Large tool hoisting equipment for offshore power construction

By designing lifting frames, limit clips and smooth components in offshore power construction, the problem of unstable tool lifting in offshore lifting equipment is solved, the tool balance and stability are achieved, and multiple lifting and movement are facilitated.

CN119306109APending Publication Date: 2025-01-14WEIHAI WENDENG POWER SUPPLY CO OF STATE GRID SHANDONG ELECTRIC POWER CO
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Patent Information

Application Number
CN202411520897.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-29
Publication Date
2025-01-14

AI Technical Summary

Technical Problem

When traditional offshore lifting equipment lifts large tools, the cable shakes due to the deviation of the hull on the sea surface, causing unstable tool lifting and uneven force from the crane.

Method used

A large-scale tool hoisting equipment for offshore power construction was designed, using a lifting frame, limit clamps and smooth components, connected to the crane through columns, using limit clamps and smooth components to fix the tool, and the roller contacts the hull to prevent shock , and prevent tool sliding and strap disengagement through entrainment and telescopic clamps.

Benefits of technology

The balance and stability of the tool during the lifting process is achieved, the crane is not subjected to uneven stress, the shaking and vibration are reduced, and the tool is convenient for lifting and moving multiple times.

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Abstract

The invention discloses large tool hoisting equipment for offshore power construction, and relates to the technical field of offshore power construction, the large tool hoisting equipment comprises a hoisting rack, the hoisting rack is used for connecting a hoisting assembly with a crane, and a bearing plate is fixedly mounted at the bottom of the hoisting rack; and the limiting clamping piece is used for clamping and limiting a large tool, and a connecting frame is fixedly installed at the bottom of the limiting clamping piece. According to the large tool hoisting equipment for offshore power construction, a worker places a tool on the bearing plate, due to the fact that the tool is large in size, a hoisting ship is berthed on the sea, when the large tool is hoisted and moved, the ship body shakes under the influence of gravity, and the tool needs to be fixed through a rope during hoisting; therefore, after the tools are placed on the bearing plate and bundled, a worker clamps a strapping tape in the belt clamping piece, the bottoms of the tools at the two ends are fixed through the belt clamping piece, and the situation that the tools slide on the bearing plate in the hoisting process, stress of a crane is uneven, and tool hoisting is unstable is avoided.
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Description

Technical Field

[0001] The invention relates to the technical field of offshore electric power construction, and in particular to large-scale tool hoisting equipment for offshore electric power construction. Background Art

[0002] A crane refers to a multi-action lifting machinery that can lift heavy objects vertically and move them horizontally within a certain range. In the prior art, most cranes are used for lifting and transporting some items. The working characteristics of some lifting equipment are intermittent movement, that is, the corresponding mechanisms of material collection, transportation, unloading and other actions work alternately in one working cycle. The development and use of cranes in the market are becoming more and more extensive. The types of wire ropes used in conjunction with cranes include phosphate-coated wire ropes, galvanized wire ropes and smooth wire ropes.

[0003] At present, when traditional offshore lifting equipment is used to lift and transport large tools, since the ship is docked on the sea, when the large tool moves with the lifting equipment, the hull shifts on the sea surface due to the change in gravity as the tool moves. At this time, the lifting equipment shifts with the hull, causing the steel cable to shake, which can easily cause the tool to shake when it is lifted. Summary of the invention

