CN116692697B - Hoisting device for ship maintenance - Google Patents

Hoisting device for ship maintenance Download PDF

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Publication number
CN116692697B
CN116692697B CN202310986709.2A CN202310986709A CN116692697B CN 116692697 B CN116692697 B CN 116692697B CN 202310986709 A CN202310986709 A CN 202310986709A CN 116692697 B CN116692697 B CN 116692697B
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CN
China
Prior art keywords
sliding
fixedly connected
supporting
rotating platform
ship
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Active
Application number
CN202310986709.2A
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Chinese (zh)
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CN116692697A (en
Inventor
古连文
李加登
古连峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rizhao Hengyuan Marine Engineering Co ltd
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Rizhao Hengyuan Marine Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Rizhao Hengyuan Marine Engineering Co ltd filed Critical Rizhao Hengyuan Marine Engineering Co ltd
Priority to CN202310986709.2A priority Critical patent/CN116692697B/en
Publication of CN116692697A publication Critical patent/CN116692697A/en
Application granted granted Critical
Publication of CN116692697B publication Critical patent/CN116692697B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/16—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B81/00—Repairing or maintaining vessels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/12—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices
    • B66C13/14—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices to load-engaging elements or motors associated therewith
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/08—Runners; Runner bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/10—Undercarriages or bogies, e.g. end carriages, end bogies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Jib Cranes (AREA)

Abstract

The invention relates to the technical field of ship hoisting and discloses a hoisting device for ship maintenance, which comprises a supporting table, a travelling mechanism and a hoisting mechanism, wherein an abdication groove is formed in the middle of the supporting table; the hoisting mechanism comprises a triangular support seat fixedly connected with the sliding beam, one side of the triangular support seat, far away from the ground, is rotationally connected with a main shaft, the middle part of the main shaft is fixedly connected with a rotating platform, one side of the rotating platform is provided with a telescopic beam, the extending end of the telescopic beam is fixedly connected with a side plate, the middle part of the side plate is provided with a supporting beam parallel to the telescopic beam, the middle part of the supporting beam is slidably connected with a sliding seat, and one side, close to the rotating platform, of the sliding seat is rotationally connected with the end part of the supporting plate. The lifting device is suitable for ship maintenance, and the supporting plate can be connected into the water body to lift the ship through the telescopic beam arranged in the lifting mechanism, so that the lifting device can lift the ship in any river channel, and the lifting device can move freely through the travelling wheels.

Description

Hoisting device for ship maintenance
Technical Field
The invention relates to the technical field of ship hoisting, in particular to a hoisting device for ship maintenance.
Background
After the ship sails on the sea for a period of time, a large number of barnacles are attached to the bottom of the ship, some metal parts are corroded, and some accessories of the bottom of the ship need to be overhauled, so that the ship needs to be lifted from the water, and the bottom of the ship is subjected to maintenance.
Some large ships can be driven into the dock to lift through the buoyancy of the water body, but for some small-size fishing boats or sailing boats and the like, the cost of driving into the dock is high, usually, the ships are hoisted to carrying devices through river channel fixed hoisting devices beside a maintenance workshop, and the ships are transported to the maintenance workshop for maintenance through the carrying devices, so that the ships need to sail to a fixed position to be hoisted, and a roadway communicated with a sea area needs to be arranged beside the maintenance workshop, and the overall operation limitation is large, so that improvement is needed.
Disclosure of Invention
The invention provides a hoisting device for ship maintenance, which solves the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the lifting device for ship maintenance comprises a supporting table, wherein an abdication groove is formed in the middle of the supporting table, and the lifting device further comprises a travelling mechanism and a lifting mechanism;
the travelling mechanism comprises sliding grooves arranged on two sides of the abdication groove, the sliding grooves are connected with a sliding beam in a sliding manner, the end part of the sliding beam is provided with a fixed beam which moves synchronously with the sliding beam, one side of the fixed beam, which is close to the ground, is provided with a wheel frame, and travelling wheels are rotatably connected on the wheel frame;
the hoisting mechanism comprises a triangular support seat fixedly connected with the sliding beam, one side of the triangular support seat, far away from the ground, is rotationally connected with a main shaft, the middle part of the main shaft is fixedly connected with a rotating platform, one side of the rotating platform is provided with a telescopic beam, the extending end of the telescopic beam is fixedly connected with a side plate, the middle part of the side plate is provided with a supporting beam parallel to the telescopic beam, the middle part of the supporting beam is slidably connected with a sliding seat, and one side, close to the rotating platform, of the sliding seat is rotationally connected with the end part of the supporting plate.
