfolding action.
Further, as preferred scheme of the present utility model
The fumarole is prepared from using resistant material.
Further, as preferred scheme of the present utility model
The height of longitudinal skirtboard is 5~15cm, and its length is the 20%~40% of captain.
Compared with prior art, the beneficial effects of the utility model：
A kind of movable faulted-stage bubble drag-reduction ground effect ship that the utility model is provided, the present invention can be imitated with effectively reducing
Take off resistance of the wing ship in take-off process, and it is effectively reduced in descent shock loading.
Brief description of the drawings
Fig. 1 is movable faulted-stage described in the utility model, bubble drag-reduction ground effect ship side view；
Fig. 2 is movable faulted-stage described in the utility model, bubble drag-reduction ground effect ship rearview；
Fig. 3 is the partial enlarged drawing at (I) place in Fig. 1；
The partial enlarged drawing at (II) place in Fig. 4 Fig. 2；
Fig. 5 is movable faulted-stage described in the utility model, bubble drag-reduction ground effect ship bottom view.
In figure：1st, movable faulted-stage, 11, faulted-stage face, 2, rotating shaft, 3, air pump, 4, snorkel, 5, air chamber, 51, plenum duct,
6th, faulted-stage retractable room, 7, transmission device, 71, electric pushrod, 72, controller, 8, fumarole, 9, longitudinal skirtboard, A, longitudinal skirtboard
Extended position.
Embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, implement below in conjunction with the utility model
Accompanying drawing in example, the technical solution of the utility model is clearly and completely described, it is clear that described embodiment is this
A part of embodiment of utility model, rather than whole embodiments.Based on the embodiment in the utility model, the common skill in this area
The every other embodiment that art personnel are obtained under the premise of creative work is not made, belongs to the utility model protection
Scope.
As shown in Figures 1 to 5, movable faulted-stage described in the utility model, bubble drag-reduction ground effect ship, it includes：Activity
Faulted-stage 1, rotating shaft 2, air pump 3, snorkel 4, air chamber 5, faulted-stage retractable room 6, transmission device 7, fumarole 8, longitudinal skirtboard 9；Such as Fig. 3
It is shown, the movable faulted-stage 1 be placed in ground effect ship hull bottom can as ground effect ship hull bottom a part, one end by rotating shaft 2 with
Ground effect ship hull bottom is flexibly connected and 2 can rotated around the shaft in faulted-stage retractable room 6 under the control of transmission device 7,
The movable faulted-stage rear end (i.e. afterbody) is internally formed the cavity structure as air chamber 5, and the air chamber side is via plenum duct
51 connect with snorkel 4, and opposite side is via some fumaroles 8 being distributed on the faulted-stage face 11 of the movable faulted-stage rear end and outside
Boundary is connected, as shown in figure 4,；The faulted-stage retractable room 6 is formed on ground effect ship hull bottom, and it, which has, stores the movable faulted-stage
Hemi-closure space；The air pump 3 is fixed in ground effect ship hull bottom close to the position of movable faulted-stage 1, and the air pump 3 is via supplying gas
Pipe 4, plenum duct 51 convey air to air chamber；The transmission device 7 to drive the movable faulted-stage to carry out folding and unfolding action, its
It is placed in the faulted-stage retractable room；Longitudinal skirtboard 9 has two, and both are symmetrically placed in ground effect ship vertical profile center line two
Side and cause each longitudinal skirtboard rear end i.e. A of ground effect ship is extended to along hull bottom molded line from the movable faulted-stage rear end
Place is put, as shown in Figure 5.
Further, as preferred scheme of the present utility model
The movable faulted-stage 1 and the junction of rotating shaft 2 are provided with sleeve (not shown), and the rotating shaft will through the sleeve
Movable faulted-stage is connected as one with ground effect ship hull bottom.
Further, as preferred scheme of the present utility model
The yawing angle of the movable faulted-stage 1 is -15 ° to 10 °；The yawing angle is that the movable faulted-stage rotates
The rotational angle of axle.
