CN101734347B - Trimaran model test alignment jig - Google Patents

Trimaran model test alignment jig Download PDF

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Publication number
CN101734347B
CN101734347B CN 201010032428 CN201010032428A CN101734347B CN 101734347 B CN101734347 B CN 101734347B CN 201010032428 CN201010032428 CN 201010032428 CN 201010032428 A CN201010032428 A CN 201010032428A CN 101734347 B CN101734347 B CN 101734347B
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CN
China
Prior art keywords
alignment jig
model test
trimaran
slide block
test alignment
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Expired - Fee Related
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CN 201010032428
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Chinese (zh)
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CN101734347A (en
Inventor
马勇
由世洲
周广利
郭春雨
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Harbin Engineering University
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Harbin Engineering University
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Priority to CN 201010032428 priority Critical patent/CN101734347B/en
Publication of CN101734347A publication Critical patent/CN101734347A/en
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Publication of CN101734347B publication Critical patent/CN101734347B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention provides a trimaran model test alignment jig comprising a main body connection adjusting part, a lateral body connection adjusting part and a transverse slipway part, wherein the main body connection adjusting part comprises two substrates, two ends of each substrate are provided with a slide block A and a top thread A, and each substrate is connected with two bases; the lateral body connection adjusting part comprises two clevises, two ends of each clevis are provided with a slide block B and a top thread B, the clevis is provided with a connection adjusting hole, and a connection adjusting bolt is arranged in the connection adjusting hole and is provided with a fastening nut; the transverse slipway part comprises two chutes; and the slide blocks A on two ends of the substrates and the slide blocks B on two ends of the clevises are arranged in the chutes. The invention can adjust the lateral body space and the lateral body draught of the trimaran and is suitable for various widths of main bodies and lateral bodies. The alignment jig has simple structure and convenient use and can improve the precision and the efficiency of the trimaran resistance prediction and lateral body layout optimization model tests.

