CN213921406U - Working position angle adjusting device of special springboard for loading and unloading ships on vehicle - Google Patents
Working position angle adjusting device of special springboard for loading and unloading ships on vehicle Download PDFInfo
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- CN213921406U CN213921406U CN202023245864.XU CN202023245864U CN213921406U CN 213921406 U CN213921406 U CN 213921406U CN 202023245864 U CN202023245864 U CN 202023245864U CN 213921406 U CN213921406 U CN 213921406U
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Abstract
The utility model discloses a vehicle is from top to bottom operating position angle adjusting device of special springboard of boats and ships, its angle adjustment mechanism including install in the main operating winch on the weather deck of boats and ships, be fixed in receive and release winch and supporting component on the main springboard. The self-adaptive adjustment of the lifting heights and angles of the main springboard and the auxiliary springboard is realized by matching a main operating winch arranged on the weather deck with a retracting winch arranged on the main springboard, so that the problem that the springboard is built between the deck and the wharf when the height of the ship deck is different from that of the wharf is solved; the supporting assembly extrudes the top plate by controlling the stretching of the oil cylinder, so that a triangular solid state is formed by the connecting point of the main springboard and the auxiliary springboard, the oil cylinder and the fixed end of the oil cylinder and the top plate, the springboard is fixed by the interaction of the pulling force of the winch on the auxiliary springboard, the downward acting force of the top plate on the auxiliary springboard and the upward supporting force of the wharf on the auxiliary springboard, and the integral stability and the bearing capacity of the springboard are improved.
Description
Technical Field
The utility model belongs to the technical field of boats and ships springboard equipment and specifically relates to a working position angle adjusting device of special springboard of boats and ships about vehicle is related to.
Background
The traditional ship springboard device is usually provided by hinging a deck and a springboard body, and leads a guide rope to be lifted and lowered through a transmission mechanism, so that people or automobiles can conveniently and safely enter or drive into the ship during ferry, and the problem of the prior automobile ferry is solved.
However, due to the influence of sea wind, ocean current, sea waves and other factors, when a ship is parked at a dock, the ship body can change along with the height of the tidal water, so that the height difference between the ship deck and the dock is caused, and the traditional ship springboard device is only used when the height of the ship deck surface is equal to that of the dock boarding position.
Through search, the patent with Chinese patent application number CN201810268876.2 discloses a lightering platform, the gantry is fixedly mounted on a lightering deck of a wharf, one end of the main springboard is hinged to the bottom of the gantry, the lifting mechanism comprises a first pulley, a second pulley and a winch, the first pulley is fixedly mounted in the middle of the main springboard, the second pulley is fixedly mounted at the top of the gantry, the winch is fixedly mounted at the bottom of the gantry, a steel wire rope extending out of the winch penetrates through the second pulley and is wound on the first pulley, the other end of the main springboard is hinged to one end of the auxiliary springboard, the other end of the auxiliary springboard is movably lapped on a ship deck, one end of the oil cylinder is hinged to the main springboard, the other end of the oil cylinder is hinged to the auxiliary springboard, and the oil cylinder is located below a hinge point between the main springboard and the auxiliary springboard. This patent passes through winch and hydro-cylinder cooperation, has realized the self-adaptation adjustment of the platform of refuting, nevertheless in the platform of refuting in above-mentioned patent, when boats and ships deck and pier height have the drop, only carry out the regulation of angle and fix through the hydro-cylinder between vice springboard and the main springboard for the stability of the platform of refuting need consider the bearing degree of hydro-cylinder, causes the platform stability of refuting and bearing capacity of refuting of two springboard structures to be restricted.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that the operating position angle adjusting device of the special springboard of boats and ships can solve above-mentioned problem about the vehicle.
