CN109353799B - Ship model bearing device - Google Patents
Ship model bearing device Download PDFInfo
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- CN109353799B CN109353799B CN201811573924.5A CN201811573924A CN109353799B CN 109353799 B CN109353799 B CN 109353799B CN 201811573924 A CN201811573924 A CN 201811573924A CN 109353799 B CN109353799 B CN 109353799B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
- B65G2201/0223—Heavy
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Abstract
The invention discloses a ship body model bearing device which comprises a central framework structure, wherein the central framework structure comprises a central frame, bow and stern blocking structures are arranged at two short edges of the central frame, and broadside framework structures are arranged at two long edges of the central frame; a barrier net is arranged in the bow and stern barrier structure, the bow and stern barrier structure is hinged with the central frame through a hinge, and the side frame structure is hinged with the central frame through a hinge; a plurality of concave frameworks are fixed in the side frames and the central frame, and a plurality of movable supports are arranged on the concave frameworks; and a plurality of fixed support frames which are uniformly arranged are fixed on the two short sides of the broadside frame and the two short sides of the central frame. The invention solves the problem of fixing and bearing different hull models, and makes the models more convenient to move and transport.
Description
Technical Field
The invention relates to a bearing device, in particular to a bearing device for a ship hull model.
Background
At present, with the development of the ship manufacturing industry and the continuous innovation of ships, the research and design of new ship types by adopting a ship body model test technology are increasingly common in the fields of ships and ocean engineering. In recent years, model experiment pools of various colleges and universities and ship research institutes at home and abroad are built, various indexes of motion and load of a ship model are tested by simulating a complex marine environment in the experiment pools, and various indexes measured by the research models are used for calculating various performances of an actual ship, so that the ship design is improved conveniently. Due to the complex manufacturing process of the ship hull model and the limited space of the experimental water tank, the manufacturing and assembling of the ship hull model are not generally carried out in the experimental water tank. Meanwhile, due to different design of the experimental tanks, the measurement indexes of the lateral weight of each experimental tank are different, and different experimental tanks are required to be moved back and forth when the comprehensive performance of the ship body model is measured. Therefore, the transportation of the hull model is inevitable. However, since the cross section of the hull model is often deep V-shaped or U-shaped, it cannot be smoothly and directly placed on a flat ground, and in order to avoid damaging the surface of the hull model during transportation and movement, it is often necessary to design and manufacture a model carrying mechanism matched with the hull model for placing the hull model. The original model carrying device has no universality due to different cross section shapes of different ship models. With the frequent implementation of model experiments, the model bearing device has to be designed repeatedly, which causes the waste of resources and prolongs the period of the model experiments.
Disclosure of Invention
In accordance with the above-mentioned technical problem, a ship hull model carrying device is provided. The technical means adopted by the invention are as follows:
a ship hull model bearing device comprises a central framework structure, wherein the central framework structure comprises a central frame, the central frame is rectangular, bow and stern blocking structures are arranged at two short edges of the central frame, and broadside framework structures are arranged at two long edges of the central frame;
the fore-and-aft barrier structure comprises a fore-and-aft frame and barrier nets arranged in the fore-and-aft frame, and the fore-and-aft frame is hinged with the short edge of the central frame through a hinge;
the broadside framework structure comprises a broadside frame, the broadside frame is rectangular, the long edge of the broadside frame is matched with the long edge of the central frame, and the broadside frame is hinged with the long edge of the central frame through a hinge;
a plurality of concave frameworks are fixed in the side frame and the central frame, the extending direction of the concave frameworks is parallel to the short side of the central frame, the concave frameworks are uniformly arranged along the long side direction of the central frame, and a plurality of movable supports are arranged on the concave frameworks and are uniformly arranged along the extending direction of the concave frameworks;