As a preferable technical scheme of the invention, the side plate is fixedly connected with a pull rod, and one side of the rotating platform, which is far away from the telescopic beam, is provided with a traction assembly for driving the pull rod to move towards the rotating platform.
As a preferable technical scheme of the invention, the traction assembly comprises a first mounting frame arranged on a rotating platform, a winding roller is rotatably connected to the middle of the first mounting frame, one end of a traction belt is wound and connected to the outside of the winding roller, the other end of the traction belt is fixedly connected to the middle of a pull rod, a guide roller matched with the traction belt is arranged on the side surface of the rotating platform, and a first driving motor for driving the winding roller to rotate is arranged on the first mounting frame.
As a preferable technical scheme of the invention, one end of the supporting beam, which is close to the rotating platform, is provided with a first limiting plate matched with the sliding seat, and the end part of the side plate is provided with a limiting block matched with the supporting plate.
As a preferable technical scheme of the invention, the sliding beam is rotatably connected with a first jacking device, and the extending end of the first jacking device is rotatably connected with a rotating platform.
As a preferable technical scheme of the invention, the lifting mechanism further comprises a stand column arranged on the side surface of the supporting table, the end part of the stand column is rotatably connected with a rotary beam, the middle part of the rotary beam is slidably connected with a sliding vehicle, and the sliding vehicle is provided with a suspension assembly.
As a preferable technical scheme of the invention, the suspension assembly comprises a second mounting frame fixedly connected with the sliding vehicle, a rotating shaft is rotatably connected to the second mounting frame, a winding wheel is arranged at the end part of the rotating shaft, one end of a lifting rope is wound outside the winding wheel, the other end of the lifting rope is fixedly connected with a suspension plate, and a second driving motor for driving the rotating shaft to rotate is arranged on the second mounting frame.
As a preferable technical scheme of the invention, the end part of the supporting table is provided with a second jacking device, the extension end of the second jacking device is fixedly connected with the middle part of the jacking bracket, and the end part of the jacking bracket is fixedly connected with the sliding beam.
As a preferable technical scheme of the invention, the end part of the sliding beam is fixedly connected with a guide rod, the middle part of the guide rod is slidably connected with a fixed beam, and a buffer spring is arranged between the fixed beam and the sliding beam.
The invention has the following advantages:
the lifting device is suitable for ship maintenance, and the supporting plate can be connected into the water body to lift the ship through the telescopic beam arranged in the lifting mechanism, so that the lifting device can lift the ship in any river channel, and the lifting device can freely move through the travelling wheels, so that the use degree of freedom of the whole device is improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a hoisting device for maintaining a ship.
Fig. 2 is a front view of a hoisting device for maintenance of a vessel.
Fig. 3 is an enlarged partial schematic view of fig. 2 a.
Fig. 4 is a schematic structural view of a traveling mechanism in a hoisting device for ship maintenance.
Fig. 5 is a schematic view of the structure of the hoisting device for maintaining a ship when the telescopic beam is extended.
Fig. 6 is a schematic structural view of a traction assembly in a lifting device for ship maintenance.
Fig. 7 is a schematic structural view of a suspension assembly in a lifting device for marine service.
Fig. 8 is a schematic structural view of the hoisting device for ship maintenance after the rotating platform is folded into the abdication groove.
Fig. 9 is a schematic view showing a structure of a traveling wheel in a hoisting device for maintenance of a ship after the traveling wheel moves downward.
