CN204979135U - Pond model experiment's other analogue means who depends on positioning system of many boats and ships - Google Patents
Pond model experiment's other analogue means who depends on positioning system of many boats and ships Download PDFInfo
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- CN204979135U CN204979135U CN201520248153.8U CN201520248153U CN204979135U CN 204979135 U CN204979135 U CN 204979135U CN 201520248153 U CN201520248153 U CN 201520248153U CN 204979135 U CN204979135 U CN 204979135U
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Abstract
The utility model relates to a pond model experiment's other analogue means who depends on positioning system of many boats and ships, it is including preventing bumping the back punch type and connecting the hawser model. Preventing bumping the back punch type and passing through flange dish fixed mounting in the topside slotted hole department of hull topside underwater, auxiliary block fixed connection passes the power board and inlays in the auxiliary block recess on the ring flange, and it has the rope to link between auxiliary block and collision plate, and the one end fixed connection of long, short guide bar is on collision plate, and the other end of long guide bar of second and short guide bar is long, the short spring of fixed connection respectively, can be with the atress through passing on the board of doing all can transmits to the fixed mounting 0 who installs in the ring flange. Connecting the hawser model and including fairlead and hawser, appointed coordinate position department sets up the fairlead at the hull to fasten the hawser and lean on boats and ships in order to connect the side, thereby constitute connection cable system. The utility model discloses the impact of object relative motion in -process is closely leaned on in the wide application at pond model experiment in -process real -time measurement in boats and ships and ocean engineering technology field.
Description
Technical field
The utility model relates to the other analog machine by position fixing system of a kind of many boats and ships, particularly about the other analog machine by position fixing system of many boats and ships that a kind of water pool model is tested.
Background technology
As everyone knows, the shortage of oil resources and the continuous growth to energy demand, cause the large-scale development of offshore oil and gas field.The large-scale development of marine oil, accelerates the designed and calculated of a large amount of ocean structure.Often there is in ocean engineering circle the phenomenon that two buoyancy aids or multiple buoyancy aid closely lean on, near by object under the effect of wave force due to relative motion each other thus cause object to occur collision may.In order to prevent collision, usually between two articles, fender is installed.Meanwhile, in order to ensure two buoyancy aids or multiple buoyancy aid closely by can normal operation, needing to use connecting line system to be fixed by buoyancy aid, reaching positioning action.
Main equipment in ocean engineering often will carry out water pool model experiment before construction and lower water.By model experiment, comparatively failure-free ship motion data and structure stress situation experimental result can be obtained.Experimental result can be used to the design accuracy of Calibration Theory and numerical model, and the design for ocean structure provides failure-free foundation.But, carrying out, many boats and ships are other to be leaned in water pool model experimentation, if the other location by system more adequately can not be realized, can not comparatively accurate simulation fender resilient property and realize measurement to its stressing conditions, then can cause the reduction of water pool model experimental value, we are also difficult to comparatively accurately obtain the stressing conditions of fender in marine environmental conditions.
At present, other by water pool model experiment at many boats and ships, clear and definite side is not proposed by position fixing system.Be in water pool model experiment fender analog machine at patent name, although can solve near by measurement stressed on fender in the experiment of object water pool model preferably, but this fender be fitted through support installing, can not be installed on sidewall, actual side can not be simulated more truly and be abutted against tactile situation.In many other experiments of the water pool model by position fixing system of boats and ships, not yet have and provide and can measure situation stressed on actual fender exactly, in order mooring pipe can be set at hull assigned address again, use connecting line system to carry out side by location embodiment.
Summary of the invention
For the problems referred to above, the purpose of this utility model be to provide a kind of can stressing conditions on the actual fender of Measurement accuracy, also been proposed clear and definite side by locating the other analog machine by position fixing system of many boats and ships of the water pool model experiment of embodiment.