a plurality of fixed support frames which are uniformly arranged are fixed on two short sides of the broadside frame and two short sides of the central frame, and the arrangement direction of the fixed support frames is parallel to the short side direction of the central frame;
the fixed support frame and the movable support frame both comprise support bases, rack push rod mounting grooves are formed in the upper portions of the support bases, the bottom ends of the rack push rod mounting grooves are fixedly connected with the support bases, the extending directions of the rack push rod mounting grooves are perpendicular to the plane of the support bases, rack push rods are arranged in the rack push rod mounting grooves, external teeth are arranged on one sides of the rack push rods, one sides, close to the external teeth, of the support bases are provided with non-return ratchet wheel assemblies which are matched with the external teeth and can enable the rack push rods to move towards the top ends of the rack push rod mounting grooves along the direction of the rack push rod mounting grooves, longitudinal pulleys are arranged at the bottoms of the support bases, and the longitudinal pulleys are arranged right below the non-return ratchet wheel; the axial direction of the longitudinal pulley is vertical to the short side direction of the central frame;
the bottom of one side, away from the longitudinal pulley, of a bracket base in a fixed support frame arranged on the side frame is fixedly connected with the side frame;
the bottom of one side, away from the longitudinal pulley, of a bracket base in a fixed support frame arranged on the central frame is fixedly connected with the central frame;
one side, far away from the longitudinal pulley, of a support base in the movable support is in contact connection with a notch of the concave framework, two lateral pulleys are further mounted at the bottom of one side, far away from the longitudinal pulley, of the support base, the two lateral pulleys are arranged in a groove of the concave framework, the axis of each lateral pulley is perpendicular to the plane where the groove bottom of the concave framework is located, and the width of the groove of the concave framework is matched with the sum of the diameters of the two lateral pulleys;
be equipped with the multiunit on the spill skeleton and can with it fixes to remove the support centre gripping last removable fixture group of spill skeleton, removable fixture group includes two removable fixtures.
The non-return ratchet assembly comprises a non-return ratchet base fixedly connected with the support base, an inner pulley is fixedly mounted on the non-return ratchet base, an outer gear rotatably connected with the inner pulley is sleeved outside the inner pulley, the outer gear is matched with the outer gear, the axis of the outer gear is coincident with the axis of the inner pulley, a fixed shaft is fixed on the outer wall of the inner pulley, the axis of the fixed shaft is parallel to the axis of the inner pulley, a non-return pawl is mounted on the fixed shaft, one end of the non-return pawl is rotatably connected with the fixed shaft, the other end of the non-return pawl is in a pointed tooth shape, a circular groove is formed in the position where the non-return pawl is located on the outer edge of the circular groove, a plurality of non-return grooves are uniformly distributed around the axis of the outer gear, and the non-return grooves are matched with one end of the non-return pawl in the pointed tooth shape, one end of the check pawl, which is provided with a pointed tooth shape, is arranged in the check groove;
an auxiliary non-return rod is fixed on the inner pulley, a spring is sleeved on the auxiliary non-return rod, the length of the spring is larger than that of the auxiliary non-return rod, and one end, exceeding the auxiliary non-return rod, of the spring is in contact connection with one end, having a pointed tooth shape, of the non-return pawl.
The rack push rod is characterized in that a gasket seat is fixed at the top end of the rack push rod, a supporting pad shaft is fixed on the gasket seat, a supporting gasket is sleeved on the supporting pad shaft and is in an isosceles triangle shape, the vertex angle of the supporting gasket is an obtuse angle, and the vertex angle of the supporting gasket is rotatably connected with the supporting pad shaft.
The bow-stern frame is rectangular, the length of the long side of the bow-stern frame is matched with the length of the short side of the central framework, and the length of the short side of the bow-stern frame and the length of the short side of the side frame are matched with the height of a ship model to be borne by the ship model bearing device.
Can dismantle mounting fixture includes the fixed block, the fixed block include the diaphragm and respectively with two risers of diaphragm both ends fixed connection, the lower surface of diaphragm is connected with the notch contact of spill skeleton, the internal surface of riser with the outer wall contact of spill skeleton is connected, just be equipped with the puller bolt on the riser, the puller bolt passes the riser and with the outer wall contact of spill skeleton is connected with the riser compresses tightly on the outer wall of spill skeleton.
