CN109501961A - Segmentation slideway based on special-shaped reinforcement structure connects mast - Google Patents

Segmentation slideway based on special-shaped reinforcement structure connects mast Download PDF

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Publication number
CN109501961A
CN109501961A CN201811491921.7A CN201811491921A CN109501961A CN 109501961 A CN109501961 A CN 109501961A CN 201811491921 A CN201811491921 A CN 201811491921A CN 109501961 A CN109501961 A CN 109501961A
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CN
China
Prior art keywords
mast
rod piece
mast rod
cover board
horizontal cover
Prior art date
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Granted
Application number
CN201811491921.7A
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Chinese (zh)
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CN109501961B (en
Inventor
侯玉品
彭贵胜
陈立
赵晓玲
王景洋
李文贺
张倩
王昆鹏
钱静
从海东
王艳妮
卢冉
张祺
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Dalian Shipbuilding Industry Co Ltd
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Dalian Shipbuilding Industry Co Ltd
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Application filed by Dalian Shipbuilding Industry Co Ltd filed Critical Dalian Shipbuilding Industry Co Ltd
Priority to CN201811491921.7A priority Critical patent/CN109501961B/en
Publication of CN109501961A publication Critical patent/CN109501961A/en
Application granted granted Critical
Publication of CN109501961B publication Critical patent/CN109501961B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B15/00Superstructures, deckhouses, wheelhouses or the like; Arrangements or adaptations of masts or spars, e.g. bowsprits
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B15/00Superstructures, deckhouses, wheelhouses or the like; Arrangements or adaptations of masts or spars, e.g. bowsprits
    • B63B2015/0016Masts characterized by mast configuration or construction

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Wind Motors (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

The invention discloses a kind of, and the segmentation slideway based on special-shaped reinforcement structure connects mast, the second mast rod piece of the first mast rod piece lower periphery is socketed on including superposed first mast rod piece, by the first slideway, and the third mast rod piece of the second mast rod piece lower periphery is socketed on by the second slideway, the first mast rod piece, the second mast rod piece and third mast rod piece are rectangular hollow bar;The horizontal connection axially outwards that two vertex on the top of third mast rod piece deviate from third mast rod piece has horizontal cover board, and two apex angles are two apex angles for closing on the negative camber of sail;The outer edge of horizontal cover board is connected with inclination outside plate diagonally downward;Horizontal cover board passes through one piece of transition plates with the two sides of inclination outside plate respectively and connects;The invention increases the structural strength of the mast region of high stress under the premise of guaranteeing that control mast weight increases at least and three sections of mast body of rod connections of satisfaction are accessible.

Description

Segmentation slideway based on special-shaped reinforcement structure connects mast
Technical field
The present invention relates to sail ship building technology field, more specifically to a kind of based on special-shaped reinforcement structure It is segmented slideway and connects mast.
Background technique
Sail marine vessel applications steel aerofoil sail is innovation item, and the sail mast of steel aerofoil sail, which uses, is similar to crane Telescopic cantilever structure.As shown in Figure 1, mast in the prior art is divided into three parts from top to bottom, respectively it is located at top The first mast rod piece 1, be connected to by the first sliding ledge cover 4 second mast rod piece 2 of 1 lower periphery of the first mast rod piece, and The third mast rod piece 3 of 1 lower periphery of the second mast rod piece is socketed on by the second slideway 5;
Under mast raised configuration, the tie point between three sections of mast rod pieces is in lateral wind load or inertia force acts on lower meeting Mutual extrusion is generated, the effect of biggish power is born in the top end part of the slideway lap position between three sections of mast rod pieces, and mast turns Closing panel is squeezed the most serious at angle, and intensity is easily unsatisfactory for code requirement.Expand mast sectional dimension, simple increase Plate thickness uses the modes such as other high-strength materials instead, is not able to satisfy the requirement such as design, weight, welding procedure.List is obtained through experiment Pure increase plate thickness is to the region of high stress almost without effect.Therefore, how the structure type of sail mast end is designed, it is real High stress portion structure intensity becomes the most important thing between existing mast.
Summary of the invention
The problem of present invention aim to address sail mast end junction high stress concentrations.
In order to achieve the above object, the present invention provides a kind of segmentation slideway connection mast based on special-shaped reinforcement structure, packet It includes and is used to support by negative camber (or saying the inner curve of crescent moon, it is clear that negative camber refers to that lesser curved surface of curvature) The mast of the sail of crescent shape is constituted and presented with positive camber, and mast is divided into three parts from top to bottom, respectively superposed First mast rod piece, the first mast rod piece lower periphery is socketed on by the first slideway, and (periphery means the first mast rod piece set Set on the inside of the second mast rod piece) the second mast rod piece, and the second mast rod piece lower part is socketed on by the second slideway The third mast rod piece of periphery, the first mast rod piece, the second mast rod piece and third mast rod piece are rectangular hollow bar, special Sign is:
(apex angle here corresponds to the square of the rectangular hollow bar mentioned above to two apex angles on the top of third mast rod piece The vertex of shape) at deviate from third mast rod piece horizontal connection axially outwards have a horizontal cover board, two apex angles are to close on sail Two apex angles of negative camber (why select the two apex angles, be because there are enough skies for the junction of negative camber and mast Between, and the space that the junction of positive camber and mast reserves is then smaller);
The outer edge of horizontal cover board is connected with inclination outside plate diagonally downward, tilts the outer wall phase of outside plate and third mast rod piece It connects to form handover line, the vertical distance of handover line and horizontal cover board is 0.3~0.5m;
The outer wall for tilting outside plate and third mast rod piece is joining the angle α of line formation in following range: 6 °≤α≤9 °;
Horizontal cover board passes through one piece of transition plates with the two sides of inclination outside plate respectively and connects (one piece of side transition plates), transition plates Also connect with the outer wall of third mast rod piece;
Outer wall, horizontal cover board, inclination outside plate and the transition plates of third mast rod piece surround a hollow region, hollow The muti-piece reinforcement partition parallel with horizontal cover board is additionally provided in region.(reinforce the edge and the boundary phase of hollow region of partition It hands over)
Preferably, transition plates is triangular plate.
Preferably, the outer wall vertical of transition plates and third mast rod piece.
Preferably, it (is referred to two-by-two between the outer wall of horizontal cover board, inclination outside plate, transition plates and third mast rod piece Between connection) connection type be welding.
The present invention is according to the force analysis of sail structure and the space layout of sail structure, to the maximum third mast of stress Corner location structure at the top of rod piece is designed, and has selected two of them apex angle to be reinforced according to the Impact direction of sail; The mode of reinforcing is to reinforce in outer wall rather than reinforced near each rod piece contact surface inside mast (since limited space exists Reinforcing near contact surface is extremely difficult, this is the Major Difficulties that mast is reinforced), this makes operation become very easy;This sets Meter mode makes the moment of inertia of mast tip section get a promotion, to reduce the stress near top end face corner location, makes Structural strength and stability at this is obtained to get a promotion.In reinforcing process, the structure and stress distribution of mast are comprehensively considered Having chosen parameter appropriate, (vertical distance of handover line and horizontal cover board is 0.3~0.5m, inclination outside plate and third mast rod piece Outer wall meet 6 °≤α≤9 ° in the angle α that handover line is formed), and several pieces of securing plates form hollow region, can allow mast The increase of bar weight is reduced as far as possible.As it can be seen that the invention is guaranteeing that control mast weight increase is minimum and meets three sections of mast bars Under the premise of body connection is accessible, the structural strength of the mast region of high stress is increased.
Detailed description of the invention
Fig. 1 is the overall structure diagram of prior art mast;
Fig. 2 is the schematic diagram of third mast rod piece in Fig. 1;
Fig. 3 is A direction view in Fig. 2;
Fig. 4 is A direction view of the mast of the present invention in Fig. 2;
Fig. 5 is the B direction view in Fig. 4.
Wherein: 1, the first mast rod piece;2, the second mast rod piece;3, third mast rod piece;4, the first slideway;5, second is sliding Road;6, horizontal cover board;7, transition plates;8, outside plate is tilted;9, outer wall;10, join line, 11, special-shaped reinforcement structure.
Specific embodiment
As shown in Figure 1, traditional segmentation slideway connection mast is divided into three parts from top to bottom, respectively superposed the One mast rod piece 1, the second mast rod piece 2 that 1 lower periphery of the first mast rod piece is socketed on by the first slideway 4, and pass through Second slideway 5 is socketed on the third mast rod piece 3 of 2 lower periphery of the second mast rod piece, the first mast rod piece 1, the second mast bar Part 2 and third mast rod piece 3 are rectangular hollow bar;
Fig. 2 individually shows that third mast rod piece 3, Fig. 3 show the A direction view (top view) in Fig. 2, it can be seen that the The configuration for being similar to rectangle is presented in three mast rod pieces 3, there are four apex angle (vertex in other words), mast of the present invention and traditional mast Difference is that two vertex in this four apex angles have added the special-shaped reinforcement structure 11 of reinforcement effect, such as Fig. 4 institute Show.
So, any two vertex selected?
Firstly, mast is for supporting sail, and sail (not shown) constitutes and presents crescent shape by two curved surfaces, I That curved surface of curvature smaller (be in inside) be referred to as negative camber, that curved surface of curvature larger (in outside) is referred to as outcurve Face;Sail is being set up when mast, negative camber and positive camber ride upon aforementioned four apex angle, and negative camber rides upon two of them top Angle, positive camber ride upon other two apex angle, we choose two apex angles that negative camber is set up and reinforce because its there are Space it is relatively more, it correspond to Fig. 4 in underlying two apex angles.
Next anisotropic reinforcement structure is described.It is illustrated in figure 5 view of the B from Fig. 4 as viewed from, on above-mentioned two top The horizontal connection axially outwards for deviating from third mast rod piece 3 at angle has horizontal cover board 6;The outer edge of horizontal cover board 6 is tilted towards Under be connected with inclination outside plate 8, inclination outside plate 8 connect with the outer wall 9 of third mast rod piece 3 to be formed handover line 10, join line 10 and The vertical distance of horizontal cover board 6 is 0.3~0.5m;
The outer wall 9 for tilting outside plate 8 and third mast rod piece 3 is joining the angle α of the formation of line 10 in following range: 6 °≤α ≤9°;It is computed and learns that this is preferable range, and the specific value of α can pass through mast top end part structure and neighbouring external structure Adjustable space between object determines.
In addition to this, the two sides of horizontal cover board 6 and inclination outside plate 8 pass through one piece of connection of transition plates 7 respectively and (only show in figure The wherein transition plates 7 of side out, in the other side, there are also one piece of transition platess 7), outer wall 9 of the transition plates 7 also with third mast rod piece 3 Connect;Transition plates 7 is preferably triangular plate, more saving material and sufficiently stable;In a suitable case, it can select as far as possible Transition plates 7 and outer wall 9 are vertical.
Outer wall 9, horizontal cover board 6, inclination outside plate 8 and the transition plates 7 of third mast rod piece 3 surround a hollow region, The muti-piece reinforcement partition parallel with horizontal cover board 6 is additionally provided in hollow region, and (this is not drawn into figure, but is easy to imagine that Out), intersect with the boundary of hollow region at the edge for reinforcing partition.Hollow one is big, and advantage is, it is possible to reduce the weight of entire mast Amount.
Above connection type is preferably selected as welding.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art within the technical scope of the present disclosure, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (4)