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a large-scale tool lifting equipment for offshore power construction, comprising a lifting frame, the lifting frame is used to connect the lifting assembly with the crane, a load-bearing plate is fixedly installed at the bottom of the lifting frame; a limit clamp, the limit clamp is used to clamp and limit the large-scale tool, a connecting frame is fixedly installed at the bottom of the limit clamp; a stabilizing assembly, the stabilizing assembly is used for lifting and moving large-scale tools, a bottom plate is fixedly installed between the opposite surfaces of the stabilizing assembly, an axle plate is fixedly installed at the bottom of the bottom plate, and rollers are rotatably installed on both sides of the outer surface of the axle plate; the lifting frame is fixedly connected to the crane Then, the stabilizing component is fixedly installed on both sides of the bottom of the load-bearing plate through the bottom plate, and two groups of limit clamps are provided, and the two groups of limit clamps are fixedly installed on both ends of the top of the load-bearing plate through the connecting frame; during offshore power construction, the staff drives the lifting equipment to lift and transport the large tools, the staff connects the lifting equipment with the crane, and then transports the large tools to the top of the load-bearing plate, clamps and fixes the tools with the limit clamps on both sides, and lifts the large tools as the crane runs. After lifting and transportation, the staff controls the crane to descend, and the roller contacts the hull at this time, so that the staff can move the tools after lifting and transporting multiple tools.

[0005] The hoisting frame includes a column, which is fixedly installed on the top side of the load-bearing plate. There are four columns, and a beam frame is fixedly installed between the opposite surfaces of the four columns. A limit block is fixedly installed on the surface of the beam frame, and the limit block is fixedly connected to both sides of the outer surface fixed to the connecting frame. The column is connected to the crane through a steel cable. There are four columns, so that the steel cable is fixed from the four corners of the load-bearing plate during installation to keep the tool in a balanced state on the load-bearing plate when the crane is lifting.

[0006] Preferably, the limit clamp comprises a flip clamp frame, a fitting clamp is fixedly installed on the top of the flip clamp frame, the flip clamp frame is fixedly installed on the top of the connection frame, and a clamping piece is fixedly installed on the side of the flip clamp frame close to the bottom plate. The staff puts the tool on the load-bearing plate. Since the tool is large in size and the lifting ship is anchored at sea, the hull will shake due to gravity when the large tool is lifted and moved. The tool needs to be fixed with a rope during lifting. Therefore, after the tool is placed on the load-bearing plate and tied, the staff clamps the strapping belt in the clamping piece, and fixes the bottom of the tool at both ends through the clamping piece to prevent the tool from sliding on the load-bearing plate during lifting, resulting in uneven force on the crane and unstable lifting of the tool.

[0007] Preferably, the flip clamp frame includes a hydraulic seat, a hydraulic rod is rotatably mounted on the outer surface of the hydraulic seat, a connecting block is fixedly connected to the outer surface of the hydraulic rod, shaft rods are rotatably mounted on both sides of the outer surface of the connecting block, a cross rod is fixedly mounted on the top of the shaft rod, and a connecting rod is fixedly mounted on the surface of the shaft rod close to the cross rod, and the connecting rod is fixedly connected to the fitting clamp. After the bottom of the tool is fixed, the staff raises the hydraulic rod so that the hydraulic rod drives the connecting block to flip upward, so that the connecting rod and the cross rod connected to the connecting block flip upward at the same time, and the tool is limited from the outside.

[0008] Preferably, the fitting clamp includes a limit plate, the limit plate is fixedly installed between the opposite surfaces of the connecting rod, a rotating rod is passed through the surface of the connecting rod close to the limit plate, and side clamping rods are fixedly installed on both sides of the outer surface of the rotating rod. After the tool is placed, the hydraulic rod flips downward, the connecting rod and the cross rod are pressed on the tool surface, and the rotating rod is driven to flip downward, so that the fitting bending frame buckles and covers the tool surface to fix the tool.

[0009] Preferably, the outer surface of the rotating rod is sleeved with a diamond-shaped fastener, and two diamond-shaped fasteners are provided, and the two diamond-shaped fasteners are symmetrically arranged with the rotating rod as the center. Fitting bends are fixedly installed on both sides of the outer surface of the diamond-shaped fastener, and the surface of the fitting bend close to the connecting rod is fixedly connected to the cross rod. When the rotating rod is flipped downward, the diamond-shaped fastener and the cigarette pack are squeezed, so that the diamond-shaped fastener is deformed, and the side clamping rod is clamped to prevent the side clamping rod and the rotating rod from shifting when the fixing tool is rotated; after the rotating rod is flipped, the fitting bend and the fitting bend are buckled on the top of the tool, and the bending parts extending on both sides are clamped on both sides of the tool.