In the use state: hoisting a hull model to a position right above a hull model bearing device, moving the position of a movable support arranged in a central frame through a lateral pulley according to the size specification of the hull model, fixing the position of the movable support through a detachable fixing clamp, lifting a rack push rod of the movable support arranged in the central frame and a rack push rod in a fixing support frame fixed on the central frame upwards to enable a support gasket on the rack push rod to be in contact connection with the surface of the hull model, turning over the side frame and the fore-aft frame through a hinge to enable the hull model bearing device to form an uncovered box body shape, adjusting the position of the movable support in the side frame and enabling the support gasket on the rack push rod of the movable support to be in contact connection with the outer surface of the hull model, and a support gasket on a rack push rod of a fixed support frame in the adjusting side frame is in contact connection with the outer surface of the hull model. And finally, the broadside frame and the fore-and-aft frame are fixed together through ropes, so that the broadside frame and the fore-and-aft frame are kept in an upright state.
The invention solves the problem of fixing and bearing different hull models, and makes the models more convenient to move and transport. Through the height and the position of adjusting the rack push rod, the ship body model bearing device can meet the requirements of fixing and transporting different models, and therefore the repeated design that different bearing frames are used by different ship types is avoided. The invention can be repeatedly used in different model tests, is simple to install and convenient to transport, saves the test cost and improves the test efficiency.
For the reasons, the invention can be widely popularized in the fields of ship models and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a ship hull model carrying device in an embodiment of the invention.
Fig. 2 is a front view of a movable stand according to an embodiment of the present invention.
Fig. 3 is a side view of a movable support in an embodiment of the invention.
Fig. 4 is a front view of a stationary support bracket according to an embodiment of the present invention.
Fig. 5 is a side view of a stationary support bracket according to an embodiment of the present invention.
FIG. 6 is a rear sectional view of the hull form in accordance with the preferred embodiment of the present invention.
FIG. 7 is a schematic diagram of a removable fixture according to an embodiment of the present invention.
Fig. 8 is a cross-sectional view of a concave skeleton according to an embodiment of the present invention.
FIG. 9 is a schematic view of a reverse stopping ratchet assembly according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-9, a ship hull model carrying device comprises a central skeleton structure 1, wherein the central skeleton structure comprises a central frame 11, the central frame 11 is rectangular, a bow-stern barrier structure 2 is arranged at each of two short sides of the central frame 11, and a side skeleton structure 3 is arranged at each of two long sides of the central frame 11;
the fore and aft barrier structure 2 comprises a fore and aft frame 21 and barrier nets 22 arranged in the fore and aft frame 21, and the fore and aft frame 21 is hinged with the short side of the central frame 11 through hinges 23;
the side frame structure 3 comprises a side frame 31, the side frame 31 is rectangular, long sides of the side frame 31 are matched with long sides of the central frame 11, and the side frame 31 is hinged with the long sides of the central frame 11 through hinges 23;
a plurality of concave frameworks 12 are fixed in the side frame 31 and the central frame 11, the extending direction of the concave frameworks 12 is parallel to the short side of the central frame 11, the concave frameworks 12 are uniformly arranged along the long side direction of the central frame 11, and a plurality of movable supports 4 are arranged on the concave frameworks 12 and are uniformly arranged along the extending direction of the concave frameworks 12;
a plurality of fixed support frames 5 which are uniformly arranged are fixed on two short sides of the side frame 31 and two short sides of the central frame 11, and the arrangement direction of the fixed support frames 5 is parallel to the short side direction of the central frame 11;
the fixed support frame 5 and the movable support frame 4 both comprise a support base 51, the upper part of the support base 51 is provided with a rack push rod installation groove 52, the bottom end of the rack push rod installation groove 52 is fixedly connected with the bracket base 51, the extending direction of the rack push rod installation groove 52 is vertical to the plane of the bracket base 51, a rack push rod 53 is arranged in the rack push rod mounting groove 52, one side of the rack push rod 53 is provided with external teeth 531, a non-return ratchet wheel assembly 54 which is matched with the external teeth 531 and can make the rack push rod 53 move to the top end of the rack push rod installation groove 52 along the direction of the rack push rod installation groove 52 is installed on one side of the bracket base 51 close to the external teeth 531, a longitudinal pulley 55 is mounted at the bottom of the bracket base 51, and the longitudinal pulley 55 is arranged right below the non-return ratchet wheel assembly 54; the axial direction of the vertical pulley 55 is perpendicular to the short side direction of the center frame 11.
The bottom of the side of the bracket base 51 of the fixed support frame 5 arranged on the side frame 31 far from the longitudinal pulley 55 is fixedly connected with the side frame 31;
the bottom of the bracket base 51 of the fixed support bracket 5 arranged on the central frame 11, which is far away from the longitudinal pulley 55, is fixedly connected with the central frame 11;
one side of the bracket base 51 in the movable bracket 4, which is far away from the longitudinal pulley 55, is in contact connection with the notch of the concave framework 12, the bottom of the side of the bracket base 51, which is far away from the longitudinal pulley 55, is also provided with two lateral pulleys 41, the two lateral pulleys 41 are arranged in the groove of the concave framework 12, the axis of the lateral pulley 41 is perpendicular to the plane of the groove bottom of the concave framework 12, and the width of the groove of the concave framework 12 is matched with the sum of the diameters of the two lateral pulleys 41;
be equipped with the multiunit on spill skeleton 12 can with the 4 centre gripping of movable support are fixed the last removable fixture group of spill skeleton 12, removable fixture group includes two removable mounting fixture 13.
The non-return ratchet assembly 54 includes a non-return ratchet base 541 fixedly connected to the bracket base 51, an inner pulley 542 is fixedly installed on the non-return ratchet base 541, an outer gear 543 rotatably connected to the inner pulley 542 is sleeved outside the inner pulley 542, the outer gear 543 is matched with the outer gear 531, an axis of the outer gear 543 is overlapped with an axis of the inner pulley 542, a fixed shaft 544 is fixed on an outer wall of the inner pulley 542, an axis of the fixed shaft 544 is parallel to an axis of the inner pulley 542, a non-return pawl 545 is installed on the fixed shaft 544, one end of the non-return pawl is rotatably connected to the fixed shaft 544, the other end of the non-return pawl 545 is in a shape of a pointed tooth, a circular groove 546 is formed in the non-return pawl, and a plurality of non-return grooves 547 uniformly distributed around the axis of the outer gear 543 are formed along an outer edge of the circular groove 546, the check groove 547 is matched with one end of the check pawl 545 having sharp teeth, and one end of the check pawl 545 having sharp teeth is disposed in the check groove 547;
an auxiliary check rod 548 is fixed on the inner pulley 542, a spring 549 is sleeved on the auxiliary check rod 548, the length of the spring 549 is larger than that of the auxiliary check rod 548, and one end, exceeding the auxiliary check rod 548, of the spring 549 is in contact connection with one end, having a pointed tooth shape, of the check pawl 545. The ratchet assembly 54 ensures that the rack push rod 53 can only move away from the rack base 51.
A pad seat 532 is fixed on the top end of the rack push rod 53, a support pad shaft 533 is fixed on the pad seat 532, a support pad 534 is sleeved on the support pad shaft 533, the support pad 534 is in an isosceles triangle shape, the vertex angle of the support pad 534 is an obtuse angle, and the vertex angle of the support pad 534 is rotatably connected with the support pad shaft 533.
The bow and stern frame 21 is rectangular, the length of the long side of the bow and stern frame 21 is matched with the length of the short side of the central framework 11, and the length of the short side of the bow and stern frame 21 and the length of the short side of the side frame 31 are matched with the height of a ship model 6 to be borne by the ship model bearing device.