For achieving the above object, the utility model takes following technical scheme: a kind of other analog machine by position fixing system of many boats and ships of water pool model experiment, is characterized in that: it comprises fender model and connection cable model; Described fender model is arranged on the topside slotted eye place of ship side underwater, and it comprises a flange, a force transmitting board, an auxiliary block, an impingement plate, four the first long pilot bars, two the second long pilot bars, two long springs, a short pilot bar, a short spring and pressure sensors; Described impingement plate circumferentially evenly has eight the first tapped bore, the threaded one end of four described first long pilot bars, two described second long pilot bars and described short pilot bars is connected on described impingement plate, and the first tapped bore described in interval one between adjacent two described first long pilot bars, two described second long pilot bars are arranged about the Central Symmetry of described impingement plate; Fix long spring described in respectively outside the other end of two described second long pilot bars, outside the other end of described short pilot bar, fix short spring described in; Described flange is ledge structure, and the corner of its lower floor's step offers one second tapped bore respectively, by described second tapped bore bolt, described flange is fixedly connected on the described topside slotted eye place of ship side underwater; The upper strata step of described flange offers four the 3rd tapped bore and four the first through holes between two symmetrically respectively, and described first through hole is positioned at the inner side of described 3rd tapped bore, four described first through holes are respectively four described first long pilot bars provides slideway; The slotted eye that one is used for settling described pressure sensor is had at the middle part of described flange; Have one second through hole in the upper and lower both sides of the slotted eye of described flange, and the center of four described first through holes and two described second through holes is all positioned at circumferentially same; Have a groove in the middle part of described auxiliary block, described groove forms the embedded space of described force transmitting board, and described force transmitting board is arranged in described groove; The corner of described groove floor has one second skidway hole, and wherein three described second skidway holes are respectively two described second long pilot bars and described short pilot bar provides slideway; The described auxiliary block of described groove both sides has four described first skidway holes, be respectively four described first long pilot bars and slideway is provided, and the center of four described second skidway holes and four described first skidway holes is all positioned at circumferentially same; The corner, edge of described auxiliary block has one the 4th tapped bore, by described 3rd tapped bore and described 4th tapped bore, described auxiliary block is fixed on described flange with bolt; Described force transmitting board offers a blind hole respectively on two diagonal angles of described auxiliary block side, and blind hole described in one of them is on the slideway of described short spring; Described force transmitting board offers a ladder hole respectively on two other diagonal angle of described auxiliary block side, and ladder hole described in two is on the slideway of two described long springs respectively; Described connection cable model comprises mooring pipe and hawser, arranges described mooring pipe in hull specified coordinate position, and it is other by boats and ships to connect to fasten described hawser, thus forms connecting line system.
Length and the resilient property of described long spring and described short spring are different.
Guide pin bushing is provided with in first skidway hole of described auxiliary block.
One of them bolt of described auxiliary block is fastened a rope, the other end of rope ties up on the 8th the first tapped bore of described impingement plate.
Described force transmitting board transversely has one first metallic channel near the middle part of described flange side, meanwhile, the described auxiliary block corresponding with described first metallic channel position transversely has one second metallic channel.
In described connection cable model, specified coordinate position, according to ocean engineering Hydrodynamics Analysis result, is designed by hull design unit and is determined.