In the figure: 1. a support table; 2. a relief groove; 3. a walking mechanism; 4. a lifting mechanism; 5. a chute; 6. a sliding beam; 7. a fixed beam; 8. wheel frame; 9. a walking wheel; 10. a second jacking device; 11. jacking the bracket; 12. a guide rod; 13. a buffer spring; 14. a second limiting plate; 15. a triangular support seat; 16. a main shaft; 17. rotating the platform; 18. a traction assembly; 19. a telescopic beam; 20. a side plate; 21. a support beam; 22. a sliding seat; 23. a supporting plate; 24. a limiting block; 25. a first limiting plate; 26. a baffle; 27. a first mounting frame; 28. a winding roller; 29. a first driving motor; 30. traction belt; 31. a guide roller; 32. a pull rod; 33. a column; 34. a rotating beam; 35. a slide car; 36. a second mounting frame; 37. a rotating shaft; 38. a second driving motor; 39. a winding wheel; 40. a hanging rope; 41. a suspension plate; 42. a first jacking device; 43. and (5) a suspension assembly.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In one embodiment, referring to fig. 1-9, a hoisting device for maintaining a ship comprises a supporting table 1, for the subsequent description of the direction, the subsequent description of the position relationship is described according to the direction of fig. 2, the supporting table 1 is a front-back oriented flat plate, a yielding groove 2 is arranged in the middle of the supporting table 1, the yielding groove 2 is a U-shaped structure with an open top, and the hoisting device further comprises a travelling mechanism 3 and a hoisting mechanism 4;
the travelling mechanism 3 comprises sliding grooves 5 arranged on the left side and the right side of the yielding groove 2, the middle part of the sliding groove 5 is connected with a front-back oriented sliding beam 6 in a sliding way, so that the sliding beam 6 penetrates through the yielding groove 2, left-right oriented fixed beams 7 are arranged at the front end and the rear end of the sliding beam 6, the fixed beams 7 can move up and down along with the sliding beam 6, wheel frames 8 are arranged on the left side and the right side of the lower surface of the fixed beams 7, travelling wheels 9 are rotationally connected on the wheel frames 8, the whole lifting device is driven to move through the travelling wheels 9, and when the sliding beam 6 moves to the uppermost part of the sliding groove 5, the height of the travelling wheels 9 is higher than the bottommost end of the yielding groove 2, and at the moment, the whole lifting device can fall on the ground through the yielding groove 2, so that the lifting device is more stable when lifting a ship;
the hoisting mechanism 4 comprises a triangular supporting seat 15 fixedly connected with the sliding beam 6, the triangular supporting seat 15 is arranged on the front side and the rear side of the sliding beam 6 in a left-right direction, a front-rear oriented spindle 16 is rotatably connected to the upper end of the triangular supporting seat 15, the middle part of the spindle 16 is fixedly connected with the middle part of a rotating platform 17, telescopic beams 19 are arranged on the front side and the rear side of the left side of the rotating platform 17, the extending ends of the telescopic beams 19 can extend leftwards, the extending ends of the telescopic beams 19 are fixedly connected with the lower ends of side plates 20, the side plates 20 are vertically connected with the telescopic beams 19, the telescopic beams 19 and the rotating platform 17 are arranged in parallel, a supporting beam 21 is arranged in the middle of the right side of the side plates 20, the supporting beam 21 and the telescopic beams 19 are arranged in parallel, and after the telescopic beams 19 are completely contracted, the supporting beam 21 can be arranged above the rotating platform 17, and at the moment, the sliding seat 22 can slide on the upper surface of the rotating platform 17, thereby the sliding seat 22 is supported by the rotating platform 17, the right end of the sliding seat 23 is rotatably connected to the right end of the supporting plate 23 above the right end of the sliding seat 22, and the middle part of the supporting plate 23 is recessed, and the middle part of the supporting plate 23 can face the bottom of the ship.
In one case of this embodiment, the side plate 20 is fixedly connected with a pull rod 32, the pull rod 32 is disposed in a front-back direction, the front end and the rear end of the pull rod 32 are just fixedly connected with the middle of the side plate 20, and the right side of the rotating platform 17 is provided with a traction assembly 18, and the traction assembly 18 can pull the pull rod 32 to move to the right side, that is, pull the side plate 20 to move to the right side, so as to implement the contraction treatment of the telescopic beam 19. The traction assembly 18 comprises a first mounting frame 27 arranged on the lower surface of the rotary platform 17, the middle part of the first mounting frame 27 is rotationally connected with a winding roller 28, the winding roller 28 is connected with the right end of a traction belt 30, the left end of the traction belt 30 is fixedly connected with the middle part of a pull rod 32, a notch is formed in the middle of the right side of the rotary platform 17, the inside of the notch is rotationally connected with a guide roller 31, the guide roller 31 can jack up the middle part of the traction belt 30, so that the winding roller 28 can move rightwards through the stable pull rod 32 of the traction belt 30, a first driving motor 29 is arranged on the front side of the first mounting frame 27, and an output shaft of the first driving motor 29 is fixedly connected with the winding roller 28.
In one case of the present embodiment, a first limiting plate 25 matched with the sliding seat 22 is disposed at one end of the supporting beam 21 near the rotating platform 17, and a limiting block 24 matched with the supporting plate 23 is disposed at an end of the side plate 20. The first limiting plate 25 is arranged at the right end of the supporting beam 21, the limiting block 24 is arranged at the right side of the top end of the side plate 20, the sliding beam 6 is rotatably connected with the first jacking device 42, and the extending end of the first jacking device 42 is rotatably connected with the rotating platform 17. The first jacking device 42 may be a hydraulic cylinder, the bottom of the hydraulic cylinder is rotationally connected with the upper middle part of the right side sliding beam 6, the extending end of the hydraulic cylinder is rotationally connected with the left side of the lower surface of the rotating platform 17, so that the rotating platform 17 can be controlled to rotate around the main shaft 16 through the first jacking device 42, that is, the extending and contracting of the piston rod of the hydraulic cylinder, when the rotating platform 17 rotates anticlockwise, the left side of the lower surface of the rotating platform 17 can fall on the left sliding beam 6, at the moment, the extending end of the telescopic beam 19 extends under the action of gravity, and at the moment, the sliding seat 22 slides leftwards under the action of gravity along the supporting beam 21, so that the supporting plate 23 slides upwards along the side plate 20, after the left end of the supporting plate 23 props against the limiting block 24, at the moment, the supporting plate 23 is in a horizontal state, if the supporting plate 23 does not slide under the action of friction force in use, the left end of the limiting block 24 can be controlled to be pushed against by a person, so that the supporting plate 23 can be placed under the ship more stably, and when the telescopic beam 19 contracts, the rotating platform 17 is placed in a horizontal state, the extending end of the telescopic beam 19, at the moment, the extending end of the telescopic beam 19 slides leftwards along the supporting beam 21 under the action of the supporting beam, at the action of the telescopic beam, and the sliding seat 22 is kept at the right side of the supporting plate, and the supporting plate can be better at the position, and the supporting plate can be supported by the supporting the whole by the supporting plate 1.
In one case of this embodiment, the lifting mechanism 4 further includes a stand column 33 disposed on a side surface of the supporting table 1, the stand column 33 is vertically disposed at a rear end of an upper surface of the supporting table 1, the rear side of the rotating beam 34 is rotatably connected to an upper end of the stand column 33, a front side of the rotating beam 34 is slidably connected to the sliding vehicle 35, and a suspension assembly 43 is disposed on the sliding vehicle 35. The suspension assembly 43 may be a second mounting frame 36 disposed above the sliding vehicle 35, two sides of the rotating shaft 37 are rotatably connected above the second mounting frame 36, winding wheels 39 are disposed at left and right ends of the rotating shaft 37, upper ends of the suspension ropes 40 are wound around the outer portions of the winding wheels 39, lower ends of the suspension ropes 40 are fixedly connected with left and right ends of the upper surface of the suspension plate 41, and a second driving motor 38 is disposed in the middle of the second mounting frame 36, the second driving motor 38 can drive the rotating shaft 37 to rotate, and the second driving motor 38 can adopt a double-out structure, so that the rotating shafts 37 at left and right sides can all rotate stably. The hanging plate 41 is provided with a hook or a fixing structure, after the supporting plate 23 supports the ship, the upper part of the ship can be hung through the hanging plate 41, so that the ship can be kept stable and can not shake left and right when being lifted, and the hanging assembly 43 can also directly hang the ship, so that the ship can be transferred to related maintenance equipment from the lifting device, and the use of the lifting device is more convenient.