Description

A kind of trimaran model test alignment jig
Technical field
What the present invention relates to is a kind of experimental installation, specifically a kind of trimaran model test alignment jig.
Background technology
Trimaran is a kind of new high-performance ship of developing for adapting to 21 century anti-submarine warfare needs, it is compared with conventional monomer displacement boat, has that Stealth Fighter is good, running resistance is little, upper deck is broad, viability is strong, characteristics such as stability and rough water quality are good.
Trimaran mainly disturbs to reduce running resistance from the favourable wave making between the lamellar body, and the layout of certain speed of a ship or plane lower body is larger to the trimaran drag effects.The trimaran Theoretical Resistance value of forecasting is unsatisfactory up to now, and lateral body layout theoretical optimization is also unreliable, and experiment is still the main method of trimaran Resistance Prediction and lateral body layout optimization.In trimaran Resistance Prediction and lateral body layout optimization tank experiments, in order to seek best resistance scheme, often need to change lateral body position and drinking water, traditional lateral body position changes adopts crossbeam to regulate, namely be fixed with several locations point at crossbeam, boring connects, and can realize the adjusting of the horizontal several positions of lateral body, changes drinking water and then need to realize at lateral body plus-minus pad.Said method can not satisfy trimaran resistance laboratory forecasting and lateral body layout optimum experimental, and reason is: 1, some quantity in horizontal position is limited, can't realize the investigation to resistance performance under the various lateral body spacings; 2, the adjusting of horizontal position and drinking water is inconvenient, needs the dismounting lateral body, has reduced conventional efficient; 3, horizontal position and drinking water degree of regulation are not high.
Relate to disclosing of trimaran model test alignment jig and be reported as the technical paper that Li Peiyong, Qiu Yongming, Gu Mintong, Wang Wen are imbued with " Experimental Investigation on Resistance of Trimaran " delivered in December, 2002.The related adjusting bracket of paper is traditional cross beam frame, and have following deficiency: 1, some quantity in horizontal position is limited, can't realize the investigation to resistance performance under the various lateral body spacings; 2, the adjusting of horizontal position and drinking water is inconvenient, needs the dismounting lateral body, has reduced conventional efficient; 3, horizontal position and drinking water degree of regulation are not high.
Summary of the invention
The object of the present invention is to provide and a kind ofly can regulate trimaran lateral body spacing and drinking water, raising trimaran Resistance Prediction and lateral body layout optimization model test precision and efficient, mechanism's trimaran model test alignment jig simple, easy to use.
The object of the present invention is achieved like this:
Comprise that main body connects the adjusting part, lateral body connects adjusting part and sideslipway part; Described main body connection adjusting portion is divided and is comprised two substrates, and the two ends of substrate are provided with slide block A and jackscrew A, are connected with two bases on each substrate; Described lateral body connection adjusting portion is divided and is comprised two link plates, and the link plate two ends are provided with slide block B and jackscrew B, have the connection adjustment hole on the link plate, connect in the adjustment hole connection adjusting bolt is set, and connects on the adjusting bolt with reinforcing nut; Described sideslipway partly comprises two chutes; The slide block A at the two ends of substrate and the slide block B at link plate two ends place in the chute.
The present invention can also comprise:
1, the two ends of chute are provided with positioning plate, and graduated scale is arranged on the chute.
2, the width of base equates with the width of substrate, and the bottom surface of base is square, and the base bottom surface is concordant with the slideway bottom surface.
3, connect adjusting bolt and be divided into two sections, epimere omits slightly, is the class screw-rod structure that hypomere omits carefully, is the class bolt structure.
4, the chute cross-sectional plane is trapezoidal inner groovy.
Main body of the present invention connects regulates part two substrates is arranged, and the substrate two ends are connected with slide block, slide block can be in chute transverse shifting, by the jackscrew location, regulate the substrate spacing by moving slider, adapt to different ship model body width.The substrate below is connected with two bases, has the perforation connecting bore on base and the substrate, and main body connects to regulate partly and is connected with the ship model deck by attaching screw.
Lateral body of the present invention connects to be regulated part two link plates is arranged, and the link plate two ends are connected with slide block, slide block can be in chute transverse shifting, by the jackscrew location, regulate the link plate spacing by moving slider, and then regulate the lateral body spacing.Have two on each link plate and connect adjustment hole, be provided with two and connect adjusting bolt.Connect adjusting bolt and be provided with two reinforcing nuts, be used for connecting reinforcing the connection of adjusting bolt and link plate.Lateral body links to each other with link plate by the connection adjusting bolt and regulates drinking water.
Sideslipway of the present invention partly has two chutes, is used for holding slide block, and the groove two ends are provided with positioning plate.Chute is provided with scale graduation, is used for accurately locating.
The present invention can regulate horizontal position and the drinking water of trimaran lateral body, is applicable to trimaran resistance laboratory forecasting and lateral body layout optimum experimental.The present invention has following features: 1, simple in structure; 2, easy to use, can in the situation of not dismantling lateral body, regulate horizontal position and the drinking water of lateral body; 3, accuracy of positioning is high, can by the visual and clear reaction lateral body transverse pitch of the scale graduation on the sideslipway, indirectly reflect the lateral body drinking water by square bolt height on the link plate.
Description of drawings
Fig. 1: trimaran model test alignment jig birds-eye view;
Fig. 2: main body connects regulates part left-hand side part structural representation;
Fig. 3: lateral body connects regulates part left-hand side part structural representation;
Fig. 4: slideway local structure scheme drawing.
Among the figure: 1. substrate, 2. slide block A, 3. connecting bore, 4. link plate, 5. slide block B 6. connects adjustment hole, 7. scale graduation, 8. chute, 9. jackscrew A, 10. jackscrew B, 11. positioning plates, 12. pedestals, 13. attaching screws, 14. connect adjusting bolts, and 15. reinforce nuts.
The specific embodiment
Below in conjunction with accompanying drawing and example embodiment of the present invention are elaborated:
Trimaran model test alignment jig (Fig. 1) by main body connect to regulate part (Fig. 2), lateral body connect regulate part (Fig. 3) and sideslipway partly (Fig. 4) form.As depicted in figs. 1 and 2, the main body adjusting portion is divided and is comprised substrate 1, pedestal 12, slide block 2, jackscrew 9, connecting bore 3 and attaching screw 13.Pedestal 12 is positioned at substrate 1 below, and is connected with substrate 1, has the connecting bore 3 of perforation on pedestal 12 and the substrate 1, be used for being connected of attaching screw 13 and ship model main body deck, substrate 1 two ends are connected with slide block 2, have threaded perforation screw on slide block 2 and the substrate 1, are fixed in the chute 8 by jackscrew 9.
As shown in figures 1 and 3, lateral body connection adjusting portion is divided and is comprised link plate 4, slide block 5, jackscrew 10, connects adjusting bolt 14, reinforces nut 15 and be connected adjustment hole 6.Link plate 4 two ends are connected with slide block 5, have threaded perforation screw on slide block 5 and the link plate 4, are fixed in the chute 8 by jackscrew 10; Have on the link plate 4 and connect adjustment hole 6, be used for connecting being connected and the adjusting of lateral body height of adjusting bolt 14 and lateral body, connect adjusting bolt 14 and be provided with two and reinforce nuts 15, be positioned at up and down both sides of link plate, for captive joint adjusting bolt 14.
As shown in Figure 1 and Figure 4, sideslipway partly comprises chute 8, scale graduation 7 and positioning plate 11.Chute 8 adopts trapezoidal inner groovy form, is used for holding slide block 2 and slide block 5, and scale graduation 7 is engraved on chute 8 outsides, is used for mark position, 11 position-limiting actions of positioning plate, the end position that moves for slide block.
Substrate 1, slide block 2, link plate 4, slide block 5, chute 8, positioning plate 11, pedestal 12 adopt the light aluminum alloy material, and jackscrew 9, jackscrew 10, attaching screw 13, connection adjusting bolt 14, reinforcing nut 15 adopt steel materials.
Mode of operation of the present invention is such: before on-test, according to the ship model body width, with reference to scale graduation 7, the slide block 2 in the mobile chute 8, satisfy width requirement after, screw jackscrew 9; According to the requirement of lateral body spacing, with reference to scale graduation 7, the slide block 5 in the mobile chute 8 screws jackscrew 10 after meeting the demands; Lateral body is connected on the link plate 4 by connecting adjusting bolt 14, regulates the lateral body drinking water by connecting adjusting bolt 14 with reinforcing nut 15, and lateral body is fixed.The trimaran model test alignment jig that will hang with at last lateral body is fixed on the ship model deck by attaching screw 13.In the experimentation, regulate the lateral body spacing by the slide block 5 in the mobile chute 8, by connecting adjusting bolt 14 and reinforcing nut 15 and regulate the lateral body drinking water.

