CN114014167A - Anti-swing hoisting device for offshore operation positioning accuracy - Google Patents
Anti-swing hoisting device for offshore operation positioning accuracy Download PDFInfo
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- CN114014167A CN114014167A CN202111320920.8A CN202111320920A CN114014167A CN 114014167 A CN114014167 A CN 114014167A CN 202111320920 A CN202111320920 A CN 202111320920A CN 114014167 A CN114014167 A CN 114014167A
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- hoisting
- rope
- limiting
- jack
- reel
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- 230000000670 limiting effect Effects 0.000 claims abstract description 103
- 238000004804 winding Methods 0.000 claims abstract description 27
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 24
- 239000003381 stabilizer Substances 0.000 claims description 7
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000005192 partition Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
- B66C5/04—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods with runways or tracks supported for movements relative to bridge or gantry
Abstract
The invention discloses an anti-swing hoisting device for offshore operation with accurate positioning, which comprises a portal frame, wherein a trolley main body is installed at the top of the portal frame, a hoisting frame is arranged below the trolley main body, limiting components are arranged at the top of the hoisting frame and near four corners, a plurality of stabilizing frames which are uniformly distributed are arranged above the hoisting frame and between the limiting components, and a hoisting component is installed at the top of the trolley main body; according to the invention, the limiting effect on the hoisting rope is enhanced through the limiting rope, when the hoisting rope is wound by the hoisting winding drum, the limiting ropes on the left side and the right side are synchronously wound by the limiting winding drum, so that the left side and the right side of the hoisting rope are limited, the hoisting rope is prevented from shaking left and right in the lifting process, the stability of the hoisting rope and the limiting rope can be further enhanced through the limiting assembly and the stabilizing frame, the hoisting rope is prevented from shaking under the action of sea wind, the lifting hook is convenient for positioning goods, and the safety of goods loading and unloading is enhanced.
Description
Technical Field
The invention belongs to the technical field of hoisting machinery, and particularly relates to an anti-swing hoisting device for offshore operation with accurate positioning.
Background
The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, is mainly used for loading and unloading operations of outdoor goods yards, stock yards and bulk goods, and has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like.
In the prior art, a hoisting device is mostly suspended and hoisted through a steel wire rope, the steel wire rope has high flexibility, and when the hoisting device works on the sea, the steel wire rope is influenced by sea wind to swing to a large extent, so that the hoisting device cannot accurately position goods during hoisting, and the goods are loaded, unloaded or transported; in addition, the steel wire rope swings when goods are carried, so that the goods are prone to being swung, the goods are prone to being collided with other objects and being damaged, certain potential safety hazards are generated, the problem that the goods swing easily is solved according to the steel wire rope through the limiting assembly and the stabilizing frame in application, the problem is improved according to the problem, the stability of the steel wire rope is improved, and the situation that the goods are loaded and unloaded due to swinging of the steel wire rope is avoided.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide an anti-swing hoisting device for offshore operation with accurate positioning, so as to solve the problems in the prior art.
In order to achieve the purpose, the invention provides an anti-swing hoisting device for offshore operation with accurate positioning, which comprises a portal frame, wherein a trolley main body is installed at the top of the portal frame, a hoisting frame is arranged below the trolley main body, limiting assemblies are arranged at the top of the hoisting frame and near four corners, a plurality of stabilizing frames which are uniformly distributed are arranged above the hoisting frame and between the limiting assemblies, and a hoisting assembly is installed at the top of the trolley main body.
In an embodiment of the invention, the portal frame comprises left and right symmetrical support legs, door columns are welded and fixed on the tops of the support legs, front and back symmetrical bearing main beams are arranged between the door columns on the left and right sides, the left and right ends of the bearing main beams are respectively welded and fixed with the door columns, guide rails are arranged on the tops of the bearing main beams, and the portal frame can enable the lifting device to have high bearing capacity and overall stability, so that goods can be conveniently loaded.
In one embodiment of the invention, a plurality of guide wheels which are uniformly distributed are arranged at the bottom of the trolley main body and close to the front and rear side edges, the guide wheels are in rolling connection with the guide rails, a movable opening is formed in the trolley main body and close to the center, and the movable opening can enable a hoisting rope and a limiting rope to pass through, so that the hoisting assembly can conveniently drive the hoisting frame to vertically lift.
In one embodiment of the invention, a lifting hook is installed at the bottom of the hoisting frame and close to the center, a hoisting rope is arranged at the top of the hoisting frame and close to the center, the bottom of the hoisting rope is welded and fixed with the hoisting frame, limiting ropes are arranged at the top of the hoisting frame and close to four corners, the bottom of the limiting rope is welded and fixed with the hoisting frame, and the hoisting rope can be limited through the limiting ropes, so that the stability of the hoisting rope is improved, and the hoisting rope is prevented from swinging greatly.
In one embodiment of the invention, the limiting component consists of a plurality of connecting rods and connecting pipes which are uniformly distributed, the connecting rods are of hollow structures with openings at two ends, the connecting rods are sleeved outside the limiting ropes and are in sliding connection with the limiting ropes, the connecting rod at the bottommost end is welded and fixed with the top of the stabilizing frame, the connecting rod at the topmost end is welded and fixed with the bottom of the hoisting component, limiting blocks are arranged on the connecting rods and close to the upper end and the lower end, the connecting pipes are of hollow structures with openings at two ends, the connecting pipes are sleeved outside the connecting rods and are in sliding connection with the connecting rods, limiting rings are arranged on the connecting pipes and close to the upper end and the lower end, the limiting components can stretch along with the up-down movement of the hoisting frame, so that the limiting ropes are limited, the stability of the hoisting ropes is improved, and the goods can be conveniently positioned by the lifting hooks.
In an embodiment of the invention, the stabilizing frame comprises a sleeve, the sleeve is sleeved outside the hoisting rope and is in sliding connection with the hoisting rope, a plurality of stabilizing rods which are uniformly distributed are arranged on the sleeve and close to the upper end and the lower end, the stabilizing rods are vertically distributed, one ends of the stabilizing rods are welded and fixed with the sleeve, the other ends of the stabilizing rods are welded and fixed with a fixing ring, the fixing ring is sleeved outside the connecting pipe and is welded and fixed with the connecting pipe, and the stabilizing frame plays a role in limiting the limiting assembly and can further enhance the stability of the limiting assembly and the hoisting rope, so that the hoisting rope is prevented from greatly swinging to influence positioning.
In one embodiment of the invention, the hoisting assembly comprises a bottom plate, the bottom plate is fixedly connected with the top of the hoisting trolley main body through bolts, a first connecting sleeve is arranged on the bottom plate and close to the center, penetrates through the bottom plate and is welded and fixed with the bottom plate, the first connecting sleeve is sleeved on the outer side of the hoisting rope and is in sliding connection with the hoisting rope, second connecting sleeves are arranged on the outer side of the first connecting sleeve and close to four corners, each second connecting sleeve corresponds to a limiting rope, the second connecting sleeves are sleeved on the outer side of the hoisting rope and are in sliding connection with the hoisting rope, the second connecting sleeves penetrate through the bottom plate and are welded and fixed with the bottom plate, the first connecting sleeve and the second connecting sleeves respectively play a protection effect on the hoisting rope and the limiting rope, and abrasion of the hoisting rope and the limiting rope can be reduced.
In an embodiment of the invention, winding drum supports which are symmetrical front and back are welded and fixed on the top of the bottom plate, a hoisting winding drum is arranged between the winding drum supports on the front side and the back side and is close to the top end, the hoisting winding drum corresponds to a hoisting rope, first baffle plates are welded and fixed on the hoisting winding drum and are close to the edges of the front side and the back side, first rotating shafts are arranged on the front side and the back side of the hoisting winding drum, the first rotating shafts penetrate through the winding drum supports and are rotatably connected with the winding drum supports, and the hoisting rope can be wound through the hoisting winding drum, so that the lifting hook drives goods to lift, and the goods are conveniently loaded and unloaded.
In an embodiment of the invention, bilaterally symmetrical limiting winding drums are arranged between the winding drum supports on the front side and the rear side and close to the bottom ends, the limiting winding drums correspond to the limiting winding drums on the left side and the right side respectively, second baffle plates are fixedly welded on the limiting winding drums and close to the edges of the front side and the rear side, partition plates are fixedly welded on the limiting winding drums and close to the center, second rotating shafts are arranged on the front side and the rear side of each limiting winding drum, penetrate through the winding drum supports and are rotatably connected with the winding drum supports, the limiting ropes on the left side and the right side can be respectively wound through the limiting winding drums, so that the limiting ropes are convenient to limit the hoisting ropes, and the stability of the hoisting ropes is improved.
