CN203889035U - Lateral fin propeller for ship - Google Patents
Lateral fin propeller for ship Download PDFInfo
- Publication number
- CN203889035U CN203889035U CN201420282609.8U CN201420282609U CN203889035U CN 203889035 U CN203889035 U CN 203889035U CN 201420282609 U CN201420282609 U CN 201420282609U CN 203889035 U CN203889035 U CN 203889035U
- Authority
- CN
- China
- Prior art keywords
- lateral fin
- fin blade
- propelling
- lateral
- blade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model provides a lateral fin propeller for a ship. The lateral fin propeller comprises a lateral fin blade, a lateral fin blade center shaft, a propelling main shaft, a water sealing partitioning plate, a lateral fin blade connecting ring, a sliding way and a propelling rotating shaft. The water sealing partitioning plate and the surface of the outer side of the sliding way are tightly connected. A sliding groove is formed in the sliding way. The lateral fin blade is matched with the sliding groove through the lateral fin blade center shaft. The propelling rotating shaft is connected with the lateral fin blade connecting ring. One end of the propelling main shaft is hinged to the propelling rotating shaft. The other end of the propelling main shaft is connected with a power device. The lateral fin blade extends out of the water sealing partitioning plate through a joining notch formed in the water sealing partitioning plate. In order to achieve the purpose of ship energy saving, the later fin propeller can be arranged on the two sides of a ship parallel middle body, compared with a traditional propeller, the lateral fin propeller does not generate tail rotational flow, energy loss is low, and efficiency is high.
Description
Technical field
The utility model relates to a kind of propelling unit, relates in particular to a kind of lateral fin propelling unit peculiar to vessel.
Background technology
For existing ship propelling unit, be generally faced with a common problem, energy consumption is high, efficiency is on the low side.The features such as common screw propeller ubiquity rotating speed strong noise is large, and water side produces larger resistance to boats and ships greatly, and complex process processing and manufacturing difficulty is large.And propeller is mainly to rely on screw propeller to rotate, when propelling fluid moves backward, fluid is produced and rotatablely move.It is that screw propeller generation thrust is necessary that propelling fluid moves backward, and rotatablely moving of the wake flow that screw propeller produces is a kind of energy dissipation completely.Wake flow the consumed energy that rotatablely moves can reach the more than 15% of main engine power conventionally.
Had both at home and abroad much patents about marine propeller aspect, the Device for propelling ships that for example US Patent No. 4102293 is announced, relies on the routing motion of reciprocal axle and blade, can provide thrust forward for boats and ships.But still there is a little deficiency, first because hull travels forward, when in the time that propelling unit opens, adverse current moves ahead, produce larger resistance, secondly in the process of " sumo is opened with anxious ", easily produce lateral flow, this just can produce tailspin with screw propeller rotary current and flow identical, also be a kind of loss of energy, and its structure relative complex.
Under the large background of nowadays vigorously advocating energy-saving and emission-reduction, the energy-conservation propelling unit of development of new avoids producing unnecessary rotary current and lateral flow becomes the important subject of ship energy saving.
Summary of the invention
The purpose of this utility model is for fear of producing tailspin stream and lateral flow, reduce degradation of energy, improving propulsion coefficient, and a kind of lateral fin propelling unit peculiar to vessel is provided.
The purpose of this utility model is achieved in that and comprises lateral fin blade, lateral fin blade center shaft and propelling main shaft, also comprise water-stop dividing plate, lateral fin blade shackle, slideway and propelling S. A., water-stop dividing plate is closely connected with slideway outer surface, on described slideway, be provided with chute, lateral fin blade pass is crossed lateral fin blade center shaft and is coordinated with chute, advance S. A. to be connected with lateral fin blade shackle, advance one end of main shaft hinged with propelling S. A., advance the other end of main shaft to be connected with engine installation, lateral fin blade pass is crossed the linking breach arranging on water-stop dividing plate and is reached water-stop dividing plate outside.
The utility model also comprises some architectural features like this:
1. the longitudinal length of water-stop dividing plate is greater than the length of the slideway of twice.
2. described in, lateral fin blade center shaft top and bottom are globositys, and centre is cylindrical, and described lateral fin blade pass is crossed lateral fin blade center shaft and coordinated the globosity that refers to lateral fin blade center shaft to coordinate with chute with chute.
3. described in, lateral fin blade has along the direction of lateral fin blade center shaft the through hole adapting with lateral fin blade plan form.
Compared with prior art, the beneficial effects of the utility model are: the utility model is simple in structure, be easy to realize, lateral fin blade is advance under the effect of main shaft can the ground opening and closing of property performance period, in the time that blade opens, blade and hull move in vertical state and backward, thereby after promoting current direction, motion provides thrust forward.In the time that blade is closed, it is curved that blade is close to hull surface, thereby make it produce less resistance.The utility model in use can not produce tailspin stream and lateral flow, and capacity loss is little, and propulsion coefficient is high.Install and use lateral fin propelling unit peculiar to vessel of the present utility model in boats and ships square body both sides, can reach the object of ship energy saving.
Brief description of the drawings
Fig. 1 is the utility model overall structure schematic diagram;
Fig. 2 is the structural representation of the utility model lateral fin blade;
Fig. 3 is lateral fin blade interior structural representation;
Fig. 4 is chute drawing in side sectional elevation of the present utility model;
Fig. 5 is water-stop diaphragm structure schematic diagram of the present utility model;
Fig. 6 is state of kinematic motion 1 of the present utility model;
Fig. 7 is state of kinematic motion 2 of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 has provided lateral fin propelling unit overall structure schematic diagram of the present utility model.Using prerequisite of the present utility model is the ship outer casing leaving certain gaps uncovered by the economic plan below shipboard waterline, this gap width is strictly identical with lateral fin blade 1 length, identical with propelling unit stroke along hull longitudinal length, watertight dividing plate 6 is synchronized with the movement with lateral fin propelling unit, realizes the effect of hull watertight.The utility model is mainly made up of lateral fin blade 1, propelling S. A. 2, propelling main shaft 3, slideway 4, chute 5 and water-stop dividing plate 6.Water-stop dividing plate 6 is closely connected with slideway 4 outer surfaces, on described slideway 4, have chute 5, lateral fin blade 1 coordinates with chute 5 by lateral fin blade center shaft 7, advance S. A. 2 to be connected with lateral fin blade shackle 8, advance one end of main shaft 3 hinged with propelling S. A. 2, advance the other end of main shaft 3 to be connected with control circuit.
Advancing main shaft 3 is the reciprocating cardan shaft of periodicity, except driving lateral fin blade 1 periodically to seesaw, can also make it periodically open and closure, when lateral fin blade 1 opens and ship outer casing take advantage of plumbness, advance main shaft 3 to drive lateral fin blade 1 to promote to move after current direction along chute 5, thereby thrust is forward provided.In the time that lateral fin blade 1 is closed, realize with hull and fitting tightly, owing to being streamline contour, thereby can effectively reduce the additional resistance of its generation.Water-stop dividing plate 6 is synchronized with the movement with propelling unit, chute 5 length that are greater than 2 times along hull longitudinal length.
Fig. 2 is lateral fin propeller blade 1, and for propelling unit can effectively be rotated, lateral fin blade center shaft 7 ends are spherical in shape, and bottom is cylindrical, and exterior contour is identical with chute section in Fig. 4, thereby realizes coordinating of lateral fin blade center shaft 7 and chute 5.Water-stop dividing plate 6 is close to slideway 4 outers, has realized water-stop.Because lateral fin blade 1 is thicker, under the prerequisite that meets requirement of strength.Fig. 3 has provided lateral fin blade has been carried out to hollow structural representation after treatment.Fig. 4 has provided the section-drawing of chute 5, and water-stop dividing plate 6 fits tightly with one end of chute 5, and the cross sectional shape at the two ends up and down of lateral fin blade center shaft 7 is identical with the section shape of chute 5, realizes the motion of lateral fin blade 1 on chute 5.
Fig. 5 has provided separately the structural representation of water-stop dividing plate 6, realized and being closely connected with lateral fin blade 1, and lateral fin blade 1 can rotate freely by breach 9.Lateral fin blade center shaft 7, through the stomidium 10 of water-stop dividing plate both sides Shang Xia 6, can be synchronized with the movement with lateral fin propeller blade 1 water-stop dividing plate 6.Because water-stop dividing plate 6 is longer, the part beyond slideway 4 is salable in the ship hull plate of corresponding position, in ship hull plate, for water-stop dividing plate 6, cavity slideway is set.
Fig. 6 and Fig. 7 have provided respectively the angle of rake two kinds of running statees of this lateral fin.Figure 6 shows that lateral fin blade 1 is by being closed into the kinematic sketch that opens and move backward, when lateral fin blade 1 is in right side and in closure state, advance main shaft 3 to drive lateral fin blade 1 with angular velocity omega clickwise, until vertical with ship outer casing, then press left side state with speed V
1motion backward, speed of incoming flow V
0with ship's speed V
pidentical, direction is identical with propelling unit sense of motion, flow and produces thrust forward, the speed V moving backward for propelling unit being produced meet
1to obviously be greater than speed of incoming flow V
0.State of kinematic motion shown in Fig. 7 is contrary with Fig. 6.In the time that propelling unit moves to high order end, speed V
1be reduced to zero, advance main shaft 3 drive lateral fin blade 1 with angular velocity omega left-hand revolution until be close to hull surface, afterwards by right side state along chute 5 with speed V
2move right, until move to low order end.While travelling forward with closure state due to propelling unit and incoming flow opposite direction, for fear of because of lateral fin blade 1 surface because of the excessive generation cavity of speed, the harmful effect such as degrade, speed V
2should be much smaller than speed V
1and with ship's speed V
papproach.
Claims (5)
1. a lateral fin propelling unit peculiar to vessel, comprise lateral fin blade, lateral fin blade center shaft and propelling main shaft, it is characterized in that: also comprise water-stop dividing plate, lateral fin blade shackle, slideway and propelling S. A., water-stop dividing plate is closely connected with slideway outer surface, on described slideway, be provided with chute, lateral fin blade pass is crossed lateral fin blade center shaft and is coordinated with chute, advance S. A. to be connected with lateral fin blade shackle, advance one end of main shaft hinged with propelling S. A., advance the other end of main shaft to be connected with engine installation, lateral fin blade pass is crossed the linking breach arranging on water-stop dividing plate and is reached water-stop dividing plate outside.
2. lateral fin propelling unit peculiar to vessel according to claim 1, is characterized in that: the longitudinal length of water-stop dividing plate is greater than the length of the slideway of twice.
3. lateral fin propelling unit peculiar to vessel according to claim 1 and 2, it is characterized in that: described lateral fin blade center shaft top and bottom are globositys, centre is cylindrical, and described lateral fin blade pass is crossed lateral fin blade center shaft and coordinated the globosity that refers to lateral fin blade center shaft to coordinate with chute with chute.
4. lateral fin propelling unit peculiar to vessel according to claim 1 and 2, is characterized in that: described lateral fin blade has along the direction of lateral fin blade center shaft the through hole adapting with lateral fin blade plan form.
5. lateral fin propelling unit peculiar to vessel according to claim 3, is characterized in that: described lateral fin blade has along the direction of lateral fin blade center shaft the through hole adapting with lateral fin blade plan form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282609.8U CN203889035U (en) | 2014-05-29 | 2014-05-29 | Lateral fin propeller for ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282609.8U CN203889035U (en) | 2014-05-29 | 2014-05-29 | Lateral fin propeller for ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203889035U true CN203889035U (en) | 2014-10-22 |
Family
ID=51715470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420282609.8U Withdrawn - After Issue CN203889035U (en) | 2014-05-29 | 2014-05-29 | Lateral fin propeller for ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203889035U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015902A (en) * | 2014-05-29 | 2014-09-03 | 哈尔滨工程大学 | Lateral fin propeller used for ship |
| CN107776860A (en) * | 2017-10-23 | 2018-03-09 | 大连海事大学 | A kind of bin propeller peculiar to vessel |
| RU209324U1 (en) * | 2021-10-14 | 2022-03-15 | Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации | UNDERWATER PROPELLER PROPELLER |
-
2014
- 2014-05-29 CN CN201420282609.8U patent/CN203889035U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015902A (en) * | 2014-05-29 | 2014-09-03 | 哈尔滨工程大学 | Lateral fin propeller used for ship |
| CN107776860A (en) * | 2017-10-23 | 2018-03-09 | 大连海事大学 | A kind of bin propeller peculiar to vessel |
| CN107776860B (en) * | 2017-10-23 | 2019-05-31 | 大连海事大学 | A kind of bin propeller peculiar to vessel |
| RU209324U1 (en) * | 2021-10-14 | 2022-03-15 | Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации | UNDERWATER PROPELLER PROPELLER |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141022 Effective date of abandoning: 20160504 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |