CN111252198A - Marine gangway ladder device and gangway ladder spatial position adjusting method - Google Patents
Marine gangway ladder device and gangway ladder spatial position adjusting method Download PDFInfo
- Publication number
- CN111252198A CN111252198A CN202010211215.3A CN202010211215A CN111252198A CN 111252198 A CN111252198 A CN 111252198A CN 202010211215 A CN202010211215 A CN 202010211215A CN 111252198 A CN111252198 A CN 111252198A
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- Prior art keywords
- gangway
- ramp
- gangway ladder
- marine
- ladder
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
- B63B27/16—Arrangement of ship-based loading or unloading equipment for cargo or passengers of lifts or hoists
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
- B63B27/14—Arrangement of ship-based loading or unloading equipment for cargo or passengers of ramps, gangways or outboard ladders ; Pilot lifts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
- B63B27/30—Arrangement of ship-based loading or unloading equipment for transfer at sea between ships or between ships and off-shore structures
Abstract
The invention relates to a marine gangway ladder device and a spatial position adjusting method of the gangway ladder, wherein the marine gangway ladder device comprises a gangway ladder, a vertical gangway ladder guide rail and an adjusting assembly, wherein the vertical gangway ladder guide rail comprises a supporting body and a gangway ladder rail, wherein the gangway ladder rail is arranged on the supporting body, wherein the supporting body is provided with a high end part and a low end part, the gangway ladder rail is arranged between the high end part and the low end part, the adjusting assembly comprises a lifting unit and an adjusting unit, the adjusting unit comprises a rotating mechanism and a pitching mechanism, the gangway ladder is arranged on the gangway ladder rail in a lifting way, the gangway ladder is rotatably arranged on the rotating mechanism in the horizontal direction, and the gangway ladder is rotatably arranged on the rotating mechanism in the vertical direction.
Description
Technical Field
The invention relates to the field of marine equipment, in particular to a marine gangway ladder device and a gangway ladder spatial position adjusting method.
Background
At present, due to the environmental pollution problem after the use of fossil fuel, the global resource is in short supply, and all countries in the world are looking for new energy and hope to utilize the new energy. Wind energy formed at sea is formed by nature and is an environment-friendly and inexhaustible natural energy, so that wind generating sets are built at sea in many countries close to the sea. Since the wind turbine is located in the offshore environment, the influence of seawater and sea wind on the functions of the wind turbine generator is more serious with the passage of time, and therefore, the maintenance of the wind turbine generator is essential.
Since the wind turbine generator set is built on the sea and at a predetermined height from the sea level, it is usually necessary to lift workers to the position of the corresponding wind turbine generator by means of a ship and a gangway to perform maintenance on the wind turbine generator set. The ship plays a role of supporting the gangway ladder, and the gangway ladder is used for lifting the staff to the sea level corresponding to the wind driven generator. However, when the ship is stopped at sea, the sea waves continuously impact the ship, so that the gangway is continuously shaken, which is very dangerous for workers. In addition, when the gangway ladder and the platform of the wind generating set are level, the clearance and the height difference between the gangway ladder and the platform can be changed continuously due to the impact of sea wind and sea waves on the ship, and if the clearance and the height difference between the gangway ladder and the platform are not adjusted in time, certain threat can be formed to the personal safety of workers.
In addition, the staff usually reaches the platform of the wind generating set by climbing, which will inevitably cause great physical burden to the staff.
Disclosure of Invention
An object of the present invention is to provide a marine ramp device and a ramp spatial position adjustment method, wherein the marine ramp device can be used to adjust the relative position between a ramp and a platform of a wind turbine generator set.
Another object of the present invention is to provide a gangway device for a ship and a method for adjusting a spatial position of the gangway, wherein the gangway device for a ship can adjust the spatial position of the gangway according to a swaying range of the ship, thereby facilitating a worker to reach a platform of the wind turbine generator through the gangway.
Another object of the present invention is to provide a gangway device for a ship and a spatial position adjustment method of the gangway, wherein the gangway device can make the gangway move in three dimensions of extension, retraction, pitching and rotation, thereby facilitating the adjustment of the gangway to a platform suitable for a worker to reach the wind power generator through the gangway.