[0010] Preferably, the entraining member comprises a fixing block, the fixing block is fixedly mounted on the top side of the connecting frame, and a mounting block is fixedly mounted on the outer surface of the fixing block.

[0011] Preferably, an elastic belt is fixedly installed inside the mounting block, and slide bars are fixedly installed on both sides of the mounting block away from the outer surface, and the outer surface of the slide bar is slidably adapted with a telescopic clamp. The staff clamps the strapping strap tied to the outside of the tool in the telescopic clamp so that the clamping block fits. Since the surface of the clamping block is provided with a friction pad, which is serrated, when the transfer equipment moves, the serrated surfaces rub against each other to prevent the strapping strap from falling off.

[0012] Preferably, the telescopic clamp includes a clamping plate, an extrusion spring is fixedly connected inside the clamping plate, a clamping block is fixedly connected on the surface of the extrusion spring, a friction pad is fixedly connected on the surface of the clamping block, and a gasket is fixedly connected on the outside of the clamping block. When the clamping block is rubbing, an extrusion spring is arranged on the surface of the clamping block to prevent the clamping block from deflecting, and the extrusion spring is deformed by friction, thereby reducing the shaking frequency during friction.

[0013] Preferably, the stabilizing component includes a base plate, which is fixedly mounted on the bottom of the base plate, springs are fixedly mounted on both sides of the top of the base plate, an outer surface of the base plate is fixedly connected to an axis block, an upper surface of the axis block is fixedly connected to a double-connector, and the surface of the double-connector is fixedly connected to the outer side of the base plate.

[0014] Preferably, the lower surface of the base plate is fixedly connected with a bottom block, the interior of the bottom block is fixedly connected with a lifting rod, and the lifting rod passes through the base plate and extends to the surface of the bottom plate. After the lifting equipment is lifted, the crane drives the lifting equipment to descend, at which time the roller descends to contact the hull, and the shock-absorbing spring absorbs the vibration generated when the lifting equipment is placed during movement.

[0015] The present invention provides a large-scale tool lifting equipment for offshore power construction, which has the following beneficial effects: 1. The large tool lifting equipment for offshore power construction is connected to the crane through steel cables via columns. There are four columns, so that the steel cables are fixed from the four corners of the load-bearing plate during installation to keep the tool in a balanced state on the load-bearing plate when the crane is lifting.

[0016] 2. The large-scale tool lifting equipment for offshore power construction is placed on the load-bearing plate by the staff. Due to the large size of the tools and the lifting ship anchored at sea, the hull will shake due to the influence of gravity when the large tools are lifted and moved. The tools need to be fixed with ropes during lifting. Therefore, after the tools are placed on the load-bearing plate and tied, the staff clamps the binding belt in the clamping piece and fixes the bottom of the tools at both ends through the clamping piece to prevent the tools from sliding on the load-bearing plate during lifting, resulting in uneven force on the crane and unstable lifting of the tools.

[0017] 3. For the large-scale tool lifting equipment of the offshore power construction, after lifting and transportation, the staff controls the crane to descend, and the rollers are in contact with the hull at this time, so that the staff can move the tools after lifting and transporting multiple tools. The crane drives the lifting equipment to descend, and the rollers are lowered to contact with the hull at this time. During the movement, the shock-absorbing springs absorb the vibration generated when the lifting equipment is placed.