Claims (9)

1. a trimaran model test alignment jig is characterized in that: comprise that main body connects the adjusting part, lateral body connects adjusting part and sideslipway part; Described main body connection adjusting portion is divided and is comprised two substrates, and the two ends of substrate are provided with slide block A and jackscrew A, are connected with two pedestals on each substrate; Described lateral body connection adjusting portion is divided and is comprised two link plates, and the link plate two ends are provided with slide block B and jackscrew B, have the connection adjustment hole on the link plate, connect in the adjustment hole connection adjusting bolt is set, and connects on the adjusting bolt with reinforcing nut; Described sideslipway partly comprises two chutes; The slide block A at the two ends of substrate and the slide block B at link plate two ends place in the chute.
2. a kind of trimaran model test alignment jig according to claim 1, it is characterized in that: the two ends of chute are provided with positioning plate, and graduated scale is arranged on the chute.
3. a kind of trimaran model test alignment jig according to claim 1 and 2 is characterized in that: the width of pedestal equates that with the width of substrate the bottom surface of pedestal is square, and base bottom surface is concordant with the slideway bottom surface.
4. a kind of trimaran model test alignment jig according to claim 1 and 2 is characterized in that: connect adjusting bolt and be divided into two sections, epimere is slightly thick, be the class screw-rod structure, hypomere slightly carefully, be the class bolt structure.
5. a kind of trimaran model test alignment jig according to claim 3 is characterized in that: connect adjusting bolt and be divided into two sections, epimere is slightly thick, be the class screw-rod structure, hypomere slightly carefully, be the class bolt structure.
6. a kind of trimaran model test alignment jig according to claim 1 and 2, it is characterized in that: the chute cross-sectional plane is trapezoidal inner groovy.
7. a kind of trimaran model test alignment jig according to claim 3, it is characterized in that: the chute cross-sectional plane is trapezoidal inner groovy.
8. a kind of trimaran model test alignment jig according to claim 4, it is characterized in that: the chute cross-sectional plane is trapezoidal inner groovy.
9. a kind of trimaran model test alignment jig according to claim 5, it is characterized in that: the chute cross-sectional plane is trapezoidal inner groovy.
CN 201010032428 2010-01-06 2010-01-06 Trimaran model test alignment jig Expired - Fee Related CN101734347B (en)

