CN103935481B - The variable T-shaped wing of angle of attack formula - Google Patents

The variable T-shaped wing of angle of attack formula Download PDF

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Publication number
CN103935481B
CN103935481B CN201410151225.7A CN201410151225A CN103935481B CN 103935481 B CN103935481 B CN 103935481B CN 201410151225 A CN201410151225 A CN 201410151225A CN 103935481 B CN103935481 B CN 103935481B
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CN
China
Prior art keywords
tail
horizontal tail
pull bar
shaped wing
vertical portion
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.)
Expired - Fee Related
Application number
CN201410151225.7A
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Chinese (zh)
Other versions
CN103935481A (en
Inventor
宗智
邹丽
周力
杨潇鹏
冯萌萌
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Dalian University of Technology
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Dalian University of Technology
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Publication date
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Priority to CN201410151225.7A priority Critical patent/CN103935481B/en
Publication of CN103935481A publication Critical patent/CN103935481A/en
Application granted granted Critical
Publication of CN103935481B publication Critical patent/CN103935481B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/16Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving additional lift from hydrodynamic forces
    • B63B1/24Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving additional lift from hydrodynamic forces of hydrofoil type
    • B63B1/28Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving additional lift from hydrodynamic forces of hydrofoil type with movable hydrofoils
    • B63B1/285Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving additional lift from hydrodynamic forces of hydrofoil type with movable hydrofoils changing the angle of attack or the lift of the foil
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/16Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving additional lift from hydrodynamic forces
    • B63B1/18Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving additional lift from hydrodynamic forces of hydroplane type

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

The invention discloses a kind of variable T-shaped wing of angle of attack formula, including: pull bar, vertical tail, horizontal tail, fixing axle and movable axis;Described horizontal tail and vertical tail, are in mating connection, and described horizontal tail offers longitudinal fluting;Described vertical tail, has horizontal part and vertical portion;Lower end, described vertical portion is placed in described longitudinal fluting;The vertically grafting of described pull bar enters in vertical portion;Lower end, described vertical portion offers the curved slot in mating connection with movable axis;Described movable axis is connected with horizontal tail through curved slot with pull bar;Lower end, described vertical portion is connected with horizontal tail by fixing axle;The present invention can solve the problem that the T-shaped wing that prior art provides is owing to the horizontal tail angle of attack is unadjustable or can not timely adjustment and the problem that causes anti-rolling effect difference, the present invention has and better subtracts the effect of shaking, can high efficiency reduction hang down swing, make boats and ships safer and comfortable in running, and install simple and convenient.

Description

The variable T-shaped wing of angle of attack formula
Technical field
The invention belongs to Ship Design Technology field, be specifically related to a kind of variable T-shaped wing of angle of attack formula.
Background technology
Boats and ships are prone to run into extreme sea condition when navigation, and boats and ships produce significantly to hang down to swing and pitching, cause that ship's manoeuverability, safety and comfortableness reduce.In order to reduce the catenary motion adverse effect to speed and structural safety when boats and ships navigate by water in wave, all kinds of stabilizers arise at the historic moment, wherein the T-shaped wing as a kind of simple in construction, with low cost, the obvious stabilizer of effect by extensive concern.
The T-shaped wing in the market is broadly divided into two classes, and a class is the fixing T-shaped wing of the unadjustable angle of attack, and this kind of T-shaped wing can not, according to the boats and ships status active adjustment angle of attack, can only be the angle of attack that brought by Vessel's Description of driven bearing;Another kind of for the T-shaped wing of the adjustable angle of attack, but can only according to one angle of attack of sea situation anticipation being likely to occur before ship running, change that can not be in good time in ship running process;Use the T-shaped wing of both of the prior art, can due to the horizontal tail angle of attack is unadjustable or can not timely adjustment and cause anti-rolling effect poor, cause that the comfort of boats and ships and safety are undesirable.
Summary of the invention
The present invention is directed to the proposition of problem above, and develop the variable T-shaped wing of angle of attack formula that a kind of anti-rolling effect is good.
The technological means of the present invention is as follows:
A kind of variable T-shaped wing of angle of attack formula, it is characterised in that including: pull bar, vertical tail, horizontal tail, fixing axle and movable axis;Described horizontal tail and vertical tail, are in mating connection, and described horizontal tail offers longitudinal fluting;Described vertical tail, has horizontal part and vertical portion;Lower end, described vertical portion is placed in described longitudinal fluting;The vertically grafting of described pull bar enters in vertical portion;Lower end, described vertical portion offers the curved slot in mating connection with movable axis;Described movable axis is connected with horizontal tail through curved slot with pull bar;Lower end, described vertical portion is connected with horizontal tail by fixing axle;
Further, described pull bar lower end offers the connecting hole in mating connection with movable axis;
Further, the distance between described fixing axle and horizontal tail leading edge is 40mm;
Further, the distance between described movable axis and horizontal tail leading edge is 55mm;
Further, when pull bar moves up and down, described pull bar drives movable axis to move in curved slot, and then movable axis drives horizontal tail to swing up and down;
Further, described longitudinal fluting is sized larger than described vertical portion size;
It addition, also include the drive system being connected with pull bar upper end, described drive system controls the kinestate of pull bar;
Further, the swing angle of described horizontal tail is-10 ° to 10 °.
Further, the T-shaped wing is arranged on stem.
Owing to have employed technique scheme, the variable T-shaped wing of angle of attack formula provided by the invention, can solve the problem that the T-shaped wing that prior art provides is owing to the horizontal tail angle of attack is unadjustable or can not timely adjustment and the problem that causes anti-rolling effect difference, the present invention has and better subtracts the effect of shaking, can high efficiency reduction hang down swing, make boats and ships safer and comfortable in running, and install simple and convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the top view of Fig. 1.
In figure: 1, pull bar, 2, vertical tail, 3, curved slot, 4, movable axis, 5, horizontal tail, 6, fixing axle, 7, longitudinal fluting, 8, connecting hole, 21, horizontal part, 22, vertical portion.
Detailed description of the invention
The one variable angle of attack T-shaped wing of formula as depicted in figs. 1 and 2, it is characterised in that including: pull bar 1, vertical tail, 2, horizontal tail 5, fixing axle 6 and movable axis 4;Described horizontal tail 5 and vertical tail, 2 are in mating connection, and described horizontal tail 5 offers longitudinal fluting 7;Described vertical tail, 2 has horizontal part 21 and vertical portion 22;Lower end, described vertical portion 22 is placed in described longitudinal fluting 7;Described pull bar 1 vertically grafting enters in vertical portion 22;Lower end, described vertical portion 22 offers the curved slot 3 in mating connection with movable axis 4;Described movable axis 4 is connected with horizontal tail 5 through curved slot 3 with pull bar 1;Lower end, described vertical portion 22 is connected with horizontal tail 5 by fixing axle 6;Further, described pull bar 1 lower end offers the connecting hole 8 in mating connection with movable axis 4;Further, the distance between described fixing axle 6 and horizontal tail 5 leading edge is 40mm;Further, the distance between described movable axis 4 and horizontal tail 5 leading edge is 55mm;Further, when pull bar 1 moves up and down, described pull bar 1 drives movable axis 4 to move in curved slot 3, and then movable axis 4 drives horizontal tail 5 to swing up and down;Further, described longitudinal fluting 7 is sized larger than described vertical portion 22 size;It addition, also include the drive system being connected with pull bar 1 upper end, described drive system controls the kinestate of pull bar 1;Further, the swing angle of described horizontal tail 5 is-10 ° to 10 °;Further, the T-shaped wing is arranged on stem;Described drive system can according to the boats and ships direction of motion, carry out flow path direction and boats and ships heave direction controls the kinestate of pull bar 1, and then adjust the horizontal tail angle of attack.
The variable T-shaped wing of angle of attack formula provided by the invention, described vertical tail, is fixed on hull bottom, vertical tail, is motionless all the time, when pull bar moves up and down, pull bar drives the movable axis that its lower end connects to move in the curved slot of lower end, vertical tail, vertical portion, and then movable axis drives the horizontal tail of its connection to swing up and down around fixing axle;The T-shaped wing provided by the invention selects NACA0012 aerofoil profile;Lower end, described vertical portion is placed in described longitudinal fluting, and described longitudinal fluting is sized larger than described vertical portion size, for the rotation headspace of horizontal tail, reaches the purpose of the scalable angle of attack;Described pull bar, under the control of drive system, can pump, it is also possible to doing small movements in the horizontal direction, pull bar lower end and horizontal tail bottom have certain distance;Described fixing axle is placed on the longitudinal axis of vertical portion, and movable axis drives horizontal tail to swing around fixing axle;The swing angle of described horizontal tail is-10 ° to 10 °, adjusts the incoming flow angle of attack, alleviates hull and sway;Distance between described horizontal tail trailing edge and the vertical portion of vertical tail, to ensure that horizontal tail is changing in angle of attack process and will not collide problem with vertical tail, it is achieved the feasibility that 10 ° of angles of attack change;The present invention can solve the problem that the T-shaped wing that prior art provides is owing to the horizontal tail angle of attack is unadjustable or can not timely adjustment and the problem that causes anti-rolling effect difference, the present invention has and better subtracts the effect of shaking, can high efficiency reduction hang down swing, make boats and ships safer and comfortable in running, and install simple and convenient;The described T-shaped wing is arranged on stem by the present invention, it is possible to ensure that boats and ships have less pitching and swing with hanging down when Motion Waves;Described pull bar drives movable axis to move along curved slot in drinking water direction;The angle of attack refers to the wing chord of horizontal tail and the angle in speed of incoming flow direction, and the size of the angle of attack determines that the T-shaped wing produces the size of lift, thus determining the anti-rolling effect of the T-shaped wing.
The above; it is only the present invention preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; it is equal to replacement according to technical scheme and inventive concept thereof or is changed, all should be encompassed within protection scope of the present invention.

Claims (8)

1. the variable T-shaped wing of angle of attack formula, it is characterised in that including: pull bar (1), vertical tail, (2), horizontal tail (5), fixing axle (6) and movable axis (4);Described horizontal tail (5) and vertical tail, (2) are in mating connection, and described horizontal tail (5) offers longitudinal fluting (7);Described vertical tail, (2) has horizontal part (21) and vertical portion (22);Described vertical portion (22) lower end is placed in described longitudinal fluting (7);Described pull bar (1) vertically grafting enters in vertical portion (22);Described vertical portion (22) lower end offers the curved slot (3) in mating connection with movable axis (4);Described movable axis (4) is connected through curved slot (3) and pull bar (1) are fixing with horizontal tail (5);Described vertical portion (22) lower end is connected with horizontal tail (5) by fixing axle (6);Described longitudinal fluting (7) is sized larger than described vertical portion (22) size.
2. the T-shaped wing of one according to claim 1 variable angle of attack formula, it is characterised in that described pull bar (1) lower end offers the connecting hole (8) in mating connection with movable axis (4).
3. the T-shaped wing of one according to claim 1 variable angle of attack formula, it is characterised in that the distance between described fixing axle (6) and horizontal tail (5) leading edge is 40mm.
4. the T-shaped wing of one according to claim 1 variable angle of attack formula, it is characterised in that the distance between described movable axis (4) and horizontal tail (5) leading edge is 55mm.
5. the T-shaped wing of one according to claim 1 variable angle of attack formula, it is characterized in that when pull bar (1) moves up and down, described pull bar (1) drives movable axis (4) to move in curved slot (3), and then movable axis (4) drives horizontal tail (5) to swing up and down.
6. the T-shaped wing of one according to claim 1 variable angle of attack formula, it is characterised in that also include the drive system being connected with pull bar (1) upper end, described drive system controls the kinestate of pull bar (1).
7. the T-shaped wing of one according to claim 1 variable angle of attack formula, it is characterised in that the swing angle of described horizontal tail (5) is-10 ° to 10 °.
8. the T-shaped wing of one according to claim 1 variable angle of attack formula, it is characterised in that the T-shaped wing is arranged on stem.
CN201410151225.7A 2014-04-15 2014-04-15 The variable T-shaped wing of angle of attack formula Expired - Fee Related CN103935481B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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CN103935481B true CN103935481B (en) 2016-07-06

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023038526A1 (en) * 2021-09-13 2023-03-16 Excellent Naval Architecture B.V. Planing boat comprising a supporting hydrofoil with an asymmetric hydrofoil section

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2563177A1 (en) * 1984-04-18 1985-10-25 Langevin Sylvestre Retractable and articulated foil profiles intended for reducing the drag of a float
US4982679A (en) * 1985-05-02 1991-01-08 Walker John G Wingsail flap torque equalization
GB2464768A (en) * 2008-10-31 2010-05-05 Gareth Roberts Boat with a pivoting hydrofoil arrangement
CN103287551A (en) * 2013-05-09 2013-09-11 哈尔滨工程大学 Hydraulically-driven variable-area T-shaped anti-rolling hydrofoil
CN203854832U (en) * 2014-04-15 2014-10-01 大连理工大学 Variable-attack-angle type T-shaped wing

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2563177A1 (en) * 1984-04-18 1985-10-25 Langevin Sylvestre Retractable and articulated foil profiles intended for reducing the drag of a float
US4982679A (en) * 1985-05-02 1991-01-08 Walker John G Wingsail flap torque equalization
GB2464768A (en) * 2008-10-31 2010-05-05 Gareth Roberts Boat with a pivoting hydrofoil arrangement
CN103287551A (en) * 2013-05-09 2013-09-11 哈尔滨工程大学 Hydraulically-driven variable-area T-shaped anti-rolling hydrofoil
CN203854832U (en) * 2014-04-15 2014-10-01 大连理工大学 Variable-attack-angle type T-shaped wing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023038526A1 (en) * 2021-09-13 2023-03-16 Excellent Naval Architecture B.V. Planing boat comprising a supporting hydrofoil with an asymmetric hydrofoil section
NL2029177B1 (en) * 2021-09-13 2023-03-23 Excellent Naval Arch B V Planing boat comprising a supporting hydrofoil with an asymmetric hydrofoil section

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Publication number Publication date
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Granted publication date: 20160706