In one case of this embodiment, the end portion of the supporting table 1 is provided with a second jacking device 10, the second jacking device 10 may also adopt a hydraulic cylinder, the hydraulic cylinder is vertically disposed at front and rear ends of the lower surface of the supporting table 1, and the extension end of the hydraulic cylinder is fixedly connected with a jacking bracket 11, and the jacking bracket 11 is of an U-shaped structure with an upward opening, so that the second jacking device 10 can stably drive the sliding beams 6 at two sides to move up and down, the jacking bracket 11 is disposed in a left-right direction, and the left and right ends of the jacking bracket 11 are fixedly connected with the sliding beams 6. The guide bar 12 is vertically arranged at the front end and the rear end of the lower surface of the sliding beam 6, the middle part of the guide bar 12 is connected with the fixed beam 7 in a sliding way, the buffer spring 13 is arranged between the fixed beam 7 and the sliding beam 6, the fixed beam 7 moves up and down along with the sliding beam 6 when the sliding beam moves up and down through the extension and contraction of the buffer spring 13, when the travelling wheel 9 is supported, the buffer spring 13 is in a compressed state, the vibration of the travelling wheel 9 can be counteracted by the deformation of the buffer spring 13, so that the whole device is more stable when moving, and in order to avoid the separation of the fixed beam 7 and the guide bar 12, the second limiting plate 14 is arranged at the lower end of the guide bar 12.
In the implementation process, the traction hook is arranged at the end part of the supporting table 1, the second jacking device 10 is started, the extending end of the second jacking device 10 extends downwards, the travelling wheel 9 moves downwards, the whole lifting device is lifted, the whole lifting device is moved to the roadside on the right side of a river channel through a traction vehicle, the second jacking device 10 is reversely started at this time, the travelling wheel 9 moves upwards relative to the supporting table 1, the yielding groove 2 in the middle part of the supporting table 1 falls on the ground, and for structural stability, auxiliary supporting devices can be arranged at the left side and the right side of the yielding groove 2, and after the lifting device is stopped, the lifting treatment of a ship is prepared.
The first jacking device 42 is started, the extension end of the first jacking device 42 is contracted, at this time, the rotating platform 17 is rotated counterclockwise, the rotation is stopped after the lower surface of the rotating platform 17 falls above the left sliding beam 6, the telescopic beam 19 is extended leftward under the action of gravity, the side plate 20 at the left end of the telescopic beam 19 falls to the bottom of the river course, and at this time, the supporting plate 23 is moved leftward to slide to a horizontal state along the side plate 20, at this time, the ship to be lifted is opened right above the supporting plate 23, the suspension assembly 43 is rotated right above the ship, the suspension plate 41 is fixed with the upper side of the ship, the first jacking device 42 is started reversely, the rotating platform 17 is rotated clockwise, and at this time, the traction assembly 18 is also started to operate, the telescopic beam 19 is contracted rightward, so that the supporting plate 23 is closely attached to the lower side of the ship, the suspension assembly 43 can keep the ship above the supporting plate 23 all the time when the supporting plate 23 moves, so that stable supporting force can be realized when the supporting plate 23 contacts with the ship, the supporting plate 23 moves rightwards and upwards at the moment, the ship is driven to move rightwards and upwards, when the rotating platform 17 rotates to a horizontal state and the telescopic beams 19 are completely contracted, the ship can move right above the supporting platform 1, the tensioning state of the lifting ropes 40 is kept all the time during the moving process of the ship, the left and right shaking of the ship is avoided, the second lifting device 10 can be reversely started, the extending end of the second lifting device 10 extends downwards, the sliding beams 6 move downwards, the ship can fall on the supporting platform 1, the baffle plates 26 are arranged at the front end and the rear end of the rotating platform 17, when the baffle plates 26 contact with the upper surface of the supporting platform 1, the rotating platform 17 is in a horizontal state, the rotating platform 17 is kept stable when the ship is supported, and at this time, the travelling wheel 9 moves downwards relative to the supporting table 1, so that the whole supporting table 1 is separated from the ground, and the whole lifting equipment can be driven to move again through the traction vehicle.