To achieve at least one of the above objects, the present invention provides a gangway device for a ship, including:
a gangway ladder;
a vertical ramp rail, wherein the vertical ramp rail comprises a support body and a ramp rail, wherein the ramp rail is disposed on the support body, wherein the support body has a high end and a low end, wherein the ramp rail is disposed between the high end and the low end;
an adjustment assembly, wherein the adjustment assembly comprises:
a lifting unit, wherein the gangway ladder is arranged on the gangway ladder rail in a lifting way; and
an adjustment unit, wherein the adjustment unit comprises:
a swing mechanism, wherein the gangway ladder is rotatably arranged on the swing mechanism in the horizontal direction; and
a pitching mechanism, wherein the gangway ladder is rotatably arranged on the slewing mechanism in the vertical direction.
According to an embodiment of the present invention, the lifting unit includes a gangway traction mechanism, a steel frame slider, and a traction wire, the gangway is connected to the gangway traction mechanism through the traction wire, the gangway is slidably disposed on the gangway rail through the steel frame slider, and the gangway traction mechanism is disposed on the support body.
According to an embodiment of the present invention, the marine gangway device includes an elevator traction mechanism, an elevator traction wire rope, a car structure, and a counterweight, the elevator traction mechanism is mounted to the high end portion of the support body, the car structure is connected to the elevator traction mechanism through the elevator traction wire rope, and the counterweight is connected to the car structure through the elevator traction wire rope.
According to an embodiment of the present invention, the support body is formed with a hollow structure therein, and an outlet is provided at a predetermined height from a side where the gangway is installed, wherein the car structure is liftably provided inside the support body.
According to an embodiment of the present invention, the lifting assembly includes a gangway traction mechanism, a steel frame slider, and a traction wire, the gangway traction mechanism is mounted on the top of the vertical gangway rail, the gangway is connected to the gangway traction mechanism through the traction wire, and the gangway is slidably disposed on the gangway rail through the steel frame slider.
According to an embodiment of the invention, the lifting assembly comprises a height sensor for detecting the height of the gangway relative to the support body, wherein the marine gangway arrangement comprises a first control assembly, wherein the height sensor is electrically connected to the height sensor, wherein the gangway hoisting mechanism of the lifting unit is controllably connected to the first control assembly.
According to an embodiment of the invention, the marine ramp arrangement comprises a second control assembly, wherein the elevator hoisting mechanism is controllably connected to the second control assembly.
According to an embodiment of the invention, the gangway traction mechanism and the elevator traction mechanism are respectively implemented to comprise a motor, a control cabinet and a speed limiter.
To achieve at least one of the above objects, the present invention provides a space position adjusting method for a gangway, wherein the space position adjusting method for a gangway comprises the steps of:
lifting the gangway ladder to an outlet corresponding to the support body; and
and adjusting the space position of the gangway ladder through the gangway ladder adjusting assembly so that the gangway ladder is lapped on the platform.
According to an embodiment of the present invention, adjusting the spatial position of the gangway comprises the steps of:
rotating the gangway ladder through the slewing mechanism to adjust the position of the gangway ladder in the horizontal plane direction; and
and rotating the gangway ladder in the vertical direction through the pitching mechanism so as to adjust the position of the gangway ladder in the vertical direction.
Drawings
Fig. 1 shows a schematic structural view of a marine gangway arrangement according to the present invention.
FIG. 2 is a side view showing another angle of the marine ramp device of the present invention
Fig. 3 is a schematic structural view showing a gangway and an adjusting unit in the marine gangway device according to the present invention.
Fig. 4 shows a schematic view of the marine ramp device according to the invention in one state.
Fig. 5 shows a schematic view of the marine ramp device according to the invention in another state.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and thus the above terms are not to be construed as limiting the present invention.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
Referring to fig. 1 to 5, a marine ramp device according to a preferred embodiment of the present invention, which can be installed in a ship to facilitate a worker to reach a platform 800 of a wind turbine generator system, will be described in detail below.