1. a kind of segmentation slideway based on special-shaped reinforcement structure connects mast, including is used to support and is made of negative camber and positive camber And the mast of the sail of crescent shape is presented, the mast is divided into three parts from top to bottom, respectively superposed first mast Rod piece, the second mast rod piece that the first mast rod piece lower periphery is socketed on by the first slideway, and it is sliding by second Road is socketed on the third mast rod piece of the second mast rod piece lower periphery, the first mast rod piece, second mast Rod piece and the third mast rod piece are rectangular hollow bar, it is characterised in that:
Two vertex on the top of the third mast rod piece deviate from the horizontal axially outwards of the third mast rod piece and connect It is connected to horizontal cover board, two apex angles are two apex angles for closing on the negative camber of the sail;
The outer edge of the horizontal cover board is connected with inclination outside plate, the inclination outside plate and the third mast rod piece diagonally downward Outer wall connect to forming handover line, it is described handover line and the horizontal cover board vertical distance be 0.3~0.5m;
The outer wall of the inclination outside plate and the third mast rod piece is in the angle α for joining line formation in following range: 6 ° ≤α≤9°;
The horizontal cover board passes through one piece of transition plates respectively and connects with the two sides of the inclination outside plate, the transition plates also with it is described The outer wall of third mast rod piece connects;
The outer wall of the third mast rod piece, the horizontal cover board, the inclination outside plate and the transition plates surround in one Empty region is additionally provided with the muti-piece reinforcement partition parallel with the horizontal cover board in the hollow region.
2. the segmentation slideway based on special-shaped reinforcement structure connects mast according to claim 1, which is characterized in that the transition Plate is triangular plate.
3. the segmentation slideway based on special-shaped reinforcement structure connects mast according to claim 1, which is characterized in that the transition The outer wall vertical of plate and the third mast rod piece.
4. connecting mast to 3 any segmentation slideways based on special-shaped reinforcement structure according to claim 1, which is characterized in that Connection type between the horizontal cover board, the outer wall for tilting outside plate, the transition plates and the third mast rod piece It is welding.
CN201811491921.7A 2018-12-07 2018-12-07 Sectional slideway connecting mast based on special-shaped reinforcing structure Active CN109501961B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811491921.7A CN109501961B (en) 2018-12-07 2018-12-07 Sectional slideway connecting mast based on special-shaped reinforcing structure