[0018] 4. The large-scale tool lifting equipment for offshore power construction is configured such that when the rotating rod is flipped downward, the diamond-shaped fasteners and the cigarette pack are squeezed, causing the diamond-shaped fasteners to deform and clamp the side clamps to prevent the side clamps and the rotating rod from shifting when the tool is fixed; after the rotating rod is flipped, the fitting bending frame and the fitting bending frame are buckled over the tool, and the bending parts extending on both sides are clamped on both sides of the tool.

[0019] 5. The large-scale tool lifting equipment for offshore power construction is equipped with a staff member who clamps the strapping straps tied on the outside of the tool in the telescopic clamp to make the clamping block fit. Since the surface of the clamping block is provided with a friction pad, the friction pad is serrated. When the transfer equipment moves, the serrated surfaces rub against each other to prevent the strapping strap from detaching. When the clamping block is rubbing, in order to prevent the clamping block from shifting, an extrusion spring is provided on the surface of the clamping block. The extrusion spring is deformed by friction to reduce the shaking frequency during friction. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the external structure of a large-scale tool lifting equipment for offshore power construction according to the present invention.

[0021] Figure 2 This is a schematic diagram of the external structure from another angle of a large-scale tool lifting equipment for offshore power construction according to the present invention.

[0022] Figure 3 It is a bottom view structural schematic diagram of the stabilizing component of the present invention.

[0023] Figure 4 It is a schematic diagram of the enlarged structure of the stabilizing component of the present invention.

[0024] Figure 5 It is a schematic diagram of the structure of the hoisting frame of the present invention.

[0025] Figure 6 It is a schematic diagram of the structure of the turning clamp frame of the present invention.

[0026] Figure 7 It is a schematic diagram of the bonding clip structure of the present invention.

[0027] Figure 8 It is a schematic diagram of the structure of the entrainment member of the present invention.

[0028] Fig. 9 It is a schematic diagram of the telescopic clamp structure of the present invention.

[0029] In the figure: 1, bottom plate; 2, hoisting frame; 21, column; 22, beam frame; 23, limit block; 3, limit clamp; 31, flip clamp frame; 311, hydraulic rod; 312, connecting block; 313, shaft rod; 314, connecting rod; 315, cross rod; 316, hydraulic seat; 32, fitting clamp; 321, diamond fastener; 322, limit plate; 323, side clamp rod; 324, rotating rod; 325, fitting bending frame; 33, clamping piece; 3 31. Mounting block; 332. Elastic belt; 333. Fixed block; 334. Sliding rod; 335. Telescopic clamp; 3351. Clamping plate; 3352. Gasket; 3353. Clamping block; 3354. Friction pad; 3355. Extrusion spring; 4. Stabilizing component; 41. Lifting rod; 42. Double connector; 43. Axis block; 44. Bottom block; 45. Base plate; 46. Spring; 5. Load-bearing plate; 6. Connecting frame; 7. Axis plate; 8. Roller. DETAILED DESCRIPTION

[0030] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

[0031] The first embodiment, as Figures 1 to 4As shown, the present invention provides a technical solution: a large-scale tool hoisting equipment for offshore power construction, comprising a hoisting frame 2, the hoisting frame 2 is used to connect the hoisting assembly with the crane, and a bearing plate 5 is fixedly installed at the bottom of the hoisting frame 2; a limit clamp 3, the limit clamp 3 is used for clamping and limiting large-scale tools, and a connecting frame 6 is fixedly installed at the bottom of the limit clamp 3; a stable assembly 4, the stable assembly 4 is used for hoisting and moving large-scale tools, a bottom plate 1 is fixedly installed between the opposite surfaces of the stable assembly 4, and a through-axis plate 7 is fixedly installed at the bottom of the bottom plate 1, and rollers 8 are rotatably installed on both sides of the outer surface of the through-axis plate 7; The hoisting frame 2 is fixedly connected to the crane, the stabilizing component 4 is fixedly installed on both sides of the bottom of the load-bearing plate 5 through the bottom plate 1, and two groups of limit clamps 3 are provided, and the two groups of limit clamps 3 are fixedly installed on both ends of the top of the load-bearing plate 5 through the connecting frame 6; during offshore power construction, the staff drives the hoisting equipment to hoist and transport large tools, the staff hoisting equipment is connected to the crane, and then the large tools are transported to the top of the load-bearing plate 5, and the tools are clamped and fixed by the limit clamps 3 on both sides, and the large tools are hoisted as the crane runs. After hoisting and transportation, the staff controls the crane to descend, and the roller 8 is in contact with the hull at this time, so that the staff can move the tools after hoisting and transporting multiple tools.