The utility model is owing to taking above technical scheme, it has the following advantages: 1, the utility model is owing to being provided with bolt hole at ship side, be connected and fixed with the flange portions in fender device, simulate actual side more truly by system, and embedded pressure sensor in fender device, thus can position fender exactly, measure situation stressed on actual fender.2, the utility model is owing to arranging mooring pipe in hull specified location, thus can take to use connecting line system ordered pair hull to carry out the other embodiment by location, thus carrying out that water pool model is tested is more smooth.3, the utility model arranges link bolt hole owing to offering at ship side around slotted eye and slotted eye, to install fender, thus overcomes prior art can not install fender drawback at topside underwater.4, the utility model is simple to operate, comparatively light, and cost is lower, is beneficial to and promotes the use of.The utility model is widely used in water pool model experimentation, measuring the nearly impact force leaned in relative motion of object process in real time in Naval Architecture and Ocean Engineering technical field.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model fender model;
Fig. 2 (a) is the structural representation of the utility model mounting flange;
Fig. 2 (b) is the lateral plan of Fig. 2 (a);
Fig. 3 (a) is the structural representation of the utility model auxiliary block;
Fig. 3 (b) is the lateral plan of Fig. 3 (a);
Fig. 3 (c) is the opposite side view of Fig. 3 (a);
Fig. 4 (a) is the structural representation of the utility model impingement plate;
Fig. 4 (b) is the lateral plan of Fig. 4 (a);
Fig. 5 (a) is the structural representation of the utility model force transmitting board;
Fig. 5 (b) is the lateral plan of Fig. 5 (a);
Fig. 5 (c) is the structural representation of Fig. 5 (a) reverse side;
Fig. 6 (a) is the utility model side of a ship side hole schematic diagram;
Fig. 6 (b) is the lateral plan of Fig. 6 (a);
Fig. 6 (c) is the birds-eye view of Fig. 6 (a);
Fig. 7 (a) is view after the utility model fender model is installed;
Fig. 7 (b) is strained condition schematic diagram during the utility model fender model uses;
Fig. 8 is that the utility model is other by location schematic diagram.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in detail.
As shown in Fig. 1, Fig. 7 (a)-(b) He Fig. 8, the utility model comprises fender model 200 and connection cable model 300.
As shown in Fig. 1, Fig. 6 (a)-(c), fender model 200 is arranged on topside slotted eye 12 place of ship side underwater, and it comprises the long spring of flange 10, force transmitting board 20, auxiliary block 30, impingement plate 40, four the first long pilot bars 50, two the second long pilot bars 60, two 70, short pilot bar 80, short spring 90 and a pressure sensor 100.
As shown in Fig. 1, Fig. 4 (a)-(b), impingement plate 40 is a plectane, it circumferentially evenly has eight tapped bore 41, the threaded one end of four the first long pilot bars, 50, two the second long pilot bars 60 and short pilot bar 80 is connected on impingement plate 40, and tapped bore 41, two the second long pilot bars 60 in interval one are arranged about the Central Symmetry of impingement plate 40 between adjacent two the first long pilot bars 50.Fix a long spring 70 outside the other end of two the second long pilot bars 60 respectively, outside the other end of short pilot bar 80, fix a short spring 90.
In the above-described embodiments, the length of long spring 70 and short spring 90 and resilient property different.The difference of its length, stressed time different both can realizing, its resilient property is different in addition, can realize the effective simulation to fender nonlinear elasticity attribute.
As shown in Figure 1, Figure 2 shown in (a)-(b), flange 10 is rectangular step structure, the corner of its lower floor's step offers a tapped bore 11 respectively, with bolt, flange 10 can be fixedly connected on topside slotted eye 12 place (as Suo Shi Fig. 6 (a)-(b)) of ship side underwater by tapped bore 11.The upper strata step of flange 10 offers four tapped bore 13 and four through holes 14 between two symmetrically respectively, and through hole 14 is positioned at the inner side of tapped bore 13, four through holes 14 are respectively four the first long pilot bars 50 provides slideway.The slotted eye 15 that one is used for settling pressure sensor 100 is had at the middle part of flange 10.Have a through hole 16 in slotted eye about 15 both sides of flange 10, and the center of four through holes 14 and two through holes 16 is all positioned at circumferentially same.