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CN201811491921.7A CN109501961B (en) 2018-12-07 2018-12-07 Sectional slideway connecting mast based on special-shaped reinforcing structure

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CN109501961B CN109501961B (en) 2020-08-07

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995018744A1 (en) * 1994-01-04 1995-07-13 Thoresen Per Gunnar A device for the mast of a sailboat
US20020139284A1 (en) * 2001-03-30 2002-10-03 Iacoboni Camillo M. Retractable mast for sailboats
DE202011101489U1 (en) * 2011-06-06 2011-10-20 Wilhelm Debor Telescopic sail mast with rollable sails
CN203318638U (en) * 2013-04-15 2013-12-04 中集海洋工程研究院有限公司 Mast capable of being put down
CN205822904U (en) * 2016-06-21 2016-12-21 无锡龙之恒科技有限公司 A kind of pneumatic mast
CN206856934U (en) * 2017-05-11 2018-01-09 大连船舶工程技术研究中心有限公司 Liftable type mast for ship recoil simulator
CN207917082U (en) * 2018-03-16 2018-09-28 张溢卓 A kind of folding mast for glass reinforced plastic boat

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995018744A1 (en) * 1994-01-04 1995-07-13 Thoresen Per Gunnar A device for the mast of a sailboat
US20020139284A1 (en) * 2001-03-30 2002-10-03 Iacoboni Camillo M. Retractable mast for sailboats
DE202011101489U1 (en) * 2011-06-06 2011-10-20 Wilhelm Debor Telescopic sail mast with rollable sails
CN203318638U (en) * 2013-04-15 2013-12-04 中集海洋工程研究院有限公司 Mast capable of being put down
CN205822904U (en) * 2016-06-21 2016-12-21 无锡龙之恒科技有限公司 A kind of pneumatic mast
CN206856934U (en) * 2017-05-11 2018-01-09 大连船舶工程技术研究中心有限公司 Liftable type mast for ship recoil simulator
CN207917082U (en) * 2018-03-16 2018-09-28 张溢卓 A kind of folding mast for glass reinforced plastic boat

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