In an embodiment of the invention, a motor frame is fixedly welded on the top of the bottom plate and positioned at the front side of the reel support, a first motor is installed on the motor frame, an output shaft of the first motor is coaxially connected with a first rotating shaft, a second motor which is bilaterally symmetrical is installed on the top of the bottom plate and positioned at the rear side of the reel support, an output shaft of the second motor is coaxially connected with a second rotating shaft, and the hoisting reel and the limiting reel can be rotated through the first motor and the second motor, so that the hoisting device can conveniently load and unload goods.
In conclusion, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the limiting function on the hoisting rope can be enhanced by arranging the limiting rope, when the hoisting rope is wound by the hoisting drum, the limiting ropes on the left side and the right side are synchronously wound by the limiting drum, so that the left side and the right side of the hoisting rope are limited, the hoisting rope is prevented from shaking left and right in the lifting process, the cargo is conveniently positioned by the lifting hook, and the safety of cargo loading and unloading is enhanced.
2. The limiting component is arranged in the hoisting rope, and the connecting rod can be driven to move when the hoisting frame moves, so that the connecting rod slides in the connecting pipe, the limiting component stretches along with the movement of the hoisting frame, the limiting effect on the limiting rope is enhanced, the limiting rope is prevented from shaking under the action of sea wind, and the stability of the hoisting rope is improved.
3. The lifting rope limiting device is provided with the stabilizing frame, the stabilizing frame can be fixedly connected with the connecting pipes at the four corners through the fixing rings, so that the stability between the limiting assemblies is enhanced, the phenomenon that the limiting assemblies shake due to too much length extension is avoided, the limiting assemblies limit the limiting ropes conveniently, in addition, the limiting ropes can further limit the lifting ropes through the sleeve, the lifting ropes are prevented from shaking, and the accurate positioning is ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the door frame according to the present invention;
FIG. 3 is a schematic structural view of a trolley body according to the present invention;
FIG. 4 is a schematic view of the overall connection of the lifting device according to the present invention;
figure 5 is a schematic view of the construction of a hoisting frame according to the invention;
FIG. 6 is a schematic structural view of a spacing assembly of the present invention;
FIG. 7 is a schematic view of the connection between the connecting rod and the connecting tube according to the present invention;
FIG. 8 is a schematic view of the construction of the lifting assembly of the present invention;
FIG. 9 is a schematic view of the construction of the hoist drum of the present invention;
fig. 10 is a schematic structural view of the limiting drum of the present invention.
Description of reference numerals:
1. a door frame; 11. a support leg; 12. a doorpost; 13. a load-bearing main beam; 14. a guide rail; 2. a trolley main body; 21. a guide wheel; 22. a movable opening; 3. a hoisting frame; 31. a hook; 32. a hoisting rope; 33. a limiting rope; 4. a limiting component; 41. a connecting rod; 411. a limiting block; 42. a connecting pipe; 421. a limiting ring; 5. a stabilizer frame; 51. a sleeve; 52. a stabilizer bar; 53. a fixing ring; 6. a hoisting assembly; 61. a base plate; 611. a first connecting sleeve; 612. a second connecting sleeve; 62. a spool support; 63. a hoisting drum; 631. a first baffle plate; 632. a first rotating shaft; 64. a limiting winding drum; 641. a second baffle; 642. a partition plate; 643. a second rotating shaft; 65. a motor frame; 651. a first motor; 66. a second motor.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Example 1
Referring to fig. 1-3, a preferred embodiment of the present invention includes a portal frame 1, a trolley main body 2 is mounted on the top of the portal frame 1, a hoisting frame 3 is disposed below the trolley main body 2, limiting components 4 are disposed on the top of the hoisting frame 3 and near four corners, a plurality of stabilizing frames 5 are disposed above the hoisting frame 3 and between the limiting components 4, and a hoisting component 6 is mounted on the top of the trolley main body 2.