As shown in Fig. 1, Fig. 3 (a)-(c), auxiliary block 30 is a rectangular metal block, and have a groove 31 in the middle part of it, this groove 31 forms the embedded space of force transmitting board 20, and force transmitting board 20 is arranged in groove 31.The corner of groove 31 bottom surface has one second skidway hole 32, and three the second skidway holes 32 are wherein respectively two the second long pilot bars 60 and short pilot bar 80 provides slideway.The auxiliary block 30 of groove 31 both sides has four the first skidway holes 33, be respectively four the first long pilot bars 50 and slideway is provided, and the center of four the second skidway holes 32 and four the first skidway holes 33 is all positioned at circumferentially same.The corner, edge of auxiliary block 30 has a tapped bore 35, auxiliary block 30 is fixed on flange 10 by tapped bore 13 and tapped bore 35 by available bolt.
In the above-described embodiments, in the first skidway hole 33 of auxiliary block 30, guide pin bushing (not shown) is provided with, to reduce friction.
In the above-described embodiments, one of them bolt of auxiliary block 30 will be fastened a rope (not shown), the other end of rope ties up on the 8th tapped bore 41 of impingement plate 40, thus impingement plate 40, auxiliary block 30 are connected as one with flange 10, and auxiliary block 30 pairs of totals play intensity guarantee effect.
As shown in Fig. 1, Fig. 5 (a)-(c), force transmitting board 20 offers a blind hole 21 respectively on two diagonal angles of auxiliary block 30 side, one of them blind hole 21 is on the slideway of short spring 90, can the stressed of short spring 90 be delivered on force transmitting board 20, and and then be delivered on pressure sensor 100, it is symmetrical that another blind hole 21 contributes to force transmitting board 20 weight, and play beauty function.Force transmitting board 20 offers a ladder hole 22 respectively on two other diagonal angle of auxiliary block 30 side, two ladder holes 22 are on the slideway of two long springs 70 respectively, the stressed of long spring 70 can be delivered on force transmitting board 20, and and then be delivered on pressure sensor 100.
In the above-described embodiments, force transmitting board 20 transversely has one first metallic channel 23 near the middle part of flange 10 side, simultaneously, the auxiliary block 30 corresponding with the first metallic channel 23 position transversely has one second metallic channel 34, the stress data of pressure sensor 100, for drawing the wire of pressure sensor 100, can be input to data acquisition system by wire by the first metallic channel 23 and the second metallic channel 34.
As shown in Figure 8, connection cable model 300 of the present utility model comprises mooring pipe 301 and hawser 302.Mooring pipe 301 is set in hull specified coordinate position, and it is other by boats and ships to connect to fasten hawser 302, thus forms connecting line system.Wherein, specified coordinate position, according to ocean engineering Hydrodynamics Analysis result, is designed by hull design unit and is determined, directly can use design value; The appointment of coordinate position takes to make its stress equalization, connects the scheme of best results, can set according to actual conditions.
Principle of work of the present utility model is illustrated below by an embodiment.
As shown in Figure 8, the utility model can be used for Floating Liquefied Natural Gas equipment (hereinafter referred to as FLNG) and liquified natural gas carrier (LNGC) (hereinafter referred to as LNG carrier) and carries out otherly testing by water pool model when unloading liquefied natural gas (LNG).6 fender models 200 are used altogether in the present embodiment, 6 fender models 200 are installed on topside slotted eye 12 place of the topside underwater of FLNG by spiral nail, then four the first long pilot bars, 50, two the second long pilot bars 60 and short pilot bar 80 are fixed with impingement plate 40 and are connected, total is connected as a whole with rope.Two long springs 70 are placed on two the second long pilot bars 60 respectively, and a short spring 90 is positioned in the second skidway hole 32 of auxiliary block 30, and in the slideway namely residing for short pilot bar 80, long spring 70 and short spring 90 are each passed through the second skidway hole 32 of auxiliary block 30.Force transmitting board 20 is embedded in groove 31 place of auxiliary block 30, pressure sensor 100 is arranged on slotted eye 15 place of flange 10.When FLNG and LNG carrier carries out closely leaning on, under wave action, FLNG and LNG carrier produces motion mutually, and the impingement plate 40 of LNG carrier topside and fender model 200 collides.When impingement plate 40 pressurized, the first long pilot bar 50 is deep in the topside slotted eye 12 of hull underwater by through hole 14.Simultaneously, impingement plate 40 can the area of thrust surface of actv. simulation boats and ships fender, and the power suffered by it is directly passed on the long spring 70 and short spring 90 that contact with its contact, long spring 70 and short spring 90 1 aspect produce flexible with the resilient property simulating fender model 200, on the other hand stressed on force transmitting board 20 by what transmit on impingement plate 40, and then compressive pressure sensor 100, thus the real-time measurement of fender stressing conditions can be realized.