The lifting device is suitable for ship maintenance, the supporting plate 23 can be connected into the water body to lift the ship through the telescopic beam 19 arranged in the lifting mechanism 4, so that the lifting device can lift the ship in any river channel, and the lifting device can freely move through the travelling wheel 9, so that the use freedom of the whole device is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. 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 (3)

1. The hoisting device for ship maintenance comprises a supporting table and is characterized in that a yielding groove is formed in the middle of the supporting table, and the hoisting device further comprises a travelling mechanism and a hoisting mechanism;
the travelling mechanism comprises sliding grooves arranged on two sides of the abdication groove, the sliding grooves are connected with a sliding beam in a sliding manner, the end part of the sliding beam is provided with a fixed beam which moves synchronously with the sliding beam, one side of the fixed beam, which is close to the ground, is provided with a wheel frame, and travelling wheels are rotatably connected on the wheel frame;
the hoisting mechanism comprises a triangular supporting seat fixedly connected with a sliding beam, one side of the triangular supporting seat far away from the ground is rotationally connected with a main shaft, the middle part of the main shaft is fixedly connected with a rotating platform, one side of the rotating platform is provided with a telescopic beam, the extending end of the telescopic beam is fixedly connected with a side plate, the middle part of the side plate is provided with a supporting beam parallel to the telescopic beam, the middle part of the supporting beam is slidably connected with a sliding seat, one side of the sliding seat close to the rotating platform is rotationally connected with the end part of a supporting plate, the side plate is fixedly connected with a pull rod, one side of the rotating platform far away from the telescopic beam is provided with a traction assembly for driving the pull rod to move towards the rotating platform, the traction assembly comprises a first mounting frame arranged on the rotating platform, the middle part of the first mounting frame is rotationally connected with a winding roller, one end of the winding roller is externally wound with one end of a traction belt, the other end of the traction belt is fixedly connected with the middle part of the pull rod, the side surface of the rotating platform is provided with a guide roller matched with the traction belt, the first mounting frame is provided with a first driving motor for driving the winding roller to rotate, one end of the supporting beam close to the rotating platform is provided with a first limiting plate matched with the sliding seat, the end part of the side plate is provided with a limiting block matched with the sliding seat, one end part of the sliding seat, one side plate is far away from the sliding seat is provided with a top beam, one end of the sliding device is connected with a rotating the first lifting assembly, the top beam is further connected with a rotating device, and the end of the first lifting assembly is fixedly connected with the rotating device by a rotating device, and the top-up end of the first lifting assembly is further comprises a rotating shaft, and the first lifting assembly is connected with the rotating device. The other end of the lifting rope is fixedly connected with a suspension plate, and a second driving motor for driving the rotating shaft to rotate is arranged on the second mounting frame.
2. The lifting device for ship maintenance according to claim 1, wherein the end part of the supporting table is provided with a second lifting device, the extension end of the second lifting device is fixedly connected with the middle part of the lifting bracket, and the end part of the lifting bracket is fixedly connected with the sliding beam.
3. The hoisting device for ship maintenance according to claim 2, wherein the end part of the sliding beam is fixedly connected with a guide rod, the middle part of the guide rod is slidably connected with a fixed beam, and a buffer spring is arranged between the fixed beam and the sliding beam.