Further, as preferred scheme of the present utility model
The Breadth Maximum of the movable faulted-stage 1 is the 0.5~0.7 of the ground effect ship beam, and the maximum of the movable faulted-stage
Length-width ratio is 1/3~1.
Further, as preferred scheme of the present utility model
The rotating shaft 2 is placed at the position apart from ground effect ship bow 0.2l~0.4l, and wherein l is ground effect ship ship
It is long.
Further, as preferred scheme of the present utility model
The length of the air chamber 5 is the 0.2~0.4 of the movable faulted-stage maximum length.
Further, as preferred scheme of the present utility model
The transmission device 7 includes：The electric pushrod 71 that is connected by rolling bearing with the movable faulted-stage and it is used for
By driving the electric pushrod drive activity faulted-stage to carry out the controller 72 of folding and unfolding action.
Further, as preferred scheme of the present utility model
The fumarole 8 is prepared from using resistant material.
Further, as preferred scheme of the present utility model
The height of longitudinal skirtboard is 5~15cm, and its length is the 20%~40% of captain.
Based on such scheme, ground effect ship provided by the utility model, its movable faulted-stage is connected by rotating shaft with hull bottom,
It is controlled to rotate upwardly and downwardly around the shaft by transmission device, corresponding angular region of waving is -15 ° to 10 °, the movable faulted-stage pair
Answer three kinds of working conditions of ground effect ship：Takeoff operation, enter water working condition and average flight state, in work of taking off
And plane-parallel it is 0 ° to make during state regulation activity faulted-stage pivot angle, i.e., in normal faulted-stage state；In cruising flight shape
Movable faulted-stage is upwards collected through i.e. regulation angle of oscillation to 10 ° during state, and movable faulted-stage downwards adjust by release when being in into water working condition
Angle of oscillation is saved to -15 °；Hull bottom sets air pump and makes it close to movable faulted-stage retractable room, can be in takeoff operation
The gas of pressure needed for producing, and enter air inlet chamber by snorkel, such ground effect ship can be by fumarole jet backward, together
When in use, needed when ground effect ship just takes off from the water surface carry out jet turn off afterwards for a period of time to avoid by sea
The air jet system exposure of water-soaked is corroded in atmosphere；The air chamber is arranged on the rear end of movable faulted-stage, can prevent seawater
Enter air pump along air duct and corrode air pump；The faulted-stage retractable room of semi-closed structure can by hull interior and seawater every
Open；The electric pushrod is made up of motor push rod and controller, and controller motor push rod affects movable faulted-stage to rotate upwardly and downwardly；
Longitudinal skirtboard can reduce bubble laterally escape, it is ensured that hull bottom bubble layer is so as to reach the effect of drag reduction.It is demonstrated experimentally that logical
The drag reduction 20%-30% or so that takes off of ground effect ship can be made by crossing bubble drag-reduction technology described in the utility model, be lived in addition
The setting of dynamic circuit breaker rank and air chamber can effectively solve the problems, such as seawater corrosion；Simultaneously in descent, movable faulted-stage is first
The water surface is contacted, can play a part of slowing down impact.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its inventive concept is subject to equivalent substitution or change, should all cover protection domain of the present utility model it
It is interior.
Claims (9)
1. a kind of movable faulted-stage, bubble drag-reduction ground effect ship, it is characterised in that including：
Be placed in ground effect ship hull bottom, one end be flexibly connected by rotating shaft with ground effect ship hull bottom and can transmission device control
The movable faulted-stage rotated around the shaft in faulted-stage retractable room under system, the movable faulted-stage rear end is internally formed as air chamber
Cavity structure, the air chamber side is connected via plenum duct with snorkel, and opposite side is via being distributed in after the movable faulted-stage
Some fumaroles on the faulted-stage face at end are in communication with the outside；
The faulted-stage retractable room of ground effect ship hull bottom is formed on, the faulted-stage retractable room, which has, stores the semiclosed of the movable faulted-stage
Space；
The air pump of ground effect ship hull bottom is fixed in, the air pump conveys air via snorkel, plenum duct to air chamber；
The transmission device being placed in the faulted-stage retractable room, the transmission device is moved to drive the movable faulted-stage to carry out folding and unfolding
Make；
And two longitudinal skirtboards for being symmetrically placed in ground effect ship vertical profile center line both sides, longitudinal skirtboard is from the activity
Faulted-stage rear end extends along hull bottom molded line to ground effect ship rear end.