In addition, mooring pipe 301 is set at FLNG hull and LNG carrier hull specified coordinate position, uses corresponding hawser 302 to connect, reach other by location object.In the present embodiment, this vertical coordinate in coordinate position place is a part of higher than hull moldeed depth, as 0.5 meter; Level attitude, forward arranges 5 hawsers, connects respectively; Stern three connects respectively, and the vertical coordinate in canoe stern place is lower than its moldeed depth; Centre portion, is connected by the deflection head and the tail part of canoe and ties up to large amidships position, respectively have 4, symmetrical.
The various embodiments described above are only for illustration of the utility model; wherein the structure of each parts, connection mode and control step etc. all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should not get rid of outside protection domain of the present utility model.
Claims (10)
1. the other analog machine by position fixing system of many boats and ships of water pool model experiment, is characterized in that: it comprises fender model and connection cable model;
Described fender model is arranged on the topside slotted eye place of ship side underwater, and it comprises a flange, a force transmitting board, an auxiliary block, an impingement plate, four the first long pilot bars, two the second long pilot bars, two long springs, a short pilot bar, a short spring and pressure sensors; Described impingement plate circumferentially evenly has eight the first tapped bore, the threaded one end of four described first long pilot bars, two described second long pilot bars and described short pilot bars is connected on described impingement plate, and the first tapped bore described in interval one between adjacent two described first long pilot bars, two described second long pilot bars are arranged about the Central Symmetry of described impingement plate; Fix long spring described in respectively outside the other end of two described second long pilot bars, outside the other end of described short pilot bar, fix short spring described in; Described flange is ledge structure, and the corner of its lower floor's step offers one second tapped bore respectively, by described second tapped bore bolt, described flange is fixedly connected on the described topside slotted eye place of ship side underwater; The upper strata step of described flange offers four the 3rd tapped bore and four the first through holes between two symmetrically respectively, and described first through hole is positioned at the inner side of described 3rd tapped bore, four described first through holes are respectively four described first long pilot bars provides slideway; The slotted eye that one is used for settling described pressure sensor is had at the middle part of described flange; Have one second through hole in the upper and lower both sides of the slotted eye of described flange, and the center of four described first through holes and two described second through holes is all positioned at circumferentially same; Have a groove in the middle part of described auxiliary block, described groove forms the embedded space of described force transmitting board, and described force transmitting board is arranged in described groove; The corner of described groove floor has one second skidway hole, and wherein three described second skidway holes are respectively two described second long pilot bars and described short pilot bar provides slideway; The described auxiliary block of described groove both sides has four the first skidway holes, be respectively four described first long pilot bars and slideway is provided, and the center of four described second skidway holes and four described first skidway holes is all positioned at circumferentially same; The corner, edge of described auxiliary block has one the 4th tapped bore, by described 3rd tapped bore and described 4th tapped bore, described auxiliary block is fixed on described flange with bolt; Described force transmitting board offers a blind hole respectively on two diagonal angles of described auxiliary block side, and blind hole described in one of them is on the slideway of described short spring; Described force transmitting board offers a ladder hole respectively on two other diagonal angle of described auxiliary block side, and ladder hole described in two is on the slideway of two described long springs respectively;
Described connection cable model comprises mooring pipe and hawser, arranges described mooring pipe in hull specified coordinate position, and it is other by boats and ships to connect to fasten described hawser, thus forms connecting line system.