In the above scheme, portal frame 1 includes bilateral symmetry's landing leg 11, can make portal frame 1 remove on the ground track through landing leg 11, thereby conveniently load and unload the goods, the equal welded fastening in top of each landing leg 11 has gatepost 12, be equipped with fore-and-aft symmetry's the girder 13 that bears between the gatepost 12 of the left and right sides, both ends respectively with gatepost 12 welded fastening about bearing girder 13, the top that bears girder 13 is provided with guide rail 14, portal frame 1 can make hoisting apparatus have higher bearing capacity reinforce and overall stability, thereby conveniently load the goods.
In a preferred embodiment, the bottom of trolley main body 2 and be close to around both sides edge install a plurality of evenly distributed's leading wheel 21, leading wheel 21 and guide rail 14 roll connection can make trolley main body 2 remove about on guide rail 14 to conveniently load and unload the goods, trolley main body 2 is last and be close to central department and seted up movable opening 22, movable opening 22 can make lifting rope 32 and spacing rope 33 pass, thereby makes things convenient for hoisting assembly 6 to drive crane boom 3 vertical lift.
Example 2
Referring to fig. 4-7, in a preferred embodiment, lifting hook 31 is installed at the bottom of hoisting frame 3 and near the center, and can be fixedly connected with goods through lifting hook 31, thereby conveniently loading and unloading goods, hoisting rope 32 is provided at the top of hoisting frame 3 and near the center, and the bottom of hoisting rope 32 is welded to hoisting frame 3, and limiting rope 33 is provided at the top of hoisting frame 3 and near four corners, and the bottom of limiting rope 33 is welded to hoisting frame 3, and can limit hoisting rope 32 through limiting rope 33, thereby improving the stability of hoisting rope 32, and avoiding hoisting rope 32 from greatly swaying.
In a preferred embodiment, the position-limiting component 4 is composed of a plurality of connecting rods 41 and connecting pipes 42 which are uniformly distributed, the connecting rods 41 are hollow structures with openings at both ends, the connecting rods 41 are sleeved outside the position-limiting ropes 33 and are connected with the position-limiting ropes 33 in a sliding manner, the connecting rod 41 at the bottom end is welded and fixed with the top of the stabilizing frame 5, the connecting rod 41 at the top end is welded and fixed with the bottom of the hoisting component 6, the connecting rod 41 is provided with position-limiting blocks 411 at positions close to the upper end and the lower end, the connecting pipe 42 is a hollow structure with openings at both ends, the connecting pipe 42 is sleeved outside the connecting rod 41 and is connected with the connecting rod 41 in a sliding manner, the connecting pipe 42 is provided with position-limiting rings 421 at positions close to the upper end and the lower end, the connecting rod 41 and the connecting pipe 42 can be limited by the position-limiting rings 421 and the position-limiting blocks 411, the connecting rod 41 is prevented from being separated from the connecting pipe 42, the position-limiting component 4 can stretch along with the up-down movement of the hoisting frame 3, thereby limiting the limiting rope 33, improving the stability of the lifting rope 32 and conveniently positioning the goods by the lifting hook 31.
In a preferred embodiment, the stabilizing frame 5 comprises a sleeve 51, the sleeve 51 is sleeved on the outer side of the lifting rope 32 and is slidably connected with the lifting rope 32, so that the stabilizing frame 5 can limit the lifting rope 32 at intervals, the lifting rope 32 is prevented from greatly swinging, and the positioning is accurate when the marine operation is facilitated, a plurality of stabilizing bars 52 which are uniformly distributed are arranged on the sleeve 51 and close to the upper end and the lower end, the stabilizing bars 52 are mutually and vertically distributed, one end of each stabilizing bar 52 is welded and fixed with the sleeve 51, the other end of each stabilizing bar 52 is welded and fixed with a fixing ring 53, the fixing ring 53 is sleeved on the outer side of the connecting pipe 42 and is welded and fixed with the connecting pipe 42, so that the stabilizing frame 5 limits the limiting component 4, the stability between the limiting components 4 is improved, the limiting component 4 is prevented from swinging due to excessive length extension, and the limiting component 4 is convenient for limiting the limiting rope 33, and ensures the stability of the hoisting line 32.
