CN113028914B - Hoisting type underwater navigation body supporting device - Google Patents
Hoisting type underwater navigation body supporting device Download PDFInfo
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- CN113028914B CN113028914B CN202110260603.5A CN202110260603A CN113028914B CN 113028914 B CN113028914 B CN 113028914B CN 202110260603 A CN202110260603 A CN 202110260603A CN 113028914 B CN113028914 B CN 113028914B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B35/00—Testing or checking of ammunition
- F42B35/02—Gauging, sorting, trimming or shortening cartridges or missiles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
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- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Leg Units, Guards, And Driving Tracks Of Cranes (AREA)
Abstract
The invention relates to a hoisting type underwater navigation body supporting device which comprises a trailer, wherein the trailer is provided with front and back spaced and parallel box beams along the advancing direction of the trailer, two box beams jointly support a hoisting frame, the left end and the right end of the hoisting frame are respectively provided with a holding mechanism, and the hoisting frame is simultaneously held and fixed with the two box beams through the holding mechanisms; the structure of hoist and mount frame does: the device comprises an upper support frame which is supported on two box girders simultaneously, the upper support frame downwards passes through between the two box girders, the bottom end of the upper support frame is provided with a lower support frame, and the side surface of the lower support frame is provided with a navigation body model; thereby install the navigation body model on current trailer for the operation of navigation body model not only can carry out different speed under the trailer drives, also can go up and down the operation when realizing different depth of water under the drive of case roof beam, and then the motion of very big helping hand in research underwater navigation body provides reliable effectual technical support for its experiment, and convenient to use.
Description
Technical Field
The invention relates to the technical field of underwater navigation bodies, in particular to a hoisting type underwater navigation body supporting device.
Background
In a modern marine combat system, various weaponry such as torpedoes, mines, small unmanned underwater vehicles and the like can be launched through the underwater vehicle. The motion state of the weapon equipment in the initial stage after being launched from the underwater vehicle not only affects the subsequent trajectory control of the weapon equipment, but also can not affect the safety of the underwater vehicle after being launched. However, when the weapon equipment is launched, the weapon equipment is influenced not only by the complex water flow environment in the wave board area of the underwater vehicle, but also by the non-uniform three-dimensional flow surrounding field formed by the movement of the underwater vehicle, so that the weapon equipment is subjected to an additional acting force, and the additional disturbing acting force has a crucial influence on the initial trajectory and final movement parameters of the weapon equipment.
In order to develop the launch test of the small-scale model at the design demonstration stage of the weaponry, the underwater vehicle needs to move at a certain speed at a certain depth to provide an initial boundary flow field for the launch test of the small-scale model.
Disclosure of Invention
The hoisting type underwater vehicle supporting device has the advantages that the hoisting type underwater vehicle supporting device is reasonable in structure, operation of the vehicle model under different water depths and different speed states is achieved, the development of small-scale model tests of weaponry is greatly assisted, and the use is convenient.
The technical scheme adopted by the invention is as follows:
a hoisting type underwater navigation body supporting device comprises a trailer, wherein box beams which are spaced from each other in the front-back direction and are parallel to each other are arranged on the trailer along the advancing direction of the trailer, hoisting frames are supported on the two box beams together, the left end and the right end of each hoisting frame are respectively provided with a holding mechanism, and the hoisting frames are simultaneously held and fixed with the two box beams through the holding mechanisms;
the hoisting frame is structurally characterized in that: the device comprises an upper support frame which is supported on two box girders simultaneously, the upper support frame downwards passes through the space between the two box girders, a lower support frame is arranged at the bottom end of the upper support frame, and a navigation body model is arranged on the side surface of the lower support frame.
As a further improvement of the technical scheme:
the structure of upper bracket does: the two groups of transverse beams are symmetrically arranged on two box beams, the length direction of the transverse beams is consistent with that of the box beams, two ends of the two groups of transverse beams are respectively and commonly provided with a holding mechanism, and a single group of holding mechanisms can hold the two groups of transverse beams and the two box beams simultaneously; the top surfaces of the two groups of transverse beams are welded with first longitudinal beams at intervals, and the length direction of the first longitudinal beams is vertical to the transverse beams; and a first flange is welded at the bottom end of the frame body, and the frame body is fixedly connected with a bolt at the top of the lower support frame through the first flange.
The structure of the frame body is as follows: the vertical beam assembly I penetrates through the horizontal beam assembly I upwards and downwards, the top ends of the four vertical beams are welded with the bottom surface of the longitudinal beam I, and the bottom ends of the four vertical beams are welded with the flange I.
And a diagonal bracing beam is welded between one side surface of the bottommost group of horizontal beam assemblies and the clasping mechanism.
The middle parts of the top surfaces of the two groups of box girders are respectively provided with a rack and a guide rail along the length direction, and the number of the girders in the single group of transverse girders is two and are arranged at the two sides of the rack or the guide rail in parallel; the height of the rack or the guide rail is lower than that of the top surface of the transverse beam.
The structure of the single group of holding mechanism is as follows: including crossing the fixed longeron of placing in two sets of horizontal beam ends top surfaces, the activity longeron that is parallel to each other with fixed longeron is placed to two case roof beam bottom surfaces, and fixed longeron and activity longeron are located same vertical plane, all run through jointly between the fixed longeron that is located two inboard case roof beams and the activity longeron and install the lead screw, and the outside both ends that stretch out of lead screw all the lock dress has fastening nut.
The outer side face of the fixed longitudinal beam is flush with the end heads of the transverse beams, the two groups of end heads of the transverse beams are welded with the second longitudinal beam, the top face of the second longitudinal beam is higher than that of the transverse beam, and the outer side face of the fixed longitudinal beam is tightly attached to the inner side face of the second longitudinal beam.
The structure of the lower support frame is as follows: the vertical beam assembly II is fixedly arranged at four corners of the multiple groups of horizontal beam assemblies II together, the vertical beam is upwards and penetrates through the horizontal beam assembly II, and flanges II are welded at the top ends of the vertical beam assemblies II; and the lower support frame is locked with the upper support frame through a second flange.
The cross section of the navigation body model is welded with the adapter flange along the circumferential direction, and the outer side surface of the adapter flange is attached to the side surface of the lower support frame and mutually welded and connected.
The invention has the following beneficial effects:
the invention has compact and reasonable structure and convenient operation, and the sailing body model is arranged on the existing trailer by arranging the upper support frame on the box girder of the existing trailer, fastening the upper support frame on the clamping mechanism of the box girder and installing the lower support frame at the bottom end of the upper support frame and installing the sailing body model on the lower support frame, so that the sailing body model not only can run at different speeds under the driving of the trailer, but also can run at different water depths by lifting under the driving of the box girder, thereby greatly helping to research the motion of an underwater sailing body and a small-scale model, providing reliable and effective technology, equipment support and convenient use for the test.
Drawings
Fig. 1 is a schematic structural view (front view direction) of the present invention.
Fig. 2 is a front view of the upper support bracket of the present invention.
Fig. 3 is a top view of fig. 2.
Figure 4 is a front view of the clasping mechanism of the present invention.
Fig. 5 is a right side view of fig. 4.
FIG. 6 is a schematic view (side view) of the connection between the lower support frame and the model of the navigation body according to the present invention.
Wherein: 1. a box girder; 2. a clasping mechanism; 3. an upper support frame; 4. a lower support frame; 5. a navigation body model; 6. a rack; 7. a guide rail; 21. fixing the longitudinal beam; 22. fastening a nut; 23. a second longitudinal beam; 24. a screw rod; 25. a movable longitudinal beam; 31. a transverse beam; 32. a first vertical beam; 33. a first longitudinal beam; 34. a horizontal beam assembly I; 35. a raking beam; 36. a first flange; 41. a second flange; 42. a second vertical beam; 43. a horizontal beam assembly II; 51. and (4) adapting the flange.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, the hoisting type underwater vehicle supporting device of the embodiment comprises a trailer, wherein box beams 1 which are spaced from each other in the front-back direction and are parallel to each other are arranged on the trailer along the advancing direction of the trailer, hoisting frames are supported on the two box beams 1 together, a clamping mechanism 2 is respectively arranged at the left end and the right end of each hoisting frame, and each hoisting frame is clamped and fixed with the two box beams 1 through the clamping mechanism 2;
the structure of hoist and mount frame does: the device comprises an upper support frame 3 which is supported on two box beams 1 at the same time, wherein the upper support frame 3 downwards penetrates through the space between the two box beams 1, a lower support frame 4 is installed at the bottom end of the upper support frame 3, and a navigation body model 5 is installed on the side surface of the lower support frame 4.
Through the setting of upper bracket 3 on current trailer case roof beam 1, and fasten upper bracket 3 in the mechanism 2 of holding tightly of case roof beam 1, the installation of 3 bottom under bracing frames 4 of upper bracket, and install navigation body model 5 on under bracing frame 4, thereby install navigation body model 5 on current trailer, make navigation body model 5 not only can carry out the operation of different speeds under the trailer drives, also can go up and down the operation when realizing different depths of water under the drive of case roof beam 1, thereby realized navigation body model 5 at different depths of water, the operation under the different speed state.
As shown in fig. 2 and 3, the upper support frame 3 has the following structure: the box girder comprises two groups of transverse beams 31 which are symmetrically placed on two box girders 1, the length direction of the transverse beams 31 is consistent with that of the box girders 1, two ends of each of the two groups of transverse beams 31 are respectively and commonly provided with a holding mechanism 2, and the two groups of transverse beams 31 and the two box girders 1 are simultaneously held tightly by the single group of holding mechanisms 2; the top surfaces of the two groups of transverse beams 31 are welded with first longitudinal beams 33 at intervals, and the length direction of the first longitudinal beams 33 is vertical to the transverse beams 31; and a first longitudinal beam 33 between the two groups of transverse beams 31 is provided with a frame body on the bottom surface in a welding mode, a first flange 36 is arranged at the bottom end of the frame body in a welding mode, and the frame body is fixedly connected with a second flange 41 at the top of the lower support frame 4 through the first flange 36 in a bolt mode.
The structure of the frame body is as follows: the structure comprises a plurality of groups of horizontal beam assemblies 34 which are sequentially arranged from top to bottom at intervals, wherein the single group of horizontal beam assemblies 34 are of a plane rectangular frame structure, four corners of the plurality of groups of horizontal beam assemblies 34 are fixedly provided with a first vertical beam 32, the first vertical beam 32 penetrates through the first horizontal beam assembly 34 upwards and downwards, the top ends of the four first vertical beams 32 are welded with the bottom surfaces of a first longitudinal beam 33, and the bottom ends of the four first vertical beams 32 are welded with a first flange 36.
And a diagonal bracing beam 35 is welded between the side surface of the first horizontal beam assembly 34 at the bottommost part and the fixed longitudinal beam 21 of the clasping mechanism 2.
The middle parts of the top surfaces of the two groups of box girders 1 are respectively provided with a rack 6 and a guide rail 7 along the length direction, and the number of the girders in the single group of transverse girders 31 is two and are respectively arranged at two sides of the rack 6 or the guide rail 7; the height of the rack 6 or the guide rail 7 is lower than that of the top surface of the transverse beam 31; the rack 6 and the guide rail 7 are both inherent equipment on the existing trailer, and the installation and arrangement of the hoisting frame and the transverse beam 31 need to avoid the rack 6 and the guide rail 7.
As shown in fig. 4 and 5, the single group of clasping mechanisms 2 has the following structure: including crossing the fixed longeron 21 of placing in the tip top surface of two sets of transverse beam 31, the activity longeron 25 that is parallel to each other with fixed longeron 21 is placed to two 1 bottom surfaces of case roof beam, and fixed longeron 21 and activity longeron 25 are located same vertical plane, all run through jointly between fixed longeron 21 that is located two 1 inboards of case roof beam and the activity longeron 25 and install lead screw 24, and the equal lock in both ends that lead screw 24 outwards stretches out is equipped with fastening nut 22.
The outer side surface of the fixed longitudinal beam 21 is flush with the ends of the transverse beams 31, the ends of the two groups of transverse beams 31 are welded with the second longitudinal beam 23 together, the top surface of the second longitudinal beam 23 is higher than that of the transverse beam 31, and the outer side surface of the fixed longitudinal beam 21 is tightly attached to the inner side surface of the second longitudinal beam 23; the existence of the second longitudinal beam 23 provides a limiting effect for the installation and placement of the fixed longitudinal beam 21 so as to facilitate the installation of the clasping mechanism 2.
The structure of the lower support frame 4 is as follows: the device comprises a plurality of groups of horizontal beam assemblies II 43 which are sequentially arranged from top to bottom at intervals, wherein the single group of horizontal beam assemblies II 43 is of a planar rectangular frame structure, vertical beam II 42 is fixedly arranged at four corners of the plurality of groups of horizontal beam assemblies II 43 together, the vertical beam II 42 upwards penetrates through the horizontal beam assemblies II 43, and flanges II 41 are welded at the top ends of the vertical beam II 42; the lower support frame 4 is locked with the upper support frame 3 through a second flange 41.
In this embodiment, the structure of the frame body is the same as that of the lower support frame 4, and the frame body and the lower support frame are connected by the flange at the joint.
An adapter flange 51 is welded on the cross section of the navigation body model 5 along the circumferential direction, the outer side surface of the adapter flange 51 is attached to the side surface of the lower support frame 4 and is welded with each other, and as shown in fig. 6, the upper part and the lower part of the outer side surface of the adapter flange 51 are welded with the side surface of the lower support frame 4.
In this embodiment, the box girder 1, the rack 6 and the guide rail 7 are all inherent equipment on the existing trailer, and the box girder 1 can be lifted to a certain height.
In this embodiment, the transverse beam 31, the first vertical beam 32, the first longitudinal beam 33, the second vertical beam 42, the fixed longitudinal beam 21, the second longitudinal beam 23 and the movable longitudinal beam 25 are all U-shaped channel steel; two channel steels in the single group of transverse beams 31 are arranged oppositely; the movable longitudinal beam 25 and the fixed longitudinal beam 21 are arranged with openings facing downwards.
The use mode of the invention is as follows:
erecting an upper support frame 3 on two box girders 1 of a trailer through external hoisting equipment, and installing clasping mechanisms 2 on transverse beams 31 at two ends of the upper support frame 3 and at the inner sides of the two box girders 1; fastening nuts 22 at two ends of a screw rod 24 of the clasping mechanism 2 are locked, so that the fixed longitudinal beam 21 and the movable longitudinal beam 25 are fastened and attached to the top surface of the transverse beam 31 and the bottom surface of the box girder 1, and the upper support frame 3 is fixed relative to the box girder 1;
fitting and locking a first flange 36 at the bottom of the upper support frame 3 and a second flange 41 at the top of the lower support frame 4 to realize the installation between the upper support frame 3 and the lower support frame 4; and the lower support frame 4 and the navigation body model 5 are welded, so that the installation and fixation of the navigation body model 5 on the trailer box girder 1 are completed.
The invention greatly assists in researching the motion of the underwater vehicle and the small-scale model, provides reliable and effective technology and equipment support for the test, and is convenient to use.
The above description is intended to be illustrative, and not restrictive, the scope of the invention being indicated by the claims, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (4)
1. The utility model provides a hoist and mount formula underwater vehicle strutting arrangement, includes the trailer, is provided with box roof beam (1) that the front and back interval, be parallel to each other, its characterized in that along its advancing direction on the trailer: a hoisting frame is supported on the two box beams (1) together, the left end and the right end of the hoisting frame are respectively provided with a holding mechanism (2), and the hoisting frame is simultaneously held and fixed with the two box beams (1) through the holding mechanisms (2);
the hoisting frame is structurally characterized in that: the box girder structure comprises an upper support frame (3) which is supported on two box girders (1) at the same time, wherein the upper support frame (3) downwards penetrates between the two box girders (1), a lower support frame (4) is installed at the bottom end of the upper support frame (3), and a navigation body model (5) is installed on the side surface of the lower support frame (4);
the structure of the upper support frame (3) is as follows: the box girder clamping device comprises two groups of transverse girders (31) symmetrically placed on two box girders (1), wherein the length directions of the transverse girders (31) are consistent with that of the box girders (1), two ends of the two groups of transverse girders (31) are respectively and jointly provided with a clamping mechanism (2), and a single group of clamping mechanisms (2) clamp the two groups of transverse girders (31) and the two box girders (1) simultaneously; the top surfaces of the two groups of transverse beams (31) are welded with first longitudinal beams (33) at intervals, and the length direction of the first longitudinal beams (33) is vertical to the transverse beams (31); a frame body is welded on the bottom surface of a first longitudinal beam (33) between the two groups of transverse beams (31), a first flange (36) is welded at the bottom end of the frame body, and the frame body is fixedly connected with the top of the lower support frame (4) through a first flange (36) by bolts;
the structure of the single group of holding mechanism (2) is as follows: the box girder structure comprises fixed longitudinal beams (21) which are placed on the top surfaces of the end parts of two groups of transverse beams (31) in a crossing manner, movable longitudinal beams (25) which are parallel to the fixed longitudinal beams (21) are placed on the bottom surfaces of two box girders (1), the fixed longitudinal beams (21) and the movable longitudinal beams (25) are positioned in the same vertical plane, lead screws (24) are installed between the fixed longitudinal beams (21) and the movable longitudinal beams (25) on the inner sides of the two box girders (1) in a penetrating manner, and fastening nuts (22) are installed at two ends, extending outwards, of the lead screws (24) in a locking manner;
the outer side face of the fixed longitudinal beam (21) is flush with the ends of the transverse beams (31), the ends of the two groups of transverse beams (31) are welded with a second longitudinal beam (23), the top face of the second longitudinal beam (23) is higher than that of the transverse beams (31), and the outer side face of the fixed longitudinal beam (21) is tightly attached to the inner side face of the second longitudinal beam (23);
the structure of the lower support frame (4) is as follows: the device comprises a plurality of groups of horizontal beam assemblies II (43) which are sequentially arranged from top to bottom at intervals, wherein the single group of horizontal beam assemblies II (43) is of a planar rectangular frame structure, vertical beam II (42) are fixedly arranged at four corners of the plurality of groups of horizontal beam assemblies II (43) together, the vertical beam II (42) upwards penetrates through the horizontal beam assemblies II (43), and flanges II (41) are welded at the top ends of the vertical beam II (42); the lower support frame (4) is locked with the upper support frame (3) through a second flange (41);
the cross section of the navigation body model (5) is welded with an adapter flange (51) along the circumferential direction, and the outer side surface of the adapter flange (51) is attached to the side surface of the lower support frame (4) and is mutually welded and connected.
2. The suspended underwater vehicle supporting device as claimed in claim 1, wherein: the structure of the frame body is as follows: the structure comprises a plurality of groups of horizontal beam assemblies (34) which are sequentially arranged from top to bottom at intervals, wherein the single group of horizontal beam assemblies (34) are of a planar rectangular frame structure, vertical beams (32) are fixedly arranged at four corners of the plurality of groups of horizontal beam assemblies (34) respectively, the vertical beams (32) penetrate through the horizontal beam assemblies (34) upwards and downwards, the top ends of the four vertical beams (32) are welded with the bottom surfaces of longitudinal beams (33), and flanges (36) are welded at the bottom ends of the four vertical beams (32).
3. The hoisting type underwater vehicle supporting device as claimed in claim 2, wherein: and a diagonal bracing beam (35) is welded between the side surface of the first horizontal beam assembly (34) at the bottommost part and the clasping mechanism (2).
4. The suspended underwater vehicle supporting device as claimed in claim 1, wherein: the middle parts of the top surfaces of the two groups of box beams (1) are respectively provided with a rack (6) and a guide rail (7) along the length direction, and the number of the beams in the single group of transverse beams (31) is two and are arranged on two sides of the rack (6) or the guide rail (7) in parallel; the height of the rack (6) or the guide rail (7) is lower than that of the top surface of the transverse beam (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110260603.5A CN113028914B (en) | 2021-03-10 | 2021-03-10 | Hoisting type underwater navigation body supporting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110260603.5A CN113028914B (en) | 2021-03-10 | 2021-03-10 | Hoisting type underwater navigation body supporting device |
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| CN113028914A CN113028914A (en) | 2021-06-25 |
| CN113028914B true CN113028914B (en) | 2022-07-22 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4875700A (en) * | 1988-05-31 | 1989-10-24 | Magline, Inc. | Boat trailers |
| CN101089577A (en) * | 2007-07-12 | 2007-12-19 | 上海交通大学 | Vortex vibration testing device for flexible pipe mould vertical in towing pool |
| CN105241623A (en) * | 2015-09-18 | 2016-01-13 | 天津大学 | Local flow velocity increase inclination angle step incoming flow marine riser vortex-induced vibration testing device |
| CN108398238A (en) * | 2018-05-23 | 2018-08-14 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of vertical plane motion for hydrodynamic model experiment |
| RU191507U1 (en) * | 2019-05-22 | 2019-08-08 | Закрытое акционерное общество "Центральный Научно-исследовательский Институт Судового Машиностроения" (ЗАО "ЦНИИ СМ") | LIFTING DEVICE FOR TOWABLE UNDERWATER VEHICLES |
| CN110207950A (en) * | 2019-07-03 | 2019-09-06 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | The towing gear and its test method of a kind of pond ship model in wave |
| CN110243570A (en) * | 2019-06-25 | 2019-09-17 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Planar motion mechanism for surface ship model maneuverability test |
| CN111175021A (en) * | 2020-03-12 | 2020-05-19 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Device and method for testing supercavitation water holes under action of head ventilation and tail jet flow |
| CN210971476U (en) * | 2019-11-26 | 2020-07-10 | 武汉工程大学 | Trailer equipment for ship driving simulation test |
-
2021
- 2021-03-10 CN CN202110260603.5A patent/CN113028914B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4875700A (en) * | 1988-05-31 | 1989-10-24 | Magline, Inc. | Boat trailers |
| CN101089577A (en) * | 2007-07-12 | 2007-12-19 | 上海交通大学 | Vortex vibration testing device for flexible pipe mould vertical in towing pool |
| CN105241623A (en) * | 2015-09-18 | 2016-01-13 | 天津大学 | Local flow velocity increase inclination angle step incoming flow marine riser vortex-induced vibration testing device |
| CN108398238A (en) * | 2018-05-23 | 2018-08-14 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of vertical plane motion for hydrodynamic model experiment |
| RU191507U1 (en) * | 2019-05-22 | 2019-08-08 | Закрытое акционерное общество "Центральный Научно-исследовательский Институт Судового Машиностроения" (ЗАО "ЦНИИ СМ") | LIFTING DEVICE FOR TOWABLE UNDERWATER VEHICLES |
| CN110243570A (en) * | 2019-06-25 | 2019-09-17 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Planar motion mechanism for surface ship model maneuverability test |
| CN110207950A (en) * | 2019-07-03 | 2019-09-06 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | The towing gear and its test method of a kind of pond ship model in wave |
| CN210971476U (en) * | 2019-11-26 | 2020-07-10 | 武汉工程大学 | Trailer equipment for ship driving simulation test |
| CN111175021A (en) * | 2020-03-12 | 2020-05-19 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Device and method for testing supercavitation water holes under action of head ventilation and tail jet flow |
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