Specifically, the marine gangway device 100 comprises a vertical gangway rail 10, a gangway 20 and a gangway adjusting assembly 30, wherein the gangway 20 is arranged on the vertical gangway rail 10 by the gangway adjusting assembly 30 in a space position adjustable manner.
Specifically, in the present invention, the vertical ramp guide 10 comprises a support body 11 and a ramp rail 12, wherein the support body 11 has a low end 111 and a high end 112. The ramp rail 12 is disposed between the low end 111 and the high end 112. The lower end 111 of the support body 11 may be provided to the cabin deck and the cabin floor of the ship by large bolts or by welding.
The ramp adjustment assembly 30 includes a lifting unit 31, wherein the ramp 20 is liftably mounted to the ramp rail 12 by the lifting unit 31 such that the ramp 20 is movable between the low end 111 and the high end 112 by the ramp adjustment assembly 30.
The lifting unit 31 includes a gangway traction mechanism 311, a steel frame slider 312 and a traction cable 313. The ramp traction mechanism 311 is attached to the top of the vertical ramp guide 10, and preferably, to the high end 111 of the support body 11. The gangway 20 is connected to the gangway hoisting mechanism 311 by the hoisting wire rope 313. The gangway 20 is slidably provided to the gangway rail 12 by the steel frame slider 312. When the sea level height of the gangway ladder 20 needs to be adjusted, the gangway ladder traction mechanism 311 of the lifting unit 31 is controlled to pull or lower the traction wire rope 313 through the traction wire rope 313, so that the gangway ladder 20 can slide up and down on the gangway rail 12 through the steel frame slide block 312, and the height of the gangway ladder 20 in the vertical direction can be adjusted.
Those skilled in the art will appreciate that the ladder hoist mechanism 311 includes, but is not limited to, a hoist motor, control cabinet, governor, etc.
Preferably, the lifting unit 31 includes a wire protecting box 314, wherein the wire protecting box 314 is installed around the traction wire rope 313 to protect the traction wire rope 313. The wire protection case 314 is fixed to the support body 11.
Further, the lifting unit 31 further comprises a height sensor 315, specifically a level sensor, wherein the height sensor 315 is configured to detect a height of the gangway 20 relative to the support 11. Preferably, the level sensor 315 is disposed on the ramp 20 to detect the height of the ramp 20 relative to the low end 111 of the support 11.
In addition, a roller 316 is disposed in the steel frame sliding block 312, so that the steel frame sliding block 312 can slide on the ramp rail 12 through the roller 316.
Further, the ramp adjusting assembly 30 further comprises an adjusting unit 32, wherein the adjusting unit 32 comprises a rotating mechanism 321. The gangway ladder 20 is rotatably mounted on the swing mechanism 321, wherein the gangway ladder 20 is relatively fixed on the steel frame slide block 312 through the swing mechanism 321. It is worth mentioning that the gangway ladder 20 can rotate on the horizontal plane when rotated by the rotation mechanism 321. That is, in the present invention, when the gangway 20 is rotated by the turning mechanism 20, the relative position of the gangway 20 in the horizontal plane can be adjusted. The ship can sway after being impacted by sea wind and sea waves on the sea surface, and the rolling of the ship can be compensated through the rotation of the gangway ladder 20.
The ramp adjustment assembly 30 further includes a pitch mechanism 322, wherein the ramp 20 is relatively fixed to the steel frame slide 312 by the pitch mechanism 322. The gangway 20 can pitch up and down in the vertical direction through the steel frame sliding blocks 312, so that the surging motion of the ship is compensated. Preferably, the pitch mechanism 322 is implemented as an electric cylinder.
The marine ramp device 100 further includes a lifter assembly 40, and the lifter 40 is liftably provided to the support body 11 so as to be movable back and forth between the high end portion 111 and the low end portion 112 of the support body 11 so as to be movable to the same height as the ramp 20. It will be appreciated that the elevator assembly 40 can be used to lift cargo or personnel to a predetermined height.
In other words, in the invention, when the staff reaches the platform of the wind generating set, the staff is not required to climb.