Example 3
Referring to fig. 8-10, in a preferred embodiment, the lifting assembly 6 includes a base plate 61, the base plate 61 is fixedly connected to the top of the trolley body 2 by bolts, a first connection sleeve 611 is disposed on the base plate 61 near the center, the first connection sleeve 611 penetrates the base plate 61 and is welded to the base plate 61, the first connection sleeve 611 is sleeved on the outer side of the lifting rope 32 and is slidably connected to the lifting rope 32, second connection sleeves 612 are disposed on the outer side of the first connection sleeve 611 near the four corners, each second connection sleeve 612 corresponds to a position limiting rope 33, the second connection sleeves 612 are sleeved on the outer side of the lifting rope 32 and is slidably connected to the lifting rope 32, the second connection sleeves 612 penetrate the base plate 61 and are welded to the base plate 61, the first connection sleeve 611 and the second connection sleeve 612 respectively protect the lifting rope 32 and the position limiting rope 33, and can reduce the friction between the lifting rope 32 and the position limiting rope 33 and the base plate 61, thereby reducing wear on the hoisting rope 32 and the stopper rope 33.
In a preferred embodiment, top welded fastening of bottom plate 61 has symmetrical reel support 62 from beginning to end, be equipped with jack-up reel 63 between the reel support 62 of front and back both sides and near top department, jack-up reel 63 is corresponding with jack-up rope 32, jack-up reel 63 is last and be close to the equal welded fastening of both sides edge around and has first baffle 631, first baffle 631 plays the restriction effect to jack-up rope 32, avoid jack-up rope 32 and reel support 62 to produce the friction and influence the rolling, jack-up reel 63's front and back both sides are provided with first pivot 632, first pivot 632 runs through reel support 62, and rotate with reel support 62 and be connected, can roll up jack-up rope 32 through jack-up reel 63, thereby make lifting hook 31 drive the goods lift, conveniently load and unload the goods.
In a preferred embodiment, the position between the reel supports 62 on the front and rear sides and near the bottom end is provided with bilaterally symmetrical limiting reels 64, the limiting reels 64 respectively correspond to the limiting reels 64 on the left and right sides, the edges of the limiting reels 64 near the front and rear sides are welded and fixed with second baffles 641, the second baffles 641 limit the limiting rope 33 to prevent the limiting rope 33 from generating friction with the reel supports 62 to affect winding, the position of the limiting reel 64 near the center is welded and fixed with a partition 642, the partition 642 has a blocking effect on the limiting ropes 33 on the front and rear sides to facilitate winding of the limiting rope 33, the front and rear sides of the limiting reel 64 are provided with second rotating shafts 643, the second rotating shafts 643 penetrate through the reel supports 62 and are rotatably connected with the reel supports 62, the limiting reels 64 can respectively wind the limiting ropes 33 on the left and right sides, thereby facilitating the limiting rope 33 to limit the lifting rope 32, the stability of the hoisting line 32 is improved.
In the above scheme, the motor frame 65 is fixedly welded on the top of the bottom plate 61 and located on the front side of the reel support 62, the first motor 651 is mounted on the motor frame 65, the output shaft of the first motor 651 is coaxially connected with the first rotating shaft 632, the second motor 66 which is bilaterally symmetrical is mounted on the top of the bottom plate 61 and located on the rear side of the reel support 62, the output shaft of the second motor 66 is coaxially connected with the second rotating shaft 643, and the hoisting reel 63 and the limiting reel 64 can be rotated through the first motor 651 and the second motor 66, so that the hoisting device can load and unload goods conveniently.
The invention discloses an anti-swing hoisting device for offshore operation with accurate positioning, which is used for the following steps:
when the hook 31 moves downwards, the first motor 651 and the second motor 66 are operated to drive the first rotating shaft 632 and the second rotating shaft 643 to rotate clockwise, the first rotating shaft 632 drives the hoisting drum 63 to rotate, the hoisting drum 63 releases the hoisting rope 32, the hoisting rope 32 can move downwards under the action of gravity, the second rotating shaft 643 drives the limiting drum 64 to rotate, the limiting ropes 33 on the left side and the right side are released synchronously, the limiting ropes 33 can move along with the hoisting frame 3, the left side and the right side of the hoisting frame 3 are limited, the stability of the hoisting frame 3 is improved, and the hoisting rope 32 is prevented from shaking; when the hoisting frame 3 moves downwards, the connecting rod 41 at the lowest end is driven to move downwards, so that the connecting rod 41 slides in the connecting pipe 42, the limiting component 4 extends downwards along with the movement of the hoisting frame 3, the limiting component 4 limits the limiting rope 33, and the stability of the limiting rope 33 is improved; in the process that the limiting component 4 extends downwards, the stabilizing frame 5 is fixedly connected with the connecting pipes 42 through the fixing rings 53, so that an integral structure is formed between the connecting pipes 42, the stability between the limiting components 4 is enhanced, meanwhile, the sleeve 51 slides on the outer side of the lifting rope 32, the lifting rope 32 is further limited, the stability of the lifting rope 32 is improved, the lifting rope 32 is prevented from shaking, and the accurate positioning of the lifting hook 31 is facilitated;
when lifting hook 31 drove the goods upward movement, first motor 651 and second motor 66 operate and drive first pivot 632 and second pivot 643 anticlockwise rotation, make jack-up reel 63 and spacing reel 64 rotate and coil jack-up rope 32 and spacing rope 33 in step, make hoisting frame 3 upwards move, hoisting frame 3 drives connecting rod 41 rebound of bottommost end, make connecting rod 41 slide in connecting pipe 42, make spacing subassembly 4 upwards contract along with the removal of hoisting frame 3, stable frame 5 guarantees the stability of spacing subassembly 4, make hoisting frame 3 stably rise, avoid hoisting rope 32 to rock, thereby prevent goods and other objects to produce the collision and damage, and strengthen the security.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (10)
1. A prevent rocking and jack-up device for marine operation location is accurate, including portal frame (1), its characterized in that: trolley main part (2) are installed at the top of portal frame (1), the below of trolley main part (2) is equipped with crane boom (3), the top of crane boom (3) just is close to four corners department and all is equipped with spacing subassembly (4), the top of crane boom (3) just is located and is equipped with a plurality of evenly distributed's steady rest (5) between spacing subassembly (4), hoisting subassembly (6) are installed at the top of trolley main part (2).
2. The accurate anti-sway jack-up device for offshore operations positioning of claim 1, wherein: portal frame (1) is including bilateral symmetry's landing leg (11), each the equal welded fastening in top of landing leg (11) has gatepost (12), is equipped with bearing girder (13) of longitudinal symmetry between gatepost (12) of the left and right sides, bear the left and right sides both ends of girder (13) respectively with gatepost (12) welded fastening, the top of bearing girder (13) is provided with guide rail (14).
3. The accurate anti-sway jack-up device for offshore operations positioning of claim 1, wherein: the trolley is characterized in that a plurality of guide wheels (21) which are uniformly distributed are arranged at the bottom of the trolley main body (2) and close to the edges of the front side and the rear side, the guide wheels (21) are in rolling connection with the guide rails (14), and a movable opening (22) is formed in the trolley main body (2) and close to the center.
4. The accurate anti-sway jack-up device for offshore operations positioning of claim 1, wherein: lifting hook (31) are just installed near center department to the bottom of crane boom (3), the top of crane boom (3) just is close to center department and is equipped with hoisting rope (32), the bottom and crane boom (3) welded fastening of hoisting rope (32), the top of crane boom (3) just is close to four corners department and all is equipped with spacing rope (33), the bottom and crane boom (3) welded fastening of spacing rope (33).
5. The accurate anti-sway jack-up device for offshore operations positioning of claim 1, wherein: the limiting component (4) consists of a plurality of connecting rods (41) and connecting pipes (42) which are uniformly distributed, the connecting rod (41) is a hollow structure with openings at two ends, the connecting rod (41) is sleeved on the outer side of the limiting rope (33), and is connected with the limiting rope (33) in a sliding way, the connecting rod (41) at the bottom end is welded and fixed with the top of the stabilizing frame (5), the connecting rod (41) at the top end is welded and fixed with the bottom of the hoisting component (6), the connecting rod (41) is provided with a limiting block (411) near the upper end and the lower end, the connecting pipe (42) is a hollow structure with openings at two ends, the connecting pipe (42) is sleeved outside the connecting rod (41), and with connecting rod (41) sliding connection, connecting pipe (42) are gone up and all are provided with spacing ring (421) near upper and lower both ends department.
6. The accurate anti-sway jack-up device for offshore operations positioning of claim 1, wherein: stabilizer frame (5) include sleeve pipe (51), sleeve pipe (51) cover is established in the outside of jack-up rope (32), and with jack-up rope (32) sliding connection, sleeve pipe (51) are gone up and are close to about both ends department all be equipped with a plurality of evenly distributed's stabilizer bar (52), each mutually perpendicular distributes between stabilizer bar (52), the one end and sleeve pipe (51) welded fastening of stabilizer bar (52), the other end welded fastening of stabilizer bar (52) has solid fixed ring (53), gu fixed ring (53) cover is established in the outside of connecting pipe (42), and with connecting pipe (42) welded fastening.
7. The accurate anti-sway jack-up device for offshore operations positioning of claim 1, wherein: the hoisting assembly (6) comprises a bottom plate (61), the bottom plate (61) is fixedly connected with the top of the trolley main body (2) through bolts, a first connecting sleeve (611) is arranged on the bottom plate (61) and close to the center, the first connecting sleeve (611) penetrates through the bottom plate (61), and is welded and fixed with the bottom plate (61), the first connecting sleeve (611) is sleeved on the outer side of the hoisting rope (32), and is connected with the hoisting rope (32) in a sliding way, second connecting sleeves (612) are arranged at the outer side of the first connecting sleeve (611) and close to the four corners, each second connecting sleeve (612) corresponds to a limiting rope (33), the second connecting sleeves (612) are sleeved at the outer side of the hoisting rope (32), and is connected with the hoisting rope (32) in a sliding way, and the second connecting sleeve (612) penetrates through the bottom plate (61) and is welded and fixed with the bottom plate (61).
8. The accurate anti-sway jack-up device for offshore operations positioning of claim 7, wherein: the top welded fastening of bottom plate (61) has reel support (62) of longitudinal symmetry, both sides around and between reel support (62) and be close to top department and be equipped with jack-up reel (63), jack-up reel (63) are corresponding with jack-up rope (32), both sides edge all welded fastening has first baffle (631) around just being close to on jack-up reel (63), both sides are provided with first pivot (632) around jack-up reel (63), reel support (62) are run through in first pivot (632), and rotate with reel support (62) and be connected.
9. The accurate anti-sway jack-up device for offshore operations positioning of claim 8, wherein: the utility model discloses a spacing reel (64) of bilateral symmetry is just close to bottom department between reel support (62) of front and back both sides, spacing reel (64) are corresponding with spacing reel (64) of left and right sides respectively, all welded fastening has second baffle (641) on spacing reel (64) and near both sides edge around and, on spacing reel (64) and near center department welded fastening has baffle (642), both sides all are provided with second pivot (643) around spacing reel (64), reel support (62) are run through in second pivot (643), and rotate with reel support (62) and be connected.
10. The accurate anti-sway jack-up device for offshore operations positioning of claim 9, wherein: the winding drum support is characterized in that a motor frame (65) is fixedly welded to the top of the bottom plate (61) and located on the front side of the winding drum support (62), a first motor (651) is installed on the motor frame (65), an output shaft of the first motor (651) is coaxially connected with a first rotating shaft (632), a second motor (66) which is bilaterally symmetrical is installed on the top of the bottom plate (61) and located on the rear side of the winding drum support (62), and an output shaft of the second motor (66) is coaxially connected with a second rotating shaft (643).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111320920.8A CN114014167A (en) | 2021-11-09 | 2021-11-09 | Anti-swing hoisting device for offshore operation positioning accuracy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111320920.8A CN114014167A (en) | 2021-11-09 | 2021-11-09 | Anti-swing hoisting device for offshore operation positioning accuracy |
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| Publication Number | Publication Date |
|---|---|
| CN114014167A true CN114014167A (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111320920.8A Pending CN114014167A (en) | 2021-11-09 | 2021-11-09 | Anti-swing hoisting device for offshore operation positioning accuracy |
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| Country | Link |
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| CN (1) | CN114014167A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115402937A (en) * | 2022-09-29 | 2022-11-29 | 中交一公局第五工程有限公司 | Lifting device for adding external admixture rock asphalt and field construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115402937A (en) * | 2022-09-29 | 2022-11-29 | 中交一公局第五工程有限公司 | Lifting device for adding external admixture rock asphalt and field construction method |
| CN115402937B (en) * | 2022-09-29 | 2024-03-12 | 中交一公局第五工程有限公司 | Lifting device for adding asphalt of externally doped rock and field construction method |
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