A working position angle adjusting device of a special gangway for vehicles to get on and off ships comprises a main gangway, an auxiliary gangway and an angle adjusting mechanism; one end of the main springboard is hinged to a main deck of a ship, the other end of the main springboard is hinged to one end of the auxiliary springboard through a joint bearing, and the other end of the auxiliary springboard is hinged to a fixing plate;
the angle adjusting mechanism comprises a main operation winch, a retracting winch and a supporting assembly; the main operation winch is fixedly arranged on a weather deck of a ship, a first fixed pulley is arranged on one side, close to the ship deck, of the main springboard, a support for fixing a second fixed pulley is further arranged on the weather deck, and a steel wire rope at the output end of the main operation winch penetrates through the second fixed pulley and is wound on the first fixed pulley; the winding and unwinding winch is fixedly arranged in the middle of two sides of the main springboard, a third fixed pulley is arranged in the middle of the auxiliary springboard, a fourth fixed pulley is arranged at the top of one end, close to the auxiliary springboard, of the main springboard, and a steel wire rope at the output end of the winding and unwinding winch penetrates through the fourth fixed pulley and is wound on the third fixed pulley;
the supporting assembly comprises an oil cylinder and a top plate, the oil cylinder is fixed at the top of one end, close to the auxiliary springboard, of the main springboard, the output port of the oil cylinder faces to one side, far away from a ship deck, of the main springboard, the output end of the oil cylinder is fixedly connected with one end of the top plate, the other end of the top plate is hinged to the main springboard, the distance from the hinged point of the top plate and the main springboard, close to the top end of one side, of the auxiliary springboard is smaller than the distance from the hinged point of the auxiliary springboard and the main springboard, close to the top end of one side, of the main springboard, and the length of the top plate is smaller than the distance from the joint bearing to the top end, close to one side of the auxiliary springboard, of the main springboard.
As a further aspect of the present invention: the weather deck on the vessel is located above the upper deck, which is located above the main deck.
As a further aspect of the present invention: guard rails are arranged on two sides of the main springboard, the two guard rails are arranged in parallel, and the bottoms of the two guard rails are hinged with the main springboard.
As a further aspect of the present invention: the utility model discloses a take-up state's springboard, including the main springboard, the border department of weather deck and upper deck all is provided with fixed subassembly, fixed subassembly includes the fixing base and with the fixed base looks articulated couple, and main springboard is provided with solid fixed ring towards the relevant position department of boats and ships one side, gu fixed ring with fixed subassembly phase-match catches on through the couple gu fixed ring plays fixed effect to the springboard of accomodating the state.
As a further aspect of the present invention: the edge of the upper deck is further provided with a pre-starting assembly, the pre-starting assembly is used for generating outward thrust on the springboard in a storage state when the springboard is started, the main springboard is pushed away outwards to a certain angle, and the main springboard is convenient to adjust by a main operation winch.
As a further aspect of the present invention: the two sides of the main springboard and the auxiliary springboard are respectively provided with a plurality of lifting lug plates, and the lifting lug plates are used for being connected with an external wharf crane.
As a further aspect of the present invention: and a main control room for controlling the winch and the supporting assembly is arranged at the bottom of the support.
The utility model has the advantages that: the utility model realizes the self-adaptive adjustment of the lifting height and the angle of the main springboard and the auxiliary springboard by the matching of the main operating winch arranged on the weather deck and the retracting winch arranged on the main springboard, solves the problem that the springboard is built between the deck and the wharf when the height of the ship deck is different from that of the wharf, and leads the vehicle for loading and unloading goods to come and go between the deck and the wharf smoothly; the supporting assembly arranged on the main springboard extrudes the top board by controlling the stretching of the oil cylinder, so that a triangular solid state is formed by the connecting point of the main springboard and the auxiliary springboard, the oil cylinder and the fixed end of the oil cylinder and the top board, and the springboard is fixed by the interaction of the pulling force of the winch on the auxiliary springboard, the downward acting force of the top board on the auxiliary springboard and the upward supporting force of the wharf on the auxiliary springboard, so that the integral stability and the bearing capacity of the springboard are improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
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 described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a diagram illustrating a continuous conversion of an opening process of a working position angle adjusting device of a diving board for loading and unloading a vehicle and a ship according to an embodiment of the present invention;
fig. 2 is a storage state diagram of a working position angle adjusting device for a vehicle ramp for loading and unloading ships according to an embodiment of the present invention;
fig. 3 is an opening state diagram of the working position angle adjusting device of the diving board special for loading and unloading the ship for the vehicle according to the embodiment of the present invention;
fig. 4 is a diagram showing a state of gangway set up when the dock is lower than the main deck in the working position angle adjusting device for the gangway special for the vehicle to get on and off the ship provided by the embodiment of the present invention;
fig. 5 is a diagram showing a gangway setting state when the dock is higher than the main deck of the gangway angle adjusting device for the special gangway for the vehicle to get on and off the ship provided by the embodiment of the present invention;
fig. 6 is a side view of a support assembly in the device for adjusting the working position angle of the diving board for vehicles to get on and off the ship according to the embodiment of the present invention;
fig. 7 is a side view of a position a of the device for adjusting the working position angle of the diving board for the vehicle to get on and off the ship according to the embodiment of the present invention.
In the figure: 1-main springboard, 2-auxiliary springboard, 3-fixed board, 4-main operation winch, 5-retraction winch, 6-first fixed pulley, 7-second fixed pulley, 8-bracket, 9-oil cylinder, 10-top board, 11-third fixed pulley, 12-fourth fixed pulley, 13-fixed component, 1301-hook, 1302-fixed seat, 1303-fixed ring, 14-pre-starting component, 15-main control room, 16-weather deck, 17-upper deck, 18-main deck, 19-dock and 20-protective fence.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
The specific embodiment is as follows:
as shown in fig. 1 to 7, in the embodiment of the present invention, an operating position angle adjusting device for a vehicle-mounted/dismounted dedicated gangway for a ship comprises a main gangway 1, an auxiliary gangway 2, and an angle adjusting mechanism; it should be noted that a weather deck 16, an upper deck 17 and a main deck 18 are sequentially arranged from top to bottom on the side of the ship close to the quay 19, that is, the weather deck 16 of the ship is located above the upper deck 17, and the upper deck 17 is located above the main deck 18.
One end of the main springboard 1 is hinged to a main deck 18 of a ship, the other end of the main springboard 1 is hinged to one end of the auxiliary springboard 2 through a joint bearing, the joint bearing is fixedly arranged on one side, far away from the ship deck, of the main springboard 1, a fixed point of the joint bearing is located at a central position between an end point, close to one end of the auxiliary springboard 2, of the main springboard 1 and a central point of the main springboard 1, the other end of the auxiliary springboard 2 is hinged to a fixed plate 3, and as shown in fig. 2, in an initial state, one surface of the hinged end of the fixed plate 3 and the auxiliary springboard 2 is attached to the bottom surface of the auxiliary springboard 2; as shown in fig. 4 and 5, when the auxiliary ramp 2 is lapped on the quay 19 along with the operation of the main operating winch 4 and the winch, the fixing plate 3 is rotated along the hinge point under the dual force applied to the fixing plate 3 by the contact surface of the auxiliary ramp 2 and the quay 19, and the bottom surface of the fixing plate 3 is abutted against the quay 19, so that the lapping of the ramp between the deck and the quay 19 is realized. The middle of the top surface of the fixed plate 3 is provided with a triangular protrusion, and one end of the auxiliary springboard 2, which is far away from the main springboard 1, is hinged to the triangular protrusion.
As shown in fig. 2 to 5, the angle adjusting mechanism includes a main operating winch 4, a retracting winch 5 and a supporting assembly; the main operation winch 4 is fixedly installed on a weather deck 16 of a ship, a first fixed pulley 6 is arranged on one side, close to the ship deck, of the main springboard 1, the first fixed pulley 6 is located at one end, connected with the auxiliary springboard 2, of the main springboard 1, a support 8 for fixing a second fixed pulley 7 is further arranged on the weather deck 16, the second fixed pulley 7 is arranged at the top end of the support 8, the support 8 is located between the main springboard 1 and the main operation winch 4, and a steel wire rope at the output end of the main operation winch 4 penetrates through the second fixed pulley 7 and is wound on the first fixed pulley 6; the winding and unwinding winch 5 is fixedly installed in the middle of two sides of the main springboard 1, a third fixed pulley 11 is arranged in the middle of the auxiliary springboard 2, a fourth fixed pulley 12 is arranged at the top of one end, close to the auxiliary springboard 2, of the main springboard 1, and a steel wire rope at the output end of the winding and unwinding winch 5 penetrates through the fourth fixed pulley 12 and is wound on the third fixed pulley 11.