Specifically, the elevator hoist assembly 40 includes an elevator traction mechanism 41, elevator traction ropes 42, a car structure 43, and a counterweight 44. The elevator hoisting mechanism 41 is attached to the high end portion 111 of the support body 11. The car structure 43 is connected to the elevator hoisting mechanism 41 by the elevator hoisting rope 42. The counterweight 44 is connected to the car structure 43 via the elevator hoisting rope 42, and thus performs a balancing function.
The elevator machine 41 includes, but is not limited to, a machine, control cabinet, governor, etc. The car structure 43 includes an elevator leveling sensor, a brake mechanism, and the like.
Preferably, in the present invention, the supporting body 11 is implemented as a hollow structure, and an outlet 1101 is provided at a predetermined height interval on one side of the supporting body 11, wherein the elevator shaft assembly 40 is provided in the hollow interior of the supporting body 11.
Thus, in the present invention, a worker can be lifted to a predetermined height by the elevator hoist assembly 40. When the car structure 43 of the elevator lifting assembly 40 is lifted to a corresponding height, if there is a positional deviation between the corresponding outlet 1101 and the platform of the wind turbine generator set when the car structure 43 is stopped, the corresponding deviation can be compensated by the marine ramp device 100. Specifically, the height of the gangway 20 can be adjusted by the lifting unit 31, and the height of the gangway 20 can be adapted to the platform of the wind turbine generator system through the gangway 20 after the staff passes through the exit 1101. Next, the swing mechanism 321 and the pitch mechanism 322 can compensate for deviations caused by the rolling and pitching motions of the ship, respectively, so that the gangway 20 is lapped on the platform.
Further, the marine ramp device 100 further comprises a first control unit 50, wherein the ramp traction mechanism 311 and the adjustment unit 32 are controllably connected to the first control unit 50, so that the operator can control the spatial position at which the ramp traction mechanism 311 stops by operating the first control unit 50.
The marine ramp 100 further includes a second control assembly 60, wherein the elevator traction mechanism 41 is electrically connected to the second control assembly 60 so that the operator can control the spatial position at which the car structure 43 stops by operating the second control assembly 60.
The first control assembly 50 and the second control assembly 60 each include, but are not limited to, a limit switch and signal wires.
According to another aspect of the present invention, there is provided a ramp spatial position adjustment method according to another aspect of the present invention, wherein the ramp spatial position adjustment method includes the steps of:
lifting the gangway 20 to an outlet 1101 corresponding to the support body 11; and
the spatial position of the gangway 20 is adjusted by the gangway adjusting assembly 30 so that the gangway 20 is lapped on the platform.
Specifically, adjusting the spatial position of the gangway 20 includes the steps of:
the gangway ladder 20 is rotated by the swing mechanism 321 to adjust the position of the gangway ladder 20 in the horizontal plane direction.
Further, adjusting the spatial position of the gangway 20 includes the steps of:
by the pitch mechanism 322, the gangway 20 is rotated in the vertical direction to adjust the position of the gangway 20 in the vertical direction.
It will be appreciated by persons skilled in the art that the embodiments of the invention described above and shown in the drawings are given by way of example only and are not limiting of the invention. The objects of the invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the examples, the embodiments of the present invention being implemented without departing from said principles.
Claims (10)
1. Marine gangway device, its characterized in that, it includes:
a gangway ladder;
a vertical ramp rail, wherein the vertical ramp rail comprises a support body and a ramp rail, wherein the ramp rail is disposed on the support body, wherein the support body has a high end and a low end, wherein the ramp rail is disposed between the high end and the low end;
an adjustment assembly, wherein the adjustment assembly comprises:
a lifting unit, wherein the gangway ladder is arranged on the gangway ladder rail in a lifting way; and
an adjustment unit, wherein the adjustment unit comprises:
a swing mechanism, wherein the gangway ladder is rotatably arranged on the swing mechanism in the horizontal direction; and
a pitching mechanism, wherein the gangway ladder is rotatably arranged on the slewing mechanism in the vertical direction.
2. The marine gangway device according to claim 1, wherein the lifting unit comprises a gangway traction mechanism, a steel frame slider, and a traction wire, the gangway is connected to the gangway traction mechanism through the traction wire, the gangway is slidably provided to the gangway rail through the steel frame slider, wherein the gangway traction mechanism is provided to the support body.
3. The marine gangway set according to claim 1 or 2, wherein the marine gangway set comprises an elevator traction mechanism mounted to the high end portion of the support body, an elevator traction wire rope, a car structure connected to the elevator traction mechanism through the elevator traction wire rope, and a counterweight connected to the car structure through the elevator traction wire rope.
4. The ship ramp device as claimed in claim 3, wherein the support body is formed with a hollow structure inside thereof, and an outlet is provided at a predetermined height apart from a side where the ramp is installed, wherein the cage structure is liftably provided inside the support body.
5. The marine ramp set of claim 3, wherein the lift assembly comprises a ramp traction mechanism mounted on top of the vertical ramp rails, a steel frame slide block by which the ramp is connected to the ramp traction mechanism, and a traction cable by which the ramp is slidably disposed on the ramp rails.
6. The marine ramp set as in claim 5, wherein the lifting assembly comprises a height sensor for detecting the height of the ramp relative to the support body, wherein the marine ramp set comprises a first control assembly, wherein the height sensor is electrically connected to the height sensor, wherein the ramp hoisting mechanism of the lifting unit is controllably connected to the first control assembly.
7. The marine ramp package as recited in claim 6, wherein the marine ramp package includes a second control assembly, wherein the elevator traction mechanism is controllably connected to the second control assembly.
8. The marine ramp set of claim 5, wherein the ramp traction mechanism and the elevator traction mechanism are each implemented to include a motor, control cabinet, speed limiter.
9. A accommodation ladder spatial position adjusting method is characterized by comprising the following steps:
lifting the gangway ladder to an outlet corresponding to the support body; and
and adjusting the space position of the gangway ladder through the gangway ladder adjusting assembly so that the gangway ladder is lapped on the platform.
10. The gangway space position adjusting method according to claim 9, wherein the step of adjusting the space position of the gangway comprises the steps of:
rotating the gangway ladder through the slewing mechanism to adjust the position of the gangway ladder in the horizontal plane direction; and
and rotating the gangway ladder in the vertical direction through the pitching mechanism so as to adjust the position of the gangway ladder in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010211215.3A CN111252198A (en) | 2020-03-24 | 2020-03-24 | Marine gangway ladder device and gangway ladder spatial position adjusting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010211215.3A CN111252198A (en) | 2020-03-24 | 2020-03-24 | Marine gangway ladder device and gangway ladder spatial position adjusting method |
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| Publication Number | Publication Date |
|---|---|
| CN111252198A true CN111252198A (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010211215.3A Pending CN111252198A (en) | 2020-03-24 | 2020-03-24 | Marine gangway ladder device and gangway ladder spatial position adjusting method |
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| CN (1) | CN111252198A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114802606A (en) * | 2022-03-18 | 2022-07-29 | 中国长江三峡集团有限公司 | Movable boarding ladder stand device and method suitable for large-water-level variable-amplitude wharf |
| CN115214849A (en) * | 2022-06-13 | 2022-10-21 | 南通鹏瑞海工科技有限公司 | Marine transfer gangway ladder of initiative wave compensation |
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| CN212243715U (en) * | 2020-03-24 | 2020-12-29 | 上海雄程海洋工程股份有限公司 | Marine gangway ladder device |
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| CN114802606A (en) * | 2022-03-18 | 2022-07-29 | 中国长江三峡集团有限公司 | Movable boarding ladder stand device and method suitable for large-water-level variable-amplitude wharf |
| CN115214849A (en) * | 2022-06-13 | 2022-10-21 | 南通鹏瑞海工科技有限公司 | Marine transfer gangway ladder of initiative wave compensation |
| CN115214849B (en) * | 2022-06-13 | 2024-03-01 | 南通鹏瑞海工科技有限公司 | Active wave compensation offshore transfer gangway ladder |
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