Can dismantle mounting fixture 13 includes fixed block 131, fixed block 131 include diaphragm 132 and respectively with two risers 133 of diaphragm 132 both ends fixed connection, the lower surface of diaphragm 132 is connected with the notch contact of spill skeleton 12, the internal surface of riser 133 with the outer wall contact of spill skeleton 12 is connected, just be equipped with top tight bolt 134 on riser 133, top tight bolt 134 passes riser 133 and with the outer wall contact of spill skeleton 12 is connected with riser 133 compresses tightly on the outer wall of spill skeleton 12.
In the use state: hoisting a hull model 6 right above a hull model bearing device, moving and arranging a lateral pulley 41 and a longitudinal pulley 55 in a central skeleton structure 1 according to the size specification of the hull model 6, fixing the position of a movable support 4 through a detachable fixing clamp 13, lifting a rack push rod 53 of the movable support 4 in the central skeleton structure 1 and a rack push rod 53 in a fixed support frame 5 fixed on a central frame 11 upwards to enable a support gasket 534 on the rack push rod 53 to be connected with the surface contact of the hull model 6, turning over a side frame 31 and a bow frame 21 through a hinge 23, enabling the hull model bearing device to form a stern-free box shape, adjusting the position of the movable support 4 in the side frame 31 and enabling the support gasket 534 on the rack push rod 53 of the movable support 4 to be connected with the hull model through the position of the hinge 23 6 and a support gasket 534 on the rack push rod 53 of the fixed support frame 5 in the adjusting side frame 31 is in contact connection with the outer surface of the ship hull model 6. Finally, the side frame 31 and the fore-and-aft frame 21 are fixed together through ropes, so that the side frame 31 and the fore-and-aft frame 21 are kept in an upright state.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. The ship body model bearing device is characterized by comprising a central framework structure, wherein the central framework structure comprises a central frame, the central frame is rectangular, bow and stern blocking structures are arranged at two short sides of the central frame, and broadside framework structures are arranged at two long sides of the central frame;
the fore-and-aft barrier structure comprises a fore-and-aft frame and barrier nets arranged in the fore-and-aft frame, and the fore-and-aft frame is hinged with the short edge of the central frame through a hinge;
the broadside framework structure comprises a broadside frame, the broadside frame is rectangular, the long edge of the broadside frame is matched with the long edge of the central frame, and the broadside frame is hinged with the long edge of the central frame through a hinge;
a plurality of concave frameworks are fixed in the side frame and the central frame, the extending direction of the concave frameworks is parallel to the short side of the central frame, the concave frameworks are uniformly arranged along the long side direction of the central frame, and a plurality of movable supports are arranged on the concave frameworks and are uniformly arranged along the extending direction of the concave frameworks;
a plurality of fixed support frames which are uniformly arranged are fixed on two short sides of the broadside frame and two short sides of the central frame, and the arrangement direction of the fixed support frames is parallel to the short side direction of the central frame;
the fixed support frame and the movable support frame both comprise support bases, rack push rod mounting grooves are formed in the upper portions of the support bases, the bottom ends of the rack push rod mounting grooves are fixedly connected with the support bases, the extending directions of the rack push rod mounting grooves are perpendicular to the plane of the support bases, rack push rods are arranged in the rack push rod mounting grooves, external teeth are arranged on one sides of the rack push rods, one sides, close to the external teeth, of the support bases are provided with non-return ratchet wheel assemblies which are matched with the external teeth and can enable the rack push rods to move towards the top ends of the rack push rod mounting grooves along the direction of the rack push rod mounting grooves, longitudinal pulleys are arranged at the bottoms of the support bases, and the longitudinal pulleys are arranged right below the non-return ratchet wheel; the axial direction of the longitudinal pulley is vertical to the short side direction of the central frame;
the bottom of one side, away from the longitudinal pulley, of a bracket base in a fixed support frame arranged on the side frame is fixedly connected with the side frame;
the bottom of one side, away from the longitudinal pulley, of a bracket base in a fixed support frame arranged on the central frame is fixedly connected with the central frame;
one side, far away from the longitudinal pulley, of a support base in the movable support is in contact connection with a notch of the concave framework, two lateral pulleys are further mounted at the bottom of one side, far away from the longitudinal pulley, of the support base, the two lateral pulleys are arranged in a groove of the concave framework, the axis of each lateral pulley is perpendicular to the plane where the groove bottom of the concave framework is located, and the width of the groove of the concave framework is matched with the sum of the diameters of the two lateral pulleys;
be equipped with the multiunit on the spill skeleton and can with it fixes to remove the support centre gripping last removable fixture group of spill skeleton, removable fixture group includes two removable fixtures.