[0032] The hoisting frame 2 includes a column 21, which is fixedly installed at the top side of the load-bearing plate 5. There are four columns 21, and a beam frame 22 is fixedly installed between the opposite surfaces of the four columns 21. A limit block 23 is fixedly installed on the surface of the beam frame 22, and the limit block 23 is fixedly connected to both sides of the fixed outer surface of the connecting frame 6. The column 21 is connected to the crane through a steel cable. There are four columns 21, so that the steel cable is fixed from the four corners of the load-bearing plate 5 during installation to ensure that the tool remains in a balanced state on the load-bearing plate 5 when the crane is lifting.

[0033] The stabilizing component 4 includes a base plate 45, which is fixedly installed at the bottom of the base plate 1, and springs 46 are fixedly installed on both sides of the top of the base plate 45. The outer surface of the base plate 45 is fixedly connected to an axis block 43, and the upper surface of the axis block 43 is fixedly connected to a double connector 42, and the surface of the double connector 42 is fixedly connected to the outer side of the base plate 1.

[0034] The bottom surface of the base plate 45 is fixedly connected with a bottom block 44, and the inside of the bottom block 44 is fixedly connected with a lifting rod 41, and the lifting rod 41 passes through the base plate 45 and extends to the surface of the bottom plate 1. After the lifting equipment is lifted, the crane drives the lifting equipment to descend, and at this time, the roller 8 descends to contact the hull, and the shock-absorbing spring 46 absorbs the vibration generated when the lifting equipment is placed during movement.

[0035] The second embodiment is based on the first embodiment. Figures 5 to 7 As shown, the limit clamp 3 includes a turning clamp frame 31, a fitting clamp 32 is fixedly installed on the top of the turning clamp frame 31, the turning clamp frame 31 is fixedly installed on the top of the connecting frame 6, and a clamping piece 33 is fixedly installed on the side of the turning clamp frame 31 close to the bottom plate 1. The staff puts the tool on the bearing plate 5. Since the tool is large in size and the lifting ship is anchored at sea, the hull will shake due to gravity when the large tool is lifted and moved. The tool needs to be fixed with a rope during lifting. Therefore, after the tool is placed on the bearing plate 5 and tied, the staff clamps the binding belt in the clamping piece 33, and fixes the bottom of the tool at both ends through the clamping piece 33 to prevent the tool from sliding on the bearing plate 5 during lifting, resulting in uneven force on the crane and unstable lifting of the tool.

[0036] The turning clamp frame 31 includes a hydraulic seat 316, a hydraulic rod 311 is rotatably mounted on the outer surface of the hydraulic seat 316, a connecting block 312 is fixedly connected to the outer surface of the hydraulic rod 311, shaft rods 313 are rotatably mounted on both sides of the outer surface of the connecting block 312, a cross rod 315 is fixedly mounted on the top of the shaft rod 313, and a connecting rod 314 is fixedly mounted on the surface of the shaft rod 313 close to the cross rod 315, and the connecting rod 314 is fixedly connected to the fitting clamp 32. After the bottom of the tool is fixed, the staff raises the hydraulic rod 311, so that the hydraulic rod 311 drives the connecting block 312 to flip upward, so that the connecting rod 314 and the cross rod 315 connected to the connecting block 312 flip upward at the same time, and the tool is limited from the outside.

[0037] The fitting clamp 32 includes a limit plate 322, which is fixedly installed between the opposite surfaces of the connecting rod 314. A rotating rod 324 is passed through the surface of the connecting rod 314 close to the limit plate 322, and side clamping rods 323 are fixedly installed on both sides of the outer surface of the rotating rod 324. After the tool is placed, the hydraulic rod 311 flips downward, the connecting rod 314 and the cross rod 315 are pressed on the surface of the tool, and the rotating rod 324 is driven to flip downward, so that the fitting bending frame 325 is buckled and covered on the surface of the tool to fix the tool.

[0038] The outer surface of the rotating rod 324 is sleeved with a diamond-shaped fastener 321, and two diamond-shaped fasteners 321 are provided, and the two diamond-shaped fasteners 321 are symmetrically arranged with the rotating rod 324 as the center. Fitting bends 325 are fixedly installed on both sides of the outer surface of the diamond-shaped fastener 321, and the surface of the fitting bend 325 close to the connecting rod 314 is fixedly connected to the cross rod 315. When the rotating rod 324 is turned down, the diamond-shaped fastener 321 and the cigarette pack are squeezed, so that the diamond-shaped fastener 321 is deformed, and the side clamping rod 323 is clamped to prevent the side clamping rod 323 and the rotating rod 324 from rotating and displacing when the tool is fixed; after the rotating rod 324 is turned over, the fitting bend 325 and the fitting bend 325 are buckled on the top of the tool, and the bending parts extending on both sides are clamped on both sides of the tool.

[0039] The third embodiment is based on the first and second embodiments. Figures 8 to 9 As shown, the entraining member 33 includes a fixing block 333 , and the fixing block 333 is fixedly mounted on the top side of the connecting frame 6 , and a mounting block 331 is fixedly mounted on the outer surface of the fixing block 333 .

[0040] The elastic belt 332 is fixedly installed inside the mounting block 331, and the sliding rods 334 are fixedly installed on both sides of the mounting block 331 away from the outer surface, and the outer surface of the sliding rod 334 is slidably adapted with a telescopic clamp 335. The staff clamps the strapping strap tied on the outside of the tool in the telescopic clamp 335, so that the clamping block 3353 fits. Since the surface of the clamping block 3353 is provided with a friction pad 3354, the friction pad 3354 is serrated. When the transfer equipment moves, the serrated surfaces rub against each other to prevent the strapping strap from falling off.

[0041] The telescopic clamp 335 includes a clamping plate 3351, an extrusion spring 3355 is fixedly connected inside the clamping plate 3351, a clamping block 3353 is fixedly connected to the surface of the extrusion spring 3355, a friction pad 3354 is fixedly connected to the surface of the clamping block 3353, and a gasket 3352 is fixedly connected to the outer side of the clamping block 3353. When the clamping block 3353 is rubbed, the extrusion spring 3355 is arranged on the surface of the clamping block 3353 to prevent the clamping block 3353 from deflecting. The extrusion spring 3355 is deformed by friction to reduce the shaking frequency during friction.

[0042] When in use, during offshore power construction, the staff drives the lifting equipment to lift and transport the large tools. The staff lifts the equipment and connects it to the crane, and then transports the large tools to the top of the load-bearing plate 5. The tools are clamped and fixed by the limit clamps 3 on both sides. As the crane runs, the large tools are lifted. After lifting and transportation, the staff controls the crane to descend. At this time, the roller 8 is in contact with the hull, so that the staff can move the tools after lifting and transporting multiple tools.

[0043] The columns 21 are connected to the crane via steel cables. Four columns 21 are provided so that the steel cables are fixed from four corners of the load-bearing plate 5 during installation to ensure that the tool maintains a balanced state on the load-bearing plate 5 when the crane is lifting.

[0044] The staff places the tools on the load-bearing plate 5. Since the tools are large in size and the lifting ship is anchored at sea, the hull will shake due to the influence of gravity when the large tools are lifted and moved. The tools need to be fixed with ropes during lifting. Therefore, after the tools are placed on the load-bearing plate 5 and tied, the staff clamps the binding belt in the clamping piece 33, and fixes the bottom of the tools at both ends through the clamping piece 33 to prevent the tools from sliding on the load-bearing plate 5 during lifting, resulting in uneven force on the crane and unstable lifting of the tools.

[0045] After the bottom of the tool is fixed, the staff raises the hydraulic rod 311 so that the hydraulic rod 311 drives the connecting block 312 to flip upward, so that the connecting rod 314 and the cross rod 315 connected to the connecting block 312 flip upward at the same time, limiting the tool from the outside.

[0046] After the tool is placed, the hydraulic rod 311 flips downward, the connecting rod 314 and the cross rod 315 press on the tool surface, and drive the rotating rod 324 to flip downward, so that the fitting bent frame 325 buckles and covers the tool surface to fix the tool.

[0047] When the rotating rod 324 flips downward, the diamond fastener 321 and the cigarette pack are squeezed, causing the diamond fastener 321 to deform and clamp the side clamping rod 323 to prevent the side clamping rod 323 and the rotating rod 324 from rotating and shifting when the tool is fixed; the fitting bent frame 325 and the fitting bent frame 325 are buckled over the tool after the rotating rod 324 is flipped, and the bends extending on both sides are clamped on both sides of the tool.

[0048] The staff clamps the strapping strap tied on the outside of the tool in the telescopic clamp 335, so that the clamping block 3353 fits. Since the clamping block 3353 is provided with a friction pad 3354 on the surface, the friction pad 3354 is serrated. When the transfer equipment moves, the serrated surfaces rub against each other to prevent the strapping strap from falling off.

[0049] When the clamping block 3353 is rubbed, in order to prevent the clamping block 3353 from deflecting, an extrusion spring 3355 is arranged on the surface of the clamping block 3353. The extrusion spring 3355 is deformed by the friction, thereby reducing the shaking frequency during the friction.

[0050] After the lifting equipment is lifted, the crane drives the lifting equipment to descend, and at this time, the roller 8 descends to contact with the hull, and the shock-absorbing spring 46 absorbs the vibration generated when the lifting equipment is placed during movement.

[0051] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A large-scale tool lifting equipment for offshore power construction, characterized in that: include: A hoisting frame (2) is used for connecting the hoisting component with the crane, and a bearing plate (5) is fixedly installed at the bottom of the hoisting frame (2); a limit clamp (3) is used for clamping and limiting large tools, and a connecting frame (6) is fixedly installed at the bottom of the limit clamp (3); a stabilizing component (4) is used for hoisting and moving large tools, and a bottom plate (1) is fixedly installed between opposite surfaces of the stabilizing component (4), and a through-axis plate (7) is fixedly installed at the bottom of the bottom plate (1), and rollers (8) are rotatably installed on both sides of the outer surface of the through-axis plate (7); the hoisting frame (2) is fixedly connected to the crane, and the The stabilizing component (4) is fixedly mounted on both sides of the bottom of the bearing plate (5) through the bottom plate (1), and two groups of the limit clamps (3) are provided, and the two groups of the limit clamps (3) are fixedly mounted on both ends of the top of the bearing plate (5) through the connecting frame (6); wherein the hoisting frame (2) comprises a column (21), and the column (21) is fixedly mounted on the top side of the bearing plate (5), and the column (21) is provided with four columns (21), and a beam frame (22) is fixedly mounted between the opposite surfaces of the four columns (21), and a limit block (23) is fixedly mounted on the surface of the beam frame (22), and the limit block (23) is fixedly connected to both sides of the fixed outer surface of the connecting frame (6).

2. The large-scale tool lifting equipment for offshore power construction according to claim 1 is characterized by: The limiting clamp (3) comprises a turning clamp frame (31), a fitting clamp (32) is fixedly mounted on the top of the turning clamp frame (31), the turning clamp frame (31) is fixedly mounted on the top of the connecting frame (6), and a clamping member (33) is fixedly mounted on a side of the turning clamp frame (31) close to the bottom plate (1).

3. The large-scale tool lifting equipment for offshore power construction according to claim 2 is characterized by: The turning clamp frame (31) comprises a hydraulic seat (316), a hydraulic rod (311) is rotatably mounted on the outer surface of the hydraulic seat (316), a connecting block (312) is fixedly connected to the outer surface of the hydraulic rod (311), shaft rods (313) are rotatably mounted on both sides of the outer surface of the connecting block (312), a cross rod (315) is fixedly mounted on the top of the shaft rod (313), and a connecting rod (314) is fixedly mounted on the surface of the shaft rod (313) on a side close to the cross rod (315), and the connecting rod (314) is fixedly connected to the fitting clamp (32).

4. The large-scale tool lifting equipment for offshore power construction according to claim 3 is characterized by: The fitting clamp (32) comprises a limit plate (322) which is fixedly mounted between opposite surfaces of the connecting rod (314); a rotating rod (324) passes through the surface of the connecting rod (314) on the side close to the limit plate (322); and side clamping rods (323) are fixedly mounted on both sides of the outer surface of the rotating rod (324).

5. The large-scale tool lifting equipment for offshore power construction according to claim 4 is characterized by: The outer surface of the rotating rod (324) is sleeved with a diamond-shaped fastener (321), and two diamond-shaped fasteners (321) are provided. The two diamond-shaped fasteners (321) are symmetrically arranged with the rotating rod (324) as the center. Fitting bent frames (325) are fixedly installed on both sides of the outer surface of the diamond-shaped fastener (321), and the surface of the fitting bent frame (325) close to the connecting rod (314) is fixedly connected to the cross rod (315).

6. The large-scale tool lifting equipment for offshore power construction according to claim 5 is characterized by: The entraining member (33) comprises a fixing block (333), wherein the fixing block (333) is fixedly mounted on the top side of the connecting frame (6), and a mounting block (331) is fixedly mounted on the outer surface of the fixing block (333).

7. The large-scale tool lifting equipment for offshore power construction according to claim 6 is characterized by: An elastic band (332) is fixedly mounted inside the mounting block (331), sliding rods (334) are fixedly mounted on both sides of the mounting block (331) away from the outer surface, and the outer surface of the sliding rod (334) is slidably adapted to be equipped with a telescopic clamp (335).

8. The large-scale tool lifting equipment for offshore power construction according to claim 7 is characterized by: The telescopic clamp (335) comprises a clamping plate (3351), the interior of the clamping plate (3351) is fixedly connected to an extrusion spring (3355), the surface of the extrusion spring (3355) is fixedly connected to a clamping block (3353), the surface of the clamping block (3353) is fixedly connected to a friction pad (3354), and the outer side of the clamping block (3353) is fixedly connected to a gasket (3352).

9. The large-scale tool hoisting equipment for offshore power construction according to claim 8, characterized in that: The stabilizing component (4) comprises a base plate (45), the base plate (45) being fixedly mounted on the bottom of the base plate (1), springs (46) being fixedly mounted on both sides of the top of the base plate (45), an outer surface of the base plate (45) being fixedly connected to an axis block (43), an upper surface of the axis block (43) being fixedly connected to a double-connecting piece (42), and a surface of the double-connecting piece (42) being fixedly connected to the outer side of the base plate (1).

10. The large-scale tool hoisting equipment for offshore power construction according to claim 9, characterized in that: The lower surface of the base plate (45) is fixedly connected to a bottom block (44), the interior of the bottom block (44) is fixedly connected to a lifting rod (41), and the lifting rod (41) penetrates the base plate (45) and extends to the surface of the bottom plate (1).