2. the other analog machine by position fixing system of many boats and ships of a kind of water pool model experiment as claimed in claim 1, is characterized in that: length and the resilient property of described long spring and described short spring are different.
3. the other analog machine by position fixing system of many boats and ships of a kind of water pool model experiment as claimed in claim 1, is characterized in that: be provided with guide pin bushing in the first skidway hole of described auxiliary block.
4. the other analog machine by position fixing system of many boats and ships of a kind of water pool model experiment as claimed in claim 2, is characterized in that: be provided with guide pin bushing in the first skidway hole of described auxiliary block.
5. the other analog machine by position fixing system of many boats and ships of a kind of water pool model experiment as claimed in claim 1 or 2 or 3 or 4, it is characterized in that: one of them bolt of described auxiliary block is fastened a rope, the other end of rope ties up on the 8th the first tapped bore of described impingement plate.
6. the other analog machine by position fixing system of many boats and ships of a kind of water pool model experiment as claimed in claim 1 or 2 or 3 or 4, it is characterized in that: described force transmitting board transversely has one first metallic channel near the middle part of described flange side, meanwhile, the described auxiliary block corresponding with described first metallic channel position transversely has one second metallic channel.
7. the other analog machine by position fixing system of many boats and ships of a kind of water pool model experiment as claimed in claim 5, it is characterized in that: described force transmitting board transversely has one first metallic channel near the middle part of described flange side, meanwhile, the described auxiliary block corresponding with described first metallic channel position transversely has one second metallic channel.
8. the other analog machine by position fixing system of many boats and ships of a kind of water pool model experiment as described in claim 1 or 2 or 3 or 4 or 7, it is characterized in that: in described connection cable model, specified coordinate position, according to ocean engineering Hydrodynamics Analysis result, is designed by hull design unit and is determined.
9. the other analog machine by position fixing system of many boats and ships of a kind of water pool model experiment as claimed in claim 5, it is characterized in that: in described connection cable model, specified coordinate position, according to ocean engineering Hydrodynamics Analysis result, is designed by hull design unit and is determined.
10. the other analog machine by position fixing system of many boats and ships of a kind of water pool model experiment as claimed in claim 6, it is characterized in that: in described connection cable model, specified coordinate position, according to ocean engineering Hydrodynamics Analysis result, is designed by hull design unit and is determined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520248153.8U CN204979135U (en) | 2015-04-22 | 2015-04-22 | Pond model experiment's other analogue means who depends on positioning system of many boats and ships |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520248153.8U CN204979135U (en) | 2015-04-22 | 2015-04-22 | Pond model experiment's other analogue means who depends on positioning system of many boats and ships |
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| CN204979135U true CN204979135U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520248153.8U Withdrawn - After Issue CN204979135U (en) | 2015-04-22 | 2015-04-22 | Pond model experiment's other analogue means who depends on positioning system of many boats and ships |
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| CN (1) | CN204979135U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773259A (en) * | 2015-04-22 | 2015-07-15 | 中国海洋石油总公司 | Simulating device for side-by-side positioning system for multiple ships in pool model test |
| CN105966550A (en) * | 2016-06-15 | 2016-09-28 | 哈尔滨工程大学 | Combined movable sealed type model experiment ice pool |
-
2015
- 2015-04-22 CN CN201520248153.8U patent/CN204979135U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773259A (en) * | 2015-04-22 | 2015-07-15 | 中国海洋石油总公司 | Simulating device for side-by-side positioning system for multiple ships in pool model test |
| CN104773259B (en) * | 2015-04-22 | 2017-03-15 | 中国海洋石油总公司 | The analogue means of alignment system is leaned on by a kind of many ships of water pool model experiment |
| CN105966550A (en) * | 2016-06-15 | 2016-09-28 | 哈尔滨工程大学 | Combined movable sealed type model experiment ice pool |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160120 Effective date of abandoning: 20171114 |
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| AV01 | Patent right actively abandoned |