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Application Number Priority Date Filing Date Title
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CN101734347A CN101734347A (en) 2010-06-16
CN101734347B true CN101734347B (en) 2013-03-20

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CN109649576B (en) * 2019-01-16 2021-04-02 大连海事大学 Sectional type load experiment device for trimaran
CN112498603B (en) * 2019-08-26 2021-09-03 哈尔滨工程大学 Three-body ship falling body slamming test main body weakening model
CN113479298A (en) * 2021-06-30 2021-10-08 沪东中华造船(集团)有限公司 Method for repairing insulation box of LNG ship containment system
CN113501108B (en) * 2021-06-30 2022-10-14 沪东中华造船(集团)有限公司 Method for repairing insulation foam board of LNG ship containment system
CN114132451B (en) * 2021-11-29 2023-02-14 哈尔滨工程大学 Multi-degree-of-freedom positioning auxiliary device for ship model towing tank

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286534A (en) * 1979-08-23 1981-09-01 Sanner Sidney N Trimaran sailboat
US4730570A (en) * 1986-08-28 1988-03-15 Harris Donald R Variable beam trimaran
CN1056087A (en) * 1990-04-26 1991-11-13 海上航空科学研究实验室 The trimaran that degree of balance is variable
US5540170A (en) * 1994-08-17 1996-07-30 Purdy; Peter K. Multi-hull marine vessel with retractable outer hulls
FR2875781A1 (en) * 2004-09-28 2006-03-31 Christophe Maurel Trimaran`s width reducing device for use with trailer, has fairleads and port and starboard connection arms that follow circular arc to lower lateral hulls during re-entry of arms, and pins placed in holes in fairleads and arms
CN200996918Y (en) * 2006-12-31 2007-12-26 中国神华能源股份有限公司 Monomer hydraulic pillar pressure testing platform
CN101559820A (en) * 2009-06-03 2009-10-21 江苏科技大学 Composite triple-hulled vessel

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286534A (en) * 1979-08-23 1981-09-01 Sanner Sidney N Trimaran sailboat
US4730570A (en) * 1986-08-28 1988-03-15 Harris Donald R Variable beam trimaran
CN1056087A (en) * 1990-04-26 1991-11-13 海上航空科学研究实验室 The trimaran that degree of balance is variable
US5540170A (en) * 1994-08-17 1996-07-30 Purdy; Peter K. Multi-hull marine vessel with retractable outer hulls
FR2875781A1 (en) * 2004-09-28 2006-03-31 Christophe Maurel Trimaran`s width reducing device for use with trailer, has fairleads and port and starboard connection arms that follow circular arc to lower lateral hulls during re-entry of arms, and pins placed in holes in fairleads and arms
CN200996918Y (en) * 2006-12-31 2007-12-26 中国神华能源股份有限公司 Monomer hydraulic pillar pressure testing platform
CN101559820A (en) * 2009-06-03 2009-10-21 江苏科技大学 Composite triple-hulled vessel

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