CN202310986709.2A 2023-08-08 2023-08-08 Hoisting device for ship maintenance Active CN116692697B (en)

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WO2011043516A1 (en) * 2009-10-08 2011-04-14 한국과학기술원 Dual boom structure, dual boom crane and ship mounted with the same
JP2011105417A (en) * 2009-11-13 2011-06-02 Universal Tokki Kk Davit device
CN206033160U (en) * 2016-07-06 2017-03-22 石家庄安瑞科气体机械有限公司 Bank ship CNG loading and unloading gas bizhong meets butt joint system of valve group usefulness soon
JP6277535B1 (en) * 2017-03-22 2018-02-14 有限会社渥美文治商店 Transport device
CN208135851U (en) * 2018-04-19 2018-11-23 上海振华重工(集团)股份有限公司 A kind of auxiliary device that bridge-type grab ship unloader doorframe is holded up
CN108862056A (en) * 2018-04-28 2018-11-23 江苏科技大学 A kind of compensation of undulation A type Gate Foundation peculiar to vessel
CN111217239A (en) * 2019-11-29 2020-06-02 巢湖市银环航标有限公司 Retrieve auxiliary device suitable for buoy
CN211621526U (en) * 2019-08-24 2020-10-02 华北水利水电大学 Inclined plane formula ship reception chamber transportation system
CN214241180U (en) * 2021-01-07 2021-09-21 正道船务(大连)有限公司 Hoisting device for small ship maintenance
CN214356557U (en) * 2020-11-20 2021-10-08 中船华南船舶机械有限公司 Seabed pipe laying device
CN214692939U (en) * 2021-06-15 2021-11-12 荣成鑫邦船业有限公司 Automatic locking and supporting device for ship hoisting bracket
CN217320699U (en) * 2022-05-24 2022-08-30 大连永悦船舶工程有限公司 Automatic fixing device for ship repair
CN218620012U (en) * 2022-09-28 2023-03-14 上海舜洋***工程有限公司 Hoisting device and ship
CN116374812A (en) * 2023-04-25 2023-07-04 浙江运达风电股份有限公司 Marine wind turbine generator system generator hoisting accessory

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19528555A1 (en) * 1995-08-03 1997-02-06 Vulkan Kocks Gmbh Gantry crane fo rotation of goods, especially for container rotation with feeder ships - has road running gear located next to rail running gear on base frame so that gantry crane can travel on road, and running gears have special drive
WO2011043516A1 (en) * 2009-10-08 2011-04-14 한국과학기술원 Dual boom structure, dual boom crane and ship mounted with the same
JP2011105417A (en) * 2009-11-13 2011-06-02 Universal Tokki Kk Davit device
CN206033160U (en) * 2016-07-06 2017-03-22 石家庄安瑞科气体机械有限公司 Bank ship CNG loading and unloading gas bizhong meets butt joint system of valve group usefulness soon
JP6277535B1 (en) * 2017-03-22 2018-02-14 有限会社渥美文治商店 Transport device
CN208135851U (en) * 2018-04-19 2018-11-23 上海振华重工(集团)股份有限公司 A kind of auxiliary device that bridge-type grab ship unloader doorframe is holded up
CN108862056A (en) * 2018-04-28 2018-11-23 江苏科技大学 A kind of compensation of undulation A type Gate Foundation peculiar to vessel
CN211621526U (en) * 2019-08-24 2020-10-02 华北水利水电大学 Inclined plane formula ship reception chamber transportation system
CN111217239A (en) * 2019-11-29 2020-06-02 巢湖市银环航标有限公司 Retrieve auxiliary device suitable for buoy
CN214356557U (en) * 2020-11-20 2021-10-08 中船华南船舶机械有限公司 Seabed pipe laying device
CN214241180U (en) * 2021-01-07 2021-09-21 正道船务(大连)有限公司 Hoisting device for small ship maintenance
CN214692939U (en) * 2021-06-15 2021-11-12 荣成鑫邦船业有限公司 Automatic locking and supporting device for ship hoisting bracket
CN217320699U (en) * 2022-05-24 2022-08-30 大连永悦船舶工程有限公司 Automatic fixing device for ship repair
CN218620012U (en) * 2022-09-28 2023-03-14 上海舜洋***工程有限公司 Hoisting device and ship
CN116374812A (en) * 2023-04-25 2023-07-04 浙江运达风电股份有限公司 Marine wind turbine generator system generator hoisting accessory

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