As shown in fig. 6, the supporting assembly includes an oil cylinder 9 and a top plate 10, the oil cylinder 9 is fixed to the top of the main diving board 1 near one end of the secondary diving board 2, an output port of the oil cylinder 9 faces the side of the main diving board 1 far from the ship deck, an output end of the oil cylinder 9 is fixedly connected to one end of the top plate 10, the other end of the top plate 10 is hinged to the main diving board 1, a distance from a hinge point of the top plate 10 and the main diving board 1 to a top end of the main diving board 1 near one side of the secondary diving board 2 is smaller than a distance from a hinge point of the secondary diving board 2 and the main diving board 1 to a top end of the main diving board 1 near one side of the secondary diving board 2, and a length of the top plate 10 is smaller than a distance from the joint bearing to a top end of the main diving board 1 near one side of the secondary diving board 2.
The bottom of the support 8 is provided with a main control room 15 for controlling the winch and the supporting component, in the implementation mode, the main operation winch 4, the retracting winch 5 and the supporting component are controlled and adjusted through a control system of the main control room 15, the control system in the main control room 15 adopts a self-adaptive wave dynamic compensation hydraulic winch and a complete set of control system in the prior art, so that the problems that when a ship crane for the ship hoists the cargoes in a marine working condition, the hoisting ship and the receiving ship are in a complex fluctuation state due to fluctuation of sea waves, the cargoes cannot be stably loaded and unloaded due to complex relative motion of the ship shore, the cargoes are damaged due to impact and collision, and the hoisting speed of the crane is automatically adjusted along with fluctuation of the waves, so that the hoisting problem caused by the waves is successfully avoided.
Further, as shown in fig. 4 and 5, in order to ensure that personnel or cars can conveniently and safely enter or drive into a ship during ferry, guard rails 20 are arranged on both sides of the main springboard 1. The two guard rails 20 are arranged in parallel, the bottoms of the two guard rails 20 are hinged to the main springboard 1, the guard rails 20 can rotate 90 degrees along the side where the two guard rails 20 are close to each other, when the springboard is in a wharf 19 state, the guard rails 20 are rotated outwards to a state where the guard rails 20 are perpendicular to the main springboard 1 to play a role in protection, and when the springboard is in a storage state, the guard rails 20 are rotated inwards to a state where the guard rails 20 are horizontal to the main springboard 1 to reduce the occupied space.
Further, as shown in fig. 7, fixing assemblies 13 are disposed at the edges of the weather deck 16 and the upper deck 17, each fixing assembly 13 includes a fixing base 1302 and a hook 1301 hinged to the fixing base 1302, and a fixing ring 1303 is disposed at a corresponding position of the side of the main springboard 1 facing the ship, and the fixing ring 1303 is matched with the fixing assembly 13. The fixing ring 1303 is hooked by the hook 1301, so that the springboard in the storage state is fixed.
Further, the edge of the upper deck 17 is provided with a pre-starting assembly 14, the pre-starting assembly 14 is an oil cylinder or an electric push rod, the pre-starting assembly 14 is connected with a manual pump, the output end of the pre-starting assembly 14 faces the direction in which the main springboard 1 is arranged, the pre-starting assembly 14 is operated by the manual pump to push the main springboard 1 away to a certain angle, the pre-starting assembly 14 is used for generating outward thrust on the springboard in a storage state when the springboard is started, and the main springboard 1 is conveniently adjusted by the main operation winch 4.
Furthermore, a plurality of lifting lug plates are arranged on two sides of the main springboard 1 and the auxiliary springboard 2, wherein the lifting lug plates are not shown in the drawing, and when the device self-adjusting system fails, the lifting lug plates are connected through a sling by an external wharf crane, so that the angle adjustment of the springboards is realized.
The utility model discloses a theory of operation is:
during initial state, as shown in fig. 2, one side that main springboard 1 is close to the boats and ships deck is laminated with the outer edge of boats and ships deck mutually to catch on through couple 1301 solid fixed ring 1303 plays fixed effect to the springboard of state of accomodating, under the effect of gravity, vice springboard 2 with one side that main springboard 1 keeps away from the boats and ships deck is laminated mutually, fixed plate 3 with the bottom surface of vice springboard 2 of the one side laminating of vice springboard 2 hinged end, supporting component's hydro-cylinder 9 output is the shrink state, and roof 10 laminates with the surface of main springboard 1 mutually.
When the jumping stand is in an opening state, as shown in fig. 3, the pre-starting assembly 14 is operated through a manual pump to push the main springboard 1 away to a certain angle, and the steel wire rope is adaptively extended and contracted through the main operation winch 4, so that the heights of the main springboard 1 and the auxiliary springboard 2 are adjusted; the angle between the main springboard 1 and the auxiliary springboard 2 is adjusted by self-adaptively stretching and retracting the steel wire rope through the winch 5, so that the auxiliary springboard 2 is lapped on the wharf 19, and the bottom surface of the fixed plate 3 is abutted against the wharf 19.
When the wharf 19 is lower than the main deck 18, in a gangway setting state, as shown in fig. 4, the auxiliary gangway 2 is flush with the surface of the main gangway 1 after being unfolded, the winch 5 is retracted to enable the upper surface of the auxiliary gangway 2 to abut against the top plate 10 of the supporting component, the fixed plate 3 is enabled to rotate along a hinge point under the action of double force of the contact surface of the auxiliary gangway 2 and the wharf 19, the bottom surface of the fixed plate 3 abuts against the wharf 19, the connecting end of the top plate 10 is squeezed by controlling the stretching of the oil cylinder 9 in the supporting component, the top plate 10 is further tightly attached to the outer surface of the auxiliary gangway 2, and therefore the whole structure is reinforced, and the included angle between the top plate 10 and the main gangway 1 is 0 degree. After the springboard is fixed, the guard rails 20 on the two sides of the main springboard 1 are rotated outwards to a state that the guard rails 20 are perpendicular to the main springboard 1, so that the protection effect is achieved.
When the wharf 19 is higher than the main deck 18 and the gangway is in the gangway setting state, as shown in fig. 5, the operation is consistent with that in the gangway setting state when the wharf 19 is lower than the main deck 18, the connecting end of the top plate 10 is extruded by controlling the stretching of the oil cylinder 9 in the supporting component, so that the top plate 10 is further tightly attached to the outer surface of the auxiliary gangway 2, thereby reinforcing the whole structure, in this state, the included angle between the top plate 10 and the main gangway 1 is between 0 and 15 degrees, the connecting point between the main gangway 1 and the auxiliary gangway 2, the oil cylinder 9, the fixed end of the oil cylinder 9 and the top plate 10 form a triangular solid state, and the gangway is fixed by the interaction of the pulling force of the winch 5 on the auxiliary gangway 2, the downward acting force of the top plate 10 on the auxiliary gangway 2 and the upward supporting force of the wharf 10 on the auxiliary gangway 2, so that the stability and the bearing capacity of the gangway are improved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. A working position angle adjusting device of a special springboard for vehicles to get on and off ships is characterized in that,
comprises a main springboard, an auxiliary springboard and an angle adjusting mechanism;
one end of the main springboard is hinged to a main deck of a ship, the other end of the main springboard is hinged to one end of the auxiliary springboard through a joint bearing, and the other end of the auxiliary springboard is hinged to a fixing plate;
the angle adjusting mechanism comprises a main operation winch, a retracting winch and a supporting assembly; the main operation winch is fixedly arranged on a weather deck of a ship, a first fixed pulley is arranged on one side, close to the ship deck, of the main springboard, a support for fixing a second fixed pulley is further arranged on the weather deck, and a steel wire rope at the output end of the main operation winch penetrates through the second fixed pulley and is wound on the first fixed pulley; the winding and unwinding winch is fixedly arranged in the middle of two sides of the main springboard, a third fixed pulley is arranged in the middle of the auxiliary springboard, a fourth fixed pulley is arranged at the top of one end, close to the auxiliary springboard, of the main springboard, and a steel wire rope at the output end of the winding and unwinding winch penetrates through the fourth fixed pulley and is wound on the third fixed pulley; the supporting assembly comprises an oil cylinder and a top plate, the oil cylinder is fixed to the top of one end, close to the auxiliary springboard, of the main springboard, the output end of the oil cylinder is fixedly connected with one end of the top plate, and the other end of the top plate is hinged to the main springboard.
2. The device for adjusting an operating position angle of a diving board for vehicles and ships according to claim 1, wherein a weather deck on a ship is located above an upper deck, and the upper deck is located above the main deck.
3. The device for adjusting the working position angle of the ramp for vehicles, ships and other vehicles according to claim 1, wherein the main ramp is provided with guard rails on both sides thereof, the two guard rails are arranged in parallel, and the bottoms of the two guard rails are hinged to the main ramp.
4. The device for adjusting the working position angle of the diving board special for vehicles to get on or off the ship according to claim 3, wherein the fixing components are arranged at the edges of the weather deck and the upper deck, each fixing component comprises a fixing seat and a hook hinged with the fixing seat, and a fixing ring is arranged at the corresponding position of the main diving board facing the ship, and the fixing ring is matched with the fixing component.
5. The working position angle adjusting device of the springboard special for vehicles to get on and off ships as claimed in claim 4, wherein a pre-starting assembly is further arranged at the edge of the upper deck, and the pre-starting assembly is used for generating outward thrust on the springboard in a storage state when being started.
6. The working position angle adjusting device of the vehicle-mounted ship-mounted dedicated springboard as claimed in claim 5, wherein a plurality of lifting lugs are arranged on both sides of the main springboard and the auxiliary springboard, and the lifting lugs are used for connecting an external wharf crane.
7. The working position angle adjusting device of the vehicle-dedicated diving board for loading and unloading ships according to claim 6, wherein the bottom of the bracket is provided with a main control room for controlling the winch and the supporting assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023245864.XU CN213921406U (en) | 2020-12-29 | 2020-12-29 | Working position angle adjusting device of special springboard for loading and unloading ships on vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023245864.XU CN213921406U (en) | 2020-12-29 | 2020-12-29 | Working position angle adjusting device of special springboard for loading and unloading ships on vehicle |
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| CN213921406U true CN213921406U (en) | 2021-08-10 |
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|---|---|---|---|
| CN202023245864.XU Active CN213921406U (en) | 2020-12-29 | 2020-12-29 | Working position angle adjusting device of special springboard for loading and unloading ships on vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113772023A (en) * | 2021-09-28 | 2021-12-10 | 广船国际有限公司 | Springboard device and passenger roller boat |
| CN114104205A (en) * | 2021-12-01 | 2022-03-01 | 中国船舶工业集团公司第七0八研究所 | Marine three-section folding vehicle springboard structure |
| CN114228916A (en) * | 2021-12-21 | 2022-03-25 | 上海科得威船舶技术工程有限公司 | Marine stern springboard traction system and unfolding method thereof |
| CN115042926A (en) * | 2022-05-31 | 2022-09-13 | 中国人民解放军陆军工程大学 | Lap joint springboard with elastic sliding block support |
| CN115503891A (en) * | 2022-09-30 | 2022-12-23 | 广东广船国际海洋科技研究院有限公司 | Conveyor and breed worker's ship |
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2020
- 2020-12-29 CN CN202023245864.XU patent/CN213921406U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113772023A (en) * | 2021-09-28 | 2021-12-10 | 广船国际有限公司 | Springboard device and passenger roller boat |
| CN114104205A (en) * | 2021-12-01 | 2022-03-01 | 中国船舶工业集团公司第七0八研究所 | Marine three-section folding vehicle springboard structure |
| CN114228916A (en) * | 2021-12-21 | 2022-03-25 | 上海科得威船舶技术工程有限公司 | Marine stern springboard traction system and unfolding method thereof |
| CN115042926A (en) * | 2022-05-31 | 2022-09-13 | 中国人民解放军陆军工程大学 | Lap joint springboard with elastic sliding block support |
| CN115042926B (en) * | 2022-05-31 | 2023-12-29 | 中国人民解放军陆军工程大学 | Overlap joint gangplank with elastic sliding block support |
| CN115503891A (en) * | 2022-09-30 | 2022-12-23 | 广东广船国际海洋科技研究院有限公司 | Conveyor and breed worker's ship |
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