2. movable faulted-stage according to claim 1, bubble drag-reduction ground effect ship, it is characterised in that：
The movable faulted-stage is provided with sleeve with rotating shaft junction, and the rotating shaft passes through the sleeve by movable faulted-stage and ground effect ship
Hull bottom is connected as one.
3. movable faulted-stage according to claim 1, bubble drag-reduction ground effect ship, it is characterised in that：
The yawing angle of the movable faulted-stage is -15 ° to 10 °.
4. movable faulted-stage according to claim 1, bubble drag-reduction ground effect ship, it is characterised in that：
The Breadth Maximum of the movable faulted-stage is the 0.5~0.7 of the ground effect ship beam, and the maximum length-width ratio of the movable faulted-stage
For 1/3~1.
5. movable faulted-stage according to claim 1, bubble drag-reduction ground effect ship, it is characterised in that：
The rotating shaft is placed at the position apart from ground effect ship bow 0.2l~0.4l, and wherein l is ground effect ship captain.
6. movable faulted-stage according to claim 1, bubble drag-reduction ground effect ship, it is characterised in that：
The length of the air chamber is the 0.2~0.4 of the movable faulted-stage maximum length.
7. movable faulted-stage according to claim 1, bubble drag-reduction ground effect ship, it is characterised in that：
The transmission device includes：The electric pushrod that is connected by bearing with the movable faulted-stage and for described by driving
Electric pushrod drive activity faulted-stage carries out the controller of folding and unfolding action.
8. movable faulted-stage according to claim 1, bubble drag-reduction ground effect ship, it is characterised in that：
The fumarole is prepared from using resistant material.
9. movable faulted-stage according to claim 1, bubble drag-reduction ground effect ship, it is characterised in that：
The height of longitudinal skirtboard is 5~15cm, and its length is the 20%~40% of captain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621414181.3U CN206351754U (en) | 2016-12-21 | 2016-12-21 | A kind of movable faulted-stage, bubble drag-reduction ground effect ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621414181.3U CN206351754U (en) | 2016-12-21 | 2016-12-21 | A kind of movable faulted-stage, bubble drag-reduction ground effect ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206351754U true CN206351754U (en) | 2017-07-25 |
Family
ID=59348184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621414181.3U Expired - Fee Related CN206351754U (en) | 2016-12-21 | 2016-12-21 | A kind of movable faulted-stage, bubble drag-reduction ground effect ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206351754U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741585A (en) * | 2016-12-21 | 2017-05-31 | 大连理工大学 | A kind of movable faulted-stage, bubble drag-reduction ground effect ship |
| WO2022041633A1 (en) * | 2020-08-26 | 2022-03-03 | 中山大学 | Novel jet lift augmentation and stability augmentation amphibious aircraft and application method therefor |
-
2016
- 2016-12-21 CN CN201621414181.3U patent/CN206351754U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741585A (en) * | 2016-12-21 | 2017-05-31 | 大连理工大学 | A kind of movable faulted-stage, bubble drag-reduction ground effect ship |
| WO2022041633A1 (en) * | 2020-08-26 | 2022-03-03 | 中山大学 | Novel jet lift augmentation and stability augmentation amphibious aircraft and application method therefor |
| US20230150654A1 (en) * | 2020-08-26 | 2023-05-18 | Sun Yat-Sen University | Novel jet-propelled lift-increasing and stability-increasing amphibious aircraft and application method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170725 Termination date: 20171221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |