CN105216997A - Paddle propeller system peculiar to vessel - Google Patents
Paddle propeller system peculiar to vessel Download PDFInfo
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- CN105216997A CN105216997A CN201510740421.2A CN201510740421A CN105216997A CN 105216997 A CN105216997 A CN 105216997A CN 201510740421 A CN201510740421 A CN 201510740421A CN 105216997 A CN105216997 A CN 105216997A
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- blade
- sliding chutes
- limit sliding
- straight line
- propeller system
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Abstract
The invention discloses a kind of paddle propeller system peculiar to vessel, comprise two-layer parallel bracket, sprocket wheel, chain, engine installation and feeding force control mechanism.(also comprising some groups of propulsive mechanisms and two groups of direction of propulsion control setups), described each group of propulsive mechanism includes blade, blade rotation axle, two bearings and one group of blade limited roller, described two bearings are separately fixed on described each layer chain, described blade is fixed on described blade rotation axle, and described blade limited roller to be fixed on described blade rotation axle respectively by pipe link and described blade limited roller lays respectively at the both sides of described blade; Described direction of propulsion control setup comprises two parallel straight line limit sliding chutes, described blade limited roller with wherein straight line limit sliding chutes for the moving direction of track along described chain slides.The efficiency of striking that above-mentioned paddle propeller system peculiar to vessel can solve the existence of existing ship propeller is lower, the problem that energy consumption cost is higher.
Description
Technical field
The present invention relates to the propelling unit of boats and ships, be specifically related to a kind of paddle propeller system peculiar to vessel.
Background technology
Along with global economic integration, the shipping business in the whole world increases greatly, and the cost fuel of shipping business account for about about 50% at present, and it is many who reduces fuel cost, and who just commercially has more competitive power, establishes oneself in an unassailable position in freight market.At present, on market, ship propeller is generally most is propeller arrangement, and during screw propeller rotation forces current, peripheral speed is far longer than the speed of propeller center, and thrust mainly results from submarginal place, and blade area degree of utilization is lower.And under the prerequisite of identical blade area, the rotational line speed of propeller blade and the efficiency of striking of screw propeller are inversely proportional to.Produce same thrust, and improve and to strike efficiency, screw propeller will be increased and to strike area, and reduce rotational line speed.The peripheral speed of existing propeller arrangement blade is very high, allows most of energy be taken away by rapid stream after ship, greatly reduces the efficiency of striking of propeller.Produce the rotating speed of equivalent thrust screw propeller and screw propeller and effectively strike that area is inversely proportional to, can be reached by the mode increasing area of effectively striking in theory and reduce the object that rotating speed improves efficiency of striking.But due to the structure problem of screw propeller own and the impact of shipping draft, propeller blade can not be accomplished very large.
In addition, market also has voith schneider propeller, voith schneider propeller, just as the auxiliary power of high maneuverability, increases the manoevreability of boats and ships, not as the active force of boats and ships.Voith schneider propeller adopts airfoil fan, and utilize lift to produce propelling thrust, its blade circles, and be come by gear and cam mechanism to the control of direction blade, complex structure, reliability is not high, and voith schneider propeller volume is larger.
In sum, there is the higher problem of efficiency cost that is lower, that cause boats and ships in energy resource consumption of striking in existing propelling unit.
Summary of the invention
The invention provides a kind of paddle propeller system peculiar to vessel, lower with the efficiency of striking solving the existence of existing ship propeller, the problem that energy consumption cost is higher.
The invention discloses following technical scheme:
Paddle propeller system peculiar to vessel, is characterized in that, comprises two-layer parallel bracket, sprocket wheel, chain, engine installation and feeding force control mechanism; Two ends on described two-layer parallel bracket length direction all arrange described sprocket wheel, and described chain coordinates with two sprocket wheels on each layer support respectively, and described engine installation drives described sprocket wheel rotating in same direction;
Described feeding force control mechanism, comprise some groups of propulsive mechanisms and two groups of direction of propulsion control setups, described direction of propulsion control setup is separately positioned on the both sides of described propulsive mechanism;
Described each group of propulsive mechanism includes blade, blade rotation axle, two bearings and one group of blade limited roller, described two bearings are separately fixed on described each layer chain, described blade rotation axle sleeve is located in described two bearings, described blade is fixed on described blade rotation axle, and described blade limited roller to be fixed on described blade rotation axle respectively by pipe link and described blade limited roller lays respectively at the both sides of described blade;
Described direction of propulsion control setup comprises two parallel straight line limit sliding chutes, described blade limited roller is with wherein straight line limit sliding chutes for the moving direction of track along described chain slides, and described straight line limit sliding chutes is all parallel with the length direction of described support.
Preferably, in above-mentioned paddle propeller system peculiar to vessel, described direction of propulsion control setup also comprises limit sliding chutes mobile device, and described limit sliding chutes mobile device connects on the bracket, for adjusting the distance of described limit sliding chutes relative to described chain.
Preferably, in above-mentioned paddle propeller system peculiar to vessel, described limit sliding chutes mobile device is screw mandrel or hydraulic efficiency gear.
Preferably, in above-mentioned paddle propeller system peculiar to vessel, described blade rotation axle keeps and horizontal plane.
Preferably, in above-mentioned paddle propeller system peculiar to vessel, the distance between described two parallel straight line limit sliding chutes is greater than the straight-line distance between described one group of blade limited roller.
Preferably, in above-mentioned paddle propeller system peculiar to vessel, the center shaft of described sprocket wheel runs through the two ends on described two-layer parallel bracket length direction, and described sprocket wheel is around described center shaft rotating in same direction.
Preferably, in above-mentioned paddle propeller system peculiar to vessel, the length of described straight line limit sliding chutes is equal or close to the horizontal throw between described center shaft.
Preferably, in above-mentioned paddle propeller system peculiar to vessel, described blade is rectangular paddle.
Preferably, in above-mentioned paddle propeller system peculiar to vessel, described pipe link is elastic component.
From above technical scheme, the angle of rake working process of paddle peculiar to vessel provided by the invention is: bilevel chain rotates under the drive of sprocket wheel, then drives the bearing movable be fixed on chain, thus causes vane group to start to rotate.Because blade rotation axle is set in two metal (uppers, therefore, when propelling unit runs into the resistance of water, blade can produce rotation while rotating with chain, and ship cannot be provided to provide propelling thrust.Based on the problems referred to above, the cooperation of limited roller and straight line limit sliding chutes is adopted to make when vane group turns to the position between two sprocket wheels, the rotational angle of blade can be constrained to the angle of needs, under the effect of current, be similar to paddle and provide larger propulsive force for boats and ships, produce the thrust on the direction of our needs.And when blade rotation is to the turning of chain, because the limited roller of blade cannot contact with straight line limit sliding chutes, thus blade can freely rotate, direction blade is almost parallel with water (flow) direction, propulsive force is not produced, when blade turns over sprocket wheel, when reentering straight-line motion hardly by resistance, limited roller again with the straight line limit sliding chutes of another side to cooperation, thus ensure that blade advances with the angle of setting, produce thrust forward, go round and begin again.
Visible, paddle propeller system peculiar to vessel provided by the invention, due to behavior of structure, greatly increase angle of rake working area, when produce mutually equal thrust, greatly can reduce the kinematic velocity of propeller blade, go out water speed after reducing propelling unit, thus most power can be utilized as the propulsive force of boats and ships, can efficiency of striking be improved, reduce energy ezpenditure, namely can solve prior art Problems existing.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required for embodiment is briefly described, apparently, for those of ordinary skills, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The spatial structure sterogram of the paddle propeller system peculiar to vessel that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the push structure that Fig. 2 provides for the embodiment of the present invention;
Operating diagram during the paddle propeller system advance peculiar to vessel that Fig. 3 provides for the embodiment of the present invention;
Operating diagram during the paddle propeller system reversing peculiar to vessel that Fig. 4 provides for the embodiment of the present invention;
Operating diagram during the paddle propeller system spot turn peculiar to vessel that Fig. 5 provides for the embodiment of the present invention;
The another kind of structural representation of the paddle propeller system peculiar to vessel that Fig. 6 provides for the embodiment of the present invention.
Wherein:
1-support, 2-sprocket wheel, 3-chain, 4-blade, 5-blade rotation axle, 6-bearing A, 7-bearing B, 8-blade limited roller, 9-pipe link, 10-straight line limit sliding chutes.
Detailed description of the invention
The invention provides a kind of paddle propeller system peculiar to vessel, the efficiency of striking that can solve the existence of existing ship propeller is lower, the problem that energy consumption cost is higher.
Technical scheme in this explanation is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in this explanation embodiment, technical scheme in this explanation embodiment is clearly and completely described, obviously, described embodiment is only that this illustrates a part of embodiment, instead of whole embodiments.Based on the embodiment in this explanation, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of this explanation protection.
Please refer to Fig. 1, the figure shows the spatial structure of the paddle propeller system peculiar to vessel that the embodiment of the present invention provides.As shown in Figure 1, two-layer parallel bracket 1, sprocket wheel 2, chain 3, engine installation and feeding force control mechanism is comprised.Two ends on every layer of parallel bracket 1 length direction all arrange described sprocket wheel 2, described chain 3 coordinates with two sprocket wheels 2 on each layer support 1 respectively, described engine installation drives described sprocket wheel 2 rotating in same direction, problem for convenience of explanation, and the chain 3 at lower floor support 1 place is not complete in FIG to be illustrated.Filled black arrows in Fig. 1 represents the rotating in same direction direction of four sprocket wheels 2, and hollow arrow represents the direction that chain 3 rotates with sprocket wheel 2.Can be set to: the center shaft of described sprocket wheel 2 runs through the two ends on described two-layer parallel bracket 1 length direction, and described sprocket wheel 2 realizes around the mode of described center shaft rotating in same direction, also can be set to other forms to realize the rotation of sprocket wheel.
Described feeding force control mechanism, comprise some groups of propulsive mechanisms and two groups of direction of propulsion control setups, described direction of propulsion control setup is separately positioned on the both sides of described propulsive mechanism.Incorporated by reference to reference to figure 2, the figure shows the structural representation of the push structure that the embodiment of the present invention provides.Described each group of propulsive mechanism includes blade 4, blade rotation axle 5, two bearings and one group of blade limited roller 8, described two bearings are separately fixed on described each layer chain 3, bearing A6 is fixed on upper strata chain 3, bearing B7 is fixed on lower floor's chain, described blade rotation axle 5 is set in described two bearings, described blade 4 is fixed on described blade rotation axle 5, and described blade limited roller 8 to be fixed on described blade rotation axle 5 respectively by pipe link 9 and described blade limited roller 8 lays respectively at the both sides of described blade 4.
Described direction of propulsion control setup comprises two parallel straight line limit sliding chutes 10, not shown in FIG, please refer to Fig. 3, and the operating diagram during paddle propeller system advance peculiar to vessel that Fig. 3 provides for the embodiment of the present invention, Fig. 3 can think the birds-eye view of Fig. 1.As shown in Figure 3, to be track with wherein straight line limit sliding chutes 10 slide along the moving direction of described chain 3 described blade limited roller 8, and described straight line limit sliding chutes 10 is all parallel with the length direction of described support 1.
The angle of rake effect of paddle peculiar to vessel provided by the invention is for boats and ships provide active force, is generally arranged on the rear of boats and ships, also can be arranged on front or the both sides of boats and ships.From above technical scheme, the angle of rake working process of paddle peculiar to vessel provided by the invention is: bilevel chain 3 rotates under the drive of sprocket wheel 2, then drive the bearing A6 be fixed on chain 3 and bearing B7 to move, thus cause vane group to start to rotate.As shown in Figure 3, when this propeller system is arranged on boats and ships rear, under the impact of current, when distance between two parallel straight line limit sliding chutes 10 is fixed, accordingly, after blade limited roller 8 goes to graphic angle, because blade limited roller 8 receives the restriction of Liang Chu lower floor straight line limit sliding chutes 10, blade 4 is all into specific angle, is similar to the propulsive force that paddle provides for boats and ships, and direction of propulsion is as shown in filled black arrows downward in Fig. 3.And when blade 4 turns to the turning of chain 3, because blade limited roller 8 cannot contact with straight line limit sliding chutes 10, thus blade 4 can freely rotate, blade 4 direction is almost parallel with water (flow) direction, almost there is no resistance and do not produce propulsive force, when blade 4 turns over sprocket wheel, when reentering straight-line motion, blade limited roller 8 coordinates with the straight line limit sliding chutes 10 of another side again, thus ensure that blade 4 advances with the angle of setting, go round and begin again, constantly for boats and ships provide the power of advance.In order to make the small volume of propeller system provided by the invention, the length of described straight line limit sliding chutes 10 is equal or close to the horizontal throw between described center shaft.
Visible, paddle propeller system peculiar to vessel provided by the invention, when draft is constant, we can increase to the beam the distance between centre of sprocket axle, thus considerably increase angle of rake working area, reduce the kinematic velocity of propeller blade 4, go out water speed after reducing propelling unit, thus most power can be utilized as the propulsive force of boats and ships, can efficiency of striking be improved, reduce energy ezpenditure, namely can solve prior art Problems existing.
It is pointed out that quantity and the size of blade 4 can be arranged according to different propulsive force demands, the position of blade 4 can be arranged as required, also can be symmetrical arranged in pairs in the both sides of sprocket wheel, to eliminate rotary torque.Described blade 4 can be rectangle, also can be other shapes.To above-mentioned several aspect, the present invention does not all limit at this.
Improvement is made on the basis of technique scheme, direction of propulsion control setup also comprises straight line limit sliding chutes mobile device, described straight line limit sliding chutes mobile device is connected on described support 1, for adjusting the distance of described straight line limit sliding chutes 10 relative to described chain 3.Described limit sliding chutes mobile device can be screw mandrel or hydraulic efficiency gear.When the straight length of blade 4 between sprocket wheel runs, blade 4 is subject to the effect of straight line limit sliding chutes 10 and in the angle needed, this angle is relevant to the efficiency of striking of vane group, and that is this angle can affect the size of propulsive force.In order to meet the operation demand of boats and ships under different operating mode, above-mentioned mobile device also should regulate the distance between one group of parallel straight line limit sliding chutes 10.
When boats and ships need brake or reversing, the direction of propulsive force should be contrary with technique scheme, the mode realizing this process is: utilize above-mentioned straight line limit sliding chutes mobile device, blade limited roller 8 is matched with the straight line limit sliding chutes 10 of another side, as in Fig. 4, for matching with upper strata chute, when the service direction of chain 3 is as shown in hollow arrow, the propulsive force direction now produced is the direction shown in the downward arrow of solid black in Fig. 4, under the effect of this propulsive force, boats and ships can complete reversing or brake.
Same, when boats and ships need at spot turn, can by adjusting the cooperation of straight line limit sliding chutes 10 and blade limited roller 8, when angle is as shown in Figure 5 changed in the direction of vane group, when the service direction of chain 3 is as shown in hollow arrow, the propulsive force direction now produced is the direction in Fig. 5 shown in black arrows, and under the effect of this propulsive force, boats and ships can complete spot turn.
In each technical scheme above-mentioned, described blade rotation axle 5 keeps and horizontal plane, can ensure the efficiency of effectively striking of blade 4 like this, and when blade rotation axle 5 and horizontal plane, the stressed stability of blade 4 is higher, and boats and ships can comparatively run by pulsation-free.
Be convenient to make the angle of striking of vane group regulate, that is in order to adjustment is convenient in the position of one group of blade limited roller 8 in two parallel straight line limit sliding chutes 10, the distance between described two parallel straight line limit sliding chutes 10 is greater than the straight-line distance between described one group of blade limited roller 8.
We know, when blade limited roller 8 and straight line limit sliding chutes 10 match, unavoidably noise can be produced, when pipe link 9 is rigid material, noise is larger, optimization is made to this, described pipe link 9 can be designed to elastic component, coordinate to reduce the impulsive force being, to reduce noise, adopt Flexible Connector simultaneously, under identical flow action, the stressed degree of vane group can be controlled.
Please refer to Fig. 6, the another kind of structural representation of the paddle propeller system peculiar to vessel that Fig. 6 provides for the embodiment of the present invention.The difference of the propeller system shown in itself and above-mentioned Fig. 3-Fig. 5 is, with the fit system of boats and ships, as shown in Figure 6, the operation angle of this propeller system and boats and ships is 45 ° when installing, when the direction of chain 3 as shown in hollow arrow is run, and blade 4 is when being limited in angle as shown in the figure by straight line limit sliding chutes 10, the vane group on upper strata is almost vertical with the direction of current, the vane group of lower floor is almost parallel with the direction of current, compared with the angle shown in Fig. 3-Fig. 5, the application force of current is all converted into propelling thrust, produce the propulsive force direction as shown in black arrows in Fig. 6.And only needing a blade limited roller 8, structure is more simple.
The above is only the specific embodiment of the present invention, those skilled in the art is understood or realizes the present invention.To be apparent to one skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
The above is only the specific embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. paddle propeller system peculiar to vessel, is characterized in that, comprises two-layer parallel bracket (1), sprocket wheel (2), chain (3), engine installation and feeding force control mechanism; Two ends on described two-layer parallel bracket (1) length direction all arrange described sprocket wheel (2), described chain (3) coordinates with two sprocket wheels (2) on each layer support respectively, and described engine installation drives described sprocket wheel (2) rotating in same direction;
Described feeding force control mechanism, comprise some groups of propulsive mechanisms and two groups of direction of propulsion control setups, described direction of propulsion control setup is separately positioned on the both sides of described propulsive mechanism;
Described each group of propulsive mechanism includes blade (4), blade rotation axle (5), two bearings and one group of blade limited roller (8), described two bearings are separately fixed on described each layer chain (3), described blade rotation axle (5) is set in described two bearings, described blade (4) is fixed on described blade rotation axle (5), described blade limited roller (8) is fixed on described blade rotation axle (5) respectively by pipe link (9), and described blade limited roller (8) lays respectively at the both sides of described blade (4),
Described direction of propulsion control setup comprises two parallel straight line limit sliding chutes (10), described blade limited roller (8) is with wherein straight line limit sliding chutes (10) for the moving direction of track along described chain (3) slides, and described straight line limit sliding chutes (10) is all parallel with the length direction of described support (1).
2. paddle propeller system peculiar to vessel according to claim 1, it is characterized in that, described direction of propulsion control setup also comprises straight line limit sliding chutes mobile device, described straight line limit sliding chutes mobile device is connected on described support (1), for adjusting the distance of described straight line limit sliding chutes (10) relative to described chain (3).
3. paddle propeller system peculiar to vessel according to claim 2, is characterized in that, described limit sliding chutes mobile device is screw mandrel or hydraulic efficiency gear.
4. paddle propeller system peculiar to vessel according to claim 1, is characterized in that, described blade rotation axle (5) keeps and horizontal plane.
5. paddle propeller system peculiar to vessel according to claim 1, is characterized in that, the distance between described two parallel straight line limit sliding chutes (10) is greater than the straight-line distance between described one group of blade limited roller (8).
6. paddle propeller system peculiar to vessel according to claim 1, is characterized in that, the center shaft of described sprocket wheel runs through the two ends on described two-layer parallel bracket (1) length direction, and described sprocket wheel (2) is around described center shaft rotating in same direction.
7. paddle propeller system peculiar to vessel according to claim 6, is characterized in that, the length of described straight line limit sliding chutes (10) equals or close to the horizontal throw between described center shaft.
8. paddle propeller system peculiar to vessel according to claim 1, is characterized in that, described blade (4) is rectangular paddle.
9. paddle propeller system peculiar to vessel according to claim 1, is characterized in that, described pipe link (9) is elastic component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510740421.2A CN105216997B (en) | 2015-11-04 | 2015-11-04 | Marine paddle type propeller device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510740421.2A CN105216997B (en) | 2015-11-04 | 2015-11-04 | Marine paddle type propeller device |
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| Publication Number | Publication Date |
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| CN105216997A true CN105216997A (en) | 2016-01-06 |
| CN105216997B CN105216997B (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510740421.2A Active CN105216997B (en) | 2015-11-04 | 2015-11-04 | Marine paddle type propeller device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107264757A (en) * | 2017-06-26 | 2017-10-20 | 吴其兵 | A kind of marine propulsion |
| CN110901316A (en) * | 2019-11-29 | 2020-03-24 | 哈尔滨工程大学 | Flapping propulsion type propeller, propulsion system and amphibious vehicle |
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| CN2124872U (en) * | 1992-04-17 | 1992-12-16 | 黄佳林 | Parallel straight wing thruster |
| US20100291815A1 (en) * | 2009-05-14 | 2010-11-18 | Saxby Michael W | Watercraft Propulsion System |
| EP2428682A2 (en) * | 2010-09-14 | 2012-03-14 | General Electric Company | Bidirectional fan having self-adjusting vane |
| CN102616360A (en) * | 2012-03-24 | 2012-08-01 | 夏凤义 | Orbital transfer type blade double-chain device |
| CN202783746U (en) * | 2012-09-19 | 2013-03-13 | 彭刚 | Continuous slewing translation type propulsion device |
| CN205221048U (en) * | 2015-11-04 | 2016-05-11 | 倪忠 | Marine oar formula propeller device |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2124872U (en) * | 1992-04-17 | 1992-12-16 | 黄佳林 | Parallel straight wing thruster |
| US20100291815A1 (en) * | 2009-05-14 | 2010-11-18 | Saxby Michael W | Watercraft Propulsion System |
| EP2428682A2 (en) * | 2010-09-14 | 2012-03-14 | General Electric Company | Bidirectional fan having self-adjusting vane |
| CN102616360A (en) * | 2012-03-24 | 2012-08-01 | 夏凤义 | Orbital transfer type blade double-chain device |
| CN202783746U (en) * | 2012-09-19 | 2013-03-13 | 彭刚 | Continuous slewing translation type propulsion device |
| CN205221048U (en) * | 2015-11-04 | 2016-05-11 | 倪忠 | Marine oar formula propeller device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107264757A (en) * | 2017-06-26 | 2017-10-20 | 吴其兵 | A kind of marine propulsion |
| CN107264757B (en) * | 2017-06-26 | 2019-01-04 | 吴其兵 | A kind of marine propulsion |
| CN110901316A (en) * | 2019-11-29 | 2020-03-24 | 哈尔滨工程大学 | Flapping propulsion type propeller, propulsion system and amphibious vehicle |
| CN110901316B (en) * | 2019-11-29 | 2022-11-18 | 哈尔滨工程大学 | Flapping propulsion type propeller, propulsion system and amphibious vehicle |
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| CN105216997B (en) | 2017-05-10 |
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