2. A ship hull model carrying device according to claim 1, characterized in that: the non-return ratchet assembly comprises a non-return ratchet base fixedly connected with the support base, an inner pulley is fixedly mounted on the non-return ratchet base, an outer gear rotatably connected with the inner pulley is sleeved outside the inner pulley, the outer gear is matched with the outer gear, the axis of the outer gear is coincident with the axis of the inner pulley, a fixed shaft is fixed on the outer wall of the inner pulley, the axis of the fixed shaft is parallel to the axis of the inner pulley, a non-return pawl is mounted on the fixed shaft, one end of the non-return pawl is rotatably connected with the fixed shaft, the other end of the non-return pawl is in a pointed tooth shape, a circular groove is formed in the position where the non-return pawl is located on the outer edge of the circular groove, a plurality of non-return grooves are uniformly distributed around the axis of the outer gear, and the non-return grooves are matched with one end of the non-return pawl in the pointed tooth shape, one end of the check pawl, which is provided with a pointed tooth shape, is arranged in the check groove;
an auxiliary non-return rod is fixed on the inner pulley, a spring is sleeved on the auxiliary non-return rod, the length of the spring is larger than that of the auxiliary non-return rod, and one end, exceeding the auxiliary non-return rod, of the spring is in contact connection with one end, having a pointed tooth shape, of the non-return pawl.
3. A ship hull model carrying device according to claim 1, characterized in that: the rack push rod is characterized in that a gasket seat is fixed at the top end of the rack push rod, a supporting pad shaft is fixed on the gasket seat, a supporting gasket is sleeved on the supporting pad shaft and is in an isosceles triangle shape, the vertex angle of the supporting gasket is an obtuse angle, and the vertex angle of the supporting gasket is rotatably connected with the supporting pad shaft.
4. A ship hull model carrying device according to claim 1, characterized in that: the bow-stern frame is rectangular, the length of the long side of the bow-stern frame is matched with the length of the short side of the central framework, and the length of the short side of the bow-stern frame and the length of the short side of the side frame are matched with the height of a ship model to be borne by the ship model bearing device.
5. A ship hull model carrying device according to claim 1, characterized in that: can dismantle mounting fixture includes the fixed block, the fixed block include the diaphragm and respectively with two risers of diaphragm both ends fixed connection, the lower surface of diaphragm is connected with the notch contact of spill skeleton, the internal surface of riser with the outer wall contact of spill skeleton is connected, just be equipped with the puller bolt on the riser, the puller bolt passes the riser and with the outer wall contact of spill skeleton is connected with the riser compresses tightly on the outer wall of spill skeleton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573924.5A CN109353799B (en) | 2018-12-21 | 2018-12-21 | Ship model bearing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573924.5A CN109353799B (en) | 2018-12-21 | 2018-12-21 | Ship model bearing device |
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| Publication Number | Publication Date |
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| CN109353799A CN109353799A (en) | 2019-02-19 |
| CN109353799B true CN109353799B (en) | 2020-06-30 |
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| CN201811573924.5A Active CN109353799B (en) | 2018-12-21 | 2018-12-21 | Ship model bearing device |
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| CN111498047B (en) * | 2020-04-17 | 2021-08-20 | 中船黄埔文冲船舶有限公司 | Installation method of tail slideway system roller |
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| KR20040036057A (en) * | 2002-10-23 | 2004-04-30 | 한국항공우주산업 주식회사 | Foreign object removing apparatus for airplane |
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| CN103118899A (en) * | 2010-05-19 | 2013-05-22 | 萨布里福特公司 | A boat transportation carriage |
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| CN109353799A (en) | 2019-02-19 |
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